Sunspot drawing of 1987-5-14

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https://doi.org/10.7891/e-manuscripta-142915



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1987-05-14
07:00
Hs 1304.6:1905
https://doi.org/10.7891/e-manuscripta-142915
Observer : Sergio Cortesi
Seeing (SIDC) : 4
Group Not Weighted Weighted Type Latitude Carrington Longit.
42 5 5 C -31 115
45 1 1 A 27 32
2 6 6