! Started logfile: /vlbi/uf001/uva//J1634-2058_X_dfm.log on Mon Jan 14 03:46:11 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//J1634-2058_X_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J1634-2058_X_uva.fits ! AN table 1: 28 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.980952 visibilities/baseline/integration-bin. ! Found source: J1634-2058 ! ! 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 14832 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 J1634-2058_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 40 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 40 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 40 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 40 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 40 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 40 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 40 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 40 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 40 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 40 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 40 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 40 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.007475Jy sigma=19.282050 ! Fit after self-cal, rms=0.892969Jy sigma=16.945982 ! 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=0.6514 mas, bmaj=1.79 mas, bpa=-6.725 degrees ! Estimated noise=0.57606 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 = 0.0807807 Jy ! Component: 100 - total flux cleaned = 0.1042 Jy ! Total flux subtracted in 100 components = 0.1042 Jy ! Clean residual min=-0.006502 max=0.012546 Jy/beam ! Clean residual mean=-0.000013 rms=0.001816 Jy/beam ! Combined flux in latest and established models = 0.1042 Jy ! Performing phase self-cal ! Adding 4 model components to the UV plane model. ! The established model now contains 4 components and 0.1042 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=0.081217Jy sigma=1.460304 ! Fit after self-cal, rms=0.081053Jy sigma=1.457527 ! Inverting map ! Added new window around map position (-1.4, -2). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0135966 Jy ! Component: 100 - total flux cleaned = 0.0224422 Jy ! Total flux subtracted in 100 components = 0.0224422 Jy ! Clean residual min=-0.005779 max=0.006826 Jy/beam ! Clean residual mean=-0.000009 rms=0.001437 Jy/beam ! Combined flux in latest and established models = 0.126642 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 22 components and 0.126642 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=0.077889Jy sigma=1.369318 ! Fit after self-cal, rms=0.077735Jy sigma=1.365800 ! 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=0.843 mas, bmaj=2.143 mas, bpa=-6.419 degrees ! Estimated noise=0.337829 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 = 0.0118297 Jy ! Component: 100 - total flux cleaned = 0.0193933 Jy ! Component: 150 - total flux cleaned = 0.0245695 Jy ! Component: 200 - total flux cleaned = 0.0281795 Jy ! Total flux subtracted in 200 components = 0.0281795 Jy ! Clean residual min=-0.006694 max=0.005695 Jy/beam ! Clean residual mean=-0.000010 rms=0.001535 Jy/beam ! Combined flux in latest and established models = 0.154822 Jy ! Performing phase self-cal ! Adding 33 model components to the UV plane model. ! The established model now contains 51 components and 0.154822 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=0.076135Jy sigma=1.312510 ! Fit after self-cal, rms=0.076104Jy sigma=1.310526 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.843 x 2.143 at -6.419 degrees (North through East) ! Clean map min=-0.006356 max=0.10482 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.18 FD 1.02 HN 1.10 KP 1.08 ! LA 0.78 MK 0.98 NL 1.18 OV 0.95 ! PT 0.98 SC 0.99 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.17 FD 0.99 HN 1.05 KP 1.08 ! LA 0.77 MK 1.01 NL 1.11 OV 0.99 ! PT 1.02 SC 0.97 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.22 FD 1.08 HN 1.03 KP 1.06 ! LA 0.77 MK 1.08 NL 1.15 OV 0.94 ! PT 0.99 SC 0.95 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.17 FD 1.09 HN 0.95 KP 1.09 ! LA 0.75 MK 0.97 NL 1.19 OV 0.92 ! PT 0.99 SC 1.01 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.18 FD 1.05 HN 1.05 KP 1.02 ! LA 0.80 MK 1.01 NL 1.18 OV 0.96 ! PT 1.00 SC 1.03 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.20 FD 1.00 HN 1.00 KP 1.11 ! LA 0.77 MK 1.04 NL 1.15 OV 0.94 ! PT 1.01 SC 1.04 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.16 