! Started logfile: .//J2002-1455_X_20180530_dfm.log on Sun Jul 8 13:47:26 2018 float field_size field_size = 1024 float field_cell field_cell = 0.2000 float taper_size taper_size = 70.0 float freq freq = 7.39200 obs .//J2002-1455_X_20180530_uva.fits ! Reading UV FITS file: .//J2002-1455_X_20180530_uva.fits ! AN table 1: 22 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.981818 visibilities/baseline/integration-bin. ! Found source: J2002-1455 ! ! There are 8 IFs, and a total of 8 channels: ! ! IF Channel Frequency Freq offset Number of Overall IF ! origin at origin per channel channels bandwidth ! ------------------------------------------------------------- (Hz) ! 01 1 7.392e+09 3.2e+07 1 3.2e+07 ! 02 2 7.424e+09 3.2e+07 1 3.2e+07 ! 03 3 7.456e+09 3.2e+07 1 3.2e+07 ! 04 4 7.552e+09 3.2e+07 1 3.2e+07 ! 05 5 7.744e+09 3.2e+07 1 3.2e+07 ! 06 6 7.776e+09 3.2e+07 1 3.2e+07 ! 07 7 7.808e+09 3.2e+07 1 3.2e+07 ! 08 8 7.84e+09 3.2e+07 1 3.2e+07 ! ! Polarization(s): RR ! ! Read 94 lines of history. ! ! Reading 7776 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 8 channels. ! Selecting polarization: RR, channels: 1..8 ! 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 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 J2002-1455_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 2 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 2 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 2 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 2 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 2 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 2 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 2 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 2 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=0.999478Jy sigma=23.275790 ! Fit after self-cal, rms=0.977581Jy sigma=22.722297 ! 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=0.7455 mas, bmaj=1.965 mas, bpa=-10.65 degrees ! Estimated noise=0.570824 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 = 0.0157485 Jy ! Component: 100 - total flux cleaned = 0.0210281 Jy ! Total flux subtracted in 100 components = 0.0210281 Jy ! Clean residual min=-0.003598 max=0.005384 Jy/beam ! Clean residual mean=-0.000015 rms=0.001003 Jy/beam ! Combined flux in latest and established models = 0.0210281 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 17 components and 0.0210281 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. ! ! Fit before self-cal, rms=0.038808Jy sigma=0.894225 ! Fit after self-cal, rms=0.037732Jy sigma=0.868386 ! Inverting map ! Added new window around map position (-1.2, 0.6). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00616335 Jy ! Component: 100 - total flux cleaned = 0.00967794 Jy ! Total flux subtracted in 100 components = 0.00967794 Jy ! Clean residual min=-0.003607 max=0.004107 Jy/beam ! Clean residual mean=-0.000015 rms=0.000975 Jy/beam ! Combined flux in latest and established models = 0.0307061 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 27 components and 0.0307061 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. ! ! Fit before self-cal, rms=0.036405Jy sigma=0.829792 ! Fit after self-cal, rms=0.036182Jy sigma=0.825531 ! 