! Started logfile: .//J1520-3845_C_20180720_dfm.log on Wed Aug 8 14:50:18 2018 float field_size field_size = 1024 float field_cell field_cell = 0.3000 float taper_size taper_size = 40.0 float freq freq = 4.12800 obs .//J1520-3845_C_20180720_uva.fits ! Reading UV FITS file: .//J1520-3845_C_20180720_uva.fits ! AN table 1: 29 integrations on 28 of 28 possible baselines. ! Apparent sampling: 0.816502 visibilities/baseline/integration-bin. ! Found source: J1520-3845 ! ! 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 4.128e+09 3.2e+07 1 3.2e+07 ! 02 2 4.16e+09 3.2e+07 1 3.2e+07 ! 03 3 4.192e+09 3.2e+07 1 3.2e+07 ! 04 4 4.224e+09 3.2e+07 1 3.2e+07 ! 05 5 4.416e+09 3.2e+07 1 3.2e+07 ! 06 6 4.512e+09 3.2e+07 1 3.2e+07 ! 07 7 4.544e+09 3.2e+07 1 3.2e+07 ! 08 8 4.576e+09 3.2e+07 1 3.2e+07 ! ! Polarization(s): RR ! ! Read 94 lines of history. ! ! Reading 5304 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 = 0.3 print "taper_size =", taper_size ! taper_size = 40 ![@/opt64/bin/pima_mupet_01.dfm J1520-3845_C] 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 0.300x0.300 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 38 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 38 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 38 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 38 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 38 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 38 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 38 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 38 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.003095Jy sigma=18.058629 ! Fit after self-cal, rms=0.962402Jy sigma=17.311290 ! 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=1.207 mas, bmaj=3.34 mas, bpa=-10.68 degrees ! Estimated noise=1.25397 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 = 0.027934 Jy ! Component: 100 - total flux cleaned = 0.0353154 Jy ! Total flux subtracted in 100 components = 0.0353154 Jy ! Clean residual min=-0.005583 max=0.004794 Jy/beam ! Clean residual mean=-0.000004 rms=0.001297 Jy/beam ! Combined flux in latest and established models = 0.0353154 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 10 components and 0.0353154 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=0.074414Jy sigma=0.823253 ! Fit after self-cal, rms=0.073601Jy sigma=0.811106 ! 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=1.715 mas, bmaj=4.48 mas, bpa=-8.86 degrees ! Estimated noise=0.658021 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 = 0.0075777 Jy ! Component: 100 - total flux cleaned = 0.0107755 Jy ! Component: 150 - total flux cleaned = 0.0123638 Jy ! Component: 200 - total flux cleaned = 0.0131607 Jy ! Total flux subtracted in 200 components = 0.0131607 Jy ! Clean residual min=-0.003732 max=0.002706 Jy/beam ! Clean residual mean=-0.000015 rms=0.000870 Jy/beam ! Combined flux in latest and established models = 0.0484761 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 24 components and 0.0484761 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=0.072953Jy sigma=0.774307 ! Fit after self-cal, rms=0.072982Jy sigma=0.774094 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.715 x 4.48 at -8.86 degrees (North through East) ! Clean map min=-0.0035329 max=0.038953 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! FD 1.14 KP 1.50 LA 0.62 MK 1.04 ! NL 1.34 OV 1.09 PT 1.22 SC 1.21 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! FD 1.27 KP 1.28 LA 0.66 MK 0.99 ! NL 1.05 OV 1.29 PT 1.36 SC 1.12 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! FD 0.87 KP 1.22 LA 1.13 MK 1.06 ! NL 1.07 OV 1.07 PT 1.03 SC 1.09 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! FD 0.96 KP 1.04 LA 1.45 MK 1.02 ! NL 1.09 OV 1.04 PT 0.89 SC 1.05 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! FD 1.00 KP 0.97 LA 1.06 MK 1.18 ! NL 1.27 OV 1.26 PT 0.92 SC 0.99 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! FD 0.89 KP 0.92 LA 1.18 MK 1.23 ! NL 1.26 OV 1.05 PT 1.03 SC 0.95 