! Started logfile: /image_prod/ug002_uva//J1721-2558_X_dfm.log on Thu Mar 5 03:12:40 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//J1721-2558_X_uva.fits ! Reading UV FITS file: /image_prod/ug002_uva//J1721-2558_X_uva.fits ! AN table 1: 60 integrations on 28 of 28 possible baselines. ! Apparent sampling: 0.982143 visibilities/baseline/integration-bin. ! Found source: J1721-2558 ! ! There are 12 IFs, and a total of 12 channels: ! ! IF Channel Frequency Freq offset Number of Overall IF ! origin at origin per channel channels bandwidth ! ------------------------------------------------------------- (Hz) ! 01 1 8.428e+09 3.2e+07 1 3.2e+07 ! 02 2 8.46e+09 3.2e+07 1 3.2e+07 ! 03 3 8.492e+09 3.2e+07 1 3.2e+07 ! 04 4 8.524e+09 3.2e+07 1 3.2e+07 ! 05 5 8.588e+09 3.2e+07 1 3.2e+07 ! 06 6 8.62e+09 3.2e+07 1 3.2e+07 ! 07 7 8.684e+09 3.2e+07 1 3.2e+07 ! 08 8 8.716e+09 3.2e+07 1 3.2e+07 ! 09 9 8.78e+09 3.2e+07 1 3.2e+07 ! 10 10 8.812e+09 3.2e+07 1 3.2e+07 ! 11 11 8.844e+09 3.2e+07 1 3.2e+07 ! 12 12 8.876e+09 3.2e+07 1 3.2e+07 ! ! Polarization(s): RR ! ! Read 121 lines of history. ! ! Reading 19800 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 J1721-2558_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 4 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 4 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 4 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 4 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 4 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 4 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 4 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 4 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 4 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 4 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 4 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 4 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.023736Jy sigma=7.611743 ! Fit after self-cal, rms=0.815326Jy sigma=6.004952 ! 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=0.6214 mas, bmaj=3.271 mas, bpa=-19.28 degrees ! Estimated noise=1.56026 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 = 0.139186 Jy ! Component: 100 - total flux cleaned = 0.173337 Jy ! Total flux subtracted in 100 components = 0.173337 Jy ! Clean residual min=-0.012103 max=0.018924 Jy/beam ! Clean residual mean=-0.000012 rms=0.002833 Jy/beam ! Combined flux in latest and established models = 0.173337 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 8 components and 0.173337 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=0.091619Jy sigma=0.595850 ! Fit after self-cal, rms=0.091594Jy sigma=0.595775 ! Inverting map ! Added new window around map position (1.6, 0.8). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0195767 Jy ! Component: 100 - total flux cleaned = 0.0324053 Jy ! Total flux subtracted in 100 components = 0.0324053 Jy ! Clean residual min=-0.009377 max=0.015616 Jy/beam ! Clean residual mean=-0.000007 rms=0.002143 Jy/beam ! Combined flux in latest and established models = 0.205742 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 23 components and 0.205743 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=0.086367Jy sigma=0.540259 ! Fit after self-cal, rms=0.086204Jy sigma=0.537998 ! 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=0.854 mas, bmaj=3.681 mas, bpa=-17.85 degrees ! Estimated noise=0.702008 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 = 0.0139867 Jy ! Component: 100 - total flux cleaned = 0.0224737 Jy ! Component: 150 - total flux cleaned = 0.025096 Jy ! Component: 200 - total flux cleaned = 0.0271467 Jy ! Total flux subtracted in 200 components = 0.0271467 Jy ! Clean residual min=-0.007272 max=0.011457 Jy/beam ! Clean residual mean=-0.000009 rms=0.002234 Jy/beam ! Combined flux in latest and established models = 0.232889 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 40 components and 0.232889 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=0.084150Jy sigma=0.511483 ! Fit after self-cal, rms=0.084038Jy sigma=0.510812 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.854 x 3.681 at -17.85 degrees (North through East) ! Clean map min=-0.0070762 max=0.18133 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 0.99 HN 0.87 KP 1.02 ! LA 1.01 MK 1.03 NL 1.32 OV 0.88 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 0.98 HN 0.93 KP 