! Started logfile: /image_prod/ug002_uva//J1457+2435_S_dfm.log on Thu Mar 5 02:00:37 2020 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 /image_prod/ug002_uva//J1457+2435_S_uva.fits ! Reading UV FITS file: /image_prod/ug002_uva//J1457+2435_S_uva.fits ! AN table 1: 90 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.931605 visibilities/baseline/integration-bin. ! Found source: J1457+2435 ! ! 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 11319 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 J1457+2435_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 30 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 30 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 30 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.014234Jy sigma=8.854402 ! Fit after self-cal, rms=0.885002Jy sigma=7.736758 ! 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=2.9 mas, bmaj=6.112 mas, bpa=-7.122 degrees ! Estimated noise=1.23688 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 = 0.0858668 Jy ! Component: 100 - total flux cleaned = 0.12218 Jy ! Total flux subtracted in 100 components = 0.12218 Jy ! Clean residual min=-0.017936 max=0.055968 Jy/beam ! Clean residual mean=-0.000079 rms=0.006167 Jy/beam ! Combined flux in latest and established models = 0.12218 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 19 components and 0.12218 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.132322Jy sigma=1.162736 ! Fit after self-cal, rms=0.131039Jy sigma=1.152631 ! Inverting map ! Added new window around map position (-14.5, 1.5). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0553836 Jy ! Component: 100 - total flux cleaned = 0.0841518 Jy ! Total flux subtracted in 100 components = 0.0841518 Jy ! Clean residual min=-0.014498 max=0.020087 Jy/beam ! Clean residual mean=-0.000066 rms=0.004472 Jy/beam ! Combined flux in latest and established models = 0.206331 Jy ! Performing phase self-cal ! Adding 33 model components to the UV plane model. ! The established model now contains 49 components and 0.206331 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.105692Jy sigma=0.903318 ! Fit after self-cal, rms=0.097380Jy sigma=0.835798 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0311477 Jy ! Component: 100 - total flux cleaned = 0.0519555 Jy ! Total flux subtracted in 100 components = 0.0519555 Jy ! Clean residual min=-0.010222 max=0.019313 Jy/beam ! Clean residual mean=-0.000041 rms=0.003069 Jy/beam ! Combined flux in latest and established models = 0.258287 Jy ! Performing phase self-cal ! Adding 37 model components to the UV plane model. ! The established model now contains 80 components and 0.258287 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.084820Jy sigma=0.703772 ! Fit after self-cal, rms=0.083804Jy sigma=0.693108 ! Inverting map ! Added new window around map position (-10, -4.5). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0229854 Jy ! Component: 100 - total flux cleaned = 0.0391433 Jy ! Total flux subtracted in 100 components = 0.0391433 Jy ! Clean residual min=-0.008637 max=0.013991 Jy/beam ! Clean residual mean=-0.000029 rms=0.002316 Jy/beam ! Combined flux in latest and established models = 0.29743 Jy ! Performing phase self-cal ! Adding 35 model components to the UV plane model. ! The established model now contains 111 components and 0.29743 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.075160Jy sigma=0.599625 ! Fit after self-cal, rms=0.074745Jy sigma=0.595101 ! Inverting map ! Added new window around map position (-5, -7). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.015329 Jy ! Component: 100 - total flux cleaned = 0.0271421 Jy ! Total flux subtracted in 100 components = 0.0271421 Jy ! Clean residual min=-0.007393 max=0.010842 Jy/beam ! Clean residual mean=-0.000021 rms=0.001859 Jy/beam ! Combined flux in latest and established models = 0.324572 Jy ! Performing phase self-cal ! Adding 37 model components to the UV plane model. ! The established model now contains 138 components and 0.324572 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.070436Jy sigma=0.546777 ! Fit after self-cal, rms=0.070309Jy sigma=0.545627 ! 