! Started logfile: /vlbi/uf001/uva//J2003-0421_X_dfm.log on Mon Jan 14 05:20:59 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//J2003-0421_X_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J2003-0421_X_uva.fits ! AN table 1: 57 integrations on 21 of 21 possible baselines. ! Apparent sampling: 0.998329 visibilities/baseline/integration-bin. ! Found source: J2003-0421 ! ! 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 121 lines of history. ! ! Reading 14340 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 J2003-0421_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=1.008666Jy sigma=21.167752 ! Fit after self-cal, rms=0.933853Jy sigma=19.633050 ! 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=0.5872 mas, bmaj=1.466 mas, bpa=-5.017 degrees ! Estimated noise=0.492041 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 = 0.0458767 Jy ! Component: 100 - total flux cleaned = 0.0652659 Jy ! Total flux subtracted in 100 components = 0.0652659 Jy ! Clean residual min=-0.008499 max=0.013385 Jy/beam ! Clean residual mean=0.000018 rms=0.001746 Jy/beam ! Combined flux in latest and established models = 0.0652659 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 6 components and 0.0652659 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=0.084906Jy sigma=1.622152 ! Fit after self-cal, rms=0.083518Jy sigma=1.591692 ! Inverting map ! Added new window around map position (0, 1.8). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0188324 Jy ! Component: 100 - total flux cleaned = 0.0292814 Jy ! Total flux subtracted in 100 components = 0.0292814 Jy ! Clean residual min=-0.006561 max=0.006437 Jy/beam ! Clean residual mean=0.000010 rms=0.001278 Jy/beam ! Combined flux in latest and established models = 0.0945474 Jy ! Performing phase self-cal ! Adding 5 model components to the UV plane model. ! The established model now contains 9 components and 0.0945474 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=0.078221Jy sigma=1.466448 ! Fit after self-cal, rms=0.077365Jy sigma=1.449700 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00969532 Jy ! Component: 100 - total flux cleaned = 0.0147201 Jy ! Total flux subtracted in 100 components = 0.0147201 Jy ! Clean residual min=-0.005540 max=0.005544 Jy/beam ! Clean residual mean=0.000006 rms=0.001108 Jy/beam ! Combined flux in latest and established models = 0.109267 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 10 components and 0.109267 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=0.076008Jy sigma=1.416634 ! Fit after self-cal, rms=0.075791Jy sigma=1.412994 ! 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=0.7028 mas, bmaj=1.652 mas, bpa=-3.397 degrees ! Estimated noise=0.290774 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 = 0.00484031 Jy ! Component: 100 - total flux cleaned = 0.00625286 Jy ! Component: 150 - total flux cleaned = 0.00659189 Jy ! Component: 200 - total flux cleaned = 0.00659366 Jy ! Total flux subtracted in 200 components = 0.00659366 Jy ! Clean residual min=-0.006445 max=0.006207 Jy/beam ! Clean residual mean=0.000021 rms=0.001331 Jy/beam ! Combined flux in latest and established models = 0.115861 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 13 components and 0.115861 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=0.075489Jy sigma=1.405451 ! Fit after self-cal, rms=0.075453Jy sigma=1.404858 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7028 x 1.652 at -3.397 degrees (North through East) ! Clean map min=-0.0061663 max=0.070452 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 HN 1.04 LA 0.77 MK 1.00 ! NL 1.23 PT 1.01 SC 0.90 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.94 HN 1.11 LA 0.82 MK 0.92 ! NL 1.20 PT 0.98 SC 1.03 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 HN 1.08 LA 0.77 MK 1.01 ! NL 1.29 PT 0.99 SC 0.98 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.92 HN 1.02 LA 0.79 MK 0.94 ! NL 1.24 PT 1.03 SC 0.98 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 0.91 HN 1.04 LA 0.76 MK 0.99 ! NL 1.27 PT 1.08 SC 0.97 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 