! Started logfile: /vlbi/uf001/uva//J0748-1650_X_dfm.log on Sun Jan 13 23:38:08 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//J0748-1650_X_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J0748-1650_X_uva.fits ! AN table 1: 28 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.881746 visibilities/baseline/integration-bin. ! Found source: J0748-1650 ! ! 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 13332 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 J0748-1650_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 54 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 54 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 54 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 54 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 54 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 54 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 54 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 54 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 54 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 54 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 54 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 54 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.006993Jy sigma=20.847091 ! Fit after self-cal, rms=0.897596Jy sigma=18.532348 ! 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=0.6457 mas, bmaj=1.659 mas, bpa=-4.207 degrees ! Estimated noise=0.560623 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 = 0.0769571 Jy ! Component: 100 - total flux cleaned = 0.0946257 Jy ! Total flux subtracted in 100 components = 0.0946257 Jy ! Clean residual min=-0.005252 max=0.009101 Jy/beam ! Clean residual mean=0.000007 rms=0.001219 Jy/beam ! Combined flux in latest and established models = 0.0946257 Jy ! Performing phase self-cal ! Adding 5 model components to the UV plane model. ! The established model now contains 5 components and 0.0946257 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=0.070080Jy sigma=1.346226 ! Fit after self-cal, rms=0.069949Jy sigma=1.343844 ! Inverting map ! Added new window around map position (-1.6, -1). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00935289 Jy ! Component: 100 - total flux cleaned = 0.0156392 Jy ! Total flux subtracted in 100 components = 0.0156392 Jy ! Clean residual min=-0.005015 max=0.005479 Jy/beam ! Clean residual mean=0.000005 rms=0.001006 Jy/beam ! Combined flux in latest and established models = 0.110265 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 16 components and 0.110265 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=0.067668Jy sigma=1.289698 ! Fit after self-cal, rms=0.067574Jy sigma=1.287228 ! 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=0.8265 mas, bmaj=2.05 mas, bpa=-4.526 degrees ! Estimated noise=0.32587 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 (-1.2, 1.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0102521 Jy ! Component: 100 - total flux cleaned = 0.016799 Jy ! Component: 150 - total flux cleaned = 0.0213415 Jy ! Component: 200 - total flux cleaned = 0.0246268 Jy ! Total flux subtracted in 200 components = 0.0246268 Jy ! Clean residual min=-0.002680 max=0.004581 Jy/beam ! Clean residual mean=0.000004 rms=0.000829 Jy/beam ! Combined flux in latest and established models = 0.134892 Jy ! Performing phase self-cal ! Adding 57 model components to the UV plane model. ! The established model now contains 70 components and 0.134892 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=0.065827Jy sigma=1.245916 ! Fit after self-cal, rms=0.065738Jy sigma=1.243053 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8265 x 2.05 at -4.526 degrees (North through East) ! Clean map min=-0.0024176 max=0.10155 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.10 FD 1.00 HN 1.05 KP 0.94 ! LA 1.00 MK 0.98 NL 1.08 OV 0.91 ! PT 0.91 SC 1.02 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 0.99 HN 1.10 KP 0.96 ! LA 1.01 MK 1.03 NL 1.03 OV 0.91 ! PT 0.92 SC 1.04 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 FD 0.98 HN 1.05 KP 0.97 ! LA 0.99 MK 1.03 NL 1.05 OV 0.96 ! PT 0.88 SC 0.96 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 0.96 HN 1.23 KP 0.95 ! LA 0.99 MK 1.04 NL 1.04 OV 0.94 ! PT 0.91 SC 0.99 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 1.04 HN 1.06 KP 0.89 ! LA 0.93 MK 0.99 NL 1.08 OV 0.93 ! PT 0.95 SC 1.04 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 1.06 HN 1.08 KP 0.92 ! LA 1.02 MK 1.03 NL 1.09 OV 0.91 ! PT 0.98 SC 1.01 