! Started logfile: /vlbi/uf001/uva//J0234+0446_X_dfm.log on Sun Jan 13 21:28:08 2019 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 /vlbi/uf001/uva//J0234+0446_X_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J0234+0446_X_uva.fits ! AN table 1: 57 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.990253 visibilities/baseline/integration-bin. ! Found source: J0234+0446 ! ! There are 12 IFs, and a total of 12 channels: ! ! IF Channel Frequency Freq offset Number of Overall IF ! origin at origin per channel channels bandwidth ! ------------------------------------------------------------- (Hz) ! 01 1 8.428e+09 3.2e+07 1 3.2e+07 ! 02 2 8.46e+09 3.2e+07 1 3.2e+07 ! 03 3 8.492e+09 3.2e+07 1 3.2e+07 ! 04 4 8.524e+09 3.2e+07 1 3.2e+07 ! 05 5 8.588e+09 3.2e+07 1 3.2e+07 ! 06 6 8.62e+09 3.2e+07 1 3.2e+07 ! 07 7 8.684e+09 3.2e+07 1 3.2e+07 ! 08 8 8.716e+09 3.2e+07 1 3.2e+07 ! 09 9 8.78e+09 3.2e+07 1 3.2e+07 ! 10 10 8.812e+09 3.2e+07 1 3.2e+07 ! 11 11 8.844e+09 3.2e+07 1 3.2e+07 ! 12 12 8.876e+09 3.2e+07 1 3.2e+07 ! ! Polarization(s): RR ! ! Read 134 lines of history. ! ! Reading 30480 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 J0234+0446_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 30 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 30 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 30 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 30 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 30 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 30 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 30 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 30 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 30 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 30 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 30 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 30 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.004585Jy sigma=24.575361 ! Fit after self-cal, rms=0.947240Jy sigma=23.160346 ! 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=0.6899 mas, bmaj=1.711 mas, bpa=-2.246 degrees ! Estimated noise=0.272615 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 = 0.0373761 Jy ! Component: 100 - total flux cleaned = 0.049808 Jy ! Total flux subtracted in 100 components = 0.049808 Jy ! Clean residual min=-0.006275 max=0.020389 Jy/beam ! Clean residual mean=-0.000003 rms=0.001379 Jy/beam ! Combined flux in latest and established models = 0.049808 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 21 components and 0.049808 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=0.071309Jy sigma=1.721207 ! Fit after self-cal, rms=0.069906Jy sigma=1.684800 ! Inverting map ! Added new window around map position (-2.4, 0.6). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0186976 Jy ! Component: 100 - total flux cleaned = 0.028717 Jy ! Total flux subtracted in 100 components = 0.028717 Jy ! Clean residual min=-0.004044 max=0.010371 Jy/beam ! Clean residual mean=-0.000002 rms=0.000966 Jy/beam ! Combined flux in latest and established models = 0.078525 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 30 components and 0.0785249 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=0.063860Jy sigma=1.527808 ! Fit after self-cal, rms=0.061758Jy sigma=1.471353 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0146775 Jy ! Component: 100 - total flux cleaned = 0.0217638 Jy ! Total flux subtracted in 100 components = 0.0217638 Jy ! Clean residual min=-0.003374 max=0.004067 Jy/beam ! Clean residual mean=-0.000001 rms=0.000697 Jy/beam ! Combined flux in latest and established models = 0.100289 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 39 components and 0.100289 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=0.057866Jy sigma=1.366760 ! Fit after self-cal, rms=0.056977Jy sigma=1.345714 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00898341 Jy ! Component: 100 - total flux cleaned = 0.0137262 Jy ! Total flux subtracted in 100 components = 0.0137262 Jy ! Clean residual min=-0.002655 max=0.003492 Jy/beam ! Clean residual mean=-0.000001 rms=0.000549 Jy/beam ! Combined flux in latest and established models = 0.114015 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 45 components and 0.114015 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=0.055541Jy sigma=1.305920 ! Fit after self-cal, rms=0.055385Jy sigma=1.301866 ! Inverting map ! Added new window around map position (-0.8, 0.2). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00509242 Jy ! Component: 100 - total flux cleaned = 0.00663002 Jy ! Total flux subtracted in 100 components = 0.00663002 Jy ! Clean residual min=-0.002279 max=0.002599 Jy/beam ! Clean residual mean=-0.000000 rms=0.000489 Jy/beam ! Combined flux in latest and established models = 0.120645 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 53 components and 0.120645 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=0.054959Jy sigma=1.289248 ! Fit after self-cal, rms=0.054934Jy sigma=1.288403 ! 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=0.8501 mas, bmaj=1.991 mas, bpa=-1.967 degrees ! Estimated noise=0.173437 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 (-1.8, -2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00316485 Jy ! Component: 100 - total flux cleaned = 0.00490566 Jy ! Component: 150 - total flux cleaned = 0.005234 Jy ! Component: 200 - total flux cleaned = 0.00552436 Jy ! Total flux subtracted in 200 components = 0.00552436 Jy ! Clean residual min=-0.001697 max=0.002061 Jy/beam ! Clean residual mean=-0.000001 rms=0.000386 Jy/beam ! Combined flux in latest and established models = 0.126169 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 64 components and 0.126169 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=0.054718Jy sigma=1.282073 ! Fit after self-cal, rms=0.054711Jy sigma=1.281746 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8501 x 1.991 at -1.967 degrees (North through East) ! Clean map min=-0.0015655 max=0.049615 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 1.03 HN 0.91 KP 0.98 ! LA 0.96 MK 1.17 NL 1.16 OV 0.93 ! PT 0.97 SC 0.85 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 1.01 HN 0.94 KP 0.98 ! LA 0.96 MK 1.10 NL 1.13 OV 0.92 ! PT 0.99 SC 0.91 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 1.03 HN 0.96 KP 0.99 ! LA 0.96 MK 1.02 NL 1.13 OV 0.90 ! PT 1.00 SC 0.88 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 1.02 HN 1.00 KP 1.02 ! LA 0.95 MK 1.10 NL 1.18 OV 0.89 ! PT 1.04 SC 0.99 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.10 FD 1.02 HN 0.98 KP 1.02 ! LA 0.95 MK 1.04 NL 1.18 OV 0.90 ! PT 1.01 SC 0.90 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 0.99 HN 0.96 KP 1.06 ! LA 0.95 MK 1.14 NL 1.16 OV 0.93 ! PT 1.01 SC 0.86 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 1.01 HN 0.98 KP 1.03 ! LA 0.94 MK 1.06 NL 1.14 OV 0.94 ! PT 0.98 SC 0.93 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 1.07 HN 1.08 KP 1.04 ! LA 0.93 MK 1.07 NL 1.07 OV 0.94 ! PT 1.02 SC 0.87 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 0.96 HN 0.90 KP 1.02 ! LA 0.96 MK 1.08 NL 1.17 OV 0.92 ! PT 1.02 SC 0.92 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 1.01 HN 0.98 KP 1.02 ! LA 0.99 MK 1.03 NL 1.23 OV 0.91 ! PT 1.01 SC 0.92 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 0.97 HN 0.91 KP 0.96 ! LA 0.97 MK 1.03 NL 1.21 OV 0.94 ! PT 1.05 SC 0.99 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 1.03 HN 0.98 KP 1.09 ! LA 0.92 MK 1.00 NL 1.11 OV 0.96 ! PT 0.95 SC 0.91 ! ! ! Fit before self-cal, rms=0.054711Jy sigma=1.281746 ! Fit after self-cal, rms=0.054699Jy sigma=1.272956 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.8482 mas, bmaj=1.984 mas, bpa=-0.3529 degrees ! Estimated noise=0.173258 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 = -0.000723268 Jy ! Component: 100 - total flux cleaned = -0.000779892 Jy ! Component: 150 - total flux cleaned = -0.000632929 Jy ! Component: 200 - total flux cleaned = -0.000567693 Jy ! Total flux subtracted in 200 components = -0.000567693 Jy ! Clean residual min=-0.001034 max=0.001073 Jy/beam ! Clean residual mean=0.000001 rms=0.000256 Jy/beam ! Combined flux in latest and established models = 0.125602 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 76 components and 0.125602 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=0.054632Jy sigma=1.271335 ! Fit after self-cal, rms=0.054691Jy sigma=1.270892 ! 