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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.

Product Summary

Platforms
GROUND STATIONS
Spatial Extent
N: 90 S: -90 E: 180 W: -180
Geographic Region
GLOBAL
Coordinate System
CARTESIAN
Granule Spatial Representation
CARTESIAN
Temporal Extent
2003-07-11 to 2023-10-16
Data Partner
Crustal Dynamics Data Information System, Geodesy and Geophysics Laboratory, Earth Sciences Division, Sciences and Exploration Directorate, Goddard Space Flight Center, NASA (CDDIS)
Concept ID
C3242585602-CDDIS
Data State
COMPLETE
Processing Level
1
Science Keywords
Global Coordinate Reference System

Citation

Citation is critically important for dataset documentation and discovery. This dataset is openly shared, without restriction, in accordance with the EOSDIS Data Use and Citation Guidance.

Copy Citation

International VLBI Service for Geodesy and Astrometry (IVS). (2024). Global Very Long Baseline Interferometry (VLBI) Terrestrial Reference Frame (TRF) Solution [Data set]. NASA Crustal Dynamics Data Information System. https://doi.org/10.5067/VLBI/VLBI_GLOBAL_SOLN_TRF_001 Date Accessed: 2025-10-30

File Naming Convention

AAACCCCC.trf.gz