! Started logfile: /image_prod/ug002_uva//J1838-1833_X_dfm.log on Thu Mar 5 03:52:15 2020 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 /image_prod/ug002_uva//J1838-1833_X_uva.fits ! Reading UV FITS file: /image_prod/ug002_uva//J1838-1833_X_uva.fits ! AN table 1: 30 integrations on 36 of 36 possible baselines. ! Apparent sampling: 0.862037 visibilities/baseline/integration-bin. ! Found source: J1838-1833 ! ! 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 11172 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 J1838-1833_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 19 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 19 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 19 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 19 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 19 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 19 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 19 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 19 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 19 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 19 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 19 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 19 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.017005Jy sigma=8.823800 ! Fit after self-cal, rms=0.852091Jy sigma=7.419383 ! 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=0.7424 mas, bmaj=3.31 mas, bpa=-22.1 degrees ! Estimated noise=1.50607 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 = 0.113001 Jy ! Component: 100 - total flux cleaned = 0.138851 Jy ! Total flux subtracted in 100 components = 0.138851 Jy ! Clean residual min=-0.005466 max=0.009683 Jy/beam ! Clean residual mean=0.000002 rms=0.001490 Jy/beam ! Combined flux in latest and established models = 0.138851 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 10 components and 0.138851 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=0.067625Jy sigma=0.535521 ! Fit after self-cal, rms=0.067620Jy sigma=0.535466 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0111448 Jy ! Component: 100 - total flux cleaned = 0.017791 Jy ! Total flux subtracted in 100 components = 0.017791 Jy ! Clean residual min=-0.004273 max=0.004411 Jy/beam ! Clean residual mean=-0.000005 rms=0.001071 Jy/beam ! Combined flux in latest and established models = 0.156642 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 13 components and 0.156642 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=0.065278Jy sigma=0.513426 ! Fit after self-cal, rms=0.065274Jy sigma=0.513339 ! 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=0.9867 mas, bmaj=3.704 mas, bpa=-20.64 degrees ! Estimated noise=0.787469 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 = 0.00538709 Jy ! Component: 100 - total flux cleaned = 0.00848239 Jy ! Component: 150 - total flux cleaned = 0.0103473 Jy ! Component: 200 - total flux cleaned = 0.0106669 Jy ! Total flux subtracted in 200 components = 0.0106669 Jy ! Clean residual min=-0.003866 max=0.003434 Jy/beam ! Clean residual mean=-0.000015 rms=0.000951 Jy/beam ! Combined flux in latest and established models = 0.167309 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 31 components and 0.167309 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=0.064806Jy sigma=0.509018 ! Fit after self-cal, rms=0.064808Jy sigma=0.508990 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9867 x 3.704 at -20.64 degrees (North through East) ! Clean map min=-0.0037355 max=0.14405 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 1.02 HN 1.04 KP 1.08 ! LA 0.99 MK 1.02 NL 1.04 OV 0.95 ! PT 0.92 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 1.03 HN 0.97 KP 1.05 ! LA 1.02 MK 1.07 NL 1.06 OV 0.93 ! PT 0.90 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 1.02 HN 1.03 KP 1.08 ! LA 1.01 MK 1.05 NL 1.00 OV 0.92 ! PT 0.92 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 0.99 HN 1.06 KP 1.06 ! LA 1.03 MK 1.04 NL 1.01 OV 0.94 ! PT 0.91 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 1.03 HN 1.00 KP 1.07 ! LA 1.00 MK 1.03 NL 1.01 OV 0.94 ! PT 1.02 