! Started logfile: /image_prod/ug002_uvm//J1924-2914_S_a_dfm.log on Wed Mar 4 17:37:43 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//J1924-2914_S_a_uvm.fits ! Reading UV FITS file: /image_prod/ug002_uvm//J1924-2914_S_a_uvm.fits ! AN table 1: 61 integrations on 36 of 36 possible baselines. ! AN table 2: 71 integrations on 45 of 45 possible baselines. ! AN table 3: 29 integrations on 28 of 28 possible baselines. ! AN table 4: 15 integrations on 36 of 36 possible baselines. ! AN table 5: 16 integrations on 36 of 36 possible baselines. ! AN table 6: 16 integrations on 28 of 28 possible baselines. ! AN table 7: 23 integrations on 36 of 36 possible baselines. ! Apparent sampling: 0.736358 visibilities/baseline/integration-bin. ! Found source: J1924-2914 ! ! 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 18987 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 J1924-2914_S_a] 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 91 telescope corrections were flagged in sub-array 1. ! A total of 141 telescope corrections were flagged in sub-array 2. ! A total of 1 telescope corrections were flagged in sub-array 3. ! A total of 20 telescope corrections were flagged in sub-array 4. ! A total of 41 telescope corrections were flagged in sub-array 5. ! A total of 20 telescope corrections were flagged in sub-array 6. ! A total of 43 telescope corrections were flagged in sub-array 7. ! ! Correcting IF 2. ! A total of 91 telescope corrections were flagged in sub-array 1. ! A total of 141 telescope corrections were flagged in sub-array 2. ! A total of 1 telescope corrections were flagged in sub-array 3. ! A total of 20 telescope corrections were flagged in sub-array 4. ! A total of 41 telescope corrections were flagged in sub-array 5. ! A total of 20 telescope corrections were flagged in sub-array 6. ! A total of 43 telescope corrections were flagged in sub-array 7. ! ! Correcting IF 3. ! A total of 91 telescope corrections were flagged in sub-array 1. ! A total of 141 telescope corrections were flagged in sub-array 2. ! A total of 1 telescope corrections were flagged in sub-array 3. ! A total of 20 telescope corrections were flagged in sub-array 4. ! A total of 41 telescope corrections were flagged in sub-array 5. ! A total of 20 telescope corrections were flagged in sub-array 6. ! A total of 43 telescope corrections were flagged in sub-array 7. ! ! Fit before self-cal, rms=3.440963Jy sigma=8.018578 ! Fit after self-cal, rms=2.448960Jy sigma=5.174746 ! 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=2.266 mas, bmaj=6.488 mas, bpa=-5.27 degrees ! Estimated noise=2.56031 mJy/beam. repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! Added new window around map position (0, 0). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 1.55026 Jy ! Component: 100 - total flux cleaned = 2.10009 Jy ! Total flux subtracted in 100 components = 2.10009 Jy ! Clean residual min=-0.124138 max=0.277566 Jy/beam ! Clean residual mean=0.000107 rms=0.027333 Jy/beam ! Combined flux in latest and established models = 2.10009 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 17 components and 2.10009 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=1.686863Jy sigma=3.490916 ! Fit after self-cal, rms=1.684574Jy sigma=3.486795 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.348355 Jy ! Component: 100 - total flux cleaned = 0.598816 Jy ! Total flux subtracted in 100 components = 0.598816 Jy ! Clean residual min=-0.101566 max=0.210260 Jy/beam ! Clean residual mean=0.000192 rms=0.024011 Jy/beam ! Combined flux in latest and established models = 2.69891 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 31 components and 2.69891 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=1.365073Jy sigma=2.952708 ! Fit after self-cal, rms=1.363319Jy sigma=2.951324 ! Inverting map ! Added new window around map position (-3.5, 8). