- axes or just axes (plural
of axis)
of the
system. The
point where the axes meet is
called the
origin and has (0, 0) as
coordinates. The axes
directions represent...
- trivial.
Spherical coordinates,
projected on the
celestial sphere, are
analogous to the
geographic coordinate system used on the
surface of Earth.
These differ...
- xt{equatorial}}\\\end{bmatrix}}}
where ε is the
obliquity of the ecliptic.
Celestial coordinate system Ecliptic Ecliptic pole,
where the
ecliptic latitude...
-
coordinate system's simple XY
coordinates, "plane surveying"
methods can be used,
speeding up and
simplifying calculations. Second, the
system is highly...
- declination,
these astronomical coordinates specify the
location of a
point on the
celestial sphere in the
equatorial coordinate system. An old term,
right ascension...
-
plane and
orbital plane. It
differs from
orbital inclination. At an
obliquity of 0 degrees, the two axes
point in the same direction; that is, the rotational...
-
position of the Sun in the
ecliptic coordinate system. This can be
converted to the
equatorial coordinate system by
calculating the
obliquity of the ecliptic...
- Space-
oblique Mercator projection is a map
projection devised in the 1970s for
preparing maps from Earth-survey
satellite data. It is a
generalization of the...
-
orthographic and
oblique projection,
parallel lines in
space appear parallel on the
projected image.
Because of its simplicity,
oblique projection is used...
- To
represent the
positions and
velocities of terrestrial objects, it is
convenient to use ECEF
coordinates or latitude, longitude, and altitude. In a...