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! FD 0.98 KP 0.93 LA 1.07 MK 1.04 ! NL 1.26 OV 1.09 PT 0.93 SC 1.08 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! FD 0.88 KP 0.99 LA 0.99 MK 1.07 ! NL 1.25 OV 0.97 PT 0.91 SC 1.08 ! ! ! Fit before self-cal, rms=0.072982Jy sigma=0.774094 ! Fit after self-cal, rms=0.089767Jy sigma=0.748686 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.74 mas, bmaj=4.492 mas, bpa=-8.752 degrees ! Estimated noise=0.680239 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 = 0.000982263 Jy ! Component: 100 - total flux cleaned = 0.0012224 Jy ! Component: 150 - total flux cleaned = 0.00126732 Jy ! Component: 200 - total flux cleaned = 0.00130723 Jy ! Total flux subtracted in 200 components = 0.00130723 Jy ! Clean residual min=-0.002223 max=0.001970 Jy/beam ! Clean residual mean=-0.000003 rms=0.000515 Jy/beam ! Combined flux in latest and established models = 0.0497834 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 30 components and 0.0497834 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=0.089718Jy sigma=0.748923 ! Fit after self-cal, rms=0.090337Jy sigma=0.747077 ! 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=0.090337Jy sigma=0.747077 ! Fit after self-cal, rms=0.097227Jy sigma=0.746598 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.739 mas, bmaj=4.483 mas, bpa=-8.876 degrees ! Estimated noise=0.700747 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00102286 Jy ! Component: 100 - total flux cleaned = 0.00122037 Jy ! Component: 150 - total flux cleaned = 0.0012726 Jy ! Component: 200 - total flux cleaned = 0.00131891 Jy ! Total flux subtracted in 200 components = 0.00131891 Jy ! Clean residual min=-0.002298 max=0.001920 Jy/beam ! Clean residual mean=-0.000003 rms=0.000539 Jy/beam ! Combined flux in latest and established models = 0.0511023 Jy selfcal ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 31 components and 0.0511023 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=0.097181Jy sigma=0.746818 ! Fit after self-cal, rms=0.097283Jy sigma=0.746761 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 = 3.53805e-05 Jy ! Component: 100 - total flux cleaned = 5.017e-05 Jy ! Component: 150 - total flux cleaned = 6.35551e-05 Jy ! Component: 200 - total flux cleaned = 8.75865e-05 Jy ! Total flux subtracted in 200 components = 8.75865e-05 Jy ! Clean residual min=-0.002313 max=0.001912 Jy/beam ! Clean residual mean=-0.000003 rms=0.000540 Jy/beam ! Combined flux in latest and established models = 0.0511899 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 35 components and 0.0511899 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=0.097272Jy sigma=0.746775 ! Fit after self-cal, rms=0.097270Jy sigma=0.746758 ! 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=0.097270Jy sigma=0.746758 ! Fit after self-cal, rms=0.100076Jy sigma=0.746424 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.734 mas, bmaj=4.468 mas, bpa=-9.067 degrees ! Estimated noise=0.717867 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00103578 Jy ! Component: 100 - total flux cleaned = 0.00129141 Jy ! Component: 150 - total flux cleaned = 0.00133953 Jy ! Component: 200 - total flux cleaned = 0.00138128 Jy ! Total flux subtracted in 200 components = 0.00138128 Jy ! Clean residual min=-0.002339 max=0.001942 Jy/beam ! Clean residual mean=-0.000003 rms=0.000553 Jy/beam ! Combined flux in latest and established models = 0.0525712 Jy selfcal ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 36 components and 0.0525712 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=0.100030Jy sigma=0.746670 ! Fit after self-cal, rms=0.100042Jy sigma=0.746647 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 = 8.39345e-05 Jy ! Component: 100 - total flux cleaned = 9.77015e-05 Jy ! Component: 150 - total flux cleaned = 0.000110554 Jy ! Component: 200 - total flux cleaned = 0.000133098 Jy ! Total flux subtracted in 200 components = 0.000133098 Jy ! Clean residual min=-0.002339 max=0.001948 Jy/beam ! Clean residual mean=-0.000003 rms=0.000550 Jy/beam ! Combined flux in latest and established models = 0.0527043 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 37 components and 0.0527043 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=0.100031Jy sigma=0.746688 ! Fit after self-cal, rms=0.100028Jy sigma=0.746674 ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 40 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=0.100028Jy sigma=0.746674 ! Fit after self-cal, rms=0.102157Jy sigma=0.746319 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=4.576 mas, bmaj=13.95 mas, bpa=-6.67 degrees ! Estimated noise=0.862971 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00138585 Jy ! Component: 100 - total flux cleaned = 0.00178667 Jy ! Component: 150 - total flux cleaned = 0.00185743 Jy ! Component: 200 - total flux cleaned = 0.0018746 Jy ! Total flux subtracted in 200 components = 0.0018746 Jy ! Clean residual min=-0.002088 max=0.001882 Jy/beam ! Clean residual mean=-0.000006 rms=0.000604 Jy/beam ! Combined flux in latest and established models = 0.0545789 Jy selfcal ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 41 components and 0.0545789 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=0.102118Jy sigma=0.746851 ! Fit after self-cal, rms=0.102122Jy sigma=0.746788 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 = 8.5435e-05 Jy ! Component: 100 - total flux cleaned = 8.64699e-05 Jy ! Component: 150 - total flux cleaned = 8.69391e-05 Jy ! Component: 200 - total flux cleaned = 9.32325e-05 Jy ! Total flux subtracted in 200 components = 9.32325e-05 Jy ! Clean residual min=-0.002094 max=0.001884 Jy/beam ! Clean residual mean=-0.000006 rms=0.000604 Jy/beam ! Combined flux in latest and established models = 0.0546721 Jy ! Performing phase self-cal ! Adding 5 model components to the UV plane model. ! The established model now contains 44 components and 0.0546721 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=0.102121Jy sigma=0.746848 ! Fit after self-cal, rms=0.102122Jy sigma=0.746831 ! 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=1.727 mas, bmaj=4.452 mas, bpa=-9.233 degrees ! Estimated noise=0.734898 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.727 x 4.452 at -9.233 degrees (North through East) ! Clean map min=-0.0022736 max=0.040127 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=1.219 mas, bmaj=3.343 mas, bpa=-10.46 degrees ! Estimated noise=1.44867 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0327447 Jy ! Component: 100 - total flux cleaned = 0.0418106 Jy ! Component: 150 - total flux cleaned = 0.046267 Jy ! Component: 200 - total flux cleaned = 0.0491431 Jy ! Total flux subtracted in 200 components = 0.0491431 Jy ! Clean residual min=-0.005427 max=0.004413 Jy/beam ! Clean residual mean=-0.000001 rms=0.001141 Jy/beam ! Combined flux in latest and established models = 0.0491431 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 17 model components to the UV plane model. ! The established model now contains 17 components and 0.0491431 Jy ! Inverting map and beam ! Estimated beam: bmin=1.727 mas, bmaj=4.452 mas, bpa=-9.233 degrees ! Estimated noise=0.734898 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) ! Added new window around map position (-1.2, -6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0031647 Jy ! Component: 100 - total flux cleaned = 0.00472438 Jy ! Component: 150 - total flux cleaned = 0.00541353 Jy ! Component: 200 - total flux cleaned = 0.00550387 Jy ! Total flux subtracted in 200 components = 0.00550387 Jy ! Clean residual min=-0.002364 max=0.002071 Jy/beam ! Clean residual mean=-0.000003 rms=0.000572 Jy/beam ! Combined flux in latest and established models = 0.054647 Jy ! Adding 30 model components to the UV plane model. ! The established model now contains 44 components and 0.054647 Jy ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 40 mega-wavelengths. clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=4.576 mas, bmaj=13.95 mas, bpa=-6.67 