Sunspot drawing of 1972-7-17

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https://doi.org/10.7891/e-manuscripta-97124



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1972-07-17
07:30
Hs 1304.5:4811
https://doi.org/10.7891/e-manuscripta-97124
Observer : Araldo Pittini
Seeing (SIDC) : 3
Group Not Weighted Weighted Type Latitude Carrington Longit.
227 2 A -13.0 294.6
230 4 A 8.1 244.3
231 12 H -10.1 241.2
234 14 H -10.1 225.6
235 2 A -12.1 207.2
236 6 B -23.9 257.4
6 40