! Started logfile: /vlbi/uf001/uva//J0704+4700_X_dfm.log on Sun Jan 13 23:18:03 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//J0704+4700_X_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J0704+4700_X_uva.fits ! AN table 1: 42 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.983598 visibilities/baseline/integration-bin. ! Found source: J0704+4700 ! ! 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 22308 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 J0704+4700_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 60 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 60 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 60 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 60 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 60 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 60 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 60 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 60 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 60 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 60 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 60 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 60 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.009091Jy sigma=20.196001 ! Fit after self-cal, rms=0.913897Jy sigma=18.332028 ! 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=0.7548 mas, bmaj=1.053 mas, bpa=10.12 degrees ! Estimated noise=0.430632 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 = 0.0573618 Jy ! Component: 100 - total flux cleaned = 0.0876744 Jy ! Total flux subtracted in 100 components = 0.0876744 Jy ! Clean residual min=-0.008194 max=0.023761 Jy/beam ! Clean residual mean=-0.000010 rms=0.002336 Jy/beam ! Combined flux in latest and established models = 0.0876744 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 18 components and 0.0876744 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=0.109715Jy sigma=2.006831 ! Fit after self-cal, rms=0.108257Jy sigma=1.979655 ! Inverting map ! Added new window around map position (-0.6, 1.4). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0265642 Jy ! Component: 100 - total flux cleaned = 0.0446657 Jy ! Total flux subtracted in 100 components = 0.0446657 Jy ! Clean residual min=-0.007078 max=0.013488 Jy/beam ! Clean residual mean=-0.000015 rms=0.001804 Jy/beam ! Combined flux in latest and established models = 0.13234 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 29 components and 0.13234 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=0.096582Jy sigma=1.718320 ! Fit after self-cal, rms=0.095887Jy sigma=1.705108 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0163288 Jy ! Component: 100 - total flux cleaned = 0.0272882 Jy ! Total flux subtracted in 100 components = 0.0272882 Jy ! Clean residual min=-0.006276 max=0.011707 Jy/beam ! Clean residual mean=-0.000018 rms=0.001515 Jy/beam ! Combined flux in latest and established models = 0.159628 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 34 components and 0.159628 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=0.090987Jy sigma=1.586751 ! Fit after self-cal, rms=0.090648Jy sigma=1.580599 ! Inverting map ! Added new window around map position (2.2, -1). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0127295 Jy ! Component: 100 - total flux cleaned = 0.02205 Jy ! Total flux subtracted in 100 components = 0.02205 Jy ! Clean residual min=-0.005156 max=0.008251 Jy/beam ! Clean residual mean=-0.000020 rms=0.001302 Jy/beam ! Combined flux in latest and established models = 0.181678 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 52 components and 0.181678 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=0.087165Jy sigma=1.498408 ! Fit after self-cal, rms=0.087036Jy sigma=1.495507 ! Inverting map ! Added new window around map position (1.2, -0.4). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00919511 Jy ! Component: 100 - total flux cleaned = 0.015982 Jy ! Total flux subtracted in 100 components = 0.015982 Jy ! Clean residual min=-0.004497 max=0.005762 Jy/beam ! Clean residual mean=-0.000022 rms=0.001166 Jy/beam ! Combined flux in latest and established models = 0.19766 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 61 components and 0.19766 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=0.085096Jy sigma=1.446666 ! Fit after self-cal, rms=0.085052Jy sigma=1.445207 ! 