! Started logfile: /vlbi/uf001/uvm//J1751+0939_S_b_dfm.log on Sun Jan 13 22:09:39 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//J1751+0939_S_b_uvm.fits ! Reading UV FITS file: /vlbi/uf001/uvm//J1751+0939_S_b_uvm.fits ! AN table 1: 5 integrations on 10 of 10 possible baselines. ! AN table 2: 24 integrations on 36 of 36 possible baselines. ! AN table 3: 4 integrations on 21 of 21 possible baselines. ! AN table 4: 10 integrations on 28 of 28 possible baselines. ! Apparent sampling: 0.752739 visibilities/baseline/integration-bin. ! Found source: J1751+0939 ! ! 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 2886 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 J1751+0939_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 10 telescope corrections were flagged in sub-array 1. ! A total of 94 telescope corrections were flagged in sub-array 2. ! A total of 7 telescope corrections were flagged in sub-array 3. ! A total of 32 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 2. ! A total of 10 telescope corrections were flagged in sub-array 1. ! A total of 94 telescope corrections were flagged in sub-array 2. ! A total of 7 telescope corrections were flagged in sub-array 3. ! A total of 32 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 3. ! A total of 10 telescope corrections were flagged in sub-array 1. ! A total of 94 telescope corrections were flagged in sub-array 2. ! A total of 7 telescope corrections were flagged in sub-array 3. ! A total of 32 telescope corrections were flagged in sub-array 4. ! ! Fit before self-cal, rms=1.719845Jy sigma=19.762207 ! Fit after self-cal, rms=0.506991Jy sigma=5.384077 ! 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=2.726 mas, bmaj=6.875 mas, bpa=-8.007 degrees ! Estimated noise=1.62734 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 = 1.08239 Jy ! Component: 100 - total flux cleaned = 1.32286 Jy ! Total flux subtracted in 100 components = 1.32286 Jy ! Clean residual min=-0.042450 max=0.081940 Jy/beam ! Clean residual mean=-0.000208 rms=0.010754 Jy/beam ! Combined flux in latest and established models = 1.32286 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 7 components and 1.32286 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.285979Jy sigma=2.913061 ! Fit after self-cal, rms=0.285940Jy sigma=2.912746 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0861433 Jy ! Component: 100 - total flux cleaned = 0.139394 Jy ! Total flux subtracted in 100 components = 0.139394 Jy ! Clean residual min=-0.039448 max=0.043694 Jy/beam ! Clean residual mean=-0.000071 rms=0.009004 Jy/beam ! Combined flux in latest and established models = 1.46226 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 26 components and 1.46226 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.247056Jy sigma=2.546435 ! Fit after self-cal, rms=0.246936Jy sigma=2.544952 ! 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=3.184 mas, bmaj=7.518 mas, bpa=-5.896 degrees ! Estimated noise=1.35307 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 = 0.0435795 Jy ! Component: 100 - total flux cleaned = 0.071642 Jy ! Component: 150 - total flux cleaned = 0.0908761 Jy ! Component: 200 - total flux cleaned = 0.100128 Jy ! Total flux subtracted in 200 components = 0.100128 Jy ! Clean residual min=-0.042567 max=0.036012 Jy/beam ! Clean residual mean=0.000061 rms=0.008084 Jy/beam ! Combined flux in latest and established models = 1.56238 Jy ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 49 components and 1.56238 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.234970Jy sigma=2.448128 ! Fit after self-cal, rms=0.234804Jy sigma=2.446131 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.184 x 7.518 at -5.896 degrees (North through East) ! Clean map min=-0.040821 max=1.3728 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 1.25 