next up previous contents index
Next: VLBI Up: TRACK Previous: TRACK /TSUBSCAN   Contents   Index


TRACK EXAMPLES

    !
    ! Id: demo-track.pako
    !     TRACK EXAMPLE,v 1.1.11 2011-11-25 Hans Ungerechts
    !
    @ demo-rx                                   !  demo setup of receivers
    !
    BACKEND /CLEAR                              !  clear previous backends
    BACKEND VESPA 1 0.040 40.0 0.0 E090 hor LI  !  high spectral resolution
    BACKEND VESPA 2 0.040 40.0 0.0 E090 ver LI  !  with VESPA
    BACKEND VESPA 3 0.080 80.0 0.0 E230 hor LI
    BACKEND VESPA 4 0.080 80.0 0.0 E230 ver LI
    !                                           !  REPLACE WITH YOUR SETUP!
    !
    SET ANGLE arcsec                            !
    !
    !                                           !  setup frequency switching
    SWFREQUENCY   -3.9     3.9  /receiver E090  !  for EMIR band E090
    SWFREQUENCY  -11.7    11.7  /receiver E230  !  for EMIR band E230
    SWFREQUENCY                 /tphase   0.20  !  same for all receivers/bands
    !
    CALIBRATE                                 - !
      /AMBIENT                                - !  ambient load
      /COLD                                   - !  cold    load
      /SKY       -600.0   0.0                 - !  sky at offsets -600.0 0.0
      /SYSTEM       projection                - !  system for SKY offsets
      /TCALIBRATE   5.0                         !  time per calibration subscan
    !
    PAUSE "CALIBRATE OK to start? [c/q]"        !  a chance to check
    !
    START                                       !  start
    !
    TRACK           40.0   -30.0           -    !  offsets of on position
      /NSUBSCANS    5                      -    !  number of subscans
      /SYSTEM       projection             -    !  system for offset
      /TSUBSCAN     60                          !  time per subscan
    !
    PAUSE "TRACK SWFREQUENCY OK to start? [c/q]" !  a chance to check
    !
    START                                       !  start
    !
    !! Comments:
    !! we assume here that the source already has been selected,
    !! see: demo-source


Gildas manager 2023-06-01