! Started logfile: /vlbi/uf001/uva//J1628+4734_X_dfm.log on Mon Jan 14 03:42:35 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//J1628+4734_X_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J1628+4734_X_uva.fits ! AN table 1: 87 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.807407 visibilities/baseline/integration-bin. ! Found source: J1628+4734 ! ! 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 37932 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 J1628+4734_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 114 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 114 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 114 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 114 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 114 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 114 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 114 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 114 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 114 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 114 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 114 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 114 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.002909Jy sigma=21.822945 ! Fit after self-cal, rms=0.966904Jy sigma=21.009809 ! 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=0.8512 mas, bmaj=1.356 mas, bpa=-27.82 degrees ! Estimated noise=0.386363 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 = 0.0259354 Jy ! Component: 100 - total flux cleaned = 0.0327104 Jy ! Total flux subtracted in 100 components = 0.0327104 Jy ! Clean residual min=-0.003092 max=0.003390 Jy/beam ! Clean residual mean=0.000001 rms=0.000753 Jy/beam ! Combined flux in latest and established models = 0.0327104 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 6 components and 0.0327104 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=0.068316Jy sigma=1.276910 ! Fit after self-cal, rms=0.066977Jy sigma=1.244941 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00474208 Jy ! Component: 100 - total flux cleaned = 0.00750667 Jy ! Total flux subtracted in 100 components = 0.00750667 Jy ! Clean residual min=-0.003240 max=0.004356 Jy/beam ! Clean residual mean=0.000000 rms=0.000724 Jy/beam ! Combined flux in latest and established models = 0.0402171 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 11 components and 0.0402171 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=0.066507Jy sigma=1.230436 ! Fit after self-cal, rms=0.066527Jy sigma=1.229933 ! Inverting map ! Added new window around map position (-2, -2). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00380534 Jy ! Component: 100 - total flux cleaned = 0.00605195 Jy ! Total flux subtracted in 100 components = 0.00605195 Jy ! Clean residual min=-0.003017 max=0.003203 Jy/beam ! Clean residual mean=0.000000 rms=0.000686 Jy/beam ! Combined flux in latest and established models = 0.046269 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 19 components and 0.046269 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=0.066292Jy sigma=1.222551 ! Fit after self-cal, rms=0.066242Jy sigma=1.221008 ! 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=1.136 mas, bmaj=1.678 mas, bpa=-24.39 degrees ! Estimated noise=0.176319 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 (2, 2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00420615 Jy ! Component: 100 - total flux cleaned = 0.00717136 Jy ! Component: 150 - total flux cleaned = 0.00948105 Jy ! Component: 200 - total flux cleaned = 0.0113586 Jy ! Total flux subtracted in 200 components = 0.0113586 Jy ! Clean residual min=-0.002560 max=0.002252 Jy/beam ! Clean residual mean=0.000002 rms=0.000510 Jy/beam ! Combined flux in latest and established models = 0.0576276 Jy ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 42 components and 0.0576276 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=0.065932Jy sigma=1.210811 ! Fit after self-cal, rms=0.065852Jy sigma=1.209426 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.136 x 1.678 at -24.39 degrees (North through East) ! Clean map min=-0.0026 max=0.035745 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.10 FD 0.98 HN 1.16 KP 1.17 ! LA 0.79 MK 1.30 NL 1.21 OV 1.03 ! PT 0.94 SC 0.96 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.12 FD 1.04 HN 1.24 KP 0.99 ! LA 0.79 MK 1.10 NL 1.21 OV 0.96 ! PT 1.01 SC 1.03 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.22 