[daip] New Ticket - [!YEZ-886992]: FITLD in TST stopped working today

James M Anderson do-not-reply at nrao.edu
Wed Sep 5 05:42:18 EDT 2012


New Ticket: FITLD in TST stopped working today

Hello,

I am having a problem with the TST version of FITLD.  An example FITS file that produces the error is attached.

Yesterday, I was able to load FITS files produced by the DiFX correlator into my TST version of AIPS using FITLD.

Today, AIPS complained that there were bad characters in SOURCES.  After running COMPRESS I still needed to manually set SOURCES = ''.  Then when running FITLD on the same FITS files that I loaded yesterday, I get error messages like:

VLB054> FITLD1: Task FITLD  (release of 31DEC12) begins
VLB054> FITLD1: Create EK032C      .UVDATA.   1 (UV)  on disk  2  cno    5
VLB054> FITLD1: All sources in this file rejected by selection criteria
VLB054> FITLD1: Sky frequencies (MHz) before re-ordering occurs:
VLB054> FITLD1: Incoming FREQID #   1
VLB054> FITLD1:   4828.00    4828.00
VLB054> FITLD1: CL table interval set at  1.00 minutes
VLB054> FITLD1:            !!!!!!!!!!!
VLB054> FITLD1: Digital corrections being performed
VLB054> FITLD1: Total power corrected even if no zero-padding
VLB054> FITLD1:            !!!!!!!!!!!
VLB054> FITLD1: Current file has     2073 visibilities
VLB054> FITLD1: File ref. freq:     4812.12 MHz
VLB054> FITLD1:        0 vis. written
VLB054> FITLD1: Selecting data with bandwidth of    0.001 MHz
VLB054> FITLD1: Image=MULTI     (UV)         Filename=EK032C      .UVDATA.   1
VLB054> FITLD1: Telescope=VLBA               Receiver=VLBA
VLB054> FITLD1: Observer=EK032C              User #=  100
VLB054> FITLD1: Observ. date=14-MAR-2012     Map date=05-SEP-2012
VLB054> FITLD1: ----------------------------------------------------------------
VLB054> FITLD1: Type    Pixels   Coord value     at Pixel     Coord incr   Rotat
VLB054> FITLD1: COMPLEX      3   1.0000000E+00       1.00  1.0000000E+00    0.00
VLB054> FITLD1: STOKES       4  -1.0000000E+00       1.00 -1.0000000E+00    0.00
VLB054> FITLD1: FREQ        32   4.8121250E+09       0.62  5.0000000E+05    0.00
VLB054> FITLD1: IF           2   1.0000000E+00       1.00  1.0000000E+00    0.00
VLB054> FITLD1: RA           1    00 00 00.000       1.00       0.000000    0.00
VLB054> FITLD1: DEC          1    00 00 00.000       1.00       0.000000    0.00
VLB054> FITLD1: ----------------------------------------------------------------
VLB054> FITLD1: Coordinate equinox 2000.00
VLB054> FITLD1: Maximum version number of extension files of type HI is   1
VLB054> FITLD1: Maximum version number of extension files of type AT is   1
VLB054> FITLD1: Maximum version number of extension files of type IM is   1
VLB054> FITLD1: Maximum version number of extension files of type CT is   1
VLB054> FITLD1: Maximum version number of extension files of type MC is   1
VLB054> FITLD1: Maximum version number of extension files of type NX is   1
VLB054> FITLD1: Maximum version number of extension files of type FQ is   1
VLB054> FITLD1: Maximum version number of extension files of type AN is   1
VLB054> FITLD1: Maximum version number of extension files of type SU is   1
VLB054> FITLD1: Maximum version number of extension files of type CQ is   1
VLB054> FITLD1: Sorry this file has no data - it must die
VLB054> FITLD1: Destroyed  1 extension files of type CQ
VLB054> FITLD1: Destroyed  1 extension files of type SU
VLB054> FITLD1: Destroyed  1 extension files of type AN
VLB054> FITLD1: Destroyed  1 extension files of type FQ
VLB054> FITLD1: Destroyed  1 extension files of type NX
VLB054> FITLD1: Destroyed  1 extension files of type MC
VLB054> FITLD1: Destroyed  1 extension files of type CT
VLB054> FITLD1: Destroyed  1 extension files of type IM
VLB054> FITLD1: Destroyed  1 extension files of type AT
VLB054> FITLD1: Destroyed  1 extension files of type HI
VLB054> FITLD1: Destroyed UV image file: catno=      5 disk= 2
VLB054> FITLD1: TABINI: REQUESTED CH FILE   1 DOES NOT EXIST
VLB054> FITLD1: FRQFID: ERROR   2 FROM CHNDAT OPCODE = READ
VLB054> FITLD1: ERROR      2 RETURNED FROM FRQFID
VLB054> FITLD1: Purports to die of UNNATURAL causes
VLB054> FITLD1: vlb054 31DEC12 TST: Cpu=      0.0  Real=      0  IO=         2

