Sunspot drawing of 1989-1-12

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https://doi.org/10.7891/e-manuscripta-144550



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1989-01-12
10:00
Hs 1304.6:2418
https://doi.org/10.7891/e-manuscripta-144550
Observer : Sergio Cortesi
Seeing (SIDC) : 4
Group Not Weighted Weighted Type Latitude Carrington Longit.
3 7 15 C 12 7
5 9 16 C 28 358
6 2 6 J -18 349
7 8 8 B -24 350
10 19 28 C -14 332
12 52 64 D -31 306
13 1 3 J -32 277
15 3 3 B -19 283
16 1 3 J 28 266
17 4 5 B 20 273
18 6 14 C 19 266
19 4 5 J -20 257
20 5 14 D 18 245
13 121 184