Sunspot drawing of 1983-1-28

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https://doi.org/10.7891/e-manuscripta-140374



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1983-01-28
10:00
Hs 1304.6:618
https://doi.org/10.7891/e-manuscripta-140374
Observer : Sergio Cortesi
Seeing (SIDC) : 3
Group Not Weighted Weighted Type Latitude Carrington Longit.
30 21 26 D -8 242
31 2 4 J 5 214
33 20 27 D 4 237
34 8 9 C -17 190
35 9 16 D -14 180
5 60 82