! Started logfile: /vlbi/uf001/uva//J2254+2445_X_dfm.log on Mon Jan 14 06:27:52 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//J2254+2445_X_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J2254+2445_X_uva.fits ! AN table 1: 42 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.901587 visibilities/baseline/integration-bin. ! Found source: J2254+2445 ! ! 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 20448 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+2445_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 79 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 79 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 79 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 79 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 79 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 79 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 79 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 79 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 79 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 79 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 79 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 79 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.024629Jy sigma=21.078270 ! Fit after self-cal, rms=0.819423Jy sigma=16.627970 ! 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=0.7019 mas, bmaj=1.58 mas, bpa=-6.603 degrees ! Estimated noise=0.458407 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 = 0.138771 Jy ! Component: 100 - total flux cleaned = 0.178607 Jy ! Total flux subtracted in 100 components = 0.178607 Jy ! Clean residual min=-0.012464 max=0.024300 Jy/beam ! Clean residual mean=0.000005 rms=0.003127 Jy/beam ! Combined flux in latest and established models = 0.178607 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 10 components and 0.178607 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=0.108133Jy sigma=2.250227 ! Fit after self-cal, rms=0.108045Jy sigma=2.248655 ! Inverting map ! Added new window around map position (1, 4). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0270085 Jy ! Component: 100 - total flux cleaned = 0.0461633 Jy ! Total flux subtracted in 100 components = 0.0461633 Jy ! Clean residual min=-0.010915 max=0.014005 Jy/beam ! Clean residual mean=0.000002 rms=0.002638 Jy/beam ! Combined flux in latest and established models = 0.22477 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 19 components and 0.22477 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=0.096915Jy sigma=1.981287 ! Fit after self-cal, rms=0.096591Jy sigma=1.974159 ! 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=0.8827 mas, bmaj=1.898 mas, bpa=-5.423 degrees ! Estimated noise=0.26738 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 = 0.028115 Jy ! Component: 100 - total flux cleaned = 0.0479221 Jy ! Component: 150 - total flux cleaned = 0.0632124 Jy ! Component: 200 - total flux cleaned = 0.0751646 Jy ! Total flux subtracted in 200 components = 0.0751646 Jy ! Clean residual min=-0.013185 max=0.020523 Jy/beam ! Clean residual mean=0.000004 rms=0.003319 Jy/beam ! Combined flux in latest and established models = 0.299935 Jy ! Performing phase self-cal ! Adding 35 model components to the UV plane model. ! The established model now contains 42 components and 0.299935 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=0.086538Jy sigma=1.715903 ! Fit after self-cal, rms=0.086032Jy sigma=1.701753 ! Inverting map ! Added new window around map position (2.2, 7.