! Started logfile: /vlbi/uf001/uva//J1251-3440_X_a_dfm.log on Mon Jan 14 02:04:05 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//J1251-3440_X_a_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J1251-3440_X_a_uva.fits ! AN table 1: 48 integrations on 28 of 28 possible baselines. ! Apparent sampling: 0.875 visibilities/baseline/integration-bin. ! Found source: J1251-3440 ! ! 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 14112 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 J1251-3440_X_a] float lim_self lim_self = 120.0 float lim_val lim_va = 1.2 integer clean_niter clean_niter = 100 float clean_gain clean_gain = 0.03 float dynam dynam = 6.0 float soltime1 soltime1 = 120 float soltime2 soltime2 = 20 float thresh thresh = 0.5 float win_mult win_mult = 1.8 float time_av time_av = 16 float old_peak float new_peak float flux_cutoff print "===============================================================" ! =============================================================== ! print "=== Difmap script: pima_mupet_01.dvm version of 2016.05.19 === " ! === Difmap script: pima_mupet_01.dvm version of 2016.05.19 === ! mapsize field_size, field_cell ! Map grid = 1024x1024 pixels with 0.200x0.200 milli-arcsec cellsize. startmod ! Applying default point source starting model. ! Performing phase self-cal ! Adding 1 model components to the UV plane model. ! The established model now contains 1 components and 1 Jy ! ! Correcting IF 1. ! A total of 24 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 24 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 24 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 24 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 24 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 24 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 24 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 24 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 24 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 24 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 24 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 24 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.003157Jy sigma=19.002607 ! Fit after self-cal, rms=0.964777Jy sigma=18.274449 ! 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=0.6091 mas, bmaj=1.95 mas, bpa=8.091 degrees ! Estimated noise=0.668964 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 = 0.0295464 Jy ! Component: 100 - total flux cleaned = 0.0364834 Jy ! Total flux subtracted in 100 components = 0.0364834 Jy ! Clean residual min=-0.003722 max=0.003971 Jy/beam ! Clean residual mean=-0.000003 rms=0.000931 Jy/beam ! Combined flux in latest and established models = 0.0364834 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 6 components and 0.0364834 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=0.063493Jy sigma=1.164340 ! Fit after self-cal, rms=0.061645Jy sigma=1.130422 ! 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=0.8171 mas, bmaj=2.474 mas, bpa=7.837 degrees ! Estimated noise=0.31768 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 = 0.00400451 Jy ! Component: 100 - total flux cleaned = 0.00466121 Jy ! Component: 150 - total flux cleaned = 0.00466032 Jy ! Component: 200 - total flux cleaned = 0.00463067 Jy ! Total flux subtracted in 200 components = 0.00463067 Jy ! Clean residual min=-0.002091 max=0.002705 Jy/beam ! Clean residual mean=-0.000004 rms=0.000520 Jy/beam ! Combined flux in latest and established models = 0.0411141 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 11 components and 0.0411141 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=0.061422Jy sigma=1.125807 ! Fit after self-cal, rms=0.061398Jy sigma=1.125582 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8171 x 2.474 at 7.837 degrees (North through East) ! Clean map min=-0.0019258 max=0.040296 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.13 FD 1.09 KP 0.83 LA 0.90 ! MK 1.10 NL 1.27 OV 1.08 SC 1.01 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.10 FD 1.08 KP 0.90 LA 0.93 ! MK 1.06 NL 1.31 OV 0.96 SC 1.04 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 0.99 KP 0.93 LA 1.08 ! MK 1.19 NL 1.24 OV 1.14 SC 0.84 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 0.97 KP 0.96 LA 0.89 ! MK 1.26 NL 1.27 OV 1.15 SC 1.00 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.10 FD 1.00 KP 