Sunspot drawing of 1972-7-13

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https://doi.org/10.7891/e-manuscripta-97072



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1972-07-13
06:30
Hs 1304.5:4808
https://doi.org/10.7891/e-manuscripta-97072
Observer : Sergio Cortesi
Seeing (SIDC) : 3
Group Not Weighted Weighted Type Latitude Carrington Longit.
219 6 J 7.6 17.8
223 7 A -9.9 352.9
224 2 A -2.6 27.2
226A 2 A 18.1 302.4
227 3 J -11.2 295.4
229 15 D 11.3 6.3
230 3 J 8.6 244.4
231 4 J -9.9 240.1
232 2 A -13.6 346.6
233 6 B -8.7 325.8
234 6 H -8.9 223.3
11 56