! Started logfile: /image_prod/ug002_uva//J0321+1221_S_dfm.log on Wed Mar 4 19:52:32 2020 float field_size field_size = 1024 float field_cell field_cell = 0.5000 float taper_size taper_size = 20.0 float freq freq = 2.22000 obs /image_prod/ug002_uva//J0321+1221_S_uva.fits ! Reading UV FITS file: /image_prod/ug002_uva//J0321+1221_S_uva.fits ! AN table 1: 90 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.978519 visibilities/baseline/integration-bin. ! Found source: J0321+1221 ! ! 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 11889 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 J0321+1221_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 10 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 10 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 10 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.579557Jy sigma=7.782229 ! Fit after self-cal, rms=0.459857Jy sigma=2.115639 ! 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=2.752 mas, bmaj=6.608 mas, bpa=-3.633 degrees ! Estimated noise=1.88796 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 = 0.837884 Jy ! Component: 100 - total flux cleaned = 1.08239 Jy ! Total flux subtracted in 100 components = 1.08239 Jy ! Clean residual min=-0.058520 max=0.218617 Jy/beam ! Clean residual mean=-0.000102 rms=0.018629 Jy/beam ! Combined flux in latest and established models = 1.08239 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 11 components and 1.08239 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.410245Jy sigma=1.878242 ! Fit after self-cal, rms=0.408819Jy sigma=1.869129 ! Inverting map ! Added new window around map position (-2.5, 10). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.188358 Jy ! Component: 100 - total flux cleaned = 0.284906 Jy ! Total flux subtracted in 100 components = 0.284906 Jy ! Clean residual min=-0.049930 max=0.095413 Jy/beam ! Clean residual mean=-0.000047 rms=0.012622 Jy/beam ! Combined flux in latest and established models = 1.3673 Jy ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 36 components and 1.3673 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.277418Jy sigma=1.293662 ! Fit after self-cal, rms=0.267857Jy sigma=1.226133 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0850243 Jy ! Component: 100 - total flux cleaned = 0.142608 Jy ! Total flux subtracted in 100 components = 0.142608 Jy ! Clean residual min=-0.036803 max=0.056806 Jy/beam ! Clean residual mean=-0.000022 rms=0.009683 Jy/beam ! Combined flux in latest and established models = 1.50991 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 46 components and 1.50991 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.223029Jy sigma=1.041329 ! Fit after self-cal, rms=0.221889Jy sigma=1.027904 ! 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=3.244 mas, bmaj=7.306 mas, bpa=-3.491 degrees ! Estimated noise=1.33853 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 = 0.0619932 Jy ! Component: 100 - total flux cleaned = 0.101203 Jy ! Component: 150 - total flux cleaned = 0.129744 Jy ! Component: 200 - total flux cleaned = 0.15102 Jy ! Total flux subtracted in 200 components = 0.15102 Jy ! Clean residual min=-0.030108 max=0.058528 Jy/beam ! Clean residual mean=0.000008 rms=0.009221 Jy/beam ! Combined flux in latest and established models = 1.66093 Jy ! Performing phase self-cal ! Adding 40 model components to the UV plane model. ! The established model now contains 72 components and 1.66093 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.196141Jy sigma=0.927687 ! Fit after self-cal, rms=0.195844Jy sigma=0.919362 ! Inverting map ! Added new window around map position (-12, 40.