! Started logfile: /vlbi/uf001/uva//J2331+4522_S_dfm.log on Mon Jan 14 06:44:56 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//J2331+4522_S_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J2331+4522_S_uva.fits ! AN table 1: 72 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.998148 visibilities/baseline/integration-bin. ! Found source: J2331+4522 ! ! 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 9702 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 J2331+4522_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. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=1.008586Jy sigma=21.514259 ! Fit after self-cal, rms=0.893934Jy sigma=18.990843 ! clrmod: Cleared the established, tentative and continuum models. ! Redundant starting model cleared. uvw 2,-1 ! Uniform weighting binwidth: 2 (pixels). ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=3.029 mas, bmaj=4.984 mas, bpa=-3.539 degrees ! Estimated noise=0.55279 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 = 0.0797463 Jy ! Component: 100 - total flux cleaned = 0.11217 Jy ! Total flux subtracted in 100 components = 0.11217 Jy ! Clean residual min=-0.006583 max=0.019683 Jy/beam ! Clean residual mean=-0.000005 rms=0.002168 Jy/beam ! Combined flux in latest and established models = 0.11217 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 10 components and 0.11217 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.081245Jy sigma=1.629702 ! Fit after self-cal, rms=0.080664Jy sigma=1.616701 ! Inverting map ! Added new window around map position (19, -1.5). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0207478 Jy ! Component: 100 - total flux cleaned = 0.033793 Jy ! Total flux subtracted in 100 components = 0.033793 Jy ! Clean residual min=-0.005565 max=0.010781 Jy/beam ! Clean residual mean=-0.000001 rms=0.001601 Jy/beam ! Combined flux in latest and established models = 0.145963 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 21 components and 0.145963 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.073043Jy sigma=1.441260 ! Fit after self-cal, rms=0.072718Jy sigma=1.434765 ! Inverting map ! Added new window around map position (8, 0.5). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.012401 Jy ! Component: 100 - total flux cleaned = 0.021314 Jy ! Total flux subtracted in 100 components = 0.021314 Jy ! Clean residual min=-0.004741 max=0.005759 Jy/beam ! Clean residual mean=0.000001 rms=0.001302 Jy/beam ! Combined flux in latest and established models = 0.167277 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 38 components and 0.167277 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.069025Jy sigma=1.348823 ! Fit after self-cal, rms=0.068847Jy sigma=1.344953 ! 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=3.56 mas, bmaj=5.847 mas, bpa=-4.065 degrees ! Estimated noise=0.343043 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 = 0.0133731 Jy ! Component: 100 - total flux cleaned = 0.022931 Jy ! Component: 150 - total flux cleaned = 0.0303071 Jy ! Component: 200 - total flux cleaned = 0.0362219 Jy ! Total flux subtracted in 200 components = 0.0362219 Jy ! Clean residual min=-0.005068 max=0.006380 Jy/beam ! Clean residual mean=-0.000009 rms=0.001224 Jy/beam ! Combined flux in latest and established models = 0.203499 Jy ! Performing phase self-cal ! Adding 61 model components to the UV plane model. ! The established model now contains 87 components and 0.203499 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.065304Jy sigma=1.260035 ! Fit after self-cal, rms=0.065057Jy sigma=1.254378 ! Inverting map ! Added new window around map position (14, 0). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00706631 Jy ! Component: 100 - total flux cleaned = 0.0119153 Jy ! Component: 150 - total flux cleaned = 0.0159108 Jy ! Component: 200 - total flux cleaned = 0.0193171 Jy ! Total flux subtracted in 200 components = 0.0193171 Jy ! Clean residual min=-0.004097 max=0.004078 Jy/beam ! Clean residual mean=-0.000006 rms=0.000931 Jy/beam ! Combined flux in latest and established models = 0.222816 Jy ! Performing phase self-cal ! Adding 57 model components to the UV plane model. ! The established model now contains 135 components and 0.222816 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.064024Jy sigma=1.228439 ! Fit after self-cal, rms=0.063939Jy sigma=1.226594 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.56 x 5.847 at -4.065 