HN 1.07 NL 1.01 ! SC 0.89 ! ! A total of 3 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.99 HN 1.04 KP 1.04 LA 1.01 ! MK 1.04 NL 1.06 OV 0.99 PT 1.02 ! SC 0.97 ! ! Telescope amplitude corrections in sub-array 3: ! FD 0.88 HN 0.91 KP 0.93 LA 0.87 ! NL 1.03 OV 0.84 PT 0.93 ! ! Telescope amplitude corrections in sub-array 4: ! BR 1.09 FD 0.93 HN 1.02 KP 0.92 ! LA 0.93 MK 1.00 NL 1.04 OV 0.98 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.30 FD 1.17 HN 1.09 NL 0.99 ! SC 0.89 ! ! A total of 3 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.27 HN 1.05 KP 1.03 LA 1.01 ! MK 1.04 NL 1.05 OV 0.91 PT 1.01 ! SC 0.98 ! ! Telescope amplitude corrections in sub-array 3: ! FD 0.87 HN 0.91 KP 0.92 LA 0.85 ! NL 1.11 OV 0.80 PT 0.93 ! ! Telescope amplitude corrections in sub-array 4: ! BR 1.44 FD 0.94 HN 1.00 KP 0.93 ! LA 0.97 MK 1.01 NL 0.84 OV 0.97 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 0.99 HN 1.02 NL 0.97 ! SC 0.87 ! ! A total of 3 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.15 HN 1.02 KP 1.04 LA 1.02 ! MK 1.03 NL 1.02 OV 0.99 PT 1.03 ! SC 0.97 ! ! Telescope amplitude corrections in sub-array 3: ! FD 0.88 HN 0.91 KP 0.93 LA 0.86 ! NL 1.10 OV 0.87 PT 0.92 ! ! Telescope amplitude corrections in sub-array 4: ! BR 1.10 FD 1.00 HN 1.01 KP 0.94 ! LA 0.94 MK 1.02 NL 0.96 OV 0.96 ! ! ! Fit before self-cal, rms=0.234804Jy sigma=2.446131 ! Fit after self-cal, rms=0.199714Jy sigma=1.653698 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=3.196 mas, bmaj=7.587 mas, bpa=-5.686 degrees ! Estimated noise=1.37648 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 = 0.00135186 Jy ! Component: 100 - total flux cleaned = 0.00085031 Jy ! Component: 150 - total flux cleaned = 4.30428e-05 Jy ! Component: 200 - total flux cleaned = -0.000994998 Jy ! Total flux subtracted in 200 components = -0.000994998 Jy ! Clean residual min=-0.018550 max=0.021361 Jy/beam ! Clean residual mean=0.000036 rms=0.004600 Jy/beam ! Combined flux in latest and established models = 1.56139 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 55 components and 1.56139 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.196150Jy sigma=1.641183 ! Fit after self-cal, rms=0.196158Jy sigma=1.640905 ! 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=0.196158Jy sigma=1.640905 ! Fit after self-cal, rms=0.093663Jy sigma=0.910209 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.196 mas, bmaj=7.584 mas, bpa=-5.86 degrees ! Estimated noise=1.37256 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00136339 Jy ! Component: 100 - total flux cleaned = -0.00322839 Jy ! Component: 150 - total flux cleaned = -0.00376312 Jy ! Component: 200 - total flux cleaned = -0.00438469 Jy ! Total flux subtracted in 200 components = -0.00438469 Jy ! Clean residual min=-0.007387 max=0.014040 Jy/beam ! Clean residual mean=0.000015 rms=0.001966 Jy/beam ! Combined flux in latest and established models = 1.557 Jy selfcal ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 67 components and 1.557 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.092513Jy sigma=0.897588 ! Fit after self-cal, rms=0.092433Jy sigma=0.896650 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 (5, 5.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0127205 Jy ! Component: 100 - total flux cleaned = 0.017283 Jy ! Component: 150 - total flux cleaned = 0.0180629 Jy ! Component: 200 - total flux cleaned = 0.0183977 Jy ! Total flux subtracted in 200 components = 0.0183977 Jy ! Clean residual min=-0.007066 max=0.007494 Jy/beam ! Clean residual mean=0.000018 rms=0.001616 Jy/beam ! Combined flux in latest and established models = 1.5754 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 85 components and 1.5754 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.090504Jy sigma=0.872200 ! Fit after self-cal, rms=0.090319Jy sigma=0.869965 ! 