! Started logfile: /vlbi/uf001/uva//J1928+0848_S_dfm.log on Mon Jan 14 05:04:42 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//J1928+0848_S_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J1928+0848_S_uva.fits ! AN table 1: 87 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.989527 visibilities/baseline/integration-bin. ! Found source: J1928+0848 ! ! 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 11622 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 J1928+0848_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 30 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 30 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 30 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.024899Jy sigma=19.326284 ! Fit after self-cal, rms=0.809535Jy sigma=15.305740 ! 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=2.886 mas, bmaj=6.905 mas, bpa=-2.042 degrees ! Estimated noise=0.540028 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 = 0.145911 Jy ! Component: 100 - total flux cleaned = 0.19001 Jy ! Total flux subtracted in 100 components = 0.19001 Jy ! Clean residual min=-0.006690 max=0.017626 Jy/beam ! Clean residual mean=-0.000048 rms=0.001900 Jy/beam ! Combined flux in latest and established models = 0.19001 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 8 components and 0.19001 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.079407Jy sigma=1.401149 ! Fit after self-cal, rms=0.079236Jy sigma=1.398426 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0188226 Jy ! Component: 100 - total flux cleaned = 0.0289744 Jy ! Total flux subtracted in 100 components = 0.0289744 Jy ! Clean residual min=-0.004975 max=0.006037 Jy/beam ! Clean residual mean=-0.000026 rms=0.001238 Jy/beam ! Combined flux in latest and established models = 0.218984 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 31 components and 0.218984 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.073630Jy sigma=1.284796 ! Fit after self-cal, rms=0.073583Jy sigma=1.284069 ! 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=3.331 mas, bmaj=7.535 mas, bpa=-2.552 degrees ! Estimated noise=0.358144 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 (-3.5, 2.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00958375 Jy ! Component: 100 - total flux cleaned = 0.0157614 Jy ! Component: 150 - total flux cleaned = 0.0202981 Jy ! Component: 200 - total flux cleaned = 0.0236732 Jy ! Total flux subtracted in 200 components = 0.0236732 Jy ! Clean residual min=-0.004149 max=0.005131 Jy/beam ! Clean residual mean=-0.000006 rms=0.001026 Jy/beam ! Combined flux in latest and established models = 0.242658 Jy ! Performing phase self-cal ! Adding 39 model components to the UV plane model. ! The established model now contains 66 components and 0.242658 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.072018Jy sigma=1.253904 ! Fit after self-cal, rms=0.071962Jy sigma=1.252744 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.331 x 7.535 at -2.552 degrees (North through East) ! Clean map min=-0.0042907 max=0.18723 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 0.95 HN 1.02 KP 0.98 ! LA 0.95 MK 1.00 NL 1.05 OV 1.00 ! PT 1.02 SC 1.03 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 0.84 HN 1.01 KP 1.00 ! LA 0.95 MK 1.01 NL 1.10 OV 1.01 ! PT 1.02 SC 1.02 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 0.94 HN 1.00 KP 1.02 ! LA 0.96 MK 1.01 NL 1.04 OV 0.99 ! PT 1.01 SC 1.00 ! ! ! Fit before self-cal, rms=0.071962Jy sigma=1.252744 ! Fit after self-cal, rms=0.069718Jy sigma=1.228418 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=3.351 mas, bmaj=7.604 mas, bpa=-2.59 degrees ! Estimated noise=0.35747 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 = 0.000138675 Jy ! Component: 100 - total flux cleaned = -5.53251e-05 Jy ! Component: 150 - total flux cleaned = -0.000150124 Jy ! Component: 200 - total flux cleaned = -0.000149681 Jy ! Total flux subtracted in 200 components = -0.000149681 Jy ! Clean residual min=-0.002629 max=0.003116 Jy/beam ! Clean residual mean=-0.000005 rms=0.000717 Jy/beam ! Combined flux in latest and established models = 0.242508 Jy ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 89 components and 0.242508 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.069622Jy sigma=1.226226 ! Fit after self-cal, rms=0.069629Jy sigma=1.225842 ! 