! Started logfile: /vlbi/uf001/uva//J1248+5820_X_dfm.log on Mon Jan 14 02:02:27 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//J1248+5820_X_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J1248+5820_X_uva.fits ! AN table 1: 65 integrations on 28 of 28 possible baselines. ! Apparent sampling: 0.642857 visibilities/baseline/integration-bin. ! Found source: J1248+5820 ! ! 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 14040 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 J1248+5820_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 169 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 169 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 169 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 169 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 169 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 169 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 169 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 169 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 169 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 169 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 169 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 169 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.004314Jy sigma=20.852577 ! Fit after self-cal, rms=0.940314Jy sigma=19.540468 ! 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=0.7123 mas, bmaj=0.8467 mas, bpa=4.994 degrees ! Estimated noise=0.577451 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 = 0.0455018 Jy ! Component: 100 - total flux cleaned = 0.0557495 Jy ! Total flux subtracted in 100 components = 0.0557495 Jy ! Clean residual min=-0.004078 max=0.003918 Jy/beam ! Clean residual mean=0.000031 rms=0.000927 Jy/beam ! Combined flux in latest and established models = 0.0557495 Jy ! Performing phase self-cal ! Adding 5 model components to the UV plane model. ! The established model now contains 5 components and 0.0557495 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=0.067929Jy sigma=1.272346 ! Fit after self-cal, rms=0.066959Jy sigma=1.251435 ! 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=0.9129 mas, bmaj=1.101 mas, bpa=8.984 degrees ! Estimated noise=0.319516 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 = 0.00647691 Jy ! Component: 100 - total flux cleaned = 0.00933041 Jy ! Component: 150 - total flux cleaned = 0.0108841 Jy ! Component: 200 - total flux cleaned = 0.0117595 Jy ! Total flux subtracted in 200 components = 0.0117595 Jy ! Clean residual min=-0.002637 max=0.003483 Jy/beam ! Clean residual mean=0.000038 rms=0.000751 Jy/beam ! Combined flux in latest and established models = 0.067509 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 19 components and 0.067509 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=0.066309Jy sigma=1.239201 ! Fit after self-cal, rms=0.066316Jy sigma=1.238918 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9129 x 1.101 at 8.984 degrees (North through East) ! Clean map min=-0.0025059 max=0.062 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 75 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 HN 0.96 LA 0.88 MK 1.04 ! NL 1.26 OV 1.05 PT 0.90 SC 0.99 ! ! ! Correcting IF 2. ! A total of 75 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 HN 1.00 LA 0.82 MK 0.97 ! NL 1.22 OV 1.02 PT 0.94 SC 0.99 ! ! ! Correcting IF 3. ! A total of 75 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 HN 1.01 LA 0.86 MK 1.06 ! NL 1.29 OV 1.03 PT 1.02 SC 0.97 ! ! ! Correcting IF 4. ! A total of 75 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.92 HN 0.94 LA 0.89 MK 1.01 ! NL 1.19 OV 1.22 PT 1.01 SC 1.07 ! ! ! Correcting IF 5. ! A total of 75 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 HN 0.99 LA 0.88 MK 1.13 ! NL 1.30 OV 1.07 PT 0.94 SC 0.95 ! ! ! Correcting IF 6. ! A total of 75 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.89 HN 0.96 LA 0.84 MK 1.11 ! NL 1.23 OV 1.12 PT 0.93 SC 0.97 ! ! ! Correcting IF 7. ! A total of 75 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 HN 1.01 LA 0.89 MK 1.08 ! NL 1.23 OV 1.03 PT 0.90 SC 1.03 ! ! ! Correcting IF 8. ! A