! Started logfile: /image_prod/ug002_uva//J1938+0448_S_dfm.log on Thu Mar 5 04:18:08 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//J1938+0448_S_uva.fits ! Reading UV FITS file: /image_prod/ug002_uva//J1938+0448_S_uva.fits ! AN table 1: 60 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.974815 visibilities/baseline/integration-bin. ! Found source: J1938+0448 ! ! 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 7896 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 J1938+0448_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 6 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 6 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 6 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.022786Jy sigma=8.468808 ! Fit after self-cal, rms=0.800899Jy sigma=6.595788 ! 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=2.847 mas, bmaj=7.463 mas, bpa=-7.133 degrees ! Estimated noise=1.30509 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 = 0.154555 Jy ! Component: 100 - total flux cleaned = 0.19725 Jy ! Total flux subtracted in 100 components = 0.19725 Jy ! Clean residual min=-0.010531 max=0.017109 Jy/beam ! Clean residual mean=-0.000004 rms=0.002680 Jy/beam ! Combined flux in latest and established models = 0.19725 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 12 components and 0.19725 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.093965Jy sigma=0.653517 ! Fit after self-cal, rms=0.093932Jy sigma=0.652835 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.018469 Jy ! Component: 100 - total flux cleaned = 0.0291049 Jy ! Total flux subtracted in 100 components = 0.0291049 Jy ! Clean residual min=-0.010650 max=0.016979 Jy/beam ! Clean residual mean=0.000008 rms=0.002273 Jy/beam ! Combined flux in latest and established models = 0.226355 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 34 components and 0.226355 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.089709Jy sigma=0.607236 ! Fit after self-cal, rms=0.089704Jy sigma=0.607023 ! Inverting map ! Added new window around map position (-10, 15). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0139197 Jy ! Component: 100 - total flux cleaned = 0.0197858 Jy ! Total flux subtracted in 100 components = 0.0197858 Jy ! Clean residual min=-0.010310 max=0.008879 Jy/beam ! Clean residual mean=0.000014 rms=0.002034 Jy/beam ! Combined flux in latest and established models = 0.246141 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 47 components and 0.246141 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.087327Jy sigma=0.582158 ! Fit after self-cal, rms=0.087217Jy sigma=0.580991 ! 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=3.413 mas, bmaj=8.259 mas, bpa=-6.351 degrees ! Estimated noise=0.998745 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 = 0.00792251 Jy ! Component: 100 - total flux cleaned = 0.0120703 Jy ! Component: 150 - total flux cleaned = 0.0141078 Jy ! Component: 200 - total flux cleaned = 0.0153798 Jy ! Total flux subtracted in 200 components = 0.0153798 Jy ! Clean residual min=-0.010092 max=0.008861 Jy/beam ! Clean residual mean=0.000010 rms=0.002146 Jy/beam ! Combined flux in latest and established models = 0.26152 Jy ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 64 components and 0.26152 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.086237Jy sigma=0.571740 ! Fit after self-cal, rms=0.086218Jy sigma=0.571426 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.413 x 8.259 at -6.351 degrees (North through East) ! Clean map min=-0.0098711 max=0.20074 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 FD 1.10 HN 1.05 KP 1.07 ! LA 1.01 MK 1.02 NL 1.01 OV 0.70 ! PT 1.04 SC 1.11 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 1.08 HN 1.04 KP 1.05 ! LA 0.98 MK 0.99 NL 0.93 OV 1.04 ! PT 1.00 SC 0.89 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 1.09 HN 1.10 KP 1.06 ! LA 1.04 MK 1.03 NL 0.90 OV 0.70 ! PT 1.04 SC 1.05 ! ! ! Fit before self-cal, rms=0.086218Jy sigma=0.571426 ! Fit after self-cal, rms=0.075814Jy sigma=0.497080 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=3.441 mas, bmaj=8.317 mas, bpa=-6.246 degrees ! Estimated noise=0.995172 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 = 0.00688728 Jy ! Component: 100 - total flux cleaned = 0.00859337 Jy ! Component: 150 - total flux cleaned = 0.00877125 Jy ! Component: 200 - total flux cleaned = 0.00886893 Jy ! Total flux subtracted in 200 components = 0.00886893 Jy ! Clean residual min=-0.004101 max=0.005570 Jy/beam ! Clean residual mean=-0.000002 rms=0.001239 Jy/beam ! Combined flux in latest and established models = 0.270389 Jy ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 90 components and 0.270389 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.075274Jy sigma=0.490560 ! Fit after self-cal, rms=0.075328Jy sigma=0.489421 ! 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=0.075328Jy sigma=0.489421 ! Fit after self-cal, rms=0.070088Jy sigma=0.479556 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.441 mas, bmaj=8.318 mas, bpa=-6.024 degrees ! Estimated noise=0.993238 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00332267 Jy ! Component: 100 - total flux cleaned = 0.00424849 Jy ! Component: 150 - total flux cleaned = 0.00432908 Jy ! Component: 200 - total flux cleaned = 0.004365 Jy ! Total flux subtracted in 200 components = 0.004365 Jy ! Clean residual min=-0.003669 max=0.005223 Jy/beam ! Clean residual mean=-0.000001 rms=0.001074 Jy/beam ! Combined flux in latest and established models = 0.274754 Jy selfcal ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 102 components and 0.274754 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.069922Jy sigma=0.478070 ! Fit after self-cal, rms=0.069918Jy sigma=0.477930 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 (-12, 27.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00455282 Jy ! Component: 100 - total flux cleaned = 0.00575586 Jy ! Component: 150 - total flux cleaned = 0.0061062 Jy ! Component: 200 - total flux cleaned = 0.00630691 Jy ! Total flux subtracted in 200 components = 0.00630691 Jy ! Clean residual min=-0.003482 max=0.004478 Jy/beam ! Clean residual mean=0.000001 rms=0.001015 Jy/beam ! Combined flux in latest and established models = 0.281061 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 123 components and 0.281061 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.069591Jy sigma=0.475120 ! Fit after self-cal, rms=0.069570Jy sigma=0.475028 ! Inverting map ! Added new window around map position (-34.5, 44.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00383006 Jy ! Component: 100 - total flux cleaned = 0.00407725 Jy ! Component: 150 - total flux cleaned = 0.0037885 Jy ! Component: 200 - total flux cleaned = 0.00383906 Jy ! Total flux subtracted in 200 components = 0.00383906 Jy ! Clean residual min=-0.003138 max=0.004334 Jy/beam ! Clean residual mean=0.000000 rms=0.000956 Jy/beam ! Combined flux in latest and established models = 0.2849 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 144 components and 0.2849 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.069292Jy sigma=0.473144 ! Fit after self-cal, rms=0.069289Jy sigma=0.472960 ! Inverting map ! Added new window around map position (38, -70). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00410321 Jy ! Component: 100 - total flux cleaned = 0.00625464 Jy ! Component: 150 - total flux cleaned = 0.00741402 Jy ! Component: 200 - total flux cleaned = 0.00793946 Jy ! Total flux subtracted in 200 components = 0.00793946 Jy ! Clean residual min=-0.002916 max=0.003513 Jy/beam ! Clean residual mean=-0.000004 rms=0.000846 Jy/beam ! Combined flux in latest and established models = 0.29284 Jy ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 166 components and 0.29284 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.069053Jy sigma=0.470292 ! Fit after self-cal, rms=0.069039Jy sigma=0.470048 ! 