The Crater Theon Junior

Feature Profile & Selenographic Data

Feature type

crater

Coordinates

2.41° S · 15.79° E

Diameter

17.61 km

IAU approval

1935/01/01 00:00:00

LAC quadrangle

LAC-78 · Theophilus

Geological Chronicle

Theon Junior is a lunar impact crater that is located just to the west-southwest of the crater Delambre. The formation spans an official diameter of 17.61 kilometers.

It forms a matching pair with Theon Senior, only a couple of crater diameters to the north-northwest. It is recorded in the IAU Gazetteer under quadrangle LAC-78.

Chronology & Exploration

1. IAU Name Adopted

   The International Astronomical Union officially approves the crater name.

Scientific Sources & References

• IAU Gazetteer of Planetary Nomenclature — Of Alexandria; Greek astronomer (unkn-c. 380).
• Wikipedia (en) — Theon Junior (crater)

Name Origin

Of Alexandria; Greek astronomer (unkn-c. 380).