! Started logfile: /image_prod/ug002_uvm//J0646+4451_S_a_dfm.log on Wed Mar 4 16:45:06 2020 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 /image_prod/ug002_uvm//J0646+4451_S_a_uvm.fits ! Reading UV FITS file: /image_prod/ug002_uvm//J0646+4451_S_a_uvm.fits ! AN table 1: 39 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.74245 visibilities/baseline/integration-bin. ! Found source: J0646+4451 ! ! 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 3909 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 J0646+4451_S_a] 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 65 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 65 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 65 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=2.255103Jy sigma=7.783479 ! Fit after self-cal, rms=1.073769Jy sigma=3.639588 ! 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=3.007 mas, bmaj=5.702 mas, bpa=-4.782 degrees ! Estimated noise=4.10396 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 = 1.52445 Jy ! Component: 100 - total flux cleaned = 1.85704 Jy ! Total flux subtracted in 100 components = 1.85704 Jy ! Clean residual min=-0.043193 max=0.095839 Jy/beam ! Clean residual mean=-0.000071 rms=0.013926 Jy/beam ! Combined flux in latest and established models = 1.85704 Jy ! Performing phase self-cal ! Adding 3 model components to the UV plane model. ! The established model now contains 3 components and 1.85704 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.391604Jy sigma=1.997607 ! Fit after self-cal, rms=0.391550Jy sigma=1.996635 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0912928 Jy ! Component: 100 - total flux cleaned = 0.117426 Jy ! Total flux subtracted in 100 components = 0.117426 Jy ! Clean residual min=-0.047324 max=0.049914 Jy/beam ! Clean residual mean=-0.000039 rms=0.013230 Jy/beam ! Combined flux in latest and established models = 1.97447 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 11 components and 1.97447 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.358698Jy sigma=2.025822 ! Fit after self-cal, rms=0.358693Jy sigma=2.025815 ! 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=3.631 mas, bmaj=6.398 mas, bpa=-3.838 degrees ! Estimated noise=3.41969 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 = -0.0209659 Jy ! Component: 100 - total flux cleaned = -0.0215098 Jy ! Component: 150 - total flux cleaned = -0.0219364 Jy ! Component: 200 - total flux cleaned = -0.0227513 Jy ! Total flux subtracted in 200 components = -0.0227513 Jy ! Clean residual min=-0.062761 max=0.064788 Jy/beam ! Clean residual mean=-0.000102 rms=0.017088 Jy/beam ! Combined flux in latest and established models = 1.95172 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 23 components and 1.95172 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.357823Jy sigma=2.017661 ! Fit after self-cal, rms=0.357817Jy sigma=2.017650 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.631 x 6.398 at -3.838 degrees (North through East) ! Clean map min=-0.060633 max=1.9522 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 6 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 0.97 HN 1.03 KP 1.00 ! LA 0.99 MK 0.99 NL 1.42 OV 0.97 ! PT 1.00 SC 1.01 ! ! ! Correcting IF 2. ! A total of 6 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.89 FD 0.96 HN 1.04 KP 0.94 ! LA 1.00 MK 0.99 NL 1.57 OV 0.96 ! PT 0.99 SC 0.92 ! ! ! Correcting IF 3. ! A total of 6 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 0.95 HN 1.04 KP 0.93 ! LA 0.98 MK 1.00 NL 1.47 OV 0.96 ! PT 1.00 SC 1.02 ! ! ! Fit before self-cal, rms=0.357817Jy sigma=2.017650 ! Fit after self-cal, rms=0.533513Jy sigma=1.648838 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=3.597 mas, bmaj=6.351 mas, bpa=-3.127 degrees ! Estimated noise=3.54886 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 = 0.0645611 Jy ! Component: 100 - total flux cleaned = 0.0811441 Jy ! Component: 150 - total flux cleaned = 0.0804107 Jy ! Component: 200 - total flux cleaned = 0.080374 Jy ! Total flux subtracted in 200 components = 0.080374 Jy ! Clean residual min=-0.073694 max=0.048138 Jy/beam ! Clean residual mean=-0.000117 rms=0.014213 Jy/beam ! Combined flux in latest and established models = 2.03209 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 38 components and 2.03209 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.513518Jy sigma=1.661393 ! Fit after self-cal, rms=0.513492Jy sigma=1.661334 ! 