! Started logfile: /vlbi/uf001/uva//J1423+1159_S_dfm.log on Mon Jan 14 02:52:12 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//J1423+1159_S_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J1423+1159_S_uva.fits ! AN table 1: 111 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.999399 visibilities/baseline/integration-bin. ! Found source: J1423+1159 ! ! 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 14976 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 J1423+1159_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 30 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 30 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 30 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.025403Jy sigma=21.698737 ! Fit after self-cal, rms=0.878066Jy sigma=18.811394 ! 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=2.764 mas, bmaj=6.668 mas, bpa=-2.655 degrees ! Estimated noise=0.395361 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 = 0.0888619 Jy ! Component: 100 - total flux cleaned = 0.127986 Jy ! Total flux subtracted in 100 components = 0.127986 Jy ! Clean residual min=-0.022300 max=0.053864 Jy/beam ! Clean residual mean=0.000028 rms=0.006098 Jy/beam ! Combined flux in latest and established models = 0.127986 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 15 components and 0.127986 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.174226Jy sigma=3.438755 ! Fit after self-cal, rms=0.172429Jy sigma=3.397194 ! Inverting map ! Added new window around map position (-21.5, 12.5). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0586372 Jy ! Component: 100 - total flux cleaned = 0.0870253 Jy ! Total flux subtracted in 100 components = 0.0870253 Jy ! Clean residual min=-0.019850 max=0.031293 Jy/beam ! Clean residual mean=0.000030 rms=0.005165 Jy/beam ! Combined flux in latest and established models = 0.215011 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 25 components and 0.215011 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.145994Jy sigma=2.873046 ! Fit after self-cal, rms=0.139406Jy sigma=2.717621 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0348375 Jy ! Component: 100 - total flux cleaned = 0.0564878 Jy ! Total flux subtracted in 100 components = 0.0564878 Jy ! Clean residual min=-0.014493 max=0.034861 Jy/beam ! Clean residual mean=0.000032 rms=0.004383 Jy/beam ! Combined flux in latest and established models = 0.271499 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 37 components and 0.271499 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.124794Jy sigma=2.440576 ! Fit after self-cal, rms=0.124163Jy sigma=2.423878 ! Inverting map ! Added new window around map position (-8, 3.5). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0370378 Jy ! Component: 100 - total flux cleaned = 0.0612822 Jy ! Total flux subtracted in 100 components = 0.0612822 Jy ! Clean residual min=-0.012319 max=0.023844 Jy/beam ! Clean residual mean=0.000027 rms=0.003346 Jy/beam ! Combined flux in latest and established models = 0.332781 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 52 components and 0.332781 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.104053Jy sigma=2.018513 ! Fit after self-cal, rms=0.103008Jy sigma=1.991803 ! Inverting map ! Added new window around map position (-35, 21). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0246547 Jy ! Component: 100 - total flux cleaned = 0.0433104 Jy ! Total flux subtracted in 100 components = 0.0433104 Jy ! Clean residual min=-0.010113 max=0.017315 Jy/beam ! Clean residual mean=0.000023 rms=0.002637 Jy/beam ! Combined flux in latest and established models = 0.376091 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 60 components and 0.376091 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.092208Jy sigma=1.781240 ! Fit after self-cal, rms=0.091984Jy sigma=1.775542 ! Inverting map ! Added new window around map position (-14, 7.5). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0187723 Jy ! Component: 100 - total flux cleaned = 0.0343364 Jy ! Total flux subtracted in 100 components = 0.0343364 Jy ! Clean residual min=-0.007957 max=0.012294 Jy/beam ! Clean residual mean=0.000019 rms=0.002167 Jy/beam ! Combined flux in latest and established models = 0.410428 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 74 components and 0.410428 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.084348Jy sigma=1.626507 ! Fit after self-cal, rms=0.084284Jy sigma=1.624596 ! 