Sunspot drawing of 1981-3-7

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https://doi.org/10.7891/e-manuscripta-139083



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1981-03-07
07:15
Hs 1304.6:62
https://doi.org/10.7891/e-manuscripta-139083
Observer : Sergio Cortesi
Seeing (SIDC) : 4
Group Not Weighted Weighted Type Latitude Carrington Longit.
98 14 18 C -12 76
104 2 7 J -12 55
105 2 5 J -3 39
108 5 6 C 3 19
111 29 29 C -4 1
112 1 3 J 11 8
114 1 1 A 9 73
115 4 3 A 11 345
116 2 4 J 24 338
117 4 3 B 10 25
118 1 1 A 6 359
119 2 1 A 28 348
120 11 13 B 9 308
13 78 94