Modelling asteroids using lightcurve and adaptive-optics data with SAGE method

Grzegorz Dudziński (1) , Edyta Podlewska-Gaca (1) , Przemysław Bartczak , Magdalena Polińska , Perre Vernazza , Benoit Carry (2) , Josef Hanus , Franck Marchis (3) , Mirel Birlan (4) , Michael Marsset (5)

1 Astronomical Observatory [Poznan]
2 ESAC - European Space Astronomy Centre
3 SETI - Search for Extraterrestrial Intelligence Institute
4 IMCCE - Institut de Mécanique Céleste et de Calcul des Ephémérides
5 ARC - Astrophysics Research Centre [Belfast]

We present the utilisation of genetic algorithm to create asteroid models from lightcurves and VLT/SPHERE adaptive-optics images. The lightcurve-only non-convex SAGE method was extended to include disk-resolved data during the modelling, alongside lightcurves.

Domaines: Astrophysique [astro-ph]

Grzegorz Dudziński, Edyta Podlewska-Gaca, Przemysław Bartczak, Magdalena Polińska, Perre Vernazza, et al.. Modelling asteroids using lightcurve and adaptive-optics data with SAGE method. EPSC-DPS2019, Sep 2019, Geneve, Switzerland. ⟨hal-02350050⟩