! Started logfile: /vlbi/sb072/temp_maps//J1741+5738_X_dfm.log on Sat Dec 15 22:29:27 2018 float field_size field_size = 1024 float field_cell field_cell = 0.2000 float taper_size taper_size = 70.0 float freq freq = 7.39200 obs /vlbi/sb072/temp_maps//J1741+5738_X_uva.fits ! Reading UV FITS file: /vlbi/sb072/temp_maps//J1741+5738_X_uva.fits ! AN table 1: 23 integrations on 21 of 21 possible baselines. ! Apparent sampling: 1 visibilities/baseline/integration-bin. ! Found source: J1741+5738 ! ! There are 8 IFs, and a total of 8 channels: ! ! IF Channel Frequency Freq offset Number of Overall IF ! origin at origin per channel channels bandwidth ! ------------------------------------------------------------- (Hz) ! 01 1 7.392e+09 3.2e+07 1 3.2e+07 ! 02 2 7.424e+09 3.2e+07 1 3.2e+07 ! 03 3 7.456e+09 3.2e+07 1 3.2e+07 ! 04 4 7.552e+09 3.2e+07 1 3.2e+07 ! 05 5 7.744e+09 3.2e+07 1 3.2e+07 ! 06 6 7.776e+09 3.2e+07 1 3.2e+07 ! 07 7 7.808e+09 3.2e+07 1 3.2e+07 ! 08 8 7.84e+09 3.2e+07 1 3.2e+07 ! ! Polarization(s): RR ! ! Read 94 lines of history. ! ! Reading 3864 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 8 channels. ! Selecting polarization: RR, channels: 1..8 ! 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 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 J1741+5738_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. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.999688Jy sigma=47.414695 ! Fit after self-cal, rms=0.994493Jy sigma=47.170907 ! 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=0.7886 mas, bmaj=3.235 mas, bpa=1.801 degrees ! Estimated noise=0.508539 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 = 0.00419978 Jy ! Component: 100 - total flux cleaned = 0.00507874 Jy ! Total flux subtracted in 100 components = 0.00507874 Jy ! Clean residual min=-0.001350 max=0.001374 Jy/beam ! Clean residual mean=0.000000 rms=0.000349 Jy/beam ! Combined flux in latest and established models = 0.00507874 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 6 components and 0.00507874 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. ! ! Fit before self-cal, rms=0.013450Jy sigma=0.622034 ! Fit after self-cal, rms=0.012407Jy sigma=0.571892 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00255651 Jy ! Component: 100 - total flux cleaned = 0.00272781 Jy ! Total flux subtracted in 100 components = 0.00272781 Jy ! Clean residual min=-0.001106 max=0.001270 Jy/beam ! Clean residual mean=0.000000 rms=0.000302 Jy/beam ! Combined flux in latest and established models = 0.00780656 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 11 components and 0.00780655 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. ! ! Fit before self-cal, rms=0.011980Jy sigma=0.550185 ! Fit after self-cal, rms=0.011975Jy sigma=0.550131 ! 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=1.113 mas, bmaj=3.025 mas, bpa=1.77 degrees ! Estimated noise=0.242691 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 = 0.000371908 Jy ! Component: 100 - total flux cleaned = 0.000539946 Jy ! Component: 150 - total flux cleaned = 0.000575924 Jy ! Component: 200 - total flux cleaned = 0.000587546 Jy ! Total flux subtracted in 200 components = 0.000587546 Jy ! Clean residual min=-0.000526 max=0.000661 Jy/beam ! Clean residual mean=0.000000 rms=0.000153 Jy/beam ! Combined flux in latest and established models = 0.0083941 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 23 components and 0.0083941 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. ! ! Fit before self-cal, rms=0.011965Jy sigma=0.549525 ! Fit after self-cal, rms=0.011967Jy sigma=0.549466 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.113 x 3.025 at 1.77 degrees (North through East) ! Clean map min=-0.00049871 max=0.0082766 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 1.20 KP 0.75 LA 1.01 ! MK 1.18 NL 1.04 PT 1.11 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 0.95 KP 1.06 LA 0.95 ! MK 0.96 NL 1.19 PT 1.05 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.85 FD 1.14 KP 0.92 LA 0.93 ! MK 0.89 NL 1.06 PT 1.17 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 FD 0.98 