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0209827 Jy ! Component: 100 - total flux cleaned = 0.0333644 Jy ! Component: 150 - total flux cleaned = 0.0433959 Jy ! Component: 200 - total flux cleaned = 0.0519577 Jy ! Total flux subtracted in 200 components = 0.0519577 Jy ! Clean residual min=-0.012039 max=0.010979 Jy/beam ! Clean residual mean=0.000014 rms=0.002574 Jy/beam ! Combined flux in latest and established models = 0.351892 Jy ! Performing phase self-cal ! Adding 54 model components to the UV plane model. ! The established model now contains 85 components and 0.351892 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=0.080446Jy sigma=1.555209 ! Fit after self-cal, rms=0.080183Jy sigma=1.549395 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8827 x 1.898 at -5.423 degrees (North through East) ! Clean map min=-0.011578 max=0.18594 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.20 FD 1.01 HN 1.11 KP 1.06 ! LA 0.77 MK 1.00 NL 1.11 OV 0.94 ! PT 0.96 SC 0.98 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.18 FD 1.03 HN 1.12 KP 1.04 ! LA 0.77 MK 1.01 NL 1.10 OV 0.95 ! PT 0.96 SC 1.00 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.19 FD 1.08 HN 1.07 KP 1.05 ! LA 0.78 MK 1.02 NL 1.12 OV 0.93 ! PT 0.96 SC 0.98 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.17 FD 1.04 HN 1.11 KP 1.05 ! LA 0.78 MK 0.97 NL 1.10 OV 0.94 ! PT 0.95 SC 0.97 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.17 FD 1.06 HN 1.11 KP 1.03 ! LA 0.79 MK 1.00 NL 1.11 OV 0.95 ! PT 0.96 SC 0.98 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.18 FD 1.07 HN 1.07 KP 1.07 ! LA 0.78 MK 0.98 NL 1.12 OV 0.93 ! PT 0.96 SC 0.98 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.18 FD 1.01 HN 1.12 KP 1.06 ! LA 0.77 MK 0.97 NL 1.10 OV 0.94 ! PT 0.97 SC 0.99 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.15 FD 1.04 HN 1.08 KP 1.05 ! LA 0.76 MK 1.00 NL 1.08 OV 0.94 ! PT 0.96 SC 0.97 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.19 FD 1.07 HN 1.07 KP 1.04 ! LA 0.77 MK 0.96 NL 1.11 OV 0.94 ! PT 0.97 SC 0.97 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.19 FD 1.04 HN 1.11 KP 1.05 ! LA 0.78 MK 0.98 NL 1.12 OV 0.95 ! PT 0.97 SC 0.93 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.19 FD 1.05 HN 1.06 KP 1.05 ! LA 0.80 MK 0.98 NL 1.09 OV 0.93 ! PT 0.96 SC 0.94 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.18 FD 1.03 HN 1.04 KP 1.05 ! LA 0.78 MK 0.95 NL 1.12 OV 0.93 ! PT 0.98 SC 0.97 ! ! ! Fit before self-cal, rms=0.080183Jy sigma=1.549395 ! Fit after self-cal, rms=0.074052Jy sigma=1.342313 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.886 mas, bmaj=1.939 mas, bpa=-4.982 degrees ! Estimated noise=0.263116 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 (0.2, 8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00859871 Jy ! Component: 100 - total flux cleaned = 0.0149985 Jy ! Component: 150 - total flux cleaned = 0.0184645 Jy ! Component: 200 - total flux cleaned = 0.0205028 Jy ! Total flux subtracted in 200 components = 0.0205028 Jy ! Clean residual min=-0.004557 max=0.004944 Jy/beam ! Clean residual mean=0.000000 rms=0.001076 Jy/beam ! Combined flux in latest and established models = 0.372395 Jy ! Performing phase self-cal ! Adding 37 model components to the UV plane model. ! The established model now contains 120 components and 0.372395 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=0.072656Jy sigma=1.305348 ! Fit after self-cal, rms=0.072899Jy sigma=1.303289 ! 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=0.072899Jy sigma=1.303289 ! Fit after self-cal, rms=0.076835Jy sigma=1.244149 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8864 mas, bmaj=1.933 mas, bpa=-5.227 degrees ! Estimated noise=0.264082 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00133489 Jy ! Component: 100 - total flux cleaned = 0.0026517 Jy ! Component: 150 - total flux cleaned = 0.0037122 Jy ! Component: 200 - total flux cleaned = 0.00461626 Jy ! Total flux subtracted in 200 components = 0.00461626 Jy ! Clean residual min=-0.002386 max=0.002654 Jy/beam ! Clean residual mean=0.000002 rms=0.000576 Jy/beam ! Combined flux in latest and established models = 0.377011 Jy selfcal ! Performing phase self-cal ! Adding 36 model components to the UV plane model. ! The established model now contains 147 components and 0.377011 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=0.076416Jy sigma=1.233921 ! Fit after self-cal, rms=0.076492Jy sigma=1.233250 flux_cutoff = imstat(rms) * dynam ! Inverting map repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! Added new window around map position (-5.4, 20.