Sunspot drawing of 1976-5-17

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https://doi.org/10.7891/e-manuscripta-98383



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1976-05-17
07:30
Hs 1304.5:5992
https://doi.org/10.7891/e-manuscripta-98383
Observer : Araldo Pittini
Seeing (SIDC) : 3
Group Not Weighted Weighted Type Latitude Carrington Longit.
25 3 J -0.6 209.7
29 3 A -2.9 209.6
30 3 A -14.9 104.0
3 9