! Started logfile: /vlbi/uf001/uva//J1642+2523_X_dfm.log on Mon Jan 14 03:50:10 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//J1642+2523_X_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J1642+2523_X_uva.fits ! AN table 1: 42 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.889418 visibilities/baseline/integration-bin. ! Found source: J1642+2523 ! ! 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 20172 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 J1642+2523_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 82 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 82 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 82 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 82 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 82 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 82 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 82 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 82 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 82 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 82 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 82 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 82 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.043890Jy sigma=22.966806 ! Fit after self-cal, rms=0.734397Jy sigma=16.086621 ! 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=0.7397 mas, bmaj=1.698 mas, bpa=-9.744 degrees ! Estimated noise=0.413879 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 = 0.19161 Jy ! Component: 100 - total flux cleaned = 0.262365 Jy ! Total flux subtracted in 100 components = 0.262365 Jy ! Clean residual min=-0.009100 max=0.032386 Jy/beam ! Clean residual mean=-0.000004 rms=0.002681 Jy/beam ! Combined flux in latest and established models = 0.262365 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 7 components and 0.262365 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=0.087701Jy sigma=1.901130 ! Fit after self-cal, rms=0.087352Jy sigma=1.893064 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0361636 Jy ! Component: 100 - total flux cleaned = 0.0545893 Jy ! Total flux subtracted in 100 components = 0.0545893 Jy ! Clean residual min=-0.006722 max=0.010354 Jy/beam ! Clean residual mean=-0.000004 rms=0.001597 Jy/beam ! Combined flux in latest and established models = 0.316955 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 11 components and 0.316955 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=0.067076Jy sigma=1.430899 ! Fit after self-cal, rms=0.066958Jy sigma=1.428138 ! Inverting map ! Added new window around map position (-1.4, -1.4). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.011893 Jy ! Component: 100 - total flux cleaned = 0.0203803 Jy ! Total flux subtracted in 100 components = 0.0203803 Jy ! Clean residual min=-0.006451 max=0.009376 Jy/beam ! Clean residual mean=-0.000003 rms=0.001394 Jy/beam ! Combined flux in latest and established models = 0.337335 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 23 components and 0.337335 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=0.063881Jy sigma=1.353550 ! Fit after self-cal, rms=0.063786Jy sigma=1.351116 ! Inverting map ! Added new window around map position (0.6, 2.6). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00872418 Jy ! Component: 100 - total flux cleaned = 0.0148104 Jy ! Total flux subtracted in 100 components = 0.0148104 Jy ! Clean residual min=-0.006760 max=0.008066 Jy/beam ! Clean residual mean=-0.000003 rms=0.001264 Jy/beam ! Combined flux in latest and established models = 0.352145 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 30 components and 0.352145 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=0.062217Jy sigma=1.310582 ! Fit after self-cal, rms=0.062183Jy sigma=1.309757 ! Inverting map ! Added new window around map position (0.2, -3.2). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00695278 Jy ! Component: 100 - total flux cleaned = 0.0113733 Jy ! Total flux subtracted in 100 components = 0.0113733 Jy ! Clean residual min=-0.005980 max=0.006241 Jy/beam ! Clean residual mean=-0.000002 rms=0.001173 Jy/beam ! Combined flux in latest and established models = 0.363519 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 36 components and 0.363519 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=0.061372Jy sigma=1.290553 ! Fit after self-cal, rms=0.061351Jy sigma=1.290021 ! 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=0.9571 mas, bmaj=2.014 mas, bpa=-8.825 degrees ! Estimated noise=0.249272 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 = 0.00572126 Jy ! Component: 100 - total flux cleaned = 0.00956638 Jy ! Component: 150 - total flux cleaned = 0.0119291 Jy ! Component: 200 - total flux cleaned = 0.0139491 Jy ! Total flux subtracted in 200 components = 0.0139491 Jy ! Clean residual min=-0.006170 max=0.005927 Jy/beam ! Clean residual mean=-0.000003 rms=0.001259 Jy/beam ! Combined flux in latest and established models = 0.377468 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 45 components and 0.377468 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=0.060678Jy sigma=1.270247 ! Fit after self-cal, rms=0.060666Jy sigma=1.269854 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9571 x 2.014 at -8.825 degrees (North through East) ! Clean map min=-0.0058928 max=0.26129 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 1.01 HN 0.94 KP 1.04 ! LA 0.96 MK 1.01 NL 1.09 OV 0.91 ! PT 1.00 SC 0.95 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 1.00 HN 0.94 KP 1.05 ! LA 0.94 MK 1.03 NL 1.10 OV 0.91 ! PT 1.00 SC 0.95 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 1.01 HN 0.93 KP 1.06 ! LA 0.94 MK 1.01 NL 1.11 OV 0.91 ! PT 0.99 SC 0.96 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 0.99 HN 0.96 KP 1.06 ! LA 0.94 MK 1.02 NL 1.10 OV 0.90 ! PT 1.00 SC 0.93 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 1.01 HN 0.94 KP 1.06 ! LA 0.95 MK 1.02 NL 1.08 OV 0.93 ! PT 0.94 SC 0.96 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 1.02 HN 0.93 KP 1.04 ! LA 0.95 MK 1.02 NL 1.08 OV 0.91 ! PT 1.00 SC 0.97 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 1.02 HN 0.93 KP 1.05 ! LA 0.95 MK 1.01 NL 1.09 OV 0.92 ! PT 1.00 SC 0.95 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 1.01 HN 0.96 KP 1.05 ! LA 0.95 MK 1.02 NL 1.09 OV 0.91 ! PT 1.01 SC 0.94 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 1.01 HN 0.95 KP 1.04 ! LA 0.97 MK 1.03 NL 1.08 OV 0.91 ! PT 1.00 SC 0.96 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 1.01 HN 0.95 KP 1.06 ! LA 0.94 MK 1.01 NL 1.09 OV 0.91 ! PT 1.00 SC 0.98 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 1.00 HN 0.93 KP 1.06 ! LA 0.95 MK 1.01 NL 1.09 OV 0.92 ! PT 0.99 SC 0.98 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 0.99 HN 0.94 KP 1.06 ! LA 0.96 MK 1.01 NL 1.10 OV 0.92 ! PT 1.01 SC 0.97 ! ! ! Fit before self-cal, rms=0.060666Jy sigma=1.269854 ! Fit after self-cal, rms=0.056092Jy sigma=1.173151 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.9549 mas, bmaj=2.022 mas, bpa=-8.434 degrees ! Estimated noise=0.248074 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 = -0.0043061 Jy ! Component: 100 - total flux cleaned = -0.00639189 Jy ! Component: 150 - total flux cleaned = -0.00734174 Jy ! Component: 200 - total flux cleaned = -0.00808811 Jy ! Total flux subtracted in 200 components = -0.00808811 Jy ! Clean residual min=-0.002415 max=0.002768 Jy/beam ! Clean residual mean=0.000000 rms=0.000534 Jy/beam ! Combined flux in latest and established models = 0.36938 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 60 components and 0.36938 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=0.055674Jy sigma=1.163896 ! Fit after self-cal, rms=0.055696Jy sigma=1.163479 ! 