! Started logfile: /vlbi/uf001/uva//J1316+6726_X_dfm.log on Mon Jan 14 02:17:29 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//J1316+6726_X_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J1316+6726_X_uva.fits ! AN table 1: 76 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.988889 visibilities/baseline/integration-bin. ! Found source: J1316+6726 ! ! 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 40584 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 J1316+6726_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=1.003257Jy sigma=24.946000 ! Fit after self-cal, rms=0.918351Jy sigma=22.814837 ! 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=0.7913 mas, bmaj=0.9101 mas, bpa=82.85 degrees ! Estimated noise=0.31274 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 = 0.0639788 Jy ! Component: 100 - total flux cleaned = 0.077972 Jy ! Total flux subtracted in 100 components = 0.077972 Jy ! Clean residual min=-0.003313 max=0.004215 Jy/beam ! Clean residual mean=-0.000000 rms=0.000606 Jy/beam ! Combined flux in latest and established models = 0.077972 Jy ! Performing phase self-cal ! Adding 3 model components to the UV plane model. ! The established model now contains 3 components and 0.077972 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=0.060314Jy sigma=1.348692 ! Fit after self-cal, rms=0.060066Jy sigma=1.343361 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0041308 Jy ! Component: 100 - total flux cleaned = 0.0055574 Jy ! Total flux subtracted in 100 components = 0.0055574 Jy ! Clean residual min=-0.003187 max=0.002757 Jy/beam ! Clean residual mean=0.000001 rms=0.000577 Jy/beam ! Combined flux in latest and established models = 0.0835294 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 9 components and 0.0835294 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=0.059738Jy sigma=1.334806 ! Fit after self-cal, rms=0.059740Jy sigma=1.334771 ! 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=1.032 mas, bmaj=1.199 mas, bpa=82.03 degrees ! Estimated noise=0.14591 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 (2, 0.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.003214 Jy ! Component: 100 - total flux cleaned = 0.00515451 Jy ! Component: 150 - total flux cleaned = 0.00650365 Jy ! Component: 200 - total flux cleaned = 0.00750465 Jy ! Total flux subtracted in 200 components = 0.00750465 Jy ! Clean residual min=-0.001919 max=0.002469 Jy/beam ! Clean residual mean=0.000005 rms=0.000466 Jy/beam ! Combined flux in latest and established models = 0.0910341 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 28 components and 0.0910341 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=0.059547Jy sigma=1.329605 ! Fit after self-cal, rms=0.059524Jy sigma=1.328937 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.032 x 1.199 at 82.03 degrees (North through East) ! Clean map min=-0.0018464 max=0.082681 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.11 FD 1.06 HN 0.97 KP 1.01 ! LA 1.01 MK 1.05 NL 1.11 OV 0.90 ! PT 0.85 SC 0.97 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 1.06 HN 1.01 KP 1.02 ! LA 1.01 MK 1.01 NL 1.13 OV 0.92 ! PT 0.85 SC 0.94 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 1.09 HN 1.03 KP 1.02 ! LA 0.98 MK 1.03 NL 1.11 OV 0.90 ! PT 0.87 SC 0.99 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 FD 1.07 HN 1.01 KP 1.01 ! LA 1.01 MK 1.00 NL 1.15 OV 0.92 ! PT 0.86 SC 0.94 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 1.08 HN 1.00 KP 0.97 ! LA 1.01 MK 1.01 NL 1.15 OV 0.89 ! PT 0.89 SC 1.00 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 1.05 HN 0.99 KP 1.01 ! LA 1.01 MK 1.01 NL 1.12 OV 0.91 ! PT 0.88 SC 0.93 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 1.04 HN 1.04 KP 0.99 ! LA 1.02 MK 1.02 NL 1.13 OV 0.89 ! PT 0.84 SC 0.97 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 FD 1.04 HN 1.02 KP 1.03 ! LA 1.01 MK 1.00 NL 1.11 OV 0.90 ! PT 0.88 SC 1.00 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 1.00 HN 1.04 KP 1.00 ! LA 0.97 MK 1.06 NL 1.12 OV 0.93 ! PT 0.86 SC 0.94 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 1.02 HN 0.99 KP 0.96 ! LA 0.96 MK 1.08 NL 1.12 OV 0.91 ! PT 0.88 SC 0.94 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 1.01 HN 0.99 KP 1.00 ! LA 1.01 MK 1.07 NL 1.13 OV 0.90 ! PT 0.86 SC 0.97 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 1.04 HN 0.94 KP 