! Started logfile: /image_prod/ug002_uva//J2254-4139_X_dfm.log on Thu Mar 5 05:58:49 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//J2254-4139_X_uva.fits ! Reading UV FITS file: /image_prod/ug002_uva//J2254-4139_X_uva.fits ! AN table 1: 38 integrations on 10 of 10 possible baselines. ! AN table 2: 38 integrations on 15 of 15 possible baselines. ! Apparent sampling: 0.991579 visibilities/baseline/integration-bin. ! Found source: J2254-4139 ! ! 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 11304 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 J2254-4139_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 1 telescope corrections were flagged in sub-array 1. ! A total of 1 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 2. ! A total of 1 telescope corrections were flagged in sub-array 1. ! A total of 1 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 3. ! A total of 1 telescope corrections were flagged in sub-array 1. ! A total of 1 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 4. ! A total of 1 telescope corrections were flagged in sub-array 1. ! A total of 1 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 5. ! A total of 1 telescope corrections were flagged in sub-array 1. ! A total of 1 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 6. ! A total of 1 telescope corrections were flagged in sub-array 1. ! A total of 1 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 7. ! A total of 1 telescope corrections were flagged in sub-array 1. ! A total of 1 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 8. ! A total of 1 telescope corrections were flagged in sub-array 1. ! A total of 1 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 9. ! A total of 1 telescope corrections were flagged in sub-array 1. ! A total of 1 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 10. ! A total of 1 telescope corrections were flagged in sub-array 1. ! A total of 1 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 11. ! A total of 1 telescope corrections were flagged in sub-array 1. ! A total of 1 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 12. ! A total of 1 telescope corrections were flagged in sub-array 1. ! A total of 1 telescope corrections were flagged in sub-array 2. ! ! Fit before self-cal, rms=1.054151Jy sigma=6.010941 ! Fit after self-cal, rms=0.716112Jy sigma=3.777970 ! 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=0.5123 mas, bmaj=1.859 mas, bpa=2.374 degrees ! Estimated noise=2.18833 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 = 0.262135 Jy ! Component: 100 - total flux cleaned = 0.286807 Jy ! Total flux subtracted in 100 components = 0.286807 Jy ! Clean residual min=-0.037499 max=0.059027 Jy/beam ! Clean residual mean=0.000111 rms=0.008553 Jy/beam ! Combined flux in latest and established models = 0.286807 Jy ! Performing phase self-cal ! Adding 3 model components to the UV plane model. ! The established model now contains 3 components and 0.286807 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=0.145903Jy sigma=0.747544 ! Fit after self-cal, rms=0.145815Jy sigma=0.747369 ! Inverting map ! Added new window around map position (-8.4, 1). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0491084 Jy ! Component: 100 - total flux cleaned = 0.0480864 Jy ! Total flux subtracted in 100 components = 0.0480864 Jy ! Clean residual min=-0.028899 max=0.046016 Jy/beam ! Clean residual mean=0.000096 rms=0.006223 Jy/beam ! Combined flux in latest and established models = 0.334893 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 6 components and 0.334893 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=0.131483Jy sigma=0.657327 ! Fit after self-cal, rms=0.129097Jy sigma=0.635502 ! 