! Started logfile: /vlbi/uf001/uva//J1226+4340_X_dfm.log on Mon Jan 14 01:51:55 2019 float field_size field_size = 1024 float field_cell field_cell = 0.2000 float taper_size taper_size = 70.0 float freq freq = 8.42800 obs /vlbi/uf001/uva//J1226+4340_X_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J1226+4340_X_uva.fits ! AN table 1: 72 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.928704 visibilities/baseline/integration-bin. ! Found source: J1226+4340 ! ! There are 12 IFs, and a total of 12 channels: ! ! IF Channel Frequency Freq offset Number of Overall IF ! origin at origin per channel channels bandwidth ! ------------------------------------------------------------- (Hz) ! 01 1 8.428e+09 3.2e+07 1 3.2e+07 ! 02 2 8.46e+09 3.2e+07 1 3.2e+07 ! 03 3 8.492e+09 3.2e+07 1 3.2e+07 ! 04 4 8.524e+09 3.2e+07 1 3.2e+07 ! 05 5 8.588e+09 3.2e+07 1 3.2e+07 ! 06 6 8.62e+09 3.2e+07 1 3.2e+07 ! 07 7 8.684e+09 3.2e+07 1 3.2e+07 ! 08 8 8.716e+09 3.2e+07 1 3.2e+07 ! 09 9 8.78e+09 3.2e+07 1 3.2e+07 ! 10 10 8.812e+09 3.2e+07 1 3.2e+07 ! 11 11 8.844e+09 3.2e+07 1 3.2e+07 ! 12 12 8.876e+09 3.2e+07 1 3.2e+07 ! ! Polarization(s): RR ! ! Read 134 lines of history. ! ! Reading 36108 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 12 channels. ! Selecting polarization: RR, channels: 1..12 ! 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 ! Reading IF 9 channels: 9..9 ! Reading IF 10 channels: 10..10 ! Reading IF 11 channels: 11..11 ! Reading IF 12 channels: 12..12 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 J1226+4340_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. ! A total of 24 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 24 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 24 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 24 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 24 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 24 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 24 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 24 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 24 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 24 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 24 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 24 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.004547Jy sigma=23.617277 ! Fit after self-cal, rms=0.930680Jy sigma=21.845811 ! 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=0.7396 mas, bmaj=1.109 mas, bpa=-6.013 degrees ! Estimated noise=0.357783 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 = 0.0503606 Jy ! Component: 100 - total flux cleaned = 0.0644288 Jy ! Total flux subtracted in 100 components = 0.0644288 Jy ! Clean residual min=-0.004223 max=0.006036 Jy/beam ! Clean residual mean=0.000012 rms=0.000904 Jy/beam ! Combined flux in latest and established models = 0.0644288 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 9 components and 0.0644288 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. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.061243Jy sigma=1.343423 ! Fit after self-cal, rms=0.060656Jy sigma=1.331178 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00722944 Jy ! Component: 100 - total flux cleaned = 0.0115406 Jy ! Total flux subtracted in 100 components = 0.0115406 Jy ! Clean residual min=-0.003702 max=0.005298 Jy/beam ! Clean residual mean=0.000010 rms=0.000801 Jy/beam ! Combined flux in latest and established models = 0.0759693 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 19 components and 0.0759693 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. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.059293Jy sigma=1.294353 ! Fit after self-cal, rms=0.059300Jy sigma=1.294104 ! Inverting map ! Added new window around map position (-1.8, -1.8). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00499485 Jy ! Component: 100 - total flux cleaned = 0.00751922 Jy ! Total flux subtracted in 100 components = 0.00751922 Jy ! Clean residual min=-0.003634 max=0.004816 Jy/beam ! Clean residual mean=0.000008 rms=0.000753 Jy/beam ! Combined flux in latest and established models = 0.0834885 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 30 components and 0.0834885 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. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.058779Jy sigma=1.282947 ! Fit after self-cal, rms=0.058719Jy sigma=1.281617 ! Inverting map ! Added new window around map position (1.2, -2.4). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00443998 Jy ! Component: 100 - total flux cleaned = 0.00735481 Jy ! Total flux subtracted in 100 components = 0.00735481 Jy ! Clean residual min=-0.003371 max=0.003622 Jy/beam ! Clean residual mean=0.000006 rms=0.000705 Jy/beam ! Combined flux in latest and established models = 0.0908433 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 37 components and 0.0908433 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. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.058316Jy sigma=1.272425 ! Fit after self-cal, rms=0.058298Jy sigma=1.271881 ! 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=0.9785 mas, bmaj=1.418 mas, bpa=-4.078 degrees ! Estimated noise=0.161059 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 (1.8, 1.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00422139 Jy ! Component: 100 - total flux cleaned = 0.006404 Jy ! Component: 150 - total flux cleaned = 0.00741936 Jy ! Component: 200 - total flux cleaned = 0.0079054 Jy ! Total flux subtracted in 200 components = 0.0079054 Jy ! Clean residual min=-0.002717 max=0.003062 Jy/beam ! Clean residual mean=0.000007 rms=0.000655 Jy/beam ! Combined flux in latest and established models = 0.0987487 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 50 components and 0.0987487 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. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.057876Jy sigma=1.262048 ! Fit after self-cal, rms=0.057861Jy sigma=1.261424 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9785 x 1.418 at -4.078 degrees (North through East) ! Clean map min=-0.0025528 max=0.06889 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 1.21 HN 1.11 KP 1.00 ! LA 1.01 MK 1.05 NL 1.00 OV 0.90 ! PT 0.91 SC 0.89 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 1.22 HN 1.12 KP 1.01 ! LA 0.99 MK 1.11 NL 1.01 OV 0.91 ! PT 0.90 SC 0.87 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 1.19 HN 1.16 KP 1.00 ! LA 0.95 MK 1.09 NL 1.00 OV 0.90 ! PT 0.92 SC 0.89 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 1.22 HN 1.12 KP 1.03 ! LA 0.96 MK 1.01 NL 1.00 OV 0.90 ! PT 0.96 SC 0.90 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 1.21 HN 1.15 KP 1.02 ! LA 0.98 MK 1.06 NL 1.00 OV 0.93 ! PT 0.90 SC 0.89 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 1.18 HN 1.19 KP 1.02 ! LA 0.99 MK 1.04 NL 1.00 OV 0.92 ! PT 0.90 SC 0.88 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 1.17 HN 1.11 KP 1.03 ! LA 0.96 MK 1.04 NL 1.03 OV 0.95 ! PT 0.89 SC 0.89 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 1.17 HN 1.11 KP 1.06 ! LA 0.96 MK 1.03 NL 1.06 OV 0.93 ! PT 0.86 SC 0.89 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 1.15 HN 1.14 KP 1.03 ! LA 0.97 MK 1.03 NL 1.05 OV 0.93 ! PT 0.90 SC 0.87 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 1.12 HN 1.10 KP 1.00 ! LA 0.97 MK 1.05 NL 0.99 OV 0.89 ! PT 0.85 SC 0.88 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 1.14 HN 1.15 KP 0.98 ! LA 0.98 MK 1.03 NL 1.00 OV 0.89 ! PT 0.89 SC 0.90 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 1.10 HN 1.12 KP 1.03 ! LA 0.98 MK 1.03 NL 1.01 OV 0.92 ! PT 0.86 SC 0.94 ! ! ! Fit before self-cal, rms=0.057861Jy sigma=1.261424 ! Fit after self-cal, rms=0.057530Jy sigma=1.244264 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.9806 mas, bmaj=1.417 mas, bpa=-1.588 degrees ! Estimated noise=0.158695 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 = -0.00101593 Jy ! Component: 100 - total flux cleaned = -0.00131138 Jy ! Component: 150 - total flux cleaned = -0.00152406 Jy ! Component: 200 - total flux cleaned = -0.00175507 Jy ! Total flux subtracted in 200 components = -0.00175507 Jy ! Clean residual min=-0.002118 max=0.001981 Jy/beam ! Clean residual mean=0.000003 rms=0.000459 Jy/beam ! Combined flux in latest and established models = 0.0969937 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 67 components and 0.0969937 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. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.057438Jy sigma=1.242711 ! Fit after self-cal, rms=0.057525Jy sigma=1.242124 ! 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. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.057525Jy sigma=1.242124 ! Fit after self-cal, rms=0.064774Jy sigma=1.225547 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9816 mas, bmaj=1.417 mas, bpa=-3.725 degrees ! Estimated noise=0.160217 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000198626 Jy ! Component: 100 - total flux cleaned = -0.000201664 Jy ! Component: 150 - total flux cleaned = -0.00036786 Jy ! Component: 200 - total flux cleaned = -0.000491135 Jy ! Total flux subtracted in 200 components = -0.000491135 Jy ! Clean residual min=-0.001017 max=0.000994 Jy/beam ! Clean residual mean=0.000003 rms=0.000230 Jy/beam ! Combined flux in latest and established models = 0.0965025 Jy selfcal ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 79 components and 0.0965025 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. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.064738Jy sigma=1.224569 ! Fit after self-cal, rms=0.064866Jy sigma=1.224031 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 = -4.73123e-05 Jy ! Component: 100 - total flux cleaned = -4.4503e-05 Jy ! Component: 150 - total flux cleaned = -0.000121928 Jy ! Component: 200 - total flux cleaned = -0.000139594 Jy ! Total flux subtracted in 200 components = -0.000139594 Jy ! Clean residual min=-0.000914 max=0.000932 Jy/beam ! Clean residual mean=0.000004 rms=0.000222 Jy/beam ! Combined flux in latest and established models = 0.0963629 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 86 components and 0.0963629 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. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.064853Jy sigma=1.223658 ! Fit after self-cal, rms=0.064852Jy sigma=1.223626 ! Inverting map ! Added new window around map position (2.4, 35.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000815665 Jy ! Component: 100 - total flux cleaned = 0.000936275 Jy ! Component: 150 - total flux cleaned = 0.000954256 Jy ! Component: 200 - total flux cleaned = 0.000937912 Jy ! Total flux subtracted in 200 components = 0.000937912 Jy ! Clean residual min=-0.000876 max=0.000945 Jy/beam ! Clean residual mean=0.000004 rms=0.000215 Jy/beam ! Combined flux in latest and established models = 0.0973008 Jy ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 99 components and 0.0973008 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. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.064838Jy sigma=1.223209 ! Fit after self-cal, rms=0.064837Jy sigma=1.223172 ! Inverting map ! Added new window around map position (-4, 29.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000509464 Jy ! Component: 100 - total flux cleaned = 0.000602792 Jy ! Component: 150 - total flux cleaned = 0.000641507 Jy ! Component: 200 - total flux cleaned = 0.000605837 Jy ! Total flux subtracted in 200 components = 0.000605837 Jy ! Clean residual min=-0.000844 max=0.000850 Jy/beam ! Clean residual mean=0.000003 rms=0.000208 Jy/beam ! Combined flux in latest and established models = 0.0979067 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 112 components and 0.0979067 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. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.064819Jy sigma=1.222761 ! Fit after self-cal, rms=0.064817Jy sigma=1.222742 ! 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. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.064817Jy sigma=1.222742 ! Fit after self-cal, rms=0.065813Jy sigma=1.222548 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.981 mas, bmaj=1.41 mas, bpa=-3.692 degrees ! Estimated noise=0.159917 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000278001 Jy ! Component: 100 - total flux cleaned = -0.000354532 Jy ! Component: 150 - total flux cleaned = -0.000389761 Jy ! Component: 200 - total flux cleaned = -0.000438497 Jy ! Total flux subtracted in 200 components = -0.000438497 Jy ! Clean residual min=-0.000822 max=0.000786 Jy/beam ! Clean residual mean=0.000004 rms=0.000198 Jy/beam ! Combined flux in latest and established models = 0.0974682 Jy selfcal ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 115 components and 0.0974682 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. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.065801Jy sigma=1.222264 ! Fit after self-cal, rms=0.065812Jy sigma=1.222238 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 = 2.72919e-05 Jy ! Component: 100 - total flux cleaned = 1.19744e-05 Jy ! Component: 150 - total flux cleaned = -1.75713e-05 Jy ! Component: 200 - total flux cleaned = -4.51461e-05 Jy ! Total flux subtracted in 200 components = -4.51461e-05 Jy ! Clean residual min=-0.000815 max=0.000777 Jy/beam ! Clean residual mean=0.000004 rms=0.000195 Jy/beam ! Combined flux in latest and established models = 0.097423 Jy ! Performing phase self-cal ! Adding 33 model components to the UV plane model. ! The established model now contains 121 components and 0.097423 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. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.065805Jy sigma=1.222067 ! Fit after self-cal, rms=0.065802Jy sigma=1.222057 ! 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. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.065802Jy sigma=1.222057 ! Fit after self-cal, rms=0.065964Jy sigma=1.222010 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.251 mas, bmaj=2.446 mas, bpa=-3.568 degrees ! Estimated noise=0.198608 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000219073 Jy ! Component: 100 - total flux cleaned = 9.92327e-05 Jy ! Component: 150 - total flux cleaned = 6.68987e-05 Jy ! Component: 200 - total flux cleaned = 1.06505e-05 Jy ! Total flux subtracted in 200 components = 1.06505e-05 Jy ! Clean residual min=-0.000830 max=0.000891 Jy/beam ! Clean residual mean=0.000008 rms=0.000228 Jy/beam ! Combined flux in latest and established models = 0.0974336 Jy selfcal ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 133 components and 0.0974336 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. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.065963Jy sigma=1.221946 ! Fit after self-cal, rms=0.065965Jy sigma=1.221933 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 = -2.18802e-05 Jy ! Component: 100 - total flux cleaned = -4.61293e-05 Jy ! Component: 150 - total flux cleaned = -4.61163e-05 Jy ! Component: 200 - total flux cleaned = -3.187e-05 Jy ! Total flux subtracted in 200 components = -3.187e-05 Jy ! Clean residual min=-0.000844 max=0.000896 Jy/beam ! Clean residual mean=0.000008 rms=0.000227 Jy/beam ! Combined flux in latest and established models = 0.0974018 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 143 components and 0.0974018 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. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.065964Jy sigma=1.221911 ! Fit after self-cal, rms=0.065964Jy sigma=1.221913 ! 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=0.9809 mas, bmaj=1.407 mas, bpa=-3.668 degrees ! Estimated noise=0.159745 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9809 x 1.407 at -3.668 degrees (North through East) ! Clean map min=-0.0013639 max=0.068116 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=0.738 mas, bmaj=1.094 mas, bpa=-5.254 degrees ! Estimated noise=0.35597 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0502763 Jy ! Component: 100 - total flux cleaned = 0.0652474 Jy ! Component: 150 - total flux cleaned = 0.0723422 Jy ! Component: 200 - total flux cleaned = 0.0767898 Jy ! Total flux subtracted in 200 components = 0.0767898 Jy ! Clean residual min=-0.002430 max=0.002612 Jy/beam ! Clean residual mean=0.000007 rms=0.000554 Jy/beam ! Combined flux in latest and established models = 0.0767898 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 19 model components to the UV plane model. ! The established model now contains 19 components and 0.0767898 Jy ! Inverting map and beam ! Estimated beam: bmin=0.9809 mas, bmaj=1.407 mas, bpa=-3.668 degrees ! Estimated noise=0.159745 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 = 0.00557997 Jy ! Component: 100 - total flux cleaned = 0.00904962 Jy ! Component: 150 - total flux cleaned = 0.0115551 Jy ! Component: 200 - total flux cleaned = 0.013448 Jy ! Total flux subtracted in 200 components = 0.013448 Jy ! Clean residual min=-0.000998 max=0.001808 Jy/beam ! Clean residual mean=0.000006 rms=0.000270 Jy/beam ! Combined flux in latest and established models = 0.0902378 Jy ! Adding 33 model components to the UV plane model. ! The established model now contains 45 components and 0.0902378 Jy ! Inverting map ! Added new window around map position (0, -2.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00179945 Jy ! Component: 100 - total flux cleaned = 0.00310554 Jy ! Component: 150 - total flux cleaned = 0.00419163 Jy ! Component: 200 - total flux cleaned = 0.00497278 Jy ! Total flux subtracted in 200 components = 0.00497278 Jy ! Clean residual min=-0.000871 max=0.000940 Jy/beam ! Clean residual mean=0.000004 rms=0.000212 Jy/beam ! Combined flux in latest and established models = 0.0952106 Jy ! Adding 34 model components to the UV plane model. ! The established model now contains 71 components and 0.0952106 Jy ! Inverting map ! Added new window around map position (0.4, -6.