! Started logfile: /vlbi/uf001/uva//J0917+6530_X_dfm.log on Mon Jan 14 00:22:01 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//J0917+6530_X_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J0917+6530_X_uva.fits ! AN table 1: 87 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.933333 visibilities/baseline/integration-bin. ! Found source: J0917+6530 ! ! 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 43848 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 J0917+6530_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 114 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 114 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 114 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 114 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 114 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 114 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 114 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 114 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 114 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 114 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 114 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 114 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.001834Jy sigma=22.428196 ! Fit after self-cal, rms=0.974755Jy sigma=21.823328 ! 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=0.7818 mas, bmaj=0.8231 mas, bpa=75.47 degrees ! Estimated noise=0.389222 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 = 0.0204242 Jy ! Component: 100 - total flux cleaned = 0.0248901 Jy ! Total flux subtracted in 100 components = 0.0248901 Jy ! Clean residual min=-0.002396 max=0.002275 Jy/beam ! Clean residual mean=0.000001 rms=0.000503 Jy/beam ! Combined flux in latest and established models = 0.0248901 Jy ! Performing phase self-cal ! Adding 2 model components to the UV plane model. ! The established model now contains 2 components and 0.0248901 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=0.054033Jy sigma=1.163599 ! Fit after self-cal, rms=0.052400Jy sigma=1.125810 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00365728 Jy ! Component: 100 - total flux cleaned = 0.00500309 Jy ! Total flux subtracted in 100 components = 0.00500309 Jy ! Clean residual min=-0.002374 max=0.002445 Jy/beam ! Clean residual mean=0.000000 rms=0.000496 Jy/beam ! Combined flux in latest and established models = 0.0298932 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 12 components and 0.0298932 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=0.052116Jy sigma=1.119450 ! Fit after self-cal, rms=0.052110Jy sigma=1.119199 ! 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=1.02 mas, bmaj=1.068 mas, bpa=70.87 degrees ! Estimated noise=0.167741 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 (1.4, 1.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00226807 Jy ! Component: 100 - total flux cleaned = 0.0035563 Jy ! Component: 150 - total flux cleaned = 0.00447789 Jy ! Component: 200 - total flux cleaned = 0.00505513 Jy ! Total flux subtracted in 200 components = 0.00505513 Jy ! Clean residual min=-0.002041 max=0.002128 Jy/beam ! Clean residual mean=0.000001 rms=0.000378 Jy/beam ! Combined flux in latest and established models = 0.0349483 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 35 components and 0.0349483 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=0.052007Jy sigma=1.116520 ! Fit after self-cal, rms=0.051956Jy sigma=1.115307 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.02 x 1.068 at 70.87 degrees (North through East) ! Clean map min=-0.0020049 max=0.029653 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.83 FD 0.96 HN 1.16 KP 0.92 ! LA 0.87 MK 1.09 NL 1.55 OV 1.06 ! PT 1.00* SC 1.03 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.88 FD 1.09 HN 1.09 KP 0.89 ! LA 0.86 MK 1.03 NL 1.57 OV 1.05 ! PT 1.00* SC 0.91 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.76 FD 1.04 HN 1.17 KP 0.91 ! LA 0.93 MK 1.10 NL 1.43 OV 1.10 ! PT 1.00* SC 0.96 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.86 FD 1.08 HN 1.11 KP 0.97 ! LA 0.88 MK 1.08 NL 1.51 OV 1.03 ! PT 1.00* SC 0.97 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 0.80 FD 1.04 HN 1.05 KP 1.04 ! LA 0.93 MK 1.04 NL 1.37 OV 1.05 ! PT 1.00* SC 1.00 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 0.74 FD 1.03 HN 