! Started logfile: /vlbi/uf001/uva//J1911-2102_X_dfm.log on Mon Jan 14 04:57:51 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//J1911-2102_X_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J1911-2102_X_uva.fits ! AN table 1: 48 integrations on 28 of 28 possible baselines. ! Apparent sampling: 0.848958 visibilities/baseline/integration-bin. ! Found source: J1911-2102 ! ! 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 13692 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 J1911-2102_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 31 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 31 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 31 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 31 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 31 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 31 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 31 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 31 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 31 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 31 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 31 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 31 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.037765Jy sigma=151.001365 ! Fit after self-cal, rms=0.862198Jy sigma=149.405456 ! 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=0.4918 mas, bmaj=7.352 mas, bpa=-17.38 degrees ! Estimated noise=0.0916006 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 = 0.0270622 Jy ! Component: 100 - total flux cleaned = 0.0494086 Jy ! Total flux subtracted in 100 components = 0.0494086 Jy ! Clean residual min=-0.008271 max=0.013671 Jy/beam ! Clean residual mean=-0.000028 rms=0.002145 Jy/beam ! Combined flux in latest and established models = 0.0494086 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 15 components and 0.0494086 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=0.261746Jy sigma=5.436073 ! Fit after self-cal, rms=0.245865Jy sigma=5.108892 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0313746 Jy ! Component: 100 - total flux cleaned = 0.0589037 Jy ! Total flux subtracted in 100 components = 0.0589037 Jy ! Clean residual min=-0.010556 max=0.017082 Jy/beam ! Clean residual mean=-0.000025 rms=0.002489 Jy/beam ! Combined flux in latest and established models = 0.108312 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 25 components and 0.108312 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=0.199918Jy sigma=4.338119 ! Fit after self-cal, rms=0.199745Jy sigma=4.335497 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0243984 Jy ! Component: 100 - total flux cleaned = 0.0460155 Jy ! Total flux subtracted in 100 components = 0.0460155 Jy ! Clean residual min=-0.008832 max=0.013637 Jy/beam ! Clean residual mean=-0.000020 rms=0.002153 Jy/beam ! Combined flux in latest and established models = 0.154328 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 29 components and 0.154328 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=0.166067Jy sigma=3.656117 ! Fit after self-cal, rms=0.165973Jy sigma=3.654588 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0192033 Jy ! Component: 100 - total flux cleaned = 0.0362475 Jy ! Total flux subtracted in 100 components = 0.0362475 Jy ! Clean residual min=-0.007724 max=0.010681 Jy/beam ! Clean residual mean=-0.000017 rms=0.001889 Jy/beam ! Combined flux in latest and established models = 0.190575 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 31 components and 0.190575 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=0.140830Jy sigma=3.142931 ! Fit after self-cal, rms=0.140801Jy sigma=3.141345 ! 