! Started logfile: /vlbi/uf001/uva//J1718-1120_X_dfm.log on Mon Jan 14 04:06:20 2019 float field_size field_size = 1024 float field_cell field_cell = 0.2000 float taper_size taper_size = 70.0 float freq freq = 8.42800 obs /vlbi/uf001/uva//J1718-1120_X_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J1718-1120_X_uva.fits ! AN table 1: 87 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.987229 visibilities/baseline/integration-bin. ! Found source: J1718-1120 ! ! There are 12 IFs, and a total of 12 channels: ! ! IF Channel Frequency Freq offset Number of Overall IF ! origin at origin per channel channels bandwidth ! ------------------------------------------------------------- (Hz) ! 01 1 8.428e+09 3.2e+07 1 3.2e+07 ! 02 2 8.46e+09 3.2e+07 1 3.2e+07 ! 03 3 8.492e+09 3.2e+07 1 3.2e+07 ! 04 4 8.524e+09 3.2e+07 1 3.2e+07 ! 05 5 8.588e+09 3.2e+07 1 3.2e+07 ! 06 6 8.62e+09 3.2e+07 1 3.2e+07 ! 07 7 8.684e+09 3.2e+07 1 3.2e+07 ! 08 8 8.716e+09 3.2e+07 1 3.2e+07 ! 09 9 8.78e+09 3.2e+07 1 3.2e+07 ! 10 10 8.812e+09 3.2e+07 1 3.2e+07 ! 11 11 8.844e+09 3.2e+07 1 3.2e+07 ! 12 12 8.876e+09 3.2e+07 1 3.2e+07 ! ! Polarization(s): RR ! ! Read 134 lines of history. ! ! Reading 46380 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 12 channels. ! Selecting polarization: RR, channels: 1..12 ! 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 ! Reading IF 9 channels: 9..9 ! Reading IF 10 channels: 10..10 ! Reading IF 11 channels: 11..11 ! Reading IF 12 channels: 12..12 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_01.dfm J1718-1120_X] 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 0.200x0.200 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 119 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 119 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 119 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 119 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 119 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 119 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 119 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 119 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 119 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 119 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 119 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 119 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.005922Jy sigma=22.153589 ! Fit after self-cal, rms=0.909192Jy sigma=20.028222 ! 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=0.6093 mas, bmaj=1.613 mas, bpa=-3.838 degrees ! Estimated noise=0.342454 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 = 0.0712684 Jy ! Component: 100 - total flux cleaned = 0.0868211 Jy ! Total flux subtracted in 100 components = 0.0868211 Jy ! Clean residual min=-0.003097 max=0.007949 Jy/beam ! Clean residual mean=0.000003 rms=0.000732 Jy/beam ! Combined flux in latest and established models = 0.0868211 Jy ! Performing phase self-cal ! Adding 3 model components to the UV plane model. ! The established model now contains 3 components and 0.0868211 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. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.057179Jy sigma=1.211465 ! Fit after self-cal, rms=0.057080Jy sigma=1.209070 ! Inverting map ! Added new window around map position (-1.2, 1). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00726287 Jy ! Component: 100 - total flux cleaned = 0.0112879 Jy ! Total flux subtracted in 100 components = 0.0112879 Jy ! Clean residual min=-0.002776 max=0.004445 Jy/beam ! Clean residual mean=0.000002 rms=0.000596 Jy/beam ! Combined flux in latest and established models = 0.098109 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 8 components and 0.098109 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. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.056066Jy sigma=1.184958 ! Fit after self-cal, rms=0.055982Jy sigma=1.182957 ! Inverting map ! Added new window around map position (-1.8, -0.6). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00394734 Jy ! Component: 100 - total flux cleaned = 0.00630677 Jy ! Total flux subtracted in 100 components = 0.00630677 Jy ! Clean residual min=-0.002459 max=0.003526 Jy/beam ! Clean residual mean=0.000002 rms=0.000533 Jy/beam ! Combined flux in latest and established models = 0.104416 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 14 components and 0.104416 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. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.055694Jy sigma=1.175800 ! Fit after self-cal, rms=0.055663Jy sigma=1.175133 ! 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=0.7839 mas, bmaj=1.901 mas, bpa=-2.923 degrees ! Estimated noise=0.171759 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 = 0.00241769 Jy ! Component: 100 - total flux cleaned = 0.00354196 Jy ! Component: 150 - total flux cleaned = 0.00404794 Jy ! Component: 200 - total flux cleaned = 0.0044228 Jy ! Total flux subtracted in 200 components = 0.0044228 Jy ! Clean residual min=-0.002113 max=0.002623 Jy/beam ! Clean residual mean=0.000003 rms=0.000477 Jy/beam ! Combined flux in latest and established models = 0.108839 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 26 components and 0.108839 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. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.055556Jy sigma=1.172485 ! Fit after self-cal, rms=0.055539Jy sigma=1.172113 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7839 x 1.901 at -2.923 degrees (North through East) ! Clean map min=-0.0021253 max=0.090176 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.11 FD 0.98 HN 0.96 KP 0.97 ! LA 0.94 MK 1.01 NL 1.16 OV 0.96 ! PT 1.00* SC 0.99 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 1.02 HN 0.97 KP 0.98 ! LA 0.90 MK 1.02 NL 1.17 OV 0.98 ! PT 1.00* SC 0.98 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 0.97 HN 0.95 KP 1.00 ! LA 0.94 MK 1.00 NL 1.15 OV 0.97 ! PT 1.00* SC 0.94 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 0.99 HN 0.97 KP 1.03 ! LA 0.94 MK 1.02 NL 1.13 OV 0.96 ! PT 1.00* SC 0.98 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.11 FD 1.00 HN 0.97 KP 1.02 ! LA 0.94 MK 1.01 NL 1.12 OV 0.95 ! PT 1.00* SC 0.98 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 0.95 HN 0.97 KP 1.02 ! LA 0.93 MK 1.00 NL 1.14 OV 0.99 ! PT 1.00* SC 1.00 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 0.99 HN 0.94 KP 0.99 ! LA 0.93 MK 0.99 NL 1.16 OV 0.90 ! PT 1.00* SC 1.02 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.11 FD 0.97 HN 0.95 KP 1.00 ! LA 0.94 MK 1.02 NL 1.12 OV 0.96 ! PT 1.00* SC 0.98 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 0.98 HN 0.98 KP 1.02 ! LA 0.93 MK 0.97 NL 1.12 OV 0.94 ! PT 1.00* SC 0.99 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 1.00 HN 0.95 KP 1.01 ! LA 0.94 MK 0.99 NL 1.10 OV 0.97 ! PT 1.00* SC 0.95 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.10 FD 0.97 HN 0.95 KP 0.98 ! LA 0.95 MK 0.99 NL 1.12 OV 0.95 ! PT 1.00* SC 0.98 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.12 FD 1.01 HN 0.94 KP 1.00 ! LA 0.96 MK 0.96 NL 1.16 OV 0.94 ! PT 1.00* SC 0.95 ! ! ! Fit before self-cal, rms=0.055539Jy sigma=1.172113 ! Fit after self-cal, rms=0.055424Jy sigma=1.160386 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.7797 mas, bmaj=1.908 mas, bpa=-2.726 degrees ! Estimated noise=0.171924 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 = -0.000789129 Jy ! Component: 100 - total flux cleaned = -0.000764725 Jy ! Component: 150 - total flux cleaned = -0.000780736 Jy ! Component: 200 - total flux cleaned = -0.000814873 Jy ! Total flux subtracted in 200 components = -0.000814873 Jy ! Clean residual min=-0.001135 max=0.001273 Jy/beam ! Clean residual mean=0.000000 rms=0.000296 Jy/beam ! Combined flux in latest and established models = 0.108024 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 33 components and 0.108024 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. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.055392Jy sigma=1.159734 ! Fit after self-cal, rms=0.055426Jy sigma=1.159435 ! Inverting map selfcal true, true, soltime1 ! Performing amp+phase self-cal over 120 minute time intervals ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.055426Jy sigma=1.159435 ! Fit after self-cal, rms=0.055193Jy sigma=1.155447 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.7788 mas, bmaj=1.904 mas, bpa=-2.708 degrees ! Estimated noise=0.171721 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000109208 Jy ! Component: 100 - total flux cleaned = -3.13844e-05 Jy ! Component: 150 - total flux cleaned = 4.93211e-06 Jy ! Component: 200 - total flux cleaned = 1.58546e-05 Jy ! Total flux subtracted in 200 components = 1.58546e-05 Jy ! Clean residual min=-0.000889 max=0.000950 Jy/beam ! Clean residual mean=-0.000000 rms=0.000221 Jy/beam ! Combined flux in latest and established models = 0.10804 Jy selfcal ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 41 components and 0.10804 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. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.055185Jy sigma=1.155274 ! Fit after self-cal, rms=0.055191Jy sigma=1.155218 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 (9.4, -1.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000658935 Jy ! Component: 100 - total flux cleaned = 0.000802068 Jy ! Component: 150 - total flux cleaned = 0.000804317 Jy ! Component: 200 - total flux cleaned = 0.000806032 Jy ! Total flux subtracted in 200 components = 0.000806032 Jy ! Clean residual min=-0.000903 max=0.000867 Jy/beam ! Clean residual mean=-0.000000 rms=0.000212 Jy/beam ! Combined flux in latest and established models = 0.108846 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 56 components and 0.108846 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. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.055174Jy sigma=1.154843 ! Fit after self-cal, rms=0.055173Jy sigma=1.154815 ! Inverting map selfcal true, true, soltime2 ! Performing amp+phase self-cal over 20 minute time intervals ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.055173Jy sigma=1.154815 ! Fit after self-cal, rms=0.055168Jy sigma=1.153867 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.7783 mas, bmaj=1.903 mas, bpa=-2.696 degrees ! Estimated noise=0.171438 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000260237 Jy ! Component: 100 - total flux cleaned = -0.00037856 Jy ! Component: 150 - total flux cleaned = -0.000458302 Jy ! Component: 200 - total flux cleaned = -0.000489149 Jy ! Total flux subtracted in 200 components = -0.000489149 Jy ! Clean residual min=-0.000822 max=0.000774 Jy/beam ! Clean residual mean=-0.000001 rms=0.000184 Jy/beam ! Combined flux in latest and established models = 0.108356 Jy selfcal ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 66 components and 0.108356 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. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.055162Jy sigma=1.153738 ! Fit after self-cal, rms=0.055171Jy sigma=1.153712 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 = -8.28924e-05 Jy ! Component: 100 - total flux cleaned = -9.24721e-05 Jy ! Component: 150 - total flux cleaned = -0.000119439 Jy ! Component: 200 - total flux cleaned = -0.000128286 Jy ! Total flux subtracted in 200 components = -0.000128286 Jy ! Clean residual min=-0.000817 max=0.000766 Jy/beam ! Clean residual mean=-0.000001 rms=0.000182 Jy/beam ! Combined flux in latest and established models = 0.108228 Jy ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 72 components and 0.108228 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. