! Started logfile: /image_prod/ug002_uva//J1640+1220_S_dfm.log on Thu Mar 5 02:51:54 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//J1640+1220_S_uva.fits ! Reading UV FITS file: /image_prod/ug002_uva//J1640+1220_S_uva.fits ! AN table 1: 45 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.960988 visibilities/baseline/integration-bin. ! Found source: J1640+1220 ! ! 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 5838 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 J1640+1220_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 9 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 9 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 9 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.266519Jy sigma=8.045475 ! Fit after self-cal, rms=0.375079Jy sigma=2.557004 ! 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=2.814 mas, bmaj=6.775 mas, bpa=-5.151 degrees ! Estimated noise=1.94061 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 = 0.522324 Jy ! Component: 100 - total flux cleaned = 0.68753 Jy ! Total flux subtracted in 100 components = 0.68753 Jy ! Clean residual min=-0.031642 max=0.095575 Jy/beam ! Clean residual mean=-0.000015 rms=0.010063 Jy/beam ! Combined flux in latest and established models = 0.687529 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 14 components and 0.687529 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.263771Jy sigma=1.457754 ! Fit after self-cal, rms=0.263544Jy sigma=1.456990 ! Inverting map ! Added new window around map position (-4.5, -0.5). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.100006 Jy ! Component: 100 - total flux cleaned = 0.160774 Jy ! Total flux subtracted in 100 components = 0.160774 Jy ! Clean residual min=-0.023763 max=0.032958 Jy/beam ! Clean residual mean=0.000100 rms=0.006804 Jy/beam ! Combined flux in latest and established models = 0.848303 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 30 components and 0.848303 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.202618Jy sigma=1.057462 ! Fit after self-cal, rms=0.200471Jy sigma=1.044605 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0455563 Jy ! Component: 100 - total flux cleaned = 0.0751542 Jy ! Total flux subtracted in 100 components = 0.0751542 Jy ! Clean residual min=-0.020345 max=0.022921 Jy/beam ! Clean residual mean=0.000153 rms=0.005710 Jy/beam ! Combined flux in latest and established models = 0.923457 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 45 components and 0.923457 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.183689Jy sigma=0.936090 ! Fit after self-cal, rms=0.182947Jy sigma=0.930599 ! 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=3.243 mas, bmaj=7.596 mas, bpa=-6.036 degrees ! Estimated noise=1.47524 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 = 0.0324533 Jy ! Component: 100 - total flux cleaned = 0.0513584 Jy ! Component: 150 - total flux cleaned = 0.0636471 Jy ! Component: 200 - total flux cleaned = 0.0705698 Jy ! Total flux subtracted in 200 components = 0.0705698 Jy ! Clean residual min=-0.021731 max=0.036586 Jy/beam ! Clean residual mean=0.000368 rms=0.007321 Jy/beam ! Combined flux in latest and established models = 0.994027 Jy ! Performing phase self-cal ! Adding 39 model components to the UV plane model. ! The established model now contains 73 components and 0.994027 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.174891Jy sigma=0.890211 ! Fit after self-cal, rms=0.174480Jy sigma=0.886227 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.243 x 7.596 at -6.036 degrees (North through East) ! Clean map min=-0.021448 max=0.69195 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 1.02 HN 0.99 KP 0.97 ! LA 0.98 MK 1.02 NL 1.05 OV 0.97 ! PT 0.98 SC 1.09 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.91 FD 1.02 HN 0.99 KP 1.01 ! LA 1.02 MK 1.00 