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AAVSO: Optimum Science from Connecting Professionals with Citizen Volunteers

AAVSO Selected to Participate in Harvard Business School Association of Boston’s Community Action Partners Program

AAVSO Contributors Honored

AAVSO presented awards to their recipients at the 108th Annual Meeting

Increase Astronomical Discoveries by Storing Your Spectroscopic Observations with AVSpec

A new database created by AAVSO enables amateur to experienced observers to record data from any variable object in the sky


Pick a Star

Type star name then click action.
Recent Activity

Variable Star Observations in Database:

39,902,153 and Counting ...
Last Observation Received:

42 min 25 sec ago by DJAE - Jarosław Dygos (PL)

MIU CEP   Dec 4.9757   4.0Vis.   

Plot MIU CEP light curve


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