! Started logfile: /vlbi/uf001/uva//J2015+3710_S_dfm.log on Mon Jan 14 05:25:07 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//J2015+3710_S_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J2015+3710_S_uva.fits ! AN table 1: 42 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.932275 visibilities/baseline/integration-bin. ! Found source: J2015+3710 ! ! 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 5286 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 J2015+3710_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 78 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 78 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 78 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.730036Jy sigma=21.918975 ! Fit after self-cal, rms=0.952908Jy sigma=14.043719 ! 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=2.714 mas, bmaj=4.738 mas, bpa=-5.982 degrees ! Estimated noise=0.840042 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 = 0.471248 Jy ! Component: 100 - total flux cleaned = 0.758306 Jy ! Total flux subtracted in 100 components = 0.758306 Jy ! Clean residual min=-0.060330 max=0.189680 Jy/beam ! Clean residual mean=0.000152 rms=0.021516 Jy/beam ! Combined flux in latest and established models = 0.758306 Jy ! Performing phase self-cal ! Adding 37 model components to the UV plane model. ! The established model now contains 37 components and 0.758306 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.932183Jy sigma=7.968269 ! Fit after self-cal, rms=0.931311Jy sigma=7.952340 ! Inverting map ! Added new window around map position (-3.5, 0). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.226789 Jy ! Component: 100 - total flux cleaned = 0.40847 Jy ! Total flux subtracted in 100 components = 0.40847 Jy ! Clean residual min=-0.048232 max=0.134461 Jy/beam ! Clean residual mean=0.000133 rms=0.016174 Jy/beam ! Combined flux in latest and established models = 1.16678 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 58 components and 1.16678 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.723701Jy sigma=6.032381 ! Fit after self-cal, rms=0.722990Jy sigma=6.017333 ! Inverting map ! Added new window around map position (4, 0). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.157186 Jy ! Component: 100 - total flux cleaned = 0.290794 Jy ! Total flux subtracted in 100 components = 0.290794 Jy ! Clean residual min=-0.039101 max=0.084481 Jy/beam ! Clean residual mean=0.000120 rms=0.012633 Jy/beam ! Combined flux in latest and established models = 1.45757 Jy ! Performing phase self-cal ! Adding 51 model components to the UV plane model. ! The established model now contains 101 components and 1.45757 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.586124Jy sigma=4.798291 ! Fit after self-cal, rms=0.585895Jy sigma=4.793950 ! Inverting map ! Added new window around map position (-1, -5.5). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.117528 Jy ! Component: 100 - total flux cleaned = 0.220605 Jy ! Total flux subtracted in 100 components = 0.220605 Jy ! Clean residual min=-0.031746 max=0.064502 Jy/beam ! Clean residual mean=0.000108 rms=0.010164 Jy/beam ! Combined flux in latest and established models = 1.67818 Jy ! Performing phase self-cal ! Adding 37 model components to the UV plane model. ! The established model now contains 124 components and 1.67818 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.486397Jy sigma=3.944224 ! Fit after self-cal, rms=0.486199Jy sigma=3.940523 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0913177 Jy ! Component: 100 - total flux cleaned = 0.171642 Jy ! Total flux subtracted in 100 components = 0.171642 Jy ! Clean residual min=-0.025661 max=0.050793 Jy/beam ! Clean residual mean=0.000099 rms=0.008415 Jy/beam ! Combined flux in latest and established models = 1.84982 Jy ! Performing phase self-cal ! Adding 48 model components to the UV plane