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 8 5 , 4 0 3 and Counting ...
Last Observation Received:
4 min 48 sec ago by BNK - Nicholas Brown (AU)
ASASSN-20DU May 5.594 <15.1Vis.