! Started logfile: /vlbi/uf001/uvm//J0306+6243_S_a_dfm.log on Sun Jan 13 20:38:29 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//J0306+6243_S_a_uvm.fits ! Reading UV FITS file: /vlbi/uf001/uvm//J0306+6243_S_a_uvm.fits ! AN table 1: 157 integrations on 45 of 45 possible baselines. ! AN table 2: 14 integrations on 36 of 36 possible baselines. ! AN table 3: 7 integrations on 28 of 28 possible baselines. ! Apparent sampling: 0.855119 visibilities/baseline/integration-bin. ! Found source: J0306+6243 ! ! 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 19920 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 J0306+6243_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 720 telescope corrections were flagged in sub-array 1. ! A total of 62 telescope corrections were flagged in sub-array 2. ! A total of 11 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 2. ! A total of 720 telescope corrections were flagged in sub-array 1. ! A total of 62 telescope corrections were flagged in sub-array 2. ! A total of 11 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 3. ! A total of 720 telescope corrections were flagged in sub-array 1. ! A total of 62 telescope corrections were flagged in sub-array 2. ! A total of 11 telescope corrections were flagged in sub-array 3. ! ! Fit before self-cal, rms=1.044815Jy sigma=20.797920 ! Fit after self-cal, rms=0.810609Jy sigma=15.995947 ! 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=2.908 mas, bmaj=3.882 mas, bpa=-1.068 degrees ! Estimated noise=0.439441 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 = 0.146253 Jy ! Component: 100 - total flux cleaned = 0.194369 Jy ! Total flux subtracted in 100 components = 0.194369 Jy ! Clean residual min=-0.004648 max=0.023066 Jy/beam ! Clean residual mean=-0.000017 rms=0.001211 Jy/beam ! Combined flux in latest and established models = 0.194369 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 22 components and 0.194369 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.209355Jy sigma=1.700011 ! Fit after self-cal, rms=0.209396Jy sigma=1.699059 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0274278 Jy ! Component: 100 - total flux cleaned = 0.0451134 Jy ! Total flux subtracted in 100 components = 0.0451134 Jy ! Clean residual min=-0.003609 max=0.009597 Jy/beam ! Clean residual mean=-0.000013 rms=0.000820 Jy/beam ! Combined flux in latest and established models = 0.239482 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 45 components and 0.239482 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.203369Jy sigma=1.379930 ! Fit after self-cal, rms=0.203415Jy sigma=1.378887 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0120798 Jy ! Component: 100 - total flux cleaned = 0.0202158 Jy ! Total flux subtracted in 100 components = 0.0202158 Jy ! Clean residual min=-0.003821 max=0.005801 Jy/beam ! Clean residual mean=-0.000011 rms=0.000719 Jy/beam ! Combined flux in latest and established models = 0.259698 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 54 components and 0.259698 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.202114Jy sigma=1.302740 ! Fit after self-cal, rms=0.202143Jy sigma=1.302165 ! Inverting map ! Added new window around map position (1, 5). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00493206 Jy ! Component: 100 - total flux cleaned = 0.00735873 Jy ! Total flux subtracted in 100 components = 0.00735873 Jy ! Clean residual min=-0.003255 max=0.003662 Jy/beam ! Clean residual mean=-0.000010 rms=0.000684 Jy/beam ! Combined flux in latest and established models = 0.267057 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 67 components and 0.267057 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.201850Jy sigma=1.282948 ! Fit after self-cal, rms=0.201840Jy sigma=1.282405 ! 