! Started logfile: /vlbi/uf001/uva//J2350+0227_X_a_dfm.log on Mon Jan 14 06:53:23 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//J2350+0227_X_a_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J2350+0227_X_a_uva.fits ! AN table 1: 110 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.934545 visibilities/baseline/integration-bin. ! Found source: J2350+0227 ! ! 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 55512 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 J2350+0227_X_a] 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 56 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 56 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 56 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 56 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 56 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 56 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 56 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 56 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 56 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 56 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 56 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 56 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.002261Jy sigma=22.784175 ! Fit after self-cal, rms=0.975433Jy sigma=22.190141 ! 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=0.6956 mas, bmaj=1.703 mas, bpa=-1.573 degrees ! Estimated noise=0.254464 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 = 0.0202434 Jy ! Component: 100 - total flux cleaned = 0.0246577 Jy ! Total flux subtracted in 100 components = 0.0246577 Jy ! Clean residual min=-0.002009 max=0.001925 Jy/beam ! Clean residual mean=-0.000001 rms=0.000394 Jy/beam ! Combined flux in latest and established models = 0.0246577 Jy ! Performing phase self-cal ! Adding 1 model components to the UV plane model. ! The established model now contains 1 components and 0.0246577 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=0.057323Jy sigma=1.216330 ! Fit after self-cal, rms=0.055607Jy sigma=1.175091 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00400433 Jy ! Component: 100 - total flux cleaned = 0.00489447 Jy ! Total flux subtracted in 100 components = 0.00489447 Jy ! Clean residual min=-0.001817 max=0.001776 Jy/beam ! Clean residual mean=-0.000000 rms=0.000379 Jy/beam ! Combined flux in latest and established models = 0.0295522 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 7 components and 0.0295522 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=0.055336Jy sigma=1.170039 ! Fit after self-cal, rms=0.055326Jy sigma=1.169790 ! 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=0.8839 mas, bmaj=2.001 mas, bpa=-1.063 degrees ! Estimated noise=0.135061 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 = 0.000672345 Jy ! Component: 100 - total flux cleaned = 0.000833176 Jy ! Component: 150 - total flux cleaned = 0.000884051 Jy ! Component: 200 - total flux cleaned = 0.000906682 Jy ! Total flux subtracted in 200 components = 0.000906682 Jy ! Clean residual min=-0.001430 max=0.001426 Jy/beam ! Clean residual mean=-0.000000 rms=0.000286 Jy/beam ! Combined flux in latest and established models = 0.0304589 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 15 components and 0.0304589 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=0.055317Jy sigma=1.169557 ! Fit after self-cal, rms=0.055316Jy sigma=1.169294 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8839 x 2.001 at -1.063 degrees (North through East) ! Clean map min=-0.0013597 max=0.029574 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.20 FD 1.02 HN 0.78 KP 0.95 ! LA 0.98 MK 1.17 NL 1.35 OV 0.97 ! PT 0.94 SC 1.06 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.19 FD 0.99 HN 0.87 KP 1.03 ! LA 1.05 MK 1.12 NL 1.33 OV 0.95 ! PT 0.94 SC 0.97 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.13 FD 1.04 HN 0.85 KP 0.99 ! LA 1.01 MK 1.11 NL 1.24 OV 0.99 ! PT 1.00 SC 1.00 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.15 FD 1.03 HN 0.83 KP 1.04 ! LA 0.93 MK 1.06 NL 1.31 OV 1.03 ! PT 0.90 SC 1.03 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.12 FD 1.03 HN 0.76 KP 1.09 ! LA 0.96 MK 1.11 NL 1.33 OV 0.96 ! PT 0.86 SC 0.96 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.16 FD 1.08 HN 0.85 KP 1.04 ! LA 0.95 MK 1.04 NL 1.31 OV 0.99 ! PT 0.93 SC 0.94 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.13 FD 0.97 HN 0.74 KP 1.12 ! LA 0.97 MK 1.04 NL 1.33 OV 0.92 ! PT 0.92 SC 0.92 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.10 FD 0.93 HN 0.72 KP 1.07 ! LA 0.99 MK 1.07 NL 1.32 OV 0.94 ! PT 0.91 SC 0.94 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 0.99 HN 0.70 KP 1.05 ! LA 0.96 MK 1.04 NL 1.30 OV 0.96 ! PT 0.83 SC 0.95 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 1.02 HN 0.68 KP 0.97 ! LA 0.90 MK 0.96 NL 1.35 OV 0.92 ! PT 0.92 SC 0.88 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 0.97 HN 0.68 KP 0.95 ! LA 0.98 MK 0.85 NL 1.19 OV 0.94 ! PT 0.90 SC 0.89 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 0.90 HN 0.70 KP 0.93 ! LA 0.98 MK 0.78 NL 1.29 OV 0.86 ! PT 0.85 SC 0.85 ! ! ! Fit before self-cal, rms=0.055316Jy sigma=1.169294 ! Fit after self-cal, rms=0.052443Jy sigma=1.162510 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.8745 mas, bmaj=2.01 mas, bpa=-0.6182 degrees ! Estimated noise=0.134208 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 (-28, 14.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000439943 Jy ! Component: 100 - total flux cleaned = 0.000470666 Jy ! Component: 150 - total flux cleaned = 0.000458589 Jy ! Component: 200 - total flux cleaned = 0.000478926 Jy ! Total flux subtracted in 200 components = 0.000478926 Jy ! Clean residual min=-0.000720 max=0.000598 Jy/beam ! Clean residual mean=-0.000000 rms=0.000153 Jy/beam ! Combined flux in latest and established models = 0.0309378 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 30 components and 0.0309378 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=0.052433Jy sigma=1.162273 ! Fit after self-cal, rms=0.052480Jy sigma=1.159568 ! 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=0.052480Jy sigma=1.159568 ! Fit after self-cal, rms=0.053121Jy sigma=1.157883 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8766 mas, bmaj=2.012 mas, bpa=-0.4691 degrees ! Estimated noise=0.134042 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000336837 Jy ! Component: 100 - total flux cleaned = 0.000381831 Jy ! Component: 150 - total flux cleaned = 0.000382184 Jy ! Component: 200 - total flux cleaned = 0.000389981 Jy ! Total flux subtracted in 200 components = 0.000389981 Jy ! Clean residual min=-0.000645 max=0.000595 Jy/beam ! Clean residual mean=0.000000 rms=0.000146 Jy/beam ! Combined flux in latest and established models = 0.0313278 Jy selfcal ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 40 components and 0.0313278 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=0.053117Jy sigma=1.157775 ! Fit after self-cal, rms=0.053186Jy sigma=1.156824 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 = 0.00017537 Jy ! Component: 100 - total flux cleaned = 0.000150307 Jy ! Component: 150 - total flux cleaned = 0.000127528 Jy ! Component: 200 - total flux cleaned = 0.000106356 Jy ! Total flux subtracted in 200 components = 0.000106356 Jy ! Clean residual min=-0.000696 max=0.000600 Jy/beam ! Clean residual mean=0.000000 rms=0.000148 Jy/beam ! Combined flux in latest and established models = 0.0314341 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 53 components and 0.0314341 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=0.053183Jy sigma=1.156764 ! Fit after self-cal, rms=0.053184Jy sigma=1.156679 ! 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=0.053184Jy sigma=1.156679 ! Fit after self-cal, rms=0.053785Jy sigma=1.156426 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8772 mas, bmaj=2.013 mas, bpa=-0.3704 degrees ! Estimated noise=0.134069 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000177329 Jy ! Component: 100 - total flux cleaned = 0.000160545 Jy ! Component: 150 - total flux cleaned = 0.000160501 Jy ! Component: 200 - total flux cleaned = 0.000154083 Jy ! Total flux subtracted in 200 components = 0.000154083 Jy ! Clean residual min=-0.000632 max=0.000601 Jy/beam ! Clean residual mean=0.000000 rms=0.000146 Jy/beam ! Combined flux in latest and established models = 0.0315882 Jy selfcal ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 61 components and 0.0315882 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=0.053783Jy sigma=1.156377 ! Fit after self-cal, rms=0.053828Jy sigma=1.156216 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 = 2.47557e-05 Jy ! Component: 100 - total flux cleaned = 3.14238e-06 Jy ! Component: 150 - total flux cleaned = -1.02019e-05 Jy ! Component: 200 - total flux cleaned = -2.26105e-05 Jy ! Total flux subtracted in 200 components = -2.26105e-05 Jy ! Clean residual min=-0.000645 max=0.000590 Jy/beam ! Clean residual mean=0.000000 rms=0.000146 Jy/beam ! Combined flux in latest and established models = 0.0315656 Jy ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 63 components and 0.0315656 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=0.053827Jy sigma=1.156181 ! Fit after self-cal, rms=0.053827Jy sigma=1.156114 ! 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=0.053827Jy sigma=1.156114 ! Fit after self-cal, rms=0.054045Jy sigma=1.156072 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.232 mas, bmaj=3.323 mas, bpa=2.901 degrees ! Estimated noise=0.169344 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000307278 Jy ! Component: 100 - total flux cleaned = 0.000324598 Jy ! Component: 150 - total flux cleaned = 0.000325246 Jy ! Component: 200 - total flux cleaned = 0.000325348 Jy ! Total flux subtracted in 200 components = 0.000325348 Jy ! Clean residual min=-0.000741 max=0.000708 Jy/beam ! Clean residual mean=0.000000 rms=0.000183 Jy/beam ! Combined flux in latest and established models = 0.031891 Jy selfcal ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 69 components and 0.031891 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=0.054045Jy sigma=1.156076 ! Fit after self-cal, rms=0.054063Jy sigma=1.156010 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 = 1.87615e-05 Jy ! Component: 100 - total flux cleaned = 5.85018e-06 Jy ! Component: 150 - total flux cleaned = 1.0825e-05 Jy ! Component: 200 - total flux cleaned = 6.33586e-06 Jy ! Total flux subtracted in 200 components = 6.33586e-06 Jy ! Clean residual min=-0.000737 max=0.000696 Jy/beam ! Clean residual mean=0.000000 rms=0.000181 Jy/beam ! Combined flux in latest and established models = 0.0318973 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 73 components and 0.0318973 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=0.054062Jy sigma=1.156007 ! Fit after self-cal, rms=0.054063Jy sigma=1.155984 ! 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=0.8771 mas, bmaj=2.012 mas, bpa=-0.3277 degrees ! Estimated noise=0.134031 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8771 x 2.012 at -0.3277 degrees (North through East) ! Clean map min=-0.00085036 max=0.029079 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=0.6894 mas, bmaj=1.711 mas, bpa=-1.073 degrees ! Estimated noise=0.251041 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0229279 Jy ! Component: 100 - total flux cleaned = 0.0279624 Jy ! Component: 150 - total flux cleaned = 0.0298715 Jy ! Component: 200 - total flux cleaned = 0.0311387 Jy ! Total flux subtracted in 200 components = 0.0311387 Jy ! Clean residual min=-0.001048 max=0.001298 Jy/beam ! Clean residual mean=0.000000 rms=0.000265 Jy/beam ! Combined flux in latest and established models = 0.0311387 Jy uvw 0,-1 ! Uniform weighting is not currently selected. ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. flux_cutoff = imstat(rms) * dynam ! Adding 10 model components to the UV plane model. ! The established model now contains 10 components and 0.0311387 Jy ! Inverting map and beam ! Estimated beam: bmin=0.8771 mas, bmaj=2.012 mas, bpa=-0.3277 degrees ! Estimated noise=0.134031 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 (1.2, -0.