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=0.513492Jy sigma=1.661334 ! Fit after self-cal, rms=1.125688Jy sigma=0.922440 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.588 mas, bmaj=6.353 mas, bpa=-3.331 degrees ! Estimated noise=3.58296 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0253642 Jy ! Component: 100 - total flux cleaned = 0.0380808 Jy ! Component: 150 - total flux cleaned = 0.0434728 Jy ! Component: 200 - total flux cleaned = 0.0445446 Jy ! Total flux subtracted in 200 components = 0.0445446 Jy ! Clean residual min=-0.024779 max=0.017524 Jy/beam ! Clean residual mean=-0.000035 rms=0.005399 Jy/beam ! Combined flux in latest and established models = 2.07664 Jy selfcal ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 44 components and 2.07664 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=1.121392Jy sigma=0.924396 ! Fit after self-cal, rms=1.121403Jy sigma=0.924281 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 = 0.000931259 Jy ! Component: 100 - total flux cleaned = 0.00176101 Jy ! Component: 150 - total flux cleaned = 0.0023146 Jy ! Component: 200 - total flux cleaned = 0.00265875 Jy ! Total flux subtracted in 200 components = 0.00265875 Jy ! Clean residual min=-0.024279 max=0.017353 Jy/beam ! Clean residual mean=-0.000033 rms=0.005403 Jy/beam ! Combined flux in latest and established models = 2.0793 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 48 components and 2.0793 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=1.120909Jy sigma=0.924636 ! Fit after self-cal, rms=1.120908Jy sigma=0.924634 ! 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=1.120908Jy sigma=0.924634 ! Fit after self-cal, rms=1.147312Jy sigma=0.918977 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.57 mas, bmaj=6.334 mas, bpa=-3.586 degrees ! Estimated noise=3.62212 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0236083 Jy ! Component: 100 - total flux cleaned = 0.0341308 Jy ! Component: 150 - total flux cleaned = 0.0397979 Jy ! Component: 200 - total flux cleaned = 0.040418 Jy ! Total flux subtracted in 200 components = 0.040418 Jy ! Clean residual min=-0.023366 max=0.017081 Jy/beam ! Clean residual mean=-0.000039 rms=0.005394 Jy/beam ! Combined flux in latest and established models = 2.11971 Jy selfcal ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 48 components and 2.11971 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=1.143336Jy sigma=0.921747 ! Fit after self-cal, rms=1.143337Jy sigma=0.921743 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 = 0.000742237 Jy ! Component: 100 - total flux cleaned = 0.00139359 Jy ! Component: 150 - total flux cleaned = 0.00183546 Jy ! Component: 200 - total flux cleaned = 0.00210441 Jy ! Total flux subtracted in 200 components = 0.00210441 Jy ! Clean residual min=-0.022982 max=0.016974 Jy/beam ! Clean residual mean=-0.000037 rms=0.005401 Jy/beam ! Combined flux in latest and established models = 2.12182 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 50 components and 2.12182 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=1.142960Jy sigma=0.922138 ! Fit after self-cal, rms=1.142959Jy sigma=0.922137 ! 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=1.142959Jy sigma=0.922137 ! Fit after self-cal, rms=1.166718Jy sigma=0.917271 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=7.925 mas, bmaj=9.327 mas, bpa=4.597 degrees ! Estimated noise=4.64669 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.025761 Jy ! Component: 100 - total flux cleaned = 0.0352404 Jy ! Component: 150 - total flux cleaned = 0.0366932 Jy ! Component: 200 - total flux cleaned = 0.0365309 Jy ! Total flux subtracted in 200 components = 0.0365309 Jy ! Clean residual min=-0.028616 max=0.022253 Jy/beam ! Clean residual mean=-0.000081 rms=0.007568 Jy/beam ! Combined flux in latest and established models = 2.15835 Jy selfcal ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 54 components and 2.15835 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=1.163245Jy sigma=0.922176 ! Fit after self-cal, rms=1.163238Jy sigma=0.922066 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 = -3.82913e-05 Jy ! Component: 100 - total flux cleaned = -0.000169824 Jy ! Component: 150 - total flux cleaned = -0.000166258 Jy ! Component: 200 - total flux cleaned = -0.000171787 Jy ! Total flux subtracted in 200 components = -0.000171787 Jy ! Clean residual min=-0.028259 max=0.022141 Jy/beam ! Clean residual mean=-0.000081 rms=0.007568 Jy/beam ! Combined flux in latest and established models = 2.15818 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 58 components and 2.15818 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=1.162950Jy sigma=0.923422 ! Fit after self-cal, rms=1.162948Jy sigma=0.923386 ! 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=3.553 mas, bmaj=6.32 mas, bpa=-3.781 degrees ! Estimated noise=3.66146 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.553 x 6.32 at -3.781 degrees (North through East) ! Clean map min=-0.02102 max=2.0759 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=1.162948Jy sigma=0.923386 ! Fit after self-cal, rms=0.729161Jy sigma=0.201200 ! Inverting map and beam ! Estimated beam: bmin=3.569 mas, bmaj=6.307 mas, bpa=-3.851 degrees ! Estimated noise=3.66944 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00122171 Jy ! Component: 100 - total flux cleaned = -0.00123363 Jy ! Component: 150 - total flux cleaned = -0.00138327 Jy ! Component: 200 - total flux cleaned = -0.0013745 Jy ! Total flux subtracted in 200 components = -0.0013745 Jy ! Clean residual min=-0.006669 max=0.006073 Jy/beam ! Clean residual mean=-0.000016 rms=0.001194 Jy/beam ! Combined flux in latest and established models = 2.1568 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 64 components and 2.1568 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.729097Jy sigma=0.198463 ! Fit after self-cal, rms=0.729101Jy sigma=0.198435 ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000158297 Jy ! Component: 100 - total flux cleaned = 5.80318e-05 Jy ! Component: 150 - total flux cleaned = 5.51338e-05 Jy ! Component: 200 - total flux cleaned = 5.60938e-05 Jy ! Total flux subtracted in 200 components = 5.60938e-05 Jy ! Clean residual min=-0.006488 max=0.005982 Jy/beam ! Clean residual mean=-0.000016 rms=0.001179 Jy/beam ! Combined flux in latest and established models = 2.15686 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 68 components and 2.15686 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.729073Jy sigma=0.197554 ! Fit after self-cal, rms=0.729074Jy sigma=0.197547 ! Inverting map ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.729074Jy sigma=0.197547 ! Fit after self-cal, rms=0.729552Jy sigma=0.196619 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=2.973 mas, bmaj=5.604 mas, bpa=-4.542 degrees ! Estimated noise=4.34877 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 1.61264 Jy ! Component: 100 - total flux cleaned = 1.96801 Jy ! Component: 150 - total flux cleaned = 2.07918 Jy ! Component: 200 - total flux cleaned = 2.12753 Jy ! Total flux subtracted in 200 components = 2.12753 Jy ! Clean residual min=-0.010119 max=0.020730 Jy/beam ! Clean residual mean=-0.000015 rms=0.002237 Jy/beam ! Combined flux in latest and established models = 2.12753 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 11 model components to the UV plane model. ! The established model now contains 11 components and 2.12753 Jy ! Inverting map and beam ! Estimated beam: bmin=3.568 mas, bmaj=6.309 mas, bpa=-3.767 degrees ! Estimated noise=3.67249 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 = 0.0226283 Jy ! Component: 100 - total flux cleaned = 0.0309794 Jy ! Component: 150 - total flux cleaned = 0.0327922 Jy ! Component: 200 - total flux cleaned = 0.0335216 Jy ! Total flux subtracted in 200 components = 0.0335216 Jy ! Clean residual min=-0.007152 max=0.006556 Jy/beam ! Clean residual mean=-0.000012 rms=0.001285 Jy/beam ! Combined flux in latest and