! Started logfile: J0256-3315_S_dfm.log on Fri Feb 15 19:42:39 2019 float field_size field_size = 1024 float field_cell field_cell = 0.5000 float taper_size taper_size = 20.0 float freq freq = 2.22000 obs J0256-3315_S_uvm.fits ! Reading UV FITS file: J0256-3315_S_uvm.fits ! AN table 1: 23 integrations on 28 of 28 possible baselines. ! AN table 2: 93 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.858977 visibilities/baseline/integration-bin. ! Found source: J0256-3315 ! ! There are 4 IFs, and a total of 4 channels: ! ! IF Channel Frequency Freq offset Number of Overall IF ! origin at origin per channel channels bandwidth ! ------------------------------------------------------------- (Hz) ! 01 1 2.22e+09 3.2e+07 1 3.2e+07 ! 02 2 2.252e+09 3.2e+07 1 3.2e+07 ! 03 3 2.284e+09 3.2e+07 1 3.2e+07 ! 04 4 2.348e+09 3.2e+07 1 3.2e+07 ! ! Polarization(s): RR ! ! Read 54 lines of history. ! ! Reading 16592 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 4 channels. ! Selecting polarization: RR, channels: 1..4 ! Reading IF 1 channels: 1..1 ! Reading IF 2 channels: 2..2 ! Reading IF 3 channels: 3..3 ! Reading IF 4 channels: 4..4 print "field_size =", field_size ! field_size = 1024 print "field_cell =", field_cell ! field_cell = 0.5 print "taper_size =", taper_size ! taper_size = 20 ![@/opt64/bin/pima_mupet_01.dfm J0256-3315_S] 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 0.500x0.500 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 2 telescope corrections were flagged in sub-array 1. ! A total of 86 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 2. ! A total of 2 telescope corrections were flagged in sub-array 1. ! A total of 86 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 3. ! A total of 2 telescope corrections were flagged in sub-array 1. ! A total of 86 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 4. ! A total of 71 telescope corrections were flagged in sub-array 1. ! A total of 930 telescope corrections were flagged in sub-array 2. ! ! Fit before self-cal, rms=1.015163Jy sigma=11.167064 ! Fit after self-cal, rms=0.811432Jy sigma=8.624870 ! clrmod: Cleared the established, tentative and continuum models. ! Redundant starting model cleared. sele I,1,3 ! Polarization I is unavailable. ! Selecting polarization: RR, channels: 1..3 ! Reading IF 1 channels: 1..1 ! Reading IF 2 channels: 2..2 ! Reading IF 3 channels: 3..3 ! Reading IF 4 channels: (none) 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=2.547 mas, bmaj=7.459 mas, bpa=-5.969 degrees ! Estimated noise=0.91028 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 = 0.157431 Jy ! Component: 100 - total flux cleaned = 0.191881 Jy ! Total flux subtracted in 100 components = 0.191881 Jy ! Clean residual min=-0.008682 max=0.017017 Jy/beam ! Clean residual mean=-0.000159 rms=0.002338 Jy/beam ! Combined flux in latest and established models = 0.191881 Jy ! Performing phase self-cal ! Adding 3 model components to the UV plane model. ! The established model now contains 3 components and 0.191881 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Not correcting unselected IF 4. ! ! Fit before self-cal, rms=0.104500Jy sigma=0.956758 ! Fit after self-cal, rms=0.104312Jy sigma=0.956149 ! Inverting map ! Added new window around map position (4, -7). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0154617 Jy ! Component: 100 - total flux cleaned = 0.0234869 Jy ! Total flux subtracted in 100 components = 0.0234869 Jy ! Clean residual min=-0.007536 max=0.014346 Jy/beam ! Clean residual mean=-0.000116 rms=0.002034 Jy/beam ! Combined flux in latest and established models = 0.215368 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 14 components and 0.215368 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Not correcting unselected IF 4. ! ! Fit before self-cal, rms=0.101800Jy sigma=0.901200 ! Fit after self-cal, rms=0.101628Jy sigma=0.895707 ! 