Sunspot drawing of 1980-2-28

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https://doi.org/10.7891/e-manuscripta-99877



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1980-02-28
08:30
Hs 1304.5:7128
https://doi.org/10.7891/e-manuscripta-99877
Observer : Sergio Cortesi
Seeing (SIDC) : 3
Group Not Weighted Weighted Type Latitude Carrington Longit.
93 4 J -10.3 329.4
98 8 C 9.2 316.1
99 24 C -10.4 272.3
102 7 B 16.7 238.5
103 3 A 14.2 234.1
104 27 D -24.6 229.1
105 7 B 26.1 285.8
107 20 D -13.4 222.0
108 14 C 3.8 254.9
109 14 D 1.0 203.7
110 8 C -18.0 203.9
111 4 A 9.6 265.5
112 3 A -14.5 268.5
113 3 A -19.2 191.7
114 8 D 15.3 192.7
115 2 A 18.1 192.4
116 8 C -8.2 318.2
117 4 B 15.9 288.2
118 5 B -32.4 305.9
119 2 A -16.0 212.5
20 175