! Started logfile: /vlbi/uf001/uva//J1646+4059_X_dfm.log on Mon Jan 14 03:52:24 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//J1646+4059_X_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J1646+4059_X_uva.fits ! AN table 1: 57 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.718129 visibilities/baseline/integration-bin. ! Found source: J1646+4059 ! ! 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 22104 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 J1646+4059_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 91 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 91 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 91 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 91 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 91 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 91 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 91 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 91 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 91 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 91 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 91 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 91 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.045848Jy sigma=23.617153 ! Fit after self-cal, rms=0.703735Jy sigma=15.746459 ! 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=0.714 mas, bmaj=1.258 mas, bpa=-15.09 degrees ! Estimated noise=0.403965 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 = 0.229027 Jy ! Component: 100 - total flux cleaned = 0.282216 Jy ! Total flux subtracted in 100 components = 0.282216 Jy ! Clean residual min=-0.010438 max=0.020108 Jy/beam ! Clean residual mean=-0.000015 rms=0.002503 Jy/beam ! Combined flux in latest and established models = 0.282216 Jy ! Performing phase self-cal ! Adding 4 model components to the UV plane model. ! The established model now contains 4 components and 0.282216 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=0.084483Jy sigma=1.752802 ! Fit after self-cal, rms=0.084414Jy sigma=1.751018 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0214873 Jy ! Component: 100 - total flux cleaned = 0.0330333 Jy ! Total flux subtracted in 100 components = 0.0330333 Jy ! Clean residual min=-0.010586 max=0.012728 Jy/beam ! Clean residual mean=-0.000010 rms=0.001995 Jy/beam ! Combined flux in latest and established models = 0.31525 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 14 components and 0.31525 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=0.077946Jy sigma=1.542689 ! Fit after self-cal, rms=0.077827Jy sigma=1.539886 ! 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=0.9249 mas, bmaj=1.518 mas, bpa=-14 degrees ! Estimated noise=0.219983 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, -1.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.015153 Jy ! Component: 100 - total flux cleaned = 0.0250053 Jy ! Component: 150 - total flux cleaned = 0.0322903 Jy ! Component: 200 - total flux cleaned = 0.0374498 Jy ! Total flux subtracted in 200 components = 0.0374498 Jy ! Clean residual min=-0.008802 max=0.009779 Jy/beam ! Clean residual mean=-0.000009 rms=0.001911 Jy/beam ! Combined flux in latest and established models = 0.352699 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 36 components and 0.352699 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=0.074519Jy sigma=1.439353 ! Fit after self-cal, rms=0.074331Jy sigma=1.432317 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9249 x 1.518 at -14 degrees (North through East) ! Clean map min=-0.0081965 max=0.2962 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.10 FD 0.99 HN 1.07 KP 1.01 ! LA 0.95 MK 0.98 NL 1.11 OV 0.90 ! PT 0.93 SC 0.97 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.10 FD 1.00 HN 1.09 KP 1.01 ! LA 0.95 MK 0.98 NL 1.09 OV 0.90 ! PT 0.96 SC 0.95 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.10 FD 0.98 HN 1.10 KP 1.01 ! LA 0.95 MK 0.98 NL 1.10 OV 0.89 ! PT 0.95 SC 0.96 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.10 FD 0.98 HN 1.08 KP 1.02 ! LA 0.95 MK 0.97 NL 1.11 OV 0.90 ! PT 0.94 SC 0.97 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.11 FD 0.99 HN 1.06 KP 1.03 ! LA 0.94 MK 0.98 NL 1.10 OV 0.90 ! PT 0.95 SC 0.97 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 FD 1.01 HN 1.13 KP 1.01 ! LA 0.95 MK 0.97 NL 1.10 OV 0.89 ! PT 0.94 SC 0.97 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.11 FD 