Sunspot drawing of 1983-6-30

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https://doi.org/10.7891/e-manuscripta-140365



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1983-06-30
12:15
Hs 1304.6:734
https://doi.org/10.7891/e-manuscripta-140365
Observer : Sergio Cortesi
Seeing (SIDC) : 4
Group Not Weighted Weighted Type Latitude Carrington Longit.
159 12 14 B 11 79
165 2 4 J -8 4
166 9 15 H -9 353
167 8 10 C -18 340
168 1 1 A -12 13
5 32 44