! Started logfile: /vlbi/uf001/uva//J0541+4729_X_dfm.log on Sun Jan 13 22:41:24 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/uva//J0541+4729_X_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J0541+4729_X_uva.fits ! AN table 1: 57 integrations on 36 of 36 possible baselines. ! Apparent sampling: 0.888889 visibilities/baseline/integration-bin. ! Found source: J0541+4729 ! ! 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 21888 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 J0541+4729_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 32 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 32 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 32 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 32 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 32 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 32 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 32 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 32 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 32 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 32 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 32 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 32 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.121318Jy sigma=23.750149 ! Fit after self-cal, rms=0.530698Jy sigma=11.221213 ! 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=0.7114 mas, bmaj=1.424 mas, bpa=17.59 degrees ! Estimated noise=0.434429 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 = 0.371961 Jy ! Component: 100 - total flux cleaned = 0.460884 Jy ! Total flux subtracted in 100 components = 0.460884 Jy ! Clean residual min=-0.020426 max=0.038511 Jy/beam ! Clean residual mean=-0.000004 rms=0.004541 Jy/beam ! Combined flux in latest and established models = 0.460884 Jy ! Performing phase self-cal ! Adding 5 model components to the UV plane model. ! The established model now contains 5 components and 0.460884 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=0.114045Jy sigma=2.312987 ! Fit after self-cal, rms=0.114034Jy sigma=2.312772 ! Inverting map ! Added new window around map position (4.8, 12). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0386216 Jy ! Component: 100 - total flux cleaned = 0.0481346 Jy ! Total flux subtracted in 100 components = 0.0481346 Jy ! Clean residual min=-0.016464 max=0.030185 Jy/beam ! Clean residual mean=-0.000001 rms=0.003752 Jy/beam ! Combined flux in latest and established models = 0.509018 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 10 components and 0.509018 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=0.104111Jy sigma=2.097485 ! Fit after self-cal, rms=0.103614Jy sigma=2.086517 ! Inverting map ! Added new window around map position (-1.8, -2). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0264682 Jy ! Component: 100 - total flux cleaned = 0.032825 Jy ! Total flux subtracted in 100 components = 0.032825 Jy ! Clean residual min=-0.017101 max=0.021626 Jy/beam ! Clean residual mean=-0.000001 rms=0.003281 Jy/beam ! Combined flux in latest and established models = 0.541843 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 16 components and 0.541843 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=0.096575Jy sigma=1.941480 ! Fit after self-cal, rms=0.096012Jy sigma=1.927218 ! Inverting map ! Added new window around map position (-3.8, -4). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0198215 Jy ! Component: 100 - total flux cleaned = 0.0277351 Jy ! Total flux subtracted in 100 components = 0.0277351 Jy ! Clean residual min=-0.015931 max=0.017101 Jy/beam ! Clean residual mean=-0.000002 rms=0.002939 Jy/beam ! Combined flux in latest and established models = 0.569579 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 28 components and 0.569579 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=0.090871Jy sigma=1.814612 ! Fit after self-cal, rms=0.090642Jy sigma=1.810110 ! 