! Started logfile: .//J0223-1656_X_20180501_dfm.log on Tue Jun 5 07:33:05 2018 float field_size field_size = 1024 float field_cell field_cell = 0.2000 float taper_size taper_size = 70.0 float freq freq = 7.39200 obs .//J0223-1656_X_20180501_uva.fits ! Reading UV FITS file: .//J0223-1656_X_20180501_uva.fits ! AN table 1: 22 integrations on 36 of 36 possible baselines. ! Apparent sampling: 0.757576 visibilities/baseline/integration-bin. ! Found source: J0223-1656 ! ! There are 8 IFs, and a total of 8 channels: ! ! IF Channel Frequency Freq offset Number of Overall IF ! origin at origin per channel channels bandwidth ! ------------------------------------------------------------- (Hz) ! 01 1 7.392e+09 3.2e+07 1 3.2e+07 ! 02 2 7.424e+09 3.2e+07 1 3.2e+07 ! 03 3 7.456e+09 3.2e+07 1 3.2e+07 ! 04 4 7.552e+09 3.2e+07 1 3.2e+07 ! 05 5 7.744e+09 3.2e+07 1 3.2e+07 ! 06 6 7.776e+09 3.2e+07 1 3.2e+07 ! 07 7 7.808e+09 3.2e+07 1 3.2e+07 ! 08 8 7.84e+09 3.2e+07 1 3.2e+07 ! ! Polarization(s): RR ! ! Read 94 lines of history. ! ! Reading 4800 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 8 channels. ! Selecting polarization: RR, channels: 1..8 ! 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 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 J0223-1656_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 26 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 26 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 26 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 26 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 26 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 26 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 26 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 26 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.009388Jy sigma=23.873093 ! Fit after self-cal, rms=0.910511Jy sigma=21.464719 ! 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=0.6732 mas, bmaj=1.851 mas, bpa=-7.633 degrees ! Estimated noise=0.700487 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 = 0.0627241 Jy ! Component: 100 - total flux cleaned = 0.0805441 Jy ! Total flux subtracted in 100 components = 0.0805441 Jy ! Clean residual min=-0.010333 max=0.015465 Jy/beam ! Clean residual mean=-0.000021 rms=0.002359 Jy/beam ! Combined flux in latest and established models = 0.0805441 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 8 components and 0.0805441 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. ! ! Fit before self-cal, rms=0.058440Jy sigma=1.269876 ! Fit after self-cal, rms=0.058274Jy sigma=1.266292 ! Inverting map ! Added new window around map position (-1, -2). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0143114 Jy ! Component: 100 - total flux cleaned = 0.0235944 Jy ! Total flux subtracted in 100 components = 0.0235944 Jy ! Clean residual min=-0.008538 max=0.010603 Jy/beam ! Clean residual mean=-0.000015 rms=0.001811 Jy/beam ! Combined flux in latest and established models = 0.104138 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 19 components and 0.104138 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. ! ! Fit before self-cal, rms=0.053054Jy sigma=1.129223 ! Fit after self-cal, rms=0.052843Jy sigma=1.122794 ! 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=0.8654 mas, bmaj=2.112 mas, bpa=-3.949 degrees ! Estimated noise=0.439317 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 = 0.0115228 Jy ! Component: 100 - total flux cleaned = 0.0188608 Jy ! Component: 150 - total flux cleaned = 0.0236526 Jy ! Component: 200 - total flux cleaned = 0.0259169 Jy ! Total flux subtracted in 200 components = 0.0259169 Jy ! Clean residual min=-0.008403 max=0.008574 Jy/beam ! Clean residual mean=-0.000023 rms=0.001916 Jy/beam ! Combined flux in latest and established models = 0.130055 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 29 components and 0.130055 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. ! ! Fit before self-cal, rms=0.050012Jy sigma=1.046698 ! Fit after self-cal, rms=0.049924Jy sigma=1.043921 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8654 x 2.112 at -3.949 degrees (North through East) ! Clean map min=-0.0083309 max=0.080305 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.86 FD 0.92 HN 1.53 LA 1.07 ! MK 1.02 NL 1.10 OV 1.17 PT 0.98 ! SC 1.04 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.87 FD 0.76 HN 1.87 LA 1.06 ! MK 1.04 NL 1.12 OV 1.22 PT 0.94 ! SC 1.02 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.90 FD 0.84 HN 1.85 LA 1.04 ! MK 0.98 NL 1.14 OV 1.23 PT 0.93 ! SC 1.04 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.88 FD 0.81 HN 2.11 LA 1.01 ! MK 1.03 NL 1.09 OV 1.25 PT 0.87 ! SC 0.99 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 0.86 FD 0.80 HN 2.87 LA 1.07 ! MK 1.04 NL 1.01 OV 1.20 PT 0.99 ! SC 1.10 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 0.92 FD 0.84 HN 1.96 LA 0.98 ! MK 1.03 NL 1.03 OV 1.20 PT 0.89 ! SC 0.95 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 0.84 FD 0.87 HN 1.75 LA 1.03 ! MK 1.04 NL 1.02 OV 1.22 PT 0.94 ! SC 1.02 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 0.85 FD 0.83 HN 1.79 LA 1.05 ! MK 1.07 NL 1.02 OV 1.24 PT 0.76 ! SC 1.03 ! ! ! Fit before self-cal, rms=0.049924Jy sigma=1.043921 ! Fit after self-cal, rms=0.074434Jy sigma=0.939031 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.8854 mas, bmaj=2.104 mas, bpa=-3.094 degrees ! Estimated noise=0.456434 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 (2.6, -2.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00492532 Jy ! Component: 100 - total flux cleaned = 0.00586055 Jy ! Component: 150 - total flux cleaned = 0.00634353 Jy ! Component: 200 - total flux cleaned = 0.00648044 Jy ! Total flux subtracted in 200 components = 0.00648044 Jy ! Clean residual min=-0.004237 max=0.002592 Jy/beam ! Clean residual mean=0.000004 rms=0.000729 Jy/beam ! Combined flux in latest and established models = 0.136536 Jy ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 54 components and 0.136536 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. ! ! Fit before self-cal, rms=0.074033Jy sigma=0.925264 ! Fit after self-cal, rms=0.074320Jy sigma=0.922914 ! 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. ! ! Fit before self-cal, rms=0.074320Jy sigma=0.922914 ! Fit after self-cal, rms=0.075558Jy sigma=0.922016 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8872 mas, bmaj=2.103 mas, bpa=-2.906 degrees ! Estimated noise=0.453728 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000267751 Jy ! Component: 100 - total flux cleaned = -0.000138177 Jy ! Component: 150 - total flux cleaned = -8.19166e-05 Jy ! Component: 200 - total flux cleaned = -3.11109e-05 Jy ! Total flux subtracted in 200 components = -3.11109e-05 Jy ! Clean residual min=-0.003416 max=0.002456 Jy/beam ! Clean residual mean=0.000003 rms=0.000629 Jy/beam ! Combined flux in latest and established models = 0.136505 Jy selfcal ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 69 components and 0.136505 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. ! ! Fit before self-cal, rms=0.075428Jy sigma=0.918597 ! Fit after self-cal, rms=0.075440Jy sigma=0.918408 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 = 0.000198508 Jy ! Component: 100 - total flux cleaned = 0.000290927 Jy ! Component: 150 - total flux cleaned = 0.000374573 Jy ! Component: 200 - total flux cleaned = 0.000453143 Jy ! Total flux subtracted in 200 components = 0.000453143 Jy ! Clean residual min=-0.002927 max=0.002478 Jy/beam ! Clean residual mean=0.000003 rms=0.000600 Jy/beam ! Combined flux in latest and established models = 0.136958 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 71 components and 0.136958 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. ! ! Fit before self-cal, rms=0.075367Jy sigma=0.916722 ! Fit after self-cal, rms=0.075379Jy sigma=0.916629 ! 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. ! ! Fit before self-cal, rms=0.075379Jy sigma=0.916629 ! Fit after self-cal, rms=0.076441Jy sigma=0.916224 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8896 mas, bmaj=2.104 mas, bpa=-2.726 degrees ! Estimated noise=0.453182 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000590654 Jy ! Component: 100 - total flux cleaned = -0.000589691 Jy ! Component: 150 - total flux cleaned = -0.000625344 Jy ! Component: 200 - total flux cleaned = -0.000659212 Jy ! Total flux subtracted in 200 components = -0.000659212 Jy ! Clean residual min=-0.002490 max=0.002307 Jy/beam ! Clean residual mean=0.000003 rms=0.000554 Jy/beam ! Combined flux in latest and established models = 0.136299 Jy selfcal ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 78 components and 0.136299 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. ! ! Fit