model. ! The established model now contains 151 components and 1.84982 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.411470Jy sigma=3.335670 ! Fit after self-cal, rms=0.411309Jy sigma=3.330609 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0718258 Jy ! Component: 100 - total flux cleaned = 0.13514 Jy ! Total flux subtracted in 100 components = 0.13514 Jy ! Clean residual min=-0.021675 max=0.040008 Jy/beam ! Clean residual mean=0.000091 rms=0.007208 Jy/beam ! Combined flux in latest and established models = 1.98496 Jy ! Performing phase self-cal ! Adding 52 model components to the UV plane model. ! The established model now contains 174 components and 1.98496 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.354879Jy sigma=2.902230 ! Fit after self-cal, rms=0.354796Jy sigma=2.899491 ! 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=3.08 mas, bmaj=5.263 mas, bpa=-6.356 degrees ! Estimated noise=0.67214 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 (1.5, -4.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.093972 Jy ! Component: 100 - total flux cleaned = 0.172606 Jy ! Component: 150 - total flux cleaned = 0.24051 Jy ! Component: 200 - total flux cleaned = 0.299809 Jy ! Total flux subtracted in 200 components = 0.299809 Jy ! Clean residual min=-0.019587 max=0.049559 Jy/beam ! Clean residual mean=0.000112 rms=0.007216 Jy/beam ! Combined flux in latest and established models = 2.28477 Jy ! Performing phase self-cal ! Adding 100 model components to the UV plane model. ! The established model now contains 234 components and 2.28477 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.240601Jy sigma=2.149050 ! Fit after self-cal, rms=0.240324Jy sigma=2.136471 ! Inverting map ! Added new window around map position (0, 8.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.055937 Jy ! Component: 100 - total flux cleaned = 0.103893 Jy ! Component: 150 - total flux cleaned = 0.146568 Jy ! Component: 200 - total flux cleaned = 0.184734 Jy ! Total flux subtracted in 200 components = 0.184734 Jy ! Clean residual min=-0.014537 max=0.030448 Jy/beam ! Clean residual mean=0.000090 rms=0.005268 Jy/beam ! Combined flux in latest and established models = 2.4695 Jy ! Performing phase self-cal ! Adding 82 model components to the UV plane model. ! The established model now contains 296 components and 2.4695 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.180509Jy sigma=1.747686 ! Fit after self-cal, rms=0.180283Jy sigma=1.740731 ! Inverting map ! Added new window around map position (-7, -4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0369245 Jy ! Component: 100 - total flux cleaned = 0.0689019 Jy ! Component: 150 - total flux cleaned = 0.0977163 Jy ! Component: 200 - total flux cleaned = 0.123751 Jy ! Total flux subtracted in 200 components = 0.123751 Jy ! Clean residual min=-0.012741 max=0.019242 Jy/beam ! Clean residual mean=0.000077 rms=0.004107 Jy/beam ! Combined flux in latest and established models = 2.59325 Jy ! Performing phase self-cal ! Adding 78 model components to the UV plane model. ! The established model now contains 349 components and 2.59325 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.146104Jy sigma=1.526493 ! Fit after self-cal, rms=0.145969Jy sigma=1.522811 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.08 x 5.263 at -6.356 degrees (North through East) ! Clean map min=-0.012099 max=0.62454 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 0.98 HN 1.05 KP 1.00 ! LA 0.93 MK 1.20 NL 1.10 OV 1.00 ! PT 0.96 SC 1.07 ! ! ! Correcting IF 2. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 0.96 HN 1.01 KP 1.00 ! LA 0.92 MK 1.11 NL 1.08 OV 0.95 ! PT 0.96 SC 1.06 ! ! ! Correcting IF 3. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 0.96 HN 0.97 KP 1.02 ! LA 0.92 MK 1.05 NL 1.05 OV 1.00 ! PT 0.94 SC 1.02 ! ! ! Fit before self-cal, rms=0.145969Jy sigma=1.522811 ! Fit after self-cal, rms=0.088090Jy sigma=1.203912 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=3.156 mas, bmaj=5.344 mas, bpa=-5.602 degrees ! Estimated noise=0.686823 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 = 0.0137534 Jy ! Component: 100 - total flux cleaned = 0.0233529 Jy ! Component: 150 - total flux cleaned = 0.0305323 Jy ! Component: 200 - total flux cleaned = 0.0351534 Jy ! Total flux subtracted in 200 components = 0.0351534 Jy ! Clean residual min=-0.007413 max=0.007959 Jy/beam ! Clean residual mean=0.000040 rms=0.001990 Jy/beam ! Combined flux in latest and established models = 2.62841 Jy ! Performing phase self-cal ! Adding 41 model components to the UV plane model. ! The established model now contains 382 components and 2.62841 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.083995Jy sigma=1.162577 ! Fit after self-cal, rms=0.083952Jy sigma=1.161479 ! 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=0.083952Jy sigma=1.161479 ! Fit after self-cal, rms=0.071021Jy sigma=1.066358 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.131 mas, bmaj=5.303 mas, bpa=-5.716 degrees ! Estimated noise=0.675327 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00590046 Jy ! Component: 100 - total flux cleaned = 0.0105998 Jy ! Component: 150 - total flux cleaned = 0.0134867 Jy ! Component: 200 - total flux cleaned = 0.0156184 Jy ! Total flux subtracted in 200 components = 0.0156184 Jy ! Clean residual min=-0.004830 max=0.008735 Jy/beam ! Clean residual mean=0.000008 rms=0.001355 Jy/beam ! Combined flux in latest and established models = 2.64402 Jy selfcal ! Performing phase self-cal ! Adding 35 model components to the UV plane model. ! The established model now contains 405 components and 2.64402 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.069755Jy sigma=1.055775 ! Fit after self-cal, rms=0.069773Jy sigma=1.055468 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 (8.5, -3). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00588414 Jy ! Component: 100 - total flux cleaned = 0.00746921 Jy ! Component: 150 - total flux cleaned = 0.00910977 Jy ! Component: 200 - total flux cleaned = 0.0102283 Jy ! Total flux subtracted in 200 components = 0.0102283 Jy ! Clean residual min=-0.004702 max=0.005967 Jy/beam ! Clean residual mean=0.000007 rms=0.001223 Jy/beam ! Combined flux in latest and established models = 2.65425 Jy ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 429 components and 2.65425 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.068869Jy sigma=1.039817 ! Fit after self-cal, rms=0.068835Jy sigma=1.039288 ! Inverting map ! Added new window around map position (-6.5, -25.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00620937 Jy ! Component: 100 - total flux cleaned = 0.0105636 Jy ! Component: 150 - total flux cleaned = 0.0140188 Jy ! Component: 200 - total flux cleaned = 0.0166509 Jy ! Total flux subtracted in 200 components = 0.0166509 Jy ! Clean residual min=-0.004308 max=0.004583 Jy/beam ! Clean residual mean=0.000005 rms=0.001116 Jy/beam ! Combined flux in latest and established models = 2.6709 Jy ! Performing phase self-cal ! Adding 45 model components to the UV plane model. ! The established model now contains 470 components and 2.6709 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.067467Jy sigma=1.030307 ! Fit after self-cal, rms=0.067382Jy sigma=1.029924 ! 