! Started logfile: /vlbi/uf001/uva//J1819+1543_X_dfm.log on Mon Jan 14 04:34:24 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//J1819+1543_X_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J1819+1543_X_uva.fits ! AN table 1: 72 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.87037 visibilities/baseline/integration-bin. ! Found source: J1819+1543 ! ! 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 33840 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 J1819+1543_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 48 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 48 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 48 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 48 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 48 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 48 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 48 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 48 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 48 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 48 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 48 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 48 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.001449Jy sigma=24.693965 ! Fit after self-cal, rms=0.934961Jy sigma=23.071065 ! 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=0.7297 mas, bmaj=1.581 mas, bpa=-5.401 degrees ! Estimated noise=0.300101 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 = 0.0509848 Jy ! Component: 100 - total flux cleaned = 0.0623608 Jy ! Total flux subtracted in 100 components = 0.0623608 Jy ! Clean residual min=-0.002239 max=0.003853 Jy/beam ! Clean residual mean=0.000003 rms=0.000538 Jy/beam ! Combined flux in latest and established models = 0.0623608 Jy ! Performing phase self-cal ! Adding 4 model components to the UV plane model. ! The established model now contains 4 components and 0.0623608 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=0.052419Jy sigma=1.231161 ! Fit after self-cal, rms=0.051990Jy sigma=1.220862 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00406565 Jy ! Component: 100 - total flux cleaned = 0.00582232 Jy ! Total flux subtracted in 100 components = 0.00582232 Jy ! Clean residual min=-0.002100 max=0.002329 Jy/beam ! Clean residual mean=0.000002 rms=0.000485 Jy/beam ! Combined flux in latest and established models = 0.0681831 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 10 components and 0.0681831 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=0.051667Jy sigma=1.212720 ! Fit after self-cal, rms=0.051665Jy sigma=1.212580 ! 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=0.9151 mas, bmaj=1.868 mas, bpa=-4.293 degrees ! Estimated noise=0.157636 mJy/beam. repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! Added new window around map position (-2, -0.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0027283 Jy ! Component: 100 - total flux cleaned = 0.0043401 Jy ! Component: 150 - total flux cleaned = 0.00545099 Jy ! Component: 200 - total flux cleaned = 0.00606953 Jy ! Total flux subtracted in 200 components = 0.00606953 Jy ! Clean residual min=-0.001722 max=0.002097 Jy/beam ! Clean residual mean=0.000001 rms=0.000357 Jy/beam ! Combined flux in latest and established models = 0.0742526 Jy ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 35 components and 0.0742526 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=0.051512Jy sigma=1.208375 ! Fit after self-cal, rms=0.051491Jy sigma=1.207896 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9151 x 1.868 at -4.293 degrees (North through East) ! Clean map min=-0.0016647 max=0.066249 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 FD 1.00 HN 0.96 KP 1.02 ! LA 1.03 MK 1.07 NL 1.10 OV 0.94 ! PT 0.93 SC 1.03 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 0.97 HN 0.99 KP 1.03 ! LA 0.99 MK 1.02 NL 1.13 OV 0.92 ! PT 0.95 SC 0.97 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 0.99 HN 1.00 KP 1.04 ! LA 1.02 MK 1.02 NL 1.11 OV 0.96 ! PT 0.90 SC 1.02 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.11 FD 0.99 HN 0.98 KP 1.05 ! LA 1.02 MK 1.06 NL 1.05 OV 0.88 ! PT 0.95 SC 0.93 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.10 FD 1.03 HN 0.94 KP 1.02 ! LA 0.99 MK 1.03 NL 1.09 OV 0.94 ! PT 0.96 SC 0.96 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 