! Started logfile: /vlbi/uf001/uva//J1254-1317_X_dfm.log on Mon Jan 14 02:06:10 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//J1254-1317_X_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J1254-1317_X_uva.fits ! AN table 1: 38 integrations on 21 of 21 possible baselines. ! Apparent sampling: 0.849624 visibilities/baseline/integration-bin. ! Found source: J1254-1317 ! ! There are 12 IFs, and a total of 12 channels: ! ! IF Channel Frequency Freq offset Number of Overall IF ! origin at origin per channel channels bandwidth ! ------------------------------------------------------------- (Hz) ! 01 1 8.428e+09 3.2e+07 1 3.2e+07 ! 02 2 8.46e+09 3.2e+07 1 3.2e+07 ! 03 3 8.492e+09 3.2e+07 1 3.2e+07 ! 04 4 8.524e+09 3.2e+07 1 3.2e+07 ! 05 5 8.588e+09 3.2e+07 1 3.2e+07 ! 06 6 8.62e+09 3.2e+07 1 3.2e+07 ! 07 7 8.684e+09 3.2e+07 1 3.2e+07 ! 08 8 8.716e+09 3.2e+07 1 3.2e+07 ! 09 9 8.78e+09 3.2e+07 1 3.2e+07 ! 10 10 8.812e+09 3.2e+07 1 3.2e+07 ! 11 11 8.844e+09 3.2e+07 1 3.2e+07 ! 12 12 8.876e+09 3.2e+07 1 3.2e+07 ! ! Polarization(s): RR ! ! Read 121 lines of history. ! ! Reading 8136 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 J1254-1317_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 37 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 37 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 37 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 37 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 37 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 37 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 37 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 37 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 37 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 37 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 37 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 37 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.003510Jy sigma=22.795167 ! Fit after self-cal, rms=0.934023Jy sigma=21.214659 ! 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=1.346 mas, bmaj=7.021 mas, bpa=-9.752 degrees ! Estimated noise=0.574517 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 = 0.0516192 Jy ! Component: 100 - total flux cleaned = 0.063213 Jy ! Total flux subtracted in 100 components = 0.063213 Jy ! Clean residual min=-0.003625 max=0.004973 Jy/beam ! Clean residual mean=0.000020 rms=0.001130 Jy/beam ! Combined flux in latest and established models = 0.063213 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 9 components and 0.063213 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=0.060485Jy sigma=1.256417 ! Fit after self-cal, rms=0.059964Jy sigma=1.243122 ! 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=1.657 mas, bmaj=7.068 mas, bpa=-8.776 degrees ! Estimated noise=0.366507 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 = 0.00635443 Jy ! Component: 100 - total flux cleaned = 0.00972996 Jy ! Component: 150 - total flux cleaned = 0.0117015 Jy ! Component: 200 - total flux cleaned = 0.0128335 Jy ! Total flux subtracted in 200 components = 0.0128335 Jy ! Clean residual min=-0.002245 max=0.002278 Jy/beam ! Clean residual mean=-0.000002 rms=0.000644 Jy/beam ! Combined flux in latest and established models = 0.0760466 Jy ! Performing phase self-cal ! Adding 46 model components to the UV plane model. ! The established model now contains 48 components and 0.0760465 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=0.059359Jy sigma=1.225735 ! Fit after self-cal, rms=0.059383Jy sigma=1.225336 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.657 x 7.068 at -8.776 degrees (North through East) ! Clean map min=-0.0021862 max=0.067515 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! FD 1.09 HN 1.02 KP 0.99 LA 1.06 ! NL 1.07 OV 0.93 PT 0.93 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! FD 0.97 HN 0.96 KP 1.00 LA 1.10 ! NL 1.12 OV 0.92 PT 0.98 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! FD 1.00 HN 1.04 KP 1.06 LA 0.99 ! NL 1.00 OV 0.92 PT 0.92 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! FD 1.07 HN 1.03 KP 0.98 LA 1.03 ! NL 1.08 OV 1.00 PT 0.89 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! FD 