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Дата индексирования: Sun Apr 10 23:48:15 2016
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ESO - How is the sky spectrum for OFFSET data produced?
 
 

Data Reduction Frequently Asked Questions

How is the sky spectrum for OFFSET data produced?

The product sky frame is generated as follows:

  • All the input sky frames are averaged
  • The master flat is applied
  • The frame is re-sampled and an order by order 2D frame is generated
  • This 2D frame is merged