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=0.090319Jy sigma=0.869965 ! Fit after self-cal, rms=0.079684Jy sigma=0.788890 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.194 mas, bmaj=7.584 mas, bpa=-5.91 degrees ! Estimated noise=1.37083 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00142746 Jy ! Component: 100 - total flux cleaned = 0.00158655 Jy ! Component: 150 - total flux cleaned = 0.00229407 Jy ! Component: 200 - total flux cleaned = 0.00254166 Jy ! Total flux subtracted in 200 components = 0.00254166 Jy ! Clean residual min=-0.006770 max=0.005325 Jy/beam ! Clean residual mean=0.000011 rms=0.001275 Jy/beam ! Combined flux in latest and established models = 1.57794 Jy selfcal ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 98 components and 1.57794 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.078868Jy sigma=0.779684 ! Fit after self-cal, rms=0.078815Jy sigma=0.779270 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 = 0.00106235 Jy ! Component: 100 - total flux cleaned = 0.00116168 Jy ! Component: 150 - total flux cleaned = 0.00116192 Jy ! Component: 200 - total flux cleaned = 0.00116231 Jy ! Total flux subtracted in 200 components = 0.00116231 Jy ! Clean residual min=-0.006614 max=0.005028 Jy/beam ! Clean residual mean=0.000012 rms=0.001239 Jy/beam ! Combined flux in latest and established models = 1.5791 Jy ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 106 components and 1.5791 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.078574Jy sigma=0.776434 ! Fit after self-cal, rms=0.078558Jy sigma=0.776325 ! 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=0.078558Jy sigma=0.776325 ! Fit after self-cal, rms=0.078357Jy sigma=0.773968 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=7.036 mas, bmaj=11.23 mas, bpa=-7.9 degrees ! Estimated noise=1.79287 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000219573 Jy ! Component: 100 - total flux cleaned = -6.97184e-05 Jy ! Component: 150 - total flux cleaned = -0.000156647 Jy ! Component: 200 - total flux cleaned = -0.000239732 Jy ! Total flux subtracted in 200 components = -0.000239732 Jy ! Clean residual min=-0.005904 max=0.005707 Jy/beam ! Clean residual mean=0.000018 rms=0.001567 Jy/beam ! Combined flux in latest and established models = 1.57886 Jy selfcal ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 121 components and 1.57887 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.078084Jy sigma=0.771728 ! Fit after self-cal, rms=0.078063Jy sigma=0.771398 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 = 0.000511133 Jy ! Component: 100 - total flux cleaned = 0.000445495 Jy ! Component: 150 - total flux cleaned = 0.000322682 Jy ! Component: 200 - total flux cleaned = 0.000268247 Jy ! Total flux subtracted in 200 components = 0.000268247 Jy ! Clean residual min=-0.005822 max=0.005601 Jy/beam ! Clean residual mean=0.000018 rms=0.001533 Jy/beam ! Combined flux in latest and established models = 1.57913 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 128 components and 1.57913 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.078031Jy sigma=0.771132 ! Fit after self-cal, rms=0.078012Jy sigma=0.770939 ! 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=3.193 mas, bmaj=7.588 mas, bpa=-5.952 degrees ! Estimated noise=1.36972 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.193 x 7.588 at -5.952 degrees (North through East) ! Clean map min=-0.0057311 max=1.3987 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=0.078012Jy sigma=0.770939 ! Fit after self-cal, rms=0.071303Jy sigma=0.692342 ! Inverting map and beam ! Estimated beam: bmin=3.192 mas, bmaj=7.593 mas, bpa=-6.013 degrees ! Estimated noise=1.36794 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00161554 Jy ! Component: 100 - total flux cleaned = -0.00170857 Jy ! Component: 150 - total flux