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.220926 Jy ! Component: 100 - total flux cleaned = 0.384038 Jy ! Total flux subtracted in 100 components = 0.384038 Jy ! Clean residual min=-0.093855 max=0.172873 Jy/beam ! Clean residual mean=0.000247 rms=0.022233 Jy/beam ! Combined flux in latest and established models = 3.08295 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 44 components and 3.08295 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=1.215992Jy sigma=2.719934 ! Fit after self-cal, rms=1.209624Jy sigma=2.709934 ! Inverting map ! Added new window around map position (3.5, 7.5). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.163177 Jy ! Component: 100 - total flux cleaned = 0.293186 Jy ! Total flux subtracted in 100 components = 0.293186 Jy ! Clean residual min=-0.088904 max=0.131312 Jy/beam ! Clean residual mean=0.000287 rms=0.021213 Jy/beam ! Combined flux in latest and established models = 3.37613 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 55 components and 3.37613 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=1.104459Jy sigma=2.562933 ! Fit after self-cal, rms=1.102931Jy sigma=2.558887 ! Inverting map print "============== Finished uniform weighting clean ===============" ! ============== Finished uniform weighting clean =============== ! uvw 0,-1 ! Uniform weighting is not currently selected. ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. win_mult = win_mult * 1.6 clean_niter = clean_niter * 2 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=2.864 mas, bmaj=8.105 mas, bpa=-5.318 degrees ! Estimated noise=1.93068 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 (4.5, -1.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.311104 Jy ! Component: 100 - total flux cleaned = 0.524566 Jy ! Component: 150 - total flux cleaned = 0.685538 Jy ! Component: 200 - total flux cleaned = 0.811184 Jy ! Total flux subtracted in 200 components = 0.811184 Jy ! Clean residual min=-0.076289 max=0.150697 Jy/beam ! Clean residual mean=0.000915 rms=0.023972 Jy/beam ! Combined flux in latest and established models = 4.18732 Jy ! Performing phase self-cal ! Adding 67 model components to the UV plane model. ! The established model now contains 112 components and 4.18731 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.894132Jy sigma=2.309920 ! Fit after self-cal, rms=0.892596Jy sigma=2.298150 ! Inverting map ! Added new window around map position (11.5, 7). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.159304 Jy ! Component: 100 - total flux cleaned = 0.261551 Jy ! Component: 150 - total flux cleaned = 0.341655 Jy ! Component: 200 - total flux cleaned = 0.406366 Jy ! Total flux subtracted in 200 components = 0.406366 Jy ! Clean residual min=-0.080179 max=0.083052 Jy/beam ! Clean residual mean=0.000948 rms=0.021205 Jy/beam ! Combined flux in latest and established models = 4.59368 Jy ! Performing phase self-cal ! Adding 42 model components to the UV plane model. ! The established model now contains 146 components and 4.59368 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.831481Jy sigma=2.225879 ! Fit after self-cal, rms=0.829426Jy sigma=2.217094 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.864 x 8.105 at -5.318 degrees (North through East) ! Clean map min=-0.079358 max=2.1674 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.93 FD 0.88 HN 0.97 KP 0.89 ! LA 1.70 MK 0.84 NL 0.96 OV 0.85 ! PT 0.90 ! ! A total of 6 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.94 FD 0.96 HN 1.16 KP 0.99 ! LA 0.99 MK 1.03 NL 1.08 OV 0.81 ! PT 1.00 SC 0.96 ! ! Telescope amplitude corrections in sub-array 3: ! BR 1.13 