0.98 HN 1.10 KP 1.01 ! LA 0.95 MK 0.97 NL 1.10 OV 0.90 ! PT 0.95 SC 0.95 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.10 FD 0.98 HN 1.12 KP 1.01 ! LA 0.95 MK 0.97 NL 1.09 OV 0.91 ! PT 0.94 SC 0.97 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.11 FD 0.99 HN 1.09 KP 1.02 ! LA 0.94 MK 0.97 NL 1.09 OV 0.89 ! PT 0.96 SC 0.96 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 0.99 HN 1.14 KP 1.01 ! LA 0.95 MK 0.98 NL 1.09 OV 0.90 ! PT 0.94 SC 0.95 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.10 FD 0.98 HN 1.15 KP 1.02 ! LA 0.95 MK 1.00 NL 1.10 OV 0.90 ! PT 0.96 SC 0.96 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 FD 0.99 HN 1.16 KP 1.04 ! LA 0.94 MK 0.97 NL 1.10 OV 0.89 ! PT 0.95 SC 0.96 ! ! ! Fit before self-cal, rms=0.074331Jy sigma=1.432317 ! Fit after self-cal, rms=0.071245Jy sigma=1.270783 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.9199 mas, bmaj=1.525 mas, bpa=-13.15 degrees ! Estimated noise=0.218309 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 (-8, 9.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0031052 Jy ! Component: 100 - total flux cleaned = 0.00262706 Jy ! Component: 150 - total flux cleaned = 0.0021254 Jy ! Component: 200 - total flux cleaned = 0.00137622 Jy ! Total flux subtracted in 200 components = 0.00137622 Jy ! Clean residual min=-0.004451 max=0.004172 Jy/beam ! Clean residual mean=0.000005 rms=0.000865 Jy/beam ! Combined flux in latest and established models = 0.354076 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 54 components and 0.354076 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=0.070506Jy sigma=1.256970 ! Fit after self-cal, rms=0.070570Jy sigma=1.255663 ! 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=0.070570Jy sigma=1.255663 ! Fit after self-cal, rms=0.069952Jy sigma=1.214883 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.92 mas, bmaj=1.529 mas, bpa=-13.29 degrees ! Estimated noise=0.218607 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000882236 Jy ! Component: 100 - total flux cleaned = -0.00176806 Jy ! Component: 150 - total flux cleaned = -0.00275192 Jy ! Component: 200 - total flux cleaned = -0.00359942 Jy ! Total flux subtracted in 200 components = -0.00359942 Jy ! Clean residual min=-0.002193 max=0.001978 Jy/beam ! Clean residual mean=0.000001 rms=0.000413 Jy/beam ! Combined flux in latest and established models = 0.350476 Jy selfcal ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 65 components and 0.350476 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=0.069738Jy sigma=1.209692 ! Fit after self-cal, rms=0.069746Jy sigma=1.209425 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 = -0.000370553 Jy ! Component: 100 - total flux cleaned = -0.00086614 Jy ! Component: 150 - total flux cleaned = -0.00140956 Jy ! Component: 200 - total flux cleaned = -0.00181082 Jy ! Total flux subtracted in 200 components = -0.00181082 Jy ! Clean residual min=-0.002020 max=0.001769 Jy/beam ! Clean residual mean=0.000001 rms=0.000388 Jy/beam ! Combined flux in latest and established models = 0.348665 Jy ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 76 components and 0.348665 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=0.069667Jy sigma=1.207453 ! Fit after self-cal, rms=0.069660Jy sigma=1.207316 ! 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=0.069660Jy sigma=1.207316 ! Fit after self-cal, rms=0.069924Jy sigma=1.206553 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9197 mas, bmaj=1.529 mas, bpa=-13.15 degrees ! Estimated noise=0.218306 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000675912 Jy ! Component: 100 - total flux cleaned = -0.00131524 Jy ! Component: 150 - total flux cleaned = -0.00173516 Jy ! Component: 200 - total flux cleaned = -0.00202395 Jy ! Total flux subtracted in 200 components = -0.00202395 Jy ! Clean residual min=-0.001724 max=0.001601 Jy/beam ! Clean residual mean=0.000000 rms=0.000345 Jy/beam ! Combined flux in latest and established models = 0.346641 Jy selfcal ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 80 components and 0.346641 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=0.069847Jy sigma=1.204793 ! Fit after self-cal, rms=0.069847Jy sigma=1.204724 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 = -0.000116012 Jy ! Component: 100 - total flux cleaned = -0.000372157 Jy ! Component: 150 - total flux cleaned = -0.000571732 Jy ! Component: 200 - total flux cleaned = -0.000727137 Jy ! Total flux subtracted in 200 components = -0.000727137 Jy ! Clean residual min=-0.001632 max=0.001484 Jy/beam ! Clean residual mean=0.000000 rms=0.000334 Jy/beam ! Combined flux in latest and established models = 0.345914 Jy ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 84 components and 0.345914 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=0.069809Jy sigma=1.203908 ! Fit after self-cal, rms=0.069806Jy sigma=1.203854 ! 