! Started logfile: /vlbi/uf001/uva//J0354+6621_S_dfm.log on Sun Jan 13 21:57:07 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//J0354+6621_S_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J0354+6621_S_uva.fits ! AN table 1: 76 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.970468 visibilities/baseline/integration-bin. ! Found source: J0354+6621 ! ! 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 9957 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 J0354+6621_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 12 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 12 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 12 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.008405Jy sigma=23.368653 ! Fit after self-cal, rms=0.898527Jy sigma=20.857733 ! 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=3.208 mas, bmaj=3.917 mas, bpa=2.899 degrees ! Estimated noise=0.462449 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 = 0.0749877 Jy ! Component: 100 - total flux cleaned = 0.0989756 Jy ! Total flux subtracted in 100 components = 0.0989756 Jy ! Clean residual min=-0.004078 max=0.011151 Jy/beam ! Clean residual mean=-0.000020 rms=0.001147 Jy/beam ! Combined flux in latest and established models = 0.0989756 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 9 components and 0.0989756 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.080961Jy sigma=1.443407 ! Fit after self-cal, rms=0.080844Jy sigma=1.440147 ! Inverting map ! Added new window around map position (4.5, 3). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0124344 Jy ! Component: 100 - total flux cleaned = 0.0192197 Jy ! Total flux subtracted in 100 components = 0.0192197 Jy ! Clean residual min=-0.003352 max=0.003653 Jy/beam ! Clean residual mean=-0.000010 rms=0.000872 Jy/beam ! Combined flux in latest and established models = 0.118195 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 22 components and 0.118195 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.078034Jy sigma=1.369010 ! Fit after self-cal, rms=0.077915Jy sigma=1.366027 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00522647 Jy ! Component: 100 - total flux cleaned = 0.008625 Jy ! Total flux subtracted in 100 components = 0.008625 Jy ! Clean residual min=-0.003229 max=0.002941 Jy/beam ! Clean residual mean=-0.000005 rms=0.000794 Jy/beam ! Combined flux in latest and established models = 0.12682 Jy ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 48 components and 0.12682 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.077274Jy sigma=1.351363 ! Fit after self-cal, rms=0.077231Jy sigma=1.350546 ! 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=3.793 mas, bmaj=4.706 mas, bpa=2.038 degrees ! Estimated noise=0.315625 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 = 0.00440574 Jy ! Component: 100 - total flux cleaned = 0.00685243 Jy ! Component: 150 - total flux cleaned = 0.00841321 Jy ! Component: 200 - total flux cleaned = 0.0094453 Jy ! Total flux subtracted in 200 components = 0.0094453 Jy ! Clean residual min=-0.002946 max=0.002999 Jy/beam ! Clean residual mean=-0.000000 rms=0.000684 Jy/beam ! Combined flux in latest and established models = 0.136266 Jy ! Performing phase self-cal ! Adding 37 model components to the UV plane model. ! The established model now contains 73 components and 0.136266 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.076861Jy sigma=1.344453 ! Fit after self-cal, rms=0.076836Jy sigma=1.343934 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.793 x 4.706 at 2.038 degrees (North through East) ! Clean map min=-0.0027851 max=0.097374 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 1.01 HN 1.05 KP 1.03 ! LA 0.96 MK 1.05 NL 1.06 OV 1.04 ! PT 1.01 SC 1.03 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.77 FD 1.00 HN 1.04 KP 1.03 ! LA 0.99 MK 1.02 NL 1.07 OV 0.96 ! PT 1.01 SC 1.01 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.91 FD 1.02 HN 1.00 KP 1.02 ! LA 0.99 MK 1.00 NL 1.06 OV 1.05 ! PT 1.01 SC 1.03 ! ! ! Fit before self-cal, rms=0.076836Jy sigma=1.343934 ! Fit after self-cal, rms=0.075435Jy sigma=1.325678 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=3.823 mas, bmaj=4.73 mas, bpa=2.781 degrees ! Estimated noise=0.318197 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 = 0.000811062 Jy ! Component: 100 - total flux cleaned = 0.00107181 Jy ! Component: 150 - total flux cleaned = 0.00131018 Jy ! Component: 200 - total flux cleaned = 0.00146455 Jy ! Total flux subtracted in 200 components = 0.00146455 Jy ! Clean residual min=-0.002090 max=0.002736 Jy/beam ! Clean residual mean=-0.000001 rms=0.000550 Jy/beam ! Combined flux in latest and established models = 0.13773 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 85 components and 0.13773 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.075395Jy sigma=1.325195 ! Fit after self-cal, rms=0.075384Jy sigma=1.324821 ! Inverting map ! Added new window around map position (32.5, 26.