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 1.06 HN 0.96 KP 1.08 ! LA 0.98 MK 1.03 NL 1.04 OV 0.92 ! PT 0.87 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 1.06 HN 0.93 KP 1.11 ! LA 0.98 MK 1.02 NL 1.09 OV 0.90 ! PT 0.91 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 1.02 HN 0.95 KP 1.07 ! LA 1.03 MK 1.00 NL 1.04 OV 0.94 ! PT 0.91 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 1.02 HN 1.01 KP 1.07 ! LA 1.01 MK 1.00 NL 1.01 OV 0.94 ! PT 0.94 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 0.93 FD 1.05 HN 0.99 KP 1.05 ! LA 0.99 MK 0.99 NL 1.04 OV 0.97 ! PT 0.91 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 1.05 HN 0.99 KP 1.09 ! LA 0.97 MK 0.97 NL 1.04 OV 0.92 ! PT 0.89 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 1.03 HN 0.96 KP 1.03 ! LA 1.06 MK 1.06 NL 0.98 OV 0.94 ! PT 0.93 ! ! ! Fit before self-cal, rms=0.064808Jy sigma=0.508990 ! Fit after self-cal, rms=0.064194Jy sigma=0.499638 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.9934 mas, bmaj=3.726 mas, bpa=-20.56 degrees ! Estimated noise=0.788471 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 = -0.00119169 Jy ! Component: 100 - total flux cleaned = -0.00148034 Jy ! Component: 150 - total flux cleaned = -0.00169981 Jy ! Component: 200 - total flux cleaned = -0.00179915 Jy ! Total flux subtracted in 200 components = -0.00179915 Jy ! Clean residual min=-0.002516 max=0.002448 Jy/beam ! Clean residual mean=-0.000001 rms=0.000581 Jy/beam ! Combined flux in latest and established models = 0.16551 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 43 components and 0.16551 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=0.064134Jy sigma=0.499270 ! Fit after self-cal, rms=0.064168Jy sigma=0.499179 ! 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=0.064168Jy sigma=0.499179 ! Fit after self-cal, rms=0.063674Jy sigma=0.495684 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9965 mas, bmaj=3.71 mas, bpa=-20.55 degrees ! Estimated noise=0.787308 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00102289 Jy ! Component: 100 - total flux cleaned = -0.00116907 Jy ! Component: 150 - total flux cleaned = -0.00114167 Jy ! Component: 200 - total flux cleaned = -0.00109627 Jy ! Total flux subtracted in 200 components = -0.00109627 Jy ! Clean residual min=-0.001635 max=0.001580 Jy/beam ! Clean residual mean=0.000001 rms=0.000396 Jy/beam ! Combined flux in latest and established models = 0.164413 Jy selfcal ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 51 components and 0.164413 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=0.063635Jy sigma=0.495367 ! Fit after self-cal, rms=0.063642Jy sigma=0.495322 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 = 2.33088e-05 Jy ! Component: 100 - total flux cleaned = 4.2923e-06 Jy ! Component: 150 - total flux cleaned = -1.21951e-05 Jy ! Component: 200 - total flux cleaned = 2.25653e-06 Jy ! Total flux subtracted in 200 components = 2.25653e-06 Jy ! Clean residual min=-0.001596 max=0.001551 Jy/beam ! Clean residual mean=0.000001 rms=0.000392 Jy/beam ! Combined flux in latest and established models = 0.164416 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 57 components and 0.164416 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=0.063631Jy sigma=0.495261 ! Fit after self-cal, rms=0.063631Jy sigma=0.495255 ! 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=0.063631Jy sigma=0.495255 ! Fit after self-cal, rms=0.063685Jy sigma=0.495150 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9971 mas, bmaj=3.707 mas, bpa=-20.54 degrees ! Estimated noise=0.788306 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000351455 Jy ! Component: 100 - total flux cleaned = -0.000375946 Jy ! Component: 150 - total flux cleaned = -0.000375348 Jy ! Component: 200 - total flux cleaned = -0.000404626 Jy ! Total flux subtracted in 200 components = -0.000404626 Jy ! Clean residual min=-0.001514 max=0.001419 Jy/beam ! Clean residual mean=0.000001 rms=0.000372 Jy/beam ! Combined flux in latest and established models = 0.164011 Jy selfcal ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 