HN 0.99 LA 0.81 MK 0.96 ! NL 1.18 PT 1.02 SC 1.00 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 HN 1.06 LA 0.80 MK 1.00 ! NL 1.19 PT 1.03 SC 1.00 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 0.91 HN 1.05 LA 0.80 MK 0.90 ! NL 1.30 PT 1.04 SC 1.14 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 0.92 HN 1.16 LA 0.76 MK 1.01 ! NL 1.27 PT 1.05 SC 0.95 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 HN 1.02 LA 0.74 MK 0.95 ! NL 1.29 PT 1.08 SC 1.11 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 HN 1.01 LA 0.73 MK 0.96 ! NL 1.27 PT 1.07 SC 1.02 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 0.94 HN 0.96 LA 0.79 MK 0.98 ! NL 1.20 PT 1.01 SC 0.99 ! ! ! Fit before self-cal, rms=0.075453Jy sigma=1.404858 ! Fit after self-cal, rms=0.070979Jy sigma=1.369638 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.7036 mas, bmaj=1.659 mas, bpa=-3.206 degrees ! Estimated noise=0.283661 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 = 2.713e-05 Jy ! Component: 100 - total flux cleaned = 7.05899e-05 Jy ! Component: 150 - total flux cleaned = 6.40569e-05 Jy ! Component: 200 - total flux cleaned = 0.00011762 Jy ! Total flux subtracted in 200 components = 0.00011762 Jy ! Clean residual min=-0.003172 max=0.002950 Jy/beam ! Clean residual mean=0.000012 rms=0.000801 Jy/beam ! Combined flux in latest and established models = 0.115979 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 21 components and 0.115979 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=0.070910Jy sigma=1.368098 ! Fit after self-cal, rms=0.071354Jy sigma=1.364958 ! 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=0.071354Jy sigma=1.364958 ! Fit after self-cal, rms=0.073016Jy sigma=1.344895 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.704 mas, bmaj=1.655 mas, bpa=-2.946 degrees ! Estimated noise=0.284748 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000480377 Jy ! Component: 100 - total flux cleaned = 0.000435398 Jy ! Component: 150 - total flux cleaned = 0.000436106 Jy ! Component: 200 - total flux cleaned = 0.000417276 Jy ! Total flux subtracted in 200 components = 0.000417276 Jy ! Clean residual min=-0.001531 max=0.001547 Jy/beam ! Clean residual mean=-0.000002 rms=0.000376 Jy/beam ! Combined flux in latest and established models = 0.116396 Jy selfcal ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 27 components and 0.116396 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=0.073000Jy sigma=1.344561 ! Fit after self-cal, rms=0.073201Jy sigma=1.343593 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 = 8.80301e-05 Jy ! Component: 100 - total flux cleaned = 3.33495e-05 Jy ! Component: 150 - total flux cleaned = 2.17122e-06 Jy ! Component: 200 - total flux cleaned = 1.69072e-05 Jy ! Total flux subtracted in 200 components = 1.69072e-05 Jy ! Clean residual min=-0.001576 max=0.001552 Jy/beam ! Clean residual mean=-0.000002 rms=0.000380 Jy/beam ! Combined flux in latest and established models = 0.116413 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 29 components and 0.116413 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=0.073193Jy sigma=1.343432 ! Fit after self-cal, rms=0.073186Jy sigma=1.343402 ! 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=0.073186Jy sigma=1.343402 ! Fit after self-cal, rms=0.074220Jy sigma=1.342578 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.7046 mas, bmaj=1.653 mas, bpa=-2.76 degrees ! Estimated noise=0.28519 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000336488 Jy ! Component: 100 - total flux cleaned = 0.00032369 Jy ! Component: 150 - total flux cleaned = 0.000311073 Jy ! Component: 200 - total flux cleaned = 0.000311176 Jy ! Total flux subtracted in 200 components = 0.000311176 Jy ! Clean residual min=-0.001538 max=0.001518 Jy/beam ! Clean residual mean=-0.000002 rms=0.000371 Jy/beam ! Combined flux in latest and established models = 0.116724 Jy selfcal ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 32 components and 0.116724 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=0.074213Jy sigma=1.342473 ! Fit after self-cal, rms=0.074270Jy sigma=1.342326 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 = 1.77109e-05 Jy ! Component: 100 - total flux cleaned = 2.94272e-05 Jy ! Component: 150 - total flux cleaned = -2.38729e-06 Jy ! Component: 200 - total flux cleaned = -1.21126e-05 Jy ! Total flux subtracted in 200 components = -1.21126e-05 Jy ! Clean residual min=-0.001522 max=0.001508 Jy/beam ! Clean residual mean=-0.000002 rms=0.000371 Jy/beam ! Combined flux in latest and established models = 0.116712 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 33 components and 0.116712 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=0.074266Jy sigma=1.342260 ! Fit after self-cal, rms=0.074269Jy sigma=1.342230 ! 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=0.074269Jy sigma=1.342230 ! Fit after self-cal, rms=0.074534Jy sigma=1.342210 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.847 mas, bmaj=3.052 mas, bpa=6.353 degrees ! Estimated noise=0.412846 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 7.85881e-05 Jy ! Component: 100 - total flux cleaned = 8.14295e-05 Jy ! Component: 150 - total flux cleaned = 3.96242e-05 Jy ! Component: 200 - total flux cleaned = 2.16573e-06 Jy ! Total flux subtracted in 200 components = 2.16573e-06 Jy ! Clean residual min=-0.002259 max=0.002110 Jy/beam ! Clean residual mean=-0.000005 rms=0.000554 Jy/beam ! Combined flux in latest and established models = 0.116714 Jy selfcal ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 38 components and 0.116714 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=0.074533Jy sigma=1.342203 ! Fit after self-cal, rms=0.074546Jy sigma=1.342169 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 = -0.000103247 Jy ! Component: 100 - total flux cleaned = -9.22418e-05 Jy ! Component: 150 - total flux cleaned = -0.00012139 Jy ! Component: 200 - total flux cleaned = -0.000147374 Jy ! Total flux subtracted in 200 components = -0.000147374 Jy ! Clean residual min=-0.002265 max=0.002086 Jy/beam ! Clean residual mean=-0.000005 rms=0.000549 Jy/beam ! Combined flux in latest and established models = 0.116567 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 38 components and 0.116567 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=0.074549Jy sigma=1.342243 ! Fit after self-cal, rms=0.074550Jy sigma=1.342226 ! 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=0.7045 mas, bmaj=1.651 mas, bpa=-2.612 degrees ! Estimated noise=0.285571 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7045 x 1.651 at -2.612 degrees (North through East) ! Clean map min=-0.0013835 max=0.069239 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=0.5902 mas, bmaj=1.466 mas, bpa=-4.099 degrees ! Estimated noise=0.482169 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0484064 Jy ! Component: 100 - total flux cleaned = 0.0748432 Jy ! Component: 150 - total flux cleaned = 0.0908305 Jy ! Component: 200 - total flux cleaned = 0.100509 Jy ! Total flux subtracted in 200 components = 0.100509 Jy ! Clean residual min=-0.004142 max=0.004905 Jy/beam ! Clean residual mean=-0.000000 rms=0.000807 Jy/beam ! Combined flux in latest and established models = 0.100509 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 6 model components to the UV plane model. ! The established model now contains 6 components and 0.100509 Jy ! Inverting map and beam ! Estimated beam: bmin=0.7045 mas, bmaj=1.651 mas, bpa=-2.612 degrees ! Estimated noise=0.285571 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 = 0.00807506 Jy ! Component: 100 - total flux cleaned = 0.0122259 Jy ! Component: 150 - total flux cleaned = 0.014537 Jy ! Component: 200 - total flux cleaned = 0.0159391 Jy ! Total flux subtracted in 200 components = 0.0159391 Jy ! Clean residual min=-0.001779 max=0.001579 Jy/beam ! Clean residual mean=-0.000001 rms=0.000385 Jy/beam ! Combined flux in latest and established models = 0.116448 Jy ! Adding 13 model components to the UV plane model. ! The established model now contains 13 components and 0.116448 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=1.847 