! Started logfile: /vlbi/uf001/uva//J0442-2825_X_dfm.log on Sun Jan 13 22:17:59 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//J0442-2825_X_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J0442-2825_X_uva.fits ! AN table 1: 28 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.861111 visibilities/baseline/integration-bin. ! Found source: J0442-2825 ! ! 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 13020 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 J0442-2825_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 57 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 57 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 57 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 57 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 57 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 57 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 57 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 57 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 57 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 57 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 57 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 57 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.064803Jy sigma=19.272856 ! Fit after self-cal, rms=0.686681Jy sigma=12.090917 ! 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=0.6404 mas, bmaj=1.622 mas, bpa=-8.969 degrees ! Estimated noise=0.649749 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 = 0.239697 Jy ! Component: 100 - total flux cleaned = 0.2995 Jy ! Total flux subtracted in 100 components = 0.2995 Jy ! Clean residual min=-0.018482 max=0.034650 Jy/beam ! Clean residual mean=-0.000025 rms=0.003906 Jy/beam ! Combined flux in latest and established models = 0.2995 Jy ! Performing phase self-cal ! Adding 5 model components to the UV plane model. ! The established model now contains 5 components and 0.2995 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=0.110834Jy sigma=1.892070 ! Fit after self-cal, rms=0.110821Jy sigma=1.891868 ! Inverting map ! Added new window around map position (1, 1.8). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.033574 Jy ! Component: 100 - total flux cleaned = 0.0546525 Jy ! Total flux subtracted in 100 components = 0.0546525 Jy ! Clean residual min=-0.014563 max=0.025495 Jy/beam ! Clean residual mean=-0.000016 rms=0.002949 Jy/beam ! Combined flux in latest and established models = 0.354152 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 15 components and 0.354152 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=0.096750Jy sigma=1.574177 ! Fit after self-cal, rms=0.096065Jy sigma=1.558543 ! Inverting map ! Added new window around map position (-1.6, -3.8). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0221649 Jy ! Component: 100 - total flux cleaned = 0.0362132 Jy ! Total flux subtracted in 100 components = 0.0362132 Jy ! Clean residual min=-0.014073 max=0.015582 Jy/beam ! Clean residual mean=-0.000010 rms=0.002453 Jy/beam ! Combined flux in latest and established models = 0.390365 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 25 components and 0.390365 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=0.089075Jy sigma=1.417257 ! Fit after self-cal, rms=0.088888Jy sigma=1.412431 ! Inverting map ! Added new window around map position (-1.4, -0.8). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0140913 Jy ! Component: 100 - total flux cleaned = 0.017672 Jy ! Total flux subtracted in 100 components = 0.017672 Jy ! Clean residual min=-0.012252 max=0.012743 Jy/beam ! Clean residual mean=-0.000007 rms=0.002189 Jy/beam ! Combined flux in latest and established models = 0.408037 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 33 components and 0.408037 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=0.085927Jy sigma=1.359870 ! Fit after self-cal, rms=0.085747Jy sigma=1.356471 ! 