Marginis Basin

(unofficial name; IAU feature name for central 420 km of mare: Mare Marginis)
Lat: 13.3°N, Long: 86.1°E, Main ring diam: 580 km, Depth: km, Rükl 38
external image normal_Marginis-Mare-iv165-h3.jpg external image normal_Marginis_Basin_LIDAR_LTVT.JPG
Left: LOIV-165-H3, Right: Clementine, Clementine LIDAR Altimeter texture from PDS Map-a-Planet remapped to north-up aerial view by LTVT. The dot is the center position and the white circle the main ring position from Chuck Wood's Impact Basin Database. Grid spacing = 10 degrees.


LPOD Photo Gallery Lunar Orbiter Images Apollo Images


(LAC zone 63B2) USGS Digital Atlas PDF
LTO map

Basin Classification

(description of terms and most numeric basin data from Wood, C.A. (2004) Impact Basin Database)
Certainty of Existence
Wilhelms Age Group
Ring Diameters
Mare Thickness


Description: Wikipedia

Mare Marginis

Additional Information


The IAU feature name means "Sea of the Edge".
  • Named by Franz: Whitaker: Mapping and Naming the Moon, p 225.
  • The impact basin is named after the mare.
  • A set of dark mare-like regions west of Mare Marginis and east of Alhazen - Hansen has been unofficially named Lacus Risus Felis by Charles Wood (Sky and Telescope, June 2000, p. 118; and Wood, 2003 -- see LPOD link, below).

LPOD Articles

Marginal Maria Beyond the Cat's Smile (Lacus Risus Felis and Mare Marginis)

Lunar 100

L100: Possible magnetic field deposits (swirl)


Wood, C.A. 11/2005. Mysteries of the Eastern Limb. S&T 110(5):62-63

This page has been edited 16 times. The last modification was made by - JimMosher JimMosher on Nov 17, 2010 1:50 pm - afx3u2