! Started logfile: /vlbi/uf001/uva//J1406-0848_S_dfm.log on Mon Jan 14 02:45:28 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//J1406-0848_S_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J1406-0848_S_uva.fits ! AN table 1: 42 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.962434 visibilities/baseline/integration-bin. ! Found source: J1406-0848 ! ! 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 5457 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 J1406-0848_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 69 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 69 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 69 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.180572Jy sigma=18.827224 ! Fit after self-cal, rms=0.433278Jy sigma=6.893072 ! 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=2.612 mas, bmaj=6.812 mas, bpa=-2.593 degrees ! Estimated noise=0.803125 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 = 0.432691 Jy ! Component: 100 - total flux cleaned = 0.536438 Jy ! Total flux subtracted in 100 components = 0.536438 Jy ! Clean residual min=-0.012793 max=0.040829 Jy/beam ! Clean residual mean=-0.000076 rms=0.004047 Jy/beam ! Combined flux in latest and established models = 0.536438 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 8 components and 0.536438 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.111108Jy sigma=1.769414 ! Fit after self-cal, rms=0.111075Jy sigma=1.768845 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0443497 Jy ! Component: 100 - total flux cleaned = 0.0677513 Jy ! Total flux subtracted in 100 components = 0.0677513 Jy ! Clean residual min=-0.009144 max=0.022557 Jy/beam ! Clean residual mean=-0.000036 rms=0.002341 Jy/beam ! Combined flux in latest and established models = 0.604189 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 31 components and 0.604189 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.085131Jy sigma=1.352757 ! Fit after self-cal, rms=0.085094Jy sigma=1.352212 ! Inverting map ! Added new window around map position (4.5, -1). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0203205 Jy ! Component: 100 - total flux cleaned = 0.0327422 Jy ! Total flux subtracted in 100 components = 0.0327422 Jy ! Clean residual min=-0.007292 max=0.008099 Jy/beam ! Clean residual mean=-0.000019 rms=0.001749 Jy/beam ! Combined flux in latest and established models = 0.636931 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 42 components and 0.636932 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.077419Jy sigma=1.231985 ! Fit after self-cal, rms=0.077134Jy sigma=1.227261 ! 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=3.144 mas, bmaj=7.592 mas, bpa=-1.97 degrees ! Estimated noise=0.659391 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 = 0.0164795 Jy ! Component: 100 - total flux cleaned = 0.026612 Jy ! Component: 150 - total flux cleaned = 0.0335983 Jy ! Component: 200 - total flux cleaned = 0.0384713 Jy ! Total flux subtracted in 200 components = 0.0384713 Jy ! Clean residual min=-0.006561 max=0.008696 Jy/beam ! Clean residual mean=0.000002 rms=0.001781 Jy/beam ! Combined flux in latest and established models = 0.675403 Jy ! Performing phase self-cal ! Adding 39 model components to the UV plane model. ! The established model now contains 71 components and 0.675403 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.073151Jy sigma=1.162980 ! Fit after self-cal, rms=0.072982Jy sigma=1.159703 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.144 x 7.592 at -1.97 degrees (North through East) ! Clean map min=-0.0060184 max=0.56738 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 0.96 HN 0.97 KP 1.00 ! LA 0.99 MK 1.00 NL 1.02 OV 1.01 ! PT 1.04 SC 1.01 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 0.97 HN 1.01 KP 1.02 ! LA 1.01 MK 1.01 NL 1.03 OV 1.02 ! PT 0.91 SC 0.98 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 0.99 HN 1.01 KP 1.01 ! LA 1.00 MK 1.02 NL 1.03 OV 1.00 ! PT 0.91 SC 1.01 ! ! ! Fit before self-cal, rms=0.072982Jy sigma=1.159703 ! Fit after self-cal, rms=0.068266Jy sigma=1.071573 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=3.151 mas, bmaj=7.622 mas, bpa=-1.908 degrees ! Estimated noise=0.657948 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 (11.5, 3). