! Started logfile: /vlbi/uf001/uva//J1455-1700_X_dfm.log on Mon Jan 14 03:06:25 2019 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 /vlbi/uf001/uva//J1455-1700_X_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J1455-1700_X_uva.fits ! AN table 1: 58 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.634483 visibilities/baseline/integration-bin. ! Found source: J1455-1700 ! ! 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 19872 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 J1455-1700_X] float lim_self lim_self = 120.0 float lim_val lim_va = 1.2 integer clean_niter clean_niter = 100 float clean_gain clean_gain = 0.03 float dynam dynam = 6.0 float soltime1 soltime1 = 120 float soltime2 soltime2 = 20 float thresh thresh = 0.5 float win_mult win_mult = 1.8 float time_av time_av = 16 float old_peak float new_peak float flux_cutoff print "===============================================================" ! =============================================================== ! print "=== Difmap script: pima_mupet_01.dvm version of 2016.05.19 === " ! === Difmap script: pima_mupet_01.dvm version of 2016.05.19 === ! mapsize field_size, field_cell ! Map grid = 1024x1024 pixels with 0.200x0.200 milli-arcsec cellsize. startmod ! Applying default point source starting model. ! Performing phase self-cal ! Adding 1 model components to the UV plane model. ! The established model now contains 1 components and 1 Jy ! ! Correcting IF 1. ! A total of 139 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 139 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 139 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 139 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 139 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 139 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 139 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 139 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 139 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 139 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 139 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 139 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.004229Jy sigma=23.887594 ! Fit after self-cal, rms=0.948518Jy sigma=22.509177 ! 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=0.6825 mas, bmaj=1.533 mas, bpa=0.4868 degrees ! Estimated noise=0.40614 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 = 0.0368543 Jy ! Component: 100 - total flux cleaned = 0.0464493 Jy ! Total flux subtracted in 100 components = 0.0464493 Jy ! Clean residual min=-0.003371 max=0.005552 Jy/beam ! Clean residual mean=0.000007 rms=0.000876 Jy/beam ! Combined flux in latest and established models = 0.0464493 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 8 components and 0.0464493 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=0.061056Jy sigma=1.408678 ! Fit after self-cal, rms=0.059663Jy sigma=1.374853 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00599553 Jy ! Component: 100 - total flux cleaned = 0.00975128 Jy ! Total flux subtracted in 100 components = 0.00975128 Jy ! Clean residual min=-0.002991 max=0.005536 Jy/beam ! Clean residual mean=0.000006 rms=0.000787 Jy/beam ! Combined flux in latest and established models = 0.0562005 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 29 components and 0.0562005 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=0.058400Jy sigma=1.339131 ! Fit after self-cal, rms=0.058411Jy sigma=1.338902 ! Inverting map ! Added new window around map position (1.4, -0.2). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00554119 Jy ! Component: 100 - total flux cleaned = 0.00885535 Jy ! Total flux subtracted in 100 components = 0.00885535 Jy ! Clean residual min=-0.002866 max=0.003374 Jy/beam ! Clean residual mean=0.000004 rms=0.000691 Jy/beam ! Combined flux in latest and established models = 0.0650559 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 41 components and 0.0650559 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=0.057470Jy sigma=1.313458 ! Fit after self-cal, rms=0.057365Jy sigma=1.310999 ! 