0.99 HN 0.98 KP 1.04 ! LA 0.97 MK 1.05 NL 1.09 OV 0.92 ! PT 0.95 SC 0.99 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 1.06 HN 0.97 KP 1.03 ! LA 0.98 MK 1.03 NL 1.10 OV 0.92 ! PT 0.87 SC 0.94 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 1.00 HN 0.93 KP 1.05 ! LA 1.02 MK 1.01 NL 1.07 OV 0.89 ! PT 0.94 SC 0.97 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 0.98 HN 0.96 KP 1.00 ! LA 0.99 MK 1.03 NL 1.09 OV 0.88 ! PT 0.94 SC 1.02 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 0.97 HN 0.95 KP 1.01 ! LA 1.01 MK 1.01 NL 1.12 OV 0.91 ! PT 0.98 SC 0.98 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 0.95 HN 1.01 KP 1.04 ! LA 1.00 MK 1.01 NL 1.12 OV 0.88 ! PT 0.91 SC 0.99 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 0.96 HN 0.97 KP 1.04 ! LA 0.96 MK 0.97 NL 1.08 OV 0.90 ! PT 0.92 SC 0.99 ! ! ! Fit before self-cal, rms=0.051491Jy sigma=1.207896 ! Fit after self-cal, rms=0.050823Jy sigma=1.200019 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.9162 mas, bmaj=1.882 mas, bpa=-3.917 degrees ! Estimated noise=0.157437 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 = 6.47029e-05 Jy ! Component: 100 - total flux cleaned = 9.14389e-05 Jy ! Component: 150 - total flux cleaned = 0.000183892 Jy ! Component: 200 - total flux cleaned = 0.000241682 Jy ! Total flux subtracted in 200 components = 0.000241682 Jy ! Clean residual min=-0.000935 max=0.001014 Jy/beam ! Clean residual mean=0.000000 rms=0.000225 Jy/beam ! Combined flux in latest and established models = 0.0744943 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 50 components and 0.0744943 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=0.050794Jy sigma=1.199257 ! Fit after self-cal, rms=0.050825Jy sigma=1.198958 ! 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=0.050825Jy sigma=1.198958 ! Fit after self-cal, rms=0.050908Jy sigma=1.196668 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9158 mas, bmaj=1.881 mas, bpa=-3.86 degrees ! Estimated noise=0.157517 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -5.35361e-06 Jy ! Component: 100 - total flux cleaned = -2.20507e-05 Jy ! Component: 150 - total flux cleaned = -3.67607e-05 Jy ! Component: 200 - total flux cleaned = -4.99294e-05 Jy ! Total flux subtracted in 200 components = -4.99294e-05 Jy ! Clean residual min=-0.000891 max=0.000924 Jy/beam ! Clean residual mean=0.000001 rms=0.000208 Jy/beam ! Combined flux in latest and established models = 0.0744444 Jy selfcal ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 58 components and 0.0744444 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=0.050899Jy sigma=1.196428 ! Fit after self-cal, rms=0.050908Jy sigma=1.196350 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 (30.8, -11.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00079508 Jy ! Component: 100 - total flux cleaned = 0.00087026 Jy ! Component: 150 - total flux cleaned = 0.000857383 Jy ! Component: 200 - total flux cleaned = 0.000858313 Jy ! Total flux subtracted in 200 components = 0.000858313 Jy ! Clean residual min=-0.000815 max=0.000873 Jy/beam ! Clean residual mean=0.000001 rms=0.000200 Jy/beam ! Combined flux in latest and established models = 0.0753027 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 70 components and 0.0753027 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=0.050893Jy sigma=1.196018 ! Fit after self-cal, rms=0.050891Jy sigma=1.195982 ! Inverting map ! Added new window around map position (-12.4, -36.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00074525 Jy ! Component: 100 - total flux cleaned = 0.000999221 Jy ! Component: 150 - total flux cleaned = 0.00110891 Jy ! Component: 200 - total flux cleaned = 0.00120797 Jy ! Total flux subtracted in 200 components = 0.00120797 Jy ! Clean residual min=-0.000805 max=0.000758 Jy/beam ! Clean residual mean=0.000001 rms=0.000192 Jy/beam ! Combined flux in latest and established models = 0.0765107 Jy ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 83 components and 0.0765107 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=0.050878Jy sigma=1.195651 ! Fit after self-cal, rms=0.050877Jy sigma=1.195611 ! 