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.10 FD 1.02 HN 1.04 KP 0.88 ! LA 0.97 MK 1.00 NL 1.10 OV 0.97 ! PT 0.92 SC 0.96 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.10 FD 0.98 HN 1.10 KP 0.99 ! LA 0.97 MK 0.99 NL 1.09 OV 0.87 ! PT 0.92 SC 1.01 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 1.00 HN 1.02 KP 0.90 ! LA 1.01 MK 1.05 NL 1.03 OV 0.96 ! PT 0.94 SC 1.03 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 1.03 HN 1.06 KP 0.93 ! LA 0.93 MK 0.96 NL 1.14 OV 0.93 ! PT 0.91 SC 0.97 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.19 FD 1.03 HN 1.07 KP 0.96 ! LA 1.00 MK 1.03 NL 1.08 OV 0.92 ! PT 0.94 SC 0.94 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 1.00 HN 1.05 KP 0.92 ! LA 1.03 MK 1.04 NL 1.10 OV 0.97 ! PT 0.91 SC 1.01 ! ! ! Fit before self-cal, rms=0.065738Jy sigma=1.243053 ! Fit after self-cal, rms=0.065628Jy sigma=1.226822 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.8346 mas, bmaj=2.066 mas, bpa=-4.116 degrees ! Estimated noise=0.322131 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 = 0.000932745 Jy ! Component: 100 - total flux cleaned = 0.00113128 Jy ! Component: 150 - total flux cleaned = 0.00116867 Jy ! Component: 200 - total flux cleaned = 0.0012308 Jy ! Total flux subtracted in 200 components = 0.0012308 Jy ! Clean residual min=-0.001603 max=0.001899 Jy/beam ! Clean residual mean=0.000001 rms=0.000456 Jy/beam ! Combined flux in latest and established models = 0.136122 Jy ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 90 components and 0.136122 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=0.065557Jy sigma=1.225327 ! Fit after self-cal, rms=0.065603Jy sigma=1.224916 ! 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=0.065603Jy sigma=1.224916 ! Fit after self-cal, rms=0.067297Jy sigma=1.220391 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8346 mas, bmaj=2.062 mas, bpa=-4.134 degrees ! Estimated noise=0.322558 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000271281 Jy ! Component: 100 - total flux cleaned = -0.000146407 Jy ! Component: 150 - total flux cleaned = -4.64281e-05 Jy ! Component: 200 - total flux cleaned = 1.75217e-05 Jy ! Total flux subtracted in 200 components = 1.75217e-05 Jy ! Clean residual min=-0.001479 max=0.001689 Jy/beam ! Clean residual mean=0.000001 rms=0.000399 Jy/beam ! Combined flux in latest and established models = 0.13614 Jy selfcal ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 96 components and 0.13614 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=0.067272Jy sigma=1.219846 ! Fit after self-cal, rms=0.067297Jy sigma=1.219719 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 (21.6, -15). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000789815 Jy ! Component: 100 - total flux cleaned = 0.000681593 Jy ! Component: 150 - total flux cleaned = 0.000765247 Jy ! Component: 200 - total flux cleaned = 0.000763414 Jy ! Total flux subtracted in 200 components = 0.000763414 Jy ! Clean residual min=-0.001548 max=0.001713 Jy/beam ! Clean residual mean=0.000001 rms=0.000379 Jy/beam ! Combined flux in latest and established models = 0.136903 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 110 components and 0.136903 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=0.067254Jy sigma=1.218780 ! Fit after self-cal, rms=0.067253Jy sigma=1.218740 ! Inverting map ! Added new window around map position (-41.2, 48.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0012511 Jy ! Component: 100 - total flux cleaned = 0.00146943 Jy ! Component: 150 - total flux cleaned = 0.00162157 Jy ! Component: 200 - total flux cleaned = 0.00169047 Jy ! Total flux subtracted in 200 components = 0.00169047 Jy ! Clean residual min=-0.001526 max=0.001534 Jy/beam ! Clean residual mean=0.000001 rms=0.000362 Jy/beam ! Combined flux in latest and established models = 0.138594 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 120 components and 0.138594 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=0.067218Jy sigma=1.217887 ! Fit after self-cal, rms=0.067218Jy sigma=1.217842 ! 