1.03 ! LA 1.00 MK 1.04 NL 1.30 OV 0.88 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 0.96 HN 0.93 KP 1.05 ! LA 1.00 MK 1.01 NL 1.30 OV 0.89 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 0.98 HN 0.96 KP 1.02 ! LA 1.02 MK 1.05 NL 1.23 OV 0.86 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 0.99 HN 0.93 KP 1.03 ! LA 0.99 MK 1.04 NL 1.35 OV 0.89 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 0.98 HN 0.95 KP 1.00 ! LA 0.99 MK 1.03 NL 1.35 OV 0.87 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 0.97 HN 0.95 KP 1.02 ! LA 1.00 MK 1.06 NL 1.26 OV 0.86 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 0.98 HN 0.95 KP 1.01 ! LA 0.99 MK 1.04 NL 1.28 OV 0.86 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 0.95 HN 0.89 KP 1.04 ! LA 1.00 MK 1.02 NL 1.29 OV 0.86 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 0.98 HN 0.93 KP 1.00 ! LA 0.99 MK 1.01 NL 1.36 OV 0.88 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 0.96 HN 0.94 KP 1.03 ! LA 1.00 MK 1.00 NL 1.35 OV 0.87 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 1.01 HN 0.98 KP 0.98 ! LA 0.99 MK 0.98 NL 1.25 OV 0.88 ! ! ! Fit before self-cal, rms=0.084038Jy sigma=0.510812 ! Fit after self-cal, rms=0.082137Jy sigma=0.477444 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.8629 mas, bmaj=3.616 mas, bpa=-17.52 degrees ! Estimated noise=0.703976 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 = -0.00445446 Jy ! Component: 100 - total flux cleaned = -0.00446293 Jy ! Component: 150 - total flux cleaned = -0.00446407 Jy ! Component: 200 - total flux cleaned = -0.00470619 Jy ! Total flux subtracted in 200 components = -0.00470619 Jy ! Clean residual min=-0.004238 max=0.003384 Jy/beam ! Clean residual mean=-0.000005 rms=0.000883 Jy/beam ! Combined flux in latest and established models = 0.228183 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 58 components and 0.228183 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=0.081756Jy sigma=0.474618 ! Fit after self-cal, rms=0.081920Jy sigma=0.474111 ! 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=0.081920Jy sigma=0.474111 ! Fit after self-cal, rms=0.082510Jy sigma=0.473635 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.865 mas, bmaj=3.61 mas, bpa=-17.51 degrees ! Estimated noise=0.702679 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00313144 Jy ! Component: 100 - total flux cleaned = -0.00304415 Jy ! Component: 150 - total flux cleaned = -0.00311298 Jy ! Component: 200 - total flux cleaned = -0.00322879 Jy ! Total flux subtracted in 200 components = -0.00322879 Jy ! Clean residual min=-0.003758 max=0.002951 Jy/beam ! Clean residual mean=-0.000004 rms=0.000754 Jy/beam ! Combined flux in latest and established models = 0.224954 Jy selfcal ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 63 components and 0.224954 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=0.082323Jy sigma=0.472266 ! Fit after self-cal, rms=0.082320Jy sigma=0.472115 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 = -0.00064028 Jy ! Component: 100 - total flux cleaned = -0.0006905 Jy ! Component: 150 - total flux cleaned = -0.000774324 Jy ! Component: 200 - total flux cleaned = -0.000812952 Jy ! Total flux subtracted in 200 components = -0.000812952 Jy ! Clean residual min=-0.003602 max=0.003074 Jy/beam ! Clean residual mean=-0.000004 rms=0.000717 Jy/beam ! Combined flux in latest and established models = 0.224141 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 65 components and 0.224141 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=0.082269Jy sigma=0.471649 ! Fit after self-cal, rms=0.082257Jy sigma=0.471606 ! 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=0.082257Jy sigma=0.471606 ! Fit after self-cal, rms=0.083502Jy sigma=0.469873 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8662 mas, bmaj=3.615 mas, bpa=-17.55 degrees ! Estimated noise=0.702827 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00249968 Jy ! Component: 100 - total flux cleaned = -0.00308295 Jy ! Component: 150 - total flux cleaned = -0.00308555 Jy ! Component: 200 - total flux cleaned = -0.00308538 Jy ! Total flux subtracted in 200 components = -0.00308538 Jy ! Clean residual min=-0.003098 max=0.002305 Jy/beam ! Clean residual mean=-0.000003 rms=0.000569 Jy/beam ! Combined flux in latest and established models = 0.221056 Jy selfcal ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 74 components and 0.221056 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=0.083403Jy sigma=0.469232 ! Fit after self-cal, rms=0.083411Jy sigma=0.469105 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 = -0.000575589 Jy ! Component: 100 - total flux cleaned = -0.000631576 Jy ! Component: 150 - total flux cleaned = -0.000555519 Jy ! Component: 200 - total flux cleaned = -0.000510041 Jy ! Total flux subtracted in 200 components = -0.000510041 Jy ! Clean residual min=-0.002961 max=0.002464 Jy/beam ! Clean residual mean=-0.000003 rms=0.000546 Jy/beam ! Combined flux in latest and established models = 0.220546 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 80 components and 0.220546 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=0.083389Jy sigma=0.468920 ! Fit after self-cal, rms=0.083381Jy sigma=0.468892 ! 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=0.083381Jy sigma=0.468892 ! Fit after self-cal, rms=0.084265Jy sigma=0.468627 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.163 mas, bmaj=5.96 mas, bpa=-0.1619 degrees ! Estimated noise=0.837034 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00114086 Jy ! Component: 100 - total flux cleaned = -0.00109134 Jy ! Component: 150 - total flux cleaned = -0.00105154 Jy ! Component: 200 - total flux cleaned = -0.00105192 Jy ! Total flux subtracted in 200 components = -0.00105192 Jy ! Clean residual min=-0.003386 max=0.002157 Jy/beam ! Clean residual mean=-0.000004 rms=0.000657 Jy/beam ! Combined flux in latest and established models = 0.219494 Jy selfcal ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 95 components and 0.219494 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=0.084243Jy sigma=0.468487 ! Fit after self-cal, rms=0.084260Jy sigma=0.468446 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 = -0.000220204 Jy ! Component: 100 - total flux cleaned = -0.000265825 Jy ! Component: 150 - total flux cleaned = -0.000279413 Jy ! Component: 200 - total flux cleaned = -0.000291688 Jy ! Total flux subtracted in 200 components = -0.000291688 Jy ! Clean residual min=-0.003280 max=0.002150 Jy/beam ! Clean residual mean=-0.000004 rms=0.000638 Jy/beam ! Combined flux in latest and established models = 0.219202 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 105 components and 0.219202 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=0.084255Jy sigma=0.468380 ! Fit after self-cal, rms=0.084252Jy sigma=0.468370 ! 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=0.8673 mas, bmaj=3.614 mas, bpa=-17.57 degrees ! Estimated noise=0.702667 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8673 x 3.614 at -17.57 degrees (North through East) ! Clean map min=-0.0025168 max=0.18457 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=0.629 mas, bmaj=3.195 mas, bpa=-19.1 degrees ! Estimated noise=1.58806 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.141413 Jy ! Component: 100 - total flux cleaned = 0.174953 Jy ! Component: 150 - total flux cleaned = 0.190704 Jy ! Component: 200 - total flux cleaned = 0.199598 Jy ! Total flux subtracted in 200 components = 0.199598 Jy ! Clean residual min=-0.004489 max=0.005073 Jy/beam ! Clean residual mean=-0.000003 rms=0.001145 Jy/beam ! Combined flux in latest and established models = 0.199598 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 13 model components to the UV plane model. ! The established model now contains 13 components and 0.199598 Jy ! Inverting map and beam ! Estimated beam: bmin=0.8673 mas, bmaj=3.614 mas, bpa=-17.57 degrees ! Estimated noise=0.702667 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 = 0.00702802 Jy ! Component: 100 - total flux cleaned = 0.0110148 Jy ! Component: 150 - total flux cleaned = 0.0134508 Jy ! Component: 200 - total flux cleaned = 0.0150096 Jy ! Total flux subtracted in 200 components = 0.0150096 Jy ! Clean residual min=-0.002489 max=0.002660 Jy/beam ! Clean residual mean=-0.000003 rms=0.000516 Jy/beam ! Combined flux in latest and established models = 0.214608 Jy ! Adding 31 model components to the UV plane model. ! The established model now contains 36 components and 0.214608 Jy ! Inverting map ! Added new window around map position (-2, -1.