! Started logfile: /vlbi/uf001/uva//J2303-3030_X_dfm.log on Mon Jan 14 06:32:55 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//J2303-3030_X_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J2303-3030_X_uva.fits ! AN table 1: 73 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.894368 visibilities/baseline/integration-bin. ! Found source: J2303-3030 ! ! 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 35256 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 J2303-3030_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 46 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 46 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 46 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 46 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 46 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 46 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 46 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 46 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 46 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 46 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 46 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 46 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.009625Jy sigma=17.883166 ! Fit after self-cal, rms=0.918619Jy sigma=16.151930 ! 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=0.5867 mas, bmaj=1.506 mas, bpa=0.08242 degrees ! Estimated noise=0.481874 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 = 0.0528863 Jy ! Component: 100 - total flux cleaned = 0.071912 Jy ! Total flux subtracted in 100 components = 0.071912 Jy ! Clean residual min=-0.005981 max=0.014801 Jy/beam ! Clean residual mean=-0.000028 rms=0.001618 Jy/beam ! Combined flux in latest and established models = 0.071912 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 16 components and 0.071912 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=0.095792Jy sigma=1.541915 ! Fit after self-cal, rms=0.095182Jy sigma=1.534898 ! Inverting map ! Added new window around map position (0.8, 0). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.015866 Jy ! Component: 100 - total flux cleaned = 0.0265262 Jy ! Total flux subtracted in 100 components = 0.0265262 Jy ! Clean residual min=-0.004959 max=0.008647 Jy/beam ! Clean residual mean=-0.000013 rms=0.001198 Jy/beam ! Combined flux in latest and established models = 0.0984382 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 34 components and 0.0984382 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=0.089840Jy sigma=1.398962 ! Fit after self-cal, rms=0.089656Jy sigma=1.395671 ! Inverting map ! Added new window around map position (-0.8, -1.2). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00916779 Jy ! Component: 100 - total flux cleaned = 0.0155618 Jy ! Total flux subtracted in 100 components = 0.0155618 Jy ! Clean residual min=-0.004399 max=0.004889 Jy/beam ! Clean residual mean=-0.000004 rms=0.001005 Jy/beam ! Combined flux in latest and established models = 0.114 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 46 components and 0.114 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=0.087794Jy sigma=1.340230 ! Fit after self-cal, rms=0.087759Jy sigma=1.339551 ! 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=0.7949 mas, bmaj=1.959 mas, bpa=-0.1123 degrees ! Estimated noise=0.220385 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 = 0.0122289 Jy ! Component: 100 - total flux cleaned = 0.0192671 Jy ! Component: 150 - total flux cleaned = 0.0236789 Jy ! Component: 200 - total flux cleaned = 0.0265251 Jy ! Total flux subtracted in 200 components = 0.0265251 Jy ! Clean residual min=-0.005289 max=0.006506 Jy/beam ! Clean residual mean=0.000019 rms=0.001622 Jy/beam ! Combined flux in latest and established models = 0.140525 Jy ! Performing phase self-cal ! Adding 39 model components to the UV plane model. ! The established model now contains 67 components and 0.140525 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=0.086750Jy sigma=1.290607 ! Fit after self-cal, rms=0.086710Jy sigma=1.289519 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7949 x 1.959 at -0.1123 degrees (North through East) ! Clean map min=-0.0050785 max=0.076686 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 FD 0.97 HN 1.15 KP 0.92 ! LA 1.45 MK 1.02 NL 1.05 OV 0.86 ! PT 0.82 SC 1.02 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.10 FD 0.98 HN 1.12 