! Started logfile: /vlbi/uf001/uva//J1639+8631_S_dfm.log on Mon Jan 14 03:48:46 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//J1639+8631_S_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J1639+8631_S_uva.fits ! AN table 1: 116 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.999617 visibilities/baseline/integration-bin. ! Found source: J1639+8631 ! ! 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 15654 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 J1639+8631_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 40 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 40 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 40 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.016153Jy sigma=19.096230 ! Fit after self-cal, rms=0.866839Jy sigma=16.403026 ! 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=3.065 mas, bmaj=3.436 mas, bpa=83.58 degrees ! Estimated noise=0.523284 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 = 0.0880002 Jy ! Component: 100 - total flux cleaned = 0.12579 Jy ! Total flux subtracted in 100 components = 0.12579 Jy ! Clean residual min=-0.013483 max=0.030181 Jy/beam ! Clean residual mean=-0.000233 rms=0.003551 Jy/beam ! Combined flux in latest and established models = 0.12579 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 23 components and 0.12579 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.139430Jy sigma=2.296717 ! Fit after self-cal, rms=0.139045Jy sigma=2.288169 ! Inverting map ! Added new window around map position (-5.5, 0). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0299737 Jy ! Component: 100 - total flux cleaned = 0.0497128 Jy ! Total flux subtracted in 100 components = 0.0497128 Jy ! Clean residual min=-0.009915 max=0.025742 Jy/beam ! Clean residual mean=-0.000183 rms=0.003022 Jy/beam ! Combined flux in latest and established models = 0.175503 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 43 components and 0.175503 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.125236Jy sigma=2.034408 ! Fit after self-cal, rms=0.124589Jy sigma=2.021125 ! Inverting map ! Added new window around map position (18, 29.5). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0249181 Jy ! Component: 100 - total flux cleaned = 0.0415813 Jy ! Total flux subtracted in 100 components = 0.0415813 Jy ! Clean residual min=-0.008102 max=0.018691 Jy/beam ! Clean residual mean=-0.000166 rms=0.002453 Jy/beam ! Combined flux in latest and established models = 0.217084 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 53 components and 0.217084 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.115515Jy sigma=1.849247 ! Fit after self-cal, rms=0.115103Jy sigma=1.841363 ! Inverting map ! Added new window around map position (-11, 3). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0183939 Jy ! Component: 100 - total flux cleaned = 0.0314443 Jy ! Total flux subtracted in 100 components = 0.0314443 Jy ! Clean residual min=-0.007462 max=0.011283 Jy/beam ! Clean residual mean=-0.000142 rms=0.002107 Jy/beam ! Combined flux in latest and established models = 0.248528 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 72 components and 0.248528 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.109563Jy sigma=1.736027 ! Fit after self-cal, rms=0.109315Jy sigma=1.731711 ! 