Sunspot drawing of 1981-2-26

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https://doi.org/10.7891/e-manuscripta-139192



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1981-02-26
10:45
Hs 1304.6:54
https://doi.org/10.7891/e-manuscripta-139192
Observer : Sergio Cortesi
Seeing (SIDC) : 4
Group Not Weighted Weighted Type Latitude Carrington Longit.
86 2 4 C 13 183
90 6 20 G 11 198
92 11 14 H -17 132
93 53 46 E -16 101
95 3 3 J -8 99
96 11 8 B 17 100
97 21 16 C -7 112
98 19 25 H -12 76
99 4 9 J -16 73
100 2 1 A -11 95
101 3 1 A 23 98
102 1 1 A 23 61
103 2 2 A 20 57
104 1 2 A -12 46
14 139 152