Sunspot drawing of 1968-7-7

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https://doi.org/10.7891/e-manuscripta-95414



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1968-07-07
08:00
Hs 1304.5:3583
https://doi.org/10.7891/e-manuscripta-95414
Observer : Sergio Cortesi
Seeing (SIDC) : 3
Group Not Weighted Weighted Type Latitude Carrington Longit.
300 22 17 D 11.5 182.5
301 1 3 J -15.8 182.6
302 46 40 E 9.5 158.9
3 69 60