FD 0.90 KP 0.94 LA 0.95 ! MK 1.62 NL 1.05 OV 0.92 SC 1.23 ! ! A total of 3 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 1.38 FD 1.01 HN 1.11 KP 1.03 ! LA 1.03 MK 0.92 NL 1.13 PT 0.99 ! SC 0.91 ! ! Telescope amplitude corrections in sub-array 5: ! BR 1.06 FD 1.17 HN 1.17 KP 1.08 ! LA 1.02 MK 1.10 NL 1.08 OV 0.79 ! SC 0.87 ! ! A total of 3 telescope corrections were flagged in sub-array 6. ! Telescope amplitude corrections in sub-array 6: ! BR 1.14 FD 1.00 HN 1.10 KP 1.06 ! LA 1.04 OV 0.89 PT 1.05 SC 0.81 ! ! A total of 3 telescope corrections were flagged in sub-array 7. ! Telescope amplitude corrections in sub-array 7: ! BR 1.28 FD 0.91 HN 1.22 KP 1.07 ! LA 1.02 MK 1.19 OV 0.94 PT 1.15 ! SC 0.94 ! ! ! Correcting IF 2. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.43 FD 0.86 HN 0.98 KP 0.90 ! LA 0.91 MK 0.81 NL 1.08 OV 0.88 ! PT 0.89 ! ! A total of 6 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.33 FD 0.98 HN 1.16 KP 0.98 ! LA 0.99 MK 0.99 NL 1.08 OV 0.92 ! PT 0.99 SC 0.90 ! ! Telescope amplitude corrections in sub-array 3: ! BR 2.39 FD 0.86 KP 0.95 LA 0.97 ! MK 1.66 NL 1.09 OV 0.83 SC 1.22 ! ! A total of 3 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 2.81 FD 1.01 HN 1.13 KP 1.00 ! LA 1.03 MK 0.90 NL 1.22 PT 0.97 ! SC 0.88 ! ! Telescope amplitude corrections in sub-array 5: ! BR 1.52 FD 1.02 HN 1.27 KP 1.10 ! LA 1.02 MK 1.04 NL 1.05 OV 0.87 ! SC 0.79 ! ! A total of 3 telescope corrections were flagged in sub-array 6. ! Telescope amplitude corrections in sub-array 6: ! BR 1.75 FD 1.00 HN 1.05 KP 1.09 ! LA 1.10 OV 0.98 PT 1.05 SC 0.72 ! ! A total of 3 telescope corrections were flagged in sub-array 7. ! Telescope amplitude corrections in sub-array 7: ! BR 2.13 FD 0.98 HN 1.29 KP 1.04 ! LA 1.10 MK 1.16 OV 0.99 PT 1.07 ! SC 1.20 ! ! ! Correcting IF 3. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.88 FD 0.89 HN 0.95 KP 0.90 ! LA 0.91 MK 0.81 NL 1.03 OV 0.87 ! PT 0.89 ! ! A total of 6 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.02 FD 0.97 HN 1.18 KP 0.99 ! LA 1.00 MK 1.01 NL 0.99 OV 0.76 ! PT 1.01 SC 0.92 ! ! Telescope amplitude corrections in sub-array 3: ! BR 1.21 FD 0.92 KP 0.95 LA 0.99 ! MK 1.55 NL 1.07 OV 0.86 SC 1.19 ! ! A total of 3 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 1.61 FD 1.05 HN 1.11 KP 1.01 ! LA 1.00 MK 0.86 NL 1.39 PT 1.00 ! SC 0.92 ! ! Telescope amplitude corrections in sub-array 5: ! BR 1.28 FD 1.02 HN 1.21 KP 1.05 ! LA 1.01 MK 1.06 NL 1.08 OV 0.86 ! SC 0.81 ! ! A total of 3 telescope corrections were flagged in sub-array 6. ! Telescope amplitude corrections in sub-array 6: ! BR 1.37 FD 1.01 HN 1.15 KP 1.09 ! LA 1.01 OV 0.96 PT 1.05 SC 0.84 ! ! A total of 3 telescope corrections were flagged in sub-array 7. ! Telescope amplitude corrections in sub-array 7: ! BR 1.74 FD 0.97 HN 1.28 KP 1.07 ! LA 1.03 MK 1.15 OV 0.95 PT 1.11 ! SC 1.00 ! ! ! Fit before self-cal, rms=0.829426Jy sigma=2.217094 ! Fit after self-cal, rms=0.896428Jy sigma=1.583106 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=2.871 mas, bmaj=8.129 mas, bpa=-5.738 degrees ! Estimated noise=1.97036 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 = 0.0225182 Jy ! Component: 100 - total flux cleaned = 0.0565022 Jy ! Component: 150 - total flux cleaned = 0.0749722 Jy ! Component: 200 - total flux cleaned = 0.0861861 Jy ! Total flux subtracted in 200 components = 0.0861861 Jy ! Clean residual min=-0.050914 max=0.051566 Jy/beam ! Clean residual mean=0.000758 rms=0.012073 Jy/beam ! Combined flux in latest and established models = 4.67987 Jy ! Performing phase self-cal ! Adding 40 model components to the UV plane model. ! The established model now contains 180 components and 4.67987 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.876510Jy sigma=1.554835 ! Fit after self-cal, rms=0.876649Jy sigma=1.551878 ! 