! Started logfile: /vlbi/bp222/maps//J1457-3539_X_dfm.log on Thu Sep 27 11:16:26 2018 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/bp222/maps//J1457-3539_X_uva.fits ! Reading UV FITS file: /vlbi/bp222/maps//J1457-3539_X_uva.fits ! AN table 1: 80 integrations on 21 of 21 possible baselines. ! Apparent sampling: 0.610714 visibilities/baseline/integration-bin. ! Found source: J1457-3539 ! ! 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 108 lines of history. ! ! Reading 12312 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 J1457-3539_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 136 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 136 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 136 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 136 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 136 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 136 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 136 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 136 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 136 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 136 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 136 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 136 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.185000Jy sigma=14.406684 ! Fit after self-cal, rms=0.422464Jy sigma=3.943264 ! 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=0.6838 mas, bmaj=3.996 mas, bpa=-23.22 degrees ! Estimated noise=1.0374 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 = 0.506122 Jy ! Component: 100 - total flux cleaned = 0.643349 Jy ! Total flux subtracted in 100 components = 0.643349 Jy ! Clean residual min=-0.026020 max=0.061482 Jy/beam ! Clean residual mean=-0.000040 rms=0.007250 Jy/beam ! Combined flux in latest and established models = 0.643349 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 8 components and 0.643349 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=0.163587Jy sigma=1.835108 ! Fit after self-cal, rms=0.163554Jy sigma=1.834484 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.068107 Jy ! Component: 100 - total flux cleaned = 0.104623 Jy ! Total flux subtracted in 100 components = 0.104623 Jy ! Clean residual min=-0.017288 max=0.021318 Jy/beam ! Clean residual mean=-0.000009 rms=0.003935 Jy/beam ! Combined flux in latest and established models = 0.747972 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 19 components and 0.747972 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=0.139056Jy sigma=1.329143 ! Fit after self-cal, rms=0.138934Jy sigma=1.328046 ! 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=0.9061 mas, bmaj=4.411 mas, bpa=-21.55 degrees ! Estimated noise=0.582109 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 = 0.0251482 Jy ! Component: 100 - total flux cleaned = 0.0394575 Jy ! Component: 150 - total flux cleaned = 0.0481716 Jy ! Component: 200 - total flux cleaned = 0.0510313 Jy ! Total flux subtracted in 200 components = 0.0510313 Jy ! Clean residual min=-0.015749 max=0.016247 Jy/beam ! Clean residual mean=-0.000010 rms=0.003798 Jy/beam ! Combined flux in latest and established models = 0.799004 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 35 components and 0.799004 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=0.135441Jy sigma=1.241045 ! Fit after self-cal, rms=0.135016Jy sigma=1.239333 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9061 x 4.411 at -21.55 degrees (North through East) ! Clean map min=-0.015114 max=0.62078 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 1.00 HN 1.26 KP 0.99 ! MK 1.00 NL 1.02 OV 0.97 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 0.99 HN 1.24 KP 0.99 ! MK 1.01 NL 1.01 OV 0.98 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 0.99 HN 1.24 KP 0.99 ! MK 