! Started logfile: /vlbi/uf001/uva//J0542+4951_S_dfm.log on Sun Jan 13 22:42:05 2019 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 /vlbi/uf001/uva//J0542+4951_S_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J0542+4951_S_uva.fits ! AN table 1: 57 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.844834 visibilities/baseline/integration-bin. ! Found source: J0542+4951 ! ! 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 6501 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 J0542+4951_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 114 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 114 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 114 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.978942Jy sigma=23.116530 ! Fit after self-cal, rms=1.058441Jy sigma=11.936799 ! 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=2.731 mas, bmaj=5.257 mas, bpa=14.05 degrees ! Estimated noise=0.913898 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 = 0.775552 Jy ! Component: 100 - total flux cleaned = 1.17198 Jy ! Total flux subtracted in 100 components = 1.17198 Jy ! Clean residual min=-0.097047 max=0.238208 Jy/beam ! Clean residual mean=0.000085 rms=0.029058 Jy/beam ! Combined flux in latest and established models = 1.17198 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 17 components and 1.17198 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.908091Jy sigma=7.933705 ! Fit after self-cal, rms=0.892263Jy sigma=7.631720 ! Inverting map ! Added new window around map position (-3, 0). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.283175 Jy ! Component: 100 - total flux cleaned = 0.475343 Jy ! Total flux subtracted in 100 components = 0.475343 Jy ! Clean residual min=-0.057712 max=0.108866 Jy/beam ! Clean residual mean=0.000078 rms=0.017809 Jy/beam ! Combined flux in latest and established models = 1.64732 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 39 components and 1.64732 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.643669Jy sigma=5.218151 ! Fit after self-cal, rms=0.641207Jy sigma=5.162911 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.152909 Jy ! Component: 100 - total flux cleaned = 0.272848 Jy ! Total flux subtracted in 100 components = 0.272848 Jy ! Clean residual min=-0.043526 max=0.071169 Jy/beam ! Clean residual mean=0.000073 rms=0.013608 Jy/beam ! Combined flux in latest and established models = 1.92017 Jy ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 61 components and 1.92017 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.519747Jy sigma=4.103619 ! Fit after self-cal, rms=0.519479Jy sigma=4.067552 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.103861 Jy ! Component: 100 - total flux cleaned = 0.18827 Jy ! Total flux subtracted in 100 components = 0.18827 Jy ! Clean residual min=-0.036396 max=0.059916 Jy/beam ! Clean residual mean=0.000067 rms=0.011257 Jy/beam ! Combined flux in latest and established models = 2.10844 Jy ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 79 components and 2.10844 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.444888Jy sigma=3.461923 ! Fit after self-cal, rms=0.445251Jy sigma=3.441170 ! 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=3.042 mas, bmaj=5.797 mas, bpa=10.81 degrees ! Estimated noise=0.726923 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 = 0.120733 Jy ! Component: 100 - total flux cleaned = 0.21318 Jy ! Component: 150 - total flux cleaned = 0.28725 Jy ! Component: 200 - total flux cleaned = 0.347474 Jy ! Total flux subtracted in 200 components = 0.347474 Jy ! Clean residual min=-0.040798 max=0.084675 Jy/beam ! Clean residual mean=0.000125 rms=0.013515 Jy/beam ! Combined flux in latest and established models = 2.45591 Jy ! Performing phase self-cal ! Adding 54 model components to the UV plane model. ! The established model now contains 111 components and 2.45591 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.334694Jy sigma=2.743443 ! Fit after self-cal, rms=0.335176Jy sigma=2.694203 ! Inverting map ! Added new window around map position (-8.5, -2.