! Started logfile: /image_prod/ug002_uva//J0837-3409_X_dfm.log on Wed Mar 4 22:30:31 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//J0837-3409_X_uva.fits ! Reading UV FITS file: /image_prod/ug002_uva//J0837-3409_X_uva.fits ! AN table 1: 40 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.788889 visibilities/baseline/integration-bin. ! Found source: J0837-3409 ! ! 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 17040 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 J0837-3409_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 45 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 45 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 45 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 45 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 45 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 45 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 45 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 45 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 45 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 45 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 45 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 45 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.039400Jy sigma=6.658915 ! Fit after self-cal, rms=0.716388Jy sigma=4.397276 ! 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=0.679 mas, bmaj=2.108 mas, bpa=-0.03035 degrees ! Estimated noise=1.93832 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 = 0.226497 Jy ! Component: 100 - total flux cleaned = 0.282309 Jy ! Total flux subtracted in 100 components = 0.282309 Jy ! Clean residual min=-0.022328 max=0.036482 Jy/beam ! Clean residual mean=0.000054 rms=0.004811 Jy/beam ! Combined flux in latest and established models = 0.282309 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 6 components and 0.282309 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=0.115036Jy sigma=0.692336 ! Fit after self-cal, rms=0.115051Jy sigma=0.692263 ! Inverting map ! Added new window around map position (1.6, 0.2). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0320671 Jy ! Component: 100 - total flux cleaned = 0.0496333 Jy ! Total flux subtracted in 100 components = 0.0496333 Jy ! Clean residual min=-0.017574 max=0.028784 Jy/beam ! Clean residual mean=0.000032 rms=0.003849 Jy/beam ! Combined flux in latest and established models = 0.331942 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 20 components and 0.331942 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=0.104325Jy sigma=0.597350 ! Fit after self-cal, rms=0.103426Jy sigma=0.588351 ! 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=0.8702 mas, bmaj=2.642 mas, bpa=0.1267 degrees ! Estimated noise=0.876525 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 (-1.6, -0.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0282332 Jy ! Component: 100 - total flux cleaned = 0.0452048 Jy ! Component: 150 - total flux cleaned = 0.0566849 Jy ! Component: 200 - total flux cleaned = 0.0607881 Jy ! Total flux subtracted in 200 components = 0.0607881 Jy ! Clean residual min=-0.012219 max=0.011110 Jy/beam ! Clean residual mean=-0.000015 rms=0.002550 Jy/beam ! Combined flux in latest and established models = 0.392731 Jy ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 45 components and 0.392731 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=0.094516Jy sigma=0.525364 ! Fit after self-cal, rms=0.094417Jy sigma=0.524470 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8702 x 2.642 at 0.1267 degrees (North through East) ! Clean map min=-0.010658 max=0.27204 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 0.98 HN 1.19 KP 1.06 ! LA 0.98 MK 1.03 NL 1.13 OV 0.98 ! PT 0.92 SC 0.96 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 0.95 HN 1.18 KP 1.07 ! LA 0.99 MK 1.02 NL 1.15 OV 0.96 ! PT 0.91 SC 0.96 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 0.97 HN 1.19 KP 1.05 ! LA 1.00 MK 0.99 NL 1.15 OV 0.96 ! PT 0.91 SC 0.99 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 0.97 HN 1.16 KP 1.05 ! LA 1.00 MK 1.04 NL 1.13 OV 0.98 ! PT 0.91 SC 0.97 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 