! Started logfile: /scr/pima/rv122_uvs/J0837+2454_S_dfm.log on Fri Jul 13 21:08:15 2018 float field_size field_size = 1024 float field_cell field_cell = 0.5000 float taper_size taper_size = 20.0 float freq freq = 2.23275 obs /scr/pima/rv122_uvs/J0837+2454_S_uva.fits ! Reading UV FITS file: /scr/pima/rv122_uvs/J0837+2454_S_uva.fits ! AN table 1: 116 integrations on 15 of 15 possible baselines. ! AN table 2: 29 integrations on 45 of 45 possible baselines. ! AN table 3: 7 integrations on 15 of 15 possible baselines. ! AN table 4: 11 integrations on 15 of 15 possible baselines. ! Apparent sampling: 0.506787 visibilities/baseline/integration-bin. ! Found source: J0837+2454 ! ! There are 4 IFs, and a total of 4 channels: ! ! IF Channel Frequency Freq offset Number of Overall IF ! origin at origin per channel channels bandwidth ! ------------------------------------------------------------- (Hz) ! 01 1 2.23275e+09 8e+06 1 8e+06 ! 02 2 2.26275e+09 8e+06 1 8e+06 ! 03 3 2.35275e+09 8e+06 1 8e+06 ! 04 4 2.37275e+09 8e+06 1 8e+06 ! ! Polarization(s): RR ! ! Read 69 lines of history. ! ! Reading 6720 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 4 channels. ! Selecting polarization: RR, channels: 1..4 ! Reading IF 1 channels: 1..1 ! Reading IF 2 channels: 2..2 ! Reading IF 3 channels: 3..3 ! Reading IF 4 channels: 4..4 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 J0837+2454_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 228 telescope corrections were flagged in sub-array 1. ! A total of 136 telescope corrections were flagged in sub-array 2. ! A total of 6 telescope corrections were flagged in sub-array 3. ! A total of 10 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 2. ! A total of 228 telescope corrections were flagged in sub-array 1. ! A total of 136 telescope corrections were flagged in sub-array 2. ! A total of 6 telescope corrections were flagged in sub-array 3. ! A total of 10 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 3. ! A total of 696 telescope corrections were flagged in sub-array 1. ! A total of 290 telescope corrections were flagged in sub-array 2. ! A total of 42 telescope corrections were flagged in sub-array 3. ! A total of 66 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 4. ! A total of 228 telescope corrections were flagged in sub-array 1. ! A total of 136 telescope corrections were flagged in sub-array 2. ! A total of 6 telescope corrections were flagged in sub-array 3. ! A total of 10 telescope corrections were flagged in sub-array 4. ! ! Fit before self-cal, rms=1.063258Jy sigma=11.938052 ! Fit after self-cal, rms=0.740283Jy sigma=8.029534 ! 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=1.741 mas, bmaj=2.398 mas, bpa=47.59 degrees ! Estimated noise=1.42633 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 = 0.21332 Jy ! Component: 100 - total flux cleaned = 0.290077 Jy ! Total flux subtracted in 100 components = 0.290077 Jy ! Clean residual min=-0.013538 max=0.032657 Jy/beam ! Clean residual mean=-0.000156 rms=0.003906 Jy/beam ! Combined flux in latest and established models = 0.290077 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 8 components and 0.290077 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.133731Jy sigma=1.426189 ! Fit after self-cal, rms=0.133265Jy sigma=1.423436 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.036419 Jy ! Component: 100 - total flux cleaned = 0.0563452 Jy ! Total flux subtracted in 100 components = 0.0563452 Jy ! Clean residual min=-0.012364 max=0.020967 Jy/beam ! Clean residual mean=-0.000089 rms=0.003054 Jy/beam ! Combined flux in latest and established models = 0.346422 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 20 components and 0.346422 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.123679Jy sigma=1.234533 ! Fit after self-cal, rms=0.123609Jy sigma=1.233772 ! Inverting map ! Added new window around map position (2.5, -3). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0204827 Jy ! Component: 100 - total flux cleaned = 0.0322698 Jy ! Total flux subtracted in 100 components = 0.0322698 Jy ! Clean residual min=-0.011954 max=0.018554 Jy/beam ! Clean residual mean=-0.000053 rms=0.002692 Jy/beam ! Combined flux in latest and established models = 0.378692 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 30 components and 0.378692 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.121613Jy sigma=1.172918 ! Fit after self-cal, rms=0.121265Jy sigma=1.168413 ! Inverting map ! Added new window around map position (0, 8.5). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0172024 Jy ! Component: 100 - total flux cleaned = 0.0277097 Jy ! Total flux subtracted in 100 components = 0.0277097 Jy ! Clean residual min=-0.010145 max=0.013549 Jy/beam ! Clean residual mean=-0.000024 rms=0.002348 Jy/beam ! Combined flux in latest and established models = 0.406401 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 41 components and 0.406401 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.119177Jy sigma=1.124240 ! Fit after self-cal, rms=0.119074Jy sigma=1.120605 ! 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=2.024 mas, bmaj=2.568 mas, bpa=63.95 degrees ! Estimated noise=1.01258 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 (-0.5, -8.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0160895 Jy ! Component: 100 - total flux cleaned = 0.0258868 Jy ! Component: 150 - total flux cleaned = 0.032637 Jy ! Component: 200 - total flux cleaned = 0.0374976 Jy ! Total flux subtracted in 200 components = 0.0374976 Jy ! Clean residual min=-0.009585 max=0.009160 Jy/beam ! Clean residual mean=0.000027 rms=0.002275 Jy/beam ! Combined flux in latest and established models = 0.443899 Jy ! Performing phase self-cal ! Adding 34 model components to the UV plane model. ! The established model now contains 69 components and 0.443899 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.117054Jy sigma=1.084359 ! Fit after self-cal, rms=0.116859Jy sigma=1.083067 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.024 x 2.568 at 63.95 degrees (North through East) ! Clean map min=-0.0084712 max=0.25196 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 72 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! HH 0.98 HN 0.89 NY 1.00 ON 0.98 ! SC 0.95 WZ 1.08 ! ! A total of 24 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.96 FD 1.12 HH 1.04 HN 0.94 ! KP 1.00 LA 0.96 NY 0.96 ON 0.99 ! PT 1.07 SC 0.99 ! ! Telescope amplitude corrections in sub-array 3: ! FD 0.97 KP 0.92 LA 0.92 MK 1.00 ! OV 0.91 PT 1.04 ! ! Telescope amplitude corrections in sub-array 4: ! BR 1.07 FD 1.17 KP 0.95 LA 0.92 ! NY 0.88 OV 0.89 ! ! ! Correcting IF 2. ! A total of 72 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! HH 0.96 HN 0.92 NY 0.96 ON 1.04 ! SC 0.89 WZ 1.09 ! ! A total of 24 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00 FD 1.09 HH 1.09 HN 0.96 ! KP 0.98 LA 0.95 NY 0.99 ON 0.98 ! PT 1.06 SC 0.95 ! ! Telescope amplitude corrections in sub-array 3: ! FD 0.98 KP 0.95 LA 0.91 MK 1.08 ! OV 0.78 PT 1.02 ! ! Telescope amplitude corrections in sub-array 4: ! BR 1.06 FD 1.21 KP 0.94 LA 0.89 ! NY 1.02 OV 0.77 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! HH 0.00* HN 0.00* NY 0.00* ON 0.00* ! SC 0.00* WZ 0.00* ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.00* FD 0.00* HH 0.00* HN 0.00* ! KP 0.00* LA 0.00* NY 0.00* ON 0.00* ! PT 0.00* SC 0.00* ! ! Telescope amplitude corrections in sub-array 3: ! FD 0.00* KP 0.00* LA 0.00* MK 0.00* ! OV 0.00* PT 0.00* ! ! Telescope amplitude corrections in sub-array 4: ! BR 0.00* FD 0.00* KP 0.00* LA 0.00* ! NY 0.00* OV 0.00* ! ! ! Correcting IF 4. ! A total of 72 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! HH 0.95 HN 0.99 NY 1.07 ON 1.07 ! SC 0.97 WZ 1.17 ! ! A total of 24 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.04 FD 1.11 HH 1.10 HN 1.00 ! KP 0.99 LA 0.98 NY 1.05 ON 1.07 ! PT 1.05 SC 1.05 ! ! Telescope amplitude corrections in sub-array 3: ! FD 0.92 KP 0.98 LA 0.93 MK 1.14 ! OV 0.94 PT 1.01 ! ! Telescope amplitude corrections in sub-array 4: ! BR 1.04 FD 1.22 KP 0.93 LA 0.94 ! NY 1.09 OV 0.95 ! ! ! Fit before self-cal, rms=0.116859Jy sigma=1.083067 ! Fit after self-cal, rms=0.112622Jy sigma=0.998904 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=2.036 mas, bmaj=2.539 mas, bpa=65.01 degrees ! Estimated noise=1.03404 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 = -0.00127981 Jy ! Component: 100 - total flux cleaned = -0.00255595 Jy ! Component: 150 - total flux cleaned = -0.00307721 Jy ! Component: 200 - total flux cleaned = -0.00350386 Jy ! Total flux subtracted in 200 components = -0.00350386 Jy ! Clean residual min=-0.005070 max=0.004249 Jy/beam ! Clean residual mean=0.000005 rms=0.001105 Jy/beam ! Combined flux in latest and established models = 0.440395 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 79 components and 0.440395 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.112356Jy sigma=0.995166 ! Fit after self-cal, rms=0.112561Jy sigma=0.994504 ! 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. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.112561Jy sigma=0.994504 ! Fit after self-cal, rms=0.113559Jy sigma=0.991841 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.044 mas, bmaj=2.543 mas, bpa=64.89 degrees ! Estimated noise=1.03938 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00131187 Jy ! Component: 100 - total flux cleaned = -0.00190043 Jy ! Component: 150 - total flux cleaned = -0.00227812 Jy ! Component: 200 - total flux cleaned = -0.00253616 Jy ! Total flux subtracted in 200 components = -0.00253616 Jy ! Clean residual min=-0.004472 max=0.004167 Jy/beam ! Clean residual mean=0.000004 rms=0.001014 Jy/beam ! Combined flux in latest and established models = 0.437859 Jy selfcal ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 88 components and 0.437859 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.113423Jy sigma=0.989810 ! Fit after self-cal, rms=0.113474Jy sigma=0.989559 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 = 0.000213767 Jy ! Component: 100 - total flux cleaned = 3.78266e-05 Jy ! Component: 150 - total flux cleaned = -0.000219801 Jy ! Component: 200 - total flux cleaned = -0.000406964 Jy ! Total flux subtracted in 200 components = -0.000406964 Jy ! Clean residual min=-0.004431 max=0.004116 Jy/beam ! Clean residual mean=0.000003 rms=0.000995 Jy/beam ! Combined flux in latest and established models = 0.437452 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 95 components and 0.437452 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.113428Jy sigma=0.988746 ! Fit after self-cal, rms=0.113416Jy sigma=0.988665 ! 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. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.113416Jy sigma=0.988665 ! Fit after self-cal, rms=0.114374Jy sigma=0.984754 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.05 mas, bmaj=2.548 mas, bpa=65.28 degrees ! Estimated noise=1.04172 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000765903 Jy ! Component: 100 - total flux cleaned = -0.001386 Jy ! Component: 150 - total flux cleaned = -0.00173049 Jy ! Component: 200 - total flux cleaned = -0.00202707 Jy ! Total flux subtracted in 200 components = -0.00202707 Jy ! Clean residual min=-0.004591 max=0.003764 Jy/beam ! Clean residual mean=0.000001 rms=0.000910 Jy/beam ! Combined flux in latest and established models = 0.435425 Jy selfcal ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 98 components and 0.435425 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.114306Jy sigma=0.983703 ! Fit after self-cal, rms=0.114391Jy sigma=0.983560 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 = 0.000162723 Jy ! Component: 100 - total flux cleaned = 2.7556e-05 Jy ! Component: 150 - total flux cleaned = -0.000134971 Jy ! Component: 200 - total flux cleaned = -0.000287944 Jy ! Total flux subtracted in 200 components = -0.000287944 Jy ! Clean residual min=-0.004461 max=0.003721 Jy/beam ! Clean residual mean=0.000001 rms=0.000898 Jy/beam ! Combined flux in latest and established models = 0.435137 Jy ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 100 components and 0.435137 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.114366Jy sigma=0.983074 ! Fit after self-cal, rms=0.114364Jy sigma=0.983037 ! 