! Started logfile: /image_prod/ug002_uva//J2257-3627_X_dfm.log on Thu Mar 5 06:01:19 2020 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 /image_prod/ug002_uva//J2257-3627_X_uva.fits ! Reading UV FITS file: /image_prod/ug002_uva//J2257-3627_X_uva.fits ! AN table 1: 37 integrations on 36 of 36 possible baselines. ! AN table 2: 38 integrations on 28 of 28 possible baselines. ! Apparent sampling: 0.997913 visibilities/baseline/integration-bin. ! Found source: J2257-3627 ! ! 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 28692 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 J2257-3627_X] float lim_self lim_self = 120.0 float lim_val lim_va = 1.2 integer clean_niter clean_niter = 100 float clean_gain clean_gain = 0.03 float dynam dynam = 6.0 float soltime1 soltime1 = 120 float soltime2 soltime2 = 20 float thresh thresh = 0.5 float win_mult win_mult = 1.8 float time_av time_av = 16 float old_peak float new_peak float flux_cutoff print "===============================================================" ! =============================================================== ! print "=== Difmap script: pima_mupet_01.dvm version of 2016.05.19 === " ! === Difmap script: pima_mupet_01.dvm version of 2016.05.19 === ! mapsize field_size, field_cell ! Map grid = 1024x1024 pixels with 0.200x0.200 milli-arcsec cellsize. startmod ! Applying default point source starting model. ! Performing phase self-cal ! Adding 1 model components to the UV plane model. ! The established model now contains 1 components and 1 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=1.020180Jy sigma=6.863065 ! Fit after self-cal, rms=0.906204Jy sigma=6.119936 ! 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=0.6267 mas, bmaj=2.096 mas, bpa=-13.64 degrees ! Estimated noise=1.38381 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 = 0.0683998 Jy ! Component: 100 - total flux cleaned = 0.0961545 Jy ! Total flux subtracted in 100 components = 0.0961545 Jy ! Clean residual min=-0.014688 max=0.025582 Jy/beam ! Clean residual mean=-0.000325 rms=0.004416 Jy/beam ! Combined flux in latest and established models = 0.0961545 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 9 components and 0.0961545 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=0.160596Jy sigma=0.993111 ! Fit after self-cal, rms=0.159932Jy sigma=0.988287 ! Inverting map ! Added new window around map position (3, -3.8). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0267683 Jy ! Component: 100 - total flux cleaned = 0.0432931 Jy ! Total flux subtracted in 100 components = 0.0432931 Jy ! Clean residual min=-0.012239 max=0.022622 Jy/beam ! Clean residual mean=-0.000290 rms=0.003949 Jy/beam ! Combined flux in latest and established models = 0.139448 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 21 components and 0.139448 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=0.150122Jy sigma=0.928047 ! Fit after self-cal, rms=0.149522Jy sigma=0.922859 ! 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=0.8719 mas, bmaj=2.74 mas, bpa=-10.94 degrees ! Estimated noise=0.633313 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 = 0.0342707 Jy ! Component: 100 - total flux cleaned = 0.0574557 Jy ! Component: 150 - total flux cleaned = 0.0747208 Jy ! Component: 200 - total flux cleaned = 0.0876701 Jy ! Total flux subtracted in 200 components = 0.0876701 Jy ! Clean residual min=-0.021344 max=0.046350 Jy/beam ! Clean residual mean=-0.000735 rms=0.009086 Jy/beam ! Combined flux in latest and established models = 0.227118 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 34 components and 0.227118 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=0.137389Jy sigma=0.863535 ! Fit after self-cal, rms=0.136765Jy sigma=0.857233 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8719 x 2.74 at -10.94 degrees (North through East) ! Clean map min=-0.019761 max=0.082415 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! FD 1.97 HN 2.08 KP 0.81 LA 0.61 ! MK 1.47 NL 2.46 OV 2.82 PT 0.49 ! SC 1.12 ! ! Telescope amplitude corrections in sub-array 2: ! BR 2.38 FD 3.32 KP 1.24 LA 0.70 ! MK 1.24 NL 1.56 OV 1.02 PT 0.46 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! FD 1.90 HN 2.01 KP 0.81 LA 0.63 ! MK 1.43 NL 2.92 OV 2.77 PT 0.48 ! SC 1.23 ! ! Telescope amplitude corrections in sub-array 2: ! BR 2.29 FD 3.01 KP 1.28 LA 0.70 ! MK 1.41 NL 1.64 OV 1.04 PT 0.45 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! FD 1.88 HN 2.25 KP 0.81 LA 0.62 ! MK 1.37 NL 2.89 OV 2.64 PT 0.51 ! SC 1.33 ! ! Telescope amplitude corrections in sub-array 2: ! BR 2.46 FD 3.10 KP 1.29 LA 0.70 ! MK 1.18 NL 1.56 OV 1.02 PT 0.47 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! FD 1.88 HN 2.18 KP 0.81 LA 0.62 ! MK 1.44 NL 2.50 OV 2.87 PT 0.50 ! SC 1.22 ! ! Telescope amplitude corrections in sub-array 2: ! BR 2.55 FD 3.72 KP 1.32 LA 0.72 ! MK 1.40 NL 1.89 OV 0.92 PT 0.45 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! FD 1.89 HN 2.35 KP 0.82 LA 0.62 ! MK 1.54 NL 2.63 OV 3.13 PT 0.50 ! SC 1.22 ! ! Telescope amplitude corrections in sub-array 2: ! BR 2.59 FD 3.04 KP 1.31 LA 0.73 ! MK 1.31 NL 1.53 OV 1.07 PT 0.46 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! FD 1.92 HN 2.09 KP 0.84 LA 0.62 ! MK 1.57 NL 2.59 OV 2.99 PT 0.51 ! SC 1.26 ! ! Telescope amplitude corrections in sub-array 2: ! BR 2.36 FD 3.11 KP 1.28 LA 0.70 ! MK 1.10 NL 1.48 OV 0.99 PT 0.48 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! FD 2.00 HN 1.92 KP 0.82 LA 0.63 ! MK 1.50 NL 2.11 OV 2.80 PT 0.50 ! SC 1.14 ! ! Telescope amplitude corrections in sub-array 2: ! BR 2.60 FD 3.33 KP 1.31 LA 0.72 ! MK 1.31 NL 1.70 OV 0.92 PT 0.47 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! FD 1.93 HN 1.59 KP 0.83 LA 0.62 ! MK 1.49 NL 2.62 OV 3.13 PT 0.50 ! SC 1.05 ! ! Telescope amplitude corrections in sub-array 2: ! BR 2.51 FD 3.23 KP 1.27 LA 0.72 ! MK 1.33 NL 1.57 OV 1.01 PT 0.47 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! FD 1.95 HN 1.70 KP 0.84 LA 0.63 ! MK 1.50 NL 2.28 OV 2.92 PT 0.50 ! SC 1.19 ! ! Telescope amplitude corrections in sub-array 2: ! BR 2.41 FD 3.63 KP 1.37 LA 0.72 ! MK 1.46 NL 1.67 OV 0.96 PT 0.47 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! FD 1.97 HN 1.79 KP 0.82 LA 0.64 ! MK 1.51 NL 2.47 OV 2.88 PT 0.51 ! SC 1.09 ! ! Telescope amplitude corrections in sub-array 2: ! BR 2.33 FD 2.86 KP 1.29 LA 0.72 ! MK 1.44 NL 1.64 OV 1.00 PT 0.47 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! FD 2.00 HN 1.93 KP 0.83 LA 0.64 ! MK 1.49 NL 2.40 OV 2.95 PT 0.51 ! SC 1.09 ! ! Telescope amplitude corrections in sub-array 2: ! BR 2.39 FD 2.93 KP 1.25 LA 0.72 ! MK 1.15 NL 1.69 OV 1.03 PT 0.49 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! FD 2.06 HN 1.63 KP 0.79 LA 0.66 ! MK 1.47 NL 2.32 OV 2.96 PT 0.49 ! SC 1.13 ! ! Telescope amplitude corrections in sub-array 2: ! BR 2.25 FD 2.99 KP 1.32 LA 0.72 ! MK 1.21 NL 1.73 OV 0.93 PT 0.46 ! ! ! Fit before self-cal, rms=0.136765Jy sigma=0.857233 ! Fit after self-cal, rms=0.272309Jy sigma=0.555982 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.9496 mas, bmaj=2.909 mas, bpa=-9.187 degrees ! Estimated noise=0.801141 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 (7.8, -4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0116782 Jy ! Component: 100 - total flux cleaned = 0.0112005 Jy ! Component: 150 - total flux cleaned = 0.0111943 Jy ! Component: 200 - total flux cleaned = 0.0107776 Jy ! Total flux subtracted in 200 components = 0.0107776 Jy ! Clean residual min=-0.014690 max=0.018747 Jy/beam ! Clean residual mean=-0.000006 rms=0.003508 Jy/beam ! Combined flux in latest and established models = 0.237895 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 48 components and 0.237895 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=0.266070Jy sigma=0.538326 ! Fit after self-cal, rms=0.271404Jy sigma=0.524875 ! 