! Started logfile: /image_prod/ug002_uva//J0231+1322_S_dfm.log on Wed Mar 4 19:34:49 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//J0231+1322_S_uva.fits ! Reading UV FITS file: /image_prod/ug002_uva//J0231+1322_S_uva.fits ! AN table 1: 18 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.865432 visibilities/baseline/integration-bin. ! Found source: J0231+1322 ! ! 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 2103 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 J0231+1322_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 16 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 16 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 16 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=2.326150Jy sigma=7.638440 ! Fit after self-cal, rms=1.120352Jy sigma=3.628284 ! 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=2.676 mas, bmaj=6.642 mas, bpa=-3.951 degrees ! Estimated noise=5.55618 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 = 1.5793 Jy ! Component: 100 - total flux cleaned = 1.9438 Jy ! Total flux subtracted in 100 components = 1.9438 Jy ! Clean residual min=-0.065880 max=0.136190 Jy/beam ! Clean residual mean=-0.000041 rms=0.014649 Jy/beam ! Combined flux in latest and established models = 1.9438 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 7 components and 1.9438 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.332698Jy sigma=0.973358 ! Fit after self-cal, rms=0.332606Jy sigma=0.973038 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.138552 Jy ! Component: 100 - total flux cleaned = 0.198619 Jy ! Total flux subtracted in 100 components = 0.198619 Jy ! Clean residual min=-0.057726 max=0.048384 Jy/beam ! Clean residual mean=0.000010 rms=0.010878 Jy/beam ! Combined flux in latest and established models = 2.14242 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 10 components and 2.14242 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.269671Jy sigma=0.764750 ! Fit after self-cal, rms=0.269363Jy sigma=0.763632 ! 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=3.129 mas, bmaj=7.503 mas, bpa=-3.929 degrees ! Estimated noise=4.82156 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 = 0.0263846 Jy ! Component: 100 - total flux cleaned = 0.0277639 Jy ! Component: 150 - total flux cleaned = 0.0277976 Jy ! Component: 200 - total flux cleaned = 0.0274633 Jy ! Total flux subtracted in 200 components = 0.0274633 Jy ! Clean residual min=-0.057772 max=0.047729 Jy/beam ! Clean residual mean=-0.000017 rms=0.010360 Jy/beam ! Combined flux in latest and established models = 2.16988 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 21 components and 2.16988 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.265679Jy sigma=0.755293 ! Fit after self-cal, rms=0.265625Jy sigma=0.755087 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.129 x 7.503 at -3.929 degrees (North through East) ! Clean map min=-0.05584 max=2.0416 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 1.01 HN 1.01 KP 1.01 ! LA 1.06 MK 1.00 NL 0.97 OV 0.93 ! PT 1.03 SC 1.00 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 1.00 HN 1.00 KP 1.08 ! LA 1.04 MK 1.00 NL 0.87 OV 0.93 ! PT 1.06 SC 1.00 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 1.02 HN 1.02 KP 1.06 ! LA 1.06 MK 1.02 NL 0.91 OV 0.92 ! PT 1.07 SC 1.04 ! ! ! Fit before self-cal, rms=0.265625Jy sigma=0.755087 ! Fit after self-cal, rms=0.194902Jy sigma=0.566163 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=3.136 mas, bmaj=7.484 mas, bpa=-4.014 degrees ! Estimated noise=4.83256 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 = 0.00668961 Jy ! Component: 100 - total flux cleaned = 0.00647483 Jy ! Component: 150 - total flux cleaned = 0.00683636 Jy ! Component: 200 - total flux cleaned = 0.006989 Jy ! Total flux subtracted in 200 components = 0.006989 Jy ! Clean residual min=-0.025755 max=0.029945 Jy/beam ! Clean residual mean=0.000058 rms=0.006332 Jy/beam ! Combined flux in latest and established models = 2.17687 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 32 components and 2.17687 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.193959Jy sigma=0.565320 ! Fit after self-cal, rms=0.193943Jy sigma=0.565243 ! 