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IOTA/ES - Call for Observations

International Occultation Timing Association / European Section e.V.

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Upcoming Occultations

2026 Feb 19 ~18:48 UT: (4890) Shikanosima occults TYC 1882-01417-1 (8.4 mag) 2026 Feb 18 ~20:26 UT: (12914) 1998 SJ141 occults UCAC4 652-031970 (13.0 mag) 2026 Feb 17 ~02:01 UT: (20160) 1996 TH42 occults HIP 52066 (8.7 mag) 2026 Feb 16 ~18:51 UT: (22446) Philwhitney occults TYC 1918-02054-1 (8.3 mag) 2026 Feb 14 ~22:12 UT: (16242) Licato occults J084059.40-004147.2 (8.2 mag)
Main-Belt Asteroids Upcoming Occultation

2026 Feb 19 ~18:48 UT: (4890) Shikanosima occults TYC 1882-01417-1 (8.4 mag)

2026-01-14
Main-Belt Asteroids Suspected binary asteroids - GaiaMoons project Upcoming Occultation

2026 Feb 18 ~20:26 UT: (12914) 1998 SJ141 occults UCAC4 652-031970 (13.0 mag)

2026-01-14
Main-Belt Asteroids Upcoming Occultation

2026 Feb 17 ~02:01 UT: (20160) 1996 TH42 occults HIP 52066 (8.7 mag)

2026-01-14
Main-Belt Asteroids Upcoming Occultation

2026 Feb 16 ~18:51 UT: (22446) Philwhitney occults TYC 1918-02054-1 (8.3 mag)

2026-01-14
Main-Belt Asteroids Upcoming Occultation

2026 Feb 14 ~22:12 UT: (16242) Licato occults J084059.40-004147.2 (8.2 mag)

2026-01-14
  • New Predictions
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  • Past Events
2026 Feb 20 ~21:56 UT: (54598) Bienor occults UCAC4 629-041023 (15.2 mag)
Trans-Neptunian Objects, Cubewanos and Centaurs - Predicted by the ERC Lucky Star project
2026 Feb 20 ~21:56 UT: (54598) Bienor occults UCAC4 629-041023 (15.2 mag)
2026 Feb 20 ~18:00 UT: (903) Nealley occults UCAC4 506-049100 (15.0 mag)
Main-Belt Asteroids Observation Campaign for Slow Rotators
2026 Feb 20 ~18:00 UT: (903) Nealley occults UCAC4 506-049100 (15.0 mag)
2026 Feb 19 ~18:48 UT: (4890) Shikanosima occults TYC 1882-01417-1 (8.4 mag)
Main-Belt Asteroids Upcoming Occultation
2026 Feb 19 ~18:48 UT: (4890) Shikanosima occults TYC 1882-01417-1 (8.4 mag)
2026 Feb 18 ~20:26 UT: (12914) 1998 SJ141 occults UCAC4 652-031970 (13.0 mag)
Main-Belt Asteroids Suspected binary asteroids - GaiaMoons project Upcoming Occultation
2026 Feb 18 ~20:26 UT: (12914) 1998 SJ141 occults UCAC4 652-031970 (13.0 mag)
2026 Feb 20 ~21:56 UT: (54598) Bienor occults UCAC4 629-041023 (15.2 mag)
Trans-Neptunian Objects, Cubewanos and Centaurs - Predicted by the ERC Lucky Star project
2026 Feb 20 ~21:56 UT: (54598) Bienor occults UCAC4 629-041023 (15.2 mag)
2026 Feb 16 ~18:51 UT: (22446) Philwhitney occults TYC 1918-02054-1 (8.3 mag)
Main-Belt Asteroids Upcoming Occultation
2026 Feb 16 ~18:51 UT: (22446) Philwhitney occults TYC 1918-02054-1 (8.3 mag)
2026 Feb 17 ~02:01 UT: (20160) 1996 TH42 occults HIP 52066 (8.7 mag)
Main-Belt Asteroids Upcoming Occultation
2026 Feb 17 ~02:01 UT: (20160) 1996 TH42 occults HIP 52066 (8.7 mag)
2026 Feb 18 ~20:26 UT: (12914) 1998 SJ141 occults UCAC4 652-031970 (13.0 mag)
Main-Belt Asteroids Suspected binary asteroids - GaiaMoons project Upcoming Occultation
2026 Feb 18 ~20:26 UT: (12914) 1998 SJ141 occults UCAC4 652-031970 (13.0 mag)
2026 Feb 11 ~22:36 UT: (12987) Racalmuto occults HIP 36152 (6.4 mag)
Main-Belt Asteroids Past Event
2026 Feb 11 ~22:36 UT: (12987) Racalmuto occults HIP 36152 (6.4 mag)
2026 Feb 11 ~03:45 UT: (19072) 1222 T-3 occults UCAC4 329-074079 (8.0 mag)
Main-Belt Asteroids Past Event
2026 Feb 11 ~03:45 UT: (19072) 1222 T-3 occults UCAC4 329-074079 (8.0 mag)
2026 Feb 11 ~03:34 UT: (16877) 1998 BW6 occults TYC 6811-02647-1 (9.0 mag)
Main-Belt Asteroids Past Event
2026 Feb 11 ~03:34 UT: (16877) 1998 BW6 occults TYC 6811-02647-1 (9.0 mag)
2026 Feb 10 ~23:42 UT: (19184) 1991 TB6 occults HIP 33409 (7.3 mag)
Main-Belt Asteroids Past Event
2026 Feb 10 ~23:42 UT: (19184) 1991 TB6 occults HIP 33409 (7.3 mag)
Main-Belt Asteroids Upcoming Occultation

