! Started logfile: /vlbi/sb072/temp_maps//J1718-2850_X_dfm.log on Tue Mar 5 23:21:40 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//J1718-2850_X_uvm.fits ! Reading UV FITS file: /vlbi/sb072/temp_maps//J1718-2850_X_uvm.fits ! AN table 1: 6 integrations on 21 of 21 possible baselines. ! AN table 2: 7 integrations on 21 of 21 possible baselines. ! AN table 3: 7 integrations on 28 of 28 possible baselines. ! Apparent sampling: 1 visibilities/baseline/integration-bin. ! Found source: J1718-2850 ! ! 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 94 lines of history. ! ! Reading 3752 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 J1718-2850_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=1.004978Jy sigma=26.574244 ! Fit after self-cal, rms=0.898438Jy sigma=23.570434 ! 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=0.8823 mas, bmaj=2.93 mas, bpa=18.46 degrees ! Estimated noise=0.858315 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 = 0.0766285 Jy ! Component: 100 - total flux cleaned = 0.09991 Jy ! Total flux subtracted in 100 components = 0.09991 Jy ! Clean residual min=-0.005728 max=0.011604 Jy/beam ! Clean residual mean=-0.000029 rms=0.001482 Jy/beam ! Combined flux in latest and established models = 0.09991 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 9 components and 0.09991 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=0.048309Jy sigma=0.955295 ! Fit after self-cal, rms=0.048257Jy sigma=0.953309 ! Inverting map ! Added new window around map position (-2.6, -4.4). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.011247 Jy ! Component: 100 - total flux cleaned = 0.0169919 Jy ! Total flux subtracted in 100 components = 0.0169919 Jy ! Clean residual min=-0.004911 max=0.007151 Jy/beam ! Clean residual mean=-0.000018 rms=0.001091 Jy/beam ! Combined flux in latest and established models = 0.116902 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 29 components and 0.116902 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=0.045291Jy sigma=0.823021 ! Fit after self-cal, rms=0.045179Jy sigma=0.815998 ! 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=1.246 mas, bmaj=3.919 mas, bpa=14.08 degrees ! Estimated noise=0.473872 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 = 0.0068851 Jy ! Component: 100 - total flux cleaned = 0.0105539 Jy ! Component: 150 - total flux cleaned = 0.0126891 Jy ! Component: 200 - total flux cleaned = 0.0137595 Jy ! Total flux subtracted in 200 components = 0.0137595 Jy ! Clean residual min=-0.003606 max=0.006269 Jy/beam ! Clean residual mean=-0.000033 rms=0.001146 Jy/beam ! Combined flux in latest and established models = 0.130661 Jy ! Performing phase self-cal ! Adding 37 model components to the UV plane model. ! The established model now contains 58 components and 0.130661 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=0.044252Jy sigma=0.770048 ! Fit after self-cal, rms=0.044223Jy sigma=0.767295 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.246 x 3.919 at 14.08 degrees (North through East) ! Clean map min=-0.0035528 max=0.098683 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! FD 1.07 HN 1.02 LA 1.07 NL 1.16 ! OV 1.12 PT 1.00 SC 1.08 ! ! Telescope amplitude corrections in sub-array 2: ! FD 0.97 KP 1.01 LA 0.97 NL 1.08 ! OV 1.04 PT 0.92 SC 0.91 ! ! Telescope amplitude corrections in sub-array 3: ! BR 0.98 FD 0.93 KP 0.99 LA 1.01 ! NL 1.26 OV 1.11 PT 0.90 SC 1.03 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! FD 1.07 HN 1.05 LA 1.11 NL 1.02 ! OV 1.08 PT 1.03 SC 1.11 ! ! Telescope amplitude corrections in sub-array 2: ! FD 0.97 KP 0.93 LA 1.05 NL 1.02 ! OV 1.00 PT 0.87 SC 0.93 ! ! Telescope amplitude corrections in sub-array 3: ! BR 0.96 