! Started logfile: /vlbi/uf001/uva//J1838+0404_S_dfm.log on Mon Jan 14 04:43:43 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//J1838+0404_S_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J1838+0404_S_uva.fits ! AN table 1: 57 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.974659 visibilities/baseline/integration-bin. ! Found source: J1838+0404 ! ! 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 7500 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 J1838+0404_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 93 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 93 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 93 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.009910Jy sigma=20.323923 ! Fit after self-cal, rms=0.853432Jy sigma=17.448299 ! 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=2.579 mas, bmaj=6.403 mas, bpa=-3.865 degrees ! Estimated noise=0.569819 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 = 0.107308 Jy ! Component: 100 - total flux cleaned = 0.152589 Jy ! Total flux subtracted in 100 components = 0.152589 Jy ! Clean residual min=-0.019290 max=0.064986 Jy/beam ! Clean residual mean=0.000001 rms=0.005610 Jy/beam ! Combined flux in latest and established models = 0.152589 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 23 components and 0.152589 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.132762Jy sigma=2.546504 ! Fit after self-cal, rms=0.132045Jy sigma=2.535488 ! 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 = 0.0543425 Jy ! Component: 100 - total flux cleaned = 0.0834449 Jy ! Total flux subtracted in 100 components = 0.0834449 Jy ! Clean residual min=-0.015016 max=0.018968 Jy/beam ! Clean residual mean=-0.000008 rms=0.003618 Jy/beam ! Combined flux in latest and established models = 0.236034 Jy ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 49 components and 0.236034 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.099101Jy sigma=1.906634 ! Fit after self-cal, rms=0.096608Jy sigma=1.849543 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0259246 Jy ! Component: 100 - total flux cleaned = 0.0436324 Jy ! Total flux subtracted in 100 components = 0.0436324 Jy ! Clean residual min=-0.009862 max=0.020681 Jy/beam ! Clean residual mean=-0.000013 rms=0.002730 Jy/beam ! Combined flux in latest and established models = 0.279667 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 63 components and 0.279667 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.085352Jy sigma=1.641882 ! Fit after self-cal, rms=0.085012Jy sigma=1.633113 ! Inverting map ! Added new window around map position (8.5, -2). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0201667 Jy ! Component: 100 - total flux cleaned = 0.0329027 Jy ! Total flux subtracted in 100 components = 0.0329027 Jy ! Clean residual min=-0.008560 max=0.009003 Jy/beam ! Clean residual mean=-0.000015 rms=0.002117 Jy/beam ! Combined flux in latest and established models = 0.312569 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 83 components and 0.312569 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.078064Jy sigma=1.506283 ! Fit after self-cal, rms=0.077670Jy sigma=1.497392 ! 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=2.973 mas, bmaj=7.123 mas, bpa=-3.654 degrees ! Estimated noise=0.47706 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 = 0.0153862 Jy ! Component: 100 - total flux cleaned = 0.0260673 Jy ! Component: 150 - total flux cleaned = 0.0339853 Jy ! Component: 200 - total flux cleaned = 0.0401212 Jy ! Total flux subtracted in 200 components = 0.0401212 Jy ! Clean residual min=-0.007900 max=0.011197 Jy/beam ! Clean residual mean=-0.000024 rms=0.002029 Jy/beam ! Combined flux in latest and established models = 0.35269 Jy ! Performing phase self-cal ! Adding 66 model components to the UV plane model. ! The established model now contains 132 components and 0.352691 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.073316Jy sigma=1.420769 ! Fit after self-cal, rms=0.073076Jy sigma=1.415228 ! Inverting map ! Added new window around map position (15.5, -5.