! Started logfile: /vlbi/uf001/uva//J0342+4809_X_dfm.log on Sun Jan 13 21:53:39 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//J0342+4809_X_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J0342+4809_X_uva.fits ! AN table 1: 57 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.989864 visibilities/baseline/integration-bin. ! Found source: J0342+4809 ! ! 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 30468 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 J0342+4809_X] float lim_self lim_self = 120.0 float lim_val lim_va = 1.2 integer clean_niter clean_niter = 100 float clean_gain clean_gain = 0.03 float dynam dynam = 6.0 float soltime1 soltime1 = 120 float soltime2 soltime2 = 20 float thresh thresh = 0.5 float win_mult win_mult = 1.8 float time_av time_av = 16 float old_peak float new_peak float flux_cutoff print "===============================================================" ! =============================================================== ! print "=== Difmap script: pima_mupet_01.dvm version of 2016.05.19 === " ! === Difmap script: pima_mupet_01.dvm version of 2016.05.19 === ! mapsize field_size, field_cell ! Map grid = 1024x1024 pixels with 0.200x0.200 milli-arcsec cellsize. startmod ! Applying default point source starting model. ! Performing phase self-cal ! Adding 1 model components to the UV plane model. ! The established model now contains 1 components and 1 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=1.005813Jy sigma=26.053065 ! Fit after self-cal, rms=0.926318Jy sigma=24.002773 ! 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=0.7279 mas, bmaj=1.183 mas, bpa=-1.308 degrees ! Estimated noise=0.325902 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 = 0.0557206 Jy ! Component: 100 - total flux cleaned = 0.069275 Jy ! Total flux subtracted in 100 components = 0.069275 Jy ! Clean residual min=-0.002984 max=0.005834 Jy/beam ! Clean residual mean=0.000005 rms=0.000709 Jy/beam ! Combined flux in latest and established models = 0.069275 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 6 components and 0.069275 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=0.057949Jy sigma=1.397286 ! Fit after self-cal, rms=0.057671Jy sigma=1.389681 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00696929 Jy ! Component: 100 - total flux cleaned = 0.0111458 Jy ! Total flux subtracted in 100 components = 0.0111458 Jy ! Clean residual min=-0.002666 max=0.003610 Jy/beam ! Clean residual mean=0.000002 rms=0.000599 Jy/beam ! Combined flux in latest and established models = 0.0804208 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 12 components and 0.0804208 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=0.056494Jy sigma=1.357963 ! Fit after self-cal, rms=0.056499Jy sigma=1.357732 ! Inverting map ! Added new window around map position (2, -2.6). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00372399 Jy ! Component: 100 - total flux cleaned = 0.0061205 Jy ! Total flux subtracted in 100 components = 0.0061205 Jy ! Clean residual min=-0.002513 max=0.003319 Jy/beam ! Clean residual mean=0.000001 rms=0.000564 Jy/beam ! Combined flux in latest and established models = 0.0865413 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 19 components and 0.0865413 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=0.056140Jy sigma=1.348162 ! Fit after self-cal, rms=0.056121Jy sigma=1.347750 ! 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=0.9509 mas, bmaj=1.475 mas, bpa=0.298 degrees ! Estimated noise=0.16054 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 (-1.6, -1.