! Started logfile: /image_prod/ug002_uva//J0457-0849_X_dfm.log on Wed Mar 4 20:32:54 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//J0457-0849_X_uva.fits ! Reading UV FITS file: /image_prod/ug002_uva//J0457-0849_X_uva.fits ! AN table 1: 60 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.92037 visibilities/baseline/integration-bin. ! Found source: J0457-0849 ! ! 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 29820 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 J0457-0849_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 21 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 21 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 21 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 21 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 21 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 21 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 21 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 21 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 21 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 21 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 21 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 21 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.008841Jy sigma=8.414825 ! Fit after self-cal, rms=0.911367Jy sigma=7.554742 ! 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=0.7132 mas, bmaj=1.693 mas, bpa=0.6405 degrees ! Estimated noise=0.837963 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 = 0.0598134 Jy ! Component: 100 - total flux cleaned = 0.0855172 Jy ! Total flux subtracted in 100 components = 0.0855172 Jy ! Clean residual min=-0.004417 max=0.013416 Jy/beam ! Clean residual mean=0.000006 rms=0.001417 Jy/beam ! Combined flux in latest and established models = 0.0855172 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 18 components and 0.0855172 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=0.071717Jy sigma=0.582418 ! Fit after self-cal, rms=0.071125Jy sigma=0.577928 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0160683 Jy ! Component: 100 - total flux cleaned = 0.0261154 Jy ! Total flux subtracted in 100 components = 0.0261154 Jy ! Clean residual min=-0.003141 max=0.008608 Jy/beam ! Clean residual mean=0.000005 rms=0.000953 Jy/beam ! Combined flux in latest and established models = 0.111633 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 31 components and 0.111633 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=0.064497Jy sigma=0.513015 ! Fit after self-cal, rms=0.064454Jy sigma=0.512650 ! Inverting map ! Added new window around map position (1.2, 0). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00862567 Jy ! Component: 100 - total flux cleaned = 0.014318 Jy ! Total flux subtracted in 100 components = 0.014318 Jy ! Clean residual min=-0.002675 max=0.007495 Jy/beam ! Clean residual mean=0.000004 rms=0.000765 Jy/beam ! Combined flux in latest and established models = 0.125951 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 48 components and 0.125951 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=0.062316Jy sigma=0.491635 ! Fit after self-cal, rms=0.062234Jy sigma=0.490852 ! Inverting map ! Added new window around map position (-2, -1). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00656729 Jy ! Component: 100 - total flux cleaned = 0.011041 Jy ! Total flux subtracted in 100 components = 0.011041 Jy ! Clean residual min=-0.002253 max=0.002963 Jy/beam ! Clean residual mean=0.000004 rms=0.000625 Jy/beam ! Combined flux in latest and established models = 0.136992 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 65 components and 0.136992 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=0.060996Jy sigma=0.479226 ! Fit after self-cal, rms=0.060953Jy sigma=0.478887 ! 