! Started logfile: /vlbi/uf001/uva//J0257+4338_S_dfm.log on Sun Jan 13 21:35:34 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//J0257+4338_S_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J0257+4338_S_uva.fits ! AN table 1: 42 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.891534 visibilities/baseline/integration-bin. ! Found source: J0257+4338 ! ! 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 5055 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 J0257+4338_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 82 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 82 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 82 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.021631Jy sigma=22.368147 ! Fit after self-cal, rms=0.741978Jy sigma=16.379349 ! 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=2.969 mas, bmaj=5.086 mas, bpa=3.798 degrees ! Estimated noise=0.659278 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 = 0.198612 Jy ! Component: 100 - total flux cleaned = 0.244801 Jy ! Total flux subtracted in 100 components = 0.244801 Jy ! Clean residual min=-0.005713 max=0.016826 Jy/beam ! Clean residual mean=0.000000 rms=0.001593 Jy/beam ! Combined flux in latest and established models = 0.244801 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 8 components and 0.244801 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.064463Jy sigma=1.341676 ! Fit after self-cal, rms=0.064451Jy sigma=1.341389 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0169257 Jy ! Component: 100 - total flux cleaned = 0.0242929 Jy ! Total flux subtracted in 100 components = 0.0242929 Jy ! Clean residual min=-0.004154 max=0.005058 Jy/beam ! Clean residual mean=-0.000005 rms=0.001030 Jy/beam ! Combined flux in latest and established models = 0.269094 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 20 components and 0.269094 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.059397Jy sigma=1.232565 ! Fit after self-cal, rms=0.059393Jy sigma=1.232436 ! 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=3.559 mas, bmaj=5.707 mas, bpa=0.7708 degrees ! Estimated noise=0.495379 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 = 0.00535025 Jy ! Component: 100 - total flux cleaned = 0.00814252 Jy ! Component: 150 - total flux cleaned = 0.00980595 Jy ! Component: 200 - total flux cleaned = 0.0108436 Jy ! Total flux subtracted in 200 components = 0.0108436 Jy ! Clean residual min=-0.004366 max=0.004369 Jy/beam ! Clean residual mean=-0.000021 rms=0.000976 Jy/beam ! Combined flux in latest and established models = 0.279937 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 37 components and 0.279937 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.058847Jy sigma=1.223020 ! Fit after self-cal, rms=0.058840Jy sigma=1.222915 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.559 x 5.707 at 0.7708 degrees (North through East) ! Clean map min=-0.0042925 max=0.25754 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 1.00 HN 1.03 KP 1.02 ! LA 0.95 MK 1.01 NL 1.07 OV 0.99 ! PT 0.99 SC 1.00 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 1.00 HN 1.02 KP 1.00 ! LA 0.94 MK 0.96 NL 1.05 OV 0.98 ! PT 1.00 SC 1.01 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 1.00 HN 1.02 KP 1.01 ! LA 0.93 MK 1.00 NL 1.05 OV 0.99 ! PT 0.97 SC 1.01 ! ! ! Fit before self-cal, rms=0.058840Jy sigma=1.222915 ! Fit after self-cal, rms=0.057546Jy sigma=1.198163 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=3.56 mas, bmaj=5.724 mas, bpa=0.7976 degrees ! Estimated noise=0.496821 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 = -0.000531407 Jy ! Component: 100 - total flux cleaned = -0.000649098 Jy ! Component: 150 - total flux cleaned = -0.000782163 Jy ! Component: 200 - total flux cleaned = -0.000928387 Jy ! Total flux subtracted in 200 components = -0.000928387 Jy ! Clean residual min=-0.002952 max=0.003089 Jy/beam ! Clean residual mean=-0.000009 rms=0.000768 Jy/beam ! Combined flux in latest and established models = 0.279009 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 44 components and 0.279009 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.057494Jy sigma=1.197359 ! Fit after self-cal, rms=0.057484Jy sigma=1.197279 ! 