! Started logfile: /image_prod/ug002_uva//J0923+2815_X_dfm.log on Wed Mar 4 22:57:57 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//J0923+2815_X_uva.fits ! Reading UV FITS file: /image_prod/ug002_uva//J0923+2815_X_uva.fits ! AN table 1: 60 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.965556 visibilities/baseline/integration-bin. ! Found source: J0923+2815 ! ! 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 31284 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 J0923+2815_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 10 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 10 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 10 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 10 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 10 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 10 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 10 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 10 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 10 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 10 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 10 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 10 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.241938Jy sigma=8.084506 ! Fit after self-cal, rms=0.332348Jy sigma=2.324868 ! 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=0.7003 mas, bmaj=1.397 mas, bpa=-7.61 degrees ! Estimated noise=1.2037 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 = 0.500895 Jy ! Component: 100 - total flux cleaned = 0.665636 Jy ! Total flux subtracted in 100 components = 0.665636 Jy ! Clean residual min=-0.023737 max=0.076443 Jy/beam ! Clean residual mean=-0.000014 rms=0.005538 Jy/beam ! Combined flux in latest and established models = 0.665636 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 7 components and 0.665636 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=0.182467Jy sigma=1.120771 ! Fit after self-cal, rms=0.182374Jy sigma=1.120421 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0844347 Jy ! Component: 100 - total flux cleaned = 0.127879 Jy ! Total flux subtracted in 100 components = 0.127879 Jy ! Clean residual min=-0.016329 max=0.030990 Jy/beam ! Clean residual mean=-0.000009 rms=0.003337 Jy/beam ! Combined flux in latest and established models = 0.793515 Jy ! Performing phase self-cal ! Adding 5 model components to the UV plane model. ! The established model now contains 8 components and 0.793515 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=0.117506Jy sigma=0.726453 ! Fit after self-cal, rms=0.117360Jy sigma=0.725852 ! Inverting map ! Added new window around map position (-1.8, 0.2). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0331875 Jy ! Component: 100 - total flux cleaned = 0.0552447 Jy ! Total flux subtracted in 100 components = 0.0552447 Jy ! Clean residual min=-0.014821 max=0.018133 Jy/beam ! Clean residual mean=-0.000007 rms=0.002851 Jy/beam ! Combined flux in latest and established models = 0.84876 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 15 components and 0.84876 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=0.099979Jy sigma=0.626369 ! Fit after self-cal, rms=0.099243Jy sigma=0.620989 ! 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=0.8952 mas, bmaj=1.669 mas, bpa=-6.995 degrees ! Estimated noise=0.621334 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 = 0.0277104 Jy ! Component: 100 - total flux cleaned = 0.0448227 Jy ! Component: 150 - total flux cleaned = 0.0562195 Jy ! Component: 200 - total flux cleaned = 0.063988 Jy ! Total flux subtracted in 200 components = 0.063988 Jy ! Clean residual min=-0.013513 max=0.018574 Jy/beam ! Clean residual mean=-0.000015 rms=0.002918 Jy/beam ! Combined flux in latest and established models = 0.912748 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 27 components and 0.912748 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=0.089119Jy sigma=0.566967 ! Fit after self-cal, rms=0.088392Jy