! Started logfile: /vlbi/uf001/uva//J0957+5522_S_dfm.log on Mon Jan 14 00:40:53 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//J0957+5522_S_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J0957+5522_S_uva.fits ! AN table 1: 109 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.997554 visibilities/baseline/integration-bin. ! Found source: J0957+5522 ! ! 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 14679 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 J0957+5522_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 10 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 10 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 10 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.083664Jy sigma=21.080663 ! Fit after self-cal, rms=0.813640Jy sigma=16.635928 ! 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=3.163 mas, bmaj=3.826 mas, bpa=19.44 degrees ! Estimated noise=0.446205 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 = 0.148181 Jy ! Component: 100 - total flux cleaned = 0.228603 Jy ! Total flux subtracted in 100 components = 0.228603 Jy ! Clean residual min=-0.025517 max=0.049157 Jy/beam ! Clean residual mean=-0.000359 rms=0.007485 Jy/beam ! Combined flux in latest and established models = 0.228603 Jy ! Performing phase self-cal ! Adding 37 model components to the UV plane model. ! The established model now contains 37 components and 0.228603 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.345344Jy sigma=4.785314 ! Fit after self-cal, rms=0.344938Jy sigma=4.781150 ! Inverting map ! Added new window around map position (-1, -6.5). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0614955 Jy ! Component: 100 - total flux cleaned = 0.109188 Jy ! Total flux subtracted in 100 components = 0.109188 Jy ! Clean residual min=-0.021773 max=0.034386 Jy/beam ! Clean residual mean=-0.000342 rms=0.006529 Jy/beam ! Combined flux in latest and established models = 0.33779 Jy ! Performing phase self-cal ! Adding 43 model components to the UV plane model. ! The established model now contains 75 components and 0.33779 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.312969Jy sigma=4.273443 ! Fit after self-cal, rms=0.312447Jy sigma=4.263060 ! 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=3.909 mas, bmaj=4.658 mas, bpa=22.36 degrees ! Estimated noise=0.296609 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 = 0.074001 Jy ! Component: 100 - total flux cleaned = 0.127951 Jy ! Component: 150 - total flux cleaned = 0.168186 Jy ! Component: 200 - total flux cleaned = 0.198178 Jy ! Total flux subtracted in 200 components = 0.198178 Jy ! Clean residual min=-0.028657 max=0.055986 Jy/beam ! Clean residual mean=-0.000847 rms=0.010334 Jy/beam ! Combined flux in latest and established models = 0.535969 Jy ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 94 components and 0.535969 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.271861Jy sigma=3.812541 ! Fit after self-cal, rms=0.270616Jy sigma=3.781784 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.909 x 4.658 at 22.36 degrees (North through East) ! Clean map min=-0.026893 max=0.193 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.40 FD 1.03 HN 1.37 KP 0.90 ! LA 0.67 MK 1.11 NL 1.38 OV 1.02 ! PT 0.78 SC 1.01 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.32 FD 0.95 HN 1.32 KP 0.93 ! LA 0.75 MK 1.08 NL 1.35 OV 0.97 ! PT 0.89 SC 1.13 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.30 FD 1.06 HN 1.29 KP 0.88 ! LA 0.73 MK 1.11 NL 1.32 OV 0.96 ! PT 0.94 SC 1.01 ! ! ! Fit before self-cal, rms=0.270616Jy sigma=3.781784 ! Fit after self-cal, rms=0.195652Jy sigma=3.463662 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=4.012 mas, bmaj=4.847 mas, bpa=22.74 degrees ! Estimated noise=0.320859 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, -41.