! Started logfile: /vlbi/uf001/uva//J0541+3301_X_dfm.log on Sun Jan 13 22:41:12 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//J0541+3301_X_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J0541+3301_X_uva.fits ! AN table 1: 57 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.920468 visibilities/baseline/integration-bin. ! Found source: J0541+3301 ! ! 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 28332 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 J0541+3301_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 50 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 50 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 50 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 50 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 50 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 50 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 50 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 50 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 50 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 50 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 50 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 50 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.002121Jy sigma=24.015212 ! Fit after self-cal, rms=0.921450Jy sigma=22.110646 ! 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=0.7562 mas, bmaj=1.343 mas, bpa=-0.9713 degrees ! Estimated noise=0.338072 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 = 0.0628011 Jy ! Component: 100 - total flux cleaned = 0.0764959 Jy ! Total flux subtracted in 100 components = 0.0764959 Jy ! Clean residual min=-0.003531 max=0.005439 Jy/beam ! Clean residual mean=0.000000 rms=0.000831 Jy/beam ! Combined flux in latest and established models = 0.0764959 Jy ! Performing phase self-cal ! Adding 1 model components to the UV plane model. ! The established model now contains 1 components and 0.0764959 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=0.063286Jy sigma=1.375174 ! Fit after self-cal, rms=0.063092Jy sigma=1.371943 ! Inverting map ! Added new window around map position (1.6, 2.4). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00500153 Jy ! Component: 100 - total flux cleaned = 0.00769849 Jy ! Total flux subtracted in 100 components = 0.00769849 Jy ! Clean residual min=-0.003504 max=0.004269 Jy/beam ! Clean residual mean=0.000000 rms=0.000770 Jy/beam ! Combined flux in latest and established models = 0.0841943 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 10 components and 0.0841944 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=0.062770Jy sigma=1.362856 ! Fit after self-cal, rms=0.062745Jy sigma=1.362097 ! 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=0.9457 mas, bmaj=1.656 mas, bpa=0.9514 degrees ! Estimated noise=0.185214 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 = 0.00224359 Jy ! Component: 100 - total flux cleaned = 0.0037509 Jy ! Component: 150 - total flux cleaned = 0.00480529 Jy ! Component: 200 - total flux cleaned = 0.0053419 Jy ! Total flux subtracted in 200 components = 0.0053419 Jy ! Clean residual min=-0.003690 max=0.004261 Jy/beam ! Clean residual mean=-0.000000 rms=0.000784 Jy/beam ! Combined flux in latest and established models = 0.0895363 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 21 components and 0.0895363 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=0.062659Jy sigma=1.359371 ! Fit after self-cal, rms=0.062655Jy sigma=1.359217 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9457 x 1.656 at 0.9514 degrees (North through East) ! Clean map min=-0.0035277 max=0.079872 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 1.05 HN 0.99 KP 1.12 ! LA 0.78 MK 0.95 NL 1.24 OV 1.00 ! PT 0.98 SC 0.96 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.12 FD 1.11 HN 1.01 KP 1.04 ! LA 0.79 MK 1.02 NL 1.21 OV 0.94 ! PT 1.02 SC 0.93 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 1.09 HN 1.03 KP 1.08 ! LA 0.80 MK 1.05 NL 1.25 OV 0.93 ! PT 1.02 SC 0.95 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 1.01 HN 0.95 KP 1.05 ! LA 0.83 MK 1.02 NL 1.26 OV 0.95 ! PT 0.98 SC 0.93 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 FD 1.08 HN 0.94 KP 1.02 ! LA 0.83 MK 0.96 NL 1.27 OV 0.94 ! PT 1.00 SC 0.93 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.10 