! Started logfile: /vlbi/uf001/uva//J1459+4442_X_dfm.log on Mon Jan 14 03:07:46 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//J1459+4442_X_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J1459+4442_X_uva.fits ! AN table 1: 42 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.967725 visibilities/baseline/integration-bin. ! Found source: J1459+4442 ! ! 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 21948 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 J1459+4442_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 105 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 105 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 105 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 105 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 105 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 105 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 105 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 105 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 105 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 105 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 105 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 105 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.010276Jy sigma=23.518706 ! Fit after self-cal, rms=0.871547Jy sigma=20.271308 ! 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=0.7242 mas, bmaj=1.146 mas, bpa=-7.441 degrees ! Estimated noise=0.470168 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 = 0.097751 Jy ! Component: 100 - total flux cleaned = 0.120604 Jy ! Total flux subtracted in 100 components = 0.120604 Jy ! Clean residual min=-0.004906 max=0.009119 Jy/beam ! Clean residual mean=-0.000002 rms=0.001161 Jy/beam ! Combined flux in latest and established models = 0.120604 Jy ! Performing phase self-cal ! Adding 5 model components to the UV plane model. ! The established model now contains 5 components and 0.120604 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=0.056498Jy sigma=1.273824 ! Fit after self-cal, rms=0.056486Jy sigma=1.273408 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0102057 Jy ! Component: 100 - total flux cleaned = 0.0154746 Jy ! Total flux subtracted in 100 components = 0.0154746 Jy ! Clean residual min=-0.004222 max=0.005631 Jy/beam ! Clean residual mean=0.000000 rms=0.000963 Jy/beam ! Combined flux in latest and established models = 0.136079 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 8 components and 0.136079 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=0.054157Jy sigma=1.218706 ! Fit after self-cal, rms=0.054130Jy sigma=1.218074 ! 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=0.9069 mas, bmaj=1.376 mas, bpa=-4.967 degrees ! Estimated noise=0.252572 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 = 0.00647248 Jy ! Component: 100 - total flux cleaned = 0.0102345 Jy ! Component: 150 - total flux cleaned = 0.0129498 Jy ! Component: 200 - total flux cleaned = 0.0150564 Jy ! Total flux subtracted in 200 components = 0.0150564 Jy ! Clean residual min=-0.003257 max=0.004992 Jy/beam ! Clean residual mean=0.000002 rms=0.000777 Jy/beam ! Combined flux in latest and established models = 0.151135 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 22 components and 0.151135 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=0.053273Jy sigma=1.197413 ! Fit after self-cal, rms=0.053194Jy sigma=1.195284 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9069 x 1.376 at -4.967 degrees (North through East) ! Clean map min=-0.003242 max=0.12849 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 0.99 HN 0.95 KP 0.98 ! LA 0.87 MK 1.03 NL 1.15 OV 0.96 ! PT 1.00* SC 0.97 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 0.96 HN 0.95 KP 0.98 ! LA 0.91 MK 1.01 NL 1.16 OV 0.95 ! PT 1.00* SC 0.94 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 0.99 HN 0.94 KP 1.00 ! LA 0.89 MK 1.03 NL 1.18 OV 0.94 ! PT 1.00* SC 0.90 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 FD 1.00 HN 0.92 KP 1.04 ! LA 0.91 MK 0.98 NL 1.13 OV 0.97 ! PT 1.00* SC 0.92 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.11 FD 1.00 HN 0.92 KP 1.02 ! LA 0.89 MK 