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=0.8544 mas, bmaj=2.084 mas, bpa=-9.379 degrees ! Estimated noise=0.379712 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 = 0.0111724 Jy ! Component: 100 - total flux cleaned = 0.0164913 Jy ! Component: 150 - total flux cleaned = 0.017994 Jy ! Component: 200 - total flux cleaned = 0.0186432 Jy ! Total flux subtracted in 200 components = 0.0186432 Jy ! Clean residual min=-0.009647 max=0.011436 Jy/beam ! Clean residual mean=-0.000005 rms=0.002358 Jy/beam ! Combined flux in latest and established models = 0.426681 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 49 components and 0.42668 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=0.083913Jy sigma=1.326366 ! Fit after self-cal, rms=0.083753Jy sigma=1.323020 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8544 x 2.084 at -9.379 degrees (North through East) ! Clean map min=-0.0091826 max=0.30272 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.11 FD 1.03 HN 1.16 KP 0.96 ! LA 1.00 MK 1.00 NL 1.03 OV 0.91 ! PT 0.95 SC 0.99 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.12 FD 1.03 HN 1.14 KP 0.97 ! LA 1.00 MK 1.01 NL 1.05 OV 0.90 ! PT 0.93 SC 0.99 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.11 FD 1.03 HN 1.20 KP 0.97 ! LA 1.03 MK 1.01 NL 1.05 OV 0.90 ! PT 0.94 SC 0.98 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.12 FD 1.03 HN 1.19 KP 0.96 ! LA 1.01 MK 1.02 NL 1.03 OV 0.91 ! PT 0.94 SC 0.96 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.12 FD 1.02 HN 1.20 KP 0.97 ! LA 0.99 MK 1.01 NL 1.07 OV 0.91 ! PT 0.95 SC 0.94 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.11 FD 1.03 HN 1.20 KP 0.97 ! LA 1.01 MK 1.01 NL 1.03 OV 0.90 ! PT 0.95 SC 1.00 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.11 FD 1.03 HN 1.14 KP 0.97 ! LA 0.99 MK 1.03 NL 1.05 OV 0.91 ! PT 0.94 SC 0.99 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.12 FD 1.04 HN 1.14 KP 0.99 ! LA 1.00 MK 1.03 NL 1.05 OV 0.90 ! PT 0.94 SC 1.00 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 1.03 HN 1.16 KP 0.98 ! LA 0.98 MK 1.01 NL 1.05 OV 0.91 ! PT 0.94 SC 1.01 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.11 FD 1.02 HN 1.17 KP 0.97 ! LA 1.01 MK 1.02 NL 1.06 OV 0.89 ! PT 0.96 SC 0.99 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 FD 1.03 HN 1.16 KP 0.96 ! LA 1.00 MK 1.01 NL 1.03 OV 0.90 ! PT 0.96 SC 1.00 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.10 FD 1.01 HN 1.18 KP 0.98 ! LA 1.01 MK 1.03 NL 1.05 OV 0.91 ! PT 0.93 SC 1.00 ! ! ! Fit before self-cal, rms=0.083753Jy sigma=1.323020 ! Fit after self-cal, rms=0.083948Jy sigma=1.211198 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.8634 mas, bmaj=2.081 mas, bpa=-9.035 degrees ! Estimated noise=0.385469 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 = -0.00593142 Jy ! Component: 100 - total flux cleaned = -0.00743222 Jy ! Component: 150 - total flux cleaned = -0.00788987 Jy ! Component: 200 - total flux cleaned = -0.0081622 Jy ! Total flux subtracted in 200 components = -0.0081622 Jy ! Clean residual min=-0.007899 max=0.005128 Jy/beam ! Clean residual mean=0.000005 rms=0.001285 Jy/beam ! Combined flux in latest and established models = 0.418518 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 67 components and 0.418518 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=0.082915Jy sigma=1.196980 ! Fit after self-cal, rms=0.082992Jy sigma=1.196151 ! 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=0.082992Jy sigma=1.196151 ! Fit after self-cal, rms=0.084262Jy sigma=1.169993 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8661 mas, bmaj=2.08 mas, bpa=-9.16 degrees ! Estimated noise=0.385321 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00450245 Jy ! Component: 100 - total flux cleaned = -0.00554884 Jy ! Component: 150 - total flux cleaned = -0.00573569 Jy ! Component: 200 - total flux cleaned = -0.0058977 Jy ! Total flux subtracted in 200 components = -0.0058977 Jy ! Clean residual min=-0.006189 max=0.003766 Jy/beam ! Clean residual mean=0.000004 rms=0.000898 Jy/beam ! Combined flux in latest and established models = 0.412621 Jy selfcal ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 80 components and 0.412621 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=0.083935Jy sigma=1.163438 ! Fit after self-cal, rms=0.083946Jy sigma=1.163044 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 = -0.000163277 Jy ! Component: 100 - total flux cleaned = -0.000302245 Jy ! Component: 150 - total flux cleaned = -0.00042722 Jy ! Component: 200 - total flux cleaned = -0.000544213 Jy ! Total flux subtracted in 200 components = -0.000544213 Jy ! Clean residual min=-0.005727 max=0.003790 Jy/beam ! Clean residual mean=0.000004 rms=0.000871 Jy/beam ! Combined flux in latest and established models = 0.412076 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 82 components and 0.412076 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=0.083836Jy sigma=1.160899 ! Fit after self-cal, rms=0.083826Jy sigma=1.160690 ! 