! Started logfile: /image_prod/ug002_uva//J1308+4957_X_dfm.log on Thu Mar 5 01:03:25 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//J1308+4957_X_uva.fits ! Reading UV FITS file: /image_prod/ug002_uva//J1308+4957_X_uva.fits ! AN table 1: 40 integrations on 36 of 36 possible baselines. ! Apparent sampling: 0.76875 visibilities/baseline/integration-bin. ! Found source: J1308+4957 ! ! 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 13284 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 J1308+4957_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 46 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 46 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 46 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 46 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 46 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 46 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 46 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 46 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 46 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 46 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 46 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 46 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.010748Jy sigma=9.012585 ! Fit after self-cal, rms=0.857337Jy sigma=7.621716 ! 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=0.6545 mas, bmaj=1.723 mas, bpa=-1.125 degrees ! Estimated noise=1.46127 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 = 0.106335 Jy ! Component: 100 - total flux cleaned = 0.132726 Jy ! Total flux subtracted in 100 components = 0.132726 Jy ! Clean residual min=-0.006812 max=0.010651 Jy/beam ! Clean residual mean=0.000007 rms=0.001603 Jy/beam ! Combined flux in latest and established models = 0.132726 Jy ! Performing phase self-cal ! Adding 5 model components to the UV plane model. ! The established model now contains 5 components and 0.132726 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=0.062234Jy sigma=0.519229 ! Fit after self-cal, rms=0.062210Jy sigma=0.519048 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0117306 Jy ! Component: 100 - total flux cleaned = 0.0181022 Jy ! Total flux subtracted in 100 components = 0.0181022 Jy ! Clean residual min=-0.006328 max=0.006364 Jy/beam ! Clean residual mean=0.000004 rms=0.001271 Jy/beam ! Combined flux in latest and established models = 0.150828 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 13 components and 0.150828 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=0.059341Jy sigma=0.489412 ! Fit after self-cal, rms=0.059324Jy sigma=0.489200 ! 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=0.9138 mas, bmaj=1.863 mas, bpa=-1.54 degrees ! Estimated noise=0.703922 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 = 0.00552692 Jy ! Component: 100 - total flux cleaned = 0.00842527 Jy ! Component: 150 - total flux cleaned = 0.0100821 Jy ! Component: 200 - total flux cleaned = 0.0110533 Jy ! Total flux subtracted in 200 components = 0.0110533 Jy ! Clean residual min=-0.006161 max=0.005053 Jy/beam ! Clean residual mean=0.000005 rms=0.001174 Jy/beam ! Combined flux in latest and established models = 0.161881 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 20 components and 0.161881 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=0.058817Jy sigma=0.484624 ! Fit after self-cal, rms=0.058817Jy sigma=0.484585 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9138 x 1.863 at -1.54 degrees (North through East) ! Clean map min=-0.005828 max=0.14419 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 1.10 HN 0.93 KP 1.06 ! LA 1.07 MK 1.04 OV 0.91 PT 0.84 ! SC 1.06 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 1.07 HN 0.92 KP 1.06 ! LA 1.08 MK 1.04 OV 0.93 PT 0.85 ! SC 1.00 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 1.05 HN 0.95 KP 1.05 ! LA 1.05 MK 1.06 OV 0.92 PT 0.84 ! SC 1.04 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 1.04 HN 0.91 KP 1.04 ! LA 1.05 MK 1.03 OV 0.93 PT 0.83 ! SC 1.09 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 1.06 HN 0.97 KP 1.04 ! LA 1.04 MK 1.05 OV 0.93 PT 0.83 ! SC 1.04 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 1.08 HN 0.98 KP 1.06 ! LA 1.03 MK 1.06 OV 0.91 PT 0.83 ! SC 1.11 