! Started logfile: /image_prod/ug002_uva//J0431+1731_X_dfm.log on Wed Mar 4 20:22:46 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//J0431+1731_X_uva.fits ! Reading UV FITS file: /image_prod/ug002_uva//J0431+1731_X_uva.fits ! AN table 1: 75 integrations on 36 of 36 possible baselines. ! Apparent sampling: 0.976296 visibilities/baseline/integration-bin. ! Found source: J0431+1731 ! ! 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 31632 visibilities. select rr, 1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16 ! Restricting channel ranges to the available 12 channels. ! Selecting polarization: RR, channels: 1..12 ! Reading IF 1 channels: 1..1 ! Reading IF 2 channels: 2..2 ! Reading IF 3 channels: 3..3 ! Reading IF 4 channels: 4..4 ! Reading IF 5 channels: 5..5 ! Reading IF 6 channels: 6..6 ! Reading IF 7 channels: 7..7 ! Reading IF 8 channels: 8..8 ! Reading IF 9 channels: 9..9 ! Reading IF 10 channels: 10..10 ! Reading IF 11 channels: 11..11 ! Reading IF 12 channels: 12..12 print "field_size =", field_size ! field_size = 1024 print "field_cell =", field_cell ! field_cell = 0.2 print "taper_size =", taper_size ! taper_size = 70 ![@/opt64/bin/pima_mupet_01.dfm J0431+1731_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 9 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 9 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 9 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 9 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 9 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 9 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 9 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 9 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 9 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 9 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 9 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 9 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.011752Jy sigma=9.560612 ! Fit after self-cal, rms=0.859793Jy sigma=8.093113 ! 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=0.6645 mas, bmaj=1.593 mas, bpa=-1.962 degrees ! Estimated noise=0.871289 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 = 0.106371 Jy ! Component: 100 - total flux cleaned = 0.134146 Jy ! Total flux subtracted in 100 components = 0.134146 Jy ! Clean residual min=-0.005134 max=0.011645 Jy/beam ! Clean residual mean=-0.000002 rms=0.001072 Jy/beam ! Combined flux in latest and established models = 0.134146 Jy ! Performing phase self-cal ! Adding 5 model components to the UV plane model. ! The established model now contains 5 components and 0.134146 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=0.055472Jy sigma=0.494718 ! Fit after self-cal, rms=0.055463Jy sigma=0.494505 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0124317 Jy ! Component: 100 - total flux cleaned = 0.0185101 Jy ! Total flux subtracted in 100 components = 0.0185101 Jy ! Clean residual min=-0.004120 max=0.005155 Jy/beam ! Clean residual mean=-0.000001 rms=0.000750 Jy/beam ! Combined flux in latest and established models = 0.152657 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 9 components and 0.152657 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=0.052511Jy sigma=0.464100 ! Fit after self-cal, rms=0.052518Jy sigma=0.464005 ! Inverting map ! Added new window around map position (-2, -1.6). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00343239 Jy ! Component: 100 - total flux cleaned = 0.00480009 Jy ! Total flux subtracted in 100 components = 0.00480009 Jy ! Clean residual min=-0.003726 max=0.004834 Jy/beam ! Clean residual mean=-0.000002 rms=0.000690 Jy/beam ! Combined flux in latest and established models = 0.157457 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 17 components and 0.157457 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=0.052197Jy sigma=0.461035 ! Fit after self-cal, rms=0.052173Jy sigma=0.460723 ! Inverting map ! Added new window around map position (-1.4, 1.8). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00375073 Jy ! Component: 100 - total flux cleaned = 0.00515646 Jy ! Total flux subtracted in 100 components = 0.00515646 Jy ! Clean residual min=-0.003431 max=0.003780 Jy/beam ! Clean residual mean=-0.000002 rms=0.000637 Jy/beam ! Combined flux in latest and established models = 0.162613 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 23 components and 0.162613 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=0.051857Jy sigma=0.458011 ! Fit after self-cal, rms=0.051831Jy sigma=0.457792 ! 