! Started logfile: /vlbi/uf001/uva//J0318+1628_S_dfm.log on Sun Jan 13 21:44:32 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//J0318+1628_S_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J0318+1628_S_uva.fits ! AN table 1: 72 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.85463 visibilities/baseline/integration-bin. ! Found source: J0318+1628 ! ! 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 8307 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 J0318+1628_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 48 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 48 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 48 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=2.704157Jy sigma=20.541128 ! Fit after self-cal, rms=1.957822Jy sigma=13.088111 ! 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=2.397 mas, bmaj=5.751 mas, bpa=-3.156 degrees ! Estimated noise=0.791003 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 = 0.754269 Jy ! Component: 100 - total flux cleaned = 1.15044 Jy ! Total flux subtracted in 100 components = 1.15044 Jy ! Clean residual min=-0.163099 max=0.397584 Jy/beam ! Clean residual mean=-0.000144 rms=0.046320 Jy/beam ! Combined flux in latest and established models = 1.15044 Jy ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 29 components and 1.15044 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=1.869345Jy sigma=11.545070 ! Fit after self-cal, rms=1.866594Jy sigma=11.517448 ! Inverting map ! Added new window around map position (2.5, -8.5). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.376186 Jy ! Component: 100 - total flux cleaned = 0.651675 Jy ! Total flux subtracted in 100 components = 0.651675 Jy ! Clean residual min=-0.144490 max=0.343690 Jy/beam ! Clean residual mean=-0.000129 rms=0.038878 Jy/beam ! Combined flux in latest and established models = 1.80211 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 47 components and 1.80211 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=1.589890Jy sigma=9.907811 ! Fit after self-cal, rms=1.561369Jy sigma=9.578079 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.31631 Jy ! Component: 100 - total flux cleaned = 0.543028 Jy ! Total flux subtracted in 100 components = 0.543028 Jy ! Clean residual min=-0.113349 max=0.210814 Jy/beam ! Clean residual mean=-0.000115 rms=0.031277 Jy/beam ! Combined flux in latest and established models = 2.34514 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 59 components and 2.34514 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=1.330964Jy sigma=8.175547 ! Fit after self-cal, rms=1.315335Jy sigma=7.918859 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.234599 Jy ! Component: 100 - total flux cleaned = 0.416752 Jy ! Total flux subtracted in 100 components = 0.416752 Jy ! Clean residual min=-0.100318 max=0.210342 Jy/beam ! Clean residual mean=-0.000100 rms=0.026533 Jy/beam ! Combined flux in latest and established models = 2.76189 Jy ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 73 components and 2.7619 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=1.140879Jy sigma=6.958828 ! Fit after self-cal, rms=1.134186Jy sigma=6.866405 ! Inverting map ! Added new window around map position (-4, -0.5). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.211166 Jy ! Component: 100 - total flux cleaned = 0.370817 Jy ! Total flux subtracted in 100 components = 0.370817 Jy ! Clean residual min=-0.087856 max=0.122160 Jy/beam ! Clean residual mean=-0.000086 rms=0.022025 Jy/beam ! Combined flux in latest and established models = 3.13271 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 85 components and 3.13271 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.983852Jy sigma=5.882926 ! Fit after self-cal, rms=0.978736Jy sigma=5.834314 ! 