! Started logfile: /vlbi/uf001/uva//J1755+0454_S_dfm.log on Mon Jan 14 04:24:38 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//J1755+0454_S_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J1755+0454_S_uva.fits ! AN table 1: 152 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.655409 visibilities/baseline/integration-bin. ! Found source: J1755+0454 ! ! 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 13449 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 J1755+0454_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 392 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 392 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 392 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.008578Jy sigma=19.959565 ! Fit after self-cal, rms=0.922989Jy sigma=18.356150 ! 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=2.709 mas, bmaj=6.563 mas, bpa=-3.862 degrees ! Estimated noise=0.515525 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 = 0.0536203 Jy ! Component: 100 - total flux cleaned = 0.0780009 Jy ! Total flux subtracted in 100 components = 0.0780009 Jy ! Clean residual min=-0.007765 max=0.017220 Jy/beam ! Clean residual mean=-0.000152 rms=0.002195 Jy/beam ! Combined flux in latest and established models = 0.0780008 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 15 components and 0.0780008 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.085584Jy sigma=1.600252 ! Fit after self-cal, rms=0.084656Jy sigma=1.580332 ! Inverting map ! Added new window around map position (-11.5, 2). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.019402 Jy ! Component: 100 - total flux cleaned = 0.0322005 Jy ! Total flux subtracted in 100 components = 0.0322005 Jy ! Clean residual min=-0.006395 max=0.013110 Jy/beam ! Clean residual mean=-0.000131 rms=0.001688 Jy/beam ! Combined flux in latest and established models = 0.110201 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 28 components and 0.110201 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.077790Jy sigma=1.443751 ! Fit after self-cal, rms=0.077469Jy sigma=1.435065 ! Inverting map ! Added new window around map position (4, 0). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0133359 Jy ! Component: 100 - total flux cleaned = 0.0220443 Jy ! Total flux subtracted in 100 components = 0.0220443 Jy ! Clean residual min=-0.005366 max=0.008053 Jy/beam ! Clean residual mean=-0.000115 rms=0.001384 Jy/beam ! Combined flux in latest and established models = 0.132246 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 48 components and 0.132246 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.074096Jy sigma=1.365311 ! Fit after self-cal, rms=0.073944Jy sigma=1.361476 ! 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=3.218 mas, bmaj=7.429 mas, bpa=-3.132 degrees ! Estimated noise=0.320624 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 = 0.0119 Jy ! Component: 100 - total flux cleaned = 0.0203742 Jy ! Component: 150 - total flux cleaned = 0.0267785 Jy ! Component: 200 - total flux cleaned = 0.0317876 Jy ! Total flux subtracted in 200 components = 0.0317876 Jy ! Clean residual min=-0.004936 max=0.008064 Jy/beam ! Clean residual mean=-0.000150 rms=0.001737 Jy/beam ! Combined flux in latest and established models = 0.164033 Jy ! Performing phase self-cal ! Adding 61 model components to the UV plane model. ! The established model now contains 98 components and 0.164033 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.071378Jy sigma=1.308090 ! Fit after self-cal, rms=0.071295Jy sigma=1.305780 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.218 x 7.429 at -3.132 degrees (North through East) ! Clean map min=-0.0049233 max=0.072814 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 120 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 0.85 HN 1.12 KP 1.05 ! LA 0.88 MK 1.05 NL 1.06 OV 1.05 ! PT 0.91 SC 1.13 ! ! ! Correcting IF 2. ! A total of 120 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.87 FD 0.96 HN 1.17 KP 1.07 ! LA 0.86 MK 1.08 NL 1.08 OV 1.01 ! PT 0.92 SC 1.06 ! ! ! Correcting IF 3. ! A total of 120 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 0.73 HN 1.16 KP 1.02 ! LA 0.89 MK 1.00 NL 1.01 OV 1.03 ! PT 0.97 SC 1.06 ! ! ! Fit before self-cal, rms=0.071295Jy sigma=1.305780 ! Fit after self-cal, rms=0.071156Jy sigma=1.286332 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=3.29 mas, bmaj=7.653 mas, bpa=-3.404 degrees ! Estimated noise=0.323584 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 = 0.00227156 Jy ! Component: 100 - total flux cleaned = 0.00270568 Jy ! Component: 150 - total flux cleaned = 0.00304495 Jy ! Component: 200 - total flux cleaned = 0.00327879 Jy ! Total flux subtracted in 200 components = 0.00327879 Jy ! Clean residual min=-0.004955 max=0.007432 Jy/beam ! Clean residual mean=-0.000124 rms=0.001596 Jy/beam ! Combined flux in latest and established models = 0.167312 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 116 components and 0.167312 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.071064Jy sigma=1.283470 ! Fit after self-cal, rms=0.071190Jy sigma=1.282348 ! 