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=0.9279 mas, bmaj=1.637 mas, bpa=16.56 degrees ! Estimated noise=0.230808 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 = 0.0137047 Jy ! Component: 100 - total flux cleaned = 0.0232944 Jy ! Component: 150 - total flux cleaned = 0.0299719 Jy ! Component: 200 - total flux cleaned = 0.0342871 Jy ! Total flux subtracted in 200 components = 0.0342871 Jy ! Clean residual min=-0.013385 max=0.016163 Jy/beam ! Clean residual mean=-0.000006 rms=0.003473 Jy/beam ! Combined flux in latest and established models = 0.603866 Jy ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 46 components and 0.603866 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=0.087674Jy sigma=1.749809 ! Fit after self-cal, rms=0.087474Jy sigma=1.745257 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9279 x 1.637 at 16.56 degrees (North through East) ! Clean map min=-0.012987 max=0.46819 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 0.97 HN 0.94 KP 1.09 ! LA 0.96 MK 1.08 NL 1.10 OV 0.95 ! SC 0.95 ! ! ! Correcting IF 2. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 0.99 HN 0.94 KP 1.10 ! LA 0.96 MK 1.10 NL 1.10 OV 0.94 ! SC 0.94 ! ! ! Correcting IF 3. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 0.97 HN 0.96 KP 1.10 ! LA 0.96 MK 1.09 NL 1.08 OV 0.95 ! SC 0.94 ! ! ! Correcting IF 4. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 0.98 HN 0.94 KP 1.09 ! LA 0.94 MK 1.07 NL 1.10 OV 0.95 ! SC 0.96 ! ! ! Correcting IF 5. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 0.99 HN 0.95 KP 1.10 ! LA 0.95 MK 1.06 NL 1.09 OV 0.94 ! SC 0.95 ! ! ! Correcting IF 6. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 0.98 HN 0.94 KP 1.10 ! LA 0.95 MK 1.08 NL 1.07 OV 0.95 ! SC 0.95 ! ! ! Correcting IF 7. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 0.98 HN 0.96 KP 1.09 ! LA 0.95 MK 1.07 NL 1.08 OV 0.94 ! SC 0.94 ! ! ! Correcting IF 8. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 0.97 HN 0.96 KP 1.11 ! LA 0.95 MK 1.05 NL 1.08 OV 0.95 ! SC 0.94 ! ! ! Correcting IF 9. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 0.98 HN 0.96 KP 1.11 ! LA 0.95 MK 1.06 NL 1.07 OV 0.93 ! SC 0.95 ! ! ! Correcting IF 10. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 0.97 HN 0.97 KP 1.12 ! LA 0.94 MK 1.06 NL 1.07 OV 0.94 ! SC 0.94 ! ! ! Correcting IF 11. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 0.98 HN 0.96 KP 1.10 ! LA 0.94 MK 1.02 NL 1.08 OV 0.93 ! SC 0.95 ! ! ! Correcting IF 12. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 0.97 HN 0.95 KP 1.12 ! LA 0.94 MK 1.06 NL 1.08 OV 0.93 ! SC 0.96 ! ! ! Fit before self-cal, rms=0.087474Jy sigma=1.745257 ! Fit after self-cal, rms=0.081038Jy sigma=1.533003 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.9259 mas, bmaj=1.629 mas, bpa=16.82 degrees ! Estimated noise=0.231927 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 = 0.00607518 Jy ! Component: 100 - total flux cleaned = 0.00965486 Jy ! Component: 150 - total flux cleaned = 0.0123012 Jy ! Component: 200 - total flux cleaned = 0.0133797 Jy ! Total flux subtracted in 200 components = 0.0133797 Jy ! Clean residual min=-0.012172 max=0.012272 Jy/beam ! Clean residual mean=-0.000004 rms=0.002768 Jy/beam ! Combined flux in latest and established models = 0.617246 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 57 components and 0.617246 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=0.079832Jy sigma=1.508073 ! Fit after self-cal, rms=0.079843Jy sigma=1.506948 ! 