1.01 NL 1.01 OV 0.98 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 1.00 HN 1.22 KP 0.99 ! MK 0.99 NL 1.00 OV 0.98 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 0.98 HN 1.23 KP 1.00 ! MK 1.01 NL 1.01 OV 0.98 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 0.99 HN 1.21 KP 0.99 ! MK 1.00 NL 0.99 OV 0.97 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 0.99 HN 1.17 KP 0.99 ! MK 1.00 NL 1.00 OV 0.97 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 1.00 HN 1.23 KP 1.00 ! MK 1.00 NL 0.99 OV 0.96 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 0.98 HN 1.22 KP 0.99 ! MK 1.01 NL 0.98 OV 0.97 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 0.98 HN 1.20 KP 0.99 ! MK 1.00 NL 0.97 OV 0.97 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 0.98 HN 1.17 KP 1.00 ! MK 0.98 NL 0.98 OV 0.97 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 0.98 HN 1.16 KP 0.99 ! MK 1.01 NL 0.99 OV 0.98 ! ! ! Fit before self-cal, rms=0.135016Jy sigma=1.239333 ! Fit after self-cal, rms=0.132625Jy sigma=1.187701 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.9186 mas, bmaj=4.459 mas, bpa=-21.92 degrees ! Estimated noise=0.587486 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 = -0.0131243 Jy ! Component: 100 - total flux cleaned = -0.0155469 Jy ! Component: 150 - total flux cleaned = -0.0158298 Jy ! Component: 200 - total flux cleaned = -0.0160858 Jy ! Total flux subtracted in 200 components = -0.0160858 Jy ! Clean residual min=-0.013454 max=0.013710 Jy/beam ! Clean residual mean=0.000004 rms=0.002976 Jy/beam ! Combined flux in latest and established models = 0.782918 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 50 components and 0.782918 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=0.130391Jy sigma=1.166028 ! Fit after self-cal, rms=0.130398Jy sigma=1.165300 ! 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=0.130398Jy sigma=1.165300 ! Fit after self-cal, rms=0.131071Jy sigma=1.159520 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9222 mas, bmaj=4.469 mas, bpa=-21.98 degrees ! Estimated noise=0.58753 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00845153 Jy ! Component: 100 - total flux cleaned = -0.0102682 Jy ! Component: 150 - total flux cleaned = -0.0104918 Jy ! Component: 200 - total flux cleaned = -0.0106855 Jy ! Total flux subtracted in 200 components = -0.0106855 Jy ! Clean residual min=-0.012026 max=0.012708 Jy/beam ! Clean residual mean=0.000003 rms=0.002736 Jy/beam ! Combined flux in latest and established models = 0.772232 Jy selfcal ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 58 components and 0.772232 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=0.129651Jy sigma=1.148458 ! Fit after self-cal, rms=0.129662Jy sigma=1.148228 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 (-11.6, -1.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00457504 Jy ! Component: 100 - total flux cleaned = 0.00308917 Jy ! Component: 150 - total flux cleaned = 0.000196539 Jy ! Component: 200 - total flux cleaned = -0.001447 Jy ! Total flux subtracted in 200 components = -0.001447 Jy ! Clean residual min=-0.010376 max=0.010104 Jy/beam ! Clean residual mean=-0.000006 rms=0.002404 Jy/beam ! Combined flux in latest and established models = 0.770785 Jy ! Performing phase self-cal ! Adding 41 model components to the UV plane model. ! The established model now contains 98 components and 0.770785 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=0.127302Jy sigma=1.129769 ! Fit after self-cal, rms=0.127226Jy sigma=1.127630 ! 