Sunspot drawing of 1990-1-7

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https://doi.org/10.7891/e-manuscripta-145180



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1990-01-07
09:15
Hs 1304.6:2734
https://doi.org/10.7891/e-manuscripta-145180
Observer : Michele Bianda
Seeing (SIDC) : 3
Group Not Weighted Weighted Type Latitude Carrington Longit.
695 1 3 J 17 303
699 1 4 J 13 309
705 17 28 D 13 287
706 1 3 J -37 264
2 2 3 C -37 251
5 6 7 C 24 256
6 2 2 B -23 233
9 1 1 A 17 283
10 15 29 D -14 208
11 1 4 J -23 193
12 1 1 A 26 231
13 3 7 C -10 170
12 51 92