! Started logfile: /image_prod/ug002_uva//J2042-2223_X_dfm.log on Thu Mar 5 04:56:05 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//J2042-2223_X_uva.fits ! Reading UV FITS file: /image_prod/ug002_uva//J2042-2223_X_uva.fits ! AN table 1: 50 integrations on 28 of 28 possible baselines. ! Apparent sampling: 0.999286 visibilities/baseline/integration-bin. ! Found source: J2042-2223 ! ! 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 121 lines of history. ! ! Reading 16788 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 J2042-2223_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. ! ! 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=1.004778Jy sigma=8.460657 ! Fit after self-cal, rms=0.951978Jy sigma=8.009777 ! 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=0.7652 mas, bmaj=3.33 mas, bpa=20.49 degrees ! Estimated noise=1.2249 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 = 0.0362468 Jy ! Component: 100 - total flux cleaned = 0.0467068 Jy ! Total flux subtracted in 100 components = 0.0467068 Jy ! Clean residual min=-0.004595 max=0.005093 Jy/beam ! Clean residual mean=0.000006 rms=0.000971 Jy/beam ! Combined flux in latest and established models = 0.0467068 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 8 components and 0.0467068 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=0.074689Jy sigma=0.525227 ! Fit after self-cal, rms=0.073682Jy sigma=0.515380 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00723962 Jy ! Component: 100 - total flux cleaned = 0.0116833 Jy ! Total flux subtracted in 100 components = 0.0116833 Jy ! Clean residual min=-0.004006 max=0.003469 Jy/beam ! Clean residual mean=0.000004 rms=0.000802 Jy/beam ! Combined flux in latest and established models = 0.0583901 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 16 components and 0.0583901 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=0.072664Jy sigma=0.505083 ! Fit after self-cal, rms=0.072600Jy sigma=0.504579 ! 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=0.9808 mas, bmaj=3.556 mas, bpa=18.21 degrees ! Estimated noise=0.664941 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 = 0.00494819 Jy ! Component: 100 - total flux cleaned = 0.00653511 Jy ! Component: 150 - total flux cleaned = 0.00663169 Jy ! Component: 200 - total flux cleaned = 0.00670939 Jy ! Total flux subtracted in 200 components = 0.00670939 Jy ! Clean residual min=-0.002547 max=0.003579 Jy/beam ! Clean residual mean=0.000004 rms=0.000682 Jy/beam ! Combined flux in latest and established models = 0.0650995 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 23 components and 0.0650995 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=0.072165Jy sigma=0.501037 ! Fit after self-cal, rms=0.072044Jy sigma=0.500610 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9808 x 3.556 at 18.21 degrees (North through East) ! Clean map min=-0.0026045 max=0.053141 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 0.88 HN 0.83 KP 1.03 ! LA 0.92 NL 1.09 OV 1.07 SC 0.93 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 0.96 HN 0.76 KP 1.07 ! LA 0.95 NL 1.22 OV 0.93 SC 1.05 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 0.96 HN 0.78 KP 1.09 ! LA 0.94 NL 1.12 OV 1.04 SC 0.99 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.10 FD 0.94 HN 0.83 KP 1.07 ! LA 0.95 NL 1.21 OV 0.94 SC 1.04 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 0.94 HN 0.91 KP 1.09 ! LA 0.89 NL 1.16 OV 0.95 SC 0.91 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 0.98 HN 0.78 KP 1.12 ! LA 0.92 NL 1.21 OV 0.90 SC 0.92 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 0.91 HN 0.81 KP 1.07 ! LA 0.90 NL 1.27 OV 1.01 SC 0.98 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 0.96 HN 0.74 KP 1.17 ! LA 0.95 NL 1.18 OV 1.02 SC 0.96 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 0.94 HN 0.73 KP 1.16 ! LA 0.93 NL 1.21 OV 1.00 SC 0.96 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 0.94 HN 0.68 KP 1.14 ! LA 0.95 NL 1.13 OV 0.96 SC 0.87 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 0.91 FD 0.99 HN 0.71 KP 1.08 ! LA 0.97 NL 1.28 OV 0.96 SC 0.80 