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=0.054691Jy sigma=1.270892 ! Fit after self-cal, rms=0.054576Jy sigma=1.266893 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8491 mas, bmaj=1.984 mas, bpa=-0.4064 degrees ! Estimated noise=0.172339 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000372242 Jy ! Component: 100 - total flux cleaned = -0.000403211 Jy ! Component: 150 - total flux cleaned = -0.000352756 Jy ! Component: 200 - total flux cleaned = -0.000306517 Jy ! Total flux subtracted in 200 components = -0.000306517 Jy ! Clean residual min=-0.000934 max=0.000922 Jy/beam ! Clean residual mean=0.000000 rms=0.000224 Jy/beam ! Combined flux in latest and established models = 0.125295 Jy selfcal ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 83 components and 0.125295 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=0.054549Jy sigma=1.266243 ! Fit after self-cal, rms=0.054566Jy sigma=1.266107 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 = 1.18894e-06 Jy ! Component: 100 - total flux cleaned = 6.63117e-05 Jy ! Component: 150 - total flux cleaned = 0.000106277 Jy ! Component: 200 - total flux cleaned = 0.000124622 Jy ! Total flux subtracted in 200 components = 0.000124622 Jy ! Clean residual min=-0.000912 max=0.000921 Jy/beam ! Clean residual mean=0.000000 rms=0.000220 Jy/beam ! Combined flux in latest and established models = 0.12542 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 92 components and 0.12542 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=0.054551Jy sigma=1.265763 ! Fit after self-cal, rms=0.054551Jy sigma=1.265739 ! 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=0.054551Jy sigma=1.265739 ! Fit after self-cal, rms=0.054681Jy sigma=1.265678 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8486 mas, bmaj=1.985 mas, bpa=-0.4845 degrees ! Estimated noise=0.172254 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -5.94067e-05 Jy ! Component: 100 - total flux cleaned = -2.19499e-05 Jy ! Component: 150 - total flux cleaned = 1.362e-05 Jy ! Component: 200 - total flux cleaned = 3.01753e-05 Jy ! Total flux subtracted in 200 components = 3.01753e-05 Jy ! Clean residual min=-0.000891 max=0.000875 Jy/beam ! Clean residual mean=0.000000 rms=0.000216 Jy/beam ! Combined flux in latest and established models = 0.12545 Jy selfcal ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 97 components and 0.12545 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=0.054668Jy sigma=1.265415 ! Fit after self-cal, rms=0.054673Jy sigma=1.265387 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 = 3.45413e-05 Jy ! Component: 100 - total flux cleaned = 5.10936e-05 Jy ! Component: 150 - total flux cleaned = 6.55412e-05 Jy ! Component: 200 - total flux cleaned = 5.17068e-05 Jy ! Total flux subtracted in 200 components = 5.17068e-05 Jy ! Clean residual min=-0.000876 max=0.000868 Jy/beam ! Clean residual mean=0.000000 rms=0.000215 Jy/beam ! Combined flux in latest and established models = 0.125502 Jy ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 107 components and 0.125502 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=0.054665Jy sigma=1.265218 ! Fit after self-cal, rms=0.054665Jy sigma=1.265207 ! 