Jupiter Trojan! Very faint star! Occult Watcher Cloud: https://cloud.occultwatcher.net/event/1084-21900-101333-649135-U038277 Prediction by the ERC Lucky Star project (2023 Sep 24): https://lesia.obspm.fr/lucky-star/occ.php?p=125784 Post navigation 2023 Dec 27 ~06:33 UT: (21900) Orus occults UCAC4 541-037650 (13.5 mag) 2023 Dec 20 ~22:48 UT: (624) Hektor occults UCAC4 629-042305 (14.7 mag)