Sunspot drawing of 1970-4-12

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https://doi.org/10.7891/e-manuscripta-96423



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1970-04-12
07:15
Hs 1304.5:4120
https://doi.org/10.7891/e-manuscripta-96423
Observer : Sergio Cortesi
Seeing (SIDC) : 3
Group Not Weighted Weighted Type Latitude Carrington Longit.
141 3 J -15.5 83.7
145 57 G -12.3 51.0
149 30 D 9.8 55.7
150 4 J -1.7 28.0
152 42 E 15.7 6.5
153 1 A -13.3 353.9
154 3 J 9.4 96.5
155 5 B 5.0 69.3
156 2 A -22.0 68.4
158 6 A -7.9 318.5
159 2 B 8.0 339.9
11 155