! Started logfile: /vlbi/uf001/uva//J1543-0757_S_dfm.log on Mon Jan 14 03:25:46 2019 float field_size field_size = 1024 float field_cell field_cell = 0.5000 float taper_size taper_size = 20.0 float freq freq = 2.22000 obs /vlbi/uf001/uva//J1543-0757_S_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J1543-0757_S_uva.fits ! AN table 1: 87 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.926692 visibilities/baseline/integration-bin. ! Found source: J1543-0757 ! ! There are 3 IFs, and a total of 3 channels: ! ! IF Channel Frequency Freq offset Number of Overall IF ! origin at origin per channel channels bandwidth ! ------------------------------------------------------------- (Hz) ! 01 1 2.22e+09 3.2e+07 1 3.2e+07 ! 02 2 2.252e+09 3.2e+07 1 3.2e+07 ! 03 3 2.284e+09 3.2e+07 1 3.2e+07 ! ! Polarization(s): RR ! ! Read 44 lines of history. ! ! Reading 10884 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 3 channels. ! Selecting polarization: RR, channels: 1..3 ! Reading IF 1 channels: 1..1 ! Reading IF 2 channels: 2..2 ! Reading IF 3 channels: 3..3 print "field_size =", field_size ! field_size = 1024 print "field_cell =", field_cell ! field_cell = 0.5 print "taper_size =", taper_size ! taper_size = 20 ![@/opt64/bin/pima_mupet_01.dfm J1543-0757_S] 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 0.500x0.500 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 58 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 58 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 58 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.257638Jy sigma=18.960774 ! Fit after self-cal, rms=0.644057Jy sigma=11.370591 ! 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=2.612 mas, bmaj=7.17 mas, bpa=-5.303 degrees ! Estimated noise=0.605894 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 = 0.333946 Jy ! Component: 100 - total flux cleaned = 0.512346 Jy ! Total flux subtracted in 100 components = 0.512346 Jy ! Clean residual min=-0.044777 max=0.141327 Jy/beam ! Clean residual mean=0.000116 rms=0.016067 Jy/beam ! Combined flux in latest and established models = 0.512346 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 23 components and 0.512346 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.430295Jy sigma=5.501525 ! Fit after self-cal, rms=0.429735Jy sigma=5.492139 ! Inverting map ! Added new window around map position (-7.5, -45.5). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.141983 Jy ! Component: 100 - total flux cleaned = 0.241426 Jy ! Total flux subtracted in 100 components = 0.241426 Jy ! Clean residual min=-0.035365 max=0.102535 Jy/beam ! Clean residual mean=0.000103 rms=0.011645 Jy/beam ! Combined flux in latest and established models = 0.753772 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 39 components and 0.753772 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.327719Jy sigma=4.184003 ! Fit after self-cal, rms=0.325740Jy sigma=4.154356 ! Inverting map ! Added new window around map position (-3.5, -2). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0999081 Jy ! Component: 100 - total flux cleaned = 0.169916 Jy ! Total flux subtracted in 100 components = 0.169916 Jy ! Clean residual min=-0.026185 max=0.063775 Jy/beam ! Clean residual mean=0.000082 rms=0.008586 Jy/beam ! Combined flux in latest and established models = 0.923687 Jy ! Performing phase self-cal ! Adding 33 model components to the UV plane model. ! The established model now contains 68 components and 0.923687 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.259125Jy sigma=3.292788 ! Fit after self-cal, rms=0.257348Jy sigma=3.255152 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0620663 Jy ! Component: 100 - total flux cleaned = 0.11146 Jy ! Total flux subtracted in 100 components = 0.11146 Jy ! Clean residual min=-0.022380 max=0.048679 Jy/beam ! Clean residual mean=0.000068 rms=0.006891 Jy/beam ! Combined flux in latest and established models = 1.03515 Jy ! Performing phase self-cal ! Adding 41 model components to the UV plane model. ! The established model now contains 96 components and 1.03515 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.219067Jy sigma=2.787359 ! Fit after self-cal, rms=0.218413Jy sigma=2.774066 ! Inverting map ! Added new window around map position (4, 0). