lunartime.org

Geocentric Coordinate Time (TCG)

Geocentric Coordinate Time is the time coordinate of the Geocentric Celestial Reference System. It is the rate of an ideal clock moving with Earth but outside Earth's own gravitational potential. Terrestrial Time is a rescaled version of it.

Sibling of
Lunar Coordinate TimeTCL
Sibling of
Barycentric Coordinate TimeTCB
Derived from
Barycentric Coordinate TimeTCB

Other terms worth reading next.

All thirty entries are in the glossary of lunar timekeeping.

Where it appears

Articles on this site that use the term.

Sources

  1. Resolution to establish a standard Lunar Celestial Reference System (LCRS) and Lunar Coordinate Time (TCL) — International Astronomical Union, Commission A3 — XXXII General Assembly, . Official document. Verified .
  2. A Relativistic Framework to Estimate Clock Rates on the Moon — Neil Ashby and Bijunath R. Patla, NIST — The Astronomical Journal 168:112, . Peer-reviewed. Verified .

Last verified