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=0.071190Jy sigma=1.282348 ! Fit after self-cal, rms=0.073002Jy sigma=1.265963 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.282 mas, bmaj=7.598 mas, bpa=-3.173 degrees ! Estimated noise=0.325649 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000112522 Jy ! Component: 100 - total flux cleaned = 2.8051e-05 Jy ! Component: 150 - total flux cleaned = -4.24196e-05 Jy ! Component: 200 - total flux cleaned = -0.00013917 Jy ! Total flux subtracted in 200 components = -0.00013917 Jy ! Clean residual min=-0.004354 max=0.006729 Jy/beam ! Clean residual mean=-0.000050 rms=0.001406 Jy/beam ! Combined flux in latest and established models = 0.167173 Jy selfcal ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 127 components and 0.167173 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.072960Jy sigma=1.265268 ! Fit after self-cal, rms=0.073030Jy sigma=1.264871 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 (45, -7.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00726601 Jy ! Component: 100 - total flux cleaned = 0.0114617 Jy ! Component: 150 - total flux cleaned = 0.0142442 Jy ! Component: 200 - total flux cleaned = 0.0158576 Jy ! Total flux subtracted in 200 components = 0.0158576 Jy ! Clean residual min=-0.003642 max=0.005285 Jy/beam ! Clean residual mean=-0.000021 rms=0.001165 Jy/beam ! Combined flux in latest and established models = 0.18303 Jy ! Performing phase self-cal ! Adding 71 model components to the UV plane model. ! The established model now contains 198 components and 0.18303 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.072318Jy sigma=1.245768 ! Fit after self-cal, rms=0.072114Jy sigma=1.242946 ! Inverting map ! Added new window around map position (18.5, -3). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.005358 Jy ! Component: 100 - total flux cleaned = 0.00871453 Jy ! Component: 150 - total flux cleaned = 0.0113446 Jy ! Component: 200 - total flux cleaned = 0.0132498 Jy ! Total flux subtracted in 200 components = 0.0132498 Jy ! Clean residual min=-0.003339 max=0.004413 Jy/beam ! Clean residual mean=-0.000002 rms=0.000975 Jy/beam ! Combined flux in latest and established models = 0.19628 Jy ! Performing phase self-cal ! Adding 50 model components to the UV plane model. ! The established model now contains 233 components and 0.19628 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.071681Jy sigma=1.230584 ! Fit after self-cal, rms=0.071567Jy sigma=1.229509 ! Inverting map ! Added new window around map position (34, -6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00425036 Jy ! Component: 100 - total flux cleaned = 0.00672192 Jy ! Component: 150 - total flux cleaned = 0.00838337 Jy ! Component: 200 - total flux cleaned = 0.00940153 Jy ! Total flux subtracted in 200 components = 0.00940153 Jy ! Clean residual min=-0.003266 max=0.004095 Jy/beam ! Clean residual mean=0.000011 rms=0.000857 Jy/beam ! Combined flux in latest and established models = 0.205682 Jy ! Performing phase self-cal ! Adding 46 model components to the UV plane model. ! The established model now contains 263 components and 0.205682 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.071308Jy sigma=1.222021 ! Fit after self-cal, rms=0.071248Jy sigma=1.221406 ! Inverting map ! Added new window around map position (-27, 74.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00398706 Jy ! Component: 100 - total flux cleaned = 0.00628166 Jy ! Component: 150 - total flux cleaned = 0.00758825 Jy ! Component: 200 - total flux cleaned = 0.00868849 Jy ! Total flux subtracted in 200 components = 0.00868849 Jy ! Clean residual min=-0.003003 max=0.002936 Jy/beam ! Clean residual mean=0.000002 rms=0.000750 Jy/beam ! Combined flux in latest and established models = 0.21437 Jy ! Performing phase self-cal ! Adding 46 model components to the UV plane model. ! The established model now contains 300 components and 0.21437 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.070998Jy sigma=1.215540 ! Fit after self-cal, rms=0.070968Jy sigma=1.215243 ! 