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=0.069629Jy sigma=1.225842 ! Fit after self-cal, rms=0.067878Jy sigma=1.203679 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.354 mas, bmaj=7.585 mas, bpa=-2.444 degrees ! Estimated noise=0.356872 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00103536 Jy ! Component: 100 - total flux cleaned = 0.00125613 Jy ! Component: 150 - total flux cleaned = 0.00119232 Jy ! Component: 200 - total flux cleaned = 0.00116512 Jy ! Total flux subtracted in 200 components = 0.00116512 Jy ! Clean residual min=-0.001980 max=0.002100 Jy/beam ! Clean residual mean=-0.000008 rms=0.000471 Jy/beam ! Combined flux in latest and established models = 0.243673 Jy selfcal ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 105 components and 0.243673 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.067825Jy sigma=1.202591 ! Fit after self-cal, rms=0.067811Jy sigma=1.202312 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 (-11.5, 24). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00211547 Jy ! Component: 100 - total flux cleaned = 0.0032944 Jy ! Component: 150 - total flux cleaned = 0.00400005 Jy ! Component: 200 - total flux cleaned = 0.00443248 Jy ! Total flux subtracted in 200 components = 0.00443248 Jy ! Clean residual min=-0.001809 max=0.001775 Jy/beam ! Clean residual mean=-0.000005 rms=0.000428 Jy/beam ! Combined flux in latest and established models = 0.248106 Jy ! Performing phase self-cal ! Adding 33 model components to the UV plane model. ! The established model now contains 132 components and 0.248106 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.067740Jy sigma=1.200831 ! Fit after self-cal, rms=0.067736Jy sigma=1.200766 ! 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=0.067736Jy sigma=1.200766 ! Fit after self-cal, rms=0.067738Jy sigma=1.200291 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.356 mas, bmaj=7.58 mas, bpa=-2.404 degrees ! Estimated noise=0.356559 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000651548 Jy ! Component: 100 - total flux cleaned = 0.00111823 Jy ! Component: 150 - total flux cleaned = 0.0013964 Jy ! Component: 200 - total flux cleaned = 0.00161406 Jy ! Total flux subtracted in 200 components = 0.00161406 Jy ! Clean residual min=-0.001738 max=0.001635 Jy/beam ! Clean residual mean=-0.000003 rms=0.000403 Jy/beam ! Combined flux in latest and established models = 0.24972 Jy selfcal ! Performing phase self-cal ! Adding 39 model components to the UV plane model. ! The established model now contains 152 components and 0.24972 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.067710Jy sigma=1.199734 ! Fit after self-cal, rms=0.067708Jy sigma=1.199680 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 = 8.43025e-05 Jy ! Component: 100 - total flux cleaned = 0.000195208 Jy ! Component: 150 - total flux cleaned = 0.000294679 Jy ! Component: 200 - total flux cleaned = 0.000349204 Jy ! Total flux subtracted in 200 components = 0.000349204 Jy ! Clean residual min=-0.001670 max=0.001599 Jy/beam ! Clean residual mean=-0.000003 rms=0.000396 Jy/beam ! Combined flux in latest and established models = 0.250069 Jy ! Performing phase self-cal ! Adding 39 model components to the UV plane model. ! The established model now contains 166 components and 0.250069 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.067696Jy sigma=1.199442 ! Fit after self-cal, rms=0.067693Jy sigma=1.199422 ! 