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=0.055696Jy sigma=1.163479 ! Fit after self-cal, rms=0.055233Jy sigma=1.147626 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9538 mas, bmaj=2.017 mas, bpa=-8.436 degrees ! Estimated noise=0.248106 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00225217 Jy ! Component: 100 - total flux cleaned = -0.00324112 Jy ! Component: 150 - total flux cleaned = -0.00396815 Jy ! Component: 200 - total flux cleaned = -0.00447398 Jy ! Total flux subtracted in 200 components = -0.00447398 Jy ! Clean residual min=-0.001789 max=0.001536 Jy/beam ! Clean residual mean=-0.000001 rms=0.000355 Jy/beam ! Combined flux in latest and established models = 0.364906 Jy selfcal ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 70 components and 0.364906 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=0.055099Jy sigma=1.144579 ! Fit after self-cal, rms=0.055103Jy sigma=1.144468 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 = -0.000297247 Jy ! Component: 100 - total flux cleaned = -0.000518749 Jy ! Component: 150 - total flux cleaned = -0.000629765 Jy ! Component: 200 - total flux cleaned = -0.000655 Jy ! Total flux subtracted in 200 components = -0.000655 Jy ! Clean residual min=-0.001777 max=0.001457 Jy/beam ! Clean residual mean=-0.000001 rms=0.000347 Jy/beam ! Combined flux in latest and established models = 0.364251 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 79 components and 0.364251 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=0.055070Jy sigma=1.143818 ! Fit after self-cal, rms=0.055068Jy sigma=1.143796 ! 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=0.055068Jy sigma=1.143796 ! Fit after self-cal, rms=0.055014Jy sigma=1.142690 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9522 mas, bmaj=2.017 mas, bpa=-8.467 degrees ! Estimated noise=0.248136 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00130038 Jy ! Component: 100 - total flux cleaned = -0.00191729 Jy ! Component: 150 - total flux cleaned = -0.00244116 Jy ! Component: 200 - total flux cleaned = -0.00272703 Jy ! Total flux subtracted in 200 components = -0.00272703 Jy ! Clean residual min=-0.001639 max=0.001277 Jy/beam ! Clean residual mean=-0.000000 rms=0.000314 Jy/beam ! Combined flux in latest and established models = 0.361524 Jy selfcal ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 84 components and 0.361524 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=0.054957Jy sigma=1.141424 ! Fit after self-cal, rms=0.054955Jy sigma=1.141384 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 = -0.000149232 Jy ! Component: 100 - total flux cleaned = -0.000263 Jy ! Component: 150 - total flux cleaned = -0.000324871 Jy ! Component: 200 - total flux cleaned = -0.000343998 Jy ! Total flux subtracted in 200 components = -0.000343998 Jy ! Clean residual min=-0.001645 max=0.001258 Jy/beam ! Clean residual mean=-0.000000 rms=0.000310 Jy/beam ! Combined flux in latest and established models = 0.36118 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 84 components and 0.36118 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=0.054938Jy sigma=1.141055 ! Fit after self-cal, rms=0.054937Jy sigma=1.141044 ! 