[daip] UVFIX problem
Leonia Kogan
lkogan at nrao.edu
Thu Mar 16 12:57:12 EST 2006
Walter,
Run PRTAN with your data and look what is printed at the header :
Array=.....
If it is not VLBA or EVN then use uvfixprm(1)=1
It may help.
Leonia
Walter Alef wrote:
>Dear Eric, Amy, ...
>
>I read a data set with MK3IN, fringe-fitted etc, and mapped it. The map is
>similar to a map found on the VLBA calibrator survey.
>
>Running the dataset through UVFIX changes the Us and Vs so that they are
>wrong. The map does not fit anymore. As a matter of fact it does not converge
>to anything reasonable (that's how I notice the problem).
>
>Original dataset:
>--------------------------------------------
> pc193 UVPRT(31DEC06) 276 15-MAR-2006 16:07:21 Page 1
>DA611 .SP1309. 1 Vol= 1 User= 276 Channel= 1 IF= 1
>Ref freq= 8.298989765 GHz Ncor= 1 No. vis= 57713 Sort order= TB
>U, V, W are in Kilo wavelengths at the selected frequency
>Weights have been multiplied by 1.0E-06
>
>Source DA611 ( 0) RA = 23 55 9.46 DEC = 49 50 8.3
>Source= DA611 Freq= 8.298989765 Sort= TB 1 RR
> Time Ant U(Kilo ) V(Kilo ) W(Kilo ) Amp Phas Wt
>
> 0/14:00:14.0 1- 2 -137370.98 162881.23 -78677.25 0.066 6 0.008
> 0/14:00:14.0 1- 3 31440.03 29389.01 14823.35 0.353 23 0.013
> 0/14:00:14.0 1- 4 -15014.84 1345.41 -17420.59 0.515 19 0.007
> 0/14:00:18.0 1- 2 -137422.09 162850.61 -78651.41 0.022-155 0.011
> 0/14:00:18.0 1- 3 31436.27 29396.02 14817.44 0.342 21 0.030
> 0/14:00:18.0 1- 4 -15018.41 1342.06 -17417.76 0.516 12 0.016
> 0/14:00:18.0 1- 6 13868.02 -6981.24 34066.34 0.302 129 0.000
> 0/14:00:22.0 1- 2 -137473.17 162819.97 -78625.54 0.050-154 0.011
> 0/14:00:22.0 1- 3 31432.50 29403.02 14811.52 0.332 18 0.030
> 0/14:00:22.0 1- 4 -15021.99 1338.72 -17414.94 0.545 7 0.016
> 0/14:00:22.0 1- 6 13875.99 -6978.15 34063.74 0.008-175 0.008
> 0/14:00:26.0 1- 2 -137524.25 162789.33 -78599.67 0.018 65 0.011
> 0/14:00:26.0 1- 3 31428.74 29410.03 14805.60 0.361 9 0.030
> 0/14:00:26.0 1- 4 -15025.57 1335.37 -17412.11 0.519 4 0.016
> 0/14:00:26.0 1- 6 13883.95 -6975.06 34061.12 0.014 2 0.010
> 0/14:00:30.0 1- 2 -137575.30 162758.69 -78573.80 0.042-170 0.010
> 0/14:00:30.0 1- 3 31424.97 29417.03 14799.69 0.389 3 0.030
> 0/14:00:30.0 1- 4 -15029.14 1332.02 -17409.28 0.471 5 0.016
> 0/14:00:30.0 1- 6 13891.92 -6971.96 34058.51 0.036 -97 0.010
> 0/14:00:34.0 1- 2 -137626.36 162728.00 -78547.90 0.014 47 0.011
> 0/14:00:34.0 1- 3 31421.20 29424.03 14793.77 0.391 -4 0.030
> 0/14:00:34.0 1- 4 -15032.71 1328.67 -17406.45 0.458 8 0.016
> 0/14:00:34.0 1- 6 13899.88 -6968.86 34055.90 0.039 19 0.010
> 0/14:00:38.0 1- 2 -137677.41 162697.33 -78522.00 0.098 -5 0.011
> 0/14:00:38.0 1- 3 31417.42 29431.04 14787.86 0.365 -8 0.030
> 0/14:00:38.0 1- 4 -15036.28 1325.32 -17403.62 0.504 9 0.016
> 0/14:00:38.0 1- 6 13907.84 -6965.76 34053.28 0.011 -65 0.010
> 0/14:00:42.0 1- 2 -137728.44 162666.62 -78496.09 0.117 12 0.008
> 0/14:00:42.0 1- 3 31413.64 29438.04 14781.95 0.347 -9 0.030
> 0/14:00:42.0 1- 4 -15039.85 1321.96 -17400.79 0.486 8 0.016
> 0/14:00:42.0 1- 6 13915.80 -6962.66 34050.66 0.070 3 0.010
> 0/14:00:46.0 1- 2 -137779.45 162635.94 -78470.18 0.106 25 0.009
> 0/14:00:46.0 1- 3 31409.86 29445.04 14776.04 0.364 -15 0.030
> 0/14:00:46.0 1- 4 -15043.42 1318.61 -17397.96 0.469 7 0.016
> 0/14:00:46.0 1- 6 13923.76 -6959.56 34048.04 0.011 -41 0.010
