! Started logfile: /vlbi/uf001/uva//J1521+0430_S_dfm.log on Mon Jan 14 03:16:23 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//J1521+0430_S_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J1521+0430_S_uva.fits ! AN table 1: 72 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.989506 visibilities/baseline/integration-bin. ! Found source: J1521+0430 ! ! 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 9618 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 J1521+0430_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. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=1.582871Jy sigma=20.639515 ! Fit after self-cal, rms=0.892889Jy sigma=12.316390 ! 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=2.466 mas, bmaj=6.785 mas, bpa=-4.906 degrees ! Estimated noise=0.584428 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 = 0.486855 Jy ! Component: 100 - total flux cleaned = 0.700582 Jy ! Total flux subtracted in 100 components = 0.700582 Jy ! Clean residual min=-0.073940 max=0.290415 Jy/beam ! Clean residual mean=0.000209 rms=0.026477 Jy/beam ! Combined flux in latest and established models = 0.700582 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 18 components and 0.700582 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.882750Jy sigma=9.318089 ! Fit after self-cal, rms=0.882445Jy sigma=9.296189 ! Inverting map ! Added new window around map position (61.5, 121.5). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.255607 Jy ! Component: 100 - total flux cleaned = 0.405634 Jy ! Total flux subtracted in 100 components = 0.405634 Jy ! Clean residual min=-0.068329 max=0.140102 Jy/beam ! Clean residual mean=0.000199 rms=0.020851 Jy/beam ! Combined flux in latest and established models = 1.10622 Jy ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 37 components and 1.10622 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.722640Jy sigma=7.450400 ! Fit after self-cal, rms=0.697038Jy sigma=7.125892 ! Inverting map ! Added new window around map position (69, 127.5). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.175735 Jy ! Component: 100 - total flux cleaned = 0.3044 Jy ! Total flux subtracted in 100 components = 0.3044 Jy ! Clean residual min=-0.050565 max=0.099583 Jy/beam ! Clean residual mean=0.000163 rms=0.016276 Jy/beam ! Combined flux in latest and established models = 1.41062 Jy ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 61 components and 1.41062 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.583639Jy sigma=5.827614 ! Fit after self-cal, rms=0.574158Jy sigma=5.687430 ! Inverting map ! Added new window around map position (65, 124). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.130937 Jy ! Component: 100 - total flux cleaned = 0.234926 Jy ! Total flux subtracted in 100 components = 0.234926 Jy ! Clean residual min=-0.040714 max=0.078968 Jy/beam ! Clean residual mean=0.000124 rms=0.013408 Jy/beam ! Combined flux in latest and established models = 1.64554 Jy ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 79 components and 1.64554 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.488165Jy sigma=4.801272 ! Fit after self-cal, rms=0.483691Jy sigma=4.739115 ! 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=2.867 mas, bmaj=7.209 mas, bpa=-4.355 degrees ! Estimated noise=0.472792 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 = 0.141873 Jy ! Component: 100 - total flux cleaned = 0.256043 Jy ! Component: 150 - total flux cleaned = 0.354344 Jy ! Component: 200 - total flux cleaned = 0.440304 Jy ! Total flux subtracted in 200 components = 0.440304 Jy ! Clean residual min=-0.036619 max=0.086648 Jy/beam ! Clean residual mean=0.000195 rms=0.013066 Jy/beam ! Combined flux in latest and established models = 2.08585 Jy ! Performing phase self-cal ! Adding 73 model components to the UV plane model. ! The established model now contains 136 components and 2.08585 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.340588Jy sigma=3.486563 ! Fit after self-cal, rms=0.336743Jy sigma=3.432641 ! Inverting map ! Added new window around map position (4.5, 3). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0906322 Jy ! Component: 100 - total flux cleaned = 0.164238 Jy ! Component: 150 - total flux cleaned = 0.228711 Jy ! Component: 200 - total flux cleaned = 0.28614 Jy ! Total flux subtracted in 200 components = 0.28614 Jy ! Clean residual min=-0.028529 max=0.058307 Jy/beam ! Clean residual mean=0.000119 rms=0.009490 Jy/beam ! Combined flux in latest and established models = 2.37199 Jy ! Performing phase self-cal ! Adding 57 model components to the UV plane model. ! The established model now contains 173 components and 2.37198 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.252782Jy sigma=2.710245 ! Fit after self-cal, rms=0.250813Jy sigma=2.683351 ! Inverting map ! Added new window around map position (57.5, 118). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0591747 Jy ! Component: 100 - total flux cleaned = 0.107961 Jy ! Component: 150 - total flux cleaned = 0.151599 Jy ! Component: 200 - total flux cleaned = 0.191071 Jy ! Total flux subtracted in 200 components = 0.191071 Jy ! Clean residual min=-0.022823 max=0.032855 Jy/beam ! Clean residual mean=0.000085 rms=0.007452 Jy/beam ! Combined flux in latest and established models = 2.56306 Jy ! Performing phase self-cal ! Adding 62 model components to the UV plane model. ! The established model now contains 217 components and 2.56306 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.202477Jy sigma=2.282549 ! Fit after self-cal, rms=0.201692Jy sigma=2.276353 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.867 x 7.209 at -4.355 degrees (North through East) ! Clean map min=-0.022345 max=0.65139 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 0.87 HN 1.02 KP 0.97 ! LA 0.88 MK 1.02 NL 1.07 OV 0.93 ! PT 0.91 SC 1.11 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 0.88 HN 1.03 KP 0.98 ! LA 0.91 MK 1.05 NL 1.14 OV 0.93 ! PT 0.93 SC 1.12 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 0.92 HN 1.03 KP 0.98 ! LA 0.91 MK 1.11 NL 1.12 OV 0.95 ! PT 0.95 SC 1.12 ! ! ! Fit before self-cal, rms=0.201692Jy sigma=2.276353 ! Fit after self-cal, rms=0.113361Jy sigma=1.657232 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=2.951 mas, bmaj=7.467 mas, bpa=-4.818 degrees ! Estimated noise=0.474821 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 = 0.00706237 Jy ! Component: 100 - total flux cleaned = 0.00763842 Jy ! Component: 150 - total flux cleaned = 0.00765472 Jy ! Component: 200 - total flux cleaned = 0.00766145 Jy ! Total flux subtracted in 200 components = 0.00766145 Jy ! Clean residual min=-0.015217 max=0.018866 Jy/beam ! Clean residual mean=-0.000005 rms=0.004134 Jy/beam ! Combined flux in latest and established models = 2.57072 Jy ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 241 components and 2.57072 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.109175Jy sigma=1.584973 ! Fit after self-cal, rms=0.108709Jy sigma=1.582469 ! 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=0.108709Jy sigma=1.582469 ! Fit after self-cal, rms=0.100320Jy sigma=1.475266 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.942 mas, bmaj=7.464 mas, bpa=-5.065 degrees ! Estimated noise=0.47459 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00267624 Jy ! Component: 100 - total flux cleaned = 0.00231195 Jy ! Component: 150 - total flux cleaned = 0.00263384 Jy ! Component: 200 - total flux cleaned = 0.00234319 Jy ! Total flux subtracted in 200 components = 0.00234319 Jy ! Clean residual min=-0.012721 max=0.015753 Jy/beam ! Clean residual mean=-0.000009 rms=0.003422 Jy/beam ! Combined flux in latest and established models = 2.57306 Jy selfcal ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 258 components and 2.57306 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.098240Jy sigma=1.435798 ! Fit after self-cal, rms=0.097999Jy sigma=1.434276 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 (10.5, 12.