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00679567 Jy ! Component: 100 - total flux cleaned = 0.0102239 Jy ! Component: 150 - total flux cleaned = 0.0114349 Jy ! Component: 200 - total flux cleaned = 0.0121707 Jy ! Total flux subtracted in 200 components = 0.0121707 Jy ! Clean residual min=-0.003346 max=0.005416 Jy/beam ! Clean residual mean=0.000002 rms=0.000902 Jy/beam ! Combined flux in latest and established models = 0.687574 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 95 components and 0.687574 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.067614Jy sigma=1.060599 ! Fit after self-cal, rms=0.067584Jy sigma=1.059581 ! Inverting map ! Added new window around map position (20.5, 6.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00477779 Jy ! Component: 100 - total flux cleaned = 0.00733161 Jy ! Component: 150 - total flux cleaned = 0.0080214 Jy ! Component: 200 - total flux cleaned = 0.00867044 Jy ! Total flux subtracted in 200 components = 0.00867044 Jy ! Clean residual min=-0.002977 max=0.003133 Jy/beam ! Clean residual mean=-0.000000 rms=0.000774 Jy/beam ! Combined flux in latest and established models = 0.696244 Jy ! Performing phase self-cal ! Adding 45 model components to the UV plane model. ! The established model now contains 138 components and 0.696244 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.067219Jy sigma=1.053755 ! Fit after self-cal, rms=0.067197Jy sigma=1.053482 ! 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=0.067197Jy sigma=1.053482 ! Fit after self-cal, rms=0.066634Jy sigma=1.043143 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.151 mas, bmaj=7.623 mas, bpa=-1.893 degrees ! Estimated noise=0.657782 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00165371 Jy ! Component: 100 - total flux cleaned = 0.00257763 Jy ! Component: 150 - total flux cleaned = 0.00314587 Jy ! Component: 200 - total flux cleaned = 0.00346224 Jy ! Total flux subtracted in 200 components = 0.00346224 Jy ! Clean residual min=-0.002387 max=0.003173 Jy/beam ! Clean residual mean=-0.000003 rms=0.000634 Jy/beam ! Combined flux in latest and established models = 0.699706 Jy selfcal ! Performing phase self-cal ! Adding 36 model components to the UV plane model. ! The established model now contains 164 components and 0.699706 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.066567Jy sigma=1.042133 ! Fit after self-cal, rms=0.066568Jy sigma=1.042100 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 (7.5, 89.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00271605 Jy ! Component: 100 - total flux cleaned = 0.00381267 Jy ! Component: 150 - total flux cleaned = 0.00451729 Jy ! Component: 200 - total flux cleaned = 0.00518817 Jy ! Total flux subtracted in 200 components = 0.00518817 Jy ! Clean residual min=-0.002295 max=0.002392 Jy/beam ! Clean residual mean=-0.000001 rms=0.000596 Jy/beam ! Combined flux in latest and established models = 0.704894 Jy ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 185 components and 0.704894 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.066440Jy sigma=1.040100 ! Fit after self-cal, rms=0.066434Jy sigma=1.039992 ! 