Sunspot drawing of 1971-1-1

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https://doi.org/10.7891/e-manuscripta-96827



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1971-01-01
09:30
Hs 1304.5:4343
https://doi.org/10.7891/e-manuscripta-96827
Observer : Araldo Pittini
Seeing (SIDC) : 2
Group Not Weighted Weighted Type Latitude Carrington Longit.
537 12 D 12.4 154.3
541 6 C 9.7 163.4
542 16 E -14.3 181.7
544 3 J 20.9 99.8
545 9 D 3.2 88.1
5 46