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=0.8706 mas, bmaj=1.888 mas, bpa=-1.066 degrees ! Estimated noise=0.429136 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 = 0.00143011 Jy ! Component: 100 - total flux cleaned = 0.00138936 Jy ! Component: 150 - total flux cleaned = 0.00130881 Jy ! Component: 200 - total flux cleaned = 0.0013092 Jy ! Total flux subtracted in 200 components = 0.0013092 Jy ! Clean residual min=-0.002862 max=0.003182 Jy/beam ! Clean residual mean=-0.000003 rms=0.000610 Jy/beam ! Combined flux in latest and established models = 0.163922 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 32 components and 0.163922 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=0.051742Jy sigma=0.457049 ! Fit after self-cal, rms=0.051737Jy sigma=0.457007 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8706 x 1.888 at -1.066 degrees (North through East) ! Clean map min=-0.0026178 max=0.14114 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 1.03 HN 0.92 KP 1.07 ! LA 1.04 MK 1.06 OV 0.94 PT 0.95 ! SC 1.01 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 1.03 HN 0.94 KP 1.06 ! LA 1.04 MK 1.07 OV 0.95 PT 0.94 ! SC 1.00 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 1.06 HN 0.90 KP 1.06 ! LA 1.05 MK 1.05 OV 0.96 PT 0.94 ! SC 0.99 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 1.03 HN 0.92 KP 1.07 ! LA 1.03 MK 1.08 OV 0.94 PT 0.95 ! SC 1.03 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 1.03 HN 0.92 KP 1.06 ! LA 1.04 MK 1.06 OV 0.95 PT 0.92 ! SC 1.02 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 1.03 HN 0.93 KP 1.04 ! LA 1.05 MK 1.04 OV 0.92 PT 0.95 ! SC 0.98 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 1.02 HN 0.93 KP 1.06 ! LA 1.05 MK 1.10 OV 0.93 PT 0.93 ! SC 0.97 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 1.04 HN 0.91 KP 1.08 ! LA 1.01 MK 1.06 OV 0.94 PT 0.96 ! SC 1.02 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 1.03 HN 0.91 KP 1.04 ! LA 1.07 MK 1.04 OV 0.94 PT 0.93 ! SC 0.99 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 1.03 HN 0.93 KP 1.05 ! LA 1.03 MK 1.05 OV 0.96 PT 0.96 ! SC 0.98 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 1.03 HN 0.92 KP 1.03 ! LA 1.06 MK 1.05 OV 0.95 PT 0.96 ! SC 0.99 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 1.03 HN 0.93 KP 1.05 ! LA 1.02 MK 1.05 OV 0.94 PT 0.94 ! SC 1.00 ! ! ! Fit before self-cal, rms=0.051737Jy sigma=0.457007 ! Fit after self-cal, rms=0.050320Jy sigma=0.447051 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.8749 mas, bmaj=1.886 mas, bpa=-0.9018 degrees ! Estimated noise=0.428192 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 (-4.2, 2.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000918682 Jy ! Component: 100 - total flux cleaned = 0.00117331 Jy ! Component: 150 - total flux cleaned = 0.00137493 Jy ! Component: 200 - total flux cleaned = 0.00155491 Jy ! Total flux subtracted in 200 components = 0.00155491 Jy ! Clean residual min=-0.001393 max=0.001682 Jy/beam ! Clean residual mean=0.000000 rms=0.000325 Jy/beam ! Combined flux in latest and established models = 0.165477 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 51 components and 0.165477 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=0.050225Jy sigma=0.446169 ! Fit after self-cal, rms=0.050219Jy sigma=0.446053 ! Inverting map ! Added new window around map position (12.6, 13). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00120076 Jy ! Component: 100 - total flux cleaned = 0.00162149 Jy ! Component: 150 - total flux cleaned = 0.00186991 Jy ! Component: 200 - total flux cleaned = 0.00195484 Jy ! Total flux subtracted in 200 components = 0.00195484 Jy ! Clean residual min=-0.001338 max=0.001369 Jy/beam ! Clean residual mean=-0.000000 rms=0.000305 Jy/beam ! Combined flux in latest and established models = 0.167432 Jy ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 64 components and 0.167432 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=0.050165Jy sigma=0.445537 ! Fit after self-cal, rms=0.050163Jy sigma=0.445516 ! 