! Started logfile: /vlbi/bp222/maps//J0721+7120_S_dfm.log on Thu Sep 27 10:52:24 2018 float field_size field_size = 1024 float field_cell field_cell = 0.5000 float taper_size taper_size = 20.0 float freq freq = 2.22000 obs /vlbi/bp222/maps//J0721+7120_S_uvm.fits ! Reading UV FITS file: /vlbi/bp222/maps//J0721+7120_S_uvm.fits ! AN table 1: 32 integrations on 28 of 28 possible baselines. ! AN table 2: 16 integrations on 36 of 36 possible baselines. ! AN table 3: 32 integrations on 21 of 21 possible baselines. ! AN table 4: 16 integrations on 21 of 21 possible baselines. ! AN table 5: 16 integrations on 36 of 36 possible baselines. ! Apparent sampling: 1.05137 visibilities/baseline/integration-bin. ! Found source: J0721+7120 ! ! 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 2.22e+09 3.2e+07 1 3.2e+07 ! 02 2 2.252e+09 3.2e+07 1 3.2e+07 ! 03 3 2.284e+09 3.2e+07 1 3.2e+07 ! 04 4 2.348e+09 3.2e+07 1 3.2e+07 ! ! Polarization(s): RR ! ! Read 44 lines of history. ! ! Reading 12852 visibilities. select rr, 1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16 ! Restricting channel ranges to the available 4 channels. ! 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 = 1024 print "field_cell =", field_cell ! field_cell = 0.5 print "taper_size =", taper_size ! taper_size = 20 ![@/opt64/bin/pima_mupet_01.dfm J0721+7120_S] float lim_self lim_self = 120.0 float lim_val lim_va = 1.2 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 print "===============================================================" ! =============================================================== ! print "=== Difmap script: pima_mupet_01.dvm version of 2016.05.19 === " ! === Difmap script: pima_mupet_01.dvm version of 2016.05.19 === ! mapsize field_size, field_cell ! Map grid = 1024x1024 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 13 telescope corrections were flagged in sub-array 1. ! A total of 14 telescope corrections were flagged in sub-array 2. ! A total of 58 telescope corrections were flagged in sub-array 3. ! A total of 6 telescope corrections were flagged in sub-array 4. ! A total of 2 telescope corrections were flagged in sub-array 5. ! ! Correcting IF 2. ! A total of 13 telescope corrections were flagged in sub-array 1. ! A total of 14 telescope corrections were flagged in sub-array 2. ! A total of 58 telescope corrections were flagged in sub-array 3. ! A total of 6 telescope corrections were flagged in sub-array 4. ! A total of 2 telescope corrections were flagged in sub-array 5. ! ! Correcting IF 3. ! A total of 13 telescope corrections were flagged in sub-array 1. ! A total of 14 telescope corrections were flagged in sub-array 2. ! A total of 58 telescope corrections were flagged in sub-array 3. ! A total of 6 telescope corrections were flagged in sub-array 4. ! A total of 2 telescope corrections were flagged in sub-array 5. ! ! Correcting IF 4. ! A total of 256 telescope corrections were flagged in sub-array 1. ! A total of 84 telescope corrections were flagged in sub-array 2. ! A total of 123 telescope corrections were flagged in sub-array 3. ! A total of 112 telescope corrections were flagged in sub-array 4. ! A total of 86 telescope corrections were flagged in sub-array 5. ! ! Fit before self-cal, rms=1.323223Jy sigma=22.329234 ! Fit after self-cal, rms=0.257533Jy sigma=3.767955 ! 