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0069869 Jy ! Component: 100 - total flux cleaned = 0.00873398 Jy ! Component: 150 - total flux cleaned = 0.00961938 Jy ! Component: 200 - total flux cleaned = 0.0106884 Jy ! Total flux subtracted in 200 components = 0.0106884 Jy ! Clean residual min=-0.012595 max=0.014797 Jy/beam ! Clean residual mean=-0.000010 rms=0.003189 Jy/beam ! Combined flux in latest and established models = 2.58375 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 270 components and 2.58375 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.095112Jy sigma=1.393255 ! Fit after self-cal, rms=0.094839Jy sigma=1.391391 ! Inverting map ! Added new window around map position (112.5, 93.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0123698 Jy ! Component: 100 - total flux cleaned = 0.0153574 Jy ! Component: 150 - total flux cleaned = 0.0166858 Jy ! Component: 200 - total flux cleaned = 0.0174499 Jy ! Total flux subtracted in 200 components = 0.0174499 Jy ! Clean residual min=-0.011680 max=0.013083 Jy/beam ! Clean residual mean=-0.000008 rms=0.003004 Jy/beam ! Combined flux in latest and established models = 2.6012 Jy ! Performing phase self-cal ! Adding 37 model components to the UV plane model. ! The established model now contains 296 components and 2.6012 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.092447Jy sigma=1.357052 ! Fit after self-cal, rms=0.092450Jy sigma=1.355598 ! Inverting map ! Added new window around map position (-7, 5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00779719 Jy ! Component: 100 - total flux cleaned = 0.00863243 Jy ! Component: 150 - total flux cleaned = 0.00965475 Jy ! Component: 200 - total flux cleaned = 0.0106208 Jy ! Total flux subtracted in 200 components = 0.0106208 Jy ! Clean residual min=-0.011306 max=0.013103 Jy/beam ! Clean residual mean=-0.000010 rms=0.002833 Jy/beam ! Combined flux in latest and established models = 2.61182 Jy ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 314 components and 2.61182 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.090523Jy sigma=1.324842 ! Fit after self-cal, rms=0.090345Jy sigma=1.323658 ! Inverting map ! Added new window around map position (86, -6.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00978231 Jy ! Component: 100 - total flux cleaned = 0.0119099 Jy ! Component: 150 - total flux cleaned = 0.013838 Jy ! Component: 200 - total flux cleaned = 0.0140752 Jy ! Total flux subtracted in 200 components = 0.0140752 Jy ! Clean residual min=-0.010531 max=0.011418 Jy/beam ! Clean residual mean=-0.000008 rms=0.002659 Jy/beam ! Combined flux in latest and established models = 2.62589 Jy ! Performing phase self-cal ! Adding 35 model components to the UV plane model. ! The established model now contains 338 components and 2.62589 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.088566Jy sigma=1.293179 ! Fit after self-cal, rms=0.088511Jy sigma=1.292035 ! Inverting map ! Added new window around map position (73.5, 125). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0020699 Jy ! Component: 100 - total flux cleaned = 0.00138489 Jy ! Component: 150 - total flux cleaned = 0.00194431 Jy ! Component: 200 - total flux cleaned = 0.00312696 Jy ! Total flux subtracted in 200 components = 0.00312696 Jy ! Clean residual min=-0.009431 max=0.010725 Jy/beam ! Clean residual mean=-0.000008 rms=0.002488 Jy/beam ! Combined flux in latest and established models = 2.62902 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 356 components and 2.62902 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.086066Jy sigma=1.252963 ! Fit after self-cal, rms=0.086074Jy sigma=1.251449 ! Inverting map ! Added new window around map position (-9, 48.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00979069 Jy ! Component: 100 - total flux cleaned = 0.0128405 Jy ! Component: 150 - total flux cleaned = 0.0141654 Jy ! Component: 200 - total flux cleaned = 0.0141627 Jy ! Total flux subtracted in 200 components = 0.0141627 Jy ! Clean residual min=-0.009246 max=0.009767 Jy/beam ! Clean residual mean=-0.000010 rms=0.002340 Jy/beam ! Combined flux in latest and established models = 2.64318 Jy ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 371 components and 2.64318 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.084259Jy sigma=1.228715 ! Fit after self-cal, rms=0.084250Jy sigma=1.228059 ! 