1.00 NL 1.15 OV 0.97 ! PT 1.00* SC 0.95 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.10 FD 1.02 HN 0.96 KP 1.00 ! LA 0.88 MK 0.99 NL 1.14 OV 0.97 ! PT 1.00* SC 0.94 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 FD 0.96 HN 0.95 KP 1.03 ! LA 0.90 MK 1.02 NL 1.14 OV 0.96 ! PT 1.00* SC 0.97 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.12 FD 0.97 HN 0.93 KP 0.99 ! LA 0.93 MK 1.01 NL 1.15 OV 0.93 ! PT 1.00* SC 0.97 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.10 FD 1.02 HN 0.95 KP 0.99 ! LA 0.89 MK 1.02 NL 1.15 OV 1.00 ! PT 1.00* SC 0.93 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 0.97 HN 0.97 KP 1.04 ! LA 0.88 MK 1.02 NL 1.16 OV 0.99 ! PT 1.00* SC 1.01 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.11 FD 0.99 HN 0.97 KP 1.00 ! LA 0.89 MK 0.99 NL 1.12 OV 0.97 ! PT 1.00* SC 0.94 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.20 FD 0.97 HN 0.96 KP 0.99 ! LA 0.93 MK 1.00 NL 1.15 OV 0.99 ! PT 1.00* SC 0.90 ! ! ! Fit before self-cal, rms=0.053194Jy sigma=1.195284 ! Fit after self-cal, rms=0.051618Jy sigma=1.153291 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.9017 mas, bmaj=1.373 mas, bpa=-4.426 degrees ! Estimated noise=0.250664 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 = 0.000142361 Jy ! Component: 100 - total flux cleaned = 0.000162039 Jy ! Component: 150 - total flux cleaned = -0.000131863 Jy ! Component: 200 - total flux cleaned = -0.000379507 Jy ! Total flux subtracted in 200 components = -0.000379507 Jy ! Clean residual min=-0.001572 max=0.001326 Jy/beam ! Clean residual mean=0.000002 rms=0.000326 Jy/beam ! Combined flux in latest and established models = 0.150756 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 37 components and 0.150756 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=0.051497Jy sigma=1.150527 ! Fit after self-cal, rms=0.051532Jy sigma=1.149859 ! 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=0.051532Jy sigma=1.149859 ! Fit after self-cal, rms=0.051350Jy sigma=1.143144 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8993 mas, bmaj=1.369 mas, bpa=-4.733 degrees ! Estimated noise=0.25074 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000255753 Jy ! Component: 100 - total flux cleaned = 6.04252e-05 Jy ! Component: 150 - total flux cleaned = -5.76916e-05 Jy ! Component: 200 - total flux cleaned = -0.000162691 Jy ! Total flux subtracted in 200 components = -0.000162691 Jy ! Clean residual min=-0.001279 max=0.001280 Jy/beam ! Clean residual mean=0.000001 rms=0.000282 Jy/beam ! Combined flux in latest and established models = 0.150593 Jy selfcal ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 46 components and 0.150593 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=0.051316Jy sigma=1.142410 ! Fit after self-cal, rms=0.051317Jy sigma=1.142271 flux_cutoff = imstat(rms) * dynam ! Inverting map repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 5.61006e-05 Jy ! Component: 100 - total flux cleaned = -4.14755e-05 Jy ! Component: 150 - total flux cleaned = -0.000164941 Jy ! Component: 200 - total flux cleaned = -0.000259875 Jy ! Total flux subtracted in 200 components = -0.000259875 Jy ! Clean residual min=-0.001237 max=0.001235 Jy/beam ! Clean residual mean=0.000001 rms=0.000278 Jy/beam ! Combined flux in latest and established models = 0.150333 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 50 components and 0.150333 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=0.051304Jy sigma=1.141986 ! Fit after self-cal, rms=0.051302Jy sigma=1.141961 ! 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=0.051302Jy sigma=1.141961 ! Fit after self-cal, rms=0.051350Jy sigma=1.141824 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8971 mas, bmaj=1.368 mas, bpa=-4.753 degrees ! Estimated noise=0.250912 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00019665 Jy ! Component: 100 - total flux cleaned = 8.94739e-05 Jy ! Component: 150 - total flux cleaned = 2.78843e-05 Jy ! Component: 200 - total flux cleaned = -3.99064e-05 Jy ! Total flux subtracted in 200 components = -3.99064e-05 Jy ! Clean residual min=-0.001161 max=0.001201 Jy/beam ! Clean residual mean=0.000001 rms=0.000270 Jy/beam ! Combined flux in latest and established models = 0.150293 Jy selfcal ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 52 components and 0.150293 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=0.051338Jy sigma=1.141551 ! Fit after self-cal, rms=0.051337Jy sigma=1.141522 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 (-16.2, -42.