Sunspot drawing of 1999-8-31

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https://doi.org/10.7891/e-manuscripta-150544



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1999-08-31
07:30
Hs 1304.6:5721
https://doi.org/10.7891/e-manuscripta-150544
Observer : Sergio Cortesi
Seeing (SIDC) : 4
Group Not Weighted Weighted Type Latitude Carrington Longit.
257 15 22 E -20 248
259 18 23 D -26 236
265 16 23 D 19 190
266 2 4 J 8 185
268 25 32 D 20 208
270 1 3 J 18 141
271 2 2 A -11 142
272 3 3 B -24 172
8 82 112