XSECT -- Displays a vertical cross section
   XSECT bid eid <keywords> "text
Parameters:
   bid   | beginning station ID number
   eid   | ending station ID number
   "text | cross section title, up to 42 chars
Keywords:
   CINT= | contour intervals (def=see table)
   COLOR= | contour color levels (def=see table)
   DAY= | day number of sounding YYDDD (def=current)
   ERASE= | erase graphic frame before plotting (def=YES)
   FORM= | parameters to display (def=THA)
   GCOLOR= | background border and interior grid color (def=1)
   GRA= | graphics frame (def=current)
   IDN= | station ID numbers for the cross section
   LABEL= | display parameter labels (def=YES)
   LAT=end beg | latitude limits for cross section (def=eid bid)
   LDASH= | dash modes (def=see table)
   LINT= | labeling frequency (see table)
   LON=end beg | longitude limits for cross section (def=eid bid)
   LSIZE= | label sizes of contours (def=see table)
   MAP= | map plotted in upper-right corner (def=NO)
   MDF= | MD file number(s) (def=current IRAB current IRSG)
   PBOT= | bottom pressure of cross section (def=1050 mb)
   PTOP= | top pressure of cross section (def=100 mb)
   SMOOTH= | smoothing factors (def=see table)
   TIME= | MD file time; HH:MM:SS (def=most current; 00 or 12)
   TITLE= | graphics color level of title and ID label (def=3)
   UNIT= | units of contour (see table)
   WIDTH= | corridor half width in kilometers (def=+/-250)
Remarks:
   See the XSECT command Remarks in the McIDAS User's Guide for details.

   The table below defines the defaults for the FORM keyword.

   FORM   CINT   COLOR  LDASH  LINT   LSIZE  SMOOTH   UNIT
   ----   ----   -----  -----  ----   -----  ------   ----
   DIR      90       1     -2     1       6      20    DEG
   MIX       2       4     -2     1       6      20    G/KG
   SPD       5       2      0     1       6      20    MPS
   SPDE      5       2     -1     1       6      40    MPS
   SPDN      5       2     -1     1       6      20    MPS
   SPDS      5       2     -1     1       6      20    MPS
   SPDZ      5       2     -1     1       6      40    1/S
   T         5       5     -1     2       6      20     C
   TD        5       4     -1     2       6      20     C
   THA       5       5     -1     2       6      20     K
   U         5       2     -1     2       6      20    MPS
   V         5       3     -1     2       6      20    MPS
   WIN      NA       7     NA    NA       8      NA    KT
   Z      1000       1     -1     5       6      20     M
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