! Started logfile: /image_prod/ug002_uvm//J1014+2301_S_a_dfm.log on Wed Mar 4 16:55:36 2020 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 /image_prod/ug002_uvm//J1014+2301_S_a_uvm.fits ! Reading UV FITS file: /image_prod/ug002_uvm//J1014+2301_S_a_uvm.fits ! AN table 1: 18 integrations on 45 of 45 possible baselines. ! AN table 2: 12 integrations on 36 of 36 possible baselines. ! AN table 3: 6 integrations on 6 of 6 possible baselines. ! Apparent sampling: 0.863067 visibilities/baseline/integration-bin. ! Found source: J1014+2301 ! ! There are 3 IFs, and a total of 3 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 ! ! Polarization(s): RR ! ! Read 44 lines of history. ! ! Reading 3309 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 3 channels. ! Selecting polarization: RR, channels: 1..3 ! Reading IF 1 channels: 1..1 ! Reading IF 2 channels: 2..2 ! Reading IF 3 channels: 3..3 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 J1014+2301_S_a] 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 15 telescope corrections were flagged in sub-array 1. ! A total of 6 telescope corrections were flagged in sub-array 2. ! A total of 1 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 2. ! A total of 15 telescope corrections were flagged in sub-array 1. ! A total of 6 telescope corrections were flagged in sub-array 2. ! A total of 1 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 3. ! A total of 15 telescope corrections were flagged in sub-array 1. ! A total of 6 telescope corrections were flagged in sub-array 2. ! A total of 1 telescope corrections were flagged in sub-array 3. ! ! Fit before self-cal, rms=1.038905Jy sigma=9.034313 ! Fit after self-cal, rms=0.718082Jy sigma=6.119887 ! 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=2.95 mas, bmaj=6.332 mas, bpa=-7.741 degrees ! Estimated noise=1.83809 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 = 0.215763 Jy ! Component: 100 - total flux cleaned = 0.283444 Jy ! Total flux subtracted in 100 components = 0.283444 Jy ! Clean residual min=-0.014274 max=0.029795 Jy/beam ! Clean residual mean=-0.000049 rms=0.004086 Jy/beam ! Combined flux in latest and established models = 0.283444 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 9 components and 0.283444 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.113957Jy sigma=0.915316 ! Fit after self-cal, rms=0.113828Jy sigma=0.914031 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0327683 Jy ! Component: 100 - total flux cleaned = 0.0495355 Jy ! Total flux subtracted in 100 components = 0.0495355 Jy ! Clean residual min=-0.014296 max=0.022907 Jy/beam ! Clean residual mean=-0.000020 rms=0.003458 Jy/beam ! Combined flux in latest and established models = 0.33298 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 19 components and 0.33298 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.102794Jy sigma=0.808181 ! Fit after self-cal, rms=0.102757Jy sigma=0.807676 ! Inverting map ! Added new window around map position (7, -4). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0201014 Jy ! Component: 100 - total flux cleaned = 0.0309836 Jy ! Total flux subtracted in 100 components = 0.0309836 Jy ! Clean residual min=-0.014044 max=0.015156 Jy/beam ! Clean residual mean=-0.000009 rms=0.003188 Jy/beam ! Combined flux in latest and established models = 0.363963 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 40 components and 0.363963 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.098529Jy sigma=0.778805 ! Fit after self-cal, rms=0.098075Jy sigma=0.774874 ! 