! Started logfile: /image_prod/ug002_uva//J1944+5448_S_dfm.log on Thu Mar 5 04:22:56 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//J1944+5448_S_uva.fits ! Reading UV FITS file: /image_prod/ug002_uva//J1944+5448_S_uva.fits ! AN table 1: 75 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.980148 visibilities/baseline/integration-bin. ! Found source: J1944+5448 ! ! 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 9924 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 J1944+5448_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. ! ! Fit before self-cal, rms=1.282162Jy sigma=7.636137 ! Fit after self-cal, rms=0.603477Jy sigma=3.923106 ! 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=3.068 mas, bmaj=4.245 mas, bpa=3.489 degrees ! Estimated noise=1.76208 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 = 0.399483 Jy ! Component: 100 - total flux cleaned = 0.554269 Jy ! Total flux subtracted in 100 components = 0.554269 Jy ! Clean residual min=-0.053508 max=0.218705 Jy/beam ! Clean residual mean=0.000004 rms=0.016380 Jy/beam ! Combined flux in latest and established models = 0.554269 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 17 components and 0.554269 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.453824Jy sigma=2.241688 ! Fit after self-cal, rms=0.451979Jy sigma=2.231457 ! Inverting map ! Added new window around map position (40.5, 2.5). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.185209 Jy ! Component: 100 - total flux cleaned = 0.285973 Jy ! Total flux subtracted in 100 components = 0.285973 Jy ! Clean residual min=-0.037395 max=0.073539 Jy/beam ! Clean residual mean=-0.000040 rms=0.009921 Jy/beam ! Combined flux in latest and established models = 0.840241 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 30 components and 0.840241 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.323567Jy sigma=1.503623 ! Fit after self-cal, rms=0.317129Jy sigma=1.469367 ! Inverting map ! Added new window around map position (4.5, 1.5). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0880768 Jy ! Component: 100 - total flux cleaned = 0.153394 Jy ! Total flux subtracted in 100 components = 0.153394 Jy ! Clean residual min=-0.028776 max=0.043757 Jy/beam ! Clean residual mean=-0.000050 rms=0.007489 Jy/beam ! Combined flux in latest and established models = 0.993635 Jy ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 53 components and 0.993635 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.266941Jy sigma=1.184588 ! Fit after self-cal, rms=0.265718Jy sigma=1.177517 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0558697 Jy ! Component: 100 - total flux cleaned = 0.100715 Jy ! Total flux subtracted in 100 components = 0.100715 Jy ! Clean residual min=-0.024979 max=0.038568 Jy/beam ! Clean residual mean=-0.000044 rms=0.006291 Jy/beam ! Combined flux in latest and established models = 1.09435 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 67 components and 1.09435 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.238762Jy sigma=1.025664 ! Fit after self-cal, rms=0.238176Jy sigma=1.022967 ! 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=3.668 mas, bmaj=4.939 mas, bpa=1.213 degrees ! Estimated noise=1.16338 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 (8.5, 4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0621667 Jy ! Component: 100 - total flux cleaned = 0.109671 Jy ! Component: 150 - total flux cleaned = 0.14838 Jy ! Component: 200 - total flux cleaned = 0.18025 Jy ! Total flux subtracted in 200 components = 0.18025 Jy ! Clean residual min=-0.022124 max=0.043603 Jy/beam ! Clean residual mean=-0.000012 rms=0.005870 Jy/beam ! Combined flux in latest and established models = 1.2746 Jy ! Performing phase self-cal ! Adding 64 model components to the UV plane model. ! The established model now contains 114 components and 1.2746 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.203189Jy sigma=0.824077 ! Fit after self-cal, rms=0.201425Jy sigma=0.811429 ! Inverting map ! Added new window around map position (35, 1). