! Started logfile: /vlbi/uf001/uva//J1640+1220_S_dfm.log on Mon Jan 14 03:49:14 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//J1640+1220_S_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J1640+1220_S_uva.fits ! AN table 1: 42 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.954497 visibilities/baseline/integration-bin. ! Found source: J1640+1220 ! ! 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 5412 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 J1640+1220_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 70 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 70 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 70 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.304044Jy sigma=20.440550 ! Fit after self-cal, rms=0.393669Jy sigma=6.785819 ! 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=2.761 mas, bmaj=6.422 mas, bpa=-6.016 degrees ! Estimated noise=0.766375 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 = 0.508135 Jy ! Component: 100 - total flux cleaned = 0.677351 Jy ! Total flux subtracted in 100 components = 0.677351 Jy ! Clean residual min=-0.030057 max=0.103113 Jy/beam ! Clean residual mean=0.000045 rms=0.009896 Jy/beam ! Combined flux in latest and established models = 0.677351 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 13 components and 0.677351 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.299764Jy sigma=3.912495 ! Fit after self-cal, rms=0.299533Jy sigma=3.910242 ! Inverting map ! Added new window around map position (-4.5, 0). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.108849 Jy ! Component: 100 - total flux cleaned = 0.180529 Jy ! Total flux subtracted in 100 components = 0.180529 Jy ! Clean residual min=-0.024530 max=0.040291 Jy/beam ! Clean residual mean=0.000035 rms=0.006433 Jy/beam ! Combined flux in latest and established models = 0.85788 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 32 components and 0.85788 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.215621Jy sigma=2.759783 ! Fit after self-cal, rms=0.214419Jy sigma=2.722325 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0565485 Jy ! Component: 100 - total flux cleaned = 0.0960547 Jy ! Total flux subtracted in 100 components = 0.0960547 Jy ! Clean residual min=-0.018866 max=0.022821 Jy/beam ! Clean residual mean=0.000033 rms=0.004920 Jy/beam ! Combined flux in latest and established models = 0.953935 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 42 components and 0.953935 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.180451Jy sigma=2.281152 ! Fit after self-cal, rms=0.179960Jy sigma=2.262942 ! 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=3.164 mas, bmaj=7.123 mas, bpa=-5.574 degrees ! Estimated noise=0.660122 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 = 0.0523851 Jy ! Component: 100 - total flux cleaned = 0.0874317 Jy ! Component: 150 - total flux cleaned = 0.113283 Jy ! Component: 200 - total flux cleaned = 0.132822 Jy ! Total flux subtracted in 200 components = 0.132822 Jy ! Clean residual min=-0.020884 max=0.033284 Jy/beam ! Clean residual mean=0.000009 rms=0.006426 Jy/beam ! Combined flux in latest and established models = 1.08676 Jy ! Performing phase self-cal ! Adding 80 model components to the UV plane model. ! The established model now contains 105 components and 1.08676 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.152390Jy sigma=1.955115 ! Fit after self-cal, rms=0.151862Jy sigma=1.941308 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.164 x 7.123 at -5.574 degrees (North through East) ! Clean map min=-0.020726 max=0.69346 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 0.88 HN 0.98 KP 1.00 ! LA 0.93 MK 1.00 NL 1.07 OV 1.00 ! PT 0.97 SC 1.00 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 0.89 HN 1.00 KP 1.01 ! LA 0.94 MK 1.01 NL 1.11 OV 0.99 ! PT 1.01 SC 1.00 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 0.92 HN 1.02 KP 1.00 ! LA 0.94 MK 1.02 NL 1.14 OV 1.02 ! PT 0.98 SC 1.04 ! ! ! Fit before self-cal, rms=0.151862Jy sigma=1.941308 ! Fit after self-cal, rms=0.129356Jy sigma=1.695609 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=3.186 mas, bmaj=7.196 mas, bpa=-5.528 degrees ! Estimated noise=0.657541 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 (-119, 85). