! Started logfile: J0730-1141_S_2001_10_29_pus_uvs.log on Wed Feb 27 15:15:44 2008 obs J0730-1141_S_2001_10_29_pus_uva.fits ! Reading UV FITS file: J0730-1141_S_2001_10_29_pus_uva.fits ! AN table 1: 76 integrations on 153 of 153 possible baselines. ! AN table 2: 23 integrations on 153 of 153 possible baselines. ! AN table 3: 147 integrations on 153 of 153 possible baselines. ! AN table 4: 53 integrations on 153 of 153 possible baselines. ! Apparent sampling: 0.0584738 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J0730-1141 ! ! There are 4 IFs, and a total of 4 channels: ! ! IF Channel Frequency Freq offset Number of Overall IF ! origin at origin per channel channels bandwidth ! ------------------------------------------------------------- (Hz) ! 01 1 2.22997e+09 8e+06 1 8e+06 ! 02 2 2.25997e+09 8e+06 1 8e+06 ! 03 3 2.34997e+09 8e+06 1 8e+06 ! 04 4 2.36997e+09 8e+06 1 8e+06 ! ! Polarization(s): RR ! ! Read 2604 lines of history. ! ! Reading 10700 visibilities. select I ! Polarization I is unavailable. ! Selecting polarization: RR, channels: 1..4 ! Reading IF 1 channels: 1..1 ! Reading IF 2 channels: 2..2 ! Reading IF 3 channels: 3..3 ! Reading IF 4 channels: 4..4 print "field_size =",field_size ! field_size = 512 print "field_cell =",field_cell ! field_cell = 0.5 print "taper_size =",taper_size ! taper_size = 20 ![@muppet J0730-1141_S_2001_10_29_pus] integer clean_niter clean_niter = 100 float clean_gain clean_gain = 0.03 float dynam dynam = 6.0 float soltime1 soltime1 = 120 float soltime2 soltime2 = 20 float thresh thresh = 0.5 float win_mult win_mult = 1.8 float time_av time_av = 16 float old_peak float new_peak float flux_cutoff mapsize field_size, field_cell ! Map grid = 512x512 pixels with 0.500x0.500 milli-arcsec cellsize. startmod ! Applying default point source starting model. ! Performing phase self-cal ! Adding 1 model components to the UV plane model. ! The established model now contains 1 components and 1 Jy ! ! Correcting IF 1. ! A total of 1160 telescope corrections were flagged in sub-array 1. ! A total of 231 telescope corrections were flagged in sub-array 2. ! A total of 2196 telescope corrections were flagged in sub-array 3. ! A total of 836 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 2. ! A total of 1160 telescope corrections were flagged in sub-array 1. ! A total of 231 telescope corrections were flagged in sub-array 2. ! A total of 2196 telescope corrections were flagged in sub-array 3. ! A total of 836 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 3. ! A total of 1160 telescope corrections were flagged in sub-array 1. ! A total of 231 telescope corrections were flagged in sub-array 2. ! A total of 2196 telescope corrections were flagged in sub-array 3. ! A total of 836 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 4. ! A total of 1300 telescope corrections were flagged in sub-array 1. ! A total of 231 telescope corrections were flagged in sub-array 2. ! A total of 2196 telescope corrections were flagged in sub-array 3. ! A total of 954 telescope corrections were flagged in sub-array 4. ! ! Fit before self-cal, rms=1.710296Jy sigma=0.013729 ! Fit after self-cal, rms=1.512223Jy sigma=0.012119 ! clrmod: Cleared the established, tentative and continuum models. ! Redundant starting model cleared. uvw 2,-1 ! Uniform weighting binwidth: 2 (pixels). ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=2.035 mas, bmaj=4.821 mas, bpa=-1.535 degrees ! Estimated noise=1866.08 mJy/beam. repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! Added new window around map position (0, 0). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 1.73509 Jy ! Component: 100 - total flux cleaned = 2.16361 Jy ! Total flux subtracted in 100 components = 2.16361 Jy ! Clean residual min=-0.053862 max=0.183397 Jy/beam ! Clean residual mean=0.000986 rms=0.020383 Jy/beam ! Combined flux in latest and established models = 2.16361 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 7 components and 2.16361 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.531315Jy sigma=0.004055 ! Fit after self-cal, rms=0.531073Jy sigma=0.004054 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.2048 Jy ! Component: 100 - total flux cleaned = 0.318742 Jy ! Total flux subtracted in 100 components = 0.318742 Jy ! Clean residual min=-0.033329 max=0.081109 Jy/beam ! Clean residual mean=0.000447 rms=0.011238 Jy/beam ! Combined flux in latest and established models = 2.48235 Jy ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 35 components and 2.48235 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.372007Jy sigma=0.002578 ! Fit after self-cal, rms=0.371699Jy sigma=0.002576 ! Inverting map ! Added new window around map position (-2.5, 2.5). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0855445 Jy ! Component: 100 - total flux cleaned = 0.139818 Jy ! Total flux subtracted in 100 components = 0.139818 Jy ! Clean residual min=-0.032328 max=0.052158 Jy/beam ! Clean residual mean=0.000212 rms=0.008492 Jy/beam ! Combined flux in latest and established models = 2.62217 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 47 components and 2.62217 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.330634Jy sigma=0.002143 ! Fit after self-cal, rms=0.329767Jy sigma=0.002136 ! Inverting map print "************** FINISHED UNIFORM WEIGHTING CLEAN **************" ! ************** FINISHED UNIFORM WEIGHTING CLEAN ************** ! uvw 0,-1 ! Uniform weighting is not currently selected. ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. win_mult = win_mult * 1.6 clean_niter = clean_niter * 2 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=2.91 mas, bmaj=6.534 mas, bpa=-0.8143 degrees ! Estimated noise=930.812 mJy/beam. repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0924789 Jy ! Component: 100 - total flux cleaned = 0.14132 Jy ! Component: 150 - total flux cleaned = 0.169509 Jy ! Component: 200 - total flux cleaned = 0.186052 Jy ! Total flux subtracted in 200 components = 0.186052 Jy ! Clean residual min=-0.026931 max=0.031924 Jy/beam ! Clean residual mean=-0.000242 rms=0.009147 Jy/beam ! Combined flux in latest and established models = 2.80822 Jy ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 65 components and 2.80822 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.308015Jy sigma=0.001851 ! Fit after self-cal, rms=0.306861Jy sigma=0.001842 ! Inverting map print "************** FINISHED NATURAL WEIGHTING CLEAN **************" ! ************** FINISHED NATURAL WEIGHTING CLEAN ************** ! gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 90 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 1.00* GG 1.00* HH 1.02 ! HN 1.07 KK 1.00* KP 1.00* LA 1.00* ! MA 1.21 MC 0.97 MK 1.00* NL 1.00* ! OV 1.00* PT 1.00* SC 1.04 TS 1.00* ! WF 1.04 WZ 0.84 ! ! A total of 6 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00 FD 1.00* GG 1.00* HH 1.00* ! HN 1.03 KK 1.03 KP 0.99 LA 1.00 ! MA 1.00* MC 1.00* MK 1.01 NL 1.02 ! OV 1.01 PT 1.00 SC 1.00 TS 1.00* ! WF 1.06 WZ 1.00* ! ! A total of 66 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.96 FD 1.00* GG 1.00* HH 1.00* ! HN 1.01 KK 1.00 KP 1.03 LA 0.94 ! MA 1.00* MC 1.00* MK 1.05 NL 1.00 ! OV 0.98 PT 0.97 SC 0.99 TS 1.04 ! WF 1.02 WZ 1.00* ! ! A total of 78 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 1.00* FD 1.00* GG 1.00* HH 1.01 ! HN 1.00* KK 1.00* KP 1.00* LA 1.00* ! MA 1.05 MC 1.07 MK 1.00* NL 1.00* ! OV 1.00* PT 1.00* SC 1.00* TS 1.00* ! WF 1.00* WZ 1.02 ! ! ! Correcting IF 2. ! A total of 90 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 1.00* GG 1.00* HH 1.02 ! HN 1.06 KK 1.00* KP 1.00* LA 1.00* ! MA 1.66 MC 0.90 MK 1.00* NL 1.00* ! OV 1.00* PT 1.00* SC 1.04 TS 1.00* ! WF 0.98 WZ 0.86 ! ! A total of 6 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.05 FD 1.00* GG 1.00* HH 1.00* ! HN 1.01 KK 1.03 KP 0.94 LA 0.97 ! MA 1.00* MC 1.00* MK 1.01 NL 1.04 ! OV 1.05 PT 0.99 SC 0.99 TS 1.00* ! WF 1.01 WZ 1.00* ! ! A total of 66 