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=0.069039Jy sigma=0.470048 ! Fit after self-cal, rms=0.070007Jy sigma=0.468547 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.439 mas, bmaj=8.317 mas, bpa=-6.024 degrees ! Estimated noise=0.99033 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00185419 Jy ! Component: 100 - total flux cleaned = 0.00323363 Jy ! Component: 150 - total flux cleaned = 0.00388566 Jy ! Component: 200 - total flux cleaned = 0.00426321 Jy ! Total flux subtracted in 200 components = 0.00426321 Jy ! Clean residual min=-0.002669 max=0.003194 Jy/beam ! Clean residual mean=0.000003 rms=0.000769 Jy/beam ! Combined flux in latest and established models = 0.297103 Jy selfcal ! Performing phase self-cal ! Adding 44 model components to the UV plane model. ! The established model now contains 199 components and 0.297103 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.069932Jy sigma=0.467785 ! Fit after self-cal, rms=0.069957Jy sigma=0.467730 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 = 0.000461466 Jy ! Component: 100 - total flux cleaned = 0.000698535 Jy ! Component: 150 - total flux cleaned = 0.000881653 Jy ! Component: 200 - total flux cleaned = 0.00102054 Jy ! Total flux subtracted in 200 components = 0.00102054 Jy ! Clean residual min=-0.002639 max=0.003101 Jy/beam ! Clean residual mean=0.000002 rms=0.000758 Jy/beam ! Combined flux in latest and established models = 0.298124 Jy ! Performing phase self-cal ! Adding 37 model components to the UV plane model. ! The established model now contains 214 components and 0.298124 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.069917Jy sigma=0.467402 ! Fit after self-cal, rms=0.069919Jy sigma=0.467386 ! 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=0.069919Jy sigma=0.467386 ! Fit after self-cal, rms=0.069978Jy sigma=0.467309 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=7.798 mas, bmaj=12.59 mas, bpa=-2.807 degrees ! Estimated noise=1.16668 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00166593 Jy ! Component: 100 - total flux cleaned = 0.0023116 Jy ! Component: 150 - total flux cleaned = 0.00242851 Jy ! Component: 200 - total flux cleaned = 0.00253146 Jy ! Total flux subtracted in 200 components = 0.00253146 Jy ! Clean residual min=-0.003724 max=0.004906 Jy/beam ! Clean residual mean=0.000008 rms=0.001234 Jy/beam ! Combined flux in latest and established models = 0.300655 Jy selfcal ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 242 components and 0.300655 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.069961Jy sigma=0.467145 ! Fit after self-cal, rms=0.069964Jy sigma=0.467118 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 = 0.000480704 Jy ! Component: 100 - total flux cleaned = 0.00063309 Jy ! Component: 150 - total flux cleaned = 0.000772681 Jy ! Component: 200 - total flux cleaned = 0.000875518 Jy ! Total flux subtracted in 200 components = 0.000875518 Jy ! Clean residual min=-0.003730 max=0.004793 Jy/beam ! Clean residual mean=0.000006 rms=0.001223 Jy/beam ! Combined flux in latest and established models = 0.30153 Jy ! Performing phase self-cal ! Adding 41 model components to the UV plane model. ! The established model now contains 261 components and 0.301531 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.069960Jy sigma=0.467104 ! Fit after self-cal, rms=0.069961Jy sigma=0.467100 ! 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=3.44 mas, bmaj=8.314 mas, bpa=-5.998 degrees ! Estimated noise=0.990109 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.44 x 8.314 at -5.998 degrees (North through East) ! Clean map min=-0.0025136 max=0.19992 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=2.858 mas, bmaj=7.513 mas, bpa=-6.841 degrees ! Estimated noise=1.30725 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.154586 Jy ! Component: 100 - total flux cleaned = 0.198267 Jy ! Component: 150 - total flux cleaned = 0.220458 Jy ! Component: 200 - total flux cleaned = 0.234079 Jy ! Total flux subtracted in 200 components = 0.234079 Jy ! Clean residual min=-0.005185 max=0.007384 Jy/beam ! Clean residual mean=-0.000007 rms=0.001352 Jy/beam ! Combined flux in latest and established models = 0.234079 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 0.234079 Jy ! Inverting map and beam ! Estimated beam: bmin=3.44 mas, bmaj=8.314 mas, bpa=-5.998 degrees ! Estimated noise=0.990109 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 = 0.012525 Jy ! Component: 100 - total flux cleaned = 0.0213788 Jy ! Component: 150 - total flux cleaned = 0.028267 Jy ! Component: 200 - total flux cleaned = 0.0338826 Jy ! Total flux subtracted in 200 components = 0.0338826 Jy ! Clean residual