IOTA/ES - Call for Observations
International Occultation Timing Association / European Section e.V.
Predictions for Occultations by Jupiter Trojans with Data from Gaia EDR3.
The ERC project Lucky Star’s aim is to study the solar system beyond Neptune with stellar occultations. The project is led by Bruno Sicardy in collaboration with groups from Paris, Meudon, Granada and Rio.
Jupiter Trojan with satellite! Faint star! Faint mag drop of only 0.6 mag! Last update: 2026 Mar 27, Occult Watcher Cloud: https://cloud.occultwatcher.net/event/1916-624-168134-647486-U054258 Prediction of the Lucky Star project (2025 Aug…
Jupiter Trojan! Faint star! Faint mag drop of only 0.5 mag! Last update: 2026 Mar 15, Occult Watcher Cloud: https://cloud.occultwatcher.net/event/1906-1583-184917-646608-J2262291 Prediction of the Lucky Star project (2025 Aug 21): https://lesia.obspm.fr/lucky-star/occ.php?p=155158
Jupiter Trojan! Last update: 2026 Mar 03, Occult Watcher Cloud: https://cloud.occultwatcher.net/event/1898-16560-47564-648550-U004705 Prediction of the Lucky Star project (2025 Aug 21): https://lesia.obspm.fr/lucky-star/occ.php?p=155513
Jupiter Trojan! Target of NASA’s Lucy mission! Last update: 2026 Jan 16, Occult Watcher Cloud: https://cloud.occultwatcher.net/event/1866-21900-165614-647429-T00557-1 Prediction of the Lucky Star project (2025 Aug 21): https://lesia.obspm.fr/lucky-star/occ.php?p=157035 Prediction by SwRI (2023…
Jupiter Trojan! Very faint star! Last update: 2026 Jan 11, Occult Watcher Cloud: https://cloud.occultwatcher.net/event/1862-1208-40286-649447-U005638 Prediction of the Lucky Star project (2025 Aug 21): https://lesia.obspm.fr/lucky-star/occ.php?p=158304
Binary Jupiter Trojan! Target of NASA’s Lucy mission! Very faint star! Faint mag drop of only 0.7 mag! Max. duration: 15 s (Patroclus) and 12 s (Menoetius) J. Desmars (Lucky…
Jupiter Trojan! Faint star! Last update: 2026 Jan 06, Occult Watcher Cloud: https://cloud.occultwatcher.net/event/1842-24448-22221-648115-U001919 Prediction of the Lucky Star project (2025 Aug 21): https://lesia.obspm.fr/lucky-star/occ.php?p=149086
Binary Jupiter Trojan! Target of NASA’s Lucy mission! Long max. duration events: 33 s (Patroclus) and 29 s (Menoetius) The map shows the latest prediction by Brain Keeney (SwRI) for…
Jupiter Trojan! Very faint star! Last update: 2025 Dec 04, Occult Watcher Cloud: https://cloud.occultwatcher.net/event/1804-4867-26088-650811-U009067 Prediction of the Lucky Star project (2025 Aug 21): https://lesia.obspm.fr/lucky-star/occ.php?p=147991
Jupiter Trojan! Last update: 2025 Dec 04, Occult Watcher Cloud: https://cloud.occultwatcher.net/event/1801-56976-28562-648113-U002560 Prediction of the Lucky Star project (2025 Aug 21): https://lesia.obspm.fr/lucky-star/occ.php?p=148068