! Started logfile: /image_prod/ug002_uvm//J0236-2953_S_b_dfm.log on Wed Mar 4 16:32:01 2020 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 /image_prod/ug002_uvm//J0236-2953_S_b_uvm.fits ! Reading UV FITS file: /image_prod/ug002_uvm//J0236-2953_S_b_uvm.fits ! AN table 1: 11 integrations on 21 of 21 possible baselines. ! AN table 2: 51 integrations on 45 of 45 possible baselines. ! AN table 3: 32 integrations on 28 of 28 possible baselines. ! AN table 4: 16 integrations on 36 of 36 possible baselines. ! AN table 5: 9 integrations on 21 of 21 possible baselines. ! AN table 6: 34 integrations on 36 of 36 possible baselines. ! Apparent sampling: 0.732397 visibilities/baseline/integration-bin. ! Found source: J0236-2953 ! ! There are 3 IFs, and a total of 3 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 ! ! Polarization(s): RR ! ! Read 40 lines of history. ! ! Reading 11889 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 3 channels. ! Selecting polarization: RR, channels: 1..3 ! Reading IF 1 channels: 1..1 ! Reading IF 2 channels: 2..2 ! Reading IF 3 channels: 3..3 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 J0236-2953_S_b] 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 26 telescope corrections were flagged in sub-array 1. ! A total of 39 telescope corrections were flagged in sub-array 2. ! A total of 35 telescope corrections were flagged in sub-array 3. ! A total of 12 telescope corrections were flagged in sub-array 4. ! A total of 2 telescope corrections were flagged in sub-array 5. ! A total of 115 telescope corrections were flagged in sub-array 6. ! ! Correcting IF 2. ! A total of 26 telescope corrections were flagged in sub-array 1. ! A total of 39 telescope corrections were flagged in sub-array 2. ! A total of 35 telescope corrections were flagged in sub-array 3. ! A total of 12 telescope corrections were flagged in sub-array 4. ! A total of 2 telescope corrections were flagged in sub-array 5. ! A total of 115 telescope corrections were flagged in sub-array 6. ! ! Correcting IF 3. ! A total of 26 telescope corrections were flagged in sub-array 1. ! A total of 39 telescope corrections were flagged in sub-array 2. ! A total of 35 telescope corrections were flagged in sub-array 3. ! A total of 12 telescope corrections were flagged in sub-array 4. ! A total of 2 telescope corrections were flagged in sub-array 5. ! A total of 115 telescope corrections were flagged in sub-array 6. ! ! Fit before self-cal, rms=1.039339Jy sigma=6.606560 ! Fit after self-cal, rms=0.779946Jy sigma=4.872309 ! 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=2.349 mas, bmaj=6.427 mas, bpa=-0.6355 degrees ! Estimated noise=1.67985 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 = 0.175065 Jy ! Component: 100 - total flux cleaned = 0.213561 Jy ! Total flux subtracted in 100 components = 0.213561 Jy ! Clean residual min=-0.011851 max=0.015610 Jy/beam ! Clean residual mean=-0.000038 rms=0.002021 Jy/beam ! Combined flux in latest and established models = 0.213561 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 9 components and 0.213561 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.115916Jy sigma=0.624674 ! Fit after self-cal, rms=0.115855Jy sigma=0.624291 ! Inverting map ! Added new window around map position (-3, 9.5). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0148899 Jy ! Component: 100 - total flux cleaned = 0.0232865 Jy ! Total flux subtracted in 100 components = 0.0232865 Jy ! Clean residual min=-0.009812 max=0.013219 Jy/beam ! Clean residual mean=-0.000025 rms=0.001854 Jy/beam ! Combined flux in latest and established models = 0.236847 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 21 components and 0.236847 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.113464Jy sigma=0.599858 ! Fit after self-cal, rms=0.113363Jy sigma=0.598484 ! Inverting map ! Added new window around map position (6, -0.5). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00743806 Jy ! Component: 100 - total flux cleaned = 0.0101383 Jy ! Total flux subtracted in 100 components = 0.0101383 Jy ! Clean residual min=-0.008336 max=0.010982 Jy/beam ! Clean residual mean=-0.000018 rms=0.001747 Jy/beam ! Combined flux in latest and established models = 0.246985 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 29 components and 0.246985 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.112277Jy sigma=0.590658 ! Fit after self-cal, rms=0.112234Jy sigma=0.590156 ! 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=3.141 mas, bmaj=8.159 mas, bpa=0.8647 degrees ! Estimated noise=1.08022 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 (-4, -9). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00580466 Jy ! Component: 100 - total flux cleaned = 0.00863089 Jy ! Component: 150 - total flux cleaned = 0.00967213 Jy ! Component: 200 - total flux cleaned = 0.0101853 Jy ! Total flux subtracted in 200 components = 0.0101853 Jy ! Clean residual min=-0.006289 max=0.008631 Jy/beam ! Clean residual mean=-0.000015 rms=0.001692 Jy/beam ! Combined flux in latest and established models = 0.257171 Jy ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 54 components and 0.257171 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.110895Jy sigma=0.580380 ! Fit after self-cal, rms=0.110823Jy sigma=0.579753 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.141 x 8.159 at 0.8647 degrees (North through East) ! Clean map min=-0.0087374 max=0.21994 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 12 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 0.90 KP 0.94 MK 1.03 ! NL 1.11 OV 0.81 PT 0.96 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.94 FD 0.92 HN 1.27 KP 1.11 ! LA 1.06 MK 0.95 NL 0.99 OV 0.85 ! PT 1.00 SC 1.03 ! ! A total of 6 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.99 HN 1.21 LA 0.97 MK 0.96 ! NL 1.02 OV 0.93 PT 0.98 SC 0.94 ! ! Telescope amplitude corrections in sub-array 4: ! FD 1.01 HN 1.54 KP 0.96 LA 1.00 ! MK 1.00 NL 0.96 OV 0.94 PT 1.09 ! SC 0.96 ! ! Telescope amplitude corrections in sub-array 5: ! FD 0.95 KP 0.99 LA 0.96 MK 0.98 ! NL 1.05 OV 0.89 SC 0.97 ! ! Telescope amplitude corrections in sub-array 6: ! BR 3.18 FD 0.96 HN 1.18 KP 0.97 ! LA 1.04 NL 0.99 OV 0.94 PT 0.98 ! SC 1.08 ! ! ! Correcting IF 2. ! A total of 12 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.72 FD 0.92 KP 0.97 MK 0.99 ! NL 1.32 OV 0.78 PT 1.01 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.55 FD 0.92 HN 1.38 KP 1.13 ! LA 0.98 MK 0.97 NL 1.04 OV 0.86 ! PT 0.99 SC 0.99 ! ! A total of 6 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.48 HN 1.17 LA 0.98 MK 0.97 ! NL 1.06 OV 0.94 PT 0.97 SC 0.95 ! ! Telescope amplitude corrections in sub-array 4: ! FD 0.93 HN 1.43 KP 0.94 LA 0.97 ! MK 1.03 NL 1.11 OV 0.91 PT 1.02 ! SC 0.89 ! ! Telescope amplitude corrections in sub-array 5: ! FD 0.95 KP 0.92 LA 0.98 MK 1.02 ! NL 1.12 OV 0.88 SC 1.01 ! ! Telescope amplitude corrections in sub-array 6: ! BR 5.11 FD 0.97 HN 1.11 KP 1.01 ! LA 1.04 NL 0.99 OV 0.90 PT 1.02 ! SC 0.91 ! ! ! Correcting IF 3. ! A total of 12 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.71 FD 0.98 KP 0.97 MK 0.95 ! NL 1.07 OV 0.87 PT 1.01 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.03 FD 0.94 HN 1.30 KP 1.11 ! LA 0.99 MK 1.01 NL 0.94 OV 0.88 ! PT 1.00 SC 1.04 ! ! A total of 6 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.13 HN 1.10 LA 0.98 MK 0.96 ! NL 1.00 OV 0.97 PT 0.98 SC 0.96 ! ! Telescope amplitude corrections in sub-array 4: ! FD 0.92 HN 1.57 KP 0.98 LA 0.96 ! MK 1.02 NL 0.89 OV 0.95 PT 0.99 ! SC 0.99 ! ! Telescope amplitude corrections in sub-array 5: ! FD 0.95 KP 0.96 LA 1.02 MK 1.03 ! NL 1.05 OV 0.89 SC 1.01 ! ! Telescope amplitude corrections in sub-array 6: ! BR 2.99 FD 1.03 HN 1.23 KP 0.96 ! LA 1.04 NL 1.05 OV 0.97 PT 0.99 ! SC 1.09 ! ! ! Fit before self-cal, rms=0.110823Jy sigma=0.579753 ! Fit after self-cal, rms=0.139118Jy sigma=0.538177 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=3.139 mas, bmaj=8.129 mas, bpa=0.7787 degrees ! Estimated noise=1.09998 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 (11.5, -61.