! Started logfile: /vlbi/uf001/uva//J1440+0157_X_dfm.log on Mon Jan 14 03:00:14 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//J1440+0157_X_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J1440+0157_X_uva.fits ! AN table 1: 57 integrations on 28 of 28 possible baselines. ! Apparent sampling: 0.804511 visibilities/baseline/integration-bin. ! Found source: J1440+0157 ! ! 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 121 lines of history. ! ! Reading 15408 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 J1440+0157_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 68 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 68 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 68 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 68 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 68 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 68 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 68 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 68 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 68 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 68 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 68 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 68 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.018202Jy sigma=146.711751 ! Fit after self-cal, rms=0.900224Jy sigma=144.902365 ! 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=0.5248 mas, bmaj=7.412 mas, bpa=-19.55 degrees ! Estimated noise=0.0851064 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 = 0.0206546 Jy ! Component: 100 - total flux cleaned = 0.0363939 Jy ! Total flux subtracted in 100 components = 0.0363939 Jy ! Clean residual min=-0.009541 max=0.009627 Jy/beam ! Clean residual mean=-0.000002 rms=0.001619 Jy/beam ! Combined flux in latest and established models = 0.0363939 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 19 components and 0.0363939 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=0.155294Jy sigma=3.957210 ! Fit after self-cal, rms=0.145996Jy sigma=3.712865 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0205869 Jy ! Component: 100 - total flux cleaned = 0.0368038 Jy ! Total flux subtracted in 100 components = 0.0368038 Jy ! Clean residual min=-0.010702 max=0.010912 Jy/beam ! Clean residual mean=-0.000001 rms=0.001673 Jy/beam ! Combined flux in latest and established models = 0.0731977 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 34 components and 0.0731977 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=0.119191Jy sigma=3.259121 ! Fit after self-cal, rms=0.118750Jy sigma=3.254821 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0156391 Jy ! Component: 100 - total flux cleaned = 0.029552 Jy ! Total flux subtracted in 100 components = 0.029552 Jy ! Clean residual min=-0.008642 max=0.008786 Jy/beam ! Clean residual mean=-0.000001 rms=0.001402 Jy/beam ! Combined flux in latest and established models = 0.10275 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 35 components and 0.10275 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=0.100224Jy sigma=2.745373 ! Fit after self-cal, rms=0.099876Jy sigma=2.742522 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0119749 Jy ! Component: 100 - total flux cleaned = 0.0226519 Jy ! Total flux subtracted in 100 components = 0.0226519 Jy ! Clean residual min=-0.006946 max=0.006985 Jy/beam ! Clean residual mean=-0.000001 rms=0.001203 Jy/beam ! Combined flux in latest and established models = 0.125402 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 37 components and 0.125402 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=0.086364Jy sigma=2.367963 ! Fit after self-cal, rms=0.086220Jy sigma=2.366158 ! 