! Started logfile: /image_prod/ug002_uva//J0923+4125_S_dfm.log on Wed Mar 4 22:58:22 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//J0923+4125_S_uva.fits ! Reading UV FITS file: /image_prod/ug002_uva//J0923+4125_S_uva.fits ! AN table 1: 20 integrations on 21 of 21 possible baselines. ! AN table 2: 40 integrations on 21 of 21 possible baselines. ! Apparent sampling: 0.889683 visibilities/baseline/integration-bin. ! Found source: J0923+4125 ! ! 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 40 lines of history. ! ! Reading 3363 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 J0923+4125_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 1 telescope corrections were flagged in sub-array 1. ! A total of 22 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 2. ! A total of 1 telescope corrections were flagged in sub-array 1. ! A total of 22 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 3. ! A total of 1 telescope corrections were flagged in sub-array 1. ! A total of 22 telescope corrections were flagged in sub-array 2. ! ! Fit before self-cal, rms=1.012956Jy sigma=7.971582 ! Fit after self-cal, rms=0.885479Jy sigma=6.921830 ! 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=3.038 mas, bmaj=4.888 mas, bpa=-3.113 degrees ! Estimated noise=2.37421 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 = 0.0857642 Jy ! Component: 100 - total flux cleaned = 0.11425 Jy ! Total flux subtracted in 100 components = 0.11425 Jy ! Clean residual min=-0.007886 max=0.014681 Jy/beam ! Clean residual mean=-0.000033 rms=0.002402 Jy/beam ! Combined flux in latest and established models = 0.11425 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 10 components and 0.11425 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.071631Jy sigma=0.510794 ! Fit after self-cal, rms=0.071255Jy sigma=0.508375 ! 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 = 0.0169237 Jy ! Component: 100 - total flux cleaned = 0.0265198 Jy ! Total flux subtracted in 100 components = 0.0265198 Jy ! Clean residual min=-0.005602 max=0.006299 Jy/beam ! Clean residual mean=-0.000016 rms=0.001542 Jy/beam ! Combined flux in latest and established models = 0.140769 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 17 components and 0.140769 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.066334Jy sigma=0.458573 ! Fit after self-cal, rms=0.066088Jy sigma=0.456901 ! 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=3.66 mas, bmaj=5.791 mas, bpa=-1.081 degrees ! Estimated noise=1.59864 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 = 0.00998922 Jy ! Component: 100 - total flux cleaned = 0.015575 Jy ! Component: 150 - total flux cleaned = 0.01905 Jy ! Component: 200 - total flux cleaned = 0.0214415 Jy ! Total flux subtracted in 200 components = 0.0214415 Jy ! Clean residual min=-0.003728 max=0.005018 Jy/beam ! Clean residual mean=-0.000009 rms=0.001067 Jy/beam ! Combined flux in latest and established models = 0.162211 Jy ! Performing phase self-cal ! Adding 39 model components to the UV plane model. ! The established model now contains 51 components and 0.162211 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.064652Jy sigma=0.442152 ! Fit after self-cal, rms=0.064486Jy sigma=0.440764 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.66 x 5.791 at -1.081 degrees (North through East) ! Clean map min=-0.0034453 max=0.11459 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 HN 1.17 KP 0.94 LA 1.04 ! MK 0.99 NL 1.05 OV 0.99 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.03 KP 0.97 LA 0.98 MK 1.05 ! NL 1.03 OV 0.96 SC 1.00 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.94 HN 1.08 KP 0.97 LA 0.99 ! MK 1.10 NL 0.92 OV 0.95 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.97 KP 0.98 LA 1.03 MK 1.01 ! NL 1.01 OV 1.00 SC 1.01 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 HN 1.13 KP 0.95 LA 0.94 ! MK 0.96 NL 1.06 OV 1.05 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.06 KP 0.96 LA 0.99 MK 0.93 ! NL 1.01 OV 0.97 SC 1.04 ! ! ! Fit before self-cal, rms=0.064486Jy sigma=0.440764 ! Fit after self-cal, rms=0.064566Jy sigma=0.437081 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=3.689 mas, bmaj=5.804 mas, bpa=-1.648 degrees ! Estimated noise=1.59167 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 = 0.00130469 Jy ! Component: 100 - total flux cleaned = 0.00158157 Jy ! Component: 150 - total flux cleaned = 0.00170545 Jy ! Component: 200 - total flux cleaned = 0.00190497 Jy ! Total flux subtracted in 200 components = 0.00190497 Jy ! Clean residual min=-0.003034 max=0.003489 Jy/beam ! Clean residual mean=-0.000003 rms=0.000833 Jy/beam ! Combined flux in latest and established models = 0.164116 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 60 components and 0.164116 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.064468Jy sigma=0.436450 ! Fit after self-cal, rms=0.064477Jy sigma=0.436265 ! 