! Started logfile: /image_prod/ug002_uva//J0923+4125_X_dfm.log on Wed Mar 4 22:58:26 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//J0923+4125_X_uva.fits ! Reading UV FITS file: /image_prod/ug002_uva//J0923+4125_X_uva.fits ! AN table 1: 20 integrations on 21 of 21 possible baselines. ! AN table 2: 40 integrations on 21 of 21 possible baselines. ! Apparent sampling: 0.889683 visibilities/baseline/integration-bin. ! Found source: J0923+4125 ! ! 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 13452 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 J0923+4125_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 1 telescope corrections were flagged in sub-array 1. ! A total of 22 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 2. ! A total of 1 telescope corrections were flagged in sub-array 1. ! A total of 22 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 3. ! A total of 1 telescope corrections were flagged in sub-array 1. ! A total of 22 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 4. ! A total of 1 telescope corrections were flagged in sub-array 1. ! A total of 22 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 5. ! A total of 1 telescope corrections were flagged in sub-array 1. ! A total of 22 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 6. ! A total of 1 telescope corrections were flagged in sub-array 1. ! A total of 22 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 7. ! A total of 1 telescope corrections were flagged in sub-array 1. ! A total of 22 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 8. ! A total of 1 telescope corrections were flagged in sub-array 1. ! A total of 22 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 9. ! A total of 1 telescope corrections were flagged in sub-array 1. ! A total of 22 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 10. ! A total of 1 telescope corrections were flagged in sub-array 1. ! A total of 22 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 11. ! A total of 1 telescope corrections were flagged in sub-array 1. ! A total of 22 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 12. ! A total of 1 telescope corrections were flagged in sub-array 1. ! A total of 22 telescope corrections were flagged in sub-array 2. ! ! Fit before self-cal, rms=1.009952Jy sigma=9.406547 ! Fit after self-cal, rms=0.866531Jy sigma=8.019283 ! 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=0.7399 mas, bmaj=1.223 mas, bpa=-1.678 degrees ! Estimated noise=1.49157 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 = 0.104419 Jy ! Component: 100 - total flux cleaned = 0.127517 Jy ! Total flux subtracted in 100 components = 0.127517 Jy ! Clean residual min=-0.007072 max=0.008992 Jy/beam ! Clean residual mean=-0.000004 rms=0.001682 Jy/beam ! Combined flux in latest and established models = 0.127517 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 6 components and 0.127517 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=0.059036Jy sigma=0.512692 ! Fit after self-cal, rms=0.059033Jy sigma=0.512624 ! 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=0.9788 mas, bmaj=1.533 mas, bpa=-0.5602 degrees ! Estimated noise=0.667558 mJy/beam. repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! Added new window around map position (1, -0.