! Started logfile: /vlbi/uf001/uvm//J1638+5720_S_b_dfm.log on Sun Jan 13 22:02:20 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//J1638+5720_S_b_uvm.fits ! Reading UV FITS file: /vlbi/uf001/uvm//J1638+5720_S_b_uvm.fits ! AN table 1: 12 integrations on 36 of 36 possible baselines. ! AN table 2: 10 integrations on 28 of 28 possible baselines. ! Apparent sampling: 0.832865 visibilities/baseline/integration-bin. ! Found source: J1638+5720 ! ! 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 40 lines of history. ! ! Reading 1779 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 J1638+5720_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 53 telescope corrections were flagged in sub-array 1. ! A total of 29 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 2. ! A total of 53 telescope corrections were flagged in sub-array 1. ! A total of 29 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 3. ! A total of 53 telescope corrections were flagged in sub-array 1. ! A total of 29 telescope corrections were flagged in sub-array 2. ! ! Fit before self-cal, rms=1.521832Jy sigma=21.482256 ! Fit after self-cal, rms=0.276118Jy sigma=4.127295 ! 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=3.202 mas, bmaj=5.12 mas, bpa=-43.02 degrees ! Estimated noise=1.76474 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 = 0.776328 Jy ! Component: 100 - total flux cleaned = 1.01883 Jy ! Total flux subtracted in 100 components = 1.01883 Jy ! Clean residual min=-0.034804 max=0.099084 Jy/beam ! Clean residual mean=0.000023 rms=0.011008 Jy/beam ! Combined flux in latest and established models = 1.01883 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 10 components and 1.01883 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.232170Jy sigma=3.016131 ! Fit after self-cal, rms=0.231893Jy sigma=3.011486 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.106646 Jy ! Component: 100 - total flux cleaned = 0.165962 Jy ! Total flux subtracted in 100 components = 0.165962 Jy ! Clean residual min=-0.024396 max=0.049807 Jy/beam ! Clean residual mean=-0.000043 rms=0.006570 Jy/beam ! Combined flux in latest and established models = 1.18479 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 23 components and 1.18479 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.156331Jy sigma=2.076013 ! Fit after self-cal, rms=0.156007Jy sigma=2.070584 ! Inverting map ! Added new window around map position (-2, -5.5). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0472261 Jy ! Component: 100 - total flux cleaned = 0.0733923 Jy ! Total flux subtracted in 100 components = 0.0733923 Jy ! Clean residual min=-0.021860 max=0.020622 Jy/beam ! Clean residual mean=-0.000082 rms=0.004986 Jy/beam ! Combined flux in latest and established models = 1.25818 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 37 components and 1.25818 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.138595Jy sigma=1.863688 ! Fit after self-cal, rms=0.137840Jy sigma=1.852703 ! 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=3.869 mas, bmaj=5.582 mas, bpa=-43.35 degrees ! Estimated noise=1.53833 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 = 0.0210589 Jy ! Component: 100 - total flux cleaned = 0.0324269 Jy ! Component: 150 - total flux cleaned = 0.0362585 Jy ! Component: 200 - total flux cleaned = 0.0385362 Jy ! Total flux subtracted in 200 components = 0.0385362 Jy ! Clean residual min=-0.021058 max=0.019125 Jy/beam ! Clean residual mean=-0.000214 rms=0.004844 Jy/beam ! Combined flux in latest and established models = 1.29672 Jy ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 61 components and 1.29672 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.133943Jy