2026 Feb 14 ~22:12 UT: (16242) Licato occults J084059.40-004147.2 (8.2 mag)

2026-01-14

Bright star! Last update: 2026 Jan 14, Occult Watcher Cloud: https://cloud.occultwatcher.net/event/1870-16242-123076-647950-J5940472

Main-Belt Asteroids Upcoming Occultation

2026 Feb 16 ~18:51 UT: (22446) Philwhitney occults TYC 1918-02054-1 (8.3 mag)

2026-01-14

Bright star! Short max. duration of only 0.55 s! Last update: 2026 Jan 14, Occult Watcher Cloud: https://cloud.occultwatcher.net/event/1872-22446-106397-649680-T02054-1

Main-Belt Asteroids Upcoming Occultation

2026 Feb 17 ~02:01 UT: (20160) 1996 TH42 occults HIP 52066 (8.7 mag)

2026-01-14

Bright star! Short max. duration of only 0.25 s! Last update: 2026 Jan 14, Occult Watcher Cloud: https://cloud.occultwatcher.net/event/1873-20160-150742-648888-H52066

Main-Belt Asteroids Suspected binary asteroids - GaiaMoons project Upcoming Occultation

2026 Feb 18 ~20:26 UT: (12914) 1998 SJ141 occults UCAC4 652-031970 (13.0 mag)

2026-01-14

Suspected binary asteroid! Faint star! Last update: 2026 Jan 14, Occult Watcher Cloud: https://cloud.occultwatcher.net/event/1874-12914-78178-650539-U031970 GAIAMOONS link: https://gaiamoons.imcce.fr/occ.php?p=100289

Main-Belt Asteroids Upcoming Occultation

2026 Feb 19 ~18:48 UT: (4890) Shikanosima occults TYC 1882-01417-1 (8.4 mag)

2026-01-14

Bright star! Last update: 2026 Jan 14, Occult Watcher Cloud: https://cloud.occultwatcher.net/event/1875-4890-90662-649541-T01417-1

Main-Belt Asteroids Observation Campaign for Slow Rotators

2026 Feb 20 ~18:00 UT: (903) Nealley occults UCAC4 506-049100 (15.0 mag)

2026-01-14

Slow-rotating asteroid! Very faint star! Faint mag drop of only 0.6 mag! Last update: 2026 Jan 14, Occult Watcher Cloud: https://cloud.occultwatcher.net/event/1876-903-128731-648685-U049100

Trans-Neptunian Objects, Cubewanos and Centaurs - Predicted by the ERC Lucky Star project

2026 Feb 20 ~21:56 UT: (54598) Bienor occults UCAC4 629-041023 (15.2 mag)

2026-01-14

Centaur! Very faint star! Last update: 2026 Jan 14, Occult Watcher Cloud https://cloud.occultwatcher.net/event/1876-54598-112865-650244-U041023 Prediction of the Lucky Star project (2025 Aug 24): https://lesia.obspm.fr/lucky-star/occ.php?p=155339

IOTA/ES - Call for Observations

International Occultation Timing Association / European Section e.V.

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