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=0.064477Jy sigma=0.436265 ! Fit after self-cal, rms=0.065535Jy sigma=0.435550 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.669 mas, bmaj=5.794 mas, bpa=-0.8974 degrees ! Estimated noise=1.59287 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00132561 Jy ! Component: 100 - total flux cleaned = 0.00191124 Jy ! Component: 150 - total flux cleaned = 0.00204184 Jy ! Component: 200 - total flux cleaned = 0.00213954 Jy ! Total flux subtracted in 200 components = 0.00213954 Jy ! Clean residual min=-0.002907 max=0.003423 Jy/beam ! Clean residual mean=-0.000002 rms=0.000787 Jy/beam ! Combined flux in latest and established models = 0.166255 Jy selfcal ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 67 components and 0.166255 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.065504Jy sigma=0.435297 ! Fit after self-cal, rms=0.065507Jy sigma=0.435238 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 (43, 84.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00346089 Jy ! Component: 100 - total flux cleaned = 0.00473177 Jy ! Component: 150 - total flux cleaned = 0.00501892 Jy ! Component: 200 - total flux cleaned = 0.00530039 Jy ! Total flux subtracted in 200 components = 0.00530039 Jy ! Clean residual min=-0.002622 max=0.002783 Jy/beam ! Clean residual mean=-0.000002 rms=0.000657 Jy/beam ! Combined flux in latest and established models = 0.171556 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 88 components and 0.171556 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.065303Jy sigma=0.433436 ! Fit after self-cal, rms=0.065293Jy sigma=0.433325 ! 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=0.065293Jy sigma=0.433325 ! Fit after self-cal, rms=0.065113Jy sigma=0.433196 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.665 mas, bmaj=5.797 mas, bpa=-0.6204 degrees ! Estimated noise=1.58685 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000898044 Jy ! Component: 100 - total flux cleaned = 0.00127586 Jy ! Component: 150 - total flux cleaned = 0.00156992 Jy ! Component: 200 - total flux cleaned = 0.00173359 Jy ! Total flux subtracted in 200 components = 0.00173359 Jy ! Clean residual min=-0.002509 max=0.002607 Jy/beam ! Clean residual mean=-0.000003 rms=0.000615 Jy/beam ! Combined flux in latest and established models = 0.173289 Jy selfcal ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 101 components and 0.173289 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.065060Jy sigma=0.432798 ! Fit after self-cal, rms=0.065056Jy sigma=0.432780 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 (78, 76). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00172071 Jy ! Component: 100 - total flux cleaned = 0.0018669 Jy ! Component: 150 - total flux cleaned = 0.00212665 Jy ! Component: 200 - total flux cleaned = 0.002289 Jy ! Total flux subtracted in 200 components = 0.002289 Jy ! Clean residual min=-0.002208 max=0.002455 Jy/beam ! Clean residual mean=-0.000002 rms=0.000563 Jy/beam ! Combined flux in latest and established models = 0.175578 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 117 components and 0.175578 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.064965Jy sigma=0.432027 ! Fit after self-cal, rms=0.064953Jy sigma=0.431947 ! Inverting map ! Added new window around map position (-10.5, -110). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 4.64759e-07 Jy ! Component: 100 - total flux cleaned = -0.000768484 Jy ! Component: 150 - total flux cleaned = -0.00109572 Jy ! Component: 200 - total flux cleaned = -0.0012155 Jy ! Total flux subtracted in 200 components = -0.0012155 Jy ! Clean residual min=-0.002033 max=0.002117 Jy/beam ! Clean residual mean=-0.000001 rms=0.000483 Jy/beam ! Combined flux in latest and established models = 0.174363 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 132 components and 0.174363 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.064798Jy sigma=0.430950 ! Fit after self-cal, rms=0.064804Jy sigma=0.430870 ! Inverting map ! Added new window around map position (23, -122). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000961525 Jy ! Component: 100 - total flux cleaned = 0.000966875 Jy ! Component: 150 - total flux cleaned = 0.000894095 Jy ! Component: 200 - total flux cleaned = 0.000828299 Jy ! Total flux subtracted in 200 components = 0.000828299 Jy ! Clean residual min=-0.001977 max=0.002042 Jy/beam ! Clean residual mean=-0.000002 rms=0.000448 Jy/beam ! Combined flux in latest and established models = 0.175191 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 146 components and 0.175191 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.064720Jy sigma=0.430331 ! Fit after self-cal, rms=0.064719Jy sigma=0.430296 ! Inverting map ! Added new window around map position (-112, -52). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000569846 Jy ! Component: 100 - total flux cleaned = 0.000107293 Jy ! Component: 150 - total flux cleaned = -0.00017981 Jy ! Component: 200 - total flux cleaned = -0.000250907 Jy ! Total flux subtracted in 200 components = -0.000250907 Jy ! Clean residual min=-0.001860 max=0.001671 Jy/beam ! Clean residual mean=-0.000001 rms=0.000410 Jy/beam ! Combined flux in latest and established models = 0.17494 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 165 components and 0.17494 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.064628Jy sigma=0.429644 ! Fit after self-cal, rms=0.064623Jy sigma=0.429601 ! 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=0.064623Jy sigma=0.429601 ! Fit after self-cal, rms=0.063861Jy sigma=0.429380 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=7.597 mas, bmaj=9.416 mas, bpa=12.94 degrees ! Estimated noise=1.8862 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00032849 Jy ! Component: 100 - total flux cleaned = -0.000112245 Jy ! Component: 150 - total flux cleaned = -0.000468197 Jy ! Component: 200 - total flux cleaned = -0.000591268 Jy ! Total flux subtracted in 200 components = -0.000591268 Jy ! Clean residual min=-0.001305 max=0.001486 Jy/beam ! Clean residual mean=-0.000001 rms=0.000392 Jy/beam ! Combined flux in latest and established models = 0.174349 Jy selfcal ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 189 components and 0.174349 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.063851Jy sigma=0.429292 ! Fit after self-cal, rms=0.063841Jy sigma=0.429275 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 = -0.000273333 Jy ! Component: 100 - total flux cleaned = -0.000442908 Jy ! Component: 150 - total flux cleaned = -0.000520396 Jy ! Component: 200 - total flux cleaned = -0.000519462 Jy ! Total flux subtracted in 200 components = -0.000519462 Jy ! Clean residual min=-0.001223 max=0.001461 Jy/beam ! Clean residual mean=-0.000001 rms=0.000370 Jy/beam ! Combined flux in latest and established models = 0.17383 Jy ! Performing phase self-cal ! Adding 42 model components to the UV plane model. ! The established model now contains 214 components and 0.17383 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.063834Jy sigma=0.429236 ! Fit after self-cal, rms=0.063834Jy sigma=0.429231 ! 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=3.654 mas, bmaj=5.79 mas, bpa=-0.5244 degrees ! Estimated noise=1.5769 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.654 x 5.79 at -0.5244 degrees (North through East) ! Clean map min=-0.0021719 max=0.11297 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=3.022 mas, bmaj=4.89 mas, bpa=-2.266 degrees ! Estimated noise=2.33237 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0839611 Jy ! Component: 100 - total flux cleaned = 0.114291 Jy ! Component: 150 - total flux cleaned = 0.131219 Jy ! Component: 200 - total flux cleaned = 0.141069 Jy ! Total flux subtracted in 200 components = 0.141069 Jy ! Clean residual min=-0.005169 max=0.006442 Jy/beam ! Clean residual mean=-0.000015 rms=0.001404 Jy/beam ! Combined flux in latest and established models = 0.141069 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 20 model components to the UV plane model. ! The established model now contains 20 components and 0.141069 Jy ! Inverting map and beam ! Estimated beam: bmin=3.654 mas, bmaj=5.79 mas, bpa=-0.5244 degrees ! Estimated noise=1.5769 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 (7.5, -0.