! Started logfile: /vlbi/uf001/uva//J1420+3721_X_dfm.log on Mon Jan 14 02:51:07 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//J1420+3721_X_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J1420+3721_X_uva.fits ! AN table 1: 42 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.789418 visibilities/baseline/integration-bin. ! Found source: J1420+3721 ! ! 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 17904 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 J1420+3721_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 104 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 104 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 104 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 104 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 104 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 104 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 104 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 104 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 104 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 104 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 104 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 104 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.002285Jy sigma=22.862323 ! Fit after self-cal, rms=0.863047Jy sigma=19.645562 ! 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=0.7339 mas, bmaj=1.605 mas, bpa=10.61 degrees ! Estimated noise=0.464597 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 = 0.104574 Jy ! Component: 100 - total flux cleaned = 0.128363 Jy ! Total flux subtracted in 100 components = 0.128363 Jy ! Clean residual min=-0.006621 max=0.018240 Jy/beam ! Clean residual mean=0.000004 rms=0.001644 Jy/beam ! Combined flux in latest and established models = 0.128363 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 6 components and 0.128363 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=0.066297Jy sigma=1.464274 ! Fit after self-cal, rms=0.066268Jy sigma=1.463483 ! Inverting map ! Added new window around map position (1.4, 0.4). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0165471 Jy ! Component: 100 - total flux cleaned = 0.0254881 Jy ! Total flux subtracted in 100 components = 0.0254881 Jy ! Clean residual min=-0.005799 max=0.011034 Jy/beam ! Clean residual mean=0.000002 rms=0.001280 Jy/beam ! Combined flux in latest and established models = 0.153851 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 13 components and 0.153851 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=0.060697Jy sigma=1.329131 ! Fit after self-cal, rms=0.060146Jy sigma=1.315600 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00790626 Jy ! Component: 100 - total flux cleaned = 0.0129802 Jy ! Total flux subtracted in 100 components = 0.0129802 Jy ! Clean residual min=-0.005002 max=0.007572 Jy/beam ! Clean residual mean=0.000001 rms=0.001127 Jy/beam ! Combined flux in latest and established models = 0.166831 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 20 components and 0.166831 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=0.058678Jy sigma=1.279575 ! Fit after self-cal, rms=0.058574Jy sigma=1.276728 ! 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=0.9496 mas, bmaj=1.869 mas, bpa=9.178 degrees ! Estimated noise=0.254603 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 (-1.8, -0.