! Started logfile: /vlbi/sb072/temp_maps//J2253+8153_X_dfm.log on Sat Jan 12 22:03:58 2019 float field_size field_size = 1024 float field_cell field_cell = 0.2000 float taper_size taper_size = 70.0 float freq freq = 7.39200 obs /vlbi/sb072/temp_maps//J2253+8153_X_uvm.fits ! Reading UV FITS file: /vlbi/sb072/temp_maps//J2253+8153_X_uvm.fits ! AN table 1: 23 integrations on 28 of 28 possible baselines. ! AN table 2: 23 integrations on 15 of 15 possible baselines. ! Apparent sampling: 1 visibilities/baseline/integration-bin. ! Found source: J2253+8153 ! ! There are 8 IFs, and a total of 8 channels: ! ! IF Channel Frequency Freq offset Number of Overall IF ! origin at origin per channel channels bandwidth ! ------------------------------------------------------------- (Hz) ! 01 1 7.392e+09 3.2e+07 1 3.2e+07 ! 02 2 7.424e+09 3.2e+07 1 3.2e+07 ! 03 3 7.456e+09 3.2e+07 1 3.2e+07 ! 04 4 7.552e+09 3.2e+07 1 3.2e+07 ! 05 5 7.744e+09 3.2e+07 1 3.2e+07 ! 06 6 7.776e+09 3.2e+07 1 3.2e+07 ! 07 7 7.808e+09 3.2e+07 1 3.2e+07 ! 08 8 7.84e+09 3.2e+07 1 3.2e+07 ! ! Polarization(s): RR ! ! Read 85 lines of history. ! ! Reading 7912 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 8 channels. ! Selecting polarization: RR, channels: 1..8 ! Reading IF 1 channels: 1..1 ! Reading IF 2 channels: 2..2 ! Reading IF 3 channels: 3..3 ! Reading IF 4 channels: 4..4 ! Reading IF 5 channels: 5..5 ! Reading IF 6 channels: 6..6 ! Reading IF 7 channels: 7..7 ! Reading IF 8 channels: 8..8 print "field_size =", field_size ! field_size = 1024 print "field_cell =", field_cell ! field_cell = 0.2 print "taper_size =", taper_size ! taper_size = 70 ![@/opt64/bin/pima_mupet_01.dfm J2253+8153_X] 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 0.200x0.200 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. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=1.000273Jy sigma=39.732673 ! Fit after self-cal, rms=0.992523Jy sigma=39.427608 ! 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=1.43 mas, bmaj=3.337 mas, bpa=33.02 degrees ! Estimated noise=0.442882 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 = 0.0056532 Jy ! Component: 100 - total flux cleaned = 0.00698791 Jy ! Total flux subtracted in 100 components = 0.00698791 Jy ! Clean residual min=-0.001205 max=0.001170 Jy/beam ! Clean residual mean=0.000001 rms=0.000316 Jy/beam ! Combined flux in latest and established models = 0.00698791 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 12 components and 0.00698791 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.017834Jy sigma=0.672670 ! Fit after self-cal, rms=0.016548Jy sigma=0.622835 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00281399 Jy ! Component: 100 - total flux cleaned = 0.00385033 Jy ! Total flux subtracted in 100 components = 0.00385033 Jy ! Clean residual min=-0.001123 max=0.001275 Jy/beam ! Clean residual mean=0.000003 rms=0.000303 Jy/beam ! Combined flux in latest and established models = 0.0108382 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 20 components and 0.0108382 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.016029Jy sigma=0.600456 ! Fit after self-cal, rms=0.016024Jy sigma=0.600188 ! 