The mission of the AAVSO is to enable anyone, anywhere to participate in scientific discovery through variable star astronomy.
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AAVSO at a Glance
Variable Star Observations in Database:
4 3 , 5 0 1 , 5 8 9 and Counting ...
Last Observation Received:
2 months 4 weeks ago by BSJ - Sara Beck (US)
X CrB Feb 22.9319 12.22Vis.
Jun 23
Jun 9
Our Stellar Partners