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0398857 Jy ! Component: 100 - total flux cleaned = 0.0675418 Jy ! Component: 150 - total flux cleaned = 0.0904739 Jy ! Component: 200 - total flux cleaned = 0.110081 Jy ! Total flux subtracted in 200 components = 0.110081 Jy ! Clean residual min=-0.017838 max=0.021224 Jy/beam ! Clean residual mean=-0.000002 rms=0.004399 Jy/beam ! Combined flux in latest and established models = 1.38468 Jy ! Performing phase self-cal ! Adding 55 model components to the UV plane model. ! The established model now contains 152 components and 1.38468 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.187090Jy sigma=0.713417 ! Fit after self-cal, rms=0.186577Jy sigma=0.708438 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.668 x 4.939 at 1.213 degrees (North through East) ! Clean map min=-0.017251 max=0.55342 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 1.00 HN 1.01 KP 0.97 ! LA 0.98 MK 1.00 NL 1.03 OV 0.97 ! PT 0.99 SC 1.09 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.82 FD 0.98 HN 1.02 KP 1.00 ! LA 0.97 MK 1.02 NL 1.15 OV 0.99 ! PT 0.97 SC 0.86 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 1.02 HN 1.02 KP 0.94 ! LA 0.99 MK 1.02 NL 1.05 OV 0.98 ! PT 0.98 SC 1.09 ! ! ! Fit before self-cal, rms=0.186577Jy sigma=0.708438 ! Fit after self-cal, rms=0.147975Jy sigma=0.640371 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=3.698 mas, bmaj=4.974 mas, bpa=1.596 degrees ! Estimated noise=1.1496 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 (15.5, 2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0212889 Jy ! Component: 100 - total flux cleaned = 0.0331074 Jy ! Component: 150 - total flux cleaned = 0.0382362 Jy ! Component: 200 - total flux cleaned = 0.0431607 Jy ! Total flux subtracted in 200 components = 0.0431607 Jy ! Clean residual min=-0.012961 max=0.012773 Jy/beam ! Clean residual mean=-0.000007 rms=0.003176 Jy/beam ! Combined flux in latest and established models = 1.42784 Jy ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 180 components and 1.42784 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.143334Jy sigma=0.606877 ! Fit after self-cal, rms=0.143119Jy sigma=0.604700 ! 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=0.143119Jy sigma=0.604700 ! Fit after self-cal, rms=0.085867Jy sigma=0.466637 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.672 mas, bmaj=5.013 mas, bpa=2.924 degrees ! Estimated noise=1.14386 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.011046 Jy ! Component: 100 - total flux cleaned = 0.0184783 Jy ! Component: 150 - total flux cleaned = 0.022626 Jy ! Component: 200 - total flux cleaned = 0.0257117 Jy ! Total flux subtracted in 200 components = 0.0257117 Jy ! Clean residual min=-0.008149 max=0.012909 Jy/beam ! Clean residual mean=-0.000045 rms=0.001918 Jy/beam ! Combined flux in latest and established models = 1.45355 Jy selfcal ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 198 components and 1.45355 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.083493Jy sigma=0.451408 ! Fit after self-cal, rms=0.083350Jy sigma=0.450652 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 (0.5, 7). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00765052 Jy ! Component: 100 - total flux cleaned = 0.00737901 Jy ! Component: 150 - total flux cleaned = 0.00782679 Jy ! Component: 200 - total flux cleaned = 0.00822622 Jy ! Total flux subtracted in 200 components = 0.00822622 Jy ! Clean residual min=-0.006870 max=0.007172 Jy/beam ! Clean residual mean=-0.000042 rms=0.001630 Jy/beam ! Combined flux in latest and established models = 1.46178 Jy ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 221 components and 1.46178 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.081360Jy sigma=0.435987 ! Fit after self-cal, rms=0.081094Jy sigma=0.435007 ! Inverting map ! Added new window around map position (-81.5, -88.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0049407 Jy ! Component: 100 - total flux cleaned = 0.0060873 Jy ! Component: 150 - total flux cleaned = 0.00642186 Jy ! Component: 200 - total flux cleaned = 0.00642167 Jy ! Total flux subtracted in 200 components = 0.00642167 Jy ! Clean residual min=-0.005998 max=0.005837 Jy/beam ! Clean residual mean=-0.000042 rms=0.001473 Jy/beam ! Combined flux in latest and established models = 1.4682 Jy ! Performing phase self-cal ! Adding 39 model components to the UV plane model. ! The established model now contains 246 components and 1.4682 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.080266Jy sigma=0.428754 ! Fit after self-cal, rms=0.080193Jy sigma=0.428532 ! 