Sunspot drawing of 1969-4-19

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https://doi.org/10.7891/e-manuscripta-95994



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1969-04-19
07:45
Hs 1304.5:3813
https://doi.org/10.7891/e-manuscripta-95994
Observer : Sergio Cortesi
Seeing (SIDC) : 3
Group Not Weighted Weighted Type Latitude Carrington Longit.
136 17 D -7.8 112.8
137 5 B -15.2 126.4
141 26 D 8.2 88.6
143 3 J -15.1 62.0
145 8 B 19.5 86.9
146 26 H 21.1 59.8
148 26 D -15.2 91.2
150 9 C -20.5 60.7
151 2 A 15.3 71.5
152 10 C 22.0 41.2
153 6 B 25.0 59.5
11 138