- aphelion, and the
nearest point,
perihelion, of its
orbit around the host Sun. The
terms aphelion and
perihelion apply in the same way to the orbits...
-
Perihelion is the
point of
closest approach to the Sun of a body
orbiting the Sun.
Perihelion may also
refer to:
Perihelion: The Prophecy, a 1993 role-playing...
-
direction of motion. For
specific types of orbits,
terms such as
argument of
perihelion (for
heliocentric orbits),
argument of
perigee (for
geocentric orbits)...
- of certainty, but Hale–Bopp
exceeded most
predictions when it p****ed
perihelion on
April 1, 1997,
reaching about magnitude −1.8. It was
visible to the...
-
Perihelion Software Limited was a
United Kingdom company founded in 1986 by Dr. Tim King
along with a
number of
colleagues who had all
worked together...
- is
called longitude of
perihelion ϖ,
which is the sum of the
longitude of the
ascending node Ω, and the
argument of
perihelion ω. The
longitude of periapsis...
-
Albert Einstein in 1915,
concerned the "anomalous"
precession of the
perihelion of Mercury, the
bending of
light in
gravitational fields, and the gravitational...
-
reaching an
absolute visual magnitude of about 5 in its
approach to
perihelion.
Comet Pons-Brooks was
definitely discovered at M****illes Observatory...
-
perihelion, Mercury's
angular orbital velocity equals its
angular rotational velocity so that the Sun's
apparent motion ceases;
closer to
perihelion,...
-
longitude of
perihelion and the
argument of
perihelion of the TNOs with semi-major axes
greater than 150 AU.
Those with a
longitude of
perihelion of 0–120°...