cleaned = -0.00163753 Jy ! Component: 200 - total flux cleaned = -0.001637 Jy ! Total flux subtracted in 200 components = -0.001637 Jy ! Clean residual min=-0.005622 max=0.004301 Jy/beam ! Clean residual mean=0.000007 rms=0.001117 Jy/beam ! Combined flux in latest and established models = 1.5775 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 138 components and 1.5775 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.071136Jy sigma=0.690226 ! Fit after self-cal, rms=0.071115Jy sigma=0.690129 ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000113214 Jy ! Component: 100 - total flux cleaned = -0.000170655 Jy ! Component: 150 - total flux cleaned = -0.000169425 Jy ! Component: 200 - total flux cleaned = -0.000169785 Jy ! Total flux subtracted in 200 components = -0.000169785 Jy ! Clean residual min=-0.005550 max=0.004281 Jy/beam ! Clean residual mean=0.000007 rms=0.001106 Jy/beam ! Combined flux in latest and established models = 1.57733 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 144 components and 1.57733 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.071037Jy sigma=0.689097 ! Fit after self-cal, rms=0.071027Jy sigma=0.689030 ! Inverting map ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.071027Jy sigma=0.689030 ! Fit after self-cal, rms=0.070996Jy sigma=0.688540 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=2.731 mas, bmaj=6.941 mas, bpa=-8.194 degrees ! Estimated noise=1.6314 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 1.08417 Jy ! Component: 100 - total flux cleaned = 1.3257 Jy ! Component: 150 - total flux cleaned = 1.41086 Jy ! Component: 200 - total flux cleaned = 1.45223 Jy ! Total flux subtracted in 200 components = 1.45223 Jy ! Clean residual min=-0.010138 max=0.020841 Jy/beam ! Clean residual mean=-0.000097 rms=0.002701 Jy/beam ! Combined flux in latest and established models = 1.45223 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 22 model components to the UV plane model. ! The established model now contains 22 components and 1.45223 Jy ! Inverting map and beam ! Estimated beam: bmin=3.192 mas, bmaj=7.596 mas, bpa=-6.038 degrees ! Estimated noise=1.36724 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 = 0.0347858 Jy ! Component: 100 - total flux cleaned = 0.0564506 Jy ! Component: 150 - total flux cleaned = 0.0717752 Jy ! Component: 200 - total flux cleaned = 0.083108 Jy ! Total flux subtracted in 200 components = 0.083108 Jy ! Clean residual min=-0.005719 max=0.007090 Jy/beam ! Clean residual mean=0.000001 rms=0.001542 Jy/beam ! Combined flux in latest and established models = 1.53533 Jy ! Adding 60 model components to the UV plane model. ! The established model now contains 74 components and 1.53533 Jy ! Inverting map ! Added new window around map position (12, 13.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00871954 Jy ! Component: 100 - total flux cleaned = 0.0155654 Jy ! Component: 150 - total flux cleaned = 0.021088 Jy ! Component: 200 - total flux cleaned = 0.0256236 Jy ! Total flux subtracted in 200 components = 0.0256236 Jy ! Clean residual min=-0.004488 max=0.004281 Jy/beam ! Clean residual mean=0.000005 rms=0.001151 Jy/beam ! Combined flux in latest and established models = 1.56096 Jy ! Adding 42 model components to the UV plane model. ! The established model now contains 107 components and 1.56096 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=7.033 mas, bmaj=11.24 mas, bpa=-8.03 degrees ! Estimated noise=1.78967 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00587927 Jy ! Component: 100 - total flux cleaned = 0.00998207 Jy ! Component: 150 - total flux cleaned = 0.0121215 Jy ! Component: 200 - total flux cleaned = 0.0136472 Jy ! Total flux subtracted in 200 components = 0.0136472 Jy ! Clean residual min=-0.004512 max=0.004957 Jy/beam ! Clean residual mean=0.000014 rms=0.001291 