Sunspot drawing of 1958-4-10

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https://doi.org/10.7891/e-manuscripta-88059



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1958-04-10
06:45
Hs 1304.5:380
https://doi.org/10.7891/e-manuscripta-88059
Observer : Sergio Cortesi
Seeing (SIDC) : 3
Group Not Weighted Weighted Type Latitude Carrington Longit.
151 5 8 C -17.0 4.1
152 10 14 E 33.0 1.8
154 16 24 D 20.3 357.9
159 2 4 C 10.0 340.6
161 36 48 E 15.3 318.3
162 5 8 C 10.0 310.5
163 31 38 E 13.6 297.8
165 8 13 D -14.7 303.1
169 10 20 D -13.8 256.9
170 7 12 D 13.7 241.8
172 6 8 D -12.2 287.4
173 5 6 B -22.4 256.4
174 2 4 C -4.6 216.5
13 143 207