! Started logfile: /vlbi/uf001/uva//J1855-2727_X_dfm.log on Mon Jan 14 04:52:07 2019 float field_size field_size = 1024 float field_cell field_cell = 0.2000 float taper_size taper_size = 70.0 float freq freq = 8.42800 obs /vlbi/uf001/uva//J1855-2727_X_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J1855-2727_X_uva.fits ! AN table 1: 29 integrations on 15 of 15 possible baselines. ! AN table 2: 29 integrations on 21 of 21 possible baselines. ! Apparent sampling: 1 visibilities/baseline/integration-bin. ! Found source: J1855-2727 ! ! 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 12528 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 J1855-2727_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 6 telescope corrections were flagged in sub-array 1. ! A total of 7 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 2. ! A total of 6 telescope corrections were flagged in sub-array 1. ! A total of 7 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 3. ! A total of 6 telescope corrections were flagged in sub-array 1. ! A total of 7 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 4. ! A total of 6 telescope corrections were flagged in sub-array 1. ! A total of 7 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 5. ! A total of 6 telescope corrections were flagged in sub-array 1. ! A total of 7 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 6. ! A total of 6 telescope corrections were flagged in sub-array 1. ! A total of 7 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 7. ! A total of 6 telescope corrections were flagged in sub-array 1. ! A total of 7 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 8. ! A total of 6 telescope corrections were flagged in sub-array 1. ! A total of 7 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 9. ! A total of 6 telescope corrections were flagged in sub-array 1. ! A total of 7 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 10. ! A total of 6 telescope corrections were flagged in sub-array 1. ! A total of 7 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 11. ! A total of 6 telescope corrections were flagged in sub-array 1. ! A total of 7 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 12. ! A total of 6 telescope corrections were flagged in sub-array 1. ! A total of 7 telescope corrections were flagged in sub-array 2. ! ! Fit before self-cal, rms=1.003808Jy sigma=20.394237 ! Fit after self-cal, rms=0.960805Jy sigma=19.531240 ! 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=0.7548 mas, bmaj=4.887 mas, bpa=-17.23 degrees ! Estimated noise=0.714054 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 = 0.0293902 Jy ! Component: 100 - total flux cleaned = 0.0375605 Jy ! Total flux subtracted in 100 components = 0.0375605 Jy ! Clean residual min=-0.003968 max=0.004645 Jy/beam ! Clean residual mean=0.000004 rms=0.001140 Jy/beam ! Combined flux in latest and established models = 0.0375605 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 12 components and 0.0375605 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=0.061925Jy sigma=1.168295 ! Fit after self-cal, rms=0.060487Jy sigma=1.138163 ! Inverting map print "============== Finished uniform weighting clean ===============" ! ============== Finished uniform weighting clean =============== ! uvw 0,-1 ! Uniform weighting is not currently selected. ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. win_mult = win_mult * 1.6 clean_niter = clean_niter * 2 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.019 mas, bmaj=5.224 mas, bpa=-15.67 degrees ! Estimated noise=0.322807 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 = 0.00741861 Jy ! Component: 100 - total flux cleaned = 0.0111632 Jy ! Component: 150 - total flux cleaned = 0.0133811 Jy ! Component: 200 - total flux cleaned = 0.0141907 Jy ! Total flux subtracted in 200 components = 0.0141907 Jy ! Clean residual min=-0.003194 max=0.005152 Jy/beam ! Clean residual mean=0.000002 rms=0.000955 Jy/beam ! Combined flux in latest and established models = 0.0517513 Jy ! Performing phase self-cal ! Adding 41 model components to the UV plane model. ! The established model now contains 50 components and 0.0517513 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=0.059613Jy sigma=1.118066 ! Fit after self-cal, rms=0.059537Jy sigma=1.116551 ! Inverting map ! Added new window around map position (28.2, 26.