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=2.803 mas, bmaj=4.852 mas, bpa=-34.38 degrees ! Estimated noise=0.745801 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 = 0.624804 Jy ! Component: 100 - total flux cleaned = 0.770766 Jy ! Total flux subtracted in 100 components = 0.770766 Jy ! Clean residual min=-0.036005 max=0.055553 Jy/beam ! Clean residual mean=0.000048 rms=0.009035 Jy/beam ! Combined flux in latest and established models = 0.770766 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 7 components and 0.770766 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.199830Jy sigma=2.931337 ! Fit after self-cal, rms=0.199804Jy sigma=2.931052 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0582502 Jy ! Component: 100 - total flux cleaned = 0.0879877 Jy ! Total flux subtracted in 100 components = 0.0879877 Jy ! Clean residual min=-0.035247 max=0.032645 Jy/beam ! Clean residual mean=0.000034 rms=0.008001 Jy/beam ! Combined flux in latest and established models = 0.858753 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 15 components and 0.858753 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.179579Jy sigma=2.517425 ! Fit after self-cal, rms=0.179552Jy sigma=2.517002 ! 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=3.494 mas, bmaj=6.146 mas, bpa=-32.26 degrees ! Estimated noise=0.503305 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 = 0.0209715 Jy ! Component: 100 - total flux cleaned = 0.0284766 Jy ! Component: 150 - total flux cleaned = 0.0287059 Jy ! Component: 200 - total flux cleaned = 0.028708 Jy ! Total flux subtracted in 200 components = 0.028708 Jy ! Clean residual min=-0.030217 max=0.021098 Jy/beam ! Clean residual mean=-0.000027 rms=0.005567 Jy/beam ! Combined flux in latest and established models = 0.887461 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 22 components and 0.887461 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.177265Jy sigma=2.474843 ! Fit after self-cal, rms=0.177251Jy sigma=2.474539 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.494 x 6.146 at -32.26 degrees (North through East) ! Clean map min=-0.02893 max=0.82833 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.94 FD 0.98 HN 0.92 KP 0.96 ! MK 0.92 NL 0.91 OV 0.95 PT 0.99 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.93 FD 0.98 HN 0.98 KP 0.97 ! LA 0.97 MK 0.98 NL 1.00 OV 0.96 ! PT 1.00 ! ! A total of 6 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.08 FD 1.04 HN 1.02 KP 1.05 ! MK 0.96 NL 0.91 OV 1.05 ! ! Telescope amplitude corrections in sub-array 4: ! BR 0.99 FD 0.99 LA 0.98 MK 0.88 ! NL 0.94 OV 1.01 PT 1.02 ! ! Telescope amplitude corrections in sub-array 5: ! BR 1.05 FD 1.13 HN 1.07 KP 1.05 ! LA 1.00 MK 1.09 NL 1.17 PT 1.08 ! SC 1.13 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.92 FD 0.97 HN 0.93 KP 0.95 ! MK 0.92 NL 0.73 OV 0.97 PT 0.98 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.95 FD 1.00 HN 0.98 KP 0.96 ! LA 0.99 MK 1.00 NL 1.06 OV 0.96 ! PT 0.97 ! ! A total of 6 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.08 FD 1.02 HN 1.04 KP 1.06 ! MK 0.97 NL 0.72 OV 1.03 ! ! Telescope amplitude corrections in sub-array 4: ! BR 0.78 FD 0.99 LA 0.99 MK 0.87 ! NL 0.95 OV 1.67 PT 1.00 ! ! Telescope amplitude corrections in sub-array 5: ! BR 1.09 FD 1.13 HN 1.07 KP 1.05 ! LA 1.00 MK 1.11 NL 1.40 PT 1.10 ! SC 1.39 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 0.98 HN 0.92 KP 0.96 ! MK 0.91 NL 0.90 OV 0.95 PT 0.99 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.89 FD 1.00 HN 0.97 KP 0.96 ! LA 0.96 MK 1.01 NL 1.11 OV 0.95 ! PT 0.97 ! ! A total of 6 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.88 FD 1.02 HN 1.03 KP 1.05 ! MK 0.97 NL 0.87 OV 1.04 ! ! Telescope amplitude corrections in sub-array 4: ! BR 0.92 FD 0.98 LA 1.00 MK 0.92 ! NL 0.99 OV 1.73 PT 0.99 ! ! Telescope amplitude corrections in sub-array 5: ! BR 1.07 FD 1.13 HN 1.06 KP 1.06 ! LA 1.01 MK 1.10 NL 1.25 PT 1.09 ! SC 1.15 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.00* FD 0.00* HN 0.00* KP 0.00* ! MK 0.00* NL 0.00* OV 0.00* PT 0.00* ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 1.62 HN 0.97 KP 1.00* ! LA 1.61 MK 1.00* NL 1.00* OV 1.00* ! PT 1.04 ! ! A total of 45 