- In astronomy, the
geocentric model (also
known as geocentrism,
often exemplified specifically by the
Ptolemaic system) is a su****ded
description of the...
-
Earth and
minor axis
aligned to the
rotation axis of the Earth.
These geocentric ellipsoids are
usually within 100 m (330 ft) of the geoid.
Since latitude...
- Earth-centered, Earth-fixed
coordinate system (acronym ECEF), also
known as the
geocentric coordinate system, is a
cartesian spatial reference system that represents...
- A
geocentric orbit, Earth-centered orbit, or
Earth orbit involves any
object orbiting Earth, such as the Moon or
artificial satellites. In 1997, NASA estimated...
- convention. The
origin at the
centre of
Earth means the
coordinates are
geocentric, that is, as seen from the
centre of
Earth as if it were transparent....
-
spherical Earth, in
which case the
geocentric and
geodetic latitudes are
equal and the latitude-dependent
geocentric radius simplifies to a
global mean...
- The
diagram at the
right shows how
daily lunar parallax arises on the
geocentric and
geostatic planetary model, in
which the
Earth is at the
center of...
- Sun path,
sometimes also
called day arc,
refers to the
daily (sunrise to sunset) and
seasonal arc-like path that the Sun
appears to
follow across the sky...
- the real
surface A spheroid, also
called an
ellipsoid of revolution,
geocentric to
model the
entire Earth, or else
geodetic for
regional work A sphere...
- epicycles, and at
uniform speeds. The
Copernican model displaced the
geocentric model of
Ptolemy that had
prevailed for centuries,
which had
placed Earth...
