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 , 9 7 8 , 2 7 8 and Counting ...
Last Observation Received:
8 min 14 sec ago by KSEC - Sergejs Klimanskis (LV)
CH Cyg May 21.9396 8.712B