! Started logfile: /vlbi/uf001/uva//J0414+3418_S_dfm.log on Sun Jan 13 22:06:33 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//J0414+3418_S_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J0414+3418_S_uva.fits ! AN table 1: 72 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.914815 visibilities/baseline/integration-bin. ! Found source: J0414+3418 ! ! 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 8892 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 J0414+3418_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 27 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 27 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 27 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.411842Jy sigma=19.958539 ! Fit after self-cal, rms=0.556338Jy sigma=9.894426 ! 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=2.654 mas, bmaj=5.211 mas, bpa=-6.575 degrees ! Estimated noise=0.675239 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 = 0.511058 Jy ! Component: 100 - total flux cleaned = 0.75804 Jy ! Total flux subtracted in 100 components = 0.75804 Jy ! Clean residual min=-0.043717 max=0.132039 Jy/beam ! Clean residual mean=0.000070 rms=0.014515 Jy/beam ! Combined flux in latest and established models = 0.75804 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 18 components and 0.75804 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.463346Jy sigma=5.306774 ! Fit after self-cal, rms=0.462854Jy sigma=5.295204 ! Inverting map ! Added new window around map position (-2.5, -2). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.159441 Jy ! Component: 100 - total flux cleaned = 0.273283 Jy ! Total flux subtracted in 100 components = 0.273283 Jy ! Clean residual min=-0.030756 max=0.090909 Jy/beam ! Clean residual mean=0.000047 rms=0.009640 Jy/beam ! Combined flux in latest and established models = 1.03132 Jy ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 46 components and 1.03132 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.325444Jy sigma=3.714362 ! Fit after self-cal, rms=0.324944Jy sigma=3.699042 ! Inverting map ! Added new window around map position (3.5, 2). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0957715 Jy ! Component: 100 - total flux cleaned = 0.168222 Jy ! Total flux subtracted in 100 components = 0.168222 Jy ! Clean residual min=-0.024330 max=0.043056 Jy/beam ! Clean residual mean=0.000033 rms=0.007058 Jy/beam ! Combined flux in latest and established models = 1.19955 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 64 components and 1.19955 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.254797Jy sigma=2.917798 ! Fit after self-cal, rms=0.254498Jy sigma=2.909968 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0584487 Jy ! Component: 100 - total flux cleaned = 0.105131 Jy ! Total flux subtracted in 100 components = 0.105131 Jy ! Clean residual min=-0.020970 max=0.027901 Jy/beam ! Clean residual mean=0.000025 rms=0.005848 Jy/beam ! Combined flux in latest and established models = 1.30468 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 76 components and 1.30468 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.218353Jy sigma=2.555968 ! Fit after self-cal, rms=0.218281Jy sigma=2.553469 ! 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=3.085 mas, bmaj=5.698 mas, bpa=-5.861 degrees ! Estimated noise=0.491171 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 = 0.0571442 Jy ! Component: 100 - total flux cleaned = 0.10015 Jy ! Component: 150 - total flux cleaned = 0.133698 Jy ! Component: 200 - total flux cleaned = 0.16071 Jy ! Total flux subtracted in 200 components = 0.16071 Jy ! Clean residual min=-0.021227 max=0.031126 Jy/beam ! Clean residual mean=0.000051 rms=0.007443 Jy/beam ! Combined flux in latest and established models = 1.46539 Jy ! Performing phase self-cal ! Adding 74 model components to the UV