! Started logfile: /vlbi/uf001/uva//J0731-2341_S_dfm.log on Sun Jan 13 23:29:29 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//J0731-2341_S_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J0731-2341_S_uva.fits ! AN table 1: 38 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.868421 visibilities/baseline/integration-bin. ! Found source: J0731-2341 ! ! 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 4455 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 J0731-2341_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 52 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 52 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 52 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.273863Jy sigma=18.327610 ! Fit after self-cal, rms=0.402467Jy sigma=6.495519 ! clrmod: Cleared the established, tentative and continuum models. ! Redundant starting model cleared. uvw 2,-1 ! Uniform weighting binwidth: 2 (pixels). ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=2.694 mas, bmaj=8.015 mas, bpa=3.337 degrees ! Estimated noise=0.961159 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 = 0.501029 Jy ! Component: 100 - total flux cleaned = 0.694821 Jy ! Total flux subtracted in 100 components = 0.694821 Jy ! Clean residual min=-0.034468 max=0.090493 Jy/beam ! Clean residual mean=-0.000313 rms=0.011928 Jy/beam ! Combined flux in latest and established models = 0.694821 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 11 components and 0.694821 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.226567Jy sigma=3.018342 ! Fit after self-cal, rms=0.226422Jy sigma=3.016846 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.100352 Jy ! Component: 100 - total flux cleaned = 0.155165 Jy ! Total flux subtracted in 100 components = 0.155165 Jy ! Clean residual min=-0.024874 max=0.047976 Jy/beam ! Clean residual mean=-0.000115 rms=0.007583 Jy/beam ! Combined flux in latest and established models = 0.849986 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 26 components and 0.849986 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.157622Jy sigma=2.084450 ! Fit after self-cal, rms=0.157576Jy sigma=2.083891 ! Inverting map ! Added new window around map position (-6, 0.5). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0464212 Jy ! Component: 100 - total flux cleaned = 0.074755 Jy ! Total flux subtracted in 100 components = 0.074755 Jy ! Clean residual min=-0.021195 max=0.031516 Jy/beam ! Clean residual mean=-0.000034 rms=0.006236 Jy/beam ! Combined flux in latest and established models = 0.924741 Jy ! Performing phase self-cal ! Adding 32 model components to the UV plane model. ! The established model now contains 53 components and 0.924741 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.135848Jy sigma=1.796846 ! Fit after self-cal, rms=0.134481Jy sigma=1.774241 ! 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=3.083 mas, bmaj=8.779 mas, bpa=2.854 degrees ! Estimated noise=0.761371 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 = 0.033789 Jy ! Component: 100 - total flux cleaned = 0.0550657 Jy ! Component: 150 - total flux cleaned = 0.0697469 Jy ! Component: 200 - total flux cleaned = 0.0801177 Jy ! Total flux subtracted in 200 components = 0.0801177 Jy ! Clean residual min=-0.018852 max=0.027138 Jy/beam ! Clean residual mean=0.000079 rms=0.006480 Jy/beam ! Combined flux in latest and established models = 1.00486 Jy ! Performing phase self-cal ! Adding 43 model components to the UV plane model. ! The established model now contains 83 components and 1.00486 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.122613Jy sigma=1.632225 ! Fit after self-cal, rms=0.122064Jy sigma=1.621537 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.083 x 8.779 at 2.854 degrees (North through East) ! Clean map min=-0.019352 max=0.64742 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 0.94 HN 1.11 KP 1.04 ! LA 0.92 MK 1.03 NL 1.05 OV 0.98 ! PT 1.00 SC 1.01 