! Started logfile: /image_prod/ug002_uva//J1823+6857_X_dfm.log on Thu Mar 5 03:42:34 2020 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 /image_prod/ug002_uva//J1823+6857_X_uva.fits ! Reading UV FITS file: /image_prod/ug002_uva//J1823+6857_X_uva.fits ! AN table 1: 6 integrations on 28 of 28 possible baselines. ! Apparent sampling: 0.910714 visibilities/baseline/integration-bin. ! Found source: J1823+6857 ! ! 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 121 lines of history. ! ! Reading 1836 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 J1823+6857_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 3 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 3 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 3 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 3 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 3 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 3 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 3 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 3 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 3 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 3 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 3 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 3 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.012499Jy sigma=15.898717 ! Fit after self-cal, rms=0.861487Jy sigma=13.477524 ! 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=0.6438 mas, bmaj=3.223 mas, bpa=-8.27 degrees ! Estimated noise=1.7947 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 = 0.10712 Jy ! Component: 100 - total flux cleaned = 0.134341 Jy ! Total flux subtracted in 100 components = 0.134341 Jy ! Clean residual min=-0.009506 max=0.014496 Jy/beam ! Clean residual mean=0.000009 rms=0.002712 Jy/beam ! Combined flux in latest and established models = 0.134341 Jy ! Performing phase self-cal ! Adding 5 model components to the UV plane model. ! The established model now contains 5 components and 0.134341 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=0.063331Jy sigma=0.879010 ! Fit after self-cal, rms=0.063351Jy sigma=0.878818 ! 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=0.8189 mas, bmaj=3.118 mas, bpa=-8.009 degrees ! Estimated noise=1.11741 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 = 0.0177206 Jy ! Component: 100 - total flux cleaned = 0.0263179 Jy ! Component: 150 - total flux cleaned = 0.0312817 Jy ! Component: 200 - total flux cleaned = 0.0347044 Jy ! Total flux subtracted in 200 components = 0.0347044 Jy ! Clean residual min=-0.005864 max=0.008368 Jy/beam ! Clean residual mean=0.000003 rms=0.001516 Jy/beam ! Combined flux in latest and established models = 0.169046 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 26 components and 0.169046 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=0.059203Jy sigma=0.783536 ! Fit after self-cal, rms=0.059261Jy sigma=0.783197 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8189 x 3.118 at -8.009 degrees (North through East) ! Clean map min=-0.0050689 max=0.14522 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 0.98 KP 0.94 LA 0.95 ! MK 1.17 NL 1.17 OV 0.94 SC 0.96 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.92 FD 1.02 KP 0.99 LA 0.95 ! MK 1.11 NL 1.18 OV 0.94 SC 0.89 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.93 FD 0.95 KP 1.04 LA 0.94 ! MK 1.08 NL 1.09 OV 1.01 SC 0.92 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 0.95 KP 0.95 LA 0.97 ! MK 1.26 NL 1.15 OV 1.03 SC 0.84 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 0.93 KP 1.01 LA 0.97 ! MK 1.12 NL 1.11 OV 1.01 SC 0.88 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 0.93 FD 0.95 KP 1.05 LA 0.97 ! MK 1.05 NL 1.15 OV 1.04 SC 0.90 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 0.92 KP 1.04 LA 0.94 ! MK 1.29 NL 1.13 OV 0.93 SC 0.91 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 0.96 KP 1.02 LA 0.93 ! MK 1.28 NL 1.14 OV 0.92 SC 0.91 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 