0.99 HN 1.04 KP 1.06 LA 0.98 ! NL 1.02 OV 0.99 PT 0.98 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! FD 1.00 HN 1.04 KP 0.96 LA 1.06 ! NL 1.09 OV 0.96 PT 1.00 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! FD 1.04 HN 1.09 KP 0.97 LA 1.01 ! NL 1.11 OV 0.93 PT 0.97 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! FD 1.02 HN 1.06 KP 1.02 LA 0.98 ! NL 1.04 OV 1.00 PT 0.99 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! FD 1.06 HN 1.05 KP 1.07 LA 0.97 ! NL 1.05 OV 0.92 PT 0.90 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! FD 1.19 HN 0.96 KP 0.91 LA 1.02 ! NL 1.02 OV 0.90 PT 1.00 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! FD 0.97 HN 0.89 KP 1.00 LA 1.05 ! NL 1.04 OV 0.92 PT 0.95 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! FD 1.03 HN 0.96 KP 0.92 LA 1.01 ! NL 1.13 OV 0.98 PT 0.92 ! ! ! Fit before self-cal, rms=0.059383Jy sigma=1.225336 ! Fit after self-cal, rms=0.059260Jy sigma=1.218997 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.655 mas, bmaj=7.069 mas, bpa=-8.543 degrees ! Estimated noise=0.365411 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 = -0.000364984 Jy ! Component: 100 - total flux cleaned = -0.000525854 Jy ! Component: 150 - total flux cleaned = -0.000609621 Jy ! Component: 200 - total flux cleaned = -0.000668386 Jy ! Total flux subtracted in 200 components = -0.000668386 Jy ! Clean residual min=-0.001834 max=0.001522 Jy/beam ! Clean residual mean=-0.000007 rms=0.000470 Jy/beam ! Combined flux in latest and established models = 0.0753781 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 59 components and 0.0753782 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=0.059245Jy sigma=1.218711 ! Fit after self-cal, rms=0.059300Jy sigma=1.218343 ! 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=0.059300Jy sigma=1.218343 ! Fit after self-cal, rms=0.059861Jy sigma=1.214429 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.655 mas, bmaj=7.069 mas, bpa=-8.48 degrees ! Estimated noise=0.365361 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000494816 Jy ! Component: 100 - total flux cleaned = -0.000599387 Jy ! Component: 150 - total flux cleaned = -0.000695764 Jy ! Component: 200 - total flux cleaned = -0.000720051 Jy ! Total flux subtracted in 200 components = -0.000720051 Jy ! Clean residual min=-0.001848 max=0.001497 Jy/beam ! Clean residual mean=-0.000003 rms=0.000412 Jy/beam ! Combined flux in latest and established models = 0.0746581 Jy selfcal ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 66 components and 0.0746581 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=0.059852Jy sigma=1.214306 ! Fit after self-cal, rms=0.059900Jy sigma=1.214054 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 = -9.95694e-05 Jy ! Component: 100 - total flux cleaned = -0.000141508 Jy ! Component: 150 - total flux cleaned = -0.000156131 Jy ! Component: 200 - total flux cleaned = -0.000162585 Jy ! Total flux subtracted in 200 components = -0.000162585 Jy ! Clean residual min=-0.001827 max=0.001492 Jy/beam ! Clean residual mean=-0.000003 rms=0.000413 Jy/beam ! Combined flux in latest and established models = 0.0744955 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 75 components and 0.0744955 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=0.059897Jy sigma=1.214020 ! Fit after self-cal, rms=0.059897Jy sigma=1.214015 ! 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=0.059897Jy sigma=1.214015 ! Fit after self-cal, rms=0.060179Jy sigma=1.213944 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.655 mas, bmaj=7.067 mas, bpa=-8.475 degrees ! Estimated noise=0.365469 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000315255 Jy ! Component: 100 - total flux cleaned = -0.00040359 Jy ! Component: 150 - total flux cleaned = -0.000478856 Jy ! Component: 200 - total flux cleaned = -0.000498914 Jy ! Total flux subtracted in 200 components = -0.000498914 Jy ! Clean residual min=-0.001815 max=0.001477 Jy/beam ! Clean residual mean=-0.000003 rms=0.000403 Jy/beam ! Combined flux in latest and established models = 0.0739966 Jy selfcal ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 78 components and 0.0739966 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=0.060175Jy sigma=1.213882 ! Fit after self-cal, rms=0.060185Jy sigma=1.213872 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 = -3.02677e-05 Jy ! Component: 100 - total flux cleaned = -4.42319e-05 Jy ! Component: 150 - total flux cleaned = -6.36228e-05 Jy ! Component: 200 - total flux cleaned = -6.97745e-05 Jy ! Total flux subtracted in 200 components = -6.97745e-05 Jy ! Clean residual min=-0.001807 max=0.001486 Jy/beam ! Clean residual mean=-0.000003 rms=0.000403 Jy/beam ! Combined flux in latest and established models = 0.0739268 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 80 components and 0.0739268 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=0.060183Jy sigma=1.213848 ! Fit after self-cal, rms=0.060183Jy sigma=1.213844 ! 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=0.060183Jy sigma=1.213844 ! Fit after self-cal, rms=0.060327Jy sigma=1.213822 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.406 mas, bmaj=7.227 mas, bpa=-5.663 degrees ! Estimated noise=0.382639 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000338371 Jy ! Component: 100 - total flux cleaned = -0.00037097 Jy ! Component: 150 - total flux cleaned = -0.000382106 Jy ! Component: 200 - total flux cleaned = -0.000392647 Jy ! Total flux subtracted in 200 components = -0.000392647 Jy ! Clean residual min=-0.001846 max=0.001375 Jy/beam ! Clean residual mean=-0.000004 rms=0.000420 Jy/beam ! Combined flux in latest and established models = 0.0735342 Jy selfcal ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 93 components and 0.0735342 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=0.060325Jy sigma=1.213815 ! Fit after self-cal, rms=0.060328Jy sigma=1.213811 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 = -3.83398e-05 Jy ! Component: 100 - total flux cleaned = -4.83416e-05 Jy ! Component: 150 - total flux cleaned = -5.28325e-05 Jy ! Component: 200 - total flux cleaned = -5.70857e-05 Jy ! Total flux subtracted in 200 components = -5.70857e-05 Jy ! Clean residual min=-0.001840 max=0.001381 Jy/beam ! Clean residual mean=-0.000004 rms=0.000419 Jy/beam ! Combined flux in latest and established models = 0.0734771 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 98 components and 0.0734771 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=0.060327Jy sigma=1.213818 ! Fit after self-cal, rms=0.060327Jy sigma=1.213816 ! 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=1.656 mas, bmaj=7.065 mas, bpa=-8.471 degrees ! Estimated noise=0.365517 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.656 x 7.065 at -8.471 degrees (North through East) ! Clean map min=-0.0017444 max=0.067502 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=1.343 mas, bmaj=7.006 mas, bpa=-9.437 degrees ! Estimated noise=0.575562 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0520531 Jy ! Component: 100 - total flux cleaned = 0.0636153 Jy ! Component: 150 - total flux cleaned = 0.0679503 Jy ! Component: 200 - total flux cleaned = 0.0703755 Jy ! Total flux subtracted in 200 components = 0.0703755 Jy ! Clean residual min=-0.002712 max=0.002441 Jy/beam ! Clean residual mean=0.000003 rms=0.000655 Jy/beam ! Combined flux in latest and established models = 0.0703755 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 27 model components to the UV plane model. ! The established model now contains 27 components and 0.0703755 Jy ! Inverting map and beam ! Estimated beam: bmin=1.656 mas, bmaj=7.065 mas, bpa=-8.471 degrees ! Estimated noise=0.365517 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 = 0.00182444 Jy ! Component: 100 - total flux cleaned = 0.00274951 Jy ! Component: 150 - total flux cleaned = 0.00306755 Jy ! Component: 200 - total flux cleaned = 0.00315123 Jy ! Total flux subtracted in 200 components = 0.00315123 Jy ! Clean residual min=-0.001858 max=0.001482 Jy/beam ! Clean residual mean=-0.000003 rms=0.000418 Jy/beam ! Combined flux in latest and established models = 0.0735267 Jy ! Adding 30 model components to the UV plane model. ! The