Sunspot drawing of 1984-3-20

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https://doi.org/10.7891/e-manuscripta-141047



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1984-03-20
10:30
Hs 1304.6:966
https://doi.org/10.7891/e-manuscripta-141047
Observer : Sergio Cortesi
Seeing (SIDC) : 4
Group Not Weighted Weighted Type Latitude Carrington Longit.
61 5 3 B -22 149
63 2 3 B -4 214
64 1 2 A 14 157
65 3 4 C 12 132
67 13 10 H 13 113
69 8 6 B 6 174
71 3 6 G 13 87
72 3 2 B 6 138
73 1 3 J -14 78
74 1 1 A 16 128
75 3 3 B 19 111
76 2 2 B -12 67
77 1 1 A -8 62
78 2 4 J -15 57
14 48 50