Sunspot drawing of 1983-3-20

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https://doi.org/10.7891/e-manuscripta-140297



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1983-03-20
08:15
Hs 1304.6:658
https://doi.org/10.7891/e-manuscripta-140297
Observer : Michele Bianda
Seeing (SIDC) : 4
Group Not Weighted Weighted Type Latitude Carrington Longit.
66 33 38 D -12 305
67 12 12 C -7 284
68 1 3 J -11 271
70 7 7 C -13 251
71 1 1 A -22 314
72 8 8 B -14 262
6 62 69