! Started logfile: /vlbi/uf001/uva//J1503+0419_X_dfm.log on Mon Jan 14 03:09:17 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//J1503+0419_X_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J1503+0419_X_uva.fits ! AN table 1: 42 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.965608 visibilities/baseline/integration-bin. ! Found source: J1503+0419 ! ! 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 21900 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 J1503+0419_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=1.011363Jy sigma=22.546063 ! Fit after self-cal, rms=0.844643Jy sigma=18.858159 ! 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=0.6791 mas, bmaj=1.632 mas, bpa=-2.446 degrees ! Estimated noise=0.386466 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 = 0.118726 Jy ! Component: 100 - total flux cleaned = 0.145295 Jy ! Total flux subtracted in 100 components = 0.145295 Jy ! Clean residual min=-0.004831 max=0.009318 Jy/beam ! Clean residual mean=-0.000007 rms=0.001060 Jy/beam ! Combined flux in latest and established models = 0.145295 Jy ! Performing phase self-cal ! Adding 5 model components to the UV plane model. ! The established model now contains 5 components and 0.145295 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=0.059165Jy sigma=1.274530 ! Fit after self-cal, rms=0.059160Jy sigma=1.274402 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.010409 Jy ! Component: 100 - total flux cleaned = 0.0159769 Jy ! Total flux subtracted in 100 components = 0.0159769 Jy ! Clean residual min=-0.004019 max=0.004790 Jy/beam ! Clean residual mean=-0.000003 rms=0.000858 Jy/beam ! Combined flux in latest and established models = 0.161271 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 10 components and 0.161271 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=0.056837Jy sigma=1.221299 ! Fit after self-cal, rms=0.056841Jy sigma=1.221158 ! 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=0.8318 mas, bmaj=1.869 mas, bpa=-2.669 degrees ! Estimated noise=0.263021 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 = 0.00446262 Jy ! Component: 100 - total flux cleaned = 0.00673738 Jy ! Component: 150 - total flux cleaned = 0.00802915 Jy ! Component: 200 - total flux cleaned = 0.00859913 Jy ! Total flux subtracted in 200 components = 0.00859913 Jy ! Clean residual min=-0.004437 max=0.005121 Jy/beam ! Clean residual mean=-0.000003 rms=0.000928 Jy/beam ! Combined flux in latest and established models = 0.169871 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 28 components and 0.169871 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=0.056497Jy sigma=1.213658 ! Fit after self-cal, rms=0.056500Jy sigma=1.213631 ! Inverting map ! Added new window around map position (-1.2, -2.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00400865 Jy ! Component: 100 - total flux cleaned = 0.00506629 Jy ! Component: 150 - total flux cleaned = 0.00600089 Jy ! Component: 200 - total flux cleaned = 0.00634047 Jy ! Total flux subtracted in 200 components = 0.00634047 Jy ! Clean residual min=-0.003790 max=0.004625 Jy/beam ! Clean residual mean=-0.000002 rms=0.000836 Jy/beam ! Combined flux in latest and established models = 0.176211 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 46 components and 0.176211 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=0.055970Jy sigma=1.200045 ! Fit after self-cal, rms=0.055931Jy sigma=1.199175 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8318 x 1.869 at -2.669 degrees (North through East) ! Clean map min=-0.003509 max=0.15645 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 1.00 HN 0.94 KP 0.98 ! LA 0.92 MK 0.98 NL 1.13 OV 0.94 ! PT 1.00* SC 0.95 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 