! Started logfile: /image_prod/ug002_uva//J2315-1800_X_dfm.log on Thu Mar 5 06:09:09 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//J2315-1800_X_uva.fits ! Reading UV FITS file: /image_prod/ug002_uva//J2315-1800_X_uva.fits ! AN table 1: 50 integrations on 36 of 36 possible baselines. ! Apparent sampling: 0.888333 visibilities/baseline/integration-bin. ! Found source: J2315-1800 ! ! 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 19188 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 J2315-1800_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 25 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 25 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 25 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 25 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 25 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 25 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 25 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 25 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 25 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 25 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 25 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 25 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.002355Jy sigma=8.251483 ! Fit after self-cal, rms=0.946905Jy sigma=7.797533 ! 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=0.7225 mas, bmaj=3.16 mas, bpa=-20.55 degrees ! Estimated noise=1.34803 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 = 0.0411975 Jy ! Component: 100 - total flux cleaned = 0.0506976 Jy ! Total flux subtracted in 100 components = 0.0506976 Jy ! Clean residual min=-0.003205 max=0.003902 Jy/beam ! Clean residual mean=-0.000001 rms=0.000932 Jy/beam ! Combined flux in latest and established models = 0.0506975 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 8 components and 0.0506975 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=0.070922Jy sigma=0.508382 ! Fit after self-cal, rms=0.070292Jy sigma=0.502555 ! 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=0.9468 mas, bmaj=3.629 mas, bpa=-18.89 degrees ! Estimated noise=0.63458 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 = 0.0063554 Jy ! Component: 100 - total flux cleaned = 0.00939599 Jy ! Component: 150 - total flux cleaned = 0.011166 Jy ! Component: 200 - total flux cleaned = 0.0122389 Jy ! Total flux subtracted in 200 components = 0.0122389 Jy ! Clean residual min=-0.002359 max=0.003193 Jy/beam ! Clean residual mean=0.000001 rms=0.000736 Jy/beam ! Combined flux in latest and established models = 0.0629364 Jy ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 32 components and 0.0629364 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=0.069759Jy sigma=0.497395 ! Fit after self-cal, rms=0.069795Jy sigma=0.497207 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9468 x 3.629 at -18.89 degrees (North through East) ! Clean map min=-0.0023427 max=0.054123 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 1.09 HN 1.06 KP 1.10 ! LA 0.93 MK 1.06 NL 1.10 OV 0.98 ! PT 0.84 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 1.09 HN 1.04 KP 1.08 ! LA 0.96 MK 1.07 NL 1.12 OV 0.91 ! PT 0.90 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 1.02 HN 1.06 KP 1.17 ! LA 0.94 MK 1.02 NL 1.10 OV 0.95 ! PT 0.90 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.92 FD 1.01 HN 0.99 KP 1.18 ! LA 0.92 MK 1.10 NL 1.10 OV 0.93 ! PT 0.88 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 1.01 HN 1.10 KP 1.25 ! LA 0.95 MK 0.99 NL 1.10 OV 0.98 ! PT 0.89 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 0.99 HN 0.93 KP 1.11 ! LA 0.96 MK 1.02 NL 1.17 OV 0.99 ! PT 0.80 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 1.02 HN 0.83 KP 1.18 ! LA 0.94 MK 0.97 NL 1.09 OV 0.94 ! PT 0.89 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 0.92 FD 0.97 HN 0.85 KP 1.13 ! LA 1.06 MK 1.02 NL 1.21 OV 0.99 ! PT 0.88 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 0.92 FD 1.01 HN 0.86 KP 1.24 ! LA 0.96 MK 1.05 NL 1.18 OV 0.94 ! PT 0.88 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 