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=0.083826Jy sigma=1.160690 ! Fit after self-cal, rms=0.085344Jy sigma=1.158198 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8673 mas, bmaj=2.08 mas, bpa=-9.13 degrees ! Estimated noise=0.3858 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00323672 Jy ! Component: 100 - total flux cleaned = -0.00427437 Jy ! Component: 150 - total flux cleaned = -0.00452987 Jy ! Component: 200 - total flux cleaned = -0.00469647 Jy ! Total flux subtracted in 200 components = -0.00469647 Jy ! Clean residual min=-0.004834 max=0.003418 Jy/beam ! Clean residual mean=0.000004 rms=0.000774 Jy/beam ! Combined flux in latest and established models = 0.40738 Jy selfcal ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 87 components and 0.40738 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=0.085158Jy sigma=1.155172 ! Fit after self-cal, rms=0.085167Jy sigma=1.155035 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 = -0.000278525 Jy ! Component: 100 - total flux cleaned = -0.000327936 Jy ! Component: 150 - total flux cleaned = -0.000416522 Jy ! Component: 200 - total flux cleaned = -0.000457106 Jy ! Total flux subtracted in 200 components = -0.000457106 Jy ! Clean residual min=-0.004579 max=0.003415 Jy/beam ! Clean residual mean=0.000004 rms=0.000761 Jy/beam ! Combined flux in latest and established models = 0.406923 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 92 components and 0.406923 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=0.085112Jy sigma=1.154152 ! Fit after self-cal, rms=0.085110Jy sigma=1.154085 ! 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=0.085110Jy sigma=1.154085 ! Fit after self-cal, rms=0.085835Jy sigma=1.152944 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.328 mas, bmaj=6.021 mas, bpa=-3.347 degrees ! Estimated noise=0.468595 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00216 Jy ! Component: 100 - total flux cleaned = -0.00283265 Jy ! Component: 150 - total flux cleaned = -0.00296751 Jy ! Component: 200 - total flux cleaned = -0.00305849 Jy ! Total flux subtracted in 200 components = -0.00305849 Jy ! Clean residual min=-0.004616 max=0.004029 Jy/beam ! Clean residual mean=0.000009 rms=0.000947 Jy/beam ! Combined flux in latest and established models = 0.403864 Jy selfcal ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 95 components and 0.403864 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=0.085754Jy sigma=1.151998 ! Fit after self-cal, rms=0.085760Jy sigma=1.151869 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 = -8.68927e-05 Jy ! Component: 100 - total flux cleaned = -0.000113943 Jy ! Component: 150 - total flux cleaned = -0.000112124 Jy ! Component: 200 - total flux cleaned = -0.000159436 Jy ! Total flux subtracted in 200 components = -0.000159436 Jy ! Clean residual min=-0.004520 max=0.004019 Jy/beam ! Clean residual mean=0.000009 rms=0.000942 Jy/beam ! Combined flux in latest and established models = 0.403705 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 96 components and 0.403705 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=0.085739Jy sigma=1.151667 ! Fit after self-cal, rms=0.085740Jy sigma=1.151618 ! 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=0.8681 mas, bmaj=2.08 mas, bpa=-9.076 degrees ! Estimated noise=0.386022 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8681 x 2.08 at -9.076 degrees (North through East) ! Clean map min=-0.0047867 max=0.31066 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=0.6462 mas, bmaj=1.608 mas, bpa=-8.411 degrees ! Estimated noise=0.66937 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.24677 Jy ! Component: 100 - total flux cleaned = 0.306461 Jy ! Component: 150 - total flux cleaned = 0.33622 Jy ! Component: 200 - total flux cleaned = 0.356172 Jy ! Total flux subtracted in 200 components = 0.356172 Jy ! Clean residual min=-0.006613 max=0.012256 Jy/beam ! Clean residual mean=-0.000008 rms=0.001652 Jy/beam ! Combined flux in latest and established models = 0.356172 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 18 model components to the UV plane model. ! The established model now contains 18 components and 0.356172 Jy ! Inverting map and beam ! Estimated beam: bmin=0.8681 mas, bmaj=2.08 