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=0.127226Jy sigma=1.127630 ! Fit after self-cal, rms=0.127446Jy sigma=1.093789 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9232 mas, bmaj=4.491 mas, bpa=-22.07 degrees ! Estimated noise=0.58729 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00617445 Jy ! Component: 100 - total flux cleaned = -0.00722757 Jy ! Component: 150 - total flux cleaned = -0.00752904 Jy ! Component: 200 - total flux cleaned = -0.00806484 Jy ! Total flux subtracted in 200 components = -0.00806484 Jy ! Clean residual min=-0.008543 max=0.007102 Jy/beam ! Clean residual mean=-0.000001 rms=0.001497 Jy/beam ! Combined flux in latest and established models = 0.762721 Jy selfcal ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 116 components and 0.762721 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=0.126713Jy sigma=1.089321 ! Fit after self-cal, rms=0.126776Jy sigma=1.089175 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 = -0.000125208 Jy ! Component: 100 - total flux cleaned = -0.000481966 Jy ! Component: 150 - total flux cleaned = -0.000815447 Jy ! Component: 200 - total flux cleaned = -0.00112491 Jy ! Total flux subtracted in 200 components = -0.00112491 Jy ! Clean residual min=-0.008103 max=0.006884 Jy/beam ! Clean residual mean=-0.000004 rms=0.001456 Jy/beam ! Combined flux in latest and established models = 0.761596 Jy ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 125 components and 0.761596 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=0.126459Jy sigma=1.087407 ! Fit after self-cal, rms=0.126454Jy sigma=1.087326 ! 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=0.126454Jy sigma=1.087326 ! Fit after self-cal, rms=0.127415Jy sigma=1.085920 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.142 mas, bmaj=7.267 mas, bpa=-8.707 degrees ! Estimated noise=0.633664 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00257162 Jy ! Component: 100 - total flux cleaned = -0.00248648 Jy ! Component: 150 - total flux cleaned = -0.00240431 Jy ! Component: 200 - total flux cleaned = -0.00232629 Jy ! Total flux subtracted in 200 components = -0.00232629 Jy ! Clean residual min=-0.008315 max=0.006444 Jy/beam ! Clean residual mean=-0.000003 rms=0.001740 Jy/beam ! Combined flux in latest and established models = 0.759269 Jy selfcal ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 145 components and 0.759269 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=0.127200Jy sigma=1.084602 ! Fit after self-cal, rms=0.127204Jy sigma=1.084364 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 = 0.000230328 Jy ! Component: 100 - total flux cleaned = 0.000623421 Jy ! Component: 150 - total flux cleaned = 0.000688235 Jy ! Component: 200 - total flux cleaned = 0.000690963 Jy ! Total flux subtracted in 200 components = 0.000690963 Jy ! Clean residual min=-0.007922 max=0.005970 Jy/beam ! Clean residual mean=-0.000005 rms=0.001692 Jy/beam ! Combined flux in latest and established models = 0.75996 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 152 components and 0.75996 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=0.127138Jy sigma=1.083956 ! Fit after self-cal, rms=0.127133Jy sigma=1.083824 ! 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=0.9252 mas, bmaj=4.498 mas, bpa=-22.11 degrees ! Estimated noise=0.587074 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9252 x 4.498 at -22.11 degrees (North through East) ! Clean map min=-0.0068594 max=0.63273 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 ! Performing amp+phase self-cal ! ! 