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=2.678 mas, bmaj=6.287 mas, bpa=-2.782 degrees ! Estimated noise=0.672963 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 (3, -1). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.239571 Jy ! Component: 100 - total flux cleaned = 0.436102 Jy ! Component: 150 - total flux cleaned = 0.605803 Jy ! Component: 200 - total flux cleaned = 0.753847 Jy ! Total flux subtracted in 200 components = 0.753847 Jy ! Clean residual min=-0.072385 max=0.124862 Jy/beam ! Clean residual mean=-0.000014 rms=0.021995 Jy/beam ! Combined flux in latest and established models = 3.88656 Jy ! Performing phase self-cal ! Adding 62 model components to the UV plane model. ! The established model now contains 127 components and 3.88656 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.703037Jy sigma=4.445343 ! Fit after self-cal, rms=0.697984Jy sigma=4.379850 ! Inverting map ! Added new window around map position (7, -23). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.150225 Jy ! Component: 100 - total flux cleaned = 0.274972 Jy ! Component: 150 - total flux cleaned = 0.386616 Jy ! Component: 200 - total flux cleaned = 0.487765 Jy ! Total flux subtracted in 200 components = 0.487765 Jy ! Clean residual min=-0.062189 max=0.094293 Jy/beam ! Clean residual mean=-0.000022 rms=0.017013 Jy/beam ! Combined flux in latest and established models = 4.37433 Jy ! Performing phase self-cal ! Adding 56 model components to the UV plane model. ! The established model now contains 159 components and 4.37433 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.545719Jy sigma=3.569467 ! Fit after self-cal, rms=0.539760Jy sigma=3.505449 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.678 x 6.287 at -2.782 degrees (North through East) ! Clean map min=-0.059134 max=1.0187 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 0.99 HN 1.08 KP 0.91 ! LA 0.87 MK 1.08 NL 1.05 OV 0.97 ! PT 0.90 SC 1.05 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.89 FD 0.95 HN 1.08 KP 0.95 ! LA 0.89 MK 1.13 NL 1.03 OV 0.84 ! PT 0.91 SC 1.05 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 0.99 HN 1.08 KP 0.94 ! LA 0.86 MK 1.12 NL 1.05 OV 1.00 ! PT 0.93 SC 1.06 ! ! ! Fit before self-cal, rms=0.539760Jy sigma=3.505449 ! Fit after self-cal, rms=0.332719Jy sigma=2.932500 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=2.775 mas, bmaj=6.396 mas, bpa=-1.914 degrees ! Estimated noise=0.673289 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 = 0.0917627 Jy ! Component: 100 - total flux cleaned = 0.152058 Jy ! Component: 150 - total flux cleaned = 0.190409 Jy ! Component: 200 - total flux cleaned = 0.217809 Jy ! Total flux subtracted in 200 components = 0.217809 Jy ! Clean residual min=-0.042410 max=0.057774 Jy/beam ! Clean residual mean=-0.000014 rms=0.010864 Jy/beam ! Combined flux in latest and established models = 4.59214 Jy ! Performing phase self-cal ! Adding 38 model components to the UV plane model. ! The established model now contains 190 components and 4.59214 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.274587Jy sigma=2.496485 ! Fit after self-cal, rms=0.266060Jy sigma=2.433893 ! Inverting map ! Added new window around map position (-10, -3). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0306099 Jy ! Component: 100 - total flux cleaned = 0.0533768 Jy ! Component: 150 - total flux cleaned = 0.0742168 Jy ! Component: 200 - total flux cleaned = 0.092874 Jy ! Total flux subtracted in 200 components = 0.092874 Jy ! Clean residual min=-0.033716 max=0.035628 Jy/beam ! Clean residual mean=-0.000020 rms=0.008769 Jy/beam ! Combined flux in latest and established models = 4.68501 Jy ! Performing phase self-cal ! Adding 40 model components to the UV plane model. ! The established model now contains 209 components and 4.68501 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.239774Jy sigma=2.134976 ! Fit after self-cal, rms=0.239171Jy sigma=2.118119 ! 