Sunspot drawing of 1999-9-7

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https://doi.org/10.7891/e-manuscripta-150404



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1999-09-07
08:00
Hs 1304.6:5728
https://doi.org/10.7891/e-manuscripta-150404
Observer : Sergio Cortesi
Seeing (SIDC) : 4
Group Not Weighted Weighted Type Latitude Carrington Longit.
270 13 12 B 17 139
274 13 7 B 10 159
278 7 8 C 19 117
281 6 8 J 13 24
282 8 10 B -29 116
283 2 4 H -26 13
284 1 3 J 11 7
7 50 52