established model now contains 51 components and 0.0735267 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=2.406 mas, bmaj=7.227 mas, bpa=-5.663 degrees ! Estimated noise=0.382639 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 3.94081e-05 Jy ! Component: 100 - total flux cleaned = 1.07255e-05 Jy ! Component: 150 - total flux cleaned = 1.89073e-07 Jy ! Component: 200 - total flux cleaned = -8.80227e-06 Jy ! Total flux subtracted in 200 components = -8.80227e-06 Jy ! Clean residual min=-0.001808 max=0.001395 Jy/beam ! Clean residual mean=-0.000004 rms=0.000427 Jy/beam ! Combined flux in latest and established models = 0.0735179 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 = -8.54453e-06 Jy ! Component: 100 - total flux cleaned = -2.27988e-05 Jy ! Component: 150 - total flux cleaned = -3.54995e-05 Jy ! Component: 200 - total flux cleaned = -4.68966e-05 Jy ! Total flux subtracted in 200 components = -4.68966e-05 Jy ! Clean residual min=-0.001819 max=0.001384 Jy/beam ! Clean residual mean=-0.000004 rms=0.000424 Jy/beam ! Combined flux in latest and established models = 0.073471 Jy ! Adding 37 model components to the UV plane model. ! The established model now contains 83 components and 0.0734711 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=1.656 mas, bmaj=7.065 mas, bpa=-8.471 degrees ! Estimated noise=0.365517 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000149058 Jy ! Component: 100 - total flux cleaned = 0.000137229 Jy ! Component: 150 - total flux cleaned = 0.000103117 Jy ! Component: 200 - total flux cleaned = 8.29538e-05 Jy ! Total flux subtracted in 200 components = 8.29538e-05 Jy ! Clean residual min=-0.001761 max=0.001513 Jy/beam ! Clean residual mean=-0.000003 rms=0.000403 Jy/beam ! Combined flux in latest and established models = 0.073554 Jy selfcal ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 94 components and 0.073554 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=0.060334Jy sigma=1.213916 ! Fit after self-cal, rms=0.060330Jy sigma=1.213899 wmodel J1254-1317_X_map.mod ! Writing 94 model components to file: J1254-1317_X_map.mod wobs J1254-1317_X_uvs.fits ! Writing UV FITS file: J1254-1317_X_uvs.fits wwins J1254-1317_X_map.win ! wwins: Wrote 1 windows to J1254-1317_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 = -0.00066167 Jy ! Component: 100 - total flux cleaned = -0.000900925 Jy ! Component: 150 - total flux cleaned = -0.00101661 Jy ! Component: 200 - total flux cleaned = -0.00101819 Jy ! Component: 250 - total flux cleaned = -0.000918678 Jy ! Component: 300 - total flux cleaned = -0.000805179 Jy ! Component: 350 - total flux cleaned = -0.000643245 Jy ! Component: 400 - total flux cleaned = -0.000540182 Jy ! Component: 450 - total flux cleaned = -0.000408585 Jy ! Component: 500 - total flux cleaned = -0.000249816 Jy ! Component: 550 - total flux cleaned = -8.13976e-05 Jy ! Component: 600 - total flux cleaned = 8.16765e-05 Jy ! Component: 650 - total flux cleaned = 0.000254195 Jy ! Component: 700 - total flux cleaned = 0.000408069 Jy ! Component: 750 - total flux cleaned = 0.000557383 Jy ! Component: 800 - total flux cleaned = 0.000596868 Jy ! Component: 850 - total flux cleaned = 0.000635347 Jy ! Component: 900 - total flux cleaned = 0.000673105 Jy ! Component: 950 - total flux cleaned = 0.000722634 Jy ! Component: 1000 - total flux cleaned = 0.000746892 Jy ! Component: 1050 - total flux cleaned = 0.000758717 Jy ! Component: 1100 - total flux cleaned = 0.000828843 Jy ! Component: 1150 - total flux cleaned = 0.000840163 Jy ! Component: 1200 - total flux cleaned = 0.000885269 Jy ! Component: 1250 - total flux cleaned = 0.000918194 Jy ! Component: 1300 - total flux cleaned = 0.000950818 Jy ! Component: 1350 - total flux cleaned = 0.00101486 Jy ! Component: 1400 - total flux cleaned = 0.000994007 Jy ! Component: 1450 - total flux cleaned = 0.00103559 Jy ! Component: 1500 - total flux cleaned = 0.00107633 Jy ! Component: 1550 - total flux cleaned = 0.00106612 Jy ! Component: 1600 - total flux cleaned = 0.00107603 Jy ! Component: 1650 - total flux cleaned = 0.00105652 Jy ! Component: 1700 - total flux cleaned = 