! Started logfile: /image_prod/ug002_uva//J2138-2439_X_dfm.log on Thu Mar 5 05:19:46 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//J2138-2439_X_uva.fits ! Reading UV FITS file: /image_prod/ug002_uva//J2138-2439_X_uva.fits ! AN table 1: 40 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.972222 visibilities/baseline/integration-bin. ! Found source: J2138-2439 ! ! 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 21000 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 J2138-2439_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 5 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 5 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 5 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 5 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 5 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 5 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 5 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 5 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 5 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 5 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 5 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 5 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.065732Jy sigma=8.232104 ! Fit after self-cal, rms=0.657968Jy sigma=4.884015 ! 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=0.6326 mas, bmaj=1.535 mas, bpa=-1.748 degrees ! Estimated noise=1.21007 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 = 0.251408 Jy ! Component: 100 - total flux cleaned = 0.325164 Jy ! Total flux subtracted in 100 components = 0.325164 Jy ! Clean residual min=-0.017477 max=0.039427 Jy/beam ! Clean residual mean=0.000014 rms=0.004613 Jy/beam ! Combined flux in latest and established models = 0.325164 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 15 components and 0.325164 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=0.135098Jy sigma=0.994664 ! Fit after self-cal, rms=0.135057Jy sigma=0.994451 ! Inverting map ! Added new window around map position (0.6, -0.4). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0447672 Jy ! Component: 100 - total flux cleaned = 0.0728085 Jy ! Total flux subtracted in 100 components = 0.0728085 Jy ! Clean residual min=-0.012874 max=0.026573 Jy/beam ! Clean residual mean=0.000015 rms=0.003221 Jy/beam ! Combined flux in latest and established models = 0.397973 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 23 components and 0.397973 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=0.111311Jy sigma=0.740169 ! Fit after self-cal, rms=0.111088Jy sigma=0.738577 ! Inverting map ! Added new window around map position (1.6, 0.8). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0241911 Jy ! Component: 100 - total flux cleaned = 0.0392012 Jy ! Total flux subtracted in 100 components = 0.0392012 Jy ! Clean residual min=-0.011865 max=0.023159 Jy/beam ! Clean residual mean=0.000017 rms=0.002695 Jy/beam ! Combined flux in latest and established models = 0.437174 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 37 components and 0.437174 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=0.103038Jy sigma=0.655603 ! Fit after self-cal, rms=0.102442Jy sigma=0.649533 ! Inverting map ! Added new window around map position (-1.6, -0.4). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0183002 Jy ! Component: 100 - total flux cleaned = 0.0309678 Jy ! Total flux subtracted in 100 components = 0.0309678 Jy ! Clean residual min=-0.011503 max=0.014946 Jy/beam ! Clean residual mean=0.000019 rms=0.002355 Jy/beam ! Combined flux in latest and established models = 0.468142 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 49 components and 0.468142 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=0.096641Jy sigma=0.606063 ! Fit after self-cal, rms=0.096543Jy sigma=0.605403 ! Inverting map ! Added new window around map position (2.2, 3.6). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0137209 Jy ! Component: 100 - total flux cleaned = 0.0227137 Jy ! Total flux subtracted in 100 components = 0.0227137 Jy ! Clean residual min=-0.011202 max=0.012847 Jy/beam ! Clean residual mean=0.000020 rms=0.002182 Jy/beam ! Combined flux in latest and established models = 0.490856 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 60 components and 0.490856 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=0.093439Jy sigma=0.582311 ! Fit after self-cal, rms=0.093321Jy sigma=0.581062 ! 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=0.8249 mas, bmaj=1.956 mas, bpa=-1.815 degrees ! Estimated noise=0.651444 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 = 0.0110842 Jy ! Component: 100 - total flux cleaned = 0.0185081 Jy ! Component: 150 - total flux cleaned = 0.0234558 Jy ! Component: 200 - total flux cleaned = 0.025138 Jy ! Total flux subtracted in 200 components = 0.025138 Jy ! Clean residual min=-0.013918 max=0.011372 Jy/beam ! Clean residual mean=0.000036 rms=0.002952 Jy/beam ! Combined flux in latest and established models = 0.515994 Jy ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 77 components and 0.515994 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=0.091297Jy sigma=0.568166 ! Fit after self-cal, rms=0.091242Jy sigma=0.567637 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8249 x 1.956 at -1.815 degrees (North through East) ! Clean map min=-0.01287 max=0.33837 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 1.01 HN 1.24 KP 1.04 ! LA 1.01 MK 1.02 NL 0.99 OV 0.89 ! PT 0.94 SC 1.00 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 1.03 HN 1.21 KP 1.04 ! LA 1.00 MK 1.03 NL 1.00 OV 0.89 ! PT 0.93 SC 1.00 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 1.02 HN 1.22 KP 1.04 ! LA 1.02 MK 1.03 NL 1.00 OV 0.90 ! PT 0.95 SC 0.99 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 1.02 HN 1.21 KP 1.03 ! LA 1.02 MK 1.01 NL 1.00 OV 0.89 ! PT 0.95 SC 1.00 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 1.00 HN 1.20 KP 1.04 ! LA 1.02 MK 1.02 NL 1.01 OV 0.91 ! PT 0.94 SC 0.99 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 1.01 HN 1.20 KP 1.05 ! LA 1.02 MK 1.04 NL 1.00 OV 0.83 ! PT 0.94 SC 1.01 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 1.03 HN 1.22 KP 1.03 ! LA 1.00 MK 1.04 NL 1.01 OV 0.89 ! PT 0.95 SC 1.02 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 1.01 HN 1.23 KP 1.06 ! LA 1.02 MK 1.04 NL 0.99 OV 0.87 ! PT 0.94 SC 1.04 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 1.02 HN 1.19 KP 1.05 ! LA 1.00 MK 1.04 NL 1.01 OV 0.89 ! PT 0.96 SC 1.01 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 1.04 HN 1.24 KP 1.04 ! LA 1.02 MK 1.04 NL 0.99 OV 0.88 ! PT 0.95 SC 1.04 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 1.04 HN 1.22 KP 1.05 ! LA 1.00 MK 1.04 NL 0.99 OV 0.89 ! PT 0.96 SC 1.04 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 1.01 HN 1.23 KP 1.06 ! LA 1.03 MK 1.00 NL 1.00 OV 0.90 ! PT 0.92 SC 1.05 ! ! ! Fit before self-cal, rms=0.091242Jy sigma=0.567637 ! Fit after self-cal, rms=0.089006Jy sigma=0.505354 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.8372 mas, bmaj=1.965 mas, bpa=-1.305 degrees ! Estimated noise=0.659031 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 = -0.0070515 Jy ! Component: 100 - total flux cleaned = -0.00782029 Jy ! Component: 150 - total flux cleaned = -0.00847644 Jy ! Component: 200 - total flux cleaned = -0.00920137 Jy ! Total flux subtracted in 200 components = -0.00920137 Jy ! Clean residual min=-0.008959 max=0.007104 Jy/beam ! Clean residual mean=0.000004 rms=0.001901 Jy/beam ! Combined flux in latest and established models = 0.506792 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 89 components and 0.506792 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=0.088031Jy sigma=0.499001 ! Fit after self-cal, rms=0.088088Jy sigma=0.498672 ! 