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 0.93 HN 0.77 KP 1.10 ! LA 0.90 NL 1.16 OV 1.02 SC 0.93 ! ! ! Fit before self-cal, rms=0.072044Jy sigma=0.500610 ! Fit after self-cal, rms=0.062084Jy sigma=0.496508 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.9606 mas, bmaj=3.489 mas, bpa=17.9 degrees ! Estimated noise=0.638472 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 = 0.001947 Jy ! Component: 100 - total flux cleaned = 0.00223187 Jy ! Component: 150 - total flux cleaned = 0.00231029 Jy ! Component: 200 - total flux cleaned = 0.00228307 Jy ! Total flux subtracted in 200 components = 0.00228307 Jy ! Clean residual min=-0.001731 max=0.001994 Jy/beam ! Clean residual mean=0.000001 rms=0.000425 Jy/beam ! Combined flux in latest and established models = 0.0673826 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 38 components and 0.0673826 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=0.061999Jy sigma=0.495886 ! Fit after self-cal, rms=0.061938Jy sigma=0.495141 ! Inverting map ! Added new window around map position (6.4, 4.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00216089 Jy ! Component: 100 - total flux cleaned = 0.00272014 Jy ! Component: 150 - total flux cleaned = 0.002767 Jy ! Component: 200 - total flux cleaned = 0.00260764 Jy ! Total flux subtracted in 200 components = 0.00260764 Jy ! Clean residual min=-0.001486 max=0.001633 Jy/beam ! Clean residual mean=0.000000 rms=0.000366 Jy/beam ! Combined flux in latest and established models = 0.0699902 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 60 components and 0.0699902 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=0.061836Jy sigma=0.494328 ! Fit after self-cal, rms=0.061814Jy sigma=0.494236 ! 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=0.061814Jy sigma=0.494236 ! Fit after self-cal, rms=0.060589Jy sigma=0.493616 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9536 mas, bmaj=3.463 mas, bpa=17.82 degrees ! Estimated noise=0.636656 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00053364 Jy ! Component: 100 - total flux cleaned = 0.000907414 Jy ! Component: 150 - total flux cleaned = 0.00116812 Jy ! Component: 200 - total flux cleaned = 0.00122852 Jy ! Total flux subtracted in 200 components = 0.00122852 Jy ! Clean residual min=-0.001392 max=0.001265 Jy/beam ! Clean residual mean=0.000000 rms=0.000322 Jy/beam ! Combined flux in latest and established models = 0.0712187 Jy selfcal ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 74 components and 0.0712187 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=0.060547Jy sigma=0.493302 ! Fit after self-cal, rms=0.060532Jy sigma=0.493208 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 = 0.000103713 Jy ! Component: 100 - total flux cleaned = 0.00013117 Jy ! Component: 150 - total flux cleaned = 7.89157e-05 Jy ! Component: 200 - total flux cleaned = 2.99829e-05 Jy ! Total flux subtracted in 200 components = 2.99829e-05 Jy ! Clean residual min=-0.001334 max=0.001210 Jy/beam ! Clean residual mean=0.000000 rms=0.000315 Jy/beam ! Combined flux in latest and established models = 0.0712487 Jy ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 84 components and 0.0712487 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=0.060508Jy sigma=0.493040 ! Fit after self-cal, rms=0.060501Jy sigma=0.493021 ! 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=0.060501Jy sigma=0.493021 ! Fit after self-cal, rms=0.060251Jy sigma=0.492849 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9503 mas, bmaj=3.453 mas, bpa=17.87 degrees ! Estimated noise=0.636317 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000352592 Jy ! Component: 100 - total flux cleaned = 0.000535331 Jy ! Component: 150 - total flux cleaned = 0.000559403 Jy ! Component: 200 - total flux cleaned = 0.00058071 Jy ! Total flux subtracted in 200 components = 0.00058071 Jy ! Clean residual min=-0.001277 max=0.001148 Jy/beam ! Clean residual mean=0.000000 rms=0.000302 Jy/beam ! Combined flux in latest and established models = 0.0718294 Jy selfcal ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 89 components and 