Sunspot drawing of 1974-9-19

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https://doi.org/10.7891/e-manuscripta-97667



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1974-09-19
08:00
Hs 1304.5:5487
https://doi.org/10.7891/e-manuscripta-97667
Observer : Araldo Pittini
Seeing (SIDC) : 3
Group Not Weighted Weighted Type Latitude Carrington Longit.
149 33 D 9.0 267.3
150 1 A -10.4 272.8
153 3 A 10.3 190.0
154 8 B -11.7 286.0
155 2 A 6.9 199.7
5 47