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 , 1 2 4 , 2 3 1 and Counting ...
Last Observation Received:
11 min 8 sec ago by DPAH - Pat Devine ()
Z UMi May 17.9425 12.08V
Feb 24