! Started logfile: /vlbi/uf001/uva//J1941-3007_X_dfm.log on Mon Jan 14 05:12:28 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//J1941-3007_X_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J1941-3007_X_uva.fits ! AN table 1: 48 integrations on 21 of 21 possible baselines. ! Apparent sampling: 1 visibilities/baseline/integration-bin. ! Found source: J1941-3007 ! ! There are 12 IFs, and a total of 12 channels: ! ! IF Channel Frequency Freq offset Number of Overall IF ! origin at origin per channel channels bandwidth ! ------------------------------------------------------------- (Hz) ! 01 1 8.428e+09 3.2e+07 1 3.2e+07 ! 02 2 8.46e+09 3.2e+07 1 3.2e+07 ! 03 3 8.492e+09 3.2e+07 1 3.2e+07 ! 04 4 8.524e+09 3.2e+07 1 3.2e+07 ! 05 5 8.588e+09 3.2e+07 1 3.2e+07 ! 06 6 8.62e+09 3.2e+07 1 3.2e+07 ! 07 7 8.684e+09 3.2e+07 1 3.2e+07 ! 08 8 8.716e+09 3.2e+07 1 3.2e+07 ! 09 9 8.78e+09 3.2e+07 1 3.2e+07 ! 10 10 8.812e+09 3.2e+07 1 3.2e+07 ! 11 11 8.844e+09 3.2e+07 1 3.2e+07 ! 12 12 8.876e+09 3.2e+07 1 3.2e+07 ! ! Polarization(s): RR ! ! Read 121 lines of history. ! ! Reading 12096 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 J1941-3007_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. ! ! 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=1.020835Jy sigma=16.179772 ! Fit after self-cal, rms=0.857358Jy sigma=13.347805 ! 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=0.5123 mas, bmaj=1.414 mas, bpa=-5.118 degrees ! Estimated noise=0.818444 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 = 0.118105 Jy ! Component: 100 - total flux cleaned = 0.144107 Jy ! Total flux subtracted in 100 components = 0.144107 Jy ! Clean residual min=-0.014657 max=0.019537 Jy/beam ! Clean residual mean=0.000005 rms=0.002790 Jy/beam ! Combined flux in latest and established models = 0.144107 Jy ! Performing phase self-cal ! Adding 3 model components to the UV plane model. ! The established model now contains 3 components and 0.144107 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=0.106547Jy sigma=1.463938 ! Fit after self-cal, rms=0.106117Jy sigma=1.461789 ! Inverting map ! Added new window around map position (-5.2, 13). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0162453 Jy ! Component: 100 - total flux cleaned = 0.019284 Jy ! Total flux subtracted in 100 components = 0.019284 Jy ! Clean residual min=-0.013205 max=0.017541 Jy/beam ! Clean residual mean=0.000005 rms=0.002380 Jy/beam ! Combined flux in latest and established models = 0.163391 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 11 components and 0.163391 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=0.103431Jy sigma=1.403790 ! Fit after self-cal, rms=0.103090Jy sigma=1.395070 ! 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=0.6497 mas, bmaj=1.665 mas, bpa=-4.5 degrees ! Estimated noise=0.419438 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 = 0.0121843 Jy ! Component: 100 - total flux cleaned = 0.0185146 Jy ! Component: 150 - total flux cleaned = 0.0229948 Jy ! Component: 200 - total flux cleaned = 0.0253155 Jy ! Total flux subtracted in 200 components = 0.0253155 Jy ! Clean residual min=-0.011453 max=0.017195 Jy/beam ! Clean residual mean=0.000020 rms=0.002901 Jy/beam ! Combined flux in latest and established models = 0.188707 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 24 components and 0.188707 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=0.101960Jy sigma=1.360776 ! Fit after self-cal, rms=0.101823Jy sigma=1.355614 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.6497 x 1.665 at -4.5 degrees (North through East) ! Clean map min=-0.010323 max=0.15133 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 HN 1.47 LA 0.78 MK 1.00 ! NL 1.16 PT 0.93 SC 0.96 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 HN 1.51 LA 0.84 MK 1.00 ! NL 1.15 PT 0.93 SC 0.99 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 HN 1.33 LA 0.85 MK 0.97 ! NL 1.12 PT 0.92 SC 0.99 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 HN 1.40 LA 0.82 MK 1.00 ! NL 1.10 PT 0.95 SC 1.00 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 HN 1.37 LA 0.81 