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=0.069806Jy sigma=1.203854 ! Fit after self-cal, rms=0.069987Jy sigma=1.203517 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.265 mas, bmaj=2.598 mas, bpa=-17.92 degrees ! Estimated noise=0.270972 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00103366 Jy ! Component: 100 - total flux cleaned = -0.0014544 Jy ! Component: 150 - total flux cleaned = -0.00167971 Jy ! Component: 200 - total flux cleaned = -0.00177637 Jy ! Total flux subtracted in 200 components = -0.00177637 Jy ! Clean residual min=-0.001615 max=0.001390 Jy/beam ! Clean residual mean=-0.000000 rms=0.000363 Jy/beam ! Combined flux in latest and established models = 0.344138 Jy selfcal ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 89 components and 0.344138 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=0.069962Jy sigma=1.203057 ! Fit after self-cal, rms=0.069963Jy sigma=1.203026 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 = -8.8501e-05 Jy ! Component: 100 - total flux cleaned = -0.000138789 Jy ! Component: 150 - total flux cleaned = -0.000153996 Jy ! Component: 200 - total flux cleaned = -0.00016796 Jy ! Total flux subtracted in 200 components = -0.00016796 Jy ! Clean residual min=-0.001579 max=0.001356 Jy/beam ! Clean residual mean=-0.000001 rms=0.000358 Jy/beam ! Combined flux in latest and established models = 0.34397 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 92 components and 0.34397 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=0.069956Jy sigma=1.202895 ! Fit after self-cal, rms=0.069955Jy sigma=1.202879 ! 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=0.9194 mas, bmaj=1.529 mas, bpa=-13.04 degrees ! Estimated noise=0.218082 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9194 x 1.529 at -13.04 degrees (North through East) ! Clean map min=-0.0013627 max=0.29362 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=0.7112 mas, bmaj=1.264 mas, bpa=-14.18 degrees ! Estimated noise=0.400574 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.226811 Jy ! Component: 100 - total flux cleaned = 0.282575 Jy ! Component: 150 - total flux cleaned = 0.305099 Jy ! Component: 200 - total flux cleaned = 0.316318 Jy ! Total flux subtracted in 200 components = 0.316318 Jy ! Clean residual min=-0.003500 max=0.005825 Jy/beam ! Clean residual mean=-0.000005 rms=0.000841 Jy/beam ! Combined flux in latest and established models = 0.316318 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 16 model components to the UV plane model. ! The established model now contains 16 components and 0.316318 Jy ! Inverting map and beam ! Estimated beam: bmin=0.9194 mas, bmaj=1.529 mas, bpa=-13.04 degrees ! Estimated noise=0.218082 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 = 0.00961636 Jy ! Component: 100 - total flux cleaned = 0.0149961 Jy ! Component: 150 - total flux cleaned = 0.0184561 Jy ! Component: 200 - total flux cleaned = 0.0208751 Jy ! Total flux subtracted in 200 components = 0.0208751 Jy ! Clean residual min=-0.001619 max=0.001935 Jy/beam ! Clean residual mean=-0.000003 rms=0.000370 Jy/beam ! Combined flux in latest and established models = 0.337193 Jy ! Adding 41 model components to the UV plane model. ! The established model now contains 49 components and 0.337193 Jy ! Inverting map ! Added new window around map position (-1.2, 1.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00194631 Jy ! Component: 100 - total flux cleaned = 0.00319291 Jy ! Component: 150 - total flux cleaned = 0.0040939 Jy ! Component: 200 - total flux cleaned = 0.00473305 Jy ! Total flux subtracted in 200 components = 0.00473305 Jy ! Clean residual min=-0.001374 max=0.001459 Jy/beam ! Clean residual mean=-0.000001 rms=0.000315 Jy/beam ! Combined flux in latest and established models = 0.341926 Jy ! Adding 23 model components to the UV plane model. ! The established model now contains 61 components and 0.341926 Jy ! Inverting map ! Added new window around map position (33.4, -4.