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=0.5412 mas, bmaj=7.139 mas, bpa=-17.64 degrees ! Estimated noise=0.0834171 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 = 0.0355144 Jy ! Component: 100 - total flux cleaned = 0.0619392 Jy ! Component: 150 - total flux cleaned = 0.0820546 Jy ! Component: 200 - total flux cleaned = 0.0974557 Jy ! Total flux subtracted in 200 components = 0.0974557 Jy ! Clean residual min=-0.008685 max=0.009145 Jy/beam ! Clean residual mean=-0.000034 rms=0.002088 Jy/beam ! Combined flux in latest and established models = 0.288031 Jy ! Performing phase self-cal ! Adding 34 model components to the UV plane model. ! The established model now contains 57 components and 0.288031 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=0.086568Jy sigma=2.297032 ! Fit after self-cal, rms=0.086560Jy sigma=2.294208 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.5412 x 7.139 at -17.64 degrees (North through East) ! Clean map min=-0.0075727 max=0.13751 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! FD 1.02 HN 1.09 KP 0.86 LA 0.86 ! MK 13.81 NL 0.98 OV 0.95 PT 0.80 ! ! ! Correcting IF 2. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! FD 1.00 HN 1.07 KP 0.87 LA 0.89 ! MK 12.36 NL 1.00 OV 0.95 PT 0.80 ! ! ! Correcting IF 3. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! FD 1.00 HN 1.05 KP 0.88 LA 0.88 ! MK 14.04 NL 1.00 OV 0.95 PT 0.80 ! ! ! Correcting IF 4. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! FD 1.00 HN 1.08 KP 0.87 LA 0.88 ! MK 14.43 NL 1.00 OV 0.95 PT 0.81 ! ! ! Correcting IF 5. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! FD 0.98 HN 1.08 KP 0.86 LA 0.88 ! MK 12.18 NL 1.01 OV 0.96 PT 0.81 ! ! ! Correcting IF 6. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! FD 0.99 HN 1.08 KP 0.87 LA 0.89 ! MK 10.31 NL 0.99 OV 0.94 PT 0.82 ! ! ! Correcting IF 7. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! FD 1.00 HN 1.09 KP 0.88 LA 0.90 ! MK 11.19 NL 0.98 OV 0.94 PT 0.82 ! ! ! Correcting IF 8. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! FD 0.98 HN 1.10 KP 0.89 LA 0.89 ! MK 10.99 NL 0.97 OV 0.94 PT 0.83 ! ! ! Correcting IF 9. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! FD 1.00 HN 1.07 KP 0.89 LA 0.89 ! MK 12.56 NL 1.01 OV 0.93 PT 0.82 ! ! ! Correcting IF 10. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! FD 0.99 HN 1.07 KP 0.88 LA 0.89 ! MK 7.81 NL 1.01 OV 0.96 PT 0.81 ! ! ! Correcting IF 11. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! FD 1.01 HN 1.07 KP 0.86 LA 0.90 ! MK 6.95 NL 0.99 OV 0.96 PT 0.83 ! ! ! Correcting IF 12. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! FD 1.01 HN 1.12 KP 0.88 LA 0.89 ! MK 6.84 NL 1.01 OV 0.94 PT 0.82 ! ! ! Fit before self-cal, rms=0.086560Jy sigma=2.294208 ! Fit after self-cal, rms=0.065403Jy sigma=1.397859 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.8852 mas, bmaj=6.672 mas, bpa=-15.55 degrees ! Estimated noise=0.243057 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 (4.4, -5.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0146119 Jy ! Component: 100 - total flux cleaned = 0.0170592 Jy ! Component: 150 - total flux cleaned = 0.0196182 Jy ! Component: 200 - total flux cleaned = 0.0224055 Jy ! Total flux subtracted in 200 components = 0.0224055 Jy ! Clean residual min=-0.006869 max=0.008415 Jy/beam ! Clean residual mean=-0.000018 rms=0.001884 Jy/beam ! Combined flux in latest and established models = 0.310436 Jy ! Performing phase self-cal ! Adding 49 model components to the UV plane model. ! The established model now contains 106 components and 0.310436 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=0.058916Jy sigma=1.235735 ! Fit after self-cal, rms=0.058559Jy sigma=1.226422 ! 