Sunspot drawing of 1991-11-18

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https://doi.org/10.7891/e-manuscripta-145865



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1991-11-18
08:00
Hs 1304.6:3312
https://doi.org/10.7891/e-manuscripta-145865
Observer : Sergio Cortesi
Seeing (SIDC) : 3
Group Not Weighted Weighted Type Latitude Carrington Longit.
599 15 24 D -12 321
600 2 6 C 10 350
605 4 2 B 11 257
606 3 4 C 7 225
607 11 18 D -16 239
608 2 7 G -9 198
609 3 4 A -15 307
7 40 65