! Started logfile: /vlbi/uf001/uvm//J1909+7813_X_a_dfm.log on Sun Jan 13 22:19:35 2019 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/uf001/uvm//J1909+7813_X_a_uvm.fits ! Reading UV FITS file: /vlbi/uf001/uvm//J1909+7813_X_a_uvm.fits ! AN table 1: 161 integrations on 21 of 21 possible baselines. ! AN table 2: 110 integrations on 10 of 10 possible baselines. ! Apparent sampling: 0.891319 visibilities/baseline/integration-bin. ! Found source: J1909+7813 ! ! 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 47928 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 J1909+7813_X_a] 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 118 telescope corrections were flagged in sub-array 1. ! A total of 10 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 2. ! A total of 118 telescope corrections were flagged in sub-array 1. ! A total of 10 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 3. ! A total of 118 telescope corrections were flagged in sub-array 1. ! A total of 10 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 4. ! A total of 118 telescope corrections were flagged in sub-array 1. ! A total of 10 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 5. ! A total of 118 telescope corrections were flagged in sub-array 1. ! A total of 10 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 6. ! A total of 118 telescope corrections were flagged in sub-array 1. ! A total of 10 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 7. ! A total of 118 telescope corrections were flagged in sub-array 1. ! A total of 10 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 8. ! A total of 118 telescope corrections were flagged in sub-array 1. ! A total of 10 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 9. ! A total of 118 telescope corrections were flagged in sub-array 1. ! A total of 10 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 10. ! A total of 118 telescope corrections were flagged in sub-array 1. ! A total of 10 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 11. ! A total of 118 telescope corrections were flagged in sub-array 1. ! A total of 10 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 12. ! A total of 118 telescope corrections were flagged in sub-array 1. ! A total of 10 telescope corrections were flagged in sub-array 2. ! ! Fit before self-cal, rms=1.001900Jy sigma=24.327444 ! Fit after self-cal, rms=0.967219Jy sigma=23.516273 ! clrmod: Cleared the established, tentative and continuum models. ! Redundant starting model cleared. uvw 2,-1 ! Uniform weighting binwidth: 2 (pixels). ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=2.365 mas, bmaj=2.728 mas, bpa=-11.83 degrees ! Estimated noise=0.42183 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 = 0.022657 Jy ! Component: 100 - total flux cleaned = 0.029911 Jy ! Total flux subtracted in 100 components = 0.029911 Jy ! Clean residual min=-0.002431 max=0.003880 Jy/beam ! Clean residual mean=-0.000003 rms=0.000714 Jy/beam ! Combined flux in latest and established models = 0.029911 Jy ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 29 components and 0.029911 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=0.051157Jy sigma=1.186062 ! Fit after self-cal, rms=0.049708Jy sigma=1.151521 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00635658 Jy ! Component: 100 - total flux cleaned = 0.0106102 Jy ! Total flux subtracted in 100 components = 0.0106102 Jy ! Clean residual min=-0.001969 max=0.002480 Jy/beam ! Clean residual mean=-0.000004 rms=0.000579 Jy/beam ! Combined flux in latest and established models = 0.0405212 Jy ! Performing phase self-cal ! Adding 39 model components to the UV plane model. ! The established model now contains 61 components and 0.0405212 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=0.048329Jy sigma=1.120281 ! Fit after self-cal, rms=0.048199Jy sigma=1.118310 ! 