Sunspot drawing of 1974-9-11

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https://doi.org/10.7891/e-manuscripta-97678



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1974-09-11
12:00
Hs 1304.5:5479
https://doi.org/10.7891/e-manuscripta-97678
Observer : Araldo Pittini
Seeing (SIDC) : 4
Group Not Weighted Weighted Type Latitude Carrington Longit.
142 1 3 J -7.8 20.7
143 5 6 J -3.4 346.0
144 14 15 D 6.7 18.4
146 2 2 A -13.1 5.7
149 33 27 H 8.0 266.3
150 13 12 C -12.7 264.8
151 1 3 J -15.6 255.0
152 1 2 A -8.3 271.3
8 70 70