0.86 LA 1.05 ! MK 1.11 NL 1.22 OV 0.95 SC 1.04 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.15 FD 0.99 KP 0.90 LA 1.01 ! MK 0.99 NL 1.13 OV 1.04 SC 0.85 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 1.02 KP 0.81 LA 1.02 ! MK 1.11 NL 1.24 OV 0.97 SC 0.93 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 0.97 KP 0.91 LA 0.97 ! MK 1.01 NL 1.28 OV 0.90 SC 0.97 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 0.93 FD 1.00 KP 0.86 LA 1.02 ! MK 0.93 NL 1.25 OV 0.96 SC 0.95 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 1.02 KP 0.84 LA 0.94 ! MK 0.82 NL 1.13 OV 0.96 SC 0.91 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 0.97 KP 0.80 LA 0.87 ! MK 0.86 NL 1.13 OV 1.12 SC 0.95 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 0.87 FD 0.95 KP 0.82 LA 0.86 ! MK 0.78 NL 1.24 OV 1.00 SC 0.90 ! ! ! Fit before self-cal, rms=0.061398Jy sigma=1.125582 ! Fit after self-cal, rms=0.061622Jy sigma=1.119282 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.8073 mas, bmaj=2.471 mas, bpa=8.404 degrees ! Estimated noise=0.314555 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 = 3.72516e-05 Jy ! Component: 100 - total flux cleaned = 3.68169e-05 Jy ! Component: 150 - total flux cleaned = 3.73349e-05 Jy ! Component: 200 - total flux cleaned = 4.50975e-05 Jy ! Total flux subtracted in 200 components = 4.50975e-05 Jy ! Clean residual min=-0.001227 max=0.001371 Jy/beam ! Clean residual mean=-0.000001 rms=0.000329 Jy/beam ! Combined flux in latest and established models = 0.0411592 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 20 components and 0.0411592 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=0.061620Jy sigma=1.119222 ! Fit after self-cal, rms=0.061812Jy sigma=1.117416 ! 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=0.061812Jy sigma=1.117416 ! Fit after self-cal, rms=0.063147Jy sigma=1.115904 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8034 mas, bmaj=2.469 mas, bpa=8.632 degrees ! Estimated noise=0.316236 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000135306 Jy ! Component: 100 - total flux cleaned = 0.000139658 Jy ! Component: 150 - total flux cleaned = 0.000143501 Jy ! Component: 200 - total flux cleaned = 0.000147029 Jy ! Total flux subtracted in 200 components = 0.000147029 Jy ! Clean residual min=-0.001265 max=0.001319 Jy/beam ! Clean residual mean=-0.000000 rms=0.000306 Jy/beam ! Combined flux in latest and established models = 0.0413062 Jy selfcal ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 27 components and 0.0413062 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=0.063146Jy sigma=1.115888 ! Fit after self-cal, rms=0.063238Jy sigma=1.115475 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 (-5, 0.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000948158 Jy ! Component: 100 - total flux cleaned = 0.000956603 Jy ! Component: 150 - total flux cleaned = 0.000907994 Jy ! Component: 200 - total flux cleaned = 0.000865141 Jy ! Total flux subtracted in 200 components = 0.000865141 Jy ! Clean residual min=-0.001170 max=0.001161 Jy/beam ! Clean residual mean=-0.000001 rms=0.000291 Jy/beam ! Combined flux in latest and established models = 0.0421713 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 40 components and 0.0421713 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=0.063212Jy sigma=1.115106 ! Fit after self-cal, rms=0.063208Jy sigma=1.114873 ! Inverting map ! Added new window around map position (3.4, 23.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00117536 Jy ! Component: 100 - total flux cleaned = 0.00145205 Jy ! Component: 150 - total flux cleaned = 0.00149571 Jy ! Component: 200 - total flux cleaned = 0.00147728 Jy ! Total flux subtracted in 200 components = 0.00147728 Jy ! Clean residual min=-0.001242 max=0.001089 Jy/beam ! Clean residual mean=-0.000001 rms=0.000276 Jy/beam ! Combined flux in latest and established models = 0.0436486 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 58 components and 0.0436486 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=0.063180Jy sigma=1.114417 ! Fit after self-cal, rms=0.063171Jy sigma=1.114242 ! 