! Started logfile: /image_prod/ug002_uva//J1549+0237_X_dfm.log on Thu Mar 5 02:26:32 2020 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 /image_prod/ug002_uva//J1549+0237_X_uva.fits ! Reading UV FITS file: /image_prod/ug002_uva//J1549+0237_X_uva.fits ! AN table 1: 6 integrations on 21 of 21 possible baselines. ! Apparent sampling: 0.888889 visibilities/baseline/integration-bin. ! Found source: J1549+0237 ! ! 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 1344 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 J1549+0237_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 4 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 4 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 4 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 4 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 4 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 4 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 4 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 4 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 4 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 4 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 4 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 4 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=2.629210Jy sigma=14.928100 ! Fit after self-cal, rms=1.544545Jy sigma=9.008001 ! 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=0.566 mas, bmaj=1.645 mas, bpa=2.368 degrees ! Estimated noise=4.97384 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 = 1.77329 Jy ! Component: 100 - total flux cleaned = 2.11373 Jy ! Total flux subtracted in 100 components = 2.11373 Jy ! Clean residual min=-0.189070 max=0.351567 Jy/beam ! Clean residual mean=0.000131 rms=0.054585 Jy/beam ! Combined flux in latest and established models = 2.11373 Jy ! Performing phase self-cal ! Adding 3 model components to the UV plane model. ! The established model now contains 3 components and 2.11373 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=0.864490Jy sigma=6.888108 ! Fit after self-cal, rms=0.864095Jy sigma=6.885399 ! Inverting map ! Added new window around map position (-4.4, -7.8). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.279654 Jy ! Component: 100 - total flux cleaned = 0.294069 Jy ! Total flux subtracted in 100 components = 0.294069 Jy ! Clean residual min=-0.182601 max=0.258963 Jy/beam ! Clean residual mean=0.000093 rms=0.039411 Jy/beam ! Combined flux in latest and established models = 2.4078 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 10 components and 2.4078 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=0.803646Jy sigma=6.285534 ! Fit after self-cal, rms=0.789193Jy sigma=6.243707 ! 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=0.6988 mas, bmaj=1.87 mas, bpa=4.263 degrees ! Estimated noise=3.52944 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 = 0.0220345 Jy ! Component: 100 - total flux cleaned = -0.00458406 Jy ! Component: 150 - total flux cleaned = -0.0173228 Jy ! Component: 200 - total flux cleaned = -0.0284514 Jy ! Total flux subtracted in 200 components = -0.0284514 Jy ! Clean residual min=-0.187327 max=0.212372 Jy/beam ! Clean residual mean=0.000123 rms=0.054010 Jy/beam ! Combined flux in latest and established models = 2.37935 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 17 components and 2.37935 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=0.780210Jy sigma=6.063776 ! Fit after self-cal, rms=0.777687Jy sigma=6.054912 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.6988 x 1.87 at 4.263 degrees (North through East) ! Clean map min=-0.18317 max=2.1106 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 0.95 KP 1.02 LA 1.50 ! MK 1.01 OV 0.85 SC 0.98 ! ! ! Correcting IF 2. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 0.94 KP 1.11 LA 1.36 ! MK 1.03 OV 0.87 SC 0.99 ! ! ! Correcting IF 3. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 0.96 KP 1.10 LA 1.24 ! MK 1.02 OV 0.88 SC 0.99 ! ! ! Correcting IF 4. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 0.99 KP 1.12 LA 1.35 ! MK 1.05 OV 0.85 SC 0.97 ! ! ! Correcting IF 5. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 0.97 KP 1.06 LA 1.39 ! MK 1.03 OV 0.87 SC 0.99 ! ! ! Correcting IF 6. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 0.95 KP 1.05 LA 1.29 ! MK 1.04 OV 0.87 SC 1.01 ! ! ! Correcting IF 7. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 0.94 KP 1.08 LA 1.40 ! MK 1.07 OV 0.90 SC 0.97 ! ! ! Correcting IF 8. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 0.95 KP 1.04 LA 1.43 ! MK 1.02 OV 0.88 SC 0.98 ! ! ! Correcting IF 9. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 0.93 KP 1.04 LA 1.35 ! MK 1.01 OV 0.89 SC 0.99 ! ! ! Correcting IF 10. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 0.97 KP 1.12 LA 1.27 ! MK 1.05 OV 0.88 SC 0.93 ! ! ! Correcting IF 11. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 0.95 KP 1.04 LA 1.27 ! MK 1.04 OV 0.87 SC 0.97 ! ! ! Correcting IF 12. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 0.92 KP 1.04 LA 1.20 ! MK 1.03 OV 0.89 SC 0.99 ! ! ! Fit before self-cal, rms=0.777687Jy sigma=6.054912 ! Fit after self-cal, rms=0.972316Jy sigma=5.283451 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.6867 mas, bmaj=1.838 mas, bpa=4.463 degrees ! Estimated noise=3.80114 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 = -0.0553207 Jy ! Component: 100 - total flux cleaned = -0.0586061 Jy ! Component: 150 - total flux cleaned = -0.0625737 Jy ! Component: 200 - total flux cleaned = -0.0533232 Jy ! Total flux subtracted in 200 components = -0.0533232 Jy ! Clean residual min=-0.067784 max=0.063588 Jy/beam ! Clean residual mean=0.000018 rms=0.019311 Jy/beam ! Combined flux in latest and established models = 2.32602 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 25 components and 2.32602 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=0.924876Jy sigma=5.280724 ! Fit after self-cal, rms=0.919831Jy sigma=5.264482 ! 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=0.919831Jy sigma=5.264482 ! Fit after self-cal, rms=1.082970Jy sigma=5.208795 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.6785 mas, bmaj=1.823 mas, bpa=4.632 degrees ! Estimated noise=3.9426 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.0182263 Jy ! Component: 100 - total flux cleaned = -0.0156566 Jy ! Component: 150 - total flux cleaned = -0.000905037 Jy ! Component: 200 - total flux cleaned = 0.00885759 Jy ! Total flux subtracted in 200 components = 0.00885759 Jy ! Clean residual min=-0.057481 max=0.061216 Jy/beam ! Clean residual mean=0.000018 rms=0.014490 Jy/beam ! Combined flux in latest and established models = 2.33488 Jy selfcal ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 28 components and 2.33488 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=1.048945Jy sigma=5.227833 ! Fit after self-cal, rms=1.045885Jy sigma=5.215919 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 = -0.019478 Jy ! Component: 100 - total flux cleaned = -0.0115135 Jy ! Component: 150 - total flux cleaned = -0.00224512 Jy ! Component: 200 - total flux cleaned = 0.0058829 Jy ! Total flux subtracted in 200 components = 0.0058829 Jy ! Clean residual min=-0.041834 max=0.038983 Jy/beam ! Clean residual mean=0.000022 rms=0.009705 Jy/beam ! Combined flux in latest and established models = 2.34076 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 31 components and 2.34077 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=1.038394Jy sigma=5.232054 ! Fit after self-cal, rms=1.037939Jy sigma=5.230306 ! 