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000403117 Jy ! Component: 100 - total flux cleaned = 0.000146625 Jy ! Component: 150 - total flux cleaned = 8.68084e-05 Jy ! Component: 200 - total flux cleaned = 8.81217e-05 Jy ! Total flux subtracted in 200 components = 8.81217e-05 Jy ! Clean residual min=-0.001153 max=0.001125 Jy/beam ! Clean residual mean=0.000001 rms=0.000263 Jy/beam ! Combined flux in latest and established models = 0.150381 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 67 components and 0.150381 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=0.051307Jy sigma=1.140928 ! Fit after self-cal, rms=0.051305Jy sigma=1.140878 ! 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=0.051305Jy sigma=1.140878 ! Fit after self-cal, rms=0.051363Jy sigma=1.140789 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.01 mas, bmaj=2.302 mas, bpa=3.831 degrees ! Estimated noise=0.329528 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -8.16153e-05 Jy ! Component: 100 - total flux cleaned = -0.000126569 Jy ! Component: 150 - total flux cleaned = -0.000164218 Jy ! Component: 200 - total flux cleaned = -0.000194887 Jy ! Total flux subtracted in 200 components = -0.000194887 Jy ! Clean residual min=-0.001400 max=0.001139 Jy/beam ! Clean residual mean=0.000002 rms=0.000316 Jy/beam ! Combined flux in latest and established models = 0.150186 Jy selfcal ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 77 components and 0.150186 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=0.051359Jy sigma=1.140733 ! Fit after self-cal, rms=0.051359Jy sigma=1.140723 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 = -6.81051e-06 Jy ! Component: 100 - total flux cleaned = -4.74738e-05 Jy ! Component: 150 - total flux cleaned = -6.13218e-05 Jy ! Component: 200 - total flux cleaned = -8.65507e-05 Jy ! Total flux subtracted in 200 components = -8.65507e-05 Jy ! Clean residual min=-0.001389 max=0.001149 Jy/beam ! Clean residual mean=0.000002 rms=0.000316 Jy/beam ! Combined flux in latest and established models = 0.1501 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 80 components and 0.1501 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=0.051358Jy sigma=1.140704 ! Fit after self-cal, rms=0.051357Jy sigma=1.140704 ! 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=0.8958 mas, bmaj=1.367 mas, bpa=-4.799 degrees ! Estimated noise=0.251236 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8958 x 1.367 at -4.799 degrees (North through East) ! Clean map min=-0.0010394 max=0.12795 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=0.7168 mas, bmaj=1.139 mas, bpa=-7.179 degrees ! Estimated noise=0.464329 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0964027 Jy ! Component: 100 - total flux cleaned = 0.120123 Jy ! Component: 150 - total flux cleaned = 0.131541 Jy ! Component: 200 - total flux cleaned = 0.138013 Jy ! Total flux subtracted in 200 components = 0.138013 Jy ! Clean residual min=-0.003025 max=0.003331 Jy/beam ! Clean residual mean=-0.000001 rms=0.000637 Jy/beam ! Combined flux in latest and established models = 0.138013 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 0.138013 Jy ! Inverting map and beam ! Estimated beam: bmin=0.8958 mas, bmaj=1.367 mas, bpa=-4.799 degrees ! Estimated noise=0.251236 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 = 0.00516276 Jy ! Component: 100 - total flux cleaned = 0.0077891 Jy ! Component: 150 - total flux cleaned = 0.0093282 Jy ! Component: 200 - total flux cleaned = 0.0101073 Jy ! Total flux subtracted in 200 components = 0.0101073 Jy ! Clean residual min=-0.001219 max=0.001156 Jy/beam ! Clean residual mean=0.000001 rms=0.000277 Jy/beam ! Combined flux in latest and established models = 0.14812 Jy ! Adding 20 model components