Sunspot drawing of 1969-6-23

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https://doi.org/10.7891/e-manuscripta-95716



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1969-06-23
09:00
Hs 1304.5:3871
https://doi.org/10.7891/e-manuscripta-95716
Observer : Sergio Cortesi
Seeing (SIDC) : 3
Group Not Weighted Weighted Type Latitude Carrington Longit.
251 4 H 9.9 329.2
257 11 C 6.0 325.9
263 2 A 13.0 352.5
265 2 A -21.2 322.6
266 2 A 8.5 193.2
5 21