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Berry

BSM - Berry

Bright Star Monitor - Berry (BSM Berry)

 

 

 

 

 

 

 

 

 

 

(The text below was adapted from an article in the AAVSO Inner Sanctums newsletter, January 2011)

AAVSO 49 Bay State Rd. Cambridge, MA 02138 aavso@aavso.org 617-354-0484