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:
6 2 , 7 3 8 , 7 3 8 and Counting ...
Last Observation Received:
6 min 46 sec ago by EMAC - Mark Ellison (US)
U CrB Apr 25.4111 7.7Vis.
Apr 5