1.04 KP 1.03 ! LA 0.91 MK 1.08 NL 1.44 OV 1.10 ! PT 1.00* SC 1.03 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 0.81 FD 1.02 HN 1.04 KP 1.02 ! LA 0.82 MK 1.05 NL 1.47 OV 1.10 ! PT 1.00* SC 1.02 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 0.76 FD 0.98 HN 1.04 KP 1.05 ! LA 0.89 MK 1.00 NL 1.47 OV 1.03 ! PT 1.00* SC 0.94 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 0.72 FD 0.97 HN 1.02 KP 1.04 ! LA 0.86 MK 1.00 NL 1.41 OV 1.08 ! PT 1.00* SC 1.06 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 0.81 FD 0.97 HN 1.00 KP 0.98 ! LA 0.87 MK 0.93 NL 1.28 OV 1.04 ! PT 1.00* SC 0.89 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 0.80 FD 0.91 HN 0.87 KP 0.98 ! LA 0.85 MK 0.91 NL 1.32 OV 1.06 ! PT 1.00* SC 1.01 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 0.71 FD 0.95 HN 0.92 KP 0.93 ! LA 0.86 MK 0.94 NL 1.30 OV 1.03 ! PT 1.00* SC 0.99 ! ! ! Fit before self-cal, rms=0.051956Jy sigma=1.115307 ! Fit after self-cal, rms=0.051347Jy sigma=1.105923 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.019 mas, bmaj=1.077 mas, bpa=67.95 degrees ! Estimated noise=0.16678 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 = 0.000829701 Jy ! Component: 100 - total flux cleaned = 0.00121455 Jy ! Component: 150 - total flux cleaned = 0.00127867 Jy ! Component: 200 - total flux cleaned = 0.00134477 Jy ! Total flux subtracted in 200 components = 0.00134477 Jy ! Clean residual min=-0.000960 max=0.000947 Jy/beam ! Clean residual mean=-0.000000 rms=0.000231 Jy/beam ! Combined flux in latest and established models = 0.0362931 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 47 components and 0.0362931 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=0.051331Jy sigma=1.105620 ! Fit after self-cal, rms=0.051638Jy sigma=1.101888 ! 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=0.051638Jy sigma=1.101888 ! Fit after self-cal, rms=0.053600Jy sigma=1.099089 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.016 mas, bmaj=1.081 mas, bpa=72.32 degrees ! Estimated noise=0.167698 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000794026 Jy ! Component: 100 - total flux cleaned = 0.00121242 Jy ! Component: 150 - total flux cleaned = 0.00137929 Jy ! Component: 200 - total flux cleaned = 0.00148305 Jy ! Total flux subtracted in 200 components = 0.00148305 Jy ! Clean residual min=-0.000942 max=0.000914 Jy/beam ! Clean residual mean=0.000000 rms=0.000217 Jy/beam ! Combined flux in latest and established models = 0.0377761 Jy selfcal ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 53 components and 0.0377761 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=0.053585Jy sigma=1.098814 ! Fit after self-cal, rms=0.053842Jy sigma=1.097480 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 (-14.6, 3.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000862765 Jy ! Component: 100 - total flux cleaned = 0.00129269 Jy ! Component: 150 - total flux cleaned = 0.00150428 Jy ! Component: 200 - total flux cleaned = 0.00162483 Jy ! Total flux subtracted in 200 components = 0.00162483 Jy ! Clean residual min=-0.000875 max=0.000940 Jy/beam ! Clean residual mean=0.000000 rms=0.000214 Jy/beam ! Combined flux in latest and established models = 0.039401 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 65 components and 0.039401 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=0.053823Jy sigma=1.097072 ! Fit after self-cal, rms=0.053831Jy sigma=1.096849 ! 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=0.053831Jy sigma=1.096849 ! Fit after self-cal, rms=0.054964Jy sigma=1.096336 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.014 mas, bmaj=1.077 mas, bpa=73.45 degrees ! Estimated noise=0.167641 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000712103 Jy ! Component: 100 - total flux cleaned = 0.0012066 Jy ! Component: 150 - total flux cleaned = 0.00153183 Jy ! Component: 200 - total flux cleaned = 0.00165812 Jy ! Total flux subtracted in 200 components = 0.00165812 Jy ! Clean residual min=-0.000876 max=0.000944 Jy/beam ! Clean residual mean=0.000000 rms=0.000208 Jy/beam ! Combined flux in latest and established models = 0.0410591 Jy selfcal ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 71 components and 0.0410591 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=0.054950Jy sigma=1.096036 ! Fit after self-cal, rms=0.055096Jy sigma=1.095516 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 (-26.6, -40.