Geocentric Co-ordinate Time

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Proper noun[edit]

Geocentric Co-ordinate Time

  1. Alternative spelling of Geocentric Coordinate Time
    • 2007, Pranab Ghosh, World Scientific Series in Astronomy and Astrophysics X: Rotation and Accretion Powered Pulsars (World Scientific Publishing Co. Pte. Ltd.; ISBN 9810247443, 9789810847447), chapter 7: “Properties of Rotation Powered Pulsars”, subchapter 7.2: ‘Timing Properties’, section 7.2.3: “Irregular Period Changes”, subsection 7.2.3.2: ‘Millisecond pulsars as stable clocks’, page 338
      In 1991, the International Astronomical Union defined the Terrestrial Time (TT) in terms of the Geocentric Co-ordinate Time.