sigma=0.561853 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8952 x 1.669 at -6.995 degrees (North through East) ! Clean map min=-0.012512 max=0.69494 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.92 FD 1.00 HN 1.00 KP 1.07 ! LA 1.01 MK 1.01 NL 1.13 OV 1.02 ! PT 0.89 SC 1.08 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.94 FD 0.98 HN 0.96 KP 1.05 ! LA 1.01 MK 0.98 NL 1.12 OV 0.99 ! PT 0.93 SC 1.05 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.92 FD 1.00 HN 0.97 KP 1.05 ! LA 0.98 MK 1.00 NL 1.11 OV 1.00 ! PT 0.91 SC 1.03 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.93 FD 1.01 HN 1.00 KP 1.03 ! LA 1.02 MK 1.02 NL 1.08 OV 1.01 ! PT 0.92 SC 1.02 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 0.91 FD 1.02 HN 0.96 KP 1.04 ! LA 0.97 MK 1.00 NL 1.11 OV 1.00 ! PT 0.89 SC 1.07 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 0.93 FD 1.01 HN 0.94 KP 1.03 ! LA 0.97 MK 0.99 NL 1.13 OV 1.01 ! PT 0.89 SC 1.07 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 0.91 FD 1.00 HN 0.94 KP 1.04 ! LA 0.97 MK 1.06 NL 1.14 OV 0.98 ! PT 0.88 SC 1.04 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 0.94 FD 0.99 HN 0.96 KP 1.06 ! LA 1.00 MK 0.99 NL 1.10 OV 1.01 ! PT 0.90 SC 1.03 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 0.94 FD 1.01 HN 1.00 KP 1.01 ! LA 1.00 MK 0.98 NL 1.09 OV 0.99 ! PT 0.90 SC 1.09 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 1.03 HN 0.97 KP 1.04 ! LA 0.98 MK 1.02 NL 1.12 OV 1.02 ! PT 0.91 SC 1.02 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 0.93 FD 1.00 HN 0.96 KP 1.04 ! LA 1.00 MK 1.00 NL 1.08 OV 0.99 ! PT 0.93 SC 1.09 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 0.88 FD 0.96 HN 0.99 KP 1.06 ! LA 0.98 MK 1.04 NL 1.12 OV 1.01 ! PT 0.89 SC 1.05 ! ! ! Fit before self-cal, rms=0.088392Jy sigma=0.561853 ! Fit after self-cal, rms=0.063385Jy sigma=0.407051 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.9029 mas, bmaj=1.676 mas, bpa=-7.233 degrees ! Estimated noise=0.621077 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 = 0.000880797 Jy ! Component: 100 - total flux cleaned = -0.00123752 Jy ! Component: 150 - total flux cleaned = -0.00289416 Jy ! Component: 200 - total flux cleaned = -0.00392529 Jy ! Total flux subtracted in 200 components = -0.00392529 Jy ! Clean residual min=-0.004380 max=0.004331 Jy/beam ! Clean residual mean=0.000001 rms=0.000879 Jy/beam ! Combined flux in latest and established models = 0.908823 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 41 components and 0.908823 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=0.061679Jy sigma=0.396542 ! Fit after self-cal, rms=0.061579Jy sigma=0.395814 ! 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=0.061579Jy sigma=0.395814 ! Fit after self-cal, rms=0.059128Jy sigma=0.382141 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9005 mas, bmaj=1.663 mas, bpa=-7.026 degrees ! Estimated noise=0.618925 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00219036 Jy ! Component: 100 - total flux cleaned = -0.00183316 Jy ! Component: 150 - total flux cleaned = -0.00173622 Jy ! Component: 200 - total flux cleaned = -0.00182408 Jy ! Total flux subtracted in 200 components = -0.00182408 Jy ! Clean residual min=-0.004097 max=0.003101 Jy/beam ! Clean residual mean=0.000001 rms=0.000524 Jy/beam ! Combined flux in latest and established models = 0.906999 Jy selfcal ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 53 components and 0.906999 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=0.058690Jy sigma=0.379013 ! Fit after self-cal, rms=0.058651Jy sigma=0.378738 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 = -0.000326 Jy ! Component: 100 - total flux cleaned = -0.000405492 Jy ! Component: 150 - total flux cleaned = -0.000402932 Jy ! Component: 200 - total flux cleaned = -0.000402213 Jy ! Total flux subtracted in 200 components = -0.000402213 Jy ! Clean residual min=-0.003653 max=0.002854 Jy/beam ! Clean residual mean=0.000001 rms=0.000490 Jy/beam ! Combined flux in latest and established models = 0.906596 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 58 components and 0.906596 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=0.058492Jy sigma=0.377526 ! Fit after self-cal, rms=0.058480Jy sigma=0.377446 ! 