Sunspot drawing of 1981-11-18

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https://doi.org/10.7891/e-manuscripta-139376



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1981-11-18
08:15
Hs 1304.6:269
https://doi.org/10.7891/e-manuscripta-139376
Observer : Sergio Cortesi
Seeing (SIDC) : 3
Group Not Weighted Weighted Type Latitude Carrington Longit.
589 1 3 J 18 281
595 1 1 A 12 298
596 17 15 C -5 226
598 3 2 A -13 281
600 11 12 C -15 302
602 2 1 A -17 268
603 19 17 D -17 258
604 3 2 B 10 185
605 4 3 B 3 243
606 1 1 A -9 223
607 4 3 B -5 212
608 3 2 B 13 200
609 1 2 A -17 190
13 70 64