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0488327 Jy ! Component: 100 - total flux cleaned = 0.0891205 Jy ! Total flux subtracted in 100 components = 0.0891205 Jy ! Clean residual min=-0.018748 max=0.037400 Jy/beam ! Clean residual mean=0.000053 rms=0.005625 Jy/beam ! Combined flux in latest and established models = 1.12427 Jy ! Performing phase self-cal ! Adding 32 model components to the UV plane model. ! The established model now contains 119 components and 1.12427 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.190505Jy sigma=2.425055 ! Fit after self-cal, rms=0.190367Jy sigma=2.422674 ! Inverting map ! Added new window around map position (-11.5, -41). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0395196 Jy ! Component: 100 - total flux cleaned = 0.0717712 Jy ! Total flux subtracted in 100 components = 0.0717712 Jy ! Clean residual min=-0.015595 max=0.020122 Jy/beam ! Clean residual mean=0.000049 rms=0.004720 Jy/beam ! Combined flux in latest and established models = 1.19604 Jy ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 144 components and 1.19604 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.169243Jy sigma=2.160917 ! Fit after self-cal, rms=0.169047Jy sigma=2.158094 ! 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=3.1 mas, bmaj=7.998 mas, bpa=-5.352 degrees ! Estimated noise=0.44 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 = 0.0501358 Jy ! Component: 100 - total flux cleaned = 0.0907195 Jy ! Component: 150 - total flux cleaned = 0.124989 Jy ! Component: 200 - total flux cleaned = 0.154303 Jy ! Total flux subtracted in 200 components = 0.154303 Jy ! Clean residual min=-0.016850 max=0.022092 Jy/beam ! Clean residual mean=0.000048 rms=0.005346 Jy/beam ! Combined flux in latest and established models = 1.35034 Jy ! Performing phase self-cal ! Adding 89 model components to the UV plane model. ! The established model now contains 208 components and 1.35034 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.133366Jy sigma=1.736553 ! Fit after self-cal, rms=0.132907Jy sigma=1.729647 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.1 x 7.998 at -5.352 degrees (North through East) ! Clean map min=-0.016068 max=0.46524 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 0.95 HN 1.10 KP 0.97 ! LA 0.89 MK 1.09 NL 0.96 OV 0.93 ! PT 0.91 SC 1.07 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 0.95 HN 1.10 KP 0.99 ! LA 0.91 MK 1.07 NL 1.03 OV 0.95 ! PT 0.92 SC 1.01 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 FD 0.93 HN 1.14 KP 0.99 ! LA 0.93 MK 1.06 NL 1.03 OV 0.99 ! PT 0.95 SC 1.06 ! ! ! Fit before self-cal, rms=0.132907Jy sigma=1.729647 ! Fit after self-cal, rms=0.101620Jy sigma=1.436312 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=3.191 mas, bmaj=8.167 mas, bpa=-4.961 degrees ! Estimated noise=0.438341 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 (-15, -37). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0243407 Jy ! Component: 100 - total flux cleaned = 0.0403409 Jy ! Component: 150 - total flux cleaned = 0.0516263 Jy ! Component: 200 - total flux cleaned = 0.0596078 Jy ! Total flux subtracted in 200 components = 0.0596078 Jy ! Clean residual min=-0.008806 max=0.010064 Jy/beam ! Clean residual mean=0.000006 rms=0.002366 Jy/beam ! Combined flux in latest and established models = 1.40995 Jy ! Performing phase self-cal ! Adding 46 model components to the UV plane model. ! The established model now contains 249 components and 1.40995 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.093880Jy sigma=1.310978 ! Fit after self-cal, rms=0.093308Jy sigma=1.303233 ! 