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Description

Celestial Reference Frame (CRF) product derived from analysis of Very Long Baseline Interferometry (VLBI) data. These products are the generated by analysis centers in support of the International VLBI Service for Geodesy and Astrometry (IVS) and combined by the IVS analysis coordinator to form the official IVS CRF product.

Product Summary

Platforms
GROUND-BASED OBSERVATIONS
Instruments
VLBI Station
Projects
IVS
Spatial Extent

N: 90 S: -90 E: 180 W: -180

Location
GLOBAL
Coordinate System
CARTESIAN
Granule Spatial Representation
CARTESIAN
Temporal Extent
1979-01-01 to Present
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
C1000000026-CDDIS
Data State
ACTIVE
Number of Files/Granules
4
Processing Level
2
Published
Updated
Science Keywords
Geodetics

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) Celestial Reference Frame (CRF) Solution product [Dataset]. NASA Crustal Dynamics Data Information System. https://doi.org/10.5067/VLBI/VLBI_GLOBAL_SOLN_CRF_001 Date Accessed: 2026-09-27

File Naming Convention

AAACCCCC.crf.gz

Documents

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