! Started logfile: /vlbi/bp222/maps//J1656-3302_S_dfm.log on Thu Sep 27 11:25:19 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//J1656-3302_S_uvm.fits ! Reading UV FITS file: /vlbi/bp222/maps//J1656-3302_S_uvm.fits ! AN table 1: 23 integrations on 15 of 15 possible baselines. ! AN table 2: 46 integrations on 21 of 21 possible baselines. ! AN table 3: 43 integrations on 15 of 15 possible baselines. ! Apparent sampling: 0.916667 visibilities/baseline/integration-bin. ! Found source: J1656-3302 ! ! 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 44 lines of history. ! ! Reading 7172 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 J1656-3302_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 1 telescope corrections were flagged in sub-array 1. ! A total of 27 telescope corrections were flagged in sub-array 2. ! A total of 1 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 2. ! A total of 1 telescope corrections were flagged in sub-array 1. ! A total of 27 telescope corrections were flagged in sub-array 2. ! A total of 1 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 3. ! A total of 1 telescope corrections were flagged in sub-array 1. ! A total of 27 telescope corrections were flagged in sub-array 2. ! A total of 1 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 4. ! A total of 138 telescope corrections were flagged in sub-array 1. ! A total of 322 telescope corrections were flagged in sub-array 2. ! A total of 132 telescope corrections were flagged in sub-array 3. ! ! Fit before self-cal, rms=1.034203Jy sigma=9.619483 ! Fit after self-cal, rms=0.830454Jy sigma=7.347120 ! 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=3.925 mas, bmaj=16.26 mas, bpa=-1.565 degrees ! Estimated noise=1.59251 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 = 0.135805 Jy ! Component: 100 - total flux cleaned = 0.20198 Jy ! Total flux subtracted in 100 components = 0.20198 Jy ! Clean residual min=-0.020416 max=0.038473 Jy/beam ! Clean residual mean=-0.000333 rms=0.007658 Jy/beam ! Combined flux in latest and established models = 0.20198 Jy ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 28 components and 0.20198 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.161133Jy sigma=1.547736 ! Fit after self-cal, rms=0.157973Jy sigma=1.536057 ! 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=4.694 mas, bmaj=19.21 mas, bpa=-2.162 degrees ! Estimated noise=1.09761 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 = 0.0771817 Jy ! Component: 100 - total flux cleaned = 0.121157 Jy ! Component: 150 - total flux cleaned = 0.148053 Jy ! Component: 200 - total flux cleaned = 0.164986 Jy ! Total flux subtracted in 200 components = 0.164986 Jy ! Clean residual min=-0.013999 max=0.028552 Jy/beam ! Clean residual mean=-0.000456 rms=0.005485 Jy/beam ! Combined flux in latest and established models = 0.366966 Jy ! Performing phase self-cal ! Adding 86 model components to the UV plane model. ! The established model now contains 109 components and 0.366966 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.124934Jy sigma=1.034836 ! Fit after self-cal, rms=0.122503Jy sigma=1.025225 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 4.694 x 19.21 at -2.162 degrees (North through East) ! Clean map min=-0.014136 max=0.17838 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.74 FD 0.97 HN 1.26 KP 0.87 ! NL 1.26 OV 1.01 ! ! A total of 3 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.04 HN 1.26 KP 0.84 LA 0.90 ! NL 1.55 OV 0.94 PT 0.91 ! ! Telescope amplitude corrections in sub-array 3: ! FD 0.96 HN 1.21 KP 0.89 NL 1.11 ! OV 0.95 SC 1.14 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.25 FD 0.98 HN 1.91 KP 0.88 ! NL 1.23 OV 1.02 ! ! A total of 3 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 2.06 HN 1.20 KP 0.82 LA 0.86 ! NL 1.65 OV 0.95 PT 0.92 ! ! Telescope amplitude corrections in sub-array 3: ! FD 0.92 HN 1.23 KP 0.91 NL 0.96 ! OV 0.99 SC 0.81 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.94 FD 0.93 HN 1.28 KP 0.91 ! NL 1.05 OV 1.02 ! ! A total of 3 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.39 HN 0.98 KP 0.85 LA 0.91 ! NL 1.64 OV 0.93 PT 0.89 ! ! Telescope amplitude corrections in sub-array 3: ! FD 0.91 HN 1.28 KP 0.91 NL 0.96 ! OV 0.99 SC 1.08 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.00* FD 0.00* HN 0.00* KP 0.00* ! NL 0.00* OV 