Sunspot drawing of 1961-2-7

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https://doi.org/10.7891/e-manuscripta-92476



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1961-02-07
09:30
Hs 1304.5:1257
https://doi.org/10.7891/e-manuscripta-92476
Observer : Sergio Cortesi
Seeing (SIDC) : 3
Group Not Weighted Weighted Type Latitude Carrington Longit.
31 3 A -15.5 340.6
32 5 C -8.7 331.5
34 19 E 2.9 286.4
35 8 B -10.7 293.4
36 6 B -7.7 267.2
5 41