Sunspot drawing of 1989-2-13

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https://doi.org/10.7891/e-manuscripta-144537



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1989-02-13
08:30
Hs 1304.6:2450
https://doi.org/10.7891/e-manuscripta-144537
Observer : Sergio Cortesi
Seeing (SIDC) : 2
Group Not Weighted Weighted Type Latitude Carrington Longit.
53 2 10 G 16 325
60 1 3 J -30 293
61 25 64 F 30 282
62 4 10 C 21 266
66 25 54 E -17 242
67 10 28 D 16 243
71 1 3 J 29 228
73 1 2 A -18 327
74 5 20 D 20 197
76 1 2 A 20 258
77 2 8 C -37 319
11 77 204