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 1.08 HN 0.93 KP 1.05 ! LA 1.05 MK 1.10 OV 0.93 PT 0.83 ! SC 1.08 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 1.06 HN 0.91 KP 1.06 ! LA 1.04 MK 1.07 OV 0.90 PT 0.86 ! SC 1.01 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 1.05 HN 0.96 KP 1.03 ! LA 1.05 MK 1.01 OV 0.91 PT 0.83 ! SC 1.04 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 1.09 HN 0.96 KP 1.05 ! LA 1.05 MK 1.10 OV 0.91 PT 0.79 ! SC 1.10 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 1.07 HN 0.92 KP 1.07 ! LA 1.05 MK 1.07 OV 0.93 PT 0.83 ! SC 1.04 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 1.13 HN 0.92 KP 1.05 ! LA 1.02 MK 1.15 OV 0.89 PT 0.81 ! SC 1.08 ! ! ! Fit before self-cal, rms=0.058817Jy sigma=0.484585 ! Fit after self-cal, rms=0.056835Jy sigma=0.465990 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.927 mas, bmaj=1.853 mas, bpa=-2.114 degrees ! Estimated noise=0.701456 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 = -0.00115672 Jy ! Component: 100 - total flux cleaned = -0.00119986 Jy ! Component: 150 - total flux cleaned = -0.00123538 Jy ! Component: 200 - total flux cleaned = -0.00123501 Jy ! Total flux subtracted in 200 components = -0.00123501 Jy ! Clean residual min=-0.001778 max=0.001830 Jy/beam ! Clean residual mean=0.000000 rms=0.000416 Jy/beam ! Combined flux in latest and established models = 0.160646 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 25 components and 0.160646 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=0.056757Jy sigma=0.465518 ! Fit after self-cal, rms=0.056788Jy sigma=0.465352 ! 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=0.056788Jy sigma=0.465352 ! Fit after self-cal, rms=0.057129Jy sigma=0.463557 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9237 mas, bmaj=1.854 mas, bpa=-1.745 degrees ! Estimated noise=0.699381 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00038402 Jy ! Component: 100 - total flux cleaned = -0.000410108 Jy ! Component: 150 - total flux cleaned = -0.000424163 Jy ! Component: 200 - total flux cleaned = -0.000436494 Jy ! Total flux subtracted in 200 components = -0.000436494 Jy ! Clean residual min=-0.001590 max=0.001949 Jy/beam ! Clean residual mean=0.000001 rms=0.000341 Jy/beam ! Combined flux in latest and established models = 0.16021 Jy selfcal ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 30 components and 0.16021 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=0.057125Jy sigma=0.463532 ! Fit after self-cal, rms=0.057143Jy sigma=0.463517 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 (-2.8, -1.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00161088 Jy ! Component: 100 - total flux cleaned = 0.00226148 Jy ! Component: 150 - total flux cleaned = 0.00248214 Jy ! Component: 200 - total flux cleaned = 0.00256993 Jy ! Total flux subtracted in 200 components = 0.00256993 Jy ! Clean residual min=-0.001405 max=0.001196 Jy/beam ! Clean residual mean=0.000001 rms=0.000302 Jy/beam ! Combined flux in latest and established models = 0.16278 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 48 components and 0.16278 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=0.057099Jy sigma=0.463097 ! Fit after self-cal, rms=0.057094Jy sigma=0.463047 ! 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=0.057094Jy sigma=0.463047 ! Fit after self-cal, rms=0.057020Jy sigma=0.463020 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9227 mas, bmaj=1.854 mas, bpa=-1.705 degrees ! Estimated noise=0.698079 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000489773 Jy ! Component: 100 - total flux cleaned = 0.000536075 Jy ! Component: 150 - total flux cleaned = 0.000548485 Jy ! Component: 200 - total flux cleaned = 0.000558987 Jy ! Total flux subtracted in 200 components = 0.000558987 Jy ! Clean residual min=-0.001333 max=0.001165 Jy/beam ! Clean residual mean=0.000000 rms=0.000291 Jy/beam ! Combined flux in latest and established models = 0.163339 Jy selfcal ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 61 components and 0.163339 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=0.057012Jy sigma=0.462955 ! Fit after self-cal, rms=0.057011Jy sigma=0.462946 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 = 0.000175439 Jy ! Component: 100 - total flux cleaned = 0.000175466 Jy ! Component: 150 - total flux cleaned = 0.000145623 Jy ! Component: 200 - total flux cleaned = 0.000127045 Jy ! Total flux subtracted in 200 components = 0.000127045 Jy ! Clean residual min=-0.001345 max=0.001162 Jy/beam ! Clean residual mean=0.000000 rms=0.000288 Jy/beam ! Combined flux in latest and established models = 0.163466 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 67 components and 0.163466 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=0.057008Jy sigma=0.462916 ! Fit after self-cal, rms=0.057007Jy sigma=0.462912 ! 