! Started logfile: /vlbi/uf001/uva//J0648-4734_X_dfm.log on Sun Jan 13 23:10:30 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//J0648-4734_X_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J0648-4734_X_uva.fits ! AN table 1: 73 integrations on 10 of 10 possible baselines. ! Apparent sampling: 0.99726 visibilities/baseline/integration-bin. ! Found source: J0648-4734 ! ! 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 8736 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 J0648-4734_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 5 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 5 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 5 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 5 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 5 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 5 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 5 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 5 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 5 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 5 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 5 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 5 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.004997Jy sigma=16.815569 ! Fit after self-cal, rms=0.930722Jy sigma=15.601891 ! 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=3.034 mas, bmaj=25.84 mas, bpa=-0.5239 degrees ! Estimated noise=1.57251 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=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0562082 Jy ! Component: 100 - total flux cleaned = 0.073492 Jy ! Total flux subtracted in 100 components = 0.073492 Jy ! Clean residual min=-0.014920 max=0.015059 Jy/beam ! Clean residual mean=0.000386 rms=0.006325 Jy/beam ! Combined flux in latest and established models = 0.073492 Jy ! Performing phase self-cal ! Adding 55 model components to the UV plane model. ! The established model now contains 55 components and 0.073492 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=0.089306Jy sigma=1.448444 ! Fit after self-cal, rms=0.087970Jy sigma=1.430459 ! Inverting map print "============== Finished uniform weighting clean ===============" ! ============== Finished uniform weighting clean =============== ! uvw 0,-1 ! Uniform weighting is not currently selected. ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. win_mult = win_mult * 1.6 clean_niter = clean_niter * 2 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=3.479 mas, bmaj=28.93 mas, bpa=-2.076 degrees ! Estimated noise=0.458365 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 = 0.0168067 Jy ! Component: 100 - total flux cleaned = 0.0256185 Jy ! Component: 150 - total flux cleaned = 0.0314966 Jy ! Component: 200 - total flux cleaned = 0.0363434 Jy ! Total flux subtracted in 200 components = 0.0363434 Jy ! Clean residual min=-0.006550 max=0.006547 Jy/beam ! Clean residual mean=0.000288 rms=0.003093 Jy/beam ! Combined flux in latest and established models = 0.109835 Jy ! Performing phase self-cal ! Adding 162 model components to the UV plane model. ! The established model now contains 213 components and 0.109835 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=0.079349Jy sigma=1.282950 ! Fit after self-cal, rms=0.078400Jy sigma=1.271610 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.479 x 28.93 at -2.076 degrees (North through East) ! Clean map min=-0.015283 max=0.07337 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! FD 1.04 KP 1.08 LA 0.75 OV 1.32 ! PT 0.94 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! FD 1.13 KP 1.21 LA 0.72 OV 1.31 ! PT 0.97 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! FD 1.05 KP 1.04 LA 0.77 OV 1.24 ! PT 1.03 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! FD 1.01 KP 1.15 LA 0.73 OV 1.33 ! PT 1.00 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! FD 1.06 KP 1.06 LA 0.73 OV 1.26 ! PT 1.01 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! FD 1.02 KP 1.10 LA 0.74 OV 1.15 ! PT 1.02 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! FD 1.03 KP 1.09 LA 0.75 OV 1.26 ! PT 0.99 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! FD 1.03 KP 1.08 LA 0.76 OV 1.19 ! PT 1.01 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! FD 1.03 KP 0.95 LA 0.78 OV 1.13 ! PT 0.93 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! FD 1.02 KP 1.06 LA 0.77 OV 1.13 ! PT 0.95 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! FD 1.06 KP 1.10 LA 0.71 OV 1.07 ! PT 0.93 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! FD 1.04 KP 0.96 LA 0.88 OV 0.98 ! PT 0.87 ! ! ! Fit before self-cal, rms=0.078400Jy sigma=1.271610 ! Fit after self-cal, rms=0.075229Jy sigma=1.225847 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=3.65 mas, bmaj=29.15 mas, bpa=-2.404 degrees ! Estimated noise=0.447461 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 = 0.00239388 Jy ! Component: 100 - total flux cleaned = 0.00310175 Jy ! Component: 150 - total flux cleaned = 0.00350899 Jy ! Component: 200 - total flux cleaned = 0.00386509 Jy ! Total flux subtracted in 200 components = 0.00386509 Jy ! Clean residual min=-0.001806 max=0.001813 Jy/beam ! Clean residual mean=0.000008 rms=0.000875 Jy/beam ! Combined flux in latest and established models = 0.113701 Jy ! Performing phase self-cal ! Adding 135 model components to the UV plane model. ! The established model now contains 348 components and 0.113701 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=0.074495Jy sigma=1.214241 ! Fit after self-cal, rms=0.074854Jy sigma=1.206166 ! 