Sunspot drawing of 1972-3-23

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https://doi.org/10.7891/e-manuscripta-97149



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1972-03-23
07:45
Hs 1304.5:4706
https://doi.org/10.7891/e-manuscripta-97149
Observer : Sergio Cortesi
Seeing (SIDC) : 3
Group Not Weighted Weighted Type Latitude Carrington Longit.
86 3 J 7.2 28.0
87 3 A -11.2 52.5
88 6 B 9.9 26.7
89 18 B -19.2 15.7
91 29 D 7.2 332.4
96 19 B 9.0 0.5
97 3 A -21.1 344.1
99 4 B -11.4 310.2
100 4 B 12.9 39.8
9 89