! Started logfile: /image_prod/ug002_uva//J1848-2718_X_dfm.log on Thu Mar 5 03:56:08 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//J1848-2718_X_uva.fits ! Reading UV FITS file: /image_prod/ug002_uva//J1848-2718_X_uva.fits ! AN table 1: 50 integrations on 28 of 28 possible baselines. ! Apparent sampling: 0.747143 visibilities/baseline/integration-bin. ! Found source: J1848-2718 ! ! 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 108 lines of history. ! ! Reading 12552 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 J1848-2718_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 58 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 58 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 58 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 58 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 58 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 58 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 58 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 58 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 58 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 58 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 58 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 58 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.047835Jy sigma=7.736698 ! Fit after self-cal, rms=0.706650Jy sigma=5.019140 ! 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=0.6004 mas, bmaj=1.9 mas, bpa=-0.1095 degrees ! Estimated noise=1.61309 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 = 0.233499 Jy ! Component: 100 - total flux cleaned = 0.284734 Jy ! Total flux subtracted in 100 components = 0.284734 Jy ! Clean residual min=-0.018525 max=0.032699 Jy/beam ! Clean residual mean=-0.000021 rms=0.003938 Jy/beam ! Combined flux in latest and established models = 0.284734 Jy ! Performing phase self-cal ! Adding 4 model components to the UV plane model. ! The established model now contains 4 components and 0.284734 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=0.091614Jy sigma=0.621789 ! Fit after self-cal, rms=0.091605Jy sigma=0.621770 ! Inverting map ! Added new window around map position (1, 2.2). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0278163 Jy ! Component: 100 - total flux cleaned = 0.0385761 Jy ! Total flux subtracted in 100 components = 0.0385761 Jy ! Clean residual min=-0.013614 max=0.020365 Jy/beam ! Clean residual mean=-0.000012 rms=0.002697 Jy/beam ! Combined flux in latest and established models = 0.32331 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 14 components and 0.32331 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=0.083676Jy sigma=0.534712 ! Fit after self-cal, rms=0.083066Jy sigma=0.528411 ! 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=0.7959 mas, bmaj=2.329 mas, bpa=-0.03006 degrees ! Estimated noise=0.892562 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 = 0.0150702 Jy ! Component: 100 - total flux cleaned = 0.0238667 Jy ! Component: 150 - total flux cleaned = 0.0268643 Jy ! Component: 200 - total flux cleaned = 0.0280633 Jy ! Total flux subtracted in 200 components = 0.0280633 Jy ! Clean residual min=-0.012466 max=0.014506 Jy/beam ! Clean residual mean=-0.000024 rms=0.003005 Jy/beam ! Combined flux in latest and established models = 0.351373 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 23 components and 0.351373 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=0.081039Jy sigma=0.497814 ! Fit after self-cal, rms=0.081036Jy sigma=0.496935 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7959 x 2.329 at -0.03006 degrees (North through East) ! Clean map min=-0.012679 max=0.29652 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 0.95 HN 1.20 KP 1.00 ! MK 1.04 NL 1.09 OV 0.88 SC 1.02 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 0.99 HN 1.23 KP 1.00 ! MK 1.02 NL 1.11 OV 0.89 SC 0.99 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.93 FD 0.99 HN 1.16 KP 1.02 ! MK 1.02 NL 1.08 OV 0.90 SC 1.02 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 0.97 HN 1.22 KP 1.02 ! MK 1.03 NL 1.07 OV 0.90 SC 1.04 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 