Sunspot drawing of 1981-1-9

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https://doi.org/10.7891/e-manuscripta-139086



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1981-01-09
08:45
Hs 1304.6:8
https://doi.org/10.7891/e-manuscripta-139086
Observer : Sergio Cortesi
Seeing (SIDC) : 1
Group Not Weighted Weighted Type Latitude Carrington Longit.
741 1 3 J 11 125
744 1 3 J 11 116
3 23 36 D -13 70
4 6 8 C -15 51
8 7 16 D -6 54
9 6 13 D 7 4
10 5 19 D 5 347
12 4 4 B 17 54
13 3 5 B 18 42
9 56 107