Apollo 15 panoramic camera image, at a high sun angle
Satellite craters of Sinas
By convention these features are identified on lunar maps by placing the letter on the side of the crater midpoint that is closest to Sinas. Sinas A is southeast, Sinas E is northwest at a shorter distance. Sinas G, H and J are east-northeast at a longer distance and K is further southeast.
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.
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