Sunspot drawing of 1980-12-24

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https://doi.org/10.7891/e-manuscripta-99770



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1980-12-24
09:00
Hs 1304.5:7371
https://doi.org/10.7891/e-manuscripta-99770
Observer : Sergio Cortesi
Seeing (SIDC) : 2
Group Not Weighted Weighted Type Latitude Carrington Longit.
694 5 B 14.6 331.9
697 3 J -9.8 335.0
698 3 J 5.5 323.4
704 1 A 11.4 275.8
705 15 C 4.2 279.1
706 4 C -16.2 291.4
709 15 C -4.7 266.9
710 7 H 17.4 241.2
711 10 C -17.0 272.9
712 27 D 3.7 266.3
713 2 A 18.8 277.4
715 6 B -19.6 284.6
716 18 D 28.9 218.9
717 6 H -23.8 198.8
718 4 J 25.0 191.0
719 4 H -27.9 185.7
720 9 C -21.9 248.2
721 1 16 D -7.9 181.4
18 1 155