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=0.066434Jy sigma=1.039992 ! Fit after self-cal, rms=0.066361Jy sigma=1.038290 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.149 mas, bmaj=7.62 mas, bpa=-1.899 degrees ! Estimated noise=0.657697 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00117292 Jy ! Component: 100 - total flux cleaned = 0.00200584 Jy ! Component: 150 - total flux cleaned = 0.00236219 Jy ! Component: 200 - total flux cleaned = 0.00252855 Jy ! Total flux subtracted in 200 components = 0.00252855 Jy ! Clean residual min=-0.002135 max=0.002245 Jy/beam ! Clean residual mean=-0.000003 rms=0.000556 Jy/beam ! Combined flux in latest and established models = 0.707423 Jy selfcal ! Performing phase self-cal ! Adding 33 model components to the UV plane model. ! The established model now contains 202 components and 0.707423 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.066321Jy sigma=1.037703 ! Fit after self-cal, rms=0.066322Jy sigma=1.037692 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 = 0.000427295 Jy ! Component: 100 - total flux cleaned = 0.000549084 Jy ! Component: 150 - total flux cleaned = 0.000695111 Jy ! Component: 200 - total flux cleaned = 0.00083517 Jy ! Total flux subtracted in 200 components = 0.00083517 Jy ! Clean residual min=-0.002106 max=0.002203 Jy/beam ! Clean residual mean=-0.000002 rms=0.000549 Jy/beam ! Combined flux in latest and established models = 0.708258 Jy ! Performing phase self-cal ! Adding 42 model components to the UV plane model. ! The established model now contains 217 components and 0.708258 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.066298Jy sigma=1.037350 ! Fit after self-cal, rms=0.066298Jy sigma=1.037349 ! 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=0.066298Jy sigma=1.037349 ! Fit after self-cal, rms=0.066299Jy sigma=1.037304 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=7.261 mas, bmaj=13.11 mas, bpa=1.517 degrees ! Estimated noise=0.860702 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00110509 Jy ! Component: 100 - total flux cleaned = 0.00128953 Jy ! Component: 150 - total flux cleaned = 0.00147329 Jy ! Component: 200 - total flux cleaned = 0.00163978 Jy ! Total flux subtracted in 200 components = 0.00163978 Jy ! Clean residual min=-0.002014 max=0.002824 Jy/beam ! Clean residual mean=-0.000007 rms=0.000653 Jy/beam ! Combined flux in latest and established models = 0.709898 Jy selfcal ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 240 components and 0.709898 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.066288Jy sigma=1.037127 ! Fit after self-cal, rms=0.066286Jy sigma=1.037109 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 (34.5, 1). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00225751 Jy ! Component: 100 - total flux cleaned = 0.00260054 Jy ! Component: 150 - total flux cleaned = 0.00285622 Jy ! Component: 200 - total flux cleaned = 0.00321236 Jy ! Total flux subtracted in 200 components = 0.00321236 Jy ! Clean residual min=-0.001730 max=0.002262 Jy/beam ! Clean residual mean=-0.000006 rms=0.000539 Jy/beam ! Combined flux in latest and established models = 0.71311 Jy ! Performing phase self-cal ! Adding 46 model components to the UV plane model. ! The established model now contains 286 components and 0.713111 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.066198Jy sigma=1.035687 ! Fit after self-cal, rms=0.066191Jy sigma=1.035622 ! Inverting map ! Added new window around map position (123.5, 8.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00211316 Jy ! Component: 100 - total flux cleaned = 0.00264878 Jy ! Component: 150 - total flux cleaned = 0.0030968 Jy ! Component: 200 - total flux cleaned = 0.00334897 Jy ! Total flux subtracted in 200 components = 0.00334897 Jy ! Clean residual min=-0.001549 max=0.001805 Jy/beam ! Clean residual mean=-0.000006 rms=0.000461 Jy/beam ! Combined flux in latest and established models = 0.71646 Jy ! Performing phase self-cal ! Adding 35 model components to the UV plane model. ! The established model now contains 319 components and 0.71646 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.066128Jy sigma=1.034690 ! Fit after self-cal, rms=0.066124Jy sigma=1.034650 ! 