! Started logfile: J0121+0422_S_2000_03_13_pus_uvs.log on Tue Apr 2 14:35:42 2013 obs J0121+0422_S_2000_03_13_pus_uva.fits ! Reading UV FITS file: J0121+0422_S_2000_03_13_pus_uva.fits ! AN table 1: 19 integrations on 190 of 190 possible baselines. ! AN table 2: 11 integrations on 190 of 190 possible baselines. ! Apparent sampling: 0.129649 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J0121+0422 ! ! 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 2.22497e+09 8e+06 1 8e+06 ! 02 2 2.24497e+09 8e+06 1 8e+06 ! 03 3 2.33497e+09 8e+06 1 8e+06 ! 04 4 2.36497e+09 8e+06 1 8e+06 ! ! Polarization(s): RR ! ! Read 2247 lines of history. ! ! Reading 2956 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 J0121+0422_S_2000_03_13_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 227 telescope corrections were flagged in sub-array 1. ! A total of 220 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 2. ! A total of 227 telescope corrections were flagged in sub-array 1. ! A total of 220 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 3. ! A total of 227 telescope corrections were flagged in sub-array 1. ! A total of 220 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 4. ! A total of 227 telescope corrections were flagged in sub-array 1. ! A total of 220 telescope corrections were flagged in sub-array 2. ! ! Fit before self-cal, rms=0.447910Jy sigma=0.004338 ! Fit after self-cal, rms=0.254533Jy sigma=0.002368 ! 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=2.588 mas, bmaj=5.482 mas, bpa=2.953 degrees ! Estimated noise=1643.24 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 = 0.872633 Jy ! Component: 100 - total flux cleaned = 1.07444 Jy ! Total flux subtracted in 100 components = 1.07444 Jy ! Clean residual min=-0.025805 max=0.076317 Jy/beam ! Clean residual mean=0.000373 rms=0.010941 Jy/beam ! Combined flux in latest and established models = 1.07444 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 8 components and 1.07444 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.217831Jy sigma=0.001951 ! Fit after self-cal, rms=0.217827Jy sigma=0.001951 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0828067 Jy ! Component: 100 - total flux cleaned = 0.126253 Jy ! Total flux subtracted in 100 components = 0.126253 Jy ! Clean residual min=-0.017566 max=0.021867 Jy/beam ! Clean residual mean=0.000165 rms=0.005347 Jy/beam ! Combined flux in latest and established models = 1.20069 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 17 components and 1.20069 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.181715Jy sigma=0.001501 ! Fit after self-cal, rms=0.181691Jy sigma=0.001500 ! 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=3.035 mas, bmaj=6.239 mas, bpa=0.4508 degrees ! Estimated noise=1387.92 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 = 0.033579 Jy ! Component: 100 - total flux cleaned = 0.0523076 Jy ! Component: 150 - total flux cleaned = 0.0632688 Jy ! Component: 200 - total flux cleaned = 0.0698702 Jy ! Total flux subtracted in 200 components = 0.0698702 Jy ! Clean residual min=-0.013939 max=0.013704 Jy/beam ! Clean residual mean=0.000095 rms=0.003291 Jy/beam ! Combined flux in latest and established models = 1.27056 Jy ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 45 components and 1.27056 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.176229Jy sigma=0.001423 ! Fit after self-cal, rms=0.176199Jy sigma=0.001423 ! Inverting map print "************** FINISHED NATURAL WEIGHTING CLEAN **************" ! ************** FINISHED NATURAL WEIGHTING CLEAN ************** ! gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.91 FD 1.03 GC 1.04 KP 0.95 ! LA 1.01 NL 0.99 OV 1.01 PT 1.01 ! SC 1.01 WF 1.20 HH 1.00* KK 1.00* ! MA 1.00* MC 1.00* MK 1.01 NY 1.00* ! ON 1.00* TS 1.00* WZ 1.00* HN 1.00* ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.00* FD 0.00* GC 0.00* KP 0.00* ! LA 0.00* NL 0.00* OV 0.00* PT 0.00* ! SC 0.00* WF 0.00* HH 0.00* KK 0.00* ! MA 0.00* MC 0.00* MK 0.00* NY 0.00* ! ON 0.00* TS 0.00* WZ 0.00* HN 0.00* ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 