Sunspot drawing of 1971-9-25

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https://doi.org/10.7891/e-manuscripta-96814



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1971-09-25
07:00
Hs 1304.5:4582
https://doi.org/10.7891/e-manuscripta-96814
Observer : Araldo Pittini
Seeing (SIDC) : 4
Group Not Weighted Weighted Type Latitude Carrington Longit.
277 3 A 12.4 192.3
278 12 C -14.0 191.0
280 5 H -8.1 131.2
3 20