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=0.067382Jy sigma=1.029924 ! Fit after self-cal, rms=0.066977Jy sigma=1.026281 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.128 mas, bmaj=5.288 mas, bpa=-5.723 degrees ! Estimated noise=0.673115 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00424976 Jy ! Component: 100 - total flux cleaned = 0.00773886 Jy ! Component: 150 - total flux cleaned = 0.0108027 Jy ! Component: 200 - total flux cleaned = 0.013262 Jy ! Total flux subtracted in 200 components = 0.013262 Jy ! Clean residual min=-0.004142 max=0.004278 Jy/beam ! Clean residual mean=0.000008 rms=0.001008 Jy/beam ! Combined flux in latest and established models = 2.68416 Jy selfcal ! Performing phase self-cal ! Adding 57 model components to the UV plane model. ! The established model now contains 499 components and 2.68416 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.066200Jy sigma=1.020341 ! Fit after self-cal, rms=0.066196Jy sigma=1.020278 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 = 0.00244081 Jy ! Component: 100 - total flux cleaned = 0.00461116 Jy ! Component: 150 - total flux cleaned = 0.00637191 Jy ! Component: 200 - total flux cleaned = 0.00803111 Jy ! Total flux subtracted in 200 components = 0.00803111 Jy ! Clean residual min=-0.003947 max=0.004146 Jy/beam ! Clean residual mean=0.000007 rms=0.000970 Jy/beam ! Combined flux in latest and established models = 2.6922 Jy ! Performing phase self-cal ! Adding 44 model components to the UV plane model. ! The established model now contains 513 components and 2.6922 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.065820Jy sigma=1.017227 ! Fit after self-cal, rms=0.065811Jy sigma=1.017190 ! Inverting map ! Added new window around map position (42, 111). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00339876 Jy ! Component: 100 - total flux cleaned = 0.00523862 Jy ! Component: 150 - total flux cleaned = 0.00665412 Jy ! Component: 200 - total flux cleaned = 0.00789333 Jy ! Total flux subtracted in 200 components = 0.00789333 Jy ! Clean residual min=-0.003809 max=0.003814 Jy/beam ! Clean residual mean=0.000004 rms=0.000930 Jy/beam ! Combined flux in latest and established models = 2.70009 Jy ! Performing phase self-cal ! Adding 32 model components to the UV plane model. ! The established model now contains 530 components and 2.70009 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.065375Jy sigma=1.013193 ! Fit after self-cal, rms=0.065343Jy sigma=1.013016 ! 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=0.065343Jy sigma=1.013016 ! Fit after self-cal, rms=0.065190Jy sigma=1.011518 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=6.276 mas, bmaj=7.732 mas, bpa=-6.109 degrees ! Estimated noise=1.16861 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00620506 Jy ! Component: 100 - total flux cleaned = 0.0106173 Jy ! Component: 150 - total flux cleaned = 0.0142151 Jy ! Component: 200 - total flux cleaned = 0.0172997 Jy ! Total flux subtracted in 200 components = 0.0172997 Jy ! Clean residual min=-0.004847 max=0.004609 Jy/beam ! Clean residual mean=0.000018 rms=0.001282 Jy/beam ! Combined flux in latest and established models = 2.71739 Jy selfcal ! Performing phase self-cal ! Adding 57 model components to the UV plane model. ! The established model now contains 566 components and 2.71739 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.064581Jy sigma=1.009711 ! Fit after self-cal, rms=0.064570Jy sigma=1.009521 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 = 0.00290889 Jy ! Component: 100 - total flux cleaned = 0.00535622 Jy ! Component: 150 - total flux cleaned = 0.00750063 Jy ! Component: 200 - total flux cleaned = 0.00938959 Jy ! Total flux subtracted in 200 components = 0.00938959 Jy ! Clean residual min=-0.004348 max=0.004402 Jy/beam ! Clean residual mean=0.000013 rms=0.001233 Jy/beam ! Combined flux in latest and established models = 2.72678 Jy ! Performing phase self-cal ! Adding 46 model components to the UV plane model. ! The established model now contains 587 components and 2.72678 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.064400Jy sigma=1.009428 ! Fit after self-cal, rms=0.064387Jy sigma=1.009337 ! 