plane model. ! The established model now contains 139 components and 1.46539 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.180884Jy sigma=2.253142 ! Fit after self-cal, rms=0.180803Jy sigma=2.251351 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.085 x 5.698 at -5.861 degrees (North through East) ! Clean map min=-0.021145 max=0.67312 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 0.95 HN 0.93 KP 0.93 ! LA 0.90 MK 1.09 NL 1.02 OV 0.95 ! PT 1.17 SC 1.03 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 0.98 HN 0.95 KP 0.93 ! LA 0.94 MK 1.06 NL 1.04 OV 0.95 ! PT 1.04 SC 0.97 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 0.94 HN 0.95 KP 0.88 ! LA 0.91 MK 1.06 NL 1.10 OV 0.96 ! PT 1.02 SC 0.98 ! ! ! Fit before self-cal, rms=0.180803Jy sigma=2.251351 ! Fit after self-cal, rms=0.156254Jy sigma=1.996054 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=3.127 mas, bmaj=5.745 mas, bpa=-5.498 degrees ! Estimated noise=0.485291 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 = 0.0132281 Jy ! Component: 100 - total flux cleaned = 0.0201709 Jy ! Component: 150 - total flux cleaned = 0.0247513 Jy ! Component: 200 - total flux cleaned = 0.0284796 Jy ! Total flux subtracted in 200 components = 0.0284796 Jy ! Clean residual min=-0.023786 max=0.025024 Jy/beam ! Clean residual mean=0.000045 rms=0.006316 Jy/beam ! Combined flux in latest and established models = 1.49387 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 151 components and 1.49387 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.154001Jy sigma=1.975808 ! Fit after self-cal, rms=0.153966Jy sigma=1.975370 ! 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=0.153966Jy sigma=1.975370 ! Fit after self-cal, rms=0.082978Jy sigma=1.155056 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.22 mas, bmaj=5.732 mas, bpa=-4.145 degrees ! Estimated noise=0.49739 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00656504 Jy ! Component: 100 - total flux cleaned = 0.0112685 Jy ! Component: 150 - total flux cleaned = 0.0136798 Jy ! Component: 200 - total flux cleaned = 0.0151072 Jy ! Total flux subtracted in 200 components = 0.0151072 Jy ! Clean residual min=-0.007759 max=0.013871 Jy/beam ! Clean residual mean=0.000024 rms=0.002080 Jy/beam ! Combined flux in latest and established models = 1.50897 Jy selfcal ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 157 components and 1.50897 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.081968Jy sigma=1.145219 ! Fit after self-cal, rms=0.082044Jy sigma=1.144759 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 (12, 1.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0121324 Jy ! Component: 100 - total flux cleaned = 0.0187608 Jy ! Component: 150 - total flux cleaned = 0.0234228 Jy ! Component: 200 - total flux cleaned = 0.0260258 Jy ! Total flux subtracted in 200 components = 0.0260258 Jy ! Clean residual min=-0.006791 max=0.009864 Jy/beam ! Clean residual mean=0.000017 rms=0.001823 Jy/beam ! Combined flux in latest and established models = 1.535 Jy ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 180 components and 1.535 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.079733Jy sigma=1.115249 ! Fit after self-cal, rms=0.079570Jy sigma=1.113176 ! Inverting map ! Added new window around map position (-3.5, -12.