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=0.127133Jy sigma=1.083824 ! Fit after self-cal, rms=0.109667Jy sigma=0.714434 ! Inverting map and beam ! Estimated beam: bmin=0.9257 mas, bmaj=4.496 mas, bpa=-22.1 degrees ! Estimated noise=0.586015 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00402367 Jy ! Component: 100 - total flux cleaned = -0.0049571 Jy ! Component: 150 - total flux cleaned = -0.00536114 Jy ! Component: 200 - total flux cleaned = -0.00527159 Jy ! Total flux subtracted in 200 components = -0.00527159 Jy ! Clean residual min=-0.006385 max=0.005380 Jy/beam ! Clean residual mean=-0.000002 rms=0.001233 Jy/beam ! Combined flux in latest and established models = 0.754689 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 163 components and 0.754689 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=0.109237Jy sigma=0.711729 ! Fit after self-cal, rms=0.109245Jy sigma=0.711690 ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000162388 Jy ! Component: 100 - total flux cleaned = 0.00039984 Jy ! Component: 150 - total flux cleaned = 0.000475042 Jy ! Component: 200 - total flux cleaned = 0.000618577 Jy ! Total flux subtracted in 200 components = 0.000618577 Jy ! Clean residual min=-0.006323 max=0.005372 Jy/beam ! Clean residual mean=-0.000002 rms=0.001216 Jy/beam ! Combined flux in latest and established models = 0.755307 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 169 components and 0.755307 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=0.109046Jy sigma=0.710608 ! Fit after self-cal, rms=0.109051Jy sigma=0.710564 ! Inverting map ! Performing amp+phase self-cal ! ! 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=0.109051Jy sigma=0.710564 ! Fit after self-cal, rms=0.110178Jy sigma=0.709274 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=0.6941 mas, bmaj=4.077 mas, bpa=-23.83 degrees ! Estimated noise=1.06474 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.51923 Jy ! Component: 100 - total flux cleaned = 0.64201 Jy ! Component: 150 - total flux cleaned = 0.692981 Jy ! Component: 200 - total flux cleaned = 0.719131 Jy ! Total flux subtracted in 200 components = 0.719131 Jy ! Clean residual min=-0.011422 max=0.012893 Jy/beam ! Clean residual mean=0.000002 rms=0.002268 Jy/beam ! Combined flux in latest and established models = 0.719131 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 16 model components to the UV plane model. ! The established model now contains 16 components and 0.719131 Jy ! Inverting map and beam ! Estimated beam: bmin=0.9271 mas, bmaj=4.502 mas, bpa=-22.15 degrees ! Estimated noise=0.58586 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 = 0.0183739 Jy ! Component: 100 - total flux cleaned = 0.0292419 Jy ! Component: 150 - total flux cleaned = 0.0344647 Jy ! Component: 200 - total flux cleaned = 0.035823 Jy ! Total flux subtracted in 200 components = 0.035823 Jy ! Clean residual min=-0.007751 max=0.007849 Jy/beam ! Clean residual mean=0.000004 rms=0.001555 Jy/beam ! Combined flux in latest and established models = 0.754954 Jy ! Adding 44 model components to the UV plane model. ! The established model now contains 54 components and 0.754954 Jy ! Inverting map ! Added new window around map position (-2.6, -0.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00510857 Jy ! Component: 100 - total flux cleaned = 0.00641701 Jy ! Component: 150 - total flux cleaned = 0.00699737 Jy ! Component: 200 - total flux cleaned = 0.007516 Jy ! Total flux subtracted in 200 components = 0.007516 Jy ! Clean residual min=-0.006374 max=0.004912 Jy/beam ! Clean residual mean=0.000012 rms=0.001237 Jy/beam ! Combined flux in latest and established models = 0.76247 Jy ! Adding 35 model components to the UV plane model. ! The established model now contains 80 components and 0.76247 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=2.149 mas, bmaj=7.274 mas, bpa=-8.674 degrees ! Estimated noise=0.630285 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000867992 Jy ! Component: 100 - total flux cleaned = 0.000704643 Jy ! Component: 150 - total flux cleaned = 0.000581059 Jy ! Component: 200 - total flux cleaned = 0.00058746 Jy ! Total flux subtracted in 200 components = 0.00058746 Jy ! Clean residual min=-0.007177 max=0.005352 Jy/beam ! Clean residual mean=0.000021 rms=0.001481 Jy/beam ! Combined flux in latest