Welcome to

The British Astronomical Association
Variable Star Section
R Leo   Feb. 10th 1840  <6.4     J. Baxendell
The world's longest established Variable Star observing group!






BAA Spectroscopic Database here  
On-line data entry and BAAVSS Database here

Notes on data submission including Spreadsheets and report forms here

Bright maximum of the Mira star W And.  BAAVSS Database













Last update September 20th 2022