Sunspot drawing of 1991-1-22

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https://doi.org/10.7891/e-manuscripta-145971



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1991-01-22
10:15
Hs 1304.6:3060
https://doi.org/10.7891/e-manuscripta-145971
Observer : Sergio Cortesi
Seeing (SIDC) : 4
Group Not Weighted Weighted Type Latitude Carrington Longit.
13 3 7 C -7 355
17 10 15 D -14 338
19 5 3 B -30 280
20 30 22 C 22 275
25 4 3 B 26 219
26 5 7 C 9 212
28 35 38 E -18 204
29 17 22 D -10 195
30 1 1 A -20 259
31 2 1 A -28 233
10 112 119