MK 0.97 ! NL 1.12 PT 0.99 SC 0.99 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 HN 1.41 LA 0.84 MK 1.00 ! NL 1.14 PT 0.94 SC 0.98 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 HN 1.43 LA 0.83 MK 1.03 ! NL 1.16 PT 0.99 SC 0.97 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 HN 1.33 LA 0.82 MK 1.04 ! NL 1.15 PT 0.96 SC 0.97 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 HN 1.43 LA 0.82 MK 1.10 ! NL 1.13 PT 0.93 SC 1.03 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 HN 1.31 LA 0.80 MK 1.04 ! NL 1.13 PT 0.97 SC 1.00 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 HN 1.37 LA 0.81 MK 1.04 ! NL 1.19 PT 0.98 SC 0.95 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 HN 1.36 LA 0.78 MK 1.05 ! NL 1.17 PT 0.98 SC 0.92 ! ! ! Fit before self-cal, rms=0.101823Jy sigma=1.355614 ! Fit after self-cal, rms=0.115313Jy sigma=1.285552 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.6567 mas, bmaj=1.658 mas, bpa=-3.677 degrees ! Estimated noise=0.423457 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 = -0.00479843 Jy ! Component: 100 - total flux cleaned = -0.00499769 Jy ! Component: 150 - total flux cleaned = -0.0054142 Jy ! Component: 200 - total flux cleaned = -0.0057083 Jy ! Total flux subtracted in 200 components = -0.0057083 Jy ! Clean residual min=-0.006852 max=0.006793 Jy/beam ! Clean residual mean=0.000022 rms=0.001609 Jy/beam ! Combined flux in latest and established models = 0.182998 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 35 components and 0.182998 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=0.114966Jy sigma=1.282584 ! Fit after self-cal, rms=0.115533Jy sigma=1.280456 ! 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=0.115533Jy sigma=1.280456 ! Fit after self-cal, rms=0.128922Jy sigma=1.258488 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.6569 mas, bmaj=1.652 mas, bpa=-3.932 degrees ! Estimated noise=0.424542 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00361423 Jy ! Component: 100 - total flux cleaned = -0.00396469 Jy ! Component: 150 - total flux cleaned = -0.0039229 Jy ! Component: 200 - total flux cleaned = -0.00396808 Jy ! Total flux subtracted in 200 components = -0.00396808 Jy ! Clean residual min=-0.004250 max=0.005411 Jy/beam ! Clean residual mean=0.000002 rms=0.001043 Jy/beam ! Combined flux in latest and established models = 0.17903 Jy selfcal ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 40 components and 0.17903 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=0.128786Jy sigma=1.256747 ! Fit after self-cal, rms=0.129133Jy sigma=1.255709 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 (-3.6, 0.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00505395 Jy ! Component: 100 - total flux cleaned = 0.00661551 Jy ! Component: 150 - total flux cleaned = 0.00732338 Jy ! Component: 200 - total flux cleaned = 0.00788094 Jy ! Total flux subtracted in 200 components = 0.00788094 Jy ! Clean residual min=-0.003333 max=0.003163 Jy/beam ! Clean residual mean=0.000005 rms=0.000763 Jy/beam ! Combined flux in latest and established models = 0.186911 Jy ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 64 components and 0.186911 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=0.128891Jy sigma=1.250540 ! Fit after self-cal, rms=0.128933Jy sigma=1.249904 ! 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=0.128933Jy sigma=1.249904 ! Fit after self-cal, rms=0.134815Jy sigma=1.248461 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.657 mas, bmaj=1.654 mas, bpa=-3.92 degrees ! Estimated noise=0.422384 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000101293 Jy ! Component: 100 - total flux cleaned = 0.000400752 Jy ! Component: 150 - total flux cleaned = 0.000349444 Jy ! Component: 200 - total flux cleaned = 0.000430256 Jy ! Total flux subtracted in 200 components = 0.000430256 Jy ! Clean residual min=-0.003047 max=0.002547 Jy/beam ! Clean residual mean=0.000001 rms=0.000637 Jy/beam ! Combined flux in latest and established models = 0.187342 Jy selfcal ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 76 components and 0.187342 