! Started logfile: /vlbi/sb072/temp_maps//J1408-0752_C_dfm.log on Thu Jan 31 09:37:34 2019 float field_size field_size = 1024 float field_cell field_cell = 0.3000 float taper_size taper_size = 40.0 float freq freq = 4.12800 obs /vlbi/sb072/temp_maps//J1408-0752_C_uva.fits ! Reading UV FITS file: /vlbi/sb072/temp_maps//J1408-0752_C_uva.fits ! AN table 1: 3 integrations on 21 of 21 possible baselines. ! Apparent sampling: 1 visibilities/baseline/integration-bin. ! Found source: J1408-0752 ! ! 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 4.128e+09 3.2e+07 1 3.2e+07 ! 02 2 4.16e+09 3.2e+07 1 3.2e+07 ! 03 3 4.192e+09 3.2e+07 1 3.2e+07 ! 04 4 4.224e+09 3.2e+07 1 3.2e+07 ! 05 5 4.416e+09 3.2e+07 1 3.2e+07 ! 06 6 4.512e+09 3.2e+07 1 3.2e+07 ! 07 7 4.544e+09 3.2e+07 1 3.2e+07 ! 08 8 4.576e+09 3.2e+07 1 3.2e+07 ! ! Polarization(s): RR ! ! Read 94 lines of history. ! ! Reading 504 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 = 0.3 print "taper_size =", taper_size ! taper_size = 40 ![@/opt64/bin/pima_mupet_01.dfm J1408-0752_C] 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 0.300x0.300 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 3 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 3 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 3 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 3 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 3 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 3 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 3 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 3 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.378841Jy sigma=63.617749 ! Fit after self-cal, rms=0.137119Jy sigma=5.866190 ! 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=1.017 mas, bmaj=3.148 mas, bpa=-3.336 degrees ! Estimated noise=1.00054 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 = 0.803261 Jy ! Component: 100 - total flux cleaned = 0.983126 Jy ! Total flux subtracted in 100 components = 0.983126 Jy ! Clean residual min=-0.069697 max=0.069884 Jy/beam ! Clean residual mean=-0.000001 rms=0.013619 Jy/beam ! Combined flux in latest and established models = 0.983126 Jy ! Performing phase self-cal ! Adding 4 model components to the UV plane model. ! The established model now contains 4 components and 0.983126 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=0.143793Jy sigma=6.088094 ! Fit after self-cal, rms=0.143666Jy sigma=6.085130 ! 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=1.149 mas, bmaj=3.339 mas, bpa=-2.915 degrees ! Estimated noise=0.883614 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 = 0.0812181 Jy ! Component: 100 - total flux cleaned = 0.121311 Jy ! Component: 150 - total flux cleaned = 0.141646 Jy ! Component: 200 - total flux cleaned = 0.144346 Jy ! Total flux subtracted in 200 components = 0.144346 Jy ! Clean residual min=-0.037172 max=0.050034 Jy/beam ! Clean residual mean=0.000024 rms=0.008661 Jy/beam ! Combined flux in latest and established models = 1.12747 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 13 components and 1.12747 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=0.091293Jy sigma=3.815865 ! Fit after self-cal, rms=0.090365Jy sigma=3.778140 ! Inverting map ! Added new window around map position (3.6, 7.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0261101 Jy ! Component: 100 - total flux cleaned = 0.029497 Jy ! Component: 150 - total flux cleaned = 0.0307576 Jy ! Component: 200 - total flux cleaned = 0.031293 Jy ! Total flux subtracted in 200 components = 0.031293 Jy ! Clean residual min=-0.024775 max=0.030449 Jy/beam ! Clean residual mean=0.000026 rms=0.005766 Jy/beam ! Combined flux in latest and established models = 1.15876 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 27 components and 1.15876 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=0.066908Jy sigma=2.588314 ! Fit after