Borel (crater)
Lunar impact crater
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Borel is a tiny lunar impact crater located in the southeast part of Mare Serenitatis. To the northeast is the crater Le Monnier and to the south is the crater Dawes.[4]
Colongitude334° at sunrise
Apollo 17 image | |
| Coordinates | 22.3°N 26.4°E |
|---|---|
| Diameter | 4.66 km (2.90 mi)[1] |
| Depth | 0.84 km (0.52 mi)[2] |
| Colongitude | 334° at sunrise |
| Formation | Eratosthenian[3] |
| Eponym | Émile Borel |

On the lunar geologic timescale, this formation dates to the Eratosthenian period.[3] It is a roughly circular, cup-shaped formation with inner floors that slope down to the midpoint of the crater. The interior has a higher albedo than the surrounding dark lunar mare.[5]
This crater was named after French mathematician Émile Borel (1871-1956). Before its designation was adopted by the International Astronomical Union in 1976,[1] it was identified as Le Monnier C.[6]