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=0.9648 mas, bmaj=1.313 mas, bpa=8.013 degrees ! Estimated noise=0.263818 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 = 0.0124443 Jy ! Component: 100 - total flux cleaned = 0.0211821 Jy ! Component: 150 - total flux cleaned = 0.0278725 Jy ! Component: 200 - total flux cleaned = 0.033147 Jy ! Total flux subtracted in 200 components = 0.033147 Jy ! Clean residual min=-0.005854 max=0.008562 Jy/beam ! Clean residual mean=-0.000097 rms=0.001812 Jy/beam ! Combined flux in latest and established models = 0.230807 Jy ! Performing phase self-cal ! Adding 46 model components to the UV plane model. ! The established model now contains 88 components and 0.230807 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=0.082833Jy sigma=1.385929 ! Fit after self-cal, rms=0.082744Jy sigma=1.382546 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9648 x 1.313 at 8.013 degrees (North through East) ! Clean map min=-0.0058793 max=0.07697 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.10 FD 1.11 HN 0.95 KP 1.03 ! LA 0.80 MK 1.04 NL 0.98 OV 0.99 ! PT 0.82 SC 0.95 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.10 FD 1.10 HN 0.96 KP 1.05 ! LA 0.82 MK 1.01 NL 1.02 OV 1.00 ! PT 0.82 SC 1.00 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.12 FD 1.10 HN 0.96 KP 1.05 ! LA 0.80 MK 1.00 NL 0.98 OV 0.95 ! PT 0.84 SC 1.03 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.11 FD 1.13 HN 0.98 KP 1.04 ! LA 0.80 MK 1.05 NL 0.99 OV 0.98 ! PT 0.81 SC 0.96 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.14 FD 1.14 HN 0.94 KP 1.04 ! LA 0.85 MK 1.04 NL 1.02 OV 0.98 ! PT 0.84 SC 1.01 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.12 FD 1.12 HN 0.95 KP 1.05 ! LA 0.81 MK 1.06 NL 1.02 OV 0.98 ! PT 0.83 SC 0.95 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.11 FD 1.11 HN 1.00 KP 1.05 ! LA 0.80 MK 1.07 NL 1.01 OV 0.97 ! PT 0.82 SC 1.10 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.17 FD 1.14 HN 0.93 KP 1.03 ! LA 0.85 MK 1.09 NL 1.05 OV 0.96 ! PT 0.86 SC 1.01 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.12 FD 1.11 HN 0.90 KP 1.07 ! LA 0.81 MK 1.04 NL 1.05 OV 0.97 ! PT 0.83 SC 1.00 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.13 FD 1.09 HN 0.92 KP 1.09 ! LA 0.81 MK 1.03 NL 1.06 OV 0.97 ! PT 0.80 SC 0.98 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 1.12 HN 0.99 KP 1.04 ! LA 0.84 MK 0.98 NL 1.00 OV 0.95 ! PT 0.85 SC 0.93 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 1.07 HN 0.97 KP 1.07 ! LA 0.84 MK 0.98 NL 1.01 OV 1.01 ! PT 0.84 SC 0.87 ! ! ! Fit before self-cal, rms=0.082744Jy sigma=1.382546 ! Fit after self-cal, rms=0.074351Jy sigma=1.321798 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.9734 mas, bmaj=1.331 mas, bpa=7.872 degrees ! Estimated noise=0.255791 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 (3.8, -1.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00541952 Jy ! Component: 100 - total flux cleaned = 0.00651195 Jy ! Component: 150 - total flux cleaned = 0.00684547 Jy ! Component: 200 - total flux cleaned = 0.00683862 Jy ! Total flux subtracted in 200 components = 0.00683862 Jy ! Clean residual min=-0.005115 max=0.005177 Jy/beam ! Clean residual mean=-0.000052 rms=0.001276 Jy/beam ! Combined flux in latest and established models = 0.237646 Jy ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 115 components and 0.237646 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=0.073685Jy sigma=1.307889 ! Fit after self-cal, rms=0.073543Jy sigma=1.305122 ! 