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=3.492 mas, bmaj=6.943 mas, bpa=-7.898 degrees ! Estimated noise=0.78634 mJy/beam. repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! Added new window around map position (-14, -8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0148567 Jy ! Component: 100 - total flux cleaned = 0.0257316 Jy ! Component: 150 - total flux cleaned = 0.0344577 Jy ! Component: 200 - total flux cleaned = 0.0416102 Jy ! Total flux subtracted in 200 components = 0.0416102 Jy ! Clean residual min=-0.005704 max=0.009942 Jy/beam ! Clean residual mean=-0.000011 rms=0.001562 Jy/beam ! Combined flux in latest and established models = 0.366183 Jy ! Performing phase self-cal ! Adding 78 model components to the UV plane model. ! The established model now contains 198 components and 0.366183 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.066021Jy sigma=0.497668 ! Fit after self-cal, rms=0.065919Jy sigma=0.496264 ! Inverting map ! Added new window around map position (5, -0.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00880547 Jy ! Component: 100 - total flux cleaned = 0.0148786 Jy ! Component: 150 - total flux cleaned = 0.0198344 Jy ! Component: 200 - total flux cleaned = 0.0239555 Jy ! Total flux subtracted in 200 components = 0.0239555 Jy ! Clean residual min=-0.004728 max=0.006776 Jy/beam ! Clean residual mean=-0.000006 rms=0.001251 Jy/beam ! Combined flux in latest and established models = 0.390138 Jy ! Performing phase self-cal ! Adding 56 model components to the UV plane model. ! The established model now contains 247 components and 0.390138 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.064268Jy sigma=0.480198 ! Fit after self-cal, rms=0.064175Jy sigma=0.479565 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.492 x 6.943 at -7.898 degrees (North through East) ! Clean map min=-0.0048572 max=0.11064 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 1.01 HN 1.03 KP 0.96 ! LA 0.98 MK 1.05 NL 1.08 OV 1.03 ! PT 0.94 SC 1.10 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 0.99 HN 1.02 KP 0.99 ! LA 0.99 MK 1.04 NL 1.07 OV 0.95 ! PT 0.97 SC 1.06 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.93 FD 0.98 HN 1.03 KP 0.99 ! LA 0.98 MK 1.09 NL 0.91 OV 1.00 ! PT 0.97 SC 1.15 ! ! ! Fit before self-cal, rms=0.064175Jy sigma=0.479565 ! Fit after self-cal, rms=0.064747Jy sigma=0.471056 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=3.582 mas, bmaj=7.072 mas, bpa=-8.317 degrees ! Estimated noise=0.79245 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 (26.5, -2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00565666 Jy ! Component: 100 - total flux cleaned = 0.00876886 Jy ! Component: 150 - total flux cleaned = 0.0110247 Jy ! Component: 200 - total flux cleaned = 0.0125668 Jy ! Total flux subtracted in 200 components = 0.0125668 Jy ! Clean residual min=-0.004245 max=0.004389 Jy/beam ! Clean residual mean=-0.000005 rms=0.001023 Jy/beam ! Combined flux in latest and established models = 0.402705 Jy ! Performing phase self-cal ! Adding 39 model components to the UV plane model. ! The established model now contains 286 components and 0.402705 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.064170Jy sigma=0.465268 ! Fit after self-cal, rms=0.064159Jy sigma=0.464906 ! 