! Started logfile: /image_prod/ug002_uva//J1948+3943_S_dfm.log on Thu Mar 5 04:24:29 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//J1948+3943_S_uva.fits ! Reading UV FITS file: /image_prod/ug002_uva//J1948+3943_S_uva.fits ! AN table 1: 60 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.984074 visibilities/baseline/integration-bin. ! Found source: J1948+3943 ! ! 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 7971 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 J1948+3943_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. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=1.004442Jy sigma=8.226122 ! Fit after self-cal, rms=0.917055Jy sigma=7.488337 ! 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=3.181 mas, bmaj=4.965 mas, bpa=-15.19 degrees ! Estimated noise=1.60489 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 = 0.0619207 Jy ! Component: 100 - total flux cleaned = 0.0830993 Jy ! Total flux subtracted in 100 components = 0.0830993 Jy ! Clean residual min=-0.004400 max=0.009448 Jy/beam ! Clean residual mean=0.000012 rms=0.001291 Jy/beam ! Combined flux in latest and established models = 0.0830994 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 12 components and 0.0830994 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.073048Jy sigma=0.501913 ! Fit after self-cal, rms=0.072728Jy sigma=0.499529 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0107508 Jy ! Component: 100 - total flux cleaned = 0.0165021 Jy ! Total flux subtracted in 100 components = 0.0165021 Jy ! Clean residual min=-0.003722 max=0.004519 Jy/beam ! Clean residual mean=0.000009 rms=0.001044 Jy/beam ! Combined flux in latest and established models = 0.0996015 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 25 components and 0.0996015 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.070931Jy sigma=0.477683 ! Fit after self-cal, rms=0.070915Jy sigma=0.477439 ! 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=3.831 mas, bmaj=5.994 mas, bpa=-12.63 degrees ! Estimated noise=1.00298 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 = 0.00506928 Jy ! Component: 100 - total flux cleaned = 0.00769145 Jy ! Component: 150 - total flux cleaned = 0.00922079 Jy ! Component: 200 - total flux cleaned = 0.0101326 Jy ! Total flux subtracted in 200 components = 0.0101326 Jy ! Clean residual min=-0.004043 max=0.005201 Jy/beam ! Clean residual mean=0.000008 rms=0.001011 Jy/beam ! Combined flux in latest and established models = 0.109734 Jy ! Performing phase self-cal ! Adding 32 model components to the UV plane model. ! The established model now contains 50 components and 0.109734 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.070642Jy sigma=0.473263 ! Fit after self-cal, rms=0.070640Jy sigma=0.473216 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.831 x 5.994 at -12.63 degrees (North through East) ! Clean map min=-0.0039372 max=0.083701 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 1.03 HN 1.07 KP 0.98 ! LA 1.00 MK 1.02 NL 0.99 OV 0.88 ! PT 1.02 SC 1.10 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 0.99 HN 1.04 KP 1.01 ! LA 1.00 MK 0.98 NL 1.16 OV 0.92 ! PT 1.03 SC 0.76 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 0.99 HN 1.07 KP 1.02 ! LA 0.99 MK 1.03 NL 1.08 OV 0.89 ! PT 1.00 SC 1.00 ! ! ! Fit before self-cal, rms=0.070640Jy sigma=0.473216 ! Fit after self-cal, rms=0.068887Jy sigma=0.469402 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=3.835 mas, bmaj=5.997 mas, bpa=-11.6 degrees ! Estimated noise=0.999104 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 (-13.5, -2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00489947 Jy ! Component: 100 - total flux cleaned = 0.00764647 Jy ! Component: 150 - total flux cleaned = 0.00844443 Jy ! Component: 200 - total flux cleaned = 0.00888852 Jy ! Total flux subtracted in 200 components = 0.00888852 Jy ! Clean residual min=-0.003205 max=0.004276 Jy/beam ! Clean residual mean=0.000011 rms=0.000823 Jy/beam ! Combined flux in latest and established models = 0.118623 Jy ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 77 components and 0.118623 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.068558Jy sigma=0.465224 ! Fit after self-cal, rms=0.068539Jy sigma=0.464712 ! Inverting map ! Added new window around map position (-24, -4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00400742 Jy ! Component: 100 - total flux cleaned = 0.0060958 Jy ! Component: 150 - total flux cleaned = 0.0073232 Jy ! Component: 200 - total flux cleaned = 0.00757601 Jy ! Total flux subtracted in 200 components = 0.00757601 Jy ! Clean residual min=-0.003024 max=0.003993 Jy/beam ! Clean residual mean=0.000013 rms=0.000733 Jy/beam ! Combined flux in latest and established models = 0.126199 Jy ! Performing phase self-cal ! Adding 42 model components to the UV plane model. ! The established model now contains 118 components and 0.126199 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.068306Jy sigma=0.462185 ! Fit after self-cal, rms=0.068281Jy sigma=0.461951 ! Inverting map ! Added new window around map position (-38, -7.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0040143 Jy ! Component: 100 - total flux cleaned = 0.00667591 Jy ! Component: 150 - total flux cleaned = 0.00858601 Jy ! Component: 200 - total flux cleaned = 0.0100912 Jy ! Total flux subtracted in 200 components = 0.0100912 Jy ! Clean residual min=-0.002674 max=0.002361 Jy/beam ! Clean residual mean=0.000009 rms=0.000599 Jy/beam ! Combined flux in latest and established models = 0.13629 Jy ! Performing phase self-cal ! Adding 42 model components to the UV plane model. ! The established model now contains 155 components and 0.13629 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.068025Jy sigma=0.458793 ! Fit after self-cal, rms=0.067986Jy sigma=0.458604 ! 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=0.067986Jy sigma=0.458604 ! Fit after self-cal, rms=0.069385Jy sigma=0.455527 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.789 mas, bmaj=5.952 mas, bpa=-11.41 degrees ! Estimated noise=0.991108 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00116772 Jy ! Component: 100 - total flux cleaned = 0.00164658 Jy ! Component: 150 - total flux cleaned = 0.00187683 Jy ! Component: 200 - total flux cleaned = 0.00204984 Jy ! Total flux subtracted in 200 components = 0.00204984 Jy ! Clean residual min=-0.002086 max=0.002240 Jy/beam ! Clean residual mean=0.000012 rms=0.000486 Jy/beam ! Combined flux in latest and established models = 0.13834 Jy selfcal ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 176 components and 0.13834 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.069342Jy sigma=0.455054 ! Fit after self-cal, rms=0.069375Jy sigma=0.454981 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 (-52.5, -7). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00235155 Jy ! Component: 100 - total flux cleaned = 0.00373025 Jy ! Component: 150 - total flux cleaned = 0.00467018 Jy ! Component: 200 - total flux cleaned = 0.00510609 Jy ! Total flux subtracted in 200 components = 0.00510609 Jy ! Clean residual min=-0.001883 max=0.001941 Jy/beam ! Clean residual mean=0.000009 rms=0.000438 Jy/beam ! Combined flux in latest and established models = 0.143446 Jy ! Performing phase self-cal ! Adding 39 model components to the UV plane model. ! The established model now contains 208 components and 0.143446 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.069294Jy sigma=0.453986 ! Fit after self-cal, rms=0.069286Jy sigma=0.453903 ! Inverting map ! Added new window around map position (-39.5, 121). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00145605 Jy ! Component: 100 - total flux cleaned = 0.00182808 Jy ! Component: 150 - total flux cleaned = 0.00229719 Jy ! Component: 200 - total flux cleaned = 0.00275781 Jy ! Total flux subtracted in 200 components = 0.00275781 Jy ! Clean residual min=-0.001767 max=0.001532 Jy/beam ! Clean residual mean=0.000009 rms=0.000408 Jy/beam ! Combined flux in latest and established models = 0.146204 Jy ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 228 components and 0.146204 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.069231Jy sigma=0.453316 ! Fit after self-cal, rms=0.069223Jy sigma=0.453279 ! 