! Started logfile: /vlbi/uf001/uva//J1647-1926_X_dfm.log on Mon Jan 14 03:53:33 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//J1647-1926_X_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J1647-1926_X_uva.fits ! AN table 1: 83 integrations on 21 of 21 possible baselines. ! Apparent sampling: 0.995984 visibilities/baseline/integration-bin. ! Found source: J1647-1926 ! ! 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 20832 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 J1647-1926_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 21 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 21 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 21 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 21 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 21 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 21 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 21 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 21 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 21 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 21 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 21 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 21 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.006188Jy sigma=21.504559 ! Fit after self-cal, rms=0.927876Jy sigma=19.737236 ! 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=1.233 mas, bmaj=7.565 mas, bpa=-7.571 degrees ! Estimated noise=0.501815 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 = 0.054269 Jy ! Component: 100 - total flux cleaned = 0.0729404 Jy ! Total flux subtracted in 100 components = 0.0729404 Jy ! Clean residual min=-0.006453 max=0.008899 Jy/beam ! Clean residual mean=-0.000018 rms=0.001865 Jy/beam ! Combined flux in latest and established models = 0.0729404 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 12 components and 0.0729404 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=0.064406Jy sigma=1.265990 ! Fit after self-cal, rms=0.063632Jy sigma=1.249673 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0114744 Jy ! Component: 100 - total flux cleaned = 0.0175617 Jy ! Total flux subtracted in 100 components = 0.0175617 Jy ! Clean residual min=-0.003789 max=0.004159 Jy/beam ! Clean residual mean=-0.000004 rms=0.001121 Jy/beam ! Combined flux in latest and established models = 0.0905021 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 27 components and 0.0905021 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=0.061676Jy sigma=1.194679 ! Fit after self-cal, rms=0.061583Jy sigma=1.192646 ! 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=1.607 mas, bmaj=7.803 mas, bpa=-6.045 degrees ! Estimated noise=0.238951 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 = 0.00425122 Jy ! Component: 100 - total flux cleaned = 0.00652982 Jy ! Component: 150 - total flux cleaned = 0.00754421 Jy ! Component: 200 - total flux cleaned = 0.0080538 Jy ! Total flux subtracted in 200 components = 0.0080538 Jy ! Clean residual min=-0.002575 max=0.004822 Jy/beam ! Clean residual mean=0.000002 rms=0.000906 Jy/beam ! Combined flux in latest and established models = 0.0985559 Jy ! Performing phase self-cal ! Adding 52 model components to the UV plane model. ! The established model now contains 73 components and 0.0985558 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=0.061343Jy sigma=1.184719 ! Fit after self-cal, rms=0.061329Jy sigma=1.184306 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.607 x 7.803 at -6.045 degrees (North through East) ! Clean map min=-0.0025431 max=0.072883 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! FD 0.98 HN 1.00 KP 0.98 LA 1.00 ! NL 1.05 OV 0.96 PT 0.99 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! FD 0.98 HN 1.01 KP 1.03 LA 1.01 ! NL 1.10 OV 0.92 PT 0.98 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! FD 1.00 HN 1.09 KP 1.03 LA 1.01 ! NL 1.11 OV 0.93 PT 1.02 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! FD 0.99 HN 1.08 KP 1.03 LA 1.00 ! NL 1.05 OV 0.94 PT 1.01 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! FD 1.00 HN 1.05 KP 1.05 LA 1.03 ! NL 1.06 OV 0.96 PT 0.93 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! FD 0.97 HN 1.05 KP 0.95 LA 1.01 ! NL 1.04 