0.00107586 Jy ! Component: 1750 - total flux cleaned = 0.00103764 Jy ! Component: 1800 - total flux cleaned = 0.00102819 Jy ! Component: 1850 - total flux cleaned = 0.000972305 Jy ! Component: 1900 - total flux cleaned = 0.000963219 Jy ! Component: 1950 - total flux cleaned = 0.000926761 Jy ! Component: 2000 - total flux cleaned = 0.000899778 Jy ! Component: 2050 - total flux cleaned = 0.000890939 Jy ! Component: 2100 - total flux cleaned = 0.000864326 Jy ! Component: 2150 - total flux cleaned = 0.000838158 Jy ! Component: 2200 - total flux cleaned = 0.000820821 Jy ! Component: 2250 - total flux cleaned = 0.000760797 Jy ! Component: 2300 - total flux cleaned = 0.000735339 Jy ! Component: 2350 - total flux cleaned = 0.000710167 Jy ! Component: 2400 - total flux cleaned = 0.000676768 Jy ! Component: 2450 - total flux cleaned = 0.000635372 Jy ! Component: 2500 - total flux cleaned = 0.00056991 Jy ! Component: 2550 - total flux cleaned = 0.000521312 Jy ! Component: 2600 - total flux cleaned = 0.000497281 Jy ! Component: 2650 - total flux cleaned = 0.00048923 Jy ! Component: 2700 - total flux cleaned = 0.000449735 Jy ! Component: 2750 - total flux cleaned = 0.000426154 Jy ! Component: 2800 - total flux cleaned = 0.000387256 Jy ! Component: 2850 - total flux cleaned = 0.000371748 Jy ! Component: 2900 - total flux cleaned = 0.000341041 Jy ! Component: 2950 - total flux cleaned = 0.000318104 Jy ! Component: 3000 - total flux cleaned = 0.000272702 Jy ! Component: 3050 - total flux cleaned = 0.000257685 Jy ! Component: 3100 - total flux cleaned = 0.000227715 Jy ! Component: 3150 - total flux cleaned = 0.000197924 Jy ! Component: 3200 - total flux cleaned = 0.000175696 Jy ! Component: 3250 - total flux cleaned = 0.000138822 Jy ! Component: 3300 - total flux cleaned = 0.000102149 Jy ! Component: 3350 - total flux cleaned = 9.48578e-05 Jy ! Component: 3400 - total flux cleaned = 5.85183e-05 Jy ! Component: 3450 - total flux cleaned = 5.85322e-05 Jy ! Component: 3500 - total flux cleaned = 5.85454e-05 Jy ! Component: 3550 - total flux cleaned = 2.26404e-05 Jy ! Component: 3600 - total flux cleaned = 1.19901e-06 Jy ! Component: 3650 - total flux cleaned = -2.01352e-05 Jy ! Component: 3700 - total flux cleaned = -4.14537e-05 Jy ! Component: 3750 - total flux cleaned = -6.97632e-05 Jy ! Component: 3800 - total flux cleaned = -0.000112032 Jy ! Component: 3850 - total flux cleaned = -0.000154132 Jy ! Component: 3900 - total flux cleaned = -0.000175146 Jy ! Component: 3950 - total flux cleaned = -0.000196083 Jy ! Component: 4000 - total flux cleaned = -0.000223946 Jy ! Component: 4050 - total flux cleaned = -0.000279524 Jy ! Total flux subtracted in 4096 components = -0.000321068 Jy ! Clean residual min=-0.000473 max=0.000595 Jy/beam ! Clean residual mean=-0.000000 rms=0.000128 Jy/beam ! Combined flux in latest and established models = 0.0732329 Jy keep ! Adding 287 model components to the UV plane model. ! The established model now contains 381 components and 0.073233 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J1254-1317_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.656 x 7.065 at -8.471 degrees (North through East) ! Clean map min=-0.0011986 max=0.067618 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J1254-1317_X_map.fits wmodel /vlbi/uf001/uva//J1254-1317_X_map.mod ! Writing 381 model components to file: /vlbi/uf001/uva//J1254-1317_X_map.mod wobs /vlbi/uf001/uva//J1254-1317_X_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J1254-1317_X_uvs.fits wwins /vlbi/uf001/uva//J1254-1317_X_map.win ! wwins: Wrote 2 windows to /vlbi/uf001/uva//J1254-1317_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0676183 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.00012499 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.55454 0.55454 1.10908 2.21816 4.43632 8.87264 17.7453 35.4906 70.9811 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0003 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.067 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 540.988 quit ! Quitting program ! Log file /vlbi/uf001/uva//J1254-1317_X_dfm.log closed on Mon Jan 14 02:06:15 2019