self-cal, rms=0.064858Jy sigma=2.467454 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.149 x 3.339 at -2.915 degrees (North through East) ! Clean map min=-0.025102 max=1.0419 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* HN 1.06 MK 0.99 NL 1.20 ! OV 0.99 PT 0.95 SC 1.02 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* HN 1.03 MK 0.99 NL 1.08 ! OV 1.00 PT 0.96 SC 1.01 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* HN 0.98 MK 0.99 NL 1.04 ! OV 1.03 PT 0.97 SC 1.01 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* HN 0.97 MK 1.00 NL 1.05 ! OV 1.03 PT 0.97 SC 1.00 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* HN 0.97 MK 1.00 NL 1.04 ! OV 1.01 PT 0.95 SC 1.00 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* HN 0.98 MK 1.01 NL 1.02 ! OV 1.02 PT 0.95 SC 0.99 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* HN 0.98 MK 1.01 NL 1.03 ! OV 1.00 PT 0.94 SC 1.00 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* HN 0.97 MK 1.01 NL 1.02 ! OV 1.00 PT 0.95 SC 1.00 ! ! ! Fit before self-cal, rms=0.064858Jy sigma=2.467454 ! Fit after self-cal, rms=0.035083Jy sigma=1.367452 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.149 mas, bmaj=3.348 mas, bpa=-2.897 degrees ! Estimated noise=0.88571 mJy/beam. repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! Added new window around map position (-2.7, 4.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0054203 Jy ! Component: 100 - total flux cleaned = 0.00193433 Jy ! Component: 150 - total flux cleaned = 9.77871e-05 Jy ! Component: 200 - total flux cleaned = -0.000974747 Jy ! Total flux subtracted in 200 components = -0.000974747 Jy ! Clean residual min=-0.008164 max=0.007508 Jy/beam ! Clean residual mean=0.000001 rms=0.001754 Jy/beam ! Combined flux in latest and established models = 1.15779 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 45 components and 1.15779 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=0.026161Jy sigma=0.967606 ! Fit after self-cal, rms=0.025942Jy sigma=0.962480 ! 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=0.025942Jy sigma=0.962480 ! Fit after self-cal, rms=0.025465Jy sigma=0.952227 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.148 mas, bmaj=3.349 mas, bpa=-2.932 degrees ! Estimated noise=0.884986 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000227756 Jy ! Component: 100 - total flux cleaned = -0.00122162 Jy ! Component: 150 - total flux cleaned = -0.00191419 Jy ! Component: 200 - total flux cleaned = -0.0025324 Jy ! Total flux subtracted in 200 components = -0.0025324 Jy ! Clean residual min=-0.006528 max=0.005675 Jy/beam ! Clean residual mean=0.000001 rms=0.001442 Jy/beam ! Combined flux in latest and established models = 1.15526 Jy selfcal ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 59 components and 1.15526 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=0.023592Jy sigma=0.865230 ! Fit after self-cal, rms=0.023481Jy sigma=0.863445 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 = 0.000739848 Jy ! Component: 100 - total flux cleaned = 1.20143e-05 Jy ! Component: 150 - total flux cleaned = -0.00026387 Jy ! Component: 200 - total flux cleaned = -0.000846176 Jy ! Total flux subtracted in 200 components = -0.000846176 Jy ! Clean residual min=-0.005940 max=0.005233 Jy/beam ! Clean residual mean=0.000001 rms=0.001320 Jy/beam ! Combined flux in latest and established models = 1.15441 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 65 components and 1.15441 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=0.022748Jy sigma=0.826816 ! Fit after self-cal, rms=0.022685Jy sigma=0.825953 ! 