Presentations

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Presentations related to or given on behalf of the Space Geodesy Project are available:


The First Year of KOKEE12M-WETTZ13S VGOS Intensive Scheduling: Status and Efforts Towards Improvement, K. Baver, J. Gipson, F. Lemoine, (poster), presented at the International VLBI Service for Geodesy and Astrometry (IVS) 2022 General Meeting: Virtual, Helsinki, Finland, 28-31 March 2022

Data Ingest at the IVS Data Centers, D. Behrend, M. Bérubé, J. Gipson, A. Girdiuk, M. Goltz, T. Yates, P. Michael, C. Barache, presented at the International VLBI Service for Geodesy and Astrometry (IVS) 2022 General Meeting: Virtual, Helsinki, Finland, 28-31 March 2022

Status of the VGOS Infrastructure Rollout, D. Behrend, C. Ruszczyk, P. Elosegui, S. Weston, (poster), presented at the International VLBI Service for Geodesy and Astrometry (IVS) 2022 General Meeting: Virtual, Helsinki, Finland, 28-31 March 2022

Coordinating Center Activities at GFSC, D. Behrend, C. Thomas, M. Bérubé, K. Baver, K. Armstrong, (poster), presented at the International VLBI Service for Geodesy and Astrometry (IVS) 2022 General Meeting: Virtual, Helsinki, Finland, 28-31 March 2022

Improving IVS Communication through a VLBI Operating Center, M. Bérubé, J. Gipson, J. Lovell, D. Lakins, presented at the International VLBI Service for Geodesy and Astrometry (IVS) 2022 General Meeting: Virtual, Helsinki, Finland, 28-31 March 2022

Automatic Processing of the INT Sessions with the nuSolve Software, S. Bolotin, K. Baver, M. Bérubé, J. Gipson, presented at the International VLBI Service for Geodesy and Astrometry (IVS) 2022 General Meeting: Virtual, Helsinki, Finland, 28-31 March 2022

Evaluation of the KOKEE12M-WETTZ13S VGOS Intensives with Calc/Solve, J. Gipson, K. Baver, S. Bolotin, F. Lemoine, P. Elosegui, C. Ruszczyk, D. Mondal, A. Sargent, P. Haftings, S. Hardin, C. Coughlin, C. Plötz, A. Neidhardt, T. Schüler, presented at the International VLBI Service for Geodesy and Astrometry (IVS) 2022 General Meeting: Virtual, Helsinki, Finland, 28-31 March 2022

Towards Automating Operations of SGP VGOS Stations, J. Lovell, D. Lakins, presented at the International VLBI Service for Geodesy and Astrometry (IVS) 2022 General Meeting: Virtual, Helsinki, Finland, 28-31 March 2022

Quality Assessment of UT1-UTC Estimates using VGOS, D. Mondal, P. Elosegui, C. Ruszczyk, A. Niell, J. Gipson, presented at the International VLBI Service for Geodesy and Astrometry (IVS) 2022 General Meeting: Virtual, Helsinki, Finland, 28-31 March 2022

GGAO Notch Filter at 20K and Other RFI Mitigation Work, D. Sullivan, D. Hudson, L. Hilliard, presented at the International VLBI Service for Geodesy and Astrometry (IVS) 2022 General Meeting: Virtual, Helsinki, Finland, 28-31 March 2022

The International VLBI Service and Its Role in GGOS, H. Munekane, D. Behrend, N. Kotary, (iPoster), presented at the JpGU-AGU Joint Meeting 2020: Virtual, Chiba, Japan, 12-16 July 2020

SGSLR: Development of a New Generation of Satellite Laser Ranging Stations, E. Hoffman, presented virtually as a NASA GSFC Geodesy & Geophysics Laboratory Seminar, August 8, 2020

NASA CDDIS: Supporting Global Geodetic and Geophysical Research and Applications, P. Michael, C. Noll, (poster) presented at the 2019 Fall AGU meeting, San Francisco, CA, USA, December 09-13, 2019

Enhancements to the GNSS Real-time System at CDDIS, S. Blevins, N. Pollack, P. Michael, C. Noll, (poster) presented at the 2019 Fall AGU meeting, San Francisco, CA, USA, December 09-13, 2019

The Final Frontier for Satellite Laser Ranging: Antarctica, T. Otsubo, Y. Aoyama, A. Hattori, K. Doi, M. R. Pearlman, C. E. Noll, presented at The Tenth Symposium on Polar Science, Tokyo, Japan, December 03-05, 2019.

ILRS: Recent Developments, Noll, C., Pearlman, M., presented at the 2019 ILRS Technical Workshop, Stuttgart, Germany, October 21-25, 2019

Possible Pathways to Producing Rapid Millimeter Accuracy Normal Points, Degnan, J., presented at the 2019 ILRS Technical Workshop, Stuttgart, Germany, October 21-25, 2019

An Independent Assessment of T2L2 Results from the NASA SLR Network, Husson, V., presented at the 2019 ILRS Technical Workshop, Stuttgart, Germany, October 21-25, 2019

SGSLR Receiver Validation and Pulse Width Amplitude Correction, Hoffman, E. et al., presented at the 2019 ILRS Technical Workshop, Stuttgart, Germany, October 21-25, 2019

SGSLR safety & security across global locations, McGarry, J. et al., presented at the 2019 ILRS Technical Workshop, Stuttgart, Germany, October 21-25, 2019

Status of the NASA SGSLR Subsystem Development (poster), Horvath, J. et al., presented at the 2019 ILRS Technical Workshop, Stuttgart, Germany, October 21-25, 2019

Using Problem Reports and LORs in the Sustainment of NASA SLR Networks (poster), Chase, D., presented at the 2019 ILRS Technical Workshop, Stuttgart, Germany, October 21-25, 2019

Application of Adult Stage Development Theory to the Management of the NASA SLR Operations Team (poster), Lamb, R., presented at the 2019 ILRS Technical Workshop, Stuttgart, Germany, October 21-25, 2019

SGSLR Receiver Detector Pulse Width Calibration Technique (poster), Clarke, C. et al., presented at the 2019 ILRS Technical Workshop, Stuttgart, Germany, October 21-25, 2019

NASA SGSLR Power and Lightning Protection (poster), Donovan, H. et al., presented at the 2019 ILRS Technical Workshop, Stuttgart, Germany, October 21-25, 2019

Satellite laser ranging, Degnan, J., presented at the First SLR School, Stuttgart, Germany, October 20, 2019

Role and function of the SLR Data Centers, Noll, C., presented at the First SLR School, Stuttgart, Germany, October 20, 2019

ILRS: Current Status and Future Trends, Pearlman, M., Noll, C., presented at the Unified Analysis Workshop, Paris, France, October 02-04, 2019

ILRS: Current Status and Future Trends, Pealrman, M., Noll, C., presented at the Implementation of the Global Geodetic Reference Frame (GGRF) in Latin America, Buenos Aires City, Argentina, September 16 - 20, 2019.

