This is a circular and relatively symmetric crater formation with some erosion of the outer rim. There are some small craterlets in the eastern half of the interior, and a small central rise near the midpoint.
Satellite craters
By convention these features are identified on lunar maps by placing the letter on the side of the crater midpoint that is closest to Gavrilov.
Alder
Latitude
Longitude
Diameter
A
19.6° N
131.9° E
26 km
K
15.0° N
132.5° E
38 km
References
Andersson, L. E.; Whitaker, E. A. (1982). NASA Catalogue of Lunar Nomenclature. NASA RP-1097.
Menzel, D. H.; Minnaert, M.; Levin, B.; Dollfus, A.; Bell, B. (1971). "Report on Lunar Nomenclature by the Working Group of Commission 17 of the IAU". Space Science Reviews. 12 (2): 136–186. Bibcode:1971SSRv...12..136M. doi:10.1007/BF00171763. S2CID122125855.