OV 0.93 PT 1.05 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! FD 1.04 HN 1.04 KP 0.99 LA 1.03 ! NL 1.05 OV 0.93 PT 0.97 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! FD 0.98 HN 1.01 KP 1.00 LA 1.02 ! NL 1.01 OV 0.93 PT 0.96 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! FD 1.02 HN 0.98 KP 1.00 LA 1.02 ! NL 1.12 OV 0.94 PT 0.97 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! FD 1.02 HN 1.06 KP 0.97 LA 1.04 ! NL 0.99 OV 0.95 PT 0.97 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! FD 0.94 HN 1.02 KP 1.02 LA 1.05 ! NL 1.03 OV 0.96 PT 1.02 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! FD 0.98 HN 0.99 KP 0.98 LA 1.05 ! NL 0.97 OV 0.96 PT 0.99 ! ! ! Fit before self-cal, rms=0.061329Jy sigma=1.184306 ! Fit after self-cal, rms=0.061943Jy sigma=1.180363 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.612 mas, bmaj=7.776 mas, bpa=-5.81 degrees ! Estimated noise=0.239459 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 (5.2, 16.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00479441 Jy ! Component: 100 - total flux cleaned = 0.00695544 Jy ! Component: 150 - total flux cleaned = 0.00821634 Jy ! Component: 200 - total flux cleaned = 0.00908058 Jy ! Total flux subtracted in 200 components = 0.00908058 Jy ! Clean residual min=-0.001529 max=0.001873 Jy/beam ! Clean residual mean=-0.000002 rms=0.000441 Jy/beam ! Combined flux in latest and established models = 0.107636 Jy ! Performing phase self-cal ! Adding 45 model components to the UV plane model. ! The established model now contains 118 components and 0.107636 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=0.061623Jy sigma=1.171560 ! Fit after self-cal, rms=0.061645Jy sigma=1.170722 ! 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=0.061645Jy sigma=1.170722 ! Fit after self-cal, rms=0.061943Jy sigma=1.168629 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.618 mas, bmaj=7.773 mas, bpa=-5.876 degrees ! Estimated noise=0.238401 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000338652 Jy ! Component: 100 - total flux cleaned = 0.000800064 Jy ! Component: 150 - total flux cleaned = 0.00113538 Jy ! Component: 200 - total flux cleaned = 0.00138985 Jy ! Total flux subtracted in 200 components = 0.00138985 Jy ! Clean residual min=-0.001168 max=0.001400 Jy/beam ! Clean residual mean=-0.000001 rms=0.000321 Jy/beam ! Combined flux in latest and established models = 0.109026 Jy selfcal ! Performing phase self-cal ! Adding 43 model components to the UV plane model. ! The established model now contains 150 components and 0.109026 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=0.061890Jy sigma=1.167538 ! Fit after self-cal, rms=0.061909Jy sigma=1.167393 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 (10.6, 3.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0011544 Jy ! Component: 100 - total flux cleaned = 0.00146967 Jy ! Component: 150 - total flux cleaned = 0.00186406 Jy ! Component: 200 - total flux cleaned = 0.00212461 Jy ! Total flux subtracted in 200 components = 0.00212461 Jy ! Clean residual min=-0.001228 max=0.001036 Jy/beam ! Clean residual mean=-0.000001 rms=0.000277 Jy/beam ! Combined flux in latest and established models = 0.111151 Jy ! Performing phase self-cal ! Adding 39 model components to the UV plane model. ! The established model now contains 183 components and 0.111151 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=0.061873Jy sigma=1.166769 ! Fit after self-cal, rms=0.061872Jy sigma=1.166717 ! 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=0.061872Jy sigma=1.166717 ! Fit after self-cal, rms=0.061892Jy sigma=1.166493 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.619 mas, bmaj=7.777 mas, bpa=-5.86 degrees ! Estimated noise=0.237768 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000508465 Jy ! Component: 100 - total flux cleaned = -0.000383371 Jy ! Component: 150 - total flux cleaned = -0.000211141 Jy ! Component: 200 - total flux cleaned = 4.70368e-06 Jy ! Total flux subtracted in 200 components = 4.70368e-06 Jy ! Clean residual min=-0.001104 max=0.000850 Jy/beam ! Clean residual mean=-0.000000 rms=0.000244 Jy/beam ! Combined flux in latest and established models = 0.111156 Jy selfcal ! Performing phase self-cal ! Adding 34 model components to the UV plane model. ! The established model now contains 197 components and 0.111156 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=0.061872Jy sigma=1.166225 ! Fit after self-cal, rms=0.061884Jy sigma=1.166197 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 = 0.000107159 Jy ! Component: 100 - total flux cleaned = 0.000278544 Jy ! Component: 150 - total flux cleaned = 0.000396916 Jy ! Component: 200 - total flux cleaned = 0.000470918 Jy ! Total flux subtracted in 200 components = 0.000470918 Jy ! Clean residual min=-0.001061 max=0.000847 Jy/beam ! Clean residual mean=-0.000000 rms=0.000239 Jy/beam ! Combined flux in latest and established models = 0.111627 Jy ! Performing phase self-cal ! Adding 32 model components to the UV plane model. ! The established model now contains 210 components and 0.111627 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=0.061877Jy sigma=1.166093 ! Fit after self-cal, rms=0.061877Jy sigma=1.166083 ! 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=0.061877Jy sigma=1.166083 ! Fit after self-cal, rms=0.061922Jy sigma=1.166003 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.335 mas, bmaj=8.067 mas, bpa=-4.244 degrees ! Estimated noise=0.246588 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000167583 Jy ! Component: 100 - total flux cleaned = -0.000180439 Jy ! Component: 150 - total flux cleaned = -0.000169545 Jy ! Component: 200 - total flux cleaned = -0.000114069 Jy ! Total flux subtracted in 200 components = -0.000114069 Jy ! Clean residual min=-0.000906 max=0.000724 Jy/beam ! Clean residual mean=-0.000000 rms=0.000194 Jy/beam ! Combined flux in latest and established models = 0.111512 Jy selfcal ! Performing phase self-cal ! Adding 38 model components to the UV plane model. ! The established model now contains 244 components and 0.111512 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=0.061916Jy sigma=1.165913 ! Fit after self-cal, rms=0.061924Jy sigma=1.165900 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 = -1.49462e-05 Jy ! Component: 100 - total flux cleaned = 2.11882e-05 Jy ! Component: 150 - total flux cleaned = 5.41778e-05 Jy ! Component: 200 - total flux cleaned = 7.70961e-05 Jy ! Total flux subtracted in 200 components = 7.70961e-05 Jy ! Clean residual min=-0.000909 max=0.000697 Jy/beam ! Clean residual mean=-0.000000 rms=0.000189 Jy/beam ! Combined flux in latest and established models = 0.11159 Jy ! Performing phase self-cal ! Adding 33 model components to the UV plane model. ! The established model now contains 264 components and 0.11159 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=0.061921Jy sigma=1.165874 ! Fit after self-cal, rms=0.061921Jy sigma=1.165870 ! 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=1.619 mas, bmaj=7.779 mas, bpa=-5.834 degrees ! Estimated noise=0.237647 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.619 x 7.779 at -5.834 degrees (North through East) ! Clean map min=-0.00098921 max=0.073423 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=1.235 mas, bmaj=7.518 mas, bpa=-7.432 degrees ! Estimated noise=0.498502 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0540916 Jy ! Component: 100 - total flux cleaned = 0.0743309 Jy ! Component: 150 - total flux cleaned = 0.0838032 Jy ! Component: 200 - total flux cleaned = 0.0896073 Jy ! Total flux subtracted in 200 components = 0.0896073 Jy ! Clean residual min=-0.003181 max=0.003268 Jy/beam ! Clean residual mean=-0.000003 rms=0.000898 Jy/beam ! Combined flux in latest and established models = 0.0896073 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 28 model components to the UV plane model. ! The established model now contains 28 components and 0.0896073 Jy ! Inverting map and beam ! Estimated beam: bmin=1.619 mas, bmaj=7.779 mas, bpa=-5.834 degrees ! Estimated noise=0.237647 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 = 0.00475541 Jy ! Component: 100 - total flux cleaned = 0.00800882 Jy ! Component: 150 - total flux cleaned = 0.0103968 Jy ! Component: 200 - total flux cleaned = 0.0122797 Jy ! Total flux subtracted in 200 components = 0.0122797 Jy ! Clean residual min=-0.001475 max=0.001472 Jy/beam ! Clean residual mean=-0.000002 rms=0.000408 Jy/beam ! Combined flux in latest and established models = 0.101887 Jy ! Adding 55 model components to the UV plane model. ! The established model now contains 73 components and 0.101887 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=2.335 mas, bmaj=8.067 mas, bpa=-4.244 degrees ! Estimated noise=0.246588 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00168579 Jy ! Component: 100 - total flux cleaned = 0.00293996 Jy ! Component: 150 - total flux cleaned = 0.00381939 Jy ! Component: 200 - total flux cleaned = 0.00453546 Jy ! Total flux subtracted in 200 components = 0.00453546 Jy ! Clean residual min=-0.001256 max=0.000811 Jy/beam ! Clean residual mean=-0.000002 rms=0.000289 Jy/beam ! Combined flux in latest and established models = 0.106422 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 = 0.00060316 Jy ! Component: 100 - total flux cleaned = 0.00113268 Jy ! Component: 150 - total flux cleaned = 0.00162839 Jy ! Component: 200 - total flux cleaned = 0.00201945 Jy ! Total flux subtracted in 200 components = 0.00201945 Jy ! Clean residual min=-0.001109 max=0.000678 Jy/beam ! Clean residual mean=-0.000001 rms=0.000238 Jy/beam ! Combined flux in latest and established models = 0.108442 Jy ! Adding 146 model components to the UV plane model. ! The established model now contains 200 components and 0.108442 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=1.619 mas, bmaj=7.779 mas, bpa=-5.834 degrees ! Estimated noise=0.237647 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000421739 Jy ! Component: 100 - total flux cleaned = 0.000789675 Jy ! Component: 150 - total flux cleaned = 0.00101678 Jy ! Component: 200 - total flux cleaned = 0.0012031 Jy ! Total flux subtracted in 200 components = 0.0012031 Jy ! Clean residual min=-0.001093 max=0.000862 Jy/beam ! Clean residual mean=-0.000001 rms=0.000244 Jy/beam ! Combined flux in latest and established models = 0.109645 Jy selfcal ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 217 components and 0.109645 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=0.061937Jy sigma=1.166132 ! Fit after self-cal, rms=0.061917Jy sigma=1.166007 wmodel J1647-1926_X_map.mod ! Writing 217 model components to file: J1647-1926_X_map.mod wobs J1647-1926_X_uvs.fits ! Writing UV FITS file: J1647-1926_X_uvs.fits wwins J1647-1926_X_map.win ! wwins: Wrote 3 windows to J1647-1926_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 = -0.000373093 Jy ! Component: 100 - total flux cleaned = -0.000525187 Jy ! Component: 150 - total flux cleaned = -0.000483034 Jy ! Component: 200 - total flux cleaned = -0.00043007 Jy ! Component: 250 - total flux cleaned = -0.000429879 Jy ! Component: 300 - total flux cleaned = -0.000429216 Jy ! Component: 350 - total flux cleaned = -0.000382175 Jy ! Component: 400 - total flux cleaned = -0.000359517 Jy ! Component: 450 - total flux cleaned = -0.000381885 Jy ! Component: 500 - total flux cleaned = -0.000371202 Jy ! Component: 550 - total flux cleaned = -0.000413211 Jy ! Component: 600 - total flux cleaned = -0.000403047 Jy ! Component: 650 - total flux cleaned = -0.000483537 Jy ! Component: 700 - total flux cleaned = -0.000552306 Jy ! Component: 750 - total flux cleaned = -0.000590902 Jy ! Component: 800 - total flux cleaned = -0.000657334 Jy ! Component: 850 - total flux cleaned = -0.000676178 Jy ! Component: 900 - total flux cleaned = -0.000749862 Jy ! Component: 950 - total flux cleaned = -0.000831218 Jy ! Component: 1000 - total flux cleaned = -0.000849016 Jy ! Component: 1050 - total flux cleaned = -0.000901896 Jy ! Component: 1100 - total flux cleaned = -0.000954068 Jy ! Component: 1150 - total flux cleaned = -0.00101388 Jy ! Component: 1200 - total flux cleaned = -0.00103071 Jy ! Component: 1250 - total flux cleaned = -0.00108064 Jy ! Component: 1300 - total flux cleaned = -0.00111351 Jy ! Component: 1350 - total flux cleaned = -0.00114585 Jy ! Component: 1400 - total flux cleaned = -0.00118578 Jy ! Component: 1450 - total flux cleaned = -0.00121737 Jy ! Component: 1500 - total flux cleaned = -0.00124081 Jy ! Component: 1550 - total flux cleaned = -0.00127158 Jy ! Component: 1600 - total flux cleaned = -0.00127908 Jy ! Component: 