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=0.193943Jy sigma=0.565243 ! Fit after self-cal, rms=0.092555Jy sigma=0.290953 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.128 mas, bmaj=7.497 mas, bpa=-4.11 degrees ! Estimated noise=4.83995 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00732269 Jy ! Component: 100 - total flux cleaned = 0.00824217 Jy ! Component: 150 - total flux cleaned = 0.00828063 Jy ! Component: 200 - total flux cleaned = 0.00794668 Jy ! Total flux subtracted in 200 components = 0.00794668 Jy ! Clean residual min=-0.010963 max=0.019605 Jy/beam ! Clean residual mean=0.000017 rms=0.003346 Jy/beam ! Combined flux in latest and established models = 2.18482 Jy selfcal ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 36 components and 2.18482 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.091791Jy sigma=0.288215 ! Fit after self-cal, rms=0.091762Jy sigma=0.288124 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 (5.5, 3.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0166953 Jy ! Component: 100 - total flux cleaned = 0.0231065 Jy ! Component: 150 - total flux cleaned = 0.0250492 Jy ! Component: 200 - total flux cleaned = 0.026307 Jy ! Total flux subtracted in 200 components = 0.026307 Jy ! Clean residual min=-0.010229 max=0.014027 Jy/beam ! Clean residual mean=0.000010 rms=0.003026 Jy/beam ! Combined flux in latest and established models = 2.21113 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 56 components and 2.21113 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.088348Jy sigma=0.277209 ! Fit after self-cal, rms=0.088059Jy sigma=0.276428 ! Inverting map ! Added new window around map position (31, 6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0147226 Jy ! Component: 100 - total flux cleaned = 0.0245066 Jy ! Component: 150 - total flux cleaned = 0.0318847 Jy ! Component: 200 - total flux cleaned = 0.03812 Jy ! Total flux subtracted in 200 components = 0.03812 Jy ! Clean residual min=-0.009464 max=0.012004 Jy/beam ! Clean residual mean=0.000014 rms=0.002634 Jy/beam ! Combined flux in latest and established models = 2.24925 Jy ! Performing phase self-cal ! Adding 38 model components to the UV plane model. ! The established model now contains 91 components and 2.24925 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.084471Jy sigma=0.266707 ! Fit after self-cal, rms=0.084301Jy sigma=0.266193 ! Inverting map ! Added new window around map position (107, 124.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0104869 Jy ! Component: 100 - total flux cleaned = 0.0169138 Jy ! Component: 150 - total flux cleaned = 0.0219542 Jy ! Component: 200 - total flux cleaned = 0.0250923 Jy ! Total flux subtracted in 200 components = 0.0250923 Jy ! Clean residual min=-0.008660 max=0.009505 Jy/beam ! Clean residual mean=0.000017 rms=0.002440 Jy/beam ! Combined flux in latest and established models = 2.27434 Jy ! Performing phase self-cal ! Adding 34 model components to the UV plane model. ! The established model now contains 109 components and 2.27434 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.082557Jy sigma=0.260420 ! Fit after self-cal, rms=0.082475Jy sigma=0.260160 ! 