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=0.134744Jy sigma=1.247146 ! Fit after self-cal, rms=0.134847Jy sigma=1.246770 flux_cutoff = imstat(rms) * dynam ! Inverting map repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -9.64526e-05 Jy ! Component: 100 - total flux cleaned = 0.000227461 Jy ! Component: 150 - total flux cleaned = 0.000395622 Jy ! Component: 200 - total flux cleaned = 0.000483898 Jy ! Total flux subtracted in 200 components = 0.000483898 Jy ! Clean residual min=-0.002682 max=0.002404 Jy/beam ! Clean residual mean=0.000001 rms=0.000603 Jy/beam ! Combined flux in latest and established models = 0.187825 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 81 components and 0.187825 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=0.134825Jy sigma=1.246258 ! Fit after self-cal, rms=0.134846Jy sigma=1.246100 ! 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=0.134846Jy sigma=1.246100 ! Fit after self-cal, rms=0.136572Jy sigma=1.245829 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.909 mas, bmaj=4.811 mas, bpa=7.013 degrees ! Estimated noise=0.615347 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -7.87933e-05 Jy ! Component: 100 - total flux cleaned = -0.000337 Jy ! Component: 150 - total flux cleaned = -0.000439573 Jy ! Component: 200 - total flux cleaned = -0.000438855 Jy ! Total flux subtracted in 200 components = -0.000438855 Jy ! Clean residual min=-0.002484 max=0.003393 Jy/beam ! Clean residual mean=0.000001 rms=0.000775 Jy/beam ! Combined flux in latest and established models = 0.187387 Jy selfcal ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 96 components and 0.187387 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=0.136554Jy sigma=1.245890 ! Fit after self-cal, rms=0.136597Jy sigma=1.245726 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 (9.2, -46.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00193052 Jy ! Component: 100 - total flux cleaned = 0.00241664 Jy ! Component: 150 - total flux cleaned = 0.00256461 Jy ! Component: 200 - total flux cleaned = 0.00260765 Jy ! Total flux subtracted in 200 components = 0.00260765 Jy ! Clean residual min=-0.002056 max=0.002441 Jy/beam ! Clean residual mean=-0.000005 rms=0.000593 Jy/beam ! Combined flux in latest and established models = 0.189994 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 113 components and 0.189994 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=0.136535Jy sigma=1.245796 ! Fit after self-cal, rms=0.136605Jy sigma=1.245586 ! 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=0.6572 mas, bmaj=1.656 mas, bpa=-3.87 degrees ! Estimated noise=0.421216 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.6572 x 1.656 at -3.87 degrees (North through East) ! Clean map min=-0.0031259 max=0.15232 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=0.5156 mas, bmaj=1.392 mas, bpa=-4.21 degrees ! Estimated noise=0.837347 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.120217 Jy ! Component: 100 - total flux cleaned = 0.147584 Jy ! Component: 150 - total flux cleaned = 0.158506 Jy ! Component: 200 - total flux cleaned = 0.164637 Jy ! Total flux subtracted in 200 components = 0.164637 Jy ! Clean residual min=-0.006394 max=0.005492 Jy/beam ! Clean residual mean=-0.000001 rms=0.001222 Jy/beam ! Combined flux in latest and established models = 0.164637 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 12 model components to the UV plane model. ! The established model now contains 12 components and 0.164637 Jy ! Inverting map and beam ! Estimated beam: bmin=0.6572 mas, bmaj=1.656 mas, bpa=-3.87 degrees ! Estimated noise=0.421216 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 = 0.00662648 Jy ! Component: 100 - total flux cleaned = 0.0109794 Jy ! Component: 150 - total flux cleaned = 0.014319 Jy ! Component: 200 - total flux cleaned = 0.0169952 Jy ! Total flux subtracted in 200 components = 0.0169952 Jy ! Clean residual min=-0.002763 max=0.002877 Jy/beam ! Clean residual mean=-0.000002 rms=0.000702 Jy/beam ! Combined flux in latest and established models = 0.181632 Jy ! Adding 36 model components