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GAIA DATA RELEASE DOCUMENTATION
Gaia Data Release 2 Documentation release 1.2
  • Gaia Data Release 2 Documentation release 1.2
    • I Introduction to Gaia DR2
    • II Gaia data processing
      • 2 Astrometric and photometric pre-processing
      • 3 Astrometry
        • 3.1 Introduction
        • 3.2 Properties of the input data
        • 3.3 Calibration models
        • 3.4 Processing steps
        • 3.5 Quality assessment and validation
          • 3.5.1 Overview
          • 3.5.2 Properties of the astrometric data
          • 3.5.3 Source verification
          • 3.5.4 Attitude verification
          • 3.5.5 Geometric calibration verification
          • 3.5.6 Comparisons of alternative solutions
          • 3.5.7 Correlations in the Gaia data
          • 3.5.8 Comparisons with space-based astrometry
          • 3.5.9 Comparisons with ground-based astrometry
          • 3.5.10 Astronomical checks of the data
          • 3.5.11 Conclusions
      • 4 Solar-System Objects
      • 5 Photometry
      • 6 Spectroscopy
    • III Gaia data analysis
    • IV Gaia catalogue
    • V Gaia archive
    • Miscellaneous
    • Bibliography
3.5 Quality assessment and validation3.5.5 Geometric calibration verification3.5.7 Correlations in the Gaia data

3.5.6 Comparisons of alternative solutions

Author(s): Lennart Lindegren

See Section 3.5.3, Section 3.5.3 and Section 3.5.3.

3.5.5 Geometric calibration verification Bibliography  3.5.7 Correlations in the Gaia data
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