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=0.9105 mas, bmaj=2.059 mas, bpa=1.659 degrees ! Estimated noise=0.498859 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 = 0.00721794 Jy ! Component: 100 - total flux cleaned = 0.0120796 Jy ! Component: 150 - total flux cleaned = 0.0155809 Jy ! Component: 200 - total flux cleaned = 0.018171 Jy ! Total flux subtracted in 200 components = 0.018171 Jy ! Clean residual min=-0.003000 max=0.002809 Jy/beam ! Clean residual mean=0.000006 rms=0.000731 Jy/beam ! Combined flux in latest and established models = 0.155163 Jy ! Performing phase self-cal ! Adding 75 model components to the UV plane model. ! The established model now contains 116 components and 0.155163 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=0.059960Jy sigma=0.469307 ! Fit after self-cal, rms=0.059939Jy sigma=0.469121 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9105 x 2.059 at 1.659 degrees (North through East) ! Clean map min=-0.0028371 max=0.083979 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 0.99 HN 1.00 KP 1.00 ! LA 1.02 MK 1.13 NL 1.08 OV 1.00 ! PT 0.85 SC 1.01 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 1.02 HN 1.01 KP 1.00 ! LA 1.00 MK 1.18 NL 1.09 OV 1.00 ! PT 0.86 SC 1.02 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 0.98 HN 1.01 KP 1.05 ! LA 0.99 MK 1.08 NL 1.06 OV 1.00 ! PT 0.86 SC 1.04 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 0.98 HN 0.98 KP 1.04 ! LA 0.99 MK 1.12 NL 1.04 OV 1.02 ! PT 0.87 SC 1.10 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 1.05 HN 0.99 KP 1.04 ! LA 0.99 MK 1.02 NL 1.13 OV 0.99 ! PT 0.86 SC 0.92 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 1.02 HN 0.96 KP 1.05 ! LA 1.00 MK 1.02 NL 1.08 OV 1.03 ! PT 0.87 SC 1.06 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 1.03 HN 1.00 KP 1.06 ! LA 0.99 MK 1.11 NL 1.05 OV 1.00 ! PT 0.84 SC 1.13 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 1.00 HN 0.99 KP 1.02 ! LA 1.00 MK 1.06 NL 1.12 OV 1.02 ! PT 0.86 SC 1.02 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 0.99 HN 0.92 KP 1.06 ! LA 0.98 MK 1.02 NL 1.12 OV 1.03 ! PT 0.88 SC 1.07 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 1.02 HN 0.93 KP 1.07 ! LA 0.98 MK 1.07 NL 1.08 OV 1.03 ! PT 0.89 SC 1.07 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 0.99 HN 1.02 KP 1.09 ! LA 0.98 MK 0.97 NL 1.04 OV 1.00 ! PT 0.89 SC 1.02 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 1.02 HN 1.00 KP 1.01 ! LA 1.03 MK 0.81 NL 1.08 OV 1.01 ! PT 0.89 SC 1.00 ! ! ! Fit before self-cal, rms=0.059939Jy sigma=0.469121 ! Fit after self-cal, rms=0.059241Jy sigma=0.462765 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.9227 mas, bmaj=2.087 mas, bpa=1.83 degrees ! Estimated noise=0.499523 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 (32.2, -10.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00338942 Jy ! Component: 100 - total flux cleaned = 0.00476815 Jy ! Component: 150 - total flux cleaned = 0.00546088 Jy ! Component: 200 - total flux cleaned = 0.00592785 Jy ! Total flux subtracted in 200 components = 0.00592785 Jy ! Clean residual min=-0.001344 max=0.001612 Jy/beam ! Clean residual mean=0.000002 rms=0.000357 Jy/beam ! Combined flux in latest and established models = 0.16109 Jy ! Performing phase self-cal ! Adding 37 model components to the UV plane model. ! The established model now contains 151 components and 0.16109 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=0.059063Jy sigma=0.460832 ! Fit after self-cal, rms=0.059067Jy sigma=0.460523 ! 