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=3.572 mas, bmaj=7.213 mas, bpa=-7.932 degrees ! Estimated noise=1.48899 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 = 0.00451718 Jy ! Component: 100 - total flux cleaned = 0.00615128 Jy ! Component: 150 - total flux cleaned = 0.00746656 Jy ! Component: 200 - total flux cleaned = 0.00858909 Jy ! Total flux subtracted in 200 components = 0.00858909 Jy ! Clean residual min=-0.014931 max=0.013784 Jy/beam ! Clean residual mean=-0.000023 rms=0.003305 Jy/beam ! Combined flux in latest and established models = 0.372552 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 54 components and 0.372552 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.096191Jy sigma=0.760873 ! Fit after self-cal, rms=0.096109Jy sigma=0.760240 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.572 x 7.213 at -7.932 degrees (North through East) ! Clean map min=-0.014834 max=0.28679 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.14 FD 1.04 HN 1.04 KP 1.04 ! LA 1.02 MK 1.07 NL 1.03 OV 0.67 ! PT 1.05 SC 1.03 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.28 FD 1.00 HN 0.91 KP 1.00 ! LA 1.00 MK 0.98 OV 0.83 PT 1.02 ! SC 0.90 ! ! A total of 3 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.95 LA 1.00 NL 2.12 OV 1.12 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.14 FD 1.04 HN 1.05 KP 1.03 ! LA 1.02 MK 0.97 NL 0.84 OV 0.93 ! PT 1.01 SC 1.00 ! ! Telescope amplitude corrections in sub-array 2: ! BR 2.32 FD 0.99 HN 0.91 KP 1.03 ! LA 1.03 MK 0.98 OV 0.88 PT 1.01 ! SC 0.67 ! ! A total of 3 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.91 LA 1.11 NL 2.20 OV 0.94 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.15 FD 1.03 HN 1.06 KP 1.05 ! LA 1.03 MK 1.04 NL 1.01 OV 0.63 ! PT 1.04 SC 0.97 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.48 FD 1.02 HN 0.93 KP 1.00 ! LA 1.00 MK 0.95 OV 0.91 PT 0.98 ! SC 0.88 ! ! A total of 3 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.78 LA 1.17 NL 2.34 OV 1.00 ! ! ! Fit before self-cal, rms=0.096109Jy sigma=0.760240 ! Fit after self-cal, rms=0.076961Jy sigma=0.518925 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=3.52 mas, bmaj=7.269 mas, bpa=-7.409 degrees ! Estimated noise=1.47451 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 (57.5, -17.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00802262 Jy ! Component: 100 - total flux cleaned = 0.0125571 Jy ! Component: 150 - total flux cleaned = 0.0139641 Jy ! Component: 200 - total flux cleaned = 0.0148765 Jy ! Total flux subtracted in 200 components = 0.0148765 Jy ! Clean residual min=-0.005020 max=0.005000 Jy/beam ! Clean residual mean=-0.000032 rms=0.001273 Jy/beam ! Combined flux in latest and established models = 0.387429 Jy ! Performing phase self-cal ! Adding 38 model components to the UV plane model. ! The established model now contains 91 components and 0.387429 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.075876Jy sigma=0.505890 ! Fit after self-cal, rms=0.075951Jy sigma=0.503797 ! 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. ! ! Fit before self-cal, rms=0.075951Jy sigma=0.503797 ! Fit after self-cal, rms=0.074138Jy sigma=0.477796 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.519 mas, bmaj=7.224 mas, bpa=-7.417 degrees ! Estimated noise=1.47653 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00373689 Jy ! Component: 100 - total flux cleaned = 0.00443467 Jy ! Component: 150 - total flux cleaned = 0.00504486 Jy ! Component: 200 - total flux cleaned = 0.00549595 Jy ! Total flux subtracted in 200 components = 0.00549595 Jy ! Clean residual min=-0.003654 max=0.004159 Jy/beam ! Clean residual mean=-0.000011 rms=0.000900 Jy/beam ! Combined flux in latest and established models = 0.392925 Jy selfcal ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 105 components and 0.392925 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.073792Jy sigma=0.474341 ! Fit after self-cal, rms=0.073769Jy sigma=0.474042 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 (74, -30). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00366513 Jy ! Component: 100 - total flux cleaned = 0.00511749 Jy ! Component: 150 - total flux cleaned = 0.00570692 Jy ! Component: 200 - total flux cleaned = 0.00632207 Jy ! Total flux subtracted in 200 components = 0.00632207 Jy ! Clean residual min=-0.003439 max=0.003827 Jy/beam ! Clean residual mean=-0.000009 rms=0.000815 Jy/beam ! Combined flux in latest and established models = 0.399247 Jy ! Performing phase self-cal ! Adding 32 model components to the UV plane model. ! The established model now contains 122 components and 0.399247 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.073507Jy sigma=0.470817 ! Fit after self-cal, rms=0.073493Jy sigma=0.470645 ! Inverting map ! Added new window around map position (-20, -65.