Sunspot drawing of 1961-8-12

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https://doi.org/10.7891/e-manuscripta-92788



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1961-08-12
10:00
Hs 1304.5:1431
https://doi.org/10.7891/e-manuscripta-92788
Observer : Araldo Pittini
Seeing (SIDC) : 2
Group Not Weighted Weighted Type Latitude Carrington Longit.
231 10 B 16.3 359.7
233 10 D 13.1 356.1
234 14 C 17.6 66.4
236 8 C 7.4 331.7
237 7 B -2.2 331.8
238 2 A -9.1 83.4
241 3 A 301.8
7 54