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0151236 Jy ! Component: 100 - total flux cleaned = 0.0239909 Jy ! Component: 150 - total flux cleaned = 0.029488 Jy ! Component: 200 - total flux cleaned = 0.0318569 Jy ! Total flux subtracted in 200 components = 0.0318569 Jy ! Clean residual min=-0.005244 max=0.008475 Jy/beam ! Clean residual mean=-0.000002 rms=0.001365 Jy/beam ! Combined flux in latest and established models = 0.159374 Jy ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 31 components and 0.159374 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=0.055212Jy sigma=0.466742 ! Fit after self-cal, rms=0.054868Jy sigma=0.462499 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9788 x 1.533 at -0.5602 degrees (North through East) ! Clean map min=-0.0053798 max=0.13476 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.94 HN 1.24 KP 0.96 LA 1.03 ! MK 0.98 NL 1.13 OV 0.86 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.93 KP 1.02 LA 1.00 MK 0.97 ! NL 1.15 OV 0.90 SC 1.05 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.88 HN 1.21 KP 0.98 LA 0.99 ! MK 1.00 NL 1.16 OV 0.87 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.92 KP 1.01 LA 1.02 MK 0.96 ! NL 1.16 OV 0.88 SC 1.08 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.92 HN 1.18 KP 0.94 LA 1.00 ! MK 0.99 NL 1.12 OV 0.86 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.94 KP 1.03 LA 1.01 MK 0.96 ! NL 1.16 OV 0.91 SC 1.05 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.88 HN 1.25 KP 0.96 LA 1.03 ! MK 1.04 NL 1.15 OV 0.87 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.95 KP 1.02 LA 1.04 MK 0.95 ! NL 1.13 OV 0.90 SC 1.04 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 0.90 HN 1.16 KP 0.97 LA 1.01 ! MK 0.99 NL 1.12 OV 0.86 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.94 KP 1.00 LA 1.01 MK 0.93 ! NL 1.14 OV 0.91 SC 1.07 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 0.90 HN 1.16 KP 1.00 LA 0.99 ! MK 1.02 NL 1.11 OV 0.87 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.91 KP 1.00 LA 1.02 MK 0.97 ! NL 1.13 OV 0.88 SC 1.05 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 HN 1.29 KP 1.01 LA 0.98 ! MK 1.05 NL 1.10 OV 0.87 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.94 KP 1.02 LA 0.98 MK 1.00 ! NL 1.14 OV 0.92 SC 1.09 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 0.86 HN 1.22 KP 0.98 LA 1.01 ! MK 1.04 NL 1.12 OV 0.85 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.92 KP 1.03 LA 1.02 MK 0.98 ! NL 1.12 OV 0.87 SC 1.06 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 0.90 HN 1.29 KP 0.96 LA 1.03 ! MK 1.11 NL 1.12 OV 0.84 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.96 KP 1.03 LA 1.06 MK 0.98 ! NL 1.10 OV 0.91 SC 1.02 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 HN 1.05 KP 0.94 LA 1.03 ! MK 1.06 NL 1.14 OV 0.89 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.94 KP 1.01 LA 1.00 MK 0.98 ! NL 1.13 OV 0.93 SC 1.08 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 HN 1.29 KP 1.02 LA 1.00 ! MK 1.02 NL 1.10 OV 0.82 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.94 KP 1.01 LA 1.01 MK 1.00 ! NL 1.15 OV 0.91 SC 1.08 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 0.89 HN 1.15 KP 0.97 LA 1.06 ! MK 0.98 NL 1.14 OV 0.88 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.90 KP 1.03 LA 1.01 MK 0.98 ! NL 1.13 OV 0.89 SC 1.13 ! ! ! Fit before self-cal, rms=0.054868Jy sigma=0.462499 ! Fit after self-cal, rms=0.054061Jy sigma=0.438762 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.9959 mas, bmaj=1.54 mas, bpa=-1.505 degrees ! Estimated noise=0.659859 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 = -0.00176231 Jy ! Component: 100 - total flux cleaned = -0.00191918 Jy ! Component: 150 - total flux cleaned = -0.00199186 Jy ! Component: 200 - total flux cleaned = -0.00193318 Jy ! Total flux subtracted in 200 components = -0.00193318 Jy ! Clean residual min=-0.002111 max=0.002165 Jy/beam ! Clean residual mean=-0.000001 rms=0.000501 Jy/beam ! Combined flux in latest and established models = 0.157441 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 41 components and 0.157441 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=0.053794Jy sigma=0.436612 ! Fit after self-cal, rms=0.053878Jy sigma=0.436268 ! 