! Started logfile: /vlbi/uf001/uva//J2228+2503_X_dfm.log on Mon Jan 14 06:17:04 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//J2228+2503_X_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J2228+2503_X_uva.fits ! AN table 1: 57 integrations on 36 of 36 possible baselines. ! Apparent sampling: 0.996101 visibilities/baseline/integration-bin. ! Found source: J2228+2503 ! ! 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 24528 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 J2228+2503_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 27 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 27 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 27 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 27 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 27 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 27 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 27 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 27 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 27 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 27 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 27 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 27 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.003595Jy sigma=22.101704 ! Fit after self-cal, rms=0.950595Jy sigma=20.896399 ! 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=0.6684 mas, bmaj=1.495 mas, bpa=-5.325 degrees ! Estimated noise=0.37401 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 = 0.0399785 Jy ! Component: 100 - total flux cleaned = 0.0488451 Jy ! Total flux subtracted in 100 components = 0.0488451 Jy ! Clean residual min=-0.003402 max=0.003514 Jy/beam ! Clean residual mean=0.000003 rms=0.000753 Jy/beam ! Combined flux in latest and established models = 0.0488451 Jy ! Performing phase self-cal ! Adding 4 model components to the UV plane model. ! The established model now contains 4 components and 0.0488451 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=0.065772Jy sigma=1.330692 ! Fit after self-cal, rms=0.064363Jy sigma=1.301555 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00437857 Jy ! Component: 100 - total flux cleaned = 0.00567124 Jy ! Total flux subtracted in 100 components = 0.00567124 Jy ! Clean residual min=-0.002974 max=0.003339 Jy/beam ! Clean residual mean=0.000002 rms=0.000686 Jy/beam ! Combined flux in latest and established models = 0.0545164 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 9 components and 0.0545164 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=0.064098Jy sigma=1.293004 ! Fit after self-cal, rms=0.064085Jy sigma=1.292761 ! 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=0.8174 mas, bmaj=1.743 mas, bpa=-5.042 degrees ! Estimated noise=0.216799 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 = 0.00164964 Jy ! Component: 100 - total flux cleaned = 0.00183112 Jy ! Component: 150 - total flux cleaned = 0.00183078 Jy ! Component: 200 - total flux cleaned = 0.00179169 Jy ! Total flux subtracted in 200 components = 0.00179169 Jy ! Clean residual min=-0.002645 max=0.003072 Jy/beam ! Clean residual mean=0.000002 rms=0.000661 Jy/beam ! Combined flux in latest and established models = 0.0563081 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 15 components and 0.0563081 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=0.064055Jy sigma=1.291355 ! Fit after self-cal, rms=0.064041Jy sigma=1.291208 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8174 x 1.743 at -5.042 degrees (North through East) ! Clean map min=-0.0024882 max=0.054166 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.15 FD 0.95 HN 0.92 KP 0.88 ! LA 0.92 MK 0.96 NL 1.31 OV 1.09 ! SC 0.96 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 1.00 HN 0.89 KP 0.86 ! LA 0.87 MK 1.03 NL 1.31 OV 1.16 ! SC 0.94 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 0.92 HN 0.96 KP 0.85 ! LA 0.91 MK 1.05 NL 1.22 OV 1.11 ! SC 1.04 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 0.95 HN 0.95 KP 0.97 ! LA 0.93 MK 1.02 NL 1.30 OV 1.11 ! SC 0.95 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.18 FD 0.97 HN 0.90 KP 0.93 ! LA 0.87 MK 0.98 NL 1.33 OV 1.04 ! SC 0.90 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 0.95 HN 0.88 KP 0.88 ! LA 0.90 MK 1.14 NL 1.20 OV 1.06 ! SC 0.94 