! Started logfile: /vlbi/uf001/uva//J0431-0406_X_dfm.log on Sun Jan 13 22:14:03 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//J0431-0406_X_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J0431-0406_X_uva.fits ! AN table 1: 72 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.866358 visibilities/baseline/integration-bin. ! Found source: J0431-0406 ! ! 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 33684 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 J0431-0406_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 49 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 49 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 49 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 49 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 49 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 49 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 49 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 49 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 49 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 49 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 49 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 49 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.052638Jy sigma=22.216267 ! Fit after self-cal, rms=0.694830Jy sigma=14.699947 ! 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=0.6347 mas, bmaj=1.659 mas, bpa=-1.5 degrees ! Estimated noise=0.291987 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 = 0.227819 Jy ! Component: 100 - total flux cleaned = 0.289536 Jy ! Total flux subtracted in 100 components = 0.289536 Jy ! Clean residual min=-0.013763 max=0.026103 Jy/beam ! Clean residual mean=-0.000003 rms=0.002160 Jy/beam ! Combined flux in latest and established models = 0.289536 Jy ! Performing phase self-cal ! Adding 5 model components to the UV plane model. ! The established model now contains 5 components and 0.289536 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=0.080901Jy sigma=1.639710 ! Fit after self-cal, rms=0.080825Jy sigma=1.637626 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0278634 Jy ! Component: 100 - total flux cleaned = 0.0410111 Jy ! Total flux subtracted in 100 components = 0.0410111 Jy ! Clean residual min=-0.011328 max=0.014717 Jy/beam ! Clean residual mean=-0.000004 rms=0.001591 Jy/beam ! Combined flux in latest and established models = 0.330547 Jy ! Performing phase self-cal ! Adding 5 model components to the UV plane model. ! The established model now contains 8 components and 0.330547 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=0.069359Jy sigma=1.409620 ! Fit after self-cal, rms=0.069303Jy sigma=1.408468 ! Inverting map ! Added new window around map position (1.6, 4). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0104679 Jy ! Component: 100 - total flux cleaned = 0.0135826 Jy ! Total flux subtracted in 100 components = 0.0135826 Jy ! Clean residual min=-0.009875 max=0.012740 Jy/beam ! Clean residual mean=-0.000003 rms=0.001433 Jy/beam ! Combined flux in latest and established models = 0.34413 Jy ! Performing phase self-cal ! Adding 5 model components to the UV plane model. ! The established model now contains 13 components and 0.34413 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=0.067054Jy sigma=1.362176 ! Fit after self-cal, rms=0.066907Jy sigma=1.359202 ! Inverting map ! Added new window around map position (-2, -0.8). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0104056 Jy ! Component: 100 - total flux cleaned = 0.0138729 Jy ! Total flux subtracted in 100 components = 0.0138729 Jy ! Clean residual min=-0.010653 max=0.008940 Jy/beam ! Clean residual mean=-0.000003 rms=0.001301 Jy/beam ! Combined flux in latest and established models = 0.358003 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 26 components and 0.358003 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=0.065378Jy sigma=1.326438 ! Fit after self-cal, rms=0.065215Jy sigma=1.322741 ! 