! Started logfile: /vlbi/uf001/uva//J2050+0407_X_dfm.log on Mon Jan 14 05:39:21 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//J2050+0407_X_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J2050+0407_X_uva.fits ! AN table 1: 42 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.951323 visibilities/baseline/integration-bin. ! Found source: J2050+0407 ! ! 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 21576 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 J2050+0407_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 71 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 71 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 71 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 71 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 71 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 71 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 71 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 71 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 71 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 71 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 71 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 71 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.121096Jy sigma=21.927232 ! Fit after self-cal, rms=0.532604Jy sigma=10.501525 ! 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=0.6865 mas, bmaj=1.692 mas, bpa=-2.545 degrees ! Estimated noise=0.379431 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 = 0.351259 Jy ! Component: 100 - total flux cleaned = 0.451751 Jy ! Total flux subtracted in 100 components = 0.451751 Jy ! Clean residual min=-0.016496 max=0.041235 Jy/beam ! Clean residual mean=-0.000008 rms=0.004001 Jy/beam ! Combined flux in latest and established models = 0.451751 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 7 components and 0.451751 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=0.133096Jy sigma=2.515604 ! Fit after self-cal, rms=0.132588Jy sigma=2.505614 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0468699 Jy ! Component: 100 - total flux cleaned = 0.0727138 Jy ! Total flux subtracted in 100 components = 0.0727138 Jy ! Clean residual min=-0.012727 max=0.023090 Jy/beam ! Clean residual mean=-0.000007 rms=0.002944 Jy/beam ! Combined flux in latest and established models = 0.524465 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 17 components and 0.524465 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=0.104195Jy sigma=1.961002 ! Fit after self-cal, rms=0.104051Jy sigma=1.958432 ! Inverting map ! Added new window around map position (-1.8, -0.8). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0235766 Jy ! Component: 100 - total flux cleaned = 0.0395801 Jy ! Total flux subtracted in 100 components = 0.0395801 Jy ! Clean residual min=-0.012000 max=0.018786 Jy/beam ! Clean residual mean=-0.000007 rms=0.002567 Jy/beam ! Combined flux in latest and established models = 0.564045 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 26 components and 0.564045 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=0.093648Jy sigma=1.760938 ! Fit after self-cal, rms=0.093289Jy sigma=1.752850 ! Inverting map ! Added new window around map position (-1.2, 1.8). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0195645 Jy ! Component: 100 - total flux cleaned = 0.0321794 Jy ! Total flux subtracted in 100 components = 0.0321794 Jy ! Clean residual min=-0.011064 max=0.014710 Jy/beam ! Clean residual mean=-0.000005 rms=0.002262 Jy/beam ! Combined flux in latest and established models = 0.596225 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 37 components and 0.596225 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=0.086135Jy sigma=1.613408 ! Fit after self-cal, rms=0.085809Jy sigma=1.605392 ! 