Crater counting dating

31-Oct-2017 05:44

Crater counting is a method for estimating the age of a planet's surface.

The method is based upon the assumptions that a new surface forms with zero impact craters, and that impact craters accumulate at some constant rate.

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Smaller craters in mobile dunes would disappear faster and have lower mean ages.

In this sense, the derived age is a size-dependent Acrater retention [email protected] B the survival time of craters of given size.

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