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00142641 Jy ! Component: 100 - total flux cleaned = 0.00268664 Jy ! Component: 150 - total flux cleaned = 0.0037388 Jy ! Component: 200 - total flux cleaned = 0.00456664 Jy ! Total flux subtracted in 200 components = 0.00456664 Jy ! Clean residual min=-0.002251 max=0.002024 Jy/beam ! Clean residual mean=0.000004 rms=0.000518 Jy/beam ! Combined flux in latest and established models = 0.381578 Jy ! Performing phase self-cal ! Adding 33 model components to the UV plane model. ! The established model now contains 161 components and 0.381578 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=0.076311Jy sigma=1.229185 ! Fit after self-cal, rms=0.076293Jy sigma=1.228923 ! 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=0.076293Jy sigma=1.228923 ! Fit after self-cal, rms=0.077360Jy sigma=1.227808 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8888 mas, bmaj=1.938 mas, bpa=-5.162 degrees ! Estimated noise=0.263843 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.0016303 Jy ! Component: 100 - total flux cleaned = -0.00108926 Jy ! Component: 150 - total flux cleaned = -0.000476288 Jy ! Component: 200 - total flux cleaned = -2.0641e-05 Jy ! Total flux subtracted in 200 components = -2.0641e-05 Jy ! Clean residual min=-0.001988 max=0.001990 Jy/beam ! Clean residual mean=0.000003 rms=0.000468 Jy/beam ! Combined flux in latest and established models = 0.381557 Jy selfcal ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 169 components and 0.381558 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=0.077217Jy sigma=1.225061 ! Fit after self-cal, rms=0.077215Jy sigma=1.224868 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 = 8.2064e-05 Jy ! Component: 100 - total flux cleaned = 0.000719512 Jy ! Component: 150 - total flux cleaned = 0.0011629 Jy ! Component: 200 - total flux cleaned = 0.00157844 Jy ! Total flux subtracted in 200 components = 0.00157844 Jy ! Clean residual min=-0.001895 max=0.001858 Jy/beam ! Clean residual mean=0.000004 rms=0.000447 Jy/beam ! Combined flux in latest and established models = 0.383136 Jy ! Performing phase self-cal ! Adding 33 model components to the UV plane model. ! The established model now contains 177 components and 0.383136 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=0.077138Jy sigma=1.223396 ! Fit after self-cal, rms=0.077127Jy sigma=1.223274 ! 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=0.077127Jy sigma=1.223274 ! Fit after self-cal, rms=0.077750Jy sigma=1.222894 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.1 mas, bmaj=3.03 mas, bpa=-5.507 degrees ! Estimated noise=0.316907 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000272421 Jy ! Component: 100 - total flux cleaned = 0.00112244 Jy ! Component: 150 - total flux cleaned = 0.00173757 Jy ! Component: 200 - total flux cleaned = 0.00195521 Jy ! Total flux subtracted in 200 components = 0.00195521 Jy ! Clean residual min=-0.002208 max=0.002524 Jy/beam ! Clean residual mean=0.000007 rms=0.000569 Jy/beam ! Combined flux in latest and established models = 0.385091 Jy selfcal ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 191 components and 0.385091 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=0.077714Jy sigma=1.222152 ! Fit after self-cal, rms=0.077714Jy sigma=1.221944 flux_cutoff = imstat(rms) * dynam ! Inverting map repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! Added new window around map position (0, 12.