! Started logfile: .//J1246-0730_X_20180720_dfm.log on Wed Aug 8 14:45:30 2018 float field_size field_size = 1024 float field_cell field_cell = 0.2000 float taper_size taper_size = 70.0 float freq freq = 7.39200 obs .//J1246-0730_X_20180720_uva.fits ! Reading UV FITS file: .//J1246-0730_X_20180720_uva.fits ! AN table 1: 15 integrations on 36 of 36 possible baselines. ! Apparent sampling: 1 visibilities/baseline/integration-bin. ! Found source: J1246-0730 ! ! There are 8 IFs, and a total of 8 channels: ! ! IF Channel Frequency Freq offset Number of Overall IF ! origin at origin per channel channels bandwidth ! ------------------------------------------------------------- (Hz) ! 01 1 7.392e+09 3.2e+07 1 3.2e+07 ! 02 2 7.424e+09 3.2e+07 1 3.2e+07 ! 03 3 7.456e+09 3.2e+07 1 3.2e+07 ! 04 4 7.552e+09 3.2e+07 1 3.2e+07 ! 05 5 7.744e+09 3.2e+07 1 3.2e+07 ! 06 6 7.776e+09 3.2e+07 1 3.2e+07 ! 07 7 7.808e+09 3.2e+07 1 3.2e+07 ! 08 8 7.84e+09 3.2e+07 1 3.2e+07 ! ! Polarization(s): RR ! ! Read 94 lines of history. ! ! Reading 4320 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 8 channels. ! Selecting polarization: RR, channels: 1..8 ! Reading IF 1 channels: 1..1 ! Reading IF 2 channels: 2..2 ! Reading IF 3 channels: 3..3 ! Reading IF 4 channels: 4..4 ! Reading IF 5 channels: 5..5 ! Reading IF 6 channels: 6..6 ! Reading IF 7 channels: 7..7 ! Reading IF 8 channels: 8..8 print "field_size =", field_size ! field_size = 1024 print "field_cell =", field_cell ! field_cell = 0.2 print "taper_size =", taper_size ! taper_size = 70 ![@/opt64/bin/pima_mupet_01.dfm J1246-0730_X] 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 0.200x0.200 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. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=1.177941Jy sigma=30.260808 ! Fit after self-cal, rms=0.413657Jy sigma=10.542806 ! 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=0.9567 mas, bmaj=3.133 mas, bpa=16.82 degrees ! Estimated noise=0.546818 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 = 0.449942 Jy ! Component: 100 - total flux cleaned = 0.551502 Jy ! Total flux subtracted in 100 components = 0.551502 Jy ! Clean residual min=-0.017776 max=0.036746 Jy/beam ! Clean residual mean=-0.000014 rms=0.006291 Jy/beam ! Combined flux in latest and established models = 0.551502 Jy ! Performing phase self-cal ! Adding 4 model components to the UV plane model. ! The established model now contains 4 components and 0.551502 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.082079Jy sigma=2.071814 ! Fit after self-cal, rms=0.082041Jy sigma=2.071259 ! 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=1.143 mas, bmaj=3.327 mas, bpa=15.41 degrees ! Estimated noise=0.435792 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 = 0.0472494 Jy ! Component: 100 - total flux cleaned = 0.0548677 Jy ! Component: 150 - total flux cleaned = 0.0549463 Jy ! Component: 200 - total flux cleaned = 0.0555031 Jy ! Total flux subtracted in 200 components = 0.0555031 Jy ! Clean residual min=-0.012283 max=0.017756 Jy/beam ! Clean residual mean=-0.000006 rms=0.003733 Jy/beam ! Combined flux in latest and established models = 0.607005 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 19 components and 0.607005 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.046863Jy sigma=1.175773 ! Fit after self-cal, rms=0.046819Jy sigma=1.174586 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.143 x 3.327 at 15.41 degrees (North through East) ! Clean map min=-0.019323 max=0.59819 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 1.02 HN 0.96 KP 1.00 ! LA 0.99 NL 1.08 OV 0.96 PT 0.99 ! SC 1.03 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.94 FD 1.03 HN 0.95 KP 1.00 ! LA 1.00 NL 1.08 OV 0.95 PT 0.99 ! SC 1.02 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.94 FD 1.02 HN 0.96 KP 1.01 ! LA 0.99 NL 1.08 OV 0.95 PT 1.00 ! SC 1.01 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.93 FD 1.02 HN 0.96 KP 1.00 ! LA 1.00 NL 1.07 OV 0.96 PT 0.99 ! SC 1.02 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 0.92 FD 1.01 HN 0.97 KP 1.00 ! LA 1.00 NL 1.07 OV 0.96 PT 0.98 ! SC 1.01 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 0.92 FD 1.01 HN 0.97 KP 1.00 ! LA 0.99 NL 1.08 OV 0.96 PT 0.98 ! SC 1.03 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 0.91 FD 1.02 HN 0.95 KP 1.02 ! LA 0.99 NL 1.08 OV 0.93 PT 0.99 ! SC 1.02 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 0.94 FD 1.01 HN 0.95 KP 1.01 ! LA 0.98 NL 1.08 OV 0.95 PT 0.99 ! SC 1.02 ! ! ! Fit before self-cal, rms=0.046819Jy sigma=1.174586 ! Fit after self-cal, rms=0.031816Jy sigma=0.794163 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.143 mas, bmaj=3.328 mas, bpa=15.26 degrees ! Estimated noise=0.430599 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 (-10, 1.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00740004 Jy ! Component: 100 - total flux cleaned = 0.0119369 Jy ! Component: 150 - total flux cleaned = 0.0155566 Jy ! Component: 200 - total flux cleaned = 0.0185503 Jy ! Total flux subtracted in 200 components = 0.0185503 Jy ! Clean residual min=-0.003821 max=0.005502 Jy/beam ! Clean residual mean=0.000002 rms=0.001152 Jy/beam ! Combined flux in latest and established models = 0.625555 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 33 components and 0.625555 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.029592Jy sigma=0.736528 ! Fit after self-cal, rms=0.029552Jy sigma=0.735432 ! 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. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.029552Jy sigma=0.735432 ! Fit after self-cal, rms=0.029466Jy sigma=0.733322 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.142 mas, bmaj=3.327 mas, bpa=15.27 degrees ! Estimated noise=0.43117 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00324331 Jy ! Component: 100 - total flux cleaned = 0.0056467 Jy ! Component: 150 - total flux cleaned = 0.0068786 Jy ! Component: 200 - total flux cleaned = 0.00761336 Jy ! Total flux subtracted in 200 components = 0.00761336 Jy ! Clean residual min=-0.003500 max=0.004672 Jy/beam ! Clean residual mean=0.000004 rms=0.001012 Jy/beam ! Combined flux in latest and established models = 0.633168 Jy selfcal ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 46 components and 0.633168 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.028915Jy sigma=0.718898 ! Fit after self-cal, rms=0.028911Jy sigma=0.718775 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 (-5.6, 0.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00266679 Jy ! Component: 100 - total flux cleaned = 0.00268627 Jy ! Component: 150 - total flux cleaned = 0.00252389 Jy ! Component: 200 - total flux cleaned = 0.002371 Jy ! Total flux subtracted in 200 components = 0.002371 Jy ! Clean residual min=-0.002883 max=0.003096 Jy/beam ! Clean residual mean=0.000005 rms=0.000758 Jy/beam ! Combined flux in latest and established models = 0.635539 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 67 components and 0.635539 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.028138Jy sigma=0.696040 ! Fit after self-cal, rms=0.028116Jy sigma=0.695584 ! 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. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.028116Jy sigma=0.695584 ! Fit after self-cal, rms=0.028042Jy sigma=0.693433 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.142 mas, bmaj=3.326 mas, bpa=15.27 degrees ! Estimated noise=0.431608 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00119517 Jy ! Component: 100 - total flux cleaned = 0.00145368 Jy ! Component: 150 - total flux cleaned = 0.00156812 Jy ! Component: 200 - total flux cleaned = 0.00172164 Jy ! Total flux subtracted in 200 components = 0.00172164 Jy ! Clean residual min=-0.002572 max=0.002669 Jy/beam ! Clean residual mean=0.000004 rms=0.000614 Jy/beam ! Combined flux in latest and established models = 0.637261 Jy selfcal ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 78 components and 0.637261 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.027795Jy sigma=0.686228 ! Fit after self-cal, rms=0.027791Jy sigma=0.686148 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 (-5.4, 42.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00164713 Jy ! Component: 100 - total flux cleaned = 0.00215783 Jy ! Component: 150 - total flux cleaned = 0.00242612 Jy ! Component: 200 - total flux cleaned = 0.00246643 Jy ! Total flux subtracted in 200 components = 0.00246643 Jy ! Clean residual min=-0.002240 max=0.002185 Jy/beam ! Clean residual mean=0.000003 rms=0.000535 Jy/beam ! Combined flux in latest and established models = 0.639727 Jy ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 98 components and 0.639727 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.027563Jy sigma=0.680054 ! Fit after self-cal, rms=0.027557Jy sigma=0.679963 ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 70 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. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.027557Jy sigma=0.679963 ! Fit after self-cal, rms=0.027544Jy sigma=0.679525 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.243 mas, bmaj=4.121 mas, bpa=5.159 degrees ! Estimated noise=0.496717 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000212038 Jy ! Component: 100 - total flux cleaned = 0.000326008 Jy ! Component: 150 - total flux cleaned = 0.000323927 Jy ! Component: 200 - total flux cleaned = 0.000267747 Jy ! Total flux subtracted in 200 components = 0.000267747 Jy ! Clean residual min=-0.002203 max=0.001992 Jy/beam ! Clean residual mean=0.000004 rms=0.000585 Jy/beam ! Combined flux in latest and established models = 0.639995 Jy selfcal ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 123 components and 0.639995 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.027488Jy sigma=0.677698 ! Fit after self-cal, rms=0.027482Jy sigma=0.677638 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 = -3.27674e-05 Jy ! Component: 100 - total flux cleaned = 7.03862e-05 Jy ! Component: 150 - total flux cleaned = 0.000165338 Jy ! Component: 200 - total flux cleaned = 0.000233053 Jy ! Total flux subtracted in 200 components = 0.000233053 Jy ! Clean residual min=-0.002075 max=0.001888 Jy/beam ! Clean residual mean=0.000003 rms=0.000561 Jy/beam ! Combined flux in latest and established models = 0.640228 Jy ! Performing phase self-cal ! Adding 32 model components to the UV plane model. ! The established model now contains 138 components and 0.640228 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.027445Jy sigma=0.676605 ! Fit after self-cal, rms=0.027443Jy sigma=0.676573 ! 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=1.142 mas, bmaj=3.326 mas, bpa=15.28 degrees ! Estimated noise=0.43171 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.142 x 3.326 at 15.28 degrees (North through East) ! Clean map min=-0.0081391 max=0.59152 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. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.027443Jy sigma=0.676573 ! Fit after self-cal, rms=0.025701Jy sigma=0.632182 ! Inverting map and beam ! Estimated beam: bmin=1.142 mas, bmaj=3.326 mas, bpa=15.28 degrees ! Estimated noise=0.431779 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000119374 Jy ! Component: 100 - total flux cleaned = 0.000119139 Jy ! Component: 150 - total flux cleaned = 0.000208168 Jy ! Component: 200 - total flux cleaned = 0.000264517 Jy ! Total flux subtracted in 200 components = 0.000264517 Jy ! Clean residual min=-0.001840 max=0.001715 Jy/beam ! Clean residual mean=0.000002 rms=0.000445 Jy/beam ! Combined flux in latest and established models = 0.640493 Jy ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 156 components and 0.640493 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.025631Jy sigma=0.630415 ! Fit after self-cal, rms=0.025631Jy sigma=0.630387 ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 5.62532e-05 Jy ! Component: 100 - total flux cleaned = 0.00016247 Jy ! Component: 150 - total flux cleaned = 0.000286215 Jy ! Component: 200 - total flux cleaned = 0.000356252 Jy ! Total flux subtracted in 200 components = 0.000356252 Jy ! Clean residual min=-0.001789 max=0.001686 Jy/beam ! Clean residual mean=0.000002 rms=0.000432 Jy/beam ! Combined flux in latest and established models = 0.640849 Jy ! Performing phase self-cal ! Adding 33 model components to the UV plane model. ! The established model now contains 163 components and 0.640849 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.025585Jy sigma=0.629324 ! Fit after self-cal, rms=0.025586Jy sigma=0.629307 ! Inverting map ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.025586Jy sigma=0.629307 ! Fit after self-cal, rms=0.025592Jy sigma=0.629240 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=0.9577 mas, bmaj=3.125 mas, bpa=16.63 degrees ! Estimated noise=0.543991 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.447614 Jy ! Component: 100 - total flux cleaned = 0.548184 Jy ! Component: 150 - total flux cleaned = 0.587313 Jy ! Component: 200 - total flux cleaned = 0.607264 Jy ! Total flux subtracted in 200 components = 0.607264 Jy ! Clean residual min=-0.005633 max=0.009401 Jy/beam ! Clean residual mean=-0.000002 rms=0.001834 Jy/beam ! Combined flux in latest and established models = 0.607264 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 12 model components to the UV plane model. ! The established model now contains 12 components and 0.607264 Jy ! Inverting map and beam ! Estimated beam: bmin=1.142 mas, bmaj=3.326 mas, bpa=15.27 degrees ! Estimated noise=0.431856 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 = 0.0121399 Jy ! Component: 100 - total flux cleaned = 0.0178322 Jy ! Component: 150 - total flux cleaned = 0.0212015 Jy ! Component: 200 - total flux cleaned = 0.0235137 Jy ! Total flux subtracted in 200 components = 0.0235137 Jy ! Clean residual min=-0.004969 max=0.004250 Jy/beam ! Clean residual mean=0.000001 rms=0.001219 Jy/beam ! Combined flux in latest and established models = 0.630778 Jy ! Adding 39 model components to the UV plane model. ! The established model now contains 48 components and 0.630778 Jy ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 70 mega-wavelengths. clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.244 mas, bmaj=4.121 mas, bpa=5.162 degrees ! Estimated noise=0.496822 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00442472 Jy ! Component: 100 - total flux cleaned = 0.00580826 Jy ! Component: 150 - total flux cleaned = 0.00682759 Jy ! Component: 200 - total flux cleaned = 0.00772035 Jy ! Total flux subtracted in 200 components = 0.00772035 Jy ! Clean residual min=-0.004758 max=0.003599 Jy/beam ! Clean residual mean=0.000004 rms=0.001219 Jy/beam ! Combined flux in latest and established models = 0.638498 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 = 0.000800101 Jy ! Component: 100 - total flux cleaned = 0.00120121 Jy ! Component: 150 - total flux cleaned = 0.00147558 Jy ! Component: 200 - total flux cleaned = 0.00181056 Jy ! Total flux subtracted in 200 components = 0.00181056 Jy ! Clean residual min=-0.003652 max=0.002663 Jy/beam ! Clean residual mean=0.000004 rms=0.000950 Jy/beam ! Combined flux in latest and established models = 0.640309 Jy ! Adding 62 model components to the UV plane model. ! The established model now contains 102 components and 0.640309 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=1.142 mas, bmaj=3.326 mas, bpa=15.27 degrees ! Estimated noise=0.431856 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00144472 Jy ! Component: 100 - total flux cleaned = 0.00200252 Jy ! Component: 150 - total flux cleaned = 0.00244248 Jy ! Component: 200 - total flux cleaned = 0.00279084 Jy ! Total flux subtracted in 200 components = 0.00279084 Jy ! Clean residual min=-0.002391 max=0.002163 Jy/beam ! Clean residual mean=0.000002 rms=0.000625 Jy/beam ! Combined flux in latest and established models = 0.6431 Jy selfcal ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 121 components and 0.643099 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.025959Jy sigma=0.641301 ! Fit after self-cal, rms=0.025895Jy sigma=0.639379 wmodel J1246-0730_X_map.mod ! Writing 121 model components to file: J1246-0730_X_map.mod wobs J1246-0730_X_uvs.fits ! Writing UV FITS file: J1246-0730_X_uvs.fits wwins J1246-0730_X_map.win ! wwins: Wrote 4 windows to J1246-0730_X_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 = -0.000827859 Jy ! Component: 100 - total flux cleaned = -0.00136788 Jy ! Component: 150 - total flux cleaned = -0.00153154 Jy ! Component: 200 - total flux cleaned = -0.00162444 Jy ! Component: 250 - total flux cleaned = -0.00162427 Jy ! Component: 300 - total flux cleaned = -0.00165407 Jy ! Component: 350 - total flux cleaned = -0.00173577 Jy ! Component: 400 - total flux cleaned = -0.00170966 Jy ! Component: 450 - total flux cleaned = -0.00178543 Jy ! Component: 500 - total flux cleaned = -0.00183357 Jy ! Component: 550 - total flux cleaned = -0.00197147 Jy ! Component: 600 - total flux cleaned = -0.00205977 Jy ! Component: 650 - total flux cleaned = -0.00214613 Jy ! Component: 700 - total flux cleaned = -0.00225047 Jy ! Component: 750 - total flux cleaned = -0.00231075 Jy ! Component: 800 - total flux cleaned = -0.0023503 Jy ! Component: 850 - total flux cleaned = -0.00242617 Jy ! Component: 900 - total flux cleaned = -0.00248143 Jy ! Component: 950 - total flux cleaned = -0.00258752 Jy ! Component: 1000 - total flux cleaned = -0.00255237 Jy ! Component: 1050 - total flux cleaned = -0.00251896 Jy ! Component: 1100 - total flux cleaned = -0.00251872 Jy ! Component: 1150 - total flux cleaned = -0.00248683 Jy ! Component: 1200 - total flux cleaned = -0.00245539 Jy ! Component: 1250 - total flux cleaned = -0.00245507 Jy ! Component: 1300 - total flux cleaned = -0.00242565 Jy ! Component: 1350 - total flux cleaned = -0.00241123 Jy ! Component: 1400 - total flux cleaned = -0.00235574 Jy ! Component: 1450 - total flux cleaned = -0.00238281 Jy ! Component: 1500 - total flux cleaned = -0.00233006 Jy ! Component: 1550 - total flux cleaned = -0.00236856 Jy ! Component: 1600 - total flux cleaned = -0.00236855 Jy ! Component: 1650 - total flux cleaned = -0.00230743 Jy ! Component: 1700 - total flux cleaned = -0.00234381 Jy ! Component: 1750 - total flux cleaned = -0.00230841 Jy ! Component: 1800 - total flux cleaned = -0.00230844 Jy ! Component: 1850 - total flux cleaned = -0.00228606 Jy ! Component: 1900 - total flux cleaned = -0.00227566 Jy ! Component: 1950 - total flux cleaned = -0.00230807 Jy ! Component: 2000 - total flux cleaned = -0.00231825 Jy ! Component: 2050 - total flux cleaned = -0.00230778 