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=3.303 mas, bmaj=9.468 mas, bpa=-5.904 degrees ! Estimated noise=0.615587 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 (-5, 8.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0186755 Jy ! Component: 100 - total flux cleaned = 0.0303296 Jy ! Component: 150 - total flux cleaned = 0.0383143 Jy ! Component: 200 - total flux cleaned = 0.0439625 Jy ! Total flux subtracted in 200 components = 0.0439625 Jy ! Clean residual min=-0.006828 max=0.009294 Jy/beam ! Clean residual mean=-0.000143 rms=0.001877 Jy/beam ! Combined flux in latest and established models = 0.25933 Jy ! Performing phase self-cal ! Adding 43 model components to the UV plane model. ! The established model now contains 55 components and 0.25933 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Not correcting unselected IF 4. ! ! Fit before self-cal, rms=0.097789Jy sigma=0.839143 ! Fit after self-cal, rms=0.097745Jy sigma=0.836838 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.303 x 9.468 at -5.904 degrees (North through East) ! Clean map min=-0.0060641 max=0.19002 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! FD 0.97 HN 1.16 KP 0.94 LA 0.94 ! NL 1.23 OV 1.00 PT 0.99 SC 0.87 ! ! Telescope amplitude corrections in sub-array 2: ! BR 2.07 FD 0.98 HN 1.19 KP 0.96 ! LA 0.91 MK 0.95 NL 1.04 OV 0.91 ! PT 0.99 SC 1.01 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! FD 0.93 HN 1.28 KP 0.95 LA 0.97 ! NL 1.14 OV 0.93 PT 1.03 SC 0.95 ! ! Telescope amplitude corrections in sub-array 2: ! BR 3.84 FD 0.99 HN 1.20 KP 0.96 ! LA 0.93 MK 0.98 NL 1.14 OV 0.92 ! PT 1.00 SC 1.01 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! FD 0.96 HN 1.23 KP 0.95 LA 0.91 ! NL 1.25 OV 0.99 PT 0.97 SC 0.93 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.68 FD 0.98 HN 1.17 KP 0.96 ! LA 0.93 MK 1.00 NL 1.08 OV 0.92 ! PT 1.00 SC 0.98 ! ! ! Not correcting unselected IF 4. ! ! Fit before self-cal, rms=0.097745Jy sigma=0.836838 ! Fit after self-cal, rms=0.156010Jy sigma=0.752837 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=3.286 mas, bmaj=9.492 mas, bpa=-5.826 degrees ! Estimated noise=0.632475 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 = -0.00318194 Jy ! Component: 100 - total flux cleaned = -0.00328996 Jy ! Component: 150 - total flux cleaned = -0.00328927 Jy ! Component: 200 - total flux cleaned = -0.0034682 Jy ! Total flux subtracted in 200 components = -0.0034682 Jy ! Clean residual min=-0.004190 max=0.003201 Jy/beam ! Clean residual mean=-0.000046 rms=0.000828 Jy/beam ! Combined flux in latest and established models = 0.255862 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 76 components and 0.255862 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Not correcting unselected IF 4. ! ! Fit before self-cal, rms=0.155786Jy sigma=0.749049 ! Fit after self-cal, rms=0.156321Jy sigma=0.748178 ! 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. ! ! Not correcting unselected IF 4. ! ! Fit before self-cal, rms=0.156321Jy sigma=0.748178 ! Fit after self-cal, rms=0.161453Jy sigma=0.745166 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.296 mas, bmaj=9.514 mas, bpa=-5.764 degrees ! Estimated noise=0.63191 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00213402 Jy ! Component: 100 - total flux cleaned = -0.00229015 Jy ! Component: 150 - total flux cleaned = -0.00236025 Jy ! Component: 200 - total flux cleaned = -0.00242558 Jy ! Total flux subtracted in 200 components = -0.00242558 Jy ! Clean residual min=-0.003609 max=0.002957 