! Started logfile: /vlbi/uf001/uva//J1623+0741_X_dfm.log on Mon Jan 14 03:40:30 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//J1623+0741_X_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J1623+0741_X_uva.fits ! AN table 1: 57 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.848733 visibilities/baseline/integration-bin. ! Found source: J1623+0741 ! ! 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 26124 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 J1623+0741_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 77 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 77 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 77 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 77 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 77 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 77 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 77 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 77 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 77 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 77 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 77 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 77 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.010581Jy sigma=24.502291 ! Fit after self-cal, rms=0.833514Jy sigma=20.093211 ! 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=0.7397 mas, bmaj=1.72 mas, bpa=-5.791 degrees ! Estimated noise=0.370287 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 = 0.129104 Jy ! Component: 100 - total flux cleaned = 0.162532 Jy ! Total flux subtracted in 100 components = 0.162532 Jy ! Clean residual min=-0.005214 max=0.012956 Jy/beam ! Clean residual mean=-0.000003 rms=0.001295 Jy/beam ! Combined flux in latest and established models = 0.162532 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 6 components and 0.162532 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=0.065395Jy sigma=1.489116 ! Fit after self-cal, rms=0.065403Jy sigma=1.488792 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0129093 Jy ! Component: 100 - total flux cleaned = 0.018459 Jy ! Total flux subtracted in 100 components = 0.018459 Jy ! Clean residual min=-0.005537 max=0.005985 Jy/beam ! Clean residual mean=-0.000001 rms=0.001026 Jy/beam ! Combined flux in latest and established models = 0.180991 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 18 components and 0.180991 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=0.062529Jy sigma=1.394717 ! Fit after self-cal, rms=0.062542Jy sigma=1.394573 ! 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=0.9355 mas, bmaj=2.02 mas, bpa=-4.659 degrees ! Estimated noise=0.191984 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, 2.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00823556 Jy ! Component: 100 - total flux cleaned = 0.0131922 Jy ! Component: 150 - total flux cleaned = 0.0156918 Jy ! Component: 200 - total flux cleaned = 0.0174471 Jy ! Total flux subtracted in 200 components = 0.0174471 Jy ! Clean residual min=-0.005604 max=0.004810 Jy/beam ! Clean residual mean=0.000003 rms=0.001062 Jy/beam ! Combined flux in latest and established models = 0.198438 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 37 components and 0.198438 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=0.061505Jy sigma=1.356950 ! Fit after self-cal, rms=0.061463Jy sigma=1.355714 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9355 x 2.02 at -4.659 degrees (North through East) ! Clean map min=-0.0052031 max=0.16776 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 1.05 HN 1.03 KP 1.12 ! LA 0.86 MK 1.02 NL 1.02 OV 0.99 ! PT 0.95 SC 0.98 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 FD 1.05 HN 1.03 KP 1.11 ! LA 0.88 MK 1.01 NL 1.03 OV 0.98 ! PT 0.97 SC 1.01 