FD 1.01 KP 0.98 LA 0.97 ! NL 1.12 OV 1.13 PT 0.95 SC 1.03 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! FD 1.00 HN 0.97 LA 1.10 NL 1.14 ! OV 1.08 PT 1.04 SC 1.14 ! ! Telescope amplitude corrections in sub-array 2: ! FD 1.04 KP 1.05 LA 1.03 NL 1.13 ! OV 1.00 PT 0.85 SC 0.93 ! ! Telescope amplitude corrections in sub-array 3: ! BR 0.98 FD 0.93 KP 0.97 LA 1.02 ! NL 1.22 OV 1.15 PT 0.89 SC 1.02 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! FD 1.07 HN 0.99 LA 1.10 NL 1.05 ! OV 1.00 PT 0.95 SC 1.18 ! ! Telescope amplitude corrections in sub-array 2: ! FD 1.02 KP 0.95 LA 0.98 NL 1.04 ! OV 1.04 PT 0.86 SC 0.92 ! ! Telescope amplitude corrections in sub-array 3: ! BR 0.96 FD 0.95 KP 0.96 LA 0.96 ! NL 1.18 OV 1.14 PT 0.94 SC 1.00 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! FD 1.04 HN 1.08 LA 1.06 NL 1.03 ! OV 1.06 PT 1.02 SC 1.11 ! ! Telescope amplitude corrections in sub-array 2: ! FD 0.97 KP 0.96 LA 0.98 NL 1.09 ! OV 1.14 PT 0.87 SC 0.92 ! ! Telescope amplitude corrections in sub-array 3: ! BR 0.94 FD 0.97 KP 0.97 LA 0.98 ! NL 1.24 OV 1.11 PT 0.92 SC 1.01 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! FD 1.01 HN 1.05 LA 1.11 NL 1.06 ! OV 1.06 PT 0.99 SC 1.08 ! ! Telescope amplitude corrections in sub-array 2: ! FD 1.00 KP 0.98 LA 0.99 NL 1.06 ! OV 1.02 PT 0.86 SC 0.90 ! ! Telescope amplitude corrections in sub-array 3: ! BR 0.95 FD 0.95 KP 0.99 LA 1.01 ! NL 1.19 OV 1.09 PT 0.89 SC 1.04 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! FD 1.09 HN 0.99 LA 1.09 NL 1.14 ! OV 1.01 PT 0.94 SC 1.03 ! ! Telescope amplitude corrections in sub-array 2: ! FD 1.01 KP 0.95 LA 0.99 NL 1.03 ! OV 1.01 PT 0.88 SC 0.86 ! ! Telescope amplitude corrections in sub-array 3: ! BR 0.99 FD 0.96 KP 0.96 LA 0.96 ! NL 1.15 OV 1.09 PT 0.96 SC 1.01 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! FD 1.04 HN 0.94 LA 1.07 NL 1.14 ! OV 1.00 PT 1.02 SC 1.12 ! ! Telescope amplitude corrections in sub-array 2: ! FD 0.97 KP 0.90 LA 0.99 NL 1.19 ! OV 1.01 PT 0.89 SC 0.89 ! ! Telescope amplitude corrections in sub-array 3: ! BR 0.94 FD 0.95 KP 0.96 LA 1.01 ! NL 1.18 OV 1.10 PT 0.95 SC 0.94 ! ! ! Fit before self-cal, rms=0.044223Jy sigma=0.767295 ! Fit after self-cal, rms=0.044976Jy sigma=0.701103 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.243 mas, bmaj=3.976 mas, bpa=14.26 degrees ! Estimated noise=0.479031 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 (6.8, 9.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00492567 Jy ! Component: 100 - total flux cleaned = 0.00625993 Jy ! Component: 150 - total flux cleaned = 0.00633076 Jy ! Component: 200 - total flux cleaned = 0.00645645 Jy ! Total flux subtracted in 200 components = 0.00645645 Jy ! Clean residual min=-0.002353 max=0.002328 Jy/beam ! Clean residual mean=-0.000002 rms=0.000562 Jy/beam ! Combined flux in latest and established models = 0.137118 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 80 components and 0.137118 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=0.044404Jy sigma=0.675138 ! Fit after self-cal, rms=0.044381Jy sigma=0.672811 ! 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=0.044381Jy sigma=0.672811 ! Fit after self-cal, rms=0.044476Jy sigma=0.671425 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.238 mas, bmaj=3.976 mas, bpa=14.32 degrees ! Estimated noise=0.477227 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000835419 Jy ! Component: 100 - total flux cleaned = 0.00130541 Jy ! Component: 150 - total flux cleaned = 0.00142924 Jy ! Component: 200 - total flux cleaned = 0.00154088 Jy ! Total flux subtracted in 200 components = 0.00154088 Jy ! Clean residual min=-0.001971 max=0.001823 Jy/beam ! Clean residual mean=-0.000003 rms=0.000458 