! Started logfile: /vlbi/uf001/uva//J1826+3431_X_dfm.log on Mon Jan 14 04:37:33 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//J1826+3431_X_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J1826+3431_X_uva.fits ! AN table 1: 42 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.802116 visibilities/baseline/integration-bin. ! Found source: J1826+3431 ! ! 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 18192 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 J1826+3431_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 96 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 96 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 96 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 96 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 96 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 96 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 96 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 96 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 96 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 96 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 96 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 96 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.011988Jy sigma=21.114254 ! Fit after self-cal, rms=0.884523Jy sigma=18.083286 ! 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=0.7786 mas, bmaj=1.362 mas, bpa=1.244 degrees ! Estimated noise=0.549798 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 = 0.0910996 Jy ! Component: 100 - total flux cleaned = 0.119398 Jy ! Total flux subtracted in 100 components = 0.119398 Jy ! Clean residual min=-0.008628 max=0.012946 Jy/beam ! Clean residual mean=-0.000018 rms=0.002090 Jy/beam ! Combined flux in latest and established models = 0.119398 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 8 components and 0.119398 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=0.084810Jy sigma=1.677814 ! Fit after self-cal, rms=0.084624Jy sigma=1.673894 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0136585 Jy ! Component: 100 - total flux cleaned = 0.0214603 Jy ! Total flux subtracted in 100 components = 0.0214603 Jy ! Clean residual min=-0.007980 max=0.012603 Jy/beam ! Clean residual mean=-0.000015 rms=0.001830 Jy/beam ! Combined flux in latest and established models = 0.140858 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 16 components and 0.140858 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=0.082184Jy sigma=1.580955 ! Fit after self-cal, rms=0.082160Jy sigma=1.580260 ! Inverting map ! Added new window around map position (1.8, -2). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0113546 Jy ! Component: 100 - total flux cleaned = 0.0175994 Jy ! Total flux subtracted in 100 components = 0.0175994 Jy ! Clean residual min=-0.007403 max=0.008465 Jy/beam ! Clean residual mean=-0.000014 rms=0.001656 Jy/beam ! Combined flux in latest and established models = 0.158458 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 24 components and 0.158458 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=0.080129Jy sigma=1.520997 ! Fit after self-cal, rms=0.079937Jy sigma=1.517755 ! 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=0.9794 mas, bmaj=1.682 mas, bpa=1.244 degrees ! Estimated noise=0.283023 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 = 0.0111057 Jy ! Component: 100 - total flux cleaned = 0.0186804 Jy ! Component: 150 - total flux cleaned = 0.0244743 Jy ! Component: 200 - total flux cleaned = 0.02894 Jy ! Total flux subtracted in 200 components = 0.02894 Jy ! Clean residual min=-0.008978 max=0.012536 Jy/beam ! Clean residual mean=-0.000041 rms=0.002333 Jy/beam ! Combined flux in latest and established models = 0.187398 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 37 components and 0.187398 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=0.078402Jy sigma=1.463278 ! Fit after self-cal, rms=0.078309Jy sigma=1.460961 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9794 x 1.682 at 1.244 degrees (North through East) ! Clean