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=0.082475Jy sigma=0.260160 ! Fit after self-cal, rms=0.072681Jy sigma=0.224814 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.12 mas, bmaj=7.485 mas, bpa=-4.102 degrees ! Estimated noise=4.83591 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00811237 Jy ! Component: 100 - total flux cleaned = 0.0132952 Jy ! Component: 150 - total flux cleaned = 0.0173713 Jy ! Component: 200 - total flux cleaned = 0.0208764 Jy ! Total flux subtracted in 200 components = 0.0208764 Jy ! Clean residual min=-0.006652 max=0.008370 Jy/beam ! Clean residual mean=0.000012 rms=0.001810 Jy/beam ! Combined flux in latest and established models = 2.29522 Jy selfcal ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 131 components and 2.29522 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.071361Jy sigma=0.221155 ! Fit after self-cal, rms=0.071277Jy sigma=0.220887 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 (-32.5, 63). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00762137 Jy ! Component: 100 - total flux cleaned = 0.0114656 Jy ! Component: 150 - total flux cleaned = 0.0135229 Jy ! Component: 200 - total flux cleaned = 0.0151605 Jy ! Total flux subtracted in 200 components = 0.0151605 Jy ! Clean residual min=-0.006301 max=0.007058 Jy/beam ! Clean residual mean=0.000008 rms=0.001678 Jy/beam ! Combined flux in latest and established models = 2.31038 Jy ! Performing phase self-cal ! Adding 35 model components to the UV plane model. ! The established model now contains 161 components and 2.31038 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.070249Jy sigma=0.217875 ! Fit after self-cal, rms=0.070175Jy sigma=0.217655 ! Inverting map ! Added new window around map position (12, 3). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00686723 Jy ! Component: 100 - total flux cleaned = 0.00969126 Jy ! Component: 150 - total flux cleaned = 0.0112962 Jy ! Component: 200 - total flux cleaned = 0.0131222 Jy ! Total flux subtracted in 200 components = 0.0131222 Jy ! Clean residual min=-0.005666 max=0.005665 Jy/beam ! Clean residual mean=0.000004 rms=0.001547 Jy/beam ! Combined flux in latest and established models = 2.3235 Jy ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 180 components and 2.3235 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.069342Jy sigma=0.214779 ! Fit after self-cal, rms=0.069298Jy sigma=0.214596 ! 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=0.069298Jy sigma=0.214596 ! Fit after self-cal, rms=0.069001Jy sigma=0.213677 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=7.006 mas, bmaj=11.03 mas, bpa=-5.46 degrees ! Estimated noise=6.31343 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.006074 Jy ! Component: 100 - total flux cleaned = 0.010395 Jy ! Component: 150 - total flux cleaned = 0.0137645 Jy ! Component: 200 - total flux cleaned = 0.0158931 Jy ! Total flux subtracted in 200 components = 0.0158931 Jy ! Clean residual min=-0.007013 max=0.008008 Jy/beam ! Clean residual mean=0.000009 rms=0.002243 Jy/beam ! Combined flux in latest and established models = 2.33939 Jy selfcal ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 199 components and 2.33939 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.068639Jy sigma=0.212892 ! Fit after self-cal, rms=0.068614Jy sigma=0.212790 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 = 0.0026563 Jy ! Component: 100 - total flux cleaned = 0.00397218 Jy ! Component: 150 - total flux cleaned = 0.00505788 Jy ! Component: 200 - total flux cleaned = 0.00574241 Jy ! Total flux subtracted in 200 components = 0.00574241 Jy ! Clean residual min=-0.006678 max=0.007909 Jy/beam ! Clean residual mean=0.000006 rms=0.002175 Jy/beam ! Combined flux in latest and established models = 2.34513 Jy ! Performing phase self-cal ! Adding 32 model components to the UV plane model. ! The established model now contains 217 components and 2.34513 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.068511Jy sigma=0.212653 ! Fit after self-cal, rms=0.068511Jy sigma=0.212626 ! 