KUON GEO

Theon Senior

Crater, craters · 18 km across · -0.81°, 15.42° · the Moon
クレーター・差し渡し約18km

WHY THAT NAME · なぜその名前か

Of Smyrna; Greek mathematician and astronomer (c. A.D. 130).
Source of the name: Greek (Europe) · Approved by the IAU 1935 · Other features named after Greek

SEE IT · 地図で見る

Elevation here was measured by laser from orbit (LOLA). Nothing is estimated or generated.
Open the map centred on Theon Senior

SATELLITE CRATERS · 衛星クレーター · 3

Smaller craters that share this name with a letter added. The IAU records them under the same origin, so they are listed here rather than given pages of their own.
この名前に英字を足した小さなクレーターです。由来は親と同じものとして登録されているため、ここに並べています。
Theon Senior A5.2 km
Theon Senior B5.7 km
Theon Senior C5.3 km

NEAREST NAMED FEATURES · 近くの地名

What stands next to a place tells you what kind of place it is.
Theon Junior クレーター50 km
Delambre クレーター69 km
D'Arrest クレーター96 km
Schmidt クレーター115 km
Dionysius クレーター122 km
De Morgan クレーター126 km
Taylor クレーター141 km
Ritter クレーター141 km
Great-circle distances on a sphere of radius 1,737.4 km.
Names and their origins come from the IAU Gazetteer of Planetary Nomenclature (USGS Astrogeology), retrieved 2026-08-14.
All named features ｜ KUON THE MOON map ｜ About the map ｜ Every landing site on the Moon
DATA: IAU / USGS Astrogeology · NASA LRO LOLA