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=0.079843Jy sigma=1.506948 ! Fit after self-cal, rms=0.066086Jy sigma=1.231637 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.928 mas, bmaj=1.626 mas, bpa=16.93 degrees ! Estimated noise=0.233477 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00175538 Jy ! Component: 100 - total flux cleaned = -0.00156391 Jy ! Component: 150 - total flux cleaned = -0.00049359 Jy ! Component: 200 - total flux cleaned = 0.00039551 Jy ! Total flux subtracted in 200 components = 0.00039551 Jy ! Clean residual min=-0.005621 max=0.004718 Jy/beam ! Clean residual mean=-0.000002 rms=0.001002 Jy/beam ! Combined flux in latest and established models = 0.617641 Jy selfcal ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 72 components and 0.617641 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=0.064520Jy sigma=1.196185 ! Fit after self-cal, rms=0.064366Jy sigma=1.192375 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 = -0.000777603 Jy ! Component: 100 - total flux cleaned = -0.000270492 Jy ! Component: 150 - total flux cleaned = 6.41607e-05 Jy ! Component: 200 - total flux cleaned = 0.000265531 Jy ! Total flux subtracted in 200 components = 0.000265531 Jy ! Clean residual min=-0.004920 max=0.004162 Jy/beam ! Clean residual mean=-0.000002 rms=0.000906 Jy/beam ! Combined flux in latest and established models = 0.617907 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 77 components and 0.617907 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=0.063923Jy sigma=1.181539 ! Fit after self-cal, rms=0.063867Jy sigma=1.180784 ! 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=0.063867Jy sigma=1.180784 ! Fit after self-cal, rms=0.063924Jy sigma=1.173247 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9274 mas, bmaj=1.623 mas, bpa=16.98 degrees ! Estimated noise=0.233268 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00340451 Jy ! Component: 100 - total flux cleaned = -0.00364751 Jy ! Component: 150 - total flux cleaned = -0.00353557 Jy ! Component: 200 - total flux cleaned = -0.00313994 Jy ! Total flux subtracted in 200 components = -0.00313994 Jy ! Clean residual min=-0.003742 max=0.003500 Jy/beam ! Clean residual mean=-0.000001 rms=0.000728 Jy/beam ! Combined flux in latest and established models = 0.614767 Jy selfcal ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 80 components and 0.614767 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=0.063389Jy sigma=1.161444 ! Fit after self-cal, rms=0.063326Jy sigma=1.160268 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 = -0.000664234 Jy ! Component: 100 - total flux cleaned = -0.00066444 Jy ! Component: 150 - total flux cleaned = -0.000745493 Jy ! Component: 200 - total flux cleaned = -0.000821848 Jy ! Total flux subtracted in 200 components = -0.000821848 Jy ! Clean residual min=-0.003346 max=0.003324 Jy/beam ! Clean residual mean=-0.000001 rms=0.000678 Jy/beam ! Combined flux in latest and established models = 0.613945 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 83 components and 0.613945 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=0.063106Jy sigma=1.155406 ! Fit after self-cal, rms=0.063083Jy sigma=1.155139 ! Inverting map ! Added new window around map position (-10.6, -7.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00138585 Jy ! Component: 100 - total flux cleaned = 0.00105019 Jy ! Component: 150 - total flux cleaned = 0.00104659 Jy ! Component: 200 - total flux cleaned = 0.000909839 Jy ! Total flux subtracted in 200 components = 0.000909839 Jy ! Clean residual min=-0.003086 max=0.002679 Jy/beam ! Clean residual mean=-0.000001 rms=0.000628 Jy/beam ! Combined flux in latest and established models = 0.614855 Jy ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 104 components and 0.614855 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=0.062837Jy sigma=1.150319 ! Fit after self-cal, rms=0.062826Jy sigma=1.150126 ! 