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0273175 Jy ! Component: 100 - total flux cleaned = 0.0446327 Jy ! Component: 150 - total flux cleaned = 0.0574261 Jy ! Component: 200 - total flux cleaned = 0.0673233 Jy ! Total flux subtracted in 200 components = 0.0673233 Jy ! Clean residual min=-0.014522 max=0.023759 Jy/beam ! Clean residual mean=0.000040 rms=0.004681 Jy/beam ! Combined flux in latest and established models = 1.15408 Jy ! Performing phase self-cal ! Adding 85 model components to the UV plane model. ! The established model now contains 190 components and 1.15408 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.119605Jy sigma=1.585927 ! Fit after self-cal, rms=0.119229Jy sigma=1.577464 ! 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=0.119229Jy sigma=1.577464 ! Fit after self-cal, rms=0.115540Jy sigma=1.539563 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.184 mas, bmaj=7.194 mas, bpa=-5.492 degrees ! Estimated noise=0.658582 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00999517 Jy ! Component: 100 - total flux cleaned = 0.0171332 Jy ! Component: 150 - total flux cleaned = 0.0229777 Jy ! Component: 200 - total flux cleaned = 0.027908 Jy ! Total flux subtracted in 200 components = 0.027908 Jy ! Clean residual min=-0.015309 max=0.022255 Jy/beam ! Clean residual mean=0.000049 rms=0.004427 Jy/beam ! Combined flux in latest and established models = 1.18199 Jy selfcal ! Performing phase self-cal ! Adding 62 model components to the UV plane model. ! The established model now contains 232 components and 1.18199 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.113624Jy sigma=1.523451 ! Fit after self-cal, rms=0.113589Jy sigma=1.522066 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 (-102, 90.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0213921 Jy ! Component: 100 - total flux cleaned = 0.0354904 Jy ! Component: 150 - total flux cleaned = 0.0466485 Jy ! Component: 200 - total flux cleaned = 0.0558097 Jy ! Total flux subtracted in 200 components = 0.0558097 Jy ! Clean residual min=-0.014640 max=0.018570 Jy/beam ! Clean residual mean=0.000040 rms=0.004084 Jy/beam ! Combined flux in latest and established models = 1.2378 Jy ! Performing phase self-cal ! Adding 71 model components to the UV plane model. ! The established model now contains 303 components and 1.2378 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.105927Jy sigma=1.450277 ! Fit after self-cal, rms=0.105855Jy sigma=1.445076 ! Inverting map ! Added new window around map position (-117.5, 114). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0212196 Jy ! Component: 100 - total flux cleaned = 0.0368338 Jy ! Component: 150 - total flux cleaned = 0.0493851 Jy ! Component: 200 - total flux cleaned = 0.0600711 Jy ! Total flux subtracted in 200 components = 0.0600711 Jy ! Clean residual min=-0.013988 max=0.015832 Jy/beam ! Clean residual mean=0.000019 rms=0.003577 Jy/beam ! Combined flux in latest and established models = 1.29787 Jy ! Performing phase self-cal ! Adding 84 model components to the UV plane model. ! The established model now contains 381 components and 1.29787 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.097323Jy sigma=1.353406 ! Fit after self-cal, rms=0.096789Jy sigma=1.346812 ! Inverting map ! Added new window around map position (-85, 64). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0161579 Jy ! Component: 100 - total flux cleaned = 0.0279237 Jy ! Component: 150 - total flux cleaned = 0.0381799 Jy ! Component: 200 - total flux cleaned = 0.0474332 Jy ! Total flux subtracted in 200 components = 0.0474332 Jy ! Clean residual min=-0.013144 max=0.015317 Jy/beam ! Clean residual mean=0.000021 rms=0.003195 Jy/beam ! Combined flux in latest and established models = 1.3453 Jy ! Performing phase self-cal ! Adding 77 model components to the UV plane model. ! The established model now contains 452 components and 1.3453 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.091071Jy sigma=1.287168 ! Fit after self-cal, rms=0.090863Jy sigma=1.283714 ! Inverting map ! Added new window around map position (-39.5, 18.