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=0.064159Jy sigma=0.464906 ! Fit after self-cal, rms=0.060014Jy sigma=0.453447 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.555 mas, bmaj=7.055 mas, bpa=-8.027 degrees ! Estimated noise=0.787631 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00152847 Jy ! Component: 100 - total flux cleaned = 0.00232692 Jy ! Component: 150 - total flux cleaned = 0.003028 Jy ! Component: 200 - total flux cleaned = 0.00372131 Jy ! Total flux subtracted in 200 components = 0.00372131 Jy ! Clean residual min=-0.003407 max=0.003617 Jy/beam ! Clean residual mean=-0.000005 rms=0.000779 Jy/beam ! Combined flux in latest and established models = 0.406426 Jy selfcal ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 309 components and 0.406426 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.059837Jy sigma=0.451565 ! Fit after self-cal, rms=0.059810Jy sigma=0.451418 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 (14.5, -2.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00334906 Jy ! Component: 100 - total flux cleaned = 0.00464193 Jy ! Component: 150 - total flux cleaned = 0.00537612 Jy ! Component: 200 - total flux cleaned = 0.00587719 Jy ! Total flux subtracted in 200 components = 0.00587719 Jy ! Clean residual min=-0.003011 max=0.002731 Jy/beam ! Clean residual mean=-0.000005 rms=0.000707 Jy/beam ! Combined flux in latest and established models = 0.412303 Jy ! Performing phase self-cal ! Adding 39 model components to the UV plane model. ! The established model now contains 339 components and 0.412303 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.059583Jy sigma=0.449342 ! Fit after self-cal, rms=0.059566Jy sigma=0.449178 ! 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=0.059566Jy sigma=0.449178 ! Fit after self-cal, rms=0.059307Jy sigma=0.448889 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.558 mas, bmaj=7.046 mas, bpa=-7.91 degrees ! Estimated noise=0.784745 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00132271 Jy ! Component: 100 - total flux cleaned = 0.00218811 Jy ! Component: 150 - total flux cleaned = 0.00297455 Jy ! Component: 200 - total flux cleaned = 0.00360534 Jy ! Total flux subtracted in 200 components = 0.00360534 Jy ! Clean residual min=-0.002755 max=0.002461 Jy/beam ! Clean residual mean=-0.000005 rms=0.000663 Jy/beam ! Combined flux in latest and established models = 0.415909 Jy selfcal ! Performing phase self-cal ! Adding 50 model components to the UV plane model. ! The established model now contains 367 components and 0.415909 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.059213Jy sigma=0.447926 ! Fit after self-cal, rms=0.059205Jy sigma=0.447876 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 = 0.000766573 Jy ! Component: 100 - total flux cleaned = 0.00117876 Jy ! Component: 150 - total flux cleaned = 0.00152554 Jy ! Component: 200 - total flux cleaned = 0.00189521 Jy ! Total flux subtracted in 200 components = 0.00189521 Jy ! Clean residual min=-0.002677 max=0.002378 Jy/beam ! Clean residual mean=-0.000005 rms=0.000645 Jy/beam ! Combined flux in latest and established models = 0.417804 Jy ! Performing phase self-cal ! Adding 53 model components to the UV plane model. ! The established model now contains 386 components and 0.417804 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.059146Jy sigma=0.447299 ! Fit after self-cal, rms=0.059142Jy sigma=0.447276 ! 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=0.059142Jy sigma=0.447276 ! Fit after self-cal, rms=0.058971Jy sigma=0.447173 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=7.549 mas, bmaj=10.33 mas, bpa=-7.662 degrees ! Estimated noise=0.923109 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00171115 Jy ! Component: 100 - total flux cleaned = 0.00233332 Jy ! Component: 150 - total flux cleaned = 0.00271169 Jy ! Component: 200 - total flux cleaned = 0.00300057 Jy ! Total flux subtracted in 200 components = 0.00300057 Jy ! Clean residual min=-0.003680 max=0.003276 Jy/beam ! Clean residual mean=-0.000013 rms=0.000961 Jy/beam ! Combined flux