Sunspot drawing of 1971-12-11

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https://doi.org/10.7891/e-manuscripta-96936



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1971-12-11
13:00
Hs 1304.5:4648
https://doi.org/10.7891/e-manuscripta-96936
Observer : Araldo Pittini
Seeing (SIDC) : 2
Group Not Weighted Weighted Type Latitude Carrington Longit.
337 6 11 C -4.7 322.7
339 3 4 B -13.4 304.0
343 9 12 B 10.3 311.0
345 6 9 C -3.5 251.0
348 28 39 D 8.2 242.9
349 9 13 B 6.2 285.3
350 4 8 B -7.5 286.7
351 1 2 A -15.5 335.3
353 5 11 D 17.7 195.7
354 6 5 J -14.5 189.1
10 77 114