! Started logfile: /vlbi/sb072/temp_maps//J0820-2801_C_dfm.log on Fri Jan 25 19:24:22 2019 float field_size field_size = 1024 float field_cell field_cell = 0.3000 float taper_size taper_size = 40.0 float freq freq = 4.12800 obs /vlbi/sb072/temp_maps//J0820-2801_C_uva.fits ! Reading UV FITS file: /vlbi/sb072/temp_maps//J0820-2801_C_uva.fits ! AN table 1: 23 integrations on 21 of 21 possible baselines. ! Apparent sampling: 1 visibilities/baseline/integration-bin. ! Found source: J0820-2801 ! ! 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 4.128e+09 3.2e+07 1 3.2e+07 ! 02 2 4.16e+09 3.2e+07 1 3.2e+07 ! 03 3 4.192e+09 3.2e+07 1 3.2e+07 ! 04 4 4.224e+09 3.2e+07 1 3.2e+07 ! 05 5 4.416e+09 3.2e+07 1 3.2e+07 ! 06 6 4.512e+09 3.2e+07 1 3.2e+07 ! 07 7 4.544e+09 3.2e+07 1 3.2e+07 ! 08 8 4.576e+09 3.2e+07 1 3.2e+07 ! ! Polarization(s): RR ! ! Read 94 lines of history. ! ! Reading 3864 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 = 0.3 print "taper_size =", taper_size ! taper_size = 40 ![@/opt64/bin/pima_mupet_01.dfm J0820-2801_C] 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 0.300x0.300 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=1.000287Jy sigma=28.461960 ! Fit after self-cal, rms=0.988993Jy sigma=28.142578 ! 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=1.721 mas, bmaj=8.846 mas, bpa=3.797 degrees ! Estimated noise=0.799844 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 = 0.00799282 Jy ! Component: 100 - total flux cleaned = 0.00942834 Jy ! Total flux subtracted in 100 components = 0.00942834 Jy ! Clean residual min=-0.002179 max=0.002055 Jy/beam ! Clean residual mean=0.000005 rms=0.000594 Jy/beam ! Combined flux in latest and established models = 0.00942834 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 10 components and 0.00942834 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=0.025439Jy sigma=0.672389 ! Fit after self-cal, rms=0.023976Jy sigma=0.630974 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00392978 Jy ! Component: 100 - total flux cleaned = 0.00435119 Jy ! Total flux subtracted in 100 components = 0.00435119 Jy ! Clean residual min=-0.001439 max=0.001478 Jy/beam ! Clean residual mean=-0.000002 rms=0.000379 Jy/beam ! Combined flux in latest and established models = 0.0137795 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 18 components and 0.0137795 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=0.023332Jy sigma=0.613888 ! Fit after self-cal, rms=0.023328Jy sigma=0.613626 ! Inverting map print "============== Finished uniform weighting clean ===============" ! ============== Finished uniform weighting clean =============== ! uvw 0,-1 ! Uniform weighting is not currently selected. ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. win_mult = win_mult * 1.6 clean_niter = clean_niter * 2 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=2.199 mas, bmaj=9.393 mas, bpa=2.629 degrees ! Estimated noise=0.408071 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 = 0.000980705 Jy ! Component: 100 - total flux cleaned = 0.00143847 Jy ! Component: 150 - total flux cleaned = 0.00157467 Jy ! Component: 200 - total flux cleaned = 0.00162483 Jy ! Total flux subtracted in 200 components = 0.00162483 Jy ! Clean residual min=-0.001086 max=0.001250 Jy/beam ! Clean residual mean=0.000003 rms=0.000297 Jy/beam ! Combined flux in latest and established models = 0.0154044 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 36 components and 0.0154044 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=0.023282Jy sigma=0.612662 ! Fit after self-cal, rms=0.023208Jy sigma=0.612168 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.199 x 9.393 at 2.629 degrees (North through East) ! Clean map min=-0.0010153 max=0.014851 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! FD 1.16 KP 1.09 LA 1.12 NL 1.04 ! OV 1.08 PT 0.96 SC 1.05 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! FD 0.97 KP 1.07 LA 1.10 NL 1.20 ! OV 0.95 PT 0.90 SC 1.23 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! FD 0.91 KP 1.04 LA 0.91 NL 0.95 ! OV 1.07 PT 1.38 SC 1.05 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! FD 0.77 KP 0.97 LA 1.20 NL 1.22 ! OV 1.07 PT 0.81 SC 0.86 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! FD 