2 papers
astro-ph.EP2025
Polar motion of Venus
Pierre-Louis Phan, Nicolas Rambaux
Five Venus missions are under development to study the planet in the next decade, with both NASA's VERITAS and ESA's EnVision featuring a geophysical investigation among their obje…
astro-ph.IM2025
A Centroiding Algorithm for Point-source Trails
Linpeng Wu, Qingfeng Zhang, Valéry Lainey +3
Astrometric measurements are significantly challenged by the relative motion between the point source and the telescope, primarily due to the difficulty in accurately determining t…