Sunspot drawing of 1982-2-21

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https://doi.org/10.7891/e-manuscripta-139864



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1982-02-21
11:00
Hs 1304.6:339
https://doi.org/10.7891/e-manuscripta-139864
Observer : Roberto Cortesi
Seeing (SIDC) : 4
Group Not Weighted Weighted Type Latitude Carrington Longit.
83 43 34 D 2 109
84 1 3 J 5 96
90 27 24 D 13 63
91 2 1 A 9 93
92 2 2 A 17 60
93 3 4 B 16 47
94 1 2 A 7 23
95 2 4 C 4 19
96 1 3 J -13 7
97 1 2 A 9 358
98 5 7 J -8 349
99 1 3 J -12 335
12 89 89