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=3.645 mas, bmaj=4.876 mas, bpa=3.385 degrees ! Estimated noise=0.338381 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 = 0.00746168 Jy ! Component: 100 - total flux cleaned = 0.011871 Jy ! Component: 150 - total flux cleaned = 0.0146496 Jy ! Component: 200 - total flux cleaned = 0.0156769 Jy ! Total flux subtracted in 200 components = 0.0156769 Jy ! Clean residual min=-0.002385 max=0.004116 Jy/beam ! Clean residual mean=-0.000033 rms=0.000671 Jy/beam ! Combined flux in latest and established models = 0.282734 Jy ! Performing phase self-cal ! Adding 33 model components to the UV plane model. ! The established model now contains 85 components and 0.282734 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.201584Jy sigma=1.264741 ! Fit after self-cal, rms=0.201570Jy sigma=1.264324 ! Inverting map ! Added new window around map position (-8, 31). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00397249 Jy ! Component: 100 - total flux cleaned = 0.00640565 Jy ! Component: 150 - total flux cleaned = 0.00780665 Jy ! Component: 200 - total flux cleaned = 0.00886415 Jy ! Total flux subtracted in 200 components = 0.00886415 Jy ! Clean residual min=-0.002478 max=0.003516 Jy/beam ! Clean residual mean=-0.000026 rms=0.000626 Jy/beam ! Combined flux in latest and established models = 0.291598 Jy ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 102 components and 0.291598 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.201474Jy sigma=1.258637 ! Fit after self-cal, rms=0.201473Jy sigma=1.258299 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.645 x 4.876 at 3.385 degrees (North through East) ! Clean map min=-0.0022952 max=0.20402 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 1.00 HN 1.02 KP 1.02 ! LA 0.95 MK 1.05 NL 1.05 OV 0.99 ! PT 0.96 SC 1.02 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.08 HN 1.00 KP 1.02 LA 0.97 ! MK 0.96 NL 1.08 OV 0.97 PT 0.95 ! SC 1.01 ! ! Telescope amplitude corrections in sub-array 3: ! BR 1.03 HN 0.81 KP 1.03 LA 0.82 ! MK 0.97 NL 0.99 OV 0.95 PT 1.02 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 1.01 HN 1.02 KP 1.01 ! LA 0.96 MK 1.03 NL 1.05 OV 1.00 ! PT 0.98 SC 1.00 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.93 HN 0.97 KP 0.97 LA 0.94 ! MK 1.02 NL 1.10 OV 0.99 PT 0.97 ! SC 0.97 ! ! Telescope amplitude corrections in sub-array 3: ! BR 0.81 HN 0.92 KP 1.00 LA 0.89 ! MK 0.98 NL 1.04 OV 0.84 PT 1.00 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 1.01 HN 1.01 KP 1.02 ! LA 0.94 MK 1.04 NL 1.03 OV 0.99 ! PT 0.98 SC 1.02 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.05 HN 0.99 KP 0.99 LA 0.95 ! MK 1.05 NL 1.06 OV 1.00 PT 1.00 ! SC 1.07 ! ! Telescope amplitude corrections in sub-array 3: ! BR 0.96 HN 0.95 KP 1.01 LA 0.90 ! MK 1.09 NL 1.00 OV 0.97 PT 0.98 ! ! ! Fit before self-cal, rms=0.201473Jy sigma=1.258299 ! Fit after self-cal, rms=0.194477Jy sigma=1.236004 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=3.676 mas, bmaj=4.929 mas, bpa=3.508 degrees ! Estimated noise=0.341031 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 = 0.000339921 Jy ! Component: 100 - total flux cleaned = 0.000997036 Jy ! Component: 150 - total flux cleaned = 0.00129081 Jy ! Component: 200 - total flux cleaned = 0.00148517 Jy ! Total flux subtracted in 200 components = 0.00148517 Jy ! Clean residual min=-0.001801 max=0.001934 Jy/beam ! Clean residual mean=-0.000013 rms=0.000496 Jy/beam ! Combined flux in latest and established models = 0.293083 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 119 components and 0.293083 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.194447Jy sigma=1.234926 ! Fit after self-cal, rms=0.194448Jy sigma=1.234780 ! 