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 FD 0.95 HN 0.89 KP 0.91 ! LA 0.86 MK 1.03 NL 1.30 OV 1.14 ! SC 0.99 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 0.95 HN 0.93 KP 0.89 ! LA 0.92 MK 1.02 NL 1.29 OV 1.17 ! SC 0.92 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 0.89 HN 0.94 KP 0.92 ! LA 0.91 MK 1.16 NL 1.36 OV 1.00 ! SC 0.92 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.15 FD 0.97 HN 0.96 KP 0.94 ! LA 0.87 MK 1.03 NL 1.26 OV 1.07 ! SC 0.92 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 0.96 HN 0.91 KP 0.79 ! LA 0.91 MK 0.99 NL 1.24 OV 1.08 ! SC 0.93 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 0.92 HN 0.90 KP 0.84 ! LA 0.92 MK 0.91 NL 1.24 OV 1.09 ! SC 0.94 ! ! ! Fit before self-cal, rms=0.064041Jy sigma=1.291208 ! Fit after self-cal, rms=0.063684Jy sigma=1.277503 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.8153 mas, bmaj=1.744 mas, bpa=-4.495 degrees ! Estimated noise=0.214107 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 = -9.72143e-07 Jy ! Component: 100 - total flux cleaned = -4.81681e-06 Jy ! Component: 150 - total flux cleaned = -2.11877e-05 Jy ! Component: 200 - total flux cleaned = -5.14473e-05 Jy ! Total flux subtracted in 200 components = -5.14473e-05 Jy ! Clean residual min=-0.002008 max=0.002192 Jy/beam ! Clean residual mean=-0.000000 rms=0.000504 Jy/beam ! Combined flux in latest and established models = 0.0562566 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 26 components and 0.0562566 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=0.063667Jy sigma=1.277290 ! Fit after self-cal, rms=0.063874Jy sigma=1.276016 ! 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=0.063874Jy sigma=1.276016 ! Fit after self-cal, rms=0.073691Jy sigma=1.260648 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8167 mas, bmaj=1.744 mas, bpa=-4.853 degrees ! Estimated noise=0.215188 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000120585 Jy ! Component: 100 - total flux cleaned = 0.000108502 Jy ! Component: 150 - total flux cleaned = 8.83023e-05 Jy ! Component: 200 - total flux cleaned = 7.02068e-05 Jy ! Total flux subtracted in 200 components = 7.02068e-05 Jy ! Clean residual min=-0.001075 max=0.001161 Jy/beam ! Clean residual mean=0.000002 rms=0.000266 Jy/beam ! Combined flux in latest and established models = 0.0563268 Jy selfcal ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 30 components and 0.0563268 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=0.073687Jy sigma=1.260556 ! Fit after self-cal, rms=0.074072Jy sigma=1.259078 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 (9, -6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000788298 Jy ! Component: 100 - total flux cleaned = 0.000995088 Jy ! Component: 150 - total flux cleaned = 0.0010657 Jy ! Component: 200 - total flux cleaned = 0.00111019 Jy ! Total flux subtracted in 200 components = 0.00111019 Jy ! Clean residual min=-0.001033 max=0.001044 Jy/beam ! Clean residual mean=0.000002 rms=0.000256 Jy/beam ! Combined flux in latest and established models = 0.057437 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 41 components and 0.057437 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=0.074049Jy sigma=1.258723 ! Fit after self-cal, rms=0.074051Jy sigma=1.258605 ! Inverting map ! Added new window around map position (-19, -50). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000922043 Jy ! Component: 100 - total flux cleaned = 0.00114638 Jy ! Component: 150 - total flux cleaned = 0.00124515 Jy ! Component: 200 - total flux cleaned = 0.00127461 Jy ! Total flux subtracted in 200 components = 0.00127461 Jy ! Clean residual min=-0.001029 max=0.001075 Jy/beam ! Clean residual mean=0.000002 rms=0.000253 Jy/beam ! Combined flux in latest and established models = 0.0587116 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 51 components and 0.0587116 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=0.074033Jy sigma=1.258285 ! Fit after self-cal, rms=0.074032Jy sigma=1.258201 ! 