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=0.063171Jy sigma=1.114242 ! Fit after self-cal, rms=0.063265Jy sigma=1.113814 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8034 mas, bmaj=2.473 mas, bpa=8.723 degrees ! Estimated noise=0.31408 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000731104 Jy ! Component: 100 - total flux cleaned = 0.000883692 Jy ! Component: 150 - total flux cleaned = 0.000937157 Jy ! Component: 200 - total flux cleaned = 0.00095268 Jy ! Total flux subtracted in 200 components = 0.00095268 Jy ! Clean residual min=-0.001125 max=0.001056 Jy/beam ! Clean residual mean=-0.000000 rms=0.000259 Jy/beam ! Combined flux in latest and established models = 0.0446013 Jy selfcal ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 71 components and 0.0446013 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=0.063248Jy sigma=1.113571 ! Fit after self-cal, rms=0.063287Jy sigma=1.113320 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 = 0.000465281 Jy ! Component: 100 - total flux cleaned = 0.0004847 Jy ! Component: 150 - total flux cleaned = 0.000500253 Jy ! Component: 200 - total flux cleaned = 0.000486364 Jy ! Total flux subtracted in 200 components = 0.000486364 Jy ! Clean residual min=-0.001170 max=0.001077 Jy/beam ! Clean residual mean=-0.000000 rms=0.000259 Jy/beam ! Combined flux in latest and established models = 0.0450877 Jy ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 80 components and 0.0450877 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=0.063274Jy sigma=1.113164 ! Fit after self-cal, rms=0.063265Jy sigma=1.112976 ! 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=0.063265Jy sigma=1.112976 ! Fit after self-cal, rms=0.063224Jy sigma=1.112902 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.385 mas, bmaj=7.455 mas, bpa=5.428 degrees ! Estimated noise=0.400186 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000314929 Jy ! Component: 100 - total flux cleaned = 0.000380768 Jy ! Component: 150 - total flux cleaned = 0.000370533 Jy ! Component: 200 - total flux cleaned = 0.000389354 Jy ! Total flux subtracted in 200 components = 0.000389354 Jy ! Clean residual min=-0.001132 max=0.001078 Jy/beam ! Clean residual mean=-0.000000 rms=0.000291 Jy/beam ! Combined flux in latest and established models = 0.045477 Jy selfcal ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 90 components and 0.045477 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=0.063218Jy sigma=1.112870 ! Fit after self-cal, rms=0.063224Jy sigma=1.112791 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 = 0.000122642 Jy ! Component: 100 - total flux cleaned = 0.000181809 Jy ! Component: 150 - total flux cleaned = 0.000213424 Jy ! Component: 200 - total flux cleaned = 0.00022265 Jy ! Total flux subtracted in 200 components = 0.00022265 Jy ! Clean residual min=-0.001111 max=0.001109 Jy/beam ! Clean residual mean=-0.000000 rms=0.000289 Jy/beam ! Combined flux in latest and established models = 0.0456997 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 94 components and 0.0456997 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=0.063220Jy sigma=1.112780 ! Fit after self-cal, rms=0.063217Jy sigma=1.112695 ! 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=0.8045 mas, bmaj=2.478 mas, bpa=8.77 degrees ! Estimated noise=0.313304 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8045 x 2.478 at 8.77 degrees (North through East) ! Clean map min=-0.0015459 max=0.039924 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=0.5966 mas, bmaj=1.961 mas, bpa=9.077 degrees ! Estimated noise=0.654044 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0308155 Jy ! Component: 100 - total flux cleaned = 0.038574 Jy ! Component: 150 - total flux cleaned = 0.0424269 Jy ! Component: 200 - total flux cleaned = 0.0444279 Jy ! Total flux subtracted in 200 components = 0.0444279 Jy ! Clean residual min=-0.002724 max=0.002668 Jy/beam ! Clean residual mean=-0.000001 rms=0.000647 Jy/beam ! Combined flux in latest and established models = 0.0444278 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 14 model components to the UV plane model. ! The established model now contains 14 components and 0.0444278 Jy ! Inverting map and beam ! Estimated beam: bmin=0.8045 mas, bmaj=2.478 mas, bpa=8.77 degrees ! Estimated noise=0.313304 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 = 0.000944987 Jy ! Component: 100 - total flux cleaned = 0.00130856 Jy ! Component: 150 - total flux cleaned = 0.00142229 Jy ! Component: 200 - total flux cleaned = 0.00155087 Jy ! Total flux subtracted in 200 