! Started logfile: J0900-2808_S_dfm.log on Fri Feb 15 19:48:59 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 J0900-2808_S_uvm.fits ! Reading UV FITS file: J0900-2808_S_uvm.fits ! AN table 1: 95 integrations on 45 of 45 possible baselines. ! AN table 2: 68 integrations on 28 of 28 possible baselines. ! AN table 3: 22 integrations on 15 of 15 possible baselines. ! Apparent sampling: 0.910739 visibilities/baseline/integration-bin. ! Found source: J0900-2808 ! ! 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 2.22e+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 ! 04 4 2.348e+09 3.2e+07 1 3.2e+07 ! ! Polarization(s): RR ! ! Read 54 lines of history. ! ! Reading 23712 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 J0900-2808_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 42 telescope corrections were flagged in sub-array 1. ! A total of 30 telescope corrections were flagged in sub-array 2. ! A total of 2 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 2. ! A total of 42 telescope corrections were flagged in sub-array 1. ! A total of 30 telescope corrections were flagged in sub-array 2. ! A total of 2 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 3. ! A total of 42 telescope corrections were flagged in sub-array 1. ! A total of 30 telescope corrections were flagged in sub-array 2. ! A total of 2 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 4. ! A total of 950 telescope corrections were flagged in sub-array 1. ! A total of 544 telescope corrections were flagged in sub-array 2. ! A total of 45 telescope corrections were flagged in sub-array 3. ! ! Fit before self-cal, rms=1.378079Jy sigma=14.853163 ! Fit after self-cal, rms=0.773773Jy sigma=7.450635 ! clrmod: Cleared the established, tentative and continuum models. ! Redundant starting model cleared. sele I,1,3 ! Polarization I is unavailable. ! Selecting polarization: RR, channels: 1..3 ! Reading IF 1 channels: 1..1 ! Reading IF 2 channels: 2..2 ! Reading IF 3 channels: 3..3 ! Reading IF 4 channels: (none) uvw 2,-1 ! Uniform weighting binwidth: 2 (pixels). ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=2.545 mas, bmaj=6.945 mas, bpa=-0.7757 degrees ! Estimated noise=0.874707 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 = 0.463556 Jy ! Component: 100 - total flux cleaned = 0.740466 Jy ! Total flux subtracted in 100 components = 0.740466 Jy ! Clean residual min=-0.053175 max=0.196716 Jy/beam ! Clean residual mean=-0.000391 rms=0.023105 Jy/beam ! Combined flux in latest and established models = 0.740466 Jy ! Performing phase self-cal ! Adding 56 model components to the UV plane model. ! The established model now contains 56 components and 0.740466 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Not correcting unselected IF 4. ! ! Fit before self-cal, rms=0.560915Jy sigma=6.129228 ! Fit after self-cal, rms=0.559938Jy sigma=6.124384 ! Inverting map ! Added new window around map position (4, -1). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.212568 Jy ! Component: 100 - total flux cleaned = 0.363367 Jy ! Total flux subtracted in 100 components = 0.363367 Jy ! Clean residual min=-0.041468 max=0.146040 Jy/beam ! Clean residual mean=-0.000227 rms=0.016291 Jy/beam ! Combined flux in latest and established models = 1.10383 Jy ! Performing phase self-cal ! Adding 33 model components to the UV plane model. ! The established model now contains 85 components and 1.10383 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Not correcting unselected IF 4. ! ! Fit before self-cal, rms=0.419051Jy sigma=4.358335 ! Fit after self-cal, rms=0.413016Jy sigma=4.291755 ! Inverting map ! Added new window around map position (-5, 6). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.142196 Jy ! Component: 100 - total flux cleaned = 0.249429 Jy ! Total flux subtracted in 100 components = 0.249429 Jy ! Clean residual min=-0.032067 max=0.067807 Jy/beam ! Clean residual mean=-0.000123 rms=0.011546 Jy/beam ! Combined flux in latest and established models = 1.35326 Jy ! Performing phase self-cal ! Adding 57 model components to the UV plane model. ! The established model now contains 133 components and 1.35326 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Not correcting unselected IF 4. ! ! Fit before self-cal, rms=0.328209Jy sigma=3.219611 ! Fit after self-cal, rms=0.327868Jy sigma=3.216024 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.085817 Jy ! Component: 100 - total flux cleaned = 0.153588 Jy ! Total flux subtracted in 100 components = 0.153588 Jy ! Clean residual min=-0.026387 max=0.057325 Jy/beam ! Clean residual mean=-0.000058 rms=0.009267 Jy/beam ! Combined flux in latest and established models = 1.50685 Jy ! Performing phase self-cal ! Adding 49 model components to the UV plane model. ! The established model now contains 161 components and 1.50685 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Not correcting unselected IF 4. ! ! Fit before self-cal, rms=0.289919Jy sigma=2.658540 ! Fit after self-cal, rms=0.289679Jy sigma=2.655442 ! 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=3.24 mas, bmaj=9.097 mas, bpa=-3.226 degrees ! Estimated noise=0.56172 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 = 0.0973595 Jy ! Component: 100 - total flux cleaned = 0.165829 Jy ! Component: 150 - total flux cleaned = 0.215583 Jy ! Component: 200 - total flux cleaned = 0.252137 Jy ! Total flux subtracted in 200 components = 0.252137 Jy ! Clean residual min=-0.030889 max=0.070282 Jy/beam ! Clean residual mean=0.000010 rms=0.010955 Jy/beam ! Combined flux in latest and established models = 1.75899 Jy ! Performing phase self-cal ! Adding 63 model components to the UV plane model. ! The established model now contains 205 components and 1.75899 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Not correcting unselected IF 4. ! ! Fit before self-cal, rms=0.259243Jy sigma=2.039587 ! Fit after self-cal, rms=0.258879Jy sigma=2.034146 ! Inverting map ! Added new window around map position (9.5, -8.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0572851 Jy ! Component: 100 - total flux cleaned = 0.0907137 Jy ! Component: 150 - total flux cleaned = 0.116867 Jy ! Component: 200 - total flux cleaned = 0.137799 Jy ! Total flux subtracted in 200 components = 0.137799 Jy ! Clean residual min=-0.026850 max=0.037936 Jy/beam ! Clean residual mean=0.000064 rms=0.008568 Jy/beam ! Combined flux in latest and established models = 1.89679 Jy ! Performing phase self-cal ! Adding 70 model components to the UV plane model. ! The established model now contains 259 components and 1.89679 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Not correcting unselected IF 4. ! ! Fit before self-cal, rms=0.243388Jy sigma=1.842104 ! Fit after self-cal, rms=0.242874Jy sigma=1.834056 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.24 x 9.097 at -3.226 degrees (North through East) ! Clean map min=-0.025965 max=0.4737 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.20 FD 0.99 HN 1.10 KP 0.97 ! LA 0.93 MK 0.88 NL 1.14 OV 1.00 ! PT 0.98 SC 1.45 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.90 FD 0.93 HN 1.48 KP 0.96 ! MK 1.24 NL 1.10 OV 0.93 PT 0.96 ! ! Telescope amplitude corrections in sub-array 3: ! FD 0.96 HN 1.04 LA 0.95 NL 1.24 ! OV 1.01 PT 0.97 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 2.14 FD 0.99 HN 1.04 KP 0.97 ! LA 0.88 MK 0.91 NL 1.16 OV 0.97 ! PT 1.00 SC 1.24 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.99 FD 0.93 HN 1.43 KP 0.97 ! MK 1.29 NL 1.28 OV 0.91 PT 0.96 ! ! Telescope amplitude corrections in sub-array 3: ! FD 0.96 HN 1.00 LA 0.97 NL 1.16 ! OV 1.02 PT 0.97 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.32 FD 0.98 HN 1.02 KP 0.98 ! LA 0.85 MK 0.90 NL 1.13 OV 0.95 ! PT 1.00 SC 1.30 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.12 FD 0.92 HN 1.33 KP 0.98 ! MK 1.28 NL 1.11 OV 0.90 PT 0.97 ! ! Telescope amplitude corrections in sub-array 3: ! FD 0.95 HN 0.97 LA 0.93 NL 1.07 ! OV 0.98 PT 0.98 ! ! ! Not correcting unselected IF 4. ! ! Fit before self-cal, rms=0.242874Jy sigma=1.834056 ! Fit after self-cal, rms=0.235756Jy sigma=1.253344 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=3.325 mas, bmaj=9.703 mas, bpa=-5.216 degrees ! Estimated noise=0.598376 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 = -0.0133316 