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=0.194448Jy sigma=1.234780 ! Fit after self-cal, rms=0.333821Jy sigma=1.183181 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.673 mas, bmaj=4.93 mas, bpa=3.515 degrees ! Estimated noise=0.34127 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -4.2095e-05 Jy ! Component: 100 - total flux cleaned = -0.000115425 Jy ! Component: 150 - total flux cleaned = -0.00018113 Jy ! Component: 200 - total flux cleaned = -0.00021074 Jy ! Total flux subtracted in 200 components = -0.00021074 Jy ! Clean residual min=-0.001654 max=0.001683 Jy/beam ! Clean residual mean=0.000000 rms=0.000396 Jy/beam ! Combined flux in latest and established models = 0.292873 Jy selfcal ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 131 components and 0.292873 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.333805Jy sigma=1.182524 ! Fit after self-cal, rms=0.333805Jy sigma=1.182273 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 = -0.00017102 Jy ! Component: 100 - total flux cleaned = -0.000116803 Jy ! Component: 150 - total flux cleaned = -0.000116658 Jy ! Component: 200 - total flux cleaned = -0.000117151 Jy ! Total flux subtracted in 200 components = -0.000117151 Jy ! Clean residual min=-0.001664 max=0.001681 Jy/beam ! Clean residual mean=0.000000 rms=0.000395 Jy/beam ! Combined flux in latest and established models = 0.292755 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 135 components and 0.292755 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.333796Jy sigma=1.181899 ! Fit after self-cal, rms=0.333795Jy sigma=1.181879 ! 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=0.333795Jy sigma=1.181879 ! Fit after self-cal, rms=0.343665Jy sigma=1.178619 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.671 mas, bmaj=4.941 mas, bpa=3.513 degrees ! Estimated noise=0.341885 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -1.75166e-05 Jy ! Component: 100 - total flux cleaned = -0.000125265 Jy ! Component: 150 - total flux cleaned = -0.000221962 Jy ! Component: 200 - total flux cleaned = -0.000244587 Jy ! Total flux subtracted in 200 components = -0.000244587 Jy ! Clean residual min=-0.001660 max=0.001841 Jy/beam ! Clean residual mean=0.000000 rms=0.000391 Jy/beam ! Combined flux in latest and established models = 0.292511 Jy selfcal ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 143 components and 0.292511 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.343651Jy sigma=1.178272 ! Fit after self-cal, rms=0.343652Jy sigma=1.178238 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 (1, 29). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00165946 Jy ! Component: 100 - total flux cleaned = 0.00193831 Jy ! Component: 150 - total flux cleaned = 0.00200141 Jy ! Component: 200 - total flux cleaned = 0.00205757 Jy ! Total flux subtracted in 200 components = 0.00205757 Jy ! Clean residual min=-0.001591 max=0.001705 Jy/beam ! Clean residual mean=0.000002 rms=0.000383 Jy/beam ! Combined flux in latest and established models = 0.294568 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 157 components and 0.294568 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.343639Jy sigma=1.177027 ! Fit after self-cal, rms=0.343648Jy sigma=1.176971 ! Inverting map ! Added new window around map position (-55, 106). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00135312 Jy ! Component: 100 - total flux cleaned = 0.00142101 Jy ! Component: 150 - total flux cleaned = 0.00157156 Jy ! Component: 200 - total flux cleaned = 0.00160029 Jy ! Total flux subtracted in 200 components = 0.00160029 Jy ! Clean residual min=-0.001558 max=0.001428 Jy/beam ! Clean residual mean=0.000001 rms=0.000381 Jy/beam ! Combined flux in latest and established models = 0.296169 Jy ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 169 components and 0.296169 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.343640Jy sigma=1.176050 ! Fit after self-cal, rms=0.343654Jy sigma=1.176013 ! 