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=1.037939Jy sigma=5.230306 ! Fit after self-cal, rms=1.221919Jy sigma=5.174019 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.6693 mas, bmaj=1.808 mas, bpa=4.788 degrees ! Estimated noise=4.08797 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00665123 Jy ! Component: 100 - total flux cleaned = 0.0169434 Jy ! Component: 150 - total flux cleaned = 0.0318429 Jy ! Component: 200 - total flux cleaned = 0.0480204 Jy ! Total flux subtracted in 200 components = 0.0480204 Jy ! Clean residual min=-0.080034 max=0.054827 Jy/beam ! Clean residual mean=0.000018 rms=0.013380 Jy/beam ! Combined flux in latest and established models = 2.38879 Jy selfcal ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 40 components and 2.38879 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=1.193632Jy sigma=5.203518 ! Fit after self-cal, rms=1.192788Jy sigma=5.197243 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 = -0.0106623 Jy ! Component: 100 - total flux cleaned = 0.000585199 Jy ! Component: 150 - total flux cleaned = 0.0112389 Jy ! Component: 200 - total flux cleaned = 0.0216444 Jy ! Total flux subtracted in 200 components = 0.0216444 Jy ! Clean residual min=-0.054252 max=0.042314 Jy/beam ! Clean residual mean=0.000022 rms=0.010812 Jy/beam ! Combined flux in latest and established models = 2.41043 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 40 components and 2.41043 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=1.186806Jy sigma=5.209505 ! Fit after self-cal, rms=1.186846Jy sigma=5.208386 ! 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=1.186846Jy sigma=5.208386 ! Fit after self-cal, rms=1.356512Jy sigma=5.168355 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.067 mas, bmaj=3.967 mas, bpa=31.43 degrees ! Estimated noise=6.87482 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0871306 Jy ! Component: 100 - total flux cleaned = 0.106429 Jy ! Component: 150 - total flux cleaned = 0.117586 Jy ! Component: 200 - total flux cleaned = 0.127667 Jy ! Total flux subtracted in 200 components = 0.127667 Jy ! Clean residual min=-0.117004 max=0.076768 Jy/beam ! Clean residual mean=0.000033 rms=0.030591 Jy/beam ! Combined flux in latest and established models = 2.5381 Jy selfcal ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 52 components and 2.5381 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=1.330813Jy sigma=5.234142 ! Fit after self-cal, rms=1.330884Jy sigma=5.232149 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 = 0.0104914 Jy ! Component: 100 - total flux cleaned = 0.0152017 Jy ! Component: 150 - total flux cleaned = 0.0173267 Jy ! Component: 200 - total flux cleaned = 0.0190549 Jy ! Total flux subtracted in 200 components = 0.0190549 Jy ! Clean residual min=-0.103575 max=0.082866 Jy/beam ! Clean residual mean=0.000038 rms=0.029987 Jy/beam ! Combined flux in latest and established models = 2.55715 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 59 components and 2.55715 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=1.328879Jy sigma=5.234886 ! Fit after self-cal, rms=1.328987Jy sigma=5.234263 ! 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=0.6605 mas, bmaj=1.793 mas, bpa=4.946 degrees ! Estimated noise=4.22895 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.6605 x 1.793 at 4.946 degrees (North through East) ! Clean map min=-0.15862 max=2.6211 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 ! Performing amp+phase self-cal ! ! 