Right: Annotated Clementine view of region using the LTVT software.
(description of terms and most numeric basin data from Wood, C.A. (2004) Impact Basin Database)
|Certainty of Existence
||Wilhelms Age Group
||260, 500, 750, 1000 km
||No; -4 mG gravity anomaly|
- Discovered by Maxwell & Andre (1981)
Basins filled with maria are named for the mare, and basins that were previously recognized as craters still bear the crater name. Basins located between craters have the names of the two opposite craters with a hyphen in between, in this case Balmer and Kapteyn.