[Issues] MasterFlat missing the overscan correction option

John P. McFarland mcfarland at astro.rug.nl
Sun May 20 10:58:35 CEST 2007


Hi Philippe,

It was decided when the overscan correction became a process parameter that 
the MasterFlatFrame did not require it.  This is because the MasterFlatFrame 
is derived from reduced calibration frames and not raw calibration frames. 
As there is no overscan correction to be done, the parameter is unnecessary.

Have you seen any overscan-related issues in your MasterFlatFrames?  If so, 
what is the nature of them?

Cheers,


-=John


On Fri, 18 May 2007, Philippe Heraudeau wrote:

> Hi All,
>
> The MasterFlat recipe misses the overscan correction option,  which means it 
> will pick up the last created master dome and master twilight
> indpendant of their overscan correction  parameter.
> This should be updated to  be consistent  with the dome and twilight creation 
> and avoid using the wrong master dome or twilight.
>
> Cheers,
> Philippe
>
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