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=0.674 mas, bmaj=2.156 mas, bpa=3.122 degrees ! Estimated noise=1.21591 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 = 0.025528 Jy ! Component: 100 - total flux cleaned = 0.0404068 Jy ! Component: 150 - total flux cleaned = 0.0508343 Jy ! Component: 200 - total flux cleaned = 0.0581475 Jy ! Total flux subtracted in 200 components = 0.0581475 Jy ! Clean residual min=-0.027429 max=0.037087 Jy/beam ! Clean residual mean=0.000312 rms=0.007957 Jy/beam ! Combined flux in latest and established models = 0.393041 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 12 components and 0.393041 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=0.126040Jy sigma=0.587615 ! Fit after self-cal, rms=0.125630Jy sigma=0.582136 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.674 x 2.156 at 3.122 degrees (North through East) ! Clean map min=-0.027866 max=0.30987 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! HN 2.24 LA 0.97 NL 1.32 OV 0.91 ! SC 0.90 ! ! Telescope amplitude corrections in sub-array 2: ! LA 0.93 MK 0.99 NL 1.43 OV 0.85 ! PT 0.88 SC 0.97 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! HN 2.31 LA 0.98 NL 1.30 OV 0.93 ! SC 0.94 ! ! Telescope amplitude corrections in sub-array 2: ! LA 0.91 MK 1.02 NL 1.37 OV 0.86 ! PT 0.89 SC 1.00 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! HN 2.07 LA 1.01 NL 1.27 OV 0.92 ! SC 0.93 ! ! Telescope amplitude corrections in sub-array 2: ! LA 0.92 MK 1.02 NL 1.36 OV 0.87 ! PT 0.92 SC 1.00 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! HN 1.84 LA 1.00 NL 1.26 OV 0.94 ! SC 0.96 ! ! Telescope amplitude corrections in sub-array 2: ! LA 0.92 MK 1.04 NL 1.38 OV 0.87 ! PT 0.91 SC 0.97 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! HN 1.96 LA 1.01 NL 1.15 OV 0.93 ! SC 0.98 ! ! Telescope amplitude corrections in sub-array 2: ! LA 0.91 MK 1.04 NL 1.31 OV 0.86 ! PT 0.91 SC 1.04 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! HN 1.81 LA 1.01 NL 1.14 OV 0.92 ! SC 1.01 ! ! Telescope amplitude corrections in sub-array 2: ! LA 0.89 MK 1.08 NL 1.40 OV 0.86 ! PT 0.94 SC 1.06 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! HN 1.88 LA 1.01 NL 1.15 OV 0.93 ! SC 1.06 ! ! Telescope amplitude corrections in sub-array 2: ! LA 0.91 MK 1.07 NL 1.40 OV 0.87 ! PT 0.89 SC 1.05 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! HN 1.83 LA 1.01 NL 1.22 OV 0.88 ! SC 1.08 ! ! Telescope amplitude corrections in sub-array 2: ! LA 0.90 MK 1.08 NL 1.47 OV 0.85 ! PT 0.91 SC 1.07 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! HN 2.04 LA 1.00 NL 1.20 OV 0.89 ! SC 1.06 ! ! Telescope amplitude corrections in sub-array 2: ! LA 0.91 MK 1.09 NL 1.46 OV 0.84 ! PT 0.89 SC 1.04 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! HN 2.01 LA 1.01 NL 1.22 OV 0.92 ! SC 1.04 ! ! Telescope amplitude corrections in sub-array 2: ! LA 0.89 MK 1.07 NL 1.43 OV 0.85 ! PT 0.93 SC 1.06 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! HN 1.84 LA 1.03 NL 1.22 OV 0.89 ! SC 1.02 ! ! Telescope amplitude corrections in sub-array 2: ! LA 0.89 MK 1.03 NL 1.52 OV 0.85 ! PT 0.91 SC 1.03 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! HN 1.83 LA 1.04 NL 1.19 OV 0.88 ! SC 1.08 ! ! Telescope amplitude corrections in sub-array 2: ! LA 0.91 MK 1.03 NL 1.46 OV 0.86 ! PT 0.91 SC 1.04 ! ! ! Fit before self-cal, rms=0.125630Jy sigma=0.582136 ! Fit after self-cal, rms=0.154063Jy sigma=0.462688 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.6737 mas, bmaj=2.125 mas, bpa=3.647 degrees ! Estimated noise=1.27149 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 = -0.0144933 Jy ! Component: 100 - total flux cleaned = -0.0155346 Jy ! Component: 150 - total flux cleaned = -0.0159214 Jy ! Component: 200 - total flux cleaned = -0.0160585 Jy ! Total flux subtracted in 200 components = -0.0160585 Jy ! Clean residual min=-0.013070 max=0.009068 Jy/beam ! Clean residual mean=0.000064 rms=0.002969 Jy/beam ! Combined flux in latest and established models = 0.376982 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 27 components and 0.376982 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=0.151287Jy sigma=0.449969 ! Fit after self-cal, rms=0.152736Jy sigma=0.445721 ! 