GGOS Bureau of Networks and Observations, Pearlman, M., Noll, C., presented at the Implementation of the Global Geodetic Reference Frame (GGRF) in Latin America, Buenos Aires City, Argentina, September 16 - 20, 2019.

The Crustal Dynamics Data Information System: NASA's Active Archive of Geodetic Observations Supporting Research in Understanding our Dynamic Earth, C. Noll, P. Michael, (poster), presented at the 27th IUGG General Assembly, Montreal Canada, July 08-18, 2019.

Space Geodesy Satellite Laser Ranging (SGSLR), J. McGarry, presented to the Goddard Astronomy Club, NASA Goddard Space Flight Center, Greenbelt, MD, April 09, 2019

GGOS: Current Activities and Plans of the Bureau of Networks and Observations (poster), M. Pearlman et al., presented at the EGU General Assembly, Vienna, Austria, April 07-12, 2019

The Source Structure Effect in Broadband Observations, S. Bolotin, K. Baver, O. Bolotina, J. M. Gipson, D. Gordon, K. le Bail, and D. S. MacMillan, presented at the 24th Working Meeting of the European VLBI Group for Geodesy and Astrometry (EVGA), Las Palmas (Gran Canaria), Spain, March 17-19, 2019

2018 IVS Network Performance (poster), M, Bérubé, E. Himwich, presented at the 24th Working Meeting of the European VLBI Group for Geodesy and Astrometry (EVGA), Las Palmas (Gran Canaria), Spain, March 17-19, 2019

Impact of Gravitational Deformation of VLBI Antennas on Reference Frame, J. Gipson, presented at the 24th Working Meeting of the European VLBI Group for Geodesy and Astrometry (EVGA), Las Palmas (Gran Canaria), Spain, March 17-19, 2019

Roll-out Status of the VGOS Network (poster), D. Behrend, W. Petrachenko, C. Ruszczyk, P. Elósegui, presented at the 24th Working Meeting of the European VLBI Group for Geodesy and Astrometry (EVGA), Las Palmas (Gran Canaria), Spain, March 17-19, 2019

Analysis of EOP and Scale from the Simultaneous CONT17 Networks, D. MacMillan, J. Gipson, presented at the 24th Working Meeting of the European VLBI Group for Geodesy and Astrometry (EVGA), Las Palmas (Gran Canaria), Spain, March 17-19, 2019

Time stability of the K-band catalog sources, K. Le Bail, A. de Witt, C. S. Jacobs, D. Gordon, presented at the 24th Working Meeting of the European VLBI Group for Geodesy and Astrometry (EVGA), Las Palmas (Gran Canaria), Spain, March 17-19, 2019

The Effect of Source Flux Catalog Latency on IVS-INT01 Scheduling (poster), K. Baver, D. MacMillan, J. Gipson, presented at the 24th Working Meeting of the European VLBI Group (EVGA), Las Palmas (Gran Canaria), Spain, March, 17-19, 2019

Important Changes to User Access at the NASA CDDIS (poster), C. Noll, P. Michael, presented at the AGU 2018 Fall meeting, Washington, DC, December 10-14, 2018

Real-time GNSS data and product streams at NASA GSFC CDDIS (poster), S. M. Blevins, C. E. Noll, N. Pollack R. Limbacher, J. Woo, J. Ash, J. Roark, P. Michael, presented at the AGU 2018 Fall meeting, Washington, DC, December 10-14, 2018

Recent Progress and Plans for the ILRS (poster), M. R. Pearlman, C. Noll, E. Pavlis, F. Lemoine, J. Mueller, V. Shargorodsky, Z. Zhongping, G. Kirchner, U. Schreiber, G. Appleby, at the AGU 2018 Fall meeting, Washington, DC, December 10-14, 2018

Software Best Practices at Crustal Dynamics Data Information System (CDDIS): Steps to Consider (poster), J. Woo, P. Michael, C. Noll, R. Limbacher, presented at the AGU 2018 Fall meeting, Washington, DC, December 10-14, 2018

High Quality, High Quantity Laser Ranging Data for the 21st Century: NASA's Next Generation Satellite Laser Ranging Network (poster), E. Hoffman, J. McGarry, H. Donovan, J. W. Cheek, C. B. Clarke, J. E. Horvath, A. M. Mann, A. R. Nelson, D. S. Patterson, M. Shappirio, S. L. Wetzel, presented at the AGU 2018 Fall meeting, Washington, DC, December 10-14, 2018

Meteorological data and effects on VLBI estimated geodetic parameters (poster), K. Le Bail, J. Gipson, presented at the AGU 2018 Fall meeting, Washington, DC, December 10-14, 2018

Selected Results from Testing the IVS INT01 BA 50 Balanced Scheduling Strategy (poster), K. Baver, J. Gipson, presented at the AGU 2018 Fall Meeting, Washington, DC, December 10-14, 2018

NASA CDDIS: Important Changes to User Access (poster), C. Noll, P. Michael, presented at the 21st International Workshop on Laser Ranging, Canberra, Australia, November 04-09, 2018

Status and Recent Upgrades at Yarragadee / MOBLAS-5 (poster), R. Carman, presented at the 21st International Workshop on Laser Ranging, Canberra, Australia, November 04-09, 2018

Station Assessment Software – Initial Results (poster), J. Woo, E. Hoffman, M. Torrence, presented at the 21st International Workshop on Laser Ranging, Canberra, Australia, November 04-09, 2018

Software Best Practices at Crustal Dynamics Data Information System (CDDIS): Steps to Consider (poster), J. Woo, P. Michael, C. Noll, R. Limbacher, presented at the 21st International Workshop on Laser Ranging, Canberra, Australia, November 04-09, 2018

NASA CDDIS: Important Changes to User Access (poster), C. Noll and P. Michael, presented at the IGS 2018 Workshop, Wuhan, China, October 29 - November 02, 2018 [2MB]

Progress and Improvements in Real-time Services at NASA GSFC CDDIS (poster), S.M. Blevins, C.E. Noll, N. Pollack, R. Limbacher, J. Woo, J. Ash, J. Roark, B.P. Michael, presented at the IGS 2018 Workshop, Wuhan, China, October 29 - November 02, 2018

Survey of Solar Flare Signatures in the Upper Ionosphere with GNSS and GOES Observations: A Case Study (poster), S.M. Blevins, L.A. Hayes, Y.M. Collado-Vega, B.P. Michael, C.E. Noll, presented at the IGS 2018 Workshop, Wuhan, China, October 29 - November 02, 2018

NASA CDDIS: Important Changes to User Access (poster), C. Noll and P. Michael, presented at the IDS workshop 2018, Ponta Delgada, São Miguel Island, Azores Archipelago (Portugal), September 26-28, 2018 [2MB]

Improving the X/S Reference Frame with the VLBA (poster), D. Gordon, A. Fey, and C. Jacobs, presented at the International Astronomical Union XXXth General Assembly, Vienna, Austria, 20-31 August 2018

Results from the BA 50 Balanced Scheduling Strategy INT01 R&Ds, K. Baver and J. Gipson, presented at the Tenth IVS General Meeting, Longyearbyen, Svalbard, Norway, June 3-8, 2018.

