Sunspot drawing of 1961-9-25

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https://doi.org/10.7891/e-manuscripta-92739



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1961-09-25
06:30
Hs 1304.5:1474
https://doi.org/10.7891/e-manuscripta-92739
Observer : Araldo Pittini
Seeing (SIDC) : 4
Group Not Weighted Weighted Type Latitude Carrington Longit.
272 1 5 J 18.5 205.7
276 18 32 D 7.4 185.6
277 1 2 A 2.9 221.3
279 9 10 C 3.3 115.0
280 1 1 A 16.2 210.3
281 4 6 C 11.8 86.8
6 34 56