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.00* FD 1392.48 HN 1.87 KP 1.00* ! MK 21.54 NL 1.00* OV 0.73 ! ! Telescope amplitude corrections in sub-array 4: ! BR 0.00* FD 0.00* LA 0.00* MK 0.00* ! NL 0.00* OV 0.00* PT 0.00* ! ! A total of 6 telescope corrections were flagged in sub-array 5. ! Telescope amplitude corrections in sub-array 5: ! BR 1.00* FD 1.12 HN 1.04 KP 1.00* ! LA 0.93 MK 1.00* NL 1.00* PT 1.10 ! SC 1.00* ! ! ! Fit before self-cal, rms=0.177251Jy sigma=2.474539 ! Fit after self-cal, rms=0.081618Jy sigma=0.956499 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=3.513 mas, bmaj=6.163 mas, bpa=-31.45 degrees ! Estimated noise=0.503156 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 (65.5, -29). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00211698 Jy ! Component: 100 - total flux cleaned = 0.00227325 Jy ! Component: 150 - total flux cleaned = 0.00240273 Jy ! Component: 200 - total flux cleaned = 0.00264107 Jy ! Total flux subtracted in 200 components = 0.00264107 Jy ! Clean residual min=-0.004745 max=0.004651 Jy/beam ! Clean residual mean=-0.000002 rms=0.001031 Jy/beam ! Combined flux in latest and established models = 0.890103 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 33 components and 0.890103 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.080935Jy sigma=0.944556 ! Fit after self-cal, rms=0.080966Jy sigma=0.943215 ! 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=0.080966Jy sigma=0.943215 ! Fit after self-cal, rms=0.073424Jy sigma=0.912787 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.512 mas, bmaj=6.155 mas, bpa=-31.54 degrees ! Estimated noise=0.502774 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000654727 Jy ! Component: 100 - total flux cleaned = 0.000933725 Jy ! Component: 150 - total flux cleaned = 0.00110533 Jy ! Component: 200 - total flux cleaned = 0.00126348 Jy ! Total flux subtracted in 200 components = 0.00126348 Jy ! Clean residual min=-0.004174 max=0.003670 Jy/beam ! Clean residual mean=-0.000001 rms=0.000836 Jy/beam ! Combined flux in latest and established models = 0.891366 Jy selfcal ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 42 components and 0.891366 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.073190Jy sigma=0.909021 ! Fit after self-cal, rms=0.073174Jy sigma=0.908751 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 = 0.000279773 Jy ! Component: 100 - total flux cleaned = 0.000411991 Jy ! Component: 150 - total flux cleaned = 0.000466856 Jy ! Component: 200 - total flux cleaned = 0.00046493 Jy ! Total flux subtracted in 200 components = 0.00046493 Jy ! Clean residual min=-0.003973 max=0.003636 Jy/beam ! Clean residual mean=-0.000001 rms=0.000823 Jy/beam ! Combined flux in latest and established models = 0.891831 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 50 components and 0.891831 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.073062Jy sigma=0.907208 ! Fit after self-cal, rms=0.073058Jy sigma=0.907095 ! 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=0.073058Jy sigma=0.907095 ! Fit after self-cal, rms=0.068093Jy sigma=0.888059 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.509 mas, bmaj=6.161 mas, bpa=-31.55 degrees ! Estimated noise=0.502437 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -1.42637e-05 Jy ! Component: 100 - total flux cleaned = -0.000182186 Jy ! Component: 150 - total flux cleaned = -0.000382919 Jy ! Component: 200 - total flux cleaned = -0.000517595 Jy ! Total flux subtracted in 200 components = -0.000517595 Jy ! Clean residual min=-0.002993 max=0.003095 Jy/beam ! Clean residual mean=-0.000002 rms=0.000686 Jy/beam ! Combined flux in latest and established models = 0.891313 Jy selfcal ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 61 components and 0.891313 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.067997Jy sigma=0.886492 ! Fit after self-cal, rms=0.067990Jy sigma=0.886391 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 (4, 10.