! Started logfile: /image_prod/ug002_uva//J2303-1841_X_dfm.log on Thu Mar 5 06:04:35 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//J2303-1841_X_uva.fits ! Reading UV FITS file: /image_prod/ug002_uva//J2303-1841_X_uva.fits ! AN table 1: 40 integrations on 36 of 36 possible baselines. ! Apparent sampling: 0.975 visibilities/baseline/integration-bin. ! Found source: J2303-1841 ! ! 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 16848 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 J2303-1841_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 3 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 3 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 3 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 3 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 3 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 3 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 3 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 3 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 3 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 3 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 3 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 3 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.035300Jy sigma=8.222184 ! Fit after self-cal, rms=0.780320Jy sigma=6.189438 ! 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=0.7237 mas, bmaj=3.209 mas, bpa=-19.4 degrees ! Estimated noise=1.26644 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 = 0.158947 Jy ! Component: 100 - total flux cleaned = 0.201824 Jy ! Total flux subtracted in 100 components = 0.201824 Jy ! Clean residual min=-0.017872 max=0.042256 Jy/beam ! Clean residual mean=0.000004 rms=0.005487 Jy/beam ! Combined flux in latest and established models = 0.201824 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 9 components and 0.201824 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=0.122437Jy sigma=0.959893 ! Fit after self-cal, rms=0.122355Jy sigma=0.959119 ! Inverting map ! Added new window around map position (-11.2, 17.6). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0407679 Jy ! Component: 100 - total flux cleaned = 0.0632304 Jy ! Total flux subtracted in 100 components = 0.0632304 Jy ! Clean residual min=-0.014025 max=0.030911 Jy/beam ! Clean residual mean=0.000008 rms=0.003989 Jy/beam ! Combined flux in latest and established models = 0.265054 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 27 components and 0.265054 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=0.104529Jy sigma=0.789701 ! Fit after self-cal, rms=0.101370Jy sigma=0.762618 ! 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=0.956 mas, bmaj=3.545 mas, bpa=-17.78 degrees ! Estimated noise=0.701994 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 (-10, 18.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0340903 Jy ! Component: 100 - total flux cleaned = 0.0543538 Jy ! Component: 150 - total flux cleaned = 0.0652449 Jy ! Component: 200 - total flux cleaned = 0.0728642 Jy ! Total flux subtracted in 200 components = 0.0728642 Jy ! Clean residual min=-0.014355 max=0.021416 Jy/beam ! Clean residual mean=0.000016 rms=0.003797 Jy/beam ! Combined flux in latest and established models = 0.337919 Jy ! Performing phase self-cal ! Adding 40 model components to the UV plane model. ! The established model now contains 64 components and 0.337919 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=0.088406Jy sigma=0.638612 ! Fit after self-cal, rms=0.087158Jy sigma=0.628377 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.956 x 3.545 at -17.78 degrees (North through East) ! Clean map min=-0.013679 max=0.19773 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.92 FD 1.22 HN 1.19 KP 1.04 ! LA 1.00 MK 1.07 NL 0.98 OV 0.90 ! PT 0.89 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.90 FD 1.24 HN 1.18 KP 1.06 ! LA 1.00 MK 1.04 NL 1.00 OV 0.89 ! PT 0.89 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.92 FD 1.20 HN 1.16 KP 1.05 ! LA 0.99 MK 1.06 NL 1.02 OV 0.89 ! PT 0.88 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.92 FD 1.18 HN 1.14 KP 1.07 ! LA 1.01 MK 1.07 NL 1.02 OV 0.89 ! PT 0.88 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 0.91 FD 1.14 HN 1.18 KP 1.05 ! LA 0.98 MK 1.06 NL 1.00 OV 0.90 ! PT 0.90 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 0.92 FD 1.12 HN 1.18 KP 1.04 ! LA 1.00 MK 1.05 NL 1.04 OV 0.89 ! PT 0.88 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 0.92 FD 1.12 HN 1.16 KP 1.04 ! LA 0.98 MK 1.04 NL 1.03 OV 0.90 ! PT 0.89 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 0.91 FD 1.18 HN 1.15 KP 1.04 ! LA 1.00 MK 1.05 NL 1.02 OV 0.88 ! PT 0.88 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 0.90 FD 1.14 HN 1.05 KP 1.06 ! LA 0.99 MK 1.05 NL 1.04 OV 0.87 ! PT 0.87 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 0.92 FD 1.18 HN 1.07 KP 1.04 ! LA 1.00 MK 1.05 NL 1.04 OV 0.86 ! PT 0.89 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 0.91 FD 1.20 HN 1.09 