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=0.8793 mas, bmaj=1.908 mas, bpa=0.7841 degrees ! Estimated noise=0.215518 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 = 0.00641666 Jy ! Component: 100 - total flux cleaned = 0.0102594 Jy ! Component: 150 - total flux cleaned = 0.0128117 Jy ! Component: 200 - total flux cleaned = 0.014517 Jy ! Total flux subtracted in 200 components = 0.014517 Jy ! Clean residual min=-0.002345 max=0.002860 Jy/beam ! Clean residual mean=0.000006 rms=0.000648 Jy/beam ! Combined flux in latest and established models = 0.0795728 Jy ! Performing phase self-cal ! Adding 32 model components to the UV plane model. ! The established model now contains 63 components and 0.0795728 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=0.056645Jy sigma=1.290302 ! Fit after self-cal, rms=0.056559Jy sigma=1.287923 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8793 x 1.908 at 0.7841 degrees (North through East) ! Clean map min=-0.002072 max=0.05174 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 1.04 HN 0.93 KP 0.98 ! LA 0.93 MK 1.02 NL 1.19 OV 0.94 ! PT 0.89 SC 1.02 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 1.01 HN 1.06 KP 1.08 ! LA 0.98 MK 1.11 NL 1.06 OV 0.96 ! PT 0.90 SC 1.02 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 1.00 HN 1.07 KP 1.04 ! LA 0.88 MK 0.98 NL 1.08 OV 0.99 ! PT 0.93 SC 0.98 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 FD 1.01 HN 1.03 KP 0.98 ! LA 0.96 MK 1.09 NL 1.05 OV 1.00 ! PT 0.89 SC 1.00 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.14 FD 0.98 HN 1.04 KP 1.07 ! LA 0.98 MK 1.01 NL 1.09 OV 0.89 ! PT 0.87 SC 0.98 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 1.00 HN 0.91 KP 1.04 ! LA 0.93 MK 0.98 NL 1.14 OV 0.91 ! PT 0.96 SC 0.98 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.12 FD 1.07 HN 0.96 KP 1.03 ! LA 0.95 MK 0.99 NL 1.05 OV 0.89 ! PT 0.91 SC 1.00 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 0.98 HN 1.00 KP 1.01 ! LA 0.89 MK 1.06 NL 1.13 OV 0.96 ! PT 0.93 SC 0.92 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 0.99 HN 0.92 KP 1.03 ! LA 0.93 MK 0.89 NL 1.16 OV 0.95 ! PT 0.93 SC 0.97 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 1.00 HN 0.97 KP 1.10 ! LA 0.91 MK 1.00 NL 1.15 OV 0.89 ! PT 0.90 SC 0.95 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 0.95 HN 0.93 KP 1.05 ! LA 0.98 MK 1.03 NL 1.02 OV 0.92 ! PT 0.96 SC 0.98 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 1.16 HN 1.01 KP 0.97 ! LA 0.96 MK 1.01 NL 1.08 OV 0.91 ! PT 0.90 SC 0.97 ! ! ! Fit before self-cal, rms=0.056559Jy sigma=1.287923 ! Fit after self-cal, rms=0.056281Jy sigma=1.280475 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.8813 mas, bmaj=1.92 mas, bpa=1.014 degrees ! Estimated noise=0.213173 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 (5.6, 0.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00272554 Jy ! Component: 100 - total flux cleaned = 0.00433583 Jy ! Component: 150 - total flux cleaned = 0.00554554 Jy ! Component: 200 - total flux cleaned = 0.00647454 Jy ! Total flux subtracted in 200 components = 0.00647454 Jy ! Clean residual min=-0.001600 max=0.001803 Jy/beam ! Clean residual mean=0.000004 rms=0.000417 Jy/beam ! Combined flux in latest and established models = 0.0860474 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 82 components and 0.0860474 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=0.056136Jy sigma=1.276506 ! Fit after self-cal, rms=0.056184Jy sigma=1.275607 ! 