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00473298 Jy ! Component: 100 - total flux cleaned = 0.00684189 Jy ! Component: 150 - total flux cleaned = 0.00801007 Jy ! Component: 200 - total flux cleaned = 0.00850448 Jy ! Total flux subtracted in 200 components = 0.00850448 Jy ! Clean residual min=-0.002430 max=0.002993 Jy/beam ! Clean residual mean=-0.000001 rms=0.000683 Jy/beam ! Combined flux in latest and established models = 0.0602557 Jy ! Performing phase self-cal ! Adding 51 model components to the UV plane model. ! The established model now contains 92 components and 0.0602557 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=0.059192Jy sigma=1.108298 ! Fit after self-cal, rms=0.059049Jy sigma=1.105241 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.019 x 5.224 at -15.67 degrees (North through East) ! Clean map min=-0.0023725 max=0.041015 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 HN 0.88 KP 0.88 LA 1.00 ! NL 1.33 OV 0.88 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.10 KP 1.09 LA 1.01 MK 1.15 ! NL 1.24 OV 0.86 PT 1.01 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 HN 0.81 KP 1.08 LA 1.08 ! NL 1.17 OV 0.92 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.91 KP 1.05 LA 1.13 MK 1.21 ! NL 1.41 OV 0.83 PT 1.01 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.86 HN 0.85 KP 1.03 LA 1.07 ! NL 1.26 OV 0.91 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.04 KP 0.90 LA 0.98 MK 1.12 ! NL 1.24 OV 0.90 PT 1.07 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.87 HN 0.97 KP 1.16 LA 0.99 ! NL 1.29 OV 0.83 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.09 KP 1.09 LA 0.92 MK 1.12 ! NL 1.35 OV 0.92 PT 0.98 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 HN 1.05 KP 0.96 LA 1.07 ! NL 1.11 OV 0.87 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.10 KP 1.03 LA 1.06 MK 1.05 ! NL 1.27 OV 0.92 PT 0.98 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 0.88 HN 0.88 KP 0.91 LA 1.01 ! NL 1.01 OV 0.99 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.00 KP 1.25 LA 1.02 MK 1.28 ! NL 1.22 OV 0.85 PT 1.01 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 HN 0.93 KP 0.96 LA 1.08 ! NL 1.02 OV 0.87 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.18 KP 1.47 LA 1.09 MK 1.01 ! NL 1.07 OV 0.87 PT 0.99 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 HN 1.10 KP 1.00 LA 1.08 ! NL 0.97 OV 0.83 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.03 KP 1.19 LA 1.04 MK 0.95 ! NL 1.08 OV 0.87 PT 0.91 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 0.84 HN 0.90 KP 1.16 LA 1.18 ! NL 1.08 OV 0.78 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.96 KP 1.10 LA 1.02 MK 1.00 ! NL 0.95 OV 0.98 PT 0.94 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 0.85 HN 0.90 KP 1.02 LA 0.93 ! NL 1.16 OV 0.84 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.34 KP 1.06 LA 0.95 MK 0.95 ! NL 1.10 OV 0.85 PT 1.03 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 HN 0.86 KP 0.82 LA 1.04 ! NL 0.99 OV 1.01 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.96 KP 1.07 LA 1.05 MK 0.85 ! NL 1.10 OV 0.99 PT 0.92 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 HN 0.84 KP 1.08 LA 1.08 ! NL 0.93 OV 0.84 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.93 KP 1.08 LA 0.94 MK 0.78 ! NL 1.04 OV 0.94 PT 0.96 ! ! ! Fit before self-cal, rms=0.059049Jy sigma=1.105241 ! Fit after self-cal, rms=0.060060Jy sigma=1.096817 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.027 mas, bmaj=5.236 mas, bpa=-15.46 degrees ! Estimated noise=0.32436 