Organizing the Continuous VLBI Campaign 2017 (CONT17), D. Behrend, C. Thomas, J. Gipson, and E. Himwich, presented at the Tenth IVS General Meeting, Longyearbyen, Svalbard, Norway, June 3-8, 2018.

Effect of VLBI Observation Network on Source Stability, K. Le Bail and D. Gordon, presented at the Tenth IVS General Meeting, Longyearbyen, Svalbard, Norway, June 3-8, 2018.

Galactic Aberration in VLBI Analysis: Findings of the IVS WG8, D. MacMillan, presented at the Tenth IVS General Meeting, Longyearbyen, Svalbard, Norway, June 3-8, 2018.

Performance of the Operational R1 and R4 Sessions (poster), C. Thomas, D. MacMillan, K. Le Bail, presented at the Tenth IVS General Meeting, Longyearbyen, Svalbard, Norway, June 3-8, 2018.

GGOS: Bureau of Networks and Observations (poster), M.R. Pearlman, J.M. Gipson, G. Johnston, C.E. Noll, E.C. Pavlis, J. Saunier, A. Matthews, R. Barzaghi, D. Thaller, S. Bergstrand, J. Müller, Vienna, Austria, April 08-13, 2018

Reduction of the IVS-INT01 UT1 Formal Error Through New Sked Algorithms, K. Baver and J. Gipson (poster), presented at the 23rd Working Meeting of the European VLBI Group for Geodesy and Astrometry, Gothenburg, Sweden, May 15-19, 2017

VGOS Intensives, K. Baver and J. Gipson, presented at the 23rd Working Meeting of the European VLBI Group for Geodesy and Astrometry, Gothenburg, Sweden, May 15-19, 2017

Planning of the Continuous VLBI Campaign 2017 (CONT17) (poster), D. Behrend, C. Thomas, J. Gipson, and E. Himwich, presented at the 23rd Working Meeting of the European VLBI Group for Geodesy and Astrometry, Gothenburg, Sweden, May 15-19, 2017

Implementation of the vgosDb format at the GSFC VLBI Analysis Center (poster), S. Bolotin, K. Baver, J. Gipson, D. Gordon, and D. MacMillan, presented at the 23rd Working Meeting of the European VLBI Group for Geodesy and Astrometry, Gothenburg, Sweden, May 15-19, 2017

Investigating the Noise Floor of VLBI Source Positions, K. Le Bail, D. Gordon, J. Gipson, and D. MacMillan, presented at the 23rd Working Meeting of the European VLBI Group for Geodesy and Astrometry, Gothenburg, Sweden, May 15-19, 2017

Science Overview, K. Le Bail, presented at the Ninth IVS Technical Operations Workshop, Westford, Massachusetts, USA, April 30 - May 4, 2017

Analysis of Polar Motion Series Differences Between VLBI, GNSS, and SLR (poster), D. MacMillan and E. Pavlis, presented at the European Geosciences Union General Assembly 2017, Vienna, Austria, April 23-28, 2017

ILRS: Current Status and Future Challenges, M. Pearlman, G. Bianco, S. Merkowitz, C. Noll, E. Pavlis, V. Shargorodsky, Z. Zhongping, presented at the Fall American Geophysical Union meeting, San Francisco, CA, USA, December 06-12, 2016

CDDIS: NASA’s Archive of Space Geodesy Data and Products Supporting GGOS (G41B-1013) (poster), C. Noll, P. Michael, presented at the Fall American Geophysical Union meeting, San Francisco, CA, USA, December 12-16, 2016

Next Generation Global Navigation Satellite System (GNSS) Processing at NASA CDDIS (poster), P. Michael, C. Noll, J. Woo, R. Limbacher, presented at the Fall American Geophysical Union meeting, San Francisco, CA, USA, December 06-12, 2016

IVS: Current Status and Future Plans, D. Behrend, A. Nothnagel, W. Petrachenko, G. Tuccari, presented at the Fall American Geophysical Union meeting, San Francisco, CA, USA, December 06-12, 2016

Analysis of Differences Between VLBI, GNSS, and SLR Earth Orientation Series (poster), D. MacMillan and E. Pavlis, presented at the Fall American Geophysical Union meeting, San Francisco, CA, USA, December 06-12, 2016

CDDIS Data Center: An Update (poster), C. Noll, P. Michael, presented at the 20th International Workshop on Laser Ranging, Potsdam Germany, October 10-14, 2016

Field System Topics, E. Himwich, J. Gipson, and J. Quick, presented at the European VLBI Network Technical and Operations Group meeting, St. Petersburg, Russia, September 19, 2016

GGOS: Global Geodetic Observing System, C. Noll, presented at 2016 WDS Members' Forum, Denver, Colorado, September 11, 2016

GGOS: The Global Geodetic Observing System (poster), G. Stangl, C. Noll, presented at 2016 WDS Members' Forum, Denver, Colorado, September 11, 2016

Crustal Dynamics Data Information System: NASA’s Active Archive of Space Geodesy Data and Derived Products (poster), C. Noll, P. Michael, presented at 2016 WDS Members' Forum, Denver, Colorado, September 11, 2016

International Laser Ranging Service: Supporting geodetic and geophysical research and applications through Satellite Laser Ranging (poster), C. Noll, M. Pearlman, presented at 2016 WDS Members' Forum, Denver, Colorado, September 11, 2016

NASA Space Geodesy Data for Precise Orbit Determination of Altimeter Satellites, (F. Lemoine), presented as a webinar in the NASA Earthdata Webinar Series, June 29, 2016. | Presentation slides [30.6 MB]

Update on the Activities of the GGOS Bureau of Networks and Observations (poster) (M. Pearlman, E. Pavlis, C. Ma, C. Noll, D. Thaller, B. Richter, R. Gross, R. Neilan, M. Mueller, R. Barzaghi, S. Bergstrand, J. Saunie, M. Tamisiea), presented at European Geosciences Union General Assembly, April 17–22, 2016, Abstract No. 10095 [18 MB]

Improvement of the IVS INT01 Sessions through Bayesian Estimation (poster), J. Gipson and K. Baver, presented at the 9th IVS General Meeting: New Horizons with VGOS, Ekudeni (Johannesburg), South Africa, March 13-17, 2016.

Transition to the vgosDb format (poster), S. Bolotin, K. Baver, J. Gipson, D. Gordon, D. MacMillan, presented at the 9th IVS General Meeting: New Horizons with VGOS, Ekudeni (Johannesburg), South Africa, March 13-17, 2016.