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=3.125 mas, bmaj=5.278 mas, bpa=-5.971 degrees ! Estimated noise=0.671798 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.125 x 5.278 at -5.971 degrees (North through East) ! Clean map min=-0.0033869 max=0.61745 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=0.064387Jy sigma=1.009337 ! Fit after self-cal, rms=0.062254Jy sigma=0.950834 ! Inverting map and beam ! Estimated beam: bmin=3.129 mas, bmaj=5.308 mas, bpa=-6.069 degrees ! Estimated noise=0.674441 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0025863 Jy ! Component: 100 - total flux cleaned = 0.0047449 Jy ! Component: 150 - total flux cleaned = 0.00665659 Jy ! Component: 200 - total flux cleaned = 0.00811713 Jy ! Total flux subtracted in 200 components = 0.00811713 Jy ! Clean residual min=-0.003452 max=0.003090 Jy/beam ! Clean residual mean=0.000005 rms=0.000822 Jy/beam ! Combined flux in latest and established models = 2.7349 Jy ! Performing phase self-cal ! Adding 37 model components to the UV plane model. ! The established model now contains 608 components and 2.7349 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.061944Jy sigma=0.948192 ! Fit after self-cal, rms=0.061930Jy sigma=0.948154 ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00139802 Jy ! Component: 100 - total flux cleaned = 0.00236812 Jy ! Component: 150 - total flux cleaned = 0.00327552 Jy ! Component: 200 - total flux cleaned = 0.00407515 Jy ! Total flux subtracted in 200 components = 0.00407515 Jy ! Clean residual min=-0.003419 max=0.003028 Jy/beam ! Clean residual mean=0.000004 rms=0.000806 Jy/beam ! Combined flux in latest and established models = 2.73897 Jy ! Performing phase self-cal ! Adding 36 model components to the UV plane model. ! The established model now contains 617 components and 2.73897 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.061795Jy sigma=0.946620 ! Fit after self-cal, rms=0.061790Jy sigma=0.946595 ! Inverting map ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.061790Jy sigma=0.946595 ! Fit after self-cal, rms=0.061697Jy sigma=0.946125 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=2.755 mas, bmaj=4.784 mas, bpa=-5.879 degrees ! Estimated noise=0.858148 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.472866 Jy ! Component: 100 - total flux cleaned = 0.763082 Jy ! Component: 150 - total flux cleaned = 0.985806 Jy ! Component: 200 - total flux cleaned = 1.1665 Jy ! Total flux subtracted in 200 components = 1.1665 Jy ! Clean residual min=-0.044414 max=0.109620 Jy/beam ! Clean residual mean=0.000114 rms=0.015530 Jy/beam ! Combined flux in latest and established models = 1.1665 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 69 model components to the UV plane model. ! The established model now contains 69 components and 1.1665 Jy ! Inverting map and beam ! Estimated beam: bmin=3.127 mas, bmaj=5.3 mas, bpa=-6.052 degrees ! Estimated noise=0.67355 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 = 0.231953 Jy ! Component: 100 - total flux cleaned = 0.413646 Jy ! Component: 150 - total flux cleaned = 0.562143 Jy ! Component: 200 - total flux cleaned = 0.685183 Jy ! Total flux subtracted in 200 components = 0.685183 Jy ! Clean residual min=-0.026618 max=0.074475 Jy/beam ! Clean residual mean=0.000116 rms=0.010951 Jy/beam ! Combined flux in latest and established models = 1.85168 Jy ! Adding 116 model components to the UV plane model. ! The established model now contains 166 components and 1.85168 Jy ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.102991 Jy ! Component: 100 - total flux cleaned = 0.190006 Jy ! Component: 150 - total flux cleaned = 0.264134 Jy ! Component: 200 - total flux cleaned = 0.327802 Jy ! Total flux subtracted in 200 components = 0.327802 Jy ! Clean residual min=-0.016200 max=0.039359 Jy/beam ! Clean residual mean=0.000078 rms=0.006403 Jy/beam ! Combined flux in latest and established models = 2.17948 Jy ! Adding 114 model components to the UV plane model. ! The established model now contains 254 components and 2.17949 Jy ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0552402 Jy ! Component: 