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=0.057484Jy sigma=1.197279 ! Fit after self-cal, rms=0.055622Jy sigma=1.167415 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.556 mas, bmaj=5.711 mas, bpa=0.7782 degrees ! Estimated noise=0.496642 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000103292 Jy ! Component: 100 - total flux cleaned = -0.000103821 Jy ! Component: 150 - total flux cleaned = -0.000103231 Jy ! Component: 200 - total flux cleaned = -0.00014764 Jy ! Total flux subtracted in 200 components = -0.00014764 Jy ! Clean residual min=-0.002437 max=0.002493 Jy/beam ! Clean residual mean=-0.000019 rms=0.000595 Jy/beam ! Combined flux in latest and established models = 0.278861 Jy selfcal ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 49 components and 0.278861 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.055591Jy sigma=1.166837 ! Fit after self-cal, rms=0.055595Jy sigma=1.166753 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 = -3.30359e-05 Jy ! Component: 100 - total flux cleaned = -8.68808e-05 Jy ! Component: 150 - total flux cleaned = -0.000102673 Jy ! Component: 200 - total flux cleaned = -0.000117509 Jy ! Total flux subtracted in 200 components = -0.000117509 Jy ! Clean residual min=-0.002425 max=0.002505 Jy/beam ! Clean residual mean=-0.000019 rms=0.000593 Jy/beam ! Combined flux in latest and established models = 0.278744 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 52 components and 0.278744 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.055583Jy sigma=1.166562 ! Fit after self-cal, rms=0.055582Jy sigma=1.166548 ! 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=0.055582Jy sigma=1.166548 ! Fit after self-cal, rms=0.055652Jy sigma=1.166394 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.553 mas, bmaj=5.709 mas, bpa=0.6462 degrees ! Estimated noise=0.497139 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000283676 Jy ! Component: 100 - total flux cleaned = 0.000282113 Jy ! Component: 150 - total flux cleaned = 0.000280979 Jy ! Component: 200 - total flux cleaned = 0.000266234 Jy ! Total flux subtracted in 200 components = 0.000266234 Jy ! Clean residual min=-0.002392 max=0.002475 Jy/beam ! Clean residual mean=-0.000019 rms=0.000590 Jy/beam ! Combined flux in latest and established models = 0.27901 Jy selfcal ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 53 components and 0.27901 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.055640Jy sigma=1.166149 ! Fit after self-cal, rms=0.055639Jy sigma=1.166138 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 = 2.11483e-05 Jy ! Component: 100 - total flux cleaned = -5.14896e-06 Jy ! Component: 150 - total flux cleaned = -3.00936e-05 Jy ! Component: 200 - total flux cleaned = -5.3874e-05 Jy ! Total flux subtracted in 200 components = -5.3874e-05 Jy ! Clean residual min=-0.002390 max=0.002473 Jy/beam ! Clean residual mean=-0.000019 rms=0.000589 Jy/beam ! Combined flux in latest and established models = 0.278956 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 55 components and 0.278956 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.055634Jy sigma=1.166029 ! Fit after self-cal, rms=0.055633Jy sigma=1.166023 ! 