3 papers
astro-ph.EP2026
A practical re-weighting scheme of data fitting: application to asteroids orbit determination with Gaia
Dmitri. E. Vavilov, Ziyu. Liu, Daniel. Hestroffer +1
The method of weighted least squares is widely used in parameter estimation problems such as asteroid orbit determination. A key difficulty is the treatment of observational uncert…
astro-ph.EP2026
NEOForCE: Near-Earth Objects' Forecast of Collisional Events
Dmitrii E. Vavilov, Daniel Hestroffer
Robust impact monitoring of near-Earth objects is an essential task of planetary defense. Current systems such as NASA's Sentry-II, the University of Pisa's CLOMON2, and ESA's Aegi…
astro-ph.EP2025
Rotation periods of asteroids from light curves of TESS data
D. E. Vavilov, B. Carry
Understanding the dynamical evolution of asteroids through the secular Yarkovsky effect requires the determination of many physical properties, including the rotation period. We pr…