Sunspot drawing of 1983-9-4

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https://doi.org/10.7891/e-manuscripta-140498



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1983-09-04
07:45
Hs 1304.6:797
https://doi.org/10.7891/e-manuscripta-140498
Observer : Michele Bianda
Seeing (SIDC) : 2
Group Not Weighted Weighted Type Latitude Carrington Longit.
225 1 4 J -8 285
233 4 5 J 12 211
235 8 12 D 9 225
237 4 5 C -11 177
238 1 3 J -2 161
239 1 3 J -12 147
6 19 32