! Started logfile: /vlbi/bp222/maps//J0457-2324_S_dfm.log on Thu Sep 27 10:48:19 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//J0457-2324_S_uva.fits ! Reading UV FITS file: /vlbi/bp222/maps//J0457-2324_S_uva.fits ! AN table 1: 15 integrations on 28 of 28 possible baselines. ! Apparent sampling: 0.940476 visibilities/baseline/integration-bin. ! Found source: J0457-2324 ! ! 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 1580 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 J0457-2324_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 5 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 5 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 5 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 64 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=2.777301Jy sigma=19.603867 ! Fit after self-cal, rms=1.579435Jy sigma=10.841880 ! 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=2.743 mas, bmaj=13.94 mas, bpa=-27.76 degrees ! Estimated noise=3.97114 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 = 1.86601 Jy ! Component: 100 - total flux cleaned = 2.23294 Jy ! Total flux subtracted in 100 components = 2.23294 Jy ! Clean residual min=-0.164321 max=0.193505 Jy/beam ! Clean residual mean=0.001004 rms=0.055876 Jy/beam ! Combined flux in latest and established models = 2.23294 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 8 components and 2.23294 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.652107Jy sigma=4.143623 ! Fit after self-cal, rms=0.652110Jy sigma=4.143530 ! 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=3.172 mas, bmaj=14.89 mas, bpa=-27.15 degrees ! Estimated noise=2.9992 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 = 0.17258 Jy ! Component: 100 - total flux cleaned = 0.172267 Jy ! Component: 150 - total flux cleaned = 0.169031 Jy ! Component: 200 - total flux cleaned = 0.168628 Jy ! Total flux subtracted in 200 components = 0.168628 Jy ! Clean residual min=-0.138804 max=0.102645 Jy/beam ! Clean residual mean=0.000441 rms=0.032319 Jy/beam ! Combined flux in latest and established models = 2.40157 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 30 components and 2.40157 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.594462Jy sigma=3.654617 ! Fit after self-cal, rms=0.594395Jy sigma=3.653958 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.172 x 14.89 at -27.15 degrees (North through East) ! Clean map min=-0.13701 max=2.4651 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 0.92 HN 0.99 LA 0.91 ! MK 1.04 NL 1.07 OV 0.95 PT 0.94 ! ! ! Correcting IF 2. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 0.92 HN 1.01 LA 0.93 ! MK 1.03 NL 1.02 OV 0.96 PT 0.93 ! ! ! Correcting IF 3. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 FD 0.93 HN 1.00 LA 0.89 ! MK 1.03 NL 0.95 OV 0.93 PT 0.93 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 20.10 HN 0.86 LA 64.47 ! MK 1.00* NL 1.00* OV 1.00* PT 1.09 ! ! ! Fit before self-cal, rms=0.594395Jy sigma=3.653958 ! Fit after self-cal, rms=0.124239Jy sigma=0.677803 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=3.23 mas, bmaj=14.88 mas, bpa=-27.25 degrees ! Estimated noise=2.99485 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 = 0.0310932 Jy ! Component: 100 - total flux cleaned = 0.0361581 Jy ! Component: 150 - total flux cleaned = 0.037703 Jy ! Component: 200 - total flux cleaned = 0.0394165 Jy ! Total flux subtracted in 200 components = 0.0394165 Jy ! Clean residual min=-0.018341 max=0.017929 Jy/beam ! Clean residual mean=-0.000016 rms=0.005363 Jy/beam ! Combined flux in latest and established models = 2.44099 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 50 components and 2.44099 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.114053Jy sigma=0.577445 ! Fit after self-cal, rms=0.114051Jy sigma=0.576312 ! 