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=3.119 mas, bmaj=7.481 mas, bpa=-4.103 degrees ! Estimated noise=4.83648 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.119 x 7.481 at -4.103 degrees (North through East) ! Clean map min=-0.0053797 max=2.0474 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=0.068511Jy sigma=0.212626 ! Fit after self-cal, rms=0.062920Jy sigma=0.189663 ! Inverting map and beam ! Estimated beam: bmin=3.118 mas, bmaj=7.479 mas, bpa=-4.11 degrees ! Estimated noise=4.83799 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00145759 Jy ! Component: 100 - total flux cleaned = 0.00134649 Jy ! Component: 150 - total flux cleaned = 0.00134255 Jy ! Component: 200 - total flux cleaned = 0.00134359 Jy ! Total flux subtracted in 200 components = 0.00134359 Jy ! Clean residual min=-0.005354 max=0.004996 Jy/beam ! Clean residual mean=0.000004 rms=0.001390 Jy/beam ! Combined flux in latest and established models = 2.34648 Jy ! Performing phase self-cal ! Adding 34 model components to the UV plane model. ! The established model now contains 240 components and 2.34648 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.062588Jy sigma=0.188369 ! Fit after self-cal, rms=0.062568Jy sigma=0.188320 ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000872146 Jy ! Component: 100 - total flux cleaned = 0.00121974 Jy ! Component: 150 - total flux cleaned = 0.00155243 Jy ! Component: 200 - total flux cleaned = 0.00187067 Jy ! Total flux subtracted in 200 components = 0.00187067 Jy ! Clean residual min=-0.005298 max=0.004964 Jy/beam ! Clean residual mean=0.000004 rms=0.001365 Jy/beam ! Combined flux in latest and established models = 2.34835 Jy ! Performing phase self-cal ! Adding 45 model components to the UV plane model. ! The established model now contains 256 components and 2.34835 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.062371Jy sigma=0.187614 ! Fit after self-cal, rms=0.062370Jy sigma=0.187600 ! Inverting map ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.062370Jy sigma=0.187600 ! Fit after self-cal, rms=0.062326Jy sigma=0.187467 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=2.669 mas, bmaj=6.628 mas, bpa=-4.129 degrees ! Estimated noise=5.56336 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 1.58122 Jy ! Component: 100 - total flux cleaned = 1.95077 Jy ! Component: 150 - total flux cleaned = 2.09308 Jy ! Component: 200 - total flux cleaned = 2.15484 Jy ! Total flux subtracted in 200 components = 2.15484 Jy ! Clean residual min=-0.012425 max=0.027845 Jy/beam ! Clean residual mean=-0.000013 rms=0.003478 Jy/beam ! Combined flux in latest and established models = 2.15484 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 10 model components to the UV plane model. ! The established model now contains 10 components and 2.15484 Jy ! Inverting map and beam ! Estimated beam: bmin=3.118 mas, bmaj=7.477 mas, bpa=-4.11 degrees ! Estimated noise=4.83881 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 = 0.037304 Jy ! Component: 100 - total flux cleaned = 0.0596841 Jy ! Component: 150 - total flux cleaned = 0.0765069 Jy ! Component: 200 - total flux cleaned = 0.0902004 Jy ! Total flux subtracted in 200 components = 0.0902004 Jy ! Clean residual min=-0.009290 max=0.009552 Jy/beam ! Clean residual mean=0.000008 rms=0.002413 Jy/beam ! Combined flux in latest and established models = 2.24504 Jy ! Adding 22 model components to the UV plane model. ! The established model now contains 27 components and 2.24504 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=7.003 mas, bmaj=11.02 mas, bpa=-5.468 degrees ! Estimated noise=6.32063 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0191646 Jy ! Component: 100 - total flux cleaned = 0.0330137 Jy ! Component: 150 - total flux cleaned = 0.0443132 Jy ! Component: 200 - total flux cleaned = 0.0539045 Jy ! Total flux subtracted in 200 components = 0.0539045 Jy ! Clean residual min=-0.009083 max=0.010802 Jy/beam ! Clean residual mean=0.000023 rms=0.002909 