! Started logfile: .//J0227-1737_X_20180501_dfm.log on Tue Jun 5 07:33:10 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 .//J0227-1737_X_20180501_uva.fits ! Reading UV FITS file: .//J0227-1737_X_20180501_uva.fits ! AN table 1: 90 integrations on 28 of 28 possible baselines. ! Apparent sampling: 0.886111 visibilities/baseline/integration-bin. ! Found source: J0227-1737 ! ! 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 17864 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 J0227-1737_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 41 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 41 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 41 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 41 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 41 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 41 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 41 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 41 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.000232Jy sigma=24.342971 ! Fit after self-cal, rms=0.986924Jy sigma=24.027578 ! 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=0.6982 mas, bmaj=1.776 mas, bpa=-5.885 degrees ! Estimated noise=0.622428 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 = 0.00992871 Jy ! Component: 100 - total flux cleaned = 0.012128 Jy ! Total flux subtracted in 100 components = 0.012128 Jy ! Clean residual min=-0.001662 max=0.001856 Jy/beam ! Clean residual mean=-0.000001 rms=0.000412 Jy/beam ! Combined flux in latest and established models = 0.012128 Jy ! Performing phase self-cal ! Adding 4 model components to the UV plane model. ! The established model now contains 4 components and 0.012128 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=0.028893Jy sigma=0.668922 ! Fit after self-cal, rms=0.027451Jy sigma=0.632783 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0035313 Jy ! Component: 100 - total flux cleaned = 0.00424909 Jy ! Total flux subtracted in 100 components = 0.00424909 Jy ! Clean residual min=-0.001963 max=0.001902 Jy/beam ! Clean residual mean=-0.000001 rms=0.000435 Jy/beam ! Combined flux in latest and established models = 0.0163771 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 7 components and 0.0163771 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=0.027036Jy sigma=0.623890 ! Fit after self-cal, rms=0.027029Jy sigma=0.623690 ! 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=0.876 mas, bmaj=2.071 mas, bpa=-3.984 degrees ! Estimated noise=0.220774 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 = 0.000518659 Jy ! Component: 100 - total flux cleaned = 0.000655126 Jy ! Component: 150 - total flux cleaned = 0.000665622 Jy ! Component: 200 - total flux cleaned = 0.000675107 Jy ! Total flux subtracted in 200 components = 0.000675107 Jy ! Clean residual min=-0.001870 max=0.001708 Jy/beam ! Clean residual mean=0.000000 rms=0.000406 Jy/beam ! Combined flux in latest and established models = 0.0170522 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 14 components and 0.0170522 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=0.027015Jy sigma=0.623466 ! Fit after self-cal, rms=0.027016Jy sigma=0.623412 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.876 x 2.071 at -3.984 degrees (North through East) ! Clean map min=-0.0017535 max=0.01644 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.73 FD 0.95 LA 1.06 MK 0.94 ! NL 1.27 OV 1.07 PT 1.23 SC 1.04 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.78 FD 0.86 LA 1.07 MK 1.15 ! NL 1.35 OV 1.16 PT 1.22 SC 1.04 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.77 FD 0.79 LA 1.13 MK 0.98 ! NL 1.32 OV 1.11 PT 1.21 SC 1.10 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.80 FD 0.77 LA 1.10 MK 0.98 ! NL 1.40 OV 1.12 PT 1.01 SC 1.03 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 0.81 FD 0.70 LA 1.11 MK 1.03 ! NL 1.18 OV 1.15 PT 1.27 SC 1.05 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 0.88 FD 0.76 LA 1.01 MK 