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000900467 Jy ! Component: 100 - total flux cleaned = 0.00148563 Jy ! Component: 150 - total flux cleaned = 0.0017989 Jy ! Component: 200 - total flux cleaned = 0.00198938 Jy ! Total flux subtracted in 200 components = 0.00198938 Jy ! Clean residual min=-0.000839 max=0.000929 Jy/beam ! Clean residual mean=0.000000 rms=0.000200 Jy/beam ! Combined flux in latest and established models = 0.0430485 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 86 components and 0.0430485 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=0.055073Jy sigma=1.095061 ! Fit after self-cal, rms=0.055064Jy sigma=1.094897 ! Inverting map ! Added new window around map position (-24.6, -46.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000875608 Jy ! Component: 100 - total flux cleaned = 0.00147462 Jy ! Component: 150 - total flux cleaned = 0.00191385 Jy ! Component: 200 - total flux cleaned = 0.00221633 Jy ! Total flux subtracted in 200 components = 0.00221633 Jy ! Clean residual min=-0.000838 max=0.000774 Jy/beam ! Clean residual mean=0.000000 rms=0.000190 Jy/beam ! Combined flux in latest and established models = 0.0452648 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 96 components and 0.0452648 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=0.055044Jy sigma=1.094413 ! Fit after self-cal, rms=0.055032Jy sigma=1.094220 ! 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=0.055032Jy sigma=1.094220 ! Fit after self-cal, rms=0.055648Jy sigma=1.093946 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.04 mas, bmaj=2.403 mas, bpa=78.63 degrees ! Estimated noise=0.22468 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00095564 Jy ! Component: 100 - total flux cleaned = 0.00163821 Jy ! Component: 150 - total flux cleaned = 0.00218486 Jy ! Component: 200 - total flux cleaned = 0.00263669 Jy ! Total flux subtracted in 200 components = 0.00263669 Jy ! Clean residual min=-0.000973 max=0.000883 Jy/beam ! Clean residual mean=0.000000 rms=0.000260 Jy/beam ! Combined flux in latest and established models = 0.0479015 Jy selfcal ! Performing phase self-cal ! Adding 42 model components to the UV plane model. ! The established model now contains 132 components and 0.0479015 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=0.055635Jy sigma=1.093704 ! Fit after self-cal, rms=0.055717Jy sigma=1.093411 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 = 0.000619063 Jy ! Component: 100 - total flux cleaned = 0.00108121 Jy ! Component: 150 - total flux cleaned = 0.00132704 Jy ! Component: 200 - total flux cleaned = 0.00146268 Jy ! Total flux subtracted in 200 components = 0.00146268 Jy ! Clean residual min=-0.000916 max=0.000889 Jy/beam ! Clean residual mean=0.000000 rms=0.000246 Jy/beam ! Combined flux in latest and established models = 0.0493642 Jy ! Performing phase self-cal ! Adding 33 model components to the UV plane model. ! The established model now contains 140 components and 0.0493642 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=0.055710Jy sigma=1.093292 ! Fit after self-cal, rms=0.055703Jy sigma=1.093158 ! 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=1.014 mas, bmaj=1.074 mas, bpa=73.58 degrees ! Estimated noise=0.166966 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.014 x 1.074 at 73.58 degrees (North through East) ! Clean map min=-0.00070738 max=0.028783 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=0.7845 mas, bmaj=0.8338 mas, bpa=74.51 degrees ! Estimated noise=0.384209 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0216191 Jy ! Component: 100 - total flux cleaned = 0.0273594 Jy ! Component: 150 - total flux cleaned = 0.0303184 Jy ! Component: 200 - total flux cleaned = 0.0324154 Jy ! Total flux subtracted in 200 components = 0.0324154 Jy ! Clean residual min=-0.001855 max=0.001971 Jy/beam ! Clean residual mean=-0.000000 rms=0.000413 Jy/beam ! Combined flux in latest and established models = 0.0324154 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 17 model components to the UV plane model. ! The established model now contains 17 components and 0.0324154 Jy ! Inverting map and beam ! Estimated beam: bmin=1.014 mas, bmaj=1.074 mas, bpa=73.58 degrees ! Estimated noise=0.166966 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 = 0.0025676 Jy ! Component: 100 - total flux cleaned = 0.00450742 Jy ! Component: 150 - total flux cleaned = 0.00610044 Jy ! Component: 200 - total flux cleaned = 0.0074628 Jy ! Total flux subtracted in 200 components = 0.0074628 Jy ! Clean residual min=-0.001002 max=0.001008 Jy/beam ! Clean residual mean=0.000000 rms=0.000250 Jy/beam ! Combined flux in latest and established models = 0.0398782 Jy ! Adding 30 model components to the UV plane model. ! The established model now contains 43 components and 0.0398782 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=2.04 mas, bmaj=2.403 mas, bpa=78.63 degrees ! Estimated noise=0.22468 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00209165 Jy ! Component: 100 - total flux cleaned = 0.00364035 Jy ! Component: 150 - total flux cleaned = 0.00488278 Jy ! Component: 200 - total flux cleaned = 0.00591145 Jy ! Total flux subtracted in 200 components = 0.00591145 Jy ! Clean residual min=-0.001144 max=0.001041 Jy/beam ! Clean residual mean=0.000000 rms=0.000307 Jy/beam ! Combined flux in latest and established models = 0.0457897 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 = 0.000865759 Jy ! Component: 100 - total flux cleaned = 0.0016001 Jy ! Component: 150 - total flux cleaned = 0.00222804 Jy ! Component: 200 - total flux cleaned = 0.00268552 Jy ! Total flux subtracted in 200 components = 0.00268552 Jy ! Clean residual min=-0.000993 max=0.000881 Jy/beam ! Clean residual mean=0.000000 rms=0.000262 Jy/beam ! Combined flux in latest and established models = 0.0484752 Jy ! Adding 81 model components to the UV plane model. ! The established model now contains 112 components and 0.0484752 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=1.014 mas, bmaj=1.074 mas, bpa=73.58 degrees ! Estimated noise=0.166966 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000682546 Jy ! Component: 100 - total flux cleaned = 0.00109748 Jy ! Component: 150 - total flux cleaned = 0.00131126 Jy ! Component: 200 - total flux cleaned = 0.00147187 Jy ! Total flux subtracted in 200 components = 0.00147187 Jy ! Clean residual min=-0.000848 max=0.000773 Jy/beam ! Clean residual mean=0.000000 rms=0.000185 Jy/beam ! Combined flux in latest and established models = 0.0499471 Jy selfcal ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 133 components and 0.049947 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=0.055705Jy sigma=1.093521 ! Fit after self-cal, rms=0.055695Jy sigma=1.093348 wmodel J0917+6530_X_map.mod ! Writing 133 model components to file: J0917+6530_X_map.mod wobs J0917+6530_X_uvs.fits ! Writing UV FITS file: J0917+6530_X_uvs.fits wwins J0917+6530_X_map.win ! wwins: Wrote 5 windows to J0917+6530_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 = -0.000289129 Jy ! Component: 100 - total flux cleaned = -0.000487557 Jy ! Component: 150 - total flux cleaned = -0.000636557 Jy ! Component: 200 - total flux cleaned = -0.000754701 Jy ! Component: 250 - total flux cleaned = -0.000882489 Jy ! Component: 300 - total flux cleaned = -0.000994409 Jy ! Component: 350 - total flux cleaned = -0.00107944 Jy ! Component: 400 - total flux cleaned = -0.00116269 Jy ! Component: 450 - total flux cleaned = -0.00123251 Jy ! Component: 500 - total flux cleaned = -0.0013236 Jy ! Component: 550 - total flux cleaned = -0.00137951 Jy ! Component: 600 - total flux cleaned = -0.00147857 Jy ! Component: 650 - total flux cleaned = -0.00154342 Jy ! Component: 700 - total flux cleaned = -0.00161781 Jy ! Component: 750 - total flux cleaned = -0.00167023 Jy ! Component: 800 - total flux cleaned = -0.00174266 Jy ! Component: 850 - total flux cleaned = -0.0017837 Jy ! Component: 900 - total flux cleaned = -0.00187451 Jy ! Component: 950 - total flux cleaned = -0.00193418 Jy ! Component: 1000 - total flux cleaned = -0.00197356 Jy ! Component: 1050 - total flux cleaned = -0.0020515 Jy ! Component: 1100 - total flux cleaned = -0.00211884 Jy ! Component: 1150 - total flux cleaned = -0.00219483 Jy ! Component: 1200 - total flux cleaned = -0.00223236 Jy ! Component: 1250 - total flux cleaned = -0.00227889 Jy ! Component: 1300 - total flux cleaned = -0.00227886 Jy ! Component: 1350 - total flux cleaned = -0.00233371 Jy ! Component: 1400 - total flux cleaned = -0.0023518 Jy ! Component: 1450 - total flux cleaned = -0.00238768 Jy ! Component: 1500 - total flux