FD 1.06 HN 0.97 KP 1.10 ! LA 0.74 MK 1.04 NL 1.15 OV 0.96 ! PT 0.93 SC 1.00 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.16 FD 1.03 HN 1.07 KP 1.00 ! LA 0.77 MK 0.96 NL 1.19 OV 0.98 ! PT 1.00 SC 1.04 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.11 FD 1.03 HN 1.00 KP 1.06 ! LA 0.79 MK 1.01 NL 1.19 OV 0.92 ! PT 0.99 SC 0.94 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.15 FD 0.99 HN 1.10 KP 1.13 ! LA 0.78 MK 0.98 NL 1.19 OV 0.96 ! PT 0.98 SC 0.98 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.14 FD 1.05 HN 0.97 KP 1.00 ! LA 0.77 MK 0.96 NL 1.15 OV 0.96 ! PT 1.07 SC 0.95 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.11 FD 0.97 HN 1.03 KP 1.09 ! LA 0.77 MK 1.01 NL 1.14 OV 0.96 ! PT 1.02 SC 1.00 ! ! ! Fit before self-cal, rms=0.076104Jy sigma=1.310526 ! Fit after self-cal, rms=0.075729Jy sigma=1.250220 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.8463 mas, bmaj=2.156 mas, bpa=-6.215 degrees ! Estimated noise=0.337891 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 = -0.000622614 Jy ! Component: 100 - total flux cleaned = -0.000766357 Jy ! Component: 150 - total flux cleaned = -0.000842484 Jy ! Component: 200 - total flux cleaned = -0.000908565 Jy ! Total flux subtracted in 200 components = -0.000908565 Jy ! Clean residual min=-0.002231 max=0.002468 Jy/beam ! Clean residual mean=0.000003 rms=0.000554 Jy/beam ! Combined flux in latest and established models = 0.153913 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 62 components and 0.153913 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=0.075669Jy sigma=1.249243 ! Fit after self-cal, rms=0.075979Jy sigma=1.247605 ! 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=0.075979Jy sigma=1.247605 ! Fit after self-cal, rms=0.076418Jy sigma=1.242116 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.846 mas, bmaj=2.146 mas, bpa=-6.287 degrees ! Estimated noise=0.33732 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -9.99783e-05 Jy ! Component: 100 - total flux cleaned = -0.000173332 Jy ! Component: 150 - total flux cleaned = -0.000232485 Jy ! Component: 200 - total flux cleaned = -0.000311687 Jy ! Total flux subtracted in 200 components = -0.000311687 Jy ! Clean residual min=-0.001950 max=0.002286 Jy/beam ! Clean residual mean=0.000002 rms=0.000489 Jy/beam ! Combined flux in latest and established models = 0.153601 Jy selfcal ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 67 components and 0.153601 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=0.076384Jy sigma=1.241548 ! Fit after self-cal, rms=0.076395Jy sigma=1.241424 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 (-3, -3.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00218009 Jy ! Component: 100 - total flux cleaned = 0.00260778 Jy ! Component: 150 - total flux cleaned = 0.00273238 Jy ! Component: 200 - total flux cleaned = 0.0027581 Jy ! Total flux subtracted in 200 components = 0.0027581 Jy ! Clean residual min=-0.001871 max=0.002097 Jy/beam ! Clean residual mean=0.000002 rms=0.000445 Jy/beam ! Combined flux in latest and established models = 0.156359 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 84 components and 0.156359 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=0.076335Jy sigma=1.239862 ! Fit after self-cal, rms=0.076331Jy sigma=1.239651 ! Inverting map ! Added new window around map position (39.6, 24.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00184602 Jy ! Component: 100 - total flux cleaned = 0.00243387 Jy ! Component: 150 - total flux cleaned = 0.00291721 Jy ! Component: 200 - total flux cleaned = 0.00314447 Jy ! Total flux subtracted in 200 components = 0.00314447 Jy ! Clean residual min=-0.001727 max=0.001777 Jy/beam ! Clean residual mean=0.000001 rms=0.000410 Jy/beam ! Combined flux in latest and established models = 0.159504 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 104 components and 0.159504 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=0.076262Jy sigma=1.238491 ! Fit after self-cal, rms=0.076259Jy sigma=1.238402 ! Inverting map ! Added new window around map position (-12, 46.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00122125 Jy ! Component: 100 - total flux cleaned = 0.00135084 Jy ! Component: 150 - total flux cleaned = 0.00151901 Jy ! Component: 200 - total flux cleaned = 0.00161138 Jy ! Total flux subtracted in 200 components = 0.00161138 Jy ! Clean residual min=-0.001746 max=0.001594 Jy/beam ! Clean residual mean=0.000002 rms=0.000399 Jy/beam ! Combined flux in latest and established models = 0.161115 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 116 components and 0.161115 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=0.076204Jy sigma=1.237561 ! Fit after self-cal, rms=0.076203Jy sigma=1.237503 ! 