sigma=1.809458 ! Fit after self-cal, rms=0.133659Jy sigma=1.805346 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.869 x 5.582 at -43.35 degrees (North through East) ! Clean map min=-0.020539 max=1.0105 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 1.03 HN 1.01 KP 1.05 ! LA 0.95 MK 1.03 NL 1.04 OV 1.00 ! PT 1.04 ! ! A total of 3 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.01 FD 0.99 HN 1.02 KP 1.03 ! LA 0.96 MK 1.00 NL 1.07 PT 1.02 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.84 FD 1.10 HN 0.98 KP 1.05 ! LA 0.95 MK 1.05 NL 1.06 OV 0.89 ! PT 1.05 ! ! A total of 3 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.86 FD 1.01 HN 0.99 KP 1.01 ! LA 1.00 MK 1.00 NL 0.84 PT 1.01 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.92 FD 1.06 HN 1.02 KP 1.03 ! LA 0.93 MK 1.09 NL 1.08 OV 1.00 ! PT 1.04 ! ! A total of 3 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.02 FD 0.99 HN 1.03 KP 1.06 ! LA 0.95 MK 0.98 NL 1.01 PT 1.03 ! ! ! Fit before self-cal, rms=0.133659Jy sigma=1.805346 ! Fit after self-cal, rms=0.082406Jy sigma=1.190600 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=3.897 mas, bmaj=5.582 mas, bpa=-43.56 degrees ! Estimated noise=1.54584 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 = 0.00210245 Jy ! Component: 100 - total flux cleaned = 0.00297848 Jy ! Component: 150 - total flux cleaned = 0.00372902 Jy ! Component: 200 - total flux cleaned = 0.00440054 Jy ! Total flux subtracted in 200 components = 0.00440054 Jy ! Clean residual min=-0.010421 max=0.010409 Jy/beam ! Clean residual mean=-0.000078 rms=0.002546 Jy/beam ! Combined flux in latest and established models = 1.30112 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 85 components and 1.30112 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.081600Jy sigma=1.173642 ! Fit after self-cal, rms=0.081486Jy sigma=1.171473 ! 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=0.081486Jy sigma=1.171473 ! Fit after self-cal, rms=0.063176Jy sigma=0.864186 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.888 mas, bmaj=5.595 mas, bpa=-43.47 degrees ! Estimated noise=1.54474 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00316193 Jy ! Component: 100 - total flux cleaned = -0.00364454 Jy ! Component: 150 - total flux cleaned = -0.00356167 Jy ! Component: 200 - total flux cleaned = -0.00348594 Jy ! Total flux subtracted in 200 components = -0.00348594 Jy ! Clean residual min=-0.006228 max=0.006491 Jy/beam ! Clean residual mean=-0.000046 rms=0.001554 Jy/beam ! Combined flux in latest and established models = 1.29764 Jy selfcal ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 91 components and 1.29764 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.062777Jy sigma=0.857809 ! Fit after self-cal, rms=0.062774Jy sigma=0.856876 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 = -0.000380132 Jy ! Component: 100 - total flux cleaned = -0.000150042 Jy ! Component: 150 - total flux cleaned = -9.35543e-05 Jy ! Component: 200 - total flux cleaned = -4.1559e-05 Jy ! Total flux subtracted in 200 components = -4.1559e-05 Jy ! Clean residual min=-0.006390 max=0.006419 Jy/beam ! Clean residual mean=-0.000046 rms=0.001530 Jy/beam ! Combined flux in latest and established models = 1.29759 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 100 components and 1.29759 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.062632Jy sigma=0.854473 ! Fit after self-cal, rms=0.062614Jy sigma=0.853935 ! 