KUON GEO

Ptolemaeus

Crater, craters · 165.2 km across · -45.88°, -157.6° · Mars
クレーター・差し渡し約165.2km

WHY THAT NAME · なぜその名前か

Claudius; Greco-Egyptian astronomer (c. A.D. 90-160).
Source of the name: Egypt (Africa) · Approved by the IAU 1973 · Other features named after Egypt

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 Ptolemaeus

NEAREST NAMED FEATURES · 近くの地名

What stands next to a place tells you what kind of place it is.
Reutov クレーター48 km
Tyuratam クレーター52 km
Belyov クレーター54 km
Li Fan クレーター195 km
Dechu クレーター216 km
Poso クレーター225 km
Phaethontis 地形247 km
Palikir クレーター256 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