Sunspot drawing of 1961-2-9

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https://doi.org/10.7891/e-manuscripta-92522



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1961-02-09
09:00
Hs 1304.5:1259
https://doi.org/10.7891/e-manuscripta-92522
Observer : Sergio Cortesi
Seeing (SIDC) : 3
Group Not Weighted Weighted Type Latitude Carrington Longit.
32 3 4 C -9.0 331.9
34 42 29 E 2.7 286.9
35 12 6 C -9.6 294.3
36 12 8 C -9.3 267.0
37 4 6 D 10.7 359.9
38 3 1 A -7.4 283.3
6 76 54