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0149334 Jy ! Component: 100 - total flux cleaned = 0.0250062 Jy ! Component: 150 - total flux cleaned = 0.0332354 Jy ! Component: 200 - total flux cleaned = 0.0405196 Jy ! Total flux subtracted in 200 components = 0.0405196 Jy ! Clean residual min=-0.012211 max=0.013279 Jy/beam ! Clean residual mean=0.000023 rms=0.002876 Jy/beam ! Combined flux in latest and established models = 1.38582 Jy ! Performing phase self-cal ! Adding 65 model components to the UV plane model. ! The established model now contains 496 components and 1.38582 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.086236Jy sigma=1.230464 ! Fit after self-cal, rms=0.086166Jy sigma=1.228901 ! Inverting map ! Added new window around map position (-125.5, 112). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0133367 Jy ! Component: 100 - total flux cleaned = 0.0221148 Jy ! Component: 150 - total flux cleaned = 0.0289358 Jy ! Component: 200 - total flux cleaned = 0.0349645 Jy ! Total flux subtracted in 200 components = 0.0349645 Jy ! Clean residual min=-0.011194 max=0.010081 Jy/beam ! Clean residual mean=0.000011 rms=0.002612 Jy/beam ! Combined flux in latest and established models = 1.42079 Jy ! Performing phase self-cal ! Adding 75 model components to the UV plane model. ! The established model now contains 552 components and 1.42079 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.082237Jy sigma=1.187719 ! Fit after self-cal, rms=0.082125Jy sigma=1.186202 ! 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=0.082125Jy sigma=1.186202 ! Fit after self-cal, rms=0.078951Jy sigma=1.150585 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.183 mas, bmaj=7.195 mas, bpa=-5.577 degrees ! Estimated noise=0.657406 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00883294 Jy ! Component: 100 - total flux cleaned = 0.0161749 Jy ! Component: 150 - total flux cleaned = 0.0228791 Jy ! Component: 200 - total flux cleaned = 0.0288554 Jy ! Total flux subtracted in 200 components = 0.0288554 Jy ! Clean residual min=-0.009224 max=0.009249 Jy/beam ! Clean residual mean=-0.000005 rms=0.002297 Jy/beam ! Combined flux in latest and established models = 1.44964 Jy selfcal ! Performing phase self-cal ! Adding 81 model components to the UV plane model. ! The established model now contains 607 components and 1.44964 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.076461Jy sigma=1.125427 ! Fit after self-cal, rms=0.076414Jy sigma=1.124643 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 = 0.00595795 Jy ! Component: 100 - total flux cleaned = 0.010819 Jy ! Component: 150 - total flux cleaned = 0.015401 Jy ! Component: 200 - total flux cleaned = 0.0195334 Jy ! Total flux subtracted in 200 components = 0.0195334 Jy ! Clean residual min=-0.008858 max=0.008882 Jy/beam ! Clean residual mean=-0.000005 rms=0.002188 Jy/beam ! Combined flux in latest and established models = 1.46918 Jy ! Performing phase self-cal ! Adding 72 model components to the UV plane model. ! The established model now contains 637 components and 1.46918 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.074896Jy sigma=1.109413 ! Fit after self-cal, rms=0.074870Jy sigma=1.108930 ! 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=0.074870Jy sigma=1.108930 ! Fit after self-cal, rms=0.074702Jy sigma=1.107108 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=6.8 mas, bmaj=10.49 mas, bpa=-4.282 degrees ! Estimated noise=0.914393 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.014861 Jy ! Component: 100 - total flux cleaned = 0.026709 Jy ! Component: 150 - total flux cleaned = 0.0367857 Jy ! Component: 200 - total flux cleaned = 0.0455063 Jy ! Total flux subtracted in 200 components = 0.0455063 Jy ! Clean residual min=-0.013052 max=0.015619 Jy/beam ! Clean residual mean=-0.000032 rms=0.003768 Jy/beam ! Combined flux in latest and established models = 1.51468 Jy selfcal ! Performing phase self-cal ! Adding 64 model components to the UV plane model. ! The established model now contains 665 components and 1.51468 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.072684Jy sigma=1.099148 ! Fit after self-cal, rms=0.072497Jy sigma=1.096268 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 (-99.5, 68.