Jy ! Component: 100 - total flux cleaned = -0.015002 Jy ! Component: 150 - total flux cleaned = -0.0168044 Jy ! Component: 200 - total flux cleaned = -0.0179186 Jy ! Total flux subtracted in 200 components = -0.0179186 Jy ! Clean residual min=-0.019522 max=0.017411 Jy/beam ! Clean residual mean=0.000151 rms=0.004329 Jy/beam ! Combined flux in latest and established models = 1.87887 Jy ! Performing phase self-cal ! Adding 33 model components to the UV plane model. ! The established model now contains 283 components and 1.87887 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Not correcting unselected IF 4. ! ! Fit before self-cal, rms=0.233022Jy sigma=1.215945 ! Fit after self-cal, rms=0.233179Jy sigma=1.214738 ! 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. ! ! Not correcting unselected IF 4. ! ! Fit before self-cal, rms=0.233179Jy sigma=1.214738 ! Fit after self-cal, rms=0.367547Jy sigma=0.936947 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.326 mas, bmaj=9.585 mas, bpa=-3.505 degrees ! Estimated noise=0.607902 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00407575 Jy ! Component: 100 - total flux cleaned = -0.0051887 Jy ! Component: 150 - total flux cleaned = -0.00549605 Jy ! Component: 200 - total flux cleaned = -0.00577327 Jy ! Total flux subtracted in 200 components = -0.00577327 Jy ! Clean residual min=-0.010033 max=0.014597 Jy/beam ! Clean residual mean=-0.000011 rms=0.002451 Jy/beam ! Combined flux in latest and established models = 1.87309 Jy selfcal ! Performing phase self-cal ! Adding 33 model components to the UV plane model. ! The established model now contains 302 components and 1.87309 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Not correcting unselected IF 4. ! ! Fit before self-cal, rms=0.366354Jy sigma=0.915175 ! Fit after self-cal, rms=0.366451Jy sigma=0.914337 flux_cutoff = imstat(rms) * dynam ! Inverting map repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! Added new window around map position (-11.5, 18.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0107708 Jy ! Component: 100 - total flux cleaned = 0.0114004 Jy ! Component: 150 - total flux cleaned = 0.0122144 Jy ! Component: 200 - total flux cleaned = 0.0126912 Jy ! Total flux subtracted in 200 components = 0.0126912 Jy ! Clean residual min=-0.008732 max=0.009034 Jy/beam ! Clean residual mean=-0.000005 rms=0.002111 Jy/beam ! Combined flux in latest and established models = 1.88579 Jy ! Performing phase self-cal ! Adding 37 model components to the UV plane model. ! The established model now contains 333 components and 1.88579 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Not correcting unselected IF 4. ! ! Fit before self-cal, rms=0.365555Jy sigma=0.895637 ! Fit after self-cal, rms=0.365462Jy sigma=0.894431 ! 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. ! ! Not correcting unselected IF 4. ! ! Fit before self-cal, rms=0.365462Jy sigma=0.894431 ! Fit after self-cal, rms=0.378247Jy sigma=0.861598 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.331 mas, bmaj=9.589 mas, bpa=-3.664 degrees ! Estimated noise=0.610272 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00149574 Jy ! Component: 100 - total flux cleaned = 0.00149651 Jy ! Component: 150 - total flux cleaned = 0.00130301 Jy ! Component: 200 - total flux cleaned = 0.00149053 Jy ! Total flux subtracted in 200 components = 0.00149053 Jy ! Clean residual min=-0.007595 max=0.007147 Jy/beam ! Clean residual mean=-0.000025 rms=0.001612 Jy/beam ! Combined flux in latest and established models = 1.88728 Jy selfcal ! Performing phase self-cal ! Adding 37 model components to the UV plane model. ! The established model now contains 347 components and 1.88728 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Not correcting unselected IF 4. ! ! Fit before self-cal, rms=0.377800Jy sigma=0.854510 ! Fit after self-cal, rms=0.377785Jy sigma=0.854176 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 = 0.000535067 Jy ! Component: 100 - total flux cleaned = 0.00071058 Jy ! Component: 150 - total flux cleaned = 0.000712131 Jy ! Component: 200 - total flux cleaned = 0.000870329 Jy ! Total flux subtracted in 200 components = 0.000870329 Jy ! Clean residual min=-0.007133 max=0.007036 Jy/beam ! Clean residual mean=-0.000025 rms=0.001555 Jy/beam ! Combined flux in latest and established models = 1.88815 Jy ! Performing phase self-cal ! Adding 32 model components to the UV plane model. ! The established model now contains 358 components and 1.88815 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Not correcting unselected IF 4. ! ! Fit before self-cal, rms=0.377525Jy sigma=0.850664 ! Fit after self-cal, rms=0.377505Jy sigma=0.850510 ! 