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IOTA/ES - Call for Observations

International Occultation Timing Association / European Section e.V.

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Upcoming Occultations

2025 Nov 09 ~20:46 UT: (2207) Antenor occults UCAC4 503-005268 (14.0 mag) 2025 Nov 08 ~23:03 UT: (15138) 2000 EQ93 occults UCAC4 582-042163 (8.7 mag) 2025 Nov 07 ~05:35 UT: (21900) Orus occults UCAC4 429-052885 (14.9 mag) 2025 Nov 07 ~03:09 UT: (20429) 1998 YN1 occults HIP 19388 (5.2 mag) 2025 Nov 06 ~22:51 UT: (17503) Celestechild ocults TYC 2844-00083-1 (8.4 mag)
Jupiter Trojans - predicted by the ERC Lucky Star project Upcoming Occultation

2025 Nov 09 ~20:46 UT: (2207) Antenor occults UCAC4 503-005268 (14.0 mag)

2025-10-30
Main-Belt Asteroids Upcoming Occultation

2025 Nov 08 ~23:03 UT: (15138) 2000 EQ93 occults UCAC4 582-042163 (8.7 mag)

2025-10-30
Jupiter Trojans - predicted by the ERC Lucky Star project Upcoming Occultation

2025 Nov 07 ~05:35 UT: (21900) Orus occults UCAC4 429-052885 (14.9 mag)

2025-10-29
Main-Belt Asteroids Upcoming Occultation

2025 Nov 07 ~03:09 UT: (20429) 1998 YN1 occults HIP 19388 (5.2 mag)

2025-10-29
Main-Belt Asteroids Upcoming Occultation

2025 Nov 06 ~22:51 UT: (17503) Celestechild ocults TYC 2844-00083-1 (8.4 mag)

2025-10-29
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  • Past Events
2025 Nov 17 ~22:27 UT: (22388) Gaze occults TYC 1856-01170-1 (11.3 mag)
Main-Belt Asteroids Suspected binary asteroids - GaiaMoons project
2025 Nov 17 ~22:27 UT: (22388) Gaze occults TYC 1856-01170-1 (11.3 mag)
2025 Nov 17 ~02:11 UT: (4867) Polites occults UCAC4 682-011200 (15.2 mag)
Jupiter Trojans - predicted by the ERC Lucky Star project
2025 Nov 17 ~02:11 UT: (4867) Polites occults UCAC4 682-011200 (15.2 mag)
2025 Nov 17 ~00:28 UT: (7369) Gavrilin occults TYC 3718-01482-1 (8.6 mag)
Main-Belt Asteroids
2025 Nov 17 ~00:28 UT: (7369) Gavrilin occults TYC 3718-01482-1 (8.6 mag)
2025 Nov 14 ~03:15 UT: (196138) 2002 TX253 occults UCAC4 648-017682 (13.1 mag)
Main-Belt Asteroids Suspected binary asteroids - GaiaMoons project
2025 Nov 14 ~03:15 UT: (196138) 2002 TX253 occults UCAC4 648-017682 (13.1 mag)
2025 Nov 17 ~22:27 UT: (22388) Gaze occults TYC 1856-01170-1 (11.3 mag)
Main-Belt Asteroids Suspected binary asteroids - GaiaMoons project
2025 Nov 17 ~22:27 UT: (22388) Gaze occults TYC 1856-01170-1 (11.3 mag)
2025 Nov 06 ~22:51 UT: (17503) Celestechild ocults TYC 2844-00083-1 (8.4 mag)
Main-Belt Asteroids Upcoming Occultation
2025 Nov 06 ~22:51 UT: (17503) Celestechild ocults TYC 2844-00083-1 (8.4 mag)
2025 Nov 07 ~03:09 UT: (20429) 1998 YN1 occults HIP 19388 (5.2 mag)
Main-Belt Asteroids Upcoming Occultation
2025 Nov 07 ~03:09 UT: (20429) 1998 YN1 occults HIP 19388 (5.2 mag)
2025 Nov 07 ~05:35 UT: (21900) Orus occults UCAC4 429-052885 (14.9 mag)
Jupiter Trojans - predicted by the ERC Lucky Star project Upcoming Occultation
2025 Nov 07 ~05:35 UT: (21900) Orus occults UCAC4 429-052885 (14.9 mag)
2025 Nov 05 ~23:09 UT: (4867) Polites occults UCAC4 684-012322 (14.6 mag)
Jupiter Trojans - predicted by the ERC Lucky Star project Past Event
2025 Nov 05 ~23:09 UT: (4867) Polites occults UCAC4 684-012322 (14.6 mag)
2025 Nov 05 ~20:50 UT: (1024) Hale occults UCAC4 459-002819 (13.5 mag)
Main-Belt Asteroids Past Event Suspected binary asteroids - GaiaMoons project
2025 Nov 05 ~20:50 UT: (1024) Hale occults UCAC4 459-002819 (13.5 mag)
2025 Nov 03/04 ~23:59 UT: (5157) Hindemith occults UCAC4 534-004921 (13.2 mag)
Main-Belt Asteroids Past Event Suspected binary asteroids - GaiaMoons project
2025 Nov 03/04 ~23:59 UT: (5157) Hindemith occults UCAC4 534-004921 (13.2 mag)
2025 Nov 03 ~03:53 UT: (10508) Haughey occults HIP 50770 (8.7 mag)
Main-Belt Asteroids Past Event
2025 Nov 03 ~03:53 UT: (10508) Haughey occults HIP 50770 (8.7 mag)
News