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 1.07 HN 1.02 KP 1.12 ! LA 0.86 MK 1.01 NL 1.04 OV 0.98 ! PT 0.97 SC 0.95 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 1.06 HN 1.03 KP 1.11 ! LA 0.86 MK 1.01 NL 1.03 OV 0.97 ! PT 0.97 SC 0.99 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 1.08 HN 1.01 KP 1.12 ! LA 0.86 MK 1.03 NL 1.04 OV 0.95 ! PT 0.91 SC 0.97 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 1.06 HN 1.02 KP 1.11 ! LA 0.85 MK 1.04 NL 1.03 OV 0.97 ! PT 0.94 SC 1.01 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 1.04 HN 1.03 KP 1.12 ! LA 0.87 MK 1.01 NL 1.04 OV 0.97 ! PT 0.95 SC 0.99 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 1.07 HN 0.99 KP 1.07 ! LA 0.87 MK 1.01 NL 1.02 OV 0.97 ! PT 0.97 SC 0.97 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 1.03 HN 1.02 KP 1.11 ! LA 0.83 MK 1.00 NL 1.01 OV 0.98 ! PT 0.95 SC 0.99 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 1.05 HN 0.99 KP 1.10 ! LA 0.85 MK 1.01 NL 1.04 OV 0.96 ! PT 0.95 SC 0.98 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 1.04 HN 1.00 KP 1.10 ! LA 0.84 MK 1.01 NL 1.02 OV 0.96 ! PT 0.94 SC 1.02 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 1.06 HN 1.00 KP 1.06 ! LA 0.85 MK 1.00 NL 1.01 OV 0.95 ! PT 0.95 SC 0.97 ! ! ! Fit before self-cal, rms=0.061463Jy sigma=1.355714 ! Fit after self-cal, rms=0.059096Jy sigma=1.284676 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.938 mas, bmaj=2.039 mas, bpa=-4.461 degrees ! Estimated noise=0.191834 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 (-4.8, -15). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000410666 Jy ! Component: 100 - total flux cleaned = -0.000133 Jy ! Component: 150 - total flux cleaned = -0.000628584 Jy ! Component: 200 - total flux cleaned = -0.000799094 Jy ! Total flux subtracted in 200 components = -0.000799094 Jy ! Clean residual min=-0.001726 max=0.001516 Jy/beam ! Clean residual mean=0.000002 rms=0.000361 Jy/beam ! Combined flux in latest and established models = 0.197639 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 53 components and 0.197639 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=0.058970Jy sigma=1.282187 ! Fit after self-cal, rms=0.059054Jy sigma=1.281608 ! 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=0.059054Jy sigma=1.281608 ! Fit after self-cal, rms=0.059202Jy sigma=1.274999 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9369 mas, bmaj=2.056 mas, bpa=-4.714 degrees ! Estimated noise=0.191829 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000905236 Jy ! Component: 100 - total flux cleaned = -0.000863424 Jy ! Component: 150 - total flux cleaned = -0.000789936 Jy ! Component: 200 - total flux cleaned = -0.000789579 Jy ! Total flux subtracted in 200 components = -0.000789579 Jy ! Clean residual min=-0.001248 max=0.001243 Jy/beam ! Clean residual mean=0.000001 rms=0.000292 Jy/beam ! Combined flux in latest and established models = 0.196849 Jy selfcal ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 62 components and 0.196849 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=0.059147Jy sigma=1.273886 ! Fit after self-cal, rms=0.059151Jy sigma=1.273836 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 = -0.000132016 Jy ! Component: 100 - total flux cleaned = -0.000187961 Jy ! Component: 150 - total flux cleaned = -0.000213783 Jy ! Component: 200 - total flux cleaned = -0.000237773 Jy ! Total flux subtracted in 200 components = -0.000237773 Jy ! Clean residual min=-0.001202 max=0.001242 Jy/beam ! Clean residual mean=0.000001 rms=0.000285 Jy/beam ! Combined flux in latest and established models = 0.196611 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 70 components and 0.196611 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=0.059125Jy sigma=1.273384 ! Fit after self-cal, rms=0.059124Jy sigma=1.273373 ! Inverting map ! Added new window around map position (29.6, -12.