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00105013 Jy ! Component: 100 - total flux cleaned = 0.00159162 Jy ! Component: 150 - total flux cleaned = 0.00193684 Jy ! Component: 200 - total flux cleaned = 0.00212497 Jy ! Total flux subtracted in 200 components = 0.00212497 Jy ! Clean residual min=-0.001267 max=0.001158 Jy/beam ! Clean residual mean=-0.000000 rms=0.000296 Jy/beam ! Combined flux in latest and established models = 0.344051 Jy ! Adding 32 model components to the UV plane model. ! The established model now contains 76 components and 0.344051 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=2.265 mas, bmaj=2.598 mas, bpa=-17.92 degrees ! Estimated noise=0.270972 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000679697 Jy ! Component: 100 - total flux cleaned = 0.000780048 Jy ! Component: 150 - total flux cleaned = 0.000862656 Jy ! Component: 200 - total flux cleaned = 0.000899178 Jy ! Total flux subtracted in 200 components = 0.000899178 Jy ! Clean residual min=-0.001234 max=0.001345 Jy/beam ! Clean residual mean=0.000000 rms=0.000337 Jy/beam ! Combined flux in latest and established models = 0.344951 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 = 1.6238e-05 Jy ! Component: 100 - total flux cleaned = 4.61301e-05 Jy ! Component: 150 - total flux cleaned = 8.56534e-05 Jy ! Component: 200 - total flux cleaned = 0.0001223 Jy ! Total flux subtracted in 200 components = 0.0001223 Jy ! Clean residual min=-0.001249 max=0.001330 Jy/beam ! Clean residual mean=0.000000 rms=0.000332 Jy/beam ! Combined flux in latest and established models = 0.345073 Jy ! Adding 33 model components to the UV plane model. ! The established model now contains 104 components and 0.345073 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.9194 mas, bmaj=1.529 mas, bpa=-13.04 degrees ! Estimated noise=0.218082 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 2.37095e-05 Jy ! Component: 100 - total flux cleaned = 4.88394e-05 Jy ! Component: 150 - total flux cleaned = -1.52982e-05 Jy ! Component: 200 - total flux cleaned = -5.53811e-05 Jy ! Total flux subtracted in 200 components = -5.53811e-05 Jy ! Clean residual min=-0.001153 max=0.001133 Jy/beam ! Clean residual mean=0.000000 rms=0.000282 Jy/beam ! Combined flux in latest and established models = 0.345018 Jy selfcal ! Performing phase self-cal ! Adding 40 model components to the UV plane model. ! The established model now contains 134 components and 0.345018 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=0.069864Jy sigma=1.201088 ! Fit after self-cal, rms=0.069850Jy sigma=1.200902 wmodel J1646+4059_X_map.mod ! Writing 134 model components to file: J1646+4059_X_map.mod wobs J1646+4059_X_uvs.fits ! Writing UV FITS file: J1646+4059_X_uvs.fits wwins J1646+4059_X_map.win ! wwins: Wrote 5 windows to J1646+4059_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 = -0.000126676 Jy ! Component: 100 - total flux cleaned = -0.000187276 Jy ! Component: 150 - total flux cleaned = -0.000148445 Jy ! Component: 200 - total flux cleaned = -9.19916e-05 Jy ! Component: 250 - total flux cleaned = -3.67872e-05 Jy ! Component: 300 - total flux cleaned = 3.47653e-05 Jy ! Component: 350 - total flux cleaned = -6.97601e-08 Jy ! Component: 400 - total flux cleaned = -8.25667e-08 Jy ! Component: 450 - total flux cleaned = -1.7208e-07 Jy ! Component: 500 - total flux cleaned = 1.61971e-05 Jy ! Component: 550 - total flux cleaned = 1.63537e-05 Jy ! Component: 600 - total flux cleaned = 6.48063e-05 Jy ! Component: 650 - total flux cleaned = 0.000128452 Jy ! Component: 700 - total flux cleaned = 0.000237662 Jy ! Component: 750 - total flux cleaned = 0.000298551 Jy ! Component: 800 - total flux cleaned = 0.000298188 Jy ! Component: 850 - total flux cleaned = 0.00032793 Jy ! Component: 900 - total flux cleaned = 0.000342666 Jy ! Component: 950 - total flux cleaned = 0.000357235 Jy ! Component: 1000 - total flux cleaned = 0.000371448 Jy ! Component: 1050 - total flux cleaned = 0.000428363 Jy ! Component: 1100 - total flux cleaned = 0.0004143 Jy ! Component: 1150 - total flux cleaned = 0.00045599 Jy ! Component: 1200 - total flux cleaned = 0.000442142 Jy ! Component: 1250 - total flux cleaned = 0.000469669 Jy ! Component: 1300 - total flux cleaned = 0.000482956 Jy ! Component: 1350 - total flux cleaned = 0.000456371 Jy ! Component: 1400 - total flux cleaned = 0.000469733 Jy ! Component: 1450 - total flux