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=0.062826Jy sigma=1.150126 ! Fit after self-cal, rms=0.062904Jy sigma=1.146891 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.011 mas, bmaj=2.259 mas, bpa=11.69 degrees ! Estimated noise=0.301342 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000453193 Jy ! Component: 100 - total flux cleaned = -0.000235133 Jy ! Component: 150 - total flux cleaned = -0.000293343 Jy ! Component: 200 - total flux cleaned = -0.000503926 Jy ! Total flux subtracted in 200 components = -0.000503926 Jy ! Clean residual min=-0.003489 max=0.003136 Jy/beam ! Clean residual mean=-0.000002 rms=0.000752 Jy/beam ! Combined flux in latest and established models = 0.614351 Jy selfcal ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 119 components and 0.614351 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=0.062784Jy sigma=1.143952 ! Fit after self-cal, rms=0.062772Jy sigma=1.143647 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 = -0.000663898 Jy ! Component: 100 - total flux cleaned = -0.000709778 Jy ! Component: 150 - total flux cleaned = -0.000909459 Jy ! Component: 200 - total flux cleaned = -0.00104848 Jy ! Total flux subtracted in 200 components = -0.00104848 Jy ! Clean residual min=-0.003235 max=0.002874 Jy/beam ! Clean residual mean=-0.000002 rms=0.000714 Jy/beam ! Combined flux in latest and established models = 0.613302 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 124 components and 0.613302 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=0.062720Jy sigma=1.142448 ! Fit after self-cal, rms=0.062712Jy sigma=1.142339 ! 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=0.9269 mas, bmaj=1.62 mas, bpa=17.03 degrees ! Estimated noise=0.232996 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9269 x 1.62 at 17.03 degrees (North through East) ! Clean map min=-0.0023918 max=0.47552 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=0.7141 mas, bmaj=1.414 mas, bpa=18.37 degrees ! Estimated noise=0.436275 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.373143 Jy ! Component: 100 - total flux cleaned = 0.461391 Jy ! Component: 150 - total flux cleaned = 0.500047 Jy ! Component: 200 - total flux cleaned = 0.524989 Jy ! Total flux subtracted in 200 components = 0.524989 Jy ! Clean residual min=-0.008467 max=0.013572 Jy/beam ! Clean residual mean=0.000000 rms=0.001753 Jy/beam ! Combined flux in latest and established models = 0.524989 Jy uvw 0,-1 ! Uniform weighting is not currently selected. ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. flux_cutoff = imstat(rms) * dynam ! Adding 12 model components to the UV plane model. ! The established model now contains 12 components and 0.524989 Jy ! Inverting map and beam ! Estimated beam: bmin=0.9269 mas, bmaj=1.62 mas, bpa=17.03 degrees ! Estimated noise=0.232996 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 = 0.0194892 Jy ! Component: 100 - total flux cleaned = 0.0332464 Jy ! Component: 150 - total flux cleaned = 0.0438811 Jy ! Component: 200 - total flux cleaned = 0.0521855 Jy ! Total flux subtracted in 200 components = 0.0521855 Jy ! Clean residual min=-0.003959 max=0.005064 Jy/beam ! Clean residual mean=-0.000001 rms=0.000949 Jy/beam ! Combined flux in latest and established models = 0.577174 Jy ! Adding 23 model components to the UV plane model. ! The established model now contains 31 components and 0.577174 Jy ! Inverting map ! Added new window around map position (-3, -4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00663795 Jy ! Component: 100 - total flux cleaned = 0.0120215 Jy ! Component: 150 - total flux cleaned = 0.0164945 Jy ! Component: 200 - total flux cleaned = 0.0202569 Jy ! Total flux subtracted in 200 components = 0.0202569 Jy ! Clean residual min=-0.003282 max=0.002831 Jy/beam ! Clean residual mean=-0.000001 rms=0.000660 Jy/beam ! Combined flux in latest and established models = 0.597431 Jy ! Adding 30 model components to the UV plane model. ! The established model now contains 50 components and 0.597431 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=2.011 mas, bmaj=2.259 mas, bpa=11.69 degrees ! Estimated noise=0.301342 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0048643 Jy ! Component: 100 - total flux cleaned = 0.00798265 Jy ! Component: 150 - total flux cleaned = 0.0102088 Jy ! Component: 200 - total flux cleaned = 0.0112659 Jy ! Total flux subtracted in 200 components = 0.0112659 