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=0.152736Jy sigma=0.445721 ! Fit after self-cal, rms=0.161246Jy sigma=0.442139 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.6705 mas, bmaj=2.115 mas, bpa=3.668 degrees ! Estimated noise=1.27271 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.0100317 Jy ! Component: 100 - total flux cleaned = -0.0102655 Jy ! Component: 150 - total flux cleaned = -0.0102837 Jy ! Component: 200 - total flux cleaned = -0.0103933 Jy ! Total flux subtracted in 200 components = -0.0103933 Jy ! Clean residual min=-0.010411 max=0.007377 Jy/beam ! Clean residual mean=0.000056 rms=0.002334 Jy/beam ! Combined flux in latest and established models = 0.366589 Jy selfcal ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 34 components and 0.366589 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=0.159961Jy sigma=0.436959 ! Fit after self-cal, rms=0.159993Jy sigma=0.434485 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 = -0.00334926 Jy ! Component: 100 - total flux cleaned = -0.00346268 Jy ! Component: 150 - total flux cleaned = -0.00384303 Jy ! Component: 200 - total flux cleaned = -0.00426322 Jy ! Total flux subtracted in 200 components = -0.00426322 Jy ! Clean residual min=-0.009078 max=0.006686 Jy/beam ! Clean residual mean=0.000067 rms=0.002090 Jy/beam ! Combined flux in latest and established models = 0.362326 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 43 components and 0.362326 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=0.159660Jy sigma=0.432999 ! Fit after self-cal, rms=0.159580Jy sigma=0.432567 ! 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=0.159580Jy sigma=0.432567 ! Fit after self-cal, rms=0.168996Jy sigma=0.429580 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.6678 mas, bmaj=2.108 mas, bpa=3.695 degrees ! Estimated noise=1.27388 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00679099 Jy ! Component: 100 - total flux cleaned = -0.00657905 Jy ! Component: 150 - total flux cleaned = -0.00665683 Jy ! Component: 200 - total flux cleaned = -0.00679792 Jy ! Total flux subtracted in 200 components = -0.00679792 Jy ! Clean residual min=-0.007705 max=0.005430 Jy/beam ! Clean residual mean=0.000049 rms=0.001687 Jy/beam ! Combined flux in latest and established models = 0.355528 Jy selfcal ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 46 components and 0.355528 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=0.168447Jy sigma=0.427421 ! Fit after self-cal, rms=0.168669Jy sigma=0.426339 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 = -0.00210837 Jy ! Component: 100 - total flux cleaned = -0.00224865 Jy ! Component: 150 - total flux cleaned = -0.00244368 Jy ! Component: 200 - total flux cleaned = -0.00267527 Jy ! Total flux subtracted in 200 components = -0.00267527 Jy ! Clean residual min=-0.006883 max=0.005354 Jy/beam ! Clean residual mean=0.000057 rms=0.001549 Jy/beam ! Combined flux in latest and established models = 0.352853 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 47 components and 0.352853 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=0.168521Jy sigma=0.425717 ! Fit after self-cal, rms=0.168500Jy sigma=0.425538 ! 