! Started logfile: /vlbi/uf001/uva//J1754-1658_X_b_dfm.log on Mon Jan 14 04:24:32 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//J1754-1658_X_b_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J1754-1658_X_b_uva.fits ! AN table 1: 73 integrations on 28 of 28 possible baselines. ! Apparent sampling: 0.995597 visibilities/baseline/integration-bin. ! Found source: J1754-1658 ! ! 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 121 lines of history. ! ! Reading 24420 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 J1754-1658_X_b] 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 8 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 8 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 8 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 8 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 8 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 8 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 8 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 8 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 8 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 8 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 8 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 8 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.005528Jy sigma=20.918840 ! Fit after self-cal, rms=0.930398Jy sigma=19.303612 ! 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=0.6776 mas, bmaj=3.225 mas, bpa=-19.19 degrees ! Estimated noise=0.485132 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 = 0.0490306 Jy ! Component: 100 - total flux cleaned = 0.065107 Jy ! Total flux subtracted in 100 components = 0.065107 Jy ! Clean residual min=-0.004436 max=0.007538 Jy/beam ! Clean residual mean=-0.000011 rms=0.001130 Jy/beam ! Combined flux in latest and established models = 0.065107 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 9 components and 0.065107 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=0.072236Jy sigma=1.291111 ! Fit after self-cal, rms=0.071745Jy sigma=1.279960 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00913727 Jy ! Component: 100 - total flux cleaned = 0.0145804 Jy ! Total flux subtracted in 100 components = 0.0145804 Jy ! Clean residual min=-0.003529 max=0.003615 Jy/beam ! Clean residual mean=-0.000005 rms=0.000809 Jy/beam ! Combined flux in latest and established models = 0.0796874 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 17 components and 0.0796873 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=0.070020Jy sigma=1.230321 ! Fit after self-cal, rms=0.070032Jy sigma=1.229835 ! 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=0.8946 mas, bmaj=3.491 mas, bpa=-17.35 degrees ! Estimated noise=0.225437 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 = 0.00647212 Jy ! Component: 100 - total flux cleaned = 0.00987611 Jy ! Component: 150 - total flux cleaned = 0.0118976 Jy ! Component: 200 - total flux cleaned = 0.0131087 Jy ! Total flux subtracted in 200 components = 0.0131087 Jy ! Clean residual min=-0.002416 max=0.002324 Jy/beam ! Clean residual mean=-0.000001 rms=0.000601 Jy/beam ! Combined flux in latest and established models = 0.092796 Jy ! Performing phase self-cal ! Adding 42 model components to the UV plane model. ! The established model now contains 51 components and 0.092796 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=0.069545Jy sigma=1.213653 ! Fit after self-cal, rms=0.069563Jy sigma=1.213337 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8946 x 3.491 at -17.35 degrees (North through East) ! Clean map min=-0.0023335 max=0.070651 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.93 FD 0.97 HN 1.18 KP 0.98 ! LA 0.99 MK 1.09 NL 1.03 OV 0.94 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 0.96 HN 1.09 KP 1.02 ! LA 0.95 MK 1.02 NL 1.09 OV 0.95 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.94 FD 1.00 HN 1.09 KP 1.05 ! LA 1.04 MK 1.05 NL 1.02 OV 0.89 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 0.98 HN 1.08 KP 1.04 ! LA 1.00 MK 1.07 NL 1.08 OV 0.89 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 1.02 HN 1.02 KP 1.04 ! LA 1.01 MK 1.02 NL 1.03 OV 0.88 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 0.87 FD 1.00 HN 1.06 KP 1.04 ! LA 1.00 MK 1.01 NL 1.05 OV 0.96 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 