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=0.343654Jy sigma=1.176013 ! Fit after self-cal, rms=0.343461Jy sigma=1.175843 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=8.044 mas, bmaj=8.779 mas, bpa=13.02 degrees ! Estimated noise=0.443037 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000693272 Jy ! Component: 100 - total flux cleaned = 0.00103324 Jy ! Component: 150 - total flux cleaned = 0.00114765 Jy ! Component: 200 - total flux cleaned = 0.00121033 Jy ! Total flux subtracted in 200 components = 0.00121033 Jy ! Clean residual min=-0.001730 max=0.001558 Jy/beam ! Clean residual mean=0.000003 rms=0.000449 Jy/beam ! Combined flux in latest and established models = 0.297379 Jy selfcal ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 183 components and 0.297379 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.343460Jy sigma=1.175735 ! Fit after self-cal, rms=0.343466Jy sigma=1.175724 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 = 0.000167004 Jy ! Component: 100 - total flux cleaned = 0.000178436 Jy ! Component: 150 - total flux cleaned = 0.000189256 Jy ! Component: 200 - total flux cleaned = 0.000199518 Jy ! Total flux subtracted in 200 components = 0.000199518 Jy ! Clean residual min=-0.001732 max=0.001550 Jy/beam ! Clean residual mean=0.000003 rms=0.000448 Jy/beam ! Combined flux in latest and established models = 0.297579 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 191 components and 0.297578 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.343464Jy sigma=1.175678 ! Fit after self-cal, rms=0.343469Jy sigma=1.175675 ! 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=3.669 mas, bmaj=4.949 mas, bpa=3.542 degrees ! Estimated noise=0.342261 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.669 x 4.949 at 3.542 degrees (North through East) ! Clean map min=-0.0015301 max=0.20664 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=2.919 mas, bmaj=3.929 mas, bpa=-0.6836 degrees ! Estimated noise=0.451691 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.149861 Jy ! Component: 100 - total flux cleaned = 0.198758 Jy ! Component: 150 - total flux cleaned = 0.226117 Jy ! Component: 200 - total flux cleaned = 0.243508 Jy ! Total flux subtracted in 200 components = 0.243508 Jy ! Clean residual min=-0.003130 max=0.009280 Jy/beam ! Clean residual mean=-0.000009 rms=0.000752 Jy/beam ! Combined flux in latest and established models = 0.243508 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 0.243508 Jy ! Inverting map and beam ! Estimated beam: bmin=3.669 mas, bmaj=4.949 mas, bpa=3.542 degrees ! Estimated noise=0.342261 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 = 0.0163045 Jy ! Component: 100 - total flux cleaned = 0.0254938 Jy ! Component: 150 - total flux cleaned = 0.031116 Jy ! Component: 200 - total flux cleaned = 0.0352049 Jy ! Total flux subtracted in 200 components = 0.0352049 Jy ! Clean residual min=-0.001966 max=0.002836 Jy/beam ! Clean residual mean=-0.000013 rms=0.000463 Jy/beam ! Combined flux in latest and established models = 0.278713 Jy ! Adding 36 model components to the UV plane model. ! The established model now contains 68 components and 0.278713 Jy ! Inverting map ! Added new window around map position (4.5, 3). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00291809 Jy ! Component: 100 - total flux cleaned = 0.0044707 Jy ! Component: 150 - total flux cleaned = 0.00577029 Jy ! Component: 200 - total flux cleaned = 0.00704848 Jy ! Total flux subtracted in 200 components = 0.00704848 Jy ! Clean residual min=-0.001741 max=0.001766 Jy/beam ! Clean residual mean=-0.000007 rms=0.000419 Jy/beam ! Combined flux in latest and established models = 0.285762 Jy ! Adding 36 model components to the UV plane model. ! The established model now contains 89 components and 0.285762 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=8.044 mas, bmaj=8.779 mas, bpa=13.02 degrees ! Estimated noise=0.443037 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00288349 Jy ! Component: 100 - total flux cleaned = 0.00494653 Jy ! Component: 150 - total flux cleaned = 0.00655785 Jy ! Component: 200 - total flux cleaned = 0.00785166 Jy ! Total flux subtracted in 200 components = 0.00785166 Jy ! Clean residual