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=0.056184Jy sigma=1.275607 ! Fit after self-cal, rms=0.056973Jy sigma=1.271356 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8821 mas, bmaj=1.918 mas, bpa=0.7316 degrees ! Estimated noise=0.213861 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00111087 Jy ! Component: 100 - total flux cleaned = 0.00186275 Jy ! Component: 150 - total flux cleaned = 0.00221178 Jy ! Component: 200 - total flux cleaned = 0.0024013 Jy ! Total flux subtracted in 200 components = 0.0024013 Jy ! Clean residual min=-0.001375 max=0.001681 Jy/beam ! Clean residual mean=0.000002 rms=0.000359 Jy/beam ! Combined flux in latest and established models = 0.0884487 Jy selfcal ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 94 components and 0.0884487 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=0.056944Jy sigma=1.270593 ! Fit after self-cal, rms=0.056970Jy sigma=1.270094 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 (11.4, 0.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00154565 Jy ! Component: 100 - total flux cleaned = 0.00237861 Jy ! Component: 150 - total flux cleaned = 0.00292623 Jy ! Component: 200 - total flux cleaned = 0.00330799 Jy ! Total flux subtracted in 200 components = 0.00330799 Jy ! Clean residual min=-0.001210 max=0.001354 Jy/beam ! Clean residual mean=0.000001 rms=0.000315 Jy/beam ! Combined flux in latest and established models = 0.0917567 Jy ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 113 components and 0.0917567 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=0.056923Jy sigma=1.268905 ! Fit after self-cal, rms=0.056915Jy sigma=1.268741 ! Inverting map ! Added new window around map position (-1.4, 9.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000937116 Jy ! Component: 100 - total flux cleaned = 0.00126973 Jy ! Component: 150 - total flux cleaned = 0.00150077 Jy ! Component: 200 - total flux cleaned = 0.00168472 Jy ! Total flux subtracted in 200 components = 0.00168472 Jy ! Clean residual min=-0.001147 max=0.001238 Jy/beam ! Clean residual mean=0.000001 rms=0.000289 Jy/beam ! Combined flux in latest and established models = 0.0934414 Jy ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 133 components and 0.0934414 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=0.056877Jy sigma=1.267917 ! Fit after self-cal, rms=0.056872Jy sigma=1.267844 ! 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=0.056872Jy sigma=1.267844 ! Fit after self-cal, rms=0.056701Jy sigma=1.267525 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8826 mas, bmaj=1.915 mas, bpa=0.7199 degrees ! Estimated noise=0.212706 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000461763 Jy ! Component: 100 - total flux cleaned = 0.000787881 Jy ! Component: 150 - total flux cleaned = 0.00101338 Jy ! Component: 200 - total flux cleaned = 0.00116203 Jy ! Total flux subtracted in 200 components = 0.00116203 Jy ! Clean residual min=-0.001043 max=0.001073 Jy/beam ! Clean residual mean=0.000001 rms=0.000271 Jy/beam ! Combined flux in latest and established models = 0.0946034 Jy selfcal ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 146 components and 0.0946034 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=0.056684Jy sigma=1.267180 ! Fit after self-cal, rms=0.056695Jy sigma=1.267123 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 = 0.000156779 Jy ! Component: 100 - total flux cleaned = 0.000225876 Jy ! Component: 150 - total flux cleaned = 0.000306357 Jy ! Component: 200 - total flux cleaned = 0.000352722 Jy ! Total flux subtracted in 200 components = 0.000352722 Jy ! Clean residual min=-0.001040 max=0.001062 Jy/beam ! Clean residual mean=0.000000 rms=0.000268 Jy/beam ! Combined flux in latest and established models = 0.0949561 Jy ! Performing phase self-cal ! Adding 35 model components to the UV plane model. ! The established model now contains 153 components and 0.0949561 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=0.056685Jy sigma=1.266932 ! Fit after self-cal, rms=0.056684Jy sigma=1.266922 ! 