Sunspot drawing of 1978-4-16

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https://doi.org/10.7891/e-manuscripta-98985



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1978-04-16
07:30
Hs 1304.5:6562
https://doi.org/10.7891/e-manuscripta-98985
Observer : Sergio Cortesi
Seeing (SIDC) : 3
Group Not Weighted Weighted Type Latitude Carrington Longit.
98 27 D 13.0 294.2
100 7 C 19.7 305.7
101 10 D 16.2 278.8
102 3 J -43.8 248.7
104 4 J -19.6 289.2
105 2 A 17.8 331.4
106 7 C 30.4 213.6
107 2 A 15.2 211.2
108 5 A -33.9 199.4
9 67