components = 0.00155087 Jy ! Clean residual min=-0.001312 max=0.001058 Jy/beam ! Clean residual mean=-0.000001 rms=0.000283 Jy/beam ! Combined flux in latest and established models = 0.0459787 Jy ! Adding 22 model components to the UV plane model. ! The established model now contains 32 components and 0.0459787 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=2.385 mas, bmaj=7.455 mas, bpa=5.428 degrees ! Estimated noise=0.400186 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 8.17973e-07 Jy ! Component: 100 - total flux cleaned = 4.19635e-05 Jy ! Component: 150 - total flux cleaned = -8.02794e-06 Jy ! Component: 200 - total flux cleaned = -7.97853e-06 Jy ! Total flux subtracted in 200 components = -7.97853e-06 Jy ! Clean residual min=-0.001166 max=0.001064 Jy/beam ! Clean residual mean=-0.000001 rms=0.000302 Jy/beam ! Combined flux in latest and established models = 0.0459707 Jy flux_cutoff = imstat(rms) * dynam repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam keep new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -1.33529e-05 Jy ! Component: 100 - total flux cleaned = -2.51371e-05 Jy ! Component: 150 - total flux cleaned = -4.64055e-05 Jy ! Component: 200 - total flux cleaned = -7.57287e-05 Jy ! Total flux subtracted in 200 components = -7.57287e-05 Jy ! Clean residual min=-0.001112 max=0.001073 Jy/beam ! Clean residual mean=-0.000000 rms=0.000294 Jy/beam ! Combined flux in latest and established models = 0.045895 Jy ! Adding 22 model components to the UV plane model. ! The established model now contains 52 components and 0.045895 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.8045 mas, bmaj=2.478 mas, bpa=8.77 degrees ! Estimated noise=0.313304 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000188758 Jy ! Component: 100 - total flux cleaned = -0.000121404 Jy ! Component: 150 - total flux cleaned = -0.000121649 Jy ! Component: 200 - total flux cleaned = -0.000121599 Jy ! Total flux subtracted in 200 components = -0.000121599 Jy ! Clean residual min=-0.001043 max=0.001047 Jy/beam ! Clean residual mean=-0.000000 rms=0.000260 Jy/beam ! Combined flux in latest and established models = 0.0457734 Jy selfcal ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 67 components and 0.0457734 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=0.063216Jy sigma=1.112814 ! Fit after self-cal, rms=0.063195Jy sigma=1.112636 wmodel J1251-3440_X_a_map.mod ! Writing 67 model components to file: J1251-3440_X_a_map.mod wobs J1251-3440_X_a_uvs.fits ! Writing UV FITS file: J1251-3440_X_a_uvs.fits wwins J1251-3440_X_a_map.win ! wwins: Wrote 3 windows to J1251-3440_X_a_map.win x = (field_size-8) * field_cell / 4 addwin -x,x,-x,x clean (field_size*4),0.01 ! Inverting map ! clean: niter=4096 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = 1.69952e-06 Jy ! Component: 100 - total flux cleaned = 5.66874e-05 Jy ! Component: 150 - total flux cleaned = 9.1512e-05 Jy ! Component: 200 - total flux cleaned = 0.000125259 Jy ! Component: 250 - total flux cleaned = 0.000189841 Jy ! Component: 300 - total flux cleaned = 0.000158524 Jy ! Component: 350 - total flux cleaned = 0.000173516 Jy ! Component: 400 - total flux cleaned = 0.000173154 Jy ! Component: 450 - total flux cleaned = 0.000187624 Jy ! Component: 500 - total flux cleaned = 0.000229929 Jy ! Component: 550 - total flux cleaned = 0.000243462 Jy ! Component: 600 - total flux cleaned = 0.000270569 Jy ! Component: 650 - total flux cleaned = 0.000362812 Jy ! Component: 700 - total flux cleaned = 0.000375829 Jy ! Component: 750 - total flux cleaned = 0.000414113 Jy ! Component: 800 - total flux cleaned = 0.000439187 Jy ! Component: 850 - total flux cleaned = 0.000463887 Jy ! Component: 900 - total flux cleaned = 0.000511916 Jy ! Component: 950 - total flux cleaned = 0.000500047 Jy ! Component: 1000 - total flux cleaned = 0.000523447 Jy ! Component: 1050 - total flux cleaned = 0.000546384 Jy ! Component: 1100 - total flux cleaned = 0.000546221 Jy ! Component: 1150 - total flux cleaned = 0.000557594 Jy ! Component: 1200 - total flux cleaned = 0.000590723 Jy ! Component: 1250 - total flux cleaned = 0.000612586 Jy ! Component: 1300 - total flux cleaned = 0.000666265 Jy ! Component: 1350 - total flux cleaned = 0.000687381 Jy ! Component: 1400 - total flux cleaned = 0.000718786 Jy ! Component: 1450 - total flux cleaned = 0.000739459 Jy ! Component: 1500 - total flux cleaned = 0.000790583 Jy ! Component: 1550 - total flux cleaned = 0.000770357 Jy ! Component: 1600 - total flux cleaned = 0.000800535 Jy ! Component: 1650 - total flux cleaned = 0.000840223 Jy ! Component: 1700 - total flux cleaned = 0.000889163 Jy ! Component: 1750 - total flux cleaned = 0.000898794 Jy ! Component: 1800 - total flux cleaned = 0.000917954 Jy ! Component: 1850 - total flux cleaned = 0.000955884 Jy ! Component: 1900 - total flux cleaned = 0.00101216 Jy ! Component: 1950 - total flux cleaned = 0.00103997 Jy ! Component: 2000 - total flux cleaned = 0.00109513 Jy ! Component: 2050 - total flux cleaned = 0.00111338 Jy ! Component: 2100 - total flux cleaned = 0.00118548 Jy ! Component: 2150 - total flux cleaned = 0.00121222 Jy ! Component: 2200 - total flux cleaned = 0.00125637 Jy ! Component: 2250 - total flux cleaned = 0.0013177 Jy ! Component: 2300 - total flux cleaned = 0.00131752 Jy ! Component: 2350 - total flux cleaned = 0.00135196 Jy ! Component: 2400 - total flux cleaned = 0.00136058 Jy ! Component: 2450 - total flux cleaned = 0.00136075 Jy ! Component: 2500 - total flux cleaned = 0.00138605 Jy ! Component: 2550 - total flux cleaned = 0.00141115 Jy ! Component: 2600 - total flux cleaned = 0.00140294 Jy ! Component: 2650 - total flux cleaned = 0.00140295 Jy ! Component: 2700 - total flux cleaned = 0.00137853 Jy ! Component: 2750 - total flux cleaned = 0.00142719 Jy ! Component: 2800 - total flux cleaned = 0.00142719 Jy ! Component: 2850 - total flux cleaned = 0.00144314 Jy ! Component: 2900 - total flux cleaned = 0.00143517 Jy ! Component: 2950 - total flux cleaned = 0.00146664 Jy ! Component: 3000 - total flux cleaned = 0.00145101 Jy ! Component: 3050 - total flux cleaned = 0.00145108 Jy ! Component: 3100 - total flux cleaned = 0.00145881 Jy ! Component: 3150 - total flux cleaned = 0.00146645 Jy ! Component: 3200 - total flux cleaned = 0.00145124 Jy ! Component: 3250 - total flux cleaned = 0.00144372 Jy ! Component: 3300 - total flux cleaned = 0.00145864 Jy ! Component: 3350 - total flux cleaned = 0.00142136 Jy ! Component: 3400 - total flux cleaned = 0.00143623 Jy ! Component: 3450 - total flux cleaned = 0.00141415 Jy ! Component: 3500 - total flux cleaned = 0.00142141 Jy ! Component: 3550 - total flux cleaned = 0.00142863 Jy ! Component: 3600 - total flux cleaned = 0.0013925 Jy ! Component: 3650 - total flux cleaned = 0.00139251 Jy ! Component: 3700 - total flux cleaned = 0.00137832 Jy ! Component: 3750 - total flux cleaned = 0.00136413 Jy ! Component: 3800 - total flux cleaned = 0.00137113 Jy ! Component: 3850 - total flux cleaned = 0.00135709 Jy ! Component: 3900 - total flux cleaned = 0.00135707 Jy ! Component: 3950 - total flux cleaned = 0.00131542 Jy ! Component: 4000 - total flux cleaned = 0.00135696 Jy ! Component: 4050 - total flux cleaned = 0.00137076 Jy ! Total flux subtracted in 4096 components = 0.00135018 Jy ! Clean residual min=-0.000414 max=0.000403 Jy/beam ! Clean residual mean=0.000000 rms=0.000115 Jy/beam ! Combined flux in latest and established models = 0.0471236 Jy keep ! Adding 272 model components to the UV plane model. ! The established model now contains 339 components and 0.0471236 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J1251-3440_X_a_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8045 x 2.478 at 8.77 degrees (North through East) ! Clean map min=-0.001632 max=0.039533 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J1251-3440_X_a_map.fits wmodel /vlbi/uf001/uva//J1251-3440_X_a_map.mod ! Writing 339 model components to file: /vlbi/uf001/uva//J1251-3440_X_a_map.mod wobs /vlbi/uf001/uva//J1251-3440_X_a_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J1251-3440_X_a_uvs.fits wwins /vlbi/uf001/uva//J1251-3440_X_a_map.win ! wwins: Wrote 4 windows to /vlbi/uf001/uva//J1251-3440_X_a_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0395329 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000114346 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.86773 0.86773 1.73546 3.47092 6.94184 13.8837 27.7674 55.5347 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0003 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.039 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 345.729 quit ! Quitting program ! Log file /vlbi/uf001/uva//J1251-3440_X_a_dfm.log closed on Mon Jan 14 02:04:09 2019