degrees (North through East) ! Clean map min=-0.003993 max=0.10055 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 0.98 HN 1.03 KP 1.01 ! LA 0.86 MK 1.00 NL 1.06 OV 1.01 ! PT 0.99 SC 1.00 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 0.96 HN 1.02 KP 1.01 ! LA 0.87 MK 1.04 NL 1.05 OV 1.09 ! PT 0.98 SC 0.97 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 0.96 HN 1.09 KP 1.02 ! LA 0.89 MK 1.01 NL 1.03 OV 0.97 ! PT 0.99 SC 0.96 ! ! ! Fit before self-cal, rms=0.063939Jy sigma=1.226594 ! Fit after self-cal, rms=0.063193Jy sigma=1.201957 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=3.582 mas, bmaj=5.897 mas, bpa=-3.603 degrees ! Estimated noise=0.341691 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 = 0.0022082 Jy ! Component: 100 - total flux cleaned = 0.00262178 Jy ! Component: 150 - total flux cleaned = 0.0027096 Jy ! Component: 200 - total flux cleaned = 0.00274738 Jy ! Total flux subtracted in 200 components = 0.00274738 Jy ! Clean residual min=-0.002488 max=0.002960 Jy/beam ! Clean residual mean=0.000003 rms=0.000588 Jy/beam ! Combined flux in latest and established models = 0.225564 Jy ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 162 components and 0.225564 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.063092Jy sigma=1.199754 ! Fit after self-cal, rms=0.063106Jy sigma=1.199232 ! 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=0.063106Jy sigma=1.199232 ! Fit after self-cal, rms=0.063227Jy sigma=1.186357 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.568 mas, bmaj=5.836 mas, bpa=-5.192 degrees ! Estimated noise=0.339702 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00120753 Jy ! Component: 100 - total flux cleaned = 0.00121441 Jy ! Component: 150 - total flux cleaned = 0.0011814 Jy ! Component: 200 - total flux cleaned = 0.00118237 Jy ! Total flux subtracted in 200 components = 0.00118237 Jy ! Clean residual min=-0.001642 max=0.001928 Jy/beam ! Clean residual mean=0.000001 rms=0.000405 Jy/beam ! Combined flux in latest and established models = 0.226746 Jy selfcal ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 181 components and 0.226746 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.063178Jy sigma=1.185288 ! Fit after self-cal, rms=0.063196Jy sigma=1.185057 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 (-123.5, 53). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00109098 Jy ! Component: 100 - total flux cleaned = 0.00124466 Jy ! Component: 150 - total flux cleaned = 0.00134609 Jy ! Component: 200 - total flux cleaned = 0.00134762 Jy ! Total flux subtracted in 200 components = 0.00134762 Jy ! Clean residual min=-0.001543 max=0.001656 Jy/beam ! Clean residual mean=0.000002 rms=0.000389 Jy/beam ! Combined flux in latest and established models = 0.228094 Jy ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 197 components and 0.228094 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.063135Jy sigma=1.183870 ! Fit after self-cal, rms=0.063131Jy sigma=1.183810 ! 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=0.063131Jy sigma=1.183810 ! Fit after self-cal, rms=0.063125Jy sigma=1.183693 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.564 mas, bmaj=5.841 mas, bpa=-5.109 degrees ! Estimated noise=0.33939 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000470543 Jy ! Component: 100 - total flux cleaned = 0.00052915 Jy ! Component: 150 - total flux cleaned = 0.000529526 Jy ! Component: 200 - total flux cleaned = 0.000529206 Jy ! Total flux subtracted in 200 components = 0.000529206 Jy ! Clean residual min=-0.001513 max=0.001627 Jy/beam ! Clean residual mean=0.000001 rms=0.000378 Jy/beam ! Combined flux in latest and established models = 0.228623 Jy selfcal ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 204 components and 0.228623 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.063101Jy sigma=1.183203 ! Fit after self-cal, rms=0.063101Jy sigma=1.183190 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 (30.5, -14). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00152413 Jy ! Component: 100 - total flux cleaned = 0.00225593 Jy ! Component: 150 - total flux cleaned = 0.00271008 Jy ! Component: 200 - total flux cleaned = 0.00297611 Jy ! Total flux subtracted in 200 components = 0.00297611 Jy ! Clean residual min=-0.001366 max=0.001641 Jy/beam ! Clean residual mean=-0.000000 rms=0.000354 Jy/beam ! Combined flux in latest and established models = 0.231599 Jy ! Performing phase self-cal ! Adding 32 model components to the UV plane model. ! The established model now contains 223 components and 0.231599 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.063048Jy sigma=1.182085 ! Fit after self-cal, rms=0.063046Jy sigma=1.182018 ! Inverting map ! Added new window around map position (120.5, 44.