! Started logfile: /image_prod/ug002_uva//J1755+2023_X_dfm.log on Thu Mar 5 03:32:13 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//J1755+2023_X_uva.fits ! Reading UV FITS file: /image_prod/ug002_uva//J1755+2023_X_uva.fits ! AN table 1: 75 integrations on 36 of 36 possible baselines. ! Apparent sampling: 0.977037 visibilities/baseline/integration-bin. ! Found source: J1755+2023 ! ! 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 31656 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 J1755+2023_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 9 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 9 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 9 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 9 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 9 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 9 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 9 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 9 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 9 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 9 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 9 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 9 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.011179Jy sigma=9.176603 ! Fit after self-cal, rms=0.860376Jy sigma=7.801137 ! 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=0.6873 mas, bmaj=1.523 mas, bpa=-4.233 degrees ! Estimated noise=0.97699 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 = 0.106411 Jy ! Component: 100 - total flux cleaned = 0.130919 Jy ! Total flux subtracted in 100 components = 0.130919 Jy ! Clean residual min=-0.006712 max=0.020262 Jy/beam ! Clean residual mean=0.000005 rms=0.001443 Jy/beam ! Combined flux in latest and established models = 0.130919 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 8 components and 0.130919 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=0.065952Jy sigma=0.561945 ! Fit after self-cal, rms=0.065941Jy sigma=0.561739 ! Inverting map ! Added new window around map position (-1, 3.4). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0172582 Jy ! Component: 100 - total flux cleaned = 0.0265695 Jy ! Total flux subtracted in 100 components = 0.0265695 Jy ! Clean residual min=-0.005645 max=0.005367 Jy/beam ! Clean residual mean=0.000003 rms=0.000995 Jy/beam ! Combined flux in latest and established models = 0.157488 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 18 components and 0.157488 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=0.059920Jy sigma=0.504133 ! Fit after self-cal, rms=0.059361Jy sigma=0.499164 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0078506 Jy ! Component: 100 - total flux cleaned = 0.0130848 Jy ! Total flux subtracted in 100 components = 0.0130848 Jy ! Clean residual min=-0.004355 max=0.003557 Jy/beam ! Clean residual mean=0.000001 rms=0.000799 Jy/beam ! Combined flux in latest and established models = 0.170573 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 29 components and 0.170573 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=0.057679Jy sigma=0.483537 ! Fit after self-cal, rms=0.057588Jy sigma=0.482748 ! 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=0.8828 mas, bmaj=1.839 mas, bpa=-3.058 degrees ! Estimated noise=0.446653 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 = 0.00707173 Jy ! Component: 100 - total flux cleaned = 0.0117563 Jy ! Component: 150 - total flux cleaned = 0.0151648 Jy ! Component: 200 - total flux cleaned = 0.0177255 Jy ! Total flux subtracted in 200 components = 0.0177255 Jy ! Clean residual min=-0.004389 max=0.003165 Jy/beam ! Clean residual mean=-0.000003 rms=0.000862 Jy/beam ! Combined flux in latest and established models = 0.188298 Jy ! Performing phase self-cal ! Adding 33 model components to the UV plane model. ! The established model now contains 52 components and 0.188298 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=0.056443Jy sigma=0.473335 ! Fit after self-cal, rms=0.056379Jy sigma=0.472647 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8828 x 1.839 at -3.058 degrees (North through East) ! Clean map min=-0.0042056 max=0.13884 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 1.06 HN 0.95 KP 1.07 ! LA 1.05 MK 1.03 OV 0.95 PT 0.89 ! SC 1.02 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 1.05 HN 0.95 KP 1.05 ! LA 1.06 MK 1.05 OV 0.92 PT 0.89 ! SC 1.00 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 