Sunspot drawing of 1999-9-15

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https://doi.org/10.7891/e-manuscripta-150525



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1999-09-15
07:30
Hs 1304.6:5736
https://doi.org/10.7891/e-manuscripta-150525
Observer : Sergio Cortesi
Seeing (SIDC) : 4
Group Not Weighted Weighted Type Latitude Carrington Longit.
281 33 33 D 15 26
283 16 17 C -25 6
284 2 4 J 12 9
287 2 4 J 21 331
289 22 24 D 21 5
290 23 22 D 14 295
6 98 104