OTFMAP EXAMPLES
Keywords: pako

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OTFMAP EXAMPLES

        !
        ! Id: demo-otfmap.pako
        !     OTFMAP SWTOTAL EXAMPLE,v 1.1.6 2011-07-21 Hans Ungerechts
        !
        @ demo-rx-spectrometers                     !  demo setup of receivers
        !                                           !  and spectrometers
        !                                           !  REPLACE WITH YOUR SETUP!
        !
        SET ANGLE arcsec                            !
        !
        SWTOTAL                                   - !  to select total power
          /TPHASE        0.5                        !  time per phase (data sample)
        !
        CALIBRATE                                 - !
          /AMBIENT                                - !  ambient load
          /COLD                                   - !  cold    load
          /SKY       -500.0 -400.0                - !  sky at offsets -500.0 -400.0
          /SYSTEM       projection                - !  system for SKY offset
          /TCALIBRATE   5.0                         !  time per calibration subscan
        !
        PAUSE "CALIBRATE OK to start? [c/q]"        !  a chance to check
        !
        START                                       !  start
        !
        OTFMAP        -300   -15  300  -15        - !  offsets at start and end of f
          /CROLOOP      ROR                       - !  subscans: reference-OTF-refer
          /NOTF          4                        - !  number of on-the-fly subscans
          /REFERENCE  -500  -400  projection      - !  offsets of off-source referen
          /STEP          0    10                  - !  step (shift) between OTF subs
          /SYSTEM       projection                - !  system for offsets
          /TOTF         120.0                     - !  time per on-the-fly subscan
          /TREFERENCE    20.0                     - !  time per off-source reference
          /ZIGZAG                                   !  go back and forth
        !
        PAUSE "OTFMAP SWTOTAL 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
        !!
        !! /CROLOOP      ROR means that there will be an
        !!               off-source reference subscan (R)
        !!               before and after each OTF suscan (O).
        !!               Therefore with /NOTF 4 on-the-fly subscans the complete
        !!               subscan sequence will be:
        !!               R OTF#1 R   R OTF#2 R   R OTF#3 R   R OTF#4 R
        !!               with
        !! /CROLOOP      ROOROOR it would be:
        !!               R OTF#1       OTF#2   R   OTF#3       OTF#4 R
        !
        !
        ! Id: demo-otfmap-swfrequency.pako
        !     OTFMAP SWFREQUENCY 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 offset
          /TCALIBRATE   5.0                         !  time per calibration subscan
        !
        PAUSE "CALIBRATE OK to start? [c/q]"        !  a chance to check
        !
        START                                       !  start
        !
        OTFMAP        -300  -300  300 -300        - !  offsets at start and end of f
          /CROLOOP      O                         - !  only OTF subscans
          /NOTF         4                         - !  number of on-the-fly subscans
          /REFERENCE    no                        - !  no off-source reference subsc
          /STEP          0    10                  - !  step (shift) between OTF subs
          /SYSTEM       projection                - !  system for offset
          /TOTF         120.0                     - !  time per on-the-fly subscan
          /ZIGZAG                                   !  go back and forth
        !
        PAUSE "OTFMAP 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