Sunspot drawing of 1992-4-1

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https://doi.org/10.7891/e-manuscripta-146745



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1992-04-01
15:00
Hs 1304.6:3426
https://doi.org/10.7891/e-manuscripta-146745
Observer : Sergio Cortesi
Seeing (SIDC) : 3
Group Not Weighted Weighted Type Latitude Carrington Longit.
138 13 38 E 6 336
139 16 30 D -9 344
143 6 22 D -18 319
148 3 8 C -12 329
149 2 4 J -6 209
5 40 102