! Started logfile: /vlbi/uf001/uva//J1206+3941_X_dfm.log on Mon Jan 14 01:39:08 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//J1206+3941_X_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J1206+3941_X_uva.fits ! AN table 1: 57 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.729825 visibilities/baseline/integration-bin. ! Found source: J1206+3941 ! ! 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 22464 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 J1206+3941_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 112 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 112 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 112 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 112 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 112 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 112 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 112 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 112 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 112 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 112 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 112 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 112 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.037711Jy sigma=24.186792 ! Fit after self-cal, rms=0.748589Jy sigma=17.486699 ! 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=0.8262 mas, bmaj=1.169 mas, bpa=1.278 degrees ! Estimated noise=0.411317 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 = 0.199073 Jy ! Component: 100 - total flux cleaned = 0.242548 Jy ! Total flux subtracted in 100 components = 0.242548 Jy ! Clean residual min=-0.009873 max=0.012730 Jy/beam ! Clean residual mean=0.000007 rms=0.002289 Jy/beam ! Combined flux in latest and established models = 0.242548 Jy ! Performing phase self-cal ! Adding 3 model components to the UV plane model. ! The established model now contains 3 components and 0.242548 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=0.074244Jy sigma=1.636979 ! Fit after self-cal, rms=0.074241Jy sigma=1.636895 ! 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=1.02 mas, bmaj=1.466 mas, bpa=8.455 degrees ! Estimated noise=0.213049 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 = 0.00963675 Jy ! Component: 100 - total flux cleaned = 0.00918677 Jy ! Component: 150 - total flux cleaned = 0.0088355 Jy ! Component: 200 - total flux cleaned = 0.0086838 Jy ! Total flux subtracted in 200 components = 0.0086838 Jy ! Clean residual min=-0.010288 max=0.011626 Jy/beam ! Clean residual mean=0.000005 rms=0.002418 Jy/beam ! Combined flux in latest and established models = 0.251232 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 11 components and 0.251232 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=0.072451Jy sigma=1.601787 ! Fit after self-cal, rms=0.072444Jy sigma=1.601669 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.02 x 1.466 at 8.455 degrees (North through East) ! Clean map min=-0.0098616 max=0.25557 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.20 FD 0.96 HN 0.86 KP 0.98 ! LA 1.13 MK 1.04 NL 1.12 OV 0.89 ! PT 0.91 SC 0.94 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.21 FD 0.95 HN 0.87 KP 0.99 ! LA 1.12 MK 1.05 NL 1.12 OV 0.88 ! PT 0.91 SC 0.94 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.18 FD 0.96 HN 0.88 KP 0.98 ! LA 1.13 MK 1.05 NL 1.12 OV 0.88 ! PT 0.91 SC 0.94 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.21 FD 0.96 HN 0.87 KP 0.98 ! LA 1.13 MK 1.05 NL 1.12 OV 0.88 ! PT 0.91 SC 0.95 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.18 FD 0.97 HN 0.86 KP 1.00 ! LA 1.13 MK 1.07 NL 1.12 OV 0.89 ! PT 0.92 SC 0.91 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.19 FD 0.96 HN 0.89 KP 0.98 ! LA 1.13 MK 1.07 NL 1.12 OV 0.89 ! PT 0.89 SC 0.93 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.17 FD 0.98 HN 0.86 KP 0.99 ! LA 1.13 MK 1.05 NL 1.12 OV 0.88 ! PT 0.92 SC 0.94 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.17 FD 0.97 HN 0.88 KP 0.98 ! LA 1.14 MK 1.05 NL 1.12 OV 0.88 ! PT 0.91 SC 0.94 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.18 FD 0.95 HN 0.90 KP 0.98 ! LA 1.12 MK 1.03 NL 1.13 OV 0.89 ! PT 0.90 SC 0.93 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.17 FD 0.97 HN 0.87 KP 1.00 ! LA 1.12 MK 1.04 NL 1.12 OV 0.88 ! PT 0.90 SC 0.94 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.17 FD 0.96 HN 0.87 KP 0.99 ! LA 1.14 MK 1.05 NL 1.11 OV 0.87 ! PT 0.95 SC 0.92 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.21 FD 0.95 HN 