0.98 HN 0.94 KP 0.97 ! LA 0.92 MK 0.97 NL 1.13 OV 0.98 ! PT 1.00* SC 0.99 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 0.99 HN 0.91 KP 0.97 ! LA 0.92 MK 0.99 NL 1.14 OV 0.96 ! PT 1.00* SC 0.97 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.10 FD 1.02 HN 0.94 KP 1.02 ! LA 0.91 MK 1.01 NL 1.12 OV 0.95 ! PT 1.00* SC 1.00 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.10 FD 1.01 HN 0.93 KP 1.00 ! LA 0.92 MK 0.99 NL 1.14 OV 0.97 ! PT 1.00* SC 0.97 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 1.02 HN 0.93 KP 0.99 ! LA 0.91 MK 0.98 NL 1.12 OV 0.95 ! PT 1.00* SC 0.99 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 1.01 HN 0.96 KP 1.01 ! LA 0.92 MK 1.02 NL 1.14 OV 0.97 ! PT 1.00* SC 1.01 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 FD 1.00 HN 0.96 KP 1.03 ! LA 0.92 MK 1.01 NL 1.15 OV 0.93 ! PT 1.00* SC 1.00 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.11 FD 1.02 HN 0.96 KP 0.97 ! LA 0.92 MK 1.02 NL 1.12 OV 0.96 ! PT 1.00* SC 1.03 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 1.05 HN 0.94 KP 0.99 ! LA 0.90 MK 1.01 NL 1.13 OV 0.99 ! PT 1.00* SC 1.00 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 1.01 HN 0.96 KP 1.01 ! LA 0.93 MK 1.03 NL 1.13 OV 0.98 ! PT 1.00* SC 0.97 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.13 FD 1.03 HN 0.96 KP 1.02 ! LA 0.92 MK 0.99 NL 1.12 OV 0.95 ! PT 1.00* SC 1.00 ! ! ! Fit before self-cal, rms=0.055931Jy sigma=1.199175 ! Fit after self-cal, rms=0.054896Jy sigma=1.157946 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.8288 mas, bmaj=1.885 mas, bpa=-2.71 degrees ! Estimated noise=0.26372 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 = -0.0013515 Jy ! Component: 100 - total flux cleaned = -0.00166197 Jy ! Component: 150 - total flux cleaned = -0.00166147 Jy ! Component: 200 - total flux cleaned = -0.0017101 Jy ! Total flux subtracted in 200 components = -0.0017101 Jy ! Clean residual min=-0.001610 max=0.001949 Jy/beam ! Clean residual mean=0.000000 rms=0.000367 Jy/beam ! Combined flux in latest and established models = 0.174501 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 59 components and 0.174501 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=0.054754Jy sigma=1.154964 ! Fit after self-cal, rms=0.054786Jy sigma=1.154582 ! Inverting map ! Added new window around map position (9.8, 8.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00118743 Jy ! Component: 100 - total flux cleaned = 0.00136534 Jy ! Component: 150 - total flux cleaned = 0.00144232 Jy ! Component: 200 - total flux cleaned = 0.00147628 Jy ! Total flux subtracted in 200 components = 0.00147628 Jy ! Clean residual min=-0.001463 max=0.001758 Jy/beam ! Clean residual mean=0.000000 rms=0.000349 Jy/beam ! Combined flux in latest and established models = 0.175977 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 68 components and 0.175977 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=0.054709Jy sigma=1.153126 ! Fit after self-cal, rms=0.054705Jy sigma=1.153038 ! 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=0.054705Jy sigma=1.153038 ! Fit after self-cal, rms=0.054705Jy sigma=1.147041 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8279 mas, bmaj=1.885 mas, bpa=-2.72 degrees ! Estimated noise=0.264072 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000362435 Jy ! Component: 100 - total flux cleaned = -0.000491936 Jy ! Component: 150 - total flux cleaned = -0.000577507 Jy ! Component: 200 - total flux cleaned = -0.000627476 Jy ! Total flux subtracted in 200 components = -0.000627476 Jy ! Clean residual min=-0.001208 max=0.001304 Jy/beam ! Clean residual mean=-0.000000 rms=0.000299 Jy/beam ! Combined flux in latest and established models = 0.17535 Jy selfcal ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 74 components and 0.17535 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=0.054668Jy sigma=1.146317 ! Fit after self-cal, rms=0.054676Jy sigma=1.146261 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 (16.8, 45.