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=0.070968Jy sigma=1.215243 ! Fit after self-cal, rms=0.069651Jy sigma=1.209105 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.292 mas, bmaj=7.635 mas, bpa=-3.059 degrees ! Estimated noise=0.323726 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00175874 Jy ! Component: 100 - total flux cleaned = 0.00302088 Jy ! Component: 150 - total flux cleaned = 0.00397106 Jy ! Component: 200 - total flux cleaned = 0.00459924 Jy ! Total flux subtracted in 200 components = 0.00459924 Jy ! Clean residual min=-0.002447 max=0.002631 Jy/beam ! Clean residual mean=-0.000008 rms=0.000634 Jy/beam ! Combined flux in latest and established models = 0.218969 Jy selfcal ! Performing phase self-cal ! Adding 45 model components to the UV plane model. ! The established model now contains 330 components and 0.218969 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.069582Jy sigma=1.207226 ! Fit after self-cal, rms=0.069555Jy sigma=1.207045 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 (29, 22). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00252162 Jy ! Component: 100 - total flux cleaned = 0.00398247 Jy ! Component: 150 - total flux cleaned = 0.00516845 Jy ! Component: 200 - total flux cleaned = 0.00612385 Jy ! Total flux subtracted in 200 components = 0.00612385 Jy ! Clean residual min=-0.002217 max=0.002269 Jy/beam ! Clean residual mean=-0.000005 rms=0.000579 Jy/beam ! Combined flux in latest and established models = 0.225093 Jy ! Performing phase self-cal ! Adding 39 model components to the UV plane model. ! The established model now contains 362 components and 0.225093 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.069446Jy sigma=1.204544 ! Fit after self-cal, rms=0.069425Jy sigma=1.204250 ! 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=0.069425Jy sigma=1.204250 ! Fit after self-cal, rms=0.069103Jy sigma=1.203891 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=7.507 mas, bmaj=11.93 mas, bpa=-1.101 degrees ! Estimated noise=0.397035 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0025058 Jy ! Component: 100 - total flux cleaned = 0.00421325 Jy ! Component: 150 - total flux cleaned = 0.00521742 Jy ! Component: 200 - total flux cleaned = 0.00588054 Jy ! Total flux subtracted in 200 components = 0.00588054 Jy ! Clean residual min=-0.003246 max=0.003098 Jy/beam ! Clean residual mean=-0.000013 rms=0.000829 Jy/beam ! Combined flux in latest and established models = 0.230974 Jy selfcal ! Performing phase self-cal ! Adding 34 model components to the UV plane model. ! The established model now contains 386 components and 0.230974 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.069064Jy sigma=1.203003 ! Fit after self-cal, rms=0.069035Jy sigma=1.202704 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 = 0.00137159 Jy ! Component: 100 - total flux cleaned = 0.00224285 Jy ! Component: 150 - total flux cleaned = 0.0026634 Jy ! Component: 200 - total flux cleaned = 0.002874 Jy ! Total flux subtracted in 200 components = 0.002874 Jy ! Clean residual min=-0.003309 max=0.003046 Jy/beam ! Clean residual mean=-0.000007 rms=0.000810 Jy/beam ! Combined flux in latest and established models = 0.233848 Jy ! Performing phase self-cal ! Adding 38 model components to the UV plane model. ! The established model now contains 399 components and 0.233848 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.069027Jy sigma=1.202515 ! Fit after self-cal, rms=0.069022Jy sigma=1.202448 ! 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=3.3 mas, bmaj=7.647 mas, bpa=-3.051 degrees ! Estimated noise=0.323879 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.3 x 7.647 at -3.051 degrees (North through East) ! Clean map min=-0.0024813 max=0.070883 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=2.777 mas, bmaj=6.641 mas, bpa=-3.406 degrees ! Estimated noise=0.531332 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0542001 Jy ! Component: 100 - total flux cleaned = 0.0830427 Jy ! Component: 150 - total flux cleaned = 0.102766 Jy ! Component: 200 - total flux cleaned = 0.116559 Jy ! Total flux subtracted in 200 components = 0.116559 Jy ! Clean residual min=-0.005694 max=0.007761 Jy/beam ! Clean residual mean=-0.000091 rms=0.001461 Jy/beam ! Combined flux in latest and established