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=2.756 mas, bmaj=3.099 mas, bpa=-10.98 degrees ! Estimated noise=0.136732 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 = 0.00545475 Jy ! Component: 100 - total flux cleaned = 0.00896913 Jy ! Component: 150 - total flux cleaned = 0.0113477 Jy ! Component: 200 - total flux cleaned = 0.0129967 Jy ! Total flux subtracted in 200 components = 0.0129967 Jy ! Clean residual min=-0.001276 max=0.001920 Jy/beam ! Clean residual mean=-0.000008 rms=0.000386 Jy/beam ! Combined flux in latest and established models = 0.0535179 Jy ! Performing phase self-cal ! Adding 80 model components to the UV plane model. ! The established model now contains 131 components and 0.0535179 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=0.047467Jy sigma=1.101180 ! Fit after self-cal, rms=0.047316Jy sigma=1.099194 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.756 x 3.099 at -10.98 degrees (North through East) ! Clean map min=-0.0012366 max=0.034216 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.13 FD 1.02 KP 0.96 LA 0.99 ! NL 1.22 OV 1.19 PT 0.84 ! ! Telescope amplitude corrections in sub-array 2: ! FD 1.04 KP 1.11 LA 0.97 NL 1.28 ! PT 0.80 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.12 FD 1.01 KP 0.98 LA 0.98 ! NL 1.23 OV 1.09 PT 0.90 ! ! Telescope amplitude corrections in sub-array 2: ! FD 0.97 KP 1.12 LA 0.92 NL 1.22 ! PT 0.86 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 1.02 KP 1.06 LA 1.02 ! NL 1.28 OV 1.08 PT 0.90 ! ! Telescope amplitude corrections in sub-array 2: ! FD 1.03 KP 1.05 LA 0.93 NL 1.13 ! PT 0.90 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 1.08 KP 1.03 LA 0.97 ! NL 1.19 OV 1.06 PT 0.89 ! ! Telescope amplitude corrections in sub-array 2: ! FD 1.02 KP 1.08 LA 0.89 NL 1.33 ! PT 0.85 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 1.02 KP 1.09 LA 0.98 ! NL 1.15 OV 1.07 PT 0.86 ! ! Telescope amplitude corrections in sub-array 2: ! FD 1.02 KP 1.15 LA 0.93 NL 1.15 ! PT 0.93 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 1.04 KP 1.04 LA 0.99 ! NL 1.18 OV 1.01 PT 0.92 ! ! Telescope amplitude corrections in sub-array 2: ! FD 0.98 KP 1.20 LA 0.88 NL 1.10 ! PT 0.92 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 1.11 KP 0.99 LA 0.92 ! NL 1.10 OV 1.01 PT 0.95 ! ! Telescope amplitude corrections in sub-array 2: ! FD 0.98 KP 1.09 LA 0.88 NL 1.10 ! PT 0.93 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 1.12 KP 1.12 LA 0.94 ! NL 1.12 OV 0.98 PT 0.86 ! ! Telescope amplitude corrections in sub-array 2: ! FD 0.96 KP 1.07 LA 0.90 NL 1.14 ! PT 0.86 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 0.91 FD 0.99 KP 1.04 LA 1.04 ! NL 1.02 OV 0.99 PT 0.88 ! ! Telescope amplitude corrections in sub-array 2: ! FD 0.98 KP 1.09 LA 0.89 NL 1.05 ! PT 0.95 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 0.92 FD 1.07 KP 1.06 LA 0.93 ! NL 1.05 OV 0.97 PT 0.93 ! ! Telescope amplitude corrections in sub-array 2: ! FD 0.98 KP 1.13 LA 0.95 NL 1.18 ! PT 0.86 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 0.88 FD 1.02 KP 0.98 LA 0.90 ! NL 1.06 OV 0.99 PT 0.87 ! ! Telescope amplitude corrections in sub-array 2: ! FD 0.91 KP 1.01 LA 0.95 NL 0.98 ! PT 0.95 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 0.86 FD 0.98 KP 0.92 LA 0.94 ! NL 0.98 OV 0.95 PT 0.93 ! ! Telescope amplitude corrections in sub-array 2: ! FD 0.96 KP 1.10 LA 0.92 NL 0.96 ! PT 0.87 ! ! ! Fit before self-cal, rms=0.047316Jy sigma=1.099194 ! Fit after self-cal, rms=0.047125Jy sigma=1.093607 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=2.838 mas, bmaj=3.179 mas, bpa=-10.15 degrees ! Estimated noise=0.13664 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 (5.2, -5.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00136965 Jy ! Component: 100 - total flux cleaned = 0.00211153 Jy ! Component: 150 - total flux cleaned = 0.00245857 Jy ! Component: 200 - total flux cleaned = 0.00268105 Jy ! Total flux subtracted in 200 components = 0.00268105 Jy ! Clean residual min=-0.000998 max=0.000943 Jy/beam ! Clean residual mean=-0.000004 rms=0.000272 Jy/beam ! Combined flux in latest and established models = 0.0561989 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 156 components and 0.0561989 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=0.047083Jy sigma=1.092472 ! Fit after self-cal, rms=0.047172Jy sigma=1.090824 ! 