KP 1.02 LA 0.93 ! MK 0.87 NL 1.19 PT 1.08 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 0.94 KP 0.94 LA 0.93 ! MK 1.15 NL 1.00 PT 0.97 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 0.88 FD 1.05 KP 0.91 LA 0.88 ! MK 1.04 NL 1.07 PT 1.21 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 0.89 FD 1.01 KP 0.94 LA 0.76 ! MK 1.06 NL 1.28 PT 1.37 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 0.99 KP 0.94 LA 0.90 ! MK 0.93 NL 1.24 PT 1.02 ! ! ! Fit before self-cal, rms=0.011967Jy sigma=0.549466 ! Fit after self-cal, rms=0.012251Jy sigma=0.546175 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.125 mas, bmaj=3.005 mas, bpa=2.272 degrees ! Estimated noise=0.241903 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 = -1.01978e-06 Jy ! Component: 100 - total flux cleaned = 1.57316e-06 Jy ! Component: 150 - total flux cleaned = 3.76701e-06 Jy ! Component: 200 - total flux cleaned = 5.76124e-06 Jy ! Total flux subtracted in 200 components = 5.76124e-06 Jy ! Clean residual min=-0.000506 max=0.000428 Jy/beam ! Clean residual mean=0.000000 rms=0.000105 Jy/beam ! Combined flux in latest and established models = 0.00839986 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 31 components and 0.00839986 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. ! ! Fit before self-cal, rms=0.012250Jy sigma=0.546130 ! Fit after self-cal, rms=0.012337Jy sigma=0.544689 ! 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. ! ! Fit before self-cal, rms=0.012337Jy sigma=0.544689 ! Fit after self-cal, rms=0.012762Jy sigma=0.544284 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.126 mas, bmaj=3.01 mas, bpa=2.42 degrees ! Estimated noise=0.242919 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 9.9964e-06 Jy ! Component: 100 - total flux cleaned = 1.00883e-05 Jy ! Component: 150 - total flux cleaned = 1.44672e-05 Jy ! Component: 200 - total flux cleaned = 1.82716e-05 Jy ! Total flux subtracted in 200 components = 1.82716e-05 Jy ! Clean residual min=-0.000488 max=0.000415 Jy/beam ! Clean residual mean=0.000000 rms=0.000106 Jy/beam ! Combined flux in latest and established models = 0.00841813 Jy selfcal ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 37 components and 0.00841813 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. ! ! Fit before self-cal, rms=0.012761Jy sigma=0.544240 ! Fit after self-cal, rms=0.012809Jy sigma=0.544015 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 = 2.03797e-05 Jy ! Component: 100 - total flux cleaned = 1.78188e-05 Jy ! Component: 150 - total flux cleaned = 1.56767e-05 Jy ! Component: 200 - total flux cleaned = 1.37894e-05 Jy ! Total flux subtracted in 200 components = 1.37894e-05 Jy ! Clean residual min=-0.000502 max=0.000431 Jy/beam ! Clean residual mean=0.000000 rms=0.000108 Jy/beam ! Combined flux in latest and established models = 0.00843192 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 44 components and 0.00843192 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. ! ! Fit before self-cal, rms=0.012808Jy sigma=0.543980 ! Fit after self-cal, rms=0.012809Jy sigma=0.543973 ! 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. ! ! Fit before self-cal, rms=0.012809Jy sigma=0.543973 ! Fit after self-cal, rms=0.013270Jy sigma=0.543914 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.124 mas, bmaj=3.015 mas, bpa=2.515 degrees ! Estimated noise=0.247015 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 7.65915e-05 Jy ! Component: 100 - total flux cleaned = 8.45033e-05 Jy ! Component: 150 - total flux cleaned = 9.26066e-05 Jy ! Component: 200 - total flux cleaned = 0.000101426 Jy ! Total flux subtracted in 200 components = 0.000101426 Jy ! Clean residual min=-0.000512 max=0.000421 Jy/beam ! Clean residual mean=0.000000 rms=0.000109 Jy/beam ! Combined flux in latest and established models = 0.00853335 Jy selfcal ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 47 components and 0.00853335 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. ! ! Fit before self-cal, rms=0.013268Jy sigma=0.543859 ! Fit after self-cal, rms=0.013297Jy sigma=0.543775 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 = 6.82958e-06 Jy ! Component: 100 - total flux cleaned = 1.08484e-05 Jy ! Component: 150 - total flux cleaned = 1.61326e-05 Jy ! Component: 200 - total flux cleaned = 1.93233e-05 Jy ! Total flux subtracted in 200 components = 1.93233e-05 Jy ! Clean residual min=-0.000508 max=0.000421 Jy/beam ! Clean residual mean=0.000000 rms=0.000109 Jy/beam ! Combined flux in latest and established models = 0.00855267 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 47 components and 0.00855267 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. ! ! Fit before self-cal, rms=0.013297Jy sigma=0.543751 ! Fit after self-cal, rms=0.013288Jy sigma=0.543510 ! 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. ! ! Fit before self-cal, rms=0.013288Jy sigma=0.543510 ! Fit after self-cal, rms=0.013560Jy sigma=0.543466 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.597 mas, bmaj=3.13 mas, bpa=7.231 degrees ! Estimated noise=0.289757 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 5.44863e-05 Jy ! Component: 100 - total flux cleaned = 7.3196e-05 Jy ! Component: 150 - total flux cleaned = 8.52891e-05 Jy ! Component: 200 - total flux cleaned = 9.77499e-05 Jy ! Total flux subtracted in 200 components = 9.77499e-05 Jy ! Clean residual min=-0.000418 max=0.000351 Jy/beam ! Clean residual mean=0.000000 rms=0.000107 Jy/beam ! Combined flux in latest and established models = 0.00865042 Jy selfcal ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 52 components and 0.00865042 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. ! ! Fit before self-cal, rms=0.013559Jy sigma=0.543454 ! Fit after self-cal, rms=0.013572Jy sigma=0.543388 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 = 2.38106e-05 Jy ! Component: 100 - total flux cleaned = 3.68526e-05 Jy ! Component: 150 - total flux cleaned = 4.12709e-05 Jy ! Component: 200 - total flux cleaned = 4.4986e-05 Jy ! Total flux subtracted in 200 components = 4.4986e-05 Jy ! Clean residual min=-0.000410 max=0.000341 Jy/beam ! Clean residual mean=0.000000 rms=0.000105 Jy/beam ! Combined flux in latest and established models = 0.00869541 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 52 components and 0.00869541 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. ! ! Fit before self-cal, rms=0.013572Jy sigma=0.543411 ! Fit after self-cal, rms=0.013561Jy sigma=0.543385 ! 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=1.121 mas, bmaj=3.019 mas, bpa=2.548 degrees ! Estimated noise=0.250251 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.121 x 3.019 at 2.548 degrees (North through East) ! Clean map min=-0.00046458 max=0.0084327 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=0.7925 mas, bmaj=3.249 mas, bpa=2.526 degrees ! Estimated noise=0.524465 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0065628 Jy ! Component: 100 - total flux cleaned = 0.0080019 Jy ! Component: 150 - total flux cleaned = 0.00817316 Jy ! Component: 200 - total flux cleaned = 0.00822711 Jy ! Total flux subtracted in 200 components = 0.00822711 Jy ! Clean residual min=-0.001162 max=0.001145 Jy/beam ! Clean residual mean=0.000000 rms=0.000297 Jy/beam ! Combined flux in latest and established models = 0.00822711 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 11 model components to the UV plane model. ! The established model now contains 11 components and 0.00822711 Jy ! Inverting map and beam ! Estimated beam: bmin=1.121 mas, bmaj=3.019 mas, bpa=2.548 degrees ! Estimated noise=0.250251 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 = 0.000239168 Jy ! Component: 100 - total flux cleaned = 0.000295576 Jy ! Component: 150 - total flux cleaned = 0.000339248 Jy ! Component: 200 - total flux cleaned = 0.000364341 Jy ! Total flux subtracted in 200 components = 0.000364341 Jy ! Clean residual min=-0.000536 max=0.000446 Jy/beam ! Clean residual mean=0.000000 rms=0.000114 Jy/beam ! Combined flux in latest and established models = 0.00859145 Jy ! Adding 11 model components to the UV plane model. ! The established model now contains 19 components and 0.00859145 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=2.597 