Sunspot drawing of 1981-2-19

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https://doi.org/10.7891/e-manuscripta-139032



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1981-02-19
10:30
Hs 1304.6:48
https://doi.org/10.7891/e-manuscripta-139032
Observer : Sergio Cortesi
Seeing (SIDC) : 4
Group Not Weighted Weighted Type Latitude Carrington Longit.
79 37 32 D 18 263
80 16 12 C 11 260
81 3 5 C -18 255
84 5 7 C 15 234
85 31 26 D 11 250
86 4 5 J 13 183
87 1 1 A 10 176
88 4 3 B -6 257
89 3 3 B 11 214
90 10 7 B 11 198
10 114 101