! Started logfile: /vlbi/uf001/uva//J1400-1858_X_dfm.log on Mon Jan 14 02:42:36 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//J1400-1858_X_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J1400-1858_X_uva.fits ! AN table 1: 28 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.773016 visibilities/baseline/integration-bin. ! Found source: J1400-1858 ! ! 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 11688 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 J1400-1858_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 70 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 70 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 70 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 70 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 70 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 70 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 70 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 70 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 70 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 70 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 70 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 70 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.063153Jy sigma=20.177585 ! Fit after self-cal, rms=0.684804Jy sigma=12.576732 ! 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=0.7369 mas, bmaj=1.566 mas, bpa=-2.474 degrees ! Estimated noise=0.62965 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 = 0.253743 Jy ! Component: 100 - total flux cleaned = 0.309087 Jy ! Total flux subtracted in 100 components = 0.309087 Jy ! Clean residual min=-0.016211 max=0.020531 Jy/beam ! Clean residual mean=-0.000008 rms=0.003248 Jy/beam ! Combined flux in latest and established models = 0.309087 Jy ! Performing phase self-cal ! Adding 3 model components to the UV plane model. ! The established model now contains 3 components and 0.309087 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=0.091095Jy sigma=1.623071 ! Fit after self-cal, rms=0.091090Jy sigma=1.623017 ! Inverting map ! Added new window around map position (-8, -8.2). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0195168 Jy ! Component: 100 - total flux cleaned = 0.0299329 Jy ! Total flux subtracted in 100 components = 0.0299329 Jy ! Clean residual min=-0.016117 max=0.014976 Jy/beam ! Clean residual mean=-0.000005 rms=0.002760 Jy/beam ! Combined flux in latest and established models = 0.339019 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 15 components and 0.339019 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=0.087951Jy sigma=1.512913 ! Fit after self-cal, rms=0.087625Jy sigma=1.504605 ! 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=0.9461 mas, bmaj=1.948 mas, bpa=-0.1241 degrees ! Estimated noise=0.386965 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 = 0.0102736 Jy ! Component: 100 - total flux cleaned = 0.016636 Jy ! Component: 150 - total flux cleaned = 0.0208115 Jy ! Component: 200 - total flux cleaned = 0.0220214 Jy ! Total flux subtracted in 200 components = 0.0220214 Jy ! Clean residual min=-0.015591 max=0.012504 Jy/beam ! Clean residual mean=-0.000011 rms=0.003190 Jy/beam ! Combined flux in latest and established models = 0.361041 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 28 components and 0.361041 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=0.086805Jy sigma=1.464618 ! Fit after self-cal, rms=0.086767Jy sigma=1.463096 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9461 x 1.948 at -0.1241 degrees (North through East) ! Clean map min=-0.014589 max=0.32007 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.13 FD 1.01 HN 1.07 KP 1.03 ! LA 0.83 MK 0.97 NL 1.02 OV 0.96 ! PT 1.11 SC 0.96 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.12 FD 1.02 HN 1.07 KP 1.02 ! LA 0.83 MK 1.00 NL 1.03 OV 0.94 ! PT 1.08 SC 0.99 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.10 FD 1.05 HN 1.08 KP 1.02 ! LA 0.84 MK 0.98 NL 1.04 OV 0.94 ! PT 1.11 SC 0.98 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.11 FD 1.02 HN 1.11 KP 1.04 ! LA 0.84 MK 1.00 NL 1.03 OV 0.96 ! PT 1.07 SC 0.96 