0.97 HN 1.14 KP 1.06 ! LA 1.00 MK 1.01 NL 1.10 OV 0.97 ! PT 0.92 SC 0.96 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 0.97 HN 1.21 KP 1.05 ! LA 1.00 MK 1.07 NL 1.17 OV 0.94 ! PT 0.93 SC 0.98 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 0.98 HN 1.25 KP 1.05 ! LA 1.00 MK 1.06 NL 1.11 OV 0.95 ! PT 0.92 SC 0.98 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 0.97 HN 1.23 KP 1.05 ! LA 0.99 MK 1.02 NL 1.14 OV 0.97 ! PT 0.90 SC 0.98 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 1.00 HN 1.26 KP 1.06 ! LA 0.98 MK 1.04 NL 1.11 OV 0.96 ! PT 0.91 SC 0.97 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 0.93 FD 0.98 HN 1.29 KP 1.03 ! LA 1.00 MK 1.09 NL 1.14 OV 0.96 ! PT 0.90 SC 0.99 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 0.98 HN 1.20 KP 1.07 ! LA 0.99 MK 1.09 NL 1.16 OV 0.98 ! PT 0.91 SC 1.00 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 0.97 HN 1.26 KP 1.03 ! LA 0.99 MK 1.05 NL 1.10 OV 0.97 ! PT 0.91 SC 1.03 ! ! ! Fit before self-cal, rms=0.094417Jy sigma=0.524470 ! Fit after self-cal, rms=0.098186Jy sigma=0.493877 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.8763 mas, bmaj=2.656 mas, bpa=0.9672 degrees ! Estimated noise=0.892746 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 = -0.00852624 Jy ! Component: 100 - total flux cleaned = -0.0101006 Jy ! Component: 150 - total flux cleaned = -0.01133 Jy ! Component: 200 - total flux cleaned = -0.0123702 Jy ! Total flux subtracted in 200 components = -0.0123702 Jy ! Clean residual min=-0.007213 max=0.006849 Jy/beam ! Clean residual mean=-0.000019 rms=0.001529 Jy/beam ! Combined flux in latest and established models = 0.38036 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 64 components and 0.38036 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=0.097046Jy sigma=0.484102 ! Fit after self-cal, rms=0.097088Jy sigma=0.483742 ! 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=0.097088Jy sigma=0.483742 ! Fit after self-cal, rms=0.099972Jy sigma=0.474938 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.881 mas, bmaj=2.673 mas, bpa=1.01 degrees ! Estimated noise=0.89674 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00436103 Jy ! Component: 100 - total flux cleaned = -0.0054681 Jy ! Component: 150 - total flux cleaned = -0.00637368 Jy ! Component: 200 - total flux cleaned = -0.0069576 Jy ! Total flux subtracted in 200 components = -0.0069576 Jy ! Clean residual min=-0.005800 max=0.004562 Jy/beam ! Clean residual mean=-0.000018 rms=0.001180 Jy/beam ! Combined flux in latest and established models = 0.373403 Jy selfcal ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 80 components and 0.373403 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=0.099627Jy sigma=0.471849 ! Fit after self-cal, rms=0.099576Jy sigma=0.471644 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 = -0.000630141 Jy ! Component: 100 - total flux cleaned = -0.000625116 Jy ! Component: 150 - total flux cleaned = -0.000698604 Jy ! Component: 200 - total flux cleaned = -0.000766125 Jy ! Total flux subtracted in 200 components = -0.000766125 Jy ! Clean residual min=-0.005504 max=0.004341 Jy/beam ! Clean residual mean=-0.000017 rms=0.001141 Jy/beam ! Combined flux in latest and established models = 0.372637 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 88 components and 0.372636 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=0.099441Jy sigma=0.470722 ! Fit after self-cal, rms=0.099400Jy sigma=0.470619 ! 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=0.099400Jy sigma=0.470619 ! Fit after self-cal, rms=0.102446Jy sigma=0.469113 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8827 mas, bmaj=2.681 mas, bpa=1.078 degrees ! Estimated noise=0.897716 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00408903 Jy ! Component: 100 - total flux cleaned = -0.00487682 Jy ! Component: 150 - total flux cleaned = -0.00545049 Jy ! Component: 200 - total flux cleaned = -0.00572139 Jy ! Total flux subtracted in 200 components = -0.00572139 Jy ! Clean residual min=-0.004955 max=0.003680 Jy/beam ! Clean residual mean=-0.000016 rms=0.000989 Jy/beam ! Combined flux