Jy ! Clean residual min=-0.003453 max=0.002970 Jy/beam ! Clean residual mean=-0.000001 rms=0.000766 Jy/beam ! Combined flux in latest and established models = 0.608697 Jy flux_cutoff = imstat(rms) * dynam repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam keep new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000525557 Jy ! Component: 100 - total flux cleaned = 0.00105158 Jy ! Component: 150 - total flux cleaned = 0.00131588 Jy ! Component: 200 - total flux cleaned = 0.00146218 Jy ! Total flux subtracted in 200 components = 0.00146218 Jy ! Clean residual min=-0.003336 max=0.002844 Jy/beam ! Clean residual mean=-0.000001 rms=0.000730 Jy/beam ! Combined flux in latest and established models = 0.610159 Jy ! Adding 60 model components to the UV plane model. ! The established model now contains 102 components and 0.610159 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.9269 mas, bmaj=1.62 mas, bpa=17.03 degrees ! Estimated noise=0.232996 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 9.81623e-05 Jy ! Component: 100 - total flux cleaned = 0.00026863 Jy ! Component: 150 - total flux cleaned = 0.000272329 Jy ! Component: 200 - total flux cleaned = 0.000271602 Jy ! Total flux subtracted in 200 components = 0.000271602 Jy ! Clean residual min=-0.002594 max=0.002154 Jy/beam ! Clean residual mean=-0.000001 rms=0.000515 Jy/beam ! Combined flux in latest and established models = 0.610431 Jy selfcal ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 118 components and 0.610431 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=0.062631Jy sigma=1.142363 ! Fit after self-cal, rms=0.062520Jy sigma=1.140174 wmodel J0541+4729_X_map.mod ! Writing 118 model components to file: J0541+4729_X_map.mod wobs J0541+4729_X_uvs.fits ! Writing UV FITS file: J0541+4729_X_uvs.fits wwins J0541+4729_X_map.win ! wwins: Wrote 6 windows to J0541+4729_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 = -0.00104646 Jy ! Component: 100 - total flux cleaned = -0.00136574 Jy ! Component: 150 - total flux cleaned = -0.00144092 Jy ! Component: 200 - total flux cleaned = -0.00162252 Jy ! Component: 250 - total flux cleaned = -0.00169231 Jy ! Component: 300 - total flux cleaned = -0.00176038 Jy ! Component: 350 - total flux cleaned = -0.00175983 Jy ! Component: 400 - total flux cleaned = -0.00172768 Jy ! Component: 450 - total flux cleaned = -0.00179033 Jy ! Component: 500 - total flux cleaned = -0.00175834 Jy ! Component: 550 - total flux cleaned = -0.00166789 Jy ! Component: 600 - total flux cleaned = -0.00166808 Jy ! Component: 650 - total flux cleaned = -0.00158202 Jy ! Component: 700 - total flux cleaned = -0.00152637 Jy ! Component: 750 - total flux cleaned = -0.00152638 Jy ! Component: 800 - total flux cleaned = -0.00147214 Jy ! Component: 850 - total flux cleaned = -0.00144519 Jy ! Component: 900 - total flux cleaned = -0.00131638 Jy ! Component: 950 - total flux cleaned = -0.00134146 Jy ! Component: 1000 - total flux cleaned = -0.00136623 Jy ! Component: 1050 - total flux cleaned = -0.00129328 Jy ! Component: 1100 - total flux cleaned = -0.00134204 Jy ! Component: 1150 - total flux cleaned = -0.00145987 Jy ! Component: 1200 - total flux cleaned = -0.00148241 Jy ! Component: 1250 - total flux cleaned = -0.00150571 Jy ! Component: 1300 - total flux cleaned = -0.00155019 Jy ! Component: 1350 - total flux cleaned = -0.00152783 Jy ! Component: 1400 - total flux cleaned = -0.0015281 Jy ! Component: 1450 - total flux cleaned = -0.00157113 Jy ! Component: 1500 - total flux cleaned = -0.00154996 Jy ! Component: 1550 - total flux cleaned = -0.00165353 Jy ! Component: 1600 - total flux cleaned = -0.00159176 Jy ! Component: 1650 - total flux cleaned = -0.00163224 Jy ! Component: 1700 - total flux cleaned = -0.00161234 Jy ! Component: 1750 - total flux cleaned = -0.00161243 Jy ! Component: 1800 - total flux cleaned = -0.00169003 Jy ! Component: 1850 - total flux cleaned = -0.00170881 Jy ! Component: 