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=0.076203Jy sigma=1.237503 ! Fit after self-cal, rms=0.076630Jy sigma=1.236780 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8442 mas, bmaj=2.139 mas, bpa=-6.322 degrees ! Estimated noise=0.336143 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000852743 Jy ! Component: 100 - total flux cleaned = 0.00115934 Jy ! Component: 150 - total flux cleaned = 0.00129524 Jy ! Component: 200 - total flux cleaned = 0.00134649 Jy ! Total flux subtracted in 200 components = 0.00134649 Jy ! Clean residual min=-0.001648 max=0.001508 Jy/beam ! Clean residual mean=0.000001 rms=0.000373 Jy/beam ! Combined flux in latest and established models = 0.162462 Jy selfcal ! Performing phase self-cal ! Adding 34 model components to the UV plane model. ! The established model now contains 131 components and 0.162462 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=0.076605Jy sigma=1.236399 ! Fit after self-cal, rms=0.076627Jy sigma=1.236377 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 = 0.00028654 Jy ! Component: 100 - total flux cleaned = 0.000287115 Jy ! Component: 150 - total flux cleaned = 0.000332016 Jy ! Component: 200 - total flux cleaned = 0.000332148 Jy ! Total flux subtracted in 200 components = 0.000332148 Jy ! Clean residual min=-0.001637 max=0.001478 Jy/beam ! Clean residual mean=0.000001 rms=0.000368 Jy/beam ! Combined flux in latest and established models = 0.162794 Jy ! Performing phase self-cal ! Adding 38 model components to the UV plane model. ! The established model now contains 137 components and 0.162794 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=0.076613Jy sigma=1.236164 ! Fit after self-cal, rms=0.076611Jy sigma=1.236160 ! 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=0.076611Jy sigma=1.236160 ! Fit after self-cal, rms=0.076813Jy sigma=1.236122 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.204 mas, bmaj=5.089 mas, bpa=-0.5703 degrees ! Estimated noise=0.406936 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000692227 Jy ! Component: 100 - total flux cleaned = 0.0008031 Jy ! Component: 150 - total flux cleaned = 0.000821244 Jy ! Component: 200 - total flux cleaned = 0.000790683 Jy ! Total flux subtracted in 200 components = 0.000790683 Jy ! Clean residual min=-0.001840 max=0.001536 Jy/beam ! Clean residual mean=0.000000 rms=0.000457 Jy/beam ! Combined flux in latest and established models = 0.163584 Jy selfcal ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 153 components and 0.163584 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=0.076808Jy sigma=1.236033 ! Fit after self-cal, rms=0.076814Jy sigma=1.236022 flux_cutoff = imstat(rms) * dynam ! Inverting map repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 5.10727e-05 Jy ! Component: 100 - total flux cleaned = 9.81566e-06 Jy ! Component: 150 - total flux cleaned = 1.03371e-05 Jy ! Component: 200 - total flux cleaned = -1.34901e-06 Jy ! Total flux subtracted in 200 components = -1.34901e-06 Jy ! Clean residual min=-0.001838 max=0.001559 Jy/beam ! Clean residual mean=0.000000 rms=0.000452 Jy/beam ! Combined flux in latest and established models = 0.163583 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 156 components and 0.163583 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=0.076813Jy sigma=1.236000 ! Fit after self-cal, rms=0.076812Jy sigma=1.235998 ! 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=0.8444 mas, bmaj=2.139 mas, bpa=-6.307 degrees ! Estimated noise=0.336235 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8444 x 2.139 at -6.307 degrees (North through East) ! Clean map min=-0.0014644 max=0.1041 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=0.6516 mas, bmaj=1.778 mas, bpa=-6.524 degrees ! Estimated noise=0.57723 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0807109 Jy ! Component: 100 - total flux cleaned = 0.104713 Jy ! Component: 150 - total flux cleaned = 0.118482 Jy ! Component: 200 - total flux cleaned = 0.127554 Jy ! Total flux subtracted in 200 components = 0.127554 Jy ! Clean residual min=-0.003443 max=0.004839 Jy/beam ! Clean residual mean=-0.000005 rms=0.000910 Jy/beam ! Combined flux in latest and established models = 0.127554 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 