Around Crisium, MARE

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Date & Time:	Oct 18 1997, 24:57 JST(+0900)
	Composed 2 images (1/3sec. exposured each)
Optical:	TAKAHASHI 13cm(5.1") Newtonian with Or6mm eyepiece (f=9800mm, F76.0)
	Auto-guided with TAKAHASHI EM-200 Equatorial
Camera:	VIXEN VX-1
Film:	Fujicolor Super G Ace 800
Location:	Kokubunji city, Tokyo

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The Crisium, MARE (Sea of Crisis) lying at the eastern edge is a elliptic lunar sea with spans of 500km in east-west and 400km in north-south direction. The sea is surrounded by mountainous distinct on all sides, perfectly isolated from other planar features. It looks long in north-south direction because the sea is positioned near the edge, actually Crisium, MARE has a shape of long in east-west direction.
The sea was formed that the lava filled a hollow of "Crisium Basin".

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Gazetteer

	INDEX	NAME	Crater's Diameter
	1	Cleomedes	126km
	2	Macrobius	64km
	3	Proclus	28km
	4	Taruntius	56km
	5	Firmicus	56km
	6	Geminus	86km
	7	Picard	23km
	A	Crisium, MARE	-
	B	Fecunditatis, MARE	-
	C	Tranquillitatis, MARE	-
	D	Somniorum, PALUS	-
	E	Land. point of LUNA 20 (Feb 21 '72) USSR

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Around Frigoris, MARE

Around Humboldt

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		Copyright(c) 1997 by Naoyuki Kurita, All rights reserved.
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