Sunspot drawing of 1967-8-15

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https://doi.org/10.7891/e-manuscripta-95209



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1967-08-15
07:30
Hs 1304.5:3306
https://doi.org/10.7891/e-manuscripta-95209
Observer : Sergio Cortesi
Seeing (SIDC) : 3
Group Not Weighted Weighted Type Latitude Carrington Longit.
299 8 D 20.1 298.2
301 6 H -22.3 266.8
304 5 C -16.2 248.3
309 5 B 23.7 247.0
310 4 H -30.8 170.7
311 3 A 19.1 219.8
6 31