16 model components to the UV plane model. ! The established model now contains 16 components and 0.127554 Jy ! Inverting map and beam ! Estimated beam: bmin=0.8444 mas, bmaj=2.139 mas, bpa=-6.307 degrees ! Estimated noise=0.336235 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 = 0.00953286 Jy ! Component: 100 - total flux cleaned = 0.0153239 Jy ! Component: 150 - total flux cleaned = 0.0191637 Jy ! Component: 200 - total flux cleaned = 0.0219796 Jy ! Total flux subtracted in 200 components = 0.0219796 Jy ! Clean residual min=-0.002035 max=0.001968 Jy/beam ! Clean residual mean=-0.000004 rms=0.000508 Jy/beam ! Combined flux in latest and established models = 0.149534 Jy ! Adding 48 model components to the UV plane model. ! The established model now contains 60 components and 0.149534 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=2.204 mas, bmaj=5.089 mas, bpa=-0.5703 degrees ! Estimated noise=0.406936 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00346799 Jy ! Component: 100 - total flux cleaned = 0.00575738 Jy ! Component: 150 - total flux cleaned = 0.00751036 Jy ! Component: 200 - total flux cleaned = 0.00889864 Jy ! Total flux subtracted in 200 components = 0.00889864 Jy ! Clean residual min=-0.002207 max=0.001466 Jy/beam ! Clean residual mean=-0.000003 rms=0.000522 Jy/beam ! Combined flux in latest and established models = 0.158432 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 = 0.000994141 Jy ! Component: 100 - total flux cleaned = 0.00166857 Jy ! Component: 150 - total flux cleaned = 0.00217901 Jy ! Component: 200 - total flux cleaned = 0.00253847 Jy ! Total flux subtracted in 200 components = 0.00253847 Jy ! Clean residual min=-0.002043 max=0.001536 Jy/beam ! Clean residual mean=-0.000002 rms=0.000481 Jy/beam ! Combined flux in latest and established models = 0.160971 Jy ! Adding 92 model components to the UV plane model. ! The established model now contains 142 components and 0.160971 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.8444 mas, bmaj=2.139 mas, bpa=-6.307 degrees ! Estimated noise=0.336235 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000505649 Jy ! Component: 100 - total flux cleaned = 0.000463764 Jy ! Component: 150 - total flux cleaned = 0.00046335 Jy ! Component: 200 - total flux cleaned = 0.000362003 Jy ! Total flux subtracted in 200 components = 0.000362003 Jy ! Clean residual min=-0.001631 max=0.001471 Jy/beam ! Clean residual mean=-0.000000 rms=0.000381 Jy/beam ! Combined flux in latest and established models = 0.161333 Jy selfcal ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 158 components and 0.161333 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=0.076876Jy sigma=1.236959 ! Fit after self-cal, rms=0.076848Jy sigma=1.236815 wmodel J1634-2058_X_map.mod ! Writing 158 model components to file: J1634-2058_X_map.mod wobs J1634-2058_X_uvs.fits ! Writing UV FITS file: J1634-2058_X_uvs.fits wwins J1634-2058_X_map.win ! wwins: Wrote 5 windows to J1634-2058_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 = -0.000482608 Jy ! Component: 100 - total flux cleaned = -0.000809783 Jy ! Component: 150 - total flux cleaned = -0.000914484 Jy ! Component: 200 - total flux cleaned = -0.000988687 Jy ! Component: 250 - total flux cleaned = -0.00101232 Jy ! Component: 300 - total flux cleaned = -0.000988869 Jy ! Component: 350 - total flux cleaned = -0.000989279 Jy ! Component: 400 - total flux cleaned = -0.000944257 Jy ! Component: 450 - total flux cleaned = -0.000878577 Jy ! Component: 500 - total flux cleaned = -0.000836002 Jy ! Component: 550 - total flux cleaned = -0.00083641 Jy ! Component: 600 - total flux cleaned = -0.000836538 Jy ! Component: 650 - total flux cleaned = -0.000775701 Jy ! Component: 700 - total flux cleaned = -0.000755928 Jy ! Component: 750 - total flux cleaned = -0.000756164 Jy ! Component: 800 - total flux cleaned = -0.000814463 Jy ! Component: 850 - total flux cleaned = -0.000776503 Jy ! Component: 900 - total flux cleaned = -0.000851708 Jy ! Component: 950 - total flux cleaned = -0.000814214 Jy ! Component: 1000 - total flux cleaned = -0.000869574 Jy ! Component: 1050 - total flux cleaned = -0.000924118 Jy ! Component: 1100 - total flux cleaned = -0.000995894 Jy ! Component: 1150 - total flux cleaned = -0.0010669 Jy ! Component: 1200 - total flux cleaned = -0.00117205 Jy ! Component: 1250 - total flux cleaned = -0.0012931 Jy ! Component: 1300 - total flux cleaned = -0.00137876 Jy ! Component: 1350 - total flux cleaned = -0.00148041 Jy ! Component: 1400 - total flux cleaned = -0.00158081 Jy ! Component: 1450 - total flux cleaned = -0.00169711 Jy ! Component: 1500 - total flux cleaned = -0.00177925 Jy ! Component: 1550 - total flux cleaned = -0.0017794 Jy ! Component: 1600 - total flux cleaned = -0.00187624 Jy ! Component: 1650 - total flux cleaned = -0.0019403 Jy ! Component: 1700 - total flux cleaned = -0.0019877 Jy ! Component: 1750 - total flux cleaned = -0.00200341 Jy ! Component: 1800 - total flux cleaned = -0.00209715 Jy ! Component: 1850 - total flux cleaned = -0.00211253 Jy ! Component: 1900 - total flux cleaned = -0.00220465 Jy ! Component: 1950 - total flux cleaned = -0.00228077 Jy ! Component: 2000 - total flux cleaned = -0.00228075 Jy ! Component: 2050 - total flux cleaned = -0.00238572 Jy ! Component: 2100 - total flux cleaned = -0.00247513 Jy ! Component: 2150 - total flux cleaned = -0.00250476 Jy ! Component: 2200 - total flux cleaned = -0.00260752 Jy ! Component: 2250 - total flux cleaned = -0.00266596 Jy ! Component: 2300 - total flux cleaned = -0.00273827 Jy ! Component: 2350 - total flux cleaned = -0.00281 Jy ! Component: 2400 - total flux cleaned = -0.00288125 Jy ! Component: 2450 - total flux cleaned = -0.002952 Jy ! Component: 2500 - total flux cleaned = -0.00302243 Jy ! Component: 2550 - total flux cleaned = -0.00317605 Jy ! Component: 2600 - total flux cleaned = -0.0032038 Jy ! Component: 2650 - total flux cleaned = -0.00325879 Jy ! Component: 2700 - total flux cleaned = -0.00332723 Jy ! Component: 2750 - total flux cleaned = -0.00344963 Jy ! Component: 2800 - total flux cleaned = -0.00349016 Jy ! Component: 2850 - total flux cleaned = -0.00363798 Jy ! Component: 2900 - total flux cleaned = -0.00370462 Jy ! Component: 2950 - total flux cleaned = -0.003784 Jy ! Component: 3000 - total flux cleaned = -0.0038237 Jy ! Component: 3050 - total flux cleaned = -0.0039285 Jy ! Component: 3100 - total flux cleaned = -0.00399364 Jy ! Component: 3150 - total flux cleaned = -0.00411015 Jy ! Component: 3200 - total flux cleaned = -0.0041616 Jy ! Component: 3250 - total flux cleaned = -0.00423843 Jy ! Component: 3300 - total flux cleaned = -0.00427661 Jy ! Component: 3350 - total flux cleaned = -0.00433993 Jy ! Component: 3400 - total flux cleaned = -0.00436521 Jy ! Component: 3450 - total flux cleaned = -0.00447798 Jy ! Component: 3500 - total flux cleaned = -0.00454035 Jy ! Component: 3550 - total flux cleaned = -0.00462716 Jy ! Component: 3600 - total flux cleaned = -0.00468878 Jy ! Component: 3650 - total flux cleaned = -0.00477455 Jy ! Component: 3700 - total flux cleaned = -0.00478675 Jy ! Component: 3750 - total flux cleaned = -0.00483526 Jy ! Component: 3800 - total flux cleaned = -0.00493191 Jy ! Component: 3850 - total flux cleaned = -0.005016 Jy ! Component: 3900 - total flux cleaned = -0.00508774 Jy ! Component: 3950 - total flux cleaned = -0.00512347 Jy ! Component: 4000 - total flux cleaned = -0.00517091 Jy ! Component: 4050 - total flux cleaned = -0.00526528 Jy ! Total flux subtracted in 4096 components = -0.00527706 Jy ! Clean residual min=-0.000770 max=0.000803 Jy/beam ! Clean residual mean=0.000000 rms=0.000197 Jy/beam ! Combined flux in latest and established models = 0.156056 Jy keep ! Adding 292 model components to the UV plane model. ! The established model now contains 450 components and 0.156056 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J1634-2058_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8444 x 2.139 at -6.307 degrees (North through East) ! Clean map min=-0.0011017 max=0.10713 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J1634-2058_X_map.fits wmodel /vlbi/uf001/uva//J1634-2058_X_map.mod ! Writing 450 model components to file: /vlbi/uf001/uva//J1634-2058_X_map.mod wobs /vlbi/uf001/uva//J1634-2058_X_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J1634-2058_X_uvs.fits wwins /vlbi/uf001/uva//J1634-2058_X_map.win ! wwins: Wrote 6 windows to /vlbi/uf001/uva//J1634-2058_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.10713 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000195608 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.547769 0.547769 1.09554 2.19108 4.38215 8.7643 17.5286 35.0572 70.1144 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0005 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.107 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 547.676 quit ! Quitting program ! Log file /vlbi/uf001/uva//J1634-2058_X_dfm.log closed on Mon Jan 14 03:46:16 2019