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00292695 Jy ! Component: 100 - total flux cleaned = 0.0040457 Jy ! Component: 150 - total flux cleaned = 0.00477143 Jy ! Component: 200 - total flux cleaned = 0.00531295 Jy ! Total flux subtracted in 200 components = 0.00531295 Jy ! Clean residual min=-0.003340 max=0.003476 Jy/beam ! Clean residual mean=-0.000011 rms=0.000768 Jy/beam ! Combined flux in latest and established models = 0.40456 Jy ! Performing phase self-cal ! Adding 34 model components to the UV plane model. ! The established model now contains 140 components and 0.40456 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.073265Jy sigma=0.468466 ! Fit after self-cal, rms=0.073260Jy sigma=0.468370 ! Inverting map ! Added new window around map position (-40, 0.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00290998 Jy ! Component: 100 - total flux cleaned = 0.00363433 Jy ! Component: 150 - total flux cleaned = 0.00444914 Jy ! Component: 200 - total flux cleaned = 0.00513569 Jy ! Total flux subtracted in 200 components = 0.00513569 Jy ! Clean residual min=-0.003170 max=0.003319 Jy/beam ! Clean residual mean=-0.000009 rms=0.000722 Jy/beam ! Combined flux in latest and established models = 0.409696 Jy ! Performing phase self-cal ! Adding 35 model components to the UV plane model. ! The established model now contains 160 components and 0.409696 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.073047Jy sigma=0.466158 ! Fit after self-cal, rms=0.073049Jy sigma=0.465995 ! Inverting map ! Added new window around map position (-50.5, 33.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00155943 Jy ! Component: 100 - total flux cleaned = 0.00162374 Jy ! Component: 150 - total flux cleaned = 0.00187842 Jy ! Component: 200 - total flux cleaned = 0.00229348 Jy ! Total flux subtracted in 200 components = 0.00229348 Jy ! Clean residual min=-0.002813 max=0.002922 Jy/beam ! Clean residual mean=-0.000008 rms=0.000691 Jy/beam ! Combined flux in latest and established models = 0.411989 Jy ! Performing phase self-cal ! Adding 33 model components to the UV plane model. ! The established model now contains 178 components and 0.411989 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.072858Jy sigma=0.464404 ! Fit after self-cal, rms=0.072862Jy sigma=0.464347 ! 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. ! ! Fit before self-cal, rms=0.072862Jy sigma=0.464347 ! Fit after self-cal, rms=0.073028Jy sigma=0.463714 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.509 mas, bmaj=7.218 mas, bpa=-7.386 degrees ! Estimated noise=1.47666 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00130938 Jy ! Component: 100 - total flux cleaned = 0.00219173 Jy ! Component: 150 - total flux cleaned = 0.00282234 Jy ! Component: 200 - total flux cleaned = 0.00335759 Jy ! Total flux subtracted in 200 components = 0.00335759 Jy ! Clean residual min=-0.002671 max=0.002733 Jy/beam ! Clean residual mean=-0.000012 rms=0.000661 Jy/beam ! Combined flux in latest and established models = 0.415347 Jy selfcal ! Performing phase self-cal ! Adding 38 model components to the UV plane model. ! The established model now contains 193 components and 0.415347 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.072912Jy sigma=0.462783 ! Fit after self-cal, rms=0.072911Jy sigma=0.462740 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 = 0.000454471 Jy ! Component: 100 - total flux cleaned = 0.000709572 Jy ! Component: 150 - total flux cleaned = 0.00100118 Jy ! Component: 200 - total flux cleaned = 0.00118725 Jy ! Total flux subtracted in 200 components = 0.00118725 Jy ! Clean residual min=-0.002569 max=0.002662 Jy/beam ! Clean residual mean=-0.000011 rms=0.000648 Jy/beam ! Combined flux in latest and established models = 0.416534 Jy ! Performing phase self-cal ! Adding 46 model components to the UV plane model. ! The established model now contains 207 components and 0.416534 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.072840Jy sigma=0.462130 ! Fit after self-cal, rms=0.072838Jy sigma=0.462107 ! 