total of 75 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.94 HN 1.03 LA 0.89 MK 1.05 ! NL 1.16 OV 0.99 PT 0.94 SC 1.02 ! ! ! Correcting IF 9. ! A total of 75 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 HN 1.02 LA 0.88 MK 1.04 ! NL 1.34 OV 1.04 PT 0.98 SC 1.00 ! ! ! Correcting IF 10. ! A total of 75 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 HN 0.97 LA 0.86 MK 1.00 ! NL 1.26 OV 1.03 PT 0.95 SC 1.03 ! ! ! Correcting IF 11. ! A total of 75 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.92 HN 0.98 LA 0.81 MK 0.97 ! NL 1.26 OV 1.04 PT 1.06 SC 1.05 ! ! ! Correcting IF 12. ! A total of 75 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.94 HN 1.06 LA 0.76 MK 0.94 ! NL 1.34 OV 1.10 PT 1.02 SC 0.97 ! ! ! Fit before self-cal, rms=0.066316Jy sigma=1.238918 ! Fit after self-cal, rms=0.064845Jy sigma=1.252648 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.9029 mas, bmaj=1.092 mas, bpa=7.769 degrees ! Estimated noise=0.325168 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, 11). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0022797 Jy ! Component: 100 - total flux cleaned = 0.00292086 Jy ! Component: 150 - total flux cleaned = 0.00337794 Jy ! Component: 200 - total flux cleaned = 0.00372237 Jy ! Total flux subtracted in 200 components = 0.00372237 Jy ! Clean residual min=-0.001821 max=0.002171 Jy/beam ! Clean residual mean=0.000016 rms=0.000455 Jy/beam ! Combined flux in latest and established models = 0.0712314 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 36 components and 0.0712314 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=0.064766Jy sigma=1.250501 ! Fit after self-cal, rms=0.064997Jy sigma=1.248603 ! 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=0.064997Jy sigma=1.248603 ! Fit after self-cal, rms=0.067494Jy sigma=1.240674 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9046 mas, bmaj=1.099 mas, bpa=6.152 degrees ! Estimated noise=0.326192 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000867786 Jy ! Component: 100 - total flux cleaned = 0.00102531 Jy ! Component: 150 - total flux cleaned = 0.00105002 Jy ! Component: 200 - total flux cleaned = 0.00109571 Jy ! Total flux subtracted in 200 components = 0.00109571 Jy ! Clean residual min=-0.001631 max=0.001773 Jy/beam ! Clean residual mean=-0.000002 rms=0.000386 Jy/beam ! Combined flux in latest and established models = 0.0723271 Jy selfcal ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 49 components and 0.0723271 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=0.067464Jy sigma=1.240021 ! Fit after self-cal, rms=0.067638Jy sigma=1.239333 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 (-20.6, -21.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00185643 Jy ! Component: 100 - total flux cleaned = 0.00221692 Jy ! Component: 150 - total flux cleaned = 0.00229795 Jy ! Component: 200 - total flux cleaned = 0.00239123 Jy ! Total flux subtracted in 200 components = 0.00239123 Jy ! Clean residual min=-0.001601 max=0.001555 Jy/beam ! Clean residual mean=0.000005 rms=0.000366 Jy/beam ! Combined flux in latest and established models = 0.0747183 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 61 components and 0.0747183 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=0.067581Jy sigma=1.238233 ! Fit after self-cal, rms=0.067585Jy sigma=1.238032 ! 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=0.067585Jy sigma=1.238032 ! Fit after self-cal, rms=0.069134Jy sigma=1.238080 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9093 mas, bmaj=1.099 mas, bpa=6.111 degrees ! Estimated noise=0.328999 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00109687 Jy ! Component: 100 - total flux cleaned = 0.00149474 Jy ! Component: 150 - total flux cleaned = 0.00156538 Jy ! Component: 200 - total flux cleaned = 0.00160812 Jy ! Total flux subtracted in 200 components = 0.00160812 Jy ! Clean residual min=-0.001437 max=0.001489 Jy/beam ! Clean residual mean=0.000002 rms=0.000356 Jy/beam ! Combined flux in latest and established models = 0.0763265 Jy selfcal ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 