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=0.271404Jy sigma=0.524875 ! Fit after self-cal, rms=0.248018Jy sigma=0.521562 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9316 mas, bmaj=2.88 mas, bpa=-9.237 degrees ! Estimated noise=0.792256 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00407448 Jy ! Component: 100 - total flux cleaned = 0.00266598 Jy ! Component: 150 - total flux cleaned = 0.00204053 Jy ! Component: 200 - total flux cleaned = 0.00203938 Jy ! Total flux subtracted in 200 components = 0.00203938 Jy ! Clean residual min=-0.010431 max=0.017130 Jy/beam ! Clean residual mean=-0.000032 rms=0.002945 Jy/beam ! Combined flux in latest and established models = 0.239935 Jy selfcal ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 56 components and 0.239935 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=0.245842Jy sigma=0.515137 ! Fit after self-cal, rms=0.245095Jy sigma=0.514208 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 (-4.4, 7.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0114587 Jy ! Component: 100 - total flux cleaned = 0.0106552 Jy ! Component: 150 - total flux cleaned = 0.0113699 Jy ! Component: 200 - total flux cleaned = 0.0110221 Jy ! Total flux subtracted in 200 components = 0.0110221 Jy ! Clean residual min=-0.011250 max=0.013319 Jy/beam ! Clean residual mean=0.000032 rms=0.002741 Jy/beam ! Combined flux in latest and established models = 0.250957 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 71 components and 0.250957 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=0.241831Jy sigma=0.504602 ! Fit after self-cal, rms=0.240404Jy sigma=0.502491 ! Inverting map ! Added new window around map position (15.6, -24.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00693001 Jy ! Component: 100 - total flux cleaned = 0.00692285 Jy ! Component: 150 - total flux cleaned = 0.00693182 Jy ! Component: 200 - total flux cleaned = 0.00759738 Jy ! Total flux subtracted in 200 components = 0.00759738 Jy ! Clean residual min=-0.010686 max=0.010226 Jy/beam ! Clean residual mean=0.000049 rms=0.002636 Jy/beam ! Combined flux in latest and established models = 0.258554 Jy ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 83 components and 0.258554 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=0.237291Jy sigma=0.497568 ! Fit after self-cal, rms=0.236576Jy sigma=0.497018 ! 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=0.236576Jy sigma=0.497018 ! Fit after self-cal, rms=0.163786Jy sigma=0.483831 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9169 mas, bmaj=2.792 mas, bpa=-10.03 degrees ! Estimated noise=0.738994 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0111439 Jy ! Component: 100 - total flux cleaned = 0.0144333 Jy ! Component: 150 - total flux cleaned = 0.0156529 Jy ! Component: 200 - total flux cleaned = 0.0162831 Jy ! Total flux subtracted in 200 components = 0.0162831 Jy ! Clean residual min=-0.007184 max=0.007321 Jy/beam ! Clean residual mean=0.000032 rms=0.001840 Jy/beam ! Combined flux in latest and established models = 0.274837 Jy selfcal ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 93 components and 0.274837 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=0.162232Jy sigma=0.474786 ! Fit after self-cal, rms=0.160542Jy sigma=0.473579 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 = 0.00183921 Jy ! Component: 100 - total flux cleaned = 0.00183477 Jy ! Component: 150 - total flux cleaned = 0.0018309 Jy ! Component: 200 - total flux cleaned = 0.00182863 Jy ! Total flux subtracted in 200 components = 0.00182863 Jy ! Clean residual min=-0.007186 max=0.006619 Jy/beam ! Clean residual mean=0.000030 rms=0.001780 Jy/beam ! Combined flux in latest and established models = 0.276666 Jy ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 104 components and 0.276666 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=0.159816Jy sigma=0.470837 ! Fit after self-cal, rms=0.159529Jy sigma=0.470635 ! 