Sunspot drawing of 1972-1-22

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https://doi.org/10.7891/e-manuscripta-97251



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1972-01-22
09:15
Hs 1304.5:4672
https://doi.org/10.7891/e-manuscripta-97251
Observer : Sergio Cortesi
Seeing (SIDC) : 3
Group Not Weighted Weighted Type Latitude Carrington Longit.
14 14 D 13.6 105.3
15 14 D -17.4 111.4
16 43 D -16.4 94.2
17 12 C 16.5 124.3
18 2 B -13.9 56.9
19 5 A -11.0 45.8
6 90