! Started logfile: /vlbi/uf001/uva//J1146-3328_X_dfm.log on Mon Jan 14 01:28:18 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//J1146-3328_X_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J1146-3328_X_uva.fits ! AN table 1: 58 integrations on 28 of 28 possible baselines. ! Apparent sampling: 0.874384 visibilities/baseline/integration-bin. ! Found source: J1146-3328 ! ! 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 121 lines of history. ! ! Reading 17040 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 J1146-3328_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 44 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 44 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 44 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 44 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 44 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 44 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 44 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 44 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 44 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 44 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 44 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 44 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.010296Jy sigma=16.229255 ! Fit after self-cal, rms=0.901349Jy sigma=14.395475 ! 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=0.5369 mas, bmaj=1.501 mas, bpa=-2.853 degrees ! Estimated noise=0.759986 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 = 0.0774356 Jy ! Component: 100 - total flux cleaned = 0.104042 Jy ! Total flux subtracted in 100 components = 0.104042 Jy ! Clean residual min=-0.010100 max=0.014333 Jy/beam ! Clean residual mean=0.000007 rms=0.002104 Jy/beam ! Combined flux in latest and established models = 0.104042 Jy ! Performing phase self-cal ! Adding 4 model components to the UV plane model. ! The established model now contains 4 components and 0.104042 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=0.091288Jy sigma=1.344380 ! Fit after self-cal, rms=0.090999Jy sigma=1.339419 ! Inverting map ! Added new window around map position (1.4, 5.4). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0134591 Jy ! Component: 100 - total flux cleaned = 0.0196513 Jy ! Total flux subtracted in 100 components = 0.0196513 Jy ! Clean residual min=-0.008278 max=0.010877 Jy/beam ! Clean residual mean=0.000007 rms=0.001639 Jy/beam ! Combined flux in latest and established models = 0.123694 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 14 components and 0.123694 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=0.089487Jy sigma=1.299880 ! Fit after self-cal, rms=0.089367Jy sigma=1.297552 ! 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=0.6919 mas, bmaj=1.803 mas, bpa=-2.825 degrees ! Estimated noise=0.351177 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 (-1.6, 0). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00924971 Jy ! Component: 100 - total flux cleaned = 0.0142904 Jy ! Component: 150 - total flux cleaned = 0.0168633 Jy ! Component: 200 - total flux cleaned = 0.0180024 Jy ! Total flux subtracted in 200 components = 0.0180024 Jy ! Clean residual min=-0.004952 max=0.007069 Jy/beam ! Clean residual mean=0.000013 rms=0.001226 Jy/beam ! Combined flux in latest and established models = 0.141696 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 30 components and 0.141696 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=0.088448Jy sigma=1.276525 ! Fit after self-cal, rms=0.088353Jy sigma=1.274166 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.6919 x 1.803 at -2.825 degrees (North through East) ! Clean map min=-0.0046246 max=0.098426 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 HN 1.21 LA 0.92 MK 1.05 ! NL 1.13 OV 0.93 PT 0.98 SC 1.01 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 HN 1.18 LA 0.92 MK 0.91 ! NL 1.09 OV 0.97 PT 0.97 SC 0.99 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 HN 1.24 LA 0.88 MK 0.93 ! NL 1.14 OV 0.95 PT 0.96 SC 1.02 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 HN 1.12 LA 0.91 MK 0.93 ! NL 1.13 OV 0.98 PT 1.01 SC 0.99 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 