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0598583 Jy ! Component: 100 - total flux cleaned = 0.0966025 Jy ! Component: 150 - total flux cleaned = 0.125425 Jy ! Component: 200 - total flux cleaned = 0.147342 Jy ! Total flux subtracted in 200 components = 0.147342 Jy ! Clean residual min=-0.026008 max=0.032402 Jy/beam ! Clean residual mean=-0.000000 rms=0.007184 Jy/beam ! Combined flux in latest and established models = 1.80827 Jy ! Performing phase self-cal ! Adding 51 model components to the UV plane model. ! The established model now contains 115 components and 1.80827 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.169035Jy sigma=0.806643 ! Fit after self-cal, rms=0.167583Jy sigma=0.800903 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.244 x 7.306 at -3.491 degrees (North through East) ! Clean map min=-0.026323 max=1.0455 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 0.98 HN 1.05 KP 0.98 ! LA 0.99 MK 0.97 NL 0.95 OV 0.99 ! PT 0.99 SC 0.95 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.68 FD 0.95 HN 1.04 KP 0.96 ! LA 1.01 MK 1.00 NL 1.01 OV 0.98 ! PT 0.99 SC 0.96 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.22 FD 0.96 HN 1.02 KP 0.96 ! LA 0.99 MK 0.99 NL 0.90 OV 0.99 ! PT 1.02 SC 0.97 ! ! ! Fit before self-cal, rms=0.167583Jy sigma=0.800903 ! Fit after self-cal, rms=0.134802Jy sigma=0.559635 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=3.213 mas, bmaj=7.405 mas, bpa=-3.59 degrees ! Estimated noise=1.35346 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 (-2.5, 19.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0333083 Jy ! Component: 100 - total flux cleaned = 0.0509182 Jy ! Component: 150 - total flux cleaned = 0.0656456 Jy ! Component: 200 - total flux cleaned = 0.0775386 Jy ! Total flux subtracted in 200 components = 0.0775386 Jy ! Clean residual min=-0.014369 max=0.016976 Jy/beam ! Clean residual mean=0.000024 rms=0.003783 Jy/beam ! Combined flux in latest and established models = 1.88581 Jy ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 140 components and 1.88581 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.121400Jy sigma=0.497500 ! Fit after self-cal, rms=0.120808Jy sigma=0.494518 ! 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=0.120808Jy sigma=0.494518 ! Fit after self-cal, rms=0.106750Jy sigma=0.430768 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.224 mas, bmaj=7.429 mas, bpa=-3.705 degrees ! Estimated noise=1.3457 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0073254 Jy ! Component: 100 - total flux cleaned = 0.0158682 Jy ! Component: 150 - total flux cleaned = 0.0221866 Jy ! Component: 200 - total flux cleaned = 0.0272574 Jy ! Total flux subtracted in 200 components = 0.0272574 Jy ! Clean residual min=-0.010474 max=0.011417 Jy/beam ! Clean residual mean=0.000024 rms=0.002321 Jy/beam ! Combined flux in latest and established models = 1.91307 Jy selfcal ! Performing phase self-cal ! Adding 47 model components to the UV plane model. ! The established model now contains 170 components and 1.91307 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.101829Jy sigma=0.405960 ! Fit after self-cal, rms=0.101609Jy sigma=0.405455 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 (21, 5.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00925818 Jy ! Component: 100 - total flux cleaned = 0.0146134 Jy ! Component: 150 - total flux cleaned = 0.0182872 Jy ! Component: 200 - total flux cleaned = 0.021702 Jy ! Total flux subtracted in 200 components = 0.021702 Jy ! Clean residual min=-0.009055 max=0.010098 Jy/beam ! Clean residual mean=0.000027 rms=0.002041 Jy/beam ! Combined flux in latest and established models = 1.93477 Jy ! Performing phase self-cal ! Adding 39 model components to the UV plane model. ! The established model now contains 196 components and 1.93477 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.099337Jy sigma=0.393832 ! Fit after self-cal, rms=0.099246Jy sigma=0.393455 ! Inverting map ! Added new window around map position (-10, 21). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00738428 Jy ! Component: 100 - total flux cleaned = 0.010445 Jy ! Component: 150 - total flux cleaned = 0.0127378 Jy ! Component: 200 - total flux cleaned = 0.0151139 Jy ! Total flux subtracted in 200 components = 0.0151139 Jy ! Clean residual min=-0.008322 max=0.007140 Jy/beam ! Clean residual mean=0.000030 rms=0.001834 Jy/beam ! Combined flux in latest and established models = 1.94988 Jy ! Performing phase self-cal ! Adding 34 model components to the UV plane model. ! The established model now contains 212 components and 1.94988 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.097666Jy sigma=0.385012 ! Fit after self-cal, rms=0.097612Jy sigma=0.384795 ! 