0.86 KP 1.04 LA 1.32 NL 0.70 ! OV 0.97 PT 0.95 SC 0.98 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! FD 0.77 KP 0.95 LA 1.12 NL 0.85 ! OV 0.98 PT 0.82 SC 1.19 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! FD 0.77 KP 0.92 LA 1.18 NL 1.05 ! OV 0.97 PT 1.02 SC 1.05 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! FD 0.92 KP 0.86 LA 1.23 NL 1.00 ! OV 1.01 PT 0.88 SC 1.00 ! ! ! Fit before self-cal, rms=0.023208Jy sigma=0.612168 ! Fit after self-cal, rms=0.022638Jy sigma=0.606296 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=2.227 mas, bmaj=9.302 mas, bpa=2.314 degrees ! Estimated noise=0.404379 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 = -2.06575e-05 Jy ! Component: 100 - total flux cleaned = -4.00355e-05 Jy ! Component: 150 - total flux cleaned = -4.03504e-05 Jy ! Component: 200 - total flux cleaned = -4.11709e-05 Jy ! Total flux subtracted in 200 components = -4.11709e-05 Jy ! Clean residual min=-0.000748 max=0.000727 Jy/beam ! Clean residual mean=0.000002 rms=0.000194 Jy/beam ! Combined flux in latest and established models = 0.0153632 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 48 components and 0.0153632 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=0.022631Jy sigma=0.606040 ! Fit after self-cal, rms=0.022688Jy sigma=0.604014 ! 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=0.022688Jy sigma=0.604014 ! Fit after self-cal, rms=0.022956Jy sigma=0.603659 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.24 mas, bmaj=9.283 mas, bpa=2.211 degrees ! Estimated noise=0.403011 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -5.18961e-05 Jy ! Component: 100 - total flux cleaned = -8.21676e-05 Jy ! Component: 150 - total flux cleaned = -8.2738e-05 Jy ! Component: 200 - total flux cleaned = -8.23133e-05 Jy ! Total flux subtracted in 200 components = -8.23133e-05 Jy ! Clean residual min=-0.000758 max=0.000654 Jy/beam ! Clean residual mean=0.000000 rms=0.000192 Jy/beam ! Combined flux in latest and established models = 0.0152809 Jy selfcal ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 54 components and 0.0152809 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=0.022948Jy sigma=0.603377 ! Fit after self-cal, rms=0.022973Jy sigma=0.602898 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 = -4.08027e-06 Jy ! Component: 100 - total flux cleaned = 5.50794e-06 Jy ! Component: 150 - total flux cleaned = 1.15977e-05 Jy ! Component: 200 - total flux cleaned = 1.15089e-05 Jy ! Total flux subtracted in 200 components = 1.15089e-05 Jy ! Clean residual min=-0.000725 max=0.000604 Jy/beam ! Clean residual mean=0.000001 rms=0.000189 Jy/beam ! Combined flux in latest and established models = 0.0152924 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 60 components and 0.0152924 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=0.022967Jy sigma=0.602693 ! Fit after self-cal, rms=0.022965Jy sigma=0.602595 ! 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=0.022965Jy sigma=0.602595 ! Fit after self-cal, rms=0.023043Jy sigma=0.602527 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.243 mas, bmaj=9.281 mas, bpa=2.181 degrees ! Estimated noise=0.401914 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -4.38839e-05 Jy ! Component: 100 - total flux cleaned = -8.14402e-05 Jy ! Component: 150 - total flux cleaned = -7.52692e-05 Jy ! Component: 200 - total flux cleaned = -7.54325e-05 Jy ! Total flux subtracted in 200 components = -7.54325e-05 Jy ! Clean residual min=-0.000703 max=0.000639 Jy/beam ! Clean residual mean=0.000001 rms=0.000186 Jy/beam ! Combined flux in latest and established models = 0.0152169 Jy selfcal ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 62 components and 0.0152169 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=0.023038Jy sigma=0.602372 ! Fit after self-cal, rms=0.023054Jy sigma=0.602301 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 = -1.26337e-05 Jy ! Component: 100 - total flux cleaned = -3.11863e-05 Jy ! Component: 150 - total flux cleaned = -3.0996e-05 Jy ! Component: 200 - total flux cleaned = -2.60259e-05 Jy ! Total flux subtracted in 200 components = -2.60259e-05 Jy ! Clean residual min=-0.000692 max=0.000646 