Jy/beam ! Clean residual mean=-0.000035 rms=0.000714 Jy/beam ! Combined flux in latest and established models = 0.253436 Jy selfcal ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 89 components and 0.253436 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Not correcting unselected IF 4. ! ! Fit before self-cal, rms=0.161332Jy sigma=0.743309 ! Fit after self-cal, rms=0.161354Jy sigma=0.743098 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 = -0.00023189 Jy ! Component: 100 - total flux cleaned = -0.000230568 Jy ! Component: 150 - total flux cleaned = -0.000287798 Jy ! Component: 200 - total flux cleaned = -0.000387339 Jy ! Total flux subtracted in 200 components = -0.000387339 Jy ! Clean residual min=-0.003294 max=0.002907 Jy/beam ! Clean residual mean=-0.000036 rms=0.000690 Jy/beam ! Combined flux in latest and established models = 0.253049 Jy ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 101 components and 0.253049 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Not correcting unselected IF 4. ! ! Fit before self-cal, rms=0.161291Jy sigma=0.742231 ! Fit after self-cal, rms=0.161285Jy sigma=0.742129 ! 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. ! ! Not correcting unselected IF 4. ! ! Fit before self-cal, rms=0.161285Jy sigma=0.742129 ! Fit after self-cal, rms=0.160555Jy sigma=0.737534 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.306 mas, bmaj=9.532 mas, bpa=-5.71 degrees ! Estimated noise=0.631083 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00172016 Jy ! Component: 100 - total flux cleaned = -0.00191887 Jy ! Component: 150 - total flux cleaned = -0.00191924 Jy ! Component: 200 - total flux cleaned = -0.00200129 Jy ! Total flux subtracted in 200 components = -0.00200129 Jy ! Clean residual min=-0.002717 max=0.002776 Jy/beam ! Clean residual mean=-0.000018 rms=0.000579 Jy/beam ! Combined flux in latest and established models = 0.251048 Jy selfcal ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 110 components and 0.251048 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Not correcting unselected IF 4. ! ! Fit before self-cal, rms=0.160500Jy sigma=0.736860 ! Fit after self-cal, rms=0.160507Jy sigma=0.736770 flux_cutoff = imstat(rms) * dynam ! Inverting map repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! Added new window around map position (-45.5, 31). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00257991 Jy ! Component: 100 - total flux cleaned = 0.00327323 Jy ! Component: 150 - total flux cleaned = 0.00374744 Jy ! Component: 200 - total flux cleaned = 0.00397066 Jy ! Total flux subtracted in 200 components = 0.00397066 Jy ! Clean residual min=-0.002534 max=0.002144 Jy/beam ! Clean residual mean=-0.000016 rms=0.000518 Jy/beam ! Combined flux in latest and established models = 0.255018 Jy ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 127 components and 0.255018 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Not correcting unselected IF 4. ! ! Fit before self-cal, rms=0.160444Jy sigma=0.735629 ! Fit after self-cal, rms=0.160434Jy sigma=0.735540 ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 20 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. ! ! Not correcting unselected IF 4. ! ! Fit before self-cal, rms=0.160434Jy sigma=0.735540 ! Fit after self-cal, rms=0.161758Jy sigma=0.735278 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=8.132 mas, bmaj=23.98 mas, bpa=-5.825 degrees ! Estimated noise=0.755328 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00102223 Jy ! Component: 100 - total flux cleaned = -0.00103558 Jy ! Component: 150 - total flux cleaned = -0.00100157 Jy ! Component: 200 - total flux cleaned = -0.000940458 Jy ! Total flux subtracted