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00799805 Jy ! Component: 100 - total flux cleaned = 0.0127345 Jy ! Component: 150 - total flux cleaned = 0.0150925 Jy ! Component: 200 - total flux cleaned = 0.0162133 Jy ! Total flux subtracted in 200 components = 0.0162133 Jy ! Clean residual min=-0.003521 max=0.004267 Jy/beam ! Clean residual mean=-0.000003 rms=0.000843 Jy/beam ! Combined flux in latest and established models = 0.183045 Jy ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 43 components and 0.183045 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=0.057203Jy sigma=1.244601 ! Fit after self-cal, rms=0.057177Jy sigma=1.243927 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9496 x 1.869 at 9.178 degrees (North through East) ! Clean map min=-0.0033545 max=0.13262 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 0.99 HN 0.93 KP 1.03 ! LA 0.97 MK 1.08 NL 1.07 OV 0.93 ! PT 0.94 SC 0.97 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 1.01 HN 0.95 KP 1.02 ! LA 1.00 MK 1.04 NL 1.11 OV 0.92 ! PT 0.95 SC 0.92 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 0.98 HN 0.97 KP 0.99 ! LA 1.00 MK 1.03 NL 1.11 OV 0.92 ! PT 0.99 SC 0.94 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 0.98 HN 0.94 KP 1.02 ! LA 0.97 MK 1.04 NL 1.11 OV 0.92 ! PT 0.98 SC 0.92 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 1.01 HN 0.91 KP 1.04 ! LA 0.96 MK 1.10 NL 1.09 OV 0.91 ! PT 0.98 SC 0.98 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 1.01 HN 0.95 KP 1.00 ! LA 0.98 MK 1.07 NL 1.09 OV 0.93 ! PT 0.99 SC 0.97 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 0.98 HN 0.94 KP 1.02 ! LA 0.97 MK 1.06 NL 1.09 OV 0.94 ! PT 0.96 SC 0.93 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 0.99 HN 0.97 KP 1.04 ! LA 0.99 MK 1.03 NL 1.10 OV 0.93 ! PT 1.00 SC 0.97 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 1.00 HN 0.97 KP 1.00 ! LA 1.01 MK 1.07 NL 1.11 OV 0.90 ! PT 0.98 SC 0.98 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 1.00 HN 0.91 KP 1.02 ! LA 0.99 MK 1.11 NL 1.07 OV 0.92 ! PT 0.96 SC 0.97 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 1.01 HN 0.94 KP 1.02 ! LA 0.97 MK 1.02 NL 1.11 OV 0.92 ! PT 1.00 SC 1.00 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 1.01 HN 0.92 KP 1.02 ! LA 1.01 MK 1.03 NL 1.11 OV 0.93 ! PT 0.97 SC 0.92 ! ! ! Fit before self-cal, rms=0.057177Jy sigma=1.243927 ! Fit after self-cal, rms=0.056311Jy sigma=1.220843 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.9488 mas, bmaj=1.865 mas, bpa=9.588 degrees ! Estimated noise=0.253372 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 = -0.000444748 Jy ! Component: 100 - total flux cleaned = -0.00117368 Jy ! Component: 150 - total flux cleaned = -0.00199138 Jy ! Component: 200 - total flux cleaned = -0.00264034 Jy ! Total flux subtracted in 200 components = -0.00264034 Jy ! Clean residual min=-0.002773 max=0.002955 Jy/beam ! Clean residual mean=-0.000002 rms=0.000652 Jy/beam ! Combined flux in latest and established models = 0.180404 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 58 components and 0.180404 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=0.056149Jy sigma=1.217490 ! Fit after self-cal, rms=0.056171Jy sigma=1.217006 ! 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=0.056171Jy sigma=1.217006 ! Fit after self-cal, rms=0.056903Jy sigma=1.192923 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9473 mas, bmaj=1.873 mas, bpa=10.02 degrees ! Estimated noise=0.254943 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.0013511 Jy ! Component: 100 - total flux cleaned = -0.0016804 Jy ! Component: 150 - total flux cleaned = -0.00176759 Jy ! Component: 200 - total flux cleaned = -0.00172837 Jy ! Total flux subtracted in 200 components = -0.00172837 Jy ! Clean residual min=-0.001874 max=0.001796 Jy/beam ! Clean residual mean=0.000001 rms=0.000410 Jy/beam ! Combined flux in latest and established models = 0.178676 Jy selfcal ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 75 components and 0.178676 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=0.056806Jy sigma=1.190492 ! Fit after self-cal, rms=0.056830Jy sigma=1.190284 flux_cutoff = imstat(rms) * dynam ! Inverting map repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 6.56674e-05 Jy ! Component: 100 - total flux