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00331137 Jy ! Component: 100 - total flux cleaned = 0.00347112 Jy ! Component: 150 - total flux cleaned = 0.0034652 Jy ! Component: 200 - total flux cleaned = 0.00346222 Jy ! Total flux subtracted in 200 components = 0.00346222 Jy ! Clean residual min=-0.004228 max=0.004676 Jy/beam ! Clean residual mean=-0.000009 rms=0.001088 Jy/beam ! Combined flux in latest and established models = 0.260633 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 79 components and 0.260633 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.138614Jy sigma=0.535523 ! Fit after self-cal, rms=0.139182Jy sigma=0.535026 ! 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. ! ! Fit before self-cal, rms=0.139182Jy sigma=0.535026 ! Fit after self-cal, rms=0.135228Jy sigma=0.505455 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.142 mas, bmaj=8.185 mas, bpa=0.6157 degrees ! Estimated noise=1.11033 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000471238 Jy ! Component: 100 - total flux cleaned = 0.000280071 Jy ! Component: 150 - total flux cleaned = 0.000198806 Jy ! Component: 200 - total flux cleaned = 0.000123222 Jy ! Total flux subtracted in 200 components = 0.000123222 Jy ! Clean residual min=-0.002984 max=0.002935 Jy/beam ! Clean residual mean=0.000001 rms=0.000744 Jy/beam ! Combined flux in latest and established models = 0.260756 Jy selfcal ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 89 components and 0.260756 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.135024Jy sigma=0.504621 ! Fit after self-cal, rms=0.135141Jy sigma=0.504450 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 = -0.000141552 Jy ! Component: 100 - total flux cleaned = -0.000209508 Jy ! Component: 150 - total flux cleaned = -0.000209145 Jy ! Component: 200 - total flux cleaned = -0.000265632 Jy ! Total flux subtracted in 200 components = -0.000265632 Jy ! Clean residual min=-0.002909 max=0.002907 Jy/beam ! Clean residual mean=0.000001 rms=0.000736 Jy/beam ! Combined flux in latest and established models = 0.26049 Jy ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 101 components and 0.26049 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.135042Jy sigma=0.504054 ! Fit after self-cal, rms=0.135033Jy sigma=0.504034 ! 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. ! ! Fit before self-cal, rms=0.135033Jy sigma=0.504034 ! Fit after self-cal, rms=0.136143Jy sigma=0.495641 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.146 mas, bmaj=8.209 mas, bpa=0.5776 degrees ! Estimated noise=1.11001 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.0015557 Jy ! Component: 100 - total flux cleaned = -0.0020738 Jy ! Component: 150 - total flux cleaned = -0.00241311 Jy ! Component: 200 - total flux cleaned = -0.00246496 Jy ! Total flux subtracted in 200 components = -0.00246496 Jy ! Clean residual min=-0.002629 max=0.002801 Jy/beam ! Clean residual mean=-0.000001 rms=0.000632 Jy/beam ! Combined flux in latest and established models = 0.258025 Jy selfcal ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 120 components and 0.258025 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.136036Jy sigma=0.495218 ! Fit after self-cal, rms=0.136285Jy sigma=0.495146 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 (-38, -30). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0016773 Jy ! Component: 100 - total flux cleaned = 0.00180249 Jy ! Component: 150 - total flux cleaned = 0.00180397 Jy ! Component: 200 - total flux cleaned = 0.00180555 Jy ! Total flux subtracted in 200 components = 0.00180555 Jy ! Clean residual min=-0.002608 max=0.002325 Jy/beam ! Clean residual mean=-0.000002 rms=0.000617 Jy/beam ! Combined flux in latest and established models = 0.259831 Jy ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 141 components and 0.259831 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.136178Jy sigma=0.494582 ! Fit after self-cal, rms=0.136165Jy sigma=0.494558 ! 