0.87 KP 1.00 ! LA 1.10 MK 1.05 NL 1.13 OV 0.89 ! PT 0.92 SC 0.93 ! ! ! Fit before self-cal, rms=0.072444Jy sigma=1.601669 ! Fit after self-cal, rms=0.063632Jy sigma=1.370757 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.005 mas, bmaj=1.468 mas, bpa=8.64 degrees ! Estimated noise=0.211473 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 = 0.00486525 Jy ! Component: 100 - total flux cleaned = 0.00498427 Jy ! Component: 150 - total flux cleaned = 0.00497911 Jy ! Component: 200 - total flux cleaned = 0.00497901 Jy ! Total flux subtracted in 200 components = 0.00497901 Jy ! Clean residual min=-0.006351 max=0.006465 Jy/beam ! Clean residual mean=0.000007 rms=0.001474 Jy/beam ! Combined flux in latest and established models = 0.256211 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 17 components and 0.256211 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=0.063114Jy sigma=1.358764 ! Fit after self-cal, rms=0.063174Jy sigma=1.357780 ! 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=0.063174Jy sigma=1.357780 ! Fit after self-cal, rms=0.058629Jy sigma=1.222853 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.006 mas, bmaj=1.462 mas, bpa=8.988 degrees ! Estimated noise=0.212622 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00225372 Jy ! Component: 100 - total flux cleaned = 0.00264236 Jy ! Component: 150 - total flux cleaned = 0.00284988 Jy ! Component: 200 - total flux cleaned = 0.00303034 Jy ! Total flux subtracted in 200 components = 0.00303034 Jy ! Clean residual min=-0.001861 max=0.002673 Jy/beam ! Clean residual mean=0.000000 rms=0.000447 Jy/beam ! Combined flux in latest and established models = 0.259241 Jy selfcal ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 21 components and 0.259241 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=0.058489Jy sigma=1.219287 ! Fit after self-cal, rms=0.058556Jy sigma=1.218757 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 (12.4, 2.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00276947 Jy ! Component: 100 - total flux cleaned = 0.00434317 Jy ! Component: 150 - total flux cleaned = 0.00473288 Jy ! Component: 200 - total flux cleaned = 0.00493973 Jy ! Total flux subtracted in 200 components = 0.00493973 Jy ! Clean residual min=-0.001537 max=0.001934 Jy/beam ! Clean residual mean=-0.000000 rms=0.000380 Jy/beam ! Combined flux in latest and established models = 0.264181 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 37 components and 0.264181 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=0.058408Jy sigma=1.214858 ! Fit after self-cal, rms=0.058397Jy sigma=1.214589 ! Inverting map ! Added new window around map position (1.2, 0.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00158129 Jy ! Component: 100 - total flux cleaned = 0.00189542 Jy ! Component: 150 - total flux cleaned = 0.00201131 Jy ! Component: 200 - total flux cleaned = 0.00211519 Jy ! Total flux subtracted in 200 components = 0.00211519 Jy ! Clean residual min=-0.001516 max=0.001667 Jy/beam ! Clean residual mean=-0.000000 rms=0.000351 Jy/beam ! Combined flux in latest and established models = 0.266296 Jy ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 52 components and 0.266296 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=0.058331Jy sigma=1.212848 ! Fit after self-cal, rms=0.058328Jy sigma=1.212757 ! Inverting map ! Added new window around map position (30.2, -6.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00144988 Jy ! Component: 100 - total flux cleaned = 0.00173099 Jy ! Component: 150 - total flux cleaned = 0.00185353 Jy ! Component: 200 - total flux cleaned = 0.00199554 Jy ! Total flux subtracted in 200 components = 0.00199554 Jy ! Clean residual min=-0.001463 max=0.001439 Jy/beam ! Clean residual mean=-0.000000 rms=0.000324 Jy/beam ! Combined flux in latest and established models = 0.268292 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 64 components and 0.268292 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=0.058282Jy sigma=1.211457 ! Fit after self-cal, rms=0.058279Jy sigma=1.211406 ! 