Sunspot drawing of 1970-4-7

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https://doi.org/10.7891/e-manuscripta-96373



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1970-04-07
09:15
Hs 1304.5:4116
https://doi.org/10.7891/e-manuscripta-96373
Observer : Sergio Cortesi
Seeing (SIDC) : 3
Group Not Weighted Weighted Type Latitude Carrington Longit.
141 13 G -13.8 86.2
144 11 B 26.9 67.3
145 49 E -12.1 54.2
149 13 D 9.5 56.4
150 3 J -1.4 29.1
151 16 C 17.3 90.7
152 1 A 16.4 358.2
153 2 A -13.3 356.7
8 108