1.02 ! LA 0.98 MK 1.00 NL 1.17 OV 0.92 ! PT 0.86 SC 0.99 ! ! ! Fit before self-cal, rms=0.059524Jy sigma=1.328937 ! Fit after self-cal, rms=0.057746Jy sigma=1.310315 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.036 mas, bmaj=1.203 mas, bpa=80.84 degrees ! Estimated noise=0.145367 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 = -0.00103123 Jy ! Component: 100 - total flux cleaned = -0.00139468 Jy ! Component: 150 - total flux cleaned = -0.00161648 Jy ! Component: 200 - total flux cleaned = -0.001727 Jy ! Total flux subtracted in 200 components = -0.001727 Jy ! Clean residual min=-0.001160 max=0.001274 Jy/beam ! Clean residual mean=0.000002 rms=0.000266 Jy/beam ! Combined flux in latest and established models = 0.0893071 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 45 components and 0.0893071 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=0.057719Jy sigma=1.309751 ! Fit after self-cal, rms=0.057745Jy sigma=1.309259 ! 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=0.057745Jy sigma=1.309259 ! Fit after self-cal, rms=0.058699Jy sigma=1.302989 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.037 mas, bmaj=1.201 mas, bpa=80.38 degrees ! Estimated noise=0.145158 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000457064 Jy ! Component: 100 - total flux cleaned = -0.000576582 Jy ! Component: 150 - total flux cleaned = -0.000605062 Jy ! Component: 200 - total flux cleaned = -0.000605954 Jy ! Total flux subtracted in 200 components = -0.000605954 Jy ! Clean residual min=-0.000813 max=0.001136 Jy/beam ! Clean residual mean=0.000002 rms=0.000216 Jy/beam ! Combined flux in latest and established models = 0.0887012 Jy selfcal ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 53 components and 0.0887011 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=0.058690Jy sigma=1.302746 ! Fit after self-cal, rms=0.058721Jy sigma=1.302603 flux_cutoff = imstat(rms) * dynam ! Inverting map repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! Added new window around map position (3.2, -8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00115763 Jy ! Component: 100 - total flux cleaned = 0.00183339 Jy ! Component: 150 - total flux cleaned = 0.0022138 Jy ! Component: 200 - total flux cleaned = 0.00232494 Jy ! Total flux subtracted in 200 components = 0.00232494 Jy ! Clean residual min=-0.000854 max=0.001033 Jy/beam ! Clean residual mean=0.000000 rms=0.000199 Jy/beam ! Combined flux in latest and established models = 0.0910261 Jy ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 75 components and 0.0910261 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=0.058696Jy sigma=1.301952 ! Fit after self-cal, rms=0.058694Jy sigma=1.301888 ! Inverting map ! Added new window around map position (-8, 23.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00081743 Jy ! Component: 100 - total flux cleaned = 0.00122915 Jy ! Component: 150 - total flux cleaned = 0.00148229 Jy ! Component: 200 - total flux cleaned = 0.00157571 Jy ! Total flux subtracted in 200 components = 0.00157571 Jy ! Clean residual min=-0.000827 max=0.000841 Jy/beam ! Clean residual mean=-0.000000 rms=0.000192 Jy/beam ! Combined flux in latest and established models = 0.0926018 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 88 components and 0.0926018 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=0.058681Jy sigma=1.301563 ! Fit after self-cal, rms=0.058679Jy sigma=1.301539 ! Inverting map ! Added new window around map position (-29.8, 36). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000674376 Jy ! Component: 100 - total flux cleaned = 0.00081439 Jy ! Component: 150 - total flux cleaned = 0.000879446 Jy ! Component: 200 - total flux cleaned = 0.00092587 Jy ! Total flux subtracted in 200 components = 0.00092587 Jy ! Clean residual min=-0.000779 max=0.000754 Jy/beam ! Clean residual mean=-0.000000 rms=0.000188 Jy/beam ! Combined flux in latest and established models = 0.0935277 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 101 components and 0.0935277 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=0.058669Jy sigma=1.301245 ! Fit after self-cal, rms=0.058668Jy sigma=1.301227 ! 