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=0.057007Jy sigma=0.462912 ! Fit after self-cal, rms=0.056995Jy sigma=0.462906 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.408 mas, bmaj=2.572 mas, bpa=25.58 degrees ! Estimated noise=0.867835 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 9.5268e-05 Jy ! Component: 100 - total flux cleaned = 4.34242e-05 Jy ! Component: 150 - total flux cleaned = 2.66629e-05 Jy ! Component: 200 - total flux cleaned = 1.31798e-05 Jy ! Total flux subtracted in 200 components = 1.31798e-05 Jy ! Clean residual min=-0.001167 max=0.001223 Jy/beam ! Clean residual mean=0.000001 rms=0.000298 Jy/beam ! Combined flux in latest and established models = 0.163479 Jy selfcal ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 79 components and 0.163479 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=0.056993Jy sigma=0.462899 ! Fit after self-cal, rms=0.056993Jy sigma=0.462894 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 = 9.97037e-05 Jy ! Component: 100 - total flux cleaned = 6.1653e-05 Jy ! Component: 150 - total flux cleaned = 1.69776e-05 Jy ! Component: 200 - total flux cleaned = -1.68972e-05 Jy ! Total flux subtracted in 200 components = -1.68972e-05 Jy ! Clean residual min=-0.001158 max=0.001214 Jy/beam ! Clean residual mean=0.000001 rms=0.000296 Jy/beam ! Combined flux in latest and established models = 0.163462 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 82 components and 0.163462 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=0.056992Jy sigma=0.462892 ! Fit after self-cal, rms=0.056991Jy sigma=0.462887 ! 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=0.9228 mas, bmaj=1.854 mas, bpa=-1.7 degrees ! Estimated noise=0.698034 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9228 x 1.854 at -1.7 degrees (North through East) ! Clean map min=-0.0012004 max=0.14279 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=0.6619 mas, bmaj=1.71 mas, bpa=-1.311 degrees ! Estimated noise=1.46507 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.106446 Jy ! Component: 100 - total flux cleaned = 0.132609 Jy ! Component: 150 - total flux cleaned = 0.143943 Jy ! Component: 200 - total flux cleaned = 0.150039 Jy ! Total flux subtracted in 200 components = 0.150039 Jy ! Clean residual min=-0.003231 max=0.003525 Jy/beam ! Clean residual mean=0.000002 rms=0.000784 Jy/beam ! Combined flux in latest and established models = 0.150039 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 12 model components to the UV plane model. ! The established model now contains 12 components and 0.150039 Jy ! Inverting map and beam ! Estimated beam: bmin=0.9228 mas, bmaj=1.854 mas, bpa=-1.7 degrees ! Estimated noise=0.698034 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 = 0.00481916 Jy ! Component: 100 - total flux cleaned = 0.00757603 Jy ! Component: 150 - total flux cleaned = 0.00940747 Jy ! Component: 200 - total flux cleaned = 0.0106583 Jy ! Total flux subtracted in 200 components = 0.0106583 Jy ! Clean residual min=-0.001569 max=0.001648 Jy/beam ! Clean residual mean=0.000001 rms=0.000319 Jy/beam ! Combined flux in latest and established models = 0.160697 Jy ! Adding 27 model components to the UV plane model. ! The established model now contains 34 components and 0.160697 Jy ! Inverting map ! Added new window around map position (-32.6, 39.