before self-cal, rms=0.076382Jy sigma=0.914926 ! Fit after self-cal, rms=0.076396Jy sigma=0.914858 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 = 2.04105e-07 Jy ! Component: 100 - total flux cleaned = -3.11086e-05 Jy ! Component: 150 - total flux cleaned = -5.97054e-05 Jy ! Component: 200 - total flux cleaned = -8.6588e-05 Jy ! Total flux subtracted in 200 components = -8.6588e-05 Jy ! Clean residual min=-0.002221 max=0.002299 Jy/beam ! Clean residual mean=0.000003 rms=0.000542 Jy/beam ! Combined flux in latest and established models = 0.136212 Jy ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 85 components and 0.136212 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. ! ! Fit before self-cal, rms=0.076360Jy sigma=0.914150 ! Fit after self-cal, rms=0.076366Jy sigma=0.914110 ! Inverting map ! Added new window around map position (-2, 12.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0021077 Jy ! Component: 100 - total flux cleaned = 0.00331575 Jy ! Component: 150 - total flux cleaned = 0.00416044 Jy ! Component: 200 - total flux cleaned = 0.00469809 Jy ! Total flux subtracted in 200 components = 0.00469809 Jy ! Clean residual min=-0.002024 max=0.001763 Jy/beam ! Clean residual mean=0.000003 rms=0.000468 Jy/beam ! Combined flux in latest and established models = 0.14091 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 99 components and 0.14091 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. ! ! Fit before self-cal, rms=0.076255Jy sigma=0.911891 ! Fit after self-cal, rms=0.076248Jy sigma=0.911655 ! 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. ! ! Fit before self-cal, rms=0.076248Jy sigma=0.911655 ! Fit after self-cal, rms=0.077189Jy sigma=0.911423 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.166 mas, bmaj=4.13 mas, bpa=1.663 degrees ! Estimated noise=0.56199 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000835577 Jy ! Component: 100 - total flux cleaned = 0.00114937 Jy ! Component: 150 - total flux cleaned = 0.0014369 Jy ! Component: 200 - total flux cleaned = 0.00157454 Jy ! Total flux subtracted in 200 components = 0.00157454 Jy ! Clean residual min=-0.001768 max=0.001622 Jy/beam ! Clean residual mean=0.000008 rms=0.000488 Jy/beam ! Combined flux in latest and established models = 0.142485 Jy selfcal ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 112 components and 0.142485 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. ! ! Fit before self-cal, rms=0.077153Jy sigma=0.911122 ! Fit after self-cal, rms=0.077180Jy sigma=0.911018 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 = 0.000348955 Jy ! Component: 100 - total flux cleaned = 0.000530132 Jy ! Component: 150 - total flux cleaned = 0.000646033 Jy ! Component: 200 - total flux cleaned = 0.000733428 Jy ! Total flux subtracted in 200 components = 0.000733428 Jy ! Clean residual min=-0.001756 max=0.001604 Jy/beam ! Clean residual mean=0.000009 rms=0.000487 Jy/beam ! Combined flux in latest and established models = 0.143218 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 119 components and 0.143218 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. ! ! Fit before self-cal, rms=0.077152Jy sigma=0.911017 ! Fit after self-cal, rms=0.077160Jy sigma=0.910963 ! 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=0.8907 mas, bmaj=2.105 mas, bpa=-2.635 degrees ! Estimated noise=0.452095 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8907 x 2.105 at -2.635 degrees (North through East) ! Clean map min=-0.0022855 max=0.083817 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=0.6862 mas, bmaj=1.807 mas, bpa=-6.389 degrees ! Estimated noise=0.759402 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.067389 Jy ! Component: 100 - total flux cleaned = 0.0859937 Jy ! Component: 150 - total flux cleaned = 0.0965953 Jy ! Component: 200 - total flux cleaned = 0.103949 Jy ! Total flux subtracted in 200 components = 0.103949 Jy ! Clean residual min=-0.004769 max=0.005017 Jy/beam ! Clean residual mean=-0.000010 rms=0.001173 Jy/beam ! Combined flux in latest and established models = 0.103949 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 15 model components to the UV plane model. ! The established model now contains 15 components and 0.103949 Jy ! Inverting map and beam ! Estimated beam: bmin=0.8907 mas, bmaj=2.105 mas, bpa=-2.635 degrees ! Estimated noise=0.452095 