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. ! ! Fit before self-cal, rms=0.072838Jy sigma=0.462107 ! Fit after self-cal, rms=0.072913Jy sigma=0.462009 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=7.867 mas, bmaj=10.93 mas, bpa=-4.722 degrees ! Estimated noise=1.7793 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00172392 Jy ! Component: 100 - total flux cleaned = 0.00236177 Jy ! Component: 150 - total flux cleaned = 0.00284516 Jy ! Component: 200 - total flux cleaned = 0.00302146 Jy ! Total flux subtracted in 200 components = 0.00302146 Jy ! Clean residual min=-0.002988 max=0.002847 Jy/beam ! Clean residual mean=-0.000024 rms=0.000805 Jy/beam ! Combined flux in latest and established models = 0.419555 Jy selfcal ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 231 components and 0.419555 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.072884Jy sigma=0.461748 ! Fit after self-cal, rms=0.072881Jy sigma=0.461699 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 = 0.00049986 Jy ! Component: 100 - total flux cleaned = 0.000501634 Jy ! Component: 150 - total flux cleaned = 0.000531838 Jy ! Component: 200 - total flux cleaned = 0.000562146 Jy ! Total flux subtracted in 200 components = 0.000562146 Jy ! Clean residual min=-0.002916 max=0.002852 Jy/beam ! Clean residual mean=-0.000023 rms=0.000788 Jy/beam ! Combined flux in latest and established models = 0.420118 Jy ! Performing phase self-cal ! Adding 40 model components to the UV plane model. ! The established model now contains 244 components and 0.420118 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.072867Jy sigma=0.461573 ! Fit after self-cal, rms=0.072867Jy sigma=0.461560 ! 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=3.504 mas, bmaj=7.214 mas, bpa=-7.373 degrees ! Estimated noise=1.47753 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.504 x 7.214 at -7.373 degrees (North through East) ! Clean map min=-0.0023886 max=0.28378 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=2.899 mas, bmaj=6.305 mas, bpa=-7.24 degrees ! Estimated noise=1.80765 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.212534 Jy ! Component: 100 - total flux cleaned = 0.283334 Jy ! Component: 150 - total flux cleaned = 0.318892 Jy ! Component: 200 - total flux cleaned = 0.340603 Jy ! Total flux subtracted in 200 components = 0.340603 Jy ! Clean residual min=-0.005738 max=0.011500 Jy/beam ! Clean residual mean=-0.000036 rms=0.001509 Jy/beam ! Combined flux in latest and established models = 0.340603 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 14 model components to the UV plane model. ! The established model now contains 14 components and 0.340603 Jy ! Inverting map and beam ! Estimated beam: bmin=3.504 mas, bmaj=7.214 mas, bpa=-7.373 degrees ! Estimated noise=1.47753 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 = 0.0181686 Jy ! Component: 100 - total flux cleaned = 0.0295564 Jy ! Component: 150 - total flux cleaned = 0.0374168 Jy ! Component: 200 - total flux cleaned = 0.0434777 Jy ! Total flux subtracted in 200 components = 0.0434777 Jy ! Clean residual min=-0.003980 max=0.004001 Jy/beam ! Clean residual mean=-0.000028 rms=0.000982 Jy/beam ! Combined flux in latest and established models = 0.384081 Jy ! Adding 47 model components to the UV plane model. ! The established model now contains 53 components and 0.384081 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=7.867 mas, bmaj=10.93 mas, bpa=-4.722 degrees ! Estimated noise=1.7793 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00748564 Jy ! Component: 100 - total flux cleaned = 0.012689 Jy ! Component: 150 - total flux cleaned = 0.016911 Jy ! Component: 