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.03 FD 1.00* GG 1.00* HH 1.00* ! HN 0.98 KK 1.04 KP 1.02 LA 0.97 ! MA 1.00* MC 1.00* MK 1.04 NL 1.00 ! OV 1.03 PT 0.99 SC 0.99 TS 1.03 ! WF 1.02 WZ 1.00* ! ! A total of 78 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 1.00* FD 1.00* GG 1.00* HH 1.03 ! HN 1.00* KK 1.00* KP 1.00* LA 1.00* ! MA 1.74 MC 0.91 MK 1.00* NL 1.00* ! OV 1.00* PT 1.00* SC 1.00* TS 1.00* ! WF 1.00* WZ 1.09 ! ! ! Correcting IF 3. ! A total of 90 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 1.00* GG 1.00* HH 1.04 ! HN 1.04 KK 1.00* KP 1.00* LA 1.00* ! MA 0.99 MC 0.93 MK 1.00* NL 1.00* ! OV 1.00* PT 1.00* SC 1.01 TS 1.00* ! WF 0.97 WZ 0.89 ! ! A total of 6 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.02 FD 1.00* GG 1.00* HH 1.00* ! HN 1.00 KK 1.01 KP 0.99 LA 0.98 ! MA 1.00* MC 1.00* MK 0.96 NL 1.08 ! OV 1.02 PT 1.00 SC 0.98 TS 1.00* ! WF 0.79 WZ 1.00* ! ! A total of 66 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.01 FD 1.00* GG 1.00* HH 1.00* ! HN 0.99 KK 1.05 KP 0.94 LA 0.93 ! MA 1.00* MC 1.00* MK 1.00 NL 1.00 ! OV 1.06 PT 0.99 SC 0.97 TS 1.03 ! WF 0.99 WZ 1.00* ! ! A total of 78 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 1.00* FD 1.00* GG 1.00* HH 0.97 ! HN 1.00* KK 1.00* KP 1.00* LA 1.00* ! MA 0.99 MC 0.94 MK 1.00* NL 1.00* ! OV 1.00* PT 1.00* SC 1.00* TS 1.00* ! WF 1.00* WZ 1.09 ! ! ! Correcting IF 4. ! A total of 9 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 1.00* GG 1.00* HH 0.97 ! HN 1.03 KK 1.00* KP 1.00* LA 1.00* ! MA 1.00* MC 1.00* MK 1.00* NL 1.00* ! OV 1.00* PT 1.00* SC 1.03 TS 1.00* ! WF 0.98 WZ 0.88 ! ! A total of 6 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.02 FD 1.00* GG 1.00* HH 1.00* ! HN 1.00 KK 0.98 KP 1.00 LA 1.00 ! MA 1.00* MC 1.00* MK 0.99 NL 1.16 ! OV 1.02 PT 0.99 SC 0.99 TS 1.00* ! WF 0.99 WZ 1.00* ! ! A total of 66 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.00 FD 1.00* GG 1.00* HH 1.00* ! HN 0.98 KK 1.03 KP 1.00 LA 0.98 ! MA 1.00* MC 1.00* MK 1.03 NL 1.03 ! OV 0.99 PT 1.00 SC 0.98 TS 1.02 ! WF 1.00 WZ 1.00* ! ! Telescope amplitude corrections in sub-array 4: ! BR 0.00* FD 0.00* GG 0.00* HH 0.00* ! HN 0.00* KK 0.00* KP 0.00* LA 0.00* ! MA 0.00* MC 0.00* MK 0.00* NL 0.00* ! OV 0.00* PT 0.00* SC 0.00* TS 0.00* ! WF 0.00* WZ 0.00* ! ! ! Fit before self-cal, rms=0.306861Jy sigma=0.001842 ! Fit after self-cal, rms=0.233729Jy sigma=0.001461 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=2.888 mas, bmaj=6.414 mas, bpa=-1.425 degrees ! Estimated noise=951.619 mJy/beam. repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! Added new window around map position (-6, 7.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0236614 Jy ! Component: 100 - total flux cleaned = 0.0317786 Jy ! Component: 150 - total flux cleaned = 0.0336949 Jy ! Component: 200 - total flux cleaned = 0.0347408 Jy ! Total flux subtracted in 200 components = 0.0347408 Jy ! Clean residual min=-0.010451 max=0.010733 Jy/beam ! Clean residual mean=-0.000094 rms=0.002861 Jy/beam ! Combined flux in latest and established models = 2.84296 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 89 components and 2.84296 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.231336Jy sigma=0.001436 ! Fit after self-cal, rms=0.231779Jy sigma=0.001433 ! Inverting map selfcal true, true, soltime1 ! Performing amp+phase self-cal over 120 minute time intervals ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.231779Jy sigma=0.001433 ! Fit after self-cal, rms=0.228769Jy sigma=0.001402 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.891 mas, bmaj=6.406 mas, bpa=-1.394 degrees ! Estimated noise=951.354 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00810626 Jy ! Component: 100 - total flux cleaned = 0.0109343 Jy ! Component: 150 - total flux cleaned = 0.0122829 Jy ! Component: 200 - total flux cleaned = 0.0132389 Jy ! Total flux subtracted in 200 components = 0.0132389 Jy ! Clean residual min=-0.008012 max=0.009899 Jy/beam ! Clean residual mean=0.000117 rms=0.002274 Jy/beam ! Combined flux in latest and established models = 2.8562 Jy selfcal ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 101 components and 2.8562 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.228108Jy sigma=0.001396 ! Fit after self-cal, rms=0.228039Jy sigma=0.001395 flux_cutoff = imstat(rms) * dynam ! Inverting map repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! Added new window around map position (-15, 9.