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=0.876649Jy sigma=1.551878 ! Fit after self-cal, rms=0.834091Jy sigma=1.125109 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.885 mas, bmaj=8.123 mas, bpa=-5.584 degrees ! Estimated noise=1.99878 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.010048 Jy ! Component: 100 - total flux cleaned = 0.0119439 Jy ! Component: 150 - total flux cleaned = 0.0119556 Jy ! Component: 200 - total flux cleaned = 0.0165484 Jy ! Total flux subtracted in 200 components = 0.0165484 Jy ! Clean residual min=-0.042004 max=0.038275 Jy/beam ! Clean residual mean=0.000152 rms=0.008630 Jy/beam ! Combined flux in latest and established models = 4.69641 Jy selfcal ! Performing phase self-cal ! Adding 35 model components to the UV plane model. ! The established model now contains 203 components and 4.69641 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.818679Jy sigma=1.098073 ! Fit after self-cal, rms=0.818560Jy sigma=1.095113 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 = 0.00539114 Jy ! Component: 100 - total flux cleaned = 0.00928079 Jy ! Component: 150 - total flux cleaned = 0.0104413 Jy ! Component: 200 - total flux cleaned = 0.0115451 Jy ! Total flux subtracted in 200 components = 0.0115451 Jy ! Clean residual min=-0.040946 max=0.037505 Jy/beam ! Clean residual mean=0.000152 rms=0.008254 Jy/beam ! Combined flux in latest and established models = 4.70796 Jy ! Performing phase self-cal ! Adding 33 model components to the UV plane model. ! The established model now contains 215 components and 4.70796 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.811733Jy sigma=1.081497 ! Fit after self-cal, rms=0.811681Jy sigma=1.080163 ! 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=0.811681Jy sigma=1.080163 ! Fit after self-cal, rms=0.438638Jy sigma=0.760043 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.89 mas, bmaj=8.321 mas, bpa=-5.98 degrees ! Estimated noise=2.01004 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0010394 Jy ! Component: 100 - total flux cleaned = 0.00560394 Jy ! Component: 150 - total flux cleaned = 0.00660896 Jy ! Component: 200 - total flux cleaned = 0.00840124 Jy ! Total flux subtracted in 200 components = 0.00840124 Jy ! Clean residual min=-0.032320 max=0.024732 Jy/beam ! Clean residual mean=0.000109 rms=0.005840 Jy/beam ! Combined flux in latest and established models = 4.71636 Jy selfcal ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 233 components and 4.71636 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.431087Jy sigma=0.739266 ! Fit after self-cal, rms=0.431152Jy sigma=0.737722 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 = 0.000647875 Jy ! Component: 100 - total flux cleaned = 0.00312368 Jy ! Component: 150 - total flux cleaned = 0.00388843 Jy ! Component: 200 - total flux cleaned = 0.00458487 Jy ! Total flux subtracted in 200 components = 0.00458487 Jy ! Clean residual min=-0.031858 max=0.024108 Jy/beam ! Clean residual mean=0.000109 rms=0.005665 Jy/beam ! Combined flux in latest and established models = 4.72094 Jy ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 244 components and 4.72095 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.427640Jy sigma=0.727842 ! Fit after self-cal, rms=0.427612Jy sigma=0.726713 ! 