0.94 HN 0.91 KP 1.11 ! LA 0.97 MK 1.05 NL 1.15 OV 0.95 ! PT 0.88 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 1.01 HN 0.95 KP 1.16 ! LA 0.91 MK 1.05 NL 1.15 OV 0.94 ! PT 0.85 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 0.91 HN 0.89 KP 1.18 ! LA 0.98 MK 1.05 NL 1.18 OV 0.97 ! PT 0.80 ! ! ! Fit before self-cal, rms=0.069795Jy sigma=0.497207 ! Fit after self-cal, rms=0.067518Jy sigma=0.493540 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.9564 mas, bmaj=3.612 mas, bpa=-18.58 degrees ! Estimated noise=0.633473 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 = 0.00017937 Jy ! Component: 100 - total flux cleaned = 0.000154553 Jy ! Component: 150 - total flux cleaned = 0.000129856 Jy ! Component: 200 - total flux cleaned = 8.84853e-05 Jy ! Total flux subtracted in 200 components = 8.84853e-05 Jy ! Clean residual min=-0.001804 max=0.002117 Jy/beam ! Clean residual mean=0.000003 rms=0.000484 Jy/beam ! Combined flux in latest and established models = 0.0630249 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 45 components and 0.0630249 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=0.067499Jy sigma=0.493355 ! Fit after self-cal, rms=0.067549Jy sigma=0.493034 ! 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=0.067549Jy sigma=0.493034 ! Fit after self-cal, rms=0.067530Jy sigma=0.492079 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9554 mas, bmaj=3.602 mas, bpa=-18.52 degrees ! Estimated noise=0.632565 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -7.15569e-05 Jy ! Component: 100 - total flux cleaned = -9.39003e-05 Jy ! Component: 150 - total flux cleaned = -0.000132746 Jy ! Component: 200 - total flux cleaned = -0.000150122 Jy ! Total flux subtracted in 200 components = -0.000150122 Jy ! Clean residual min=-0.001764 max=0.002055 Jy/beam ! Clean residual mean=0.000003 rms=0.000462 Jy/beam ! Combined flux in latest and established models = 0.0628748 Jy selfcal ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 51 components and 0.0628748 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=0.067519Jy sigma=0.491947 ! Fit after self-cal, rms=0.067550Jy sigma=0.491843 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 (31.4, 48.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00176441 Jy ! Component: 100 - total flux cleaned = 0.00243856 Jy ! Component: 150 - total flux cleaned = 0.0024663 Jy ! Component: 200 - total flux cleaned = 0.00253045 Jy ! Total flux subtracted in 200 components = 0.00253045 Jy ! Clean residual min=-0.001754 max=0.001615 Jy/beam ! Clean residual mean=0.000002 rms=0.000423 Jy/beam ! Combined flux in latest and established models = 0.0654052 Jy ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 78 components and 0.0654053 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=0.067503Jy sigma=0.491398 ! Fit after self-cal, rms=0.067477Jy sigma=0.491273 ! 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=0.067477Jy sigma=0.491273 ! Fit after self-cal, rms=0.067175Jy sigma=0.491194 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9562 mas, bmaj=3.602 mas, bpa=-18.44 degrees ! Estimated noise=0.628888 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000377121 Jy ! Component: 100 - total flux cleaned = 0.000374995 Jy ! Component: 150 - total flux cleaned = 0.000355498 Jy ! Component: 200 - total flux cleaned = 0.0003195 Jy ! Total flux subtracted in 200 components = 0.0003195 Jy ! Clean residual min=-0.001665 max=0.001539 Jy/beam ! Clean residual mean=0.000002 rms=0.000404 Jy/beam ! Combined flux in latest and established models = 0.0657248 Jy selfcal ! Performing phase self-cal ! Adding 34 model components to the UV plane model. ! The established model now contains 89 components and 0.0657248 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=0.067157Jy sigma=0.491053 ! Fit after self-cal, rms=0.067166Jy sigma=0.491032 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 = 4.29885e-05 Jy ! Component: 100 - total flux cleaned = 6.12931e-05 Jy ! Component: 150 - total flux cleaned = 2.8503e-05 Jy ! Component: 200 - total flux cleaned = 2.81521e-05 Jy ! Total flux subtracted in 200 components = 2.81521e-05 Jy ! Clean residual min=-0.001679 max=0.001526 Jy/beam ! Clean residual mean=0.000002 rms=0.000403 Jy/beam ! Combined flux in latest and established models = 0.0657529 Jy ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 97 components and 0.0657529 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=0.067157Jy sigma=0.490966 ! Fit after self-cal, rms=0.067156Jy sigma=0.490960 ! 