Sunspot drawing of 1973-3-15

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https://doi.org/10.7891/e-manuscripta-97455



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1973-03-15
09:00
Hs 1304.5:5010
https://doi.org/10.7891/e-manuscripta-97455
Observer : Araldo Pittini
Seeing (SIDC) : 3
Group Not Weighted Weighted Type Latitude Carrington Longit.
64 2 A -18.4 15.8
68 10 D 11.5 29.6
69 25 D -7.1 339.1
70 21 E -13.0 330.9
72 2 A 3.9 310.4
73 1 A -12.4 316.6
6 61