min=-0.004264 max=0.003974 Jy/beam ! Clean residual mean=-0.000003 rms=0.001101 Jy/beam ! Combined flux in latest and established models = 0.267961 Jy ! Adding 52 model components to the UV plane model. ! The established model now contains 68 components and 0.267961 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=7.798 mas, bmaj=12.59 mas, bpa=-2.807 degrees ! Estimated noise=1.16668 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00691626 Jy ! Component: 100 - total flux cleaned = 0.0121184 Jy ! Component: 150 - total flux cleaned = 0.0161974 Jy ! Component: 200 - total flux cleaned = 0.0194407 Jy ! Total flux subtracted in 200 components = 0.0194407 Jy ! Clean residual min=-0.004206 max=0.004689 Jy/beam ! Clean residual mean=0.000001 rms=0.001394 Jy/beam ! Combined flux in latest and established models = 0.287402 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 = 0.00262149 Jy ! Component: 100 - total flux cleaned = 0.00476768 Jy ! Component: 150 - total flux cleaned = 0.00653907 Jy ! Component: 200 - total flux cleaned = 0.00801783 Jy ! Total flux subtracted in 200 components = 0.00801783 Jy ! Clean residual min=-0.003873 max=0.004539 Jy/beam ! Clean residual mean=0.000002 rms=0.001279 Jy/beam ! Combined flux in latest and established models = 0.29542 Jy ! Adding 129 model components to the UV plane model. ! The established model now contains 189 components and 0.29542 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=3.44 mas, bmaj=8.314 mas, bpa=-5.998 degrees ! Estimated noise=0.990109 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00205384 Jy ! Component: 100 - total flux cleaned = 0.00289955 Jy ! Component: 150 - total flux cleaned = 0.00363137 Jy ! Component: 200 - total flux cleaned = 0.00401802 Jy ! Total flux subtracted in 200 components = 0.00401802 Jy ! Clean residual min=-0.002859 max=0.002910 Jy/beam ! Clean residual mean=0.000002 rms=0.000759 Jy/beam ! Combined flux in latest and established models = 0.299438 Jy selfcal ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 212 components and 0.299438 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.070101Jy sigma=0.468185 ! Fit after self-cal, rms=0.070082Jy sigma=0.468071 wmodel J1938+0448_S_map.mod ! Writing 212 model components to file: J1938+0448_S_map.mod wobs J1938+0448_S_uvs.fits ! Writing UV FITS file: J1938+0448_S_uvs.fits wwins J1938+0448_S_map.win ! wwins: Wrote 5 windows to J1938+0448_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 = 0.00016084 Jy ! Component: 100 - total flux cleaned = 0.000450563 Jy ! Component: 150 - total flux cleaned = 0.000958351 Jy ! Component: 200 - total flux cleaned = 0.00131132 Jy ! Component: 250 - total flux cleaned = 0.00156636 Jy ! Component: 300 - total flux cleaned = 0.00177173 Jy ! Component: 350 - total flux cleaned = 0.00193041 Jy ! Component: 400 - total flux cleaned = 0.00208527 Jy ! Component: 450 - total flux cleaned = 0.00223539 Jy ! Component: 500 - total flux cleaned = 0.00230868 Jy ! Component: 550 - total flux cleaned = 0.00248889 Jy ! Component: 600 - total flux cleaned = 0.00255949 Jy ! Component: 650 - total flux cleaned = 0.00262868 Jy ! Component: 700 - total flux cleaned = 0.00262841 Jy ! Component: 750 - total flux cleaned = 0.00262817 Jy ! Component: 800 - total flux cleaned = 0.00256244 Jy ! Component: 850 - total flux cleaned = 0.00256321 Jy ! Component: 900 - total flux cleaned = 0.00253267 Jy ! Component: 950 - total flux cleaned = 0.00256368 Jy ! Component: 1000 - total flux cleaned = 0.00262401 Jy ! Component: 1050 - total flux cleaned = 0.00250364 Jy ! Component: 1100 - total flux cleaned = 0.00250371 Jy ! Component: 1150 - total flux cleaned = 0.00238828 Jy ! Component: 1200 - total flux cleaned = 0.0023886 Jy ! Component: 1250 - total flux cleaned = 0.00247341 Jy ! Component: 1300 - total flux cleaned = 0.00247344 Jy ! Component: 1350 - total flux cleaned = 0.00250085 Jy ! Component: 1400 - total flux cleaned = 0.00252775 Jy ! Component: 1450 - total flux cleaned = 0.00250051 Jy ! Component: 1500 - total flux cleaned = 0.00250058 Jy ! Component: 1550 - total flux cleaned = 0.0026045 Jy ! Component: 1600 - total flux cleaned = 0.00265563 Jy ! Component: 1650 - total flux