degrees ! Estimated noise=0.862971 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 9.83316e-05 Jy ! Component: 100 - total flux cleaned = 0.000110222 Jy ! Component: 150 - total flux cleaned = 0.000110872 Jy ! Component: 200 - total flux cleaned = 0.000110864 Jy ! Total flux subtracted in 200 components = 0.000110864 Jy ! Clean residual min=-0.002162 max=0.001907 Jy/beam ! Clean residual mean=-0.000006 rms=0.000607 Jy/beam ! Combined flux in latest and established models = 0.0547578 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 = -1.41321e-07 Jy ! Component: 100 - total flux cleaned = -4.11506e-07 Jy ! Component: 150 - total flux cleaned = -8.53511e-06 Jy ! Component: 200 - total flux cleaned = -8.58073e-06 Jy ! Total flux subtracted in 200 components = -8.58073e-06 Jy ! Clean residual min=-0.002152 max=0.001911 Jy/beam ! Clean residual mean=-0.000006 rms=0.000606 Jy/beam ! Combined flux in latest and established models = 0.0547493 Jy ! Adding 25 model components to the UV plane model. ! The established model now contains 68 components and 0.0547493 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=1.727 mas, bmaj=4.452 mas, bpa=-9.233 degrees ! Estimated noise=0.734898 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000112003 Jy ! Component: 100 - total flux cleaned = -1.72335e-05 Jy ! Component: 150 - total flux cleaned = 4.49489e-05 Jy ! Component: 200 - total flux cleaned = 8.32144e-05 Jy ! Total flux subtracted in 200 components = 8.32144e-05 Jy ! Clean residual min=-0.002363 max=0.002107 Jy/beam ! Clean residual mean=-0.000004 rms=0.000566 Jy/beam ! Combined flux in latest and established models = 0.0548325 Jy selfcal ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 75 components and 0.0548325 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=0.102087Jy sigma=0.746762 ! Fit after self-cal, rms=0.102102Jy sigma=0.746421 wmodel J1520-3845_C_map.mod ! Writing 75 model components to file: J1520-3845_C_map.mod wobs J1520-3845_C_uvs.fits ! Writing UV FITS file: J1520-3845_C_uvs.fits wwins J1520-3845_C_map.win ! wwins: Wrote 2 windows to J1520-3845_C_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 = -0.000897383 Jy ! Component: 100 - total flux cleaned = -0.000934259 Jy ! Component: 150 - total flux cleaned = -0.000901181 Jy ! Component: 200 - total flux cleaned = -0.000836645 Jy ! Component: 250 - total flux cleaned = -0.000743091 Jy ! Component: 300 - total flux cleaned = -0.000563041 Jy ! Component: 350 - total flux cleaned = -0.000417641 Jy ! Component: 400 - total flux cleaned = -0.000246958 Jy ! Component: 450 - total flux cleaned = -2.49979e-05 Jy ! Component: 500 - total flux cleaned = 0.000110565 Jy ! Component: 550 - total flux cleaned = 0.000217633 Jy ! Component: 600 - total flux cleaned = 0.000348252 Jy ! Component: 650 - total flux cleaned = 0.000450966 Jy ! Component: 700 - total flux cleaned = 0.000526603 Jy ! Component: 750 - total flux cleaned = 0.000576137 Jy ! Component: 800 - total flux cleaned = 0.000674312 Jy ! Component: 850 - total flux cleaned = 0.000746486 Jy ! Component: 900 - total flux cleaned = 0.000913317 Jy ! Component: 950 - total flux cleaned = 0.00100736 Jy ! Component: 1000 - total flux cleaned = 0.00114601 Jy ! Component: 1050 - total flux cleaned = 0.00123784 Jy ! Component: 1100 - total flux cleaned = 0.00132869 Jy ! Component: 1150 - total flux cleaned = 0.00148551 Jy ! Component: 1200 - total flux cleaned = 0.00155232 Jy ! Component: 1250 - total flux cleaned = 0.00170601 Jy ! Component: 1300 - total flux cleaned = 0.00179307 Jy ! Component: 1350 - total flux cleaned = 0.00190032 Jy ! Component: 1400 - total flux cleaned = 0.00196397 Jy ! Component: 1450 - total flux cleaned = 0.00202709 Jy ! Component: 1500 - total flux cleaned = 0.00206888 Jy ! Component: 1550 - total flux cleaned = 0.00211037 Jy ! Component: 1600 - total flux cleaned = 0.00217191 Jy ! Component: 1650 - total flux cleaned = 0.00221268 Jy ! Component: 1700 - total flux cleaned = 0.00231349 Jy ! Component: 1750 - total flux cleaned = 0.00233323 Jy ! Component: 1800 - total flux cleaned = 0.00235305 Jy ! Component: 1850 - total flux cleaned = 0.00231388 Jy ! Component: 1900 - total flux cleaned = 0.0024115 Jy ! Component: 1950 - total flux cleaned = 0.00246957 Jy ! Component: 2000 - total flux cleaned = 0.00243122 Jy ! Component: 2050 - total flux cleaned = 0.00245032 Jy ! Component: 2100 - total flux cleaned = 0.00254495 Jy ! Component: 2150 - total flux cleaned = 0.00254476 Jy ! Component: 2200 - total flux cleaned = 0.00260051 Jy ! Component: 2250 - total flux cleaned = 0.00260036 Jy ! Component: 2300 - total flux cleaned = 0.0025819 Jy ! Component: 2350 - total flux cleaned = 0.00267305 Jy ! Component: 2400 - total flux cleaned = 0.00263664 Jy ! Component: 2450 - total flux cleaned = 0.00261842 Jy ! Component: 2500 - total flux cleaned = 0.00261847 Jy ! Component: 2550 - total flux cleaned = 0.00265425 Jy ! Component: 2600 - total flux cleaned = 0.00261867 Jy ! Component: 2650 - total flux cleaned = 0.0026364 Jy ! Component: 2700 - total flux cleaned = 0.00265411 Jy ! Component: 2750 - total flux cleaned = 0.00258378 Jy ! Component: 2800 - total flux cleaned = 0.00256612 Jy ! Component: 2850 - total flux cleaned = 0.00254856 Jy ! Component: 2900 - total flux cleaned = 0.00253112 Jy ! Component: 2950 - total flux cleaned = 0.00242659 Jy ! Component: 3000 - total flux cleaned = 0.00240917 Jy ! Component: 3050 - total flux cleaned = 0.00239172 Jy ! Component: 3100 - total flux cleaned = 0.0023743 Jy ! Component: 3150 - total flux cleaned = 0.00223573 Jy ! Component: 3200 - total flux cleaned = 0.00221855 Jy ! Component: 3250 - total flux cleaned = 0.00214944 Jy ! Component: 3300 - total flux cleaned = 0.00213227 Jy ! Component: 3350 - total flux cleaned = 0.00209775 Jy ! Component: 3400 - total flux cleaned = 0.00209774 Jy ! Component: 3450 - total flux cleaned = 0.00206337 Jy ! Component: 3500 - total flux cleaned = 0.00202903 Jy ! Component: 3550 - total flux cleaned = 0.00201179 Jy ! Component: 3600 - total flux cleaned = 0.00196021 Jy ! Component: 3650 - total flux cleaned = 0.0019946 Jy ! Component: 3700 - total flux cleaned = 0.00197746 Jy ! Component: 3750 - total flux cleaned = 0.00197744 Jy ! Component: 3800 - total flux cleaned = 0.0019086 Jy ! Component: 3850 - total flux cleaned = 0.00192578 Jy ! Component: 3900 - total flux cleaned = 0.00196015 Jy ! Component: 3950 - total flux cleaned = 0.0019257 Jy ! Component: 4000 - total flux cleaned = 0.00189131 Jy ! Component: 4050 - total flux cleaned = 0.00190852 Jy ! Total flux subtracted in 4096 components = 0.00185675 Jy ! Clean residual min=-0.000957 max=0.000940 Jy/beam ! Clean residual mean=-0.000001 rms=0.000318 Jy/beam ! Combined flux in latest and established models = 0.0566892 Jy keep ! Adding 217 model components to the UV plane model. ! The established model now contains 292 components and 0.0566892 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap .//J1520-3845_C_20180720_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.727 x 4.452 at -9.233 degrees (North through East) ! Clean map min=-0.0022837 max=0.041572 Jy/beam ! Writing clean map to FITS file: .//J1520-3845_C_20180720_map.fits wmodel .//J1520-3845_C_20180720_map.mod ! Writing 292 model components to file: .//J1520-3845_C_20180720_map.mod wobs .//J1520-3845_C_20180720_uvs.fits ! Writing UV FITS file: .//J1520-3845_C_20180720_uvs.fits wwins .//J1520-3845_C_20180720_map.win ! wwins: Wrote 3 windows to .//J1520-3845_C_20180720_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0415725 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000334827 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -2.41622 2.41622 4.83244 9.66488 19.3298 38.6595 77.319 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.001 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.041 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 124.16 quit ! Quitting program ! Log file .//J1520-3845_C_20180720_dfm.log closed on Wed Aug 8 14:50:22 2018