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=0.084250Jy sigma=1.228059 ! Fit after self-cal, rms=0.082678Jy sigma=1.210822 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.94 mas, bmaj=7.482 mas, bpa=-5.267 degrees ! Estimated noise=0.473528 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00403988 Jy ! Component: 100 - total flux cleaned = 0.00557808 Jy ! Component: 150 - total flux cleaned = 0.00618011 Jy ! Component: 200 - total flux cleaned = 0.00751363 Jy ! Total flux subtracted in 200 components = 0.00751363 Jy ! Clean residual min=-0.009071 max=0.009143 Jy/beam ! Clean residual mean=-0.000007 rms=0.002173 Jy/beam ! Combined flux in latest and established models = 2.6507 Jy selfcal ! Performing phase self-cal ! Adding 37 model components to the UV plane model. ! The established model now contains 389 components and 2.6507 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.081547Jy sigma=1.196033 ! Fit after self-cal, rms=0.081557Jy sigma=1.195588 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 = 0.000151993 Jy ! Component: 100 - total flux cleaned = 0.000519349 Jy ! Component: 150 - total flux cleaned = 0.000863414 Jy ! Component: 200 - total flux cleaned = 0.0010285 Jy ! Total flux subtracted in 200 components = 0.0010285 Jy ! Clean residual min=-0.008903 max=0.008864 Jy/beam ! Clean residual mean=-0.000008 rms=0.002119 Jy/beam ! Combined flux in latest and established models = 2.65173 Jy ! Performing phase self-cal ! Adding 47 model components to the UV plane model. ! The established model now contains 401 components and 2.65173 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.080811Jy sigma=1.185581 ! Fit after self-cal, rms=0.080818Jy sigma=1.185312 ! 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=0.080818Jy sigma=1.185312 ! Fit after self-cal, rms=0.080632Jy sigma=1.184061 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=6.534 mas, bmaj=11.2 mas, bpa=-4.891 degrees ! Estimated noise=0.709157 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00345213 Jy ! Component: 100 - total flux cleaned = 0.00512355 Jy ! Component: 150 - total flux cleaned = 0.00596905 Jy ! Component: 200 - total flux cleaned = 0.00696179 Jy ! Total flux subtracted in 200 components = 0.00696179 Jy ! Clean residual min=-0.010998 max=0.011233 Jy/beam ! Clean residual mean=-0.000021 rms=0.002786 Jy/beam ! Combined flux in latest and established models = 2.65869 Jy selfcal ! Performing phase self-cal ! Adding 32 model components to the UV plane model. ! The established model now contains 425 components and 2.65869 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.079950Jy sigma=1.180411 ! Fit after self-cal, rms=0.079994Jy sigma=1.179553 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 = 0.00171979 Jy ! Component: 100 - total flux cleaned = 0.00229709 Jy ! Component: 150 - total flux cleaned = 0.00247897 Jy ! Component: 200 - total flux cleaned = 0.00264703 Jy ! Total flux subtracted in 200 components = 0.00264703 Jy ! Clean residual min=-0.010694 max=0.011179 Jy/beam ! Clean residual mean=-0.000023 rms=0.002700 Jy/beam ! Combined flux in latest and established models = 2.66133 Jy ! Performing phase self-cal ! Adding 38 model components to the UV plane model. ! The established model now contains 435 components and 2.66133 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.079543Jy sigma=1.178673 ! Fit after self-cal, rms=0.079598Jy sigma=1.178303 ! 