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=0.5994 mas, bmaj=6.733 mas, bpa=-19.61 degrees ! Estimated noise=0.086971 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 = 0.0230458 Jy ! Component: 100 - total flux cleaned = 0.0395616 Jy ! Component: 150 - total flux cleaned = 0.0519169 Jy ! Component: 200 - total flux cleaned = 0.0612999 Jy ! Total flux subtracted in 200 components = 0.0612999 Jy ! Clean residual min=-0.005055 max=0.005839 Jy/beam ! Clean residual mean=-0.000002 rms=0.001030 Jy/beam ! Combined flux in latest and established models = 0.186701 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 42 components and 0.186701 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=0.059310Jy sigma=1.745860 ! Fit after self-cal, rms=0.059132Jy sigma=1.731190 ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0072957 Jy ! Component: 100 - total flux cleaned = 0.0130825 Jy ! Component: 150 - total flux cleaned = 0.0178001 Jy ! Component: 200 - total flux cleaned = 0.02019 Jy ! Total flux subtracted in 200 components = 0.02019 Jy ! Clean residual min=-0.003978 max=0.004822 Jy/beam ! Clean residual mean=-0.000001 rms=0.000747 Jy/beam ! Combined flux in latest and established models = 0.206891 Jy ! Performing phase self-cal ! Adding 35 model components to the UV plane model. ! The established model now contains 65 components and 0.206891 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=0.055129Jy sigma=1.560897 ! Fit after self-cal, rms=0.055067Jy sigma=1.556941 ! Inverting map ! Added new window around map position (3.4, 3.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00371531 Jy ! Component: 100 - total flux cleaned = 0.00558333 Jy ! Component: 150 - total flux cleaned = 0.00730596 Jy ! Component: 200 - total flux cleaned = 0.00872537 Jy ! Total flux subtracted in 200 components = 0.00872537 Jy ! Clean residual min=-0.002617 max=0.002749 Jy/beam ! Clean residual mean=-0.000001 rms=0.000560 Jy/beam ! Combined flux in latest and established models = 0.215617 Jy ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 78 components and 0.215617 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=0.053694Jy sigma=1.395326 ! Fit after self-cal, rms=0.053601Jy sigma=1.385866 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.5994 x 6.733 at -19.61 degrees (North through East) ! Clean map min=-0.0051553 max=0.090856 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! FD 1.01 HN 0.96 KP 0.97 LA 1.02 ! MK 4.88 NL 1.01 OV 0.96 PT 0.94 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! FD 1.02 HN 0.94 KP 0.98 LA 1.02 ! MK 6.45 NL 1.05 OV 0.95 PT 0.96 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! FD 1.00 HN 0.94 KP 1.00 LA 1.00 ! MK 5.52 NL 1.07 OV 0.96 PT 0.94 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! FD 1.01 HN 0.93 KP 0.98 LA 0.99 ! MK 5.39 NL 1.04 OV 0.97 PT 0.97 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! FD 1.03 HN 0.91 KP 0.99 LA 1.01 ! MK 4.44 NL 1.05 OV 0.95 PT 0.97 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! FD 0.98 HN 0.95 KP 0.97 LA 1.00 ! MK 3.59 NL 1.05 OV 0.97 PT 0.93 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! FD 1.03 HN 0.92 KP 0.97 LA 1.04 ! MK 2.93 NL 1.04 OV 0.94 PT 0.96 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! FD 1.01 HN 0.92 KP 0.99 LA 1.01 ! MK 2.42 NL 1.07 OV 0.95 PT 0.97 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! FD 1.01 HN 0.91 KP 0.97 LA 0.99 ! MK 2.31 NL 1.09 OV 0.95 PT 0.95 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! FD 1.00 HN 0.90 KP 0.97 LA 1.01 ! MK 3.11 NL 1.07 OV 0.97 PT 0.96 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! FD 1.02 HN 0.93 KP 0.97 LA 0.99 ! MK 2.69 NL 1.07 OV 0.96 PT 0.96 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! FD 1.02 HN 0.90 KP 0.97 LA 1.01 ! MK 3.64 NL 1.06 OV 0.96 PT 0.94 ! ! ! Fit before self-cal, rms=0.053601Jy sigma=1.385866 ! Fit after self-cal, rms=0.050385Jy sigma=1.283391 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.7635 mas, bmaj=6.047 mas, bpa=-19.17 degrees ! Estimated noise=0.167132 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 = -0.000908789 Jy ! Component: 100 - total flux cleaned = -0.00090957 Jy ! Component: 150 - total flux cleaned = -0.0013635 Jy ! Component: 200 - total flux cleaned = -0.00185896 Jy ! Total flux subtracted in 200 components = -0.00185896 Jy ! Clean residual min=-0.002733 max=0.002584 Jy/beam ! Clean residual mean=-0.000001 rms=0.000668 Jy/beam ! Combined flux in latest and established models = 0.213758 Jy ! Performing phase self-cal ! Adding 38 model components to the UV plane model. ! The established model now contains 116 components and 0.213758 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=0.049860Jy sigma=1.272796 ! Fit after self-cal, rms=0.049798Jy sigma=1.270893 ! 