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00269569 Jy ! Component: 100 - total flux cleaned = 0.00409622 Jy ! Component: 150 - total flux cleaned = 0.00482292 Jy ! Component: 200 - total flux cleaned = 0.00527635 Jy ! Total flux subtracted in 200 components = 0.00527635 Jy ! Clean residual min=-0.002014 max=0.002343 Jy/beam ! Clean residual mean=-0.000002 rms=0.000516 Jy/beam ! Combined flux in latest and established models = 0.143007 Jy ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 115 components and 0.143007 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.075270Jy sigma=1.322054 ! Fit after self-cal, rms=0.075263Jy sigma=1.321842 ! 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=0.075263Jy sigma=1.321842 ! Fit after self-cal, rms=0.070515Jy sigma=1.301187 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.824 mas, bmaj=4.738 mas, bpa=2.662 degrees ! Estimated noise=0.317291 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000901763 Jy ! Component: 100 - total flux cleaned = 0.00104799 Jy ! Component: 150 - total flux cleaned = 0.00114868 Jy ! Component: 200 - total flux cleaned = 0.00121647 Jy ! Total flux subtracted in 200 components = 0.00121647 Jy ! Clean residual min=-0.001713 max=0.001856 Jy/beam ! Clean residual mean=-0.000004 rms=0.000414 Jy/beam ! Combined flux in latest and established models = 0.144223 Jy selfcal ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 129 components and 0.144223 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.070499Jy sigma=1.300625 ! Fit after self-cal, rms=0.070497Jy sigma=1.300276 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 (14, 13.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00173061 Jy ! Component: 100 - total flux cleaned = 0.00271742 Jy ! Component: 150 - total flux cleaned = 0.00314501 Jy ! Component: 200 - total flux cleaned = 0.00326578 Jy ! Total flux subtracted in 200 components = 0.00326578 Jy ! Clean residual min=-0.001561 max=0.001737 Jy/beam ! Clean residual mean=-0.000002 rms=0.000399 Jy/beam ! Combined flux in latest and established models = 0.147489 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 145 components and 0.147489 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.070449Jy sigma=1.299000 ! Fit after self-cal, rms=0.070446Jy sigma=1.298905 ! Inverting map ! Added new window around map position (23, 19.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00148115 Jy ! Component: 100 - total flux cleaned = 0.00185788 Jy ! Component: 150 - total flux cleaned = 0.00196112 Jy ! Component: 200 - total flux cleaned = 0.0019834 Jy ! Total flux subtracted in 200 components = 0.0019834 Jy ! Clean residual min=-0.001487 max=0.001708 Jy/beam ! Clean residual mean=-0.000002 rms=0.000387 Jy/beam ! Combined flux in latest and established models = 0.149472 Jy ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 167 components and 0.149472 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.070403Jy sigma=1.297995 ! Fit after self-cal, rms=0.070400Jy sigma=1.297935 ! Inverting map ! Added new window around map position (-26.5, -46.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00142444 Jy ! Component: 100 - total flux cleaned = 0.00167265 Jy ! Component: 150 - total flux cleaned = 0.00202963 Jy ! Component: 200 - total flux cleaned = 0.00220322 Jy ! Total flux subtracted in 200 components = 0.00220322 Jy ! Clean residual min=-0.001499 max=0.001517 Jy/beam ! Clean residual mean=-0.000001 rms=0.000373 Jy/beam ! Combined flux in latest and established models = 0.151675 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 182 components and 0.151675 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.070361Jy sigma=1.296951 ! Fit after self-cal, rms=0.070358Jy sigma=1.296892 ! 