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=0.059067Jy sigma=0.460523 ! Fit after self-cal, rms=0.059570Jy sigma=0.458754 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9242 mas, bmaj=2.086 mas, bpa=1.846 degrees ! Estimated noise=0.499968 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000704951 Jy ! Component: 100 - total flux cleaned = 0.00120128 Jy ! Component: 150 - total flux cleaned = 0.00152211 Jy ! Component: 200 - total flux cleaned = 0.00177497 Jy ! Total flux subtracted in 200 components = 0.00177497 Jy ! Clean residual min=-0.001158 max=0.001484 Jy/beam ! Clean residual mean=0.000002 rms=0.000278 Jy/beam ! Combined flux in latest and established models = 0.162865 Jy selfcal ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 161 components and 0.162865 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=0.059538Jy sigma=0.458447 ! Fit after self-cal, rms=0.059555Jy sigma=0.458399 flux_cutoff = imstat(rms) * dynam ! Inverting map repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! Added new window around map position (30, -12.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00132711 Jy ! Component: 100 - total flux cleaned = 0.00177897 Jy ! Component: 150 - total flux cleaned = 0.00203144 Jy ! Component: 200 - total flux cleaned = 0.00223462 Jy ! Total flux subtracted in 200 components = 0.00223462 Jy ! Clean residual min=-0.001190 max=0.001112 Jy/beam ! Clean residual mean=0.000001 rms=0.000261 Jy/beam ! Combined flux in latest and established models = 0.1651 Jy ! Performing phase self-cal ! Adding 40 model components to the UV plane model. ! The established model now contains 193 components and 0.1651 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=0.059526Jy sigma=0.458097 ! Fit after self-cal, rms=0.059522Jy sigma=0.458076 ! 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=0.059522Jy sigma=0.458076 ! Fit after self-cal, rms=0.059480Jy sigma=0.457913 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9232 mas, bmaj=2.084 mas, bpa=1.813 degrees ! Estimated noise=0.498538 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 9.42385e-05 Jy ! Component: 100 - total flux cleaned = 0.000316666 Jy ! Component: 150 - total flux cleaned = 0.000415101 Jy ! Component: 200 - total flux cleaned = 0.000491718 Jy ! Total flux subtracted in 200 components = 0.000491718 Jy ! Clean residual min=-0.001038 max=0.001094 Jy/beam ! Clean residual mean=0.000001 rms=0.000249 Jy/beam ! Combined flux in latest and established models = 0.165592 Jy selfcal ! Performing phase self-cal ! Adding 32 model components to the UV plane model. ! The established model now contains 205 components and 0.165592 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=0.059470Jy sigma=0.457825 ! Fit after self-cal, rms=0.059474Jy sigma=0.457815 flux_cutoff = imstat(rms) * dynam ! Inverting map repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! Added new window around map position (23.4, 14.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000920227 Jy ! Component: 100 - total flux cleaned = 0.00120072 Jy ! Component: 150 - total flux cleaned = 0.00135511 Jy ! Component: 200 - total flux cleaned = 0.00148101 Jy ! Total flux subtracted in 200 components = 0.00148101 Jy ! Clean residual min=-0.000989 max=0.000938 Jy/beam ! Clean residual mean=0.000002 rms=0.000239 Jy/beam ! Combined flux in latest and established models = 0.167073 Jy ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 221 components and 0.167073 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=0.059458Jy sigma=0.457659 ! Fit after self-cal, rms=0.059456Jy sigma=0.457647 ! 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=0.059456Jy sigma=0.457647 ! Fit after self-cal, rms=0.059405Jy sigma=0.457630 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.176 mas, bmaj=3.793 mas, bpa=3.338 degrees ! Estimated noise=0.611231 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000667868 Jy ! Component: 100 - total flux cleaned = 0.00110627 Jy ! Component: 150 - total flux cleaned = 0.00130851 Jy ! Component: 200 - total flux cleaned = 0.00134222 Jy ! Total flux subtracted in 200 components = 0.00134222 Jy ! Clean residual min=-0.001026 max=0.001092 Jy/beam ! Clean residual mean=0.000004 rms=0.000294 Jy/beam ! Combined flux in latest and established models = 0.168415 