in latest and established models = 0.420805 Jy selfcal ! Performing phase self-cal ! Adding 41 model components to the UV plane model. ! The established model now contains 417 components and 0.420805 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.058929Jy sigma=0.446621 ! Fit after self-cal, rms=0.058916Jy sigma=0.446543 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 = 0.000583829 Jy ! Component: 100 - total flux cleaned = 0.000774259 Jy ! Component: 150 - total flux cleaned = 0.000987719 Jy ! Component: 200 - total flux cleaned = 0.0011431 Jy ! Total flux subtracted in 200 components = 0.0011431 Jy ! Clean residual min=-0.003575 max=0.003413 Jy/beam ! Clean residual mean=-0.000013 rms=0.000935 Jy/beam ! Combined flux in latest and established models = 0.421948 Jy ! Performing phase self-cal ! Adding 39 model components to the UV plane model. ! The established model now contains 440 components and 0.421948 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.058895Jy sigma=0.446271 ! Fit after self-cal, rms=0.058887Jy sigma=0.446225 ! 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=3.561 mas, bmaj=7.042 mas, bpa=-7.827 degrees ! Estimated noise=0.78364 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.561 x 7.042 at -7.827 degrees (North through East) ! Clean map min=-0.0024188 max=0.11016 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=2.95 mas, bmaj=6.197 mas, bpa=-7.139 degrees ! Estimated noise=1.24623 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0993636 Jy ! Component: 100 - total flux cleaned = 0.155647 Jy ! Component: 150 - total flux cleaned = 0.194972 Jy ! Component: 200 - total flux cleaned = 0.225826 Jy ! Total flux subtracted in 200 components = 0.225826 Jy ! Clean residual min=-0.010517 max=0.018416 Jy/beam ! Clean residual mean=-0.000046 rms=0.003340 Jy/beam ! Combined flux in latest and established models = 0.225826 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 63 model components to the UV plane model. ! The established model now contains 63 components and 0.225826 Jy ! Inverting map and beam ! Estimated beam: bmin=3.561 mas, bmaj=7.042 mas, bpa=-7.827 degrees ! Estimated noise=0.78364 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 = 0.0338157 Jy ! Component: 100 - total flux cleaned = 0.059021 Jy ! Component: 150 - total flux cleaned = 0.0786162 Jy ! Component: 200 - total flux cleaned = 0.0941135 Jy ! Total flux subtracted in 200 components = 0.0941135 Jy ! Clean residual min=-0.007368 max=0.009205 Jy/beam ! Clean residual mean=-0.000022 rms=0.001952 Jy/beam ! Combined flux in latest and established models = 0.319939 Jy ! Adding 91 model components to the UV plane model. ! The established model now contains 136 components and 0.319939 Jy ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0124213 Jy ! Component: 100 - total flux cleaned = 0.0225267 Jy ! Component: 150 - total flux cleaned = 0.0310414 Jy ! Component: 200 - total flux cleaned = 0.0383311 Jy ! Total flux subtracted in 200 components = 0.0383311 Jy ! Clean residual min=-0.005545 max=0.004963 Jy/beam ! Clean residual mean=-0.000015 rms=0.001255 Jy/beam ! Combined flux in latest and established models = 0.35827 Jy ! Adding 68 model components to the UV plane model. ! The established model now contains 194 components and 0.35827 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=7.549 mas, bmaj=10.33 mas, bpa=-7.662 degrees ! Estimated noise=0.923109 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0111665 Jy ! Component: 100 - total flux cleaned = 0.0197669 Jy ! Component: 150 - total flux cleaned = 0.0267567 Jy ! Component: 200 - total flux cleaned = 0.0325046 Jy ! Total flux subtracted in 200 components = 0.0325046 Jy ! Clean residual min=-0.006114 max=0.004355 Jy/beam ! Clean residual mean=-0.000021 rms=0.001370 Jy/beam ! Combined flux in latest and