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=0.074032Jy sigma=1.258201 ! Fit after self-cal, rms=0.075222Jy sigma=1.258001 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.816 mas, bmaj=1.741 mas, bpa=-4.921 degrees ! Estimated noise=0.215367 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000612344 Jy ! Component: 100 - total flux cleaned = 0.000769814 Jy ! Component: 150 - total flux cleaned = 0.000799093 Jy ! Component: 200 - total flux cleaned = 0.000838769 Jy ! Total flux subtracted in 200 components = 0.000838769 Jy ! Clean residual min=-0.000991 max=0.001098 Jy/beam ! Clean residual mean=0.000002 rms=0.000249 Jy/beam ! Combined flux in latest and established models = 0.0595504 Jy selfcal ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 59 components and 0.0595504 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=0.075212Jy sigma=1.257847 ! Fit after self-cal, rms=0.075236Jy sigma=1.257806 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 (-35.8, -21.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000845339 Jy ! Component: 100 - total flux cleaned = 0.00103448 Jy ! Component: 150 - total flux cleaned = 0.00119346 Jy ! Component: 200 - total flux cleaned = 0.00128814 Jy ! Total flux subtracted in 200 components = 0.00128814 Jy ! Clean residual min=-0.000994 max=0.001016 Jy/beam ! Clean residual mean=0.000002 rms=0.000243 Jy/beam ! Combined flux in latest and established models = 0.0608385 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 71 components and 0.0608385 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=0.075215Jy sigma=1.257476 ! Fit after self-cal, rms=0.075222Jy sigma=1.257427 ! 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=0.075222Jy sigma=1.257427 ! Fit after self-cal, rms=0.075308Jy sigma=1.257371 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.898 mas, bmaj=2.598 mas, bpa=-2.205 degrees ! Estimated noise=0.28806 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000592929 Jy ! Component: 100 - total flux cleaned = 0.00078073 Jy ! Component: 150 - total flux cleaned = 0.000951 Jy ! Component: 200 - total flux cleaned = 0.00100592 Jy ! Total flux subtracted in 200 components = 0.00100592 Jy ! Clean residual min=-0.001060 max=0.001272 Jy/beam ! Clean residual mean=0.000004 rms=0.000324 Jy/beam ! Combined flux in latest and established models = 0.0618445 Jy selfcal ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 89 components and 0.0618445 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=0.075301Jy sigma=1.257274 ! Fit after self-cal, rms=0.075304Jy sigma=1.257243 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 = 0.000226434 Jy ! Component: 100 - total flux cleaned = 0.000306174 Jy ! Component: 150 - total flux cleaned = 0.000342988 Jy ! Component: 200 - total flux cleaned = 0.000377096 Jy ! Total flux subtracted in 200 components = 0.000377096 Jy ! Clean residual min=-0.001077 max=0.001250 Jy/beam ! Clean residual mean=0.000004 rms=0.000320 Jy/beam ! Combined flux in latest and established models = 0.0622216 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 95 components and 0.0622216 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=0.075302Jy sigma=1.257248 ! Fit after self-cal, rms=0.075301Jy sigma=1.257241 ! 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=0.8155 mas, bmaj=1.74 mas, bpa=-4.966 degrees ! Estimated noise=0.215474 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8155 x 1.74 at -4.966 degrees (North through East) ! Clean map min=-0.00095385 max=0.053529 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=0.665 mas, bmaj=1.493 mas, bpa=-5.284 degrees ! Estimated noise=0.370929 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0408802 Jy ! Component: 100 - total flux cleaned = 0.0503415 Jy ! Component: 150 - total flux cleaned = 0.0543178 Jy ! Component: 200 - total flux cleaned = 0.0570004 Jy ! Total flux subtracted in 200 components = 0.0570004 Jy ! Clean residual min=-0.002314 max=0.002111 Jy/beam ! Clean residual mean=0.000001 rms=0.000460 Jy/beam ! Combined flux in latest and established models = 0.0570003 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 11 model components to the UV plane model. ! The established model now contains 11 components and 0.0570003 Jy ! Inverting map and beam ! Estimated beam: bmin=0.8155 mas, bmaj=1.74 mas, bpa=-4.966 degrees ! Estimated noise=0.215474 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 = 0.00193961 Jy ! Component: 100 - total flux cleaned = 0.00314876 Jy ! Component: 150 - total flux cleaned = 0.00361826 Jy ! Component: 200 - total flux