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=0.168500Jy sigma=0.425538 ! Fit after self-cal, rms=0.176058Jy sigma=0.424084 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.911 mas, bmaj=6.63 mas, bpa=1.931 degrees ! Estimated noise=1.84807 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00312162 Jy ! Component: 100 - total flux cleaned = -0.00312219 Jy ! Component: 150 - total flux cleaned = -0.00300966 Jy ! Component: 200 - total flux cleaned = -0.00285747 Jy ! Total flux subtracted in 200 components = -0.00285747 Jy ! Clean residual min=-0.008192 max=0.006546 Jy/beam ! Clean residual mean=0.000110 rms=0.002338 Jy/beam ! Combined flux in latest and established models = 0.349995 Jy selfcal ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 52 components and 0.349995 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=0.175843Jy sigma=0.423582 ! Fit after self-cal, rms=0.176037Jy sigma=0.423058 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 = -0.00162467 Jy ! Component: 100 - total flux cleaned = -0.00162674 Jy ! Component: 150 - total flux cleaned = -0.00166625 Jy ! Component: 200 - total flux cleaned = -0.0017017 Jy ! Total flux subtracted in 200 components = -0.0017017 Jy ! Clean residual min=-0.007241 max=0.006452 Jy/beam ! Clean residual mean=0.000119 rms=0.002159 Jy/beam ! Combined flux in latest and established models = 0.348294 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 55 components and 0.348294 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=0.175996Jy sigma=0.423170 ! Fit after self-cal, rms=0.175996Jy sigma=0.423095 ! 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=0.666 mas, bmaj=2.103 mas, bpa=3.701 degrees ! Estimated noise=1.2734 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.666 x 2.103 at 3.701 degrees (North through East) ! Clean map min=-0.0053163 max=0.32569 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=0.5084 mas, bmaj=1.813 mas, bpa=3.146 degrees ! Estimated noise=2.2534 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.269518 Jy ! Component: 100 - total flux cleaned = 0.329646 Jy ! Component: 150 - total flux cleaned = 0.342166 Jy ! Component: 200 - total flux cleaned = 0.343477 Jy ! Total flux subtracted in 200 components = 0.343477 Jy ! Clean residual min=-0.009002 max=0.009031 Jy/beam ! Clean residual mean=0.000015 rms=0.001802 Jy/beam ! Combined flux in latest and established models = 0.343477 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 10 model components to the UV plane model. ! The established model now contains 10 components and 0.343477 Jy ! Inverting map and beam ! Estimated beam: bmin=0.666 mas, bmaj=2.103 mas, bpa=3.701 degrees ! Estimated noise=1.2734 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 = 0.00195719 Jy ! Component: 100 - total flux cleaned = 0.00156081 Jy ! Component: 150 - total flux cleaned = 0.00132915 Jy ! Component: 200 - total flux cleaned = 0.00112485 Jy ! Total flux subtracted in 200 components = 0.00112485 Jy ! Clean residual min=-0.006876 max=0.005615 Jy/beam ! Clean residual mean=0.000060 rms=0.001356 Jy/beam ! Combined flux in latest and established models = 0.344602 Jy ! Adding 16 model components to the UV plane model. ! The established model now contains 23 components and 0.344602 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=1.911 mas, bmaj=6.63 mas, bpa=1.931 degrees ! Estimated noise=1.84807 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00167146 Jy ! Component: 100 - total flux cleaned = 0.00172729 Jy ! Component: 150 - total flux cleaned = 0.00166261 Jy ! Component: 200 - total flux cleaned = 0.00160702 Jy ! Total flux subtracted in 200 components = 0.00160702 Jy ! Clean residual min=-0.007136 max=0.007446 Jy/beam ! Clean residual mean=0.000150 rms=0.002279 Jy/beam ! Combined flux in latest and established models = 0.346209 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 = 4.47692e-06 Jy ! Component: 100 - total flux cleaned = -4.34876e-05 