Jy/beam ! Combined flux in latest and established models = 0.138659 Jy selfcal ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 105 components and 0.138659 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=0.044343Jy sigma=0.666417 ! Fit after self-cal, rms=0.044321Jy sigma=0.665838 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 = 0.00024992 Jy ! Component: 100 - total flux cleaned = 0.000485895 Jy ! Component: 150 - total flux cleaned = 0.000577642 Jy ! Component: 200 - total flux cleaned = 0.00066282 Jy ! Total flux subtracted in 200 components = 0.00066282 Jy ! Clean residual min=-0.001877 max=0.001793 Jy/beam ! Clean residual mean=-0.000002 rms=0.000424 Jy/beam ! Combined flux in latest and established models = 0.139321 Jy ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 120 components and 0.139321 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=0.044261Jy sigma=0.664098 ! Fit after self-cal, rms=0.044250Jy sigma=0.663921 ! 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=0.044250Jy sigma=0.663921 ! Fit after self-cal, rms=0.044604Jy sigma=0.662713 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.238 mas, bmaj=3.984 mas, bpa=14.36 degrees ! Estimated noise=0.4781 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 8.89926e-05 Jy ! Component: 100 - total flux cleaned = 0.000284698 Jy ! Component: 150 - total flux cleaned = 0.0004558 Jy ! Component: 200 - total flux cleaned = 0.000508661 Jy ! Total flux subtracted in 200 components = 0.000508661 Jy ! Clean residual min=-0.001667 max=0.001665 Jy/beam ! Clean residual mean=-0.000003 rms=0.000399 Jy/beam ! Combined flux in latest and established models = 0.13983 Jy selfcal ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 126 components and 0.13983 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=0.044544Jy sigma=0.661277 ! Fit after self-cal, rms=0.044541Jy sigma=0.661133 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 (-6, 36.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000774807 Jy ! Component: 100 - total flux cleaned = 0.000657981 Jy ! Component: 150 - total flux cleaned = 0.00072557 Jy ! Component: 200 - total flux cleaned = 0.000815208 Jy ! Total flux subtracted in 200 components = 0.000815208 Jy ! Clean residual min=-0.001581 max=0.001265 Jy/beam ! Clean residual mean=-0.000003 rms=0.000364 Jy/beam ! Combined flux in latest and established models = 0.140645 Jy ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 152 components and 0.140645 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=0.044421Jy sigma=0.658838 ! Fit after self-cal, rms=0.044415Jy sigma=0.658725 ! 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=0.044415Jy sigma=0.658725 ! Fit after self-cal, rms=0.044396Jy sigma=0.658008 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.518 mas, bmaj=6.167 mas, bpa=4.526 degrees ! Estimated noise=0.536515 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000405699 Jy ! Component: 100 - total flux cleaned = -0.000379795 Jy ! Component: 150 - total flux cleaned = -0.000332865 Jy ! Component: 200 - total flux cleaned = -0.000266797 Jy ! Total flux subtracted in 200 components = -0.000266797 Jy ! Clean residual min=-0.001516 max=0.001237 Jy/beam ! Clean residual mean=-0.000007 rms=0.000375 Jy/beam ! Combined flux in latest and established models = 0.140379 Jy selfcal ! Performing phase self-cal ! Adding 32 model components to the UV plane model. ! The established model now contains 174 components and 0.140379 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=0.044355Jy sigma=0.657312 ! Fit after self-cal, rms=0.044350Jy sigma=0.657195 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 = 5.02417e-05 Jy ! Component: 100 - total flux cleaned = 0.000172723 Jy ! Component: 150 - total flux cleaned = 0.000172515 Jy ! Component: 200 - total flux cleaned = 0.000191082 Jy ! Total flux subtracted in 200 components = 0.000191082 Jy ! Clean residual min=-0.001414 max=0.001125 Jy/beam ! Clean residual mean=-0.000006 rms=0.000359 Jy/beam ! Combined flux in latest and established models = 0.14057 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 182 components and 0.14057 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=0.044323Jy sigma=0.656803 ! Fit after self-cal, rms=0.044321Jy sigma=0.656759 ! 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=1.239 mas, bmaj=3.985 mas, bpa=14.35 degrees ! Estimated noise=0.477785 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.239 x 3.985 at 14.35 degrees (North through East) ! Clean map min=-0.0031488 max=0.099376 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=0.8751 mas, bmaj=2.97 mas, bpa=18.55 degrees ! Estimated noise=0.862207 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0768878 Jy ! Component: 100 - total flux cleaned = 0.100167 Jy ! Component: 150 - total flux cleaned = 0.110354 Jy ! Component: 200 - total flux cleaned = 0.116287 Jy ! Total flux subtracted in 200 components = 0.116287 Jy ! Clean residual min=-0.003202 max=0.003594 Jy/beam ! Clean residual mean=-0.000014 rms=0.000842 Jy/beam ! Combined flux in latest and established models = 0.116287 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 24 model components to the UV plane model. ! The established model now contains 24 components and 0.116287 Jy ! Inverting map and beam ! Estimated beam: bmin=1.239 mas, bmaj=3.985 mas, bpa=14.35 degrees ! Estimated noise=0.477785 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 = 0.0073025 Jy ! Component: 100 - total flux cleaned = 0.0121525 Jy ! Component: 150 - total flux cleaned = 0.0156386 Jy ! Component: 200 - total flux cleaned = 0.0174872 Jy ! Total flux subtracted in 200 components = 0.0174872 Jy ! Clean residual min=-0.002446 max=0.002604 Jy/beam ! Clean residual mean=-0.000014 rms=0.000596 Jy/beam ! Combined flux in latest and established models = 0.133774 Jy ! Adding 52 model components to the UV plane model. ! The established model now contains 68 components and 0.133774 Jy ! Inverting map ! Added new window around map position (3.2, 2.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00215356 Jy ! Component: 100 - total flux cleaned = 0.00311796 Jy ! Component: 150 - total flux cleaned = 0.00395775 Jy ! Component: 200 - total flux cleaned = 0.00469791 Jy ! Total flux subtracted in 200 components = 0.00469791 Jy ! Clean residual min=-0.001920 max=0.001522 Jy/beam ! Clean residual mean=-0.000007 rms=0.000437 Jy/beam ! Combined flux in latest and established models = 0.138472 Jy ! Adding 41 model components to the UV plane model. ! The established model now contains 102 components and 0.138472 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=2.518 mas, bmaj=6.167 mas, bpa=4.526 degrees ! Estimated noise=0.536515 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000845451 Jy ! Component: 100 - total flux cleaned = 0.00123995 Jy ! Component: 150 - total flux cleaned = 0.00147657 Jy ! Component: 200 - total flux cleaned = 0.00155737 Jy ! Total flux subtracted in 200 components = 0.00155737 Jy ! Clean residual min=-0.001617 max=0.001430 Jy/beam ! Clean residual mean=-0.000008 rms=0.000410 Jy/beam ! Combined flux in latest and established models = 0.14003 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 = 0.00010787 Jy ! Component: 100 - total flux cleaned = 0.000204867 Jy ! Component: 150 - total flux cleaned = 0.000319098 Jy ! Component: 200 - total flux cleaned = 0.000397696 Jy ! Total