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=0.073543Jy sigma=1.305122 ! Fit after self-cal, rms=0.088534Jy sigma=1.238990 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9504 mas, bmaj=1.331 mas, bpa=8.735 degrees ! Estimated noise=0.254868 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00292605 Jy ! Component: 100 - total flux cleaned = 0.00476747 Jy ! Component: 150 - total flux cleaned = 0.00533139 Jy ! Component: 200 - total flux cleaned = 0.00567036 Jy ! Total flux subtracted in 200 components = 0.00567036 Jy ! Clean residual min=-0.002189 max=0.004185 Jy/beam ! Clean residual mean=-0.000011 rms=0.000551 Jy/beam ! Combined flux in latest and established models = 0.243316 Jy selfcal ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 132 components and 0.243316 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=0.088415Jy sigma=1.235471 ! Fit after self-cal, rms=0.088906Jy sigma=1.233667 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 (8, 0.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00402709 Jy ! Component: 100 - total flux cleaned = 0.00614945 Jy ! Component: 150 - total flux cleaned = 0.00699036 Jy ! Component: 200 - total flux cleaned = 0.0074924 Jy ! Total flux subtracted in 200 components = 0.0074924 Jy ! Clean residual min=-0.001995 max=0.002159 Jy/beam ! Clean residual mean=-0.000006 rms=0.000461 Jy/beam ! Combined flux in latest and established models = 0.250809 Jy ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 152 components and 0.250809 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=0.088687Jy sigma=1.228017 ! Fit after self-cal, rms=0.088665Jy sigma=1.227090 ! Inverting map ! Added new window around map position (6.2, 0). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00218217 Jy ! Component: 100 - total flux cleaned = 0.00331194 Jy ! Component: 150 - total flux cleaned = 0.00375029 Jy ! Component: 200 - total flux cleaned = 0.00387939 Jy ! Total flux subtracted in 200 components = 0.00387939 Jy ! Clean residual min=-0.001768 max=0.001632 Jy/beam ! Clean residual mean=-0.000003 rms=0.000424 Jy/beam ! Combined flux in latest and established models = 0.254688 Jy ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 170 components and 0.254688 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=0.088599Jy sigma=1.225272 ! Fit after self-cal, rms=0.088589Jy sigma=1.225003 ! 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=0.088589Jy sigma=1.225003 ! Fit after self-cal, rms=0.093398Jy sigma=1.222516 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9512 mas, bmaj=1.333 mas, bpa=8.668 degrees ! Estimated noise=0.253954 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00162326 Jy ! Component: 100 - total flux cleaned = 0.002614 Jy ! Component: 150 - total flux cleaned = 0.00307318 Jy ! Component: 200 - total flux cleaned = 0.00337496 Jy ! Total flux subtracted in 200 components = 0.00337496 Jy ! Clean residual min=-0.001570 max=0.001403 Jy/beam ! Clean residual mean=-0.000003 rms=0.000332 Jy/beam ! Combined flux in latest and established models = 0.258063 Jy selfcal ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 175 components and 0.258063 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=0.093352Jy sigma=1.221326 ! Fit after self-cal, rms=0.093461Jy sigma=1.221131 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 = 0.000724502 Jy ! Component: 100 - total flux cleaned = 0.0010069 Jy ! Component: 150 - total flux cleaned = 0.00121143 Jy ! Component: 200 - total flux cleaned = 0.00135282 Jy ! Total flux subtracted in 200 components = 0.00135282 Jy ! Clean residual min=-0.001462 max=0.001298 Jy/beam ! Clean residual mean=-0.000002 rms=0.000323 Jy/beam ! Combined flux in latest and established models = 0.259416 Jy ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 185 components and 0.259416 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=0.093443Jy sigma=1.220687 ! Fit after self-cal, rms=0.093444Jy sigma=1.220658 ! 