! Started logfile: /vlbi/uf001/uva//J0748-1639_X_dfm.log on Sun Jan 13 23:37:57 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//J0748-1639_X_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J0748-1639_X_uva.fits ! AN table 1: 28 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.860317 visibilities/baseline/integration-bin. ! Found source: J0748-1639 ! ! 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 13008 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 J0748-1639_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 58 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 58 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 58 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 58 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 58 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 58 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 58 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 58 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 58 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 58 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 58 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 58 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.121801Jy sigma=20.015748 ! Fit after self-cal, rms=0.559979Jy sigma=10.193014 ! 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=0.6273 mas, bmaj=1.633 mas, bpa=-3.3 degrees ! Estimated noise=0.615821 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 = 0.307343 Jy ! Component: 100 - total flux cleaned = 0.418431 Jy ! Total flux subtracted in 100 components = 0.418431 Jy ! Clean residual min=-0.022054 max=0.055700 Jy/beam ! Clean residual mean=0.000041 rms=0.006762 Jy/beam ! Combined flux in latest and established models = 0.418431 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 8 components and 0.418431 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=0.191160Jy sigma=3.243596 ! Fit after self-cal, rms=0.190714Jy sigma=3.235748 ! Inverting map ! Added new window around map position (0.6, -0.6). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0649905 Jy ! Component: 100 - total flux cleaned = 0.107358 Jy ! Total flux subtracted in 100 components = 0.107358 Jy ! Clean residual min=-0.016922 max=0.045345 Jy/beam ! Clean residual mean=0.000025 rms=0.004708 Jy/beam ! Combined flux in latest and established models = 0.525789 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 15 components and 0.525789 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=0.139134Jy sigma=2.349769 ! Fit after self-cal, rms=0.138725Jy sigma=2.342244 ! Inverting map ! Added new window around map position (-1, -0.4). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0448526 Jy ! Component: 100 - total flux cleaned = 0.0740242 Jy ! Total flux subtracted in 100 components = 0.0740242 Jy ! Clean residual min=-0.014450 max=0.021093 Jy/beam ! Clean residual mean=0.000015 rms=0.003378 Jy/beam ! Combined flux in latest and established models = 0.599813 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 26 components and 0.599813 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=0.108296Jy sigma=1.820224 ! Fit after self-cal, rms=0.107012Jy sigma=1.796853 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0240363 Jy ! Component: 100 - total flux cleaned = 0.0412453 Jy ! Total flux subtracted in 100 components = 0.0412453 Jy ! Clean residual min=-0.011765 max=0.017379 Jy/beam ! Clean residual mean=0.000010 rms=0.002732 Jy/beam ! Combined flux in latest and established models = 0.641058 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 37 components and 0.641058 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=0.094060Jy sigma=1.578214 ! Fit after self-cal, rms=0.093633Jy sigma=1.570637 ! Inverting map ! Added new window around map position (-1, -3.4). