Sunspot drawing of 1961-3-17

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https://doi.org/10.7891/e-manuscripta-92555



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1961-03-17
07:00
Hs 1304.5:1293
https://doi.org/10.7891/e-manuscripta-92555
Observer : Araldo Pittini
Seeing (SIDC) : 3
Group Not Weighted Weighted Type Latitude Carrington Longit.
63 3 J -5.7 219.4
66 5 C 4.1 149.6
67 5 C 21.8 237.6
69 2 A 19.9 175.9
70 9 C -24.1 153.7
72 1 A -12.5 111.5
73 2 A 1.9 163.3
74 5 B -4.4 159.5
8 32