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=3.276 mas, bmaj=7.573 mas, bpa=-2.196 degrees ! Estimated noise=0.280921 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 = 0.0224905 Jy ! Component: 100 - total flux cleaned = 0.0407097 Jy ! Component: 150 - total flux cleaned = 0.0560902 Jy ! Component: 200 - total flux cleaned = 0.0691299 Jy ! Total flux subtracted in 200 components = 0.0691299 Jy ! Clean residual min=-0.006355 max=0.015546 Jy/beam ! Clean residual mean=0.000032 rms=0.002358 Jy/beam ! Combined flux in latest and established models = 0.479558 Jy ! Performing phase self-cal ! Adding 38 model components to the UV plane model. ! The established model now contains 88 components and 0.479557 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.072596Jy sigma=1.406444 ! Fit after self-cal, rms=0.072453Jy sigma=1.402145 ! Inverting map ! Added new window around map position (5, -1). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.014027 Jy ! Component: 100 - total flux cleaned = 0.0250267 Jy ! Component: 150 - total flux cleaned = 0.0345966 Jy ! Component: 200 - total flux cleaned = 0.0430834 Jy ! Total flux subtracted in 200 components = 0.0430834 Jy ! Clean residual min=-0.004541 max=0.007404 Jy/beam ! Clean residual mean=0.000022 rms=0.001688 Jy/beam ! Combined flux in latest and established models = 0.522641 Jy ! Performing phase self-cal ! Adding 64 model components to the UV plane model. ! The established model now contains 138 components and 0.522641 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.067376Jy sigma=1.306000 ! Fit after self-cal, rms=0.067276Jy sigma=1.303883 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.276 x 7.573 at -2.196 degrees (North through East) ! Clean map min=-0.004487 max=0.11747 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 0.99 HN 1.07 KP 0.97 ! LA 0.90 MK 0.99 NL 1.06 OV 1.01 ! PT 0.91 SC 1.05 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 1.02 HN 1.05 KP 0.98 ! LA 0.89 MK 1.00 NL 1.07 OV 1.00 ! PT 0.94 SC 1.02 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 1.01 HN 1.06 KP 0.99 ! LA 0.91 MK 1.04 NL 1.03 OV 1.03 ! PT 0.95 SC 1.03 ! ! ! Fit before self-cal, rms=0.067276Jy sigma=1.303883 ! Fit after self-cal, rms=0.064009Jy sigma=1.238695 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=3.318 mas, bmaj=7.674 mas, bpa=-2.161 degrees ! Estimated noise=0.279865 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 = -0.000196095 Jy ! Component: 100 - total flux cleaned = 0.002372 Jy ! Component: 150 - total flux cleaned = 0.00445204 Jy ! Component: 200 - total flux cleaned = 0.00612802 Jy ! Total flux subtracted in 200 components = 0.00612802 Jy ! Clean residual min=-0.002826 max=0.004434 Jy/beam ! Clean residual mean=0.000005 rms=0.000745 Jy/beam ! Combined flux in latest and established models = 0.528769 Jy ! Performing phase self-cal ! Adding 34 model components to the UV plane model. ! The established model now contains 166 components and 0.528769 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.063353Jy sigma=1.223555 ! Fit after self-cal, rms=0.063331Jy sigma=1.222614 ! Inverting map ! Added new window around map position (15, 1). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00387806 Jy ! Component: 100 - total flux cleaned = 0.00555021 Jy ! Component: 150 - total flux cleaned = 0.00707011 Jy ! Component: 200 - total flux cleaned = 0.00795516 Jy ! Total flux subtracted in 200 components = 0.00795516 Jy ! Clean residual min=-0.002660 max=0.002793 Jy/beam ! Clean residual mean=0.000002 rms=0.000616 Jy/beam ! Combined flux in latest and established models = 0.536724 Jy ! Performing phase self-cal ! Adding 37 model components to the UV plane model. ! The established model now contains 193 components and 0.536724 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.062932Jy sigma=1.214313 ! Fit after self-cal, rms=0.062907Jy sigma=1.213790 ! 