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=0.047172Jy sigma=1.090824 ! Fit after self-cal, rms=0.047998Jy sigma=1.087165 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.848 mas, bmaj=3.18 mas, bpa=-10.32 degrees ! Estimated noise=0.137334 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000195453 Jy ! Component: 100 - total flux cleaned = 0.000324852 Jy ! Component: 150 - total flux cleaned = 0.000402729 Jy ! Component: 200 - total flux cleaned = 0.000443093 Jy ! Total flux subtracted in 200 components = 0.000443093 Jy ! Clean residual min=-0.000672 max=0.000790 Jy/beam ! Clean residual mean=-0.000002 rms=0.000197 Jy/beam ! Combined flux in latest and established models = 0.056642 Jy selfcal ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 174 components and 0.056642 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=0.047984Jy sigma=1.086823 ! Fit after self-cal, rms=0.048071Jy sigma=1.085818 flux_cutoff = imstat(rms) * dynam ! Inverting map repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000202235 Jy ! Component: 100 - total flux cleaned = 0.000244356 Jy ! Component: 150 - total flux cleaned = 0.000292379 Jy ! Component: 200 - total flux cleaned = 0.000335043 Jy ! Total flux subtracted in 200 components = 0.000335043 Jy ! Clean residual min=-0.000668 max=0.000702 Jy/beam ! Clean residual mean=-0.000002 rms=0.000187 Jy/beam ! Combined flux in latest and established models = 0.056977 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 184 components and 0.056977 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=0.048062Jy sigma=1.085640 ! Fit after self-cal, rms=0.048064Jy sigma=1.085594 ! 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=0.048064Jy sigma=1.085594 ! Fit after self-cal, rms=0.048273Jy sigma=1.085336 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.842 mas, bmaj=3.18 mas, bpa=-10.9 degrees ! Estimated noise=0.13712 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000205049 Jy ! Component: 100 - total flux cleaned = 0.000329573 Jy ! Component: 150 - total flux cleaned = 0.000401692 Jy ! Component: 200 - total flux cleaned = 0.000444662 Jy ! Total flux subtracted in 200 components = 0.000444662 Jy ! Clean residual min=-0.000630 max=0.000712 Jy/beam ! Clean residual mean=-0.000001 rms=0.000179 Jy/beam ! Combined flux in latest and established models = 0.0574217 Jy selfcal ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 189 components and 0.0574217 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=0.048265Jy sigma=1.085156 ! Fit after self-cal, rms=0.048297Jy sigma=1.084997 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 = 5.84331e-05 Jy ! Component: 100 - total flux cleaned = 6.87443e-05 Jy ! Component: 150 - total flux cleaned = 0.000108906 Jy ! Component: 200 - total flux cleaned = 0.000136382 Jy ! Total flux subtracted in 200 components = 0.000136382 Jy ! Clean residual min=-0.000649 max=0.000689 Jy/beam ! Clean residual mean=-0.000001 rms=0.000178 Jy/beam ! Combined flux in latest and established models = 0.0575581 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 196 components and 0.0575581 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=0.048292Jy sigma=1.084888 ! Fit after self-cal, rms=0.048291Jy sigma=1.084798 ! 