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=0.7969 mas, bmaj=1.953 mas, bpa=-1.433 degrees ! Estimated noise=0.184218 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 (-1.6, -4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00330078 Jy ! Component: 100 - total flux cleaned = 0.00327882 Jy ! Component: 150 - total flux cleaned = 0.00410322 Jy ! Component: 200 - total flux cleaned = 0.00462299 Jy ! Total flux subtracted in 200 components = 0.00462299 Jy ! Clean residual min=-0.007094 max=0.008243 Jy/beam ! Clean residual mean=-0.000007 rms=0.001318 Jy/beam ! Combined flux in latest and established models = 0.362626 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 42 components and 0.362626 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=0.063240Jy sigma=1.281489 ! Fit after self-cal, rms=0.063087Jy sigma=1.278543 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7969 x 1.953 at -1.433 degrees (North through East) ! Clean map min=-0.0063314 max=0.30305 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 1.01 HN 0.89 KP 1.01 ! LA 0.97 MK 0.99 NL 1.11 OV 0.96 ! PT 1.00 SC 0.99 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 1.02 HN 0.89 KP 1.00 ! LA 0.97 MK 0.99 NL 1.11 OV 0.97 ! PT 1.02 SC 0.99 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 1.02 HN 0.91 KP 1.00 ! LA 0.97 MK 1.00 NL 1.10 OV 0.96 ! PT 1.01 SC 1.00 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 1.01 HN 0.91 KP 1.00 ! LA 0.97 MK 1.00 NL 1.11 OV 0.96 ! PT 1.01 SC 1.00 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 1.01 HN 0.90 KP 1.00 ! LA 0.97 MK 1.01 NL 1.11 OV 0.96 ! PT 1.01 SC 1.01 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 1.01 HN 0.92 KP 1.00 ! LA 0.97 MK 1.01 NL 1.11 OV 0.95 ! PT 1.01 SC 0.99 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 1.00 HN 0.89 KP 1.00 ! LA 0.97 MK 1.00 NL 1.11 OV 0.96 ! PT 1.02 SC 1.00 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 1.01 HN 0.91 KP 1.00 ! LA 0.96 MK 1.01 NL 1.11 OV 0.97 ! PT 1.02 SC 1.01 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 1.02 HN 0.92 KP 1.00 ! LA 0.96 MK 1.02 NL 1.12 OV 0.96 ! PT 1.01 SC 0.98 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 1.01 HN 0.91 KP 1.00 ! LA 0.96 MK 1.01 NL 1.12 OV 0.97 ! PT 1.00 SC 1.00 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 1.01 HN 0.92 KP 1.01 ! LA 0.96 MK 1.04 NL 1.12 OV 0.96 ! PT 1.01 SC 0.99 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 1.00 HN 0.91 KP 1.00 ! LA 0.95 MK 1.03 NL 1.13 OV 0.97 ! PT 1.02 SC 1.00 ! ! ! Fit before self-cal, rms=0.063087Jy sigma=1.278543 ! Fit after self-cal, rms=0.058574Jy sigma=1.200276 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.7945 mas, bmaj=1.963 mas, bpa=-1.511 degrees ! Estimated noise=0.183575 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 = -0.00357908 Jy ! Component: 100 - total flux cleaned = -0.00466912 Jy ! Component: 150 - total flux cleaned = -0.00522715 Jy ! Component: 200 - total flux cleaned = -0.00561116 Jy ! Total flux subtracted in 200 components = -0.00561116 Jy ! Clean residual min=-0.003114 max=0.003729 Jy/beam ! Clean residual mean=-0.000006 rms=0.000753 Jy/beam ! Combined flux in latest and established models = 0.357015 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 63 components and 0.357015 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=0.057968Jy sigma=1.187903 ! Fit after self-cal, rms=0.057956Jy sigma=1.187532 ! Inverting map ! Added new window around map position (1.4, -1.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00306662 Jy ! Component: 100 - total flux cleaned = 0.00286714 Jy ! Component: 150 - total flux cleaned = 0.00286703 Jy ! Component: 200 - total flux cleaned = 0.00270294 Jy ! Total flux subtracted in 200 components = 0.00270294 Jy ! Clean residual min=-0.002848 max=0.002782 Jy/beam ! Clean residual mean=-0.000006 rms=0.000702 Jy/beam ! Combined flux in latest and established models = 0.359718 Jy ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 83 components and 0.359718 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=0.057617Jy sigma=1.180477 ! Fit after self-cal, rms=0.057602Jy sigma=1.180186 ! 