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.055168Jy sigma=1.153656 ! Fit after self-cal, rms=0.055168Jy sigma=1.153654 ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 70 mega-wavelengths. win_mult = win_mult * 1.2 selfcal true, true, soltime2 ! Performing amp+phase self-cal over 20 minute time intervals ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.055168Jy sigma=1.153654 ! Fit after self-cal, rms=0.055064Jy sigma=1.153631 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.958 mas, bmaj=3.538 mas, bpa=2.501 degrees ! Estimated noise=0.231906 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000107277 Jy ! Component: 100 - total flux cleaned = -0.000201674 Jy ! Component: 150 - total flux cleaned = -0.000278828 Jy ! Component: 200 - total flux cleaned = -0.000339851 Jy ! Total flux subtracted in 200 components = -0.000339851 Jy ! Clean residual min=-0.000790 max=0.000901 Jy/beam ! Clean residual mean=-0.000002 rms=0.000228 Jy/beam ! Combined flux in latest and established models = 0.107888 Jy selfcal ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 75 components and 0.107888 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. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.055064Jy sigma=1.153626 ! Fit after self-cal, rms=0.055063Jy sigma=1.153620 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 = -5.91314e-05 Jy ! Component: 100 - total flux cleaned = -0.000103053 Jy ! Component: 150 - total flux cleaned = -0.000135023 Jy ! Component: 200 - total flux cleaned = -0.000152926 Jy ! Total flux subtracted in 200 components = -0.000152926 Jy ! Clean residual min=-0.000799 max=0.000876 Jy/beam ! Clean residual mean=-0.000002 rms=0.000226 Jy/beam ! Combined flux in latest and established models = 0.107735 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 78 components and 0.107735 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. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.055064Jy sigma=1.153645 ! Fit after self-cal, rms=0.055063Jy sigma=1.153638 ! 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=0.7777 mas, bmaj=1.902 mas, bpa=-2.686 degrees ! Estimated noise=0.171213 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7777 x 1.902 at -2.686 degrees (North through East) ! Clean map min=-0.00072498 max=0.090333 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=0.6047 mas, bmaj=1.617 mas, bpa=-3.631 degrees ! Estimated noise=0.339993 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0707426 Jy ! Component: 100 - total flux cleaned = 0.0871346 Jy ! Component: 150 - total flux cleaned = 0.0943444 Jy ! Component: 200 - total flux cleaned = 0.0983603 Jy ! Total flux subtracted in 200 components = 0.0983603 Jy ! Clean residual min=-0.001619 max=0.002192 Jy/beam ! Clean residual mean=0.000001 rms=0.000401 Jy/beam ! Combined flux in latest and established models = 0.0983603 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 13 model components to the UV plane model. ! The established model now contains 13 components and 0.0983603 Jy ! Inverting map and beam ! Estimated beam: bmin=0.7777 mas, bmaj=1.902 mas, bpa=-2.686 degrees ! Estimated noise=0.171213 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 = 0.00348107 Jy ! Component: 100 - total flux cleaned = 0.00550152 Jy ! Component: 150 - total flux cleaned = 0.00681724 Jy ! Component: 200 - total flux cleaned = 0.0077145 Jy ! Total flux subtracted in 200 components = 0.0077145 Jy ! Clean residual min=-0.000904 max=0.000842 Jy/beam ! Clean residual mean=-0.000001 rms=0.000198 Jy/beam ! Combined flux in latest and established models = 0.106075 Jy ! Adding 31 model components to the UV plane model. ! The established model now contains 38 components and 0.106075 Jy ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 70 mega-wavelengths. clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.958 mas, bmaj=3.538 mas, bpa=2.501 degrees ! Estimated noise=0.231906 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000952287 Jy ! Component: 100 - total flux cleaned = 0.00129559 Jy ! Component: 150 - total flux cleaned = 0.00142949 Jy ! Component: 200 - total flux cleaned = 0.00153795 Jy ! Total flux subtracted in 200 