Sunspot drawing of 1991-5-30

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https://doi.org/10.7891/e-manuscripta-145812



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1991-05-30
09:15
Hs 1304.6:3168
https://doi.org/10.7891/e-manuscripta-145812
Observer : Sergio Cortesi
Seeing (SIDC) : 3
Group Not Weighted Weighted Type Latitude Carrington Longit.
252 41 42 E 22 49
258 1 3 J -14 20
259 5 8 B 20 92
260 11 9 C -25 64
261 32 25 C -9 357
264 33 30 D 7 347
265 7 12 C 13 52
7 130 129