Mosaic image
Using the two images of the northern part taken at 07:39 UT
and the nine images taken at 07:40 UT on December 18th, 1998.
With the green filter.
Tsiolkovsky crater
Imaged with the green filter at 07:40 UT on December 18th, 1998.
The floor of the crater is filled with the darkest mare deposits
on the lunar farside.
It is said to have been formed about 3.8 billion years ago.