! Started logfile: /vlbi/uf001/uva//J1642-2007_X_dfm.log on Mon Jan 14 03:50:22 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//J1642-2007_X_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J1642-2007_X_uva.fits ! AN table 1: 28 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.990476 visibilities/baseline/integration-bin. ! Found source: J1642-2007 ! ! 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 14976 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 J1642-2007_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=1.005024Jy sigma=19.473258 ! Fit after self-cal, rms=0.939662Jy sigma=18.113505 ! 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=0.6512 mas, bmaj=1.714 mas, bpa=-6.349 degrees ! Estimated noise=0.581606 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 = 0.0452366 Jy ! Component: 100 - total flux cleaned = 0.0610124 Jy ! Total flux subtracted in 100 components = 0.0610124 Jy ! Clean residual min=-0.004641 max=0.006898 Jy/beam ! Clean residual mean=-0.000007 rms=0.001206 Jy/beam ! Combined flux in latest and established models = 0.0610124 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 7 components and 0.0610124 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=0.075563Jy sigma=1.356193 ! Fit after self-cal, rms=0.074784Jy sigma=1.342152 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00812627 Jy ! Component: 100 - total flux cleaned = 0.0126874 Jy ! Total flux subtracted in 100 components = 0.0126874 Jy ! Clean residual min=-0.004248 max=0.004635 Jy/beam ! Clean residual mean=-0.000004 rms=0.001040 Jy/beam ! Combined flux in latest and established models = 0.0736999 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 24 components and 0.0736999 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=0.073498Jy sigma=1.302854 ! Fit after self-cal, rms=0.073485Jy sigma=1.302307 ! 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=0.8482 mas, bmaj=2.153 mas, bpa=-6.925 degrees ! Estimated noise=0.331162 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 = 0.00742616 Jy ! Component: 100 - total flux cleaned = 0.0116836 Jy ! Component: 150 - total flux cleaned = 0.0141667 Jy ! Component: 200 - total flux cleaned = 0.0156174 Jy ! Total flux subtracted in 200 components = 0.0156174 Jy ! Clean residual min=-0.005064 max=0.004136 Jy/beam ! Clean residual mean=-0.000013 rms=0.001101 Jy/beam ! Combined flux in latest and established models = 0.0893172 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 36 components and 0.0893173 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=0.072939Jy sigma=1.281739 ! Fit after self-cal, rms=0.072984Jy sigma=1.280974 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8482 x 2.153 at -6.925 degrees (North through East) ! Clean map min=-0.004895 max=0.05724 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.27 FD 1.06 HN 0.99 KP 0.98 ! LA 0.76 MK 1.17 NL 1.24 OV 0.98 ! PT 0.96 SC 0.97 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.15 FD 1.09 HN 1.03 KP 1.03 ! LA 0.79 MK 0.99 NL 1.23 OV 0.97 ! PT 0.96 SC 1.12 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.24 FD 1.05 HN 1.03 KP 1.10 ! LA 0.72 MK 1.05 NL 1.23 OV 0.98 ! PT 1.02 SC 1.08 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.20 FD 1.08 HN 0.98 KP 1.13 ! LA 0.76 MK 1.15 NL 1.31 OV 0.93 ! PT 0.92 SC 1.09 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.26 FD 1.04 HN 1.08 KP 0.98 ! LA 0.78 MK 0.99 NL 1.21 OV 0.93 ! PT 0.93 SC 1.03 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.27 FD 1.05 HN 0.96 KP 1.18 ! LA 0.74 MK 0.91 NL 1.29 OV 0.96 ! PT 0.96 SC 1.04 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.18 FD 1.02 HN 1.10 KP 1.13 ! LA 0.71 MK 1.03 NL 1.22 OV 1.00 ! PT 0.96 SC 0.98 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.17 FD 1.06 HN 1.00 KP 1.05 ! LA 0.74 MK 0.93 NL 1.37 OV 0.93 ! PT 0.97 SC 1.03 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 FD 0.99 HN 1.07 KP 1.06 ! LA 0.74 MK 1.07 NL 1.28 OV 1.01 ! PT 0.94 SC 1.05 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.12 FD 1.06 HN 1.00 KP 1.17 ! LA 0.73 MK 0.85 NL 1.22 OV 1.01 ! PT 0.97 SC 0.98 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.13 FD 1.06 HN 1.19 