IOTA/ES - Call for Observations
International Occultation Timing Association / European Section e.V.
Call for observations of near Earth asteroids by the ACROSS Team.
Very bright star! Apollo asteroid! Potential hazardous asteroid (PHA)! Annular occultation! (apparent star diameter: 2.6 mas, asteroid: 0.8 mas) Short max. duration of only 0.18 s! Very faint mag drop!…
Apollo asteroid and potential hazardous asteroid (PHA)! Contact binary! (see: https://en.wikipedia.org/wiki/4769_Castalia) Bright star! Short max. duration of only 0.40 s! Path Coordinates of Occultation of TYC 7302-02215-1 by 4769 Castalia…
Aten asteroid and potential hazardous asteroid (PHA)! Very short max. duration of only 0.11 s! Last update: 2026 Jun 28, Occult Watcher Cloud: https://cloud.occultwatcher.net/event/2005-152637-233085-645828-T01279-1
Aten asteroid and potential hazardous asteroid (PHA)! Very short max. duration of only 0.10 s! Path crosses Gran Canaria! Last update: 2026 Jun 28, Occult Watcher Cloud: https://cloud.occultwatcher.net/event/2005-152637-239079-646414-T00544-1
Aten asteroid and potential hazardous asteroid (PHA)! Very short max. duration of only 0.10 s! Last update: 2026 Jun 28, Occult Watcher Cloud: https://cloud.occultwatcher.net/event/2005-152637-239238-646430-U088633
Aten asteroid and potential hazardous asteroid (PHA)! Very short max. duration of only 0.10 s! Last update: 2026 Jun 28, Occult Watcher Cloud: https://cloud.occultwatcher.net/event/2004-152637-240176-646524-T00722-1
Aten asteroid and potential hazardous asteroid (PHA)! Very short max. duration of only 0.09 s! Canary Islands (Fuerteventura and Lanzarote) are in the path! Last update: 2026 Jun 27, Occult…
Aten asteroid and potential hazardous asteroid (PHA)! Very short max. duration of only 0.09 s! Bright star! Last update: 2026 Jun 27, Occult Watcher Cloud: https://cloud.occultwatcher.net/event/2004-152637-246590-647303-T00791-1
Aten asteroid and potential hazardous asteroid (PHA)! Very short max. duration of only 0.09 s! Last update: 2026 Jun 27, Occult Watcher Cloud: https://cloud.occultwatcher.net/event/2003-152637-246784-647327-U068705
Aten asteroid and potential hazardous asteroid (PHA)! Very short max. duration of only 0.09 s! Last update: 2026 Jun 27, Occult Watcher Cloud: https://cloud.occultwatcher.net/event/2003-152637-246923-647344-T00463-1