Sunspot drawing of 1981-2-15

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https://doi.org/10.7891/e-manuscripta-139104



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1981-02-15
10:30
Hs 1304.6:44
https://doi.org/10.7891/e-manuscripta-139104
Observer : Roberto Cortesi
Seeing (SIDC) : 3
Group Not Weighted Weighted Type Latitude Carrington Longit.
62 1 3 J 12 341
67 18 30 D 12 327
70 3 6 C 22 337
74 6 10 C 12 334
79 22 32 D 18 260
80 1 4 H 10 259
81 15 22 D -19 256
84 6 11 C 14 238
8 72 118