components = 0.00153795 Jy ! Clean residual min=-0.000856 max=0.000844 Jy/beam ! Clean residual mean=-0.000002 rms=0.000232 Jy/beam ! Combined flux in latest and established models = 0.107613 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 = 3.90341e-05 Jy ! Component: 100 - total flux cleaned = 1.57431e-05 Jy ! Component: 150 - total flux cleaned = 4.94915e-06 Jy ! Component: 200 - total flux cleaned = -4.41179e-06 Jy ! Total flux subtracted in 200 components = -4.41179e-06 Jy ! Clean residual min=-0.000840 max=0.000848 Jy/beam ! Clean residual mean=-0.000002 rms=0.000226 Jy/beam ! Combined flux in latest and established models = 0.107608 Jy ! Adding 31 model components to the UV plane model. ! The established model now contains 67 components and 0.107608 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.7777 mas, bmaj=1.902 mas, bpa=-2.686 degrees ! Estimated noise=0.171213 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000119618 Jy ! Component: 100 - total flux cleaned = 0.000118035 Jy ! Component: 150 - total flux cleaned = 0.000150747 Jy ! Component: 200 - total flux cleaned = 0.00013578 Jy ! Total flux subtracted in 200 components = 0.00013578 Jy ! Clean residual min=-0.000840 max=0.000748 Jy/beam ! Clean residual mean=-0.000001 rms=0.000181 Jy/beam ! Combined flux in latest and established models = 0.107744 Jy selfcal ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 83 components and 0.107744 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. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.055069Jy sigma=1.153730 ! Fit after self-cal, rms=0.055068Jy sigma=1.153690 wmodel J1718-1120_X_map.mod ! Writing 83 model components to file: J1718-1120_X_map.mod wobs J1718-1120_X_uvs.fits ! Writing UV FITS file: J1718-1120_X_uvs.fits wwins J1718-1120_X_map.win ! wwins: Wrote 4 windows to J1718-1120_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 = -0.000163064 Jy ! Component: 100 - total flux cleaned = -0.000150067 Jy ! Component: 150 - total flux cleaned = -0.00012531 Jy ! Component: 200 - total flux cleaned = -8.89458e-05 Jy ! Component: 250 - total flux cleaned = -5.34259e-05 Jy ! Component: 300 - total flux cleaned = -1.87263e-05 Jy ! Component: 350 - total flux cleaned = -7.2255e-06 Jy ! Component: 400 - total flux cleaned = 4.17099e-06 Jy ! Component: 450 - total flux cleaned = 2.62374e-05 Jy ! Component: 500 - total flux cleaned = 4.76543e-06 Jy ! Component: 550 - total flux cleaned = 4.61686e-06 Jy ! Component: 600 - total flux cleaned = -2.6699e-05 Jy ! Component: 650 - total flux cleaned = 4.2455e-06 Jy ! Component: 700 - total flux cleaned = 4.08933e-06 Jy ! Component: 750 - total flux cleaned = -6.05202e-06 Jy ! Component: 800 - total flux cleaned = -2.60107e-05 Jy ! Component: 850 - total flux cleaned = -3.58101e-05 Jy ! Component: 900 - total flux cleaned = -3.57905e-05 Jy ! Component: 950 - total flux cleaned = -6.47153e-05 Jy ! Component: 1000 - total flux cleaned = -6.46337e-05 Jy ! Component: 1050 - total flux cleaned = -6.47135e-05 Jy ! Component: 1100 - total flux cleaned = -5.53992e-05 Jy ! Component: 1150 - total flux cleaned = -7.38007e-05 Jy ! Component: 1200 - total flux cleaned = -8.27012e-05 Jy ! Component: 1250 - total flux cleaned = -5.54254e-05 Jy ! Component: 1300 - total flux cleaned = -4.66463e-05 Jy ! Component: 1350 - total flux cleaned = -6.44138e-05 Jy ! Component: 1400 - total flux cleaned = -9.05871e-05 Jy ! Component: 1450 - total flux cleaned = -6.45154e-05 Jy ! Component: 1500 - total flux cleaned = -7.31924e-05 Jy ! Component: 1550 - total flux cleaned = -5.61114e-05 Jy ! Component: 1600 - total flux cleaned = -7.30109e-05 Jy ! Component: 1650 - total flux cleaned = -9.82909e-05 Jy ! Component: 1700 - total flux cleaned = -8.99077e-05 Jy ! Component: 1750 - total flux cleaned = -8.16008e-05 Jy ! Component: 1800 - total flux cleaned = -8.16019e-05 Jy ! Component: 1850 - total flux cleaned = -0.00011398 Jy ! Component: 1900 - total flux