cleaned = 0.00394905 Jy ! Total flux subtracted in 200 components = 0.00394905 Jy ! Clean residual min=-0.001121 max=0.001041 Jy/beam ! Clean residual mean=0.000002 rms=0.000259 Jy/beam ! Combined flux in latest and established models = 0.0609494 Jy ! Adding 18 model components to the UV plane model. ! The established model now contains 26 components and 0.0609494 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=1.898 mas, bmaj=2.598 mas, bpa=-2.205 degrees ! Estimated noise=0.28806 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000848779 Jy ! Component: 100 - total flux cleaned = 0.00124223 Jy ! Component: 150 - total flux cleaned = 0.00150288 Jy ! Component: 200 - total flux cleaned = 0.00157855 Jy ! Total flux subtracted in 200 components = 0.00157855 Jy ! Clean residual min=-0.001075 max=0.001255 Jy/beam ! Clean residual mean=0.000004 rms=0.000330 Jy/beam ! Combined flux in latest and established models = 0.0625279 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 = 3.39726e-05 Jy ! Component: 100 - total flux cleaned = 4.95256e-05 Jy ! Component: 150 - total flux cleaned = 7.86286e-05 Jy ! Component: 200 - total flux cleaned = 7.86791e-05 Jy ! Total flux subtracted in 200 components = 7.86791e-05 Jy ! Clean residual min=-0.001073 max=0.001240 Jy/beam ! Clean residual mean=0.000004 rms=0.000325 Jy/beam ! Combined flux in latest and established models = 0.0626066 Jy ! Adding 31 model components to the UV plane model. ! The established model now contains 54 components and 0.0626066 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.8155 mas, bmaj=1.74 mas, bpa=-4.966 degrees ! Estimated noise=0.215474 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -6.51107e-05 Jy ! Component: 100 - total flux cleaned = 1.46335e-05 Jy ! Component: 150 - total flux cleaned = 0.000109745 Jy ! Component: 200 - total flux cleaned = 0.000174342 Jy ! Total flux subtracted in 200 components = 0.000174342 Jy ! Clean residual min=-0.001063 max=0.001003 Jy/beam ! Clean residual mean=0.000002 rms=0.000244 Jy/beam ! Combined flux in latest and established models = 0.062781 Jy selfcal ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 68 components and 0.062781 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=0.075314Jy sigma=1.257567 ! Fit after self-cal, rms=0.075313Jy sigma=1.257495 wmodel J2228+2503_X_map.mod ! Writing 68 model components to file: J2228+2503_X_map.mod wobs J2228+2503_X_uvs.fits ! Writing UV FITS file: J2228+2503_X_uvs.fits wwins J2228+2503_X_map.win ! wwins: Wrote 4 windows to J2228+2503_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 = -2.34006e-05 Jy ! Component: 100 - total flux cleaned = -0.000111724 Jy ! Component: 150 - total flux cleaned = -0.000145312 Jy ! Component: 200 - total flux cleaned = -0.000259745 Jy ! Component: 250 - total flux cleaned = -0.000355235 Jy ! Component: 300 - total flux cleaned = -0.000433296 Jy ! Component: 350 - total flux cleaned = -0.00050987 Jy ! Component: 400 - total flux cleaned = -0.000570108 Jy ! Component: 450 - total flux cleaned = -0.000599749 Jy ! Component: 500 - total flux cleaned = -0.000643625 Jy ! Component: 550 - total flux cleaned = -0.000658056 Jy ! Component: 600 - total flux cleaned = -0.000700546 Jy ! Component: 650 - total flux cleaned = -0.000700503 Jy ! Component: 700 - total flux cleaned = -0.000700582 Jy ! Component: 750 - total flux cleaned = -0.000714455 Jy ! Component: 800 - total flux cleaned = -0.000727992 Jy ! Component: 850 - total flux cleaned = -0.000781409 Jy ! Component: 900 - total flux cleaned = -0.000794673 Jy ! Component: 950 - total flux cleaned = -0.000833718 Jy ! Component: 1000 - total flux cleaned = -0.000833562 Jy ! Component: 1050 - total flux cleaned = -0.000846389 Jy ! Component: 1100 - total flux cleaned = -0.000871599 Jy ! Component: 1150 - total flux cleaned = -0.000884247 Jy ! Component: 1200 - total flux cleaned = -0.000921547 Jy ! Component: 1250 - total flux cleaned = -0.000921483 Jy ! Component: 1300 - total flux cleaned = -0.00093362 Jy ! Component: 1350 - total flux cleaned = -0.000921646 Jy ! Component: 1400 - total flux cleaned = -0.000921761 Jy ! Component: 1450 - total flux cleaned = -0.000909974 Jy ! Component: 1500 - total flux cleaned = -0.000921707 Jy ! Component: 1550 - total flux cleaned = -0.000921651 Jy ! Component: 1600 - total flux cleaned = -0.000886999 Jy ! Component: 1650 - total flux cleaned = -0.000909774 Jy ! Component: 1700 - total flux cleaned = -0.000909995 Jy ! Component: 1750 - total flux cleaned = -0.00086485 Jy ! Component: 1800 - total flux cleaned = -0.000876063 Jy ! Component: 1850 - total flux cleaned = -0.000831763 Jy ! Component: 1900 - total flux cleaned = -0.000853727 Jy ! Component: 1950 - total flux cleaned = -0.000842844 Jy ! Component: 2000 - total flux cleaned = -0.000810436 Jy ! Component: 2050 - total flux cleaned = -0.000831835 Jy ! Component: 2100 - total flux cleaned = -0.0008211 Jy ! Component: 2150 - total flux cleaned = -0.000768231 Jy ! Component: 2200 - total flux cleaned = -0.000778799 Jy ! Component: 2250 - total flux cleaned = -0.00075803 Jy ! Component: 2300 - total flux cleaned = -0.000685509 Jy ! Component: 2350 - total flux cleaned = -0.000695764 Jy ! Component: 2400 - total flux cleaned = -0.0006651 Jy ! Component: 2450 - total flux cleaned = -0.000614441 Jy ! Component: 2500 - total flux cleaned = -0.000584275 Jy ! Component: 2550 - total flux cleaned = -0.000554214 Jy ! Component: 2600 - total flux cleaned = -0.000524359 Jy ! Component: 2650 - total flux cleaned = -0.000455033 Jy ! Component: 2700 - total flux cleaned = -0.000376589 Jy ! Component: 2750 - total flux cleaned = -0.000366753 Jy ! Component: 2800 - total flux cleaned = -0.000308604 Jy ! Component: 2850 - total flux cleaned = -0.000270087 Jy ! Component: 2900 - total flux cleaned = -0.000222238 Jy ! Component: 2950 - total flux cleaned = -0.000174639 Jy ! Component: 3000 - total flux cleaned = -0.000165223 Jy ! Component: 3050 - total flux cleaned = -0.000174706 Jy ! Component: 3100 - total flux cleaned = -6.24509e-05 Jy ! Component: 3150 - total flux cleaned = -6.63851e-06 Jy ! Component: 3200 - total flux cleaned = -1.58988e-05 Jy ! Component: 3250 - total flux cleaned = 4.85849e-05 Jy ! Component: 3300 - total flux cleaned = 3.94429e-05 Jy ! Component: 3350 - total flux cleaned = 6.67488e-05 Jy ! Component: 3400 - total flux cleaned = 0.000139245 Jy ! Component: 3450 - total flux cleaned = 0.000175282 Jy ! Component: 3500 - total flux cleaned = 0.000246876 Jy ! Component: 3550 - total flux cleaned = 0.000264676 Jy ! Component: 3600 - total flux cleaned = 0.00029123 Jy ! Component: 3650 - total flux cleaned = 0.000352939 Jy ! Component: 3700 - total flux cleaned = 0.000344202 Jy ! Component: 3750 - total flux cleaned = 0.000387785 Jy ! Component: 3800 - total flux cleaned = 0.000387795 Jy ! Component: 3850 - total flux cleaned = 0.000405026 Jy ! Component: 3900 - total flux cleaned = 0.00044804 Jy ! Component: 3950 - total flux cleaned = 0.000456632 Jy ! Component: 4000 - total flux cleaned = 0.000473665 Jy ! Component: 4050 - total flux cleaned = 0.00051605 Jy ! Total flux subtracted in 4096 components = 0.000507672 Jy ! Clean residual min=-0.000520 max=0.000513 Jy/beam ! Clean residual mean=0.000001 rms=0.000146 Jy/beam ! Combined flux in latest and established models = 0.0632886 Jy keep ! Adding 331 model components to the UV plane model. ! The established model now contains 399 components and 0.0632886 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J2228+2503_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8155 x 1.74 at -4.966 degrees (North through East) ! Clean map min=-0.00082979 max=0.053184 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J2228+2503_X_map.fits wmodel /vlbi/uf001/uva//J2228+2503_X_map.mod ! Writing 399 model components to file: /vlbi/uf001/uva//J2228+2503_X_map.mod wobs /vlbi/uf001/uva//J2228+2503_X_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J2228+2503_X_uvs.fits wwins /vlbi/uf001/uva//J2228+2503_X_map.win ! wwins: Wrote 5 windows to /vlbi/uf001/uva//J2228+2503_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0531842 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000145982 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.823452 0.823452 1.6469 3.29381 6.58762 13.1752 26.3505 52.7009 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0004 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.053 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 364.319 quit ! Quitting program ! Log file /vlbi/uf001/uva//J2228+2503_X_dfm.log closed on Mon Jan 14 06:17:10 2019