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=0.093444Jy sigma=1.220658 ! Fit after self-cal, rms=0.093792Jy sigma=1.220422 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.243 mas, bmaj=2.365 mas, bpa=39.36 degrees ! Estimated noise=0.336895 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00135097 Jy ! Component: 100 - total flux cleaned = 0.0016727 Jy ! Component: 150 - total flux cleaned = 0.0016964 Jy ! Component: 200 - total flux cleaned = 0.00169687 Jy ! Total flux subtracted in 200 components = 0.00169687 Jy ! Clean residual min=-0.001733 max=0.001965 Jy/beam ! Clean residual mean=-0.000007 rms=0.000420 Jy/beam ! Combined flux in latest and established models = 0.261113 Jy selfcal ! Performing phase self-cal ! Adding 35 model components to the UV plane model. ! The established model now contains 208 components and 0.261113 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=0.093782Jy sigma=1.220233 ! Fit after self-cal, rms=0.093790Jy sigma=1.220168 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 (11.8, 2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00166855 Jy ! Component: 100 - total flux cleaned = 0.00199865 Jy ! Component: 150 - total flux cleaned = 0.0021384 Jy ! Component: 200 - total flux cleaned = 0.00225375 Jy ! Total flux subtracted in 200 components = 0.00225375 Jy ! Clean residual min=-0.001772 max=0.001292 Jy/beam ! Clean residual mean=-0.000003 rms=0.000376 Jy/beam ! Combined flux in latest and established models = 0.263366 Jy ! Performing phase self-cal ! Adding 39 model components to the UV plane model. ! The established model now contains 247 components and 0.263366 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=0.093765Jy sigma=1.219764 ! Fit after self-cal, rms=0.093757Jy sigma=1.219699 ! 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=0.9511 mas, bmaj=1.334 mas, bpa=8.846 degrees ! Estimated noise=0.253628 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9511 x 1.334 at 8.846 degrees (North through East) ! Clean map min=-0.0012347 max=0.071693 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=0.741 mas, bmaj=1.071 mas, bpa=10.93 degrees ! Estimated noise=0.413504 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.05597 Jy ! Component: 100 - total flux cleaned = 0.0915574 Jy ! Component: 150 - total flux cleaned = 0.116744 Jy ! Component: 200 - total flux cleaned = 0.135511 Jy ! Total flux subtracted in 200 components = 0.135511 Jy ! Clean residual min=-0.005483 max=0.010874 Jy/beam ! Clean residual mean=-0.000005 rms=0.001454 Jy/beam ! Combined flux in latest and established models = 0.135511 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 31 model components to the UV plane model. ! The established model now contains 31 components and 0.135511 Jy ! Inverting map and beam ! Estimated beam: bmin=0.9511 mas, bmaj=1.334 mas, bpa=8.846 degrees ! Estimated noise=0.253628 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 = 0.0247039 Jy ! Component: 100 - total flux cleaned = 0.0416538 Jy ! Component: 150 - total flux cleaned = 0.0545003 Jy ! Component: 200 - total flux cleaned = 0.0645102 Jy ! Total flux subtracted in 200 components = 0.0645102 Jy ! Clean residual min=-0.003636 max=0.005948 Jy/beam ! Clean residual mean=-0.000037 rms=0.001157 Jy/beam ! Combined flux in latest and established models = 0.200021 Jy ! Adding 61 model components to the UV plane model. ! The established model now contains 72 components and 0.200021 Jy ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00810257 Jy ! Component: 100 - total flux cleaned = 0.0149095 Jy ! Component: 150 - total flux cleaned = 0.020701 Jy ! Component: 200 - total flux cleaned = 0.0256581 Jy ! Total flux subtracted in 200 components = 0.0256581 Jy ! Clean residual min=-0.002497 max=0.003140 Jy/beam ! Clean residual mean=-0.000023 rms=0.000700 Jy/beam ! Combined flux in latest and established models = 0.225679 Jy ! Adding 58 model components to the UV plane model. ! The established model now contains 112 components and 0.225679 Jy ! Inverting map ! Added new window around map position (-0.8, 0.