Jy/beam ! Combined flux in latest and established models = 1.57461 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 = 0.00126474 Jy ! Component: 100 - total flux cleaned = 0.00232345 Jy ! Component: 150 - total flux cleaned = 0.00315752 Jy ! Component: 200 - total flux cleaned = 0.00362436 Jy ! Total flux subtracted in 200 components = 0.00362436 Jy ! Clean residual min=-0.004605 max=0.004513 Jy/beam ! Clean residual mean=0.000015 rms=0.001253 Jy/beam ! Combined flux in latest and established models = 1.57823 Jy ! Adding 66 model components to the UV plane model. ! The established model now contains 160 components and 1.57823 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=3.192 mas, bmaj=7.596 mas, bpa=-6.038 degrees ! Estimated noise=1.36724 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000608353 Jy ! Component: 100 - total flux cleaned = 0.000764473 Jy ! Component: 150 - total flux cleaned = 0.000835496 Jy ! Component: 200 - total flux cleaned = 0.000964587 Jy ! Total flux subtracted in 200 components = 0.000964587 Jy ! Clean residual min=-0.004116 max=0.004071 Jy/beam ! Clean residual mean=0.000007 rms=0.001045 Jy/beam ! Combined flux in latest and established models = 1.57919 Jy selfcal ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 180 components and 1.57919 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.070819Jy sigma=0.687440 ! Fit after self-cal, rms=0.070761Jy sigma=0.686693 wmodel J1751+0939_S_b_map.mod ! Writing 180 model components to file: J1751+0939_S_b_map.mod wobs J1751+0939_S_b_uvs.fits ! Writing UV FITS file: J1751+0939_S_b_uvs.fits wwins J1751+0939_S_b_map.win ! wwins: Wrote 3 windows to J1751+0939_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 = -0.000301852 Jy ! Component: 100 - total flux cleaned = -0.0005865 Jy ! Component: 150 - total flux cleaned = -0.000723844 Jy ! Component: 200 - total flux cleaned = -0.000919508 Jy ! Component: 250 - total flux cleaned = -0.000982594 Jy ! Component: 300 - total flux cleaned = -0.00123336 Jy ! Component: 350 - total flux cleaned = -0.00154011 Jy ! Component: 400 - total flux cleaned = -0.00177963 Jy ! Component: 450 - total flux cleaned = -0.00201487 Jy ! Component: 500 - total flux cleaned = -0.00213088 Jy ! Component: 550 - total flux cleaned = -0.00247384 Jy ! Component: 600 - total flux cleaned = -0.00253003 Jy ! Component: 650 - total flux cleaned = -0.00258642 Jy ! Component: 700 - total flux cleaned = -0.00280572 Jy ! Component: 750 - total flux cleaned = -0.002967 Jy ! Component: 800 - total flux cleaned = -0.00307384 Jy ! Component: 850 - total flux cleaned = -0.00328431 Jy ! Component: 900 - total flux cleaned = -0.00359358 Jy ! Component: 950 - total flux cleaned = -0.00359368 Jy ! Component: 1000 - total flux cleaned = -0.00384539 Jy ! Component: 1050 - total flux cleaned = -0.00389488 Jy ! Component: 1100 - total flux cleaned = -0.00404191 Jy ! Component: 1150 - total flux cleaned = -0.00413827 Jy ! Component: 1200 - total flux cleaned = -0.00423496 Jy ! Component: 1250 - total flux cleaned = -0.00432936 Jy ! Component: 1300 - total flux cleaned = -0.00437568 Jy ! Component: 1350 - total flux cleaned = -0.00460673 Jy ! Component: 1400 - total flux cleaned = -0.00469804 Jy ! Component: 1450 - total flux cleaned = -0.00492389 Jy ! Component: 1500 - total flux cleaned = -0.00510241 Jy ! Component: 1550 - total flux cleaned = -0.00523438 Jy ! Component: 1600 - total flux cleaned = -0.00540911 Jy ! Component: 1650 - total flux cleaned = -0.00540965 Jy ! Component: 1700 - total flux cleaned = -0.00579662 Jy ! Component: 1750 - total flux cleaned = -0.00592431 Jy ! Component: 1800 - total flux cleaned = -0.00621978 Jy ! Component: 1850 - total flux cleaned = -0.00621962 Jy ! Component: 1900 - total flux cleaned = -0.00642683 Jy ! Component: 1950 - total flux cleaned = -0.00655015 Jy ! Component: 