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=3.859 mas, bmaj=4.244 mas, bpa=69.55 degrees ! Estimated noise=0.310572 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 = 0.0219435 Jy ! Component: 100 - total flux cleaned = 0.039149 Jy ! Component: 150 - total flux cleaned = 0.053196 Jy ! Component: 200 - total flux cleaned = 0.0649051 Jy ! Total flux subtracted in 200 components = 0.0649051 Jy ! Clean residual min=-0.010341 max=0.018900 Jy/beam ! Clean residual mean=-0.000299 rms=0.003530 Jy/beam ! Combined flux in latest and established models = 0.313433 Jy ! Performing phase self-cal ! Adding 65 model components to the UV plane model. ! The established model now contains 123 components and 0.313433 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.101441Jy sigma=1.594050 ! Fit after self-cal, rms=0.101193Jy sigma=1.590077 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.859 x 4.244 at 69.55 degrees (North through East) ! Clean map min=-0.010225 max=0.11644 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 1.06 HN 1.12 KP 0.93 ! LA 0.92 MK 1.05 NL 1.07 OV 0.91 ! PT 0.82 SC 1.03 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 1.05 HN 1.09 KP 0.95 ! LA 0.93 MK 0.99 NL 1.05 OV 0.82 ! PT 0.84 SC 1.05 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 1.05 HN 1.10 KP 0.92 ! LA 0.92 MK 1.06 NL 1.06 OV 0.91 ! PT 0.86 SC 1.04 ! ! ! Fit before self-cal, rms=0.101193Jy sigma=1.590077 ! Fit after self-cal, rms=0.088984Jy sigma=1.521217 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=3.962 mas, bmaj=4.356 mas, bpa=69.49 degrees ! Estimated noise=0.301347 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 (28.5, 52). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0194434 Jy ! Component: 100 - total flux cleaned = 0.031661 Jy ! Component: 150 - total flux cleaned = 0.0410367 Jy ! Component: 200 - total flux cleaned = 0.0484611 Jy ! Total flux subtracted in 200 components = 0.0484611 Jy ! Clean residual min=-0.006724 max=0.011545 Jy/beam ! Clean residual mean=-0.000109 rms=0.002194 Jy/beam ! Combined flux in latest and established models = 0.361895 Jy ! Performing phase self-cal ! Adding 63 model components to the UV plane model. ! The established model now contains 177 components and 0.361894 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.083872Jy sigma=1.399816 ! Fit after self-cal, rms=0.083413Jy sigma=1.393707 ! Inverting map ! Added new window around map position (26, 42.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0129024 Jy ! Component: 100 - total flux cleaned = 0.021012 Jy ! Component: 150 - total flux cleaned = 0.0276759 Jy ! Component: 200 - total flux cleaned = 0.033452 Jy ! Total flux subtracted in 200 components = 0.033452 Jy ! Clean residual min=-0.005258 max=0.007383 Jy/beam ! Clean residual mean=-0.000119 rms=0.001604 Jy/beam ! Combined flux in latest and established models = 0.395346 Jy ! Performing phase self-cal ! Adding 63 model components to the UV plane model. ! The established model now contains 231 components and 0.395346 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.080963Jy sigma=1.333646 ! Fit after self-cal, rms=0.080748Jy sigma=1.330621 ! Inverting map ! Added new window around map position (16.5, 23). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00771395 Jy ! Component: 100 - total flux cleaned = 0.0130721 Jy ! Component: 150 - total flux cleaned = 0.0174912 Jy ! Component: 200 - total flux cleaned = 0.020921 Jy ! Total flux subtracted in 200 components = 0.020921 Jy ! Clean residual min=-0.005024 max=0.005301 Jy/beam ! Clean residual mean=-0.000101 rms=0.001359 Jy/beam ! Combined flux in latest and established models = 0.416267 Jy ! Performing phase self-cal ! Adding 49 model components to the UV plane model. ! The established model now contains 263 components and 0.416267 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.079679Jy sigma=1.306496 ! Fit after self-cal, rms=0.079577Jy sigma=1.304540 ! 