! Started logfile: /vlbi/bp222/maps//J2056-3857_X_dfm.log on Thu Sep 27 11:36:12 2018 float field_size field_size = 1024 float field_cell field_cell = 0.2000 float taper_size taper_size = 70.0 float freq freq = 8.42800 obs /vlbi/bp222/maps//J2056-3857_X_uvm.fits ! Reading UV FITS file: /vlbi/bp222/maps//J2056-3857_X_uvm.fits ! AN table 1: 46 integrations on 28 of 28 possible baselines. ! AN table 2: 69 integrations on 15 of 15 possible baselines. ! Apparent sampling: 0.699526 visibilities/baseline/integration-bin. ! Found source: J2056-3857 ! ! There are 12 IFs, and a total of 12 channels: ! ! IF Channel Frequency Freq offset Number of Overall IF ! origin at origin per channel channels bandwidth ! ------------------------------------------------------------- (Hz) ! 01 1 8.428e+09 3.2e+07 1 3.2e+07 ! 02 2 8.46e+09 3.2e+07 1 3.2e+07 ! 03 3 8.492e+09 3.2e+07 1 3.2e+07 ! 04 4 8.524e+09 3.2e+07 1 3.2e+07 ! 05 5 8.588e+09 3.2e+07 1 3.2e+07 ! 06 6 8.62e+09 3.2e+07 1 3.2e+07 ! 07 7 8.684e+09 3.2e+07 1 3.2e+07 ! 08 8 8.716e+09 3.2e+07 1 3.2e+07 ! 09 9 8.78e+09 3.2e+07 1 3.2e+07 ! 10 10 8.812e+09 3.2e+07 1 3.2e+07 ! 11 11 8.844e+09 3.2e+07 1 3.2e+07 ! 12 12 8.876e+09 3.2e+07 1 3.2e+07 ! ! Polarization(s): RR ! ! Read 134 lines of history. ! ! Reading 19500 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 12 channels. ! Selecting polarization: RR, channels: 1..12 ! 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 ! Reading IF 9 channels: 9..9 ! Reading IF 10 channels: 10..10 ! Reading IF 11 channels: 11..11 ! Reading IF 12 channels: 12..12 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 J2056-3857_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. ! A total of 52 telescope corrections were flagged in sub-array 1. ! A total of 80 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 2. ! A total of 52 telescope corrections were flagged in sub-array 1. ! A total of 80 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 3. ! A total of 52 telescope corrections were flagged in sub-array 1. ! A total of 80 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 4. ! A total of 52 telescope corrections were flagged in sub-array 1. ! A total of 80 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 5. ! A total of 52 telescope corrections were flagged in sub-array 1. ! A total of 80 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 6. ! A total of 52 telescope corrections were flagged in sub-array 1. ! A total of 80 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 7. ! A total of 52 telescope corrections were flagged in sub-array 1. ! A total of 80 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 8. ! A total of 52 telescope corrections were flagged in sub-array 1. ! A total of 80 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 9. ! A total of 52 telescope corrections were flagged in sub-array 1. ! A total of 80 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 10. ! A total of 52 telescope corrections were flagged in sub-array 1. ! A total of 80 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 11. ! A total of 52 telescope corrections were flagged in sub-array 1. ! A total of 80 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 12. ! A total of 52 telescope corrections were flagged in sub-array 1. ! A total of 80 telescope corrections were flagged in sub-array 2. ! ! Fit before self-cal, rms=1.014343Jy sigma=10.841753 ! Fit after self-cal, rms=0.867991Jy sigma=9.140078 ! 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=0.6498 mas, bmaj=2.141 mas, bpa=4.598 degrees ! Estimated noise=1.0902 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 = 0.1028 Jy ! Component: 100 - total flux cleaned = 0.125342 Jy ! Total flux subtracted in 100 components = 0.125342 Jy ! Clean residual min=-0.010573 max=0.017240 Jy/beam ! Clean residual mean=-0.000026 rms=0.002365 Jy/beam ! Combined flux in latest and established models = 0.125342 Jy ! Performing phase self-cal ! Adding 3 model components to the UV plane model. ! The established model now contains 3 components and 0.125342 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. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.098068Jy sigma=0.959079 ! Fit after self-cal, rms=0.097873Jy sigma=0.958433 ! Inverting map ! Added new window around map position (-1.6, 0.2). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0142385 Jy ! Component: 100 - total flux cleaned = 0.0212852 Jy ! Total flux subtracted in 100 components = 0.0212852 Jy ! Clean residual min=-0.009167 max=0.014625 Jy/beam ! Clean residual mean=-0.000024 rms=0.002030 Jy/beam ! Combined flux in latest and established models = 0.146627 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 10 components and 0.146627 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. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.094622Jy sigma=0.905807 ! Fit after self-cal, rms=0.094450Jy sigma=0.901018 ! Inverting map ! Added new window around map position (2.6, 0.2). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0142991 Jy ! Component: 100 - total flux cleaned = 0.0233973 Jy ! Total flux subtracted in 100 components = 0.0233973 Jy ! Clean residual min=-0.008446 max=0.009933 Jy/beam ! Clean residual mean=-0.000021 rms=0.001685 Jy/beam ! Combined flux in latest and established models = 0.170024 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 22 components and 0.170024 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. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.090134Jy sigma=0.841423 ! Fit after self-cal, rms=0.089913Jy sigma=0.838693 ! Inverting map ! Added new window around map position (2.8, 3.6). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0100443 Jy ! Component: 100 - total flux cleaned = 0.0167696 Jy ! Total flux subtracted in 100 components = 0.0167696 Jy ! Clean residual min=-0.006507 max=0.008064 Jy/beam ! Clean residual mean=-0.000019 rms=0.001408 Jy/beam ! Combined flux in latest and established models = 0.186794 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 35 components and 0.186794 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. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.087810Jy sigma=0.806806 ! Fit after self-cal, rms=0.087600Jy sigma=0.804830 ! 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=0.986 mas, bmaj=3.035 mas, bpa=2.103 degrees ! Estimated noise=0.505977 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 = 0.0123343 Jy ! Component: 100 - total flux cleaned = 0.019541 Jy ! Component: 150 - total flux cleaned = 0.0243453 Jy ! Component: 200 - total flux cleaned = 0.0276108 Jy ! Total flux subtracted in 200 components = 0.0276108 Jy ! Clean residual min=-0.004505 max=0.006999 Jy/beam ! Clean residual mean=-0.000058 rms=0.001281 Jy/beam ! Combined flux in latest and established models = 0.214405 Jy ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 56 components and 0.214404 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. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.086020Jy sigma=0.778059 ! Fit after self-cal, rms=0.085868Jy sigma=0.776029 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.986 x 3.035 at 2.103 degrees (North through East) ! Clean map min=-0.0042632 max=0.12905 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! FD 0.97 KP 0.93 LA 0.98 MK 0.97 ! NL 1.12 OV 1.02 PT 1.08 SC 1.03 ! ! A total of 3 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! FD 0.93 HN 1.55 LA 1.00 NL 1.02 ! OV 0.99 PT 0.97 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! FD 0.96 KP 0.97 LA 0.97 MK 1.00 ! NL 1.23 OV 0.99 PT 1.05 SC 1.03 ! ! A total of 3 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! FD 0.96 HN 1.52 LA 0.99 NL 1.09 ! OV 0.94 PT 0.93 