cleaned = 3.36485e-06 Jy ! Component: 150 - total flux cleaned = 3.2699e-05 Jy ! Component: 200 - total flux cleaned = 5.96158e-05 Jy ! Total flux subtracted in 200 components = 5.96158e-05 Jy ! Clean residual min=-0.001817 max=0.001807 Jy/beam ! Clean residual mean=0.000001 rms=0.000401 Jy/beam ! Combined flux in latest and established models = 0.178736 Jy ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 87 components and 0.178736 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=0.056804Jy sigma=1.189574 ! Fit after self-cal, rms=0.056801Jy sigma=1.189556 ! Inverting map ! Added new window around map position (3, 0.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00173696 Jy ! Component: 100 - total flux cleaned = 0.00207638 Jy ! Component: 150 - total flux cleaned = 0.00217723 Jy ! Component: 200 - total flux cleaned = 0.00226173 Jy ! Total flux subtracted in 200 components = 0.00226173 Jy ! Clean residual min=-0.001695 max=0.001673 Jy/beam ! Clean residual mean=0.000000 rms=0.000375 Jy/beam ! Combined flux in latest and established models = 0.180997 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 105 components and 0.180997 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=0.056736Jy sigma=1.188043 ! Fit after self-cal, rms=0.056730Jy sigma=1.187924 ! 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=0.056730Jy sigma=1.187924 ! Fit after self-cal, rms=0.056969Jy sigma=1.187203 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9454 mas, bmaj=1.873 mas, bpa=9.997 degrees ! Estimated noise=0.254645 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000868532 Jy ! Component: 100 - total flux cleaned = -0.000911245 Jy ! Component: 150 - total flux cleaned = -0.000849711 Jy ! Component: 200 - total flux cleaned = -0.000709742 Jy ! Total flux subtracted in 200 components = -0.000709742 Jy ! Clean residual min=-0.001547 max=0.001605 Jy/beam ! Clean residual mean=0.000000 rms=0.000341 Jy/beam ! Combined flux in latest and established models = 0.180288 Jy selfcal ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 112 components and 0.180288 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=0.056925Jy sigma=1.186085 ! Fit after self-cal, rms=0.056928Jy sigma=1.186060 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 (-5.2, -50.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00129711 Jy ! Component: 100 - total flux cleaned = 0.00172521 Jy ! Component: 150 - total flux cleaned = 0.00180197 Jy ! Component: 200 - total flux cleaned = 0.00196808 Jy ! Total flux subtracted in 200 components = 0.00196808 Jy ! Clean residual min=-0.001452 max=0.001417 Jy/beam ! Clean residual mean=0.000000 rms=0.000326 Jy/beam ! Combined flux in latest and established models = 0.182256 Jy ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 124 components and 0.182256 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=0.056891Jy sigma=1.185147 ! Fit after self-cal, rms=0.056888Jy sigma=1.185107 ! 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=0.056888Jy sigma=1.185107 ! Fit after self-cal, rms=0.056977Jy sigma=1.184842 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.202 mas, bmaj=2.669 mas, bpa=15.93 degrees ! Estimated noise=0.312054 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 4.85652e-05 Jy ! Component: 100 - total flux cleaned = 0.000332005 Jy ! Component: 150 - total flux cleaned = 0.000462707 Jy ! Component: 200 - total flux cleaned = 0.000577117 Jy ! Total flux subtracted in 200 components = 0.000577117 Jy ! Clean residual min=-0.001554 max=0.001495 Jy/beam ! Clean residual mean=0.000001 rms=0.000376 Jy/beam ! Combined flux in latest and established models = 0.182833 Jy selfcal ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 137 components and 0.182833 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=0.056964Jy