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000619613 Jy ! Component: 100 - total flux cleaned = 0.000847743 Jy ! Component: 150 - total flux cleaned = 0.000894275 Jy ! Component: 200 - total flux cleaned = 0.000874835 Jy ! Total flux subtracted in 200 components = 0.000874835 Jy ! Clean residual min=-0.000644 max=0.000630 Jy/beam ! Clean residual mean=0.000000 rms=0.000149 Jy/beam ! Combined flux in latest and established models = 0.0320135 Jy ! Adding 25 model components to the UV plane model. ! The established model now contains 33 components and 0.0320135 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=2.232 mas, bmaj=3.323 mas, bpa=2.901 degrees ! Estimated noise=0.169344 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -3.16195e-06 Jy ! Component: 100 - total flux cleaned = -1.39248e-05 Jy ! Component: 150 - total flux cleaned = -4.35005e-06 Jy ! Component: 200 - total flux cleaned = 4.02842e-06 Jy ! Total flux subtracted in 200 components = 4.02842e-06 Jy ! Clean residual min=-0.000733 max=0.000674 Jy/beam ! Clean residual mean=0.000001 rms=0.000181 Jy/beam ! Combined flux in latest and established models = 0.0320175 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 = -4.08589e-07 Jy ! Component: 100 - total flux cleaned = -3.62019e-07 Jy ! Component: 150 - total flux cleaned = -1.34787e-05 Jy ! Component: 200 - total flux cleaned = -1.97688e-05 Jy ! Total flux subtracted in 200 components = -1.97688e-05 Jy ! Clean residual min=-0.000720 max=0.000663 Jy/beam ! Clean residual mean=0.000001 rms=0.000179 Jy/beam ! Combined flux in latest and established models = 0.0319978 Jy ! Adding 38 model components to the UV plane model. ! The established model now contains 67 components and 0.0319978 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.8771 mas, bmaj=2.012 mas, bpa=-0.3277 degrees ! Estimated noise=0.134031 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 5.12958e-05 Jy ! Component: 100 - total flux cleaned = 1.12274e-05 Jy ! Component: 150 - total flux cleaned = -3.50989e-05 Jy ! Component: 200 - total flux cleaned = -7.55989e-05 Jy ! Total flux subtracted in 200 components = -7.55989e-05 Jy ! Clean residual min=-0.000589 max=0.000607 Jy/beam ! Clean residual mean=0.000000 rms=0.000142 Jy/beam ! Combined flux in latest and established models = 0.0319222 Jy selfcal ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 77 components and 0.0319222 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=0.054056Jy sigma=1.155899 ! Fit after self-cal, rms=0.054056Jy sigma=1.155816 wmodel J2350+0227_X_a_map.mod ! Writing 77 model components to file: J2350+0227_X_a_map.mod wobs J2350+0227_X_a_uvs.fits ! Writing UV FITS file: J2350+0227_X_a_uvs.fits wwins J2350+0227_X_a_map.win ! wwins: Wrote 3 windows to J2350+0227_X_a_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 = -6.74259e-05 Jy ! Component: 100 - total flux cleaned = -0.000120251 Jy ! Component: 150 - total flux cleaned = -0.00016076 Jy ! Component: 200 - total flux cleaned = -0.000170306 Jy ! Component: 250 - total flux cleaned = -0.000227356 Jy ! Component: 300 - total flux cleaned = -0.000264195 Jy ! Component: 350 - total flux cleaned = -0.00029134 Jy ! Component: 400 - total flux cleaned = -0.000326786 Jy ! Component: 450 - total flux cleaned = -0.000344443 Jy ! Component: 500 - total flux cleaned = -0.00038735 Jy ! Component: 550 - total flux cleaned = -0.000412555 Jy ! Component: 600 - total flux cleaned = -0.000404549 Jy ! Component: 650 - total flux cleaned = -0.000421101 Jy ! Component: 700 - total flux cleaned = -0.00045308 Jy ! Component: 750 - total flux cleaned = -0.000460743 Jy ! Component: 800 - total flux cleaned = -0.000429636 Jy ! Component: 850 - total flux cleaned = -0.000429563 Jy ! Component: 900 - total flux cleaned = -0.00040691 Jy ! Component: 950 - total flux cleaned = -0.000384597 Jy ! Component: 1000 - total flux cleaned = -0.000384423 Jy ! Component: 1050 - total flux cleaned = -0.000326208 Jy ! Component: 1100 - total flux cleaned = -0.000326336 Jy ! Component: 1150 - total flux cleaned = -0.00027655 Jy ! Component: 1200 - total flux cleaned = -0.000241432 Jy ! Component: 1250 - total flux cleaned = -0.000206716 Jy ! Component: 1300 - total flux cleaned = -0.000199911 Jy ! Component: 1350 - total flux cleaned = -0.000186251 Jy ! Component: 1400 - total flux cleaned = -0.000152427 Jy ! Component: 1450 - total flux cleaned = -0.000172502 Jy ! Component: 1500 - total flux cleaned = -0.000139243 Jy ! Component: 1550 - total flux cleaned = -0.000119506 Jy ! Component: 1600 - total flux cleaned = -9.3469e-05 Jy ! Component: 1650 - total flux cleaned = -9.34494e-05 Jy ! Component: 1700 - total flux cleaned = -9.34892e-05 Jy ! Component: 1750 - total flux cleaned = -4.90812e-05 Jy ! Component: 1800 - total flux cleaned = -4.90548e-05 Jy ! Component: 1850 - total flux cleaned = -6.15668e-05 Jy ! Component: 1900 - total flux cleaned = -3.05604e-05 Jy ! Component: 1950 - total flux cleaned = -2.43902e-05 Jy ! Component: 2000 - total flux cleaned = 2.44172e-05 Jy ! Component: 2050 - total flux cleaned = 2.43901e-05 Jy ! Component: 2100 - total flux cleaned = 5.44008e-05 Jy ! Component: 2150 - total flux cleaned = 6.03439e-05 Jy ! Component: 2200 - total flux cleaned = 0.000107743 Jy ! Component: 2250 - total flux cleaned = 0.000107717 Jy ! Component: 2300 - total flux cleaned = 0.000131113 Jy ! Component: 2350 - total flux cleaned = 0.000154311 Jy ! Component: 2400 - total flux cleaned = 0.00013706 Jy ! Component: 2450 - total flux cleaned = 0.000154296 Jy ! Component: 2500 - total flux cleaned = 0.000171339 Jy ! Component: 2550 - total flux cleaned = 0.000188357 Jy ! Component: 2600 - total flux cleaned = 0.000205203 Jy ! Component: 2650 - total flux cleaned = 0.000205222 Jy ! Component: 2700 - total flux cleaned = 0.000227394 Jy ! Component: 2750 - total flux cleaned = 0.000216381 Jy ! Component: 2800 - total flux cleaned = 0.000249311 Jy ! Component: 2850 - total flux cleaned = 0.000265686 Jy ! Component: 2900 - total flux cleaned = 0.000276489 Jy ! Component: 2950 - total flux cleaned = 0.000276537 Jy ! Component: 3000 - total flux cleaned = 0.000297967 Jy ! Component: 3050 - total flux cleaned = 0.00030326 Jy ! Component: 3100 - total flux cleaned = 0.000324436 Jy ! Component: 3150 - total flux cleaned = 0.000340205 Jy ! Component: 3200 - total flux cleaned = 0.000350667 Jy ! Component: 3250 - total flux cleaned = 0.00035591 Jy ! Component: 3300 - total flux cleaned = 0.000392194 Jy ! Component: 3350 - total flux cleaned = 0.000412754 Jy ! Component: 3400 - total flux cleaned = 0.000397344 Jy ! Component: 3450 - total flux cleaned = 0.000412703 Jy ! Component: 3500 - total flux cleaned = 0.00041275 Jy ! Component: 3550 - total flux cleaned = 0.000417796 Jy ! Component: 3600 - total flux cleaned = 0.000412782 Jy ! Component: 3650 - total flux cleaned = 0.000437845 Jy ! Component: 3700 - total flux cleaned = 0.000457835 Jy ! Component: 3750 - total flux cleaned = 0.000482555 Jy ! Component: 3800 - total flux cleaned = 0.00048255 Jy ! Component: 3850 - total flux cleaned = 0.00051207 Jy ! Component: 3900 - total flux cleaned = 0.000531619 Jy ! Component: 3950 - total flux cleaned = 0.000570571 Jy ! Component: 4000 - total flux cleaned = 0.000594794 Jy ! Component: 4050 - total flux cleaned = 0.000609265 Jy ! Total flux subtracted in 4096 components = 0.000618875 Jy ! Clean residual min=-0.000293 max=0.000266 Jy/beam ! Clean residual mean=0.000000 rms=0.000084 Jy/beam ! Combined flux in latest and established models = 0.032541 Jy keep ! Adding 329 model components to the UV plane model. ! The established model now contains 406 components and 0.032541 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J2350+0227_X_a_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8771 x 2.012 at -0.3277 degrees (North through East) ! Clean map min=-0.00077483 max=0.028988 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J2350+0227_X_a_map.fits wmodel /vlbi/uf001/uva//J2350+0227_X_a_map.mod ! Writing 406 model components to file: /vlbi/uf001/uva//J2350+0227_X_a_map.mod wobs /vlbi/uf001/uva//J2350+0227_X_a_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J2350+0227_X_a_uvs.fits wwins /vlbi/uf001/uva//J2350+0227_X_a_map.win ! wwins: Wrote 4 windows to /vlbi/uf001/uva//J2350+0227_X_a_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0289885 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 8.42089e-05 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.871473 0.871473 1.74295 3.48589 6.97178 13.9436 27.8871 55.7742 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0002 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.028 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 344.244 quit ! Quitting program ! Log file /vlbi/uf001/uva//J2350+0227_X_a_dfm.log closed on Mon Jan 14 06:53:29 2019