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=0.054937Jy sigma=1.141044 ! Fit after self-cal, rms=0.054908Jy sigma=1.140587 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.153 mas, bmaj=2.849 mas, bpa=-2.354 degrees ! Estimated noise=0.303892 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00106261 Jy ! Component: 100 - total flux cleaned = -0.00133142 Jy ! Component: 150 - total flux cleaned = -0.00139323 Jy ! Component: 200 - total flux cleaned = -0.00144351 Jy ! Total flux subtracted in 200 components = -0.00144351 Jy ! Clean residual min=-0.001339 max=0.001331 Jy/beam ! Clean residual mean=-0.000000 rms=0.000325 Jy/beam ! Combined flux in latest and established models = 0.359736 Jy selfcal ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 94 components and 0.359736 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=0.054889Jy sigma=1.140262 ! Fit after self-cal, rms=0.054889Jy sigma=1.140237 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 = -4.9284e-05 Jy ! Component: 100 - total flux cleaned = -7.62794e-05 Jy ! Component: 150 - total flux cleaned = -6.38372e-05 Jy ! Component: 200 - total flux cleaned = -5.2801e-05 Jy ! Total flux subtracted in 200 components = -5.2801e-05 Jy ! Clean residual min=-0.001318 max=0.001326 Jy/beam ! Clean residual mean=-0.000000 rms=0.000321 Jy/beam ! Combined flux in latest and established models = 0.359683 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 101 components and 0.359683 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=0.054885Jy sigma=1.140215 ! Fit after self-cal, rms=0.054884Jy sigma=1.140208 ! 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=0.9508 mas, bmaj=2.016 mas, bpa=-8.501 degrees ! Estimated noise=0.248102 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9508 x 2.016 at -8.501 degrees (North through East) ! Clean map min=-0.0013625 max=0.26011 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=0.7347 mas, bmaj=1.691 mas, bpa=-9.421 degrees ! Estimated noise=0.410372 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.190424 Jy ! Component: 100 - total flux cleaned = 0.263192 Jy ! Component: 150 - total flux cleaned = 0.29987 Jy ! Component: 200 - total flux cleaned = 0.318949 Jy ! Total flux subtracted in 200 components = 0.318949 Jy ! Clean residual min=-0.003713 max=0.009434 Jy/beam ! Clean residual mean=-0.000001 rms=0.000982 Jy/beam ! Combined flux in latest and established models = 0.318949 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 12 model components to the UV plane model. ! The established model now contains 12 components and 0.318949 Jy ! Inverting map and beam ! Estimated beam: bmin=0.9508 mas, bmaj=2.016 mas, bpa=-8.501 degrees ! Estimated noise=0.248102 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 = 0.0147863 Jy ! Component: 100 - total flux cleaned = 0.0223982 Jy ! Component: 150 - total flux cleaned = 0.0271935 Jy ! Component: 200 - total flux cleaned = 0.0305194 Jy ! Total flux subtracted in 200 components = 0.0305194 Jy ! Clean residual min=-0.001669 max=0.002469 Jy/beam ! Clean residual mean=-0.000001 rms=0.000396 Jy/beam ! Combined flux in latest and established models = 0.349468 Jy ! Adding 37 model components to the UV plane model. ! The established model now contains 40 components and 0.349468 Jy ! Inverting map ! Added new window around map position (1.2, 0.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00262064 Jy ! Component: 100 - total flux cleaned = 0.00457818 Jy ! Component: 150 - total flux cleaned = 0.00614698 Jy ! Component: 200 - total flux cleaned = 0.00733154 Jy ! Total flux subtracted in 200 components = 0.00733154 Jy ! Clean residual min=-0.001747 max=0.001602 Jy/beam ! Clean residual mean=-0.000000 rms=0.000314 Jy/beam ! Combined flux in latest and established models = 0.3568 Jy ! Adding 27 model components to the UV plane model. ! The established model now contains 60 components and 0.356799 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=2.153 mas, bmaj=2.849 mas, bpa=-2.354 degrees ! Estimated noise=0.303892 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00147383 Jy ! Component: 100 - total flux cleaned = 0.00224216 Jy ! Component: 150 - total flux cleaned = 0.00251798 Jy ! Component: 200 - total flux cleaned = 0.00269431 Jy ! Total flux subtracted in 200 components = 0.00269431 Jy ! Clean residual min=-0.001378 max=0.001248 Jy/beam ! Clean residual