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.11 FD 1.04 HN 1.08 KP 1.03 ! LA 0.83 MK 1.01 NL 1.03 OV 0.95 ! PT 1.15 SC 0.97 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.11 FD 1.02 HN 1.06 KP 1.05 ! LA 0.83 MK 0.98 NL 1.04 OV 0.97 ! PT 1.12 SC 0.98 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.11 FD 1.02 HN 1.10 KP 1.04 ! LA 0.82 MK 1.00 NL 1.03 OV 0.95 ! PT 1.10 SC 0.95 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 FD 1.03 HN 1.14 KP 1.04 ! LA 0.83 MK 1.01 NL 1.02 OV 0.96 ! PT 1.09 SC 1.00 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.10 FD 1.02 HN 1.10 KP 1.03 ! LA 0.82 MK 1.02 NL 1.03 OV 0.95 ! PT 1.10 SC 0.98 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.11 FD 1.04 HN 1.10 KP 1.04 ! LA 0.83 MK 0.99 NL 1.02 OV 0.95 ! PT 1.11 SC 0.98 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.12 FD 1.04 HN 1.13 KP 1.06 ! LA 0.83 MK 0.99 NL 1.03 OV 0.95 ! PT 1.09 SC 0.95 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.12 FD 1.02 HN 1.12 KP 1.04 ! LA 0.84 MK 0.98 NL 1.05 OV 0.96 ! PT 1.12 SC 0.96 ! ! ! Fit before self-cal, rms=0.086767Jy sigma=1.463096 ! Fit after self-cal, rms=0.080412Jy sigma=1.245584 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.9483 mas, bmaj=1.952 mas, bpa=0.3486 degrees ! Estimated noise=0.386481 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 = -0.00640539 Jy ! Component: 100 - total flux cleaned = -0.00863918 Jy ! Component: 150 - total flux cleaned = -0.00985591 Jy ! Component: 200 - total flux cleaned = -0.0106694 Jy ! Total flux subtracted in 200 components = -0.0106694 Jy ! Clean residual min=-0.006024 max=0.006434 Jy/beam ! Clean residual mean=0.000002 rms=0.001426 Jy/beam ! Combined flux in latest and established models = 0.350371 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 41 components and 0.350371 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=0.079704Jy sigma=1.233068 ! Fit after self-cal, rms=0.079824Jy sigma=1.231652 ! 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=0.079824Jy sigma=1.231652 ! Fit after self-cal, rms=0.080974Jy sigma=1.170702 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9442 mas, bmaj=1.97 mas, bpa=-0.1549 degrees ! Estimated noise=0.38747 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00253089 Jy ! Component: 100 - total flux cleaned = -0.00289138 Jy ! Component: 150 - total flux cleaned = -0.00318873 Jy ! Component: 200 - total flux cleaned = -0.00328717 Jy ! Total flux subtracted in 200 components = -0.00328717 Jy ! Clean residual min=-0.003083 max=0.002698 Jy/beam ! Clean residual mean=0.000001 rms=0.000672 Jy/beam ! Combined flux in latest and established models = 0.347084 Jy selfcal ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 53 components and 0.347084 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=0.080792Jy sigma=1.167189 ! Fit after self-cal, rms=0.080843Jy sigma=1.166501 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 = -0.000997458 Jy ! Component: 100 - total flux cleaned = -0.00108686 Jy ! Component: 150 - total flux cleaned = -0.0011656 Jy ! Component: 200 - total flux cleaned = -0.00123515 Jy ! Total flux subtracted in 200 components = -0.00123515 Jy ! Clean residual min=-0.002997 max=0.002521 Jy/beam ! Clean residual mean=0.000001 rms=0.000630 Jy/beam ! Combined flux in latest and established models = 0.345849 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 54 components and 0.345849 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=0.080786Jy sigma=1.165485 ! Fit after self-cal, rms=0.080774Jy sigma=1.165358 ! 