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0573747 Jy ! Component: 100 - total flux cleaned = 0.0912056 Jy ! Component: 150 - total flux cleaned = 0.115814 Jy ! Component: 200 - total flux cleaned = 0.135608 Jy ! Total flux subtracted in 200 components = 0.135608 Jy ! Clean residual min=-0.025498 max=0.048371 Jy/beam ! Clean residual mean=-0.000609 rms=0.008896 Jy/beam ! Combined flux in latest and established models = 0.671576 Jy ! Performing phase self-cal ! Adding 56 model components to the UV plane model. ! The established model now contains 147 components and 0.671576 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.173641Jy sigma=3.072485 ! Fit after self-cal, rms=0.171279Jy sigma=3.028105 ! Inverting map ! Added new window around map position (-14.5, -44). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0536198 Jy ! Component: 100 - total flux cleaned = 0.0859112 Jy ! Component: 150 - total flux cleaned = 0.108178 Jy ! Component: 200 - total flux cleaned = 0.125307 Jy ! Total flux subtracted in 200 components = 0.125307 Jy ! Clean residual min=-0.021323 max=0.047259 Jy/beam ! Clean residual mean=-0.000494 rms=0.007396 Jy/beam ! Combined flux in latest and established models = 0.796884 Jy ! Performing phase self-cal ! Adding 69 model components to the UV plane model. ! The established model now contains 213 components and 0.796884 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.150909Jy sigma=2.615339 ! Fit after self-cal, rms=0.146210Jy sigma=2.531770 ! Inverting map ! Added new window around map position (-0.5, -25.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0452557 Jy ! Component: 100 - total flux cleaned = 0.0744795 Jy ! Component: 150 - total flux cleaned = 0.098055 Jy ! Component: 200 - total flux cleaned = 0.118022 Jy ! Total flux subtracted in 200 components = 0.118022 Jy ! Clean residual min=-0.018303 max=0.030847 Jy/beam ! Clean residual mean=-0.000441 rms=0.005557 Jy/beam ! Combined flux in latest and established models = 0.914905 Jy ! Performing phase self-cal ! Adding 86 model components to the UV plane model. ! The established model now contains 291 components and 0.914905 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.126751Jy sigma=2.113443 ! Fit after self-cal, rms=0.125486Jy sigma=2.097350 ! Inverting map ! Added new window around map position (3.5, -14). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0283986 Jy ! Component: 100 - total flux cleaned = 0.0480275 Jy ! Component: 150 - total flux cleaned = 0.0648691 Jy ! Component: 200 - total flux cleaned = 0.0796996 Jy ! Total flux subtracted in 200 components = 0.0796996 Jy ! Clean residual min=-0.017035 max=0.022688 Jy/beam ! Clean residual mean=-0.000386 rms=0.004779 Jy/beam ! Combined flux in latest and established models = 0.994605 Jy ! Performing phase self-cal ! Adding 70 model components to the UV plane model. ! The established model now contains 348 components and 0.994605 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.114867Jy sigma=1.903485 ! Fit after self-cal, rms=0.114278Jy sigma=1.894211 ! 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=0.114278Jy sigma=1.894211 ! Fit after self-cal, rms=0.089831Jy sigma=1.588456 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.92 mas, bmaj=4.91 mas, bpa=24.44 degrees ! Estimated noise=0.31161 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0113474 Jy ! Component: 100 - total flux cleaned = 0.0178355 Jy ! Component: 150 - total flux cleaned = 0.0234133 Jy ! Component: 200 - total flux cleaned = 0.0285755 Jy ! Total flux subtracted in 200 components = 0.0285755 Jy ! Clean residual min=-0.010950 max=0.014629 Jy/beam ! Clean residual mean=-0.000092 rms=0.003122 Jy/beam ! Combined flux in latest and established models = 1.02318 Jy selfcal ! Performing phase self-cal ! Adding 41 model components to the UV plane model. ! The established model now contains 378 components and 1.02318 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.087576Jy sigma=1.531859 ! Fit after self-cal, rms=0.087324Jy sigma=1.527779 flux_cutoff = imstat(rms) * dynam ! Inverting map repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! Added new window around map position (-12, -30). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0152683 Jy ! Component: 100 - total flux cleaned = 0.0238295 Jy ! Component: 150 - total flux cleaned = 0.0286624 Jy ! Component: 200 - total flux cleaned = 0.0327418 Jy ! Total flux subtracted in 200 components = 0.0327418 Jy ! Clean residual min=-0.011067 max=0.012442 Jy/beam ! Clean residual mean=-0.000072 rms=0.002793 Jy/beam ! Combined flux in latest and established models = 1.05592 Jy ! Performing phase self-cal ! Adding 57 model components to the UV plane model. ! The established model now contains 426 components and 1.05592 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.084348Jy sigma=1.458233 ! Fit after self-cal, rms=0.084088Jy sigma=1.452016 ! Inverting map ! Added new window around map position (100.5, 40.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0111803 Jy ! Component: 100 - total flux cleaned = 0.0178666 Jy ! Component: 150 - total flux cleaned = 0.0227464 Jy ! Component: 200 - total flux cleaned = 0.0254839 Jy ! Total flux subtracted in 200 components = 0.0254839 Jy ! Clean residual min=-0.010817 max=0.010543 Jy/beam ! Clean residual mean=-0.000092 rms=0.002527 Jy/beam ! Combined flux in latest and established models = 1.08141 Jy ! Performing phase self-cal ! Adding 49 model components to the UV plane model. ! The established model now contains 462 components and 1.08141 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.082338Jy sigma=1.409512 ! Fit after self-cal, rms=0.082189Jy sigma=1.407182 ! 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=0.082189Jy sigma=1.407182 ! Fit after self-cal, rms=0.079886Jy sigma=1.391056 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.933 mas, bmaj=4.905 mas, bpa=24.95 degrees ! Estimated noise=0.309566 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00631965 Jy ! Component: 100 - total flux cleaned = 0.0107526 Jy ! Component: 150 - total flux cleaned = 0.0136137 Jy ! Component: 200 - total flux cleaned = 0.0159219 Jy ! Total flux subtracted in 200 components = 0.0159219 Jy ! Clean residual min=-0.010947 max=0.009985 Jy/beam ! Clean residual mean=-0.000102 rms=0.002349 Jy/beam ! Combined flux in latest and established models = 1.09733 Jy selfcal ! Performing phase self-cal ! Adding 64 model components to the UV plane model. ! The established model now contains 499 components and 1.09733 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.078987Jy sigma=1.370364 ! Fit after self-cal, rms=0.078933Jy sigma=1.369552 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 = 0.00224815 Jy ! Component: 100 - total flux cleaned = 0.00374064 Jy ! Component: 150 - total flux cleaned = 0.00530065 Jy ! Component: 200 - total flux cleaned = 0.00663097 Jy ! Total flux subtracted in 200 components = 0.00663097 Jy ! Clean residual min=-0.010827 max=0.009748 Jy/beam ! Clean residual mean=-0.000096 rms=0.002276 Jy/beam ! Combined flux in latest and established models = 1.10396 Jy ! Performing phase self-cal ! Adding 55 model components to the UV plane model. ! The established model now contains 519 components and 1.10396 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.078378Jy sigma=1.356808 ! Fit after self-cal, rms=0.078344Jy sigma=1.356285 ! 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=0.078344Jy sigma=1.356285 ! Fit after self-cal, rms=0.078018Jy sigma=1.354214 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=7.986 mas, bmaj=9.042 mas, bpa=52.33 degrees ! Estimated noise=0.386578 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00751086 Jy ! Component: 100 - total flux cleaned = 0.0110693 Jy ! Component: 150 - total flux cleaned = 0.0139081 Jy ! Component: 200 - total flux cleaned = 0.016422 Jy ! Total flux subtracted in 200 components = 0.016422 Jy ! Clean residual min=-0.017553 max=0.011717 Jy/beam ! Clean residual mean=-0.000205 rms=0.003652 Jy/beam ! Combined flux in latest and established models = 1.12038 Jy selfcal ! Performing phase self-cal ! Adding 46 model components to the UV plane model. ! The established