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000867421 Jy ! Component: 100 - total flux cleaned = 0.000793545 Jy ! Component: 150 - total flux cleaned = 0.0007708 Jy ! Component: 200 - total flux cleaned = 0.000728612 Jy ! Total flux subtracted in 200 components = 0.000728612 Jy ! Clean residual min=-0.001164 max=0.001156 Jy/beam ! Clean residual mean=0.000001 rms=0.000273 Jy/beam ! Combined flux in latest and established models = 0.19734 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 79 components and 0.19734 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=0.059097Jy sigma=1.272740 ! Fit after self-cal, rms=0.059094Jy sigma=1.272702 ! 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=0.059094Jy sigma=1.272702 ! Fit after self-cal, rms=0.059276Jy sigma=1.270265 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9371 mas, bmaj=2.061 mas, bpa=-4.761 degrees ! Estimated noise=0.191955 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000616268 Jy ! Component: 100 - total flux cleaned = -0.000593109 Jy ! Component: 150 - total flux cleaned = -0.00059304 Jy ! Component: 200 - total flux cleaned = -0.000614072 Jy ! Total flux subtracted in 200 components = -0.000614072 Jy ! Clean residual min=-0.001077 max=0.000987 Jy/beam ! Clean residual mean=0.000001 rms=0.000250 Jy/beam ! Combined flux in latest and established models = 0.196726 Jy selfcal ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 88 components and 0.196726 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=0.059253Jy sigma=1.269798 ! Fit after self-cal, rms=0.059257Jy sigma=1.269784 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 = -0.00010529 Jy ! Component: 100 - total flux cleaned = -0.00017954 Jy ! Component: 150 - total flux cleaned = -0.000232053 Jy ! Component: 200 - total flux cleaned = -0.000298172 Jy ! Total flux subtracted in 200 components = -0.000298172 Jy ! Clean residual min=-0.001062 max=0.000964 Jy/beam ! Clean residual mean=0.000001 rms=0.000246 Jy/beam ! Combined flux in latest and established models = 0.196428 Jy ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 93 components and 0.196428 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=0.059246Jy sigma=1.269577 ! Fit after self-cal, rms=0.059244Jy sigma=1.269571 ! 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=0.059244Jy sigma=1.269571 ! Fit after self-cal, rms=0.059370Jy sigma=1.269457 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.16 mas, bmaj=3.141 mas, bpa=1.721 degrees ! Estimated noise=0.228913 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00066697 Jy ! Component: 100 - total flux cleaned = -0.000968319 Jy ! Component: 150 - total flux cleaned = -0.00106875 Jy ! Component: 200 - total flux cleaned = -0.001173 Jy ! Total flux subtracted in 200 components = -0.001173 Jy ! Clean residual min=-0.001106 max=0.001059 Jy/beam ! Clean residual mean=0.000002 rms=0.000273 Jy/beam ! Combined flux in latest and established models = 0.195255 Jy selfcal ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 105 components and 0.195255 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=0.059363Jy sigma=1.269321 ! Fit after self-cal, rms=0.059365Jy sigma=1.269305 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 = -0.000144585 Jy ! Component: 100 - total flux cleaned = -0.000223602 Jy ! Component: 150 - total flux cleaned = -0.000275433 Jy ! Component: 200 - total flux cleaned = -0.00032363 Jy ! Total flux subtracted in 200 components = -0.00032363 Jy ! Clean residual min=-0.001085 max=0.001045 Jy/beam ! Clean residual mean=0.000002 rms=0.000270 Jy/beam ! Combined flux in latest and established models = 0.194931 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 117 components and 0.194931 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=0.059362Jy sigma=1.269268 ! Fit after self-cal, rms=0.059361Jy sigma=1.269266 ! 