! Started logfile: /vlbi/uf001/uva//J1751-2524_X_dfm.log on Mon Jan 14 04:22:15 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//J1751-2524_X_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J1751-2524_X_uva.fits ! AN table 1: 73 integrations on 36 of 36 possible baselines. ! Apparent sampling: 0.993531 visibilities/baseline/integration-bin. ! Found source: J1751-2524 ! ! 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 31332 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 J1751-2524_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 9 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 9 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 9 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 9 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 9 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 9 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 9 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 9 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 9 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 9 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 9 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 9 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.003803Jy sigma=20.729153 ! Fit after self-cal, rms=0.925446Jy sigma=18.980913 ! 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=0.7763 mas, bmaj=3.718 mas, bpa=18.62 degrees ! Estimated noise=0.503526 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 = 0.0485336 Jy ! Component: 100 - total flux cleaned = 0.0757102 Jy ! Total flux subtracted in 100 components = 0.0757102 Jy ! Clean residual min=-0.007868 max=0.015350 Jy/beam ! Clean residual mean=-0.000029 rms=0.002658 Jy/beam ! Combined flux in latest and established models = 0.0757102 Jy ! Performing phase self-cal ! Adding 38 model components to the UV plane model. ! The established model now contains 38 components and 0.0757102 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=0.089085Jy sigma=1.788107 ! Fit after self-cal, rms=0.088148Jy sigma=1.772660 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0206876 Jy ! Component: 100 - total flux cleaned = 0.0355015 Jy ! Total flux subtracted in 100 components = 0.0355015 Jy ! Clean residual min=-0.006150 max=0.010689 Jy/beam ! Clean residual mean=-0.000023 rms=0.001914 Jy/beam ! Combined flux in latest and established models = 0.111212 Jy ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 57 components and 0.111212 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=0.077836Jy sigma=1.520336 ! Fit after self-cal, rms=0.077609Jy sigma=1.517579 ! 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=1.017 mas, bmaj=3.922 mas, bpa=15.79 degrees ! Estimated noise=0.199643 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 = 0.0243814 Jy ! Component: 100 - total flux cleaned = 0.0402321 Jy ! Component: 150 - total flux cleaned = 0.0515472 Jy ! Component: 200 - total flux cleaned = 0.0597284 Jy ! Total flux subtracted in 200 components = 0.0597284 Jy ! Clean residual min=-0.006027 max=0.011699 Jy/beam ! Clean residual mean=-0.000026 rms=0.002161 Jy/beam ! Combined flux in latest and established models = 0.17094 Jy ! Performing phase self-cal ! Adding 64 model components to the UV plane model. ! The established model now contains 106 components and 0.17094 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=0.069071Jy sigma=1.293621 ! Fit after self-cal, rms=0.068604Jy sigma=1.287982 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.017 x 3.922 at 15.79 degrees (North through East) ! Clean map min=-0.0058028 max=0.067995 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.19 FD 1.01 HN 0.96 KP 0.94 ! LA 0.93 NL 1.74 OV 0.99 PT 0.78 ! SC 1.05 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.10 FD 1.00 HN 1.00 KP 0.95 ! LA 0.92 NL 1.66 OV 0.98 PT 0.80 ! SC 1.06 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.16 FD 1.01 HN 0.96 KP 0.94 ! LA 0.91 NL 1.58 OV 1.00 PT 0.77 ! SC 1.07 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.13 FD 1.00 HN 0.93 KP 0.95 ! LA 0.92 NL 1.74 OV 1.04 PT 0.79 ! SC 1.18 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.12 FD 1.01 HN 0.97 KP 0.94 ! LA 0.96 NL 1.68 OV 1.01 PT 0.78 ! SC 1.01 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.13 FD 0.99 HN 0.88 KP 0.97 ! LA 0.95 NL 1.78 OV 1.03 PT 0.79 ! SC 1.03 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.14 FD 0.99 HN 0.88 KP 0.92 ! LA 0.94 NL 1.68 OV 1.03 