0.0718294 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=0.060231Jy sigma=0.492705 ! Fit after self-cal, rms=0.060232Jy sigma=0.492665 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 = 0.000101456 Jy ! Component: 100 - total flux cleaned = 8.11563e-05 Jy ! Component: 150 - total flux cleaned = 2.33943e-05 Jy ! Component: 200 - total flux cleaned = -1.28559e-05 Jy ! Total flux subtracted in 200 components = -1.28559e-05 Jy ! Clean residual min=-0.001241 max=0.001132 Jy/beam ! Clean residual mean=0.000000 rms=0.000299 Jy/beam ! Combined flux in latest and established models = 0.0718166 Jy ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 95 components and 0.0718166 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=0.060218Jy sigma=0.492576 ! Fit after self-cal, rms=0.060216Jy sigma=0.492568 ! 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=0.060216Jy sigma=0.492568 ! Fit after self-cal, rms=0.060121Jy sigma=0.492543 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.986 mas, bmaj=4.79 mas, bpa=8.639 degrees ! Estimated noise=0.775331 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000666821 Jy ! Component: 100 - total flux cleaned = 0.0011006 Jy ! Component: 150 - total flux cleaned = 0.00127992 Jy ! Component: 200 - total flux cleaned = 0.00138102 Jy ! Total flux subtracted in 200 components = 0.00138102 Jy ! Clean residual min=-0.001104 max=0.001138 Jy/beam ! Clean residual mean=-0.000000 rms=0.000304 Jy/beam ! Combined flux in latest and established models = 0.0731976 Jy selfcal ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 109 components and 0.0731976 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=0.060116Jy sigma=0.492510 ! Fit after self-cal, rms=0.060112Jy sigma=0.492489 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 = 0.000277001 Jy ! Component: 100 - total flux cleaned = 0.000355935 Jy ! Component: 150 - total flux cleaned = 0.000405243 Jy ! Component: 200 - total flux cleaned = 0.000439354 Jy ! Total flux subtracted in 200 components = 0.000439354 Jy ! Clean residual min=-0.001065 max=0.001071 Jy/beam ! Clean residual mean=-0.000000 rms=0.000297 Jy/beam ! Combined flux in latest and established models = 0.073637 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 117 components and 0.0736369 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=0.060110Jy sigma=0.492477 ! Fit after self-cal, rms=0.060108Jy sigma=0.492473 ! 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=0.9489 mas, bmaj=3.446 mas, bpa=17.91 degrees ! Estimated noise=0.636163 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9489 x 3.446 at 17.91 degrees (North through East) ! Clean map min=-0.0024114 max=0.051247 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=0.748 mas, bmaj=3.246 mas, bpa=20.16 degrees ! Estimated noise=1.14248 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0337228 Jy ! Component: 100 - total flux cleaned = 0.0472602 Jy ! Component: 150 - total flux cleaned = 0.0551436 Jy ! Component: 200 - total flux cleaned = 0.059839 Jy ! Total flux subtracted in 200 components = 0.059839 Jy ! Clean residual min=-0.002972 max=0.003002 Jy/beam ! Clean residual mean=0.000003 rms=0.000681 Jy/beam ! Combined flux in latest and established models = 0.059839 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 18 model components to the UV plane model. ! The established model now contains 18 components and 0.059839 Jy ! Inverting map and beam ! Estimated beam: bmin=0.9489 mas, bmaj=3.446 mas, bpa=17.91 degrees ! Estimated noise=0.636163 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 = 0.00441924 Jy ! Component: 100 - total flux cleaned = 0.00731901 Jy ! Component: 150 - total flux cleaned = 0.00907415 Jy ! Component: 200 - total flux cleaned = 0.0101586 Jy ! Total flux subtracted in 200 components = 0.0101586 Jy ! Clean residual min=-0.001921 max=0.001623 Jy/beam ! Clean residual mean=0.000001 rms=0.000421 Jy/beam ! Combined flux in latest and established models = 0.0699976 Jy ! Adding 27 model components to the UV plane model. ! The established model now contains 41 components and 0.0699976 