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00380431 Jy ! Component: 100 - total flux cleaned = 0.00643464 Jy ! Component: 150 - total flux cleaned = 0.00841307 Jy ! Component: 200 - total flux cleaned = 0.0099612 Jy ! Total flux subtracted in 200 components = 0.0099612 Jy ! Clean residual min=-0.001628 max=0.002725 Jy/beam ! Clean residual mean=0.000001 rms=0.000413 Jy/beam ! Combined flux in latest and established models = 0.0965025 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 37 components and 0.0965025 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=0.055788Jy sigma=1.338671 ! Fit after self-cal, rms=0.055764Jy sigma=1.338174 ! Inverting map ! Added new window around map position (1.8, 2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00238244 Jy ! Component: 100 - total flux cleaned = 0.00345734 Jy ! Component: 150 - total flux cleaned = 0.00432161 Jy ! Component: 200 - total flux cleaned = 0.00506491 Jy ! Total flux subtracted in 200 components = 0.00506491 Jy ! Clean residual min=-0.001375 max=0.001739 Jy/beam ! Clean residual mean=-0.000000 rms=0.000360 Jy/beam ! Combined flux in latest and established models = 0.101567 Jy ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 62 components and 0.101567 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=0.055643Jy sigma=1.334578 ! Fit after self-cal, rms=0.055631Jy sigma=1.334412 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9509 x 1.475 at 0.298 degrees (North through East) ! Clean map min=-0.0013252 max=0.072246 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 1.07 HN 1.00 KP 0.99 ! LA 0.98 MK 0.99 NL 1.10 OV 0.96 ! PT 0.90 SC 1.00 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 1.05 HN 0.97 KP 1.01 ! LA 1.00 MK 0.98 NL 1.05 OV 0.95 ! PT 0.92 SC 0.96 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 1.06 HN 0.97 KP 1.02 ! LA 1.00 MK 1.02 NL 1.11 OV 0.93 ! PT 0.94 SC 0.94 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 1.00 HN 0.97 KP 0.99 ! LA 1.02 MK 1.04 NL 1.08 OV 0.92 ! PT 0.94 SC 0.97 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 1.04 HN 0.99 KP 1.04 ! LA 1.02 MK 1.05 NL 1.05 OV 0.92 ! PT 0.93 SC 1.01 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 1.04 HN 0.99 KP 1.06 ! LA 1.03 MK 1.04 NL 1.06 OV 0.96 ! PT 0.94 SC 0.95 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 1.03 HN 1.01 KP 0.98 ! LA 1.02 MK 0.95 NL 1.07 OV 0.96 ! PT 0.95 SC 0.96 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 FD 1.01 HN 0.97 KP 1.06 ! LA 0.99 MK 1.03 NL 1.09 OV 0.90 ! PT 0.98 SC 0.91 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.11 FD 1.02 HN 0.99 KP 1.02 ! LA 1.02 MK 1.02 NL 1.08 OV 0.87 ! PT 0.94 SC 0.97 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 0.99 HN 0.96 KP 0.95 ! LA 1.00 MK 1.05 NL 1.06 OV 0.91 ! PT 0.95 SC 0.98 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 1.05 HN 1.02 KP 1.04 ! LA 0.95 MK 0.99 NL 1.05 OV 0.93 ! PT 0.93 SC 0.95 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 0.96 HN 1.04 KP 0.93 ! LA 1.02 MK 1.03 NL 1.06 OV 0.95 ! PT 0.94 SC 0.99 ! ! ! Fit before self-cal, rms=0.055631Jy sigma=1.334412 ! Fit after self-cal, rms=0.055081Jy sigma=1.326502 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.9489 mas, bmaj=1.478 mas, bpa=0.7285 degrees ! Estimated noise=0.160433 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 = -0.000541387 Jy ! Component: 100 - total flux cleaned = -0.000910346 Jy ! Component: 150 - total flux cleaned = -0.00111608 Jy ! Component: 200 - total flux cleaned = -0.00124874 Jy ! Total flux subtracted in 200 components = -0.00124874 Jy ! Clean residual min=-0.001038 max=0.001241 Jy/beam ! Clean residual mean=-0.000000 rms=0.000255 Jy/beam ! Combined flux in latest and established models = 0.100319 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 78 components and 0.100319 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=0.055054Jy sigma=1.325619 ! Fit after self-cal, rms=0.055075Jy sigma=1.325396 ! 