Sunspot drawing of 1989-4-23

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https://doi.org/10.7891/e-manuscripta-144574



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1989-04-23
08:00
Hs 1304.6:2504
https://doi.org/10.7891/e-manuscripta-144574
Observer : Michele Bianda
Seeing (SIDC) : 3
Group Not Weighted Weighted Type Latitude Carrington Longit.
174 1 2 A 14 141
177 16 32 F 10 126
181 6 5 C -16 82
182 9 14 C 17 85
183 10 14 C -22 65
184 2 3 C 29 145
185 5 8 D -9 128
186 1 1 A -12 115
187 4 3 B 20 76
188 4 12 H 33 42
189 12 15 D -18 33
11 70 109