Mass, Density, and Radius of Asteroid (16) Psyche from High-precision Astrometry

D Farnocchia, O Fuentes-Muñoz, RS Park… - The Astronomical …, 2024 - iopscience.iop.org
We characterize asteroid (16) Psyche using high-precision astrometry, including the recent
Gaia Focused Product Release. The gravitational perturbations of Psyche on other asteroids …

Assessing the detection of the Yarkovsky effect using the Gaia DR3 and FPR catalogues

K Dziadura, P Bartczak, D Oszkiewicz - Astronomy & Astrophysics, 2025 - aanda.org
Aims. The primary objective of this study was to use the newest Gaia Focused Product
Release (FPR) catalogue, which contains ultra-precise asteroid astrometry spanning 66 …

Asteroid Orbit Determination Using Gaia FPR: Statistical Analysis

O Fuentes-Muñoz, D Farnocchia… - The Astronomical …, 2024 - iopscience.iop.org
The Gaia mission has provided astrometric observations of unprecedented accuracy for
more than 156,000 asteroids. The reported astrometric uncertainties are of the order of …

An Earth Encounter as the Cause of Chaotic Dynamics in Binary Asteroid (35107) 1991VH

AJ Meyer, O Fuentes-Muñoz, I Gkolias… - The Planetary …, 2024 - iopscience.iop.org
Abstract Among binary asteroids,(35107) 1991VH stands out as unique given the likely
chaotic rotation within its secondary component. The source of this excited dynamical state …

Asteroid (4337) Arecibo: Two ice-rich bodies forming a binary-Based on Gaia astrometric data

Z Liu, D Hestroffer, J Desmars, P David - Astronomy & Astrophysics, 2024 - aanda.org
Context. Binary asteroids are present in all populations of the Solar System, from near-Earth
to trans-Neptunian regions. As is true for the small Solar System bodies (SSSBs), binary …

All-sky Guide Star Catalog for CSST

HM Feng, ZH Cao, MI Lam, R Li, H Tian… - … in Astronomy and …, 2024 - iopscience.iop.org
Abstract The China Space Station Telescope (CSST) is a two-meter space telescope with
multiple back-end instruments. The Fine Guidance Sensor (FGS) is an essential subsystem …