sigma=1.184382 ! Fit after self-cal, rms=0.056965Jy sigma=1.184350 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 = 0.000137796 Jy ! Component: 100 - total flux cleaned = 0.000236772 Jy ! Component: 150 - total flux cleaned = 0.000272862 Jy ! Component: 200 - total flux cleaned = 0.000323351 Jy ! Total flux subtracted in 200 components = 0.000323351 Jy ! Clean residual min=-0.001522 max=0.001441 Jy/beam ! Clean residual mean=0.000001 rms=0.000366 Jy/beam ! Combined flux in latest and established models = 0.183156 Jy ! Performing phase self-cal ! Adding 36 model components to the UV plane model. ! The established model now contains 159 components and 0.183156 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=0.056962Jy sigma=1.184213 ! Fit after self-cal, rms=0.056961Jy sigma=1.184203 ! 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=0.944 mas, bmaj=1.874 mas, bpa=9.955 degrees ! Estimated noise=0.254248 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.944 x 1.874 at 9.955 degrees (North through East) ! Clean map min=-0.001224 max=0.13238 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=0.7295 mas, bmaj=1.61 mas, bpa=11.39 degrees ! Estimated noise=0.462739 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.103693 Jy ! Component: 100 - total flux cleaned = 0.13237 Jy ! Component: 150 - total flux cleaned = 0.146763 Jy ! Component: 200 - total flux cleaned = 0.155491 Jy ! Total flux subtracted in 200 components = 0.155491 Jy ! Clean residual min=-0.002889 max=0.004587 Jy/beam ! Clean residual mean=0.000003 rms=0.000745 Jy/beam ! Combined flux in latest and established models = 0.155491 Jy uvw 0,-1 ! Uniform weighting is not currently selected. ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. flux_cutoff = imstat(rms) * dynam ! Adding 14 model components to the UV plane model. ! The established model now contains 14 components and 0.155491 Jy ! Inverting map and beam ! Estimated beam: bmin=0.944 mas, bmaj=1.874 mas, bpa=9.955 degrees ! Estimated noise=0.254248 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 = 0.00768537 Jy ! Component: 100 - total flux cleaned = 0.0120942 Jy ! Component: 150 - total flux cleaned = 0.0151765 Jy ! Component: 200 - total flux cleaned = 0.0175446 Jy ! Total flux subtracted in 200 components = 0.0175446 Jy ! Clean residual min=-0.001701 max=0.001763 Jy/beam ! Clean residual mean=0.000000 rms=0.000398 Jy/beam ! Combined flux in latest and established models = 0.173036 Jy ! Adding 43 model components to the UV plane model. ! The established model now contains 53 components and 0.173036 Jy ! Inverting map ! Added new window around map position (11.4, -11.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00200212 Jy ! Component: 100 - total flux cleaned = 0.0036243 Jy ! Component: 150 - total flux cleaned = 0.00498027 Jy ! Component: 200 - total flux cleaned = 0.00581581 Jy ! Total flux subtracted in 200 components = 0.00581581 Jy ! Clean residual min=-0.001539 max=0.001426 Jy/beam ! Clean residual mean=-0.000000 rms=0.000331 Jy/beam ! Combined flux in latest and established models = 0.178852 Jy ! Adding 46 model components to the UV plane model. ! The established model now contains 84 components and 0.178852 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=2.202 mas, bmaj=2.669 mas, bpa=15.93 degrees ! Estimated noise=0.312054 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00161263 Jy ! Component: 100 - total flux cleaned = 0.00252671 Jy ! Component: 150 - total flux cleaned = 0.00294076 Jy ! Component: 200 - total flux cleaned = 0.00326882 Jy ! Total flux subtracted in 200 components = 0.00326882 Jy ! Clean residual min=-0.001539 max=0.001561 Jy/beam ! Clean residual mean=0.000000 rms=0.000381 Jy/beam ! Combined flux in latest and established models = 0.182121 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 = 0.000204391 Jy ! Component: 100 - total flux cleaned = 0.000389979 Jy ! Component: 150 - total flux cleaned = 0.000486223 Jy ! Component: 200 - total flux cleaned = 0.000576519 Jy ! Total flux subtracted in 200 components = 0.000576519 Jy ! Clean residual min=-0.001432 max=0.001513 Jy/beam ! Clean residual mean=0.000000 rms=0.000365 Jy/beam ! Combined flux in latest and established models = 0.182697 Jy ! Adding 70 model components to the UV plane model. ! The established model now contains 141 components and 0.182697 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.944 mas, bmaj=1.874 mas, bpa=9.955 degrees ! Estimated noise=0.254248 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000311103 Jy ! Component: 100 - total flux cleaned = -0.000257556 Jy ! Component: 150 - total flux cleaned = -0.000186187 Jy ! Component: 200 - total flux cleaned = -9.97506e-05 Jy ! Total flux subtracted in 200 components = -9.97506e-05 Jy ! Clean residual min=-0.001399 max=0.001358 Jy/beam ! Clean residual mean=-0.000000 rms=0.000295 Jy/beam ! Combined flux in latest and established models = 0.182597 Jy selfcal ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 166 components and 0.182597 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=0.056919Jy sigma=1.183522 ! Fit after self-cal, rms=0.056905Jy sigma=1.183373 wmodel J1420+3721_X_map.mod ! Writing 166 model components to file: J1420+3721_X_map.mod wobs J1420+3721_X_uvs.fits ! Writing UV FITS file: J1420+3721_X_uvs.fits wwins J1420+3721_X_map.win ! wwins: Wrote 6 windows to J1420+3721_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 = -0.000292333 Jy ! Component: 100 - total flux cleaned = -0.000471972 Jy ! Component: 150 - total flux cleaned = -0.000598516 Jy ! Component: 200 - total flux cleaned = -0.000719589 Jy ! Component: 250 - total flux cleaned = -0.000816962 Jy ! Component: 300 - total flux cleaned = -0.000911528 Jy ! Component: 350 - total flux cleaned = -0.000948267 Jy ! Component: 400 - total flux cleaned = -0.00096602 Jy ! Component: 450 - total flux cleaned = -0.00094821 Jy ! Component: 500 - total flux cleaned = -0.000982607 Jy ! Component: 550 - total flux cleaned = -0.000965994 Jy ! Component: 600 - total flux cleaned = -0.000965992 Jy ! Component: 650 - total flux cleaned = -0.000965807 Jy ! Component: 700 - total flux cleaned = -0.000949844 Jy ! Component: 750 - total flux cleaned = -0.000949759 Jy ! Component: 800 - total flux cleaned = -0.000887486 Jy ! Component: 850 - total flux cleaned = -0.000872261 Jy ! Component: 900 - total flux cleaned = -0.000827082 Jy ! Component: 950 - total flux cleaned = -0.00081239 Jy ! Component: 1000 - total flux cleaned = -0.000827051 Jy ! Component: 1050 - total flux cleaned = -0.000768817 Jy ! Component: 1100 - total flux cleaned = -0.000768903 Jy ! Component: 1150 - total flux cleaned = -0.000726128 Jy ! Component: 1200 - total flux cleaned = -0.000697892 Jy ! Component: 1250 - total flux cleaned = -0.000656116 Jy ! Component: 1300 - total flux cleaned = -0.000656155 Jy ! Component: 1350 - total flux cleaned = -0.000601552 Jy ! Component: 1400 - total flux cleaned = -0.000642318 Jy ! Component: 1450 - total flux cleaned = -0.000628814 Jy ! Component: 1500 - total flux cleaned = -0.000575737 Jy ! Component: 1550 - total flux cleaned = -0.000602082 Jy ! Component: 1600 - total flux cleaned = -0.000575761 Jy ! Component: 1650 - total flux cleaned = -0.000549937 Jy ! Component: 1700 - total flux cleaned = -0.000575717 Jy ! Component: 1750 - total flux cleaned = -0.000511877 Jy ! Component: 1800 - total flux cleaned = -0.000549848 Jy ! Component: 1850 - total flux cleaned = -0.000549857 Jy ! Component: 1900 - total flux cleaned = -0.000537424 Jy ! Component: 1950 - total flux cleaned = -0.000463408 Jy ! Component: 2000 - total flux cleaned = -0.000487992 