NL 0.99 OV 1.01 ! PT 0.99 SC 0.90 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 1.04 HN 1.00 KP 0.99 ! LA 0.98 MK 0.97 NL 1.08 OV 0.98 ! PT 1.01 SC 1.09 ! ! ! Fit before self-cal, rms=0.174480Jy sigma=0.886227 ! Fit after self-cal, rms=0.157051Jy sigma=0.849758 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=3.25 mas, bmaj=7.599 mas, bpa=-6.182 degrees ! Estimated noise=1.47676 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 = 0.00838054 Jy ! Component: 100 - total flux cleaned = 0.00886212 Jy ! Component: 150 - total flux cleaned = 0.00906468 Jy ! Component: 200 - total flux cleaned = 0.00923339 Jy ! Total flux subtracted in 200 components = 0.00923339 Jy ! Clean residual min=-0.019193 max=0.034231 Jy/beam ! Clean residual mean=0.000368 rms=0.007104 Jy/beam ! Combined flux in latest and established models = 1.00326 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 82 components and 1.00326 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.155821Jy sigma=0.845007 ! Fit after self-cal, rms=0.155818Jy sigma=0.844130 ! 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=0.155818Jy sigma=0.844130 ! Fit after self-cal, rms=0.129430Jy sigma=0.763330 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.244 mas, bmaj=7.594 mas, bpa=-6.239 degrees ! Estimated noise=1.47464 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00528919 Jy ! Component: 100 - total flux cleaned = 0.00590038 Jy ! Component: 150 - total flux cleaned = 0.00606498 Jy ! Component: 200 - total flux cleaned = 0.00593449 Jy ! Total flux subtracted in 200 components = 0.00593449 Jy ! Clean residual min=-0.016883 max=0.030445 Jy/beam ! Clean residual mean=0.000298 rms=0.006598 Jy/beam ! Combined flux in latest and established models = 1.00919 Jy selfcal ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 94 components and 1.00919 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.128761Jy sigma=0.759828 ! Fit after self-cal, rms=0.128715Jy sigma=0.759157 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 (-82, 67). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.030808 Jy ! Component: 100 - total flux cleaned = 0.0507982 Jy ! Component: 150 - total flux cleaned = 0.0662995 Jy ! Component: 200 - total flux cleaned = 0.0787349 Jy ! Total flux subtracted in 200 components = 0.0787349 Jy ! Clean residual min=-0.016864 max=0.025749 Jy/beam ! Clean residual mean=0.000293 rms=0.005687 Jy/beam ! Combined flux in latest and established models = 1.08793 Jy ! Performing phase self-cal ! Adding 66 model components to the UV plane model. ! The established model now contains 160 components and 1.08793 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.118162Jy sigma=0.698042 ! Fit after self-cal, rms=0.117748Jy sigma=0.694878 ! Inverting map ! Added new window around map position (-118.5, 85). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0254636 Jy ! Component: 100 - total flux cleaned = 0.0406202 Jy ! Component: 150 - total flux cleaned = 0.052015 Jy ! Component: 200 - total flux cleaned = 0.059263 Jy ! Total flux subtracted in 200 components = 0.059263 Jy ! Clean residual min=-0.014733 max=0.020251 Jy/beam ! Clean residual mean=0.000249 rms=0.005146 Jy/beam ! Combined flux in latest and established models = 1.14719 Jy ! Performing phase self-cal ! Adding 56 model components to the UV plane model. ! The established model now contains 213 components and 1.14719 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.110351Jy sigma=0.652990 ! Fit after self-cal, rms=0.109656Jy sigma=0.649527 ! 