PT 0.79 ! SC 1.00 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.12 FD 1.07 HN 0.83 KP 0.96 ! LA 0.92 NL 1.59 OV 1.03 PT 0.78 ! SC 1.21 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.14 FD 1.01 HN 0.81 KP 0.95 ! LA 0.95 NL 1.67 OV 1.02 PT 0.81 ! SC 1.02 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.15 FD 1.03 HN 0.97 KP 0.96 ! LA 0.95 NL 1.62 OV 1.01 PT 0.80 ! SC 0.99 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.15 FD 0.96 HN 0.89 KP 0.95 ! LA 0.94 NL 1.67 OV 1.05 PT 0.80 ! SC 1.02 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.16 FD 0.99 HN 0.84 KP 0.95 ! LA 0.99 NL 1.56 OV 1.02 PT 0.80 ! SC 0.98 ! ! ! Fit before self-cal, rms=0.068604Jy sigma=1.287982 ! Fit after self-cal, rms=0.068476Jy sigma=1.206995 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.019 mas, bmaj=4.066 mas, bpa=15.51 degrees ! Estimated noise=0.208547 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 = 0.00124081 Jy ! Component: 100 - total flux cleaned = 0.00138154 Jy ! Component: 150 - total flux cleaned = 0.00143734 Jy ! Component: 200 - total flux cleaned = 0.0014382 Jy ! Total flux subtracted in 200 components = 0.0014382 Jy ! Clean residual min=-0.002877 max=0.004453 Jy/beam ! Clean residual mean=0.000026 rms=0.000857 Jy/beam ! Combined flux in latest and established models = 0.172378 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 113 components and 0.172378 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=0.068345Jy sigma=1.204359 ! Fit after self-cal, rms=0.068608Jy sigma=1.202008 ! Inverting map ! Added new window around map position (-3.4, -1.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00416914 Jy ! Component: 100 - total flux cleaned = 0.0063011 Jy ! Component: 150 - total flux cleaned = 0.0066559 Jy ! Component: 200 - total flux cleaned = 0.00671682 Jy ! Total flux subtracted in 200 components = 0.00671682 Jy ! Clean residual min=-0.002460 max=0.003084 Jy/beam ! Clean residual mean=0.000024 rms=0.000686 Jy/beam ! Combined flux in latest and established models = 0.179095 Jy ! Performing phase self-cal ! Adding 46 model components to the UV plane model. ! The established model now contains 158 components and 0.179095 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=0.068351Jy sigma=1.195415 ! Fit after self-cal, rms=0.068358Jy sigma=1.194539 ! 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=0.068358Jy sigma=1.194539 ! Fit after self-cal, rms=0.068175Jy sigma=1.192336 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.009 mas, bmaj=4.075 mas, bpa=15.63 degrees ! Estimated noise=0.207819 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00224428 Jy ! Component: 100 - total flux cleaned = 0.00328681 Jy ! Component: 150 - total flux cleaned = 0.00347539 Jy ! Component: 200 - total flux cleaned = 0.00360188 Jy ! Total flux subtracted in 200 components = 0.00360188 Jy ! Clean residual min=-0.001932 max=0.002578 Jy/beam ! Clean residual mean=0.000015 rms=0.000553 Jy/beam ! Combined flux in latest and established models = 0.182697 Jy selfcal ! Performing phase self-cal ! Adding 37 model components to the UV plane model. ! The established model now contains 182 components and 0.182697 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=0.068084Jy sigma=1.190059 ! Fit after self-cal, rms=0.068143Jy sigma=1.189799 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 (-24, -17.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00237736 Jy ! Component: 100 - total flux cleaned = 0.00361966 Jy ! Component: 150 - total flux cleaned = 0.00395799 Jy ! Component: 200 - total flux cleaned = 0.00405391 Jy ! Total flux subtracted in 200 components = 0.00405391 Jy ! Clean residual min=-0.001736 max=0.001787 Jy/beam ! Clean residual mean=0.000015 rms=0.000471 Jy/beam ! Combined flux in latest and established models = 0.186751 Jy ! Performing phase self-cal ! Adding 39 model components to the UV plane model. ! The established model now contains 216 components and 0.186751 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=0.068062Jy sigma=1.187660 ! Fit after self-cal, rms=0.068060Jy sigma=1.187466 ! 