Sunspot drawing of 1961-3-28

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https://doi.org/10.7891/e-manuscripta-92583



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1961-03-28
09:30
Hs 1304.5:1304
https://doi.org/10.7891/e-manuscripta-92583
Observer : Araldo Pittini
Seeing (SIDC) : 1
Group Not Weighted Weighted Type Latitude Carrington Longit.
76 5 9 C 7.4 62.9
79 12 18 C 7.9 52.2
84 24 25 E -14.6 349.3
86 9 16 D -18.6 336.2
89 2 6 G -16.5 317.1
90 1 1 A 10.3 328.8
91 1 2 A 10.1 27.8
7 54 77