! Started logfile: /vlbi/uf001/uvm//J1923-2104_S_b_dfm.log on Sun Jan 13 22:20:57 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//J1923-2104_S_b_uvm.fits ! Reading UV FITS file: /vlbi/uf001/uvm//J1923-2104_S_b_uvm.fits ! AN table 1: 14 integrations on 36 of 36 possible baselines. ! AN table 2: 7 integrations on 21 of 21 possible baselines. ! AN table 3: 29 integrations on 28 of 28 possible baselines. ! Apparent sampling: 0.898154 visibilities/baseline/integration-bin. ! Found source: J1923-2104 ! ! 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 3942 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 J1923-2104_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 61 telescope corrections were flagged in sub-array 1. ! A total of 14 telescope corrections were flagged in sub-array 2. ! A total of 84 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 2. ! A total of 61 telescope corrections were flagged in sub-array 1. ! A total of 14 telescope corrections were flagged in sub-array 2. ! A total of 84 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 3. ! A total of 61 telescope corrections were flagged in sub-array 1. ! A total of 14 telescope corrections were flagged in sub-array 2. ! A total of 84 telescope corrections were flagged in sub-array 3. ! ! Fit before self-cal, rms=1.494381Jy sigma=16.308073 ! Fit after self-cal, rms=0.378660Jy sigma=4.196756 ! 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=2.345 mas, bmaj=7.904 mas, bpa=-11.93 degrees ! Estimated noise=1.51357 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 = 0.673745 Jy ! Component: 100 - total flux cleaned = 0.907708 Jy ! Total flux subtracted in 100 components = 0.907708 Jy ! Clean residual min=-0.045778 max=0.115806 Jy/beam ! Clean residual mean=-0.000113 rms=0.012931 Jy/beam ! Combined flux in latest and established models = 0.907708 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 17 components and 0.907708 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.379805Jy sigma=3.880314 ! Fit after self-cal, rms=0.379525Jy sigma=3.877307 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.136891 Jy ! Component: 100 - total flux cleaned = 0.223221 Jy ! Total flux subtracted in 100 components = 0.223221 Jy ! Clean residual min=-0.030861 max=0.059642 Jy/beam ! Clean residual mean=-0.000103 rms=0.009093 Jy/beam ! Combined flux in latest and established models = 1.13093 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 30 components and 1.13093 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.270975Jy sigma=2.700638 ! Fit after self-cal, rms=0.270778Jy sigma=2.698015 ! Inverting map ! Added new window around map position (-2.5, 10). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0671173 Jy ! Component: 100 - total flux cleaned = 0.116264 Jy ! Total flux subtracted in 100 components = 0.116264 Jy ! Clean residual min=-0.027724 max=0.042591 Jy/beam ! Clean residual mean=-0.000096 rms=0.007823 Jy/beam ! Combined flux in latest and established models = 1.24719 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 44 components and 1.24719 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.231330Jy sigma=2.281464 ! Fit after self-cal, rms=0.230904Jy sigma=2.274976 ! 