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=0.070358Jy sigma=1.296892 ! Fit after self-cal, rms=0.070108Jy sigma=1.296348 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.822 mas, bmaj=4.732 mas, bpa=2.516 degrees ! Estimated noise=0.316379 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000773381 Jy ! Component: 100 - total flux cleaned = 0.00101069 Jy ! Component: 150 - total flux cleaned = 0.00113071 Jy ! Component: 200 - total flux cleaned = 0.00119637 Jy ! Total flux subtracted in 200 components = 0.00119637 Jy ! Clean residual min=-0.001358 max=0.001465 Jy/beam ! Clean residual mean=0.000001 rms=0.000360 Jy/beam ! Combined flux in latest and established models = 0.152872 Jy selfcal ! Performing phase self-cal ! Adding 33 model components to the UV plane model. ! The established model now contains 193 components and 0.152872 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.070091Jy sigma=1.295893 ! Fit after self-cal, rms=0.070089Jy sigma=1.295869 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 = 0.000281844 Jy ! Component: 100 - total flux cleaned = 0.000260548 Jy ! Component: 150 - total flux cleaned = 0.000280899 Jy ! Component: 200 - total flux cleaned = 0.000261526 Jy ! Total flux subtracted in 200 components = 0.000261526 Jy ! Clean residual min=-0.001347 max=0.001461 Jy/beam ! Clean residual mean=0.000001 rms=0.000357 Jy/beam ! Combined flux in latest and established models = 0.153133 Jy ! Performing phase self-cal ! Adding 42 model components to the UV plane model. ! The established model now contains 201 components and 0.153133 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.070079Jy sigma=1.295594 ! Fit after self-cal, rms=0.070078Jy sigma=1.295588 ! 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=0.070078Jy sigma=1.295588 ! Fit after self-cal, rms=0.069944Jy sigma=1.295556 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=8.038 mas, bmaj=8.618 mas, bpa=16.61 degrees ! Estimated noise=0.403471 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -9.06181e-05 Jy ! Component: 100 - total flux cleaned = -0.000148296 Jy ! Component: 150 - total flux cleaned = -0.000197272 Jy ! Component: 200 - total flux cleaned = -0.00019793 Jy ! Total flux subtracted in 200 components = -0.00019793 Jy ! Clean residual min=-0.001804 max=0.001754 Jy/beam ! Clean residual mean=0.000002 rms=0.000469 Jy/beam ! Combined flux in latest and established models = 0.152935 Jy selfcal ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 211 components and 0.152935 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.069940Jy sigma=1.295415 ! Fit after self-cal, rms=0.069939Jy sigma=1.295402 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 = 4.82432e-05 Jy ! Component: 100 - total flux cleaned = 6.11614e-05 Jy ! Component: 150 - total flux cleaned = 4.95701e-05 Jy ! Component: 200 - total flux cleaned = 3.87365e-05 Jy ! Total flux subtracted in 200 components = 3.87365e-05 Jy ! Clean residual min=-0.001797 max=0.001753 Jy/beam ! Clean residual mean=0.000002 rms=0.000468 Jy/beam ! Combined flux in latest and established models = 0.152974 Jy ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 224 components and 0.152974 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.069937Jy sigma=1.295344 ! Fit after self-cal, rms=0.069937Jy sigma=1.295338 ! 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=3.824 mas, bmaj=4.73 mas, bpa=2.392 degrees ! Estimated noise=0.316245 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.824 x 4.73 at 2.392 degrees (North through East) ! Clean map min=-0.00127 max=0.097321 Jy/beam if(peak(flux) > thresh) selfcal true, true clean clean_niter,clean_gain selfcal flux_cutoff = imstat(rms) * dynam repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) selfcal true, true end if print "============== Clearing model and starting over ==========" ! ============== Clearing model and starting over ========== clrmod true ! clrmod: Cleared the established and tentative models. uvw 2,-1 ! Uniform weighting binwidth: 2 (pixels). ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.236 mas, bmaj=3.933 mas, bpa=3.868 degrees ! Estimated noise=0.468445 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0757083 Jy ! Component: 100 - total flux cleaned = 0.101302 Jy ! Component: 150 - total flux cleaned = 0.114216 Jy ! Component: 200 - total flux cleaned = 0.121166 Jy ! Total flux subtracted in 200 components = 0.121166 Jy ! Clean residual min=-0.003220 max=0.003611 Jy/beam ! Clean residual mean=-0.000011 rms=0.000749 Jy/beam ! Combined flux in latest and established models = 0.121166 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 21 model components to the UV plane model. ! The established model now contains 21 components and 0.121166 Jy ! Inverting map and beam ! Estimated beam: bmin=3.824 mas, bmaj=4.73 mas, bpa=2.392 degrees ! Estimated noise=0.316245 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 = 0.00626629 Jy ! Component: 100 - total flux cleaned = 0.0102603 Jy ! Component: 150 - total flux cleaned = 0.0133838 Jy ! Component: 200 - total flux cleaned = 0.0159764 Jy ! Total flux subtracted in 200 components = 0.0159764 Jy ! Clean residual min=-0.001842 max=0.001648 Jy/beam ! Clean residual mean=-0.000010 rms=0.000452 Jy/beam ! Combined flux in latest and established models = 0.137142 Jy ! Adding 51 model components to the UV plane model. ! The established model now contains 69 components and 0.137142 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=8.038 mas, bmaj=8.618 mas, bpa=16.61 degrees ! Estimated noise=0.403471 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00368793 Jy ! Component: 100 - total flux cleaned = 0.00627177 Jy ! Component: 150 - total flux cleaned = 0.00826451 Jy ! Component: 200 - total flux cleaned = 0.00983885 Jy ! Total flux subtracted in 200 components = 0.00983885 Jy ! Clean residual min=-0.002170 max=0.001721 Jy/beam ! Clean residual mean=-0.000007 rms=0.000505 Jy/beam ! Combined flux in latest and established models = 0.146981 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 = 0.00126893 Jy ! Component: 100 - total flux cleaned = 0.00230429 Jy ! Component: 150 - total flux cleaned = 0.00315676 Jy ! Component: 200 - total flux cleaned = 0.00365443 Jy ! Total flux subtracted in 200 components = 0.00365443 Jy ! Clean residual min=-0.001987 max=0.001715 Jy/beam ! Clean residual mean=-0.000002 rms=0.000478 Jy/beam ! Combined flux in latest and established models = 0.150635 Jy ! Adding 128 model components to the UV plane model. ! The established model now contains 191 components and 0.150635 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=3.824 mas, bmaj=4.73 mas, bpa=2.392 degrees ! Estimated noise=0.316245 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000353527 Jy ! Component: 100 - total flux cleaned = 0.000633941 Jy ! Component: 150 - total flux cleaned = 0.000777754 Jy ! Component: 200 - total flux cleaned = 0.000910188 Jy ! Total flux subtracted in 200 components = 0.000910188 Jy ! Clean residual min=-0.001389 max=0.001523 Jy/beam ! Clean residual mean=-0.000001 rms=0.000365 Jy/beam ! Combined flux in latest and established models = 0.151546 Jy selfcal ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 209 components and 0.151546 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.069977Jy sigma=1.296616 ! Fit after self-cal, rms=0.069966Jy sigma=1.296316 wmodel J0354+6621_S_map.mod ! Writing 209 model components to file: J0354+6621_S_map.mod wobs J0354+6621_S_uvs.fits ! Writing UV FITS file: J0354+6621_S_uvs.fits wwins J0354+6621_S_map.win ! wwins: Wrote 6 windows to J0354+6621_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 = 0.000279489 Jy ! Component: 100 - total flux cleaned = 0.0003042 Jy ! Component: 150 - total flux cleaned = 0.000353046 Jy ! Component: 200 - total flux cleaned = 0.000328447 Jy ! Component: 250 - total flux cleaned = 0.00030487 Jy ! Component: 300 - total flux cleaned = 0.000281733 Jy ! Component: 350 - total flux cleaned = 0.000236955 Jy ! Component: 400 - total flux cleaned = 0.000193462 Jy ! Component: 450 - total flux cleaned = 0.000193673 Jy ! Component: 500 - total flux cleaned = 0.000215152 Jy ! Component: 550 - total flux cleaned = 0.000256707 Jy ! Component: 600 - total flux cleaned = 0.000277312 Jy ! Component: 650 - total flux cleaned = 0.000357721 Jy ! Component: 700 - total flux cleaned = 0.000377195 Jy ! Component: 750 - total flux cleaned = 0.000396764 Jy ! Component: 800 - total flux cleaned = 0.000397008 Jy ! Component: 850 - total flux cleaned = 0.000435133 Jy ! Component: 900 - total flux cleaned = 0.000472882 Jy ! Component: 950 - total flux cleaned = 0.000528456 Jy ! Component: 1000 - total flux cleaned = 0.000546872 Jy ! Component: 1050 - total flux cleaned = 0.00058302 Jy ! Component: 1100 - total flux cleaned = 0.000583237 Jy ! Component: 1150 - total flux cleaned = 0.000601191 Jy ! Component: 1200 - total flux cleaned = 0.000671865 Jy ! Component: 1250 - total flux cleaned = 0.000689345 Jy ! Component: 1300 - total flux cleaned = 0.000706419 Jy ! Component: 1350 - total flux cleaned = 0.000655162 Jy ! Component: 1400 - total flux cleaned = 0.00068886 Jy ! Component: 1450 - total flux cleaned = 0.000638749 Jy ! Component: 1500 - total flux cleaned = 0.000605834 Jy ! Component: 1550 - total flux cleaned = 0.000589479 Jy ! Component: 1600 - total flux cleaned = 0.000589315 Jy ! Component: 1650 - total flux cleaned = 0.000605297 Jy ! Component: 1700 - total flux cleaned = 0.00055745 Jy ! Component: 1750 - total flux cleaned = 0.000557447 Jy ! Component: 1800 - total flux cleaned = 0.000557179 Jy ! Component: 1850 - total flux cleaned = 0.000464429 Jy ! Component: 1900 - total flux cleaned = 0.000541407 Jy ! Component: 1950 - total flux cleaned = 0.000495971 Jy ! Component: 2000 - total flux cleaned = 0.00048077 Jy ! Component: 2050 - total flux cleaned = 0.000525862 Jy ! Component: 2100 - total flux cleaned = 0.000525934 Jy ! Component: 2150 - total flux cleaned = 0.00052587 Jy ! Component: 2200 - total flux cleaned = 0.000511082 Jy ! Component: 2250 - total flux cleaned = 0.000467569 Jy ! Component: 2300 - total flux cleaned = 0.000496447 Jy ! Component: 2350 - total flux cleaned = 0.000482101 Jy ! Component: 2400 - total flux cleaned = 0.000496296 Jy ! Component: 2450 - total flux cleaned = 0.000425811 Jy ! Component: 2500 - total flux cleaned = 0.000467884 Jy ! Component: 2550 - total flux cleaned = 0.000439892 Jy ! Component: 2600 - total flux cleaned = 0.000439886 Jy ! Component: 2650 - total flux cleaned = 0.000343867 Jy ! Component: 2700 - total flux cleaned = 0.000344035 Jy ! Component: 2750 - total flux cleaned = 0.000276329 Jy ! Component: 2800 - total flux cleaned = 0.000236071 Jy ! Component: 2850 - total flux cleaned = 0.000182547 Jy ! Component: 2900 - total flux cleaned = 0.00018259 Jy ! Component: 2950 - total flux cleaned = 0.000169489 Jy ! Component: 3000 - total flux cleaned = 9.09809e-05 Jy ! Component: 3050 - total flux cleaned = 5.1811e-05 Jy ! Component: 3100 - total flux cleaned = -1.27526e-05 Jy ! Component: 3150 - total flux cleaned = -5.13619e-05 Jy ! Component: 3200 - total flux cleaned = -0.000115236 Jy ! Component: 3250 - total flux cleaned = -0.000178542 Jy ! Component: 3300 - total flux cleaned = -0.000279427 Jy ! Component: 3350 - total flux cleaned = -0.000316975 Jy ! Component: 3400 - total flux cleaned = -0.000379399 Jy ! Component: 3450 - total flux cleaned = -0.000441507 Jy ! Component: 3500 - total flux cleaned = -0.000416836 Jy ! Component: 3550 - total flux cleaned = -0.000527216 Jy ! Component: 3600 - total flux cleaned = -0.000624595 Jy ! Component: 3650 - total flux cleaned = -0.000636552 Jy ! Component: 3700 - total flux cleaned = -0.000672616 Jy ! Component: 3750 - total flux cleaned = -0.000720531 Jy ! Component: 3800 - total flux cleaned = -0.000756261 Jy ! Component: 3850 - total flux cleaned = -0.000815392 Jy ! Component: 3900 - total flux cleaned = -0.000874374 Jy ! Component: 3950 - total flux cleaned = -0.000921213 Jy ! Component: 4000 - total flux cleaned = -0.00101442 Jy ! Component: 4050 - total flux cleaned = -0.00104919 Jy ! Total flux subtracted in 4096 components = -0.00108372 Jy ! Clean residual min=-0.000763 max=0.000855 Jy/beam ! Clean residual mean=-0.000003 rms=0.000206 Jy/beam ! Combined flux in latest and established models = 0.150462 Jy keep ! Adding 298 model components to the UV plane model. ! The established model now contains 507 components and 0.150462 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J0354+6621_S_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.824 x 4.73 at 2.392 degrees (North through East) ! Clean map min=-0.0012601 max=0.097519 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J0354+6621_S_map.fits wmodel /vlbi/uf001/uva//J0354+6621_S_map.mod ! Writing 507 model components to file: /vlbi/uf001/uva//J0354+6621_S_map.mod wobs /vlbi/uf001/uva//J0354+6621_S_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J0354+6621_S_uvs.fits wwins /vlbi/uf001/uva//J0354+6621_S_map.win ! wwins: Wrote 7 windows to /vlbi/uf001/uva//J0354+6621_S_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0975191 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000205619 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.632551 0.632551 1.2651 2.5302 5.06041 10.1208 20.2416 40.4832 80.9665 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0006 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.097 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 474.27 quit ! Quitting program ! Log file /vlbi/uf001/uva//J0354+6621_S_dfm.log closed on Sun Jan 13 21:57:12 2019