! Started logfile: /vlbi/uf001/uva//J2140-1923_X_dfm.log on Mon Jan 14 05:57:08 2019 float field_size field_size = 1024 float field_cell field_cell = 0.2000 float taper_size taper_size = 70.0 float freq freq = 8.42800 obs /vlbi/uf001/uva//J2140-1923_X_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J2140-1923_X_uva.fits ! AN table 1: 38 integrations on 21 of 21 possible baselines. ! Apparent sampling: 0.989975 visibilities/baseline/integration-bin. ! Found source: J2140-1923 ! ! 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 9480 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 J2140-1923_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 1 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 1 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 1 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 1 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 1 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 1 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 1 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 1 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 1 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 1 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 1 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 1 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.006512Jy sigma=24.177702 ! Fit after self-cal, rms=0.912587Jy sigma=21.867119 ! 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=1.245 mas, bmaj=8.195 mas, bpa=-8.338 degrees ! Estimated noise=0.647718 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 = 0.0670928 Jy ! Component: 100 - total flux cleaned = 0.0835434 Jy ! Total flux subtracted in 100 components = 0.0835434 Jy ! Clean residual min=-0.004622 max=0.006843 Jy/beam ! Clean residual mean=-0.000022 rms=0.001466 Jy/beam ! Combined flux in latest and established models = 0.0835434 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 12 components and 0.0835434 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=0.060369Jy sigma=1.332775 ! Fit after self-cal, rms=0.060003Jy sigma=1.326325 ! 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=1.528 mas, bmaj=8.132 mas, bpa=-7.82 degrees ! Estimated noise=0.311806 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 = 0.0105154 Jy ! Component: 100 - total flux cleaned = 0.0157123 Jy ! Component: 150 - total flux cleaned = 0.018781 Jy ! Component: 200 - total flux cleaned = 0.0207898 Jy ! Total flux subtracted in 200 components = 0.0207898 Jy ! Clean residual min=-0.003033 max=0.003011 Jy/beam ! Clean residual mean=-0.000005 rms=0.000789 Jy/beam ! Combined flux in latest and established models = 0.104333 Jy ! Performing phase self-cal ! Adding 70 model components to the UV plane model. ! The established model now contains 78 components and 0.104333 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=0.058387Jy sigma=1.277436 ! Fit after self-cal, rms=0.058396Jy sigma=1.276779 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.528 x 8.132 at -7.82 degrees (North through East) ! Clean map min=-0.0029573 max=0.089683 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! FD 0.97 HN 1.10 KP 0.99 LA 1.05 ! NL 1.05 OV 0.98 PT 0.93 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! FD 0.97 HN 1.10 KP 0.98 LA 1.04 ! NL 1.06 OV 0.93 PT 1.00 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! FD 1.02 HN 1.15 KP 0.97 LA 0.98 ! NL 1.10 OV 0.95 PT 0.92 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! FD 1.04 HN 1.07 KP 0.98 LA 1.05 ! NL 0.99 OV 0.95 PT 0.91 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! FD 1.00 HN 1.09 KP 1.03 LA 1.00 ! NL 1.05 OV 0.98 PT 0.93 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! FD 1.03 HN 1.10 KP 1.01 LA 1.01 ! NL 1.07 OV 0.99 PT 0.92 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! FD 1.01 HN 1.12 KP 1.03 LA 1.00 ! NL 0.99 OV 0.95 PT 0.93 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! FD 1.02 HN 0.99 KP 1.01 LA 1.02 ! NL 1.01 OV 0.97 PT 0.92 