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 = 0.00798167 Jy ! Component: 100 - total flux cleaned = 0.0132137 Jy ! Component: 150 - total flux cleaned = 0.0170095 Jy ! Component: 200 - total flux cleaned = 0.0199602 Jy ! Total flux subtracted in 200 components = 0.0199602 Jy ! Clean residual min=-0.002644 max=0.002901 Jy/beam ! Clean residual mean=-0.000008 rms=0.000760 Jy/beam ! Combined flux in latest and established models = 0.123909 Jy ! Adding 36 model components to the UV plane model. ! The established model now contains 46 components and 0.123909 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=2.166 mas, bmaj=4.13 mas, bpa=1.663 degrees ! Estimated noise=0.56199 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00419516 Jy ! Component: 100 - total flux cleaned = 0.00716565 Jy ! Component: 150 - total flux cleaned = 0.00943084 Jy ! Component: 200 - total flux cleaned = 0.0113085 Jy ! Total flux subtracted in 200 components = 0.0113085 Jy ! Clean residual min=-0.002360 max=0.002224 Jy/beam ! Clean residual mean=-0.000001 rms=0.000684 Jy/beam ! Combined flux in latest and established models = 0.135218 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 = 0.00158115 Jy ! Component: 100 - total flux cleaned = 0.00293662 Jy ! Component: 150 - total flux cleaned = 0.00410376 Jy ! Component: 200 - total flux cleaned = 0.00511064 Jy ! Total flux subtracted in 200 components = 0.00511064 Jy ! Clean residual min=-0.002006 max=0.002074 Jy/beam ! Clean residual mean=0.000005 rms=0.000545 Jy/beam ! Combined flux in latest and established models = 0.140328 Jy ! Adding 49 model components to the UV plane model. ! The established model now contains 87 components and 0.140328 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.8907 mas, bmaj=2.105 mas, bpa=-2.635 degrees ! Estimated noise=0.452095 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00040127 Jy ! Component: 100 - total flux cleaned = 0.00108412 Jy ! Component: 150 - total flux cleaned = 0.0015364 Jy ! Component: 200 - total flux cleaned = 0.00207752 Jy ! Total flux subtracted in 200 components = 0.00207752 Jy ! Clean residual min=-0.001911 max=0.002174 Jy/beam ! Clean residual mean=0.000004 rms=0.000481 Jy/beam ! Combined flux in latest and established models = 0.142406 Jy selfcal ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 103 components and 0.142406 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. ! ! Fit before self-cal, rms=0.077121Jy sigma=0.912072 ! Fit after self-cal, rms=0.077100Jy sigma=0.911305 wmodel J0223-1656_X_map.mod ! Writing 103 model components to file: J0223-1656_X_map.mod wobs J0223-1656_X_uvs.fits ! Writing UV FITS file: J0223-1656_X_uvs.fits wwins J0223-1656_X_map.win ! wwins: Wrote 4 windows to J0223-1656_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 = 0.000195843 Jy ! Component: 100 - total flux cleaned = -0.000197626 Jy ! Component: 150 - total flux cleaned = -0.0005385 Jy ! Component: 200 - total flux cleaned = -0.000804274 Jy ! Component: 250 - total flux cleaned = -0.000973821 Jy ! Component: 300 - total flux cleaned = -0.00102967 Jy ! Component: 350 - total flux cleaned = -0.00108313 Jy ! Component: 400 - total flux cleaned = -0.00110942 Jy ! Component: 450 - total flux cleaned = -0.00105854 Jy ! Component: 500 - total flux cleaned = -0.00103385 Jy ! Component: 550 - total flux cleaned = -0.00108258 Jy ! Component: 600 - total flux cleaned = -0.00103422 Jy ! Component: 650 - total flux cleaned = -0.00101053 Jy ! Component: 700 - total flux cleaned = -0.00103379 Jy ! Component: 750 - total flux cleaned = -0.00101051 Jy ! Component: 800 - total flux cleaned = -0.00101016 Jy ! Component: 850 - total flux cleaned = -0.00098775 Jy ! Component: 900 - total flux cleaned = -0.00105446 Jy ! Component: 950 - total flux cleaned = -0.00105437 Jy ! Component: 1000 - total flux cleaned = -0.00101091 Jy ! Component: 1050 - total flux cleaned = -0.00101082 Jy ! Component: 1100 - total flux cleaned = -0.00103186 Jy ! Component: 1150 - total flux cleaned = -0.00101077 Jy ! Component: 1200 - total flux cleaned = -0.00101066 Jy ! Component: 1250 - total flux cleaned = -0.00101077 Jy ! Component: 1300 - total flux cleaned = -0.00101048 Jy ! Component: 1350 - total flux cleaned = -0.000950696 Jy ! Component: 1400 - total flux cleaned = -0.000931355 Jy ! Component: 1450 - total flux cleaned = -0.00095111 Jy ! Component: 