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=0.050163Jy sigma=0.445516 ! Fit after self-cal, rms=0.050324Jy sigma=0.442954 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.877 mas, bmaj=1.884 mas, bpa=-1.052 degrees ! Estimated noise=0.42863 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -4.77208e-05 Jy ! Component: 100 - total flux cleaned = 0.000243496 Jy ! Component: 150 - total flux cleaned = 0.000459955 Jy ! Component: 200 - total flux cleaned = 0.000585141 Jy ! Total flux subtracted in 200 components = 0.000585141 Jy ! Clean residual min=-0.000978 max=0.001033 Jy/beam ! Clean residual mean=-0.000000 rms=0.000205 Jy/beam ! Combined flux in latest and established models = 0.168017 Jy selfcal ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 81 components and 0.168017 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=0.050294Jy sigma=0.442679 ! Fit after self-cal, rms=0.050300Jy sigma=0.442656 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 (-2.2, 2.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000381881 Jy ! Component: 100 - total flux cleaned = 0.000338386 Jy ! Component: 150 - total flux cleaned = 0.000336905 Jy ! Component: 200 - total flux cleaned = 0.000320082 Jy ! Total flux subtracted in 200 components = 0.000320082 Jy ! Clean residual min=-0.000925 max=0.000833 Jy/beam ! Clean residual mean=-0.000000 rms=0.000194 Jy/beam ! Combined flux in latest and established models = 0.168337 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 94 components and 0.168337 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=0.050279Jy sigma=0.442456 ! Fit after self-cal, rms=0.050277Jy sigma=0.442451 ! 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=0.050277Jy sigma=0.442451 ! Fit after self-cal, rms=0.050333Jy sigma=0.442369 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8775 mas, bmaj=1.884 mas, bpa=-1.037 degrees ! Estimated noise=0.42871 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 7.75751e-05 Jy ! Component: 100 - total flux cleaned = 0.000251233 Jy ! Component: 150 - total flux cleaned = 0.000385819 Jy ! Component: 200 - total flux cleaned = 0.00043077 Jy ! Total flux subtracted in 200 components = 0.00043077 Jy ! Clean residual min=-0.000817 max=0.000850 Jy/beam ! Clean residual mean=-0.000000 rms=0.000184 Jy/beam ! Combined flux in latest and established models = 0.168768 Jy selfcal ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 100 components and 0.168768 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=0.050320Jy sigma=0.442250 ! Fit after self-cal, rms=0.050320Jy sigma=0.442245 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 (45.2, 42). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000509331 Jy ! Component: 100 - total flux cleaned = 0.000585227 Jy ! Component: 150 - total flux cleaned = 0.000612744 Jy ! Component: 200 - total flux cleaned = 0.000626187 Jy ! Total flux subtracted in 200 components = 0.000626187 Jy ! Clean residual min=-0.000780 max=0.000767 Jy/beam ! Clean residual mean=-0.000000 rms=0.000180 Jy/beam ! Combined flux in latest and established models = 0.169394 Jy ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 108 components and 0.169394 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=0.050307Jy sigma=0.442139 ! Fit after self-cal, rms=0.050306Jy sigma=0.442134 ! Inverting map ! Added new window around map position (-25.2, 24.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000470062 Jy ! Component: 100 - total flux cleaned = 0.000564759 Jy ! Component: 150 - total flux cleaned = 0.000604498 Jy ! Component: 200 - total flux cleaned = 0.000629044 Jy ! Total flux subtracted in 200 components = 0.000629044 Jy ! Clean residual min=-0.000753 max=0.000742 Jy/beam ! Clean residual mean=-0.000000 rms=0.000174 Jy/beam ! Combined flux in latest and established models = 0.170023 Jy ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 124 components and 0.170023 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=0.050294Jy sigma=0.442019 ! Fit after self-cal, rms=0.050294Jy sigma=0.442013 ! 