! Started logfile: /vlbi/vcs9/uvm//J0820-1258_X_a_dfm.log on Tue Dec 26 22:00:00 2017 float field_size field_size = 1024 float field_cell field_cell = 0.2000 float taper_size taper_size = 70.0 float freq freq = 7.39200 obs /vlbi/vcs9/uvm//J0820-1258_X_a_uvm.fits ! Reading UV FITS file: /vlbi/vcs9/uvm//J0820-1258_X_a_uvm.fits ! AN table 1: 28 integrations on 45 of 45 possible baselines. ! AN table 2: 61 integrations on 36 of 36 possible baselines. ! Apparent sampling: 0.774884 visibilities/baseline/integration-bin. ! Found source: J0820-1258 ! ! There are 8 IFs, and a total of 8 channels: ! ! IF Channel Frequency Freq offset Number of Overall IF ! origin at origin per channel channels bandwidth ! ------------------------------------------------------------- (Hz) ! 01 1 7.392e+09 3.2e+07 1 3.2e+07 ! 02 2 7.424e+09 3.2e+07 1 3.2e+07 ! 03 3 7.456e+09 3.2e+07 1 3.2e+07 ! 04 4 7.552e+09 3.2e+07 1 3.2e+07 ! 05 5 7.744e+09 3.2e+07 1 3.2e+07 ! 06 6 7.776e+09 3.2e+07 1 3.2e+07 ! 07 7 7.808e+09 3.2e+07 1 3.2e+07 ! 08 8 7.84e+09 3.2e+07 1 3.2e+07 ! ! Polarization(s): RR ! ! Read 94 lines of history. ! ! Reading 21424 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 8 channels. ! Selecting polarization: RR, channels: 1..8 ! Reading IF 1 channels: 1..1 ! Reading IF 2 channels: 2..2 ! Reading IF 3 channels: 3..3 ! Reading IF 4 channels: 4..4 ! Reading IF 5 channels: 5..5 ! Reading IF 6 channels: 6..6 ! Reading IF 7 channels: 7..7 ! Reading IF 8 channels: 8..8 print "field_size =", field_size ! field_size = 1024 print "field_cell =", field_cell ! field_cell = 0.2 print "taper_size =", taper_size ! taper_size = 70 ![@/opt64/bin/pima_mupet_02.dfm J0820-1258_X] integer clean_niter clean_niter = 100 float clean_gain clean_gain = 0.04 float dynam dynam = 6.0 float amp_soltime1 amp_soltime1 = 60 float amp_soltime2 amp_soltime2 = 5 float phase_soltime1 phase_soltime1=10 float phase_soltime2 phase_soltime2=0.5 float phase_soltime phase_soltime=phase_soltime1 float ampcor_selflim ampcor_selflim=1.20 float thresh thresh = 0.1 float win_mult win_mult = 1.8 float time_av time_av = 30 float old_peak float new_peak float flux_cutoff print "===============================================================" ! =============================================================== ! print "=== Difmap script: pima_mupet_02.dvm version of 2017.12.26 === " ! === Difmap script: pima_mupet_02.dvm version of 2017.12.26 === ! mapsize field_size, field_cell ! Map grid = 1024x1024 pixels with 0.200x0.200 milli-arcsec cellsize. phase_soltime=phase_soltime1 print "uvstat(rms)=",uvstat(rms),"Jy" ! uvstat(rms)= 0.297155 Jy 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 45 telescope corrections were flagged in sub-array 1. ! A total of 94 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 2. ! A total of 45 telescope corrections were flagged in sub-array 1. ! A total of 94 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 3. ! A total of 45 telescope corrections were flagged in sub-array 1. ! A total of 94 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 4. ! A total of 45 telescope corrections were flagged in sub-array 1. ! A total of 94 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 5. ! A total of 45 telescope corrections were flagged in sub-array 1. ! A total of 94 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 6. ! A total of 45 telescope corrections were flagged in sub-array 1. ! A total of 94 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 7. ! A total of 45 telescope corrections were flagged in sub-array 1. ! A total of 94 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 8. ! A total of 45 telescope corrections were flagged in sub-array 1. ! A total of 94 telescope corrections were flagged in sub-array 2. ! ! Fit before self-cal, rms=1.044611Jy sigma=24.969778 ! Fit after self-cal, rms=0.736348Jy sigma=17.235120 ! 