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=0.057602Jy sigma=1.180186 ! Fit after self-cal, rms=0.056738Jy sigma=1.162137 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.7932 mas, bmaj=1.962 mas, bpa=-1.458 degrees ! Estimated noise=0.183685 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00185286 Jy ! Component: 100 - total flux cleaned = -0.00254936 Jy ! Component: 150 - total flux cleaned = -0.00282687 Jy ! Component: 200 - total flux cleaned = -0.00289102 Jy ! Total flux subtracted in 200 components = -0.00289102 Jy ! Clean residual min=-0.002287 max=0.002153 Jy/beam ! Clean residual mean=-0.000005 rms=0.000441 Jy/beam ! Combined flux in latest and established models = 0.356827 Jy selfcal ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 93 components and 0.356827 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=0.056508Jy sigma=1.157318 ! Fit after self-cal, rms=0.056500Jy sigma=1.157118 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 = -0.000332858 Jy ! Component: 100 - total flux cleaned = -0.000226304 Jy ! Component: 150 - total flux cleaned = -0.000374554 Jy ! Component: 200 - total flux cleaned = -0.000465989 Jy ! Total flux subtracted in 200 components = -0.000465989 Jy ! Clean residual min=-0.002061 max=0.001958 Jy/beam ! Clean residual mean=-0.000005 rms=0.000423 Jy/beam ! Combined flux in latest and established models = 0.356361 Jy ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 101 components and 0.356361 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=0.056416Jy sigma=1.155409 ! Fit after self-cal, rms=0.056412Jy sigma=1.155334 ! 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=0.056412Jy sigma=1.155334 ! Fit after self-cal, rms=0.056203Jy sigma=1.152633 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.7922 mas, bmaj=1.961 mas, bpa=-1.428 degrees ! Estimated noise=0.183507 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00171136 Jy ! Component: 100 - total flux cleaned = -0.00207178 Jy ! Component: 150 - total flux cleaned = -0.00230711 Jy ! Component: 200 - total flux cleaned = -0.00247548 Jy ! Total flux subtracted in 200 components = -0.00247548 Jy ! Clean residual min=-0.001701 max=0.001612 Jy/beam ! Clean residual mean=-0.000003 rms=0.000343 Jy/beam ! Combined flux in latest and established models = 0.353885 Jy selfcal ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 104 components and 0.353885 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=0.056096Jy sigma=1.150400 ! Fit after self-cal, rms=0.056092Jy sigma=1.150332 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 = -0.000183196 Jy ! Component: 100 - total flux cleaned = -0.000252821 Jy ! Component: 150 - total flux cleaned = -0.000285098 Jy ! Component: 200 - total flux cleaned = -0.000315358 Jy ! Total flux subtracted in 200 components = -0.000315358 Jy ! Clean residual min=-0.001576 max=0.001483 Jy/beam ! Clean residual mean=-0.000003 rms=0.000332 Jy/beam ! Combined flux in latest and established models = 0.35357 Jy ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 114 components and 0.35357 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=0.056054Jy sigma=1.149551 ! Fit after self-cal, rms=0.056052Jy sigma=1.149523 ! 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=0.056052Jy sigma=1.149523 ! Fit after self-cal, rms=0.055970Jy sigma=1.148849 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.096 mas, bmaj=3.51 mas, bpa=1.841 degrees ! Estimated noise=0.249434 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00119535 Jy ! Component: 100 - total flux cleaned = -0.00151095 Jy ! Component: 150 - total flux cleaned = -0.00158636 Jy ! Component: 200 - total flux cleaned = -0.00166973 Jy ! Total flux subtracted in 200 components = -0.00166973 Jy ! Clean residual min=-0.001695 max=0.001454 Jy/beam ! Clean residual mean=-0.000007 rms=0.000428 Jy/beam ! Combined flux in latest and established models = 0.3519 Jy selfcal ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 135 components and 0.3519 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=0.055950Jy sigma=1.148383 ! Fit after self-cal, rms=0.055948Jy sigma=1.148357 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 = -1.62056e-05 Jy ! Component: 100 - total flux cleaned = -1.6021e-05 Jy ! Component: 150 - total flux cleaned = -1.55745e-05 Jy ! Component: 200 - total flux cleaned = -2.79635e-05 Jy ! Total flux subtracted in 200 components = -2.79635e-05 Jy ! Clean residual min=-0.001635 max=0.001454 Jy/beam ! Clean residual mean=-0.000007 rms=0.000419 Jy/beam ! Combined flux in latest and established models = 0.351872 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 145 components and 0.351873 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=0.055943Jy sigma=1.148220 ! Fit after self-cal, rms=0.055942Jy sigma=1.148210 ! 