mean=-0.000000 rms=0.000321 Jy/beam ! Combined flux in latest and established models = 0.359494 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 = 0.000127119 Jy ! Component: 100 - total flux cleaned = 0.000243967 Jy ! Component: 150 - total flux cleaned = 0.000319196 Jy ! Component: 200 - total flux cleaned = 0.000356974 Jy ! Total flux subtracted in 200 components = 0.000356974 Jy ! Clean residual min=-0.001369 max=0.001259 Jy/beam ! Clean residual mean=-0.000000 rms=0.000320 Jy/beam ! Combined flux in latest and established models = 0.359851 Jy ! Adding 40 model components to the UV plane model. ! The established model now contains 95 components and 0.359851 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.9508 mas, bmaj=2.016 mas, bpa=-8.501 degrees ! Estimated noise=0.248102 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000399971 Jy ! Component: 100 - total flux cleaned = -0.000299927 Jy ! Component: 150 - total flux cleaned = -0.000330118 Jy ! Component: 200 - total flux cleaned = -0.000330476 Jy ! Total flux subtracted in 200 components = -0.000330476 Jy ! Clean residual min=-0.001622 max=0.001171 Jy/beam ! Clean residual mean=-0.000000 rms=0.000296 Jy/beam ! Combined flux in latest and established models = 0.35952 Jy selfcal ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 106 components and 0.35952 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=0.054914Jy sigma=1.140976 ! Fit after self-cal, rms=0.054897Jy sigma=1.140660 wmodel J1642+2523_X_map.mod ! Writing 106 model components to file: J1642+2523_X_map.mod wobs J1642+2523_X_uvs.fits ! Writing UV FITS file: J1642+2523_X_uvs.fits wwins J1642+2523_X_map.win ! wwins: Wrote 5 windows to J1642+2523_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 = -0.000569387 Jy ! Component: 100 - total flux cleaned = -0.000572577 Jy ! Component: 150 - total flux cleaned = -0.000383006 Jy ! Component: 200 - total flux cleaned = -0.000160085 Jy ! Component: 250 - total flux cleaned = -8.17544e-05 Jy ! Component: 300 - total flux cleaned = -4.3407e-05 Jy ! Component: 350 - total flux cleaned = 6.85943e-05 Jy ! Component: 400 - total flux cleaned = 0.000159924 Jy ! Component: 450 - total flux cleaned = 0.000232165 Jy ! Component: 500 - total flux cleaned = 0.000250173 Jy ! Component: 550 - total flux cleaned = 0.000373118 Jy ! Component: 600 - total flux cleaned = 0.000424926 Jy ! Component: 650 - total flux cleaned = 0.000544537 Jy ! Component: 700 - total flux cleaned = 0.000578045 Jy ! Component: 750 - total flux cleaned = 0.000627957 Jy ! Component: 800 - total flux cleaned = 0.000693747 Jy ! Component: 850 - total flux cleaned = 0.000677346 Jy ! Component: 900 - total flux cleaned = 0.000774095 Jy ! Component: 950 - total flux cleaned = 0.000773559 Jy ! Component: 1000 - total flux cleaned = 0.000773479 Jy ! Component: 1050 - total flux cleaned = 0.000773253 Jy ! Component: 1100 - total flux cleaned = 0.000788835 Jy ! Component: 1150 - total flux cleaned = 0.000804366 Jy ! Component: 1200 - total flux cleaned = 0.000895605 Jy ! Component: 1250 - total flux cleaned = 0.000910351 Jy ! Component: 1300 - total flux cleaned = 0.000895403 Jy ! Component: 1350 - total flux cleaned = 0.000880768 Jy ! Component: 1400 - total flux cleaned = 0.000895801 Jy ! Component: 1450 - total flux cleaned = 0.000939341 Jy ! Component: 1500 - total flux cleaned = 0.000982647 Jy ! Component: 1550 - total flux cleaned = 0.000968241 Jy ! Component: 1600 - total flux cleaned = 0.00101084 Jy ! Component: 1650 - total flux cleaned = 0.00110889 Jy ! Component: 1700 - total flux cleaned = 0.001067 Jy ! Component: 1750 - total flux cleaned = 0.00112202 Jy ! Component: 1800 - total flux cleaned = 0.00114942 Jy ! Component: 1850 - total flux cleaned = 0.00119043 Jy ! Component: 1900 - total flux cleaned = 0.00127109 Jy ! Component: 1950 - total flux cleaned = 0.00132456 Jy ! Component: 2000 - total flux cleaned = 0.00140397 Jy ! Component: 2050 - total flux cleaned = 0.00148298 Jy ! Component: 2100 - total flux cleaned = 0.00153524 Jy ! Component: 2150 - total flux cleaned = 0.00154824 Jy ! Component: 2200 - total flux cleaned = 0.00161254 Jy ! Component: 2250 - total flux cleaned = 0.00161248 Jy ! Component: 2300 - total flux cleaned = 0.00168865 Jy ! Component: 2350 - total flux cleaned = 0.00175156 Jy ! Component: 2400 - total flux cleaned = 0.00185167 Jy ! Component: 2450 - total flux cleaned = 0.00182675 Jy ! Component: 2500 - total flux cleaned = 0.00190077 Jy ! Component: 2550 - total flux cleaned = 0.00193775 Jy ! Component: 2600 - total flux cleaned = 0.00196217 Jy ! Component: 2650 - total flux cleaned = 0.00203476 Jy ! Component: 2700 - total flux cleaned = 0.00202276 Jy ! Component: 2750 - total flux cleaned = 0.00208246 Jy ! Component: 2800 - total flux cleaned = 0.00201125 Jy ! Component: 2850 - total flux cleaned = 0.00209399 Jy ! Component: 2900 - total flux cleaned = 0.00209409 Jy ! Component: 2950 - total flux cleaned = 0.00205919 Jy ! Component: 3000 - total flux cleaned = 0.00215175 Jy ! Component: 3050 - total flux cleaned = 0.00217459 Jy ! Component: 3100 - total flux cleaned = 0.00222031 Jy ! Component: 3150 - total flux cleaned = 0.0021975 Jy ! Component: 3200 - total flux cleaned = 0.00226533 Jy ! Component: 3250 - total flux cleaned = 0.00224277 Jy ! Component: 3300 - total flux cleaned = 0.0022204 Jy ! Component: 3350 - total flux cleaned = 0.00227605 Jy ! Component: 3400 - total flux cleaned = 0.0022982 Jy ! Component: 3450 - total flux cleaned = 0.00235315 Jy ! Component: 3500 - total flux cleaned = 0.0022876 Jy ! Component: 3550 - total flux cleaned = 0.00228758 Jy ! Component: 3600 - total flux cleaned = 0.00229843 Jy ! Component: 3650 - total flux cleaned = 0.00235216 Jy ! Component: 3700 - total flux cleaned = 0.00230935 Jy ! Component: 3750 - total flux cleaned = 0.00230929 Jy ! Component: 3800 - total flux cleaned = 0.00233035 Jy ! Component: 3850 - total flux cleaned = 0.00238304 Jy ! Component: 3900 - total flux cleaned = 0.00233053 Jy ! Component: 3950 - total flux cleaned = 0.00229915 Jy ! Component: 4000 - total flux cleaned = 0.00237184 Jy ! Component: 4050 - total flux cleaned = 0.00230985 Jy ! Total flux subtracted in 4096 components = 0.00232006 Jy ! Clean residual min=-0.000648 max=0.000623 Jy/beam ! Clean residual mean=-0.000000 rms=0.000177 Jy/beam ! Combined flux in latest and established models = 0.36184 Jy keep ! Adding 290 model components to the UV plane model. ! The established model now contains 396 components and 0.36184 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J1642+2523_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9508 x 2.016 at -8.501 degrees (North through East) ! Clean map min=-0.0011015 max=0.25965 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J1642+2523_X_map.fits wmodel /vlbi/uf001/uva//J1642+2523_X_map.mod ! Writing 396 model components to file: /vlbi/uf001/uva//J1642+2523_X_map.mod wobs /vlbi/uf001/uva//J1642+2523_X_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J1642+2523_X_uvs.fits wwins /vlbi/uf001/uva//J1642+2523_X_map.win ! wwins: Wrote 6 windows to /vlbi/uf001/uva//J1642+2523_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.259646 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000176432 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.203853 0.203853 0.407705 0.81541 1.63082 3.26164 6.52328 13.0466 26.0931 52.1863 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0005 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.259 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 1471.65 quit ! Quitting program ! Log file /vlbi/uf001/uva//J1642+2523_X_dfm.log closed on Mon Jan 14 03:50:16 2019