1.06 HN 0.93 KP 1.06 ! LA 1.05 MK 1.05 OV 0.95 PT 0.88 ! SC 1.04 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 1.03 HN 0.96 KP 1.06 ! LA 1.03 MK 1.02 OV 0.94 PT 0.88 ! SC 1.04 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 1.05 HN 0.97 KP 1.05 ! LA 1.02 MK 1.04 OV 0.94 PT 0.86 ! SC 1.03 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 1.05 HN 0.97 KP 1.06 ! LA 1.02 MK 1.05 OV 0.93 PT 0.85 ! SC 1.06 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 1.05 HN 0.96 KP 1.04 ! LA 1.02 MK 1.06 OV 0.93 PT 0.88 ! SC 1.01 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 1.05 HN 0.97 KP 1.04 ! LA 1.03 MK 1.04 OV 0.94 PT 0.87 ! SC 1.03 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 1.01 HN 0.97 KP 1.05 ! LA 1.01 MK 1.02 OV 0.95 PT 0.87 ! SC 1.01 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 1.06 HN 0.96 KP 1.04 ! LA 1.04 MK 1.04 OV 0.96 PT 0.85 ! SC 1.03 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 1.05 HN 0.98 KP 1.06 ! LA 1.02 MK 1.02 OV 0.95 PT 0.89 ! SC 0.99 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 1.04 HN 0.96 KP 1.04 ! LA 1.00 MK 1.06 OV 0.93 PT 0.86 ! SC 1.02 ! ! ! Fit before self-cal, rms=0.056379Jy sigma=0.472647 ! Fit after self-cal, rms=0.054079Jy sigma=0.459438 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.8923 mas, bmaj=1.854 mas, bpa=-3.125 degrees ! Estimated noise=0.444091 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 (-2.4, 6.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00289225 Jy ! Component: 100 - total flux cleaned = 0.00481629 Jy ! Component: 150 - total flux cleaned = 0.00601606 Jy ! Component: 200 - total flux cleaned = 0.00687072 Jy ! Total flux subtracted in 200 components = 0.00687072 Jy ! Clean residual min=-0.001548 max=0.001608 Jy/beam ! Clean residual mean=-0.000006 rms=0.000391 Jy/beam ! Combined flux in latest and established models = 0.195169 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 67 components and 0.195169 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=0.053894Jy sigma=0.457544 ! Fit after self-cal, rms=0.053874Jy sigma=0.457331 ! 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=0.053874Jy sigma=0.457331 ! Fit after self-cal, rms=0.053620Jy sigma=0.454183 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.892 mas, bmaj=1.854 mas, bpa=-3.088 degrees ! Estimated noise=0.44358 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000803387 Jy ! Component: 100 - total flux cleaned = 0.00128927 Jy ! Component: 150 - total flux cleaned = 0.00158283 Jy ! Component: 200 - total flux cleaned = 0.00177711 Jy ! Total flux subtracted in 200 components = 0.00177711 Jy ! Clean residual min=-0.001097 max=0.000889 Jy/beam ! Clean residual mean=-0.000001 rms=0.000212 Jy/beam ! Combined flux in latest and established models = 0.196946 Jy selfcal ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 77 components and 0.196946 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=0.053584Jy sigma=0.453867 ! Fit after self-cal, rms=0.053580Jy sigma=0.453801 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 = 0.000213786 Jy ! Component: 100 - total flux cleaned = 0.000430712 Jy ! Component: 150 - total flux cleaned = 0.000521215 Jy ! Component: 200 - total flux cleaned = 0.00054809 Jy ! Total flux subtracted in 200 components = 0.00054809 Jy ! Clean residual min=-0.001046 max=0.000874 Jy/beam ! Clean residual mean=-0.000001 rms=0.000205 Jy/beam ! Combined flux in latest and established models = 0.197494 Jy ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 88 components and 0.197494 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=0.053569Jy sigma=0.453708 ! Fit after self-cal, rms=0.053566Jy sigma=0.453694 ! 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=0.053566Jy sigma=0.453694 ! Fit after self-cal, rms=0.053560Jy sigma=0.453656 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8922 mas, bmaj=1.854 mas, bpa=-3.132 degrees ! Estimated noise=0.44316 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000104091 Jy ! Component: 100 - total flux cleaned = 0.000283565 Jy ! Component: 150 - total flux cleaned = 0.00038516 Jy ! Component: 200 - total flux cleaned = 0.000441979 Jy ! Total flux subtracted in 200 components = 0.000441979 Jy ! Clean residual min=-0.000981 max=0.000828 Jy/beam ! Clean residual mean=-0.000001 rms=0.000198 Jy/beam ! Combined flux in latest and established models = 0.197936 