Jy ! Component: 2100 - total flux cleaned = -0.00234802 Jy ! Component: 2150 - total flux cleaned = -0.00232809 Jy ! Component: 2200 - total flux cleaned = -0.00236724 Jy ! Component: 2250 - total flux cleaned = -0.00237699 Jy ! Component: 2300 - total flux cleaned = -0.00238664 Jy ! Component: 2350 - total flux cleaned = -0.00245141 Jy ! Component: 2400 - total flux cleaned = -0.00246958 Jy ! Component: 2450 - total flux cleaned = -0.00251437 Jy ! Component: 2500 - total flux cleaned = -0.00253195 Jy ! Component: 2550 - total flux cleaned = -0.00256655 Jy ! Component: 2600 - total flux cleaned = -0.00258379 Jy ! Component: 2650 - total flux cleaned = -0.00260899 Jy ! Component: 2700 - total flux cleaned = -0.00262556 Jy ! Component: 2750 - total flux cleaned = -0.00265007 Jy ! Component: 2800 - total flux cleaned = -0.00266605 Jy ! Component: 2850 - total flux cleaned = -0.00270538 Jy ! Component: 2900 - total flux cleaned = -0.00267405 Jy ! Component: 2950 - total flux cleaned = -0.00272809 Jy ! Component: 3000 - total flux cleaned = -0.00272044 Jy ! Component: 3050 - total flux cleaned = -0.00272793 Jy ! Component: 3100 - total flux cleaned = -0.00273546 Jy ! Component: 3150 - total flux cleaned = -0.00272804 Jy ! Component: 3200 - total flux cleaned = -0.00272813 Jy ! Component: 3250 - total flux cleaned = -0.00272084 Jy ! Component: 3300 - total flux cleaned = -0.00272785 Jy ! Component: 3350 - total flux cleaned = -0.00274885 Jy ! Component: 3400 - total flux cleaned = -0.00272778 Jy ! Component: 3450 - total flux cleaned = -0.0027278 Jy ! Component: 3500 - total flux cleaned = -0.00272789 Jy ! Component: 3550 - total flux cleaned = -0.00272795 Jy ! Component: 3600 - total flux cleaned = -0.00273472 Jy ! Component: 3650 - total flux cleaned = -0.00272797 Jy ! Component: 3700 - total flux cleaned = -0.00270148 Jy ! Component: 3750 - total flux cleaned = -0.00271468 Jy ! Component: 3800 - total flux cleaned = -0.00270812 Jy ! Component: 3850 - total flux cleaned = -0.00270166 Jy ! Component: 3900 - total flux cleaned = -0.00268237 Jy ! Component: 3950 - total flux cleaned = -0.0027016 Jy ! Component: 4000 - total flux cleaned = -0.00268255 Jy ! Component: 4050 - total flux cleaned = -0.00267623 Jy ! Total flux subtracted in 4096 components = -0.00267618 Jy ! Clean residual min=-0.000369 max=0.000376 Jy/beam ! Clean residual mean=0.000000 rms=0.000112 Jy/beam ! Combined flux in latest and established models = 0.640423 Jy keep ! Adding 304 model components to the UV plane model. ! The established model now contains 425 components and 0.640423 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap .//J1246-0730_X_20180720_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.142 x 3.326 at 15.27 degrees (North through East) ! Clean map min=-0.0043211 max=0.58691 Jy/beam ! Writing clean map to FITS file: .//J1246-0730_X_20180720_map.fits wmodel .//J1246-0730_X_20180720_map.mod ! Writing 425 model components to file: .//J1246-0730_X_20180720_map.mod wobs .//J1246-0730_X_20180720_uvs.fits ! Writing UV FITS file: .//J1246-0730_X_20180720_uvs.fits wwins .//J1246-0730_X_20180720_map.win ! wwins: Wrote 5 windows to .//J1246-0730_X_20180720_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.586907 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000109002 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.055717 0.055717 0.111434 0.222868 0.445736 0.891472 1.78294 3.56589 7.13178 14.2636 28.5271 57.0542 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0003 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.586 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 5384.35 quit ! Quitting program ! Log file .//J1246-0730_X_20180720_dfm.log closed on Wed Aug 8 14:45:34 2018