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. ! ! Fit before self-cal, rms=0.136165Jy sigma=0.494558 ! Fit after self-cal, rms=0.135241Jy sigma=0.494373 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=8.108 mas, bmaj=21.5 mas, bpa=4.427 degrees ! Estimated noise=1.34587 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00108658 Jy ! Component: 100 - total flux cleaned = -0.00115351 Jy ! Component: 150 - total flux cleaned = -0.00118126 Jy ! Component: 200 - total flux cleaned = -0.00118167 Jy ! Total flux subtracted in 200 components = -0.00118167 Jy ! Clean residual min=-0.002511 max=0.002467 Jy/beam ! Clean residual mean=-0.000004 rms=0.000657 Jy/beam ! Combined flux in latest and established models = 0.258649 Jy selfcal ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 167 components and 0.258649 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.135213Jy sigma=0.494214 ! Fit after self-cal, rms=0.135354Jy sigma=0.494198 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 = -4.50388e-05 Jy ! Component: 100 - total flux cleaned = -4.587e-05 Jy ! Component: 150 - total flux cleaned = -4.57192e-05 Jy ! Component: 200 - total flux cleaned = -2.40496e-05 Jy ! Total flux subtracted in 200 components = -2.40496e-05 Jy ! Clean residual min=-0.002532 max=0.002440 Jy/beam ! Clean residual mean=-0.000004 rms=0.000655 Jy/beam ! Combined flux in latest and established models = 0.258625 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 174 components and 0.258625 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.135336Jy sigma=0.494120 ! Fit after self-cal, rms=0.135329Jy sigma=0.494117 ! 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=3.148 mas, bmaj=8.219 mas, bpa=0.5864 degrees ! Estimated noise=1.10835 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.148 x 8.219 at 0.5864 degrees (North through East) ! Clean map min=-0.0053996 max=0.22676 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 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=2.343 mas, bmaj=6.452 mas, bpa=-0.8641 degrees ! Estimated noise=1.73731 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.180634 Jy ! Component: 100 - total flux cleaned = 0.220589 Jy ! Component: 150 - total flux cleaned = 0.234454 Jy ! Component: 200 - total flux cleaned = 0.242385 Jy ! Total flux subtracted in 200 components = 0.242385 Jy ! Clean residual min=-0.004164 max=0.006341 Jy/beam ! Clean residual mean=-0.000017 rms=0.001030 Jy/beam ! Combined flux in latest and established models = 0.242385 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 24 model components to the UV plane model. ! The established model now contains 24 components and 0.242385 Jy ! Inverting map and beam ! Estimated beam: bmin=3.148 mas, bmaj=8.219 mas, bpa=0.5864 degrees ! Estimated noise=1.10835 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) ! Added new window around map position (3, 8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00708649 Jy ! Component: 100 - total flux cleaned = 0.0111547 Jy ! Component: 150 - total flux cleaned = 0.0133902 Jy ! Component: 200 - total flux cleaned = 0.0146254 Jy ! Total flux subtracted in 200 components = 0.0146254 Jy ! Clean residual min=-0.002628 max=0.002625 Jy/beam ! Clean residual mean=-0.000003 rms=0.000647 Jy/beam ! Combined flux in latest and established models = 0.25701 Jy ! Adding 30 model components to the UV plane model. ! The established model now contains 50 components and 0.25701 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=8.108 mas, bmaj=21.5 mas, bpa=4.427 degrees ! Estimated noise=1.34587 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0017955 Jy ! Component: 100 - total flux cleaned = 0.00208081 Jy ! Component: 150 - total flux cleaned = 0.00223074 Jy ! Component: 200 - total flux cleaned = 0.00236788 Jy ! Total flux subtracted in 200 components = 0.00236788 Jy ! Clean residual min=-0.002411 max=0.002285 Jy/beam ! Clean residual mean=-0.000001 rms=0.000674 Jy/beam ! Combined flux in latest and established models = 0.259378 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 = 0.000123786 Jy ! Component: 100 - total flux cleaned = 0.000161729 Jy ! Component: 150 - total flux cleaned = 0.000198032 Jy ! Component: 200 - total flux cleaned = 0.000199817 Jy ! Total flux subtracted in 200 components = 0.000199817 Jy ! Clean residual min=-0.002455 max=0.002274 Jy/beam ! Clean residual mean=-0.000001 rms=0.000658 Jy/beam ! Combined flux in latest and established models = 0.259578 Jy ! Adding 40 model components to the UV plane model. ! The established model now contains 87 components and 0.259578 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=3.148 mas, bmaj=8.219 mas, bpa=0.5864 degrees ! Estimated noise=1.10835 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000165222 Jy ! Component: 100 - total flux cleaned = -0.000303538 Jy ! Component: 150 - total flux cleaned = -0.000429038 Jy ! Component: 200 - total flux cleaned = -0.000430188 Jy ! Total flux subtracted in 200 components = -0.000430188 Jy ! Clean residual min=-0.002646 max=0.002357 Jy/beam ! Clean residual mean=-0.000001 rms=0.000604 Jy/beam ! Combined flux in latest and established models = 0.259148 Jy selfcal ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 110 components and 0.259148 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.135420Jy sigma=0.494536 ! Fit after self-cal, rms=0.135327Jy sigma=0.494374 wmodel J0236-2953_S_b_map.mod ! Writing 110 model components to file: J0236-2953_S_b_map.mod wobs J0236-2953_S_b_uvs.fits ! Writing UV FITS file: J0236-2953_S_b_uvs.fits wwins J0236-2953_S_b_map.win ! wwins: Wrote 7 windows to J0236-2953_S_b_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 = -0.000709524 Jy ! Component: 100 - total flux cleaned = -0.00075285 Jy ! Component: 150 - total flux cleaned = -0.000510279 Jy ! Component: 200 - total flux cleaned = -0.000275505 Jy ! Component: 250 - total flux cleaned = -0.000123758 Jy ! Component: 300 - total flux cleaned = 0.000137258 Jy ! Component: 350 - total flux cleaned = 0.000393314 Jy ! Component: 400 - total flux cleaned = 0.000717015 Jy ! Component: 450 - total flux cleaned = 0.000822919 Jy ! Component: 500 - total flux cleaned = 0.00103235 Jy ! Component: 550 - total flux cleaned = 0.00123878 Jy ! Component: 600 - total flux cleaned = 0.00140829 Jy ! Component: 650 - total flux cleaned = 0.00157546 Jy ! Component: 700 - total flux cleaned = 0.00157535 Jy ! Component: 750 - total flux cleaned = 0.0016739 Jy ! Component: 800 - total flux cleaned = 0.00180388 Jy ! Component: 850 - total flux cleaned = 0.00209266 Jy ! Component: 900 - total flux cleaned = 0.00215556 Jy ! Component: 950 - total flux cleaned = 0.00228192 Jy ! Component: 1000 - total flux cleaned = 0.00246942 Jy ! Component: 1050 - total flux cleaned = 0.00262457 Jy ! Component: 1100 - total flux cleaned = 0.0027477 Jy ! Component: 1150 - total flux cleaned = 0.00293054 Jy ! Component: 1200 - total flux cleaned = 0.00314238 Jy ! Component: 1250 - total flux cleaned = 0.00320227 Jy ! Component: 1300 - total flux cleaned = 0.00326166 Jy ! Component: 1350 - total flux cleaned = 0.00329154 Jy ! Component: 1400 - total flux cleaned = 0.00337983 Jy ! Component: 1450 - total flux cleaned = 0.00340919 Jy ! Component: 1500 - total flux cleaned = 0.0034385 Jy ! Component: 1550 - total flux cleaned = 0.00355422 Jy ! Component: 1600 - total flux cleaned = 0.0036114 Jy ! Component: 1650 - total flux cleaned = 0.00366814 Jy ! Component: 1700 - total flux cleaned = 0.00355487 Jy ! Component: 1750 - total flux cleaned = 0.00361142 Jy ! Component: 1800 - total flux cleaned = 0.00358354 Jy ! Component: 1850 - total flux cleaned = 0.00355562 Jy ! Component: 1900 - total flux