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=0.058559Jy sigma=1.226422 ! Fit after self-cal, rms=0.056292Jy sigma=1.200163 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8682 mas, bmaj=6.674 mas, bpa=-15.76 degrees ! Estimated noise=0.23388 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00441839 Jy ! Component: 100 - total flux cleaned = 0.00650824 Jy ! Component: 150 - total flux cleaned = 0.00823458 Jy ! Component: 200 - total flux cleaned = 0.00984087 Jy ! Total flux subtracted in 200 components = 0.00984087 Jy ! Clean residual min=-0.004224 max=0.004688 Jy/beam ! Clean residual mean=-0.000009 rms=0.001202 Jy/beam ! Combined flux in latest and established models = 0.320277 Jy selfcal ! Performing phase self-cal ! Adding 48 model components to the UV plane model. ! The established model now contains 148 components and 0.320277 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=0.054819Jy sigma=1.162573 ! Fit after self-cal, rms=0.054701Jy sigma=1.159427 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 = 0.00240283 Jy ! Component: 100 - total flux cleaned = 0.00331762 Jy ! Component: 150 - total flux cleaned = 0.00366312 Jy ! Component: 200 - total flux cleaned = 0.00408837 Jy ! Total flux subtracted in 200 components = 0.00408837 Jy ! Clean residual min=-0.003349 max=0.003827 Jy/beam ! Clean residual mean=-0.000007 rms=0.000991 Jy/beam ! Combined flux in latest and established models = 0.324365 Jy ! Performing phase self-cal ! Adding 51 model components to the UV plane model. ! The established model now contains 178 components and 0.324365 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=0.054115Jy sigma=1.145436 ! Fit after self-cal, rms=0.054065Jy sigma=1.144417 ! 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=0.054065Jy sigma=1.144417 ! Fit after self-cal, rms=0.053149Jy sigma=1.138889 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8606 mas, bmaj=6.657 mas, bpa=-15.82 degrees ! Estimated noise=0.229703 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00309414 Jy ! Component: 100 - total flux cleaned = 0.00424016 Jy ! Component: 150 - total flux cleaned = 0.0050287 Jy ! Component: 200 - total flux cleaned = 0.00565158 Jy ! Total flux subtracted in 200 components = 0.00565158 Jy ! Clean residual min=-0.002579 max=0.003074 Jy/beam ! Clean residual mean=-0.000004 rms=0.000766 Jy/beam ! Combined flux in latest and established models = 0.330017 Jy selfcal ! Performing phase self-cal ! Adding 68 model components to the UV plane model. ! The established model now contains 225 components and 0.330017 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=0.052756Jy sigma=1.128611 ! Fit after self-cal, rms=0.052733Jy sigma=1.127943 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 (-1.6, 14.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00234785 Jy ! Component: 100 - total flux cleaned = 0.00299581 Jy ! Component: 150 - total flux cleaned = 0.00320175 Jy ! Component: 200 - total flux cleaned = 0.00320552 Jy ! Total flux subtracted in 200 components = 0.00320552 Jy ! Clean residual min=-0.002226 max=0.002091 Jy/beam ! Clean residual mean=-0.000002 rms=0.000606 Jy/beam ! Combined flux in latest and established models = 0.333222 Jy ! Performing phase self-cal ! Adding 51 model components to the UV plane model. ! The established model now contains 269 components and 0.333223 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=0.052459Jy sigma=1.121013 ! Fit after self-cal, rms=0.052449Jy sigma=1.120743 ! 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=0.052449Jy sigma=1.120743 ! Fit after self-cal, rms=0.052115Jy sigma=1.119261 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.241 mas, bmaj=8.466 mas, bpa=-7.704 degrees ! Estimated noise=0.288907 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00252272 Jy ! Component: 100 - total flux cleaned = 0.00375767 Jy ! Component: 150 - total flux cleaned = 0.00416263 Jy ! Component: 200 - total flux cleaned = 0.00430708 Jy ! Total flux subtracted in 200 components = 0.00430708 Jy ! Clean residual min=-0.002304 max=0.002265 Jy/beam ! Clean residual mean=0.000001 rms=0.000681 Jy/beam ! Combined flux in latest and established models = 0.33753 Jy selfcal ! Performing