FD 1.05 HN 1.12 KP 1.05 ! LA 0.79 MK 1.45 NL 1.10 OV 1.00 ! PT 0.92 SC 1.02 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.19 FD 1.04 HN 1.05 KP 1.10 ! LA 0.78 MK 1.16 NL 1.20 OV 1.11 ! PT 0.91 SC 0.98 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.14 FD 1.04 HN 1.04 KP 1.16 ! LA 0.75 MK 1.06 NL 1.23 OV 1.02 ! PT 0.94 SC 0.93 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.10 FD 1.03 HN 1.11 KP 1.14 ! LA 0.74 MK 1.23 NL 1.11 OV 1.04 ! PT 0.97 SC 0.90 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 1.04 HN 1.06 KP 1.14 ! LA 0.74 MK 1.07 NL 1.22 OV 1.00 ! PT 1.00 SC 0.92 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.13 FD 1.01 HN 1.06 KP 1.09 ! LA 0.76 MK 0.99 NL 1.09 OV 0.97 ! PT 0.92 SC 0.93 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.10 FD 0.99 HN 0.98 KP 1.12 ! LA 0.78 MK 0.89 NL 1.14 OV 1.02 ! PT 1.01 SC 0.94 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 1.04 HN 0.95 KP 1.09 ! LA 0.78 MK 0.94 NL 1.10 OV 0.92 ! PT 0.95 SC 0.89 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 1.03 HN 0.93 KP 1.00 ! LA 0.78 MK 0.95 NL 1.28 OV 1.06 ! PT 0.87 SC 0.75 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 1.04 HN 0.95 KP 1.02 ! LA 0.78 MK 0.85 NL 1.11 OV 1.04 ! PT 0.89 SC 0.84 ! ! ! Fit before self-cal, rms=0.065852Jy sigma=1.209426 ! Fit after self-cal, rms=0.065864Jy sigma=1.197589 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.145 mas, bmaj=1.679 mas, bpa=-22.47 degrees ! Estimated noise=0.174883 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, 4.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00182125 Jy ! Component: 100 - total flux cleaned = 0.00272044 Jy ! Component: 150 - total flux cleaned = 0.0030342 Jy ! Component: 200 - total flux cleaned = 0.00319238 Jy ! Total flux subtracted in 200 components = 0.00319238 Jy ! Clean residual min=-0.000962 max=0.001116 Jy/beam ! Clean residual mean=0.000000 rms=0.000232 Jy/beam ! Combined flux in latest and established models = 0.06082 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 61 components and 0.06082 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=0.065812Jy sigma=1.195957 ! Fit after self-cal, rms=0.066240Jy sigma=1.192758 ! 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=0.066240Jy sigma=1.192758 ! Fit after self-cal, rms=0.068140Jy sigma=1.190219 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.143 mas, bmaj=1.662 mas, bpa=-22.22 degrees ! Estimated noise=0.175875 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00117782 Jy ! Component: 100 - total flux cleaned = 0.00181389 Jy ! Component: 150 - total flux cleaned = 0.00197069 Jy ! Component: 200 - total flux cleaned = 0.00204799 Jy ! Total flux subtracted in 200 components = 0.00204799 Jy ! Clean residual min=-0.000860 max=0.000900 Jy/beam ! Clean residual mean=0.000000 rms=0.000219 Jy/beam ! Combined flux in latest and established models = 0.062868 Jy selfcal ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 73 components and 0.062868 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=0.068112Jy sigma=1.189638 ! Fit after self-cal, rms=0.068330Jy sigma=1.188777 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 = 0.000464477 Jy ! Component: 100 - total flux cleaned = 0.000486895 Jy ! Component: 150 - total flux cleaned = 0.000527159 Jy ! Component: 200 - total flux cleaned = 0.000562099 Jy ! Total flux subtracted in 200 components = 0.000562099 Jy ! Clean residual min=-0.000922 max=0.000985 Jy/beam ! Clean residual mean=0.000000 rms=0.000225 Jy/beam ! Combined flux in latest and established models = 0.0634301 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 84 components and 0.0634301 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=0.068312Jy sigma=1.188548 ! Fit after self-cal, rms=0.068333Jy sigma=1.188480 ! Inverting map ! Added new window around map position (-13.6, 14.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000706924 Jy ! Component: 100 - total flux cleaned = 0.000755504 Jy ! Component: 150 - total flux cleaned = 0.000799185 Jy ! Component: 200 - total flux cleaned = 0.00083973 Jy ! Total flux subtracted in 200 components = 0.00083973 Jy ! Clean residual min=-0.000870 max=0.000878 Jy/beam ! Clean residual mean=-0.000000 rms=0.000219 Jy/beam ! Combined flux in latest and established models = 0.0642698 Jy ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 95 components and 0.0642698 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=0.068313Jy sigma=1.188106 ! Fit after self-cal, rms=0.068333Jy sigma=1.188017 ! 