! Started logfile: /vlbi/uf001/uvm//J2002+4725_S_b_dfm.log on Sun Jan 13 22:25:49 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 /vlbi/uf001/uvm//J2002+4725_S_b_uvm.fits ! Reading UV FITS file: /vlbi/uf001/uvm//J2002+4725_S_b_uvm.fits ! AN table 1: 15 integrations on 45 of 45 possible baselines. ! AN table 2: 10 integrations on 36 of 36 possible baselines. ! AN table 3: 19 integrations on 21 of 21 possible baselines. ! AN table 4: 14 integrations on 28 of 28 possible baselines. ! AN table 5: 9 integrations on 28 of 28 possible baselines. ! Apparent sampling: 0.795958 visibilities/baseline/integration-bin. ! Found source: J2002+4725 ! ! 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 4962 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 J2002+4725_S_b] 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 52 telescope corrections were flagged in sub-array 1. ! A total of 28 telescope corrections were flagged in sub-array 2. ! A total of 51 telescope corrections were flagged in sub-array 3. ! A total of 61 telescope corrections were flagged in sub-array 4. ! A total of 24 telescope corrections were flagged in sub-array 5. ! ! Correcting IF 2. ! A total of 52 telescope corrections were flagged in sub-array 1. ! A total of 28 telescope corrections were flagged in sub-array 2. ! A total of 51 telescope corrections were flagged in sub-array 3. ! A total of 61 telescope corrections were flagged in sub-array 4. ! A total of 24 telescope corrections were flagged in sub-array 5. ! ! Correcting IF 3. ! A total of 52 telescope corrections were flagged in sub-array 1. ! A total of 28 telescope corrections were flagged in sub-array 2. ! A total of 51 telescope corrections were flagged in sub-array 3. ! A total of 61 telescope corrections were flagged in sub-array 4. ! A total of 24 telescope corrections were flagged in sub-array 5. ! ! Fit before self-cal, rms=1.470046Jy sigma=21.332104 ! Fit after self-cal, rms=0.306954Jy sigma=4.289327 ! 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=2.954 mas, bmaj=5.07 mas, bpa=-19.05 degrees ! Estimated noise=1.00261 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 = 0.719168 Jy ! Component: 100 - total flux cleaned = 0.954286 Jy ! Total flux subtracted in 100 components = 0.954286 Jy ! Clean residual min=-0.023571 max=0.097831 Jy/beam ! Clean residual mean=0.000020 rms=0.006388 Jy/beam ! Combined flux in latest and established models = 0.954286 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 8 components and 0.954286 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.291245Jy sigma=3.297733 ! Fit after self-cal, rms=0.291145Jy sigma=3.296679 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.1031 Jy ! Component: 100 - total flux cleaned = 0.154163 Jy ! Total flux subtracted in 100 components = 0.154163 Jy ! Clean residual min=-0.013896 max=0.025307 Jy/beam ! Clean residual mean=0.000012 rms=0.003917 Jy/beam ! Combined flux in latest and established models = 1.10845 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 23 components and 1.10845 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.228663Jy sigma=2.346083 ! Fit after self-cal, rms=0.228631Jy sigma=2.345792 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0307077 Jy ! Component: 100 - total flux cleaned = 0.0513298 Jy ! Total flux subtracted in 100 components = 0.0513298 Jy ! Clean residual min=-0.013301 max=0.015750 Jy/beam ! Clean residual mean=0.000011 rms=0.003607 Jy/beam ! Combined flux in latest and established models = 1.15978 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 39 components and 1.15978 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.218761Jy sigma=2.224227 ! Fit after self-cal, rms=0.218748Jy sigma=2.224024 ! 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=3.746 mas, bmaj=6.06 mas, bpa=-20.03 degrees ! Estimated noise=0.831405 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 (-2, -5.