Sunspot drawing of 1972-3-22

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https://doi.org/10.7891/e-manuscripta-97155



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1972-03-22
08:00
Hs 1304.5:4705
https://doi.org/10.7891/e-manuscripta-97155
Observer : Sergio Cortesi
Seeing (SIDC) : 4
Group Not Weighted Weighted Type Latitude Carrington Longit.
86 3 J 6.8 28.4
87 1 A -11.0 53.0
88 15 C 9.8 26.7
89 20 B -19.1 14.9
91 29 D 7.8 331.6
93 2 A -7.8 70.5
96 2 A 8.9 359.6
97 1 A -20.6 343.0
98 1 A -18.1 334.7
99 3 B -11.2 309.7
10 77