! Started logfile: /vlbi/bp222/maps//J1821+3945_S_dfm.log on Thu Sep 27 11:29:36 2018 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/bp222/maps//J1821+3945_S_uva.fits ! Reading UV FITS file: /vlbi/bp222/maps//J1821+3945_S_uva.fits ! AN table 1: 92 integrations on 36 of 36 possible baselines. ! Apparent sampling: 0.875 visibilities/baseline/integration-bin. ! Found source: J1821+3945 ! ! There are 4 IFs, and a total of 4 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 ! 04 4 2.348e+09 3.2e+07 1 3.2e+07 ! ! Polarization(s): RR ! ! Read 54 lines of history. ! ! Reading 11592 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 4 channels. ! Selecting polarization: RR, channels: 1..4 ! Reading IF 1 channels: 1..1 ! Reading IF 2 channels: 2..2 ! Reading IF 3 channels: 3..3 ! Reading IF 4 channels: 4..4 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 J1821+3945_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 55 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 55 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 55 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 486 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.028655Jy sigma=17.876895 ! Fit after self-cal, rms=0.757114Jy sigma=12.498821 ! 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=2.957 mas, bmaj=7.416 mas, bpa=-5.136 degrees ! Estimated noise=0.661279 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 = 0.193549 Jy ! Component: 100 - total flux cleaned = 0.265246 Jy ! Total flux subtracted in 100 components = 0.265246 Jy ! Clean residual min=-0.015948 max=0.034347 Jy/beam ! Clean residual mean=0.000097 rms=0.004423 Jy/beam ! Combined flux in latest and established models = 0.265246 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 25 components and 0.265246 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.113027Jy sigma=1.984501 ! Fit after self-cal, rms=0.112766Jy sigma=1.980383 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0410853 Jy ! Component: 100 - total flux cleaned = 0.0657424 Jy ! Total flux subtracted in 100 components = 0.0657424 Jy ! Clean residual min=-0.010846 max=0.020585 Jy/beam ! Clean residual mean=0.000042 rms=0.002819 Jy/beam ! Combined flux in latest and established models = 0.330988 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 38 components and 0.330988 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.095812Jy sigma=1.523795 ! Fit after self-cal, rms=0.095584Jy sigma=1.520835 ! Inverting map ! Added new window around map position (-4.5, 3.5). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0198221 Jy ! Component: 100 - total flux cleaned = 0.0319017 Jy ! Total flux subtracted in 100 components = 0.0319017 Jy ! Clean residual min=-0.009112 max=0.011131 Jy/beam ! Clean residual mean=0.000016 rms=0.002235 Jy/beam ! Combined flux in latest and established models = 0.36289 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 51 components and 0.36289 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.091399Jy sigma=1.385324 ! Fit after self-cal, rms=0.091021Jy sigma=1.380018 ! 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=3.559 mas, bmaj=8.531 mas, bpa=-3.899 degrees ! Estimated noise=0.446326 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 = 0.013899 Jy ! Component: 100 - total flux cleaned = 0.0223888 Jy ! Component: 150 - total flux cleaned = 0.0282746 Jy ! Component: 200 - total flux cleaned = 0.032445 Jy ! Total flux subtracted in 200 components = 0.032445 Jy ! Clean residual min=-0.008358 max=0.010955 Jy/beam ! Clean residual mean=-0.000001 rms=0.002205 Jy/beam ! Combined flux in latest and established models = 0.395335 Jy ! Performing phase self-cal ! Adding 43 model components to the UV plane model. ! The established model now contains 84 components and 0.395335 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.089942Jy sigma=1.309319 ! Fit after self-cal, rms=0.089750Jy sigma=1.306136 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.559 x 8.531 at -3.899 degrees (North through East) ! Clean map min=-0.0081292 max=0.25268 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 0.94 KP 0.96 LA 0.95 ! MK 1.01 NL 0.99 OV 0.96 PT 0.93 ! SC 1.11 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 0.96 KP 0.96 LA 0.96 ! MK 1.00 NL 1.10 OV 0.96 PT 0.94 ! SC 1.08 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 0.96 KP 0.95 LA 0.97 ! MK 1.02 NL 1.10 OV 0.98 PT 0.94 ! SC 1.15 ! ! ! Correcting IF 4. ! A total of 78 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 9.56 KP 1.00* LA 2.54 ! MK 1.00* NL 1.00* OV 1.19 PT 0.92 ! SC 1.00* ! ! ! Fit before self-cal, rms=0.089750Jy sigma=1.306136 ! Fit after self-cal, rms=0.066663Jy sigma=0.922262 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=3.617 mas, bmaj=8.571 mas, bpa=-4.287 degrees ! Estimated noise=0.445975 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 (-14.5, -23.