Jy ! Component: 150 - total flux cleaned = -3.59063e-06 Jy ! Component: 200 - total flux cleaned = 3.45614e-05 Jy ! Total flux subtracted in 200 components = 3.45614e-05 Jy ! Clean residual min=-0.007040 max=0.007181 Jy/beam ! Clean residual mean=0.000148 rms=0.002240 Jy/beam ! Combined flux in latest and established models = 0.346243 Jy ! Adding 7 model components to the UV plane model. ! The established model now contains 29 components and 0.346243 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.666 mas, bmaj=2.103 mas, bpa=3.701 degrees ! Estimated noise=1.2734 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00231998 Jy ! Component: 100 - total flux cleaned = -0.00212953 Jy ! Component: 150 - total flux cleaned = -0.00205691 Jy ! Component: 200 - total flux cleaned = -0.0021186 Jy ! Total flux subtracted in 200 components = -0.0021186 Jy ! Clean residual min=-0.006590 max=0.005110 Jy/beam ! Clean residual mean=0.000057 rms=0.001279 Jy/beam ! Combined flux in latest and established models = 0.344125 Jy selfcal ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 39 components and 0.344125 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=0.175972Jy sigma=0.422767 ! Fit after self-cal, rms=0.176177Jy sigma=0.422373 wmodel J2254-4139_X_map.mod ! Writing 39 model components to file: J2254-4139_X_map.mod wobs J2254-4139_X_uvs.fits ! Writing UV FITS file: J2254-4139_X_uvs.fits wwins J2254-4139_X_map.win ! wwins: Wrote 2 windows to J2254-4139_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 = -0.00212429 Jy ! Component: 100 - total flux cleaned = -0.00321133 Jy ! Component: 150 - total flux cleaned = -0.00418335 Jy ! Component: 200 - total flux cleaned = -0.00473031 Jy ! Component: 250 - total flux cleaned = -0.00530063 Jy ! Component: 300 - total flux cleaned = -0.0058346 Jy ! Component: 350 - total flux cleaned = -0.00639319 Jy ! Component: 400 - total flux cleaned = -0.00702918 Jy ! Component: 450 - total flux cleaned = -0.00743597 Jy ! Component: 500 - total flux cleaned = -0.00768205 Jy ! Component: 550 - total flux cleaned = -0.00796597 Jy ! Component: 600 - total flux cleaned = -0.00805679 Jy ! Component: 650 - total flux cleaned = -0.00796864 Jy ! Component: 700 - total flux cleaned = -0.0080117 Jy ! Component: 750 - total flux cleaned = -0.00792838 Jy ! Component: 800 - total flux cleaned = -0.00796841 Jy ! Component: 850 - total flux cleaned = -0.00804551 Jy ! Component: 900 - total flux cleaned = -0.0079686 Jy ! Component: 950 - total flux cleaned = -0.00804293 Jy ! Component: 1000 - total flux cleaned = -0.00811449 Jy ! Component: 1050 - total flux cleaned = -0.00807828 Jy ! Component: 1100 - total flux cleaned = -0.00804339 Jy ! Component: 1150 - total flux cleaned = -0.00807715 Jy ! Component: 1200 - total flux cleaned = -0.00811046 Jy ! Component: 1250 - total flux cleaned = -0.00817525 Jy ! Component: 1300 - total flux cleaned = -0.00814372 Jy ! Component: 1350 - total flux cleaned = -0.00826766 Jy ! Component: 1400 - total flux cleaned = -0.00829729 Jy ! Component: 1450 - total flux cleaned = -0.00829736 Jy ! Component: 1500 - total flux cleaned = -0.00815108 Jy ! Component: 1550 - total flux cleaned = -0.00806483 Jy ! Component: 1600 - total flux cleaned = -0.00795137 Jy ! Component: 1650 - total flux cleaned = -0.00783978 Jy ! Component: 1700 - total flux cleaned = -0.00775801 Jy ! Component: 1750 - total flux cleaned = -0.00770395 Jy ! Component: 1800 - total flux cleaned = -0.00757087 Jy ! Component: 1850 - total flux cleaned = -0.00746622 Jy ! Component: 1900 - total flux cleaned = -0.00741429 Jy ! Component: 1950 - total flux cleaned = -0.00728685 Jy ! Component: 2000 - total flux cleaned = -0.00716124 Jy ! Component: 2050 - total flux cleaned = -0.00711186 Jy ! Component: 2100 - total