map min=-0.0086114 max=0.12083 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.20 FD 1.11 HN 0.95 KP 1.12 ! LA 0.75 MK 1.02 NL 1.23 OV 1.02 ! PT 0.93 SC 0.85 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.43 FD 1.13 HN 0.94 KP 1.13 ! LA 0.75 MK 1.02 NL 1.24 OV 0.97 ! PT 0.93 SC 0.98 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.31 FD 1.11 HN 0.96 KP 1.12 ! LA 0.76 MK 1.07 NL 1.22 OV 0.98 ! PT 0.93 SC 0.90 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.27 FD 1.07 HN 0.95 KP 1.15 ! LA 0.74 MK 1.04 NL 1.23 OV 0.97 ! PT 0.91 SC 0.97 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.26 FD 1.12 HN 0.97 KP 1.12 ! LA 0.75 MK 1.00 NL 1.17 OV 1.00 ! PT 0.95 SC 0.88 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.29 FD 1.07 HN 0.96 KP 1.12 ! LA 0.73 MK 1.07 NL 1.25 OV 0.97 ! PT 0.90 SC 0.96 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.26 FD 1.08 HN 0.96 KP 1.15 ! LA 0.74 MK 1.05 NL 1.29 OV 0.97 ! PT 0.91 SC 0.94 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.24 FD 1.09 HN 0.94 KP 1.16 ! LA 0.75 MK 1.04 NL 1.19 OV 0.97 ! PT 0.91 SC 0.87 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.25 FD 1.11 HN 0.97 KP 1.15 ! LA 0.74 MK 1.05 NL 1.17 OV 1.00 ! PT 0.92 SC 0.89 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.31 FD 1.13 HN 0.95 KP 1.18 ! LA 0.75 MK 1.09 NL 1.17 OV 0.95 ! PT 0.90 SC 0.94 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.34 FD 1.11 HN 0.94 KP 1.12 ! LA 0.74 MK 1.04 NL 1.26 OV 0.93 ! PT 0.94 SC 0.90 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.40 FD 1.16 HN 0.95 KP 1.15 ! LA 0.79 MK 0.95 NL 1.19 OV 0.98 ! PT 0.89 SC 0.86 ! ! ! Fit before self-cal, rms=0.078309Jy sigma=1.460961 ! Fit after self-cal, rms=0.078306Jy sigma=1.320554 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.9736 mas, bmaj=1.703 mas, bpa=2.201 degrees ! Estimated noise=0.282305 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 (3.4, -2.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0102664 Jy ! Component: 100 - total flux cleaned = 0.0140508 Jy ! Component: 150 - total flux cleaned = 0.0151624 Jy ! Component: 200 - total flux cleaned = 0.0159012 Jy ! Total flux subtracted in 200 components = 0.0159012 Jy ! Clean residual min=-0.004547 max=0.005378 Jy/beam ! Clean residual mean=0.000007 rms=0.000958 Jy/beam ! Combined flux in latest and established models = 0.203299 Jy ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 66 components and 0.203299 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=0.077088Jy sigma=1.276927 ! Fit after self-cal, rms=0.077370Jy sigma=1.270989 ! Inverting map ! Added new window around map position (6, -3.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00515426 Jy ! Component: 100 - total flux cleaned = 0.00733161 Jy ! Component: 150 - total flux cleaned = 0.00811093 Jy ! Component: 200 - total flux cleaned = 0.00879669 Jy ! Total flux subtracted in 200 components = 0.00879669 Jy ! Clean residual min=-0.003830 max=0.003704 Jy/beam ! Clean residual mean=0.000012 rms=0.000794 Jy/beam ! Combined flux in latest and established models = 0.212096 Jy ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 90 components and 0.212096 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=0.076921Jy sigma=1.258278 ! Fit after self-cal, rms=0.076872Jy sigma=1.257470 ! 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=0.076872Jy sigma=1.257470 ! Fit after self-cal, rms=0.078362Jy sigma=1.243754 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9769 mas, bmaj=1.699 mas, bpa=1.625 degrees ! Estimated noise=0.280472 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00305332 Jy ! Component: 100 - total flux cleaned = 0.00422493 Jy ! Component: 150 - total flux cleaned = 0.00460241 Jy ! Component: 200 - total flux cleaned = 0.00493602 Jy ! Total flux subtracted in 200 components = 0.00493602 Jy ! Clean residual min=-0.002568 max=0.002781 Jy/beam ! Clean residual mean=0.000001 rms=0.000607 Jy/beam ! Combined flux in latest and established models = 0.217032 Jy selfcal ! Performing phase self-cal ! Adding 32 model components to the UV plane model. ! The established model now contains 110 components and 0.217032 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=0.078196Jy sigma=1.238288 ! Fit after self-cal, rms=0.078191Jy sigma=1.237815 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) ! Added new window around map position (9.8, -2.