! Started logfile: /vlbi/uf001/uva//J1157+1638_S_dfm.log on Mon Jan 14 01:35:01 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//J1157+1638_S_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J1157+1638_S_uva.fits ! AN table 1: 72 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.85 visibilities/baseline/integration-bin. ! Found source: J1157+1638 ! ! 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 8262 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 J1157+1638_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 60 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 60 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 60 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.712072Jy sigma=21.019495 ! Fit after self-cal, rms=0.409405Jy sigma=4.838554 ! 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=3.13 mas, bmaj=6.191 mas, bpa=-0.874 degrees ! Estimated noise=0.902372 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 = 1.01164 Jy ! Component: 100 - total flux cleaned = 1.25738 Jy ! Total flux subtracted in 100 components = 1.25738 Jy ! Clean residual min=-0.037309 max=0.100636 Jy/beam ! Clean residual mean=-0.000470 rms=0.010649 Jy/beam ! Combined flux in latest and established models = 1.25738 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 7 components and 1.25738 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.218425Jy sigma=2.585497 ! Fit after self-cal, rms=0.218405Jy sigma=2.585318 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.109362 Jy ! Component: 100 - total flux cleaned = 0.163732 Jy ! Total flux subtracted in 100 components = 0.163732 Jy ! Clean residual min=-0.029853 max=0.034188 Jy/beam ! Clean residual mean=-0.000303 rms=0.006811 Jy/beam ! Combined flux in latest and established models = 1.42112 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 14 components and 1.42112 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.142237Jy sigma=1.721576 ! Fit after self-cal, rms=0.142151Jy sigma=1.720699 ! 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=3.648 mas, bmaj=6.945 mas, bpa=0.6178 degrees ! Estimated noise=0.656698 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 = 0.0405602 Jy ! Component: 100 - total flux cleaned = 0.0631979 Jy ! Component: 150 - total flux cleaned = 0.077803 Jy ! Component: 200 - total flux cleaned = 0.0875791 Jy ! Total flux subtracted in 200 components = 0.0875791 Jy ! Clean residual min=-0.030312 max=0.034186 Jy/beam ! Clean residual mean=-0.000180 rms=0.006530 Jy/beam ! Combined flux in latest and established models = 1.50869 Jy ! Performing phase self-cal ! Adding 40 model components to the UV plane model. ! The established model now contains 46 components and 1.50869 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.128553Jy sigma=1.586050 ! Fit after self-cal, rms=0.128547Jy sigma=1.586023 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.648 x 6.945 at 0.6178 degrees (North through East) ! Clean map min=-0.029803 max=1.3309 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 0.93 HN 0.99 KP 1.02 ! LA 0.89 MK 1.00 NL 1.08 OV 1.02 ! PT 1.00 SC 1.01 ! ! ! Correcting IF 2. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 0.95 HN 0.99 KP 1.02 ! LA 0.90 MK 1.03 NL 1.10 OV 0.98 ! PT 1.00 SC 1.02 ! ! ! Correcting IF 3. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 0.97 HN 0.99 KP 1.01 ! LA 0.93 MK 1.02 NL 1.12 OV 0.99 ! PT 0.99 SC 1.02 ! ! ! Fit before self-cal, rms=0.128547Jy sigma=1.586023 ! Fit after self-cal, rms=0.091919Jy sigma=1.065883 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=3.67 mas, bmaj=7.006 mas, bpa=0.5033 degrees ! Estimated noise=0.658025 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 = -0.00690691 Jy ! Component: 100 - total flux cleaned = -0.0105041 Jy ! Component: 150 - total flux cleaned = -0.0114875 Jy ! Component: 200 - total flux cleaned = -0.0124792 Jy ! Total flux subtracted in 200 components = -0.0124792 Jy ! Clean residual min=-0.014892 max=0.013143 Jy/beam ! Clean residual mean=0.000033 rms=0.003261 Jy/beam ! Combined flux in latest and established models = 1.49622 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 58 components and 1.49622 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.091223Jy sigma=1.058468 ! Fit after self-cal, rms=0.091229Jy sigma=1.058360 ! 