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Apse

Astronomy ApparitionApsis

Apse (Mechanics)
From LoveToKnow 1911
APSE and APSIDES, in mechanics, either of the two points of an orbit which are nearest to and farthest from the centre of motion.

 


apse (NASA SP-7, 1965) = apsis apselene (Space Flight Glossary - JPL) Apoapsis in lunar orbit. apsides (NASA SP-7, 1965) Plural of apsis.

apse = apsis apsides Plural of apsis. apsis (plural apsides) In celestial mechanics, either of the two orbital points nearest or farthest from the center of attraction. Also called apse .

There are three parameters that affect the size and shape of the analemma: obliquity, eccentricity, and the angle between the apse line and the line of solstices.

A Dictionary of Astronomy entry for apse, apsis
The Concise Oxford Dictionary of World Religions entry for Apse
The Columbia Encyclopedia, Sixth Edition entry for periastron
The Columbia Encyclopedia, Sixth Edition entry for apsides ...

"Chancel" is an architectural term for the space around the altar at the liturgical east end of a traditional Christian church building. It may terminate in an apse....
of St Martin-in-the-Fields
St Martin-in-the-Fields ...

See also: Sun, Aries, Time, Astronomy, Jupiter