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=0.067218Jy sigma=1.217842 ! Fit after self-cal, rms=0.067125Jy sigma=1.217681 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8342 mas, bmaj=2.063 mas, bpa=-4.179 degrees ! Estimated noise=0.321687 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000178103 Jy ! Component: 100 - total flux cleaned = 0.000317574 Jy ! Component: 150 - total flux cleaned = 0.000338818 Jy ! Component: 200 - total flux cleaned = 0.000359529 Jy ! Total flux subtracted in 200 components = 0.000359529 Jy ! Clean residual min=-0.001533 max=0.001459 Jy/beam ! Clean residual mean=0.000001 rms=0.000350 Jy/beam ! Combined flux in latest and established models = 0.138953 Jy selfcal ! Performing phase self-cal ! Adding 33 model components to the UV plane model. ! The established model now contains 126 components and 0.138953 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=0.067111Jy sigma=1.217363 ! Fit after self-cal, rms=0.067114Jy sigma=1.217353 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 = -2.1184e-05 Jy ! Component: 100 - total flux cleaned = -4.00255e-05 Jy ! Component: 150 - total flux cleaned = -5.85015e-05 Jy ! Component: 200 - total flux cleaned = -4.12627e-05 Jy ! Total flux subtracted in 200 components = -4.12627e-05 Jy ! Clean residual min=-0.001536 max=0.001443 Jy/beam ! Clean residual mean=0.000001 rms=0.000346 Jy/beam ! Combined flux in latest and established models = 0.138912 Jy ! Performing phase self-cal ! Adding 35 model components to the UV plane model. ! The established model now contains 134 components and 0.138912 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=0.067104Jy sigma=1.217162 ! Fit after self-cal, rms=0.067104Jy sigma=1.217159 ! 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=0.067104Jy sigma=1.217159 ! Fit after self-cal, rms=0.067057Jy sigma=1.217129 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.229 mas, bmaj=4.601 mas, bpa=-3.165 degrees ! Estimated noise=0.410183 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000462859 Jy ! Component: 100 - total flux cleaned = 0.000517094 Jy ! Component: 150 - total flux cleaned = 0.000499871 Jy ! Component: 200 - total flux cleaned = 0.000449694 Jy ! Total flux subtracted in 200 components = 0.000449694 Jy ! Clean residual min=-0.001443 max=0.001684 Jy/beam ! Clean residual mean=0.000002 rms=0.000427 Jy/beam ! Combined flux in latest and established models = 0.139362 Jy selfcal ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 142 components and 0.139362 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=0.067053Jy sigma=1.217100 ! Fit after self-cal, rms=0.067053Jy sigma=1.217067 flux_cutoff = imstat(rms) * dynam ! Inverting map repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 4.61722e-05 Jy ! Component: 100 - total flux cleaned = -1.6588e-05 Jy ! Component: 150 - total flux cleaned = -3.04885e-05 Jy ! Component: 200 - total flux cleaned = -4.4038e-05 Jy ! Total flux subtracted in 200 components = -4.4038e-05 Jy ! Clean residual min=-0.001420 max=0.001607 Jy/beam ! Clean residual mean=0.000002 rms=0.000421 Jy/beam ! Combined flux in latest and established models = 0.139318 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 148 components and 0.139318 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=0.067052Jy sigma=1.217079 ! Fit after self-cal, rms=0.067052Jy sigma=1.217072 ! 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=0.8337 mas, bmaj=2.062 mas, bpa=-4.211 degrees ! Estimated noise=0.321427 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8337 x 2.062 at -4.211 degrees (North through East) ! Clean map min=-0.0013754 max=0.10023 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=0.6487 mas, bmaj=1.661 mas, bpa=-3.849 degrees ! Estimated noise=0.558138 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0764176 Jy ! Component: 100 - total flux cleaned = 0.0945873 Jy ! Component: 150 - total flux cleaned = 0.104128 Jy ! Component: 200 - total flux cleaned = 0.110727 Jy ! Total flux subtracted in 200 components = 0.110727 Jy ! Clean residual min=-0.003453 max=0.003740 Jy/beam ! Clean residual mean=0.000004 rms=0.000774 Jy/beam ! Combined flux in latest and established models = 0.110727 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 23 model components to the UV plane model. ! The established model now contains 23 components and 0.110727 Jy ! Inverting map and beam ! Estimated beam: bmin=0.8337 mas, bmaj=2.062 mas, bpa=-4.211 degrees ! Estimated noise=0.321427 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 = 0.00868617 Jy ! Component: 100 - total flux cleaned = 0.0140684 Jy ! Component: 150 - total flux cleaned = 0.0176481 Jy ! Component: 200 - total flux cleaned = 0.0201454 Jy ! Total flux subtracted in 200 components = 0.0201454 Jy ! Clean residual min=-0.001740 max=0.001909 Jy/beam ! Clean residual mean=0.000003 rms=0.000440 Jy/beam ! Combined flux in latest and established models = 0.130872 Jy ! Adding 44 model components to the UV plane model. ! The established model now contains 61 components and 0.130872 Jy ! Inverting map ! Added new window around map position (-2.8, 1). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00209388 Jy ! Component: 100 - total flux cleaned = 0.00355386 Jy ! Component: 150 - total flux cleaned = 0.00455358 Jy ! Component: 200 - total flux cleaned = 0.0052199 Jy ! Total flux subtracted in 200 components = 0.0052199 Jy ! Clean residual min=-0.001635 max=0.001441 Jy/beam ! Clean residual mean=0.000002 rms=0.000367 Jy/beam ! Combined flux in latest and established models = 0.136092 Jy ! Adding 37 model components to the UV plane model. ! The established model now contains 92 components and 0.136092 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=2.229 mas, bmaj=4.601 mas, bpa=-3.165 degrees ! Estimated noise=0.410183 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00149916 Jy ! Component: 100 - total flux cleaned = 0.00240182 Jy ! Component: 150 - total flux cleaned = 0.00298937 Jy ! Component: 200 - total flux cleaned = 0.00320926 Jy ! Total flux subtracted in 200 components = 0.00320926 Jy ! Clean residual min=-0.001415 max=0.001660 Jy/beam ! Clean residual mean=0.000002 rms=0.000414 Jy/beam ! Combined flux in latest and established models = 0.139301 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 = 0.000163636 Jy ! Component: 100 - total flux cleaned = 0.000285756 Jy ! Component: 150 - total flux cleaned = 0.000393234 Jy ! Component: 200 - total flux cleaned = 0.000487168 Jy ! Total flux subtracted in 200 components = 0.000487168 Jy ! Clean residual min=-0.001394 max=0.001622 Jy/beam ! Clean residual mean=0.000002 rms=0.000399 Jy/beam ! Combined flux in latest and established models = 0.139789 Jy ! Adding 56 model components to the UV plane model. ! The established model now contains 135 components and 0.139789 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.8337 mas, bmaj=2.062 mas, bpa=-4.211 degrees ! Estimated noise=0.321427 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 7.20819e-05 Jy ! Component: 100 - total flux cleaned = -7.90763e-06 Jy ! Component: 150 - total flux cleaned = -8.56396e-05 Jy ! Component: 200 - total flux cleaned = -8.62152e-05 Jy ! Total flux subtracted in 200 components = -8.62152e-05 Jy ! Clean residual min=-0.001554 max=0.001422 Jy/beam ! Clean residual mean=0.000001 rms=0.000330 Jy/beam ! Combined flux in latest and established models = 0.139702 Jy selfcal ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 152 components and 0.139702 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=0.067052Jy sigma=1.216868 ! Fit after self-cal, rms=0.067037Jy sigma=1.216720 wmodel J0748-1650_X_map.mod ! Writing 152 model components to file: J0748-1650_X_map.mod wobs J0748-1650_X_uvs.fits ! Writing UV FITS file: J0748-1650_X_uvs.fits wwins J0748-1650_X_map.win ! wwins: Wrote 6 windows to J0748-1650_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 = -4.19243e-05 Jy ! Component: 100 - total flux cleaned = 5.56534e-06 Jy ! Component: 150 - total flux cleaned = 7.40498e-05 Jy ! Component: 200 - total flux cleaned = -3.61117e-05 Jy ! Component: 250 - total flux cleaned = -5.70625e-05 Jy ! Component: 300 - total flux cleaned = -7.81332e-05 Jy ! Component: 350 - total flux cleaned = -7.81927e-05 Jy ! Component: 400 - total flux cleaned = -9.83194e-05 Jy ! Component: 450 - total flux cleaned = -0.000194949 Jy ! Component: 500 - total flux cleaned = -0.000327517 Jy ! Component: 550 - total flux cleaned = -0.00042073 Jy ! Component: 600 - total flux cleaned = -0.000493662 Jy ! Component: 650 - total flux cleaned = -0.00060109 Jy ! Component: 700 - total flux cleaned = -0.000636281 Jy ! Component: 750 - total flux cleaned = -0.000705696 Jy ! Component: 800 - total flux cleaned = -0.000824731 Jy ! Component: 850 - total flux cleaned = -0.00084124 Jy ! Component: 900 - total flux cleaned = -0.000957106 Jy ! Component: 950 - total flux cleaned = -0.00100619 Jy ! Component: 1000 - total flux cleaned = -0.00108688 Jy ! Component: 1050 - total flux cleaned = -0.00118272 Jy ! Component: 1100 - total flux cleaned = -0.00124598 Jy ! Component: 1150 - total flux cleaned = -0.00135549 Jy ! Component: 1200 - total flux cleaned = -0.00143285 Jy ! Component: 1250 - total flux cleaned = -0.00149409 Jy ! Component: 1300 - total flux cleaned = -0.00161536 Jy ! Component: 1350 - total flux cleaned = -0.00167541 Jy ! Component: 