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. peakwin win_mult ! Inverting map and beam ! Estimated beam: bmin=0.8009 mas, bmaj=2.337 mas, bpa=-12.07 degrees ! Estimated noise=0.436692 mJy/beam. ! Added new window around map position (0, 0). 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 false,false,phase_soltime new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=100 gain=0.04 cutoff=0 ! Component: 050 - total flux cleaned = 0.206532 Jy ! Component: 100 - total flux cleaned = 0.276603 Jy ! Total flux subtracted in 100 components = 0.276603 Jy ! Clean residual min=-0.015131 max=0.034295 Jy/beam ! Clean residual mean=-0.000024 rms=0.004090 Jy/beam ! Combined flux in latest and established models = 0.276603 Jy ! Performing phase self-cal over 10 minute time intervals ! Adding 15 model components to the UV plane model. ! The established model now contains 15 components and 0.276603 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.095155Jy sigma=2.277789 ! Fit after self-cal, rms=0.094857Jy sigma=2.269250 ! Inverting map ! Added new window around map position (1.4, 0.4). ! clean: niter=100 gain=0.04 cutoff=0 ! Component: 050 - total flux cleaned = 0.0452157 Jy ! Component: 100 - total flux cleaned = 0.071447 Jy ! Total flux subtracted in 100 components = 0.071447 Jy ! Clean residual min=-0.011070 max=0.014755 Jy/beam ! Clean residual mean=-0.000009 rms=0.002544 Jy/beam ! Combined flux in latest and established models = 0.34805 Jy ! Performing phase self-cal over 10 minute time intervals ! Adding 16 model components to the UV plane model. ! The established model now contains 26 components and 0.34805 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.066198Jy sigma=1.505796 ! Fit after self-cal, rms=0.065165Jy sigma=1.480734 ! Inverting map print "============== Finished uniform weighting CLEAN ==============" ! ============== Finished uniform weighting CLEAN ============== ! uvw 0,-2 ! Uniform weighting is not currently selected. ! Gridding weights will be scaled by errors raised to the power -2. ! 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=1.174 mas, bmaj=3.096 mas, bpa=-11.81 degrees ! Estimated noise=0.202941 mJy/beam. repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal false,false,phase_soltime new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.04 cutoff=0 ! Component: 050 - total flux cleaned = 0.030936 Jy ! Component: 100 - total flux cleaned = 0.0448413 Jy ! Component: 150 - total flux cleaned = 0.0513941 Jy ! Component: 200 - total flux cleaned = 0.0531311 Jy ! Total flux subtracted in 200 components = 0.0531311 Jy ! Clean residual min=-0.006314 max=0.007822 Jy/beam ! Clean residual mean=0.000002 rms=0.001482 Jy/beam ! Combined flux in latest and established models = 0.401181 Jy ! Performing phase self-cal over 10 minute time intervals ! Adding 38 model components to the UV plane model. ! The established model now contains 57 components and 0.401181 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.055754Jy sigma=1.211241 ! Fit after self-cal, rms=0.055126Jy sigma=1.196334 ! Inverting map ! Added new window around map position (3.2, 0.8). ! clean: niter=200 gain=0.04 cutoff=0 ! Component: 050 - total flux cleaned = 0.00926774 Jy ! Component: 100 - total flux cleaned = 0.00987687 Jy ! Component: 150 - total flux cleaned = 0.0102096 Jy ! Component: 200 - total flux cleaned = 0.0106504 Jy ! Total flux subtracted in 200 components = 0.0106504 Jy ! Clean residual min=-0.005470 max=0.005546 Jy/beam ! Clean residual mean=0.000003 rms=0.001133 Jy/beam ! Combined flux in latest and established models = 0.411831 Jy ! Performing phase self-cal over 10 minute time intervals ! Adding 20 model components to