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. ! ! Not correcting unselected IF 4. ! ! Fit before self-cal, rms=0.377505Jy sigma=0.850510 ! Fit after self-cal, rms=0.383318Jy sigma=0.850087 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=8.155 mas, bmaj=23.19 mas, bpa=2.463 degrees ! Estimated noise=0.709321 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000226115 Jy ! Component: 100 - total flux cleaned = 9.40491e-05 Jy ! Component: 150 - total flux cleaned = 0.000223472 Jy ! Component: 200 - total flux cleaned = 0.000340529 Jy ! Total flux subtracted in 200 components = 0.000340529 Jy ! Clean residual min=-0.007418 max=0.006017 Jy/beam ! Clean residual mean=-0.000046 rms=0.001619 Jy/beam ! Combined flux in latest and established models = 1.88849 Jy selfcal ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 367 components and 1.88849 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Not correcting unselected IF 4. ! ! Fit before self-cal, rms=0.383110Jy sigma=0.848729 ! Fit after self-cal, rms=0.383105Jy sigma=0.848486 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 = 0.000523695 Jy ! Component: 100 - total flux cleaned = 0.000624197 Jy ! Component: 150 - total flux cleaned = 0.000528328 Jy ! Component: 200 - total flux cleaned = 0.000528713 Jy ! Total flux subtracted in 200 components = 0.000528713 Jy ! Clean residual min=-0.007130 max=0.005966 Jy/beam ! Clean residual mean=-0.000045 rms=0.001595 Jy/beam ! Combined flux in latest and established models = 1.88902 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 377 components and 1.88902 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Not correcting unselected IF 4. ! ! Fit before self-cal, rms=0.382999Jy sigma=0.848469 ! Fit after self-cal, rms=0.382993Jy sigma=0.848376 ! 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=3.331 mas, bmaj=9.63 mas, bpa=-3.898 degrees ! Estimated noise=0.611313 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.331 x 9.63 at -3.898 degrees (North through East) ! Clean map min=-0.0076662 max=0.51354 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. ! ! Not correcting unselected IF 4. ! ! Fit before self-cal, rms=0.382993Jy sigma=0.848376 ! Fit after self-cal, rms=0.696606Jy sigma=0.779015 ! Inverting map and beam ! Estimated beam: bmin=3.307 mas, bmaj=9.724 mas, bpa=-4.828 degrees ! Estimated noise=0.60905 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000959193 Jy ! Component: 100 - total flux cleaned = -0.000828062 Jy ! Component: 150 - total flux cleaned = -0.000948926 Jy ! Component: 200 - total flux cleaned = -0.000831421 Jy ! Total flux subtracted in 200 components = -0.000831421 Jy ! Clean residual min=-0.006245 max=0.006900 Jy/beam ! Clean residual mean=-0.000026 rms=0.001403 Jy/beam ! Combined flux in latest and established models = 1.88818 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 391 components and 1.88818 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Not correcting unselected IF 4. ! ! Fit before self-cal, rms=0.696515Jy sigma=0.776986 ! Fit after self-cal, rms=0.696506Jy sigma=0.776887 ! Inverting map ! Added new window around map position (21, 59.