0.94 FD 0.96 HN 1.18 KP 1.02 ! MK 1.03 NL 1.06 OV 0.92 SC 1.03 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 0.98 HN 1.25 KP 1.02 ! MK 1.02 NL 1.06 OV 0.89 SC 0.99 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 0.94 FD 0.98 HN 1.24 KP 1.00 ! MK 1.00 NL 1.06 OV 0.91 SC 1.03 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 0.93 FD 0.97 HN 1.23 KP 1.05 ! MK 0.97 NL 1.04 OV 0.91 SC 1.01 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 1.00 HN 1.17 KP 1.01 ! MK 1.03 NL 1.07 OV 0.88 SC 1.06 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 0.98 HN 1.18 KP 1.00 ! MK 1.02 NL 1.10 OV 0.91 SC 1.01 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 0.99 HN 1.18 KP 1.03 ! MK 0.99 NL 1.06 OV 0.90 SC 1.02 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 0.94 FD 0.96 HN 1.24 KP 0.98 ! MK 1.07 NL 1.07 OV 0.93 SC 0.99 ! ! ! Fit before self-cal, rms=0.081036Jy sigma=0.496935 ! Fit after self-cal, rms=0.079578Jy sigma=0.447495 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.8085 mas, bmaj=2.329 mas, bpa=0.3729 degrees ! Estimated noise=0.903031 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 = -0.00814168 Jy ! Component: 100 - total flux cleaned = -0.00932515 Jy ! Component: 150 - total flux cleaned = -0.0100143 Jy ! Component: 200 - total flux cleaned = -0.0104991 Jy ! Total flux subtracted in 200 components = -0.0104991 Jy ! Clean residual min=-0.007212 max=0.007157 Jy/beam ! Clean residual mean=-0.000003 rms=0.001534 Jy/beam ! Combined flux in latest and established models = 0.340874 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 36 components and 0.340874 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=0.078358Jy sigma=0.441857 ! Fit after self-cal, rms=0.078324Jy sigma=0.440951 ! 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=0.078324Jy sigma=0.440951 ! Fit after self-cal, rms=0.078878Jy sigma=0.439021 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8107 mas, bmaj=2.33 mas, bpa=0.4333 degrees ! Estimated noise=0.90193 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00523159 Jy ! Component: 100 - total flux cleaned = -0.00604771 Jy ! Component: 150 - total flux cleaned = -0.0064618 Jy ! Component: 200 - total flux cleaned = -0.00674732 Jy ! Total flux subtracted in 200 components = -0.00674732 Jy ! Clean residual min=-0.006214 max=0.006054 Jy/beam ! Clean residual mean=-0.000002 rms=0.001331 Jy/beam ! Combined flux in latest and established models = 0.334127 Jy selfcal ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 43 components and 0.334127 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=0.078315Jy sigma=0.436662 ! Fit after self-cal, rms=0.078245Jy sigma=0.436284 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 (-1.8, -3.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0031769 Jy ! Component: 100 - total flux cleaned = 0.00263811 Jy ! Component: 150 - total flux cleaned = 0.0024133 Jy ! Component: 200 - total flux cleaned = 0.00231804 Jy ! Total flux subtracted in 200 components = 0.00231804 Jy ! Clean residual min=-0.005316 max=0.005011 Jy/beam ! Clean residual mean=-0.000002 rms=0.001170 Jy/beam ! Combined flux in latest and established models = 0.336445 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 59 components and 0.336445 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=0.077568Jy sigma=0.432855 ! Fit after self-cal, rms=0.077492Jy sigma=0.432337 ! 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=0.077492Jy sigma=0.432337 ! Fit after self-cal, rms=0.078677Jy sigma=0.425448 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8134 mas, bmaj=2.337 mas, bpa=0.522 degrees ! Estimated noise=0.901031 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00186615 Jy ! Component: 100 - total flux cleaned = -0.00117297 Jy ! Component: 150 - total flux cleaned = -0.000790333 Jy ! Component: 200 - total flux cleaned = -0.000403982 Jy ! Total flux subtracted in 200 components = -0.000403982 Jy ! Clean residual min=-0.003460 max=0.002465 Jy/beam ! Clean residual mean=-0.000003 rms=0.000711 Jy/beam ! Combined flux in latest and established models = 0.336041 Jy selfcal ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 67 components and 0.336041 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=0.078424Jy sigma=0.424528 ! Fit after self-cal, rms=0.078408Jy sigma=0.424302 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 = 0.000298532 Jy ! Component: 100 - total flux cleaned = 0.000829524 Jy ! Component: 150 - total flux cleaned = 0.00119483 Jy ! Component: 200 - total flux cleaned = 0.00127802 Jy ! Total flux subtracted in 200 components = 0.00127802 Jy ! Clean residual min=-0.003231 max=0.002365 Jy/beam ! Clean residual mean=-0.000003 rms=0.000676 Jy/beam ! Combined flux in latest and established models = 0.337319 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 72 components and 0.337319 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=0.078310Jy sigma=0.423928 ! Fit after self-cal, rms=0.078289Jy sigma=0.423849 ! 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=0.078289Jy sigma=0.423849 ! Fit after self-cal, rms=0.078787Jy sigma=0.423572 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.005 mas, bmaj=5.212 mas, bpa=3.062 degrees ! Estimated noise=1.06124 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000242524 Jy ! Component: 100 - total flux cleaned = -0.000129373 Jy ! Component: 150 - total flux cleaned = -9.93899e-05 Jy ! Component: 200 - total flux cleaned = -7.12359e-05 Jy ! Total flux subtracted in 200 components = -7.12359e-05 Jy ! Clean residual min=-0.003403 max=0.002625 Jy/beam ! Clean residual mean=-0.000005 rms=0.000844 Jy/beam ! Combined flux in latest and established models = 0.337248 Jy selfcal ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 83 components and 0.337248 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=0.078763Jy sigma=0.423534 ! Fit after self-cal, rms=0.078768Jy sigma=0.423495 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 = -1.58875e-05 Jy ! Component: 100 - total flux cleaned = 3.33834e-05 Jy ! Component: 150 - total flux cleaned = 5.43368e-05 Jy ! Component: 200 - total flux cleaned = 7.30977e-05 Jy ! Total flux subtracted in 200 components = 7.30977e-05 Jy ! Clean residual min=-0.003367 max=0.002471 Jy/beam ! Clean residual mean=-0.000005 rms=0.000836 Jy/beam ! Combined flux in latest and established models = 0.337321 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 86 components and 0.337321 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=0.078755Jy sigma=0.423475 ! Fit after self-cal, rms=0.078753Jy sigma=0.423463 ! 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=0.8137 mas, bmaj=2.335 mas, bpa=0.5622 degrees ! Estimated noise=0.899905 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8137 x 2.335 at 0.5622 degrees (North through East) ! Clean map min=-0.0030529 max=0.30069 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=0.6066 mas, bmaj=1.884 mas, bpa=0.5563 degrees ! Estimated noise=1.65976 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.240144 Jy ! Component: 100 - total flux cleaned = 0.292691 Jy ! Component: 150 - total flux cleaned = 0.307782 Jy ! Component: 200 - total flux cleaned = 0.316071 Jy ! Total flux subtracted in 200 components = 0.316071 Jy ! Clean residual min=-0.004622 max=0.004969 Jy/beam ! Clean residual mean=-0.000006 rms=0.001032 Jy/beam ! Combined flux in latest and established models = 0.316071 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 14 model components to the UV plane model. ! The established model now contains 14 components and 0.316071 Jy ! Inverting map and beam ! Estimated beam: bmin=0.8137 mas, bmaj=2.335 mas, bpa=0.5622 degrees ! Estimated noise=0.899905 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 = 0.00709701 Jy ! Component: 100 - total flux cleaned = 0.0115399 Jy ! Component: 150 - total flux cleaned = 0.0145327 Jy ! Component: 200 - total flux cleaned = 0.0162768 Jy ! Total flux subtracted in 200 components = 0.0162768 Jy ! Clean residual min=-0.003243 max=0.002659 Jy/beam ! Clean residual mean=-0.000005 rms=0.000675 Jy/beam ! Combined flux in latest and established models = 0.332348 Jy ! Adding 31 model components to the UV plane model. ! The established model now contains 38 components