! Started logfile: /image_prod/ug002_uva//J0118-2141_X_b_dfm.log on Wed Mar 4 18:58:15 2020 float field_size field_size = 1024 float field_cell field_cell = 0.2000 float taper_size taper_size = 70.0 float freq freq = 8.42800 obs /image_prod/ug002_uva//J0118-2141_X_b_uva.fits ! Reading UV FITS file: /image_prod/ug002_uva//J0118-2141_X_b_uva.fits ! AN table 1: 8 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.9 visibilities/baseline/integration-bin. ! Found source: J0118-2141 ! ! 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 3888 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 J0118-2141_X_b] 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=1.514769Jy sigma=12.365554 ! Fit after self-cal, rms=0.347655Jy sigma=2.992488 ! 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=0.5755 mas, bmaj=1.662 mas, bpa=3.372 degrees ! Estimated noise=2.00396 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 = 0.711714 Jy ! Component: 100 - total flux cleaned = 0.977338 Jy ! Total flux subtracted in 100 components = 0.977338 Jy ! Clean residual min=-0.075608 max=0.123597 Jy/beam ! Clean residual mean=-0.000022 rms=0.017168 Jy/beam ! Combined flux in latest and established models = 0.977338 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 6 components and 0.977338 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=0.312062Jy sigma=2.390203 ! Fit after self-cal, rms=0.310766Jy sigma=2.381166 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.139107 Jy ! Component: 100 - total flux cleaned = 0.213046 Jy ! Total flux subtracted in 100 components = 0.213046 Jy ! Clean residual min=-0.054050 max=0.078499 Jy/beam ! Clean residual mean=-0.000018 rms=0.010832 Jy/beam ! Combined flux in latest and established models = 1.19038 Jy ! Performing phase self-cal ! Adding 5 model components to the UV plane model. ! The established model now contains 9 components and 1.19038 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=0.202249Jy sigma=1.540769 ! Fit after self-cal, rms=0.201906Jy sigma=1.537087 ! Inverting map ! Added new window around map position (1.2, 1.8). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0684583 Jy ! Component: 100 - total flux cleaned = 0.109136 Jy ! Total flux subtracted in 100 components = 0.109136 Jy ! Clean residual min=-0.041303 max=0.052352 Jy/beam ! Clean residual mean=-0.000016 rms=0.008553 Jy/beam ! Combined flux in latest and established models = 1.29952 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 16 components and 1.29952 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=0.163943Jy sigma=1.239747 ! Fit after self-cal, rms=0.161457Jy sigma=1.218866 ! 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=0.7208 mas, bmaj=1.955 mas, bpa=3.945 degrees ! Estimated noise=1.42808 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, -3.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0630346 Jy ! Component: 100 - total flux cleaned = 0.097762 Jy ! Component: 150 - total flux cleaned = 0.121985 Jy ! Component: 200 - total flux cleaned = 0.140197 Jy ! Total flux subtracted in 200 components = 0.140197 Jy ! Clean residual min=-0.034754 max=0.038751 Jy/beam ! Clean residual mean=-0.000023 rms=0.008105 Jy/beam ! Combined flux in latest and established models = 1.43972 Jy ! Performing phase self-cal ! Adding 34 model components to the UV plane model. ! The established model now contains 45 components and 1.43972 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=0.130127Jy sigma=0.972968 ! Fit after self-cal, rms=0.128809Jy sigma=0.962335 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7208 x 1.955 at 3.945 degrees (North through East) ! Clean map min=-0.028397 max=0.97688 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 0.99 HN 1.04 KP 1.03 ! LA 0.96 MK 1.02 NL 1.12 OV 0.97 ! PT 0.90 SC 1.01 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 0.99 HN 1.01 KP 1.05 ! LA 0.94 MK 1.02 NL 1.10 OV 