Working Group D: Reference Frames, Timing and Applications

Working Group Meeting, 27 and 29 - 30 September 2021, Vienna, Austria (Hybrid Format)

Meeting Agenda
ICG Meetings webpage

Online Presentations

Note: The views expressed in the presentations and papers below are those of the authors and do not reflect the policies or views of the United Nations Office for Outer Space Affairs. The presentations and papers are provided solely for informational purposes.

Task Force on Timing References
TF on timing references: update/review of actions since last ICG and way forward, Gerard PETIT, Patrizia TAVELLA, International Bureau of Weights and Measures (BIPM), Jerome DELPORTE, European Commission
New future section 4 of Circular T, Gerard PETIT, International Bureau of Weights and Measures (BIPM), Pascale DEFRAIGNE, Royal Observatory of Belgium
Improvements in the VNIIFTRI Primary Frequency Standard and National Time Scale UTC(SU), Igor SILVESTROV, Russian Federation
Galileo timing performances monitored by the GRC-MS, Jerome DELPORTE, European Commission
Onboard Autonomous Frequency Jump Detection and Correction method, Akshay KHARE, India
Traceability of NavIC System time to UTC(NPLI)/Indian Standard Time, Suresh DAKKUMALLA, India
Operationalization and performance of In-house Timescales for NavIC Precise Time Facility, Akanksha A. BHARADWAJAN, India
Differential Code bias estimation of NavIC Satellites using Spherical harmonic function, Yogesh LINGWAL, India
Task Force on Geodetic References
Galileo Geodetic Reference Frame - Status Update, Werner ENDERLE, Erik SCHOENEMANN, European Space Agency (ESA), Tim SPRINGER, on behalf of the GGSP Consortium
ESA/ESOC's EOP Estimation and Prediction Activities - Status Update, Werner ENDERLE, Erik SCHOENEMANN, European Space Agency (ESA), Tim SPRINGER, International GNSS Service (IGS), S. BRUNI, V. MAYER, M. OTTEN
Compatibility of Terrestrial Reference Frames used in GNSS broadcast messages during an 8 weeks period of 2019, Todd KAWAKAMI, Stephen MALYS, Jake GRIFFITHS et al., United States
Actions and Progress on Recommendations
GNSS Provider ongoing Action (discussed at ICG-14): Update and Maintain Geodetic and Timing Reference Templates
ICG-14 NavIC Action update on Recommendation #20, T. SUBRAMANYA, India
Update on WG-D Recommendation #23 on Satellite Physical and Geometrical Property Information Sharing
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