Sunspot drawing of 1978-3-13

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https://doi.org/10.7891/e-manuscripta-99198



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1978-03-13
15:00
Hs 1304.5:6536
https://doi.org/10.7891/e-manuscripta-99198
Observer : Sergio Cortesi
Seeing (SIDC) : 4
Group Not Weighted Weighted Type Latitude Carrington Longit.
54 1 A 26.9 64.7
59 6 H 15.0 36.5
60 13 C 14.8 354.5
61 10 C -2.7 356.6
63 29 G -31.7 316.9
5 59