KP 1.11 ! LA 0.74 MK 1.06 NL 1.12 OV 0.93 ! PT 0.89 SC 1.04 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.21 FD 1.08 HN 0.99 KP 1.03 ! LA 0.78 MK 0.82 NL 1.41 OV 0.93 ! PT 0.97 SC 0.99 ! ! ! Fit before self-cal, rms=0.072984Jy sigma=1.280974 ! Fit after self-cal, rms=0.076052Jy sigma=1.246475 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.8525 mas, bmaj=2.18 mas, bpa=-7.096 degrees ! Estimated noise=0.335933 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 = -4.23794e-05 Jy ! Component: 100 - total flux cleaned = -0.000132093 Jy ! Component: 150 - total flux cleaned = -0.000163141 Jy ! Component: 200 - total flux cleaned = -0.000190398 Jy ! Total flux subtracted in 200 components = -0.000190398 Jy ! Clean residual min=-0.001869 max=0.001842 Jy/beam ! Clean residual mean=-0.000002 rms=0.000455 Jy/beam ! Combined flux in latest and established models = 0.0891269 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 38 components and 0.0891269 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=0.076042Jy sigma=1.246352 ! Fit after self-cal, rms=0.076497Jy sigma=1.243996 ! 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=0.076497Jy sigma=1.243996 ! Fit after self-cal, rms=0.077646Jy sigma=1.239903 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8494 mas, bmaj=2.175 mas, bpa=-7.256 degrees ! Estimated noise=0.335992 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0001166 Jy ! Component: 100 - total flux cleaned = 0.000131013 Jy ! Component: 150 - total flux cleaned = 0.000130704 Jy ! Component: 200 - total flux cleaned = 0.000130263 Jy ! Total flux subtracted in 200 components = 0.000130263 Jy ! Clean residual min=-0.001834 max=0.001906 Jy/beam ! Clean residual mean=-0.000001 rms=0.000426 Jy/beam ! Combined flux in latest and established models = 0.0892571 Jy selfcal ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 41 components and 0.0892571 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=0.077639Jy sigma=1.239852 ! Fit after self-cal, rms=0.077719Jy sigma=1.239676 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 (11.2, -1.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00119152 Jy ! Component: 100 - total flux cleaned = 0.00118409 Jy ! Component: 150 - total flux cleaned = 0.00120613 Jy ! Component: 200 - total flux cleaned = 0.00114502 Jy ! Total flux subtracted in 200 components = 0.00114502 Jy ! Clean residual min=-0.001772 max=0.001658 Jy/beam ! Clean residual mean=-0.000001 rms=0.000415 Jy/beam ! Combined flux in latest and established models = 0.0904021 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 57 components and 0.0904021 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=0.077674Jy sigma=1.239071 ! Fit after self-cal, rms=0.077668Jy sigma=1.238977 ! 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=0.077668Jy sigma=1.238977 ! Fit after self-cal, rms=0.077589Jy sigma=1.238703 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8455 mas, bmaj=2.169 mas, bpa=-7.397 degrees ! Estimated noise=0.333633 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000367306 Jy ! Component: 100 - total flux cleaned = 0.000387734 Jy ! Component: 150 - total flux cleaned = 0.000388197 Jy ! Component: 200 - total flux cleaned = 0.000370951 Jy ! Total flux subtracted in 200 components = 0.000370951 Jy ! Clean residual min=-0.001731 max=0.001645 Jy/beam ! Clean residual mean=-0.000001 rms=0.000408 Jy/beam ! Combined flux in latest and established models = 0.0907731 Jy selfcal ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 64 components and 0.0907731 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=0.077576Jy sigma=1.238506 ! Fit after self-cal, rms=0.077592Jy sigma=1.238466 flux_cutoff = imstat(rms) * dynam ! Inverting map repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 6.52294e-05 Jy ! Component: 100 - total flux cleaned = 4.76882e-05 Jy ! Component: 150 - total flux cleaned = 1.58013e-05 Jy ! Component: 200 - total flux cleaned = -2.88671e-05 Jy ! Total flux subtracted in 200 components = -2.88671e-05 Jy ! Clean residual min=-0.001722 max=0.001624 Jy/beam ! Clean residual mean=-0.000001 rms=0.000405 Jy/beam ! Combined flux in latest and established models = 0.0907442 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 66 components and 0.0907442 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=0.077585Jy sigma=1.238346 ! Fit after self-cal, rms=0.077583Jy sigma=1.238334 ! 