0.91 ! NL 1.28 OV 1.07 PT 1.05 SC 1.07 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 0.77 FD 0.81 LA 1.01 MK 0.91 ! NL 1.43 OV 1.02 PT 1.01 SC 1.05 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 0.76 FD 0.82 LA 1.11 MK 0.87 ! NL 1.38 OV 1.01 PT 0.96 SC 0.96 ! ! ! Fit before self-cal, rms=0.027016Jy sigma=0.623412 ! Fit after self-cal, rms=0.026535Jy sigma=0.616042 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.8823 mas, bmaj=2.055 mas, bpa=-4.055 degrees ! Estimated noise=0.220233 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 = -2.73771e-06 Jy ! Component: 100 - total flux cleaned = -2.72394e-06 Jy ! Component: 150 - total flux cleaned = 1.75723e-06 Jy ! Component: 200 - total flux cleaned = 5.4337e-06 Jy ! Total flux subtracted in 200 components = 5.4337e-06 Jy ! Clean residual min=-0.000605 max=0.000648 Jy/beam ! Clean residual mean=-0.000000 rms=0.000149 Jy/beam ! Combined flux in latest and established models = 0.0170576 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 20 components and 0.0170576 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=0.026534Jy sigma=0.616005 ! Fit after self-cal, rms=0.026729Jy sigma=0.612955 ! 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=0.026729Jy sigma=0.612955 ! Fit after self-cal, rms=0.027787Jy sigma=0.612022 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8881 mas, bmaj=2.051 mas, bpa=-4.263 degrees ! Estimated noise=0.221123 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 1.96971e-05 Jy ! Component: 100 - total flux cleaned = 9.42615e-06 Jy ! Component: 150 - total flux cleaned = 9.37012e-06 Jy ! Component: 200 - total flux cleaned = 1.30212e-05 Jy ! Total flux subtracted in 200 components = 1.30212e-05 Jy ! Clean residual min=-0.000626 max=0.000620 Jy/beam ! Clean residual mean=-0.000000 rms=0.000149 Jy/beam ! Combined flux in latest and established models = 0.0170706 Jy selfcal ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 25 components and 0.0170706 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=0.027785Jy sigma=0.611982 ! Fit after self-cal, rms=0.027931Jy sigma=0.611402 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 = 3.47527e-06 Jy ! Component: 100 - total flux cleaned = 7.66385e-06 Jy ! Component: 150 - total flux cleaned = 4.55259e-06 Jy ! Component: 200 - total flux cleaned = 2.03564e-06 Jy ! Total flux subtracted in 200 components = 2.03564e-06 Jy ! Clean residual min=-0.000683 max=0.000629 Jy/beam ! Clean residual mean=-0.000000 rms=0.000162 Jy/beam ! Combined flux in latest and established models = 0.0170727 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 30 components and 0.0170727 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=0.027930Jy sigma=0.611384 ! Fit after self-cal, rms=0.027930Jy sigma=0.611270 ! 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=0.027930Jy sigma=0.611270 ! Fit after self-cal, rms=0.028521Jy sigma=0.611091 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8901 mas, bmaj=2.048 mas, bpa=-4.463 degrees ! Estimated noise=0.221695 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 2.53337e-05 Jy ! Component: 100 - total flux cleaned = 2.14608e-05 Jy ! Component: 150 - total flux cleaned = 2.50683e-05 Jy ! Component: 200 - total flux cleaned = 2.80138e-05 Jy ! Total flux subtracted in 200 components = 2.80138e-05 Jy ! Clean residual min=-0.000669 max=0.000629 Jy/beam ! Clean residual mean=-0.000000 rms=0.000152 Jy/beam ! Combined flux in latest and established models = 0.0171007 Jy selfcal ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 31 components and 0.0171007 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=0.028520Jy sigma=0.611067 ! Fit after self-cal, rms=0.028597Jy sigma=0.610849 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 = -1.85249e-05 Jy ! Component: 100 - total flux cleaned = -2.13631e-05 Jy ! Component: 150 - total flux cleaned = -1.88465e-05 Jy ! Component: 200 - total flux cleaned = -1.65332e-05 Jy ! Total flux subtracted in 200 components = -1.65332e-05 Jy ! Clean residual min=-0.000658 max=0.000633 Jy/beam ! Clean residual mean=-0.000000 rms=0.000156 Jy/beam ! Combined flux in latest and established models = 0.0170842 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 34 components and 0.0170842 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=0.028597Jy sigma=0.610839 ! Fit after self-cal, rms=0.028599Jy sigma=0.610835 ! 