! Started logfile: /vlbi/uf001/uva//J1313+6735_X_dfm.log on Mon Jan 14 02:16:00 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//J1313+6735_X_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J1313+6735_X_uva.fits ! AN table 1: 96 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.998148 visibilities/baseline/integration-bin. ! Found source: J1313+6735 ! ! 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 51744 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 J1313+6735_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. ! ! 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=1.003020Jy sigma=22.801504 ! Fit after self-cal, rms=0.965909Jy sigma=21.973618 ! 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=0.7782 mas, bmaj=0.8842 mas, bpa=83.66 degrees ! Estimated noise=0.295685 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 = 0.0231029 Jy ! Component: 100 - total flux cleaned = 0.029494 Jy ! Total flux subtracted in 100 components = 0.029494 Jy ! Clean residual min=-0.002927 max=0.004901 Jy/beam ! Clean residual mean=0.000011 rms=0.000743 Jy/beam ! Combined flux in latest and established models = 0.029494 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 7 components and 0.029494 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=0.077117Jy sigma=1.656766 ! Fit after self-cal, rms=0.075834Jy sigma=1.627150 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00569038 Jy ! Component: 100 - total flux cleaned = 0.00892911 Jy ! Total flux subtracted in 100 components = 0.00892911 Jy ! Clean residual min=-0.002869 max=0.004613 Jy/beam ! Clean residual mean=0.000013 rms=0.000751 Jy/beam ! Combined flux in latest and established models = 0.0384231 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 13 components and 0.0384232 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=0.074668Jy sigma=1.602016 ! Fit after self-cal, rms=0.074663Jy sigma=1.601553 ! Inverting map ! Added new window around map position (0.8, -1.4). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00466072 Jy ! Component: 100 - total flux cleaned = 0.00758359 Jy ! Total flux subtracted in 100 components = 0.00758359 Jy ! Clean residual min=-0.002965 max=0.004139 Jy/beam ! Clean residual mean=0.000013 rms=0.000729 Jy/beam ! Combined flux in latest and established models = 0.0460067 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 23 components and 0.0460067 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=0.073826Jy sigma=1.582530 ! Fit after self-cal, rms=0.073720Jy sigma=1.579846 ! 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=1.033 mas, bmaj=1.202 mas, bpa=80.96 degrees ! Estimated noise=0.13941 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 = 0.009576 Jy ! Component: 100 - total flux cleaned = 0.015944 Jy ! Component: 150 - total flux cleaned = 0.0203704 Jy ! Component: 200 - total flux cleaned = 0.0234573 Jy ! Total flux subtracted in 200 components = 0.0234573 Jy ! Clean residual min=-0.005773 max=0.008548 Jy/beam ! Clean residual mean=0.000054 rms=0.001869 Jy/beam ! Combined flux in latest and established models = 0.069464 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 31 components and 0.069464 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=0.072145Jy sigma=1.547775 ! Fit after self-cal, rms=0.071860Jy sigma=1.540792 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.033 x 1.202 at 80.96 degrees (North through East) ! Clean map min=-0.0058697 max=0.034481 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.43 FD 1.48 HN 1.26 KP 0.94 ! LA 0.77 MK 1.25 NL 1.99 OV 1.35 ! PT 0.50 SC 1.09 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.44 FD 1.45 HN 1.18 KP 0.96 ! LA 0.78 MK 1.28 NL 2.08 OV 1.37 ! PT 0.50 SC 1.20 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.30 FD 1.40 HN 1.24 KP 0.96 ! LA 0.78 MK 1.30 NL 1.87 OV 1.36 ! PT 0.48 SC 1.13 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.40 FD 1.32 HN 1.18 KP 1.02 ! LA 0.79 MK 1.24 NL 1.88 OV 1.38 ! PT 0.48 SC 1.18 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.32 FD 1.29 HN 1.27 KP 1.03 ! LA 0.76 MK 1.32 NL 2.03 OV 1.42 ! PT 0.48 SC 1.11 