Sunspot drawing of 1971-1-26

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https://doi.org/10.7891/e-manuscripta-96858



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1971-01-26
08:45
Hs 1304.5:4363
https://doi.org/10.7891/e-manuscripta-96858
Observer : Sergio Cortesi
Seeing (SIDC) : 2
Group Not Weighted Weighted Type Latitude Carrington Longit.
20 18 D 16.2 223.2
21 7 G 18.4 213.7
22 5 C 8.9 192.3
23 23 D -13.1 191.4
27 4 J 12.4 168.8
28 22 D -12.9 100.7
29 2 A 2.9 116.3
30 3 J 5.0 68.4
8 84