cleaned = 0.0026556 Jy ! Component: 1700 - total flux cleaned = 0.00275568 Jy ! Component: 1750 - total flux cleaned = 0.0027066 Jy ! Component: 1800 - total flux cleaned = 0.0028044 Jy ! Component: 1850 - total flux cleaned = 0.00275666 Jy ! Component: 1900 - total flux cleaned = 0.00292359 Jy ! Component: 1950 - total flux cleaned = 0.00287614 Jy ! Component: 2000 - total flux cleaned = 0.00287649 Jy ! Component: 2050 - total flux cleaned = 0.0029226 Jy ! Component: 2100 - total flux cleaned = 0.0028775 Jy ! Component: 2150 - total flux cleaned = 0.00301243 Jy ! Component: 2200 - total flux cleaned = 0.00287896 Jy ! Component: 2250 - total flux cleaned = 0.00285708 Jy ! Component: 2300 - total flux cleaned = 0.00296672 Jy ! Component: 2350 - total flux cleaned = 0.00292329 Jy ! Component: 2400 - total flux cleaned = 0.00290221 Jy ! Component: 2450 - total flux cleaned = 0.00290257 Jy ! Component: 2500 - total flux cleaned = 0.00290278 Jy ! Component: 2550 - total flux cleaned = 0.00281974 Jy ! Component: 2600 - total flux cleaned = 0.00279981 Jy ! Component: 2650 - total flux cleaned = 0.00286126 Jy ! Component: 2700 - total flux cleaned = 0.00282128 Jy ! Component: 2750 - total flux cleaned = 0.0028814 Jy ! Component: 2800 - total flux cleaned = 0.00280198 Jy ! Component: 2850 - total flux cleaned = 0.00282158 Jy ! Component: 2900 - total flux cleaned = 0.00284095 Jy ! Component: 2950 - total flux cleaned = 0.00286016 Jy ! Component: 3000 - total flux cleaned = 0.00287906 Jy ! Component: 3050 - total flux cleaned = 0.00285977 Jy ! Component: 3100 - total flux cleaned = 0.00287838 Jy ! Component: 3150 - total flux cleaned = 0.0029157 Jy ! Component: 3200 - total flux cleaned = 0.00287856 Jy ! Component: 3250 - total flux cleaned = 0.00291545 Jy ! Component: 3300 - total flux cleaned = 0.00300675 Jy ! Component: 3350 - total flux cleaned = 0.0029524 Jy ! Component: 3400 - total flux cleaned = 0.00302441 Jy ! Component: 3450 - total flux cleaned = 0.00302458 Jy ! Component: 3500 - total flux cleaned = 0.00314851 Jy ! Component: 3550 - total flux cleaned = 0.00318343 Jy ! Component: 3600 - total flux cleaned = 0.00320082 Jy ! Component: 3650 - total flux cleaned = 0.00320075 Jy ! Component: 3700 - total flux cleaned = 0.00328657 Jy ! Component: 3750 - total flux cleaned = 0.00326962 Jy ! Component: 3800 - total flux cleaned = 0.00323577 Jy ! Component: 3850 - total flux cleaned = 0.00326947 Jy ! Component: 3900 - total flux cleaned = 0.00326935 Jy ! Component: 3950 - total flux cleaned = 0.00321969 Jy ! Component: 4000 - total flux cleaned = 0.00320341 Jy ! Component: 4050 - total flux cleaned = 0.00323624 Jy ! Total flux subtracted in 4096 components = 0.00325249 Jy ! Clean residual min=-0.001085 max=0.000981 Jy/beam ! Clean residual mean=0.000004 rms=0.000320 Jy/beam ! Combined flux in latest and established models = 0.30269 Jy keep ! Adding 321 model components to the UV plane model. ! The established model now contains 533 components and 0.30269 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /image_prod/ug002_uva//J1938+0448_S_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.44 x 8.314 at -5.998 degrees (North through East) ! Clean map min=-0.0019826 max=0.20031 Jy/beam ! Writing clean map to FITS file: /image_prod/ug002_uva//J1938+0448_S_map.fits wmodel /image_prod/ug002_uva//J1938+0448_S_map.mod ! Writing 533 model components to file: /image_prod/ug002_uva//J1938+0448_S_map.mod wobs /image_prod/ug002_uva//J1938+0448_S_uvs.fits ! Writing UV FITS file: /image_prod/ug002_uva//J1938+0448_S_uvs.fits wwins /image_prod/ug002_uva//J1938+0448_S_map.win ! wwins: Wrote 6 windows to /image_prod/ug002_uva//J1938+0448_S_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.200314 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000313599 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.469662 0.469662 0.939323 1.87865 3.75729 7.51458 15.0292 30.0583 60.1167 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0009 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.2 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 638.757 quit ! Quitting program ! Log file /image_prod/ug002_uva//J1938+0448_S_dfm.log closed on Thu Mar 5 04:18:12 2020