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=0.427612Jy sigma=0.726713 ! Fit after self-cal, rms=0.436873Jy sigma=0.717151 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=6.864 mas, bmaj=17.54 mas, bpa=0.09907 degrees ! Estimated noise=3.17177 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.0155784 Jy ! Component: 100 - total flux cleaned = -0.0155463 Jy ! Component: 150 - total flux cleaned = -0.0147691 Jy ! Component: 200 - total flux cleaned = -0.014799 Jy ! Total flux subtracted in 200 components = -0.014799 Jy ! Clean residual min=-0.025017 max=0.023286 Jy/beam ! Clean residual mean=0.000289 rms=0.006225 Jy/beam ! Combined flux in latest and established models = 4.70615 Jy selfcal ! Performing phase self-cal ! Adding 36 model components to the UV plane model. ! The established model now contains 272 components and 4.70615 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.434111Jy sigma=0.713300 ! Fit after self-cal, rms=0.434308Jy sigma=0.711551 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 = -0.000257899 Jy ! Component: 100 - total flux cleaned = 0.0016281 Jy ! Component: 150 - total flux cleaned = 0.00325889 Jy ! Component: 200 - total flux cleaned = 0.00374707 Jy ! Total flux subtracted in 200 components = 0.00374707 Jy ! Clean residual min=-0.024335 max=0.023396 Jy/beam ! Clean residual mean=0.000290 rms=0.006072 Jy/beam ! Combined flux in latest and established models = 4.70989 Jy ! Performing phase self-cal ! Adding 32 model components to the UV plane model. ! The established model now contains 289 components and 4.70989 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.433448Jy sigma=0.710007 ! Fit after self-cal, rms=0.433543Jy sigma=0.709024 ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. win_mult = win_mult / 1.2 print "============== Finished amplitude self-cal ==============" ! ============== Finished amplitude self-cal ============== restore ! Inverting map and beam ! Estimated beam: bmin=2.89 mas, bmaj=8.327 mas, bpa=-5.968 degrees ! Estimated noise=2.01108 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.89 x 8.327 at -5.968 degrees (North through East) ! Clean map min=-0.032569 max=2.2312 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. ! ! Fit before self-cal, rms=0.433543Jy sigma=0.709024 ! Fit after self-cal, rms=1.681913Jy sigma=0.449501 ! Inverting map and beam ! Estimated beam: bmin=2.893 mas, bmaj=8.315 mas, bpa=-5.905 degrees ! Estimated noise=2.01054 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.0118199 Jy ! Component: 100 - total flux cleaned = -0.0111068 Jy ! Component: 150 - total flux cleaned = -0.0117611 Jy ! Component: 200 - total flux cleaned = -0.0123678 Jy ! Total flux subtracted in 200 components = -0.0123678 Jy ! Clean residual min=-0.023698 max=0.016781 Jy/beam ! Clean residual mean=0.000121 rms=0.003837 Jy/beam ! Combined flux in latest and established models = 4.69753 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 301 components and 4.69753 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=1.681323Jy sigma=0.432998 ! Fit after self-cal, rms=1.681650Jy sigma=0.431798 ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00172278 Jy ! Component: 100 - total flux cleaned = -0.00111954 Jy ! Component: 150 - total flux cleaned = -0.00111898 Jy ! Component: 200 - total flux cleaned = -0.001637 Jy ! Total flux subtracted in 200 components = -0.001637 Jy ! Clean residual min=-0.023188 max=0.016249 Jy/beam ! Clean residual mean=0.000121 rms=0.003689 Jy/beam ! Combined flux in latest and established models = 4.69589 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 307 components and 4.69589 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=1.681310Jy sigma=0.420776 ! Fit after self-cal, rms=1.681510Jy sigma=0.419777 ! Inverting map ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=1.681510Jy sigma=0.419777 ! Fit after self-cal, rms=1.765470Jy sigma=0.416451 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=2.296 mas, bmaj=6.739 mas, bpa=-6.642 degrees ! Estimated noise=2.6793 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 1.62171 Jy ! Component: 100 - total flux cleaned = 2.2056 