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=0.053878Jy sigma=0.436268 ! Fit after self-cal, rms=0.055145Jy sigma=0.433601 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9893 mas, bmaj=1.541 mas, bpa=-0.1456 degrees ! Estimated noise=0.660287 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000336529 Jy ! Component: 100 - total flux cleaned = 0.000173018 Jy ! Component: 150 - total flux cleaned = -5.5031e-05 Jy ! Component: 200 - total flux cleaned = -0.000180892 Jy ! Total flux subtracted in 200 components = -0.000180892 Jy ! Clean residual min=-0.001607 max=0.001615 Jy/beam ! Clean residual mean=-0.000001 rms=0.000387 Jy/beam ! Combined flux in latest and established models = 0.15726 Jy selfcal ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 53 components and 0.15726 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=0.055106Jy sigma=0.433250 ! Fit after self-cal, rms=0.055127Jy sigma=0.433212 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 = -3.61516e-05 Jy ! Component: 100 - total flux cleaned = -7.70163e-05 Jy ! Component: 150 - total flux cleaned = -0.000154207 Jy ! Component: 200 - total flux cleaned = -0.000207999 Jy ! Total flux subtracted in 200 components = -0.000207999 Jy ! Clean residual min=-0.001468 max=0.001591 Jy/beam ! Clean residual mean=-0.000001 rms=0.000381 Jy/beam ! Combined flux in latest and established models = 0.157052 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 55 components and 0.157052 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=0.055112Jy sigma=0.433069 ! Fit after self-cal, rms=0.055110Jy sigma=0.433059 ! 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=0.055110Jy sigma=0.433059 ! Fit after self-cal, rms=0.055226Jy sigma=0.433029 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9889 mas, bmaj=1.541 mas, bpa=-0.02018 degrees ! Estimated noise=0.659547 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000103516 Jy ! Component: 100 - total flux cleaned = -0.000138237 Jy ! Component: 150 - total flux cleaned = -0.000154433 Jy ! Component: 200 - total flux cleaned = -0.00020007 Jy ! Total flux subtracted in 200 components = -0.00020007 Jy ! Clean residual min=-0.001376 max=0.001548 Jy/beam ! Clean residual mean=-0.000001 rms=0.000372 Jy/beam ! Combined flux in latest and established models = 0.156852 Jy selfcal ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 61 components and 0.156852 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=0.055215Jy sigma=0.432924 ! Fit after self-cal, rms=0.055216Jy sigma=0.432917 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 = -6.76722e-05 Jy ! Component: 100 - total flux cleaned = -8.18198e-05 Jy ! Component: 150 - total flux cleaned = -0.000107658 Jy ! Component: 200 - total flux cleaned = -0.000107744 Jy ! Total flux subtracted in 200 components = -0.000107744 Jy ! Clean residual min=-0.001382 max=0.001513 Jy/beam ! Clean residual mean=-0.000001 rms=0.000369 Jy/beam ! Combined flux in latest and established models = 0.156745 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 64 components and 0.156745 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=0.055209Jy sigma=0.432855 ! Fit after self-cal, rms=0.055207Jy sigma=0.432850 ! 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=0.055207Jy sigma=0.432850 ! Fit after self-cal, rms=0.055274Jy sigma=0.432842 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.168 mas, bmaj=2.531 mas, bpa=20.53 degrees ! Estimated noise=0.771372 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000319288 Jy ! Component: 100 - total flux cleaned = 0.000236955 Jy ! Component: 150 - total flux cleaned = 0.0001996 Jy ! Component: 200 - total flux cleaned = 0.000167985 Jy ! Total flux subtracted in 200 components = 0.000167985 Jy ! Clean residual min=-0.001824 max=0.002070 Jy/beam ! Clean residual mean=-0.000002 rms=0.000559 Jy/beam ! Combined flux in latest