59 components and 0.164011 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=0.063669Jy sigma=0.495030 ! Fit after self-cal, rms=0.063671Jy sigma=0.495023 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 = 1.33007e-05 Jy ! Component: 100 - total flux cleaned = 1.28086e-05 Jy ! Component: 150 - total flux cleaned = 1.22933e-05 Jy ! Component: 200 - total flux cleaned = 2.2454e-05 Jy ! Total flux subtracted in 200 components = 2.2454e-05 Jy ! Clean residual min=-0.001493 max=0.001409 Jy/beam ! Clean residual mean=0.000001 rms=0.000371 Jy/beam ! Combined flux in latest and established models = 0.164033 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 63 components and 0.164033 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=0.063666Jy sigma=0.494999 ! Fit after self-cal, rms=0.063666Jy sigma=0.494996 ! 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=0.063666Jy sigma=0.494996 ! Fit after self-cal, rms=0.063723Jy sigma=0.494931 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.416 mas, bmaj=5.047 mas, bpa=-6.678 degrees ! Estimated noise=0.931899 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000183356 Jy ! Component: 100 - total flux cleaned = 0.000249039 Jy ! Component: 150 - total flux cleaned = 0.000260558 Jy ! Component: 200 - total flux cleaned = 0.000268522 Jy ! Total flux subtracted in 200 components = 0.000268522 Jy ! Clean residual min=-0.001613 max=0.001484 Jy/beam ! Clean residual mean=0.000001 rms=0.000413 Jy/beam ! Combined flux in latest and established models = 0.164302 Jy selfcal ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 68 components and 0.164302 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=0.063718Jy sigma=0.494908 ! Fit after self-cal, rms=0.063721Jy sigma=0.494901 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 = -4.3442e-05 Jy ! Component: 100 - total flux cleaned = -1.09631e-05 Jy ! Component: 150 - total flux cleaned = 8.18506e-06 Jy ! Component: 200 - total flux cleaned = 2.50402e-05 Jy ! Total flux subtracted in 200 components = 2.50402e-05 Jy ! Clean residual min=-0.001611 max=0.001494 Jy/beam ! Clean residual mean=0.000001 rms=0.000413 Jy/beam ! Combined flux in latest and established models = 0.164327 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 77 components and 0.164327 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=0.063720Jy sigma=0.494908 ! Fit after self-cal, rms=0.063721Jy sigma=0.494905 ! 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=0.9976 mas, bmaj=3.703 mas, bpa=-20.54 degrees ! Estimated noise=0.789487 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9976 x 3.703 at -20.54 degrees (North through East) ! Clean map min=-0.0013721 max=0.14595 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=0.749 mas, bmaj=3.314 mas, bpa=-22.04 degrees ! Estimated noise=1.52613 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.11443 Jy ! Component: 100 - total flux cleaned = 0.140204 Jy ! Component: 150 - total flux cleaned = 0.149795 Jy ! Component: 200 - total flux cleaned = 0.155086 Jy ! Total flux subtracted in 200 components = 0.155086 Jy ! Clean residual min=-0.003332 max=0.003276 Jy/beam ! Clean residual mean=0.000002 rms=0.000767 Jy/beam ! Combined flux in latest and established models = 0.155086 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 18 model components to the UV plane model. ! The established model now contains 18 components and 0.155086 Jy ! Inverting map and beam ! Estimated beam: bmin=0.9976 mas, bmaj=3.703 mas, bpa=-20.54 degrees ! Estimated noise=0.789487 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 = 0.00380779 Jy ! Component: 100 - total flux cleaned = 0.00570976 Jy ! Component: 150 - total flux cleaned = 0.00681562 Jy ! Component: 200 - total flux cleaned = 0.00709267 Jy ! Total flux subtracted in 200 components = 0.00709267 Jy ! Clean residual min=-0.001513 max=0.001479 Jy/beam ! Clean residual mean=0.000002 rms=0.000382 Jy/beam ! Combined flux in latest and established models = 0.162178 Jy ! Adding 17 model components to the UV plane model. ! The established model now contains 33 