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=0.109656Jy sigma=0.649527 ! Fit after self-cal, rms=0.105862Jy sigma=0.635870 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.247 mas, bmaj=7.603 mas, bpa=-6.191 degrees ! Estimated noise=1.46457 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0125162 Jy ! Component: 100 - total flux cleaned = 0.0225649 Jy ! Component: 150 - total flux cleaned = 0.0307922 Jy ! Component: 200 - total flux cleaned = 0.0367542 Jy ! Total flux subtracted in 200 components = 0.0367542 Jy ! Clean residual min=-0.014558 max=0.020928 Jy/beam ! Clean residual mean=0.000225 rms=0.004776 Jy/beam ! Combined flux in latest and established models = 1.18395 Jy selfcal ! Performing phase self-cal ! Adding 83 model components to the UV plane model. ! The established model now contains 266 components and 1.18395 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.103048Jy sigma=0.620720 ! Fit after self-cal, rms=0.102887Jy sigma=0.619855 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 (-126, 109.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0227929 Jy ! Component: 100 - total flux cleaned = 0.0380162 Jy ! Component: 150 - total flux cleaned = 0.0494114 Jy ! Component: 200 - total flux cleaned = 0.0589351 Jy ! Total flux subtracted in 200 components = 0.0589351 Jy ! Clean residual min=-0.013270 max=0.018859 Jy/beam ! Clean residual mean=0.000141 rms=0.004250 Jy/beam ! Combined flux in latest and established models = 1.24288 Jy ! Performing phase self-cal ! Adding 75 model components to the UV plane model. ! The established model now contains 339 components and 1.24288 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.096186Jy sigma=0.574776 ! Fit after self-cal, rms=0.095862Jy sigma=0.573194 ! Inverting map ! Added new window around map position (-70.5, 48). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0197367 Jy ! Component: 100 - total flux cleaned = 0.0333276 Jy ! Component: 150 - total flux cleaned = 0.0439498 Jy ! Component: 200 - total flux cleaned = 0.0531267 Jy ! Total flux subtracted in 200 components = 0.0531267 Jy ! Clean residual min=-0.011487 max=0.013942 Jy/beam ! Clean residual mean=0.000144 rms=0.003677 Jy/beam ! Combined flux in latest and established models = 1.29601 Jy ! Performing phase self-cal ! Adding 60 model components to the UV plane model. ! The established model now contains 391 components and 1.29601 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.090200Jy sigma=0.534352 ! Fit after self-cal, rms=0.089772Jy sigma=0.532567 ! 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=0.089772Jy sigma=0.532567 ! Fit after self-cal, rms=0.087542Jy sigma=0.526071 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=7.21 mas, bmaj=11.1 mas, bpa=-6.329 degrees ! Estimated noise=1.89503 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0222552 Jy ! Component: 100 - total flux cleaned = 0.0395203 Jy ! Component: 150 - total flux cleaned = 0.0540609 Jy ! Component: 200 - total flux cleaned = 0.0667787 Jy ! Total flux subtracted in 200 components = 0.0667787 Jy ! Clean residual min=-0.018848 max=0.023581 Jy/beam ! Clean residual mean=0.000276 rms=0.006108 Jy/beam ! Combined flux in latest and established models = 1.36279 Jy selfcal ! Performing phase self-cal ! Adding 73 model components to the UV plane model. ! The established model now contains 435 components and 1.36279 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.084417Jy sigma=0.505545 ! Fit after self-cal, rms=0.084032Jy sigma=0.503464 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 = 0.0126823 Jy ! Component: 100 - total flux cleaned = 0.0236555 Jy ! Component: 150 - total flux cleaned = 0.0334521 Jy ! Component: 200 - total flux cleaned = 0.042232 Jy ! Total flux subtracted in 200 components = 0.042232 Jy ! Clean residual min=-0.017791 max=0.021462 Jy/beam ! Clean residual mean=0.000235 rms=0.005676 Jy/beam ! Combined flux in latest and established models = 1.40502 Jy ! Performing phase self-cal ! Adding 61 model components to the UV plane model. ! The established model now contains 462 components and 1.40502 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.082975Jy sigma=0.497637 ! Fit after self-cal, rms=0.082817Jy sigma=0.496911 ! 