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000962808 Jy ! Component: 100 - total flux cleaned = 0.000988327 Jy ! Component: 150 - total flux cleaned = 0.00101219 Jy ! Component: 200 - total flux cleaned = 0.00101336 Jy ! Total flux subtracted in 200 components = 0.00101336 Jy ! Clean residual min=-0.001147 max=0.001190 Jy/beam ! Clean residual mean=-0.000000 rms=0.000290 Jy/beam ! Combined flux in latest and established models = 0.176363 Jy ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 85 components and 0.176363 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=0.054643Jy sigma=1.145624 ! Fit after self-cal, rms=0.054642Jy sigma=1.145598 ! 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=0.054642Jy sigma=1.145598 ! Fit after self-cal, rms=0.054755Jy sigma=1.145321 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.827 mas, bmaj=1.885 mas, bpa=-2.718 degrees ! Estimated noise=0.264338 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000254573 Jy ! Component: 100 - total flux cleaned = 0.000375119 Jy ! Component: 150 - total flux cleaned = 0.000395727 Jy ! Component: 200 - total flux cleaned = 0.00035335 Jy ! Total flux subtracted in 200 components = 0.00035335 Jy ! Clean residual min=-0.001132 max=0.001143 Jy/beam ! Clean residual mean=-0.000000 rms=0.000279 Jy/beam ! Combined flux in latest and established models = 0.176716 Jy selfcal ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 91 components and 0.176716 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=0.054735Jy sigma=1.144920 ! Fit after self-cal, rms=0.054738Jy sigma=1.144910 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 = -8.44124e-05 Jy ! Component: 100 - total flux cleaned = -0.000102675 Jy ! Component: 150 - total flux cleaned = -0.000140142 Jy ! Component: 200 - total flux cleaned = -0.000176275 Jy ! Total flux subtracted in 200 components = -0.000176275 Jy ! Clean residual min=-0.001143 max=0.001138 Jy/beam ! Clean residual mean=-0.000000 rms=0.000276 Jy/beam ! Combined flux in latest and established models = 0.17654 Jy ! Performing phase self-cal ! Adding 37 model components to the UV plane model. ! The established model now contains 99 components and 0.17654 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=0.054725Jy sigma=1.144664 ! Fit after self-cal, rms=0.054725Jy sigma=1.144663 ! 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=0.054725Jy sigma=1.144663 ! Fit after self-cal, rms=0.054799Jy sigma=1.144619 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.943 mas, bmaj=2.924 mas, bpa=-1.501 degrees ! Estimated noise=0.347574 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000142915 Jy ! Component: 100 - total flux cleaned = 0.000369128 Jy ! Component: 150 - total flux cleaned = 0.00048837 Jy ! Component: 200 - total flux cleaned = 0.00054537 Jy ! Total flux subtracted in 200 components = 0.00054537 Jy ! Clean residual min=-0.001377 max=0.001286 Jy/beam ! Clean residual mean=-0.000000 rms=0.000332 Jy/beam ! Combined flux in latest and established models = 0.177086 Jy selfcal ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 113 components and 0.177086 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=0.054794Jy sigma=1.144573 ! Fit after self-cal, rms=0.054795Jy sigma=1.144547 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 = 0.000102071 Jy ! Component: 100 - total flux cleaned = 0.000103202 Jy ! Component: 150 - total flux cleaned = 0.000139953 Jy ! Component: 200 - total flux cleaned = 0.000172661 Jy ! Total flux subtracted in 200 components = 0.000172661 Jy ! Clean residual min=-0.001367 max=0.001258 Jy/beam ! Clean residual mean=-0.000000 rms=0.000330 Jy/beam ! Combined flux in latest and established models = 0.177258 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 122 components and 0.177258 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=0.054793Jy sigma=1.144536 ! Fit after self-cal, rms=0.054793Jy sigma=1.144532 ! 