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Ticket Resolution Summary Owner Reporter
#89 fixed calred output format needs updating MarkWieringa JamieStevens
Description

The current calred gives the following output with CABB data:

calred: Version 1.2, 2007/02/22 23:41:13 UTC

Applying bandpass corrections to g301.33000/
Applying gain corrections to g301.33000/

Source        Sca(mJy)  Vec(mJy) Con  The  Act   NCorr
g301             1618     1584     -   226   202547500
g301             1618     1583     -   225   206565750
g301             1624     1583     -   226   224200750
g301             1619     1582     -   223   205565750
g301             1619     1583     -   223   205547500
g301             1618     1584     -   223   199200750
g301             1628     1583     -   271   233547500
g301             1628     1583     -   273   234565750
g301             1627     1582     -   275   232200750

The problem is that with CABB, the number of correlations is bigger than what was expected when calred was made (I assume). So the Act column merges with the NCorr column.

The solution would be to add one or two more spaces between the Act and NCorr columns, and to allow for larger numbers in the NCorr column.

#88 fixed CABB: fits output of UV data does not read into AIPS properly MarkCalabretta Neeraj Gupta
Description

When I try to load CABB data into AIPS I get strange behaviour.

AIPS has problems with the RPFITS files, so I tried to use miriad 'atlod' and write the uvdata with 'fits'. I am selecting a subset of channels because of another problem within AIPS (UV data buffer sizes).

When I try to load the fits file into AIPS I get a UV data set with no SU and no FQ table.

The source data was loaded from RPFITS as follows

  Task:   atlod
  in       = 2009-07-20_1440.C2098
  out      = 1.uv
  ifsel    =
  restfreq =
  options  =
  nfiles   =
  nscans   =

I wrote a fits file as follows:

fits% pwd
/data/SACHIN_1/gup017/GOJKO

fits% inp
  Task:   fits
  in       = 1.uv
  op       = uvout
  out      = ATCA100CH.FITS
  line     = channel,100,1,1,1
  region   =
  select   =
  stokes   =
  options  = nocal
  velocity =

I load the file into AIPS like this:

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     'G:ATCA100CH.FITS'      Disk file name
AIPS 1: OUTNAME    'ATCA100CH'             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       1                    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        0                    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 or uv table,
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:                                    *****************************
AIPS 1:                                    Following adverbs are useful
AIPS 1:                                    only when reading VLBA
AIPS 1:                                    distribution tapes.
AIPS 1:                                    *****************************
AIPS 1: CLINT         0                    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: 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

and then IMHEAD gives me:

AIPS 1: IMHEADER:  Verb to list the image header
AIPS 1: Adverbs     Values                 Comments
AIPS 1: ----------------------------------------------------------------
AIPS 1: USERID        0                    User ID.  0 => current user
AIPS 1:                                      32000 => any user
AIPS 1: INNAME     'ATCA100CH'             Image name(name).
AIPS 1: INCLASS    'UVDATA'                Image name(class).
AIPS 1: INSEQ         1                    Image name(seq. #).
AIPS 1: INDISK        1                    Disk drive #.  0 => any

go imhead
AIPS 1: Image=1934-638  (UV)         Filename=ATCA100CH   .UVDATA.   1
AIPS 1: Telescope=ATCA               Receiver=ATCA
AIPS 1: Observer=observer            User #=   76
AIPS 1: Observ. date=20-JUL-2009     Map date=23-JUL-2009
AIPS 1: # visibilities      1944     Sort order
AIPS 1: Rand axes: UU-L-NCP  VV-L-NCP  WW-L-NCP  BASELINE  TIME1
AIPS 1:            WEIGHT  SCALE
AIPS 1: ----------------------------------------------------------------
AIPS 1: Type    Pixels   Coord value     at Pixel     Coord incr   Rotat
AIPS 1: COMPLEX      1   1.0000000E+00       1.00  1.0000000E+00    0.00
AIPS 1: STOKES       4  -5.0000000E+00       1.00 -1.0000000E+00    0.00
AIPS 1: FREQ       100   2.7739999E+09       1.00 -1.0000000E+06    0.00
AIPS 1: RA           1    19 39 25.026       1.00       3600.000    0.00
AIPS 1: DEC          1   -63 42 45.630       1.00       3600.000    0.00
AIPS 1: ----------------------------------------------------------------
AIPS 1: Coordinate equinox 2000.00
AIPS 1: Maximum version number of extension files of type HI is   1
AIPS 1: Maximum version number of extension files of type AN is   1

What I should be seeing is the following tables:

AIPS 1: Coordinate equinox 2000.00
AIPS 1: Maximum version number of extension files of type HI is   1
AIPS 1: Maximum version number of extension files of type FQ is   1
AIPS 1: Maximum version number of extension files of type SU is   1
AIPS 1: Maximum version number of extension files of type AN is   1
AIPS 1: Maximum version number of extension files of type NX is   1
AIPS 1: Maximum version number of extension files of type CL is   1

Also I am not seeing the 'IF' line in the header. This should be shown even if there is only one IF in the data set.

#87 fixed PRB report Jul 2009 VincentMcIntyre VincentMcIntyre
Description

Update dashboard and submit by 2009-Jul-15

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