model now contains 539 components and 1.12038 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.077529Jy sigma=1.340693 ! Fit after self-cal, rms=0.077412Jy sigma=1.339415 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 = 0.00181981 Jy ! Component: 100 - total flux cleaned = 0.00409977 Jy ! Component: 150 - total flux cleaned = 0.00582396 Jy ! Component: 200 - total flux cleaned = 0.00723133 Jy ! Total flux subtracted in 200 components = 0.00723133 Jy ! Clean residual min=-0.017056 max=0.011436 Jy/beam ! Clean residual mean=-0.000184 rms=0.003510 Jy/beam ! Combined flux in latest and established models = 1.12761 Jy ! Performing phase self-cal ! Adding 48 model components to the UV plane model. ! The established model now contains 552 components and 1.12761 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.077254Jy sigma=1.333558 ! Fit after self-cal, rms=0.077162Jy sigma=1.332722 ! 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=3.937 mas, bmaj=4.899 mas, bpa=25.16 degrees ! Estimated noise=0.309234 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.937 x 4.899 at 25.16 degrees (North through East) ! Clean map min=-0.010413 max=0.18934 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=3.153 mas, bmaj=3.989 mas, bpa=22.55 degrees ! Estimated noise=0.478453 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.153983 Jy ! Component: 100 - total flux cleaned = 0.236763 Jy ! Component: 150 - total flux cleaned = 0.300549 Jy ! Component: 200 - total flux cleaned = 0.352692 Jy ! Total flux subtracted in 200 components = 0.352692 Jy ! Clean residual min=-0.024350 max=0.033777 Jy/beam ! Clean residual mean=-0.000350 rms=0.006554 Jy/beam ! Combined flux in latest and established models = 0.352692 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 78 model components to the UV plane model. ! The established model now contains 78 components and 0.352692 Jy ! Inverting map and beam ! Estimated beam: bmin=3.937 mas, bmaj=4.899 mas, bpa=25.16 degrees ! Estimated noise=0.309234 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) ! Added new window around map position (-7, -42). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0783335 Jy ! Component: 100 - total flux cleaned = 0.141844 Jy ! Component: 150 - total flux cleaned = 0.196127 Jy ! Component: 200 - total flux cleaned = 0.243807 Jy ! Total flux subtracted in 200 components = 0.243807 Jy ! Clean residual min=-0.022749 max=0.032292 Jy/beam ! Clean residual mean=-0.000641 rms=0.007143 Jy/beam ! Combined flux in latest and established models = 0.596499 Jy ! Adding 142 model components to the UV plane model. ! The established model now contains 206 components and 0.596499 Jy ! Inverting map ! Added new window around map position (-6, -10). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.04276 Jy ! Component: 100 - total flux cleaned = 0.0810298 Jy ! Component: 150 - total flux cleaned = 0.115552 Jy ! Component: 200 - total flux cleaned = 0.146828 Jy ! Total flux subtracted in 200 components = 0.146828 Jy ! Clean residual min=-0.018027 max=0.021120 Jy/beam ! Clean residual mean=-0.000479 rms=0.005227 Jy/beam ! Combined flux in latest and established models = 0.743326 Jy ! Adding 121 model components to the UV plane model. ! The established model now contains 306 components and 0.743326 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=7.986 mas, bmaj=9.042 mas, bpa=52.33 degrees ! Estimated noise=0.386578 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0573159 Jy ! Component: 100 - total flux cleaned = 0.103612 Jy ! Component: 150 - total flux cleaned = 0.141937 Jy ! Component: 200 - total flux cleaned = 0.174279 Jy ! Total flux subtracted in 200 components = 0.174279 Jy ! Clean residual min=-0.020879 max=0.025882 Jy/beam ! Clean residual mean=-0.000635 rms=0.006291 Jy/beam ! Combined flux in latest and established models = 0.917605 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 = 0.0276364 Jy ! Component: 100 - total flux cleaned = 0.0513983 Jy ! Component: 150 - total flux cleaned = 0.0718792 Jy ! Component: 200 - total flux cleaned = 0.089598 Jy ! Total flux subtracted in 200 components = 0.089598 Jy ! Clean residual min=-0.016208 max=0.019958 Jy/beam ! Clean residual mean=-0.000422 rms=0.004545 Jy/beam ! Combined flux in latest and established models = 1.0072 Jy ! Adding 241 model components to the UV plane model. ! The established model now contains 507 components and 1.0072 Jy ! Inverting map ! Added new window around map position (2.5, 96.