65 components and 0.0763265 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=0.069106Jy sigma=1.237552 ! Fit after self-cal, rms=0.069177Jy sigma=1.237402 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 = 0.000475225 Jy ! Component: 100 - total flux cleaned = 0.000515153 Jy ! Component: 150 - total flux cleaned = 0.000571118 Jy ! Component: 200 - total flux cleaned = 0.000623252 Jy ! Total flux subtracted in 200 components = 0.000623252 Jy ! Clean residual min=-0.001449 max=0.001443 Jy/beam ! Clean residual mean=0.000002 rms=0.000356 Jy/beam ! Combined flux in latest and established models = 0.0769497 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 70 components and 0.0769497 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=0.069164Jy sigma=1.237198 ! Fit after self-cal, rms=0.069167Jy sigma=1.237181 ! 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=0.069167Jy sigma=1.237181 ! Fit after self-cal, rms=0.069781Jy sigma=1.237185 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.987 mas, bmaj=2.27 mas, bpa=33.96 degrees ! Estimated noise=0.436339 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00126229 Jy ! Component: 100 - total flux cleaned = 0.00199995 Jy ! Component: 150 - total flux cleaned = 0.0025442 Jy ! Component: 200 - total flux cleaned = 0.00297979 Jy ! Total flux subtracted in 200 components = 0.00297979 Jy ! Clean residual min=-0.001633 max=0.001619 Jy/beam ! Clean residual mean=-0.000002 rms=0.000433 Jy/beam ! Combined flux in latest and established models = 0.0799295 Jy selfcal ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 83 components and 0.0799295 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=0.069783Jy sigma=1.237136 ! Fit after self-cal, rms=0.069816Jy sigma=1.236994 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 = 0.000609774 Jy ! Component: 100 - total flux cleaned = 0.00104888 Jy ! Component: 150 - total flux cleaned = 0.0012888 Jy ! Component: 200 - total flux cleaned = 0.00143088 Jy ! Total flux subtracted in 200 components = 0.00143088 Jy ! Clean residual min=-0.001664 max=0.001578 Jy/beam ! Clean residual mean=-0.000005 rms=0.000432 Jy/beam ! Combined flux in latest and established models = 0.0813604 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 86 components and 0.0813604 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=0.069822Jy sigma=1.237098 ! Fit after self-cal, rms=0.069799Jy sigma=1.236829 ! 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=0.9104 mas, bmaj=1.098 mas, bpa=5.992 degrees ! Estimated noise=0.330821 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9104 x 1.098 at 5.992 degrees (North through East) ! Clean map min=-0.0012622 max=0.062387 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=0.7202 mas, bmaj=0.8557 mas, bpa=2.471 degrees ! Estimated noise=0.609335 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0479712 Jy ! Component: 100 - total flux cleaned = 0.0589347 Jy ! Component: 150 - total flux cleaned = 0.0642969 Jy ! Component: 200 - total flux cleaned = 0.0677206 Jy ! Total flux subtracted in 200 components = 0.0677206 Jy ! Clean residual min=-0.003434 max=0.003306 Jy/beam ! Clean residual mean=0.000009 rms=0.000763 Jy/beam ! Combined flux in latest and established models = 0.0677206 Jy uvw 0,-1 ! Uniform weighting is not currently selected. ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. flux_cutoff = imstat(rms) * dynam ! Adding 16 model components to the UV plane model. ! The established model now contains 16 components and 0.0677206 Jy ! Inverting map and beam ! Estimated beam: bmin=0.9104 mas, bmaj=1.098 mas, bpa=5.992 degrees ! Estimated noise=0.330821 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 = 0.00321349 Jy ! Component: 100 - total flux cleaned = 0.00496008 Jy ! Component: 150 - total flux cleaned = 0.00607195 Jy ! Component: 200 - total flux cleaned = 0.00688819 Jy ! Total flux subtracted in 200 components = 0.00688819 Jy ! Clean residual min=-0.001656 max=0.001616 Jy/beam ! Clean residual mean=0.000007 rms=0.000397 Jy/beam ! Combined flux in latest and established models = 0.0746088 Jy ! Adding 21 model components to the UV plane model. ! The established model now contains 32 components and 0.0746088 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=1.987 mas, bmaj=2.27 mas, bpa=33.96 degrees ! Estimated noise=0.436339 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00205485 Jy ! Component: 100 - total flux cleaned = 0.00340595 Jy ! Component: 150 - total flux cleaned = 0.00437429 Jy ! Component: 200 - total flux cleaned = 0.00488283 Jy ! Total flux subtracted in 200 components = 0.00488283 Jy ! Clean residual min=-0.001750 max=0.001661 Jy/beam ! Clean residual mean=0.000004 rms=0.000454 Jy/beam ! Combined flux in latest and established models = 0.0794916 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 = 0.000445034 Jy ! Component: 100 - total flux cleaned = 0.000814602 Jy ! Component: 150 - total flux cleaned = 0.00105657 Jy ! Component: 200 - total flux cleaned = 0.00122119 Jy ! Total flux subtracted in 200 components = 0.00122119 Jy ! Clean residual min=-0.001721 max=0.001649 Jy/beam ! Clean residual mean=-0.000002 rms=0.000438 Jy/beam ! Combined flux in latest and established models = 0.0807128 Jy ! Adding 40 model components to the UV plane model. ! The established model now contains 65 components and 0.0807128 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.9104 mas, bmaj=1.098 mas, bpa=5.992 degrees ! Estimated noise=0.330821 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000787114 Jy ! Component: 100 - total flux cleaned = -0.000923643 Jy ! Component: 150 - total flux cleaned = -0.000866754 Jy ! Component: 200 - total flux cleaned = -0.000789232 Jy ! Total flux subtracted in 200 components = -0.000789232 Jy ! Clean residual min=-0.001407 max=0.001497 Jy/beam ! Clean residual mean=0.000000 rms=0.000358 Jy/beam ! Combined flux in latest and established models = 0.0799236 Jy selfcal ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 75 components and 0.0799236 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=0.069802Jy sigma=1.237087 ! Fit after self-cal, rms=0.069780Jy sigma=1.236989 wmodel J1248+5820_X_map.mod ! Writing 75 model components to file: J1248+5820_X_map.mod wobs J1248+5820_X_uvs.fits ! Writing UV FITS file: J1248+5820_X_uvs.fits wwins J1248+5820_X_map.win ! wwins: Wrote 3 windows to J1248+5820_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 = 0.000224425 Jy ! Component: 100 - total flux cleaned = 0.000274352 Jy ! Component: 150 - total flux cleaned = 0.000323451 Jy ! Component: 200 - total flux cleaned = 0.000300218 Jy ! Component: 250 - total flux cleaned = 0.000391888 Jy ! Component: 300 - total flux cleaned = 0.000414051 Jy ! Component: 350 - total flux cleaned = 0.000457679 Jy ! Component: 400 - total flux cleaned = 0.000479101 Jy ! Component: 450 - total flux cleaned = 0.000500427 Jy ! Component: 500 - total flux cleaned = 0.000438397 Jy ! Component: 550 - total flux cleaned = 0.000499877 Jy ! Component: 600 - total flux cleaned = 0.000499622 Jy ! Component: 650 - total flux cleaned = 0.000559122 Jy ! Component: 700 - total flux cleaned = 0.000539388 Jy ! Component: 750 - total flux cleaned = 0.000655533 Jy ! Component: 800 - total flux cleaned = 0.000693263 Jy ! Component: 850 - total flux cleaned = 0.000731218 Jy ! Component: 900 - total flux cleaned = 0.000805305 Jy ! Component: 950 - total flux cleaned = 0.000842096 Jy ! Component: 1000 - total flux cleaned = 0.000896381 Jy ! Component: 1050 - total flux cleaned = 0.00095036 Jy ! Component: 1100 - total flux cleaned = 0.000985829 Jy ! Component: 1150 - total flux cleaned = 0.00105603 Jy ! Component: 1200 - total flux cleaned = 0.00102137 Jy ! Component: 1250 - total flux cleaned = 0.00114173 Jy ! Component: 1300 - total flux cleaned = 0.00119231 Jy ! Component: 1350 - total flux cleaned = 0.00122579 Jy ! Component: 1400 - total flux cleaned = 0.00127585 Jy ! Component: 1450 - total flux cleaned = 0.00130895 Jy ! Component: 1500 - total flux cleaned = 0.00139074 Jy ! Component: 1550 - total flux cleaned = 0.00142325 Jy ! Component: 1600 - total flux cleaned = 0.00147137 Jy ! Component: 1650 - total flux cleaned = 0.00153514 