! Started logfile: /vlbi/uf001/uvm//J1051+2119_S_a_dfm.log on Sun Jan 13 21:24:08 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/uvm//J1051+2119_S_a_uvm.fits ! Reading UV FITS file: /vlbi/uf001/uvm//J1051+2119_S_a_uvm.fits ! AN table 1: 5 integrations on 28 of 28 possible baselines. ! AN table 2: 5 integrations on 21 of 21 possible baselines. ! AN table 3: 23 integrations on 45 of 45 possible baselines. ! AN table 4: 9 integrations on 3 of 3 possible baselines. ! Apparent sampling: 0.791125 visibilities/baseline/integration-bin. ! Found source: J1051+2119 ! ! 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 40 lines of history. ! ! Reading 3102 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 J1051+2119_S_a] 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 9 telescope corrections were flagged in sub-array 1. ! A total of 10 telescope corrections were flagged in sub-array 2. ! A total of 96 telescope corrections were flagged in sub-array 3. ! A total of 6 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 2. ! A total of 9 telescope corrections were flagged in sub-array 1. ! A total of 10 telescope corrections were flagged in sub-array 2. ! A total of 96 telescope corrections were flagged in sub-array 3. ! A total of 6 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 3. ! A total of 9 telescope corrections were flagged in sub-array 1. ! A total of 10 telescope corrections were flagged in sub-array 2. ! A total of 96 telescope corrections were flagged in sub-array 3. ! A total of 6 telescope corrections were flagged in sub-array 4. ! ! Fit before self-cal, rms=1.016826Jy sigma=19.612431 ! Fit after self-cal, rms=0.793666Jy sigma=15.432390 ! 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=3.018 mas, bmaj=6.368 mas, bpa=-7.417 degrees ! Estimated noise=0.945803 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 = 0.160238 Jy ! Component: 100 - total flux cleaned = 0.221988 Jy ! Total flux subtracted in 100 components = 0.221988 Jy ! Clean residual min=-0.013140 max=0.047296 Jy/beam ! Clean residual mean=-0.000141 rms=0.004197 Jy/beam ! Combined flux in latest and established models = 0.221988 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 11 components and 0.221988 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.112703Jy sigma=2.112110 ! Fit after self-cal, rms=0.112057Jy sigma=2.096901 ! Inverting map ! Added new window around map position (4.5, -1.5). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0467556 Jy ! Component: 100 - total flux cleaned = 0.0723753 Jy ! Total flux subtracted in 100 components = 0.0723753 Jy ! Clean residual min=-0.010502 max=0.024053 Jy/beam ! Clean residual mean=-0.000084 rms=0.002732 Jy/beam ! Combined flux in latest and established models = 0.294363 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 25 components and 0.294363 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.085517Jy sigma=1.582735 ! Fit after self-cal, rms=0.083710Jy sigma=1.543968 ! Inverting map ! Added new window around map position (9, -0.5). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0246624 Jy ! Component: 100 - total flux cleaned = 0.0396114 Jy ! Total flux subtracted in 100 components = 0.0396114 Jy ! Clean residual min=-0.008408 max=0.010150 Jy/beam ! Clean residual mean=-0.000052 rms=0.001944 Jy/beam ! Combined flux in latest and established models = 0.333974 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 45 components and 0.333974 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.074214Jy sigma=1.352375 ! Fit after self-cal, rms=0.073672Jy sigma=1.340826 ! 