Jy selfcal ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 94 components and 0.197936 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=0.053552Jy sigma=0.453589 ! Fit after self-cal, rms=0.053552Jy sigma=0.453580 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 = 6.04063e-05 Jy ! Component: 100 - total flux cleaned = 0.000115614 Jy ! Component: 150 - total flux cleaned = 0.000135872 Jy ! Component: 200 - total flux cleaned = 0.000164453 Jy ! Total flux subtracted in 200 components = 0.000164453 Jy ! Clean residual min=-0.000956 max=0.000814 Jy/beam ! Clean residual mean=-0.000001 rms=0.000196 Jy/beam ! Combined flux in latest and established models = 0.198101 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 97 components and 0.198101 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=0.053547Jy sigma=0.453545 ! Fit after self-cal, rms=0.053546Jy sigma=0.453540 ! 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=0.053546Jy sigma=0.453540 ! Fit after self-cal, rms=0.053548Jy sigma=0.453534 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.251 mas, bmaj=2.936 mas, bpa=9.764 degrees ! Estimated noise=0.55429 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000423807 Jy ! Component: 100 - total flux cleaned = 0.000503571 Jy ! Component: 150 - total flux cleaned = 0.000520553 Jy ! Component: 200 - total flux cleaned = 0.000541679 Jy ! Total flux subtracted in 200 components = 0.000541679 Jy ! Clean residual min=-0.001007 max=0.000916 Jy/beam ! Clean residual mean=-0.000003 rms=0.000239 Jy/beam ! Combined flux in latest and established models = 0.198642 Jy selfcal ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 107 components and 0.198642 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=0.053547Jy sigma=0.453520 ! Fit after self-cal, rms=0.053547Jy sigma=0.453516 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 = 3.92872e-05 Jy ! Component: 100 - total flux cleaned = 3.32247e-05 Jy ! Component: 150 - total flux cleaned = 2.25958e-05 Jy ! Component: 200 - total flux cleaned = 1.81048e-05 Jy ! Total flux subtracted in 200 components = 1.81048e-05 Jy ! Clean residual min=-0.000980 max=0.000895 Jy/beam ! Clean residual mean=-0.000003 rms=0.000237 Jy/beam ! Combined flux in latest and established models = 0.19866 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 113 components and 0.19866 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=0.053547Jy sigma=0.453514 ! Fit after self-cal, rms=0.053547Jy sigma=0.453513 ! 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=0.8925 mas, bmaj=1.855 mas, bpa=-3.162 degrees ! Estimated noise=0.442999 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8925 x 1.855 at -3.162 degrees (North through East) ! Clean map min=-0.00082648 max=0.13778 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=0.6928 mas, bmaj=1.531 mas, bpa=-4.365 degrees ! Estimated noise=0.976961 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.105971 Jy ! Component: 100 - total flux cleaned = 0.135929 Jy ! Component: 150 - total flux cleaned = 0.15158 Jy ! Component: 200 - total flux cleaned = 0.161582 Jy ! Total flux subtracted in 200 components = 0.161582 Jy ! Clean residual min=-0.003261 max=0.005349 Jy/beam ! Clean residual mean=0.000001 rms=0.000708 Jy/beam ! Combined flux in latest and established models = 0.161582 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 17 model components to the UV plane model. ! The established model now contains 17 components and 0.161582 Jy ! Inverting map and beam ! Estimated beam: bmin=0.8925 mas, bmaj=1.855 mas, bpa=-3.162 degrees ! Estimated noise=0.442999 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 = 0.00956974 Jy ! Component: 100 - total flux cleaned = 0.015527 Jy ! Component: 150 - total flux cleaned = 0.0196823 Jy ! Component: 200 - total flux cleaned = 0.0227802 Jy ! Total flux subtracted in 200 components = 0.0227802 Jy ! Clean residual min=-0.001592 max=0.001921 Jy/beam ! Clean residual mean=0.000001 rms=0.000375 Jy/beam ! Combined flux in latest and established models = 0.184363 Jy ! Adding 43 model components to the UV plane model. ! The established model now contains 53 components and 0.184363 Jy ! Inverting map ! Added new window around map position (-0.8, 1.