Sunspot drawing of 1989-1-15

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https://doi.org/10.7891/e-manuscripta-144780



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1989-01-15
10:00
Hs 1304.6:2421
https://doi.org/10.7891/e-manuscripta-144780
Observer : Marco Cortesi
Seeing (SIDC) : 4
Group Not Weighted Weighted Type Latitude Carrington Longit.
6 1 3 J -18 350
10 5 8 C -15 333
12 42 76 E -31 303
13 10 14 C -30 279
17 32 40 D 22 269
18 8 6 B 19 268
19 3 6 J -19 258
20 18 22 D 18 246
23 3 4 A -16 268
24 1 3 J 22 198
10 123 182