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 = 0.000957016 Jy ! Component: 100 - total flux cleaned = 0.00127155 Jy ! Component: 150 - total flux cleaned = 0.00141712 Jy ! Component: 200 - total flux cleaned = 0.0014485 Jy ! Total flux subtracted in 200 components = 0.0014485 Jy ! Clean residual min=-0.001448 max=0.001540 Jy/beam ! Clean residual mean=0.000001 rms=0.000403 Jy/beam ! Combined flux in latest and established models = 0.0617042 Jy ! Performing phase self-cal ! Adding 32 model components to the UV plane model. ! The established model now contains 120 components and 0.0617043 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=0.059990Jy sigma=1.095612 ! Fit after self-cal, rms=0.060229Jy sigma=1.093259 ! 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=0.060229Jy sigma=1.093259 ! Fit after self-cal, rms=0.061199Jy sigma=1.092932 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.029 mas, bmaj=5.221 mas, bpa=-15.44 degrees ! Estimated noise=0.326019 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00101615 Jy ! Component: 100 - total flux cleaned = 0.00121491 Jy ! Component: 150 - total flux cleaned = 0.00118165 Jy ! Component: 200 - total flux cleaned = 0.00123689 Jy ! Total flux subtracted in 200 components = 0.00123689 Jy ! Clean residual min=-0.001386 max=0.001444 Jy/beam ! Clean residual mean=0.000000 rms=0.000377 Jy/beam ! Combined flux in latest and established models = 0.0629411 Jy selfcal ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 132 components and 0.0629411 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=0.061150Jy sigma=1.092095 ! Fit after self-cal, rms=0.061216Jy sigma=1.091650 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 = 0.000686388 Jy ! Component: 100 - total flux cleaned = 0.000687383 Jy ! Component: 150 - total flux cleaned = 0.000688059 Jy ! Component: 200 - total flux cleaned = 0.000640125 Jy ! Total flux subtracted in 200 components = 0.000640125 Jy ! Clean residual min=-0.001385 max=0.001420 Jy/beam ! Clean residual mean=-0.000000 rms=0.000368 Jy/beam ! Combined flux in latest and established models = 0.0635813 Jy ! Performing phase self-cal ! Adding 39 model components to the UV plane model. ! The established model now contains 145 components and 0.0635813 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=0.061184Jy sigma=1.091132 ! Fit after self-cal, rms=0.061168Jy sigma=1.091003 ! 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=0.061168Jy sigma=1.091003 ! Fit after self-cal, rms=0.061167Jy sigma=1.090843 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.031 mas, bmaj=5.214 mas, bpa=-15.43 degrees ! Estimated noise=0.325734 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000435445 Jy ! Component: 100 - total flux cleaned = 0.000433611 Jy ! Component: 150 - total flux cleaned = 0.000481254 Jy ! Component: 200 - total flux cleaned = 0.00048252 Jy ! Total flux subtracted in 200 components = 0.00048252 Jy ! Clean residual min=-0.001310 max=0.001414 Jy/beam ! Clean residual mean=0.000000 rms=0.000353 Jy/beam ! Combined flux in latest and established models = 0.0640638 Jy selfcal ! Performing phase self-cal ! Adding 36 model components to the UV plane model. ! The established model now contains 158 components and 0.0640638 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=0.061140Jy sigma=1.090391 ! Fit after self-cal, rms=0.061143Jy sigma=1.090198 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 = 0.000338827 Jy ! Component: 100 - total flux cleaned = 0.000387341 Jy ! Component: 150 - total flux cleaned = 0.000344443 Jy ! Component: 200 - total flux cleaned = 0.000324736 Jy ! Total flux subtracted in 200 components = 0.000324736 Jy ! Clean residual min=-0.001280 max=0.001455 Jy/beam ! Clean residual mean=-0.000000 rms=0.000346 Jy/beam ! Combined flux in latest and established models = 0.0643885 Jy ! Performing phase self-cal ! Adding 38 model components to the UV plane model. ! The established model now contains 168 components and 0.0643886 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=0.061125Jy sigma=1.089898 ! Fit after self-cal, rms=0.061116Jy sigma=1.089834 ! 