the UV plane model. ! The established model now contains 75 components and 0.411831 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.053659Jy sigma=1.159489 ! Fit after self-cal, rms=0.053531Jy sigma=1.156192 ! Inverting map print "============== Finished natural weighting CLEAN ==============" ! ============== Finished natural weighting CLEAN ============== ! gscale ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 6 telescope corrections were flagged in sub-array 1. ! Amplitude normalization factor in sub-array 1: 1.03984 ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 0.95 HN 0.92 KP 0.98 ! LA 0.98 MK 0.85 NL 0.98 OV 0.99 ! PT 0.99 SC 0.98 ! ! A total of 9 telescope corrections were flagged in sub-array 2. ! Amplitude normalization factor in sub-array 2: 0.980656 ! Telescope amplitude corrections in sub-array 2: ! BR 1.00 FD 0.99 HN 1.04 KP 0.99 ! LA 1.04 MK 1.11 NL 1.01 OV 1.01 ! PT 1.00 ! ! ! Correcting IF 2. ! A total of 6 telescope corrections were flagged in sub-array 1. ! Amplitude normalization factor in sub-array 1: 1.0368 ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 0.97 HN 0.94 KP 0.99 ! LA 0.98 MK 0.85 NL 0.98 OV 0.99 ! PT 0.98 SC 0.98 ! ! A total of 9 telescope corrections were flagged in sub-array 2. ! Amplitude normalization factor in sub-array 2: 0.979576 ! Telescope amplitude corrections in sub-array 2: ! BR 1.01 FD 0.98 HN 1.02 KP 1.00 ! LA 1.04 MK 1.12 NL 1.00 OV 1.01 ! PT 0.99 ! ! ! Correcting IF 3. ! A total of 6 telescope corrections were flagged in sub-array 1. ! Amplitude normalization factor in sub-array 1: 1.04033 ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 0.94 HN 0.93 KP 0.98 ! LA 0.98 MK 0.85 NL 0.98 OV 0.99 ! PT 0.99 SC 0.98 ! ! A total of 9 telescope corrections were flagged in sub-array 2. ! Amplitude normalization factor in sub-array 2: 0.981538 ! Telescope amplitude corrections in sub-array 2: ! BR 1.01 FD 0.98 HN 1.01 KP 0.99 ! LA 1.04 MK 1.12 NL 1.02 OV 1.00 ! PT 0.99 ! ! ! Correcting IF 4. ! A total of 6 telescope corrections were flagged in sub-array 1. ! Amplitude normalization factor in sub-array 1: 1.03506 ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 0.98 HN 0.91 KP 0.98 ! LA 0.97 MK 0.86 NL 0.99 OV 1.00 ! PT 0.97 SC 0.99 ! ! A total of 9 telescope corrections were flagged in sub-array 2. ! Amplitude normalization factor in sub-array 2: 0.981178 ! Telescope amplitude corrections in sub-array 2: ! BR 1.01 FD 0.98 HN 1.03 KP 0.99 ! LA 1.05 MK 1.10 NL 1.01 OV 1.02 ! PT 0.99 ! ! ! Correcting IF 5. ! A total of 6 telescope corrections were flagged in sub-array 1. ! Amplitude normalization factor in sub-array 1: 1.02977 ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 0.97 HN 0.94 KP 0.99 ! LA 0.97 MK 0.85 NL 0.99 OV 1.00 ! PT 1.00 SC 1.00 ! ! A total of 9 telescope corrections were flagged in sub-array 2. ! Amplitude normalization factor in sub-array 2: 0.98215 ! Telescope amplitude corrections in sub-array 2: ! BR 1.02 FD 0.98 HN 1.02 KP 0.97 ! LA 1.04 MK 1.11 NL 1.01 OV 1.02 ! PT 1.00 ! ! ! Correcting IF 6. ! A total of 6 telescope corrections were flagged in sub-array 1. ! Amplitude normalization factor in sub-array 1: 1.03028 ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 0.96 HN 0.94 KP 0.98 ! LA 0.99 MK 0.86 NL 0.99 OV 1.00 ! PT 0.99 SC 0.99 ! ! A total of 9 telescope corrections were flagged in sub-array 2. ! Amplitude normalization factor in sub-array 2: 0.98291 ! Telescope amplitude corrections in sub-array 2: ! BR 1.01 FD 0.98 HN 1.01 KP 0.99 ! LA 1.05 MK 1.10 NL 1.02 OV 1.01 ! PT 1.00 ! ! ! Correcting IF 7. ! A total of 6 telescope corrections were flagged in sub-array 1. ! Amplitude normalization factor in sub-array 1: 1.03009 ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 0.97 HN 0.92 KP 0.99 ! LA 0.99 MK 0.86 NL 0.98 OV 