FD 1.07 HN 0.97 KP 1.08 ! LA 0.79 MK 0.98 NL 1.29 OV 0.97 ! PT 1.00 SC 0.92 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.11 FD 1.06 HN 0.98 KP 1.00 ! LA 0.80 MK 0.99 NL 1.25 OV 0.97 ! PT 1.11 SC 0.93 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 1.08 HN 0.98 KP 1.07 ! LA 0.79 MK 1.01 NL 1.20 OV 0.93 ! PT 1.07 SC 0.96 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 1.08 HN 0.94 KP 1.07 ! LA 0.79 MK 0.99 NL 1.29 OV 0.93 ! PT 1.05 SC 0.91 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 1.06 HN 0.97 KP 1.09 ! LA 0.81 MK 1.00 NL 1.17 OV 0.93 ! PT 1.02 SC 0.92 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 1.06 HN 0.94 KP 1.06 ! LA 0.80 MK 0.96 NL 1.30 OV 0.94 ! PT 0.97 SC 0.92 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 1.08 HN 0.97 KP 1.05 ! LA 0.80 MK 0.92 NL 1.27 OV 0.92 ! PT 1.01 SC 0.96 ! ! ! Fit before self-cal, rms=0.062655Jy sigma=1.359217 ! Fit after self-cal, rms=0.060426Jy sigma=1.321839 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.9358 mas, bmaj=1.652 mas, bpa=1.793 degrees ! Estimated noise=0.184701 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 = -0.00211298 Jy ! Component: 100 - total flux cleaned = -0.00234227 Jy ! Component: 150 - total flux cleaned = -0.00230206 Jy ! Component: 200 - total flux cleaned = -0.00226923 Jy ! Total flux subtracted in 200 components = -0.00226923 Jy ! Clean residual min=-0.001685 max=0.001957 Jy/beam ! Clean residual mean=-0.000001 rms=0.000416 Jy/beam ! Combined flux in latest and established models = 0.087267 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 42 components and 0.087267 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=0.060325Jy sigma=1.319279 ! Fit after self-cal, rms=0.060476Jy sigma=1.317984 ! 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=0.060476Jy sigma=1.317984 ! Fit after self-cal, rms=0.063071Jy sigma=1.304252 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9431 mas, bmaj=1.646 mas, bpa=0.959 degrees ! Estimated noise=0.18564 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00122749 Jy ! Component: 100 - total flux cleaned = -0.00154813 Jy ! Component: 150 - total flux cleaned = -0.00161324 Jy ! Component: 200 - total flux cleaned = -0.00165004 Jy ! Total flux subtracted in 200 components = -0.00165004 Jy ! Clean residual min=-0.001060 max=0.001123 Jy/beam ! Clean residual mean=-0.000000 rms=0.000235 Jy/beam ! Combined flux in latest and established models = 0.085617 Jy selfcal ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 49 components and 0.085617 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=0.063042Jy sigma=1.303504 ! Fit after self-cal, rms=0.063108Jy sigma=1.303146 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 (-29.4, -44.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000633887 Jy ! Component: 100 - total flux cleaned = 0.000834138 Jy ! Component: 150 - total flux cleaned = 0.000887042 Jy ! Component: 200 - total flux cleaned = 0.000903774 Jy ! Total flux subtracted in 200 components = 0.000903774 Jy ! Clean residual min=-0.000994 max=0.000937 Jy/beam ! Clean residual mean=-0.000000 rms=0.000226 Jy/beam ! Combined flux in latest and established models = 0.0865208 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 58 components and 0.0865208 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=0.063089Jy sigma=1.302674 ! Fit after self-cal, rms=0.063088Jy sigma=1.302626 ! 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=0.063088Jy sigma=1.302626 ! Fit after self-cal, rms=0.063651Jy sigma=1.302307 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.944 mas, bmaj=1.646 mas, bpa=0.8342 degrees ! Estimated noise=0.185099 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000566547 Jy ! Component: 100 - total flux cleaned = -0.00065536 Jy ! Component: 150 - total flux cleaned = -0.000639175 Jy ! Component: 200 - total flux cleaned = -0.000653385 Jy ! Total flux subtracted in 200 components = -0.000653385 Jy ! Clean residual min=-0.000944 max=0.000945 Jy/beam ! Clean residual mean=-0.000000 rms=0.000215 Jy/beam ! Combined flux in latest and established models = 0.0858674 Jy selfcal ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 65 components and 0.0858674 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=0.063639Jy sigma=1.302006 ! Fit after self-cal, rms=0.063649Jy sigma=1.301972 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 (20.6, 39.