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. ! ! Fit before self-cal, rms=0.093308Jy sigma=1.303233 ! Fit after self-cal, rms=0.082428Jy sigma=1.178637 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.195 mas, bmaj=8.248 mas, bpa=-5.418 degrees ! Estimated noise=0.439854 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0104528 Jy ! Component: 100 - total flux cleaned = 0.0171643 Jy ! Component: 150 - total flux cleaned = 0.0221131 Jy ! Component: 200 - total flux cleaned = 0.0261285 Jy ! Total flux subtracted in 200 components = 0.0261285 Jy ! Clean residual min=-0.004946 max=0.005926 Jy/beam ! Clean residual mean=-0.000001 rms=0.001321 Jy/beam ! Combined flux in latest and established models = 1.43608 Jy selfcal ! Performing phase self-cal ! Adding 48 model components to the UV plane model. ! The established model now contains 286 components and 1.43608 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.080640Jy sigma=1.152172 ! Fit after self-cal, rms=0.080495Jy sigma=1.150040 flux_cutoff = imstat(rms) * dynam ! Inverting map repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! Added new window around map position (-4, -16). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00565288 Jy ! Component: 100 - total flux cleaned = 0.00884823 Jy ! Component: 150 - total flux cleaned = 0.0110223 Jy ! Component: 200 - total flux cleaned = 0.0128136 Jy ! Total flux subtracted in 200 components = 0.0128136 Jy ! Clean residual min=-0.004671 max=0.005252 Jy/beam ! Clean residual mean=-0.000004 rms=0.001188 Jy/beam ! Combined flux in latest and established models = 1.44889 Jy ! Performing phase self-cal ! Adding 43 model components to the UV plane model. ! The established model now contains 318 components and 1.44889 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.079809Jy sigma=1.141241 ! Fit after self-cal, rms=0.079763Jy sigma=1.140640 ! Inverting map ! Added new window around map position (86, -15.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0048959 Jy ! Component: 100 - total flux cleaned = 0.00750274 Jy ! Component: 150 - total flux cleaned = 0.00931922 Jy ! Component: 200 - total flux cleaned = 0.0104841 Jy ! Total flux subtracted in 200 components = 0.0104841 Jy ! Clean residual min=-0.003850 max=0.004471 Jy/beam ! Clean residual mean=-0.000003 rms=0.001103 Jy/beam ! Combined flux in latest and established models = 1.45938 Jy ! Performing phase self-cal ! Adding 47 model components to the UV plane model. ! The established model now contains 346 components and 1.45938 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.079289Jy sigma=1.134541 ! Fit after self-cal, rms=0.079280Jy sigma=1.134256 ! 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. ! ! Fit before self-cal, rms=0.079280Jy sigma=1.134256 ! Fit after self-cal, rms=0.078047Jy sigma=1.120856 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.19 mas, bmaj=8.252 mas, bpa=-5.567 degrees ! Estimated noise=0.438902 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00428738 Jy ! Component: 100 - total flux cleaned = 0.00758834 Jy ! Component: 150 - total flux cleaned = 0.00958146 Jy ! Component: 200 - total flux cleaned = 0.0112168 Jy ! Total flux subtracted in 200 components = 0.0112168 Jy ! Clean residual min=-0.003032 max=0.003721 Jy/beam ! Clean residual mean=-0.000002 rms=0.000827 Jy/beam ! Combined flux in latest and established models = 1.47059 Jy selfcal ! Performing phase self-cal ! Adding 40 model components to the UV plane model. ! The established model now contains 368 components and 1.47059 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.077630Jy sigma=1.114925 ! Fit after self-cal, rms=0.077619Jy sigma=1.114589 flux_cutoff = imstat(rms) * dynam ! Inverting map repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! Added new window around map position (21, 112.