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00161953 Jy ! Component: 100 - total flux cleaned = 0.0022731 Jy ! Component: 150 - total flux cleaned = 0.00255592 Jy ! Component: 200 - total flux cleaned = 0.00275915 Jy ! Total flux subtracted in 200 components = 0.00275915 Jy ! Clean residual min=-0.002070 max=0.001758 Jy/beam ! Clean residual mean=-0.000002 rms=0.000435 Jy/beam ! Combined flux in latest and established models = 0.217367 Jy ! Adding 36 model components to the UV plane model. ! The established model now contains 68 components and 0.217367 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=2.163 mas, bmaj=5.96 mas, bpa=-0.1619 degrees ! Estimated noise=0.837034 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000171834 Jy ! Component: 100 - total flux cleaned = 0.000464805 Jy ! Component: 150 - total flux cleaned = 0.000691645 Jy ! Component: 200 - total flux cleaned = 0.000817765 Jy ! Total flux subtracted in 200 components = 0.000817765 Jy ! Clean residual min=-0.002226 max=0.001954 Jy/beam ! Clean residual mean=-0.000003 rms=0.000528 Jy/beam ! Combined flux in latest and established models = 0.218185 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 = -1.651e-05 Jy ! Component: 100 - total flux cleaned = -4.87295e-05 Jy ! Component: 150 - total flux cleaned = -7.95081e-05 Jy ! Component: 200 - total flux cleaned = -0.000123007 Jy ! Total flux subtracted in 200 components = -0.000123007 Jy ! Clean residual min=-0.002239 max=0.001911 Jy/beam ! Clean residual mean=-0.000003 rms=0.000518 Jy/beam ! Combined flux in latest and established models = 0.218062 Jy ! Adding 43 model components to the UV plane model. ! The established model now contains 106 components and 0.218062 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.8673 mas, bmaj=3.614 mas, bpa=-17.57 degrees ! Estimated noise=0.702667 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -6.7916e-05 Jy ! Component: 100 - total flux cleaned = -0.000121282 Jy ! Component: 150 - total flux cleaned = -7.60905e-05 Jy ! Component: 200 - total flux cleaned = -9.69443e-05 Jy ! Total flux subtracted in 200 components = -9.69443e-05 Jy ! Clean residual min=-0.001879 max=0.001701 Jy/beam ! Clean residual mean=-0.000002 rms=0.000406 Jy/beam ! Combined flux in latest and established models = 0.217965 Jy selfcal ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 125 components and 0.217965 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=0.084130Jy sigma=0.467678 ! Fit after self-cal, rms=0.084108Jy sigma=0.467568 wmodel J1721-2558_X_map.mod ! Writing 125 model components to file: J1721-2558_X_map.mod wobs J1721-2558_X_uvs.fits ! Writing UV FITS file: J1721-2558_X_uvs.fits wwins J1721-2558_X_map.win ! wwins: Wrote 3 windows to J1721-2558_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 = -0.000503733 Jy ! Component: 100 - total flux cleaned = -0.000774463 Jy ! Component: 150 - total flux cleaned = -0.000976154 Jy ! Component: 200 - total flux cleaned = -0.00121688 Jy ! Component: 250 - total flux cleaned = -0.0014471 Jy ! Component: 300 - total flux cleaned = -0.00157933 Jy ! Component: 350 - total flux cleaned = -0.00164262 Jy ! Component: 400 - total flux cleaned = -0.00170425 Jy ! Component: 450 - total flux cleaned = -0.00176394 Jy ! Component: 500 - total flux cleaned = -0.00176348 Jy ! Component: 550 - total flux cleaned = -0.00178267 Jy ! Component: 600 - total flux cleaned = -0.00180123 Jy ! Component: 650 - total flux cleaned = -0.00185606 Jy ! Component: 700 - total flux cleaned = -0.00185584 Jy ! Component: 750 - total flux cleaned = -0.00182051 Jy ! Component: 800 - total flux cleaned = -0.00180311 Jy ! Component: 850 - total flux cleaned = -0.00183755 Jy ! Component: 900 - total flux cleaned = -0.00182064 Jy ! Component: 950 - total flux cleaned = -0.00178724 Jy ! Component: 1000 - total flux cleaned = -0.00178709 Jy ! Component: 1050 - total flux cleaned = -0.00172259 Jy ! Component: 1100 - total flux cleaned = -0.00167515 Jy ! Component: 1150 - total flux cleaned = -0.00164376 Jy ! Component: 1200 - total flux cleaned = -0.00159716 Jy ! Component: 1250 - total flux cleaned = -0.00149045 Jy ! Component: 1300 - total flux cleaned = -0.0015054 Jy ! Component: 1350 - total flux cleaned = -0.00143098 Jy ! Component: 1400 - total flux cleaned = -0.00140135 Jy ! Component: 1450 - total flux cleaned = -0.00137221 Jy ! Component: 1500 - total flux cleaned = -0.00134361 Jy ! Component: 1550 - total flux cleaned = -0.00125899 Jy ! Component: 1600 - total