Sunspot drawing of 1974-10-9

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https://doi.org/10.7891/e-manuscripta-97908



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1974-10-09
07:30
Hs 1304.5:5504
https://doi.org/10.7891/e-manuscripta-97908
Observer : Araldo Pittini
Seeing (SIDC) : 2
Group Not Weighted Weighted Type Latitude Carrington Longit.
157 1 A 8.6 22.1
159 9 G -6.5 16.7
162 27 C -18.3 314.7
163 10 B 5.0 304.8
164 5 C 10.4 285.9
165 49 D 7.2 275.4
166 2 A -10.7 294.2
7 103