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=2.927 mas, bmaj=9.686 mas, bpa=-12.87 degrees ! Estimated noise=1.30466 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 = 0.0736176 Jy ! Component: 100 - total flux cleaned = 0.120773 Jy ! Component: 150 - total flux cleaned = 0.153008 Jy ! Component: 200 - total flux cleaned = 0.175724 Jy ! Total flux subtracted in 200 components = 0.175724 Jy ! Clean residual min=-0.023553 max=0.034604 Jy/beam ! Clean residual mean=-0.000033 rms=0.007488 Jy/beam ! Combined flux in latest and established models = 1.42292 Jy ! Performing phase self-cal ! Adding 51 model components to the UV plane model. ! The established model now contains 88 components and 1.42292 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.199681Jy sigma=1.941819 ! Fit after self-cal, rms=0.199328Jy sigma=1.934814 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.927 x 9.686 at -12.87 degrees (North through East) ! Clean map min=-0.024174 max=0.92038 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.26 HN 1.04 KP 1.01 LA 0.95 ! MK 1.01 NL 1.05 OV 0.93 PT 0.97 ! SC 0.99 ! ! Telescope amplitude corrections in sub-array 2: ! FD 0.91 HN 1.04 KP 1.02 LA 0.94 ! NL 1.06 OV 0.94 PT 1.01 ! ! Telescope amplitude corrections in sub-array 3: ! BR 0.99 FD 0.96 HN 1.14 KP 0.93 ! LA 0.96 MK 1.02 NL 1.00 OV 0.97 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 2.25 HN 1.05 KP 0.99 LA 0.96 ! MK 0.99 NL 1.06 OV 0.78 PT 0.97 ! SC 1.01 ! ! Telescope amplitude corrections in sub-array 2: ! FD 0.89 HN 1.04 KP 1.01 LA 0.95 ! NL 1.07 OV 0.87 PT 1.01 ! ! Telescope amplitude corrections in sub-array 3: ! BR 1.54 FD 0.98 HN 1.15 KP 0.95 ! LA 0.96 MK 1.03 NL 0.97 OV 0.93 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.15 HN 1.06 KP 1.00 LA 0.95 ! MK 0.98 NL 1.02 OV 0.92 PT 0.97 ! SC 1.03 ! ! Telescope amplitude corrections in sub-array 2: ! FD 0.93 HN 1.05 KP 1.00 LA 0.96 ! NL 1.06 OV 0.95 PT 1.00 ! ! Telescope amplitude corrections in sub-array 3: ! BR 1.18 FD 0.99 HN 1.16 KP 0.95 ! LA 0.94 MK 1.04 NL 1.03 OV 0.95 ! ! ! Fit before self-cal, rms=0.199328Jy sigma=1.934814 ! Fit after self-cal, rms=0.183138Jy sigma=1.418934 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=2.962 mas, bmaj=9.804 mas, bpa=-12.89 degrees ! Estimated noise=1.32449 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 (30, -27). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00433053 Jy ! Component: 100 - total flux cleaned = 0.000543084 Jy ! Component: 150 - total flux cleaned = -0.00214345 Jy ! Component: 200 - total flux cleaned = -0.00359832 Jy ! Total flux subtracted in 200 components = -0.00359832 Jy ! Clean residual min=-0.017578 max=0.021851 Jy/beam ! Clean residual mean=-0.000041 rms=0.004411 Jy/beam ! Combined flux in latest and established models = 1.41932 Jy ! Performing phase self-cal ! Adding 38 model components to the UV plane model. ! The established model now contains 123 components and 1.41932 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.177256Jy sigma=1.366817 ! Fit after self-cal, rms=0.177229Jy sigma=1.363524 ! 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=0.177229Jy sigma=1.363524 ! Fit after self-cal, rms=0.170747Jy sigma=1.207438 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.956 mas, bmaj=9.843 mas, bpa=-13.01 degrees ! Estimated noise=1.33187 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00115141 Jy ! Component: 100 - total flux cleaned = -0.00334706 Jy ! Component: 150 - total flux cleaned = -0.00530259 Jy ! Component: 200 - total flux cleaned = -0.006632 Jy ! Total flux subtracted in 200 components = -0.006632 Jy ! Clean residual min=-0.013964 max=0.015419 Jy/beam ! Clean residual mean=-0.000016 rms=0.003168 Jy/beam ! Combined flux in latest and established models = 1.41269 Jy selfcal ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 138 components and 1.41269 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.166018Jy sigma=1.171158 ! Fit after self-cal, rms=0.165987Jy sigma=1.169662 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 (-69, 18.