Sunspot drawing of 1960-3-21

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https://doi.org/10.7891/e-manuscripta-91644



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1960-03-21
07:30
Hs 1304.5:981
https://doi.org/10.7891/e-manuscripta-91644
Observer : Sergio Cortesi
Seeing (SIDC) : 4
Group Not Weighted Weighted Type Latitude Carrington Longit.
144 3 5 C -11.4 292.8
147 16 9 C 5.7 259.0
148 10 7 C -9.8 284.2
149 12 11 D 20.5 313.8
150 41 25 D 21.7 230.7
151 17 7 B 17.4 256.2
153 1 3 J 10.5 207.0
154 2 2 A 4.5 312.0
155 4 4 A -20.0 234.9
9 106 73