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0102162 Jy ! Component: 100 - total flux cleaned = 0.0143443 Jy ! Component: 150 - total flux cleaned = 0.0159413 Jy ! Component: 200 - total flux cleaned = 0.016685 Jy ! Total flux subtracted in 200 components = 0.016685 Jy ! Clean residual min=-0.003987 max=0.004080 Jy/beam ! Clean residual mean=-0.000010 rms=0.001008 Jy/beam ! Combined flux in latest and established models = 0.41202 Jy ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 112 components and 0.41202 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.064973Jy sigma=0.890717 ! Fit after self-cal, rms=0.064981Jy sigma=0.887915 ! 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. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.064981Jy sigma=0.887915 ! Fit after self-cal, rms=0.063142Jy sigma=0.869091 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.61 mas, bmaj=8.597 mas, bpa=-4.175 degrees ! Estimated noise=0.446383 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00285414 Jy ! Component: 100 - total flux cleaned = 0.00354948 Jy ! Component: 150 - total flux cleaned = 0.00385347 Jy ! Component: 200 - total flux cleaned = 0.00419315 Jy ! Total flux subtracted in 200 components = 0.00419315 Jy ! Clean residual min=-0.003301 max=0.003515 Jy/beam ! Clean residual mean=0.000000 rms=0.000815 Jy/beam ! Combined flux in latest and established models = 0.416213 Jy selfcal ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 132 components and 0.416213 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.062890Jy sigma=0.864963 ! Fit after self-cal, rms=0.062888Jy sigma=0.864658 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 (-11, 0). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00258795 Jy ! Component: 100 - total flux cleaned = 0.00299293 Jy ! Component: 150 - total flux cleaned = 0.00341651 Jy ! Component: 200 - total flux cleaned = 0.00348507 Jy ! Total flux subtracted in 200 components = 0.00348507 Jy ! Clean residual min=-0.003051 max=0.003169 Jy/beam ! Clean residual mean=-0.000001 rms=0.000768 Jy/beam ! Combined flux in latest and established models = 0.419698 Jy ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 151 components and 0.419698 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.062622Jy sigma=0.860668 ! Fit after self-cal, rms=0.062601Jy sigma=0.860416 ! 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. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.062601Jy sigma=0.860416 ! Fit after self-cal, rms=0.058406Jy sigma=0.835721 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.596 mas, bmaj=8.558 mas, bpa=-3.808 degrees ! Estimated noise=0.444235 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00134122 Jy ! Component: 100 - total flux cleaned = 0.00158723 Jy ! Component: 150 - total flux cleaned = 0.00158818 Jy ! Component: 200 - total flux cleaned = 0.00168317 Jy ! Total flux subtracted in 200 components = 0.00168317 Jy ! Clean residual min=-0.001847 max=0.002677 Jy/beam ! Clean residual mean=0.000002 rms=0.000495 Jy/beam ! Combined flux in latest and established models = 0.421381 Jy selfcal ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 161 components and 0.421381 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.058282Jy sigma=0.833771 ! Fit after self-cal, rms=0.058273Jy sigma=0.833551 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 (-1.5, -12). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00094492 Jy ! Component: 100 - total flux cleaned = 0.000878987 Jy ! Component: 150 - total flux cleaned = 0.000879921 Jy ! Component: 200 - total flux cleaned = 0.000925275 Jy ! Total flux subtracted in 200 components = 0.000925275 Jy ! Clean residual min=-0.001767 max=0.002051 Jy/beam ! Clean residual mean=0.000000 rms=0.000452 Jy/beam ! Combined flux in latest and established models = 0.422307 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 178 components and 0.422307 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.058098Jy sigma=0.831245 ! Fit after self-cal, rms=0.058079Jy sigma=0.831069 ! Inverting map ! Added new window around map position (62.5, 39). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00171765 Jy ! Component: 100 - total flux cleaned = 0.00206993 Jy ! Component: 150 - total flux cleaned = 0.00225024 Jy ! Component: 200 - total flux cleaned = 0.00241364 Jy ! Total flux subtracted in 200 components = 0.00241364 Jy ! Clean residual min=-0.001725 max=0.001696 Jy/beam ! Clean residual mean=0.000001 rms=0.000418 Jy/beam ! Combined flux in latest and established models = 0.42472 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 194 components and 0.42472 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.057966Jy sigma=0.829481 ! Fit after self-cal, rms=0.057956Jy sigma=0.829364 ! 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. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.057956Jy sigma=0.829364 ! Fit after self-cal, rms=0.057566Jy sigma=0.828868 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=8.419 mas, bmaj=11.51 mas, bpa=5.476 degrees ! Estimated noise=0.511747 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000895449 Jy ! Component: 100 - total flux cleaned = 0.00113668 Jy ! Component: 150 - total flux cleaned = 0.0013265 Jy ! Component: 200 - total flux cleaned = 0.00134846 Jy ! Total flux subtracted in 200 components = 0.00134846 Jy ! Clean residual min=-0.001417 max=0.001407 Jy/beam ! Clean residual mean=0.000002 rms=0.000391 Jy/beam ! Combined flux in latest and established models = 0.426069 Jy selfcal ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 214 components and 0.426069 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.057530Jy sigma=0.828408 ! Fit after self-cal, rms=0.057517Jy sigma=0.828288 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 = 0.000179293 Jy ! Component: 100 - total flux cleaned = 0.000183629 Jy ! Component: 150 - total flux cleaned = 0.00010248 Jy ! Component: 200 - total flux cleaned = 0.00010278 Jy ! Total flux subtracted in 200 components = 0.00010278 Jy ! Clean residual min=-0.001386 max=0.001368 Jy/beam ! Clean residual mean=0.000002 rms=0.000383 Jy/beam ! Combined flux in latest and established models = 0.426172 Jy ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 232 components and 0.426171 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.057500Jy sigma=0.828079 ! Fit after self-cal, rms=0.057495Jy sigma=0.827993 ! 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=3.594 mas, bmaj=8.547 mas, bpa=-3.767 degrees ! Estimated noise=0.443068 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.594 x 8.547 at -3.767 degrees (North through East) ! Clean map min=-0.0024225 max=0.25179 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=3.003 mas, bmaj=7.485 mas, bpa=-5.049 degrees ! Estimated noise=0.660154 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.193902 Jy ! Component: 100 - total flux cleaned = 0.266109 Jy ! Component: 150 - total flux cleaned = 0.308741 Jy ! Component: 200 - total flux cleaned = 0.33561 Jy ! Total flux subtracted in 200 components = 0.33561 Jy ! Clean residual min=-0.006881 max=0.014236 Jy/beam ! Clean residual mean=0.000049 rms=0.002074 Jy/beam ! Combined flux in latest and established models = 0.33561 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 42 model components to the UV plane model. ! The established model now contains 42 components and 0.33561 Jy ! Inverting map and beam ! Estimated beam: bmin=3.594 mas, bmaj=8.547 mas, bpa=-3.767 degrees ! Estimated noise=0.443068 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 = 0.0241283 Jy ! Component: 100 - total flux cleaned = 0.0398289 Jy ! Component: 150 - total flux cleaned = 0.0512482 Jy ! Component: 200 - total flux cleaned = 0.0597864 Jy ! Total flux subtracted in 200 components = 0.0597864 Jy ! Clean residual min=-0.003530 max=0.005613 Jy/beam ! Clean residual mean=0.000020 rms=0.000995 Jy/beam ! Combined flux in latest and established models = 0.395397 Jy ! Adding 59 model components to the UV plane model. ! The established model now contains 90 components and 0.395397 Jy ! Inverting map ! Added new window around map position (-8.5, -20). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00667121 Jy ! Component: 100 - total flux cleaned = 0.0118237 Jy ! Component: 150 - total flux cleaned = 0.0159234 Jy ! Component: 200 - total flux cleaned = 0.019249 Jy ! Total flux subtracted in 200 components = 0.019249 Jy ! Clean residual min=-0.002343 max=0.002249 Jy/beam ! Clean residual mean=0.000007 rms=0.000563 Jy/beam ! Combined flux in latest and established models = 0.414646 Jy ! Adding 40 model components to the UV plane model. ! The established model now contains 119 components and 0.414646 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=8.419 mas, bmaj=11.51 mas, bpa=5.476 degrees ! Estimated noise=0.511747 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00348482 Jy ! Component: 100 - total flux cleaned = 0.00587664 Jy ! Component: 150 - total flux cleaned = 0.00765652 Jy ! Component: 200 - total flux cleaned = 0.0086224 Jy ! Total flux subtracted in 200 components = 0.0086224 Jy ! Clean residual min=-0.001657 max=0.001529 Jy/beam ! Clean residual mean=0.000005 rms=0.000447 Jy/beam ! Combined flux in latest and established models = 0.423268 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 = 0.000446378 Jy ! Component: 100 - total flux cleaned = 0.000762723 Jy ! Component: 150 - total flux cleaned = 0.0010106 Jy ! Component: 200 - total flux cleaned = 0.0012017 Jy ! Total flux subtracted in 200 components = 0.0012017 Jy ! Clean residual min=-0.001521 max=0.001360 Jy/beam ! Clean residual mean=0.000004 rms=0.000411 Jy/beam ! Combined flux in latest and established models = 0.42447 Jy ! Adding 72 model components to the UV plane model. ! The established model now contains 183 components and 0.42447 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=3.594 mas, bmaj=8.547 mas, bpa=-3.767 degrees ! Estimated noise=0.443068 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000398232 Jy ! Component: 100 - total flux cleaned = -0.000198965 Jy ! Component: 150 - total flux cleaned = 0.000170731 Jy ! Component: 200 - total flux cleaned = 0.00057031 Jy ! Total flux subtracted in 200 components = 0.00057031 Jy ! Clean residual min=-0.001771 max=0.001727 Jy/beam ! Clean residual mean=0.000001 rms=0.000416 Jy/beam ! Combined flux in latest and established models = 0.42504 Jy selfcal ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 206 components and 0.42504 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.057713Jy sigma=0.830355 ! Fit after self-cal, rms=0.057678Jy sigma=0.829910 wmodel J1821+3945_S_map.mod ! Writing 206 model components to file: J1821+3945_S_map.mod wobs J1821+3945_S_uvs.fits ! Writing UV FITS file: J1821+3945_S_uvs.fits wwins J1821+3945_S_map.win ! wwins: Wrote 7 windows to J1821+3945_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 = -0.00054009 Jy ! Component: 100 - total flux cleaned = -0.000893854 Jy ! Component: 150 - total flux cleaned = -0.0010329 Jy ! Component: 200 - total flux cleaned = -0.00111352 Jy ! Component: 250 - total flux cleaned = -0.00126841 Jy ! Component: 300 - total flux cleaned = -0.00139407 Jy ! Component: 350 - total flux cleaned = -0.00158997 Jy ! Component: 400 - total flux cleaned = -0.00173299 Jy ! Component: 450 - total flux cleaned = -0.00182697 Jy ! Component: 500 - total flux cleaned = -0.00196526 Jy ! Component: 550 - total flux cleaned = -0.00207795 Jy ! Component: 600 - total flux cleaned = -0.00221054 Jy ! Component: 650 - total flux cleaned = -0.00234075 Jy ! Component: 700 - total flux cleaned = -0.0024473 Jy ! Component: 750 - total flux cleaned = -0.00259429 Jy ! Component: 800 - total flux cleaned = -0.00265612 Jy ! Component: 850 - total flux cleaned = -0.00273745 Jy ! Component: 900 - total flux cleaned = -0.00277767 Jy ! Component: 950 - total flux cleaned = -0.00285684 Jy ! Component: 1000 - total flux cleaned = -0.00295467 Jy ! Component: 1050 - total flux cleaned = -0.00301204 Jy ! Component: 1100 - total flux cleaned = -0.00299245 Jy ! Component: 1150 - total flux cleaned = -0.00304883 Jy ! Component: 1200 - total flux cleaned = -0.00308594 Jy ! Component: 1250 - total flux cleaned = -0.00312286 Jy ! Component: 1300 - total flux cleaned = -0.00315921 Jy ! Component: 1350 - total flux cleaned = -0.00321314 Jy ! Component: 1400 - total flux cleaned = -0.00324868 Jy ! Component: 1450 - total flux cleaned = -0.00326647 Jy ! Component: 1500 - total flux cleaned = -0.00335307 Jy ! Component: 1550 - total flux cleaned = -0.00333592 Jy ! Component: 1600 - total flux cleaned = -0.0033867 Jy ! Component: 1650 - total flux cleaned = -0.00333611 Jy ! Component: 1700 - total flux cleaned = -0.00338618 Jy ! Component: 1750 - total flux cleaned = -0.00341906 Jy ! Component: 1800 - total flux cleaned = -0.00335357 Jy ! Component: 1850 - total flux cleaned = -0.00340236 Jy ! Component: 1900 - total flux cleaned = -0.00337028 Jy ! Component: 1950 - total flux cleaned = -0.00338639 Jy ! Component: 2000 - total flux cleaned = -0.00343351 Jy ! Component: 2050 - total flux cleaned = -0.00341783 Jy ! Component: 2100 - total flux cleaned = -0.00337171 Jy ! Component: 2150 - total flux cleaned = -0.00343268 Jy ! Component: 2200 - total flux cleaned = -0.00337216 Jy ! Component: 2250 - total flux cleaned = -0.00337227 Jy ! Component: 2300 - total flux cleaned = -0.00337221 Jy ! Component: 2350 - total flux cleaned = -0.0033575 Jy ! Component: 2400 - total flux cleaned = -0.0033722 Jy ! Component: 2450 - total flux cleaned = -0.00337217 Jy ! Component: 2500 - total flux cleaned = -0.00335789 Jy ! Component: 2550 - total flux cleaned = -0.00335765 Jy ! Component: 2600 - total flux cleaned = -0.00332936 Jy ! Component: 2650 - total flux cleaned = -0.00332925 Jy ! Component: 2700 - total flux cleaned = -0.00334321 Jy ! Component: 2750 - total flux cleaned = -0.00338482 Jy ! Component: 2800 - total flux cleaned = -0.00341212 Jy ! Component: 2850 - total flux cleaned = -0.00345298 Jy ! Component: 2900 - total flux cleaned = -0.00345269 Jy ! Component: 2950 - total flux cleaned = -0.00341252 Jy ! Component: 3000 - total flux cleaned = -0.00345257 Jy ! Component: 3050 - total flux cleaned = -0.00346579 Jy ! Component: 3100 - total flux cleaned = -0.00346573 Jy ! Component: 3150 - total flux cleaned = -0.00347871 Jy ! Component: 3200 - total flux cleaned = -0.00345288 Jy ! Component: 3250 - total flux cleaned = -0.00347866 Jy ! Component: 3300 - total flux cleaned = -0.00352973 Jy ! Component: 3350 - total flux cleaned = -0.00356769 Jy ! Component: 3400 - total flux cleaned = -0.0035046 Jy ! Component: 3450 - total flux cleaned = -0.00349202 Jy ! Component: 3500 - total flux cleaned = -0.00349204 Jy ! Component: 3550 - total flux cleaned = -0.00347975 Jy ! Component: 3600 - total flux cleaned = -0.003492 Jy ! Component: 3650 - total flux cleaned = -0.0034918 Jy ! Component: 3700 - total flux cleaned = -0.00343136 Jy ! Component: 3750 - total flux cleaned = -0.00343135 Jy ! Component: 3800 - total flux cleaned = -0.00343126 Jy ! Component: 3850 - total flux cleaned = -0.0033956 Jy ! Component: 3900 - total flux cleaned = -0.00341921 Jy ! Component: 3950 - total flux cleaned = -0.00339567 Jy ! Component: 4000 - total flux cleaned = -0.00336057 Jy ! Component: 4050 - total flux cleaned = -0.00332574 Jy ! Total flux subtracted in 4096 components = -0.00334883 Jy ! Clean residual min=-0.000699 max=0.000638 Jy/beam ! Clean residual mean=-0.000000 rms=0.000215 Jy/beam ! Combined flux in latest and established models = 0.421691 Jy keep ! Adding 292 model components to the UV plane model. ! The established model now contains 497 components and 0.421691 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/bp222/maps//J1821+3945_S_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.594 x 8.547 at -3.767 degrees (North through East) ! Clean map min=-0.0013531 max=0.25292 Jy/beam ! Writing clean map to FITS file: /vlbi/bp222/maps//J1821+3945_S_map.fits wmodel /vlbi/bp222/maps//J1821+3945_S_map.mod ! Writing 497 model components to file: /vlbi/bp222/maps//J1821+3945_S_map.mod wobs /vlbi/bp222/maps//J1821+3945_S_uvs.fits ! Writing UV FITS file: /vlbi/bp222/maps//J1821+3945_S_uvs.fits wwins /vlbi/bp222/maps//J1821+3945_S_map.win ! wwins: Wrote 8 windows to /vlbi/bp222/maps//J1821+3945_S_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.25292 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000215292 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.255368 0.255368 0.510737 1.02147 2.04295 4.08589 8.17179 16.3436 32.6871 65.3743 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0006 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.252 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 1174.77 quit ! Quitting program ! Log file /vlbi/bp222/maps//J1821+3945_S_dfm.log closed on Thu Sep 27 11:29:41 2018