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=0.074854Jy sigma=1.206166 ! Fit after self-cal, rms=0.077015Jy sigma=1.204023 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.692 mas, bmaj=29.32 mas, bpa=-2.534 degrees ! Estimated noise=0.454265 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000702032 Jy ! Component: 100 - total flux cleaned = -1.4007e-06 Jy ! Component: 150 - total flux cleaned = 0.000351217 Jy ! Component: 200 - total flux cleaned = 0.000367758 Jy ! Total flux subtracted in 200 components = 0.000367758 Jy ! Clean residual min=-0.001547 max=0.001568 Jy/beam ! Clean residual mean=-0.000009 rms=0.000769 Jy/beam ! Combined flux in latest and established models = 0.114068 Jy selfcal ! Performing phase self-cal ! Adding 133 model components to the UV plane model. ! The established model now contains 481 components and 0.114068 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=0.076509Jy sigma=1.197009 ! Fit after self-cal, rms=0.076597Jy sigma=1.194781 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 = -0.000538435 Jy ! Component: 100 - total flux cleaned = -0.000668591 Jy ! Component: 150 - total flux cleaned = -0.000961933 Jy ! Component: 200 - total flux cleaned = -0.00104909 Jy ! Total flux subtracted in 200 components = -0.00104909 Jy ! Clean residual min=-0.001365 max=0.001362 Jy/beam ! Clean residual mean=-0.000003 rms=0.000669 Jy/beam ! Combined flux in latest and established models = 0.113019 Jy ! Performing phase self-cal ! Adding 131 model components to the UV plane model. ! The established model now contains 598 components and 0.113019 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=0.076249Jy sigma=1.190220 ! Fit after self-cal, rms=0.076219Jy sigma=1.189174 ! 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=0.076219Jy sigma=1.189174 ! Fit after self-cal, rms=0.076407Jy sigma=1.186831 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.714 mas, bmaj=29.42 mas, bpa=-2.574 degrees ! Estimated noise=0.452515 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000389453 Jy ! Component: 100 - total flux cleaned = -0.00113971 Jy ! Component: 150 - total flux cleaned = -0.00145021 Jy ! Component: 200 - total flux cleaned = -0.00185726 Jy ! Total flux subtracted in 200 components = -0.00185726 Jy ! Clean residual min=-0.001043 max=0.001058 Jy/beam ! Clean residual mean=-0.000004 rms=0.000518 Jy/beam ! Combined flux in latest and established models = 0.111162 Jy selfcal ! Performing phase self-cal ! Adding 125 model components to the UV plane model. ! The established model now contains 699 components and 0.111162 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=0.076189Jy sigma=1.183822 ! Fit after self-cal, rms=0.076215Jy sigma=1.182864 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 = -0.000893195 Jy ! Component: 100 - total flux cleaned = -0.00142438 Jy ! Component: 150 - total flux cleaned = -0.00188799 Jy ! Component: 200 - total flux cleaned = -0.00207113 Jy ! Total flux subtracted in 200 components = -0.00207113 Jy ! Clean residual min=-0.000896 max=0.000885 Jy/beam ! Clean residual mean=0.000000 rms=0.000447 Jy/beam ! Combined flux in latest and established models = 0.109091 Jy ! Performing phase self-cal ! Adding 112 model components to the UV plane model. ! The established model now contains 787 components and 0.109091 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=0.076074Jy sigma=1.181015 ! Fit after self-cal, rms=0.076017Jy sigma=1.180374 ! 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=0.076017Jy sigma=1.180374 ! Fit after self-cal, rms=0.075308Jy sigma=1.180090 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.922 mas, bmaj=30.12 mas, bpa=-2.692 degrees ! Estimated noise=0.447411 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 5.85692e-05 Jy ! Component: 100 - total flux cleaned = -0.000110523 Jy ! Component: 150 - total flux cleaned = 3.9445e-05 Jy ! Component: 200 - total flux cleaned = -4.45162e-06 Jy ! Total flux subtracted in 200 components = -4.45162e-06 Jy ! Clean residual min=-0.000745 max=0.000748 Jy/beam ! Clean residual mean=0.000008 rms=0.000349 Jy/beam ! Combined flux in latest and established models = 0.109086 Jy selfcal ! Performing phase self-cal ! Adding 115 model components to the UV plane model. ! The established model now contains 870 components and 0.109086 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=0.075213Jy sigma=1.178779 ! Fit after self-cal, rms=0.075205Jy sigma=1.178380 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 = 0.000259394 Jy ! Component: 100 - total flux cleaned = 0.000454549 Jy ! Component: 150 - total flux cleaned = 0.00066697 Jy ! Component: 200 - total flux cleaned = 0.000817114 Jy ! Total flux subtracted in 200 components = 0.000817114 Jy ! Clean residual min=-0.000598 max=0.000595 Jy/beam ! Clean residual mean=0.000007 rms=0.000294 Jy/beam ! Combined flux in latest and established models = 0.109903 Jy ! Performing phase self-cal ! Adding 129 model components to the UV plane model. ! The established model now contains 959 components and 0.109904 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=0.075144Jy sigma=1.177555 ! Fit after self-cal, rms=0.075130Jy