Concerns Predictions from 2025 October 01 Onwards

2025-09-29

From 2025 October 1, due to the high number of events during the winter months, this website will only present occultations by asteroids from observation campaigns, by satellites of planets…

Main-Belt Asteroids Upcoming Occultation

2025 Nov 06 ~22:51 UT: (17503) Celestechild ocults TYC 2844-00083-1 (8.4 mag)

2025-10-29

Bright star! Very short max. duration of only 0.26 s! Last update: 2025 Oct 29, Occult Watcher Cloud: https://cloud.occultwatcher.net/event/1770-17503-36466-650801-T00083-1

Main-Belt Asteroids Upcoming Occultation

2025 Nov 07 ~03:09 UT: (20429) 1998 YN1 occults HIP 19388 (5.2 mag)

2025-10-29

Very bright star! Very short max. duration of only 0.15 s! Last update: 2025 Oct 29, Occult Watcher Cloud: No entry

Jupiter Trojans - predicted by the ERC Lucky Star project Upcoming Occultation

2025 Nov 07 ~05:35 UT: (21900) Orus occults UCAC4 429-052885 (14.9 mag)

2025-10-29

Jupiter Trojan! Very faint star! Last update: 2025 Oct 29, Occult Watcher Cloud: https://cloud.occultwatcher.net/event/1771-21900-161124-647724-U052885 Prediction of the Lucky Star project (2025 Aug 21): https://lesia.obspm.fr/lucky-star/occ.php?p=147890

Main-Belt Asteroids Upcoming Occultation

2025 Nov 08 ~23:03 UT: (15138) 2000 EQ93 occults UCAC4 582-042163 (8.7 mag)

2025-10-30

Bright star! Last update: 2025 Oct 30, Occult Watcher Cloud: https://cloud.occultwatcher.net/event/1772-15138-121585-649642-U042163

Jupiter Trojans - predicted by the ERC Lucky Star project Upcoming Occultation

2025 Nov 09 ~20:46 UT: (2207) Antenor occults UCAC4 503-005268 (14.0 mag)

2025-10-30

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

Main-Belt Asteroids

2025 Nov 10 ~05:57 UT: (10306) Pagnol occults UCAC4 416-056539 (7.7 mag)

2025-10-30

Bright star! Very short max. duration of only 0.23 s! Last update: 2025 Oct 29, Occult Watcher Cloud: https://cloud.occultwatcher.net/event/1774-10306-181671-647559-U056539

Main-Belt Asteroids

2025 Nov 10 ~17:41 UT: (3982) Kastel’ occults TYC 6314-01427-1 (8.7 mag)

2025-10-30

Possible satellite! Bright star! Very short max. duration of only 0.22 s! Last update: 2025 Oct 30, Occult Watcher Cloud: https://cloud.occultwatcher.net/event/1774-3982-284369-647057-T01427-1

Jupiter Trojans - predicted by the ERC Lucky Star project

2025 Nov 13 ~19:32 UT: (1172) Aneas occults UCAC4 567-008272 (13.9 mag)

2025-10-31

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

Main-Belt Asteroids Suspected binary asteroids - GaiaMoons project

2025 Nov 14 ~03:15 UT: (196138) 2002 TX253 occults UCAC4 648-017682 (13.1 mag)

2025-10-31

Suspected binary asteroid! Short max. duration of only 0.5 s! Last update: 2025 Oct 31, Occult Watcher Cloud: https://cloud.occultwatcher.net/event/1778-196138-42419-650945-U017682 GAIAMOONS link: https://gaiamoons.imcce.fr/occ.php?p=75162

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IOTA/ES - Call for Observations

International Occultation Timing Association / European Section e.V.

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