flux cleaned = -0.00703842 Jy ! Component: 2150 - total flux cleaned = -0.00696624 Jy ! Component: 2200 - total flux cleaned = -0.00687081 Jy ! Component: 2250 - total flux cleaned = -0.00680017 Jy ! Component: 2300 - total flux cleaned = -0.00672964 Jy ! Component: 2350 - total flux cleaned = -0.00656767 Jy ! Component: 2400 - total flux cleaned = -0.00643078 Jy ! Component: 2450 - total flux cleaned = -0.00636267 Jy ! Component: 2500 - total flux cleaned = -0.00625059 Jy ! Component: 2550 - total flux cleaned = -0.00611782 Jy ! Component: 2600 - total flux cleaned = -0.00600847 Jy ! Component: 2650 - total flux cleaned = -0.00596519 Jy ! Component: 2700 - total flux cleaned = -0.00579255 Jy ! Component: 2750 - total flux cleaned = -0.00574985 Jy ! Component: 2800 - total flux cleaned = -0.00564355 Jy ! Component: 2850 - total flux cleaned = -0.00562245 Jy ! Component: 2900 - total flux cleaned = -0.00553858 Jy ! Component: 2950 - total flux cleaned = -0.00547629 Jy ! Component: 3000 - total flux cleaned = -0.00547622 Jy ! Component: 3050 - total flux cleaned = -0.00545557 Jy ! Component: 3100 - total flux cleaned = -0.00539409 Jy ! Component: 3150 - total flux cleaned = -0.00537377 Jy ! Component: 3200 - total flux cleaned = -0.00527243 Jy ! Component: 3250 - total flux cleaned = -0.00523215 Jy ! Component: 3300 - total flux cleaned = -0.00517169 Jy ! Component: 3350 - total flux cleaned = -0.0050912 Jy ! Component: 3400 - total flux cleaned = -0.00507124 Jy ! Component: 3450 - total flux cleaned = -0.00501115 Jy ! Component: 3500 - total flux cleaned = -0.00499125 Jy ! Component: 3550 - total flux cleaned = -0.00497123 Jy ! Component: 3600 - total flux cleaned = -0.00491152 Jy ! Component: 3650 - total flux cleaned = -0.00487174 Jy ! Component: 3700 - total flux cleaned = -0.00485179 Jy ! Component: 3750 - total flux cleaned = -0.00481196 Jy ! Component: 3800 - total flux cleaned = -0.00477212 Jy ! Component: 3850 - total flux cleaned = -0.00473236 Jy ! Component: 3900 - total flux cleaned = -0.00475223 Jy ! Component: 3950 - total flux cleaned = -0.00479217 Jy ! Component: 4000 - total flux cleaned = -0.0047722 Jy ! Component: 4050 - total flux cleaned = -0.00479226 Jy ! Total flux subtracted in 4096 components = -0.00481244 Jy ! Clean residual min=-0.001264 max=0.001190 Jy/beam ! Clean residual mean=0.000008 rms=0.000329 Jy/beam ! Combined flux in latest and established models = 0.339312 Jy keep ! Adding 288 model components to the UV plane model. ! The established model now contains 327 components and 0.339312 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /image_prod/ug002_uva//J2254-4139_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.666 x 2.103 at 3.701 degrees (North through East) ! Clean map min=-0.0057118 max=0.33234 Jy/beam ! Writing clean map to FITS file: /image_prod/ug002_uva//J2254-4139_X_map.fits wmodel /image_prod/ug002_uva//J2254-4139_X_map.mod ! Writing 327 model components to file: /image_prod/ug002_uva//J2254-4139_X_map.mod wobs /image_prod/ug002_uva//J2254-4139_X_uvs.fits ! Writing UV FITS file: /image_prod/ug002_uva//J2254-4139_X_uvs.fits wwins /image_prod/ug002_uva//J2254-4139_X_map.win ! wwins: Wrote 3 windows to /image_prod/ug002_uva//J2254-4139_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.332341 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000340589 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.307445 0.307445 0.61489 1.22978 2.45956 4.91912 9.83825 19.6765 39.353 78.706 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.001 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.332 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 975.783 quit ! Quitting program ! Log file /image_prod/ug002_uva//J2254-4139_X_dfm.log closed on Thu Mar 5 05:58:53 2020