Sunspot drawing of 1974-10-10

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https://doi.org/10.7891/e-manuscripta-97967



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1974-10-10
07:30
Hs 1304.5:5505
https://doi.org/10.7891/e-manuscripta-97967
Observer : Araldo Pittini
Seeing (SIDC) : 3
Group Not Weighted Weighted Type Latitude Carrington Longit.
159 4 A -7.0 11.7
162 36 C -19.0 317.3
163 9 B 5.1 302.0
164 17 C 10.9 284.2
165 73 D 7.1 274.9
166 1 A -11.9 293.4
6 140