phase self-cal ! Adding 54 model components to the UV plane model. ! The established model now contains 312 components and 0.33753 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=0.052032Jy sigma=1.116751 ! Fit after self-cal, rms=0.052020Jy sigma=1.116105 flux_cutoff = imstat(rms) * dynam ! Inverting map repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -2.7556e-06 Jy ! Component: 100 - total flux cleaned = 0.00020657 Jy ! Component: 150 - total flux cleaned = 0.000242568 Jy ! Component: 200 - total flux cleaned = 0.000171276 Jy ! Total flux subtracted in 200 components = 0.000171276 Jy ! Clean residual min=-0.002198 max=0.002019 Jy/beam ! Clean residual mean=0.000001 rms=0.000614 Jy/beam ! Combined flux in latest and established models = 0.337701 Jy ! Performing phase self-cal ! Adding 55 model components to the UV plane model. ! The established model now contains 344 components and 0.337701 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=0.051981Jy sigma=1.115203 ! Fit after self-cal, rms=0.051976Jy sigma=1.114918 ! 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=0.8655 mas, bmaj=6.643 mas, bpa=-15.77 degrees ! Estimated noise=0.22977 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8655 x 6.643 at -15.77 degrees (North through East) ! Clean map min=-0.011941 max=0.17601 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=0.6526 mas, bmaj=6.434 mas, bpa=-16.4 degrees ! Estimated noise=0.406493 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.134287 Jy ! Component: 100 - total flux cleaned = 0.198495 Jy ! Component: 150 - total flux cleaned = 0.231469 Jy ! Component: 200 - total flux cleaned = 0.24853 Jy ! Total flux subtracted in 200 components = 0.24853 Jy ! Clean residual min=-0.013290 max=0.012076 Jy/beam ! Clean residual mean=-0.000017 rms=0.002688 Jy/beam ! Combined flux in latest and established models = 0.24853 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 37 model components to the UV plane model. ! The established model now contains 37 components and 0.24853 Jy ! Inverting map and beam ! Estimated beam: bmin=0.8655 mas, bmaj=6.643 mas, bpa=-15.77 degrees ! Estimated noise=0.22977 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 = 0.0205113 Jy ! Component: 100 - total flux cleaned = 0.03512 Jy ! Component: 150 - total flux cleaned = 0.0465717 Jy ! Component: 200 - total flux cleaned = 0.0557194 Jy ! Total flux subtracted in 200 components = 0.0557194 Jy ! Clean residual min=-0.006449 max=0.007528 Jy/beam ! Clean residual mean=-0.000020 rms=0.001695 Jy/beam ! Combined flux in latest and established models = 0.30425 Jy ! Adding 60 model components to the UV plane model. ! The established model now contains 94 components and 0.30425 Jy ! Inverting map ! Added new window around map position (13.4, -21.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00733952 Jy ! Component: 100 - total flux cleaned = 0.0115471 Jy ! Component: 150 - total flux cleaned = 0.0143102 Jy ! Component: 200 - total flux cleaned = 0.0169246 Jy ! Total flux subtracted in 200 components = 0.0169246 Jy ! Clean residual min=-0.004840 max=0.004818 Jy/beam ! Clean residual mean=-0.000010 rms=0.001096 Jy/beam ! Combined flux in latest and established models = 0.321174 Jy ! Adding 44 model components to the UV plane model. ! The established model now contains 120 components and 0.321174 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=2.241 mas, bmaj=8.466 mas, bpa=-7.704 degrees ! Estimated noise=0.288907 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00586116 Jy ! Component: 100 - total flux cleaned = 0.00994213 Jy ! Component: 150 - total flux cleaned = 0.0117617 Jy ! Component: 200 - total flux cleaned = 0.0127665 Jy ! Total flux subtracted in 200 components = 0.0127665 Jy ! Clean residual min=-0.003480 max=0.003966 Jy/beam ! Clean residual mean=-0.000003 rms=0.000980 