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=3.612 mas, bmaj=7.187 mas, bpa=-7.367 degrees ! Estimated noise=0.810104 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 = 0.0161641 Jy ! Component: 100 - total flux cleaned = 0.0259382 Jy ! Component: 150 - total flux cleaned = 0.0329609 Jy ! Component: 200 - total flux cleaned = 0.0382522 Jy ! Total flux subtracted in 200 components = 0.0382522 Jy ! Clean residual min=-0.006555 max=0.008009 Jy/beam ! Clean residual mean=-0.000050 rms=0.001605 Jy/beam ! Combined flux in latest and established models = 0.372227 Jy ! Performing phase self-cal ! Adding 63 model components to the UV plane model. ! The established model now contains 98 components and 0.372227 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.069588Jy sigma=1.256650 ! Fit after self-cal, rms=0.069265Jy sigma=1.248296 ! Inverting map ! Added new window around map position (14.5, 1.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00898585 Jy ! Component: 100 - total flux cleaned = 0.0145511 Jy ! Component: 150 - total flux cleaned = 0.0187223 Jy ! Component: 200 - total flux cleaned = 0.0219411 Jy ! Total flux subtracted in 200 components = 0.0219411 Jy ! Clean residual min=-0.005904 max=0.004965 Jy/beam ! Clean residual mean=-0.000032 rms=0.001354 Jy/beam ! Combined flux in latest and established models = 0.394168 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 115 components and 0.394168 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.067827Jy sigma=1.220363 ! Fit after self-cal, rms=0.067667Jy sigma=1.216720 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.612 x 7.187 at -7.367 degrees (North through East) ! Clean map min=-0.0056953 max=0.19595 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.73 HN 0.95 LA 0.92 MK 1.00 ! NL 1.12 OV 1.30 PT 0.98 SC 1.09 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.04 FD 1.11 HN 1.05 KP 0.98 ! LA 0.88 NL 1.09 OV 0.94 ! ! A total of 3 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.05 FD 0.97 HN 0.92 KP 0.99 ! LA 0.94 MK 1.03 NL 1.06 OV 0.97 ! PT 0.99 SC 1.05 ! ! A total of 21 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! HN 0.00* NL 0.00* SC 0.00* ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 HN 1.00 LA 0.93 MK 0.96 ! NL 1.05 OV 1.23 PT 1.05 SC 0.96 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.98 FD 1.01 HN 0.95 KP 0.97 ! LA 0.92 NL 1.18 OV 1.01 ! ! A total of 3 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.01 FD 0.98 HN 0.94 KP 0.97 ! LA 1.00 MK 1.06 NL 1.07 OV 0.98 ! PT 1.00 SC 1.00 ! ! A total of 21 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! HN 0.00* NL 0.00* SC 0.00* ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.91 HN 0.99 LA 0.94 MK 1.01 ! NL 1.14 OV 1.46 PT 1.03 SC 1.14 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.06 FD 1.00 HN 0.97 KP 1.07 ! LA 0.91 NL 1.17 OV 0.92 ! ! A total of 3 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.02 FD 0.97 HN 0.93 KP 0.97 ! LA 0.94 MK 1.01 NL 1.08 OV 0.97 ! PT 1.04 SC 0.99 ! ! A total of 21 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! HN 0.00* NL 0.00* SC 0.00* ! ! ! Fit before self-cal, rms=0.067667Jy sigma=1.216720 ! Fit after self-cal, rms=0.065533Jy sigma=1.171900 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=3.587 mas, bmaj=7.224 mas, bpa=-7.833 degrees ! Estimated noise=0.818101 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 = 0.00165799 Jy ! Component: 100 - total flux cleaned = 0.00235917 Jy ! Component: 150 - total flux cleaned = 0.0026855 Jy ! Component: 200 - total flux cleaned = 0.00317411 Jy ! Total flux subtracted in 200 components = 0.00317411 Jy ! Clean residual min=-0.004570 max=0.004108 Jy/beam ! Clean residual mean=-0.000010 rms=0.001067 Jy/beam ! Combined flux in latest and established models = 0.397342 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 137 components and 0.397342 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.065258Jy sigma=1.166658 ! Fit after self-cal, rms=0.065326Jy sigma=1.165974 ! 