Sunspot drawing of 1967-12-21

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https://doi.org/10.7891/e-manuscripta-95253



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1967-12-21
10:30
Hs 1304.5:3413
https://doi.org/10.7891/e-manuscripta-95253
Observer : Araldo Pittini
Seeing (SIDC) : 2
Group Not Weighted Weighted Type Latitude Carrington Longit.
495 4 B 19.9 39.7
496 55 F 16.9 29.8
503 21 D 21.2 335.2
509 11 H -24.9 312.3
512 1 A 21.4 320.7
513 11 C -15.7 326.2
514 3 A -27.9 311.5
515 3 B 10.6 52.2
516 1 A 14.0 264.5
517 3 J -21.7 252.4
10 113