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=0.097612Jy sigma=0.384795 ! Fit after self-cal, rms=0.094532Jy sigma=0.367155 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.222 mas, bmaj=7.43 mas, bpa=-3.656 degrees ! Estimated noise=1.34289 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00596802 Jy ! Component: 100 - total flux cleaned = -0.00349679 Jy ! Component: 150 - total flux cleaned = -0.00196211 Jy ! Component: 200 - total flux cleaned = -0.000200427 Jy ! Total flux subtracted in 200 components = -0.000200427 Jy ! Clean residual min=-0.006362 max=0.005626 Jy/beam ! Clean residual mean=0.000023 rms=0.001421 Jy/beam ! Combined flux in latest and established models = 1.94968 Jy selfcal ! Performing phase self-cal ! Adding 32 model components to the UV plane model. ! The established model now contains 234 components and 1.94968 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.093287Jy sigma=0.360088 ! Fit after self-cal, rms=0.093217Jy sigma=0.359879 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 = -7.79412e-05 Jy ! Component: 100 - total flux cleaned = 0.00150357 Jy ! Component: 150 - total flux cleaned = 0.00265508 Jy ! Component: 200 - total flux cleaned = 0.00374616 Jy ! Total flux subtracted in 200 components = 0.00374616 Jy ! Clean residual min=-0.005793 max=0.005389 Jy/beam ! Clean residual mean=0.000023 rms=0.001324 Jy/beam ! Combined flux in latest and established models = 1.95343 Jy ! Performing phase self-cal ! Adding 41 model components to the UV plane model. ! The established model now contains 256 components and 1.95343 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.092662Jy sigma=0.356521 ! Fit after self-cal, rms=0.092629Jy sigma=0.356427 ! 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=0.092629Jy sigma=0.356427 ! Fit after self-cal, rms=0.092756Jy sigma=0.355368 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=7.396 mas, bmaj=10.68 mas, bpa=-1.176 degrees ! Estimated noise=1.73715 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000703192 Jy ! Component: 100 - total flux cleaned = 0.00316561 Jy ! Component: 150 - total flux cleaned = 0.00517467 Jy ! Component: 200 - total flux cleaned = 0.00638734 Jy ! Total flux subtracted in 200 components = 0.00638734 Jy ! Clean residual min=-0.006244 max=0.004942 Jy/beam ! Clean residual mean=0.000043 rms=0.001339 Jy/beam ! Combined flux in latest and established models = 1.95982 Jy selfcal ! Performing phase self-cal ! Adding 39 model components to the UV plane model. ! The established model now contains 283 components and 1.95982 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.092357Jy sigma=0.353449 ! Fit after self-cal, rms=0.092339Jy sigma=0.353234 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 = 0.000688507 Jy ! Component: 100 - total flux cleaned = 0.00198839 Jy ! Component: 150 - total flux cleaned = 0.00286415 Jy ! Component: 200 - total flux cleaned = 0.00322261 Jy ! Total flux subtracted in 200 components = 0.00322261 Jy ! Clean residual min=-0.006396 max=0.004730 Jy/beam ! Clean residual mean=0.000042 rms=0.001276 Jy/beam ! Combined flux in latest and established models = 1.96304 Jy ! Performing phase self-cal ! Adding 36 model components to the UV plane model. ! The established model now contains 300 components and 1.96304 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.092191Jy sigma=0.352464 ! Fit after self-cal, rms=0.092178Jy sigma=0.352368 ! 