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=0.054665Jy sigma=1.265207 ! Fit after self-cal, rms=0.054679Jy sigma=1.265199 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.103 mas, bmaj=3.178 mas, bpa=2.17 degrees ! Estimated noise=0.223697 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000259721 Jy ! Component: 100 - total flux cleaned = -0.00027032 Jy ! Component: 150 - total flux cleaned = -0.000287678 Jy ! Component: 200 - total flux cleaned = -0.000287113 Jy ! Total flux subtracted in 200 components = -0.000287113 Jy ! Clean residual min=-0.000959 max=0.000950 Jy/beam ! Clean residual mean=0.000000 rms=0.000251 Jy/beam ! Combined flux in latest and established models = 0.125214 Jy selfcal ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 123 components and 0.125214 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=0.054677Jy sigma=1.265146 ! Fit after self-cal, rms=0.054677Jy sigma=1.265137 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 = -3.27797e-05 Jy ! Component: 100 - total flux cleaned = -4.62083e-05 Jy ! Component: 150 - total flux cleaned = -5.23986e-05 Jy ! Component: 200 - total flux cleaned = -5.21833e-05 Jy ! Total flux subtracted in 200 components = -5.21833e-05 Jy ! Clean residual min=-0.000945 max=0.000947 Jy/beam ! Clean residual mean=0.000000 rms=0.000251 Jy/beam ! Combined flux in latest and established models = 0.125162 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 131 components and 0.125162 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=0.054677Jy sigma=1.265130 ! Fit after self-cal, rms=0.054677Jy sigma=1.265127 ! 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=0.8476 mas, bmaj=1.986 mas, bpa=-0.5617 degrees ! Estimated noise=0.172244 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8476 x 1.986 at -0.5617 degrees (North through East) ! Clean map min=-0.00082102 max=0.049128 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=0.6886 mas, bmaj=1.704 mas, bpa=-0.7928 degrees ! Estimated noise=0.26922 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0448567 Jy ! Component: 100 - total flux cleaned = 0.068501 Jy ! Component: 150 - total flux cleaned = 0.0828343 Jy ! Component: 200 - total flux cleaned = 0.0925222 Jy ! Total flux subtracted in 200 components = 0.0925222 Jy ! Clean residual min=-0.002891 max=0.005408 Jy/beam ! Clean residual mean=-0.000001 rms=0.000660 Jy/beam ! Combined flux in latest and established models = 0.0925222 Jy uvw 0,-1 ! Uniform weighting is not currently selected. ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. flux_cutoff = imstat(rms) * dynam ! Adding 23 model components to the UV plane model. ! The established model now contains 23 components and 0.0925222 Jy ! Inverting map and beam ! Estimated beam: bmin=0.8476 mas, bmaj=1.986 mas, bpa=-0.5617 degrees ! Estimated noise=0.172244 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 = 0.0103266 Jy ! Component: 100 - total flux cleaned = 0.0169483 Jy ! Component: 150 - total flux cleaned = 0.021445 Jy ! Component: 200 - total flux cleaned = 0.0245644 Jy ! Total flux subtracted in 200 components = 0.0245644 Jy ! Clean residual min=-0.001100 max=0.001722 Jy/beam ! Clean residual mean=-0.000001 rms=0.000305 Jy/beam ! Combined flux in latest and established models = 0.117087 Jy ! Adding 37 model components to the UV plane model. ! The established model now contains 51 components and 0.117087 Jy ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00219537 Jy ! Component: 100 - total flux cleaned = 0.00377877 Jy ! Component: 150 - total flux cleaned = 0.00495944 Jy ! Component: 200 - total flux cleaned = 0.00584504 Jy ! Total flux subtracted in 200 components = 0.00584504 Jy ! Clean residual min=-0.000907 max=0.000880 Jy/beam ! Clean residual mean=-0.000000 rms=0.000221 Jy/beam ! Combined flux in latest and established models = 0.122932 Jy ! Adding 29 model components to the UV plane model. ! The established model now contains 69 components and 0.122932 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=2.103 mas, bmaj=3.178 mas, bpa=2.17 degrees ! Estimated noise=0.223697 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000990288 Jy ! Component: 100 - total flux cleaned = 0.00153923 