Sunspot drawing of 1983-3-23

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https://doi.org/10.7891/e-manuscripta-140318



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1983-03-23
09:00
Hs 1304.6:661
https://doi.org/10.7891/e-manuscripta-140318
Observer : Sergio Cortesi
Seeing (SIDC) : 4
Group Not Weighted Weighted Type Latitude Carrington Longit.
66 30 24 C -12 305
67 7 7 C -7 283
68 1 3 J -11 270
70 6 5 B -13 231
72 13 13 B -13 263
5 57 52