and established models = 0.156913 Jy selfcal ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 69 components and 0.156913 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=0.055276Jy sigma=0.432813 ! Fit after self-cal, rms=0.055276Jy sigma=0.432801 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 = 4.78434e-05 Jy ! Component: 100 - total flux cleaned = 4.85677e-05 Jy ! Component: 150 - total flux cleaned = 4.13857e-05 Jy ! Component: 200 - total flux cleaned = 4.12004e-05 Jy ! Total flux subtracted in 200 components = 4.12004e-05 Jy ! Clean residual min=-0.001814 max=0.002070 Jy/beam ! Clean residual mean=-0.000002 rms=0.000555 Jy/beam ! Combined flux in latest and established models = 0.156954 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 70 components and 0.156954 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=0.055278Jy sigma=0.432798 ! Fit after self-cal, rms=0.055277Jy sigma=0.432794 ! 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=0.9883 mas, bmaj=1.541 mas, bpa=0.06643 degrees ! Estimated noise=0.659152 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9883 x 1.541 at 0.06643 degrees (North through East) ! Clean map min=-0.0015201 max=0.13238 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=0.7426 mas, bmaj=1.232 mas, bpa=-0.6899 degrees ! Estimated noise=1.48056 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.103475 Jy ! Component: 100 - total flux cleaned = 0.126581 Jy ! Component: 150 - total flux cleaned = 0.136267 Jy ! Component: 200 - total flux cleaned = 0.1429 Jy ! Total flux subtracted in 200 components = 0.1429 Jy ! Clean residual min=-0.003491 max=0.003660 Jy/beam ! Clean residual mean=-0.000002 rms=0.000824 Jy/beam ! Combined flux in latest and established models = 0.1429 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 18 model components to the UV plane model. ! The established model now contains 18 components and 0.1429 Jy ! Inverting map and beam ! Estimated beam: bmin=0.9883 mas, bmaj=1.541 mas, bpa=0.06643 degrees ! Estimated noise=0.659152 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 = 0.00720509 Jy ! Component: 100 - total flux cleaned = 0.0109858 Jy ! Component: 150 - total flux cleaned = 0.0126465 Jy ! Component: 200 - total flux cleaned = 0.012943 Jy ! Total flux subtracted in 200 components = 0.012943 Jy ! Clean residual min=-0.001659 max=0.001965 Jy/beam ! Clean residual mean=-0.000001 rms=0.000411 Jy/beam ! Combined flux in latest and established models = 0.155843 Jy ! Adding 24 model components to the UV plane model. ! The established model now contains 33 components and 0.155843 Jy ! Inverting map ! Added new window around map position (3.6, -0.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00172283 Jy ! Component: 100 - total flux cleaned = 0.0022743 Jy ! Component: 150 - total flux cleaned = 0.00237651 Jy ! Component: 200 - total flux cleaned = 0.00246461 Jy ! Total flux subtracted in 200 components = 0.00246461 Jy ! Clean residual min=-0.001332 max=0.001486 Jy/beam ! Clean residual mean=-0.000001 rms=0.000350 Jy/beam ! Combined flux in latest and established models = 0.158307 Jy ! Adding 28 model components to the UV plane model. ! The established model now contains 55 components and 0.158307 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=2.168 mas, bmaj=2.531 mas, bpa=20.53 degrees ! Estimated noise=0.771372 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00076483 Jy ! Component: 100 - total flux cleaned = 0.00103099 Jy ! Component: 150 - total flux cleaned = 0.00117737 Jy ! Component: 200 - total flux cleaned = 0.00131514 Jy ! Total flux subtracted in 200 components = 0.00131514 Jy ! Clean residual min=-0.001712 max=0.001706 Jy/beam ! Clean residual mean=-0.000002 rms=0.000472 Jy/beam ! Combined flux in latest and established models = 0.159622 