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=0.091229Jy sigma=1.058360 ! Fit after self-cal, rms=0.068579Jy sigma=0.781651 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.665 mas, bmaj=6.992 mas, bpa=0.6886 degrees ! Estimated noise=0.657139 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00480834 Jy ! Component: 100 - total flux cleaned = -0.00527144 Jy ! Component: 150 - total flux cleaned = -0.00551184 Jy ! Component: 200 - total flux cleaned = -0.00570779 Jy ! Total flux subtracted in 200 components = -0.00570779 Jy ! Clean residual min=-0.005421 max=0.003495 Jy/beam ! Clean residual mean=0.000002 rms=0.000878 Jy/beam ! Combined flux in latest and established models = 1.49051 Jy selfcal ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 66 components and 1.49051 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.067994Jy sigma=0.773391 ! Fit after self-cal, rms=0.068000Jy sigma=0.773340 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 = -0.000149452 Jy ! Component: 100 - total flux cleaned = -0.000221881 Jy ! Component: 150 - total flux cleaned = -0.000349396 Jy ! Component: 200 - total flux cleaned = -0.000407308 Jy ! Total flux subtracted in 200 components = -0.000407308 Jy ! Clean residual min=-0.005357 max=0.003422 Jy/beam ! Clean residual mean=0.000001 rms=0.000859 Jy/beam ! Combined flux in latest and established models = 1.4901 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 73 components and 1.4901 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.067890Jy sigma=0.771586 ! Fit after self-cal, rms=0.067888Jy sigma=0.771576 ! 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=0.067888Jy sigma=0.771576 ! Fit after self-cal, rms=0.067810Jy sigma=0.769390 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.665 mas, bmaj=6.994 mas, bpa=0.6572 degrees ! Estimated noise=0.657544 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00209923 Jy ! Component: 100 - total flux cleaned = -0.0022653 Jy ! Component: 150 - total flux cleaned = -0.00239903 Jy ! Component: 200 - total flux cleaned = -0.00245965 Jy ! Total flux subtracted in 200 components = -0.00245965 Jy ! Clean residual min=-0.005415 max=0.003291 Jy/beam ! Clean residual mean=0.000001 rms=0.000789 Jy/beam ! Combined flux in latest and established models = 1.48764 Jy selfcal ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 75 components and 1.48764 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.067649Jy sigma=0.767029 ! Fit after self-cal, rms=0.067650Jy sigma=0.767022 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 = -0.000164894 Jy ! Component: 100 - total flux cleaned = -0.000270895 Jy ! Component: 150 - total flux cleaned = -0.000421047 Jy ! Component: 200 - total flux cleaned = -0.000518494 Jy ! Total flux subtracted in 200 components = -0.000518494 Jy ! Clean residual min=-0.005062 max=0.003327 Jy/beam ! Clean residual mean=0.000000 rms=0.000774 Jy/beam ! Combined flux in latest and established models = 1.48712 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 79 components and 1.48712 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.067586Jy sigma=0.766133 ! Fit after self-cal, rms=0.067585Jy sigma=0.766127 ! 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=0.067585Jy sigma=0.766127 ! Fit after self-cal, rms=0.067624Jy sigma=0.765696 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=7.242 mas, bmaj=10.29 mas, bpa=-1.154 degrees ! Estimated noise=0.826525 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00232957 Jy ! Component: 100 - total flux cleaned = -0.00261651 Jy ! Component: 150 - total flux cleaned = -0.00261656 Jy ! Component: 200 - total flux cleaned = -0.0026486 Jy ! Total flux subtracted in 200 components = -0.0026486 Jy ! Clean residual min=-0.002617 max=0.002595 Jy/beam ! Clean residual mean=-0.000001 rms=0.000681 Jy/beam ! Combined flux in latest and established models = 1.48447 Jy selfcal ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 83 components and 1.48447 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.067600Jy