mas, bpa=-9.076 degrees ! Estimated noise=0.386022 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 = 0.0185674 Jy ! Component: 100 - total flux cleaned = 0.02961 Jy ! Component: 150 - total flux cleaned = 0.0366074 Jy ! Component: 200 - total flux cleaned = 0.0411144 Jy ! Total flux subtracted in 200 components = 0.0411144 Jy ! Clean residual min=-0.004002 max=0.003743 Jy/beam ! Clean residual mean=0.000001 rms=0.000827 Jy/beam ! Combined flux in latest and established models = 0.397286 Jy ! Adding 28 model components to the UV plane model. ! The established model now contains 36 components and 0.397286 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=2.328 mas, bmaj=6.021 mas, bpa=-3.347 degrees ! Estimated noise=0.468595 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00406273 Jy ! Component: 100 - total flux cleaned = 0.00535823 Jy ! Component: 150 - total flux cleaned = 0.00561044 Jy ! Component: 200 - total flux cleaned = 0.005665 Jy ! Total flux subtracted in 200 components = 0.005665 Jy ! Clean residual min=-0.004105 max=0.003868 Jy/beam ! Clean residual mean=0.000007 rms=0.000979 Jy/beam ! Combined flux in latest and established models = 0.402951 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 = 4.99847e-05 Jy ! Component: 100 - total flux cleaned = 9.55103e-05 Jy ! Component: 150 - total flux cleaned = 0.000176408 Jy ! Component: 200 - total flux cleaned = 0.00021287 Jy ! Total flux subtracted in 200 components = 0.00021287 Jy ! Clean residual min=-0.004186 max=0.003870 Jy/beam ! Clean residual mean=0.000008 rms=0.000956 Jy/beam ! Combined flux in latest and established models = 0.403164 Jy ! Adding 16 model components to the UV plane model. ! The established model now contains 47 components and 0.403164 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.8681 mas, bmaj=2.08 mas, bpa=-9.076 degrees ! Estimated noise=0.386022 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00100624 Jy ! Component: 100 - total flux cleaned = -0.0010922 Jy ! Component: 150 - total flux cleaned = -0.00117011 Jy ! Component: 200 - total flux cleaned = -0.00123677 Jy ! Total flux subtracted in 200 components = -0.00123677 Jy ! Clean residual min=-0.003912 max=0.003198 Jy/beam ! Clean residual mean=0.000004 rms=0.000710 Jy/beam ! Combined flux in latest and established models = 0.401927 Jy selfcal ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 57 components and 0.401927 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=0.086024Jy sigma=1.152385 ! Fit after self-cal, rms=0.085987Jy sigma=1.152127 wmodel J0442-2825_X_map.mod ! Writing 57 model components to file: J0442-2825_X_map.mod wobs J0442-2825_X_uvs.fits ! Writing UV FITS file: J0442-2825_X_uvs.fits wwins J0442-2825_X_map.win ! wwins: Wrote 4 windows to J0442-2825_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 = -0.00110093 Jy ! Component: 100 - total flux cleaned = -0.000890946 Jy ! Component: 150 - total flux cleaned = -0.000939749 Jy ! Component: 200 - total flux cleaned = -0.00126128 Jy ! Component: 250 - total flux cleaned = -0.00165407 Jy ! Component: 300 - total flux cleaned = -0.00207475 Jy ! Component: 350 - total flux cleaned = -0.00256029 Jy ! Component: 400 - total flux cleaned = -0.00295265 Jy ! Component: 450 - total flux cleaned = -0.00329656 Jy ! Component: 500 - total flux cleaned = -0.00359407 Jy ! Component: 550 - total flux cleaned = -0.00402667 Jy ! Component: 600 - total flux cleaned = -0.00430805 Jy ! Component: 650 - total flux cleaned = -0.00458296 Jy ! Component: 700 - total flux cleaned = -0.00475077 Jy ! Component: 750 - total flux cleaned = -0.00475127 Jy ! Component: 800 - total flux cleaned = -0.0049131 Jy ! Component: 850 - total flux cleaned = -0.00488169 Jy ! Component: 900 - total flux cleaned = -0.00497485 Jy ! Component: 950 - total flux cleaned = -0.00479107 Jy ! Component: 1000 - total flux cleaned = -0.00479197 Jy ! Component: 1050 - total flux cleaned = -0.00479206 Jy ! Component: 1100 - total flux cleaned = -0.00473324 Jy ! Component: 1150 - total flux cleaned = -0.00476148 Jy ! Component: 1200 - total flux cleaned = -0.00462061 Jy ! Component: 1250 - total flux cleaned = -0.00462158 Jy ! Component: 1300 - total flux cleaned = -0.00464841 Jy ! Component: 1350 - total flux cleaned = -0.0046487 Jy ! Component: 1400 - total flux cleaned = -0.00470203 Jy ! Component: 1450 - total flux cleaned = -0.0047281 