! Started logfile: /vlbi/uf001/uva//J2208+1808_X_a_dfm.log on Mon Jan 14 06:08:45 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//J2208+1808_X_a_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J2208+1808_X_a_uva.fits ! AN table 1: 72 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.807407 visibilities/baseline/integration-bin. ! Found source: J2208+1808 ! ! 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 31392 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 J2208+1808_X_a] 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 96 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 96 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 96 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 96 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 96 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 96 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 96 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 96 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 96 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 96 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 96 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 96 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.001725Jy sigma=22.906502 ! Fit after self-cal, rms=0.975335Jy sigma=22.312068 ! 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=0.649 mas, bmaj=1.538 mas, bpa=-1.616 degrees ! Estimated noise=0.356944 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 = 0.0195324 Jy ! Component: 100 - total flux cleaned = 0.0237956 Jy ! Total flux subtracted in 100 components = 0.0237956 Jy ! Clean residual min=-0.002363 max=0.002637 Jy/beam ! Clean residual mean=-0.000001 rms=0.000514 Jy/beam ! Combined flux in latest and established models = 0.0237956 Jy ! Performing phase self-cal ! Adding 2 model components to the UV plane model. ! The established model now contains 2 components and 0.0237956 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=0.052640Jy sigma=1.159752 ! Fit after self-cal, rms=0.051026Jy sigma=1.121230 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00372741 Jy ! Component: 100 - total flux cleaned = 0.00421663 Jy ! Total flux subtracted in 100 components = 0.00421663 Jy ! Clean residual min=-0.002080 max=0.002256 Jy/beam ! Clean residual mean=-0.000001 rms=0.000478 Jy/beam ! Combined flux in latest and established models = 0.0280123 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 8 components and 0.0280123 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=0.050705Jy sigma=1.114250 ! Fit after self-cal, rms=0.050696Jy sigma=1.114044 ! Inverting map print "============== Finished uniform weighting clean ===============" ! ============== Finished uniform weighting clean =============== ! uvw 0,-1 ! Uniform weighting is not currently selected. ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. win_mult = win_mult * 1.6 clean_niter = clean_niter * 2 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.8221 mas, bmaj=1.755 mas, bpa=-0.9134 degrees ! Estimated noise=0.184053 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 (1, 0). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00100035 Jy ! Component: 100 - total flux cleaned = 0.00156519 Jy ! Component: 150 - total flux cleaned = 0.00193233 Jy ! Component: 200 - total flux cleaned = 0.0021967 Jy ! Total flux subtracted in 200 components = 0.0021967 Jy ! Clean residual min=-0.001907 max=0.001954 Jy/beam ! Clean residual mean=-0.000001 rms=0.000369 Jy/beam ! Combined flux in latest and established models = 0.030209 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 30 components and 0.0302089 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=0.050528Jy sigma=1.109889 ! Fit after self-cal, rms=0.050447Jy sigma=1.108109 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8221 x 1.755 at -0.9134 degrees (North through East) ! Clean map min=-0.0029343 max=0.029431 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.79 FD 1.05 HN 1.12 KP 0.84 ! LA 0.96 MK 1.10 NL 1.40 OV 1.06 ! PT 1.00* SC 1.04 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.84 FD 1.07 HN 1.01 KP 0.98 ! LA 0.97 MK 1.13 NL 1.30 OV 1.07 ! PT 1.00* SC 1.05 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.75 FD 1.02 HN 1.00 KP 0.95 ! LA 0.93 MK 1.11 NL 1.39 OV 1.06 ! PT 1.00* SC 1.04 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.80 FD 1.05 HN 1.05 KP 0.98 ! LA 0.92 MK 1.01 NL 1.35 OV 1.11 ! PT 1.00* SC 1.05 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 0.80 FD 1.08 HN 0.99 KP 1.05 ! LA 0.93 MK 0.96 NL 1.37 OV 1.06 ! PT 1.00* SC 1.03 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 0.80 FD 1.03 HN 1.01 KP 1.15 ! LA 0.87 MK 1.05 NL 1.34 OV 1.09 ! PT 1.00* SC 0.95 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 0.77 FD 1.03 HN 1.00 KP 1.00 ! LA 0.91 MK 1.00 NL 1.44 OV 0.98 ! PT 1.00* SC 1.06 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 0.76 FD 1.04 HN 1.11 KP 1.14 ! LA 0.86 MK 1.01 NL 1.27 OV 0.96 ! PT 1.00* SC 0.97 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 0.73 FD 1.01 HN 0.92 KP 1.02 ! LA 0.93 MK 1.05 NL 1.34 OV 1.03 ! PT 1.00* SC 1.10 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 0.69 FD 1.02 HN 0.96 KP 1.00 ! LA 0.87 MK 0.95 NL 1.31 OV 1.00 ! PT 1.00* SC 0.93 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 0.76 FD 0.91 HN 0.98 KP 0.90 ! LA 0.87 MK 0.91 NL 1.31 OV 1.03 ! PT 1.00* SC 0.89 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 0.74 FD 0.93 HN 0.85 KP 0.87 ! LA 0.96 MK 0.85 NL 1.34 OV 0.97 ! PT 1.00* SC 0.98 ! ! ! Fit before self-cal, rms=0.050447Jy sigma=1.108109 ! Fit after self-cal, rms=0.048510Jy sigma=1.098734 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.8265 mas, bmaj=1.719 mas, bpa=0.08772 degrees ! Estimated noise=0.180686 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 = 0.0012263 Jy ! Component: 100 - total flux cleaned = 0.001625 Jy ! Component: 150 - total flux cleaned = 0.00191764 Jy ! Component: 200 - total flux cleaned = 0.0020408 Jy ! Total flux subtracted in 200 components = 0.0020408 Jy ! Clean residual min=-0.000944 max=0.000936 Jy/beam ! Clean residual mean=-0.000001 rms=0.000222 Jy/beam ! Combined flux in latest and established models = 0.0322497 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 41 components and 0.0322497 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=0.048462Jy sigma=1.097731 ! Fit after self-cal, rms=0.048702Jy sigma=1.093823 ! 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=0.048702Jy sigma=1.093823 ! Fit after self-cal, rms=0.050545Jy sigma=1.090465 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8296 mas, bmaj=1.704 mas, bpa=0.3812 degrees ! Estimated noise=0.181625 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00108961 Jy ! Component: 100 - total flux cleaned = 0.00153582 Jy ! Component: 150 - total flux cleaned = 0.00167405 Jy ! Component: 200 - total flux cleaned = 0.00175641 Jy ! Total flux subtracted in 200 components = 0.00175641 Jy ! Clean residual min=-0.000912 max=0.000945 Jy/beam ! Clean residual mean=-0.000000 rms=0.000206 Jy/beam ! Combined flux in latest and established models = 0.0340061 Jy selfcal ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 49 components and 0.0340062 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=0.050515Jy sigma=1.089917 ! Fit after self-cal, rms=0.050727Jy sigma=1.088196 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 (-34.8, 40). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000907018 Jy ! Component: 100 - total flux cleaned = 0.00104949 Jy ! Component: 150 - total flux cleaned = 0.00107304 Jy ! Component: 200 - total flux cleaned = 0.00103446 Jy ! Total flux subtracted in 200 components = 0.00103446 Jy ! Clean residual min=-0.000876 max=0.000846 Jy/beam ! Clean residual mean=-0.000000 rms=0.000201 Jy/beam ! Combined flux in latest and established models = 0.0350406 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 59 components and 0.0350406 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=0.050697Jy sigma=1.087605 ! Fit after self-cal, rms=0.050684Jy sigma=1.087316 ! 