Jy/beam ! Combined flux in latest and established models = 2.29894 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 = 0.00825525 Jy ! Component: 100 - total flux cleaned = 0.0153989 Jy ! Component: 150 - total flux cleaned = 0.0216008 Jy ! Component: 200 - total flux cleaned = 0.0270092 Jy ! Total flux subtracted in 200 components = 0.0270092 Jy ! Clean residual min=-0.008064 max=0.009225 Jy/beam ! Clean residual mean=0.000016 rms=0.002405 Jy/beam ! Combined flux in latest and established models = 2.32595 Jy ! Adding 100 model components to the UV plane model. ! The established model now contains 123 components and 2.32595 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=3.118 mas, bmaj=7.477 mas, bpa=-4.11 degrees ! Estimated noise=4.83881 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00564828 Jy ! Component: 100 - total flux cleaned = 0.00944419 Jy ! Component: 150 - total flux cleaned = 0.012431 Jy ! Component: 200 - total flux cleaned = 0.0143046 Jy ! Total flux subtracted in 200 components = 0.0143046 Jy ! Clean residual min=-0.006735 max=0.006108 Jy/beam ! Clean residual mean=0.000004 rms=0.001537 Jy/beam ! Combined flux in latest and established models = 2.34026 Jy selfcal ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 144 components and 2.34026 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.063688Jy sigma=0.193244 ! Fit after self-cal, rms=0.063564Jy sigma=0.192726 wmodel J0231+1322_S_map.mod ! Writing 144 model components to file: J0231+1322_S_map.mod wobs J0231+1322_S_uvs.fits ! Writing UV FITS file: J0231+1322_S_uvs.fits wwins J0231+1322_S_map.win ! wwins: Wrote 6 windows to J0231+1322_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 = -0.001845 Jy ! Component: 100 - total flux cleaned = -0.00249041 Jy ! Component: 150 - total flux cleaned = -0.00319761 Jy ! Component: 200 - total flux cleaned = -0.00377237 Jy ! Component: 250 - total flux cleaned = -0.00460289 Jy ! Component: 300 - total flux cleaned = -0.00495889 Jy ! Component: 350 - total flux cleaned = -0.0053916 Jy ! Component: 400 - total flux cleaned = -0.00581297 Jy ! Component: 450 - total flux cleaned = -0.00622217 Jy ! Component: 500 - total flux cleaned = -0.00662281 Jy ! Component: 550 - total flux cleaned = -0.00701422 Jy ! Component: 600 - total flux cleaned = -0.00739639 Jy ! Component: 650 - total flux cleaned = -0.00769477 Jy ! Component: 700 - total flux cleaned = -0.00813381 Jy ! Component: 750 - total flux cleaned = -0.00834755 Jy ! Component: 800 - total flux cleaned = -0.00841638 Jy ! Component: 850 - total flux cleaned = -0.00841726 Jy ! Component: 900 - total flux cleaned = -0.00889087 Jy ! Component: 950 - total flux cleaned = -0.00915489 Jy ! Component: 1000 - total flux cleaned = -0.00928428 Jy ! Component: 1050 - total flux cleaned = -0.00947627 Jy ! Component: 1100 - total flux cleaned = -0.00960258 Jy ! Component: 1150 - total flux cleaned = -0.00960209 Jy ! Component: 1200 - total flux cleaned = -0.0097257 Jy ! Component: 1250 - total flux cleaned = -0.00978803 Jy ! Component: 1300 - total flux cleaned = -0.0102662 Jy ! Component: 1350 - total flux cleaned = -0.0101487 Jy ! Component: 1400 - total flux cleaned = -0.0103226 Jy ! Component: 1450 - total flux cleaned = -0.0102657 Jy ! Component: 1500 - total flux cleaned = -0.0103797 Jy ! Component: 1550 - total flux cleaned = -0.0104915 Jy ! Component: 1600 - total flux cleaned = -0.0102702 Jy ! Component: 1650 - total flux cleaned = -0.010381 Jy ! Component: 1700 - total flux cleaned = -0.0105425 Jy ! Component: 1750 - total flux cleaned = -0.0104892 Jy ! Component: 1800 - total flux cleaned = -0.0105416 Jy ! Component: 1850 - total flux cleaned = -0.0104372 Jy ! Component: 1900 - total flux cleaned = -0.0103343 Jy ! Component: 1950 - total flux cleaned = -0.0103855 Jy ! Component: 2000 - total flux cleaned = -0.010234 Jy ! Component: 