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=0.114051Jy sigma=0.576312 ! Fit after self-cal, rms=0.099313Jy sigma=0.562225 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.226 mas, bmaj=14.9 mas, bpa=-27.31 degrees ! Estimated noise=2.99373 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0117141 Jy ! Component: 100 - total flux cleaned = 0.0153896 Jy ! Component: 150 - total flux cleaned = 0.0167299 Jy ! Component: 200 - total flux cleaned = 0.0181454 Jy ! Total flux subtracted in 200 components = 0.0181454 Jy ! Clean residual min=-0.014403 max=0.014727 Jy/beam ! Clean residual mean=-0.000015 rms=0.004362 Jy/beam ! Combined flux in latest and established models = 2.45913 Jy selfcal ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 67 components and 2.45913 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.096894Jy sigma=0.542312 ! Fit after self-cal, rms=0.096873Jy sigma=0.542123 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 = 0.00055638 Jy ! Component: 100 - total flux cleaned = 0.00114608 Jy ! Component: 150 - total flux cleaned = 0.0016922 Jy ! Component: 200 - total flux cleaned = 0.00203516 Jy ! Total flux subtracted in 200 components = 0.00203516 Jy ! Clean residual min=-0.013235 max=0.014550 Jy/beam ! Clean residual mean=-0.000016 rms=0.004186 Jy/beam ! Combined flux in latest and established models = 2.46117 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 75 components and 2.46117 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.096215Jy sigma=0.537262 ! Fit after self-cal, rms=0.096216Jy sigma=0.537172 ! 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=0.096216Jy sigma=0.537172 ! Fit after self-cal, rms=0.087668Jy sigma=0.532381 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.226 mas, bmaj=14.91 mas, bpa=-27.34 degrees ! Estimated noise=2.99594 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00666014 Jy ! Component: 100 - total flux cleaned = 0.00728192 Jy ! Component: 150 - total flux cleaned = 0.00796109 Jy ! Component: 200 - total flux cleaned = 0.00811029 Jy ! Total flux subtracted in 200 components = 0.00811029 Jy ! Clean residual min=-0.011577 max=0.013281 Jy/beam ! Clean residual mean=-0.000011 rms=0.003736 Jy/beam ! Combined flux in latest and established models = 2.46928 Jy selfcal ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 81 components and 2.46928 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.086753Jy sigma=0.525933 ! Fit after self-cal, rms=0.086760Jy sigma=0.525922 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 = 0.000416159 Jy ! Component: 100 - total flux cleaned = 0.000545469 Jy ! Component: 150 - total flux cleaned = 0.000790855 Jy ! Component: 200 - total flux cleaned = 0.000908953 Jy ! Total flux subtracted in 200 components = 0.000908953 Jy ! Clean residual min=-0.011060 max=0.013077 Jy/beam ! Clean residual mean=-0.000011 rms=0.003655 Jy/beam ! Combined flux in latest and established models = 2.47019 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 86 components and 2.47019 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.086401Jy sigma=0.523862 ! Fit after self-cal, rms=0.086403Jy sigma=0.523843 ! 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=0.086403Jy sigma=0.523843 ! Fit after self-cal, rms=0.081893Jy sigma=0.520827 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=7.116 mas, bmaj=21.97 mas, bpa=-16.37 degrees ! Estimated noise=3.84722 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00927805 Jy ! Component: 100 - total flux cleaned = 0.00934859 Jy ! Component: 150 - total flux cleaned = 0.00904707 Jy ! Component: 200 - total flux cleaned = 0.0088075 Jy ! Total flux subtracted in 200 components = 0.0088075 Jy ! Clean residual min=-0.013141 max=0.012934 Jy/beam ! Clean residual mean=-0.000025 rms=0.004097 Jy/beam ! Combined flux in latest and established models = 2.47899 Jy selfcal ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 102 components and 2.47899 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.081795Jy sigma=0.519268 ! Fit after self-cal, rms=0.081797Jy sigma=0.519242 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 = -0.000200208 Jy ! Component: 100 - total flux cleaned = -0.000284947 Jy ! Component: 150 - total flux cleaned = -0.000212367 Jy ! Component: 200 - total flux cleaned = -0.000138856 Jy ! Total flux subtracted in 200 components = -0.000138856 Jy ! Clean residual min=-0.012957 max=0.013129 Jy/beam ! Clean residual mean=-0.000021 rms=0.003993 Jy/beam ! Combined flux in latest and established models = 2.47885 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 114 components and 2.47885 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.081955Jy sigma=0.519747 ! Fit after self-cal, rms=0.081953Jy sigma=0.519738 ! 