1.01 ! PT 0.99 SC 1.00 ! ! A total of 9 telescope corrections were flagged in sub-array 2. ! Amplitude normalization factor in sub-array 2: 0.984467 ! Telescope amplitude corrections in sub-array 2: ! BR 1.00 FD 0.99 HN 0.99 KP 1.00 ! LA 1.04 MK 1.09 NL 1.02 OV 1.02 ! PT 0.98 ! ! ! Correcting IF 8. ! A total of 6 telescope corrections were flagged in sub-array 1. ! Amplitude normalization factor in sub-array 1: 1.03279 ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 0.96 HN 0.94 KP 0.99 ! LA 0.98 MK 0.82 NL 1.00 OV 1.00 ! PT 0.98 SC 0.99 ! ! A total of 9 telescope corrections were flagged in sub-array 2. ! Amplitude normalization factor in sub-array 2: 0.980861 ! Telescope amplitude corrections in sub-array 2: ! BR 1.01 FD 0.99 HN 1.01 KP 1.00 ! LA 1.05 MK 1.11 NL 1.01 OV 1.01 ! PT 0.99 ! ! ! Fit before self-cal, rms=0.053531Jy sigma=1.156192 ! Fit after self-cal, rms=0.054357Jy sigma=1.169658 selfcal false, false, phase_soltime ! Performing phase self-cal over 10 minute time intervals ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.054357Jy sigma=1.169658 ! Fit after self-cal, rms=0.054352Jy sigma=1.169552 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.181 mas, bmaj=3.15 mas, bpa=-12.17 degrees ! Estimated noise=0.202442 mJy/beam. repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal false,false,phase_soltime new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.04 cutoff=0 ! Component: 050 - total flux cleaned = -1.22629e-05 Jy ! Component: 100 - total flux cleaned = -0.000294962 Jy ! Component: 150 - total flux cleaned = -0.000531066 Jy ! Component: 200 - total flux cleaned = -0.000824653 Jy ! Total flux subtracted in 200 components = -0.000824653 Jy ! Clean residual min=-0.004760 max=0.004044 Jy/beam ! Clean residual mean=-0.000005 rms=0.001011 Jy/beam ! Combined flux in latest and established models = 0.411007 Jy ! Performing phase self-cal over 10 minute time intervals ! Adding 23 model components to the UV plane model. ! The established model now contains 90 components and 0.411007 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.053833Jy sigma=1.157582 ! Fit after self-cal, rms=0.053774Jy sigma=1.156679 ! Inverting map print "============== Finished amplitude gscale SELF-CAL ==============" ! ============== Finished amplitude gscale SELF-CAL ============== ! phase_soltime=phase_soltime2 selfcal false, false, phase_soltime ! Performing phase self-cal over 0.5 minute time intervals ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.053774Jy sigma=1.156679 ! Fit after self-cal, rms=0.053590Jy sigma=1.153174 dynam = dynam - 0.5 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 false,false,phase_soltime new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.04 cutoff=0 ! Component: 050 - total flux cleaned = 0.000470324 Jy ! Component: 100 - total flux cleaned = 0.00065663 Jy ! Component: 150 - total flux cleaned = 0.000576006 Jy ! Component: 200 - total flux cleaned = 0.000655625 Jy ! Total flux subtracted in 200 components = 0.000655625 Jy ! Clean residual min=-0.004683 max=0.003859 Jy/beam ! Clean residual mean=-0.000005 rms=0.000981 Jy/beam ! Combined flux in latest and established models = 0.411662 Jy ! Performing phase self-cal over 0.5 minute time intervals ! Adding 24 model components to the UV plane model. ! The established model now contains 101 components and 0.411662 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.053347Jy sigma=1.147859 ! Fit after self-cal, rms=0.053256Jy sigma=1.146426 ! Inverting map print "=== Finished natural weighting clean with shorter phase_soltime " ! === Finished natural weighting clean with shorter phase_soltime ! dynam = dynam - 0.25 restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.181 x 3.15 at -12.17 degrees (North through East) ! Clean