! Started logfile: /image_prod/ug002_uva//J2120-2450_X_dfm.log on Thu Mar 5 05:11:25 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//J2120-2450_X_uva.fits ! Reading UV FITS file: /image_prod/ug002_uva//J2120-2450_X_uva.fits ! AN table 1: 60 integrations on 36 of 36 possible baselines. ! Apparent sampling: 0.997222 visibilities/baseline/integration-bin. ! Found source: J2120-2450 ! ! 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 25848 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 J2120-2450_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=1.003669Jy sigma=8.011827 ! Fit after self-cal, rms=0.943260Jy sigma=7.508632 ! 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=0.5973 mas, bmaj=1.586 mas, bpa=-1.395 degrees ! Estimated noise=1.20969 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 = 0.0464695 Jy ! Component: 100 - total flux cleaned = 0.0566955 Jy ! Total flux subtracted in 100 components = 0.0566955 Jy ! Clean residual min=-0.003172 max=0.004197 Jy/beam ! Clean residual mean=0.000001 rms=0.000815 Jy/beam ! Combined flux in latest and established models = 0.0566955 Jy ! Performing phase self-cal ! Adding 4 model components to the UV plane model. ! The established model now contains 4 components and 0.0566955 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=0.070584Jy sigma=0.487406 ! Fit after self-cal, rms=0.069343Jy sigma=0.478175 ! 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=0.7685 mas, bmaj=1.946 mas, bpa=-1.198 degrees ! Estimated noise=0.56761 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 = 0.00471022 Jy ! Component: 100 - total flux cleaned = 0.00532674 Jy ! Component: 150 - total flux cleaned = 0.00532137 Jy ! Component: 200 - total flux cleaned = 0.00531589 Jy ! Total flux subtracted in 200 components = 0.00531589 Jy ! Clean residual min=-0.002349 max=0.004059 Jy/beam ! Clean residual mean=0.000001 rms=0.000636 Jy/beam ! Combined flux in latest and established models = 0.0620114 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 11 components and 0.0620114 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=0.069114Jy sigma=0.474941 ! Fit after self-cal, rms=0.069096Jy sigma=0.474897 ! Inverting map ! Added new window around map position (1.6, 0.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00318285 Jy ! Component: 100 - total flux cleaned = 0.00361326 Jy ! Component: 150 - total flux cleaned = 0.00400988 Jy ! Component: 200 - total flux cleaned = 0.00425848 Jy ! Total flux subtracted in 200 components = 0.00425848 Jy ! Clean residual min=-0.002449 max=0.003653 Jy/beam ! Clean residual mean=0.000001 rms=0.000563 Jy/beam ! Combined flux in latest and established models = 0.0662699 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 23 components and 0.0662699 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=0.068934Jy sigma=0.473451 ! Fit after self-cal, rms=0.068895Jy sigma=0.473131 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7685 x 1.946 at -1.198 degrees (North through East) ! Clean map min=-0.0021225 max=0.061164 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 1.03 HN 1.18 KP 1.03 ! LA 0.88 MK 1.01 NL 1.14 OV 0.95 ! SC 0.98 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 1.11 HN 1.16 KP 1.05 ! LA 0.90 MK 1.01 NL 1.13 OV 0.93 ! SC 0.98 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.92 FD 0.99 HN 1.18 KP 1.05 ! LA 0.95 MK 1.02 NL 1.21 OV 0.90 ! SC 1.00 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 1.00 HN 1.35 KP 1.13 ! LA 0.92 MK 1.00 NL 1.18 OV 0.89 ! SC 0.99 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 0.96 HN 1.12 KP 1.08 ! LA 0.90 MK 1.04 NL 1.20 OV 0.96 ! SC 1.01 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 0.97 HN 1.17 KP 1.11 ! LA 0.92 MK 1.04 NL 1.21 OV 0.89 ! SC 0.99 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 1.06 HN 1.10 KP 1.08 ! LA 0.94 MK 1.02 NL 1.07 OV 0.93 ! SC 0.94 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 1.03 HN 1.17 KP 1.04 ! LA 0.89 MK 1.01 NL 1.12 OV 0.91 ! SC 0.90 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 0.99 HN 0.96 KP 1.06 ! LA 0.85 MK 1.03 NL 1.14 OV 0.88 ! SC 1.00 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 0.92 FD 1.00 HN 1.11 KP 1.15 ! LA 0.84 MK 1.00 NL 1.18 OV 0.89 ! SC 0.97 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 0.90 FD 1.02 HN 1.00 KP 1.08 ! LA 0.89 MK 0.99 NL 1.16 OV 0.92 ! SC 0.97 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 0.86 FD 0.95 HN 1.01 KP 1.04 ! LA 0.93 MK 0.90 NL 1.15 OV 0.97 ! SC 1.03 ! ! ! Fit before self-cal, rms=0.068895Jy sigma=0.473131 ! Fit after self-cal, rms=0.071496Jy sigma=0.469428 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.7701 mas, bmaj=1.934 mas, bpa=-0.5305 degrees ! Estimated noise=0.569277 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 = -0.000203866 Jy ! Component: 100 - total flux cleaned = -0.00029229 Jy ! Component: 150 - total flux cleaned = -0.000292383 Jy ! Component: 200 - total flux cleaned = -0.000272142 Jy ! Total flux subtracted in 200 components = -0.000272142 Jy ! Clean residual min=-0.001178 max=0.001211 Jy/beam ! Clean residual mean=0.000001 rms=0.000302 Jy/beam ! Combined flux in latest and established models = 0.0659977 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 36 components and 0.0659977 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=0.071467Jy sigma=0.469265 ! Fit after self-cal, rms=0.071635Jy sigma=0.469033 ! 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=0.071635Jy sigma=0.469033 ! Fit after self-cal, rms=0.073708Jy sigma=0.468347 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.771 mas, bmaj=1.934 mas, bpa=-0.6516 degrees ! Estimated noise=0.569436 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000320741 Jy ! Component: 100 - total flux cleaned = -0.000304358 Jy ! Component: 150 - total flux cleaned = -0.00023693 Jy ! Component: 200 - total flux cleaned = -0.000176436 Jy ! Total flux subtracted in 200 components = -0.000176436 Jy ! Clean residual min=-0.001134 max=0.001131 Jy/beam ! Clean residual mean=0.000001 rms=0.000268 Jy/beam ! Combined flux in latest and established models = 0.0658213 Jy selfcal ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 48 components and 0.0658213 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=0.073693Jy sigma=0.468274 ! Fit after self-cal, rms=0.073753Jy sigma=0.468235 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 = -6.98255e-05 Jy ! Component: 100 - total flux cleaned = 2.44307e-06 Jy ! Component: 150 - total flux cleaned = 8.10309e-05 Jy ! Component: 200 - total flux cleaned = 0.00011718 Jy ! Total flux subtracted in 200 components = 0.00011718 Jy ! Clean residual min=-0.001087 max=0.001148 Jy/beam ! Clean residual mean=0.000001 rms=0.000268 Jy/beam ! Combined flux in latest and established models = 0.0659385 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 56 components and 0.0659385 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=0.073745Jy sigma=0.468202 ! Fit after self-cal, rms=0.073744Jy sigma=0.468201 ! Inverting map ! Added new window around map position (-33.4, 7.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000915074 Jy ! Component: 100 - total flux cleaned = 0.00106062 Jy ! Component: 150 - total flux cleaned = 0.00108819 Jy ! Component: 200 - total flux cleaned = 0.00113949 Jy ! Total flux subtracted in 200 components = 0.00113949 Jy ! Clean residual min=-0.001046 max=0.001073 Jy/beam ! Clean residual mean=0.000001 rms=0.000262 Jy/beam ! Combined flux in latest and established models = 0.067078 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 68 components and 0.067078 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=0.073727Jy sigma=0.468112 ! Fit after self-cal, rms=0.073728Jy sigma=0.468098 ! 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=0.073728Jy sigma=0.468098 ! Fit after self-cal, rms=0.074692Jy sigma=0.468034 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.771 mas, bmaj=1.934 mas, bpa=-0.6391 degrees ! Estimated noise=0.568843 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00010988 Jy ! Component: 100 - total flux cleaned = -3.44828e-05 Jy ! Component: 150 - total flux cleaned = 5.98022e-06 Jy ! Component: 200 - total flux cleaned = 3.11436e-05 Jy ! Total flux subtracted in 200 components = 3.11436e-05 Jy ! Clean residual min=-0.001007 max=0.001111 Jy/beam ! Clean residual mean=0.000001 rms=0.000253 Jy/beam ! Combined flux in latest and established models = 0.0671091 Jy selfcal ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 73 components and 0.0671091 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=0.074683Jy sigma=0.467993 ! Fit after self-cal, rms=0.074706Jy sigma=0.467985 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 (-38, -24.