0.00* ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.00* HN 0.00* KP 0.00* LA 0.00* ! NL 0.00* OV 0.00* PT 0.00* ! ! A total of 126 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! FD 0.00* HN 0.00* KP 0.00* NL 0.00* ! OV 0.00* SC 0.00* ! ! ! Fit before self-cal, rms=0.122503Jy sigma=1.025225 ! Fit after self-cal, rms=0.141144Jy sigma=0.813358 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=4.844 mas, bmaj=19.9 mas, bpa=-1.421 degrees ! Estimated noise=1.12439 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 = -0.000429059 Jy ! Component: 100 - total flux cleaned = -0.000549524 Jy ! Component: 150 - total flux cleaned = -0.000654895 Jy ! Component: 200 - total flux cleaned = -0.000752377 Jy ! Total flux subtracted in 200 components = -0.000752377 Jy ! Clean residual min=-0.005604 max=0.007958 Jy/beam ! Clean residual mean=-0.000122 rms=0.001735 Jy/beam ! Combined flux in latest and established models = 0.366214 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 126 components and 0.366214 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.140895Jy sigma=0.811314 ! Fit after self-cal, rms=0.142503Jy sigma=0.809618 ! 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=0.142503Jy sigma=0.809618 ! Fit after self-cal, rms=0.142191Jy sigma=0.809385 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=4.866 mas, bmaj=19.96 mas, bpa=-1.55 degrees ! Estimated noise=1.12307 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000868509 Jy ! Component: 100 - total flux cleaned = -0.00105767 Jy ! Component: 150 - total flux cleaned = -0.00105859 Jy ! Component: 200 - total flux cleaned = -0.00113317 Jy ! Total flux subtracted in 200 components = -0.00113317 Jy ! Clean residual min=-0.005216 max=0.007547 Jy/beam ! Clean residual mean=-0.000117 rms=0.001646 Jy/beam ! Combined flux in latest and established models = 0.365081 Jy selfcal ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 131 components and 0.365081 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.142054Jy sigma=0.808157 ! Fit after self-cal, rms=0.142018Jy sigma=0.808062 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 (6.5, -1.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00473038 Jy ! Component: 100 - total flux cleaned = 0.00456657 Jy ! Component: 150 - total flux cleaned = 0.00441939 Jy ! Component: 200 - total flux cleaned = 0.00453397 Jy ! Total flux subtracted in 200 components = 0.00453397 Jy ! Clean residual min=-0.004809 max=0.008015 Jy/beam ! Clean residual mean=-0.000097 rms=0.001492 Jy/beam ! Combined flux in latest and established models = 0.369614 Jy ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 160 components and 0.369614 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.141443Jy sigma=0.803737 ! Fit after self-cal, rms=0.141387Jy sigma=0.802589 ! Inverting map ! Added new window around map position (-20, -8.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00443379 Jy ! Component: 100 - total flux cleaned = 0.00617025 Jy ! Component: 150 - total flux cleaned = 0.00741527 Jy ! Component: 200 - total flux cleaned = 0.00777024 Jy ! Total flux subtracted in 200 components = 0.00777024 Jy ! Clean residual min=-0.004513 max=0.005624 Jy/beam ! Clean residual mean=-0.000065 rms=0.001308 Jy/beam ! Combined flux in latest and established models = 0.377385 Jy ! Performing phase self-cal ! Adding 46 model components to the UV plane model. ! The established model now contains 202 components and 0.377385 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.140810Jy sigma=0.798252 ! Fit after self-cal, rms=0.140695Jy sigma=0.797487 ! 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=0.140695Jy sigma=0.797487 ! Fit after self-cal, rms=0.138019Jy sigma=0.792239 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=4.803 mas, bmaj=19.73 mas, bpa=-1.32 degrees ! Estimated noise=1.10715 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0019168 Jy ! Component: 100 - total flux cleaned = 0.00180936 Jy ! Component: 150 - total flux cleaned = 0.00149629 Jy ! Component: 200 - total flux cleaned = 0.00120524 Jy ! Total flux subtracted in 200 components = 0.00120524 Jy ! Clean residual min=-0.003757 max=0.005211 Jy/beam ! Clean residual mean=-0.000048 rms=0.001099 Jy/beam ! Combined flux in latest and established models = 0.37859 Jy selfcal ! Performing phase self-cal ! Adding 41 model components to