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 0.94 HN 1.11 KP 1.03 ! LA 0.93 MK 1.01 NL 1.08 OV 0.98 ! PT 0.99 SC 0.98 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 0.95 HN 1.11 KP 1.04 ! LA 0.91 MK 1.02 NL 1.07 OV 0.98 ! PT 1.01 SC 0.98 ! ! ! Fit before self-cal, rms=0.122064Jy sigma=1.621537 ! Fit after self-cal, rms=0.107563Jy sigma=1.439123 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=3.1 mas, bmaj=8.808 mas, bpa=3.368 degrees ! Estimated noise=0.766223 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 (-16.5, 4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0255229 Jy ! Component: 100 - total flux cleaned = 0.0385977 Jy ! Component: 150 - total flux cleaned = 0.0436882 Jy ! Component: 200 - total flux cleaned = 0.0473334 Jy ! Total flux subtracted in 200 components = 0.0473334 Jy ! Clean residual min=-0.012141 max=0.021061 Jy/beam ! Clean residual mean=0.000125 rms=0.004259 Jy/beam ! Combined flux in latest and established models = 1.05219 Jy ! Performing phase self-cal ! Adding 54 model components to the UV plane model. ! The established model now contains 137 components and 1.05219 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.099836Jy sigma=1.340520 ! Fit after self-cal, rms=0.099404Jy sigma=1.331767 ! 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=0.099404Jy sigma=1.331767 ! Fit after self-cal, rms=0.094877Jy sigma=1.267706 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.108 mas, bmaj=8.798 mas, bpa=3.516 degrees ! Estimated noise=0.764787 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00766429 Jy ! Component: 100 - total flux cleaned = 0.00996167 Jy ! Component: 150 - total flux cleaned = 0.0119804 Jy ! Component: 200 - total flux cleaned = 0.0129395 Jy ! Total flux subtracted in 200 components = 0.0129395 Jy ! Clean residual min=-0.011700 max=0.019854 Jy/beam ! Clean residual mean=0.000086 rms=0.003546 Jy/beam ! Combined flux in latest and established models = 1.06513 Jy selfcal ! Performing phase self-cal ! Adding 34 model components to the UV plane model. ! The established model now contains 161 components and 1.06513 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.092837Jy sigma=1.244071 ! Fit after self-cal, rms=0.092782Jy sigma=1.242331 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 (-49, -3.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0203865 Jy ! Component: 100 - total flux cleaned = 0.0329468 Jy ! Component: 150 - total flux cleaned = 0.0413989 Jy ! Component: 200 - total flux cleaned = 0.0478755 Jy ! Total flux subtracted in 200 components = 0.0478755 Jy ! Clean residual min=-0.009289 max=0.011455 Jy/beam ! Clean residual mean=0.000051 rms=0.002613 Jy/beam ! Combined flux in latest and established models = 1.11301 Jy ! Performing phase self-cal ! Adding 78 model components to the UV plane model. ! The established model now contains 235 components and 1.11301 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.087055Jy sigma=1.166669 ! Fit after self-cal, rms=0.086716Jy sigma=1.164206 ! Inverting map ! Added new window around map position (-24.5, -1.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0115026 Jy ! Component: 100 - total flux cleaned = 0.0176189 Jy ! Component: 150 - total flux cleaned = 0.0218089 Jy ! Component: 200 - total flux cleaned = 0.0251646 Jy ! Total flux subtracted in 200 components = 0.0251646 Jy ! Clean residual min=-0.008528 max=0.009655 Jy/beam ! Clean residual mean=0.000047 rms=0.002263 Jy/beam ! Combined flux in latest and established models = 1.13817 Jy ! Performing phase self-cal ! Adding 57 model components to the UV plane model. ! The established model now contains 284 components and 1.13817 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.084509Jy sigma=1.137526 ! Fit after self-cal, rms=0.084365Jy sigma=1.136362 ! Inverting map ! Added new window around map position (-34, 1). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0105246 Jy ! Component: 100 - total flux cleaned = 0.0168403 Jy ! Component: 150 - total flux cleaned = 0.0217762 Jy ! Component: 200 - total flux cleaned = 0.0260733 Jy ! Total flux subtracted in 200 components = 0.0260733 Jy ! Clean residual min=-0.008104 max=0.006709 Jy/beam ! Clean residual mean=0.000043 rms=0.001924 Jy/beam ! Combined flux in latest and established models = 1.16424 Jy ! Performing phase self-cal ! Adding 79 model components to the UV plane model. ! The established model now contains 349 components and 1.16424 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.082522Jy sigma=1.114589 ! Fit after self-cal, rms=0.082411Jy sigma=1.113636 ! 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=0.082411Jy sigma=1.113636 ! Fit after self-cal, rms=0.081632Jy sigma=1.104372 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.112 mas, bmaj=8.812 mas, bpa=3.557 degrees ! Estimated noise=0.763028 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00280348 Jy ! Component: 100 - total flux cleaned = 0.00626913 Jy ! Component: 150 - total flux cleaned = 0.00935749 Jy ! Component: 200 - total flux cleaned = 0.0117549 Jy ! Total flux subtracted in 200 components = 0.0117549 Jy ! Clean residual min=-0.006901 max=0.005978 Jy/beam ! Clean residual mean=0.000046 rms=0.001613 Jy/beam ! Combined flux in latest and established models = 1.176 Jy selfcal ! Performing phase self-cal ! Adding 56 model components to the UV plane model. ! The established model now contains 391 components and 1.176 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.080749Jy sigma=1.093847 ! Fit after self-cal, rms=0.080649Jy sigma=1.093104 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 = 0.001535 Jy ! Component: 100 - total flux cleaned = 0.00275641 Jy ! Component: 150 - total flux cleaned = 0.00376466 Jy ! Component: 200 - total flux cleaned = 0.0044938 Jy ! Total flux subtracted in 200 components = 0.0044938 Jy ! Clean residual min=-0.006680 max=0.005627 Jy/beam ! Clean residual mean=0.000041 rms=0.001528 Jy/beam ! Combined flux in latest and established models = 1.18049 Jy ! Performing phase self-cal ! Adding 55 model components to the UV plane model. ! The established model now contains 413 components and 1.18049 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.080270Jy sigma=1.089164 ! Fit after self-cal, rms=0.080235Jy sigma=1.089006 ! 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=0.080235Jy sigma=1.089006 ! Fit after self-cal, rms=0.080163Jy sigma=1.086782 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=7.388 mas, bmaj=17.35 mas, bpa=4.029 degrees ! Estimated noise=1.02483 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00520133 Jy ! Component: 100 - total flux cleaned = 0.00797454 Jy ! Component: 150 - total flux cleaned = 0.008588 Jy ! Component: 200 - total flux cleaned = 0.00910451 Jy ! Total flux subtracted in 200 components = 0.00910451 Jy ! Clean residual min=-0.009439 max=0.008277 Jy/beam ! Clean residual mean=0.000079 rms=0.002307 Jy/beam ! Combined flux in latest and established models = 1.1896 Jy selfcal ! Performing phase self-cal ! Adding 49 model components to the UV plane model. ! The established model now contains 445 components and 1.1896 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.079777Jy sigma=1.083559 ! Fit after self-cal, rms=0.079713Jy sigma=1.083053 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 = 0.00103665 Jy ! Component: 100 - total flux cleaned = 0.0014778 Jy ! Component: 150 - total flux cleaned = 0.00198481 Jy ! Component: 200 - total flux cleaned = 0.00244836 Jy ! Total flux subtracted in 200 components = 0.00244836 Jy ! Clean residual min=-0.009245 max=0.007786 Jy/beam ! Clean residual mean=0.000074 rms=0.002209 Jy/beam ! Combined flux in latest and established models = 1.19205 Jy ! Performing phase self-cal ! Adding 39 model components to the UV plane model. ! The established model now contains 460 components and 1.19205 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.079587Jy sigma=1.082451 ! Fit after self-cal, rms=0.079566Jy sigma=1.082231 ! 