map min=-0.0046131 max=0.25914 Jy/beam if(peak(flux) > thresh) selfcal true, true, amp_soltime1 selfcal false, false, phase_soltime 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 false,false,phase_soltime new_peak = peak(flux) until(new_peak<=flux_cutoff) print "============== Finished amplitude self-cal ==============" end if ! Performing amp+phase self-cal over 60 minute time intervals ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.053256Jy sigma=1.146426 ! Fit after self-cal, rms=0.054463Jy sigma=1.064944 ! Performing phase self-cal over 0.5 minute time intervals ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.054463Jy sigma=1.064944 ! Fit after self-cal, rms=0.054445Jy sigma=1.064605 ! Inverting map and beam ! Estimated beam: bmin=1.187 mas, bmaj=3.067 mas, bpa=-11.95 degrees ! Estimated noise=0.201406 mJy/beam. ! clean: niter=200 gain=0.04 cutoff=0 ! Component: 050 - total flux cleaned = 0.000777752 Jy ! Component: 100 - total flux cleaned = 0.000443337 Jy ! Component: 150 - total flux cleaned = 0.000110403 Jy ! Component: 200 - total flux cleaned = -5.32743e-06 Jy ! Total flux subtracted in 200 components = -5.32743e-06 Jy ! Clean residual min=-0.002748 max=0.002988 Jy/beam ! Clean residual mean=0.000000 rms=0.000565 Jy/beam ! Combined flux in latest and established models = 0.411657 Jy ! Performing phase self-cal over 0.5 minute time intervals ! Adding 18 model components to the UV plane model. ! The established model now contains 115 components and 0.411657 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.054261Jy sigma=1.059563 ! Fit after self-cal, rms=0.054211Jy sigma=1.058647 ! Inverting map ! ============== Finished amplitude self-cal ============== print "============== Clearing model and starting over ==========" ! ============== Clearing model and starting over ========== clrmod true,true,true ! clrmod: Cleared the established, tentative and continuum 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=0.8095 mas, bmaj=2.31 mas, bpa=-11.83 degrees ! Estimated noise=0.441468 mJy/beam. ! clean: niter=200 gain=0.04 cutoff=0 ! Component: 050 - total flux cleaned = 0.208121 Jy ! Component: 100 - total flux cleaned = 0.281551 Jy ! Component: 150 - total flux cleaned = 0.323977 Jy ! Component: 200 - total flux cleaned = 0.350768 Jy ! Total flux subtracted in 200 components = 0.350768 Jy ! Clean residual min=-0.006427 max=0.010610 Jy/beam ! Clean residual mean=-0.000009 rms=0.001743 Jy/beam ! Combined flux in latest and established models = 0.350768 Jy uvw 0,-2 ! Uniform weighting is not currently selected. ! Gridding weights will be scaled by errors raised to the power -2. ! Radial weighting is not currently selected. flux_cutoff = imstat(rms) * dynam ! Adding 31 model components to the UV plane model. ! The established model now contains 31 components and 0.350768 Jy ! Inverting map and beam ! Estimated beam: bmin=1.187 mas, bmaj=3.067 mas, bpa=-11.95 degrees ! Estimated noise=0.201406 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=0.04 cutoff=0 ! Component: 050 - total flux cleaned = 0.0288696 Jy ! Component: 100 - total flux cleaned = 0.0428443 Jy ! Component: 150 - total flux cleaned = 0.0509929 Jy ! Component: 200 - total flux cleaned = 0.0561044 Jy ! Total flux subtracted in 200 components = 0.0561044 Jy ! Clean residual min=-0.003300 max=0.003389 Jy/beam ! Clean residual mean=-0.000000 rms=0.000720 Jy/beam ! Combined flux in latest and established models = 0.406872 Jy ! Adding 65 model components to the UV plane model. ! The established model now contains 85 components and 0.406872 Jy ! Inverting map ! Added new window around map position (7.4, 2.8). ! clean: niter=200 gain=0.04 cutoff=0 ! Component: 050 - total flux cleaned = 0.00298797 Jy ! Component: 100 - total flux cleaned = 