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! FD 0.96 KP 0.99 LA 0.98 MK 0.98 ! NL 1.16 OV 1.02 PT 1.00 SC 0.98 ! ! A total of 3 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! FD 0.96 HN 1.33 LA 0.96 NL 1.09 ! OV 0.94 PT 0.99 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! FD 0.95 KP 0.99 LA 0.98 MK 1.02 ! NL 1.21 OV 0.97 PT 1.07 SC 0.98 ! ! A total of 3 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! FD 0.92 HN 1.37 LA 1.00 NL 1.00 ! OV 0.98 PT 0.99 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! FD 0.94 KP 0.98 LA 1.01 MK 0.98 ! NL 1.17 OV 0.98 PT 1.03 SC 0.98 ! ! A total of 3 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! FD 0.99 HN 1.37 LA 0.96 NL 1.05 ! OV 1.01 PT 0.97 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! FD 0.98 KP 1.01 LA 0.95 MK 0.95 ! NL 1.16 OV 0.95 PT 1.07 SC 1.03 ! ! A total of 3 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! FD 0.97 HN 1.66 LA 1.00 NL 1.02 ! OV 1.04 PT 0.95 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! FD 0.95 KP 1.00 LA 0.98 MK 0.98 ! NL 1.14 OV 1.00 PT 1.09 SC 0.98 ! ! A total of 3 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! FD 0.95 HN 1.31 LA 0.98 NL 1.03 ! OV 1.00 PT 0.97 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! FD 0.97 KP 1.02 LA 1.00 MK 0.94 ! NL 1.28 OV 0.94 PT 1.03 SC 1.05 ! ! A total of 3 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! FD 0.94 HN 1.43 LA 1.03 NL 1.01 ! OV 0.96 PT 0.97 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! FD 0.97 KP 0.99 LA 0.98 MK 0.99 ! NL 1.17 OV 0.95 PT 1.07 SC 1.04 ! ! A total of 3 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! FD 1.00 HN 1.40 LA 0.94 NL 0.96 ! OV 1.05 PT 1.00 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! FD 0.96 KP 0.95 LA 0.97 MK 1.01 ! NL 1.07 OV 1.01 PT 1.06 SC 1.00 ! ! A total of 3 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! FD 1.02 HN 1.29 LA 0.94 NL 1.02 ! OV 0.98 PT 0.98 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! FD 0.95 KP 1.02 LA 1.03 MK 0.91 ! NL 1.15 OV 0.95 PT 1.02 SC 0.94 ! ! A total of 3 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! FD 0.98 HN 1.05 LA 1.03 NL 0.96 ! OV 1.01 PT 0.98 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! FD 1.00 KP 0.99 LA 0.99 MK 0.95 ! NL 1.12 OV 0.99 PT 1.00 SC 0.96 ! ! A total of 3 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! FD 0.95 HN 1.11 LA 1.01 NL 1.00 ! OV 1.02 PT 0.99 ! ! ! Fit before self-cal, rms=0.085868Jy sigma=0.776029 ! Fit after self-cal, rms=0.091720Jy sigma=0.767949 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.9882 mas, bmaj=3.046 mas, bpa=2.162 degrees ! Estimated noise=0.505678 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 = -0.00169523 Jy ! Component: 100 - total flux cleaned = -0.00184696 Jy ! Component: 150 - total flux cleaned = -0.00210954 Jy ! Component: 200 - total flux cleaned = -0.0021655 Jy ! Total flux subtracted in 200 components = -0.0021655 Jy ! Clean residual min=-0.003247 max=0.003938 Jy/beam ! Clean residual mean=-0.000041 rms=0.000840 Jy/beam ! Combined flux in latest and established models = 0.212239 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 70 components and 0.212239 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. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.091535Jy sigma=0.765751 ! Fit after self-cal, rms=0.091581Jy sigma=0.765030 ! 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. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.091581Jy sigma=0.765030 ! Fit after self-cal, rms=0.091911Jy sigma=0.761013 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.992 mas, bmaj=3.05 mas, bpa=2.079 degrees ! Estimated noise=0.502181 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000943472 Jy ! Component: 100 - total flux cleaned = -0.00127008 Jy ! Component: 150 - total flux cleaned = -0.00148017 Jy ! Component: 200 - total flux cleaned = -0.00165878 Jy ! Total flux subtracted in 200 components = -0.00165878 Jy ! Clean residual min=-0.002937 max=0.002776 Jy/beam ! Clean residual mean=-0.000030 rms=0.000630 Jy/beam ! Combined flux in latest and established models = 0.21058 Jy selfcal ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 82 components and 0.21058 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. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.091797Jy sigma=0.760467 ! Fit after self-cal, rms=0.091798Jy sigma=0.760165 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 = -4.92631e-05 Jy ! Component: 100 - total flux cleaned = 1.9513e-05 Jy ! Component: 150 - total flux cleaned = -4.13954e-05 Jy ! Component: 200 - total flux cleaned = -9.5831e-05 Jy ! Total flux subtracted in 200 components = -9.5831e-05 Jy ! Clean residual min=-0.002866 max=0.002563 Jy/beam ! Clean residual mean=-0.000030 rms=0.000608 Jy/beam ! Combined flux in latest and established models = 0.210484 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 85 components and 0.210484 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. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.091756Jy sigma=0.759870 ! Fit after self-cal, rms=0.091737Jy sigma=0.759752 ! 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. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.091737Jy sigma=0.759752 ! Fit after self-cal, rms=0.092173Jy sigma=0.757191 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9927 mas, bmaj=3.05 mas, bpa=2.055 degrees ! Estimated noise=0.500589 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -5.93424e-05 Jy ! Component: 100 - total flux cleaned = -0.000196304 Jy ! Component: 150 - total flux cleaned = -0.00025176 Jy ! Component: 200 - total flux cleaned = -0.000327825 Jy ! Total flux subtracted in 200 components = -0.000327825 Jy ! Clean residual min=-0.002645 max=0.002349 Jy/beam ! Clean residual mean=-0.000007 rms=0.000524 Jy/beam ! Combined flux in latest and established models = 0.210157 Jy selfcal ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 87 components and 0.210157 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. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.092138Jy sigma=0.756994 ! Fit after self-cal, rms=0.092210Jy sigma=0.756850 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 = 4.48155e-05 Jy ! Component: 100 - total flux cleaned = -5.70167e-06 Jy ! Component: 150 - total flux cleaned = -5.24116e-05 Jy ! Component: 200 - total flux cleaned = -0.000117332 Jy ! Total flux subtracted in 200 components = -0.000117332 Jy ! Clean residual min=-0.002521 max=0.002278 Jy/beam ! Clean residual mean=-0.000007 rms=0.000518 Jy/beam ! Combined flux in latest and established models = 0.210039 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 89 components and 0.210039 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. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.092190Jy sigma=0.756701 ! Fit after self-cal, rms=0.092184Jy sigma=0.756651 ! 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. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.092184Jy sigma=0.756651 ! Fit after self-cal, rms=0.092003Jy sigma=0.756600 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.628 mas, bmaj=8.8 mas, bpa=-8.692 degrees ! Estimated noise=0.571355 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000125103 Jy ! Component: 100 - total flux cleaned = 9.7448e-05 Jy ! Component: 150 - total flux cleaned = 2.94964e-05 Jy ! Component: 200 - total flux cleaned = -1.02572e-05 Jy ! Total flux subtracted in 200 components = -1.02572e-05 Jy ! Clean residual min=-0.002528 max=0.001846 Jy/beam ! Clean residual mean=-0.000012 rms=0.000593 Jy/beam ! Combined flux in latest and established models = 0.210029 Jy selfcal ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 92 components and 0.210029 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. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.091991Jy sigma=0.756493 ! Fit after self-cal, rms=0.091997Jy sigma=0.756444 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 = 8.96986e-05 Jy ! Component: 100 - total flux cleaned = 5.18588e-05 Jy ! Component: 150 - total flux cleaned = 3.38799e-05 Jy ! Component: 200 - total flux cleaned = 2.60881e-06 Jy ! Total flux subtracted in 200 components = 2.60881e-06 Jy ! Clean residual min=-0.002449 max=0.001811 Jy/beam ! Clean residual mean=-0.000012 rms=0.000587 Jy/beam ! Combined flux in latest and established models = 0.210032 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 94 components and 0.210032 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. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.091994Jy sigma=0.756411 ! Fit after self-cal, rms=0.091994Jy sigma=0.756386 ! 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=0.9938 mas, bmaj=3.052 mas, bpa=2.031 degrees ! Estimated noise=0.499458 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9938 x 3.052 at 2.031 degrees (North through East) ! Clean map min=-0.0048033 max=0.12823 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=0.6494 mas, bmaj=2.134 mas, bpa=4.619 degrees ! Estimated noise=1.0925 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.10229 Jy ! Component: 100 - total flux cleaned = 0.130117 Jy ! Component: 150 - total flux cleaned = 0.14701 Jy ! Component: 200 - total flux cleaned = 0.15954 Jy ! Total flux subtracted in 200 components = 0.15954 Jy ! Clean residual min=-0.006461 max=0.008752 Jy/beam ! Clean residual mean=-0.000011 rms=0.001467 Jy/beam ! Combined flux in latest and established models = 0.15954 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 31 model components to the UV plane model. ! The established model now contains 31 components and 0.15954 Jy ! Inverting map and beam ! Estimated beam: bmin=0.9938 mas, bmaj=3.052 mas, bpa=2.031 degrees ! Estimated noise=0.499458 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) ! Added new window around map position (1.8, 3). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0193709 Jy ! Component: 100 - total flux cleaned = 0.0306679 Jy ! Component: 150 - total flux cleaned = 0.0379225 Jy ! Component: 200 - total flux cleaned = 0.0427032 Jy ! Total flux subtracted in 200 components = 0.0427032 Jy ! Clean residual min=-0.002812 max=0.003333 Jy/beam ! Clean residual mean=-0.000013 rms=0.000743 Jy/beam ! Combined flux in latest and established models = 0.202243 Jy ! Adding 63 model components to the UV plane model. ! The established model now contains 89 components and 0.202243 Jy ! Inverting map ! Added new window around map position (-2, -3.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00343488 Jy ! Component: 100 - total flux cleaned = 0.00565811 Jy ! Component: 150 - total flux cleaned = 0.00696062 Jy ! Component: 200 - total flux cleaned = 0.00747804 Jy ! Total flux subtracted in 200 components = 0.00747804 Jy ! Clean residual min=-0.002096 max=0.001866 Jy/beam ! Clean residual mean=-0.000009 rms=0.000485 Jy/beam ! Combined flux in latest and established models = 0.209721 Jy ! Adding 41 model components to the UV plane model. ! The established model now contains 117 components and 0.209721 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=2.628 mas, bmaj=8.8 mas, bpa=-8.692 degrees ! Estimated noise=0.571355 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000790824 Jy ! Component: 100 - total flux cleaned = 0.000917978 Jy ! Component: 150 - total flux cleaned = 0.000918086 Jy ! Component: 200 - total flux cleaned = 0.00089963 Jy ! Total flux subtracted in 200 components = 0.00089963 Jy ! Clean residual min=-0.002301 max=0.001683 Jy/beam ! Clean residual mean=-0.000014 rms=0.000556 Jy/beam ! Combined flux in