* x.rx - x 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
*
fixed 4840 4840
*
* 2nd line: creation date
* format:  yyyy ddd or yyyy mm dd (0 is valid for all for intial set-up)
*
2009 12 11
*
* 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
*
0.127197 0.120557
*
* 6th line: gain curve (only one) for ALL polarizations in 4th line
* TYPE FORM COEFFICENTS ...
*
* FORM = POLY only for now
* TYPE - ELEV and ALTAZ only for now
* COEFFICENTS - variable number of number values
*
* maximum coefficents 10
*
ELEV POLY 0.76064739 0.0096162752 -9.6586319e-05
*
* 7th and following lines: tcal versus frequency
*     Format: POL FREQ TCAL
*     where:
*            POL    polarization rcp or lcp
*            FREQ   frequency (MHz)
*            TCAL   degrees K
*
*     MAXIMUM ENTRIES 100, group by polarization
*                          then sorted by increasing freq
*
lcp 4942.0 9.8800
lcp 4944.5 2.3104
lcp 4954.5 1.2953
lcp 4964.5 1.1477
lcp 4974.5 1.0685
lcp 4984.5 0.9763
lcp 4994.5 1.0489
lcp 5004.5 1.0864
lcp 5014.5 1.1015
lcp 5024.5 1.7803
lcp 5034.5 2.4594
lcp 5039.5 3.6202
lcp 5044.5 3.5584
rcp 4942.0 9.2984
rcp 4944.5 2.1880
rcp 4954.5 1.9711
rcp 4964.5 1.5331
rcp 4974.5 1.3720
rcp 4984.5 1.2633
rcp 4994.5 1.2933
rcp 5014.5 1.6318
rcp 5034.5 2.2136
rcp 5039.5 3.9138
rcp 5044.5 3.7304
*
*tcal table ends with end_tcal_table record
*
end_tcal_table
*
* Trec - receiver temperature, degrees K
*
* if value is zero, no opacity corrections are used
*
 0.0
*
* Spillover table
*
* format:
* elevation temperature
* where:
*  elevation is angular degrees above horizon
*  temperature is Kelvin degrees of spillover noise
*
*spillover table ends with end_spillover_table record
*
end_spillover_table
* x.rx - x 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
*
*fixed 4840 4840
*
* 2nd line: creation date
* format:  yyyy ddd or yyyy mm dd (0 is valid for all for intial set-up)
*
*2009 07 27
*
* 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
*
*0.127197 0.120557
*
* 6th line: gain curve (only one) for ALL polarizations in 4th line
* TYPE FORM COEFFICENTS ...
*
* FORM = POLY only for now
* TYPE - ELEV and ALTAZ only for now
* COEFFICENTS - variable number of number values
*
* maximum coefficents 10
*
*ELEV POLY 0.76064739 0.0096162752 -9.6586319e-05
*
* 7th and following lines: tcal versus frequency
*     Format: POL FREQ TCAL
*     where:
*            POL    polarization rcp or lcp
*            FREQ   frequency (MHz)
*            TCAL   degrees K
*
*     MAXIMUM ENTRIES 100, group by polarization
*                          then sorted by increasing freq
*
*lcp 4942.0 9.8800
*lcp 4944.5 1.2599
*lcp 4949.5 1.1772
*lcp 4954.5 0.9104
*lcp 4959.5 0.9050
*lcp 4964.5 0.8584
*lcp 4969.5 0.8655
*lcp 4974.5 0.8112
*lcp 4979.5 0.8520
*lcp 4984.5 0.8209
*lcp 4989.5 0.9254
*lcp 4994.5 0.9354
*lcp 4999.5 1.0884
*lcp 5004.5 1.1355
*lcp 5009.5 1.3429
*lcp 5014.5 1.3999
*lcp 5024.5 2.1178
*lcp 5029.5 2.5678
*lcp 5034.5 2.8552
*lcp 5039.5 3.6202
*lcp 5044.5 3.5584
*rcp 4942.0 9.2984
*rcp 4944.5 1.3341
*rcp 4949.5 1.1728
*rcp 4954.5 1.0317
*rcp 4959.5 0.9715
*rcp 4964.5 0.8883
*rcp 4969.5 0.8892
*rcp 4974.5 0.8346
*rcp 4979.5 0.9202
*rcp 4984.5 0.8655
*rcp 4989.5 0.9529
*rcp 4994.5 0.9796
*rcp 4999.5 1.1432
*rcp 5004.5 1.2121
*rcp 5009.5 1.4222
*rcp 5024.5 2.3194
*rcp 5039.5 3.9138
*rcp 5044.5 3.7304
*
*tcal table ends with end_tcal_table record
*
*end_tcal_table
*
* Trec - receiver temperature, degrees K
*
* if value is zero, no opacity corrections are used
*
* 0.0
*
* Spillover table
*
* format:
* elevation temperature
* where:
*  elevation is angular degrees above horizon
*  temperature is Kelvin degrees of spillover noise
*
*spillover table ends with end_spillover_table record
*
*end_spillover_table