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00225257 Jy ! Component: 100 - total flux cleaned = 0.00304118 Jy ! Component: 150 - total flux cleaned = 0.00338416 Jy ! Component: 200 - total flux cleaned = 0.00375391 Jy ! Total flux subtracted in 200 components = 0.00375391 Jy ! Clean residual min=-0.001936 max=0.001743 Jy/beam ! Clean residual mean=0.000005 rms=0.000467 Jy/beam ! Combined flux in latest and established models = 0.388845 Jy ! Performing phase self-cal ! Adding 38 model components to the UV plane model. ! The established model now contains 225 components and 0.388845 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=0.077651Jy sigma=1.220619 ! Fit after self-cal, rms=0.077646Jy sigma=1.220418 ! 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=0.8904 mas, bmaj=1.943 mas, bpa=-5.09 degrees ! Estimated noise=0.264002 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8904 x 1.943 at -5.09 degrees (North through East) ! Clean map min=-0.0015689 max=0.18407 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=0.7019 mas, bmaj=1.602 mas, bpa=-6.653 degrees ! Estimated noise=0.460395 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.138743 Jy ! Component: 100 - total flux cleaned = 0.181787 Jy ! Component: 150 - total flux cleaned = 0.208353 Jy ! Component: 200 - total flux cleaned = 0.22738 Jy ! Total flux subtracted in 200 components = 0.22738 Jy ! Clean residual min=-0.006297 max=0.011730 Jy/beam ! Clean residual mean=-0.000006 rms=0.001798 Jy/beam ! Combined flux in latest and established models = 0.22738 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 26 model components to the UV plane model. ! The established model now contains 26 components and 0.22738 Jy ! Inverting map and beam ! Estimated beam: bmin=0.8904 mas, bmaj=1.943 mas, bpa=-5.09 degrees ! Estimated noise=0.264002 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 = 0.0262895 Jy ! Component: 100 - total flux cleaned = 0.0456871 Jy ! Component: 150 - total flux cleaned = 0.0609282 Jy ! Component: 200 - total flux cleaned = 0.0731407 Jy ! Total flux subtracted in 200 components = 0.0731407 Jy ! Clean residual min=-0.005320 max=0.008478 Jy/beam ! Clean residual mean=0.000001 rms=0.001657 Jy/beam ! Combined flux in latest and established models = 0.300521 Jy ! Adding 64 model components to the UV plane model. ! The established model now contains 77 components and 0.300521 Jy ! Inverting map ! Added new window around map position (0, 4.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0102772 Jy ! Component: 100 - total flux cleaned = 0.0187626 Jy ! Component: 150 - total flux cleaned = 0.0259818 Jy ! Component: 200 - total flux cleaned = 0.0321794 Jy ! Total flux subtracted in 200 components = 0.0321794 Jy ! Clean residual min=-0.003557 max=0.004282 Jy/beam ! Clean residual mean=0.000003 rms=0.001031 Jy/beam ! Combined flux in latest and established models = 0.3327 Jy ! Adding 59 model components to the UV plane model. ! The established model now contains 123 components and 0.3327 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=2.1 mas, bmaj=3.03 mas, bpa=-5.507 degrees ! Estimated noise=0.316907 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0101267 Jy ! Component: 100 - total flux cleaned = 0.0176059 Jy ! Component: 150 - total flux cleaned = 0.0235985 Jy ! Component: 200 - total flux cleaned = 0.0285307 Jy ! Total flux subtracted in 200 components = 0.0285307 Jy ! Clean residual min=-0.003618 max=0.003937 Jy/beam ! Clean residual mean=0.000006 rms=0.001074 Jy/beam ! Combined flux in latest and established models = 0.361231 