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observing aids

Title Posted By Updated/commented date Typesort icon
Visual Observing Manual - French BSJ 2 years 4 weeks ago Page
Accuracy and Consistency in the Production of the American Sunspot Number (Ra) Matthew Templeton 1 year 32 weeks ago Page
AAVSO Bulletin 75 for 2012 weo 2 years 18 weeks ago Page
Online Resources for Beginning Observers BSJ 1 year 28 weeks ago Page
Atmospheric seeing conditions for solar observing Matthew Templeton 4 years 48 weeks ago Page
Visual Observing Manual - Hungarian BSJ 2 years 1 week ago Page
About Julian Dates BSJ 4 years 28 weeks ago Page
Bob Nelson's O-C files Matthew Templeton 15 weeks 1 day ago Page
Julian Date (JD) Calculator and Calendars BSJ 29 weeks 2 days ago Page
AAVSO Bulletin Generator Matthew Templeton 3 years 17 weeks ago Page
AAVSO Bulletin 78 for 2015 Matthew Templeton 18 weeks 19 hours ago Page
Visual Observing Manual - Chinese BSJ 2 years 29 weeks ago Page
2011 JD Calendar BSJ 4 years 28 weeks ago Page
New Chinese Visual Observing Manual BSJ 2 years 29 weeks ago Page
Visual Observing Manual - Spanish BSJ 1 year 26 weeks ago Page
The Zurich Classification System of Sunspot Groups Matthew Templeton 3 years 49 weeks ago Page
Visual Observing Manual in Persian BSJ 3 years 18 weeks ago Page
The Photoelectric Photometry (PEP) Observing Program of the AAVSO: An Introduction Anonymous 6 weeks 3 days ago Page
Useful links for new solar observers Matthew Templeton 2 years 37 weeks ago Page
Charts and Sequences Update January 2012 SXN 3 years 22 weeks ago Page
Frequency of Observations for Different Variable Star Types BSJ 5 years 4 weeks ago Page
Charts and Sequences Update September 2011 SXN 3 years 39 weeks ago Page
WebObs willmcmain 1 year 5 weeks ago Page
How to report new variable star discoveries Matthew Templeton 2 years 42 weeks ago Page
Visual Observing Manual - Japanese BSJ 1 year 32 weeks ago Page
Visual Observing Manual - Portuguese BSJ 1 year 32 weeks ago Page
Visually observed stars known to be constant or not measurably variable Matthew Templeton 2 years 16 weeks ago Page
Visual Observing Manual - Italian BSJ 1 year 32 weeks ago Page
VLF Station List Matthew Templeton 4 years 48 weeks ago Page
Bob Nelson's O-C files for EBs 2012 edition Matthew Templeton 3 years 11 weeks ago Page
Visual Observing Manual BSJ 1 year 1 week ago Page
Guidelines for new solar observers Matthew Templeton 4 years 48 weeks ago Page
Visual Observing Manual - Persian BSJ 1 year 1 week ago Page
Mentor Program SXN 16 weeks 3 hours ago Page
Computing the JD or UT BSJ 4 years 28 weeks ago Page
2012 JD Calendar BSJ 3 years 28 weeks ago Page
Obtaining your PEP epsilon(V) coefficient Anonymous 6 weeks 3 days ago Page
CCD Views June 2001 Aaron Price 17 weeks 3 days ago Page
Visual Observing Manual - Polish BSJ 1 year 32 weeks ago Page
AAVSO Bulletin 74 for 2011 weo 3 years 17 weeks ago Page
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