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0258758 Jy ! Component: 100 - total flux cleaned = 0.0342318 Jy ! Component: 150 - total flux cleaned = 0.0391601 Jy ! Component: 200 - total flux cleaned = 0.0419273 Jy ! Total flux subtracted in 200 components = 0.0419273 Jy ! Clean residual min=-0.014414 max=0.015997 Jy/beam ! Clean residual mean=-0.000013 rms=0.003819 Jy/beam ! Combined flux in latest and established models = 1.20171 Jy ! Performing phase self-cal ! Adding 38 model components to the UV plane model. ! The established model now contains 67 components and 1.20171 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.212929Jy sigma=2.181607 ! Fit after self-cal, rms=0.212844Jy sigma=2.179892 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.746 x 6.06 at -20.03 degrees (North through East) ! Clean map min=-0.015455 max=0.97257 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 0.98 HN 1.03 KP 1.04 ! LA 1.06 MK 1.06 NL 1.04 OV 1.05 ! PT 1.04 SC 1.03 ! ! A total of 3 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.07 HN 1.03 KP 1.03 LA 0.98 ! MK 1.06 NL 1.03 OV 0.98 PT 1.03 ! SC 1.05 ! ! Telescope amplitude corrections in sub-array 3: ! FD 1.05 HN 0.98 KP 1.02 LA 0.95 ! NL 1.07 OV 0.98 PT 1.03 ! ! A total of 3 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 1.03 FD 1.06 KP 1.00 LA 0.92 ! MK 1.05 NL 1.04 OV 0.91 PT 1.03 ! ! Telescope amplitude corrections in sub-array 5: ! BR 0.88 FD 0.96 HN 1.00 KP 1.02 ! LA 0.95 MK 0.99 NL 1.10 PT 1.03 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 0.97 HN 1.02 KP 1.03 ! LA 1.04 MK 1.04 NL 1.04 OV 1.01 ! PT 1.04 SC 0.98 ! ! A total of 3 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.12 HN 1.02 KP 1.02 LA 0.99 ! MK 1.03 NL 0.99 OV 0.84 PT 1.01 ! SC 1.03 ! ! Telescope amplitude corrections in sub-array 3: ! FD 1.03 HN 0.98 KP 1.03 LA 0.93 ! NL 1.06 OV 0.88 PT 1.02 ! ! A total of 3 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 0.83 FD 1.13 KP 1.01 LA 0.89 ! MK 1.02 NL 1.06 OV 0.85 PT 1.04 ! ! Telescope amplitude corrections in sub-array 5: ! BR 0.67 FD 0.99 HN 1.00 KP 1.00 ! LA 0.96 MK 0.98 NL 0.67 PT 1.01 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 0.97 HN 1.00 KP 1.03 ! LA 1.03 MK 1.00 NL 1.03 OV 1.03 ! PT 1.05 SC 1.00 ! ! A total of 3 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.07 HN 1.00 KP 1.03 LA 0.97 ! MK 1.03 NL 1.03 OV 0.94 PT 0.99 ! SC 1.04 ! ! Telescope amplitude corrections in sub-array 3: ! FD 1.02 HN 0.97 KP 1.01 LA 0.95 ! NL 1.07 OV 0.97 PT 1.01 ! ! A total of 3 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 1.00 FD 1.07 KP 1.01 LA 0.88 ! MK 1.03 NL 1.03 OV 0.91 PT 1.04 ! ! Telescope amplitude corrections in sub-array 5: ! BR 0.86 FD 0.94 HN 0.98 KP 1.01 ! LA 0.93 MK 0.99 NL 1.03 PT 1.00 ! ! ! Fit before self-cal, rms=0.212844Jy sigma=2.179892 ! Fit after self-cal, rms=0.114749Jy sigma=1.576928 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=3.772 mas, bmaj=6.071 mas, bpa=-20.24 degrees ! Estimated noise=0.83691 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 = 0.00139291 Jy ! Component: 100 - total flux cleaned = 0.00263803 Jy ! Component: 150 - total flux cleaned = 0.00284262 Jy ! Component: 200 - total flux cleaned = 0.00320156 Jy ! Total flux subtracted in 200 components = 0.00320156 Jy ! Clean residual min=-0.013461 max=0.008907 Jy/beam ! Clean residual mean=-0.000030 rms=0.002372 Jy/beam ! Combined flux in latest and established models = 1.20491 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 82 components and 1.20491 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.113711Jy sigma=1.562390 ! Fit after self-cal, rms=0.113666Jy sigma=1.561321 ! 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=0.113666Jy sigma=1.561321 ! Fit after self-cal, rms=0.062240Jy sigma=0.898988 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.768 mas, bmaj=6.071 mas, bpa=-20.1 degrees ! Estimated noise=0.835759 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00213887 Jy ! Component: 100 - total flux cleaned = 0.00106276 Jy ! Component: 150 - total flux cleaned = 0.000875423 Jy ! Component: 200 - total flux cleaned = 0.000790589 Jy ! Total flux subtracted in 200 components = 0.000790589 Jy ! Clean residual min=-0.003698 max=0.003423 Jy/beam ! Clean residual mean=-0.000003 rms=0.000928 Jy/beam ! Combined flux in latest and established models = 1.2057 Jy selfcal ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 98 components and 1.2057 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.061692Jy sigma=0.890895 ! Fit after self-cal, rms=0.061664Jy sigma=0.889707 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 = 0.000359388 Jy ! Component: 100 - total flux cleaned = 0.000140391 Jy ! Component: 150 - total flux cleaned = 0.000142727 Jy ! Component: 200 - total flux cleaned = 0.00014177 Jy ! Total flux subtracted in 200 components = 0.00014177 Jy ! Clean residual min=-0.003671 max=0.003326 Jy/beam ! Clean residual mean=-0.000003 rms=0.000912 Jy/beam ! Combined flux in latest and established models = 1.20584 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 107 components and 1.20584 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.061507Jy sigma=0.887228 ! Fit after self-cal, rms=0.061501Jy sigma=0.887086 ! 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=0.061501Jy sigma=0.887086 ! Fit after self-cal, rms=0.059004Jy sigma=0.847501 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.771 mas, bmaj=6.074 mas, bpa=-20.14 degrees ! Estimated noise=0.836102 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00065457 Jy ! Component: 100 - total flux cleaned = 0.000260154 Jy ! Component: 150 - total flux cleaned = 0.000131573 Jy ! Component: 200 - total flux cleaned = 0.000133796 Jy ! Total flux subtracted in 200 components = 0.000133796 Jy ! Clean residual min=-0.003131 max=0.003039 Jy/beam ! Clean residual mean=0.000000 rms=0.000742 Jy/beam ! Combined flux in latest and established models = 1.20597 Jy selfcal ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 111 components and 1.20597 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.058791Jy sigma=0.844401 ! Fit after self-cal, rms=0.058783Jy sigma=0.844134 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 = 0.000171281 Jy ! Component: 100 - total flux cleaned = 0.000224757 Jy ! Component: 150 - total flux cleaned = 0.000225077 Jy ! Component: 200 - total flux cleaned = 0.000177738 Jy ! Total flux subtracted in 200 components = 0.000177738 Jy ! Clean residual min=-0.003017 max=0.003055 Jy/beam ! Clean residual mean=0.000000 rms=0.000733 Jy/beam ! Combined flux in latest and established models = 1.20615 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 112 components and 1.20615 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.058704Jy sigma=0.842808 ! Fit after self-cal, rms=0.058702Jy sigma=0.842749 ! 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=0.058702Jy sigma=0.842749 ! Fit after self-cal, rms=0.058661Jy sigma=0.841973 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=7.995 mas, bmaj=9.741 mas, bpa=-17.09 degrees ! Estimated noise=1.06605 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000171859 Jy ! Component: 100 - total flux cleaned = -0.000216457 Jy ! Component: 150 - total flux cleaned = -0.000290016 Jy ! Component: 200 - total flux cleaned = -0.000320159 Jy ! Total flux subtracted in 200 components = -0.000320159 Jy ! Clean residual min=-0.002940 max=0.002709 Jy/beam ! Clean residual mean=-0.000001 rms=0.000798 Jy/beam ! Combined flux in latest and established models = 1.20583 Jy selfcal ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 125 components and 1.20583 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.058604Jy sigma=0.841343 ! Fit after self-cal, rms=0.058601Jy sigma=0.841266 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 = 4.22967e-05 Jy ! Component: 100 - total flux cleaned = 1.81662e-05 Jy ! Component: 150 - total flux cleaned = -4.31343e-06 Jy ! Component: 200 - total flux cleaned = -4.37638e-05 Jy ! Total flux subtracted in 200 components = -4.37638e-05 Jy ! Clean residual min=-0.002911 max=0.002703 Jy/beam ! Clean residual mean=-0.000001 rms=0.000797 Jy/beam ! Combined flux in latest and established models = 1.20579 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 132 components and 1.20579 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.058583Jy sigma=0.841135 ! Fit after self-cal, rms=0.058580Jy sigma=0.841101 ! 