sigma=1.177419 ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. win_mult = win_mult / 1.2 print "============== Finished amplitude self-cal ==============" ! ============== Finished amplitude self-cal ============== restore ! Inverting map and beam ! Estimated beam: bmin=3.721 mas, bmaj=29.47 mas, bpa=-2.578 degrees ! Estimated noise=0.448224 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.721 x 29.47 at -2.578 degrees (North through East) ! Clean map min=-0.0071952 max=0.065444 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=3.26 mas, bmaj=25.96 mas, bpa=-1.124 degrees ! Estimated noise=1.57818 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0533452 Jy ! Component: 100 - total flux cleaned = 0.0713759 Jy ! Component: 150 - total flux cleaned = 0.0796006 Jy ! Component: 200 - total flux cleaned = 0.0833653 Jy ! Total flux subtracted in 200 components = 0.0833653 Jy ! Clean residual min=-0.008645 max=0.008663 Jy/beam ! Clean residual mean=0.000207 rms=0.003682 Jy/beam ! Combined flux in latest and established models = 0.0833653 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 129 model components to the UV plane model. ! The established model now contains 129 components and 0.0833653 Jy ! Inverting map and beam ! Estimated beam: bmin=3.721 mas, bmaj=29.47 mas, bpa=-2.578 degrees ! Estimated noise=0.448224 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 = 0.00768183 Jy ! Component: 100 - total flux cleaned = 0.00693222 Jy ! Component: 150 - total flux cleaned = 0.00660199 Jy ! Component: 200 - total flux cleaned = 0.00612466 Jy ! Total flux subtracted in 200 components = 0.00612466 Jy ! Clean residual min=-0.003740 max=0.003739 Jy/beam ! Clean residual mean=0.000133 rms=0.001752 Jy/beam ! Combined flux in latest and established models = 0.08949 Jy ! Adding 112 model components to the UV plane model. ! The established model now contains 241 components and 0.08949 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=3.922 mas, bmaj=30.12 mas, bpa=-2.692 degrees ! Estimated noise=0.447411 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000682842 Jy ! Component: 100 - total flux cleaned = -0.000184019 Jy ! Component: 150 - total flux cleaned = -0.000605073 Jy ! Component: 200 - total flux cleaned = -0.000739028 Jy ! Total flux subtracted in 200 components = -0.000739028 Jy ! Clean residual min=-0.001863 max=0.001835 Jy/beam ! Clean residual mean=0.000067 rms=0.000941 Jy/beam ! Combined flux in latest and established models = 0.0887509 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 = -0.000633201 Jy ! Component: 100 - total flux cleaned = -0.00118598 Jy ! Component: 150 - total flux cleaned = -0.00126743 Jy ! Component: 200 - total flux cleaned = -0.000988084 Jy ! Total flux subtracted in 200 components = -0.000988084 Jy ! Clean residual min=-0.001131 max=0.001131 Jy/beam ! Clean residual mean=0.000036 rms=0.000567 Jy/beam ! Combined flux in latest and established models = 0.0877629 Jy ! Adding 235 model components to the UV plane model. ! The established model now contains 458 components and 0.0877629 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=3.721 mas, bmaj=29.47 mas, bpa=-2.578 degrees ! Estimated noise=0.448224 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000930808 Jy ! Component: 100 - total flux cleaned = 0.00150201 Jy ! Component: 150 - total flux cleaned = 0.00195327 Jy ! Component: 200 - total flux cleaned = 0.00221784 Jy ! Total flux subtracted in 200 components = 0.00221784 Jy ! Clean residual min=-0.000698 max=0.000695 Jy/beam ! Clean residual mean=0.000021 rms=0.000337 Jy/beam ! Combined flux in latest and established models = 0.0899807 Jy selfcal ! Performing phase self-cal ! Adding 97 model components to the UV plane model. ! The established model now contains 553 components and 0.0899807 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=0.075121Jy sigma=1.177652 ! Fit after self-cal, rms=0.075069Jy sigma=1.177166 wmodel J0648-4734_X_map.mod ! Writing 553 model components to file: J0648-4734_X_map.mod wobs J0648-4734_X_uvs.fits ! Writing UV FITS file: J0648-4734_X_uvs.fits wwins J0648-4734_X_map.win ! wwins: No CLEAN windows to write. ! Error occured in command: wwins ![Exited script file: /opt64/bin/pima_mupet_01.dfm] ! wmap /vlbi/uf001/uva//J0648-4734_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.721 x 29.47 at -2.578 degrees (North through East) ! Clean map min=-0.0096259 max=0.058025 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J0648-4734_X_map.fits wmodel /vlbi/uf001/uva//J0648-4734_X_map.mod ! Writing 553 model components to file: /vlbi/uf001/uva//J0648-4734_X_map.mod wobs /vlbi/uf001/uva//J0648-4734_X_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J0648-4734_X_uvs.fits wwins /vlbi/uf001/uva//J0648-4734_X_map.win ! wwins: No CLEAN windows to write. ! Error occured in command: wwins ! float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0580253 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000384037 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -1.98553 1.98553 3.97106 7.94213 15.8843 31.7685 63.537 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0011 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.058 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 151.092 quit ! Quitting program ! Log file /vlbi/uf001/uva//J0648-4734_X_dfm.log closed on Sun Jan 13 23:10:35 2019