Jy selfcal ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 242 components and 0.168415 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=0.059401Jy sigma=0.457580 ! Fit after self-cal, rms=0.059401Jy sigma=0.457572 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 = 0.000250889 Jy ! Component: 100 - total flux cleaned = 0.000302055 Jy ! Component: 150 - total flux cleaned = 0.000302242 Jy ! Component: 200 - total flux cleaned = 0.000318822 Jy ! Total flux subtracted in 200 components = 0.000318822 Jy ! Clean residual min=-0.001033 max=0.001061 Jy/beam ! Clean residual mean=0.000004 rms=0.000289 Jy/beam ! Combined flux in latest and established models = 0.168734 Jy ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 253 components and 0.168734 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=0.059400Jy sigma=0.457556 ! Fit after self-cal, rms=0.059399Jy sigma=0.457555 ! 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=0.9225 mas, bmaj=2.082 mas, bpa=1.754 degrees ! Estimated noise=0.498114 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9225 x 2.082 at 1.754 degrees (North through East) ! Clean map min=-0.00088475 max=0.083554 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=0.7186 mas, bmaj=1.7 mas, bpa=0.6603 degrees ! Estimated noise=0.846574 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0606644 Jy ! Component: 100 - total flux cleaned = 0.0873699 Jy ! Component: 150 - total flux cleaned = 0.103338 Jy ! Component: 200 - total flux cleaned = 0.113776 Jy ! Total flux subtracted in 200 components = 0.113776 Jy ! Clean residual min=-0.002626 max=0.005866 Jy/beam ! Clean residual mean=0.000003 rms=0.000804 Jy/beam ! Combined flux in latest and established models = 0.113776 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 25 model components to the UV plane model. ! The established model now contains 25 components and 0.113776 Jy ! Inverting map and beam ! Estimated beam: bmin=0.9225 mas, bmaj=2.082 mas, bpa=1.754 degrees ! Estimated noise=0.498114 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 = 0.0130413 Jy ! Component: 100 - total flux cleaned = 0.0210172 Jy ! Component: 150 - total flux cleaned = 0.0265255 Jy ! Component: 200 - total flux cleaned = 0.0307299 Jy ! Total flux subtracted in 200 components = 0.0307299 Jy ! Clean residual min=-0.001787 max=0.002717 Jy/beam ! Clean residual mean=0.000004 rms=0.000521 Jy/beam ! Combined flux in latest and established models = 0.144506 Jy ! Adding 64 model components to the UV plane model. ! The established model now contains 74 components and 0.144506 Jy ! Inverting map ! Added new window around map position (-1, -0.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0033833 Jy ! Component: 100 - total flux cleaned = 0.00611323 Jy ! Component: 150 - total flux cleaned = 0.00836732 Jy ! Component: 200 - total flux cleaned = 0.0102608 Jy ! Total flux subtracted in 200 components = 0.0102608 Jy ! Clean residual min=-0.001259 max=0.001396 Jy/beam ! Clean residual mean=0.000003 rms=0.000344 Jy/beam ! Combined flux in latest and established models = 0.154766 Jy ! Adding 50 model components to the UV plane model. ! The established model now contains 115 components and 0.154766 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=2.176 mas, bmaj=3.793 mas, bpa=3.338 degrees ! Estimated noise=0.611231 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00274784 Jy ! Component: 100 - total flux cleaned = 0.00479384 Jy ! Component: 150 - total flux cleaned = 0.00643748 Jy ! Component: 200 - total flux cleaned = 0.00777567 Jy ! Total flux subtracted in 200 components = 0.00777567 Jy ! Clean residual min=-0.001212 max=0.001534 Jy/beam ! Clean residual mean=0.000005 rms=0.000359 Jy/beam ! Combined flux in latest and established models = 0.162542 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) ! Added new window around map position (32.2, -5.