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=0.239171Jy sigma=2.118119 ! Fit after self-cal, rms=0.212374Jy sigma=1.848850 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.788 mas, bmaj=6.418 mas, bpa=-2.158 degrees ! Estimated noise=0.673218 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0179648 Jy ! Component: 100 - total flux cleaned = 0.0403436 Jy ! Component: 150 - total flux cleaned = 0.0602499 Jy ! Component: 200 - total flux cleaned = 0.0772271 Jy ! Total flux subtracted in 200 components = 0.0772271 Jy ! Clean residual min=-0.025271 max=0.027610 Jy/beam ! Clean residual mean=-0.000001 rms=0.006946 Jy/beam ! Combined flux in latest and established models = 4.76224 Jy selfcal ! Performing phase self-cal ! Adding 38 model components to the UV plane model. ! The established model now contains 228 components and 4.76224 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.193372Jy sigma=1.671910 ! Fit after self-cal, rms=0.193014Jy sigma=1.656911 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 = 0.0148451 Jy ! Component: 100 - total flux cleaned = 0.0316095 Jy ! Component: 150 - total flux cleaned = 0.0448709 Jy ! Component: 200 - total flux cleaned = 0.0570237 Jy ! Total flux subtracted in 200 components = 0.0570237 Jy ! Clean residual min=-0.023677 max=0.024460 Jy/beam ! Clean residual mean=-0.000002 rms=0.006310 Jy/beam ! Combined flux in latest and established models = 4.81926 Jy ! Performing phase self-cal ! Adding 41 model components to the UV plane model. ! The established model now contains 238 components and 4.81926 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.180954Jy sigma=1.561772 ! Fit after self-cal, rms=0.181385Jy sigma=1.552215 ! 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=0.181385Jy sigma=1.552215 ! Fit after self-cal, rms=0.170868Jy sigma=1.507762 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.791 mas, bmaj=6.421 mas, bpa=-2.313 degrees ! Estimated noise=0.667943 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.015136 Jy ! Component: 100 - total flux cleaned = 0.0317591 Jy ! Component: 150 - total flux cleaned = 0.0462698 Jy ! Component: 200 - total flux cleaned = 0.0586114 Jy ! Total flux subtracted in 200 components = 0.0586114 Jy ! Clean residual min=-0.021780 max=0.022276 Jy/beam ! Clean residual mean=0.000010 rms=0.005492 Jy/beam ! Combined flux in latest and established models = 4.87787 Jy selfcal ! Performing phase self-cal ! Adding 39 model components to the UV plane model. ! The established model now contains 249 components and 4.87787 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.159137Jy sigma=1.425754 ! Fit after self-cal, rms=0.159434Jy sigma=1.416268 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 = 0.0110428 Jy ! Component: 100 - total flux cleaned = 0.0209537 Jy ! Component: 150 - total flux cleaned = 0.0299156 Jy ! Component: 200 - total flux cleaned = 0.037725 Jy ! Total flux subtracted in 200 components = 0.037725 Jy ! Clean residual min=-0.021466 max=0.021140 Jy/beam ! Clean residual mean=0.000009 rms=0.005142 Jy/beam ! Combined flux in latest and established models = 4.9156 Jy ! Performing phase self-cal ! Adding 44 model components to the UV plane model. ! The established model now contains 263 components and 4.9156 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.152337Jy sigma=1.368257 ! Fit after self-cal, rms=0.152862Jy sigma=1.361879 ! 