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=0.062614Jy sigma=0.853935 ! Fit after self-cal, rms=0.062570Jy sigma=0.852550 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.893 mas, bmaj=5.596 mas, bpa=-43.43 degrees ! Estimated noise=1.54521 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00248647 Jy ! Component: 100 - total flux cleaned = -0.00278081 Jy ! Component: 150 - total flux cleaned = -0.00283302 Jy ! Component: 200 - total flux cleaned = -0.00273331 Jy ! Total flux subtracted in 200 components = -0.00273331 Jy ! Clean residual min=-0.006312 max=0.006183 Jy/beam ! Clean residual mean=-0.000047 rms=0.001488 Jy/beam ! Combined flux in latest and established models = 1.29486 Jy selfcal ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 103 components and 1.29486 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.062396Jy sigma=0.849921 ! Fit after self-cal, rms=0.062391Jy sigma=0.849448 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 (-13, -19). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00656486 Jy ! Component: 100 - total flux cleaned = 0.0104001 Jy ! Component: 150 - total flux cleaned = 0.0117137 Jy ! Component: 200 - total flux cleaned = 0.0120634 Jy ! Total flux subtracted in 200 components = 0.0120634 Jy ! Clean residual min=-0.005468 max=0.005576 Jy/beam ! Clean residual mean=-0.000029 rms=0.001360 Jy/beam ! Combined flux in latest and established models = 1.30692 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 123 components and 1.30692 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.061596Jy sigma=0.838386 ! Fit after self-cal, rms=0.061568Jy sigma=0.837796 ! 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=0.061568Jy sigma=0.837796 ! Fit after self-cal, rms=0.061428Jy sigma=0.836435 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=7.928 mas, bmaj=8.884 mas, bpa=80.35 degrees ! Estimated noise=1.99876 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00164629 Jy ! Component: 100 - total flux cleaned = 0.00221793 Jy ! Component: 150 - total flux cleaned = 0.00228551 Jy ! Component: 200 - total flux cleaned = 0.0023418 Jy ! Total flux subtracted in 200 components = 0.0023418 Jy ! Clean residual min=-0.006088 max=0.006330 Jy/beam ! Clean residual mean=-0.000053 rms=0.001683 Jy/beam ! Combined flux in latest and established models = 1.30927 Jy selfcal ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 137 components and 1.30927 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.061269Jy sigma=0.834571 ! Fit after self-cal, rms=0.061240Jy sigma=0.834309 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 = 0.000197874 Jy ! Component: 100 - total flux cleaned = 0.000406291 Jy ! Component: 150 - total flux cleaned = 0.000588129 Jy ! Component: 200 - total flux cleaned = 0.000669628 Jy ! Total flux subtracted in 200 components = 0.000669628 Jy ! Clean residual min=-0.006012 max=0.006139 Jy/beam ! Clean residual mean=-0.000050 rms=0.001671 Jy/beam ! Combined flux in latest and established models = 1.30994 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 146 components and 1.30994 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.061196Jy sigma=0.833832 ! Fit after self-cal, rms=0.061187Jy sigma=0.833665 ! 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=3.898 mas, bmaj=5.597 mas, bpa=-43.41 degrees ! Estimated noise=1.54508 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.898 x 5.597 at -43.41 degrees (North through East) ! Clean map min=-0.0053084 max=1.0124 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=0.061187Jy sigma=0.833665 ! Fit after self-cal, rms=0.057875Jy sigma=0.780876 ! Inverting map and beam ! Estimated beam: bmin=3.898 mas, bmaj=5.597 mas, bpa=-43.39 degrees ! Estimated noise=1.5444 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000451646 Jy ! Component: 100 - total flux cleaned = 0.000186517 