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0165431 Jy ! Component: 100 - total flux cleaned = 0.0280594 Jy ! Component: 150 - total flux cleaned = 0.0376713 Jy ! Component: 200 - total flux cleaned = 0.0461409 Jy ! Total flux subtracted in 200 components = 0.0461409 Jy ! Clean residual min=-0.010761 max=0.012119 Jy/beam ! Clean residual mean=-0.000014 rms=0.003088 Jy/beam ! Combined flux in latest and established models = 1.56082 Jy ! Performing phase self-cal ! Adding 93 model components to the UV plane model. ! The established model now contains 751 components and 1.56082 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.069363Jy sigma=1.062883 ! Fit after self-cal, rms=0.069218Jy sigma=1.060728 ! 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=3.183 mas, bmaj=7.193 mas, bpa=-5.591 degrees ! Estimated noise=0.657669 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.183 x 7.193 at -5.591 degrees (North through East) ! Clean map min=-0.007087 max=0.68655 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=0.069218Jy sigma=1.060728 ! Fit after self-cal, rms=0.066210Jy sigma=0.998996 ! Inverting map and beam ! Estimated beam: bmin=3.185 mas, bmaj=7.195 mas, bpa=-5.621 degrees ! Estimated noise=0.657795 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00714946 Jy ! Component: 100 - total flux cleaned = 0.0125429 Jy ! Component: 150 - total flux cleaned = 0.0166501 Jy ! Component: 200 - total flux cleaned = 0.0204643 Jy ! Total flux subtracted in 200 components = 0.0204643 Jy ! Clean residual min=-0.006132 max=0.007214 Jy/beam ! Clean residual mean=-0.000000 rms=0.001618 Jy/beam ! Combined flux in latest and established models = 1.58129 Jy ! Performing phase self-cal ! Adding 44 model components to the UV plane model. ! The established model now contains 790 components and 1.58129 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.064806Jy sigma=0.978098 ! Fit after self-cal, rms=0.064759Jy sigma=0.977455 ! Inverting map ! Added new window around map position (-108, 107). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00754662 Jy ! Component: 100 - total flux cleaned = 0.0128086 Jy ! Component: 150 - total flux cleaned = 0.0171119 Jy ! Component: 200 - total flux cleaned = 0.0210751 Jy ! Total flux subtracted in 200 components = 0.0210751 Jy ! Clean residual min=-0.005384 max=0.005697 Jy/beam ! Clean residual mean=-0.000006 rms=0.001484 Jy/beam ! Combined flux in latest and established models = 1.60236 Jy ! Performing phase self-cal ! Adding 42 model components to the UV plane model. ! The established model now contains 821 components and 1.60236 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.063183Jy sigma=0.958137 ! Fit after self-cal, rms=0.063054Jy sigma=0.957151 ! Inverting map ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.063054Jy sigma=0.957151 ! Fit after self-cal, rms=0.063043Jy sigma=0.955686 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=2.774 mas, bmaj=6.477 mas, bpa=-5.985 degrees ! Estimated noise=0.768627 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.507467 Jy ! Component: 100 - total flux cleaned = 0.683397 Jy ! Component: 150 - total flux cleaned = 0.794011 Jy ! Component: 200 - total flux cleaned = 0.868635 Jy ! Total flux subtracted in 200 components = 0.868635 Jy ! Clean residual min=-0.015803 max=0.041072 Jy/beam ! Clean residual mean=0.000038 rms=0.005517 Jy/beam ! Combined flux in latest and established models = 0.868635 Jy uvw 0,-1 ! Uniform weighting is not currently selected. ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. flux_cutoff = imstat(rms) * dynam ! Adding 25 model components to the UV plane model. ! The established model now contains 25 components and 0.868635 Jy ! Inverting map and beam ! Estimated beam: bmin=3.184 mas, bmaj=7.193 mas, bpa=-5.612 degrees ! Estimated noise=0.657616 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 = 0.0742332 Jy ! Component: 100 - total flux cleaned = 0.123197 Jy ! Component: 150 - total flux cleaned = 0.161084 Jy ! Component: 200 - total flux cleaned = 0.193399 Jy ! Total flux subtracted in 200 components = 0.193399 Jy ! Clean residual min=-0.014249 max=0.022680 Jy/beam ! Clean residual mean=0.000020 rms=0.005502 Jy/beam ! Combined flux in latest and established models = 1.06203 Jy ! Adding 81 model components to the UV plane model. ! The established model now contains 97 components and 1.06203 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=6.8 mas, bmaj=10.49 mas, bpa=-4.322 degrees ! Estimated noise=0.914058 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0618395 Jy ! Component: 100 - total flux cleaned = 0.112464 Jy ! Component: 150 - total flux cleaned = 0.155703 Jy ! Component: 200 - total flux cleaned = 0.193438 Jy ! Total flux subtracted in 200 components = 0.193438 Jy ! Clean residual min=-0.023746 max=0.027056 Jy/beam ! Clean residual mean=-0.000018 rms=0.008184 Jy/beam ! Combined flux in latest and established models = 1.25547 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 = 0.033403 Jy ! Component: 100 - total flux cleaned = 0.0632675 Jy ! Component: 150 - total flux cleaned = 0.0901789 Jy ! Component: 200 - total flux cleaned = 0.114567 Jy ! Total flux subtracted in 200 components = 0.114567 Jy ! Clean residual min=-0.021374 max=0.019919 Jy/beam ! Clean residual mean=-0.000054 rms=0.006092 Jy/beam ! Combined flux in latest and established models = 1.37004 Jy ! Adding 292 model components to the UV plane model. ! The established model now contains 371 components and 1.37004 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=3.184 mas, bmaj=7.193 mas, bpa=-5.612 degrees ! Estimated noise=0.657616 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.013267 Jy ! Component: 100 - total flux cleaned = 0.024837 Jy ! Component: 150 - total flux cleaned = 0.0355464 Jy ! Component: 200 - total flux cleaned = 0.0455737 Jy ! Total flux subtracted in 200 components = 0.0455737 Jy ! Clean residual min=-0.008665 max=0.010049 Jy/beam ! Clean residual mean=0.000000 rms=0.002390 Jy/beam ! Combined flux in latest and established models = 1.41561 Jy selfcal ! Performing phase self-cal ! Adding 72 model components to the UV plane model. ! The established model now contains 441 components and 1.41561 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.075589Jy sigma=1.084985 ! Fit after self-cal, rms=0.074868Jy sigma=1.069893 wmodel J1640+1220_S_map.mod ! Writing 441 model components to file: J1640+1220_S_map.mod wobs J1640+1220_S_uvs.fits ! Writing UV FITS file: J1640+1220_S_uvs.fits wwins J1640+1220_S_map.win ! wwins: Wrote 10 windows to J1640+1220_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 = 0.0025715 Jy ! Component: 100 - total flux cleaned = 0.00318599 Jy ! Component: 150 - total flux cleaned = 0.00332883 Jy ! Component: 200 - total flux cleaned = 0.00374072 Jy ! Component: 250 - total flux cleaned = 0.00374173 Jy ! Component: 300 - total flux cleaned = 0.00424681 Jy ! Component: 350 - total flux cleaned = 0.00436752 Jy ! Component: 400 - total flux cleaned = 0.00484617 Jy ! Component: 450 - total flux cleaned = 0.00554694 Jy ! Component: 500 - total flux cleaned = 0.00645964 Jy ! Component: 550 - total flux cleaned = 0.00724328 Jy ! Component: 600 - total flux cleaned = 0.00845065 Jy ! Component: 650 - total flux cleaned = 0.00920448 Jy ! Component: 700 - total flux cleaned = 0.0103683 Jy ! Component: 750 - total flux cleaned = 0.0113036 Jy ! Component: 800 - total flux cleaned = 0.0124291 Jy ! Component: 850 - total flux cleaned = 0.0135344 Jy ! Component: 900 - total flux cleaned = 0.0145239 Jy ! Component: 950 - total flux cleaned = 0.0156925 Jy ! Component: 1000 - total flux cleaned = 0.0168423 Jy ! Component: 1050 - total flux cleaned = 0.017975 Jy ! Component: 1100 - total flux cleaned = 0.0189997 Jy ! Component: 1150 - total flux cleaned = 0.0201927 Jy ! Component: 1200 - total flux cleaned = 0.0215507 Jy ! Component: 1250 - total flux cleaned = 0.0227108 Jy ! Component: 1300 - total flux cleaned = 0.0237685 Jy ! Component: 1350 - total flux cleaned = 0.0249006 Jy ! Component: 1400 - total flux cleaned = 0.0259328 Jy ! Component: 1450 - total flux cleaned = 0.0274589 Jy ! Component: 1500 - total flux cleaned = 0.028212 Jy ! Component: 1550 - total flux cleaned = 