! Started logfile: /image_prod/ug002_uvm//J1753+2848_S_a_dfm.log on Wed Mar 4 17:33:28 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//J1753+2848_S_a_uvm.fits ! Reading UV FITS file: /image_prod/ug002_uvm//J1753+2848_S_a_uvm.fits ! AN table 1: 24 integrations on 45 of 45 possible baselines. ! AN table 2: 30 integrations on 36 of 36 possible baselines. ! AN table 3: 36 integrations on 28 of 28 possible baselines. ! Apparent sampling: 0.79798 visibilities/baseline/integration-bin. ! Found source: J1753+2848 ! ! 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 7584 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 J1753+2848_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 40 telescope corrections were flagged in sub-array 1. ! A total of 23 telescope corrections were flagged in sub-array 2. ! A total of 38 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 2. ! A total of 40 telescope corrections were flagged in sub-array 1. ! A total of 23 telescope corrections were flagged in sub-array 2. ! A total of 38 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 3. ! A total of 40 telescope corrections were flagged in sub-array 1. ! A total of 23 telescope corrections were flagged in sub-array 2. ! A total of 38 telescope corrections were flagged in sub-array 3. ! ! Fit before self-cal, rms=1.315779Jy sigma=8.928512 ! Fit after self-cal, rms=0.221521Jy sigma=1.578182 ! 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=2.661 mas, bmaj=5.559 mas, bpa=-6.952 degrees ! Estimated noise=1.64031 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 = 0.642618 Jy ! Component: 100 - total flux cleaned = 0.790176 Jy ! Total flux subtracted in 100 components = 0.790176 Jy ! Clean residual min=-0.020560 max=0.054740 Jy/beam ! Clean residual mean=0.000020 rms=0.005378 Jy/beam ! Combined flux in latest and established models = 0.790176 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 7 components and 0.790176 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.183527Jy sigma=1.257462 ! Fit after self-cal, rms=0.183518Jy sigma=1.257442 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0558578 Jy ! Component: 100 - total flux cleaned = 0.0824166 Jy ! Total flux subtracted in 100 components = 0.0824166 Jy ! Clean residual min=-0.020921 max=0.021560 Jy/beam ! Clean residual mean=-0.000000 rms=0.004733 Jy/beam ! Combined flux in latest and established models = 0.872593 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 16 components and 0.872593 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.160344Jy sigma=1.123276 ! Fit after self-cal, rms=0.160331Jy sigma=1.123242 ! 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=3.234 mas, bmaj=6.549 mas, bpa=-6.345 degrees ! Estimated noise=1.2904 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 = 0.0211782 Jy ! Component: 100 - total flux cleaned = 0.0321118 Jy ! Component: 150 - total flux cleaned = 0.0386353 Jy ! Component: 200 - total flux cleaned = 0.0413007 Jy ! Total flux subtracted in 200 components = 0.0413007 Jy ! Clean residual min=-0.022487 max=0.016859 Jy/beam ! Clean residual mean=-0.000020 rms=0.004550 Jy/beam ! Combined flux in latest and established models = 0.913894 Jy ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 42 components and 0.913894 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.157212Jy sigma=1.104784 ! Fit after self-cal, rms=0.157206Jy sigma=1.104745 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.234 x 6.549 at -6.345 degrees (North through East) ! Clean map min=-0.021894 max=0.84426 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 1.01 HN 1.00 KP 1.03 ! LA 1.04 MK 1.02 NL 0.98 OV 0.73 ! PT 1.18 SC 1.00 ! ! A total of 3 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.98 FD 0.96 HN 0.95 KP 1.04 ! LA 1.04 MK 1.00 OV 0.88 PT 1.07 ! SC 0.97 ! ! Telescope amplitude corrections in sub-array 3: ! BR 1.01 FD 0.99 HN 1.00 KP 0.99 ! MK 1.03 NL 1.03 OV 0.89 SC 1.03 ! ! ! Correcting IF 2. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.27 FD 1.01 HN 1.00 KP 1.03 ! LA 1.03 MK 1.01 NL 0.95 OV 0.91 ! PT 1.02 SC 0.91 ! ! A total of 3 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00 FD 1.01 HN 0.96 KP 1.03 ! LA 1.07 MK 1.02 OV 0.91 PT 1.05 ! SC 0.99 ! ! Telescope amplitude corrections in sub-array 3: ! BR 1.20 FD 1.01 HN 1.00 KP 1.01 ! MK 1.08 NL 1.26 OV 0.90 SC 1.05 ! ! ! Correcting IF 3. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.13 FD 1.02 HN 1.04 KP 1.04 ! LA 1.08 MK 1.00 NL 1.01 OV 0.71 ! PT 1.02 SC 0.98 ! ! A total of 3 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.02 FD 1.00 HN 0.99 KP 1.04 ! LA 1.02 MK 1.00 OV 0.90 PT 1.07 ! SC 0.99 ! ! Telescope amplitude corrections in sub-array 3: ! BR 1.10 FD 1.01 HN 0.99 KP 1.01 ! MK 1.07 NL 1.06 OV 0.90 SC 0.97 ! ! ! Fit before self-cal, rms=0.157206Jy sigma=1.104745 ! Fit after self-cal, rms=0.146922Jy sigma=0.855594 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=3.244 mas, bmaj=6.573 mas, bpa=-6.193 degrees ! Estimated noise=1.2981 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 = 0.00389508 Jy ! Component: 100 - total flux cleaned = 0.00363051 Jy ! Component: 150 - total flux cleaned = 0.00329675 Jy ! Component: 200 - total flux cleaned = 0.00300241 Jy ! Total flux subtracted in 200 components = 0.00300241 Jy ! Clean residual min=-0.013659 max=0.012001 Jy/beam ! Clean residual mean=-0.000007 rms=0.003051 Jy/beam ! Combined flux in latest and established models = 0.916896 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 46 components and 0.916896 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.146374Jy sigma=0.855021 ! Fit after self-cal, rms=0.146407Jy sigma=0.854916 ! 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=0.146407Jy sigma=0.854916 ! Fit after self-cal, rms=0.096363Jy sigma=0.451852 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.243 mas, bmaj=6.578 mas, bpa=-6.253 degrees ! Estimated noise=1.30216 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00324366 Jy ! Component: 100 - total flux cleaned = 0.0032467 Jy ! Component: 150 - total flux cleaned = 0.00324844 Jy ! Component: 200 - total flux cleaned = 0.00317101 Jy ! Total flux subtracted in 200 components = 0.00317101 Jy ! Clean residual min=-0.005650 max=0.005969 Jy/beam ! Clean residual mean=-0.000003 rms=0.001369 Jy/beam ! Combined flux in latest and established models = 0.920067 Jy selfcal ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 47 components and 0.920067 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.095934Jy sigma=0.449912 ! Fit after self-cal, rms=0.095946Jy sigma=0.449751 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 (18, 12.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0062735 Jy ! Component: 100 - total flux cleaned = 0.00903296 Jy ! Component: 150 - total flux cleaned = 0.00987711 Jy ! Component: 200 - total flux cleaned = 0.0105104 Jy ! Total flux subtracted in 200 components = 0.0105104 Jy ! Clean residual min=-0.005366 max=0.006020 Jy/beam ! Clean residual mean=-0.000002 rms=0.001316 Jy/beam ! Combined flux in latest and established models = 0.930577 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 66 components and 0.930577 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.095325Jy sigma=0.446473 ! Fit after self-cal, rms=0.095296Jy sigma=0.446331 ! Inverting map ! Added new window around map position (-66, 40.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00129304 Jy ! Component: 100 - total flux cleaned = 0.000608714 Jy ! Component: 150 - total flux cleaned = 0.000940345 Jy ! Component: 200 - total flux cleaned = 0.00132518 Jy ! Total flux subtracted in 200 components = 0.00132518 Jy ! Clean residual min=-0.005264 max=0.005420 Jy/beam ! Clean residual mean=-0.000002 rms=0.001291 Jy/beam ! Combined flux in latest and established models = 0.931902 Jy ! Performing phase self-cal ! Adding 32 model components to the UV plane model. ! The established model now contains 95 components and 0.931902 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.094671Jy sigma=0.443919 ! Fit after self-cal, rms=0.094647Jy sigma=0.443752 ! 