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=0.8262 mas, bmaj=1.884 mas, bpa=-2.721 degrees ! Estimated noise=0.264603 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8262 x 1.884 at -2.721 degrees (North through East) ! Clean map min=-0.0012761 max=0.15731 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=0.674 mas, bmaj=1.642 mas, bpa=-2.521 degrees ! Estimated noise=0.387861 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.119102 Jy ! Component: 100 - total flux cleaned = 0.146202 Jy ! Component: 150 - total flux cleaned = 0.157718 Jy ! Component: 200 - total flux cleaned = 0.16393 Jy ! Total flux subtracted in 200 components = 0.16393 Jy ! Clean residual min=-0.002145 max=0.002967 Jy/beam ! Clean residual mean=-0.000002 rms=0.000479 Jy/beam ! Combined flux in latest and established models = 0.16393 Jy uvw 0,-1 ! Uniform weighting is not currently selected. ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. flux_cutoff = imstat(rms) * dynam ! Adding 8 model components to the UV plane model. ! The established model now contains 8 components and 0.16393 Jy ! Inverting map and beam ! Estimated beam: bmin=0.8262 mas, bmaj=1.884 mas, bpa=-2.721 degrees ! Estimated noise=0.264603 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 = 0.00418564 Jy ! Component: 100 - total flux cleaned = 0.0062622 Jy ! Component: 150 - total flux cleaned = 0.00784404 Jy ! Component: 200 - total flux cleaned = 0.00884297 Jy ! Total flux subtracted in 200 components = 0.00884297 Jy ! Clean residual min=-0.001242 max=0.001357 Jy/beam ! Clean residual mean=-0.000001 rms=0.000305 Jy/beam ! Combined flux in latest and established models = 0.172773 Jy ! Adding 19 model components to the UV plane model. ! The established model now contains 23 components and 0.172773 Jy ! Inverting map ! Added new window around map position (-1.2, 2.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000809933 Jy ! Component: 100 - total flux cleaned = 0.00118631 Jy ! Component: 150 - total flux cleaned = 0.001448 Jy ! Component: 200 - total flux cleaned = 0.00165347 Jy ! Total flux subtracted in 200 components = 0.00165347 Jy ! Clean residual min=-0.001214 max=0.001164 Jy/beam ! Clean residual mean=-0.000001 rms=0.000288 Jy/beam ! Combined flux in latest and established models = 0.174426 Jy ! Adding 29 model components to the UV plane model. ! The established model now contains 39 components and 0.174426 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=1.943 mas, bmaj=2.924 mas, bpa=-1.501 degrees ! Estimated noise=0.347574 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000901935 Jy ! Component: 100 - total flux cleaned = 0.00109363 Jy ! Component: 150 - total flux cleaned = 0.00133736 Jy ! Component: 200 - total flux cleaned = 0.00157183 Jy ! Total flux subtracted in 200 components = 0.00157183 Jy ! Clean residual min=-0.001471 max=0.001309 Jy/beam ! Clean residual mean=-0.000001 rms=0.000342 Jy/beam ! Combined flux in latest and established models = 0.175998 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 = 0.000227794 Jy ! Component: 100 - total flux cleaned = 0.00041806 Jy ! Component: 150 - total flux cleaned = 0.000548114 Jy ! Component: 200 - total flux cleaned = 0.000653346 Jy ! Total flux subtracted in 200 components = 0.000653346 Jy ! Clean residual min=-0.001428 max=0.001248 Jy/beam ! Clean residual mean=-0.000001 rms=0.000334 Jy/beam ! Combined flux in latest and established models = 0.176652 Jy ! Adding 26 model components to the UV plane model. ! The established model now contains 64 components and 0.176652 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.8262 mas, bmaj=1.884 mas, bpa=-2.721 degrees ! Estimated noise=0.264603 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000516618 Jy ! Component: 100 - total flux cleaned = -0.00048566 Jy ! Component: 150 - total flux cleaned = -0.000484658 Jy ! Component: 200 - total flux cleaned = -0.000483286 Jy ! Total flux subtracted in 200 components = -0.000483286 Jy ! Clean residual min=-0.001159 max=0.001082 Jy/beam ! Clean residual mean=-0.000000 rms=0.000273 Jy/beam ! Combined flux in latest and established models = 0.176168 Jy selfcal ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 76 components and 0.176168 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=0.054801Jy sigma=1.144636 ! Fit after self-cal, rms=0.054795Jy sigma=1.144558 wmodel J1503+0419_X_map.mod ! Writing 76 model components to file: J1503+0419_X_map.mod wobs J1503+0419_X_uvs.fits ! Writing UV FITS file: J1503+0419_X_uvs.fits wwins J1503+0419_X_map.win ! wwins: Wrote 5 windows to J1503+0419_X_map.win x = (field_size-8) * field_cell / 4 addwin -x,x,-x,x clean (field_size*4),0.01 ! Inverting map ! clean: niter=4096 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = -0.000303814 Jy ! Component: 100 - total flux cleaned = -0.000442912 Jy ! Component: 150 - total flux cleaned = -0.00053742 Jy ! Component: 200 - total flux cleaned = -0.000592324 Jy ! Component: 250 - total flux cleaned = -0.000698899 Jy ! Component: 300 - total flux cleaned = -0.00071595 Jy ! Component: 350 - total flux cleaned = -0.000750349 Jy ! Component: 400 - total flux cleaned = -0.000784019 Jy ! Component: 450 - total flux cleaned = -0.000816971 Jy ! Component: 500 - total flux cleaned = -0.000865496 Jy ! Component: 550 - total flux cleaned = -0.000849183 Jy ! Component: 600 - total flux cleaned = -0.000911798 Jy ! Component: 650 - total flux cleaned = -0.000927058 Jy ! Component: 700 - total flux cleaned = -0.000972859 Jy ! Component: 750 - total flux cleaned = -0.000957666 Jy ! Component: 800 - total flux cleaned = -0.000927938 Jy ! Component: 850 - total flux cleaned = -0.000927807 Jy ! Component: 900 - total flux cleaned = -0.000927976 Jy ! Component: 950 - total flux cleaned = -0.000942452 Jy ! Component: 1000 - total flux cleaned = -0.000956617 Jy ! Component: 1050 - total flux cleaned = -0.000914371 Jy ! Component: 1100 - total flux cleaned = -0.000928211 Jy ! Component: 1150 - total flux cleaned = -0.000914371 Jy ! Component: 1200 - total flux cleaned = -0.000928221 Jy ! Component: 1250 - total flux cleaned = -0.000928169 Jy ! Component: 1300 - total flux cleaned = -0.000955008 Jy ! Component: 1350 - total flux cleaned = -0.000954951 Jy ! Component: 1400 - total flux cleaned = -0.000941921 Jy ! Component: 1450 - total flux cleaned = -0.00100752 Jy ! Component: 1500 - total flux cleaned = -0.000994569 Jy ! Component: 1550 - total flux cleaned = -0.00105902 Jy ! Component: 1600 - total flux cleaned = -0.00105917 Jy ! Component: 1650 - total flux cleaned = -0.00107194 Jy ! Component: 1700 - total flux cleaned = -0.00113485 Jy ! Component: 1750 - total flux cleaned = -0.00113484 Jy ! Component: 1800 - total flux cleaned = -0.00117201 Jy ! Component: 1850 - total flux cleaned = -0.00119664 Jy ! Component: 1900 - total flux cleaned = -0.00120881 Jy ! Component: 1950 - total flux cleaned = -0.00122087 Jy ! Component: 2000 - total flux cleaned = -0.00118486 Jy ! Component: 2050 - total flux cleaned = -0.00122056 Jy ! Component: 2100 - total flux cleaned = -0.00120869 Jy ! Component: 2150 - total flux cleaned = -0.00118527 Jy ! Component: 2200 - total flux cleaned = -0.00120885 Jy ! Component: 2250 - total flux cleaned = -0.00120879 Jy ! Component: 2300 - total flux cleaned = -0.00122036 Jy ! Component: 2350 - total flux cleaned = -0.00123174 Jy ! Component: 2400 - total flux cleaned = -0.00123179 Jy ! Component: 2450 - total flux cleaned = -0.00120922 Jy ! Component: 2500 - total flux cleaned = -0.00124283 Jy ! Component: 2550 - total flux cleaned = -0.00125404 Jy ! Component: 2600 - total flux cleaned = -0.00124288 Jy ! Component: 2650 - total flux cleaned = -0.00126498 Jy ! Component: 2700 - total flux cleaned = -0.00122128 Jy ! Component: 2750 - total flux cleaned = -0.00123212 Jy ! Component: 2800 - total flux cleaned = -0.00124289 Jy ! Component: 2850 - total flux cleaned = -0.0012321 Jy ! Component: 2900 - total flux cleaned = -0.00118953 Jy ! Component: 2950 - total flux cleaned = -0.00123194 Jy ! Component: 3000 - total flux cleaned = -0.00123196 Jy ! Component: 3050 - total flux cleaned = -0.00123203 Jy ! Component: 3100 - total flux cleaned = -0.00125289 Jy ! Component: 3150 - total flux cleaned = -0.00128398 Jy ! Component: 3200 - total flux cleaned = -0.0012427 Jy ! Component: 3250 - total flux cleaned = -0.0012939 Jy ! Component: 3300 - total flux cleaned = -0.00129397 Jy ! Component: 3350 - total flux cleaned = -0.00124331 Jy ! Component: 3400 - total flux cleaned = -0.00132395 Jy ! Component: 3450 - total flux cleaned = -0.00133397 Jy ! Component: 3500 - total flux cleaned = -0.00130411 Jy ! Component: 3550 - total flux cleaned = -0.001314 Jy ! Component: 3600 - total flux cleaned = -0.00134357 Jy ! Component: 3650 - total flux cleaned = -0.00139265 Jy ! Component: 3700 - total flux cleaned = -0.00133406 Jy ! Component: 3750 - total flux cleaned = -0.00133407 Jy ! Component: 3800 - total flux cleaned = -0.0012857 Jy ! Component: 3850 - total flux cleaned = -0.00133372 Jy ! Component: 3900 - total flux cleaned = -0.00134333 Jy ! Component: 3950 - total flux cleaned = -0.00130526 Jy ! Component: 4000 - total flux cleaned = -0.00132427 Jy ! Component: 4050 - total flux cleaned = -0.00129597 Jy ! Total flux subtracted in 4096 components = -0.00128652 Jy ! Clean residual min=-0.000601 max=0.000537 Jy/beam ! Clean residual mean=0.000000 rms=0.000163 Jy/beam ! Combined flux in latest and established models = 0.174882 Jy keep ! Adding 337 model components to the UV plane model. ! The established model now contains 413 components and 0.174882 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J1503+0419_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8262 x 1.884 at -2.721 degrees (North through East) ! Clean map min=-0.00091049 max=0.15708 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J1503+0419_X_map.fits wmodel /vlbi/uf001/uva//J1503+0419_X_map.mod ! Writing 413 model components to file: /vlbi/uf001/uva//J1503+0419_X_map.mod wobs /vlbi/uf001/uva//J1503+0419_X_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J1503+0419_X_uvs.fits wwins /vlbi/uf001/uva//J1503+0419_X_map.win ! wwins: Wrote 6 windows to /vlbi/uf001/uva//J1503+0419_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.157081 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.00016237 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.3101 0.3101 0.620201 1.2404 2.4808 4.96161 9.92321 19.8464 39.6928 79.3857 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0004 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.157 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 967.428 quit ! Quitting program ! Log file /vlbi/uf001/uva//J1503+0419_X_dfm.log closed on Mon Jan 14 03:09:22 2019