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=0.9765 mas, bmaj=2.386 mas, bpa=-8.372 degrees ! Estimated noise=0.349954 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 = 0.00517495 Jy ! Component: 100 - total flux cleaned = 0.00777525 Jy ! Component: 150 - total flux cleaned = 0.0093711 Jy ! Component: 200 - total flux cleaned = 0.010366 Jy ! Total flux subtracted in 200 components = 0.010366 Jy ! Clean residual min=-0.004746 max=0.006355 Jy/beam ! Clean residual mean=-0.000025 rms=0.001525 Jy/beam ! Combined flux in latest and established models = 0.0410721 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 40 components and 0.0410721 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. ! ! Fit before self-cal, rms=0.035521Jy sigma=0.805913 ! Fit after self-cal, rms=0.035347Jy sigma=0.802741 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9765 x 2.386 at -8.372 degrees (North through East) ! Clean map min=-0.0046991 max=0.022577 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 1.35 HN 1.36 KP 0.85 ! LA 0.78 MK 0.69 NL 1.14 OV 0.87 ! PT 0.80 SC 1.00 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.82 FD 1.29 HN 1.00 KP 0.99 ! LA 0.75 MK 0.75 NL 1.30 OV 0.85 ! PT 0.97 SC 1.10 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.83 FD 1.30 HN 1.03 KP 1.09 ! LA 0.74 MK 0.98 NL 1.35 OV 0.86 ! PT 0.87 SC 1.06 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.72 FD 1.19 HN 1.03 KP 1.20 ! LA 0.71 MK 0.97 NL 1.18 OV 0.92 ! PT 0.96 SC 1.14 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 0.80 FD 1.53 HN 1.40 KP 1.74 ! LA 0.79 MK 1.05 NL 1.28 OV 1.01 ! PT 0.89 SC 1.07 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 0.88 FD 1.11 HN 1.10 KP 1.75 ! LA 0.74 MK 0.76 NL 1.44 OV 1.02 ! PT 1.04 SC 1.12 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 0.84 FD 1.27 HN 0.90 KP 2.04 ! LA 0.75 MK 0.97 NL 1.90 OV 0.93 ! PT 0.89 SC 1.14 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 0.85 FD 1.27 HN 1.03 KP 1.97 ! LA 0.77 MK 0.99 NL 1.76 OV 0.91 ! PT 0.95 SC 1.03 ! ! ! Fit before self-cal, rms=0.035347Jy sigma=0.802741 ! Fit after self-cal, rms=0.040948Jy sigma=0.769892 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.9722 mas, bmaj=2.358 mas, bpa=-9.744 degrees ! Estimated noise=0.350265 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 = 0.000471935 Jy ! Component: 100 - total flux cleaned = 0.000341061 Jy ! Component: 150 - total flux cleaned = 0.000267909 Jy ! Component: 200 - total flux cleaned = 0.000174216 Jy ! Total flux subtracted in 200 components = 0.000174216 Jy ! Clean residual min=-0.003808 max=0.006348 Jy/beam ! Clean residual mean=-0.000002 rms=0.001280 Jy/beam ! Combined flux in latest and established models = 0.0412463 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 46 components and 0.0412463 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. ! ! Fit before self-cal, rms=0.040852Jy sigma=0.767644 ! Fit after self-cal, rms=0.041396Jy sigma=0.764168 ! Inverting map ! Added new window around map position (-6, 3.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00628535 Jy ! Component: 100 - total flux cleaned = 0.00964971 Jy ! Component: 150 - total flux cleaned = 0.0118643 Jy ! Component: 200 - total flux cleaned = 0.0134518 Jy ! Total flux subtracted in 200 components = 0.0134518 Jy ! Clean residual min=-0.003072 max=0.003325 Jy/beam ! Clean residual mean=0.000002 rms=0.000899 Jy/beam ! Combined flux in latest and established models = 0.0546981 Jy ! Performing phase self-cal ! Adding 47 model components to the UV plane model. ! The established model now contains 92 components and 0.0546981 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. ! ! Fit before self-cal, rms=0.040281Jy sigma=0.734951 ! Fit after self-cal, rms=0.040045Jy sigma=0.729980 ! 