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=0.8521 mas, bmaj=1.962 mas, bpa=-1.534 degrees ! Estimated noise=0.269597 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 = 0.0201629 Jy ! Component: 100 - total flux cleaned = 0.0343203 Jy ! Component: 150 - total flux cleaned = 0.0451836 Jy ! Component: 200 - total flux cleaned = 0.0536891 Jy ! Total flux subtracted in 200 components = 0.0536891 Jy ! Clean residual min=-0.012510 max=0.014173 Jy/beam ! Clean residual mean=-0.000000 rms=0.002818 Jy/beam ! Combined flux in latest and established models = 0.649914 Jy ! Performing phase self-cal ! Adding 48 model components to the UV plane model. ! The established model now contains 77 components and 0.649914 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=0.079071Jy sigma=1.477898 ! Fit after self-cal, rms=0.078767Jy sigma=1.469214 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8521 x 1.962 at -1.534 degrees (North through East) ! Clean map min=-0.011801 max=0.45764 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 1.03 HN 1.00 KP 1.04 ! LA 1.01 MK 1.04 NL 1.08 OV 0.94 ! PT 0.86 SC 1.00 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 1.03 HN 1.00 KP 1.04 ! LA 1.00 MK 1.03 NL 1.10 OV 0.94 ! PT 0.88 SC 1.00 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 1.02 HN 1.00 KP 1.05 ! LA 1.00 MK 1.02 NL 1.09 OV 0.94 ! PT 0.86 SC 1.01 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 1.01 HN 0.99 KP 1.04 ! LA 0.99 MK 0.99 NL 1.10 OV 0.94 ! PT 0.88 SC 1.01 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 1.02 HN 1.00 KP 1.05 ! LA 1.00 MK 1.00 NL 1.09 OV 0.95 ! PT 0.86 SC 1.00 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 1.02 HN 0.99 KP 1.05 ! LA 1.00 MK 1.00 NL 1.10 OV 0.95 ! PT 0.87 SC 0.99 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 1.01 HN 0.99 KP 1.04 ! LA 1.01 MK 1.01 NL 1.09 OV 0.95 ! PT 0.86 SC 0.99 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 1.02 HN 1.00 KP 1.05 ! LA 1.01 MK 1.03 NL 1.09 OV 0.93 ! PT 0.87 SC 1.01 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 1.01 HN 1.00 KP 1.04 ! LA 1.00 MK 1.01 NL 1.08 OV 0.94 ! PT 0.87 SC 0.99 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 1.01 HN 1.01 KP 1.03 ! LA 1.01 MK 1.02 NL 1.07 OV 0.94 ! PT 0.86 SC 0.98 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 1.01 HN 1.01 KP 1.04 ! LA 1.00 MK 1.02 NL 1.09 OV 0.93 ! PT 0.86 SC 1.00 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 1.02 HN 1.01 KP 1.06 ! LA 1.00 MK 1.04 NL 1.07 OV 0.95 ! PT 0.88 SC 1.00 ! ! ! Fit before self-cal, rms=0.078767Jy sigma=1.469214 ! Fit after self-cal, rms=0.065117Jy sigma=1.201490 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.8558 mas, bmaj=1.981 mas, bpa=-1.341 degrees ! Estimated noise=0.269421 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 (-3.2, 1.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00754723 Jy ! Component: 100 - total flux cleaned = 0.00908657 Jy ! Component: 150 - total flux cleaned = 0.00958661 Jy ! Component: 200 - total flux cleaned = 0.00972873 Jy ! Total flux subtracted in 200 components = 0.00972873 Jy ! Clean residual min=-0.005157 max=0.005508 Jy/beam ! Clean residual mean=-0.000000 rms=0.001136 Jy/beam ! Combined flux in latest and established models = 0.659643 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 98 components and 0.659643 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=0.062905Jy sigma=1.154604 ! Fit after self-cal, rms=0.062787Jy sigma=1.151123 ! 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=0.062787Jy sigma=1.151123 ! Fit after self-cal, rms=0.061734Jy sigma=1.114603 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8537 mas, bmaj=1.981 mas, bpa=-1.302 degrees ! Estimated noise=0.26944 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000562009 Jy ! Component: 100 - total flux cleaned = -0.000742906 Jy ! Component: 150 - total flux cleaned = -0.000751899 Jy ! Component: 200 - total flux cleaned = -0.000647361 Jy ! Total flux subtracted in 200 components = -0.000647361 Jy ! Clean residual min=-0.003801 max=0.004243 Jy/beam ! Clean residual mean=0.000000 rms=0.000822 Jy/beam ! Combined flux in latest and established models = 0.658995 Jy selfcal ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 115 components and 0.658995 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=0.060900Jy sigma=1.099755 ! Fit after self-cal, rms=0.060864Jy sigma=1.098534 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 (1.8, -7.