! Started logfile: /image_prod/ug002_uvm//J1937-3958_S_a_dfm.log on Wed Mar 4 17:38:31 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_uvm//J1937-3958_S_a_uvm.fits ! Reading UV FITS file: /image_prod/ug002_uvm//J1937-3958_S_a_uvm.fits ! AN table 1: 6 integrations on 28 of 28 possible baselines. ! AN table 2: 8 integrations on 15 of 15 possible baselines. ! AN table 3: 8 integrations on 36 of 36 possible baselines. ! Apparent sampling: 0.899306 visibilities/baseline/integration-bin. ! Found source: J1937-3958 ! ! 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 1554 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 J1937-3958_S_a] 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 5 telescope corrections were flagged in sub-array 1. ! A total of 6 telescope corrections were flagged in sub-array 2. ! A total of 3 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 2. ! A total of 5 telescope corrections were flagged in sub-array 1. ! A total of 6 telescope corrections were flagged in sub-array 2. ! A total of 3 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 3. ! A total of 5 telescope corrections were flagged in sub-array 1. ! A total of 6 telescope corrections were flagged in sub-array 2. ! A total of 3 telescope corrections were flagged in sub-array 3. ! ! Fit before self-cal, rms=1.291300Jy sigma=10.279652 ! Fit after self-cal, rms=0.428839Jy sigma=2.873861 ! 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=2.31 mas, bmaj=7.295 mas, bpa=-8.925 degrees ! Estimated noise=3.05005 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 = 0.507768 Jy ! Component: 100 - total flux cleaned = 0.634372 Jy ! Total flux subtracted in 100 components = 0.634372 Jy ! Clean residual min=-0.058970 max=0.150815 Jy/beam ! Clean residual mean=0.000383 rms=0.017887 Jy/beam ! Combined flux in latest and established models = 0.634372 Jy ! Performing phase self-cal ! Adding 3 model components to the UV plane model. ! The established model now contains 3 components and 0.634372 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.282476Jy sigma=2.129389 ! Fit after self-cal, rms=0.282441Jy sigma=2.129324 ! Inverting map ! Added new window around map position (-4.5, 7.5). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.120095 Jy ! Component: 100 - total flux cleaned = 0.171714 Jy ! Total flux subtracted in 100 components = 0.171714 Jy ! Clean residual min=-0.056317 max=0.087091 Jy/beam ! Clean residual mean=0.000158 rms=0.012495 Jy/beam ! Combined flux in latest and established models = 0.806086 Jy ! Performing phase self-cal ! Adding 5 model components to the UV plane model. ! The established model now contains 8 components and 0.806086 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.211268Jy sigma=1.541337 ! Fit after self-cal, rms=0.204280Jy sigma=1.471578 ! 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=2.902 mas, bmaj=8.657 mas, bpa=-7.35 degrees ! Estimated noise=2.43055 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 (5, -7.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0789538 Jy ! Component: 100 - total flux cleaned = 0.118778 Jy ! Component: 150 - total flux cleaned = 0.128142 Jy ! Component: 200 - total flux cleaned = 0.130747 Jy ! Total flux subtracted in 200 components = 0.130747 Jy ! Clean residual min=-0.042121 max=0.040097 Jy/beam ! Clean residual mean=0.000218 rms=0.009411 Jy/beam ! Combined flux in latest and established models = 0.936833 Jy ! Performing phase self-cal ! Adding 38 model components to the UV plane model. ! The established model now contains 44 components and 0.936833 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.168458Jy sigma=1.215215 ! Fit after self-cal, rms=0.167606Jy sigma=1.209432 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.902 x 8.657 at -7.35 degrees (North through East) ! Clean map min=-0.038093 max=0.55683 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! FD 1.07 HN 1.74 KP 1.04 LA 1.11 ! MK 0.93 NL 1.29 PT 1.05 SC 1.14 ! ! Telescope amplitude corrections in sub-array 2: ! FD 0.94 HN 1.03 KP 0.97 LA 0.96 ! OV 0.75 SC 0.88 ! ! Telescope amplitude corrections in sub-array 3: ! FD 0.96 HN 1.15 KP 0.94 LA 1.00 ! MK 1.01 NL 1.06 OV 0.93 PT 1.01 ! SC 1.13 ! ! ! Correcting IF 2. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! FD 1.06 HN 2.53 KP 1.07 LA 1.10 ! MK 0.94 NL 1.23 PT 1.05 SC 1.10 ! ! Telescope amplitude corrections in sub-array 2: ! FD 0.93 HN 1.05 KP 0.95 LA 0.99 ! OV 0.80 SC 0.81 ! ! Telescope amplitude corrections in sub-array 3: ! FD 0.94 HN 1.20 KP 0.97 LA 1.01 ! MK 1.02 NL 1.16 OV 0.95 PT 0.99 ! SC 1.09 ! ! ! Correcting IF 3. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! FD 1.04 HN 1.57 KP 1.06 LA 1.10 ! MK 0.94 NL 1.33 PT 1.03 SC 1.14 ! ! Telescope amplitude corrections in sub-array 2: ! FD 0.94 HN 1.09 KP 0.97 LA 0.93 ! OV 0.82 SC 0.93 ! ! Telescope amplitude corrections in sub-array 3: ! FD 0.94 HN 1.34 KP 0.96 LA 1.00 ! MK 1.03 NL 1.02 OV 0.94 PT 1.01 ! SC 1.11 ! ! ! Fit before self-cal, rms=0.167606Jy sigma=1.209432 ! Fit after self-cal, rms=0.151075Jy sigma=0.760143 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=2.933 mas, bmaj=8.655 mas, bpa=-7.173 degrees ! Estimated noise=2.53953 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 = -0.00594054 Jy ! Component: 100 - total flux cleaned = -0.00666011 Jy ! Component: 150 - total flux cleaned = -0.00752698 Jy ! Component: 200 - total flux cleaned = -0.00803731 Jy ! Total flux subtracted in 200 components = -0.00803731 Jy ! Clean residual min=-0.016000 max=0.011435 Jy/beam ! Clean residual mean=-0.000032 rms=0.003412 Jy/beam ! Combined flux in latest and established models = 0.928796 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 59 components and 0.928796 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.148716Jy sigma=0.747739 ! Fit after self-cal, rms=0.149036Jy sigma=0.745764 ! 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=0.149036Jy sigma=0.745764 ! Fit after self-cal, rms=0.151288Jy sigma=0.744451 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.937 mas, bmaj=8.648 mas, bpa=-7.176 degrees ! Estimated noise=2.54673 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00377615 Jy ! Component: 100 - total flux cleaned = -0.00483623 Jy ! Component: 150 - total flux cleaned = -0.00546291 Jy ! Component: 200 - total flux cleaned = -0.00584894 Jy ! Total flux subtracted in 200 components = -0.00584894 Jy ! Clean residual min=-0.015274 max=0.011582 Jy/beam ! Clean residual mean=-0.000028 rms=0.003207 Jy/beam ! Combined flux in latest and established models = 0.922947 Jy selfcal ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 73 components and 0.922947 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.150021Jy sigma=0.738427 ! Fit after self-cal, rms=0.149987Jy sigma=0.737699 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 = 0.000307646 Jy ! Component: 100 - total flux cleaned = 0.00031806 Jy ! Component: 150 - total flux cleaned = 1.01472e-05 Jy ! Component: 200 - total flux cleaned = -0.000427831 Jy ! Total flux subtracted in 200 components = -0.000427831 Jy ! Clean residual min=-0.014878 max=0.011577 Jy/beam ! Clean residual mean=-0.000028 rms=0.003130 Jy/beam ! Combined flux in latest and established models = 0.922519 Jy ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 88 components and 0.922519 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.149341Jy sigma=0.735339 ! Fit after self-cal, rms=0.149275Jy sigma=0.734989 ! 