KP 0.91 ! LA 1.40 MK 1.03 NL 1.10 OV 0.88 ! PT 0.81 SC 0.96 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 0.97 HN 1.17 KP 0.90 ! LA 1.41 MK 1.02 NL 1.12 OV 0.87 ! PT 0.81 SC 0.98 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 0.96 HN 1.07 KP 0.93 ! LA 1.38 MK 1.03 NL 1.09 OV 0.85 ! PT 0.83 SC 1.06 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 0.97 HN 1.23 KP 0.92 ! LA 1.49 MK 0.97 NL 1.08 OV 0.87 ! PT 0.85 SC 0.97 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 0.99 HN 1.02 KP 0.95 ! LA 1.51 MK 1.03 NL 1.08 OV 0.87 ! PT 0.84 SC 0.98 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 0.99 HN 1.19 KP 0.92 ! LA 1.52 MK 0.97 NL 1.13 OV 0.90 ! PT 0.82 SC 0.98 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 FD 1.00 HN 1.18 KP 0.93 ! LA 1.37 MK 0.99 NL 1.06 OV 0.90 ! PT 0.84 SC 0.99 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 FD 0.96 HN 1.00 KP 0.92 ! LA 1.48 MK 1.00 NL 1.08 OV 0.88 ! PT 0.84 SC 1.05 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 0.97 HN 1.17 KP 0.95 ! LA 1.38 MK 1.07 NL 1.04 OV 0.86 ! PT 0.85 SC 1.04 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 FD 0.97 HN 0.99 KP 0.93 ! LA 1.50 MK 1.06 NL 1.14 OV 0.87 ! PT 0.82 SC 0.98 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.14 FD 0.95 HN 1.08 KP 0.90 ! LA 1.53 MK 1.06 NL 1.11 OV 0.90 ! PT 0.83 SC 0.95 ! ! ! Fit before self-cal, rms=0.086710Jy sigma=1.289519 ! Fit after self-cal, rms=0.103515Jy sigma=1.240096 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.8021 mas, bmaj=1.974 mas, bpa=0.393 degrees ! Estimated noise=0.218 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 (1.8, -1.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00158966 Jy ! Component: 100 - total flux cleaned = 0.00158581 Jy ! Component: 150 - total flux cleaned = 0.00153083 Jy ! Component: 200 - total flux cleaned = 0.0015653 Jy ! Total flux subtracted in 200 components = 0.0015653 Jy ! Clean residual min=-0.002071 max=0.002214 Jy/beam ! Clean residual mean=0.000007 rms=0.000511 Jy/beam ! Combined flux in latest and established models = 0.14209 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 87 components and 0.14209 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=0.103424Jy sigma=1.237652 ! Fit after self-cal, rms=0.104067Jy sigma=1.235860 ! 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=0.104067Jy sigma=1.235860 ! Fit after self-cal, rms=0.115814Jy sigma=1.231287 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.7984 mas, bmaj=1.962 mas, bpa=0.2714 degrees ! Estimated noise=0.216902 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00135326 Jy ! Component: 100 - total flux cleaned = 0.00169203 Jy ! Component: 150 - total flux cleaned = 0.00178338 Jy ! Component: 200 - total flux cleaned = 0.00181477 Jy ! Total flux subtracted in 200 components = 0.00181477 Jy ! Clean residual min=-0.001431 max=0.001334 Jy/beam ! Clean residual mean=-0.000008 rms=0.000324 Jy/beam ! Combined flux in latest and established models = 0.143905 Jy selfcal ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 102 components and 0.143905 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=0.115798Jy sigma=1.230787 ! Fit after self-cal, rms=0.116014Jy sigma=1.230562 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 = 0.000104277 Jy ! Component: 100 - total flux cleaned = 0.000199636 Jy ! Component: 150 - total flux cleaned = 0.000214759 Jy ! Component: 200 - total flux cleaned = 0.000229232 Jy ! Total flux subtracted in 200 components = 0.000229232 Jy ! Clean residual min=-0.001369 max=0.001291 Jy/beam ! Clean residual mean=-0.000009 rms=0.000319 Jy/beam ! Combined flux in latest and established models = 0.144134 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 112 components and 0.144134 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=0.116005Jy sigma=1.230439 ! Fit after self-cal, rms=0.116010Jy sigma=1.230388 ! 