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=0.022685Jy sigma=0.825953 ! Fit after self-cal, rms=0.022366Jy sigma=0.815461 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.148 mas, bmaj=3.349 mas, bpa=-2.94 degrees ! Estimated noise=0.884626 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000582148 Jy ! Component: 100 - total flux cleaned = -0.00108137 Jy ! Component: 150 - total flux cleaned = -0.00159666 Jy ! Component: 200 - total flux cleaned = -0.00199368 Jy ! Total flux subtracted in 200 components = -0.00199368 Jy ! Clean residual min=-0.005063 max=0.004519 Jy/beam ! Clean residual mean=0.000000 rms=0.001163 Jy/beam ! Combined flux in latest and established models = 1.15242 Jy selfcal ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 67 components and 1.15242 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=0.021803Jy sigma=0.786282 ! Fit after self-cal, rms=0.021741Jy sigma=0.785479 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 = 0.000463326 Jy ! Component: 100 - total flux cleaned = 0.000578418 Jy ! Component: 150 - total flux cleaned = 0.000577556 Jy ! Component: 200 - total flux cleaned = 0.000478875 Jy ! Total flux subtracted in 200 components = 0.000478875 Jy ! Clean residual min=-0.004874 max=0.004481 Jy/beam ! Clean residual mean=0.000000 rms=0.001116 Jy/beam ! Combined flux in latest and established models = 1.1529 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 74 components and 1.1529 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=0.021501Jy sigma=0.772411 ! Fit after self-cal, rms=0.021470Jy sigma=0.772139 ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 40 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=0.021470Jy sigma=0.772139 ! Fit after self-cal, rms=0.021292Jy sigma=0.765993 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.658 mas, bmaj=5.504 mas, bpa=2.037 degrees ! Estimated noise=1.37671 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.0018475 Jy ! Component: 100 - total flux cleaned = -0.00156519 Jy ! Component: 150 - total flux cleaned = -0.00151757 Jy ! Component: 200 - total flux cleaned = -0.00169837 Jy ! Total flux subtracted in 200 components = -0.00169837 Jy ! Clean residual min=-0.005644 max=0.004884 Jy/beam ! Clean residual mean=-0.000001 rms=0.001751 Jy/beam ! Combined flux in latest and established models = 1.1512 Jy selfcal ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 87 components and 1.1512 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=0.021218Jy sigma=0.761447 ! Fit after self-cal, rms=0.021160Jy sigma=0.760423 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 = -0.00110091 Jy ! Component: 100 - total flux cleaned = -0.00139175 Jy ! Component: 150 - total flux cleaned = -0.00161825 Jy ! Component: 200 - total flux cleaned = -0.00176859 Jy ! Total flux subtracted in 200 components = -0.00176859 Jy ! Clean residual min=-0.005302 max=0.004751 Jy/beam ! Clean residual mean=-0.000001 rms=0.001689 Jy/beam ! Combined flux in latest and established models = 1.14943 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 90 components and 1.14943 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=0.021136Jy sigma=0.758852 ! Fit after self-cal, rms=0.021107Jy sigma=0.758204 ! 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=1.148 mas, bmaj=3.35 mas, bpa=-2.948 degrees ! Estimated noise=0.884309 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.148 x 3.35 at -2.948 degrees (North through East) ! Clean map min=-0.0074604 max=1.043 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. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.021107Jy sigma=0.758204 ! Fit after self-cal, rms=0.018392Jy sigma=0.675008 ! Inverting map and beam ! Estimated beam: bmin=1.148 mas, bmaj=3.35 mas, bpa=-2.955 degrees ! Estimated noise=0.884114 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000808444 Jy ! Component: 100 - total flux cleaned = -0.00086498 Jy ! Component: 150 - total flux cleaned = -0.00112864 Jy ! Component: 200 - total flux cleaned = -0.0013149 Jy ! Total flux subtracted in 200 components = -0.0013149 Jy ! Clean residual min=-0.004003 max=0.003912 Jy/beam ! Clean residual mean=-0.000001 rms=0.000950 Jy/beam ! Combined flux in latest and established models = 1.14811 Jy ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 99 components and 1.14811 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=0.017999Jy sigma=0.656842 ! Fit after self-cal, rms=0.017951Jy sigma=0.656276 ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000235385 Jy ! Component: 100 - total flux cleaned = 0.000524953 Jy ! Component: 150 - total flux cleaned = 0.000602186 Jy ! Component: 200 - total flux cleaned = 0.000530715 Jy ! Total flux subtracted in 200 components = 0.000530715 Jy ! Clean residual min=-0.004040 max=0.003764 Jy/beam ! Clean residual mean=-0.000000 rms=0.000922 Jy/beam ! Combined flux in latest and established models = 1.14864 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 106 components and 1.14865 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=0.017805Jy sigma=0.648173 ! Fit after self-cal, rms=0.017783Jy sigma=0.647974 ! Inverting map ! Performing amp+phase self-cal ! ! 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=0.017783Jy sigma=0.647974 ! Fit after self-cal, rms=0.017746Jy sigma=0.644829 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=1.017 mas, bmaj=3.157 mas, bpa=-3.312 degrees ! Estimated noise=1.00019 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.802846 Jy ! Component: 100 - total flux cleaned = 0.984041 Jy ! Component: 150 - total flux cleaned = 1.06019 Jy ! Component: 200 - total flux cleaned = 1.10636 Jy ! Total flux subtracted in 200 components = 1.10636 Jy ! Clean residual min=-0.030416 max=0.026027 Jy/beam ! Clean residual mean=-0.000003 rms=0.005216 Jy/beam ! Combined flux in latest and established models = 1.10636 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 10 model components to the UV plane model. ! The established model now contains 10 components and 1.10636 Jy ! Inverting map and beam ! Estimated beam: bmin=1.148 mas, bmaj=3.351 mas, bpa=-2.964 degrees ! Estimated noise=0.88395 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 = 0.0279693 Jy ! Component: 100 - total flux cleaned = 0.0390207 Jy ! Component: 150 - total flux cleaned = 0.0443646 Jy ! Component: 200 - total flux cleaned = 0.0467119 Jy ! Total flux subtracted in 200 components = 0.0467119 Jy ! Clean residual min=-0.009896 max=0.010198 Jy/beam ! Clean residual mean=-0.000001 rms=0.002199 Jy/beam ! Combined flux in latest and established models = 1.15308 Jy ! Adding 23 model components to the UV plane model. ! The established model now contains 29 components and 1.15308 Jy ! Inverting map ! Added new window around map position (-1.8, -12.9). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00137452 Jy ! Component: 100 - total flux cleaned = 0.00481589 Jy ! Component: 150 - total flux cleaned = 0.00560272 Jy ! Component: 200 - total flux cleaned = 0.0056215 Jy ! Total flux subtracted in 200 components = 0.0056215 Jy ! Clean residual min=-0.005876 max=0.005264 Jy/beam ! Clean residual mean=-0.000001 rms=0.001347 Jy/beam ! Combined flux in latest and established models = 1.1587 Jy ! Adding 25 model components to the UV plane model. ! The established model now contains 50 components and 1.1587 Jy ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 40 mega-wavelengths. clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.658 mas, bmaj=5.504 mas, bpa=2.024 degrees ! Estimated noise=1.37651 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000167555 Jy ! Component: 100 - total flux cleaned = 0.00119597 Jy ! Component: 150 - total flux cleaned = 0.00246645 Jy ! Component: 200 - total flux cleaned = 0.00338179 Jy ! Total flux subtracted in 200 components = 0.00338179 Jy ! Clean residual min=-0.004575 max=0.004308 Jy/beam ! Clean residual mean=-0.000001 rms=0.001365 Jy/beam ! Combined flux in latest and established models = 1.16208 