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=2.939 mas, bmaj=7.49 mas, bpa=-5.345 degrees ! Estimated noise=0.472523 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.939 x 7.49 at -5.345 degrees (North through East) ! Clean map min=-0.010196 max=0.64373 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=0.079598Jy sigma=1.178303 ! Fit after self-cal, rms=0.075686Jy sigma=1.113447 ! Inverting map and beam ! Estimated beam: bmin=2.943 mas, bmaj=7.491 mas, bpa=-5.32 degrees ! Estimated noise=0.473052 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00351026 Jy ! Component: 100 - total flux cleaned = -0.00428646 Jy ! Component: 150 - total flux cleaned = -0.003239 Jy ! Component: 200 - total flux cleaned = -0.00307681 Jy ! Total flux subtracted in 200 components = -0.00307681 Jy ! Clean residual min=-0.008205 max=0.008622 Jy/beam ! Clean residual mean=-0.000007 rms=0.001964 Jy/beam ! Combined flux in latest and established models = 2.65826 Jy ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 446 components and 2.65826 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.074806Jy sigma=1.098839 ! Fit after self-cal, rms=0.074788Jy sigma=1.098517 ! Inverting map ! Added new window around map position (-14.5, 78). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00606235 Jy ! Component: 100 - total flux cleaned = 0.00695588 Jy ! Component: 150 - total flux cleaned = 0.00861602 Jy ! Component: 200 - total flux cleaned = 0.0102379 Jy ! Total flux subtracted in 200 components = 0.0102379 Jy ! Clean residual min=-0.007392 max=0.007481 Jy/beam ! Clean residual mean=-0.000005 rms=0.001851 Jy/beam ! Combined flux in latest and established models = 2.66849 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 466 components and 2.66849 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.073493Jy sigma=1.078446 ! Fit after self-cal, rms=0.073400Jy sigma=1.078037 ! Inverting map ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.073400Jy sigma=1.078037 ! Fit after self-cal, rms=0.073102Jy sigma=1.076464 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=2.527 mas, bmaj=7.017 mas, bpa=-5.847 degrees ! Estimated noise=0.590792 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.505583 Jy ! Component: 100 - total flux cleaned = 0.806483 Jy ! Component: 150 - total flux cleaned = 1.03567 Jy ! Component: 200 - total flux cleaned = 1.21759 Jy ! Total flux subtracted in 200 components = 1.21759 Jy ! Clean residual min=-0.062564 max=0.108958 Jy/beam ! Clean residual mean=0.000149 rms=0.017277 Jy/beam ! Combined flux in latest and established models = 1.21759 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 37 model components to the UV plane model. ! The established model now contains 37 components and 1.21759 Jy ! Inverting map and beam ! Estimated beam: bmin=2.942 mas, bmaj=7.492 mas, bpa=-5.345 degrees ! Estimated noise=0.471823 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 = 0.205445 Jy ! Component: 100 - total flux cleaned = 0.364989 Jy ! Component: 150 - total flux cleaned = 0.493124 Jy ! Component: 200 - total flux cleaned = 0.599007 Jy ! Total flux subtracted in 200 components = 0.599007 Jy ! Clean residual min=-0.037045 max=0.064551 Jy/beam ! Clean residual mean=0.000170 rms=0.012365 Jy/beam ! Combined flux in latest and established models = 1.8166 Jy ! Adding 76 model components to the UV plane model. ! The established model now contains 93 components and 1.8166 Jy ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0894469 Jy ! Component: 100 - total flux cleaned = 0.165786 Jy ! Component: 150 - total flux cleaned = 0.231703 Jy ! Component: 200 - total flux cleaned = 0.289327 Jy ! Total flux subtracted in 200 components = 0.289327 Jy ! Clean residual min=-0.027980 max=0.038467 Jy/beam ! Clean residual mean=0.000094 rms=0.008000 Jy/beam ! Combined flux in latest and established models = 2.10593 Jy ! Adding 73 model components to the UV plane model. ! The established model now contains 154 components and 2.10592 Jy ! Inverting map ! Added new window around map position (0.5, -14.