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=1.986 mas, bmaj=4.79 mas, bpa=8.639 degrees ! Estimated noise=0.775331 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00180151 Jy ! Component: 100 - total flux cleaned = 0.00258548 Jy ! Component: 150 - total flux cleaned = 0.00304544 Jy ! Component: 200 - total flux cleaned = 0.00329133 Jy ! Total flux subtracted in 200 components = 0.00329133 Jy ! Clean residual min=-0.001382 max=0.001318 Jy/beam ! Clean residual mean=0.000000 rms=0.000369 Jy/beam ! Combined flux in latest and established models = 0.0732889 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 = 0.000154381 Jy ! Component: 100 - total flux cleaned = 0.000317823 Jy ! Component: 150 - total flux cleaned = 0.000367361 Jy ! Component: 200 - total flux cleaned = 0.000388501 Jy ! Total flux subtracted in 200 components = 0.000388501 Jy ! Clean residual min=-0.001288 max=0.001307 Jy/beam ! Clean residual mean=-0.000000 rms=0.000339 Jy/beam ! Combined flux in latest and established models = 0.0736774 Jy ! Adding 30 model components to the UV plane model. ! The established model now contains 59 components and 0.0736774 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.9489 mas, bmaj=3.446 mas, bpa=17.91 degrees ! Estimated noise=0.636163 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000603285 Jy ! Component: 100 - total flux cleaned = -0.000818062 Jy ! Component: 150 - total flux cleaned = -0.00107594 Jy ! Component: 200 - total flux cleaned = -0.00117332 Jy ! Total flux subtracted in 200 components = -0.00117332 Jy ! Clean residual min=-0.001383 max=0.001289 Jy/beam ! Clean residual mean=0.000000 rms=0.000329 Jy/beam ! Combined flux in latest and established models = 0.0725041 Jy selfcal ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 77 components and 0.0725041 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=0.060172Jy sigma=0.493114 ! Fit after self-cal, rms=0.060151Jy sigma=0.492871 wmodel J2042-2223_X_map.mod ! Writing 77 model components to file: J2042-2223_X_map.mod wobs J2042-2223_X_uvs.fits ! Writing UV FITS file: J2042-2223_X_uvs.fits wwins J2042-2223_X_map.win ! wwins: Wrote 2 windows to J2042-2223_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 = -0.000427976 Jy ! Component: 100 - total flux cleaned = -0.000756049 Jy ! Component: 150 - total flux cleaned = -0.00108878 Jy ! Component: 200 - total flux cleaned = -0.00134875 Jy ! Component: 250 - total flux cleaned = -0.00163771 Jy ! Component: 300 - total flux cleaned = -0.00180551 Jy ! Component: 350 - total flux cleaned = -0.00202283 Jy ! Component: 400 - total flux cleaned = -0.00225102 Jy ! Component: 450 - total flux cleaned = -0.00240472 Jy ! Component: 500 - total flux cleaned = -0.00258862 Jy ! Component: 550 - total flux cleaned = -0.00276713 Jy ! Component: 600 - total flux cleaned = -0.0029254 Jy ! Component: 650 - total flux cleaned = -0.00308024 Jy ! Component: 700 - total flux cleaned = -0.00318688 Jy ! Component: 750 - total flux cleaned = -0.00332107 Jy ! Component: 800 - total flux cleaned = -0.00342311 Jy ! Component: 850 - total flux cleaned = -0.00345175 Jy ! Component: 900 - total flux cleaned = -0.00350781 Jy ! Component: 950 - total flux cleaned = -0.00352169 Jy ! Component: 1000 - total flux cleaned = -0.00356283 Jy ! Component: 1050 - total flux cleaned = -0.00360329 Jy ! Component: 1100 - total flux cleaned = -0.0036166 Jy ! Component: 1150 - total flux cleaned = -0.00365592 Jy ! Component: 1200 - total flux cleaned = -0.00369431 Jy ! Component: 1250 - total flux cleaned = -0.00373196 Jy ! Component: 1300 - total flux cleaned = -0.00373181 Jy ! Component: 1350 - total flux cleaned = -0.0037193 Jy ! Component: 1400 - total flux cleaned = -0.00375559 Jy ! Component: 1450 - total flux cleaned = -0.00375549 Jy ! Component: 1500 - total flux cleaned = -0.00375567 Jy ! Component: 1550 - total flux cleaned = -0.00376702 Jy ! Component: 1600 - total flux cleaned = -0.00372107 Jy ! Component: 1650 - total flux cleaned = -0.00375534 Jy ! Component: 1700 - total flux cleaned = -0.00374404 Jy ! Component: 1750 - total flux cleaned = -0.00374396 Jy ! Component: 1800 - total flux cleaned = -0.00372194 Jy ! Component: 1850 - total flux cleaned = -0.00373286 Jy ! Component: 1900 - total flux cleaned = -0.00375429 Jy ! Component: 1950 - total flux cleaned = -0.00372225 Jy ! Component: 2000 - total flux cleaned = -0.00368021 Jy ! Component: 2050 - total flux cleaned = -0.00372193 Jy ! Component: 2100 - total flux cleaned = -0.00369097 Jy ! Component: 2150 - total flux cleaned = -0.00369097 Jy ! Component: 2200 - total flux cleaned = -0.00369091 Jy ! Component: 2250 - total flux cleaned = -0.00369076 Jy ! Component: 2300 - total flux cleaned = -0.00369086 Jy ! Component: 2350 - total flux cleaned = -0.00366139 Jy ! Component: 2400 - total flux cleaned = -0.00372011 Jy ! Component: 2450 - total flux cleaned = -0.00369107 Jy ! Component: 2500 - total flux cleaned = -0.00371016 Jy ! Component: 2550 - total flux cleaned = -0.00366261 Jy ! Component: 2600 - total flux cleaned = -0.00366274 Jy ! Component: 2650 - total flux cleaned = -0.0036815 Jy ! Component: 2700 - total flux cleaned = -0.0036722 Jy ! Component: 2750 - total flux cleaned = -0.00368149 Jy ! Component: 2800 - total flux cleaned = -0.00367233 Jy ! Component: 2850 - total flux cleaned = -0.00364533 Jy ! Component: 2900 - total flux cleaned = -0.0036722 Jy ! Component: 2950 - total flux cleaned = -0.00366322 Jy ! Component: 3000 - total flux cleaned = -0.00366322 Jy ! Component: 3050 - total flux cleaned = -0.00365443 Jy ! Component: 3100 - total flux cleaned = -0.00366316 Jy ! Component: 3150 - total flux cleaned = -0.00364603 Jy ! Component: 3200 - total flux cleaned = -0.00366327 Jy ! Component: 3250 - total flux cleaned = -0.00368864 Jy ! Component: 3300 - total flux cleaned = -0.0036382 Jy ! Component: 3350 - total flux cleaned = -0.00367167 Jy ! Component: 3400 - total flux cleaned = -0.00368811 Jy ! Component: 3450 - total flux cleaned = -0.00372918 Jy ! Component: 3500 - total flux cleaned = -0.00368019 Jy ! Component: 3550 - total flux cleaned = -0.00371259 Jy ! Component: 3600 - total flux cleaned = -0.00370449 Jy ! Component: 3650 - total flux cleaned = -0.00371248 Jy ! Component: 3700 - total flux cleaned = -0.00372033 Jy ! Component: 3750 - total flux cleaned = -0.00371242 Jy ! Component: 3800 - total flux cleaned = -0.00370459 Jy ! Component: 3850 - total flux cleaned = -0.00372013 Jy ! Component: 3900 - total flux cleaned = -0.00371238 Jy ! Component: 3950 - total flux cleaned = -0.00369704 Jy ! Component: 4000 - total flux cleaned = -0.00369699 Jy ! Component: 4050 - total flux cleaned = -0.00368944 Jy ! Total flux subtracted in 4096 components = -0.00369692 Jy ! Clean residual min=-0.000573 max=0.000454 Jy/beam ! Clean residual mean=-0.000000 rms=0.000131 Jy/beam ! Combined flux in latest and established models = 0.0688072 Jy keep ! Adding 255 model components to the UV plane model. ! The established model now contains 332 components and 0.0688072 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /image_prod/ug002_uva//J2042-2223_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9489 x 3.446 at 17.91 degrees (North through East) ! Clean map min=-0.0017675 max=0.049172 Jy/beam ! Writing clean map to FITS file: /image_prod/ug002_uva//J2042-2223_X_map.fits wmodel /image_prod/ug002_uva//J2042-2223_X_map.mod ! Writing 332 model components to file: /image_prod/ug002_uva//J2042-2223_X_map.mod wobs /image_prod/ug002_uva//J2042-2223_X_uvs.fits ! Writing UV FITS file: /image_prod/ug002_uva//J2042-2223_X_uvs.fits wwins /image_prod/ug002_uva//J2042-2223_X_map.win ! wwins: Wrote 3 windows to /image_prod/ug002_uva//J2042-2223_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0491723 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000129833 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.792109 0.792109 1.58422 3.16844 6.33687 12.6737 25.3475 50.695 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0003 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.049 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 378.735 quit ! Quitting program ! Log file /image_prod/ug002_uva//J2042-2223_X_dfm.log closed on Thu Mar 5 04:56:09 2020