Sunspot drawing of 1961-10-21

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https://doi.org/10.7891/e-manuscripta-92781



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1961-10-21
07:30
Hs 1304.5:1496
https://doi.org/10.7891/e-manuscripta-92781
Observer : Araldo Pittini
Seeing (SIDC) : 3
Group Not Weighted Weighted Type Latitude Carrington Longit.
295 1 4 J 17.3 246.7
298 15 11 B 7.8 204.0
302 1 1 A 16.7 145.8
303 7 2 A -17.8 150.1
305 3 5 B -7.5 139.7
306 2 3 J 13.3 255.9
307 1 2 A -1.8 177.2
7 30 28