De Lalande (crater)
De Lalande is a multiring impact crater on Venus.[1] It has a diameter of 21.6 km (13.4 mi) and wall width of 5.6 km (3.5 mi).[2] The crater has an outer rim but no peak and is in close proximity to the volcano Gula Mons.[3]
 Radar image of de Lalande by Magellan probe. | |
| Planet | Venus |
|---|---|
| Coordinates | 20.5°N 355.0°E |
| Diameter | 21 km |
| Eponym | Marie-Jeanne de Lalande |
Namesake
French astronomer Jérôme Lalande
The de Lalande crater is named after the French astronomer Marie-Jeanne de Lalande (1768-1832),[4] illegitimate daughter of astronomer Joseph Jerome de Lalande (1732-1807).
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References
- "de Lalande". U.S. Geological Survey. Retrieved 19 November 2012.
- "de Lalande". USRA. Retrieved 19 November 2012.
- Weitz, Catherine E. "Chapter 7. Impact Craters". NASA. Retrieved 19 November 2012.
- "Lalande". Gazetteer of Planetary Nomenclature. USGS Astrogeology Research Program.
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