Jy ! Component: 150 - total flux cleaned = 0.00175927 Jy ! Component: 200 - total flux cleaned = 0.001827 Jy ! Total flux subtracted in 200 components = 0.001827 Jy ! Clean residual min=-0.000982 max=0.000927 Jy/beam ! Clean residual mean=0.000000 rms=0.000253 Jy/beam ! Combined flux in latest and established models = 0.124759 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 = 2.84204e-05 Jy ! Component: 100 - total flux cleaned = 6.10707e-05 Jy ! Component: 150 - total flux cleaned = 8.26515e-05 Jy ! Component: 200 - total flux cleaned = 0.00010174 Jy ! Total flux subtracted in 200 components = 0.00010174 Jy ! Clean residual min=-0.000982 max=0.000936 Jy/beam ! Clean residual mean=0.000000 rms=0.000251 Jy/beam ! Combined flux in latest and established models = 0.12486 Jy ! Adding 37 model components to the UV plane model. ! The established model now contains 99 components and 0.12486 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.8476 mas, bmaj=1.986 mas, bpa=-0.5617 degrees ! Estimated noise=0.172244 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 5.78532e-06 Jy ! Component: 100 - total flux cleaned = -6.15907e-05 Jy ! Component: 150 - total flux cleaned = -0.000105887 Jy ! Component: 200 - total flux cleaned = -0.000118552 Jy ! Total flux subtracted in 200 components = -0.000118552 Jy ! Clean residual min=-0.000843 max=0.000873 Jy/beam ! Clean residual mean=0.000000 rms=0.000210 Jy/beam ! Combined flux in latest and established models = 0.124742 Jy selfcal ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 111 components and 0.124742 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=0.054651Jy sigma=1.264715 ! Fit after self-cal, rms=0.054631Jy sigma=1.264379 wmodel J0234+0446_X_map.mod ! Writing 111 model components to file: J0234+0446_X_map.mod wobs J0234+0446_X_uvs.fits ! Writing UV FITS file: J0234+0446_X_uvs.fits wwins J0234+0446_X_map.win ! wwins: Wrote 4 windows to J0234+0446_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 = -0.000159881 Jy ! Component: 100 - total flux cleaned = -0.000388411 Jy ! Component: 150 - total flux cleaned = -0.000607486 Jy ! Component: 200 - total flux cleaned = -0.000805025 Jy ! Component: 250 - total flux cleaned = -0.000997404 Jy ! Component: 300 - total flux cleaned = -0.00119836 Jy ! Component: 350 - total flux cleaned = -0.00134256 Jy ! Component: 400 - total flux cleaned = -0.00152254 Jy ! Component: 450 - total flux cleaned = -0.00171201 Jy ! Component: 500 - total flux cleaned = -0.00189848 Jy ! Component: 550 - total flux cleaned = -0.00204506 Jy ! Component: 600 - total flux cleaned = -0.0021294 Jy ! Component: 650 - total flux cleaned = -0.00221268 Jy ! Component: 700 - total flux cleaned = -0.00227151 Jy ! Component: 750 - total flux cleaned = -0.00231798 Jy ! Component: 800 - total flux cleaned = -0.00236381 Jy ! Component: 850 - total flux cleaned = -0.00242056 Jy ! Component: 900 - total flux cleaned = -0.00251049 Jy ! Component: 950 - total flux cleaned = -0.00254391 Jy ! Component: 1000 - total flux cleaned = -0.00258788 Jy ! Component: 1050 - total flux cleaned = -0.00264258 Jy ! Component: 1100 - total flux cleaned = -0.00269683 Jy ! Component: 1150 - total flux cleaned = -0.0027505 Jy ! Component: 1200 - total flux cleaned = -0.00282509 Jy ! Component: 1250 - total flux cleaned = -0.00286717 Jy ! Component: 1300 - total flux cleaned = -0.00290903 Jy ! Component: 1350 - total flux cleaned = -0.00294008 Jy ! Component: 1400 - total flux cleaned = -0.00299153 Jy ! Component: 1450 - total flux cleaned = -0.0029712 Jy ! Component: 1500 - total flux cleaned = -0.00302176 Jy ! Component: 1550 - total flux cleaned = -0.00303179 Jy ! Component: 1600 - total flux cleaned = -0.0030417 Jy ! Component: 1650 - total flux cleaned = -0.00305169 Jy ! Component: 1700 - total flux cleaned = -0.00309094 Jy ! Component: 1750 - total flux cleaned = -0.00310065 Jy ! Component: 1800 - total flux cleaned = -0.00312969 Jy ! Component: 1850 - total