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00988729 Jy ! Component: 100 - total flux cleaned = 0.0123856 Jy ! Component: 150 - total flux cleaned = 0.014197 Jy ! Component: 200 - total flux cleaned = 0.0148388 Jy ! Total flux subtracted in 200 components = 0.0148388 Jy ! Clean residual min=-0.008229 max=0.008470 Jy/beam ! Clean residual mean=-0.000065 rms=0.001984 Jy/beam ! Combined flux in latest and established models = 2.87104 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 118 components and 2.87104 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.227566Jy sigma=0.001390 ! Fit after self-cal, rms=0.227522Jy sigma=0.001390 ! Inverting map ! Added new window around map position (16.5, 13.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00561251 Jy ! Component: 100 - total flux cleaned = 0.00596347 Jy ! Component: 150 - total flux cleaned = 0.00659214 Jy ! Component: 200 - total flux cleaned = 0.00701292 Jy ! Total flux subtracted in 200 components = 0.00701292 Jy ! Clean residual min=-0.007803 max=0.006782 Jy/beam ! Clean residual mean=-0.000146 rms=0.001847 Jy/beam ! Combined flux in latest and established models = 2.87805 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 134 components and 2.87805 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.227144Jy sigma=0.001387 ! Fit after self-cal, rms=0.227137Jy sigma=0.001387 ! Inverting map selfcal true, true, soltime2 ! Performing amp+phase self-cal over 20 minute time intervals ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.227137Jy sigma=0.001387 ! Fit after self-cal, rms=0.226671Jy sigma=0.001384 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.892 mas, bmaj=6.401 mas, bpa=-1.385 degrees ! Estimated noise=950.564 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00324541 Jy ! Component: 100 - total flux cleaned = 0.00467805 Jy ! Component: 150 - total flux cleaned = 0.00624561 Jy ! Component: 200 - total flux cleaned = 0.00735554 Jy ! Total flux subtracted in 200 components = 0.00735554 Jy ! Clean residual min=-0.006743 max=0.005649 Jy/beam ! Clean residual mean=-0.000091 rms=0.001592 Jy/beam ! Combined flux in latest and established models = 2.88541 Jy selfcal ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 141 components and 2.88541 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.226412Jy sigma=0.001382 ! Fit after self-cal, rms=0.226400Jy sigma=0.001382 flux_cutoff = imstat(rms) * dynam ! Inverting map repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00146216 Jy ! Component: 100 - total flux cleaned = 0.00208098 Jy ! Component: 150 - total flux cleaned = 0.00252727 Jy ! Component: 200 - total flux cleaned = 0.00273711 Jy ! Total flux subtracted in 200 components = 0.00273711 Jy ! Clean residual min=-0.006526 max=0.005545 Jy/beam ! Clean residual mean=-0.000123 rms=0.001546 Jy/beam ! Combined flux in latest and established models = 2.88814 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 144 components and 2.88814 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.226269Jy sigma=0.001381 ! Fit after self-cal, rms=0.226270Jy sigma=0.001380 ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 20 mega-wavelengths. win_mult = win_mult * 1.2 selfcal true, true, soltime2 ! Performing amp+phase self-cal over 20 minute time intervals ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.226270Jy sigma=0.001380 ! Fit after self-cal, rms=0.226087Jy sigma=0.001380 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=7.439 mas, bmaj=13.99 mas, bpa=-3.311 