Astronomical School’s Report, 2013, Volume 9, Issue 2, Pages 111–114

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UDC 523.4+520.8

Determining the size of craters on the surfaces of atmosphereless bodies in Solar system with ground-based methods

Klianchin A.I., Prokof'eva-Mikchailovskaya V.V.

Abstract

A new method of determining the size of craters on the surfaces of atmosphereless bodies of the Solar system, called spectral-frequency method (SFM), was developed at the Crimean Astrophysical Observatory by V. V. Prokofieva-Mikhaylovska, N. A. Rublevsky in collaboration with V. V. Busarev from SAI (MSU). SFM of studying color- or lightcurves of asteroids allows to obtain information about the size of details on their surfaces with ground-based tools. Visibility of craters is explained with the inverse coherent scattering of solar radiation on the regolith ejected during bodies collisions.

Keywords: spectral-frequency method; asteroid; sizes of craters; light dispersion; lightcurves

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