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=0.067693Jy sigma=1.199422 ! Fit after self-cal, rms=0.067777Jy sigma=1.199295 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=7.613 mas, bmaj=11.27 mas, bpa=-0.9253 degrees ! Estimated noise=0.440335 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000496819 Jy ! Component: 100 - total flux cleaned = 0.000789741 Jy ! Component: 150 - total flux cleaned = 0.000875673 Jy ! Component: 200 - total flux cleaned = 0.000889147 Jy ! Total flux subtracted in 200 components = 0.000889147 Jy ! Clean residual min=-0.001478 max=0.001593 Jy/beam ! Clean residual mean=-0.000003 rms=0.000423 Jy/beam ! Combined flux in latest and established models = 0.250958 Jy selfcal ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 189 components and 0.250958 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.067769Jy sigma=1.199121 ! Fit after self-cal, rms=0.067768Jy sigma=1.199091 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 = 8.23872e-05 Jy ! Component: 100 - total flux cleaned = 4.48964e-05 Jy ! Component: 150 - total flux cleaned = 3.35205e-05 Jy ! Component: 200 - total flux cleaned = 2.30476e-05 Jy ! Total flux subtracted in 200 components = 2.30476e-05 Jy ! Clean residual min=-0.001477 max=0.001587 Jy/beam ! Clean residual mean=-0.000003 rms=0.000419 Jy/beam ! Combined flux in latest and established models = 0.250981 Jy ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 204 components and 0.250981 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.067766Jy sigma=1.199051 ! Fit after self-cal, rms=0.067764Jy sigma=1.199039 ! 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=3.359 mas, bmaj=7.58 mas, bpa=-2.407 degrees ! Estimated noise=0.356714 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.359 x 7.58 at -2.407 degrees (North through East) ! Clean map min=-0.0015084 max=0.1857 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 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=2.908 mas, bmaj=6.936 mas, bpa=-1.872 degrees ! Estimated noise=0.540015 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.145888 Jy ! Component: 100 - total flux cleaned = 0.19059 Jy ! Component: 150 - total flux cleaned = 0.208499 Jy ! Component: 200 - total flux cleaned = 0.218064 Jy ! Total flux subtracted in 200 components = 0.218064 Jy ! Clean residual min=-0.003200 max=0.004929 Jy/beam ! Clean residual mean=-0.000024 rms=0.000890 Jy/beam ! Combined flux in latest and established models = 0.218064 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 33 model components to the UV plane model. ! The established model now contains 33 components and 0.218064 Jy ! Inverting map and beam ! Estimated beam: bmin=3.359 mas, bmaj=7.58 mas, bpa=-2.407 degrees ! Estimated noise=0.356714 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 = 0.00831048 Jy ! Component: 100 - total flux cleaned = 0.01349 Jy ! Component: 150 - total flux cleaned = 0.0170338 Jy ! Component: 200 - total flux cleaned = 0.0197781 Jy ! Total flux subtracted in 200 components = 0.0197781 Jy ! Clean residual min=-0.001764 max=0.001906 Jy/beam ! Clean residual mean=-0.000008 rms=0.000506 Jy/beam ! Combined flux in latest and established models = 0.237842 Jy ! Adding 61 model components to the UV plane model. ! The established model now contains 94 components and 0.237842 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=7.613 mas, bmaj=11.27 mas, bpa=-0.9253 degrees ! Estimated noise=0.440335 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00354431 Jy ! Component: 100 - total flux cleaned = 0.0058939 Jy ! Component: 150 - total flux cleaned = 0.00760021 Jy ! Component: 200 - total flux cleaned = 0.00888827 Jy ! Total flux subtracted in 200 components = 0.00888827 Jy ! Clean residual