and established models = 0.763058 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 = 0.000187367 Jy ! Component: 100 - total flux cleaned = 0.000272516 Jy ! Component: 150 - total flux cleaned = 0.000201516 Jy ! Component: 200 - total flux cleaned = 1.36463e-05 Jy ! Total flux subtracted in 200 components = 1.36463e-05 Jy ! Clean residual min=-0.006691 max=0.005193 Jy/beam ! Clean residual mean=0.000017 rms=0.001421 Jy/beam ! Combined flux in latest and established models = 0.763071 Jy ! Adding 67 model components to the UV plane model. ! The established model now contains 143 components and 0.763071 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.9271 mas, bmaj=4.502 mas, bpa=-22.15 degrees ! Estimated noise=0.58586 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -1.18578e-05 Jy ! Component: 100 - total flux cleaned = -0.000125952 Jy ! Component: 150 - total flux cleaned = 7.2624e-05 Jy ! Component: 200 - total flux cleaned = 6.74255e-05 Jy ! Total flux subtracted in 200 components = 6.74255e-05 Jy ! Clean residual min=-0.005064 max=0.004177 Jy/beam ! Clean residual mean=0.000007 rms=0.001049 Jy/beam ! Combined flux in latest and established models = 0.763138 Jy selfcal ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 158 components and 0.763138 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=0.108783Jy sigma=0.704693 ! Fit after self-cal, rms=0.108743Jy sigma=0.703338 wmodel J1457-3539_X_map.mod ! Writing 158 model components to file: J1457-3539_X_map.mod wobs J1457-3539_X_uvs.fits ! Writing UV FITS file: J1457-3539_X_uvs.fits wwins J1457-3539_X_map.win ! wwins: Wrote 3 windows to J1457-3539_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 = -0.00143504 Jy ! Component: 100 - total flux cleaned = -0.00171849 Jy ! Component: 150 - total flux cleaned = -0.00191678 Jy ! Component: 200 - total flux cleaned = -0.00197767 Jy ! Component: 250 - total flux cleaned = -0.00191823 Jy ! Component: 300 - total flux cleaned = -0.00202952 Jy ! Component: 350 - total flux cleaned = -0.00191868 Jy ! Component: 400 - total flux cleaned = -0.00176122 Jy ! Component: 450 - total flux cleaned = -0.0016115 Jy ! Component: 500 - total flux cleaned = -0.00161196 Jy ! Component: 550 - total flux cleaned = -0.00161076 Jy ! Component: 600 - total flux cleaned = -0.00147037 Jy ! Component: 650 - total flux cleaned = -0.00137906 Jy ! Component: 700 - total flux cleaned = -0.00115831 Jy ! Component: 750 - total flux cleaned = -0.000986201 Jy ! Component: 800 - total flux cleaned = -0.000901703 Jy ! Component: 850 - total flux cleaned = -0.000735409 Jy ! Component: 900 - total flux cleaned = -0.000613588 Jy ! Component: 950 - total flux cleaned = -0.000453791 Jy ! Component: 1000 - total flux cleaned = -0.000375495 Jy ! Component: 1050 - total flux cleaned = -0.000260509 Jy ! Component: 1100 - total flux cleaned = -0.000184868 Jy ! Component: 1150 - total flux cleaned = -3.66751e-05 Jy ! Component: 1200 - total flux cleaned = 7.19945e-05 Jy ! Component: 1250 - total flux cleaned = 3.63151e-05 Jy ! Component: 1300 - total flux cleaned = 0.000282912 Jy ! Component: 1350 - total flux cleaned = 0.000352533 Jy ! Component: 1400 - total flux cleaned = 0.000558569 Jy ! Component: 1450 - total flux cleaned = 0.000694066 Jy ! Component: 1500 - total flux cleaned = 0.000961027 Jy ! Component: 1550 - total flux cleaned = 0.00102655 Jy ! Component: 1600 - total flux cleaned = 0.00118899 Jy ! Component: 1650 - total flux cleaned = 0.0012532 Jy ! Component: 1700 - total flux cleaned = 0.00134947 Jy ! Component: 1750 - total flux cleaned = 0.00160164 Jy ! Component: 1800 - total flux cleaned = 0.00166368 Jy ! Component: 1850 - total flux cleaned = 0.001756 Jy ! Component: 1900 - total flux cleaned = 0.0019086 Jy ! Component: 1950 - total flux cleaned = 0.00202936 Jy ! Component: 