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 = 0.000649681 Jy ! Component: 100 - total flux cleaned = 0.00122724 Jy ! Component: 150 - total flux cleaned = 0.00162363 Jy ! Component: 200 - total flux cleaned = 0.00192838 Jy ! Total flux subtracted in 200 components = 0.00192838 Jy ! Clean residual min=-0.004296 max=0.004338 Jy/beam ! Clean residual mean=-0.000001 rms=0.001278 Jy/beam ! Combined flux in latest and established models = 1.16401 Jy ! Adding 35 model components to the UV plane model. ! The established model now contains 82 components and 1.16401 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=1.148 mas, bmaj=3.351 mas, bpa=-2.964 degrees ! Estimated noise=0.88395 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000652676 Jy ! Component: 100 - total flux cleaned = -0.000930877 Jy ! Component: 150 - total flux cleaned = -0.00112921 Jy ! Component: 200 - total flux cleaned = -0.000778098 Jy ! Total flux subtracted in 200 components = -0.000778098 Jy ! Clean residual min=-0.004168 max=0.003503 Jy/beam ! Clean residual mean=-0.000000 rms=0.000911 Jy/beam ! Combined flux in latest and established models = 1.16323 Jy selfcal ! Performing phase self-cal ! Adding 33 model components to the UV plane model. ! The established model now contains 111 components and 1.16323 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=0.018167Jy sigma=0.662435 ! Fit after self-cal, rms=0.017871Jy sigma=0.645150 wmodel J1408-0752_C_map.mod ! Writing 111 model components to file: J1408-0752_C_map.mod wobs J1408-0752_C_uvs.fits ! Writing UV FITS file: J1408-0752_C_uvs.fits wwins J1408-0752_C_map.win ! wwins: Wrote 4 windows to J1408-0752_C_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 = -0.00100649 Jy ! Component: 100 - total flux cleaned = -0.0007228 Jy ! Component: 150 - total flux cleaned = -0.000316898 Jy ! Component: 200 - total flux cleaned = -0.000131402 Jy ! Component: 250 - total flux cleaned = -4.55741e-05 Jy ! Component: 300 - total flux cleaned = -0.000164352 Jy ! Component: 350 - total flux cleaned = -0.000164191 Jy ! Component: 400 - total flux cleaned = -0.000199775 Jy ! Component: 450 - total flux cleaned = -0.000333564 Jy ! Component: 500 - total flux cleaned = -0.000396497 Jy ! Component: 550 - total flux cleaned = -0.000548973 Jy ! Component: 600 - total flux cleaned = -0.000724182 Jy ! Component: 650 - total flux cleaned = -0.000807914 Jy ! Component: 700 - total flux cleaned = -0.000943689 Jy ! Component: 750 - total flux cleaned = -0.00102239 Jy ! Component: 800 - total flux cleaned = -0.00114844 Jy ! Component: 850 - total flux cleaned = -0.00119688 Jy ! Component: 900 - total flux cleaned = -0.0012909 Jy ! Component: 950 - total flux cleaned = -0.00133652 Jy ! Component: 1000 - total flux cleaned = -0.0013806 Jy ! Component: 1050 - total flux cleaned = -0.00135827 Jy ! Component: 1100 - total flux cleaned = -0.00142038 Jy ! Component: 1150 - total flux cleaned = -0.0013996 Jy ! Component: 1200 - total flux cleaned = -0.00134066 Jy ! Component: 1250 - total flux cleaned = -0.00139938 Jy ! Component: 1300 - total flux cleaned = -0.00136151 Jy ! Component: 1350 - total flux cleaned = -0.00136189 Jy ! Component: 1400 - total flux cleaned = -0.00139866 Jy ! Component: 1450 - total flux cleaned = -0.00136341 Jy ! Component: 1500 - total flux cleaned = -0.00138105 Jy ! Component: 1550 - total flux cleaned = -0.00132999 Jy ! Component: 1600 - total flux cleaned = -0.00129648 Jy ! Component: 1650 - total flux cleaned = -0.00126347 Jy ! Component: 1700 - total flux cleaned = -0.00127997 Jy ! Component: 1750 - total flux cleaned = -0.0012479 Jy ! Component: 1800 - total flux cleaned = -0.00121617 Jy ! Component: 1850 - total flux cleaned = -0.00118508 Jy ! Component: 1900 - total flux cleaned = -0.0011242 Jy ! Component: 1950 - total flux cleaned = -0.00109452 Jy ! Component: 2000 - total flux cleaned = -0.00109463 Jy ! Component: 