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00845405 Jy ! Component: 100 - total flux cleaned = 0.0109454 Jy ! Component: 150 - total flux cleaned = 0.0126616 Jy ! Component: 200 - total flux cleaned = 0.0144519 Jy ! Total flux subtracted in 200 components = 0.0144519 Jy ! Clean residual min=-0.006134 max=0.008242 Jy/beam ! Clean residual mean=0.000013 rms=0.001646 Jy/beam ! Combined flux in latest and established models = 1.54945 Jy ! Performing phase self-cal ! Adding 34 model components to the UV plane model. ! The established model now contains 208 components and 1.54945 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.078293Jy sigma=1.095409 ! Fit after self-cal, rms=0.078185Jy sigma=1.094492 ! Inverting map ! Added new window around map position (-3, 8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00691085 Jy ! Component: 100 - total flux cleaned = 0.00915801 Jy ! Component: 150 - total flux cleaned = 0.0115968 Jy ! Component: 200 - total flux cleaned = 0.0133517 Jy ! Total flux subtracted in 200 components = 0.0133517 Jy ! Clean residual min=-0.005867 max=0.007155 Jy/beam ! Clean residual mean=0.000011 rms=0.001500 Jy/beam ! Combined flux in latest and established models = 1.5628 Jy ! Performing phase self-cal ! Adding 35 model components to the UV plane model. ! The established model now contains 235 components and 1.5628 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.077194Jy sigma=1.080583 ! Fit after self-cal, rms=0.077119Jy sigma=1.080035 ! Inverting map ! Added new window around map position (-98, 95.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00608864 Jy ! Component: 100 - total flux cleaned = 0.0090515 Jy ! Component: 150 - total flux cleaned = 0.0109481 Jy ! Component: 200 - total flux cleaned = 0.0120323 Jy ! Total flux subtracted in 200 components = 0.0120323 Jy ! Clean residual min=-0.005304 max=0.006466 Jy/beam ! Clean residual mean=0.000010 rms=0.001392 Jy/beam ! Combined flux in latest and established models = 1.57484 Jy ! Performing phase self-cal ! Adding 33 model components to the UV plane model. ! The established model now contains 258 components and 1.57484 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.076506Jy sigma=1.070538 ! Fit after self-cal, rms=0.076461Jy sigma=1.070234 ! Inverting map ! Added new window around map position (-54, 22.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00590287 Jy ! Component: 100 - total flux cleaned = 0.00775981 Jy ! Component: 150 - total flux cleaned = 0.00798612 Jy ! Component: 200 - total flux cleaned = 0.00798311 Jy ! Total flux subtracted in 200 components = 0.00798311 Jy ! Clean residual min=-0.005236 max=0.005412 Jy/beam ! Clean residual mean=0.000007 rms=0.001296 Jy/beam ! Combined flux in latest and established models = 1.58282 Jy ! Performing phase self-cal ! Adding 49 model components to the UV plane model. ! The established model now contains 300 components and 1.58282 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.075830Jy sigma=1.062550 ! Fit after self-cal, rms=0.075802Jy sigma=1.061916 ! 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=0.075802Jy sigma=1.061916 ! Fit after self-cal, rms=0.076418Jy sigma=1.047344 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.245 mas, bmaj=5.698 mas, bpa=-4.065 degrees ! Estimated noise=0.499149 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00524941 Jy ! Component: 100 - total flux cleaned = 0.00906416 Jy ! Component: 150 - total flux cleaned = 0.0122251 Jy ! Component: 200 - total flux cleaned = 0.0146446 Jy ! Total flux subtracted in 200 components = 0.0146446 Jy ! Clean residual min=-0.004257 max=0.004561 Jy/beam ! Clean residual mean=0.000015 rms=0.001043 Jy/beam ! Combined flux in latest and established models = 1.59746 Jy selfcal ! Performing phase self-cal ! Adding 34 model components to the UV plane model. ! The established model now contains 321 components and 1.59746 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.075754Jy sigma=1.039607 ! Fit after self-cal, rms=0.075749Jy sigma=1.039494 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 (-87.5, 115.