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=0.152862Jy sigma=1.361879 ! Fit after self-cal, rms=0.146477Jy sigma=1.349701 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=6.172 mas, bmaj=8.667 mas, bpa=-0.7774 degrees ! Estimated noise=1.12232 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0402614 Jy ! Component: 100 - total flux cleaned = 0.0651343 Jy ! Component: 150 - total flux cleaned = 0.0841744 Jy ! Component: 200 - total flux cleaned = 0.0996298 Jy ! Total flux subtracted in 200 components = 0.0996298 Jy ! Clean residual min=-0.024809 max=0.021284 Jy/beam ! Clean residual mean=0.000046 rms=0.006697 Jy/beam ! Combined flux in latest and established models = 5.01522 Jy selfcal ! Performing phase self-cal ! Adding 39 model components to the UV plane model. ! The established model now contains 290 components and 5.01523 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.135373Jy sigma=1.364375 ! Fit after self-cal, rms=0.135417Jy sigma=1.341291 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 = 0.019803 Jy ! Component: 100 - total flux cleaned = 0.0331941 Jy ! Component: 150 - total flux cleaned = 0.0425309 Jy ! Component: 200 - total flux cleaned = 0.0490372 Jy ! Total flux subtracted in 200 components = 0.0490372 Jy ! Clean residual min=-0.023916 max=0.020416 Jy/beam ! Clean residual mean=0.000042 rms=0.006298 Jy/beam ! Combined flux in latest and established models = 5.06426 Jy ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 306 components and 5.06426 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.132302Jy sigma=1.356273 ! Fit after self-cal, rms=0.132728Jy sigma=1.351469 ! 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=2.789 mas, bmaj=6.421 mas, bpa=-2.505 degrees ! Estimated noise=0.66494 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.789 x 6.421 at -2.505 degrees (North through East) ! Clean map min=-0.024671 max=1.0483 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=0.132728Jy sigma=1.351469 ! Fit after self-cal, rms=0.127544Jy sigma=1.286973 ! Inverting map and beam ! Estimated beam: bmin=2.786 mas, bmaj=6.422 mas, bpa=-2.771 degrees ! Estimated noise=0.663225 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0108913 Jy ! Component: 100 - total flux cleaned = 0.0136622 Jy ! Component: 150 - total flux cleaned = 0.0175505 Jy ! Component: 200 - total flux cleaned = 0.0219314 Jy ! Total flux subtracted in 200 components = 0.0219314 Jy ! Clean residual min=-0.021148 max=0.024256 Jy/beam ! Clean residual mean=0.000028 rms=0.004339 Jy/beam ! Combined flux in latest and established models = 5.08619 Jy ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 319 components and 5.08619 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.123014Jy sigma=1.222516 ! Fit after self-cal, rms=0.123112Jy sigma=1.219626 ! Inverting map ! Added new window around map position (0.5, -17). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0184946 Jy ! Component: 100 - total flux cleaned = 0.0254548 Jy ! Component: 150 - total flux cleaned = 0.0314225 Jy ! Component: 200 - total flux cleaned = 0.0346971 Jy ! Total flux subtracted in 200 components = 0.0346971 Jy ! Clean residual min=-0.017904 max=0.016846 Jy/beam ! Clean residual mean=0.000029 rms=0.003846 Jy/beam ! Combined flux in latest and established models = 5.12089 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 335 components and 5.12089 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.116114Jy sigma=1.137581 ! Fit after self-cal, rms=0.116023Jy sigma=1.134188 ! Inverting map ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.116023Jy sigma=1.134188 ! Fit after self-cal, rms=0.111356Jy sigma=1.125352 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=2.478 mas, bmaj=5.836 mas, bpa=-2.937 degrees ! Estimated noise=0.795724 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.817531 Jy ! Component: 100 - total flux cleaned = 1.30296 Jy ! Component: 150 - total flux cleaned = 1.66062 Jy ! Component: 200 - total flux cleaned = 1.94929 Jy ! Total flux