0.0292078 Jy ! Component: 1600 - total flux cleaned = 0.0305162 Jy ! Component: 1650 - total flux cleaned = 0.0314861 Jy ! Component: 1700 - total flux cleaned = 0.0324437 Jy ! Component: 1750 - total flux cleaned = 0.033312 Jy ! Component: 1800 - total flux cleaned = 0.0343256 Jy ! Component: 1850 - total flux cleaned = 0.0347108 Jy ! Component: 1900 - total flux cleaned = 0.035703 Jy ! Component: 1950 - total flux cleaned = 0.0364581 Jy ! Component: 2000 - total flux cleaned = 0.0369075 Jy ! Component: 2050 - total flux cleaned = 0.0378698 Jy ! Component: 2100 - total flux cleaned = 0.0386767 Jy ! Component: 2150 - total flux cleaned = 0.0395473 Jy ! Component: 2200 - total flux cleaned = 0.0401943 Jy ! Component: 2250 - total flux cleaned = 0.040906 Jy ! Component: 2300 - total flux cleaned = 0.0416101 Jy ! Component: 2350 - total flux cleaned = 0.0424476 Jy ! Component: 2400 - total flux cleaned = 0.0430691 Jy ! Component: 2450 - total flux cleaned = 0.0438903 Jy ! Component: 2500 - total flux cleaned = 0.0444329 Jy ! Component: 2550 - total flux cleaned = 0.0452391 Jy ! Component: 2600 - total flux cleaned = 0.0459043 Jy ! Component: 2650 - total flux cleaned = 0.0464973 Jy ! Component: 2700 - total flux cleaned = 0.0472811 Jy ! Component: 2750 - total flux cleaned = 0.047864 Jy ! Component: 2800 - total flux cleaned = 0.0483764 Jy ! Component: 2850 - total flux cleaned = 0.0490127 Jy ! Component: 2900 - total flux cleaned = 0.0495797 Jy ! Component: 2950 - total flux cleaned = 0.0503296 Jy ! Component: 3000 - total flux cleaned = 0.0508242 Jy ! Component: 3050 - total flux cleaned = 0.0514393 Jy ! Component: 3100 - total flux cleaned = 0.051865 Jy ! Component: 3150 - total flux cleaned = 0.0523483 Jy ! Component: 3200 - total flux cleaned = 0.0530069 Jy ! Component: 3250 - total flux cleaned = 0.053542 Jy ! Component: 3300 - total flux cleaned = 0.0540126 Jy ! Component: 3350 - total flux cleaned = 0.0545961 Jy ! Component: 3400 - total flux cleaned = 0.0549436 Jy ! Component: 3450 - total flux cleaned = 0.0555178 Jy ! Component: 3500 - total flux cleaned = 0.0559161 Jy ! Component: 3550 - total flux cleaned = 0.0563681 Jy ! Component: 3600 - total flux cleaned = 0.0567042 Jy ! Component: 3650 - total flux cleaned = 0.057093 Jy ! Component: 3700 - total flux cleaned = 0.0573143 Jy ! Component: 3750 - total flux cleaned = 0.0576428 Jy ! Component: 3800 - total flux cleaned = 0.0579691 Jy ! Component: 3850 - total flux cleaned = 0.0583464 Jy ! Component: 3900 - total flux cleaned = 0.0583995 Jy ! Component: 3950 - total flux cleaned = 0.058772 Jy ! Component: 4000 - total flux cleaned = 0.0590881 Jy ! Component: 4050 - total flux cleaned = 0.0592447 Jy ! Total flux subtracted in 4096 components = 0.059609 Jy ! Clean residual min=-0.003329 max=0.002625 Jy/beam ! Clean residual mean=0.000006 rms=0.001132 Jy/beam ! Combined flux in latest and established models = 1.47522 Jy keep ! Adding 476 model components to the UV plane model. ! The established model now contains 903 components and 1.47522 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J1640+1220_S_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.184 x 7.193 at -5.612 degrees (North through East) ! Clean map min=-0.0059781 max=0.69047 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J1640+1220_S_map.fits wmodel /vlbi/uf001/uva//J1640+1220_S_map.mod ! Writing 903 model components to file: /vlbi/uf001/uva//J1640+1220_S_map.mod wobs /vlbi/uf001/uva//J1640+1220_S_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J1640+1220_S_uvs.fits wwins /vlbi/uf001/uva//J1640+1220_S_map.win ! wwins: Wrote 11 windows to /vlbi/uf001/uva//J1640+1220_S_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.690473 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.00110883 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.481771 0.481771 0.963543 1.92709 3.85417 7.70834 15.4167 30.8334 61.6667 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0033 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.69 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 622.702 quit ! Quitting program ! Log file /vlbi/uf001/uva//J1640+1220_S_dfm.log closed on Mon Jan 14 03:49:20 2019