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0511487 Jy ! Component: 100 - total flux cleaned = 0.0963892 Jy ! Component: 150 - total flux cleaned = 0.136727 Jy ! Component: 200 - total flux cleaned = 0.173045 Jy ! Total flux subtracted in 200 components = 0.173045 Jy ! Clean residual min=-0.022056 max=0.022971 Jy/beam ! Clean residual mean=0.000057 rms=0.005716 Jy/beam ! Combined flux in latest and established models = 2.27897 Jy ! Adding 69 model components to the UV plane model. ! The established model now contains 204 components and 2.27897 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=6.534 mas, bmaj=11.2 mas, bpa=-4.887 degrees ! Estimated noise=0.707356 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.070065 Jy ! Component: 100 - total flux cleaned = 0.120631 Jy ! Component: 150 - total flux cleaned = 0.160163 Jy ! Component: 200 - total flux cleaned = 0.192614 Jy ! Total flux subtracted in 200 components = 0.192614 Jy ! Clean residual min=-0.019290 max=0.020185 Jy/beam ! Clean residual mean=0.000064 rms=0.005988 Jy/beam ! Combined flux in latest and established models = 2.47158 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 = 0.0272289 Jy ! Component: 100 - total flux cleaned = 0.0505526 Jy ! Component: 150 - total flux cleaned = 0.0706398 Jy ! Component: 200 - total flux cleaned = 0.0867549 Jy ! Total flux subtracted in 200 components = 0.0867549 Jy ! Clean residual min=-0.016973 max=0.017463 Jy/beam ! Clean residual mean=0.000046 rms=0.004343 Jy/beam ! Combined flux in latest and established models = 2.55834 Jy ! Adding 120 model components to the UV plane model. ! The established model now contains 290 components and 2.55834 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=2.942 mas, bmaj=7.492 mas, bpa=-5.345 degrees ! Estimated noise=0.471823 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0113527 Jy ! Component: 100 - total flux cleaned = 0.0211657 Jy ! Component: 150 - total flux cleaned = 0.0304072 Jy ! Component: 200 - total flux cleaned = 0.0377795 Jy ! Total flux subtracted in 200 components = 0.0377795 Jy ! Clean residual min=-0.011245 max=0.013419 Jy/beam ! Clean residual mean=0.000004 rms=0.002802 Jy/beam ! Combined flux in latest and established models = 2.59612 Jy selfcal ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 319 components and 2.59612 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.087602Jy sigma=1.277618 ! Fit after self-cal, rms=0.086194Jy sigma=1.255920 wmodel J1521+0430_S_map.mod ! Writing 319 model components to file: J1521+0430_S_map.mod wobs J1521+0430_S_uvs.fits ! Writing UV FITS file: J1521+0430_S_uvs.fits wwins J1521+0430_S_map.win ! wwins: Wrote 14 windows to J1521+0430_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 = 0.00571166 Jy ! Component: 100 - total flux cleaned = 0.00796123 Jy ! Component: 150 - total flux cleaned = 0.010288 Jy ! Component: 200 - total flux cleaned = 0.0125193 Jy ! Component: 250 - total flux cleaned = 0.014671 Jy ! Component: 300 - total flux cleaned = 0.016581 Jy ! Component: 350 - total flux cleaned = 0.0177623 Jy ! Component: 400 - total flux cleaned = 0.0187496 Jy ! Component: 450 - total flux cleaned = 0.0198773 Jy ! Component: 500 - total flux cleaned = 0.0212961 Jy ! Component: 550 - total flux cleaned = 0.0229851 Jy ! Component: 600 - total flux cleaned = 0.0240347 Jy ! Component: 650 - total flux cleaned = 0.0253641 Jy ! Component: 700 - total flux cleaned = 0.0263793 Jy ! Component: 750 - total flux cleaned = 0.0278013 Jy ! Component: 800 - total flux cleaned = 0.0293333 Jy ! Component: 850 - total flux cleaned = 0.0306981 Jy ! Component: 900 - total flux cleaned = 0.0323065 Jy ! Component: 950 - total flux cleaned = 0.0334932 Jy ! Component: 1000 - total flux cleaned = 0.0347898 Jy ! Component: 1050 - total flux cleaned = 0.0361917 Jy ! Component: 1100 - total flux cleaned = 0.037319 Jy ! Component: 1150 - total flux cleaned = 0.0386745 Jy ! Component: 1200 - total flux cleaned = 0.0397671 Jy ! Component: 1250 - total flux cleaned = 0.0413176 Jy ! Component: 1300 - total flux cleaned = 0.042375 Jy ! Component: 1350 - total flux cleaned = 0.0437619 Jy ! Component: 1400 - total flux cleaned = 0.0452404 Jy ! Component: 1450 - total flux cleaned = 0.0461351 Jy ! Component: 1500 - total flux cleaned = 0.0471292 Jy ! Component: 1550 - total flux cleaned = 0.0482171 Jy ! Component: 1600 - total flux cleaned = 0.0493974 Jy ! Component: 1650 - total flux cleaned = 0.050242 Jy ! Component: 