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=0.058668Jy sigma=1.301227 ! Fit after self-cal, rms=0.058839Jy sigma=1.301104 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.038 mas, bmaj=1.201 mas, bpa=80.17 degrees ! Estimated noise=0.145103 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 5.31652e-05 Jy ! Component: 100 - total flux cleaned = 0.000169996 Jy ! Component: 150 - total flux cleaned = 0.000193338 Jy ! Component: 200 - total flux cleaned = 0.000215748 Jy ! Total flux subtracted in 200 components = 0.000215748 Jy ! Clean residual min=-0.000756 max=0.000737 Jy/beam ! Clean residual mean=-0.000000 rms=0.000184 Jy/beam ! Combined flux in latest and established models = 0.0937434 Jy selfcal ! Performing phase self-cal ! Adding 36 model components to the UV plane model. ! The established model now contains 109 components and 0.0937434 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=0.058834Jy sigma=1.300970 ! Fit after self-cal, rms=0.058838Jy sigma=1.300964 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 = 9.30949e-06 Jy ! Component: 100 - total flux cleaned = 9.36414e-06 Jy ! Component: 150 - total flux cleaned = -2.89206e-07 Jy ! Component: 200 - total flux cleaned = 1.89748e-05 Jy ! Total flux subtracted in 200 components = 1.89748e-05 Jy ! Clean residual min=-0.000752 max=0.000738 Jy/beam ! Clean residual mean=-0.000000 rms=0.000183 Jy/beam ! Combined flux in latest and established models = 0.0937624 Jy ! Performing phase self-cal ! Adding 37 model components to the UV plane model. ! The established model now contains 115 components and 0.0937624 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=0.058834Jy sigma=1.300887 ! Fit after self-cal, rms=0.058834Jy sigma=1.300889 ! 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=0.058834Jy sigma=1.300889 ! Fit after self-cal, rms=0.058845Jy sigma=1.300877 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.281 mas, bmaj=2.672 mas, bpa=75.68 degrees ! Estimated noise=0.184007 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000214264 Jy ! Component: 100 - total flux cleaned = 0.00036827 Jy ! Component: 150 - total flux cleaned = 0.000474343 Jy ! Component: 200 - total flux cleaned = 0.000557295 Jy ! Total flux subtracted in 200 components = 0.000557295 Jy ! Clean residual min=-0.001037 max=0.000905 Jy/beam ! Clean residual mean=-0.000001 rms=0.000241 Jy/beam ! Combined flux in latest and established models = 0.0943197 Jy selfcal ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 125 components and 0.0943197 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=0.058843Jy sigma=1.300858 ! Fit after self-cal, rms=0.058843Jy sigma=1.300848 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 = 6.22912e-05 Jy ! Component: 100 - total flux cleaned = 0.000148986 Jy ! Component: 150 - total flux cleaned = 0.000221085 Jy ! Component: 200 - total flux cleaned = 0.000295006 Jy ! Total flux subtracted in 200 components = 0.000295006 Jy ! Clean residual min=-0.001034 max=0.000898 Jy/beam ! Clean residual mean=-0.000002 rms=0.000240 Jy/beam ! Combined flux in latest and established models = 0.0946147 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 132 components and 0.0946147 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=0.058842Jy sigma=1.300846 ! Fit after self-cal, rms=0.058842Jy sigma=1.300841 ! 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=1.039 mas, bmaj=1.201 mas, bpa=80.1 degrees ! Estimated noise=0.145086 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.039 x 1.201 at 80.1 degrees (North through East) ! Clean map min=-0.00071876 max=0.082581 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=0.7936 mas, bmaj=0.9095 mas, bpa=80.35 degrees ! Estimated noise=0.312461 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0640251 Jy ! Component: 100 - total flux cleaned = 0.077999 Jy ! Component: 150 - total flux cleaned = 0.0817555 Jy ! Component: 200 - total flux cleaned = 0.0829746 Jy ! Total flux subtracted in 200 components = 0.0829746 Jy ! Clean residual min=-0.002056 max=0.001949 Jy/beam ! Clean residual mean=-0.000000 rms=0.000446 Jy/beam ! Combined flux in latest and established models = 0.0829746 Jy uvw 0,-1 ! Uniform weighting is not currently selected. ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. flux_cutoff = imstat(rms) * dynam ! Adding 16 model components to the UV plane model. ! The established model now contains 16 components and 0.0829746 Jy ! Inverting map and beam ! Estimated beam: bmin=1.039 mas, bmaj=1.201 mas, bpa=80.1 degrees ! Estimated noise=0.145086 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 = 0.00195137 Jy ! Component: 100 - total flux cleaned = 0.00331855 Jy ! Component: 150 - total flux cleaned = 0.0044096 Jy ! Component: 200 - total flux cleaned = 0.00530315 Jy ! Total flux subtracted in 200 components = 0.00530315 Jy ! Clean residual min=-0.000889 max=0.000826 Jy/beam ! Clean residual mean=0.000001 rms=0.000203 Jy/beam ! Combined flux in latest and established models = 0.0882778 Jy ! Adding 42 model components to the UV plane model. ! The established model now contains 53 components and 0.0882778 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=2.281 mas, bmaj=2.672 mas, bpa=75.68 degrees ! Estimated noise=0.184007 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00127296 Jy ! Component: 100 - total flux cleaned = 0.00218355 Jy ! Component: 150 - total flux cleaned = 0.00291584 Jy ! Component: 200 - total flux cleaned = 0.0035237 Jy ! Total flux subtracted in 200 components = 0.0035237 Jy ! Clean residual min=-0.001157 max=0.000999 Jy/beam ! Clean residual mean=-0.000000 rms=0.000257 Jy/beam ! Combined flux in latest and established models = 0.0918015 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 = 0.000509548 Jy ! Component: 100 - total flux cleaned = 0.000893057 Jy ! Component: 150 - total flux cleaned = 0.00118075 Jy ! Component: 200 - total flux cleaned = 0.00142336 Jy ! Total flux subtracted in 200 components = 0.00142336 Jy ! Clean residual min=-0.001110 max=0.000940 Jy/beam ! Clean residual mean=-0.000001 rms=0.000246 Jy/beam ! Combined flux in latest and established models = 0.0932248 Jy ! Adding 88 model components to the UV plane model. ! The established model now contains 132 components and 0.0932248 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=1.039 mas, bmaj=1.201 mas, bpa=80.1 degrees ! Estimated noise=0.145086 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000128827 Jy ! Component: 100 - total flux cleaned = 0.000284802 Jy ! Component: 150 - total flux cleaned = 0.000349458 Jy ! Component: 200 - total flux cleaned = 0.000398167 Jy ! Total flux subtracted in 200 components = 0.000398167 Jy ! Clean residual min=-0.000801 max=0.000742 Jy/beam ! Clean residual mean=-0.000000 rms=0.000183 Jy/beam ! Combined flux in latest and established models = 0.093623 Jy selfcal ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 152 components and 0.093623 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=0.058853Jy sigma=1.301078 ! Fit after self-cal, rms=0.058848Jy sigma=1.301042 wmodel J1316+6726_X_map.mod ! Writing 152 model components to file: J1316+6726_X_map.mod wobs J1316+6726_X_uvs.fits ! Writing UV FITS file: J1316+6726_X_uvs.fits wwins J1316+6726_X_map.win ! wwins: Wrote 5 windows to J1316+6726_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 = -9.49223e-05 Jy ! Component: 100 - total flux cleaned = 1.07332e-07 Jy ! Component: 150 - total flux cleaned = 1.45963e-07 Jy ! Component: 200 - total flux cleaned = 3.82039e-07 Jy ! Component: 250 - total flux cleaned = 3.76145e-05 Jy ! Component: 300 - total flux cleaned = 6.18108e-05 Jy ! Component: 350 - total flux cleaned = 6.16372e-05 Jy ! Component: 400 - total flux cleaned = 4.97358e-05 Jy ! Component: 450 - total flux cleaned = 3.21216e-06 Jy ! Component: 500 - total flux cleaned = -5.42206e-05 Jy ! Component: 550 - total flux cleaned = -9.95504e-05 Jy ! Component: 600 - total flux cleaned = -0.00016665 Jy ! Component: 650 - total flux cleaned = -0.000177761 Jy ! Component: 700 - total flux cleaned = -0.000232631 Jy ! Component: 750 - total flux cleaned = -0.000275903 Jy ! Component: 800 - total flux cleaned = -0.000307847 Jy ! Component: 850 - total flux cleaned = -0.000307715 Jy ! Component: 900 - total flux cleaned = -0.000318345 Jy ! Component: 950 - total flux cleaned = -0.000349611 Jy ! Component: 1000 - total flux cleaned = -0.0003703 Jy ! Component: 1050 - total flux cleaned = -0.000431739 Jy ! Component: 1100 - total flux cleaned = -0.000451956 Jy ! Component: 1150 - total flux cleaned = -0.000442014 Jy ! Component: 1200 - total flux cleaned = -0.00049209 Jy ! Component: 1250 - total flux cleaned = -0.000551549 Jy ! Component: 1300 - total flux cleaned = -0.000561334 Jy ! Component: 1350 - total flux cleaned = -0.000580721 Jy ! Component: 1400 - total flux cleaned = -0.000600129 Jy ! Component: 1450 - total flux cleaned = -0.000609659 Jy ! Component: 1500 - total flux cleaned = -0.000657463 Jy ! Component: 1550 - total flux cleaned = -0.000657375 Jy ! Component: 1600 - total flux cleaned = -0.000657316 Jy ! Component: 1650 - total flux cleaned = -0.000676051 Jy ! Component: 1700 - total flux cleaned = -0.00069462 Jy ! Component: 1750 - total flux cleaned = -0.000685319 Jy ! Component: 1800 - total flux cleaned = -0.000694453 Jy ! Component: 1850 - total flux cleaned = -0.000712704 Jy ! Component: 1900 - total flux cleaned = -0.000721785 Jy ! Component: 1950 - total flux cleaned = -0.000739859 Jy ! Component: 2000 - total flux cleaned = -0.000712813 Jy ! Component: 2050 - total flux cleaned = -0.000757462 Jy ! Component: 2100 - total flux cleaned = -0.000757412 Jy ! Component: 2150 - total flux cleaned = -0.000748666 Jy ! Component: 2200 - total flux cleaned = -0.000766255 Jy ! Component: 2250 - total flux cleaned = -0.000783765 Jy ! Component: 2300 - total flux cleaned = -0.000783769 Jy ! Component: 2350 - total flux cleaned = -0.000792424 Jy ! Component: 2400 - total flux cleaned = -0.000792469 Jy ! Component: 2450 - total flux cleaned = -0.000792489 Jy ! Component: 2500 - total flux cleaned = -0.000843491 Jy ! Component: 2550 - total flux cleaned = -0.000826448 Jy ! Component: 2600 - total flux cleaned = -0.000885393 Jy ! Component: 2650 - total flux cleaned = -0.000902106 Jy ! Component: 2700 - total flux cleaned = -0.000910402 Jy ! Component: 2750 - total flux cleaned = -0.000885513 Jy ! Component: 2800 - total flux cleaned = -0.000943299 Jy ! Component: 2850 - total flux cleaned = -0.000967898 Jy ! Component: 2900 - total flux cleaned = -0.000976038 Jy ! Component: 2950 - total flux cleaned = -0.0010005 Jy ! Component: 3000 - total flux cleaned = -0.00099246 Jy ! Component: 3050 - total flux cleaned = -0.000992418 Jy ! Component: 3100 - total flux cleaned = -0.00107264 Jy ! Component: 3150 - total flux cleaned = -0.00104871 Jy ! Component: 3200 - total flux cleaned = -0.00108056 Jy ! Component: 3250 - total flux cleaned = -0.00108053 Jy ! Component: 3300 - total flux cleaned = -0.00110423 Jy ! Component: 3350 - total flux cleaned = -0.00112778 Jy ! Component: 3400 - total flux cleaned = -0.00113557 Jy ! Component: 3450 - total flux cleaned = -0.00115884 Jy ! Component: 3500 - total flux cleaned = -0.00118208 Jy ! Component: 3550 - total flux cleaned = -0.00118204 Jy ! Component: 3600 - total flux cleaned = -0.0011898 Jy ! Component: 3650 - total flux cleaned = -0.00120513 Jy ! Component: 3700 - total flux cleaned = -0.00124319 Jy ! Component: 3750 - total flux cleaned = -0.00119765 Jy ! Component: 3800 - total flux cleaned = -0.00124299 Jy ! Component: 3850 - total flux cleaned = -0.00128057 Jy ! Component: 3900 - total flux cleaned = -0.00130311 Jy ! Component: 3950 - total flux cleaned = -0.00131802 Jy ! Component: 4000 - total flux cleaned = -0.00129567 Jy ! Component: 4050 - total flux cleaned = -0.00129567 Jy ! Total flux subtracted in 4096 components = -0.00133258 Jy ! Clean residual min=-0.000396 max=0.000449 Jy/beam ! Clean residual mean=-0.000000 rms=0.000126 Jy/beam ! Combined flux in latest and established models = 0.0922904 Jy keep ! Adding 338 model components to the UV plane model. ! The established model now contains 490 components and 0.0922904 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J1316+6726_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.039 x 1.201 at 80.1 degrees (North through East) ! Clean map min=-0.00071477 max=0.082711 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J1316+6726_X_map.fits wmodel /vlbi/uf001/uva//J1316+6726_X_map.mod ! Writing 490 model components to file: /vlbi/uf001/uva//J1316+6726_X_map.mod wobs /vlbi/uf001/uva//J1316+6726_X_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J1316+6726_X_uvs.fits wwins /vlbi/uf001/uva//J1316+6726_X_map.win ! wwins: Wrote 6 windows to /vlbi/uf001/uva//J1316+6726_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0827106 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000125256 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.454317 0.454317 0.908634 1.81727 3.63454 7.26907 14.5381 29.0763 58.1526 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0003 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.082 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 660.331 quit ! Quitting program ! Log file /vlbi/uf001/uva//J1316+6726_X_dfm.log closed on Mon Jan 14 02:17:35 2019