Sunspot drawing of 1978-8-20

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https://doi.org/10.7891/e-manuscripta-99025



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1978-08-20
07:30
Hs 1304.5:6673
https://doi.org/10.7891/e-manuscripta-99025
Observer : Araldo Pittini
Seeing (SIDC) : 4
Group Not Weighted Weighted Type Latitude Carrington Longit.
270 3 A 43.2 76.6
273 5 C 20.4 122.0
274 8 C -18.2 33.7
3 16