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000384109 Jy ! Component: 100 - total flux cleaned = 0.00017011 Jy ! Component: 150 - total flux cleaned = 0.000115262 Jy ! Component: 200 - total flux cleaned = 0.000115118 Jy ! Total flux subtracted in 200 components = 0.000115118 Jy ! Clean residual min=-0.000968 max=0.000835 Jy/beam ! Clean residual mean=-0.000000 rms=0.000210 Jy/beam ! Combined flux in latest and established models = 0.0859825 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 78 components and 0.0859825 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=0.063633Jy sigma=1.301606 ! Fit after self-cal, rms=0.063636Jy sigma=1.301594 ! 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=0.063636Jy sigma=1.301594 ! Fit after self-cal, rms=0.063621Jy sigma=1.301526 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.084 mas, bmaj=2.688 mas, bpa=-0.1643 degrees ! Estimated noise=0.229 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000169353 Jy ! Component: 100 - total flux cleaned = 0.000193135 Jy ! Component: 150 - total flux cleaned = 0.000173749 Jy ! Component: 200 - total flux cleaned = 0.000182168 Jy ! Total flux subtracted in 200 components = 0.000182168 Jy ! Clean residual min=-0.000952 max=0.000850 Jy/beam ! Clean residual mean=-0.000000 rms=0.000232 Jy/beam ! Combined flux in latest and established models = 0.0861646 Jy selfcal ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 94 components and 0.0861647 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=0.063619Jy sigma=1.301466 ! Fit after self-cal, rms=0.063623Jy sigma=1.301466 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 = 6.77993e-06 Jy ! Component: 100 - total flux cleaned = 2.91735e-05 Jy ! Component: 150 - total flux cleaned = 4.30018e-05 Jy ! Component: 200 - total flux cleaned = 4.92064e-05 Jy ! Total flux subtracted in 200 components = 4.92064e-05 Jy ! Clean residual min=-0.000953 max=0.000845 Jy/beam ! Clean residual mean=-0.000000 rms=0.000232 Jy/beam ! Combined flux in latest and established models = 0.0862139 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 101 components and 0.0862139 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=0.063622Jy sigma=1.301440 ! Fit after self-cal, rms=0.063622Jy sigma=1.301438 ! 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=0.9443 mas, bmaj=1.646 mas, bpa=0.7736 degrees ! Estimated noise=0.184508 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9443 x 1.646 at 0.7736 degrees (North through East) ! Clean map min=-0.00086118 max=0.079949 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=0.7513 mas, bmaj=1.327 mas, bpa=-1.126 degrees ! Estimated noise=0.336949 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0626429 Jy ! Component: 100 - total flux cleaned = 0.0763063 Jy ! Component: 150 - total flux cleaned = 0.0797366 Jy ! Component: 200 - total flux cleaned = 0.0813756 Jy ! Total flux subtracted in 200 components = 0.0813756 Jy ! Clean residual min=-0.001818 max=0.001815 Jy/beam ! Clean residual mean=-0.000001 rms=0.000428 Jy/beam ! Combined flux in latest and established models = 0.0813755 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 0.0813755 Jy ! Inverting map and beam ! Estimated beam: bmin=0.9443 mas, bmaj=1.646 mas, bpa=0.7736 degrees ! Estimated noise=0.184508 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 = 0.00148882 Jy ! Component: 100 - total flux cleaned = 0.00233495 Jy ! Component: 150 - total flux cleaned = 0.00273239 Jy ! Component: 200 - total flux cleaned = 0.00315105 Jy ! Total flux subtracted in 200 components = 0.00315105 Jy ! Clean residual min=-0.000950 max=0.000973 Jy/beam ! Clean residual mean=-0.000000 rms=0.000213 Jy/beam ! Combined flux in latest and established models = 0.0845266 Jy ! Adding 21 model components to the UV plane model. ! The established model now contains 30 components and 0.0845266 Jy ! Inverting map ! Added new window around map position (-4.6, 8.