established models = 2.16105 Jy ! Adding 29 model components to the UV plane model. ! The established model now contains 37 components and 2.16105 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=7.917 mas, bmaj=9.331 mas, bpa=5.364 degrees ! Estimated noise=4.64877 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000110726 Jy ! Component: 100 - total flux cleaned = -0.000112078 Jy ! Component: 150 - total flux cleaned = 3.21355e-05 Jy ! Component: 200 - total flux cleaned = 0.00015071 Jy ! Total flux subtracted in 200 components = 0.00015071 Jy ! Clean residual min=-0.004272 max=0.004272 Jy/beam ! Clean residual mean=-0.000026 rms=0.001131 Jy/beam ! Combined flux in latest and established models = 2.1612 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 = 6.88807e-05 Jy ! Component: 100 - total flux cleaned = 0.000157234 Jy ! Component: 150 - total flux cleaned = 0.00020821 Jy ! Component: 200 - total flux cleaned = 0.000252819 Jy ! Total flux subtracted in 200 components = 0.000252819 Jy ! Clean residual min=-0.004266 max=0.004341 Jy/beam ! Clean residual mean=-0.000026 rms=0.001129 Jy/beam ! Combined flux in latest and established models = 2.16146 Jy ! Adding 13 model components to the UV plane model. ! The established model now contains 49 components and 2.16146 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=3.568 mas, bmaj=6.309 mas, bpa=-3.767 degrees ! Estimated noise=3.67249 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000500327 Jy ! Component: 100 - total flux cleaned = -0.000234766 Jy ! Component: 150 - total flux cleaned = -0.000402222 Jy ! Component: 200 - total flux cleaned = -0.000556654 Jy ! Total flux subtracted in 200 components = -0.000556654 Jy ! Clean residual min=-0.006501 max=0.006441 Jy/beam ! Clean residual mean=-0.000012 rms=0.001228 Jy/beam ! Combined flux in latest and established models = 2.1609 Jy selfcal ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 53 components and 2.1609 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.729710Jy sigma=0.202216 ! Fit after self-cal, rms=0.729733Jy sigma=0.202050 wmodel J0646+4451_S_a_map.mod ! Writing 53 model components to file: J0646+4451_S_a_map.mod wobs J0646+4451_S_a_uvs.fits ! Writing UV FITS file: J0646+4451_S_a_uvs.fits wwins J0646+4451_S_a_map.win ! wwins: Wrote 1 windows to J0646+4451_S_a_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 = -0.00110324 Jy ! Component: 100 - total flux cleaned = -0.0013198 Jy ! Component: 150 - total flux cleaned = -0.000938211 Jy ! Component: 200 - total flux cleaned = -0.000211899 Jy ! Component: 250 - total flux cleaned = 0.000577786 Jy ! Component: 300 - total flux cleaned = 0.0013472 Jy ! Component: 350 - total flux cleaned = 0.00209453 Jy ! Component: 400 - total flux cleaned = 0.00266159 Jy ! Component: 450 - total flux cleaned = 0.00329594 Jy ! Component: 500 - total flux cleaned = 0.0038391 Jy ! Component: 550 - total flux cleaned = 0.00429578 Jy ! Component: 600 - total flux cleaned = 0.00496845 Jy ! Component: 650 - total flux cleaned = 0.00548163 Jy ! Component: 700 - total flux cleaned = 0.0060599 Jy ! Component: 750 - total flux cleaned = 0.00677111 Jy ! Component: 800 - total flux cleaned = 0.00754003 Jy ! Component: 850 - total flux cleaned = 0.00822854 Jy ! Component: 900 - total flux cleaned = 0.00883983 Jy ! Component: 950 - total flux cleaned = 0.00964133 Jy ! Component: 1000 - total flux cleaned = 0.00996971 Jy ! Component: 1050 - total flux cleaned = 0.0103594 Jy ! Component: 1100 - total flux cleaned = 0.0107437 Jy ! Component: 1150 - total flux cleaned = 0.0108712 Jy ! Component: 1200 - total flux cleaned = 0.0114355 Jy ! Component: 1250 - total flux cleaned = 0.0119919 Jy ! Component: 1300 - total flux cleaned = 0.0123586 Jy ! Component: 1350 - total flux cleaned = 0.0127814 Jy ! Component: 1400 - total flux cleaned = 0.0131999 Jy ! Component: 1450 - total flux cleaned = 0.0137324 Jy ! Component: 1500 - total flux cleaned = 0.0141412 Jy ! Component: 1550 - total flux cleaned = 0.014604 Jy ! Component: 1600 - total flux cleaned = 0.0150625 Jy ! Component: 1650 - total flux cleaned = 0.0154027 Jy ! Component: 1700 - total flux