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00256801 Jy ! Component: 100 - total flux cleaned = 0.00337119 Jy ! Component: 150 - total flux cleaned = 0.00365687 Jy ! Component: 200 - total flux cleaned = 0.00396827 Jy ! Total flux subtracted in 200 components = 0.00396827 Jy ! Clean residual min=-0.002366 max=0.002510 Jy/beam ! Clean residual mean=0.000003 rms=0.000557 Jy/beam ! Combined flux in latest and established models = 0.221 Jy ! Performing phase self-cal ! Adding 33 model components to the UV plane model. ! The established model now contains 129 components and 0.221 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=0.078075Jy sigma=1.234515 ! Fit after self-cal, rms=0.078062Jy sigma=1.234255 ! Inverting map ! Added new window around map position (13.8, -9.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00254766 Jy ! Component: 100 - total flux cleaned = 0.00379374 Jy ! Component: 150 - total flux cleaned = 0.00444055 Jy ! Component: 200 - total flux cleaned = 0.00498348 Jy ! Total flux subtracted in 200 components = 0.00498348 Jy ! Clean residual min=-0.002149 max=0.002177 Jy/beam ! Clean residual mean=0.000002 rms=0.000505 Jy/beam ! Combined flux in latest and established models = 0.225984 Jy ! Performing phase self-cal ! Adding 36 model components to the UV plane model. ! The established model now contains 150 components and 0.225984 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=0.077949Jy sigma=1.231283 ! Fit after self-cal, rms=0.077920Jy sigma=1.231004 ! 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=0.077920Jy sigma=1.231004 ! Fit after self-cal, rms=0.077912Jy sigma=1.229941 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9789 mas, bmaj=1.699 mas, bpa=1.446 degrees ! Estimated noise=0.279026 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00125219 Jy ! Component: 100 - total flux cleaned = 0.00189239 Jy ! Component: 150 - total flux cleaned = 0.0023664 Jy ! Component: 200 - total flux cleaned = 0.0027519 Jy ! Total flux subtracted in 200 components = 0.0027519 Jy ! Clean residual min=-0.001901 max=0.002119 Jy/beam ! Clean residual mean=-0.000000 rms=0.000453 Jy/beam ! Combined flux in latest and established models = 0.228735 Jy selfcal ! Performing phase self-cal ! Adding 36 model components to the UV plane model. ! The established model now contains 163 components and 0.228735 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=0.077851Jy sigma=1.228252 ! Fit after self-cal, rms=0.077835Jy sigma=1.228135 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) ! Added new window around map position (-27.8, -16). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00186056 Jy ! Component: 100 - total flux cleaned = 0.00270149 Jy ! Component: 150 - total flux cleaned = 0.00331977 Jy ! Component: 200 - total flux cleaned = 0.00356924 Jy ! Total flux subtracted in 200 components = 0.00356924 Jy ! Clean residual min=-0.001859 max=0.001953 Jy/beam ! Clean residual mean=-0.000002 rms=0.000418 Jy/beam ! Combined flux in latest and established models = 0.232305 Jy ! Performing phase self-cal ! Adding 44 model components to the UV plane model. ! The established model now contains 186 components and 0.232305 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=0.077778Jy sigma=1.226530 ! Fit after self-cal, rms=0.077784Jy sigma=1.226461 ! Inverting map ! Added new window around map position (46.2, 16). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000787266 Jy ! Component: 100 - total flux cleaned = 0.00137003 Jy ! Component: 150 - total flux cleaned = 0.00210386 Jy ! Component: 200 - total flux cleaned = 0.00261797 Jy ! Total flux subtracted in 200 components = 0.00261797 Jy ! Clean residual min=-0.001750 max=0.001627 Jy/beam ! Clean residual mean=-0.000002 rms=0.000389 Jy/beam ! Combined flux in latest and established models = 0.234923 Jy ! Performing phase self-cal ! Adding 40 model components to the UV plane model. ! The established model now contains 206 components and 0.234923 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=0.077722Jy sigma=1.225028 ! Fit after self-cal, rms=0.077709Jy sigma=1.224954 ! 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=0.077709Jy sigma=1.224954 ! Fit after self-cal, rms=0.077845Jy sigma=1.224613 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.217 mas, bmaj=2.879 mas, bpa=0.6684 degrees ! Estimated noise=0.323255 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00122448 Jy ! Component: 100 - total flux cleaned = 0.00203256 Jy ! Component: 150 - total flux cleaned = 0.00255568 Jy ! Component: 200 - total flux cleaned = 0.00283847 Jy ! Total flux subtracted in 200 components = 0.00283847 Jy ! Clean residual min=-0.001914 max=0.001743 Jy/beam ! Clean residual mean=-0.000003 rms=0.000470 Jy/beam ! Combined flux in latest and established models = 0.237761 Jy selfcal ! Performing phase self-cal ! Adding 44 model components to the UV plane model. ! The established model now contains 233 components and 0.237761 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=0.077822Jy sigma=1.224006 ! Fit after self-cal, rms=0.077824Jy sigma=1.223939 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 = 0.000716936 Jy ! Component: 100 - total flux cleaned = 0.00113914 Jy ! Component: 150 - total flux cleaned = 0.00140186 Jy ! Component: 200 - total flux cleaned = 0.00164207 Jy ! Total flux subtracted in 200 components = 0.00164207 Jy ! Clean residual min=-0.001862 max=0.001555 Jy/beam ! Clean residual mean=-0.000003 rms=0.000445 Jy/beam ! Combined flux in latest and established models = 0.239403 Jy ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 243 components and 0.239403 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=0.077810Jy sigma=1.223629 ! Fit after self-cal, rms=0.077811Jy sigma=1.223603 ! 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=0.981 mas, bmaj=1.702 mas, bpa=1.407 degrees ! Estimated noise=0.278299 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.981 x 1.702 at 1.407 degrees (North through East) ! Clean map min=-0.0018187 max=0.11974 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=0.7761 mas, bmaj=1.367 mas, bpa=1.54 degrees ! Estimated noise=0.541435 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0897822 Jy ! Component: 100 - total flux cleaned = 0.118515 Jy ! Component: 150 - total flux cleaned = 0.133274 Jy ! Component: 200 - total flux cleaned = 0.143113 Jy ! Total flux subtracted in 200 components = 0.143113 Jy ! Clean residual min=-0.004622 max=0.005987 Jy/beam ! Clean residual mean=-0.000011 rms=0.001213 Jy/beam ! Combined flux in latest and established models = 0.143113 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 17 model components to the UV plane model. ! The established model now contains 17 components and 0.143113 Jy ! Inverting map and beam ! Estimated beam: bmin=0.981 mas, bmaj=1.702 mas, bpa=1.407 degrees ! Estimated noise=0.278299 mJy/beam. repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam keep new_peak = peak(flux) until(new_peak<=flux_cutoff) ! Added new window around map position (0.8, -1). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0133971 Jy ! Component: 100 - total flux cleaned = 0.0236116 Jy ! Component: 150 - total flux cleaned = 0.0318799 Jy ! Component: 200 - total flux cleaned = 0.0387069 Jy ! Total flux subtracted in 200 components = 0.0387069 Jy ! Clean residual min=-0.003451 max=0.004501 Jy/beam ! Clean residual mean=-0.000020 rms=0.001123 Jy/beam ! Combined flux in latest and established models = 0.18182 Jy ! Adding 55 model components to the UV plane model. ! The established model now contains 69 components and 0.18182 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=2.217 mas, bmaj=2.879 mas, bpa=0.6684 