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=0.048291Jy sigma=1.084798 ! Fit after self-cal, rms=0.048243Jy sigma=1.084721 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.277 mas, bmaj=3.576 mas, bpa=-7.678 degrees ! Estimated noise=0.140726 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000340639 Jy ! Component: 100 - total flux cleaned = 0.000444497 Jy ! Component: 150 - total flux cleaned = 0.000533767 Jy ! Component: 200 - total flux cleaned = 0.000602754 Jy ! Total flux subtracted in 200 components = 0.000602754 Jy ! Clean residual min=-0.000638 max=0.000731 Jy/beam ! Clean residual mean=-0.000001 rms=0.000180 Jy/beam ! Combined flux in latest and established models = 0.0581608 Jy selfcal ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 202 components and 0.0581608 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=0.048239Jy sigma=1.084604 ! Fit after self-cal, rms=0.048249Jy sigma=1.084556 flux_cutoff = imstat(rms) * dynam ! Inverting map repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000117786 Jy ! Component: 100 - total flux cleaned = 0.000142912 Jy ! Component: 150 - total flux cleaned = 0.000180155 Jy ! Component: 200 - total flux cleaned = 0.000214432 Jy ! Total flux subtracted in 200 components = 0.000214432 Jy ! Clean residual min=-0.000659 max=0.000724 Jy/beam ! Clean residual mean=-0.000001 rms=0.000180 Jy/beam ! Combined flux in latest and established models = 0.0583753 Jy ! Performing phase self-cal ! Adding 32 model components to the UV plane model. ! The established model now contains 211 components and 0.0583753 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=0.048246Jy sigma=1.084491 ! Fit after self-cal, rms=0.048245Jy sigma=1.084366 ! 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=2.835 mas, bmaj=3.178 mas, bpa=-11.26 degrees ! Estimated noise=0.136727 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.835 x 3.178 at -11.26 degrees (North through East) ! Clean map min=-0.0010562 max=0.033598 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=2.42 mas, bmaj=2.782 mas, bpa=-11.53 degrees ! Estimated noise=0.432548 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0237739 Jy ! Component: 100 - total flux cleaned = 0.0324271 Jy ! Component: 150 - total flux cleaned = 0.0380815 Jy ! Component: 200 - total flux cleaned = 0.0421768 Jy ! Total flux subtracted in 200 components = 0.0421768 Jy ! Clean residual min=-0.001881 max=0.002545 Jy/beam ! Clean residual mean=-0.000001 rms=0.000538 Jy/beam ! Combined flux in latest and established models = 0.0421768 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 49 model components to the UV plane model. ! The established model now contains 49 components and 0.0421768 Jy ! Inverting map and beam ! Estimated beam: bmin=2.835 mas, bmaj=3.178 mas, bpa=-11.26 degrees ! Estimated noise=0.136727 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 = 0.00484784 Jy ! Component: 100 - total flux cleaned = 0.00797854 Jy ! Component: 150 - total flux cleaned = 0.0102233 Jy ! Component: 200 - total flux cleaned = 0.011748 Jy ! Total flux subtracted in 200 components = 0.011748 Jy ! Clean residual min=-0.000976 max=0.001281 Jy/beam ! Clean residual mean=-0.000003 rms=0.000264 Jy/beam ! Combined flux in latest and established models = 0.0539247 Jy ! Adding 62 model components to the UV plane model. ! The established model now contains 108 components and 0.0539248 Jy ! Inverting map ! Added new window around map position (3.4, 1). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0010453 Jy ! Component: 100 - total flux cleaned = 0.00158707 Jy ! Component: 150 - total flux cleaned = 0.00208124 Jy ! Component: 200 - total flux cleaned = 0.00243719 Jy ! Total flux subtracted in 200 components = 0.00243719 Jy ! Clean residual min=-0.000725 max=0.000724 Jy/beam ! Clean residual mean=-0.000002 rms=0.000201 Jy/beam ! Combined flux in latest and established models = 0.0563619 Jy ! Adding 31 model components to the UV plane model. ! The established model now contains 130 components and 0.0563619 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=3.277 mas, bmaj=3.576 mas, bpa=-7.678 degrees ! Estimated noise=0.140726 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000728902 Jy ! Component: 100 - total flux cleaned = 0.000939449 Jy ! Component: 150 - total flux cleaned = 0.00108044 Jy ! Component: 