in latest and established models = 0.366915 Jy selfcal ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 97 components and 0.366915 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=0.102240Jy sigma=0.467432 ! Fit after self-cal, rms=0.102222Jy sigma=0.467329 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 = -0.000139429 Jy ! Component: 100 - total flux cleaned = -2.35598e-05 Jy ! Component: 150 - total flux cleaned = 2.92131e-05 Jy ! Component: 200 - total flux cleaned = 2.95029e-05 Jy ! Total flux subtracted in 200 components = 2.95029e-05 Jy ! Clean residual min=-0.004903 max=0.003471 Jy/beam ! Clean residual mean=-0.000016 rms=0.000976 Jy/beam ! Combined flux in latest and established models = 0.366945 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 105 components and 0.366945 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=0.102131Jy sigma=0.466969 ! Fit after self-cal, rms=0.102109Jy sigma=0.466912 ! 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=0.102109Jy sigma=0.466912 ! Fit after self-cal, rms=0.103639Jy sigma=0.466306 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.345 mas, bmaj=6.958 mas, bpa=-0.7461 degrees ! Estimated noise=1.05745 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.003813 Jy ! Component: 100 - total flux cleaned = -0.00585893 Jy ! Component: 150 - total flux cleaned = -0.00648498 Jy ! Component: 200 - total flux cleaned = -0.00664498 Jy ! Total flux subtracted in 200 components = -0.00664498 Jy ! Clean residual min=-0.005572 max=0.003140 Jy/beam ! Clean residual mean=-0.000023 rms=0.001145 Jy/beam ! Combined flux in latest and established models = 0.3603 Jy selfcal ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 117 components and 0.3603 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=0.103635Jy sigma=0.465524 ! Fit after self-cal, rms=0.103605Jy sigma=0.465403 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 = -0.00017891 Jy ! Component: 100 - total flux cleaned = -0.000327786 Jy ! Component: 150 - total flux cleaned = -0.000387979 Jy ! Component: 200 - total flux cleaned = -0.000443459 Jy ! Total flux subtracted in 200 components = -0.000443459 Jy ! Clean residual min=-0.005463 max=0.003089 Jy/beam ! Clean residual mean=-0.000022 rms=0.001117 Jy/beam ! Combined flux in latest and established models = 0.359856 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 121 components and 0.359856 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=0.103589Jy sigma=0.465305 ! Fit after self-cal, rms=0.103577Jy sigma=0.465271 ! 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=0.8833 mas, bmaj=2.684 mas, bpa=1.116 degrees ! Estimated noise=0.898278 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8833 x 2.684 at 1.116 degrees (North through East) ! Clean map min=-0.0055751 max=0.28319 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=0.6864 mas, bmaj=2.13 mas, bpa=1.316 degrees ! Estimated noise=2.02056 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.235904 Jy ! Component: 100 - total flux cleaned = 0.289329 Jy ! Component: 150 - total flux cleaned = 0.31131 Jy ! Component: 200 - total flux cleaned = 0.32567 Jy ! Total flux subtracted in 200 components = 0.32567 Jy ! Clean residual min=-0.008324 max=0.009394 Jy/beam ! Clean residual mean=0.000020 rms=0.002016 Jy/beam ! Combined flux in latest and established models = 0.32567 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 28 model components to the UV plane model. ! The established model now contains 28 components and 0.32567 Jy ! Inverting map and beam ! Estimated beam: bmin=0.8833 mas, bmaj=2.684 mas, bpa=1.116 degrees ! Estimated noise=0.898278 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 = 0.0151459 Jy ! Component: 100 - total flux cleaned = 0.0239502 Jy ! Component: 150 - total flux cleaned = 0.0296509 Jy ! Component: 200 - total flux cleaned = 0.0333637 Jy ! Total flux subtracted in 200 components = 0.0333637 Jy ! Clean residual min=-0.005154 max=0.004291 Jy/beam ! Clean residual mean=-0.000008 rms=0.000998 Jy/beam ! Combined flux in latest and established models = 0.359034 Jy ! Adding 29 model components to the