1400 - total flux cleaned = -0.00169029 Jy ! Component: 1450 - total flux cleaned = -0.00177866 Jy ! Component: 1500 - total flux cleaned = -0.00188089 Jy ! Component: 1550 - total flux cleaned = -0.00188086 Jy ! Component: 1600 - total flux cleaned = -0.00198116 Jy ! Component: 1650 - total flux cleaned = -0.00202376 Jy ! Component: 1700 - total flux cleaned = -0.00209404 Jy ! Component: 1750 - total flux cleaned = -0.00206634 Jy ! Component: 1800 - total flux cleaned = -0.00216339 Jy ! Component: 1850 - total flux cleaned = -0.00219094 Jy ! Component: 1900 - total flux cleaned = -0.00228596 Jy ! Component: 1950 - total flux cleaned = -0.00229949 Jy ! Component: 2000 - total flux cleaned = -0.00235294 Jy ! Component: 2050 - total flux cleaned = -0.00239277 Jy ! Component: 2100 - total flux cleaned = -0.00239266 Jy ! Component: 2150 - total flux cleaned = -0.00243196 Jy ! Component: 2200 - total flux cleaned = -0.00249679 Jy ! Component: 2250 - total flux cleaned = -0.00252246 Jy ! Component: 2300 - total flux cleaned = -0.0025481 Jy ! Component: 2350 - total flux cleaned = -0.00259873 Jy ! Component: 2400 - total flux cleaned = -0.00261131 Jy ! Component: 2450 - total flux cleaned = -0.00263639 Jy ! Component: 2500 - total flux cleaned = -0.00266126 Jy ! Component: 2550 - total flux cleaned = -0.00275982 Jy ! Component: 2600 - total flux cleaned = -0.0028086 Jy ! Component: 2650 - total flux cleaned = -0.00283289 Jy ! Component: 2700 - total flux cleaned = -0.00289313 Jy ! Component: 2750 - total flux cleaned = -0.00290492 Jy ! Component: 2800 - total flux cleaned = -0.00291688 Jy ! Component: 2850 - total flux cleaned = -0.00295225 Jy ! Component: 2900 - total flux cleaned = -0.00302272 Jy ! Component: 2950 - total flux cleaned = -0.00303434 Jy ! Component: 3000 - total flux cleaned = -0.00308067 Jy ! Component: 3050 - total flux cleaned = -0.00309218 Jy ! Component: 3100 - total flux cleaned = -0.00311511 Jy ! Component: 3150 - total flux cleaned = -0.00317194 Jy ! Component: 3200 - total flux cleaned = -0.00314945 Jy ! Component: 3250 - total flux cleaned = -0.00319423 Jy ! Component: 3300 - total flux cleaned = -0.00322766 Jy ! Component: 3350 - total flux cleaned = -0.00321655 Jy ! Component: 3400 - total flux cleaned = -0.00327162 Jy ! Component: 3450 - total flux cleaned = -0.00330446 Jy ! Component: 3500 - total flux cleaned = -0.00331529 Jy ! Component: 3550 - total flux cleaned = -0.00336934 Jy ! Component: 3600 - total flux cleaned = -0.00336925 Jy ! Component: 3650 - total flux cleaned = -0.00335856 Jy ! Component: 3700 - total flux cleaned = -0.00337988 Jy ! Component: 3750 - total flux cleaned = -0.00333771 Jy ! Component: 3800 - total flux cleaned = -0.00340065 Jy ! Component: 3850 - total flux cleaned = -0.00343193 Jy ! Component: 3900 - total flux cleaned = -0.00344232 Jy ! Component: 3950 - total flux cleaned = -0.0035042 Jy ! Component: 4000 - total flux cleaned = -0.00349385 Jy ! Component: 4050 - total flux cleaned = -0.00348364 Jy ! Total flux subtracted in 4096 components = -0.00353429 Jy ! Clean residual min=-0.000627 max=0.000595 Jy/beam ! Clean residual mean=0.000001 rms=0.000172 Jy/beam ! Combined flux in latest and established models = 0.136168 Jy keep ! Adding 269 model components to the UV plane model. ! The established model now contains 421 components and 0.136168 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J0748-1650_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8337 x 2.062 at -4.211 degrees (North through East) ! Clean map min=-0.0010181 max=0.099996 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J0748-1650_X_map.fits wmodel /vlbi/uf001/uva//J0748-1650_X_map.mod ! Writing 421 model components to file: /vlbi/uf001/uva//J0748-1650_X_map.mod wobs /vlbi/uf001/uva//J0748-1650_X_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J0748-1650_X_uvs.fits wwins /vlbi/uf001/uva//J0748-1650_X_map.win ! wwins: Wrote 7 windows to /vlbi/uf001/uva//J0748-1650_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0999964 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000170899 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.512716 0.512716 1.02543 2.05086 4.10173 8.20345 16.4069 32.8138 65.6276 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0005 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.099 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 585.119 quit ! Quitting program ! Log file /vlbi/uf001/uva//J0748-1650_X_dfm.log closed on Sun Jan 13 23:38:13 2019