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=1.967 mas, bmaj=3.643 mas, bpa=32.3 degrees ! Estimated noise=0.205418 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 = 0.000973667 Jy ! Component: 100 - total flux cleaned = 0.00150864 Jy ! Component: 150 - total flux cleaned = 0.00183321 Jy ! Component: 200 - total flux cleaned = 0.00204151 Jy ! Total flux subtracted in 200 components = 0.00204151 Jy ! Clean residual min=-0.000710 max=0.000617 Jy/beam ! Clean residual mean=0.000003 rms=0.000181 Jy/beam ! Combined flux in latest and established models = 0.0128798 Jy ! Performing phase self-cal ! Adding 32 model components to the UV plane model. ! The established model now contains 47 components and 0.0128798 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.015965Jy sigma=0.597576 ! Fit after self-cal, rms=0.015956Jy sigma=0.597068 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.967 x 3.643 at 32.3 degrees (North through East) ! Clean map min=-0.00063288 max=0.010349 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.13 FD 0.97 HN 1.08 KP 0.81 ! LA 0.93 NL 1.13 OV 1.10 PT 0.86 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.99 FD 1.19 KP 0.98 LA 1.00 ! OV 1.14 PT 0.83 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.69 FD 1.12 HN 1.10 KP 1.35 ! LA 1.23 NL 1.09 OV 0.99 PT 0.90 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.91 FD 1.27 KP 0.94 LA 0.91 ! OV 1.02 PT 1.10 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 0.97 HN 0.88 KP 0.99 ! LA 0.89 NL 1.15 OV 0.98 PT 0.91 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.79 FD 0.78 KP 1.22 LA 1.19 ! OV 1.00 PT 1.28 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.17 FD 0.92 HN 0.89 KP 1.10 ! LA 1.01 NL 1.20 OV 1.00 PT 0.91 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.71 FD 1.22 KP 1.10 LA 1.15 ! OV 0.95 PT 0.92 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 0.85 HN 0.95 KP 1.13 ! LA 1.00 NL 1.11 OV 0.93 PT 0.91 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.05 FD 0.98 KP 0.88 LA 1.11 ! OV 1.02 PT 1.00 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 0.94 HN 1.01 KP 1.05 ! LA 0.93 NL 1.06 OV 0.94 PT 0.95 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.76 FD 0.89 KP 1.15 LA 1.18 ! OV 1.07 PT 0.94 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.20 FD 1.17 HN 0.95 KP 1.08 ! LA 0.80 NL 1.14 OV 0.89 PT 0.96 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.89 FD 0.98 KP 0.87 LA 1.15 ! OV 0.89 PT 0.93 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 FD 0.85 HN 1.02 KP 1.21 ! LA 0.91 NL 1.41 OV 0.98 PT 0.95 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.94 FD 1.22 KP 1.11 LA 1.02 ! OV 0.92 PT 0.86 ! ! ! Fit before self-cal, rms=0.015956Jy sigma=0.597068 ! Fit after self-cal, rms=0.016199Jy sigma=0.591897 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.964 mas, bmaj=3.645 mas, bpa=31.84 degrees ! Estimated noise=0.203784 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 = 0.000269252 Jy ! Component: 100 - total flux cleaned = 0.000370464 Jy ! Component: 150 - total flux cleaned = 0.000394256 Jy ! Component: 200 - total flux cleaned = 0.000410491 Jy ! Total flux subtracted in 200 components = 0.000410491 Jy ! Clean residual min=-0.000525 max=0.000621 Jy/beam ! Clean residual mean=0.000002 rms=0.000148 Jy/beam ! Combined flux in latest and established models = 0.0132902 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 58 components and 0.0132902 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.016194Jy sigma=0.591654 ! Fit after self-cal, rms=0.016302Jy sigma=0.589796 ! 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. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.016302Jy sigma=0.589796 ! Fit after self-cal, rms=0.016899Jy sigma=0.589252 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.955 mas, bmaj=3.628 mas, bpa=31.94 degrees ! Estimated noise=0.205168 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000197056 Jy ! Component: 100 - total flux cleaned = 0.00025293 Jy ! Component: 150 - total flux cleaned = 0.000269013 Jy ! Component: 200 - total flux cleaned = 0.000279748 Jy ! Total flux subtracted in 200 components = 0.000279748 Jy ! Clean residual min=-0.000483 max=0.000608 Jy/beam ! Clean residual mean=0.000002 rms=0.000143 Jy/beam ! Combined flux in latest and established models = 0.01357 Jy selfcal ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 64 components and 0.01357 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.016895Jy sigma=0.589134 ! Fit after self-cal, rms=0.016954Jy sigma=0.588875 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 = -2.45669e-05 Jy ! Component: 100 - total flux cleaned = -1.56804e-05 Jy ! Component: 150 - total flux cleaned = -4.37381e-06 Jy ! Component: 200 - total flux cleaned = -8.85926e-07 Jy ! Total flux subtracted in 200 components = -8.85926e-07 Jy ! Clean residual min=-0.000502 max=0.000592 Jy/beam ! Clean residual mean=0.000002 rms=0.000142 Jy/beam ! Combined flux in latest and established models = 0.0135691 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 70 components and 0.0135691 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.016952Jy sigma=0.588818 ! Fit after self-cal, rms=0.016953Jy sigma=0.588807 ! 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. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.016953Jy sigma=0.588807 ! Fit after self-cal, rms=0.017429Jy sigma=0.588685 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.943 mas, bmaj=3.624 mas, bpa=31.95 degrees ! Estimated noise=0.207816 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00020516 Jy ! Component: 100 - total flux cleaned = 0.000299572 Jy ! Component: 150 - total flux cleaned = 0.000335562 Jy ! Component: 200 - total flux cleaned = 0.000359889 Jy ! Total flux subtracted in 200 components = 0.000359889 Jy ! Clean residual min=-0.000518 max=0.000587 Jy/beam ! Clean residual mean=0.000002 rms=0.000142 Jy/beam ! Combined flux in latest and established models = 0.013929 Jy selfcal ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 77 components and 0.013929 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.017425Jy sigma=0.588592 ! Fit after self-cal, rms=0.017455Jy sigma=0.588519 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 = 2.21708e-05 Jy ! Component: 100 - total flux cleaned = 4.01591e-05 Jy ! Component: 150 - total flux cleaned = 4.68498e-05 Jy ! Component: 200 - total flux cleaned = 5.31703e-05 Jy ! Total flux subtracted in 200 components = 5.31703e-05 Jy ! Clean residual min=-0.000519 max=0.000593 Jy/beam ! Clean residual mean=0.000002 rms=0.000141 Jy/beam ! Combined flux in latest and established models = 0.0139822 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 77 components and 0.0139822 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.017453Jy sigma=0.588475 ! Fit after self-cal, rms=0.017453Jy sigma=0.588461 ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 70 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. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.017453Jy sigma=0.588461 ! Fit after self-cal, rms=0.017755Jy sigma=0.588392 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.804 mas, bmaj=3.803 mas, bpa=31.56 degrees ! Estimated noise=0.223069 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000223819 Jy ! Component: 100 - total flux cleaned = 0.000345084 Jy ! Component: 150 - total flux cleaned = 0.000420389 Jy ! Component: 200 - total flux cleaned = 0.000455255 Jy ! Total flux subtracted in 200 components = 0.000455255 Jy ! Clean residual min=-0.000502 max=0.000629 Jy/beam ! Clean residual mean=0.000003 rms=0.000160 Jy/beam ! Combined flux in latest and established models = 0.0144374 Jy selfcal ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 83 components and 0.0144374 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.017752Jy sigma=0.588338 ! Fit after self-cal, rms=0.017762Jy sigma=0.588290 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 = 5.33487e-05 Jy ! Component: 100 - total flux cleaned = 5.70904e-05 Jy ! Component: 150 - total flux cleaned = 5.87785e-05 Jy ! Component: 200 - total flux cleaned = 6.03704e-05 Jy ! Total flux subtracted in 200 components = 6.03704e-05 Jy ! Clean residual min=-0.000504 max=0.000633 Jy/beam ! Clean residual mean=0.000002 rms=0.000160 Jy/beam ! Combined flux in latest and established models = 0.0144978 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 91 components and 0.0144978 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.017762Jy sigma=0.588284 ! Fit after self-cal, rms=0.017761Jy sigma=0.588282 ! 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=1.93 mas, bmaj=3.624 mas, bpa=31.97 degrees ! Estimated noise=0.209745 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.93 x 3.624 at 31.97 degrees (North through East) ! Clean map min=-0.00050029 max=0.010212 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 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=1.408 mas, bmaj=3.335 mas, bpa=32.67 degrees ! Estimated noise=0.437586 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00786158 Jy ! Component: 100 - total flux cleaned = 0.00997777 Jy ! Component: 150 - total flux cleaned = 0.0112154 Jy ! Component: 200 - total flux cleaned = 0.0120937 Jy ! Total flux subtracted in 200 components = 0.0120937 Jy ! Clean residual min=-0.001158 max=0.001058 Jy/beam ! Clean residual mean=0.000003 rms=0.000275 Jy/beam ! Combined flux in latest and established models = 0.0120936 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 0.0120936 Jy ! Inverting map and beam ! Estimated beam: bmin=1.93 mas, bmaj=3.624 mas, bpa=31.97 degrees ! Estimated noise=0.209745 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 = 0.000951547 Jy ! Component: 100 - total flux cleaned = 0.00146135 Jy ! Component: 150 - total flux cleaned = 0.00178761 Jy ! Component: 200 - total flux cleaned = 0.00200761 Jy ! Total flux subtracted in 200 components = 0.00200761 Jy ! Clean residual min=-0.000514 max=0.000577 Jy/beam ! Clean residual mean=0.000003 rms=0.000147 Jy/beam ! Combined flux in latest and established models = 0.0141012 Jy ! Adding 36 model components to the UV plane model. ! The established model now contains 54 components and 0.0141012 Jy ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 70 mega-wavelengths. clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.804 mas, bmaj=3.803 mas, bpa=31.56 degrees ! Estimated noise=0.223069 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000188811 Jy ! Component: 100 - total flux cleaned = 0.000290014 Jy ! Component: 150 - total flux cleaned = 0.000333063 Jy ! Component: 200 - total flux cleaned = 0.000342132 Jy ! Total flux subtracted in 200 components = 0.000342132 Jy ! Clean residual min=-0.000515 max=0.000630 Jy/beam ! Clean residual mean=0.000003 rms=0.000160 Jy/beam ! Combined flux in latest and established models = 0.0144434 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 = 1.06167e-05 Jy ! Component: 100 - total flux cleaned = 1.86106e-05 Jy ! Component: 150 - total flux cleaned = 2.80188e-05 Jy ! Component: 200 - total flux cleaned = 3.52322e-05 Jy ! Total flux subtracted in 200 components = 3.52322e-05 Jy ! Clean residual min=-0.000515 max=0.000633 Jy/beam ! Clean residual mean=0.000003 rms=0.000160 Jy/beam ! Combined flux in latest and established models = 0.0144786 Jy ! Adding 22 model components to the UV plane model. ! The established model now contains 74 components and 0.0144786 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=1.93 mas, bmaj=3.624 mas, bpa=31.97 degrees ! Estimated noise=0.209745 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -5.57747e-05 Jy ! Component: 100 - total flux cleaned = -6.02634e-05 Jy ! Component: 150 - total flux cleaned = -5.61284e-05 Jy ! Component: 200 - total flux cleaned = -5.2244e-05 Jy ! Total flux subtracted in 200 components = -5.2244e-05 Jy ! Clean residual min=-0.000511 max=0.000578 Jy/beam ! Clean residual mean=0.000002 rms=0.000143 Jy/beam ! Combined flux in latest and established models = 0.0144264 Jy selfcal ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 80 components and 0.0144264 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.017762Jy sigma=0.588410 ! Fit after self-cal, rms=0.017764Jy sigma=0.588372 wmodel J2253+8153_X_map.mod ! Writing 80 model components to file: J2253+8153_X_map.mod wobs J2253+8153_X_uvs.fits ! Writing UV FITS file: J2253+8153_X_uvs.fits wwins J2253+8153_X_map.win ! wwins: Wrote 1 windows to J2253+8153_X_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 = 8.6678e-05 Jy ! Component: 100 - total flux cleaned = 5.19632e-05 Jy ! Component: 150 - total flux cleaned = 3.55815e-05 Jy ! Component: 200 - total flux cleaned = 4.3907e-06 Jy ! Component: 250 - total flux cleaned = -1.80667e-05 Jy ! Component: 300 - total flux cleaned = -3.9656e-05 Jy ! Component: 350 - total flux cleaned = -6.04383e-05 Jy ! Component: 400 - total flux cleaned = -7.37472e-05 Jy ! Component: 450 - total flux cleaned = -9.98218e-05 Jy ! Component: 500 - total flux cleaned = -0.000131244 Jy ! Component: 550 - total flux cleaned = -0.000143453 Jy ! Component: 600 - total flux cleaned = -0.00013748 Jy ! Component: 650 - total flux cleaned = -0.000131844 Jy ! Component: 700 - total flux cleaned = -0.000137426 Jy ! Component: 750 - total flux cleaned = -0.000126557 Jy ! Component: 800 - total flux cleaned = -0.000110669 Jy ! Component: 850 - total flux cleaned = -0.000110723 Jy ! Component: 900 - total flux cleaned = -0.000105642 Jy ! Component: 950 - total flux cleaned = -7.61097e-05 Jy ! Component: 1000 - total flux cleaned = -8.58296e-05 Jy ! Component: 1050 - total flux cleaned = -7.62836e-05 Jy ! Component: 1100 - total flux cleaned = -7.15343e-05 Jy ! Component: 1150 - total flux cleaned = -6.24118e-05 Jy ! Component: 1200 - total flux cleaned = -6.24159e-05 Jy ! Component: 1250 - total flux cleaned = -6.68062e-05 Jy ! Component: 1300 - total flux cleaned = -6.24562e-05 Jy ! Component: 1350 - total flux cleaned = -4.56374e-05 Jy ! Component: 1400 - total flux cleaned = -4.98793e-05 Jy ! Component: 1450 - total flux cleaned = -3.35971e-05 Jy ! Component: 1500 - total flux cleaned = -2.15782e-05 Jy ! Component: 1550 - total flux cleaned = -1.36229e-05 Jy ! Component: 1600 - total flux cleaned = 2.01535e-06 Jy ! Component: 1650 - total flux cleaned = 9.66607e-06 Jy ! Component: 1700 - total flux cleaned = 5.87479e-06 Jy ! Component: 1750 - total flux cleaned = 2.12978e-06 Jy ! Component: 1800 - total flux cleaned = -5.21588e-06 Jy ! Component: 1850 - total flux cleaned = 5.6757e-06 Jy ! Component: 1900 - total flux cleaned = 5.64591e-06 Jy ! Component: 1950 - total flux cleaned = 1.98593e-05 Jy ! Component: 2000 - total flux cleaned = 4.45211e-05 Jy ! Component: 2050 - total flux cleaned = 6.89288e-05 Jy ! Component: 2100 - total flux cleaned = 7.92946e-05 Jy ! Component: 2150 - total flux cleaned = 0.000103199 Jy ! Component: 2200 - total flux cleaned = 