latest and established models = 0.210621 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 = -1.77133e-05 Jy ! Component: 100 - total flux cleaned = -3.41598e-05 Jy ! Component: 150 - total flux cleaned = -4.97681e-05 Jy ! Component: 200 - total flux cleaned = -6.46876e-05 Jy ! Total flux subtracted in 200 components = -6.46876e-05 Jy ! Clean residual min=-0.002288 max=0.001682 Jy/beam ! Clean residual mean=-0.000013 rms=0.000551 Jy/beam ! Combined flux in latest and established models = 0.210556 Jy ! Adding 29 model components to the UV plane model. ! The established model now contains 142 components and 0.210556 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.9938 mas, bmaj=3.052 mas, bpa=2.031 degrees ! Estimated noise=0.499458 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000101254 Jy ! Component: 100 - total flux cleaned = 3.44339e-05 Jy ! Component: 150 - total flux cleaned = 3.40852e-05 Jy ! Component: 200 - total flux cleaned = 6.99415e-06 Jy ! Total flux subtracted in 200 components = 6.99415e-06 Jy ! Clean residual min=-0.002078 max=0.001839 Jy/beam ! Clean residual mean=-0.000008 rms=0.000452 Jy/beam ! Combined flux in latest and established models = 0.210563 Jy selfcal ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 155 components and 0.210563 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. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.091935Jy sigma=0.755723 ! Fit after self-cal, rms=0.091883Jy sigma=0.755452 wmodel J2056-3857_X_map.mod ! Writing 155 model components to file: J2056-3857_X_map.mod wobs J2056-3857_X_uvs.fits ! Writing UV FITS file: J2056-3857_X_uvs.fits wwins J2056-3857_X_map.win ! wwins: Wrote 6 windows to J2056-3857_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 = -0.000585962 Jy ! Component: 100 - total flux cleaned = -0.00100634 Jy ! Component: 150 - total flux cleaned = -0.00142176 Jy ! Component: 200 - total flux cleaned = -0.00183727 Jy ! Component: 250 - total flux cleaned = -0.00225593 Jy ! Component: 300 - total flux cleaned = -0.00251527 Jy ! Component: 350 - total flux cleaned = -0.00278828 Jy ! Component: 400 - total flux cleaned = -0.00303076 Jy ! Component: 450 - total flux cleaned = -0.00320179 Jy ! Component: 500 - total flux cleaned = -0.0033685 Jy ! Component: 550 - total flux cleaned = -0.00351071 Jy ! Component: 600 - total flux cleaned = -0.00362985 Jy ! Component: 650 - total flux cleaned = -0.00372692 Jy ! Component: 700 - total flux cleaned = -0.00378383 Jy ! Component: 750 - total flux cleaned = -0.00389523 Jy ! Component: 800 - total flux cleaned = -0.00389501 Jy ! Component: 850 - total flux cleaned = -0.00398386 Jy ! Component: 900 - total flux cleaned = -0.00401885 Jy ! Component: 950 - total flux cleaned = -0.00412171 Jy ! Component: 1000 - total flux cleaned = -0.00402069 Jy ! Component: 1050 - total flux cleaned = -0.00408728 Jy ! Component: 1100 - total flux cleaned = -0.0040709 Jy ! Component: 1150 - total flux cleaned = -0.0040547 Jy ! Component: 1200 - total flux cleaned = -0.00407038 Jy ! Component: 1250 - total flux cleaned = -0.0040386 Jy ! Component: 1300 - total flux cleaned = -0.00400753 Jy ! Component: 1350 - total flux cleaned = -0.00396144 Jy ! Component: 1400 - total flux cleaned = -0.00396138 Jy ! Component: 1450 - total flux cleaned = -0.00391657 Jy ! Component: 1500 - total flux cleaned = -0.00391642 Jy ! Component: 1550 - total flux cleaned = -0.00385776 Jy ! Component: 1600 - total flux cleaned = -0.00385763 Jy ! Component: 1650 - total flux cleaned = -0.00387195 Jy ! Component: 1700 - total flux cleaned = -0.00384357 Jy ! Component: 1750 - total flux cleaned = -0.00384356 Jy ! Component: 1800 - total flux cleaned = -0.00384343 Jy ! Component: 1850 - total flux cleaned = -0.00381607 Jy ! Component: 1900 - total flux cleaned = -0.00380246 Jy ! Component: 1950 - total flux cleaned = -0.00384318 