! Started logfile: /vlbi/uf001/uva//J1552+0850_X_dfm.log on Mon Jan 14 03:29:18 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//J1552+0850_X_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J1552+0850_X_uva.fits ! AN table 1: 42 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.926455 visibilities/baseline/integration-bin. ! Found source: J1552+0850 ! ! 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 21012 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 J1552+0850_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 72 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 72 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 72 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 72 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 72 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 72 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 72 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 72 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 72 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 72 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 72 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 72 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.003565Jy sigma=22.265434 ! Fit after self-cal, rms=0.934907Jy sigma=20.740854 ! 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=0.6815 mas, bmaj=1.672 mas, bpa=-2.661 degrees ! Estimated noise=0.365203 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 = 0.0520212 Jy ! Component: 100 - total flux cleaned = 0.0634677 Jy ! Total flux subtracted in 100 components = 0.0634677 Jy ! Clean residual min=-0.002609 max=0.003731 Jy/beam ! Clean residual mean=-0.000003 rms=0.000577 Jy/beam ! Combined flux in latest and established models = 0.0634677 Jy ! Performing phase self-cal ! Adding 5 model components to the UV plane model. ! The established model now contains 5 components and 0.0634677 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=0.064982Jy sigma=1.265608 ! Fit after self-cal, rms=0.064285Jy sigma=1.250607 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00408497 Jy ! Component: 100 - total flux cleaned = 0.00518734 Jy ! Total flux subtracted in 100 components = 0.00518734 Jy ! Clean residual min=-0.002565 max=0.002767 Jy/beam ! Clean residual mean=-0.000002 rms=0.000519 Jy/beam ! Combined flux in latest and established models = 0.068655 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 11 components and 0.068655 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=0.064054Jy sigma=1.243676 ! Fit after self-cal, rms=0.064053Jy sigma=1.243523 ! 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=0.8666 mas, bmaj=1.981 mas, bpa=-3.06 degrees ! Estimated noise=0.243222 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 (-1.2, -2.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00335448 Jy ! Component: 100 - total flux cleaned = 0.00472873 Jy ! Component: 150 - total flux cleaned = 0.00528089 Jy ! Component: 200 - total flux cleaned = 0.00572056 Jy ! Total flux subtracted in 200 components = 0.00572056 Jy ! Clean residual min=-0.001941 max=0.002509 Jy/beam ! Clean residual mean=-0.000002 rms=0.000430 Jy/beam ! Combined flux in latest and established models = 0.0743756 Jy ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 35 components and 0.0743756 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=0.063897Jy sigma=1.238623 ! Fit after self-cal, rms=0.063866Jy sigma=1.237926 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8666 x 1.981 at -3.06 degrees (North through East) ! Clean map min=-0.0017559 max=0.06735 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 FD 1.03 HN 0.87 KP 1.02 ! LA 0.99 MK 1.00 NL 1.13 OV 0.91 ! PT 0.98 SC 1.04 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.16 FD 1.05 HN 0.91 KP 1.00 ! LA 0.92 MK 1.00 NL 1.14 OV 0.93 ! PT 0.96 SC 0.94 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 1.01 HN 0.96 KP 1.07 ! LA 0.93 MK 0.99 NL 1.09 OV 0.96 ! PT 0.96 SC 0.94 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 1.01 HN 0.97 KP 1.02 ! LA 0.89 MK 1.01 NL 1.18 OV 0.96 ! PT 0.92 SC 0.97 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.10 FD 1.07 HN 0.90 KP 1.08 ! LA 0.97 MK 1.11 NL 1.17 OV 0.94 ! PT 0.96 SC 0.97 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 1.06 HN 1.00 KP 1.07 ! LA 0.95 MK 1.00 NL 1.11 OV 0.93 ! PT 0.94 SC 0.96 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 1.12 HN 0.96 KP 1.05 ! LA 0.94 MK 0.98 NL 1.05 OV 0.92 ! PT 0.95 SC 0.94 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 FD 1.05 HN 0.92 KP 1.02 ! LA 1.00 MK 0.98 NL 1.13 OV 0.97 ! PT 0.99 SC 0.91 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 1.04 HN 0.93 KP 1.14 ! LA 0.91 MK 0.96 NL 1.06 OV 0.91 ! PT 1.00 SC 0.92 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.14 FD 1.04 HN 0.89 KP 1.09 ! LA 0.99 MK 0.97 NL 1.09 OV 0.96 ! PT 0.92 SC 0.97 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 1.04 HN 0.97 KP 1.07 ! LA 0.92 MK 0.95 NL 1.19 OV 0.97 ! PT 0.88 SC 0.93 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 1.05 HN 0.99 KP 0.99 ! LA 0.92 MK 1.11 NL 1.19 OV 0.95 ! PT 0.93 SC 0.89 ! ! ! Fit before self-cal, rms=0.063866Jy sigma=1.237926 ! Fit after self-cal, rms=0.062584Jy sigma=1.228834 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.8589 mas, bmaj=1.983 mas, bpa=-2.552 degrees ! Estimated noise=0.241971 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 = -9.53792e-05 Jy ! Component: 100 - total flux cleaned = -0.000361135 Jy ! Component: 150 - total flux cleaned = -0.000572809 Jy ! Component: 200 - total flux cleaned = -0.000689721 Jy ! Total flux subtracted in 200 components = -0.000689721 Jy ! Clean residual min=-0.001290 max=0.001334 Jy/beam ! Clean residual mean=-0.000001 rms=0.000311 Jy/beam ! Combined flux in latest and established models = 0.0736858 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 49 components and 0.0736858 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=0.062554Jy sigma=1.228249 ! Fit after self-cal, rms=0.062608Jy sigma=1.227841 ! 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=0.062608Jy sigma=1.227841 ! Fit after self-cal, rms=0.063475Jy sigma=1.223374 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8559 mas, bmaj=1.983 mas, bpa=-2.478 degrees ! Estimated noise=0.242569 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000188629 Jy ! Component: 100 - total flux cleaned = -0.000324469 Jy ! Component: 150 - total flux cleaned = -0.000460807 Jy ! Component: 200 - total flux cleaned = -0.000595312 Jy ! Total flux subtracted in 200 components = -0.000595312 Jy ! Clean residual min=-0.001158 max=0.001161 Jy/beam ! Clean residual mean=-0.000001 rms=0.000286 Jy/beam ! Combined flux in latest and established models = 0.0730905 Jy selfcal ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 60 components and 0.0730905 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=0.063457Jy sigma=1.223045 ! Fit after self-cal, rms=0.063490Jy sigma=1.222887 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 = -9.18565e-05 Jy ! Component: 100 - total flux cleaned = -0.00020872 Jy ! Component: 150 - total flux cleaned = -0.000272644 Jy ! Component: 200 - total flux cleaned = -0.000296139 Jy ! Total flux subtracted in 200 components = -0.000296139 Jy ! Clean residual min=-0.001167 max=0.001136 Jy/beam ! Clean residual mean=-0.000001 rms=0.000285 Jy/beam ! Combined flux in latest and established models = 0.0727944 Jy ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 72 components and 0.0727944 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=0.063483Jy sigma=1.222778 ! Fit after self-cal, rms=0.063482Jy sigma=1.222771 ! 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=0.063482Jy sigma=1.222771 ! Fit after self-cal, rms=0.063732Jy sigma=1.222258 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8538 mas, bmaj=1.982 mas, bpa=-2.422 degrees ! Estimated noise=0.242158 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000331312 Jy ! Component: 100 - total flux cleaned = -0.00045419 Jy ! Component: 150 - total flux cleaned = -0.000504532 Jy ! Component: 200 - total flux cleaned = -0.000538034 Jy ! Total flux subtracted in 200 components = -0.000538034 Jy ! Clean residual min=-0.001162 max=0.001125 Jy/beam ! Clean residual mean=-0.000000 rms=0.000278 Jy/beam ! Combined flux in latest and established models = 0.0722563 Jy selfcal ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 78 components and 0.0722563 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=0.063725Jy sigma=1.222125 ! Fit after self-cal, rms=0.063739Jy sigma=1.222095 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 = -0.000107724 Jy ! Component: 100 - total flux cleaned = -0.000148205 Jy ! Component: 150 - total flux cleaned = -0.000166674 Jy ! Component: 200 - total flux cleaned = -0.000175337 Jy ! Total flux subtracted in 200 components = -0.000175337 Jy ! Clean residual min=-0.001169 max=0.001110 Jy/beam ! Clean residual mean=-0.000000 rms=0.000278 Jy/beam ! Combined flux in latest and established models = 0.072081 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 81 components and 0.072081 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=0.063735Jy sigma=1.222044 ! Fit after self-cal, rms=0.063735Jy sigma=1.222042 ! 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=0.063735Jy sigma=1.222042 ! Fit after self-cal, rms=0.063828Jy sigma=1.221988 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.115 mas, bmaj=3.199 mas, bpa=-0.2611 degrees ! Estimated noise=0.308307 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000376985 Jy ! Component: 100 - total flux cleaned = -0.000387493 Jy ! Component: 150 - total flux cleaned = -0.000387946 Jy ! Component: 200 - total flux cleaned = -0.000381339 Jy ! Total flux subtracted in 200 components = -0.000381339 Jy ! Clean residual min=-0.001205 max=0.001527 Jy/beam ! Clean residual mean=-0.000001 rms=0.000347 Jy/beam ! Combined flux in latest and established models = 0.0716997 Jy selfcal ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 86 components and 0.0716997 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=0.063827Jy sigma=1.221957 ! Fit after self-cal, rms=0.063833Jy sigma=1.221946 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 (15.6, -18). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00138053 Jy ! Component: 100 - total flux cleaned = 0.00161892 Jy ! Component: 150 - total flux cleaned = 0.00162005 Jy ! Component: 200 - total flux cleaned = 0.00160467 Jy ! Total flux subtracted in 200 components = 0.00160467 Jy ! Clean residual min=-0.001167 max=0.001084 Jy/beam ! Clean residual mean=-0.000001 rms=0.000305 Jy/beam ! Combined flux in latest and established models = 0.0733043 Jy ! Performing phase self-cal ! Adding 44 model components to the UV plane model. ! The established model now contains 128 components and 0.0733043 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=0.063812Jy sigma=1.221502 ! Fit after self-cal, rms=0.063809Jy sigma=1.221452 ! 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=0.8525 mas, bmaj=1.981 mas, bpa=-2.367 degrees ! Estimated noise=0.241956 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8525 x 1.981 at -2.367 degrees (North through East) ! Clean map min=-0.0010322 max=0.067184 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=0.6716 mas, bmaj=1.677 mas, bpa=-2.059 degrees ! Estimated noise=0.361318 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0517744 Jy ! Component: 100 - total flux cleaned = 0.063221 Jy ! Component: 150 - total flux cleaned = 0.0670181 Jy ! Component: 200 - total flux cleaned = 0.0691312 Jy ! Total flux subtracted in 200 components = 0.0691312 Jy ! Clean residual min=-0.001707 max=0.001766 Jy/beam ! Clean residual mean=-0.000001 rms=0.000405 Jy/beam ! Combined flux in latest and established models = 0.0691312 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 14 model components to the UV plane model. ! The established model now contains 14 components and 0.0691312 Jy ! Inverting map and beam ! Estimated beam: bmin=0.8525 mas, bmaj=1.981 mas, bpa=-2.367 degrees ! Estimated noise=0.241956 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 = 0.00172246 Jy ! Component: 100 - total flux cleaned = 0.00254892 Jy ! Component: 150 - total flux cleaned = 0.00310389 Jy ! Component: 200 - total flux cleaned = 0.00354781 Jy ! Total flux subtracted in 200 components = 0.00354781 Jy ! Clean residual min=-0.001282 max=0.001090 Jy/beam ! Clean residual mean=-0.000001 rms=0.000279 Jy/beam ! Combined flux in latest and established models = 