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=0.065326Jy sigma=1.165974 ! Fit after self-cal, rms=0.064881Jy sigma=1.137199 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.58 mas, bmaj=7.202 mas, bpa=-7.858 degrees ! Estimated noise=0.817545 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00101359 Jy ! Component: 100 - total flux cleaned = 0.00130738 Jy ! Component: 150 - total flux cleaned = 0.0014604 Jy ! Component: 200 - total flux cleaned = 0.0014179 Jy ! Total flux subtracted in 200 components = 0.0014179 Jy ! Clean residual min=-0.004493 max=0.003998 Jy/beam ! Clean residual mean=-0.000006 rms=0.000919 Jy/beam ! Combined flux in latest and established models = 0.39876 Jy selfcal ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 158 components and 0.39876 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.064786Jy sigma=1.135417 ! Fit after self-cal, rms=0.064796Jy sigma=1.135159 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 = 0.000381137 Jy ! Component: 100 - total flux cleaned = 0.000468269 Jy ! Component: 150 - total flux cleaned = 0.00038927 Jy ! Component: 200 - total flux cleaned = 0.000390793 Jy ! Total flux subtracted in 200 components = 0.000390793 Jy ! Clean residual min=-0.004461 max=0.003977 Jy/beam ! Clean residual mean=-0.000006 rms=0.000913 Jy/beam ! Combined flux in latest and established models = 0.399151 Jy ! Performing phase self-cal ! Adding 33 model components to the UV plane model. ! The established model now contains 171 components and 0.399151 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.064739Jy sigma=1.134175 ! Fit after self-cal, rms=0.064738Jy sigma=1.134075 ! 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=0.064738Jy sigma=1.134075 ! Fit after self-cal, rms=0.064549Jy sigma=1.133889 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.578 mas, bmaj=7.196 mas, bpa=-7.842 degrees ! Estimated noise=0.815789 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00051034 Jy ! Component: 100 - total flux cleaned = 0.000592622 Jy ! Component: 150 - total flux cleaned = 0.00066692 Jy ! Component: 200 - total flux cleaned = 0.000701703 Jy ! Total flux subtracted in 200 components = 0.000701703 Jy ! Clean residual min=-0.004434 max=0.003937 Jy/beam ! Clean residual mean=-0.000006 rms=0.000903 Jy/beam ! Combined flux in latest and established models = 0.399853 Jy selfcal ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 178 components and 0.399852 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.064500Jy sigma=1.132989 ! Fit after self-cal, rms=0.064499Jy sigma=1.132896 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 = 0.000208096 Jy ! Component: 100 - total flux cleaned = 0.000276348 Jy ! Component: 150 - total flux cleaned = 0.000339351 Jy ! Component: 200 - total flux cleaned = 0.000338209 Jy ! Total flux subtracted in 200 components = 0.000338209 Jy ! Clean residual min=-0.004396 max=0.003926 Jy/beam ! Clean residual mean=-0.000005 rms=0.000899 Jy/beam ! Combined flux in latest and established models = 0.400191 Jy ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 184 components and 0.400191 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.064464Jy sigma=1.132302 ! Fit after self-cal, rms=0.064465Jy sigma=1.132241 ! 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=0.064465Jy sigma=1.132241 ! Fit after self-cal, rms=0.064351Jy sigma=1.132146 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=7.608 mas, bmaj=10.02 mas, bpa=-6.395 degrees ! Estimated noise=1.00774 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000664293 Jy ! Component: 100 - total flux cleaned = 0.00083715 Jy ! Component: 150 - total flux cleaned = 0.000837622 Jy ! Component: 200 - total flux cleaned = 0.000780571 Jy ! Total flux subtracted in 200 components = 0.000780571 Jy ! Clean residual min=-0.004877 max=0.004988 Jy/beam ! Clean residual mean=-0.000008 rms=0.001154 Jy/beam ! Combined flux in latest and established models = 0.400971 