Sunspot drawing of 1971-11-18

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https://doi.org/10.7891/e-manuscripta-96659



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1971-11-18
09:45
Hs 1304.5:4630
https://doi.org/10.7891/e-manuscripta-96659
Observer : Sergio Cortesi
Seeing (SIDC) : 4
Group Not Weighted Weighted Type Latitude Carrington Longit.
314 4 A 9.1 227.1
320 8 H -13.6 192.3
323 6 B -11.6 261.4
325 1 A 7.1 211.3
326 3 J -5.6 131.9
5 22