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! FD 1.03 HN 1.04 KP 1.02 LA 1.00 ! NL 1.04 OV 0.92 PT 0.93 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! FD 1.01 HN 1.01 KP 0.96 LA 1.09 ! NL 1.07 OV 0.95 PT 0.93 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! FD 1.05 HN 1.03 KP 1.00 LA 0.96 ! NL 1.13 OV 0.87 PT 0.97 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! FD 1.01 HN 1.04 KP 0.98 LA 1.00 ! NL 1.02 OV 0.93 PT 0.92 ! ! ! Fit before self-cal, rms=0.058396Jy sigma=1.276779 ! Fit after self-cal, rms=0.059093Jy sigma=1.266724 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.55 mas, bmaj=8.16 mas, bpa=-7.658 degrees ! Estimated noise=0.311051 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 = -0.000788481 Jy ! Component: 100 - total flux cleaned = -0.000673134 Jy ! Component: 150 - total flux cleaned = -0.000495821 Jy ! Component: 200 - total flux cleaned = -0.000375074 Jy ! Total flux subtracted in 200 components = -0.000375074 Jy ! Clean residual min=-0.001906 max=0.001851 Jy/beam ! Clean residual mean=-0.000005 rms=0.000532 Jy/beam ! Combined flux in latest and established models = 0.103958 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 97 components and 0.103958 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=0.059039Jy sigma=1.265574 ! Fit after self-cal, rms=0.059080Jy sigma=1.265284 ! 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=0.059080Jy sigma=1.265284 ! Fit after self-cal, rms=0.059501Jy sigma=1.259707 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.554 mas, bmaj=8.161 mas, bpa=-7.632 degrees ! Estimated noise=0.312053 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000669511 Jy ! Component: 100 - total flux cleaned = -0.000639951 Jy ! Component: 150 - total flux cleaned = -0.000710973 Jy ! Component: 200 - total flux cleaned = -0.000775931 Jy ! Total flux subtracted in 200 components = -0.000775931 Jy ! Clean residual min=-0.001644 max=0.001673 Jy/beam ! Clean residual mean=-0.000001 rms=0.000439 Jy/beam ! Combined flux in latest and established models = 0.103182 Jy selfcal ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 117 components and 0.103182 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=0.059473Jy sigma=1.259248 ! Fit after self-cal, rms=0.059490Jy sigma=1.259148 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 = -0.000108238 Jy ! Component: 100 - total flux cleaned = -0.000177759 Jy ! Component: 150 - total flux cleaned = -0.000240476 Jy ! Component: 200 - total flux cleaned = -0.000298079 Jy ! Total flux subtracted in 200 components = -0.000298079 Jy ! Clean residual min=-0.001641 max=0.001675 Jy/beam ! Clean residual mean=-0.000001 rms=0.000437 Jy/beam ! Combined flux in latest and established models = 0.102884 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 132 components and 0.102884 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=0.059484Jy sigma=1.259027 ! Fit after self-cal, rms=0.059481Jy sigma=1.259018 ! 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=0.059481Jy sigma=1.259018 ! Fit after self-cal, rms=0.059775Jy sigma=1.258459 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.556 mas, bmaj=8.161 mas, bpa=-7.585 degrees ! Estimated noise=0.312431 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000570794 Jy ! Component: 100 - total flux cleaned = -0.000609541 Jy ! Component: 150 - total flux cleaned = -0.000678054 Jy ! Component: 200 - total flux cleaned = -0.000776702 Jy ! Total flux subtracted in 200 components = -0.000776702 Jy ! Clean residual min=-0.001594 max=0.001565 Jy/beam ! Clean residual mean=-0.000000 rms=0.000413 Jy/beam ! Combined flux in latest and established models = 0.102107 Jy selfcal ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 145 components and 0.102107 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=0.059758Jy sigma=1.258203 ! Fit after self-cal, rms=0.059767Jy sigma=1.258187 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 = -0.000110376 Jy ! Component: 100 - total flux cleaned = -0.000194587 Jy ! Component: 150 - total flux cleaned = -0.000261675 Jy ! Component: 200 - total flux cleaned = -0.000306019 Jy ! Total flux subtracted in 200 components = -0.000306019 Jy ! Clean residual min=-0.001588 max=0.001563 Jy/beam ! Clean residual mean=-0.000000 rms=0.000412 Jy/beam ! Combined flux in latest and established models = 0.101801 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 150 components and 0.101801 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=0.059763Jy sigma=1.258120 ! Fit after self-cal, rms=0.059761Jy sigma=1.258115 ! 