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=0.080774Jy sigma=1.165358 ! Fit after self-cal, rms=0.081096Jy sigma=1.164182 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9432 mas, bmaj=1.969 mas, bpa=-0.2088 degrees ! Estimated noise=0.387179 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00131439 Jy ! Component: 100 - total flux cleaned = -0.00152776 Jy ! Component: 150 - total flux cleaned = -0.00156651 Jy ! Component: 200 - total flux cleaned = -0.00159988 Jy ! Total flux subtracted in 200 components = -0.00159988 Jy ! Clean residual min=-0.002449 max=0.002374 Jy/beam ! Clean residual mean=0.000001 rms=0.000563 Jy/beam ! Combined flux in latest and established models = 0.344249 Jy selfcal ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 61 components and 0.344249 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=0.081036Jy sigma=1.162985 ! Fit after self-cal, rms=0.081031Jy sigma=1.162800 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 = -0.000538005 Jy ! Component: 100 - total flux cleaned = -0.000537565 Jy ! Component: 150 - total flux cleaned = -0.000565293 Jy ! Component: 200 - total flux cleaned = -0.000565526 Jy ! Total flux subtracted in 200 components = -0.000565526 Jy ! Clean residual min=-0.002392 max=0.002275 Jy/beam ! Clean residual mean=0.000001 rms=0.000545 Jy/beam ! Combined flux in latest and established models = 0.343684 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 66 components and 0.343684 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=0.081007Jy sigma=1.162352 ! Fit after self-cal, rms=0.081001Jy sigma=1.162308 ! 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=0.081001Jy sigma=1.162308 ! Fit after self-cal, rms=0.081175Jy sigma=1.161828 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.16 mas, bmaj=4.272 mas, bpa=3.933 degrees ! Estimated noise=0.47394 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000739121 Jy ! Component: 100 - total flux cleaned = -0.000721253 Jy ! Component: 150 - total flux cleaned = -0.000641863 Jy ! Component: 200 - total flux cleaned = -0.000576448 Jy ! Total flux subtracted in 200 components = -0.000576448 Jy ! Clean residual min=-0.002527 max=0.002691 Jy/beam ! Clean residual mean=0.000003 rms=0.000685 Jy/beam ! Combined flux in latest and established models = 0.343107 Jy selfcal ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 74 components and 0.343107 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=0.081164Jy sigma=1.161539 ! Fit after self-cal, rms=0.081165Jy sigma=1.161472 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 = -0.000358129 Jy ! Component: 100 - total flux cleaned = -0.000303472 Jy ! Component: 150 - total flux cleaned = -0.000268733 Jy ! Component: 200 - total flux cleaned = -0.000237831 Jy ! Total flux subtracted in 200 components = -0.000237831 Jy ! Clean residual min=-0.002419 max=0.002606 Jy/beam ! Clean residual mean=0.000003 rms=0.000667 Jy/beam ! Combined flux in latest and established models = 0.34287 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 77 components and 0.34287 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=0.081161Jy sigma=1.161356 ! Fit after self-cal, rms=0.081158Jy sigma=1.161336 ! 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=0.9424 mas, bmaj=1.968 mas, bpa=-0.2414 degrees ! Estimated noise=0.386891 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9424 x 1.968 at -0.2414 degrees (North through East) ! Clean map min=-0.0020973 max=0.32363 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=0.7301 mas, bmaj=1.577 mas, bpa=-2.562 degrees ! Estimated noise=0.630473 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.253972 Jy ! Component: 100 - total flux cleaned = 0.309358 Jy ! Component: 150 - total flux cleaned = 0.324326 Jy ! Component: 200 - total flux cleaned = 0.332463 Jy ! Total flux subtracted in 200 components = 0.332463 Jy ! Clean residual min=-0.003690 max=0.004089 Jy/beam ! Clean residual mean=-0.000001 rms=0.000830 Jy/beam ! Combined flux in latest and established models = 0.332463 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 15 model components to the UV plane model. ! The established model now contains 15 components and 0.332463 Jy ! Inverting map and beam ! Estimated beam: bmin=0.9424 mas, bmaj=1.968 mas, bpa=-0.2414 degrees ! Estimated noise=0.386891 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 = 0.00544491 Jy ! Component: 100 - total flux cleaned = 0.00823139 Jy ! Component: 150 - total flux cleaned = 0.00936153 Jy ! Component: 200 - total flux cleaned = 0.00941856 Jy ! Total flux subtracted in 200 components = 0.00941856 Jy ! Clean residual min=-0.002466 max=0.001997 Jy/beam ! Clean residual mean=0.000001 rms=0.000519 Jy/beam ! Combined flux in latest and established models = 0.341882 Jy ! Adding 24 model components to the UV plane model. ! The established model now contains 31 components and 0.341882 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=2.16 mas, bmaj=4.272 mas, bpa=3.933 degrees ! Estimated noise=0.47394 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000920918 Jy ! Component: 100 - total flux cleaned = 0.000870897 Jy ! Component: 150 - total flux cleaned = 0.000828935 Jy ! Component: 200 - total flux cleaned = 0.000812034 Jy ! Total flux subtracted in 200 components = 0.000812034 Jy ! Clean residual min=-0.002541 max=0.002426 Jy/beam ! Clean residual mean=0.000003 rms=0.000665 Jy/beam ! Combined flux in latest and established models = 0.342694 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 = 1.61094e-07 Jy ! Component: 100 - total flux cleaned = -1.35519e-05 Jy ! Component: 150 - total flux cleaned = -2.59601e-05 Jy ! Component: 200 - total flux cleaned = -4.75183e-05 Jy ! Total flux subtracted in 200 components = -4.75183e-05 Jy ! Clean residual min=-0.002499 max=0.002451 Jy/beam ! Clean residual mean=0.000003 rms=0.000662 Jy/beam ! Combined flux in latest and established models = 0.342647 Jy ! Adding 14 model components to the UV plane model. ! The established model now contains 43 components and 0.342647 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.9424 mas, bmaj=1.968 mas, bpa=-0.2414 degrees ! Estimated noise=0.386891 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 9.27073e-05 Jy ! Component: 100 - total flux cleaned = -2.28061e-05 Jy ! Component: 150 - total flux cleaned = -0.000153308 Jy ! Component: 200 - total flux cleaned = -0.000246572 Jy ! Total flux subtracted in 200 components = -0.000246572 Jy ! Clean residual min=-0.002259 max=0.001917 Jy/beam ! Clean residual mean=0.000001 rms=0.000501 Jy/beam ! Combined flux in latest and established models = 0.3424 Jy selfcal ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 49 components and 0.3424 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=0.081131Jy sigma=1.160955 ! Fit after self-cal, rms=0.081097Jy sigma=1.160630 wmodel J1400-1858_X_map.mod ! Writing 49 model components to file: J1400-1858_X_map.mod wobs J1400-1858_X_uvs.fits ! Writing UV FITS file: J1400-1858_X_uvs.fits wwins J1400-1858_X_map.win ! wwins: Wrote 2 windows to J1400-1858_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 = -0.000670027 Jy ! Component: 100 - total flux cleaned = -0.000846648 Jy ! Component: 150 - total flux cleaned = -0.00097927 Jy ! Component: 200 - total flux cleaned = -0.000947437 Jy ! Component: 250 - total flux cleaned = -0.000855742 Jy ! Component: 300 - total flux cleaned = -0.000855655 Jy ! Component: 350 - total flux cleaned = -0.000855507 Jy ! Component: 400 - total flux cleaned = -0.000799219 Jy ! Component: 450 - total flux cleaned = -0.000744102 Jy ! Component: 500 - total flux cleaned = -0.000689637 Jy ! Component: 550 - total flux cleaned = -0.000662512 Jy ! Component: 600 - total flux cleaned = -0.000636247 Jy ! Component: 650 - total flux cleaned = -0.000559302 Jy ! Component: 700 - total flux cleaned = -0.000434405 Jy ! Component: 750 - total flux cleaned = -0.000385579 Jy ! Component: 800 - total flux cleaned = -0.00038558 Jy ! Component: 850 - total flux cleaned = -0.000291066 Jy ! Component: 900 - total flux cleaned = -0.000268009 Jy ! Component: 950 - total flux cleaned = -0.000221867 Jy ! Component: 1000 - total flux cleaned = -0.000131883 Jy ! Component: 1050 - total flux cleaned = -8.73115e-05 Jy ! Component: 1100 - total flux cleaned = 6.87752e-07 Jy ! Component: 1150 - total flux cleaned = 2.22498e-05 Jy ! Component: 1200 - total flux cleaned = 0.00010772 Jy ! Component: 1250 - total flux cleaned = 0.000191978 Jy ! Component: 1300 - total flux cleaned = 0.000316102 Jy ! Component: 1350 - total flux cleaned = 0.000336821 Jy ! Component: 1400 - total flux cleaned = 0.000477878 Jy ! Component: 1450 - total flux cleaned = 0.000537154 Jy ! Component: 1500 - total flux cleaned = 0.000576154 Jy ! Component: 1550 - total flux cleaned = 0.000634484 Jy ! Component: 1600 - total flux cleaned = 0.000749313 Jy ! Component: 1650 - total flux cleaned = 0.000767831 Jy ! Component: 1700 - total flux cleaned = 0.000823944 Jy ! Component: 1750 - total flux cleaned = 0.000916458 Jy ! Component: 1800 - total flux cleaned = 0.00100781 Jy ! Component: 1850 - total flux cleaned = 0.00104364 Jy ! Component: 1900 - total flux cleaned = 0.00107923 Jy ! Component: 1950 - total flux cleaned = 0.00114959 Jy ! Component: 2000 - total flux cleaned = 0.00109708 Jy ! Component: 2050 - total flux cleaned = 0.00113183 Jy ! Component: 2100 - total flux cleaned = 0.0011151 Jy ! Component: 2150 - total flux cleaned = 0.00114917 Jy ! Component: 2200 - total flux cleaned = 0.00121578 Jy ! Component: 2250 - total flux cleaned = 0.00121593 Jy ! Component: 2300 - total flux cleaned = 0.00124854 Jy ! Component: 2350 - total flux cleaned = 0.00123247 Jy ! Component: 2400 - total flux cleaned = 0.00126443 Jy ! Component: 2450 - total flux cleaned = 0.00135936 Jy ! Component: 2500 - total flux cleaned = 0.00142167 Jy ! Component: 2550 - total flux cleaned = 0.00142157 Jy ! Component: 2600 - total flux cleaned = 0.00142137 Jy ! Component: 2650 - total flux cleaned = 0.00143647 Jy ! Component: 2700 - total flux cleaned = 0.00140648 Jy ! Component: 2750 - total flux cleaned = 0.00145133 Jy ! Component: 2800 - total flux cleaned = 0.0014512 Jy ! Component: 2850 - total flux cleaned = 0.00142147 Jy ! Component: 2900 - total flux cleaned = 0.00136327 Jy ! Component: 2950 - total flux cleaned = 0.00139242 Jy ! Component: 3000 - total flux cleaned = 0.00139251 Jy ! Component: 3050 - total flux cleaned = 0.00140674 Jy ! Component: 3100 - total flux cleaned = 0.00136427 Jy ! Component: 3150 - total flux cleaned = 0.00129409 Jy ! Component: 3200 - total flux cleaned = 0.00125242 Jy ! Component: 3250 - total flux cleaned = 0.0012247 Jy ! Component: 3300 - total flux cleaned = 0.00115627 Jy ! Component: 3350 - total flux cleaned = 0.00116987 Jy ! Component: 3400 - total flux cleaned = 0.00108902 Jy ! Component: 3450 - total flux cleaned = 0.00108894 Jy ! Component: 3500 - total flux cleaned = 0.00107565 Jy ! Component: 3550 - total flux cleaned = 0.0010625 Jy ! Component: 3600 - total flux cleaned = 0.00103615 Jy ! Component: 3650 - total flux cleaned = 0.00102313 Jy ! Component: 3700 - total flux cleaned = 0.00102317 Jy ! Component: 3750 - total flux cleaned = 0.00108716 Jy ! Component: 3800 - total flux cleaned = 0.00107448 Jy ! Component: 3850 - total flux cleaned = 0.00112496 Jy ! Component: 3900 - total flux cleaned = 0.00116264 Jy ! Component: 3950 - total flux cleaned = 0.00116257 Jy ! Component: 4000 - total flux cleaned = 0.00121201 Jy ! Component: 4050 - total flux cleaned = 0.00116276 Jy ! Total flux subtracted in 4096 components = 0.00121185 Jy ! Clean residual min=-0.000754 max=0.000683 Jy/beam ! Clean residual mean=0.000001 rms=0.000205 Jy/beam ! Combined flux in latest and established models = 0.343612 Jy keep ! Adding 276 model components to the UV plane model. ! The established model now contains 325 components and 0.343612 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J1400-1858_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9424 x 1.968 at -0.2414 degrees (North through East) ! Clean map min=-0.0014906 max=0.32586 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J1400-1858_X_map.fits wmodel /vlbi/uf001/uva//J1400-1858_X_map.mod ! Writing 325 model components to file: /vlbi/uf001/uva//J1400-1858_X_map.mod wobs /vlbi/uf001/uva//J1400-1858_X_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J1400-1858_X_uvs.fits wwins /vlbi/uf001/uva//J1400-1858_X_map.win ! wwins: Wrote 3 windows to /vlbi/uf001/uva//J1400-1858_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.325863 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000202808 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.186711 0.186711 0.373423 0.746845 1.49369 2.98738 5.97476 11.9495 23.899 47.7981 95.5962 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0006 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.325 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 1606.76 quit ! Quitting program ! Log file /vlbi/uf001/uva//J1400-1858_X_dfm.log closed on Mon Jan 14 02:42:40 2019