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0174841 Jy ! Component: 100 - total flux cleaned = 0.0297427 Jy ! Total flux subtracted in 100 components = 0.0297427 Jy ! Clean residual min=-0.009913 max=0.012142 Jy/beam ! Clean residual mean=0.000007 rms=0.002344 Jy/beam ! Combined flux in latest and established models = 0.670801 Jy ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 62 components and 0.670801 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=0.086515Jy sigma=1.448017 ! Fit after self-cal, rms=0.086239Jy sigma=1.443421 ! 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=0.7926 mas, bmaj=1.979 mas, bpa=-4.088 degrees ! Estimated noise=0.382185 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 = 0.0211896 Jy ! Component: 100 - total flux cleaned = 0.0352418 Jy ! Component: 150 - total flux cleaned = 0.0452666 Jy ! Component: 200 - total flux cleaned = 0.0525478 Jy ! Total flux subtracted in 200 components = 0.0525478 Jy ! Clean residual min=-0.010965 max=0.015186 Jy/beam ! Clean residual mean=0.000007 rms=0.002919 Jy/beam ! Combined flux in latest and established models = 0.723349 Jy ! Performing phase self-cal ! Adding 50 model components to the UV plane model. ! The established model now contains 82 components and 0.723349 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=0.079274Jy sigma=1.328940 ! Fit after self-cal, rms=0.078999Jy sigma=1.323510 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7926 x 1.979 at -4.088 degrees (North through East) ! Clean map min=-0.010564 max=0.43927 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 1.01 HN 1.03 KP 0.96 ! LA 1.00 MK 0.99 NL 1.06 OV 0.90 ! PT 0.96 SC 0.96 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 1.02 HN 1.04 KP 0.95 ! LA 1.00 MK 1.00 NL 1.06 OV 0.91 ! PT 0.95 SC 0.95 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 1.02 HN 1.04 KP 0.96 ! LA 1.01 MK 0.98 NL 1.08 OV 0.92 ! PT 0.95 SC 0.98 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 1.02 HN 1.02 KP 0.96 ! LA 1.01 MK 1.02 NL 1.07 OV 0.92 ! PT 0.96 SC 0.98 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 1.02 HN 1.03 KP 0.96 ! LA 1.02 MK 0.99 NL 1.07 OV 0.92 ! PT 0.95 SC 0.98 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 1.02 HN 1.04 KP 0.96 ! LA 1.01 MK 0.99 NL 1.08 OV 0.93 ! PT 0.95 SC 0.97 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 1.02 HN 1.05 KP 0.95 ! LA 1.01 MK 1.03 NL 1.08 OV 0.91 ! PT 0.95 SC 0.98 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 1.02 HN 1.02 KP 0.96 ! LA 1.02 MK 1.01 NL 1.07 OV 0.92 ! PT 0.94 SC 0.98 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 1.02 HN 1.03 KP 0.95 ! LA 1.02 MK 1.01 NL 1.08 OV 0.92 ! PT 0.96 SC 0.97 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 FD 1.04 HN 1.02 KP 0.97 ! LA 1.01 MK 0.99 NL 1.07 OV 0.92 ! PT 0.96 SC 0.96 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 1.03 HN 1.03 KP 0.96 ! LA 1.03 MK 1.05 NL 1.08 OV 0.93 ! PT 0.97 SC 0.96 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 1.01 HN 1.05 KP 0.96 ! LA 1.02 MK 1.04 NL 1.09 OV 0.91 ! PT 0.95 SC 0.99 ! ! ! Fit before self-cal, rms=0.078999Jy sigma=1.323510 ! Fit after self-cal, rms=0.070229Jy sigma=1.174382 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.7928 mas, bmaj=1.976 mas, bpa=-3.482 degrees ! Estimated noise=0.378977 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 = -0.0024275 Jy ! Component: 100 - total flux cleaned = -0.00313521 Jy ! Component: 150 - total flux cleaned = -0.00359305 Jy ! Component: 200 - total flux cleaned = -0.00388357 Jy ! Total flux subtracted in 200 components = -0.00388357 Jy ! Clean residual min=-0.005878 max=0.005359 Jy/beam ! Clean residual mean=0.000000 rms=0.001284 Jy/beam ! Combined flux in latest and established models = 0.719465 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 93 components and 0.719465 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=0.069748Jy sigma=1.164713 ! Fit after self-cal, rms=0.069693Jy sigma=1.163627 ! 