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=0.050684Jy sigma=1.087316 ! Fit after self-cal, rms=0.051888Jy sigma=1.086746 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8275 mas, bmaj=1.692 mas, bpa=0.6604 degrees ! Estimated noise=0.181874 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000810311 Jy ! Component: 100 - total flux cleaned = 0.00116781 Jy ! Component: 150 - total flux cleaned = 0.00133616 Jy ! Component: 200 - total flux cleaned = 0.00140044 Jy ! Total flux subtracted in 200 components = 0.00140044 Jy ! Clean residual min=-0.000886 max=0.000798 Jy/beam ! Clean residual mean=-0.000001 rms=0.000195 Jy/beam ! Combined flux in latest and established models = 0.0364411 Jy selfcal ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 70 components and 0.0364411 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=0.051867Jy sigma=1.086309 ! Fit after self-cal, rms=0.051978Jy sigma=1.085666 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 = 0.000337017 Jy ! Component: 100 - total flux cleaned = 0.000298213 Jy ! Component: 150 - total flux cleaned = 0.00026606 Jy ! Component: 200 - total flux cleaned = 0.000222868 Jy ! Total flux subtracted in 200 components = 0.000222868 Jy ! Clean residual min=-0.000829 max=0.000824 Jy/beam ! Clean residual mean=-0.000001 rms=0.000195 Jy/beam ! Combined flux in latest and established models = 0.0366639 Jy ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 77 components and 0.0366639 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=0.051964Jy sigma=1.085428 ! Fit after self-cal, rms=0.051960Jy sigma=1.085241 ! 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=0.051960Jy sigma=1.085241 ! Fit after self-cal, rms=0.052583Jy sigma=1.084996 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.878 mas, bmaj=2.426 mas, bpa=5.621 degrees ! Estimated noise=0.248004 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000256966 Jy ! Component: 100 - total flux cleaned = 0.000383782 Jy ! Component: 150 - total flux cleaned = 0.000482477 Jy ! Component: 200 - total flux cleaned = 0.000532987 Jy ! Total flux subtracted in 200 components = 0.000532987 Jy ! Clean residual min=-0.001017 max=0.000932 Jy/beam ! Clean residual mean=-0.000002 rms=0.000253 Jy/beam ! Combined flux in latest and established models = 0.0371969 Jy selfcal ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 98 components and 0.0371969 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=0.052577Jy sigma=1.084915 ! Fit after self-cal, rms=0.052638Jy sigma=1.084607 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 = 9.72858e-05 Jy ! Component: 100 - total flux cleaned = 7.52275e-05 Jy ! Component: 150 - total flux cleaned = 6.64016e-05 Jy ! Component: 200 - total flux cleaned = 6.63895e-05 Jy ! Total flux subtracted in 200 components = 6.63895e-05 Jy ! Clean residual min=-0.000990 max=0.000940 Jy/beam ! Clean residual mean=-0.000002 rms=0.000257 Jy/beam ! Combined flux in latest and established models = 0.0372633 Jy ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 115 components and 0.0372633 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=0.052633Jy sigma=1.084577 ! Fit after self-cal, rms=0.052632Jy sigma=1.084512 ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. win_mult = win_mult / 1.2 print "============== Finished amplitude self-cal ==============" ! ============== Finished amplitude self-cal ============== restore ! Inverting map and beam ! Estimated beam: bmin=0.8256 mas, bmaj=1.685 mas, bpa=0.9061 degrees ! Estimated noise=0.181716 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8256 x 1.685 at 0.9061 degrees (North through East) ! Clean map min=-0.0016192 max=0.028214 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=0.6583 mas, bmaj=1.48 mas, bpa=0.1336 degrees ! Estimated noise=0.355016 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0212789 Jy ! Component: 100 - total flux cleaned = 0.0277733 Jy ! Component: 150 - total flux cleaned = 0.0314913 Jy ! Component: 200 - total flux cleaned = 0.0334003 Jy ! Total flux subtracted in 200 components = 0.0334003 Jy ! Clean residual min=-0.001760 max=0.001518 Jy/beam ! Clean residual mean=-0.000001 rms=0.000389 Jy/beam ! Combined flux in latest and established models = 0.0334003 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 0.0334003 Jy ! Inverting map and beam ! Estimated beam: bmin=0.8256 mas, bmaj=1.685 mas, bpa=0.9061 degrees ! Estimated noise=0.181716 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 = 0.00153897 Jy ! Component: 100 - total flux cleaned = 0.00252365 Jy ! Component: 150 - total flux cleaned = 0.00300367 Jy ! Component: 200 - total flux cleaned = 0.00318568 Jy ! Total flux subtracted in 200 components = 0.00318568 