100 - total flux cleaned = 0.103527 Jy ! Component: 150 - total flux cleaned = 0.145963 Jy ! Component: 200 - total flux cleaned = 0.183496 Jy ! Total flux subtracted in 200 components = 0.183496 Jy ! Clean residual min=-0.010846 max=0.023509 Jy/beam ! Clean residual mean=0.000056 rms=0.004101 Jy/beam ! Combined flux in latest and established models = 2.36298 Jy ! Adding 85 model components to the UV plane model. ! The established model now contains 318 components and 2.36298 Jy ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.033342 Jy ! Component: 100 - total flux cleaned = 0.0630494 Jy ! Component: 150 - total flux cleaned = 0.0895801 Jy ! Component: 200 - total flux cleaned = 0.113317 Jy ! Total flux subtracted in 200 components = 0.113317 Jy ! Clean residual min=-0.007955 max=0.014944 Jy/beam ! Clean residual mean=0.000042 rms=0.002770 Jy/beam ! Combined flux in latest and established models = 2.4763 Jy ! Adding 72 model components to the UV plane model. ! The established model now contains 364 components and 2.4763 Jy ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0212521 Jy ! Component: 100 - total flux cleaned = 0.0403081 Jy ! Component: 150 - total flux cleaned = 0.0574044 Jy ! Component: 200 - total flux cleaned = 0.0727869 Jy ! Total flux subtracted in 200 components = 0.0727869 Jy ! Clean residual min=-0.006325 max=0.009731 Jy/beam ! Clean residual mean=0.000033 rms=0.001995 Jy/beam ! Combined flux in latest and established models = 2.54909 Jy ! Adding 80 model components to the UV plane model. ! The established model now contains 408 components and 2.54909 Jy ! Inverting map ! Added new window around map position (-5, 5.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0138682 Jy ! Component: 100 - total flux cleaned = 0.0263745 Jy ! Component: 150 - total flux cleaned = 0.0376876 Jy ! Component: 200 - total flux cleaned = 0.0479442 Jy ! Total flux subtracted in 200 components = 0.0479442 Jy ! Clean residual min=-0.005165 max=0.007570 Jy/beam ! Clean residual mean=0.000027 rms=0.001556 Jy/beam ! Combined flux in latest and established models = 2.59703 Jy ! Adding 92 model components to the UV plane model. ! The established model now contains 454 components and 2.59703 Jy ! Inverting map ! Added new window around map position (48.5, 121.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0095696 Jy ! Component: 100 - total flux cleaned = 0.0182261 Jy ! Component: 150 - total flux cleaned = 0.0261929 Jy ! Component: 200 - total flux cleaned = 0.0335568 Jy ! Total flux subtracted in 200 components = 0.0335568 Jy ! Clean residual min=-0.004654 max=0.005452 Jy/beam ! Clean residual mean=0.000020 rms=0.001289 Jy/beam ! Combined flux in latest and established models = 2.63059 Jy ! Adding 95 model components to the UV plane model. ! The established model now contains 505 components and 2.63059 Jy ! Inverting map ! Added new window around map position (-46.5, -120). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00696899 Jy ! Component: 100 - total flux cleaned = 0.0133711 Jy ! Component: 150 - total flux cleaned = 0.0193361 Jy ! Component: 200 - total flux cleaned = 0.0249045 Jy ! Total flux subtracted in 200 components = 0.0249045 Jy ! Clean residual min=-0.004481 max=0.004410 Jy/beam ! Clean residual mean=0.000016 rms=0.001116 Jy/beam ! Combined flux in latest and established models = 2.65549 Jy ! Adding 94 model components to the UV plane model. ! The established model now contains 549 components and 2.65549 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=6.277 mas, bmaj=7.735 mas, bpa=-6.152 degrees ! Estimated noise=1.16873 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0136968 Jy ! Component: 100 - total flux cleaned = 0.0246551 Jy ! Component: 150 - total flux cleaned = 0.0338406 Jy ! Component: 200 - total flux cleaned = 0.0417093 Jy ! Total flux subtracted in 200 components = 0.0417093 Jy ! Clean