English: Oblique view of craters Boussingault (above right), Helmholtz (below right), and Neumayer (below left, mostly in shadow), facing southwest, on the moon. Edge of original photo is in upper left.
日期
created 2015, original image acquired 1967
來源
Reprocessed Lunar Orbiter 4 image rotated and cropped in GIMP. The original image is in the public domain because it is a work of the U.S. Government (NASA).
Immediate source: Lunar and Planetary Institute, Lunar Orbiter Photo Gallery Lunar Orbiter 4, image 178, h3 [1]