flux cleaned = -0.00317785 Jy ! Component: 1900 - total flux cleaned = -0.00317788 Jy ! Component: 1950 - total flux cleaned = -0.00322511 Jy ! Component: 2000 - total flux cleaned = -0.00323455 Jy ! Component: 2050 - total flux cleaned = -0.00326256 Jy ! Component: 2100 - total flux cleaned = -0.00327185 Jy ! Component: 2150 - total flux cleaned = -0.00334565 Jy ! Component: 2200 - total flux cleaned = -0.00332733 Jy ! Component: 2250 - total flux cleaned = -0.00334551 Jy ! Component: 2300 - total flux cleaned = -0.00337274 Jy ! Component: 2350 - total flux cleaned = -0.00342669 Jy ! Component: 2400 - total flux cleaned = -0.00341767 Jy ! Component: 2450 - total flux cleaned = -0.00345317 Jy ! Component: 2500 - total flux cleaned = -0.00351495 Jy ! Component: 2550 - total flux cleaned = -0.00350612 Jy ! Component: 2600 - total flux cleaned = -0.00356722 Jy ! Component: 2650 - total flux cleaned = -0.00358463 Jy ! Component: 2700 - total flux cleaned = -0.00361921 Jy ! Component: 2750 - total flux cleaned = -0.00365357 Jy ! Component: 2800 - total flux cleaned = -0.00361092 Jy ! Component: 2850 - total flux cleaned = -0.00366186 Jy ! Component: 2900 - total flux cleaned = -0.00370408 Jy ! Component: 2950 - total flux cleaned = -0.00376287 Jy ! Component: 3000 - total flux cleaned = -0.00376285 Jy ! Component: 3050 - total flux cleaned = -0.0037962 Jy ! Component: 3100 - total flux cleaned = -0.0038376 Jy ! Component: 3150 - total flux cleaned = -0.00387048 Jy ! Component: 3200 - total flux cleaned = -0.00387044 Jy ! Component: 3250 - total flux cleaned = -0.00390302 Jy ! Component: 3300 - total flux cleaned = -0.00391104 Jy ! Component: 3350 - total flux cleaned = -0.00393527 Jy ! Component: 3400 - total flux cleaned = -0.00399139 Jy ! Component: 3450 - total flux cleaned = -0.0040074 Jy ! Component: 3500 - total flux cleaned = -0.00400736 Jy ! Component: 3550 - total flux cleaned = -0.0040074 Jy ! Component: 3600 - total flux cleaned = -0.004031 Jy ! Component: 3650 - total flux cleaned = -0.00407011 Jy ! Component: 3700 - total flux cleaned = -0.00407779 Jy ! Component: 3750 - total flux cleaned = -0.00410106 Jy ! Component: 3800 - total flux cleaned = -0.00412421 Jy ! Component: 3850 - total flux cleaned = -0.0041318 Jy ! Component: 3900 - total flux cleaned = -0.0041394 Jy ! Component: 3950 - total flux cleaned = -0.0041471 Jy ! Component: 4000 - total flux cleaned = -0.00416226 Jy ! Component: 4050 - total flux cleaned = -0.0042528 Jy ! Total flux subtracted in 4096 components = -0.00420019 Jy ! Clean residual min=-0.000436 max=0.000423 Jy/beam ! Clean residual mean=0.000000 rms=0.000132 Jy/beam ! Combined flux in latest and established models = 0.120542 Jy keep ! Adding 329 model components to the UV plane model. ! The established model now contains 440 components and 0.120542 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J0234+0446_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8476 x 1.986 at -0.5617 degrees (North through East) ! Clean map min=-0.00064529 max=0.04871 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J0234+0446_X_map.fits wmodel /vlbi/uf001/uva//J0234+0446_X_map.mod ! Writing 440 model components to file: /vlbi/uf001/uva//J0234+0446_X_map.mod wobs /vlbi/uf001/uva//J0234+0446_X_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J0234+0446_X_uvs.fits wwins /vlbi/uf001/uva//J0234+0446_X_map.win ! wwins: Wrote 5 windows to /vlbi/uf001/uva//J0234+0446_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0487099 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000132075 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.813435 0.813435 1.62687 3.25374 6.50748 13.015 26.0299 52.0598 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0003 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.048 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 368.806 quit ! Quitting program ! Log file /vlbi/uf001/uva//J0234+0446_X_dfm.log closed on Sun Jan 13 21:28:14 2019