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=0.061116Jy sigma=1.089834 ! Fit after self-cal, rms=0.060906Jy sigma=1.089742 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.257 mas, bmaj=6.952 mas, bpa=-3.357 degrees ! Estimated noise=0.37574 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00035131 Jy ! Component: 100 - total flux cleaned = 0.000433448 Jy ! Component: 150 - total flux cleaned = 0.000469713 Jy ! Component: 200 - total flux cleaned = 0.000470392 Jy ! Total flux subtracted in 200 components = 0.000470392 Jy ! Clean residual min=-0.001445 max=0.001427 Jy/beam ! Clean residual mean=0.000000 rms=0.000383 Jy/beam ! Combined flux in latest and established models = 0.064859 Jy selfcal ! Performing phase self-cal ! Adding 44 model components to the UV plane model. ! The established model now contains 198 components and 0.064859 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=0.060895Jy sigma=1.089529 ! Fit after self-cal, rms=0.060884Jy sigma=1.089430 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 = 0.000226794 Jy ! Component: 100 - total flux cleaned = 0.0002609 Jy ! Component: 150 - total flux cleaned = 0.00027625 Jy ! Component: 200 - total flux cleaned = 0.000290468 Jy ! Total flux subtracted in 200 components = 0.000290468 Jy ! Clean residual min=-0.001451 max=0.001407 Jy/beam ! Clean residual mean=0.000000 rms=0.000382 Jy/beam ! Combined flux in latest and established models = 0.0651494 Jy ! Performing phase self-cal ! Adding 47 model components to the UV plane model. ! The established model now contains 209 components and 0.0651494 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=0.060876Jy sigma=1.089268 ! Fit after self-cal, rms=0.060871Jy sigma=1.089174 ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. win_mult = win_mult / 1.2 print "============== Finished amplitude self-cal ==============" ! ============== Finished amplitude self-cal ============== restore ! Inverting map and beam ! Estimated beam: bmin=1.033 mas, bmaj=5.208 mas, bpa=-15.43 degrees ! Estimated noise=0.324674 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.033 x 5.208 at -15.43 degrees (North through East) ! Clean map min=-0.001211 max=0.040474 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=0.7627 mas, bmaj=4.808 mas, bpa=-17.13 degrees ! Estimated noise=0.724157 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0303607 Jy ! Component: 100 - total flux cleaned = 0.0407349 Jy ! Component: 150 - total flux cleaned = 0.0472162 Jy ! Component: 200 - total flux cleaned = 0.0518793 Jy ! Total flux subtracted in 200 components = 0.0518793 Jy ! Clean residual min=-0.003012 max=0.003234 Jy/beam ! Clean residual mean=0.000003 rms=0.000830 Jy/beam ! Combined flux in latest and established models = 0.0518792 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 21 model components to the UV plane model. ! The established model now contains 21 components and 0.0518792 Jy ! Inverting map and beam ! Estimated beam: bmin=1.033 mas, bmaj=5.208 mas, bpa=-15.43 degrees ! Estimated noise=0.324674 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 = 0.0045293 Jy ! Component: 100 - total flux cleaned = 0.00661166 Jy ! Component: 150 - total flux cleaned = 0.00811865 Jy ! Component: 200 - total flux cleaned = 0.00903234 Jy ! Total flux subtracted in 200 components = 0.00903234 Jy ! Clean residual min=-0.002082 max=0.001898 Jy/beam ! Clean residual mean=0.000001 rms=0.000478 Jy/beam ! Combined flux in latest and established models = 0.0609116 Jy ! Adding 31 model components to the UV plane model. ! The established model now contains 48 components and 0.0609116 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=2.257 mas, bmaj=6.952 mas, bpa=-3.357 degrees ! Estimated noise=0.37574 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00156426 Jy ! Component: 100 - total