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=0.077583Jy sigma=1.238334 ! Fit after self-cal, rms=0.077544Jy sigma=1.238314 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.222 mas, bmaj=5.036 mas, bpa=-1.768 degrees ! Estimated noise=0.402645 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000217205 Jy ! Component: 100 - total flux cleaned = -0.000259912 Jy ! Component: 150 - total flux cleaned = -0.000309138 Jy ! Component: 200 - total flux cleaned = -0.000374245 Jy ! Total flux subtracted in 200 components = -0.000374245 Jy ! Clean residual min=-0.001798 max=0.002372 Jy/beam ! Clean residual mean=-0.000001 rms=0.000493 Jy/beam ! Combined flux in latest and established models = 0.0903699 Jy selfcal ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 72 components and 0.0903699 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=0.077544Jy sigma=1.238259 ! Fit after self-cal, rms=0.077544Jy sigma=1.238247 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 (12, 12). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00188936 Jy ! Component: 100 - total flux cleaned = 0.00225573 Jy ! Component: 150 - total flux cleaned = 0.00253938 Jy ! Component: 200 - total flux cleaned = 0.00288064 Jy ! Total flux subtracted in 200 components = 0.00288064 Jy ! Clean residual min=-0.001528 max=0.001351 Jy/beam ! Clean residual mean=-0.000005 rms=0.000403 Jy/beam ! Combined flux in latest and established models = 0.0932506 Jy ! Performing phase self-cal ! Adding 39 model components to the UV plane model. ! The established model now contains 110 components and 0.0932506 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=0.077510Jy sigma=1.237337 ! Fit after self-cal, rms=0.077511Jy sigma=1.237230 ! 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=0.8434 mas, bmaj=2.166 mas, bpa=-7.489 degrees ! Estimated noise=0.332956 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8434 x 2.166 at -7.489 degrees (North through East) ! Clean map min=-0.0014282 max=0.057724 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=0.6443 mas, bmaj=1.716 mas, bpa=-6.668 degrees ! Estimated noise=0.594994 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0469285 Jy ! Component: 100 - total flux cleaned = 0.0639392 Jy ! Component: 150 - total flux cleaned = 0.0717936 Jy ! Component: 200 - total flux cleaned = 0.0766759 Jy ! Total flux subtracted in 200 components = 0.0766759 Jy ! Clean residual min=-0.003330 max=0.003304 Jy/beam ! Clean residual mean=-0.000001 rms=0.000814 Jy/beam ! Combined flux in latest and established models = 0.0766759 Jy uvw 0,-1 ! Uniform weighting is not currently selected. ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. flux_cutoff = imstat(rms) * dynam ! Adding 17 model components to the UV plane model. ! The established model now contains 17 components and 0.0766759 Jy ! Inverting map and beam ! Estimated beam: bmin=0.8434 mas, bmaj=2.166 mas, bpa=-7.489 degrees ! Estimated noise=0.332956 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 = 0.00589203 Jy ! Component: 100 - total flux cleaned = 0.00895251 Jy ! Component: 150 - total flux cleaned = 0.0109678 Jy ! Component: 200 - total flux cleaned = 0.0117544 Jy ! Total flux subtracted in 200 components = 0.0117544 Jy ! Clean residual min=-0.001752 max=0.002005 Jy/beam ! Clean residual mean=-0.000004 rms=0.000423 Jy/beam ! Combined flux in latest and established models = 0.0884304 Jy ! Adding 35 model components to the UV plane model. ! The established model now contains 48 components and 0.0884303 Jy ! Inverting map ! Added new window around map position (-21.6, -33.