Sunspot drawing of 1973-3-28

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https://doi.org/10.7891/e-manuscripta-97379



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1973-03-28
07:30
Hs 1304.5:5023
https://doi.org/10.7891/e-manuscripta-97379
Observer : Araldo Pittini
Seeing (SIDC) : 3
Group Not Weighted Weighted Type Latitude Carrington Longit.
74 2 A 15.1 226.9
76 3 A 4.6 145.0
77 4 H 6.6 146.4
79 20 D -5.0 78.0
80 4 A -10.9 111.5
5 33