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=0.067156Jy sigma=0.490960 ! Fit after self-cal, rms=0.067005Jy sigma=0.490935 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.251 mas, bmaj=5.096 mas, bpa=-4.046 degrees ! Estimated noise=0.730656 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000103262 Jy ! Component: 100 - total flux cleaned = -0.000142525 Jy ! Component: 150 - total flux cleaned = -0.000159167 Jy ! Component: 200 - total flux cleaned = -0.000159257 Jy ! Total flux subtracted in 200 components = -0.000159257 Jy ! Clean residual min=-0.002051 max=0.001768 Jy/beam ! Clean residual mean=0.000003 rms=0.000558 Jy/beam ! Combined flux in latest and established models = 0.0655936 Jy selfcal ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 112 components and 0.0655936 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=0.067003Jy sigma=0.490904 ! Fit after self-cal, rms=0.067010Jy sigma=0.490896 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 = -6.45351e-05 Jy ! Component: 100 - total flux cleaned = -5.1836e-05 Jy ! Component: 150 - total flux cleaned = -6.27497e-05 Jy ! Component: 200 - total flux cleaned = -8.32807e-05 Jy ! Total flux subtracted in 200 components = -8.32807e-05 Jy ! Clean residual min=-0.002033 max=0.001756 Jy/beam ! Clean residual mean=0.000003 rms=0.000556 Jy/beam ! Combined flux in latest and established models = 0.0655103 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 121 components and 0.0655103 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=0.067009Jy sigma=0.490893 ! Fit after self-cal, rms=0.067011Jy sigma=0.490889 ! 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=0.9569 mas, bmaj=3.602 mas, bpa=-18.41 degrees ! Estimated noise=0.627113 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9569 x 3.602 at -18.41 degrees (North through East) ! Clean map min=-0.001546 max=0.054623 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=0.7255 mas, bmaj=3.107 mas, bpa=-20.3 degrees ! Estimated noise=1.35198 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0417947 Jy ! Component: 100 - total flux cleaned = 0.0514768 Jy ! Component: 150 - total flux cleaned = 0.0556532 Jy ! Component: 200 - total flux cleaned = 0.0577217 Jy ! Total flux subtracted in 200 components = 0.0577217 Jy ! Clean residual min=-0.002867 max=0.002795 Jy/beam ! Clean residual mean=-0.000000 rms=0.000768 Jy/beam ! Combined flux in latest and established models = 0.0577217 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 19 model components to the UV plane model. ! The established model now contains 19 components and 0.0577217 Jy ! Inverting map and beam ! Estimated beam: bmin=0.9569 mas, bmaj=3.602 mas, bpa=-18.41 degrees ! Estimated noise=0.627113 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 = 0.00274875 Jy ! Component: 100 - total flux cleaned = 0.00451868 Jy ! Component: 150 - total flux cleaned = 0.00540661 Jy ! Component: 200 - total flux cleaned = 0.00586139 Jy ! Total flux subtracted in 200 components = 0.00586139 Jy ! Clean residual min=-0.001746 max=0.001733 Jy/beam ! Clean residual mean=0.000002 rms=0.000423 Jy/beam ! Combined flux in latest and established models = 0.0635831 Jy ! Adding 38 model components to the UV plane model. ! The established model now contains 53 components and 0.0635831 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=2.251 mas, bmaj=5.096 mas, bpa=-4.046 degrees ! Estimated noise=0.730656 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00111187 Jy ! Component: 100 - total flux cleaned = 0.00140903 Jy ! Component: 150 - total flux cleaned = 