flux cleaned = 0.00224932 Jy ! Component: 150 - total flux cleaned = 0.00266294 Jy ! Component: 200 - total flux cleaned = 0.00297297 Jy ! Total flux subtracted in 200 components = 0.00297297 Jy ! Clean residual min=-0.001534 max=0.001529 Jy/beam ! Clean residual mean=0.000001 rms=0.000441 Jy/beam ! Combined flux in latest and established models = 0.0638846 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 = 0.00018157 Jy ! Component: 100 - total flux cleaned = 0.000345524 Jy ! Component: 150 - total flux cleaned = 0.000469655 Jy ! Component: 200 - total flux cleaned = 0.000538533 Jy ! Total flux subtracted in 200 components = 0.000538533 Jy ! Clean residual min=-0.001507 max=0.001451 Jy/beam ! Clean residual mean=0.000001 rms=0.000406 Jy/beam ! Combined flux in latest and established models = 0.0644231 Jy ! Adding 56 model components to the UV plane model. ! The established model now contains 97 components and 0.0644231 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=1.033 mas, bmaj=5.208 mas, bpa=-15.43 degrees ! Estimated noise=0.324674 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00010016 Jy ! Component: 100 - total flux cleaned = -0.000212999 Jy ! Component: 150 - total flux cleaned = -0.00024711 Jy ! Component: 200 - total flux cleaned = -0.00021745 Jy ! Total flux subtracted in 200 components = -0.00021745 Jy ! Clean residual min=-0.001352 max=0.001301 Jy/beam ! Clean residual mean=-0.000000 rms=0.000357 Jy/beam ! Combined flux in latest and established models = 0.0642057 Jy selfcal ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 113 components and 0.0642057 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=0.060910Jy sigma=1.089870 ! Fit after self-cal, rms=0.060900Jy sigma=1.089531 wmodel J1855-2727_X_map.mod ! Writing 113 model components to file: J1855-2727_X_map.mod wobs J1855-2727_X_uvs.fits ! Writing UV FITS file: J1855-2727_X_uvs.fits wwins J1855-2727_X_map.win ! wwins: Wrote 2 windows to J1855-2727_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 = -4.71164e-05 Jy ! Component: 100 - total flux cleaned = -2.67864e-05 Jy ! Component: 150 - total flux cleaned = 0.000111453 Jy ! Component: 200 - total flux cleaned = 0.000318246 Jy ! Component: 250 - total flux cleaned = 0.000498413 Jy ! Component: 300 - total flux cleaned = 0.000584923 Jy ! Component: 350 - total flux cleaned = 0.000717683 Jy ! Component: 400 - total flux cleaned = 0.000781176 Jy ! Component: 450 - total flux cleaned = 0.000796593 Jy ! Component: 500 - total flux cleaned = 0.000811787 Jy ! Component: 550 - total flux cleaned = 0.000811627 Jy ! Component: 600 - total flux cleaned = 0.000797245 Jy ! Component: 650 - total flux cleaned = 0.000783269 Jy ! Component: 700 - total flux cleaned = 0.000769902 Jy ! Component: 750 - total flux cleaned = 0.000756797 Jy ! Component: 800 - total flux cleaned = 0.000744009 Jy ! Component: 850 - total flux cleaned = 0.000756684 Jy ! Component: 900 - total flux cleaned = 0.000719102 Jy ! Component: 950 - total flux cleaned = 0.000743196 Jy ! Component: 1000 - total flux cleaned = 0.000790189 Jy ! Component: 1050 - total flux cleaned = 0.00077842 Jy ! Component: 1100 - total flux cleaned = 0.000789969 Jy ! Component: 1150 - total flux cleaned = 0.000812506 Jy ! Component: 1200 - total flux cleaned = 0.000812279 Jy ! Component: 1250 - total flux cleaned = 0.000823221 Jy ! Component: 1300 - total flux cleaned = 0.000812801 Jy ! Component: 1350 - total flux cleaned = 0.000823318 Jy ! Component: 1400 - total flux cleaned = 0.000823268 Jy ! Component: 1450 - total flux cleaned = 0.00081313 Jy ! Component: 1500 - total flux cleaned = 0.00079349 Jy ! Component: 1550 - total flux cleaned = 0.000812963 Jy ! Component: 1600 - total flux cleaned = 0.00082244 Jy ! Component: 1650 - total flux cleaned = 0.000794045 Jy ! Component: 1700 - total flux cleaned = 0.000812611 Jy ! Component: 1750 - total flux cleaned = 0.000794125 Jy ! Component: 1800 - total flux cleaned = 0.000803315 Jy ! Component: 