> 0/14:00:50.0 1- 2 -137830.45 162605.22 -78444.25 0.074 50 0.011
> 0/14:00:50.0 1- 3 31406.08 29452.04 14770.12 0.345 -26 0.030
> 0/14:00:50.0 1- 4 -15046.99 1315.26 -17395.13 0.510 12 0.016
>Type Q to stop, just hit RETURN to continue
>----------------------------------------------------
>
>after UVFIX:
>----------------------------------------------------
> pc193 UVPRT(31DEC06) 276 15-MAR-2006 16:06:38 Page 1
>DA611 .UVFIX . 1 Vol= 1 User= 276 Channel= 1 IF= 1
>Ref freq= 8.298989765 GHz Ncor= 1 No. vis= 57713 Sort order= TB
>U, V, W are in Kilo wavelengths at the selected frequency
>Weights have been multiplied by 1.0E-06
>
>Source DA611 ( 0) RA = 23 55 9.46 DEC = 49 50 8.3
>Source= DA611 Freq= 8.298989765 Sort= TB 1 RR
> Time Ant U(Kilo ) V(Kilo ) W(Kilo ) Amp Phas Wt
>
> 0/14:00:14.0 1- 2 -218645.16 -3070.36 61461.95 0.066 6 0.008
> 0/14:00:14.0 1- 3 15256.86 -3659.34 42728.98 0.353 23 0.013
> 0/14:00:14.0 1- 4 -19380.16 -7566.85 -9894.36 0.515 19 0.007
> 0/14:00:18.0 1- 2 -218632.89 -3119.10 61503.11 0.022-155 0.011
> 0/14:00:18.0 1- 3 15265.72 -3655.94 42726.11 0.342 21 0.030
> 0/14:00:18.0 1- 4 -19380.33 -7571.17 -9890.71 0.516 12 0.016
> 0/14:00:18.0 1- 6 28384.96 22685.98 9014.32 0.302 129 0.000
> 0/14:00:22.0 1- 2 -218620.64 -3167.78 61544.22 0.050-154 0.011
> 0/14:00:22.0 1- 3 15274.56 -3652.54 42723.23 0.332 18 0.030
> 0/14:00:22.0 1- 4 -19380.51 -7575.48 -9887.07 0.545 7 0.016
> 0/14:00:22.0 1- 6 28381.60 22692.30 9008.98 0.008-175 0.008
> 0/14:00:26.0 1- 2 -218608.33 -3216.51 61585.38 0.018 65 0.011
> 0/14:00:26.0 1- 3 15283.42 -3649.13 42720.36 0.361 9 0.030
> 0/14:00:26.0 1- 4 -19380.68 -7579.80 -9883.42 0.519 4 0.016
> 0/14:00:26.0 1- 6 28378.23 22698.63 9003.64 0.014 2 0.010
> 0/14:00:30.0 1- 2 -218596.02 -3265.24 61626.53 0.042-170 0.010
> 0/14:00:30.0 1- 3 15292.28 -3645.72 42717.48 0.389 3 0.030
> 0/14:00:30.0 1- 4 -19380.85 -7584.12 -9879.77 0.471 5 0.016
> 0/14:00:30.0 1- 6 28374.87 22704.95 8998.29 0.036 -97 0.010
> 0/14:00:34.0 1- 2 -218583.67 -3313.91 61667.63 0.014 47 0.011
> 0/14:00:34.0 1- 3 15301.12 -3642.31 42714.61 0.391 -4 0.030
> 0/14:00:34.0 1- 4 -19381.02 -7588.44 -9876.12 0.458 8 0.016
> 0/14:00:34.0 1- 6 28371.51 22711.27 8992.96 0.039 19 0.010
> 0/14:00:38.0 1- 2 -218571.33 -3362.64 61708.78 0.098 -5 0.011
> 0/14:00:38.0 1- 3 15309.97 -3638.90 42711.72 0.365 -8 0.030
> 0/14:00:38.0 1- 4 -19381.18 -7592.76 -9872.47 0.504 9 0.016
> 0/14:00:38.0 1- 6 28368.13 22717.60 8987.62 0.011 -65 0.010
> 0/14:00:42.0 1- 2 -218558.94 -3411.36 61749.93 0.117 12 0.008
> 0/14:00:42.0 1- 3 15318.83 -3635.49 42708.84 0.347 -9 0.030
> 0/14:00:42.0 1- 4 -19381.35 -7597.08 -9868.83 0.486 8 0.016
> 0/14:00:42.0 1- 6 28364.76 22723.92 8982.28 0.070 3 0.010
> 0/14:00:46.0 1- 2 -218546.55 -3460.08 61791.07 0.106 25 0.009
> 0/14:00:46.0 1- 3 15327.68 -3632.07 42705.95 0.364 -15 0.030
> 0/14:00:46.0 1- 4 -19381.51 -7601.40 -9865.18 0.469 7 0.016
> 0/14:00:46.0 1- 6 28361.38 22730.24 8976.94 0.011 -41 0.010
> 0/14:00:50.0 1- 2 -218534.16 -3508.73 61832.17 0.074 50 0.011
> 0/14:00:50.0 1- 3 15336.51 -3628.66 42703.07 0.345 -26 0.030
> 0/14:00:50.0 1- 4 -19381.67 -7605.72 -9861.53 0.510 12 0.016
>Type Q to stop, just hit RETURN to continue
>
>
>
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