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=0.116010Jy sigma=1.230388 ! Fit after self-cal, rms=0.116740Jy sigma=1.230331 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.7979 mas, bmaj=1.962 mas, bpa=0.2904 degrees ! Estimated noise=0.216497 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000291014 Jy ! Component: 100 - total flux cleaned = 0.000402088 Jy ! Component: 150 - total flux cleaned = 0.000416892 Jy ! Component: 200 - total flux cleaned = 0.000403684 Jy ! Total flux subtracted in 200 components = 0.000403684 Jy ! Clean residual min=-0.001303 max=0.001252 Jy/beam ! Clean residual mean=-0.000010 rms=0.000310 Jy/beam ! Combined flux in latest and established models = 0.144538 Jy selfcal ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 115 components and 0.144538 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=0.116733Jy sigma=1.230229 ! Fit after self-cal, rms=0.116748Jy sigma=1.230184 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 = 6.12249e-05 Jy ! Component: 100 - total flux cleaned = 7.82849e-05 Jy ! Component: 150 - total flux cleaned = 7.80221e-05 Jy ! Component: 200 - total flux cleaned = 8.96342e-05 Jy ! Total flux subtracted in 200 components = 8.96342e-05 Jy ! Clean residual min=-0.001270 max=0.001230 Jy/beam ! Clean residual mean=-0.000010 rms=0.000307 Jy/beam ! Combined flux in latest and established models = 0.144628 Jy ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 119 components and 0.144628 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=0.116743Jy sigma=1.230120 ! Fit after self-cal, rms=0.116745Jy sigma=1.230088 ! 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=0.116745Jy sigma=1.230088 ! Fit after self-cal, rms=0.116690Jy sigma=1.230076 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.242 mas, bmaj=5.786 mas, bpa=6.672 degrees ! Estimated noise=0.288988 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000602612 Jy ! Component: 100 - total flux cleaned = 0.00067604 Jy ! Component: 150 - total flux cleaned = 0.000684682 Jy ! Component: 200 - total flux cleaned = 0.000676827 Jy ! Total flux subtracted in 200 components = 0.000676827 Jy ! Clean residual min=-0.001592 max=0.001508 Jy/beam ! Clean residual mean=-0.000022 rms=0.000428 Jy/beam ! Combined flux in latest and established models = 0.145304 Jy selfcal ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 130 components and 0.145304 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=0.116687Jy sigma=1.230070 ! Fit after self-cal, rms=0.116687Jy sigma=1.230050 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 = 7.76562e-05 Jy ! Component: 100 - total flux cleaned = 0.000117679 Jy ! Component: 150 - total flux cleaned = 0.000125539 Jy ! Component: 200 - total flux cleaned = 0.0001256 Jy ! Total flux subtracted in 200 components = 0.0001256 Jy ! Clean residual min=-0.001571 max=0.001487 Jy/beam ! Clean residual mean=-0.000021 rms=0.000426 Jy/beam ! Combined flux in latest and established models = 0.14543 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 133 components and 0.14543 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=0.116685Jy sigma=1.230040 ! Fit after self-cal, rms=0.116686Jy sigma=1.230028 ! 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=0.7981 mas, bmaj=1.963 mas, bpa=0.3164 degrees ! Estimated noise=0.216297 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7981 x 1.963 at 0.3164 degrees (North through East) ! Clean map min=-0.0011246 max=0.074771 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=0.5874 mas, bmaj=1.498 mas, bpa=0.7307 degrees ! Estimated noise=0.47552 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.052104 Jy ! Component: 100 - total flux cleaned = 0.0745108 Jy ! Component: 150 - total flux cleaned = 0.0899144 Jy ! Component: 200 - total flux cleaned = 0.101066 Jy ! Total flux subtracted in 200 components = 0.101066 Jy ! Clean residual min=-0.003747 max=0.006316 Jy/beam ! Clean residual mean=-0.000029 rms=0.000945 Jy/beam ! Combined flux in latest and established models = 0.101066 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 20 model components to the UV plane model. ! The established model now contains 20 components and 0.101066 Jy ! Inverting map and beam ! Estimated beam: bmin=0.7981 mas, bmaj=1.963 mas, bpa=0.3164 degrees ! Estimated noise=0.216297 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 = 0.0165169 Jy ! Component: 100 - total flux cleaned = 0.0254221 Jy ! Component: 150 - total flux cleaned = 0.0310086 Jy ! Component: 200 - total flux cleaned = 0.0346704 Jy ! Total flux subtracted in 200 components = 0.0346704 Jy ! Clean residual min=-0.001700 max=0.002282 Jy/beam ! Clean residual mean=-0.000020 rms=0.000452 Jy/beam ! Combined flux in latest and established models = 0.135736 Jy ! Adding 53 model components to the UV plane model. ! The established model now contains 63 components and 0.135736 Jy ! Inverting map ! Added new window around map position (-1, 1). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00261726 Jy ! Component: 100 - total flux cleaned = 0.00447642 Jy ! Component: 150 - total flux cleaned = 0.00586905 Jy ! Component: 200 - total flux cleaned = 0.00692863 Jy ! Total flux subtracted in 200 components = 0.00692863 Jy ! Clean residual min=-0.001362 max=0.001268 Jy/beam ! Clean residual mean=-0.000012 rms=0.000317 Jy/beam ! Combined flux in latest and established models = 0.142665 Jy ! Adding 42 model components to the UV plane model. ! The established model now contains 95 components and 0.142665 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=2.242 mas, bmaj=5.786 mas, bpa=6.672 degrees ! Estimated noise=0.288988 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00127762 Jy ! Component: 100 - total flux cleaned = 0.00203349 Jy ! Component: 150 - total flux cleaned = 0.00252864 Jy ! Component: 200 - total flux cleaned = 0.00286872 Jy ! Total flux subtracted in 200 components = 0.00286872 Jy ! Clean residual min=-0.001578 max=0.001436 Jy/beam ! Clean residual mean=-0.000021 rms=0.000421 Jy/beam ! Combined flux in latest and established models = 0.145534 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 = 0.000236189 Jy ! Component: 100 - total flux cleaned = 0.000401219 Jy ! Component: 150 - total flux cleaned = 0.000447618 Jy ! Component: 200 - total flux cleaned = 0.000452289 Jy ! Total flux subtracted in 200 components = 0.000452289 Jy ! Clean residual min=-0.001556 max=0.001449 Jy/beam ! Clean residual mean=-0.000020 rms=0.000418 Jy/beam ! Combined flux in latest and established models = 0.145986 Jy ! Adding 41 model components to the UV plane model. ! The established model now contains 128 components and 0.145986 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.7981 mas, bmaj=1.963 mas, bpa=0.3164 degrees ! Estimated noise=0.216297 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000296363 Jy ! Component: 100 - total flux cleaned = -0.000350928 Jy ! Component: 150 - total flux cleaned = -0.000382709 Jy ! Component: 200 - total flux cleaned = -0.000397326 Jy ! Total flux subtracted in 200 components = -0.000397326 Jy ! Clean residual min=-0.001210 max=0.001222 Jy/beam ! Clean residual mean=-0.000009 rms=0.000298 Jy/beam ! Combined flux in latest and established models = 0.145589 Jy selfcal ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 150 components and 0.145589 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=0.116671Jy sigma=1.229888 ! Fit after self-cal, rms=0.116675Jy sigma=1.229804 wmodel J2303-3030_X_map.mod ! Writing 150 model components to file: J2303-3030_X_map.mod wobs J2303-3030_X_uvs.fits ! Writing UV FITS file: J2303-3030_X_uvs.fits wwins J2303-3030_X_map.win ! wwins: Wrote 5 windows to J2303-3030_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 = 0.000136756 Jy ! Component: 100 - total flux cleaned = 0.000287192 Jy ! Component: 150 - total flux cleaned = 0.000267108 Jy ! Component: 200 - total flux cleaned = 0.000267328 Jy ! Component: 250 - total flux cleaned = 0.000323468 Jy ! Component: 300 - total flux cleaned = 0.000359757 Jy ! Component: 350 - total flux cleaned = 0.000412792 Jy ! Component: 400 - total flux cleaned = 0.00043044 Jy ! Component: 450 - total flux cleaned = 0.000464012 Jy ! Component: 500 - total flux cleaned = 0.000447583 Jy ! Component: 550 - total flux cleaned = 0.000415593 Jy ! Component: 600 - total flux cleaned = 0.000415505 Jy ! Component: 650 - total flux cleaned = 0.00038452 Jy ! Component: 700 - total flux cleaned = 0.000369583 Jy ! Component: 750 - total flux cleaned = 0.000354779 Jy ! Component: 800 - total flux cleaned = 0.000340081 Jy ! Component: 850 - total flux cleaned = 0.000253402 Jy ! Component: 900 - total flux cleaned = 0.000225299 Jy ! Component: 950 - total flux cleaned = 0.000211234 Jy ! Component: 1000 - total flux cleaned = 0.000183618 Jy ! Component: 1050 - total flux cleaned = 0.000142638 Jy ! Component: 1100 - total flux cleaned = 0.000156303 Jy ! Component: 1150 - total flux cleaned = 0.000129601 Jy ! Component: 1200 - total flux cleaned = 7.66039e-05 Jy ! Component: 1250 - total flux cleaned = 5.07977e-05 Jy ! Component: 1300 - total flux cleaned = 5.07866e-05 Jy ! Component: 1350 - total flux cleaned = -2.55762e-05 Jy ! Component: 1400 - total flux cleaned = -6.33184e-05 Jy ! Component: 1450 - total flux cleaned = -8.81196e-05 Jy ! Component: 1500 - total