Jy ! Component: 2000 - total flux cleaned = -0.0038833 Jy ! Component: 2050 - total flux cleaned = -0.00384339 Jy ! Component: 2100 - total flux cleaned = -0.00384341 Jy ! Component: 2150 - total flux cleaned = -0.00386958 Jy ! Component: 2200 - total flux cleaned = -0.00384383 Jy ! Component: 2250 - total flux cleaned = -0.00385683 Jy ! Component: 2300 - total flux cleaned = -0.00383156 Jy ! Component: 2350 - total flux cleaned = -0.00381882 Jy ! Component: 2400 - total flux cleaned = -0.00384382 Jy ! Component: 2450 - total flux cleaned = -0.00378177 Jy ! Component: 2500 - total flux cleaned = -0.00378173 Jy ! Component: 2550 - total flux cleaned = -0.00374515 Jy ! Component: 2600 - total flux cleaned = -0.00375726 Jy ! Component: 2650 - total flux cleaned = -0.00378132 Jy ! Component: 2700 - total flux cleaned = -0.00382909 Jy ! Component: 2750 - total flux cleaned = -0.00379344 Jy ! Component: 2800 - total flux cleaned = -0.00381708 Jy ! Component: 2850 - total flux cleaned = -0.00382896 Jy ! Component: 2900 - total flux cleaned = -0.00381726 Jy ! Component: 2950 - total flux cleaned = -0.00384051 Jy ! Component: 3000 - total flux cleaned = -0.0038174 Jy ! Component: 3050 - total flux cleaned = -0.00384048 Jy ! Component: 3100 - total flux cleaned = -0.00385198 Jy ! Component: 3150 - total flux cleaned = -0.00384056 Jy ! Component: 3200 - total flux cleaned = -0.00387451 Jy ! Component: 3250 - total flux cleaned = -0.00386314 Jy ! Component: 3300 - total flux cleaned = -0.00386316 Jy ! Component: 3350 - total flux cleaned = -0.00387425 Jy ! Component: 3400 - total flux cleaned = -0.00388532 Jy ! Component: 3450 - total flux cleaned = -0.00387417 Jy ! Component: 3500 - total flux cleaned = -0.00386304 Jy ! Component: 3550 - total flux cleaned = -0.00385198 Jy ! Component: 3600 - total flux cleaned = -0.00383016 Jy ! Component: 3650 - total flux cleaned = -0.00383018 Jy ! Component: 3700 - total flux cleaned = -0.00380856 Jy ! Component: 3750 - total flux cleaned = -0.00381937 Jy ! Component: 3800 - total flux cleaned = -0.00381939 Jy ! Component: 3850 - total flux cleaned = -0.00380867 Jy ! Component: 3900 - total flux cleaned = -0.00379795 Jy ! Component: 3950 - total flux cleaned = -0.00376596 Jy ! Component: 4000 - total flux cleaned = -0.00375532 Jy ! Component: 4050 - total flux cleaned = -0.00372354 Jy ! Total flux subtracted in 4096 components = -0.003713 Jy ! Clean residual min=-0.000598 max=0.000590 Jy/beam ! Clean residual mean=-0.000007 rms=0.000183 Jy/beam ! Combined flux in latest and established models = 0.20685 Jy keep ! Adding 235 model components to the UV plane model. ! The established model now contains 390 components and 0.20685 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/bp222/maps//J2056-3857_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9938 x 3.052 at 2.031 degrees (North through East) ! Clean map min=-0.0013147 max=0.12581 Jy/beam ! Writing clean map to FITS file: /vlbi/bp222/maps//J2056-3857_X_map.fits wmodel /vlbi/bp222/maps//J2056-3857_X_map.mod ! Writing 390 model components to file: /vlbi/bp222/maps//J2056-3857_X_map.mod wobs /vlbi/bp222/maps//J2056-3857_X_uvs.fits ! Writing UV FITS file: /vlbi/bp222/maps//J2056-3857_X_uvs.fits wwins /vlbi/bp222/maps//J2056-3857_X_map.win ! wwins: Wrote 7 windows to /vlbi/bp222/maps//J2056-3857_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.125807 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000181442 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.432667 0.432667 0.865333 1.73067 3.46133 6.92267 13.8453 27.6907 55.3813 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0005 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.125 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 693.374 quit ! Quitting program ! Log file /vlbi/bp222/maps//J2056-3857_X_dfm.log closed on Thu Sep 27 11:36:17 2018