The inputs to FITLD are:
AIPS 1: FITLD:  Task to store an image or UV data from a FITS tape
AIPS 1: Adverbs     Values                 Comments
AIPS 1: ----------------------------------------------------------------
AIPS 1: INTAPE        1                    Input tape drive # (0 => 1)
AIPS 1: NFILES        0                    # of files to advance on tape
AIPS 1: DATAIN     'PWD:EK032C.14.FITS'    Disk file name
AIPS 1: OUTNAME    'EK032C'                File name (name)
AIPS 1: OUTCLASS   ' '                     File name (class)
AIPS 1: OUTSEQ        0                    File name (seq. #)
AIPS 1:                                       0 => highest unique number
AIPS 1:                                         => matching (on VLBA)
AIPS 1:                                      -1 => FITS tape value
AIPS 1: OUTDISK       2                    Disk drive # (0 => any)
AIPS 1: OPTYPE     ' '                     Type of data to load,
AIPS 1:                                    '  ' => all types
AIPS 1:                                    'UV' => UV data
AIPS 1:                                    'IM' => images
AIPS 1: NCOUNT        1                    Number of files to load.
AIPS 1: DOTABLE       1                    True (1.0) means load tables
AIPS 1:                                    for images.
AIPS 1: DOUVCOMP     -1                    >0 => compressed data (FITS)
AIPS 1: DOCONCAT     -1                    >0 -> if VLBA correlator data
AIPS 1:                                    append data to existing
AIPS 1:                                    files, or if no appropriate
AIPS 1:                                    files exist create a new file
AIPS 1:                                    and append all data to that
AIPS 1:                                    file.
AIPS 1: DOKEEP        0                    > 0 -> keep fully flagged
AIPS 1:                                    data records
AIPS 1: NPIECE        0                    Maximum uv table piece to
AIPS 1:                                    load (ignored for tape unless
AIPS 1:                                    NCOUNT = 1)
AIPS 1: ERROR         0                    >= 2 -> do not use AIPS
AIPS 1:                                    history in the FITS file
AIPS 1:                                    *****************************
AIPS 1:                                    Following adverbs are useful
AIPS 1:                                    only when reading VLBA IDI
AIPS 1:                                    distribution tapes.
AIPS 1:                                    *****************************
AIPS 1: CLINT         0.1667               CL entry interval (min)
AIPS 1:                                    0 => 1 minute.
AIPS 1: SOURCES    *all ' '                Source list to accept.
AIPS 1: QUAL         -1                    Source qualifier -1=>all
AIPS 1: TIMERANG   *all 0                  Timerange selected
AIPS 1: BCHAN         1                    Lowest spectral channel
AIPS 1:                                    number to select in each IF.
AIPS 1:                                    0=>1
AIPS 1: ECHAN         0                    Highest spectral channel
AIPS 1:                                    number to select in each IF.
AIPS 1:                                    0=>highest
AIPS 1: BIF           0                    Lowest IF number 0=>1
AIPS 1: EIF           0                    Highest IF number 0=>all
AIPS 1: DIGICOR       1                    Controls the application of
AIPS 1:                                    the VLBA correlator's digital
AIPS 1:                                    correction.
AIPS 1:                                    0 or 1 => perform corrections
AIPS 1:                                    2 => perform cross-power
AIPS 1:                                      corrections, do total-power
AIPS 1:                                      only if zero padding used.
AIPS 1:                                    -1 => do NOT perform
AIPS 1:                                      corrections.
AIPS 1:                                    SEE HELP for more details
AIPS 1: SELBAND      -1                    Bandwidth to select (kHz)
AIPS 1: SELFREQ      -1                    Frequency to select (MHz).
AIPS 1:                                    See HELP.
AIPS 1: FQTOL        -1                    Frequency tolerance assigned
AIPS 1:                                    to SELFREQ, FITLD will select
AIPS 1:                                    data with freq. of SELFREQ
AIPS 1:                                    +/- FQTOL.
AIPS 1:                                    The unit of FQTOL is kHz.
AIPS 1:                                    <=0 => 10 kHz
AIPS 1: WTTHRESH      0                    Flagging threshold based on
AIPS 1:                                    weights. See HELP.
AIPS 1:                                    0 => no flagging
AIPS 1:                                    1 => will flag ALL data
AIPS 1: OPCODE     ' '                     Specify if wish to keep VT
AIPS 1:                                    (VLBA Tape Statistics) table
AIPS 1:                                    and other tables.  See HELP.
AIPS 1:                                    '  ' => do not save tables
AIPS 1: ANTNAME    *all ' '                List antenna station names in
AIPS 1:                                    desired order (IDI data only)


Does
VLB054> FITLD1: All sources in this file rejected by selection criteria
mean that a blank source list no longer works?

Why does AIPS say
VLB054> FITLD1: CL table interval set at  1.00 minutes
when I give
AIPS 1: CLINT         0.1667               CL entry interval (min)
as the input value?