cleaned = -0.0024231 Jy ! Component: 1550 - total flux cleaned = -0.0024495 Jy ! Component: 1600 - total flux cleaned = -0.00247579 Jy ! Component: 1650 - total flux cleaned = -0.00253643 Jy ! Component: 1700 - total flux cleaned = -0.00255354 Jy ! Component: 1750 - total flux cleaned = -0.0025876 Jy ! Component: 1800 - total flux cleaned = -0.00262987 Jy ! Component: 1850 - total flux cleaned = -0.00268849 Jy ! Component: 1900 - total flux cleaned = -0.00273833 Jy ! Component: 1950 - total flux cleaned = -0.00277953 Jy ! Component: 2000 - total flux cleaned = -0.00282046 Jy ! Component: 2050 - total flux cleaned = -0.00286927 Jy ! Component: 2100 - total flux cleaned = -0.00291769 Jy ! Component: 2150 - total flux cleaned = -0.00296581 Jy ! Component: 2200 - total flux cleaned = -0.00297369 Jy ! Component: 2250 - total flux cleaned = -0.00302106 Jy ! Component: 2300 - total flux cleaned = -0.0030603 Jy ! Component: 2350 - total flux cleaned = -0.00310709 Jy ! Component: 2400 - total flux cleaned = -0.00313799 Jy ! Component: 2450 - total flux cleaned = -0.00316876 Jy ! Component: 2500 - total flux cleaned = -0.00321441 Jy ! Component: 2550 - total flux cleaned = -0.00321445 Jy ! Component: 2600 - total flux cleaned = -0.00326719 Jy ! Component: 2650 - total flux cleaned = -0.00329717 Jy ! Component: 2700 - total flux cleaned = -0.00332689 Jy ! Component: 2750 - total flux cleaned = -0.00338593 Jy ! Component: 2800 - total flux cleaned = -0.00342251 Jy ! Component: 2850 - total flux cleaned = -0.00345163 Jy ! Component: 2900 - total flux cleaned = -0.00349505 Jy ! Component: 2950 - total flux cleaned = -0.00351664 Jy ! Component: 3000 - total flux cleaned = -0.00355946 Jy ! Component: 3050 - total flux cleaned = -0.00360912 Jy ! Component: 3100 - total flux cleaned = -0.00361611 Jy ! Component: 3150 - total flux cleaned = -0.00363021 Jy ! Component: 3200 - total flux cleaned = -0.00364414 Jy ! Component: 3250 - total flux cleaned = -0.00367186 Jy ! Component: 3300 - total flux cleaned = -0.00367878 Jy ! Component: 3350 - total flux cleaned = -0.0036925 Jy ! Component: 3400 - total flux cleaned = -0.00371982 Jy ! Component: 3450 - total flux cleaned = -0.00371295 Jy ! Component: 3500 - total flux cleaned = -0.0037332 Jy ! Component: 3550 - total flux cleaned = -0.00373987 Jy ! Component: 3600 - total flux cleaned = -0.00375989 Jy ! Component: 3650 - total flux cleaned = -0.00378643 Jy ! Component: 3700 - total flux cleaned = -0.00379964 Jy ! Component: 3750 - total flux cleaned = -0.0037799 Jy ! Component: 3800 - total flux cleaned = -0.00379291 Jy ! Component: 3850 - total flux cleaned = -0.00384487 Jy ! Component: 3900 - total flux cleaned = -0.00383835 Jy ! Component: 3950 - total flux cleaned = -0.00385765 Jy ! Component: 4000 - total flux cleaned = -0.00384485 Jy ! Component: 4050 - total flux cleaned = -0.00385758 Jy ! Total flux subtracted in 4096 components = -0.00386393 Jy ! Clean residual min=-0.000427 max=0.000472 Jy/beam ! Clean residual mean=0.000000 rms=0.000105 Jy/beam ! Combined flux in latest and established models = 0.0460831 Jy keep ! Adding 334 model components to the UV plane model. ! The established model now contains 467 components and 0.0460832 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J0917+6530_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.014 x 1.074 at 73.58 degrees (North through East) ! Clean map min=-0.00057875 max=0.028561 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J0917+6530_X_map.fits wmodel /vlbi/uf001/uva//J0917+6530_X_map.mod ! Writing 467 model components to file: /vlbi/uf001/uva//J0917+6530_X_map.mod wobs /vlbi/uf001/uva//J0917+6530_X_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J0917+6530_X_uvs.fits wwins /vlbi/uf001/uva//J0917+6530_X_map.win ! wwins: Wrote 6 windows to /vlbi/uf001/uva//J0917+6530_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0285607 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000105352 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -1.10661 1.10661 2.21322 4.42644 8.85288 17.7058 35.4115 70.823 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0003 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.028 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 271.098 quit ! Quitting program ! Log file /vlbi/uf001/uva//J0917+6530_X_dfm.log closed on Mon Jan 14 00:22:07 2019