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=3.255 mas, bmaj=7.626 mas, bpa=-6.248 degrees ! Estimated noise=1.45488 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.255 x 7.626 at -6.248 degrees (North through East) ! Clean map min=-0.010273 max=0.68953 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=0.082817Jy sigma=0.496911 ! Fit after self-cal, rms=0.079129Jy sigma=0.470950 ! Inverting map and beam ! Estimated beam: bmin=3.261 mas, bmaj=7.645 mas, bpa=-6.29 degrees ! Estimated noise=1.45664 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00763489 Jy ! Component: 100 - total flux cleaned = 0.013817 Jy ! Component: 150 - total flux cleaned = 0.0190942 Jy ! Component: 200 - total flux cleaned = 0.0237268 Jy ! Total flux subtracted in 200 components = 0.0237268 Jy ! Clean residual min=-0.009265 max=0.012019 Jy/beam ! Clean residual mean=0.000111 rms=0.002871 Jy/beam ! Combined flux in latest and established models = 1.42875 Jy ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 488 components and 1.42875 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.077889Jy sigma=0.462007 ! Fit after self-cal, rms=0.077819Jy sigma=0.461609 ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00463064 Jy ! Component: 100 - total flux cleaned = 0.00873345 Jy ! Component: 150 - total flux cleaned = 0.0124673 Jy ! Component: 200 - total flux cleaned = 0.0158682 Jy ! Total flux subtracted in 200 components = 0.0158682 Jy ! Clean residual min=-0.009304 max=0.011535 Jy/beam ! Clean residual mean=0.000107 rms=0.002832 Jy/beam ! Combined flux in latest and established models = 1.44462 Jy ! Performing phase self-cal ! Adding 41 model components to the UV plane model. ! The established model now contains 507 components and 1.44462 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.077253Jy sigma=0.457770 ! Fit after self-cal, rms=0.077236Jy sigma=0.457593 ! Inverting map ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.077236Jy sigma=0.457593 ! Fit after self-cal, rms=0.077189Jy sigma=0.456923 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=2.828 mas, bmaj=6.802 mas, bpa=-5.425 degrees ! Estimated noise=1.92527 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.516789 Jy ! Component: 100 - total flux cleaned = 0.687943 Jy ! Component: 150 - total flux cleaned = 0.789434 Jy ! Component: 200 - total flux cleaned = 0.853794 Jy ! Total flux subtracted in 200 components = 0.853794 Jy ! Clean residual min=-0.020559 max=0.034044 Jy/beam ! Clean residual mean=0.000086 rms=0.005948 Jy/beam ! Combined flux in latest and established models = 0.853794 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 0.853794 Jy ! Inverting map and beam ! Estimated beam: bmin=3.262 mas, bmaj=7.643 mas, bpa=-6.268 degrees ! Estimated noise=1.45726 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 = 0.0550345 Jy ! Component: 100 - total flux cleaned = 0.0963749 Jy ! Component: 150 - total flux cleaned = 0.130831 Jy ! Component: 200 - total flux cleaned = 0.160604 Jy ! Total flux subtracted in 200 components = 0.160604 Jy ! Clean residual min=-0.018077 max=0.024624 Jy/beam ! Clean residual mean=0.000234 rms=0.006465 Jy/beam ! Combined flux in latest and established models = 1.0144 Jy ! Adding 56 model components to the UV plane model. ! The established model now contains 72 components and 1.0144 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=7.211 mas, bmaj=11.11 mas, bpa=-6.446 degrees ! Estimated noise=1.893 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0538884 Jy ! Component: 100 - total flux cleaned = 0.09846 Jy ! Component: 150 - total flux cleaned = 0.137158 Jy ! Component: 200 - total flux cleaned = 0.171191 Jy ! Total flux subtracted in 200 components = 0.171191 Jy ! Clean residual