Skip to main content
You are not a member of this wiki.
Pages and Files
How to Help
Special Features Lists
LPOD Photo Gallery
Rükl Map Images
A New Atlas?
Lat: 7.39°N, Long: 58.96°W, Diam: 73.44 km, Depth: 0 km,
Table of Contents
-- by Paolo Amoroso
LPOD Photo Gallery
Lunar Orbiter Images
, made by Lunar Orbiter 2, shows
and its northeastern extension toward the
. Looking north.
A larger (and somewhat darker) scan of Lunar Orbiter 4's frame 157-h1 (
) shows a much more detailed view of
's peculiar appearance.
The upper right corner of Lunar Orbiter 4's frame 162-h1 (
's southwestern extension, and also the small swirl east of
Research Lunar Orbiter 2 and 4 photographs: Danny Caes
is the most famous lunar
, and has an area of 10,000 km^2 and a strong magnetic anomaly (
Hughes and others, 2006
Topographic Lunar Maps
prepared by the Army Map Service in 1963
was depicted as a shallow depression. It is presently thought to be purely an albedo feature with no vertical relief.
The bright oval, edged with dark is about 35 km in length. Splotchy bright material extends 200 km to the north and about 235 km to the south.
Dec 26, 2009
The "official" diameter listed in the
IAU Planetary Gazetteer
is 70 km.
was selected as a Constellation Program
Region of Interest
(follow that link for more info).
: "Gamma" is a Greek letter. In the notation of
Blagg and Müller
means a raised
of the crater
(pp. 65, 125 and 212), this formation (then thought to be a large crater) in the "
Sea of Storms
" was originally named for
, who mistook it for a large crater.
, who according to Whitaker recognized it as an albedo feature but did not give such things names, moved
to a nearby, but much smaller, crater (the present
) and used the name
to designate a ridge in the region, unrelated to the the albedo pattern. Despite what Whitaker says, Chuck Wood notes that
Named Lunar Formations
cites Mädler as its authority for the name
, and that the
on Mädler's map is in exactly the correct position.
Unlabeled in Elger's
(for ruin) in Goodacre's
Wilkins and Moore
by Elger (see description at
by Van Langren (Langrenus).
by J.Hewelcke (Hevelius).
Recent Impact in Oceanus Procellarum
(a tiny boulder-rich ray craterlet with flat central section, slightly east-northeast of
: Conspicuous swirl & magnetic anomaly.
Bamford, R. A.
Mini-magnetospheres above the lunar surface and the formation of lunar swirls
Physical Review Letters
(Accepted – June, 2012).
Keller, J. W.
Lunar Ion Transport Near Magnetic Anomalies: Possible Implications for Swirl Formation
Conference (Mar), 2011.
Wood, C.A. Jul. 2002. The Reiner Gamma Swirl. S&T July 2002 v104 p104
Age spot or youthful marking: Origin of Reiner Gamma
Mini-magnetosphere over the Reiner Gamma magnetic anomaly region on the Moon
Optical maturity and magnetic studies of lunar swirls
Regional mapping of lunar crustal magnetic field: Correlation of strong anomalies with curvilinear albedo markings
* Hill, Harold. 1991.
A Portfolio of Lunar Drawings
., pages 84, 85 (see also: Reiner).
Testa, Bridget Mintz;
A Swirl of Moondust
, ASTRONOMY October 1994, pages 28 to 35 (pages 28 and 29 show an orbital close-up photograph of
This page has been edited 27 times. The last modification was made by
on Apr 5, 2016 9:33 am -
help on how to format text
Turn off "Getting Started"