* trm.rxg - Methanol band receiver parameter definition
*
* first line: LO values and ranges, format:
*  type   frequencies
* if type is range, the two values: lower and upper frequencies
* if type is fixed, then one or two fixed value
* frequencies in MHz
*
range 5000.0 5900.0
* or range 5000.0 5600.0
* 2nd line: creation date
* format:  yyyy ddd or yyyy mm dd (0 is valid for all for intial set-up)
2008 06 20
*
* 3rd line: FWHM beamwidthm format:
*   model value
*
* if type is frequncy, then fwhm=value*1.22*c/(freq*diameter)
*                      value is 1.0 if omitted
* if type is constant, then fwhm=value (degrees)
*
frequency 1.0
*

* 4th line polarizations available
*
* one of both of lcp and rcp
*
lcp rcp
*
* 5th line: DPFU (degrees/Jansky) for polarizations in previous line in order
* KB comment: is equal to Ae/2760, where Ae is the effective aperture [m^2]
0.1400 0.1400
*
* 6th line: gain curve (only one) for ALL polarizations in 4th line
* TYPE FORM COEFFICENTS ... [opacity_corrected]
*
* FORM = POLY only for now
* TYPE - ELEV and ALTAZ only for now
* KB comment: ALTAZ means a function of the (zenith angle/distance in degrees)
* COEFFICENTS - variable number of number values
* opacity_corrected - optional final field, if present it indicates that
*                     the curve is opacity corrected
*
* maximum coefficents 10
*
*ALTAZ POLY 1.0 -1.0825e-4 -8.377e-7 -5.491e-8
* The above, for polynomial in the zenith distance, is equivalent to:
ELEV POLY 0.943443 1.59335E-3 -1.56634E-5 5.491E-8
*
* 7th and following lines: tcal versus frequency
*     Format: POL FREQ TCAL
*     where:
*            POL    polarization rcp or lcp
*            FREQ   frequency (MHz)
*            TCAL   degrees K
*
*     ends with a line containing end_tcal_table
*
*     MAXIMUM ENTRIES 400, group by polarization
*                          then sorted by increasing freq
lcp 6000 7
lcp 6050 5.7
lcp 6070 5.7
lcp 6085 6
lcp 6100 6
lcp 6124 6.1
lcp 6150 6.8
lcp 6230 7.5
lcp 6300 6.5
lcp 6596 6.
lcp 6604 6.
lcp 6616 6.
lcp 6624 5.9
lcp 6636 5.7
lcp 6644 5.6
lcp 6656 5.8
lcp 6664 6.
lcp 6676 6.4
lcp 6684 7.1
lcp 6696 7.9
lcp 6704 8.6
lcp 6716 8.8
lcp 6720 8.5
lcp 6724 7.9
lcp 6736 6.
lcp 6744 5.
rcp 6000 4.8
rcp 6020 4.4
rcp 6036 4.1
rcp 6052 4.2
rcp 6068 4.75
rcp 6080 5.1
rcp 6100 5.6
rcp 6116 6.2
rcp 6132 6.1
rcp 6150 6
rcp 6215 6.5
rcp 6250 5.2
rcp 6270 5
rcp 6285 5.2
rcp 6300 6
rcp 6596 5.7
rcp 6604 5.8
rcp 6616 5.9
rcp 6624 5.8
rcp 6636 5.8
rcp 6644 5.7
rcp 6656 5.5
rcp 6664 5.3
rcp 6676 4.9
rcp 6684 4.9
rcp 6696 5.3
rcp 6704 5.8
rcp 6716 7.8
rcp 6720 8.5
rcp 6724 8.2
rcp 6736 7.65
rcp 6744 8.
end_tcal_table
*
* Trec: receiver temperature
*
0.0
*
* Spill over table
*
* 9th and following lines: Spillover versus frequency
*     Format: Elevation Tspill
*     where:
*            POL    polarization rcp or lcp
*            FREQ   frequency (MHz)
*            TCAL   degrees K
*
*     ends with a line containing end_spillover_table
*
*     MAXIMUM ENTRIES 20
end_spillover_table