Sunspot drawing of 1984-7-13

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https://doi.org/10.7891/e-manuscripta-140899



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1984-07-13
07:15
Hs 1304.6:1063
https://doi.org/10.7891/e-manuscripta-140899
Observer : Sergio Cortesi
Seeing (SIDC) : 4
Group Not Weighted Weighted Type Latitude Carrington Longit.
161 1 2 A -4 117
165 9 13 D -9 64
167 2 2 A -8 29
168 5 5 C -16 360
4 17 22