Sunspot drawing of 1993-10-28

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https://doi.org/10.7891/e-manuscripta-147520



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1993-10-28
08:00
Hs 1304.6:3907
https://doi.org/10.7891/e-manuscripta-147520
Observer : Sergio Cortesi
Seeing (SIDC) : 4
Group Not Weighted Weighted Type Latitude Carrington Longit.
257 4 3 B 9 236
260 2 2 A -11 304
261 4 3 B 17 329
262 1 1 A -15 190
4 11 9