established models = 0.390775 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 = 0.00481408 Jy ! Component: 100 - total flux cleaned = 0.00891362 Jy ! Component: 150 - total flux cleaned = 0.0124329 Jy ! Component: 200 - total flux cleaned = 0.0154741 Jy ! Total flux subtracted in 200 components = 0.0154741 Jy ! Clean residual min=-0.004795 max=0.003293 Jy/beam ! Clean residual mean=-0.000017 rms=0.001082 Jy/beam ! Combined flux in latest and established models = 0.406249 Jy ! Adding 162 model components to the UV plane model. ! The established model now contains 323 components and 0.406249 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=3.561 mas, bmaj=7.042 mas, bpa=-7.827 degrees ! Estimated noise=0.78364 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00289374 Jy ! Component: 100 - total flux cleaned = 0.00496721 Jy ! Component: 150 - total flux cleaned = 0.00628075 Jy ! Component: 200 - total flux cleaned = 0.0074707 Jy ! Total flux subtracted in 200 components = 0.0074707 Jy ! Clean residual min=-0.002827 max=0.002493 Jy/beam ! Clean residual mean=-0.000007 rms=0.000669 Jy/beam ! Combined flux in latest and established models = 0.41372 Jy selfcal ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 349 components and 0.41372 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.059139Jy sigma=0.448530 ! Fit after self-cal, rms=0.059120Jy sigma=0.448167 wmodel J1457+2435_S_map.mod ! Writing 349 model components to file: J1457+2435_S_map.mod wobs J1457+2435_S_uvs.fits ! Writing UV FITS file: J1457+2435_S_uvs.fits wwins J1457+2435_S_map.win ! wwins: Wrote 8 windows to J1457+2435_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 = -0.000894135 Jy ! Component: 100 - total flux cleaned = -0.00125147 Jy ! Component: 150 - total flux cleaned = -0.00171304 Jy ! Component: 200 - total flux cleaned = -0.00195197 Jy ! Component: 250 - total flux cleaned = -0.00214627 Jy ! Component: 300 - total flux cleaned = -0.00248331 Jy ! Component: 350 - total flux cleaned = -0.0027014 Jy ! Component: 400 - total flux cleaned = -0.00301959 Jy ! Component: 450 - total flux cleaned = -0.0032251 Jy ! Component: 500 - total flux cleaned = -0.00339195 Jy ! Component: 550 - total flux cleaned = -0.0036527 Jy ! Component: 600 - total flux cleaned = -0.00384253 Jy ! Component: 650 - total flux cleaned = -0.00405901 Jy ! Component: 700 - total flux cleaned = -0.00424001 Jy ! Component: 750 - total flux cleaned = -0.00435851 Jy ! Component: 800 - total flux cleaned = -0.00450415 Jy ! Component: 850 - total flux cleaned = -0.00464714 Jy ! Component: 900 - total flux cleaned = -0.00481558 Jy ! Component: 950 - total flux cleaned = -0.00500835 Jy ! Component: 1000 - total flux cleaned = -0.00506261 Jy ! Component: 1050 - total flux cleaned = -0.0053026 Jy ! Component: 1100 - total flux cleaned = -0.00545938 Jy ! Component: 1150 - total flux cleaned = -0.00561435 Jy ! Component: 1200 - total flux cleaned = -0.00579195 Jy ! Component: 1250 - total flux cleaned = -0.00594194 Jy ! Component: 1300 - total flux cleaned = -0.00616256 Jy ! Component: 1350 - total flux cleaned = -0.00621108 Jy ! Component: 1400 - total flux cleaned = -0.00644968 Jy ! Component: 1450 - total flux cleaned = -0.0065901 Jy ! Component: 1500 - total flux cleaned = -0.00679741 Jy ! Component: 1550 - total flux cleaned = -0.0068885 Jy ! Component: 1600 - total flux cleaned = -0.00702284 Jy ! Component: 1650 - total flux cleaned = -0.0071113 Jy ! Component: 1700 - total flux cleaned = -0.0071982 Jy ! Component: 1750 - total flux cleaned = -0.00730585 Jy ! Component: 1800 - total flux cleaned = -0.00730559 Jy ! Component: 1850 - total flux cleaned = -0.00738954 Jy ! Component: 1900 - total flux cleaned = -0.00745143 Jy ! Component: 1950 - total flux cleaned = -0.00753301 Jy ! Component: 2000 - total flux cleaned = -0.00761311 Jy ! Component: 2050 - total flux cleaned = -0.00761304 Jy ! Component: 2100 - total flux cleaned = -0.00763328 Jy ! Component: 2150 - total flux cleaned = -0.00771119 Jy ! Component: 2200 - total flux cleaned = -0.00774942 Jy ! Component: 2250 - total flux cleaned = -0.00778711 Jy ! Component: 2300 - total flux cleaned = -0.00782464 Jy ! Component: 2350 - total flux cleaned = -0.00786135 Jy ! Component: 2400 - total flux cleaned = -0.00786087 Jy ! Component: 2450 - total flux cleaned = -0.00787886 Jy ! Component: 2500 - total flux cleaned = -0.00787846 Jy ! Component: 2550 - total flux cleaned = -0.00791335 Jy ! Component: 2600 - total flux cleaned = -0.00787904 Jy ! Component: 2650 - total flux cleaned = -0.00794764 Jy ! Component: 2700 - total flux cleaned = -0.00786243 Jy ! Component: 2750 - total flux cleaned = -0.00787963 Jy ! Component: 2800 - total flux cleaned = -0.00792968 Jy ! Component: 2850 - total flux cleaned = -0.00796253 Jy ! Component: 2900 - total flux cleaned = -0.00801126 Jy ! Component: 2950 - total flux cleaned = -0.00805954 Jy ! Component: 3000 - total flux cleaned = -0.00807533 Jy ! Component: 3050 - total flux cleaned = -0.00809097 Jy ! Component: 3100 - total flux cleaned = -0.00810666 Jy ! Component: 3150 - total flux cleaned = -0.00813758 Jy ! Component: 3200 - total flux cleaned = -0.00819866 Jy ! Component: 3250 - total flux cleaned = -0.008259 Jy ! Component: 3300 - total flux cleaned = -0.00831847 Jy ! Component: 3350 - total flux cleaned = -0.00825957 Jy ! Component: 3400 - total flux cleaned = -0.00836241 Jy ! Component: 3450 - total flux cleaned = -0.00842035 Jy ! Component: 3500 - total flux cleaned = -0.00844913 Jy ! Component: 3550 - total flux cleaned = -0.00854847 Jy ! Component: 3600 - total flux cleaned = -0.00857665 Jy ! Component: 3650 - total flux cleaned = -0.00859046 Jy ! Component: 3700 - total flux cleaned = -0.00863216 Jy ! Component: 3750 - total flux cleaned = -0.00871428 Jy ! Component: 3800 - total flux cleaned = -0.00872754 Jy ! Component: 3850 - total flux cleaned = -0.00878155 Jy ! Component: 3900 - total flux cleaned = -0.00880825 Jy ! Component: 3950 - total flux cleaned = -0.0089138 Jy ! Component: 4000 - total flux cleaned = -0.00890075 Jy ! Component: 4050 - total flux cleaned = -0.00893971 Jy ! Total flux subtracted in 4096 components = -0.00899121 Jy ! Clean residual min=-0.000762 max=0.000773 Jy/beam ! Clean residual mean=-0.000002 rms=0.000245 Jy/beam ! Combined flux in latest and established models = 0.404729 Jy keep ! Adding 344 model components to the UV plane model. ! The established model now contains 693 components and 0.404729 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /image_prod/ug002_uva//J1457+2435_S_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.561 x 7.042 at -7.827 degrees (North through East) ! Clean map min=-0.0017051 max=0.11141 Jy/beam ! Writing clean map to FITS file: /image_prod/ug002_uva//J1457+2435_S_map.fits wmodel /image_prod/ug002_uva//J1457+2435_S_map.mod ! Writing 693 model components to file: /image_prod/ug002_uva//J1457+2435_S_map.mod wobs /image_prod/ug002_uva//J1457+2435_S_uvs.fits ! Writing UV FITS file: /image_prod/ug002_uva//J1457+2435_S_uvs.fits wwins /image_prod/ug002_uva//J1457+2435_S_map.win ! wwins: Wrote 9 windows to /image_prod/ug002_uva//J1457+2435_S_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.11141 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000246008 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.662438 0.662438 1.32488 2.64975 5.29951 10.599 21.198 42.3961 84.7921 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0007 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.111 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 452.872 quit ! Quitting program ! Log file /image_prod/ug002_uva//J1457+2435_S_dfm.log closed on Thu Mar 5 02:00:42 2020