degrees ! Estimated noise=1230.6 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00263334 Jy ! Component: 100 - total flux cleaned = 0.00313921 Jy ! Component: 150 - total flux cleaned = 0.00314889 Jy ! Component: 200 - total flux cleaned = 0.00298814 Jy ! Total flux subtracted in 200 components = 0.00298814 Jy ! Clean residual min=-0.006084 max=0.004786 Jy/beam ! Clean residual mean=-0.000244 rms=0.001659 Jy/beam ! Combined flux in latest and established models = 2.89113 Jy selfcal ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 160 components and 2.89113 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.226017Jy sigma=0.001379 ! Fit after self-cal, rms=0.225999Jy sigma=0.001379 flux_cutoff = imstat(rms) * dynam ! Inverting map repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000114184 Jy ! Component: 100 - total flux cleaned = 0.000271614 Jy ! Component: 150 - total flux cleaned = 6.67599e-05 Jy ! Component: 200 - total flux cleaned = -5.30592e-05 Jy ! Total flux subtracted in 200 components = -5.30592e-05 Jy ! Clean residual min=-0.005994 max=0.004660 Jy/beam ! Clean residual mean=-0.000244 rms=0.001637 Jy/beam ! Combined flux in latest and established models = 2.89108 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 168 components and 2.89108 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.225969Jy sigma=0.001379 ! Fit after self-cal, rms=0.225960Jy sigma=0.001379 ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. win_mult = win_mult / 1.2 print "************** FINISHED AMPLITUDE SELF-CAL **************" ! ************** FINISHED AMPLITUDE SELF-CAL ************** restore ! Inverting map and beam ! Estimated beam: bmin=2.894 mas, bmaj=6.398 mas, bpa=-1.377 degrees ! Estimated noise=950.081 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.894 x 6.398 at -1.377 degrees (North through East) ! Clean map min=-0.005803 max=2.3554 Jy/beam if(peak(flux) > thresh) selfcal true, true clean clean_niter,clean_gain selfcal flux_cutoff = imstat(rms) * dynam repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) selfcal true, true end if ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.225960Jy sigma=0.001379 ! Fit after self-cal, rms=0.202789Jy sigma=0.001183 ! Inverting map and beam ! Estimated beam: bmin=2.894 mas, bmaj=6.395 mas, bpa=-1.373 degrees ! Estimated noise=949.504 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000668793 Jy ! Component: 100 - total flux cleaned = 0.00119498 Jy ! Component: 150 - total flux cleaned = 0.0014758 Jy ! Component: 200 - total flux cleaned = 0.00164514 Jy ! Total flux subtracted in 200 components = 0.00164514 Jy ! Clean residual min=-0.005325 max=0.004941 Jy/beam ! Clean residual mean=0.000048 rms=0.001331 Jy/beam ! Combined flux in latest and established models = 2.89272 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 184 components and 2.89272 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.202677Jy sigma=0.001182 ! Fit after self-cal, rms=0.202678Jy sigma=0.001182 ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000525081 Jy ! Component: 100 - total flux cleaned = 0.000531037 Jy ! Component: 150 - total flux cleaned = 0.000678136 Jy ! Component: 200 - total flux cleaned = 0.000749365 Jy ! Total flux subtracted in 200 components = 0.000749365 Jy ! Clean residual min=-0.005272 max=0.004971 Jy/beam ! Clean residual mean=0.000039 rms=0.001317 Jy/beam ! Combined flux in latest and established models = 2.89347 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 191 components and 2.89347 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.202617Jy sigma=0.001182 ! Fit after self-cal, rms=0.202616Jy sigma=0.001182 ! Inverting map ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.202616Jy sigma=0.001182 ! Fit after self-cal, rms=0.202549Jy sigma=0.001181 print "************** CLEARING MODEL AND STARTING OVER **********" ! ************** CLEARING MODEL AND STARTING OVER ********** clrmod true ! clrmod: Cleared the established and tentative models. uvw 2,-1 ! Uniform weighting binwidth: 2 (pixels). ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.046 mas, bmaj=4.809 mas, bpa=-1.582 degrees ! Estimated noise=1906.33 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 1.75156 Jy ! Component: 100 - total flux cleaned = 2.18626 Jy ! Component: 150 - total flux cleaned = 2.3905 Jy ! Component: 200 - total flux cleaned = 2.5064 Jy ! Total flux subtracted in 200 components = 2.5064 Jy ! Clean residual min=-0.023046 max=0.061519 Jy/beam ! Clean residual mean=0.000694 rms=0.008619 Jy/beam ! Combined flux in latest and established models = 2.5064 Jy uvw 0,-1 ! Uniform weighting is not currently selected. ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. flux_cutoff = imstat(rms) * dynam ! Adding 26 model components to the UV plane model. ! The established model now contains 26 components and 2.5064 Jy ! Inverting map and beam ! Estimated beam: bmin=2.895 mas, bmaj=6.393 mas, bpa=-1.363 degrees ! Estimated noise=949.277 mJy/beam. repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam keep new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.134848 Jy ! Component: 100 - total flux cleaned = 0.208414 Jy ! Component: 150 - total flux cleaned = 0.254016 Jy ! Component: 200 - total flux cleaned = 0.284295 Jy ! Total flux subtracted in 200 components = 0.284295 Jy ! Clean residual min=-0.008993 max=0.017776 Jy/beam ! Clean residual mean=0.001187 rms=0.004727 Jy/beam ! Combined flux in latest and established models = 2.79069 Jy ! Adding 70 model components to the UV plane model. ! The established model now contains 89 components and 2.79069 Jy ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 20 mega-wavelengths. clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=7.437 mas, bmaj=13.99 mas, bpa=-3.315 degrees ! Estimated noise=1229.54 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0384538 Jy ! Component: 100 - total flux cleaned = 0.0604163 Jy ! Component: 150 - total flux cleaned = 0.0739745 Jy ! Component: 200 - total flux cleaned = 0.0830881 Jy ! Total flux subtracted in 200 components = 0.0830881 Jy ! Clean residual min=-0.006111 max=0.006937 Jy/beam ! Clean residual mean=0.000621 rms=0.002319 Jy/beam ! Combined flux in latest and established models = 2.87378 Jy flux_cutoff = imstat(rms) * dynam repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam keep new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00659093 Jy ! Component: 100 - total flux cleaned = 0.0114174 Jy ! Component: 150 - total flux cleaned = 0.0143308 Jy ! Component: 200 - total flux cleaned = 0.0157086 Jy ! Total flux subtracted in 200 components = 0.0157086 Jy ! Clean residual min=-0.005132 max=0.004749 Jy/beam ! Clean residual mean=0.000214 rms=0.001576 Jy/beam ! Combined flux in latest and established models = 2.88949 Jy ! Adding 106 model components to the UV plane model. ! The established model now contains 189 components and 2.88949 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=2.895 mas, bmaj=6.393 mas, bpa=-1.363 degrees ! Estimated noise=949.277 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000878151 Jy ! Component: 100 - total flux cleaned = 0.000215543 Jy ! Component: 150 - total flux cleaned = 0.00102093 Jy ! Component: 200 - total flux cleaned = 0.00136389 Jy ! Total flux subtracted in 200 components = 0.00136389 Jy ! Clean residual min=-0.004816 max=0.005001 Jy/beam ! Clean residual mean=0.000077 rms=0.001365 Jy/beam ! Combined flux in latest and established models = 2.89085 Jy selfcal ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 205 components and 2.89085 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.202729Jy sigma=0.001183 ! Fit after self-cal, rms=0.202590Jy sigma=0.001182 wmodel J0730-1141_S_2001_10_29_pus_map.mod ! Writing 205 model components to file: J0730-1141_S_2001_10_29_pus_map.mod wobs J0730-1141_S_2001_10_29_pus_uvs.fits ! Writing UV FITS file: J0730-1141_S_2001_10_29_pus_uvs.fits wwins