Sunspot drawing of 1981-5-15

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https://doi.org/10.7891/e-manuscripta-139076



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1981-05-15
13:45
Hs 1304.6:114
https://doi.org/10.7891/e-manuscripta-139076
Observer : Sergio Cortesi
Seeing (SIDC) : 4
Group Not Weighted Weighted Type Latitude Carrington Longit.
232 1 1 A 17 237
233 19 16 C 9 230
237 15 19 D 11 209
238 1 3 J -7 199
240 68 56 E 13 157
241 16 18 D 14 145
244 3 2 A 7 250
245 4 7 H -25 120
246 3 2 A -2 185
247 14 10 B -27 161
10 144 134