1700 - total flux cleaned = 0.0513918 Jy ! Component: 1750 - total flux cleaned = 0.0526269 Jy ! Component: 1800 - total flux cleaned = 0.0536398 Jy ! Component: 1850 - total flux cleaned = 0.0546412 Jy ! Component: 1900 - total flux cleaned = 0.0557268 Jy ! Component: 1950 - total flux cleaned = 0.0567027 Jy ! Component: 2000 - total flux cleaned = 0.0575714 Jy ! Component: 2050 - total flux cleaned = 0.0585261 Jy ! Component: 2100 - total flux cleaned = 0.0595597 Jy ! Component: 2150 - total flux cleaned = 0.0603035 Jy ! Component: 2200 - total flux cleaned = 0.0613161 Jy ! Component: 2250 - total flux cleaned = 0.0620437 Jy ! Component: 2300 - total flux cleaned = 0.0625841 Jy ! Component: 2350 - total flux cleaned = 0.0635622 Jy ! Component: 2400 - total flux cleaned = 0.0644419 Jy ! Component: 2450 - total flux cleaned = 0.0650489 Jy ! Component: 2500 - total flux cleaned = 0.0656501 Jy ! Component: 2550 - total flux cleaned = 0.0662444 Jy ! Component: 2600 - total flux cleaned = 0.067087 Jy ! Component: 2650 - total flux cleaned = 0.0675037 Jy ! Component: 2700 - total flux cleaned = 0.0684116 Jy ! Component: 2750 - total flux cleaned = 0.0684935 Jy ! Component: 2800 - total flux cleaned = 0.0690602 Jy ! Component: 2850 - total flux cleaned = 0.0696211 Jy ! Component: 2900 - total flux cleaned = 0.0700969 Jy ! Component: 2950 - total flux cleaned = 0.0704899 Jy ! Component: 3000 - total flux cleaned = 0.0709561 Jy ! Component: 3050 - total flux cleaned = 0.0713414 Jy ! Component: 3100 - total flux cleaned = 0.0718005 Jy ! Component: 3150 - total flux cleaned = 0.0719523 Jy ! Component: 3200 - total flux cleaned = 0.0724007 Jy ! Component: 3250 - total flux cleaned = 0.0726971 Jy ! Component: 3300 - total flux cleaned = 0.073139 Jy ! Component: 3350 - total flux cleaned = 0.0735772 Jy ! Component: 3400 - total flux cleaned = 0.0739383 Jy ! Component: 3450 - total flux cleaned = 0.0740816 Jy ! Component: 3500 - total flux cleaned = 0.074366 Jy ! Component: 3550 - total flux cleaned = 0.0746481 Jy ! Component: 3600 - total flux cleaned = 0.0747866 Jy ! Component: 3650 - total flux cleaned = 0.074855 Jy ! Component: 3700 - total flux cleaned = 0.0750604 Jy ! Component: 3750 - total flux cleaned = 0.0751288 Jy ! Component: 3800 - total flux cleaned = 0.0755329 Jy ! Component: 3850 - total flux cleaned = 0.0755989 Jy ! Component: 3900 - total flux cleaned = 0.0757307 Jy ! Component: 3950 - total flux cleaned = 0.0761241 Jy ! Component: 4000 - total flux cleaned = 0.0761893 Jy ! Component: 4050 - total flux cleaned = 0.0760604 Jy ! Total flux subtracted in 4096 components = 0.0763811 Jy ! Clean residual min=-0.003838 max=0.003804 Jy/beam ! Clean residual mean=-0.000001 rms=0.001199 Jy/beam ! Combined flux in latest and established models = 2.6725 Jy keep ! Adding 296 model components to the UV plane model. ! The established model now contains 614 components and 2.6725 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J1521+0430_S_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.942 x 7.492 at -5.345 degrees (North through East) ! Clean map min=-0.007989 max=0.64359 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J1521+0430_S_map.fits wmodel /vlbi/uf001/uva//J1521+0430_S_map.mod ! Writing 614 model components to file: /vlbi/uf001/uva//J1521+0430_S_map.mod wobs /vlbi/uf001/uva//J1521+0430_S_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J1521+0430_S_uvs.fits wwins /vlbi/uf001/uva//J1521+0430_S_map.win ! wwins: Wrote 15 windows to /vlbi/uf001/uva//J1521+0430_S_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.643589 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.00119159 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.55544 0.55544 1.11088 2.22176 4.44352 8.88704 17.7741 35.5482 71.0964 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0035 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.643 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 540.112 quit ! Quitting program ! Log file /vlbi/uf001/uva//J1521+0430_S_dfm.log closed on Mon Jan 14 03:16:29 2019