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0038824 Jy ! Component: 100 - total flux cleaned = 0.00584122 Jy ! Component: 150 - total flux cleaned = 0.00704658 Jy ! Component: 200 - total flux cleaned = 0.00791404 Jy ! Total flux subtracted in 200 components = 0.00791404 Jy ! Clean residual min=-0.003841 max=0.003720 Jy/beam ! Clean residual mean=0.000013 rms=0.000978 Jy/beam ! Combined flux in latest and established models = 1.60538 Jy ! Performing phase self-cal ! Adding 46 model components to the UV plane model. ! The established model now contains 350 components and 1.60538 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.075445Jy sigma=1.034986 ! Fit after self-cal, rms=0.075441Jy sigma=1.034857 ! 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=0.075441Jy sigma=1.034857 ! Fit after self-cal, rms=0.075674Jy sigma=1.032844 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=6.606 mas, bmaj=8.508 mas, bpa=-9.781 degrees ! Estimated noise=0.737317 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0062934 Jy ! Component: 100 - total flux cleaned = 0.00987155 Jy ! Component: 150 - total flux cleaned = 0.0117773 Jy ! Component: 200 - total flux cleaned = 0.0131649 Jy ! Total flux subtracted in 200 components = 0.0131649 Jy ! Clean residual min=-0.004585 max=0.005152 Jy/beam ! Clean residual mean=0.000036 rms=0.001341 Jy/beam ! Combined flux in latest and established models = 1.61854 Jy selfcal ! Performing phase self-cal ! Adding 43 model components to the UV plane model. ! The established model now contains 381 components and 1.61854 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.075354Jy sigma=1.032061 ! Fit after self-cal, rms=0.075351Jy sigma=1.031759 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 = 0.000988719 Jy ! Component: 100 - total flux cleaned = 0.00147408 Jy ! Component: 150 - total flux cleaned = 0.00219227 Jy ! Component: 200 - total flux cleaned = 0.00265576 Jy ! Total flux subtracted in 200 components = 0.00265576 Jy ! Clean residual min=-0.004392 max=0.005015 Jy/beam ! Clean residual mean=0.000035 rms=0.001302 Jy/beam ! Combined flux in latest and established models = 1.6212 Jy ! Performing phase self-cal ! Adding 36 model components to the UV plane model. ! The established model now contains 402 components and 1.6212 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.075285Jy sigma=1.031612 ! Fit after self-cal, rms=0.075282Jy sigma=1.031564 ! 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=3.248 mas, bmaj=5.686 mas, bpa=-4.146 degrees ! Estimated noise=0.49892 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.248 x 5.686 at -4.146 degrees (North through East) ! Clean map min=-0.0037531 max=0.68399 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=0.075282Jy sigma=1.031564 ! Fit after self-cal, rms=0.138721Jy sigma=0.914843 ! Inverting map and beam ! Estimated beam: bmin=3.25 mas, bmaj=5.681 mas, bpa=-4.092 degrees ! Estimated noise=0.499021 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00238412 Jy ! Component: 100 - total flux cleaned = 0.0038086 Jy ! Component: 150 - total flux cleaned = 0.00476646 Jy ! Component: 200 - total flux cleaned = 0.00564455 Jy ! Total flux subtracted in 200 components = 0.00564455 Jy ! Clean residual min=-0.003458 max=0.003999 Jy/beam ! Clean residual mean=0.000014 rms=0.000841 Jy/beam ! Combined flux in latest and established models = 1.62684 Jy ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 417 components and 1.62684 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.138598Jy sigma=0.911086 ! Fit after self-cal, rms=0.138592Jy sigma=0.911023 ! Inverting map ! Added new window around map position (3, -8.