2000 - total flux cleaned = 0.00217887 Jy ! Component: 2050 - total flux cleaned = 0.00223795 Jy ! Component: 2100 - total flux cleaned = 0.00238463 Jy ! Component: 2150 - total flux cleaned = 0.00244264 Jy ! Component: 2200 - total flux cleaned = 0.00258627 Jy ! Component: 2250 - total flux cleaned = 0.00267185 Jy ! Component: 2300 - total flux cleaned = 0.00281271 Jy ! Component: 2350 - total flux cleaned = 0.00289646 Jy ! Component: 2400 - total flux cleaned = 0.00289654 Jy ! Component: 2450 - total flux cleaned = 0.00297952 Jy ! Component: 2500 - total flux cleaned = 0.00311585 Jy ! Component: 2550 - total flux cleaned = 0.00317001 Jy ! Component: 2600 - total flux cleaned = 0.00322396 Jy ! Component: 2650 - total flux cleaned = 0.00335724 Jy ! Component: 2700 - total flux cleaned = 0.00348899 Jy ! Component: 2750 - total flux cleaned = 0.00359361 Jy ! Component: 2800 - total flux cleaned = 0.00367148 Jy ! Component: 2850 - total flux cleaned = 0.00364596 Jy ! Component: 2900 - total flux cleaned = 0.00372261 Jy ! Component: 2950 - total flux cleaned = 0.00372275 Jy ! Component: 3000 - total flux cleaned = 0.00384844 Jy ! Component: 3050 - total flux cleaned = 0.00382353 Jy ! Component: 3100 - total flux cleaned = 0.00382374 Jy ! Component: 3150 - total flux cleaned = 0.00389761 Jy ! Component: 3200 - total flux cleaned = 0.00389754 Jy ! Component: 3250 - total flux cleaned = 0.0038735 Jy ! Component: 3300 - total flux cleaned = 0.00404161 Jy ! Component: 3350 - total flux cleaned = 0.00397008 Jy ! Component: 3400 - total flux cleaned = 0.00394642 Jy ! Component: 3450 - total flux cleaned = 0.00411104 Jy ! Component: 3500 - total flux cleaned = 0.0040643 Jy ! Component: 3550 - total flux cleaned = 0.00415737 Jy ! Component: 3600 - total flux cleaned = 0.00415773 Jy ! Component: 3650 - total flux cleaned = 0.00427246 Jy ! Component: 3700 - total flux cleaned = 0.00429522 Jy ! Component: 3750 - total flux cleaned = 0.00440832 Jy ! Component: 3800 - total flux cleaned = 0.00440813 Jy ! Component: 3850 - total flux cleaned = 0.00443027 Jy ! Component: 3900 - total flux cleaned = 0.00443023 Jy ! Component: 3950 - total flux cleaned = 0.00445229 Jy ! Component: 4000 - total flux cleaned = 0.00447433 Jy ! Component: 4050 - total flux cleaned = 0.00447457 Jy ! Total flux subtracted in 4096 components = 0.00449627 Jy ! Clean residual min=-0.001201 max=0.001193 Jy/beam ! Clean residual mean=0.000001 rms=0.000412 Jy/beam ! Combined flux in latest and established models = 0.767635 Jy keep ! Adding 300 model components to the UV plane model. ! The established model now contains 458 components and 0.767635 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/bp222/maps//J1457-3539_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9271 x 4.502 at -22.15 degrees (North through East) ! Clean map min=-0.0048621 max=0.6382 Jy/beam ! Writing clean map to FITS file: /vlbi/bp222/maps//J1457-3539_X_map.fits wmodel /vlbi/bp222/maps//J1457-3539_X_map.mod ! Writing 458 model components to file: /vlbi/bp222/maps//J1457-3539_X_map.mod wobs /vlbi/bp222/maps//J1457-3539_X_uvs.fits ! Writing UV FITS file: /vlbi/bp222/maps//J1457-3539_X_uvs.fits wwins /vlbi/bp222/maps//J1457-3539_X_map.win ! wwins: Wrote 4 windows to /vlbi/bp222/maps//J1457-3539_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.638197 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000412867 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.194078 0.194078 0.388156 0.776312 1.55262 3.10525 6.2105 12.421 24.842 49.684 99.368 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0012 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.638 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 1545.77 quit ! Quitting program ! Log file /vlbi/bp222/maps//J1457-3539_X_dfm.log closed on Thu Sep 27 11:16:31 2018