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00231767 Jy ! Component: 100 - total flux cleaned = 0.0021333 Jy ! Component: 150 - total flux cleaned = 0.00191699 Jy ! Component: 200 - total flux cleaned = 0.00181765 Jy ! Total flux subtracted in 200 components = 0.00181765 Jy ! Clean residual min=-0.002715 max=0.002871 Jy/beam ! Clean residual mean=-0.000003 rms=0.000646 Jy/beam ! Combined flux in latest and established models = 0.893131 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 77 components and 0.893131 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.067819Jy sigma=0.883866 ! Fit after self-cal, rms=0.067807Jy sigma=0.883643 ! Inverting map ! Added new window around map position (-40.5, -28). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00293507 Jy ! Component: 100 - total flux cleaned = 0.00475771 Jy ! Component: 150 - total flux cleaned = 0.00608965 Jy ! Component: 200 - total flux cleaned = 0.00701515 Jy ! Total flux subtracted in 200 components = 0.00701515 Jy ! Clean residual min=-0.002731 max=0.002377 Jy/beam ! Clean residual mean=0.000002 rms=0.000576 Jy/beam ! Combined flux in latest and established models = 0.900146 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 94 components and 0.900146 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.067636Jy sigma=0.880804 ! Fit after self-cal, rms=0.067627Jy sigma=0.880684 ! 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=0.067627Jy sigma=0.880684 ! Fit after self-cal, rms=0.065359Jy sigma=0.879886 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=7.956 mas, bmaj=10.3 mas, bpa=-42.09 degrees ! Estimated noise=0.620201 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00199967 Jy ! Component: 100 - total flux cleaned = 0.00284713 Jy ! Component: 150 - total flux cleaned = 0.00335831 Jy ! Component: 200 - total flux cleaned = 0.00369026 Jy ! Total flux subtracted in 200 components = 0.00369026 Jy ! Clean residual min=-0.002592 max=0.002794 Jy/beam ! Clean residual mean=0.000000 rms=0.000725 Jy/beam ! Combined flux in latest and established models = 0.903837 Jy selfcal ! Performing phase self-cal ! Adding 42 model components to the UV plane model. ! The established model now contains 133 components and 0.903836 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.065315Jy sigma=0.879144 ! Fit after self-cal, rms=0.065310Jy sigma=0.879036 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 = 0.000523596 Jy ! Component: 100 - total flux cleaned = 0.000613622 Jy ! Component: 150 - total flux cleaned = 0.000716276 Jy ! Component: 200 - total flux cleaned = 0.000879457 Jy ! Total flux subtracted in 200 components = 0.000879457 Jy ! Clean residual min=-0.002604 max=0.002718 Jy/beam ! Clean residual mean=0.000002 rms=0.000705 Jy/beam ! Combined flux in latest and established models = 0.904716 Jy ! Performing phase self-cal ! Adding 36 model components to the UV plane model. ! The established model now contains 155 components and 0.904716 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.065297Jy sigma=0.878840 ! Fit after self-cal, rms=0.065296Jy sigma=0.878813 ! 