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. ! ! Fit before self-cal, rms=0.040045Jy sigma=0.729980 ! Fit after self-cal, rms=0.038894Jy sigma=0.726719 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9823 mas, bmaj=2.373 mas, bpa=-9.232 degrees ! Estimated noise=0.336412 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00220225 Jy ! Component: 100 - total flux cleaned = 0.00346353 Jy ! Component: 150 - total flux cleaned = 0.00402273 Jy ! Component: 200 - total flux cleaned = 0.00438714 Jy ! Total flux subtracted in 200 components = 0.00438714 Jy ! Clean residual min=-0.002963 max=0.003420 Jy/beam ! Clean residual mean=0.000004 rms=0.000839 Jy/beam ! Combined flux in latest and established models = 0.0590853 Jy selfcal ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 108 components and 0.0590852 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. ! ! Fit before self-cal, rms=0.038656Jy sigma=0.723706 ! Fit after self-cal, rms=0.038654Jy sigma=0.722870 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 = 0.000680837 Jy ! Component: 100 - total flux cleaned = 0.000867081 Jy ! Component: 150 - total flux cleaned = 0.000998611 Jy ! Component: 200 - total flux cleaned = 0.00109362 Jy ! Total flux subtracted in 200 components = 0.00109362 Jy ! Clean residual min=-0.002962 max=0.003330 Jy/beam ! Clean residual mean=0.000005 rms=0.000841 Jy/beam ! Combined flux in latest and established models = 0.0601789 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 115 components and 0.0601789 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. ! ! Fit before self-cal, rms=0.038579Jy sigma=0.722352 ! Fit after self-cal, rms=0.038576Jy sigma=0.722195 ! 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. ! ! Fit before self-cal, rms=0.038576Jy sigma=0.722195 ! Fit after self-cal, rms=0.037224Jy sigma=0.721593 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.983 mas, bmaj=2.374 mas, bpa=-8.903 degrees ! Estimated noise=0.332705 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000407359 Jy ! Component: 100 - total flux cleaned = 0.000597222 Jy ! Component: 150 - total flux cleaned = 0.000718477 Jy ! Component: 200 - total flux cleaned = 0.000786337 Jy ! Total flux subtracted in 200 components = 0.000786337 Jy ! Clean residual min=-0.002777 max=0.003172 Jy/beam ! Clean residual mean=0.000002 rms=0.000817 Jy/beam ! Combined flux in latest and established models = 0.0609652 Jy selfcal ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 123 components and 0.0609652 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. ! ! Fit before self-cal, rms=0.037169Jy sigma=0.721029 ! Fit after self-cal, rms=0.037146Jy sigma=0.720922 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 = 0.000200327 Jy ! Component: 100 - total flux cleaned = 0.000286914 Jy ! Component: 150 - total flux cleaned = 0.000389629 Jy ! Component: 200 - total flux cleaned = 0.000448324 Jy ! Total flux subtracted in 200 components = 0.000448324 Jy ! Clean residual min=-0.002771 max=0.003178 Jy/beam ! Clean residual mean=0.000003 rms=0.000814 Jy/beam ! Combined flux in latest and established models = 0.0614135 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 124 components and 0.0614135 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. ! ! Fit before self-cal, rms=0.037112Jy sigma=0.720509 ! Fit after self-cal, rms=0.037111Jy sigma=0.720447 ! 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. ! ! Fit before self-cal, rms=0.037111Jy sigma=0.720447 ! Fit after self-cal, rms=0.036181Jy sigma=0.720257 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.251 mas, bmaj=4.266 mas, bpa=-8.554 degrees ! Estimated noise=0.399909 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00108052 Jy ! Component: 100 - total flux cleaned = 0.00127538 Jy ! Component: 150 - total flux cleaned = 0.00127355 Jy ! Component: 200 - total flux cleaned = 0.00127423 Jy ! Total flux subtracted in 200 components = 0.00127423 Jy ! Clean residual min=-0.003905 max=0.005116 Jy/beam ! Clean residual mean=0.000003 rms=0.001424 Jy/beam ! Combined flux in latest and established models = 0.0626878 Jy selfcal ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 135 components and 0.0626878 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. ! ! Fit before self-cal, rms=0.036145Jy sigma=0.720756 ! Fit after self-cal, rms=0.036112Jy sigma=0.720448 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 = 0.000249637 Jy ! Component: 100 - total flux cleaned = 0.000226676 Jy ! Component: 150 - total flux cleaned = 0.000246225 Jy ! Component: 200 - total flux cleaned = 0.00024516 Jy ! Total flux subtracted in 200 components = 0.00024516 Jy ! Clean residual min=-0.003863 max=0.005153 Jy/beam ! Clean residual mean=0.000004 rms=0.001424 Jy/beam ! Combined flux in latest and established models = 0.0629329 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 136 components and 0.0629329 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. ! ! Fit before self-cal, rms=0.036105Jy sigma=0.720721 ! Fit after self-cal, rms=0.036103Jy sigma=0.720600 ! 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=0.9823 mas, bmaj=2.375 mas, bpa=-8.586 degrees ! Estimated noise=0.328664 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9823 x 2.375 at -8.586 degrees (North through East) ! Clean map min=-0.0026223 max=0.021454 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=0.7533 mas, bmaj=1.959 mas, bpa=-10.87 degrees ! Estimated noise=0.539285 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0171114 Jy ! Component: 100 - total flux cleaned = 0.0251586 Jy ! Component: 150 - total flux cleaned = 0.0303857 Jy ! Component: 200 - total flux cleaned = 0.0345291 Jy ! Total flux subtracted in 200 components = 0.0345291 Jy ! Clean residual min=-0.003272 max=0.003326 Jy/beam ! Clean residual mean=-0.000009 rms=0.000834 Jy/beam ! Combined flux in latest and established models = 0.0345291 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 25 model components to the UV plane model. ! The established model now contains 25 components and 0.0345291 Jy ! Inverting map and beam ! Estimated beam: bmin=0.9823 mas, bmaj=2.375 mas, bpa=-8.586 degrees ! Estimated noise=0.328664 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 = 0.00548962 Jy ! Component: 100 - total flux cleaned = 0.00968245 Jy ! Component: 150 - total flux cleaned = 0.0130307 Jy ! Component: 200 - total flux cleaned = 0.015727 Jy ! Total flux subtracted in 200 components = 0.015727 Jy ! Clean residual min=-0.003108 max=0.003303 Jy/beam ! Clean residual mean=-0.000007 rms=0.000920 Jy/beam ! Combined flux in latest and established models = 0.0502561 Jy ! Adding 50 model components to the UV plane model. ! The established model now contains 63 components and 0.0502561 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=2.251 mas, bmaj=4.266 mas, bpa=-8.554 degrees ! Estimated noise=0.399909 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00374247 Jy ! Component: 100 - total flux cleaned = 0.00624744 Jy ! Component: 150 - total flux cleaned = 0.0080798 Jy ! Component: 200 - total flux cleaned = 0.00943498 Jy ! Total flux subtracted in 200 components = 0.00943498 Jy ! Clean residual min=-0.003974 max=0.005119 Jy/beam ! Clean residual mean=-0.000001 rms=0.001435 Jy/beam ! Combined flux in latest and established models = 0.0596911 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 = 0.00100918 Jy ! Component: 100 - total flux cleaned = 0.00176514 Jy ! Component: 150 - total flux cleaned = 0.00210195 Jy ! Component: 200 - total flux cleaned = 0.00226986 Jy ! Total flux subtracted in 200 components = 0.00226986 Jy ! Clean residual min=-0.003902 max=0.005090 Jy/beam ! Clean residual mean=0.000003 rms=0.001418 Jy/beam ! Combined flux in latest and established models = 0.0619609 Jy ! Adding 44 model components to the UV plane model. ! The established model now contains 96 components and 0.0619609 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.9823 mas, bmaj=2.375 mas, bpa=-8.586 degrees ! Estimated noise=0.328664 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000496265 Jy ! Component: 100 - total flux cleaned = -0.000505867 Jy ! Component: 150 - total flux cleaned = -0.000337925 Jy ! Component: 200 - total flux cleaned = -0.00016266 Jy ! Total flux subtracted in 200 components = -0.00016266 Jy ! Clean residual min=-0.002728 max=0.003228 Jy/beam ! Clean residual mean=0.000002 rms=0.000797 Jy/beam ! Combined flux in latest and established models = 0.0617983 Jy selfcal ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 109 components and 0.0617983 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. ! ! Fit before self-cal, rms=0.036161Jy sigma=0.721026 ! Fit after self-cal, rms=0.036129Jy sigma=0.720650 wmodel J2002-1455_X_map.mod ! Writing 109 model components to file: J2002-1455_X_map.mod wobs J2002-1455_X_uvs.fits ! Writing UV FITS file: J2002-1455_X_uvs.fits wwins J2002-1455_X_map.win ! wwins: Wrote 3 windows to J2002-1455_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 = 0.00112972 Jy ! Component: 100 - total flux cleaned = 0.00206896 Jy ! Component: 150 - total flux cleaned = 0.00280218 Jy ! Component: 200 - total flux cleaned = 0.00335851 Jy ! Component: 250 - total flux cleaned = 0.00384415 Jy ! Component: 300 - total flux cleaned = 0.00430616 Jy ! Component: 350 - total flux cleaned = 0.00478367 Jy ! Component: 400 - total flux cleaned = 0.00517281 Jy ! Component: 450 - total flux cleaned = 0.00561553 Jy ! Component: 500 - total flux cleaned = 0.00594373 Jy ! Component: 550 - total flux cleaned = 0.00626073 Jy ! Component: 600 - total flux cleaned = 0.00662946 Jy ! Component: 650 - total flux cleaned = 0.00689755 Jy ! Component: 700 - total flux cleaned = 0.00718727 Jy ! Component: 750 - total flux cleaned = 0.00741181 Jy ! Component: 800 - total flux cleaned = 0.00763019 Jy ! Component: 850 - total flux cleaned = 0.00779021 Jy ! Component: 900 - total flux cleaned = 0.00799823 Jy ! Component: 950 - total flux cleaned = 0.00820182 Jy ! Component: 1000 - total flux cleaned = 0.00842614 Jy ! Component: 1050 - total flux cleaned = 0.00854776 Jy ! Component: 1100 - total flux cleaned = 0.00866664 Jy ! Component: 1150 - total flux cleaned = 0.00868991 Jy ! Component: 1200 - total flux cleaned = 0.00882723 Jy ! Component: 1250 - total flux cleaned = 0.00891584 Jy ! Component: 1300 - total flux cleaned = 0.00900291 Jy ! Component: 1350 - total flux cleaned = 0.00902421 Jy ! Component: 1400 - total flux cleaned = 0.00906649 Jy ! Component: 1450 - total flux cleaned = 0.00910772 Jy ! Component: 1500 - total flux cleaned = 0.00912783 Jy ! Component: 1550 - total flux cleaned = 0.0091277 Jy ! Component: 1600 - total flux cleaned = 0.00906808 Jy ! Component: 1650 - total flux cleaned = 0.00906802 Jy ! Component: 1700 - total flux cleaned = 0.00902961 Jy ! Component: 1750 - total flux cleaned = 0.00899177 Jy ! Component: 1800 - total flux cleaned = 0.00893591 Jy ! Component: 1850 - total flux cleaned = 0.00895449 Jy ! Component: 1900 - total flux cleaned = 0.00889983 Jy ! Component: 1950 - total flux cleaned = 0.00886392 Jy ! Component: 2000 - total flux cleaned = 0.00884644 Jy ! Component: 2050 - total flux cleaned = 0.00882897 