Reporting lunar occultations:
http://lunar-occultations.com/iota/lunarreport.htm
Reporting asteroidal (and planetary) occultations
Observations in North America:
http://www.asteroidoccultation.com/observations/Forms/AsteroidReportForms.html
Note that as of Feb 5, 2026 observers and reviewers will be directed to use the IOTA-Hub.com. Details on how to use the Hub will be furnished at a Zoom session. A link to a recording of that session and to instructional materials will be posted here.
Observations in other areas of the world:
find the regional web site via http://www.asteroidoccultation.com/observations/
or request help via email to reports@asteroidoccultation.com