Sunspot drawing of 1973-1-10

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https://doi.org/10.7891/e-manuscripta-97473



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1973-01-10
08:30
Hs 1304.5:4954
https://doi.org/10.7891/e-manuscripta-97473
Observer : Sergio Cortesi
Seeing (SIDC) : 4
Group Not Weighted Weighted Type Latitude Carrington Longit.
4 12 H 8.3 146.0
5 19 G 12.1 115.4
10 3 A -18.6 62.5
11 3 A 12.8 32.4
13 4 B -16.2 17.6
5 41