Sunspot drawing of 1967-8-25

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https://doi.org/10.7891/e-manuscripta-95269



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1967-08-25
08:00
Hs 1304.5:3316
https://doi.org/10.7891/e-manuscripta-95269
Observer : Sergio Cortesi
Seeing (SIDC) : 4
Group Not Weighted Weighted Type Latitude Carrington Longit.
310 7 H -31.2 161.1
317 5 A 26.2 96.5
319 35 D 22.7 87.7
321 1 A 17.0 70.2
322 18 E 12.8 79.0
324 1 A 10.3 154.9
325 11 A -20.1 82.3
7 78