Sunspot drawing of 1984-2-15

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https://doi.org/10.7891/e-manuscripta-141058



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1984-02-15
13:30
Hs 1304.6:936
https://doi.org/10.7891/e-manuscripta-141058
Observer : Sergio Cortesi
Seeing (SIDC) : 4
Group Not Weighted Weighted Type Latitude Carrington Longit.
23 3 6 C -11 300
26 2 3 J -10 277
27 21 34 D -14 265
29 2 2 A -6 201
30 1 1 A -5 184
31 2 3 B 7 166
32 1 1 A -21 157
7 32 50