On Tuesday 14 August 2001 13:32, Elizabeth Blanton wrote:
> Has anyone else tried using calcrmf with the latest FEF and gain files
> (CALDB 2.7, with CIAO 2.1.3)? I have used calcrmf in the past with
> previous versions of CALDB and CIAO without a problem. Now, I am
> getting the error:
>
> ERROR: REGNUM is not sorted in fef file
> /net/coma.perseus5/xray4/ciao_2.1/CALDB/data/chandra/acis/cpf/fefs/acisD200
>0-01-29fef_piN0002.fits
>
> However, the REGNUM column looks sorted to me when I look at the FEF
> file with fv, so I'm not sure what this error means.
> I tried psextract, and it created an rmf file without complaint. Does
> calcrmf need to be updated to be used with the latest versions of CALDB
> and CIAO?
There has been an internal change to the FEF file which almost certainly
means that calcrmf will need updating to use it. If you are not analyzing S3
data then you can use the N0001 version, since there has been no change for
the other chips (well, other than the format change).
Doug
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