Sunspot drawing of 1972-9-23

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https://doi.org/10.7891/e-manuscripta-97175



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1972-09-23
07:00
Hs 1304.5:4872
https://doi.org/10.7891/e-manuscripta-97175
Observer : Araldo Pittini
Seeing (SIDC) : 2
Group Not Weighted Weighted Type Latitude Carrington Longit.
313 5 A -11.1 114.5
314 4 J -14.8 79.7
316 8 J -5.2 42.4
317 28 E -5.6 33.3
318 7 D 7.8 6.9
5 52