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=0.062907Jy sigma=1.213790 ! Fit after self-cal, rms=0.060068Jy sigma=1.200703 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.323 mas, bmaj=7.675 mas, bpa=-2.086 degrees ! Estimated noise=0.277111 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000595316 Jy ! Component: 100 - total flux cleaned = 0.00165683 Jy ! Component: 150 - total flux cleaned = 0.0024547 Jy ! Component: 200 - total flux cleaned = 0.00327586 Jy ! Total flux subtracted in 200 components = 0.00327586 Jy ! Clean residual min=-0.001861 max=0.002243 Jy/beam ! Clean residual mean=0.000003 rms=0.000478 Jy/beam ! Combined flux in latest and established models = 0.54 Jy selfcal ! Performing phase self-cal ! Adding 36 model components to the UV plane model. ! The established model now contains 219 components and 0.54 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.059927Jy sigma=1.197599 ! Fit after self-cal, rms=0.059926Jy sigma=1.197410 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 (74, -11.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00167883 Jy ! Component: 100 - total flux cleaned = 0.00231304 Jy ! Component: 150 - total flux cleaned = 0.00293642 Jy ! Component: 200 - total flux cleaned = 0.00351162 Jy ! Total flux subtracted in 200 components = 0.00351162 Jy ! Clean residual min=-0.001727 max=0.001826 Jy/beam ! Clean residual mean=0.000003 rms=0.000442 Jy/beam ! Combined flux in latest and established models = 0.543511 Jy ! Performing phase self-cal ! Adding 38 model components to the UV plane model. ! The established model now contains 240 components and 0.543512 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.059826Jy sigma=1.195426 ! Fit after self-cal, rms=0.059825Jy sigma=1.195341 ! 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=0.059825Jy sigma=1.195341 ! Fit after self-cal, rms=0.059443Jy sigma=1.194752 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.323 mas, bmaj=7.681 mas, bpa=-2.128 degrees ! Estimated noise=0.275508 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000417802 Jy ! Component: 100 - total flux cleaned = 0.000691369 Jy ! Component: 150 - total flux cleaned = 0.000984919 Jy ! Component: 200 - total flux cleaned = 0.00129822 Jy ! Total flux subtracted in 200 components = 0.00129822 Jy ! Clean residual min=-0.001629 max=0.001792 Jy/beam ! Clean residual mean=0.000003 rms=0.000409 Jy/beam ! Combined flux in latest and established models = 0.54481 Jy selfcal ! Performing phase self-cal ! Adding 42 model components to the UV plane model. ! The established model now contains 262 components and 0.54481 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.059382Jy sigma=1.193530 ! Fit after self-cal, rms=0.059381Jy sigma=1.193493 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 (-28, 12). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00132608 Jy ! Component: 100 - total flux cleaned = 0.00180567 Jy ! Component: 150 - total flux cleaned = 0.00211901 Jy ! Component: 200 - total flux cleaned = 0.002302 Jy ! Total flux subtracted in 200 components = 0.002302 Jy ! Clean residual min=-0.001644 max=0.001515 Jy/beam ! Clean residual mean=0.000003 rms=0.000378 Jy/beam ! Combined flux in latest and established models = 0.547112 Jy ! Performing phase self-cal ! Adding 39 model components to the UV plane model. ! The established model now contains 284 components and 0.547112 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.059309Jy sigma=1.192024 ! Fit after self-cal, rms=0.059307Jy sigma=1.191977 ! 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=0.059307Jy sigma=1.191977 ! Fit after self-cal, rms=0.059030Jy sigma=1.191780 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=7.209 mas, bmaj=11.33 mas, bpa=-5.576 degrees ! Estimated noise=0.343487 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00153781 Jy ! Component: 100 - total flux cleaned = 0.00225453 Jy ! Component: 150 - total flux cleaned = 0.00273956 Jy ! Component: 200 - total flux cleaned = 0.00306054 Jy ! Total flux subtracted in 200 components = 0.00306054 Jy ! Clean residual min=-0.001787 max=0.001650 Jy/beam ! Clean residual mean=0.000005 rms=0.000437 Jy/beam ! Combined flux in latest and established models = 0.550172 Jy selfcal ! Performing phase self-cal ! Adding 48 model components to the UV plane