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. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.114364Jy sigma=0.983037 ! Fit after self-cal, rms=0.115209Jy sigma=0.982684 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=8.655 mas, bmaj=10.17 mas, bpa=-61.52 degrees ! Estimated noise=1.55486 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00270987 Jy ! Component: 100 - total flux cleaned = -0.00300123 Jy ! Component: 150 - total flux cleaned = -0.00313223 Jy ! Component: 200 - total flux cleaned = -0.00320272 Jy ! Total flux subtracted in 200 components = -0.00320272 Jy ! Clean residual min=-0.004244 max=0.003567 Jy/beam ! Clean residual mean=-0.000019 rms=0.001105 Jy/beam ! Combined flux in latest and established models = 0.431934 Jy selfcal ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 105 components and 0.431934 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.115219Jy sigma=0.982581 ! Fit after self-cal, rms=0.115236Jy sigma=0.982377 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 = -0.000279467 Jy ! Component: 100 - total flux cleaned = -0.000248519 Jy ! Component: 150 - total flux cleaned = -0.000248569 Jy ! Component: 200 - total flux cleaned = -0.000271428 Jy ! Total flux subtracted in 200 components = -0.000271428 Jy ! Clean residual min=-0.004247 max=0.003440 Jy/beam ! Clean residual mean=-0.000020 rms=0.001092 Jy/beam ! Combined flux in latest and established models = 0.431663 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 108 components and 0.431663 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.115262Jy sigma=0.982466 ! Fit after self-cal, rms=0.115268Jy sigma=0.982410 ! 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=2.056 mas, bmaj=2.552 mas, bpa=65.55 degrees ! Estimated noise=1.04411 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.056 x 2.552 at 65.55 degrees (North through East) ! Clean map min=-0.0037859 max=0.2563 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=1.782 mas, bmaj=2.398 mas, bpa=47.73 degrees ! Estimated noise=1.47695 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.217502 Jy ! Component: 100 - total flux cleaned = 0.295839 Jy ! Component: 150 - total flux cleaned = 0.334421 Jy ! Component: 200 - total flux cleaned = 0.358151 Jy ! Total flux subtracted in 200 components = 0.358151 Jy ! Clean residual min=-0.007595 max=0.014360 Jy/beam ! Clean residual mean=-0.000083 rms=0.002039 Jy/beam ! Combined flux in latest and established models = 0.358151 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 27 model components to the UV plane model. ! The established model now contains 27 components and 0.358151 Jy ! Inverting map and beam ! Estimated beam: bmin=2.056 mas, bmaj=2.552 mas, bpa=65.55 degrees ! Estimated noise=1.04411 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 = 0.0225238 Jy ! Component: 100 - total flux cleaned = 0.0373272 Jy ! Component: 150 - total flux cleaned = 0.0479079 Jy ! Component: 200 - total flux cleaned = 0.0556557 Jy ! Total flux subtracted in 200 components = 0.0556557 Jy ! Clean residual min=-0.004575 max=0.005544 Jy/beam ! Clean residual mean=-0.000047 rms=0.001071 Jy/beam ! Combined flux in latest and established models = 0.413807 Jy ! Adding 45 model components to the UV plane model. ! The established model now contains 61 components and 0.413807 Jy ! Inverting map ! Added new window around map position (4, 3.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00592835 Jy ! Component: 100 - total flux cleaned = 0.0101834 Jy ! Component: 150 - total flux cleaned = 0.0133408 Jy ! Component: 200 - total flux cleaned = 0.0154421 Jy ! Total flux subtracted in 200 components = 0.0154421 Jy ! Clean residual min=-0.004010 max=0.003774 Jy/beam ! Clean residual mean=-0.000011 rms=0.000913 Jy/beam ! Combined flux in latest and established models = 0.429249 Jy ! Adding 34 model components to the UV plane model. ! The established model now contains 76 components and 0.429249 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=8.655 