AIPS 1: KNTR:  Task to generate a plot file for a contour & grey plot
AIPS 1: Adverbs     Values                 Comments
AIPS 1: ----------------------------------------------------------------
AIPS 1: DOCONT        1                    > 0 => do contours
AIPS 1:                                    (1 or 2 => which name)
AIPS 1: DOGREY       -1                    > 0 => do grey scale
AIPS 1:                                    (1 pr 2 => which name)
AIPS 1: DOVECT       -1                    > => do polarization vectors
AIPS 1:                                    (1 or 2 => which is IPOL)
AIPS 1:                                    Contour or grey or IPOL
AIPS 1: INNAME     'Q24R-1'                First image name (cube?)
AIPS 1: INCLASS    'ICL001'                First image class
AIPS 1: INSEQ         1                    First image seq. #
AIPS 1: INDISK       11                    First image disk drive #
AIPS 1:                                    Contour or grey or IPOL
AIPS 1: IN2NAME    ' '                     Second image name
AIPS 1: IN2CLASS   ' '                     Second image class
AIPS 1: IN2SEQ        0                    Second image seq. #
AIPS 1: IN2DISK       0                    Second disk drive #
AIPS 1:                                    Polarization intensity image:
AIPS 1: IN3NAME    ' '                       (name) blank => INNAME
AIPS 1: IN3CLASS   ' '                       (class) blank => 'PPOL'
AIPS 1: IN3SEQ        0                      (seq. #) 0 => high
AIPS 1: IN3DISK       0                      Disk drive #,  0 => any
AIPS 1:                                    Polarization angle image:
AIPS 1: IN4NAME    ' '                       (name) blank => INNAME
AIPS 1: IN4CLASS   ' '                       (class) blank => 'PANG'
AIPS 1: IN4SEQ        0                      (seq. #) 0 => high
AIPS 1: IN4DISK       0                      Disk drive #,  0 => any
AIPS 1: BLC          88          89        Bottom left corner of first
AIPS 1:            *rest 0                 image.  0 => 1
AIPS 1: TRC         168         169        Top right corner of first
AIPS 1:            *rest 0                 image;   0=>entire image
AIPS 1:                                    Multiple planes of a cube
AIPS 1:                                    will be plotted in panels.
AIPS 1: ZINC          0                    Increment on 3rd axis of
AIPS 1:                                    1st and possibly 2nd image
AIPS 1: NY            1                    Number of planes along
AIPS 1:                                    vertical side of plot
AIPS 1: XYRATIO       1                    X to Y axis plot ratio. 0=>
AIPS 1:                                    header inc or window ratio
AIPS 1: PIXRANGE      0           0        Min,Max of image intensity
AIPS 1:                                      0 => entire range.
AIPS 1: FUNCTYPE   ' '                     Image intensity transfer func
AIPS 1:                                      'LN' Linear.  unknown=>'LN'
AIPS 1:                                      'LG' Logarithmic
AIPS 1:                                      'L2' More logarithmic
AIPS 1:                                      'SQ' Square root
AIPS 1:                                      'NE' Negative linear
AIPS 1:                                      'NG' Negative logarithmic
AIPS 1:                                      'N2' Negative more log.
AIPS 1:                                      'NQ' Negative square root
AIPS 1: OFMFILE    ' '
AIPS 1:                                    ' ' => do black & white
AIPS 1:                                    'TV' => use TV OFM
AIPS 1:                                    else read file for OFM
AIPS 1: DOCOLOR       1                    Do RGB images as 3-color?
AIPS 1: LTYPE         9                    Type of labeling: 1 border,
AIPS 1:                                    2 no ticks, 3 standard, 4 rel
AIPS 1:                                    to center, 5 rel to subim cen
AIPS 1:                                    6 pixels, 7-10 as 3-6 with
AIPS 1:                                    only tick labels
AIPS 1:                                    <0 -> no date/time
AIPS 1:                                    special values for RGBLEVS
AIPS 1: DOALIGN      -1                    > 0 => images must line up
AIPS 1:                                       (see HELP DOALIGN)
AIPS 1: PLEV          0                    Percent of peak for levs.