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00281746 Jy ! Component: 100 - total flux cleaned = 0.00317925 Jy ! Component: 150 - total flux cleaned = 0.00359534 Jy ! Component: 200 - total flux cleaned = 0.00396167 Jy ! Total flux subtracted in 200 components = 0.00396167 Jy ! Clean residual min=-0.003675 max=0.003417 Jy/beam ! Clean residual mean=0.000000 rms=0.000734 Jy/beam ! Combined flux in latest and established models = 0.662957 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 130 components and 0.662957 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=0.060443Jy sigma=1.090140 ! Fit after self-cal, rms=0.060432Jy sigma=1.089867 ! 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=0.060432Jy sigma=1.089867 ! Fit after self-cal, rms=0.060287Jy sigma=1.085968 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8527 mas, bmaj=1.98 mas, bpa=-1.209 degrees ! Estimated noise=0.268745 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00255044 Jy ! Component: 100 - total flux cleaned = -0.00255976 Jy ! Component: 150 - total flux cleaned = -0.00220527 Jy ! Component: 200 - total flux cleaned = -0.00188534 Jy ! Total flux subtracted in 200 components = -0.00188534 Jy ! Clean residual min=-0.003095 max=0.003161 Jy/beam ! Clean residual mean=0.000000 rms=0.000642 Jy/beam ! Combined flux in latest and established models = 0.661072 Jy selfcal ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 133 components and 0.661072 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=0.059930Jy sigma=1.080019 ! Fit after self-cal, rms=0.059915Jy sigma=1.079586 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 = -0.000709164 Jy ! Component: 100 - total flux cleaned = -0.00078629 Jy ! Component: 150 - total flux cleaned = -0.000724113 Jy ! Component: 200 - total flux cleaned = -0.000664107 Jy ! Total flux subtracted in 200 components = -0.000664107 Jy ! Clean residual min=-0.003016 max=0.003033 Jy/beam ! Clean residual mean=0.000000 rms=0.000616 Jy/beam ! Combined flux in latest and established models = 0.660408 Jy ! Performing phase self-cal ! Adding 38 model components to the UV plane model. ! The established model now contains 142 components and 0.660407 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=0.059746Jy sigma=1.076841 ! Fit after self-cal, rms=0.059736Jy sigma=1.076589 ! 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=0.059736Jy sigma=1.076589 ! Fit after self-cal, rms=0.059687Jy sigma=1.075032 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.136 mas, bmaj=3.185 mas, bpa=2.989 degrees ! Estimated noise=0.354651 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00253861 Jy ! Component: 100 - total flux cleaned = -0.00298656 Jy ! Component: 150 - total flux cleaned = -0.00284443 Jy ! Component: 200 - total flux cleaned = -0.00260592 Jy ! Total flux subtracted in 200 components = -0.00260592 Jy ! Clean residual min=-0.003064 max=0.004465 Jy/beam ! Clean residual mean=0.000000 rms=0.000932 Jy/beam ! Combined flux in latest and established models = 0.657802 Jy selfcal ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 155 components and 0.657802 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=0.059509Jy sigma=1.072403 ! Fit after self-cal, rms=0.059495Jy sigma=1.071960 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 (-8.6, 2.