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=3.227 mas, bmaj=14.93 mas, bpa=-27.35 degrees ! Estimated noise=2.99687 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.227 x 14.93 at -27.35 degrees (North through East) ! Clean map min=-0.032083 max=2.435 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 ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.081953Jy sigma=0.519738 ! Fit after self-cal, rms=0.074788Jy sigma=0.462802 ! Inverting map and beam ! Estimated beam: bmin=3.227 mas, bmaj=14.94 mas, bpa=-27.37 degrees ! Estimated noise=2.9979 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000761444 Jy ! Component: 100 - total flux cleaned = 0.000903483 Jy ! Component: 150 - total flux cleaned = 0.00143835 Jy ! Component: 200 - total flux cleaned = 0.00180281 Jy ! Total flux subtracted in 200 components = 0.00180281 Jy ! Clean residual min=-0.010484 max=0.011473 Jy/beam ! Clean residual mean=-0.000004 rms=0.003047 Jy/beam ! Combined flux in latest and established models = 2.48066 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 123 components and 2.48066 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.074145Jy sigma=0.459072 ! Fit after self-cal, rms=0.074148Jy sigma=0.459048 ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000124321 Jy ! Component: 100 - total flux cleaned = 0.000344118 Jy ! Component: 150 - total flux cleaned = 0.000547302 Jy ! Component: 200 - total flux cleaned = 0.000644424 Jy ! Total flux subtracted in 200 components = 0.000644424 Jy ! Clean residual min=-0.010129 max=0.010999 Jy/beam ! Clean residual mean=-0.000006 rms=0.002986 Jy/beam ! Combined flux in latest and established models = 2.4813 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 128 components and 2.4813 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.073868Jy sigma=0.457185 ! Fit after self-cal, rms=0.073870Jy sigma=0.457162 ! Inverting map ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.073870Jy sigma=0.457162 ! Fit after self-cal, rms=0.072763Jy sigma=0.456070 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=2.74 mas, bmaj=14.01 mas, bpa=-28.1 degrees ! Estimated noise=4.07196 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 1.88931 Jy ! Component: 100 - total flux cleaned = 2.30169 Jy ! Component: 150 - total flux cleaned = 2.40915 Jy ! Component: 200 - total flux cleaned = 2.45163 Jy ! Total flux subtracted in 200 components = 2.45163 Jy ! Clean residual min=-0.036155 max=0.038301 Jy/beam ! Clean residual mean=0.000056 rms=0.008708 Jy/beam ! Combined flux in latest and established models = 2.45163 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 25 model components to the UV plane model. ! The established model now contains 25 components and 2.45163 Jy ! Inverting map and beam ! Estimated beam: bmin=3.227 mas, bmaj=14.94 mas, bpa=-27.38 degrees ! Estimated noise=2.99716 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) ! Added new window around map position (48.5, -84.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0261525 Jy ! Component: 100 - total flux cleaned = 0.0291257 Jy ! Component: 150 - total flux cleaned = 0.0339571 Jy ! Component: 200 - total flux cleaned = 0.0390197 Jy ! Total flux subtracted in 200 components = 0.0390197 Jy ! Clean residual min=-0.013195 max=0.011699 Jy/beam ! Clean residual mean=0.000009 rms=0.003612 Jy/beam ! Combined flux in latest and established models = 2.49065 Jy ! Adding 34 model components to the UV plane model. ! The established model now contains 58 components and 2.49065 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=7.114 