1900 - total flux cleaned = -0.0017277 Jy ! Component: 1950 - total flux cleaned = -0.00180234 Jy ! Component: 2000 - total flux cleaned = -0.00183919 Jy ! Component: 2050 - total flux cleaned = -0.00187534 Jy ! Component: 2100 - total flux cleaned = -0.00194734 Jy ! Component: 2150 - total flux cleaned = -0.00191137 Jy ! Component: 2200 - total flux cleaned = -0.00198138 Jy ! Component: 2250 - total flux cleaned = -0.00196403 Jy ! Component: 2300 - total flux cleaned = -0.00196422 Jy ! Component: 2350 - total flux cleaned = -0.00203205 Jy ! Component: 2400 - total flux cleaned = -0.00206559 Jy ! Component: 2450 - total flux cleaned = -0.00203223 Jy ! Component: 2500 - total flux cleaned = -0.00204871 Jy ! Component: 2550 - total flux cleaned = -0.00206479 Jy ! Component: 2600 - total flux cleaned = -0.00201657 Jy ! Component: 2650 - total flux cleaned = -0.0020328 Jy ! Component: 2700 - total flux cleaned = -0.00206432 Jy ! Component: 2750 - total flux cleaned = -0.00209547 Jy ! Component: 2800 - total flux cleaned = -0.0019563 Jy ! Component: 2850 - total flux cleaned = -0.00203296 Jy ! Component: 2900 - total flux cleaned = -0.00198773 Jy ! Component: 2950 - total flux cleaned = -0.00200277 Jy ! Component: 3000 - total flux cleaned = -0.00203266 Jy ! Component: 3050 - total flux cleaned = -0.00198829 Jy ! Component: 3100 - total flux cleaned = -0.00198829 Jy ! Component: 3150 - total flux cleaned = -0.00197376 Jy ! Component: 3200 - total flux cleaned = -0.00207449 Jy ! Component: 3250 - total flux cleaned = -0.00200293 Jy ! Component: 3300 - total flux cleaned = -0.00200268 Jy ! Component: 3350 - total flux cleaned = -0.00198856 Jy ! Component: 3400 - total flux cleaned = -0.00196084 Jy ! Component: 3450 - total flux cleaned = -0.0020298 Jy ! Component: 3500 - total flux cleaned = -0.00200255 Jy ! Component: 3550 - total flux cleaned = -0.00200242 Jy ! Component: 3600 - total flux cleaned = -0.00190822 Jy ! Component: 3650 - total flux cleaned = -0.00190832 Jy ! Component: 3700 - total flux cleaned = -0.0018949 Jy ! Component: 3750 - total flux cleaned = -0.00190802 Jy ! Component: 3800 - total flux cleaned = -0.00196009 Jy ! Component: 3850 - total flux cleaned = -0.00192126 Jy ! Component: 3900 - total flux cleaned = -0.00188265 Jy ! Component: 3950 - total flux cleaned = -0.00183179 Jy ! Component: 4000 - total flux cleaned = -0.00183185 Jy ! Component: 4050 - total flux cleaned = -0.00179425 Jy ! Total flux subtracted in 4096 components = -0.0018066 Jy ! Clean residual min=-0.000695 max=0.000697 Jy/beam ! Clean residual mean=-0.000001 rms=0.000211 Jy/beam ! Combined flux in latest and established models = 0.608624 Jy keep ! Adding 305 model components to the UV plane model. ! The established model now contains 423 components and 0.608624 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J0541+4729_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9269 x 1.62 at 17.03 degrees (North through East) ! Clean map min=-0.0016106 max=0.47716 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J0541+4729_X_map.fits wmodel /vlbi/uf001/uva//J0541+4729_X_map.mod ! Writing 423 model components to file: /vlbi/uf001/uva//J0541+4729_X_map.mod wobs /vlbi/uf001/uva//J0541+4729_X_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J0541+4729_X_uvs.fits wwins /vlbi/uf001/uva//J0541+4729_X_map.win ! wwins: Wrote 7 windows to /vlbi/uf001/uva//J0541+4729_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.477156 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000209258 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.131566 0.131566 0.263131 0.526263 1.05253 2.10505 4.2101 8.42021 16.8404 33.6808 67.3617 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0006 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.477 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 2280.23 quit ! Quitting program ! Log file /vlbi/uf001/uva//J0541+4729_X_dfm.log closed on Sun Jan 13 22:41:29 2019