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000818113 Jy ! Component: 100 - total flux cleaned = 0.000924512 Jy ! Component: 150 - total flux cleaned = 0.000941669 Jy ! Component: 200 - total flux cleaned = 0.000940929 Jy ! Total flux subtracted in 200 components = 0.000940929 Jy ! Clean residual min=-0.001033 max=0.000965 Jy/beam ! Clean residual mean=0.000001 rms=0.000244 Jy/beam ! Combined flux in latest and established models = 0.0680501 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 89 components and 0.0680501 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=0.074688Jy sigma=0.467872 ! Fit after self-cal, rms=0.074687Jy sigma=0.467857 ! 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=0.074687Jy sigma=0.467857 ! Fit after self-cal, rms=0.074810Jy sigma=0.467840 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.065 mas, bmaj=4.841 mas, bpa=6.699 degrees ! Estimated noise=0.729788 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000258248 Jy ! Component: 100 - total flux cleaned = 0.000245165 Jy ! Component: 150 - total flux cleaned = 0.000232506 Jy ! Component: 200 - total flux cleaned = 0.000252617 Jy ! Total flux subtracted in 200 components = 0.000252617 Jy ! Clean residual min=-0.001143 max=0.001099 Jy/beam ! Clean residual mean=0.000002 rms=0.000292 Jy/beam ! Combined flux in latest and established models = 0.0683027 Jy selfcal ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 98 components and 0.0683027 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=0.074807Jy sigma=0.467832 ! Fit after self-cal, rms=0.074813Jy sigma=0.467826 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 = 3.47317e-05 Jy ! Component: 100 - total flux cleaned = 7.56932e-05 Jy ! Component: 150 - total flux cleaned = 0.000122966 Jy ! Component: 200 - total flux cleaned = 0.000149943 Jy ! Total flux subtracted in 200 components = 0.000149943 Jy ! Clean residual min=-0.001145 max=0.001117 Jy/beam ! Clean residual mean=0.000002 rms=0.000292 Jy/beam ! Combined flux in latest and established models = 0.0684526 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 100 components and 0.0684526 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=0.074811Jy sigma=0.467818 ! Fit after self-cal, rms=0.074809Jy sigma=0.467816 ! 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=0.7708 mas, bmaj=1.934 mas, bpa=-0.613 degrees ! Estimated noise=0.567578 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7708 x 1.934 at -0.613 degrees (North through East) ! Clean map min=-0.00089948 max=0.061611 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=0.5969 mas, bmaj=1.568 mas, bpa=-0.6923 degrees ! Estimated noise=1.21083 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0476902 Jy ! Component: 100 - total flux cleaned = 0.0581093 Jy ! Component: 150 - total flux cleaned = 0.0615787 Jy ! Component: 200 - total flux cleaned = 0.0633504 Jy ! Total flux subtracted in 200 components = 0.0633504 Jy ! Clean residual min=-0.002603 max=0.002272 Jy/beam ! Clean residual mean=0.000001 rms=0.000563 Jy/beam ! Combined flux in latest and established models = 0.0633504 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 14 model components to the UV plane model. ! The established model now contains 14 components and 0.0633504 Jy ! Inverting map and beam ! Estimated beam: bmin=0.7708 mas, bmaj=1.934 mas, bpa=-0.613 degrees ! Estimated noise=0.567578 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 = 0.00177606 Jy ! Component: 100 - total flux cleaned = 0.00248695 Jy ! Component: 150 - total flux cleaned = 0.00312379 Jy ! Component: 200 - total flux cleaned = 0.0036281 Jy ! Total flux subtracted in 200 components = 0.0036281 Jy ! Clean residual min=-0.001085 max=0.001032 Jy/beam ! Clean residual mean=0.000001 rms=0.000266 Jy/beam ! Combined flux in latest and established models = 0.0669785 Jy ! Adding 21 model components