! Started logfile: /image_prod/ug002_uva//J0237-2623_X_dfm.log on Wed Mar 4 19:37:15 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//J0237-2623_X_uva.fits ! Reading UV FITS file: /image_prod/ug002_uva//J0237-2623_X_uva.fits ! AN table 1: 50 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.894667 visibilities/baseline/integration-bin. ! Found source: J0237-2623 ! ! 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 24156 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 J0237-2623_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 25 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 25 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 25 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 25 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 25 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 25 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 25 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 25 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 25 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 25 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 25 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 25 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.006958Jy sigma=8.098281 ! Fit after self-cal, rms=0.920489Jy sigma=7.376785 ! 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=0.612 mas, bmaj=1.639 mas, bpa=-2.89 degrees ! Estimated noise=1.27928 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 = 0.0650647 Jy ! Component: 100 - total flux cleaned = 0.0794014 Jy ! Total flux subtracted in 100 components = 0.0794014 Jy ! Clean residual min=-0.004142 max=0.006744 Jy/beam ! Clean residual mean=0.000001 rms=0.001009 Jy/beam ! Combined flux in latest and established models = 0.0794014 Jy ! Performing phase self-cal ! Adding 5 model components to the UV plane model. ! The established model now contains 5 components and 0.0794014 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=0.078082Jy sigma=0.488583 ! Fit after self-cal, rms=0.077854Jy sigma=0.487170 ! Inverting map ! Added new window around map position (-1.6, -0.6). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00635389 Jy ! Component: 100 - total flux cleaned = 0.00988118 Jy ! Total flux subtracted in 100 components = 0.00988118 Jy ! Clean residual min=-0.003861 max=0.004031 Jy/beam ! Clean residual mean=0.000001 rms=0.000875 Jy/beam ! Combined flux in latest and established models = 0.0892825 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 13 components and 0.0892825 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=0.077468Jy sigma=0.482350 ! Fit after self-cal, rms=0.077426Jy sigma=0.481779 ! 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=0.7939 mas, bmaj=2.002 mas, bpa=-2.47 degrees ! Estimated noise=0.59033 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 = 0.0021778 Jy ! Component: 100 - total flux cleaned = 0.00267087 Jy ! Component: 150 - total flux cleaned = 0.00290784 Jy ! Component: 200 - total flux cleaned = 0.00298552 Jy ! Total flux subtracted in 200 components = 0.00298552 Jy ! Clean residual min=-0.002726 max=0.002667 Jy/beam ! Clean residual mean=0.000001 rms=0.000610 Jy/beam ! Combined flux in latest and established models = 0.0922681 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 22 components and 0.0922681 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=0.077348Jy sigma=0.480768 ! Fit after self-cal, rms=0.077343Jy sigma=0.480699 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7939 x 2.002 at -2.47 degrees (North through East) ! Clean map min=-0.0025135 max=0.081599 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 1.04 HN 1.22 KP 1.02 ! LA 1.06 MK 1.04 NL 1.12 OV 0.90 ! PT 0.96 SC 0.97 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 0.98 HN 1.13 KP 1.02 ! LA 1.06 MK 1.04 NL 1.07 OV 0.91 ! PT 0.97 SC 0.99 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.93 FD 1.01 HN 1.10 KP 1.03 ! LA 1.03 MK 1.02 NL 1.09 OV 0.91 ! PT 0.95 SC 0.99 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 1.03 HN 1.11 KP 1.05 ! LA 1.07 MK 0.99 NL 1.05 OV 0.92 ! PT 0.95 SC 0.97 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 1.05 HN 1.07 KP 1.02 ! LA 1.06 MK 1.04 NL 1.09 OV 0.89 ! PT 0.94 SC 0.97 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 0.93 FD 1.03 HN 1.25 KP 1.04 ! LA 1.05 MK 