0.91 FD 0.89 KP 1.06 LA 1.00 ! MK 1.16 NL 1.09 OV 0.97 SC 0.89 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 0.93 KP 1.01 LA 0.93 ! MK 1.12 NL 1.09 OV 1.04 SC 0.98 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 0.92 FD 0.93 KP 0.98 LA 0.95 ! MK 1.21 NL 1.10 OV 1.01 SC 0.87 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 0.94 KP 1.10 LA 1.00 ! MK 1.48 NL 1.12 OV 0.95 SC 0.83 ! ! ! Fit before self-cal, rms=0.059261Jy sigma=0.783197 ! Fit after self-cal, rms=0.060698Jy sigma=0.743144 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.8293 mas, bmaj=3.107 mas, bpa=-7.811 degrees ! Estimated noise=1.1086 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 = -0.000306301 Jy ! Component: 100 - total flux cleaned = -0.000570963 Jy ! Component: 150 - total flux cleaned = -0.000695545 Jy ! Component: 200 - total flux cleaned = -0.000783443 Jy ! Total flux subtracted in 200 components = -0.000783443 Jy ! Clean residual min=-0.003457 max=0.002981 Jy/beam ! Clean residual mean=0.000003 rms=0.000814 Jy/beam ! Combined flux in latest and established models = 0.168262 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 39 components and 0.168262 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=0.060671Jy sigma=0.742750 ! Fit after self-cal, rms=0.060741Jy sigma=0.742441 ! 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=0.060741Jy sigma=0.742441 ! Fit after self-cal, rms=0.060959Jy sigma=0.742398 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8308 mas, bmaj=3.105 mas, bpa=-7.809 degrees ! Estimated noise=1.10748 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000533798 Jy ! Component: 100 - total flux cleaned = -0.000704023 Jy ! Component: 150 - total flux cleaned = -0.000776792 Jy ! Component: 200 - total flux cleaned = -0.000826776 Jy ! Total flux subtracted in 200 components = -0.000826776 Jy ! Clean residual min=-0.003451 max=0.002961 Jy/beam ! Clean residual mean=0.000003 rms=0.000808 Jy/beam ! Combined flux in latest and established models = 0.167436 Jy selfcal ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 43 components and 0.167436 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=0.060943Jy sigma=0.742200 ! Fit after self-cal, rms=0.060943Jy sigma=0.742196 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 = -6.68745e-05 Jy ! Component: 100 - total flux cleaned = -0.000138531 Jy ! Component: 150 - total flux cleaned = -0.000204672 Jy ! Component: 200 - total flux cleaned = -0.000254464 Jy ! Total flux subtracted in 200 components = -0.000254464 Jy ! Clean residual min=-0.003472 max=0.002951 Jy/beam ! Clean residual mean=0.000003 rms=0.000808 Jy/beam ! Combined flux in latest and established models = 0.167181 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 45 components and 0.167181 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=0.060936Jy sigma=0.742119 ! Fit after self-cal, rms=0.060935Jy sigma=0.742118 ! 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=0.060935Jy sigma=0.742118 ! Fit after self-cal, rms=0.061298Jy sigma=0.742042 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8334 mas, bmaj=3.103 mas, bpa=-7.808 degrees ! Estimated noise=1.10716 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000539496 Jy ! Component: 100 - total flux cleaned = -0.000603412 Jy ! Component: 150 - total flux cleaned = -0.000689792 Jy ! Component: 200 - total flux cleaned = -0.000769845 Jy ! Total flux subtracted in 200 components = -0.000769845 Jy ! Clean residual min=-0.003451 max=0.002943 Jy/beam ! Clean residual mean=0.000003 rms=0.000802 Jy/beam ! Combined flux in latest and established models = 0.166411 Jy selfcal ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 48 components and 0.166411 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=0.061288Jy sigma=0.741905 ! Fit after self-cal, rms=0.061288Jy sigma=0.741905 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 = -7.41739e-05 Jy ! Component: 100 - total flux cleaned = -0.000143892 Jy ! Component: 150 - total flux cleaned = -0.00019829 Jy ! Component: 200 - total flux cleaned = -0.000249799 Jy ! Total flux subtracted in 200 components = -0.000249799 Jy ! Clean residual min=-0.003469 max=0.002941 Jy/beam ! Clean residual mean=0.000003 rms=0.000802 Jy/beam ! Combined flux in latest and established models = 0.166161 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 49 components and 0.166161 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=0.061284Jy sigma=0.741860 ! Fit after self-cal, rms=0.061283Jy sigma=0.741860 ! 