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=0.159529Jy sigma=0.470635 ! Fit after self-cal, rms=0.138670Jy sigma=0.466154 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.709 mas, bmaj=8.097 mas, bpa=2.585 degrees ! Estimated noise=0.790987 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00616224 Jy ! Component: 100 - total flux cleaned = 0.00686811 Jy ! Component: 150 - total flux cleaned = 0.00752793 Jy ! Component: 200 - total flux cleaned = 0.00752249 Jy ! Total flux subtracted in 200 components = 0.00752249 Jy ! Clean residual min=-0.006678 max=0.006420 Jy/beam ! Clean residual mean=0.000033 rms=0.001970 Jy/beam ! Combined flux in latest and established models = 0.284188 Jy selfcal ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 115 components and 0.284188 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=0.138476Jy sigma=0.463220 ! Fit after self-cal, rms=0.137820Jy sigma=0.462763 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 = 0.000510749 Jy ! Component: 100 - total flux cleaned = 0.000411903 Jy ! Component: 150 - total flux cleaned = 0.000409425 Jy ! Component: 200 - total flux cleaned = 0.000494391 Jy ! Total flux subtracted in 200 components = 0.000494391 Jy ! Clean residual min=-0.006123 max=0.006099 Jy/beam ! Clean residual mean=0.000036 rms=0.001915 Jy/beam ! Combined flux in latest and established models = 0.284683 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 123 components and 0.284683 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=0.137724Jy sigma=0.461971 ! Fit after self-cal, rms=0.137628Jy sigma=0.461888 ! 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=0.9158 mas, bmaj=2.776 mas, bpa=-10.41 degrees ! Estimated noise=0.714185 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9158 x 2.776 at -10.41 degrees (North through East) ! Clean map min=-0.011394 max=0.088537 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=0.6477 mas, bmaj=2.051 mas, bpa=-12.71 degrees ! Estimated noise=1.66866 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0799716 Jy ! Component: 100 - total flux cleaned = 0.117891 Jy ! Component: 150 - total flux cleaned = 0.146887 Jy ! Component: 200 - total flux cleaned = 0.171067 Jy ! Total flux subtracted in 200 components = 0.171067 Jy ! Clean residual min=-0.014949 max=0.021827 Jy/beam ! Clean residual mean=-0.000182 rms=0.003601 Jy/beam ! Combined flux in latest and established models = 0.171067 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 23 model components to the UV plane model. ! The established model now contains 23 components and 0.171067 Jy ! Inverting map and beam ! Estimated beam: bmin=0.9158 mas, bmaj=2.776 mas, bpa=-10.41 degrees ! Estimated noise=0.714185 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) ! Added new window around map position (1.8, -5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0320327 Jy ! Component: 100 - total flux cleaned = 0.0545741 Jy ! Component: 150 - total flux cleaned = 0.0718393 Jy ! Component: 200 - total flux cleaned = 0.0822566 Jy ! Total flux subtracted in 200 components = 0.0822566 Jy ! Clean residual min=-0.009097 max=0.012241 Jy/beam ! Clean residual mean=-0.000148 rms=0.002461 Jy/beam ! Combined flux in latest and established models = 0.253324 Jy ! Adding 29 model components to the UV plane model. ! The established model now contains 46 components and 0.253324 Jy ! Inverting map ! Added new window around map position (9, -27.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.010659 Jy ! Component: 100 - total flux cleaned = 0.0169375 Jy ! Component: 150 - total flux cleaned = 0.0209641 Jy ! Component: 200 - total flux cleaned = 0.0228819 Jy ! Total flux subtracted in 200 components = 0.0228819 Jy ! Clean residual min=-0.007955 max=0.007513 Jy/beam ! Clean residual mean=-0.000046 rms=0.001811 Jy/beam ! Combined flux in latest and established models = 0.276206 Jy ! Adding 34 model components to the UV plane model. ! The established model now contains 64 components and 0.276206 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=2.709 mas, bmaj=8.097 mas, bpa=2.585 degrees ! Estimated noise=0.790987 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00293812 Jy ! Component: 