Sunspot drawing of 1972-9-8

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https://doi.org/10.7891/e-manuscripta-97104



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1972-09-08
08:15
Hs 1304.5:4859
https://doi.org/10.7891/e-manuscripta-97104
Observer : Araldo Pittini
Seeing (SIDC) : 3
Group Not Weighted Weighted Type Latitude Carrington Longit.
293 3 J 16.5 352.5
294 5 B 15.6 328.2
301 15 C -8.9 322.2
305 7 B -5.4 303.2
306 5 B 17.1 259.0
307 12 C 19.5 238.1
6 47