flux subtracted in 200 components = 0.000397696 Jy ! Clean residual min=-0.001476 max=0.001295 Jy/beam ! Clean residual mean=-0.000006 rms=0.000376 Jy/beam ! Combined flux in latest and established models = 0.140427 Jy ! Adding 73 model components to the UV plane model. ! The established model now contains 170 components and 0.140427 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=1.239 mas, bmaj=3.985 mas, bpa=14.35 degrees ! Estimated noise=0.477785 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000329031 Jy ! Component: 100 - total flux cleaned = 0.000483666 Jy ! Component: 150 - total flux cleaned = 0.000566933 Jy ! Component: 200 - total flux cleaned = 0.000668874 Jy ! Total flux subtracted in 200 components = 0.000668874 Jy ! Clean residual min=-0.001536 max=0.001186 Jy/beam ! Clean residual mean=-0.000003 rms=0.000340 Jy/beam ! Combined flux in latest and established models = 0.141096 Jy selfcal ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 194 components and 0.141096 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=0.044291Jy sigma=0.656605 ! Fit after self-cal, rms=0.044276Jy sigma=0.656205 wmodel J1718-2850_X_map.mod ! Writing 194 model components to file: J1718-2850_X_map.mod wobs J1718-2850_X_uvs.fits ! Writing UV FITS file: J1718-2850_X_uvs.fits wwins J1718-2850_X_map.win ! wwins: Wrote 5 windows to J1718-2850_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 = -0.000688346 Jy ! Component: 100 - total flux cleaned = -0.00119481 Jy ! Component: 150 - total flux cleaned = -0.00143778 Jy ! Component: 200 - total flux cleaned = -0.00162386 Jy ! Component: 250 - total flux cleaned = -0.00179905 Jy ! Component: 300 - total flux cleaned = -0.00200376 Jy ! Component: 350 - total flux cleaned = -0.00216487 Jy ! Component: 400 - total flux cleaned = -0.002286 Jy ! Component: 450 - total flux cleaned = -0.00235356 Jy ! Component: 500 - total flux cleaned = -0.00238648 Jy ! Component: 550 - total flux cleaned = -0.00246737 Jy ! Component: 600 - total flux cleaned = -0.00254646 Jy ! Component: 650 - total flux cleaned = -0.00257746 Jy ! Component: 700 - total flux cleaned = -0.00262314 Jy ! Component: 750 - total flux cleaned = -0.00263847 Jy ! Component: 800 - total flux cleaned = -0.0026535 Jy ! Component: 850 - total flux cleaned = -0.00266814 Jy ! Component: 900 - total flux cleaned = -0.00269642 Jy ! Component: 950 - total flux cleaned = -0.00268219 Jy ! Component: 1000 - total flux cleaned = -0.00269607 Jy ! Component: 1050 - total flux cleaned = -0.00268249 Jy ! Component: 1100 - total flux cleaned = -0.00275011 Jy ! Component: 1150 - total flux cleaned = -0.00274999 Jy ! Component: 1200 - total flux cleaned = -0.00280281 Jy ! Component: 1250 - total flux cleaned = -0.00282885 Jy ! Component: 1300 - total flux cleaned = -0.00284168 Jy ! Component: 1350 - total flux cleaned = -0.00291832 Jy ! Component: 1400 - total flux cleaned = -0.00298134 Jy ! Component: 1450 - total flux cleaned = -0.00300624 Jy ! Component: 1500 - total flux cleaned = -0.00303098 Jy ! Component: 1550 - total flux cleaned = -0.00304315 Jy ! Component: 1600 - total flux cleaned = -0.00309172 Jy ! Component: 1650 - total flux cleaned = -0.00316404 Jy ! Component: 1700 - total flux cleaned = -0.00323547 Jy ! Component: 1750 - total flux cleaned = -0.00329443 Jy ! Component: 1800 - total flux cleaned = -0.00334122 Jy ! Component: 1850 - total flux cleaned = -0.00337629 Jy ! Component: 1900 - total flux cleaned = -0.00343392 Jy ! Component: 1950 - total flux cleaned = -0.00344534 Jy ! Component: 2000 - total flux cleaned = -0.00351338 Jy ! Component: 2050 - total flux cleaned = -0.0035585 Jy ! Component: 2100 - total flux cleaned = -0.00358093 Jy ! Component: 