! Started logfile: /image_prod/ug002_uva//J1746+6226_X_e_dfm.log on Thu Mar 5 03:26:19 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//J1746+6226_X_e_uva.fits ! Reading UV FITS file: /image_prod/ug002_uva//J1746+6226_X_e_uva.fits ! AN table 1: 6 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.881481 visibilities/baseline/integration-bin. ! Found source: J1746+6226 ! ! 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 2856 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 J1746+6226_X_e] 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=1.094975Jy sigma=15.791500 ! Fit after self-cal, rms=0.591459Jy sigma=8.611235 ! 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=0.6266 mas, bmaj=2.653 mas, bpa=-37.62 degrees ! Estimated noise=1.33565 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 = 0.30457 Jy ! Component: 100 - total flux cleaned = 0.381413 Jy ! Total flux subtracted in 100 components = 0.381413 Jy ! Clean residual min=-0.017243 max=0.033576 Jy/beam ! Clean residual mean=-0.000018 rms=0.004715 Jy/beam ! Combined flux in latest and established models = 0.381413 Jy ! Performing phase self-cal ! Adding 5 model components to the UV plane model. ! The established model now contains 5 components and 0.381413 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=0.092069Jy sigma=1.260615 ! Fit after self-cal, rms=0.092056Jy sigma=1.260409 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0377229 Jy ! Component: 100 - total flux cleaned = 0.0616668 Jy ! Total flux subtracted in 100 components = 0.0616668 Jy ! Clean residual min=-0.013983 max=0.014008 Jy/beam ! Clean residual mean=-0.000008 rms=0.002876 Jy/beam ! Combined flux in latest and established models = 0.44308 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 11 components and 0.44308 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=0.069117Jy sigma=0.939362 ! Fit after self-cal, rms=0.069087Jy sigma=0.939079 ! 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=0.7865 mas, bmaj=2.725 mas, bpa=-37.38 degrees ! Estimated noise=0.951917 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 = 0.0206083 Jy ! Component: 100 - total flux cleaned = 0.033618 Jy ! Component: 150 - total flux cleaned = 0.0422015 Jy ! Component: 200 - total flux cleaned = 0.0479392 Jy ! Total flux subtracted in 200 components = 0.0479392 Jy ! Clean residual min=-0.013122 max=0.009683 Jy/beam ! Clean residual mean=0.000000 rms=0.002249 Jy/beam ! Combined flux in latest and established models = 0.491019 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 21 components and 0.491019 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=0.061497Jy sigma=0.833859 ! Fit after self-cal, rms=0.061474Jy sigma=0.833604 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7865 x 2.725 at -37.38 degrees (North through East) ! Clean map min=-0.012354 max=0.39591 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 1.00 HN 0.97 KP 1.07 ! LA 0.97 MK 1.01 NL 1.01 OV 1.01 ! PT 0.91 SC 0.96 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.93 FD 0.97 HN 1.00 KP 1.09 ! LA 0.98 MK 1.02 NL 1.01 OV 1.03 ! PT 0.88 SC 0.96 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 1.01 HN 0.99 KP 1.08 ! LA 0.98 MK 0.97 NL 1.03 OV 1.00 ! PT 0.91 SC 0.96 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 0.98 HN 0.94 KP 1.07 ! LA 0.98 MK 1.01 NL 1.02 OV 1.03 ! PT 0.91 SC 0.97 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 1.02 HN 1.00 KP 1.07 ! LA 0.97 MK 1.01 NL 1.02 OV 1.02 ! PT 0.91 SC 0.96 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 1.01 HN 1.00 KP 1.07 ! LA 0.98 MK 1.04 NL 1.03 OV 1.01 ! PT 0.93 SC 0.96 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 1.02 HN 1.02 KP 1.09 ! LA 0.98 MK 1.03 NL 1.02 OV 1.04 ! PT 0.90 SC 0.99 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 1.00 HN 0.99 KP 1.07 ! LA 1.00 MK 1.04 NL 1.04 OV 1.03 ! PT 0.91 SC 1.02 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 1.02 HN 1.02 KP 1.07 ! LA 0.99 MK 1.04 NL 1.04 OV 1.03 ! PT 0.92 SC 