Jy ! Component: 150 - total flux cleaned = 2.53425 Jy ! Component: 200 - total flux cleaned = 2.77435 Jy ! Total flux subtracted in 200 components = 2.77435 Jy ! Clean residual min=-0.071477 max=0.141137 Jy/beam ! Clean residual mean=-0.000071 rms=0.012598 Jy/beam ! Combined flux in latest and established models = 2.77435 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 38 model components to the UV plane model. ! The established model now contains 38 components and 2.77435 Jy ! Inverting map and beam ! Estimated beam: bmin=2.892 mas, bmaj=8.315 mas, bpa=-5.884 degrees ! Estimated noise=2.00714 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 = 0.486066 Jy ! Component: 100 - total flux cleaned = 0.802178 Jy ! Component: 150 - total flux cleaned = 1.03174 Jy ! Component: 200 - total flux cleaned = 1.20599 Jy ! Total flux subtracted in 200 components = 1.20599 Jy ! Clean residual min=-0.035914 max=0.106534 Jy/beam ! Clean residual mean=0.000136 rms=0.014394 Jy/beam ! Combined flux in latest and established models = 3.98034 Jy ! Adding 97 model components to the UV plane model. ! The established model now contains 126 components and 3.98034 Jy ! Inverting map ! Added new window around map position (-0.5, 13). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.135202 Jy ! Component: 100 - total flux cleaned = 0.240865 Jy ! Component: 150 - total flux cleaned = 0.324617 Jy ! Component: 200 - total flux cleaned = 0.391557 Jy ! Total flux subtracted in 200 components = 0.391557 Jy ! Clean residual min=-0.025850 max=0.047944 Jy/beam ! Clean residual mean=0.000133 rms=0.006803 Jy/beam ! Combined flux in latest and established models = 4.3719 Jy ! Adding 79 model components to the UV plane model. ! The established model now contains 194 components and 4.3719 Jy ! Inverting map ! Added new window around map position (-2.5, -7.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0555942 Jy ! Component: 100 - total flux cleaned = 0.0999418 Jy ! Component: 150 - total flux cleaned = 0.136157 Jy ! Component: 200 - total flux cleaned = 0.165965 Jy ! Total flux subtracted in 200 components = 0.165965 Jy ! Clean residual min=-0.026406 max=0.028870 Jy/beam ! Clean residual mean=0.000131 rms=0.004284 Jy/beam ! Combined flux in latest and established models = 4.53786 Jy ! Adding 52 model components to the UV plane model. ! The established model now contains 231 components and 4.53786 Jy ! Inverting map ! Added new window around map position (6, 21). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.028231 Jy ! Component: 100 - total flux cleaned = 0.0413376 Jy ! Component: 150 - total flux cleaned = 0.0528512 Jy ! Component: 200 - total flux cleaned = 0.0624456 Jy ! Total flux subtracted in 200 components = 0.0624456 Jy ! Clean residual min=-0.023756 max=0.016485 Jy/beam ! Clean residual mean=0.000125 rms=0.003503 Jy/beam ! Combined flux in latest and established models = 4.60031 Jy ! Adding 47 model components to the UV plane model. ! The established model now contains 260 components and 4.60031 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=6.874 mas, bmaj=17.59 mas, bpa=-0.01745 degrees ! Estimated noise=3.16483 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0255965 Jy ! Component: 100 - total flux cleaned = 0.0429008 Jy ! Component: 150 - total flux cleaned = 0.051404 Jy ! Component: 200 - total flux cleaned = 0.0579381 Jy ! Total flux subtracted in 200 components = 0.0579381 Jy ! Clean residual min=-0.020279 max=0.017511 Jy/beam ! Clean residual mean=0.000294 rms=0.004865 Jy/beam ! Combined flux in latest and established models = 4.65825 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 = 0.00378641 Jy ! Component: 100 - total flux cleaned = 0.00684761 Jy ! Component: 150 - total flux