min=-0.001809 max=0.001649 Jy/beam ! Clean residual mean=-0.000004 rms=0.000466 Jy/beam ! Combined flux in latest and established models = 0.293613 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 = 0.00104772 Jy ! Component: 100 - total flux cleaned = 0.00189772 Jy ! Component: 150 - total flux cleaned = 0.00258851 Jy ! Component: 200 - total flux cleaned = 0.0030672 Jy ! Total flux subtracted in 200 components = 0.0030672 Jy ! Clean residual min=-0.001721 max=0.001548 Jy/beam ! Clean residual mean=0.000001 rms=0.000452 Jy/beam ! Combined flux in latest and established models = 0.296681 Jy ! Adding 74 model components to the UV plane model. ! The established model now contains 158 components and 0.296681 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=3.669 mas, bmaj=4.949 mas, bpa=3.542 degrees ! Estimated noise=0.342261 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000731293 Jy ! Component: 100 - total flux cleaned = -0.00048046 Jy ! Component: 150 - total flux cleaned = -0.000314925 Jy ! Component: 200 - total flux cleaned = -0.000163001 Jy ! Total flux subtracted in 200 components = -0.000163001 Jy ! Clean residual min=-0.001566 max=0.001490 Jy/beam ! Clean residual mean=0.000000 rms=0.000387 Jy/beam ! Combined flux in latest and established models = 0.296518 Jy selfcal ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 167 components and 0.296518 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.343499Jy sigma=1.179798 ! Fit after self-cal, rms=0.343439Jy sigma=1.179466 wmodel J0306+6243_S_a_map.mod ! Writing 167 model components to file: J0306+6243_S_a_map.mod wobs J0306+6243_S_a_uvs.fits ! Writing UV FITS file: J0306+6243_S_a_uvs.fits wwins J0306+6243_S_a_map.win ! wwins: Wrote 6 windows to J0306+6243_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 = -0.000474607 Jy ! Component: 100 - total flux cleaned = -0.000723125 Jy ! Component: 150 - total flux cleaned = -0.000750005 Jy ! Component: 200 - total flux cleaned = -0.000750233 Jy ! Component: 250 - total flux cleaned = -0.000699237 Jy ! Component: 300 - total flux cleaned = -0.000724686 Jy ! Component: 350 - total flux cleaned = -0.000774526 Jy ! Component: 400 - total flux cleaned = -0.000774232 Jy ! Component: 450 - total flux cleaned = -0.000749681 Jy ! Component: 500 - total flux cleaned = -0.000653742 Jy ! Component: 550 - total flux cleaned = -0.000654437 Jy ! Component: 600 - total flux cleaned = -0.000607252 Jy ! Component: 650 - total flux cleaned = -0.00053687 Jy ! Component: 700 - total flux cleaned = -0.000513561 Jy ! Component: 750 - total flux cleaned = -0.00046721 Jy ! Component: 800 - total flux cleaned = -0.000467199 Jy ! Component: 850 - total flux cleaned = -0.000398515 Jy ! Component: 900 - total flux cleaned = -0.000353331 Jy ! Component: 950 - total flux cleaned = -0.000443213 Jy ! Component: 1000 - total flux cleaned = -0.00028635 Jy ! Component: 1050 - total flux cleaned = -0.000353155 Jy ! Component: 1100 - total flux cleaned = -0.00024241 Jy ! Component: 1150 - total flux cleaned = -0.000330286 Jy ! Component: 1200 - total flux cleaned = -0.000242895 Jy ! Component: 1250 - total flux cleaned = -0.000286153 Jy ! Component: 1300 - total flux cleaned = -0.000199671 Jy ! Component: 1350 - total flux cleaned = -0.000199693 Jy ! Component: 1400 - total flux cleaned = -0.000199843 Jy ! Component: 1450 - total flux cleaned = -0.000178653 Jy ! Component: 1500 - total flux cleaned = -0.00026311 Jy ! Component: 1550 - total flux cleaned = -0.000242183 Jy ! Component: 1600 - total flux cleaned = -0.000304828 Jy ! Component: 1650 - total flux cleaned = -0.000304812 Jy ! Component: 1700 - total flux cleaned = -0.000284106 Jy ! Component: 1750 - total flux cleaned = -0.000263437 Jy ! Component: 1800 - total flux cleaned = -0.000304412 Jy ! Component: 1850 - total flux cleaned = -0.00030446 Jy ! Component: 1900 - total flux cleaned = -0.000345027 Jy ! Component: 1950 - total flux