Sunspot drawing of 1981-12-23

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https://doi.org/10.7891/e-manuscripta-139369



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1981-12-23
08:45
Hs 1304.6:298
https://doi.org/10.7891/e-manuscripta-139369
Observer : Sergio Cortesi
Seeing (SIDC) : 2
Group Not Weighted Weighted Type Latitude Carrington Longit.
657 1 3 J -8 188
661 6 13 C 12 118
662 1 3 J -12 202
663 1 2 A -17 163
664 9 18 D -24 107
665 2 6 J -23 79
666 7 13 D 22 84
667 3 5 J -8 71
8 30 63