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00152458 Jy ! Component: 100 - total flux cleaned = 0.00211624 Jy ! Component: 150 - total flux cleaned = 0.00264921 Jy ! Component: 200 - total flux cleaned = 0.00313564 Jy ! Total flux subtracted in 200 components = 0.00313564 Jy ! Clean residual min=-0.001685 max=0.001530 Jy/beam ! Clean residual mean=-0.000004 rms=0.000386 Jy/beam ! Combined flux in latest and established models = 0.091566 Jy ! Adding 31 model components to the UV plane model. ! The established model now contains 68 components and 0.091566 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=2.222 mas, bmaj=5.036 mas, bpa=-1.768 degrees ! Estimated noise=0.402645 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00131124 Jy ! Component: 100 - total flux cleaned = 0.00157248 Jy ! Component: 150 - total flux cleaned = 0.0018631 Jy ! Component: 200 - total flux cleaned = 0.00212444 Jy ! Total flux subtracted in 200 components = 0.00212444 Jy ! Clean residual min=-0.001540 max=0.001567 Jy/beam ! Clean residual mean=-0.000006 rms=0.000410 Jy/beam ! Combined flux in latest and established models = 0.0936904 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 = 0.000185418 Jy ! Component: 100 - total flux cleaned = 0.00030699 Jy ! Component: 150 - total flux cleaned = 0.000374688 Jy ! Component: 200 - total flux cleaned = 0.000438387 Jy ! Total flux subtracted in 200 components = 0.000438387 Jy ! Clean residual min=-0.001432 max=0.001529 Jy/beam ! Clean residual mean=-0.000006 rms=0.000393 Jy/beam ! Combined flux in latest and established models = 0.0941288 Jy ! Adding 48 model components to the UV plane model. ! The established model now contains 112 components and 0.0941288 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.8434 mas, bmaj=2.166 mas, bpa=-7.489 degrees ! Estimated noise=0.332956 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000184685 Jy ! Component: 100 - total flux cleaned = 0.000182491 Jy ! Component: 150 - total flux cleaned = 0.000215038 Jy ! Component: 200 - total flux cleaned = 0.000309617 Jy ! Total flux subtracted in 200 components = 0.000309617 Jy ! Clean residual min=-0.001591 max=0.001558 Jy/beam ! Clean residual mean=-0.000003 rms=0.000351 Jy/beam ! Combined flux in latest and established models = 0.0944384 Jy selfcal ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 132 components and 0.0944384 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=0.077445Jy sigma=1.236461 ! Fit after self-cal, rms=0.077409Jy sigma=1.236188 wmodel J1642-2007_X_map.mod ! Writing 132 model components to file: J1642-2007_X_map.mod wobs J1642-2007_X_uvs.fits ! Writing UV FITS file: J1642-2007_X_uvs.fits wwins J1642-2007_X_map.win ! wwins: Wrote 4 windows to J1642-2007_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 = -0.000487986 Jy ! Component: 100 - total flux cleaned = -0.00101049 Jy ! Component: 150 - total flux cleaned = -0.00140593 Jy ! Component: 200 - total flux cleaned = -0.00176369 Jy ! Component: 250 - total flux cleaned = -0.00208763 Jy ! Component: 300 - total flux cleaned = -0.00233615 Jy ! Component: 350 - total flux cleaned = -0.00260171 Jy ! Component: 400 - total flux cleaned = -0.00294778 Jy ! Component: 450 - total flux cleaned = -0.00318053 Jy ! Component: 500 - total flux cleaned = -0.00345112 Jy ! Component: 550 - total flux cleaned = -0.00365556 Jy ! Component: 600 - total flux cleaned = -0.00387723 Jy ! Component: 650 - total flux cleaned = -0.00413527 Jy ! Component: 700 - total flux cleaned = -0.00433063 Jy ! Component: 750 - total flux cleaned = -0.00456166 Jy ! Component: 800 - total flux cleaned = -0.00471376 Jy ! Component: 850 - total flux cleaned = -0.00486373 Jy ! Component: 900 - total flux cleaned = -0.00501167 Jy ! Component: 950 - total flux cleaned = -0.00512126 Jy ! Component: 1000 - total flux cleaned = -0.0052297 Jy ! Component: 1050 - total flux cleaned = -0.0052836 Jy ! Component: 1100 - total flux cleaned = -0.00540764 Jy ! Component: 1150 - total flux cleaned = -0.00554779 Jy ! Component: 1200 - total flux cleaned = -0.00563444 Jy ! Component: 1250 - total flux cleaned = -0.00570316 Jy ! Component: 1300 - total flux cleaned = -0.00585644 Jy ! Component: 1350 - total flux cleaned = -0.00590667 Jy ! Component: 1400 - total flux cleaned = -0.00595682 Jy ! Component: 1450 - total flux cleaned = -0.0059568 Jy ! Component: 1500 - total flux cleaned = -0.00607206 Jy ! Component: 1550 - total flux cleaned = -0.00610465 Jy ! Component: 1600 - total flux cleaned = -0.00615297 Jy ! Component: 1650 - total