0.99 GC 1.04 KP 0.96 ! LA 1.00 NL 1.00 OV 0.99 PT 1.01 ! SC 1.00 WF 1.01 HH 1.00* KK 1.00* ! MA 1.00* MC 1.00* MK 1.01 NY 1.00* ! ON 1.00* TS 1.00* WZ 1.00* HN 1.00* ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.00* FD 0.00* GC 0.00* KP 0.00* ! LA 0.00* NL 0.00* OV 0.00* PT 0.00* ! SC 0.00* WF 0.00* HH 0.00* KK 0.00* ! MA 0.00* MC 0.00* MK 0.00* NY 0.00* ! ON 0.00* TS 0.00* WZ 0.00* HN 0.00* ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 0.99 GC 1.03 KP 1.04 ! LA 1.00 NL 0.98 OV 1.02 PT 0.95 ! SC 1.03 WF 0.89 HH 1.00* KK 1.00* ! MA 1.00* MC 1.00* MK 1.01 NY 1.00* ! ON 1.00* TS 1.00* WZ 1.00* HN 1.00* ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.00* FD 0.00* GC 0.00* KP 0.00* ! LA 0.00* NL 0.00* OV 0.00* PT 0.00* ! SC 0.00* WF 0.00* HH 0.00* KK 0.00* ! MA 0.00* MC 0.00* MK 0.00* NY 0.00* ! ON 0.00* TS 0.00* WZ 0.00* HN 0.00* ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 1.01 GC 1.03 KP 1.02 ! LA 1.01 NL 0.99 OV 1.00 PT 1.00 ! SC 1.02 WF 1.03 HH 1.00* KK 1.00* ! MA 1.00* MC 1.00* MK 1.01 NY 1.00* ! ON 1.00* TS 1.00* WZ 1.00* HN 1.00* ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.00* FD 0.00* GC 0.00* KP 0.00* ! LA 0.00* NL 0.00* OV 0.00* PT 0.00* ! SC 0.00* WF 0.00* HH 0.00* KK 0.00* ! MA 0.00* MC 0.00* MK 0.00* NY 0.00* ! ON 0.00* TS 0.00* WZ 0.00* HN 0.00* ! ! ! Fit before self-cal, rms=0.176199Jy sigma=0.001423 ! Fit after self-cal, rms=0.163823Jy sigma=0.001328 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=3.053 mas, bmaj=6.281 mas, bpa=0.3584 degrees ! Estimated noise=1393.88 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 = -0.00400299 Jy ! Component: 100 - total flux cleaned = -0.00441447 Jy ! Component: 150 - total flux cleaned = -0.00501867 Jy ! Component: 200 - total flux cleaned = -0.00538594 Jy ! Total flux subtracted in 200 components = -0.00538594 Jy ! Clean residual min=-0.007829 max=0.009649 Jy/beam ! Clean residual mean=0.000063 rms=0.002162 Jy/beam ! Combined flux in latest and established models = 1.26518 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 55 components and 1.26518 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.163648Jy sigma=0.001326 ! Fit after self-cal, rms=0.163638Jy sigma=0.001326 ! 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=0.163638Jy sigma=0.001326 ! Fit after self-cal, rms=0.163724Jy sigma=0.001326 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.057 mas, bmaj=6.289 mas, bpa=0.3115 degrees ! Estimated noise=1394.02 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.0031695 Jy ! Component: 100 - total flux cleaned = -0.00373979 Jy ! Component: 150 - total flux cleaned = -0.00414504 Jy ! Component: 200 - total flux cleaned = -0.00443299 Jy ! Total flux subtracted in 200 components = -0.00443299 Jy ! Clean residual min=-0.007480 max=0.009358 Jy/beam ! Clean residual mean=0.000064 rms=0.002107 Jy/beam ! Combined flux in latest and established models = 1.26074 Jy selfcal ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 57 components and 1.26075 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.163624Jy sigma=0.001325 ! Fit after self-cal, rms=0.163621Jy sigma=0.001325 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 (-11, 32). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00344908 Jy ! Component: 100 - total flux cleaned = 0.00488313 Jy ! Component: 150 - total flux cleaned = 0.00606101 Jy ! Component: 200 - total flux cleaned = 0.00641116 Jy ! Total flux subtracted in 200 components = 0.00641116 Jy ! Clean residual min=-0.006745 max=0.007450 Jy/beam ! Clean residual mean=0.000030 rms=0.001840 Jy/beam ! Combined flux in latest and established models = 1.26716 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 71 components and 1.26716 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.162999Jy sigma=0.001319 ! Fit after self-cal, rms=0.162991Jy sigma=0.001319 ! 