Sunspot drawing of 1968-8-20

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https://doi.org/10.7891/e-manuscripta-95586



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1968-08-20
06:00
Hs 1304.5:3623
https://doi.org/10.7891/e-manuscripta-95586
Observer : Sergio Cortesi
Seeing (SIDC) : 3
Group Not Weighted Weighted Type Latitude Carrington Longit.
358 3 J -17.8 55.8
362 31 C -15.5 35.0
365 40 E -11.8 11.8
366 6 H 6.7 19.3
373 5 C 26.7 346.0
374 5 C -18.6 310.8
375 3 J 8.1 290.6
7 93