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=0.055633Jy sigma=1.166023 ! Fit after self-cal, rms=0.055684Jy sigma=1.165953 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=7.726 mas, bmaj=9.219 mas, bpa=1.777 degrees ! Estimated noise=0.629085 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000111592 Jy ! Component: 100 - total flux cleaned = 0.000180869 Jy ! Component: 150 - total flux cleaned = 0.000231487 Jy ! Component: 200 - total flux cleaned = 0.000221036 Jy ! Total flux subtracted in 200 components = 0.000221036 Jy ! Clean residual min=-0.002440 max=0.002746 Jy/beam ! Clean residual mean=-0.000043 rms=0.000715 Jy/beam ! Combined flux in latest and established models = 0.279177 Jy selfcal ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 60 components and 0.279177 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.055687Jy sigma=1.166010 ! Fit after self-cal, rms=0.055687Jy sigma=1.165985 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 = 9.18979e-06 Jy ! Component: 100 - total flux cleaned = 2.01721e-05 Jy ! Component: 150 - total flux cleaned = 2.0522e-05 Jy ! Component: 200 - total flux cleaned = 2.05769e-05 Jy ! Total flux subtracted in 200 components = 2.05769e-05 Jy ! Clean residual min=-0.002447 max=0.002736 Jy/beam ! Clean residual mean=-0.000043 rms=0.000714 Jy/beam ! Combined flux in latest and established models = 0.279198 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 64 components and 0.279198 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.055690Jy sigma=1.166044 ! Fit after self-cal, rms=0.055690Jy sigma=1.166031 ! 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=3.55 mas, bmaj=5.706 mas, bpa=0.5586 degrees ! Estimated noise=0.497549 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.55 x 5.706 at 0.5586 degrees (North through East) ! Clean map min=-0.0023079 max=0.25912 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=2.96 mas, bmaj=5.083 mas, bpa=3.583 degrees ! Estimated noise=0.664148 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.200042 Jy ! Component: 100 - total flux cleaned = 0.246572 Jy ! Component: 150 - total flux cleaned = 0.263493 Jy ! Component: 200 - total flux cleaned = 0.271194 Jy ! Total flux subtracted in 200 components = 0.271194 Jy ! Clean residual min=-0.003486 max=0.003673 Jy/beam ! Clean residual mean=-0.000007 rms=0.000830 Jy/beam ! Combined flux in latest and established models = 0.271194 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 19 model components to the UV plane model. ! The established model now contains 19 components and 0.271194 Jy ! Inverting map and beam ! Estimated beam: bmin=3.55 mas, bmaj=5.706 mas, bpa=0.5586 degrees ! Estimated noise=0.497549 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 = 0.00490861 Jy ! Component: 100 - total flux cleaned = 0.00728886 Jy ! Component: 150 - total flux cleaned = 0.0077545 Jy ! Component: 200 - total flux cleaned = 0.00797397 Jy ! Total flux subtracted in 200 components = 0.00797397 Jy ! Clean residual min=-0.002424 max=0.002609 Jy/beam ! Clean residual mean=-0.000019 rms=0.000603 Jy/beam ! Combined flux in latest and established models = 0.279168 Jy ! Adding 16 model components to the UV plane model. ! The established model now contains 32 components and 0.279168 Jy ! Inverting map ! Added new window around map position (124.5, -123.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00218408 Jy ! Component: 100 - total flux cleaned = 0.00264139 Jy ! Component: 150 - total flux cleaned = 0.00295909 Jy ! Component: 200 - total flux cleaned = 0.00311483 Jy ! Total flux subtracted in 200 components = 0.00311483 Jy ! Clean residual min=-0.002320 max=0.002274 Jy/beam ! Clean residual mean=-0.000026 rms=0.000578 Jy/beam ! Combined flux in latest and established models = 0.282283 Jy ! Adding 16 model components to the UV plane model. ! The established model now contains 44 components and 0.282283 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=7.726 mas, bmaj=9.219 mas, bpa=1.777 degrees ! Estimated noise=0.629085 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000377766 Jy ! Component: 100 - total flux cleaned = -0.000308051 Jy ! Component: 150 - total flux cleaned = -0.000288253 Jy ! Component: 200 - total flux cleaned = -0.000271559 Jy ! Total flux subtracted in 200 components = -0.000271559 Jy ! Clean residual min=-0.002120 max=0.002571 Jy/beam ! Clean residual mean=-0.000054 rms=0.000681 Jy/beam ! Combined flux in latest and established models = 0.282011 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 = 1.47512e-05 Jy ! Component: 100 - total flux cleaned = 2.7845e-05 Jy ! Component: 150 - total flux cleaned = 3.91524e-05 Jy ! Component: 200 - total flux cleaned = 3.87909e-05 Jy ! Total flux subtracted in 200 components = 3.87909e-05 Jy ! Clean residual min=-0.002130 max=0.002543 Jy/beam ! Clean residual mean=-0.000054 rms=0.000679 Jy/beam ! Combined flux in latest and established models = 0.28205 Jy ! Adding 32 model components to the UV plane model. ! The established model now contains 70 components and 0.28205 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=3.55 mas, bmaj=5.706 mas, bpa=0.5586 degrees ! Estimated noise=0.497549 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00022335 Jy ! Component: 100 - total flux cleaned = 0.00025703 Jy ! Component: 150 - total flux cleaned = 0.000321991 Jy ! Component: 200 - total flux cleaned = 0.000411604 Jy ! Total flux subtracted in 200 components = 0.000411604 Jy ! Clean residual min=-0.002251 max=0.002171 Jy/beam ! Clean residual mean=-0.000025 rms=0.000569 Jy/beam ! Combined flux in latest and established models = 0.282462 Jy selfcal ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 77 components and 0.282462 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.055600Jy sigma=1.164201 ! Fit after self-cal, rms=0.055591Jy sigma=1.164017 wmodel J0257+4338_S_map.mod ! Writing 77 model components to file: J0257+4338_S_map.mod wobs J0257+4338_S_uvs.fits ! Writing UV FITS file: J0257+4338_S_uvs.fits wwins J0257+4338_S_map.win ! wwins: Wrote 2 windows to J0257+4338_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 = -9.29486e-05 Jy ! Component: 100 - total flux cleaned = -1.37008e-05 Jy ! Component: 150 - total flux cleaned = 0.000138563 Jy ! Component: 200 - total flux cleaned = 0.000212286 Jy ! Component: 250 - total flux cleaned = 0.000391797 Jy ! Component: 300 - total flux cleaned = 0.00053025 Jy ! Component: 350 - total flux cleaned = 0.000732622 Jy ! Component: 400 - total flux cleaned = 0.000798909 Jy ! Component: 450 - total flux cleaned = 0.000960752 Jy ! Component: 500 - total flux cleaned = 0.00108693 Jy ! Component: 550 - total flux cleaned = 0.00114884 Jy ! Component: 600 - total flux cleaned = 0.00124006 Jy ! Component: 650 - total flux cleaned = 0.0012695 Jy ! Component: 700 - total flux cleaned = 0.00121094 Jy ! Component: 750 - total flux cleaned = 0.00138478 Jy ! Component: 800 - total flux cleaned = 0.00141331 Jy ! Component: 850 - total flux cleaned = 0.00146963 Jy ! Component: 900 - total flux cleaned = 0.0015521 Jy ! Component: 950 - total flux cleaned = 0.00155177 Jy ! Component: 1000 - total flux cleaned = 0.00160556 Jy ! Component: 1050 - total flux cleaned = 0.00163273 Jy ! Component: 1100 - total flux cleaned = 0.0016584 Jy ! Component: 1150 - total flux cleaned = 0.00171001 Jy ! Component: 1200 - total flux cleaned = 0.00160871 Jy ! Component: 1250 - total flux cleaned = 0.00160896 Jy ! Component: 1300 - total flux cleaned = 0.00158444 Jy ! Component: 1350 - total flux cleaned = 0.00163339 Jy ! Component: 1400 - total flux cleaned = 0.00153598 Jy ! Component: 1450 - total flux cleaned = 0.00146421 Jy ! Component: 1500 - total flux cleaned = 0.00148758 Jy ! Component: 1550 - total flux cleaned = 0.00132375 Jy ! Component: 1600 - total flux cleaned = 0.00127771 Jy ! Component: 1650 - total flux cleaned = 0.00123192 Jy ! Component: 1700 - total flux cleaned = 0.00120944 Jy ! Component: 1750 - total flux cleaned = 0.00105256 Jy ! Component: 1800 - total flux cleaned = 0.0010749 Jy ! Component: 1850 - total flux cleaned = 0.000987 Jy ! Component: 1900 - total flux cleaned = 0.000899874 Jy ! Component: 