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=0.7916 mas, bmaj=1.961 mas, bpa=-1.402 degrees ! Estimated noise=0.183432 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7916 x 1.961 at -1.402 degrees (North through East) ! Clean map min=-0.0022888 max=0.30217 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=0.6318 mas, bmaj=1.669 mas, bpa=-1.411 degrees ! Estimated noise=0.290225 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.226164 Jy ! Component: 100 - total flux cleaned = 0.289176 Jy ! Component: 150 - total flux cleaned = 0.317977 Jy ! Component: 200 - total flux cleaned = 0.331924 Jy ! Total flux subtracted in 200 components = 0.331924 Jy ! Clean residual min=-0.005374 max=0.006617 Jy/beam ! Clean residual mean=-0.000001 rms=0.000760 Jy/beam ! Combined flux in latest and established models = 0.331924 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 0.331924 Jy ! Inverting map and beam ! Estimated beam: bmin=0.7916 mas, bmaj=1.961 mas, bpa=-1.402 degrees ! Estimated noise=0.183432 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 = 0.00879302 Jy ! Component: 100 - total flux cleaned = 0.0141329 Jy ! Component: 150 - total flux cleaned = 0.0164305 Jy ! Component: 200 - total flux cleaned = 0.018566 Jy ! Total flux subtracted in 200 components = 0.018566 Jy ! Clean residual min=-0.002558 max=0.003084 Jy/beam ! Clean residual mean=-0.000003 rms=0.000426 Jy/beam ! Combined flux in latest and established models = 0.35049 Jy ! Adding 16 model components to the UV plane model. ! The established model now contains 23 components and 0.35049 Jy ! Inverting map ! Added new window around map position (-0.4, 3). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00235747 Jy ! Component: 100 - total flux cleaned = 0.00339926 Jy ! Component: 150 - total flux cleaned = 0.00394736 Jy ! Component: 200 - total flux cleaned = 0.00419368 Jy ! Total flux subtracted in 200 components = 0.00419368 Jy ! Clean residual min=-0.001774 max=0.002140 Jy/beam ! Clean residual mean=-0.000003 rms=0.000352 Jy/beam ! Combined flux in latest and established models = 0.354683 Jy ! Adding 26 model components to the UV plane model. ! The established model now contains 38 components and 0.354683 Jy ! Inverting map ! Added new window around map position (2.4, 16.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00113442 Jy ! Component: 100 - total flux cleaned = 0.00148662 Jy ! Component: 150 - total flux cleaned = 0.00155148 Jy ! Component: 200 - total flux cleaned = 0.00155102 Jy ! Total flux subtracted in 200 components = 0.00155102 Jy ! Clean residual min=-0.001463 max=0.001738 Jy/beam ! Clean residual mean=-0.000003 rms=0.000316 Jy/beam ! Combined flux in latest and established models = 0.356234 Jy ! Adding 32 model components to the UV plane model. ! The established model now contains 50 components and 0.356235 Jy ! Inverting map ! Added new window around map position (-2.2, -16.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00121449 Jy ! Component: 100 - total flux cleaned = 0.00137466 Jy ! Component: 150 - total flux cleaned = 0.00137541 Jy ! Component: 200 - total flux cleaned = 0.00137541 Jy ! Total flux subtracted in 200 components = 0.00137541 Jy ! Clean residual min=-0.001398 max=0.001212 Jy/beam ! Clean residual mean=-0.000003 rms=0.000292 Jy/beam ! Combined flux in latest and established models = 0.35761 Jy ! Adding 37 model components to the UV plane model. ! The established model now contains 64 components and 0.35761 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=2.096 