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00331328 Jy ! Component: 100 - total flux cleaned = 0.00479782 Jy ! Component: 150 - total flux cleaned = 0.00587059 Jy ! Component: 200 - total flux cleaned = 0.00685206 Jy ! Total flux subtracted in 200 components = 0.00685206 Jy ! Clean residual min=-0.002859 max=0.003309 Jy/beam ! Clean residual mean=-0.000002 rms=0.000757 Jy/beam ! Combined flux in latest and established models = 1.47744 Jy ! Performing phase self-cal ! Adding 37 model components to the UV plane model. ! The established model now contains 389 components and 1.47744 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.077378Jy sigma=1.111146 ! Fit after self-cal, rms=0.077372Jy sigma=1.111020 ! Inverting map ! Added new window around map position (-44, 106.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00244929 Jy ! Component: 100 - total flux cleaned = 0.00355494 Jy ! Component: 150 - total flux cleaned = 0.00436648 Jy ! Component: 200 - total flux cleaned = 0.00506573 Jy ! Total flux subtracted in 200 components = 0.00506573 Jy ! Clean residual min=-0.002807 max=0.002812 Jy/beam ! Clean residual mean=-0.000002 rms=0.000711 Jy/beam ! Combined flux in latest and established models = 1.48251 Jy ! Performing phase self-cal ! Adding 42 model components to the UV plane model. ! The established model now contains 410 components and 1.48251 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.077205Jy sigma=1.108597 ! Fit after self-cal, rms=0.077201Jy sigma=1.108531 ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 20 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. ! ! Fit before self-cal, rms=0.077201Jy sigma=1.108531 ! Fit after self-cal, rms=0.077024Jy sigma=1.107295 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=7.212 mas, bmaj=13.55 mas, bpa=-0.7944 degrees ! Estimated noise=0.601623 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00340575 Jy ! Component: 100 - total flux cleaned = 0.00556608 Jy ! Component: 150 - total flux cleaned = 0.00654579 Jy ! Component: 200 - total flux cleaned = 0.00730307 Jy ! Total flux subtracted in 200 components = 0.00730307 Jy ! Clean residual min=-0.002929 max=0.003099 Jy/beam ! Clean residual mean=0.000000 rms=0.000869 Jy/beam ! Combined flux in latest and established models = 1.48981 Jy selfcal ! Performing phase self-cal ! Adding 35 model components to the UV plane model. ! The established model now contains 440 components and 1.48981 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.076913Jy sigma=1.106140 ! Fit after self-cal, rms=0.076906Jy sigma=1.106000 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 = 0.00106267 Jy ! Component: 100 - total flux cleaned = 0.00160806 Jy ! Component: 150 - total flux cleaned = 0.0018006 Jy ! Component: 200 - total flux cleaned = 0.00193145 Jy ! Total flux subtracted in 200 components = 0.00193145 Jy ! Clean residual min=-0.002780 max=0.002959 Jy/beam ! Clean residual mean=-0.000002 rms=0.000828 Jy/beam ! Combined flux in latest and established models = 1.49174 Jy ! Performing phase self-cal ! Adding 47 model components to the UV plane model. ! The established model now contains 467 components and 1.49174 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.076872Jy sigma=1.105817 ! Fit after self-cal, rms=0.076873Jy sigma=1.105778 ! 