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=1.328987Jy sigma=5.234263 ! Fit after self-cal, rms=2.647648Jy sigma=0.555961 ! Inverting map and beam ! Estimated beam: bmin=0.6665 mas, bmaj=1.801 mas, bpa=4.98 degrees ! Estimated noise=4.27912 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0429532 Jy ! Component: 100 - total flux cleaned = 0.0441384 Jy ! Component: 150 - total flux cleaned = 0.046049 Jy ! Component: 200 - total flux cleaned = 0.0475253 Jy ! Total flux subtracted in 200 components = 0.0475253 Jy ! Clean residual min=-0.023909 max=0.033548 Jy/beam ! Clean residual mean=0.000002 rms=0.007423 Jy/beam ! Combined flux in latest and established models = 2.60468 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 63 components and 2.60468 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=2.646867Jy sigma=0.434716 ! Fit after self-cal, rms=2.646785Jy sigma=0.424509 ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00523641 Jy ! Component: 100 - total flux cleaned = 0.00408696 Jy ! Component: 150 - total flux cleaned = 0.00378489 Jy ! Component: 200 - total flux cleaned = 0.00299514 Jy ! Total flux subtracted in 200 components = 0.00299514 Jy ! Clean residual min=-0.026435 max=0.026962 Jy/beam ! Clean residual mean=0.000000 rms=0.006963 Jy/beam ! Combined flux in latest and established models = 2.60767 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 68 components and 2.60767 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=2.646592Jy sigma=0.410207 ! Fit after self-cal, rms=2.646745Jy sigma=0.408793 ! Inverting map ! Performing amp+phase self-cal ! ! 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=2.646745Jy sigma=0.408793 ! Fit after self-cal, rms=2.690385Jy sigma=0.373647 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=0.5513 mas, bmaj=1.617 mas, bpa=3.448 degrees ! Estimated noise=5.33275 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 2.03119 Jy ! Component: 100 - total flux cleaned = 2.47447 Jy ! Component: 150 - total flux cleaned = 2.59129 Jy ! Component: 200 - total flux cleaned = 2.62053 Jy ! Total flux subtracted in 200 components = 2.62053 Jy ! Clean residual min=-0.034759 max=0.037307 Jy/beam ! Clean residual mean=-0.000000 rms=0.007366 Jy/beam ! Combined flux in latest and established models = 2.62053 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 2.62053 Jy ! Inverting map and beam ! Estimated beam: bmin=0.6661 mas, bmaj=1.803 mas, bpa=4.969 degrees ! Estimated noise=4.28129 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 (-1.6, -16.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0211445 Jy ! Component: 100 - total flux cleaned = 0.0287645 Jy ! Component: 150 - total flux cleaned = 0.0269299 Jy ! Component: 200 - total flux cleaned = 0.0275831 Jy ! Total flux subtracted in 200 components = 0.0275831 Jy ! Clean residual min=-0.021416 max=0.025990 Jy/beam ! Clean residual mean=0.000004 rms=0.006187 Jy/beam ! Combined flux in latest and established models = 2.64811 Jy ! Adding 23 model components to the UV plane model. ! The established model now contains 29 components and 2.64811 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=2.075 mas, bmaj=4.014 mas, bpa=31.34 degrees ! Estimated noise=6.86018 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0146569 Jy ! Component: 100 - total flux cleaned = 0.0116963 Jy ! Component: 150 - total flux cleaned = 0.0125086 Jy ! Component: 200 - total flux cleaned = 0.0138063 Jy ! Total flux subtracted in 200 components = 0.0138063 Jy ! Clean residual min=-0.035390 max=0.030622 Jy/beam ! Clean residual mean=0.000013 rms=0.011938 Jy/beam ! Combined flux in latest and established models = 2.66192 Jy flux_cutoff = imstat(rms) * dynam repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam keep new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000564106 Jy ! Component: 100 - total flux cleaned = -0.00127404 Jy ! Component: 150 - total flux cleaned = -0.0014792 Jy ! Component: 200 - total flux cleaned = -0.00167528 Jy ! Total flux subtracted in 200 components = -0.00167528 Jy ! Clean residual min=-0.035074 max=0.028242 Jy/beam ! Clean residual mean=0.000011 rms=0.011681 Jy/beam ! Combined flux in latest and established models = 2.66024 Jy ! Adding 18 model components to the UV plane model. ! The established model now contains 45 components and 2.66024 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.6661 mas, bmaj=1.803 mas, bpa=4.969 degrees ! Estimated noise=4.28129 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0020311 Jy ! Component: 100 - total flux cleaned = 0.00048057 Jy ! Component: 150 - total flux cleaned = 0.000987147 Jy ! Component: 200 - total flux cleaned = 0.00144421 Jy ! Total flux subtracted in 200 components = 0.00144421 Jy ! Clean residual min=-0.018444 max=0.021333 Jy/beam ! Clean residual mean=0.000004 rms=0.005147 Jy/beam ! Combined flux in latest and established models = 2.66169 Jy selfcal ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 63 components and 2.66168 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=2.691141Jy sigma=0.353316 ! Fit after self-cal, rms=2.692392Jy sigma=0.343683 wmodel J1549+0237_X_map.mod ! Writing 63 model components to file: J1549+0237_X_map.mod wobs J1549+0237_X_uvs.fits ! Writing UV FITS file: J1549+0237_X_uvs.fits wwins J1549+0237_X_map.win ! wwins: Wrote 3 windows to J1549+0237_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 = -0.0031616 Jy ! Component: 100 - total flux cleaned = -0.00465674 Jy ! Component: 150 - total flux cleaned = -0.0056873 Jy ! Component: 200 - total flux cleaned = -0.00544655 Jy ! Component: 250 - total flux cleaned = -0.0060719 Jy ! Component: 300 - total flux cleaned = -0.00587767 Jy ! Component: 350 - total flux cleaned = -0.00569623 Jy ! Component: 400 - total flux cleaned = -0.00552035 Jy ! Component: 450 - total flux cleaned = -0.00536575 Jy ! Component: 500 - total flux cleaned = -0.00551837 Jy ! Component: 550 - total flux cleaned = -0.00510516 Jy ! Component: 600 - total flux cleaned = -0.00472311 Jy ! Component: 650 - total flux cleaned = -0.00497569 Jy ! Component: 700 - total flux cleaned = -0.0050945 Jy ! Component: 750 - total flux cleaned = -0.00487007 Jy ! Component: 800 - total flux cleaned = -0.00508475 Jy ! Component: 850 - total flux cleaned = -0.00497975 Jy ! Component: 900 - total flux cleaned = -0.00497905 Jy ! Component: 950 - total flux cleaned = -0.00497949 Jy ! Component: 1000 - total flux cleaned = -0.00498421 Jy ! Component: 1050 - total flux cleaned = -0.00515738 Jy ! Component: 1100 - total flux cleaned = -0.00540477 Jy ! Component: 1150 - total flux cleaned = -0.00556249 Jy ! Component: 1200 - total flux cleaned = -0.00556021 Jy ! Component: 1250 - total flux cleaned = -0.00563243 Jy ! Component: 1300 - total flux cleaned = -0.00555865 Jy ! Component: 1350 - total flux cleaned = -0.00555795 Jy ! Component: 1400 - total flux cleaned = -0.0056247 Jy ! Component: 1450 - total flux cleaned = -0.00555719 Jy ! Component: 1500 - total flux cleaned = -0.00561924 Jy ! Component: 1550 - total flux cleaned = -0.00562043 Jy ! Component: 1600 - total flux cleaned = -0.00579937 Jy ! Component: 1650 - total flux cleaned = -0.00580086 Jy ! Component: 1700 - total flux cleaned = -0.00585751 Jy ! Component: 1750 - total flux cleaned = -0.00585819 Jy ! Component: 1800 - total flux cleaned = -0.0057522 Jy ! Component: 1850 - total flux cleaned = -0.00570242 Jy ! Component: 1900 - total flux cleaned = -0.00570246 Jy ! Component: 1950 - total flux cleaned = -0.00565338 Jy ! Component: 2000 - total flux cleaned = -0.00584822 Jy ! Component: 2050 - total flux cleaned = -0.00613193 Jy ! Component: 2100 - total flux cleaned = -0.0064107 Jy ! Component: 2150 - total flux cleaned = -0.00668319 Jy ! Component: 2200 - total flux cleaned = -0.00699617 Jy ! Component: 2250 - total flux cleaned = -0.00712798 Jy ! Component: 2300 - total flux cleaned = -0.00747327 Jy ! Component: 2350 - total flux cleaned = -0.0076845 Jy ! Component: 2400 - total flux cleaned = -0.00793453 Jy ! Component: 2450 - total flux cleaned = -0.00809924 Jy ! Component: 2500 - total flux cleaned = -0.00834269 Jy ! Component: 2550 - total flux cleaned = -0.00858201 Jy ! Component: 2600 - total flux cleaned = -0.00885757 Jy ! Component: 2650 - total flux cleaned = -0.00924559 Jy ! Component: 2700 - total flux cleaned = -0.00936036 Jy ! Component: 2750 - total flux cleaned = -0.00958758 Jy ! Component: 2800 - total flux cleaned = -0.00988673 Jy ! Component: 2850 - total flux cleaned = -0.0100345 Jy ! Component: 2900 - total flux cleaned = -0.0102903 Jy ! Component: 2950 - total flux cleaned = -0.0104347 Jy ! Component: 3000 - total flux cleaned = -0.0106134 Jy ! Component: 3050 - total flux cleaned = -0.010861 Jy ! Component: 3100 - total flux cleaned = -0.0110008 Jy ! Component: 3150 - total flux cleaned = -0.0112782 Jy ! Component: 3200 - total flux cleaned = -0.0115185 Jy ! Component: 3250 - total flux cleaned = -0.0116544 Jy ! Component: 3300 - total flux cleaned = -0.0117556 Jy ! Component: 3350 - total flux cleaned = -0.0119567 Jy ! Component: 3400 - total flux cleaned = -0.0121227 Jy ! Component: 3450 - total flux cleaned = -0.012255 Jy ! Component: 3500 - total flux cleaned = -0.012452 Jy ! Component: 3550 - total flux cleaned = -0.0126473 Jy ! Component: 3600 - total flux cleaned = -0.0128415 Jy ! Component: 3650 - total flux cleaned = -0.0130344 Jy ! Component: 3700 - total flux cleaned = -0.0133227 Jy ! Component: 3750 - total flux cleaned = -0.013514 Jy ! Component: 3800 - total flux cleaned = -0.013768 Jy ! Component: 3850 - total flux cleaned = -0.0139579 Jy ! Component: 3900 - total flux cleaned = -0.0142102 Jy ! Component: 3950 - total flux cleaned = -0.0143674 Jy ! Component: 4000 - total flux cleaned = -0.0145872 Jy ! Component: 4050 - total flux cleaned = -0.0148685 Jy ! Total flux subtracted in 4096 components = -0.0151181 Jy ! Clean residual min=-0.001864 max=0.001847 Jy/beam ! Clean residual mean=-0.000001 rms=0.000511 Jy/beam ! Combined flux in latest and established models = 2.64657 Jy keep ! Adding 312 model components to the UV plane model. ! The established model now contains 375 components and 2.64657 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /image_prod/ug002_uva//J1549+0237_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.6661 x 1.803 at 4.969 degrees (North through East) ! Clean map min=-0.047974 max=2.5993 Jy/beam ! Writing clean map to FITS file: /image_prod/ug002_uva//J1549+0237_X_map.fits wmodel /image_prod/ug002_uva//J1549+0237_X_map.mod ! Writing 375 model components to file: /image_prod/ug002_uva//J1549+0237_X_map.mod wobs /image_prod/ug002_uva//J1549+0237_X_uvs.fits ! Writing UV FITS file: /image_prod/ug002_uva//J1549+0237_X_uvs.fits wwins /image_prod/ug002_uva//J1549+0237_X_map.win ! wwins: Wrote 4 windows to /image_prod/ug002_uva//J1549+0237_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 2.59932 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000490463 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.0566067 0.0566067 0.113213 0.226427 0.452854 0.905707 1.81141 3.62283 7.24566 14.4913 28.9826 57.9653 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0014 print "peak= ", int(1000*peak_flux)/1000 ! peak= 2.599 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 5299.73 quit ! Quitting program ! Log file /image_prod/ug002_uva//J1549+0237_X_dfm.log closed on Thu Mar 5 02:26:35 2020