Sunspot drawing of 1960-3-20

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https://doi.org/10.7891/e-manuscripta-91557



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1960-03-20
13:30
Hs 1304.5:980
https://doi.org/10.7891/e-manuscripta-91557
Observer : Sergio Cortesi
Seeing (SIDC) : 3
Group Not Weighted Weighted Type Latitude Carrington Longit.
144 9 10 D -11.6 292.8
145 2 4 C 5.4 349.0
147 5 6 C 5.9 259.2
148 18 11 C -10.0 283.6
149 16 15 D 20.8 313.1
150 21 25 D 21.7 231.2
151 13 6 B 17.6 255.3
153 1 3 J 10.6 206.5
8 85 80