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 9 , 5 0 7 , 3 3 2 and Counting ...
Last Observation Received:
56 min 57 sec ago by DFR - Frank Dempsey (CA)
T CrB May 25.1146 10.1Vis.
May 20