0.98 ! PT 0.89 SC 1.01 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 0.97 HN 1.03 KP 1.03 ! LA 0.96 MK 0.97 NL 1.13 OV 0.99 ! PT 0.91 SC 1.02 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 0.98 HN 0.99 KP 1.03 ! LA 0.97 MK 1.03 NL 1.10 OV 0.98 ! PT 0.90 SC 1.01 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 0.99 HN 1.06 KP 1.04 ! LA 0.98 MK 1.01 NL 1.10 OV 0.98 ! PT 0.90 SC 1.02 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 1.00 HN 1.04 KP 1.06 ! LA 0.96 MK 1.03 NL 1.14 OV 0.98 ! PT 0.92 SC 1.00 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 0.99 HN 1.06 KP 1.03 ! LA 0.96 MK 1.02 NL 1.12 OV 0.98 ! PT 0.91 SC 1.02 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 0.99 HN 1.02 KP 1.05 ! LA 0.98 MK 1.01 NL 1.12 OV 0.99 ! PT 0.90 SC 1.06 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 1.00 HN 1.06 KP 1.03 ! LA 0.97 MK 1.01 NL 1.11 OV 1.00 ! PT 0.92 SC 1.01 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 1.01 HN 1.06 KP 1.02 ! LA 0.97 MK 1.02 NL 1.13 OV 0.99 ! PT 0.90 SC 1.01 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 1.01 HN 1.04 KP 1.06 ! LA 0.97 MK 1.04 NL 1.11 OV 1.01 ! PT 0.92 SC 1.07 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 1.00 HN 1.09 KP 1.03 ! LA 0.98 MK 1.02 NL 1.08 OV 1.02 ! PT 0.90 SC 1.04 ! ! ! Fit before self-cal, rms=0.128809Jy sigma=0.962335 ! Fit after self-cal, rms=0.097501Jy sigma=0.716771 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.7269 mas, bmaj=1.963 mas, bpa=4.091 degrees ! Estimated noise=1.43849 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 = -0.0207257 Jy ! Component: 100 - total flux cleaned = -0.0319097 Jy ! Component: 150 - total flux cleaned = -0.0358172 Jy ! Component: 200 - total flux cleaned = -0.0390068 Jy ! Total flux subtracted in 200 components = -0.0390068 Jy ! Clean residual min=-0.015377 max=0.013667 Jy/beam ! Clean residual mean=-0.000006 rms=0.003715 Jy/beam ! Combined flux in latest and established models = 1.40071 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 62 components and 1.40071 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=0.091450Jy sigma=0.676658 ! Fit after self-cal, rms=0.091419Jy sigma=0.676060 ! 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=0.091419Jy sigma=0.676060 ! Fit after self-cal, rms=0.089880Jy sigma=0.665281 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.7282 mas, bmaj=1.964 mas, bpa=4.218 degrees ! Estimated noise=1.43912 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.0133483 Jy ! Component: 100 - total flux cleaned = -0.0188218 Jy ! Component: 150 - total flux cleaned = -0.0204919 Jy ! Component: 200 - total flux cleaned = -0.0214938 Jy ! Total flux subtracted in 200 components = -0.0214938 Jy ! Clean residual min=-0.012334 max=0.012173 Jy/beam ! Clean residual mean=-0.000005 rms=0.003099 Jy/beam ! Combined flux in latest and established models = 1.37922 Jy selfcal ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 73 components and 1.37922 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=0.087108Jy sigma=0.647691 ! Fit after self-cal, rms=0.087105Jy sigma=0.647591 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 = -0.00163754 Jy ! Component: 100 - total flux cleaned = -0.00282729 Jy ! Component: 150 - total flux cleaned = -0.00386524 Jy ! Component: 200 - total flux cleaned = -0.00455829 Jy ! Total flux subtracted in 200 components = -0.00455829 Jy ! Clean residual min=-0.011196 max=0.011841 Jy/beam ! Clean residual mean=-0.000005 rms=0.003046 Jy/beam ! Combined flux in latest and established models = 1.37466 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 81 components and 1.37466 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=0.086644Jy sigma=0.644366 ! Fit after self-cal, rms=0.086634Jy sigma=0.644318 ! 