0.000126856 Jy ! Component: 2250 - total flux cleaned = 0.00014024 Jy ! Component: 2300 - total flux cleaned = 0.000166784 Jy ! Component: 2350 - total flux cleaned = 0.000186508 Jy ! Component: 2400 - total flux cleaned = 0.000209366 Jy ! Component: 2450 - total flux cleaned = 0.000222308 Jy ! Component: 2500 - total flux cleaned = 0.000244775 Jy ! Component: 2550 - total flux cleaned = 0.000257479 Jy ! Component: 2600 - total flux cleaned = 0.00027012 Jy ! Component: 2650 - total flux cleaned = 0.000276394 Jy ! Component: 2700 - total flux cleaned = 0.000301273 Jy ! Component: 2750 - total flux cleaned = 0.000304365 Jy ! Component: 2800 - total flux cleaned = 0.000319659 Jy ! Component: 2850 - total flux cleaned = 0.000331811 Jy ! Component: 2900 - total flux cleaned = 0.000346907 Jy ! Component: 2950 - total flux cleaned = 0.000370825 Jy ! Component: 3000 - total flux cleaned = 0.000382687 Jy ! Component: 3050 - total flux cleaned = 0.000391527 Jy ! Component: 3100 - total flux cleaned = 0.000409095 Jy ! Component: 3150 - total flux cleaned = 0.000417802 Jy ! Component: 3200 - total flux cleaned = 0.000435139 Jy ! Component: 3250 - total flux cleaned = 0.000443752 Jy ! Component: 3300 - total flux cleaned = 0.000460867 Jy ! Component: 3350 - total flux cleaned = 0.000483537 Jy ! Component: 3400 - total flux cleaned = 0.000494797 Jy ! Component: 3450 - total flux cleaned = 0.000505973 Jy ! Component: 3500 - total flux cleaned = 0.00051985 Jy ! Component: 3550 - total flux cleaned = 0.000541916 Jy ! Component: 3600 - total flux cleaned = 0.000555604 Jy ! Component: 3650 - total flux cleaned = 0.000563731 Jy ! Component: 3700 - total flux cleaned = 0.000574551 Jy ! Component: 3750 - total flux cleaned = 0.000574575 Jy ! Component: 3800 - total flux cleaned = 0.000598631 Jy ! Component: 3850 - total flux cleaned = 0.000606597 Jy ! Component: 3900 - total flux cleaned = 0.000619792 Jy ! Component: 3950 - total flux cleaned = 0.000625018 Jy ! Component: 4000 - total flux cleaned = 0.000632853 Jy ! Component: 4050 - total flux cleaned = 0.00064325 Jy ! Total flux subtracted in 4096 components = 0.000651007 Jy ! Clean residual min=-0.000173 max=0.000156 Jy/beam ! Clean residual mean=0.000000 rms=0.000048 Jy/beam ! Combined flux in latest and established models = 0.0150774 Jy keep ! Adding 301 model components to the UV plane model. ! The established model now contains 381 components and 0.0150774 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/sb072/temp_maps//J2253+8153_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.93 x 3.624 at 31.97 degrees (North through East) ! Clean map min=-0.00039955 max=0.010158 Jy/beam ! Writing clean map to FITS file: /vlbi/sb072/temp_maps//J2253+8153_X_map.fits wmodel /vlbi/sb072/temp_maps//J2253+8153_X_map.mod ! Writing 381 model components to file: /vlbi/sb072/temp_maps//J2253+8153_X_map.mod wobs /vlbi/sb072/temp_maps//J2253+8153_X_uvs.fits ! Writing UV FITS file: /vlbi/sb072/temp_maps//J2253+8153_X_uvs.fits wwins /vlbi/sb072/temp_maps//J2253+8153_X_map.win ! wwins: Wrote 2 windows to /vlbi/sb072/temp_maps//J2253+8153_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0101584 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 4.74729e-05 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -1.40198 1.40198 2.80396 5.60792 11.2158 22.4317 44.8634 89.7268 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0001 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.01 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 213.982 quit ! Quitting program ! Log file /vlbi/sb072/temp_maps//J2253+8153_X_dfm.log closed on Sat Jan 12 22:04:03 2019