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=0.059761Jy sigma=1.258115 ! Fit after self-cal, rms=0.059937Jy sigma=1.257931 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.314 mas, bmaj=8.37 mas, bpa=-6.586 degrees ! Estimated noise=0.32472 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000607047 Jy ! Component: 100 - total flux cleaned = -0.000714297 Jy ! Component: 150 - total flux cleaned = -0.000789967 Jy ! Component: 200 - total flux cleaned = -0.000854872 Jy ! Total flux subtracted in 200 components = -0.000854872 Jy ! Clean residual min=-0.001602 max=0.001525 Jy/beam ! Clean residual mean=-0.000001 rms=0.000426 Jy/beam ! Combined flux in latest and established models = 0.100946 Jy selfcal ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 164 components and 0.100946 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=0.059928Jy sigma=1.257795 ! Fit after self-cal, rms=0.059933Jy sigma=1.257790 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 = -5.50127e-05 Jy ! Component: 100 - total flux cleaned = -7.48973e-05 Jy ! Component: 150 - total flux cleaned = -7.50162e-05 Jy ! Component: 200 - total flux cleaned = -8.06676e-05 Jy ! Total flux subtracted in 200 components = -8.06676e-05 Jy ! Clean residual min=-0.001600 max=0.001520 Jy/beam ! Clean residual mean=-0.000001 rms=0.000425 Jy/beam ! Combined flux in latest and established models = 0.100866 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 173 components and 0.100866 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=0.059932Jy sigma=1.257760 ! Fit after self-cal, rms=0.059931Jy sigma=1.257759 ! 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=1.557 mas, bmaj=8.161 mas, bpa=-7.543 degrees ! Estimated noise=0.312831 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.557 x 8.161 at -7.543 degrees (North through East) ! Clean map min=-0.0014944 max=0.090364 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=1.252 mas, bmaj=8.198 mas, bpa=-8.157 degrees ! Estimated noise=0.663679 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0687419 Jy ! Component: 100 - total flux cleaned = 0.0856612 Jy ! Component: 150 - total flux cleaned = 0.093053 Jy ! Component: 200 - total flux cleaned = 0.0967271 Jy ! Total flux subtracted in 200 components = 0.0967271 Jy ! Clean residual min=-0.003023 max=0.002897 Jy/beam ! Clean residual mean=-0.000005 rms=0.000881 Jy/beam ! Combined flux in latest and established models = 0.0967271 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 16 model components to the UV plane model. ! The established model now contains 16 components and 0.0967271 Jy ! Inverting map and beam ! Estimated beam: bmin=1.557 mas, bmaj=8.161 mas, bpa=-7.543 degrees ! Estimated noise=0.312831 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 = 0.00250182 Jy ! Component: 100 - total flux cleaned = 0.00356248 Jy ! Component: 150 - total flux cleaned = 0.00397613 Jy ! Component: 200 - total flux cleaned = 0.00403562 Jy ! Total flux subtracted in 200 components = 0.00403562 Jy ! Clean residual min=-0.001617 max=0.001506 Jy/beam ! Clean residual mean=-0.000001 rms=0.000407 Jy/beam ! Combined flux in latest and established models = 0.100763 Jy ! Adding 26 model components to the UV plane model. ! The established model now contains 38 components and 0.100763 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=2.314 mas, bmaj=8.37 mas, bpa=-6.586 degrees ! Estimated noise=0.32472 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 