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=0.079577Jy sigma=1.304540 ! Fit after self-cal, rms=0.078743Jy sigma=1.278577 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.961 mas, bmaj=4.372 mas, bpa=66.73 degrees ! Estimated noise=0.300518 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00385498 Jy ! Component: 100 - total flux cleaned = 0.00660742 Jy ! Component: 150 - total flux cleaned = 0.00876599 Jy ! Component: 200 - total flux cleaned = 0.0105727 Jy ! Total flux subtracted in 200 components = 0.0105727 Jy ! Clean residual min=-0.004306 max=0.005508 Jy/beam ! Clean residual mean=-0.000043 rms=0.001073 Jy/beam ! Combined flux in latest and established models = 0.42684 Jy selfcal ! Performing phase self-cal ! Adding 53 model components to the UV plane model. ! The established model now contains 294 components and 0.42684 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.078357Jy sigma=1.269057 ! Fit after self-cal, rms=0.078325Jy sigma=1.268187 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 (-15, -31.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00544593 Jy ! Component: 100 - total flux cleaned = 0.00857175 Jy ! Component: 150 - total flux cleaned = 0.0112435 Jy ! Component: 200 - total flux cleaned = 0.0135464 Jy ! Total flux subtracted in 200 components = 0.0135464 Jy ! Clean residual min=-0.003776 max=0.004072 Jy/beam ! Clean residual mean=-0.000033 rms=0.000917 Jy/beam ! Combined flux in latest and established models = 0.440387 Jy ! Performing phase self-cal ! Adding 57 model components to the UV plane model. ! The established model now contains 339 components and 0.440387 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.077881Jy sigma=1.257288 ! Fit after self-cal, rms=0.077855Jy sigma=1.256764 ! 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=0.077855Jy sigma=1.256764 ! Fit after self-cal, rms=0.077039Jy sigma=1.255682 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.972 mas, bmaj=4.385 mas, bpa=66.22 degrees ! Estimated noise=0.299906 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00203239 Jy ! Component: 100 - total flux cleaned = 0.00401035 Jy ! Component: 150 - total flux cleaned = 0.00571363 Jy ! Component: 200 - total flux cleaned = 0.00734864 Jy ! Total flux subtracted in 200 components = 0.00734864 Jy ! Clean residual min=-0.003436 max=0.003901 Jy/beam ! Clean residual mean=-0.000029 rms=0.000828 Jy/beam ! Combined flux in latest and established models = 0.447735 Jy selfcal ! Performing phase self-cal ! Adding 63 model components to the UV plane model. ! The established model now contains 371 components and 0.447735 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.076856Jy sigma=1.251214 ! Fit after self-cal, rms=0.076833Jy sigma=1.250999 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 (15, 36). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00339319 Jy ! Component: 100 - total flux cleaned = 0.00483268 Jy ! Component: 150 - total flux cleaned = 0.00631953 Jy ! Component: 200 - total flux cleaned = 0.00760044 Jy ! Total flux subtracted in 200 components = 0.00760044 Jy ! Clean residual min=-0.003314 max=0.003346 Jy/beam ! Clean residual mean=-0.000025 rms=0.000758 Jy/beam ! Combined flux in latest and established models = 0.455336 Jy ! Performing phase self-cal ! Adding 43 model components to the UV plane model. ! The established model now contains 395 components and 0.455336 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.076628Jy sigma=1.246399 ! Fit after self-cal, rms=0.076603Jy sigma=1.246142 ! Inverting map ! Added new window around map position (-85, -22). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00298692 Jy ! Component: 100 - total flux cleaned = 0.00400563 Jy ! Component: 150 - total flux cleaned = 0.00538187 Jy ! Component: 200 - total flux cleaned = 0.00661666 Jy ! Total flux subtracted in 200 components = 0.00661666 Jy ! Clean residual min=-0.002904 max=0.002556 Jy/beam ! Clean residual mean=-0.000021 rms=0.000688 Jy/beam ! Combined flux in latest and established models = 0.461952 Jy ! Performing phase self-cal ! Adding 37 model components to the UV plane model. ! The established model now contains 420 components and 0.461952 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.076408Jy sigma=1.241517 ! Fit after self-cal, rms=0.076399Jy sigma=1.241317 ! 