Jy ! Component: 1500 - total flux cleaned = -0.00477923 Jy ! Component: 1550 - total flux cleaned = -0.00480457 Jy ! Component: 1600 - total flux cleaned = -0.00485502 Jy ! Component: 1650 - total flux cleaned = -0.00495475 Jy ! Component: 1700 - total flux cleaned = -0.00495476 Jy ! Component: 1750 - total flux cleaned = -0.00493083 Jy ! Component: 1800 - total flux cleaned = -0.00497859 Jy ! Component: 1850 - total flux cleaned = -0.00497855 Jy ! Component: 1900 - total flux cleaned = -0.00500215 Jy ! Component: 1950 - total flux cleaned = -0.0049557 Jy ! Component: 2000 - total flux cleaned = -0.00502503 Jy ! Component: 2050 - total flux cleaned = -0.00509295 Jy ! Component: 2100 - total flux cleaned = -0.00504834 Jy ! Component: 2150 - total flux cleaned = -0.00511478 Jy ! Component: 2200 - total flux cleaned = -0.00515862 Jy ! Component: 2250 - total flux cleaned = -0.00511519 Jy ! Component: 2300 - total flux cleaned = -0.00517977 Jy ! Component: 2350 - total flux cleaned = -0.0052225 Jy ! Component: 2400 - total flux cleaned = -0.00530692 Jy ! Component: 2450 - total flux cleaned = -0.0053488 Jy ! Component: 2500 - total flux cleaned = -0.0054109 Jy ! Component: 2550 - total flux cleaned = -0.00545188 Jy ! Component: 2600 - total flux cleaned = -0.00549227 Jy ! Component: 2650 - total flux cleaned = -0.00553264 Jy ! Component: 2700 - total flux cleaned = -0.00549294 Jy ! Component: 2750 - total flux cleaned = -0.00563159 Jy ! Component: 2800 - total flux cleaned = -0.00569047 Jy ! Component: 2850 - total flux cleaned = -0.00569036 Jy ! Component: 2900 - total flux cleaned = -0.00578691 Jy ! Component: 2950 - total flux cleaned = -0.00592098 Jy ! Component: 3000 - total flux cleaned = -0.0059209 Jy ! Component: 3050 - total flux cleaned = -0.0059019 Jy ! Component: 3100 - total flux cleaned = -0.00593926 Jy ! Component: 3150 - total flux cleaned = -0.00605088 Jy ! Component: 3200 - total flux cleaned = -0.00605093 Jy ! Component: 3250 - total flux cleaned = -0.00614272 Jy ! Component: 3300 - total flux cleaned = -0.00616103 Jy ! Component: 3350 - total flux cleaned = -0.006161 Jy ! Component: 3400 - total flux cleaned = -0.0062511 Jy ! Component: 3450 - total flux cleaned = -0.00632243 Jy ! Component: 3500 - total flux cleaned = -0.00634011 Jy ! Component: 3550 - total flux cleaned = -0.00639316 Jy ! Component: 3600 - total flux cleaned = -0.00642829 Jy ! Component: 3650 - total flux cleaned = -0.0064982 Jy ! Component: 3700 - total flux cleaned = -0.00656764 Jy ! Component: 3750 - total flux cleaned = -0.00660215 Jy ! Component: 3800 - total flux cleaned = -0.00665359 Jy ! Component: 3850 - total flux cleaned = -0.00672175 Jy ! Component: 3900 - total flux cleaned = -0.00677244 Jy ! Component: 3950 - total flux cleaned = -0.00682299 Jy ! Component: 4000 - total flux cleaned = -0.0068732 Jy ! Component: 4050 - total flux cleaned = -0.00698996 Jy ! Total flux subtracted in 4096 components = -0.00705612 Jy ! Clean residual min=-0.000978 max=0.000881 Jy/beam ! Clean residual mean=0.000001 rms=0.000281 Jy/beam ! Combined flux in latest and established models = 0.394871 Jy keep ! Adding 303 model components to the UV plane model. ! The established model now contains 360 components and 0.394871 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J0442-2825_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8681 x 2.08 at -9.076 degrees (North through East) ! Clean map min=-0.0025667 max=0.31575 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J0442-2825_X_map.fits wmodel /vlbi/uf001/uva//J0442-2825_X_map.mod ! Writing 360 model components to file: /vlbi/uf001/uva//J0442-2825_X_map.mod wobs /vlbi/uf001/uva//J0442-2825_X_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J0442-2825_X_uvs.fits wwins /vlbi/uf001/uva//J0442-2825_X_map.win ! wwins: Wrote 5 windows to /vlbi/uf001/uva//J0442-2825_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.315751 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000278202 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.264325 0.264325 0.528649 1.0573 2.1146 4.2292 8.45839 16.9168 33.8336 67.6671 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0008 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.315 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 1134.97 quit ! Quitting program ! Log file /vlbi/uf001/uva//J0442-2825_X_dfm.log closed on Sun Jan 13 22:18:04 2019