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=0.069693Jy sigma=1.163627 ! Fit after self-cal, rms=0.068237Jy sigma=1.136795 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.7915 mas, bmaj=1.974 mas, bpa=-3.479 degrees ! Estimated noise=0.378188 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00158925 Jy ! Component: 100 - total flux cleaned = -0.00229911 Jy ! Component: 150 - total flux cleaned = -0.00290291 Jy ! Component: 200 - total flux cleaned = -0.00314578 Jy ! Total flux subtracted in 200 components = -0.00314578 Jy ! Clean residual min=-0.004267 max=0.003957 Jy/beam ! Clean residual mean=0.000001 rms=0.000883 Jy/beam ! Combined flux in latest and established models = 0.716319 Jy selfcal ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 95 components and 0.716319 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=0.067745Jy sigma=1.127425 ! Fit after self-cal, rms=0.067665Jy sigma=1.125965 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 = -0.000493631 Jy ! Component: 100 - total flux cleaned = -0.0010695 Jy ! Component: 150 - total flux cleaned = -0.00133925 Jy ! Component: 200 - total flux cleaned = -0.00158218 Jy ! Total flux subtracted in 200 components = -0.00158218 Jy ! Clean residual min=-0.003953 max=0.004081 Jy/beam ! Clean residual mean=0.000001 rms=0.000833 Jy/beam ! Combined flux in latest and established models = 0.714737 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 100 components and 0.714737 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=0.067496Jy sigma=1.122719 ! Fit after self-cal, rms=0.067457Jy sigma=1.122059 ! 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=0.067457Jy sigma=1.122059 ! Fit after self-cal, rms=0.067280Jy sigma=1.119669 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.7905 mas, bmaj=1.971 mas, bpa=-3.455 degrees ! Estimated noise=0.377894 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000631985 Jy ! Component: 100 - total flux cleaned = -0.00143147 Jy ! Component: 150 - total flux cleaned = -0.00163949 Jy ! Component: 200 - total flux cleaned = -0.00182019 Jy ! Total flux subtracted in 200 components = -0.00182019 Jy ! Clean residual min=-0.003472 max=0.003391 Jy/beam ! Clean residual mean=0.000001 rms=0.000721 Jy/beam ! Combined flux in latest and established models = 0.712917 Jy selfcal ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 102 components and 0.712917 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=0.067080Jy sigma=1.115683 ! Fit after self-cal, rms=0.067040Jy sigma=1.115002 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 = -0.000329487 Jy ! Component: 100 - total flux cleaned = -0.000708761 Jy ! Component: 150 - total flux cleaned = -0.000921202 Jy ! Component: 200 - total flux cleaned = -0.00111398 Jy ! Total flux subtracted in 200 components = -0.00111398 Jy ! Clean residual min=-0.003422 max=0.003428 Jy/beam ! Clean residual mean=0.000001 rms=0.000687 Jy/beam ! Combined flux in latest and established models = 0.711803 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 104 components and 0.711803 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=0.066937Jy sigma=1.112972 ! Fit after self-cal, rms=0.066913Jy sigma=1.112540 ! 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=0.066913Jy sigma=1.112540 ! Fit after self-cal, rms=0.066895Jy sigma=1.111791 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.124 mas, bmaj=4.371 mas, bpa=-2.976 degrees ! Estimated noise=0.532843 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00158132 Jy ! Component: 100 - total flux cleaned = -0.00179562 Jy ! Component: 150 - total flux cleaned = -0.00200648 Jy ! Component: 200 - total flux cleaned = -0.00214064 Jy ! Total flux subtracted in 200 components = -0.00214064 Jy ! Clean residual min=-0.003202 max=0.003075 Jy/beam ! Clean residual mean=0.000002 rms=0.000810 Jy/beam ! Combined flux in latest and established models = 0.709662 Jy selfcal ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 107 components and 0.709662 