Sunspot drawing of 1970-12-10

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https://doi.org/10.7891/e-manuscripta-96440



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1970-12-10
09:00
Hs 1304.5:4324
https://doi.org/10.7891/e-manuscripta-96440
Observer : Sergio Cortesi
Seeing (SIDC) : 3
Group Not Weighted Weighted Type Latitude Carrington Longit.
505 6 J -11.1 117.2
511 10 B -10.7 50.6
512 34 D 14.4 33.8
515 28 D 12.7 4.7
516 6 B -5.0 54.3
517 1 A 4.8 354.7
518 5 B 2.7 345.3
519 2 A -9.6 340.3
8 92