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=0.080193Jy sigma=0.428532 ! Fit after self-cal, rms=0.078766Jy sigma=0.424861 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.668 mas, bmaj=5.013 mas, bpa=3.354 degrees ! Estimated noise=1.14481 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00618937 Jy ! Component: 100 - total flux cleaned = 0.0100887 Jy ! Component: 150 - total flux cleaned = 0.0121524 Jy ! Component: 200 - total flux cleaned = 0.0132224 Jy ! Total flux subtracted in 200 components = 0.0132224 Jy ! Clean residual min=-0.005074 max=0.005476 Jy/beam ! Clean residual mean=-0.000034 rms=0.001259 Jy/beam ! Combined flux in latest and established models = 1.48142 Jy selfcal ! Performing phase self-cal ! Adding 38 model components to the UV plane model. ! The established model now contains 263 components and 1.48142 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.078044Jy sigma=0.419668 ! Fit after self-cal, rms=0.077954Jy sigma=0.419430 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 (26.5, 2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00493746 Jy ! Component: 100 - total flux cleaned = 0.00670778 Jy ! Component: 150 - total flux cleaned = 0.00781257 Jy ! Component: 200 - total flux cleaned = 0.00838227 Jy ! Total flux subtracted in 200 components = 0.00838227 Jy ! Clean residual min=-0.004649 max=0.004951 Jy/beam ! Clean residual mean=-0.000032 rms=0.001169 Jy/beam ! Combined flux in latest and established models = 1.48981 Jy ! Performing phase self-cal ! Adding 35 model components to the UV plane model. ! The established model now contains 276 components and 1.4898 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.077477Jy sigma=0.415963 ! Fit after self-cal, rms=0.077451Jy sigma=0.415849 ! 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=0.077451Jy sigma=0.415849 ! Fit after self-cal, rms=0.077014Jy sigma=0.414861 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=7.93 mas, bmaj=8.289 mas, bpa=26.91 degrees ! Estimated noise=1.51859 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00421392 Jy ! Component: 100 - total flux cleaned = 0.00650061 Jy ! Component: 150 - total flux cleaned = 0.00799856 Jy ! Component: 200 - total flux cleaned = 0.00896294 Jy ! Total flux subtracted in 200 components = 0.00896294 Jy ! Clean residual min=-0.004206 max=0.004803 Jy/beam ! Clean residual mean=-0.000067 rms=0.001292 Jy/beam ! Combined flux in latest and established models = 1.49877 Jy selfcal ! Performing phase self-cal ! Adding 35 model components to the UV plane model. ! The established model now contains 303 components and 1.49877 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.076716Jy sigma=0.412591 ! Fit after self-cal, rms=0.076662Jy sigma=0.412338 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 = 0.00098443 Jy ! Component: 100 - total flux cleaned = 0.00166623 Jy ! Component: 150 - total flux cleaned = 0.00208382 Jy ! Component: 200 - total flux cleaned = 0.00230986 Jy ! Total flux subtracted in 200 components = 0.00230986 Jy ! Clean residual min=-0.003979 max=0.004741 Jy/beam ! Clean residual mean=-0.000064 rms=0.001201 Jy/beam ! Combined flux in latest and established models = 1.50108 Jy ! Performing phase self-cal ! Adding 36 model components to the UV plane model. ! The established model now contains 322 components and 1.50108 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.076564Jy sigma=0.411642 ! Fit after self-cal, rms=0.076549Jy sigma=0.411528 ! 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=3.663 mas, bmaj=5.018 mas, bpa=3.611 degrees ! Estimated noise=1.14532 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.663 x 5.018 at 3.611 degrees (North through East) ! Clean map min=-0.0055391 max=0.54373 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. ! ! Fit before self-cal, rms=0.076549Jy sigma=0.411528 ! Fit after self-cal, rms=0.072916Jy sigma=0.387369 ! Inverting map and beam ! Estimated beam: bmin=3.666 mas, bmaj=5.018 mas, bpa=3.728 degrees ! Estimated noise=1.14558 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00283913 Jy ! Component: 100 - total flux cleaned = 0.00377206 Jy ! Component: 