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=0.066843Jy sigma=1.111278 ! Fit after self-cal, rms=0.066825Jy sigma=1.110989 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 = -7.03018e-05 Jy ! Component: 100 - total flux cleaned = -0.000167729 Jy ! Component: 150 - total flux cleaned = -0.000170344 Jy ! Component: 200 - total flux cleaned = -0.0001466 Jy ! Total flux subtracted in 200 components = -0.0001466 Jy ! Clean residual min=-0.003123 max=0.003022 Jy/beam ! Clean residual mean=0.000002 rms=0.000793 Jy/beam ! Combined flux in latest and established models = 0.709515 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 109 components and 0.709515 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=0.066790Jy sigma=1.110222 ! Fit after self-cal, rms=0.066776Jy sigma=1.110031 ! 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=0.7901 mas, bmaj=1.97 mas, bpa=-3.434 degrees ! Estimated noise=0.377924 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7901 x 1.97 at -3.434 degrees (North through East) ! Clean map min=-0.0029328 max=0.43503 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=0.6267 mas, bmaj=1.625 mas, bpa=-2.592 degrees ! Estimated noise=0.608391 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.304633 Jy ! Component: 100 - total flux cleaned = 0.419609 Jy ! Component: 150 - total flux cleaned = 0.492614 Jy ! Component: 200 - total flux cleaned = 0.543591 Jy ! Total flux subtracted in 200 components = 0.543591 Jy ! Clean residual min=-0.011210 max=0.028453 Jy/beam ! Clean residual mean=0.000022 rms=0.003519 Jy/beam ! Combined flux in latest and established models = 0.543591 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 0.543591 Jy ! Inverting map and beam ! Estimated beam: bmin=0.7901 mas, bmaj=1.97 mas, bpa=-3.434 degrees ! Estimated noise=0.377924 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 = 0.0607401 Jy ! Component: 100 - total flux cleaned = 0.095808 Jy ! Component: 150 - total flux cleaned = 0.11809 Jy ! Component: 200 - total flux cleaned = 0.132743 Jy ! Total flux subtracted in 200 components = 0.132743 Jy ! Clean residual min=-0.004524 max=0.008315 Jy/beam ! Clean residual mean=0.000011 rms=0.001318 Jy/beam ! Combined flux in latest and established models = 0.676334 Jy ! Adding 45 model components to the UV plane model. ! The established model now contains 52 components and 0.676334 Jy ! Inverting map ! Added new window around map position (-1.8, -1.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00995492 Jy ! Component: 100 - total flux cleaned = 0.0168634 Jy ! Component: 150 - total flux cleaned = 0.0217191 Jy ! Component: 200 - total flux cleaned = 0.0251887 Jy ! Total flux subtracted in 200 components = 0.0251887 Jy ! Clean residual min=-0.003344 max=0.003775 Jy/beam ! Clean residual mean=0.000003 rms=0.000688 Jy/beam ! Combined flux in latest and established models = 0.701523 Jy ! Adding 33 model components to the UV plane model. ! The established model now contains 74 components and 0.701523 Jy ! Inverting map ! Added new window around map position (-2.2, -5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00266019 Jy ! Component: 100 - total flux cleaned = 0.00405116 Jy ! Component: 150 - total flux cleaned = 0.00516735 Jy ! Component: 200 - total flux cleaned = 0.00608314 Jy ! Total flux subtracted in 200 components = 0.00608314 Jy ! Clean residual min=-0.002799 max=0.002595 Jy/beam ! Clean residual mean=0.000002 rms=0.000594 Jy/beam ! Combined flux in latest and established models = 0.707606 Jy ! Adding 28 model components to the UV plane model. ! The established model now contains 93 components and 0.707606 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=2.124 mas, bmaj=4.371 mas, bpa=-2.976 degrees ! Estimated noise=0.532843 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00161114 Jy ! Component: 100 - total flux cleaned = 0.00186289 Jy ! Component: 150 - total flux cleaned = 0.002027 Jy ! Component: 