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=0.086634Jy sigma=0.644318 ! Fit after self-cal, rms=0.085186Jy sigma=0.634896 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.7285 mas, bmaj=1.962 mas, bpa=4.329 degrees ! Estimated noise=1.43909 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00973698 Jy ! Component: 100 - total flux cleaned = -0.0133217 Jy ! Component: 150 - total flux cleaned = -0.0141382 Jy ! Component: 200 - total flux cleaned = -0.014957 Jy ! Total flux subtracted in 200 components = -0.014957 Jy ! Clean residual min=-0.009479 max=0.010980 Jy/beam ! Clean residual mean=-0.000004 rms=0.002554 Jy/beam ! Combined flux in latest and established models = 1.3597 Jy selfcal ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 85 components and 1.3597 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=0.083635Jy sigma=0.626059 ! Fit after self-cal, rms=0.083633Jy sigma=0.626004 flux_cutoff = imstat(rms) * dynam ! Inverting map repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! Added new window around map position (-0.4, 9.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00915666 Jy ! Component: 100 - total flux cleaned = 0.00976504 Jy ! Component: 150 - total flux cleaned = 0.00991215 Jy ! Component: 200 - total flux cleaned = 0.0101629 Jy ! Total flux subtracted in 200 components = 0.0101629 Jy ! Clean residual min=-0.008553 max=0.008679 Jy/beam ! Clean residual mean=-0.000003 rms=0.002362 Jy/beam ! Combined flux in latest and established models = 1.36986 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 107 components and 1.36986 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=0.082302Jy sigma=0.617512 ! Fit after self-cal, rms=0.082279Jy sigma=0.617277 ! 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=0.082279Jy sigma=0.617277 ! Fit after self-cal, rms=0.081486Jy sigma=0.612098 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.988 mas, bmaj=5.114 mas, bpa=11.58 degrees ! Estimated noise=2.10382 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00831517 Jy ! Component: 100 - total flux cleaned = -0.00935691 Jy ! Component: 150 - total flux cleaned = -0.00969132 Jy ! Component: 200 - total flux cleaned = -0.00998258 Jy ! Total flux subtracted in 200 components = -0.00998258 Jy ! Clean residual min=-0.013404 max=0.011390 Jy/beam ! Clean residual mean=-0.000004 rms=0.003615 Jy/beam ! Combined flux in latest and established models = 1.35988 Jy selfcal ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 112 components and 1.35988 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=0.080688Jy sigma=0.610275 ! Fit after self-cal, rms=0.080670Jy sigma=0.609759 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 = 0.00011609 Jy ! Component: 100 - total flux cleaned = 0.000126912 Jy ! Component: 150 - total flux cleaned = -0.000217446 Jy ! Component: 200 - total flux cleaned = -0.000520883 Jy ! Total flux subtracted in 200 components = -0.000520883 Jy ! Clean residual min=-0.012949 max=0.010820 Jy/beam ! Clean residual mean=-0.000004 rms=0.003514 Jy/beam ! Combined flux in latest and established models = 1.35936 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 116 components and 1.35936 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=0.080746Jy sigma=0.612263 ! Fit after self-cal, rms=0.080715Jy sigma=0.611781 ! 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=0.7287 mas, bmaj=1.961 mas, bpa=4.44 degrees ! Estimated noise=1.43747 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7287 x 1.961 at 4.44 degrees (North through East) ! Clean map min=-0.0096735 max=0.986 Jy/beam if(peak(flux) > thresh) selfcal true, true clean clean_niter,clean_gain selfcal flux_cutoff = imstat(rms) * dynam repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) selfcal true, true end if ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.080715Jy sigma=0.611781 ! Fit after self-cal, rms=0.074993Jy sigma=0.562542 ! Inverting map and beam ! Estimated beam: bmin=0.7302 mas, bmaj=1.963 mas, bpa=4.601 degrees ! Estimated noise=1.43888 