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000533043 Jy ! Component: 100 - total flux cleaned = 0.00062038 Jy ! Component: 150 - total flux cleaned = 0.000758029 Jy ! Component: 200 - total flux cleaned = 0.000849075 Jy ! Total flux subtracted in 200 components = 0.000849075 Jy ! Clean residual min=-0.000912 max=0.000820 Jy/beam ! Clean residual mean=-0.000000 rms=0.000205 Jy/beam ! Combined flux in latest and established models = 0.0853757 Jy ! Adding 29 model components to the UV plane model. ! The established model now contains 47 components and 0.0853757 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=2.084 mas, bmaj=2.688 mas, bpa=-0.1643 degrees ! Estimated noise=0.229 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00022838 Jy ! Component: 100 - total flux cleaned = 0.000337898 Jy ! Component: 150 - total flux cleaned = 0.000398111 Jy ! Component: 200 - total flux cleaned = 0.000441135 Jy ! Total flux subtracted in 200 components = 0.000441135 Jy ! Clean residual min=-0.000961 max=0.000869 Jy/beam ! Clean residual mean=-0.000000 rms=0.000231 Jy/beam ! Combined flux in latest and established models = 0.0858168 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 = 4.00078e-05 Jy ! Component: 100 - total flux cleaned = 5.89873e-05 Jy ! Component: 150 - total flux cleaned = 6.79652e-05 Jy ! Component: 200 - total flux cleaned = 5.99535e-05 Jy ! Total flux subtracted in 200 components = 5.99535e-05 Jy ! Clean residual min=-0.000972 max=0.000859 Jy/beam ! Clean residual mean=-0.000000 rms=0.000229 Jy/beam ! Combined flux in latest and established models = 0.0858767 Jy ! Adding 39 model components to the UV plane model. ! The established model now contains 82 components and 0.0858767 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.9443 mas, bmaj=1.646 mas, bpa=0.7736 degrees ! Estimated noise=0.184508 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 5.70694e-05 Jy ! Component: 100 - total flux cleaned = 2.74149e-05 Jy ! Component: 150 - total flux cleaned = -1.44574e-05 Jy ! Component: 200 - total flux cleaned = -5.35183e-05 Jy ! Total flux subtracted in 200 components = -5.35183e-05 Jy ! Clean residual min=-0.000927 max=0.000782 Jy/beam ! Clean residual mean=-0.000000 rms=0.000200 Jy/beam ! Combined flux in latest and established models = 0.0858232 Jy selfcal ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 99 components and 0.0858232 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=0.063611Jy sigma=1.301074 ! Fit after self-cal, rms=0.063604Jy sigma=1.301008 wmodel J0541+3301_X_map.mod ! Writing 99 model components to file: J0541+3301_X_map.mod wobs J0541+3301_X_uvs.fits ! Writing UV FITS file: J0541+3301_X_uvs.fits wwins J0541+3301_X_map.win ! wwins: Wrote 5 windows to J0541+3301_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 = -0.000423509 Jy ! Component: 100 - total flux cleaned = -0.000621918 Jy ! Component: 150 - total flux cleaned = -0.000565761 Jy ! Component: 200 - total flux cleaned = -0.000565513 Jy ! Component: 250 - total flux cleaned = -0.000552258 Jy ! Component: 300 - total flux cleaned = -0.000539211 Jy ! Component: 350 - total flux cleaned = -0.000539387 Jy ! Component: 400 - total flux cleaned = -0.000577227 Jy ! Component: 450 - total flux cleaned = -0.000601914 Jy ! Component: 500 - total flux cleaned = -0.000589748 Jy ! Component: 550 - total flux cleaned = -0.00060191 Jy ! Component: 600 - total flux cleaned = -0.000589863 Jy ! Component: 650 - total flux cleaned = -0.000578093 Jy ! Component: 700 - total flux cleaned = -0.00055497 Jy ! Component: 750 - total flux cleaned = -0.000566519 Jy ! Component: 800 - total flux cleaned = -0.000543688 Jy ! Component: 850 - total flux cleaned = -0.000543568 Jy ! Component: 900 - total flux cleaned = -0.000510256 Jy ! Component: 950 - total flux cleaned = -0.000521236 Jy ! Component: 1000 - total flux cleaned = -0.000510418 Jy ! Component: 1050 - total flux cleaned = -0.000521257 Jy ! Component: 1100 - total flux cleaned = -0.000510495 Jy ! Component: 1150 - total flux cleaned = -0.000510393 Jy ! Component: 1200 - total flux cleaned = -0.000520694 Jy ! Component: 1250 - total flux cleaned = -0.000520631 Jy ! Component: 1300 - total flux cleaned = -0.000510275 Jy ! Component: 1350 - total flux cleaned = -0.00052042 Jy ! Component: 1400 - total flux cleaned = -0.000500144 Jy ! Component: 1450 - total flux cleaned = -0.000439861 Jy ! Component: 1500 - total flux cleaned = -0.000449948 Jy ! Component: 1550 - total flux cleaned = -0.000450054 Jy ! Component: 