Jy/beam ! Clean residual mean=0.000001 rms=0.000186 Jy/beam ! Combined flux in latest and established models = 0.0151909 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 66 components and 0.0151909 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=0.023050Jy sigma=0.602191 ! Fit after self-cal, rms=0.023052Jy sigma=0.602156 ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 40 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=0.023052Jy sigma=0.602156 ! Fit after self-cal, rms=0.023075Jy sigma=0.602139 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=4.056 mas, bmaj=10.75 mas, bpa=-7.401 degrees ! Estimated noise=0.483717 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -9.94968e-05 Jy ! Component: 100 - total flux cleaned = -0.000113307 Jy ! Component: 150 - total flux cleaned = -0.000123608 Jy ! Component: 200 - total flux cleaned = -0.000126796 Jy ! Total flux subtracted in 200 components = -0.000126796 Jy ! Clean residual min=-0.000657 max=0.000628 Jy/beam ! Clean residual mean=0.000002 rms=0.000199 Jy/beam ! Combined flux in latest and established models = 0.0150641 Jy selfcal ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 73 components and 0.0150641 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=0.023073Jy sigma=0.602088 ! Fit after self-cal, rms=0.023079Jy sigma=0.602068 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 = -2.70256e-05 Jy ! Component: 100 - total flux cleaned = -3.93445e-05 Jy ! Component: 150 - total flux cleaned = -4.24671e-05 Jy ! Component: 200 - total flux cleaned = -4.20972e-05 Jy ! Total flux subtracted in 200 components = -4.20972e-05 Jy ! Clean residual min=-0.000656 max=0.000634 Jy/beam ! Clean residual mean=0.000002 rms=0.000200 Jy/beam ! Combined flux in latest and established models = 0.015022 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 75 components and 0.015022 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=0.023078Jy sigma=0.602022 ! Fit after self-cal, rms=0.023078Jy sigma=0.602011 ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. win_mult = win_mult / 1.2 print "============== Finished amplitude self-cal ==============" ! ============== Finished amplitude self-cal ============== restore ! Inverting map and beam ! Estimated beam: bmin=2.245 mas, bmaj=9.283 mas, bpa=2.153 degrees ! Estimated noise=0.401315 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.245 x 9.283 at 2.153 degrees (North through East) ! Clean map min=-0.0010027 max=0.014648 Jy/beam if(peak(flux) > thresh) selfcal true, true clean clean_niter,clean_gain selfcal flux_cutoff = imstat(rms) * dynam repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) selfcal true, true end if print "============== Clearing model and starting over ==========" ! ============== Clearing model and starting over ========== clrmod true ! clrmod: Cleared the established and tentative models. uvw 2,-1 ! Uniform weighting binwidth: 2 (pixels). ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.737 mas, bmaj=8.615 mas, bpa=3.397 degrees ! Estimated noise=0.796811 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0109829 Jy ! Component: 100 - total flux cleaned = 0.0134567 Jy ! Component: 150 - total flux cleaned = 0.0138957 Jy ! Component: 200 - total flux cleaned = 0.0141516 Jy ! Total flux subtracted in 200 components = 0.0141516 Jy ! Clean residual min=-0.001359 max=0.001357 Jy/beam ! Clean residual mean=0.000001 rms=0.000346 Jy/beam ! Combined flux in latest and established models = 0.0141516 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 13 model components to the UV plane model. ! The established model now contains 13 components and 0.0141516 Jy ! Inverting map and beam ! Estimated beam: bmin=2.245 mas, bmaj=9.283 mas, bpa=2.153 degrees ! Estimated noise=0.401315 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 = 0.000387807 Jy ! Component: 100 - total flux cleaned = 0.000595364 Jy ! Component: 150 - total flux cleaned = 0.00074207 Jy ! Component: 200 - total flux cleaned = 0.000847342 Jy ! Total flux subtracted in 200 components = 0.000847342 Jy ! Clean residual min=-0.000863 max=0.000687 Jy/beam ! Clean residual mean=0.000001 rms=0.000217 Jy/beam ! Combined flux in latest and established