mas, bmaj=10.17 mas, bpa=-61.52 degrees ! Estimated noise=1.55486 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00251329 Jy ! Component: 100 - total flux cleaned = 0.00246226 Jy ! Component: 150 - total flux cleaned = 0.0023087 Jy ! Component: 200 - total flux cleaned = 0.00226431 Jy ! Total flux subtracted in 200 components = 0.00226431 Jy ! Clean residual min=-0.004145 max=0.003648 Jy/beam ! Clean residual mean=-0.000023 rms=0.001111 Jy/beam ! Combined flux in latest and established models = 0.431513 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 = -3.90882e-05 Jy ! Component: 100 - total flux cleaned = -7.54702e-05 Jy ! Component: 150 - total flux cleaned = -0.000143157 Jy ! Component: 200 - total flux cleaned = -0.000174432 Jy ! Total flux subtracted in 200 components = -0.000174432 Jy ! Clean residual min=-0.004087 max=0.003566 Jy/beam ! Clean residual mean=-0.000023 rms=0.001096 Jy/beam ! Combined flux in latest and established models = 0.431339 Jy ! Adding 16 model components to the UV plane model. ! The established model now contains 87 components and 0.431339 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=2.056 mas, bmaj=2.552 mas, bpa=65.55 degrees ! Estimated noise=1.04411 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000388823 Jy ! Component: 100 - total flux cleaned = -0.000245444 Jy ! Component: 150 - total flux cleaned = -0.000183131 Jy ! Component: 200 - total flux cleaned = -6.895e-05 Jy ! Total flux subtracted in 200 components = -6.895e-05 Jy ! Clean residual min=-0.004076 max=0.003678 Jy/beam ! Clean residual mean=-0.000006 rms=0.000875 Jy/beam ! Combined flux in latest and established models = 0.43127 Jy selfcal ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 98 components and 0.43127 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.115240Jy sigma=0.982475 ! Fit after self-cal, rms=0.115178Jy sigma=0.981746 wmodel J0837+2454_S_map.mod ! Writing 98 model components to file: J0837+2454_S_map.mod wobs J0837+2454_S_uvs.fits ! Writing UV FITS file: J0837+2454_S_uvs.fits wwins J0837+2454_S_map.win ! wwins: Wrote 5 windows to J0837+2454_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 = -0.000234452 Jy ! Component: 100 - total flux cleaned = -0.000619454 Jy ! Component: 150 - total flux cleaned = -0.000679268 Jy ! Component: 200 - total flux cleaned = -0.000978292 Jy ! Component: 250 - total flux cleaned = -0.00132745 Jy ! Component: 300 - total flux cleaned = -0.0016104 Jy ! Component: 350 - total flux cleaned = -0.00161068 Jy ! Component: 400 - total flux cleaned = -0.00166533 Jy ! Component: 450 - total flux cleaned = -0.0017723 Jy ! Component: 500 - total flux cleaned = -0.00182498 Jy ! Component: 550 - total flux cleaned = -0.00182571 Jy ! Component: 600 - total flux cleaned = -0.00177495 Jy ! Component: 650 - total flux cleaned = -0.00172506 Jy ! Component: 700 - total flux cleaned = -0.00167583 Jy ! Component: 750 - total flux cleaned = -0.00153024 Jy ! Component: 800 - total flux cleaned = -0.00148224 Jy ! Component: 850 - total flux cleaned = -0.00138818 Jy ! Component: 900 - total flux cleaned = -0.00143576 Jy ! Component: 950 - total flux cleaned = -0.00138882 Jy ! Component: 1000 - total flux cleaned = -0.00129692 Jy ! Component: 1050 - total flux cleaned = -0.00129693 Jy ! Component: 1100 - total flux cleaned = -0.0013856 Jy ! Component: 1150 - total flux cleaned = -0.00134094 Jy ! Component: 1200 - total flux cleaned = -0.00142917 Jy ! Component: 1250 - total flux cleaned = -0.00151541 Jy ! Component: 1300 - total flux cleaned = -0.0013439 Jy ! Component: 1350 - total flux cleaned = -0.00155638 Jy ! Component: 1400 - total flux cleaned = -0.00155558 Jy ! Component: 1450 - total flux cleaned = -0.00168103 Jy ! Component: 1500 - total flux cleaned = -0.0016804 Jy ! Component: 1550 - total flux cleaned = -0.0017208 Jy ! Component: 1600 - total flux cleaned = -0.00167995 Jy ! Component: 1650 - total flux cleaned = -0.00163977 Jy ! Component: 1700 - total flux cleaned = -0.00156022 Jy ! Component: 1750 - total flux cleaned = -0.00171833 Jy ! Component: 