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.39 FD 1.18 HN 1.06 KP 1.02 ! LA 0.79 MK 1.23 NL 1.83 OV 1.30 ! PT 0.50 SC 1.06 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.42 FD 1.26 HN 1.08 KP 1.04 ! LA 0.78 MK 1.28 NL 1.88 OV 1.39 ! PT 0.48 SC 0.98 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.37 FD 1.13 HN 1.11 KP 1.02 ! LA 0.80 MK 1.14 NL 1.82 OV 1.27 ! PT 0.52 SC 1.03 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.47 FD 1.19 HN 1.12 KP 0.99 ! LA 0.80 MK 1.11 NL 1.79 OV 1.25 ! PT 0.50 SC 1.07 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.33 FD 1.13 HN 1.06 KP 0.99 ! LA 0.84 MK 1.07 NL 1.67 OV 1.33 ! PT 0.51 SC 1.03 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.32 FD 1.09 HN 0.97 KP 0.99 ! LA 0.82 MK 0.96 NL 1.63 OV 1.30 ! PT 0.51 SC 0.98 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.34 FD 1.04 HN 0.95 KP 0.92 ! LA 0.87 MK 0.98 NL 1.57 OV 1.34 ! PT 0.53 SC 0.92 ! ! ! Fit before self-cal, rms=0.071860Jy sigma=1.540792 ! Fit after self-cal, rms=0.080042Jy sigma=1.462372 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.078 mas, bmaj=1.243 mas, bpa=79.8 degrees ! Estimated noise=0.152637 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 = 0.000459013 Jy ! Component: 100 - total flux cleaned = 0.000503962 Jy ! Component: 150 - total flux cleaned = 0.000544463 Jy ! Component: 200 - total flux cleaned = 0.00057949 Jy ! Total flux subtracted in 200 components = 0.00057949 Jy ! Clean residual min=-0.004853 max=0.006995 Jy/beam ! Clean residual mean=0.000038 rms=0.001670 Jy/beam ! Combined flux in latest and established models = 0.0700435 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 36 components and 0.0700435 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=0.079977Jy sigma=1.461711 ! Fit after self-cal, rms=0.082022Jy sigma=1.433733 ! 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=0.082022Jy sigma=1.433733 ! Fit after self-cal, rms=0.131873Jy sigma=1.344550 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.07 mas, bmaj=1.303 mas, bpa=72 degrees ! Estimated noise=0.167205 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00200788 Jy ! Component: 100 - total flux cleaned = 0.00216382 Jy ! Component: 150 - total flux cleaned = 0.00225247 Jy ! Component: 200 - total flux cleaned = 0.00225212 Jy ! Total flux subtracted in 200 components = 0.00225212 Jy ! Clean residual min=-0.004275 max=0.004868 Jy/beam ! Clean residual mean=0.000004 rms=0.001105 Jy/beam ! Combined flux in latest and established models = 0.0722957 Jy selfcal ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 37 components and 0.0722957 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=0.131668Jy sigma=1.345487 ! Fit after self-cal, rms=0.133822Jy sigma=1.334399 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 = -0.00107048 Jy ! Component: 100 - total flux cleaned = -0.0011838 Jy ! Component: 150 - total flux cleaned = -0.00124949 Jy ! Component: 200 - total flux cleaned = -0.0012503 Jy ! Total flux subtracted in 200 components = -0.0012503 Jy ! Clean residual min=-0.004588 max=0.004246 Jy/beam ! Clean residual mean=0.000003 rms=0.001086 Jy/beam ! Combined flux in latest and established models = 0.0710454 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 43 components and 0.0710454 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=0.133811Jy sigma=1.334059 ! Fit after self-cal, rms=0.133811Jy sigma=1.333949 ! 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=0.133811Jy sigma=1.333949 ! Fit after self-cal, rms=0.153275Jy sigma=1.331135 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.054 mas, bmaj=1.363 mas, bpa=70.29 degrees ! Estimated noise=0.171014 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00110962 Jy ! Component: 100 - total flux cleaned = 0.00115173 Jy ! Component: 150 - total flux cleaned = 0.0012254 Jy ! Component: 200 - total flux cleaned = 0.00122571 Jy ! Total flux subtracted in 200 components = 0.00122571 Jy ! Clean residual min=-0.004663 max=0.004654 Jy/beam ! Clean residual mean=-0.000002 rms=0.001073 Jy/beam ! Combined flux in latest and established models = 0.0722711 Jy selfcal ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 