cleaned = 0.0159069 Jy ! Component: 1750 - total flux cleaned = 0.0160741 Jy ! Component: 1800 - total flux cleaned = 0.0164595 Jy ! Component: 1850 - total flux cleaned = 0.0166771 Jy ! Component: 1900 - total flux cleaned = 0.0169469 Jy ! Component: 1950 - total flux cleaned = 0.017054 Jy ! Component: 2000 - total flux cleaned = 0.0172665 Jy ! Component: 2050 - total flux cleaned = 0.0176335 Jy ! Component: 2100 - total flux cleaned = 0.017789 Jy ! Component: 2150 - total flux cleaned = 0.0180465 Jy ! Component: 2200 - total flux cleaned = 0.0182498 Jy ! Component: 2250 - total flux cleaned = 0.0183503 Jy ! Component: 2300 - total flux cleaned = 0.0186008 Jy ! Component: 2350 - total flux cleaned = 0.01865 Jy ! Component: 2400 - total flux cleaned = 0.0186993 Jy ! Component: 2450 - total flux cleaned = 0.0188949 Jy ! Component: 2500 - total flux cleaned = 0.0188953 Jy ! Component: 2550 - total flux cleaned = 0.0191355 Jy ! Component: 2600 - total flux cleaned = 0.0192306 Jy ! Component: 2650 - total flux cleaned = 0.0190887 Jy ! Component: 2700 - total flux cleaned = 0.0192299 Jy ! Component: 2750 - total flux cleaned = 0.0193694 Jy ! Component: 2800 - total flux cleaned = 0.0194157 Jy ! Component: 2850 - total flux cleaned = 0.0193694 Jy ! Component: 2900 - total flux cleaned = 0.0195052 Jy ! Component: 2950 - total flux cleaned = 0.0194148 Jy ! Component: 3000 - total flux cleaned = 0.0194151 Jy ! Component: 3050 - total flux cleaned = 0.0194152 Jy ! Component: 3100 - total flux cleaned = 0.0195914 Jy ! Component: 3150 - total flux cleaned = 0.0196352 Jy ! Component: 3200 - total flux cleaned = 0.0195047 Jy ! Component: 3250 - total flux cleaned = 0.0195478 Jy ! Component: 3300 - total flux cleaned = 0.0195911 Jy ! Component: 3350 - total flux cleaned = 0.0197188 Jy ! Component: 3400 - total flux cleaned = 0.0196768 Jy ! Component: 3450 - total flux cleaned = 0.0197187 Jy ! Component: 3500 - total flux cleaned = 0.0197189 Jy ! Component: 3550 - total flux cleaned = 0.0196361 Jy ! Component: 3600 - total flux cleaned = 0.0196771 Jy ! Component: 3650 - total flux cleaned = 0.0198811 Jy ! Component: 3700 - total flux cleaned = 0.0198004 Jy ! Component: 3750 - total flux cleaned = 0.0196798 Jy ! Component: 3800 - total flux cleaned = 0.01984 Jy ! Component: 3850 - total flux cleaned = 0.0199195 Jy ! Component: 3900 - total flux cleaned = 0.0198409 Jy ! Component: 3950 - total flux cleaned = 0.0199192 Jy ! Component: 4000 - total flux cleaned = 0.0199972 Jy ! Component: 4050 - total flux cleaned = 0.0199584 Jy ! Total flux subtracted in 4096 components = 0.019997 Jy ! Clean residual min=-0.001971 max=0.001968 Jy/beam ! Clean residual mean=0.000002 rms=0.000676 Jy/beam ! Combined flux in latest and established models = 2.1809 Jy keep ! Adding 276 model components to the UV plane model. ! The established model now contains 328 components and 2.1809 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /image_prod/ug002_uvm//J0646+4451_S_a_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.568 x 6.309 at -3.767 degrees (North through East) ! Clean map min=-0.0047326 max=2.0841 Jy/beam ! Writing clean map to FITS file: /image_prod/ug002_uvm//J0646+4451_S_a_map.fits wmodel /image_prod/ug002_uvm//J0646+4451_S_a_map.mod ! Writing 328 model components to file: /image_prod/ug002_uvm//J0646+4451_S_a_map.mod wobs /image_prod/ug002_uvm//J0646+4451_S_a_uvs.fits ! Writing UV FITS file: /image_prod/ug002_uvm//J0646+4451_S_a_uvs.fits wwins /image_prod/ug002_uvm//J0646+4451_S_a_map.win ! wwins: Wrote 2 windows to /image_prod/ug002_uvm//J0646+4451_S_a_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 2.08408 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000673912 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.0970085 0.0970085 0.194017 0.388034 0.776068 1.55214 3.10427 6.20854 12.4171 24.8342 49.6683 99.3367 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.002 print "peak= ", int(1000*peak_flux)/1000 ! peak= 2.084 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 3092.51 quit ! Quitting program ! Log file /image_prod/ug002_uvm//J0646+4451_S_a_dfm.log closed on Wed Mar 4 16:45:11 2020