Jy/beam ! Combined flux in latest and established models = 0.333941 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 = 0.000596412 Jy ! Component: 100 - total flux cleaned = 0.00104515 Jy ! Component: 150 - total flux cleaned = 0.00145606 Jy ! Component: 200 - total flux cleaned = 0.00191009 Jy ! Total flux subtracted in 200 components = 0.00191009 Jy ! Clean residual min=-0.002874 max=0.003202 Jy/beam ! Clean residual mean=-0.000001 rms=0.000798 Jy/beam ! Combined flux in latest and established models = 0.335851 Jy ! Adding 86 model components to the UV plane model. ! The established model now contains 200 components and 0.335851 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.8655 mas, bmaj=6.643 mas, bpa=-15.77 degrees ! Estimated noise=0.22977 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00160683 Jy ! Component: 100 - total flux cleaned = -0.00240117 Jy ! Component: 150 - total flux cleaned = -0.00240844 Jy ! Component: 200 - total flux cleaned = -0.00249429 Jy ! Total flux subtracted in 200 components = -0.00249429 Jy ! Clean residual min=-0.002534 max=0.002429 Jy/beam ! Clean residual mean=-0.000002 rms=0.000593 Jy/beam ! Combined flux in latest and established models = 0.333356 Jy selfcal ! Performing phase self-cal ! Adding 32 model components to the UV plane model. ! The established model now contains 230 components and 0.333356 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=0.052093Jy sigma=1.126186 ! Fit after self-cal, rms=0.052005Jy sigma=1.120037 wmodel J1911-2102_X_map.mod ! Writing 230 model components to file: J1911-2102_X_map.mod wobs J1911-2102_X_uvs.fits ! Writing UV FITS file: J1911-2102_X_uvs.fits wwins J1911-2102_X_map.win ! wwins: Wrote 4 windows to J1911-2102_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 = -0.000642992 Jy ! Component: 100 - total flux cleaned = -0.0010641 Jy ! Component: 150 - total flux cleaned = -0.00145213 Jy ! Component: 200 - total flux cleaned = -0.00172766 Jy ! Component: 250 - total flux cleaned = -0.0020765 Jy ! Component: 300 - total flux cleaned = -0.00243795 Jy ! Component: 350 - total flux cleaned = -0.00273244 Jy ! Component: 400 - total flux cleaned = -0.00304165 Jy ! Component: 450 - total flux cleaned = -0.00333904 Jy ! Component: 500 - total flux cleaned = -0.00357898 Jy ! Component: 550 - total flux cleaned = -0.00390329 Jy ! Component: 600 - total flux cleaned = -0.00412732 Jy ! Component: 650 - total flux cleaned = -0.00432303 Jy ! Component: 700 - total flux cleaned = -0.00449241 Jy ! Component: 750 - total flux cleaned = -0.00465752 Jy ! Component: 800 - total flux cleaned = -0.0048184 Jy ! Component: 850 - total flux cleaned = -0.00501349 Jy ! Component: 900 - total flux cleaned = -0.00518429 Jy ! Component: 950 - total flux cleaned = -0.00535039 Jy ! Component: 1000 - total flux cleaned = -0.00551268 Jy ! Component: 1050 - total flux cleaned = -0.00570559 Jy ! Component: 1100 - total flux cleaned = -0.00589358 Jy ! Component: 1150 - total flux cleaned = -0.00599395 Jy ! Component: 1200 - total flux cleaned = -0.00614165 Jy ! Component: 1250 - total flux cleaned = -0.00630137 Jy ! Component: 1300 - total flux cleaned = -0.00644206 Jy ! Component: 1350 - total flux cleaned = -0.0065641 Jy ! Component: 1400 - total flux cleaned = -0.00665398 Jy ! Component: 1450 - total flux cleaned = -0.0068295 Jy ! Component: 1500 - total flux cleaned = -0.00691526 Jy ! Component: 1550 - total flux cleaned = -0.00702758 Jy ! Component: 1600 - total flux cleaned = -0.0070825 Jy ! Component: 1650 - total flux cleaned = -0.00714996 Jy ! Component: 1700 - total flux cleaned = -0.00722928 Jy ! Component: 1750 - total flux cleaned = -0.00726838 Jy ! Component: 1800 - total flux cleaned = -0.00731945 Jy ! Component: 1850 - total flux cleaned = -0.00735729 Jy ! Component: 1900 - total flux cleaned = -0.00743134 Jy ! Component: 1950 - total flux