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=0.061283Jy sigma=0.741860 ! Fit after self-cal, rms=0.061644Jy sigma=0.741786 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.051 mas, bmaj=2.996 mas, bpa=-3.867 degrees ! Estimated noise=1.29035 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000748696 Jy ! Component: 100 - total flux cleaned = 0.000916368 Jy ! Component: 150 - total flux cleaned = 0.000935683 Jy ! Component: 200 - total flux cleaned = 0.00096878 Jy ! Total flux subtracted in 200 components = 0.00096878 Jy ! Clean residual min=-0.002992 max=0.002363 Jy/beam ! Clean residual mean=0.000004 rms=0.000735 Jy/beam ! Combined flux in latest and established models = 0.16713 Jy selfcal ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 54 components and 0.16713 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=0.061669Jy sigma=0.741829 ! Fit after self-cal, rms=0.061673Jy sigma=0.741820 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 = 6.35824e-05 Jy ! Component: 100 - total flux cleaned = 9.00782e-05 Jy ! Component: 150 - total flux cleaned = 0.000102245 Jy ! Component: 200 - total flux cleaned = 0.000112562 Jy ! Total flux subtracted in 200 components = 0.000112562 Jy ! Clean residual min=-0.002984 max=0.002321 Jy/beam ! Clean residual mean=0.000003 rms=0.000728 Jy/beam ! Combined flux in latest and established models = 0.167243 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 57 components and 0.167243 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=0.061694Jy sigma=0.742013 ! Fit after self-cal, rms=0.061694Jy sigma=0.742011 ! 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=0.836 mas, bmaj=3.1 mas, bpa=-7.808 degrees ! Estimated noise=1.10688 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.836 x 3.1 at -7.808 degrees (North through East) ! Clean map min=-0.0029343 max=0.14382 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=0.6584 mas, bmaj=3.186 mas, bpa=-8.138 degrees ! Estimated noise=1.80318 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.107507 Jy ! Component: 100 - total flux cleaned = 0.133207 Jy ! Component: 150 - total flux cleaned = 0.145304 Jy ! Component: 200 - total flux cleaned = 0.15207 Jy ! Total flux subtracted in 200 components = 0.15207 Jy ! Clean residual min=-0.005613 max=0.006831 Jy/beam ! Clean residual mean=0.000005 rms=0.001474 Jy/beam ! Combined flux in latest and established models = 0.15207 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 0.15207 Jy ! Inverting map and beam ! Estimated beam: bmin=0.836 mas, bmaj=3.1 mas, bpa=-7.808 degrees ! Estimated noise=1.10688 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 = 0.00575492 Jy ! Component: 100 - total flux cleaned = 0.00884846 Jy ! Component: 150 - total flux cleaned = 0.0107707 Jy ! Component: 200 - total flux cleaned = 0.0114583 Jy ! Total flux subtracted in 200 components = 0.0114583 Jy ! Clean residual min=-0.003618 max=0.003024 Jy/beam ! Clean residual mean=0.000004 rms=0.000829 Jy/beam ! Combined flux in latest and established models = 0.163528 Jy ! Adding 26 model components to the UV plane model. ! The established model now contains 34 components and 0.163528 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=2.051 mas, bmaj=2.996 mas, bpa=-3.867 degrees ! Estimated noise=1.29035 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00190316 Jy ! Component: 100 - total flux cleaned = 0.00271641 Jy ! Component: 150 - total