cleaned = -0.000105822 Jy ! Component: 1950 - total flux cleaned = -0.00011387 Jy ! Component: 2000 - total flux cleaned = -0.000137692 Jy ! Component: 2050 - total flux cleaned = -0.000106254 Jy ! Component: 2100 - total flux cleaned = -0.000121874 Jy ! Component: 2150 - total flux cleaned = -0.000137375 Jy ! Component: 2200 - total flux cleaned = -0.000160441 Jy ! Component: 2250 - total flux cleaned = -0.00016809 Jy ! Component: 2300 - total flux cleaned = -0.000183292 Jy ! Component: 2350 - total flux cleaned = -0.000198275 Jy ! Component: 2400 - total flux cleaned = -0.000213219 Jy ! Component: 2450 - total flux cleaned = -0.000220712 Jy ! Component: 2500 - total flux cleaned = -0.000228 Jy ! Component: 2550 - total flux cleaned = -0.000213299 Jy ! Component: 2600 - total flux cleaned = -0.000220614 Jy ! Component: 2650 - total flux cleaned = -0.000227892 Jy ! Component: 2700 - total flux cleaned = -0.000256667 Jy ! Component: 2750 - total flux cleaned = -0.000256682 Jy ! Component: 2800 - total flux cleaned = -0.000292138 Jy ! Component: 2850 - total flux cleaned = -0.000306208 Jy ! Component: 2900 - total flux cleaned = -0.000313221 Jy ! Component: 2950 - total flux cleaned = -0.000347903 Jy ! Component: 3000 - total flux cleaned = -0.000327212 Jy ! Component: 3050 - total flux cleaned = -0.000395922 Jy ! Component: 3100 - total flux cleaned = -0.000389122 Jy ! Component: 3150 - total flux cleaned = -0.000409524 Jy ! Component: 3200 - total flux cleaned = -0.000416311 Jy ! Component: 3250 - total flux cleaned = -0.000443115 Jy ! Component: 3300 - total flux cleaned = -0.000476449 Jy ! Component: 3350 - total flux cleaned = -0.000463167 Jy ! Component: 3400 - total flux cleaned = -0.000482917 Jy ! Component: 3450 - total flux cleaned = -0.000495994 Jy ! Component: 3500 - total flux cleaned = -0.000521956 Jy ! Component: 3550 - total flux cleaned = -0.000502588 Jy ! Component: 3600 - total flux cleaned = -0.000502602 Jy ! Component: 3650 - total flux cleaned = -0.000515422 Jy ! Component: 3700 - total flux cleaned = -0.000566373 Jy ! Component: 3750 - total flux cleaned = -0.000547315 Jy ! Component: 3800 - total flux cleaned = -0.000559863 Jy ! Component: 3850 - total flux cleaned = -0.000578691 Jy ! Component: 3900 - total flux cleaned = -0.000566212 Jy ! Component: 3950 - total flux cleaned = -0.000584835 Jy ! Component: 4000 - total flux cleaned = -0.000597128 Jy ! Component: 4050 - total flux cleaned = -0.000621709 Jy ! Total flux subtracted in 4096 components = -0.000640019 Jy ! Clean residual min=-0.000398 max=0.000312 Jy/beam ! Clean residual mean=-0.000000 rms=0.000105 Jy/beam ! Combined flux in latest and established models = 0.107104 Jy keep ! Adding 298 model components to the UV plane model. ! The established model now contains 381 components and 0.107104 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J1718-1120_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7777 x 1.902 at -2.686 degrees (North through East) ! Clean map min=-0.00055511 max=0.090446 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J1718-1120_X_map.fits wmodel /vlbi/uf001/uva//J1718-1120_X_map.mod ! Writing 381 model components to file: /vlbi/uf001/uva//J1718-1120_X_map.mod wobs /vlbi/uf001/uva//J1718-1120_X_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J1718-1120_X_uvs.fits wwins /vlbi/uf001/uva//J1718-1120_X_map.win ! wwins: Wrote 5 windows to /vlbi/uf001/uva//J1718-1120_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0904456 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000104892 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.347918 0.347918 0.695836 1.39167 2.78334 5.56669 11.1334 22.2668 44.5335 89.067 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0003 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.09 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 862.272 quit ! Quitting program ! Log file /vlbi/uf001/uva//J1718-1120_X_dfm.log closed on Mon Jan 14 04:06:26 2019