Jy ! Component: 150 - total flux cleaned = 8.6467e-06 Jy ! Component: 200 - total flux cleaned = -9.45154e-05 Jy ! Total flux subtracted in 200 components = -9.45154e-05 Jy ! Clean residual min=-0.005244 max=0.005063 Jy/beam ! Clean residual mean=-0.000021 rms=0.001256 Jy/beam ! Combined flux in latest and established models = 1.30984 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 160 components and 1.30984 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.057739Jy sigma=0.778326 ! Fit after self-cal, rms=0.057738Jy sigma=0.778197 ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 1.09933e-06 Jy ! Component: 100 - total flux cleaned = -4.718e-05 Jy ! Component: 150 - total flux cleaned = -9.42502e-05 Jy ! Component: 200 - total flux cleaned = -9.57806e-05 Jy ! Total flux subtracted in 200 components = -9.57806e-05 Jy ! Clean residual min=-0.005170 max=0.005014 Jy/beam ! Clean residual mean=-0.000021 rms=0.001245 Jy/beam ! Combined flux in latest and established models = 1.30974 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 168 components and 1.30974 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.057678Jy sigma=0.776980 ! Fit after self-cal, rms=0.057675Jy sigma=0.776901 ! Inverting map ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.057675Jy sigma=0.776901 ! Fit after self-cal, rms=0.057656Jy sigma=0.776589 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=3.232 mas, bmaj=5.166 mas, bpa=-43.16 degrees ! Estimated noise=1.77845 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.779424 Jy ! Component: 100 - total flux cleaned = 1.02057 Jy ! Component: 150 - total flux cleaned = 1.12821 Jy ! Component: 200 - total flux cleaned = 1.18608 Jy ! Total flux subtracted in 200 components = 1.18608 Jy ! Clean residual min=-0.012029 max=0.028537 Jy/beam ! Clean residual mean=0.000032 rms=0.003575 Jy/beam ! Combined flux in latest and established models = 1.18608 Jy uvw 0,-1 ! Uniform weighting is not currently selected. ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. flux_cutoff = imstat(rms) * dynam ! Adding 21 model components to the UV plane model. ! The established model now contains 21 components and 1.18608 Jy ! Inverting map and beam ! Estimated beam: bmin=3.901 mas, bmaj=5.597 mas, bpa=-43.39 degrees ! Estimated noise=1.54467 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 = 0.0414371 Jy ! Component: 100 - total flux cleaned = 0.0637047 Jy ! Component: 150 - total flux cleaned = 0.0771727 Jy ! Component: 200 - total flux cleaned = 0.0867223 Jy ! Total flux subtracted in 200 components = 0.0867223 Jy ! Clean residual min=-0.005820 max=0.006278 Jy/beam ! Clean residual mean=-0.000062 rms=0.001586 Jy/beam ! Combined flux in latest and established models = 1.27281 Jy ! Adding 43 model components to the UV plane model. ! The established model now contains 58 components and 1.27281 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=7.934 mas, bmaj=8.886 mas, bpa=80.16 degrees ! Estimated noise=1.99684 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0104309 Jy ! Component: 100 - total flux cleaned = 0.0175104 Jy ! Component: 150 - total flux cleaned = 0.0227237 Jy ! Component: 200 - total flux cleaned = 0.0266306 Jy ! Total flux subtracted in 200 components = 0.0266306 Jy ! Clean residual min=-0.005908 max=0.005842 Jy/beam ! Clean residual mean=-0.000072 rms=0.001640 Jy/beam ! Combined flux in latest and established models = 1.29944 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 = 0.00294383 Jy ! Component: 100 - total flux cleaned = 0.0051687 Jy ! Component: 150 - total flux cleaned = 0.00655327 Jy ! Component: 200 - total flux cleaned = 0.00724511 Jy ! Total flux subtracted