HN 1.33 LA 0.91 MK 0.87 ! NL 1.07 OV 1.02 PT 1.03 SC 1.00 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 HN 1.16 LA 0.90 MK 0.88 ! NL 1.14 OV 1.00 PT 0.98 SC 0.99 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 HN 1.29 LA 0.91 MK 1.01 ! NL 1.10 OV 1.04 PT 0.99 SC 0.95 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 HN 1.16 LA 0.91 MK 0.93 ! NL 1.15 OV 0.97 PT 0.98 SC 0.93 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 HN 1.25 LA 0.92 MK 0.94 ! NL 1.15 OV 1.02 PT 0.98 SC 0.99 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 HN 1.10 LA 0.90 MK 0.95 ! NL 1.16 OV 0.99 PT 1.00 SC 0.99 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 HN 1.20 LA 0.92 MK 0.88 ! NL 1.14 OV 1.00 PT 1.06 SC 1.02 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 HN 1.12 LA 0.86 MK 0.91 ! NL 1.18 OV 1.05 PT 0.96 SC 0.98 ! ! ! Fit before self-cal, rms=0.088353Jy sigma=1.274166 ! Fit after self-cal, rms=0.091311Jy sigma=1.259992 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.6842 mas, bmaj=1.784 mas, bpa=-3.124 degrees ! Estimated noise=0.347346 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 (3.8, -33.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00112189 Jy ! Component: 100 - total flux cleaned = 0.00165914 Jy ! Component: 150 - total flux cleaned = 0.00207552 Jy ! Component: 200 - total flux cleaned = 0.00214894 Jy ! Total flux subtracted in 200 components = 0.00214894 Jy ! Clean residual min=-0.002871 max=0.002684 Jy/beam ! Clean residual mean=-0.000003 rms=0.000650 Jy/beam ! Combined flux in latest and established models = 0.143845 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 51 components and 0.143845 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=0.091088Jy sigma=1.255610 ! Fit after self-cal, rms=0.091354Jy sigma=1.254532 ! 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=0.091354Jy sigma=1.254532 ! Fit after self-cal, rms=0.093043Jy sigma=1.250799 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.6847 mas, bmaj=1.793 mas, bpa=-2.834 degrees ! Estimated noise=0.349267 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00068898 Jy ! Component: 100 - total flux cleaned = 0.000687994 Jy ! Component: 150 - total flux cleaned = 0.000785913 Jy ! Component: 200 - total flux cleaned = 0.000745519 Jy ! Total flux subtracted in 200 components = 0.000745519 Jy ! Clean residual min=-0.002341 max=0.002130 Jy/beam ! Clean residual mean=-0.000003 rms=0.000519 Jy/beam ! Combined flux in latest and established models = 0.144591 Jy selfcal ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 63 components and 0.144591 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=0.092980Jy sigma=1.249634 ! Fit after self-cal, rms=0.093054Jy sigma=1.249414 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 = 0.000130958 Jy ! Component: 100 - total flux cleaned = 9.14286e-05 Jy ! Component: 150 - total flux cleaned = 5.58449e-05 Jy ! Component: 200 - total flux cleaned = -1.52507e-05 Jy ! Total flux subtracted in 200 components = -1.52507e-05 Jy ! Clean residual min=-0.002292 max=0.002015 Jy/beam ! Clean residual mean=-0.000003 rms=0.000505 Jy/beam ! Combined flux in latest and established models = 0.144575 Jy ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 70 components and 0.144575 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=0.093019Jy sigma=1.248836 ! Fit after self-cal, rms=0.093029Jy sigma=1.248766 ! 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=0.093029Jy sigma=1.248766 ! Fit after self-cal, rms=0.095133Jy sigma=1.247964 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.6888 mas, bmaj=1.812 mas, bpa=-2.293 degrees ! Estimated noise=0.353031 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000387253 Jy ! Component: 100 - total flux cleaned = -0.000458033 Jy ! Component: 150 - total flux cleaned = -0.000588387 Jy ! Component: 200 - total flux cleaned = -0.000705914 Jy ! Total flux subtracted in 200 components = -0.000705914 Jy ! Clean residual min=-0.002209 max=0.002008 Jy/beam ! Clean residual mean=-0.000003 rms=0.000471 Jy/beam ! Combined flux in latest and established models = 0.143869 Jy selfcal ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 81 components and 0.143869 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=0.095102Jy sigma=1.247485 ! Fit after self-cal, rms=0.095149Jy sigma=1.247399 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 = -9.7137e-05 Jy ! Component: 100 - total flux cleaned = -0.000126696 Jy ! Component: 150 - total flux cleaned = -0.000206328 Jy ! Component: 200 - total flux cleaned = -0.000256671 Jy ! Total flux subtracted in 200 components = -0.000256671 Jy ! Clean residual min=-0.002190 max=0.001989 Jy/beam ! Clean residual mean=-0.000003 rms=0.000465 Jy/beam ! Combined flux in latest and established models = 0.143613 Jy ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 87 components and 0.143613 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=0.095131Jy sigma=1.247141 ! Fit after self-cal, rms=0.095139Jy sigma=1.247111 ! 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=0.095139Jy sigma=1.247111 ! Fit after self-cal, rms=0.095612Jy sigma=1.247020 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.015 mas, bmaj=5.851 mas, bpa=2.173 degrees ! Estimated noise=0.508271 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00013272 Jy ! Component: 100 - total flux cleaned = -0.000365693 Jy ! Component: 150 - total flux cleaned = -0.00048102 Jy ! Component: 200 - total flux cleaned = -0.000536998 Jy ! Total flux subtracted in 200 components = -0.000536998 Jy ! Clean residual min=-0.002772 max=0.002365 Jy/beam ! Clean residual mean=-0.000007 rms=0.000693 Jy/beam ! Combined flux in latest and established models = 0.143076 Jy selfcal ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 96 components and 0.143076 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=0.095614Jy sigma=1.247076 ! Fit after self-cal, rms=0.095629Jy sigma=1.247045 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 = 7.80486e-05 Jy ! Component: 100 - total flux cleaned = 4.92299e-05 Jy ! Component: 150 - total flux cleaned = -3.70861e-06 Jy ! Component: 200 - total flux cleaned = -5.16649e-05 Jy ! Total flux subtracted in 200 components = -5.16649e-05 Jy ! Clean residual min=-0.002780 max=0.002297 Jy/beam ! Clean residual mean=-0.000007 rms=0.000681 Jy/beam ! Combined flux in latest and established models = 0.143024 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 98 components and 0.143024 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=0.095630Jy sigma=1.247054 ! Fit after self-cal, rms=0.095628Jy sigma=1.247035 ! 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=0.6898 mas, bmaj=1.82 mas, bpa=-2.224 degrees ! Estimated noise=0.353538 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.6898 x 1.82 at -2.224 degrees (North through East) ! Clean map min=-0.0019523 max=0.099264 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=0.5362 mas, bmaj=1.516 mas, bpa=-1.802 degrees ! Estimated noise=0.768815 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.077631 Jy ! Component: 100 - total flux cleaned = 0.104508 Jy ! Component: 150 - total flux cleaned = 0.117569 Jy ! Component: 200 - total flux cleaned = 0.125347 Jy ! Total flux subtracted in 200 components = 0.125347 Jy ! Clean residual min=-0.006692 max=0.006225 Jy/beam ! Clean residual mean=0.000002 rms=0.001248 Jy/beam ! Combined flux in latest and established models = 0.125347 Jy uvw 0,-1 ! Uniform weighting is not currently selected. ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. flux_cutoff = imstat(rms) * dynam ! Adding 22 model components to the UV plane model. ! The established model now contains 22 components and 0.125347 Jy ! Inverting map and beam ! Estimated beam: bmin=0.6898 mas, bmaj=1.82 mas, bpa=-2.224 degrees ! Estimated noise=0.353538 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) ! Added new window around map position (-1.4, -5.