mas, bmaj=21.98 mas, bpa=-16.39 degrees ! Estimated noise=3.84647 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0104036 Jy ! Component: 100 - total flux cleaned = 0.012214 Jy ! Component: 150 - total flux cleaned = 0.0121919 Jy ! Component: 200 - total flux cleaned = 0.0119362 Jy ! Total flux subtracted in 200 components = 0.0119362 Jy ! Clean residual min=-0.008884 max=0.009584 Jy/beam ! Clean residual mean=-0.000040 rms=0.002913 Jy/beam ! Combined flux in latest and established models = 2.50258 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 = 0.000431979 Jy ! Component: 100 - total flux cleaned = 0.000798334 Jy ! Component: 150 - total flux cleaned = 0.000793288 Jy ! Component: 200 - total flux cleaned = 0.000781371 Jy ! Total flux subtracted in 200 components = 0.000781371 Jy ! Clean residual min=-0.007636 max=0.009013 Jy/beam ! Clean residual mean=-0.000038 rms=0.002501 Jy/beam ! Combined flux in latest and established models = 2.50336 Jy ! Adding 54 model components to the UV plane model. ! The established model now contains 106 components and 2.50336 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=3.227 mas, bmaj=14.94 mas, bpa=-27.38 degrees ! Estimated noise=2.99716 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000579982 Jy ! Component: 100 - total flux cleaned = -0.000855732 Jy ! Component: 150 - total flux cleaned = -0.000859476 Jy ! Component: 200 - total flux cleaned = -0.00068085 Jy ! Total flux subtracted in 200 components = -0.00068085 Jy ! Clean residual min=-0.006848 max=0.006614 Jy/beam ! Clean residual mean=-0.000014 rms=0.001915 Jy/beam ! Combined flux in latest and established models = 2.50268 Jy selfcal ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 129 components and 2.50268 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.069892Jy sigma=0.437482 ! Fit after self-cal, rms=0.069767Jy sigma=0.436246 wmodel J0457-2324_S_map.mod ! Writing 129 model components to file: J0457-2324_S_map.mod wobs J0457-2324_S_uvs.fits ! Writing UV FITS file: J0457-2324_S_uvs.fits wwins J0457-2324_S_map.win ! wwins: Wrote 2 windows to J0457-2324_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 = -0.00136928 Jy ! Component: 100 - total flux cleaned = -0.00147348 Jy ! Component: 150 - total flux cleaned = -0.0013846 Jy ! Component: 200 - total flux cleaned = -0.00129881 Jy ! Component: 250 - total flux cleaned = -0.00153979 Jy ! Component: 300 - total flux cleaned = -0.00176156 Jy ! Component: 350 - total flux cleaned = -0.00155694 Jy ! Component: 400 - total flux cleaned = -0.0012959 Jy ! Component: 450 - total flux cleaned = -0.00110696 Jy ! Component: 500 - total flux cleaned = -0.000986421 Jy ! Component: 550 - total flux cleaned = -0.000873998 Jy ! Component: 600 - total flux cleaned = -0.00087574 Jy ! Component: 650 - total flux cleaned = -0.000823449 Jy ! Component: 700 - total flux cleaned = -0.000823172 Jy ! Component: 750 - total flux cleaned = -0.000775337 Jy ! Component: 800 - total flux cleaned = -0.000775827 Jy ! Component: 850 - total flux cleaned = -0.000731796 Jy ! Component: 900 - total flux cleaned = -0.000689823 Jy ! Component: 950 - total flux cleaned = -0.000647893 Jy ! Component: 1000 - total flux cleaned = -0.000444612 Jy ! Component: 1050 - total flux cleaned = -8.85657e-05 Jy ! Component: 1100 - total flux cleaned = -5.06171e-05 Jy ! Component: 1150 - total flux cleaned = 0.00021118 Jy ! Component: 1200 - total flux cleaned = 0.000320896 Jy ! Component: 1250 - total flux cleaned = 0.000498485 Jy ! Component: 1300 - total flux cleaned = 0.000671161 Jy ! Component: 1350 - total flux cleaned = 0.000874025 Jy ! Component: 1400 - total flux cleaned = 0.000973839 Jy ! Component: 1450 - total flux cleaned = 0.00120098 Jy ! Component: 1500 - total flux cleaned = 0.00132814 Jy ! Component: 1550 - total flux cleaned = 0.00154666 Jy ! Component: 1600 - total flux cleaned = 0.00173008 Jy ! Component: 1650 - total flux cleaned = 0.00191052 Jy ! Component: 1700 - total flux cleaned = 0.00211732 Jy ! Component: 1750 - total flux cleaned = 0.0022334 