subtracted in 200 components = 1.94929 Jy ! Clean residual min=-0.100409 max=0.175656 Jy/beam ! Clean residual mean=-0.000103 rms=0.030152 Jy/beam ! Combined flux in latest and established models = 1.94929 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 51 model components to the UV plane model. ! The established model now contains 51 components and 1.94929 Jy ! Inverting map and beam ! Estimated beam: bmin=2.784 mas, bmaj=6.422 mas, bpa=-2.7 degrees ! Estimated noise=0.662733 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 = 0.372516 Jy ! Component: 100 - total flux cleaned = 0.673601 Jy ! Component: 150 - total flux cleaned = 0.925543 Jy ! Component: 200 - total flux cleaned = 1.14417 Jy ! Total flux subtracted in 200 components = 1.14417 Jy ! Clean residual min=-0.076635 max=0.135876 Jy/beam ! Clean residual mean=0.000024 rms=0.024576 Jy/beam ! Combined flux in latest and established models = 3.09346 Jy ! Adding 87 model components to the UV plane model. ! The established model now contains 123 components and 3.09346 Jy ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.191497 Jy ! Component: 100 - total flux cleaned = 0.360112 Jy ! Component: 150 - total flux cleaned = 0.509138 Jy ! Component: 200 - total flux cleaned = 0.641503 Jy ! Total flux subtracted in 200 components = 0.641503 Jy ! Clean residual min=-0.057577 max=0.084214 Jy/beam ! Clean residual mean=0.000025 rms=0.016757 Jy/beam ! Combined flux in latest and established models = 3.73496 Jy ! Adding 61 model components to the UV plane model. ! The established model now contains 164 components and 3.73496 Jy ! Inverting map ! Added new window around map position (-2.5, 6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.118569 Jy ! Component: 100 - total flux cleaned = 0.225205 Jy ! Component: 150 - total flux cleaned = 0.32143 Jy ! Component: 200 - total flux cleaned = 0.408546 Jy ! Total flux subtracted in 200 components = 0.408546 Jy ! Clean residual min=-0.044094 max=0.055237 Jy/beam ! Clean residual mean=0.000025 rms=0.012206 Jy/beam ! Combined flux in latest and established models = 4.14351 Jy ! Adding 55 model components to the UV plane model. ! The established model now contains 202 components and 4.14351 Jy ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0791434 Jy ! Component: 100 - total flux cleaned = 0.151277 Jy ! Component: 150 - total flux cleaned = 0.217362 Jy ! Component: 200 - total flux cleaned = 0.278098 Jy ! Total flux subtracted in 200 components = 0.278098 Jy ! Clean residual min=-0.035237 max=0.041670 Jy/beam ! Clean residual mean=0.000024 rms=0.009313 Jy/beam ! Combined flux in latest and established models = 4.42161 Jy ! Adding 65 model components to the UV plane model. ! The established model now contains 238 components and 4.42161 Jy ! Inverting map ! Added new window around map position (-22.5, 28). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0561802 Jy ! Component: 100 - total flux cleaned = 0.107827 Jy ! Component: 150 - total flux cleaned = 0.155558 Jy ! Component: 200 - total flux cleaned = 0.199732 Jy ! Total flux subtracted in 200 components = 0.199732 Jy ! Clean residual min=-0.029319 max=0.030544 Jy/beam ! Clean residual mean=0.000023 rms=0.007325 Jy/beam ! Combined flux in latest and established models = 4.62134 Jy ! Adding 51 model components to the UV plane model. ! The established model now contains 258 components and 4.62134 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=6.157 mas, bmaj=8.642 mas, bpa=-1.088 degrees ! Estimated noise=1.12228 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.100803 Jy ! Component: 100 - total flux cleaned = 0.177768 Jy ! Component: 150 - total flux cleaned = 0.24068 Jy ! Component: 200 - total flux cleaned = 0.292799 Jy ! Total flux subtracted in 200 components = 0.292799 