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=0.068333Jy sigma=1.188017 ! Fit after self-cal, rms=0.068607Jy sigma=1.187701 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.137 mas, bmaj=1.657 mas, bpa=-21.97 degrees ! Estimated noise=0.175382 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000632502 Jy ! Component: 100 - total flux cleaned = 0.000794828 Jy ! Component: 150 - total flux cleaned = 0.000897436 Jy ! Component: 200 - total flux cleaned = 0.000953669 Jy ! Total flux subtracted in 200 components = 0.000953669 Jy ! Clean residual min=-0.000829 max=0.000919 Jy/beam ! Clean residual mean=0.000000 rms=0.000213 Jy/beam ! Combined flux in latest and established models = 0.0652235 Jy selfcal ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 100 components and 0.0652235 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=0.068589Jy sigma=1.187460 ! Fit after self-cal, rms=0.068674Jy sigma=1.187291 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 (-4.8, -51.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000855245 Jy ! Component: 100 - total flux cleaned = 0.00116039 Jy ! Component: 150 - total flux cleaned = 0.00122254 Jy ! Component: 200 - total flux cleaned = 0.00128142 Jy ! Total flux subtracted in 200 components = 0.00128142 Jy ! Clean residual min=-0.000891 max=0.000889 Jy/beam ! Clean residual mean=0.000000 rms=0.000210 Jy/beam ! Combined flux in latest and established models = 0.0665049 Jy ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 110 components and 0.0665049 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=0.068653Jy sigma=1.186958 ! Fit after self-cal, rms=0.068673Jy sigma=1.186890 ! 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=0.068673Jy sigma=1.186890 ! Fit after self-cal, rms=0.068562Jy sigma=1.186803 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.312 mas, bmaj=2.71 mas, bpa=-24.46 degrees ! Estimated noise=0.19607 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000538146 Jy ! Component: 100 - total flux cleaned = 0.000802417 Jy ! Component: 150 - total flux cleaned = 0.000934232 Jy ! Component: 200 - total flux cleaned = 0.000991922 Jy ! Total flux subtracted in 200 components = 0.000991922 Jy ! Clean residual min=-0.000811 max=0.000874 Jy/beam ! Clean residual mean=0.000000 rms=0.000237 Jy/beam ! Combined flux in latest and established models = 0.0674968 Jy selfcal ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 125 components and 0.0674968 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=0.068555Jy sigma=1.186684 ! Fit after self-cal, rms=0.068594Jy sigma=1.186621 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 = 0.000289912 Jy ! Component: 100 - total flux cleaned = 0.000373856 Jy ! Component: 150 - total flux cleaned = 0.000438674 Jy ! Component: 200 - total flux cleaned = 0.000478205 Jy ! Total flux subtracted in 200 components = 0.000478205 Jy ! Clean residual min=-0.000817 max=0.000849 Jy/beam ! Clean residual mean=0.000000 rms=0.000233 Jy/beam ! Combined flux in latest and established models = 0.0679751 Jy ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 139 components and 0.0679751 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=0.068590Jy sigma=1.186547 ! Fit after self-cal, rms=0.068597Jy sigma=1.186532 ! 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=1.132 mas, bmaj=1.653 mas, bpa=-21.88 degrees ! Estimated noise=0.174946 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.132 x 1.653 at -21.88 degrees (North through East) ! Clean map min=-0.00080839 max=0.033902 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=0.8468 mas, bmaj=1.313 mas, bpa=-25.09 degrees ! Estimated noise=0.384313 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0257305 Jy ! Component: 100 - total flux cleaned = 0.0339925 Jy ! Component: 150 - total flux cleaned = 0.0394438 Jy ! Component: 200 - total flux cleaned = 0.0432262 Jy ! Total flux subtracted in 200 components = 0.0432262 Jy ! Clean residual min=-0.002666 max=0.002810 Jy/beam ! Clean residual mean=0.000000 rms=0.000648 Jy/beam ! Combined flux in latest and established models = 0.0432261 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 21 model components to the UV plane model. ! The established model now contains 21 components and 0.0432261 Jy ! Inverting map and beam ! Estimated beam: bmin=1.132 mas, bmaj=1.653 mas, bpa=-21.88 degrees ! Estimated