Sunspot drawing of 1974-5-4

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https://doi.org/10.7891/e-manuscripta-97737



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1974-05-04
10:00
Hs 1304.5:5359
https://doi.org/10.7891/e-manuscripta-97737
Observer : Araldo Pittini
Seeing (SIDC) : 3
Group Not Weighted Weighted Type Latitude Carrington Longit.
54 4 J -3.4 225.1
55 36 C -8.3 202.5
56 47 E -12.7 191.4
57 1 A 8.1 297.2
59 4 J 6.5 305.6
60 16 B 4.0 272.1
61 4 A 9.6 263.2
62 4 B -5.7 218.1
63 4 J -13.0 171.3
9 120