100 - total flux cleaned = 0.00405716 Jy ! Component: 150 - total flux cleaned = 0.00489082 Jy ! Component: 200 - total flux cleaned = 0.00533594 Jy ! Total flux subtracted in 200 components = 0.00533594 Jy ! Clean residual min=-0.007950 max=0.007113 Jy/beam ! Clean residual mean=-0.000025 rms=0.002296 Jy/beam ! Combined flux in latest and established models = 0.281542 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 = 0.000547743 Jy ! Component: 100 - total flux cleaned = 0.000802636 Jy ! Component: 150 - total flux cleaned = 0.00104726 Jy ! Component: 200 - total flux cleaned = 0.00116233 Jy ! Total flux subtracted in 200 components = 0.00116233 Jy ! Clean residual min=-0.007450 max=0.006946 Jy/beam ! Clean residual mean=-0.000012 rms=0.002203 Jy/beam ! Combined flux in latest and established models = 0.282704 Jy ! Adding 36 model components to the UV plane model. ! The established model now contains 94 components and 0.282704 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.9158 mas, bmaj=2.776 mas, bpa=-10.41 degrees ! Estimated noise=0.714185 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00131469 Jy ! Component: 100 - total flux cleaned = 0.00197231 Jy ! Component: 150 - total flux cleaned = 0.00235734 Jy ! Component: 200 - total flux cleaned = 0.00218301 Jy ! Total flux subtracted in 200 components = 0.00218301 Jy ! Clean residual min=-0.006637 max=0.005407 Jy/beam ! Clean residual mean=0.000004 rms=0.001511 Jy/beam ! Combined flux in latest and established models = 0.284887 Jy selfcal ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 108 components and 0.284887 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=0.137989Jy sigma=0.464938 ! Fit after self-cal, rms=0.137690Jy sigma=0.463512 wmodel J2257-3627_X_map.mod ! Writing 108 model components to file: J2257-3627_X_map.mod wobs J2257-3627_X_uvs.fits ! Writing UV FITS file: J2257-3627_X_uvs.fits wwins J2257-3627_X_map.win ! wwins: Wrote 7 windows to J2257-3627_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 = -0.00177715 Jy ! Component: 100 - total flux cleaned = -0.002275 Jy ! Component: 150 - total flux cleaned = -0.00217917 Jy ! Component: 200 - total flux cleaned = -0.002269 Jy ! Component: 250 - total flux cleaned = -0.00227146 Jy ! Component: 300 - total flux cleaned = -0.00227055 Jy ! Component: 350 - total flux cleaned = -0.0021103 Jy ! Component: 400 - total flux cleaned = -0.00226449 Jy ! Component: 450 - total flux cleaned = -0.00211366 Jy ! Component: 500 - total flux cleaned = -0.00211422 Jy ! Component: 550 - total flux cleaned = -0.00204445 Jy ! Component: 600 - total flux cleaned = -0.00204473 Jy ! Component: 650 - total flux cleaned = -0.00171084 Jy ! Component: 700 - total flux cleaned = -0.00171057 Jy ! Component: 750 - total flux cleaned = -0.0017729 Jy ! Component: 800 - total flux cleaned = -0.00152519 Jy ! Component: 850 - total flux cleaned = -0.00152475 Jy ! Component: 900 - total flux cleaned = -0.00116726 Jy ! Component: 950 - total flux cleaned = -0.00105106 Jy ! Component: 1000 - total flux cleaned = -0.000765269 Jy ! Component: 1050 - total flux cleaned = -0.000652327 Jy ! Component: 1100 - total flux cleaned = -0.000541818 Jy ! Component: 1150 - total flux cleaned = -0.00037938 Jy ! Component: 1200 - total flux cleaned = -0.000272666 Jy ! Component: 1250 - total flux cleaned = -0.000325709 Jy ! Component: 1300 - total flux cleaned = -0.000377971 Jy ! Component: 1350 - total flux cleaned = -0.000276043 Jy ! Component: 1400 - total flux cleaned = -0.000326203 Jy ! Component: 1450 - total flux cleaned = -0.000376325 Jy ! Component: 1500 - total flux cleaned = -0.000377735 Jy ! Component: 1550 - total flux cleaned = -0.000378155 Jy ! Component: 1600 - total flux cleaned = -0.000378565 Jy ! Component: 1650 - total flux cleaned = -0.000285322 Jy ! Component: 1700 - total flux cleaned = -0.000194793 Jy ! Component: 1750 - total flux cleaned = -0.000104688 Jy ! Component: 1800 - total flux cleaned = -1.55958e-05 Jy ! Component: 1850 - total