Geocentric Coordinate Time Geocentric Coordinate Time Geocentric Coordinate Time (TCG - Temps-coordonnée géocentrique) is a coordinate time standard intended to be used as the independent variable of time for all calculations pertaining to precession, nutation, the Moon, and artificial satellites of the Earth. It is equivalent to the proper time experienced by a clock at rest in a coordinate frame co-moving with the center of the Earth: that is, a clock that performs exactly the same movements as the Earth but is outside the Earth's gravity well. It is therefore not influenced by the gravitational time dilation caused by the Earth. TCG was
Central Churchmanship which are perceived as being extreme by Central Churchmen. F. A. Iremonger places William Temple among this group emphasizing that Temple had a firm hold on the articles of the historic creeds and a conviction that what is best in each school of thought within the Church is worth conserving. Perhaps the best known exponent of the Central Churchman position in the twentieth century was Geoffrey Francis Fisher, Archbishop of Canterbury from 1945 to 1961. Many other well-known English bishops, including Robert Stopford, Henry Montgomery Campbell, and Mervyn Haigh also favoured a Central Churchmanship approach, as a way of defusing