0.00391158 Jy ! Component: 150 - total flux cleaned = 0.00457817 Jy ! Component: 200 - total flux cleaned = 0.0050622 Jy ! Total flux subtracted in 200 components = 0.0050622 Jy ! Clean residual min=-0.002980 max=0.002196 Jy/beam ! Clean residual mean=0.000000 rms=0.000551 Jy/beam ! Combined flux in latest and established models = 0.411934 Jy ! Adding 45 model components to the UV plane model. ! The established model now contains 120 components and 0.411934 Jy ! Inverting map clean ! clean: niter=200 gain=0.04 cutoff=0 ! Component: 050 - total flux cleaned = 0.00034003 Jy ! Component: 100 - total flux cleaned = 0.000808583 Jy ! Component: 150 - total flux cleaned = 0.0013018 Jy ! Component: 200 - total flux cleaned = 0.00162489 Jy ! Total flux subtracted in 200 components = 0.00162489 Jy ! Clean residual min=-0.002685 max=0.001988 Jy/beam ! Clean residual mean=0.000000 rms=0.000501 Jy/beam ! Combined flux in latest and established models = 0.413559 Jy selfcal false, false, phase_soltime ! Performing phase self-cal over 0.5 minute time intervals ! Adding 38 model components to the UV plane model. ! The established model now contains 138 components and 0.413559 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.054157Jy sigma=1.054795 ! Fit after self-cal, rms=0.054063Jy sigma=1.052813 wmodel J0820-1258_X_map.mod ! Writing 138 model components to file: J0820-1258_X_map.mod wobs J0820-1258_X_uvs.fits ! Writing UV FITS file: J0820-1258_X_uvs.fits wwins J0820-1258_X_map.win ! wwins: Wrote 4 windows to J0820-1258_X_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 = -0.00111796 Jy ! Component: 100 - total flux cleaned = -0.00146523 Jy ! Component: 150 - total flux cleaned = -0.00164004 Jy ! Component: 200 - total flux cleaned = -0.00164142 Jy ! Component: 250 - total flux cleaned = -0.00167045 Jy ! Component: 300 - total flux cleaned = -0.00175438 Jy ! Component: 350 - total flux cleaned = -0.00175497 Jy ! Component: 400 - total flux cleaned = -0.0017033 Jy ! Component: 450 - total flux cleaned = -0.00158106 Jy ! Component: 500 - total flux cleaned = -0.00148696 Jy ! Component: 550 - total flux cleaned = -0.00144113 Jy ! Component: 600 - total flux cleaned = -0.00132936 Jy ! Component: 650 - total flux cleaned = -0.00124307 Jy ! Component: 700 - total flux cleaned = -0.00122232 Jy ! Component: 750 - total flux cleaned = -0.00122235 Jy ! Component: 800 - total flux cleaned = -0.00118277 Jy ! Component: 850 - total flux cleaned = -0.00116315 Jy ! Component: 900 - total flux cleaned = -0.00112515 Jy ! Component: 950 - total flux cleaned = -0.00114339 Jy ! Component: 1000 - total flux cleaned = -0.00110697 Jy ! Component: 1050 - total flux cleaned = -0.00107131 Jy ! Component: 1100 - total flux cleaned = -0.00103646 Jy ! Component: 1150 - total flux cleaned = -0.00101924 Jy ! Component: 1200 - total flux cleaned = -0.000968555 Jy ! Component: 1250 - total flux cleaned = -0.000870152 Jy ! Component: 1300 - total flux cleaned = -0.000838217 Jy ! Component: 1350 - total flux cleaned = -0.000759241 Jy ! Component: 1400 - total flux cleaned = -0.000728164 Jy ! Component: 1450 - total flux cleaned = -0.000666801 Jy ! Component: 1500 - total flux cleaned = -0.000636465 Jy ! Component: 1550 - total flux cleaned = -0.00048941 Jy ! Component: 1600 - total flux cleaned = -0.000431953 Jy ! Component: 1650 - total flux cleaned = -0.000375019 Jy ! Component: 1700 - total flux cleaned = -0.000305211 Jy ! Component: 1750 - total flux cleaned = -0.000250432 Jy ! Component: 1800 - total flux cleaned = -0.000182987 Jy ! Component: 1850 - total flux cleaned = -0.000156186 Jy ! Component: 1900 - total flux cleaned = -5.11547e-05 Jy ! Component: 1950 - total flux cleaned = 4.33158e-07 Jy ! Component: 2000 - total flux cleaned = 8.98717e-05 Jy ! Component: 