Sunspot drawing of 1972-4-21

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https://doi.org/10.7891/e-manuscripta-97242



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1972-04-21
07:00
Hs 1304.5:4731
https://doi.org/10.7891/e-manuscripta-97242
Observer : Araldo Pittini
Seeing (SIDC) : 3
Group Not Weighted Weighted Type Latitude Carrington Longit.
120 2 A 7.2 28.1
123 5 A -12.1 333.0
126 26 C -10.5 319.7
128 1 A -8.8 9.5
129 4 B 14.3 337.8
130 3 B -9.8 332.2
131 2 A -1.9 319.2
132 4 C 16.4 248.2
133 2 C 16.4 248.0
134 3 J -6.6 250.2
10 52