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Description

Very Long Baseline Interferometry (VLBI) auxiliary ASCII files provided by the International VLBI Service for Geodesy and Astrometry (IVS) include schedules, notes, and session log files.

Version Description

VLBI auxiliary files

Product Summary

Platforms
GROUND-BASED OBSERVATIONS
Instruments
VLBI Station
Spatial Extent
N: 90 S: -90 E: 180 W: -180
Geographic Region
GLOBAL
Coordinate System
GEODETIC
Granule Spatial Representation
GEODETIC
Temporal Extent
2005-01-01
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
C2404928689-CDDIS
Data State
ACTIVE
Processing Level
1
Science Keywords
GLOBAL COORDINATE REFERENCE SYSTEM,
Gravity,
Geodetics,
VLBI (Very Long Baseline Interferometry)

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). (2022). Very Long Baseline Interferometry (VLBI) Auxilliary Files [Data set]. NASA Crustal Dynamics Data Information System. https://doi.org/10.5067/VLBI/VLBI_DATA_AUX_001 Date Accessed: 2025-10-07

File Naming Convention

YYYY/SESS/filename

Filenames:

SESSSta.cb = Cable calibration
SESS.skd = VLBI session observing schedule file (SKD format)
SESSSta.wx = Station weather data during a VLBI session
SESSSta.log = Station log file for a VLBI session
SESS.corr = Summary report of the correlation processing

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