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Changes between Version 6 and Version 7 of 2MASS,_USNO-B,_SDSS_Merge


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Timestamp:
Mar 8, 2009, 12:00:13 PM (17 years ago)
Author:
eugene
Comment:

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  • 2MASS,_USNO-B,_SDSS_Merge

    v6 v7  
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    2 The 2MASS ingest is the slowest of the bunch: most of the time is spent parsing the free-form catalog files.  We need to use the special 'load2mass' command to upload 2MASS data.  I ran for instances of this command on ipp000, each updating a separate region of the sky (this should be Dec-bands because of the way 2MASS data is stored).  Here is an example for dividing the load across 4 roughly equal area patches:
     2The 2MASS ingest is the slowest of the bunch: most of the time is spent parsing the free-form catalog files.  We need to use the special 'load2mass' command to upload 2MASS data.  I ran four separate instances of this command on ipp000, each updating a separate region of the sky (this should be Dec-bands because of the way 2MASS data is stored).  Here is an example for dividing the load across 4 roughly equal area patches:
    33
    44{{{