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=0.028599Jy sigma=0.610835 ! Fit after self-cal, rms=0.028935Jy sigma=0.610785 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.363 mas, bmaj=4.124 mas, bpa=2.14 degrees ! Estimated noise=0.282378 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 8.10019e-05 Jy ! Component: 100 - total flux cleaned = 8.62471e-05 Jy ! Component: 150 - total flux cleaned = 8.83378e-05 Jy ! Component: 200 - total flux cleaned = 9.01896e-05 Jy ! Total flux subtracted in 200 components = 9.01896e-05 Jy ! Clean residual min=-0.000690 max=0.000726 Jy/beam ! Clean residual mean=-0.000001 rms=0.000220 Jy/beam ! Combined flux in latest and established models = 0.0171743 Jy selfcal ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 38 components and 0.0171743 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=0.028936Jy sigma=0.610782 ! Fit after self-cal, rms=0.028978Jy sigma=0.610667 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 = 2.47449e-07 Jy ! Component: 100 - total flux cleaned = -8.63199e-08 Jy ! Component: 150 - total flux cleaned = -1.99144e-06 Jy ! Component: 200 - total flux cleaned = -2.61967e-07 Jy ! Total flux subtracted in 200 components = -2.61967e-07 Jy ! Clean residual min=-0.000681 max=0.000715 Jy/beam ! Clean residual mean=-0.000001 rms=0.000221 Jy/beam ! Combined flux in latest and established models = 0.0171741 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 41 components and 0.0171741 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=0.028978Jy sigma=0.610670 ! Fit after self-cal, rms=0.028981Jy sigma=0.610660 ! 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=0.8908 mas, bmaj=2.046 mas, bpa=-4.701 degrees ! Estimated noise=0.222155 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8908 x 2.046 at -4.701 degrees (North through East) ! Clean map min=-0.00060439 max=0.016255 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=0.7085 mas, bmaj=1.76 mas, bpa=-6.823 degrees ! Estimated noise=0.63464 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0126866 Jy ! Component: 100 - total flux cleaned = 0.0156805 Jy ! Component: 150 - total flux cleaned = 0.0164931 Jy ! Component: 200 - total flux cleaned = 0.0166482 Jy ! Total flux subtracted in 200 components = 0.0166482 Jy ! Clean residual min=-0.001526 max=0.001549 Jy/beam ! Clean residual mean=-0.000000 rms=0.000398 Jy/beam ! Combined flux in latest and established models = 0.0166482 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 12 model components to the UV plane model. ! The established model now contains 12 components and 0.0166482 Jy ! Inverting map and beam ! Estimated beam: bmin=0.8908 mas, bmaj=2.046 mas, bpa=-4.701 degrees ! Estimated noise=0.222155 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 = 0.000347556 Jy ! Component: 100 - total flux cleaned = 0.000345547 Jy ! Component: 150 - total flux cleaned = 0.000379402 Jy ! Component: 200 - total flux cleaned = 0.000406277 Jy ! Total flux subtracted in 200 components = 0.000406277 Jy ! Clean residual min=-0.000694 max=0.000617 Jy/beam ! Clean residual mean=-0.000001 rms=0.000156 Jy/beam ! Combined flux in latest and established models = 0.0170544 Jy ! Adding 7 model components to the UV plane model. ! The established model now contains 19 components and 0.0170544 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=2.363 mas, bmaj=4.124 mas, bpa=2.14 degrees ! Estimated noise=0.282378 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000110694 Jy ! Component: 100 - total flux cleaned = 0.000107805 Jy ! Component: 150 - total flux cleaned = 0.00010763 Jy ! Component: 200 - total flux cleaned = 0.000111242 Jy ! Total flux subtracted in 200 components = 0.000111242 Jy ! Clean residual min=-0.000673 max=0.000711 Jy/beam ! Clean residual mean=-0.000001 rms=0.000221 Jy/beam ! Combined flux in latest and established models = 0.0171657 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 = 1.83721e-06 Jy ! Component: 100 - total flux cleaned = 5.18756e-06 Jy ! Component: 150 - total flux cleaned = 8.43301e-06 Jy ! Component: 200 - total flux cleaned = 1.15927e-05 Jy ! Total flux subtracted in 200 components = 1.15927e-05 Jy ! Clean residual min=-0.000672 max=0.000706 Jy/beam ! Clean residual mean=-0.000001 rms=0.000221 Jy/beam ! Combined flux in latest and established models = 0.0171773 Jy ! Adding 7 model components to the UV plane model. ! The established model now contains 25 components and 0.0171773 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.8908 mas, bmaj=2.046 mas, bpa=-4.701 degrees ! Estimated noise=0.222155 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -3.67637e-05 Jy ! Component: 100 - total flux cleaned = -3.67734e-05 Jy ! Component: 150 - total flux cleaned = -4.03475e-05 Jy ! Component: 200 - total flux cleaned = -4.34161e-05 Jy ! Total flux subtracted in 200 components = -4.34161e-05 Jy ! Clean residual min=-0.000686 max=0.000614 Jy/beam ! Clean residual mean=-0.000001 rms=0.000154 Jy/beam ! Combined flux in latest and established models = 0.0171339 Jy selfcal ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 33 components and 0.0171339 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=0.028981Jy sigma=0.610699 ! Fit after self-cal, rms=0.028983Jy sigma=0.610661 wmodel J0227-1737_X_map.mod ! Writing 33 model components to file: J0227-1737_X_map.mod wobs J0227-1737_X_uvs.fits ! Writing UV FITS file: J0227-1737_X_uvs.fits wwins J0227-1737_X_map.win ! wwins: Wrote 1 windows to J0227-1737_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 = -7.51413e-05 Jy ! Component: 100 - total flux cleaned = -0.000135597 Jy ! Component: 150 - total flux cleaned = -0.000218717 Jy ! Component: 200 - total flux cleaned = -0.000236044 Jy ! Component: 250 - total flux cleaned = -0.000236182 Jy ! Component: 300 - total flux cleaned = -0.000251937 Jy ! Component: 350 - total flux cleaned = -0.000237032 Jy ! Component: 400 - total flux cleaned = -0.000236847 Jy ! Component: 450 - total flux cleaned = -0.00022962 Jy ! Component: 500 - total flux cleaned = -0.000222848 Jy ! Component: 550 - total flux cleaned = -0.00022286 Jy ! Component: 600 - total flux cleaned = -0.000216541 Jy ! Component: 650 - total flux cleaned = -0.000204191 Jy ! Component: 700 - total flux cleaned = -0.000186392 Jy ! Component: 750 - total flux cleaned = -0.000198016 Jy ! Component: 800 - total flux cleaned = -0.000197955 Jy ! Component: 850 - total flux cleaned = -0.000197937 Jy ! Component: 900 - total flux cleaned = -0.000203418 Jy ! Component: 950 - total flux cleaned = -0.000208629 Jy ! Component: 1000 - total flux cleaned = -0.00019813 Jy ! Component: 1050 - total flux cleaned = -0.000198177 Jy ! Component: 1100 - total flux cleaned = -0.000183094 Jy ! Component: 1150 - total flux cleaned = -0.000193054 Jy ! Component: 1200 - total flux cleaned = -0.000193002 Jy ! Component: 1250 - total flux cleaned = -0.000202411 Jy ! Component: 1300 - total flux cleaned = -0.00020227 Jy ! Component: 1350 - total flux cleaned = -0.000188336 Jy ! Component: 1400 - total flux cleaned = -0.000192955 Jy ! Component: 1450 - total flux cleaned = -0.000215421 Jy ! Component: 1500 - total flux cleaned = -0.000224256 Jy ! Component: 1550 - total flux cleaned = -0.000228562 Jy ! Component: 1600 - total flux cleaned = -0.000232918 Jy ! Component: 1650 - total flux cleaned = -0.000232965 Jy ! Component: 1700 - total flux cleaned = -0.000237144 Jy ! Component: 1750 - total flux cleaned = -0.000232933 Jy ! Component: 1800 - total flux cleaned = -0.000216565 Jy ! Component: 