Sunspot drawing of 1984-2-13

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https://doi.org/10.7891/e-manuscripta-140907



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1984-02-13
08:15
Hs 1304.6:934
https://doi.org/10.7891/e-manuscripta-140907
Observer : Sergio Cortesi
Seeing (SIDC) : 3
Group Not Weighted Weighted Type Latitude Carrington Longit.
23 5 15 G -10 300
26 2 4 J -10 279
27 25 45 D -13 265
28 1 3 J -15 318
29 1 3 J -6 201
30 2 2 A -6 179
6 36 72