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IOTA/ES - Call for Observations

International Occultation Timing Association / European Section e.V.

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Upcoming Occultations

2026 Oct 22 ~04:20 UT: (18846) 1999 RB28 occults HIP 22520 (6.7 mag) 2026 Oct 22 ~02:45 UT: (42521) 1994 BO3 occults HIP 10889 (8.0 mag) 2026 Oct 22 ~01:37 UT: (686) Gersuind occults HIP 12255 (8.6 amg) 2026 Oct 20 ~02:35 UT: (7252) Kakegawa occults HIP 38391 (7.8 mag) 2026 Oct 20 ~00:43 UT: (4209) Briggs occults HIP 16880 (9.9 mag)
Main-Belt Asteroids Upcoming Occultation

2026 Oct 22 ~04:20 UT: (18846) 1999 RB28 occults HIP 22520 (6.7 mag)

2026-10-12
Main-Belt Asteroids Upcoming Occultation

2026 Oct 22 ~02:45 UT: (42521) 1994 BO3 occults HIP 10889 (8.0 mag)

2026-10-12
Main-Belt Asteroids Upcoming Occultation

2026 Oct 22 ~01:37 UT: (686) Gersuind occults HIP 12255 (8.6 amg)

2026-10-12
Main-Belt Asteroids Upcoming Occultation

2026 Oct 20 ~02:35 UT: (7252) Kakegawa occults HIP 38391 (7.8 mag)

2026-10-12
Main-Belt Asteroids Suspected binary asteroids - GaiaMoons project Upcoming Occultation

2026 Oct 20 ~00:43 UT: (4209) Briggs occults HIP 16880 (9.9 mag)

2026-10-12
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  • Past Events
2026 Oct 31 ~22:16 UT: (13082) Gutierrez occults HIP 42359 (9.0 mag)
Main-Belt Asteroids
2026 Oct 31 ~22:16 UT: (13082) Gutierrez occults HIP 42359 (9.0 mag)
2026 Oct 31 ~22:40 UT: (29075) 1950 DA occults UCAC4 614-008319 (12.3 mag)
Near Earth Asteroids - Call for Observations by the ACROSS Team Potentially Hazardous Asteroids
2026 Oct 31 ~22:40 UT: (29075) 1950 DA occults UCAC4 614-008319 (12.3 mag)
2026 Oct 31 ~18:12 UT: (4845) Tsubetsu occults TYC 0614-00122-1 (7.9 mag)
Main-Belt Asteroids
2026 Oct 31 ~18:12 UT: (4845) Tsubetsu occults TYC 0614-00122-1 (7.9 mag)
2026 Oct 31 ~05:14 UT: (15877) 1996 WZ1 occults HIP 39260 (8.8 mag)
Main-Belt Asteroids
2026 Oct 31 ~05:14 UT: (15877) 1996 WZ1 occults HIP 39260 (8.8 mag)
2026 Oct 31 ~22:40 UT: (29075) 1950 DA occults UCAC4 614-008319 (12.3 mag)
Near Earth Asteroids - Call for Observations by the ACROSS Team Potentially Hazardous Asteroids
2026 Oct 31 ~22:40 UT: (29075) 1950 DA occults UCAC4 614-008319 (12.3 mag)
2026 Oct 20 ~02:35 UT: (7252) Kakegawa occults HIP 38391 (7.8 mag)
Main-Belt Asteroids Upcoming Occultation
2026 Oct 20 ~02:35 UT: (7252) Kakegawa occults HIP 38391 (7.8 mag)
2026 Oct 22 ~01:37 UT: (686) Gersuind occults HIP 12255 (8.6 amg)
Main-Belt Asteroids Upcoming Occultation
2026 Oct 22 ~01:37 UT: (686) Gersuind occults HIP 12255 (8.6 amg)
2026 Oct 22 ~04:20 UT: (18846) 1999 RB28 occults HIP 22520 (6.7 mag)
Main-Belt Asteroids Upcoming Occultation
2026 Oct 22 ~04:20 UT: (18846) 1999 RB28 occults HIP 22520 (6.7 mag)
2026 Oct 19 ~03:04 UT: (617) Patroclus occults UCAC4 636-028837 (14.5 mag)
Flyby target of a spacecraft Jupiter Trojans - predicted by the ERC Lucky Star project Past Event
2026 Oct 19 ~03:04 UT: (617) Patroclus occults UCAC4 636-028837 (14.5 mag)
2026 Oct 19 ~03:03 UT: (617) Menoetius occults UCAC4 636-028837 (14.5 mag)
Asteroid's Satellites - predicted with data from Miriade (LTE / IMCCE) Flyby target of a spacecraft Jupiter Trojans - predicted by the ERC Lucky Star project Past Event
2026 Oct 19 ~03:03 UT: (617) Menoetius occults UCAC4 636-028837 (14.5 mag)
2026 Oct 19 ~00:40 UT: (53) Kalypso occults J060011.13+161711.8 (8.9 mag)
Main-Belt Asteroids Past Event
2026 Oct 19 ~00:40 UT: (53) Kalypso occults J060011.13+161711.8 (8.9 mag)
2026 Oct 18 ~22:14 UT: (12184) Trevormerkley occults UCAC4 522-013419 (8.7 mag)
Main-Belt Asteroids Past Event
2026 Oct 18 ~22:14 UT: (12184) Trevormerkley occults UCAC4 522-013419 (8.7 mag)
Main-Belt Asteroids Suspected binary asteroids - GaiaMoons project Upcoming Occultation

