Sunspot drawing of 1984-6-9

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https://doi.org/10.7891/e-manuscripta-140956



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1984-06-09
08:15
Hs 1304.6:1029
https://doi.org/10.7891/e-manuscripta-140956
Observer : Sergio Cortesi
Seeing (SIDC) : 3
Group Not Weighted Weighted Type Latitude Carrington Longit.
137 11 14 C 5 155
138 2 1 A -2 171
140 4 4 B -12 90
3 17 19