2050 - total flux cleaned = -0.00102186 Jy ! Component: 2100 - total flux cleaned = -0.000964444 Jy ! Component: 2150 - total flux cleaned = -0.000950423 Jy ! Component: 2200 - total flux cleaned = -0.000866668 Jy ! Component: 2250 - total flux cleaned = -0.000825408 Jy ! Component: 2300 - total flux cleaned = -0.000757528 Jy ! Component: 2350 - total flux cleaned = -0.000730595 Jy ! Component: 2400 - total flux cleaned = -0.000690791 Jy ! Component: 2450 - total flux cleaned = -0.000625177 Jy ! Component: 2500 - total flux cleaned = -0.000560363 Jy ! Component: 2550 - total flux cleaned = -0.000509213 Jy ! Component: 2600 - total flux cleaned = -0.000509238 Jy ! Component: 2650 - total flux cleaned = -0.000471645 Jy ! Component: 2700 - total flux cleaned = -0.000471795 Jy ! Component: 2750 - total flux cleaned = -0.000484093 Jy ! Component: 2800 - total flux cleaned = -0.000484127 Jy ! Component: 2850 - total flux cleaned = -0.000447851 Jy ! Component: 2900 - total flux cleaned = -0.000376049 Jy ! Component: 2950 - total flux cleaned = -0.000352342 Jy ! Component: 3000 - total flux cleaned = -0.000328623 Jy ! Component: 3050 - total flux cleaned = -0.00028154 Jy ! Component: 3100 - total flux cleaned = -0.000246349 Jy ! Component: 3150 - total flux cleaned = -0.000222971 Jy ! Component: 3200 - total flux cleaned = -0.000176513 Jy ! Component: 3250 - total flux cleaned = -0.000130181 Jy ! Component: 3300 - total flux cleaned = -8.40407e-05 Jy ! Component: 3350 - total flux cleaned = -7.24961e-05 Jy ! Component: 3400 - total flux cleaned = -3.80175e-05 Jy ! Component: 3450 - total flux cleaned = 1.92528e-05 Jy ! Component: 3500 - total flux cleaned = 5.35504e-05 Jy ! Component: 3550 - total flux cleaned = 0.000110693 Jy ! Component: 3600 - total flux cleaned = 0.000156315 Jy ! Component: 3650 - total flux cleaned = 0.000201866 Jy ! Component: 3700 - total flux cleaned = 0.00024733 Jy ! Component: 3750 - total flux cleaned = 0.00029283 Jy ! Component: 3800 - total flux cleaned = 0.000326956 Jy ! Component: 3850 - total flux cleaned = 0.000372454 Jy ! Component: 3900 - total flux cleaned = 0.000429366 Jy ! Component: 3950 - total flux cleaned = 0.000463567 Jy ! Component: 4000 - total flux cleaned = 0.000509147 Jy ! Component: 4050 - total flux cleaned = 0.000554807 Jy ! Total flux subtracted in 4096 components = 0.000611903 Jy ! Clean residual min=-0.000626 max=0.000671 Jy/beam ! Clean residual mean=-0.000001 rms=0.000178 Jy/beam ! Combined flux in latest and established models = 1.16384 Jy keep ! Adding 286 model components to the UV plane model. ! The established model now contains 397 components and 1.16384 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/sb072/temp_maps//J1408-0752_C_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.148 x 3.351 at -2.964 degrees (North through East) ! Clean map min=-0.0075435 max=1.0394 Jy/beam ! Writing clean map to FITS file: /vlbi/sb072/temp_maps//J1408-0752_C_map.fits wmodel /vlbi/sb072/temp_maps//J1408-0752_C_map.mod ! Writing 397 model components to file: /vlbi/sb072/temp_maps//J1408-0752_C_map.mod wobs /vlbi/sb072/temp_maps//J1408-0752_C_uvs.fits ! Writing UV FITS file: /vlbi/sb072/temp_maps//J1408-0752_C_uvs.fits wwins /vlbi/sb072/temp_maps//J1408-0752_C_map.win ! wwins: Wrote 5 windows to /vlbi/sb072/temp_maps//J1408-0752_C_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 1.03943 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000178952 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.0516494 0.0516494 0.103299 0.206598 0.413195 0.82639 1.65278 3.30556 6.61112 13.2222 26.4445 52.889 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0005 print "peak= ", int(1000*peak_flux)/1000 ! peak= 1.039 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 5808.4 quit ! Quitting program ! Log file /vlbi/sb072/temp_maps//J1408-0752_C_dfm.log closed on Thu Jan 31 09:37:39 2019