flux cleaned = 0.000116322 Jy ! Component: 1900 - total flux cleaned = 0.000246279 Jy ! Component: 1950 - total flux cleaned = 0.000245747 Jy ! Component: 2000 - total flux cleaned = 0.000287845 Jy ! Component: 2050 - total flux cleaned = 0.000454622 Jy ! Component: 2100 - total flux cleaned = 0.00053667 Jy ! Component: 2150 - total flux cleaned = 0.000616771 Jy ! Component: 2200 - total flux cleaned = 0.000695676 Jy ! Component: 2250 - total flux cleaned = 0.000616963 Jy ! Component: 2300 - total flux cleaned = 0.00065707 Jy ! Component: 2350 - total flux cleaned = 0.000888814 Jy ! Component: 2400 - total flux cleaned = 0.000889039 Jy ! Component: 2450 - total flux cleaned = 0.000965243 Jy ! Component: 2500 - total flux cleaned = 0.00107632 Jy ! Component: 2550 - total flux cleaned = 0.00107594 Jy ! Component: 2600 - total flux cleaned = 0.00129305 Jy ! Component: 2650 - total flux cleaned = 0.00136421 Jy ! Component: 2700 - total flux cleaned = 0.00147006 Jy ! Component: 2750 - total flux cleaned = 0.00153983 Jy ! Component: 2800 - total flux cleaned = 0.00164285 Jy ! Component: 2850 - total flux cleaned = 0.00177911 Jy ! Component: 2900 - total flux cleaned = 0.00184631 Jy ! Component: 2950 - total flux cleaned = 0.00201294 Jy ! Component: 3000 - total flux cleaned = 0.00217745 Jy ! Component: 3050 - total flux cleaned = 0.00230762 Jy ! Component: 3100 - total flux cleaned = 0.00250038 Jy ! Component: 3150 - total flux cleaned = 0.00262832 Jy ! Component: 3200 - total flux cleaned = 0.00272267 Jy ! Component: 3250 - total flux cleaned = 0.0029706 Jy ! Component: 3300 - total flux cleaned = 0.00300105 Jy ! Component: 3350 - total flux cleaned = 0.003062 Jy ! Component: 3400 - total flux cleaned = 0.00330193 Jy ! Component: 3450 - total flux cleaned = 0.00345018 Jy ! Component: 3500 - total flux cleaned = 0.003597 Jy ! Component: 3550 - total flux cleaned = 0.00368373 Jy ! Component: 3600 - total flux cleaned = 0.00391318 Jy ! Component: 3650 - total flux cleaned = 0.00408301 Jy ! Component: 3700 - total flux cleaned = 0.0041669 Jy ! Component: 3750 - total flux cleaned = 0.0043055 Jy ! Component: 3800 - total flux cleaned = 0.00444257 Jy ! Component: 3850 - total flux cleaned = 0.00455109 Jy ! Component: 3900 - total flux cleaned = 0.00471224 Jy ! Component: 3950 - total flux cleaned = 0.00476553 Jy ! Component: 4000 - total flux cleaned = 0.00487106 Jy ! Component: 4050 - total flux cleaned = 0.00500185 Jy ! Total flux subtracted in 4096 components = 0.0050016 Jy ! Clean residual min=-0.001483 max=0.001357 Jy/beam ! Clean residual mean=-0.000001 rms=0.000464 Jy/beam ! Combined flux in latest and established models = 0.289889 Jy keep ! Adding 252 model components to the UV plane model. ! The established model now contains 355 components and 0.289889 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /image_prod/ug002_uva//J2257-3627_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9158 x 2.776 at -10.41 degrees (North through East) ! Clean map min=-0.0083766 max=0.1012 Jy/beam ! Writing clean map to FITS file: /image_prod/ug002_uva//J2257-3627_X_map.fits wmodel /image_prod/ug002_uva//J2257-3627_X_map.mod ! Writing 355 model components to file: /image_prod/ug002_uva//J2257-3627_X_map.mod wobs /image_prod/ug002_uva//J2257-3627_X_uvs.fits ! Writing UV FITS file: /image_prod/ug002_uva//J2257-3627_X_uvs.fits wwins /image_prod/ug002_uva//J2257-3627_X_map.win ! wwins: Wrote 8 windows to /image_prod/ug002_uva//J2257-3627_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.101196 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000457109 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -1.35512 1.35512 2.71023 5.42047 10.8409 21.6819 43.3637 86.7275 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0013 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.101 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 221.383 quit ! Quitting program ! Log file /image_prod/ug002_uva//J2257-3627_X_dfm.log closed on Thu Mar 5 06:01:24 2020