Sunspot drawing of 1970-9-27

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https://doi.org/10.7891/e-manuscripta-96635



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1970-09-27
10:45
Hs 1304.5:4269
https://doi.org/10.7891/e-manuscripta-96635
Observer : Sergio Cortesi
Seeing (SIDC) : 3
Group Not Weighted Weighted Type Latitude Carrington Longit.
408 14 D 20.4 24.2
414 13 C 11.9 325.0
420 7 H -6.7 282.5
421 23 D 22.2 321.7
423 3 A 23.1 269.2
425 2 A 16.6 288.6
426 7 D 16.1 244.1
427 2 A -9.1 272.1
8 71