the UV plane model. ! The established model now contains 222 components and 0.37859 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.137721Jy sigma=0.790223 ! Fit after self-cal, rms=0.137766Jy sigma=0.789547 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 = 0.00128892 Jy ! Component: 100 - total flux cleaned = 0.00109469 Jy ! Component: 150 - total flux cleaned = 0.000727414 Jy ! Component: 200 - total flux cleaned = 0.000388825 Jy ! Total flux subtracted in 200 components = 0.000388825 Jy ! Clean residual min=-0.004015 max=0.004644 Jy/beam ! Clean residual mean=-0.000047 rms=0.001061 Jy/beam ! Combined flux in latest and established models = 0.378979 Jy ! Performing phase self-cal ! Adding 39 model components to the UV plane model. ! The established model now contains 243 components and 0.378979 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.137554Jy sigma=0.788241 ! Fit after self-cal, rms=0.137545Jy sigma=0.788031 ! 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=0.137545Jy sigma=0.788031 ! Fit after self-cal, rms=0.136760Jy sigma=0.787770 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=8.058 mas, bmaj=25.13 mas, bpa=-3.366 degrees ! Estimated noise=1.1626 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000424203 Jy ! Component: 100 - total flux cleaned = 0.000428248 Jy ! Component: 150 - total flux cleaned = 0.000631784 Jy ! Component: 200 - total flux cleaned = 0.000757827 Jy ! Total flux subtracted in 200 components = 0.000757827 Jy ! Clean residual min=-0.003100 max=0.003420 Jy/beam ! Clean residual mean=-0.000056 rms=0.001035 Jy/beam ! Combined flux in latest and established models = 0.379737 Jy selfcal ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 258 components and 0.379737 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.136652Jy sigma=0.787239 ! Fit after self-cal, rms=0.136735Jy sigma=0.787105 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 = 0.000171726 Jy ! Component: 100 - total flux cleaned = 0.000288311 Jy ! Component: 150 - total flux cleaned = 0.000448787 Jy ! Component: 200 - total flux cleaned = 0.000397816 Jy ! Total flux subtracted in 200 components = 0.000397816 Jy ! Clean residual min=-0.002910 max=0.003244 Jy/beam ! Clean residual mean=-0.000053 rms=0.001005 Jy/beam ! Combined flux in latest and established models = 0.380134 Jy ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 275 components and 0.380134 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.136660Jy sigma=0.786903 ! Fit after self-cal, rms=0.136695Jy sigma=0.786832 ! 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=4.768 mas, bmaj=19.63 mas, bpa=-1.217 degrees ! Estimated noise=1.10021 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 4.768 x 19.63 at -1.217 degrees (North through East) ! Clean map min=-0.0083685 max=0.17566 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=3.916 mas, bmaj=16.37 mas, bpa=-0.4615 degrees ! Estimated noise=1.64737 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.145292 Jy ! Component: 100 - total flux cleaned = 0.217659 Jy ! Component: 150 - total flux cleaned = 0.261068 Jy ! Component: 200 - total flux cleaned = 0.290082 Jy ! Total flux subtracted in 200 components = 0.290082 Jy ! Clean residual min=-0.011784 max=0.022381 Jy/beam ! Clean residual mean=-0.000128 rms=0.003537 Jy/beam ! Combined flux in latest and established models = 0.290082 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 62 model components to the UV plane model. ! The established model now contains 62 components and 0.290082 Jy ! Inverting map and beam ! Estimated beam: bmin=4.768 mas, bmaj=19.63 mas, bpa=-1.217 degrees ! Estimated noise=1.10021 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 = 0.0322197 Jy ! Component: 100 - total flux cleaned = 0.0506882 Jy ! Component: 150 - total flux cleaned = 0.061999 Jy ! Component: 200 - total flux cleaned = 0.0681808 Jy ! Total flux subtracted in 200 components = 0.0681808 Jy ! Clean residual min=-0.005373 max=0.011090 Jy/beam ! Clean residual mean=-0.000116 rms=0.001636 Jy/beam ! Combined flux in latest and established models = 0.358263 Jy ! Adding 91 model components to the UV plane model. ! The established model now contains 140 components and 0.358263 Jy ! Inverting map ! Added new window around map position (-6, -0.