2150 - total flux cleaned = -0.0036143 Jy ! Component: 2200 - total flux cleaned = -0.00366932 Jy ! Component: 2250 - total flux cleaned = -0.00369117 Jy ! Component: 2300 - total flux cleaned = -0.00373456 Jy ! Component: 2350 - total flux cleaned = -0.00378838 Jy ! Component: 2400 - total flux cleaned = -0.00380971 Jy ! Component: 2450 - total flux cleaned = -0.00378841 Jy ! Component: 2500 - total flux cleaned = -0.0038412 Jy ! Component: 2550 - total flux cleaned = -0.00386214 Jy ! Component: 2600 - total flux cleaned = -0.00385185 Jy ! Component: 2650 - total flux cleaned = -0.0039138 Jy ! Component: 2700 - total flux cleaned = -0.00390337 Jy ! Component: 2750 - total flux cleaned = -0.00387284 Jy ! Component: 2800 - total flux cleaned = -0.00391339 Jy ! Component: 2850 - total flux cleaned = -0.00390331 Jy ! Component: 2900 - total flux cleaned = -0.00389336 Jy ! Component: 2950 - total flux cleaned = -0.0038835 Jy ! Component: 3000 - total flux cleaned = -0.00394298 Jy ! Component: 3050 - total flux cleaned = -0.00394297 Jy ! Component: 3100 - total flux cleaned = -0.00392338 Jy ! Component: 3150 - total flux cleaned = -0.00393318 Jy ! Component: 3200 - total flux cleaned = -0.00394282 Jy ! Component: 3250 - total flux cleaned = -0.00390423 Jy ! Component: 3300 - total flux cleaned = -0.00387558 Jy ! Component: 3350 - total flux cleaned = -0.00386608 Jy ! Component: 3400 - total flux cleaned = -0.00388506 Jy ! Component: 3450 - total flux cleaned = -0.00384739 Jy ! Component: 3500 - total flux cleaned = -0.00383803 Jy ! Component: 3550 - total flux cleaned = -0.0038006 Jy ! Component: 3600 - total flux cleaned = -0.00383783 Jy ! Component: 3650 - total flux cleaned = -0.0037822 Jy ! Component: 3700 - total flux cleaned = -0.00376376 Jy ! Component: 3750 - total flux cleaned = -0.00374535 Jy ! Component: 3800 - total flux cleaned = -0.00374537 Jy ! Component: 3850 - total flux cleaned = -0.0037363 Jy ! Component: 3900 - total flux cleaned = -0.00370914 Jy ! Component: 3950 - total flux cleaned = -0.00369109 Jy ! Component: 4000 - total flux cleaned = -0.00368208 Jy ! Component: 4050 - total flux cleaned = -0.00367312 Jy ! Total flux subtracted in 4096 components = -0.00362858 Jy ! Clean residual min=-0.000549 max=0.000507 Jy/beam ! Clean residual mean=0.000001 rms=0.000163 Jy/beam ! Combined flux in latest and established models = 0.137468 Jy keep ! Adding 279 model components to the UV plane model. ! The established model now contains 473 components and 0.137468 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/sb072/temp_maps//J1718-2850_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.239 x 3.985 at 14.35 degrees (North through East) ! Clean map min=-0.0022541 max=0.099637 Jy/beam ! Writing clean map to FITS file: /vlbi/sb072/temp_maps//J1718-2850_X_map.fits wmodel /vlbi/sb072/temp_maps//J1718-2850_X_map.mod ! Writing 473 model components to file: /vlbi/sb072/temp_maps//J1718-2850_X_map.mod wobs /vlbi/sb072/temp_maps//J1718-2850_X_uvs.fits ! Writing UV FITS file: /vlbi/sb072/temp_maps//J1718-2850_X_uvs.fits wwins /vlbi/sb072/temp_maps//J1718-2850_X_map.win ! wwins: Wrote 6 windows to /vlbi/sb072/temp_maps//J1718-2850_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0996367 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000161667 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.48677 0.48677 0.97354 1.94708 3.89416 7.78832 15.5766 31.1533 62.3066 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0004 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.099 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 616.307 quit ! Quitting program ! Log file /vlbi/sb072/temp_maps//J1718-2850_X_dfm.log closed on Tue Mar 5 23:21:45 2019