moonrise concept from the Astronomy knowledge base

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moonrise

subject fact

moonrise has antonym moonset 2001-09-27 09:30:03.0
has definition The time at which the apparent upper limb of the Moon is on the astronomical horizon just before it rises; i.e., when the true zenith distance, referred to the center of the Earth, of the central point of the disk is 90°34' + s - π, where s is the Moon's semidiameter, π is the horizontal parallax, and 34' is the adopted value of horizontal refraction. has source: Seidelman, P. 1992 Explanatory Supplement to the Astronomical Almanac, University Science Books, Mill Valley, CA*, 2001-09-27 09:30:03.0
is an instance of astronomical horizon event

location dependent periodic celestial event has observer location

periodic celestial event has period 2001-09-27 09:30:02.0

event has duration 2001-09-27 09:29:57.0
has synonym world point
has time of occurrence

moonrise	has antonym moonset
	has definition The time at which the apparent upper limb of the Moon is on the astronomical horizon just before it rises; i.e., when the true zenith distance, referred to the center of the Earth, of the central point of the disk is 90°34' + s - π, where s is the Moon's semidiameter, π is the horizontal parallax, and 34' is the adopted value of horizontal refraction.
	is an instance of astronomical horizon event
location dependent periodic celestial event	has observer location
periodic celestial event	has period
event	has duration
	has synonym world point
	has time of occurrence