models = 0.0149989 Jy ! Adding 20 model components to the UV plane model. ! The established model now contains 30 components and 0.0149989 Jy ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 40 mega-wavelengths. clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=4.056 mas, bmaj=10.75 mas, bpa=-7.401 degrees ! Estimated noise=0.483717 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -2.91442e-05 Jy ! Component: 100 - total flux cleaned = -1.23483e-05 Jy ! Component: 150 - total flux cleaned = -1.22117e-05 Jy ! Component: 200 - total flux cleaned = -1.21445e-05 Jy ! Total flux subtracted in 200 components = -1.21445e-05 Jy ! Clean residual min=-0.000768 max=0.000708 Jy/beam ! Clean residual mean=0.000002 rms=0.000227 Jy/beam ! Combined flux in latest and established models = 0.0149868 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 = 4.59169e-07 Jy ! Component: 100 - total flux cleaned = 7.96791e-07 Jy ! Component: 150 - total flux cleaned = 3.53424e-07 Jy ! Component: 200 - total flux cleaned = 4.20844e-07 Jy ! Total flux subtracted in 200 components = 4.20844e-07 Jy ! Clean residual min=-0.000737 max=0.000688 Jy/beam ! Clean residual mean=0.000002 rms=0.000218 Jy/beam ! Combined flux in latest and established models = 0.0149872 Jy ! Adding 24 model components to the UV plane model. ! The established model now contains 48 components and 0.0149872 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=2.245 mas, bmaj=9.283 mas, bpa=2.153 degrees ! Estimated noise=0.401315 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 4.64212e-05 Jy ! Component: 100 - total flux cleaned = 2.99101e-05 Jy ! Component: 150 - total flux cleaned = 1.58306e-05 Jy ! Component: 200 - total flux cleaned = 1.59612e-05 Jy ! Total flux subtracted in 200 components = 1.59612e-05 Jy ! Clean residual min=-0.000772 max=0.000645 Jy/beam ! Clean residual mean=0.000001 rms=0.000193 Jy/beam ! Combined flux in latest and established models = 0.0150032 Jy selfcal ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 57 components and 0.0150032 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=0.023082Jy sigma=0.602209 ! Fit after self-cal, rms=0.023089Jy sigma=0.602075 wmodel J0820-2801_C_map.mod ! Writing 57 model components to file: J0820-2801_C_map.mod wobs J0820-2801_C_uvs.fits ! Writing UV FITS file: J0820-2801_C_uvs.fits wwins J0820-2801_C_map.win ! wwins: Wrote 1 windows to J0820-2801_C_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 = -0.000155731 Jy ! Component: 100 - total flux cleaned = -0.000112575 Jy ! Component: 150 - total flux cleaned = -6.25113e-05 Jy ! Component: 200 - total flux cleaned = -5.34474e-05 Jy ! Component: 250 - total flux cleaned = -3.5431e-05 Jy ! Component: 300 - total flux cleaned = -1.80407e-05 Jy ! Component: 350 - total flux cleaned = 1.53877e-05 Jy ! Component: 400 - total flux cleaned = 2.32595e-05 Jy ! Component: 450 - total flux cleaned = 3.11545e-05 Jy ! Component: 500 - total flux cleaned = 4.61273e-05 Jy ! Component: 550 - total flux cleaned = 4.61554e-05 Jy ! Component: 600 - total flux cleaned = 7.45441e-05 Jy ! Component: 650 - total flux cleaned = 8.82918e-05 Jy ! Component: 700 - total flux cleaned = 0.000141679 Jy ! Component: 750 - total flux cleaned = 0.000161265 Jy ! Component: 800 - total flux cleaned = 0.000199593 Jy ! Component: 850 - total flux cleaned = 0.000243177 Jy ! Component: 900 - total flux cleaned = 0.000279771 Jy ! Component: 950 - total flux cleaned = 0.000315669 Jy ! Component: 1000 - total flux cleaned = 0.000356734 Jy ! Component: 1050 - total flux cleaned = 0.000385611 Jy ! Component: 1100 - total flux cleaned = 0.000442549 Jy ! Component: 1150 - total flux cleaned = 0.000481712 Jy ! Component: 1200 - total flux cleaned = 0.000531394 Jy ! Component: 1250 - total flux cleaned = 0.000580371 Jy ! Component: 1300 - total flux cleaned = 0.000623203 Jy ! Component: 1350 - total flux cleaned = 0.000665519 Jy ! Component: 1400 - total flux cleaned = 0.000702034 Jy ! Component: 1450 - total flux cleaned = 0.00071753 Jy ! Component: 1500 - total flux cleaned = 0.000763332 Jy ! Component: 1550 - total flux cleaned = 0.000778333 Jy ! Component: 1600 - total flux cleaned = 0.000818052 Jy ! Component: 1650 - total