to the UV plane model. ! The established model now contains 43 components and 0.181632 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=1.909 mas, bmaj=4.811 mas, bpa=7.013 degrees ! Estimated noise=0.615347 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00395033 Jy ! Component: 100 - total flux cleaned = 0.00583474 Jy ! Component: 150 - total flux cleaned = 0.00665167 Jy ! Component: 200 - total flux cleaned = 0.0073784 Jy ! Total flux subtracted in 200 components = 0.0073784 Jy ! Clean residual min=-0.002286 max=0.002292 Jy/beam ! Clean residual mean=-0.000007 rms=0.000623 Jy/beam ! Combined flux in latest and established models = 0.189011 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 = 0.000453194 Jy ! Component: 100 - total flux cleaned = 0.000669104 Jy ! Component: 150 - total flux cleaned = 0.000861734 Jy ! Component: 200 - total flux cleaned = 0.000896515 Jy ! Total flux subtracted in 200 components = 0.000896515 Jy ! Clean residual min=-0.002148 max=0.002278 Jy/beam ! Clean residual mean=-0.000005 rms=0.000571 Jy/beam ! Combined flux in latest and established models = 0.189907 Jy ! Adding 37 model components to the UV plane model. ! The established model now contains 76 components and 0.189907 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.6572 mas, bmaj=1.656 mas, bpa=-3.87 degrees ! Estimated noise=0.421216 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000631547 Jy ! Component: 100 - total flux cleaned = -0.000558102 Jy ! Component: 150 - total flux cleaned = -0.000689744 Jy ! Component: 200 - total flux cleaned = -0.000814474 Jy ! Total flux subtracted in 200 components = -0.000814474 Jy ! Clean residual min=-0.002585 max=0.002325 Jy/beam ! Clean residual mean=-0.000001 rms=0.000545 Jy/beam ! Combined flux in latest and established models = 0.189093 Jy selfcal ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 100 components and 0.189093 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=0.136627Jy sigma=1.245917 ! Fit after self-cal, rms=0.136633Jy sigma=1.245316 wmodel J1941-3007_X_map.mod ! Writing 100 model components to file: J1941-3007_X_map.mod wobs J1941-3007_X_uvs.fits ! Writing UV FITS file: J1941-3007_X_uvs.fits wwins J1941-3007_X_map.win ! wwins: Wrote 4 windows to J1941-3007_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 = 0.000489058 Jy ! Component: 100 - total flux cleaned = 0.000373885 Jy ! Component: 150 - total flux cleaned = 0.000265352 Jy ! Component: 200 - total flux cleaned = 0.000231229 Jy ! Component: 250 - total flux cleaned = 0.000163864 Jy ! Component: 300 - total flux cleaned = 0.000197496 Jy ! Component: 350 - total flux cleaned = 0.00016681 Jy ! Component: 400 - total flux cleaned = 0.000104978 Jy ! Component: 450 - total flux cleaned = -1.57463e-05 Jy ! Component: 500 - total flux cleaned = 1.35935e-05 Jy ! Component: 550 - total flux cleaned = -1.53645e-05 Jy ! Component: 600 - total flux cleaned = 1.31011e-05 Jy ! Component: 650 - total flux cleaned = 4.0917e-05 Jy ! Component: 700 - total flux cleaned = 6.80877e-05 Jy ! Component: 750 - total flux cleaned = 6.7973e-05 Jy ! Component: 800 - total flux cleaned = 9.46288e-05 Jy ! Component: 850 - total flux cleaned = 0.000147072 Jy ! Component: 900 - total flux cleaned = 0.000147128 Jy ! Component: 950 - total flux cleaned = 0.000147199 Jy ! Component: 1000 - total flux cleaned = 0.000172726 Jy ! Component: 1050 - total flux cleaned = 0.000223102 Jy ! Component: 1100 - total flux cleaned = 0.000272198 Jy ! Component: 1150 - total flux cleaned = 0.000296112 Jy ! Component: 1200 - total flux cleaned = 0.000343886 Jy ! Component: 1250 - total flux cleaned = 0.000414842 Jy ! Component: 1300 - total flux cleaned = 0.000485106 Jy ! Component: 1350 - total flux cleaned = 0.000554584 Jy ! Component: 1400 - total flux cleaned = 0.00062329 Jy ! Component: 1450 - total flux cleaned = 0.000668687 Jy ! Component: 1500 - total flux cleaned = 0.000780943 Jy ! Component: 1550 - total flux cleaned = 0.000847451 Jy ! Component: 1600 - total flux cleaned = 0.000803132 Jy ! Component: 1650 - total flux cleaned = 0.000890355 Jy ! Component: 1700 - total flux cleaned = 0.000954895 Jy ! Component: 1750 - total flux cleaned = 0.00101887 Jy ! Component: 1800 - total flux cleaned = 0.00110349 Jy ! Component: 1850 - total flux cleaned = 0.00114535 Jy ! Component: 1900 - total flux cleaned = 0.00114532 Jy ! Component: 1950 - total flux cleaned = 0.00124871 Jy ! Component: 2000 - total flux cleaned = 0.00130979 Jy ! Component: 2050 - total flux cleaned = 0.00135054 Jy ! Component: 2100 - total flux cleaned = 0.00141124 Jy ! Component: 2150 - total flux cleaned = 0.0014312 Jy ! Component: 2200 - total flux cleaned = 0.00151072 Jy ! Component: 2250 - total flux cleaned = 0.0016686 Jy ! Component: 2300 - total flux cleaned = 0.00170754 Jy ! Component: 2350 - total flux cleaned = 0.00176588 Jy ! Component: 2400 - total flux cleaned = 0.00188156 Jy ! Component: 2450 - total flux cleaned = 0.0019965 Jy ! Component: 2500 - total flux cleaned = 0.00203459 Jy ! Component: 2550 - total flux cleaned = 0.00214827 Jy ! Component: 2600 - total flux cleaned = 0.00228008 Jy ! Component: 2650 - total flux cleaned = 0.00231748 Jy ! Component: 2700 - total flux cleaned = 0.00252188 Jy ! Component: 2750 - total flux cleaned = 0.00259587 Jy ! Component: 2800 - total flux cleaned = 0.00274289 Jy ! Component: 2850 - total flux cleaned = 0.00277957 Jy ! Component: 2900 - total flux cleaned = 0.00288869 Jy ! Component: 2950 - total flux cleaned = 0.00310535 Jy ! Component: 3000 - total flux cleaned = 0.00314124 Jy ! Component: 3050 - total flux cleaned = 0.00326647 Jy ! Component: 3100 - total flux cleaned = 0.00333761 Jy ! Component: 3150 - total flux cleaned = 0.00339083 Jy ! Component: 3200 - total flux cleaned = 0.00354978 Jy ! Component: 3250 - total flux cleaned = 0.00369052 Jy ! Component: 3300 - total flux cleaned = 0.00377818 Jy ! Component: 3350 - total flux cleaned = 0.00390038 Jy ! Component: 3400 - total flux cleaned = 0.00400467 Jy ! Component: 3450 - total flux cleaned = 0.0041433 Jy ! Component: 3500 - total flux cleaned = 0.0042814 Jy ! Component: 3550 - total flux cleaned = 0.00440167 Jy ! Component: 3600 - total flux cleaned = 0.00452152 Jy ! Component: 3650 - total flux cleaned = 0.00462405 Jy ! Component: 3700 - total flux cleaned = 0.00472625 Jy ! Component: 3750 - total flux cleaned = 0.00486211 Jy ! Component: 3800 - total flux cleaned = 0.00499741 Jy ! Component: 3850 - total flux cleaned = 0.00513221 Jy ! Component: 3900 - total flux cleaned = 0.00526665 Jy ! Component: 3950 - total flux cleaned = 0.00541741 Jy ! Component: 4000 - total flux cleaned = 0.00553439 Jy ! Component: 4050 - total flux cleaned = 0.00563439 Jy ! Total flux subtracted in 4096 components = 0.00575071 Jy ! Clean residual min=-0.000944 max=0.001000 Jy/beam ! Clean residual mean=0.000004 rms=0.000277 Jy/beam ! Combined flux in latest and established models = 0.194844 Jy keep ! Adding 273 model components to the UV plane model. ! The established model now contains 372 components and 0.194844 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J1941-3007_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.6572 x 1.656 at -3.87 degrees (North through East) ! Clean map min=-0.0017636 max=0.15351 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J1941-3007_X_map.fits wmodel /vlbi/uf001/uva//J1941-3007_X_map.mod ! Writing 372 model components to file: /vlbi/uf001/uva//J1941-3007_X_map.mod wobs /vlbi/uf001/uva//J1941-3007_X_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J1941-3007_X_uvs.fits wwins /vlbi/uf001/uva//J1941-3007_X_map.win ! wwins: Wrote 5 windows to /vlbi/uf001/uva//J1941-3007_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.153506 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000278487 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.544253 0.544253 1.08851 2.17701 4.35402 8.70804 17.4161 34.8322 69.6643 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0008 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.153 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 551.214 quit ! Quitting program ! Log file /vlbi/uf001/uva//J1941-3007_X_dfm.log closed on Mon Jan 14 05:12:33 2019