Sunspot drawing of 1971-4-12

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https://doi.org/10.7891/e-manuscripta-96778



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1971-04-12
07:00
Hs 1304.5:4428
https://doi.org/10.7891/e-manuscripta-96778
Observer : Araldo Pittini
Seeing (SIDC) : 4
Group Not Weighted Weighted Type Latitude Carrington Longit.
111 7 J 15.6 269.1
112 1 A -14.5 261.6
115 3 A -3.5 244.0
117 18 D 2.8 178.9
118 5 H -6.4 173.1
119 3 J 19.2 158.7
120 3 J 9.1 158.4
121 2 A -19.4 148.7
122 19 B -5.5 205.3
9 61