flux cleaned = -7.60059e-05 Jy ! Component: 1550 - total flux cleaned = -0.000112728 Jy ! Component: 1600 - total flux cleaned = -0.000136752 Jy ! Component: 1650 - total flux cleaned = -0.00016061 Jy ! Component: 1700 - total flux cleaned = -0.000196103 Jy ! Component: 1750 - total flux cleaned = -0.000149286 Jy ! Component: 1800 - total flux cleaned = -0.000242116 Jy ! Component: 1850 - total flux cleaned = -0.000219058 Jy ! Component: 1900 - total flux cleaned = -0.000185028 Jy ! Component: 1950 - total flux cleaned = -0.000230289 Jy ! Component: 2000 - total flux cleaned = -0.000219218 Jy ! Component: 2050 - total flux cleaned = -0.000274722 Jy ! Component: 2100 - total flux cleaned = -0.000274714 Jy ! Component: 2150 - total flux cleaned = -0.000274645 Jy ! Component: 2200 - total flux cleaned = -0.000328679 Jy ! Component: 2250 - total flux cleaned = -0.000349913 Jy ! Component: 2300 - total flux cleaned = -0.000317974 Jy ! Component: 2350 - total flux cleaned = -0.000360075 Jy ! Component: 2400 - total flux cleaned = -0.000349406 Jy ! Component: 2450 - total flux cleaned = -0.000370105 Jy ! Component: 2500 - total flux cleaned = -0.000401003 Jy ! Component: 2550 - total flux cleaned = -0.000401036 Jy ! Component: 2600 - total flux cleaned = -0.000350321 Jy ! Component: 2650 - total flux cleaned = -0.000400701 Jy ! Component: 2700 - total flux cleaned = -0.000400681 Jy ! Component: 2750 - total flux cleaned = -0.000390722 Jy ! Component: 2800 - total flux cleaned = -0.000380802 Jy ! Component: 2850 - total flux cleaned = -0.000390562 Jy ! Component: 2900 - total flux cleaned = -0.000410008 Jy ! Component: 2950 - total flux cleaned = -0.000409839 Jy ! Component: 3000 - total flux cleaned = -0.000400286 Jy ! Component: 3050 - total flux cleaned = -0.000400344 Jy ! Component: 3100 - total flux cleaned = -0.000409832 Jy ! Component: 3150 - total flux cleaned = -0.000428566 Jy ! Component: 3200 - total flux cleaned = -0.000409926 Jy ! Component: 3250 - total flux cleaned = -0.000428501 Jy ! Component: 3300 - total flux cleaned = -0.000391775 Jy ! Component: 3350 - total flux cleaned = -0.000410016 Jy ! Component: 3400 - total flux cleaned = -0.000428191 Jy ! Component: 3450 - total flux cleaned = -0.000464207 Jy ! Component: 3500 - total flux cleaned = -0.000437257 Jy ! Component: 3550 - total flux cleaned = -0.000428352 Jy ! Component: 3600 - total flux cleaned = -0.00043721 Jy ! Component: 3650 - total flux cleaned = -0.000428338 Jy ! Component: 3700 - total flux cleaned = -0.000437138 Jy ! Component: 3750 - total flux cleaned = -0.000428471 Jy ! Component: 3800 - total flux cleaned = -0.000428602 Jy ! Component: 3850 - total flux cleaned = -0.000437221 Jy ! Component: 3900 - total flux cleaned = -0.000462952 Jy ! Component: 3950 - total flux cleaned = -0.000462964 Jy ! Component: 4000 - total flux cleaned = -0.000462948 Jy ! Component: 4050 - total flux cleaned = -0.000437632 Jy ! Total flux subtracted in 4096 components = -0.000446028 Jy ! Clean residual min=-0.000549 max=0.000542 Jy/beam ! Clean residual mean=-0.000004 rms=0.000145 Jy/beam ! Combined flux in latest and established models = 0.145143 Jy keep ! Adding 274 model components to the UV plane model. ! The established model now contains 424 components and 0.145143 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J2303-3030_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7981 x 1.963 at 0.3164 degrees (North through East) ! Clean map min=-0.00084579 max=0.07398 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J2303-3030_X_map.fits wmodel /vlbi/uf001/uva//J2303-3030_X_map.mod ! Writing 424 model components to file: /vlbi/uf001/uva//J2303-3030_X_map.mod wobs /vlbi/uf001/uva//J2303-3030_X_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J2303-3030_X_uvs.fits wwins /vlbi/uf001/uva//J2303-3030_X_map.win ! wwins: Wrote 6 windows to /vlbi/uf001/uva//J2303-3030_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0739805 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.00014371 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.582763 0.582763 1.16553 2.33105 4.6621 9.32421 18.6484 37.2968 74.5937 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0004 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.073 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 514.789 quit ! Quitting program ! Log file /vlbi/uf001/uva//J2303-3030_X_dfm.log closed on Mon Jan 14 06:33:01 2019