Sunspot drawing of 1988-6-17

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https://doi.org/10.7891/e-manuscripta-143876



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1988-06-17
08:00
Hs 1304.6:2231
https://doi.org/10.7891/e-manuscripta-143876
Observer : Sergio Cortesi
Seeing (SIDC) : 4
Group Not Weighted Weighted Type Latitude Carrington Longit.
127 23 28 C 13 241
129 6 14 H -16 154
130 1 4 J 38 150
132 1 2 A 24 193
133 2 2 B -30 184
134 5 8 B 34 162
6 38 58