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=3.116 mas, bmaj=8.823 mas, bpa=3.551 degrees ! Estimated noise=0.762919 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.116 x 8.823 at 3.551 degrees (North through East) ! Clean map min=-0.0056416 max=0.6516 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=0.079566Jy sigma=1.082231 ! Fit after self-cal, rms=0.075373Jy sigma=1.010662 ! Inverting map and beam ! Estimated beam: bmin=3.117 mas, bmaj=8.829 mas, bpa=3.572 degrees ! Estimated noise=0.763094 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000156392 Jy ! Component: 100 - total flux cleaned = 0.000461202 Jy ! Component: 150 - total flux cleaned = 0.000819554 Jy ! Component: 200 - total flux cleaned = 0.000906168 Jy ! Total flux subtracted in 200 components = 0.000906168 Jy ! Clean residual min=-0.005310 max=0.005045 Jy/beam ! Clean residual mean=0.000038 rms=0.001302 Jy/beam ! Combined flux in latest and established models = 1.19295 Jy ! Performing phase self-cal ! Adding 33 model components to the UV plane model. ! The established model now contains 485 components and 1.19295 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.075095Jy sigma=1.007015 ! Fit after self-cal, rms=0.075057Jy sigma=1.006799 ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000209296 Jy ! Component: 100 - total flux cleaned = -0.000136117 Jy ! Component: 150 - total flux cleaned = -0.000409303 Jy ! Component: 200 - total flux cleaned = -0.000474406 Jy ! Total flux subtracted in 200 components = -0.000474406 Jy ! Clean residual min=-0.005383 max=0.004941 Jy/beam ! Clean residual mean=0.000036 rms=0.001270 Jy/beam ! Combined flux in latest and established models = 1.19248 Jy ! Performing phase self-cal ! Adding 42 model components to the UV plane model. ! The established model now contains 500 components and 1.19248 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.074921Jy sigma=1.005140 ! Fit after self-cal, rms=0.074911Jy sigma=1.005096 ! Inverting map ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.074911Jy sigma=1.005096 ! Fit after self-cal, rms=0.074955Jy sigma=1.004454 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=2.722 mas, bmaj=8.06 mas, bpa=4.21 degrees ! Estimated noise=0.964235 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.502357 Jy ! Component: 100 - total flux cleaned = 0.692633 Jy ! Component: 150 - total flux cleaned = 0.790353 Jy ! Component: 200 - total flux cleaned = 0.845783 Jy ! Total flux subtracted in 200 components = 0.845783 Jy ! Clean residual min=-0.017367 max=0.030703 Jy/beam ! Clean residual mean=-0.000099 rms=0.005867 Jy/beam ! Combined flux in latest and established models = 0.845783 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 30 model components to the UV plane model. ! The established model now contains 30 components and 0.845783 Jy ! Inverting map and beam ! Estimated beam: bmin=3.12 mas, bmaj=8.838 mas, bpa=3.579 degrees ! Estimated noise=0.763162 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) ! Added new window around map position (-3, 2.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0470302 Jy ! Component: 100 - total flux cleaned = 0.080779 Jy ! Component: 150 - total flux cleaned = 0.107968 Jy ! Component: 200 - total flux cleaned = 0.131177 Jy ! Total flux subtracted in 200 components = 0.131177 Jy ! Clean residual min=-0.011134 max=0.015821 Jy/beam ! Clean residual mean=-0.000018 rms=0.004343 Jy/beam ! Combined flux in latest and established models = 0.97696 Jy ! Adding 104 model components to the UV plane model. ! The established model now contains 130 components and 0.97696 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=7.404 mas, bmaj=17.39 mas, bpa=4.022 degrees ! Estimated noise=1.02289 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0386286 Jy ! Component: 100 - total flux cleaned = 0.0684519 Jy ! Component: 150 - total flux cleaned = 0.0927454 Jy ! Component: 