Sunspot drawing of 1971-9-30

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https://doi.org/10.7891/e-manuscripta-96867



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1971-09-30
07:00
Hs 1304.5:4586
https://doi.org/10.7891/e-manuscripta-96867
Observer : Araldo Pittini
Seeing (SIDC) : 2
Group Not Weighted Weighted Type Latitude Carrington Longit.
277 1 A 12.8 190.1
278 5 B -14.5 189.9
280 7 C -6.5 131.6
281 14 C -4.8 120.6
282 14 D 11.3 78.7
283 2 A -7.8 70.2
6 43