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00107497 Jy ! Component: 100 - total flux cleaned = 0.00154205 Jy ! Component: 150 - total flux cleaned = 0.00187726 Jy ! Component: 200 - total flux cleaned = 0.00205754 Jy ! Total flux subtracted in 200 components = 0.00205754 Jy ! Clean residual min=-0.001335 max=0.001159 Jy/beam ! Clean residual mean=0.000000 rms=0.000286 Jy/beam ! Combined flux in latest and established models = 0.162754 Jy ! Adding 23 model components to the UV plane model. ! The established model now contains 53 components and 0.162754 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=2.408 mas, bmaj=2.572 mas, bpa=25.58 degrees ! Estimated noise=0.867835 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000455727 Jy ! Component: 100 - total flux cleaned = 0.000487161 Jy ! Component: 150 - total flux cleaned = 0.000475218 Jy ! Component: 200 - total flux cleaned = 0.000505352 Jy ! Total flux subtracted in 200 components = 0.000505352 Jy ! Clean residual min=-0.001143 max=0.001073 Jy/beam ! Clean residual mean=0.000001 rms=0.000287 Jy/beam ! Combined flux in latest and established models = 0.16326 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 = 1.81066e-05 Jy ! Component: 100 - total flux cleaned = 3.50737e-05 Jy ! Component: 150 - total flux cleaned = 5.08558e-05 Jy ! Component: 200 - total flux cleaned = 7.33513e-05 Jy ! Total flux subtracted in 200 components = 7.33513e-05 Jy ! Clean residual min=-0.001131 max=0.001067 Jy/beam ! Clean residual mean=0.000001 rms=0.000283 Jy/beam ! Combined flux in latest and established models = 0.163333 Jy ! Adding 32 model components to the UV plane model. ! The established model now contains 73 components and 0.163333 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.9228 mas, bmaj=1.854 mas, bpa=-1.7 degrees ! Estimated noise=0.698034 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000318507 Jy ! Component: 100 - total flux cleaned = -0.00031912 Jy ! Component: 150 - total flux cleaned = -0.000333621 Jy ! Component: 200 - total flux cleaned = -0.000332813 Jy ! Total flux subtracted in 200 components = -0.000332813 Jy ! Clean residual min=-0.001313 max=0.001113 Jy/beam ! Clean residual mean=0.000000 rms=0.000276 Jy/beam ! Combined flux in latest and established models = 0.163 Jy selfcal ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 89 components and 0.163 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=0.056975Jy sigma=0.462736 ! Fit after self-cal, rms=0.056966Jy sigma=0.462693 wmodel J1308+4957_X_map.mod ! Writing 89 model components to file: J1308+4957_X_map.mod wobs J1308+4957_X_uvs.fits ! Writing UV FITS file: J1308+4957_X_uvs.fits wwins J1308+4957_X_map.win ! wwins: Wrote 3 windows to J1308+4957_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 = -0.000521468 Jy ! Component: 100 - total flux cleaned = -0.00078628 Jy ! Component: 150 - total flux cleaned = -0.000978321 Jy ! Component: 200 - total flux cleaned = -0.00121495 Jy ! Component: 250 - total flux cleaned = -0.00145925 Jy ! Component: 300 - total flux cleaned = -0.00167783 Jy ! Component: 350 - total flux cleaned = -0.00182506 Jy ! Component: 400 - total flux cleaned = -0.00199996 Jy ! Component: 450 - total flux cleaned = -0.00213946 Jy ! Component: 500 - total flux cleaned = -0.00230594 Jy ! Component: 550 - total flux cleaned = -0.00243914 Jy ! Component: 600 - total flux cleaned = -0.00252594 Jy ! Component: 650 - total flux cleaned = -0.00262524 Jy ! Component: 700 - total flux cleaned = -0.00270891 Jy ! Component: 750 - total flux cleaned = -0.00276388 Jy ! Component: 800 - total flux cleaned = -0.00284425 Jy ! Component: 850 - total flux cleaned = -0.00287025 Jy ! Component: 900 - total flux cleaned = -0.00284431 Jy ! Component: 950 - total flux cleaned = -0.00287008 Jy ! Component: 1000 - total flux cleaned = -0.00289499 Jy ! Component: 1050 - total flux cleaned = -0.00290698 Jy ! Component: 1100 - total flux cleaned = -0.00283393 Jy ! Component: 1150 - total flux cleaned = -0.00283407 Jy ! Component: 1200 - total flux cleaned = -0.00282198 Jy ! Component: 1250 - total flux cleaned = -0.00279849 Jy ! Component: 1300 - total flux cleaned = -0.00274086 Jy ! Component: 1350 - total flux cleaned = -0.00275234 Jy ! Component: 1400 - total flux cleaned = -0.00270717 Jy ! Component: 1450 - total flux cleaned = -0.00267399 Jy ! Component: 1500 - total flux cleaned = -0.00263033 Jy ! Component: 1550 - total flux cleaned = -0.0026196 Jy ! Component: 1600 - total flux cleaned = -0.00257685 Jy ! Component: 1650 - total flux