Sunspot drawing of 1981-11-21

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https://doi.org/10.7891/e-manuscripta-139360



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1981-11-21
09:00
Hs 1304.6:272
https://doi.org/10.7891/e-manuscripta-139360
Observer : Sergio Cortesi
Seeing (SIDC) : 4
Group Not Weighted Weighted Type Latitude Carrington Longit.
596 3 5 J -4 228
603 16 22 D -17 258
606 5 5 B -7 225
607 4 2 B -7 213
608 13 18 H 13 201
609A 3 2 A -7 248
610 3 2 B 10 130
611 1 1 A 16 116
8 48 57