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=3.148 mas, bmaj=7.619 mas, bpa=-1.899 degrees ! Estimated noise=0.657718 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.148 x 7.619 at -1.899 degrees (North through East) ! Clean map min=-0.0018599 max=0.566 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=0.066124Jy sigma=1.034650 ! Fit after self-cal, rms=0.062401Jy sigma=0.968429 ! Inverting map and beam ! Estimated beam: bmin=3.148 mas, bmaj=7.618 mas, bpa=-1.905 degrees ! Estimated noise=0.657827 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000458849 Jy ! Component: 100 - total flux cleaned = -0.000570356 Jy ! Component: 150 - total flux cleaned = -0.000669424 Jy ! Component: 200 - total flux cleaned = -0.000717961 Jy ! Total flux subtracted in 200 components = -0.000717961 Jy ! Clean residual min=-0.001892 max=0.001807 Jy/beam ! Clean residual mean=-0.000002 rms=0.000442 Jy/beam ! Combined flux in latest and established models = 0.715742 Jy ! Performing phase self-cal ! Adding 36 model components to the UV plane model. ! The established model now contains 351 components and 0.715742 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.062320Jy sigma=0.967077 ! Fit after self-cal, rms=0.062319Jy sigma=0.967061 ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -1.13299e-06 Jy ! Component: 100 - total flux cleaned = -1.37155e-06 Jy ! Component: 150 - total flux cleaned = 0.000122695 Jy ! Component: 200 - total flux cleaned = 0.000240169 Jy ! Total flux subtracted in 200 components = 0.000240169 Jy ! Clean residual min=-0.001844 max=0.001797 Jy/beam ! Clean residual mean=-0.000003 rms=0.000429 Jy/beam ! Combined flux in latest and established models = 0.715982 Jy ! Performing phase self-cal ! Adding 44 model components to the UV plane model. ! The established model now contains 368 components and 0.715982 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.062270Jy sigma=0.966287 ! Fit after self-cal, rms=0.062270Jy sigma=0.966282 ! Inverting map ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.062270Jy sigma=0.966282 ! Fit after self-cal, rms=0.062254Jy sigma=0.966240 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=2.614 mas, bmaj=6.825 mas, bpa=-2.591 degrees ! Estimated noise=0.803437 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.432742 Jy ! Component: 100 - total flux cleaned = 0.536573 Jy ! Component: 150 - total flux cleaned = 0.581309 Jy ! Component: 200 - total flux cleaned = 0.608601 Jy ! Total flux subtracted in 200 components = 0.608601 Jy ! Clean residual min=-0.006717 max=0.014454 Jy/beam ! Clean residual mean=-0.000035 rms=0.001866 Jy/beam ! Combined flux in latest and established models = 0.608601 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 19 model components to the UV plane model. ! The established model now contains 19 components and 0.608601 Jy ! Inverting map and beam ! Estimated beam: bmin=3.148 mas, bmaj=7.617 mas, bpa=-1.908 degrees ! Estimated noise=0.657785 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 = 0.0252265 Jy ! Component: 100 - total flux cleaned = 0.0403943 Jy ! Component: 150 - total flux cleaned = 0.0506264 Jy ! Component: 200 - total flux cleaned = 0.0583658 Jy ! Total flux subtracted in 200 components = 0.0583658 Jy ! Clean residual min=-0.003707 max=0.004816 Jy/beam ! Clean residual mean=-0.000010 rms=0.001094 Jy/beam ! Combined flux in latest and established models = 0.666967 Jy ! Adding 48 model components to the UV plane model. ! The established model now contains 59 components and 0.666967 Jy ! Inverting map ! Added new window around map position (-1.5, 8.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00616608 Jy ! Component: 100 - total flux cleaned = 0.011156 Jy ! Component: 150 - total flux cleaned = 0.0152745 Jy ! Component: 200 - total flux cleaned = 0.0183265 Jy ! Total flux subtracted in 200 components = 0.0183265 Jy ! Clean residual min=-0.002606 max=0.002774 Jy/beam ! Clean residual mean=-0.000007 rms=0.000743 Jy/beam ! Combined flux in latest and established models = 0.685293 Jy ! Adding 63 model components to the UV plane model. ! The established model now contains 110 components and 0.685293 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=7.261 mas, bmaj=13.11 mas, bpa=1.505 degrees ! Estimated noise=0.860809 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00523312 Jy ! Component: 100 - total flux