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 case of an annular occultation the mag drop will be very faint. 
Last update: 2026 Apr 29,
Occult Watcher Cloud:
https://cloud.occultwatcher.net/event/1953-249603-271943-648405-U095792
GAIAMOONS: 
https://gaiamoons.imcce.fr/occ.php?p=87927