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00648222 Jy ! Component: 100 - total flux cleaned = 0.0106324 Jy ! Component: 150 - total flux cleaned = 0.0132665 Jy ! Component: 200 - total flux cleaned = 0.0145902 Jy ! Total flux subtracted in 200 components = 0.0145902 Jy ! Clean residual min=-0.002545 max=0.002373 Jy/beam ! Clean residual mean=-0.000001 rms=0.000576 Jy/beam ! Combined flux in latest and established models = 0.139937 Jy ! Adding 23 model components to the UV plane model. ! The established model now contains 41 components and 0.139937 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=2.015 mas, bmaj=5.851 mas, bpa=2.173 degrees ! Estimated noise=0.508271 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00222883 Jy ! Component: 100 - total flux cleaned = 0.00329276 Jy ! Component: 150 - total flux cleaned = 0.00355582 Jy ! Component: 200 - total flux cleaned = 0.00370444 Jy ! Total flux subtracted in 200 components = 0.00370444 Jy ! Clean residual min=-0.002944 max=0.002443 Jy/beam ! Clean residual mean=-0.000009 rms=0.000692 Jy/beam ! Combined flux in latest and established models = 0.143642 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 = 0.000131686 Jy ! Component: 100 - total flux cleaned = 0.000190289 Jy ! Component: 150 - total flux cleaned = 0.000243697 Jy ! Component: 200 - total flux cleaned = 0.000243308 Jy ! Total flux subtracted in 200 components = 0.000243308 Jy ! Clean residual min=-0.002959 max=0.002441 Jy/beam ! Clean residual mean=-0.000010 rms=0.000684 Jy/beam ! Combined flux in latest and established models = 0.143885 Jy ! Adding 24 model components to the UV plane model. ! The established model now contains 61 components and 0.143885 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.6898 mas, bmaj=1.82 mas, bpa=-2.224 degrees ! Estimated noise=0.353538 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000269002 Jy ! Component: 100 - total flux cleaned = -0.000476225 Jy ! Component: 150 - total flux cleaned = -0.000474298 Jy ! Component: 200 - total flux cleaned = -0.000473871 Jy ! Total flux subtracted in 200 components = -0.000473871 Jy ! Clean residual min=-0.002096 max=0.002133 Jy/beam ! Clean residual mean=-0.000004 rms=0.000490 Jy/beam ! Combined flux in latest and established models = 0.143411 Jy selfcal ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 73 components and 0.143411 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=0.095690Jy sigma=1.248113 ! Fit after self-cal, rms=0.095632Jy sigma=1.247724 wmodel J1146-3328_X_map.mod ! Writing 73 model components to file: J1146-3328_X_map.mod wobs J1146-3328_X_uvs.fits ! Writing UV FITS file: J1146-3328_X_uvs.fits wwins J1146-3328_X_map.win ! wwins: Wrote 5 windows to J1146-3328_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 = -0.000220007 Jy ! Component: 100 - total flux cleaned = -0.000567318 Jy ! Component: 150 - total flux cleaned = -0.00099185 Jy ! Component: 200 - total flux cleaned = -0.00133313 Jy ! Component: 250 - total flux cleaned = -0.00165981 Jy ! Component: 300 - total flux cleaned = -0.00200199 Jy ! Component: 350 - total flux cleaned = -0.00222277 Jy ! Component: 400 - total flux cleaned = -0.00238377 Jy ! Component: 450 - total flux cleaned = -0.002592 Jy ! Component: 500 - total flux cleaned = -0.00274429 Jy ! Component: 550 - total flux cleaned = -0.00289306 Jy ! Component: 600 - total flux cleaned = -0.00303847 Jy ! Component: 650 - total flux cleaned = -0.00315693 Jy ! Component: 700 - total flux cleaned = -0.00325028 Jy ! Component: 750 - total flux cleaned = -0.00338757 Jy ! Component: 800 - total flux cleaned = -0.00352178 Jy ! Component: 850 - total flux cleaned = -0.0035436 Jy ! Component: 900 - total flux cleaned = -0.00363017 Jy ! Component: 950 - total flux cleaned = -0.00367283 Jy ! Component: 1000 - total flux cleaned = -0.00371482 Jy ! Component: 1050 - total flux cleaned = -0.00375586 Jy ! Component: 1100 - total flux cleaned = -0.0038571 Jy ! Component: 1150 - total flux cleaned = -0.00385659 Jy ! Component: 1200 - total flux cleaned = -0.00391568 Jy ! Component: 1250 - total flux cleaned = -0.00389646 Jy ! Component: 1300 - total flux cleaned = -0.00399251 Jy ! Component: 1350 - total flux cleaned = -0.00403048 Jy ! Component: 1400 - total flux cleaned = -0.00412414 Jy ! Component: 1450 - total flux cleaned = -0.00421634 Jy ! Component: 1500 - total flux cleaned = -0.00421623 Jy ! Component: 1550 - total flux cleaned = -0.00428823 Jy ! Component: 1600 - total flux cleaned = -0.00437722 Jy ! Component: 1650 - total flux cleaned = -0.00446474 Jy ! Component: 1700 - total flux cleaned = -0.00446416 Jy ! Component: 1750 - total flux cleaned = -0.0044985 Jy ! Component: 1800 - total flux cleaned = -0.00451562 Jy ! Component: 1850 - total flux cleaned = -0.00456625 Jy ! Component: 1900 - total flux cleaned = -0.0045495 Jy ! Component: 1950 - total flux cleaned = -0.00458259 Jy ! Component: 2000 - total flux cleaned = -0.00461535 Jy ! Component: 2050 - total flux cleaned = -0.00464777 Jy ! Component: 2100 - total flux cleaned = -0.00469578 Jy ! Component: 2150 - total flux cleaned = -0.00474317 Jy ! Component: 2200 - total flux cleaned = -0.00477465 Jy ! Component: 2250 - total flux cleaned = -0.00483705 Jy ! Component: 2300 - total flux cleaned = -0.00494492 Jy ! Component: 2350 - total flux cleaned = -0.00499071 Jy ! Component: 2400 - total flux cleaned = -0.00506653 Jy ! Component: 2450 - total flux cleaned = -0.00508169 Jy ! Component: 2500 - total flux cleaned = -0.00523082 Jy ! Component: 2550 - total flux cleaned = -0.0052898 Jy ! Component: 2600 - total flux cleaned = -0.0053193 Jy ! Component: 2650 - total flux cleaned = -0.00542103 Jy ! Component: 2700 - total flux cleaned = -0.00550764 Jy ! Component: 2750 - total flux cleaned = -0.00557912 Jy ! Component: 2800 - total flux cleaned = -0.00569261 Jy ! Component: 2850 - total flux cleaned = -0.00576302 Jy ! Component: 2900 - total flux cleaned = -0.00577717 Jy ! Component: 2950 - total flux cleaned = -0.0058744 Jy ! Component: 3000 - total flux cleaned = -0.00592956 Jy ! Component: 3050 - total flux cleaned = -0.00595688 Jy ! Component: 3100 - total flux cleaned = -0.0059706 Jy ! Component: 3150 - total flux cleaned = -0.00601122 Jy ! Component: 3200 - total flux cleaned = -0.00610482 Jy ! Component: 3250 - total flux cleaned = -0.00610492 Jy ! Component: 3300 - total flux cleaned = -0.00614436 Jy ! Component: 3350 - total flux cleaned = -0.00615755 Jy ! Component: 3400 - total flux cleaned = -0.00624872 Jy ! Component: 3450 - total flux cleaned = -0.00626175 Jy ! Component: 3500 - total flux cleaned = -0.0063004 Jy ! Component: 3550 - total flux cleaned = -0.00635147 Jy ! Component: 3600 - total flux cleaned = -0.00640234 Jy ! Component: 3650 - total flux cleaned = -0.00641498 Jy ! Component: 3700 - total flux cleaned = -0.00651528 Jy ! Component: 3750 - total flux cleaned = -0.00651537 Jy ! Component: 3800 - total flux cleaned = -0.00661425 Jy ! Component: 3850 - total flux cleaned = -0.00665115 Jy ! Component: 3900 - total flux cleaned = -0.00667569 Jy ! Component: 3950 - total flux cleaned = -0.00673637 Jy ! Component: 4000 - total flux cleaned = -0.00679671 Jy ! Component: 4050 - total flux cleaned = -0.00683268 Jy ! Total flux subtracted in 4096 components = -0.00685658 Jy ! Clean residual min=-0.000701 max=0.000735 Jy/beam ! Clean residual mean=-0.000001 rms=0.000197 Jy/beam ! Combined flux in latest and established models = 0.136555 Jy keep ! Adding 283 model components to the UV plane model. ! The established model now contains 356 components and 0.136555 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J1146-3328_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.6898 x 1.82 at -2.224 degrees (North through East) ! Clean map min=-0.0019921 max=0.097554 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J1146-3328_X_map.fits wmodel /vlbi/uf001/uva//J1146-3328_X_map.mod ! Writing 356 model components to file: /vlbi/uf001/uva//J1146-3328_X_map.mod wobs /vlbi/uf001/uva//J1146-3328_X_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J1146-3328_X_uvs.fits wwins /vlbi/uf001/uva//J1146-3328_X_map.win ! wwins: Wrote 6 windows to /vlbi/uf001/uva//J1146-3328_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0975545 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000196205 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.603372 0.603372 1.20674 2.41349 4.82697 9.65395 19.3079 38.6158 77.2316 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0005 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.097 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 497.205 quit ! Quitting program ! Log file /vlbi/uf001/uva//J1146-3328_X_dfm.log closed on Mon Jan 14 01:28:23 2019