0.96 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 1.03 HN 1.00 KP 1.09 ! LA 0.99 MK 1.06 NL 1.03 OV 1.03 ! PT 0.90 SC 0.95 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 1.00 HN 1.02 KP 1.09 ! LA 0.98 MK 1.06 NL 1.03 OV 1.05 ! PT 0.93 SC 1.01 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 1.02 HN 1.03 KP 1.06 ! LA 1.01 MK 1.09 NL 1.07 OV 1.06 ! PT 0.92 SC 1.02 ! ! ! Fit before self-cal, rms=0.061474Jy sigma=0.833604 ! Fit after self-cal, rms=0.054257Jy sigma=0.733143 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.7918 mas, bmaj=2.719 mas, bpa=-37.34 degrees ! Estimated noise=0.951931 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 = -0.00150041 Jy ! Component: 100 - total flux cleaned = -0.00135677 Jy ! Component: 150 - total flux cleaned = -0.0012513 Jy ! Component: 200 - total flux cleaned = -0.00107072 Jy ! Total flux subtracted in 200 components = -0.00107072 Jy ! Clean residual min=-0.004826 max=0.003505 Jy/beam ! Clean residual mean=-0.000001 rms=0.000907 Jy/beam ! Combined flux in latest and established models = 0.489948 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 37 components and 0.489948 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=0.054106Jy sigma=0.730364 ! Fit after self-cal, rms=0.054104Jy sigma=0.730255 ! 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=0.054104Jy sigma=0.730255 ! Fit after self-cal, rms=0.053971Jy sigma=0.729802 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.7921 mas, bmaj=2.716 mas, bpa=-37.34 degrees ! Estimated noise=0.951522 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00114166 Jy ! Component: 100 - total flux cleaned = -0.000819331 Jy ! Component: 150 - total flux cleaned = -0.000626095 Jy ! Component: 200 - total flux cleaned = -0.000524187 Jy ! Total flux subtracted in 200 components = -0.000524187 Jy ! Clean residual min=-0.004628 max=0.003491 Jy/beam ! Clean residual mean=-0.000001 rms=0.000872 Jy/beam ! Combined flux in latest and established models = 0.489424 Jy selfcal ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 42 components and 0.489424 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=0.053905Jy sigma=0.728537 ! Fit after self-cal, rms=0.053905Jy sigma=0.728519 flux_cutoff = imstat(rms) * dynam ! Inverting map repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 9.74995e-05 Jy ! Component: 100 - total flux cleaned = 0.000186068 Jy ! Component: 150 - total flux cleaned = 0.000213103 Jy ! Component: 200 - total flux cleaned = 0.000213379 Jy ! Total flux subtracted in 200 components = 0.000213379 Jy ! Clean residual min=-0.004553 max=0.003517 Jy/beam ! Clean residual mean=-0.000001 rms=0.000866 Jy/beam ! Combined flux in latest and established models = 0.489637 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 45 components and 0.489637 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=0.053881Jy sigma=0.728089 ! Fit after self-cal, rms=0.053882Jy sigma=0.728077 ! 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=0.053882Jy sigma=0.728077 ! Fit after self-cal, rms=0.053802Jy sigma=0.727719 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.7923 mas, bmaj=2.714 mas, bpa=-37.35 degrees ! Estimated noise=0.951667 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000708186 Jy ! Component: 100 - total flux cleaned = -0.000530499 Jy ! Component: 150 - total flux cleaned = -0.000417758 Jy ! Component: 200 - total flux cleaned = -0.000418497 Jy ! Total flux subtracted in 200 components = -0.000418497 Jy ! Clean residual min=-0.004396 max=0.003453 Jy/beam ! Clean residual mean=-0.000001 rms=0.000841 Jy/beam ! Combined flux in latest and established models = 0.489219 Jy selfcal ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 50 components and 0.489219 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=0.053767Jy sigma=0.727018 ! Fit after self-cal, rms=0.053768Jy sigma=0.727005 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 = 5.04618e-05 Jy ! Component: 100 - total flux cleaned = 9.58574e-05 Jy ! Component: 150 - total flux cleaned = 0.000137804 Jy ! Component: 200 - total flux cleaned = 0.000157501 Jy ! Total flux subtracted in 200 components = 0.000157501 Jy ! Clean residual min=-0.004364 max=0.003457 Jy/beam ! Clean residual mean=-0.000001 rms=0.000838 Jy/beam ! Combined flux in latest and established models = 0.489376 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 50 components and 0.489376 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=0.053754Jy sigma=0.726769 ! Fit after self-cal, rms=0.053755Jy sigma=0.726763 ! 