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0186568 Jy ! Component: 100 - total flux cleaned = 0.0326235 Jy ! Component: 150 - total flux cleaned = 0.0449056 Jy ! Component: 200 - total flux cleaned = 0.0558069 Jy ! Total flux subtracted in 200 components = 0.0558069 Jy ! Clean residual min=-0.014872 max=0.010576 Jy/beam ! Clean residual mean=-0.000305 rms=0.003601 Jy/beam ! Combined flux in latest and established models = 1.06301 Jy ! Adding 73 model components to the UV plane model. ! The established model now contains 561 components and 1.06301 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=3.937 mas, bmaj=4.899 mas, bpa=25.16 degrees ! Estimated noise=0.309234 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00994825 Jy ! Component: 100 - total flux cleaned = 0.0181432 Jy ! Component: 150 - total flux cleaned = 0.0252114 Jy ! Component: 200 - total flux cleaned = 0.0297564 Jy ! Total flux subtracted in 200 components = 0.0297564 Jy ! Clean residual min=-0.008668 max=0.007490 Jy/beam ! Clean residual mean=-0.000104 rms=0.002034 Jy/beam ! Combined flux in latest and established models = 1.09277 Jy selfcal ! Performing phase self-cal ! Adding 41 model components to the UV plane model. ! The established model now contains 595 components and 1.09277 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.076465Jy sigma=1.330168 ! Fit after self-cal, rms=0.075298Jy sigma=1.308180 wmodel J0957+5522_S_map.mod ! Writing 595 model components to file: J0957+5522_S_map.mod wobs J0957+5522_S_uvs.fits ! Writing UV FITS file: J0957+5522_S_uvs.fits wwins J0957+5522_S_map.win ! wwins: Wrote 11 windows to J0957+5522_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 = -0.00363058 Jy ! Component: 100 - total flux cleaned = -0.00539243 Jy ! Component: 150 - total flux cleaned = -0.00640063 Jy ! Component: 200 - total flux cleaned = -0.00771214 Jy ! Component: 250 - total flux cleaned = -0.00885436 Jy ! Component: 300 - total flux cleaned = -0.0102868 Jy ! Component: 350 - total flux cleaned = -0.0110317 Jy ! Component: 400 - total flux cleaned = -0.0116526 Jy ! Component: 450 - total flux cleaned = -0.0116525 Jy ! Component: 500 - total flux cleaned = -0.0118479 Jy ! Component: 550 - total flux cleaned = -0.0117496 Jy ! Component: 600 - total flux cleaned = -0.0117492 Jy ! Component: 650 - total flux cleaned = -0.0120255 Jy ! Component: 700 - total flux cleaned = -0.012115 Jy ! Component: 750 - total flux cleaned = -0.0119409 Jy ! Component: 800 - total flux cleaned = -0.012029 Jy ! Component: 850 - total flux cleaned = -0.0118562 Jy ! Component: 900 - total flux cleaned = -0.0114371 Jy ! Component: 950 - total flux cleaned = -0.0111927 Jy ! Component: 1000 - total flux cleaned = -0.0111102 Jy ! Component: 1050 - total flux cleaned = -0.0106319 Jy ! Component: 1100 - total flux cleaned = -0.0105537 Jy ! Component: 1150 - total flux cleaned = -0.0105542 Jy ! Component: 1200 - total flux cleaned = -0.010326 Jy ! Component: 1250 - total flux cleaned = -0.0104738 Jy ! Component: 1300 - total flux cleaned = -0.0102517 Jy ! Component: 1350 - total flux cleaned = -0.010107 Jy ! Component: 1400 - total flux cleaned = -0.0105363 Jy ! Component: 1450 - total flux cleaned = -0.0100401 Jy ! Component: 1500 - total flux cleaned = -0.0102513 Jy ! Component: 1550 - total flux cleaned = -0.0108029 Jy ! Component: 1600 - total flux cleaned = -0.0106653 Jy ! Component: 1650 - total flux cleaned = -0.0107981 Jy ! Component: 1700 - total flux cleaned = -0.0107321 Jy ! Component: 1750 - total flux