components and 0.162178 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=2.416 mas, bmaj=5.047 mas, bpa=-6.678 degrees ! Estimated noise=0.931899 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000937753 Jy ! Component: 100 - total flux cleaned = 0.00110284 Jy ! Component: 150 - total flux cleaned = 0.00119945 Jy ! Component: 200 - total flux cleaned = 0.00129803 Jy ! Total flux subtracted in 200 components = 0.00129803 Jy ! Clean residual min=-0.001603 max=0.001409 Jy/beam ! Clean residual mean=0.000002 rms=0.000425 Jy/beam ! Combined flux in latest and established models = 0.163476 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 = 7.62495e-05 Jy ! Component: 100 - total flux cleaned = 0.000145607 Jy ! Component: 150 - total flux cleaned = 0.000208951 Jy ! Component: 200 - total flux cleaned = 0.000248166 Jy ! Total flux subtracted in 200 components = 0.000248166 Jy ! Clean residual min=-0.001595 max=0.001426 Jy/beam ! Clean residual mean=0.000002 rms=0.000421 Jy/beam ! Combined flux in latest and established models = 0.163724 Jy ! Adding 9 model components to the UV plane model. ! The established model now contains 40 components and 0.163724 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.9976 mas, bmaj=3.703 mas, bpa=-20.54 degrees ! Estimated noise=0.789487 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000263405 Jy ! Component: 100 - total flux cleaned = -0.000284137 Jy ! Component: 150 - total flux cleaned = -0.000317076 Jy ! Component: 200 - total flux cleaned = -0.000316833 Jy ! Total flux subtracted in 200 components = -0.000316833 Jy ! Clean residual min=-0.001430 max=0.001487 Jy/beam ! Clean residual mean=0.000001 rms=0.000365 Jy/beam ! Combined flux in latest and established models = 0.163408 Jy selfcal ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 51 components and 0.163408 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=0.063731Jy sigma=0.494942 ! Fit after self-cal, rms=0.063728Jy sigma=0.494933 wmodel J1838-1833_X_map.mod ! Writing 51 model components to file: J1838-1833_X_map.mod wobs J1838-1833_X_uvs.fits ! Writing UV FITS file: J1838-1833_X_uvs.fits wwins J1838-1833_X_map.win ! wwins: Wrote 1 windows to J1838-1833_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 = 0.000221028 Jy ! Component: 100 - total flux cleaned = 0.000320309 Jy ! Component: 150 - total flux cleaned = 0.00029695 Jy ! Component: 200 - total flux cleaned = 0.000340952 Jy ! Component: 250 - total flux cleaned = 0.000383185 Jy ! Component: 300 - total flux cleaned = 0.000484859 Jy ! Component: 350 - total flux cleaned = 0.000543824 Jy ! Component: 400 - total flux cleaned = 0.000658676 Jy ! Component: 450 - total flux cleaned = 0.000751791 Jy ! Component: 500 - total flux cleaned = 0.00082478 Jy ! Component: 550 - total flux cleaned = 0.000949564 Jy ! Component: 600 - total flux cleaned = 0.000914406 Jy ! Component: 650 - total flux cleaned = 0.000897222 Jy ! Component: 700 - total flux cleaned = 0.000914063 Jy ! Component: 750 - total flux cleaned = 0.000947276 Jy ! Component: 800 - total flux cleaned = 0.00101267 Jy ! Component: 850 - total flux cleaned = 0.0010922 Jy ! Component: 900 - total flux cleaned = 0.00110762 Jy ! Component: 950 - total flux cleaned = 0.00115378 Jy ! Component: 1000 - total flux cleaned = 0.00118432 Jy ! Component: 1050 - total flux cleaned = 0.00121433 Jy ! Component: 1100 - total flux cleaned = 0.00121439 Jy ! Component: 1150 - total flux cleaned = 0.00127246 Jy ! Component: 1200 - total flux cleaned = 0.00121457 Jy ! Component: 1250 - total flux cleaned = 0.00125713 Jy ! Component: 1300 - total flux cleaned = 0.00124288 Jy ! Component: 1350 - total flux cleaned = 0.00118725 Jy ! Component: 1400 - total flux cleaned = 0.00118744 Jy ! Component: 1450 - total flux cleaned = 0.00116019 Jy ! Component: 1500 - total flux cleaned = 0.00114677 Jy ! Component: 1550 - total flux cleaned = 0.00116025 Jy ! Component: 1600 - total flux cleaned = 0.00116008 Jy ! Component: 1650 - total flux cleaned = 0.001147 Jy ! Component: 1700 - total flux cleaned = 0.00112134 Jy ! Component: 1750 - total flux cleaned = 0.0011342 Jy ! Component: 1800 - total flux cleaned = 0.00115948 Jy ! Component: 1850 - total flux cleaned = 0.00112195 Jy ! Component: 1900 - total flux cleaned = 0.00117164 Jy ! Component: 1950 - total flux cleaned = 0.00118402 Jy ! Component: 2000 - total flux cleaned = 0.00120833 Jy ! Component: 2050 - total flux cleaned = 0.00122042 Jy ! Component: 2100 - total flux cleaned = 0.00118438 Jy ! Component: 2150 - total flux cleaned = 0.00122011 Jy ! Component: 2200 - total flux cleaned = 0.00124367 Jy ! Component: 2250 - total flux cleaned = 0.00127864 Jy ! Component: 2300 - total flux cleaned = 0.00130166 Jy ! Component: 2350 - total flux cleaned = 0.00129016 Jy ! Component: 2400 - total flux cleaned = 0.00131304 Jy ! Component: 2450 - total flux cleaned = 0.00135823 Jy ! Component: 2500 - total flux cleaned = 0.00136942 Jy ! Component: 2550 - total flux cleaned = 0.00142515 Jy ! Component: 2600 - total flux cleaned = 0.00144722 Jy ! Component: 2650 - total flux cleaned = 0.00153493 Jy ! Component: 2700 - total flux cleaned = 0.0015459 Jy ! Component: 2750 - total flux cleaned = 0.00161082 Jy ! Component: 2800 - total flux cleaned = 0.00164301 Jy ! Component: 2850 - total flux cleaned = 0.0016431 Jy ! Component: 2900 - total flux cleaned = 0.00169616 Jy ! Component: 2950 - total flux cleaned = 0.00174883 Jy ! Component: 3000 - total flux cleaned = 0.0017908 Jy ! Component: 3050 - total flux cleaned = 0.00185315 Jy ! Component: 3100 - total flux cleaned = 0.00186345 Jy ! Component: 3150 - total flux cleaned = 0.00188397 Jy ! Component: 3200 - total flux cleaned = 0.00190438 Jy ! Component: 3250 - total flux cleaned = 0.00196507 Jy ! Component: 3300 - total flux cleaned = 0.00198512 Jy ! Component: 3350 - total flux cleaned = 0.00199521 Jy ! Component: 3400 - total flux cleaned = 0.00203485 Jy ! Component: 3450 - total flux cleaned = 0.00204464 Jy ! Component: 3500 - total flux cleaned = 0.00202511 Jy ! Component: 3550 - total flux cleaned = 0.00204462 Jy ! Component: 3600 - total flux cleaned = 0.00206395 Jy ! Component: 3650 - total flux cleaned = 0.00208316 Jy ! Component: 3700 - total flux cleaned = 0.00207359 Jy ! Component: 3750 - total flux cleaned = 0.00210224 Jy ! Component: 3800 - total flux cleaned = 0.00207372 Jy ! Component: 3850 - total flux cleaned = 0.00209255 Jy ! Component: 3900 - total flux cleaned = 0.00211135 Jy ! Component: 3950 - total flux cleaned = 0.00210202 Jy ! Component: 4000 - total flux cleaned = 0.00212987 Jy ! Component: 4050 - total flux cleaned = 0.00214828 Jy ! Total flux subtracted in 4096 components = 0.00212993 Jy ! Clean residual min=-0.000646 max=0.000651 Jy/beam ! Clean residual mean=0.000001 rms=0.000165 Jy/beam ! Combined flux in latest and established models = 0.165537 Jy keep ! Adding 244 model components to the UV plane model. ! The established model now contains 295 components and 0.165537 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /image_prod/ug002_uva//J1838-1833_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9976 x 3.703 at -20.54 degrees (North through East) ! Clean map min=-0.00093023 max=0.1466 Jy/beam ! Writing clean map to FITS file: /image_prod/ug002_uva//J1838-1833_X_map.fits wmodel /image_prod/ug002_uva//J1838-1833_X_map.mod ! Writing 295 model components to file: /image_prod/ug002_uva//J1838-1833_X_map.mod wobs /image_prod/ug002_uva//J1838-1833_X_uvs.fits ! Writing UV FITS file: /image_prod/ug002_uva//J1838-1833_X_uvs.fits wwins /image_prod/ug002_uva//J1838-1833_X_map.win ! wwins: Wrote 2 windows to /image_prod/ug002_uva//J1838-1833_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.1466 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000161469 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.330428 0.330428 0.660856 1.32171 2.64342 5.28685 10.5737 21.1474 42.2948 84.5896 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0004 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.146 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 907.913 quit ! Quitting program ! Log file /image_prod/ug002_uva//J1838-1833_X_dfm.log closed on Thu Mar 5 03:52:19 2020