mas, bmaj=3.51 mas, bpa=1.841 degrees ! Estimated noise=0.249434 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 9.03735e-05 Jy ! Component: 100 - total flux cleaned = -5.24487e-05 Jy ! Component: 150 - total flux cleaned = -0.00017993 Jy ! Component: 200 - total flux cleaned = -0.000251453 Jy ! Total flux subtracted in 200 components = -0.000251453 Jy ! Clean residual min=-0.001339 max=0.001380 Jy/beam ! Clean residual mean=-0.000006 rms=0.000369 Jy/beam ! Combined flux in latest and established models = 0.357358 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 = -8.88899e-05 Jy ! Component: 100 - total flux cleaned = -0.00015164 Jy ! Component: 150 - total flux cleaned = -0.000229688 Jy ! Component: 200 - total flux cleaned = -0.000265977 Jy ! Total flux subtracted in 200 components = -0.000265977 Jy ! Clean residual min=-0.001318 max=0.001364 Jy/beam ! Clean residual mean=-0.000006 rms=0.000362 Jy/beam ! Combined flux in latest and established models = 0.357092 Jy ! Adding 32 model components to the UV plane model. ! The established model now contains 91 components and 0.357092 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.7916 mas, bmaj=1.961 mas, bpa=-1.402 degrees ! Estimated noise=0.183432 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00049391 Jy ! Component: 100 - total flux cleaned = 0.00072796 Jy ! Component: 150 - total flux cleaned = 0.000692748 Jy ! Component: 200 - total flux cleaned = 0.000692724 Jy ! Total flux subtracted in 200 components = 0.000692724 Jy ! Clean residual min=-0.001233 max=0.001134 Jy/beam ! Clean residual mean=-0.000003 rms=0.000269 Jy/beam ! Combined flux in latest and established models = 0.357785 Jy selfcal ! Performing phase self-cal ! Adding 37 model components to the UV plane model. ! The established model now contains 110 components and 0.357785 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=0.055877Jy sigma=1.146945 ! Fit after self-cal, rms=0.055865Jy sigma=1.146691 wmodel J0431-0406_X_map.mod ! Writing 110 model components to file: J0431-0406_X_map.mod wobs J0431-0406_X_uvs.fits ! Writing UV FITS file: J0431-0406_X_uvs.fits wwins J0431-0406_X_map.win ! wwins: Wrote 8 windows to J0431-0406_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 = -0.00016207 Jy ! Component: 100 - total flux cleaned = 3.40056e-05 Jy ! Component: 150 - total flux cleaned = 0.000145482 Jy ! Component: 200 - total flux cleaned = 0.000217207 Jy ! Component: 250 - total flux cleaned = 0.000269488 Jy ! Component: 300 - total flux cleaned = 0.000286623 Jy ! Component: 350 - total flux cleaned = 0.000286547 Jy ! Component: 400 - total flux cleaned = 0.000237592 Jy ! Component: 450 - total flux cleaned = 0.000269328 Jy ! Component: 500 - total flux cleaned = 0.000222737 Jy ! Component: 550 - total flux cleaned = 0.000269101 Jy ! Component: 600 - total flux cleaned = 0.000284241 Jy ! Component: 650 - total flux cleaned = 0.000314052 Jy ! Component: 700 - total flux cleaned = 0.000299617 Jy ! Component: 750 - total flux cleaned = 0.000371138 Jy ! Component: 800 - total flux cleaned = 0.000342916 Jy ! Component: 850 - total flux cleaned = 0.000356726 Jy ! Component: 900 - total flux cleaned = 0.0003292 Jy ! Component: 950 - total flux cleaned = 0.000315686 Jy ! Component: 1000 - total flux cleaned = 0.000302487 Jy ! Component: 1050 - total flux cleaned = 0.000302466 Jy ! Component: 1100 - total flux cleaned = 0.00026297 Jy ! Component: 1150 - total flux cleaned = 0.00025007 Jy ! Component: 1200 - total flux cleaned = 0.000186012 Jy ! Component: 1250 - total flux cleaned = 0.00019863 Jy ! Component: 1300 - total flux cleaned = 0.000173441 Jy ! Component: 1350 - total flux cleaned = 0.00014851 Jy ! Component: 1400 - total flux cleaned = 0.000148306 Jy ! Component: 1450 - total flux cleaned = 0.000111748 Jy ! Component: 1500 - total flux cleaned = 8.77478e-05 Jy ! Component: 1550 - total flux cleaned = 2.8401e-05 Jy ! Component: 1600 - total flux cleaned = 0.000123062 Jy ! Component: 1650 - total flux cleaned = 0.000111392 Jy ! Component: 1700 - total flux cleaned = 8.81136e-05 Jy ! Component: 1750 - total flux cleaned = 6.49248e-05 Jy ! Component: 1800 - total flux cleaned = 6.49037e-05 Jy ! Component: 1850 - total flux cleaned = 1.93845e-05 Jy ! Component: 1900 - total flux cleaned = -2.81234e-06 Jy ! Component: 1950 - total flux cleaned = -2.51791e-05 Jy ! Component: 2000 - total flux cleaned = -8.01884e-05 Jy ! Component: 2050 - total flux cleaned = -0.000123993 Jy ! Component: 2100 - total flux cleaned = -0.000102397 Jy ! Component: 2150 - total flux cleaned = -0.000167068 Jy ! Component: 2200 - total flux cleaned = -0.000177785 Jy ! Component: 2250 - total flux cleaned = -0.000220349 Jy ! Component: 2300 - total flux cleaned = -0.00030434 Jy ! Component: 2350 - total flux cleaned = -0.000304313 Jy ! Component: 2400 - total flux cleaned = -0.000335169 Jy ! Component: 2450 - total flux cleaned = -0.000376368 Jy ! Component: 2500 - total flux cleaned = -0.000447504 Jy ! Component: 2550 - total flux cleaned = -0.000477702 Jy ! Component: 2600 - total flux cleaned = -0.000477573 Jy ! Component: 2650 - total flux cleaned = -0.000477606 Jy ! Component: 2700 - total flux cleaned = -0.000546974 Jy ! Component: 2750 - total flux cleaned = -0.000537165 Jy ! Component: 2800 - total flux cleaned = -0.000566495 Jy ! Component: 2850 - total flux cleaned = -0.000605117 Jy ! Component: 2900 - total flux cleaned = -0.000576404 Jy ! Component: 2950 - total flux cleaned = -0.000662117 Jy ! Component: 3000 - total flux cleaned = -0.000728514 Jy ! Component: 3050 - total flux cleaned = -0.000756729 Jy ! Component: 3100 - total flux cleaned = -0.000775353 Jy ! Component: 3150 - total flux cleaned = -0.000821768 Jy ! Component: 3200 - total flux cleaned = -0.000895463 Jy ! Component: 3250 - total flux cleaned = -0.000895415 Jy ! Component: 3300 - total flux cleaned = -0.000950043 Jy ! Component: 3350 - total flux cleaned = -0.00103134 Jy ! Component: 3400 - total flux cleaned = -0.00106723 Jy ! Component: 3450 - total flux cleaned = -0.00108506 Jy ! Component: 3500 - total flux cleaned = -0.00111158 Jy ! Component: 3550 - total flux cleaned = -0.00112924 Jy ! Component: 3600 - total flux cleaned = -0.00121671 Jy ! Component: 3650 - total flux cleaned = -0.00119941 Jy ! Component: 3700 - total flux cleaned = -0.00124249 Jy ! Component: 3750 - total flux cleaned = -0.00125971 Jy ! Component: 3800 - total flux cleaned = -0.00128533 Jy ! Component: 3850 - total flux cleaned = -0.00133619 Jy ! Component: 3900 - total flux cleaned = -0.00136137 Jy ! Component: 3950 - total flux cleaned = -0.00143673 Jy ! Component: 4000 - total flux cleaned = -0.00143668 Jy ! Component: 4050 - total flux cleaned = -0.0014449 Jy ! Total flux subtracted in 4096 components = -0.00146136 Jy ! Clean residual min=-0.000604 max=0.000456 Jy/beam ! Clean residual mean=-0.000001 rms=0.000146 Jy/beam ! Combined flux in latest and established models = 0.356324 Jy keep ! Adding 316 model components to the UV plane model. ! The established model now contains 424 components and 0.356324 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J0431-0406_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7916 x 1.961 at -1.402 degrees (North through East) ! Clean map min=-0.0012613 max=0.30115 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J0431-0406_X_map.fits wmodel /vlbi/uf001/uva//J0431-0406_X_map.mod ! Writing 424 model components to file: /vlbi/uf001/uva//J0431-0406_X_map.mod wobs /vlbi/uf001/uva//J0431-0406_X_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J0431-0406_X_uvs.fits wwins /vlbi/uf001/uva//J0431-0406_X_map.win ! wwins: Wrote 9 windows to /vlbi/uf001/uva//J0431-0406_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.301146 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000144997 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.144445 0.144445 0.28889 0.577781 1.15556 2.31112 4.62225 9.24449 18.489 36.978 73.9559 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0004 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.301 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 2076.91 quit ! Quitting program ! Log file /vlbi/uf001/uva//J0431-0406_X_dfm.log closed on Sun Jan 13 22:14:09 2019