Jy ! Component: 2050 - total flux cleaned = -0.000500163 Jy ! Component: 2100 - total flux cleaned = -0.000451787 Jy ! Component: 2150 - total flux cleaned = -0.000404129 Jy ! Component: 2200 - total flux cleaned = -0.000380416 Jy ! Component: 2250 - total flux cleaned = -0.000415579 Jy ! Component: 2300 - total flux cleaned = -0.000368717 Jy ! Component: 2350 - total flux cleaned = -0.00033382 Jy ! Component: 2400 - total flux cleaned = -0.000264762 Jy ! Component: 2450 - total flux cleaned = -0.00026475 Jy ! Component: 2500 - total flux cleaned = -0.000219358 Jy ! Component: 2550 - total flux cleaned = -0.000219412 Jy ! Component: 2600 - total flux cleaned = -0.000241746 Jy ! Component: 2650 - total flux cleaned = -0.000208257 Jy ! Component: 2700 - total flux cleaned = -0.000186038 Jy ! Component: 2750 - total flux cleaned = -0.000229973 Jy ! Component: 2800 - total flux cleaned = -0.000175535 Jy ! Component: 2850 - total flux cleaned = -0.0001971 Jy ! Component: 2900 - total flux cleaned = -0.000154069 Jy ! Component: 2950 - total flux cleaned = -0.000143363 Jy ! Component: 3000 - total flux cleaned = -0.000143394 Jy ! Component: 3050 - total flux cleaned = -0.00014331 Jy ! Component: 3100 - total flux cleaned = -0.000111563 Jy ! Component: 3150 - total flux cleaned = -0.00014301 Jy ! Component: 3200 - total flux cleaned = -0.00012218 Jy ! Component: 3250 - total flux cleaned = -0.000122135 Jy ! Component: 3300 - total flux cleaned = -0.000122116 Jy ! Component: 3350 - total flux cleaned = -0.000142565 Jy ! Component: 3400 - total flux cleaned = -0.000112017 Jy ! Component: 3450 - total flux cleaned = -0.000112067 Jy ! Component: 3500 - total flux cleaned = -0.000132269 Jy ! Component: 3550 - total flux cleaned = -0.00014229 Jy ! Component: 3600 - total flux cleaned = -0.000142236 Jy ! Component: 3650 - total flux cleaned = -0.000122393 Jy ! Component: 3700 - total flux cleaned = -0.000112538 Jy ! Component: 3750 - total flux cleaned = -7.34128e-05 Jy ! Component: 3800 - total flux cleaned = -6.37739e-05 Jy ! Component: 3850 - total flux cleaned = -6.3792e-05 Jy ! Component: 3900 - total flux cleaned = -4.45636e-05 Jy ! Component: 3950 - total flux cleaned = -9.23536e-05 Jy ! Component: 4000 - total flux cleaned = -8.27862e-05 Jy ! Component: 4050 - total flux cleaned = -0.000101736 Jy ! Total flux subtracted in 4096 components = -8.27841e-05 Jy ! Clean residual min=-0.000579 max=0.000569 Jy/beam ! Clean residual mean=-0.000000 rms=0.000164 Jy/beam ! Combined flux in latest and established models = 0.182515 Jy keep ! Adding 294 model components to the UV plane model. ! The established model now contains 460 components and 0.182515 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J1420+3721_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.944 x 1.874 at 9.955 degrees (North through East) ! Clean map min=-0.00083859 max=0.13303 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J1420+3721_X_map.fits wmodel /vlbi/uf001/uva//J1420+3721_X_map.mod ! Writing 460 model components to file: /vlbi/uf001/uva//J1420+3721_X_map.mod wobs /vlbi/uf001/uva//J1420+3721_X_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J1420+3721_X_uvs.fits wwins /vlbi/uf001/uva//J1420+3721_X_map.win ! wwins: Wrote 7 windows to /vlbi/uf001/uva//J1420+3721_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.133029 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000163464 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.368638 0.368638 0.737275 1.47455 2.9491 5.8982 11.7964 23.5928 47.1856 94.3712 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0004 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.133 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 813.807 quit ! Quitting program ! Log file /vlbi/uf001/uva//J1420+3721_X_dfm.log closed on Mon Jan 14 02:51:13 2019