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=0.056684Jy sigma=1.266922 ! Fit after self-cal, rms=0.056554Jy sigma=1.266883 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.251 mas, bmaj=4.083 mas, bpa=6.4 degrees ! Estimated noise=0.271024 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000709747 Jy ! Component: 100 - total flux cleaned = 0.00112323 Jy ! Component: 150 - total flux cleaned = 0.0014279 Jy ! Component: 200 - total flux cleaned = 0.00152207 Jy ! Total flux subtracted in 200 components = 0.00152207 Jy ! Clean residual min=-0.001270 max=0.001188 Jy/beam ! Clean residual mean=0.000000 rms=0.000340 Jy/beam ! Combined flux in latest and established models = 0.0964782 Jy selfcal ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 164 components and 0.0964782 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=0.056551Jy sigma=1.266793 ! Fit after self-cal, rms=0.056553Jy sigma=1.266715 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 = 0.000176151 Jy ! Component: 100 - total flux cleaned = 0.000333753 Jy ! Component: 150 - total flux cleaned = 0.000404238 Jy ! Component: 200 - total flux cleaned = 0.000459416 Jy ! Total flux subtracted in 200 components = 0.000459416 Jy ! Clean residual min=-0.001289 max=0.001189 Jy/beam ! Clean residual mean=0.000000 rms=0.000333 Jy/beam ! Combined flux in latest and established models = 0.0969376 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 168 components and 0.0969376 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=0.056551Jy sigma=1.266678 ! Fit after self-cal, rms=0.056550Jy sigma=1.266663 ! 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=0.8823 mas, bmaj=1.913 mas, bpa=0.6971 degrees ! Estimated noise=0.212206 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8823 x 1.913 at 0.6971 degrees (North through East) ! Clean map min=-0.0012264 max=0.050846 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=0.6813 mas, bmaj=1.532 mas, bpa=0.3712 degrees ! Estimated noise=0.400721 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0372913 Jy ! Component: 100 - total flux cleaned = 0.0478122 Jy ! Component: 150 - total flux cleaned = 0.054752 Jy ! Component: 200 - total flux cleaned = 0.0599589 Jy ! Total flux subtracted in 200 components = 0.0599589 Jy ! Clean residual min=-0.002880 max=0.003012 Jy/beam ! Clean residual mean=0.000005 rms=0.000646 Jy/beam ! Combined flux in latest and established models = 0.0599589 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 21 model components to the UV plane model. ! The established model now contains 21 components and 0.0599589 Jy ! Inverting map and beam ! Estimated beam: bmin=0.8823 mas, bmaj=1.913 mas, bpa=0.6971 degrees ! Estimated noise=0.212206 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 = 0.00759314 Jy ! Component: 100 - total flux cleaned = 0.0122252 Jy ! Component: 150 - total flux cleaned = 0.0156144 Jy ! Component: 200 - total flux cleaned = 0.0182984 Jy ! Total flux subtracted in 200 components = 0.0182984 Jy ! Clean residual min=-0.001823 max=0.002020 Jy/beam ! Clean residual mean=0.000006 rms=0.000499 Jy/beam ! Combined flux in latest and established models = 0.0782573 Jy ! Adding 35 model components to the UV plane model. ! The established model now contains 48 components and 0.0782573 Jy ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 70 mega-wavelengths. clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.251 mas, bmaj=4.083 mas, bpa=6.4 degrees ! Estimated noise=0.271024 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00386736 Jy ! Component: 100 - total flux cleaned = 0.00667991 Jy ! Component: 150 - total flux cleaned = 0.00887505 Jy ! Component: 200 - total flux cleaned = 0.0106284 Jy ! Total flux subtracted in 200 components = 0.0106284 Jy ! Clean residual min=-0.001523 max=0.001638 Jy/beam ! Clean residual mean=0.000006 rms=0.000501 Jy/beam ! Combined flux in latest and established models = 0.0888857 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 = 0.00142549 Jy ! Component: 100 - total flux cleaned = 0.00259907 Jy ! Component: 150 - total flux cleaned = 0.00357244 Jy ! Component: 200 - total flux cleaned = 0.00438669 Jy ! Total flux subtracted in 200 components = 0.00438669 Jy ! Clean residual min=-0.001260 max=0.001255 Jy/beam ! Clean residual mean=0.000003 rms=0.000380 Jy/beam ! Combined flux in latest and established models = 0.0932724 Jy ! Adding 80 model components to the UV plane model. ! The established model now contains 119 components and 0.0932724 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.8823 mas, bmaj=1.913 mas, bpa=0.6971 degrees ! Estimated noise=0.212206 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000531719 Jy ! Component: 100 - total flux cleaned = 0.000799228 Jy ! Component: 150 - total flux cleaned = 0.00102757 Jy ! Component: 200 - total flux cleaned = 0.00123266 Jy ! Total flux subtracted in 200 components = 0.00123266 Jy ! Clean residual min=-0.001185 max=0.001130 Jy/beam ! Clean residual mean=0.000001 rms=0.000271 Jy/beam ! Combined flux in latest and established models = 0.094505 Jy selfcal ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 143 components and 0.094505 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=0.056583Jy sigma=1.267443 ! Fit after self-cal, rms=0.056561Jy sigma=1.267108 wmodel J1455-1700_X_map.mod ! Writing 143 model components to file: J1455-1700_X_map.mod wobs J1455-1700_X_uvs.fits ! Writing UV FITS file: J1455-1700_X_uvs.fits wwins J1455-1700_X_map.win ! wwins: Wrote 5 windows to J1455-1700_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 = -0.000159585 Jy ! Component: 100 - total flux cleaned = -0.000215878 Jy ! Component: 150 - total flux cleaned = -0.000251363 Jy ! Component: 200 - total flux cleaned = -0.000199634 Jy ! Component: 250 - total flux cleaned = -0.000200081 Jy ! Component: 300 - total flux cleaned = -0.000216232 Jy ! Component: 350 - total flux cleaned = -0.000200391 Jy ! Component: 400 - total flux cleaned = -0.000200111 Jy ! Component: 450 - total flux cleaned = -0.000199726 Jy ! Component: 500 - total flux cleaned = -0.000154654 Jy ! Component: 550 - total flux cleaned = -0.000125264 Jy ! Component: 600 - total flux cleaned = -8.19973e-05 Jy ! Component: 650 - total flux cleaned = -6.79821e-05 Jy ! Component: 700 - total flux cleaned = -8.20562e-05 Jy ! Component: 750 - total flux cleaned = -6.87692e-05 Jy ! Component: 800 - total flux cleaned = -6.88267e-05 Jy ! Component: 850 - total flux cleaned = -9.56643e-05 Jy ! Component: 900 - total flux cleaned = -9.5672e-05 Jy ! Component: 950 - total flux cleaned = -5.66598e-05 Jy ! Component: 1000 - total flux cleaned = -5.65985e-05 Jy ! Component: 1050 - total flux cleaned = -3.14052e-05 Jy ! Component: 1100 - total flux cleaned = -1.88262e-05 Jy ! Component: 1150 - total flux cleaned = 5.78845e-06 Jy ! Component: 1200 - total flux cleaned = 3.03039e-05 Jy ! Component: 1250 - total flux cleaned = 1.8175e-05 Jy ! Component: 1300 - total flux cleaned = 7.78309e-05 Jy ! Component: 1350 - total flux cleaned = 8.9652e-05 Jy ! Component: 1400 - total flux cleaned = 0.000124747 Jy ! Component: 1450 - total flux cleaned = 0.000159448 Jy ! Component: 1500 - total flux cleaned = 0.000228168 Jy ! Component: 1550 - total flux cleaned = 0.000239327 Jy ! Component: 1600 - total flux cleaned = 0.000284239 Jy ! Component: 1650 - total flux cleaned = 0.000306541 Jy ! Component: 1700 - total flux cleaned = 0.00036151 Jy ! Component: 1750 - total flux cleaned = 0.000372463 Jy ! Component: 1800 - total flux cleaned = 0.000415565 Jy ! Component: 1850 - total flux cleaned = 0.000436833 Jy ! Component: 1900 - total flux cleaned = 0.000468577 Jy ! Component: 1950 - total