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=3.221 mas, bmaj=7.433 mas, bpa=-3.652 degrees ! Estimated noise=1.34114 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.221 x 7.433 at -3.652 degrees (North through East) ! Clean map min=-0.0048761 max=1.0493 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=0.092178Jy sigma=0.352368 ! Fit after self-cal, rms=0.084830Jy sigma=0.310032 ! Inverting map and beam ! Estimated beam: bmin=3.221 mas, bmaj=7.438 mas, bpa=-3.726 degrees ! Estimated noise=1.34062 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00438659 Jy ! Component: 100 - total flux cleaned = -0.00545412 Jy ! Component: 150 - total flux cleaned = -0.00613482 Jy ! Component: 200 - total flux cleaned = -0.00650161 Jy ! Total flux subtracted in 200 components = -0.00650161 Jy ! Clean residual min=-0.004577 max=0.004955 Jy/beam ! Clean residual mean=0.000019 rms=0.001060 Jy/beam ! Combined flux in latest and established models = 1.95654 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 312 components and 1.95654 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.084283Jy sigma=0.306972 ! Fit after self-cal, rms=0.084244Jy sigma=0.306880 ! Inverting map ! Added new window around map position (11.5, 31). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00275933 Jy ! Component: 100 - total flux cleaned = 0.00328186 Jy ! Component: 150 - total flux cleaned = 0.00412605 Jy ! Component: 200 - total flux cleaned = 0.00468531 Jy ! Total flux subtracted in 200 components = 0.00468531 Jy ! Clean residual min=-0.004315 max=0.003631 Jy/beam ! Clean residual mean=0.000020 rms=0.000983 Jy/beam ! Combined flux in latest and established models = 1.96122 Jy ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 331 components and 1.96122 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.083708Jy sigma=0.304516 ! Fit after self-cal, rms=0.083702Jy sigma=0.304464 ! Inverting map ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.083702Jy sigma=0.304464 ! Fit after self-cal, rms=0.083815Jy sigma=0.304080 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=2.737 mas, bmaj=6.72 mas, bpa=-3.719 degrees ! Estimated noise=1.88134 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.832468 Jy ! Component: 100 - total flux cleaned = 1.11402 Jy ! Component: 150 - total flux cleaned = 1.26849 Jy ! Component: 200 - total flux cleaned = 1.36441 Jy ! Total flux subtracted in 200 components = 1.36441 Jy ! Clean residual min=-0.029037 max=0.052596 Jy/beam ! Clean residual mean=-0.000050 rms=0.008046 Jy/beam ! Combined flux in latest and established models = 1.36441 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 47 model components to the UV plane model. ! The established model now contains 47 components and 1.36441 Jy ! Inverting map and beam ! Estimated beam: bmin=3.22 mas, bmaj=7.44 mas, bpa=-3.715 degrees ! Estimated noise=1.33946 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 = 0.0860474 Jy ! Component: 100 - total flux cleaned = 0.150323 Jy ! Component: 150 - total flux cleaned = 0.202193 Jy ! Component: 200 - total flux cleaned = 0.245479 Jy ! Total flux subtracted in 200 components = 0.245479 Jy ! Clean residual min=-0.015754 max=0.026419 Jy/beam ! Clean residual mean=-0.000068 rms=0.005547 Jy/beam ! Combined flux in latest and established models = 1.60989 Jy ! Adding 65 model components to the UV plane model. ! The established model now contains 99 components and 1.60989 Jy ! Inverting map ! Added new window around map position (0.5, 6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0366373 Jy ! Component: 100 - total flux cleaned = 0.0681381 Jy ! Component: 150 - total flux cleaned = 0.0954739 Jy ! Component: 200 - total flux cleaned = 0.119419 Jy ! Total flux subtracted in 200 components = 0.119419 Jy ! Clean residual min=-0.010989 max=0.015675 Jy/beam ! Clean residual mean=-0.000037 rms=0.003548 Jy/beam ! Combined flux in latest and established models = 1.72931 Jy ! Adding 64 model components to the UV plane model. ! The established model now contains 152 components and 1.72931 Jy ! Inverting map ! Added new window around map position (-6.5, 35). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0213598 Jy ! Component: 100 - total flux cleaned = 0.0403812 Jy ! Component: 150 - total flux cleaned = 0.0574054 Jy ! Component: 200 - total flux cleaned = 0.0726634 Jy ! Total flux subtracted in 200 components = 0.0726634 Jy ! Clean residual min=-0.008003 max=0.009688 Jy/beam ! Clean residual mean=-0.000018 rms=0.002443 Jy/beam ! Combined flux in latest and established models = 1.80197 Jy ! Adding 60 model components to the UV plane model. ! The established model now contains 189 components and 1.80197 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=7.397 mas, bmaj=10.69 mas, bpa=-1.376 degrees ! Estimated noise=1.73462 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0250952 Jy ! Component: 100 - total flux cleaned = 0.0446246 Jy ! Component: 150 - total flux cleaned = 0.0605215 Jy ! Component: 200 - total flux cleaned = 0.0737045 Jy ! Total flux subtracted in 200 components = 0.0737045 Jy ! Clean residual min=-0.006297 max=0.008701 Jy/beam ! Clean residual mean=-0.000008 rms=0.002466 Jy/beam ! Combined flux in latest and established models = 1.87568 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 = 0.0110691 Jy ! Component: 100 - total flux cleaned = 0.0204713 Jy ! Component: 150 - total flux cleaned = 0.0285104 Jy ! Component: 200 - total flux cleaned = 0.035426 Jy ! Total flux subtracted in 200 components = 0.035426 Jy ! Clean residual min=-0.005112 max=0.006203 Jy/beam ! Clean residual mean=0.000015 rms=0.001598 Jy/beam ! Combined flux in latest and established models = 1.9111 Jy ! Adding 240 model components to the UV plane model. ! The established model now contains 390 components and 1.9111 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=3.22 mas, bmaj=7.44 mas, bpa=-3.715 degrees ! Estimated noise=1.33946 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00752091 Jy ! Component: 100 - total flux cleaned = 0.0133859 Jy ! Component: 150 - total flux cleaned = 0.0185013 Jy ! Component: 200 - total flux cleaned = 0.022572 Jy ! Total flux subtracted in 200 components = 0.022572 Jy ! Clean residual min=-0.005064 max=0.005003 Jy/beam ! Clean residual mean=0.000014 rms=0.001056 Jy/beam ! Combined flux in latest and established models = 1.93368 Jy selfcal ! Performing phase self-cal ! Adding 39 model components to the UV plane model. ! The established model now contains 425 components and 1.93368 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.084372Jy sigma=0.307331 ! Fit after self-cal, rms=0.084079Jy sigma=0.305397 wmodel J0321+1221_S_map.mod ! Writing 425 model components to file: J0321+1221_S_map.mod wobs J0321+1221_S_uvs.fits ! Writing UV FITS file: J0321+1221_S_uvs.fits wwins J0321+1221_S_map.win ! wwins: Wrote 9 windows to J0321+1221_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 = -0.00150998 Jy ! Component: 100 - total flux cleaned = -0.00256796 Jy ! Component: 150 - total flux cleaned = -0.00300131 Jy ! Component: 200 - total flux cleaned = -0.00286419 Jy ! Component: 250 - total flux cleaned = -0.00273161 Jy ! Component: 300 - total flux cleaned = -0.00240876 Jy ! Component: 350 - total flux cleaned = -0.00215839 Jy ! Component: 400 - total flux cleaned = -0.00197445 Jy ! Component: 450 - total flux cleaned = -0.00185495 Jy ! Component: 500 - total flux cleaned = -0.00173803 Jy ! Component: 550 - total flux cleaned = -0.0015103 Jy ! Component: 600 - total flux cleaned = -0.00145482 Jy ! Component: 650 - total flux cleaned = -0.00134452 Jy ! Component: 700 - total flux cleaned = -0.00118405 Jy ! Component: 750 - total flux cleaned = -0.00134119 Jy ! Component: 800 - total flux cleaned = -0.0013409 Jy ! Component: 850 - total flux cleaned = -0.00129043 Jy ! Component: 900 - total flux cleaned = -0.00139152 Jy ! Component: 950 - total flux cleaned = -0.00134288 Jy ! Component: 1000 - total flux cleaned = -0.00139145 Jy ! Component: 1050 - total flux cleaned = -0.00153464 Jy ! Component: 1100 - total flux cleaned = -0.00172237 Jy ! Component: 1150 - total flux cleaned = -0.00163003 Jy ! Component: 1200 - total flux cleaned = -0.00176744 Jy ! Component: 1250 - total flux cleaned = -0.00181301 Jy ! Component: 1300 - total flux cleaned = -0.0019458 Jy ! Component: 1350 - total flux cleaned = -0.0021634 Jy ! Component: 1400 - total flux cleaned = -0.00229214 Jy ! Component: 1450 - total flux cleaned = -0.00241908 Jy ! Component: 1500 - total flux cleaned = -0.00246032 Jy ! Component: 1550 - total flux cleaned = -0.00258387 Jy ! Component: 1600 - total flux cleaned = -0.00254284 Jy ! Component: 1650 - total flux cleaned = -0.00274415 Jy ! Component: 1700 - total flux cleaned = -0.00278402 Jy ! Component: 1750 - total flux cleaned = -0.0029793 Jy ! Component: 1800 - total flux cleaned = -0.00282496 Jy ! Component: 1850 - total flux cleaned = -0.00293967 Jy ! Component: 1900 - total flux cleaned = -0.00301457 Jy ! Component: 1950 - total flux cleaned = -0.00312606 Jy ! Component: 2000 - total flux cleaned = -0.00297785 Jy ! Component: 2050 - total flux cleaned = -0.00301475 Jy ! Component: 2100 - total flux cleaned = -0.00312305 Jy ! Component: 2150 - total flux cleaned = -0.00333672 Jy ! Component: 2200 - total flux cleaned = -0.00347723 Jy ! Component: 2250 - total flux cleaned = -0.0036857 Jy ! Component: 2300 - total flux cleaned = -0.00375426 Jy ! Component: 2350 - total flux cleaned = -0.0036864 Jy ! Component: 2400 - total flux cleaned = -0.00385507 Jy ! Component: 2450 - total flux cleaned = -0.00398734 Jy ! Component: 2500 - total flux cleaned = -0.00398761 Jy ! Component: 2550 - total flux cleaned = -0.00411826 Jy ! Component: 2600 - total flux cleaned = -0.00408583 Jy ! Component: 2650 - total flux cleaned = -0.00424576 Jy ! Component: 2700 - total flux cleaned = -0.00418261 Jy ! Component: 2750 - total flux cleaned = -0.00430753 Jy ! Component: 2800 - total flux cleaned = -0.00443132 Jy ! Component: 2850 - total flux cleaned = -0.00443084 Jy ! Component: 2900 - total flux cleaned = -0.0043398 Jy ! Component: 2950 - total flux cleaned = -0.00448935 Jy ! Component: 3000 - total flux cleaned = -0.00440005 Jy ! Component: 3050 - total flux cleaned = -0.00442932 Jy ! Component: 3100 - total flux cleaned = -0.0044288 Jy ! Component: 3150 - total flux cleaned = -0.00442889 Jy ! Component: 3200 - total flux cleaned = -0.00448595 Jy ! Component: 3250 - total flux cleaned = -0.00451453 Jy ! Component: 3300 - total flux cleaned = -0.00462666 Jy ! Component: 3350 - total flux cleaned = -0.00459942 Jy ! Component: 3400 - total flux cleaned = -0.0046822 Jy ! Component: 3450 - total flux cleaned = -0.00470924 Jy ! Component: 3500 - total flux cleaned = -0.00479032 Jy ! Component: 3550 - total flux cleaned = -0.00468299 Jy ! Component: 3600 - total flux cleaned = -0.00468276 Jy ! Component: 3650 - total flux cleaned = -0.00465658 Jy ! Component: 3700 - total flux cleaned = -0.0047088 Jy ! Component: 3750 - total flux cleaned = -0.00473428 Jy ! Component: 3800 - total flux cleaned = -0.00478513 Jy ! Component: 3850 - total flux cleaned = -0.00473438 Jy ! Component: 3900 - total flux cleaned = -0.00473421 Jy ! Component: 3950 - total flux cleaned = -0.00478385 Jy ! Component: 4000 - total flux cleaned = -0.00483322 Jy ! Component: 4050 - total flux cleaned = -0.00478437 Jy ! Total flux subtracted in 4096 components = -0.00475997 Jy ! Clean residual min=-0.001265 max=0.001399 Jy/beam ! Clean residual mean=0.000007 rms=0.000448 Jy/beam ! Combined flux in latest and established models = 1.92892 Jy keep ! Adding 288 model components to the UV plane model. ! The established model now contains 705 components and 1.92892 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /image_prod/ug002_uva//J0321+1221_S_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.22 x 7.44 at -3.715 degrees (North through East) ! Clean map min=-0.0041405 max=1.0515 Jy/beam ! Writing clean map to FITS file: /image_prod/ug002_uva//J0321+1221_S_map.fits wmodel /image_prod/ug002_uva//J0321+1221_S_map.mod ! Writing 705 model components to file: /image_prod/ug002_uva//J0321+1221_S_map.mod wobs /image_prod/ug002_uva//J0321+1221_S_uvs.fits ! Writing UV FITS file: /image_prod/ug002_uva//J0321+1221_S_uvs.fits wwins /image_prod/ug002_uva//J0321+1221_S_map.win ! wwins: Wrote 10 windows to /image_prod/ug002_uva//J0321+1221_S_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 1.05148 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000447265 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.12761 0.12761 0.25522 0.51044 1.02088 2.04176 4.08352 8.16704 16.3341 32.6681 65.3363 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0013 print "peak= ", int(1000*peak_flux)/1000 ! peak= 1.051 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 2350.91 quit ! Quitting program ! Log file /image_prod/ug002_uva//J0321+1221_S_dfm.log closed on Wed Mar 4 19:52:37 2020