1650 - total flux cleaned = -0.00128675 Jy ! Component: 1700 - total flux cleaned = -0.0013389 Jy ! Component: 1750 - total flux cleaned = -0.00136093 Jy ! Component: 1800 - total flux cleaned = -0.00136101 Jy ! Component: 1850 - total flux cleaned = -0.00140428 Jy ! Component: 1900 - total flux cleaned = -0.0014398 Jy ! Component: 1950 - total flux cleaned = -0.00145381 Jy ! Component: 2000 - total flux cleaned = -0.00147471 Jy ! Component: 2050 - total flux cleaned = -0.00149521 Jy ! Component: 2100 - total flux cleaned = -0.00153613 Jy ! Component: 2150 - total flux cleaned = -0.00158314 Jy ! Component: 2200 - total flux cleaned = -0.00160311 Jy ! Component: 2250 - total flux cleaned = -0.00162951 Jy ! Component: 2300 - total flux cleaned = -0.00164898 Jy ! Component: 2350 - total flux cleaned = -0.00170061 Jy ! Component: 2400 - total flux cleaned = -0.00171979 Jy ! Component: 2450 - total flux cleaned = -0.00176417 Jy ! Component: 2500 - total flux cleaned = -0.00177667 Jy ! Component: 2550 - total flux cleaned = -0.00181401 Jy ! Component: 2600 - total flux cleaned = -0.001851 Jy ! Component: 2650 - total flux cleaned = -0.00185094 Jy ! Component: 2700 - total flux cleaned = -0.00189931 Jy ! Component: 2750 - total flux cleaned = -0.0019353 Jy ! Component: 2800 - total flux cleaned = -0.00197083 Jy ! Component: 2850 - total flux cleaned = -0.00198263 Jy ! Component: 2900 - total flux cleaned = -0.00204101 Jy ! Component: 2950 - total flux cleaned = -0.00206417 Jy ! Component: 3000 - total flux cleaned = -0.00208137 Jy ! Component: 3050 - total flux cleaned = -0.00209852 Jy ! Component: 3100 - total flux cleaned = -0.00212113 Jy ! Component: 3150 - total flux cleaned = -0.00212681 Jy ! Component: 3200 - total flux cleaned = -0.00216565 Jy ! Component: 3250 - total flux cleaned = -0.00219321 Jy ! Component: 3300 - total flux cleaned = -0.00221515 Jy ! Component: 3350 - total flux cleaned = -0.00223155 Jy ! Component: 3400 - total flux cleaned = -0.00224781 Jy ! Component: 3450 - total flux cleaned = -0.00228001 Jy ! Component: 3500 - total flux cleaned = -0.00231204 Jy ! Component: 3550 - total flux cleaned = -0.00235973 Jy ! Component: 3600 - total flux cleaned = -0.00238077 Jy ! Component: 3650 - total flux cleaned = -0.00240178 Jy ! Component: 3700 - total flux cleaned = -0.00242787 Jy ! Component: 3750 - total flux cleaned = -0.0024538 Jy ! Component: 3800 - total flux cleaned = -0.00247444 Jy ! Component: 3850 - total flux cleaned = -0.00247959 Jy ! Component: 3900 - total flux cleaned = -0.00251026 Jy ! Component: 3950 - total flux cleaned = -0.00253566 Jy ! Component: 4000 - total flux cleaned = -0.00255083 Jy ! Component: 4050 - total flux cleaned = -0.00254077 Jy ! Total flux subtracted in 4096 components = -0.00258599 Jy ! Clean residual min=-0.000272 max=0.000287 Jy/beam ! Clean residual mean=-0.000000 rms=0.000097 Jy/beam ! Combined flux in latest and established models = 0.107059 Jy keep ! Adding 275 model components to the UV plane model. ! The established model now contains 492 components and 0.107059 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J1647-1926_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.619 x 7.779 at -5.834 degrees (North through East) ! Clean map min=-0.00073383 max=0.073469 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J1647-1926_X_map.fits wmodel /vlbi/uf001/uva//J1647-1926_X_map.mod ! Writing 492 model components to file: /vlbi/uf001/uva//J1647-1926_X_map.mod wobs /vlbi/uf001/uva//J1647-1926_X_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J1647-1926_X_uvs.fits wwins /vlbi/uf001/uva//J1647-1926_X_map.win ! wwins: Wrote 4 windows to /vlbi/uf001/uva//J1647-1926_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0734691 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 9.69521e-05 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.395889 0.395889 0.791779 1.58356 3.16712 6.33423 12.6685 25.3369 50.6739 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0002 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.073 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 757.787 quit ! Quitting program ! Log file /vlbi/uf001/uva//J1647-1926_X_dfm.log closed on Mon Jan 14 03:53:38 2019