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00857466 Jy ! Component: 100 - total flux cleaned = 0.00699229 Jy ! Component: 150 - total flux cleaned = 0.00554375 Jy ! Component: 200 - total flux cleaned = 0.00420773 Jy ! Total flux subtracted in 200 components = 0.00420773 Jy ! Clean residual min=-0.013874 max=0.011693 Jy/beam ! Clean residual mean=-0.000017 rms=0.002965 Jy/beam ! Combined flux in latest and established models = 1.41689 Jy ! Performing phase self-cal ! Adding 32 model components to the UV plane model. ! The established model now contains 160 components and 1.41689 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.163130Jy sigma=1.146571 ! Fit after self-cal, rms=0.163066Jy sigma=1.145098 ! 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=0.163066Jy sigma=1.145098 ! Fit after self-cal, rms=0.136387Jy sigma=1.012823 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.96 mas, bmaj=9.877 mas, bpa=-13.12 degrees ! Estimated noise=1.32855 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00779669 Jy ! Component: 100 - total flux cleaned = -0.0102991 Jy ! Component: 150 - total flux cleaned = -0.0117733 Jy ! Component: 200 - total flux cleaned = -0.013567 Jy ! Total flux subtracted in 200 components = -0.013567 Jy ! Clean residual min=-0.007511 max=0.008284 Jy/beam ! Clean residual mean=-0.000001 rms=0.001958 Jy/beam ! Combined flux in latest and established models = 1.40333 Jy selfcal ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 174 components and 1.40333 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.135054Jy sigma=0.998626 ! Fit after self-cal, rms=0.134995Jy sigma=0.997817 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 = -0.00155841 Jy ! Component: 100 - total flux cleaned = -0.0025638 Jy ! Component: 150 - total flux cleaned = -0.00369623 Jy ! Component: 200 - total flux cleaned = -0.00423235 Jy ! Total flux subtracted in 200 components = -0.00423235 Jy ! Clean residual min=-0.007293 max=0.008090 Jy/beam ! Clean residual mean=-0.000001 rms=0.001885 Jy/beam ! Combined flux in latest and established models = 1.39909 Jy ! Performing phase self-cal ! Adding 35 model components to the UV plane model. ! The established model now contains 187 components and 1.39909 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.134330Jy sigma=0.990864 ! Fit after self-cal, rms=0.134307Jy sigma=0.990549 ! Inverting map ! Added new window around map position (-25, 77). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00634901 Jy ! Component: 100 - total flux cleaned = 0.00581236 Jy ! Component: 150 - total flux cleaned = 0.00547435 Jy ! Component: 200 - total flux cleaned = 0.00515541 Jy ! Total flux subtracted in 200 components = 0.00515541 Jy ! Clean residual min=-0.007378 max=0.007343 Jy/beam ! Clean residual mean=0.000002 rms=0.001800 Jy/beam ! Combined flux in latest and established models = 1.40425 Jy ! Performing phase self-cal ! Adding 36 model components to the UV plane model. ! The established model now contains 205 components and 1.40425 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.133560Jy sigma=0.982691 ! Fit after self-cal, rms=0.133541Jy sigma=0.982045 ! 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=0.133541Jy sigma=0.982045 ! Fit after self-cal, rms=0.134540Jy sigma=0.975422 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=6.959 mas, bmaj=19 mas, bpa=-6.482 degrees ! Estimated noise=1.83366 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000878062 Jy ! Component: 100 - total flux cleaned = -0.00111623 Jy ! Component: 150 - total flux cleaned = -0.00149512 Jy ! Component: 200 - total flux cleaned = -0.00183311 Jy ! Total flux subtracted in 200 components = -0.00183311 Jy ! Clean residual min=-0.007889 max=0.008122 Jy/beam ! Clean residual mean=0.000003 rms=0.002065 