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=0.094647Jy sigma=0.443752 ! Fit after self-cal, rms=0.064644Jy sigma=0.371689 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.238 mas, bmaj=6.58 mas, bpa=-6.294 degrees ! Estimated noise=1.30099 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000861508 Jy ! Component: 100 - total flux cleaned = 0.000609157 Jy ! Component: 150 - total flux cleaned = 0.000397396 Jy ! Component: 200 - total flux cleaned = 0.000202001 Jy ! Total flux subtracted in 200 components = 0.000202001 Jy ! Clean residual min=-0.003138 max=0.004554 Jy/beam ! Clean residual mean=-0.000004 rms=0.000667 Jy/beam ! Combined flux in latest and established models = 0.932104 Jy selfcal ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 110 components and 0.932104 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.064453Jy sigma=0.370389 ! Fit after self-cal, rms=0.064453Jy sigma=0.370327 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 (4.5, -2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0044234 Jy ! Component: 100 - total flux cleaned = 0.0052938 Jy ! Component: 150 - total flux cleaned = 0.00537626 Jy ! Component: 200 - total flux cleaned = 0.00529613 Jy ! Total flux subtracted in 200 components = 0.00529613 Jy ! Clean residual min=-0.002769 max=0.002345 Jy/beam ! Clean residual mean=-0.000005 rms=0.000607 Jy/beam ! Combined flux in latest and established models = 0.9374 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 130 components and 0.9374 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.064094Jy sigma=0.367360 ! Fit after self-cal, rms=0.064044Jy sigma=0.367065 ! 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=0.064044Jy sigma=0.367065 ! Fit after self-cal, rms=0.063980Jy sigma=0.366541 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=7.148 mas, bmaj=9.569 mas, bpa=-3.948 degrees ! Estimated noise=1.67428 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00212451 Jy ! Component: 100 - total flux cleaned = 0.00275489 Jy ! Component: 150 - total flux cleaned = 0.00270365 Jy ! Component: 200 - total flux cleaned = 0.00260962 Jy ! Total flux subtracted in 200 components = 0.00260962 Jy ! Clean residual min=-0.002583 max=0.002447 Jy/beam ! Clean residual mean=-0.000010 rms=0.000671 Jy/beam ! Combined flux in latest and established models = 0.94001 Jy selfcal ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 150 components and 0.94001 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.063862Jy sigma=0.365556 ! Fit after self-cal, rms=0.063838Jy sigma=0.365429 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 = 0.000325477 Jy ! Component: 100 - total flux cleaned = 0.000277336 Jy ! Component: 150 - total flux cleaned = 0.000277392 Jy ! Component: 200 - total flux cleaned = 0.000277829 Jy ! Total flux subtracted in 200 components = 0.000277829 Jy ! Clean residual min=-0.002524 max=0.002487 Jy/beam ! Clean residual mean=-0.000010 rms=0.000668 Jy/beam ! Combined flux in latest and established models = 0.940288 Jy ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 162 components and 0.940288 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.063804Jy sigma=0.365213 ! Fit after self-cal, rms=0.063795Jy sigma=0.365178 ! 