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00455907 Jy ! Component: 100 - total flux cleaned = -0.00490021 Jy ! Component: 150 - total flux cleaned = -0.00533839 Jy ! Component: 200 - total flux cleaned = -0.00533736 Jy ! Total flux subtracted in 200 components = -0.00533736 Jy ! Clean residual min=-0.007797 max=0.006890 Jy/beam ! Clean residual mean=-0.000002 rms=0.001821 Jy/beam ! Combined flux in latest and established models = 1.35402 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 126 components and 1.35402 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=0.074170Jy sigma=0.556110 ! Fit after self-cal, rms=0.074150Jy sigma=0.556071 ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000225134 Jy ! Component: 100 - total flux cleaned = 0.000113428 Jy ! Component: 150 - total flux cleaned = 1.35097e-05 Jy ! Component: 200 - total flux cleaned = 0.000104485 Jy ! Total flux subtracted in 200 components = 0.000104485 Jy ! Clean residual min=-0.007086 max=0.006627 Jy/beam ! Clean residual mean=-0.000002 rms=0.001780 Jy/beam ! Combined flux in latest and established models = 1.35413 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 132 components and 1.35413 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=0.073892Jy sigma=0.553792 ! Fit after self-cal, rms=0.073883Jy sigma=0.553763 ! Inverting map ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.073883Jy sigma=0.553763 ! Fit after self-cal, rms=0.073591Jy sigma=0.552105 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=0.5812 mas, bmaj=1.659 mas, bpa=4.135 degrees ! Estimated noise=2.05235 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.726365 Jy ! Component: 100 - total flux cleaned = 0.994047 Jy ! Component: 150 - total flux cleaned = 1.13304 Jy ! Component: 200 - total flux cleaned = 1.21075 Jy ! Total flux subtracted in 200 components = 1.21075 Jy ! Clean residual min=-0.029926 max=0.042395 Jy/beam ! Clean residual mean=-0.000006 rms=0.006108 Jy/beam ! Combined flux in latest and established models = 1.21075 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 8 model components to the UV plane model. ! The established model now contains 8 components and 1.21075 Jy ! Inverting map and beam ! Estimated beam: bmin=0.7305 mas, bmaj=1.962 mas, bpa=4.658 degrees ! Estimated noise=1.43835 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 = 0.0541036 Jy ! Component: 100 - total flux cleaned = 0.0843636 Jy ! Component: 150 - total flux cleaned = 0.103635 Jy ! Component: 200 - total flux cleaned = 0.115891 Jy ! Total flux subtracted in 200 components = 0.115891 Jy ! Clean residual min=-0.012597 max=0.012892 Jy/beam ! Clean residual mean=-0.000005 rms=0.002318 Jy/beam ! Combined flux in latest and established models = 1.32664 Jy ! Adding 18 model components to the UV plane model. ! The established model now contains 20 components and 1.32664 Jy ! Inverting map ! Added new window around map position (-7, 10.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00775657 Jy ! Component: 100 - total flux cleaned = 0.0102888 Jy ! Component: 150 - total flux cleaned = 0.0115038 Jy ! Component: 200 - total flux cleaned = 0.0125534 Jy ! Total flux subtracted in 200 components = 0.0125534 Jy ! Clean residual min=-0.010096 max=0.008989 Jy/beam ! Clean residual mean=-0.000004 rms=0.001802 Jy/beam ! Combined flux in latest and established models = 1.3392 Jy ! Adding 23 model components to the UV plane model. ! The established model now contains 38 components and 1.3392 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=1.994 mas, bmaj=5.125 mas, bpa=11.72 degrees ! Estimated noise=2.09652 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00592902 Jy ! Component: 100 - total flux cleaned = 0.00720662 Jy ! Component: 150 - total flux cleaned = 0.00720878 Jy ! Component: 200 - total flux cleaned = 0.00710955 Jy ! Total flux subtracted in 200 components = 0.00710955 Jy ! Clean residual