NASA’s Crustal Dynamics Data Information System (CDDIS) archives global Very Long Baseline Interferometry (VLBI) Terrestrial Reference Frame solution products.
DOI: 10.5067/VLBI/VLBI_global_soln_trf_001
Data Center Citation
Noll, Carey E., The Crustal Dynamics Data Information System: A resource to support scientific analysis using space geodesy, Advances in Space Research, Volume 45, Issue 12, 15 June 2010, Pages 1421-1440, ISSN 0273-1177, http://dx.doi.org/10.1016/j.asr.2010.01.018.
Data Citation
International VLBI Service for Geodesy and Astrometry (IVS) Global VLBI Terrestrial Reference Frame solution product [online]. Available from the NASA Crustal Dynamics Data Information System DAAC, Greenbelt, MD, USA at: http://doi.org/10.5067/VLBI/VLBI_global_soln_trf_001, Accessed [[enter user data access date]].
Other standard citation formats may be used for this data set and can be found at the DOI Citation Formatter website.
More information about CDDIS data citations and acknowledgments is available.
Summary
- Name: Global VLBI Terrestrial Reference Frame solution product available from the Crustal Dynamics Data Information System (CDDIS)
- Format: SINEX
- Spatial Coverage: 90.0N to -90.0S, 180.0E to -180.0W
- Temporal Coverage: 2003-07-11 to 2023-10-16
- Temporal Resolution: daily
- File Size: up to 650 KB
Description
The Terrestrial Reference Frame product consists of a set of station positions, velocities, and correlations. A minimum of three years of data is used in each solution. The TRF operational product is available on the IVS Data Centers approximately quarterly.
Data Access
The Global VLBI Terrestrial Reference Frame solution files are online: https://cddis.nasa.gov/archive/vlbi/ivsproducts/trf/
in subdirectories by year as follows: AAACCCCC.trf.gz
Code | Meaning |
---|---|
AAA | 3-character analysis center |
CCCCC | ????? |
gz | gzip compressed file |