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=0.069223Jy sigma=0.453279 ! Fit after self-cal, rms=0.069037Jy sigma=0.453200 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.787 mas, bmaj=5.949 mas, bpa=-11.4 degrees ! Estimated noise=0.989807 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000819966 Jy ! Component: 100 - total flux cleaned = 0.00122076 Jy ! Component: 150 - total flux cleaned = 0.00149547 Jy ! Component: 200 - total flux cleaned = 0.00169399 Jy ! Total flux subtracted in 200 components = 0.00169399 Jy ! Clean residual min=-0.001657 max=0.001523 Jy/beam ! Clean residual mean=0.000007 rms=0.000389 Jy/beam ! Combined flux in latest and established models = 0.147898 Jy selfcal ! Performing phase self-cal ! Adding 40 model components to the UV plane model. ! The established model now contains 244 components and 0.147898 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.069010Jy sigma=0.452938 ! Fit after self-cal, rms=0.069007Jy sigma=0.452924 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 = 0.000439326 Jy ! Component: 100 - total flux cleaned = 0.000598422 Jy ! Component: 150 - total flux cleaned = 0.000724565 Jy ! Component: 200 - total flux cleaned = 0.000845195 Jy ! Total flux subtracted in 200 components = 0.000845195 Jy ! Clean residual min=-0.001640 max=0.001530 Jy/beam ! Clean residual mean=0.000007 rms=0.000380 Jy/beam ! Combined flux in latest and established models = 0.148743 Jy ! Performing phase self-cal ! Adding 46 model components to the UV plane model. ! The established model now contains 256 components and 0.148743 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.068989Jy sigma=0.452763 ! Fit after self-cal, rms=0.068988Jy sigma=0.452758 ! 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=0.068988Jy sigma=0.452758 ! Fit after self-cal, rms=0.068893Jy sigma=0.452740 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=8.144 mas, bmaj=9.622 mas, bpa=-1.619 degrees ! Estimated noise=1.17268 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000720926 Jy ! Component: 100 - total flux cleaned = 0.000979419 Jy ! Component: 150 - total flux cleaned = 0.00108854 Jy ! Component: 200 - total flux cleaned = 0.00122386 Jy ! Total flux subtracted in 200 components = 0.00122386 Jy ! Clean residual min=-0.001804 max=0.001783 Jy/beam ! Clean residual mean=0.000013 rms=0.000466 Jy/beam ! Combined flux in latest and established models = 0.149967 Jy selfcal ! Performing phase self-cal ! Adding 42 model components to the UV plane model. ! The established model now contains 296 components and 0.149967 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.068881Jy sigma=0.452655 ! Fit after self-cal, rms=0.068878Jy sigma=0.452638 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 = 0.000317445 Jy ! Component: 100 - total flux cleaned = 0.000448016 Jy ! Component: 150 - total flux cleaned = 0.000566459 Jy ! Component: 200 - total flux cleaned = 0.000658733 Jy ! Total flux subtracted in 200 components = 0.000658733 Jy ! Clean residual min=-0.001754 max=0.001744 Jy/beam ! Clean residual mean=0.000013 rms=0.000458 Jy/beam ! Combined flux in latest and established models = 0.150625 Jy ! Performing phase self-cal ! Adding 36 model components to the UV plane model. ! The established model now contains 312 components and 0.150625 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.068873Jy sigma=0.452604 ! Fit after self-cal, rms=0.068873Jy sigma=0.452599 ! 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=3.787 mas, bmaj=5.944 mas, bpa=-11.37 degrees ! Estimated noise=0.990566 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.787 x 5.944 at -11.37 degrees (North through East) ! Clean map min=-0.0015263 max=0.082615 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=3.154 mas, bmaj=4.966 mas, bpa=-13.88 degrees ! Estimated noise=1.58868 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0616145 Jy ! Component: 100 - total flux cleaned = 0.0833465 Jy ! Component: 150 - total flux cleaned = 0.0939871 Jy ! Component: 200 - total flux cleaned = 0.100338 Jy ! Total flux subtracted in 200 components = 0.100338 Jy ! Clean residual min=-0.003637 max=0.004733 Jy/beam ! Clean residual mean=0.000011 rms=0.000952 Jy/beam ! Combined flux in latest and established models = 0.100338 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 31 model components to the UV plane model. ! The established model now contains 31 components and 0.100338 Jy ! Inverting map and beam ! Estimated beam: bmin=3.787 mas, bmaj=5.944 mas, bpa=-11.37 degrees ! Estimated noise=0.990566 mJy/beam. repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam keep new_peak = peak(flux) until(new_peak<=flux_cutoff) ! Added new window around map position (-5, -1). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00733836 Jy ! Component: 100 - total flux cleaned = 0.0126479 Jy ! Component: 150 - total flux cleaned = 0.0170537 Jy ! Component: 200 - total flux cleaned = 0.0208524 Jy ! Total flux subtracted in 200 components = 0.0208524 Jy ! Clean residual min=-0.002678 max=0.002529 Jy/beam ! Clean residual mean=0.000013 rms=0.000666 Jy/beam ! Combined flux in latest and established models = 0.12119 Jy ! Adding 47 model components to the UV plane model. ! The established model now contains 76 components and 0.12119 Jy ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 20 mega-wavelengths. clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=8.144 mas, bmaj=9.622 mas, bpa=-1.619 degrees ! Estimated noise=1.17268 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0055028 Jy ! Component: 100 - total flux cleaned = 0.00971475 Jy ! Component: 150 - total flux cleaned = 0.013023 Jy ! Component: 200 - total flux cleaned = 0.0157006 Jy ! Total flux subtracted in 200 components = 0.0157006 Jy ! Clean residual min=-0.002714 max=0.002182 Jy/beam ! Clean residual mean=0.000021 rms=0.000660 Jy/beam ! Combined flux in latest and established models = 0.136891 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 = 0.00224008 Jy ! Component: 100 - total flux cleaned = 0.00414146 Jy ! Component: 150 - total flux cleaned = 0.00570588 Jy ! Component: 200 - total flux cleaned = 0.00683481 Jy ! Total flux subtracted in 200 components = 0.00683481 Jy ! Clean residual min=-0.002293 max=0.001924 Jy/beam ! Clean residual mean=0.000018 rms=0.000539 Jy/beam ! Combined flux in latest and established models = 0.143726 Jy ! Adding 160 model components to the UV plane model. ! The established model now contains 220 components and 0.143726 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=3.787 mas, bmaj=5.944 mas, bpa=-11.37 degrees ! Estimated noise=0.990566 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000975051 Jy ! Component: 100 - total flux cleaned = 0.00183124 Jy ! Component: 150 - total flux cleaned = 0.0025581 Jy ! Component: 200 - total flux cleaned = 0.00322293 Jy ! Total flux subtracted in 200 components = 0.00322293 Jy ! Clean residual min=-0.001770 max=0.001531 Jy/beam ! Clean residual mean=0.000007 rms=0.000406 Jy/beam ! Combined flux in latest and established models = 0.146949 Jy selfcal ! Performing phase self-cal ! Adding 33 model components to the UV plane model. ! The established model now contains 253 components and 0.146949 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.068973Jy sigma=0.453424 ! Fit after self-cal, rms=0.068960Jy sigma=0.453300 wmodel J1948+3943_S_map.mod ! Writing 253 model components to file: J1948+3943_S_map.mod wobs J1948+3943_S_uvs.fits ! Writing UV FITS file: J1948+3943_S_uvs.fits wwins J1948+3943_S_map.win ! wwins: Wrote 7 windows to J1948+3943_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 = -0.000622299 Jy ! Component: 100 - total flux cleaned = -0.00092731 Jy ! Component: 150 - total flux cleaned = -0.00100582 Jy ! Component: 200 - total flux cleaned = -0.00108225 Jy ! Component: 250 - total flux cleaned = -0.00110696 Jy ! Component: 300 - total flux cleaned = -0.00103646 Jy ! Component: 350 - total flux cleaned = -0.00101363 Jy ! Component: 400 - total flux cleaned = -0.000922984 Jy ! Component: 450 - total flux cleaned = -0.000856106 Jy ! Component: 500 - total flux cleaned = -0.000768708 Jy ! Component: 550 - total flux cleaned = -0.000789948 Jy ! Component: 600 - total flux cleaned = -0.000747372 Jy ! Component: 650 - total flux cleaned = -0.000767787 Jy ! Component: 700 - total flux cleaned = -0.000746816 Jy ! Component: 750 - total flux cleaned = -0.000766857 Jy ! Component: 800 - total flux cleaned = -0.000747382 Jy ! Component: 850 - total flux cleaned = -0.000747936 Jy ! Component: 900 - total flux cleaned = -0.00082508 Jy ! Component: 950 - total flux cleaned = -0.000805922 Jy ! Component: 1000 - total flux cleaned = -0.000842944 Jy ! Component: 1050 - total flux cleaned = -0.000842788 Jy ! Component: 1100 - total flux cleaned = -0.000824062 Jy ! Component: 1150 - total flux cleaned = -0.000770167 Jy ! Component: 1200 - total flux cleaned = -0.000698793 Jy ! Component: 1250 - total flux cleaned = -0.000645861 Jy ! Component: 1300 - total flux cleaned = -0.000611012 Jy ! Component: 1350 - total flux cleaned = -0.000611092 Jy ! Component: 1400 - total flux cleaned = -0.000542964 Jy ! Component: 1450 - total flux cleaned = -0.000576793 Jy ! Component: 1500 - total flux cleaned = -0.000543422 Jy ! Component: 1550 - total flux