to the UV plane model. ! The established model now contains 25 components and 0.14812 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=2.01 mas, bmaj=2.302 mas, bpa=3.831 degrees ! Estimated noise=0.329528 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000849437 Jy ! Component: 100 - total flux cleaned = 0.000956912 Jy ! Component: 150 - total flux cleaned = 0.00108935 Jy ! Component: 200 - total flux cleaned = 0.00121324 Jy ! Total flux subtracted in 200 components = 0.00121324 Jy ! Clean residual min=-0.001448 max=0.001139 Jy/beam ! Clean residual mean=0.000002 rms=0.000320 Jy/beam ! Combined flux in latest and established models = 0.149334 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 = 7.29483e-05 Jy ! Component: 100 - total flux cleaned = 0.000120898 Jy ! Component: 150 - total flux cleaned = 0.000160958 Jy ! Component: 200 - total flux cleaned = 0.000187417 Jy ! Total flux subtracted in 200 components = 0.000187417 Jy ! Clean residual min=-0.001426 max=0.001150 Jy/beam ! Clean residual mean=0.000002 rms=0.000318 Jy/beam ! Combined flux in latest and established models = 0.149521 Jy ! Adding 45 model components to the UV plane model. ! The established model now contains 60 components and 0.149521 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.8958 mas, bmaj=1.367 mas, bpa=-4.799 degrees ! Estimated noise=0.251236 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000310702 Jy ! Component: 100 - total flux cleaned = -0.000289021 Jy ! Component: 150 - total flux cleaned = -0.00020589 Jy ! Component: 200 - total flux cleaned = -0.00012952 Jy ! Total flux subtracted in 200 components = -0.00012952 Jy ! Clean residual min=-0.001220 max=0.001089 Jy/beam ! Clean residual mean=0.000001 rms=0.000261 Jy/beam ! Combined flux in latest and established models = 0.149392 Jy selfcal ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 72 components and 0.149392 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=0.051364Jy sigma=1.140821 ! Fit after self-cal, rms=0.051361Jy sigma=1.140763 wmodel J1459+4442_X_map.mod ! Writing 72 model components to file: J1459+4442_X_map.mod wobs J1459+4442_X_uvs.fits ! Writing UV FITS file: J1459+4442_X_uvs.fits wwins J1459+4442_X_map.win ! wwins: Wrote 3 windows to J1459+4442_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 = 6.82527e-05 Jy ! Component: 100 - total flux cleaned = 0.000107055 Jy ! Component: 150 - total flux cleaned = 3.2889e-05 Jy ! Component: 200 - total flux cleaned = -7.46745e-05 Jy ! Component: 250 - total flux cleaned = -0.00014471 Jy ! Component: 300 - total flux cleaned = -0.000196118 Jy ! Component: 350 - total flux cleaned = -0.000229249 Jy ! Component: 400 - total flux cleaned = -0.000245408 Jy ! Component: 450 - total flux cleaned = -0.000277649 Jy ! Component: 500 - total flux cleaned = -0.000325253 Jy ! Component: 550 - total flux cleaned = -0.000387584 Jy ! Component: 600 - total flux cleaned = -0.000387794 Jy ! Component: 650 - total flux cleaned = -0.000448667 Jy ! Component: 700 - total flux cleaned = -0.000478407 Jy ! Component: 750 - total flux cleaned = -0.000522645 Jy ! Component: 800 - total flux cleaned = -0.000580909 Jy ! Component: 850 - total flux cleaned = -0.00058064 Jy ! Component: 900 - total flux cleaned = -0.000594858 Jy ! Component: 950 - total flux cleaned = -0.000637075 Jy ! Component: 1000 - total flux cleaned = -0.000623019 Jy ! Component: 1050 - total flux cleaned = -0.000622934 Jy ! Component: 1100 - total flux cleaned = -0.00063663 Jy ! Component: 1150 - total flux cleaned = -0.000663822 Jy ! Component: 1200 - total flux cleaned = -0.000690443 Jy ! Component: 1250 - total flux cleaned = -0.000729992 Jy ! Component: 1300 - total flux cleaned = -0.000717009 Jy ! Component: 1350 - total flux cleaned = -0.000717297 Jy ! Component: 1400 - total flux cleaned = -0.000781776 Jy ! Component: 1450 - total flux cleaned = -0.000769045 Jy ! Component: 1500 - total flux cleaned = -0.000819687 Jy ! Component: 1550 - total flux cleaned = -0.000844775 Jy ! Component: 1600 - total flux cleaned = -0.000857021 Jy ! Component: 1650 - total flux cleaned = -0.000857141 Jy ! Component: 1700 - total