Alekhin (oghere)

Alekhin bụ olulu mmetụta ọnwa nke dị na mpaghara ndịda nke dị n'akụkụ dị anya nke ọnwa . Ọ dabere na mgbago ugwu ugwu Zeeman, na ndịda-ndịda ọwụwa anyanwụ nke Fizeau . N'ebe ọdịda anyanwụ ka Crommelin dị, na ọwụwa anyanwụ-ndịda ọwụwa anyanwụ bụ Doerfel .

Mmetụta ndị na-esote emebiela akụkụ nke Alekhin nke ukwuu ruo n'ókè ebe ọnụ ya dị ntakịrị karịa nrịgo elu n'elu. A na-ekpuchi mgbidi dị n'èzí kpamkpam site na olulu mmiri nke crater Dawson hibere n'akụkụ ugwu ọdịda anyanwụ yana Dawson D n'akụkụ ugwu. Akara akụkụ ndịda ka nke gouges na adịghị mma dị n'elu nwere akara karịa, ma e jiri ya tụnyere akụkụ ugwu ọwụwa anyanwụ. N'ala, e nwere ọtụtụ obere craterlet.

 Satellite olulu mmiri 
Site na nkwekọrịta, a na-amata njirimara ndị a na maapụ ọnwa site n'itinye akwụkwọ ozi ahụ n'akụkụ ebe etiti oghere nke dị nso na Alekhin.
Alekhin Latitude Longitude Dayameta E 67.2° S 124.1° W 38 km

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