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=3.186 mas, bmaj=8.246 mas, bpa=-5.611 degrees ! Estimated noise=0.438409 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.186 x 8.246 at -5.611 degrees (North through East) ! Clean map min=-0.0025513 max=0.45882 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=2.67 mas, bmaj=7.332 mas, bpa=-5.562 degrees ! Estimated noise=0.616843 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.333026 Jy ! Component: 100 - total flux cleaned = 0.528221 Jy ! Component: 150 - total flux cleaned = 0.670175 Jy ! Component: 200 - total flux cleaned = 0.776285 Jy ! Total flux subtracted in 200 components = 0.776285 Jy ! Clean residual min=-0.027442 max=0.061603 Jy/beam ! Clean residual mean=0.000057 rms=0.010188 Jy/beam ! Combined flux in latest and established models = 0.776285 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 41 model components to the UV plane model. ! The established model now contains 41 components and 0.776285 Jy ! Inverting map and beam ! Estimated beam: bmin=3.186 mas, bmaj=8.246 mas, bpa=-5.611 degrees ! Estimated noise=0.438409 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 = 0.123646 Jy ! Component: 100 - total flux cleaned = 0.217252 Jy ! Component: 150 - total flux cleaned = 0.290948 Jy ! Component: 200 - total flux cleaned = 0.350494 Jy ! Total flux subtracted in 200 components = 0.350494 Jy ! Clean residual min=-0.020054 max=0.035861 Jy/beam ! Clean residual mean=0.000035 rms=0.007333 Jy/beam ! Combined flux in latest and established models = 1.12678 Jy ! Adding 85 model components to the UV plane model. ! The established model now contains 105 components and 1.12678 Jy ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0492571 Jy ! Component: 100 - total flux cleaned = 0.09059 Jy ! Component: 150 - total flux cleaned = 0.125522 Jy ! Component: 200 - total flux cleaned = 0.155159 Jy ! Total flux subtracted in 200 components = 0.155159 Jy ! Clean residual min=-0.011863 max=0.018427 Jy/beam ! Clean residual mean=0.000016 rms=0.003991 Jy/beam ! Combined flux in latest and established models = 1.28194 Jy ! Adding 68 model components to the UV plane model. ! The established model now contains 160 components and 1.28194 Jy ! Inverting map ! Added new window around map position (-5, -43.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0252312 Jy ! Component: 100 - total flux cleaned = 0.0467515 Jy ! Component: 150 - total flux cleaned = 0.065177 Jy ! Component: 200 - total flux cleaned = 0.0810518 Jy ! Total flux subtracted in 200 components = 0.0810518 Jy ! Clean residual min=-0.007603 max=0.010894 Jy/beam ! Clean residual mean=0.000007 rms=0.002375 Jy/beam ! Combined flux in latest and established models = 1.36299 Jy ! Adding 52 model components to the UV plane model. ! The established model now contains 196 components and 1.36299 Jy ! Inverting map ! Added new window around map position (-6.5, -2.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0139625 Jy ! Component: 100 - total flux cleaned = 0.02603 Jy ! Component: 150 - total flux cleaned = 0.0365945 Jy ! Component: 200 - total flux cleaned = 0.0458669 Jy ! Total flux subtracted in 200 components = 0.0458669 Jy ! Clean residual min=-0.005550 max=0.006134 Jy/beam ! Clean residual mean=0.000001 rms=0.001550 Jy/beam ! Combined flux in latest and established models = 1.40886 Jy ! Adding 49 model components to the UV plane model. ! The established model now contains 232 components and 1.40886 Jy ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 20 mega-wavelengths. clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=7.212 mas, bmaj=13.55 mas, bpa=-0.7944 degrees ! Estimated noise=0.601623 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0141025 Jy ! Component: 100 - total flux cleaned = 0.0245465 Jy ! Component: 150 - total flux cleaned = 0.0328294 Jy ! Component: 200 - total flux cleaned = 0.0397344 Jy ! Total flux subtracted in 200 components = 0.0397344 Jy ! Clean residual min=-0.005578 max=0.004950 Jy/beam ! Clean residual mean=-0.000003 rms=0.001526 Jy/beam ! Combined flux in latest and established models = 1.44859 Jy flux_cutoff = imstat(rms) * dynam repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam keep new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00588877 Jy ! Component: 100 - total flux cleaned = 0.0109521 Jy ! Component: 150 - total flux cleaned = 0.0153356 Jy ! Component: 200 - total flux cleaned = 0.0191543 Jy ! Total flux subtracted in 200 components = 0.0191543 Jy ! Clean residual min=-0.004095 max=0.004058 Jy/beam ! Clean residual mean=-0.000003 rms=0.001093 Jy/beam ! Combined flux in latest and established models = 1.46775 Jy ! Adding 160 model components to the UV plane model. ! The established model now contains 368 components and 1.46774 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=3.186 mas, bmaj=8.246 mas, bpa=-5.611 degrees ! Estimated noise=0.438409 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00425363 Jy ! Component: 100 - total flux cleaned = 0.00775652 Jy ! Component: 150 - total flux cleaned = 0.0108593 Jy ! Component: 200 - total flux cleaned = 0.013657 Jy ! Total flux subtracted in 200 components = 0.013657 Jy ! Clean residual min=-0.002965 max=0.002876 Jy/beam ! Clean residual mean=-0.000002 rms=0.000729 Jy/beam ! Combined flux in latest and established models = 1.4814 Jy selfcal ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 397 components and 1.4814 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.077346Jy sigma=1.112006 ! Fit after self-cal, rms=0.077314Jy sigma=1.111426 wmodel J1543-0757_S_map.mod ! Writing 397 model components to file: J1543-0757_S_map.mod wobs J1543-0757_S_uvs.fits ! Writing UV FITS file: J1543-0757_S_uvs.fits wwins J1543-0757_S_map.win ! wwins: Wrote 12 windows to J1543-0757_S_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 = 9.7569e-06 Jy ! Component: 100 - total flux cleaned = 5.69462e-05 Jy ! Component: 150 - total flux cleaned = 5.71368e-05 Jy ! Component: 200 - total flux cleaned = 0.000424626 Jy ! Component: 250 - total flux cleaned = 0.000334797 Jy ! Component: 300 - total flux cleaned = 0.000377349 Jy ! Component: 350 - total flux cleaned = 0.000293302 Jy ! Component: 400 - total flux cleaned = 0.000375214 Jy ! Component: 450 - total flux cleaned = 0.000414848 Jy ! Component: 500 - total flux cleaned = 0.000492555 Jy ! Component: 550 - total flux cleaned = 0.0004155 Jy ! Component: 600 - total flux cleaned = 0.000567385 Jy ! Component: 650 - total flux cleaned = 0.000641944 Jy ! Component: 700 - total flux cleaned = 0.000823192 Jy ! Component: 750 - total flux cleaned = 0.000822942 Jy ! Component: 800 - total flux cleaned = 0.00082316 Jy ! Component: 850 - total flux cleaned = 0.000788178 Jy ! Component: 900 - total flux cleaned = 0.000855867 Jy ! Component: 950 - total flux cleaned = 0.000722744 Jy ! Component: 1000 - total flux cleaned = 0.000722586 Jy ! Component: 1050 - total flux cleaned = 0.00065882 Jy ! Component: 1100 - total flux cleaned = 0.000689891 Jy ! Component: 1150 - total flux cleaned = 0.000564628 Jy ! Component: 1200 - total flux cleaned = 0.00050256 Jy ! Component: 1250 - total flux cleaned = 0.000502068 Jy ! Component: 1300 - total flux cleaned = 0.000471198 Jy ! Component: 1350 - total flux cleaned = 0.000323751 Jy ! Component: 1400 - total flux cleaned = 0.000382373 Jy ! Component: 1450 - total flux cleaned = 0.000411254 Jy ! Component: 1500 - total flux cleaned = 0.000325984 Jy ! Component: 1550 - total flux cleaned = 0.00035428 Jy ! Component: 1600 - total flux cleaned = 0.000271086 Jy ! Component: 1650 - total flux cleaned = 0.00029861 Jy ! Component: 1700 - total flux cleaned = 0.00027128 Jy ! Component: 1750 - total flux cleaned = 0.000110856 Jy ! Component: 1800 - total flux cleaned = 0.000243427 Jy ! Component: 1850 - total flux cleaned = 0.000138331 Jy ! Component: 1900 - total flux cleaned = 6.10597e-05 Jy ! Component: 1950 - total flux cleaned = 3.53008e-05 Jy ! Component: 2000 - total