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 = 9.02191e-05 Jy ! Component: 100 - total flux cleaned = 0.000129452 Jy ! Component: 150 - total flux cleaned = 0.000141898 Jy ! Component: 200 - total flux cleaned = 0.000164657 Jy ! Total flux subtracted in 200 components = 0.000164657 Jy ! Clean residual min=-0.001674 max=0.001704 Jy/beam ! Clean residual mean=-0.000002 rms=0.000465 Jy/beam ! Combined flux in latest and established models = 0.159787 Jy ! Adding 28 model components to the UV plane model. ! The established model now contains 79 components and 0.159787 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.9883 mas, bmaj=1.541 mas, bpa=0.06643 degrees ! Estimated noise=0.659152 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000213125 Jy ! Component: 100 - total flux cleaned = -0.000234677 Jy ! Component: 150 - total flux cleaned = -0.000272882 Jy ! Component: 200 - total flux cleaned = -0.000307399 Jy ! Total flux subtracted in 200 components = -0.000307399 Jy ! Clean residual min=-0.001252 max=0.001302 Jy/beam ! Clean residual mean=-0.000001 rms=0.000325 Jy/beam ! Combined flux in latest and established models = 0.15948 Jy selfcal ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 95 components and 0.15948 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=0.055246Jy sigma=0.432416 ! Fit after self-cal, rms=0.055228Jy sigma=0.432253 wmodel J0923+4125_X_map.mod ! Writing 95 model components to file: J0923+4125_X_map.mod wobs J0923+4125_X_uvs.fits ! Writing UV FITS file: J0923+4125_X_uvs.fits wwins J0923+4125_X_map.win ! wwins: Wrote 3 windows to J0923+4125_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 = -0.000102997 Jy ! Component: 100 - total flux cleaned = -0.000212202 Jy ! Component: 150 - total flux cleaned = -0.000294593 Jy ! Component: 200 - total flux cleaned = -0.000314662 Jy ! Component: 250 - total flux cleaned = -0.00025884 Jy ! Component: 300 - total flux cleaned = -0.000168523 Jy ! Component: 350 - total flux cleaned = -0.000133672 Jy ! Component: 400 - total flux cleaned = -6.56598e-05 Jy ! Component: 450 - total flux cleaned = -3.89345e-07 Jy ! Component: 500 - total flux cleaned = 4.70737e-05 Jy ! Component: 550 - total flux cleaned = 7.8373e-05 Jy ! Component: 600 - total flux cleaned = 0.000169233 Jy ! Component: 650 - total flux cleaned = 0.000243493 Jy ! Component: 700 - total flux cleaned = 0.000359637 Jy ! Component: 750 - total flux cleaned = 0.00045869 Jy ! Component: 800 - total flux cleaned = 0.000486412 Jy ! Component: 850 - total flux cleaned = 0.000500225 Jy ! Component: 900 - total flux cleaned = 0.000540692 Jy ! Component: 950 - total flux cleaned = 0.000580156 Jy ! Component: 1000 - total flux cleaned = 0.000632244 Jy ! Component: 1050 - total flux cleaned = 0.000644971 Jy ! Component: 1100 - total flux cleaned = 0.000682808 Jy ! Component: 1150 - total flux cleaned = 0.000732605 Jy ! Component: 1200 - total flux cleaned = 0.000805647 Jy ! Component: 1250 - total flux cleaned = 0.000817657 Jy ! Component: 1300 - total flux cleaned = 0.000865398 Jy ! Component: 1350 - total flux cleaned = 0.000865554 Jy ! Component: 1400 - total flux cleaned = 0.000888856 Jy ! Component: 1450 - total flux cleaned = 0.000911859 Jy ! Component: 1500 - total flux cleaned = 0.000957094 Jy ! Component: 1550 - total flux cleaned = 0.00101303 Jy ! Component: 1600 - total flux cleaned = 0.00105702 Jy ! Component: 1650 - total flux cleaned = 0.00106787 Jy ! Component: 1700 - total flux cleaned = 0.00111124 Jy ! Component: 1750 - total flux cleaned = 0.00114336 Jy ! Component: 1800 - total flux cleaned = 0.00115403 Jy ! Component: 1850 - total flux cleaned = 0.00122725 Jy ! Component: 1900 - total flux cleaned = 0.00124801 Jy ! Component: 1950 - total flux cleaned = 0.00127863 Jy ! Component: 2000 - total flux cleaned = 0.0012684 