Sunspot drawing of 1971-4-10

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https://doi.org/10.7891/e-manuscripta-96767



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1971-04-10
08:00
Hs 1304.5:4426
https://doi.org/10.7891/e-manuscripta-96767
Observer : Araldo Pittini
Seeing (SIDC) : 4
Group Not Weighted Weighted Type Latitude Carrington Longit.
112 5 A -14.6 261.4
114 8 D 10.8 334.5
115 2 C 15.3 268.7
115 2 A -4.1 244.6
117 3 J 3.2 180.8
118 3 J -5.6 172.4
5 23