[daip] Bug in 31DEC01 - FITLD

[Eric Greisen]

Jonathan Quick writes:
 > Hi there
 > 
 >   I've just run into a somewhat nasty bug in FITLD in 31DEC01 ( as downloaded
 > yesterday ).  With the removal of the DELCORR adverb ( the help file states
 > it is now always set to 1 with FITLD determining the behaviour based on the
 > correlator ), FITLD now insists that a CQ table exists when concatenating
 > fits input files.  This proves highly hostile when one is trying to load data
 > from any correlator other than the VLBA eg. my VSOP data from Mitaka.
 > 
 > Regards
 >   Jonathan Quick
 > Hartbeesthoek Radio Astronomy Observatory
 > 
 > apus.h> FITLD1: Task FITLD  (release of 31DEC01) begins
 > apus.h> FITLD1:     FITLD Version 10.5.1
 > apus.h> FITLD1:     Last updated on November 17 1999
 > apus.h> FITLD1:     Recognize and handle OVLBI time filters
 > apus.h> FITLD1:     Fix duplicate SU entries, result of CALCODEs
 > apus.h> FITLD1:     Read multiple uv tables per FITS file
 > apus.h> FITLD1:     Deal correctly with weights as an array
 > apus.h> FITLD1:     Antenna numbers in MC table numbered correctly
 > apus.h> FITLD1:     Read FLAG and WEATHER tables
 > apus.h> FITLD1:     Reads a-priori information for VLBA
 > apus.h> FITLD1:     Adjusts AN table reference frequency
 > apus.h> FITLD1:     Can now do calibration transfer
 > apus.h> FITLD1:     Checks for invalid calibration tables
 > apus.h> FITLD1:     Does not round frequencies excessively
 > apus.h> FITLD1:     Now concatenates cal transfer tables
 > apus.h> FITLD1:     Now handles correct u,v,w labels
 > apus.h> FITLD1:     Now handles explicit subarrays
 > apus.h> FITLD1:     Tolerates data out of time order within days
 > apus.h> FITLD1:     Weights now proportional to integration time for VLBA
 > apus.h> FITLD1:     VLBA saturation correction now applied correctly
 > apus.h> FITLD1: MAPCQI: MISSING CQ TABLE ON DISK:  1 CNO:   1
 > apus.h> FITLD1: ERROR      1 RETURNED FROM BTRTAB
 > apus.h> FITLD1: Purports to die of UNNATURAL causes
 > apus.h> FITLD1: apus         31DEC01 TST: Cpu=       0.0  Real=       0

I have changed the error branch to set DELCOR false and issue a
warning.  The warning becomes stronger and is reissued if it turns
oiut that the data are from the VLBA.  Your new MNJ should get this
tomorrow.

Thanks,

Eric Greisen