Jy/beam ! Combined flux in latest and established models = 1.40242 Jy selfcal ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 226 components and 1.40242 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.133942Jy sigma=0.972640 ! Fit after self-cal, rms=0.133956Jy sigma=0.971631 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 = 0.000417436 Jy ! Component: 100 - total flux cleaned = 0.000262894 Jy ! Component: 150 - total flux cleaned = -1.26337e-05 Jy ! Component: 200 - total flux cleaned = -0.000269458 Jy ! Total flux subtracted in 200 components = -0.000269458 Jy ! Clean residual min=-0.007806 max=0.007732 Jy/beam ! Clean residual mean=0.000004 rms=0.002011 Jy/beam ! Combined flux in latest and established models = 1.40215 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 239 components and 1.40215 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.133688Jy sigma=0.971397 ! Fit after self-cal, rms=0.133696Jy sigma=0.970943 ! 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=2.959 mas, bmaj=9.889 mas, bpa=-13.15 degrees ! Estimated noise=1.32654 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.959 x 9.889 at -13.15 degrees (North through East) ! Clean map min=-0.009125 max=0.94463 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=0.133696Jy sigma=0.970943 ! Fit after self-cal, rms=0.128612Jy sigma=0.894800 ! Inverting map and beam ! Estimated beam: bmin=2.959 mas, bmaj=9.916 mas, bpa=-13.21 degrees ! Estimated noise=1.32585 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00402189 Jy ! Component: 100 - total flux cleaned = -0.00454951 Jy ! Component: 150 - total flux cleaned = -0.00487037 Jy ! Component: 200 - total flux cleaned = -0.00517582 Jy ! Total flux subtracted in 200 components = -0.00517582 Jy ! Clean residual min=-0.006472 max=0.007017 Jy/beam ! Clean residual mean=0.000003 rms=0.001577 Jy/beam ! Combined flux in latest and established models = 1.39697 Jy ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 247 components and 1.39697 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.128042Jy sigma=0.888374 ! Fit after self-cal, rms=0.128007Jy sigma=0.888179 ! Inverting map ! Added new window around map position (-117, -27). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00362733 Jy ! Component: 100 - total flux cleaned = 0.00327888 Jy ! Component: 150 - total flux cleaned = 0.00327463 Jy ! Component: 200 - total flux cleaned = 0.00341418 Jy ! Total flux subtracted in 200 components = 0.00341418 Jy ! Clean residual min=-0.006653 max=0.006652 Jy/beam ! Clean residual mean=0.000000 rms=0.001511 Jy/beam ! Combined flux in latest and established models = 1.40038 Jy ! Performing phase self-cal ! Adding 33 model components to the UV plane model. ! The established model now contains 260 components and 1.40038 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.127432Jy sigma=0.881248 ! Fit after self-cal, rms=0.127390Jy sigma=0.880842 ! Inverting map ! Added new window around map position (3.5, 74). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00264815 Jy ! Component: 100 - total flux cleaned = 0.00262253 Jy ! Component: 150 - total flux cleaned = 0.00291288 Jy ! Component: 200 - total flux cleaned = 0.00332688 Jy ! Total flux subtracted in 200 components = 0.00332688 Jy ! Clean residual min=-0.006723 max=0.005878 Jy/beam ! Clean residual mean=-0.000001 rms=0.001450 Jy/beam ! Combined flux in latest and established models = 1.40371 Jy ! Performing phase self-cal ! Adding 38 model components to the UV plane model. ! The established model now contains 283 components and 1.40371 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.126862Jy sigma=0.874167 ! Fit after self-cal, rms=0.126808Jy