cleaned = 0.00917198 Jy ! Component: 150 - total flux cleaned = 0.0121879 Jy ! Component: 200 - total flux cleaned = 0.0149018 Jy ! Total flux subtracted in 200 components = 0.0149018 Jy ! Clean residual min=-0.002756 max=0.002524 Jy/beam ! Clean residual mean=-0.000012 rms=0.000751 Jy/beam ! Combined flux in latest and established models = 0.700195 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 = 0.00219727 Jy ! Component: 100 - total flux cleaned = 0.00398489 Jy ! Component: 150 - total flux cleaned = 0.0053646 Jy ! Component: 200 - total flux cleaned = 0.00661973 Jy ! Total flux subtracted in 200 components = 0.00661973 Jy ! Clean residual min=-0.002216 max=0.002068 Jy/beam ! Clean residual mean=-0.000009 rms=0.000602 Jy/beam ! Combined flux in latest and established models = 0.706815 Jy ! Adding 111 model components to the UV plane model. ! The established model now contains 214 components and 0.706815 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=3.148 mas, bmaj=7.617 mas, bpa=-1.908 degrees ! Estimated noise=0.657785 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -7.45784e-05 Jy ! Component: 100 - total flux cleaned = 0.000351738 Jy ! Component: 150 - total flux cleaned = 0.000807338 Jy ! Component: 200 - total flux cleaned = 0.00117211 Jy ! Total flux subtracted in 200 components = 0.00117211 Jy ! Clean residual min=-0.002058 max=0.001901 Jy/beam ! Clean residual mean=-0.000003 rms=0.000492 Jy/beam ! Combined flux in latest and established models = 0.707987 Jy selfcal ! Performing phase self-cal ! Adding 34 model components to the UV plane model. ! The established model now contains 247 components and 0.707987 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.062462Jy sigma=0.969438 ! Fit after self-cal, rms=0.062435Jy sigma=0.969092 wmodel J1406-0848_S_map.mod ! Writing 247 model components to file: J1406-0848_S_map.mod wobs J1406-0848_S_uvs.fits ! Writing UV FITS file: J1406-0848_S_uvs.fits wwins J1406-0848_S_map.win ! wwins: Wrote 8 windows to J1406-0848_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 = -0.000487707 Jy ! Component: 100 - total flux cleaned = -0.000487848 Jy ! Component: 150 - total flux cleaned = -0.000553891 Jy ! Component: 200 - total flux cleaned = -0.000648537 Jy ! Component: 250 - total flux cleaned = -0.000709885 Jy ! Component: 300 - total flux cleaned = -0.000917135 Jy ! Component: 350 - total flux cleaned = -0.00114787 Jy ! Component: 400 - total flux cleaned = -0.00131779 Jy ! Component: 450 - total flux cleaned = -0.00148503 Jy ! Component: 500 - total flux cleaned = -0.0017313 Jy ! Component: 550 - total flux cleaned = -0.00191943 Jy ! Component: 600 - total flux cleaned = -0.00210474 Jy ! Component: 650 - total flux cleaned = -0.00228769 Jy ! Component: 700 - total flux cleaned = -0.00251926 Jy ! Component: 750 - total flux cleaned = -0.00264646 Jy ! Component: 800 - total flux cleaned = -0.00284689 Jy ! Component: 850 - total flux cleaned = -0.00301955 Jy ! Component: 900 - total flux cleaned = -0.00316554 Jy ! Component: 950 - total flux cleaned = -0.00333381 Jy ! Component: 1000 - total flux cleaned = -0.00338128 Jy ! Component: 1050 - total flux cleaned = -0.00359354 Jy ! Component: 1100 - total flux cleaned = -0.00366322 Jy ! Component: 1150 - total flux cleaned = -0.00380104 Jy ! Component: 1200 - total flux cleaned = -0.00380133 Jy ! Component: 1250 - total flux cleaned = -0.00398216 Jy ! Component: 1300 - total flux cleaned = -0.00413838 Jy ! Component: 1350 - total flux cleaned = -0.00420514 Jy ! Component: 1400 - total flux cleaned = -0.00435842 Jy ! Component: 1450 - total flux cleaned = -0.00444479 Jy ! Component: 1500 - total flux cleaned = -0.0045093 Jy ! Component: 1550 - total flux cleaned = -0.00459426 Jy ! Component: 1600 - total flux cleaned = -0.00469948 Jy ! Component: 1650 - total flux cleaned = -0.00474105 Jy ! Component: 1700 - total flux cleaned = -0.00484462 Jy ! Component: 1750 - total flux cleaned = -0.00488579 Jy ! Component: 1800 - total flux cleaned = -0.00496716 