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0109486 Jy ! Component: 100 - total flux cleaned = 0.0177596 Jy ! Component: 150 - total flux cleaned = 0.0231629 Jy ! Component: 200 - total flux cleaned = 0.0271193 Jy ! Total flux subtracted in 200 components = 0.0271193 Jy ! Clean residual min=-0.006020 max=0.009709 Jy/beam ! Clean residual mean=-0.000027 rms=0.001668 Jy/beam ! Combined flux in latest and established models = 0.37981 Jy ! Performing phase self-cal ! Adding 43 model components to the UV plane model. ! The established model now contains 171 components and 0.37981 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.070852Jy sigma=1.375383 ! Fit after self-cal, rms=0.070678Jy sigma=1.371716 ! Inverting map ! Added new window around map position (40.5, -15.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00907646 Jy ! Component: 100 - total flux cleaned = 0.0148119 Jy ! Component: 150 - total flux cleaned = 0.0195418 Jy ! Component: 200 - total flux cleaned = 0.0236593 Jy ! Total flux subtracted in 200 components = 0.0236593 Jy ! Clean residual min=-0.005314 max=0.005235 Jy/beam ! Clean residual mean=-0.000025 rms=0.001335 Jy/beam ! Combined flux in latest and established models = 0.403469 Jy ! Performing phase self-cal ! Adding 53 model components to the UV plane model. ! The established model now contains 215 components and 0.403469 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.069048Jy sigma=1.342902 ! Fit after self-cal, rms=0.068970Jy sigma=1.341485 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.973 x 7.123 at -3.654 degrees (North through East) ! Clean map min=-0.0051543 max=0.1437 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 0.94 HN 1.00 KP 0.94 ! LA 1.05 MK 0.99 NL 1.04 OV 1.01 ! PT 1.00* SC 1.03 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 0.93 HN 1.02 KP 0.95 ! LA 0.97 MK 0.98 NL 1.03 OV 0.99 ! PT 1.00* SC 1.01 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 0.93 HN 0.97 KP 0.99 ! LA 0.98 MK 1.06 NL 1.04 OV 1.00 ! PT 1.00* SC 0.98 ! ! ! Fit before self-cal, rms=0.068970Jy sigma=1.341485 ! Fit after self-cal, rms=0.067882Jy sigma=1.323329 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=2.99 mas, bmaj=7.176 mas, bpa=-3.648 degrees ! Estimated noise=0.472838 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 = 0.0032985 Jy ! Component: 100 - total flux cleaned = 0.0054338 Jy ! Component: 150 - total flux cleaned = 0.0070934 Jy ! Component: 200 - total flux cleaned = 0.00835303 Jy ! Total flux subtracted in 200 components = 0.00835303 Jy ! Clean residual min=-0.004400 max=0.003479 Jy/beam ! Clean residual mean=-0.000028 rms=0.001043 Jy/beam ! Combined flux in latest and established models = 0.411822 Jy ! Performing phase self-cal ! Adding 61 model components to the UV plane model. ! The established model now contains 262 components and 0.411822 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.067475Jy sigma=1.316179 ! Fit after self-cal, rms=0.067483Jy sigma=1.315824 ! 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=0.067483Jy sigma=1.315824 ! Fit after self-cal, rms=0.066981Jy sigma=1.293140 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.988 mas, bmaj=7.176 mas, bpa=-3.612 degrees ! Estimated noise=0.473964 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00224201 Jy ! Component: 100 - total flux cleaned = 0.00354571 Jy ! Component: 150 - total flux cleaned = 0.00448408 Jy ! Component: 200 - total flux cleaned = 0.00493763 Jy ! Total flux subtracted in 200 components = 0.00493763 Jy ! Clean residual min=-0.003117 max=0.003232 Jy/beam ! Clean residual mean=-0.000010 rms=0.000779 Jy/beam ! Combined flux in latest and established models = 0.41676 Jy selfcal ! Performing phase self-cal ! Adding 38 model components to the UV plane model. ! The established model now contains 293 components and 0.41676 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.066840Jy sigma=1.290752 ! Fit after self-cal, rms=0.066840Jy sigma=1.290564 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 = 0.000743632 Jy ! Component: 100 - total flux cleaned = 0.00115242 Jy ! Component: 150 - total flux cleaned = 0.00148338 Jy ! Component: 200 - total flux cleaned = 0.00170722 Jy ! Total flux subtracted in 200 components = 0.00170722 Jy ! Clean residual min=-0.003025 max=0.003054 Jy/beam ! Clean residual mean=-0.000011 rms=0.000761 Jy/beam ! Combined flux in latest and established models = 0.418467 Jy ! Performing phase self-cal ! Adding 38 model components to the UV plane model. ! The established model now contains 308 components and 0.418467 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.066773Jy sigma=1.289332 ! Fit after self-cal, rms=0.066770Jy sigma=1.289287 ! 