in 200 components = 0.00724511 Jy ! Clean residual min=-0.005764 max=0.005574 Jy/beam ! Clean residual mean=-0.000054 rms=0.001592 Jy/beam ! Combined flux in latest and established models = 1.30668 Jy ! Adding 81 model components to the UV plane model. ! The established model now contains 128 components and 1.30668 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=3.901 mas, bmaj=5.597 mas, bpa=-43.39 degrees ! Estimated noise=1.54467 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00038148 Jy ! Component: 100 - total flux cleaned = 0.000495015 Jy ! Component: 150 - total flux cleaned = 0.000792378 Jy ! Component: 200 - total flux cleaned = 0.000972056 Jy ! Total flux subtracted in 200 components = 0.000972056 Jy ! Clean residual min=-0.005240 max=0.005113 Jy/beam ! Clean residual mean=-0.000021 rms=0.001267 Jy/beam ! Combined flux in latest and established models = 1.30765 Jy selfcal ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 145 components and 1.30765 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.057843Jy sigma=0.780812 ! Fit after self-cal, rms=0.057761Jy sigma=0.779508 wmodel J1638+5720_S_b_map.mod ! Writing 145 model components to file: J1638+5720_S_b_map.mod wobs J1638+5720_S_b_uvs.fits ! Writing UV FITS file: J1638+5720_S_b_uvs.fits wwins J1638+5720_S_b_map.win ! wwins: Wrote 3 windows to J1638+5720_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 = -0.00138268 Jy ! Component: 100 - total flux cleaned = -0.00264457 Jy ! Component: 150 - total flux cleaned = -0.00340788 Jy ! Component: 200 - total flux cleaned = -0.00397689 Jy ! Component: 250 - total flux cleaned = -0.00444439 Jy ! Component: 300 - total flux cleaned = -0.00466855 Jy ! Component: 350 - total flux cleaned = -0.00481158 Jy ! Component: 400 - total flux cleaned = -0.00480939 Jy ! Component: 450 - total flux cleaned = -0.00467288 Jy ! Component: 500 - total flux cleaned = -0.00473831 Jy ! Component: 550 - total flux cleaned = -0.00460916 Jy ! Component: 600 - total flux cleaned = -0.00423396 Jy ! Component: 650 - total flux cleaned = -0.0039898 Jy ! Component: 700 - total flux cleaned = -0.00363022 Jy ! Component: 750 - total flux cleaned = -0.00327816 Jy ! Component: 800 - total flux cleaned = -0.00304786 Jy ! Component: 850 - total flux cleaned = -0.00282103 Jy ! Component: 900 - total flux cleaned = -0.00237565 Jy ! Component: 950 - total flux cleaned = -0.00215682 Jy ! Component: 1000 - total flux cleaned = -0.001944 Jy ! Component: 1050 - total flux cleaned = -0.00189153 Jy ! Component: 1100 - total flux cleaned = -0.00163007 Jy ! Component: 1150 - total flux cleaned = -0.00137244 Jy ! Component: 1200 - total flux cleaned = -0.00116874 Jy ! Component: 1250 - total flux cleaned = -0.000768357 Jy ! Component: 1300 - total flux cleaned = -0.000767877 Jy ! Component: 1350 - total flux cleaned = -0.000572263 Jy ! Component: 1400 - total flux cleaned = -0.000236599 Jy ! Component: 1450 - total flux cleaned = -4.78424e-05 Jy ! Component: 1500 - total flux cleaned = 4.49975e-05 Jy ! Component: 1550 - total flux cleaned = 0.000183008 Jy ! Component: 1600 - total flux cleaned = 0.000227711 Jy ! Component: 1650 - total flux cleaned = 0.000273014 Jy ! Component: 1700 - total flux cleaned = 0.000495289 Jy ! Component: 1750 - total flux cleaned = 0.000584102 Jy ! Component: 1800 - total flux cleaned = 0.000671362 Jy ! Component: 1850 - total flux cleaned = 0.000971867 Jy ! Component: 1900 - total flux cleaned = 0.000928727 Jy ! Component: 1950 - total flux cleaned = 0.000971251 Jy ! Component: 2000 - total flux cleaned = 0.00113781 Jy ! Component: 2050 - total flux cleaned = 0.0013438 Jy ! Component: 2100 - total flux cleaned = 0.0014254 