min=-0.008015 max=0.009339 Jy/beam ! Clean residual mean=-0.000005 rms=0.002605 Jy/beam ! Combined flux in latest and established models = 1.34631 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 = 2.61261e-06 Jy ! Component: 100 - total flux cleaned = -7.29471e-05 Jy ! Component: 150 - total flux cleaned = 7.53152e-05 Jy ! Component: 200 - total flux cleaned = 7.3892e-05 Jy ! Total flux subtracted in 200 components = 7.3892e-05 Jy ! Clean residual min=-0.008231 max=0.009053 Jy/beam ! Clean residual mean=-0.000004 rms=0.002546 Jy/beam ! Combined flux in latest and established models = 1.34638 Jy ! Adding 44 model components to the UV plane model. ! The established model now contains 78 components and 1.34638 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.7305 mas, bmaj=1.962 mas, bpa=4.658 degrees ! Estimated noise=1.43835 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00224528 Jy ! Component: 100 - total flux cleaned = -0.00245846 Jy ! Component: 150 - total flux cleaned = -0.00210313 Jy ! Component: 200 - total flux cleaned = -0.00194087 Jy ! Total flux subtracted in 200 components = -0.00194087 Jy ! Clean residual min=-0.007130 max=0.007968 Jy/beam ! Clean residual mean=-0.000003 rms=0.001603 Jy/beam ! Combined flux in latest and established models = 1.34444 Jy selfcal ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 90 components and 1.34444 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=0.073111Jy sigma=0.554479 ! Fit after self-cal, rms=0.073005Jy sigma=0.552780 wmodel J0118-2141_X_b_map.mod ! Writing 90 model components to file: J0118-2141_X_b_map.mod wobs J0118-2141_X_b_uvs.fits ! Writing UV FITS file: J0118-2141_X_b_uvs.fits wwins J0118-2141_X_b_map.win ! wwins: Wrote 5 windows to J0118-2141_X_b_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 = 0.0006937 Jy ! Component: 100 - total flux cleaned = 0.000350638 Jy ! Component: 150 - total flux cleaned = 0.000244453 Jy ! Component: 200 - total flux cleaned = 0.000537263 Jy ! Component: 250 - total flux cleaned = 0.000910915 Jy ! Component: 300 - total flux cleaned = 0.00135356 Jy ! Component: 350 - total flux cleaned = 0.00152381 Jy ! Component: 400 - total flux cleaned = 0.00176831 Jy ! Component: 450 - total flux cleaned = 0.00192276 Jy ! Component: 500 - total flux cleaned = 0.00214403 Jy ! Component: 550 - total flux cleaned = 0.00257489 Jy ! Component: 600 - total flux cleaned = 0.00278425 Jy ! Component: 650 - total flux cleaned = 0.00298593 Jy ! Component: 700 - total flux cleaned = 0.00292039 Jy ! Component: 750 - total flux cleaned = 0.00285689 Jy ! Component: 800 - total flux cleaned = 0.00273383 Jy ! Component: 850 - total flux cleaned = 0.00261348 Jy ! Component: 900 - total flux cleaned = 0.00249669 Jy ! Component: 950 - total flux cleaned = 0.0023842 Jy ! Component: 1000 - total flux cleaned = 0.00227196 Jy ! Component: 1050 - total flux cleaned = 0.0021619 Jy ! Component: 1100 - total flux cleaned = 0.00194823 Jy ! Component: 1150 - total flux cleaned = 0.00184326 Jy ! Component: 1200 - total flux cleaned = 0.00168936 Jy ! Component: 1250 - total flux cleaned = 0.00173977 Jy ! Component: 1300 - total flux cleaned = 0.00154267 Jy ! Component: 1350 - total flux cleaned = 0.00144609 Jy ! Component: 1400 - total flux cleaned = 0.00135206 Jy ! Component: 1450 - total flux cleaned = 0.00130501 Jy ! Component: 1500 - total flux cleaned = 0.00130412 Jy ! Component: 1550 - total flux cleaned = 0.00112395 Jy ! Component: 1600 - total flux cleaned = 0.00121211 Jy ! Component: 1650 - total flux cleaned = 0.00116827 Jy ! Component: 1700 - total flux cleaned = 0.00116721 Jy ! Component: 1750 - total flux cleaned = 0.00104123 Jy ! Component: 1800 - total flux cleaned = 0.0010824 Jy ! Component: 1850 - total flux cleaned = 0.00104191 Jy ! Component: 1900 - total flux cleaned = 0.000922129 Jy ! Component: 1950 - total flux cleaned = 0.000843888 Jy ! Component: 2000 - total flux