Sunspot drawing of 1971-1-9

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https://doi.org/10.7891/e-manuscripta-96923



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1971-01-09
08:45
Hs 1304.5:4351
https://doi.org/10.7891/e-manuscripta-96923
Observer : Sergio Cortesi
Seeing (SIDC) : 2
Group Not Weighted Weighted Type Latitude Carrington Longit.
544 3 J 21.7 95.9
545 3 J 2.9 88.7
4 43 D -6.9 7.9
5 4 J 10.9 6.8
8 6 B -11.3 332.1
9 3 J 19.6 295.6
6 62