A 298-Kilometer Wrinkle Ridge in Mare Crisium

Feature Profile & Selenographic Data

Feature type

dorsum

Coordinates

19.31° N · 52.09° E

Diameter

297.62 km

IAU approval

1976/01/01 00:00:00

LAC quadrangle

LAC-44 · Cleomedes

Geological Chronicle

Dorsum Oppel is a wrinkle ridge in Mare Crisium on the Moon, extending across a total length of 298 kilometers.

The ridge trends north from Yerkes crater, with Peirce and Swift craters lying to its east. In 1976, it was named after German paleontologist Albert Oppel.

Chronology & Exploration

1. 1976 Name Adoption

   The ridge was named after German paleontologist Albert Oppel.

Scientific Sources & References

• IAU Gazetteer of Planetary Nomenclature — Official feature record.
• Wikipedia (EN) — Feature description and location context.

Name Origin

Albert; German paleontologist (1831-1865).