1500 - total flux cleaned = -0.000950949 Jy ! Component: 1550 - total flux cleaned = -0.000912779 Jy ! Component: 1600 - total flux cleaned = -0.000931409 Jy ! Component: 1650 - total flux cleaned = -0.000912577 Jy ! Component: 1700 - total flux cleaned = -0.000875432 Jy ! Component: 1750 - total flux cleaned = -0.000875482 Jy ! Component: 1800 - total flux cleaned = -0.000820657 Jy ! Component: 1850 - total flux cleaned = -0.000838647 Jy ! Component: 1900 - total flux cleaned = -0.000802658 Jy ! Component: 1950 - total flux cleaned = -0.000784823 Jy ! Component: 2000 - total flux cleaned = -0.000802559 Jy ! Component: 2050 - total flux cleaned = -0.000767446 Jy ! Component: 2100 - total flux cleaned = -0.000767367 Jy ! Component: 2150 - total flux cleaned = -0.000750136 Jy ! Component: 2200 - total flux cleaned = -0.000732974 Jy ! Component: 2250 - total flux cleaned = -0.000766959 Jy ! Component: 2300 - total flux cleaned = -0.000682203 Jy ! Component: 2350 - total flux cleaned = -0.00066544 Jy ! Component: 2400 - total flux cleaned = -0.000648731 Jy ! Component: 2450 - total flux cleaned = -0.000665265 Jy ! Component: 2500 - total flux cleaned = -0.000681698 Jy ! Component: 2550 - total flux cleaned = -0.00068172 Jy ! Component: 2600 - total flux cleaned = -0.000714279 Jy ! Component: 2650 - total flux cleaned = -0.000714161 Jy ! Component: 2700 - total flux cleaned = -0.000697948 Jy ! Component: 2750 - total flux cleaned = -0.000698057 Jy ! Component: 2800 - total flux cleaned = -0.000761672 Jy ! Component: 2850 - total flux cleaned = -0.000761599 Jy ! Component: 2900 - total flux cleaned = -0.000745939 Jy ! Component: 2950 - total flux cleaned = -0.000777347 Jy ! Component: 3000 - total flux cleaned = -0.000777493 Jy ! Component: 3050 - total flux cleaned = -0.000793106 Jy ! Component: 3100 - total flux cleaned = -0.000839327 Jy ! Component: 3150 - total flux cleaned = -0.000885097 Jy ! Component: 3200 - total flux cleaned = -0.000885092 Jy ! Component: 3250 - total flux cleaned = -0.000900219 Jy ! Component: 3300 - total flux cleaned = -0.00097545 Jy ! Component: 3350 - total flux cleaned = -0.000945564 Jy ! Component: 3400 - total flux cleaned = -0.00103496 Jy ! Component: 3450 - total flux cleaned = -0.00109413 Jy ! Component: 3500 - total flux cleaned = -0.00106465 Jy ! Component: 3550 - total flux cleaned = -0.00112334 Jy ! Component: 3600 - total flux cleaned = -0.00116722 Jy ! Component: 3650 - total flux cleaned = -0.00115275 Jy ! Component: 3700 - total flux cleaned = -0.00119626 Jy ! Component: 3750 - total flux cleaned = -0.00122504 Jy ! Component: 3800 - total flux cleaned = -0.00121069 Jy ! Component: 3850 - total flux cleaned = -0.00125347 Jy ! Component: 3900 - total flux cleaned = -0.00128198 Jy ! Component: 3950 - total flux cleaned = -0.00125361 Jy ! Component: 4000 - total flux cleaned = -0.00129589 Jy ! Component: 4050 - total flux cleaned = -0.00133788 Jy ! Total flux subtracted in 4096 components = -0.00133775 Jy ! Clean residual min=-0.000786 max=0.000922 Jy/beam ! Clean residual mean=0.000001 rms=0.000246 Jy/beam ! Combined flux in latest and established models = 0.141068 Jy keep ! Adding 255 model components to the UV plane model. ! The established model now contains 358 components and 0.141068 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap .//J0223-1656_X_20180501_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8907 x 2.105 at -2.635 degrees (North through East) ! Clean map min=-0.0016953 max=0.087979 Jy/beam ! Writing clean map to FITS file: .//J0223-1656_X_20180501_map.fits wmodel .//J0223-1656_X_20180501_map.mod ! Writing 358 model components to file: .//J0223-1656_X_20180501_map.mod wobs .//J0223-1656_X_20180501_uvs.fits ! Writing UV FITS file: .//J0223-1656_X_20180501_uvs.fits wwins .//J0223-1656_X_20180501_map.win ! wwins: Wrote 5 windows to .//J0223-1656_X_20180501_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0879788 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000245058 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.835625 0.835625 1.67125 3.3425 6.685 13.37 26.74 53.48 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0007 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.087 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 359.012 quit ! Quitting program ! Log file .//J0223-1656_X_20180501_dfm.log closed on Tue Jun 5 07:33:09 2018