Sunspot drawing of 1972-7-11

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https://doi.org/10.7891/e-manuscripta-97195



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1972-07-11
08:00
Hs 1304.5:4806
https://doi.org/10.7891/e-manuscripta-97195
Observer : Sergio Cortesi
Seeing (SIDC) : 2
Group Not Weighted Weighted Type Latitude Carrington Longit.
219 15 J 7.7 16.6
223 23 C -10.0 353.1
224 5 A -2.6 25.3
226 2 A 15.7 311.0
227 3 J -11.7 295.0
228 1 A -17.9 313.3
6 49