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000625079 Jy ! Component: 100 - total flux cleaned = 0.000549538 Jy ! Component: 150 - total flux cleaned = 0.000755719 Jy ! Component: 200 - total flux cleaned = 0.000999917 Jy ! Total flux subtracted in 200 components = 0.000999917 Jy ! Clean residual min=-0.001318 max=0.001277 Jy/beam ! Clean residual mean=-0.000000 rms=0.000343 Jy/beam ! Combined flux in latest and established models = 0.232599 Jy ! Performing phase self-cal ! Adding 32 model components to the UV plane model. ! The established model now contains 245 components and 0.232599 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.062995Jy sigma=1.181035 ! Fit after self-cal, rms=0.062995Jy sigma=1.180977 ! 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=0.062995Jy sigma=1.180977 ! Fit after self-cal, rms=0.062940Jy sigma=1.180809 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=7.589 mas, bmaj=9.366 mas, bpa=-2.306 degrees ! Estimated noise=0.420078 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000709299 Jy ! Component: 100 - total flux cleaned = 0.00104645 Jy ! Component: 150 - total flux cleaned = 0.00133407 Jy ! Component: 200 - total flux cleaned = 0.00156053 Jy ! Total flux subtracted in 200 components = 0.00156053 Jy ! Clean residual min=-0.001424 max=0.001501 Jy/beam ! Clean residual mean=0.000001 rms=0.000410 Jy/beam ! Combined flux in latest and established models = 0.234159 Jy selfcal ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 270 components and 0.234159 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.062921Jy sigma=1.180518 ! Fit after self-cal, rms=0.062922Jy sigma=1.180496 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 = 0.000181157 Jy ! Component: 100 - total flux cleaned = 0.000409691 Jy ! Component: 150 - total flux cleaned = 0.000496921 Jy ! Component: 200 - total flux cleaned = 0.000576954 Jy ! Total flux subtracted in 200 components = 0.000576954 Jy ! Clean residual min=-0.001385 max=0.001473 Jy/beam ! Clean residual mean=0.000001 rms=0.000405 Jy/beam ! Combined flux in latest and established models = 0.234736 Jy ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 284 components and 0.234736 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.062915Jy sigma=1.180429 ! Fit after self-cal, rms=0.062916Jy sigma=1.180421 ! 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=3.558 mas, bmaj=5.846 mas, bpa=-5.039 degrees ! Estimated noise=0.338781 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.558 x 5.846 at -5.039 degrees (North through East) ! Clean map min=-0.0012095 max=0.098684 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=3.022 mas, bmaj=4.968 mas, bpa=-4.625 degrees ! Estimated noise=0.549057 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0792585 Jy ! Component: 100 - total flux cleaned = 0.114313 Jy ! Component: 150 - total flux cleaned = 0.136133 Jy ! Component: 200 - total flux cleaned = 0.151654 Jy ! Total flux subtracted in 200 components = 0.151654 Jy ! Clean residual min=-0.004715 max=0.009017 Jy/beam ! Clean residual mean=-0.000001 rms=0.001361 Jy/beam ! Combined flux in latest and established models = 0.151654 Jy uvw 0,-1 ! Uniform weighting is not currently selected. ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. flux_cutoff = imstat(rms) * dynam ! Adding 28 model components to the UV plane model. ! The established model now contains 28 components and 0.151654 Jy ! Inverting map and beam ! Estimated beam: bmin=3.558 mas, bmaj=5.846 mas, bpa=-5.039 degrees ! Estimated noise=0.338781 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 = 0.0177022 Jy ! Component: 100 - total flux cleaned = 0.0304543 Jy ! Component: 150 - total flux cleaned = 0.039904 Jy ! Component: 200 - total flux cleaned = 0.0470243 Jy ! Total flux subtracted in 200 components = 0.0470243 Jy ! Clean residual min=-0.002564 max=0.004359 Jy/beam ! Clean residual mean=-0.000004 rms=0.000779 Jy/beam ! Combined flux in latest and established models = 0.198679 Jy ! Adding 47 model components to the UV plane model. ! The established model now contains 66 components and 0.198679 Jy ! Inverting map ! Added new window around map position (4.5, 2.