Sunspot drawing of 1961-1-27

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https://doi.org/10.7891/e-manuscripta-92604



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1961-01-27
10:30
Hs 1304.5:1246
https://doi.org/10.7891/e-manuscripta-92604
Observer : Sergio Cortesi
Seeing (SIDC) : 4
Group Not Weighted Weighted Type Latitude Carrington Longit.
17 7 C 16.1 102.2
23 10 H 8.0 55.5
24 12 C -23.5 40.3
25 10 B 3.7 118.5
4 39