flux cleaned = -0.00128704 Jy ! Component: 1650 - total flux cleaned = -0.00125926 Jy ! Component: 1700 - total flux cleaned = -0.001218 Jy ! Component: 1750 - total flux cleaned = -0.001191 Jy ! Component: 1800 - total flux cleaned = -0.00113787 Jy ! Component: 1850 - total flux cleaned = -0.0010984 Jy ! Component: 1900 - total flux cleaned = -0.00107255 Jy ! Component: 1950 - total flux cleaned = -0.00102131 Jy ! Component: 2000 - total flux cleaned = -0.00102125 Jy ! Component: 2050 - total flux cleaned = -0.000983723 Jy ! Component: 2100 - total flux cleaned = -0.000946623 Jy ! Component: 2150 - total flux cleaned = -0.000897673 Jy ! Component: 2200 - total flux cleaned = -0.000885525 Jy ! Component: 2250 - total flux cleaned = -0.000813351 Jy ! Component: 2300 - total flux cleaned = -0.00080157 Jy ! Component: 2350 - total flux cleaned = -0.000789713 Jy ! Component: 2400 - total flux cleaned = -0.000743005 Jy ! Component: 2450 - total flux cleaned = -0.00069694 Jy ! Component: 2500 - total flux cleaned = -0.000651253 Jy ! Component: 2550 - total flux cleaned = -0.000628696 Jy ! Component: 2600 - total flux cleaned = -0.000606267 Jy ! Component: 2650 - total flux cleaned = -0.000561728 Jy ! Component: 2700 - total flux cleaned = -0.000528692 Jy ! Component: 2750 - total flux cleaned = -0.000463499 Jy ! Component: 2800 - total flux cleaned = -0.000474505 Jy ! Component: 2850 - total flux cleaned = -0.000431676 Jy ! Component: 2900 - total flux cleaned = -0.000442343 Jy ! Component: 2950 - total flux cleaned = -0.000410705 Jy ! Component: 3000 - total flux cleaned = -0.000358653 Jy ! Component: 3050 - total flux cleaned = -0.000338133 Jy ! Component: 3100 - total flux cleaned = -0.000338035 Jy ! Component: 3150 - total flux cleaned = -0.000307565 Jy ! Component: 3200 - total flux cleaned = -0.000247197 Jy ! Component: 3250 - total flux cleaned = -0.000247256 Jy ! Component: 3300 - total flux cleaned = -0.000237336 Jy ! Component: 3350 - total flux cleaned = -0.000217738 Jy ! Component: 3400 - total flux cleaned = -0.000208023 Jy ! Component: 3450 - total flux cleaned = -0.000188529 Jy ! Component: 3500 - total flux cleaned = -0.000169366 Jy ! Component: 3550 - total flux cleaned = -0.000169355 Jy ! Component: 3600 - total flux cleaned = -0.000150365 Jy ! Component: 3650 - total flux cleaned = -0.000112808 Jy ! Component: 3700 - total flux cleaned = -0.000112822 Jy ! Component: 3750 - total flux cleaned = -0.000103624 Jy ! Component: 3800 - total flux cleaned = -0.000112774 Jy ! Component: 3850 - total flux cleaned = -0.000103557 Jy ! Component: 3900 - total flux cleaned = -7.63881e-05 Jy ! Component: 3950 - total flux cleaned = -6.73613e-05 Jy ! Component: 4000 - total flux cleaned = -6.7398e-05 Jy ! Component: 4050 - total flux cleaned = -6.73473e-05 Jy ! Total flux subtracted in 4096 components = -5.85487e-05 Jy ! Clean residual min=-0.000441 max=0.000509 Jy/beam ! Clean residual mean=-0.000001 rms=0.000157 Jy/beam ! Combined flux in latest and established models = 0.217906 Jy keep ! Adding 293 model components to the UV plane model. ! The established model now contains 418 components and 0.217906 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /image_prod/ug002_uva//J1721-2558_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8673 x 3.614 at -17.57 degrees (North through East) ! Clean map min=-0.0014961 max=0.1877 Jy/beam ! Writing clean map to FITS file: /image_prod/ug002_uva//J1721-2558_X_map.fits wmodel /image_prod/ug002_uva//J1721-2558_X_map.mod ! Writing 418 model components to file: /image_prod/ug002_uva//J1721-2558_X_map.mod wobs /image_prod/ug002_uva//J1721-2558_X_uvs.fits ! Writing UV FITS file: /image_prod/ug002_uva//J1721-2558_X_uvs.fits wwins /image_prod/ug002_uva//J1721-2558_X_map.win ! wwins: Wrote 4 windows to /image_prod/ug002_uva//J1721-2558_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.187695 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.00015557 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.248652 0.248652 0.497305 0.99461 1.98922 3.97844 7.95688 15.9138 31.8275 63.655 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0004 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.187 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 1206.5 quit ! Quitting program ! Log file /image_prod/ug002_uva//J1721-2558_X_dfm.log closed on Thu Mar 5 03:12:45 2020