Sunspot drawing of 1984-1-24

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https://doi.org/10.7891/e-manuscripta-140908



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1984-01-24
08:45
Hs 1304.6:920
https://doi.org/10.7891/e-manuscripta-140908
Observer : Sergio Cortesi
Seeing (SIDC) : 2
Group Not Weighted Weighted Type Latitude Carrington Longit.
12 8 20 D -5 190
13 6 17 H 16 121
14 12 23 D 14 109
15A 5 20 D 12 88
4 31 80