flux cleaned = 0.000837614 Jy ! Component: 1700 - total flux cleaned = 0.000842446 Jy ! Component: 1750 - total flux cleaned = 0.00083766 Jy ! Component: 1800 - total flux cleaned = 0.000880433 Jy ! Component: 1850 - total flux cleaned = 0.000880443 Jy ! Component: 1900 - total flux cleaned = 0.000889848 Jy ! Component: 1950 - total flux cleaned = 0.00089908 Jy ! Component: 2000 - total flux cleaned = 0.000899036 Jy ! Component: 2050 - total flux cleaned = 0.000894509 Jy ! Component: 2100 - total flux cleaned = 0.000908074 Jy ! Component: 2150 - total flux cleaned = 0.000917044 Jy ! Component: 2200 - total flux cleaned = 0.000930294 Jy ! Component: 2250 - total flux cleaned = 0.000930317 Jy ! Component: 2300 - total flux cleaned = 0.000943424 Jy ! Component: 2350 - total flux cleaned = 0.000960766 Jy ! Component: 2400 - total flux cleaned = 0.000969383 Jy ! Component: 2450 - total flux cleaned = 0.000982232 Jy ! Component: 2500 - total flux cleaned = 0.000994966 Jy ! Component: 2550 - total flux cleaned = 0.00100762 Jy ! Component: 2600 - total flux cleaned = 0.00102021 Jy ! Component: 2650 - total flux cleaned = 0.00102861 Jy ! Component: 2700 - total flux cleaned = 0.00103693 Jy ! Component: 2750 - total flux cleaned = 0.00104934 Jy ! Component: 2800 - total flux cleaned = 0.00105753 Jy ! Component: 2850 - total flux cleaned = 0.00107387 Jy ! Component: 2900 - total flux cleaned = 0.00108607 Jy ! Component: 2950 - total flux cleaned = 0.00109011 Jy ! Component: 3000 - total flux cleaned = 0.00109818 Jy ! Component: 3050 - total flux cleaned = 0.00111828 Jy ! Component: 3100 - total flux cleaned = 0.00113028 Jy ! Component: 3150 - total flux cleaned = 0.00113828 Jy ! Component: 3200 - total flux cleaned = 0.00114226 Jy ! Component: 3250 - total flux cleaned = 0.00115422 Jy ! Component: 3300 - total flux cleaned = 0.00116613 Jy ! Component: 3350 - total flux cleaned = 0.00117802 Jy ! Component: 3400 - total flux cleaned = 0.00119779 Jy ! Component: 3450 - total flux cleaned = 0.00119386 Jy ! Component: 3500 - total flux cleaned = 0.00120173 Jy ! Component: 3550 - total flux cleaned = 0.00120174 Jy ! Component: 3600 - total flux cleaned = 0.00120962 Jy ! Component: 3650 - total flux cleaned = 0.00120566 Jy ! Component: 3700 - total flux cleaned = 0.0012135 Jy ! Component: 3750 - total flux cleaned = 0.00120956 Jy ! Component: 3800 - total flux cleaned = 0.00120563 Jy ! Component: 3850 - total flux cleaned = 0.00120955 Jy ! Component: 3900 - total flux cleaned = 0.00121349 Jy ! Component: 3950 - total flux cleaned = 0.00120958 Jy ! Component: 4000 - total flux cleaned = 0.00120566 Jy ! Component: 4050 - total flux cleaned = 0.00120958 Jy ! Total flux subtracted in 4096 components = 0.0012096 Jy ! Clean residual min=-0.000210 max=0.000213 Jy/beam ! Clean residual mean=0.000003 rms=0.000077 Jy/beam ! Combined flux in latest and established models = 0.0162128 Jy keep ! Adding 289 model components to the UV plane model. ! The established model now contains 346 components and 0.0162128 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/sb072/temp_maps//J0820-2801_C_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.245 x 9.283 at 2.153 degrees (North through East) ! Clean map min=-0.0010264 max=0.014557 Jy/beam ! Writing clean map to FITS file: /vlbi/sb072/temp_maps//J0820-2801_C_map.fits wmodel /vlbi/sb072/temp_maps//J0820-2801_C_map.mod ! Writing 346 model components to file: /vlbi/sb072/temp_maps//J0820-2801_C_map.mod wobs /vlbi/sb072/temp_maps//J0820-2801_C_uvs.fits ! Writing UV FITS file: /vlbi/sb072/temp_maps//J0820-2801_C_uvs.fits wwins /vlbi/sb072/temp_maps//J0820-2801_C_map.win ! wwins: Wrote 2 windows to /vlbi/sb072/temp_maps//J0820-2801_C_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0145571 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 7.70587e-05 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -1.58807 1.58807 3.17614 6.35228 12.7046 25.4091 50.8182 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0002 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.014 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 188.908 quit ! Quitting program ! Log file /vlbi/sb072/temp_maps//J0820-2801_C_dfm.log closed on Fri Jan 25 19:24:26 2019