2050 - total flux cleaned = 0.00015287 Jy ! Component: 2100 - total flux cleaned = 0.000252599 Jy ! Component: 2150 - total flux cleaned = 0.000338485 Jy ! Component: 2200 - total flux cleaned = 0.000399246 Jy ! Component: 2250 - total flux cleaned = 0.000459033 Jy ! Component: 2300 - total flux cleaned = 0.000553759 Jy ! Component: 2350 - total flux cleaned = 0.000623758 Jy ! Component: 2400 - total flux cleaned = 0.000704338 Jy ! Component: 2450 - total flux cleaned = 0.000761126 Jy ! Component: 2500 - total flux cleaned = 0.00082858 Jy ! Component: 2550 - total flux cleaned = 0.000884024 Jy ! Component: 2600 - total flux cleaned = 0.000927919 Jy ! Component: 2650 - total flux cleaned = 0.00099313 Jy ! Component: 2700 - total flux cleaned = 0.00106836 Jy ! Component: 2750 - total flux cleaned = 0.00115319 Jy ! Component: 2800 - total flux cleaned = 0.0012266 Jy ! Component: 2850 - total flux cleaned = 0.00129924 Jy ! Component: 2900 - total flux cleaned = 0.00134042 Jy ! Component: 2950 - total flux cleaned = 0.00141127 Jy ! Component: 3000 - total flux cleaned = 0.00143111 Jy ! Component: 3050 - total flux cleaned = 0.00147075 Jy ! Component: 3100 - total flux cleaned = 0.0015002 Jy ! Component: 3150 - total flux cleaned = 0.00157799 Jy ! Component: 3200 - total flux cleaned = 0.00155877 Jy ! Component: 3250 - total flux cleaned = 0.0015969 Jy ! Component: 3300 - total flux cleaned = 0.00160647 Jy ! Component: 3350 - total flux cleaned = 0.00163455 Jy ! Component: 3400 - total flux cleaned = 0.00168084 Jy ! Component: 3450 - total flux cleaned = 0.00166251 Jy ! Component: 3500 - total flux cleaned = 0.00168067 Jy ! Component: 3550 - total flux cleaned = 0.00170769 Jy ! Component: 3600 - total flux cleaned = 0.00170768 Jy ! Component: 3650 - total flux cleaned = 0.00171651 Jy ! Component: 3700 - total flux cleaned = 0.00175153 Jy ! Component: 3750 - total flux cleaned = 0.00174295 Jy ! Component: 3800 - total flux cleaned = 0.0017687 Jy ! Component: 3850 - total flux cleaned = 0.00176882 Jy ! Component: 3900 - total flux cleaned = 0.00178583 Jy ! Component: 3950 - total flux cleaned = 0.00176892 Jy ! Component: 4000 - total flux cleaned = 0.00179394 Jy ! Component: 4050 - total flux cleaned = 0.00176922 Jy ! Total flux subtracted in 4096 components = 0.0017937 Jy ! Clean residual min=-0.000466 max=0.000472 Jy/beam ! Clean residual mean=-0.000001 rms=0.000146 Jy/beam ! Combined flux in latest and established models = 0.415353 Jy keep ! Adding 294 model components to the UV plane model. ! The established model now contains 432 components and 0.415353 Jy ![Exited script file: /opt64/bin/pima_mupet_02.dfm] wmap /vlbi/vcs9/uvm//J0820-1258_X_a_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.187 x 3.067 at -11.95 degrees (North through East) ! Clean map min=-0.0019739 max=0.25988 Jy/beam ! Writing clean map to FITS file: /vlbi/vcs9/uvm//J0820-1258_X_a_map.fits wmodel /vlbi/vcs9/uvm//J0820-1258_X_a_map.mod ! Writing 432 model components to file: /vlbi/vcs9/uvm//J0820-1258_X_a_map.mod wobs /vlbi/vcs9/uvm//J0820-1258_X_a_uvs.fits ! Writing UV FITS file: /vlbi/vcs9/uvm//J0820-1258_X_a_uvs.fits wwins /vlbi/vcs9/uvm//J0820-1258_X_a_map.win ! wwins: Wrote 5 windows to /vlbi/vcs9/uvm//J0820-1258_X_a_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.259878 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.00014465 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.166982 0.166982 0.333964 0.667929 1.33586 2.67172 5.34343 10.6869 21.3737 42.7474 85.4949 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0004 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.259 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 1796.6 quit ! Quitting program ! Log file /vlbi/vcs9/uvm//J0820-1258_X_a_dfm.log closed on Tue Dec 26 22:00:04 2017