Jy ! Component: 1800 - total flux cleaned = 0.00231956 Jy ! Component: 1850 - total flux cleaned = 0.00240461 Jy ! Component: 1900 - total flux cleaned = 0.00248816 Jy ! Component: 1950 - total flux cleaned = 0.00257043 Jy ! Component: 2000 - total flux cleaned = 0.0026791 Jy ! Component: 2050 - total flux cleaned = 0.00278684 Jy ! Component: 2100 - total flux cleaned = 0.00294711 Jy ! Component: 2150 - total flux cleaned = 0.0031062 Jy ! Component: 2200 - total flux cleaned = 0.00318539 Jy ! Component: 2250 - total flux cleaned = 0.00329011 Jy ! Component: 2300 - total flux cleaned = 0.00344643 Jy ! Component: 2350 - total flux cleaned = 0.00357597 Jy ! Component: 2400 - total flux cleaned = 0.00375652 Jy ! Component: 2450 - total flux cleaned = 0.00383352 Jy ! Component: 2500 - total flux cleaned = 0.0040124 Jy ! Component: 2550 - total flux cleaned = 0.00413977 Jy ! Component: 2600 - total flux cleaned = 0.00424139 Jy ! Component: 2650 - total flux cleaned = 0.00439307 Jy ! Component: 2700 - total flux cleaned = 0.00449376 Jy ! Component: 2750 - total flux cleaned = 0.00459422 Jy ! Component: 2800 - total flux cleaned = 0.00474456 Jy ! Component: 2850 - total flux cleaned = 0.00494479 Jy ! Component: 2900 - total flux cleaned = 0.00509477 Jy ! Component: 2950 - total flux cleaned = 0.00524488 Jy ! Component: 3000 - total flux cleaned = 0.0054201 Jy ! Component: 3050 - total flux cleaned = 0.0055956 Jy ! Component: 3100 - total flux cleaned = 0.00582163 Jy ! Component: 3150 - total flux cleaned = 0.00594743 Jy ! Component: 3200 - total flux cleaned = 0.00614869 Jy ! Component: 3250 - total flux cleaned = 0.0063505 Jy ! Component: 3300 - total flux cleaned = 0.00655283 Jy ! Component: 3350 - total flux cleaned = 0.00667956 Jy ! Component: 3400 - total flux cleaned = 0.00685721 Jy ! Component: 3450 - total flux cleaned = 0.00708617 Jy ! Component: 3500 - total flux cleaned = 0.00726505 Jy ! Component: 3550 - total flux cleaned = 0.00749598 Jy ! Component: 3600 - total flux cleaned = 0.00762481 Jy ! Component: 3650 - total flux cleaned = 0.00780594 Jy ! Component: 3700 - total flux cleaned = 0.00796205 Jy ! Component: 3750 - total flux cleaned = 0.0081189 Jy ! Component: 3800 - total flux cleaned = 0.0082504 Jy ! Component: 3850 - total flux cleaned = 0.00838277 Jy ! Component: 3900 - total flux cleaned = 0.00851566 Jy ! Component: 3950 - total flux cleaned = 0.00862257 Jy ! Component: 4000 - total flux cleaned = 0.00875693 Jy ! Component: 4050 - total flux cleaned = 0.00886514 Jy ! Total flux subtracted in 4096 components = 0.00900125 Jy ! Clean residual min=-0.001504 max=0.001645 Jy/beam ! Clean residual mean=-0.000001 rms=0.000444 Jy/beam ! Combined flux in latest and established models = 2.51168 Jy keep ! Adding 268 model components to the UV plane model. ! The established model now contains 397 components and 2.51168 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/bp222/maps//J0457-2324_S_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.227 x 14.94 at -27.38 degrees (North through East) ! Clean map min=-0.015581 max=2.4227 Jy/beam ! Writing clean map to FITS file: /vlbi/bp222/maps//J0457-2324_S_map.fits wmodel /vlbi/bp222/maps//J0457-2324_S_map.mod ! Writing 397 model components to file: /vlbi/bp222/maps//J0457-2324_S_map.mod wobs /vlbi/bp222/maps//J0457-2324_S_uvs.fits ! Writing UV FITS file: /vlbi/bp222/maps//J0457-2324_S_uvs.fits wwins /vlbi/bp222/maps//J0457-2324_S_map.win ! wwins: Wrote 3 windows to /vlbi/bp222/maps//J0457-2324_S_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 2.42268 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000464308 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.0574952 0.0574952 0.11499 0.229981 0.459962 0.919923 1.83985 3.67969 7.35939 14.7188 29.4375 58.8751 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0013 print "peak= ", int(1000*peak_flux)/1000 ! peak= 2.422 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 5217.83 quit ! Quitting program ! Log file /vlbi/bp222/maps//J0457-2324_S_dfm.log closed on Thu Sep 27 10:48:23 2018