Sunspot drawing of 1991-1-24

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https://doi.org/10.7891/e-manuscripta-145742



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1991-01-24
09:00
Hs 1304.6:3062
https://doi.org/10.7891/e-manuscripta-145742
Observer : Sergio Cortesi
Seeing (SIDC) : 3
Group Not Weighted Weighted Type Latitude Carrington Longit.
20 9 14 C 21 276
25 11 11 B 26 221
26 2 5 B 9 217
28 55 56 E -18 205
29 31 32 D -10 195
32 3 2 A -9 267
33 4 3 B -19 245
34 4 6 C -8 206
35 5 5 B -8 298
36 5 5 B -11 180
10 129 139