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=0.066770Jy sigma=1.289287 ! Fit after self-cal, rms=0.066825Jy sigma=1.284083 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.987 mas, bmaj=7.184 mas, bpa=-3.633 degrees ! Estimated noise=0.47337 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00141508 Jy ! Component: 100 - total flux cleaned = 0.00177895 Jy ! Component: 150 - total flux cleaned = 0.0022369 Jy ! Component: 200 - total flux cleaned = 0.00253181 Jy ! Total flux subtracted in 200 components = 0.00253181 Jy ! Clean residual min=-0.002785 max=0.003097 Jy/beam ! Clean residual mean=0.000000 rms=0.000675 Jy/beam ! Combined flux in latest and established models = 0.420999 Jy selfcal ! Performing phase self-cal ! Adding 35 model components to the UV plane model. ! The established model now contains 325 components and 0.420999 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.066749Jy sigma=1.282781 ! Fit after self-cal, rms=0.066750Jy sigma=1.282701 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 (-22.5, -45). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00300801 Jy ! Component: 100 - total flux cleaned = 0.00456219 Jy ! Component: 150 - total flux cleaned = 0.00577429 Jy ! Component: 200 - total flux cleaned = 0.0065413 Jy ! Total flux subtracted in 200 components = 0.0065413 Jy ! Clean residual min=-0.002565 max=0.002413 Jy/beam ! Clean residual mean=-0.000000 rms=0.000622 Jy/beam ! Combined flux in latest and established models = 0.42754 Jy ! Performing phase self-cal ! Adding 32 model components to the UV plane model. ! The established model now contains 349 components and 0.42754 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.066595Jy sigma=1.279804 ! Fit after self-cal, rms=0.066581Jy sigma=1.279580 ! 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=0.066581Jy sigma=1.279580 ! Fit after self-cal, rms=0.066729Jy sigma=1.279231 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=6.649 mas, bmaj=10.44 mas, bpa=-1.25 degrees ! Estimated noise=0.649522 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00253641 Jy ! Component: 100 - total flux cleaned = 0.00432753 Jy ! Component: 150 - total flux cleaned = 0.0057138 Jy ! Component: 200 - total flux cleaned = 0.00685201 Jy ! Total flux subtracted in 200 components = 0.00685201 Jy ! Clean residual min=-0.002712 max=0.003077 Jy/beam ! Clean residual mean=0.000002 rms=0.000775 Jy/beam ! Combined flux in latest and established models = 0.434392 Jy selfcal ! Performing phase self-cal ! Adding 55 model components to the UV plane model. ! The established model now contains 393 components and 0.434392 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.066688Jy sigma=1.279107 ! Fit after self-cal, rms=0.066688Jy sigma=1.279020 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 = 0.00109363 Jy ! Component: 100 - total flux cleaned = 0.00201482 Jy ! Component: 150 - total flux cleaned = 0.00266171 Jy ! Component: 200 - total flux cleaned = 0.00320943 Jy ! Total flux subtracted in 200 components = 0.00320943 Jy ! Clean residual min=-0.002689 max=0.003095 Jy/beam ! Clean residual mean=0.000001 rms=0.000754 Jy/beam ! Combined flux in latest and established models = 0.437602 Jy ! Performing phase self-cal ! Adding 41 model components to the UV plane model. ! The established model now contains 415 components and 0.437601 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.066685Jy sigma=1.279117 ! Fit after self-cal, rms=0.066684Jy sigma=1.279099 ! 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=2.989 mas, bmaj=7.193 mas, bpa=-3.685 degrees ! Estimated noise=0.473419 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.989 x 7.193 at -3.685 degrees (North through East) ! Clean map min=-0.0023713 max=0.1421 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=2.592 mas, bmaj=6.466 mas, bpa=-3.837 degrees ! Estimated noise=0.570215 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.115028 Jy ! Component: 100 - total flux cleaned = 0.173443 Jy ! Component: 150 - total flux cleaned = 0.213632 Jy ! Component: 200 - total flux cleaned = 0.243617 Jy ! Total flux subtracted in 200 components = 0.243617 Jy ! Clean residual min=-0.008578 max=0.017410 Jy/beam ! Clean residual mean=0.000002 rms=0.002920 Jy/beam ! Combined flux in latest and established models = 0.243617 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 35 model components to the UV plane model. ! The established model now contains 35 components