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00449748 Jy ! Component: 100 - total flux cleaned = 0.00680748 Jy ! Component: 150 - total flux cleaned = 0.00777685 Jy ! Component: 200 - total flux cleaned = 0.00843137 Jy ! Total flux subtracted in 200 components = 0.00843137 Jy ! Clean residual min=-0.003056 max=0.002216 Jy/beam ! Clean residual mean=0.000000 rms=0.000671 Jy/beam ! Combined flux in latest and established models = 0.666233 Jy ! Performing phase self-cal ! Adding 49 model components to the UV plane model. ! The established model now contains 198 components and 0.666233 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=0.059241Jy sigma=1.067610 ! Fit after self-cal, rms=0.059231Jy sigma=1.067438 ! 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=0.852 mas, bmaj=1.98 mas, bpa=-1.153 degrees ! Estimated noise=0.268362 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.852 x 1.98 at -1.153 degrees (North through East) ! Clean map min=-0.0025526 max=0.45852 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=0.6848 mas, bmaj=1.699 mas, bpa=-2.087 degrees ! Estimated noise=0.380248 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.351844 Jy ! Component: 100 - total flux cleaned = 0.457722 Jy ! Component: 150 - total flux cleaned = 0.50573 Jy ! Component: 200 - total flux cleaned = 0.533994 Jy ! Total flux subtracted in 200 components = 0.533994 Jy ! Clean residual min=-0.006150 max=0.015301 Jy/beam ! Clean residual mean=-0.000003 rms=0.001728 Jy/beam ! Combined flux in latest and established models = 0.533994 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 20 model components to the UV plane model. ! The established model now contains 20 components and 0.533994 Jy ! Inverting map and beam ! Estimated beam: bmin=0.852 mas, bmaj=1.98 mas, bpa=-1.153 degrees ! Estimated noise=0.268362 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 = 0.0311991 Jy ! Component: 100 - total flux cleaned = 0.0516166 Jy ! Component: 150 - total flux cleaned = 0.0657858 Jy ! Component: 200 - total flux cleaned = 0.0762503 Jy ! Total flux subtracted in 200 components = 0.0762503 Jy ! Clean residual min=-0.004253 max=0.006558 Jy/beam ! Clean residual mean=-0.000001 rms=0.001146 Jy/beam ! Combined flux in latest and established models = 0.610244 Jy ! Adding 55 model components to the UV plane model. ! The established model now contains 66 components and 0.610244 Jy ! Inverting map ! Added new window around map position (0.8, -1.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00808205 Jy ! Component: 100 - total flux cleaned = 0.0143446 Jy ! Component: 150 - total flux cleaned = 0.0193615 Jy ! Component: 200 - total flux cleaned = 0.023526 Jy ! Total flux subtracted in 200 components = 0.023526 Jy ! Clean residual min=-0.003232 max=0.003947 Jy/beam ! Clean residual mean=-0.000000 rms=0.000734 Jy/beam ! Combined flux in latest and established models = 0.63377 Jy ! Adding 50 model components to the UV plane model. ! The established model now contains 108 components and 0.633771 Jy ! Inverting map ! Added new window around map position (-1.2, -3). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00406248 Jy ! Component: 100 - total flux cleaned = 0.00731899 Jy ! Component: 150 - total flux cleaned = 0.0102242 Jy ! Component: 200 - total flux cleaned = 0.0128425 Jy ! Total flux subtracted in 200 components = 0.0128425 Jy ! Clean residual min=-0.002581 max=0.002492 Jy/beam ! Clean residual mean=-0.000000 rms=0.000566 Jy/beam ! Combined flux in latest and established models = 0.646613 Jy ! Adding 55 model components to the UV plane model. ! The established model now contains 143 components and 0.646613 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=2.136 mas, bmaj=3.185 mas, bpa=2.989 degrees ! Estimated noise=0.354651 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0042465 Jy ! Component: 100 - total flux cleaned = 0.00747407 Jy ! Component: 150 - total flux cleaned = 0.0101035 Jy ! Component: 200 - total flux cleaned = 0.0123253 Jy ! Total flux subtracted in 200 components = 0.0123253 Jy ! Clean residual min=-0.002440 max=0.002475 Jy/beam ! Clean residual mean=-0.000001 rms=0.000711 Jy/beam ! Combined flux in latest and established models = 0.658938 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 = 0.0018261 Jy ! Component: 100 - total flux cleaned = 0.00308047 Jy ! Component: 150 - total flux cleaned = 0.00418065 Jy ! Component: 200 - total flux cleaned = 0.00510089 Jy ! Total flux subtracted in 200 components = 0.00510089 Jy ! Clean residual min=-0.002284 max=0.002262 Jy/beam ! Clean residual mean=-0.000001 rms=0.000622 Jy/beam ! Combined flux in latest and established models = 0.664039 Jy ! Adding 121 model components to the UV plane model. ! The established model now contains 245 components and 0.664039 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.852 mas, bmaj=1.98 mas, bpa=-1.153 degrees ! Estimated noise=0.268362 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000641042 Jy ! Component: 100 - total flux cleaned = -0.000520652 Jy ! Component: 150 - total flux cleaned = -4.97007e-05 Jy ! Component: 200 - total flux cleaned = 0.000429599 Jy ! Total flux subtracted in 200 components = 0.000429599 Jy ! Clean residual min=-0.002048 max=0.002107 Jy/beam ! Clean residual mean=-0.000000 rms=0.000411 Jy/beam ! Combined flux in latest and established models = 0.664469 Jy selfcal ! Performing phase self-cal ! Adding 37 model components to the UV plane model. ! The established model now contains 275 components and 0.664469 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=0.058881Jy sigma=1.061823 ! Fit after self-cal, rms=0.058815Jy sigma=1.060689 wmodel J2050+0407_X_map.mod ! Writing 275 model components to file: J2050+0407_X_map.mod wobs J2050+0407_X_uvs.fits ! Writing UV FITS file: J2050+0407_X_uvs.fits wwins J2050+0407_X_map.win ! wwins: Wrote 8 windows to J2050+0407_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 = -0.000106812 Jy ! Component: 100 - total flux cleaned = -7.62603e-05 Jy ! Component: 150 - total flux cleaned = 0.000129127 Jy ! Component: 200 - total flux cleaned = 0.000185657 Jy ! Component: 250 - total flux cleaned = 0.000213787 Jy ! Component: 300 - total flux cleaned = 0.000188432 Jy ! Component: 350 - total flux cleaned = 0.000188082 Jy ! Component: 400 - total flux cleaned = 6.45669e-05 Jy ! Component: 450 - total flux cleaned = 1.68036e-05 Jy ! Component: 500 - total flux cleaned = 1.69843e-05 Jy ! Component: 550 - total flux cleaned = -7.5259e-05 Jy ! Component: 600 - total flux cleaned = -7.4865e-05 Jy ! Component: 650 - total flux cleaned = -0.000119151 Jy ! Component: 700 - total flux cleaned = -0.00011916 Jy ! Component: 750 - total flux cleaned = -9.79011e-05 Jy ! Component: 800 - total flux cleaned = -9.83062e-05 Jy ! Component: 850 - total flux cleaned = -0.000140604 Jy ! Component: 900 - total flux cleaned = -0.000202506 Jy ! Component: 950 - total flux cleaned = -0.000181675 Jy ! Component: 1000 - total flux cleaned = -0.000121107 Jy ! Component: 1050 - total flux cleaned = -0.000160594 Jy ! Component: 1100 - total flux cleaned = -0.000199492 Jy ! Component: 1150 - total flux cleaned = -0.000180261 Jy ! Component: 1200 - total flux cleaned = -0.000199655 Jy ! Component: 1250 - total flux cleaned = -0.000275421 Jy ! Component: 1300 - total flux cleaned = -0.000294082 Jy ! Component: 1350 - total flux cleaned = -0.000257162 Jy ! Component: 1400 - total flux cleaned = -0.000239019 Jy ! Component: 1450 - total flux cleaned = -0.000365869 Jy ! Component: 1500 - total flux cleaned = -0.000311951 Jy ! Component: 1550 - total flux cleaned = -0.000347366 Jy ! Component: 1600 - total flux cleaned = -0.000330124 Jy ! Component: 1650 - total flux cleaned = -0.000399735 Jy ! Component: 1700 - total flux cleaned = -0.000399835 Jy ! Component: 1750 - total flux cleaned = -0.000416556 Jy ! Component: 1800 - total flux cleaned = -0.000450158 Jy ! Component: 1850 - total flux cleaned = -0.000433464 Jy ! Component: 1900 - total flux cleaned = -0.000483251 Jy ! Component: 1950 - total flux cleaned = -0.000549315 Jy ! Component: 2000 - total flux cleaned = -0.000549557 Jy ! Component: 2050 - total flux cleaned = -0.000582297 Jy ! Component: 2100 - total flux cleaned = -0.000582168 Jy ! Component: 2150 - total flux cleaned = -0.000598149 Jy ! Component: 2200 - total flux cleaned = -0.000598246 Jy ! Component: 2250 - total flux cleaned = -0.000629459 Jy ! Component: 2300 - total flux cleaned = -0.000676132 Jy ! Component: 2350 - total flux cleaned = -0.00059901 Jy ! Component: 2400 - total flux cleaned = -0.000614401 Jy ! Component: 2450 - total flux cleaned = -0.000720716 Jy ! Component: 2500 - total flux cleaned = -0.000720718 Jy ! Component: 2550 - total flux cleaned = -0.000720911 Jy ! Component: 2600 - total flux cleaned = -0.00082474 Jy ! Component: 2650 - total flux cleaned = -0.000795135 Jy ! Component: 2700 - total flux cleaned = -0.000897448 Jy ! Component: 2750 - total flux cleaned = -0.000882897 Jy ! Component: 2800 - total flux cleaned = -0.000940568 Jy ! Component: 2850 - total flux cleaned = -0.000940546 Jy ! Component: 2900 - total flux cleaned = -0.000983294 Jy ! Component: 2950 - total flux cleaned = -0.00105405 Jy ! Component: 3000 - total flux cleaned = -0.00105415 Jy ! Component: 3050 - total flux cleaned = -0.00112376 Jy ! Component: 3100 - total flux cleaned = -0.00115146 Jy ! Component: 3150 - total flux cleaned = -0.00117892 Jy ! Component: 3200 - total flux cleaned = -0.00121988 Jy ! Component: 3250 - total flux cleaned = -0.00119286 Jy ! Component: 3300 - total flux cleaned = -0.00128725 Jy ! Component: 3350 - total flux cleaned = -0.00136752 Jy ! Component: 3400 - total flux cleaned = -0.00135417 Jy ! Component: 3450 - total flux cleaned = -0.00138057 Jy ! Component: 3500 - total flux cleaned = -0.00141995 Jy ! Component: 3550 - total flux cleaned = -0.001459 Jy ! Component: 3600 - total flux cleaned = -0.00152388 Jy ! Component: 3650 - total flux cleaned = -0.00151094 Jy ! Component: 3700 - total flux cleaned = -0.00160067 Jy ! Component: 3750 - total flux cleaned = -0.00162604 Jy ! Component: 3800 - total flux cleaned = -0.00163884 Jy ! Component: 3850 - total flux cleaned = -0.00168919 Jy ! Component: 3900 - total flux cleaned = -0.00173923 Jy ! Component: 3950 - total flux cleaned = -0.00170194 Jy ! Component: 4000 - total flux cleaned = -0.00177606 Jy ! Component: 4050 - total flux cleaned = -0.00181293 Jy ! Total flux subtracted in 4096 components = -0.00186189 Jy ! Clean residual min=-0.000745 max=0.000643 Jy/beam ! Clean residual mean=-0.000000 rms=0.000216 Jy/beam ! Combined flux in latest and established models = 0.662607 Jy keep ! Adding 351 model components to the UV plane model. ! The established model now contains 624 components and 0.662607 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J2050+0407_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.852 x 1.98 at -1.153 degrees (North through East) ! Clean map min=-0.0012968 max=0.46121 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J2050+0407_X_map.fits wmodel /vlbi/uf001/uva//J2050+0407_X_map.mod ! Writing 624 model components to file: /vlbi/uf001/uva//J2050+0407_X_map.mod wobs /vlbi/uf001/uva//J2050+0407_X_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J2050+0407_X_uvs.fits wwins /vlbi/uf001/uva//J2050+0407_X_map.win ! wwins: Wrote 9 windows to /vlbi/uf001/uva//J2050+0407_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.461211 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000215221 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.139993 0.139993 0.279986 0.559972 1.11994 2.23989 4.47978 8.95955 17.9191 35.8382 71.6764 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0006 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.461 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 2142.96 quit ! Quitting program ! Log file /vlbi/uf001/uva//J2050+0407_X_dfm.log closed on Mon Jan 14 05:39:27 2019