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00956955 Jy ! Component: 100 - total flux cleaned = 0.0153439 Jy ! Component: 150 - total flux cleaned = 0.0187267 Jy ! Component: 200 - total flux cleaned = 0.0211974 Jy ! Total flux subtracted in 200 components = 0.0211974 Jy ! Clean residual min=-0.003047 max=0.002918 Jy/beam ! Clean residual mean=-0.000007 rms=0.000778 Jy/beam ! Combined flux in latest and established models = 0.162267 Jy ! Adding 46 model components to the UV plane model. ! The established model now contains 62 components and 0.162267 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=7.597 mas, bmaj=9.416 mas, bpa=12.94 degrees ! Estimated noise=1.8862 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00448592 Jy ! Component: 100 - total flux cleaned = 0.00550844 Jy ! Component: 150 - total flux cleaned = 0.00639016 Jy ! Component: 200 - total flux cleaned = 0.00721304 Jy ! Total flux subtracted in 200 components = 0.00721304 Jy ! Clean residual min=-0.002217 max=0.002161 Jy/beam ! Clean residual mean=-0.000004 rms=0.000631 Jy/beam ! Combined flux in latest and established models = 0.16948 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 = 0.000435175 Jy ! Component: 100 - total flux cleaned = 0.00056744 Jy ! Component: 150 - total flux cleaned = 0.000683691 Jy ! Component: 200 - total flux cleaned = 0.000844177 Jy ! Total flux subtracted in 200 components = 0.000844177 Jy ! Clean residual min=-0.001860 max=0.001797 Jy/beam ! Clean residual mean=-0.000002 rms=0.000518 Jy/beam ! Combined flux in latest and established models = 0.170324 Jy ! Adding 94 model components to the UV plane model. ! The established model now contains 147 components and 0.170324 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=3.654 mas, bmaj=5.79 mas, bpa=-0.5244 degrees ! Estimated noise=1.5769 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000509012 Jy ! Component: 100 - total flux cleaned = 0.000648424 Jy ! Component: 150 - total flux cleaned = 0.000714555 Jy ! Component: 200 - total flux cleaned = 0.000779826 Jy ! Total flux subtracted in 200 components = 0.000779826 Jy ! Clean residual min=-0.002140 max=0.002068 Jy/beam ! Clean residual mean=-0.000001 rms=0.000464 Jy/beam ! Combined flux in latest and established models = 0.171104 Jy selfcal ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 172 components and 0.171104 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.064040Jy sigma=0.430627 ! Fit after self-cal, rms=0.064017Jy sigma=0.430530 wmodel J0923+4125_S_map.mod ! Writing 172 model components to file: J0923+4125_S_map.mod wobs J0923+4125_S_uvs.fits ! Writing UV FITS file: J0923+4125_S_uvs.fits wwins J0923+4125_S_map.win ! wwins: Wrote 8 windows to J0923+4125_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 = -0.000294148 Jy ! Component: 100 - total flux cleaned = -0.000641464 Jy ! Component: 150 - total flux cleaned = -0.000938273 Jy ! Component: 200 - total flux cleaned = -0.00113907 Jy ! Component: 250 - total flux cleaned = -0.00127805 Jy ! Component: 300 - total flux cleaned = -0.00138569 Jy ! Component: 350 - total flux cleaned = -0.00143808 Jy ! Component: 400 - total flux cleaned = -0.00146409 Jy ! Component: 450 - total flux cleaned = -0.00156387 Jy ! Component: 500 - total flux cleaned = -0.00156415 Jy ! Component: 550 - total flux cleaned = -0.00165954 Jy ! Component: 600 - total flux cleaned = -0.00172885 Jy ! Component: 650 - total flux cleaned = -0.00172898 Jy ! Component: 700 - total flux cleaned = -0.00175173 Jy ! Component: 750 - total flux cleaned = -0.00177407 Jy ! Component: 800 - total flux cleaned = -0.00179522 Jy ! Component: 850 - total flux cleaned = -0.00175268 Jy ! Component: 900 - total flux cleaned = -0.0016697 Jy ! Component: 950 - total flux cleaned = -0.001629 Jy ! Component: 1000 - total flux cleaned = -0.00156852 Jy ! Component: 1050 - total flux cleaned = -0.00150863 Jy ! Component: 1100 - total flux cleaned = -0.00146939 Jy ! Component: 1150 - total flux cleaned = -0.00143048 Jy ! Component: 1200 - total flux cleaned = -0.00139208 Jy ! Component: 1250 - total flux cleaned = -0.00135401 Jy ! Component: 1300 - total flux cleaned = -0.00124204 Jy ! Component: 1350 - total flux cleaned = -0.00122365 Jy ! Component: 1400 - total flux cleaned = -0.00115054 Jy ! Component: 1450 - total flux cleaned = -0.00106046 Jy ! Component: 1500 - total flux cleaned = -0.000954004 Jy ! Component: 