1850 - total flux cleaned = 0.000803357 Jy ! Component: 1900 - total flux cleaned = 0.000759075 Jy ! Component: 1950 - total flux cleaned = 0.000732921 Jy ! Component: 2000 - total flux cleaned = 0.000741724 Jy ! Component: 2050 - total flux cleaned = 0.000707895 Jy ! Component: 2100 - total flux cleaned = 0.000716383 Jy ! Component: 2150 - total flux cleaned = 0.000708236 Jy ! Component: 2200 - total flux cleaned = 0.000700149 Jy ! Component: 2250 - total flux cleaned = 0.00067592 Jy ! Component: 2300 - total flux cleaned = 0.000691765 Jy ! Component: 2350 - total flux cleaned = 0.000644251 Jy ! Component: 2400 - total flux cleaned = 0.000636443 Jy ! Component: 2450 - total flux cleaned = 0.000597914 Jy ! Component: 2500 - total flux cleaned = 0.000597877 Jy ! Component: 2550 - total flux cleaned = 0.000559998 Jy ! Component: 2600 - total flux cleaned = 0.000552584 Jy ! Component: 2650 - total flux cleaned = 0.0005451 Jy ! Component: 2700 - total flux cleaned = 0.000523061 Jy ! Component: 2750 - total flux cleaned = 0.000494079 Jy ! Component: 2800 - total flux cleaned = 0.000508441 Jy ! Component: 2850 - total flux cleaned = 0.00050125 Jy ! Component: 2900 - total flux cleaned = 0.00047296 Jy ! Component: 2950 - total flux cleaned = 0.000487038 Jy ! Component: 3000 - total flux cleaned = 0.000487075 Jy ! Component: 3050 - total flux cleaned = 0.000480098 Jy ! Component: 3100 - total flux cleaned = 0.000466482 Jy ! Component: 3150 - total flux cleaned = 0.000439482 Jy ! Component: 3200 - total flux cleaned = 0.000446142 Jy ! Component: 3250 - total flux cleaned = 0.000426081 Jy ! Component: 3300 - total flux cleaned = 0.000399636 Jy ! Component: 3350 - total flux cleaned = 0.000386498 Jy ! Component: 3400 - total flux cleaned = 0.000373412 Jy ! Component: 3450 - total flux cleaned = 0.000354013 Jy ! Component: 3500 - total flux cleaned = 0.000334785 Jy ! Component: 3550 - total flux cleaned = 0.000322032 Jy ! Component: 3600 - total flux cleaned = 0.000315724 Jy ! Component: 3650 - total flux cleaned = 0.000290619 Jy ! Component: 3700 - total flux cleaned = 0.000303161 Jy ! Component: 3750 - total flux cleaned = 0.000284512 Jy ! Component: 3800 - total flux cleaned = 0.000272137 Jy ! Component: 3850 - total flux cleaned = 0.000253695 Jy ! Component: 3900 - total flux cleaned = 0.000235285 Jy ! Component: 3950 - total flux cleaned = 0.000229182 Jy ! Component: 4000 - total flux cleaned = 0.000204967 Jy ! Component: 4050 - total flux cleaned = 0.000174844 Jy ! Total flux subtracted in 4096 components = 0.000162841 Jy ! Clean residual min=-0.000383 max=0.000338 Jy/beam ! Clean residual mean=-0.000000 rms=0.000109 Jy/beam ! Combined flux in latest and established models = 0.0643685 Jy keep ! Adding 275 model components to the UV plane model. ! The established model now contains 388 components and 0.0643685 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J1855-2727_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.033 x 5.208 at -15.43 degrees (North through East) ! Clean map min=-0.00098975 max=0.04014 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J1855-2727_X_map.fits wmodel /vlbi/uf001/uva//J1855-2727_X_map.mod ! Writing 388 model components to file: /vlbi/uf001/uva//J1855-2727_X_map.mod wobs /vlbi/uf001/uva//J1855-2727_X_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J1855-2727_X_uvs.fits wwins /vlbi/uf001/uva//J1855-2727_X_map.win ! wwins: Wrote 3 windows to /vlbi/uf001/uva//J1855-2727_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0401395 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000107951 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.806815 0.806815 1.61363 3.22726 6.45452 12.909 25.8181 51.6362 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0003 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.04 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 371.832 quit ! Quitting program ! Log file /vlbi/uf001/uva//J1855-2727_X_dfm.log closed on Mon Jan 14 04:52:12 2019