J0730-1141_S_2001_10_29_pus_map.win ! wwins: Wrote 5 windows to J0730-1141_S_2001_10_29_pus_map.win x = (field_size-8) * field_cell / 4 addwin -x,x,-x,x clean (field_size*4),0.01 ! Inverting map ! clean: niter=2048 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = -0.00029342 Jy ! Component: 100 - total flux cleaned = -0.000209598 Jy ! Component: 150 - total flux cleaned = 0.00034144 Jy ! Component: 200 - total flux cleaned = 0.000643982 Jy ! Component: 250 - total flux cleaned = 0.00115826 Jy ! Component: 300 - total flux cleaned = 0.00151514 Jy ! Component: 350 - total flux cleaned = 0.00186164 Jy ! Component: 400 - total flux cleaned = 0.00192877 Jy ! Component: 450 - total flux cleaned = 0.00225695 Jy ! Component: 500 - total flux cleaned = 0.00244909 Jy ! Component: 550 - total flux cleaned = 0.00257427 Jy ! Component: 600 - total flux cleaned = 0.00275873 Jy ! Component: 650 - total flux cleaned = 0.00287904 Jy ! Component: 700 - total flux cleaned = 0.0030566 Jy ! Component: 750 - total flux cleaned = 0.00311392 Jy ! Component: 800 - total flux cleaned = 0.00322803 Jy ! Component: 850 - total flux cleaned = 0.00317075 Jy ! Component: 900 - total flux cleaned = 0.00322685 Jy ! Component: 950 - total flux cleaned = 0.00333698 Jy ! Component: 1000 - total flux cleaned = 0.00344599 Jy ! Component: 1050 - total flux cleaned = 0.00355356 Jy ! Component: 1100 - total flux cleaned = 0.00360667 Jy ! Component: 1150 - total flux cleaned = 0.00376561 Jy ! Component: 1200 - total flux cleaned = 0.00397447 Jy ! Component: 1250 - total flux cleaned = 0.00412875 Jy ! Component: 1300 - total flux cleaned = 0.00423061 Jy ! Component: 1350 - total flux cleaned = 0.00428178 Jy ! Component: 1400 - total flux cleaned = 0.00453088 Jy ! Component: 1450 - total flux cleaned = 0.00448132 Jy ! Component: 1500 - total flux cleaned = 0.00472625 Jy ! Component: 1550 - total flux cleaned = 0.00472608 Jy ! Component: 1600 - total flux cleaned = 0.00487034 Jy ! Component: 1650 - total flux cleaned = 0.00491792 Jy ! Component: 1700 - total flux cleaned = 0.00505949 Jy ! Component: 1750 - total flux cleaned = 0.00505975 Jy ! Component: 1800 - total flux cleaned = 0.00519903 Jy ! Component: 1850 - total flux cleaned = 0.00538275 Jy ! Component: 1900 - total flux cleaned = 0.00538256 Jy ! Component: 1950 - total flux cleaned = 0.00542768 Jy ! Component: 2000 - total flux cleaned = 0.00542758 Jy ! Total flux subtracted in 2048 components = 0.00551655 Jy ! Clean residual min=-0.002548 max=0.003229 Jy/beam ! Clean residual mean=0.000047 rms=0.000873 Jy/beam ! Combined flux in latest and established models = 2.89637 Jy keep ! Adding 140 model components to the UV plane model. ! The established model now contains 345 components and 2.89637 Jy ![Exited script file: muppet] wmap "J0730-1141_S_2001_10_29_pus\_map.fits" ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.895 x 6.393 at -1.363 degrees (North through East) ! Clean map min=-0.0041797 max=2.3591 Jy/beam ! Writing clean map to FITS file: J0730-1141_S_2001_10_29_pus_map.fits float peak_flux peak_flux = peak(flux,max) print "The peak flux is",peak_flux ! The peak flux is 2.35906 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000869023 device "J0730-1141_S_2001_10_29_pus\_map.eps/VPS" ! Attempting to open device: 'J0730-1141_S_2001_10_29_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.110513 0.110513 0.221026 0.442052 0.884104 1.76821 3.53642 7.07283 14.1457 28.2913 56.5827 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0026 print "peak=",int(1000*peak_flux)/1000 ! peak= 2.359 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.895 x 6.393 at -1.363 degrees (North through East) ! Clean map min=-0.0041797 max=2.3591 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J0730-1141_S_2001_10_29_pus\_map.gif/vgif" ! Attempting to open device: 'J0730-1141_S_2001_10_29_pus_map.gif/vgif' mapplot cln quit ! Quitting program ! Log file J0730-1141_S_2001_10_29_pus_uvs.log closed on Wed Feb 27 15:15:55 2008