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00139989 Jy ! Component: 100 - total flux cleaned = 0.00236093 Jy ! Component: 150 - total flux cleaned = 0.00316027 Jy ! Component: 200 - total flux cleaned = 0.00384373 Jy ! Total flux subtracted in 200 components = 0.00384373 Jy ! Clean residual min=-0.001043 max=0.001075 Jy/beam ! Clean residual mean=0.000005 rms=0.000296 Jy/beam ! Combined flux in latest and established models = 0.166386 Jy ! Adding 120 model components to the UV plane model. ! The established model now contains 218 components and 0.166386 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.9225 mas, bmaj=2.082 mas, bpa=1.754 degrees ! Estimated noise=0.498114 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000662212 Jy ! Component: 100 - total flux cleaned = 0.00109615 Jy ! Component: 150 - total flux cleaned = 0.00153313 Jy ! Component: 200 - total flux cleaned = 0.00180061 Jy ! Total flux subtracted in 200 components = 0.00180061 Jy ! Clean residual min=-0.001027 max=0.000993 Jy/beam ! Clean residual mean=0.000003 rms=0.000233 Jy/beam ! Combined flux in latest and established models = 0.168187 Jy selfcal ! Performing phase self-cal ! Adding 33 model components to the UV plane model. ! The established model now contains 249 components and 0.168187 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=0.059418Jy sigma=0.457718 ! Fit after self-cal, rms=0.059415Jy sigma=0.457677 wmodel J0457-0849_X_map.mod ! Writing 249 model components to file: J0457-0849_X_map.mod wobs J0457-0849_X_uvs.fits ! Writing UV FITS file: J0457-0849_X_uvs.fits wwins J0457-0849_X_map.win ! wwins: Wrote 8 windows to J0457-0849_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 = -0.000117054 Jy ! Component: 100 - total flux cleaned = -6.69159e-05 Jy ! Component: 150 - total flux cleaned = -1.92513e-05 Jy ! Component: 200 - total flux cleaned = 0.000103777 Jy ! Component: 250 - total flux cleaned = 0.000193044 Jy ! Component: 300 - total flux cleaned = 0.000279948 Jy ! Component: 350 - total flux cleaned = 0.000336555 Jy ! Component: 400 - total flux cleaned = 0.000405941 Jy ! Component: 450 - total flux cleaned = 0.000460312 Jy ! Component: 500 - total flux cleaned = 0.000487314 Jy ! Component: 550 - total flux cleaned = 0.000540375 Jy ! Component: 600 - total flux cleaned = 0.000488131 Jy ! Component: 650 - total flux cleaned = 0.000488175 Jy ! Component: 700 - total flux cleaned = 0.000526427 Jy ! Component: 750 - total flux cleaned = 0.000526417 Jy ! Component: 800 - total flux cleaned = 0.000550858 Jy ! Component: 850 - total flux cleaned = 0.000489323 Jy ! Component: 900 - total flux cleaned = 0.000465116 Jy ! Component: 950 - total flux cleaned = 0.000500758 Jy ! Component: 1000 - total flux cleaned = 0.000394092 Jy ! Component: 1050 - total flux cleaned = 0.000405917 Jy ! Component: 1100 - total flux cleaned = 0.000382561 Jy ! Component: 1150 - total flux cleaned = 0.000324982 Jy ! Component: 1200 - total flux cleaned = 0.000324766 Jy ! Component: 1250 - total flux cleaned = 0.000257098 Jy ! Component: 1300 - total flux cleaned = 0.000223673 Jy ! Component: 1350 - total flux cleaned = 0.000201428 Jy ! Component: 1400 - total flux cleaned = 0.000179332 Jy ! Component: 1450 - total flux cleaned = 0.000124971 Jy ! Component: 1500 - total flux cleaned = 4.97643e-05 Jy ! Component: 1550 - total flux cleaned = 7.11998e-05 Jy ! Component: 1600 - total flux cleaned = 6.06111e-05 Jy ! Component: 1650 - total flux cleaned = 8.26674e-06 Jy ! Component: 1700 - total flux cleaned = -2.29858e-05 Jy ! Component: 1750 - total flux cleaned = -2.291e-05 Jy ! Component: 1800 - total flux cleaned = -3.32457e-05 Jy ! Component: 1850 - total flux cleaned = -3.32705e-05 Jy ! Component: 1900 - total flux cleaned = -7.36516e-05 Jy ! Component: 1950 - total flux cleaned = -3.3731e-05 Jy ! Component: 2000 - total flux