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=0.088088Jy sigma=0.498672 ! Fit after self-cal, rms=0.095365Jy sigma=0.454158 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8396 mas, bmaj=1.973 mas, bpa=-1.742 degrees ! Estimated noise=0.664062 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00672893 Jy ! Component: 100 - total flux cleaned = -0.00940055 Jy ! Component: 150 - total flux cleaned = -0.010584 Jy ! Component: 200 - total flux cleaned = -0.0114819 Jy ! Total flux subtracted in 200 components = -0.0114819 Jy ! Clean residual min=-0.006958 max=0.003610 Jy/beam ! Clean residual mean=0.000001 rms=0.001045 Jy/beam ! Combined flux in latest and established models = 0.49531 Jy selfcal ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 99 components and 0.49531 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=0.094696Jy sigma=0.447378 ! Fit after self-cal, rms=0.094810Jy sigma=0.447067 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 = -0.00118033 Jy ! Component: 100 - total flux cleaned = -0.00172584 Jy ! Component: 150 - total flux cleaned = -0.00212985 Jy ! Component: 200 - total flux cleaned = -0.00242041 Jy ! Total flux subtracted in 200 components = -0.00242041 Jy ! Clean residual min=-0.006347 max=0.003384 Jy/beam ! Clean residual mean=0.000001 rms=0.001001 Jy/beam ! Combined flux in latest and established models = 0.49289 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 103 components and 0.49289 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=0.094686Jy sigma=0.445245 ! Fit after self-cal, rms=0.094677Jy sigma=0.445147 ! 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=0.094677Jy sigma=0.445147 ! Fit after self-cal, rms=0.096880Jy sigma=0.443035 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8403 mas, bmaj=1.976 mas, bpa=-1.677 degrees ! Estimated noise=0.664291 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00431069 Jy ! Component: 100 - total flux cleaned = -0.00598131 Jy ! Component: 150 - total flux cleaned = -0.00667861 Jy ! Component: 200 - total flux cleaned = -0.00713693 Jy ! Total flux subtracted in 200 components = -0.00713693 Jy ! Clean residual min=-0.005207 max=0.002958 Jy/beam ! Clean residual mean=0.000000 rms=0.000820 Jy/beam ! Combined flux in latest and established models = 0.485753 Jy selfcal ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 105 components and 0.485753 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=0.096596Jy sigma=0.440107 ! Fit after self-cal, rms=0.096614Jy sigma=0.439998 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 = -0.000705188 Jy ! Component: 100 - total flux cleaned = -0.00108557 Jy ! Component: 150 - total flux cleaned = -0.00136868 Jy ! Component: 200 - total flux cleaned = -0.00152391 Jy ! Total flux subtracted in 200 components = -0.00152391 Jy ! Clean residual min=-0.004803 max=0.002838 Jy/beam ! Clean residual mean=-0.000000 rms=0.000794 Jy/beam ! Combined flux in latest and established models = 0.484229 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 106 components and 0.484229 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=0.096548Jy sigma=0.439084 ! Fit after self-cal, rms=0.096541Jy sigma=0.439011 ! 