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=0.068060Jy sigma=1.187466 ! Fit after self-cal, rms=0.068077Jy sigma=1.186384 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.006 mas, bmaj=4.086 mas, bpa=15.67 degrees ! Estimated noise=0.206921 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00106305 Jy ! Component: 100 - total flux cleaned = 0.00159306 Jy ! Component: 150 - total flux cleaned = 0.00177611 Jy ! Component: 200 - total flux cleaned = 0.0019127 Jy ! Total flux subtracted in 200 components = 0.0019127 Jy ! Clean residual min=-0.001560 max=0.001926 Jy/beam ! Clean residual mean=0.000008 rms=0.000415 Jy/beam ! Combined flux in latest and established models = 0.188664 Jy selfcal ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 236 components and 0.188664 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=0.068043Jy sigma=1.185713 ! Fit after self-cal, rms=0.068078Jy sigma=1.185556 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 = 0.00033322 Jy ! Component: 100 - total flux cleaned = 0.000388051 Jy ! Component: 150 - total flux cleaned = 0.000436731 Jy ! Component: 200 - total flux cleaned = 0.000526069 Jy ! Total flux subtracted in 200 components = 0.000526069 Jy ! Clean residual min=-0.001506 max=0.001684 Jy/beam ! Clean residual mean=0.000008 rms=0.000405 Jy/beam ! Combined flux in latest and established models = 0.18919 Jy ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 246 components and 0.18919 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=0.068057Jy sigma=1.185208 ! Fit after self-cal, rms=0.068066Jy sigma=1.185142 ! 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=0.068066Jy sigma=1.185142 ! Fit after self-cal, rms=0.068032Jy sigma=1.185030 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.32 mas, bmaj=6.075 mas, bpa=5.906 degrees ! Estimated noise=0.235876 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00104472 Jy ! Component: 100 - total flux cleaned = 0.00127564 Jy ! Component: 150 - total flux cleaned = 0.00142309 Jy ! Component: 200 - total flux cleaned = 0.0015084 Jy ! Total flux subtracted in 200 components = 0.0015084 Jy ! Clean residual min=-0.001796 max=0.001886 Jy/beam ! Clean residual mean=0.000010 rms=0.000515 Jy/beam ! Combined flux in latest and established models = 0.190698 Jy selfcal ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 256 components and 0.190698 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=0.068021Jy sigma=1.184823 ! Fit after self-cal, rms=0.068034Jy sigma=1.184625 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 = 0.000271154 Jy ! Component: 100 - total flux cleaned = 0.000311515 Jy ! Component: 150 - total flux cleaned = 0.000330081 Jy ! Component: 200 - total flux cleaned = 0.000330112 Jy ! Total flux subtracted in 200 components = 0.000330112 Jy ! Clean residual min=-0.001739 max=0.001838 Jy/beam ! Clean residual mean=0.000011 rms=0.000505 Jy/beam ! Combined flux in latest and established models = 0.191028 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 270 components and 0.191028 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=0.068028Jy sigma=1.184527 ! Fit after self-cal, rms=0.068040Jy sigma=1.184471 ! 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=1.005 mas, bmaj=4.087 mas, bpa=15.71 degrees ! Estimated noise=0.206556 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.005 x 4.087 at 15.71 degrees (North through East) ! Clean map min=-0.0016816 max=0.064772 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=0.7569 mas, bmaj=3.811 mas, bpa=18.35 degrees ! Estimated noise=0.527704 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.050867 Jy ! Component: 100 - total flux cleaned = 0.0818002 Jy ! Component: 150 - total flux cleaned = 0.102478 Jy ! Component: 200 - total flux cleaned = 0.116702 Jy ! Total flux subtracted in 200 components = 0.116702 Jy ! Clean residual min=-0.005322 max=0.008079 Jy/beam ! Clean residual mean=-0.000011 rms=0.001631 Jy/beam ! Combined flux in latest and established models = 0.116702 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 40 model components to the UV plane model. ! The established model now contains 40 components and 0.116702 Jy ! Inverting map and beam ! Estimated beam: bmin=1.005 mas, bmaj=4.087 mas, bpa=15.71 degrees ! Estimated noise=0.206556 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 = 0.0194388 Jy ! Component: 100 - total flux cleaned = 0.0317015 Jy ! Component: 150 - total flux cleaned = 0.0401344 Jy ! Component: 200 - total flux cleaned = 0.046412 Jy ! Total flux subtracted in 200 components = 0.046412 Jy ! Clean residual min=-0.003183 max=0.005045 Jy/beam ! Clean residual mean=-0.000008 rms=0.001056 Jy/beam ! Combined flux in latest and established models = 0.163114 Jy ! Adding 76 model components to the UV plane model. ! The established model now contains 106 components and 0.163114 Jy ! Inverting map ! Added new window around map position (2, -0.