Selecting sources that define a stable celestial reference frame with the Allan variance, K. Le Bail, D. Gordon, and C. Ma, presented at the 9th IVS General Meeting: New Horizons with VGOS, Ekudeni (Johannesburg), South Africa, March 13-17, 2016.

Aspects of ICRF-3, C. Ma, D. MacMillan, K. Le Bail, and D. Gordon, presented at the 9th IVS General Meeting: New Horizons with VGOS, Ekudeni (Johannesburg), South Africa, March 13-17, 2016.

Generation of Global Geodetic Networks for GGOS, D. MacMillan, E. Pavlis, M. Kuzmicz-Cieslak, D. Koenig, presented at the 9th IVS General Meeting: New Horizons with VGOS, Ekudeni (Johannesburg), South Africa, March 13-17, 2016.

From CONT to VGOS: the Evolution of the CONT Campaigns (poster), C. Thomas, D. Behrend, D. MacMillan, presented at the 9th IVS General Meeting: New Horizons with VGOS, Ekudeni (Johannesburg), South Africa, March 13-17, 2016.

Developments at CDDIS to Support Real-Time and RINEX V3 (poster) (C. Noll, P. Michael), presented at IGS the Workshop "GNSS Futures", Sydney, NSW, Australia, February 08–12, 2016

Important Upcoming Architecture and User Changes at the CDDIS (poster) (P. Michael, C. Noll), presented at IGS the Workshop "GNSS Futures", Sydney, NSW, Australia, February 08–12, 2016

Field System Topics, E. Himwich, J. Gipson, and J. Quick, presented at the European VLBI Network Technical and Operations Group meeting, Robledo, Spain, June 26, 2015

Continuous VLBI Scheduling: The CONT14 Example (poster), D. Behrend, presented at the 22nd Meeting of the European VLBI Group for Geodesy and Astrometry, Ponta Delgada, Azores, Portugal, May 17-21, 2015

Implementation of the vgosDb format (poster), S. Bolotin, K. Baver, J. Gipson, D. Gordon and D. MacMillan, presented at the 22nd Meeting of the European VLBI Group for Geodesy and Astrometry, Ponta Delgada, Azores, Portugal, May 17-21, 2015

Minimization of the UT1 Formal Error Through A Minimization Algorithm (poster), J. Gipson and K. Baver, presented at the 22nd Meeting of the European VLBI Group for Geodesy and Astrometry, Ponta Delgada, Azores, Portugal, May 17-21, 2015

The CONT Campaigns as a Precursor to VGOS Observing, D. MacMillan, presented at the 22nd Meeting of the European VLBI Group for Geodesy and Astrometry, Ponta Delgada, Azores, Portugal, May 17-21, 2015

Recent Developments at the CDDIS in Support of GGOS (poster) (C. Noll, P. Michael, N. Pollack), presented at Fall 2015 AGU meeting, December, 2015, Abstract No, G43A-1023.

Summary of Results from ILRS GNSS Tracking Campaigns (2014-2015) (poster), C. Noll, M. Pearlman, M. Torrence, presented at the 2015 ILRS Technical Workshop, Matera Italy, October 24-30, 2015

Results from ILRS GNSS Tracking Campaigns, M. Pearlman, C. Noll, M. Torrence, presented at the 2015 ILRS Technical Workshop, Matera Italy, October 24-30, 2015

Distributing Real-Time GNSS Data and Derived Products at the CDDIS (webinar), C. Noll, P. Michael, L. Tyahla, July 22, 2015, NASA Earthdata Webinar Series, July 22, 2015

The Global Geodetic Observing System (GGOS) and the Important Role played by the Institute of Applied Astronomy, ROSCOSMOS, and other Russian Participants, M. Pearlman, presented at the 6th All-Russian Meeting "Fundamental and Applied Positioning, Navigation, and Timing Meeting (PNT-2015)", St. Petersburg, Russia, April 20-24, 2015

The GGOS Bureau of Networks and Observations and an Update on the Space Geodesy Networks, M. Pearlman, C. Ma, C. Noll, E. Pavlis, H. Schuh, T. Schoene, R. Barzaghi, S. Kenyon, Abstract EGU2015-7420, presented at EGU 2015, Vienna, Austria, April 12-17, 2015.

Recent Developments in Space Geodesy Data Discovery at the CDDIS, C. Noll, B. Michael, N. Pollack, Abstract IN11C-3623, presented at the 2014 AGU Fall Meeting, San Francisco CA, December 15-19, 2014

CDDIS Near Real Time Data for Geodesy Based Applications P. Michael, C. Noll, J. Roark, Abstract IN43C-3709, presented at the 2014 AGU Fall Meeting, San Francisco CA, December 15-19, 2014

Determination of Galactic Aberration from VLBI Measurements and Its Effect on VLBI Reference Frames and Earth Orientation Parameters (poster), D. MacMillan, presented at the 2014 AGU Fall Meeting, San Francisco CA, December 15-19, 2014

The Expanding Core and Co-location Space Geodesy Network and the Importance of High Latitude Sites, M. Pearlman, A. Ipatov, F. Lemoine, J. Long, C. Ma, S. Merkowitz, R. Neilan, C. Noll, E. Pavlis, H. Schuh, V. Shargorodsky, D. Stowers, S. Wetzel, presented at the Fifth Symposium on Polar Science, December 02-05, 2014.

Radio Frequency Interference (RFI) Blocker, A. Hopkins, C. Young, G. Koepping, L. Hilliard, E. Sheybani, G. Javidi, presented at the 2014 GSFC Science Jamboree, July 17, 2014

RFI Blocker Testing at GGAO to Enable Space Geodetic Technique Colocation, G. Koepping, A. Hopkins, C. Young, L. Hilliard, presented at the 2014 GSFC Science Jamboree, July 17, 2014

VLBI Scale Effects, D. MacMillan, presented at the 4th Unified Analysis Workshop, Pasadena, California, USA, June 27 - 28, 2014

Recent Developments at the CDDIS, C. Noll, P. Michael, presented at the IGS 20th Anniversary Workshop, Pasadena, CA, USA, June 23-27, 2014

CDDIS Real-Time Developments, P. Michael, C. Noll, J. Roark, presented at the IGS 20th Anniversary Workshop, Pasadena, CA, USA, June 23-27, 2014

IGS Data Centers: Status and Progress, C. Noll, presented at the IGS 20th Anniversary Workshop, Pasadena, CA, USA, June 23-27, 2014

Space Geodesy Core Sites and Role of GNSS (Progress on the Global Space Geodesy Network), M. Pearlman, A. Ipatov, J. Long, C. Ma, S. Merkowitz, R. Neilan, C. Noll, E. Pavlis, V. Shargorodsky, D. Stowers, S. Wetzel, presented at the IGS 20th Anniversary Workshop, Pasadena, CA, USA, June 23-27, 2014

