Sunspot drawing of 1971-1-7

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https://doi.org/10.7891/e-manuscripta-96689



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1971-01-07
09:00
Hs 1304.5:4349
https://doi.org/10.7891/e-manuscripta-96689
Observer : Araldo Pittini
Seeing (SIDC) : 3
Group Not Weighted Weighted Type Latitude Carrington Longit.
544 1 3 J 21.4 95.8
545 2 3 J 2.9 87.7
4 54 40 E -6.6 7.7
5 3 4 J 10.7 6.6
4 60 50