April 2026 – IOTA/ES – Call for Observations

Main-Belt Asteroids Near Earth Asteroids - Call for Observations by the ACROSS Team Upcoming Occultation

2026 May 02 ~00:37 UT: (188708) 2005 TR99 occults UCAC4 347-121074 (11.2 mag)

2026-04-27

Short max. duration of only 0.50 s! Last update: 2026 Apr 27, Occult Watcher Cloud: https://cloud.occultwatcher.net/event/1947-188708-253941-646693-U121074

Main-Belt Asteroids Upcoming Occultation

2026 May 02 ~02:06 UT: (24158) Kokubo occults HIP 79302 (4.7 mag)

2026-04-27

Very bright star! Short max. duration of 0.50 s! Last update: 2026 Apr 27, Occult Watcher Cloud: https://cloud.occultwatcher.net/event/1947-24158-229188-646147-H79302

Main-Belt Asteroids Upcoming Occultation

2026 May 03 ~21:42 UT: (13902) 4205 T-3 occults HIP 79895 (7.3 mag)

2026-04-27

Bright star! Short max. duration of 0.65 s! Last update: 2026 Apr 27, Occult Watcher Cloud: https://cloud.occultwatcher.net/event/1948-13902-230906-646903-H79895

Main-Belt Asteroids Upcoming Occultation

2026 May 04 ~00:28 UT: (10552) Stockholm occults HIP 42319 (8.2 mag)

2026-04-27

Bright star! Short max. duration of 0.44 s! Last update: 2026 Apr 27, Occult Watcher Cloud: https://cloud.occultwatcher.net/event/1949-10552-122332-649221-H42319

Special Event Trans-Neptunian Objects, Cubewanos and Centaurs - Predicted by the ERC Lucky Star project Upcoming Occultation

2026 May 04 ~20:17 UT: (136108) Haumea occults UCAC4 524-056397 (14.7 mag)

2026-04-27

Trans-Neptunian object! (136108) Haumea has two moons and a ring! Long duration event for the main body! A large telescope aperture and a short exposure time is needed for the…

Main-Belt Asteroids Observation Campaign for Slow Rotators

2026 May 05 ~00:09 UT: (491) Carina occults TYC 0732-01518-1 (12.3 mag)

2026-04-27

Slow-rotating asteroid! Last update: 2026 Apr 27, Occult Watcher Cloud: https://cloud.occultwatcher.net/event/1950-491-231033-648123-T01518-1

Main-Belt Asteroids

2026 May 05 ~21:13 UT: (30076) 2000 EP97 occults HIP 33861 (8.0 mag)

2026-04-27

Bright star! Short max. duration of 0.27 s! Last update: 2026 Apr 27, Occult Watcher Cloud: https://cloud.occultwatcher.net/event/1950-30076-99742-649258-H33861

Main-Belt Asteroids Suspected binary asteroids - GaiaMoons project

2026 May 08 ~01:34 UT: (24094) 1999 UN60 occults HIP 65934 (8.6 mag)

2026-04-27

Suspected binary asteroid! Bright star! Short max. duration of only 0.42 s! Raphaël Lallemand (GAIAMOONS) wrote on Planoccult on Apr 24: The main body is 5.2 km wide, with a…

Main-Belt Asteroids Suspected binary asteroids - GaiaMoons project

2025 May 08 ~01:48 UT: (149603) 1999 FO3 occults UCAC4 483-095792 (12.5 mag)

2026-04-27

Supected binary asteroid! The value of the star diameter is uncertain and so is an annular occultation unlikely. The duration of the occultation can be shorter than 1 s. In…

Main-Belt Asteroids

2026 May 11 ~22:18 UT: (27081) 1998 TK16 occults TYC 5651-00495-1 (8.4 mag)

2026-04-29

Bright star! Short max. duration of 0.39 s! Last update: 2026 Apr 29, Occult Watcher Cloud: https://cloud.occultwatcher.net/event/1956-27081-242059-647266-T00495-1

Month: April 2026