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Titlesort icon Posted By Updated/commented date Type
VLF Station List Matthew Templeton 4 years 40 weeks ago Page
Useful links for new solar observers Matthew Templeton 2 years 29 weeks ago Page
The Zurich Classification System of Sunspot Groups Matthew Templeton 3 years 41 weeks ago Page
The Gyrator III VLF Receiver Matthew Templeton 3 years 15 weeks ago Page
Solar Program, Reducing Data and Email Format Matthew Templeton 4 years 40 weeks ago Page
Solar Photo Gallery Matthew Templeton 4 years 40 weeks ago Page
Solar News Matthew Templeton 2 years 10 weeks ago Page
Solar Bulletin Matthew Templeton 2 weeks 5 days ago Page
SID Monitoring Group FAQ Matthew Templeton 2 years 46 weeks ago Page
SID Database Matthew Templeton 2 weeks 5 days ago Page
Guidelines for new solar observers Matthew Templeton 4 years 40 weeks ago Page
Dances with Wolfs: A Short History of Sunspot Indices Matthew Templeton 1 year 4 weeks ago Page
Atmospheric seeing conditions for solar observing Matthew Templeton 4 years 40 weeks ago Page
Accuracy and Consistency in the Production of the American Sunspot Number (Ra) Matthew Templeton 1 year 23 weeks ago Page
AAVSO Sudden Ionospheric Disturbance Program Observers Matthew Templeton 31 weeks 5 days ago Page
AAVSO 49 Bay State Rd. Cambridge, MA 02138 aavso@aavso.org 617-354-0484