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=3.507 mas, bmaj=6.162 mas, bpa=-31.55 degrees ! Estimated noise=0.502042 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.507 x 6.162 at -31.55 degrees (North through East) ! Clean map min=-0.0024259 max=0.82754 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=0.065296Jy sigma=0.878813 ! Fit after self-cal, rms=0.059039Jy sigma=0.788816 ! Inverting map and beam ! Estimated beam: bmin=3.507 mas, bmaj=6.163 mas, bpa=-31.57 degrees ! Estimated noise=0.502117 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000621328 Jy ! Component: 100 - total flux cleaned = 0.000755388 Jy ! Component: 150 - total flux cleaned = 0.000796533 Jy ! Component: 200 - total flux cleaned = 0.000796332 Jy ! Total flux subtracted in 200 components = 0.000796332 Jy ! Clean residual min=-0.002181 max=0.002269 Jy/beam ! Clean residual mean=-0.000001 rms=0.000503 Jy/beam ! Combined flux in latest and established models = 0.905512 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 166 components and 0.905512 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.058971Jy sigma=0.787877 ! Fit after self-cal, rms=0.058964Jy sigma=0.787837 ! Inverting map ! Added new window around map position (2.5, 75.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00197416 Jy ! Component: 100 - total flux cleaned = 0.00284893 Jy ! Component: 150 - total flux cleaned = 0.00331024 Jy ! Component: 200 - total flux cleaned = 0.00345067 Jy ! Total flux subtracted in 200 components = 0.00345067 Jy ! Clean residual min=-0.002181 max=0.001922 Jy/beam ! Clean residual mean=-0.000001 rms=0.000473 Jy/beam ! Combined flux in latest and established models = 0.908963 Jy ! Performing phase self-cal ! Adding 33 model components to the UV plane model. ! The established model now contains 187 components and 0.908963 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.058857Jy sigma=0.786456 ! Fit after self-cal, rms=0.058848Jy sigma=0.786368 ! Inverting map ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.058848Jy sigma=0.786368 ! Fit after self-cal, rms=0.057819Jy sigma=0.786154 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=2.831 mas, bmaj=4.865 mas, bpa=-33.9 degrees ! Estimated noise=0.748369 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.631802 Jy ! Component: 100 - total flux cleaned = 0.775785 Jy ! Component: 150 - total flux cleaned = 0.829835 Jy ! Component: 200 - total flux cleaned = 0.856523 Jy ! Total flux subtracted in 200 components = 0.856523 Jy ! Clean residual min=-0.005175 max=0.012524 Jy/beam ! Clean residual mean=0.000002 rms=0.001432 Jy/beam ! Combined flux in latest and established models = 0.856522 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 14 model components to the UV plane model. ! The established model now contains 14 components and 0.856522 Jy ! Inverting map and beam ! Estimated beam: bmin=3.506 mas, bmaj=6.164 mas, bpa=-31.56 degrees ! Estimated noise=0.501901 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 = 0.0169151 Jy ! Component: 100 - total flux cleaned = 0.0253896 Jy ! Component: 150 - total flux cleaned = 0.0308211 Jy ! Component: 200 - total flux cleaned = 0.034782 Jy ! Total flux subtracted in 200 components = 0.034782 Jy ! Clean residual min=-0.002267 max=0.002687 Jy/beam ! Clean residual mean=-0.000004 rms=0.000664 Jy/beam ! Combined flux in latest and established models = 0.891304 Jy ! Adding 30 model components to the UV plane model. ! The established model now contains 39 components and 0.891304 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=7.953 mas, bmaj=10.3 mas, bpa=-42.13 degrees ! Estimated noise=0.620105 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00405715 Jy ! Component: 100 - total flux cleaned = 0.00702875 Jy ! Component: 150 - total flux cleaned = 0.00946668 Jy ! Component: 200 - total flux cleaned = 0.0110539 Jy ! Total flux subtracted in 200 components = 0.0110539 Jy ! Clean residual min=-0.002659 max=0.002201 Jy/beam ! Clean residual mean=-0.000007 rms=0.000730 Jy/beam ! Combined flux in latest and established models = 0.902358 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 = 0.00132375 Jy ! Component: 100 - total flux cleaned = 0.00256341 Jy ! Component: 150 - total flux cleaned = 0.00349347 