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=0.149275Jy sigma=0.734989 ! Fit after self-cal, rms=0.151351Jy sigma=0.733564 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.938 mas, bmaj=8.633 mas, bpa=-7.195 degrees ! Estimated noise=2.55415 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00326731 Jy ! Component: 100 - total flux cleaned = -0.00449328 Jy ! Component: 150 - total flux cleaned = -0.00478744 Jy ! Component: 200 - total flux cleaned = -0.00506124 Jy ! Total flux subtracted in 200 components = -0.00506124 Jy ! Clean residual min=-0.014391 max=0.011137 Jy/beam ! Clean residual mean=-0.000020 rms=0.003008 Jy/beam ! Combined flux in latest and established models = 0.917458 Jy selfcal ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 101 components and 0.917458 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.150696Jy sigma=0.730686 ! Fit after self-cal, rms=0.150672Jy sigma=0.730261 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 = 0.000383164 Jy ! Component: 100 - total flux cleaned = 0.000382211 Jy ! Component: 150 - total flux cleaned = 0.000259149 Jy ! Component: 200 - total flux cleaned = 0.000141038 Jy ! Total flux subtracted in 200 components = 0.000141038 Jy ! Clean residual min=-0.014079 max=0.010778 Jy/beam ! Clean residual mean=-0.000017 rms=0.002959 Jy/beam ! Combined flux in latest and established models = 0.917599 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 110 components and 0.917599 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.150279Jy sigma=0.728813 ! Fit after self-cal, rms=0.150224Jy sigma=0.728522 ! 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=0.150224Jy sigma=0.728522 ! Fit after self-cal, rms=0.151962Jy sigma=0.727620 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=7.702 mas, bmaj=25.1 mas, bpa=-2.086 degrees ! Estimated noise=3.26054 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00167087 Jy ! Component: 100 - total flux cleaned = -0.0016715 Jy ! Component: 150 - total flux cleaned = -0.00152151 Jy ! Component: 200 - total flux cleaned = -0.00152172 Jy ! Total flux subtracted in 200 components = -0.00152172 Jy ! Clean residual min=-0.014781 max=0.014138 Jy/beam ! Clean residual mean=-0.000032 rms=0.004179 Jy/beam ! Combined flux in latest and established models = 0.916077 Jy selfcal ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 114 components and 0.916077 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.151579Jy sigma=0.726817 ! Fit after self-cal, rms=0.151615Jy sigma=0.726613 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 = 0.000493885 Jy ! Component: 100 - total flux cleaned = 0.000494783 Jy ! Component: 150 - total flux cleaned = 0.000499462 Jy ! Component: 200 - total flux cleaned = 0.000611853 Jy ! Total flux subtracted in 200 components = 0.000611853 Jy ! Clean residual min=-0.014724 max=0.013608 Jy/beam ! Clean residual mean=-0.000024 rms=0.004144 Jy/beam ! Combined flux in latest and established models = 0.916689 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 120 components and 0.916689 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.151450Jy sigma=0.726775 ! Fit after self-cal, rms=0.151479Jy sigma=0.726582 ! 