Sunspot drawing of 1991-1-19

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https://doi.org/10.7891/e-manuscripta-145760



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1991-01-19
09:00
Hs 1304.6:3057
https://doi.org/10.7891/e-manuscripta-145760
Observer : Sergio Cortesi
Seeing (SIDC) : 3
Group Not Weighted Weighted Type Latitude Carrington Longit.
11 9 25 G 15 19
12 1 2 A -23 359
13 16 25 C -7 352
14 1 1 A -15 352
15 2 2 B -23 337
17 24 28 D -14 337
18 4 6 B 27 329
19 5 6 B -28 283
20 16 20 D 22 277
22 1 1 A -10 264
10 79 116