mas, bmaj=3.13 mas, bpa=7.231 degrees ! Estimated noise=0.289757 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 3.9415e-05 Jy ! Component: 100 - total flux cleaned = 6.06556e-05 Jy ! Component: 150 - total flux cleaned = 6.78954e-05 Jy ! Component: 200 - total flux cleaned = 7.71633e-05 Jy ! Total flux subtracted in 200 components = 7.71633e-05 Jy ! Clean residual min=-0.000429 max=0.000352 Jy/beam ! Clean residual mean=0.000000 rms=0.000108 Jy/beam ! Combined flux in latest and established models = 0.00866861 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 = 5.49534e-06 Jy ! Component: 100 - total flux cleaned = 1.0512e-05 Jy ! Component: 150 - total flux cleaned = 1.52859e-05 Jy ! Component: 200 - total flux cleaned = 1.76606e-05 Jy ! Total flux subtracted in 200 components = 1.76606e-05 Jy ! Clean residual min=-0.000418 max=0.000344 Jy/beam ! Clean residual mean=0.000000 rms=0.000106 Jy/beam ! Combined flux in latest and established models = 0.00868627 Jy ! Adding 10 model components to the UV plane model. ! The established model now contains 24 components and 0.00868627 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=1.121 mas, bmaj=3.019 mas, bpa=2.548 degrees ! Estimated noise=0.250251 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -8.94832e-06 Jy ! Component: 100 - total flux cleaned = 6.69959e-06 Jy ! Component: 150 - total flux cleaned = 1.29567e-05 Jy ! Component: 200 - total flux cleaned = 1.5727e-05 Jy ! Total flux subtracted in 200 components = 1.5727e-05 Jy ! Clean residual min=-0.000501 max=0.000443 Jy/beam ! Clean residual mean=0.000000 rms=0.000110 Jy/beam ! Combined flux in latest and established models = 0.008702 Jy selfcal ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 35 components and 0.008702 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. ! ! Fit before self-cal, rms=0.013562Jy sigma=0.543393 ! Fit after self-cal, rms=0.013559Jy sigma=0.543376 wmodel J1741+5738_X_map.mod ! Writing 35 model components to file: J1741+5738_X_map.mod wobs J1741+5738_X_uvs.fits ! Writing UV FITS file: J1741+5738_X_uvs.fits wwins J1741+5738_X_map.win ! wwins: Wrote 1 windows to J1741+5738_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 = -9.08738e-05 Jy ! Component: 100 - total flux cleaned = -6.15831e-05 Jy ! Component: 150 - total flux cleaned = -4.12825e-05 Jy ! Component: 200 - total flux cleaned = -1.59229e-05 Jy ! Component: 250 - total flux cleaned = 2.05578e-05 Jy ! Component: 300 - total flux cleaned = 4.98605e-05 Jy ! Component: 350 - total flux cleaned = 6.68996e-05 Jy ! Component: 400 - total flux cleaned = 9.99597e-05 Jy ! Component: 450 - total flux cleaned = 0.000131975 Jy ! Component: 500 - total flux cleaned = 0.000137274 Jy ! Component: 550 - total flux cleaned = 0.000132446 Jy ! Component: 600 - total flux cleaned = 0.000137335 Jy ! Component: 650 - total flux cleaned = 0.000127648 Jy ! Component: 700 - total flux cleaned = 0.000127545 Jy ! Component: 750 - total flux cleaned = 0.00012759 Jy ! Component: 800 - total flux cleaned = 0.000145343 Jy ! Component: 850 - total flux cleaned = 0.000162597 Jy ! Component: 900 - total flux cleaned = 0.000166838 Jy ! Component: 950 - total flux cleaned = 0.000191863 Jy ! Component: 1000 - total flux cleaned = 0.000204128 Jy ! Component: 1050 - total flux cleaned = 0.000240555 Jy ! Component: 1100 - total flux cleaned = 0.000260553 Jy ! Component: 1150 - total flux cleaned = 0.000288073 Jy ! Component: 1200 - total flux cleaned = 0.000319018 Jy ! Component: 1250 - total flux cleaned = 0.000334311 Jy ! Component: 1300 - total flux cleaned = 0.000368148 Jy ! Component: 1350 - total flux cleaned = 0.000386567 Jy ! Component: 1400 - total flux cleaned = 0.000408522 Jy ! Component: 1450 - total flux cleaned = 0.000430183 Jy ! Component: 1500 - total flux cleaned = 0.000455151 Jy ! Component: 1550 - total flux cleaned = 0.000483327 Jy ! Component: 1600 - total flux cleaned = 0.00050768 Jy ! Component: 1650 - total flux cleaned = 0.000531759 Jy ! Component: 1700 - total flux cleaned = 0.000565775 Jy ! Component: 1750 - total flux cleaned = 0.000585939 Jy ! Component: 1800 - total flux cleaned = 0.000602567 Jy ! Component: 1850 - total flux cleaned = 0.000625672 Jy ! Component: 1900 - total flux cleaned = 0.000651751 Jy ! Component: 1950 - total flux cleaned = 0.000671101 Jy ! Component: 2000 - total flux cleaned = 0.000680668 Jy ! Component: 2050 - total flux cleaned = 0.000696478 Jy ! Component: 2100 - total flux cleaned = 0.000702791 Jy ! Component: 2150 - total flux cleaned = 0.000727771 Jy ! Component: 2200 - total flux cleaned = 0.000740157 Jy ! Component: 2250 - total flux cleaned = 0.000749365 Jy ! Component: 2300 - total flux cleaned = 0.000755459 Jy ! Component: 2350 - total flux cleaned = 0.00075848 Jy ! Component: 2400 - total flux cleaned = 0.000764528 Jy ! Component: 2450 - total flux cleaned = 0.000767536 Jy ! Component: 2500 - total flux cleaned = 0.000773524 Jy ! Component: 2550 - total flux cleaned = 0.000773556 Jy ! Component: 2600 - total flux cleaned = 0.000791267 Jy ! Component: 2650 - total flux cleaned = 0.000800064 Jy ! Component: 2700 - total flux cleaned = 0.000791276 Jy ! Component: 2750 - total flux cleaned = 0.000797102 Jy ! Component: 2800 - total flux cleaned = 0.000794197 Jy ! Component: 2850 - total flux cleaned = 0.000799964 Jy ! Component: 2900 - total flux cleaned = 0.000797091 Jy ! Component: 2950 - total flux cleaned = 0.000791368 Jy ! Component: 3000 - total flux cleaned = 0.000794224 Jy ! Component: 3050 - total flux cleaned = 0.000797081 Jy ! Component: 3100 - total flux cleaned = 0.000802732 Jy ! Component: 3150 - total flux cleaned = 0.000794278 Jy ! Component: 3200 - total flux cleaned = 0.000802698 Jy ! Component: 3250 - total flux cleaned = 0.00079711 Jy ! Component: 3300 - total flux cleaned = 0.000791521 Jy ! Component: 3350 - total flux cleaned = 0.000794302 Jy ! Component: 3400 - total flux cleaned = 0.000783186 Jy ! Component: 3450 - total flux cleaned = 0.000783199 Jy ! Component: 3500 - total flux cleaned = 0.000777665 Jy ! Component: 3550 - total flux cleaned = 0.000774898 Jy ! Component: 3600 - total flux cleaned = 0.000774889 Jy ! Component: 3650 - total flux cleaned = 0.000774887 Jy ! Component: 3700 - total flux cleaned = 0.00077214 Jy ! Component: 3750 - total flux cleaned = 0.000772142 Jy ! Component: 3800 - total flux cleaned = 0.000772138 Jy ! Component: 3850 - total flux cleaned = 0.000772144 Jy ! Component: 3900 - total flux cleaned = 0.000772135 Jy ! Component: 3950 - total flux cleaned = 0.000769407 Jy ! Component: 4000 - total flux cleaned = 0.000774876 Jy ! Component: 4050 - total flux cleaned = 0.000769384 Jy ! Total flux subtracted in 4096 components = 0.000772133 Jy ! Clean residual min=-0.000164 max=0.000164 Jy/beam ! Clean residual mean=0.000000 rms=0.000044 Jy/beam ! Combined flux in latest and established models = 0.00947413 Jy keep ! Adding 246 model components to the UV plane model. ! The established model now contains 281 components and 0.00947413 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/sb072/temp_maps//J1741+5738_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.121 x 3.019 at 2.548 degrees (North through East) ! Clean map min=-0.0003308 max=0.0084217 Jy/beam ! Writing clean map to FITS file: /vlbi/sb072/temp_maps//J1741+5738_X_map.fits wmodel /vlbi/sb072/temp_maps//J1741+5738_X_map.mod ! Writing 281 model components to file: /vlbi/sb072/temp_maps//J1741+5738_X_map.mod wobs /vlbi/sb072/temp_maps//J1741+5738_X_uvs.fits ! Writing UV FITS file: /vlbi/sb072/temp_maps//J1741+5738_X_uvs.fits wwins /vlbi/sb072/temp_maps//J1741+5738_X_map.win ! wwins: Wrote 2 windows to /vlbi/sb072/temp_maps//J1741+5738_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.00842171 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 4.3489e-05 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -1.54917 1.54917 3.09835 6.19669 12.3934 24.7868 49.5735 99.1471 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0001 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.008 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 193.651 quit ! Quitting program ! Log file /vlbi/sb072/temp_maps//J1741+5738_X_dfm.log closed on Sat Dec 15 22:29:31 2018