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! 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
Jupiter Trojan! Faint star! Last update: 2025 Nov 30, Occult Watcher Cloud: https://cloud.occultwatcher.net/event/1797-32615-6179-646877-U000539 Prediction of the Lucky Star project (2025 Aug 21): https://lesia.obspm.fr/lucky-star/occ.php?p=147572
Jupiter Trojan! Faint star! Last update: 2025 Nov 30, Occult Watcher Cloud: https://cloud.occultwatcher.net/event/1797-15440-157560-649348-U050012 Prediction of the Lucky Star project (2025 Aug 21): https://lesia.obspm.fr/lucky-star/occ.php?p=147750
Jupiter Trojan! Very faint star! Last update: 2025 Nov 21, Occult Watcher Cloud: https://cloud.occultwatcher.net/event/1794-9142-39437-648001-U003635 Prediction of the Lucky Star project (2025 Aug 21): https://lesia.obspm.fr/lucky-star/occ.php?p=148039
Jupiter Trojan! Very faint star! Last update: 2025 Oct 31, Occult Watcher Cloud: https://cloud.occultwatcher.net/event/1781-4867-28868-650914-U011200 Prediction of the Lucky Star project (2025 Aug 21): https://lesia.obspm.fr/lucky-star/occ.php?p=147980
Jupiter Trojan! Faint star! Last update: 2025 Oct 31, Occult Watcher Cloud: https://cloud.occultwatcher.net/event/1777-1172-54698-649465-U008272 Prediction of the Lucky Star project (2025 Aug 21): https://lesia.obspm.fr/lucky-star/occ.php?p=147631
Jupiter Trojan! Faint star! Last update: 2025 Oct 30, Occult Watcher Cloud: https://cloud.occultwatcher.net/event/1773-2207-48828-648663-U005268 Prediction of the Lucky Star project (2025 Aug 21): https://lesia.obspm.fr/lucky-star/occ.php?p=147645