200 - total flux cleaned = 0.00116837 Jy ! Total flux subtracted in 200 components = 0.00116837 Jy ! Clean residual min=-0.000624 max=0.000746 Jy/beam ! Clean residual mean=-0.000002 rms=0.000188 Jy/beam ! Combined flux in latest and established models = 0.0575303 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 = 9.42468e-05 Jy ! Component: 100 - total flux cleaned = 0.000163367 Jy ! Component: 150 - total flux cleaned = 0.000225621 Jy ! Component: 200 - total flux cleaned = 0.000282084 Jy ! Total flux subtracted in 200 components = 0.000282084 Jy ! Clean residual min=-0.000615 max=0.000705 Jy/beam ! Clean residual mean=-0.000002 rms=0.000181 Jy/beam ! Combined flux in latest and established models = 0.0578124 Jy ! Adding 90 model components to the UV plane model. ! The established model now contains 200 components and 0.0578124 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=2.835 mas, bmaj=3.178 mas, bpa=-11.26 degrees ! Estimated noise=0.136727 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 1.83896e-05 Jy ! Component: 100 - total flux cleaned = 6.16336e-05 Jy ! Component: 150 - total flux cleaned = 0.000119742 Jy ! Component: 200 - total flux cleaned = 0.000146581 Jy ! Total flux subtracted in 200 components = 0.000146581 Jy ! Clean residual min=-0.000637 max=0.000634 Jy/beam ! Clean residual mean=-0.000001 rms=0.000169 Jy/beam ! Combined flux in latest and established models = 0.057959 Jy selfcal ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 221 components and 0.057959 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=0.048237Jy sigma=1.084205 ! Fit after self-cal, rms=0.048235Jy sigma=1.084082 wmodel J1909+7813_X_a_map.mod ! Writing 221 model components to file: J1909+7813_X_a_map.mod wobs J1909+7813_X_a_uvs.fits ! Writing UV FITS file: J1909+7813_X_a_uvs.fits wwins J1909+7813_X_a_map.win ! wwins: Wrote 3 windows to J1909+7813_X_a_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 = -1.34479e-05 Jy ! Component: 100 - total flux cleaned = 4.22006e-05 Jy ! Component: 150 - total flux cleaned = 9.53694e-05 Jy ! Component: 200 - total flux cleaned = 0.000136185 Jy ! Component: 250 - total flux cleaned = 0.000175404 Jy ! Component: 300 - total flux cleaned = 0.000175433 Jy ! Component: 350 - total flux cleaned = 0.000184685 Jy ! Component: 400 - total flux cleaned = 0.000166813 Jy ! Component: 450 - total flux cleaned = 0.0001667 Jy ! Component: 500 - total flux cleaned = 0.000123987 Jy ! Component: 550 - total flux cleaned = 0.000115624 Jy ! Component: 600 - total flux cleaned = 9.92977e-05 Jy ! Component: 650 - total flux cleaned = 0.000107311 Jy ! Component: 700 - total flux cleaned = 8.40172e-05 Jy ! Component: 750 - total flux cleaned = 8.39535e-05 Jy ! Component: 800 - total flux cleaned = 8.36838e-05 Jy ! Component: 850 - total flux cleaned = 7.62865e-05 Jy ! Component: 900 - total flux cleaned = 7.62548e-05 Jy ! Component: 950 - total flux cleaned = 9.74435e-05 Jy ! Component: 1000 - total flux cleaned = 9.02925e-05 Jy ! Component: 1050 - total flux cleaned = 7.67301e-05 Jy ! Component: 1100 - total flux cleaned = 7.68062e-05 Jy ! Component: 1150 - total flux cleaned = 7.68212e-05 Jy ! Component: 1200 - total flux cleaned = 8.33993e-05 Jy ! Component: 1250 - total flux cleaned = 8.3483e-05 Jy ! Component: 1300 - total flux cleaned = 8.9854e-05 Jy ! Component: 1350 - total flux cleaned = 9.616e-05 Jy ! Component: 1400 - total flux cleaned = 8.37258e-05 Jy ! Component: 1450 - total flux cleaned = 8.3752e-05 Jy ! Component: 1500 - total flux cleaned = 7.78236e-05 Jy ! Component: 1550 - total flux cleaned = 8.38832e-05 Jy ! Component: 1600 - total flux cleaned = 9.56285e-05 Jy ! Component: 1650 - total flux cleaned = 0.000113141 Jy ! Component: 1700 - total flux cleaned = 0.000118902 Jy ! Component: 1750 - total flux cleaned = 0.000118898 Jy ! Component: 1800 - total flux cleaned = 0.000118863 Jy ! Component: 1850 - total flux cleaned = 0.000129986 Jy ! Component: 