flux cleaned = -0.00618474 Jy ! Component: 1700 - total flux cleaned = -0.00613693 Jy ! Component: 1750 - total flux cleaned = -0.00623187 Jy ! Component: 1800 - total flux cleaned = -0.0062632 Jy ! Component: 1850 - total flux cleaned = -0.00623194 Jy ! Component: 1900 - total flux cleaned = -0.00630918 Jy ! Component: 1950 - total flux cleaned = -0.00637058 Jy ! Component: 2000 - total flux cleaned = -0.00641627 Jy ! Component: 2050 - total flux cleaned = -0.00641607 Jy ! Component: 2100 - total flux cleaned = -0.00643086 Jy ! Component: 2150 - total flux cleaned = -0.00650554 Jy ! Component: 2200 - total flux cleaned = -0.00650563 Jy ! Component: 2250 - total flux cleaned = -0.00652018 Jy ! Component: 2300 - total flux cleaned = -0.00660794 Jy ! Component: 2350 - total flux cleaned = -0.00657872 Jy ! Component: 2400 - total flux cleaned = -0.00665103 Jy ! Component: 2450 - total flux cleaned = -0.00660791 Jy ! Component: 2500 - total flux cleaned = -0.00660795 Jy ! Component: 2550 - total flux cleaned = -0.00669296 Jy ! Component: 2600 - total flux cleaned = -0.00676335 Jy ! Component: 2650 - total flux cleaned = -0.00673513 Jy ! Component: 2700 - total flux cleaned = -0.00680464 Jy ! Component: 2750 - total flux cleaned = -0.00681832 Jy ! Component: 2800 - total flux cleaned = -0.00685954 Jy ! Component: 2850 - total flux cleaned = -0.00690045 Jy ! Component: 2900 - total flux cleaned = -0.0068597 Jy ! Component: 2950 - total flux cleaned = -0.00690017 Jy ! Component: 3000 - total flux cleaned = -0.00692707 Jy ! Component: 3050 - total flux cleaned = -0.00702052 Jy ! Component: 3100 - total flux cleaned = -0.00702049 Jy ! Component: 3150 - total flux cleaned = -0.00696752 Jy ! Component: 3200 - total flux cleaned = -0.00703325 Jy ! Component: 3250 - total flux cleaned = -0.00707251 Jy ! Component: 3300 - total flux cleaned = -0.00707251 Jy ! Component: 3350 - total flux cleaned = -0.00708536 Jy ! Component: 3400 - total flux cleaned = -0.00709832 Jy ! Component: 3450 - total flux cleaned = -0.00713669 Jy ! Component: 3500 - total flux cleaned = -0.00711107 Jy ! Component: 3550 - total flux cleaned = -0.00709834 Jy ! Component: 3600 - total flux cleaned = -0.00711104 Jy ! Component: 3650 - total flux cleaned = -0.00712357 Jy ! Component: 3700 - total flux cleaned = -0.00712362 Jy ! Component: 3750 - total flux cleaned = -0.00712353 Jy ! Component: 3800 - total flux cleaned = -0.00713584 Jy ! Component: 3850 - total flux cleaned = -0.00724654 Jy ! Component: 3900 - total flux cleaned = -0.00717306 Jy ! Component: 3950 - total flux cleaned = -0.00714867 Jy ! Component: 4000 - total flux cleaned = -0.0072092 Jy ! Component: 4050 - total flux cleaned = -0.00717296 Jy ! Total flux subtracted in 4096 components = -0.00718489 Jy ! Clean residual min=-0.000755 max=0.000770 Jy/beam ! Clean residual mean=-0.000001 rms=0.000204 Jy/beam ! Combined flux in latest and established models = 0.0872535 Jy keep ! Adding 294 model components to the UV plane model. ! The established model now contains 426 components and 0.0872535 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J1642-2007_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8434 x 2.166 at -7.489 degrees (North through East) ! Clean map min=-0.001186 max=0.059279 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J1642-2007_X_map.fits wmodel /vlbi/uf001/uva//J1642-2007_X_map.mod ! Writing 426 model components to file: /vlbi/uf001/uva//J1642-2007_X_map.mod wobs /vlbi/uf001/uva//J1642-2007_X_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J1642-2007_X_uvs.fits wwins /vlbi/uf001/uva//J1642-2007_X_map.win ! wwins: Wrote 5 windows to /vlbi/uf001/uva//J1642-2007_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.059279 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000202478 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -1.0247 1.0247 2.04941 4.09882 8.19764 16.3953 32.7905 65.5811 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0006 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.059 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 292.767 quit ! Quitting program ! Log file /vlbi/uf001/uva//J1642-2007_X_dfm.log closed on Mon Jan 14 03:50:27 2019