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 4 , 4 6 7 , 0 3 0 and Counting ...
Last Observation Received:
40 sec ago by SSHA - Sherrill Shaffer (US)
SU CYG Sep 9.1444 7.0Vis.