model. ! The established model now contains 321 components and 0.550172 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.058998Jy sigma=1.191125 ! Fit after self-cal, rms=0.058996Jy sigma=1.191092 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 = 0.000198004 Jy ! Component: 100 - total flux cleaned = 0.00044896 Jy ! Component: 150 - total flux cleaned = 0.000678944 Jy ! Component: 200 - total flux cleaned = 0.00089093 Jy ! Total flux subtracted in 200 components = 0.00089093 Jy ! Clean residual min=-0.001656 max=0.001479 Jy/beam ! Clean residual mean=0.000005 rms=0.000418 Jy/beam ! Combined flux in latest and established models = 0.551063 Jy ! Performing phase self-cal ! Adding 33 model components to the UV plane model. ! The established model now contains 337 components and 0.551063 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.058980Jy sigma=1.190834 ! Fit after self-cal, rms=0.058980Jy sigma=1.190815 ! 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=3.325 mas, bmaj=7.684 mas, bpa=-2.16 degrees ! Estimated noise=0.274667 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.325 x 7.684 at -2.16 degrees (North through East) ! Clean map min=-0.0014648 max=0.11548 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=2.799 mas, bmaj=6.753 mas, bpa=-2.59 degrees ! Estimated noise=0.391824 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.10418 Jy ! Component: 100 - total flux cleaned = 0.165979 Jy ! Component: 150 - total flux cleaned = 0.210222 Jy ! Component: 200 - total flux cleaned = 0.245622 Jy ! Total flux subtracted in 200 components = 0.245622 Jy ! Clean residual min=-0.012520 max=0.025307 Jy/beam ! Clean residual mean=0.000026 rms=0.003871 Jy/beam ! Combined flux in latest and established models = 0.245622 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 31 model components to the UV plane model. ! The established model now contains 31 components and 0.245622 Jy ! Inverting map and beam ! Estimated beam: bmin=3.325 mas, bmaj=7.684 mas, bpa=-2.16 degrees ! Estimated noise=0.274667 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) ! Added new window around map position (-4, 0). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0462968 Jy ! Component: 100 - total flux cleaned = 0.0815285 Jy ! Component: 150 - total flux cleaned = 0.110433 Jy ! Component: 200 - total flux cleaned = 0.134555 Jy ! Total flux subtracted in 200 components = 0.134555 Jy ! Clean residual min=-0.009724 max=0.014703 Jy/beam ! Clean residual mean=0.000045 rms=0.003081 Jy/beam ! Combined flux in latest and established models = 0.380177 Jy ! Adding 56 model components to the UV plane model. ! The established model now contains 74 components and 0.380177 Jy ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0203041 Jy ! Component: 100 - total flux cleaned = 0.0375424 Jy ! Component: 150 - total flux cleaned = 0.052293 Jy ! Component: 200 - total flux cleaned = 0.0649581 Jy ! Total flux subtracted in 200 components = 0.0649581 Jy ! Clean residual min=-0.005664 max=0.007819 Jy/beam ! Clean residual mean=0.000028 rms=0.001832 Jy/beam ! Combined flux in latest and established models = 0.445135 Jy ! Adding 57 model components to the UV plane model. ! The established model now contains 115 components and 0.445135 Jy ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0109138 Jy ! Component: 100 - total flux cleaned = 0.0203978 Jy ! Component: 150 - total flux cleaned = 0.0287419 Jy ! Component: 200 - total flux cleaned = 0.0361232 Jy ! Total flux subtracted in 200 components = 0.0361232 Jy ! Clean residual min=-0.003560 max=0.004677 Jy/beam ! Clean residual mean=0.000019 rms=0.001206 Jy/beam ! Combined flux in latest and established models = 0.481259 Jy ! Adding 73 model components to the UV plane model. ! The established model now contains 168 components and 0.481259 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=7.209 mas, bmaj=11.33 mas, bpa=-5.576 degrees ! Estimated noise=0.343487 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0123613 Jy ! Component: 100 - total flux cleaned = 0.0221177 Jy ! Component: 150 - total flux cleaned = 0.0300241 Jy ! Component: 200 - total flux cleaned = 0.0365227 Jy ! Total flux subtracted in 200 components = 0.0365227 Jy ! Clean residual min=-0.003302 max=0.004818 Jy/beam ! Clean residual mean=0.000021 rms=0.001174 Jy/beam ! Combined flux in latest and established models = 0.517781 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 = 0.00538012 Jy ! Component: 100 - total flux cleaned = 0.00985641 Jy ! Component: 150 - total flux cleaned = 0.0135952 Jy ! Component: 200 - total flux cleaned = 0.016729 Jy ! Total flux subtracted in 200 components = 0.016729 Jy ! Clean residual min=-0.002336 max=0.003142 Jy/beam ! Clean residual mean=0.000012 rms=0.000692 Jy/beam ! Combined flux in latest and established models = 0.53451 Jy ! Adding 181 model components to the UV plane model. ! The established model now contains 328 components and 0.53451 Jy ! Inverting map ! Added new window around map position (36.5, -48.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00302996 Jy ! Component: 100 - total flux cleaned = 0.00529064 Jy ! Component: 150 - total flux cleaned = 0.00723046 Jy ! Component: 200 - total flux cleaned = 0.00890846 Jy ! Total flux subtracted in 200 components = 0.00890846 Jy ! Clean residual min=-0.001845 max=0.001850 Jy/beam ! Clean residual mean=0.000006 rms=0.000489 Jy/beam ! Combined flux in latest and established models = 0.543419 Jy ! Adding 72 model components to the UV plane model. ! The established model now contains 371 components and 0.543419 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=3.325 mas, bmaj=7.684 mas, bpa=-2.16 degrees ! Estimated noise=0.274667 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00111504 Jy ! Component: 100 - total flux cleaned = 0.00206212 Jy ! Component: 150 - total flux cleaned = 0.0025854 Jy ! Component: 200 - total flux cleaned = 0.00321109 Jy ! Total flux subtracted in 200 components = 0.00321109 Jy ! Clean residual min=-0.001570 max=0.001540 Jy/beam ! Clean residual mean=0.000003 rms=0.000362 Jy/beam ! Combined flux in latest and established models = 0.54663 Jy selfcal ! Performing phase self-cal ! Adding 35 model components to the UV plane model. ! The established model now contains 403 components and 0.54663 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.059035Jy sigma=1.192042 ! Fit after self-cal, rms=0.059015Jy sigma=1.191558 wmodel J1423+1159_S_map.mod ! Writing 403 model components to file: J1423+1159_S_map.mod wobs J1423+1159_S_uvs.fits ! Writing UV FITS file: J1423+1159_S_uvs.fits wwins J1423+1159_S_map.win ! wwins: Wrote 11 windows to J1423+1159_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 = -0.000246305 Jy ! Component: 100 - total flux cleaned = -0.000376304 Jy ! Component: 150 - total flux cleaned = -0.000449938 Jy ! Component: 200 - total flux cleaned = -0.000567335 Jy ! Component: 250 - total flux cleaned = -0.000726887 Jy ! Component: 300 - total flux cleaned = -0.000815478 Jy ! Component: 350 - total flux cleaned = -0.000923081 Jy ! Component: 400 - total flux cleaned = -0.00100661 Jy ! Component: 450 - total flux cleaned = -0.0011704 Jy ! Component: 500 - total flux cleaned = -0.00131066 Jy ! Component: 550 - total flux cleaned = -0.00144768 Jy ! Component: 600 - total flux cleaned = -0.00152433 Jy ! Component: 650 - total flux cleaned = -0.00161828 Jy ! Component: 700 - total flux cleaned = -0.00167352 Jy ! Component: 750 - total flux cleaned = -0.00172799 Jy ! Component: 800 - total flux cleaned = -0.00179878 Jy ! Component: 850 - total flux cleaned = -0.00185108 Jy ! Component: 900 - total flux cleaned = -0.00190211 Jy ! Component: 950 - total flux cleaned = -0.00185167 Jy ! Component: 1000 - total flux cleaned = -0.00191789 Jy ! Component: 1050 - total flux cleaned = -0.00195035 Jy ! Component: 1100 - total flux cleaned = -0.00196613 Jy ! Component: 1150 - total flux cleaned = -0.00196612 Jy ! Component: 1200 - total flux cleaned = -0.00199744 Jy ! Component: 1250 - total flux cleaned = -0.00193544 Jy ! Component: 1300 - total flux cleaned = -0.00198146 Jy ! Component: 1350 - total flux cleaned = -0.00190574 Jy ! Component: 1400 - total flux cleaned = -0.00187608 Jy ! Component: 1450 - total flux cleaned = -0.001876 Jy ! Component: 1500 - total flux cleaned = -0.00183218 Jy ! Component: 1550 - total flux cleaned = -0.00177447 Jy ! Component: 1600 - total flux cleaned = -0.00177433 Jy ! Component: 1650 - total flux cleaned = -0.00170391 Jy ! Component: 1700 - total flux cleaned = -0.00168984 Jy ! Component: 1750 - total flux cleaned = -0.00168964 Jy ! Component: 1800 - total flux cleaned = -0.00164844 Jy ! Component: 1850 - total flux cleaned = -0.00159445 Jy ! Component: 1900 - total flux cleaned = -0.0015812 Jy ! Component: 1950 - total flux cleaned = -0.00154126 Jy ! Component: 2000 - total flux cleaned = -0.00152816 Jy ! Component: 2050 - total flux cleaned = -0.00147615 Jy ! Component: 2100 - total flux cleaned = -0.00143732 Jy ! Component: 2150 - total flux cleaned = -0.0013735 Jy ! Component: 2200 - total flux cleaned = -0.00134822 Jy ! Component: 2250 - total flux cleaned = -0.00133554 Jy ! Component: 2300 - total flux cleaned = -0.00136016 Jy ! Component: 2350 - total flux cleaned = -0.00127406 Jy ! Component: 2400 - total flux cleaned = -0.00126178 Jy ! Component: 2450 - total flux cleaned = -0.00124979 Jy ! Component: 2500 - total flux cleaned = -0.00122559 Jy ! Component: 2550 - total flux cleaned = -0.00124921 Jy ! Component: 2600 - total flux cleaned = -0.00119032 Jy ! Component: 2650 - total flux cleaned = -0.00110852 Jy ! Component: 2700 - total flux cleaned = -0.00113167 Jy ! Component: 2750 - total flux cleaned = -0.00109727 Jy ! Component: 2800 - total flux cleaned = -0.00110841 Jy ! Component: 2850 - total flux cleaned = -0.00109703 Jy ! Component: 2900 - total flux cleaned = -0.00108572 Jy ! Component: 2950 - total flux cleaned = -0.00103012 Jy ! Component: 3000 - total flux cleaned = -0.000997036 Jy ! Component: 3050 - total flux cleaned = -0.000986012 Jy ! Component: 3100 - total flux cleaned = -0.000996832 Jy ! Component: 3150 - total flux cleaned = -0.000996824 Jy ! Component: 3200 - total flux cleaned = -0.000964762 Jy ! Component: 3250 - total flux cleaned = -0.000996633 Jy ! Component: 3300 - total flux cleaned = -0.000965052 Jy ! Component: 3350 - total flux cleaned = -0.00097547 Jy ! Component: 3400 - total flux cleaned = -0.000985849 Jy ! Component: 3450 - total flux cleaned = -0.000934157 Jy ! Component: 3500 - total flux cleaned = -0.000985461 Jy ! Component: 3550 - total flux cleaned = -0.000944736 Jy ! Component: 3600 - total flux cleaned = -0.00101562 Jy ! Component: 3650 - total flux cleaned = -0.000975426 Jy ! Component: 3700 - total flux cleaned = -0.00103533 Jy ! Component: 3750 - total flux cleaned = -0.00103527 Jy ! Component: 3800 - total flux cleaned = -0.000966341 Jy ! Component: 3850 - total flux cleaned = -0.00103474 Jy ! Component: 3900 - total flux cleaned = -0.000995848 Jy ! Component: 3950 - total flux cleaned = -0.000995861 Jy ! Component: 4000 - total flux cleaned = -0.00101495 Jy ! Component: 4050 - total flux cleaned = -0.00102451 Jy ! Total flux subtracted in 4096 components = -0.0010623 Jy ! Clean residual min=-0.000604 max=0.000527 Jy/beam ! Clean residual mean=0.000002 rms=0.000174 Jy/beam ! Combined flux in latest and established models = 0.545568 Jy keep ! Adding 295 model components to the UV plane model. ! The established model now contains 698 components and 0.545568 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J1423+1159_S_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.325 x 7.684 at -2.16 degrees (North through East) ! Clean map min=-0.0010232 max=0.11681 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J1423+1159_S_map.fits wmodel /vlbi/uf001/uva//J1423+1159_S_map.mod ! Writing 698 model components to file: /vlbi/uf001/uva//J1423+1159_S_map.mod wobs /vlbi/uf001/uva//J1423+1159_S_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J1423+1159_S_uvs.fits wwins /vlbi/uf001/uva//J1423+1159_S_map.win ! wwins: Wrote 12 windows to /vlbi/uf001/uva//J1423+1159_S_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.116813 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000172249 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.442373 0.442373 0.884745 1.76949 3.53898 7.07796 14.1559 28.3118 56.6237 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0005 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.116 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 678.161 quit ! Quitting program ! Log file /vlbi/uf001/uva//J1423+1159_S_dfm.log closed on Mon Jan 14 02:52:18 2019