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=0.058480Jy sigma=0.377446 ! Fit after self-cal, rms=0.058349Jy sigma=0.376850 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8997 mas, bmaj=1.661 mas, bpa=-6.984 degrees ! Estimated noise=0.618552 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000382962 Jy ! Component: 100 - total flux cleaned = -0.000306215 Jy ! Component: 150 - total flux cleaned = -0.000370538 Jy ! Component: 200 - total flux cleaned = -0.000368696 Jy ! Total flux subtracted in 200 components = -0.000368696 Jy ! Clean residual min=-0.003378 max=0.002839 Jy/beam ! Clean residual mean=0.000001 rms=0.000437 Jy/beam ! Combined flux in latest and established models = 0.906228 Jy selfcal ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 61 components and 0.906228 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=0.058200Jy sigma=0.375708 ! Fit after self-cal, rms=0.058190Jy sigma=0.375634 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 = -0.000195288 Jy ! Component: 100 - total flux cleaned = -0.000252742 Jy ! Component: 150 - total flux cleaned = -0.000352295 Jy ! Component: 200 - total flux cleaned = -0.00039714 Jy ! Total flux subtracted in 200 components = -0.00039714 Jy ! Clean residual min=-0.003100 max=0.002670 Jy/beam ! Clean residual mean=0.000001 rms=0.000422 Jy/beam ! Combined flux in latest and established models = 0.905831 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 64 components and 0.905831 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=0.058115Jy sigma=0.375060 ! Fit after self-cal, rms=0.058111Jy sigma=0.375027 ! 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=0.058111Jy sigma=0.375027 ! Fit after self-cal, rms=0.058060Jy sigma=0.374860 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.045 mas, bmaj=2.625 mas, bpa=-0.5032 degrees ! Estimated noise=0.82824 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000759024 Jy ! Component: 100 - total flux cleaned = -0.000932451 Jy ! Component: 150 - total flux cleaned = -0.00105863 Jy ! Component: 200 - total flux cleaned = -0.00113678 Jy ! Total flux subtracted in 200 components = -0.00113678 Jy ! Clean residual min=-0.001713 max=0.001767 Jy/beam ! Clean residual mean=0.000001 rms=0.000444 Jy/beam ! Combined flux in latest and established models = 0.904694 Jy selfcal ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 72 components and 0.904694 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=0.058042Jy sigma=0.374742 ! Fit after self-cal, rms=0.058034Jy sigma=0.374680 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 = 3.76602e-06 Jy ! Component: 100 - total flux cleaned = -8.44274e-05 Jy ! Component: 150 - total flux cleaned = -0.000137535 Jy ! Component: 200 - total flux cleaned = -0.000168246 Jy ! Total flux subtracted in 200 components = -0.000168246 Jy ! Clean residual min=-0.001682 max=0.001741 Jy/beam ! Clean residual mean=0.000001 rms=0.000443 Jy/beam ! Combined flux in latest and established models = 0.904525 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 74 components and 0.904525 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=0.058019Jy sigma=0.374578 ! Fit after self-cal, rms=0.058012Jy sigma=0.374523 ! 