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=0.058279Jy sigma=1.211406 ! Fit after self-cal, rms=0.058312Jy sigma=1.210397 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.005 mas, bmaj=1.459 mas, bpa=8.696 degrees ! Estimated noise=0.212808 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0012397 Jy ! Component: 100 - total flux cleaned = 0.00188932 Jy ! Component: 150 - total flux cleaned = 0.00221208 Jy ! Component: 200 - total flux cleaned = 0.00240414 Jy ! Total flux subtracted in 200 components = 0.00240414 Jy ! Clean residual min=-0.001195 max=0.001466 Jy/beam ! Clean residual mean=-0.000000 rms=0.000285 Jy/beam ! Combined flux in latest and established models = 0.270696 Jy selfcal ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 68 components and 0.270696 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=0.058278Jy sigma=1.209502 ! Fit after self-cal, rms=0.058279Jy sigma=1.209474 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 (10, 1.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0012222 Jy ! Component: 100 - total flux cleaned = 0.00171441 Jy ! Component: 150 - total flux cleaned = 0.00201747 Jy ! Component: 200 - total flux cleaned = 0.00210252 Jy ! Total flux subtracted in 200 components = 0.00210252 Jy ! Clean residual min=-0.001156 max=0.001159 Jy/beam ! Clean residual mean=-0.000000 rms=0.000268 Jy/beam ! Combined flux in latest and established models = 0.272799 Jy ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 80 components and 0.272799 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=0.058246Jy sigma=1.208663 ! Fit after self-cal, rms=0.058245Jy sigma=1.208644 ! Inverting map ! Added new window around map position (-23.8, -38.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00101 Jy ! Component: 100 - total flux cleaned = 0.00139402 Jy ! Component: 150 - total flux cleaned = 0.00149841 Jy ! Component: 200 - total flux cleaned = 0.00153702 Jy ! Total flux subtracted in 200 components = 0.00153702 Jy ! Clean residual min=-0.001161 max=0.001060 Jy/beam ! Clean residual mean=-0.000000 rms=0.000256 Jy/beam ! Combined flux in latest and established models = 0.274336 Jy ! Performing phase self-cal ! Adding 37 model components to the UV plane model. ! The established model now contains 103 components and 0.274336 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=0.058221Jy sigma=1.208101 ! Fit after self-cal, rms=0.058220Jy sigma=1.208073 ! 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=0.058220Jy sigma=1.208073 ! Fit after self-cal, rms=0.058275Jy sigma=1.207897 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.996 mas, bmaj=2.408 mas, bpa=5.975 degrees ! Estimated noise=0.271987 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00081912 Jy ! Component: 100 - total flux cleaned = 0.00122622 Jy ! Component: 150 - total flux cleaned = 0.00151153 Jy ! Component: 200 - total flux cleaned = 0.00166077 Jy ! Total flux subtracted in 200 components = 0.00166077 Jy ! Clean residual min=-0.001115 max=0.001090 Jy/beam ! Clean residual mean=-0.000001 rms=0.000300 Jy/beam ! Combined flux in latest and established models = 0.275996 Jy selfcal ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 123 components and 0.275996 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=0.058265Jy sigma=1.207744 ! Fit after self-cal, rms=0.058266Jy sigma=1.207721 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 = 0.000306303 Jy ! Component: 100 - total flux cleaned = 0.000379101 Jy ! Component: 150 - total flux cleaned = 0.000444681 Jy ! Component: 200 - total flux cleaned = 0.000432566 Jy ! Total flux subtracted in 200 components = 0.000432566 Jy ! Clean residual min=-0.001088 max=0.001069 Jy/beam ! Clean residual mean=-0.000001 rms=0.000293 Jy/beam ! Combined flux in latest and established models = 0.276429 Jy ! Performing phase self-cal ! Adding 33 model components to the UV plane model. ! The established model now contains 137 components and 0.276429 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=0.058263Jy sigma=1.207677 ! Fit after self-cal, rms=0.058263Jy sigma=1.207670 ! 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=1.004 mas, bmaj=1.458 mas, bpa=8.637 degrees ! Estimated noise=0.212959 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.004 x 1.458 at 8.637 degrees (North through East) ! Clean map min=-0.0010223 max=0.25529 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=0.8196 mas, bmaj=1.167 mas, bpa=2.379 degrees ! Estimated noise=0.4043 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.19566 Jy ! Component: 100 - total flux cleaned = 0.238616 Jy ! Component: 150 - total flux cleaned = 0.252535 Jy ! Component: 200 - total flux cleaned = 0.259801 Jy ! Total flux subtracted in 200 components = 0.259801 Jy ! Clean residual min=-0.002900 max=0.003458 Jy/beam ! Clean residual mean=0.000001 rms=0.000594 Jy/beam ! Combined flux in latest and established models = 0.259801 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 