flux cleaned = 3.49764e-05 Jy ! Component: 2050 - total flux cleaned = -6.50304e-05 Jy ! Component: 2100 - total flux cleaned = -8.94199e-05 Jy ! Component: 2150 - total flux cleaned = -0.000138698 Jy ! Component: 2200 - total flux cleaned = -0.000187231 Jy ! Component: 2250 - total flux cleaned = -0.000259172 Jy ! Component: 2300 - total flux cleaned = -0.000378083 Jy ! Component: 2350 - total flux cleaned = -0.000495528 Jy ! Component: 2400 - total flux cleaned = -0.000541752 Jy ! Component: 2450 - total flux cleaned = -0.000610761 Jy ! Component: 2500 - total flux cleaned = -0.00065645 Jy ! Component: 2550 - total flux cleaned = -0.000701591 Jy ! Component: 2600 - total flux cleaned = -0.000791038 Jy ! Component: 2650 - total flux cleaned = -0.000902129 Jy ! Component: 2700 - total flux cleaned = -0.000924029 Jy ! Component: 2750 - total flux cleaned = -0.00096792 Jy ! Component: 2800 - total flux cleaned = -0.000946385 Jy ! Component: 2850 - total flux cleaned = -0.00096743 Jy ! Component: 2900 - total flux cleaned = -0.000988595 Jy ! Component: 2950 - total flux cleaned = -0.00105162 Jy ! Component: 3000 - total flux cleaned = -0.00103088 Jy ! Component: 3050 - total flux cleaned = -0.00109255 Jy ! Component: 3100 - total flux cleaned = -0.00115412 Jy ! Component: 3150 - total flux cleaned = -0.0010727 Jy ! Component: 3200 - total flux cleaned = -0.00109277 Jy ! Component: 3250 - total flux cleaned = -0.00109253 Jy ! Component: 3300 - total flux cleaned = -0.00109253 Jy ! Component: 3350 - total flux cleaned = -0.00105353 Jy ! Component: 3400 - total flux cleaned = -0.00109253 Jy ! Component: 3450 - total flux cleaned = -0.00113121 Jy ! Component: 3500 - total flux cleaned = -0.00116954 Jy ! Component: 3550 - total flux cleaned = -0.00130257 Jy ! Component: 3600 - total flux cleaned = -0.00117018 Jy ! Component: 3650 - total flux cleaned = -0.00120771 Jy ! Component: 3700 - total flux cleaned = -0.00118917 Jy ! Component: 3750 - total flux cleaned = -0.00128133 Jy ! Component: 3800 - total flux cleaned = -0.00126286 Jy ! Component: 3850 - total flux cleaned = -0.00126267 Jy ! Component: 3900 - total flux cleaned = -0.00131658 Jy ! Component: 3950 - total flux cleaned = -0.00133439 Jy ! Component: 4000 - total flux cleaned = -0.00131657 Jy ! Component: 4050 - total flux cleaned = -0.00135162 Jy ! Total flux subtracted in 4096 components = -0.00143893 Jy ! Clean residual min=-0.001114 max=0.001003 Jy/beam ! Clean residual mean=-0.000001 rms=0.000325 Jy/beam ! Combined flux in latest and established models = 1.47996 Jy keep ! Adding 269 model components to the UV plane model. ! The established model now contains 663 components and 1.47996 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J1543-0757_S_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.186 x 8.246 at -5.611 degrees (North through East) ! Clean map min=-0.0021338 max=0.46579 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J1543-0757_S_map.fits wmodel /vlbi/uf001/uva//J1543-0757_S_map.mod ! Writing 663 model components to file: /vlbi/uf001/uva//J1543-0757_S_map.mod wobs /vlbi/uf001/uva//J1543-0757_S_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J1543-0757_S_uvs.fits wwins /vlbi/uf001/uva//J1543-0757_S_map.win ! wwins: Wrote 13 windows to /vlbi/uf001/uva//J1543-0757_S_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.46579 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000322682 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.207829 0.207829 0.415659 0.831317 1.66263 3.32527 6.65054 13.3011 26.6021 53.2043 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0009 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.465 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 1443.49 quit ! Quitting program ! Log file /vlbi/uf001/uva//J1543-0757_S_dfm.log closed on Mon Jan 14 03:25:52 2019