and 0.243617 Jy ! Inverting map and beam ! Estimated beam: bmin=2.989 mas, bmaj=7.193 mas, bpa=-3.685 degrees ! Estimated noise=0.473419 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 = 0.0304774 Jy ! Component: 100 - total flux cleaned = 0.0517302 Jy ! Component: 150 - total flux cleaned = 0.0675948 Jy ! Component: 200 - total flux cleaned = 0.0804863 Jy ! Total flux subtracted in 200 components = 0.0804863 Jy ! Clean residual min=-0.006072 max=0.007837 Jy/beam ! Clean residual mean=0.000005 rms=0.001860 Jy/beam ! Combined flux in latest and established models = 0.324104 Jy ! Adding 46 model components to the UV plane model. ! The established model now contains 67 components and 0.324103 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=6.649 mas, bmaj=10.44 mas, bpa=-1.25 degrees ! Estimated noise=0.649522 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0214911 Jy ! Component: 100 - total flux cleaned = 0.0367442 Jy ! Component: 150 - total flux cleaned = 0.0482876 Jy ! Component: 200 - total flux cleaned = 0.0574388 Jy ! Total flux subtracted in 200 components = 0.0574388 Jy ! Clean residual min=-0.006367 max=0.006311 Jy/beam ! Clean residual mean=0.000006 rms=0.001858 Jy/beam ! Combined flux in latest and established models = 0.381542 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 = 0.00741452 Jy ! Component: 100 - total flux cleaned = 0.0135247 Jy ! Component: 150 - total flux cleaned = 0.0186929 Jy ! Component: 200 - total flux cleaned = 0.0230928 Jy ! Total flux subtracted in 200 components = 0.0230928 Jy ! Clean residual min=-0.004653 max=0.004713 Jy/beam ! Clean residual mean=0.000004 rms=0.001245 Jy/beam ! Combined flux in latest and established models = 0.404635 Jy ! Adding 118 model components to the UV plane model. ! The established model now contains 173 components and 0.404635 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=2.989 mas, bmaj=7.193 mas, bpa=-3.685 degrees ! Estimated noise=0.473419 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00171267 Jy ! Component: 100 - total flux cleaned = 0.0039387 Jy ! Component: 150 - total flux cleaned = 0.00589998 Jy ! Component: 200 - total flux cleaned = 0.00757519 Jy ! Total flux subtracted in 200 components = 0.00757519 Jy ! Clean residual min=-0.003265 max=0.003103 Jy/beam ! Clean residual mean=0.000001 rms=0.000730 Jy/beam ! Combined flux in latest and established models = 0.41221 Jy selfcal ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 201 components and 0.41221 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.067044Jy sigma=1.286616 ! Fit after self-cal, rms=0.067005Jy sigma=1.285719 wmodel J1838+0404_S_map.mod ! Writing 201 model components to file: J1838+0404_S_map.mod wobs J1838+0404_S_uvs.fits ! Writing UV FITS file: J1838+0404_S_uvs.fits wwins J1838+0404_S_map.win ! wwins: Wrote 6 windows to J1838+0404_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 = -0.000710077 Jy ! Component: 100 - total flux cleaned = -0.00112485 Jy ! Component: 150 - total flux cleaned = -0.00132025 Jy ! Component: 200 - total flux cleaned = -0.00155307 Jy ! Component: 250 - total flux cleaned = -0.00168733 Jy ! Component: 300 - total flux cleaned = -0.00168754 Jy ! Component: 350 - total flux cleaned = -0.00173073 Jy ! Component: 400 - total flux cleaned = -0.00177125 Jy ! Component: 450 - total flux cleaned = -0.00180977 Jy ! Component: 500 - total flux cleaned = -0.00173374 Jy ! Component: 550 - total flux cleaned = -0.00173379 Jy ! Component: 600 - total flux cleaned = -0.0016968 Jy ! Component: 650 - total flux cleaned = -0.00166164 Jy ! Component: 700 - total flux cleaned = -0.00173003 Jy ! Component: 750 - total flux cleaned = -0.00169626 Jy ! Component: 800 - total flux cleaned = -0.0016304 Jy ! Component: 850 - total flux cleaned = -0.00163047 Jy ! Component: 900 - total flux cleaned = -0.00159818 Jy ! Component: 950 - total flux cleaned = -0.00159811 Jy ! Component: 1000 - total flux cleaned = -0.00162852 Jy ! Component: 1050 - total flux cleaned = -0.00165765 Jy ! Component: 1100 - total flux cleaned = -0.00162795 Jy ! Component: 1150 - total flux cleaned = -0.00168695 Jy ! Component: 1200 - total flux cleaned = -0.00171538 Jy ! Component: 1250 - total flux cleaned = -0.00171571 Jy ! Component: 1300 - total flux cleaned = -0.00188201 Jy ! Component: 1350 - total flux cleaned = -0.00188214 Jy ! Component: 1400 - total flux cleaned = -0.00196362 Jy ! Component: 1450 - total flux cleaned = -0.0020434 Jy ! Component: 1500 - total flux cleaned = -0.00212174 Jy ! Component: 1550 - total flux cleaned = -0.00222508 Jy ! Component: 1600 - total flux cleaned = -0.00232688 Jy ! Component: 1650 - total flux cleaned = -0.00240177 Jy ! Component: 1700 - total flux cleaned = -0.00235219 Jy ! Component: 1750 - total flux cleaned = -0.00247474 Jy ! Component: 1800 - total flux cleaned = -0.00245043 Jy ! Component: 1850 - total flux cleaned = -0.0024503 Jy ! Component: 1900 - total flux cleaned = -0.00247359 Jy ! Component: 1950 - total flux cleaned = -0.00244996 Jy ! Component: 2000 - total flux cleaned = -0.0025193 Jy ! Component: 2050 - total flux cleaned = -0.00254205 Jy ! Component: 2100 - total flux cleaned = -0.00249669 Jy ! Component: 2150 - total flux cleaned = -0.00258583 Jy ! Component: 2200 - total flux cleaned = -0.00256367 Jy ! Component: 2250 - total flux cleaned = -0.00252002 Jy ! Component: 2300 - total flux cleaned = -0.00251973 Jy ! Component: 2350 - total flux cleaned = -0.00254104 Jy ! Component: 2400 - total flux cleaned = -0.00258307 Jy ! Component: 2450 - total flux cleaned = -0.00254101 Jy ! Component: 2500 - total flux cleaned = -0.00260317 Jy ! Component: 2550 - total flux cleaned = -0.00252065 Jy ! Component: 2600 - total flux cleaned = -0.00250037 Jy ! Component: 2650 - total flux cleaned = -0.00239979 Jy ! Component: 2700 - total flux cleaned = -0.00243983 Jy ! Component: 2750 - total flux cleaned = -0.00234088 Jy ! Component: 2800 - total flux cleaned = -0.00236058 Jy ! Component: 2850 - total flux cleaned = -0.00234099 Jy ! Component: 2900 - total flux cleaned = -0.00232173 Jy ! Component: 2950 - total flux cleaned = -0.0023218 Jy ! Component: 3000 - total flux cleaned = -0.00230298 Jy ! Component: 3050 - total flux cleaned = -0.00234073 Jy ! Component: 3100 - total flux cleaned = -0.00228533 Jy ! Component: 3150 - total flux cleaned = -0.00226686 Jy ! Component: 3200 - total flux cleaned = -0.0022487 Jy ! Component: 3250 - total flux cleaned = -0.00223087 Jy ! Component: 3300 - total flux cleaned = -0.00226692 Jy ! Component: 3350 - total flux cleaned = -0.00223117 Jy ! Component: 3400 - total flux cleaned = -0.00217809 Jy ! Component: 3450 - total flux cleaned = -0.00214321 Jy ! Component: 3500 - total flux cleaned = -0.00219523 Jy ! Component: 3550 - total flux cleaned = -0.00204005 Jy ! Component: 3600 - total flux cleaned = -0.00202295 Jy ! Component: 3650 - total flux cleaned = -0.00202294 Jy ! Component: 3700 - total flux cleaned = -0.00200628 Jy ! Component: 3750 - total flux cleaned = -0.00203953 Jy ! Component: 3800 - total flux cleaned = -0.00202303 Jy ! Component: 3850 - total flux cleaned = -0.00190786 Jy ! Component: 3900 - total flux cleaned = -0.00197315 Jy ! Component: 3950 - total flux cleaned = -0.00184353 Jy ! Component: 4000 - total flux cleaned = -0.00185959 Jy ! Component: 4050 - total flux cleaned = -0.00181159 Jy ! Total flux subtracted in 4096 components = -0.0017798 Jy ! Clean residual min=-0.000829 max=0.001060 Jy/beam ! Clean residual mean=0.000001 rms=0.000296 Jy/beam ! Combined flux in latest and established models = 0.410431 Jy keep ! Adding 320 model components to the UV plane model. ! The established model now contains 521 components and 0.410431 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J1838+0404_S_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.989 x 7.193 at -3.685 degrees (North through East) ! Clean map min=-0.0018432 max=0.1465 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J1838+0404_S_map.fits wmodel /vlbi/uf001/uva//J1838+0404_S_map.mod ! Writing 521 model components to file: /vlbi/uf001/uva//J1838+0404_S_map.mod wobs /vlbi/uf001/uva//J1838+0404_S_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J1838+0404_S_uvs.fits wwins /vlbi/uf001/uva//J1838+0404_S_map.win ! wwins: Wrote 7 windows to /vlbi/uf001/uva//J1838+0404_S_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.146502 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000293985 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.602009 0.602009 1.20402 2.40804 4.81607 9.63214 19.2643 38.5286 77.0571 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0008 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.146 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 498.331 quit ! Quitting program ! Log file /vlbi/uf001/uva//J1838+0404_S_dfm.log closed on Mon Jan 14 04:43:48 2019