1.08 NL 1.04 OV 0.88 ! PT 0.94 SC 0.97 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 1.00 HN 1.19 KP 1.04 ! LA 1.03 MK 1.03 NL 1.07 OV 0.88 ! PT 0.94 SC 1.00 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 0.93 FD 1.05 HN 1.19 KP 1.08 ! LA 1.04 MK 0.98 NL 1.07 OV 0.87 ! PT 0.95 SC 0.92 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 0.95 HN 1.19 KP 1.03 ! LA 1.09 MK 0.99 NL 1.10 OV 0.92 ! PT 0.97 SC 0.98 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 1.01 HN 1.04 KP 0.99 ! LA 1.04 MK 1.01 NL 1.07 OV 0.86 ! PT 0.95 SC 1.02 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 0.97 HN 1.03 KP 1.03 ! LA 1.01 MK 0.96 NL 1.05 OV 0.91 ! PT 0.95 SC 1.01 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 0.91 FD 0.96 HN 1.06 KP 1.02 ! LA 1.10 MK 0.95 NL 1.12 OV 0.90 ! PT 0.92 SC 1.02 ! ! ! Fit before self-cal, rms=0.077343Jy sigma=0.480699 ! Fit after self-cal, rms=0.081761Jy sigma=0.476853 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.7969 mas, bmaj=1.995 mas, bpa=-1.898 degrees ! Estimated noise=0.591847 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 = -0.000852311 Jy ! Component: 100 - total flux cleaned = -0.000937874 Jy ! Component: 150 - total flux cleaned = -0.000974122 Jy ! Component: 200 - total flux cleaned = -0.000990442 Jy ! Total flux subtracted in 200 components = -0.000990442 Jy ! Clean residual min=-0.001506 max=0.001586 Jy/beam ! Clean residual mean=0.000001 rms=0.000341 Jy/beam ! Combined flux in latest and established models = 0.0912776 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 32 components and 0.0912776 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=0.081749Jy sigma=0.476700 ! Fit after self-cal, rms=0.081822Jy sigma=0.476559 ! 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=0.081822Jy sigma=0.476559 ! Fit after self-cal, rms=0.083392Jy sigma=0.475774 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.797 mas, bmaj=1.999 mas, bpa=-1.936 degrees ! Estimated noise=0.591912 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000742639 Jy ! Component: 100 - total flux cleaned = -0.000841646 Jy ! Component: 150 - total flux cleaned = -0.00089403 Jy ! Component: 200 - total flux cleaned = -0.000905521 Jy ! Total flux subtracted in 200 components = -0.000905521 Jy ! Clean residual min=-0.001290 max=0.001429 Jy/beam ! Clean residual mean=0.000001 rms=0.000304 Jy/beam ! Combined flux in latest and established models = 0.0903721 Jy selfcal ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 40 components and 0.0903721 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=0.083385Jy sigma=0.475694 ! Fit after self-cal, rms=0.083402Jy sigma=0.475662 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 (13.6, -40). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0011352 Jy ! Component: 100 - total flux cleaned = 0.00113383 Jy ! Component: 150 - total flux cleaned = 0.00113325 Jy ! Component: 200 - total flux cleaned = 0.00110042 Jy ! Total flux subtracted in 200 components = 0.00110042 Jy ! Clean residual min=-0.001225 max=0.001290 Jy/beam ! Clean residual mean=0.000001 rms=0.000291 Jy/beam ! Combined flux in latest and established models = 0.0914725 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 59 components and 0.0914725 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=0.083377Jy sigma=0.475514 ! Fit after self-cal, rms=0.083377Jy sigma=0.475493 ! 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=0.083377Jy sigma=0.475493 ! Fit after self-cal, rms=0.083834Jy sigma=0.475443 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.7969 mas, bmaj=2 mas, bpa=-1.98 degrees ! Estimated noise=0.59031 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000138732 Jy ! Component: 100 - total flux cleaned = -0.000277188 Jy ! Component: 150 - total flux cleaned = -0.000381431 Jy ! Component: 200 - total flux cleaned = -0.000448615 Jy ! Total flux subtracted in 200 components = -0.000448615 Jy ! Clean residual min=-0.001149 max=0.001211 Jy/beam ! Clean residual mean=0.000001 rms=0.000283 Jy/beam ! Combined flux in latest and established models = 0.0910239 Jy selfcal ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 65 components and 0.0910239 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=0.083825Jy sigma=0.475387 ! Fit after self-cal, rms=0.083829Jy sigma=0.475381 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 = -2.33381e-05 Jy ! Component: 100 - total flux cleaned = -7.58886e-05 Jy ! Component: 150 - total flux cleaned = -9.99254e-05 Jy ! Component: 200 - total flux cleaned = -0.000134054 Jy ! Total flux subtracted in 200 components = -0.000134054 Jy ! Clean residual min=-0.001135 max=0.001201 Jy/beam ! Clean residual mean=0.000001 rms=0.000282 Jy/beam ! Combined flux in latest and established models = 0.0908899 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 71 components and 0.0908899 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=0.083824Jy sigma=0.475355 ! Fit after self-cal, rms=0.083824Jy sigma=0.475352 ! Inverting map ! Added new window around map position (-1.2, -3.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000839051 Jy ! Component: 100 - total flux cleaned = 0.000765823 Jy ! Component: 150 - total flux cleaned = 0.000681752 Jy ! Component: 200 - total flux cleaned = 0.000573251 Jy ! Total flux subtracted in 200 components = 0.000573251 Jy ! Clean residual min=-0.001090 max=0.001057 Jy/beam ! Clean residual mean=0.000001 rms=0.000268 Jy/beam ! Combined flux in latest and established models = 0.0914631 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 84 components and 0.0914631 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=0.083806Jy sigma=0.475167 ! Fit after self-cal, rms=0.083804Jy sigma=0.475152 ! 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=0.083804Jy sigma=0.475152 ! Fit after self-cal, rms=0.083732Jy sigma=0.475134 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.238 mas, bmaj=5.374 mas, bpa=3.464 degrees ! Estimated noise=0.736869 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000347643 Jy ! Component: 100 - total flux cleaned = -0.000418822 Jy ! Component: 150 - total flux cleaned = -0.000469906 Jy ! Component: 200 - total flux cleaned = -0.00049711 Jy ! Total flux subtracted in 200 components = -0.00049711 Jy ! Clean residual min=-0.000953 max=0.001060 Jy/beam ! Clean residual mean=0.000002 rms=0.000285 Jy/beam ! Combined flux in latest and established models = 0.090966 Jy selfcal ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 92 components and 0.090966 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=0.083731Jy sigma=0.475125 ! Fit after self-cal, rms=0.083730Jy sigma=0.475122 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 = -7.59858e-05 Jy ! Component: 100 - total flux cleaned = -9.31907e-05 Jy ! Component: 150 - total flux cleaned = -0.000117435 Jy ! Component: 200 - total flux cleaned = -0.000132429 Jy ! Total flux subtracted in 200 components = -0.000132429 Jy ! Clean residual min=-0.000958 max=0.001062 Jy/beam ! Clean residual mean=0.000002 rms=0.000283 Jy/beam ! Combined flux in latest and established models = 0.0908336 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 96 components and 0.0908336 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=0.083729Jy sigma=0.475119 ! Fit after self-cal, rms=0.083729Jy sigma=0.475117 ! 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=0.7963 mas, bmaj=1.998 mas, bpa=-1.938 degrees ! Estimated noise=0.588327 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7963 x 1.998 at -1.938 degrees (North through East) ! Clean map min=-0.0010603 max=0.082041 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=0.6122 mas, bmaj=1.631 mas, bpa=-2.212 degrees ! Estimated noise=1.27933 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0651348 Jy ! Component: 100 - total flux cleaned = 0.0794551 Jy ! Component: 150 - total flux cleaned = 0.0844969 Jy ! Component: 200 - total flux cleaned = 0.0874833 Jy ! Total flux subtracted in 200 components = 0.0874833 Jy ! Clean residual min=-0.002997 max=0.003129 Jy/beam ! Clean residual mean=0.000002 rms=0.000721 Jy/beam ! Combined flux in latest and established models = 0.0874832 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 16 model components to the UV plane model. ! The established model now contains 16 components and 0.0874832 Jy ! Inverting map and beam ! Estimated beam: bmin=0.7963 mas, bmaj=1.998 mas, bpa=-1.938 degrees ! Estimated noise=0.588327 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 = 0.00225323 Jy ! Component: 100 - total flux cleaned = 0.00347357 Jy ! Component: 150 - total flux cleaned = 0.00382587 Jy ! Component: 200 - total flux cleaned = 0.00391271 Jy ! Total flux subtracted in 200 components = 0.00391271 Jy ! Clean residual min=-0.001274 max=0.001059 Jy/beam ! Clean residual mean=0.000001 rms=0.000278 Jy/beam ! Combined flux in latest and established models = 0.091396 Jy ! Adding 21 model components to the UV plane model. ! The established model now contains 34 components and 0.091396 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=2.238 mas, bmaj=5.374 mas, bpa=3.464 degrees ! Estimated noise=0.736869 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 2.56304e-05 Jy ! Component: 100 - total flux cleaned = -3.20456e-05 Jy ! Component: 150 - total flux cleaned = -8.28691e-05 Jy ! Component: 200 - total flux cleaned = -0.000129661 Jy ! Total flux subtracted in 200 components = -0.000129661 Jy ! Clean residual min=-0.001083 max=0.001140 Jy/beam ! Clean residual mean=0.000002 rms=0.000301 Jy/beam ! Combined flux in latest and established models = 0.0912663 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 = -5.92977e-05 Jy ! Component: 100 - total flux cleaned = -0.000114987 Jy ! Component: 150 - total flux cleaned = -0.000154275 Jy ! Component: 200 - total flux cleaned = -0.000192012 Jy ! Total flux subtracted in 200 components = -0.000192012 Jy ! Clean residual min=-0.001043 max=0.001120 Jy/beam ! Clean residual mean=0.000002 rms=0.000295 Jy/beam ! Combined flux in latest and established models = 0.0910743 Jy ! Adding 23 model components to the UV plane model. ! The established model now contains 54 components and 0.0910743 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.7963 mas, bmaj=1.998 mas, bpa=-1.938 degrees ! Estimated noise=0.588327 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000107166 Jy ! Component: 100 - total flux cleaned = 9.01586e-05 Jy ! Component: 150 - total flux cleaned = 7.16408e-05 Jy ! Component: 200 - total flux cleaned = 8.79426e-05 Jy ! Total flux subtracted in 200 components = 8.79426e-05 Jy ! Clean residual min=-0.001143 max=0.001059 Jy/beam ! Clean residual mean=0.000001 rms=0.000265 Jy/beam ! Combined flux in latest and established models = 0.0911622 Jy selfcal ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 71 components and 0.0911622 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=0.083732Jy sigma=0.475144 ! Fit after self-cal, rms=0.083728Jy sigma=0.475120 wmodel J0237-2623_X_map.mod ! Writing 71 model components to file: J0237-2623_X_map.mod wobs J0237-2623_X_uvs.fits ! Writing UV FITS file: J0237-2623_X_uvs.fits wwins J0237-2623_X_map.win ! wwins: Wrote 4 windows to J0237-2623_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 = -0.00051707 Jy ! Component: 100 - total flux cleaned = -0.000748441 Jy ! Component: 150 - total flux cleaned = -0.000821615 Jy ! Component: 200 - total flux cleaned = -0.000839503 Jy ! Component: 250 - total flux cleaned = -0.000839839 Jy ! Component: 300 - total flux cleaned = -0.000823311 Jy ! Component: 350 - total flux cleaned = -0.000823324 Jy ! Component: 400 - total flux cleaned = -0.000871392 Jy ! Component: 450 - total flux cleaned = -0.000808158 Jy ! Component: 500 - total flux cleaned = -0.000839477 Jy ! Component: 550 - total flux cleaned = -0.000839306 Jy ! Component: 600 - total flux cleaned = -0.000869283 Jy ! Component: 650 - total flux cleaned = -0.000824798 Jy ! Component: 700 - total flux cleaned = -0.000810565 Jy ! Component: 750 - total flux cleaned = -0.00079637 Jy ! Component: 800 - total flux cleaned = -0.000796412 Jy ! Component: 850 - total flux cleaned = -0.000754193 Jy ! Component: 900 - total flux cleaned = -0.000740014 Jy ! Component: 950 - total flux cleaned = -0.000685015 Jy ! Component: 1000 - total flux cleaned = -0.000644194 Jy ! Component: 1050 - total flux cleaned = -0.000644343 Jy ! Component: 1100 - total flux cleaned = -0.000644144 Jy ! Component: 1150 - total flux cleaned = -0.00057846 Jy ! Component: 1200 - total flux cleaned = -0.000591518 Jy ! Component: 1250 - total flux cleaned = -0.000578648 Jy ! Component: 1300 - total flux cleaned = -0.000578459 Jy ! Component: 1350 - total flux cleaned = -0.000540432 Jy ! Component: 1400 - total flux cleaned = -0.000502813 Jy ! Component: 1450 - total flux cleaned = -0.000465906 Jy ! Component: 1500 - total flux cleaned = -0.000441584 Jy ! Component: 1550 - total flux cleaned = -0.000417441 Jy ! Component: 1600 - total flux cleaned = -0.000405617 Jy ! Component: 1650 - total flux cleaned = -0.000382217 Jy ! Component: 1700 - total flux cleaned = -0.000346967 Jy ! Component: 1750 - total flux cleaned = -0.000335424 Jy ! Component: 1800 - total flux cleaned = -0.000289168 Jy ! Component: 1850 - total flux cleaned = -0.000289123 Jy ! Component: 1900 - total flux cleaned = -0.000277839 Jy ! Component: 1950 - total flux cleaned = -0.000232666 Jy ! Component: 2000 - total flux cleaned = -0.000199316 Jy ! Component: 2050 - total flux cleaned = -0.000177262 Jy ! Component: 2100 - total flux cleaned = -0.000232138 Jy ! Component: 2150 - total flux cleaned = -0.000210153 Jy ! Component: 2200 - total flux cleaned = -0.000221015 Jy ! Component: 2250 - total flux cleaned = -0.000231694 Jy ! Component: 2300 - total flux cleaned = -0.000210363 Jy ! Component: 2350 - total flux cleaned = -0.000231601 Jy ! Component: 2400 - total flux cleaned = -0.000305161 Jy ! Component: 2450 - total flux cleaned = -0.000305031 Jy ! Component: 2500 - total flux cleaned = -0.000294583 Jy ! Component: 2550 - total flux cleaned = -0.000284258 Jy ! Component: 2600 - total flux cleaned = -0.000335471 Jy ! Component: 2650 - total flux cleaned = -0.000345548 Jy ! Component: 2700 - total flux cleaned = -0.000365747 Jy ! Component: 2750 - total flux cleaned = -0.000355708 Jy ! Component: 2800 - total flux cleaned = -0.000415396 Jy ! Component: 2850 - total flux cleaned = -0.000346144 Jy ! Component: 2900 - total flux cleaned = -0.000414983 Jy ! Component: 2950 - total flux cleaned = -0.000395374 Jy ! Component: 3000 - total flux cleaned = -0.000385619 Jy ! Component: 3050 - total flux cleaned = -0.000356555 Jy ! Component: 3100 - total flux cleaned = -0.000356465 Jy ! Component: 3150 - total flux cleaned = -0.000356435 Jy ! Component: 3200 - total flux cleaned = -0.000384953 Jy ! Component: 3250 - total flux cleaned = -0.000337753 Jy ! Component: 3300 - total flux cleaned = -0.000347089 Jy ! Component: 3350 - total flux cleaned = -0.000375081 Jy ! Component: 3400 - total flux cleaned = -0.000356562 Jy ! Component: 3450 - total flux cleaned = -0.000393529 Jy ! Component: 3500 - total flux cleaned = -0.000384254 Jy ! Component: 3550 - total flux cleaned = -0.000420762 Jy ! Component: 3600 - total flux cleaned = -0.000402665 Jy ! Component: 3650 - total flux cleaned = -0.000402696 Jy ! Component: 3700 - total flux cleaned = -0.000447658 Jy ! Component: 3750 - total flux cleaned = -0.00045661 Jy ! Component: 3800 - total flux cleaned = -0.000447699 Jy ! Component: 3850 - total flux cleaned = -0.000483128 Jy ! Component: 3900 - total flux cleaned = -0.000456636 Jy ! Component: 3950 - total flux cleaned = -0.000526845 Jy ! Component: 4000 - total flux cleaned = -0.000465684 Jy ! Component: 4050 - total flux cleaned = -0.000474312 Jy ! Total flux subtracted in 4096 components = -0.000482965 Jy ! Clean residual min=-0.000578 max=0.000651 Jy/beam ! Clean residual mean=-0.000000 rms=0.000147 Jy/beam ! Combined flux in latest and established models = 0.0906793 Jy keep ! Adding 286 model components to the UV plane model. ! The established model now contains 357 components and 0.0906793 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /image_prod/ug002_uva//J0237-2623_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7963 x 1.998 at -1.938 degrees (North through East) ! Clean map min=-0.00078583 max=0.082481 Jy/beam ! Writing clean map to FITS file: /image_prod/ug002_uva//J0237-2623_X_map.fits wmodel /image_prod/ug002_uva//J0237-2623_X_map.mod ! Writing 357 model components to file: /image_prod/ug002_uva//J0237-2623_X_map.mod wobs /image_prod/ug002_uva//J0237-2623_X_uvs.fits ! Writing UV FITS file: /image_prod/ug002_uva//J0237-2623_X_uvs.fits wwins /image_prod/ug002_uva//J0237-2623_X_map.win ! wwins: Wrote 5 windows to /image_prod/ug002_uva//J0237-2623_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0824809 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000146468 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.532734 0.532734 1.06547 2.13094 4.26187 8.52374 17.0475 34.095 68.1899 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0004 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.082 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 563.133 quit ! Quitting program ! Log file /image_prod/ug002_uva//J0237-2623_X_dfm.log closed on Wed Mar 4 19:37:20 2020