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=0.9374 mas, bmaj=2.065 mas, bpa=-4.815 degrees ! Estimated noise=0.192015 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9374 x 2.065 at -4.815 degrees (North through East) ! Clean map min=-0.0010834 max=0.16821 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=0.7376 mas, bmaj=1.747 mas, bpa=-5.888 degrees ! Estimated noise=0.37383 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.13026 Jy ! Component: 100 - total flux cleaned = 0.163367 Jy ! Component: 150 - total flux cleaned = 0.17622 Jy ! Component: 200 - total flux cleaned = 0.181785 Jy ! Total flux subtracted in 200 components = 0.181785 Jy ! Clean residual min=-0.002352 max=0.002693 Jy/beam ! Clean residual mean=-0.000001 rms=0.000548 Jy/beam ! Combined flux in latest and established models = 0.181785 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 12 model components to the UV plane model. ! The established model now contains 12 components and 0.181785 Jy ! Inverting map and beam ! Estimated beam: bmin=0.9374 mas, bmaj=2.065 mas, bpa=-4.815 degrees ! Estimated noise=0.192015 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 = 0.00450796 Jy ! Component: 100 - total flux cleaned = 0.00721553 Jy ! Component: 150 - total flux cleaned = 0.00900966 Jy ! Component: 200 - total flux cleaned = 0.0102194 Jy ! Total flux subtracted in 200 components = 0.0102194 Jy ! Clean residual min=-0.001054 max=0.001303 Jy/beam ! Clean residual mean=0.000001 rms=0.000271 Jy/beam ! Combined flux in latest and established models = 0.192004 Jy ! Adding 33 model components to the UV plane model. ! The established model now contains 41 components and 0.192004 Jy ! Inverting map ! Added new window around map position (15.4, 34.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000934056 Jy ! Component: 100 - total flux cleaned = 0.00130476 Jy ! Component: 150 - total flux cleaned = 0.00156527 Jy ! Component: 200 - total flux cleaned = 0.00171214 Jy ! Total flux subtracted in 200 components = 0.00171214 Jy ! Clean residual min=-0.000995 max=0.001112 Jy/beam ! Clean residual mean=0.000001 rms=0.000245 Jy/beam ! Combined flux in latest and established models = 0.193717 Jy ! Adding 27 model components to the UV plane model. ! The established model now contains 59 components and 0.193716 Jy ! Inverting map ! Added new window around map position (2.8, 3.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00099892 Jy ! Component: 100 - total flux cleaned = 0.00146392 Jy ! Component: 150 - total flux cleaned = 0.00168846 Jy ! Component: 200 - total flux cleaned = 0.00184903 Jy ! Total flux subtracted in 200 components = 0.00184903 Jy ! Clean residual min=-0.000937 max=0.000932 Jy/beam ! Clean residual mean=0.000001 rms=0.000231 Jy/beam ! Combined flux in latest and established models = 0.195566 Jy ! Adding 34 model components to the UV plane model. ! The established model now contains 77 components and 0.195566 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=2.16 mas, bmaj=3.141 mas, bpa=1.721 degrees ! Estimated noise=0.228913 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00026797 Jy ! Component: 100 - total flux cleaned = 0.00044929 Jy ! Component: 150 - total flux cleaned = 0.000617927 Jy ! Component: 200 - total flux cleaned = 0.000705716 Jy ! Total flux subtracted in 200 components = 0.000705716 Jy ! Clean residual min=-0.000912 max=0.000901 Jy/beam ! Clean residual mean=0.000001 rms=0.000236 Jy/beam ! Combined flux in latest and established models = 0.196271 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 = 0.000117959 Jy ! Component: 100 - total flux cleaned = 0.000212651 Jy ! Component: 150 - total flux cleaned = 0.000278166 Jy ! Component: 200 - total flux cleaned = 0.000298988 Jy ! Total flux subtracted in 200 components = 0.000298988 Jy ! Clean residual min=-0.000889 max=0.000883 Jy/beam ! Clean residual mean=0.000001 rms=0.000230 Jy/beam ! Combined flux in latest and established models = 0.19657 Jy ! Adding 57 model components to the UV plane model. ! The established model now contains 129 components and 0.19657 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.9374 mas, bmaj=2.065 mas, bpa=-4.815 degrees ! Estimated noise=0.192015 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -2.54771e-06 Jy ! Component: 100 - total flux cleaned = 1.65227e-05 Jy ! Component: 150 - total flux cleaned = 1.69859e-05 Jy ! Component: 200 - total flux cleaned = -1.51221e-05 Jy ! Total flux subtracted in 200 components = -1.51221e-05 Jy ! Clean residual min=-0.000882 max=0.000932 Jy/beam ! Clean residual mean=0.000001 rms=0.000218 Jy/beam ! Combined flux in latest and established models = 0.196555 Jy selfcal ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 143 components and 0.196555 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=0.059322Jy sigma=1.268467 ! Fit after self-cal, rms=0.059312Jy sigma=1.268392 wmodel J1623+0741_X_map.mod ! Writing 143 model components to file: J1623+0741_X_map.mod wobs J1623+0741_X_uvs.fits ! Writing UV FITS file: J1623+0741_X_uvs.fits wwins J1623+0741_X_map.win ! wwins: Wrote 6 windows to J1623+0741_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 = -9.76275e-05 Jy ! Component: 100 - total flux cleaned = -0.000241398 Jy ! Component: 150 - total flux cleaned = -0.000349149 Jy ! Component: 200 - total flux cleaned = -0.000393671 Jy ! Component: 250 - total flux cleaned = -0.000408036 Jy ! Component: 300 - total flux cleaned = -0.000408195 Jy ! Component: 350 - total flux cleaned = -0.000421814 Jy ! Component: 400 - total flux cleaned = -0.000394379 Jy ! Component: 450 - total flux cleaned = -0.000341143 Jy ! Component: 500 - total flux cleaned = -0.000341238 Jy ! Component: 550 - total flux cleaned = -0.000328104 Jy ! Component: 600 - total flux cleaned = -0.000327908 Jy ! Component: 650 - total flux cleaned = -0.000315317 Jy ! Component: 700 - total flux cleaned = -0.000302881 Jy ! Component: 750 - total flux cleaned = -0.00027863 Jy ! Component: 800 - total flux cleaned = -0.0002908 Jy ! Component: 850 - total flux cleaned = -0.000254709 Jy ! Component: 900 - total flux cleaned = -0.000242787 Jy ! Component: 950 - total flux cleaned = -0.00023101 Jy ! Component: 1000 - total flux cleaned = -0.000230886 Jy ! Component: 1050 - total flux cleaned = -0.00023091 Jy ! Component: 1100 - total flux cleaned = -0.000196788 Jy ! Component: 1150 - total flux cleaned = -0.000174434 Jy ! Component: 1200 - total flux cleaned = -0.000163215 Jy ! Component: 1250 - total flux cleaned = -0.000108063 Jy ! Component: 1300 - total flux cleaned = -0.000152016 Jy ! Component: 1350 - total flux cleaned = -0.000119169 Jy ! Component: 1400 - total flux cleaned = -7.6199e-05 Jy ! Component: 1450 - total flux cleaned = -7.63274e-05 Jy ! Component: 1500 - total flux cleaned = -6.56559e-05 Jy ! Component: 1550 - total flux cleaned = -1.30521e-05 Jy ! Component: 1600 - total flux cleaned = -1.30189e-05 Jy ! Component: 1650 - total flux cleaned = -2.6943e-06 Jy ! Component: 1700 - total flux cleaned = 5.90108e-05 Jy ! Component: 1750 - total flux cleaned = 7.93286e-05 Jy ! Component: 1800 - total flux cleaned = 4.88723e-05 Jy ! Component: 1850 - total flux cleaned = 4.90502e-05 Jy ! Component: 1900 - total flux cleaned = 5.90266e-05 Jy ! Component: 1950 - total flux cleaned = 7.89981e-05 Jy ! Component: 2000 - total flux cleaned = 8.87781e-05 Jy ! Component: 2050 - total flux cleaned = 0.0001475 Jy ! Component: 2100 - total flux cleaned = 0.000108684 Jy ! Component: 2150 - total flux cleaned = 0.000118322 Jy ! Component: 2200 - total flux cleaned = 0.000147149 Jy ! Component: 2250 - total flux cleaned = 0.000166189 Jy ! Component: 2300 - total flux cleaned = 0.000156691 Jy ! Component: 2350 - total flux cleaned = 0.000166189 Jy ! Component: 2400 - total flux cleaned = 0.000194265 Jy ! Component: 2450 - total flux cleaned = 0.000175671 Jy ! Component: 2500 - total flux cleaned = 0.000221918 Jy ! Component: 2550 - total flux cleaned = 0.000221893 Jy ! Component: 2600 - total flux cleaned = 0.000276729 Jy ! Component: 2650 - total flux cleaned = 0.000294907 Jy ! Component: 2700 - total flux cleaned = 0.000276737 Jy ! Component: 2750 - total flux cleaned = 0.000285748 Jy ! Component: 2800 - total flux cleaned = 0.000312493 Jy ! Component: 2850 - total flux cleaned = 0.000356875 Jy ! Component: 2900 - total flux cleaned = 0.000348039 Jy ! Component: 2950 - total flux cleaned = 0.000374506 Jy ! Component: 3000 - total flux cleaned = 0.000348298 Jy ! Component: 3050 - total flux cleaned = 0.000400426 Jy ! Component: 3100 - total flux cleaned = 0.000452229 Jy ! Component: 3150 - total flux cleaned = 0.000469485 Jy ! Component: 3200 - total flux cleaned = 0.000486505 Jy ! Component: 3250 - total flux cleaned = 0.000529017 Jy ! Component: 3300 - total flux cleaned = 0.000571349 Jy ! Component: 3350 - total flux cleaned = 0.000562938 Jy ! Component: 3400 - total flux cleaned = 0.000604889 Jy ! Component: 3450 - total flux cleaned = 0.000596521 Jy ! Component: 3500 - total flux cleaned = 0.00062973 Jy ! Component: 3550 - total flux cleaned = 0.000588395 Jy ! Component: 3600 - total flux cleaned = 0.000654126 Jy ! Component: 3650 - total flux cleaned = 0.000678617 Jy ! Component: 3700 - total flux cleaned = 0.000694876 Jy ! Component: 3750 - total flux cleaned = 0.000702983 Jy ! Component: 3800 - total flux cleaned = 0.000702996 Jy ! Component: 3850 - total flux cleaned = 0.000711047 Jy ! Component: 3900 - total flux cleaned = 0.000735092 Jy ! Component: 3950 - total flux cleaned = 0.00075101 Jy ! Component: 4000 - total flux cleaned = 0.000766889 Jy ! Component: 4050 - total flux cleaned = 0.000766852 Jy ! Total flux subtracted in 4096 components = 0.000790414 Jy ! Clean residual min=-0.000423 max=0.000533 Jy/beam ! Clean residual mean=0.000000 rms=0.000134 Jy/beam ! Combined flux in latest and established models = 0.197346 Jy keep ! Adding 296 model components to the UV plane model. ! The established model now contains 439 components and 0.197345 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J1623+0741_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9374 x 2.065 at -4.815 degrees (North through East) ! Clean map min=-0.00079472 max=0.16886 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J1623+0741_X_map.fits wmodel /vlbi/uf001/uva//J1623+0741_X_map.mod ! Writing 439 model components to file: /vlbi/uf001/uva//J1623+0741_X_map.mod wobs /vlbi/uf001/uva//J1623+0741_X_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J1623+0741_X_uvs.fits wwins /vlbi/uf001/uva//J1623+0741_X_map.win ! wwins: Wrote 7 windows to /vlbi/uf001/uva//J1623+0741_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.168864 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000134021 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.238099 0.238099 0.476198 0.952395 1.90479 3.80958 7.61916 15.2383 30.4767 60.9533 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0004 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.168 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 1259.98 quit ! Quitting program ! Log file /vlbi/uf001/uva//J1623+0741_X_dfm.log closed on Mon Jan 14 03:40:36 2019