Sunspot drawing of 1988-7-15

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https://doi.org/10.7891/e-manuscripta-143874



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1988-07-15
07:30
Hs 1304.6:2256
https://doi.org/10.7891/e-manuscripta-143874
Observer : Sergio Cortesi
Seeing (SIDC) : 3
Group Not Weighted Weighted Type Latitude Carrington Longit.
144 10 12 C 23 256
147 37 40 C 23 211
148 5 6 J 26 207
151 16 20 D 27 219
152 1 3 J -16 162
153 50 54 D -22 151
156 2 1 A 41 126
7 121 136