models = 0.116559 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 32 model components to the UV plane model. ! The established model now contains 32 components and 0.116559 Jy ! Inverting map and beam ! Estimated beam: bmin=3.3 mas, bmaj=7.647 mas, bpa=-3.051 degrees ! Estimated noise=0.323879 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 = 0.0142448 Jy ! Component: 100 - total flux cleaned = 0.0248727 Jy ! Component: 150 - total flux cleaned = 0.0335196 Jy ! Component: 200 - total flux cleaned = 0.0409093 Jy ! Total flux subtracted in 200 components = 0.0409093 Jy ! Clean residual min=-0.004808 max=0.005846 Jy/beam ! Clean residual mean=-0.000078 rms=0.001424 Jy/beam ! Combined flux in latest and established models = 0.157468 Jy ! Adding 53 model components to the UV plane model. ! The established model now contains 76 components and 0.157468 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=7.507 mas, bmaj=11.93 mas, bpa=-1.101 degrees ! Estimated noise=0.397035 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0118763 Jy ! Component: 100 - total flux cleaned = 0.0211871 Jy ! Component: 150 - total flux cleaned = 0.0288213 Jy ! Component: 200 - total flux cleaned = 0.0351925 Jy ! Total flux subtracted in 200 components = 0.0351925 Jy ! Clean residual min=-0.005045 max=0.005587 Jy/beam ! Clean residual mean=-0.000084 rms=0.001618 Jy/beam ! Combined flux in latest and established models = 0.19266 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 = 0.00541777 Jy ! Component: 100 - total flux cleaned = 0.0100751 Jy ! Component: 150 - total flux cleaned = 0.0141194 Jy ! Component: 200 - total flux cleaned = 0.0176508 Jy ! Total flux subtracted in 200 components = 0.0176508 Jy ! Clean residual min=-0.004078 max=0.004003 Jy/beam ! Clean residual mean=-0.000053 rms=0.001153 Jy/beam ! Combined flux in latest and established models = 0.210311 Jy ! Adding 135 model components to the UV plane model. ! The established model now contains 194 components and 0.210311 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=3.3 mas, bmaj=7.647 mas, bpa=-3.051 degrees ! Estimated noise=0.323879 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00332597 Jy ! Component: 100 - total flux cleaned = 0.00520764 Jy ! Component: 150 - total flux cleaned = 0.00692471 Jy ! Component: 200 - total flux cleaned = 0.00846039 Jy ! Total flux subtracted in 200 components = 0.00846039 Jy ! Clean residual min=-0.002608 max=0.002981 Jy/beam ! Clean residual mean=-0.000015 rms=0.000656 Jy/beam ! Combined flux in latest and established models = 0.218772 Jy selfcal ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 218 components and 0.218772 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.069348Jy sigma=1.209196 ! Fit after self-cal, rms=0.069268Jy sigma=1.207916 wmodel J1755+0454_S_map.mod ! Writing 218 model components to file: J1755+0454_S_map.mod wobs J1755+0454_S_uvs.fits ! Writing UV FITS file: J1755+0454_S_uvs.fits wwins J1755+0454_S_map.win ! wwins: Wrote 8 windows to J1755+0454_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 = 0.000541281 Jy ! Component: 100 - total flux cleaned = 0.000919163 Jy ! Component: 150 - total flux cleaned = 0.00123242 Jy ! Component: 200 - total flux cleaned = 0.00138101 Jy ! Component: 250 - total flux cleaned = 0.00163279 Jy ! Component: 300 - total flux cleaned = 0.00184126 Jy ! Component: 350 - total flux cleaned = 0.00197712 Jy ! Component: 400 - total flux cleaned = 0.00201116 Jy ! Component: 450 - total flux cleaned = 0.00214041 Jy ! Component: 500 - total flux cleaned = 0.00226521 Jy ! Component: 550 - total flux cleaned = 0.0023255 Jy ! Component: 600 - total flux cleaned = 0.00229617 Jy ! Component: 650 - total flux cleaned = 0.0023264 Jy ! Component: 700 - total flux cleaned = 0.00238364 Jy ! Component: 750 - total flux cleaned = 0.00235562 Jy ! Component: 800 - total flux cleaned = 0.00241126 Jy ! Component: 850 - total flux cleaned = 0.00246477 Jy ! Component: 900 - total flux cleaned = 0.00241042 Jy ! Component: 950 - total flux cleaned = 0.00228022 Jy ! Component: 1000 - total flux cleaned = 0.00225434 Jy ! Component: 1050 - total flux cleaned = 0.00217824 Jy ! Component: 1100 - total flux cleaned = 0.0020789 Jy ! Component: 1150 - total flux cleaned = 0.00195709 Jy ! Component: 1200 - total flux cleaned = 0.00183723 Jy ! Component: 1250 - total flux cleaned = 0.00178943 Jy ! Component: 1300 - total flux cleaned = 0.00164979 Jy ! Component: 1350 - total flux cleaned = 0.00148953 