Sunspot drawing of 1961-3-9

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https://doi.org/10.7891/e-manuscripta-92597



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1961-03-09
07:30
Hs 1304.5:1285
https://doi.org/10.7891/e-manuscripta-92597
Observer : Sergio Cortesi
Seeing (SIDC) : 4
Group Not Weighted Weighted Type Latitude Carrington Longit.
56 6 B -11.4 306.7
59 12 D 2.7 310.4
63 14 C -6.3 217.4
64 4 A -15.1 329.7
65 2 A 2.1 289.3
5 38