cleaned = 0.00991653 Jy ! Component: 200 - total flux cleaned = 0.0118583 Jy ! Total flux subtracted in 200 components = 0.0118583 Jy ! Clean residual min=-0.018724 max=0.016704 Jy/beam ! Clean residual mean=0.000290 rms=0.004715 Jy/beam ! Combined flux in latest and established models = 4.67011 Jy ! Adding 61 model components to the UV plane model. ! The established model now contains 316 components and 4.67011 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=2.892 mas, bmaj=8.315 mas, bpa=-5.884 degrees ! Estimated noise=2.00714 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000377767 Jy ! Component: 100 - total flux cleaned = -0.00011465 Jy ! Component: 150 - total flux cleaned = 0.000335464 Jy ! Component: 200 - total flux cleaned = 0.000739365 Jy ! Total flux subtracted in 200 components = 0.000739365 Jy ! Clean residual min=-0.018462 max=0.013247 Jy/beam ! Clean residual mean=0.000119 rms=0.003012 Jy/beam ! Combined flux in latest and established models = 4.67085 Jy selfcal ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 331 components and 4.67084 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=1.767228Jy sigma=0.388740 ! Fit after self-cal, rms=1.765287Jy sigma=0.378395 wmodel J1924-2914_S_a_map.mod ! Writing 331 model components to file: J1924-2914_S_a_map.mod wobs J1924-2914_S_a_uvs.fits ! Writing UV FITS file: J1924-2914_S_a_uvs.fits wwins J1924-2914_S_a_map.win ! wwins: Wrote 8 windows to J1924-2914_S_a_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 = -0.00528424 Jy ! Component: 100 - total flux cleaned = -0.00672706 Jy ! Component: 150 - total flux cleaned = -0.00808169 Jy ! Component: 200 - total flux cleaned = -0.0093666 Jy ! Component: 250 - total flux cleaned = -0.00998157 Jy ! Component: 300 - total flux cleaned = -0.00998373 Jy ! Component: 350 - total flux cleaned = -0.0101819 Jy ! Component: 400 - total flux cleaned = -0.0099907 Jy ! Component: 450 - total flux cleaned = -0.00999112 Jy ! Component: 500 - total flux cleaned = -0.00962431 Jy ! Component: 550 - total flux cleaned = -0.00926487 Jy ! Component: 600 - total flux cleaned = -0.00855888 Jy ! Component: 650 - total flux cleaned = -0.00821212 Jy ! Component: 700 - total flux cleaned = -0.00804042 Jy ! Component: 750 - total flux cleaned = -0.00753133 Jy ! Component: 800 - total flux cleaned = -0.00719851 Jy ! Component: 850 - total flux cleaned = -0.00736236 Jy ! Component: 900 - total flux cleaned = -0.00687394 Jy ! Component: 950 - total flux cleaned = -0.0067156 Jy ! Component: 1000 - total flux cleaned = -0.00640069 Jy ! Component: 1050 - total flux cleaned = -0.00608819 Jy ! Component: 1100 - total flux cleaned = -0.00609035 Jy ! Component: 1150 - total flux cleaned = -0.00624369 Jy ! Component: 1200 - total flux cleaned = -0.00563508 Jy ! Component: 1250 - total flux cleaned = -0.00548608 Jy ! Component: 1300 - total flux cleaned = -0.00548484 Jy ! Component: 1350 - total flux cleaned = -0.00504206 Jy ! Component: 1400 - total flux cleaned = -0.00489705 Jy ! Component: 1450 - total flux cleaned = -0.00475174 Jy ! Component: 1500 - total flux cleaned = -0.00403519 Jy ! Component: 1550 - total flux cleaned = -0.00375393 Jy ! Component: 1600 - total flux cleaned = -0.00347292 Jy ! Component: 1650 - total flux cleaned = -0.00333512 Jy ! Component: 1700 - total flux cleaned = -0.00278179 Jy ! Component: 1750 - total flux cleaned = -0.00237124 Jy ! Component: 1800 - total flux cleaned = -0.0022343 Jy ! Component: 1850 - total flux cleaned = -0.00169298 Jy ! Component: 1900 - total flux cleaned = -0.00129159 Jy ! Component: 1950 - total flux cleaned = -0.000629401 Jy ! Component: 2000 - total flux cleaned = -0.000628486 Jy ! Component: 2050 - total flux cleaned = 0.000154975 Jy ! Component: 2100 - total flux cleaned = 0.000284447 Jy ! Component: 2150 - total flux cleaned = 0.000542583 Jy ! Component: 2200 - total flux cleaned = 0.00130853 Jy ! Component: 2250 - total flux cleaned = 0.00143379 Jy ! Component: 2300 - total flux cleaned = 0.00193839 Jy ! Component: 2350 - total flux cleaned = 0.00218709 Jy ! Component: 2400 - total flux cleaned = 0.00268236 Jy ! Component: 2450 - total flux cleaned = 0.00292789 Jy ! Component: 2500 - total flux cleaned = 0.00366053 Jy ! Component: 2550 - total flux cleaned = 0.00390397 Jy ! Component: 2600 - total flux cleaned = 0.00450438 Jy ! Component: 2650 - total flux cleaned = 0.00474419 Jy ! Component: 2700 - total flux cleaned = 0.00521864 Jy ! Component: 2750 - total flux cleaned = 0.00592483 Jy ! Component: 2800 - total flux cleaned = 0.00592441 Jy ! Component: 2850 - total flux cleaned = 0.00650569 Jy ! Component: 2900 - total flux cleaned = 0.00662185 Jy ! Component: 2950 - total flux cleaned = 0.00708139 Jy ! Component: 3000 - total flux cleaned = 0.0070818 Jy ! Component: 3050 - total flux cleaned = 0.00776136 Jy ! Component: 3100 - total flux cleaned = 0.00821049 Jy ! Component: 3150 - total flux cleaned = 0.00854457 Jy ! Component: 3200 - total flux cleaned = 0.00898752 Jy ! Component: 3250 - total flux cleaned = 0.00887597 Jy ! Component: 3300 - total flux cleaned = 0.00887636 Jy ! Component: 3350 - total flux cleaned = 0.00942112 Jy ! Component: 3400 - total flux cleaned = 0.0092042 Jy ! Component: 3450 - total flux cleaned = 0.00995683 Jy ! Component: 3500 - total flux cleaned = 0.00974183 Jy ! Component: 3550 - total flux cleaned = 0.0101657 Jy ! Component: 3600 - total flux cleaned = 0.00984887 Jy ! Component: 3650 - total flux cleaned = 0.0101638 Jy ! Component: 3700 - total flux cleaned = 0.0102676 Jy ! Component: 3750 - total flux cleaned = 0.00985201 Jy ! Component: 3800 - total flux cleaned = 0.0103696 Jy ! Component: 3850 - total flux cleaned = 0.0104727 Jy ! Component: 3900 - total flux cleaned = 0.0106772 Jy ! Component: 3950 - total flux cleaned = 0.0107795 Jy ! Component: 4000 - total flux cleaned = 0.0109817 Jy ! Component: 4050 - total flux cleaned = 0.0109812 Jy ! Total flux subtracted in 4096 components = 0.0111818 Jy ! Clean residual min=-0.005660 max=0.005221 Jy/beam ! Clean residual mean=0.000074 rms=0.001870 Jy/beam ! Combined flux in latest and established models = 4.68203 Jy keep ! Adding 295 model components to the UV plane model. ! The established model now contains 623 components and 4.68203 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /image_prod/ug002_uvm//J1924-2914_S_a_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.892 x 8.315 at -5.884 degrees (North through East) ! Clean map min=-0.018331 max=2.3132 Jy/beam ! Writing clean map to FITS file: /image_prod/ug002_uvm//J1924-2914_S_a_map.fits wmodel /image_prod/ug002_uvm//J1924-2914_S_a_map.mod ! Writing 623 model components to file: /image_prod/ug002_uvm//J1924-2914_S_a_map.mod wobs /image_prod/ug002_uvm//J1924-2914_S_a_uvs.fits ! Writing UV FITS file: /image_prod/ug002_uvm//J1924-2914_S_a_uvs.fits wwins /image_prod/ug002_uvm//J1924-2914_S_a_map.win ! wwins: Wrote 9 windows to /image_prod/ug002_uvm//J1924-2914_S_a_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 2.31325 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.00187113 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.242663 0.242663 0.485326 0.970652 1.9413 3.88261 7.76522 15.5304 31.0609 62.1217 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0056 print "peak= ", int(1000*peak_flux)/1000 ! peak= 2.313 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 1236.28 quit ! Quitting program ! Log file /image_prod/ug002_uvm//J1924-2914_S_a_dfm.log closed on Wed Mar 4 17:37:49 2020