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=0.049798Jy sigma=1.270893 ! Fit after self-cal, rms=0.048837Jy sigma=1.245847 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.7719 mas, bmaj=6.044 mas, bpa=-19.1 degrees ! Estimated noise=0.169105 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000878506 Jy ! Component: 100 - total flux cleaned = -0.00161693 Jy ! Component: 150 - total flux cleaned = -0.00213607 Jy ! Component: 200 - total flux cleaned = -0.00261045 Jy ! Total flux subtracted in 200 components = -0.00261045 Jy ! Clean residual min=-0.002011 max=0.001876 Jy/beam ! Clean residual mean=-0.000001 rms=0.000438 Jy/beam ! Combined flux in latest and established models = 0.211147 Jy selfcal ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 144 components and 0.211148 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=0.048565Jy sigma=1.240387 ! Fit after self-cal, rms=0.048562Jy sigma=1.239684 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 = -6.66411e-05 Jy ! Component: 100 - total flux cleaned = -0.000384986 Jy ! Component: 150 - total flux cleaned = -0.000876881 Jy ! Component: 200 - total flux cleaned = -0.00124499 Jy ! Total flux subtracted in 200 components = -0.00124499 Jy ! Clean residual min=-0.001922 max=0.001757 Jy/beam ! Clean residual mean=-0.000001 rms=0.000404 Jy/beam ! Combined flux in latest and established models = 0.209903 Jy ! Performing phase self-cal ! Adding 37 model components to the UV plane model. ! The established model now contains 163 components and 0.209903 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=0.048416Jy sigma=1.236773 ! Fit after self-cal, rms=0.048409Jy sigma=1.236407 ! 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=0.048409Jy sigma=1.236407 ! Fit after self-cal, rms=0.048403Jy sigma=1.235102 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8057 mas, bmaj=5.981 mas, bpa=-18.97 degrees ! Estimated noise=0.179171 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000849198 Jy ! Component: 100 - total flux cleaned = -0.00139831 Jy ! Component: 150 - total flux cleaned = -0.00189569 Jy ! Component: 200 - total flux cleaned = -0.00222993 Jy ! Total flux subtracted in 200 components = -0.00222993 Jy ! Clean residual min=-0.001782 max=0.001720 Jy/beam ! Clean residual mean=-0.000000 rms=0.000379 Jy/beam ! Combined flux in latest and established models = 0.207673 Jy selfcal ! Performing phase self-cal ! Adding 37 model components to the UV plane model. ! The established model now contains 182 components and 0.207673 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=0.048277Jy sigma=1.232420 ! Fit after self-cal, rms=0.048272Jy sigma=1.232017 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 = -0.000319507 Jy ! Component: 100 - total flux cleaned = -0.000432954 Jy ! Component: 150 - total flux cleaned = -0.000788384 Jy ! Component: 200 - total flux cleaned = -0.00102077 Jy ! Total flux subtracted in 200 components = -0.00102077 Jy ! Clean residual min=-0.001680 max=0.001601 Jy/beam ! Clean residual mean=-0.000000 rms=0.000360 Jy/beam ! Combined flux in latest and established models = 0.206652 Jy ! Performing phase self-cal ! Adding 43 model components to the UV plane model. ! The established model now contains 203 components and 0.206652 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=0.048202Jy sigma=1.230400 ! Fit after self-cal, rms=0.048198Jy sigma=1.230196 ! 