0.072679 Jy ! Adding 32 model components to the UV plane model. ! The established model now contains 43 components and 0.072679 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=2.115 mas, bmaj=3.199 mas, bpa=-0.2611 degrees ! Estimated noise=0.308307 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000755604 Jy ! Component: 100 - total flux cleaned = 0.00111756 Jy ! Component: 150 - total flux cleaned = 0.00119279 Jy ! Component: 200 - total flux cleaned = 0.00121413 Jy ! Total flux subtracted in 200 components = 0.00121413 Jy ! Clean residual min=-0.001123 max=0.001104 Jy/beam ! Clean residual mean=-0.000001 rms=0.000315 Jy/beam ! Combined flux in latest and established models = 0.0738931 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 = -3.4309e-05 Jy ! Component: 100 - total flux cleaned = -8.15713e-05 Jy ! Component: 150 - total flux cleaned = -0.000139746 Jy ! Component: 200 - total flux cleaned = -0.000180516 Jy ! Total flux subtracted in 200 components = -0.000180516 Jy ! Clean residual min=-0.001113 max=0.001066 Jy/beam ! Clean residual mean=-0.000001 rms=0.000309 Jy/beam ! Combined flux in latest and established models = 0.0737126 Jy ! Adding 58 model components to the UV plane model. ! The established model now contains 96 components and 0.0737126 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.8525 mas, bmaj=1.981 mas, bpa=-2.367 degrees ! Estimated noise=0.241956 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000201871 Jy ! Component: 100 - total flux cleaned = -0.000174255 Jy ! Component: 150 - total flux cleaned = -0.000173602 Jy ! Component: 200 - total flux cleaned = -0.000130346 Jy ! Total flux subtracted in 200 components = -0.000130346 Jy ! Clean residual min=-0.001208 max=0.001078 Jy/beam ! Clean residual mean=-0.000000 rms=0.000261 Jy/beam ! Combined flux in latest and established models = 0.0735822 Jy selfcal ! Performing phase self-cal ! Adding 32 model components to the UV plane model. ! The established model now contains 119 components and 0.0735822 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=0.063806Jy sigma=1.221385 ! Fit after self-cal, rms=0.063802Jy sigma=1.221298 wmodel J1552+0850_X_map.mod ! Writing 119 model components to file: J1552+0850_X_map.mod wobs J1552+0850_X_uvs.fits ! Writing UV FITS file: J1552+0850_X_uvs.fits wwins J1552+0850_X_map.win ! wwins: Wrote 3 windows to J1552+0850_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 = -7.23657e-05 Jy ! Component: 100 - total flux cleaned = -7.20488e-05 Jy ! Component: 150 - total flux cleaned = -0.000109016 Jy ! Component: 200 - total flux cleaned = -9.07917e-05 Jy ! Component: 250 - total flux cleaned = -9.03835e-05 Jy ! Component: 300 - total flux cleaned = -5.64777e-05 Jy ! Component: 350 - total flux cleaned = -7.35711e-05 Jy ! Component: 400 - total flux cleaned = -0.000106593 Jy ! Component: 450 - total flux cleaned = -0.00013897 Jy ! Component: 500 - total flux cleaned = -0.000154818 Jy ! Component: 550 - total flux cleaned = -0.000154582 Jy ! Component: 600 - total flux cleaned = -0.000123832 Jy ! Component: 650 - total flux cleaned = -0.000123736 Jy ! Component: 700 - total flux cleaned = -7.85551e-05 Jy ! Component: 750 - total flux cleaned = -4.88499e-05 Jy ! Component: 800 - total flux cleaned = -3.42749e-05 Jy ! Component: 850 - total flux cleaned = 9.00483e-06 Jy ! Component: 900 - total flux cleaned = 2.29449e-05 Jy ! Component: 950 - total flux cleaned = -5.46471e-06 Jy ! Component: 1000 - total flux cleaned = -4.73613e-05 Jy ! Component: 1050 - total flux cleaned = -3.31343e-05 Jy ! Component: 1100 - total flux cleaned = 2.21453e-05 Jy ! Component: 1150 - total flux cleaned = 0.000103678 Jy ! Component: 1200 - total flux cleaned = 9.00137e-05 Jy ! Component: 1250 - total flux cleaned = 0.000143606 Jy ! Component: 1300 - total flux cleaned = 0.000170115 Jy ! Component: 1350 - total flux cleaned = 0.000248853 Jy ! Component: 1400 - total flux cleaned = 0.000274918 Jy ! Component: 1450 - total flux cleaned = 0.000287724 Jy ! Component: 1500 - total flux cleaned = 0.00032629 Jy ! Component: 1550 - total flux cleaned = 0.000300913 Jy ! Component: 1600 - total flux cleaned = 0.00033868 Jy ! Component: 1650 - total