1850 - total flux cleaned = -0.000204568 Jy ! Component: 1900 - total flux cleaned = -0.00021254 Jy ! Component: 1950 - total flux cleaned = -0.00021647 Jy ! Component: 2000 - total flux cleaned = -0.000204828 Jy ! Component: 2050 - total flux cleaned = -0.000189556 Jy ! Component: 2100 - total flux cleaned = -0.000189594 Jy ! Component: 2150 - total flux cleaned = -0.00019328 Jy ! Component: 2200 - total flux cleaned = -0.00015985 Jy ! Component: 2250 - total flux cleaned = -0.000152481 Jy ! Component: 2300 - total flux cleaned = -0.000127003 Jy ! Component: 2350 - total flux cleaned = -0.000101731 Jy ! Component: 2400 - total flux cleaned = -8.02494e-05 Jy ! Component: 2450 - total flux cleaned = -8.02498e-05 Jy ! Component: 2500 - total flux cleaned = -5.90108e-05 Jy ! Component: 2550 - total flux cleaned = -4.49589e-05 Jy ! Component: 2600 - total flux cleaned = -4.1485e-05 Jy ! Component: 2650 - total flux cleaned = -3.8005e-05 Jy ! Component: 2700 - total flux cleaned = -2.76473e-05 Jy ! Component: 2750 - total flux cleaned = -2.07816e-05 Jy ! Component: 2800 - total flux cleaned = -2.08016e-05 Jy ! Component: 2850 - total flux cleaned = -1.7365e-05 Jy ! Component: 2900 - total flux cleaned = -1.05716e-05 Jy ! Component: 2950 - total flux cleaned = 2.9615e-06 Jy ! Component: 3000 - total flux cleaned = 1.98078e-05 Jy ! Component: 3050 - total flux cleaned = 1.98028e-05 Jy ! Component: 3100 - total flux cleaned = 2.31531e-05 Jy ! Component: 3150 - total flux cleaned = 2.65162e-05 Jy ! Component: 3200 - total flux cleaned = 2.31911e-05 Jy ! Component: 3250 - total flux cleaned = 2.65092e-05 Jy ! Component: 3300 - total flux cleaned = 2.64931e-05 Jy ! Component: 3350 - total flux cleaned = 2.98074e-05 Jy ! Component: 3400 - total flux cleaned = 2.98109e-05 Jy ! Component: 3450 - total flux cleaned = 1.9943e-05 Jy ! Component: 3500 - total flux cleaned = 2.65295e-05 Jy ! Component: 3550 - total flux cleaned = 2.3248e-05 Jy ! Component: 3600 - total flux cleaned = 1.66971e-05 Jy ! Component: 3650 - total flux cleaned = 1.66839e-05 Jy ! Component: 3700 - total flux cleaned = 1.67129e-05 Jy ! Component: 3750 - total flux cleaned = 1.99698e-05 Jy ! Component: 3800 - total flux cleaned = 1.67099e-05 Jy ! Component: 3850 - total flux cleaned = 1.0194e-05 Jy ! Component: 3900 - total flux cleaned = 1.67114e-05 Jy ! Component: 3950 - total flux cleaned = 4.19725e-07 Jy ! Component: 4000 - total flux cleaned = 4.11277e-07 Jy ! Component: 4050 - total flux cleaned = -2.8502e-06 Jy ! Total flux subtracted in 4096 components = -2.84092e-06 Jy ! Clean residual min=-0.000183 max=0.000187 Jy/beam ! Clean residual mean=-0.000000 rms=0.000052 Jy/beam ! Combined flux in latest and established models = 0.017131 Jy keep ! Adding 240 model components to the UV plane model. ! The established model now contains 273 components and 0.017131 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap .//J0227-1737_X_20180501_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8908 x 2.046 at -4.701 degrees (North through East) ! Clean map min=-0.00033743 max=0.016159 Jy/beam ! Writing clean map to FITS file: .//J0227-1737_X_20180501_map.fits wmodel .//J0227-1737_X_20180501_map.mod ! Writing 273 model components to file: .//J0227-1737_X_20180501_map.mod wobs .//J0227-1737_X_20180501_uvs.fits ! Writing UV FITS file: .//J0227-1737_X_20180501_uvs.fits wwins .//J0227-1737_X_20180501_map.win ! wwins: Wrote 2 windows to .//J0227-1737_X_20180501_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0161585 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 5.06686e-05 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.940715 0.940715 1.88143 3.76286 7.52572 15.0514 30.1029 60.2057 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0001 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.016 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 318.906 quit ! Quitting program ! Log file .//J0227-1737_X_20180501_dfm.log closed on Tue Jun 5 07:33:14 2018