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0044631 Jy ! Component: 100 - total flux cleaned = 0.00431221 Jy ! Component: 150 - total flux cleaned = 0.00417368 Jy ! Component: 200 - total flux cleaned = 0.00418112 Jy ! Total flux subtracted in 200 components = 0.00418112 Jy ! Clean residual min=-0.005937 max=0.005568 Jy/beam ! Clean residual mean=-0.000020 rms=0.001348 Jy/beam ! Combined flux in latest and established models = 1.89237 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 404 components and 1.89237 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Not correcting unselected IF 4. ! ! Fit before self-cal, rms=0.696460Jy sigma=0.772448 ! Fit after self-cal, rms=0.696449Jy sigma=0.772237 ! Inverting map ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Not correcting unselected IF 4. ! ! Fit before self-cal, rms=0.696449Jy sigma=0.772237 ! Fit after self-cal, rms=0.949188Jy sigma=0.771905 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=2.575 mas, bmaj=7.337 mas, bpa=-2.168 degrees ! Estimated noise=0.982776 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.515012 Jy ! Component: 100 - total flux cleaned = 0.822522 Jy ! Component: 150 - total flux cleaned = 1.03495 Jy ! Component: 200 - total flux cleaned = 1.19126 Jy ! Total flux subtracted in 200 components = 1.19126 Jy ! Clean residual min=-0.029084 max=0.089635 Jy/beam ! Clean residual mean=-0.000318 rms=0.013307 Jy/beam ! Combined flux in latest and established models = 1.19126 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 96 model components to the UV plane model. ! The established model now contains 96 components and 1.19126 Jy ! Inverting map and beam ! Estimated beam: bmin=3.298 mas, bmaj=9.687 mas, bpa=-4.74 degrees ! Estimated noise=0.606924 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 = 0.187011 Jy ! Component: 100 - total flux cleaned = 0.308784 Jy ! Component: 150 - total flux cleaned = 0.394047 Jy ! Component: 200 - total flux cleaned = 0.456078 Jy ! Total flux subtracted in 200 components = 0.456078 Jy ! Clean residual min=-0.017616 max=0.035483 Jy/beam ! Clean residual mean=-0.000128 rms=0.007720 Jy/beam ! Combined flux in latest and established models = 1.64734 Jy ! Adding 113 model components to the UV plane model. ! The established model now contains 187 components and 1.64734 Jy ! Inverting map ! Added new window around map position (4, -12.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0463124 Jy ! Component: 100 - total flux cleaned = 0.0815047 Jy ! Component: 150 - total flux cleaned = 0.108932 Jy ! Component: 200 - total flux cleaned = 0.130638 Jy ! Total flux subtracted in 200 components = 0.130638 Jy ! Clean residual min=-0.009060 max=0.017001 Jy/beam ! Clean residual mean=-0.000075 rms=0.003462 Jy/beam ! Combined flux in latest and established models = 1.77798 Jy ! Adding 87 model components to the UV plane model. ! The established model now contains 254 components and 1.77798 Jy ! Inverting map ! Added new window around map position (2, 15). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0185569 Jy ! Component: 100 - total flux cleaned = 0.0331141 Jy ! Component: 150 - total flux cleaned = 0.0451533 Jy ! Component: 200 - total flux cleaned = 0.0552292 Jy ! Total flux subtracted in 200 components = 0.0552292 Jy ! Clean residual min=-0.006868 max=0.010616 Jy/beam ! Clean residual mean=-0.000051 rms=0.002002 Jy/beam ! Combined flux in latest and established models = 1.8332 Jy ! Adding 85 model components to the UV plane model. ! The established model now contains 327 components and 1.8332 Jy ! Inverting map ! Added new window around map position (-29.5, 69.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00998523 Jy ! Component: 100 - total flux cleaned = 0.017384 Jy ! Component: 150 - total flux cleaned = 0.0237584 Jy ! Component: 200 - total flux cleaned = 0.0289031 Jy ! Total flux subtracted in 200 components = 0.0289031 Jy ! Clean residual min=-0.005983 max=0.007764 Jy/beam ! Clean residual mean=-0.000027 rms=0.001455 Jy/beam ! Combined flux in latest and established models = 1.86211 Jy ! Adding 68 model components to the UV plane model. ! The established model now contains 380 components and 1.86211 Jy ! Inverting map ! Added new window around map position (-3, -11). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00701064 Jy ! Component: 100 - total flux cleaned = 0.0117095 Jy ! Component: 150 - total flux cleaned = 0.0146424 Jy ! Component: 200 - total flux cleaned = 0.0165306 Jy ! Total flux subtracted in 200 components = 0.0165306 Jy ! Clean residual min=-0.005476 max=0.005049 Jy/beam ! Clean residual mean=-0.000017 rms=0.001244 Jy/beam ! Combined flux in latest and established models = 1.87864 Jy ! Adding 40 model components to the UV plane model. ! The established model now contains 405 components and 1.87864 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=8.144 mas, bmaj=23.16 mas, bpa=2.067 degrees ! Estimated noise=0.709901 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00496841 Jy ! Component: 100 - total flux cleaned = 0.0082217 Jy ! Component: 150 - total flux cleaned = 0.00952578 Jy ! Component: 200 - total flux cleaned = 0.0105962 Jy ! Total flux subtracted in 200 components = 0.0105962 Jy ! Clean residual min=-0.005752 max=0.004682 Jy/beam ! Clean residual mean=-0.000022 rms=0.001386 Jy/beam ! Combined flux in latest and established models = 1.88923 Jy flux_cutoff = imstat(rms) * dynam repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam keep new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0008791 Jy ! Component: 100 - total flux cleaned = 0.00168563 Jy ! Component: 150 - total flux cleaned = 0.00202042 Jy ! Component: 200 - total flux cleaned = 0.00217795 Jy ! Total flux subtracted in 200 components = 0.00217795 Jy ! Clean residual min=-0.005439 max=0.004429 Jy/beam ! Clean residual mean=-0.000022 rms=0.001351 Jy/beam ! Combined flux in latest and established models = 1.89141 Jy ! Adding 58 model components to the UV plane model. ! The established model now contains 455 components and 1.89141 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=3.298 mas, bmaj=9.687 mas, bpa=-4.74 degrees ! Estimated noise=0.606924 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00053706 Jy ! Component: 100 - total flux cleaned = -0.000538437 Jy ! Component: 150 - total flux cleaned = -0.000540673 Jy ! Component: 200 - total flux cleaned = -0.000540222 Jy ! Total flux subtracted in 200 components = -0.000540222 Jy ! Clean residual min=-0.004900 max=0.004335 Jy/beam ! Clean residual mean=-0.000012 rms=0.001126 Jy/beam ! Combined flux in latest and established models = 1.89087 Jy selfcal ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 478 components and 1.89087 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Not correcting unselected IF 4. ! ! Fit before self-cal, rms=0.948621Jy sigma=0.755131 ! Fit after self-cal, rms=0.948510Jy sigma=0.753306 wmodel J0900-2808_S_map.mod ! Writing 478 model components to file: J0900-2808_S_map.mod wobs J0900-2808_S_uvs.fits ! Writing UV FITS file: J0900-2808_S_uvs.fits wwins J0900-2808_S_map.win ! wwins: Wrote 10 windows to J0900-2808_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 = -0.000818966 Jy ! Component: 100 - total flux cleaned = 7.35092e-05 Jy ! Component: 150 - total flux cleaned = 0.00105759 Jy ! Component: 200 - total flux cleaned = 0.00173299 Jy ! Component: 250 - total flux cleaned = 0.00251873 Jy ! Component: 300 - total flux cleaned = 0.00315666 Jy ! Component: 350 - total flux cleaned = 0.003903 Jy ! Component: 400 - total flux cleaned = 0.00457151 Jy ! Component: 450 - total flux cleaned = 0.00516787 Jy ! Component: 500 - total flux cleaned = 0.00563689 Jy ! Component: 550 - total flux cleaned = 0.00632903 Jy ! Component: 600 - total flux cleaned = 0.00678386 Jy ! Component: 650 - total flux cleaned = 0.00740016 Jy ! Component: 700 - total flux cleaned = 0.00778826 Jy ! Component: 750 - total flux cleaned = 0.0081722 Jy ! Component: 800 - total flux cleaned = 0.00860484 Jy ! Component: 850 - total flux cleaned = 0.00887124 Jy ! Component: 900 - total flux cleaned = 0.00892429 Jy ! Component: 950 - total flux cleaned = 0.00929089 Jy ! Component: 1000 - total flux cleaned = 0.00954893 Jy ! Component: 1050 - total flux cleaned = 0.00965167 Jy ! Component: 1100 - total flux cleaned = 0.00995626 Jy ! Component: 1150 - total flux cleaned = 0.0104074 Jy ! Component: 1200 - total flux cleaned = 0.0106556 Jy ! Component: 1250 - total flux cleaned = 0.010754 Jy ! Component: 1300 - total flux cleaned = 0.0110472 Jy ! Component: 1350 - total flux cleaned = 0.0113372 Jy ! Component: 1400 - total flux cleaned = 0.0115765 Jy ! Component: 1450 - total flux cleaned = 0.0118611 Jy ! Component: 