flux cleaned = 0.000413645 Jy ! Component: 1700 - total flux cleaned = 0.000401313 Jy ! Component: 1750 - total flux cleaned = 0.000462942 Jy ! Component: 1800 - total flux cleaned = 0.000499623 Jy ! Component: 1850 - total flux cleaned = 0.000475326 Jy ! Component: 1900 - total flux cleaned = 0.000451169 Jy ! Component: 1950 - total flux cleaned = 0.000439302 Jy ! Component: 2000 - total flux cleaned = 0.000474997 Jy ! Component: 2050 - total flux cleaned = 0.00048675 Jy ! Component: 2100 - total flux cleaned = 0.000463327 Jy ! Component: 2150 - total flux cleaned = 0.000474995 Jy ! Component: 2200 - total flux cleaned = 0.000521395 Jy ! Component: 2250 - total flux cleaned = 0.000486815 Jy ! Component: 2300 - total flux cleaned = 0.000452524 Jy ! Component: 2350 - total flux cleaned = 0.000543391 Jy ! Component: 2400 - total flux cleaned = 0.000532004 Jy ! Component: 2450 - total flux cleaned = 0.000554454 Jy ! Component: 2500 - total flux cleaned = 0.000498762 Jy ! Component: 2550 - total flux cleaned = 0.000498878 Jy ! Component: 2600 - total flux cleaned = 0.00047683 Jy ! Component: 2650 - total flux cleaned = 0.000498754 Jy ! Component: 2700 - total flux cleaned = 0.000487845 Jy ! Component: 2750 - total flux cleaned = 0.000444662 Jy ! Component: 2800 - total flux cleaned = 0.000487753 Jy ! Component: 2850 - total flux cleaned = 0.000466491 Jy ! Component: 2900 - total flux cleaned = 0.00042385 Jy ! Component: 2950 - total flux cleaned = 0.000434405 Jy ! Component: 3000 - total flux cleaned = 0.000402854 Jy ! Component: 3050 - total flux cleaned = 0.000413328 Jy ! Component: 3100 - total flux cleaned = 0.000382027 Jy ! Component: 3150 - total flux cleaned = 0.000330296 Jy ! Component: 3200 - total flux cleaned = 0.000392054 Jy ! Component: 3250 - total flux cleaned = 0.000402233 Jy ! Component: 3300 - total flux cleaned = 0.000371751 Jy ! Component: 3350 - total flux cleaned = 0.000371783 Jy ! Component: 3400 - total flux cleaned = 0.000412079 Jy ! Component: 3450 - total flux cleaned = 0.000371964 Jy ! Component: 3500 - total flux cleaned = 0.000342077 Jy ! Component: 3550 - total flux cleaned = 0.000361957 Jy ! Component: 3600 - total flux cleaned = 0.000362008 Jy ! Component: 3650 - total flux cleaned = 0.000352129 Jy ! Component: 3700 - total flux cleaned = 0.000332533 Jy ! Component: 3750 - total flux cleaned = 0.000293639 Jy ! Component: 3800 - total flux cleaned = 0.00033224 Jy ! Component: 3850 - total flux cleaned = 0.000313073 Jy ! Component: 3900 - total flux cleaned = 0.000313094 Jy ! Component: 3950 - total flux cleaned = 0.000341682 Jy ! Component: 4000 - total flux cleaned = 0.000341661 Jy ! Component: 4050 - total flux cleaned = 0.000351059 Jy ! Total flux subtracted in 4096 components = 0.000285268 Jy ! Clean residual min=-0.000567 max=0.000585 Jy/beam ! Clean residual mean=-0.000000 rms=0.000163 Jy/beam ! Combined flux in latest and established models = 0.0738675 Jy keep ! Adding 306 model components to the UV plane model. ! The established model now contains 425 components and 0.0738675 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J1552+0850_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8525 x 1.981 at -2.367 degrees (North through East) ! Clean map min=-0.0010477 max=0.067141 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J1552+0850_X_map.fits wmodel /vlbi/uf001/uva//J1552+0850_X_map.mod ! Writing 425 model components to file: /vlbi/uf001/uva//J1552+0850_X_map.mod wobs /vlbi/uf001/uva//J1552+0850_X_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J1552+0850_X_uvs.fits wwins /vlbi/uf001/uva//J1552+0850_X_map.win ! wwins: Wrote 4 windows to /vlbi/uf001/uva//J1552+0850_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0671414 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000161985 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.723778 0.723778 1.44756 2.89511 5.79022 11.5804 23.1609 46.3218 92.6435 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0004 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.067 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 414.492 quit ! Quitting program ! Log file /vlbi/uf001/uva//J1552+0850_X_dfm.log closed on Mon Jan 14 03:29:23 2019