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00245295 Jy ! Component: 100 - total flux cleaned = 0.00444842 Jy ! Component: 150 - total flux cleaned = 0.00609708 Jy ! Component: 200 - total flux cleaned = 0.00746165 Jy ! Total flux subtracted in 200 components = 0.00746165 Jy ! Clean residual min=-0.001084 max=0.000981 Jy/beam ! Clean residual mean=-0.000000 rms=0.000245 Jy/beam ! Combined flux in latest and established models = 0.191824 Jy ! Adding 40 model components to the UV plane model. ! The established model now contains 77 components and 0.191824 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=2.251 mas, bmaj=2.936 mas, bpa=9.764 degrees ! Estimated noise=0.55429 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00192574 Jy ! Component: 100 - total flux cleaned = 0.00326921 Jy ! Component: 150 - total flux cleaned = 0.004244 Jy ! Component: 200 - total flux cleaned = 0.00496315 Jy ! Total flux subtracted in 200 components = 0.00496315 Jy ! Clean residual min=-0.000899 max=0.000925 Jy/beam ! Clean residual mean=-0.000002 rms=0.000253 Jy/beam ! Combined flux in latest and established models = 0.196787 Jy flux_cutoff = imstat(rms) * dynam repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam keep new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000541276 Jy ! Component: 100 - total flux cleaned = 0.000952855 Jy ! Component: 150 - total flux cleaned = 0.00126653 Jy ! Component: 200 - total flux cleaned = 0.00143564 Jy ! Total flux subtracted in 200 components = 0.00143564 Jy ! Clean residual min=-0.000894 max=0.000864 Jy/beam ! Clean residual mean=-0.000003 rms=0.000236 Jy/beam ! Combined flux in latest and established models = 0.198223 Jy ! Adding 76 model components to the UV plane model. ! The established model now contains 136 components and 0.198223 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.8925 mas, bmaj=1.855 mas, bpa=-3.162 degrees ! Estimated noise=0.442999 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 4.99113e-05 Jy ! Component: 100 - total flux cleaned = 5.02995e-05 Jy ! Component: 150 - total flux cleaned = 3.39585e-05 Jy ! Component: 200 - total flux cleaned = 4.83574e-05 Jy ! Total flux subtracted in 200 components = 4.83574e-05 Jy ! Clean residual min=-0.000997 max=0.000761 Jy/beam ! Clean residual mean=-0.000001 rms=0.000195 Jy/beam ! Combined flux in latest and established models = 0.198271 Jy selfcal ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 142 components and 0.198271 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=0.053556Jy sigma=0.453597 ! Fit after self-cal, rms=0.053550Jy sigma=0.453559 wmodel J1755+2023_X_map.mod ! Writing 142 model components to file: J1755+2023_X_map.mod wobs J1755+2023_X_uvs.fits ! Writing UV FITS file: J1755+2023_X_uvs.fits wwins J1755+2023_X_map.win ! wwins: Wrote 4 windows to J1755+2023_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 = -0.000359638 Jy ! Component: 100 - total flux cleaned = -0.000445185 Jy ! Component: 150 - total flux cleaned = -0.000566244 Jy ! Component: 200 - total flux cleaned = -0.000631165 Jy ! Component: 250 - total flux cleaned = -0.0007193 Jy ! Component: 300 - total flux cleaned = -0.000731419 Jy ! Component: 350 - total flux cleaned = -0.000731432 Jy ! Component: 400 - total flux cleaned = -0.000719858 Jy ! Component: 450 - total flux cleaned = -0.00073146 Jy ! Component: 500 - total flux cleaned = -0.000731269 Jy ! Component: 550 - total flux cleaned = -0.000708852 Jy ! Component: 600 - total flux cleaned = -0.000708793 Jy ! Component: 650 - total flux cleaned = -0.000719664 Jy ! Component: 700 - total flux cleaned = -0.00071957 Jy ! Component: 750 - total flux cleaned = -0.000698653 Jy ! Component: 800 - total flux cleaned = -0.000698725 Jy ! Component: 850 - total flux cleaned = -0.00066795 Jy ! Component: 900 - total flux cleaned = -0.000657767 Jy ! Component: 950 - total flux cleaned = -0.000667788 Jy ! Component: 1000 - total flux cleaned = -0.000628029 Jy ! Component: 1050 - total flux cleaned = -0.000618305 Jy ! Component: 1100 - total flux cleaned = -0.000618417 Jy ! Component: 1150 - total flux cleaned = -0.000608789 Jy ! Component: 1200 - total flux cleaned = -0.000599146 Jy ! Component: 1250 - total flux cleaned = -0.000580094 Jy ! Component: 1300 - total flux cleaned = -0.000551804 Jy ! Component: 1350 - total flux cleaned = -0.000533301 Jy ! Component: 1400 - total flux cleaned = -0.000496429 Jy ! Component: 1450 - total flux cleaned = -0.000505745 Jy ! Component: 1500 - total flux cleaned = -0.000496594 Jy ! Component: 1550 - total flux cleaned = -0.000487626 