sigma=0.873885 ! Inverting map ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.126808Jy sigma=0.873885 ! Fit after self-cal, rms=0.127232Jy sigma=0.872162 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=2.359 mas, bmaj=8.025 mas, bpa=-12.34 degrees ! Estimated noise=1.56494 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.696345 Jy ! Component: 100 - total flux cleaned = 0.936307 Jy ! Component: 150 - total flux cleaned = 1.07501 Jy ! Component: 200 - total flux cleaned = 1.15832 Jy ! Total flux subtracted in 200 components = 1.15832 Jy ! Clean residual min=-0.015227 max=0.042902 Jy/beam ! Clean residual mean=-0.000031 rms=0.004794 Jy/beam ! Combined flux in latest and established models = 1.15832 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 30 model components to the UV plane model. ! The established model now contains 30 components and 1.15832 Jy ! Inverting map and beam ! Estimated beam: bmin=2.958 mas, bmaj=9.921 mas, bpa=-13.23 degrees ! Estimated noise=1.3236 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 = 0.0832598 Jy ! Component: 100 - total flux cleaned = 0.128027 Jy ! Component: 150 - total flux cleaned = 0.154597 Jy ! Component: 200 - total flux cleaned = 0.171446 Jy ! Total flux subtracted in 200 components = 0.171446 Jy ! Clean residual min=-0.007579 max=0.014356 Jy/beam ! Clean residual mean=0.000031 rms=0.002482 Jy/beam ! Combined flux in latest and established models = 1.32977 Jy ! Adding 61 model components to the UV plane model. ! The established model now contains 87 components and 1.32977 Jy ! Inverting map ! Added new window around map position (4.5, 0.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0142048 Jy ! Component: 100 - total flux cleaned = 0.0246678 Jy ! Component: 150 - total flux cleaned = 0.0335799 Jy ! Component: 200 - total flux cleaned = 0.0413137 Jy ! Total flux subtracted in 200 components = 0.0413137 Jy ! Clean residual min=-0.005967 max=0.007399 Jy/beam ! Clean residual mean=0.000016 rms=0.001707 Jy/beam ! Combined flux in latest and established models = 1.37108 Jy ! Adding 45 model components to the UV plane model. ! The established model now contains 129 components and 1.37108 Jy ! Inverting map ! Added new window around map position (52.5, 117.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00759743 Jy ! Component: 100 - total flux cleaned = 0.0131099 Jy ! Component: 150 - total flux cleaned = 0.0176212 Jy ! Component: 200 - total flux cleaned = 0.0213006 Jy ! Total flux subtracted in 200 components = 0.0213006 Jy ! Clean residual min=-0.005729 max=0.005804 Jy/beam ! Clean residual mean=0.000009 rms=0.001473 Jy/beam ! Combined flux in latest and established models = 1.39238 Jy ! Adding 47 model components to the UV plane model. ! The established model now contains 153 components and 1.39238 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=6.956 mas, bmaj=19.06 mas, bpa=-6.578 degrees ! Estimated noise=1.82988 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00726508 Jy ! Component: 100 - total flux cleaned = 0.0123763 Jy ! Component: 150 - total flux cleaned = 0.0163106 Jy ! Component: 200 - total flux cleaned = 0.0184298 Jy ! Total flux subtracted in 200 components = 0.0184298 Jy ! Clean residual min=-0.006585 max=0.005828 Jy/beam ! Clean residual mean=0.000006 rms=0.001743 Jy/beam ! Combined flux in latest and established models = 1.41081 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 = 0.00139401 Jy ! Component: 100 - total flux cleaned = 0.00231866 Jy ! Component: 150 - total flux cleaned = 0.00319605 Jy ! Component: 200 - total flux cleaned = 0.00367254 Jy ! Total flux subtracted in 200 components = 0.00367254 Jy ! Clean residual