1550 - total flux cleaned = -0.00095413 Jy ! Component: 1600 - total flux cleaned = -0.00088441 Jy ! Component: 1650 - total flux cleaned = -0.000884611 Jy ! Component: 1700 - total flux cleaned = -0.000816231 Jy ! Component: 1750 - total flux cleaned = -0.000815909 Jy ! Component: 1800 - total flux cleaned = -0.000715355 Jy ! Component: 1850 - total flux cleaned = -0.000715331 Jy ! Component: 1900 - total flux cleaned = -0.000649561 Jy ! Component: 1950 - total flux cleaned = -0.000584789 Jy ! Component: 2000 - total flux cleaned = -0.000584859 Jy ! Component: 2050 - total flux cleaned = -0.000520999 Jy ! Component: 2100 - total flux cleaned = -0.000489359 Jy ! Component: 2150 - total flux cleaned = -0.000458226 Jy ! Component: 2200 - total flux cleaned = -0.000427029 Jy ! Component: 2250 - total flux cleaned = -0.000334847 Jy ! Component: 2300 - total flux cleaned = -0.000319588 Jy ! Component: 2350 - total flux cleaned = -0.000289443 Jy ! Component: 2400 - total flux cleaned = -0.000244346 Jy ! Component: 2450 - total flux cleaned = -0.000214668 Jy ! Component: 2500 - total flux cleaned = -0.000170364 Jy ! Component: 2550 - total flux cleaned = -0.00012644 Jy ! Component: 2600 - total flux cleaned = -9.75205e-05 Jy ! Component: 2650 - total flux cleaned = -3.98805e-05 Jy ! Component: 2700 - total flux cleaned = -6.86107e-05 Jy ! Component: 2750 - total flux cleaned = -1.19588e-05 Jy ! Component: 2800 - total flux cleaned = -4.0096e-05 Jy ! Component: 2850 - total flux cleaned = 1.82086e-06 Jy ! Component: 2900 - total flux cleaned = 4.34658e-05 Jy ! Component: 2950 - total flux cleaned = 9.86372e-05 Jy ! Component: 3000 - total flux cleaned = 9.8618e-05 Jy ! Component: 3050 - total flux cleaned = 0.000153059 Jy ! Component: 3100 - total flux cleaned = 0.000166704 Jy ! Component: 3150 - total flux cleaned = 0.000166639 Jy ! Component: 3200 - total flux cleaned = 0.000206866 Jy ! Component: 3250 - total flux cleaned = 0.000233474 Jy ! Component: 3300 - total flux cleaned = 0.000286464 Jy ! Component: 3350 - total flux cleaned = 0.000273277 Jy ! Component: 3400 - total flux cleaned = 0.000299479 Jy ! Component: 3450 - total flux cleaned = 0.000325572 Jy ! Component: 3500 - total flux cleaned = 0.000351447 Jy ! Component: 3550 - total flux cleaned = 0.000351431 Jy ! Component: 3600 - total flux cleaned = 0.000415545 Jy ! Component: 3650 - total flux cleaned = 0.000441036 Jy ! Component: 3700 - total flux cleaned = 0.000402998 Jy ! Component: 3750 - total flux cleaned = 0.000390385 Jy ! Component: 3800 - total flux cleaned = 0.000340075 Jy ! Component: 3850 - total flux cleaned = 0.000377709 Jy ! Component: 3900 - total flux cleaned = 0.00039024 Jy ! Component: 3950 - total flux cleaned = 0.000390287 Jy ! Component: 4000 - total flux cleaned = 0.000365508 Jy ! Component: 4050 - total flux cleaned = 0.000340793 Jy ! Total flux subtracted in 4096 components = 0.000291407 Jy ! Clean residual min=-0.000783 max=0.000699 Jy/beam ! Clean residual mean=0.000000 rms=0.000197 Jy/beam ! Combined flux in latest and established models = 0.171395 Jy keep ! Adding 220 model components to the UV plane model. ! The established model now contains 392 components and 0.171395 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /image_prod/ug002_uva//J0923+4125_S_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.654 x 5.79 at -0.5244 degrees (North through East) ! Clean map min=-0.0016296 max=0.11271 Jy/beam ! Writing clean map to FITS file: /image_prod/ug002_uva//J0923+4125_S_map.fits wmodel /image_prod/ug002_uva//J0923+4125_S_map.mod ! Writing 392 model components to file: /image_prod/ug002_uva//J0923+4125_S_map.mod wobs /image_prod/ug002_uva//J0923+4125_S_uvs.fits ! Writing UV FITS file: /image_prod/ug002_uva//J0923+4125_S_uvs.fits wwins /image_prod/ug002_uva//J0923+4125_S_map.win ! wwins: Wrote 9 windows to /image_prod/ug002_uva//J0923+4125_S_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.112707 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000187911 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.500175 0.500175 1.00035 2.0007 4.0014 8.0028 16.0056 32.0112 64.0224 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0005 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.112 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 599.789 quit ! Quitting program ! Log file /image_prod/ug002_uva//J0923+4125_S_dfm.log closed on Wed Mar 4 22:58:26 2020