Discover NASA's Archive for Space Geodesy Data, CDDIS (webinar), NASA Earthdata Webinar Series, June 6, 2014

The Global Space Geodesy Network: Activities Underway, Abstract EGU2014-3140, M. Pearlman, A. Ipatov, J. Long, C. Ma, S. Merkowitz, R. Neilan, C. Noll, E. Pavlis, V. Shargorodsky, D. Stowers, S. Wetzel, presented at the EGU General Assembly, Vienna, Austria, April 28 - May 02, 2014

Assessing the Impact of non-Tidal Atmospheric Loading on a Kalman Filter-based Terrestrial Reference Frame, C. Abbondanza, Z. Altamimi, T.M. Chin , X. Collilieux, R. Dach, R.S. Gross, M.B. Heflin, R. König, F.G. Lemoine, D.S. Macmillan, J.W. Parker, T. van Dam, X. Wu poster, presented at the EGU General Assembly, Vienna, Austria, April 28 - May 02, 2014.

Supporting GGOS through the Crustal Dynamics Data Information System, C. Noll, P. Michael, N. Pollack, L. Tyahla poster, presented at the EGU General Assembly, Vienna, Austria, April 28 - May 02, 2014.

Intercomparing EOPs from ITRF2008, DTRF2008, and JTRF2008, R. S. Gross, C. Abbondanza, T. M. Chin, M. Heflin, J. Parker, X. Wu, D. Angermann and M. Seitz, presented at the EGU General Assembly, Vienna, Austria, April 28 - May 02, 2014.

Balancing Sky Coverage and Source Strength in the Improvement of the IVS-INT01 Sessions (poster), K. Baver and J. Gipson, presented at the 8th IVS General Meeting, Shanghai, China, March 2-7, 2014

CONT14: Preparation and Prospects (poster), D. Behrend, C. Thomas, and E. Himwich, presented at the 8th IVS General Meeting, Shanghai, China, March 2-7, 2014

The VLBI Data Analysis Software nuSolve: Development Progress and Plans for the Future, S. Bolotin, K. Baver, J. Gipson, D. Gordon, and D. MacMillan, presented at the 8th IVS General Meeting, Shanghai, China, March 2-7, 2014

Tropospheric Delay Raytracing Applied in VLBI Analysis, D. Eriksson, D. MacMillan, and J. Gipson, presented at the 8th IVS General Meeting, Shanghai, China, March 2-7, 2014

Evaluation of the stability of ICRF2 in the past five years using the Allan variance (poster), K. Le Bail, D. Gordon, and J. Gipson, presented at the 8th IVS General Meeting, Shanghai, China, March 2-7, 2014

Evolution of the media pool for VGOS/Mark 6 (poster), C. Thomas, D. Behrend, and E. Himwich, presented at the 8th IVS General Meeting, Shanghai, China, March 2-7, 2014

The International Terrestrial Reference Frame: Current status and future challenges, Z. Altamimi et al., presented at a Space Geodesy Project SSED Seminar, February 10, 2014

Improvements in Space Geodesy Data Discovery at the CDDIS, Abstract IN31C-1520, C. Noll, M. Dube, N. Pollack, L. Tyahla, P. Michael, presented at the 2013 Fall AGU Meeting, San Francisco, CA, USA, December 9 - 13, 2013.

The GGOS Global Space Geodesy Network and its Evolution, Abstract G53C-01, M. Pearlman, E. Pavlis, C. Ma, C. Noll, R. Neilan, D. Stowers, S. Wetzel, presented at the 2013 Fall AGU Meeting, San Francisco, CA, USA, December 9 - 13, 2013.

NASA's Space Geodesy Project, Abstract G53C-02, S. Merkowitz, S. Desai, R. Gross, L. Hilliard, F. Lemoine, J. Long, C. Ma, J. Mcgarry, D. Murphy, C. Noll, E. Pavlis, M. Pearlman, D. Stowers, F. Webb, presented at the 2013 Fall AGU Meeting, San Francisco, CA, USA, December 9 - 13, 2013.

Tropospheric Delay Raytracing Applied in VLBI Analysis (poster), D. Eriksson, D. MacMillan and J. Gipson, presented at the 2013 Fall AGU Meeting, San Francisco, CA, USA, December 9 - 13, 2013.

Agenda

GSFC Center Welcome, C. Johnson, presented to the Nigerian National Space Research and Development Agency (NASRDA), November 20, 2013

NASRDA Overview, T. Yakubu, presented to the Nigerian National Space Research and Development Agency (NASRDA), November 20, 2013

The Place of the Toro Observatory in Global Earth Observation, J. Dodo, presented to the Nigerian National Space Research and Development Agency (NASRDA), November 20, 2013

Global Geodetic Observing System and Core Sites, M. Pearlman, presented to the Nigerian National Space Research and Development Agency (NASRDA), November 20, 2013

NASA Space Geodesy Network and Plans for the Future, S. Merkowitz, presented to the Nigerian National Space Research and Development Agency (NASRDA), November 20, 2013

Overview of GSFC Role in VLBI, J. Gipson, presented to the Nigerian National Space Research and Development Agency (NASRDA), November 20, 2013

The CDDIS and Space Geodesy Data Archiving, C. Noll, presented to the Nigerian National Space Research and Development Agency (NASRDA), November 20, 2013

Space Geodesy Applications: Altimetry Satellites, F. Lemoine, presented to the Nigerian National Space Research and Development Agency (NASRDA), November 20, 2013

NGSLR / MOBLAS-7 Collocation Analysis, J. Horvath, C. B. Clarke, J. McGarry, H. Donovan, J. Degnan, J. Cheek, A. Nelson, D. Patterson, A. Mann, F. Hall, T. Zagwodzki - Poster | Paper, presented at the 18th International Workshop on Laser Ranging, Fujiyoshida, Japan, November 11-15, 2013.

Time Transfer between Satellite Laser Ranging Stations via Simultaneous Laser Ranging to the Lunar Reconnaissance Orbiter, X. Sun, D. R. Skillman, J. F. McGarry, G. A. Neumann, D. Mao, M. H. Torrence and E. D. Hoffman - Poster | Paper, presented at the 18th International Workshop on Laser Ranging, Fujiyoshida, Japan, November 11-15, 2013.

LRO-LR: Four Years of History Making Laser Ranging, J. McGarry, X. Sun, D. Mao, J. Horvath, H. Donovan, C. Clarke, E. Hoffman, J. Cheek, T. Zagwodzki, M. Torrence, M. Barker, E. Mazarico, G. Neumann, D. Smith, M. Zuber - Presentation | Paper, presented at the 18th International Workshop on Laser Ranging, Fujiyoshida, Japan, November 11-15, 2013.