cleaned = -0.00257689 Jy ! Component: 1700 - total flux cleaned = -0.00252446 Jy ! Component: 1750 - total flux cleaned = -0.00252443 Jy ! Component: 1800 - total flux cleaned = -0.0024628 Jy ! Component: 1850 - total flux cleaned = -0.00247291 Jy ! Component: 1900 - total flux cleaned = -0.00242265 Jy ! Component: 1950 - total flux cleaned = -0.00243264 Jy ! Component: 2000 - total flux cleaned = -0.00239304 Jy ! Component: 2050 - total flux cleaned = -0.00241267 Jy ! Component: 2100 - total flux cleaned = -0.0023643 Jy ! Component: 2150 - total flux cleaned = -0.00239303 Jy ! Component: 2200 - total flux cleaned = -0.002374 Jy ! Component: 2250 - total flux cleaned = -0.00235511 Jy ! Component: 2300 - total flux cleaned = -0.00234581 Jy ! Component: 2350 - total flux cleaned = -0.00235488 Jy ! Component: 2400 - total flux cleaned = -0.00234568 Jy ! Component: 2450 - total flux cleaned = -0.0023276 Jy ! Component: 2500 - total flux cleaned = -0.00234569 Jy ! Component: 2550 - total flux cleaned = -0.00239033 Jy ! Component: 2600 - total flux cleaned = -0.00240807 Jy ! Component: 2650 - total flux cleaned = -0.00241684 Jy ! Component: 2700 - total flux cleaned = -0.0024168 Jy ! Component: 2750 - total flux cleaned = -0.00240814 Jy ! Component: 2800 - total flux cleaned = -0.00240809 Jy ! Component: 2850 - total flux cleaned = -0.00243344 Jy ! Component: 2900 - total flux cleaned = -0.002425 Jy ! Component: 2950 - total flux cleaned = -0.00242513 Jy ! Component: 3000 - total flux cleaned = -0.00244175 Jy ! Component: 3050 - total flux cleaned = -0.00246647 Jy ! Component: 3100 - total flux cleaned = -0.00246651 Jy ! Component: 3150 - total flux cleaned = -0.00249074 Jy ! Component: 3200 - total flux cleaned = -0.00252291 Jy ! Component: 3250 - total flux cleaned = -0.00248292 Jy ! Component: 3300 - total flux cleaned = -0.00253071 Jy ! Component: 3350 - total flux cleaned = -0.0025149 Jy ! Component: 3400 - total flux cleaned = -0.0025149 Jy ! Component: 3450 - total flux cleaned = -0.00251492 Jy ! Component: 3500 - total flux cleaned = -0.00253812 Jy ! Component: 3550 - total flux cleaned = -0.00251502 Jy ! Component: 3600 - total flux cleaned = -0.00250747 Jy ! Component: 3650 - total flux cleaned = -0.0025453 Jy ! Component: 3700 - total flux cleaned = -0.00250763 Jy ! Component: 3750 - total flux cleaned = -0.00252252 Jy ! Component: 3800 - total flux cleaned = -0.00250029 Jy ! Component: 3850 - total flux cleaned = -0.00250767 Jy ! Component: 3900 - total flux cleaned = -0.00250768 Jy ! Component: 3950 - total flux cleaned = -0.00247836 Jy ! Component: 4000 - total flux cleaned = -0.00249296 Jy ! Component: 4050 - total flux cleaned = -0.00248577 Jy ! Total flux subtracted in 4096 components = -0.00243547 Jy ! Clean residual min=-0.000508 max=0.000434 Jy/beam ! Clean residual mean=0.000000 rms=0.000119 Jy/beam ! Combined flux in latest and established models = 0.160565 Jy keep ! Adding 283 model components to the UV plane model. ! The established model now contains 372 components and 0.160565 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /image_prod/ug002_uva//J1308+4957_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9228 x 1.854 at -1.7 degrees (North through East) ! Clean map min=-0.00092861 max=0.1421 Jy/beam ! Writing clean map to FITS file: /image_prod/ug002_uva//J1308+4957_X_map.fits wmodel /image_prod/ug002_uva//J1308+4957_X_map.mod ! Writing 372 model components to file: /image_prod/ug002_uva//J1308+4957_X_map.mod wobs /image_prod/ug002_uva//J1308+4957_X_uvs.fits ! Writing UV FITS file: /image_prod/ug002_uva//J1308+4957_X_uvs.fits wwins /image_prod/ug002_uva//J1308+4957_X_map.win ! wwins: Wrote 4 windows to /image_prod/ug002_uva//J1308+4957_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.142105 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000119377 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.252019 0.252019 0.504037 1.00807 2.01615 4.0323 8.0646 16.1292 32.2584 64.5168 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0003 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.142 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 1190.39 quit ! Quitting program ! Log file /image_prod/ug002_uva//J1308+4957_X_dfm.log closed on Thu Mar 5 01:03:29 2020