0.99 HN 1.14 KP 1.10 ! LA 1.01 MK 0.96 NL 1.00 OV 0.90 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 1.01 HN 1.05 KP 1.06 ! LA 0.99 MK 1.01 NL 1.04 OV 0.90 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 0.93 FD 0.96 HN 1.11 KP 1.06 ! LA 0.98 MK 1.01 NL 1.04 OV 0.92 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 0.93 FD 0.98 HN 1.08 KP 1.01 ! LA 1.02 MK 1.02 NL 1.03 OV 0.91 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 0.97 HN 1.02 KP 1.07 ! LA 1.00 MK 0.97 NL 1.00 OV 0.91 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 0.93 FD 0.96 HN 1.05 KP 1.03 ! LA 1.03 MK 0.93 NL 1.09 OV 0.90 ! ! ! Fit before self-cal, rms=0.069563Jy sigma=1.213337 ! Fit after self-cal, rms=0.069828Jy sigma=1.206965 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.9072 mas, bmaj=3.459 mas, bpa=-17.37 degrees ! Estimated noise=0.224648 mJy/beam. repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! Added new window around map position (-1.8, 1). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00128707 Jy ! Component: 100 - total flux cleaned = 0.00133575 Jy ! Component: 150 - total flux cleaned = 0.00126262 Jy ! Component: 200 - total flux cleaned = 0.00116992 Jy ! Total flux subtracted in 200 components = 0.00116992 Jy ! Clean residual min=-0.001287 max=0.001438 Jy/beam ! Clean residual mean=-0.000000 rms=0.000349 Jy/beam ! Combined flux in latest and established models = 0.093966 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 70 components and 0.093966 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=0.069746Jy sigma=1.205656 ! Fit after self-cal, rms=0.069817Jy sigma=1.205212 ! 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=0.069817Jy sigma=1.205212 ! Fit after self-cal, rms=0.072519Jy sigma=1.201951 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9035 mas, bmaj=3.471 mas, bpa=-17.54 degrees ! Estimated noise=0.224108 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000664235 Jy ! Component: 100 - total flux cleaned = 0.000574848 Jy ! Component: 150 - total flux cleaned = 0.000498597 Jy ! Component: 200 - total flux cleaned = 0.000480574 Jy ! Total flux subtracted in 200 components = 0.000480574 Jy ! Clean residual min=-0.000948 max=0.000973 Jy/beam ! Clean residual mean=-0.000001 rms=0.000240 Jy/beam ! Combined flux in latest and established models = 0.0944465 Jy selfcal ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 87 components and 0.0944465 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=0.072498Jy sigma=1.201620 ! Fit after self-cal, rms=0.072551Jy sigma=1.201474 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 = 9.36847e-05 Jy ! Component: 100 - total flux cleaned = -8.58657e-06 Jy ! Component: 150 - total flux cleaned = -2.17483e-05 Jy ! Component: 200 - total flux cleaned = -5.9203e-05 Jy ! Total flux subtracted in 200 components = -5.9203e-05 Jy ! Clean residual min=-0.000955 max=0.000989 Jy/beam ! Clean residual mean=-0.000001 rms=0.000239 Jy/beam ! Combined flux in latest and established models = 0.0943873 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 98 components and 0.0943873 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=0.072543Jy sigma=1.201378 ! Fit after self-cal, rms=0.072539Jy sigma=1.201370 ! 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=0.072539Jy sigma=1.201370 ! Fit after self-cal, rms=0.072380Jy sigma=1.201310 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9024 mas, bmaj=3.469 mas, bpa=-17.51 degrees ! Estimated noise=0.223903 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000384421 Jy ! Component: 100 - total flux cleaned = 0.00049163 Jy ! Component: 150 - total flux cleaned = 0.000515863 Jy ! Component: 200 - total flux cleaned = 0.000527398 Jy ! Total flux subtracted in 200 components = 0.000527398 Jy ! Clean residual min=-0.000890 max=0.000981 Jy/beam ! Clean residual mean=-0.000001 rms=0.000231 Jy/beam ! Combined flux in latest and established models = 0.0949147 Jy selfcal ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 109 components and 0.0949147 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=0.072373Jy sigma=1.201229 ! Fit after self-cal, rms=0.072371Jy sigma=1.201222 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 (50.4, -7.