Sunspot drawing of 1958-4-1

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https://doi.org/10.7891/e-manuscripta-88051



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1958-04-01
08:30
Hs 1304.5:375
https://doi.org/10.7891/e-manuscripta-88051
Observer : Sergio Cortesi
Seeing (SIDC) : 3
Group Not Weighted Weighted Type Latitude Carrington Longit.
136 2 2 A 19.4 117.9
141 60 52 E -12.5 92.3
142 5 5 B 18.7 99.9
143 37 37 D -6.9 86.4
144 37 63 E -22.7 72.1
145 14 18 D -5.9 116.5
147 42 48 E -15.5 34.0
148 10 12 C 24.9 28.5
149 5 8 D -15.2 15.8
151 27 23 D -17.2 4.2
152 51 50 E 31.9 6.8
153 1 3 J 19.3 10.4
154 4 7 D 20.9 357.5
155 23 33 D 6.2 42.0
157 2 2 A 15.7 8.3
158 2 5 C 25.7 342.2
159 1 2 A 11.0 337.3
17 323 370