residual min=-0.005618 max=0.005264 Jy/beam ! Clean residual mean=0.000035 rms=0.001582 Jy/beam ! Combined flux in latest and established models = 2.6972 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 = 0.00681334 Jy ! Component: 100 - total flux cleaned = 0.0127982 Jy ! Component: 150 - total flux cleaned = 0.0181246 Jy ! Component: 200 - total flux cleaned = 0.022884 Jy ! Total flux subtracted in 200 components = 0.022884 Jy ! Clean residual min=-0.004708 max=0.004396 Jy/beam ! Clean residual mean=0.000024 rms=0.001281 Jy/beam ! Combined flux in latest and established models = 2.72008 Jy ! Adding 204 model components to the UV plane model. ! The established model now contains 688 components and 2.72008 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=3.127 mas, bmaj=5.3 mas, bpa=-6.052 degrees ! Estimated noise=0.67355 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00337804 Jy ! Component: 100 - total flux cleaned = 0.00617442 Jy ! Component: 150 - total flux cleaned = 0.00848117 Jy ! Component: 200 - total flux cleaned = 0.0105043 Jy ! Total flux subtracted in 200 components = 0.0105043 Jy ! Clean residual min=-0.003497 max=0.003023 Jy/beam ! Clean residual mean=0.000005 rms=0.000806 Jy/beam ! Combined flux in latest and established models = 2.73059 Jy selfcal ! Performing phase self-cal ! Adding 36 model components to the UV plane model. ! The established model now contains 718 components and 2.73059 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.061747Jy sigma=0.945029 ! Fit after self-cal, rms=0.061714Jy sigma=0.943406 wmodel J2015+3710_S_map.mod ! Writing 718 model components to file: J2015+3710_S_map.mod wobs J2015+3710_S_uvs.fits ! Writing UV FITS file: J2015+3710_S_uvs.fits wwins J2015+3710_S_map.win ! wwins: Wrote 13 windows to J2015+3710_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 = -0.00123584 Jy ! Component: 100 - total flux cleaned = -0.00213033 Jy ! Component: 150 - total flux cleaned = -0.00249987 Jy ! Component: 200 - total flux cleaned = -0.00280593 Jy ! Component: 250 - total flux cleaned = -0.00305403 Jy ! Component: 300 - total flux cleaned = -0.00314997 Jy ! Component: 350 - total flux cleaned = -0.00319711 Jy ! Component: 400 - total flux cleaned = -0.00324339 Jy ! Component: 450 - total flux cleaned = -0.00328843 Jy ! Component: 500 - total flux cleaned = -0.00328959 Jy ! Component: 550 - total flux cleaned = -0.00342034 Jy ! Component: 600 - total flux cleaned = -0.00359064 Jy ! Component: 650 - total flux cleaned = -0.00367466 Jy ! Component: 700 - total flux cleaned = -0.00388121 Jy ! Component: 750 - total flux cleaned = -0.00408472 Jy ! Component: 800 - total flux cleaned = -0.00420462 Jy ! Component: 850 - total flux cleaned = -0.00432371 Jy ! Component: 900 - total flux cleaned = -0.00451842 Jy ! Component: 950 - total flux cleaned = -0.00463456 Jy ! Component: 1000 - total flux cleaned = -0.00474858 Jy ! Component: 1050 - total flux cleaned = -0.00459884 Jy ! Component: 1100 - total flux cleaned = -0.00482172 Jy ! Component: 1150 - total flux cleaned = -0.00504057 Jy ! Component: 1200 - total flux cleaned = -0.00485928 Jy ! Component: 1250 - total flux cleaned = -0.00493108 Jy ! Component: 1300 - total flux cleaned = -0.00493125 Jy ! Component: 1350 - total flux cleaned = -0.00507058 Jy ! Component: 1400 - total flux cleaned = -0.00500054 Jy ! Component: 1450 - total flux cleaned = -0.00489777 Jy ! Component: 1500 - total flux cleaned = -0.00489766 Jy ! Component: 1550 - total flux cleaned = -0.0047642 Jy ! Component: 1600 - total flux cleaned = -0.0047643 Jy ! Component: 1650 - total flux cleaned = -0.00489548 Jy ! Component: 1700 - total flux cleaned = -0.00486204 Jy ! Component: 1750 - total flux cleaned = -0.00482979 Jy ! Component: 1800 - total flux cleaned = -0.00463932 Jy ! Component: 1850 - total flux cleaned = -0.00476561 Jy ! Component: 1900 - total flux cleaned = -0.00482852 