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observing aids

Title Posted By Updated/commented date Typesort icon
AAVSO Bulletin 74 for 2011 weo 3 years 8 weeks ago Page
Program stars in need of observation Matthew Templeton 18 weeks 5 days ago Page
Visual Observing Manual - Turkish BSJ 1 year 22 weeks ago Page
SID Monitoring Group FAQ Matthew Templeton 2 years 45 weeks ago Page
2013 JD Calendar BSJ 2 years 20 weeks ago Page
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