Jy ! Component: 2150 - total flux cleaned = 0.00162721 Jy ! Component: 2200 - total flux cleaned = 0.00162781 Jy ! Component: 2250 - total flux cleaned = 0.0017855 Jy ! Component: 2300 - total flux cleaned = 0.00190253 Jy ! Component: 2350 - total flux cleaned = 0.00201801 Jy ! Component: 2400 - total flux cleaned = 0.00201822 Jy ! Component: 2450 - total flux cleaned = 0.00198076 Jy ! Component: 2500 - total flux cleaned = 0.00224405 Jy ! Component: 2550 - total flux cleaned = 0.00224392 Jy ! Component: 2600 - total flux cleaned = 0.00224372 Jy ! Component: 2650 - total flux cleaned = 0.00231739 Jy ! Component: 2700 - total flux cleaned = 0.00246226 Jy ! Component: 2750 - total flux cleaned = 0.00235536 Jy ! Component: 2800 - total flux cleaned = 0.00253309 Jy ! Component: 2850 - total flux cleaned = 0.00253281 Jy ! Component: 2900 - total flux cleaned = 0.00253304 Jy ! Component: 2950 - total flux cleaned = 0.00260254 Jy ! Component: 3000 - total flux cleaned = 0.00256848 Jy ! Component: 3050 - total flux cleaned = 0.00273902 Jy ! Component: 3100 - total flux cleaned = 0.00277246 Jy ! Component: 3150 - total flux cleaned = 0.00273945 Jy ! Component: 3200 - total flux cleaned = 0.00270661 Jy ! Component: 3250 - total flux cleaned = 0.00277242 Jy ! Component: 3300 - total flux cleaned = 0.00287049 Jy ! Component: 3350 - total flux cleaned = 0.0029031 Jy ! Component: 3400 - total flux cleaned = 0.00296709 Jy ! Component: 3450 - total flux cleaned = 0.00271262 Jy ! Component: 3500 - total flux cleaned = 0.0029025 Jy ! Component: 3550 - total flux cleaned = 0.00287118 Jy ! Component: 3600 - total flux cleaned = 0.00299524 Jy ! Component: 3650 - total flux cleaned = 0.00277984 Jy ! Component: 3700 - total flux cleaned = 0.0027799 Jy ! Component: 3750 - total flux cleaned = 0.00278005 Jy ! Component: 3800 - total flux cleaned = 0.00278024 Jy ! Component: 3850 - total flux cleaned = 0.00275047 Jy ! Component: 3900 - total flux cleaned = 0.00275006 Jy ! Component: 3950 - total flux cleaned = 0.00266199 Jy ! Component: 4000 - total flux cleaned = 0.00263275 Jy ! Component: 4050 - total flux cleaned = 0.00269069 Jy ! Total flux subtracted in 4096 components = 0.00263297 Jy ! Clean residual min=-0.001513 max=0.001805 Jy/beam ! Clean residual mean=0.000002 rms=0.000530 Jy/beam ! Combined flux in latest and established models = 1.31029 Jy keep ! Adding 275 model components to the UV plane model. ! The established model now contains 420 components and 1.31029 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uvm//J1638+5720_S_b_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.901 x 5.597 at -43.39 degrees (North through East) ! Clean map min=-0.0034931 max=1.0142 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uvm//J1638+5720_S_b_map.fits wmodel /vlbi/uf001/uvm//J1638+5720_S_b_map.mod ! Writing 420 model components to file: /vlbi/uf001/uvm//J1638+5720_S_b_map.mod wobs /vlbi/uf001/uvm//J1638+5720_S_b_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uvm//J1638+5720_S_b_uvs.fits wwins /vlbi/uf001/uvm//J1638+5720_S_b_map.win ! wwins: Wrote 4 windows to /vlbi/uf001/uvm//J1638+5720_S_b_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 1.01424 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000527667 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.156077 0.156077 0.312154 0.624308 1.24862 2.49723 4.99447 9.98893 19.9779 39.9557 79.9115 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0015 print "peak= ", int(1000*peak_flux)/1000 ! peak= 1.014 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 1922.13 quit ! Quitting program ! Log file /vlbi/uf001/uvm//J1638+5720_S_b_dfm.log closed on Sun Jan 13 22:02:25 2019