flux cleaned = 0.00292727 Jy ! Component: 200 - total flux cleaned = 0.00308847 Jy ! Total flux subtracted in 200 components = 0.00308847 Jy ! Clean residual min=-0.003112 max=0.002369 Jy/beam ! Clean residual mean=0.000004 rms=0.000749 Jy/beam ! Combined flux in latest and established models = 0.166617 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 = 0.000115386 Jy ! Component: 100 - total flux cleaned = 0.000202516 Jy ! Component: 150 - total flux cleaned = 0.000281521 Jy ! Component: 200 - total flux cleaned = 0.000353131 Jy ! Total flux subtracted in 200 components = 0.000353131 Jy ! Clean residual min=-0.003055 max=0.002344 Jy/beam ! Clean residual mean=0.000004 rms=0.000739 Jy/beam ! Combined flux in latest and established models = 0.16697 Jy ! Adding 27 model components to the UV plane model. ! The established model now contains 55 components and 0.16697 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.836 mas, bmaj=3.1 mas, bpa=-7.808 degrees ! Estimated noise=1.10688 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000676601 Jy ! Component: 100 - total flux cleaned = -0.000947231 Jy ! Component: 150 - total flux cleaned = -0.00112441 Jy ! Component: 200 - total flux cleaned = -0.00121512 Jy ! Total flux subtracted in 200 components = -0.00121512 Jy ! Clean residual min=-0.003513 max=0.002987 Jy/beam ! Clean residual mean=0.000003 rms=0.000790 Jy/beam ! Combined flux in latest and established models = 0.165755 Jy selfcal ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 69 components and 0.165755 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=0.061653Jy sigma=0.741517 ! Fit after self-cal, rms=0.061642Jy sigma=0.741502 wmodel J1823+6857_X_map.mod ! Writing 69 model components to file: J1823+6857_X_map.mod wobs J1823+6857_X_uvs.fits ! Writing UV FITS file: J1823+6857_X_uvs.fits wwins J1823+6857_X_map.win ! wwins: Wrote 1 windows to J1823+6857_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 = -0.00156692 Jy ! Component: 100 - total flux cleaned = -0.00273666 Jy ! Component: 150 - total flux cleaned = -0.0036511 Jy ! Component: 200 - total flux cleaned = -0.00398525 Jy ! Component: 250 - total flux cleaned = -0.0041213 Jy ! Component: 300 - total flux cleaned = -0.00425057 Jy ! Component: 350 - total flux cleaned = -0.00429089 Jy ! Component: 400 - total flux cleaned = -0.00432996 Jy ! Component: 450 - total flux cleaned = -0.00429044 Jy ! Component: 500 - total flux cleaned = -0.00421517 Jy ! Component: 550 - total flux cleaned = -0.00421521 Jy ! Component: 600 - total flux cleaned = -0.00425027 Jy ! Component: 650 - total flux cleaned = -0.0043542 Jy ! Component: 700 - total flux cleaned = -0.00452461 Jy ! Component: 750 - total flux cleaned = -0.00455788 Jy ! Component: 800 - total flux cleaned = -0.00468862 Jy ! Component: 850 - total flux cleaned = -0.0048169 Jy ! Component: 900 - total flux cleaned = -0.00484811 Jy ! Component: 950 - total flux cleaned = -0.00497205 Jy ! Component: 1000 - total flux cleaned = -0.00506263 Jy ! Component: 1050 - total flux cleaned = -0.00503283 Jy ! Component: 1100 - total flux cleaned = -0.00512135 Jy ! Component: 1150 - total flux cleaned = -0.00517937 Jy ! Component: 1200 - total flux cleaned = -0.00526485 Jy ! Component: 1250 - total flux cleaned = -0.00537745 Jy ! Component: 1300 - total flux cleaned = -0.00548767 Jy ! Component: 1350 - total flux cleaned = -0.00551452 Jy ! Component: 1400 - total flux cleaned = -0.00562237 Jy ! Component: 1450 - total flux cleaned = -0.00572864 Jy ! Component: 1500 - total flux cleaned = -0.00578078 Jy ! Component: 1550 - total flux cleaned = -0.00583221 Jy ! Component: 1600 - total flux cleaned = -0.00588332 Jy ! Component: 1650 - total flux cleaned = -0.00590852 Jy ! Component: 1700 - total flux cleaned = -0.00595845 Jy ! Component: 1750 - total flux cleaned = -0.00593376 Jy ! Component: 1800 - total flux cleaned = -0.00603153 Jy ! Component: 1850 - total flux cleaned = -0.00605578 Jy ! Component: 1900 - total