2000 - total flux cleaned = -0.00679436 Jy ! Component: 2050 - total flux cleaned = -0.00703602 Jy ! Component: 2100 - total flux cleaned = -0.00719571 Jy ! Component: 2150 - total flux cleaned = -0.00731538 Jy ! Component: 2200 - total flux cleaned = -0.00751222 Jy ! Component: 2250 - total flux cleaned = -0.00762925 Jy ! Component: 2300 - total flux cleaned = -0.00778393 Jy ! Component: 2350 - total flux cleaned = -0.00793742 Jy ! Component: 2400 - total flux cleaned = -0.00816545 Jy ! Component: 2450 - total flux cleaned = -0.00827887 Jy ! Component: 2500 - total flux cleaned = -0.00835369 Jy ! Component: 2550 - total flux cleaned = -0.00850192 Jy ! Component: 2600 - total flux cleaned = -0.00864858 Jy ! Component: 2650 - total flux cleaned = -0.0086481 Jy ! Component: 2700 - total flux cleaned = -0.00890139 Jy ! Component: 2750 - total flux cleaned = -0.0089732 Jy ! Component: 2800 - total flux cleaned = -0.0090447 Jy ! Component: 2850 - total flux cleaned = -0.00918642 Jy ! Component: 2900 - total flux cleaned = -0.00932701 Jy ! Component: 2950 - total flux cleaned = -0.0093969 Jy ! Component: 3000 - total flux cleaned = -0.00953512 Jy ! Component: 3050 - total flux cleaned = -0.00953483 Jy ! Component: 3100 - total flux cleaned = -0.0097395 Jy ! Component: 3150 - total flux cleaned = -0.00984139 Jy ! Component: 3200 - total flux cleaned = -0.0100772 Jy ! Component: 3250 - total flux cleaned = -0.0100105 Jy ! Component: 3300 - total flux cleaned = -0.0101431 Jy ! Component: 3350 - total flux cleaned = -0.010374 Jy ! Component: 3400 - total flux cleaned = -0.010243 Jy ! Component: 3450 - total flux cleaned = -0.0104384 Jy ! Component: 3500 - total flux cleaned = -0.0104705 Jy ! Component: 3550 - total flux cleaned = -0.0105669 Jy ! Component: 3600 - total flux cleaned = -0.0105348 Jy ! Component: 3650 - total flux cleaned = -0.0106939 Jy ! Component: 3700 - total flux cleaned = -0.010662 Jy ! Component: 3750 - total flux cleaned = -0.0106936 Jy ! Component: 3800 - total flux cleaned = -0.0107562 Jy ! Component: 3850 - total flux cleaned = -0.0107562 Jy ! Component: 3900 - total flux cleaned = -0.0107564 Jy ! Component: 3950 - total flux cleaned = -0.0106341 Jy ! Component: 4000 - total flux cleaned = -0.0109082 Jy ! Component: 4050 - total flux cleaned = -0.0108477 Jy ! Total flux subtracted in 4096 components = -0.0108779 Jy ! Clean residual min=-0.001729 max=0.001741 Jy/beam ! Clean residual mean=0.000007 rms=0.000562 Jy/beam ! Combined flux in latest and established models = 1.56832 Jy keep ! Adding 312 model components to the UV plane model. ! The established model now contains 492 components and 1.56832 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uvm//J1751+0939_S_b_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.192 x 7.596 at -6.038 degrees (North through East) ! Clean map min=-0.0033176 max=1.4036 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uvm//J1751+0939_S_b_map.fits wmodel /vlbi/uf001/uvm//J1751+0939_S_b_map.mod ! Writing 492 model components to file: /vlbi/uf001/uvm//J1751+0939_S_b_map.mod wobs /vlbi/uf001/uvm//J1751+0939_S_b_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uvm//J1751+0939_S_b_uvs.fits wwins /vlbi/uf001/uvm//J1751+0939_S_b_map.win ! wwins: Wrote 4 windows to /vlbi/uf001/uvm//J1751+0939_S_b_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 1.40359 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000563858 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.120518 0.120518 0.241035 0.48207 0.964141 1.92828 3.85656 7.71313 15.4263 30.8525 61.705 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0016 print "peak= ", int(1000*peak_flux)/1000 ! peak= 1.403 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 2489.26 quit ! Quitting program ! Log file /vlbi/uf001/uvm//J1751+0939_S_b_dfm.log closed on Sun Jan 13 22:09:44 2019