1900 - total flux cleaned = 0.00010799 Jy ! Component: 1950 - total flux cleaned = 0.000113522 Jy ! Component: 2000 - total flux cleaned = 0.000113494 Jy ! Component: 2050 - total flux cleaned = 0.00012411 Jy ! Component: 2100 - total flux cleaned = 9.26082e-05 Jy ! Component: 2150 - total flux cleaned = 0.000113393 Jy ! Component: 2200 - total flux cleaned = 0.000108211 Jy ! Component: 2250 - total flux cleaned = 8.78009e-05 Jy ! Component: 2300 - total flux cleaned = 0.000113056 Jy ! Component: 2350 - total flux cleaned = 0.000112928 Jy ! Component: 2400 - total flux cleaned = 0.00010798 Jy ! Component: 2450 - total flux cleaned = 0.000132514 Jy ! Component: 2500 - total flux cleaned = 0.000132497 Jy ! Component: 2550 - total flux cleaned = 0.000151652 Jy ! Component: 2600 - total flux cleaned = 0.000156365 Jy ! Component: 2650 - total flux cleaned = 0.000156355 Jy ! Component: 2700 - total flux cleaned = 0.000161051 Jy ! Component: 2750 - total flux cleaned = 0.000184195 Jy ! Component: 2800 - total flux cleaned = 0.000179555 Jy ! Component: 2850 - total flux cleaned = 0.000179557 Jy ! Component: 2900 - total flux cleaned = 0.00018866 Jy ! Component: 2950 - total flux cleaned = 0.000188614 Jy ! Component: 3000 - total flux cleaned = 0.000175307 Jy ! Component: 3050 - total flux cleaned = 0.000188581 Jy ! Component: 3100 - total flux cleaned = 0.000179828 Jy ! Component: 3150 - total flux cleaned = 0.00018857 Jy ! Component: 3200 - total flux cleaned = 0.000179992 Jy ! Component: 3250 - total flux cleaned = 0.00019709 Jy ! Component: 3300 - total flux cleaned = 0.000192826 Jy ! Component: 3350 - total flux cleaned = 0.000176003 Jy ! Component: 3400 - total flux cleaned = 0.000184393 Jy ! Component: 3450 - total flux cleaned = 0.000205086 Jy ! Component: 3500 - total flux cleaned = 0.000209148 Jy ! Component: 3550 - total flux cleaned = 0.00022136 Jy ! Component: 3600 - total flux cleaned = 0.000213244 Jy ! Component: 3650 - total flux cleaned = 0.000221264 Jy ! Component: 3700 - total flux cleaned = 0.000221244 Jy ! Component: 3750 - total flux cleaned = 0.000213259 Jy ! Component: 3800 - total flux cleaned = 0.000209297 Jy ! Component: 3850 - total flux cleaned = 0.00019761 Jy ! Component: 3900 - total flux cleaned = 0.000189869 Jy ! Component: 3950 - total flux cleaned = 0.000213014 Jy ! Component: 4000 - total flux cleaned = 0.000220664 Jy ! Component: 4050 - total flux cleaned = 0.000216906 Jy ! Total flux subtracted in 4096 components = 0.000228215 Jy ! Clean residual min=-0.000213 max=0.000231 Jy/beam ! Clean residual mean=-0.000000 rms=0.000078 Jy/beam ! Combined flux in latest and established models = 0.0581872 Jy keep ! Adding 324 model components to the UV plane model. ! The established model now contains 545 components and 0.0581872 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uvm//J1909+7813_X_a_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.835 x 3.178 at -11.26 degrees (North through East) ! Clean map min=-0.00085883 max=0.0336 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uvm//J1909+7813_X_a_map.fits wmodel /vlbi/uf001/uvm//J1909+7813_X_a_map.mod ! Writing 545 model components to file: /vlbi/uf001/uvm//J1909+7813_X_a_map.mod wobs /vlbi/uf001/uvm//J1909+7813_X_a_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uvm//J1909+7813_X_a_uvs.fits wwins /vlbi/uf001/uvm//J1909+7813_X_a_map.win ! wwins: Wrote 4 windows to /vlbi/uf001/uvm//J1909+7813_X_a_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0335996 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 7.62465e-05 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.68078 0.68078 1.36156 2.72312 5.44624 10.8925 21.7849 43.5699 87.1398 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0002 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.033 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 440.671 quit ! Quitting program ! Log file /vlbi/uf001/uvm//J1909+7813_X_a_dfm.log closed on Sun Jan 13 22:19:42 2019