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=2.94 mas, bmaj=8.623 mas, bpa=-7.221 degrees ! Estimated noise=2.55626 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.94 x 8.623 at -7.221 degrees (North through East) ! Clean map min=-0.013996 max=0.56954 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=0.151479Jy sigma=0.726582 ! Fit after self-cal, rms=0.155065Jy sigma=0.677073 ! Inverting map and beam ! Estimated beam: bmin=2.938 mas, bmaj=8.612 mas, bpa=-7.187 degrees ! Estimated noise=2.5531 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00269773 Jy ! Component: 100 - total flux cleaned = -0.00343251 Jy ! Component: 150 - total flux cleaned = -0.00355586 Jy ! Component: 200 - total flux cleaned = -0.00366359 Jy ! Total flux subtracted in 200 components = -0.00366359 Jy ! Clean residual min=-0.013788 max=0.010058 Jy/beam ! Clean residual mean=-0.000008 rms=0.002821 Jy/beam ! Combined flux in latest and established models = 0.913025 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 128 components and 0.913025 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.154642Jy sigma=0.674831 ! Fit after self-cal, rms=0.154588Jy sigma=0.674573 ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000329313 Jy ! Component: 100 - total flux cleaned = 0.000327878 Jy ! Component: 150 - total flux cleaned = 0.000222314 Jy ! Component: 200 - total flux cleaned = 0.000121992 Jy ! Total flux subtracted in 200 components = 0.000121992 Jy ! Clean residual min=-0.013394 max=0.009802 Jy/beam ! Clean residual mean=-0.000007 rms=0.002785 Jy/beam ! Combined flux in latest and established models = 0.913147 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 133 components and 0.913148 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.154337Jy sigma=0.673417 ! Fit after self-cal, rms=0.154279Jy sigma=0.673199 ! Inverting map ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.154279Jy sigma=0.673199 ! Fit after self-cal, rms=0.155430Jy sigma=0.672652 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=2.324 mas, bmaj=7.186 mas, bpa=-8.687 degrees ! Estimated noise=3.32498 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.55564 Jy ! Component: 100 - total flux cleaned = 0.711357 Jy ! Component: 150 - total flux cleaned = 0.774506 Jy ! Component: 200 - total flux cleaned = 0.812066 Jy ! Total flux subtracted in 200 components = 0.812066 Jy ! Clean residual min=-0.019642 max=0.024335 Jy/beam ! Clean residual mean=0.000181 rms=0.005171 Jy/beam ! Combined flux in latest and established models = 0.812066 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 29 model components to the UV plane model. ! The established model now contains 29 components and 0.812066 Jy ! Inverting map and beam ! Estimated beam: bmin=2.938 mas, bmaj=8.603 mas, bpa=-7.196 degrees ! Estimated noise=2.55376 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 (6, -26). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.040764 Jy ! Component: 100 - total flux cleaned = 0.0638523 Jy ! Component: 150 - total flux cleaned = 0.0783483 Jy ! Component: 200 - total flux cleaned = 0.0868324 Jy ! Total flux subtracted in 200 components = 0.0868324 Jy ! Clean residual min=-0.014035 max=0.010384 Jy/beam ! Clean residual mean=0.000037 rms=0.003068 Jy/beam ! Combined flux in latest and established models = 0.898898 Jy ! Adding 54 model components to the UV plane model. ! The established model now contains 75 components and 0.898898 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=7.732 mas, bmaj=25.16 mas, bpa=-2.1 degrees ! Estimated noise=3.25319 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00865431 Jy ! Component: 100 - total flux cleaned = 0.0100222 Jy ! Component: 150 - total flux cleaned = 0.0109005 Jy ! Component: 200 - total flux cleaned = 0.0118182 Jy ! Total flux subtracted in 200 components = 0.0118182 Jy ! Clean residual min=-0.014398 max=0.011799 Jy/beam ! Clean residual mean=0.000012 rms=0.004025 Jy/beam ! Combined flux in latest and established models = 0.910717 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 = 0.000595311 Jy ! Component: 100 - total flux cleaned = 0.000729175 Jy ! Component: 150 - total flux cleaned = 0.000610961 Jy ! Component: 