Sunspot drawing of 1988-6-23

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https://doi.org/10.7891/e-manuscripta-143783



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1988-06-23
07:15
Hs 1304.6:2237
https://doi.org/10.7891/e-manuscripta-143783
Observer : Sergio Cortesi
Seeing (SIDC) : 4
Group Not Weighted Weighted Type Latitude Carrington Longit.
129 30 56 D -16 152
130 2 4 J 38 144
134 5 11 D 34 159
135 4 7 C -21 97
136 3 3 B -24 113
137 6 7 B -23 89
6 50 88