flux cleaned = -0.00090583 Jy ! Component: 1750 - total flux cleaned = -0.000929856 Jy ! Component: 1800 - total flux cleaned = -0.000977656 Jy ! Component: 1850 - total flux cleaned = -0.000977737 Jy ! Component: 1900 - total flux cleaned = -0.00100112 Jy ! Component: 1950 - total flux cleaned = -0.00104791 Jy ! Component: 2000 - total flux cleaned = -0.0010828 Jy ! Component: 2050 - total flux cleaned = -0.00116339 Jy ! Component: 2100 - total flux cleaned = -0.00112906 Jy ! Component: 2150 - total flux cleaned = -0.00114046 Jy ! Component: 2200 - total flux cleaned = -0.00120806 Jy ! Component: 2250 - total flux cleaned = -0.00124152 Jy ! Component: 2300 - total flux cleaned = -0.0012637 Jy ! Component: 2350 - total flux cleaned = -0.00130769 Jy ! Component: 2400 - total flux cleaned = -0.0013186 Jy ! Component: 2450 - total flux cleaned = -0.00135109 Jy ! Component: 2500 - total flux cleaned = -0.00142642 Jy ! Component: 2550 - total flux cleaned = -0.00142639 Jy ! Component: 2600 - total flux cleaned = -0.00144762 Jy ! Component: 2650 - total flux cleaned = -0.0014477 Jy ! Component: 2700 - total flux cleaned = -0.00147917 Jy ! Component: 2750 - total flux cleaned = -0.00152078 Jy ! Component: 2800 - total flux cleaned = -0.00151044 Jy ! Component: 2850 - total flux cleaned = -0.00151049 Jy ! Component: 2900 - total flux cleaned = -0.00153094 Jy ! Component: 2950 - total flux cleaned = -0.00151077 Jy ! Component: 3000 - total flux cleaned = -0.00157113 Jy ! Component: 3050 - total flux cleaned = -0.00158109 Jy ! Component: 3100 - total flux cleaned = -0.00159097 Jy ! Component: 3150 - total flux cleaned = -0.00158112 Jy ! Component: 3200 - total flux cleaned = -0.00157133 Jy ! Component: 3250 - total flux cleaned = -0.00157148 Jy ! Component: 3300 - total flux cleaned = -0.0016006 Jy ! Component: 3350 - total flux cleaned = -0.00158136 Jy ! Component: 3400 - total flux cleaned = -0.00156217 Jy ! Component: 3450 - total flux cleaned = -0.00160025 Jy ! Component: 3500 - total flux cleaned = -0.00159076 Jy ! Component: 3550 - total flux cleaned = -0.00159077 Jy ! Component: 3600 - total flux cleaned = -0.00158154 Jy ! Component: 3650 - total flux cleaned = -0.00158158 Jy ! Component: 3700 - total flux cleaned = -0.00163716 Jy ! Component: 3750 - total flux cleaned = -0.00163709 Jy ! Component: 3800 - total flux cleaned = -0.0016279 Jy ! Component: 3850 - total flux cleaned = -0.00165513 Jy ! Component: 3900 - total flux cleaned = -0.0016551 Jy ! Component: 3950 - total flux cleaned = -0.00161908 Jy ! Component: 4000 - total flux cleaned = -0.00164596 Jy ! Component: 4050 - total flux cleaned = -0.00167271 Jy ! Total flux subtracted in 4096 components = -0.00164616 Jy ! Clean residual min=-0.000486 max=0.000580 Jy/beam ! Clean residual mean=0.000000 rms=0.000149 Jy/beam ! Combined flux in latest and established models = 0.147745 Jy keep ! Adding 307 model components to the UV plane model. ! The established model now contains 379 components and 0.147745 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J1459+4442_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8958 x 1.367 at -4.799 degrees (North through East) ! Clean map min=-0.00082597 max=0.1277 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J1459+4442_X_map.fits wmodel /vlbi/uf001/uva//J1459+4442_X_map.mod ! Writing 379 model components to file: /vlbi/uf001/uva//J1459+4442_X_map.mod wobs /vlbi/uf001/uva//J1459+4442_X_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J1459+4442_X_uvs.fits wwins /vlbi/uf001/uva//J1459+4442_X_map.win ! wwins: Wrote 4 windows to /vlbi/uf001/uva//J1459+4442_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.127699 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000149154 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.350405 0.350405 0.70081 1.40162 2.80324 5.60648 11.213 22.4259 44.8519 89.7037 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0004 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.127 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 856.151 quit ! Quitting program ! Log file /vlbi/uf001/uva//J1459+4442_X_dfm.log closed on Mon Jan 14 03:07:51 2019