Jy ! Component: 1950 - total flux cleaned = -0.00492074 Jy ! Component: 2000 - total flux cleaned = -0.00473634 Jy ! Component: 2050 - total flux cleaned = -0.00473641 Jy ! Component: 2100 - total flux cleaned = -0.0047367 Jy ! Component: 2150 - total flux cleaned = -0.00467715 Jy ! Component: 2200 - total flux cleaned = -0.00479506 Jy ! Component: 2250 - total flux cleaned = -0.00470728 Jy ! Component: 2300 - total flux cleaned = -0.00462023 Jy ! Component: 2350 - total flux cleaned = -0.00470661 Jy ! Component: 2400 - total flux cleaned = -0.0047354 Jy ! Component: 2450 - total flux cleaned = -0.0047635 Jy ! Component: 2500 - total flux cleaned = -0.00462355 Jy ! Component: 2550 - total flux cleaned = -0.00467901 Jy ! Component: 2600 - total flux cleaned = -0.00473413 Jy ! Component: 2650 - total flux cleaned = -0.00476139 Jy ! Component: 2700 - total flux cleaned = -0.00476134 Jy ! Component: 2750 - total flux cleaned = -0.00478835 Jy ! Component: 2800 - total flux cleaned = -0.00478817 Jy ! Component: 2850 - total flux cleaned = -0.00484098 Jy ! Component: 2900 - total flux cleaned = -0.00478826 Jy ! Component: 2950 - total flux cleaned = -0.00481432 Jy ! Component: 3000 - total flux cleaned = -0.00476279 Jy ! Component: 3050 - total flux cleaned = -0.00473716 Jy ! Component: 3100 - total flux cleaned = -0.00471237 Jy ! Component: 3150 - total flux cleaned = -0.0046621 Jy ! Component: 3200 - total flux cleaned = -0.00473782 Jy ! Component: 3250 - total flux cleaned = -0.00468792 Jy ! Component: 3300 - total flux cleaned = -0.00463827 Jy ! Component: 3350 - total flux cleaned = -0.00456451 Jy ! Component: 3400 - total flux cleaned = -0.00461305 Jy ! Component: 3450 - total flux cleaned = -0.0045647 Jy ! Component: 3500 - total flux cleaned = -0.00446832 Jy ! Component: 3550 - total flux cleaned = -0.00444423 Jy ! Component: 3600 - total flux cleaned = -0.00442077 Jy ! Component: 3650 - total flux cleaned = -0.00449179 Jy ! Component: 3700 - total flux cleaned = -0.00435148 Jy ! Component: 3750 - total flux cleaned = -0.00435162 Jy ! Component: 3800 - total flux cleaned = -0.004421 Jy ! Component: 3850 - total flux cleaned = -0.00439814 Jy ! Component: 3900 - total flux cleaned = -0.0043068 Jy ! Component: 3950 - total flux cleaned = -0.00426136 Jy ! Component: 4000 - total flux cleaned = -0.00432883 Jy ! Component: 4050 - total flux cleaned = -0.0042616 Jy ! Total flux subtracted in 4096 components = -0.00417256 Jy ! Clean residual min=-0.001516 max=0.001458 Jy/beam ! Clean residual mean=0.000005 rms=0.000412 Jy/beam ! Combined flux in latest and established models = 2.72642 Jy keep ! Adding 324 model components to the UV plane model. ! The established model now contains 1042 components and 2.72642 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J2015+3710_S_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.127 x 5.3 at -6.052 degrees (North through East) ! Clean map min=-0.0029262 max=0.62493 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J2015+3710_S_map.fits wmodel /vlbi/uf001/uva//J2015+3710_S_map.mod ! Writing 1042 model components to file: /vlbi/uf001/uva//J2015+3710_S_map.mod wobs /vlbi/uf001/uva//J2015+3710_S_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J2015+3710_S_uvs.fits wwins /vlbi/uf001/uva//J2015+3710_S_map.win ! wwins: Wrote 14 windows to /vlbi/uf001/uva//J2015+3710_S_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.624935 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000408022 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.195871 0.195871 0.391742 0.783484 1.56697 3.13394 6.26788 12.5358 25.0715 50.143 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0012 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.624 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 1531.62 quit ! Quitting program ! Log file /vlbi/uf001/uva//J2015+3710_S_dfm.log closed on Mon Jan 14 05:25:13 2019