mas, bmaj=3.052 mas, bpa=6.353 degrees ! Estimated noise=0.412846 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000709836 Jy ! Component: 100 - total flux cleaned = 0.000621021 Jy ! Component: 150 - total flux cleaned = 0.000561941 Jy ! Component: 200 - total flux cleaned = 0.000507988 Jy ! Total flux subtracted in 200 components = 0.000507988 Jy ! Clean residual min=-0.002305 max=0.002167 Jy/beam ! Clean residual mean=-0.000006 rms=0.000566 Jy/beam ! Combined flux in latest and established models = 0.116956 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 = -6.47072e-05 Jy ! Component: 100 - total flux cleaned = -0.000107161 Jy ! Component: 150 - total flux cleaned = -0.00014577 Jy ! Component: 200 - total flux cleaned = -0.00018111 Jy ! Total flux subtracted in 200 components = -0.00018111 Jy ! Clean residual min=-0.002283 max=0.002130 Jy/beam ! Clean residual mean=-0.000006 rms=0.000558 Jy/beam ! Combined flux in latest and established models = 0.116775 Jy ! Adding 11 model components to the UV plane model. ! The established model now contains 23 components and 0.116775 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.7045 mas, bmaj=1.651 mas, bpa=-2.612 degrees ! Estimated noise=0.285571 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -5.2524e-07 Jy ! Component: 100 - total flux cleaned = 1.87647e-06 Jy ! Component: 150 - total flux cleaned = -3.48017e-05 Jy ! Component: 200 - total flux cleaned = -6.65203e-05 Jy ! Total flux subtracted in 200 components = -6.65203e-05 Jy ! Clean residual min=-0.001546 max=0.001595 Jy/beam ! Clean residual mean=-0.000002 rms=0.000373 Jy/beam ! Combined flux in latest and established models = 0.116709 Jy selfcal ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 34 components and 0.116709 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=0.074553Jy sigma=1.342248 ! Fit after self-cal, rms=0.074547Jy sigma=1.342219 wmodel J2003-0421_X_map.mod ! Writing 34 model components to file: J2003-0421_X_map.mod wobs J2003-0421_X_uvs.fits ! Writing UV FITS file: J2003-0421_X_uvs.fits wwins J2003-0421_X_map.win ! wwins: Wrote 2 windows to J2003-0421_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 = -0.000227324 Jy ! Component: 100 - total flux cleaned = -0.000441547 Jy ! Component: 150 - total flux cleaned = -0.000467204 Jy ! Component: 200 - total flux cleaned = -0.000467646 Jy ! Component: 250 - total flux cleaned = -0.000443837 Jy ! Component: 300 - total flux cleaned = -0.000421221 Jy ! Component: 350 - total flux cleaned = -0.000422035 Jy ! Component: 400 - total flux cleaned = -0.000400108 Jy ! Component: 450 - total flux cleaned = -0.000357383 Jy ! Component: 500 - total flux cleaned = -0.000336762 Jy ! Component: 550 - total flux cleaned = -0.000316028 Jy ! Component: 600 - total flux cleaned = -0.00027587 Jy ! Component: 650 - total flux cleaned = -0.000275882 Jy ! Component: 700 - total flux cleaned = -0.000237147 Jy ! Component: 750 - total flux cleaned = -0.000199075 Jy ! Component: 800 - total flux cleaned = -0.000124695 Jy ! Component: 850 - total flux cleaned = -8.8077e-05 Jy ! Component: 900 - total flux cleaned = -0.000124171 Jy ! Component: 950 - total flux cleaned = -0.000106287 Jy ! Component: 1000 - total flux cleaned = -5.4167e-05 Jy ! Component: 1050 - total flux cleaned = -0.000105848 Jy ! Component: 1100 - total flux cleaned = -2.1058e-05 Jy ! Component: 1150 - total flux cleaned = -4.38296e-06 Jy ! Component: 1200 - total flux cleaned = 2.84869e-05 Jy ! Component: 1250 - total flux cleaned = 7.70758e-05 Jy ! Component: 1300 - total flux cleaned = 9.27807e-05 Jy ! Component: 1350 - total flux cleaned = 7.71066e-05 Jy ! Component: 1400 - total flux cleaned = 9.28159e-05 Jy ! Component: 1450 - total flux cleaned = 0.000139393 Jy ! Component: 1500 - total flux cleaned = 0.000185311 Jy ! Component: 1550 - total flux cleaned = 0.000200516 Jy ! Component: 1600 - total flux cleaned = 0.000230538 Jy ! Component: 1650 - total flux cleaned = 0.000230572 Jy ! Component: 1700 - total flux cleaned = 0.00020105 Jy ! Component: 1750 - total flux cleaned = 