Jy ! Component: 2100 - total flux cleaned = 0.0088291 Jy ! Component: 2150 - total flux cleaned = 0.00882897 Jy ! Component: 2200 - total flux cleaned = 0.00882907 Jy ! Component: 2250 - total flux cleaned = 0.00881219 Jy ! Component: 2300 - total flux cleaned = 0.00881194 Jy ! Component: 2350 - total flux cleaned = 0.00873036 Jy ! Component: 2400 - total flux cleaned = 0.00874651 Jy ! Component: 2450 - total flux cleaned = 0.00869876 Jy ! Component: 2500 - total flux cleaned = 0.00871453 Jy ! Component: 2550 - total flux cleaned = 0.00865214 Jy ! Component: 2600 - total flux cleaned = 0.00865192 Jy ! Component: 2650 - total flux cleaned = 0.00862132 Jy ! Component: 2700 - total flux cleaned = 0.00856059 Jy ! Component: 2750 - total flux cleaned = 0.00853041 Jy ! Component: 2800 - total flux cleaned = 0.00853007 Jy ! Component: 2850 - total flux cleaned = 0.00847099 Jy ! Component: 2900 - total flux cleaned = 0.00844195 Jy ! Component: 2950 - total flux cleaned = 0.00839856 Jy ! Component: 3000 - total flux cleaned = 0.0083984 Jy ! Component: 3050 - total flux cleaned = 0.00832726 Jy ! Component: 3100 - total flux cleaned = 0.00831321 Jy ! Component: 3150 - total flux cleaned = 0.00827136 Jy ! Component: 3200 - total flux cleaned = 0.00822994 Jy ! Component: 3250 - total flux cleaned = 0.00821617 Jy ! Component: 3300 - total flux cleaned = 0.0081888 Jy ! Component: 3350 - total flux cleaned = 0.00817509 Jy ! Component: 3400 - total flux cleaned = 0.0080813 Jy ! Component: 3450 - total flux cleaned = 0.00804156 Jy ! Component: 3500 - total flux cleaned = 0.00798879 Jy ! Component: 3550 - total flux cleaned = 0.00792329 Jy ! Component: 3600 - total flux cleaned = 0.0078453 Jy ! Component: 3650 - total flux cleaned = 0.00781958 Jy ! Component: 3700 - total flux cleaned = 0.00779384 Jy ! Component: 3750 - total flux cleaned = 0.00769203 Jy ! Component: 3800 - total flux cleaned = 0.0076793 Jy ! Component: 3850 - total flux cleaned = 0.00762891 Jy ! Component: 3900 - total flux cleaned = 0.00756648 Jy ! Component: 3950 - total flux cleaned = 0.00754162 Jy ! Component: 4000 - total flux cleaned = 0.00745524 Jy ! Component: 4050 - total flux cleaned = 0.00741847 Jy ! Total flux subtracted in 4096 components = 0.00739404 Jy ! Clean residual min=-0.001030 max=0.000759 Jy/beam ! Clean residual mean=-0.000000 rms=0.000235 Jy/beam ! Combined flux in latest and established models = 0.0691923 Jy keep ! Adding 406 model components to the UV plane model. ! The established model now contains 515 components and 0.0691923 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap .//J2002-1455_X_20180530_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9823 x 2.375 at -8.586 degrees (North through East) ! Clean map min=-0.0012233 max=0.021233 Jy/beam ! Writing clean map to FITS file: .//J2002-1455_X_20180530_map.fits wmodel .//J2002-1455_X_20180530_map.mod ! Writing 515 model components to file: .//J2002-1455_X_20180530_map.mod wobs .//J2002-1455_X_20180530_uvs.fits ! Writing UV FITS file: .//J2002-1455_X_20180530_uvs.fits wwins .//J2002-1455_X_20180530_map.win ! wwins: Wrote 4 windows to .//J2002-1455_X_20180530_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0212329 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.00022739 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -3.21279 3.21279 6.42558 12.8512 25.7023 51.4047 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0006 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.021 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 93.376 quit ! Quitting program ! Log file .//J2002-1455_X_20180530_dfm.log closed on Sun Jul 8 13:47:30 2018