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Attention AAVSO members:

your comments on our drafted bylaws are welcome

Registrations for our 2020 Annual Meeting and Workshops are OPEN!

Please note: registration closes October 15, 2020

Registrations open for September's free Observing Section Webinars

Deadline for abstract submission is Sept. 30th!

Tune in to AAVSO observer & ambassador Chris Colvin's astro podcast!

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Type star name then click action.
Recent Activity

Variable Star Observations in Database:

42,453,899 and Counting ...
Last Observation Received:

5 min 36 sec ago by PYG - Gary Poyner (GB)

Z AND   Sep 19.8920   10.8Vis.   

Plot Z AND light curve


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