200 - total flux cleaned = 0.000611874 Jy ! Total flux subtracted in 200 components = 0.000611874 Jy ! Clean residual min=-0.014248 max=0.012274 Jy/beam ! Clean residual mean=-0.000002 rms=0.004014 Jy/beam ! Combined flux in latest and established models = 0.911329 Jy ! Adding 42 model components to the UV plane model. ! The established model now contains 112 components and 0.911329 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=2.938 mas, bmaj=8.603 mas, bpa=-7.196 degrees ! Estimated noise=2.55376 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00101836 Jy ! Component: 100 - total flux cleaned = -0.00209767 Jy ! Component: 150 - total flux cleaned = -0.00265178 Jy ! Component: 200 - total flux cleaned = -0.00281467 Jy ! Total flux subtracted in 200 components = -0.00281467 Jy ! Clean residual min=-0.013204 max=0.010516 Jy/beam ! Clean residual mean=-0.000001 rms=0.002729 Jy/beam ! Combined flux in latest and established models = 0.908514 Jy selfcal ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 129 components and 0.908514 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.154299Jy sigma=0.670870 ! Fit after self-cal, rms=0.154019Jy sigma=0.669092 wmodel J1937-3958_S_a_map.mod ! Writing 129 model components to file: J1937-3958_S_a_map.mod wobs J1937-3958_S_a_uvs.fits ! Writing UV FITS file: J1937-3958_S_a_uvs.fits wwins J1937-3958_S_a_map.win ! wwins: Wrote 4 windows to J1937-3958_S_a_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 = -0.00388074 Jy ! Component: 100 - total flux cleaned = -0.00646867 Jy ! Component: 150 - total flux cleaned = -0.00802196 Jy ! Component: 200 - total flux cleaned = -0.00934008 Jy ! Component: 250 - total flux cleaned = -0.0107292 Jy ! Component: 300 - total flux cleaned = -0.0119236 Jy ! Component: 350 - total flux cleaned = -0.0130687 Jy ! Component: 400 - total flux cleaned = -0.014422 Jy ! Component: 450 - total flux cleaned = -0.0158475 Jy ! Component: 500 - total flux cleaned = -0.016654 Jy ! Component: 550 - total flux cleaned = -0.0178832 Jy ! Component: 600 - total flux cleaned = -0.0186393 Jy ! Component: 650 - total flux cleaned = -0.0193762 Jy ! Component: 700 - total flux cleaned = -0.0202975 Jy ! Component: 750 - total flux cleaned = -0.0207972 Jy ! Component: 800 - total flux cleaned = -0.0219668 Jy ! Component: 850 - total flux cleaned = -0.0226338 Jy ! Component: 900 - total flux cleaned = -0.0234728 Jy ! Component: 950 - total flux cleaned = -0.0243862 Jy ! Component: 1000 - total flux cleaned = -0.0251923 Jy ! Component: 1050 - total flux cleaned = -0.0258061 Jy ! Component: 1100 - total flux cleaned = -0.0262371 Jy ! Component: 1150 - total flux cleaned = -0.026916 Jy ! Component: 1200 - total flux cleaned = -0.0274999 Jy ! Component: 1250 - total flux cleaned = -0.0279089 Jy ! Component: 1300 - total flux cleaned = -0.0284734 Jy ! Component: 1350 - total flux cleaned = -0.0290292 Jy ! Component: 1400 - total flux cleaned = -0.0295769 Jy ! Component: 1450 - total flux cleaned = -0.0300391 Jy ! Component: 1500 - total flux cleaned = -0.0305706 Jy ! Component: 1550 - total flux cleaned = -0.0312436 Jy ! Component: 1600 - total flux cleaned = -0.0318314 Jy ! Component: 1650 - total flux cleaned = -0.0323391 Jy ! Component: 1700 - total flux cleaned = -0.0328406 Jy ! Component: 1750 - total flux cleaned = -0.0333356 Jy ! Component: 1800 - total flux cleaned = -0.0338229 Jy ! Component: 1850 - total flux cleaned = -0.034373 Jy ! Component: 1900 - total flux cleaned = -0.0347815 Jy ! Component: 1950 - total flux cleaned = -0.0351181 Jy ! Component: 2000 - total flux cleaned = -0.0355161 Jy ! Component: 2050 - total flux cleaned = -0.0359089 Jy ! Component: 2100 - total flux cleaned = -0.0361676 