noise=0.174946 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 = 0.00519838 Jy ! Component: 100 - total flux cleaned = 0.00872282 Jy ! Component: 150 - total flux cleaned = 0.0112983 Jy ! Component: 200 - total flux cleaned = 0.013332 Jy ! Total flux subtracted in 200 components = 0.013332 Jy ! Clean residual min=-0.001332 max=0.001293 Jy/beam ! Clean residual mean=0.000001 rms=0.000323 Jy/beam ! Combined flux in latest and established models = 0.0565582 Jy ! Adding 32 model components to the UV plane model. ! The established model now contains 44 components and 0.0565582 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=2.312 mas, bmaj=2.71 mas, bpa=-24.46 degrees ! Estimated noise=0.19607 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00236512 Jy ! Component: 100 - total flux cleaned = 0.00395391 Jy ! Component: 150 - total flux cleaned = 0.00526176 Jy ! Component: 200 - total flux cleaned = 0.00635428 Jy ! Total flux subtracted in 200 components = 0.00635428 Jy ! Clean residual min=-0.001033 max=0.001232 Jy/beam ! Clean residual mean=0.000001 rms=0.000287 Jy/beam ! Combined flux in latest and established models = 0.0629125 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) ! Added new window around map position (-28, 9). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00118207 Jy ! Component: 100 - total flux cleaned = 0.00193351 Jy ! Component: 150 - total flux cleaned = 0.00260995 Jy ! Component: 200 - total flux cleaned = 0.00320023 Jy ! Total flux subtracted in 200 components = 0.00320023 Jy ! Clean residual min=-0.000927 max=0.000924 Jy/beam ! Clean residual mean=0.000002 rms=0.000234 Jy/beam ! Combined flux in latest and established models = 0.0661127 Jy ! Adding 91 model components to the UV plane model. ! The established model now contains 129 components and 0.0661127 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=1.132 mas, bmaj=1.653 mas, bpa=-21.88 degrees ! Estimated noise=0.174946 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00028372 Jy ! Component: 100 - total flux cleaned = 0.000508493 Jy ! Component: 150 - total flux cleaned = 0.000772211 Jy ! Component: 200 - total flux cleaned = 0.00104559 Jy ! Total flux subtracted in 200 components = 0.00104559 Jy ! Clean residual min=-0.000932 max=0.000936 Jy/beam ! Clean residual mean=0.000001 rms=0.000214 Jy/beam ! Combined flux in latest and established models = 0.0671583 Jy selfcal ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 152 components and 0.0671583 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=0.068606Jy sigma=1.186939 ! Fit after self-cal, rms=0.068593Jy sigma=1.186688 wmodel J1628+4734_X_map.mod ! Writing 152 model components to file: J1628+4734_X_map.mod wobs J1628+4734_X_uvs.fits ! Writing UV FITS file: J1628+4734_X_uvs.fits wwins J1628+4734_X_map.win ! wwins: Wrote 7 windows to J1628+4734_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 = -0.000164406 Jy ! Component: 100 - total flux cleaned = -0.000225722 Jy ! Component: 150 - total flux cleaned = -0.000298685 Jy ! Component: 200 - total flux cleaned = -0.000312945 Jy ! Component: 250 - total flux cleaned = -0.000327318 Jy ! Component: 300 - total flux cleaned = -0.000354477 Jy ! Component: 350 - total flux cleaned = -0.00035458 Jy ! Component: 400 - total flux cleaned = -0.000341703 Jy ! Component: 450 - total flux cleaned = -0.000367179 Jy ! Component: 500 - total flux cleaned = -0.000379515 Jy ! Component: 550 - total flux cleaned = -0.000404104 Jy ! Component: 600 - total flux cleaned = -0.000404168 Jy ! Component: 650 - total flux cleaned = -0.000392272 Jy ! Component: 700 - total flux cleaned = -0.000392127 Jy ! Component: 750 - total flux cleaned = -0.000357038 Jy ! Component: 800 - total flux cleaned = -0.000345539 Jy ! Component: 850 - total flux cleaned = -0.000368223 Jy ! Component: 900 - total flux cleaned = -0.000334574 Jy ! Component: 950 - total flux cleaned = -0.000401156 Jy ! Component: 1000 - total flux cleaned = -0.000390112 Jy ! Component: 1050 - total flux cleaned = -0.000433685 Jy ! Component: 1100 - total flux cleaned = -0.000476537 Jy ! Component: 1150 - total flux cleaned = -0.000497792 Jy ! Component: 1200 - total flux cleaned = -0.000497838 Jy ! Component: 1250 - total flux cleaned = -0.000497925 Jy ! Component: 1300 - total flux cleaned = -0.000549633 Jy ! Component: 1350 - total flux cleaned = -0.000549545 Jy ! Component: 1400 - total flux cleaned = -0.000539452 Jy ! Component: 1450 - total flux