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 = 0.00411731 Jy ! Component: 100 - total flux cleaned = 0.00758991 Jy ! Component: 150 - total flux cleaned = 0.0105423 Jy ! Component: 200 - total flux cleaned = 0.0130707 Jy ! Total flux subtracted in 200 components = 0.0130707 Jy ! Clean residual min=-0.002418 max=0.002448 Jy/beam ! Clean residual mean=0.000005 rms=0.000679 Jy/beam ! Combined flux in latest and established models = 0.374302 Jy ! Adding 185 model components to the UV plane model. ! The established model now contains 277 components and 0.374302 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.8904 mas, bmaj=1.943 mas, bpa=-5.09 degrees ! Estimated noise=0.264002 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00219222 Jy ! Component: 100 - total flux cleaned = 0.00394164 Jy ! Component: 150 - total flux cleaned = 0.00534679 Jy ! Component: 200 - total flux cleaned = 0.00649193 Jy ! Total flux subtracted in 200 components = 0.00649193 Jy ! Clean residual min=-0.001503 max=0.001748 Jy/beam ! Clean residual mean=0.000002 rms=0.000384 Jy/beam ! Combined flux in latest and established models = 0.380793 Jy selfcal ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 305 components and 0.380793 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=0.077439Jy sigma=1.219060 ! Fit after self-cal, rms=0.077374Jy sigma=1.217750 wmodel J2254+2445_X_map.mod ! Writing 305 model components to file: J2254+2445_X_map.mod wobs J2254+2445_X_uvs.fits ! Writing UV FITS file: J2254+2445_X_uvs.fits wwins J2254+2445_X_map.win ! wwins: Wrote 7 windows to J2254+2445_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 = 0.000321019 Jy ! Component: 100 - total flux cleaned = 8.7026e-05 Jy ! Component: 150 - total flux cleaned = 1.10154e-05 Jy ! Component: 200 - total flux cleaned = -8.72088e-05 Jy ! Component: 250 - total flux cleaned = -0.00020662 Jy ! Component: 300 - total flux cleaned = -0.00034623 Jy ! Component: 350 - total flux cleaned = -0.000391773 Jy ! Component: 400 - total flux cleaned = -0.000526513 Jy ! Component: 450 - total flux cleaned = -0.000658281 Jy ! Component: 500 - total flux cleaned = -0.000787793 Jy ! Component: 550 - total flux cleaned = -0.000894229 Jy ! Component: 600 - total flux cleaned = -0.000998326 Jy ! Component: 650 - total flux cleaned = -0.00108022 Jy ! Component: 700 - total flux cleaned = -0.0011814 Jy ! Component: 750 - total flux cleaned = -0.00126104 Jy ! Component: 800 - total flux cleaned = -0.00133962 Jy ! Component: 850 - total flux cleaned = -0.00137819 Jy ! Component: 900 - total flux cleaned = -0.00145414 Jy ! Component: 950 - total flux cleaned = -0.00151034 Jy ! Component: 1000 - total flux cleaned = -0.00147328 Jy ! Component: 1050 - total flux cleaned = -0.00158398 Jy ! Component: 1100 - total flux cleaned = -0.00165655 Jy ! Component: 1150 - total flux cleaned = -0.00172833 Jy ! Component: 1200 - total flux cleaned = -0.00181702 Jy ! Component: 1250 - total flux cleaned = -0.00190451 Jy ! Component: 1300 - total flux cleaned = -0.00192192 Jy ! Component: 1350 - total flux cleaned = -0.00199073 Jy ! Component: 1400 - total flux cleaned = -0.00204181 Jy ! Component: 1450 - total flux cleaned = -0.00205853 Jy ! Component: 1500 - total flux cleaned = -0.00217569 Jy ! Component: 1550 - total flux cleaned = -0.00214264 Jy ! Component: 1600 - total flux cleaned = -0.00219182 Jy ! Component: 1650 - total flux cleaned = -0.00219169 Jy ! Component: 1700 - total flux cleaned = -0.0022243 Jy ! Component: 1750 - total flux cleaned = -0.00222441 Jy ! Component: 1800 - total flux cleaned = -0.00225615 Jy ! Component: 1850 - total flux cleaned = -0.00224053 Jy ! Component: 1900 - total flux cleaned = -0.00224065 Jy ! Component: 1950 - total flux cleaned = -0.00219435 Jy ! Component: 2000 - total flux cleaned = -0.00220969 Jy ! Component: 2050 - total flux cleaned = -0.00225535 Jy ! Component: 2100 - total flux cleaned = -0.00219488 Jy ! Component: 2150 - total flux cleaned = -0.00215002 Jy ! Component: 2200 - total flux cleaned = -0.00222449 Jy ! Component: 2250 - total flux cleaned = -0.00219496 Jy ! Component: 2300 - total flux cleaned = -0.00216567 Jy ! Component: 2350 - total flux cleaned = -0.00218034 Jy ! Component: 2400 - total flux cleaned = -0.00220924 Jy ! Component: 2450 - total flux cleaned = -0.0021661 Jy ! Component: 2500 - total flux cleaned = -0.00218047 Jy ! Component: 2550 - total flux cleaned = -0.00216632 Jy ! Component: 2600 - total flux cleaned = -0.00213811 Jy ! Component: 2650 - total flux cleaned = -0.00209595 Jy ! Component: 2700 - total flux cleaned = -0.00208201 Jy ! Component: 2750 - total flux cleaned = -0.00206814 Jy ! Component: 2800 - total flux cleaned = -0.00206801 Jy ! Component: 2850 - total flux cleaned = -0.0020407 Jy ! Component: 2900 - total flux cleaned = -0.00209508 Jy ! Component: 2950 - total flux cleaned = -0.00206802 Jy ! Component: 3000 - total flux cleaned = -0.00208158 Jy ! Component: 3050 - total flux cleaned = -0.00209487 Jy ! Component: 3100 - total flux cleaned = -0.00204176 Jy ! Component: 3150 - total flux cleaned = -0.0020814 Jy ! Component: 3200 - total flux cleaned = -0.00210775 Jy ! Component: 3250 - total flux cleaned = -0.0021207 Jy ! Component: 3300 - total flux cleaned = -0.0021207 Jy ! Component: 3350 - total flux cleaned = -0.00217252 Jy ! Component: 3400 - total flux cleaned = -0.00215973 Jy ! Component: 3450 - total flux cleaned = -0.00218533 Jy ! Component: 3500 - total flux cleaned = -0.00223624 Jy ! Component: 3550 - total flux cleaned = -0.00223625 Jy ! Component: 3600 - total flux cleaned = -0.00226139 Jy ! Component: 3650 - total flux cleaned = -0.00227401 Jy ! Component: 3700 - total flux cleaned = -0.00228645 Jy ! Component: 3750 - total flux cleaned = -0.00231127 Jy ! Component: 3800 - total flux cleaned = -0.002336 Jy ! Component: 3850 - total flux cleaned = -0.00236053 Jy ! Component: 3900 - total flux cleaned = -0.00237277 Jy ! Component: 3950 - total flux cleaned = -0.00236051 Jy ! Component: 4000 - total flux cleaned = -0.00238457 Jy ! Component: 4050 - total flux cleaned = -0.00242077 Jy ! Total flux subtracted in 4096 components = -0.00242077 Jy ! Clean residual min=-0.000720 max=0.000814 Jy/beam ! Clean residual mean=0.000001 rms=0.000210 Jy/beam ! Combined flux in latest and established models = 0.378373 Jy keep ! Adding 327 model components to the UV plane model. ! The established model now contains 632 components and 0.378373 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J2254+2445_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8904 x 1.943 at -5.09 degrees (North through East) ! Clean map min=-0.00098053 max=0.18398 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J2254+2445_X_map.fits wmodel /vlbi/uf001/uva//J2254+2445_X_map.mod ! Writing 632 model components to file: /vlbi/uf001/uva//J2254+2445_X_map.mod wobs /vlbi/uf001/uva//J2254+2445_X_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J2254+2445_X_uvs.fits wwins /vlbi/uf001/uva//J2254+2445_X_map.win ! wwins: Wrote 8 windows to /vlbi/uf001/uva//J2254+2445_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.183985 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000207945 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.339069 0.339069 0.678137 1.35627 2.71255 5.4251 10.8502 21.7004 43.4008 86.8016 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0006 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.183 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 884.776 quit ! Quitting program ! Log file /vlbi/uf001/uva//J2254+2445_X_dfm.log closed on Mon Jan 14 06:27:58 2019