Sunspot drawing of 1970-12-15

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https://doi.org/10.7891/e-manuscripta-96364



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1970-12-15
08:45
Hs 1304.5:4329
https://doi.org/10.7891/e-manuscripta-96364
Observer : Sergio Cortesi
Seeing (SIDC) : 1
Group Not Weighted Weighted Type Latitude Carrington Longit.
512 9 C 14.5 32.8
515 15 D 11.6 4.5
516 10 D -5.3 56.0
518 2 A 3.8 350.3
521 1 A -5.6 342.9
522 5 C 19.0 289.8
523 2 A -9.7 293.7
524 12 D 13.0 279.7
8 56