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0859474 Jy ! Component: 100 - total flux cleaned = 0.144534 Jy ! Component: 150 - total flux cleaned = 0.194404 Jy ! Component: 200 - total flux cleaned = 0.238982 Jy ! Total flux subtracted in 200 components = 0.238982 Jy ! Clean residual min=-0.034826 max=0.040594 Jy/beam ! Clean residual mean=0.000101 rms=0.010201 Jy/beam ! Combined flux in latest and established models = 2.69489 Jy ! Performing phase self-cal ! Adding 79 model components to the UV plane model. ! The established model now contains 179 components and 2.69489 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.271978Jy sigma=2.174219 ! Fit after self-cal, rms=0.270498Jy sigma=2.137581 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.042 x 5.797 at 10.81 degrees (North through East) ! Clean map min=-0.033312 max=1.0284 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 0.92 HN 1.00 KP 0.92 ! LA 0.92 MK 1.04 NL 1.05 OV 0.99 ! PT 1.00* SC 1.00 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 0.94 HN 1.00 KP 0.96 ! LA 0.94 MK 1.05 NL 1.08 OV 0.97 ! PT 1.00* SC 1.01 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 0.94 HN 1.01 KP 0.99 ! LA 0.94 MK 1.05 NL 1.08 OV 0.98 ! PT 1.00* SC 1.01 ! ! ! Fit before self-cal, rms=0.270498Jy sigma=2.137581 ! Fit after self-cal, rms=0.196242Jy sigma=1.802123 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=3.077 mas, bmaj=5.817 mas, bpa=10.74 degrees ! Estimated noise=0.72221 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 = 0.0294122 Jy ! Component: 100 - total flux cleaned = 0.0520464 Jy ! Component: 150 - total flux cleaned = 0.0713081 Jy ! Component: 200 - total flux cleaned = 0.0883319 Jy ! Total flux subtracted in 200 components = 0.0883319 Jy ! Clean residual min=-0.023770 max=0.029753 Jy/beam ! Clean residual mean=0.000037 rms=0.006952 Jy/beam ! Combined flux in latest and established models = 2.78322 Jy ! Performing phase self-cal ! Adding 41 model components to the UV plane model. ! The established model now contains 212 components and 2.78322 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.183695Jy sigma=1.697875 ! Fit after self-cal, rms=0.182694Jy sigma=1.693234 ! 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=0.182694Jy sigma=1.693234 ! Fit after self-cal, rms=0.180979Jy sigma=1.587369 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.071 mas, bmaj=5.824 mas, bpa=10.43 degrees ! Estimated noise=0.718298 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0178736 Jy ! Component: 100 - total flux cleaned = 0.0328575 Jy ! Component: 150 - total flux cleaned = 0.0460711 Jy ! Component: 200 - total flux cleaned = 0.0579029 Jy ! Total flux subtracted in 200 components = 0.0579029 Jy ! Clean residual min=-0.019841 max=0.027172 Jy/beam ! Clean residual mean=0.000041 rms=0.006144 Jy/beam ! Combined flux in latest and established models = 2.84113 Jy selfcal ! Performing phase self-cal ! Adding 42 model components to the UV plane model. ! The established model now contains 235 components and 2.84113 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.174509Jy sigma=1.545300 ! Fit after self-cal, rms=0.174113Jy sigma=1.542922 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 (107.5, 125.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0308755 Jy ! Component: 100 - total flux cleaned = 0.0526721 Jy ! Component: 150 - total flux cleaned = 0.069368 Jy ! Component: 200 - total flux cleaned = 0.0831943 Jy ! Total flux subtracted in 200 components = 0.0831943 Jy ! Clean residual min=-0.018686 max=0.020334 Jy/beam ! Clean residual mean=0.000023 rms=0.005334 Jy/beam ! Combined flux in latest and established models = 2.92432 Jy ! Performing phase self-cal ! Adding 69 model components to the UV plane model. ! The established model now contains 300 components and 2.92432 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.159337Jy sigma=1.447412 ! Fit after self-cal, rms=0.158273Jy sigma=1.435609 ! 