Jy ! Component: 1850 - total flux cleaned = -0.00506783 Jy ! Component: 1900 - total flux cleaned = -0.0051278 Jy ! Component: 1950 - total flux cleaned = -0.00520703 Jy ! Component: 2000 - total flux cleaned = -0.00524652 Jy ! Component: 2050 - total flux cleaned = -0.00532443 Jy ! Component: 2100 - total flux cleaned = -0.00544017 Jy ! Component: 2150 - total flux cleaned = -0.00555471 Jy ! Component: 2200 - total flux cleaned = -0.00553578 Jy ! Component: 2250 - total flux cleaned = -0.0056679 Jy ! Component: 2300 - total flux cleaned = -0.00579857 Jy ! Component: 2350 - total flux cleaned = -0.0058541 Jy ! Component: 2400 - total flux cleaned = -0.00592778 Jy ! Component: 2450 - total flux cleaned = -0.00601914 Jy ! Component: 2500 - total flux cleaned = -0.00609166 Jy ! Component: 2550 - total flux cleaned = -0.00618168 Jy ! Component: 2600 - total flux cleaned = -0.0063069 Jy ! Component: 2650 - total flux cleaned = -0.00636001 Jy ! Component: 2700 - total flux cleaned = -0.00650109 Jy ! Component: 2750 - total flux cleaned = -0.00657104 Jy ! Component: 2800 - total flux cleaned = -0.00662326 Jy ! Component: 2850 - total flux cleaned = -0.00667519 Jy ! Component: 2900 - total flux cleaned = -0.00681259 Jy ! Component: 2950 - total flux cleaned = -0.00681241 Jy ! Component: 3000 - total flux cleaned = -0.00688012 Jy ! Component: 3050 - total flux cleaned = -0.00701462 Jy ! Component: 3100 - total flux cleaned = -0.00698098 Jy ! Component: 3150 - total flux cleaned = -0.00706391 Jy ! Component: 3200 - total flux cleaned = -0.0071301 Jy ! Component: 3250 - total flux cleaned = -0.00717924 Jy ! Component: 3300 - total flux cleaned = -0.00719566 Jy ! Component: 3350 - total flux cleaned = -0.00726024 Jy ! Component: 3400 - total flux cleaned = -0.0073406 Jy ! Component: 3450 - total flux cleaned = -0.00740447 Jy ! Component: 3500 - total flux cleaned = -0.00740455 Jy ! Component: 3550 - total flux cleaned = -0.00756252 Jy ! Component: 3600 - total flux cleaned = -0.00754692 Jy ! Component: 3650 - total flux cleaned = -0.00765615 Jy ! Component: 3700 - total flux cleaned = -0.00771817 Jy ! Component: 3750 - total flux cleaned = -0.00781059 Jy ! Component: 3800 - total flux cleaned = -0.00781058 Jy ! Component: 3850 - total flux cleaned = -0.00782566 Jy ! Component: 3900 - total flux cleaned = -0.00794676 Jy ! Component: 3950 - total flux cleaned = -0.00800708 Jy ! Component: 4000 - total flux cleaned = -0.00805201 Jy ! Component: 4050 - total flux cleaned = -0.00811169 Jy ! Total flux subtracted in 4096 components = -0.00812658 Jy ! Clean residual min=-0.000976 max=0.000939 Jy/beam ! Clean residual mean=-0.000000 rms=0.000274 Jy/beam ! Combined flux in latest and established models = 0.699861 Jy keep ! Adding 284 model components to the UV plane model. ! The established model now contains 531 components and 0.699861 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J1406-0848_S_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.148 x 7.617 at -1.908 degrees (North through East) ! Clean map min=-0.0016428 max=0.56798 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J1406-0848_S_map.fits wmodel /vlbi/uf001/uva//J1406-0848_S_map.mod ! Writing 531 model components to file: /vlbi/uf001/uva//J1406-0848_S_map.mod wobs /vlbi/uf001/uva//J1406-0848_S_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J1406-0848_S_uvs.fits wwins /vlbi/uf001/uva//J1406-0848_S_map.win ! wwins: Wrote 9 windows to /vlbi/uf001/uva//J1406-0848_S_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.567978 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000271417 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.14336 0.14336 0.286719 0.573439 1.14688 2.29375 4.58751 9.17502 18.35 36.7001 73.4001 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0008 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.567 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 2092.64 quit ! Quitting program ! Log file /vlbi/uf001/uva//J1406-0848_S_dfm.log closed on Mon Jan 14 02:45:33 2019