A Centroiding Algorithm for Point-source Trails

Astrometric measurements are significantly challenged by the relative motion between the point source and the telescope, primarily due to the difficulty in accurately determining the position of the point source at the mid-exposure moment. Especially when the trail is irregular in shape or results f...

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Bibliographic Details

Published in:	The Astronomical Journal
Main Authors:	Linpeng Wu, Qingfeng Zhang, Valéry Lainey, Nick Cooper, Nicolas Rambaux, Weiheng Zhu
Format:	Article
Language:	English
Published:	IOP Publishing 2025-01-01
Subjects:	Observational astronomy Astronomy image processing Astrometry Ephemerides Saturnian satellites
Online Access:	https://doi.org/10.3847/1538-3881/adb3a3