degrees ! Estimated noise=0.323255 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.010503 Jy ! Component: 100 - total flux cleaned = 0.0180557 Jy ! Component: 150 - total flux cleaned = 0.0238322 Jy ! Component: 200 - total flux cleaned = 0.0284428 Jy ! Total flux subtracted in 200 components = 0.0284428 Jy ! Clean residual min=-0.003571 max=0.003536 Jy/beam ! Clean residual mean=-0.000017 rms=0.001079 Jy/beam ! Combined flux in latest and established models = 0.210263 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 = 0.00383353 Jy ! Component: 100 - total flux cleaned = 0.00706028 Jy ! Component: 150 - total flux cleaned = 0.00979776 Jy ! Component: 200 - total flux cleaned = 0.0121338 Jy ! Total flux subtracted in 200 components = 0.0121338 Jy ! Clean residual min=-0.002503 max=0.002519 Jy/beam ! Clean residual mean=-0.000010 rms=0.000711 Jy/beam ! Combined flux in latest and established models = 0.222397 Jy ! Adding 160 model components to the UV plane model. ! The established model now contains 205 components and 0.222397 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.981 mas, bmaj=1.702 mas, bpa=1.407 degrees ! Estimated noise=0.278299 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00208711 Jy ! Component: 100 - total flux cleaned = 0.00331925 Jy ! Component: 150 - total flux cleaned = 0.0041695 Jy ! Component: 200 - total flux cleaned = 0.00500101 Jy ! Total flux subtracted in 200 components = 0.00500101 Jy ! Clean residual min=-0.001782 max=0.001843 Jy/beam ! Clean residual mean=-0.000003 rms=0.000414 Jy/beam ! Combined flux in latest and established models = 0.227398 Jy selfcal ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 226 components and 0.227398 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=0.077991Jy sigma=1.226756 ! Fit after self-cal, rms=0.077921Jy sigma=1.226172 wmodel J1826+3431_X_map.mod ! Writing 226 model components to file: J1826+3431_X_map.mod wobs J1826+3431_X_uvs.fits ! Writing UV FITS file: J1826+3431_X_uvs.fits wwins J1826+3431_X_map.win ! wwins: Wrote 9 windows to J1826+3431_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 = 0.000239796 Jy ! Component: 100 - total flux cleaned = 0.00012302 Jy ! Component: 150 - total flux cleaned = -6.96439e-05 Jy ! Component: 200 - total flux cleaned = -0.000333788 Jy ! Component: 250 - total flux cleaned = -0.000461744 Jy ! Component: 300 - total flux cleaned = -0.000636291 Jy ! Component: 350 - total flux cleaned = -0.000757738 Jy ! Component: 400 - total flux cleaned = -0.00090038 Jy ! Component: 450 - total flux cleaned = -0.0010401 Jy ! Component: 500 - total flux cleaned = -0.00115443 Jy ! Component: 550 - total flux cleaned = -0.00124389 Jy ! Component: 600 - total flux cleaned = -0.00133175 Jy ! Component: 650 - total flux cleaned = -0.00143961 Jy ! Component: 700 - total flux cleaned = -0.00156676 Jy ! Component: 750 - total flux cleaned = -0.00162952 Jy ! Component: 800 - total flux cleaned = -0.00175352 Jy ! Component: 850 - total flux cleaned = -0.00185556 Jy ! Component: 900 - total flux cleaned = -0.00195609 Jy ! Component: 950 - total flux cleaned = -0.00209519 Jy ! Component: 1000 - total flux cleaned = -0.00209513 Jy ! Component: 1050 - total flux cleaned = -0.00225048 Jy ! Component: 1100 - total flux cleaned = -0.00232697 Jy ! Component: 1150 - total flux cleaned = -0.00240283 Jy ! Component: 1200 - total flux cleaned = -0.00251585 Jy ! Component: 1250 - total flux cleaned = -0.00264584 Jy ! Component: 1300 - total flux cleaned = -0.00271921 Jy ! Component: 1350 - total flux cleaned = -0.00281051 Jy ! Component: 1400 - total flux cleaned = -0.00290077 Jy ! Component: 1450 - total flux cleaned = -0.00299021 Jy ! Component: 1500 - total flux cleaned = -0.00315013 Jy ! Component: 1550 - total flux cleaned = -0.00325523 Jy ! Component: 1600 - total flux cleaned = -0.00334226 Jy ! Component: 1650 - total flux cleaned = -0.00342873 Jy ! Component: 1700 - total flux cleaned = -0.00351433 Jy ! Component: 1750 - total flux cleaned = -0.00366721 Jy ! Component: 