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=0.096541Jy sigma=0.439011 ! Fit after self-cal, rms=0.098235Jy sigma=0.437889 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.259 mas, bmaj=4.967 mas, bpa=3.668 degrees ! Estimated noise=0.839676 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00353085 Jy ! Component: 100 - total flux cleaned = -0.00538076 Jy ! Component: 150 - total flux cleaned = -0.00577371 Jy ! Component: 200 - total flux cleaned = -0.006057 Jy ! Total flux subtracted in 200 components = -0.006057 Jy ! Clean residual min=-0.005136 max=0.003246 Jy/beam ! Clean residual mean=-0.000002 rms=0.001044 Jy/beam ! Combined flux in latest and established models = 0.478172 Jy selfcal ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 120 components and 0.478172 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=0.098150Jy sigma=0.437187 ! Fit after self-cal, rms=0.098158Jy sigma=0.437112 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 = -0.000460071 Jy ! Component: 100 - total flux cleaned = -0.000630699 Jy ! Component: 150 - total flux cleaned = -0.000689784 Jy ! Component: 200 - total flux cleaned = -0.000743432 Jy ! Total flux subtracted in 200 components = -0.000743432 Jy ! Clean residual min=-0.004795 max=0.003384 Jy/beam ! Clean residual mean=-0.000003 rms=0.001019 Jy/beam ! Combined flux in latest and established models = 0.477429 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 122 components and 0.477429 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=0.098157Jy sigma=0.437002 ! Fit after self-cal, rms=0.098152Jy sigma=0.436967 ! 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=0.8405 mas, bmaj=1.978 mas, bpa=-1.67 degrees ! Estimated noise=0.664124 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8405 x 1.978 at -1.67 degrees (North through East) ! Clean map min=-0.0038748 max=0.34961 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=0.6415 mas, bmaj=1.538 mas, bpa=-1.37 degrees ! Estimated noise=1.25273 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.260039 Jy ! Component: 100 - total flux cleaned = 0.333944 Jy ! Component: 150 - total flux cleaned = 0.376971 Jy ! Component: 200 - total flux cleaned = 0.403985 Jy ! Total flux subtracted in 200 components = 0.403985 Jy ! Clean residual min=-0.006754 max=0.014505 Jy/beam ! Clean residual mean=-0.000002 rms=0.001821 Jy/beam ! Combined flux in latest and established models = 0.403985 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 19 model components to the UV plane model. ! The established model now contains 19 components and 0.403985 Jy ! Inverting map and beam ! Estimated beam: bmin=0.8405 mas, bmaj=1.978 mas, bpa=-1.67 degrees ! Estimated noise=0.664124 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 = 0.028156 Jy ! Component: 100 - total flux cleaned = 0.0433624 Jy ! Component: 150 - total flux cleaned = 0.0531427 Jy ! Component: 200 - total flux cleaned = 0.0597267 Jy ! Total flux subtracted in 200 components = 0.0597267 Jy ! Clean residual min=-0.003401 max=0.005018 Jy/beam ! Clean residual mean=-0.000005 rms=0.000880 Jy/beam ! Combined flux in latest and established models = 0.463712 Jy ! Adding 52 model components to the UV plane model. ! The established model now contains 60 components and 0.463712 Jy ! Inverting map ! Added new window around map position (-1, -2.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0050114 Jy ! Component: 100 - total flux cleaned = 0.00832335 Jy ! Component: 150 - total flux cleaned = 0.010778 Jy ! Component: 200 - total flux cleaned = 0.0126395 Jy ! Total flux subtracted in 200 components = 0.0126395 Jy ! Clean residual min=-0.003069 max=0.002764 Jy/beam ! Clean residual mean=-0.000002 rms=0.000661 Jy/beam ! Combined flux in latest and established models = 0.476351 Jy ! Adding 30 model components to the UV plane model. ! The established model now contains 83 components and 0.476351 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=2.259 mas, bmaj=4.967 mas, bpa=3.668 degrees ! Estimated noise=0.839676 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00228033 Jy ! Component: 100 - total flux cleaned = 0.0029519 Jy ! Component: 150 - total flux cleaned = 0.00314564 Jy ! Component: 200 - total flux cleaned = 0.0032136 Jy ! Total flux subtracted in 200 components = 0.0032136 Jy ! Clean residual min=-0.004268 max=0.002886 Jy/beam ! Clean residual mean=-0.000003 rms=0.000990 