cleaned = -4.37169e-05 Jy ! Component: 2050 - total flux cleaned = -5.36059e-05 Jy ! Component: 2100 - total flux cleaned = -5.35793e-05 Jy ! Component: 2150 - total flux cleaned = -2.43176e-05 Jy ! Component: 2200 - total flux cleaned = -3.38803e-05 Jy ! Component: 2250 - total flux cleaned = 1.41778e-05 Jy ! Component: 2300 - total flux cleaned = 5.21953e-05 Jy ! Component: 2350 - total flux cleaned = 8.99263e-05 Jy ! Component: 2400 - total flux cleaned = 8.05904e-05 Jy ! Component: 2450 - total flux cleaned = 0.000108714 Jy ! Component: 2500 - total flux cleaned = 0.000155085 Jy ! Component: 2550 - total flux cleaned = 0.000219458 Jy ! Component: 2600 - total flux cleaned = 0.000228538 Jy ! Component: 2650 - total flux cleaned = 0.000228569 Jy ! Component: 2700 - total flux cleaned = 0.000255625 Jy ! Component: 2750 - total flux cleaned = 0.000291628 Jy ! Component: 2800 - total flux cleaned = 0.0003185 Jy ! Component: 2850 - total flux cleaned = 0.000354026 Jy ! Component: 2900 - total flux cleaned = 0.000362792 Jy ! Component: 2950 - total flux cleaned = 0.000424289 Jy ! Component: 3000 - total flux cleaned = 0.000459179 Jy ! Component: 3050 - total flux cleaned = 0.000467968 Jy ! Component: 3100 - total flux cleaned = 0.000511085 Jy ! Component: 3150 - total flux cleaned = 0.000536882 Jy ! Component: 3200 - total flux cleaned = 0.000562441 Jy ! Component: 3250 - total flux cleaned = 0.000553965 Jy ! Component: 3300 - total flux cleaned = 0.000621489 Jy ! Component: 3350 - total flux cleaned = 0.000671959 Jy ! Component: 3400 - total flux cleaned = 0.000671858 Jy ! Component: 3450 - total flux cleaned = 0.000688578 Jy ! Component: 3500 - total flux cleaned = 0.000688617 Jy ! Component: 3550 - total flux cleaned = 0.000713356 Jy ! Component: 3600 - total flux cleaned = 0.00077891 Jy ! Component: 3650 - total flux cleaned = 0.000811458 Jy ! Component: 3700 - total flux cleaned = 0.000803391 Jy ! Component: 3750 - total flux cleaned = 0.000859816 Jy ! Component: 3800 - total flux cleaned = 0.00082769 Jy ! Component: 3850 - total flux cleaned = 0.000827665 Jy ! Component: 3900 - total flux cleaned = 0.000899248 Jy ! Component: 3950 - total flux cleaned = 0.000922951 Jy ! Component: 4000 - total flux cleaned = 0.000946604 Jy ! Component: 4050 - total flux cleaned = 0.000977841 Jy ! Total flux subtracted in 4096 components = 0.000993426 Jy ! Clean residual min=-0.000495 max=0.000511 Jy/beam ! Clean residual mean=0.000000 rms=0.000136 Jy/beam ! Combined flux in latest and established models = 0.16918 Jy keep ! Adding 318 model components to the UV plane model. ! The established model now contains 567 components and 0.16918 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /image_prod/ug002_uva//J0457-0849_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9225 x 2.082 at 1.754 degrees (North through East) ! Clean map min=-0.00073406 max=0.084927 Jy/beam ! Writing clean map to FITS file: /image_prod/ug002_uva//J0457-0849_X_map.fits wmodel /image_prod/ug002_uva//J0457-0849_X_map.mod ! Writing 567 model components to file: /image_prod/ug002_uva//J0457-0849_X_map.mod wobs /image_prod/ug002_uva//J0457-0849_X_uvs.fits ! Writing UV FITS file: /image_prod/ug002_uva//J0457-0849_X_uvs.fits wwins /image_prod/ug002_uva//J0457-0849_X_map.win ! wwins: Wrote 9 windows to /image_prod/ug002_uva//J0457-0849_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0849265 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000135278 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.477865 0.477865 0.955731 1.91146 3.82292 7.64585 15.2917 30.5834 61.1668 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0004 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.084 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 627.791 quit ! Quitting program ! Log file /image_prod/ug002_uva//J0457-0849_X_dfm.log closed on Wed Mar 4 20:32:59 2020