cleaned = -0.000493917 Jy ! Component: 1600 - total flux cleaned = -0.000428993 Jy ! Component: 1650 - total flux cleaned = -0.000493165 Jy ! Component: 1700 - total flux cleaned = -0.000429292 Jy ! Component: 1750 - total flux cleaned = -0.000429269 Jy ! Component: 1800 - total flux cleaned = -0.000397955 Jy ! Component: 1850 - total flux cleaned = -0.000305117 Jy ! Component: 1900 - total flux cleaned = -0.000366274 Jy ! Component: 1950 - total flux cleaned = -0.000274913 Jy ! Component: 2000 - total flux cleaned = -0.000169566 Jy ! Component: 2050 - total flux cleaned = -0.000139936 Jy ! Component: 2100 - total flux cleaned = -0.00012527 Jy ! Component: 2150 - total flux cleaned = -9.60458e-05 Jy ! Component: 2200 - total flux cleaned = -5.24279e-05 Jy ! Component: 2250 - total flux cleaned = -9.05629e-06 Jy ! Component: 2300 - total flux cleaned = 9.10953e-05 Jy ! Component: 2350 - total flux cleaned = 4.86483e-05 Jy ! Component: 2400 - total flux cleaned = 0.000132816 Jy ! Component: 2450 - total flux cleaned = 0.000174642 Jy ! Component: 2500 - total flux cleaned = 0.000229832 Jy ! Component: 2550 - total flux cleaned = 0.000216082 Jy ! Component: 2600 - total flux cleaned = 0.000324876 Jy ! Component: 2650 - total flux cleaned = 0.000324948 Jy ! Component: 2700 - total flux cleaned = 0.000338286 Jy ! Component: 2750 - total flux cleaned = 0.000364916 Jy ! Component: 2800 - total flux cleaned = 0.000325278 Jy ! Component: 2850 - total flux cleaned = 0.000417132 Jy ! Component: 2900 - total flux cleaned = 0.000429892 Jy ! Component: 2950 - total flux cleaned = 0.000455593 Jy ! Component: 3000 - total flux cleaned = 0.000532379 Jy ! Component: 3050 - total flux cleaned = 0.000506839 Jy ! Component: 3100 - total flux cleaned = 0.000532009 Jy ! Component: 3150 - total flux cleaned = 0.000519462 Jy ! Component: 3200 - total flux cleaned = 0.000531986 Jy ! Component: 3250 - total flux cleaned = 0.000569027 Jy ! Component: 3300 - total flux cleaned = 0.000544486 Jy ! Component: 3350 - total flux cleaned = 0.00056899 Jy ! Component: 3400 - total flux cleaned = 0.000617439 Jy ! Component: 3450 - total flux cleaned = 0.000545013 Jy ! Component: 3500 - total flux cleaned = 0.000545031 Jy ! Component: 3550 - total flux cleaned = 0.000616298 Jy ! Component: 3600 - total flux cleaned = 0.000580688 Jy ! Component: 3650 - total flux cleaned = 0.000639587 Jy ! Component: 3700 - total flux cleaned = 0.000662844 Jy ! Component: 3750 - total flux cleaned = 0.000627941 Jy ! Component: 3800 - total flux cleaned = 0.000604933 Jy ! Component: 3850 - total flux cleaned = 0.000650788 Jy ! Component: 3900 - total flux cleaned = 0.000662172 Jy ! Component: 3950 - total flux cleaned = 0.000662169 Jy ! Component: 4000 - total flux cleaned = 0.000684601 Jy ! Component: 4050 - total flux cleaned = 0.000707022 Jy ! Total flux subtracted in 4096 components = 0.000718134 Jy ! Clean residual min=-0.000622 max=0.000737 Jy/beam ! Clean residual mean=0.000001 rms=0.000205 Jy/beam ! Combined flux in latest and established models = 0.147667 Jy keep ! Adding 295 model components to the UV plane model. ! The established model now contains 548 components and 0.147667 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /image_prod/ug002_uva//J1948+3943_S_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.787 x 5.944 at -11.37 degrees (North through East) ! Clean map min=-0.0012685 max=0.082826 Jy/beam ! Writing clean map to FITS file: /image_prod/ug002_uva//J1948+3943_S_map.fits wmodel /image_prod/ug002_uva//J1948+3943_S_map.mod ! Writing 548 model components to file: /image_prod/ug002_uva//J1948+3943_S_map.mod wobs /image_prod/ug002_uva//J1948+3943_S_uvs.fits ! Writing UV FITS file: /image_prod/ug002_uva//J1948+3943_S_uvs.fits wwins /image_prod/ug002_uva//J1948+3943_S_map.win ! wwins: Wrote 8 windows to /image_prod/ug002_uva//J1948+3943_S_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0828264 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000203556 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.737289 0.737289 1.47458 2.94915 5.89831 11.7966 23.5932 47.1865 94.373 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0006 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.082 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 406.896 quit ! Quitting program ! Log file /image_prod/ug002_uva//J1948+3943_S_dfm.log closed on Thu Mar 5 04:24:33 2020