in 200 components = -0.000940458 Jy ! Clean residual min=-0.001846 max=0.001936 Jy/beam ! Clean residual mean=-0.000028 rms=0.000572 Jy/beam ! Combined flux in latest and established models = 0.254078 Jy selfcal ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 141 components and 0.254078 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Not correcting unselected IF 4. ! ! Fit before self-cal, rms=0.161713Jy sigma=0.735059 ! Fit after self-cal, rms=0.161706Jy sigma=0.734990 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 = -0.000106919 Jy ! Component: 100 - total flux cleaned = -1.73208e-05 Jy ! Component: 150 - total flux cleaned = 7.98731e-06 Jy ! Component: 200 - total flux cleaned = -1.53104e-05 Jy ! Total flux subtracted in 200 components = -1.53104e-05 Jy ! Clean residual min=-0.001800 max=0.001948 Jy/beam ! Clean residual mean=-0.000030 rms=0.000566 Jy/beam ! Combined flux in latest and established models = 0.254063 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 152 components and 0.254063 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Not correcting unselected IF 4. ! ! Fit before self-cal, rms=0.161696Jy sigma=0.734952 ! Fit after self-cal, rms=0.161688Jy sigma=0.734913 ! 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=3.311 mas, bmaj=9.546 mas, bpa=-5.704 degrees ! Estimated noise=0.630281 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.311 x 9.546 at -5.704 degrees (North through East) ! Clean map min=-0.0020451 max=0.19856 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=2.544 mas, bmaj=7.483 mas, bpa=-5.684 degrees ! Estimated noise=0.937855 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.161978 Jy ! Component: 100 - total flux cleaned = 0.197923 Jy ! Component: 150 - total flux cleaned = 0.210206 Jy ! Component: 200 - total flux cleaned = 0.218009 Jy ! Total flux subtracted in 200 components = 0.218009 Jy ! Clean residual min=-0.003325 max=0.004891 Jy/beam ! Clean residual mean=-0.000042 rms=0.000908 Jy/beam ! Combined flux in latest and established models = 0.218009 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 21 model components to the UV plane model. ! The established model now contains 21 components and 0.218009 Jy ! Inverting map and beam ! Estimated beam: bmin=3.311 mas, bmaj=9.546 mas, bpa=-5.704 degrees ! Estimated noise=0.630281 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 = 0.0102276 Jy ! Component: 100 - total flux cleaned = 0.0164139 Jy ! Component: 150 - total flux cleaned = 0.0206257 Jy ! Component: 200 - total flux cleaned = 0.0238139 Jy ! Total flux subtracted in 200 components = 0.0238139 Jy ! Clean residual min=-0.002602 max=0.002338 Jy/beam ! Clean residual mean=-0.000046 rms=0.000629 Jy/beam ! Combined flux in latest and established models = 0.241823 Jy ! Adding 71 model components to the UV plane model. ! The established model now contains 89 components and 0.241823 Jy ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 20 mega-wavelengths. clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=8.132 mas, bmaj=23.98 mas, bpa=-5.825 degrees ! Estimated noise=0.755328 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0036411 Jy ! Component: 100 - total flux cleaned = 0.00600584 Jy ! Component: 150 - total flux cleaned = 0.00764163 Jy ! Component: 200 - total flux cleaned = 0.00881906 Jy ! Total flux subtracted in 200 components = 0.00881906 Jy ! Clean residual min=-0.002053 max=0.002220 Jy/beam ! Clean residual mean=-0.000046 rms=0.000614 Jy/beam ! Combined flux in latest and established models = 0.250642 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 = 0.000496778 Jy ! Component: 100 - total flux cleaned = 0.000865681 Jy ! Component: 150 - total