Jy/beam ! Combined flux in latest and established models = 0.479565 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 = 5.89403e-05 Jy ! Component: 100 - total flux cleaned = 0.000109602 Jy ! Component: 150 - total flux cleaned = 0.000134476 Jy ! Component: 200 - total flux cleaned = 0.00017944 Jy ! Total flux subtracted in 200 components = 0.00017944 Jy ! Clean residual min=-0.004249 max=0.002805 Jy/beam ! Clean residual mean=-0.000003 rms=0.000977 Jy/beam ! Combined flux in latest and established models = 0.479745 Jy ! Adding 22 model components to the UV plane model. ! The established model now contains 101 components and 0.479745 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.8405 mas, bmaj=1.978 mas, bpa=-1.67 degrees ! Estimated noise=0.664124 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000350398 Jy ! Component: 100 - total flux cleaned = -0.000257483 Jy ! Component: 150 - total flux cleaned = -0.000174156 Jy ! Component: 200 - total flux cleaned = -9.5458e-05 Jy ! Total flux subtracted in 200 components = -9.5458e-05 Jy ! Clean residual min=-0.003139 max=0.002305 Jy/beam ! Clean residual mean=-0.000001 rms=0.000622 Jy/beam ! Combined flux in latest and established models = 0.479649 Jy selfcal ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 111 components and 0.479649 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=0.098232Jy sigma=0.434885 ! Fit after self-cal, rms=0.098202Jy sigma=0.434718 wmodel J2138-2439_X_map.mod ! Writing 111 model components to file: J2138-2439_X_map.mod wobs J2138-2439_X_uvs.fits ! Writing UV FITS file: J2138-2439_X_uvs.fits wwins J2138-2439_X_map.win ! wwins: Wrote 6 windows to J2138-2439_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 = -0.00132757 Jy ! Component: 100 - total flux cleaned = -0.00249606 Jy ! Component: 150 - total flux cleaned = -0.00305186 Jy ! Component: 200 - total flux cleaned = -0.00345411 Jy ! Component: 250 - total flux cleaned = -0.00379707 Jy ! Component: 300 - total flux cleaned = -0.00398 Jy ! Component: 350 - total flux cleaned = -0.00433267 Jy ! Component: 400 - total flux cleaned = -0.00467436 Jy ! Component: 450 - total flux cleaned = -0.00503888 Jy ! Component: 500 - total flux cleaned = -0.00539335 Jy ! Component: 550 - total flux cleaned = -0.00567641 Jy ! Component: 600 - total flux cleaned = -0.0059826 Jy ! Component: 650 - total flux cleaned = -0.00619139 Jy ! Component: 700 - total flux cleaned = -0.00642458 Jy ! Component: 750 - total flux cleaned = -0.0065383 Jy ! Component: 800 - total flux cleaned = -0.00667846 Jy ! Component: 850 - total flux cleaned = -0.00689726 Jy ! Component: 900 - total flux cleaned = -0.00711188 Jy ! Component: 950 - total flux cleaned = -0.00729583 Jy ! Component: 1000 - total flux cleaned = -0.00745084 Jy ! Component: 1050 - total flux cleaned = -0.00757765 Jy ! Component: 1100 - total flux cleaned = -0.00780222 Jy ! Component: 1150 - total flux cleaned = -0.00799891 Jy ! Component: 1200 - total flux cleaned = -0.00811975 Jy ! Component: 1250 - total flux cleaned = -0.00835871 Jy ! Component: 1300 - total flux cleaned = -0.00864118 Jy ! Component: 1350 - total flux cleaned = -0.0088728 Jy ! Component: 1400 - total flux cleaned = -0.00907823 Jy ! Component: 1450 - total flux cleaned = -0.00923594 Jy ! Component: 1500 - total flux cleaned = -0.00943633 Jy ! Component: 1550 - total flux cleaned = -0.00970009 Jy ! Component: 1600 - total flux cleaned = -0.00982966 Jy ! Component: 1650 - total flux cleaned = -0.00993696 Jy ! Component: 1700 - total flux cleaned = -0.0100641 Jy ! Component: 1750 - total flux cleaned = -0.0102731 Jy ! Component: 1800 - total flux cleaned = -0.0103351 Jy ! Component: 1850 - total flux cleaned = -0.010539 Jy ! Component: 1900 - total flux cleaned = -0.0105992 Jy ! Component: 1950 - total flux cleaned = -0.0107585 Jy ! Component: 2000 - total flux cleaned = -0.0108566 Jy ! Component: 2050 - total flux cleaned = -0.0109731 Jy ! Component: 2100 - total flux cleaned = -0.0110693 Jy ! Component: 2150 - total flux cleaned = -0.0111834 Jy ! Component: 2200 - total flux cleaned = -0.01139 Jy ! Component: 2250 - total flux cleaned = -0.0114829 Jy ! Component: 2300 - total flux cleaned = -0.0115564 Jy ! Component: 2350 - total flux cleaned = -0.0116472 Jy ! Component: 2400 - total flux cleaned = -0.0117372 Jy ! Component: 2450 - total flux cleaned = -0.0117909 Jy ! Component: 2500 - total flux cleaned = -0.0118965 Jy ! Component: 2550 - total flux cleaned = -0.0120011 Jy ! Component: 2600 - total flux cleaned = -0.0120703 Jy ! Component: 2650 - total flux cleaned = -0.012173 Jy ! Component: 2700 - total flux cleaned = -0.0122744 Jy ! Component: 2750 - total flux cleaned = -0.012375 Jy ! Component: 2800 - total flux cleaned = -0.0124417 Jy ! Component: 2850 - total flux cleaned = -0.0124909 Jy ! Component: 2900 - total flux cleaned = -0.0125728 Jy ! Component: 2950 - total flux cleaned = -0.0127021 Jy ! Component: 3000 - total flux cleaned = -0.012686 Jy ! Component: 3050 - total flux cleaned = -0.0127656 Jy ! Component: 3100 - total flux cleaned = -0.0128445 Jy ! Component: 3150 - total flux cleaned = -0.012907 Jy ! Component: 3200 - total flux cleaned = -0.0130157 Jy ! Component: 3250 - total flux cleaned = -0.0130926 Jy ! Component: 3300 - total flux cleaned = -0.0130773 Jy ! Component: 3350 - total flux cleaned = -0.0131835 Jy ! Component: 3400 - total flux cleaned = -0.0132137 Jy ! Component: 3450 - total flux cleaned = -0.0132584 Jy ! Component: 3500 - total flux cleaned = -0.0132881 Jy ! Component: 3550 - total flux cleaned = -0.0133762 Jy ! Component: 3600 - total flux cleaned = -0.0134054 Jy ! Component: 3650 - total flux cleaned = -0.0134053 Jy ! Component: 3700 - total flux cleaned = -0.0134483 Jy ! Component: 3750 - total flux cleaned = -0.0134624 Jy ! Component: 3800 - total flux cleaned = -0.0134623 Jy ! Component: 3850 - total flux cleaned = -0.0135042 Jy ! Component: 3900 - total flux cleaned = -0.0135182 Jy ! Component: 3950 - total flux cleaned = -0.0135182 Jy ! Component: 4000 - total flux cleaned = -0.0135594 Jy ! Component: 4050 - total flux cleaned = -0.0135184 Jy ! Total flux subtracted in 4096 components = -0.0135726 Jy ! Clean residual min=-0.000754 max=0.000801 Jy/beam ! Clean residual mean=-0.000000 rms=0.000242 Jy/beam ! Combined flux in latest and established models = 0.466077 Jy keep ! Adding 335 model components to the UV plane model. ! The established model now contains 446 components and 0.466077 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /image_prod/ug002_uva//J2138-2439_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8405 x 1.978 at -1.67 degrees (North through East) ! Clean map min=-0.0016338 max=0.35492 Jy/beam ! Writing clean map to FITS file: /image_prod/ug002_uva//J2138-2439_X_map.fits wmodel /image_prod/ug002_uva//J2138-2439_X_map.mod ! Writing 446 model components to file: /image_prod/ug002_uva//J2138-2439_X_map.mod wobs /image_prod/ug002_uva//J2138-2439_X_uvs.fits ! Writing UV FITS file: /image_prod/ug002_uva//J2138-2439_X_uvs.fits wwins /image_prod/ug002_uva//J2138-2439_X_map.win ! wwins: Wrote 7 windows to /image_prod/ug002_uva//J2138-2439_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.354924 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.00023945 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.202395 0.202395 0.404791 0.809582 1.61916 3.23833 6.47665 12.9533 25.9066 51.8132 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0007 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.354 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 1482.25 quit ! Quitting program ! Log file /image_prod/ug002_uva//J2138-2439_X_dfm.log closed on Thu Mar 5 05:19:51 2020