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=0.076399Jy sigma=1.241317 ! Fit after self-cal, rms=0.075839Jy sigma=1.240668 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=8.637 mas, bmaj=9.166 mas, bpa=57.02 degrees ! Estimated noise=0.378945 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00284037 Jy ! Component: 100 - total flux cleaned = 0.00476934 Jy ! Component: 150 - total flux cleaned = 0.0059662 Jy ! Component: 200 - total flux cleaned = 0.00696262 Jy ! Total flux subtracted in 200 components = 0.00696262 Jy ! Clean residual min=-0.003426 max=0.003693 Jy/beam ! Clean residual mean=-0.000032 rms=0.000949 Jy/beam ! Combined flux in latest and established models = 0.468915 Jy selfcal ! Performing phase self-cal ! Adding 32 model components to the UV plane model. ! The established model now contains 442 components and 0.468915 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.075759Jy sigma=1.238724 ! Fit after self-cal, rms=0.075744Jy sigma=1.238546 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 = 0.00110363 Jy ! Component: 100 - total flux cleaned = 0.00179539 Jy ! Component: 150 - total flux cleaned = 0.00253264 Jy ! Component: 200 - total flux cleaned = 0.00310141 Jy ! Total flux subtracted in 200 components = 0.00310141 Jy ! Clean residual min=-0.003219 max=0.003561 Jy/beam ! Clean residual mean=-0.000028 rms=0.000903 Jy/beam ! Combined flux in latest and established models = 0.472016 Jy ! Performing phase self-cal ! Adding 36 model components to the UV plane model. ! The established model now contains 459 components and 0.472016 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.075714Jy sigma=1.237765 ! Fit after self-cal, rms=0.075707Jy sigma=1.237659 ! 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=3.979 mas, bmaj=4.392 mas, bpa=65.38 degrees ! Estimated noise=0.299447 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.979 x 4.392 at 65.38 degrees (North through East) ! Clean map min=-0.0027809 max=0.10985 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=3.138 mas, bmaj=3.51 mas, bpa=78.7 degrees ! Estimated noise=0.520875 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0874683 Jy ! Component: 100 - total flux cleaned = 0.130886 Jy ! Component: 150 - total flux cleaned = 0.160785 Jy ! Component: 200 - total flux cleaned = 0.184122 Jy ! Total flux subtracted in 200 components = 0.184122 Jy ! Clean residual min=-0.009178 max=0.015321 Jy/beam ! Clean residual mean=-0.000136 rms=0.002541 Jy/beam ! Combined flux in latest and established models = 0.184122 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 46 model components to the UV plane model. ! The established model now contains 46 components and 0.184122 Jy ! Inverting map and beam ! Estimated beam: bmin=3.979 mas, bmaj=4.392 mas, bpa=65.38 degrees ! Estimated noise=0.299447 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 = 0.0324448 Jy ! Component: 100 - total flux cleaned = 0.0571665 Jy ! Component: 150 - total flux cleaned = 0.0782442 Jy ! Component: 200 - total flux cleaned = 0.0966683 Jy ! Total flux subtracted in 200 components = 0.0966683 Jy ! Clean residual min=-0.008854 max=0.012507 Jy/beam ! Clean residual mean=-0.000238 rms=0.003021 Jy/beam ! Combined flux in latest and established models = 0.28079 Jy ! Adding 81 model components to the UV plane model. ! The established model now contains 113 components and 0.28079 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=8.637 mas, bmaj=9.166 mas, bpa=57.02 degrees ! Estimated noise=0.378945 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.03065 Jy ! Component: 100 - total flux cleaned = 0.0541757 Jy ! Component: 150 - total flux cleaned = 0.0729251 Jy ! Component: 200 - total flux cleaned = 0.0882083 Jy ! Total flux subtracted in 200 components = 0.0882083 Jy ! Clean residual min=-0.009569 max=0.009259 Jy/beam ! Clean residual mean=-0.000300 rms=0.003085 Jy/beam ! Combined flux in latest and established models = 0.368998 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 = 0.0128709 Jy ! Component: 100 - total flux cleaned = 0.0239406 Jy ! Component: 150 - total flux cleaned = 0.0335365 Jy ! Component: 200 - total flux cleaned = 0.0418834 Jy ! Total flux subtracted in 200 components = 0.0418834 Jy ! Clean residual min=-0.006304 max=0.005747 Jy/beam ! Clean residual mean=-0.000179 rms=0.001977 Jy/beam ! Combined flux in latest and established models = 0.410882 Jy ! Adding 186 model components to the UV plane model. ! The established model now contains 274 components and 0.410882 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=3.979 mas, bmaj=4.392 mas, bpa=65.38 degrees ! Estimated noise=0.299447 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00658614 Jy ! Component: 100 - total flux cleaned = 0.0119775 Jy ! Component: 150 - total flux cleaned = 0.016728 Jy ! Component: 200 - total flux cleaned = 0.0209753 Jy ! Total flux subtracted in 200 components = 0.0209753 Jy ! Clean residual min=-0.003844 max=0.003850 Jy/beam ! Clean residual mean=-0.000052 rms=0.000942 Jy/beam ! Combined flux in latest and established models = 0.431857 Jy selfcal ! Performing phase self-cal ! Adding 35 model components to the UV plane model. ! The established model now contains 305 components and 0.431857 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.076940Jy sigma=1.264393 ! Fit after self-cal, rms=0.076872Jy sigma=1.262571 wmodel J1639+8631_S_map.mod ! Writing 305 model components to file: J1639+8631_S_map.mod wobs J1639+8631_S_uvs.fits ! Writing UV FITS file: J1639+8631_S_uvs.fits wwins J1639+8631_S_map.win ! wwins: Wrote 10 windows to J1639+8631_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 = 0.000391542 Jy ! Component: 100 - total flux cleaned = 0.000830762 Jy ! Component: 150 - total flux cleaned = 0.00142706 Jy ! Component: 200 - total flux cleaned = 0.00211501 Jy ! Component: 250 - total flux cleaned = 0.00266766 Jy ! Component: 300 - total flux cleaned = 0.00325793 Jy ! Component: 350 - total flux cleaned = 0.00378065 Jy ! Component: 400 - total flux cleaned = 0.0043408 Jy ! Component: 450 - total flux cleaned = 0.00473647 Jy ! Component: 500 - total flux cleaned = 0.00502638 Jy ! Component: 550 - total flux cleaned = 0.00540596 Jy ! Component: 600 - total flux cleaned = 0.00577714 Jy ! Component: 650 - total flux cleaned = 0.00623024 Jy ! Component: 700 - total flux cleaned = 0.00649592 Jy ! Component: 750 - total flux cleaned = 0.00680183 Jy ! Component: 800 - total flux cleaned = 0.00714567 Jy ! Component: 850 - total flux cleaned = 0.00752466 Jy ! Component: 900 - total flux cleaned = 0.00785428 Jy ! Component: 950 - total flux cleaned = 0.0079762 Jy ! Component: 1000 - total flux cleaned = 0.00833524 Jy ! Component: 1050 - total flux cleaned = 0.00860854 Jy ! Component: 1100 - total flux cleaned = 0.00880053 Jy ! Component: 1150 - total flux cleaned = 0.00895271 Jy ! Component: 1200 - total flux cleaned = 0.00921442 Jy ! Component: 1250 - total flux cleaned = 0.00943498 Jy ! Component: 1300 - total flux cleaned = 0.00968762 Jy ! Component: 1350 - total flux cleaned = 0.00972341 Jy ! Component: 1400 - total flux cleaned = 0.00996894 Jy ! Component: 1450 - total flux cleaned = 0.0101761 Jy ! Component: 1500 - total flux cleaned = 0.0102781 Jy ! Component: 1550 - total flux cleaned = 0.0103786 Jy ! Component: 1600 - total flux cleaned = 0.0104449 Jy ! Component: 1650 - total flux cleaned = 0.0105759 Jy ! Component: 1700 - total flux cleaned = 0.0106404 Jy ! Component: 1750 - total flux cleaned = 0.0107991 Jy ! Component: 1800 - total flux cleaned = 0.010767 Jy ! Component: 1850 - total flux cleaned = 0.0108608 Jy ! Component: 1900 - total flux cleaned = 0.0110444 Jy ! Component: 1950 - total flux cleaned = 0.0111954 Jy ! Component: 2000 - total flux cleaned = 0.0111949 Jy ! Component: 2050 - total flux cleaned = 0.0112835 Jy ! Component: 2100 - total flux cleaned = 0.0113711 Jy ! Component: 2150 - total flux cleaned = 0.0112563 Jy ! Component: 2200 - total flux cleaned = 0.0113994 Jy ! Component: 2250 - total flux cleaned = 0.0115121 Jy ! Component: 2300 - total flux cleaned = 0.011707 Jy ! Component: 2350 - total flux cleaned = 0.0117073 Jy ! Component: 2400 - total flux cleaned = 0.0117074 Jy ! Component: 2450 - total flux cleaned = 0.0117346 Jy ! Component: 2500 - total flux cleaned = 0.0118676 Jy ! Component: 2550 - total flux cleaned = 0.0118674 Jy ! Component: 2600 - total flux cleaned = 0.0119457 Jy ! Component: 2650 - total flux cleaned = 0.0119966 Jy ! Component: 2700 - total flux cleaned = 0.012073 Jy ! Component: 2750 - total flux cleaned = 0.0120226 Jy ! Component: 2800 - total flux cleaned = 0.0120974 Jy ! Component: 2850 - total flux cleaned = 0.0120234 Jy ! Component: 2900 - total flux cleaned = 0.012146 Jy ! Component: 2950 - total flux cleaned = 0.0120731 Jy ! Component: 3000 - total flux cleaned = 0.012169 Jy ! Component: 3050 - total flux cleaned = 0.0120975 Jy ! Component: 3100 - total flux cleaned = 0.012098 Jy ! Component: 3150 - total flux cleaned = 0.0121449 Jy ! Component: 3200 - total flux cleaned = 0.0122836 Jy ! Component: 3250 - total flux cleaned = 0.0122837 Jy ! Component: 3300 - total flux cleaned = 0.0122384 Jy ! Component: 3350 - total flux cleaned = 0.0123061 Jy ! Component: 3400 - total flux cleaned = 0.0122834 Jy ! Component: 3450 - total flux cleaned = 0.0123718 Jy ! Component: 3500 - total flux cleaned = 0.012328 Jy ! Component: 3550 - total flux cleaned = 0.0123926 Jy ! Component: 3600 - total flux cleaned = 0.0123064 Jy ! Component: 3650 - total flux cleaned = 0.0123917 Jy ! Component: 3700 - total flux cleaned = 0.0123495 Jy ! Component: 3750 - total flux cleaned = 0.0123496 Jy ! Component: 3800 - total flux cleaned = 0.0123703 Jy ! Component: 3850 - total flux cleaned = 0.0123085 Jy ! Component: 3900 - total flux cleaned = 0.0123086 Jy ! Component: 3950 - total flux cleaned = 0.0123085 Jy ! Component: 4000 - total flux cleaned = 0.0122885 Jy ! Component: 4050 - total flux cleaned = 0.0122487 Jy ! Total flux subtracted in 4096 components = 0.012229 Jy ! Clean residual min=-0.001077 max=0.000991 Jy/beam ! Clean residual mean=-0.000021 rms=0.000372 Jy/beam ! Combined flux in latest and established models = 0.444086 Jy keep ! Adding 321 model components to the UV plane model. ! The established model now contains 624 components and 0.444086 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J1639+8631_S_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.979 x 4.392 at 65.38 degrees (North through East) ! Clean map min=-0.0020063 max=0.10962 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J1639+8631_S_map.fits wmodel /vlbi/uf001/uva//J1639+8631_S_map.mod ! Writing 624 model components to file: /vlbi/uf001/uva//J1639+8631_S_map.mod wobs /vlbi/uf001/uva//J1639+8631_S_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J1639+8631_S_uvs.fits wwins /vlbi/uf001/uva//J1639+8631_S_map.win ! wwins: Wrote 11 windows to /vlbi/uf001/uva//J1639+8631_S_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.109616 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000368911 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -1.00964 1.00964 2.01929 4.03857 8.07715 16.1543 32.3086 64.6172 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0011 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.109 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 297.134 quit ! Quitting program ! Log file /vlbi/uf001/uva//J1639+8631_S_dfm.log closed on Mon Jan 14 03:48:51 2019