UV plane model. ! The established model now contains 51 components and 0.359034 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=2.345 mas, bmaj=6.958 mas, bpa=-0.7461 degrees ! Estimated noise=1.05745 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00217076 Jy ! Component: 100 - total flux cleaned = 0.00207622 Jy ! Component: 150 - total flux cleaned = 0.00192081 Jy ! Component: 200 - total flux cleaned = 0.00185122 Jy ! Total flux subtracted in 200 components = 0.00185122 Jy ! Clean residual min=-0.006134 max=0.004006 Jy/beam ! Clean residual mean=-0.000021 rms=0.001215 Jy/beam ! Combined flux in latest and established models = 0.360885 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 = -0.000112043 Jy ! Component: 100 - total flux cleaned = -0.000216384 Jy ! Component: 150 - total flux cleaned = -0.000267404 Jy ! Component: 200 - total flux cleaned = -0.000355011 Jy ! Total flux subtracted in 200 components = -0.000355011 Jy ! Clean residual min=-0.005772 max=0.003802 Jy/beam ! Clean residual mean=-0.000021 rms=0.001166 Jy/beam ! Combined flux in latest and established models = 0.36053 Jy ! Adding 22 model components to the UV plane model. ! The established model now contains 72 components and 0.36053 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.8833 mas, bmaj=2.684 mas, bpa=1.116 degrees ! Estimated noise=0.898278 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000502329 Jy ! Component: 100 - total flux cleaned = 0.000589329 Jy ! Component: 150 - total flux cleaned = 0.000656233 Jy ! Component: 200 - total flux cleaned = 0.000718155 Jy ! Total flux subtracted in 200 components = 0.000718155 Jy ! Clean residual min=-0.004307 max=0.003271 Jy/beam ! Clean residual mean=-0.000012 rms=0.000872 Jy/beam ! Combined flux in latest and established models = 0.361248 Jy selfcal ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 87 components and 0.361248 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=0.103601Jy sigma=0.465882 ! Fit after self-cal, rms=0.103554Jy sigma=0.465792 wmodel J0837-3409_X_map.mod ! Writing 87 model components to file: J0837-3409_X_map.mod wobs J0837-3409_X_uvs.fits ! Writing UV FITS file: J0837-3409_X_uvs.fits wwins J0837-3409_X_map.win ! wwins: Wrote 3 windows to J0837-3409_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 = -0.00190649 Jy ! Component: 100 - total flux cleaned = -0.00359349 Jy ! Component: 150 - total flux cleaned = -0.00488132 Jy ! Component: 200 - total flux cleaned = -0.00562352 Jy ! Component: 250 - total flux cleaned = -0.00621541 Jy ! Component: 300 - total flux cleaned = -0.00683147 Jy ! Component: 350 - total flux cleaned = -0.00732362 Jy ! Component: 400 - total flux cleaned = -0.00770335 Jy ! Component: 450 - total flux cleaned = -0.00802457 Jy ! Component: 500 - total flux cleaned = -0.00824683 Jy ! Component: 550 - total flux cleaned = -0.00833392 Jy ! Component: 600 - total flux cleaned = -0.0085854 Jy ! Component: 650 - total flux cleaned = -0.00883105 Jy ! Component: 700 - total flux cleaned = -0.00907029 Jy ! Component: 750 - total flux cleaned = -0.00926499 Jy ! Component: 800 - total flux cleaned = -0.00945637 Jy ! Component: 850 - total flux cleaned = -0.00953001 Jy ! Component: 900 - total flux cleaned = -0.00960363 Jy ! Component: 950 - total flux cleaned = -0.00982022 Jy ! Component: 1000 - total flux cleaned = -0.00985544 Jy ! Component: 1050 - total flux cleaned = -0.00988997 Jy ! Component: 1100 - total flux cleaned = -0.00992423 Jy ! Component: 1150 - total flux cleaned = -0.00995855 Jy ! Component: 1200 - total flux cleaned = -0.00999212 Jy ! Component: 1250 - total flux cleaned = -0.0100245 Jy ! Component: 1300 - total flux cleaned = -0.0100565 Jy ! Component: 1350 - total flux cleaned = -0.0100249 Jy ! Component: 1400 - total flux cleaned = -0.010088 Jy ! Component: 1450 - total flux cleaned = -0.0100567 Jy ! Component: 1500 - total flux cleaned = -0.0100565 Jy ! Component: 1550 - total flux cleaned = -0.0099653 Jy ! Component: 1600 - total flux cleaned = -0.00999548 Jy ! Component: 1650 - total flux cleaned = -0.0100544 Jy ! Component: 1700 - total flux cleaned = -0.0100839 Jy ! Component: 1750 - total flux cleaned = -0.0100844 Jy ! Component: 1800 - total flux cleaned = -0.0102278 Jy ! Component: 1850 - total flux cleaned = -0.0102281 Jy ! Component: 1900 - total flux cleaned = -0.0102848 Jy ! Component: 1950 - total flux cleaned = -0.0103676 Jy ! Component: 2000 - total flux cleaned = -0.0103123 Jy ! Component: 2050 - total flux cleaned = -0.0103397 Jy ! Component: 2100 - total flux cleaned = -0.0103668 Jy ! Component: 2150 - total flux cleaned = -0.0103935 Jy ! Component: 2200 - total flux cleaned = -0.0104204 Jy ! Component: 2250 - total flux cleaned = -0.0104205 Jy ! Component: 2300 - total flux cleaned = -0.0105234 Jy ! Component: 2350 - total flux cleaned = -0.0105486 Jy ! Component: 2400 - total flux cleaned = -0.0105487 Jy ! Component: 2450 - total flux cleaned = -0.0105242 Jy ! Component: 2500 - total flux cleaned = -0.0105733 Jy ! Component: 2550 - total flux cleaned = -0.0105732 Jy ! Component: 2600 - total flux cleaned = -0.0105494 Jy ! Component: 2650 - total flux cleaned = -0.0105255 Jy ! Component: 2700 - total flux cleaned = -0.0105494 Jy ! Component: 2750 - total flux cleaned = -0.0104548 Jy ! Component: 2800 - total flux cleaned = -0.0105717 Jy ! Component: 2850 - total flux cleaned = -0.0105253 Jy ! Component: 2900 - total flux cleaned = -0.0106401 Jy ! Component: 2950 - total flux cleaned = -0.0106169 Jy ! Component: 3000 - total flux cleaned = -0.0106394 Jy ! Component: 3050 - total flux cleaned = -0.0107289 Jy ! Component: 3100 - total flux cleaned = -0.0107067 Jy ! Component: 3150 - total flux cleaned = -0.0108171 Jy ! Component: 3200 - total flux cleaned = -0.010861 Jy ! Component: 3250 - total flux cleaned = -0.0108833 Jy ! Component: 3300 - total flux cleaned = -0.0110564 Jy ! Component: 3350 - total flux cleaned = -0.0111638 Jy ! Component: 3400 - total flux cleaned = -0.0112065 Jy ! Component: 3450 - total flux cleaned = -0.0113121 Jy ! Component: 3500 - total flux cleaned = -0.0113541 Jy ! Component: 3550 - total flux cleaned = -0.0114167 Jy ! Component: 3600 - total flux cleaned = -0.011582 Jy ! Component: 3650 - total flux cleaned = -0.0115207 Jy ! Component: 3700 - total flux cleaned = -0.0116633 Jy ! Component: 3750 - total flux cleaned = -0.0117241 Jy ! Component: 3800 - total flux cleaned = -0.0118444 Jy ! Component: 3850 - total flux cleaned = -0.0118442 Jy ! Component: 3900 - total flux cleaned = -0.011963 Jy ! Component: 3950 - total flux cleaned = -0.0120812 Jy ! Component: 4000 - total flux cleaned = -0.0121005 Jy ! Component: 4050 - total flux cleaned = -0.0121976 Jy ! Total flux subtracted in 4096 components = -0.0122941 Jy ! Clean residual min=-0.001113 max=0.001176 Jy/beam ! Clean residual mean=-0.000002 rms=0.000349 Jy/beam ! Combined flux in latest and established models = 0.348954 Jy keep ! Adding 309 model components to the UV plane model. ! The established model now contains 396 components and 0.348954 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /image_prod/ug002_uva//J0837-3409_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8833 x 2.684 at 1.116 degrees (North through East) ! Clean map min=-0.0027612 max=0.29133 Jy/beam ! Writing clean map to FITS file: /image_prod/ug002_uva//J0837-3409_X_map.fits wmodel /image_prod/ug002_uva//J0837-3409_X_map.mod ! Writing 396 model components to file: /image_prod/ug002_uva//J0837-3409_X_map.mod wobs /image_prod/ug002_uva//J0837-3409_X_uvs.fits ! Writing UV FITS file: /image_prod/ug002_uva//J0837-3409_X_uvs.fits wwins /image_prod/ug002_uva//J0837-3409_X_map.win ! wwins: Wrote 4 windows to /image_prod/ug002_uva//J0837-3409_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.29133 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000345803 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.356095 0.356095 0.712189 1.42438 2.84876 5.69752 11.395 22.7901 45.5801 91.1602 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.001 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.291 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 842.472 quit ! Quitting program ! Log file /image_prod/ug002_uva//J0837-3409_X_dfm.log closed on Wed Mar 4 22:30:36 2020