cleaned = -0.0074918 Jy ! Component: 2000 - total flux cleaned = -0.00756355 Jy ! Component: 2050 - total flux cleaned = -0.00765756 Jy ! Component: 2100 - total flux cleaned = -0.00776142 Jy ! Component: 2150 - total flux cleaned = -0.00781816 Jy ! Component: 2200 - total flux cleaned = -0.00790791 Jy ! Component: 2250 - total flux cleaned = -0.00799639 Jy ! Component: 2300 - total flux cleaned = -0.00809439 Jy ! Component: 2350 - total flux cleaned = -0.00812663 Jy ! Component: 2400 - total flux cleaned = -0.00825358 Jy ! Component: 2450 - total flux cleaned = -0.00830556 Jy ! Component: 2500 - total flux cleaned = -0.00836739 Jy ! Component: 2550 - total flux cleaned = -0.00842852 Jy ! Component: 2600 - total flux cleaned = -0.00848875 Jy ! Component: 2650 - total flux cleaned = -0.00852847 Jy ! Component: 2700 - total flux cleaned = -0.00858741 Jy ! Component: 2750 - total flux cleaned = -0.00864545 Jy ! Component: 2800 - total flux cleaned = -0.00869316 Jy ! Component: 2850 - total flux cleaned = -0.00875921 Jy ! Component: 2900 - total flux cleaned = -0.00886164 Jy ! Component: 2950 - total flux cleaned = -0.00888921 Jy ! Component: 3000 - total flux cleaned = -0.00896206 Jy ! Component: 3050 - total flux cleaned = -0.00900709 Jy ! Component: 3100 - total flux cleaned = -0.00904274 Jy ! Component: 3150 - total flux cleaned = -0.00912213 Jy ! Component: 3200 - total flux cleaned = -0.00915703 Jy ! Component: 3250 - total flux cleaned = -0.00920891 Jy ! Component: 3300 - total flux cleaned = -0.00924313 Jy ! Component: 3350 - total flux cleaned = -0.00926857 Jy ! Component: 3400 - total flux cleaned = -0.00930218 Jy ! Component: 3450 - total flux cleaned = -0.00934374 Jy ! Component: 3500 - total flux cleaned = -0.00938493 Jy ! Component: 3550 - total flux cleaned = -0.0094013 Jy ! Component: 3600 - total flux cleaned = -0.00942568 Jy ! Component: 3650 - total flux cleaned = -0.00948192 Jy ! Component: 3700 - total flux cleaned = -0.00949787 Jy ! Component: 3750 - total flux cleaned = -0.00950585 Jy ! Component: 3800 - total flux cleaned = -0.00956849 Jy ! Component: 3850 - total flux cleaned = -0.00957617 Jy ! Component: 3900 - total flux cleaned = -0.00961467 Jy ! Component: 3950 - total flux cleaned = -0.00962226 Jy ! Component: 4000 - total flux cleaned = -0.0096526 Jy ! Component: 4050 - total flux cleaned = -0.00967518 Jy ! Total flux subtracted in 4096 components = -0.00969759 Jy ! Clean residual min=-0.000439 max=0.000501 Jy/beam ! Clean residual mean=-0.000001 rms=0.000140 Jy/beam ! Combined flux in latest and established models = 0.323659 Jy keep ! Adding 324 model components to the UV plane model. ! The established model now contains 554 components and 0.323659 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J1911-2102_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8655 x 6.643 at -15.77 degrees (North through East) ! Clean map min=-0.0052477 max=0.178 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J1911-2102_X_map.fits wmodel /vlbi/uf001/uva//J1911-2102_X_map.mod ! Writing 554 model components to file: /vlbi/uf001/uva//J1911-2102_X_map.mod wobs /vlbi/uf001/uva//J1911-2102_X_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J1911-2102_X_uvs.fits wwins /vlbi/uf001/uva//J1911-2102_X_map.win ! wwins: Wrote 5 windows to /vlbi/uf001/uva//J1911-2102_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.178005 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.00013835 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.233168 0.233168 0.466337 0.932673 1.86535 3.73069 7.46139 14.9228 29.8455 59.6911 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0004 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.178 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 1286.62 quit ! Quitting program ! Log file /vlbi/uf001/uva//J1911-2102_X_dfm.log closed on Mon Jan 14 04:57:56 2019