Diameter 42 km Colongitude 236° at sunrise | Depth Unknown | |
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Zanstra is a lunar crater that is located on the far side of the Moon. It lies to the southeast of the crater pair Ibn Firnas and King, and northwest of Gregory. This is a low, eroded formation that is difficult to distinguish from its surroundings. The interior floor is level and not significantly impacted.
Satellite craters
By convention these features are identified on lunar maps by placing the letter on the side of the crater midpoint that is closest to Zanstra.
References
Zanstra (crater) Wikipedia(Text) CC BY-SA