flux cleaned = -0.0061034 Jy ! Component: 1950 - total flux cleaned = -0.0061506 Jy ! Component: 2000 - total flux cleaned = -0.00617377 Jy ! Component: 2050 - total flux cleaned = -0.00615053 Jy ! Component: 2100 - total flux cleaned = -0.0061964 Jy ! Component: 2150 - total flux cleaned = -0.00621922 Jy ! Component: 2200 - total flux cleaned = -0.00626427 Jy ! Component: 2250 - total flux cleaned = -0.00642016 Jy ! Component: 2300 - total flux cleaned = -0.00642023 Jy ! Component: 2350 - total flux cleaned = -0.00644234 Jy ! Component: 2400 - total flux cleaned = -0.00646413 Jy ! Component: 2450 - total flux cleaned = -0.00646414 Jy ! Component: 2500 - total flux cleaned = -0.00646427 Jy ! Component: 2550 - total flux cleaned = -0.00654892 Jy ! Component: 2600 - total flux cleaned = -0.006549 Jy ! Component: 2650 - total flux cleaned = -0.00654918 Jy ! Component: 2700 - total flux cleaned = -0.00656983 Jy ! Component: 2750 - total flux cleaned = -0.00659015 Jy ! Component: 2800 - total flux cleaned = -0.00659014 Jy ! Component: 2850 - total flux cleaned = -0.00656976 Jy ! Component: 2900 - total flux cleaned = -0.00661008 Jy ! Component: 2950 - total flux cleaned = -0.00665002 Jy ! Component: 3000 - total flux cleaned = -0.00661038 Jy ! Component: 3050 - total flux cleaned = -0.00668946 Jy ! Component: 3100 - total flux cleaned = -0.00668948 Jy ! Component: 3150 - total flux cleaned = -0.00670907 Jy ! Component: 3200 - total flux cleaned = -0.00676721 Jy ! Component: 3250 - total flux cleaned = -0.00674778 Jy ! Component: 3300 - total flux cleaned = -0.00682447 Jy ! Component: 3350 - total flux cleaned = -0.00672914 Jy ! Component: 3400 - total flux cleaned = -0.00672927 Jy ! Component: 3450 - total flux cleaned = -0.00667263 Jy ! Component: 3500 - total flux cleaned = -0.00665383 Jy ! Component: 3550 - total flux cleaned = -0.00663513 Jy ! Component: 3600 - total flux cleaned = -0.00659812 Jy ! Component: 3650 - total flux cleaned = -0.00654267 Jy ! Component: 3700 - total flux cleaned = -0.0064137 Jy ! Component: 3750 - total flux cleaned = -0.00637711 Jy ! Component: 3800 - total flux cleaned = -0.00626743 Jy ! Component: 3850 - total flux cleaned = -0.00614026 Jy ! Component: 3900 - total flux cleaned = -0.00604972 Jy ! Component: 3950 - total flux cleaned = -0.00595965 Jy ! Component: 4000 - total flux cleaned = -0.00586991 Jy ! Component: 4050 - total flux cleaned = -0.00574476 Jy ! Total flux subtracted in 4096 components = -0.00567346 Jy ! Clean residual min=-0.001327 max=0.001187 Jy/beam ! Clean residual mean=0.000000 rms=0.000301 Jy/beam ! Combined flux in latest and established models = 0.160081 Jy keep ! Adding 247 model components to the UV plane model. ! The established model now contains 316 components and 0.160081 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /image_prod/ug002_uva//J1823+6857_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.836 x 3.1 at -7.808 degrees (North through East) ! Clean map min=-0.0027577 max=0.14389 Jy/beam ! Writing clean map to FITS file: /image_prod/ug002_uva//J1823+6857_X_map.fits wmodel /image_prod/ug002_uva//J1823+6857_X_map.mod ! Writing 316 model components to file: /image_prod/ug002_uva//J1823+6857_X_map.mod wobs /image_prod/ug002_uva//J1823+6857_X_uvs.fits ! Writing UV FITS file: /image_prod/ug002_uva//J1823+6857_X_uvs.fits wwins /image_prod/ug002_uva//J1823+6857_X_map.win ! wwins: Wrote 2 windows to /image_prod/ug002_uva//J1823+6857_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.143888 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000303267 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.632296 0.632296 1.26459 2.52919 5.05837 10.1167 20.2335 40.467 80.9339 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0009 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.143 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 474.461 quit ! Quitting program ! Log file /image_prod/ug002_uva//J1823+6857_X_dfm.log closed on Thu Mar 5 03:42:38 2020