flux cleaned = 0.000468561 Jy ! Component: 2000 - total flux cleaned = 0.00045816 Jy ! Component: 2050 - total flux cleaned = 0.000489122 Jy ! Component: 2100 - total flux cleaned = 0.000478847 Jy ! Component: 2150 - total flux cleaned = 0.000489083 Jy ! Component: 2200 - total flux cleaned = 0.000499041 Jy ! Component: 2250 - total flux cleaned = 0.000499016 Jy ! Component: 2300 - total flux cleaned = 0.00046924 Jy ! Component: 2350 - total flux cleaned = 0.000488832 Jy ! Component: 2400 - total flux cleaned = 0.000449646 Jy ! Component: 2450 - total flux cleaned = 0.000439919 Jy ! Component: 2500 - total flux cleaned = 0.000439866 Jy ! Component: 2550 - total flux cleaned = 0.000430335 Jy ! Component: 2600 - total flux cleaned = 0.000420802 Jy ! Component: 2650 - total flux cleaned = 0.000448949 Jy ! Component: 2700 - total flux cleaned = 0.000420787 Jy ! Component: 2750 - total flux cleaned = 0.000411419 Jy ! Component: 2800 - total flux cleaned = 0.000448318 Jy ! Component: 2850 - total flux cleaned = 0.000420675 Jy ! Component: 2900 - total flux cleaned = 0.000384115 Jy ! Component: 2950 - total flux cleaned = 0.000384199 Jy ! Component: 3000 - total flux cleaned = 0.000411364 Jy ! Component: 3050 - total flux cleaned = 0.000384482 Jy ! Component: 3100 - total flux cleaned = 0.000411222 Jy ! Component: 3150 - total flux cleaned = 0.000402324 Jy ! Component: 3200 - total flux cleaned = 0.000402307 Jy ! Component: 3250 - total flux cleaned = 0.000393706 Jy ! Component: 3300 - total flux cleaned = 0.000367764 Jy ! Component: 3350 - total flux cleaned = 0.00040225 Jy ! Component: 3400 - total flux cleaned = 0.000393677 Jy ! Component: 3450 - total flux cleaned = 0.000393725 Jy ! Component: 3500 - total flux cleaned = 0.000410696 Jy ! Component: 3550 - total flux cleaned = 0.000410725 Jy ! Component: 3600 - total flux cleaned = 0.000394009 Jy ! Component: 3650 - total flux cleaned = 0.000352202 Jy ! Component: 3700 - total flux cleaned = 0.000377127 Jy ! Component: 3750 - total flux cleaned = 0.000352321 Jy ! Component: 3800 - total flux cleaned = 0.000385028 Jy ! Component: 3850 - total flux cleaned = 0.000352396 Jy ! Component: 3900 - total flux cleaned = 0.000328036 Jy ! Component: 3950 - total flux cleaned = 0.000311914 Jy ! Component: 4000 - total flux cleaned = 0.000319917 Jy ! Component: 4050 - total flux cleaned = 0.000303926 Jy ! Total flux subtracted in 4096 components = 0.000303902 Jy ! Clean residual min=-0.000486 max=0.000458 Jy/beam ! Clean residual mean=0.000000 rms=0.000135 Jy/beam ! Combined flux in latest and established models = 0.0948089 Jy keep ! Adding 276 model components to the UV plane model. ! The established model now contains 418 components and 0.0948089 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J1455-1700_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8823 x 1.913 at 0.6971 degrees (North through East) ! Clean map min=-0.00075148 max=0.051663 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J1455-1700_X_map.fits wmodel /vlbi/uf001/uva//J1455-1700_X_map.mod ! Writing 418 model components to file: /vlbi/uf001/uva//J1455-1700_X_map.mod wobs /vlbi/uf001/uva//J1455-1700_X_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J1455-1700_X_uvs.fits wwins /vlbi/uf001/uva//J1455-1700_X_map.win ! wwins: Wrote 6 windows to /vlbi/uf001/uva//J1455-1700_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.051663 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000134277 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.779728 0.779728 1.55946 3.11891 6.23782 12.4756 24.9513 49.9026 99.8051 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0004 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.051 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 384.749 quit ! Quitting program ! Log file /vlbi/uf001/uva//J1455-1700_X_dfm.log closed on Mon Jan 14 03:06:30 2019