1800 - total flux cleaned = -0.00368398 Jy ! Component: 1850 - total flux cleaned = -0.00378414 Jy ! Component: 1900 - total flux cleaned = -0.00391674 Jy ! Component: 1950 - total flux cleaned = -0.00393319 Jy ! Component: 2000 - total flux cleaned = -0.00406411 Jy ! Component: 2050 - total flux cleaned = -0.00420994 Jy ! Component: 2100 - total flux cleaned = -0.00425816 Jy ! Component: 2150 - total flux cleaned = -0.00436967 Jy ! Component: 2200 - total flux cleaned = -0.00443309 Jy ! Component: 2250 - total flux cleaned = -0.00454351 Jy ! Component: 2300 - total flux cleaned = -0.00465296 Jy ! Component: 2350 - total flux cleaned = -0.00474603 Jy ! Component: 2400 - total flux cleaned = -0.00485406 Jy ! Component: 2450 - total flux cleaned = -0.00493072 Jy ! Component: 2500 - total flux cleaned = -0.00500687 Jy ! Component: 2550 - total flux cleaned = -0.0051581 Jy ! Component: 2600 - total flux cleaned = -0.00520289 Jy ! Component: 2650 - total flux cleaned = -0.00527756 Jy ! Component: 2700 - total flux cleaned = -0.00529238 Jy ! Component: 2750 - total flux cleaned = -0.00530723 Jy ! Component: 2800 - total flux cleaned = -0.00538045 Jy ! Component: 2850 - total flux cleaned = -0.0054679 Jy ! Component: 2900 - total flux cleaned = -0.00555445 Jy ! Component: 2950 - total flux cleaned = -0.00558296 Jy ! Component: 3000 - total flux cleaned = -0.00562568 Jy ! Component: 3050 - total flux cleaned = -0.00565402 Jy ! Component: 3100 - total flux cleaned = -0.00573863 Jy ! Component: 3150 - total flux cleaned = -0.00572467 Jy ! Component: 3200 - total flux cleaned = -0.00575268 Jy ! Component: 3250 - total flux cleaned = -0.00583585 Jy ! Component: 3300 - total flux cleaned = -0.00586348 Jy ! Component: 3350 - total flux cleaned = -0.0059182 Jy ! Component: 3400 - total flux cleaned = -0.00600008 Jy ! Component: 3450 - total flux cleaned = -0.0060406 Jy ! Component: 3500 - total flux cleaned = -0.0060405 Jy ! Component: 3550 - total flux cleaned = -0.00610761 Jy ! Component: 3600 - total flux cleaned = -0.00610749 Jy ! Component: 3650 - total flux cleaned = -0.0061869 Jy ! Component: 3700 - total flux cleaned = -0.00621319 Jy ! Component: 3750 - total flux cleaned = -0.00631809 Jy ! Component: 3800 - total flux cleaned = -0.00635726 Jy ! Component: 3850 - total flux cleaned = -0.00640908 Jy ! Component: 3900 - total flux cleaned = -0.00637035 Jy ! Component: 3950 - total flux cleaned = -0.00642192 Jy ! Component: 4000 - total flux cleaned = -0.00648583 Jy ! Component: 4050 - total flux cleaned = -0.00648591 Jy ! Total flux subtracted in 4096 components = -0.00648594 Jy ! Clean residual min=-0.000906 max=0.000776 Jy/beam ! Clean residual mean=-0.000002 rms=0.000218 Jy/beam ! Combined flux in latest and established models = 0.220912 Jy keep ! Adding 300 model components to the UV plane model. ! The established model now contains 525 components and 0.220912 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J1826+3431_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.981 x 1.702 at 1.407 degrees (North through East) ! Clean map min=-0.0013503 max=0.12143 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J1826+3431_X_map.fits wmodel /vlbi/uf001/uva//J1826+3431_X_map.mod ! Writing 525 model components to file: /vlbi/uf001/uva//J1826+3431_X_map.mod wobs /vlbi/uf001/uva//J1826+3431_X_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J1826+3431_X_uvs.fits wwins /vlbi/uf001/uva//J1826+3431_X_map.win ! wwins: Wrote 10 windows to /vlbi/uf001/uva//J1826+3431_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.121428 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000215526 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.532479 0.532479 1.06496 2.12992 4.25983 8.51966 17.0393 34.0787 68.1573 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0006 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.121 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 563.402 quit ! Quitting program ! Log file /vlbi/uf001/uva//J1826+3431_X_dfm.log closed on Mon Jan 14 04:37:38 2019