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00547338 Jy ! Component: 100 - total flux cleaned = 0.00953332 Jy ! Component: 150 - total flux cleaned = 0.0127693 Jy ! Component: 200 - total flux cleaned = 0.0154282 Jy ! Total flux subtracted in 200 components = 0.0154282 Jy ! Clean residual min=-0.002195 max=0.002326 Jy/beam ! Clean residual mean=-0.000001 rms=0.000591 Jy/beam ! Combined flux in latest and established models = 0.178542 Jy ! Adding 46 model components to the UV plane model. ! The established model now contains 145 components and 0.178542 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=2.32 mas, bmaj=6.075 mas, bpa=5.906 degrees ! Estimated noise=0.235876 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00333702 Jy ! Component: 100 - total flux cleaned = 0.005572 Jy ! Component: 150 - total flux cleaned = 0.00721461 Jy ! Component: 200 - total flux cleaned = 0.00858379 Jy ! Total flux subtracted in 200 components = 0.00858379 Jy ! Clean residual min=-0.002350 max=0.001933 Jy/beam ! Clean residual mean=0.000005 rms=0.000576 Jy/beam ! Combined flux in latest and established models = 0.187126 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 = 0.00122015 Jy ! Component: 100 - total flux cleaned = 0.00225962 Jy ! Component: 150 - total flux cleaned = 0.00307244 Jy ! Component: 200 - total flux cleaned = 0.00373999 Jy ! Total flux subtracted in 200 components = 0.00373999 Jy ! Clean residual min=-0.002059 max=0.001739 Jy/beam ! Clean residual mean=0.000007 rms=0.000492 Jy/beam ! Combined flux in latest and established models = 0.190866 Jy ! Adding 69 model components to the UV plane model. ! The established model now contains 211 components and 0.190866 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=1.005 mas, bmaj=4.087 mas, bpa=15.71 degrees ! Estimated noise=0.206556 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000991153 Jy ! Component: 100 - total flux cleaned = 0.00138618 Jy ! Component: 150 - total flux cleaned = 0.00160637 Jy ! Component: 200 - total flux cleaned = 0.00172257 Jy ! Total flux subtracted in 200 components = 0.00172257 Jy ! Clean residual min=-0.001470 max=0.001309 Jy/beam ! Clean residual mean=0.000004 rms=0.000364 Jy/beam ! Combined flux in latest and established models = 0.192588 Jy selfcal ! Performing phase self-cal ! Adding 32 model components to the UV plane model. ! The established model now contains 238 components and 0.192588 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=0.068049Jy sigma=1.184295 ! Fit after self-cal, rms=0.068051Jy sigma=1.183368 wmodel J1751-2524_X_map.mod ! Writing 238 model components to file: J1751-2524_X_map.mod wobs J1751-2524_X_uvs.fits ! Writing UV FITS file: J1751-2524_X_uvs.fits wwins J1751-2524_X_map.win ! wwins: Wrote 4 windows to J1751-2524_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 = -0.000139131 Jy ! Component: 100 - total flux cleaned = -0.000161773 Jy ! Component: 150 - total flux cleaned = -0.000183386 Jy ! Component: 200 - total flux cleaned = -0.000267661 Jy ! Component: 250 - total flux cleaned = -0.000470893 Jy ! Component: 300 - total flux cleaned = -0.00060792 Jy ! Component: 350 - total flux cleaned = -0.000683458 Jy ! Component: 400 - total flux cleaned = -0.000719798 Jy ! Component: 450 - total flux cleaned = -0.000808097 Jy ! Component: 500 - total flux cleaned = -0.000807965 Jy ! Component: 550 - total flux cleaned = -0.000807836 Jy ! Component: 600 - total flux cleaned = -0.000791344 Jy ! Component: 650 - total flux cleaned = -0.000807307 Jy ! Component: 700 - total flux cleaned = -0.000759791 Jy ! Component: 750 - total flux cleaned = -0.000744264 Jy ! Component: 800 - total flux cleaned = -0.000713708 Jy ! Component: 850 - total flux cleaned = -0.000683583 Jy ! Component: 900 - total flux cleaned = -0.00061043 Jy ! Component: 950 - total flux cleaned = -0.000596332 Jy ! Component: 1000 - total flux cleaned = -0.000568201 Jy ! Component: 1050 - total flux cleaned = -0.000471719 Jy ! Component: 1100 - total flux cleaned = -0.000430984 Jy ! Component: 1150 - total flux cleaned = -0.000350571 Jy ! Component: 1200 - total flux cleaned = -0.000284475 Jy ! Component: 1250 - total flux cleaned = -0.000193723 Jy ! Component: 1300 - total flux cleaned = -0.000129992 Jy ! Component: 1350 - total flux cleaned = -9.22686e-05 Jy ! Component: 1400 - total flux cleaned = -3.02692e-05 Jy ! Component: 1450 - total flux cleaned = 6.35514e-06 Jy ! Component: 1500 - total flux cleaned = 5.46977e-05 Jy ! Component: 1550 - total flux cleaned = 0.000126159 Jy ! Component: 1600 - total flux cleaned = 0.000149597 Jy ! Component: 1650 - total flux cleaned = 0.000161319 Jy ! Component: 1700 - total flux cleaned = 0.000218637 Jy ! Component: 1750 - total flux cleaned = 0.000275125 Jy ! Component: 1800 - total flux cleaned = 0.000308594 Jy ! Component: 1850 - total flux cleaned = 0.000352749 Jy ! Component: 1900 - total flux cleaned = 0.000396442 Jy ! Component: 1950 - total flux cleaned = 0.000450388 Jy ! Component: 2000 - total flux cleaned = 0.000461211 Jy ! Component: 2050 - total flux cleaned = 0.000482439 Jy ! Component: 2100 - total flux cleaned = 0.000545072 Jy ! Component: 2150 - total flux cleaned = 0.000576148 Jy ! Component: 2200 - total flux cleaned = 0.000606728 Jy ! Component: 2250 - total flux cleaned = 0.000616769 Jy ! Component: 2300 - total flux cleaned = 0.000656793 Jy ! Component: 2350 - total flux cleaned = 0.000676517 Jy ! Component: 2400 - total flux cleaned = 0.000725329 Jy ! Component: 2450 - total flux cleaned = 0.00075437 Jy ! Component: 2500 - total flux cleaned = 0.000764096 Jy ! Component: 2550 - total flux cleaned = 0.00081177 Jy ! Component: 2600 - total flux cleaned = 0.000858698 Jy ! Component: 2650 - total flux cleaned = 0.000877243 Jy ! Component: 2700 - total flux cleaned = 0.000904815 Jy ! Component: 2750 - total flux cleaned = 0.000932145 Jy ! Component: 2800 - total flux cleaned = 0.000950142 Jy ! Component: 2850 - total flux cleaned = 0.000968039 Jy ! Component: 2900 - total flux cleaned = 0.000994576 Jy ! Component: 2950 - total flux cleaned = 0.00102076 Jy ! Component: 3000 - total flux cleaned = 0.00102942 Jy ! Component: 3050 - total flux cleaned = 0.00104668 Jy ! Component: 3100 - total flux cleaned = 0.00104663 Jy ! Component: 3150 - total flux cleaned = 0.00105519 Jy ! Component: 3200 - total flux cleaned = 0.00108878 Jy ! Component: 3250 - total flux cleaned = 0.00108881 Jy ! Component: 3300 - total flux cleaned = 0.00112172 Jy ! Component: 3350 - total flux cleaned = 0.00116258 Jy ! Component: 3400 - total flux cleaned = 0.00116251 Jy ! Component: 3450 - total flux cleaned = 0.00117862 Jy ! Component: 3500 - total flux cleaned = 0.00119473 Jy ! Component: 3550 - total flux cleaned = 0.00123429 Jy ! Component: 3600 - total flux cleaned = 0.00125788 Jy ! Component: 3650 - total flux cleaned = 0.00128886 Jy ! Component: 3700 - total flux cleaned = 0.00129652 Jy ! Component: 3750 - total flux cleaned = 0.00131184 Jy ! Component: 3800 - total flux cleaned = 0.00134991 Jy ! Component: 3850 - total flux cleaned = 0.00137267 Jy ! Component: 3900 - total flux cleaned = 0.0014102 Jy ! Component: 3950 - total flux cleaned = 0.00142508 Jy ! Component: 4000 - total flux cleaned = 0.00141773 Jy ! Component: 4050 - total flux cleaned = 0.00147655 Jy ! Total flux subtracted in 4096 components = 0.00148381 Jy ! Clean residual min=-0.000373 max=0.000469 Jy/beam ! Clean residual mean=0.000001 rms=0.000136 Jy/beam ! Combined flux in latest and established models = 0.194072 Jy keep ! Adding 280 model components to the UV plane model. ! The established model now contains 518 components and 0.194072 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J1751-2524_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.005 x 4.087 at 15.71 degrees (North through East) ! Clean map min=-0.0010061 max=0.065279 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J1751-2524_X_map.fits wmodel /vlbi/uf001/uva//J1751-2524_X_map.mod ! Writing 518 model components to file: /vlbi/uf001/uva//J1751-2524_X_map.mod wobs /vlbi/uf001/uva//J1751-2524_X_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J1751-2524_X_uvs.fits wwins /vlbi/uf001/uva//J1751-2524_X_map.win ! wwins: Wrote 5 windows to /vlbi/uf001/uva//J1751-2524_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0652792 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000134653 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.618819 0.618819 1.23764 2.47528 4.95056 9.90111 19.8022 39.6044 79.2089 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0004 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.065 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 484.794 quit ! Quitting program ! Log file /vlbi/uf001/uva//J1751-2524_X_dfm.log closed on Mon Jan 14 04:22:21 2019