Jy ! Clean residual min=-0.001185 max=0.001009 Jy/beam ! Clean residual mean=-0.000001 rms=0.000227 Jy/beam ! Combined flux in latest and established models = 0.036586 Jy ! Adding 18 model components to the UV plane model. ! The established model now contains 25 components and 0.036586 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=1.878 mas, bmaj=2.426 mas, bpa=5.621 degrees ! Estimated noise=0.248004 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000463615 Jy ! Component: 100 - total flux cleaned = 0.000772561 Jy ! Component: 150 - total flux cleaned = 0.000777266 Jy ! Component: 200 - total flux cleaned = 0.000738074 Jy ! Total flux subtracted in 200 components = 0.000738074 Jy ! Clean residual min=-0.001213 max=0.001012 Jy/beam ! Clean residual mean=-0.000002 rms=0.000270 Jy/beam ! Combined flux in latest and established models = 0.037324 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 = -3.45783e-05 Jy ! Component: 100 - total flux cleaned = -5.05417e-05 Jy ! Component: 150 - total flux cleaned = -6.52816e-05 Jy ! Component: 200 - total flux cleaned = -7.90075e-05 Jy ! Total flux subtracted in 200 components = -7.90075e-05 Jy ! Clean residual min=-0.001145 max=0.000941 Jy/beam ! Clean residual mean=-0.000002 rms=0.000263 Jy/beam ! Combined flux in latest and established models = 0.037245 Jy ! Adding 29 model components to the UV plane model. ! The established model now contains 51 components and 0.037245 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.8256 mas, bmaj=1.685 mas, bpa=0.9061 degrees ! Estimated noise=0.181716 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000261494 Jy ! Component: 100 - total flux cleaned = -0.000263955 Jy ! Component: 150 - total flux cleaned = -0.000197788 Jy ! Component: 200 - total flux cleaned = -0.00013888 Jy ! Total flux subtracted in 200 components = -0.00013888 Jy ! Clean residual min=-0.000920 max=0.000874 Jy/beam ! Clean residual mean=-0.000001 rms=0.000200 Jy/beam ! Combined flux in latest and established models = 0.0371062 Jy selfcal ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 63 components and 0.0371061 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=0.052633Jy sigma=1.084901 ! Fit after self-cal, rms=0.052607Jy sigma=1.084627 wmodel J2208+1808_X_a_map.mod ! Writing 63 model components to file: J2208+1808_X_a_map.mod wobs J2208+1808_X_a_uvs.fits ! Writing UV FITS file: J2208+1808_X_a_uvs.fits wwins J2208+1808_X_a_map.win ! wwins: Wrote 3 windows to J2208+1808_X_a_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 = -0.000161468 Jy ! Component: 100 - total flux cleaned = -0.000233506 Jy ! Component: 150 - total flux cleaned = -0.000288348 Jy ! Component: 200 - total flux cleaned = -0.000275073 Jy ! Component: 250 - total flux cleaned = -0.000287936 Jy ! Component: 300 - total flux cleaned = -0.000275416 Jy ! Component: 350 - total flux cleaned = -0.000300094 Jy ! Component: 400 - total flux cleaned = -0.000263582 Jy ! Component: 450 - total flux cleaned = -0.000239719 Jy ! Component: 500 - total flux cleaned = -0.000216333 Jy ! Component: 550 - total flux cleaned = -0.00019326 Jy ! Component: 600 - total flux cleaned = -0.000159254 Jy ! Component: 650 - total flux cleaned = -0.000181713 Jy ! Component: 700 - total flux cleaned = -0.000159487 Jy ! Component: 750 - total flux cleaned = -0.00017036 Jy ! Component: 800 - total flux cleaned = -0.000191635 Jy ! Component: 850 - total flux cleaned = -0.000180838 Jy ! Component: 900 - total flux cleaned = -0.000191272 Jy ! Component: 950 - total flux cleaned = -0.000181021 Jy ! Component: 1000 - total flux cleaned = -0.000211977 Jy ! Component: 1050 - total flux cleaned = -0.00024249 Jy ! Component: 1100 - total flux cleaned = -0.000232356 Jy ! Component: 1150 - total flux cleaned = -0.000192645 Jy ! Component: 1200 - total flux cleaned = -0.000192686 Jy ! Component: 1250 - total flux cleaned = -0.000183021 Jy ! Component: 1300 - total flux cleaned = -0.000144453 Jy ! Component: 1350 - total flux cleaned = -0.000125509 Jy ! Component: 1400 - total flux cleaned = -0.000135019 Jy ! Component: 1450 - total flux cleaned = -6.9386e-05 Jy ! Component: 1500 - total flux cleaned = -9.72098e-05 Jy ! Component: 1550 - total flux cleaned = -7.86958e-05 Jy ! Component: 1600 - total flux