Sunspot drawing of 1971-12-5

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https://doi.org/10.7891/e-manuscripta-96711



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1971-12-05
09:00
Hs 1304.5:4642
https://doi.org/10.7891/e-manuscripta-96711
Observer : Sergio Cortesi
Seeing (SIDC) : 3
Group Not Weighted Weighted Type Latitude Carrington Longit.
336 3 A -12.1 38.1
337 25 D -4.8 322.4
339 5 A -14.2 300.6
341 1 A -16.3 32.9
343 3 B 10.7 309.2
344 10 C 7.7 348.0
6 47