200 - total flux cleaned = 0.00209502 Jy ! Total flux subtracted in 200 components = 0.00209502 Jy ! Clean residual min=-0.002908 max=0.002908 Jy/beam ! Clean residual mean=0.000002 rms=0.000753 Jy/beam ! Combined flux in latest and established models = 0.709701 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 = 6.50606e-05 Jy ! Component: 100 - total flux cleaned = 0.000124744 Jy ! Component: 150 - total flux cleaned = 0.000204646 Jy ! Component: 200 - total flux cleaned = 0.000228972 Jy ! Total flux subtracted in 200 components = 0.000228972 Jy ! Clean residual min=-0.002905 max=0.002830 Jy/beam ! Clean residual mean=0.000002 rms=0.000745 Jy/beam ! Combined flux in latest and established models = 0.70993 Jy ! Adding 21 model components to the UV plane model. ! The established model now contains 108 components and 0.70993 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.7901 mas, bmaj=1.97 mas, bpa=-3.434 degrees ! Estimated noise=0.377924 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000103659 Jy ! Component: 100 - total flux cleaned = -0.000250584 Jy ! Component: 150 - total flux cleaned = -0.000249654 Jy ! Component: 200 - total flux cleaned = -0.000249988 Jy ! Total flux subtracted in 200 components = -0.000249988 Jy ! Clean residual min=-0.002589 max=0.002468 Jy/beam ! Clean residual mean=0.000001 rms=0.000556 Jy/beam ! Combined flux in latest and established models = 0.70968 Jy selfcal ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 124 components and 0.70968 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=0.066469Jy sigma=1.104101 ! Fit after self-cal, rms=0.066435Jy sigma=1.103432 wmodel J0748-1639_X_map.mod ! Writing 124 model components to file: J0748-1639_X_map.mod wobs J0748-1639_X_uvs.fits ! Writing UV FITS file: J0748-1639_X_uvs.fits wwins J0748-1639_X_map.win ! wwins: Wrote 6 windows to J0748-1639_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 = -0.000481899 Jy ! Component: 100 - total flux cleaned = -0.000814243 Jy ! Component: 150 - total flux cleaned = -0.00104655 Jy ! Component: 200 - total flux cleaned = -0.00141622 Jy ! Component: 250 - total flux cleaned = -0.00162946 Jy ! Component: 300 - total flux cleaned = -0.00176749 Jy ! Component: 350 - total flux cleaned = -0.0018346 Jy ! Component: 400 - total flux cleaned = -0.00189921 Jy ! Component: 450 - total flux cleaned = -0.00202587 Jy ! Component: 500 - total flux cleaned = -0.00224195 Jy ! Component: 550 - total flux cleaned = -0.00230246 Jy ! Component: 600 - total flux cleaned = -0.00245108 Jy ! Component: 650 - total flux cleaned = -0.00256711 Jy ! Component: 700 - total flux cleaned = -0.00268077 Jy ! Component: 750 - total flux cleaned = -0.00273679 Jy ! Component: 800 - total flux cleaned = -0.00276433 Jy ! Component: 850 - total flux cleaned = -0.00276458 Jy ! Component: 900 - total flux cleaned = -0.00279118 Jy ! Component: 950 - total flux cleaned = -0.00273897 Jy ! Component: 1000 - total flux cleaned = -0.00271363 Jy ! Component: 1050 - total flux cleaned = -0.00268855 Jy ! Component: 1100 - total flux cleaned = -0.00266406 Jy ! Component: 1150 - total flux cleaned = -0.0026887 Jy ! Component: 1200 - total flux cleaned = -0.00268846 Jy ! Component: 1250 - total flux cleaned = -0.00266493 Jy ! Component: 1300 - total flux cleaned = -0.00273515 Jy ! Component: 1350 - total flux cleaned = -0.00275807 Jy ! Component: 1400 - total flux cleaned = -0.00280379 Jy ! Component: 1450 - total flux cleaned = -0.00280391 Jy ! Component: 1500 - total flux cleaned = -0.00280442 Jy ! Component: 1550 - total flux cleaned = -0.00278282 Jy ! Component: 1600 - total flux cleaned = -0.00284769 Jy ! Component: 1650 - total flux cleaned = -0.00284743 Jy ! Component: 1700 - total flux cleaned = -0.00282648 Jy ! Component: 1750 - total flux cleaned = -0.00278516 Jy ! Component: 1800 - total flux cleaned = -0.00280569 Jy ! Component: 1850 - total flux cleaned = -0.00280585 Jy ! Component: 1900 - total flux cleaned = -0.00280609 Jy ! Component: 1950 - total flux cleaned = -0.00284569 Jy ! Component: 2000 - total flux cleaned = -0.00282595 Jy ! Component: 2050 - total flux cleaned = -0.00282629 Jy ! Component: 2100 - total flux cleaned = -0.00282661 Jy ! Component: 2150 - total flux cleaned = -0.00282677 Jy ! Component: 2200 - total flux cleaned = -0.00284565 Jy ! Component: 2250 - total flux cleaned = -0.00290171 Jy ! Component: 2300 - total flux cleaned = -0.00286447 Jy ! Component: 2350 - total flux cleaned = -0.00290107 Jy ! Component: 2400 - total flux cleaned = -0.00297376 Jy ! Component: 2450 - total flux cleaned = -0.0029017 Jy ! Component: 2500 - total flux cleaned = -0.00290169 Jy ! Component: 2550 - total flux cleaned = -0.00291973 Jy ! Component: 2600 - total flux cleaned = -0.0029548 Jy ! Component: 2650 - total flux cleaned = -0.00290278 Jy ! Component: 2700 - total flux cleaned = -0.00295458 Jy ! Component: 2750 - total flux cleaned = -0.00292037 Jy ! Component: 2800 - total flux cleaned = -0.00285262 Jy ! Component: 2850 - total flux cleaned = -0.00291975 Jy ! Component: 2900 - total flux cleaned = -0.00283662 Jy ! Component: 2950 - total flux cleaned = -0.00285311 Jy ! Component: 3000 - total flux cleaned = -0.0028697 Jy ! Component: 3050 - total flux cleaned = -0.00285344 Jy ! Component: 3100 - total flux cleaned = -0.00288551 Jy ! Component: 3150 - total flux cleaned = -0.00285329 Jy ! Component: 3200 - total flux cleaned = -0.00286899 Jy ! Component: 3250 - total flux cleaned = -0.00275879 Jy ! Component: 3300 - total flux cleaned = -0.00280573 Jy ! Component: 3350 - total flux cleaned = -0.00277488 Jy ! Component: 3400 - total flux cleaned = -0.00268257 Jy ! Component: 3450 - total flux cleaned = -0.00274395 Jy ! Component: 3500 - total flux cleaned = -0.00277426 Jy ! Component: 3550 - total flux cleaned = -0.00271394 Jy ! Component: 3600 - total flux cleaned = -0.00274367 Jy ! Component: 3650 - total flux cleaned = -0.00272876 Jy ! Component: 3700 - total flux cleaned = -0.0026994 Jy ! Component: 3750 - total flux cleaned = -0.00271403 Jy ! Component: 3800 - total flux cleaned = -0.00264155 Jy ! Component: 3850 - total flux cleaned = -0.00262722 Jy ! Component: 3900 - total flux cleaned = -0.00262721 Jy ! Component: 3950 - total flux cleaned = -0.00257033 Jy ! Component: 4000 - total flux cleaned = -0.0025704 Jy ! Component: 4050 - total flux cleaned = -0.00255653 Jy ! Total flux subtracted in 4096 components = -0.00250084 Jy ! Clean residual min=-0.000811 max=0.000790 Jy/beam ! Clean residual mean=0.000000 rms=0.000240 Jy/beam ! Combined flux in latest and established models = 0.707179 Jy keep ! Adding 322 model components to the UV plane model. ! The established model now contains 446 components and 0.707179 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J0748-1639_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7901 x 1.97 at -3.434 degrees (North through East) ! Clean map min=-0.0017201 max=0.43271 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J0748-1639_X_map.fits wmodel /vlbi/uf001/uva//J0748-1639_X_map.mod ! Writing 446 model components to file: /vlbi/uf001/uva//J0748-1639_X_map.mod wobs /vlbi/uf001/uva//J0748-1639_X_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J0748-1639_X_uvs.fits wwins /vlbi/uf001/uva//J0748-1639_X_map.win ! wwins: Wrote 7 windows to /vlbi/uf001/uva//J0748-1639_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.432707 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000238954 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.165669 0.165669 0.331338 0.662677 1.32535 2.65071 5.30142 10.6028 21.2057 42.4113 84.8226 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0007 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.432 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 1810.84 quit ! Quitting program ! Log file /vlbi/uf001/uva//J0748-1639_X_dfm.log closed on Sun Jan 13 23:38:02 2019