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00548278 Jy ! Component: 100 - total flux cleaned = 0.00976437 Jy ! Component: 150 - total flux cleaned = 0.0132009 Jy ! Component: 200 - total flux cleaned = 0.0160798 Jy ! Total flux subtracted in 200 components = 0.0160798 Jy ! Clean residual min=-0.001876 max=0.001974 Jy/beam ! Clean residual mean=-0.000001 rms=0.000495 Jy/beam ! Combined flux in latest and established models = 0.214758 Jy ! Adding 66 model components to the UV plane model. ! The established model now contains 120 components and 0.214758 Jy ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 20 mega-wavelengths. clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=7.589 mas, bmaj=9.366 mas, bpa=-2.306 degrees ! Estimated noise=0.420078 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00439198 Jy ! Component: 100 - total flux cleaned = 0.00751427 Jy ! Component: 150 - total flux cleaned = 0.00988697 Jy ! Component: 200 - total flux cleaned = 0.011795 Jy ! Total flux subtracted in 200 components = 0.011795 Jy ! Clean residual min=-0.001805 max=0.002050 Jy/beam ! Clean residual mean=-0.000000 rms=0.000496 Jy/beam ! Combined flux in latest and established models = 0.226553 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 = 0.00161373 Jy ! Component: 100 - total flux cleaned = 0.00293526 Jy ! Component: 150 - total flux cleaned = 0.00379789 Jy ! Component: 200 - total flux cleaned = 0.004439 Jy ! Total flux subtracted in 200 components = 0.004439 Jy ! Clean residual min=-0.001651 max=0.001743 Jy/beam ! Clean residual mean=0.000000 rms=0.000432 Jy/beam ! Combined flux in latest and established models = 0.230992 Jy ! Adding 148 model components to the UV plane model. ! The established model now contains 251 components and 0.230993 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=3.558 mas, bmaj=5.846 mas, bpa=-5.039 degrees ! Estimated noise=0.338781 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000323566 Jy ! Component: 100 - total flux cleaned = 0.0004157 Jy ! Component: 150 - total flux cleaned = 0.000747396 Jy ! Component: 200 - total flux cleaned = 0.00111948 Jy ! Total flux subtracted in 200 components = 0.00111948 Jy ! Clean residual min=-0.001309 max=0.001350 Jy/beam ! Clean residual mean=0.000001 rms=0.000343 Jy/beam ! Combined flux in latest and established models = 0.232112 Jy selfcal ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 272 components and 0.232112 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.062963Jy sigma=1.181557 ! Fit after self-cal, rms=0.062951Jy sigma=1.181278 wmodel J2331+4522_S_map.mod ! Writing 272 model components to file: J2331+4522_S_map.mod wobs J2331+4522_S_uvs.fits ! Writing UV FITS file: J2331+4522_S_uvs.fits wwins J2331+4522_S_map.win ! wwins: Wrote 8 windows to J2331+4522_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 = 0.000345361 Jy ! Component: 100 - total flux cleaned = 0.000300047 Jy ! Component: 150 - total flux cleaned = 0.00023376 Jy ! Component: 200 - total flux cleaned = 0.000169291 Jy ! Component: 250 - total flux cleaned = 0.000148631 Jy ! Component: 300 - total flux cleaned = 0.000149038 Jy ! Component: 350 - total flux cleaned = 0.000149088 Jy ! Component: 400 - total flux cleaned = 0.000168869 Jy ! Component: 450 - total flux cleaned = 0.000265489 Jy ! Component: 500 - total flux cleaned = 0.000379024 Jy ! Component: 550 - total flux cleaned = 0.000378908 Jy ! Component: 600 - total flux cleaned = 0.000452255 Jy ! Component: 650 - total flux cleaned = 0.000560193 Jy ! Component: 700 - total flux cleaned = 0.000648276 Jy ! Component: 750 - total flux cleaned = 0.000752306 Jy ! Component: 800 - total flux cleaned = 0.000803621 Jy ! Component: 850 - total flux cleaned = 0.000854401 Jy ! Component: 900 - total flux cleaned = 0.00085434 Jy ! Component: 950 - total flux cleaned = 0.000903685 Jy ! Component: 1000 - total flux cleaned = 0.000920119 Jy ! Component: 1050 - total flux cleaned = 0.000968229 Jy ! Component: 1100 - total flux cleaned = 0.000984092 Jy ! Component: 1150 - total flux cleaned = 0.00109376 Jy ! Component: 1200 - total flux cleaned = 0.00106251 Jy ! Component: 1250 - total flux cleaned = 0.00106249 Jy ! Component: 1300 - total flux cleaned = 0.00109314 Jy ! Component: 1350 - total flux cleaned = 0.00118323 Jy ! Component: 1400 - total flux cleaned = 0.00118309 Jy ! Component: 1450 - total flux cleaned = 0.00118299 Jy ! Component: 1500 - total flux cleaned = 0.00127045 Jy ! Component: 1550 - total flux cleaned = 0.00127035 Jy ! Component: 1600 - total flux cleaned = 0.00134176 Jy ! Component: 1650 - total flux cleaned = 0.00137001 Jy ! Component: 1700 - total flux cleaned = 0.00149582 Jy ! Component: 1750 - total flux cleaned = 0.0015236 Jy ! Component: 1800 - total flux cleaned = 0.00157856 Jy ! Component: 1850 - total flux cleaned = 0.001633 Jy ! Component: 1900 - total flux cleaned = 0.00166018 Jy ! Component: 1950 - total flux cleaned = 0.00171384 Jy ! Component: 2000 - total flux cleaned = 0.00175365 Jy ! Component: 2050 - total flux cleaned = 0.00179314 Jy ! Component: 2100 - total flux cleaned = 0.00180639 Jy ! Component: 2150 - total flux cleaned = 0.00184564 Jy ! Component: 2200 - total flux cleaned = 0.00189733 Jy ! Component: 2250 - total flux cleaned = 0.00194825 Jy ! Component: 2300 - total flux cleaned = 0.00198634 Jy ! Component: 2350 - total flux cleaned = 0.00202416 Jy ! Component: 2400 - total flux cleaned = 0.00208667 Jy ! Component: 2450 - total flux cleaned = 0.00212384 Jy ! Component: 2500 - total flux cleaned = 0.00217295 Jy ! Component: 2550 - total flux cleaned = 0.00220961 Jy ! Component: 2600 - total flux cleaned = 0.00223382 Jy ! Component: 2650 - total flux cleaned = 0.00230623 Jy ! Component: 2700 - total flux cleaned = 0.00237806 Jy ! Component: 2750 - total flux cleaned = 0.00241365 Jy ! Component: 2800 - total flux cleaned = 0.00246103 Jy ! Component: 2850 - total flux cleaned = 0.00250783 Jy ! Component: 2900 - total flux cleaned = 0.00257767 Jy ! Component: 2950 - total flux cleaned = 0.00263551 Jy ! Component: 3000 - total flux cleaned = 0.00266997 Jy ! Component: 3050 - total flux cleaned = 0.00272724 Jy ! Component: 3100 - total flux cleaned = 0.00278404 Jy ! Component: 3150 - total flux cleaned = 0.00282911 Jy ! Component: 3200 - total flux cleaned = 0.00286263 Jy ! Component: 3250 - total flux cleaned = 0.00286259 Jy ! Component: 3300 - total flux cleaned = 0.00294022 Jy ! Component: 3350 - total flux cleaned = 0.00296213 Jy ! Component: 3400 - total flux cleaned = 0.002984 Jy ! Component: 3450 - total flux cleaned = 0.00301664 Jy ! Component: 3500 - total flux cleaned = 0.00302749 Jy ! Component: 3550 - total flux cleaned = 0.00309199 Jy ! Component: 3600 - total flux cleaned = 0.00311331 Jy ! Component: 3650 - total flux cleaned = 0.00311344 Jy ! Component: 3700 - total flux cleaned = 0.00316627 Jy ! Component: 3750 - total flux cleaned = 0.00320822 Jy ! Component: 3800 - total flux cleaned = 0.00319771 Jy ! Component: 3850 - total flux cleaned = 0.00322887 Jy ! Component: 3900 - total flux cleaned = 0.00323922 Jy ! Component: 3950 - total flux cleaned = 0.00329061 Jy ! Component: 4000 - total flux cleaned = 0.00330084 Jy ! Component: 4050 - total flux cleaned = 0.00334135 Jy ! Total flux subtracted in 4096 components = 0.00338181 Jy ! Clean residual min=-0.000582 max=0.000609 Jy/beam ! Clean residual mean=-0.000002 rms=0.000183 Jy/beam ! Combined flux in latest and established models = 0.235494 Jy keep ! Adding 279 model components to the UV plane model. ! The established model now contains 550 components and 0.235494 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J2331+4522_S_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.558 x 5.846 at -5.039 degrees (North through East) ! Clean map min=-0.00098354 max=0.099142 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J2331+4522_S_map.fits wmodel /vlbi/uf001/uva//J2331+4522_S_map.mod ! Writing 550 model components to file: /vlbi/uf001/uva//J2331+4522_S_map.mod wobs /vlbi/uf001/uva//J2331+4522_S_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J2331+4522_S_uvs.fits wwins /vlbi/uf001/uva//J2331+4522_S_map.win ! wwins: Wrote 9 windows to /vlbi/uf001/uva//J2331+4522_S_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0991416 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000181474 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.549136 0.549136 1.09827 2.19654 4.39309 8.78618 17.5724 35.1447 70.2894 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0005 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.099 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 546.312 quit ! Quitting program ! Log file /vlbi/uf001/uva//J2331+4522_S_dfm.log closed on Mon Jan 14 06:45:01 2019