150 - total flux cleaned = 0.00471196 Jy ! Component: 200 - total flux cleaned = 0.00566773 Jy ! Total flux subtracted in 200 components = 0.00566773 Jy ! Clean residual min=-0.004053 max=0.004537 Jy/beam ! Clean residual mean=-0.000023 rms=0.000933 Jy/beam ! Combined flux in latest and established models = 1.50675 Jy ! Performing phase self-cal ! Adding 33 model components to the UV plane model. ! The established model now contains 338 components and 1.50675 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.072609Jy sigma=0.385051 ! Fit after self-cal, rms=0.072598Jy sigma=0.385008 ! Inverting map ! Added new window around map position (-26.5, -36.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00207588 Jy ! Component: 100 - total flux cleaned = 0.00295697 Jy ! Component: 150 - total flux cleaned = 0.00340636 Jy ! Component: 200 - total flux cleaned = 0.00357735 Jy ! Total flux subtracted in 200 components = 0.00357735 Jy ! Clean residual min=-0.003632 max=0.003611 Jy/beam ! Clean residual mean=-0.000021 rms=0.000877 Jy/beam ! Combined flux in latest and established models = 1.51032 Jy ! Performing phase self-cal ! Adding 40 model components to the UV plane model. ! The established model now contains 359 components and 1.51032 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.072287Jy sigma=0.382914 ! Fit after self-cal, rms=0.072284Jy sigma=0.382876 ! Inverting map ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.072284Jy sigma=0.382876 ! Fit after self-cal, rms=0.072219Jy sigma=0.382596 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=3.069 mas, bmaj=4.322 mas, bpa=5.924 degrees ! Estimated noise=1.75013 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.404202 Jy ! Component: 100 - total flux cleaned = 0.61499 Jy ! Component: 150 - total flux cleaned = 0.752295 Jy ! Component: 200 - total flux cleaned = 0.851616 Jy ! Total flux subtracted in 200 components = 0.851616 Jy ! Clean residual min=-0.026130 max=0.057941 Jy/beam ! Clean residual mean=-0.000074 rms=0.008583 Jy/beam ! Combined flux in latest and established models = 0.851616 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 27 model components to the UV plane model. ! The established model now contains 27 components and 0.851616 Jy ! Inverting map and beam ! Estimated beam: bmin=3.662 mas, bmaj=5.021 mas, bpa=3.917 degrees ! Estimated noise=1.1459 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 = 0.110268 Jy ! Component: 100 - total flux cleaned = 0.193522 Jy ! Component: 150 - total flux cleaned = 0.260713 Jy ! Component: 200 - total flux cleaned = 0.31601 Jy ! Total flux subtracted in 200 components = 0.31601 Jy ! Clean residual min=-0.018622 max=0.033510 Jy/beam ! Clean residual mean=-0.000052 rms=0.005779 Jy/beam ! Combined flux in latest and established models = 1.16763 Jy ! Adding 61 model components to the UV plane model. ! The established model now contains 78 components and 1.16763 Jy ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0458602 Jy ! Component: 100 - total flux cleaned = 0.0841721 Jy ! Component: 150 - total flux cleaned = 0.116476 Jy ! Component: 200 - total flux cleaned = 0.143928 Jy ! Total flux subtracted in 200 components = 0.143928 Jy ! Clean residual min=-0.010821 max=0.016895 Jy/beam ! Clean residual mean=-0.000037 rms=0.003333 Jy/beam ! Combined flux in latest and established models = 1.31155 Jy ! Adding 54 model components to the UV plane model. ! The established model now contains 117 components and 1.31155 Jy ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0234666 Jy ! Component: 100 - total flux cleaned = 0.0437424 Jy ! Component: 150 - total flux cleaned = 0.0614136 Jy ! Component: 200 - total flux cleaned = 0.0768986 Jy ! Total flux subtracted in 200 components = 0.0768986 Jy ! Clean residual min=-0.007439 max=0.009691 Jy/beam ! Clean residual mean=-0.000030 rms=0.002193 Jy/beam ! Combined flux in latest and established models = 1.38845 Jy ! Adding 59 model components to the UV plane model. ! The established model now contains 156 components and 1.38845 Jy ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0136754 Jy ! Component: 100 - total flux cleaned = 0.025836 Jy ! Component: 150 - total flux cleaned = 0.0366981 Jy ! Component: 200 - total flux cleaned = 0.0464113 Jy ! Total