cleaned = -0.000579625 Jy ! Component: 1500 - total flux cleaned = -0.00055971 Jy ! Component: 1550 - total flux cleaned = -0.000599014 Jy ! Component: 1600 - total flux cleaned = -0.000569714 Jy ! Component: 1650 - total flux cleaned = -0.000550298 Jy ! Component: 1700 - total flux cleaned = -0.000569544 Jy ! Component: 1750 - total flux cleaned = -0.000569624 Jy ! Component: 1800 - total flux cleaned = -0.000531737 Jy ! Component: 1850 - total flux cleaned = -0.000541073 Jy ! Component: 1900 - total flux cleaned = -0.000550435 Jy ! Component: 1950 - total flux cleaned = -0.000522603 Jy ! Component: 2000 - total flux cleaned = -0.000449246 Jy ! Component: 2050 - total flux cleaned = -0.000485816 Jy ! Component: 2100 - total flux cleaned = -0.000485837 Jy ! Component: 2150 - total flux cleaned = -0.000467778 Jy ! Component: 2200 - total flux cleaned = -0.000449937 Jy ! Component: 2250 - total flux cleaned = -0.000449919 Jy ! Component: 2300 - total flux cleaned = -0.000441119 Jy ! Component: 2350 - total flux cleaned = -0.000406155 Jy ! Component: 2400 - total flux cleaned = -0.000423549 Jy ! Component: 2450 - total flux cleaned = -0.000397725 Jy ! Component: 2500 - total flux cleaned = -0.000389138 Jy ! Component: 2550 - total flux cleaned = -0.000397671 Jy ! Component: 2600 - total flux cleaned = -0.000397664 Jy ! Component: 2650 - total flux cleaned = -0.000372489 Jy ! Component: 2700 - total flux cleaned = -0.000355897 Jy ! Component: 2750 - total flux cleaned = -0.00036414 Jy ! Component: 2800 - total flux cleaned = -0.000339429 Jy ! Component: 2850 - total flux cleaned = -0.000339434 Jy ! Component: 2900 - total flux cleaned = -0.000363875 Jy ! Component: 2950 - total flux cleaned = -0.000291004 Jy ! Component: 3000 - total flux cleaned = -0.000339295 Jy ! Component: 3050 - total flux cleaned = -0.000299246 Jy ! Component: 3100 - total flux cleaned = -0.000331104 Jy ! Component: 3150 - total flux cleaned = -0.000299346 Jy ! Component: 3200 - total flux cleaned = -0.000291516 Jy ! Component: 3250 - total flux cleaned = -0.000299342 Jy ! Component: 3300 - total flux cleaned = -0.000307185 Jy ! Component: 3350 - total flux cleaned = -0.000330432 Jy ! Component: 3400 - total flux cleaned = -0.000322679 Jy ! Component: 3450 - total flux cleaned = -0.000338039 Jy ! Component: 3500 - total flux cleaned = -0.000322805 Jy ! Component: 3550 - total flux cleaned = -0.000322797 Jy ! Component: 3600 - total flux cleaned = -0.00033034 Jy ! Component: 3650 - total flux cleaned = -0.000307785 Jy ! Component: 3700 - total flux cleaned = -0.000315276 Jy ! Component: 3750 - total flux cleaned = -0.000285532 Jy ! Component: 3800 - total flux cleaned = -0.000270718 Jy ! Component: 3850 - total flux cleaned = -0.000278102 Jy ! Component: 3900 - total flux cleaned = -0.000234101 Jy ! Component: 3950 - total flux cleaned = -0.000219515 Jy ! Component: 4000 - total flux cleaned = -0.000219483 Jy ! Component: 4050 - total flux cleaned = -0.000197787 Jy ! Total flux subtracted in 4096 components = -0.000197732 Jy ! Clean residual min=-0.000407 max=0.000470 Jy/beam ! Clean residual mean=0.000000 rms=0.000123 Jy/beam ! Combined flux in latest and established models = 0.0669606 Jy keep ! Adding 283 model components to the UV plane model. ! The established model now contains 435 components and 0.0669606 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J1628+4734_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.132 x 1.653 at -21.88 degrees (North through East) ! Clean map min=-0.00085352 max=0.033866 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J1628+4734_X_map.fits wmodel /vlbi/uf001/uva//J1628+4734_X_map.mod ! Writing 435 model components to file: /vlbi/uf001/uva//J1628+4734_X_map.mod wobs /vlbi/uf001/uva//J1628+4734_X_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J1628+4734_X_uvs.fits wwins /vlbi/uf001/uva//J1628+4734_X_map.win ! wwins: Wrote 8 windows to /vlbi/uf001/uva//J1628+4734_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0338663 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000123091 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -1.09039 1.09039 2.18078 4.36156 8.72312 17.4462 34.8925 69.7849 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0003 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.033 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 275.13 quit ! Quitting program ! Log file /vlbi/uf001/uva//J1628+4734_X_dfm.log closed on Mon Jan 14 03:42:41 2019