1600 - total flux cleaned = -0.000420593 Jy ! Component: 1650 - total flux cleaned = -0.000410855 Jy ! Component: 1700 - total flux cleaned = -0.000391626 Jy ! Component: 1750 - total flux cleaned = -0.000391646 Jy ! Component: 1800 - total flux cleaned = -0.00038211 Jy ! Component: 1850 - total flux cleaned = -0.000353754 Jy ! Component: 1900 - total flux cleaned = -0.000372538 Jy ! Component: 1950 - total flux cleaned = -0.000344577 Jy ! Component: 2000 - total flux cleaned = -0.000326083 Jy ! Component: 2050 - total flux cleaned = -0.000326162 Jy ! Component: 2100 - total flux cleaned = -0.000289707 Jy ! Component: 2150 - total flux cleaned = -0.000244442 Jy ! Component: 2200 - total flux cleaned = -0.000244542 Jy ! Component: 2250 - total flux cleaned = -0.000226629 Jy ! Component: 2300 - total flux cleaned = -0.000208922 Jy ! Component: 2350 - total flux cleaned = -0.00020004 Jy ! Component: 2400 - total flux cleaned = -0.000173706 Jy ! Component: 2450 - total flux cleaned = -0.000173643 Jy ! Component: 2500 - total flux cleaned = -0.000104276 Jy ! Component: 2550 - total flux cleaned = -0.000112977 Jy ! Component: 2600 - total flux cleaned = -9.57698e-05 Jy ! Component: 2650 - total flux cleaned = -5.32046e-05 Jy ! Component: 2700 - total flux cleaned = -6.16914e-05 Jy ! Component: 2750 - total flux cleaned = -2.7995e-05 Jy ! Component: 2800 - total flux cleaned = 5.53995e-06 Jy ! Component: 2850 - total flux cleaned = -1.95022e-05 Jy ! Component: 2900 - total flux cleaned = -2.77491e-05 Jy ! Component: 2950 - total flux cleaned = -1.12562e-05 Jy ! Component: 3000 - total flux cleaned = -1.12857e-05 Jy ! Component: 3050 - total flux cleaned = 5.01677e-06 Jy ! Component: 3100 - total flux cleaned = -3.08277e-06 Jy ! Component: 3150 - total flux cleaned = -3.10481e-06 Jy ! Component: 3200 - total flux cleaned = 1.29646e-05 Jy ! Component: 3250 - total flux cleaned = 1.29068e-05 Jy ! Component: 3300 - total flux cleaned = 4.4764e-05 Jy ! Component: 3350 - total flux cleaned = 2.09835e-05 Jy ! Component: 3400 - total flux cleaned = 5.24824e-06 Jy ! Component: 3450 - total flux cleaned = 2.1001e-05 Jy ! Component: 3500 - total flux cleaned = 6.00639e-05 Jy ! Component: 3550 - total flux cleaned = 5.21747e-05 Jy ! Component: 3600 - total flux cleaned = 5.22229e-05 Jy ! Component: 3650 - total flux cleaned = 4.45244e-05 Jy ! Component: 3700 - total flux cleaned = 9.8126e-05 Jy ! Component: 3750 - total flux cleaned = 9.05539e-05 Jy ! Component: 3800 - total flux cleaned = 0.000120941 Jy ! Component: 3850 - total flux cleaned = 0.000105774 Jy ! Component: 3900 - total flux cleaned = 9.06725e-05 Jy ! Component: 3950 - total flux cleaned = 7.57169e-05 Jy ! Component: 4000 - total flux cleaned = 0.000105571 Jy ! Component: 4050 - total flux cleaned = 9.81483e-05 Jy ! Total flux subtracted in 4096 components = 0.000127772 Jy ! Clean residual min=-0.000466 max=0.000411 Jy/beam ! Clean residual mean=0.000000 rms=0.000129 Jy/beam ! Combined flux in latest and established models = 0.085951 Jy keep ! Adding 337 model components to the UV plane model. ! The established model now contains 436 components and 0.0859509 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J0541+3301_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9443 x 1.646 at 0.7736 degrees (North through East) ! Clean map min=-0.00078609 max=0.080203 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J0541+3301_X_map.fits wmodel /vlbi/uf001/uva//J0541+3301_X_map.mod ! Writing 436 model components to file: /vlbi/uf001/uva//J0541+3301_X_map.mod wobs /vlbi/uf001/uva//J0541+3301_X_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J0541+3301_X_uvs.fits wwins /vlbi/uf001/uva//J0541+3301_X_map.win ! wwins: Wrote 6 windows to /vlbi/uf001/uva//J0541+3301_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0802034 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000127513 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.476963 0.476963 0.953925 1.90785 3.8157 7.6314 15.2628 30.5256 61.0512 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0003 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.08 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 628.98 quit ! Quitting program ! Log file /vlbi/uf001/uva//J0541+3301_X_dfm.log closed on Sun Jan 13 22:41:18 2019