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=0.8994 mas, bmaj=1.659 mas, bpa=-6.944 degrees ! Estimated noise=0.618452 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8994 x 1.659 at -6.944 degrees (North through East) ! Clean map min=-0.0017469 max=0.69251 Jy/beam if(peak(flux) > thresh) selfcal true, true clean clean_niter,clean_gain selfcal flux_cutoff = imstat(rms) * dynam repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) selfcal true, true end if ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.058012Jy sigma=0.374523 ! Fit after self-cal, rms=0.054537Jy sigma=0.347755 ! Inverting map and beam ! Estimated beam: bmin=0.8995 mas, bmaj=1.66 mas, bpa=-6.948 degrees ! Estimated noise=0.618496 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000573656 Jy ! Component: 100 - total flux cleaned = 0.000572485 Jy ! Component: 150 - total flux cleaned = 0.000572737 Jy ! Component: 200 - total flux cleaned = 0.000572505 Jy ! Total flux subtracted in 200 components = 0.000572505 Jy ! Clean residual min=-0.002722 max=0.002453 Jy/beam ! Clean residual mean=0.000000 rms=0.000384 Jy/beam ! Combined flux in latest and established models = 0.905098 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 78 components and 0.905098 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=0.054469Jy sigma=0.347219 ! Fit after self-cal, rms=0.054467Jy sigma=0.347204 ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -9.87288e-06 Jy ! Component: 100 - total flux cleaned = -5.06896e-05 Jy ! Component: 150 - total flux cleaned = -0.000126123 Jy ! Component: 200 - total flux cleaned = -0.000162644 Jy ! Total flux subtracted in 200 components = -0.000162644 Jy ! Clean residual min=-0.002565 max=0.002377 Jy/beam ! Clean residual mean=0.000000 rms=0.000376 Jy/beam ! Combined flux in latest and established models = 0.904935 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 78 components and 0.904935 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=0.054424Jy sigma=0.346860 ! Fit after self-cal, rms=0.054424Jy sigma=0.346851 ! Inverting map ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.054424Jy sigma=0.346851 ! Fit after self-cal, rms=0.054395Jy sigma=0.346788 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=0.7039 mas, bmaj=1.384 mas, bpa=-7.427 degrees ! Estimated noise=1.20393 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.500837 Jy ! Component: 100 - total flux cleaned = 0.664278 Jy ! Component: 150 - total flux cleaned = 0.74757 Jy ! Component: 200 - total flux cleaned = 0.794677 Jy ! Total flux subtracted in 200 components = 0.794677 Jy ! Clean residual min=-0.012006 max=0.025423 Jy/beam ! Clean residual mean=-0.000004 rms=0.002293 Jy/beam ! Combined flux in latest and established models = 0.794677 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 11 model components to the UV plane model. ! The established model now contains 11 components and 0.794677 Jy ! Inverting map and beam ! Estimated beam: bmin=0.8994 mas, bmaj=1.658 mas, bpa=-6.904 degrees ! Estimated noise=0.618485 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 = 0.0445992 Jy ! Component: 100 - total flux cleaned = 0.0703585 Jy ! Component: 150 - total flux cleaned = 0.0857979 Jy ! Component: 200 - total flux cleaned = 0.0952015 Jy ! Total flux subtracted in 200 components = 0.0952015 Jy ! Clean residual min=-0.002873 max=0.004915 Jy/beam ! Clean residual mean=-0.000002 rms=0.000612 Jy/beam ! Combined flux in latest and established models = 0.889879 Jy ! Adding 22 model components to the UV plane model. ! The established model now contains 25 components and 0.889879 Jy ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00601146 Jy ! Component: 100 - total flux cleaned = 0.0100964 Jy ! Component: 150 - total flux cleaned = 0.0129518 Jy ! Component: 200 - total flux cleaned = 0.0136719 Jy ! Total flux subtracted in 200 components = 0.0136719 Jy ! Clean residual min=-0.003701 max=0.002711 Jy/beam ! Clean residual mean=0.000000 rms=0.000427 Jy/beam ! Combined flux in latest and established models = 0.903551 Jy ! Adding 22 model components to the UV plane model. ! The established model now contains 40 components and 0.903551 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=2.045 mas, bmaj=2.625 mas, bpa=-0.4283 degrees ! Estimated noise=0.828539 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00072198 Jy ! Component: 100 - total flux cleaned = 0.000829505 Jy ! Component: 150 - total flux cleaned = 0.000881776 Jy ! Component: 200 - total flux cleaned = 0.000902899 Jy ! Total flux subtracted in 200 components = 0.000902899 Jy ! Clean residual min=-0.001514 max=0.001749 Jy/beam ! Clean residual mean=0.000001 rms=0.000423 Jy/beam ! Combined flux in latest and established models = 0.904454 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 = 3.50231e-05 Jy ! Component: 100 - total flux cleaned = 6.27769e-05 Jy ! Component: 150 - total flux cleaned = 7.34142e-05 Jy ! Component: 200 - total flux cleaned = 6.26467e-05 Jy ! Total flux subtracted in 200 components = 6.26467e-05 Jy ! Clean residual min=-0.001499 max=0.001714 Jy/beam ! Clean residual mean=0.000001 rms=0.000421 Jy/beam ! Combined flux in latest and established models = 0.904516 Jy ! Adding 23 model components to the UV plane model. ! The established model now contains 57 components and 0.904516 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.8994 mas, bmaj=1.658 mas, bpa=-6.904 degrees ! Estimated noise=0.618485 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000457646 Jy ! Component: 100 - total flux cleaned = 0.000388503 Jy ! Component: 150 - total flux cleaned = 0.000386601 Jy ! Component: 200 - total flux cleaned = 0.000447595 Jy ! Total flux subtracted in 200 components = 0.000447595 Jy ! Clean residual min=-0.003415 max=0.002548 Jy/beam ! Clean residual mean=0.000000 rms=0.000400 Jy/beam ! Combined flux in latest and established models = 0.904964 Jy selfcal ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 62 components and 0.904964 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=0.054684Jy sigma=0.349195 ! Fit after self-cal, rms=0.054666Jy sigma=0.349032 wmodel J0923+2815_X_map.mod ! Writing 62 model components to file: J0923+2815_X_map.mod wobs J0923+2815_X_uvs.fits ! Writing UV FITS file: J0923+2815_X_uvs.fits wwins J0923+2815_X_map.win ! wwins: Wrote 2 windows to J0923+2815_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 = -0.000884568 Jy ! Component: 100 - total flux cleaned = -0.000683621 Jy ! Component: 150 - total flux cleaned = -0.000541499 Jy ! Component: 200 - total flux cleaned = -0.000473514 Jy ! Component: 250 - total flux cleaned = -0.000343424 Jy ! Component: 300 - total flux cleaned = -0.000155609 Jy ! Component: 350 - total flux cleaned = -4.21603e-06 Jy ! Component: 400 - total flux cleaned = 8.40612e-05 Jy ! Component: 450 - total flux cleaned = 0.000142027 Jy ! Component: 500 - total flux cleaned = 0.000198346 Jy ! Component: 550 - total flux cleaned = 0.000226297 Jy ! Component: 600 - total flux cleaned = 0.000253261 Jy ! Component: 650 - total flux cleaned = 0.00033299 Jy ! Component: 700 - total flux cleaned = 0.000384859 Jy ! Component: 750 - total flux cleaned = 0.000461342 Jy ! Component: 800 - total flux cleaned = 0.000511625 Jy ! Component: 850 - total flux cleaned = 0.000560989 Jy ! Component: 900 - total flux cleaned = 0.000561365 Jy ! Component: 950 - total flux cleaned = 0.000561686 Jy ! Component: 1000 - total flux cleaned = 0.000633058 Jy ! Component: 1050 - total flux cleaned = 0.000679645 Jy ! Component: 1100 - total flux cleaned = 0.000610121 Jy ! Component: 1150 - total flux cleaned = 0.000610109 Jy ! Component: 1200 - total flux cleaned = 0.000609899 Jy ! Component: 1250 - total flux cleaned = 0.00063206 Jy ! Component: 1300 - total flux cleaned = 0.000654023 Jy ! Component: 1350 - total flux cleaned = 0.000762099 Jy ! Component: 1400 - total flux cleaned = 0.000762084 Jy ! Component: 1450 - total flux cleaned = 0.000741112 Jy ! Component: 1500 - total flux cleaned = 0.000824681 Jy ! Component: 1550 - total flux cleaned = 0.000824963 Jy ! Component: 1600 - total flux cleaned = 0.000804484 Jy ! Component: 1650 - total flux cleaned = 0.000844751 Jy ! Component: 1700 - total flux cleaned = 0.000844648 Jy ! Component: 1750 - total flux cleaned = 0.000844918 Jy ! Component: 1800 - total flux cleaned = 0.000845078 Jy ! Component: 1850 - total flux cleaned = 0.000806906 Jy ! Component: 1900 - total