Jy ! Component: 200 - total flux cleaned = 0.00433019 Jy ! Total flux subtracted in 200 components = 0.00433019 Jy ! Clean residual min=-0.002364 max=0.001937 Jy/beam ! Clean residual mean=-0.000005 rms=0.000642 Jy/beam ! Combined flux in latest and established models = 0.906689 Jy ! Adding 67 model components to the UV plane model. ! The established model now contains 102 components and 0.906689 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=3.506 mas, bmaj=6.164 mas, bpa=-31.56 degrees ! Estimated noise=0.501901 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000669408 Jy ! Component: 100 - total flux cleaned = 0.00154289 Jy ! Component: 150 - total flux cleaned = 0.00237496 Jy ! Component: 200 - total flux cleaned = 0.00286065 Jy ! Total flux subtracted in 200 components = 0.00286065 Jy ! Clean residual min=-0.002211 max=0.001988 Jy/beam ! Clean residual mean=-0.000003 rms=0.000499 Jy/beam ! Combined flux in latest and established models = 0.909549 Jy selfcal ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 127 components and 0.909549 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.058084Jy sigma=0.789438 ! Fit after self-cal, rms=0.058072Jy sigma=0.789101 wmodel J0721+7120_S_map.mod ! Writing 127 model components to file: J0721+7120_S_map.mod wobs J0721+7120_S_uvs.fits ! Writing UV FITS file: J0721+7120_S_uvs.fits wwins J0721+7120_S_map.win ! wwins: Wrote 5 windows to J0721+7120_S_map.win x = (field_size-8) * field_cell / 4 addwin -x,x,-x,x clean (field_size*4),0.01 ! Inverting map ! clean: niter=4096 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = -0.00025073 Jy ! Component: 100 - total flux cleaned = -0.000216468 Jy ! Component: 150 - total flux cleaned = -0.000281896 Jy ! Component: 200 - total flux cleaned = -0.000313127 Jy ! Component: 250 - total flux cleaned = -0.0003438 Jy ! Component: 300 - total flux cleaned = -0.000403746 Jy ! Component: 350 - total flux cleaned = -0.000433149 Jy ! Component: 400 - total flux cleaned = -0.000461808 Jy ! Component: 450 - total flux cleaned = -0.000461925 Jy ! Component: 500 - total flux cleaned = -0.000517168 Jy ! Component: 550 - total flux cleaned = -0.000489988 Jy ! Component: 600 - total flux cleaned = -0.000490012 Jy ! Component: 650 - total flux cleaned = -0.000437257 Jy ! Component: 700 - total flux cleaned = -0.000360108 Jy ! Component: 750 - total flux cleaned = -0.00030964 Jy ! Component: 800 - total flux cleaned = -0.000334762 Jy ! Component: 850 - total flux cleaned = -0.000211066 Jy ! Component: 900 - total flux cleaned = -0.000162856 Jy ! Component: 950 - total flux cleaned = -0.000114792 Jy ! Component: 1000 - total flux cleaned = -6.72599e-05 Jy ! Component: 1050 - total flux cleaned = 4.99288e-05 Jy ! Component: 1100 - total flux cleaned = 7.2833e-05 Jy ! Component: 1150 - total flux cleaned = 0.00016496 Jy ! Component: 1200 - total flux cleaned = 0.000232983 Jy ! Component: 1250 - total flux cleaned = 0.000367493 Jy ! Component: 1300 - total flux cleaned = 0.000389619 Jy ! Component: 1350 - total flux cleaned = 0.000477485 Jy ! Component: 1400 - total flux cleaned = 0.000564633 Jy ! Component: 1450 - total flux cleaned = 0.000607699 Jy ! Component: 1500 - total flux cleaned = 0.000714594 Jy ! Component: 1550 - total flux cleaned = 0.000841647 Jy ! Component: 1600 - total flux cleaned = 0.000820635 Jy ! Component: 1650 - total flux cleaned = 0.000924682 Jy ! Component: 1700 - total flux cleaned = 0.00104881 Jy ! Component: 1750 - total flux cleaned = 0.00113054 Jy ! Component: 1800 - total flux cleaned = 0.00117098 Jy ! Component: 1850 - total flux cleaned = 0.00127151 Jy ! Component: 1900 - total flux cleaned = 0.00137112 Jy ! Component: 1950 - total flux cleaned = 0.00150917 Jy ! Component: 2000 - total flux cleaned = 0.00150943 Jy ! Component: 2050 - total flux cleaned = 0.00164548 Jy ! Component: 2100 - total flux cleaned = 0.00172263 Jy ! Component: 2150 - total flux cleaned = 0.00183733 Jy ! Component: 2200 - total flux cleaned = 0.00197024 Jy ! Component: 2250 - total flux cleaned = 0.00213992 Jy ! Component: 2300 - total flux cleaned = 0.00217716 Jy ! Component: 2350 - total flux cleaned = 0.0022331 Jy ! Component: 2400 - total flux cleaned = 0.00236219 Jy ! Component: 2450 - total flux cleaned = 0.00239869 Jy ! Component: 2500 - total flux cleaned = 0.00252596 Jy ! Component: 2550 - total flux cleaned = 0.00257989 Jy ! Component: 2600 - total flux cleaned = 0.00277704 Jy ! Component: 2650 - total flux cleaned = 0.00284808 Jy ! Component: 2700 - total flux cleaned = 0.00286573 Jy ! Component: 2750 - total flux cleaned = 0.0029536 Jy ! Component: 2800 - total flux cleaned = 0.00293617 Jy ! Component: 2850 - total flux cleaned = 0.00304029 Jy ! Component: 2900 - total flux cleaned = 0.00307476 Jy ! Component: 2950 - total flux cleaned = 0.00316051 Jy ! Component: 3000 - total flux cleaned = 0.00321146 Jy ! Component: 3050 - total flux cleaned = 0.00326231 Jy ! Component: 3100 - total flux cleaned = 0.00332957 Jy ! Component: 3150 - total flux cleaned = 0.00339622 Jy ! Component: 3200 - total flux cleaned = 0.00344613 Jy ! Component: 3250 - total flux cleaned = 0.00354496 Jy ! Component: 3300 - total flux cleaned = 0.00352864 Jy ! Component: 3350 - total flux cleaned = 0.00365921 Jy ! Component: 3400 - total flux cleaned = 0.00369177 Jy ! Component: 3450 - total flux cleaned = 0.00378846 Jy ! Component: 3500 - total flux cleaned = 0.0038527 Jy ! Component: 3550 - total flux cleaned = 0.00393234 Jy ! Component: 3600 - total flux cleaned = 0.00396394 Jy ! Component: 3650 - total flux cleaned = 0.00397959 Jy ! Component: 3700 - total flux cleaned = 0.00401096 Jy ! Component: 3750 - total flux cleaned = 0.00410439 Jy ! Component: 3800 - total flux cleaned = 0.00413521 Jy ! Component: 3850 - total flux cleaned = 0.00418149 Jy ! Component: 3900 - total flux cleaned = 0.00422773 Jy ! Component: 3950 - total flux cleaned = 0.00428873 Jy ! Component: 4000 - total flux cleaned = 0.00428883 Jy ! Component: 4050 - total flux cleaned = 0.004334 Jy ! Total flux subtracted in 4096 components = 0.00439401 Jy ! Clean residual min=-0.001029 max=0.000907 Jy/beam ! Clean residual mean=-0.000001 rms=0.000275 Jy/beam ! Combined flux in latest and established models = 0.913943 Jy keep ! Adding 299 model components to the UV plane model. ! The established model now contains 426 components and 0.913943 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/bp222/maps//J0721+7120_S_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.506 x 6.164 at -31.56 degrees (North through East) ! Clean map min=-0.0017829 max=0.8274 Jy/beam ! Writing clean map to FITS file: /vlbi/bp222/maps//J0721+7120_S_map.fits wmodel /vlbi/bp222/maps//J0721+7120_S_map.mod ! Writing 426 model components to file: /vlbi/bp222/maps//J0721+7120_S_map.mod wobs /vlbi/bp222/maps//J0721+7120_S_uvs.fits ! Writing UV FITS file: /vlbi/bp222/maps//J0721+7120_S_uvs.fits wwins /vlbi/bp222/maps//J0721+7120_S_map.win ! wwins: Wrote 6 windows to /vlbi/bp222/maps//J0721+7120_S_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.827396 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000274932 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.0996858 0.0996858 0.199372 0.398743 0.797486 1.59497 3.18994 6.37989 12.7598 25.5196 51.0391 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0008 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.827 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 3009.46 quit ! Quitting program ! Log file /vlbi/bp222/maps//J0721+7120_S_dfm.log closed on Thu Sep 27 10:52:29 2018