Processing Single Photon Data for Maximum Range Accuracy, C. B. Clarke, J. J. Degnan, J. F. McGarry, E. Pavlis - Presentation | Paper, presented at the 18th International Workshop on Laser Ranging, Fujiyoshida, Japan, November 11-15, 2013.

Upgrade of the NGSLR Optical Bench and Resulting Performance Improvements, H. Donovan, T. Zagwodzki, J. Annen, J. McGarry, J. Horvath, F. Hall, D. Patterson, A. Nelson, E. Hoffman, J. Degnan, J. Cheek - Presentation | Paper, presented at the 18th International Workshop on Laser Ranging, Fujiyoshida, Japan, November 11-15, 2013.

The Collocation of NGSLR with MOBLAS-7 and the Future of NASA Satellite Laser Ranging, J. McGarry, S. Merkowitz, H. Donovan, J. Horvath, C. Clarke, J. Degnan, J. Cheek, A. Nelson, D. Patterson, A. Mann, F. Hall, R. Ricklefs, T. Varghese, T. Zagwodzki, E. Pavlis - Presentation | Paper, presented at the 18th International Workshop on Laser Ranging, Fujiyoshida, Japan, November 11-15, 2013.

Evaluation of the 2013 NGSLR and MOBLAS-7 Co-location Dataset at GGAO, E. C. Pavlis, M. Kuzmicz-Cieslak, J. F. McGarry, C. B. Clarke, J. Horvath, H. Donovan - Presentation, presented at the 18th International Workshop on Laser Ranging, Fujiyoshida, Japan, November 11-15, 2013.

Space Geodesy Project (SGP) and Radio Frequency Interference (RFI) Characterization and Mitigation, L.M. Hilliard, Christopher Beaudoin, Brian Corey, Cedric Tourain, William Petrachenko, John Dickey - Presentation video, presented at 2013 IGARSS - IEEE International Geoscience and Remote Sensing Symposium, Melbourne, Australia, July 21 -26.

NASA's Satellite Laser Ranging, D. McCormick, J. McGarry, C. Noll, presented at the 2013 GSFC Science Jamboree, July 16, 2013

NASA's Very Long Baseline Interferometry, C. Ma, J. Gipson, L. Hilliard, presented at the 2013 GSFC Science Jamboree, July 16, 2013

NASA's Next Generation Space Geodesy Network, S. Desai, R. Gross, L. Hilliard, F. Lemoine, J. Long, C. Ma, J. McGarry, S. Merkowitz, D. Murphy, C. Noll, E. Pavlis, M. Pearlman, D. Stowers, F. Webb, presented at the 2013 GSFC Science Jamboree, July 16, 2013

Blocking NGSLR Radar RFI Emissions to Improve VLBI Function, K. Pham, 2012-13 High-School Intern Poster
(photos of site, blocker fabrication and deployment)

NASA's Space Geodesy Project, Abstract EGU2013-5676, S. Merkowitz, S. Desai, R. Gross, L. Hilliard, F. Lemoine, J. Long, C. Ma, J. McGarry, D. Murphy, C. Noll, E. Pavlis, M. Pearlman, D. Stowers, F. Webb, presented at the EGU General Assembly, Vienna, Austria, April 08-12, 2013

Evolution of the Global Space Geodesy Network, Abstract EGU2013-3554, M. Pearlman, C. Ma, E. Pavlis, C. Noll, S. Wetzel, J. Park, R.h Neilan, A. Ipatov, presented at the EGU General Assembly, Vienna, Austria, April 08-12, 2013

Refining the Uniform Sky Strategy for IVS-INT01 Scheduling (poster), K. Baver and J. Gipson, presented at the 21st European VLBI for Geodesy and Astrometry Working Meeting, Espoo, Finland, March 5-8 2013

Current Status of nuSolve, S. Bolotin, K. Baver, J. Gipson, D. Gordon and D. MacMillan, presented at the 21st European VLBI for Geodesy and Astrometry Working Meeting, Espoo, Finland, March 5-8 2013

Using a Kalman filter to regularize the VLBI nutation time series, J. Gipson, K. Le Bail, S. Bolotin, presented at the 21st European VLBI for Geodesy and Astrometry Working Meeting, Espoo, Finland, March 5-8 2013

Optimal time lags to use in the thermal deformation modeling of VLBI Antennas (poster), K. Le Bail, J. Gipson, J. Juhl, and D. MacMillan, presented at the 21st European VLBI for Geodesy and Astrometry Working Meeting, Espoo, Finland, March 5-8 2013

Nontidal Ocean Loading Observed by VLBI Measurements (poster), D. MacMillan and D. Eriksson, presented at the 21st European VLBI for Geodesy and Astrometry Working Meeting, Espoo, Finland, March 5-8 2013

Improvements to the Crustal Dynamics Data Information System, Abstract IN43B-1515, C. Noll, M. Dube, P. Michael, N. Pollack, L. Tyahla, presented at the 2012 American Geophysical Union (AGU) Fall Meeting, San Francisco CA, December 03-07, 2012

Next Generation NASA Initiative for Space Geodesy, Abstract G52B-04, S. Merkowitz, S. Desai, R. Gross, L. Hilliard, F. Lemoine, J. Long, C. Ma, J. McGarry, D. Murphy, C. Noll, E. Pavlis, M. Pearlman, D. Stowers, F. Webb, presented at the 2012 American Geophysical Union (AGU) Fall Meeting, San Francisco CA, December 03-07, 2012

KALREF – A Kalman Filter Approach to the International Terrestrial Reference Frame Realization, Abtsract G53B-1143, X. Frank Wu, Claudio Abbondanza, Zuheir Altamimi, T. Mike Chin, Xavier Collilieux, Richard Gross, Michael Heflin, Ken Hurst, Yan Jiang, Jay Parker, presented at the 2012 American Geophysical Union (AGU) Fall Meeting, San Francisco CA, December 03-07, 2012

A Three Corner Hat-based Analysis of Station Position Time Series for the Assessment of Inter-Technique Precision at ITRF Co-located Sites, Abstract G53B-1142, C. Abbondanza, T.M. Chin, R.S. Gross, M.B. Heflin, K.J. Hurst, J.W. Parker, X. Wu, Z. Altamimi, presented at the 2012 American Geophysical Union (AGU) Fall Meeting, San Francisco CA, December 03-07, 2012

Improving the Homogeneity of Meteorological Data to Minimize Resulting Errors in Geodetic Analysis (poster), K. Le Bail, J. Juhl, J. Gipson, and D. MacMillan, presented at the 2012 American Geophysical Union (AGU) Fall Meeting, San Francisco CA, December 03-07, 2012

Explaining the VLBI Estimated Degree-1 Load Variation Via Atmospheric, Oceanic, and Hydrological Mass Variations, D. MacMillan and D. Eriksson, presented at the 2012 American Geophysical Union (AGU) Fall Meeting, San Francisco CA, December 03-07, 2012