8 model components to the UV plane model. ! The established model now contains 8 components and 0.259801 Jy ! Inverting map and beam ! Estimated beam: bmin=1.004 mas, bmaj=1.458 mas, bpa=8.637 degrees ! Estimated noise=0.212959 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 = 0.00389411 Jy ! Component: 100 - total flux cleaned = 0.00585445 Jy ! Component: 150 - total flux cleaned = 0.00746523 Jy ! Component: 200 - total flux cleaned = 0.00882855 Jy ! Total flux subtracted in 200 components = 0.00882855 Jy ! Clean residual min=-0.001579 max=0.001371 Jy/beam ! Clean residual mean=0.000000 rms=0.000340 Jy/beam ! Combined flux in latest and established models = 0.268629 Jy ! Adding 25 model components to the UV plane model. ! The established model now contains 29 components and 0.268629 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=1.996 mas, bmaj=2.408 mas, bpa=5.975 degrees ! Estimated noise=0.271987 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00208858 Jy ! Component: 100 - total flux cleaned = 0.00363103 Jy ! Component: 150 - total flux cleaned = 0.00486135 Jy ! Component: 200 - total flux cleaned = 0.00563222 Jy ! Total flux subtracted in 200 components = 0.00563222 Jy ! Clean residual min=-0.001387 max=0.001189 Jy/beam ! Clean residual mean=-0.000000 rms=0.000340 Jy/beam ! Combined flux in latest and established models = 0.274262 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 = 0.000614618 Jy ! Component: 100 - total flux cleaned = 0.00114244 Jy ! Component: 150 - total flux cleaned = 0.00150249 Jy ! Component: 200 - total flux cleaned = 0.00168909 Jy ! Total flux subtracted in 200 components = 0.00168909 Jy ! Clean residual min=-0.001252 max=0.001101 Jy/beam ! Clean residual mean=-0.000000 rms=0.000314 Jy/beam ! Combined flux in latest and established models = 0.275951 Jy ! Adding 72 model components to the UV plane model. ! The established model now contains 94 components and 0.275951 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=1.004 mas, bmaj=1.458 mas, bpa=8.637 degrees ! Estimated noise=0.212959 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -6.20143e-05 Jy ! Component: 100 - total flux cleaned = -6.10455e-05 Jy ! Component: 150 - total flux cleaned = 0.000224645 Jy ! Component: 200 - total flux cleaned = 0.000452576 Jy ! Total flux subtracted in 200 components = 0.000452576 Jy ! Clean residual min=-0.001284 max=0.001118 Jy/beam ! Clean residual mean=-0.000000 rms=0.000267 Jy/beam ! Combined flux in latest and established models = 0.276403 Jy selfcal ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 107 components and 0.276403 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=0.058321Jy sigma=1.209225 ! Fit after self-cal, rms=0.058313Jy sigma=1.209042 wmodel J1206+3941_X_map.mod ! Writing 107 model components to file: J1206+3941_X_map.mod wobs J1206+3941_X_uvs.fits ! Writing UV FITS file: J1206+3941_X_uvs.fits wwins J1206+3941_X_map.win ! wwins: Wrote 6 windows to J1206+3941_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 = -0.000462424 Jy ! Component: 100 - total flux cleaned = -0.000580153 Jy ! Component: 150 - total flux cleaned = -0.000598603 Jy ! Component: 200 - total flux cleaned = -0.000706075 Jy ! Component: 250 - total flux cleaned = -0.000827424 Jy ! Component: 300 - total flux cleaned = -0.000945915 Jy ! Component: 350 - total flux cleaned = -0.000978986 Jy ! Component: 400 - total flux cleaned = -0.00101173 Jy ! Component: 450 - total flux cleaned = -0.00105972 Jy ! Component: 500 - total flux cleaned = -0.00110665 Jy ! Component: 550 - total flux cleaned = -0.00118369 Jy ! Component: 600 - total flux cleaned = -0.00124444 Jy ! Component: 650 - total flux cleaned = -0.00128958 Jy ! Component: 700 - total flux cleaned = -0.00130456 Jy ! Component: 750 - total flux cleaned = -0.00143538 Jy ! Component: 800 - total flux cleaned = -0.00146389 Jy ! Component: 850 - total flux cleaned = -0.00152041 Jy ! Component: 900 - total flux cleaned = -0.00161835 Jy ! Component: 950 - total flux cleaned = -0.00168715 Jy ! Component: 1000 - total flux cleaned = -0.00171429 Jy ! Component: 1050 - total flux cleaned = -0.00179547 Jy ! Component: 1100 - total flux cleaned = -0.00183542 Jy ! Component: 1150 - total flux cleaned = -0.0019147 Jy ! Component: 1200 - total flux cleaned = -0.00196671 Jy ! Component: 1250 - total flux cleaned = -0.00203108 Jy ! Component: 1300 - total flux cleaned = -0.00208185 Jy ! Component: 1350 - total flux cleaned = -0.00209448 Jy ! Component: 1400 - total flux cleaned = -0.00215707 Jy ! Component: 1450 - total flux cleaned = -0.00219418 Jy ! Component: 1500 - total flux cleaned = -0.00225534 Jy ! Component: 1550 - total flux cleaned = -0.0023281 Jy ! Component: 1600 - total flux cleaned = -0.00235218 Jy ! Component: 1650 - total flux cleaned = -0.00238788 Jy ! Component: 1700 - total flux cleaned = -0.00239977 Jy ! Component: 1750 - total flux cleaned = -0.00242325 Jy ! Component: 1800 - total flux cleaned = -0.00249281 Jy ! Component: 1850 - total flux cleaned = -0.00251582 Jy ! Component: 1900 - total flux cleaned = -0.00250447 Jy ! Component: 1950 - total flux cleaned = -0.00254988 Jy ! Component: 2000 - total flux cleaned = -0.00258347 Jy ! Component: 2050 - total flux cleaned = -0.00260581 Jy ! Component: 2100 - total flux cleaned = -0.00266096 Jy ! Component: 2150 - total flux cleaned = -0.00268277 Jy ! Component: 2200 - total flux cleaned = -0.00268276 Jy ! Component: 2250 - total flux cleaned = -0.00274746 Jy ! Component: 2300 - total flux cleaned = -0.00277931 Jy ! Component: 2350 - total flux cleaned = -0.00282165 Jy ! Component: 2400 - total flux cleaned = -0.00280067 Jy ! Component: 2450 - total flux cleaned = -0.00288409 Jy ! Component: 2500 - total flux cleaned = -0.00289432 Jy ! Component: 2550 - total flux cleaned = -0.002884 Jy ! Component: 2600 - total flux cleaned = -0.00295548 Jy ! Component: 2650 - total flux cleaned = -0.0029555 Jy ! Component: 2700 - total flux cleaned = -0.00295556 Jy ! Component: 2750 - total flux cleaned = -0.00297551 Jy ! Component: 2800 - total flux cleaned = -0.00303487 Jy ! Component: 2850 - total flux cleaned = -0.00301525 Jy ! Component: 2900 - total flux cleaned = -0.00303482 Jy ! Component: 2950 - total flux cleaned = -0.00308341 Jy ! Component: 3000 - total flux cleaned = -0.00308342 Jy ! Component: 3050 - total flux cleaned = -0.00313129 Jy ! Component: 3100 - total flux cleaned = -0.00313129 Jy ! Component: 3150 - total flux cleaned = -0.00312173 Jy ! Component: 3200 - total flux cleaned = -0.00315919 Jy ! Component: 3250 - total flux cleaned = -0.00316853 Jy ! Component: 3300 - total flux cleaned = -0.00318703 Jy ! Component: 3350 - total flux cleaned = -0.00319623 Jy ! Component: 3400 - total flux cleaned = -0.00317804 Jy ! Component: 3450 - total flux cleaned = -0.00316889 Jy ! Component: 3500 - total flux cleaned = -0.00316899 Jy ! Component: 3550 - total flux cleaned = -0.00318712 Jy ! Component: 3600 - total flux cleaned = -0.00324071 Jy ! Component: 3650 - total flux cleaned = -0.00324086 Jy ! Component: 3700 - total flux cleaned = -0.00327623 Jy ! Component: 3750 - total flux cleaned = -0.00324112 Jy ! Component: 3800 - total flux cleaned = -0.00328474 Jy ! Component: 3850 - total flux cleaned = -0.0032934 Jy ! Component: 3900 - total flux cleaned = -0.00331941 Jy ! Component: 3950 - total flux cleaned = -0.00331929 Jy ! Component: 4000 - total flux cleaned = -0.00335342 Jy ! Component: 4050 - total flux cleaned = -0.00334492 Jy ! Total flux subtracted in 4096 components = -0.00333643 Jy ! Clean residual min=-0.000433 max=0.000528 Jy/beam ! Clean residual mean=0.000000 rms=0.000143 Jy/beam ! Combined flux in latest and established models = 0.273067 Jy keep ! Adding 310 model components to the UV plane model. ! The established model now contains 417 components and 0.273067 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J1206+3941_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.004 x 1.458 at 8.637 degrees (North through East) ! Clean map min=-0.00076085 max=0.25376 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J1206+3941_X_map.fits wmodel /vlbi/uf001/uva//J1206+3941_X_map.mod ! Writing 417 model components to file: /vlbi/uf001/uva//J1206+3941_X_map.mod wobs /vlbi/uf001/uva//J1206+3941_X_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J1206+3941_X_uvs.fits wwins /vlbi/uf001/uva//J1206+3941_X_map.win ! wwins: Wrote 7 windows to /vlbi/uf001/uva//J1206+3941_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.253755 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000142606 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.168595 0.168595 0.337189 0.674378 1.34876 2.69751 5.39503 10.7901 21.5801 43.1602 86.3204 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0004 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.253 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 1779.42 quit ! Quitting program ! Log file /vlbi/uf001/uva//J1206+3941_X_dfm.log closed on Mon Jan 14 01:39:14 2019