2026 Oct 20 ~00:43 UT: (4209) Briggs occults HIP 16880 (9.9 mag)

2026-10-12

Suspected binary asteroid! Raphaël Lallemand (GAIAMOONS) wrote on Planoccult on Sep 28: The main body is 27.6 km wide, with a satellite between 4 and 20 km. The minimum occultation…

Main-Belt Asteroids Upcoming Occultation

2026 Oct 20 ~02:35 UT: (7252) Kakegawa occults HIP 38391 (7.8 mag)

2026-10-12

Bright star! Short max. duration of only 0.76 s! Last update: 2026 Oct 12, Occult Watcher Cloud: https://cloud.occultwatcher.net/event/2118-7252-111584-649829-H38391

Main-Belt Asteroids Upcoming Occultation

2026 Oct 22 ~01:37 UT: (686) Gersuind occults HIP 12255 (8.6 amg)

2026-10-12

Bright star! Last update: 2026 Oct 12, Occult Watcher Cloud: https://cloud.occultwatcher.net/event/2120-686-37562-649788-H12255

Main-Belt Asteroids Upcoming Occultation

2026 Oct 22 ~02:45 UT: (42521) 1994 BO3 occults HIP 10889 (8.0 mag)

2026-10-12

Bright star! Last update: 2026 Oct 12, Occult Watcher Cloud: https://cloud.occultwatcher.net/event/2120-42521-33327-647102-H10889

Main-Belt Asteroids Upcoming Occultation

2026 Oct 22 ~04:20 UT: (18846) 1999 RB28 occults HIP 22520 (6.7 mag)

2026-10-12

Bright star! Short max. duration of only 0.69 s! Last update: 2026 Oct 12, Occult Watcher Cloud: https://cloud.occultwatcher.net/event/2120-18846-262950-328305-H22520

Main-Belt Asteroids

2026 Oct 25 ~03:07 UT: (32678) 7566 P-L occults HIP 21482 (7.7 mag)

2026-10-12

Bright star! Short max. duration of only 0.79 s! Last update: 2026 Oct 12, Occult Watcher Cloud: https://cloud.occultwatcher.net/event/2123-32678-65620-649708-H21482

Main-Belt Asteroids

2026 Oct 27 ~00:47 UT: (30872) 1992 EM17 occults TYC 1332-01533-1 (8.3 mag)

2026-10-14

Bright star! Short max. duration of only 0.94 s! Last update: 2026 Oct 14, Occult Watcher Cloud: https://cloud.occultwatcher.net/event/2125-30872-92172-649131-T01553-1

Main-Belt Asteroids

2026 Oct 27 ~04:57 UT: (28927) 2000 RA6 occults HIP 17954 (5.8 mag)

2026-10-14

Bright star! Short max. duration of only 0.56 s! Last update: 2026 Oct 14, Occult Watcher Cloud: https://cloud.occultwatcher.net/event/2125-28927-54655-649612-H17954

Main-Belt Asteroids

2026 Oct 28 ~00:41 UT: (35056) Cullers occults TYC 2752-00488-1 (8.8 mag)

2026-10-14

Bright star! Short max. duration of only 0.88 s! Last update: 2026 Oct 14, Occult Watcher Cloud: https://cloud.occultwatcher.net/event/2126-35056-329578-649943-T00488-1

Main-Belt Asteroids Suspected binary asteroids - GaiaMoons project

2026 Oct 30 ~18:07 UT: (27513) Mishapipe occults UCAC4 441-129052 (12.4 mag)

2026-10-14

Suspected binary asteroid! Last update: 2026 Oct 14, Occult Watcher Cloud: https://cloud.occultwatcher.net/event/2128-27513-338419-647885-U129052 GAIAMOONS link: https://gaiamoons.imcce.fr/occ.php?p=117324

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IOTA/ES - Call for Observations

International Occultation Timing Association / European Section e.V.

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