0.00154693 Jy ! Component: 200 - total flux cleaned = 0.00164412 Jy ! Total flux subtracted in 200 components = 0.00164412 Jy ! Clean residual min=-0.002030 max=0.001757 Jy/beam ! Clean residual mean=0.000004 rms=0.000562 Jy/beam ! Combined flux in latest and established models = 0.0652272 Jy flux_cutoff = imstat(rms) * dynam repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam keep new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 6.79806e-05 Jy ! Component: 100 - total flux cleaned = 0.000112327 Jy ! Component: 150 - total flux cleaned = 0.000164269 Jy ! Component: 200 - total flux cleaned = 0.000187306 Jy ! Total flux subtracted in 200 components = 0.000187306 Jy ! Clean residual min=-0.002028 max=0.001752 Jy/beam ! Clean residual mean=0.000004 rms=0.000556 Jy/beam ! Combined flux in latest and established models = 0.0654145 Jy ! Adding 47 model components to the UV plane model. ! The established model now contains 91 components and 0.0654145 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.9569 mas, bmaj=3.602 mas, bpa=-18.41 degrees ! Estimated noise=0.627113 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -2.42584e-05 Jy ! Component: 100 - total flux cleaned = 4.43314e-05 Jy ! Component: 150 - total flux cleaned = 2.27032e-05 Jy ! Component: 200 - total flux cleaned = 3.22282e-06 Jy ! Total flux subtracted in 200 components = 3.22282e-06 Jy ! Clean residual min=-0.001652 max=0.001574 Jy/beam ! Clean residual mean=0.000002 rms=0.000394 Jy/beam ! Combined flux in latest and established models = 0.0654177 Jy selfcal ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 111 components and 0.0654177 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=0.067023Jy sigma=0.490933 ! Fit after self-cal, rms=0.067023Jy sigma=0.490918 wmodel J2315-1800_X_map.mod ! Writing 111 model components to file: J2315-1800_X_map.mod wobs J2315-1800_X_uvs.fits ! Writing UV FITS file: J2315-1800_X_uvs.fits wwins J2315-1800_X_map.win ! wwins: Wrote 2 windows to J2315-1800_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 = -0.000246841 Jy ! Component: 100 - total flux cleaned = -0.000491697 Jy ! Component: 150 - total flux cleaned = -0.000620027 Jy ! Component: 200 - total flux cleaned = -0.000571536 Jy ! Component: 250 - total flux cleaned = -0.00050317 Jy ! Component: 300 - total flux cleaned = -0.000437462 Jy ! Component: 350 - total flux cleaned = -0.000374462 Jy ! Component: 400 - total flux cleaned = -0.000354025 Jy ! Component: 450 - total flux cleaned = -0.000334217 Jy ! Component: 500 - total flux cleaned = -0.000447886 Jy ! Component: 550 - total flux cleaned = -0.000502838 Jy ! Component: 600 - total flux cleaned = -0.000574432 Jy ! Component: 650 - total flux cleaned = -0.000626775 Jy ! Component: 700 - total flux cleaned = -0.000677256 Jy ! Component: 750 - total flux cleaned = -0.000660474 Jy ! Component: 800 - total flux cleaned = -0.000693089 Jy ! Component: 850 - total flux cleaned = -0.000724685 Jy ! Component: 900 - total flux cleaned = -0.000724825 Jy ! Component: 950 - total flux cleaned = -0.000755289 Jy ! Component: 1000 - total flux cleaned = -0.000814876 Jy ! Component: 1050 - total flux cleaned = -0.000800113 Jy ! Component: 1100 - total flux cleaned = -0.000814456 Jy ! Component: 1150 - total flux cleaned = -0.000828475 Jy ! Component: 1200 - total flux cleaned = -0.000884052 Jy ! Component: 1250 - total flux cleaned = -0.000815863 Jy ! Component: 1300 - total flux cleaned = -0.000856491 Jy ! Component: 1350 - total flux cleaned = -0.000843278 Jy ! Component: 1400 - total flux cleaned = -0.000869612 Jy ! Component: 1450 - total flux cleaned = -0.000856756 Jy ! Component: 1500 - total flux cleaned = -0.00085673 Jy ! Component: 1550 - total flux cleaned = -0.000856911 Jy ! Component: 1600 - total flux cleaned = -0.000832214 Jy ! Component: 1650 - total flux cleaned = -0.00080813 Jy ! Component: 1700 - total flux cleaned = -0.000796288 Jy ! Component: 1750 - total flux cleaned = -0.000820163 Jy ! Component: 1800 - total flux cleaned = -0.000796934 Jy ! Component: 1850 - total flux cleaned = -0.000797056 Jy ! Component: 1900 - total flux cleaned = -0.000808395 Jy ! Component: 1950 - total flux cleaned = -0.000797057 Jy ! Component: 2000 - total flux cleaned = -0.00075248 Jy ! Component: 2050 - total flux cleaned = -0.000741405 Jy ! Component: 2100 - total flux cleaned = -0.000676239 Jy ! Component: 2150 - total flux cleaned = -0.000676394 Jy ! Component: 2200 - total flux cleaned = -0.000687076 Jy ! Component: 2250 - total flux cleaned = -0.000665952 Jy ! Component: 2300 - total flux cleaned = -0.000645176 Jy ! Component: 2350 - total flux cleaned = -0.000645231 Jy ! Component: 2400 - total flux cleaned = -0.000635283 Jy ! Component: 2450 - total flux cleaned = -0.000675851 Jy ! Component: 2500 - total flux cleaned = -0.000695781 Jy ! Component: 2550 - total flux cleaned = -0.000695683 Jy ! Component: 2600 - total flux cleaned = -0.000695708 Jy ! Component: 2650 - total flux cleaned = -0.000666598 Jy ! Component: 2700 - total flux cleaned = -0.000666681 Jy ! Component: 2750 - total flux cleaned = -0.000676308 Jy ! Component: 2800 - total flux cleaned = -0.00067639 Jy ! Component: 2850 - total flux cleaned = -0.000667029 Jy ! Component: 2900 - total flux cleaned = -0.000676291 Jy ! Component: 2950 - total flux cleaned = -0.000685467 Jy ! Component: 3000 - total flux cleaned = -0.000685572 Jy ! Component: 3050 - total flux cleaned = -0.000748987 Jy ! Component: 3100 - total flux cleaned = -0.00073106 Jy ! Component: 3150 - total flux cleaned = -0.000748873 Jy ! Component: 3200 - total flux cleaned = -0.000740066 Jy ! Component: 3250 - total flux cleaned = -0.000740119 Jy ! Component: 3300 - total flux cleaned = -0.000766302 Jy ! Component: 3350 - total flux cleaned = -0.000749011 Jy ! Component: 3400 - total flux cleaned = -0.000766199 Jy ! Component: 3450 - total flux cleaned = -0.000791819 Jy ! Component: 3500 - total flux cleaned = -0.000800361 Jy ! Component: 3550 - total flux cleaned = -0.000808842 Jy ! Component: 3600 - total flux cleaned = -0.000858982 Jy ! Component: 3650 - total flux cleaned = -0.000875601 Jy ! Component: 3700 - total flux cleaned = -0.000867321 Jy ! Component: 3750 - total flux cleaned = -0.000900196 Jy ! Component: 3800 - total flux cleaned = -0.000892003 Jy ! Component: 3850 - total flux cleaned = -0.000892028 Jy ! Component: 3900 - total flux cleaned = -0.000924226 Jy ! Component: 3950 - total flux cleaned = -0.000940181 Jy ! Component: 4000 - total flux cleaned = -0.000948205 Jy ! Component: 4050 - total flux cleaned = -0.000971935 Jy ! Total flux subtracted in 4096 components = -0.000979781 Jy ! Clean residual min=-0.000423 max=0.000442 Jy/beam ! Clean residual mean=0.000001 rms=0.000141 Jy/beam ! Combined flux in latest and established models = 0.0644379 Jy keep ! Adding 284 model components to the UV plane model. ! The established model now contains 395 components and 0.0644379 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /image_prod/ug002_uva//J2315-1800_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9569 x 3.602 at -18.41 degrees (North through East) ! Clean map min=-0.0014835 max=0.0549 Jy/beam ! Writing clean map to FITS file: /image_prod/ug002_uva//J2315-1800_X_map.fits wmodel /image_prod/ug002_uva//J2315-1800_X_map.mod ! Writing 395 model components to file: /image_prod/ug002_uva//J2315-1800_X_map.mod wobs /image_prod/ug002_uva//J2315-1800_X_uvs.fits ! Writing UV FITS file: /image_prod/ug002_uva//J2315-1800_X_uvs.fits wwins /image_prod/ug002_uva//J2315-1800_X_map.win ! wwins: Wrote 3 windows to /image_prod/ug002_uva//J2315-1800_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0548997 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000138927 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.75917 0.75917 1.51834 3.03668 6.07336 12.1467 24.2934 48.5869 97.1737 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0004 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.054 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 395.168 quit ! Quitting program ! Log file /image_prod/ug002_uva//J2315-1800_X_dfm.log closed on Thu Mar 5 06:09:14 2020