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00376346 Jy ! Component: 100 - total flux cleaned = 0.00481832 Jy ! Component: 150 - total flux cleaned = 0.00570521 Jy ! Component: 200 - total flux cleaned = 0.00623539 Jy ! Total flux subtracted in 200 components = 0.00623539 Jy ! Clean residual min=-0.003252 max=0.003179 Jy/beam ! Clean residual mean=0.000013 rms=0.000778 Jy/beam ! Combined flux in latest and established models = 1.63308 Jy ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 437 components and 1.63308 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.138467Jy sigma=0.906085 ! Fit after self-cal, rms=0.138443Jy sigma=0.905770 ! Inverting map ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.138443Jy sigma=0.905770 ! Fit after self-cal, rms=0.139326Jy sigma=0.904904 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=2.789 mas, bmaj=5.19 mas, bpa=-4.657 degrees ! Estimated noise=0.691417 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.512277 Jy ! Component: 100 - total flux cleaned = 0.755446 Jy ! Component: 150 - total flux cleaned = 0.913858 Jy ! Component: 200 - total flux cleaned = 1.02667 Jy ! Total flux subtracted in 200 components = 1.02667 Jy ! Clean residual min=-0.025918 max=0.064646 Jy/beam ! Clean residual mean=0.000053 rms=0.008175 Jy/beam ! Combined flux in latest and established models = 1.02667 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 47 model components to the UV plane model. ! The established model now contains 47 components and 1.02667 Jy ! Inverting map and beam ! Estimated beam: bmin=3.249 mas, bmaj=5.674 mas, bpa=-4.189 degrees ! Estimated noise=0.498654 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 = 0.127737 Jy ! Component: 100 - total flux cleaned = 0.217719 Jy ! Component: 150 - total flux cleaned = 0.283534 Jy ! Component: 200 - total flux cleaned = 0.332531 Jy ! Total flux subtracted in 200 components = 0.332531 Jy ! Clean residual min=-0.011686 max=0.028214 Jy/beam ! Clean residual mean=0.000063 rms=0.004447 Jy/beam ! Combined flux in latest and established models = 1.3592 Jy ! Adding 75 model components to the UV plane model. ! The established model now contains 109 components and 1.3592 Jy ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0373702 Jy ! Component: 100 - total flux cleaned = 0.0670185 Jy ! Component: 150 - total flux cleaned = 0.0912001 Jy ! Component: 200 - total flux cleaned = 0.111335 Jy ! Total flux subtracted in 200 components = 0.111335 Jy ! Clean residual min=-0.007511 max=0.012344 Jy/beam ! Clean residual mean=0.000047 rms=0.002504 Jy/beam ! Combined flux in latest and established models = 1.47053 Jy ! Adding 81 model components to the UV plane model. ! The established model now contains 174 components and 1.47053 Jy ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0170816 Jy ! Component: 100 - total flux cleaned = 0.0317455 Jy ! Component: 150 - total flux cleaned = 0.0444647 Jy ! Component: 200 - total flux cleaned = 0.0555641 Jy ! Total flux subtracted in 200 components = 0.0555641 Jy ! Clean residual min=-0.005541 max=0.008406 Jy/beam ! Clean residual mean=0.000037 rms=0.001715 Jy/beam ! Combined flux in latest and established models = 1.5261 Jy ! Adding 70 model components to the UV plane model. ! The established model now contains 220 components and 1.5261 Jy ! Inverting map ! Added new window around map position (52.5, 118). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0100066 Jy ! Component: 100 - total flux cleaned = 0.0187223 Jy ! Component: 150 - total flux cleaned = 0.0265603 Jy ! Component: 200 - total flux cleaned = 0.0336876 Jy ! Total flux subtracted in 200 components = 0.0336876 Jy ! Clean residual min=-0.004619 max=0.005538 Jy/beam ! Clean residual mean=0.000029 rms=0.001307 Jy/beam ! Combined flux in latest and established models = 1.55978 Jy ! Adding 89 model components to the UV plane model. ! The established model now contains 279 components and 1.55978 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=6.603 mas, bmaj=8.496 mas, bpa=-9.727 degrees ! Estimated noise=0.737905 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0146885 Jy ! Component: 100 - total flux cleaned = 0.0259342 Jy ! Component: 150 - total flux cleaned = 0.0349496 Jy ! Component: 200 - total flux cleaned = 0.0424695 Jy ! Total flux subtracted in 200 components = 