Jy ! Component: 1700 - total flux cleaned = 0.00156658 Jy ! Component: 1750 - total flux cleaned = 0.00164497 Jy ! Component: 1800 - total flux cleaned = 0.00172252 Jy ! Component: 1850 - total flux cleaned = 0.00175334 Jy ! Component: 1900 - total flux cleaned = 0.00178373 Jy ! Component: 1950 - total flux cleaned = 0.00185938 Jy ! Component: 2000 - total flux cleaned = 0.00185934 Jy ! Component: 2050 - total flux cleaned = 0.00191908 Jy ! Component: 2100 - total flux cleaned = 0.00197823 Jy ! Component: 2150 - total flux cleaned = 0.00199302 Jy ! Component: 2200 - total flux cleaned = 0.00203666 Jy ! Component: 2250 - total flux cleaned = 0.00206577 Jy ! Component: 2300 - total flux cleaned = 0.0020801 Jy ! Component: 2350 - total flux cleaned = 0.00209429 Jy ! Component: 2400 - total flux cleaned = 0.00212247 Jy ! Component: 2450 - total flux cleaned = 0.00210835 Jy ! Component: 2500 - total flux cleaned = 0.00216403 Jy ! Component: 2550 - total flux cleaned = 0.00217778 Jy ! Component: 2600 - total flux cleaned = 0.00217781 Jy ! Component: 2650 - total flux cleaned = 0.00216426 Jy ! Component: 2700 - total flux cleaned = 0.00216403 Jy ! Component: 2750 - total flux cleaned = 0.00216393 Jy ! Component: 2800 - total flux cleaned = 0.00223071 Jy ! Component: 2850 - total flux cleaned = 0.00220414 Jy ! Component: 2900 - total flux cleaned = 0.00220416 Jy ! Component: 2950 - total flux cleaned = 0.00221731 Jy ! Component: 3000 - total flux cleaned = 0.00221723 Jy ! Component: 3050 - total flux cleaned = 0.00224316 Jy ! Component: 3100 - total flux cleaned = 0.00220447 Jy ! Component: 3150 - total flux cleaned = 0.00223008 Jy ! Component: 3200 - total flux cleaned = 0.002179 Jy ! Component: 3250 - total flux cleaned = 0.00221703 Jy ! Component: 3300 - total flux cleaned = 0.00220458 Jy ! Component: 3350 - total flux cleaned = 0.00219212 Jy ! Component: 3400 - total flux cleaned = 0.00215484 Jy ! Component: 3450 - total flux cleaned = 0.00213014 Jy ! Component: 3500 - total flux cleaned = 0.00214251 Jy ! Component: 3550 - total flux cleaned = 0.00216704 Jy ! Component: 3600 - total flux cleaned = 0.00214277 Jy ! Component: 3650 - total flux cleaned = 0.00215495 Jy ! Component: 3700 - total flux cleaned = 0.00213092 Jy ! Component: 3750 - total flux cleaned = 0.00215484 Jy ! Component: 3800 - total flux cleaned = 0.00219044 Jy ! Component: 3850 - total flux cleaned = 0.00214312 Jy ! Component: 3900 - total flux cleaned = 0.00219018 Jy ! Component: 3950 - total flux cleaned = 0.00217841 Jy ! Component: 4000 - total flux cleaned = 0.00215508 Jy ! Component: 4050 - total flux cleaned = 0.00210874 Jy ! Total flux subtracted in 4096 components = 0.00207412 Jy ! Clean residual min=-0.000710 max=0.000648 Jy/beam ! Clean residual mean=-0.000001 rms=0.000194 Jy/beam ! Combined flux in latest and established models = 0.0819977 Jy keep ! Adding 327 model components to the UV plane model. ! The established model now contains 402 components and 0.0819976 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J1248+5820_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9104 x 1.098 at 5.992 degrees (North through East) ! Clean map min=-0.0010769 max=0.062786 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J1248+5820_X_map.fits wmodel /vlbi/uf001/uva//J1248+5820_X_map.mod ! Writing 402 model components to file: /vlbi/uf001/uva//J1248+5820_X_map.mod wobs /vlbi/uf001/uva//J1248+5820_X_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J1248+5820_X_uvs.fits wwins /vlbi/uf001/uva//J1248+5820_X_map.win ! wwins: Wrote 4 windows to /vlbi/uf001/uva//J1248+5820_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0627864 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000192257 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.918625 0.918625 1.83725 3.6745 7.349 14.698 29.396 58.792 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0005 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.062 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 326.574 quit ! Quitting program ! Log file /vlbi/uf001/uva//J1248+5820_X_dfm.log closed on Mon Jan 14 02:02:32 2019