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=0.162991Jy sigma=0.001319 ! Fit after self-cal, rms=0.162921Jy sigma=0.001319 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.06 mas, bmaj=6.294 mas, bpa=0.3022 degrees ! Estimated noise=1393.24 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000324406 Jy ! Component: 100 - total flux cleaned = -0.000321922 Jy ! Component: 150 - total flux cleaned = -0.000165476 Jy ! Component: 200 - total flux cleaned = -0.000236799 Jy ! Total flux subtracted in 200 components = -0.000236799 Jy ! Clean residual min=-0.006456 max=0.007282 Jy/beam ! Clean residual mean=0.000024 rms=0.001789 Jy/beam ! Combined flux in latest and established models = 1.26692 Jy selfcal ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 86 components and 1.26692 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.162825Jy sigma=0.001318 ! Fit after self-cal, rms=0.162826Jy sigma=0.001318 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 = -0.000241555 Jy ! Component: 100 - total flux cleaned = -0.000242001 Jy ! Component: 150 - total flux cleaned = -0.000369158 Jy ! Component: 200 - total flux cleaned = -0.000368798 Jy ! Total flux subtracted in 200 components = -0.000368798 Jy ! Clean residual min=-0.006357 max=0.007201 Jy/beam ! Clean residual mean=0.000026 rms=0.001767 Jy/beam ! Combined flux in latest and established models = 1.26655 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 93 components and 1.26655 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.162779Jy sigma=0.001318 ! Fit after self-cal, rms=0.162779Jy sigma=0.001318 ! 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=0.162779Jy sigma=0.001318 ! Fit after self-cal, rms=0.162729Jy sigma=0.001318 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=7.301 mas, bmaj=10.46 mas, bpa=14.65 degrees ! Estimated noise=1749.29 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.0033878 Jy ! Component: 100 - total flux cleaned = -0.00464896 Jy ! Component: 150 - total flux cleaned = -0.00465182 Jy ! Component: 200 - total flux cleaned = -0.00465401 Jy ! Total flux subtracted in 200 components = -0.00465401 Jy ! Clean residual min=-0.008402 max=0.007420 Jy/beam ! Clean residual mean=0.000079 rms=0.002331 Jy/beam ! Combined flux in latest and established models = 1.2619 Jy selfcal ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 106 components and 1.2619 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.162716Jy sigma=0.001318 ! Fit after self-cal, rms=0.162714Jy sigma=0.001318 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 = -0.000138731 Jy ! Component: 100 - total flux cleaned = -0.000201067 Jy ! Component: 150 - total flux cleaned = -0.000200997 Jy ! Component: 200 - total flux cleaned = -0.000199138 Jy ! Total flux subtracted in 200 components = -0.000199138 Jy ! Clean residual min=-0.008341 max=0.007454 Jy/beam ! Clean residual mean=0.000080 rms=0.002306 Jy/beam ! Combined flux in latest and established models = 1.2617 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 110 components and 1.2617 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.162741Jy sigma=0.001318 ! Fit after self-cal, rms=0.162741Jy sigma=0.001318 ! 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=3.062 mas, bmaj=6.298 mas, bpa=0.2847 degrees ! Estimated noise=1392.54 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.062 x 6.298 at 0.2847 degrees (North through East) ! Clean map min=-0.0086596 max=1.1466 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=0.162741Jy sigma=0.001318 ! Fit after self-cal, rms=0.153666Jy sigma=0.001216 ! Inverting map and beam ! Estimated beam: bmin=3.063 mas, bmaj=6.301 mas, bpa=0.2827 degrees ! Estimated noise=1391.44 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000839157 Jy ! Component: 100 - total flux cleaned = 0.000423798 Jy ! Component: 150 - total flux cleaned = 0.000213801 Jy ! Component: 200 - total flux cleaned = 9.32899e-05 Jy ! Total flux subtracted in 200 components = 9.32899e-05 Jy ! Clean residual min=-0.006161 max=0.006982 Jy/beam ! Clean residual mean=0.000027 rms=0.001703 Jy/beam ! Combined flux in latest and established models = 1.26179 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 120 components and 1.26179 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.153591Jy sigma=0.001215 ! Fit