Jy ! Clean residual min=-0.027920 max=0.031683 Jy/beam ! Clean residual mean=0.000068 rms=0.008991 Jy/beam ! Combined flux in latest and established models = 4.91414 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 = 0.0436807 Jy ! Component: 100 - total flux cleaned = 0.0806652 Jy ! Component: 150 - total flux cleaned = 0.112236 Jy ! Component: 200 - total flux cleaned = 0.139373 Jy ! Total flux subtracted in 200 components = 0.139373 Jy ! Clean residual min=-0.020880 max=0.020226 Jy/beam ! Clean residual mean=0.000060 rms=0.006324 Jy/beam ! Combined flux in latest and established models = 5.05351 Jy ! Adding 151 model components to the UV plane model. ! The established model now contains 361 components and 5.05351 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=2.784 mas, bmaj=6.422 mas, bpa=-2.7 degrees ! Estimated noise=0.662733 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.024855 Jy ! Component: 100 - total flux cleaned = 0.0417001 Jy ! Component: 150 - total flux cleaned = 0.0573019 Jy ! Component: 200 - total flux cleaned = 0.0675721 Jy ! Total flux subtracted in 200 components = 0.0675721 Jy ! Clean residual min=-0.015640 max=0.016292 Jy/beam ! Clean residual mean=0.000018 rms=0.004085 Jy/beam ! Combined flux in latest and established models = 5.12108 Jy selfcal ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 385 components and 5.12109 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.114055Jy sigma=1.170544 ! Fit after self-cal, rms=0.110841Jy sigma=1.111592 wmodel J0318+1628_S_map.mod ! Writing 385 model components to file: J0318+1628_S_map.mod wobs J0318+1628_S_uvs.fits ! Writing UV FITS file: J0318+1628_S_uvs.fits wwins J0318+1628_S_map.win ! wwins: Wrote 9 windows to J0318+1628_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 = 0.000636 Jy ! Component: 100 - total flux cleaned = 0.000904576 Jy ! Component: 150 - total flux cleaned = 0.00064308 Jy ! Component: 200 - total flux cleaned = 0.000890611 Jy ! Component: 250 - total flux cleaned = 0.00183222 Jy ! Component: 300 - total flux cleaned = 0.00251157 Jy ! Component: 350 - total flux cleaned = 0.00317517 Jy ! Component: 400 - total flux cleaned = 0.00445706 Jy ! Component: 450 - total flux cleaned = 0.00507884 Jy ! Component: 500 - total flux cleaned = 0.00568808 Jy ! Component: 550 - total flux cleaned = 0.00628178 Jy ! Component: 600 - total flux cleaned = 0.00686857 Jy ! Component: 650 - total flux cleaned = 0.00781809 Jy ! Component: 700 - total flux cleaned = 0.00930307 Jy ! Component: 750 - total flux cleaned = 0.0100222 Jy ! Component: 800 - total flux cleaned = 0.0107245 Jy ! Component: 850 - total flux cleaned = 0.0108997 Jy ! Component: 900 - total flux cleaned = 0.0112457 Jy ! Component: 950 - total flux cleaned = 0.0114216 Jy ! Component: 1000 - total flux cleaned = 0.0124136 Jy ! Component: 1050 - total flux cleaned = 0.0129018 Jy ! Component: 1100 - total flux cleaned = 0.0135401 Jy ! Component: 1150 - total flux cleaned = 0.014325 Jy ! Component: 1200 - total flux cleaned = 0.0149424 Jy ! Component: 1250 - total flux cleaned = 0.0152478 Jy ! Component: 1300 - total flux cleaned = 0.0158466 Jy ! Component: 1350 - total flux cleaned = 0.0164359 Jy ! Component: 1400 - total flux cleaned = 0.0162901 Jy ! Component: 1450 - total flux cleaned = 0.0164342 Jy ! Component: 1500 - total flux cleaned = 0.0167157 Jy ! Component: 1550 - total flux cleaned = 0.0165757 Jy ! Component: 1600 - total flux cleaned = 0.0165749 Jy ! Component: 1650 - total flux cleaned = 0.0168447 Jy ! Component: 1700 - total flux cleaned = 0.0173759 Jy ! Component: 1750 - total flux cleaned = 0.0175077 Jy ! Component: 1800 - total flux cleaned = 0.0176358 Jy ! Component: 1850 - total flux cleaned = 0.0177631 Jy ! Component: 1900 - total flux cleaned = 0.0177606 Jy ! Component: 1950 - total flux cleaned = 0.0177593 Jy ! Component: 2000 - total flux cleaned = 0.0183674 Jy ! Component: 2050 - total flux cleaned = 0.0180028 Jy ! Component: 2100 - total flux cleaned = 0.0180029 Jy ! Component: 2150 - total flux cleaned = 0.0180014 Jy ! Component: 2200 - total flux cleaned = 0.0178847 Jy ! Component: 2250 - total flux cleaned = 0.0178834 Jy ! Component: 2300 - total flux cleaned = 0.018336 Jy ! Component: 2350 - total flux cleaned = 0.017777 Jy ! Component: 2400 - total flux cleaned = 0.0181071 Jy ! Component: 2450 - total flux cleaned = 0.0182174 Jy ! Component: 2500 - total flux cleaned = 0.018324 Jy ! Component: 2550 - total flux cleaned = 0.0187512 Jy ! Component: 2600 - total flux cleaned = 0.0185404 Jy ! Component: 2650 - total flux cleaned = 0.0186444 Jy ! Component: 2700 - total flux cleaned = 0.0189534 Jy ! Component: 2750 - total flux cleaned = 0.0191557 Jy ! Component: 2800 - total flux cleaned = 0.0194574 Jy ! Component: 2850 - total flux cleaned = 0.019459 Jy ! Component: 2900 - total flux cleaned = 0.0200463 Jy ! Component: 2950 - total flux cleaned = 0.0203383 Jy ! Component: 3000 - total flux cleaned = 0.0203388 Jy ! Component: 3050 - total flux cleaned = 0.0209068 Jy ! Component: 3100 - total flux cleaned = 0.0203447 Jy ! Component: 3150 - total flux cleaned = 0.0209956 Jy ! Component: 3200 - total flux cleaned = 0.0211774 Jy ! Component: 3250 - total flux cleaned = 0.0212688 Jy ! Component: 3300 - total flux cleaned = 0.0216277 Jy ! Component: 3350 - total flux cleaned = 0.0218061 Jy ! Component: 3400 - total flux cleaned = 0.0219821 Jy ! Component: 3450 - total flux cleaned = 0.0224184 Jy ! Component: 3500 - total flux cleaned = 0.0223296 Jy ! Component: 3550 - total flux cleaned = 0.0229285 Jy ! Component: 3600 - total flux cleaned = 0.0230979 Jy ! Component: 3650 - total flux cleaned = 0.0236009 Jy ! Component: 3700 - total flux cleaned = 0.0236829 Jy ! Component: 3750 - total flux cleaned = 0.0240112 Jy ! Component: 3800 - total flux cleaned = 0.024337 Jy ! Component: 3850 - total flux cleaned = 0.0246577 Jy ! Component: 3900 - total flux cleaned = 0.0249762 Jy ! Component: 3950 - total flux cleaned = 0.0252128 Jy ! Component: 4000 - total flux cleaned = 0.0250569 Jy ! Component: 4050 - total flux cleaned = 0.0255996 Jy ! Total flux subtracted in 4096 components = 0.0253686 Jy ! Clean residual min=-0.004052 max=0.004964 Jy/beam ! Clean residual mean=0.000007 rms=0.001468 Jy/beam ! Combined flux in latest and established models = 5.14645 Jy keep ! Adding 329 model components to the UV plane model. ! The established model now contains 712 components and 5.14645 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J0318+1628_S_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.784 x 6.422 at -2.7 degrees (North through East) ! Clean map min=-0.010915 max=1.0929 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J0318+1628_S_map.fits wmodel /vlbi/uf001/uva//J0318+1628_S_map.mod ! Writing 712 model components to file: /vlbi/uf001/uva//J0318+1628_S_map.mod wobs /vlbi/uf001/uva//J0318+1628_S_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J0318+1628_S_uvs.fits wwins /vlbi/uf001/uva//J0318+1628_S_map.win ! wwins: Wrote 10 windows to /vlbi/uf001/uva//J0318+1628_S_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 1.09293 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.00145986 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.40072 0.40072 0.801441 1.60288 3.20576 6.41152 12.823 25.6461 51.2922 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0043 print "peak= ", int(1000*peak_flux)/1000 ! peak= 1.092 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 748.651 quit ! Quitting program ! Log file /vlbi/uf001/uva//J0318+1628_S_dfm.log closed on Sun Jan 13 21:44:38 2019