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=0.050294Jy sigma=0.442013 ! Fit after self-cal, rms=0.050319Jy sigma=0.441983 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.235 mas, bmaj=2.911 mas, bpa=10.17 degrees ! Estimated noise=0.545924 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000262052 Jy ! Component: 100 - total flux cleaned = 0.000431735 Jy ! Component: 150 - total flux cleaned = 0.000541694 Jy ! Component: 200 - total flux cleaned = 0.00059967 Jy ! Total flux subtracted in 200 components = 0.00059967 Jy ! Clean residual min=-0.000842 max=0.000805 Jy/beam ! Clean residual mean=-0.000001 rms=0.000207 Jy/beam ! Combined flux in latest and established models = 0.170623 Jy selfcal ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 151 components and 0.170623 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=0.050317Jy sigma=0.441956 ! Fit after self-cal, rms=0.050317Jy sigma=0.441952 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 = 0.000118945 Jy ! Component: 100 - total flux cleaned = 0.000173058 Jy ! Component: 150 - total flux cleaned = 0.000206117 Jy ! Component: 200 - total flux cleaned = 0.00022144 Jy ! Total flux subtracted in 200 components = 0.00022144 Jy ! Clean residual min=-0.000827 max=0.000758 Jy/beam ! Clean residual mean=-0.000001 rms=0.000202 Jy/beam ! Combined flux in latest and established models = 0.170844 Jy ! Performing phase self-cal ! Adding 34 model components to the UV plane model. ! The established model now contains 161 components and 0.170844 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=0.050316Jy sigma=0.441943 ! Fit after self-cal, rms=0.050316Jy sigma=0.441942 ! 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=0.8775 mas, bmaj=1.884 mas, bpa=-1.037 degrees ! Estimated noise=0.428806 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8775 x 1.884 at -1.037 degrees (North through East) ! Clean map min=-0.00078847 max=0.14127 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=0.6728 mas, bmaj=1.589 mas, bpa=-2.037 degrees ! Estimated noise=0.870141 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.106072 Jy ! Component: 100 - total flux cleaned = 0.133482 Jy ! Component: 150 - total flux cleaned = 0.145261 Jy ! Component: 200 - total flux cleaned = 0.151133 Jy ! Total flux subtracted in 200 components = 0.151133 Jy ! Clean residual min=-0.001875 max=0.003165 Jy/beam ! Clean residual mean=0.000000 rms=0.000464 Jy/beam ! Combined flux in latest and established models = 0.151133 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 9 model components to the UV plane model. ! The established model now contains 9 components and 0.151133 Jy ! Inverting map and beam ! Estimated beam: bmin=0.8775 mas, bmaj=1.884 mas, bpa=-1.037 degrees ! Estimated noise=0.428806 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 (-0.6, 0.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00551252 Jy ! Component: 100 - total flux cleaned = 0.00879256 Jy ! Component: 150 - total flux cleaned = 0.0108754 Jy ! Component: 200 - total flux cleaned = 0.0123062 Jy ! Total flux subtracted in 200 components = 0.0123062 Jy ! Clean residual min=-0.000899 max=0.000997 Jy/beam ! Clean residual mean=0.000001 rms=0.000227 Jy/beam ! Combined flux in latest and established models = 0.163439 Jy ! Adding 25 model components to the UV plane model. ! The established model now contains 28 components and 0.163439 Jy ! Inverting map ! Added new window around map position (6.8, -11). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00117092 Jy ! Component: 100 - total flux cleaned = 0.00215792 Jy ! Component: 150 - total flux cleaned = 0.00301514 Jy ! Component: 200 - total flux cleaned = 0.00359087 Jy ! Total flux subtracted in 200 components = 0.00359087 Jy ! Clean residual min=-0.000794 max=0.000831 Jy/beam ! Clean residual mean=0.000000 rms=0.000193 Jy/beam ! Combined flux in latest and established models = 0.16703 Jy ! Adding 28 model components to the UV plane model. ! The established model now contains 45 components and 0.16703 Jy ! Inverting map ! Added new window around map position (34, -45.