The Space Geodesy Project, Responding to the Recommendations of the Committee on the National Requirements for Precision Geodetic Infrastructure, S. Merkowitz, presented at the Committee on Seismology and Geodynamics Meeting, November 19, 2012

Ground Based Space Geodesy Networks Required to Improve the ITRF, M. Pearlman, E. Pavlis, C. Ma, Z. Altamimi, C. Noll, D. Stowers, presented at the ILRS Technical Laser Workshop "Satellite, Lunar and Planetary Laser Ranging: Characterizing the Space Segment", INFN-LNF, Frascati, Italy, November 05-09, 2012

NGSLR Experience with GNSS Ranging, J. McGarry, presented at the ILRS Technical Laser Workshop "Satellite, Lunar and Planetary Laser Ranging: Characterizing the Space Segment", INFN-LNF, Frascati, Italy, November 05-09, 2012

Laser Ranging to the Lunar Reconnaissance Orbiter (LRO-LR), D. Smith, M. Zuber, J. McGarry, presented at the ILRS Technical Laser Workshop "Satellite, Lunar and Planetary Laser Ranging: Characterizing the Space Segment", INFN-LNF, Frascati, Italy, November 05-09, 2012

NGSLR's measurement of the retro-reflector array response of various LEO to GNSS satellites, J. McGarry, C. Clarke, J. Degnan, H. Donovan, B. Han, J. Horvath, T. Zagwodzki, presented at the ILRS Technical Laser Workshop "Satellite, Lunar and Planetary Laser Ranging: Characterizing the Space Segment", INFN-LNF, Frascati, Italy, November 05-09, 2012

A Tutorial on Retroreflectors and Arrays for SLR, J. J. Degnan, presented at the ILRS Technical Laser Workshop "Satellite, Lunar and Planetary Laser Ranging: Characterizing the Space Segment", INFN-LNF, Frascati, Italy, November 05-09, 2012

The Space Geodesy Project, S. Merkowitz, presented at the WPLTN-2012 Technical Workshop, St. Petersburg Russia, September 24-28, 2012

The Space Geodesy Project, S. Merkowitz, presented at the Solar System Exploration Seminar for the Director of Science and Exploration, August 22, 2012

NGSLR: NASA's Next Generation Satellite Laser Ranging System, J. McGarry, presented at the Solar System Exploration Seminar for the Director of Science and Exploration, August 22, 2012

The Development of the VLBI2010 Global Observing System (VGOS), C. Ma, D. Behrend, presented at the Solar System Exploration Seminar for the Director of Science and Exploration, August 22, 2012

Ground Based Space Geodesy Networks Required to Improve the ITRF, M. Pearlman, E. Pavlis, C. Ma, Z. Altamimi, C. Noll, D. Stowers, presented at the International Symposium on Space Geodesy and Earth System, Shanghai, China, August 18–20, 2012

NASA's Next Generation Space Geodesy Program, M. Pearlman, S. Desai, R., F. Lemoine, L. Hillard, J. Long, C. Ma, J. McGarry, S. Merkowitz, D. Murphy, C. Noll, E. Pavlis, D. Stowers, F. Webb, presented to the Asia Oceana Geosciences Society, Singapore, August 13-17, 2012

An Update on the CDDIS, C. Noll, P. Michael, M. Dube, N. Pollack, presented at the IGS 2012 Workshop, Olsztyn Poland, July 23-27, 2012

NASA's Next Generation Space Geodesy Network, S. Desai, R. Gross, L. Hilliard, F. Lemoine, J. Long, C. Ma, J. McGarry, S. Merkowitz, D. Murphy, C. Noll, E. Pavlis, M. Pearlman, D. Stowers, F. Webb, presented at the IGS 2012 Workshop, Olsztyn Poland, July 23-27, 2012

Jason 2 Non-Conservative Force Modeling, B. Fenton, GSFC Summer 2012 Intern Posters and Presentations

Predicting Received Power in Satellite Laser Ranging, B. Han, GSFC Summer 2012 Intern Posters and Presentations

Reducing the RFI Problems at GGAO, J. Hill, GSFC Summer 2012 Intern Posters and Presentations

Time-Series Analysis of Geodetic Station Coordinates, J. Larson, GSFC Summer 2012 Intern Posters and Presentations

The Coolest Presentation of the Summer of 2012, J. Larson, GSFC Summer 2012 Intern Posters and Presentations

Computer Aided Designs of Hyperspectral Microwave Atmospheric Sounder (HyMAS) Scanhead, M. L. Sutton, L. M. Hilliard, P. E. Racette, N. M. Shur, A. Eslami, J. Luttamaguzi, E. Sheybani, G. Javidi, D. Djavadi, GSFC Summer 2012 Intern Posters and Presentations

Analysis of NGSLR Mount Model Changes with Time and Temperature, Z. Tejral, GSFC Summer 2012 Intern Posters and Presentations

Hyperspectral Microwave Atmospheric Sounder Emulator, J. Williams, L. Hilliard, J. Beck, J. Hosler, G. Crum, E. Sheybani, G. Javidi, A. Eslami, J. Luttamaguzi, D. Djavadi, GSFC Summer 2012 Intern Posters and Presentations

Generation of a Weather Database on Crustal Dynamics Data Information System (CDDIS), J. Woo, GSFC Summer 2012 Intern Posters and Presentations

Space Geodesy Project Overview, S. Merkowitz, presented at the GSFC Summer 2012 Intern Colloquia, June 06, 2012

An Overview of Satellite Laser Ranging (SLR), J. McGarry, presented at the GSFC Summer 2012 Intern Colloquia, June 06, 2012

VLBI Overview, L. Hilliard, presented at the GSFC Summer 2012 Intern Colloquia, June 06, 2012

GNSS and VTS Overview, J. Long, presented at the GSFC Summer 2012 Intern Colloquia, June 07, 2012

DORIS System Overview, F. Lemoine, presented at the GSFC Summer 2012 Intern Colloquia, June 07, 2012

The Geodetic Networks and Space Geodesy Applications, F. Lemoine, presented at the GSFC Summer 2012 Intern Colloquia, June 07, 2012

Space Geodesy and Measurements of Global Change, M. Pearlman, presented at the GSFC Summer 2012 Intern Colloquia, June 13, 2012

Space-based Lidar Systems and Instruments Developed at GSFC, X. Sun, presented at the GSFC Summer 2012 Intern Colloquia, June 20, 2012

Applications of High Precision Laser Ranging to Artificial Satellites, the Moon, and the Planets, J. Degnan, presented at the GSFC Summer 2012 Intern Colloquia, July 11, 2012

The CDDIS and the International Space Geodetic Services, C. Noll, presented at the GSFC Summer 2012 Intern Colloquia, July 12, 2012 /p>

Spectrum Management at GSFC, S. Galbraith, presented at the GSFC Summer 2012 Intern Colloquia, July 18, 2012