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=3.233 mas, bmaj=6.58 mas, bpa=-6.3 degrees ! Estimated noise=1.30167 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.233 x 6.58 at -6.3 degrees (North through East) ! Clean map min=-0.0023921 max=0.85072 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 ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.063795Jy sigma=0.365178 ! Fit after self-cal, rms=0.059319Jy sigma=0.332759 ! Inverting map and beam ! Estimated beam: bmin=3.231 mas, bmaj=6.579 mas, bpa=-6.332 degrees ! Estimated noise=1.30158 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00185846 Jy ! Component: 100 - total flux cleaned = 0.00199996 Jy ! Component: 150 - total flux cleaned = 0.00194187 Jy ! Component: 200 - total flux cleaned = 0.00188765 Jy ! Total flux subtracted in 200 components = 0.00188765 Jy ! Clean residual min=-0.002358 max=0.002019 Jy/beam ! Clean residual mean=-0.000005 rms=0.000535 Jy/beam ! Combined flux in latest and established models = 0.942176 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 172 components and 0.942176 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.059178Jy sigma=0.331729 ! Fit after self-cal, rms=0.059173Jy sigma=0.331693 ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000233864 Jy ! Component: 100 - total flux cleaned = 0.000185555 Jy ! Component: 150 - total flux cleaned = 0.00018652 Jy ! Component: 200 - total flux cleaned = 0.000231114 Jy ! Total flux subtracted in 200 components = 0.000231114 Jy ! Clean residual min=-0.002308 max=0.001955 Jy/beam ! Clean residual mean=-0.000005 rms=0.000529 Jy/beam ! Combined flux in latest and established models = 0.942407 Jy ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 182 components and 0.942407 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.059105Jy sigma=0.331187 ! Fit after self-cal, rms=0.059104Jy sigma=0.331178 ! Inverting map ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.059104Jy sigma=0.331178 ! Fit after self-cal, rms=0.059095Jy sigma=0.331012 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=2.65 mas, bmaj=5.581 mas, bpa=-6.862 degrees ! Estimated noise=1.66046 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.649707 Jy ! Component: 100 - total flux cleaned = 0.799796 Jy ! Component: 150 - total flux cleaned = 0.858035 Jy ! Component: 200 - total flux cleaned = 0.886185 Jy ! Total flux subtracted in 200 components = 0.886185 Jy ! Clean residual min=-0.005163 max=0.013027 Jy/beam ! Clean residual mean=0.000007 rms=0.001166 Jy/beam ! Combined flux in latest and established models = 0.886185 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 11 model components to the UV plane model. ! The established model now contains 11 components and 0.886185 Jy ! Inverting map and beam ! Estimated beam: bmin=3.229 mas, bmaj=6.58 mas, bpa=-6.326 degrees ! Estimated noise=1.30222 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 = 0.0185948 Jy ! Component: 100 - total flux cleaned = 0.0292454 Jy ! Component: 150 - total flux cleaned = 0.0362125 Jy ! Component: 200 - total flux cleaned = 0.0413413 Jy ! Total flux subtracted in 200 components = 0.0413413 Jy ! Clean residual min=-0.002874 max=0.004348 Jy/beam ! Clean residual mean=-0.000003 rms=0.000655 Jy/beam ! Combined flux in latest and established models = 0.927527 Jy ! Adding 33 model components to the UV plane model. ! The established model now contains 40 components and 0.927527 Jy ! Inverting map ! Added new window around map position (11, 1.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00448421 Jy ! Component: 100 - total flux cleaned = 0.00789107 Jy ! Component: 150 - total flux cleaned = 0.00982774 Jy ! Component: 200 - total flux cleaned = 0.0110178 Jy ! Total flux subtracted in 200 components = 0.0110178 Jy ! Clean residual min=-0.002594 max=0.002357 Jy/beam ! Clean residual mean=-0.000004 rms=0.000559 Jy/beam ! Combined flux in latest and established models = 0.938545 Jy ! Adding 29 model components to the UV plane model. ! The established model now contains 55 components and 0.938545 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=7.138 mas, bmaj=9.566 mas, bpa=-3.953 degrees ! Estimated noise=1.67776 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00207015 Jy ! Component: 100 - total flux cleaned = 0.00253471 Jy ! Component: 150 - total flux cleaned = 0.00293117 Jy ! Component: 200 - total flux cleaned = 0.00318056 Jy ! Total flux subtracted