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=0.048198Jy sigma=1.230196 ! Fit after self-cal, rms=0.048181Jy sigma=1.229750 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.162 mas, bmaj=5.539 mas, bpa=-15.91 degrees ! Estimated noise=0.269177 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00081421 Jy ! Component: 100 - total flux cleaned = -0.0011173 Jy ! Component: 150 - total flux cleaned = -0.00140876 Jy ! Component: 200 - total flux cleaned = -0.00166278 Jy ! Total flux subtracted in 200 components = -0.00166278 Jy ! Clean residual min=-0.001984 max=0.002159 Jy/beam ! Clean residual mean=-0.000001 rms=0.000531 Jy/beam ! Combined flux in latest and established models = 0.204989 Jy selfcal ! Performing phase self-cal ! Adding 40 model components to the UV plane model. ! The established model now contains 237 components and 0.204989 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=0.048116Jy sigma=1.228741 ! Fit after self-cal, rms=0.048112Jy sigma=1.228388 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 = -0.000239256 Jy ! Component: 100 - total flux cleaned = -0.000466188 Jy ! Component: 150 - total flux cleaned = -0.000673609 Jy ! Component: 200 - total flux cleaned = -0.000818685 Jy ! Total flux subtracted in 200 components = -0.000818685 Jy ! Clean residual min=-0.001914 max=0.002116 Jy/beam ! Clean residual mean=-0.000001 rms=0.000511 Jy/beam ! Combined flux in latest and established models = 0.20417 Jy ! Performing phase self-cal ! Adding 33 model components to the UV plane model. ! The established model now contains 252 components and 0.20417 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=0.048082Jy sigma=1.228100 ! Fit after self-cal, rms=0.048080Jy sigma=1.227903 ! 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=0.8279 mas, bmaj=5.942 mas, bpa=-18.89 degrees ! Estimated noise=0.185084 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8279 x 5.942 at -18.89 degrees (North through East) ! Clean map min=-0.0079288 max=0.11131 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=0.6311 mas, bmaj=6.463 mas, bpa=-19.07 degrees ! Estimated noise=0.255116 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0710669 Jy ! Component: 100 - total flux cleaned = 0.111315 Jy ! Component: 150 - total flux cleaned = 0.137354 Jy ! Component: 200 - total flux cleaned = 0.153378 Jy ! Total flux subtracted in 200 components = 0.153378 Jy ! Clean residual min=-0.011403 max=0.011522 Jy/beam ! Clean residual mean=-0.000001 rms=0.001795 Jy/beam ! Combined flux in latest and established models = 0.153378 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 25 model components to the UV plane model. ! The established model now contains 25 components and 0.153378 Jy ! Inverting map and beam ! Estimated beam: bmin=0.8279 mas, bmaj=5.942 mas, bpa=-18.89 degrees ! Estimated noise=0.185084 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 = 0.0235366 Jy ! Component: 100 - total flux cleaned = 0.0361685 Jy ! Component: 150 - total flux cleaned = 0.0427226 Jy ! Component: 200 - total flux cleaned = 0.0458976 Jy ! Total flux subtracted in 200 components = 0.0458976 Jy ! Clean residual min=-0.003384 max=0.004138 Jy/beam ! Clean residual mean=-0.000001 rms=0.000755 Jy/beam ! Combined flux in latest and established models = 0.199275 Jy ! Adding 29 model components to the UV plane model. ! The established model now contains 42 components and 0.199275 Jy ! Inverting map ! Added new window around map position (-2.8, -4.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00328061 Jy ! Component: 100 - total flux cleaned = 0.00494186 Jy ! Component: 150 - total flux cleaned = 0.00605854 Jy ! Component: 200 - total flux cleaned = 0.00636927 Jy ! Total flux subtracted in 200 components = 0.00636927 Jy ! Clean residual min=-0.002130 max=0.002022 Jy/beam ! Clean residual mean=-0.000001 rms=0.000514 Jy/beam ! Combined flux in latest and established models = 0.205645 Jy ! Adding 29 model components to the UV plane model. ! The established model now contains 62 components and 0.205645 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=2.162 mas, bmaj=5.539 mas, bpa=-15.91 degrees ! Estimated noise=0.269177 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000269014 