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=0.055075Jy sigma=1.325396 ! Fit after self-cal, rms=0.055139Jy sigma=1.321313 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9494 mas, bmaj=1.477 mas, bpa=1.391 degrees ! Estimated noise=0.160157 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000678189 Jy ! Component: 100 - total flux cleaned = -0.000937721 Jy ! Component: 150 - total flux cleaned = -0.00105693 Jy ! Component: 200 - total flux cleaned = -0.001118 Jy ! Total flux subtracted in 200 components = -0.001118 Jy ! Clean residual min=-0.001033 max=0.001028 Jy/beam ! Clean residual mean=0.000000 rms=0.000226 Jy/beam ! Combined flux in latest and established models = 0.0992007 Jy selfcal ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 99 components and 0.0992007 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=0.055127Jy sigma=1.320940 ! Fit after self-cal, rms=0.055143Jy sigma=1.320834 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 = 4.13679e-08 Jy ! Component: 100 - total flux cleaned = -4.18941e-05 Jy ! Component: 150 - total flux cleaned = -5.51643e-05 Jy ! Component: 200 - total flux cleaned = -6.76312e-05 Jy ! Total flux subtracted in 200 components = -6.76312e-05 Jy ! Clean residual min=-0.001033 max=0.001013 Jy/beam ! Clean residual mean=0.000000 rms=0.000224 Jy/beam ! Combined flux in latest and established models = 0.0991331 Jy ! Performing phase self-cal ! Adding 32 model components to the UV plane model. ! The established model now contains 106 components and 0.0991331 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=0.055137Jy sigma=1.320692 ! Fit after self-cal, rms=0.055137Jy sigma=1.320688 ! 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=0.055137Jy sigma=1.320688 ! Fit after self-cal, rms=0.055123Jy sigma=1.320609 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9486 mas, bmaj=1.477 mas, bpa=1.636 degrees ! Estimated noise=0.160009 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000421622 Jy ! Component: 100 - total flux cleaned = -0.000609274 Jy ! Component: 150 - total flux cleaned = -0.00068459 Jy ! Component: 200 - total flux cleaned = -0.000731171 Jy ! Total flux subtracted in 200 components = -0.000731171 Jy ! Clean residual min=-0.001022 max=0.000955 Jy/beam ! Clean residual mean=0.000000 rms=0.000220 Jy/beam ! Combined flux in latest and established models = 0.0984019 Jy selfcal ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 111 components and 0.0984019 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=0.055117Jy sigma=1.320423 ! Fit after self-cal, rms=0.055119Jy sigma=1.320416 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 = 1.15432e-05 Jy ! Component: 100 - total flux cleaned = -1.02644e-05 Jy ! Component: 150 - total flux cleaned = -2.06584e-05 Jy ! Component: 200 - total flux cleaned = -4.03481e-05 Jy ! Total flux subtracted in 200 components = -4.03481e-05 Jy ! Clean residual min=-0.001019 max=0.000932 Jy/beam ! Clean residual mean=0.000000 rms=0.000219 Jy/beam ! Combined flux in latest and established models = 0.0983615 Jy ! Performing phase self-cal ! Adding 32 model components to the UV plane model. ! The established model now contains 115 components and 0.0983615 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=0.055115Jy sigma=1.320326 ! Fit after self-cal, rms=0.055115Jy sigma=1.320323 ! 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=0.055115Jy sigma=1.320323 ! Fit after self-cal, rms=0.055088Jy sigma=1.320285 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.184 mas, bmaj=2.526 mas, bpa=5.47 degrees ! Estimated noise=0.201963 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -1.81939e-05 Jy ! Component: 100 - total flux cleaned = -6.4624e-05 Jy ! Component: 150 - total flux cleaned = -7.59446e-05 Jy ! Component: 200 - total flux cleaned = -0.000115517 Jy ! Total flux subtracted in 200 components = -0.000115517 Jy ! Clean residual min=-0.001098 max=0.001125 Jy/beam ! Clean residual mean=-0.000000 rms=0.000280 Jy/beam ! Combined flux in latest and established models = 0.098246 Jy selfcal ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 127 components and 0.098246 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=0.055088Jy sigma=1.320211 ! Fit after self-cal, rms=0.055088Jy sigma=1.320200 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 = 3.52524e-05 Jy ! Component: 100 - total flux cleaned = 3.50702e-05 Jy ! Component: 150 - total flux cleaned = 1.99087e-05 Jy ! Component: 200 - total flux cleaned = 6.17483e-06 Jy ! Total flux subtracted in 200 components = 6.17483e-06 Jy ! Clean residual min=-0.001081 max=0.001115 Jy/beam ! Clean residual mean=-0.000000 rms=0.000277 Jy/beam ! Combined flux in latest and established models = 0.0982522 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 134 components and 0.0982522 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=0.055089Jy sigma=1.320197 ! Fit after self-cal, rms=0.055089Jy sigma=1.320194 ! 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=0.948 mas, bmaj=1.477 mas, bpa=1.788 degrees ! Estimated noise=0.159898 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.948 x 1.477 at 1.788 degrees (North through East) ! Clean map min=-0.00098146 max=0.072002 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=0.726 mas, bmaj=1.183 mas, bpa=0.4019 degrees ! Estimated noise=0.324776 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0556506 Jy ! Component: 100 - total flux cleaned = 0.0697181 Jy ! Component: 150 - total flux cleaned = 0.076845 Jy ! Component: 200 - total flux cleaned = 0.0815134 Jy ! Total flux subtracted in 200 components = 0.0815134 Jy ! Clean residual min=-0.002334 max=0.002801 Jy/beam ! Clean residual mean=0.000002 rms=0.000504 Jy/beam ! Combined flux in latest and established models = 0.0815134 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 14 model components to the UV plane model. ! The established model now contains 14 components and 0.0815134 Jy ! Inverting map and beam ! Estimated beam: bmin=0.948 mas, bmaj=1.477 mas, bpa=1.788 degrees ! Estimated noise=0.159898 mJy/beam. repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam keep new_peak = peak(flux) until(new_peak<=flux_cutoff) ! Added new window around map position (0.8, -1.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00460438 Jy ! Component: 100 - total flux cleaned = 0.00752886 Jy ! Component: 150 - total flux cleaned = 0.00960758 Jy ! Component: 200 - total flux cleaned = 0.0112218 Jy ! Total flux subtracted in 200 components = 0.0112218 Jy ! Clean residual min=-0.001137 max=0.001633 Jy/beam ! Clean residual mean=0.000002 rms=0.000264 Jy/beam ! Combined flux in latest and established models = 0.0927352 Jy ! Adding 31 model components to the UV plane model. ! The established model now contains 37 components and 0.0927352 Jy ! Inverting map ! Added new window around map position (-0.6, 1.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00155002 Jy ! Component: 100 - total flux cleaned = 0.00235359 Jy ! Component: 150 - total flux cleaned = 0.00303152 Jy ! Component: 200 - total flux cleaned = 0.00357926 Jy ! Total flux subtracted in 200 components = 0.00357926 Jy ! Clean residual min=-0.001000 max=0.000888 Jy/beam ! Clean residual mean=0.000001 rms=0.000228 Jy/beam ! Combined flux in latest and established models = 0.0963144 Jy ! Adding 32 model components to the UV plane model. ! The established model now contains 60 components and 0.0963144 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=2.184 mas, bmaj=2.526 mas, bpa=5.47 degrees ! Estimated noise=0.201963 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000928003 Jy ! Component: 100 - total flux cleaned = 0.00133169 Jy ! Component: 150 - total flux cleaned = 0.00148986 Jy ! Component: 200 - total flux cleaned = 0.00162257 Jy ! Total flux subtracted in 200 components = 0.00162257 Jy ! Clean residual min=-0.001075 max=0.001103 Jy/beam ! Clean residual mean=0.000000 rms=0.000283 Jy/beam ! Combined flux in latest and established models = 0.097937 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 = 0.000129381 Jy ! Component: 100 - total flux cleaned = 0.00024024 Jy ! Component: 150 - total flux cleaned = 0.000300749 Jy ! Component: 200 - total flux cleaned = 0.000333664 Jy ! Total flux subtracted in 200 components = 0.000333664 Jy ! Clean residual min=-0.001085 max=0.001095 Jy/beam ! Clean residual mean=-0.000000 rms=0.000277 Jy/beam ! Combined flux in latest and established models = 0.0982707 Jy ! Adding 60 model components to the UV plane model. ! The established model now contains 110 components and 0.0982707 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.948 mas, bmaj=1.477 mas, bpa=1.788 degrees ! Estimated noise=0.159898 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000202461 Jy ! Component: 100 - total flux cleaned = -0.000203885 Jy ! Component: 150 - total flux cleaned = -0.000172451 Jy ! Component: 200 - total flux cleaned = -0.000128543 Jy ! Total flux subtracted in 200 components = -0.000128543 Jy ! Clean residual min=-0.000955 max=0.000906 Jy/beam ! Clean residual mean=-0.000000 rms=0.000214 Jy/beam ! Combined flux in latest and established models = 0.0981421 Jy selfcal ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 128 components and 0.0981421 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=0.055080Jy sigma=1.320076 ! Fit after self-cal, rms=0.055078Jy sigma=1.320000 wmodel J0342+4809_X_map.mod ! Writing 128 model components to file: J0342+4809_X_map.mod wobs J0342+4809_X_uvs.fits ! Writing UV FITS file: J0342+4809_X_uvs.fits wwins J0342+4809_X_map.win ! wwins: Wrote 6 windows to J0342+4809_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 = -7.58952e-05 Jy ! Component: 100 - total flux cleaned = -0.000139979 Jy ! Component: 150 - total flux cleaned = -0.000186543 Jy ! Component: 200 - total flux cleaned = -0.000261036 Jy ! Component: 250 - total flux cleaned = -0.000318853 Jy ! Component: 300 - total flux cleaned = -0.000389305 Jy ! Component: 350 - total flux cleaned = -0.000416872 Jy ! Component: 400 - total flux cleaned = -0.000430472 Jy ! Component: 450 - total flux cleaned = -0.000483226 Jy ! Component: 500 - total flux cleaned = -0.000496159 Jy ! Component: 550 - total flux cleaned = -0.000534754 Jy ! Component: 600 - total flux cleaned = -0.000597869 Jy ! Component: 650 - total flux cleaned = -0.00062264 Jy ! Component: 700 - total flux cleaned = -0.000659492 Jy ! Component: 750 - total flux cleaned = -0.000683757 Jy ! Component: 800 - total flux cleaned = -0.000707834 Jy ! Component: 850 - total flux cleaned = -0.000755113 Jy ! Component: 900 - total flux cleaned = -0.000755284 Jy ! Component: 950 - total flux cleaned = -0.000766855 Jy ! Component: 1000 - total flux cleaned = -0.000789786 Jy ! Component: 1050 - total flux cleaned = -0.000801161 Jy ! Component: 1100 - total flux cleaned = -0.000856877 Jy ! Component: 1150 - total flux cleaned = -0.000790292 Jy ! Component: 1200 - total flux cleaned = -0.000779339 Jy ! Component: 1250 - total flux cleaned = -0.000757698 Jy ! Component: 1300 - total flux cleaned = -0.000757794 Jy ! Component: 1350 - total flux cleaned = -0.000747177 Jy ! Component: 1400 - total flux cleaned = -0.000736526 Jy ! Component: 1450 - total flux cleaned = -0.000747075 Jy ! Component: 1500 - total flux cleaned = -0.000726162 Jy ! Component: 1550 - total flux cleaned = -0.000736486 Jy ! Component: 1600 - total flux cleaned = -0.000757025 Jy ! Component: 1650 - total flux cleaned = -0.00075699 Jy ! Component: 1700 - total flux cleaned = -0.000776989 Jy ! Component: 1750 - total flux cleaned = -0.000747017 Jy ! Component: 1800 - total flux cleaned = -0.00074716 Jy ! Component: 1850 - total flux cleaned = -0.00080609 Jy ! Component: 1900 - total flux cleaned = -0.000737828 Jy ! Component: 1950 - total flux cleaned = -0.000776588 