Jy ! Component: 2150 - total flux cleaned = -0.036615 Jy ! Component: 2200 - total flux cleaned = -0.0367425 Jy ! Component: 2250 - total flux cleaned = -0.0369935 Jy ! Component: 2300 - total flux cleaned = -0.0374274 Jy ! Component: 2350 - total flux cleaned = -0.0376119 Jy ! Component: 2400 - total flux cleaned = -0.037976 Jy ! Component: 2450 - total flux cleaned = -0.0383362 Jy ! Component: 2500 - total flux cleaned = -0.0385736 Jy ! Component: 2550 - total flux cleaned = -0.0389269 Jy ! Component: 2600 - total flux cleaned = -0.0391594 Jy ! Component: 2650 - total flux cleaned = -0.0392751 Jy ! Component: 2700 - total flux cleaned = -0.0395038 Jy ! Component: 2750 - total flux cleaned = -0.0397299 Jy ! Component: 2800 - total flux cleaned = -0.0398415 Jy ! Component: 2850 - total flux cleaned = -0.0397316 Jy ! Component: 2900 - total flux cleaned = -0.0401729 Jy ! Component: 2950 - total flux cleaned = -0.0401722 Jy ! Component: 3000 - total flux cleaned = -0.0402813 Jy ! Component: 3050 - total flux cleaned = -0.0405495 Jy ! Component: 3100 - total flux cleaned = -0.0405487 Jy ! Component: 3150 - total flux cleaned = -0.0406543 Jy ! Component: 3200 - total flux cleaned = -0.0407585 Jy ! Component: 3250 - total flux cleaned = -0.0409143 Jy ! Component: 3300 - total flux cleaned = -0.0409147 Jy ! Component: 3350 - total flux cleaned = -0.0411197 Jy ! Component: 3400 - total flux cleaned = -0.0410686 Jy ! Component: 3450 - total flux cleaned = -0.0411694 Jy ! Component: 3500 - total flux cleaned = -0.0411692 Jy ! Component: 3550 - total flux cleaned = -0.0412189 Jy ! Component: 3600 - total flux cleaned = -0.0412186 Jy ! Component: 3650 - total flux cleaned = -0.0411692 Jy ! Component: 3700 - total flux cleaned = -0.041023 Jy ! Component: 3750 - total flux cleaned = -0.0408786 Jy ! Component: 3800 - total flux cleaned = -0.0409267 Jy ! Component: 3850 - total flux cleaned = -0.0410698 Jy ! Component: 3900 - total flux cleaned = -0.0411638 Jy ! Component: 3950 - total flux cleaned = -0.0410229 Jy ! Component: 4000 - total flux cleaned = -0.0410234 Jy ! Component: 4050 - total flux cleaned = -0.0409767 Jy ! Total flux subtracted in 4096 components = -0.0409765 Jy ! Clean residual min=-0.002549 max=0.002593 Jy/beam ! Clean residual mean=-0.000013 rms=0.000847 Jy/beam ! Combined flux in latest and established models = 0.867537 Jy keep ! Adding 278 model components to the UV plane model. ! The established model now contains 407 components and 0.867537 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /image_prod/ug002_uvm//J1937-3958_S_a_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.938 x 8.603 at -7.196 degrees (North through East) ! Clean map min=-0.012656 max=0.5972 Jy/beam ! Writing clean map to FITS file: /image_prod/ug002_uvm//J1937-3958_S_a_map.fits wmodel /image_prod/ug002_uvm//J1937-3958_S_a_map.mod ! Writing 407 model components to file: /image_prod/ug002_uvm//J1937-3958_S_a_map.mod wobs /image_prod/ug002_uvm//J1937-3958_S_a_uvs.fits ! Writing UV FITS file: /image_prod/ug002_uvm//J1937-3958_S_a_uvs.fits wwins /image_prod/ug002_uvm//J1937-3958_S_a_map.win ! wwins: Wrote 5 windows to /image_prod/ug002_uvm//J1937-3958_S_a_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.5972 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000835174 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.419545 0.419545 0.83909 1.67818 3.35636 6.71272 13.4254 26.8509 53.7018 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0025 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.597 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 715.06 quit ! Quitting program ! Log file /image_prod/ug002_uvm//J1937-3958_S_a_dfm.log closed on Wed Mar 4 17:38:35 2020