1500 - total flux cleaned = 0.012002 Jy ! Component: 1550 - total flux cleaned = 0.0123291 Jy ! Component: 1600 - total flux cleaned = 0.0124673 Jy ! Component: 1650 - total flux cleaned = 0.0126969 Jy ! Component: 1700 - total flux cleaned = 0.012879 Jy ! Component: 1750 - total flux cleaned = 0.0131503 Jy ! Component: 1800 - total flux cleaned = 0.0133299 Jy ! Component: 1850 - total flux cleaned = 0.0136409 Jy ! Component: 1900 - total flux cleaned = 0.0138171 Jy ! Component: 1950 - total flux cleaned = 0.0139929 Jy ! Component: 2000 - total flux cleaned = 0.0142542 Jy ! Component: 2050 - total flux cleaned = 0.0142538 Jy ! Component: 2100 - total flux cleaned = 0.0143398 Jy ! Component: 2150 - total flux cleaned = 0.0144253 Jy ! Component: 2200 - total flux cleaned = 0.0146375 Jy ! Component: 2250 - total flux cleaned = 0.0148054 Jy ! Component: 2300 - total flux cleaned = 0.0148055 Jy ! Component: 2350 - total flux cleaned = 0.0149719 Jy ! Component: 2400 - total flux cleaned = 0.0151371 Jy ! Component: 2450 - total flux cleaned = 0.0151785 Jy ! Component: 2500 - total flux cleaned = 0.0155045 Jy ! Component: 2550 - total flux cleaned = 0.015666 Jy ! Component: 2600 - total flux cleaned = 0.0158265 Jy ! Component: 2650 - total flux cleaned = 0.0160257 Jy ! Component: 2700 - total flux cleaned = 0.0160654 Jy ! Component: 2750 - total flux cleaned = 0.0162233 Jy ! Component: 2800 - total flux cleaned = 0.0164975 Jy ! Component: 2850 - total flux cleaned = 0.0167702 Jy ! Component: 2900 - total flux cleaned = 0.0167698 Jy ! Component: 2950 - total flux cleaned = 0.0169623 Jy ! Component: 3000 - total flux cleaned = 0.0171535 Jy ! Component: 3050 - total flux cleaned = 0.0171919 Jy ! Component: 3100 - total flux cleaned = 0.0174571 Jy ! Component: 3150 - total flux cleaned = 0.0177208 Jy ! Component: 3200 - total flux cleaned = 0.0178331 Jy ! Component: 3250 - total flux cleaned = 0.0179817 Jy ! Component: 3300 - total flux cleaned = 0.0180927 Jy ! Component: 3350 - total flux cleaned = 0.0182403 Jy ! Component: 3400 - total flux cleaned = 0.0183503 Jy ! Component: 3450 - total flux cleaned = 0.0186417 Jy ! Component: 3500 - total flux cleaned = 0.0187864 Jy ! Component: 3550 - total flux cleaned = 0.018822 Jy ! Component: 3600 - total flux cleaned = 0.0189656 Jy ! Component: 3650 - total flux cleaned = 0.0192156 Jy ! Component: 3700 - total flux cleaned = 0.0192509 Jy ! Component: 3750 - total flux cleaned = 0.0194271 Jy ! Component: 3800 - total flux cleaned = 0.0196378 Jy ! Component: 3850 - total flux cleaned = 0.0200563 Jy ! Component: 3900 - total flux cleaned = 0.0199867 Jy ! Component: 3950 - total flux cleaned = 0.0200559 Jy ! Component: 4000 - total flux cleaned = 0.0203997 Jy ! Component: 4050 - total flux cleaned = 0.0206044 Jy ! Total flux subtracted in 4096 components = 0.0206388 Jy ! Clean residual min=-0.002020 max=0.001833 Jy/beam ! Clean residual mean=0.000001 rms=0.000667 Jy/beam ! Combined flux in latest and established models = 1.91151 Jy keep ! Adding 285 model components to the UV plane model. ! The established model now contains 763 components and 1.91151 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap J0900-2808_S_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.298 x 9.687 at -4.74 degrees (North through East) ! Clean map min=-0.0040985 max=0.58688 Jy/beam ! Writing clean map to FITS file: J0900-2808_S_map.fits wmodel J0900-2808_S_map.mod ! Writing 763 model components to file: J0900-2808_S_map.mod wobs J0900-2808_S_uvs.fits ! Writing UV FITS file: J0900-2808_S_uvs.fits wwins J0900-2808_S_map.win ! wwins: Wrote 11 windows to J0900-2808_S_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.586878 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000667426 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.341174 0.341174 0.682349 1.3647 2.7294 5.45879 10.9176 21.8352 43.6703 87.3407 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.002 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.586 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 879.315 quit ! Quitting program ! Log file J0900-2808_S_dfm.log closed on Fri Feb 15 19:49:05 2019