Sunspot drawing of 1969-1-18

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https://doi.org/10.7891/e-manuscripta-95972



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1969-01-18
09:30
Hs 1304.5:3742
https://doi.org/10.7891/e-manuscripta-95972
Observer : Araldo Pittini
Seeing (SIDC) : 2
Group Not Weighted Weighted Type Latitude Carrington Longit.
7 2 5 D -14.5 256.4
13 3 4 B 10.0 257.5
16 2 4 C -14.4 175.3
18 4 6 H 13.6 150.6
19 10 18 D 13.6 139.4
20 3 7 D -16.9 134.0
22 10 16 D 23.0 130.3
24 2 4 J 17.7 103.1
8 36 64