FITLD works in version NEW
aips NEW tv=local
...
AIPS 1:                          31DEC11 AIPS:
AIPS 1:      Copyright (C) 1995-2011 Associated Universities, Inc.
AIPS 1:            AIPS comes with ABSOLUTELY NO WARRANTY;
AIPS 1:                 for details, type HELP GNUGPL
AIPS 1: This is free software, and you are welcome to redistribute it
AIPS 1: under certain conditions; type EXPLAIN GNUGPL for details.
AIPS 1: Previous session command-line history recovered.
AIPS 1: TAB-key completions enabled, type HELP READLINE for details.
AIPS 1: Recovered POPS environment from last exit
>tget fitld
AIPS 1: WARNING: CURRENT VERSION ADVERB DOES NOT MATCH THAT USED WHEN AD
        VERBS STORED
AIPS 1: CHARACTER    1 BAD IN
AIPS 1: BAD CHARACTERS IN ADVERB SOURCES
AIPS 1: CHARACTER?
>sources ''
>clint 10./60.
>go
VLB054> FITLD1: Task FITLD  (release of 31DEC11) begins
VLB054> FITLD1: Create EK032C      .UVDATA.   2 (UV)  on disk  2  cno    6
VLB054> FITLD1: Sky frequencies (MHz) before re-ordering occurs:
VLB054> FITLD1: Incoming FREQID #   1
VLB054> FITLD1:  4828.00   4828.00
VLB054> FITLD1: CL table interval set at  0.17 minutes
VLB054> FITLD1:            !!!!!!!!!!!
VLB054> FITLD1: Digital corrections being performed
VLB054> FITLD1: Total power corrected even if no zero-padding
VLB054> FITLD1:            !!!!!!!!!!!
VLB054> FITLD1: Current file has     2073 visibilities
VLB054> FITLD1: File ref. freq:     4812.12 MHz
VLB054> FITLD1: Found 0716+714         at   0/21:30:00 src #   1
VLB054> FITLD1:                                        fqid #   1
VLB054> FITLD1: UV table spanned time:   0/21:30:00 -  0/21:30:59
VLB054> FITLD1:     2073 vis. written
VLB054> FITLD1: Warning: table type TS is of zero length
VLB054> FITLD1: Image=MULTI     (UV)         Filename=EK032C      .UVDATA.   2
VLB054> FITLD1: Telescope=VLBA               Receiver=VLBA
VLB054> FITLD1: Observer=EK032C              User #=  100
VLB054> FITLD1: Observ. date=14-MAR-2012     Map date=05-SEP-2012
VLB054> FITLD1: # visibilities      2073     Sort order  TB
VLB054> FITLD1: Rand axes: UU-L-SIN  VV-L-SIN  WW-L-SIN  TIME1  BASELINE
VLB054> FITLD1:            SOURCE  FREQSEL  INTTIM  GATEID  CORR-ID
VLB054> FITLD1: ----------------------------------------------------------------
VLB054> FITLD1: Type    Pixels   Coord value     at Pixel     Coord incr   Rotat
VLB054> FITLD1: COMPLEX      3   1.0000000E+00       1.00  1.0000000E+00    0.00
VLB054> FITLD1: STOKES       4  -1.0000000E+00       1.00 -1.0000000E+00    0.00
VLB054> FITLD1: FREQ        32   4.8121250E+09       0.62  5.0000000E+05    0.00
VLB054> FITLD1: IF           2   1.0000000E+00       1.00  1.0000000E+00    0.00
VLB054> FITLD1: RA           1    00 00 00.000       1.00       0.000000    0.00
VLB054> FITLD1: DEC          1    00 00 00.000       1.00       0.000000    0.00
VLB054> FITLD1: ----------------------------------------------------------------
VLB054> FITLD1: Coordinate equinox 2000.00
VLB054> FITLD1: Maximum version number of extension files of type HI is   1
VLB054> FITLD1: Maximum version number of extension files of type AT is   1
VLB054> FITLD1: Maximum version number of extension files of type IM is   1
VLB054> FITLD1: Maximum version number of extension files of type CT is   1
VLB054> FITLD1: Maximum version number of extension files of type MC is   1
VLB054> FITLD1: Maximum version number of extension files of type NX is   1
VLB054> FITLD1: Maximum version number of extension files of type CL is   1
VLB054> FITLD1: Maximum version number of extension files of type FQ is   1
VLB054> FITLD1: Maximum version number of extension files of type AN is   1
VLB054> FITLD1: Maximum version number of extension files of type SU is   1
VLB054> FITLD1: Maximum version number of extension files of type CQ is   1
VLB054> FITLD1: Maximum version number of extension files of type TY is   1
VLB054> FITLD1: Appears to have ended successfully
VLB054> FITLD1: vlb054 31DEC11 NEW: Cpu=      0.2  Real=      0  IO=         9



Have a good day,

James M Anderson

Ticket Details
===================
Ticket ID: YEZ-886992
Department: AIPS Data Processing
Priority: Default
Status: Open
Link:  https://help.nrao.edu/staff/index.php?_m=tickets&_a=viewticket&ticketid=2264
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