200 - total flux cleaned = 0.112706 Jy ! Total flux subtracted in 200 components = 0.112706 Jy ! Clean residual min=-0.013582 max=0.013418 Jy/beam ! Clean residual mean=0.000024 rms=0.004390 Jy/beam ! Combined flux in latest and established models = 1.08967 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 = 0.0164579 Jy ! Component: 100 - total flux cleaned = 0.0300538 Jy ! Component: 150 - total flux cleaned = 0.041314 Jy ! Component: 200 - total flux cleaned = 0.0506802 Jy ! Total flux subtracted in 200 components = 0.0506802 Jy ! Clean residual min=-0.011009 max=0.008705 Jy/beam ! Clean residual mean=0.000040 rms=0.002772 Jy/beam ! Combined flux in latest and established models = 1.14035 Jy ! Adding 147 model components to the UV plane model. ! The established model now contains 251 components and 1.14035 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=3.12 mas, bmaj=8.838 mas, bpa=3.579 degrees ! Estimated noise=0.763162 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00784971 Jy ! Component: 100 - total flux cleaned = 0.0140408 Jy ! Component: 150 - total flux cleaned = 0.0192691 Jy ! Component: 200 - total flux cleaned = 0.0230832 Jy ! Total flux subtracted in 200 components = 0.0230832 Jy ! Clean residual min=-0.007213 max=0.006392 Jy/beam ! Clean residual mean=0.000024 rms=0.001484 Jy/beam ! Combined flux in latest and established models = 1.16343 Jy selfcal ! Performing phase self-cal ! Adding 36 model components to the UV plane model. ! The established model now contains 286 components and 1.16343 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.075941Jy sigma=1.022281 ! Fit after self-cal, rms=0.075822Jy sigma=1.019876 wmodel J0731-2341_S_map.mod ! Writing 286 model components to file: J0731-2341_S_map.mod wobs J0731-2341_S_uvs.fits ! Writing UV FITS file: J0731-2341_S_uvs.fits wwins J0731-2341_S_map.win ! wwins: Wrote 7 windows to J0731-2341_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 = 0.000811542 Jy ! Component: 100 - total flux cleaned = 0.000820413 Jy ! Component: 150 - total flux cleaned = 0.000346954 Jy ! Component: 200 - total flux cleaned = -9.89996e-05 Jy ! Component: 250 - total flux cleaned = -0.000352615 Jy ! Component: 300 - total flux cleaned = -0.000840875 Jy ! Component: 350 - total flux cleaned = -0.00122908 Jy ! Component: 400 - total flux cleaned = -0.00159773 Jy ! Component: 450 - total flux cleaned = -0.00166791 Jy ! Component: 500 - total flux cleaned = -0.0018033 Jy ! Component: 550 - total flux cleaned = -0.00200062 Jy ! Component: 600 - total flux cleaned = -0.00231977 Jy ! Component: 650 - total flux cleaned = -0.0025067 Jy ! Component: 700 - total flux cleaned = -0.00268862 Jy ! Component: 750 - total flux cleaned = -0.00292471 Jy ! Component: 800 - total flux cleaned = -0.0029227 Jy ! Component: 850 - total flux cleaned = -0.00275572 Jy ! Component: 900 - total flux cleaned = -0.00275613 Jy ! Component: 950 - total flux cleaned = -0.00259803 Jy ! Component: 1000 - total flux cleaned = -0.00260006 Jy ! Component: 1050 - total flux cleaned = -0.0024486 Jy ! Component: 1100 - total flux cleaned = -0.00254827 Jy ! Component: 1150 - total flux cleaned = -0.00254706 Jy ! Component: 1200 - total flux cleaned = -0.00235563 Jy ! Component: 1250 - total flux cleaned = -0.00221577 Jy ! Component: 1300 - total flux cleaned = -0.00221701 Jy ! Component: 1350 - total flux cleaned = -0.00212751 Jy ! Component: 1400 - total flux cleaned = -0.00203896 Jy ! Component: 1450 - total flux cleaned = -0.00199515 Jy ! Component: 1500 - total flux cleaned = -0.00190917 Jy ! Component: 1550 - total flux cleaned = -0.00169842 Jy ! Component: 1600 - total flux cleaned = -0.00169788 Jy ! Component: 1650 - total flux cleaned = -0.00141251 Jy ! Component: 1700 - total flux cleaned = -0.00121319 Jy ! Component: 1750 - total flux cleaned = -0.00101676 Jy ! Component: 1800 - total flux cleaned = -0.000862156 Jy ! Component: 1850 - total flux cleaned = -0.000824273 Jy ! Component: 