cleaned = -5.13329e-05 Jy ! Component: 1650 - total flux cleaned = -1.50826e-05 Jy ! Component: 1700 - total flux cleaned = 2.69021e-06 Jy ! Component: 1750 - total flux cleaned = 3.81585e-05 Jy ! Component: 1800 - total flux cleaned = 2.93199e-05 Jy ! Component: 1850 - total flux cleaned = 4.69048e-05 Jy ! Component: 1900 - total flux cleaned = 2.10404e-05 Jy ! Component: 1950 - total flux cleaned = 5.54529e-05 Jy ! Component: 2000 - total flux cleaned = 5.5473e-05 Jy ! Component: 2050 - total flux cleaned = 3.85043e-05 Jy ! Component: 2100 - total flux cleaned = 1.33624e-05 Jy ! Component: 2150 - total flux cleaned = 5.49546e-05 Jy ! Component: 2200 - total flux cleaned = 3.83763e-05 Jy ! Component: 2250 - total flux cleaned = 4.65747e-05 Jy ! Component: 2300 - total flux cleaned = 7.10628e-05 Jy ! Component: 2350 - total flux cleaned = 6.30216e-05 Jy ! Component: 2400 - total flux cleaned = 4.6967e-05 Jy ! Component: 2450 - total flux cleaned = 6.28943e-05 Jy ! Component: 2500 - total flux cleaned = 9.4508e-05 Jy ! Component: 2550 - total flux cleaned = 8.65396e-05 Jy ! Component: 2600 - total flux cleaned = 7.08412e-05 Jy ! Component: 2650 - total flux cleaned = 6.30967e-05 Jy ! Component: 2700 - total flux cleaned = 7.86074e-05 Jy ! Component: 2750 - total flux cleaned = 7.85834e-05 Jy ! Component: 2800 - total flux cleaned = 7.10697e-05 Jy ! Component: 2850 - total flux cleaned = 7.86066e-05 Jy ! Component: 2900 - total flux cleaned = 5.60546e-05 Jy ! Component: 2950 - total flux cleaned = 5.60583e-05 Jy ! Component: 3000 - total flux cleaned = 5.61076e-05 Jy ! Component: 3050 - total flux cleaned = 4.13716e-05 Jy ! Component: 3100 - total flux cleaned = 1.92973e-05 Jy ! Component: 3150 - total flux cleaned = 1.93157e-05 Jy ! Component: 3200 - total flux cleaned = 3.38846e-05 Jy ! Component: 3250 - total flux cleaned = 2.65919e-05 Jy ! Component: 3300 - total flux cleaned = -2.15005e-06 Jy ! Component: 3350 - total flux cleaned = -9.38527e-06 Jy ! Component: 3400 - total flux cleaned = -3.06875e-05 Jy ! Component: 3450 - total flux cleaned = -5.18403e-05 Jy ! Component: 3500 - total flux cleaned = -5.18746e-05 Jy ! Component: 3550 - total flux cleaned = -5.88468e-05 Jy ! Component: 3600 - total flux cleaned = -0.000100559 Jy ! Component: 3650 - total flux cleaned = -9.35622e-05 Jy ! Component: 3700 - total flux cleaned = -0.000100441 Jy ! Component: 3750 - total flux cleaned = -7.99181e-05 Jy ! Component: 3800 - total flux cleaned = -0.000107209 Jy ! Component: 3850 - total flux cleaned = -0.00012078 Jy ! Component: 3900 - total flux cleaned = -0.000107296 Jy ! Component: 3950 - total flux cleaned = -0.000127463 Jy ! Component: 4000 - total flux cleaned = -0.000134163 Jy ! Component: 4050 - total flux cleaned = -0.000114228 Jy ! Total flux subtracted in 4096 components = -0.000107626 Jy ! Clean residual min=-0.000422 max=0.000360 Jy/beam ! Clean residual mean=-0.000000 rms=0.000114 Jy/beam ! Combined flux in latest and established models = 0.0369985 Jy keep ! Adding 346 model components to the UV plane model. ! The established model now contains 409 components and 0.0369985 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J2208+1808_X_a_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8256 x 1.685 at 0.9061 degrees (North through East) ! Clean map min=-0.0013461 max=0.028051 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J2208+1808_X_a_map.fits wmodel /vlbi/uf001/uva//J2208+1808_X_a_map.mod ! Writing 409 model components to file: /vlbi/uf001/uva//J2208+1808_X_a_map.mod wobs /vlbi/uf001/uva//J2208+1808_X_a_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J2208+1808_X_a_uvs.fits wwins /vlbi/uf001/uva//J2208+1808_X_a_map.win ! wwins: Wrote 4 windows to /vlbi/uf001/uva//J2208+1808_X_a_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0280511 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000113406 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -1.21286 1.21286 2.42571 4.85143 9.70285 19.4057 38.8114 77.6228 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0003 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.028 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 247.349 quit ! Quitting program ! Log file /vlbi/uf001/uva//J2208+1808_X_a_dfm.log closed on Mon Jan 14 06:08:50 2019