0.000172038 Jy ! Component: 1800 - total flux cleaned = 0.000157675 Jy ! Component: 1850 - total flux cleaned = 0.00020034 Jy ! Component: 1900 - total flux cleaned = 0.000143945 Jy ! Component: 1950 - total flux cleaned = 0.00015785 Jy ! Component: 2000 - total flux cleaned = 0.000130171 Jy ! Component: 2050 - total flux cleaned = 0.000143842 Jy ! Component: 2100 - total flux cleaned = 0.000103058 Jy ! Component: 2150 - total flux cleaned = 0.000103119 Jy ! Component: 2200 - total flux cleaned = 0.000103221 Jy ! Component: 2250 - total flux cleaned = 5.00682e-05 Jy ! Component: 2300 - total flux cleaned = 2.37518e-05 Jy ! Component: 2350 - total flux cleaned = -2.84228e-05 Jy ! Component: 2400 - total flux cleaned = -4.13283e-05 Jy ! Component: 2450 - total flux cleaned = -9.25942e-05 Jy ! Component: 2500 - total flux cleaned = -0.000156025 Jy ! Component: 2550 - total flux cleaned = -0.000181201 Jy ! Component: 2600 - total flux cleaned = -0.000243657 Jy ! Component: 2650 - total flux cleaned = -0.000318199 Jy ! Component: 2700 - total flux cleaned = -0.000367517 Jy ! Component: 2750 - total flux cleaned = -0.000489713 Jy ! Component: 2800 - total flux cleaned = -0.000501657 Jy ! Component: 2850 - total flux cleaned = -0.000537837 Jy ! Component: 2900 - total flux cleaned = -0.000657529 Jy ! Component: 2950 - total flux cleaned = -0.000705113 Jy ! Component: 3000 - total flux cleaned = -0.000775923 Jy ! Component: 3050 - total flux cleaned = -0.000811153 Jy ! Component: 3100 - total flux cleaned = -0.000881084 Jy ! Component: 3150 - total flux cleaned = -0.000985249 Jy ! Component: 3200 - total flux cleaned = -0.0010655 Jy ! Component: 3250 - total flux cleaned = -0.001157 Jy ! Component: 3300 - total flux cleaned = -0.001225 Jy ! Component: 3350 - total flux cleaned = -0.00133749 Jy ! Component: 3400 - total flux cleaned = -0.00139327 Jy ! Component: 3450 - total flux cleaned = -0.00148226 Jy ! Component: 3500 - total flux cleaned = -0.00157062 Jy ! Component: 3550 - total flux cleaned = -0.00166935 Jy ! Component: 3600 - total flux cleaned = -0.00168023 Jy ! Component: 3650 - total flux cleaned = -0.00177774 Jy ! Component: 3700 - total flux cleaned = -0.00188536 Jy ! Component: 3750 - total flux cleaned = -0.00191742 Jy ! Component: 3800 - total flux cleaned = -0.00203447 Jy ! Component: 3850 - total flux cleaned = -0.00203448 Jy ! Component: 3900 - total flux cleaned = -0.00209747 Jy ! Component: 3950 - total flux cleaned = -0.00217066 Jy ! Component: 4000 - total flux cleaned = -0.00222262 Jy ! Component: 4050 - total flux cleaned = -0.00228462 Jy ! Total flux subtracted in 4096 components = -0.00231543 Jy ! Clean residual min=-0.000571 max=0.000656 Jy/beam ! Clean residual mean=-0.000002 rms=0.000170 Jy/beam ! Combined flux in latest and established models = 0.114393 Jy keep ! Adding 312 model components to the UV plane model. ! The established model now contains 346 components and 0.114393 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J2003-0421_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7045 x 1.651 at -2.612 degrees (North through East) ! Clean map min=-0.001092 max=0.069428 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J2003-0421_X_map.fits wmodel /vlbi/uf001/uva//J2003-0421_X_map.mod ! Writing 346 model components to file: /vlbi/uf001/uva//J2003-0421_X_map.mod wobs /vlbi/uf001/uva//J2003-0421_X_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J2003-0421_X_uvs.fits wwins /vlbi/uf001/uva//J2003-0421_X_map.win ! wwins: Wrote 3 windows to /vlbi/uf001/uva//J2003-0421_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0694277 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000167296 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.722892 0.722892 1.44578 2.89157 5.78314 11.5663 23.1326 46.2651 92.5302 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0005 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.069 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 414.999 quit ! Quitting program ! Log file /vlbi/uf001/uva//J2003-0421_X_dfm.log closed on Mon Jan 14 05:21:03 2019