0.0424695 Jy ! Clean residual min=-0.005888 max=0.005122 Jy/beam ! Clean residual mean=0.000056 rms=0.001662 Jy/beam ! Combined flux in latest and established models = 1.60225 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 = 0.00635828 Jy ! Component: 100 - total flux cleaned = 0.0117841 Jy ! Component: 150 - total flux cleaned = 0.0164588 Jy ! Component: 200 - total flux cleaned = 0.0205122 Jy ! Total flux subtracted in 200 components = 0.0205122 Jy ! Clean residual min=-0.004795 max=0.004071 Jy/beam ! Clean residual mean=0.000043 rms=0.001310 Jy/beam ! Combined flux in latest and established models = 1.62277 Jy ! Adding 208 model components to the UV plane model. ! The established model now contains 451 components and 1.62277 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=3.249 mas, bmaj=5.674 mas, bpa=-4.189 degrees ! Estimated noise=0.498654 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00326779 Jy ! Component: 100 - total flux cleaned = 0.00600296 Jy ! Component: 150 - total flux cleaned = 0.00831834 Jy ! Component: 200 - total flux cleaned = 0.00997772 Jy ! Total flux subtracted in 200 components = 0.00997772 Jy ! Clean residual min=-0.003063 max=0.003328 Jy/beam ! Clean residual mean=0.000014 rms=0.000772 Jy/beam ! Combined flux in latest and established models = 1.63274 Jy selfcal ! Performing phase self-cal ! Adding 38 model components to the UV plane model. ! The established model now contains 488 components and 1.63274 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.139455Jy sigma=0.903668 ! Fit after self-cal, rms=0.139399Jy sigma=0.902594 wmodel J0414+3418_S_map.mod ! Writing 488 model components to file: J0414+3418_S_map.mod wobs J0414+3418_S_uvs.fits ! Writing UV FITS file: J0414+3418_S_uvs.fits wwins J0414+3418_S_map.win ! wwins: Wrote 11 windows to J0414+3418_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 = 0.00153388 Jy ! Component: 100 - total flux cleaned = 0.00266706 Jy ! Component: 150 - total flux cleaned = 0.0032191 Jy ! Component: 200 - total flux cleaned = 0.00379739 Jy ! Component: 250 - total flux cleaned = 0.00412149 Jy ! Component: 300 - total flux cleaned = 0.00429935 Jy ! Component: 350 - total flux cleaned = 0.00438573 Jy ! Component: 400 - total flux cleaned = 0.00447 Jy ! Component: 450 - total flux cleaned = 0.00455151 Jy ! Component: 500 - total flux cleaned = 0.00463142 Jy ! Component: 550 - total flux cleaned = 0.00478853 Jy ! Component: 600 - total flux cleaned = 0.00505516 Jy ! Component: 650 - total flux cleaned = 0.00524087 Jy ! Component: 700 - total flux cleaned = 0.00535005 Jy ! Component: 750 - total flux cleaned = 0.00549354 Jy ! Component: 800 - total flux cleaned = 0.00563463 Jy ! Component: 850 - total flux cleaned = 0.00580858 Jy ! Component: 900 - total flux cleaned = 0.00591105 Jy ! Component: 950 - total flux cleaned = 0.00597907 Jy ! Component: 1000 - total flux cleaned = 0.00607875 Jy ! Component: 1050 - total flux cleaned = 0.00621028 Jy ! Component: 1100 - total flux cleaned = 0.00637153 Jy ! Component: 1150 - total flux cleaned = 0.00637211 Jy ! Component: 1200 - total flux cleaned = 0.00646686 Jy ! Component: 1250 - total flux cleaned = 0.00659082 Jy ! Component: 1300 - total flux cleaned = 0.00674322 Jy ! Component: 1350 - total flux cleaned = 0.00680392 Jy ! Component: 1400 - total flux cleaned = 0.00701118 Jy ! Component: 1450 - total flux cleaned = 0.00707053 Jy ! Component: 1500 - total flux cleaned = 0.0073022 Jy ! Component: 1550 - total flux cleaned = 0.00747339 Jy ! Component: 1600 - total flux cleaned = 0.00753051 Jy ! Component: 1650 - total flux cleaned = 0.00775297 Jy ! Component: 1700 - total flux cleaned = 0.00778015 Jy ! Component: 1750 - total flux cleaned = 0.00805264 Jy ! Component: 1800 - total flux cleaned = 0.0081862 Jy ! Component: 1850 - total flux cleaned = 0.00826616 Jy ! Component: 1900 - total