Sunspot drawing of 1968-8-21

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https://doi.org/10.7891/e-manuscripta-95619



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1968-08-21
08:00
Hs 1304.5:3624
https://doi.org/10.7891/e-manuscripta-95619
Observer : Sergio Cortesi
Seeing (SIDC) : 3
Group Not Weighted Weighted Type Latitude Carrington Longit.
358 3 J -17.6 55.5
362 32 C -16.2 37.6
365 46 E -12.1 10.4
366 8 H 6.7 19.5
373 3 B 26.5 346.4
374 15 D -18.7 311.6
375 3 J 8.0 291.2
376 1 A 13.5 288.2
8 111