cleaned = -0.0107984 Jy ! Component: 1800 - total flux cleaned = -0.0109279 Jy ! Component: 1850 - total flux cleaned = -0.011118 Jy ! Component: 1900 - total flux cleaned = -0.0111811 Jy ! Component: 1950 - total flux cleaned = -0.01112 Jy ! Component: 2000 - total flux cleaned = -0.0113649 Jy ! Component: 2050 - total flux cleaned = -0.0115464 Jy ! Component: 2100 - total flux cleaned = -0.0112476 Jy ! Component: 2150 - total flux cleaned = -0.0116031 Jy ! Component: 2200 - total flux cleaned = -0.0117202 Jy ! Component: 2250 - total flux cleaned = -0.0118346 Jy ! Component: 2300 - total flux cleaned = -0.0118342 Jy ! Component: 2350 - total flux cleaned = -0.011892 Jy ! Component: 2400 - total flux cleaned = -0.0119485 Jy ! Component: 2450 - total flux cleaned = -0.012005 Jy ! Component: 2500 - total flux cleaned = -0.012005 Jy ! Component: 2550 - total flux cleaned = -0.0123289 Jy ! Component: 2600 - total flux cleaned = -0.0122748 Jy ! Component: 2650 - total flux cleaned = -0.0124326 Jy ! Component: 2700 - total flux cleaned = -0.0124835 Jy ! Component: 2750 - total flux cleaned = -0.0125874 Jy ! Component: 2800 - total flux cleaned = -0.0126887 Jy ! Component: 2850 - total flux cleaned = -0.0126378 Jy ! Component: 2900 - total flux cleaned = -0.0129376 Jy ! Component: 2950 - total flux cleaned = -0.0129373 Jy ! Component: 3000 - total flux cleaned = -0.0127904 Jy ! Component: 3050 - total flux cleaned = -0.0130328 Jy ! Component: 3100 - total flux cleaned = -0.0130324 Jy ! Component: 3150 - total flux cleaned = -0.013127 Jy ! Component: 3200 - total flux cleaned = -0.0130796 Jy ! Component: 3250 - total flux cleaned = -0.0131249 Jy ! Component: 3300 - total flux cleaned = -0.0132633 Jy ! Component: 3350 - total flux cleaned = -0.0129444 Jy ! Component: 3400 - total flux cleaned = -0.0130337 Jy ! Component: 3450 - total flux cleaned = -0.0130788 Jy ! Component: 3500 - total flux cleaned = -0.0132116 Jy ! Component: 3550 - total flux cleaned = -0.0132118 Jy ! Component: 3600 - total flux cleaned = -0.0132984 Jy ! Component: 3650 - total flux cleaned = -0.0131697 Jy ! Component: 3700 - total flux cleaned = -0.0135103 Jy ! Component: 3750 - total flux cleaned = -0.0135529 Jy ! Component: 3800 - total flux cleaned = -0.0136361 Jy ! Component: 3850 - total flux cleaned = -0.0136773 Jy ! Component: 3900 - total flux cleaned = -0.0137184 Jy ! Component: 3950 - total flux cleaned = -0.0139219 Jy ! Component: 4000 - total flux cleaned = -0.0139222 Jy ! Component: 4050 - total flux cleaned = -0.0138023 Jy ! Total flux subtracted in 4096 components = -0.0141582 Jy ! Clean residual min=-0.001968 max=0.001984 Jy/beam ! Clean residual mean=-0.000052 rms=0.000797 Jy/beam ! Combined flux in latest and established models = 1.07861 Jy keep ! Adding 382 model components to the UV plane model. ! The established model now contains 975 components and 1.07861 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J0957+5522_S_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.937 x 4.899 at 25.16 degrees (North through East) ! Clean map min=-0.0060536 max=0.20041 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J0957+5522_S_map.fits wmodel /vlbi/uf001/uva//J0957+5522_S_map.mod ! Writing 975 model components to file: /vlbi/uf001/uva//J0957+5522_S_map.mod wobs /vlbi/uf001/uva//J0957+5522_S_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J0957+5522_S_uvs.fits wwins /vlbi/uf001/uva//J0957+5522_S_map.win ! wwins: Wrote 12 windows to /vlbi/uf001/uva//J0957+5522_S_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.20041 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000787001 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -1.17808 1.17808 2.35617 4.71234 9.42468 18.8494 37.6987 75.3974 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0023 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.2 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 254.65 quit ! Quitting program ! Log file /vlbi/uf001/uva//J0957+5522_S_dfm.log closed on Mon Jan 14 00:40:59 2019