KUON GEO

Semeykin

Crater, craters · 73.5 km across · 41.51°, 8.75° · Mars
クレーター・差し渡し約73.5km

WHY THAT NAME · なぜその名前か

Boris Evgen'evich; Soviet astronomer (1900-1937).
Source of the name: Soviet (Europe) · Approved by the IAU 1982 · Other features named after Soviet

SEE IT · 地図で見る

Elevation here was measured by laser from orbit (MOLA), and the night-time infrared comes from THEMIS.
Open the map centred on Semeykin

NEAREST NAMED FEATURES · 近くの地名

What stands next to a place tells you what kind of place it is.
Euphrates Patera 火口195 km
Okavango Valles 谷202 km
Ismenia Patera 火口361 km
Vaduz クレーター374 km
Siloe Patera 火口382 km
Deuteronilus Cavus 窪地400 km
Cydonia 地形408 km
Mamers Valles 谷414 km
Great-circle distances on a sphere of radius 3,396.19 km.
Names and their origins come from the IAU Gazetteer of Planetary Nomenclature (USGS Astrogeology), retrieved 2026-08-14.
All named features ｜ KUON MARS map ｜ About the map ｜ The temperature on Mars ｜ How far away Mars is
DATA: IAU / USGS Astrogeology · NASA MGS MOLA · NASA Mars Odyssey THEMIS