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=0.158273Jy sigma=1.435609 ! Fit after self-cal, rms=0.156388Jy sigma=1.426083 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.068 mas, bmaj=5.822 mas, bpa=10.4 degrees ! Estimated noise=0.717743 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0171293 Jy ! Component: 100 - total flux cleaned = 0.0308379 Jy ! Component: 150 - total flux cleaned = 0.0430391 Jy ! Component: 200 - total flux cleaned = 0.0541933 Jy ! Total flux subtracted in 200 components = 0.0541933 Jy ! Clean residual min=-0.019129 max=0.017892 Jy/beam ! Clean residual mean=0.000018 rms=0.004989 Jy/beam ! Combined flux in latest and established models = 2.97851 Jy selfcal ! Performing phase self-cal ! Adding 72 model components to the UV plane model. ! The established model now contains 336 components and 2.97852 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.149873Jy sigma=1.386576 ! Fit after self-cal, rms=0.149566Jy sigma=1.383672 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 = 0.0115635 Jy ! Component: 100 - total flux cleaned = 0.0217968 Jy ! Component: 150 - total flux cleaned = 0.0312352 Jy ! Component: 200 - total flux cleaned = 0.0399691 Jy ! Total flux subtracted in 200 components = 0.0399691 Jy ! Clean residual min=-0.019237 max=0.016971 Jy/beam ! Clean residual mean=0.000012 rms=0.004778 Jy/beam ! Combined flux in latest and established models = 3.01848 Jy ! Performing phase self-cal ! Adding 56 model components to the UV plane model. ! The established model now contains 359 components and 3.01848 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.145803Jy sigma=1.362932 ! Fit after self-cal, rms=0.145650Jy sigma=1.361915 ! 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=0.145650Jy sigma=1.361915 ! Fit after self-cal, rms=0.144745Jy sigma=1.356585 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=6.042 mas, bmaj=7.582 mas, bpa=-6.129 degrees ! Estimated noise=1.19356 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0281851 Jy ! Component: 100 - total flux cleaned = 0.0499419 Jy ! Component: 150 - total flux cleaned = 0.0680173 Jy ! Component: 200 - total flux cleaned = 0.0833744 Jy ! Total flux subtracted in 200 components = 0.0833744 Jy ! Clean residual min=-0.036192 max=0.036516 Jy/beam ! Clean residual mean=0.000011 rms=0.010532 Jy/beam ! Combined flux in latest and established models = 3.10186 Jy selfcal ! Performing phase self-cal ! Adding 65 model components to the UV plane model. ! The established model now contains 402 components and 3.10186 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.139184Jy sigma=1.353861 ! Fit after self-cal, rms=0.138617Jy sigma=1.349266 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 = 0.0156753 Jy ! Component: 100 - total flux cleaned = 0.0286943 Jy ! Component: 150 - total flux cleaned = 0.0398809 Jy ! Component: 200 - total flux cleaned = 0.0495309 Jy ! Total flux subtracted in 200 components = 0.0495309 Jy ! Clean residual min=-0.033960 max=0.035249 Jy/beam ! Clean residual mean=-0.000008 rms=0.010134 Jy/beam ! Combined flux in latest and established models = 3.15139 Jy ! Performing phase self-cal ! Adding 51 model components to the UV plane model. ! The established model now contains 419 components and 3.15139 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.136642Jy sigma=1.362205 ! Fit after self-cal, rms=0.136464Jy sigma=1.360548 ! 