to the UV plane model. ! The established model now contains 31 components and 0.0669785 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=2.065 mas, bmaj=4.841 mas, bpa=6.699 degrees ! Estimated noise=0.729788 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000770626 Jy ! Component: 100 - total flux cleaned = 0.00115212 Jy ! Component: 150 - total flux cleaned = 0.00142635 Jy ! Component: 200 - total flux cleaned = 0.00159083 Jy ! Total flux subtracted in 200 components = 0.00159083 Jy ! Clean residual min=-0.001204 max=0.001118 Jy/beam ! Clean residual mean=0.000002 rms=0.000297 Jy/beam ! Combined flux in latest and established models = 0.0685694 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 = 8.21057e-05 Jy ! Component: 100 - total flux cleaned = 0.000144854 Jy ! Component: 150 - total flux cleaned = 0.000168001 Jy ! Component: 200 - total flux cleaned = 0.000178945 Jy ! Total flux subtracted in 200 components = 0.000178945 Jy ! Clean residual min=-0.001212 max=0.001094 Jy/beam ! Clean residual mean=0.000002 rms=0.000295 Jy/beam ! Combined flux in latest and established models = 0.0687483 Jy ! Adding 27 model components to the UV plane model. ! The established model now contains 52 components and 0.0687483 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.7708 mas, bmaj=1.934 mas, bpa=-0.613 degrees ! Estimated noise=0.567578 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000316553 Jy ! Component: 100 - total flux cleaned = -0.000266288 Jy ! Component: 150 - total flux cleaned = -0.00022043 Jy ! Component: 200 - total flux cleaned = -0.000132403 Jy ! Total flux subtracted in 200 components = -0.000132403 Jy ! Clean residual min=-0.000969 max=0.000999 Jy/beam ! Clean residual mean=0.000001 rms=0.000248 Jy/beam ! Combined flux in latest and established models = 0.0686159 Jy selfcal ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 69 components and 0.0686159 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=0.074843Jy sigma=0.467982 ! Fit after self-cal, rms=0.074849Jy sigma=0.467958 wmodel J2120-2450_X_map.mod ! Writing 69 model components to file: J2120-2450_X_map.mod wobs J2120-2450_X_uvs.fits ! Writing UV FITS file: J2120-2450_X_uvs.fits wwins J2120-2450_X_map.win ! wwins: Wrote 4 windows to J2120-2450_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 = 2.35259e-05 Jy ! Component: 100 - total flux cleaned = -2.85202e-05 Jy ! Component: 150 - total flux cleaned = -0.000128237 Jy ! Component: 200 - total flux cleaned = -0.000192775 Jy ! Component: 250 - total flux cleaned = -0.000208499 Jy ! Component: 300 - total flux cleaned = -0.00030032 Jy ! Component: 350 - total flux cleaned = -0.000315232 Jy ! Component: 400 - total flux cleaned = -0.000343924 Jy ! Component: 450 - total flux cleaned = -0.000358051 Jy ! Component: 500 - total flux cleaned = -0.000385861 Jy ! Component: 550 - total flux cleaned = -0.000385741 Jy ! Component: 600 - total flux cleaned = -0.000439378 Jy ! Component: 650 - total flux cleaned = -0.000439396 Jy ! Component: 700 - total flux cleaned = -0.000452567 Jy ! Component: 750 - total flux cleaned = -0.000516714 Jy ! Component: 800 - total flux cleaned = -0.000542188 Jy ! Component: 850 - total flux cleaned = -0.00055486 Jy ! Component: 900 - total flux cleaned = -0.000579394 Jy ! Component: 950 - total flux cleaned = -0.000567251 Jy ! Component: 1000 - total flux cleaned = -0.000555284 Jy ! Component: 1050 - total flux cleaned = -0.000567173 Jy ! Component: 1100 - total flux cleaned = -0.000544003 Jy ! Component: 1150 - total flux cleaned = -0.000578779 Jy ! Component: 1200 - total flux cleaned = -0.000544409 Jy ! Component: 1250 - total flux cleaned = -0.000533114 Jy ! Component: 1300 - total flux cleaned = -0.000510729 Jy ! Component: 1350 - total flux cleaned = -0.000510523 Jy ! Component: 1400 - total flux cleaned = -0.00045553 Jy ! Component: 1450 - total flux cleaned = -0.000444703 Jy ! Component: 1500 - total flux cleaned = -0.000434049 Jy ! Component: 1550 - total flux cleaned = -0.000412715 Jy ! Component: 1600 - total flux cleaned = -0.000391735 Jy ! Component: 1650 - total flux cleaned = -0.000339335 Jy ! Component: 1700 - total flux cleaned = -0.000349727 Jy ! Component: 1750 - total flux cleaned = -0.000318928 Jy ! Component: 1800 - total flux cleaned = -0.000278162 Jy ! Component: 1850 - total flux cleaned = -0.000298368 Jy ! Component: 1900 - total flux cleaned = -0.000248142 Jy ! Component: 1950 - total flux cleaned = -0.000238224 Jy ! Component: 2000 - total flux cleaned = -0.000257966 Jy ! Component: 2050 - total flux cleaned = -0.000208811 Jy ! Component: 2100 - total flux cleaned = -0.000228299 Jy ! Component: 2150 - total flux cleaned = -0.000218636 Jy ! Component: 2200 - total flux cleaned = -0.000180324 Jy ! Component: 2250 - total flux cleaned = -0.000228007 Jy ! Component: 2300 - total flux cleaned = -0.00022799 Jy ! Component: 2350 - total flux cleaned = -0.000209291 Jy ! Component: 2400 - total flux cleaned = -0.000237348 Jy ! Component: 2450 - total flux cleaned = -0.000255891 Jy ! Component: 2500 - total flux cleaned = -0.000219137 Jy ! Component: 2550 - total flux cleaned = -0.000255687 Jy ! Component: 2600 - total flux cleaned = -0.000237629 Jy ! Component: 2650 - total flux cleaned = -0.000300775 Jy ! Component: 2700 - total flux cleaned = -0.000282816 Jy ! Component: 2750 - total flux cleaned = -0.000327286 Jy ! Component: 2800 - total flux cleaned = -0.000353756 Jy ! Component: 2850 - total flux cleaned = -0.000388887 Jy ! Component: 2900 - total flux cleaned = -0.000397517 Jy ! Component: 2950 - total flux cleaned = -0.000406171 Jy ! Component: 3000 - total flux cleaned = -0.000406213 Jy ! Component: 3050 - total flux cleaned = -0.00042336 Jy ! Component: 3100 - total flux cleaned = -0.000474614 Jy ! Component: 3150 - total flux cleaned = -0.000449105 Jy ! Component: 3200 - total flux cleaned = -0.00049974 Jy ! Component: 3250 - total flux cleaned = -0.000508114 Jy ! Component: 3300 - total flux cleaned = -0.000558179 Jy ! Component: 3350 - total flux cleaned = -0.00055822 Jy ! Component: 3400 - total flux cleaned = -0.000533497 Jy ! Component: 3450 - total flux cleaned = -0.000566361 Jy ! Component: 3500 - total flux cleaned = -0.000574582 Jy ! Component: 3550 - total flux cleaned = -0.000574523 Jy ! Component: 3600 - total flux cleaned = -0.000606918 Jy ! Component: 3650 - total flux cleaned = -0.00059884 Jy ! Component: 3700 - total flux cleaned = -0.000638871 Jy ! Component: 3750 - total flux cleaned = -0.000654766 Jy ! Component: 3800 - total flux cleaned = -0.000662747 Jy ! Component: 3850 - total flux cleaned = -0.000694264 Jy ! Component: 3900 - total flux cleaned = -0.000662865 Jy ! Component: 3950 - total flux cleaned = -0.000709734 Jy ! Component: 4000 - total flux cleaned = -0.00070972 Jy ! Component: 4050 - total flux cleaned = -0.000748418 Jy ! Total flux subtracted in 4096 components = -0.000748411 Jy ! Clean residual min=-0.000466 max=0.000430 Jy/beam ! Clean residual mean=0.000001 rms=0.000133 Jy/beam ! Combined flux in latest and established models = 0.0678675 Jy keep ! Adding 315 model components to the UV plane model. ! The established model now contains 384 components and 0.0678675 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /image_prod/ug002_uva//J2120-2450_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7708 x 1.934 at -0.613 degrees (North through East) ! Clean map min=-0.00076973 max=0.061378 Jy/beam ! Writing clean map to FITS file: /image_prod/ug002_uva//J2120-2450_X_map.fits wmodel /image_prod/ug002_uva//J2120-2450_X_map.mod ! Writing 384 model components to file: /image_prod/ug002_uva//J2120-2450_X_map.mod wobs /image_prod/ug002_uva//J2120-2450_X_uvs.fits ! Writing UV FITS file: /image_prod/ug002_uva//J2120-2450_X_uvs.fits wwins /image_prod/ug002_uva//J2120-2450_X_map.win ! wwins: Wrote 5 windows to /image_prod/ug002_uva//J2120-2450_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.061378 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.00013214 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.645865 0.645865 1.29173 2.58346 5.16692 10.3338 20.6677 41.3354 82.6708 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0003 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.061 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 464.493 quit ! Quitting program ! Log file /image_prod/ug002_uva//J2120-2450_X_dfm.log closed on Thu Mar 5 05:11:29 2020