flux cleaned = 0.00118466 Jy ! Component: 200 - total flux cleaned = 0.00133816 Jy ! Total flux subtracted in 200 components = 0.00133816 Jy ! Clean residual min=-0.001935 max=0.002027 Jy/beam ! Clean residual mean=-0.000039 rms=0.000580 Jy/beam ! Combined flux in latest and established models = 0.25198 Jy ! Adding 56 model components to the UV plane model. ! The established model now contains 137 components and 0.25198 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=3.311 mas, bmaj=9.546 mas, bpa=-5.704 degrees ! Estimated noise=0.630281 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000219003 Jy ! Component: 100 - total flux cleaned = -0.000183758 Jy ! Component: 150 - total flux cleaned = -0.000120754 Jy ! Component: 200 - total flux cleaned = -9.16206e-05 Jy ! Total flux subtracted in 200 components = -9.16206e-05 Jy ! Clean residual min=-0.002161 max=0.001882 Jy/beam ! Clean residual mean=-0.000021 rms=0.000487 Jy/beam ! Combined flux in latest and established models = 0.251888 Jy selfcal ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 157 components and 0.251888 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Not correcting unselected IF 4. ! ! Fit before self-cal, rms=0.161681Jy sigma=0.734795 ! Fit after self-cal, rms=0.161641Jy sigma=0.734622 wmodel J0256-3315_S_map.mod ! Writing 157 model components to file: J0256-3315_S_map.mod wobs J0256-3315_S_uvs.fits ! Writing UV FITS file: J0256-3315_S_uvs.fits wwins J0256-3315_S_map.win ! wwins: Wrote 4 windows to J0256-3315_S_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 = -0.00031121 Jy ! Component: 100 - total flux cleaned = -0.00021132 Jy ! Component: 150 - total flux cleaned = -0.000179364 Jy ! Component: 200 - total flux cleaned = -0.000210925 Jy ! Component: 250 - total flux cleaned = -0.000210583 Jy ! Component: 300 - total flux cleaned = -0.000181013 Jy ! Component: 350 - total flux cleaned = -0.000209334 Jy ! Component: 400 - total flux cleaned = -0.000182555 Jy ! Component: 450 - total flux cleaned = -0.000236663 Jy ! Component: 500 - total flux cleaned = -0.000210217 Jy ! Component: 550 - total flux cleaned = -0.00013321 Jy ! Component: 600 - total flux cleaned = -3.27688e-05 Jy ! Component: 650 - total flux cleaned = 1.63586e-05 Jy ! Component: 700 - total flux cleaned = 8.91121e-05 Jy ! Component: 750 - total flux cleaned = 0.000160702 Jy ! Component: 800 - total flux cleaned = 0.000231356 Jy ! Component: 850 - total flux cleaned = 0.000208313 Jy ! Component: 900 - total flux cleaned = 0.000255013 Jy ! Component: 950 - total flux cleaned = 0.000391334 Jy ! Component: 1000 - total flux cleaned = 0.000368677 Jy ! Component: 1050 - total flux cleaned = 0.00039129 Jy ! Component: 1100 - total flux cleaned = 0.00050098 Jy ! Component: 1150 - total flux cleaned = 0.000479375 Jy ! Component: 1200 - total flux cleaned = 0.000479474 Jy ! Component: 1250 - total flux cleaned = 0.000564736 Jy ! Component: 1300 - total flux cleaned = 0.000585738 Jy ! Component: 1350 - total flux cleaned = 0.000564942 Jy ! Component: 1400 - total flux cleaned = 0.000606306 Jy ! Component: 1450 - total flux cleaned = 0.000626715 Jy ! Component: 1500 - total flux cleaned = 0.000707515 Jy ! Component: 1550 - total flux cleaned = 0.000647168 Jy ! Component: 1600 - total flux cleaned = 0.000627281 Jy ! Component: 1650 - total flux cleaned = 0.00062742 Jy ! Component: 1700 - total flux cleaned = 0.000627392 Jy ! Component: 1750 - total flux cleaned = 0.000646623 Jy ! Component: 1800 - total flux cleaned = 0.000646496 Jy ! Component: 1850 - total flux cleaned = 0.000608061 Jy ! Component: 1900 - total flux cleaned = 0.000589258 Jy ! Component: 1950 - total flux cleaned = 0.000551595 Jy ! Component: 