min=-0.028166 max=0.037525 Jy/beam ! Clean residual mean=0.000374 rms=0.009427 Jy/beam ! Combined flux in latest and established models = 1.18559 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 = 0.0300657 Jy ! Component: 100 - total flux cleaned = 0.0567375 Jy ! Component: 150 - total flux cleaned = 0.080524 Jy ! Component: 200 - total flux cleaned = 0.101818 Jy ! Total flux subtracted in 200 components = 0.101818 Jy ! Clean residual min=-0.022912 max=0.030718 Jy/beam ! Clean residual mean=0.000297 rms=0.007452 Jy/beam ! Combined flux in latest and established models = 1.28741 Jy ! Adding 179 model components to the UV plane model. ! The established model now contains 237 components and 1.28741 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=3.262 mas, bmaj=7.643 mas, bpa=-6.268 degrees ! Estimated noise=1.45726 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0158167 Jy ! Component: 100 - total flux cleaned = 0.028688 Jy ! Component: 150 - total flux cleaned = 0.0401516 Jy ! Component: 200 - total flux cleaned = 0.0506697 Jy ! Total flux subtracted in 200 components = 0.0506697 Jy ! Clean residual min=-0.011602 max=0.015814 Jy/beam ! Clean residual mean=0.000139 rms=0.003475 Jy/beam ! Combined flux in latest and established models = 1.33808 Jy selfcal ! Performing phase self-cal ! Adding 34 model components to the UV plane model. ! The established model now contains 267 components and 1.33808 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.084650Jy sigma=0.509114 ! Fit after self-cal, rms=0.084097Jy sigma=0.504359 wmodel J1640+1220_S_map.mod ! Writing 267 model components to file: J1640+1220_S_map.mod wobs J1640+1220_S_uvs.fits ! Writing UV FITS file: J1640+1220_S_uvs.fits wwins J1640+1220_S_map.win ! wwins: Wrote 6 windows to J1640+1220_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 = 0.00687426 Jy ! Component: 100 - total flux cleaned = 0.0128861 Jy ! Component: 150 - total flux cleaned = 0.0184248 Jy ! Component: 200 - total flux cleaned = 0.0223557 Jy ! Component: 250 - total flux cleaned = 0.0250964 Jy ! Component: 300 - total flux cleaned = 0.0275148 Jy ! Component: 350 - total flux cleaned = 0.0293025 Jy ! Component: 400 - total flux cleaned = 0.0308567 Jy ! Component: 450 - total flux cleaned = 0.0321951 Jy ! Component: 500 - total flux cleaned = 0.0338252 Jy ! Component: 550 - total flux cleaned = 0.0349407 Jy ! Component: 600 - total flux cleaned = 0.0361858 Jy ! Component: 650 - total flux cleaned = 0.0372475 Jy ! Component: 700 - total flux cleaned = 0.0376947 Jy ! Component: 750 - total flux cleaned = 0.0385697 Jy ! Component: 800 - total flux cleaned = 0.0394247 Jy ! Component: 850 - total flux cleaned = 0.0398475 Jy ! Component: 900 - total flux cleaned = 0.0408038 Jy ! Component: 950 - total flux cleaned = 0.0417399 Jy ! Component: 1000 - total flux cleaned = 0.0421333 Jy ! Component: 1050 - total flux cleaned = 0.0430396 Jy ! Component: 1100 - total flux cleaned = 0.0437995 Jy ! Component: 1150 - total flux cleaned = 0.0436725 Jy ! Component: 1200 - total flux cleaned = 0.0442893 Jy ! Component: 1250 - total flux cleaned = 0.044531 Jy ! Component: 1300 - total flux cleaned = 0.0447694 Jy ! Component: 1350 - total flux cleaned = 0.0451231 Jy ! Component: 1400 - total flux cleaned = 0.0453575 Jy ! Component: 1450 - total flux cleaned = 0.0460421 Jy ! Component: 1500 - total flux cleaned = 0.0462672 Jy ! Component: 1550 - total flux cleaned = 0.0467087 Jy ! Component: 1600 - total flux cleaned = 0.0469266 Jy ! Component: 1650 - total flux cleaned = 0.0473567 Jy ! Component: 1700 - total flux cleaned = 0.0478889 Jy ! Component: 1750 - total flux cleaned = 0.0480987 Jy ! Component: 1800 - total flux cleaned = 0.0486175 Jy ! Component: 1850 - total flux cleaned = 0.0486175 Jy ! Component: 1900 - total flux cleaned = 0.0493271 Jy ! Component: 1950 - total