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Changes between Version 33 and Version 34 of MD02.refstack.20120927


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Timestamp:
Oct 7, 2012, 10:14:56 PM (14 years ago)
Author:
Mark Huber
Comment:

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  • MD02.refstack.20120927

    v33 v34  
    1919
    2020Exposure reprocessing was done for only a limited number (~150) of the best images from 2010+2011 to provide a balance of N input warps versus best seeing, excluding exposures with large background, low zeropoints and large elongation. Processing chip-warp and the refstack itself has the same label, data_group
    21  * label: MD02.refstack.20120927 --> ''once set as active refstack for diffims, stack label will change to MD02.refstack'', chip/cam/warp label will remain the same
     21 * label: MD02.refstack.20120927 --> MD02.refstack ''for stack label will change once set as active refstack for diffims, chip/cam/warp label will remain the same''
    2222 * data_group: MD02.refstack.20120927
    2323
     
    9090The center skycell often has a problem with worse seeing so added skycell.033 for comparison.  Overall very little improvement in FWHM is possible (~0.2 pixels with minimum number of inputs as with other fields), but now depth is similar with other MD. Even worse, the FWHM_MAJOR can be unstable/variable on similar, repeated runs and should probably use IQ_FW1 as noted before.. also see the full field map below with comparison to the previous MD02 set.
    9191
    92 
    9392== Problems ==
    9493 * generally edge skycells have issues, need better containment of those still.