1900 - total flux cleaned = -0.000674024 Jy ! Component: 1950 - total flux cleaned = -0.000526278 Jy ! Component: 2000 - total flux cleaned = -0.000525963 Jy ! Component: 2050 - total flux cleaned = -0.000418367 Jy ! Component: 2100 - total flux cleaned = -0.000418779 Jy ! Component: 2150 - total flux cleaned = -0.000418503 Jy ! Component: 2200 - total flux cleaned = -0.00034968 Jy ! Component: 2250 - total flux cleaned = -0.000247061 Jy ! Component: 2300 - total flux cleaned = -0.00017976 Jy ! Component: 2350 - total flux cleaned = -8.07316e-05 Jy ! Component: 2400 - total flux cleaned = -0.00014576 Jy ! Component: 2450 - total flux cleaned = -0.000113592 Jy ! Component: 2500 - total flux cleaned = -8.09559e-05 Jy ! Component: 2550 - total flux cleaned = -1.82647e-05 Jy ! Component: 2600 - total flux cleaned = 0.000105206 Jy ! Component: 2650 - total flux cleaned = 4.3212e-05 Jy ! Component: 2700 - total flux cleaned = 0.000103828 Jy ! Component: 2750 - total flux cleaned = 7.35565e-05 Jy ! Component: 2800 - total flux cleaned = 0.000132234 Jy ! Component: 2850 - total flux cleaned = -4.35431e-05 Jy ! Component: 2900 - total flux cleaned = -4.37445e-05 Jy ! Component: 2950 - total flux cleaned = -0.000128802 Jy ! Component: 3000 - total flux cleaned = -0.000156676 Jy ! Component: 3050 - total flux cleaned = -0.000184647 Jy ! Component: 3100 - total flux cleaned = -0.000239627 Jy ! Component: 3150 - total flux cleaned = -0.000211995 Jy ! Component: 3200 - total flux cleaned = -0.000212006 Jy ! Component: 3250 - total flux cleaned = -0.000212439 Jy ! Component: 3300 - total flux cleaned = -0.000186084 Jy ! Component: 3350 - total flux cleaned = -0.000160445 Jy ! Component: 3400 - total flux cleaned = -0.000134509 Jy ! Component: 3450 - total flux cleaned = -0.000160002 Jy ! Component: 3500 - total flux cleaned = -0.000109286 Jy ! Component: 3550 - total flux cleaned = 6.56642e-05 Jy ! Component: 3600 - total flux cleaned = -3.37123e-05 Jy ! Component: 3650 - total flux cleaned = 8.90343e-05 Jy ! Component: 3700 - total flux cleaned = 8.94099e-05 Jy ! Component: 3750 - total flux cleaned = 0.000354147 Jy ! Component: 3800 - total flux cleaned = 0.000329609 Jy ! Component: 3850 - total flux cleaned = 0.000376867 Jy ! Component: 3900 - total flux cleaned = 0.000446903 Jy ! Component: 3950 - total flux cleaned = 0.00051668 Jy ! Component: 4000 - total flux cleaned = 0.000562845 Jy ! Component: 4050 - total flux cleaned = 0.000676787 Jy ! Total flux subtracted in 4096 components = 0.000676682 Jy ! Clean residual min=-0.001316 max=0.001397 Jy/beam ! Clean residual mean=0.000004 rms=0.000459 Jy/beam ! Combined flux in latest and established models = 1.16411 Jy keep ! Adding 335 model components to the UV plane model. ! The established model now contains 620 components and 1.16411 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J0731-2341_S_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.12 x 8.838 at 3.579 degrees (North through East) ! Clean map min=-0.0041186 max=0.66241 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J0731-2341_S_map.fits wmodel /vlbi/uf001/uva//J0731-2341_S_map.mod ! Writing 620 model components to file: /vlbi/uf001/uva//J0731-2341_S_map.mod wobs /vlbi/uf001/uva//J0731-2341_S_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J0731-2341_S_uvs.fits wwins /vlbi/uf001/uva//J0731-2341_S_map.win ! wwins: Wrote 8 windows to /vlbi/uf001/uva//J0731-2341_S_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.66241 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000447076 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.202477 0.202477 0.404954 0.809908 1.61982 3.23963 6.47926 12.9585 25.917 51.8341 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0013 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.662 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 1481.65 quit ! Quitting program ! Log file /vlbi/uf001/uva//J0731-2341_S_dfm.log closed on Sun Jan 13 23:29:34 2019