Sunspot drawing of 1961-2-6

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https://doi.org/10.7891/e-manuscripta-92500



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1961-02-06
08:30
Hs 1304.5:1256
https://doi.org/10.7891/e-manuscripta-92500
Observer : Sergio Cortesi
Seeing (SIDC) : 3
Group Not Weighted Weighted Type Latitude Carrington Longit.
23 2 A 8.3 58.1
28 9 D 22.4 14.1
31 5 C -16.1 342.6
32 4 J -8.8 333.1
34 28 E 3.6 286.7
35 2 A -9.9 288.6
6 50