cleaned = 0.000804862 Jy ! Component: 2050 - total flux cleaned = 0.000652308 Jy ! Component: 2100 - total flux cleaned = 0.000690394 Jy ! Component: 2150 - total flux cleaned = 0.000652692 Jy ! Component: 2200 - total flux cleaned = 0.000615414 Jy ! Component: 2250 - total flux cleaned = 0.000434452 Jy ! Component: 2300 - total flux cleaned = 0.000362961 Jy ! Component: 2350 - total flux cleaned = 0.000327552 Jy ! Component: 2400 - total flux cleaned = 0.000154252 Jy ! Component: 2450 - total flux cleaned = 0.000257048 Jy ! Component: 2500 - total flux cleaned = 0.000155708 Jy ! Component: 2550 - total flux cleaned = 0.000122171 Jy ! Component: 2600 - total flux cleaned = 0.000187533 Jy ! Component: 2650 - total flux cleaned = -8.33237e-06 Jy ! Component: 2700 - total flux cleaned = -7.571e-06 Jy ! Component: 2750 - total flux cleaned = -7.79745e-06 Jy ! Component: 2800 - total flux cleaned = -3.91831e-05 Jy ! Component: 2850 - total flux cleaned = -7.03989e-05 Jy ! Component: 2900 - total flux cleaned = 5.27478e-05 Jy ! Component: 2950 - total flux cleaned = 0.000113454 Jy ! Component: 3000 - total flux cleaned = 0.000143444 Jy ! Component: 3050 - total flux cleaned = 0.000143179 Jy ! Component: 3100 - total flux cleaned = 0.000202043 Jy ! Component: 3150 - total flux cleaned = 0.000143707 Jy ! Component: 3200 - total flux cleaned = 0.000229167 Jy ! Component: 3250 - total flux cleaned = 0.000228897 Jy ! Component: 3300 - total flux cleaned = 0.000144488 Jy ! Component: 3350 - total flux cleaned = 0.000255732 Jy ! Component: 3400 - total flux cleaned = 0.00020052 Jy ! Component: 3450 - total flux cleaned = 0.000145974 Jy ! Component: 3500 - total flux cleaned = 0.000226355 Jy ! Component: 3550 - total flux cleaned = 0.000172521 Jy ! Component: 3600 - total flux cleaned = -1.2549e-05 Jy ! Component: 3650 - total flux cleaned = -3.85978e-05 Jy ! Component: 3700 - total flux cleaned = -6.4234e-05 Jy ! Component: 3750 - total flux cleaned = -0.00011537 Jy ! Component: 3800 - total flux cleaned = -1.32064e-05 Jy ! Component: 3850 - total flux cleaned = -0.000114426 Jy ! Component: 3900 - total flux cleaned = -0.000114079 Jy ! Component: 3950 - total flux cleaned = -0.000163556 Jy ! Component: 4000 - total flux cleaned = -6.45077e-05 Jy ! Component: 4050 - total flux cleaned = -4.04874e-05 Jy ! Total flux subtracted in 4096 components = -4.05803e-05 Jy ! Clean residual min=-0.001344 max=0.001324 Jy/beam ! Clean residual mean=-0.000001 rms=0.000448 Jy/beam ! Combined flux in latest and established models = 1.3444 Jy keep ! Adding 320 model components to the UV plane model. ! The established model now contains 410 components and 1.3444 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /image_prod/ug002_uva//J0118-2141_X_b_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7305 x 1.962 at 4.658 degrees (North through East) ! Clean map min=-0.0050175 max=1.0004 Jy/beam ! Writing clean map to FITS file: /image_prod/ug002_uva//J0118-2141_X_b_map.fits wmodel /image_prod/ug002_uva//J0118-2141_X_b_map.mod ! Writing 410 model components to file: /image_prod/ug002_uva//J0118-2141_X_b_map.mod wobs /image_prod/ug002_uva//J0118-2141_X_b_uvs.fits ! Writing UV FITS file: /image_prod/ug002_uva//J0118-2141_X_b_uvs.fits wwins /image_prod/ug002_uva//J0118-2141_X_b_map.win ! wwins: Wrote 6 windows to /image_prod/ug002_uva//J0118-2141_X_b_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 1.00044 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000450957 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.135227 0.135227 0.270454 0.540908 1.08182 2.16363 4.32726 8.65452 17.309 34.6181 69.2362 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0013 print "peak= ", int(1000*peak_flux)/1000 ! peak= 1 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 2218.49 quit ! Quitting program ! Log file /image_prod/ug002_uva//J0118-2141_X_b_dfm.log closed on Wed Mar 4 18:58:19 2020