Sunspot drawing of 1984-3-13

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https://doi.org/10.7891/e-manuscripta-140967



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1984-03-13
08:30
Hs 1304.6:959
https://doi.org/10.7891/e-manuscripta-140967
Observer : Sergio Cortesi
Seeing (SIDC) : 4
Group Not Weighted Weighted Type Latitude Carrington Longit.
46 1 3 J -9 294
47 3 7 J -15 274
54 2 6 C -11 281
58 26 34 D -9 255
59 5 4 B -17 230
61 1 2 A -21 156
62 1 2 A 4 182
7 39 58