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000372371 Jy ! Component: 100 - total flux cleaned = 0.000373113 Jy ! Component: 150 - total flux cleaned = 0.000314311 Jy ! Component: 200 - total flux cleaned = 0.000246397 Jy ! Total flux subtracted in 200 components = 0.000246397 Jy ! Clean residual min=-0.000875 max=0.000980 Jy/beam ! Clean residual mean=-0.000001 rms=0.000223 Jy/beam ! Combined flux in latest and established models = 0.0951611 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 121 components and 0.0951611 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=0.072349Jy sigma=1.200920 ! Fit after self-cal, rms=0.072350Jy sigma=1.200877 ! Inverting map ! Added new window around map position (22, 4.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000259465 Jy ! Component: 100 - total flux cleaned = 0.000186923 Jy ! Component: 150 - total flux cleaned = 0.000147152 Jy ! Component: 200 - total flux cleaned = 0.000110645 Jy ! Total flux subtracted in 200 components = 0.000110645 Jy ! Clean residual min=-0.000883 max=0.000869 Jy/beam ! Clean residual mean=-0.000001 rms=0.000214 Jy/beam ! Combined flux in latest and established models = 0.0952718 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 136 components and 0.0952718 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=0.072328Jy sigma=1.200605 ! Fit after self-cal, rms=0.072328Jy sigma=1.200572 ! 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=0.072328Jy sigma=1.200572 ! Fit after self-cal, rms=0.071964Jy sigma=1.200529 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.106 mas, bmaj=4.628 mas, bpa=-2.165 degrees ! Estimated noise=0.270397 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000345034 Jy ! Component: 100 - total flux cleaned = 0.000454719 Jy ! Component: 150 - total flux cleaned = 0.000417985 Jy ! Component: 200 - total flux cleaned = 0.000396513 Jy ! Total flux subtracted in 200 components = 0.000396513 Jy ! Clean residual min=-0.000815 max=0.000744 Jy/beam ! Clean residual mean=-0.000002 rms=0.000214 Jy/beam ! Combined flux in latest and established models = 0.0956683 Jy selfcal ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 152 components and 0.0956683 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=0.071960Jy sigma=1.200500 ! Fit after self-cal, rms=0.071959Jy sigma=1.200489 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 = 5.05171e-05 Jy ! Component: 100 - total flux cleaned = 2.06261e-05 Jy ! Component: 150 - total flux cleaned = 2.96999e-05 Jy ! Component: 200 - total flux cleaned = 2.93642e-05 Jy ! Total flux subtracted in 200 components = 2.93642e-05 Jy ! Clean residual min=-0.000761 max=0.000724 Jy/beam ! Clean residual mean=-0.000002 rms=0.000209 Jy/beam ! Combined flux in latest and established models = 0.0956977 Jy ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 161 components and 0.0956977 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=0.071957Jy sigma=1.200479 ! Fit after self-cal, rms=0.071959Jy sigma=1.200476 ! 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=0.9021 mas, bmaj=3.465 mas, bpa=-17.51 degrees ! Estimated noise=0.223692 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9021 x 3.465 at -17.51 degrees (North through East) ! Clean map min=-0.00079148 max=0.070502 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=0.6826 mas, bmaj=3.216 mas, bpa=-19.38 degrees ! Estimated noise=0.483846 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0487779 Jy ! Component: 100 - total flux cleaned = 0.0652077 Jy ! Component: 150 - total flux cleaned = 0.0741701 Jy ! Component: 200 - total flux cleaned = 0.0797065 Jy ! Total flux subtracted in 200 components = 0.0797065 Jy ! Clean residual min=-0.002976 max=0.003215 Jy/beam ! Clean residual mean=-0.000006 rms=0.000736 Jy/beam ! Combined flux in latest and established models = 0.0797065 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 22 model components to the UV plane model. ! The established model now contains 22 components and 0.0797065 Jy ! Inverting map and beam ! Estimated beam: bmin=0.9021 mas, bmaj=3.465 mas, bpa=-17.51 degrees ! Estimated noise=0.223692 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 = 0.00615711 Jy ! Component: 100 - total flux cleaned = 0.00952308 Jy ! Component: 150 - total flux cleaned = 0.0117383 Jy ! Component: 200 - total flux