in 200 components = 0.00318056 Jy ! Clean residual min=-0.002292 max=0.002324 Jy/beam ! Clean residual mean=-0.000008 rms=0.000623 Jy/beam ! Combined flux in latest and established models = 0.941725 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 = 0.000177201 Jy ! Component: 100 - total flux cleaned = 0.000378457 Jy ! Component: 150 - total flux cleaned = 0.00052393 Jy ! Component: 200 - total flux cleaned = 0.000658015 Jy ! Total flux subtracted in 200 components = 0.000658015 Jy ! Clean residual min=-0.002275 max=0.002300 Jy/beam ! Clean residual mean=-0.000008 rms=0.000608 Jy/beam ! Combined flux in latest and established models = 0.942383 Jy ! Adding 73 model components to the UV plane model. ! The established model now contains 126 components and 0.942383 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=3.229 mas, bmaj=6.58 mas, bpa=-6.326 degrees ! Estimated noise=1.30222 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000367761 Jy ! Component: 100 - total flux cleaned = -0.000302733 Jy ! Component: 150 - total flux cleaned = -0.000303006 Jy ! Component: 200 - total flux cleaned = -0.000240982 Jy ! Total flux subtracted in 200 components = -0.000240982 Jy ! Clean residual min=-0.002390 max=0.002120 Jy/beam ! Clean residual mean=-0.000004 rms=0.000518 Jy/beam ! Combined flux in latest and established models = 0.942142 Jy selfcal ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 144 components and 0.942142 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.059103Jy sigma=0.331333 ! Fit after self-cal, rms=0.059083Jy sigma=0.331124 wmodel J1753+2848_S_a_map.mod ! Writing 144 model components to file: J1753+2848_S_a_map.mod wobs J1753+2848_S_a_uvs.fits ! Writing UV FITS file: J1753+2848_S_a_uvs.fits wwins J1753+2848_S_a_map.win ! wwins: Wrote 5 windows to J1753+2848_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 = -0.000775206 Jy ! Component: 100 - total flux cleaned = -0.00151053 Jy ! Component: 150 - total flux cleaned = -0.00195044 Jy ! Component: 200 - total flux cleaned = -0.00219812 Jy ! Component: 250 - total flux cleaned = -0.00247251 Jy ! Component: 300 - total flux cleaned = -0.00263926 Jy ! Component: 350 - total flux cleaned = -0.0029006 Jy ! Component: 400 - total flux cleaned = -0.00322132 Jy ! Component: 450 - total flux cleaned = -0.00344218 Jy ! Component: 500 - total flux cleaned = -0.00366025 Jy ! Component: 550 - total flux cleaned = -0.00381399 Jy ! Component: 600 - total flux cleaned = -0.00402608 Jy ! Component: 650 - total flux cleaned = -0.00423545 Jy ! Component: 700 - total flux cleaned = -0.00438312 Jy ! Component: 750 - total flux cleaned = -0.00464563 Jy ! Component: 800 - total flux cleaned = -0.00479006 Jy ! Component: 850 - total flux cleaned = -0.00504755 Jy ! Component: 900 - total flux cleaned = -0.00532987 Jy ! Component: 950 - total flux cleaned = -0.00549738 Jy ! Component: 1000 - total flux cleaned = -0.00571885 Jy ! Component: 1050 - total flux cleaned = -0.00591149 Jy ! Component: 1100 - total flux cleaned = -0.00612842 Jy ! Component: 1150 - total flux cleaned = -0.00628997 Jy ! Component: 1200 - total flux cleaned = -0.00645017 Jy ! Component: 1250 - total flux cleaned = -0.00671507 Jy ! Component: 1300 - total flux cleaned = -0.00684594 Jy ! Component: 1350 - total flux cleaned = -0.00695055 Jy ! Component: 1400 - total flux cleaned = -0.00718348 Jy ! Component: 1450 - total flux cleaned = -0.0073887 Jy ! Component: 1500 - total flux cleaned = -0.00759231 Jy ! Component: 1550 - total flux cleaned = -0.0076934 Jy ! Component: 1600 - total flux cleaned = -0.00786924 Jy ! Component: 1650 - total flux cleaned = -0.00809355 Jy ! Component: 1700 - total flux cleaned = -0.00814305 Jy ! Component: 1750 - total flux cleaned = -0.00836446 Jy ! Component: 1800 - total flux cleaned = -0.00846214 Jy ! Component: 1850 - total flux cleaned = -0.0086318 Jy ! Component: 1900 - total flux cleaned = -0.00872802 Jy ! Component: 1950 - total flux cleaned = -0.00887177 Jy ! Component: 2000 - total flux cleaned = -0.00896701 Jy ! Component: 2050 - total flux cleaned = -0.00903799 Jy ! Component: 2100 - total flux cleaned = -0.00920277 Jy ! Component: 2150 - total flux cleaned = -0.00924949 Jy ! Component: 2200 - total flux cleaned = -0.00922613 Jy ! Component: 2250 - total flux cleaned = -0.00936517 Jy ! Component: 2300 - total flux cleaned = -0.0094572 Jy ! Component: 2350 - total flux cleaned = -0.00950302 Jy ! Component: 2400 - total flux cleaned = -0.00968519 Jy ! Component: 2450 - total flux cleaned = -0.00973065 Jy ! Component: 2500 - total flux cleaned = -0.00975301 Jy ! Component: 2550 - total flux cleaned = -0.00982037 Jy ! Component: 2600 - total flux cleaned = -0.00993165 Jy ! Component: 2650 - total flux cleaned = -0.00995375 Jy ! Component: 2700 - total flux cleaned = -0.00993161 Jy ! Component: 2750 - total flux cleaned = -0.0100851 Jy ! Component: 2800 - total flux cleaned = -0.0099759 Jy ! Component: 2850 - total flux cleaned = -0.0100844 Jy ! Component: 2900 - total flux cleaned = -0.0101925 Jy ! Component: 2950 - total flux cleaned = -0.010257 Jy ! Component: 3000 - total flux cleaned = -0.0102571 Jy ! Component: 3050 - total flux cleaned = -0.0102571 Jy ! Component: 3100 - total flux cleaned = -0.010342 Jy ! Component: 3150 - total flux cleaned = -0.0103209 Jy ! Component: 3200 - total flux cleaned = -0.0103628 Jy ! Component: 3250 - total flux cleaned = -0.0104047 Jy ! Component: 3300 - total flux cleaned = -0.0105505 Jy ! Component: 3350 - total flux cleaned = -0.0106333 Jy ! Component: 3400 - total flux cleaned = -0.0105714 Jy ! Component: 3450 - total flux cleaned = -0.0105509 Jy ! Component: 3500 - total flux cleaned = -0.010653 Jy ! Component: 3550 - total flux cleaned = -0.0106733 Jy ! Component: 3600 - total flux cleaned = -0.0107341 Jy ! Component: 3650 - total flux cleaned = -0.0107541 Jy ! Component: 3700 - total flux cleaned = -0.0107541 Jy ! Component: 3750 - total flux cleaned = -0.0109141 Jy ! Component: 3800 - total flux cleaned = -0.0108143 Jy ! Component: 3850 - total flux cleaned = -0.010834 Jy ! Component: 3900 - total flux cleaned = -0.0107549 Jy ! Component: 3950 - total flux cleaned = -0.0107943 Jy ! Component: 4000 - total flux cleaned = -0.010912 Jy ! Component: 4050 - total flux cleaned = -0.0109314 Jy ! Total flux subtracted in 4096 components = -0.0108924 Jy ! Clean residual min=-0.001090 max=0.001101 Jy/beam ! Clean residual mean=-0.000003 rms=0.000364 Jy/beam ! Combined flux in latest and established models = 0.93125 Jy keep ! Adding 328 model components to the UV plane model. ! The established model now contains 472 components and 0.93125 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /image_prod/ug002_uvm//J1753+2848_S_a_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.229 x 6.58 at -6.326 degrees (North through East) ! Clean map min=-0.0020561 max=0.85169 Jy/beam ! Writing clean map to FITS file: /image_prod/ug002_uvm//J1753+2848_S_a_map.fits wmodel /image_prod/ug002_uvm//J1753+2848_S_a_map.mod ! Writing 472 model components to file: /image_prod/ug002_uvm//J1753+2848_S_a_map.mod wobs /image_prod/ug002_uvm//J1753+2848_S_a_uvs.fits ! Writing UV FITS file: /image_prod/ug002_uvm//J1753+2848_S_a_uvs.fits wwins /image_prod/ug002_uvm//J1753+2848_S_a_map.win ! wwins: Wrote 6 windows to /image_prod/ug002_uvm//J1753+2848_S_a_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.851691 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000364069 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.12824 0.12824 0.25648 0.51296 1.02592 2.05184 4.10368 8.20735 16.4147 32.8294 65.6588 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.001 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.851 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 2339.36 quit ! Quitting program ! Log file /image_prod/ug002_uvm//J1753+2848_S_a_dfm.log closed on Wed Mar 4 17:33:33 2020