min=-0.001553 max=0.001595 Jy/beam ! Clean residual mean=-0.000006 rms=0.000461 Jy/beam ! Combined flux in latest and established models = 0.24673 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 = 0.000999972 Jy ! Component: 100 - total flux cleaned = 0.00179255 Jy ! Component: 150 - total flux cleaned = 0.00228481 Jy ! Component: 200 - total flux cleaned = 0.00257144 Jy ! Total flux subtracted in 200 components = 0.00257144 Jy ! Clean residual min=-0.001534 max=0.001493 Jy/beam ! Clean residual mean=-0.000004 rms=0.000428 Jy/beam ! Combined flux in latest and established models = 0.249301 Jy ! Adding 89 model components to the UV plane model. ! The established model now contains 167 components and 0.249301 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=3.359 mas, bmaj=7.58 mas, bpa=-2.407 degrees ! Estimated noise=0.356714 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000575958 Jy ! Component: 100 - total flux cleaned = 0.000642073 Jy ! Component: 150 - total flux cleaned = 0.000756573 Jy ! Component: 200 - total flux cleaned = 0.000782784 Jy ! Total flux subtracted in 200 components = 0.000782784 Jy ! Clean residual min=-0.001565 max=0.001567 Jy/beam ! Clean residual mean=-0.000002 rms=0.000394 Jy/beam ! Combined flux in latest and established models = 0.250084 Jy selfcal ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 189 components and 0.250084 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.067793Jy sigma=1.199535 ! Fit after self-cal, rms=0.067781Jy sigma=1.199331 wmodel J1928+0848_S_map.mod ! Writing 189 model components to file: J1928+0848_S_map.mod wobs J1928+0848_S_uvs.fits ! Writing UV FITS file: J1928+0848_S_uvs.fits wwins J1928+0848_S_map.win ! wwins: Wrote 3 windows to J1928+0848_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 = 0.000115516 Jy ! Component: 100 - total flux cleaned = 0.000197243 Jy ! Component: 150 - total flux cleaned = 0.000301609 Jy ! Component: 200 - total flux cleaned = 0.000302208 Jy ! Component: 250 - total flux cleaned = 0.000254039 Jy ! Component: 300 - total flux cleaned = 0.000324991 Jy ! Component: 350 - total flux cleaned = 0.000278084 Jy ! Component: 400 - total flux cleaned = 0.000300434 Jy ! Component: 450 - total flux cleaned = 0.000278173 Jy ! Component: 500 - total flux cleaned = 0.00034374 Jy ! Component: 550 - total flux cleaned = 0.000429462 Jy ! Component: 600 - total flux cleaned = 0.000513553 Jy ! Component: 650 - total flux cleaned = 0.000637657 Jy ! Component: 700 - total flux cleaned = 0.000780158 Jy ! Component: 750 - total flux cleaned = 0.000860335 Jy ! Component: 800 - total flux cleaned = 0.00105762 Jy ! Component: 850 - total flux cleaned = 0.00109644 Jy ! Component: 900 - total flux cleaned = 0.00115443 Jy ! Component: 950 - total flux cleaned = 0.00126793 Jy ! Component: 1000 - total flux cleaned = 0.00121169 Jy ! Component: 1050 - total flux cleaned = 0.00123055 Jy ! Component: 1100 - total flux cleaned = 0.00128547 Jy ! Component: 1150 - total flux cleaned = 0.00130325 Jy ! Component: 1200 - total flux cleaned = 0.00128555 Jy ! Component: 1250 - total flux cleaned = 0.00137327 Jy ! Component: 1300 - total flux cleaned = 0.00137292 Jy ! Component: 1350 - total flux cleaned = 0.00137324 Jy ! Component: 1400 - total flux cleaned = 0.00140736 Jy ! Component: 1450 - total flux cleaned = 0.00147424 Jy ! Component: 1500 - total flux cleaned = 0.00144096 Jy ! Component: 1550 - total flux cleaned = 0.00145768 Jy ! Component: 1600 - total flux cleaned = 0.00149032 Jy ! Component: 1650 - total flux cleaned = 0.00145828 Jy ! Component: 1700 - total flux cleaned = 0.00152214 Jy ! Component: 1750 - total flux cleaned = 0.00144345 Jy ! Component: 1800 - total flux cleaned = 0.00150587 Jy ! Component: 1850 - total flux cleaned = 0.00158278 Jy ! Component: 1900 - total flux cleaned = 0.00152158 Jy ! Component: 1950 - total flux cleaned = 0.00147612 Jy ! Component: 2000 - total flux cleaned = 0.00152117 Jy ! Component: 2050 - total flux cleaned = 0.0015511 Jy ! Component: 2100 - total flux cleaned = 0.00153644 Jy ! Component: 2150 - total flux cleaned = 0.00159454 Jy ! Component: 2200 - total flux cleaned = 0.00160893 Jy ! Component: 2250 - total flux cleaned = 0.00159445 Jy ! Component: 2300 - total flux cleaned = 0.00155197 Jy ! Component: 2350 - total flux cleaned = 0.00153792 Jy ! Component: 2400 - total flux cleaned = 0.00152437 Jy ! Component: 2450 - total flux cleaned = 0.00149655 Jy ! Component: 2500 - total flux cleaned = 0.00146902 Jy ! Component: 2550 - total flux cleaned = 0.00141469 Jy ! Component: 2600 - total flux cleaned = 0.00136075 Jy ! Component: 2650 - total flux cleaned = 0.00137421 Jy ! Component: 2700 - total flux cleaned = 0.00137426 Jy ! Component: 2750 - total flux cleaned = 0.00134807 Jy ! Component: 2800 - total flux cleaned = 0.00138711 Jy ! Component: 2850 - total flux cleaned = 0.00130925 Jy ! Component: 2900 - total flux cleaned = 0.00130926 Jy ! Component: 2950 - total flux cleaned = 0.00129663 Jy ! Component: 3000 - total flux cleaned = 0.00124594 Jy ! Component: 3050 - total flux cleaned = 0.00120829 Jy ! Component: 3100 - total flux cleaned = 0.00117074 Jy ! Component: 3150 - total flux cleaned = 0.00112115 Jy ! Component: 3200 - total flux cleaned = 0.00107185 Jy ! Component: 3250 - total flux cleaned = 0.0010596 Jy ! Component: 3300 - total flux cleaned = 0.000998583 Jy ! Component: 3350 - total flux cleaned = 0.000962289 Jy ! Component: 3400 - total flux cleaned = 0.000938296 Jy ! Component: 3450 - total flux cleaned = 0.000914415 Jy ! Component: 3500 - total flux cleaned = 0.000855186 Jy ! Component: 3550 - total flux cleaned = 0.000878844 Jy ! Component: 3600 - total flux cleaned = 0.000808544 Jy ! Component: 3650 - total flux cleaned = 0.000738772 Jy ! Component: 3700 - total flux cleaned = 0.000727196 Jy ! Component: 3750 - total flux cleaned = 0.000715729 Jy ! Component: 3800 - total flux cleaned = 0.000669984 Jy ! Component: 3850 - total flux cleaned = 0.000579059 Jy ! Component: 3900 - total flux cleaned = 0.000601694 Jy ! Component: 3950 - total flux cleaned = 0.000579249 Jy ! Component: 4000 - total flux cleaned = 0.000579226 Jy ! Component: 4050 - total flux cleaned = 0.000545902 Jy ! Total flux subtracted in 4096 components = 0.00049068 Jy ! Clean residual min=-0.000738 max=0.000630 Jy/beam ! Clean residual mean=-0.000001 rms=0.000204 Jy/beam ! Combined flux in latest and established models = 0.250575 Jy keep ! Adding 311 model components to the UV plane model. ! The established model now contains 500 components and 0.250575 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J1928+0848_S_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.359 x 7.58 at -2.407 degrees (North through East) ! Clean map min=-0.0012612 max=0.18546 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J1928+0848_S_map.fits wmodel /vlbi/uf001/uva//J1928+0848_S_map.mod ! Writing 500 model components to file: /vlbi/uf001/uva//J1928+0848_S_map.mod wobs /vlbi/uf001/uva//J1928+0848_S_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J1928+0848_S_uvs.fits wwins /vlbi/uf001/uva//J1928+0848_S_map.win ! wwins: Wrote 4 windows to /vlbi/uf001/uva//J1928+0848_S_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.185464 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000202424 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.327433 0.327433 0.654865 1.30973 2.61946 5.23892 10.4778 20.9557 41.9114 83.8228 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0006 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.185 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 916.219 quit ! Quitting program ! Log file /vlbi/uf001/uva//J1928+0848_S_dfm.log closed on Mon Jan 14 05:04:47 2019