Jy selfcal ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 198 components and 0.400971 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.064331Jy sigma=1.131797 ! Fit after self-cal, rms=0.064333Jy sigma=1.131655 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 = 7.37762e-05 Jy ! Component: 100 - total flux cleaned = 0.000171772 Jy ! Component: 150 - total flux cleaned = 0.000119881 Jy ! Component: 200 - total flux cleaned = 7.23078e-05 Jy ! Total flux subtracted in 200 components = 7.23078e-05 Jy ! Clean residual min=-0.004844 max=0.004957 Jy/beam ! Clean residual mean=-0.000008 rms=0.001150 Jy/beam ! Combined flux in latest and established models = 0.401043 Jy ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 210 components and 0.401044 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.064322Jy sigma=1.131500 ! Fit after self-cal, rms=0.064323Jy sigma=1.131391 ! Inverting map ! Added new window around map position (76, 45). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00486313 Jy ! Component: 100 - total flux cleaned = 0.00735295 Jy ! Component: 150 - total flux cleaned = 0.0088882 Jy ! Component: 200 - total flux cleaned = 0.00968619 Jy ! Total flux subtracted in 200 components = 0.00968619 Jy ! Clean residual min=-0.004338 max=0.003163 Jy/beam ! Clean residual mean=-0.000019 rms=0.000936 Jy/beam ! Combined flux in latest and established models = 0.41073 Jy ! Performing phase self-cal ! Adding 64 model components to the UV plane model. ! The established model now contains 274 components and 0.41073 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.063977Jy sigma=1.124648 ! Fit after self-cal, rms=0.063951Jy sigma=1.124238 ! 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=3.577 mas, bmaj=7.191 mas, bpa=-7.829 degrees ! Estimated noise=0.814644 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.577 x 7.191 at -7.829 degrees (North through East) ! Clean map min=-0.0040829 max=0.19417 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=3.02 mas, bmaj=6.358 mas, bpa=-7.574 degrees ! Estimated noise=0.940726 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.158975 Jy ! Component: 100 - total flux cleaned = 0.23118 Jy ! Component: 150 - total flux cleaned = 0.275599 Jy ! Component: 200 - total flux cleaned = 0.304748 Jy ! Total flux subtracted in 200 components = 0.304748 Jy ! Clean residual min=-0.007014 max=0.015623 Jy/beam ! Clean residual mean=-0.000066 rms=0.002017 Jy/beam ! Combined flux in latest and established models = 0.304748 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 28 model components to the UV plane model. ! The established model now contains 28 components and 0.304748 Jy ! Inverting map and beam ! Estimated beam: bmin=3.577 mas, bmaj=7.191 mas, bpa=-7.829 degrees ! Estimated noise=0.814644 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 = 0.0249421 Jy ! Component: 100 - total flux cleaned = 0.0414177 Jy ! Component: 150 - total flux cleaned = 0.0532405 Jy ! Component: 200 - total flux cleaned = 0.0620334 Jy ! Total flux subtracted in 200 components = 0.0620334 Jy ! Clean residual min=-0.005658 max=0.005066 Jy/beam ! Clean residual mean=-0.000033 rms=0.001185 Jy/beam ! Combined flux in latest and established models = 0.366782 Jy ! Adding 75 model components to the UV plane model. ! The established model now contains 91 components and 0.366782 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=7.608 mas, bmaj=10.02 mas, bpa=-6.395 degrees ! Estimated noise=1.00774 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0111443 Jy ! Component: 100 - total flux cleaned = 0.0181284 Jy ! Component: 150 - total flux cleaned = 0.0233936 Jy ! Component: 200 - total flux cleaned = 0.0276628 Jy ! Total flux subtracted in 200 components = 0.0276628 Jy ! Clean residual min=-0.005311 max=0.003536 Jy/beam ! Clean residual mean=-0.000032 rms=0.001128 