Sunspot drawing of 1981-5-22

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https://doi.org/10.7891/e-manuscripta-139154



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1981-05-22
16:30
Hs 1304.6:121
https://doi.org/10.7891/e-manuscripta-139154
Observer : Sergio Cortesi
Seeing (SIDC) : 2
Group Not Weighted Weighted Type Latitude Carrington Longit.
240 7 17 C 14 162
241 5 10 C 15 144
245 6 13 H -25 117
247 2 3 J -28 164
249 2 5 J -8 38
251 5 3 B -31 106
252 1 3 J 12 98
253 1 2 A -11 46
254 4 7 J 3 21
255 4 4 B 29 80
256 13 17 C 18 50
257 1 3 J 13 16
12 51 87