flux cleaned = 0.000845213 Jy ! Component: 1950 - total flux cleaned = 0.00082618 Jy ! Component: 2000 - total flux cleaned = 0.000826092 Jy ! Component: 2050 - total flux cleaned = 0.000900216 Jy ! Component: 2100 - total flux cleaned = 0.000955169 Jy ! Component: 2150 - total flux cleaned = 0.000955035 Jy ! Component: 2200 - total flux cleaned = 0.000972792 Jy ! Component: 2250 - total flux cleaned = 0.00100837 Jy ! Component: 2300 - total flux cleaned = 0.00106138 Jy ! Component: 2350 - total flux cleaned = 0.00111402 Jy ! Component: 2400 - total flux cleaned = 0.0012359 Jy ! Component: 2450 - total flux cleaned = 0.00118456 Jy ! Component: 2500 - total flux cleaned = 0.00132166 Jy ! Component: 2550 - total flux cleaned = 0.00137254 Jy ! Component: 2600 - total flux cleaned = 0.00142305 Jy ! Component: 2650 - total flux cleaned = 0.00147299 Jy ! Component: 2700 - total flux cleaned = 0.00153908 Jy ! Component: 2750 - total flux cleaned = 0.00157227 Jy ! Component: 2800 - total flux cleaned = 0.00166986 Jy ! Component: 2850 - total flux cleaned = 0.00179896 Jy ! Component: 2900 - total flux cleaned = 0.00183064 Jy ! Component: 2950 - total flux cleaned = 0.00189393 Jy ! Component: 3000 - total flux cleaned = 0.00190942 Jy ! Component: 3050 - total flux cleaned = 0.00198746 Jy ! Component: 3100 - total flux cleaned = 0.00204944 Jy ! Component: 3150 - total flux cleaned = 0.00208038 Jy ! Component: 3200 - total flux cleaned = 0.00221802 Jy ! Component: 3250 - total flux cleaned = 0.00220293 Jy ! Component: 3300 - total flux cleaned = 0.00229331 Jy ! Component: 3350 - total flux cleaned = 0.00233825 Jy ! Component: 3400 - total flux cleaned = 0.00233813 Jy ! Component: 3450 - total flux cleaned = 0.0024116 Jy ! Component: 3500 - total flux cleaned = 0.0025428 Jy ! Component: 3550 - total flux cleaned = 0.00260081 Jy ! Component: 3600 - total flux cleaned = 0.00268722 Jy ! Component: 3650 - total flux cleaned = 0.00270148 Jy ! Component: 3700 - total flux cleaned = 0.00272989 Jy ! Component: 3750 - total flux cleaned = 0.00282867 Jy ! Component: 3800 - total flux cleaned = 0.00288456 Jy ! Component: 3850 - total flux cleaned = 0.00294017 Jy ! Component: 3900 - total flux cleaned = 0.00305065 Jy ! Component: 3950 - total flux cleaned = 0.00310534 Jy ! Component: 4000 - total flux cleaned = 0.00318705 Jy ! Component: 4050 - total flux cleaned = 0.00322751 Jy ! Total flux subtracted in 4096 components = 0.00326769 Jy ! Clean residual min=-0.000682 max=0.000670 Jy/beam ! Clean residual mean=0.000000 rms=0.000217 Jy/beam ! Combined flux in latest and established models = 0.908232 Jy keep ! Adding 274 model components to the UV plane model. ! The established model now contains 334 components and 0.908232 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /image_prod/ug002_uva//J0923+2815_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8994 x 1.658 at -6.904 degrees (North through East) ! Clean map min=-0.0010997 max=0.69267 Jy/beam ! Writing clean map to FITS file: /image_prod/ug002_uva//J0923+2815_X_map.fits wmodel /image_prod/ug002_uva//J0923+2815_X_map.mod ! Writing 334 model components to file: /image_prod/ug002_uva//J0923+2815_X_map.mod wobs /image_prod/ug002_uva//J0923+2815_X_uvs.fits ! Writing UV FITS file: /image_prod/ug002_uva//J0923+2815_X_uvs.fits wwins /image_prod/ug002_uva//J0923+2815_X_map.win ! wwins: Wrote 3 windows to /image_prod/ug002_uva//J0923+2815_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.692672 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000216225 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.0936481 0.0936481 0.187296 0.374592 0.749184 1.49837 2.99674 5.99348 11.987 23.9739 47.9478 95.8956 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0006 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.692 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 3203.48 quit ! Quitting program ! Log file /image_prod/ug002_uva//J0923+2815_X_dfm.log closed on Wed Mar 4 22:58:02 2020