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=3.773 mas, bmaj=6.075 mas, bpa=-20.16 degrees ! Estimated noise=0.836318 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.773 x 6.075 at -20.16 degrees (North through East) ! Clean map min=-0.0028141 max=0.97501 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=0.058580Jy sigma=0.841101 ! Fit after self-cal, rms=0.055082Jy sigma=0.778469 ! Inverting map and beam ! Estimated beam: bmin=3.772 mas, bmaj=6.077 mas, bpa=-20.18 degrees ! Estimated noise=0.836246 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000211105 Jy ! Component: 100 - total flux cleaned = 0.000209892 Jy ! Component: 150 - total flux cleaned = 0.000254669 Jy ! Component: 200 - total flux cleaned = 0.000338355 Jy ! Total flux subtracted in 200 components = 0.000338355 Jy ! Clean residual min=-0.003030 max=0.002737 Jy/beam ! Clean residual mean=0.000001 rms=0.000703 Jy/beam ! Combined flux in latest and established models = 1.20613 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 139 components and 1.20613 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.055016Jy sigma=0.777271 ! Fit after self-cal, rms=0.055017Jy sigma=0.777237 ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 8.81492e-05 Jy ! Component: 100 - total flux cleaned = 0.000126771 Jy ! Component: 150 - total flux cleaned = 0.000126955 Jy ! Component: 200 - total flux cleaned = 0.000162909 Jy ! Total flux subtracted in 200 components = 0.000162909 Jy ! Clean residual min=-0.002960 max=0.002727 Jy/beam ! Clean residual mean=0.000001 rms=0.000699 Jy/beam ! Combined flux in latest and established models = 1.20629 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 140 components and 1.20629 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.054976Jy sigma=0.776475 ! Fit after self-cal, rms=0.054976Jy sigma=0.776460 ! Inverting map ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.054976Jy sigma=0.776460 ! Fit after self-cal, rms=0.054965Jy sigma=0.776296 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=2.981 mas, bmaj=5.092 mas, bpa=-19.11 degrees ! Estimated noise=1.01781 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.728997 Jy ! Component: 100 - total flux cleaned = 0.964551 Jy ! Component: 150 - total flux cleaned = 1.06661 Jy ! Component: 200 - total flux cleaned = 1.11539 Jy ! Total flux subtracted in 200 components = 1.11539 Jy ! Clean residual min=-0.007161 max=0.023823 Jy/beam ! Clean residual mean=0.000004 rms=0.001981 Jy/beam ! Combined flux in latest and established models = 1.11539 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 26 model components to the UV plane model. ! The established model now contains 26 components and 1.11539 Jy ! Inverting map and beam ! Estimated beam: bmin=3.772 mas, bmaj=6.076 mas, bpa=-20.21 degrees ! Estimated noise=0.836274 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 = 0.0403774 Jy ! Component: 100 - total flux cleaned = 0.0618848 Jy ! Component: 150 - total flux cleaned = 0.0745024 Jy ! Component: 200 - total flux cleaned = 0.082179 Jy ! Total flux subtracted in 200 components = 0.082179 Jy ! Clean residual min=-0.003243 max=0.004079 Jy/beam ! Clean residual mean=0.000000 rms=0.000827 Jy/beam ! Combined flux in latest and established models = 1.19757 Jy ! Adding 42 model components to the UV plane model. ! The established model now contains 59 components and 1.19757 Jy ! Inverting map ! Added new window around map position (2.5, 5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00487356 Jy ! Component: 100 - total flux cleaned = 0.00706754 Jy ! Component: 150 - total flux cleaned = 0.00764772 Jy ! Component: 200 - total flux cleaned = 0.00807669 Jy ! Total flux subtracted in 200 components = 0.00807669 Jy ! Clean residual min=-0.002993 max=0.003127 Jy/beam ! Clean residual mean=-0.000000 rms=0.000755 Jy/beam ! Combined flux in latest and established models = 1.20565 Jy ! Adding 30 model components to the UV plane model. ! The established model now contains 80 components and 1.20565 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=7.993 