2050 - total flux cleaned = -0.0101839 Jy ! Component: 2100 - total flux cleaned = -0.00993775 Jy ! Component: 2150 - total flux cleaned = -0.00988986 Jy ! Component: 2200 - total flux cleaned = -0.00984146 Jy ! Component: 2250 - total flux cleaned = -0.00969891 Jy ! Component: 2300 - total flux cleaned = -0.00960529 Jy ! Component: 2350 - total flux cleaned = -0.00946536 Jy ! Component: 2400 - total flux cleaned = -0.00932678 Jy ! Component: 2450 - total flux cleaned = -0.0091904 Jy ! Component: 2500 - total flux cleaned = -0.00905431 Jy ! Component: 2550 - total flux cleaned = -0.00883063 Jy ! Component: 2600 - total flux cleaned = -0.00860864 Jy ! Component: 2650 - total flux cleaned = -0.00838883 Jy ! Component: 2700 - total flux cleaned = -0.00830141 Jy ! Component: 2750 - total flux cleaned = -0.0081298 Jy ! Component: 2800 - total flux cleaned = -0.00787466 Jy ! Component: 2850 - total flux cleaned = -0.00791642 Jy ! Component: 2900 - total flux cleaned = -0.00779039 Jy ! Component: 2950 - total flux cleaned = -0.0075421 Jy ! Component: 3000 - total flux cleaned = -0.00750064 Jy ! Component: 3050 - total flux cleaned = -0.00725744 Jy ! Component: 3100 - total flux cleaned = -0.00717728 Jy ! Component: 3150 - total flux cleaned = -0.00713753 Jy ! Component: 3200 - total flux cleaned = -0.00697985 Jy ! Component: 3250 - total flux cleaned = -0.00682357 Jy ! Component: 3300 - total flux cleaned = -0.00682384 Jy ! Component: 3350 - total flux cleaned = -0.0067476 Jy ! Component: 3400 - total flux cleaned = -0.00670965 Jy ! Component: 3450 - total flux cleaned = -0.00674735 Jy ! Component: 3500 - total flux cleaned = -0.00685873 Jy ! Component: 3550 - total flux cleaned = -0.00652552 Jy ! Component: 3600 - total flux cleaned = -0.00626893 Jy ! Component: 3650 - total flux cleaned = -0.00641504 Jy ! Component: 3700 - total flux cleaned = -0.00612685 Jy ! Component: 3750 - total flux cleaned = -0.00605508 Jy ! Component: 3800 - total flux cleaned = -0.00609053 Jy ! Component: 3850 - total flux cleaned = -0.00587933 Jy ! Component: 3900 - total flux cleaned = -0.00566992 Jy ! Component: 3950 - total flux cleaned = -0.0055319 Jy ! Component: 4000 - total flux cleaned = -0.00556653 Jy ! Component: 4050 - total flux cleaned = -0.00539637 Jy ! Total flux subtracted in 4096 components = -0.00529517 Jy ! Clean residual min=-0.002326 max=0.001810 Jy/beam ! Clean residual mean=-0.000005 rms=0.000643 Jy/beam ! Combined flux in latest and established models = 2.33496 Jy keep ! Adding 332 model components to the UV plane model. ! The established model now contains 476 components and 2.33496 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /image_prod/ug002_uva//J0231+1322_S_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.118 x 7.477 at -4.11 degrees (North through East) ! Clean map min=-0.0045854 max=2.0446 Jy/beam ! Writing clean map to FITS file: /image_prod/ug002_uva//J0231+1322_S_map.fits wmodel /image_prod/ug002_uva//J0231+1322_S_map.mod ! Writing 476 model components to file: /image_prod/ug002_uva//J0231+1322_S_map.mod wobs /image_prod/ug002_uva//J0231+1322_S_uvs.fits ! Writing UV FITS file: /image_prod/ug002_uva//J0231+1322_S_uvs.fits wwins /image_prod/ug002_uva//J0231+1322_S_map.win ! wwins: Wrote 7 windows to /image_prod/ug002_uva//J0231+1322_S_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 2.04461 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000632953 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.0928716 0.0928716 0.185743 0.371486 0.742973 1.48595 2.97189 5.94378 11.8876 23.7751 47.5503 95.1005 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0018 print "peak= ", int(1000*peak_flux)/1000 ! peak= 2.044 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 3230.27 quit ! Quitting program ! Log file /image_prod/ug002_uva//J0231+1322_S_dfm.log closed on Wed Mar 4 19:34:53 2020