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00886225 Jy ! Component: 100 - total flux cleaned = 0.0122666 Jy ! Component: 150 - total flux cleaned = 0.0147144 Jy ! Component: 200 - total flux cleaned = 0.0167802 Jy ! Total flux subtracted in 200 components = 0.0167802 Jy ! Clean residual min=-0.003951 max=0.004086 Jy/beam ! Clean residual mean=-0.000051 rms=0.001103 Jy/beam ! Combined flux in latest and established models = 0.375043 Jy ! Adding 43 model components to the UV plane model. ! The established model now contains 181 components and 0.375043 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=8.058 mas, bmaj=25.13 mas, bpa=-3.366 degrees ! Estimated noise=1.1626 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00171071 Jy ! Component: 100 - total flux cleaned = 0.00278286 Jy ! Component: 150 - total flux cleaned = 0.0036604 Jy ! Component: 200 - total flux cleaned = 0.00450005 Jy ! Total flux subtracted in 200 components = 0.00450005 Jy ! Clean residual min=-0.003110 max=0.003640 Jy/beam ! Clean residual mean=-0.000054 rms=0.001044 Jy/beam ! Combined flux in latest and established models = 0.379543 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 = 0.000604752 Jy ! Component: 100 - total flux cleaned = 0.000946637 Jy ! Component: 150 - total flux cleaned = 0.00120148 Jy ! Component: 200 - total flux cleaned = 0.0013798 Jy ! Total flux subtracted in 200 components = 0.0013798 Jy ! Clean residual min=-0.002961 max=0.003468 Jy/beam ! Clean residual mean=-0.000046 rms=0.000987 Jy/beam ! Combined flux in latest and established models = 0.380923 Jy ! Adding 77 model components to the UV plane model. ! The established model now contains 255 components and 0.380923 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=4.768 mas, bmaj=19.63 mas, bpa=-1.217 degrees ! Estimated noise=1.10021 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000926227 Jy ! Component: 100 - total flux cleaned = 0.000836089 Jy ! Component: 150 - total flux cleaned = 0.00090893 Jy ! Component: 200 - total flux cleaned = 0.00090603 Jy ! Total flux subtracted in 200 components = 0.00090603 Jy ! Clean residual min=-0.003525 max=0.003582 Jy/beam ! Clean residual mean=-0.000023 rms=0.000915 Jy/beam ! Combined flux in latest and established models = 0.381829 Jy selfcal ! Performing phase self-cal ! Adding 41 model components to the UV plane model. ! The established model now contains 293 components and 0.381829 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.136410Jy sigma=0.785447 ! Fit after self-cal, rms=0.136133Jy sigma=0.784830 wmodel J1656-3302_S_map.mod ! Writing 293 model components to file: J1656-3302_S_map.mod wobs J1656-3302_S_uvs.fits ! Writing UV FITS file: J1656-3302_S_uvs.fits wwins J1656-3302_S_map.win ! wwins: Wrote 4 windows to J1656-3302_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 = -0.000586488 Jy ! Component: 100 - total flux cleaned = -0.000157963 Jy ! Component: 150 - total flux cleaned = 0.000240047 Jy ! Component: 200 - total flux cleaned = 0.000402054 Jy ! Component: 250 - total flux cleaned = 0.000557794 Jy ! Component: 300 - total flux cleaned = 0.000657146 Jy ! Component: 350 - total flux cleaned = 0.000847631 Jy ! Component: 400 - total flux cleaned = 0.000940363 Jy ! Component: 450 - total flux cleaned = 0.000895614 Jy ! Component: 500 - total flux cleaned = 0.000852416 Jy ! Component: 550 - total flux cleaned = 0.000894755 Jy ! Component: 600 - total flux cleaned = 0.000811964 Jy ! Component: 650 - total flux cleaned = 0.000731865 Jy ! Component: 700 - total flux cleaned = 0.000692365 Jy ! Component: 750 - total flux cleaned = 0.00069233 Jy ! Component: 800 - total flux cleaned = 0.000654219 Jy ! Component: 850 - total flux cleaned = 0.000691259 Jy ! Component: 900 - total flux cleaned = 0.000654266 Jy ! Component: 950 - total flux cleaned = 0.000726491 Jy ! Component: 1000 - total flux cleaned = 0.000691237 Jy ! Component: 1050 - total flux cleaned = 0.000691594 Jy ! Component: 1100 - total flux cleaned = 0.0006914 Jy ! Component: 1150 - total flux cleaned = 0.000691769 Jy ! Component: 1200 - total flux cleaned = 0.000691884 Jy ! Component: 1250 - total flux cleaned = 0.00072452 Jy ! Component: 1300 - total flux cleaned = 0.000659383 Jy ! Component: 1350 - total flux cleaned = 0.00056324 Jy ! Component: 1400 - total flux cleaned = 0.00049975 Jy ! Component: 1450 - total flux cleaned = 0.000437014 Jy ! Component: 1500 - total flux cleaned = 0.000344253 Jy ! Component: 1550 - total flux cleaned = 0.000253158 Jy ! Component: 1600 - total flux cleaned = 0.000192667 Jy ! Component: 1650 - total flux cleaned = 7.37777e-05 Jy ! Component: 1700 - total flux cleaned = 1.52051e-05 Jy ! Component: 1750 - total flux cleaned = 1.47478e-05 Jy ! Component: 1800 - total flux cleaned = -0.000128995 Jy ! Component: 1850 - total flux cleaned = -0.000213905 Jy ! Component: 1900 - total flux cleaned = -0.000269513 Jy ! Component: 1950 - total flux cleaned = -0.000269585 Jy ! Component: 2000 - total flux cleaned = -0.00037936 Jy ! Component: 2050 - total flux cleaned = -0.000406442 Jy ! Component: 2100 - total flux cleaned = -0.00054047 Jy ! Component: 2150 - total flux cleaned = -0.000593262 Jy ! Component: 2200 - total flux cleaned = -0.000619619 Jy ! Component: 2250 - total flux cleaned = -0.00059368 Jy ! Component: 2300 - total flux cleaned = -0.00046502 Jy ! Component: 2350 - total flux cleaned = -0.000388415 Jy ! Component: 2400 - total flux cleaned = -0.000337488 Jy ! Component: 2450 - total flux cleaned = -0.000187241 Jy ! Component: 2500 - total flux cleaned = -0.00016254 Jy ! Component: 2550 - total flux cleaned = -0.00011328 Jy ! Component: 2600 - total flux cleaned = 8.18508e-05 Jy ! Component: 2650 - total flux cleaned = 0.000154201 Jy ! Component: 2700 - total flux cleaned = 0.000154153 Jy ! Component: 2750 - total flux cleaned = 0.000297116 Jy ! Component: 2800 - total flux cleaned = 0.000250101 Jy ! Component: 2850 - total flux cleaned = 0.000461157 Jy ! Component: 2900 - total flux cleaned = 0.000531077 Jy ! Component: 2950 - total flux cleaned = 0.000623673 Jy ! Component: 3000 - total flux cleaned = 0.000692767 Jy ! Component: 3050 - total flux cleaned = 0.000806561 Jy ! Component: 3100 - total flux cleaned = 0.000851474 Jy ! Component: 3150 - total flux cleaned = 0.00100838 Jy ! Component: 3200 - total flux cleaned = 0.00107499 Jy ! Component: 3250 - total flux cleaned = 0.00116328 Jy ! Component: 3300 - total flux cleaned = 0.00122909 Jy ! Component: 3350 - total flux cleaned = 0.00131631 Jy ! Component: 3400 - total flux cleaned = 0.00140311 Jy ! Component: 3450 - total flux cleaned = 0.00148937 Jy ! Component: 3500 - total flux cleaned = 0.00159614 Jy ! Component: 3550 - total flux cleaned = 0.00174464 Jy ! Component: 3600 - total flux cleaned = 0.00185021 Jy ! Component: 3650 - total flux cleaned = 0.00199717 Jy ! Component: 3700 - total flux cleaned = 0.00216373 Jy ! Component: 3750 - total flux cleaned = 0.00224638 Jy ! Component: 3800 - total flux cleaned = 0.00234927 Jy ! Component: 3850 - total flux cleaned = 0.00245153 Jy ! Component: 3900 - total flux cleaned = 0.00259397 Jy ! Component: 3950 - total flux cleaned = 0.00267479 Jy ! Component: 4000 - total flux cleaned = 0.00275543 Jy ! Component: 4050 - total flux cleaned = 0.0029355 Jy ! Total flux subtracted in 4096 components = 0.00303512 Jy ! Clean residual min=-0.001231 max=0.001214 Jy/beam ! Clean residual mean=0.000004 rms=0.000422 Jy/beam ! Combined flux in latest and established models = 0.384864 Jy keep ! Adding 364 model components to the UV plane model. ! The established model now contains 656 components and 0.384864 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/bp222/maps//J1656-3302_S_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 4.768 x 19.63 at -1.217 degrees (North through East) ! Clean map min=-0.0060179 max=0.17818 Jy/beam ! Writing clean map to FITS file: /vlbi/bp222/maps//J1656-3302_S_map.fits wmodel /vlbi/bp222/maps//J1656-3302_S_map.mod ! Writing 656 model components to file: /vlbi/bp222/maps//J1656-3302_S_map.mod wobs /vlbi/bp222/maps//J1656-3302_S_uvs.fits ! Writing UV FITS file: /vlbi/bp222/maps//J1656-3302_S_uvs.fits wwins /vlbi/bp222/maps//J1656-3302_S_map.win ! wwins: Wrote 5 windows to /vlbi/bp222/maps//J1656-3302_S_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.178179 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000415545 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.699651 0.699651 1.3993 2.7986 5.59721 11.1944 22.3888 44.7777 89.5554 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0012 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.178 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 428.785 quit ! Quitting program ! Log file /vlbi/bp222/maps//J1656-3302_S_dfm.log closed on Thu Sep 27 11:25:23 2018