mas, bmaj=9.744 mas, bpa=-17.04 degrees ! Estimated noise=1.06606 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000573228 Jy ! Component: 100 - total flux cleaned = 0.000580685 Jy ! Component: 150 - total flux cleaned = 0.000536774 Jy ! Component: 200 - total flux cleaned = 0.000458637 Jy ! Total flux subtracted in 200 components = 0.000458637 Jy ! Clean residual min=-0.002830 max=0.002530 Jy/beam ! Clean residual mean=0.000000 rms=0.000781 Jy/beam ! Combined flux in latest and established models = 1.20611 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 = -3.43009e-05 Jy ! Component: 100 - total flux cleaned = -6.34013e-05 Jy ! Component: 150 - total flux cleaned = -6.33504e-05 Jy ! Component: 200 - total flux cleaned = -6.43677e-05 Jy ! Total flux subtracted in 200 components = -6.43677e-05 Jy ! Clean residual min=-0.002819 max=0.002539 Jy/beam ! Clean residual mean=0.000000 rms=0.000776 Jy/beam ! Combined flux in latest and established models = 1.20604 Jy ! Adding 38 model components to the UV plane model. ! The established model now contains 116 components and 1.20604 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=3.772 mas, bmaj=6.076 mas, bpa=-20.21 degrees ! Estimated noise=0.836274 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000445193 Jy ! Component: 100 - total flux cleaned = -0.000447484 Jy ! Component: 150 - total flux cleaned = -0.000366114 Jy ! Component: 200 - total flux cleaned = -0.000288877 Jy ! Total flux subtracted in 200 components = -0.000288877 Jy ! Clean residual min=-0.002846 max=0.002979 Jy/beam ! Clean residual mean=0.000000 rms=0.000727 Jy/beam ! Combined flux in latest and established models = 1.20575 Jy selfcal ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 124 components and 1.20575 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.055477Jy sigma=0.784824 ! Fit after self-cal, rms=0.055444Jy sigma=0.784266 wmodel J2002+4725_S_b_map.mod ! Writing 124 model components to file: J2002+4725_S_b_map.mod wobs J2002+4725_S_b_uvs.fits ! Writing UV FITS file: J2002+4725_S_b_uvs.fits wwins J2002+4725_S_b_map.win ! wwins: Wrote 3 windows to J2002+4725_S_b_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 = 0.000273442 Jy ! Component: 100 - total flux cleaned = 0.00037562 Jy ! Component: 150 - total flux cleaned = 0.00067199 Jy ! Component: 200 - total flux cleaned = 0.00081659 Jy ! Component: 250 - total flux cleaned = 0.000816094 Jy ! Component: 300 - total flux cleaned = 0.000769731 Jy ! Component: 350 - total flux cleaned = 0.000724727 Jy ! Component: 400 - total flux cleaned = 0.0006356 Jy ! Component: 450 - total flux cleaned = 0.000504356 Jy ! Component: 500 - total flux cleaned = 0.00054793 Jy ! Component: 550 - total flux cleaned = 0.000461592 Jy ! Component: 600 - total flux cleaned = 0.000377069 Jy ! Component: 650 - total flux cleaned = 0.000169221 Jy ! Component: 700 - total flux cleaned = 0.000129059 Jy ! Component: 750 - total flux cleaned = 0.000169872 Jy ! Component: 800 - total flux cleaned = 0.000169688 Jy ! Component: 850 - total flux cleaned = 8.94853e-05 Jy ! Component: 900 - total flux cleaned = 8.96014e-05 Jy ! Component: 950 - total flux cleaned = 5.07885e-05 Jy ! Component: 1000 - total flux cleaned = 1.16643e-05 Jy ! Component: 1050 - total flux cleaned = -0.000179762 Jy ! Component: 1100 - total flux cleaned = -0.000141872 Jy ! Component: 1150 - total flux cleaned = -0.000217091 Jy ! Component: 1200 - total flux cleaned = -0.000366932 Jy ! Component: 1250 - total flux cleaned = -0.000329965 Jy ! Component: 1300 - total flux cleaned = -0.000551696 Jy ! Component: 1350 - total flux cleaned = -0.000771179 Jy ! Component: 1400 - total flux cleaned = -0.00080763 Jy ! Component: 1450 - total flux cleaned = -0.00088037 Jy ! Component: 1500 - total flux cleaned = -0.00120239 Jy ! Component: 1550 - total flux cleaned = -0.0011669 Jy ! Component: 1600 - total flux cleaned = -0.00137877 Jy ! Component: 1650 - total flux cleaned = -0.00169367 Jy ! Component: 1700 - total flux cleaned = -0.00169346 Jy ! Component: 1750 - total flux cleaned = -0.00186623 