cleaned = 0.000496006 Jy ! Component: 1500 - total flux cleaned = 0.000470013 Jy ! Component: 1550 - total flux cleaned = 0.000444727 Jy ! Component: 1600 - total flux cleaned = 0.000457563 Jy ! Component: 1650 - total flux cleaned = 0.000457441 Jy ! Component: 1700 - total flux cleaned = 0.000432593 Jy ! Component: 1750 - total flux cleaned = 0.000358416 Jy ! Component: 1800 - total flux cleaned = 0.000444327 Jy ! Component: 1850 - total flux cleaned = 0.000395783 Jy ! Component: 1900 - total flux cleaned = 0.0004199 Jy ! Component: 1950 - total flux cleaned = 0.000348162 Jy ! Component: 2000 - total flux cleaned = 0.000383828 Jy ! Component: 2050 - total flux cleaned = 0.000360224 Jy ! Component: 2100 - total flux cleaned = 0.000383419 Jy ! Component: 2150 - total flux cleaned = 0.000336914 Jy ! Component: 2200 - total flux cleaned = 0.000290959 Jy ! Component: 2250 - total flux cleaned = 0.00031385 Jy ! Component: 2300 - total flux cleaned = 0.000313887 Jy ! Component: 2350 - total flux cleaned = 0.00030269 Jy ! Component: 2400 - total flux cleaned = 0.000269082 Jy ! Component: 2450 - total flux cleaned = 0.000269059 Jy ! Component: 2500 - total flux cleaned = 0.000291133 Jy ! Component: 2550 - total flux cleaned = 0.000247169 Jy ! Component: 2600 - total flux cleaned = 0.000236246 Jy ! Component: 2650 - total flux cleaned = 0.000236317 Jy ! Component: 2700 - total flux cleaned = 0.000214817 Jy ! Component: 2750 - total flux cleaned = 0.000225432 Jy ! Component: 2800 - total flux cleaned = 0.000214786 Jy ! Component: 2850 - total flux cleaned = 0.000193635 Jy ! Component: 2900 - total flux cleaned = 0.00019356 Jy ! Component: 2950 - total flux cleaned = 0.000131055 Jy ! Component: 3000 - total flux cleaned = 0.00017256 Jy ! Component: 3050 - total flux cleaned = 0.000152015 Jy ! Component: 3100 - total flux cleaned = 0.000162241 Jy ! Component: 3150 - total flux cleaned = 0.000152051 Jy ! Component: 3200 - total flux cleaned = 0.000111569 Jy ! Component: 3250 - total flux cleaned = 0.000151857 Jy ! Component: 3300 - total flux cleaned = 0.000141864 Jy ! Component: 3350 - total flux cleaned = 0.000141829 Jy ! Component: 3400 - total flux cleaned = 0.000161663 Jy ! Component: 3450 - total flux cleaned = 0.000151881 Jy ! Component: 3500 - total flux cleaned = 0.000220496 Jy ! Component: 3550 - total flux cleaned = 0.000191279 Jy ! Component: 3600 - total flux cleaned = 0.000249377 Jy ! Component: 3650 - total flux cleaned = 0.000239669 Jy ! Component: 3700 - total flux cleaned = 0.000249262 Jy ! Component: 3750 - total flux cleaned = 0.000296978 Jy ! Component: 3800 - total flux cleaned = 0.000287524 Jy ! Component: 3850 - total flux cleaned = 0.000334567 Jy ! Component: 3900 - total flux cleaned = 0.000353302 Jy ! Component: 3950 - total flux cleaned = 0.000371982 Jy ! Component: 4000 - total flux cleaned = 0.000362699 Jy ! Component: 4050 - total flux cleaned = 0.000390444 Jy ! Total flux subtracted in 4096 components = 0.000399652 Jy ! Clean residual min=-0.000535 max=0.000598 Jy/beam ! Clean residual mean=0.000000 rms=0.000156 Jy/beam ! Combined flux in latest and established models = 0.345417 Jy keep ! Adding 317 model components to the UV plane model. ! The established model now contains 451 components and 0.345417 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J1646+4059_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9194 x 1.529 at -13.04 degrees (North through East) ! Clean map min=-0.00077089 max=0.29427 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J1646+4059_X_map.fits wmodel /vlbi/uf001/uva//J1646+4059_X_map.mod ! Writing 451 model components to file: /vlbi/uf001/uva//J1646+4059_X_map.mod wobs /vlbi/uf001/uva//J1646+4059_X_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J1646+4059_X_uvs.fits wwins /vlbi/uf001/uva//J1646+4059_X_map.win ! wwins: Wrote 6 windows to /vlbi/uf001/uva//J1646+4059_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.29427 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000155868 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.158904 0.158904 0.317807 0.635615 1.27123 2.54246 5.08492 10.1698 20.3397 40.6793 81.3587 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0004 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.294 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 1887.94 quit ! Quitting program ! Log file /vlbi/uf001/uva//J1646+4059_X_dfm.log closed on Mon Jan 14 03:52:29 2019