flux cleaned = 0.00839804 Jy ! Component: 1950 - total flux cleaned = 0.00852795 Jy ! Component: 2000 - total flux cleaned = 0.00865636 Jy ! Component: 2050 - total flux cleaned = 0.00880908 Jy ! Component: 2100 - total flux cleaned = 0.00906103 Jy ! Component: 2150 - total flux cleaned = 0.00918525 Jy ! Component: 2200 - total flux cleaned = 0.00933335 Jy ! Component: 2250 - total flux cleaned = 0.00945591 Jy ! Component: 2300 - total flux cleaned = 0.00960106 Jy ! Component: 2350 - total flux cleaned = 0.00974495 Jy ! Component: 2400 - total flux cleaned = 0.00995864 Jy ! Component: 2450 - total flux cleaned = 0.0100996 Jy ! Component: 2500 - total flux cleaned = 0.0102859 Jy ! Component: 2550 - total flux cleaned = 0.0103093 Jy ! Component: 2600 - total flux cleaned = 0.0105382 Jy ! Component: 2650 - total flux cleaned = 0.0106057 Jy ! Component: 2700 - total flux cleaned = 0.0108082 Jy ! Component: 2750 - total flux cleaned = 0.0108747 Jy ! Component: 2800 - total flux cleaned = 0.0109631 Jy ! Component: 2850 - total flux cleaned = 0.0111167 Jy ! Component: 2900 - total flux cleaned = 0.0112036 Jy ! Component: 2950 - total flux cleaned = 0.011247 Jy ! Component: 3000 - total flux cleaned = 0.0114178 Jy ! Component: 3050 - total flux cleaned = 0.0113969 Jy ! Component: 3100 - total flux cleaned = 0.0114809 Jy ! Component: 3150 - total flux cleaned = 0.0116475 Jy ! Component: 3200 - total flux cleaned = 0.0117097 Jy ! Component: 3250 - total flux cleaned = 0.0118328 Jy ! Component: 3300 - total flux cleaned = 0.0119954 Jy ! Component: 3350 - total flux cleaned = 0.0121165 Jy ! Component: 3400 - total flux cleaned = 0.0122369 Jy ! Component: 3450 - total flux cleaned = 0.0122967 Jy ! Component: 3500 - total flux cleaned = 0.0124347 Jy ! Component: 3550 - total flux cleaned = 0.0125519 Jy ! Component: 3600 - total flux cleaned = 0.0126491 Jy ! Component: 3650 - total flux cleaned = 0.0127262 Jy ! Component: 3700 - total flux cleaned = 0.0129368 Jy ! Component: 3750 - total flux cleaned = 0.0130318 Jy ! Component: 3800 - total flux cleaned = 0.0131074 Jy ! Component: 3850 - total flux cleaned = 0.0132386 Jy ! Component: 3900 - total flux cleaned = 0.0132758 Jy ! Component: 3950 - total flux cleaned = 0.0132572 Jy ! Component: 4000 - total flux cleaned = 0.0133306 Jy ! Component: 4050 - total flux cleaned = 0.0134764 Jy ! Total flux subtracted in 4096 components = 0.0134763 Jy ! Clean residual min=-0.001079 max=0.001152 Jy/beam ! Clean residual mean=0.000006 rms=0.000355 Jy/beam ! Combined flux in latest and established models = 1.64622 Jy keep ! Adding 377 model components to the UV plane model. ! The established model now contains 865 components and 1.64622 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J0414+3418_S_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.249 x 5.674 at -4.189 degrees (North through East) ! Clean map min=-0.0017598 max=0.6805 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J0414+3418_S_map.fits wmodel /vlbi/uf001/uva//J0414+3418_S_map.mod ! Writing 865 model components to file: /vlbi/uf001/uva//J0414+3418_S_map.mod wobs /vlbi/uf001/uva//J0414+3418_S_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J0414+3418_S_uvs.fits wwins /vlbi/uf001/uva//J0414+3418_S_map.win ! wwins: Wrote 12 windows to /vlbi/uf001/uva//J0414+3418_S_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.680497 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000355127 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.156559 0.156559 0.313119 0.626237 1.25247 2.50495 5.0099 10.0198 20.0396 40.0792 80.1583 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.001 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.68 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 1916.21 quit ! Quitting program ! Log file /vlbi/uf001/uva//J0414+3418_S_dfm.log closed on Sun Jan 13 22:06:39 2019