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observing aids

Title Posted By Updated/commented datesort icon Type
Visual Observing Manual BSJ 17 weeks 1 day ago Page
Visual Observing Manual - Greek BSJ 17 weeks 1 day ago Page
Visual Observing Manual - Japanese BSJ 17 weeks 22 hours ago Page
Online Resources for Beginning Observers BSJ 16 weeks 4 days ago Page
The AAVSO DSLR Observing Manual in Greek BSJ 15 weeks 23 hours ago Page
Julian Date (JD) Calculator and Calendars BSJ 10 weeks 3 days ago Page
Program stars in need of observation Matthew Templeton 10 weeks 1 day ago Page
AAVSO 49 Bay State Rd. Cambridge, MA 02138 aavso@aavso.org 617-354-0484