Jy ! Component: 1800 - total flux cleaned = -0.00196908 Jy ! Component: 1850 - total flux cleaned = -0.0022416 Jy ! Component: 1900 - total flux cleaned = -0.0022415 Jy ! Component: 1950 - total flux cleaned = -0.00237658 Jy ! Component: 2000 - total flux cleaned = -0.00257683 Jy ! Component: 2050 - total flux cleaned = -0.00284244 Jy ! Component: 2100 - total flux cleaned = -0.0027763 Jy ! Component: 2150 - total flux cleaned = -0.00307145 Jy ! Component: 2200 - total flux cleaned = -0.00310406 Jy ! Component: 2250 - total flux cleaned = -0.0032337 Jy ! Component: 2300 - total flux cleaned = -0.00333054 Jy ! Component: 2350 - total flux cleaned = -0.00342669 Jy ! Component: 2400 - total flux cleaned = -0.00364963 Jy ! Component: 2450 - total flux cleaned = -0.00368173 Jy ! Component: 2500 - total flux cleaned = -0.0038073 Jy ! Component: 2550 - total flux cleaned = -0.00383873 Jy ! Component: 2600 - total flux cleaned = -0.00390062 Jy ! Component: 2650 - total flux cleaned = -0.00402437 Jy ! Component: 2700 - total flux cleaned = -0.00399353 Jy ! Component: 2750 - total flux cleaned = -0.00420826 Jy ! Component: 2800 - total flux cleaned = -0.00408657 Jy ! Component: 2850 - total flux cleaned = -0.00423834 Jy ! Component: 2900 - total flux cleaned = -0.00447948 Jy ! Component: 2950 - total flux cleaned = -0.00447942 Jy ! Component: 3000 - total flux cleaned = -0.00441992 Jy ! Component: 3050 - total flux cleaned = -0.0045091 Jy ! Component: 3100 - total flux cleaned = -0.00468643 Jy ! Component: 3150 - total flux cleaned = -0.00456849 Jy ! Component: 3200 - total flux cleaned = -0.00465643 Jy ! Component: 3250 - total flux cleaned = -0.0047729 Jy ! Component: 3300 - total flux cleaned = -0.00474403 Jy ! Component: 3350 - total flux cleaned = -0.0048885 Jy ! Component: 3400 - total flux cleaned = -0.00497482 Jy ! Component: 3450 - total flux cleaned = -0.00494614 Jy ! Component: 3500 - total flux cleaned = -0.00506017 Jy ! Component: 3550 - total flux cleaned = -0.00506016 Jy ! Component: 3600 - total flux cleaned = -0.00511655 Jy ! Component: 3650 - total flux cleaned = -0.00511654 Jy ! Component: 3700 - total flux cleaned = -0.00511652 Jy ! Component: 3750 - total flux cleaned = -0.00520025 Jy ! Component: 3800 - total flux cleaned = -0.00520028 Jy ! Component: 3850 - total flux cleaned = -0.0052554 Jy ! Component: 3900 - total flux cleaned = -0.00517308 Jy ! Component: 3950 - total flux cleaned = -0.0052549 Jy ! Component: 4000 - total flux cleaned = -0.00530949 Jy ! Component: 4050 - total flux cleaned = -0.0052824 Jy ! Total flux subtracted in 4096 components = -0.00530926 Jy ! Clean residual min=-0.001467 max=0.001489 Jy/beam ! Clean residual mean=-0.000002 rms=0.000493 Jy/beam ! Combined flux in latest and established models = 1.20044 Jy keep ! Adding 327 model components to the UV plane model. ! The established model now contains 451 components and 1.20044 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uvm//J2002+4725_S_b_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.772 x 6.076 at -20.21 degrees (North through East) ! Clean map min=-0.0025403 max=0.97587 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uvm//J2002+4725_S_b_map.fits wmodel /vlbi/uf001/uvm//J2002+4725_S_b_map.mod ! Writing 451 model components to file: /vlbi/uf001/uvm//J2002+4725_S_b_map.mod wobs /vlbi/uf001/uvm//J2002+4725_S_b_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uvm//J2002+4725_S_b_uvs.fits wwins /vlbi/uf001/uvm//J2002+4725_S_b_map.win ! wwins: Wrote 4 windows to /vlbi/uf001/uvm//J2002+4725_S_b_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.975869 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000494021 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.151871 0.151871 0.303742 0.607484 1.21497 2.42994 4.85987 9.71975 19.4395 38.879 77.758 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0014 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.975 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 1975.36 quit ! Quitting program ! Log file /vlbi/uf001/uvm//J2002+4725_S_b_dfm.log closed on Sun Jan 13 22:25:54 2019