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00082183 Jy ! Component: 100 - total flux cleaned = 0.00118636 Jy ! Component: 150 - total flux cleaned = 0.00146358 Jy ! Component: 200 - total flux cleaned = 0.00169398 Jy ! Total flux subtracted in 200 components = 0.00169398 Jy ! Clean residual min=-0.000873 max=0.000823 Jy/beam ! Clean residual mean=0.000003 rms=0.000195 Jy/beam ! Combined flux in latest and established models = 0.0969046 Jy ! Adding 34 model components to the UV plane model. ! The established model now contains 87 components and 0.0969046 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=2.251 mas, bmaj=2.446 mas, bpa=-3.568 degrees ! Estimated noise=0.198608 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000626698 Jy ! Component: 100 - total flux cleaned = 0.000811713 Jy ! Component: 150 - total flux cleaned = 0.000985942 Jy ! Component: 200 - total flux cleaned = 0.00106894 Jy ! Total flux subtracted in 200 components = 0.00106894 Jy ! Clean residual min=-0.000818 max=0.000920 Jy/beam ! Clean residual mean=0.000006 rms=0.000222 Jy/beam ! Combined flux in latest and established models = 0.0979735 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 = 8.8288e-05 Jy ! Component: 100 - total flux cleaned = 0.000154398 Jy ! Component: 150 - total flux cleaned = 0.000202783 Jy ! Component: 200 - total flux cleaned = 0.000235582 Jy ! Total flux subtracted in 200 components = 0.000235582 Jy ! Clean residual min=-0.000813 max=0.000913 Jy/beam ! Clean residual mean=0.000006 rms=0.000216 Jy/beam ! Combined flux in latest and established models = 0.0982091 Jy ! Adding 67 model components to the UV plane model. ! The established model now contains 148 components and 0.0982091 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.9809 mas, bmaj=1.407 mas, bpa=-3.668 degrees ! Estimated noise=0.159745 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000114812 Jy ! Component: 100 - total flux cleaned = -0.000134622 Jy ! Component: 150 - total flux cleaned = -0.000117294 Jy ! Component: 200 - total flux cleaned = -0.000117074 Jy ! Total flux subtracted in 200 components = -0.000117074 Jy ! Clean residual min=-0.000855 max=0.000809 Jy/beam ! Clean residual mean=0.000003 rms=0.000180 Jy/beam ! Combined flux in latest and established models = 0.098092 Jy selfcal ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 168 components and 0.098092 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. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.065945Jy sigma=1.221542 ! Fit after self-cal, rms=0.065914Jy sigma=1.221354 wmodel J1226+4340_X_map.mod ! Writing 168 model components to file: J1226+4340_X_map.mod wobs J1226+4340_X_uvs.fits ! Writing UV FITS file: J1226+4340_X_uvs.fits wwins J1226+4340_X_map.win ! wwins: Wrote 8 windows to J1226+4340_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 = -3.3015e-05 Jy ! Component: 100 - total flux cleaned = -4.62788e-05 Jy ! Component: 150 - total flux cleaned = -8.55054e-05 Jy ! Component: 200 - total flux cleaned = -0.000123567 Jy ! Component: 250 - total flux cleaned = -0.000173257 Jy ! Component: 300 - total flux cleaned = -0.000173206 Jy ! Component: 350 - total flux cleaned = -0.000220813 Jy ! Component: 400 - total flux cleaned = -0.000267363 Jy ! Component: 450 - total flux cleaned = -0.000290267 Jy ! Component: 500 - total flux cleaned = -0.000312753 Jy ! Component: 550 - total flux cleaned = -0.000312856 Jy ! Component: 600 - total flux cleaned = -0.00031269 Jy ! Component: 650 - total flux cleaned = -0.000291043 Jy ! Component: 700 - total flux cleaned = -0.000280341 Jy ! Component: 750 - total flux cleaned = -0.000280099 Jy ! Component: 800 - total flux cleaned = -0.000269703 Jy ! Component: 850 - total flux cleaned = -0.000249183 Jy ! Component: 900 - total flux cleaned = -0.000229093 Jy ! Component: 950 - total flux cleaned = -0.000209166 Jy ! Component: 1000 - total flux cleaned = -0.000199418 Jy ! Component: 1050 - total flux cleaned = -0.000199372 Jy ! Component: 1100 - total flux cleaned = -0.000170305 Jy ! Component: 1150 - total flux cleaned = -0.000112719 Jy ! Component: 1200 - total flux cleaned = -8.42462e-05 Jy ! Component: 1250 - total flux cleaned = -5.59469e-05 Jy ! Component: 1300 - total flux cleaned = -9.21839e-06 Jy ! Component: 1350 - total flux cleaned = 4.63817e-05 Jy ! Component: 1400 - total flux cleaned = 8.32078e-05 Jy ! Component: 1450 - total flux cleaned = 0.000128749 Jy ! Component: 1500 - total flux cleaned = 0.000146811 Jy ! Component: 1550 - total flux cleaned = 0.00016473 Jy ! Component: 1600 - total flux cleaned = 0.000191377 Jy ! Component: 1650 - total flux cleaned = 0.000209232 Jy ! Component: 1700 - total flux cleaned = 0.000217871 Jy ! Component: 1750 - total flux cleaned = 0.000244151 Jy ! Component: 1800 - total flux cleaned = 0.000226844 Jy ! Component: 1850 - total flux cleaned = 0.000252762 Jy ! Component: 1900 - total flux cleaned = 0.00027848 Jy ! Component: 1950 - total flux cleaned = 0.000329368 Jy ! Component: 2000 - total flux cleaned = 0.000329297 Jy ! Component: 2050 - total flux cleaned = 0.000337712 Jy ! Component: 2100 - total flux cleaned = 0.000346136 Jy ! Component: 2150 - total flux cleaned = 0.000387528 Jy ! Component: 2200 - total flux cleaned = 0.000428711 Jy ! Component: 2250 - total flux cleaned = 0.000445088 Jy ! Component: 2300 - total flux cleaned = 0.000461335 Jy ! Component: 2350 - total flux cleaned = 0.000493657 Jy ! Component: 2400 - total flux cleaned = 0.000501745 Jy ! Component: 2450 - total flux cleaned = 0.000549589 Jy ! Component: 2500 - total flux cleaned = 0.000549625 Jy ! Component: 2550 - total flux cleaned = 0.000557491 Jy ! Component: 2600 - total flux cleaned = 0.000596825 Jy ! Component: 2650 - total flux cleaned = 0.000612494 Jy ! Component: 2700 - total flux cleaned = 0.000628115 Jy ! Component: 2750 - total flux cleaned = 0.000682418 Jy ! Component: 2800 - total flux cleaned = 0.00071324 Jy ! Component: 2850 - total flux cleaned = 0.000736235 Jy ! Component: 2900 - total flux cleaned = 0.000713269 Jy ! Component: 2950 - total flux cleaned = 0.000766471 Jy ! Component: 3000 - total flux cleaned = 0.000819431 Jy ! Component: 3050 - total flux cleaned = 0.000796816 Jy ! Component: 3100 - total flux cleaned = 0.000826887 Jy ! Component: 3150 - total flux cleaned = 0.000879131 Jy ! Component: 3200 - total flux cleaned = 0.000893957 Jy ! Component: 3250 - total flux cleaned = 0.000908739 Jy ! Component: 3300 - total flux cleaned = 0.000923437 Jy ! Component: 3350 - total flux cleaned = 0.000960109 Jy ! Component: 3400 - total flux cleaned = 0.00097475 Jy ! Component: 3450 - total flux cleaned = 0.00102561 Jy ! Component: 3500 - total flux cleaned = 0.00105452 Jy ! Component: 3550 - total flux cleaned = 0.00106168 Jy ! Component: 3600 - total flux cleaned = 0.00106882 Jy ! Component: 3650 - total flux cleaned = 0.00112602 Jy ! Component: 3700 - total flux cleaned = 0.00116155 Jy ! Component: 3750 - total flux cleaned = 0.00116859 Jy ! Component: 3800 - total flux cleaned = 0.00120386 Jy ! Component: 3850 - total flux cleaned = 0.00121787 Jy ! Component: 3900 - total flux cleaned = 0.0012528 Jy ! Component: 3950 - total flux cleaned = 0.00127365 Jy ! Component: 4000 - total flux cleaned = 0.00130836 Jy ! Component: 4050 - total flux cleaned = 0.00132217 Jy ! Total flux subtracted in 4096 components = 0.00132907 Jy ! Clean residual min=-0.000405 max=0.000438 Jy/beam ! Clean residual mean=0.000002 rms=0.000115 Jy/beam ! Combined flux in latest and established models = 0.0994211 Jy keep ! Adding 307 model components to the UV plane model. ! The established model now contains 475 components and 0.0994211 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J1226+4340_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9809 x 1.407 at -3.668 degrees (North through East) ! Clean map min=-0.00071089 max=0.069054 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J1226+4340_X_map.fits wmodel /vlbi/uf001/uva//J1226+4340_X_map.mod ! Writing 475 model components to file: /vlbi/uf001/uva//J1226+4340_X_map.mod wobs /vlbi/uf001/uva//J1226+4340_X_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J1226+4340_X_uvs.fits wwins /vlbi/uf001/uva//J1226+4340_X_map.win ! wwins: Wrote 9 windows to /vlbi/uf001/uva//J1226+4340_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0690544 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000114503 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.497445 0.497445 0.994891 1.98978 3.97956 7.95913 15.9183 31.8365 63.673 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0003 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.069 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 603.081 quit ! Quitting program ! Log file /vlbi/uf001/uva//J1226+4340_X_dfm.log closed on Mon Jan 14 01:52:02 2019