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00429285 Jy ! Component: 100 - total flux cleaned = 0.00801997 Jy ! Component: 150 - total flux cleaned = 0.0112743 Jy ! Component: 200 - total flux cleaned = 0.0141245 Jy ! Total flux subtracted in 200 components = 0.0141245 Jy ! Clean residual min=-0.001878 max=0.001877 Jy/beam ! Clean residual mean=-0.000015 rms=0.000486 Jy/beam ! Combined flux in latest and established models = 0.239803 Jy ! Adding 59 model components to the UV plane model. ! The established model now contains 150 components and 0.239803 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=2.243 mas, bmaj=2.365 mas, bpa=39.36 degrees ! Estimated noise=0.336895 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00506234 Jy ! Component: 100 - total flux cleaned = 0.00874282 Jy ! Component: 150 - total flux cleaned = 0.0116061 Jy ! Component: 200 - total flux cleaned = 0.0138974 Jy ! Total flux subtracted in 200 components = 0.0138974 Jy ! Clean residual min=-0.002135 max=0.001856 Jy/beam ! Clean residual mean=-0.000017 rms=0.000512 Jy/beam ! Combined flux in latest and established models = 0.253701 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 = 0.00187124 Jy ! Component: 100 - total flux cleaned = 0.00342722 Jy ! Component: 150 - total flux cleaned = 0.00473355 Jy ! Component: 200 - total flux cleaned = 0.00579958 Jy ! Total flux subtracted in 200 components = 0.00579958 Jy ! Clean residual min=-0.001692 max=0.001507 Jy/beam ! Clean residual mean=-0.000008 rms=0.000407 Jy/beam ! Combined flux in latest and established models = 0.2595 Jy ! Adding 155 model components to the UV plane model. ! The established model now contains 268 components and 0.2595 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.9511 mas, bmaj=1.334 mas, bpa=8.846 degrees ! Estimated noise=0.253628 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000960084 Jy ! Component: 100 - total flux cleaned = 0.00159008 Jy ! Component: 150 - total flux cleaned = 0.00205405 Jy ! Component: 200 - total flux cleaned = 0.00238621 Jy ! Total flux subtracted in 200 components = 0.00238621 Jy ! Clean residual min=-0.001296 max=0.001261 Jy/beam ! Clean residual mean=-0.000002 rms=0.000298 Jy/beam ! Combined flux in latest and established models = 0.261887 Jy selfcal ! Performing phase self-cal ! Adding 32 model components to the UV plane model. ! The established model now contains 299 components and 0.261886 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=0.093768Jy sigma=1.219700 ! Fit after self-cal, rms=0.093737Jy sigma=1.219027 wmodel J0704+4700_X_map.mod ! Writing 299 model components to file: J0704+4700_X_map.mod wobs J0704+4700_X_uvs.fits ! Writing UV FITS file: J0704+4700_X_uvs.fits wwins J0704+4700_X_map.win ! wwins: Wrote 9 windows to J0704+4700_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 = -0.000330102 Jy ! Component: 100 - total flux cleaned = -0.000616953 Jy ! Component: 150 - total flux cleaned = -0.000785212 Jy ! Component: 200 - total flux cleaned = -0.000906517 Jy ! Component: 250 - total flux cleaned = -0.00104405 Jy ! Component: 300 - total flux cleaned = -0.00110126 Jy ! Component: 350 - total flux cleaned = -0.00113893 Jy ! Component: 400 - total flux cleaned = -0.00113934 Jy ! Component: 450 - total flux cleaned = -0.00117586 Jy ! Component: 500 - total flux cleaned = -0.00124722 Jy ! Component: 550 - total flux cleaned = -0.00119401 Jy ! Component: 600 - total flux cleaned = -0.00126409 Jy ! Component: 650 - total flux cleaned = -0.00129854 Jy ! Component: 700 - total flux cleaned = -0.00133248 Jy ! Component: 750 - total flux cleaned = -0.00134931 Jy ! Component: 800 - total flux cleaned = -0.00138299 Jy ! Component: 850 - total flux cleaned = -0.00143259 Jy ! Component: 900 - total flux cleaned = -0.00144895 Jy ! Component: 950 - total flux cleaned = -0.00151347 Jy ! Component: 1000 - total flux cleaned = -0.00146538 Jy ! Component: 1050 - total flux cleaned = -0.00149745 Jy ! Component: 1100 - total flux cleaned = -0.00151316 Jy ! Component: 1150 - total flux cleaned = -0.00152856 Jy ! Component: 1200 - total flux cleaned = -0.00155958 Jy ! Component: 1250 - total flux cleaned = -0.00159009 Jy ! Component: 1300 - total flux cleaned = -0.00165052 Jy ! Component: 1350 - total flux cleaned = -0.00163549 Jy ! Component: 1400 - total flux cleaned = -0.00160564 Jy ! Component: 1450 - total flux cleaned = -0.00170889 Jy ! Component: 1500 - total flux cleaned = -0.00170891 Jy ! Component: 1550 - total flux cleaned = -0.00173789 Jy ! Component: 1600 - total flux cleaned = -0.00179567 Jy ! Component: 1650 - total flux cleaned = -0.00182413 Jy ! Component: 1700 - total flux