Jy ! Component: 1400 - total flux cleaned = 0.00139993 Jy ! Component: 1450 - total flux cleaned = 0.00131105 Jy ! Component: 1500 - total flux cleaned = 0.0012671 Jy ! Component: 1550 - total flux cleaned = 0.00115924 Jy ! Component: 1600 - total flux cleaned = 0.00101035 Jy ! Component: 1650 - total flux cleaned = 0.000989776 Jy ! Component: 1700 - total flux cleaned = 0.000969358 Jy ! Component: 1750 - total flux cleaned = 0.000907824 Jy ! Component: 1800 - total flux cleaned = 0.000847182 Jy ! Component: 1850 - total flux cleaned = 0.000767495 Jy ! Component: 1900 - total flux cleaned = 0.000728244 Jy ! Component: 1950 - total flux cleaned = 0.000669633 Jy ! Component: 2000 - total flux cleaned = 0.000611801 Jy ! Component: 2050 - total flux cleaned = 0.000536447 Jy ! Component: 2100 - total flux cleaned = 0.00053646 Jy ! Component: 2150 - total flux cleaned = 0.00057311 Jy ! Component: 2200 - total flux cleaned = 0.000572927 Jy ! Component: 2250 - total flux cleaned = 0.000518557 Jy ! Component: 2300 - total flux cleaned = 0.000500826 Jy ! Component: 2350 - total flux cleaned = 0.000483349 Jy ! Component: 2400 - total flux cleaned = 0.000483456 Jy ! Component: 2450 - total flux cleaned = 0.000517567 Jy ! Component: 2500 - total flux cleaned = 0.000466442 Jy ! Component: 2550 - total flux cleaned = 0.00041581 Jy ! Component: 2600 - total flux cleaned = 0.000366126 Jy ! Component: 2650 - total flux cleaned = 0.000398941 Jy ! Component: 2700 - total flux cleaned = 0.000366363 Jy ! Component: 2750 - total flux cleaned = 0.000350246 Jy ! Component: 2800 - total flux cleaned = 0.000366315 Jy ! Component: 2850 - total flux cleaned = 0.000350579 Jy ! Component: 2900 - total flux cleaned = 0.000319334 Jy ! Component: 2950 - total flux cleaned = 0.000334803 Jy ! Component: 3000 - total flux cleaned = 0.000381018 Jy ! Component: 3050 - total flux cleaned = 0.00036577 Jy ! Component: 3100 - total flux cleaned = 0.000395684 Jy ! Component: 3150 - total flux cleaned = 0.000425515 Jy ! Component: 3200 - total flux cleaned = 0.000410428 Jy ! Component: 3250 - total flux cleaned = 0.000395716 Jy ! Component: 3300 - total flux cleaned = 0.000395714 Jy ! Component: 3350 - total flux cleaned = 0.000381257 Jy ! Component: 3400 - total flux cleaned = 0.000395387 Jy ! Component: 3450 - total flux cleaned = 0.000381177 Jy ! Component: 3500 - total flux cleaned = 0.000409096 Jy ! Component: 3550 - total flux cleaned = 0.000381428 Jy ! Component: 3600 - total flux cleaned = 0.000367669 Jy ! Component: 3650 - total flux cleaned = 0.000367705 Jy ! Component: 3700 - total flux cleaned = 0.000367721 Jy ! Component: 3750 - total flux cleaned = 0.000341181 Jy ! Component: 3800 - total flux cleaned = 0.000354769 Jy ! Component: 3850 - total flux cleaned = 0.000420539 Jy ! Component: 3900 - total flux cleaned = 0.000381447 Jy ! Component: 3950 - total flux cleaned = 0.000432985 Jy ! Component: 4000 - total flux cleaned = 0.000394542 Jy ! Component: 4050 - total flux cleaned = 0.000343678 Jy ! Total flux subtracted in 4096 components = 0.000343536 Jy ! Clean residual min=-0.000759 max=0.000961 Jy/beam ! Clean residual mean=-0.000004 rms=0.000238 Jy/beam ! Combined flux in latest and established models = 0.219115 Jy keep ! Adding 329 model components to the UV plane model. ! The established model now contains 547 components and 0.219115 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J1755+0454_S_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.3 x 7.647 at -3.051 degrees (North through East) ! Clean map min=-0.0015405 max=0.071514 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J1755+0454_S_map.fits wmodel /vlbi/uf001/uva//J1755+0454_S_map.mod ! Writing 547 model components to file: /vlbi/uf001/uva//J1755+0454_S_map.mod wobs /vlbi/uf001/uva//J1755+0454_S_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J1755+0454_S_uvs.fits wwins /vlbi/uf001/uva//J1755+0454_S_map.win ! wwins: Wrote 9 windows to /vlbi/uf001/uva//J1755+0454_S_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0715142 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000235463 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.987758 0.987758 1.97552 3.95103 7.90207 15.8041 31.6083 63.2165 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0007 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.071 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 303.718 quit ! Quitting program ! Log file /vlbi/uf001/uva//J1755+0454_S_dfm.log closed on Mon Jan 14 04:24:43 2019