2000 - total flux cleaned = 0.000570326 Jy ! Component: 2050 - total flux cleaned = 0.000514643 Jy ! Component: 2100 - total flux cleaned = 0.000477827 Jy ! Component: 2150 - total flux cleaned = 0.000441309 Jy ! Component: 2200 - total flux cleaned = 0.000386835 Jy ! Component: 2250 - total flux cleaned = 0.000423187 Jy ! Component: 2300 - total flux cleaned = 0.000369535 Jy ! Component: 2350 - total flux cleaned = 0.000298408 Jy ! Component: 2400 - total flux cleaned = 0.000333886 Jy ! Component: 2450 - total flux cleaned = 0.000351236 Jy ! Component: 2500 - total flux cleaned = 0.000229351 Jy ! Component: 2550 - total flux cleaned = 0.000333186 Jy ! Component: 2600 - total flux cleaned = 0.000281403 Jy ! Component: 2650 - total flux cleaned = 0.00024741 Jy ! Component: 2700 - total flux cleaned = 0.000213457 Jy ! Component: 2750 - total flux cleaned = 0.000179762 Jy ! Component: 2800 - total flux cleaned = 0.000112971 Jy ! Component: 2850 - total flux cleaned = 0.000163055 Jy ! Component: 2900 - total flux cleaned = 0.000146687 Jy ! Component: 2950 - total flux cleaned = 9.72751e-05 Jy ! Component: 3000 - total flux cleaned = 4.82744e-05 Jy ! Component: 3050 - total flux cleaned = 3.19346e-05 Jy ! Component: 3100 - total flux cleaned = -4.46691e-07 Jy ! Component: 3150 - total flux cleaned = -6.48998e-05 Jy ! Component: 3200 - total flux cleaned = -0.000128874 Jy ! Component: 3250 - total flux cleaned = -0.000160788 Jy ! Component: 3300 - total flux cleaned = -0.000160928 Jy ! Component: 3350 - total flux cleaned = -0.000208144 Jy ! Component: 3400 - total flux cleaned = -0.000286322 Jy ! Component: 3450 - total flux cleaned = -0.000348482 Jy ! Component: 3500 - total flux cleaned = -0.000394907 Jy ! Component: 3550 - total flux cleaned = -0.000471835 Jy ! Component: 3600 - total flux cleaned = -0.000410589 Jy ! Component: 3650 - total flux cleaned = -0.000517242 Jy ! Component: 3700 - total flux cleaned = -0.000638542 Jy ! Component: 3750 - total flux cleaned = -0.00063858 Jy ! Component: 3800 - total flux cleaned = -0.000623535 Jy ! Component: 3850 - total flux cleaned = -0.000772877 Jy ! Component: 3900 - total flux cleaned = -0.000728304 Jy ! Component: 3950 - total flux cleaned = -0.000772721 Jy ! Component: 4000 - total flux cleaned = -0.000787341 Jy ! Component: 4050 - total flux cleaned = -0.000772822 Jy ! Total flux subtracted in 4096 components = -0.000758214 Jy ! Clean residual min=-0.000831 max=0.000823 Jy/beam ! Clean residual mean=-0.000015 rms=0.000285 Jy/beam ! Combined flux in latest and established models = 0.25113 Jy keep ! Adding 292 model components to the UV plane model. ! The established model now contains 449 components and 0.25113 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap J0256-3315_S_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.311 x 9.546 at -5.704 degrees (North through East) ! Clean map min=-0.0019307 max=0.20101 Jy/beam ! Writing clean map to FITS file: J0256-3315_S_map.fits wmodel J0256-3315_S_map.mod ! Writing 449 model components to file: J0256-3315_S_map.mod wobs J0256-3315_S_uvs.fits ! Writing UV FITS file: J0256-3315_S_uvs.fits wwins J0256-3315_S_map.win ! wwins: Wrote 5 windows to J0256-3315_S_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.201012 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000284365 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.4244 0.4244 0.848801 1.6976 3.3952 6.79041 13.5808 27.1616 54.3233 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0008 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.201 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 706.879 quit ! Quitting program ! Log file J0256-3315_S_dfm.log closed on Fri Feb 15 19:42:44 2019