Wrinkle Ridge System of Oceanus Procellarum

Feature Profile & Selenographic Data

Feature type

dorsum

Coordinates

28.29° N · 40.34° W

Diameter

91.94 km

IAU approval

1976/01/01 00:00:00

LAC quadrangle

LAC-39 · Aristarchus

Geological Chronicle

Dorsa Argand is a wrinkle ridge system extending 91.94 kilometers across Oceanus Procellarum near the border with Mare Imbrium. Situated in the Aristarchus quadrangle (LAC-39) at 28.29° N, 40.34° W, the feature lies on the Moon in Oceanus Procellarum.

The International Astronomical Union formally approved the designation in 1976, honoring Swiss geologist Émile Argand (1879-1940).

Chronology & Exploration

1. 1976 IAU Naming Approval

   The International Astronomical Union officially adopted the name Dorsa Argand.

Scientific Sources & References

• IAU Gazetteer of Planetary Nomenclature — Feature 1587
• Wikipedia (en) — Revision ID 1321249756

Name Origin

Émile; Swiss geologist (1879-1940).