Jy ! Component: 2050 - total flux cleaned = 0.00128838 Jy ! Component: 2100 - total flux cleaned = 0.00127842 Jy ! Component: 2150 - total flux cleaned = 0.00131776 Jy ! Component: 2200 - total flux cleaned = 0.00130798 Jy ! Component: 2250 - total flux cleaned = 0.00134672 Jy ! Component: 2300 - total flux cleaned = 0.00131794 Jy ! Component: 2350 - total flux cleaned = 0.00131804 Jy ! Component: 2400 - total flux cleaned = 0.00134643 Jy ! Component: 2450 - total flux cleaned = 0.00134645 Jy ! Component: 2500 - total flux cleaned = 0.00137436 Jy ! Component: 2550 - total flux cleaned = 0.00138355 Jy ! Component: 2600 - total flux cleaned = 0.00137454 Jy ! Component: 2650 - total flux cleaned = 0.00139257 Jy ! Component: 2700 - total flux cleaned = 0.00141954 Jy ! Component: 2750 - total flux cleaned = 0.00143736 Jy ! Component: 2800 - total flux cleaned = 0.00141068 Jy ! Component: 2850 - total flux cleaned = 0.00141076 Jy ! Component: 2900 - total flux cleaned = 0.00141959 Jy ! Component: 2950 - total flux cleaned = 0.00145454 Jy ! Component: 3000 - total flux cleaned = 0.0014546 Jy ! Component: 3050 - total flux cleaned = 0.00147184 Jy ! Component: 3100 - total flux cleaned = 0.00149739 Jy ! Component: 3150 - total flux cleaned = 0.00148039 Jy ! Component: 3200 - total flux cleaned = 0.00148881 Jy ! Component: 3250 - total flux cleaned = 0.00150558 Jy ! Component: 3300 - total flux cleaned = 0.0014723 Jy ! Component: 3350 - total flux cleaned = 0.00147226 Jy ! Component: 3400 - total flux cleaned = 0.0014969 Jy ! Component: 3450 - total flux cleaned = 0.00152953 Jy ! Component: 3500 - total flux cleaned = 0.00149712 Jy ! Component: 3550 - total flux cleaned = 0.00151328 Jy ! Component: 3600 - total flux cleaned = 0.00153736 Jy ! Component: 3650 - total flux cleaned = 0.0015134 Jy ! Component: 3700 - total flux cleaned = 0.00150543 Jy ! Component: 3750 - total flux cleaned = 0.0015054 Jy ! Component: 3800 - total flux cleaned = 0.00153673 Jy ! Component: 3850 - total flux cleaned = 0.00151333 Jy ! Component: 3900 - total flux cleaned = 0.00151331 Jy ! Component: 3950 - total flux cleaned = 0.00152109 Jy ! Component: 4000 - total flux cleaned = 0.0015211 Jy ! Component: 4050 - total flux cleaned = 0.00155161 Jy ! Total flux subtracted in 4096 components = 0.00155916 Jy ! Clean residual min=-0.000471 max=0.000440 Jy/beam ! Clean residual mean=-0.000000 rms=0.000125 Jy/beam ! Combined flux in latest and established models = 0.161039 Jy keep ! Adding 273 model components to the UV plane model. ! The established model now contains 368 components and 0.161039 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /image_prod/ug002_uva//J0923+4125_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9883 x 1.541 at 0.06643 degrees (North through East) ! Clean map min=-0.00088273 max=0.13307 Jy/beam ! Writing clean map to FITS file: /image_prod/ug002_uva//J0923+4125_X_map.fits wmodel /image_prod/ug002_uva//J0923+4125_X_map.mod ! Writing 368 model components to file: /image_prod/ug002_uva//J0923+4125_X_map.mod wobs /image_prod/ug002_uva//J0923+4125_X_uvs.fits ! Writing UV FITS file: /image_prod/ug002_uva//J0923+4125_X_uvs.fits wwins /image_prod/ug002_uva//J0923+4125_X_map.win ! wwins: Wrote 4 windows to /image_prod/ug002_uva//J0923+4125_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.133074 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000123281 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.277924 0.277924 0.555847 1.11169 2.22339 4.44678 8.89355 17.7871 35.5742 71.1484 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0003 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.133 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 1079.43 quit ! Quitting program ! Log file /image_prod/ug002_uva//J0923+4125_X_dfm.log closed on Wed Mar 4 22:58:30 2020