after self-cal, rms=0.153585Jy sigma=0.001215 ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000359627 Jy ! Component: 100 - total flux cleaned = -0.00036022 Jy ! Component: 150 - total flux cleaned = -0.000257056 Jy ! Component: 200 - total flux cleaned = -0.000207425 Jy ! Total flux subtracted in 200 components = -0.000207425 Jy ! Clean residual min=-0.006263 max=0.006921 Jy/beam ! Clean residual mean=0.000027 rms=0.001688 Jy/beam ! Combined flux in latest and established models = 1.26158 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 121 components and 1.26158 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.153550Jy sigma=0.001214 ! Fit after self-cal, rms=0.153549Jy sigma=0.001214 ! Inverting map ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.153549Jy sigma=0.001214 ! Fit after self-cal, rms=0.153511Jy sigma=0.001214 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=2.611 mas, bmaj=5.529 mas, bpa=2.719 degrees ! Estimated noise=1657.6 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.880199 Jy ! Component: 100 - total flux cleaned = 1.07877 Jy ! Component: 150 - total flux cleaned = 1.155 Jy ! Component: 200 - total flux cleaned = 1.19338 Jy ! Total flux subtracted in 200 components = 1.19338 Jy ! Clean residual min=-0.014043 max=0.018204 Jy/beam ! Clean residual mean=0.000127 rms=0.003743 Jy/beam ! Combined flux in latest and established models = 1.19338 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 12 model components to the UV plane model. ! The established model now contains 12 components and 1.19338 Jy ! Inverting map and beam ! Estimated beam: bmin=3.064 mas, bmaj=6.304 mas, bpa=0.2801 degrees ! Estimated noise=1390.76 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 = 0.0263223 Jy ! Component: 100 - total flux cleaned = 0.0377998 Jy ! Component: 150 - total flux cleaned = 0.0444381 Jy ! Component: 200 - total flux cleaned = 0.049251 Jy ! Total flux subtracted in 200 components = 0.049251 Jy ! Clean residual min=-0.007911 max=0.007101 Jy/beam ! Clean residual mean=0.000067 rms=0.002031 Jy/beam ! Combined flux in latest and established models = 1.24263 Jy ! Adding 30 model components to the UV plane model. ! The established model now contains 40 components and 1.24263 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=7.306 mas, bmaj=10.47 mas, bpa=14.62 degrees ! Estimated noise=1744.52 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00657973 Jy ! Component: 100 - total flux cleaned = 0.00999813 Jy ! Component: 150 - total flux cleaned = 0.0111468 Jy ! Component: 200 - total flux cleaned = 0.0120484 Jy ! Total flux subtracted in 200 components = 0.0120484 Jy ! Clean residual min=-0.008923 max=0.007082 Jy/beam ! Clean residual mean=0.000090 rms=0.002319 Jy/beam ! Combined flux in latest and established models = 1.25468 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 = 0.000555696 Jy ! Component: 100 - total flux cleaned = 0.00105324 Jy ! Component: 150 - total flux cleaned = 0.00143859 Jy ! Component: 200 - total flux cleaned = 0.00178955 Jy ! Total flux subtracted in 200 components = 0.00178955 Jy ! Clean residual min=-0.008752 max=0.007201 Jy/beam ! Clean residual mean=0.000080 rms=0.002273 Jy/beam ! Combined flux in latest and established models = 1.25646 Jy ! Adding 22 model components to the UV plane model. ! The established model now contains 58 components and 1.25646 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=3.064 mas, bmaj=6.304 mas, bpa=0.2801 degrees ! Estimated noise=1390.76 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000102058 Jy ! Component: 100 - total flux cleaned = 0.000563407 Jy ! Component: 150 - total flux cleaned = 0.000967718 Jy ! Component: 200 - total flux cleaned = 0.0014333 Jy ! Total flux subtracted in 200 components = 0.0014333 Jy ! Clean residual min=-0.006870 max=0.007153 Jy/beam ! Clean residual mean=0.000028 rms=0.001810 Jy/beam ! Combined flux in latest and established models = 1.2579 Jy selfcal ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 68 components and 1.2579 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.153928Jy