200 - total flux cleaned = 0.0203969 Jy ! Total flux subtracted in 200 components = 0.0203969 Jy ! Clean residual min=-0.003950 max=0.003604 Jy/beam ! Clean residual mean=-0.000036 rms=0.001025 Jy/beam ! Combined flux in latest and established models = 0.404478 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 = 0.00258968 Jy ! Component: 100 - total flux cleaned = 0.00455394 Jy ! Component: 150 - total flux cleaned = 0.00612284 Jy ! Component: 200 - total flux cleaned = 0.00753662 Jy ! Total flux subtracted in 200 components = 0.00753662 Jy ! Clean residual min=-0.003481 max=0.003354 Jy/beam ! Clean residual mean=-0.000029 rms=0.000900 Jy/beam ! Combined flux in latest and established models = 0.412014 Jy ! Adding 112 model components to the UV plane model. ! The established model now contains 157 components and 0.412014 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=3.504 mas, bmaj=7.214 mas, bpa=-7.373 degrees ! Estimated noise=1.47753 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00208784 Jy ! Component: 100 - total flux cleaned = 0.00292971 Jy ! Component: 150 - total flux cleaned = 0.00343035 Jy ! Component: 200 - total flux cleaned = 0.00412113 Jy ! Total flux subtracted in 200 components = 0.00412113 Jy ! Clean residual min=-0.003168 max=0.002712 Jy/beam ! Clean residual mean=-0.000013 rms=0.000678 Jy/beam ! Combined flux in latest and established models = 0.416136 Jy selfcal ! Performing phase self-cal ! Adding 38 model components to the UV plane model. ! The established model now contains 193 components and 0.416136 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.073123Jy sigma=0.464147 ! Fit after self-cal, rms=0.073069Jy sigma=0.463728 wmodel J1014+2301_S_a_map.mod ! Writing 193 model components to file: J1014+2301_S_a_map.mod wobs J1014+2301_S_a_uvs.fits ! Writing UV FITS file: J1014+2301_S_a_uvs.fits wwins J1014+2301_S_a_map.win ! wwins: Wrote 7 windows to J1014+2301_S_a_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 = -0.000556105 Jy ! Component: 100 - total flux cleaned = -0.000505744 Jy ! Component: 150 - total flux cleaned = -0.000367674 Jy ! Component: 200 - total flux cleaned = -0.000279855 Jy ! Component: 250 - total flux cleaned = -0.000194728 Jy ! Component: 300 - total flux cleaned = -0.000110847 Jy ! Component: 350 - total flux cleaned = 9.19355e-05 Jy ! Component: 400 - total flux cleaned = 5.27306e-05 Jy ! Component: 450 - total flux cleaned = 0.000129814 Jy ! Component: 500 - total flux cleaned = 0.00012944 Jy ! Component: 550 - total flux cleaned = 0.000166705 Jy ! Component: 600 - total flux cleaned = 0.000202991 Jy ! Component: 650 - total flux cleaned = 9.47746e-05 Jy ! Component: 700 - total flux cleaned = 0.000129778 Jy ! Component: 750 - total flux cleaned = 6.04851e-05 Jy ! Component: 800 - total flux cleaned = 0.000129423 Jy ! Component: 850 - total flux cleaned = 0.00019752 Jy ! Component: 900 - total flux cleaned = 0.000331209 Jy ! Component: 950 - total flux cleaned = 0.000430017 Jy ! Component: 1000 - total flux cleaned = 0.000560319 Jy ! Component: 1050 - total flux cleaned = 0.00052739 Jy ! Component: 1100 - total flux cleaned = 0.000590328 Jy ! Component: 1150 - total flux cleaned = 0.000308223 Jy ! Component: 1200 - total flux cleaned = 0.00052626 Jy ! Component: 1250 - total flux cleaned = 0.00046487 Jy ! Component: 1300 - total flux cleaned = 0.000495276 Jy ! Component: 1350 - total flux cleaned = 0.000405328 Jy ! Component: 1400 - total flux cleaned = 0.000435035 Jy ! Component: 1450 - total flux cleaned = 0.000317059 Jy ! Component: 1500 - total flux cleaned = 0.000317499 Jy ! Component: 1550 - total flux cleaned = 0.000288705 Jy ! Component: 1600 - total flux cleaned = 0.000374555 Jy ! Component: 1650 - total flux cleaned = 0.000345928 Jy ! Component: 1700 - total flux cleaned = 0.000233636 Jy ! Component: 1750 - total flux cleaned = 0.00017819 Jy ! Component: 1800 - total flux cleaned = 0.000123011 Jy ! Component: 1850 - total flux cleaned = 6.8966e-05 Jy ! Component: 1900 - total flux