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=0.053755Jy sigma=0.726763 ! Fit after self-cal, rms=0.053703Jy sigma=0.726510 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.013 mas, bmaj=2.964 mas, bpa=-42.68 degrees ! Estimated noise=1.2579 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000602485 Jy ! Component: 100 - total flux cleaned = -0.000472679 Jy ! Component: 150 - total flux cleaned = -0.000424174 Jy ! Component: 200 - total flux cleaned = -0.000364769 Jy ! Total flux subtracted in 200 components = -0.000364769 Jy ! Clean residual min=-0.004232 max=0.004507 Jy/beam ! Clean residual mean=-0.000002 rms=0.001183 Jy/beam ! Combined flux in latest and established models = 0.489011 Jy selfcal ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 57 components and 0.489011 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=0.053705Jy sigma=0.726251 ! Fit after self-cal, rms=0.053701Jy sigma=0.726200 flux_cutoff = imstat(rms) * dynam ! Inverting map repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -1.87654e-05 Jy ! Component: 100 - total flux cleaned = 1.09811e-05 Jy ! Component: 150 - total flux cleaned = 2.42796e-05 Jy ! Component: 200 - total flux cleaned = 3.72402e-05 Jy ! Total flux subtracted in 200 components = 3.72402e-05 Jy ! Clean residual min=-0.004096 max=0.004549 Jy/beam ! Clean residual mean=-0.000002 rms=0.001180 Jy/beam ! Combined flux in latest and established models = 0.489049 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 63 components and 0.489049 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=0.053713Jy sigma=0.726252 ! Fit after self-cal, rms=0.053713Jy sigma=0.726245 ! 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=0.7926 mas, bmaj=2.712 mas, bpa=-37.35 degrees ! Estimated noise=0.951908 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7926 x 2.712 at -37.35 degrees (North through East) ! Clean map min=-0.0038578 max=0.39628 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=0.6316 mas, bmaj=2.639 mas, bpa=-37.59 degrees ! Estimated noise=1.34422 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.306506 Jy ! Component: 100 - total flux cleaned = 0.381605 Jy ! Component: 150 - total flux cleaned = 0.416442 Jy ! Component: 200 - total flux cleaned = 0.436376 Jy ! Total flux subtracted in 200 components = 0.436376 Jy ! Clean residual min=-0.006948 max=0.010521 Jy/beam ! Clean residual mean=-0.000009 rms=0.001954 Jy/beam ! Combined flux in latest and established models = 0.436375 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 0.436375 Jy ! Inverting map and beam ! Estimated beam: bmin=0.7926 mas, bmaj=2.712 mas, bpa=-37.35 degrees ! Estimated noise=0.951908 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 = 0.0173826 Jy ! Component: 100 - total flux cleaned = 0.028401 Jy ! Component: 150 - total flux cleaned = 0.0355974 Jy ! Component: 200 - total flux cleaned = 0.0403409 Jy ! Total flux subtracted in 200 components = 0.0403409 Jy ! Clean residual min=-0.003720 max=0.003937 Jy/beam ! Clean residual mean=-0.000003 rms=0.000981 Jy/beam ! Combined flux in latest and established models = 0.476716 Jy ! Adding 17 model components to the UV plane model. ! The established model now contains 24 components and 0.476716 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=2.013 mas, bmaj=2.964 mas, bpa=-42.68 degrees ! Estimated noise=1.2579 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0055241 Jy ! Component: 100 - total flux cleaned = 0.00837704 Jy ! Component: 150 - total flux cleaned = 0.0100207 Jy ! Component: 200 - total flux cleaned = 0.0110117 Jy ! Total flux subtracted in 200 components = 0.0110117 Jy ! Clean residual min=-0.003985 max=0.004645 Jy/beam ! Clean residual mean=-0.000002 rms=0.001178 Jy/beam ! Combined flux in latest and established models = 0.487728 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 = 0.000508906 Jy ! Component: 100 - total flux cleaned = 0.000648133 Jy ! Component: 150 - total flux cleaned = 0.000790197 Jy ! Component: 200 - total flux cleaned = 0.000886661 Jy ! Total flux subtracted in 200 components = 0.000886661 Jy ! Clean residual min=-0.003983 max=0.004652 Jy/beam ! Clean residual mean=-0.000002 rms=0.001176 Jy/beam ! Combined flux in latest and established models = 0.488615 Jy ! Adding 45 model components to the UV plane model. ! The established model now contains 65 components and 0.488615 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.7926 mas, bmaj=2.712 mas, bpa=-37.35 degrees ! Estimated noise=0.951908 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000602445 Jy ! Component: 100 - total flux cleaned = 0.000556843 Jy ! Component: 150 - total flux cleaned = 0.000437952 Jy ! Component: 200 - total flux cleaned = 0.00033064 Jy ! Total flux subtracted in 200 components = 0.00033064 Jy ! Clean residual min=-0.003842 max=0.003421 Jy/beam ! Clean residual mean=-0.000001 rms=0.000834 Jy/beam ! Combined flux in latest and established models = 0.488945 Jy selfcal ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 74 components and 0.488945 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=0.053798Jy sigma=0.727132 ! Fit after self-cal, rms=0.053797Jy sigma=0.727114 wmodel J1746+6226_X_e_map.mod ! Writing 74 model components to file: J1746+6226_X_e_map.mod wobs J1746+6226_X_e_uvs.fits ! Writing UV FITS file: J1746+6226_X_e_uvs.fits wwins J1746+6226_X_e_map.win ! wwins: Wrote 1 windows to J1746+6226_X_e_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 = 0.000142334 Jy ! Component: 100 - total flux cleaned = 0.000496989 Jy ! Component: 150 - total flux cleaned = 0.000716065 Jy ! Component: 200 - total flux cleaned = 0.00107826 Jy ! Component: 250 - total flux cleaned = 0.00147118 Jy ! Component: 300 - total flux cleaned = 0.00175227 Jy ! Component: 350 - total flux cleaned = 0.00188794 Jy ! Component: 400 - total flux cleaned = 0.00206125 Jy ! Component: 450 - total flux cleaned = 0.00222865 Jy ! Component: 500 - total flux cleaned = 0.002351 Jy ! Component: 550 - total flux cleaned = 0.0023926 Jy ! Component: 600 - total flux cleaned = 0.00243356 Jy ! Component: 650 - total flux cleaned = 0.00254575 Jy ! Component: 700 - total flux cleaned = 0.00265507 Jy ! Component: 750 - total flux cleaned = 0.00269104 Jy ! Component: 800 - total flux cleaned = 0.00283051 Jy ! Component: 850 - total flux cleaned = 0.00296477 Jy ! Component: 900 - total flux cleaned = 0.00283262 Jy ! Component: 950 - total flux cleaned = 0.00289811 Jy ! Component: 1000 - total flux cleaned = 0.00283492 Jy ! Component: 1050 - total flux cleaned = 0.00289661 Jy ! Component: 1100 - total flux cleaned = 0.00292681 Jy ! Component: 1150 - total flux cleaned = 0.00301577 Jy ! Component: 1200 - total flux cleaned = 0.00310328 Jy ! Component: 1250 - total flux cleaned = 0.00318916 Jy ! Component: 1300 - total flux cleaned = 0.00333012 Jy ! Component: 1350 - total flux cleaned = 0.00335819 Jy ! Component: 1400 - total flux cleaned = 0.0035485 Jy ! Component: 1450 - total flux cleaned = 0.00368181 Jy ! Component: 1500 - total flux cleaned = 0.00383825 Jy ! Component: 1550 - total flux cleaned = 0.00391512 Jy ! Component: 1600 - total flux cleaned = 0.00406738 Jy ! Component: 1650 - total flux cleaned = 0.00411763 Jy ! Component: 1700 - total flux cleaned = 0.00426603 Jy ! Component: 1750 - total flux cleaned = 0.00438815 Jy ! Component: 1800 - total flux cleaned = 0.00453212 Jy ! Component: 1850 - total flux cleaned = 0.00457947 Jy ! Component: 1900 - total flux cleaned = 0.00464945 Jy ! Component: 1950 - total flux cleaned = 0.004741 Jy ! Component: 2000 - total flux cleaned = 0.00476401 Jy ! Component: 2050 - total flux cleaned = 0.00485369 Jy ! Component: 2100 - total flux cleaned = 0.00487611 Jy ! Component: 2150 - total flux cleaned = 0.00496347 Jy ! Component: 2200 - total flux cleaned = 0.00498478 Jy ! Component: 2250 - total flux cleaned = 0.00502699 Jy ! Component: 2300 - total flux cleaned = 0.00500593 Jy ! Component: 2350 - total flux cleaned = 0.0050266 Jy ! Component: 2400 - total flux cleaned = 0.00504682 Jy ! Component: 2450 - total flux cleaned = 0.00504681 Jy ! Component: 2500 - total flux cleaned = 0.00510711 Jy ! Component: 2550 - total flux cleaned = 0.00512725 Jy ! Component: 2600 - total flux cleaned = 0.00514682 Jy ! Component: 2650 - total flux cleaned = 0.00510803 Jy ! Component: 2700 - total flux cleaned = 0.00516577 Jy ! Component: 2750 - total flux cleaned = 0.00516568 Jy ! Component: 2800 - total flux cleaned = 0.00512788 Jy ! Component: 2850 - total flux cleaned = 0.00512778 Jy ! Component: 2900 - total flux cleaned = 0.00509085 Jy ! Component: 2950 - total flux cleaned = 0.00503602 Jy ! Component: 3000 - total flux cleaned = 0.00505412 Jy ! Component: 3050 - total flux cleaned = 0.00498199 Jy ! Component: 3100 - total flux cleaned = 0.00494627 Jy ! Component: 3150 - total flux cleaned = 0.0049464 Jy ! Component: 3200 - total flux cleaned = 0.00494645 Jy ! Component: 3250 - total flux cleaned = 0.00498121 Jy ! Component: 3300 - total flux cleaned = 0.00492964 Jy ! Component: 3350 - total flux cleaned = 0.00494676 Jy ! Component: 3400 - total flux cleaned = 0.00501447 Jy ! Component: 3450 - total flux cleaned = 0.00499742 Jy ! Component: 3500 - total flux cleaned = 0.00491388 Jy ! Component: 3550 - total flux cleaned = 0.00498011 Jy ! Component: 3600 - total flux cleaned = 0.0049635 Jy ! Component: 3650 - total flux cleaned = 0.00493077 Jy ! Component: 3700 - total flux cleaned = 0.00494698 Jy ! Component: 3750 - total flux cleaned = 0.00488255 Jy ! Component: 3800 - total flux cleaned = 0.00491478 Jy ! Component: 3850 - total flux cleaned = 0.00481948 Jy ! Component: 3900 - total flux cleaned = 0.0048671 Jy ! Component: 3950 - total flux cleaned = 0.00486701 Jy ! Component: 4000 - total flux cleaned = 0.00475793 Jy ! Component: 4050 - total flux cleaned = 0.00481984 Jy ! Total flux subtracted in 4096 components = 0.00474284 Jy ! Clean residual min=-0.000815 max=0.000925 Jy/beam ! Clean residual mean=0.000000 rms=0.000260 Jy/beam ! Combined flux in latest and established models = 0.493688 Jy keep ! Adding 269 model components to the UV plane model. ! The established model now contains 343 components and 0.493688 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /image_prod/ug002_uva//J1746+6226_X_e_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7926 x 2.712 at -37.35 degrees (North through East) ! Clean map min=-0.001814 max=0.3987 Jy/beam ! Writing clean map to FITS file: /image_prod/ug002_uva//J1746+6226_X_e_map.fits wmodel /image_prod/ug002_uva//J1746+6226_X_e_map.mod ! Writing 343 model components to file: /image_prod/ug002_uva//J1746+6226_X_e_map.mod wobs /image_prod/ug002_uva//J1746+6226_X_e_uvs.fits ! Writing UV FITS file: /image_prod/ug002_uva//J1746+6226_X_e_uvs.fits wwins /image_prod/ug002_uva//J1746+6226_X_e_map.win ! wwins: Wrote 2 windows to /image_prod/ug002_uva//J1746+6226_X_e_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.3987 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000255599 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.192324 0.192324 0.384649 0.769297 1.53859 3.07719 6.15438 12.3088 24.6175 49.235 98.4701 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0007 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.398 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 1559.86 quit ! Quitting program ! Log file /image_prod/ug002_uva//J1746+6226_X_e_dfm.log closed on Thu Mar 5 03:26:22 2020