43 components and 0.0722711 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=0.153203Jy sigma=1.331076 ! Fit after self-cal, rms=0.153601Jy sigma=1.330356 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 = -0.000226426 Jy ! Component: 100 - total flux cleaned = -0.000167589 Jy ! Component: 150 - total flux cleaned = -0.000144081 Jy ! Component: 200 - total flux cleaned = -0.000120491 Jy ! Total flux subtracted in 200 components = -0.000120491 Jy ! Clean residual min=-0.004713 max=0.004609 Jy/beam ! Clean residual mean=-0.000003 rms=0.001078 Jy/beam ! Combined flux in latest and established models = 0.0721506 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 43 components and 0.0721506 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=0.153577Jy sigma=1.330119 ! Fit after self-cal, rms=0.153568Jy sigma=1.330037 ! 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=0.153568Jy sigma=1.330037 ! Fit after self-cal, rms=0.161066Jy sigma=1.329390 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.44 mas, bmaj=3.217 mas, bpa=79.84 degrees ! Estimated noise=0.194679 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00119191 Jy ! Component: 100 - total flux cleaned = 0.00130683 Jy ! Component: 150 - total flux cleaned = 0.00134003 Jy ! Component: 200 - total flux cleaned = 0.00136904 Jy ! Total flux subtracted in 200 components = 0.00136904 Jy ! Clean residual min=-0.008039 max=0.007346 Jy/beam ! Clean residual mean=-0.000006 rms=0.001941 Jy/beam ! Combined flux in latest and established models = 0.0735196 Jy selfcal ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 44 components and 0.0735196 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=0.161025Jy sigma=1.329315 ! Fit after self-cal, rms=0.161155Jy sigma=1.328872 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 = -5.79357e-06 Jy ! Component: 100 - total flux cleaned = 2.65856e-05 Jy ! Component: 150 - total flux cleaned = 5.54801e-05 Jy ! Component: 200 - total flux cleaned = 8.06154e-05 Jy ! Total flux subtracted in 200 components = 8.06154e-05 Jy ! Clean residual min=-0.008050 max=0.007324 Jy/beam ! Clean residual mean=-0.000007 rms=0.001946 Jy/beam ! Combined flux in latest and established models = 0.0736002 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 44 components and 0.0736002 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=0.161129Jy sigma=1.329054 ! Fit after self-cal, rms=0.161119Jy sigma=1.328859 ! 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=1.042 mas, bmaj=1.402 mas, bpa=69.05 degrees ! Estimated noise=0.172766 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.042 x 1.402 at 69.05 degrees (North through East) ! Clean map min=-0.0046764 max=0.036666 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=0.7526 mas, bmaj=1.022 mas, bpa=67.38 degrees ! Estimated noise=0.400447 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0290046 Jy ! Component: 100 - total flux cleaned = 0.0421651 Jy ! Component: 150 - total flux cleaned = 0.051078 Jy ! Component: 200 - total flux cleaned = 0.0573383 Jy ! Total flux subtracted in 200 components = 0.0573383 Jy ! Clean residual min=-0.004214 max=0.004785 Jy/beam ! Clean residual mean=0.000003 rms=0.000936 Jy/beam ! Combined flux in latest and established models = 0.0573383 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 11 model components to the UV plane model. ! The established model now contains 11 components and 0.0573383 Jy ! Inverting map and beam ! Estimated beam: bmin=1.042 mas, bmaj=1.402 mas, bpa=69.05 degrees ! Estimated noise=0.172766 mJy/beam. repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam keep new_peak = peak(flux) until(new_peak<=flux_cutoff) ! Added new window around map position (-0.6, 1). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00700594 Jy ! Component: 100 - total flux cleaned = 0.0112098 Jy ! Component: 150 - total flux cleaned = 0.0136075 Jy ! Component: 200 - total flux cleaned = 0.0142541 Jy ! Total flux subtracted in 200 components = 0.0142541 Jy ! Clean residual min=-0.004872 max=0.004465 Jy/beam ! Clean residual mean=-0.000002 rms=0.001084 Jy/beam ! Combined flux in latest and established models = 0.0715924 Jy ! Adding 25 model components to the UV plane model. ! The established model now contains 28 components and 0.0715925 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=2.44 mas, bmaj=3.217 mas, bpa=79.84 degrees ! Estimated noise=0.194679 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00012586 Jy ! Component: 100 - total flux cleaned = 0.000194099 Jy ! Component: 150 - total flux cleaned = 0.000496757 Jy ! Component: 200 - total flux cleaned = 0.00064139 Jy ! Total flux subtracted in 200 components = 0.00064139 Jy ! Clean residual min=-0.007892 max=0.006853 Jy/beam ! Clean residual mean=-0.000005 rms=0.001931 Jy/beam ! Combined flux in latest and established models = 0.0722338 Jy flux_cutoff = imstat(rms) * dynam repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam keep new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -1.12545e-06 Jy ! Component: 100 - total flux cleaned = -1.5819e-06 Jy ! Component: 150 - total flux cleaned = -6.27922e-07 Jy ! Component: 200 - total flux cleaned = -1.95198e-06 Jy ! Total flux subtracted in 200 components = -1.95198e-06 Jy ! Clean residual min=-0.007802 max=0.006855 Jy/beam ! Clean residual mean=-0.000005 rms=0.001930 Jy/beam ! Combined flux in latest and established models = 0.0722319 Jy ! Adding 23 model components to the UV plane model. ! The established model now contains 45 components and 0.0722319 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=1.042 mas, bmaj=1.402 mas, bpa=69.05 degrees ! Estimated noise=0.172766 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000515216 Jy ! Component: 100 - total flux cleaned = 0.000515927 Jy ! Component: 150 - total flux cleaned = 0.000425538 Jy ! Component: 200 - total flux cleaned = 0.000386009 Jy ! Total flux subtracted in 200 components = 0.000386009 Jy ! Clean residual min=-0.004540 max=0.004316 Jy/beam ! Clean residual mean=-0.000003 rms=0.001073 Jy/beam ! Combined flux in latest and established models = 0.0726179 Jy selfcal ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 52 components and 0.0726179 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=0.160887Jy sigma=1.328714 ! Fit after self-cal, rms=0.160678Jy sigma=1.327089 wmodel J1313+6735_X_map.mod ! Writing 52 model components to file: J1313+6735_X_map.mod wobs J1313+6735_X_uvs.fits ! Writing UV FITS file: J1313+6735_X_uvs.fits wwins J1313+6735_X_map.win ! wwins: Wrote 3 windows to J1313+6735_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 = -0.000623582 Jy ! Component: 100 - total flux cleaned = 6.05021e-05 Jy ! Component: 150 - total flux cleaned = 0.00078501 Jy ! Component: 200 - total flux cleaned = 0.00154759 Jy ! Component: 250 - total flux cleaned = 0.00221523 Jy ! Component: 300 - total flux cleaned = 0.00279675 Jy ! Component: 350 - total flux cleaned = 0.00323634 Jy ! Component: 400 - total flux cleaned = 0.00378894 Jy ! Component: 450 - total flux cleaned = 0.00427104 Jy ! Component: 500 - total flux cleaned = 0.00474523 Jy ! Component: 550 - total flux cleaned = 0.00497888 Jy ! Component: 600 - total flux cleaned = 0.00526619 Jy ! Component: 650 - total flux cleaned = 0.0054353 Jy ! Component: 700 - total flux cleaned = 0.00582674 Jy ! Component: 750 - total flux cleaned = 0.00621261 Jy ! Component: 800 - total flux cleaned = 0.0064846 Jy ! Component: 850 - total flux cleaned = 0.00680672 Jy ! Component: 900 - total flux cleaned = 0.00712471 Jy ! Component: 950 - total flux cleaned = 0.00738721 Jy ! Component: 1000 - total flux cleaned = 0.00774973 Jy ! Component: 1050 - total flux cleaned = 0.00815908 Jy ! Component: 1100 - total flux cleaned = 0.00836121 Jy ! Component: 1150 - total flux cleaned = 0.00861252 Jy ! Component: 1200 - total flux cleaned = 0.00876174 Jy ! Component: 1250 - total flux cleaned = 0.00920581 Jy ! Component: 1300 - total flux cleaned = 0.00940108 Jy ! Component: 1350 - total flux cleaned = 0.00973982 Jy ! Component: 1400 - total flux cleaned = 0.0100279 Jy ! Component: 1450 - total flux cleaned = 0.0103612 Jy ! Component: 1500 - total flux cleaned = 0.0105972 Jy ! Component: 1550 - total flux cleaned = 0.011019 Jy ! Component: 1600 - total flux cleaned = 0.0114832 Jy ! Component: 1650 - total flux cleaned = 0.0115756 Jy ! Component: 1700 - total flux cleaned = 0.0119414 Jy ! Component: 1750 - total flux cleaned = 0.0121684 Jy ! Component: 1800 - total flux cleaned = 0.0124838 Jy ! Component: 1850 - total flux cleaned = 0.0127964 Jy ! Component: 1900 - total flux cleaned = 0.0129293 Jy ! Component: 1950 - total flux cleaned = 0.0133696 Jy ! Component: 2000 - total flux cleaned = 0.0135884 Jy ! Component: 2050 - total flux cleaned = 0.0139795 Jy ! Component: 2100 - total flux cleaned = 0.0140229 Jy ! Component: 2150 - total flux cleaned = 0.0143657 Jy ! Component: 2200 - total flux cleaned = 0.0145364 Jy ! Component: 2250 - total flux cleaned = 0.0148319 Jy ! Component: 2300 - total flux cleaned = 0.0150837 Jy ! Component: 2350 - total flux cleaned = 0.0150839 Jy ! Component: 2400 - total flux cleaned = 0.0154158 Jy ! Component: 2450 - total flux cleaned = 0.0157453 Jy ! Component: 2500 - total flux cleaned = 0.0156634 Jy ! Component: 2550 - total flux cleaned = 0.0158671 Jy ! Component: 2600 - total flux cleaned = 0.01615 Jy ! Component: 2650 - total flux cleaned = 0.0161501 Jy ! Component: 2700 - total flux cleaned = 0.0164294 Jy ! Component: 2750 - total flux cleaned = 0.0165488 Jy ! Component: 2800 - total flux cleaned = 0.0167463 Jy ! Component: 2850 - total flux cleaned = 0.0168642 Jy ! Component: 2900 - total flux cleaned = 0.0170201 Jy ! Component: 2950 - total flux cleaned = 0.0171362 Jy ! Component: 3000 - total flux cleaned = 0.017252 Jy ! Component: 3050 - total flux cleaned = 0.0173672 Jy ! Component: 3100 - total flux cleaned = 0.0175579 Jy ! Component: 3150 - total flux cleaned = 0.0175959 Jy ! Component: 3200 - total flux cleaned = 0.017671 Jy ! Component: 3250 - total flux cleaned = 0.0177833 Jy ! Component: 3300 - total flux cleaned = 0.0180439 Jy ! Component: 3350 - total flux cleaned = 0.0180067 Jy ! Component: 3400 - total flux cleaned = 0.0182278 Jy ! Component: 3450 - total flux cleaned = 0.0184471 Jy ! Component: 3500 - total flux cleaned = 0.0183743 Jy ! Component: 3550 - total flux cleaned = 0.0187362 Jy ! Component: 3600 - total flux cleaned = 0.018628 Jy ! Component: 3650 - total flux cleaned = 0.0186281 Jy ! Component: 3700 - total flux cleaned = 0.0186998 Jy ! Component: 3750 - total flux cleaned = 0.0189479 Jy ! Component: 3800 - total flux cleaned = 0.0190538 Jy ! Component: 3850 - total flux cleaned = 0.019089 Jy ! Component: 3900 - total flux cleaned = 0.0190542 Jy ! Component: 3950 - total flux cleaned = 0.0191932 Jy ! Component: 4000 - total flux cleaned = 0.0192967 Jy ! Component: 4050 - total flux cleaned = 0.0194338 Jy ! Total flux subtracted in 4096 components = 0.0193311 Jy ! Clean residual min=-0.002127 max=0.001774 Jy/beam ! Clean residual mean=-0.000006 rms=0.000670 Jy/beam ! Combined flux in latest and established models = 0.091949 Jy keep ! Adding 406 model components to the UV plane model. ! The established model now contains 458 components and 0.0919491 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J1313+6735_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.042 x 1.402 at 69.05 degrees (North through East) ! Clean map min=-0.0042722 max=0.038002 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J1313+6735_X_map.fits wmodel /vlbi/uf001/uva//J1313+6735_X_map.mod ! Writing 458 model components to file: /vlbi/uf001/uva//J1313+6735_X_map.mod wobs /vlbi/uf001/uva//J1313+6735_X_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J1313+6735_X_uvs.fits wwins /vlbi/uf001/uva//J1313+6735_X_map.win ! wwins: Wrote 4 windows to /vlbi/uf001/uva//J1313+6735_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0380023 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000668006 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -5.27341 5.27341 10.5468 21.0936 42.1873 84.3746 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.002 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.038 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 56.889 quit ! Quitting program ! Log file /vlbi/uf001/uva//J1313+6735_X_dfm.log closed on Mon Jan 14 02:16:07 2019