Craterra

Lunar Impact Crater

The Crater Alpetragius

Alpetragius is a lunar impact crater spanning 40.02 kilometers across the Moon.

Feature Profile & Selenographic Data

Feature type
crater
Coordinates
16.05° S · 4.51° W
Diameter
40.02 km
IAU approval
1935/01/01 00:00:00
LAC quadrangle
LAC-95 · Purbach

Geological Chronicle

Alpetragius is a lunar impact crater located on the eastern edge of Mare Nubium, to the southwest of the much larger crater Alphonsus. The formation spans an official diameter of 40.02 kilometers.

Webb noted that it "is so deep ... It is recorded in the IAU Gazetteer under quadrangle LAC-95.

Chronology & Exploration

  1. IAU Name Adopted

    The International Astronomical Union officially approves the crater name.

Scientific Sources & References

Name Origin

Al-Bitrūjī Al-Ishbīlī, Abū Ishāq; Spanish astronomer (unkn-c. 1100).

Interactive Lunar Surface

Explore Alpetragius in 3D

Inspect lunar elevation data and the official selenographic position.