Sunspot drawing of 1961-8-1

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https://doi.org/10.7891/e-manuscripta-92660



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1961-08-01
07:30
Hs 1304.5:1420
https://doi.org/10.7891/e-manuscripta-92660
Observer : Sergio Cortesi
Seeing (SIDC) : 4
Group Not Weighted Weighted Type Latitude Carrington Longit.
219 13 8 B 13.4 149.1
220 4 3 B -21.8 148.3
221 15 15 C 22.8 203.8
222 1 1 A 10.4 175.6
223 2 1 A 10.6 118.3
5 35 28