1950 - total flux cleaned = 0.000899725 Jy ! Component: 2000 - total flux cleaned = 0.000856994 Jy ! Component: 2050 - total flux cleaned = 0.000730231 Jy ! Component: 2100 - total flux cleaned = 0.000667652 Jy ! Component: 2150 - total flux cleaned = 0.000543379 Jy ! Component: 2200 - total flux cleaned = 0.000441128 Jy ! Component: 2250 - total flux cleaned = 0.000400567 Jy ! Component: 2300 - total flux cleaned = 0.000380519 Jy ! Component: 2350 - total flux cleaned = 0.000280666 Jy ! Component: 2400 - total flux cleaned = 0.000221305 Jy ! Component: 2450 - total flux cleaned = 0.000220977 Jy ! Component: 2500 - total flux cleaned = 0.000123512 Jy ! Component: 2550 - total flux cleaned = 4.64371e-05 Jy ! Component: 2600 - total flux cleaned = 8.41683e-06 Jy ! Component: 2650 - total flux cleaned = -1.0827e-05 Jy ! Component: 2700 - total flux cleaned = -0.000123495 Jy ! Component: 2750 - total flux cleaned = -0.000197825 Jy ! Component: 2800 - total flux cleaned = -0.000271579 Jy ! Component: 2850 - total flux cleaned = -0.000308045 Jy ! Component: 2900 - total flux cleaned = -0.000344442 Jy ! Component: 2950 - total flux cleaned = -0.000452312 Jy ! Component: 3000 - total flux cleaned = -0.000541598 Jy ! Component: 3050 - total flux cleaned = -0.000576997 Jy ! Component: 3100 - total flux cleaned = -0.000629731 Jy ! Component: 3150 - total flux cleaned = -0.000681981 Jy ! Component: 3200 - total flux cleaned = -0.00076818 Jy ! Component: 3250 - total flux cleaned = -0.00080243 Jy ! Component: 3300 - total flux cleaned = -0.000785542 Jy ! Component: 3350 - total flux cleaned = -0.000869867 Jy ! Component: 3400 - total flux cleaned = -0.000953708 Jy ! Component: 3450 - total flux cleaned = -0.000970294 Jy ! Component: 3500 - total flux cleaned = -0.0010033 Jy ! Component: 3550 - total flux cleaned = -0.00110157 Jy ! Component: 3600 - total flux cleaned = -0.00121497 Jy ! Component: 3650 - total flux cleaned = -0.00115046 Jy ! Component: 3700 - total flux cleaned = -0.00131049 Jy ! Component: 3750 - total flux cleaned = -0.00129481 Jy ! Component: 3800 - total flux cleaned = -0.00134214 Jy ! Component: 3850 - total flux cleaned = -0.00143597 Jy ! Component: 3900 - total flux cleaned = -0.00142027 Jy ! Component: 3950 - total flux cleaned = -0.00142017 Jy ! Component: 4000 - total flux cleaned = -0.00149683 Jy ! Component: 4050 - total flux cleaned = -0.00158805 Jy ! Total flux subtracted in 4096 components = -0.00163338 Jy ! Clean residual min=-0.000875 max=0.000871 Jy/beam ! Clean residual mean=-0.000008 rms=0.000274 Jy/beam ! Combined flux in latest and established models = 0.280828 Jy keep ! Adding 275 model components to the UV plane model. ! The established model now contains 352 components and 0.280828 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J0257+4338_S_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.55 x 5.706 at 0.5586 degrees (North through East) ! Clean map min=-0.0017459 max=0.25948 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J0257+4338_S_map.fits wmodel /vlbi/uf001/uva//J0257+4338_S_map.mod ! Writing 352 model components to file: /vlbi/uf001/uva//J0257+4338_S_map.mod wobs /vlbi/uf001/uva//J0257+4338_S_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J0257+4338_S_uvs.fits wwins /vlbi/uf001/uva//J0257+4338_S_map.win ! wwins: Wrote 3 windows to /vlbi/uf001/uva//J0257+4338_S_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.259477 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000272379 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.314916 0.314916 0.629833 1.25967 2.51933 5.03866 10.0773 20.1546 40.3093 80.6186 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0008 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.259 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 952.633 quit ! Quitting program ! Log file /vlbi/uf001/uva//J0257+4338_S_dfm.log closed on Sun Jan 13 21:35:39 2019