flux subtracted in 200 components = 0.0464113 Jy ! Clean residual min=-0.005708 max=0.006177 Jy/beam ! Clean residual mean=-0.000026 rms=0.001599 Jy/beam ! Combined flux in latest and established models = 1.43486 Jy ! Adding 62 model components to the UV plane model. ! The established model now contains 194 components and 1.43486 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=7.914 mas, bmaj=8.287 mas, bpa=27.35 degrees ! Estimated noise=1.5208 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0164431 Jy ! Component: 100 - total flux cleaned = 0.0285922 Jy ! Component: 150 - total flux cleaned = 0.0381857 Jy ! Component: 200 - total flux cleaned = 0.0459188 Jy ! Total flux subtracted in 200 components = 0.0459188 Jy ! Clean residual min=-0.004950 max=0.004965 Jy/beam ! Clean residual mean=-0.000050 rms=0.001469 Jy/beam ! Combined flux in latest and established models = 1.48078 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 = 0.00634859 Jy ! Component: 100 - total flux cleaned = 0.0116294 Jy ! Component: 150 - total flux cleaned = 0.0161383 Jy ! Component: 200 - total flux cleaned = 0.0200649 Jy ! Total flux subtracted in 200 components = 0.0200649 Jy ! Clean residual min=-0.004005 max=0.004357 Jy/beam ! Clean residual mean=-0.000045 rms=0.001140 Jy/beam ! Combined flux in latest and established models = 1.50085 Jy ! Adding 145 model components to the UV plane model. ! The established model now contains 321 components and 1.50085 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=3.662 mas, bmaj=5.021 mas, bpa=3.917 degrees ! Estimated noise=1.1459 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000327879 Jy ! Component: 100 - total flux cleaned = 0.00217254 Jy ! Component: 150 - total flux cleaned = 0.00266133 Jy ! Component: 200 - total flux cleaned = 0.00367307 Jy ! Total flux subtracted in 200 components = 0.00367307 Jy ! Clean residual min=-0.004252 max=0.004076 Jy/beam ! Clean residual mean=-0.000018 rms=0.000948 Jy/beam ! Combined flux in latest and established models = 1.50452 Jy selfcal ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 345 components and 1.50452 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.072624Jy sigma=0.385017 ! Fit after self-cal, rms=0.072447Jy sigma=0.383922 wmodel J1944+5448_S_map.mod ! Writing 345 model components to file: J1944+5448_S_map.mod wobs J1944+5448_S_uvs.fits ! Writing UV FITS file: J1944+5448_S_uvs.fits wwins J1944+5448_S_map.win ! wwins: Wrote 10 windows to J1944+5448_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 = -0.00125591 Jy ! Component: 100 - total flux cleaned = -0.0013253 Jy ! Component: 150 - total flux cleaned = -0.00132738 Jy ! Component: 200 - total flux cleaned = -0.00127121 Jy ! Component: 250 - total flux cleaned = -0.00127347 Jy ! Component: 300 - total flux cleaned = -0.0014942 Jy ! Component: 350 - total flux cleaned = -0.00160193 Jy ! Component: 400 - total flux cleaned = -0.00181186 Jy ! Component: 450 - total flux cleaned = -0.00196573 Jy ! Component: 500 - total flux cleaned = -0.00216611 Jy ! Component: 550 - total flux cleaned = -0.00241116 Jy ! Component: 600 - total flux cleaned = -0.00265069 Jy ! Component: 650 - total flux cleaned = -0.00274426 Jy ! Component: 700 - total flux cleaned = -0.00288285 Jy ! Component: 750 - total flux cleaned = -0.00297439 Jy ! Component: 800 - total flux cleaned = -0.00310944 Jy ! Component: 850 - total flux cleaned = -0.00328677 Jy ! Component: 900 - total flux cleaned = -0.00337457 Jy ! Component: 950 - total flux cleaned = -0.00350289 Jy ! Component: 1000 - total flux cleaned = -0.00354475 Jy ! Component: 1050 - total flux cleaned = -0.00367073 Jy ! Component: 1100 - total flux cleaned = -0.00387499 Jy ! Component: 1150 - total flux cleaned = -0.00379362 Jy ! Component: 1200 - total flux cleaned = -0.00379353 Jy ! Component: 1250 - total flux cleaned = -0.00379425 Jy ! Component: 1300 - total flux cleaned = -0.00383355 Jy ! Component: 1350 - total flux cleaned = -0.0037185 Jy ! Component: 1400 - total flux cleaned = -0.00367998 Jy ! Component: 1450 - total flux cleaned = -0.00379239 Jy ! Component: 1500 - total flux cleaned = -0.00371741 Jy ! Component: 1550 - total flux cleaned = -0.00367973 Jy ! Component: 1600 - total flux cleaned = -0.0036794 Jy ! Component: 1650 - total flux cleaned = -0.00371528 Jy ! Component: 1700 - total flux cleaned = -0.00375022 Jy ! Component: 1750 - total flux cleaned = -0.00381985 Jy ! Component: 1800 - total flux cleaned = -0.00378477 Jy ! Component: 1850 - total flux cleaned = -0.00392119 Jy ! Component: 1900 - total flux cleaned = -0.00381978 Jy ! Component: 1950 - total flux cleaned = -0.00398747 Jy ! Component: 2000 - total flux cleaned = -0.00408594 Jy ! Component: 2050 - total flux cleaned = -0.00418341 Jy ! Component: 2100 - total flux cleaned = -0.00424783 Jy ! Component: 2150 - total flux cleaned = -0.00421586 Jy ! Component: 2200 - total flux cleaned = -0.00421594 Jy ! Component: 2250 - total flux cleaned = -0.00421525 Jy ! Component: 2300 - total flux cleaned = -0.00427762 Jy ! Component: 2350 - total flux cleaned = -0.00412368 Jy ! Component: 2400 - total flux cleaned = -0.00439794 Jy ! Component: 2450 - total flux cleaned = -0.00436804 Jy ! Component: 2500 - total flux cleaned = -0.00442794 Jy ! Component: 2550 - total flux cleaned = -0.00451674 Jy ! Component: 2600 - total flux cleaned = -0.00442917 Jy ! Component: 2650 - total flux cleaned = -0.00448663 Jy ! Component: 2700 - total flux cleaned = -0.00434317 Jy ! Component: 2750 - total flux cleaned = -0.00440001 Jy ! Component: 2800 - total flux cleaned = -0.00423102 Jy ! Component: 2850 - total flux cleaned = -0.00439861 Jy ! Component: 2900 - total flux cleaned = -0.004288 Jy ! Component: 2950 - total flux cleaned = -0.00439761 Jy ! Component: 3000 - total flux cleaned = -0.0043706 Jy ! Component: 3050 - total flux cleaned = -0.00428985 Jy ! Component: 3100 - total flux cleaned = -0.00431656 Jy ! Component: 3150 - total flux cleaned = -0.00423727 Jy ! Component: 3200 - total flux cleaned = -0.00423722 Jy ! Component: 3250 - total flux cleaned = -0.00421168 Jy ! Component: 3300 - total flux cleaned = -0.00418633 Jy ! Component: 3350 - total flux cleaned = -0.00413579 Jy ! Component: 3400 - total flux cleaned = -0.00421146 Jy ! Component: 3450 - total flux cleaned = -0.00413652 Jy ! Component: 3500 - total flux cleaned = -0.00418663 Jy ! Component: 3550 - total flux cleaned = -0.00418697 Jy ! Component: 3600 - total flux cleaned = -0.0041623 Jy ! Component: 3650 - total flux cleaned = -0.00408957 Jy ! Component: 3700 - total flux cleaned = -0.00420962 Jy ! Component: 3750 - total flux cleaned = -0.00430503 Jy ! Component: 3800 - total flux cleaned = -0.00425776 Jy ! Component: 3850 - total flux cleaned = -0.00425777 Jy ! Component: 3900 - total flux cleaned = -0.00430422 Jy ! Component: 3950 - total flux cleaned = -0.00432695 Jy ! Component: 4000 - total flux cleaned = -0.00423531 Jy ! Component: 4050 - total flux cleaned = -0.00434896 Jy ! Total flux subtracted in 4096 components = -0.00441632 Jy ! Clean residual min=-0.001439 max=0.001196 Jy/beam ! Clean residual mean=-0.000009 rms=0.000413 Jy/beam ! Combined flux in latest and established models = 1.5001 Jy keep ! Adding 314 model components to the UV plane model. ! The established model now contains 658 components and 1.5001 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /image_prod/ug002_uva//J1944+5448_S_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.662 x 5.021 at 3.917 degrees (North through East) ! Clean map min=-0.0032727 max=0.54686 Jy/beam ! Writing clean map to FITS file: /image_prod/ug002_uva//J1944+5448_S_map.fits wmodel /image_prod/ug002_uva//J1944+5448_S_map.mod ! Writing 658 model components to file: /image_prod/ug002_uva//J1944+5448_S_map.mod wobs /image_prod/ug002_uva//J1944+5448_S_uvs.fits ! Writing UV FITS file: /image_prod/ug002_uva//J1944+5448_S_uvs.fits wwins /image_prod/ug002_uva//J1944+5448_S_map.win ! wwins: Wrote 11 windows to /image_prod/ug002_uva//J1944+5448_S_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.546864 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000412428 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.226251 0.226251 0.452501 0.905003 1.81001 3.62001 7.24002 14.48 28.9601 57.9202 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0012 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.546 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 1325.96 quit ! Quitting program ! Log file /image_prod/ug002_uva//J1944+5448_S_dfm.log closed on Thu Mar 5 04:23:01 2020