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=3.067 mas, bmaj=5.815 mas, bpa=10.49 degrees ! Estimated noise=0.718527 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.067 x 5.815 at 10.49 degrees (North through East) ! Clean map min=-0.017491 max=1.0152 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=0.136464Jy sigma=1.360548 ! Fit after self-cal, rms=0.134360Jy sigma=1.312208 ! Inverting map and beam ! Estimated beam: bmin=3.077 mas, bmaj=5.803 mas, bpa=10.54 degrees ! Estimated noise=0.72266 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00928335 Jy ! Component: 100 - total flux cleaned = 0.0167898 Jy ! Component: 150 - total flux cleaned = 0.0227524 Jy ! Component: 200 - total flux cleaned = 0.0268467 Jy ! Total flux subtracted in 200 components = 0.0268467 Jy ! Clean residual min=-0.017907 max=0.016887 Jy/beam ! Clean residual mean=-0.000001 rms=0.004392 Jy/beam ! Combined flux in latest and established models = 3.17824 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 435 components and 3.17824 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.132742Jy sigma=1.291990 ! Fit after self-cal, rms=0.132773Jy sigma=1.291281 ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00451753 Jy ! Component: 100 - total flux cleaned = 0.0072889 Jy ! Component: 150 - total flux cleaned = 0.00999137 Jy ! Component: 200 - total flux cleaned = 0.0121395 Jy ! Total flux subtracted in 200 components = 0.0121395 Jy ! Clean residual min=-0.017739 max=0.016482 Jy/beam ! Clean residual mean=-0.000003 rms=0.004324 Jy/beam ! Combined flux in latest and established models = 3.19038 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 440 components and 3.19038 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.132133Jy sigma=1.281268 ! Fit after self-cal, rms=0.132160Jy sigma=1.280933 ! Inverting map ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.132160Jy sigma=1.280933 ! Fit after self-cal, rms=0.132529Jy sigma=1.278394 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=2.762 mas, bmaj=5.255 mas, bpa=13.85 degrees ! Estimated noise=0.912348 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.788508 Jy ! Component: 100 - total flux cleaned = 1.20177 Jy ! Component: 150 - total flux cleaned = 1.46552 Jy ! Component: 200 - total flux cleaned = 1.65577 Jy ! Total flux subtracted in 200 components = 1.65577 Jy ! Clean residual min=-0.049690 max=0.110325 Jy/beam ! Clean residual mean=0.000061 rms=0.017002 Jy/beam ! Combined flux in latest and established models = 1.65577 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 38 model components to the UV plane model. ! The established model now contains 38 components and 1.65577 Jy ! Inverting map and beam ! Estimated beam: bmin=3.072 mas, bmaj=5.797 mas, bpa=10.59 degrees ! Estimated noise=0.72292 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 = 0.218938 Jy ! Component: 100 - total flux cleaned = 0.379353 Jy ! Component: 150 - total flux cleaned = 0.503737 Jy ! Component: 200 - total flux cleaned = 0.603309 Jy ! Total flux subtracted in 200 components = 0.603309 Jy ! Clean residual min=-0.041045 max=0.059734 Jy/beam ! Clean residual mean=0.000118 rms=0.013375 Jy/beam ! Combined flux in latest and established models = 2.25908 Jy ! Adding 71 model components to the UV plane model. ! The established model now contains 100 components and 2.25908 Jy ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0813367 Jy ! Component: 100 - total flux cleaned = 0.149426 Jy ! Component: 150 - total flux cleaned = 0.208412 Jy ! Component: 200 - total flux cleaned = 0.260359 Jy ! Total flux subtracted in 200 components = 0.260359 Jy ! Clean residual min=-0.029921 max=0.036298 Jy/beam ! Clean residual mean=0.000089 rms=0.009813 Jy/beam ! Combined flux in latest and established models = 2.51944 Jy ! Adding 66 model components to the UV plane model. ! The established model now contains 154 components and 2.51944 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=6.047 mas, bmaj=7.563 mas, bpa=-6.162 degrees ! Estimated noise=1.20045 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.119239 Jy ! Component: 100 - total flux cleaned = 0.210966 Jy ! Component: 150 - total flux cleaned = 0.285205 Jy ! Component: 200 - total flux cleaned = 0.347016 Jy ! Total flux subtracted in 200 components = 0.347016 Jy ! Clean residual min=-0.051754 max=0.054466 Jy/beam ! Clean residual mean=0.000129 rms=0.015718 Jy/beam ! Combined flux in latest and established models = 2.86645 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 = 0.0522448 Jy ! Component: 100 - total flux cleaned = 0.0967738 Jy ! Component: 150 - total flux cleaned = 0.134907 Jy ! Component: 200 - total flux cleaned = 0.167746 Jy ! Total flux subtracted in 200 components = 0.167746 Jy ! Clean residual min=-0.042443 max=0.038396 Jy/beam ! Clean residual mean=0.000063 rms=0.012109 Jy/beam ! Combined flux in latest and established models = 3.0342 Jy ! Adding 182 model components to the UV plane model. ! The established model now contains 312 components and 3.0342 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=3.072 mas, bmaj=5.797 mas, bpa=10.59 degrees ! Estimated noise=0.72292 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0231994 Jy ! Component: 100 - total flux cleaned = 0.040702 Jy ! Component: 150 - total flux cleaned = 0.0533196 Jy ! Component: 200 - total flux cleaned = 0.0650504 Jy ! Total flux subtracted in 200 components = 0.0650504 Jy ! Clean residual min=-0.022190 max=0.018308 Jy/beam ! Clean residual mean=0.000013 rms=0.005129 Jy/beam ! Combined flux in latest and established models = 3.09925 Jy selfcal ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 333 components and 3.09925 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.142140Jy sigma=1.440464 ! Fit after self-cal, rms=0.142353Jy sigma=1.418992 wmodel J0542+4951_S_map.mod ! Writing 333 model components to file: J0542+4951_S_map.mod wobs J0542+4951_S_uvs.fits ! Writing UV FITS file: J0542+4951_S_uvs.fits wwins J0542+4951_S_map.win ! wwins: Wrote 4 windows to J0542+4951_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 = -0.00873917 Jy ! Component: 100 - total flux cleaned = -0.0124899 Jy ! Component: 150 - total flux cleaned = -0.0118695 Jy ! Component: 200 - total flux cleaned = -0.0106517 Jy ! Component: 250 - total flux cleaned = -0.0094817 Jy ! Component: 300 - total flux cleaned = -0.00863366 Jy ! Component: 350 - total flux cleaned = -0.00781735 Jy ! Component: 400 - total flux cleaned = -0.00728829 Jy ! Component: 450 - total flux cleaned = -0.00703734 Jy ! Component: 500 - total flux cleaned = -0.00653278 Jy ! Component: 550 - total flux cleaned = -0.00604028 Jy ! Component: 600 - total flux cleaned = -0.00508134 Jy ! Component: 650 - total flux cleaned = -0.00532026 Jy ! Component: 700 - total flux cleaned = -0.00531837 Jy ! Component: 750 - total flux cleaned = -0.0048698 Jy ! Component: 800 - total flux cleaned = -0.00509637 Jy ! Component: 850 - total flux cleaned = -0.00618193 Jy ! Component: 900 - total flux cleaned = -0.00639038 Jy ! Component: 950 - total flux cleaned = -0.00701891 Jy ! Component: 1000 - total flux cleaned = -0.0080467 Jy ! Component: 1050 - total flux cleaned = -0.00925534 Jy ! Component: 1100 - total flux cleaned = -0.00945424 Jy ! Component: 1150 - total flux cleaned = -0.0102353 Jy ! Component: 1200 - total flux cleaned = -0.0110029 Jy ! Component: 1250 - total flux cleaned = -0.0117615 Jy ! Component: 1300 - total flux cleaned = -0.0128775 Jy ! Component: 1350 - total flux cleaned = -0.0136083 Jy ! Component: 1400 - total flux cleaned = -0.0146871 Jy ! Component: 1450 - total flux cleaned = -0.0162793 Jy ! Component: 1500 - total flux cleaned = -0.017151 Jy ! Component: 1550 - total flux cleaned = -0.0180103 Jy ! Component: 1600 - total flux cleaned = -0.0188596 Jy ! Component: 1650 - total flux cleaned = -0.0200316 Jy ! Component: 1700 - total flux cleaned = -0.0203639 Jy ! Component: 1750 - total flux cleaned = -0.021179 Jy ! Component: 1800 - total flux cleaned = -0.0223031 Jy ! Component: 1850 - total flux cleaned = -0.0229381 Jy ! Component: 1900 - total flux cleaned = -0.0234086 Jy ! Component: 1950 - total flux cleaned = -0.0235624 Jy ! Component: 2000 - total flux cleaned = -0.0241762 Jy ! Component: 2050 - total flux cleaned = -0.0249296 Jy ! Component: 2100 - total flux cleaned = -0.0255269 Jy ! Component: 2150 - total flux cleaned = -0.0259692 Jy ! Component: 2200 - total flux cleaned = -0.0265527 Jy ! Component: 2250 - total flux cleaned = -0.0271271 Jy ! Component: 2300 - total flux cleaned = -0.027696 Jy ! Component: 2350 - total flux cleaned = -0.0281179 Jy ! Component: 2400 - total flux cleaned = -0.0289519 Jy ! Component: 2450 - total flux cleaned = -0.0292267 Jy ! Component: 2500 - total flux cleaned = -0.029363 Jy ! Component: 2550 - total flux cleaned = -0.030437 Jy ! Component: 2600 - total flux cleaned = -0.0299051 Jy ! Component: 2650 - total flux cleaned = -0.0309604 Jy ! Component: 2700 - total flux cleaned = -0.0313515 Jy ! Component: 2750 - total flux cleaned = -0.0319958 Jy ! Component: 2800 - total flux cleaned = -0.0323772 Jy ! Component: 2850 - total flux cleaned = -0.0333861 Jy ! Component: 2900 - total flux cleaned = -0.0336356 Jy ! Component: 2950 - total flux cleaned = -0.0340067 Jy ! Component: 3000 - total flux cleaned = -0.034618 Jy ! Component: 3050 - total flux cleaned = -0.0348584 Jy ! Component: 3100 - total flux cleaned = -0.0354563 Jy ! Component: 3150 - total flux cleaned = -0.0352184 Jy ! Component: 3200 - total flux cleaned = -0.0354529 Jy ! Component: 3250 - total flux cleaned = -0.0356862 Jy ! Component: 3300 - total flux cleaned = -0.0359161 Jy ! Component: 3350 - total flux cleaned = -0.0356872 Jy ! Component: 3400 - total flux cleaned = -0.035575 Jy ! Component: 3450 - total flux cleaned = -0.0359132 Jy ! Component: 3500 - total flux cleaned = -0.0361367 Jy ! Component: 3550 - total flux cleaned = -0.0361375 Jy ! Component: 3600 - total flux cleaned = -0.0364635 Jy ! Component: 3650 - total flux cleaned = -0.0365707 Jy ! Component: 3700 - total flux cleaned = -0.0368906 Jy ! Component: 3750 - total flux cleaned = -0.0364633 Jy ! Component: 3800 - total flux cleaned = -0.0364638 Jy ! Component: 3850 - total flux cleaned = -0.0366708 Jy ! Component: 3900 - total flux cleaned = -0.0365672 Jy ! Component: 3950 - total flux cleaned = -0.0364658 Jy ! Component: 4000 - total flux cleaned = -0.0367711 Jy ! Component: 4050 - total flux cleaned = -0.0368712 Jy ! Total flux subtracted in 4096 components = -0.0369714 Jy ! Clean residual min=-0.005730 max=0.005379 Jy/beam ! Clean residual mean=0.000002 rms=0.002055 Jy/beam ! Combined flux in latest and established models = 3.06228 Jy keep ! Adding 420 model components to the UV plane model. ! The established model now contains 752 components and 3.06228 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J0542+4951_S_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.072 x 5.797 at 10.59 degrees (North through East) ! Clean map min=-0.014986 max=1.0132 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J0542+4951_S_map.fits wmodel /vlbi/uf001/uva//J0542+4951_S_map.mod ! Writing 752 model components to file: /vlbi/uf001/uva//J0542+4951_S_map.mod wobs /vlbi/uf001/uva//J0542+4951_S_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J0542+4951_S_uvs.fits wwins /vlbi/uf001/uva//J0542+4951_S_map.win ! wwins: Wrote 5 windows to /vlbi/uf001/uva//J0542+4951_S_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 1.01323 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.00203648 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.602969 0.602969 1.20594 2.41188 4.82375 9.6475 19.295 38.59 77.18 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0061 print "peak= ", int(1000*peak_flux)/1000 ! peak= 1.013 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 497.538 quit ! Quitting program ! Log file /vlbi/uf001/uva//J0542+4951_S_dfm.log closed on Sun Jan 13 22:42:10 2019