-
celestial equator intersects the
horizon at a
right angle. It
contrasts with
oblique ascension, the
point on the
celestial equator that
rises with any celestial...
- 'right'
sphere and an
oblique sphere: the
right sphere is only
observed by
those at the
equator (if
there are such people),
everyone else sees the
oblique sphere...
-
about 23.4°,
which is
known as the
obliquity of the ecliptic. If the
equator is
projected outward to the
celestial sphere,
forming the
celestial equator,...
-
lengths measured on an
oblique projection may be
either larger or
shorter than they were in space. In a
general oblique projection,
spheres of the
space are...
- topology. The
shift in the
basic meaning—solid
versus surface (as in ball and
sphere)—has
created some
ambiguity with terminology. The two
concepts may be distinguished...
- The
celestial spheres, or
celestial orbs, were the
fundamental entities of the
cosmological models developed by Plato, Eudoxus, Aristotle, Ptolemy, Copernicus...
-
armillary sphere (variations are
known as
spherical astrolabe, armilla, or armil) is a
model of
objects in the sky (on the
celestial sphere), consisting...
-
installed in the
oblique tubes are also
among the
longest in Europe. The
biggest is 35
metres (100 ft) long. The
three upper outer spheres lack vertical...
-
astronomers as the
obliquity of the ecliptic,
being the
angle between the
ecliptic and the
celestial equator on the
celestial sphere. It is
denoted by...
-
forms of
transverse or
oblique stereographic projections of ellipsoids. One
method uses
double projection via a
conformal sphere,
while other methods do...