Feature Profile & Selenographic Data
- Feature type
- crater
- Coordinates
- 18.74° N · 107.80° W
- Diameter
- 64.73 km
- IAU approval
- 1970/01/01 00:00:00
- LAC quadrangle
- LAC-54 · Robertson
Geological Chronicle
Alter is a lunar impact crater that is located in the northern hemisphere on the far side of the Moon. The formation spans an official diameter of 64.73 kilometers.
It lies to the southwest of the larger crater Robertson, and to the east of Ohm. It is recorded in the IAU Gazetteer under quadrangle LAC-54.
Chronology & Exploration
-
IAU
Name Adopted
The International Astronomical Union officially approves the crater name.
Scientific Sources & References
-
IAU Gazetteer of Planetary Nomenclature
— Dinsmore; American astronomer, meteorologist (1888-1968).
-
Wikipedia (en)
— Alter (crater)
Name Origin
Dinsmore; American astronomer, meteorologist (1888-1968).