sigma=0.001218 ! Fit after self-cal, rms=0.153904Jy sigma=0.001218 wmodel J0121+0422_S_2000_03_13_pus_map.mod ! Writing 68 model components to file: J0121+0422_S_2000_03_13_pus_map.mod wobs J0121+0422_S_2000_03_13_pus_uvs.fits ! Writing UV FITS file: J0121+0422_S_2000_03_13_pus_uvs.fits wwins J0121+0422_S_2000_03_13_pus_map.win ! wwins: Wrote 2 windows to J0121+0422_S_2000_03_13_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 = -0.000568101 Jy ! Component: 100 - total flux cleaned = -0.00158919 Jy ! Component: 150 - total flux cleaned = -0.00232287 Jy ! Component: 200 - total flux cleaned = -0.00281973 Jy ! Component: 250 - total flux cleaned = -0.00291503 Jy ! Component: 300 - total flux cleaned = -0.00291528 Jy ! Component: 350 - total flux cleaned = -0.00291512 Jy ! Component: 400 - total flux cleaned = -0.00291456 Jy ! Component: 450 - total flux cleaned = -0.00282991 Jy ! Component: 500 - total flux cleaned = -0.00226304 Jy ! Component: 550 - total flux cleaned = -0.00202575 Jy ! Component: 600 - total flux cleaned = -0.00125038 Jy ! Component: 650 - total flux cleaned = -0.000873276 Jy ! Component: 700 - total flux cleaned = -0.000280548 Jy ! Component: 750 - total flux cleaned = 9.97825e-06 Jy ! Component: 800 - total flux cleaned = 0.000293441 Jy ! Component: 850 - total flux cleaned = 0.00050069 Jy ! Component: 900 - total flux cleaned = 0.000430642 Jy ! Component: 950 - total flux cleaned = 0.000229691 Jy ! Component: 1000 - total flux cleaned = 0.000296339 Jy ! Component: 1050 - total flux cleaned = 0.000426215 Jy ! Component: 1100 - total flux cleaned = 0.000361946 Jy ! Component: 1150 - total flux cleaned = 0.000173579 Jy ! Component: 1200 - total flux cleaned = 0.000112491 Jy ! Component: 1250 - total flux cleaned = 0.000232365 Jy ! Component: 1300 - total flux cleaned = -0.000126205 Jy ! Component: 1350 - total flux cleaned = -8.74266e-06 Jy ! Component: 1400 - total flux cleaned = -9.04279e-06 Jy ! Component: 1450 - total flux cleaned = -6.6654e-05 Jy ! Component: 1500 - total flux cleaned = -0.000123632 Jy ! Component: 1550 - total flux cleaned = -0.000234758 Jy ! Component: 1600 - total flux cleaned = -0.000180804 Jy ! Component: 1650 - total flux cleaned = -0.000235548 Jy ! Component: 1700 - total flux cleaned = -0.000130252 Jy ! Component: 1750 - total flux cleaned = -0.000235506 Jy ! Component: 1800 - total flux cleaned = -8.00711e-05 Jy ! Component: 1850 - total flux cleaned = -0.000183448 Jy ! Component: 1900 - total flux cleaned = -8.23846e-05 Jy ! Component: 1950 - total flux cleaned = -3.23834e-05 Jy ! Component: 2000 - total flux cleaned = 0.000114533 Jy ! Total flux subtracted in 2048 components = 1.7338e-05 Jy ! Clean residual min=-0.003329 max=0.002740 Jy/beam ! Clean residual mean=0.000010 rms=0.000935 Jy/beam ! Combined flux in latest and established models = 1.25791 Jy keep ! Adding 124 model components to the UV plane model. ! The established model now contains 192 components and 1.25792 Jy ![Exited script file: muppet] wmap "J0121+0422_S_2000_03_13_pus\_map.fits" ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.064 x 6.304 at 0.2801 degrees (North through East) ! Clean map min=-0.0089176 max=1.1485 Jy/beam ! Writing clean map to FITS file: J0121+0422_S_2000_03_13_pus_map.fits float peak_flux peak_flux = peak(flux,max) print "The peak flux is",peak_flux ! The peak flux is 1.14851 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000925933 device "J0121+0422_S_2000_03_13_pus\_map.eps/VPS" ! Attempting to open device: 'J0121+0422_S_2000_03_13_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.241861 0.241861 0.483723 0.967446 1.93489 3.86978 7.73956 15.4791 30.9583 61.9165 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0027 print "peak=",int(1000*peak_flux)/1000 ! peak= 1.148 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.064 x 6.304 at 0.2801 degrees (North through East) ! Clean map min=-0.0089176 max=1.1485 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. quit ! Quitting program ! Log file J0121+0422_S_2000_03_13_pus_uvs.log closed on Tue Apr 2 14:35:45 2013