flux cleaned = 0.0500243 Jy ! Component: 2000 - total flux cleaned = 0.0502213 Jy ! Component: 2050 - total flux cleaned = 0.0506092 Jy ! Component: 2100 - total flux cleaned = 0.0512831 Jy ! Component: 2150 - total flux cleaned = 0.0519453 Jy ! Component: 2200 - total flux cleaned = 0.0524137 Jy ! Component: 2250 - total flux cleaned = 0.0532457 Jy ! Component: 2300 - total flux cleaned = 0.0536101 Jy ! Component: 2350 - total flux cleaned = 0.0540623 Jy ! Component: 2400 - total flux cleaned = 0.0545102 Jy ! Component: 2450 - total flux cleaned = 0.0552191 Jy ! Component: 2500 - total flux cleaned = 0.0557416 Jy ! Component: 2550 - total flux cleaned = 0.0563443 Jy ! Component: 2600 - total flux cleaned = 0.0570255 Jy ! Component: 2650 - total flux cleaned = 0.0572776 Jy ! Component: 2700 - total flux cleaned = 0.0577774 Jy ! Component: 2750 - total flux cleaned = 0.0586018 Jy ! Component: 2800 - total flux cleaned = 0.0589281 Jy ! Component: 2850 - total flux cleaned = 0.0594929 Jy ! Component: 2900 - total flux cleaned = 0.0599734 Jy ! Component: 2950 - total flux cleaned = 0.0604453 Jy ! Component: 3000 - total flux cleaned = 0.0610706 Jy ! Component: 3050 - total flux cleaned = 0.0616887 Jy ! Component: 3100 - total flux cleaned = 0.0625274 Jy ! Component: 3150 - total flux cleaned = 0.0629048 Jy ! Component: 3200 - total flux cleaned = 0.0635025 Jy ! Component: 3250 - total flux cleaned = 0.0637999 Jy ! Component: 3300 - total flux cleaned = 0.0643129 Jy ! Component: 3350 - total flux cleaned = 0.0648186 Jy ! Component: 3400 - total flux cleaned = 0.0651044 Jy ! Component: 3450 - total flux cleaned = 0.0656001 Jy ! Component: 3500 - total flux cleaned = 0.0661607 Jy ! Component: 3550 - total flux cleaned = 0.0666461 Jy ! Component: 3600 - total flux cleaned = 0.0667836 Jy ! Component: 3650 - total flux cleaned = 0.0672596 Jy ! Component: 3700 - total flux cleaned = 0.0677973 Jy ! Component: 3750 - total flux cleaned = 0.0682634 Jy ! Component: 3800 - total flux cleaned = 0.0687257 Jy ! Component: 3850 - total flux cleaned = 0.0690512 Jy ! Component: 3900 - total flux cleaned = 0.0691798 Jy ! Component: 3950 - total flux cleaned = 0.0698201 Jy ! Component: 4000 - total flux cleaned = 0.0701998 Jy ! Component: 4050 - total flux cleaned = 0.0704497 Jy ! Total flux subtracted in 4096 components = 0.0709473 Jy ! Clean residual min=-0.003398 max=0.003394 Jy/beam ! Clean residual mean=0.000045 rms=0.001281 Jy/beam ! Combined flux in latest and established models = 1.40902 Jy keep ! Adding 397 model components to the UV plane model. ! The established model now contains 660 components and 1.40902 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /image_prod/ug002_uva//J1640+1220_S_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.262 x 7.643 at -6.268 degrees (North through East) ! Clean map min=-0.0065255 max=0.68886 Jy/beam ! Writing clean map to FITS file: /image_prod/ug002_uva//J1640+1220_S_map.fits wmodel /image_prod/ug002_uva//J1640+1220_S_map.mod ! Writing 660 model components to file: /image_prod/ug002_uva//J1640+1220_S_map.mod wobs /image_prod/ug002_uva//J1640+1220_S_uvs.fits ! Writing UV FITS file: /image_prod/ug002_uva//J1640+1220_S_uvs.fits wwins /image_prod/ug002_uva//J1640+1220_S_map.win ! wwins: Wrote 7 windows to /image_prod/ug002_uva//J1640+1220_S_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.688858 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.00127987 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.557388 0.557388 1.11478 2.22955 4.4591 8.91821 17.8364 35.6728 71.3457 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0038 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.688 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 538.224 quit ! Quitting program ! Log file /image_prod/ug002_uva//J1640+1220_S_dfm.log closed on Thu Mar 5 02:51:59 2020