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000578609 Jy ! Component: 100 - total flux cleaned = 0.000941324 Jy ! Component: 150 - total flux cleaned = 0.00120676 Jy ! Component: 200 - total flux cleaned = 0.00143446 Jy ! Total flux subtracted in 200 components = 0.00143446 Jy ! Clean residual min=-0.000763 max=0.000741 Jy/beam ! Clean residual mean=0.000000 rms=0.000180 Jy/beam ! Combined flux in latest and established models = 0.168465 Jy ! Adding 39 model components to the UV plane model. ! The established model now contains 67 components and 0.168465 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=2.235 mas, bmaj=2.911 mas, bpa=10.17 degrees ! Estimated noise=0.545924 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000651012 Jy ! Component: 100 - total flux cleaned = 0.00106 Jy ! Component: 150 - total flux cleaned = 0.00135827 Jy ! Component: 200 - total flux cleaned = 0.00154609 Jy ! Total flux subtracted in 200 components = 0.00154609 Jy ! Clean residual min=-0.000837 max=0.000706 Jy/beam ! Clean residual mean=0.000000 rms=0.000208 Jy/beam ! Combined flux in latest and established models = 0.170011 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 = 0.000113901 Jy ! Component: 100 - total flux cleaned = 0.000180289 Jy ! Component: 150 - total flux cleaned = 0.000267535 Jy ! Component: 200 - total flux cleaned = 0.000325593 Jy ! Total flux subtracted in 200 components = 0.000325593 Jy ! Clean residual min=-0.000798 max=0.000692 Jy/beam ! Clean residual mean=-0.000000 rms=0.000199 Jy/beam ! Combined flux in latest and established models = 0.170336 Jy ! Adding 58 model components to the UV plane model. ! The established model now contains 116 components and 0.170336 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.8775 mas, bmaj=1.884 mas, bpa=-1.037 degrees ! Estimated noise=0.428806 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000164669 Jy ! Component: 100 - total flux cleaned = -9.25969e-05 Jy ! Component: 150 - total flux cleaned = -5.96107e-05 Jy ! Component: 200 - total flux cleaned = -4.38186e-05 Jy ! Total flux subtracted in 200 components = -4.38186e-05 Jy ! Clean residual min=-0.000698 max=0.000703 Jy/beam ! Clean residual mean=-0.000000 rms=0.000163 Jy/beam ! Combined flux in latest and established models = 0.170292 Jy selfcal ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 133 components and 0.170292 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=0.050305Jy sigma=0.441839 ! Fit after self-cal, rms=0.050298Jy sigma=0.441802 wmodel J0431+1731_X_map.mod ! Writing 133 model components to file: J0431+1731_X_map.mod wobs J0431+1731_X_uvs.fits ! Writing UV FITS file: J0431+1731_X_uvs.fits wwins J0431+1731_X_map.win ! wwins: Wrote 11 windows to J0431+1731_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 = -9.69585e-06 Jy ! Component: 100 - total flux cleaned = -8.16953e-05 Jy ! Component: 150 - total flux cleaned = -8.13214e-05 Jy ! Component: 200 - total flux cleaned = -9.22577e-05 Jy ! Component: 250 - total flux cleaned = -8.13396e-05 Jy ! Component: 300 - total flux cleaned = -0.000102223 Jy ! Component: 350 - total flux cleaned = -0.000132798 Jy ! Component: 400 - total flux cleaned = -0.00017282 Jy ! Component: 450 - total flux cleaned = -0.000192402 Jy ! Component: 500 - total flux cleaned = -0.000211668 Jy ! Component: 550 - total flux cleaned = -0.00022116 Jy ! Component: 600 - total flux cleaned = -0.000230392 Jy ! Component: 650 - total flux cleaned = -0.000230358 Jy ! Component: 700 - total flux cleaned = -0.000230178 Jy ! Component: 750 - total flux cleaned = -0.0002302 Jy ! Component: 800 - total flux cleaned = -0.000221417 Jy ! Component: 850 - total flux cleaned = -0.000221363 Jy ! Component: 900 - total flux cleaned = -0.000230133 Jy ! Component: 950 - total flux cleaned = -0.000195962 Jy ! Component: 1000 - total flux cleaned = -0.000196023 Jy ! Component: 1050 - total flux cleaned = -0.000204443 Jy ! Component: 1100 - total flux cleaned = -0.000212564 Jy ! Component: 1150 - total flux cleaned = -0.000196208 Jy ! Component: 1200 - total flux cleaned = -0.000204359 Jy ! Component: 1250 - total flux cleaned = -0.00018821 Jy ! Component: 1300 - total flux cleaned = -0.000219949 Jy ! Component: 1350 - total flux cleaned = -0.000180466 Jy ! Component: 1400 - total flux cleaned = -0.000180438 Jy ! Component: 1450 - total flux cleaned = -0.000188111 Jy ! Component: 1500 - total flux cleaned = -0.000188095 Jy ! Component: 1550 - total flux cleaned = -0.000180451 Jy ! Component: 1600 - total flux cleaned = -0.000180402 Jy ! Component: 1650 - total flux cleaned = -0.000157888 Jy ! Component: 1700 - total flux cleaned = -0.000165232 Jy ! Component: 1750 - total flux cleaned = -0.000157932 Jy ! Component: 1800 - total flux cleaned = -0.000187082 Jy ! Component: 1850 - total flux cleaned = -0.000172544 Jy ! Component: 1900 - total flux cleaned = -0.000179756 Jy ! Component: 1950 - total flux cleaned = -0.000193976 Jy ! Component: 2000 - total flux cleaned = -0.000201004 Jy ! Component: 2050 - total flux cleaned = -0.000186935 Jy ! Component: 2100 - total flux cleaned = -0.00017999 Jy ! Component: 2150 - total flux cleaned = -0.000173035 Jy ! Component: 2200 - total flux cleaned = -0.000200544 Jy ! Component: 2250 - total flux cleaned = -0.000173153 Jy ! Component: 2300 - total flux cleaned = -0.000186663 Jy ! Component: 2350 - total flux cleaned = -0.00017994 Jy ! Component: 2400 - total flux cleaned = -0.000153156 Jy ! Component: 2450 - total flux cleaned = -0.000159839 Jy ! Component: 2500 - total flux cleaned = -0.000172937 Jy ! Component: 2550 - total flux cleaned = -0.000159872 Jy ! Component: 2600 - total flux cleaned = -0.000153372 Jy ! Component: 2650 - total flux cleaned = -0.000153419 Jy ! Component: 2700 - total flux cleaned = -0.00015343 Jy ! Component: 2750 - total flux cleaned = -0.000147019 Jy ! Component: 2800 - total flux cleaned = -0.000166039 Jy ! Component: 2850 - total flux cleaned = -0.000121737 Jy ! Component: 2900 - total flux cleaned = -0.000121718 Jy ! Component: 2950 - total flux cleaned = -0.000140507 Jy ! Component: 3000 - total flux cleaned = -9.07862e-05 Jy ! Component: 3050 - total flux cleaned = -7.85227e-05 Jy ! Component: 3100 - total flux cleaned = -5.39824e-05 Jy ! Component: 3150 - total flux cleaned = -6.61527e-05 Jy ! Component: 3200 - total flux cleaned = -7.22144e-05 Jy ! Component: 3250 - total flux cleaned = -6.61471e-05 Jy ! Component: 3300 - total flux cleaned = -7.81146e-05 Jy ! Component: 3350 - total flux cleaned = -6.02025e-05 Jy ! Component: 3400 - total flux cleaned = -3.04958e-05 Jy ! Component: 3450 - total flux cleaned = -4.23602e-05 Jy ! Component: 3500 - total flux cleaned = -6.58724e-05 Jy ! Component: 3550 - total flux cleaned = -3.0719e-05 Jy ! Component: 3600 - total flux cleaned = -2.49479e-05 Jy ! Component: 3650 - total flux cleaned = -5.38409e-05 Jy ! Component: 3700 - total flux cleaned = -1.3567e-05 Jy ! Component: 3750 - total flux cleaned = -4.22115e-05 Jy ! Component: 3800 - total flux cleaned = -1.37724e-05 Jy ! Component: 3850 - total flux cleaned = -8.13032e-06 Jy ! Component: 3900 - total flux cleaned = -1.94446e-05 Jy ! Component: 3950 - total flux cleaned = -3.62744e-05 Jy ! Component: 4000 - total flux cleaned = -3.07192e-05 Jy ! Component: 4050 - total flux cleaned = 2.61413e-06 Jy ! Total flux subtracted in 4096 components = -1.40244e-05 Jy ! Clean residual min=-0.000414 max=0.000318 Jy/beam ! Clean residual mean=-0.000000 rms=0.000094 Jy/beam ! Combined flux in latest and established models = 0.170278 Jy keep ! Adding 307 model components to the UV plane model. ! The established model now contains 439 components and 0.170279 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /image_prod/ug002_uva//J0431+1731_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8775 x 1.884 at -1.037 degrees (North through East) ! Clean map min=-0.00045574 max=0.1408 Jy/beam ! Writing clean map to FITS file: /image_prod/ug002_uva//J0431+1731_X_map.fits wmodel /image_prod/ug002_uva//J0431+1731_X_map.mod ! Writing 439 model components to file: /image_prod/ug002_uva//J0431+1731_X_map.mod wobs /image_prod/ug002_uva//J0431+1731_X_uvs.fits ! Writing UV FITS file: /image_prod/ug002_uva//J0431+1731_X_uvs.fits wwins /image_prod/ug002_uva//J0431+1731_X_map.win ! wwins: Wrote 12 windows to /image_prod/ug002_uva//J0431+1731_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.140802 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 9.36676e-05 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.199572 0.199572 0.399145 0.79829 1.59658 3.19316 6.38632 12.7726 25.5453 51.0906 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0002 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.14 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 1503.21 quit ! Quitting program ! Log file /image_prod/ug002_uva//J0431+1731_X_dfm.log closed on Wed Mar 4 20:22:52 2020