AIPS 1: CLEV       3.790E-05               Absolute value for levs
AIPS 1:                                       (used only if PLEV = 0).
AIPS 1: LEVS        -10          10        Contour levels (up to 30).
AIPS 1:              14.1        20          28.3        40
AIPS 1:              56.6        80         113.1       160
AIPS 1:             200         282.8       400        *rest 0
AIPS 1: CON3COL      -1                    Color the contours by plane
AIPS 1: FACTOR        0                    Mult. factor for Pol vector
AIPS 1:                                       (see HELP)
AIPS 1: ROTATE        0                    Angle to rotate Pol vector
AIPS 1:                                       (in degrees)
AIPS 1: XINC          1                    X-inc. of Pol vectors. 0=>1
AIPS 1: YINC          9.9                  Y-inc. of Pol vectors. 0=>1
AIPS 1: PCUT          0                    Pol. vector cutoff. P units.
AIPS 1: ICUT          0                    Int. vector cutoff. I units.
AIPS 1: POL3COL       0                    Color polarization vectors
AIPS 1:                                    value in degrees = red
AIPS 1: DOBLANK      -1                    Draw boundary between blanked
AIPS 1:                                    areas and good areas?
AIPS 1: DOWEDGE      -1                    > 0 => plot a wedge also.
AIPS 1:                                    = 2 => put on the right edge.
AIPS 1:                                    = 3 => put on top using full
AIPS 1:                                           range of image values
AIPS 1:                                    = 4 => put on right w full
AIPS 1:                                           range of image values
AIPS 1: DOCIRCLE     -1                    > 0 => extend ticks to form
AIPS 1:                                    coordinate grid
AIPS 1: STVERS        1                    STar file version number.
AIPS 1: STFACTOR      1                    Scale star sizes: 0 => none.
AIPS 1:                                    > 0 crosses with no labels
AIPS 1:                                    < 0 crosses with labels
AIPS 1: CBPLOT        5                    Position for beam plot:
AIPS 1:                                      0: don't plot beam
AIPS 1:                                      1: lower left
AIPS 1:                                      2: lower right
AIPS 1:                                      3: upper right
AIPS 1:                                      4: upper left
AIPS 1:                                      5: plot in separate pane
AIPS 1:                                      6-10 as 1-5 but filled in
AIPS 1:                                     11-15 as 1-5 more filled
AIPS 1:                                     16-20 as 1-5 scribbled on
AIPS 1:                                     -n < 0 => n, but no other
AIPS 1:                                        drawing in beam-plot area
AIPS 1: PVPLOT        0                    Position for polarization
AIPS 1:                                    vector scale plot as CBPLOT
AIPS 1: LABEL        -1                    0->label each pane with the
AIPS 1:                                       pane number
AIPS 1:                                    1->label each with coordinate
AIPS 1:                                    2->label each with coordinate
AIPS 1:                                       relative to reference
AIPS 1:                                    -1->do not label each pane
AIPS 1: INFILE     ' '
AIPS 1:                                    Holography layout pattern
AIPS 1:                                    text file or VLA or VLBA
AIPS 1: DOTV          1                    > 0 Do plot on the TV, else
AIPS 1:                                    make a plot file
AIPS 1: TVCHAN        1                    TV channel for grey plots
AIPS 1: GRCHAN        0                    Graphics channel 0 => 1.
AIPS 1: DODARK        1                    Plot dark vectors as black?
AIPS 1: DARKLINE      0.33                 Switch to dark lines when
AIPS 1:                                    grey-scale > DARKLINE 0-1
AIPS 1: RGBLEVS    *all 0                  Color each value of LEVS
AIPS 1: TVCORN        0           0        TV pixel location of bottom
AIPS 1:                                    left corner of image 0=> self
AIPS 1:                                    scale, non 0 => pixel scale.