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=0.050877Jy sigma=1.195611 ! Fit after self-cal, rms=0.050941Jy sigma=1.195532 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9148 mas, bmaj=1.88 mas, bpa=-3.855 degrees ! Estimated noise=0.157606 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000253647 Jy ! Component: 100 - total flux cleaned = 0.000419846 Jy ! Component: 150 - total flux cleaned = 0.000505555 Jy ! Component: 200 - total flux cleaned = 0.000528142 Jy ! Total flux subtracted in 200 components = 0.000528142 Jy ! Clean residual min=-0.000820 max=0.000745 Jy/beam ! Clean residual mean=0.000001 rms=0.000187 Jy/beam ! Combined flux in latest and established models = 0.0770388 Jy selfcal ! Performing phase self-cal ! Adding 34 model components to the UV plane model. ! The established model now contains 95 components and 0.0770388 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=0.050935Jy sigma=1.195373 ! Fit after self-cal, rms=0.050936Jy sigma=1.195361 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 = 0.000110637 Jy ! Component: 100 - total flux cleaned = 0.000152579 Jy ! Component: 150 - total flux cleaned = 0.00018233 Jy ! Component: 200 - total flux cleaned = 0.000210964 Jy ! Total flux subtracted in 200 components = 0.000210964 Jy ! Clean residual min=-0.000819 max=0.000746 Jy/beam ! Clean residual mean=0.000001 rms=0.000185 Jy/beam ! Combined flux in latest and established models = 0.0772498 Jy ! Performing phase self-cal ! Adding 37 model components to the UV plane model. ! The established model now contains 98 components and 0.0772498 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=0.050932Jy sigma=1.195274 ! Fit after self-cal, rms=0.050932Jy sigma=1.195276 ! 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=0.050932Jy sigma=1.195276 ! Fit after self-cal, rms=0.050953Jy sigma=1.195260 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.139 mas, bmaj=2.853 mas, bpa=1.679 degrees ! Estimated noise=0.196662 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000245483 Jy ! Component: 100 - total flux cleaned = 0.000357551 Jy ! Component: 150 - total flux cleaned = 0.000430826 Jy ! Component: 200 - total flux cleaned = 0.000486104 Jy ! Total flux subtracted in 200 components = 0.000486104 Jy ! Clean residual min=-0.000903 max=0.000837 Jy/beam ! Clean residual mean=0.000002 rms=0.000237 Jy/beam ! Combined flux in latest and established models = 0.0777359 Jy selfcal ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 111 components and 0.0777359 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=0.050952Jy sigma=1.195211 ! Fit after self-cal, rms=0.050952Jy sigma=1.195206 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 = 8.85404e-05 Jy ! Component: 100 - total flux cleaned = 0.000142792 Jy ! Component: 150 - total flux cleaned = 0.000185819 Jy ! Component: 200 - total flux cleaned = 0.000213842 Jy ! Total flux subtracted in 200 components = 0.000213842 Jy ! Clean residual min=-0.000889 max=0.000842 Jy/beam ! Clean residual mean=0.000002 rms=0.000234 Jy/beam ! Combined flux in latest and established models = 0.0779497 Jy ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 124 components and 0.0779497 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=0.050952Jy sigma=1.195195 ! Fit after self-cal, rms=0.050952Jy sigma=1.195194 ! 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=0.9142 mas, bmaj=1.879 mas, bpa=-3.855 degrees ! Estimated noise=0.157647 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9142 x 1.879 at -3.855 degrees (North through East) ! Clean map min=-0.00076191 max=0.066257 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=0.7286 mas, bmaj=1.588 mas, bpa=-5.001 degrees ! Estimated noise=0.300302 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0512284 Jy ! Component: 100 - total flux cleaned = 0.0628108 Jy ! Component: 150 - total flux cleaned = 0.0667327 Jy ! Component: 200 - total flux cleaned = 0.0690796 Jy ! Total flux subtracted in 200 components = 0.0690796 Jy ! Clean residual min=-0.001555 max=0.001580 Jy/beam ! Clean residual mean=0.000001 rms=0.000392 Jy/beam ! Combined flux in latest and established models = 0.0690797 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 13 model components to the UV plane model. ! The established model now contains 13 components and 0.0690797 Jy ! Inverting map and beam ! Estimated beam: bmin=0.9142 mas, bmaj=1.879 mas, bpa=-3.855 degrees ! Estimated noise=0.157647 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 = 0.00207629 Jy ! Component: 100 - total flux cleaned = 0.0034867 Jy ! Component: 150 - total flux cleaned = 0.00453448 Jy ! Component: 200 - total flux cleaned = 0.00540111 Jy ! Total flux subtracted in 200 components = 0.00540111 Jy ! Clean residual min=-0.000879 max=0.000851 Jy/beam ! Clean residual mean=0.000001 rms=0.000205 Jy/beam ! Combined flux in latest and established models = 0.0744808 Jy ! Adding 25 model components to the UV plane model. ! The established model now contains 35 components and 0.0744808 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=2.139 mas, bmaj=2.853 mas, bpa=1.679 degrees ! Estimated noise=0.196662 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000980237 Jy ! Component: 100 - total flux cleaned = 0.00161412 Jy ! Component: 150 - total flux cleaned = 0.00198862 Jy ! Component: 200 - total flux cleaned = 0.00228228 Jy ! Total flux subtracted in 200 components = 0.00228228 Jy ! Clean residual min=-0.000949 max=0.000920 Jy/beam ! Clean residual mean=0.000002 rms=0.000246 Jy/beam ! Combined flux in latest and established models = 0.076763 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 = 0.000247612 Jy ! Component: 100 - total flux cleaned = 0.000420595 Jy ! Component: 150 - total flux cleaned = 0.000560286 Jy ! Component: 200 - total flux cleaned = 0.000665318 Jy ! Total flux subtracted in 200 components = 0.000665318 Jy ! Clean residual min=-0.000923 max=0.000883 Jy/beam ! Clean residual mean=0.000002 rms=0.000239 Jy/beam ! Combined flux in latest and established models = 0.0774284 Jy ! Adding 52 model components to the UV plane model. ! The established model now contains 84 components and 0.0774284 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.9142 mas, bmaj=1.879 mas, bpa=-3.855 degrees ! Estimated noise=0.157647 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -3.52054e-05 Jy ! Component: 100 - total flux cleaned = -5.2984e-05 Jy ! Component: 150 - total flux cleaned = -3.70152e-05 Jy ! Component: 200 - total flux cleaned = 6.34182e-06 Jy ! Total flux subtracted in 200 components = 6.34182e-06 Jy ! Clean residual min=-0.000818 max=0.000768 Jy/beam ! Clean residual mean=0.000001 rms=0.000186 Jy/beam ! Combined flux in latest and established models = 0.0774347 Jy selfcal ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 103 components and 0.0774347 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=0.050961Jy sigma=1.195438 ! Fit after self-cal, rms=0.050959Jy sigma=1.195383 wmodel J1819+1543_X_map.mod ! Writing 103 model components to file: J1819+1543_X_map.mod wobs J1819+1543_X_uvs.fits ! Writing UV FITS file: J1819+1543_X_uvs.fits wwins J1819+1543_X_map.win ! wwins: Wrote 4 windows to J1819+1543_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 = -0.000105899 Jy ! Component: 100 - total flux cleaned = -0.000175481 Jy ! Component: 150 - total flux cleaned = -0.000202209 Jy ! Component: 200 - total flux cleaned = -0.000253104 Jy ! Component: 250 - total flux cleaned = -0.000327094 Jy ! Component: 300 - total flux cleaned = -0.000339103 Jy ! Component: 350 - total flux cleaned = -0.000351057 Jy ! Component: 400 - total flux cleaned = -0.000362747 Jy ! Component: 450 - total flux cleaned = -0.000385594 Jy ! Component: 500 - total flux cleaned = -0.000396584 Jy ! Component: 550 - total flux cleaned = -0.000407205 Jy ! Component: 600 - total flux cleaned = -0.00040711 Jy ! Component: 650 - total flux cleaned = -0.000428176 Jy ! Component: 700 - total flux cleaned = -0.000469591 Jy ! Component: 750 - total flux cleaned = -0.000490066 Jy ! Component: 800 - total flux cleaned = -0.000550479 Jy ! Component: 850 - total flux cleaned = -0.00058033 Jy ! Component: 900 - total flux cleaned = -0.000639078 Jy ! Component: 950 - total flux cleaned = -0.000648721 Jy ! Component: 1000 - total flux cleaned = -0.000696528 Jy ! Component: 1050 - total flux cleaned = -0.000715414 Jy ! Component: 1100 - total flux cleaned = -0.000752756 Jy ! Component: 1150 - total flux cleaned = -0.000808078 Jy ! Component: 1200 - total flux cleaned = -0.000789758 Jy ! Component: 1250 - total flux cleaned = -0.000843741 Jy ! Component: 1300 - total flux cleaned = -0.000834888 Jy ! Component: 1350 - total flux cleaned = -0.000870399 Jy ! Component: 1400 - total flux cleaned = -0.000914044 Jy ! Component: 1450 - total flux cleaned = -0.000922596 Jy ! Component: 1500 - total flux cleaned = -0.000957044 Jy ! Component: 1550 - total flux cleaned = -0.000965497 Jy ! Component: 1600 - total flux cleaned = -0.000990842 Jy ! Component: 1650 - total flux cleaned = -0.00102427 Jy ! Component: 1700 - total flux cleaned = -0.00104084 Jy ! Component: 1750 - total flux cleaned = -0.00109812 Jy ! Component: 1800 - total flux cleaned = -0.00109012 Jy ! Component: 1850 - total flux cleaned = -0.00113022 Jy ! Component: 1900 - total flux cleaned = -0.00113028 Jy ! Component: 1950 - total flux cleaned = -0.00118541 Jy ! Component: 2000 - total flux cleaned = -0.00113059 Jy ! Component: 2050 - total flux cleaned = -0.00119255 Jy ! Component: 2100 - total flux cleaned = -0.00120035 Jy ! Component: 2150 - total flux cleaned = -0.00120032 Jy ! Component: 2200 - total flux cleaned = -0.00122309 Jy ! Component: 2250 - total flux cleaned = -0.00123053 Jy ! Component: 2300 - total flux cleaned = -0.00124528 Jy ! Component: 2350 - total flux cleaned = -0.0012453 Jy ! Component: 2400 - total flux cleaned = -0.00127447 Jy ! Component: 2450 - total flux cleaned = -0.00128906 Jy ! Component: 2500 - total flux cleaned = -0.00129628 Jy ! Component: 2550 - total flux cleaned = -0.00129625 Jy ! Component: 2600 - total flux cleaned = -0.00131762 Jy ! Component: 2650 - total flux cleaned = -0.00133176 Jy ! Component: 2700 - total flux cleaned = -0.00135267 Jy ! Component: 2750 - total flux cleaned = -0.00136651 Jy ! Component: 2800 - total flux cleaned = -0.00139421 Jy ! Component: 2850 - total flux cleaned = -0.00137356 Jy ! Component: 2900 - total flux cleaned = -0.00140768 Jy ! Component: 2950 - total flux cleaned = -0.00140084 Jy ! Component: 3000 - total flux cleaned = -0.00139409 Jy ! Component: 3050 - total flux cleaned = -0.00139409 Jy ! Component: 3100 - total flux cleaned = -0.00142735 Jy ! Component: 3150 - total flux cleaned = -0.0014142 Jy ! Component: 3200 - total flux cleaned = -0.00139452 Jy ! Component: 3250 - total flux cleaned = -0.00142072 Jy ! Component: 3300 - total flux cleaned = -0.00143366 Jy ! Component: 3350 - total flux cleaned = -0.00144647 Jy ! Component: 3400 - total flux cleaned = -0.00141437 Jy ! Component: 3450 - total flux cleaned = -0.00144625 Jy ! Component: 3500 - total flux cleaned = -0.00144629 Jy ! Component: 3550 - total flux cleaned = -0.00146517 Jy ! Component: 3600 - total flux cleaned = -0.00145267 Jy ! Component: 3650 - total flux cleaned = -0.00147758 Jy ! Component: 3700 - total flux cleaned = -0.00147761 Jy ! Component: 3750 - total flux cleaned = -0.00148998 Jy ! Component: 3800 - total flux cleaned = -0.00147765 Jy ! Component: 3850 - total flux cleaned = -0.00147149 Jy ! Component: 3900 - total flux cleaned = -0.00147758 Jy ! Component: 3950 - total flux cleaned = -0.00148968 Jy ! Component: 4000 - total flux cleaned = -0.00148367 Jy ! Component: 4050 - total flux cleaned = -0.0014897 Jy ! Total flux subtracted in 4096 components = -0.00150158 Jy ! Clean residual min=-0.000340 max=0.000394 Jy/beam ! Clean residual mean=0.000001 rms=0.000105 Jy/beam ! Combined flux in latest and established models = 0.0759331 Jy keep ! Adding 348 model components to the UV plane model. ! The established model now contains 451 components and 0.0759331 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J1819+1543_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9142 x 1.879 at -3.855 degrees (North through East) ! Clean map min=-0.00055843 max=0.066355 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J1819+1543_X_map.fits wmodel /vlbi/uf001/uva//J1819+1543_X_map.mod ! Writing 451 model components to file: /vlbi/uf001/uva//J1819+1543_X_map.mod wobs /vlbi/uf001/uva//J1819+1543_X_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J1819+1543_X_uvs.fits wwins /vlbi/uf001/uva//J1819+1543_X_map.win ! wwins: Wrote 5 windows to /vlbi/uf001/uva//J1819+1543_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0663551 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000104621 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.473003 0.473003 0.946006 1.89201 3.78402 7.56805 15.1361 30.2722 60.5444 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0003 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.066 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 634.245 quit ! Quitting program ! Log file /vlbi/uf001/uva//J1819+1543_X_dfm.log closed on Mon Jan 14 04:34:30 2019