cleaned = 0.000204361 Jy ! Component: 1950 - total flux cleaned = 0.000123454 Jy ! Component: 2000 - total flux cleaned = 7.00938e-05 Jy ! Component: 2050 - total flux cleaned = 4.37135e-05 Jy ! Component: 2100 - total flux cleaned = 0.000148651 Jy ! Component: 2150 - total flux cleaned = 9.61943e-05 Jy ! Component: 2200 - total flux cleaned = 4.46876e-05 Jy ! Component: 2250 - total flux cleaned = 0.000121632 Jy ! Component: 2300 - total flux cleaned = 0.000146779 Jy ! Component: 2350 - total flux cleaned = -4.85182e-06 Jy ! Component: 2400 - total flux cleaned = 0.000145622 Jy ! Component: 2450 - total flux cleaned = 0.000120939 Jy ! Component: 2500 - total flux cleaned = 0.000120812 Jy ! Component: 2550 - total flux cleaned = 0.000120963 Jy ! Component: 2600 - total flux cleaned = 7.20427e-05 Jy ! Component: 2650 - total flux cleaned = 2.38652e-05 Jy ! Component: 2700 - total flux cleaned = -2.38818e-05 Jy ! Component: 2750 - total flux cleaned = -9.51337e-05 Jy ! Component: 2800 - total flux cleaned = -0.000118627 Jy ! Component: 2850 - total flux cleaned = -4.78429e-05 Jy ! Component: 2900 - total flux cleaned = -0.000165021 Jy ! Component: 2950 - total flux cleaned = -0.000211699 Jy ! Component: 3000 - total flux cleaned = -0.000234713 Jy ! Component: 3050 - total flux cleaned = -0.00034969 Jy ! Component: 3100 - total flux cleaned = -0.000281382 Jy ! Component: 3150 - total flux cleaned = -0.000440203 Jy ! Component: 3200 - total flux cleaned = -0.000440146 Jy ! Component: 3250 - total flux cleaned = -0.000462684 Jy ! Component: 3300 - total flux cleaned = -0.000552046 Jy ! Component: 3350 - total flux cleaned = -0.000574327 Jy ! Component: 3400 - total flux cleaned = -0.000684707 Jy ! Component: 3450 - total flux cleaned = -0.000640998 Jy ! Component: 3500 - total flux cleaned = -0.000771687 Jy ! Component: 3550 - total flux cleaned = -0.000836559 Jy ! Component: 3600 - total flux cleaned = -0.000901456 Jy ! Component: 3650 - total flux cleaned = -0.0009231 Jy ! Component: 3700 - total flux cleaned = -0.00102983 Jy ! Component: 3750 - total flux cleaned = -0.00105092 Jy ! Component: 3800 - total flux cleaned = -0.00109324 Jy ! Component: 3850 - total flux cleaned = -0.00124019 Jy ! Component: 3900 - total flux cleaned = -0.00132388 Jy ! Component: 3950 - total flux cleaned = -0.00134471 Jy ! Component: 4000 - total flux cleaned = -0.00138612 Jy ! Component: 4050 - total flux cleaned = -0.00146843 Jy ! Total flux subtracted in 4096 components = -0.00152983 Jy ! Clean residual min=-0.001216 max=0.001335 Jy/beam ! Clean residual mean=-0.000005 rms=0.000376 Jy/beam ! Combined flux in latest and established models = 0.414606 Jy keep ! Adding 279 model components to the UV plane model. ! The established model now contains 472 components and 0.414606 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /image_prod/ug002_uvm//J1014+2301_S_a_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.504 x 7.214 at -7.373 degrees (North through East) ! Clean map min=-0.0024678 max=0.28417 Jy/beam ! Writing clean map to FITS file: /image_prod/ug002_uvm//J1014+2301_S_a_map.fits wmodel /image_prod/ug002_uvm//J1014+2301_S_a_map.mod ! Writing 472 model components to file: /image_prod/ug002_uvm//J1014+2301_S_a_map.mod wobs /image_prod/ug002_uvm//J1014+2301_S_a_uvs.fits ! Writing UV FITS file: /image_prod/ug002_uvm//J1014+2301_S_a_uvs.fits wwins /image_prod/ug002_uvm//J1014+2301_S_a_map.win ! wwins: Wrote 8 windows to /image_prod/ug002_uvm//J1014+2301_S_a_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.284167 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000376035 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.396987 0.396987 0.793974 1.58795 3.17589 6.35179 12.7036 25.4072 50.8143 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0011 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.284 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 755.692 quit ! Quitting program ! Log file /image_prod/ug002_uvm//J1014+2301_S_a_dfm.log closed on Wed Mar 4 16:55:40 2020