Sunspot drawing of 1981-1-15

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https://doi.org/10.7891/e-manuscripta-139080



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1981-01-15
13:00
Hs 1304.6:13
https://doi.org/10.7891/e-manuscripta-139080
Observer : Sergio Cortesi
Seeing (SIDC) : 2
Group Not Weighted Weighted Type Latitude Carrington Longit.
10 14 24 D 4 346
13 2 4 B 18 42
16 8 16 C -18 336
17 3 5 B 12 331
18 4 6 B -21 316
20 2 2 A 9 347
22 14 24 D 4 278
23 2 3 B 16 322
24 3 8 H -22 249
9 52 92