sigma=0.765457 ! Fit after self-cal, rms=0.067600Jy sigma=0.765452 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 = -3.20545e-05 Jy ! Component: 100 - total flux cleaned = -6.07749e-05 Jy ! Component: 150 - total flux cleaned = -8.80916e-05 Jy ! Component: 200 - total flux cleaned = -0.000114911 Jy ! Total flux subtracted in 200 components = -0.000114911 Jy ! Clean residual min=-0.002596 max=0.002552 Jy/beam ! Clean residual mean=-0.000002 rms=0.000676 Jy/beam ! Combined flux in latest and established models = 1.48436 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 85 components and 1.48436 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.067609Jy sigma=0.765664 ! Fit after self-cal, rms=0.067609Jy sigma=0.765657 ! 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=3.666 mas, bmaj=6.997 mas, bpa=0.6441 degrees ! Estimated noise=0.657894 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.666 x 6.997 at 0.6441 degrees (North through East) ! Clean map min=-0.0031413 max=1.3383 Jy/beam if(peak(flux) > thresh) selfcal true, true clean clean_niter,clean_gain selfcal flux_cutoff = imstat(rms) * dynam repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) selfcal true, true end if ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.067609Jy sigma=0.765657 ! Fit after self-cal, rms=0.061079Jy sigma=0.686901 ! Inverting map and beam ! Estimated beam: bmin=3.67 mas, bmaj=7.002 mas, bpa=0.604 degrees ! Estimated noise=0.658033 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000578273 Jy ! Component: 100 - total flux cleaned = -0.000700963 Jy ! Component: 150 - total flux cleaned = -0.0008012 Jy ! Component: 200 - total flux cleaned = -0.000846978 Jy ! Total flux subtracted in 200 components = -0.000846978 Jy ! Clean residual min=-0.004897 max=0.003030 Jy/beam ! Clean residual mean=0.000002 rms=0.000737 Jy/beam ! Combined flux in latest and established models = 1.48351 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 87 components and 1.48351 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.060992Jy sigma=0.685642 ! Fit after self-cal, rms=0.060991Jy sigma=0.685635 ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -4.3229e-05 Jy ! Component: 100 - total flux cleaned = -8.74457e-05 Jy ! Component: 150 - total flux cleaned = -0.000131013 Jy ! Component: 200 - total flux cleaned = -0.000173824 Jy ! Total flux subtracted in 200 components = -0.000173824 Jy ! Clean residual min=-0.004805 max=0.002994 Jy/beam ! Clean residual mean=0.000002 rms=0.000729 Jy/beam ! Combined flux in latest and established models = 1.48334 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 88 components and 1.48334 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.060944Jy sigma=0.684971 ! Fit after self-cal, rms=0.060943Jy sigma=0.684965 ! Inverting map ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.060943Jy sigma=0.684965 ! Fit after self-cal, rms=0.060971Jy sigma=0.684831 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=3.145 mas, bmaj=6.229 mas, bpa=-0.7024 degrees ! Estimated noise=0.913035 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 1.0232 Jy ! Component: 100 - total flux cleaned = 1.2686 Jy ! Component: 150 - total flux cleaned = 1.37648 Jy ! Component: 200 - total flux cleaned = 1.42959 Jy ! Total flux subtracted in 200 components = 1.42959 Jy ! Clean residual min=-0.009922 max=0.024036 Jy/beam ! Clean residual mean=-0.000071 rms=0.002747 Jy/beam ! Combined flux in latest and established models = 1.42959 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 12 model components to the UV plane model. ! The established model now contains 12 components and 1.42959 Jy ! Inverting map and beam ! Estimated beam: bmin=3.67 mas, bmaj=7.003 mas, bpa=0.602 degrees ! Estimated noise=0.658286 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 = 0.027595 Jy ! Component: 100 - total flux cleaned = 0.0411805 Jy ! Component: 150 - total flux cleaned = 0.0484485 Jy ! Component: 200 - total flux cleaned = 0.0524367 Jy ! Total flux subtracted in 200 components = 0.0524367 Jy ! Clean residual min=-0.005408 max=0.004190 Jy/beam ! Clean residual mean=0.000000 rms=0.000870 Jy/beam ! Combined flux in latest and established models = 1.48203 Jy ! Adding 21 model components to the UV plane model. ! The established model now contains 29 components and 1.48203 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=7.247 mas, bmaj=10.3 mas, bpa=-1.216 degrees ! Estimated noise=0.825895 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000702062 Jy ! Component: 100 - total flux cleaned = -0.00065471 Jy ! Component: 150 - total flux cleaned = -0.000569881 Jy ! Component: 200 - total flux cleaned = -0.000532459 Jy ! Total flux subtracted in 200 components = -0.000532459 Jy ! Clean residual min=-0.002516 max=0.002486 Jy/beam ! Clean residual mean=-0.000000 rms=0.000670 Jy/beam ! Combined flux in latest and established models = 1.48149 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 = 3.43506e-05 Jy ! Component: 100 - total flux cleaned = 3.7573e-06 Jy ! Component: 150 - total flux cleaned = 2.96393e-06 Jy ! Component: 200 - total flux cleaned = -2.64293e-05 Jy ! Total flux subtracted in 200 components = -2.64293e-05 Jy ! Clean residual min=-0.002500 max=0.002448 Jy/beam ! Clean residual mean=-0.000000 rms=0.000664 Jy/beam ! Combined flux in latest and established models = 1.48147 Jy ! Adding 16 model components to the UV plane model. ! The established model now contains 42 components and 1.48147 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=3.67 mas, bmaj=7.003 mas, bpa=0.602 degrees ! Estimated noise=0.658286 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00174698 Jy ! Component: 100 - total flux cleaned = 0.002264 Jy ! Component: 150 - total flux cleaned = 0.00261003 Jy ! Component: 200 - total flux cleaned = 0.0026855 Jy ! Total flux subtracted in 200 components = 0.0026855 Jy ! Clean residual min=-0.005440 max=0.003944 Jy/beam ! Clean residual mean=0.000003 rms=0.000836 Jy/beam ! Combined flux in latest and established models = 1.48415 Jy selfcal ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 47 components and 1.48415 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.061668Jy sigma=0.694704 ! Fit after self-cal, rms=0.061664Jy sigma=0.694637 wmodel J1157+1638_S_map.mod ! Writing 47 model components to file: J1157+1638_S_map.mod wobs J1157+1638_S_uvs.fits ! Writing UV FITS file: J1157+1638_S_uvs.fits wwins J1157+1638_S_map.win ! wwins: Wrote 1 windows to J1157+1638_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 = -0.00233407 Jy ! Component: 100 - total flux cleaned = -0.00369397 Jy ! Component: 150 - total flux cleaned = -0.0039014 Jy ! Component: 200 - total flux cleaned = -0.00390022 Jy ! Component: 250 - total flux cleaned = -0.00378416 Jy ! Component: 300 - total flux cleaned = -0.0037279 Jy ! Component: 350 - total flux cleaned = -0.00367326 Jy ! Component: 400 - total flux cleaned = -0.00335774 Jy ! Component: 450 - total flux cleaned = -0.00295075 Jy ! Component: 500 - total flux cleaned = -0.00270448 Jy ! Component: 550 - total flux cleaned = -0.00255935 Jy ! Component: 600 - total flux cleaned = -0.00246408 Jy ! Component: 650 - total flux cleaned = -0.00232568 Jy ! Component: 700 - total flux cleaned = -0.00214534 Jy ! Component: 750 - total flux cleaned = -0.0018818 Jy ! Component: 800 - total flux cleaned = -0.00170967 Jy ! Component: 850 - total flux cleaned = -0.00171048 Jy ! Component: 900 - total flux cleaned = -0.00166828 Jy ! Component: 950 - total flux cleaned = -0.00142243 Jy ! Component: 1000 - total flux cleaned = -0.00134336 Jy ! Component: 1050 - total flux cleaned = -0.00122505 Jy ! Component: 1100 - total flux cleaned = -0.00118526 Jy ! Component: 1150 - total flux cleaned = -0.000956568 Jy ! Component: 1200 - total flux cleaned = -0.000920308 Jy ! Component: 1250 - total flux cleaned = -0.000994496 Jy ! Component: 1300 - total flux cleaned = -0.000994136 Jy ! Component: 1350 - total flux cleaned = -0.000922466 Jy ! Component: 1400 - total flux cleaned = -0.000887883 Jy ! Component: 1450 - total flux cleaned = -0.000887407 Jy ! Component: 1500 - total flux cleaned = -0.000784764 Jy ! Component: 1550 - total flux cleaned = -0.000649462 Jy ! Component: 1600 - total flux cleaned = -0.000516814 Jy ! Component: 1650 - total flux cleaned = -0.000451209 Jy ! Component: 1700 - total flux cleaned = -0.000353647 Jy ! Component: 1750 - total flux cleaned = -0.000289745 Jy ! Component: 1800 - total flux cleaned = -0.00028991 Jy ! Component: 1850 - total flux cleaned = -0.000104279 Jy ! Component: 1900 - total flux cleaned = -0.000165118 Jy ! Component: 1950 - total flux cleaned = 4.61618e-05 Jy ! Component: 2000 - total flux cleaned = 0.000105089 Jy ! Component: 2050 - total flux cleaned = 0.000252199 Jy ! Component: 2100 - total flux cleaned = 0.000223386 Jy ! Component: 2150 - total flux cleaned = 0.000337492 Jy ! Component: 2200 - total flux cleaned = 0.000422037 Jy ! Component: 2250 - total flux cleaned = 0.000533059 Jy ! Component: 2300 - total flux cleaned = 0.000560143 Jy ! Component: 2350 - total flux cleaned = 0.000695468 Jy ! Component: 2400 - total flux cleaned = 0.000722087 Jy ! Component: 2450 - total flux cleaned = 0.000907977 Jy ! Component: 2500 - total flux cleaned = 0.000986938 Jy ! Component: 2550 - total flux cleaned = 0.0010907 Jy ! Component: 2600 - total flux cleaned = 0.00109105 Jy ! Component: 2650 - total flux cleaned = 0.00121749 Jy ! Component: 2700 - total flux cleaned = 0.00126777 Jy ! Component: 2750 - total flux cleaned = 0.00139227 Jy ! Component: 2800 - total flux cleaned = 0.0014411 Jy ! Component: 2850 - total flux cleaned = 0.00146533 Jy ! Component: 2900 - total flux cleaned = 0.00146545 Jy ! Component: 2950 - total flux cleaned = 0.00151339 Jy ! Component: 3000 - total flux cleaned = 0.00163119 Jy ! Component: 3050 - total flux cleaned = 0.00160806 Jy ! Component: 3100 - total flux cleaned = 0.00165458 Jy ! Component: 3150 - total flux cleaned = 0.0017691 Jy ! Component: 3200 - total flux cleaned = 0.00179183 Jy ! Component: 3250 - total flux cleaned = 0.00174706 Jy ! Component: 3300 - total flux cleaned = 0.001858 Jy ! Component: 3350 - total flux cleaned = 0.00198969 Jy ! Component: 3400 - total flux cleaned = 0.00207636 Jy ! Component: 3450 - total flux cleaned = 0.00203364 Jy ! Component: 3500 - total flux cleaned = 0.00207636 Jy ! Component: 3550 - total flux cleaned = 0.00205495 Jy ! Component: 3600 - total flux cleaned = 0.00213913 Jy ! Component: 3650 - total flux cleaned = 0.00222206 Jy ! Component: 3700 - total flux cleaned = 0.00216025 Jy ! Component: 3750 - total flux cleaned = 0.00222153 Jy ! Component: 3800 - total flux cleaned = 0.00226199 Jy ! Component: 3850 - total flux cleaned = 0.0022821 Jy ! Component: 3900 - total flux cleaned = 0.00222218 Jy ! Component: 3950 - total flux cleaned = 0.0023406 Jy ! Component: 4000 - total flux cleaned = 0.00228193 Jy ! Component: 4050 - total flux cleaned = 0.00241813 Jy ! Total flux subtracted in 4096 components = 0.0023989 Jy ! Clean residual min=-0.000997 max=0.001146 Jy/beam ! Clean residual mean=-0.000001 rms=0.000339 Jy/beam ! Combined flux in latest and established models = 1.48655 Jy keep ! Adding 287 model components to the UV plane model. ! The established model now contains 332 components and 1.48655 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J1157+1638_S_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.67 x 7.003 at 0.602 degrees (North through East) ! Clean map min=-0.0020132 max=1.3408 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J1157+1638_S_map.fits wmodel /vlbi/uf001/uva//J1157+1638_S_map.mod ! Writing 332 model components to file: /vlbi/uf001/uva//J1157+1638_S_map.mod wobs /vlbi/uf001/uva//J1157+1638_S_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J1157+1638_S_uvs.fits wwins /vlbi/uf001/uva//J1157+1638_S_map.win ! wwins: Wrote 2 windows to /vlbi/uf001/uva//J1157+1638_S_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 1.34079 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000338365 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.0757088 0.0757088 0.151418 0.302835 0.60567 1.21134 2.42268 4.84536 9.69072 19.3814 38.7629 77.5258 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.001 print "peak= ", int(1000*peak_flux)/1000 ! peak= 1.34 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 3962.55 quit ! Quitting program ! Log file /vlbi/uf001/uva//J1157+1638_S_dfm.log closed on Mon Jan 14 01:35:05 2019