8.20987e-05 Jy ! Component: 100 - total flux cleaned = 2.11864e-05 Jy ! Component: 150 - total flux cleaned = -2.9034e-05 Jy ! Component: 200 - total flux cleaned = -4.61125e-05 Jy ! Total flux subtracted in 200 components = -4.61125e-05 Jy ! Clean residual min=-0.001663 max=0.001526 Jy/beam ! Clean residual mean=-0.000001 rms=0.000428 Jy/beam ! Combined flux in latest and established models = 0.100717 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 = -1.5746e-05 Jy ! Component: 100 - total flux cleaned = -3.0348e-05 Jy ! Component: 150 - total flux cleaned = -5.01963e-05 Jy ! Component: 200 - total flux cleaned = -6.21994e-05 Jy ! Total flux subtracted in 200 components = -6.21994e-05 Jy ! Clean residual min=-0.001653 max=0.001518 Jy/beam ! Clean residual mean=-0.000001 rms=0.000426 Jy/beam ! Combined flux in latest and established models = 0.100654 Jy ! Adding 24 model components to the UV plane model. ! The established model now contains 58 components and 0.100654 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=1.557 mas, bmaj=8.161 mas, bpa=-7.543 degrees ! Estimated noise=0.312831 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 5.85778e-05 Jy ! Component: 100 - total flux cleaned = 5.82839e-05 Jy ! Component: 150 - total flux cleaned = 3.05455e-05 Jy ! Component: 200 - total flux cleaned = 2.2067e-05 Jy ! Total flux subtracted in 200 components = 2.2067e-05 Jy ! Clean residual min=-0.001554 max=0.001520 Jy/beam ! Clean residual mean=-0.000001 rms=0.000399 Jy/beam ! Combined flux in latest and established models = 0.100676 Jy selfcal ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 74 components and 0.100676 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=0.059932Jy sigma=1.257794 ! Fit after self-cal, rms=0.059928Jy sigma=1.257777 wmodel J2140-1923_X_map.mod ! Writing 74 model components to file: J2140-1923_X_map.mod wobs J2140-1923_X_uvs.fits ! Writing UV FITS file: J2140-1923_X_uvs.fits wwins J2140-1923_X_map.win ! wwins: Wrote 1 windows to J2140-1923_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 = -0.000406039 Jy ! Component: 100 - total flux cleaned = -0.000687199 Jy ! Component: 150 - total flux cleaned = -0.000993498 Jy ! Component: 200 - total flux cleaned = -0.00114904 Jy ! Component: 250 - total flux cleaned = -0.00125527 Jy ! Component: 300 - total flux cleaned = -0.0013763 Jy ! Component: 350 - total flux cleaned = -0.00149166 Jy ! Component: 400 - total flux cleaned = -0.00154705 Jy ! Component: 450 - total flux cleaned = -0.00161835 Jy ! Component: 500 - total flux cleaned = -0.00165293 Jy ! Component: 550 - total flux cleaned = -0.00175212 Jy ! Component: 600 - total flux cleaned = -0.00183233 Jy ! Component: 650 - total flux cleaned = -0.00191011 Jy ! Component: 700 - total flux cleaned = -0.00200117 Jy ! Component: 750 - total flux cleaned = -0.00203071 Jy ! Component: 800 - total flux cleaned = -0.00210284 Jy ! Component: 850 - total flux cleaned = -0.00218712 Jy ! Component: 900 - total flux cleaned = -0.00229683 Jy ! Component: 950 - total flux cleaned = -0.00235052 Jy ! Component: 1000 - total flux cleaned = -0.00242945 Jy ! Component: 1050 - total flux cleaned = -0.00251987 Jy ! Component: 1100 - total flux cleaned = -0.0026209 Jy ! Component: 1150 - total flux cleaned = -0.00269523 Jy ! Component: 1200 - total flux cleaned = -0.00279233 Jy ! Component: 1250 - total flux cleaned = -0.00286387 Jy ! Component: 1300 - total flux cleaned = -0.00299272 Jy ! Component: 1350 - total flux cleaned = -0.00306179 Jy ! Component: 1400 - total flux cleaned = -0.00316396 Jy ! Component: 1450 - total flux cleaned = -0.00323088 Jy ! Component: 1500 - total flux cleaned = -0.00332993 Jy ! Component: 1550 - total flux cleaned = -0.00340584 Jy ! Component: 1600 - total flux cleaned = -0.00349139 Jy ! Component: 1650 - total flux cleaned = -0.00359664 Jy ! Component: 1700 - total flux cleaned = -0.00367948 Jy ! Component: 1750 - total flux cleaned = -0.00374086 Jy ! Component: 1800 - total flux cleaned = -0.00382151 Jy ! Component: 1850 - total flux cleaned = -0.00387139 Jy ! Component: 1900 - total flux cleaned = -0.00391088 Jy ! Component: 1950 - total flux cleaned = -0.0039596 Jy ! Component: 2000 - total flux cleaned = -0.00400764 Jy ! Component: 2050 - total flux cleaned = -0.00406448 Jy ! Component: 2100 - total flux cleaned = -0.00407391 Jy ! Component: 2150 - total flux cleaned = -0.00412941 Jy ! Component: 2200 - total flux cleaned = -0.00415673 Jy ! Component: 2250 - total flux cleaned = -0.00419283 Jy ! Component: 2300 - total flux cleaned = -0.00421962 Jy ! Component: 2350 - total flux cleaned = -0.00426376 Jy ! Component: 2400 - total flux cleaned = -0.00428995 Jy ! Component: 2450 - total flux cleaned = -0.00434156 Jy ! Component: 2500 - total flux cleaned = -0.00437555 Jy ! Component: 2550 - total flux cleaned = -0.00439233 Jy ! Component: 2600 - total flux cleaned = -0.00442565 Jy ! Component: 2650 - total flux cleaned = -0.00445023 Jy ! Component: 2700 - total flux cleaned = -0.00446662 Jy ! Component: 2750 - total flux cleaned = -0.00449906 Jy ! Component: 2800 - total flux cleaned = -0.00454701 Jy ! Component: 2850 - total flux cleaned = -0.0045786 Jy ! Component: 2900 - total flux cleaned = -0.00460216 Jy ! Component: 2950 - total flux cleaned = -0.00464893 Jy ! Component: 3000 - total flux cleaned = -0.00467213 Jy ! Component: 3050 - total flux cleaned = -0.00469506 Jy ! Component: 3100 - total flux cleaned = -0.00473309 Jy ! Component: 3150 - total flux cleaned = -0.00477081 Jy ! Component: 3200 - total flux cleaned = -0.00480062 Jy ! Component: 3250 - total flux cleaned = -0.00482284 Jy ! Component: 3300 - total flux cleaned = -0.00482282 Jy ! Component: 3350 - total flux cleaned = -0.00483743 Jy ! Component: 3400 - total flux cleaned = -0.00484476 Jy ! Component: 3450 - total flux cleaned = -0.00488063 Jy ! Component: 3500 - total flux cleaned = -0.00488774 Jy ! Component: 3550 - total flux cleaned = -0.00492309 Jy ! Component: 3600 - total flux cleaned = -0.00494413 Jy ! Component: 3650 - total flux cleaned = -0.00495806 Jy ! Component: 3700 - total flux cleaned = -0.00497887 Jy ! Component: 3750 - total flux cleaned = -0.00497888 Jy ! Component: 3800 - total flux cleaned = -0.0049926 Jy ! Component: 3850 - total flux cleaned = -0.00500625 Jy ! Component: 3900 - total flux cleaned = -0.00502662 Jy ! Component: 3950 - total flux cleaned = -0.00503334 Jy ! Component: 4000 - total flux cleaned = -0.00505343 Jy ! Component: 4050 - total flux cleaned = -0.00508007 Jy ! Total flux subtracted in 4096 components = -0.00510655 Jy ! Clean residual min=-0.000412 max=0.000377 Jy/beam ! Clean residual mean=0.000001 rms=0.000128 Jy/beam ! Combined flux in latest and established models = 0.0955699 Jy keep ! Adding 328 model components to the UV plane model. ! The established model now contains 402 components and 0.09557 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J2140-1923_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.557 x 8.161 at -7.543 degrees (North through East) ! Clean map min=-0.0010731 max=0.09051 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J2140-1923_X_map.fits wmodel /vlbi/uf001/uva//J2140-1923_X_map.mod ! Writing 402 model components to file: /vlbi/uf001/uva//J2140-1923_X_map.mod wobs /vlbi/uf001/uva//J2140-1923_X_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J2140-1923_X_uvs.fits wwins /vlbi/uf001/uva//J2140-1923_X_map.win ! wwins: Wrote 2 windows to /vlbi/uf001/uva//J2140-1923_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0905099 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000123291 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.408654 0.408654 0.817308 1.63462 3.26923 6.53847 13.0769 26.1539 52.3077 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0003 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.09 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 734.116 quit ! Quitting program ! Log file /vlbi/uf001/uva//J2140-1923_X_dfm.log closed on Mon Jan 14 05:57:12 2019