RFI experienced in Space-borne Radiometers, L. Hilliard, presented at the GSFC Summer 2012 Intern Colloquia, July 18, 2012

RFI on Space Geodesy Project Introduction, L. Hilliard, presented at the GSFC Summer 2012 Intern Colloquia, July 18, 2012

Solving the RFI Problems at GGAO, J. Hill, presented at the GSFC Summer 2012 Intern Colloquia, July 18, 2012

RFI on VLBI 2010 and legacy systems, T. Clark, presented at the GSFC Summer 2012 Intern Colloquia, July 18, 2012

NASA's Next Generation Space Geodesy Program, M. R. Pearlman, H. V. Frey, R. S. Gross, F. G. Lemoine, J. L. Long, C. Ma, J. F. McGarry, S. M. Merkowitz, C. E. Noll, E. C. Pavlis, D. A. Stowers, F. H. Webb, and T. W. Zagwodski, Abstract EGU2012-6608, presented at 2012 EGU General Assembly, Vienna Austria, April 23-27, 2012.

GGOS Network Simulation Studies, E. Pavlis, M. Kuźmicz-Cieślak, presented at 2012 EGU General Assembly, Vienna Austria, April 23-27, 2012.

NASA Space Geodesy Project (SGP) Overview, F. Lemoine, presented to CNES, April 06, 2012

First Broadband Results with a VLBI2010 System, A. Niell, presented to CNES, April 06, 2012

NGSLR: NASA's Next Generation Satellite Laser Ranging System, J. McGarry, presented to CNES, April 06, 2012

DORIS Radio Frequency Interference (RFI) Study, L. Hilliard), presented to CNES, April 06, 2012

Ground Based Space Geodesy Networks Required to Improve the ITRF, M. Pearlman, presented to CNES, April 06, 2012

GGOS Networks Call for Participation Responses, M. Pearlman, presented to CNES, April 06, 2012

First broadband results with a VLBI2010 system, A. Niell, presented at the 7th IVS General Meeting, "Launching the Next-Generation IVS Network", Madrid, Spain, March 04-09, 2012

Assessment of the First Use of the Uniform Sky Strategy in Scheduling the Operational IVS-INT01 Sessions (poster), K. Baver, J. Gipson,  K. Kingham, and M. S. Carter, presented at the 7th IVS General Meeting, "Launching the Next-Generation IVS Network", Madrid, Spain, March 04-09, 2012

A First Release of nuSolve, S. Bolotin, K. Baver, J. Gipson, D. Gordon, and D. MacMillan, presented at the 7th IVS General Meeting, "Launching the Next-Generation IVS Network", Madrid, Spain, March 04-09, 2012

Improving VLBI processing by using homogeneous data for Pressure and Temperature, K. Le Bail, J. Juhl, J. Gipson, and D. MacMillan, presented at the 7th IVS General Meeting, "Launching the Next-Generation IVS Network", Madrid, Spain, March 04-09, 2012

Regularization of Nutation Time Series at GSFC (poster), K. Le Bail, J. Gipson, and S. Bolotin, presented at the 7th IVS General Meeting, "Launching the Next-Generation IVS Network", Madrid, Spain, March 04-09, 2012

Network Determination and Timeliness of the Rapid Sessions (poster), C. Thomas, D. Behrend, J. Gipson, and D. MacMillan, presented at the 7th IVS General Meeting, "Launching the Next-Generation IVS Network", Madrid, Spain, March 04-09, 2012

Overview of the NASA/Haystack VLBI2010 receiver frontends, C. Beaudoin, presented at the IVS VLBI2010 Workshop on Technical Specifications, Bad Kötzting/Wettzell, Germany, March 01-02, 2012

Finnish Geodetic Institute, M. Poutanen, presented at the Finnish Geodetic Institute (FGI), February 13, 2012

NGSLR: NASA's Next Generation Satellite Laser Ranging System, J. McGarry, presented at the Finnish Geodetic Institute (FGI), February 13, 2012

Modernization of the Ny Ålesund Geodetic Observatory, L. Langkass, presented at the Norwegian Mapping Authority (NMA), February 01-02, 2012

Video of Ny Ålesund, presented at the Norwegian Mapping Authority (NMA), February 01-02, 2012

Report on Sejong Station, J. Park, presented at the Korea Astronomy and Space Science Institute (KASI), December 07, 2011

Agenda, National Institute for Space Research (INPE), Brazil, November 11, 2011

The NASA Space Geodesy Project, S. Merkowitz, presented at the National Institute for Space Research (INPE), Brazil, November 11, 2011

Overview and Discussion of Site Requirements, M. Pearlman, presented at the National Institute for Space Research (INPE), Brazil, November 11, 2011

The Geodetic Networks & Space Geodesy Applications, F. Lemoine, presented at the National Institute for Space Research (INPE), Brazil, November 11, 2011

SLR Science Applications and Analysis Products, E. Pavlis, presented at the National Institute for Space Research (INPE), Brazil, November 11, 2011

INPE Review of GGOS Site Requirements Document, E. Bergamini, presented at the National Institute for Space Research (INPE), Brazil, November 11, 2011

CNES Organization, presented at the REGINA meeting (CNES and IGN), October 14, 2011

REGINA Network, presented at the REGINA meeting (CNES and IGN), October 14, 2011

REGINA Technical Requirements, presented at the REGINA meeting (CNES and IGN), October 14, 2011

IGN Overview, presented at the REGINA meeting (CNES and IGN), October 14, 2011

The NASA Space Geodesy Project, S. Merkowitz, presented at the REGINA meeting (CNES and IGN), October 14, 2011

Goddard Geophysical and Astronomical Observatory, presented at the REGINA meeting (CNES and IGN), October 14, 2011

Agenda, presented at the Instituto Geográfico Agustín Codazzi (IGAC), Colombia, September 26, 2011

A Review of Geodetic Activities in Colombia, W. Martinez Diaz, pesented at the Instituto Geográfico Agustín Codazzi (IGAC), Colombia, September 26, 2011

Space Geodesy Overview, S. Merkowitz, pesented at the Instituto Geográfico Agustín Codazzi (IGAC), Colombia, September 26, 2011

Global Geodetic Observing System (GGOS) and Core Sites, M. Pearlman, pesented at the Instituto Geográfico Agustín Codazzi (IGAC), Colombia, September 26, 2011

The Geodetic Networks & Space Geodesy Applications, F. Lemoine, pesented at the Instituto Geográfico Agustín Codazzi (IGAC), Colombia, September 26, 2011

SLR Science Applications and Analysis Products, E. Pavlis, pesented at the Instituto Geográfico Agustín Codazzi (IGAC), Colombia, September 26, 2011

CDDIS Overview, C. Noll, pesented at the Instituto Geográfico Agustín Codazzi (IGAC), Colombia, September 26, 2011