cleaned = -0.000324887 Jy ! Component: 2000 - total flux cleaned = -0.000325008 Jy ! Component: 2050 - total flux cleaned = -0.00028473 Jy ! Component: 2100 - total flux cleaned = -0.000304674 Jy ! Component: 2150 - total flux cleaned = -0.00028482 Jy ! Component: 2200 - total flux cleaned = -0.000324425 Jy ! Component: 2250 - total flux cleaned = -0.000285013 Jy ! Component: 2300 - total flux cleaned = -0.000245669 Jy ! Component: 2350 - total flux cleaned = -0.000245711 Jy ! Component: 2400 - total flux cleaned = -0.000206827 Jy ! Component: 2450 - total flux cleaned = -0.000206864 Jy ! Component: 2500 - total flux cleaned = -0.000245597 Jy ! Component: 2550 - total flux cleaned = -0.000226255 Jy ! Component: 2600 - total flux cleaned = -0.000226337 Jy ! Component: 2650 - total flux cleaned = -0.000283823 Jy ! Component: 2700 - total flux cleaned = -0.000150151 Jy ! Component: 2750 - total flux cleaned = -0.000207271 Jy ! Component: 2800 - total flux cleaned = -0.000245267 Jy ! Component: 2850 - total flux cleaned = -0.000245245 Jy ! Component: 2900 - total flux cleaned = -0.000188825 Jy ! Component: 2950 - total flux cleaned = -0.000151235 Jy ! Component: 3000 - total flux cleaned = -0.000132796 Jy ! Component: 3050 - total flux cleaned = -0.000151518 Jy ! Component: 3100 - total flux cleaned = -0.000114334 Jy ! Component: 3150 - total flux cleaned = -0.000206956 Jy ! Component: 3200 - total flux cleaned = -0.000207049 Jy ! Component: 3250 - total flux cleaned = -0.00011483 Jy ! Component: 3300 - total flux cleaned = -0.000188255 Jy ! Component: 3350 - total flux cleaned = -0.000151638 Jy ! Component: 3400 - total flux cleaned = -9.67684e-05 Jy ! Component: 3450 - total flux cleaned = -0.000169523 Jy ! Component: 3500 - total flux cleaned = -0.000115148 Jy ! Component: 3550 - total flux cleaned = -0.000169506 Jy ! Component: 3600 - total flux cleaned = -6.11824e-05 Jy ! Component: 3650 - total flux cleaned = -0.000205101 Jy ! Component: 3700 - total flux cleaned = -0.000187114 Jy ! Component: 3750 - total flux cleaned = -0.000258616 Jy ! Component: 3800 - total flux cleaned = -0.000205105 Jy ! Component: 3850 - total flux cleaned = -0.000240737 Jy ! Component: 3900 - total flux cleaned = -0.000205166 Jy ! Component: 3950 - total flux cleaned = -0.00027593 Jy ! Component: 4000 - total flux cleaned = -0.000258285 Jy ! Component: 4050 - total flux cleaned = -0.000187852 Jy ! Total flux subtracted in 4096 components = -0.000258113 Jy ! Clean residual min=-0.001105 max=0.001012 Jy/beam ! Clean residual mean=0.000002 rms=0.000324 Jy/beam ! Combined flux in latest and established models = 0.296259 Jy keep ! Adding 335 model components to the UV plane model. ! The established model now contains 498 components and 0.296259 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uvm//J0306+6243_S_a_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.669 x 4.949 at 3.542 degrees (North through East) ! Clean map min=-0.0014814 max=0.2071 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uvm//J0306+6243_S_a_map.fits wmodel /vlbi/uf001/uvm//J0306+6243_S_a_map.mod ! Writing 498 model components to file: /vlbi/uf001/uvm//J0306+6243_S_a_map.mod wobs /vlbi/uf001/uvm//J0306+6243_S_a_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uvm//J0306+6243_S_a_uvs.fits wwins /vlbi/uf001/uvm//J0306+6243_S_a_map.win ! wwins: Wrote 7 windows to /vlbi/uf001/uvm//J0306+6243_S_a_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.207103 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000324447 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.46998 0.46998 0.939959 1.87992 3.75984 7.51967 15.0393 30.0787 60.1574 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0009 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.207 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 638.325 quit ! Quitting program ! Log file /vlbi/uf001/uvm//J0306+6243_S_a_dfm.log closed on Sun Jan 13 20:38:34 2019