min=-0.006342 max=0.005848 Jy/beam ! Clean residual mean=0.000004 rms=0.001686 Jy/beam ! Combined flux in latest and established models = 1.41449 Jy ! Adding 74 model components to the UV plane model. ! The established model now contains 218 components and 1.41449 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=2.958 mas, bmaj=9.921 mas, bpa=-13.23 degrees ! Estimated noise=1.3236 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00261303 Jy ! Component: 100 - total flux cleaned = -0.00186274 Jy ! Component: 150 - total flux cleaned = -0.00131368 Jy ! Component: 200 - total flux cleaned = -0.00118466 Jy ! Total flux subtracted in 200 components = -0.00118466 Jy ! Clean residual min=-0.005483 max=0.005232 Jy/beam ! Clean residual mean=0.000003 rms=0.001303 Jy/beam ! Combined flux in latest and established models = 1.4133 Jy selfcal ! Performing phase self-cal ! Adding 36 model components to the UV plane model. ! The established model now contains 248 components and 1.4133 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.125643Jy sigma=0.859351 ! Fit after self-cal, rms=0.125385Jy sigma=0.856091 wmodel J1923-2104_S_b_map.mod ! Writing 248 model components to file: J1923-2104_S_b_map.mod wobs J1923-2104_S_b_uvs.fits ! Writing UV FITS file: J1923-2104_S_b_uvs.fits wwins J1923-2104_S_b_map.win ! wwins: Wrote 9 windows to J1923-2104_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 = -0.000480066 Jy ! Component: 100 - total flux cleaned = -0.000830165 Jy ! Component: 150 - total flux cleaned = -0.00108024 Jy ! Component: 200 - total flux cleaned = -0.00116054 Jy ! Component: 250 - total flux cleaned = -0.00123973 Jy ! Component: 300 - total flux cleaned = -0.00124161 Jy ! Component: 350 - total flux cleaned = -0.00161583 Jy ! Component: 400 - total flux cleaned = -0.0015428 Jy ! Component: 450 - total flux cleaned = -0.0017606 Jy ! Component: 500 - total flux cleaned = -0.00169027 Jy ! Component: 550 - total flux cleaned = -0.00189954 Jy ! Component: 600 - total flux cleaned = -0.00196807 Jy ! Component: 650 - total flux cleaned = -0.00224039 Jy ! Component: 700 - total flux cleaned = -0.00244168 Jy ! Component: 750 - total flux cleaned = -0.00244019 Jy ! Component: 800 - total flux cleaned = -0.00263659 Jy ! Component: 850 - total flux cleaned = -0.00276542 Jy ! Component: 900 - total flux cleaned = -0.00282817 Jy ! Component: 950 - total flux cleaned = -0.00276476 Jy ! Component: 1000 - total flux cleaned = -0.00313878 Jy ! Component: 1050 - total flux cleaned = -0.00313709 Jy ! Component: 1100 - total flux cleaned = -0.00325918 Jy ! Component: 1150 - total flux cleaned = -0.00325891 Jy ! Component: 1200 - total flux cleaned = -0.00331942 Jy ! Component: 1250 - total flux cleaned = -0.0034389 Jy ! Component: 1300 - total flux cleaned = -0.00343973 Jy ! Component: 1350 - total flux cleaned = -0.00361507 Jy ! Component: 1400 - total flux cleaned = -0.00361486 Jy ! Component: 1450 - total flux cleaned = -0.00355792 Jy ! Component: 1500 - total flux cleaned = -0.0037281 Jy ! Component: 1550 - total flux cleaned = -0.00389629 Jy ! Component: 1600 - total flux cleaned = -0.00406281 Jy ! Component: 1650 - total flux cleaned = -0.004063 Jy ! Component: 1700 - total flux cleaned = -0.00400759 Jy ! Component: 1750 - total flux cleaned = -0.00411716 Jy ! Component: 1800 - total flux cleaned = -0.00427962 Jy ! Component: 1850 - total flux cleaned = -0.00449332 Jy ! Component: 1900 - total flux cleaned = -0.00428185 Jy ! Component: 1950 - total flux cleaned = -0.00449261 Jy ! Component: 2000 - total flux cleaned = -0.00470111 Jy ! Component: 2050 - total flux cleaned = -0.00475338 Jy ! Component: 2100 - total flux cleaned = -0.00470183 Jy ! Component: 2150 - total flux cleaned = -0.00485447 Jy ! Component: 2200 - total flux cleaned = -0.0048545 Jy ! Component: 2250 - total flux cleaned = -0.00480386 Jy ! Component: 2300 - total flux cleaned = -0.00490359 Jy ! Component: 2350 - total flux cleaned = -0.0050028 Jy ! Component: 2400 - total flux cleaned = -0.00495331 Jy ! Component: 2450 - total flux cleaned = -0.00519754 Jy ! Component: 2500 - total flux cleaned = -0.0050514 Jy ! Component: 2550 - total flux cleaned = -0.00495523 Jy ! Component: 2600 - total flux cleaned = -0.00529077 Jy ! Component: 2650 - total flux cleaned = -0.00533852 Jy ! Component: 2700 - total flux cleaned = -0.00538576 Jy ! Component: 2750 - total flux cleaned = -0.0053862 Jy ! Component: 2800 - total flux cleaned = -0.00533957 Jy ! Component: 2850 - total flux cleaned = -0.00543297 Jy ! Component: 2900 - total flux cleaned = -0.00557172 Jy ! Component: 2950 - total flux cleaned = -0.00561789 Jy ! Component: 3000 - total flux cleaned = -0.00543537 Jy ! Component: 3050 - total flux cleaned = -0.00579826 Jy ! Component: 3100 - total flux cleaned = -0.00561801 Jy ! Component: 3150 - total flux cleaned = -0.00548359 Jy ! Component: 3200 - total flux cleaned = -0.00552853 Jy ! Component: 3250 - total flux cleaned = -0.0056612 Jy ! Component: 3300 - total flux cleaned = -0.00557295 Jy ! Component: 3350 - total flux cleaned = -0.0054414 Jy ! Component: 3400 - total flux cleaned = -0.00544114 Jy ! Component: 3450 - total flux cleaned = -0.0053978 Jy ! Component: 3500 - total flux cleaned = -0.00535479 Jy ! Component: 3550 - total flux cleaned = -0.00531194 Jy ! Component: 3600 - total flux cleaned = -0.0054398 Jy ! Component: 3650 - total flux cleaned = -0.00535493 Jy ! Component: 3700 - total flux cleaned = -0.00518637 Jy ! Component: 3750 - total flux cleaned = -0.00510268 Jy ! Component: 3800 - total flux cleaned = -0.00518616 Jy ! Component: 3850 - total flux cleaned = -0.00489625 Jy ! Component: 3900 - total flux cleaned = -0.00477291 Jy ! Component: 3950 - total flux cleaned = -0.00465005 Jy ! Component: 4000 - total flux cleaned = -0.00460943 Jy ! Component: 4050 - total flux cleaned = -0.00465023 Jy ! Total flux subtracted in 4096 components = -0.00452907 Jy ! Clean residual min=-0.002420 max=0.002273 Jy/beam ! Clean residual mean=-0.000000 rms=0.000770 Jy/beam ! Combined flux in latest and established models = 1.40877 Jy keep ! Adding 289 model components to the UV plane model. ! The established model now contains 536 components and 1.40877 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uvm//J1923-2104_S_b_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.958 x 9.921 at -13.23 degrees (North through East) ! Clean map min=-0.0051104 max=0.97106 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uvm//J1923-2104_S_b_map.fits wmodel /vlbi/uf001/uvm//J1923-2104_S_b_map.mod ! Writing 536 model components to file: /vlbi/uf001/uvm//J1923-2104_S_b_map.mod wobs /vlbi/uf001/uvm//J1923-2104_S_b_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uvm//J1923-2104_S_b_uvs.fits wwins /vlbi/uf001/uvm//J1923-2104_S_b_map.win ! wwins: Wrote 10 windows to /vlbi/uf001/uvm//J1923-2104_S_b_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.97106 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000769484 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.237725 0.237725 0.47545 0.9509 1.9018 3.8036 7.6072 15.2144 30.4288 60.8576 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0023 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.971 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 1261.96 quit ! Quitting program ! Log file /vlbi/uf001/uvm//J1923-2104_S_b_dfm.log closed on Sun Jan 13 22:21:02 2019