Sunspot drawing of 1999-9-1

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https://doi.org/10.7891/e-manuscripta-150336



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1999-09-01
07:30
Hs 1304.6:5722
https://doi.org/10.7891/e-manuscripta-150336
Observer : Sergio Cortesi
Seeing (SIDC) : 3
Group Not Weighted Weighted Type Latitude Carrington Longit.
257 10 13 C -20 248
259 6 13 D -26 237
265 12 16 D 19 191
266 1 3 J 8 185
268 20 27 D 21 208
270 5 7 C 18 137
272 3 5 C -24 172
273 1 1 A -35 180
8 58 85