Ptolemaeus

April 26, 2009

The centrally located region of Ptolemaeus contains the Ptolemaeus, Alphonsus, Albategnius and Hipparchus craters, as well as part of the Mare Nubium (Sea of Clouds) and Sinus Medii (Bay of the Center).

Geological Survey | Topographical Map

This region is named after the Roman mathematician and astronomer Ptolemy who wrote several scientific works.


Region Map

Region Map

Region Data
Name Ptolemaeus
Number 77
NW Corner 0° S 10° W
SE Corner 16° S 10° E
Raw Area* 1,162,000 km2
Visible Area* 1,133,000 km2
Visibility Factor* 98%
Minimum Bid $ 217,000 (USD)
Download region data*

*Data is provided as a courtesy. Some values are approximate and not guaranteed. You are encouraged to do your own research before bidding.

Lunar landings in this area include Ranger 9 (12.83° S 2.37° W).

Photo of Ptolemaeus

Photo of Ptolemaeus

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