cleaned = 0.0133406 Jy ! Total flux subtracted in 200 components = 0.0133406 Jy ! Clean residual min=-0.001302 max=0.001262 Jy/beam ! Clean residual mean=-0.000003 rms=0.000302 Jy/beam ! Combined flux in latest and established models = 0.0930471 Jy ! Adding 53 model components to the UV plane model. ! The established model now contains 69 components and 0.0930471 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=2.106 mas, bmaj=4.628 mas, bpa=-2.165 degrees ! Estimated noise=0.270397 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00179454 Jy ! Component: 100 - total flux cleaned = 0.00254324 Jy ! Component: 150 - total flux cleaned = 0.00270077 Jy ! Component: 200 - total flux cleaned = 0.00267095 Jy ! Total flux subtracted in 200 components = 0.00267095 Jy ! Clean residual min=-0.000783 max=0.000856 Jy/beam ! Clean residual mean=-0.000003 rms=0.000237 Jy/beam ! Combined flux in latest and established models = 0.095718 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 = 4.4916e-05 Jy ! Component: 100 - total flux cleaned = 6.19351e-05 Jy ! Component: 150 - total flux cleaned = 6.1607e-05 Jy ! Component: 200 - total flux cleaned = 9.29063e-05 Jy ! Total flux subtracted in 200 components = 9.29063e-05 Jy ! Clean residual min=-0.000742 max=0.000758 Jy/beam ! Clean residual mean=-0.000002 rms=0.000212 Jy/beam ! Combined flux in latest and established models = 0.0958109 Jy ! Adding 75 model components to the UV plane model. ! The established model now contains 137 components and 0.0958109 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.9021 mas, bmaj=3.465 mas, bpa=-17.51 degrees ! Estimated noise=0.223692 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -3.7335e-05 Jy ! Component: 100 - total flux cleaned = -9.89569e-05 Jy ! Component: 150 - total flux cleaned = -0.000155763 Jy ! Component: 200 - total flux cleaned = -0.000207888 Jy ! Total flux subtracted in 200 components = -0.000207888 Jy ! Clean residual min=-0.000902 max=0.000908 Jy/beam ! Clean residual mean=-0.000001 rms=0.000218 Jy/beam ! Combined flux in latest and established models = 0.095603 Jy selfcal ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 149 components and 0.095603 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=0.072000Jy sigma=1.200903 ! Fit after self-cal, rms=0.072015Jy sigma=1.200771 wmodel J1754-1658_X_b_map.mod ! Writing 149 model components to file: J1754-1658_X_b_map.mod wobs J1754-1658_X_b_uvs.fits ! Writing UV FITS file: J1754-1658_X_b_uvs.fits wwins J1754-1658_X_b_map.win ! wwins: Wrote 4 windows to J1754-1658_X_b_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 = -7.61107e-05 Jy ! Component: 100 - total flux cleaned = -0.000195939 Jy ! Component: 150 - total flux cleaned = -0.000266783 Jy ! Component: 200 - total flux cleaned = -0.000294234 Jy ! Component: 250 - total flux cleaned = -0.000320395 Jy ! Component: 300 - total flux cleaned = -0.000410396 Jy ! Component: 350 - total flux cleaned = -0.000498194 Jy ! Component: 400 - total flux cleaned = -0.000547264 Jy ! Component: 450 - total flux cleaned = -0.000655905 Jy ! Component: 500 - total flux cleaned = -0.000738912 Jy ! Component: 550 - total flux cleaned = -0.000843763 Jy ! Component: 600 - total flux cleaned = -0.000912582 Jy ! Component: 650 - total flux cleaned = -0.000980514 Jy ! Component: 700 - total flux cleaned = -0.00104732 Jy ! Component: 750 - total flux cleaned = -0.00113474 Jy ! Component: 800 - total flux cleaned = -0.00115615 Jy ! Component: 850 - total flux cleaned = -0.00120947 Jy ! Component: 900 - total flux cleaned = -0.00125166 Jy ! Component: 950 - total flux cleaned = -0.00127249 Jy ! Component: 1000 - total flux cleaned = -0.00133429 Jy ! Component: 1050 - total flux cleaned = -0.00137483 Jy ! Component: 1100 - total flux cleaned = -0.0013647 Jy ! Component: 1150 - total flux cleaned = -0.00138463 Jy ! Component: 1200 - total flux cleaned = -0.00138466 Jy ! Component: 1250 - total flux cleaned = -0.00143313 Jy ! Component: 1300 - total flux cleaned = -0.00142344 Jy ! Component: 1350 - total flux cleaned = -0.00145197 Jy ! Component: 1400 - total flux cleaned = -0.00147082 Jy ! Component: 1450 - total flux cleaned = -0.00148015 Jy ! Component: 1500 - total flux cleaned = -0.00151703 Jy ! Component: 1550 - total flux cleaned = -0.00154439 Jy ! Component: 1600 - total flux cleaned = -0.00155337 Jy ! Component: 1650 - total flux cleaned = -0.00158027 Jy ! Component: 1700 - total flux cleaned = -0.00157138 Jy ! Component: 1750 - total flux cleaned = -0.00159774 Jy ! Component: 1800 - total flux cleaned = -0.00161518 Jy ! Component: 1850 - total flux cleaned = -0.00159786 Jy ! Component: 1900 - total flux cleaned = -0.00161515 Jy ! Component: 1950 - total flux cleaned = -0.00162355 Jy ! Component: 2000 - total flux cleaned = -0.00163193 Jy ! Component: 2050 - total flux cleaned = -0.00164866 Jy ! Component: 2100 - total flux cleaned = -0.00167356 Jy ! Component: 2150 - total flux cleaned = -0.0016654 Jy ! Component: 2200 - total flux cleaned = -0.00167365 Jy ! Component: 2250 - total flux cleaned = -0.00169002 Jy ! Component: 2300 - total flux cleaned = -0.0016981 Jy ! Component: 2350 - total flux cleaned = -0.0017141 Jy ! Component: 2400 - total flux cleaned = -0.00172213 Jy ! Component: 2450 - total flux cleaned = -0.00173802 Jy ! Component: 2500 - total flux cleaned = -0.00174593 Jy ! Component: 2550 - total flux cleaned = -0.00174586 Jy ! Component: 2600 - total flux cleaned = -0.0017691 Jy ! Component: 2650 - total flux cleaned = -0.00176141 Jy ! Component: 2700 - total flux cleaned = -0.0017844 Jy ! Component: 2750 - total flux cleaned = -0.00179198 Jy ! Component: 2800 - total flux cleaned = -0.00178443 Jy ! Component: 2850 - total flux cleaned = -0.00177695 Jy ! Component: 2900 - total flux cleaned = -0.00179939 Jy ! Component: 2950 - total flux cleaned = -0.00181422 Jy ! Component: 3000 - total flux cleaned = -0.00183636 Jy ! Component: 3050 - total flux cleaned = -0.00185831 Jy ! Component: 3100 - total flux cleaned = -0.00186562 Jy ! Component: 3150 - total flux cleaned = -0.00185836 Jy ! Component: 3200 - total flux cleaned = -0.00187995 Jy ! Component: 3250 - total flux cleaned = -0.0018872 Jy ! Component: 3300 - total flux cleaned = -0.00192287 Jy ! Component: 3350 - total flux cleaned = -0.00195122 Jy ! Component: 3400 - total flux cleaned = -0.0019301 Jy ! Component: 3450 - total flux cleaned = -0.00195116 Jy ! Component: 3500 - total flux cleaned = -0.00193727 Jy ! Component: 3550 - total flux cleaned = -0.00195812 Jy ! Component: 3600 - total flux cleaned = -0.00197196 Jy ! Component: 3650 - total flux cleaned = -0.00198569 Jy ! Component: 3700 - total flux cleaned = -0.00195835 Jy ! Component: 3750 - total flux cleaned = -0.00196518 Jy ! Component: 3800 - total flux cleaned = -0.0019855 Jy ! Component: 3850 - total flux cleaned = -0.00197878 Jy ! Component: 3900 - total flux cleaned = -0.00196537 Jy ! Component: 3950 - total flux cleaned = -0.00195204 Jy ! Component: 4000 - total flux cleaned = -0.00199196 Jy ! Component: 4050 - total flux cleaned = -0.00197209 Jy ! Total flux subtracted in 4096 components = -0.00195896 Jy ! Clean residual min=-0.000413 max=0.000374 Jy/beam ! Clean residual mean=-0.000000 rms=0.000112 Jy/beam ! Combined flux in latest and established models = 0.0936441 Jy keep ! Adding 246 model components to the UV plane model. ! The established model now contains 395 components and 0.0936441 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J1754-1658_X_b_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9021 x 3.465 at -17.51 degrees (North through East) ! Clean map min=-0.00071936 max=0.070413 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J1754-1658_X_b_map.fits wmodel /vlbi/uf001/uva//J1754-1658_X_b_map.mod ! Writing 395 model components to file: /vlbi/uf001/uva//J1754-1658_X_b_map.mod wobs /vlbi/uf001/uva//J1754-1658_X_b_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J1754-1658_X_b_uvs.fits wwins /vlbi/uf001/uva//J1754-1658_X_b_map.win ! wwins: Wrote 5 windows to /vlbi/uf001/uva//J1754-1658_X_b_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0704134 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000110628 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.471339 0.471339 0.942677 1.88535 3.77071 7.54142 15.0828 30.1657 60.3313 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0003 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.07 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 636.485 quit ! Quitting program ! Log file /vlbi/uf001/uva//J1754-1658_X_b_dfm.log closed on Mon Jan 14 04:24:37 2019