Jy ! Component: 1600 - total flux cleaned = -0.000478702 Jy ! Component: 1650 - total flux cleaned = -0.000469839 Jy ! Component: 1700 - total flux cleaned = -0.000460982 Jy ! Component: 1750 - total flux cleaned = -0.000434814 Jy ! Component: 1800 - total flux cleaned = -0.000426146 Jy ! Component: 1850 - total flux cleaned = -0.00041759 Jy ! Component: 1900 - total flux cleaned = -0.000409114 Jy ! Component: 1950 - total flux cleaned = -0.000409088 Jy ! Component: 2000 - total flux cleaned = -0.000375658 Jy ! Component: 2050 - total flux cleaned = -0.000334135 Jy ! Component: 2100 - total flux cleaned = -0.000334123 Jy ! Component: 2150 - total flux cleaned = -0.000325936 Jy ! Component: 2200 - total flux cleaned = -0.000301572 Jy ! Component: 2250 - total flux cleaned = -0.000285418 Jy ! Component: 2300 - total flux cleaned = -0.000253246 Jy ! Component: 2350 - total flux cleaned = -0.000245297 Jy ! Component: 2400 - total flux cleaned = -0.000229421 Jy ! Component: 2450 - total flux cleaned = -0.000245165 Jy ! Component: 2500 - total flux cleaned = -0.000198418 Jy ! Component: 2550 - total flux cleaned = -0.000190702 Jy ! Component: 2600 - total flux cleaned = -0.000167635 Jy ! Component: 2650 - total flux cleaned = -0.00019056 Jy ! Component: 2700 - total flux cleaned = -0.000175399 Jy ! Component: 2750 - total flux cleaned = -0.000167815 Jy ! Component: 2800 - total flux cleaned = -0.000190283 Jy ! Component: 2850 - total flux cleaned = -0.000153075 Jy ! Component: 2900 - total flux cleaned = -0.000145617 Jy ! Component: 2950 - total flux cleaned = -0.000116181 Jy ! Component: 3000 - total flux cleaned = -0.000152859 Jy ! Component: 3050 - total flux cleaned = -0.000152774 Jy ! Component: 3100 - total flux cleaned = -0.000160026 Jy ! Component: 3150 - total flux cleaned = -0.000167252 Jy ! Component: 3200 - total flux cleaned = -0.000217247 Jy ! Component: 3250 - total flux cleaned = -0.000195886 Jy ! Component: 3300 - total flux cleaned = -0.000202913 Jy ! Component: 3350 - total flux cleaned = -0.000224028 Jy ! Component: 3400 - total flux cleaned = -0.00023804 Jy ! Component: 3450 - total flux cleaned = -0.000244887 Jy ! Component: 3500 - total flux cleaned = -0.000265633 Jy ! Component: 3550 - total flux cleaned = -0.000245071 Jy ! Component: 3600 - total flux cleaned = -0.000251962 Jy ! Component: 3650 - total flux cleaned = -0.000258782 Jy ! Component: 3700 - total flux cleaned = -0.000272336 Jy ! Component: 3750 - total flux cleaned = -0.000265602 Jy ! Component: 3800 - total flux cleaned = -0.000325792 Jy ! Component: 3850 - total flux cleaned = -0.000292503 Jy ! Component: 3900 - total flux cleaned = -0.000325642 Jy ! Component: 3950 - total flux cleaned = -0.000286203 Jy ! Component: 4000 - total flux cleaned = -0.000318979 Jy ! Component: 4050 - total flux cleaned = -0.000338492 Jy ! Total flux subtracted in 4096 components = -0.000364415 Jy ! Clean residual min=-0.000505 max=0.000355 Jy/beam ! Clean residual mean=-0.000001 rms=0.000112 Jy/beam ! Combined flux in latest and established models = 0.197907 Jy keep ! Adding 307 model components to the UV plane model. ! The established model now contains 449 components and 0.197907 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /image_prod/ug002_uva//J1755+2023_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8925 x 1.855 at -3.162 degrees (North through East) ! Clean map min=-0.00063036 max=0.13773 Jy/beam ! Writing clean map to FITS file: /image_prod/ug002_uva//J1755+2023_X_map.fits wmodel /image_prod/ug002_uva//J1755+2023_X_map.mod ! Writing 449 model components to file: /image_prod/ug002_uva//J1755+2023_X_map.mod wobs /image_prod/ug002_uva//J1755+2023_X_uvs.fits ! Writing UV FITS file: /image_prod/ug002_uva//J1755+2023_X_uvs.fits wwins /image_prod/ug002_uva//J1755+2023_X_map.win ! wwins: Wrote 5 windows to /image_prod/ug002_uva//J1755+2023_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.137735 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000111706 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.243307 0.243307 0.486614 0.973229 1.94646 3.89291 7.78583 15.5717 31.1433 62.2866 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0003 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.137 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 1233.01 quit ! Quitting program ! Log file /image_prod/ug002_uva//J1755+2023_X_dfm.log closed on Thu Mar 5 03:32:18 2020