cleaned = -0.00190943 Jy ! Component: 1750 - total flux cleaned = -0.00192346 Jy ! Component: 1800 - total flux cleaned = -0.00193747 Jy ! Component: 1850 - total flux cleaned = -0.00202079 Jy ! Component: 1900 - total flux cleaned = -0.002076 Jy ! Component: 1950 - total flux cleaned = -0.0021034 Jy ! Component: 2000 - total flux cleaned = -0.00211725 Jy ! Component: 2050 - total flux cleaned = -0.00214449 Jy ! Component: 2100 - total flux cleaned = -0.00221174 Jy ! Component: 2150 - total flux cleaned = -0.00227858 Jy ! Component: 2200 - total flux cleaned = -0.00238463 Jy ! Component: 2250 - total flux cleaned = -0.00241108 Jy ! Component: 2300 - total flux cleaned = -0.002385 Jy ! Component: 2350 - total flux cleaned = -0.00245015 Jy ! Component: 2400 - total flux cleaned = -0.00252776 Jy ! Component: 2450 - total flux cleaned = -0.00254057 Jy ! Component: 2500 - total flux cleaned = -0.00260444 Jy ! Component: 2550 - total flux cleaned = -0.00259161 Jy ! Component: 2600 - total flux cleaned = -0.00257908 Jy ! Component: 2650 - total flux cleaned = -0.00261672 Jy ! Component: 2700 - total flux cleaned = -0.00260421 Jy ! Component: 2750 - total flux cleaned = -0.00266617 Jy ! Component: 2800 - total flux cleaned = -0.00269085 Jy ! Component: 2850 - total flux cleaned = -0.00265411 Jy ! Component: 2900 - total flux cleaned = -0.00267847 Jy ! Component: 2950 - total flux cleaned = -0.00267834 Jy ! Component: 3000 - total flux cleaned = -0.00273863 Jy ! Component: 3050 - total flux cleaned = -0.00269071 Jy ! Component: 3100 - total flux cleaned = -0.0027145 Jy ! Component: 3150 - total flux cleaned = -0.00273832 Jy ! Component: 3200 - total flux cleaned = -0.00279731 Jy ! Component: 3250 - total flux cleaned = -0.00275036 Jy ! Component: 3300 - total flux cleaned = -0.00276212 Jy ! Component: 3350 - total flux cleaned = -0.00277366 Jy ! Component: 3400 - total flux cleaned = -0.00278528 Jy ! Component: 3450 - total flux cleaned = -0.00283133 Jy ! Component: 3500 - total flux cleaned = -0.00281981 Jy ! Component: 3550 - total flux cleaned = -0.00287685 Jy ! Component: 3600 - total flux cleaned = -0.00287688 Jy ! Component: 3650 - total flux cleaned = -0.00291081 Jy ! Component: 3700 - total flux cleaned = -0.00289959 Jy ! Component: 3750 - total flux cleaned = -0.0028549 Jy ! Component: 3800 - total flux cleaned = -0.00287721 Jy ! Component: 3850 - total flux cleaned = -0.00294387 Jy ! Component: 3900 - total flux cleaned = -0.00296593 Jy ! Component: 3950 - total flux cleaned = -0.00297692 Jy ! Component: 4000 - total flux cleaned = -0.00296595 Jy ! Component: 4050 - total flux cleaned = -0.0029986 Jy ! Total flux subtracted in 4096 components = -0.0029551 Jy ! Clean residual min=-0.000647 max=0.000696 Jy/beam ! Clean residual mean=0.000000 rms=0.000188 Jy/beam ! Combined flux in latest and established models = 0.258931 Jy keep ! Adding 334 model components to the UV plane model. ! The established model now contains 633 components and 0.258931 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J0704+4700_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9511 x 1.334 at 8.846 degrees (North through East) ! Clean map min=-0.0010433 max=0.072312 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J0704+4700_X_map.fits wmodel /vlbi/uf001/uva//J0704+4700_X_map.mod ! Writing 633 model components to file: /vlbi/uf001/uva//J0704+4700_X_map.mod wobs /vlbi/uf001/uva//J0704+4700_X_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J0704+4700_X_uvs.fits wwins /vlbi/uf001/uva//J0704+4700_X_map.win ! wwins: Wrote 10 windows to /vlbi/uf001/uva//J0704+4700_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0723122 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000187728 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.778823 0.778823 1.55765 3.11529 6.23058 12.4612 24.9223 49.8446 99.6893 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0005 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.072 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 385.196 quit ! Quitting program ! Log file /vlbi/uf001/uva//J0704+4700_X_dfm.log closed on Sun Jan 13 23:18:09 2019