1800 - total flux cleaned = -0.00167925 Jy ! Component: 1850 - total flux cleaned = -0.00164025 Jy ! Component: 1900 - total flux cleaned = -0.00167902 Jy ! Component: 1950 - total flux cleaned = -0.00160252 Jy ! Component: 2000 - total flux cleaned = -0.00179266 Jy ! Component: 2050 - total flux cleaned = -0.00186808 Jy ! Component: 2100 - total flux cleaned = -0.00190515 Jy ! Component: 2150 - total flux cleaned = -0.00186835 Jy ! Component: 2200 - total flux cleaned = -0.00190568 Jy ! Component: 2250 - total flux cleaned = -0.00205171 Jy ! Component: 2300 - total flux cleaned = -0.00216007 Jy ! Component: 2350 - total flux cleaned = -0.00216 Jy ! Component: 2400 - total flux cleaned = -0.00230299 Jy ! Component: 2450 - total flux cleaned = -0.00233847 Jy ! Component: 2500 - total flux cleaned = -0.00237358 Jy ! Component: 2550 - total flux cleaned = -0.00237342 Jy ! Component: 2600 - total flux cleaned = -0.00254685 Jy ! Component: 2650 - total flux cleaned = -0.00271907 Jy ! Component: 2700 - total flux cleaned = -0.00278794 Jy ! Component: 2750 - total flux cleaned = -0.00292385 Jy ! Component: 2800 - total flux cleaned = -0.00295781 Jy ! Component: 2850 - total flux cleaned = -0.00309256 Jy ! Component: 2900 - total flux cleaned = -0.00325966 Jy ! Component: 2950 - total flux cleaned = -0.00352505 Jy ! Component: 3000 - total flux cleaned = -0.00359166 Jy ! Component: 3050 - total flux cleaned = -0.00378856 Jy ! Component: 3100 - total flux cleaned = -0.00385335 Jy ! Component: 3150 - total flux cleaned = -0.00391788 Jy ! Component: 3200 - total flux cleaned = -0.00414342 Jy ! Component: 3250 - total flux cleaned = -0.0042395 Jy ! Component: 3300 - total flux cleaned = -0.00446279 Jy ! Component: 3350 - total flux cleaned = -0.00458952 Jy ! Component: 3400 - total flux cleaned = -0.00477819 Jy ! Component: 3450 - total flux cleaned = -0.00484106 Jy ! Component: 3500 - total flux cleaned = -0.00499666 Jy ! Component: 3550 - total flux cleaned = -0.00524453 Jy ! Component: 3600 - total flux cleaned = -0.00539855 Jy ! Component: 3650 - total flux cleaned = -0.00552142 Jy ! Component: 3700 - total flux cleaned = -0.00570453 Jy ! Component: 3750 - total flux cleaned = -0.00576534 Jy ! Component: 3800 - total flux cleaned = -0.0059162 Jy ! Component: 3850 - total flux cleaned = -0.0061865 Jy ! Component: 3900 - total flux cleaned = -0.00636568 Jy ! Component: 3950 - total flux cleaned = -0.00636541 Jy ! Component: 4000 - total flux cleaned = -0.0066907 Jy ! Component: 4050 - total flux cleaned = -0.00686728 Jy ! Total flux subtracted in 4096 components = -0.00692574 Jy ! Clean residual min=-0.001637 max=0.001737 Jy/beam ! Clean residual mean=-0.000007 rms=0.000478 Jy/beam ! Combined flux in latest and established models = 0.424344 Jy keep ! Adding 316 model components to the UV plane model. ! The established model now contains 414 components and 0.424344 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /scr/pima/rv122_uvs/J0837+2454_S_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.056 x 2.552 at 65.55 degrees (North through East) ! Clean map min=-0.002419 max=0.25489 Jy/beam ! Writing clean map to FITS file: /scr/pima/rv122_uvs/J0837+2454_S_map.fits wmodel /scr/pima/rv122_uvs/J0837+2454_S_map.mod ! Writing 414 model components to file: /scr/pima/rv122_uvs/J0837+2454_S_map.mod wobs /scr/pima/rv122_uvs/J0837+2454_S_uvs.fits ! Writing UV FITS file: /scr/pima/rv122_uvs/J0837+2454_S_uvs.fits wwins /scr/pima/rv122_uvs/J0837+2454_S_map.win ! wwins: Wrote 6 windows to /scr/pima/rv122_uvs/J0837+2454_S_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.254891 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000474798 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.558825 0.558825 1.11765 2.2353 4.4706 8.94121 17.8824 35.7648 71.5297 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0014 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.254 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 536.84 quit ! Quitting program ! Log file /scr/pima/rv122_uvs/J0837+2454_S_dfm.log closed on Fri Jul 13 21:08:19 2018