Jy ! Component: 100 - total flux cleaned = -0.00159289 Jy ! Component: 150 - total flux cleaned = -0.00265162 Jy ! Component: 200 - total flux cleaned = -0.00341659 Jy ! Total flux subtracted in 200 components = -0.00341659 Jy ! Clean residual min=-0.002255 max=0.002159 Jy/beam ! Clean residual mean=-0.000001 rms=0.000561 Jy/beam ! Combined flux in latest and established models = 0.202228 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 = -0.000680491 Jy ! Component: 100 - total flux cleaned = -0.00112476 Jy ! Component: 150 - total flux cleaned = -0.00149881 Jy ! Component: 200 - total flux cleaned = -0.00192471 Jy ! Total flux subtracted in 200 components = -0.00192471 Jy ! Clean residual min=-0.001914 max=0.001955 Jy/beam ! Clean residual mean=-0.000001 rms=0.000510 Jy/beam ! Combined flux in latest and established models = 0.200303 Jy ! Adding 61 model components to the UV plane model. ! The established model now contains 120 components and 0.200303 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.8279 mas, bmaj=5.942 mas, bpa=-18.89 degrees ! Estimated noise=0.185084 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000952412 Jy ! Component: 100 - total flux cleaned = -0.00101214 Jy ! Component: 150 - total flux cleaned = -0.00117534 Jy ! Component: 200 - total flux cleaned = -0.00142856 Jy ! Total flux subtracted in 200 components = -0.00142856 Jy ! Clean residual min=-0.001495 max=0.001432 Jy/beam ! Clean residual mean=-0.000000 rms=0.000354 Jy/beam ! Combined flux in latest and established models = 0.198875 Jy selfcal ! Performing phase self-cal ! Adding 33 model components to the UV plane model. ! The established model now contains 150 components and 0.198875 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=0.048174Jy sigma=1.232088 ! Fit after self-cal, rms=0.048152Jy sigma=1.229173 wmodel J1440+0157_X_map.mod ! Writing 150 model components to file: J1440+0157_X_map.mod wobs J1440+0157_X_uvs.fits ! Writing UV FITS file: J1440+0157_X_uvs.fits wwins J1440+0157_X_map.win ! wwins: Wrote 3 windows to J1440+0157_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 = -0.000180279 Jy ! Component: 100 - total flux cleaned = -0.000226489 Jy ! Component: 150 - total flux cleaned = -0.000163654 Jy ! Component: 200 - total flux cleaned = -0.000222739 Jy ! Component: 250 - total flux cleaned = -0.000317639 Jy ! Component: 300 - total flux cleaned = -0.000500503 Jy ! Component: 350 - total flux cleaned = -0.000678297 Jy ! Component: 400 - total flux cleaned = -0.00083416 Jy ! Component: 450 - total flux cleaned = -0.000986284 Jy ! Component: 500 - total flux cleaned = -0.00110191 Jy ! Component: 550 - total flux cleaned = -0.00124681 Jy ! Component: 600 - total flux cleaned = -0.00134124 Jy ! Component: 650 - total flux cleaned = -0.00140282 Jy ! Component: 700 - total flux cleaned = -0.00149354 Jy ! Component: 750 - total flux cleaned = -0.00153815 Jy ! Component: 800 - total flux cleaned = -0.00161129 Jy ! Component: 850 - total flux cleaned = -0.00171148 Jy ! Component: 900 - total flux cleaned = -0.0017538 Jy ! Component: 950 - total flux cleaned = -0.00180951 Jy ! Component: 1000 - total flux cleaned = -0.00193224 Jy ! Component: 1050 - total flux cleaned = -0.00197261 Jy ! Component: 1100 - total flux cleaned = -0.00203898 Jy ! Component: 1150 - total flux cleaned = -0.0021301 Jy ! Component: 1200 - total flux cleaned = -0.00220693 Jy ! Component: 1250 - total flux cleaned = -0.00226996 Jy ! Component: 1300 - total flux cleaned = -0.00235686 Jy ! Component: 1350 - total flux cleaned = -0.00240585 Jy ! Component: 1400 - total flux cleaned = -0.00247826 Jy ! Component: 1450 - total flux cleaned = -0.00250211 Jy ! Component: 1500 - total flux cleaned = -0.00256097 Jy ! Component: 1550 - total flux cleaned = -0.00257266 Jy ! Component: 1600 - total flux cleaned = -0.00262985 Jy ! Component: 1650 - total flux cleaned = -0.0026749 Jy ! Component: 1700 - total flux cleaned = -0.00267504 Jy ! Component: 1750 - total flux cleaned = -0.002708 Jy ! Component: 1800 - total