Sunspot drawing of 1973-8-29

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https://doi.org/10.7891/e-manuscripta-97603



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1973-08-29
08:00
Hs 1304.5:5162
https://doi.org/10.7891/e-manuscripta-97603
Observer : Sergio Cortesi
Seeing (SIDC) : 2
Group Not Weighted Weighted Type Latitude Carrington Longit.
170 3 J 15.1 259.5
173 21 C 3.0 268.3
175 1 A 12.6 247.9
176 15 D -15.5 194.0
4 40