Jy/beam ! Combined flux in latest and established models = 0.394445 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 = 0.00340717 Jy ! Component: 100 - total flux cleaned = 0.00592624 Jy ! Component: 150 - total flux cleaned = 0.0079118 Jy ! Component: 200 - total flux cleaned = 0.00957289 Jy ! Total flux subtracted in 200 components = 0.00957289 Jy ! Clean residual min=-0.004739 max=0.003299 Jy/beam ! Clean residual mean=-0.000028 rms=0.000975 Jy/beam ! Combined flux in latest and established models = 0.404018 Jy ! Adding 152 model components to the UV plane model. ! The established model now contains 229 components and 0.404018 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=3.577 mas, bmaj=7.191 mas, bpa=-7.829 degrees ! Estimated noise=0.814644 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00216856 Jy ! Component: 100 - total flux cleaned = 0.0034476 Jy ! Component: 150 - total flux cleaned = 0.00475708 Jy ! Component: 200 - total flux cleaned = 0.00595058 Jy ! Total flux subtracted in 200 components = 0.00595058 Jy ! Clean residual min=-0.004174 max=0.003475 Jy/beam ! Clean residual mean=-0.000014 rms=0.000808 Jy/beam ! Combined flux in latest and established models = 0.409968 Jy selfcal ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 259 components and 0.409968 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.064003Jy sigma=1.125415 ! Fit after self-cal, rms=0.063958Jy sigma=1.124847 wmodel J1051+2119_S_a_map.mod ! Writing 259 model components to file: J1051+2119_S_a_map.mod wobs J1051+2119_S_a_uvs.fits ! Writing UV FITS file: J1051+2119_S_a_uvs.fits wwins J1051+2119_S_a_map.win ! wwins: Wrote 5 windows to J1051+2119_S_a_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 = -0.000968652 Jy ! Component: 100 - total flux cleaned = -0.00125734 Jy ! Component: 150 - total flux cleaned = -0.00147387 Jy ! Component: 200 - total flux cleaned = -0.00178942 Jy ! Component: 250 - total flux cleaned = -0.00219738 Jy ! Component: 300 - total flux cleaned = -0.00249452 Jy ! Component: 350 - total flux cleaned = -0.00263904 Jy ! Component: 400 - total flux cleaned = -0.00282799 Jy ! Component: 450 - total flux cleaned = -0.00305933 Jy ! Component: 500 - total flux cleaned = -0.00337685 Jy ! Component: 550 - total flux cleaned = -0.00351122 Jy ! Component: 600 - total flux cleaned = -0.00373088 Jy ! Component: 650 - total flux cleaned = -0.00381735 Jy ! Component: 700 - total flux cleaned = -0.00407251 Jy ! Component: 750 - total flux cleaned = -0.00419771 Jy ! Component: 800 - total flux cleaned = -0.00432181 Jy ! Component: 850 - total flux cleaned = -0.00452639 Jy ! Component: 900 - total flux cleaned = -0.00464693 Jy ! Component: 950 - total flux cleaned = -0.0047663 Jy ! Component: 1000 - total flux cleaned = -0.00488511 Jy ! Component: 1050 - total flux cleaned = -0.00500204 Jy ! Component: 1100 - total flux cleaned = -0.00519534 Jy ! Component: 1150 - total flux cleaned = -0.00534784 Jy ! Component: 1200 - total flux cleaned = -0.00542304 Jy ! Component: 1250 - total flux cleaned = -0.00542332 Jy ! Component: 1300 - total flux cleaned = -0.00557115 Jy ! Component: 1350 - total flux cleaned = -0.00557111 Jy ! Component: 1400 - total flux cleaned = -0.00564382 Jy ! Component: 1450 - total flux cleaned = -0.00571574 Jy ! Component: 1500 - total flux cleaned = -0.00568045 Jy ! Component: 1550 - total flux cleaned = -0.00582168 Jy ! Component: 1600 - total flux cleaned = -0.00589113 Jy ! Component: 1650 - total flux cleaned = -0.00571781 Jy ! Component: 1700 - total flux cleaned = -0.00585525 Jy ! Component: 1750 - total flux cleaned = -0.00585539 Jy ! Component: 1800 - total flux cleaned = -0.00578791 Jy ! Component: 1850 - total flux cleaned = -0.00592239 Jy ! Component: 1900 - total flux cleaned = -0.00592238 Jy ! Component: 1950 - total flux cleaned = -0.0058231 Jy ! Component: 