flux cleaned = -0.00269701 Jy ! Component: 1850 - total flux cleaned = -0.00269708 Jy ! Component: 1900 - total flux cleaned = -0.00273962 Jy ! Component: 1950 - total flux cleaned = -0.00274997 Jy ! Component: 2000 - total flux cleaned = -0.00278102 Jy ! Component: 2050 - total flux cleaned = -0.00279125 Jy ! Component: 2100 - total flux cleaned = -0.00282159 Jy ! Component: 2150 - total flux cleaned = -0.00283147 Jy ! Component: 2200 - total flux cleaned = -0.0028512 Jy ! Component: 2250 - total flux cleaned = -0.00285128 Jy ! Component: 2300 - total flux cleaned = -0.00284171 Jy ! Component: 2350 - total flux cleaned = -0.00285139 Jy ! Component: 2400 - total flux cleaned = -0.00284209 Jy ! Component: 2450 - total flux cleaned = -0.0028702 Jy ! Component: 2500 - total flux cleaned = -0.00286096 Jy ! Component: 2550 - total flux cleaned = -0.0028608 Jy ! Component: 2600 - total flux cleaned = -0.00286076 Jy ! Component: 2650 - total flux cleaned = -0.00285168 Jy ! Component: 2700 - total flux cleaned = -0.00285172 Jy ! Component: 2750 - total flux cleaned = -0.00285176 Jy ! Component: 2800 - total flux cleaned = -0.00288675 Jy ! Component: 2850 - total flux cleaned = -0.00286077 Jy ! Component: 2900 - total flux cleaned = -0.00286088 Jy ! Component: 2950 - total flux cleaned = -0.00287789 Jy ! Component: 3000 - total flux cleaned = -0.00290317 Jy ! Component: 3050 - total flux cleaned = -0.00292817 Jy ! Component: 3100 - total flux cleaned = -0.0029447 Jy ! Component: 3150 - total flux cleaned = -0.00294466 Jy ! Component: 3200 - total flux cleaned = -0.00297714 Jy ! Component: 3250 - total flux cleaned = -0.00299329 Jy ! Component: 3300 - total flux cleaned = -0.00300123 Jy ! Component: 3350 - total flux cleaned = -0.0030329 Jy ! Component: 3400 - total flux cleaned = -0.00304852 Jy ! Component: 3450 - total flux cleaned = -0.00302518 Jy ! Component: 3500 - total flux cleaned = -0.00304072 Jy ! Component: 3550 - total flux cleaned = -0.00307894 Jy ! Component: 3600 - total flux cleaned = -0.00307893 Jy ! Component: 3650 - total flux cleaned = -0.00307141 Jy ! Component: 3700 - total flux cleaned = -0.00308641 Jy ! Component: 3750 - total flux cleaned = -0.00307153 Jy ! Component: 3800 - total flux cleaned = -0.00307891 Jy ! Component: 3850 - total flux cleaned = -0.00308622 Jy ! Component: 3900 - total flux cleaned = -0.00309345 Jy ! Component: 3950 - total flux cleaned = -0.00307182 Jy ! Component: 4000 - total flux cleaned = -0.00310041 Jy ! Component: 4050 - total flux cleaned = -0.00310748 Jy ! Total flux subtracted in 4096 components = -0.00307219 Jy ! Clean residual min=-0.000424 max=0.000368 Jy/beam ! Clean residual mean=-0.000000 rms=0.000141 Jy/beam ! Combined flux in latest and established models = 0.195802 Jy keep ! Adding 338 model components to the UV plane model. ! The established model now contains 484 components and 0.195803 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J1440+0157_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8279 x 5.942 at -18.89 degrees (North through East) ! Clean map min=-0.0072917 max=0.10973 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J1440+0157_X_map.fits wmodel /vlbi/uf001/uva//J1440+0157_X_map.mod ! Writing 484 model components to file: /vlbi/uf001/uva//J1440+0157_X_map.mod wobs /vlbi/uf001/uva//J1440+0157_X_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J1440+0157_X_uvs.fits wwins /vlbi/uf001/uva//J1440+0157_X_map.win ! wwins: Wrote 4 windows to /vlbi/uf001/uva//J1440+0157_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.109733 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000140231 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.38338 0.38338 0.76676 1.53352 3.06704 6.13408 12.2682 24.5363 49.0726 98.1452 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0004 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.109 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 782.513 quit ! Quitting program ! Log file /vlbi/uf001/uva//J1440+0157_X_dfm.log closed on Mon Jan 14 03:00:20 2019