Jy ! Component: 2000 - total flux cleaned = -0.000747829 Jy ! Component: 2050 - total flux cleaned = -0.000757383 Jy ! Component: 2100 - total flux cleaned = -0.000804788 Jy ! Component: 2150 - total flux cleaned = -0.000757601 Jy ! Component: 2200 - total flux cleaned = -0.000795057 Jy ! Component: 2250 - total flux cleaned = -0.000785804 Jy ! Component: 2300 - total flux cleaned = -0.000767406 Jy ! Component: 2350 - total flux cleaned = -0.000785755 Jy ! Component: 2400 - total flux cleaned = -0.000794954 Jy ! Component: 2450 - total flux cleaned = -0.000794937 Jy ! Component: 2500 - total flux cleaned = -0.000803887 Jy ! Component: 2550 - total flux cleaned = -0.000768105 Jy ! Component: 2600 - total flux cleaned = -0.000812565 Jy ! Component: 2650 - total flux cleaned = -0.000777205 Jy ! Component: 2700 - total flux cleaned = -0.000741982 Jy ! Component: 2750 - total flux cleaned = -0.000794429 Jy ! Component: 2800 - total flux cleaned = -0.000777049 Jy ! Component: 2850 - total flux cleaned = -0.000733819 Jy ! Component: 2900 - total flux cleaned = -0.000742407 Jy ! Component: 2950 - total flux cleaned = -0.000742339 Jy ! Component: 3000 - total flux cleaned = -0.000725363 Jy ! Component: 3050 - total flux cleaned = -0.00071689 Jy ! Component: 3100 - total flux cleaned = -0.000700097 Jy ! Component: 3150 - total flux cleaned = -0.000725135 Jy ! Component: 3200 - total flux cleaned = -0.000725102 Jy ! Component: 3250 - total flux cleaned = -0.000725042 Jy ! Component: 3300 - total flux cleaned = -0.000659306 Jy ! Component: 3350 - total flux cleaned = -0.000716513 Jy ! Component: 3400 - total flux cleaned = -0.000708308 Jy ! Component: 3450 - total flux cleaned = -0.000692162 Jy ! Component: 3500 - total flux cleaned = -0.000700151 Jy ! Component: 3550 - total flux cleaned = -0.000660211 Jy ! Component: 3600 - total flux cleaned = -0.00069208 Jy ! Component: 3650 - total flux cleaned = -0.000660512 Jy ! Component: 3700 - total flux cleaned = -0.000691956 Jy ! Component: 3750 - total flux cleaned = -0.000699856 Jy ! Component: 3800 - total flux cleaned = -0.000684248 Jy ! Component: 3850 - total flux cleaned = -0.00066105 Jy ! Component: 3900 - total flux cleaned = -0.000661015 Jy ! Component: 3950 - total flux cleaned = -0.000684048 Jy ! Component: 4000 - total flux cleaned = -0.000661136 Jy ! Component: 4050 - total flux cleaned = -0.000645954 Jy ! Total flux subtracted in 4096 components = -0.000653469 Jy ! Clean residual min=-0.000463 max=0.000458 Jy/beam ! Clean residual mean=0.000000 rms=0.000130 Jy/beam ! Combined flux in latest and established models = 0.0974886 Jy keep ! Adding 345 model components to the UV plane model. ! The established model now contains 473 components and 0.0974886 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J0342+4809_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.948 x 1.477 at 1.788 degrees (North through East) ! Clean map min=-0.0009499 max=0.072076 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J0342+4809_X_map.fits wmodel /vlbi/uf001/uva//J0342+4809_X_map.mod ! Writing 473 model components to file: /vlbi/uf001/uva//J0342+4809_X_map.mod wobs /vlbi/uf001/uva//J0342+4809_X_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J0342+4809_X_uvs.fits wwins /vlbi/uf001/uva//J0342+4809_X_map.win ! wwins: Wrote 7 windows to /vlbi/uf001/uva//J0342+4809_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0720758 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000129038 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.537092 0.537092 1.07418 2.14837 4.29674 8.59348 17.187 34.3739 68.7478 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0003 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.072 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 558.563 quit ! Quitting program ! Log file /vlbi/uf001/uva//J0342+4809_X_dfm.log closed on Sun Jan 13 21:53:45 2019