and 0.332348 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=2.005 mas, bmaj=5.212 mas, bpa=3.062 degrees ! Estimated noise=1.06124 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00232863 Jy ! Component: 100 - total flux cleaned = 0.00316891 Jy ! Component: 150 - total flux cleaned = 0.00376315 Jy ! Component: 200 - total flux cleaned = 0.00421878 Jy ! Total flux subtracted in 200 components = 0.00421878 Jy ! Clean residual min=-0.003654 max=0.002586 Jy/beam ! Clean residual mean=-0.000006 rms=0.000861 Jy/beam ! Combined flux in latest and established models = 0.336566 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 = 0.000198339 Jy ! Component: 100 - total flux cleaned = 0.000344714 Jy ! Component: 150 - total flux cleaned = 0.000454429 Jy ! Component: 200 - total flux cleaned = 0.000534956 Jy ! Total flux subtracted in 200 components = 0.000534956 Jy ! Clean residual min=-0.003476 max=0.002475 Jy/beam ! Clean residual mean=-0.000005 rms=0.000838 Jy/beam ! Combined flux in latest and established models = 0.337101 Jy ! Adding 24 model components to the UV plane model. ! The established model now contains 59 components and 0.337101 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.8137 mas, bmaj=2.335 mas, bpa=0.5622 degrees ! Estimated noise=0.899905 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000658615 Jy ! Component: 100 - total flux cleaned = -0.000618153 Jy ! Component: 150 - total flux cleaned = -0.000578509 Jy ! Component: 200 - total flux cleaned = -0.000614279 Jy ! Total flux subtracted in 200 components = -0.000614279 Jy ! Clean residual min=-0.002805 max=0.002079 Jy/beam ! Clean residual mean=-0.000003 rms=0.000592 Jy/beam ! Combined flux in latest and established models = 0.336487 Jy selfcal ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 70 components and 0.336487 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=0.078624Jy sigma=0.422858 ! Fit after self-cal, rms=0.078574Jy sigma=0.422716 wmodel J1848-2718_X_map.mod ! Writing 70 model components to file: J1848-2718_X_map.mod wobs J1848-2718_X_uvs.fits ! Writing UV FITS file: J1848-2718_X_uvs.fits wwins J1848-2718_X_map.win ! wwins: Wrote 3 windows to J1848-2718_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 = -0.000793198 Jy ! Component: 100 - total flux cleaned = -0.000872921 Jy ! Component: 150 - total flux cleaned = -0.000692311 Jy ! Component: 200 - total flux cleaned = -0.00058992 Jy ! Component: 250 - total flux cleaned = -0.000557762 Jy ! Component: 300 - total flux cleaned = -0.000557292 Jy ! Component: 350 - total flux cleaned = -0.000648242 Jy ! Component: 400 - total flux cleaned = -0.000852779 Jy ! Component: 450 - total flux cleaned = -0.000938276 Jy ! Component: 500 - total flux cleaned = -0.00107654 Jy ! Component: 550 - total flux cleaned = -0.00115738 Jy ! Component: 600 - total flux cleaned = -0.00128804 Jy ! Component: 650 - total flux cleaned = -0.00136402 Jy ! Component: 700 - total flux cleaned = -0.00143912 Jy ! Component: 750 - total flux cleaned = -0.00156037 Jy ! Component: 800 - total flux cleaned = -0.00165536 Jy ! Component: 850 - total flux cleaned = -0.00172501 Jy ! Component: 900 - total flux cleaned = -0.00179383 Jy ! Component: 950 - total flux cleaned = -0.001906 Jy ! Component: 1000 - total flux cleaned = -0.00201536 Jy ! Component: 1050 - total flux cleaned = -0.00201531 Jy ! Component: 1100 - total flux cleaned = -0.00212193 Jy ! Component: 1150 - total flux cleaned = -0.00226769 Jy ! Component: 1200 - total flux cleaned = -0.00230841 Jy ! Component: 1250 - total flux cleaned = -0.0024092 Jy ! Component: 1300 - total flux cleaned = -0.00248827 Jy ! Component: 1350 - total flux cleaned = -0.00252717 Jy ! Component: 1400 - total flux cleaned = -0.0026228 Jy ! Component: 1450 - total flux cleaned = -0.00267928 Jy ! Component: 1500 - total flux cleaned = -0.00271662 Jy ! Component: 1550 - total flux cleaned = -0.00279011 Jy ! Component: 1600 - total flux cleaned = -0.00289865 Jy ! Component: 1650 - total flux cleaned = -0.00293455 Jy ! Component: 1700 - total flux cleaned = -0.00300507 Jy ! Component: 1750 - total flux cleaned = -0.00300511 