cleaned = 0.00363873 Jy ! Component: 1950 - total flux cleaned = 0.00352849 Jy ! Component: 2000 - total flux cleaned = 0.00352862 Jy ! Component: 2050 - total flux cleaned = 0.00352862 Jy ! Component: 2100 - total flux cleaned = 0.00339298 Jy ! Component: 2150 - total flux cleaned = 0.00339319 Jy ! Component: 2200 - total flux cleaned = 0.00331256 Jy ! Component: 2250 - total flux cleaned = 0.00333932 Jy ! Component: 2300 - total flux cleaned = 0.00328606 Jy ! Component: 2350 - total flux cleaned = 0.00328609 Jy ! Component: 2400 - total flux cleaned = 0.00325969 Jy ! Component: 2450 - total flux cleaned = 0.00320745 Jy ! Component: 2500 - total flux cleaned = 0.00307721 Jy ! Component: 2550 - total flux cleaned = 0.00305146 Jy ! Component: 2600 - total flux cleaned = 0.0030257 Jy ! Component: 2650 - total flux cleaned = 0.00305141 Jy ! Component: 2700 - total flux cleaned = 0.00305153 Jy ! Component: 2750 - total flux cleaned = 0.00297511 Jy ! Component: 2800 - total flux cleaned = 0.0029751 Jy ! Component: 2850 - total flux cleaned = 0.00305084 Jy ! Component: 2900 - total flux cleaned = 0.00302566 Jy ! Component: 2950 - total flux cleaned = 0.00305084 Jy ! Component: 3000 - total flux cleaned = 0.00292612 Jy ! Component: 3050 - total flux cleaned = 0.00297573 Jy ! Component: 3100 - total flux cleaned = 0.00292645 Jy ! Component: 3150 - total flux cleaned = 0.00292625 Jy ! Component: 3200 - total flux cleaned = 0.00300002 Jy ! Component: 3250 - total flux cleaned = 0.00292653 Jy ! Component: 3300 - total flux cleaned = 0.00302409 Jy ! Component: 3350 - total flux cleaned = 0.00295128 Jy ! Component: 3400 - total flux cleaned = 0.0031206 Jy ! Component: 3450 - total flux cleaned = 0.00309653 Jy ! Component: 3500 - total flux cleaned = 0.00309649 Jy ! Component: 3550 - total flux cleaned = 0.00304857 Jy ! Component: 3600 - total flux cleaned = 0.00316777 Jy ! Component: 3650 - total flux cleaned = 0.00321544 Jy ! Component: 3700 - total flux cleaned = 0.00312064 Jy ! Component: 3750 - total flux cleaned = 0.00319139 Jy ! Component: 3800 - total flux cleaned = 0.00333252 Jy ! Component: 3850 - total flux cleaned = 0.00333253 Jy ! Component: 3900 - total flux cleaned = 0.00337932 Jy ! Component: 3950 - total flux cleaned = 0.00342589 Jy ! Component: 4000 - total flux cleaned = 0.0034492 Jy ! Component: 4050 - total flux cleaned = 0.00363423 Jy ! Total flux subtracted in 4096 components = 0.00361133 Jy ! Clean residual min=-0.001323 max=0.001353 Jy/beam ! Clean residual mean=0.000002 rms=0.000430 Jy/beam ! Combined flux in latest and established models = 0.262759 Jy keep ! Adding 325 model components to the UV plane model. ! The established model now contains 435 components and 0.262759 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /image_prod/ug002_uvm//J0236-2953_S_b_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.148 x 8.219 at 0.5864 degrees (North through East) ! Clean map min=-0.002177 max=0.23083 Jy/beam ! Writing clean map to FITS file: /image_prod/ug002_uvm//J0236-2953_S_b_map.fits wmodel /image_prod/ug002_uvm//J0236-2953_S_b_map.mod ! Writing 435 model components to file: /image_prod/ug002_uvm//J0236-2953_S_b_map.mod wobs /image_prod/ug002_uvm//J0236-2953_S_b_uvs.fits ! Writing UV FITS file: /image_prod/ug002_uvm//J0236-2953_S_b_uvs.fits wwins /image_prod/ug002_uvm//J0236-2953_S_b_map.win ! wwins: Wrote 8 windows to /image_prod/ug002_uvm//J0236-2953_S_b_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.230831 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000429346 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.558001 0.558001 1.116 2.232 4.46401 8.92802 17.856 35.7121 71.4241 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0012 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.23 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 537.633 quit ! Quitting program ! Log file /image_prod/ug002_uvm//J0236-2953_S_b_dfm.log closed on Wed Mar 4 16:32:06 2020