2000 - total flux cleaned = -0.00588888 Jy ! Component: 2050 - total flux cleaned = -0.00598636 Jy ! Component: 2100 - total flux cleaned = -0.00592164 Jy ! Component: 2150 - total flux cleaned = -0.00598525 Jy ! Component: 2200 - total flux cleaned = -0.00585755 Jy ! Component: 2250 - total flux cleaned = -0.00582628 Jy ! Component: 2300 - total flux cleaned = -0.00579532 Jy ! Component: 2350 - total flux cleaned = -0.00591961 Jy ! Component: 2400 - total flux cleaned = -0.00579617 Jy ! Component: 2450 - total flux cleaned = -0.00588811 Jy ! Component: 2500 - total flux cleaned = -0.00588838 Jy ! Component: 2550 - total flux cleaned = -0.00588833 Jy ! Component: 2600 - total flux cleaned = -0.00594828 Jy ! Component: 2650 - total flux cleaned = -0.00597787 Jy ! Component: 2700 - total flux cleaned = -0.00588954 Jy ! Component: 2750 - total flux cleaned = -0.00591882 Jy ! Component: 2800 - total flux cleaned = -0.0059771 Jy ! Component: 2850 - total flux cleaned = -0.00609246 Jy ! Component: 2900 - total flux cleaned = -0.00600633 Jy ! Component: 2950 - total flux cleaned = -0.00600637 Jy ! Component: 3000 - total flux cleaned = -0.00609166 Jy ! Component: 3050 - total flux cleaned = -0.00606368 Jy ! Component: 3100 - total flux cleaned = -0.00617578 Jy ! Component: 3150 - total flux cleaned = -0.00631475 Jy ! Component: 3200 - total flux cleaned = -0.00631477 Jy ! Component: 3250 - total flux cleaned = -0.00631495 Jy ! Component: 3300 - total flux cleaned = -0.00631504 Jy ! Component: 3350 - total flux cleaned = -0.00650494 Jy ! Component: 3400 - total flux cleaned = -0.006478 Jy ! Component: 3450 - total flux cleaned = -0.00658501 Jy ! Component: 3500 - total flux cleaned = -0.00666499 Jy ! Component: 3550 - total flux cleaned = -0.00682377 Jy ! Component: 3600 - total flux cleaned = -0.00685017 Jy ! Component: 3650 - total flux cleaned = -0.00685007 Jy ! Component: 3700 - total flux cleaned = -0.0069285 Jy ! Component: 3750 - total flux cleaned = -0.00690234 Jy ! Component: 3800 - total flux cleaned = -0.00700549 Jy ! Component: 3850 - total flux cleaned = -0.00708198 Jy ! Component: 3900 - total flux cleaned = -0.00703118 Jy ! Component: 3950 - total flux cleaned = -0.00708154 Jy ! Component: 4000 - total flux cleaned = -0.0072329 Jy ! Component: 4050 - total flux cleaned = -0.00718297 Jy ! Total flux subtracted in 4096 components = -0.00728283 Jy ! Clean residual min=-0.001448 max=0.001528 Jy/beam ! Clean residual mean=-0.000006 rms=0.000472 Jy/beam ! Combined flux in latest and established models = 0.402685 Jy keep ! Adding 322 model components to the UV plane model. ! The established model now contains 581 components and 0.402685 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uvm//J1051+2119_S_a_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.577 x 7.191 at -7.829 degrees (North through East) ! Clean map min=-0.0031477 max=0.19461 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uvm//J1051+2119_S_a_map.fits wmodel /vlbi/uf001/uvm//J1051+2119_S_a_map.mod ! Writing 581 model components to file: /vlbi/uf001/uvm//J1051+2119_S_a_map.mod wobs /vlbi/uf001/uvm//J1051+2119_S_a_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uvm//J1051+2119_S_a_uvs.fits wwins /vlbi/uf001/uvm//J1051+2119_S_a_map.win ! wwins: Wrote 6 windows to /vlbi/uf001/uvm//J1051+2119_S_a_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.194607 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.00046965 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.723996 0.723996 1.44799 2.89598 5.79196 11.5839 23.1679 46.3357 92.6714 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0014 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.194 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 414.367 quit ! Quitting program ! Log file /vlbi/uf001/uvm//J1051+2119_S_a_dfm.log closed on Sun Jan 13 21:24:12 2019