Jy ! Component: 1800 - total flux cleaned = -0.00300517 Jy ! Component: 1850 - total flux cleaned = -0.00307277 Jy ! Component: 1900 - total flux cleaned = -0.00308961 Jy ! Component: 1950 - total flux cleaned = -0.00307336 Jy ! Component: 2000 - total flux cleaned = -0.00308975 Jy ! Component: 2050 - total flux cleaned = -0.00304138 Jy ! Component: 2100 - total flux cleaned = -0.00308956 Jy ! Component: 2150 - total flux cleaned = -0.00304188 Jy ! Component: 2200 - total flux cleaned = -0.00304201 Jy ! Component: 2250 - total flux cleaned = -0.00307288 Jy ! Component: 2300 - total flux cleaned = -0.00307268 Jy ! Component: 2350 - total flux cleaned = -0.00307247 Jy ! Component: 2400 - total flux cleaned = -0.00310261 Jy ! Component: 2450 - total flux cleaned = -0.0031175 Jy ! Component: 2500 - total flux cleaned = -0.00317639 Jy ! Component: 2550 - total flux cleaned = -0.00313239 Jy ! Component: 2600 - total flux cleaned = -0.00320474 Jy ! Component: 2650 - total flux cleaned = -0.00321913 Jy ! Component: 2700 - total flux cleaned = -0.00321912 Jy ! Component: 2750 - total flux cleaned = -0.0032898 Jy ! Component: 2800 - total flux cleaned = -0.00326176 Jy ! Component: 2850 - total flux cleaned = -0.00330365 Jy ! Component: 2900 - total flux cleaned = -0.0033727 Jy ! Component: 2950 - total flux cleaned = -0.00338632 Jy ! Component: 3000 - total flux cleaned = -0.00344066 Jy ! Component: 3050 - total flux cleaned = -0.00344068 Jy ! Component: 3100 - total flux cleaned = -0.00349423 Jy ! Component: 3150 - total flux cleaned = -0.00352075 Jy ! Component: 3200 - total flux cleaned = -0.00350748 Jy ! Component: 3250 - total flux cleaned = -0.00352072 Jy ! Component: 3300 - total flux cleaned = -0.0035208 Jy ! Component: 3350 - total flux cleaned = -0.00355959 Jy ! Component: 3400 - total flux cleaned = -0.00352091 Jy ! Component: 3450 - total flux cleaned = -0.00357211 Jy ! Component: 3500 - total flux cleaned = -0.00358475 Jy ! Component: 3550 - total flux cleaned = -0.0036226 Jy ! Component: 3600 - total flux cleaned = -0.00363515 Jy ! Component: 3650 - total flux cleaned = -0.00362265 Jy ! Component: 3700 - total flux cleaned = -0.00364749 Jy ! Component: 3750 - total flux cleaned = -0.00367201 Jy ! Component: 3800 - total flux cleaned = -0.00370871 Jy ! Component: 3850 - total flux cleaned = -0.00368431 Jy ! Component: 3900 - total flux cleaned = -0.00370858 Jy ! Component: 3950 - total flux cleaned = -0.0036845 Jy ! Component: 4000 - total flux cleaned = -0.0037085 Jy ! Component: 4050 - total flux cleaned = -0.00369656 Jy ! Total flux subtracted in 4096 components = -0.00370845 Jy ! Clean residual min=-0.000700 max=0.000759 Jy/beam ! Clean residual mean=-0.000000 rms=0.000216 Jy/beam ! Combined flux in latest and established models = 0.332779 Jy keep ! Adding 276 model components to the UV plane model. ! The established model now contains 346 components and 0.332779 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /image_prod/ug002_uva//J1848-2718_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8137 x 2.335 at 0.5622 degrees (North through East) ! Clean map min=-0.0012736 max=0.30518 Jy/beam ! Writing clean map to FITS file: /image_prod/ug002_uva//J1848-2718_X_map.fits wmodel /image_prod/ug002_uva//J1848-2718_X_map.mod ! Writing 346 model components to file: /image_prod/ug002_uva//J1848-2718_X_map.mod wobs /image_prod/ug002_uva//J1848-2718_X_uvs.fits ! Writing UV FITS file: /image_prod/ug002_uva//J1848-2718_X_uvs.fits wwins /image_prod/ug002_uva//J1848-2718_X_map.win ! wwins: Wrote 4 windows to /image_prod/ug002_uva//J1848-2718_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.30518 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000222395 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.218619 0.218619 0.437239 0.874478 1.74896 3.49791 6.99582 13.9916 27.9833 55.9666 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0006 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.305 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 1372.25 quit ! Quitting program ! Log file /image_prod/ug002_uva//J1848-2718_X_dfm.log closed on Thu Mar 5 03:56:12 2020