Initial Release

Release date: April 2nd, 2024.

Please be advised this is our initial beta release. Not all asteroid classes are included. At this stage occultation predictions are computed only for the outer Solar System objects including those classified as Trojans, Centaurs, Kuiper Belt, and Inner Oort Cloud.

The total number of predictions also include a small percentage of events that happen strictly during the day, which are in very special cases of interest to some astronomers.

Below are the description of the main input sources and the outputs produced in this release.

Description Value
Number of asteroids with predictions (at release date) 18,460
Number of events (at release date) 782,353
Earliest prediction (at release date) Jan, 1st 2024
Latest prediction (at release date) Jan, 1st 2025
Asteroid dynamical classes included (at release date) Centaur
Trojan
Kuiper Belt Object
Inner Oort Cloud
Source of asteroids ephemerides JPL/NASA
Source of planetary ephemerides de440 - JPL/NASA
Leap second kernel NAIF0012 - JPL/NASA
Source of star catalog Gaia DR2 / ESA