KP 1.04 ! LA 0.97 MK 1.02 NL 1.03 OV 0.88 ! PT 0.87 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 0.90 FD 1.17 HN 1.05 KP 1.06 ! LA 1.01 MK 1.04 NL 1.01 OV 0.89 ! PT 0.86 ! ! ! Fit before self-cal, rms=0.087158Jy sigma=0.628377 ! Fit after self-cal, rms=0.086215Jy sigma=0.574752 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.9837 mas, bmaj=3.531 mas, bpa=-17.85 degrees ! Estimated noise=0.702353 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 = 0.00149815 Jy ! Component: 100 - total flux cleaned = 0.00171848 Jy ! Component: 150 - total flux cleaned = 0.00190056 Jy ! Component: 200 - total flux cleaned = 0.00224357 Jy ! Total flux subtracted in 200 components = 0.00224357 Jy ! Clean residual min=-0.010220 max=0.009543 Jy/beam ! Clean residual mean=-0.000005 rms=0.002518 Jy/beam ! Combined flux in latest and established models = 0.340162 Jy ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 90 components and 0.340162 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=0.085180Jy sigma=0.565899 ! Fit after self-cal, rms=0.085222Jy sigma=0.564687 ! 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=0.085222Jy sigma=0.564687 ! Fit after self-cal, rms=0.096706Jy sigma=0.515834 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9721 mas, bmaj=3.552 mas, bpa=-18.24 degrees ! Estimated noise=0.73951 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00248342 Jy ! Component: 100 - total flux cleaned = -0.00316597 Jy ! Component: 150 - total flux cleaned = -0.00359792 Jy ! Component: 200 - total flux cleaned = -0.00398238 Jy ! Total flux subtracted in 200 components = -0.00398238 Jy ! Clean residual min=-0.007373 max=0.007473 Jy/beam ! Clean residual mean=0.000005 rms=0.001392 Jy/beam ! Combined flux in latest and established models = 0.33618 Jy selfcal ! Performing phase self-cal ! Adding 33 model components to the UV plane model. ! The established model now contains 122 components and 0.33618 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=0.096072Jy sigma=0.511071 ! Fit after self-cal, rms=0.096239Jy sigma=0.510054 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 = -0.000451435 Jy ! Component: 100 - total flux cleaned = -0.000706136 Jy ! Component: 150 - total flux cleaned = -0.000924121 Jy ! Component: 200 - total flux cleaned = -0.00102218 Jy ! Total flux subtracted in 200 components = -0.00102218 Jy ! Clean residual min=-0.006918 max=0.007016 Jy/beam ! Clean residual mean=0.000004 rms=0.001315 Jy/beam ! Combined flux in latest and established models = 0.335158 Jy ! Performing phase self-cal ! Adding 33 model components to the UV plane model. ! The established model now contains 138 components and 0.335158 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=0.095942Jy sigma=0.507494 ! Fit after self-cal, rms=0.095909Jy sigma=0.507163 ! 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=0.095909Jy sigma=0.507163 ! Fit after self-cal, rms=0.100482Jy sigma=0.506703 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9742 mas, bmaj=3.561 mas, bpa=-18.2 degrees ! Estimated noise=0.741629 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00214666 Jy ! Component: 100 - total flux cleaned = -0.00272488 Jy ! Component: 150 - total flux cleaned = -0.00313115 Jy ! Component: 200 - total flux cleaned = -0.00322429 Jy ! Total flux subtracted in 200 components = -0.00322429 Jy ! Clean residual min=-0.006345 max=0.006776 Jy/beam ! Clean residual mean=0.000004 rms=0.001241 Jy/beam ! Combined flux in latest and established models = 0.331933 Jy selfcal ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 152 components and 0.331933 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=0.100172Jy sigma=0.504565 ! Fit after self-cal, rms=0.100180Jy sigma=0.504255 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 (-8.4, -35.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00593039 Jy ! Component: 100 - total flux cleaned = 0.00743086 Jy ! Component: 150 - total flux cleaned = 0.00823545 Jy ! Component: 200 - total flux cleaned = 0.00866802 Jy ! Total flux subtracted in 200 components = 0.00866802 Jy ! Clean residual min=-0.005391 max=0.005262 Jy/beam ! Clean residual mean=0.000005 rms=0.001036 Jy/beam ! Combined flux in latest and established models = 0.340601 Jy ! Performing phase self-cal ! Adding 43 model components to the UV plane model. ! The established model now contains 183 components and 0.340601 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=0.099776Jy sigma=0.499508 ! Fit after self-cal, rms=0.099764Jy sigma=0.499343 ! 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=0.099764Jy sigma=0.499343 ! Fit after self-cal, rms=0.102358Jy sigma=0.499021 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.28 mas, bmaj=5.07 mas, bpa=-2.659 degrees ! Estimated noise=0.864092 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000771169 Jy ! Component: 100 - total flux cleaned = -0.0008826 Jy ! Component: 150 - total flux cleaned = -0.000985728 Jy ! Component: 200 - total flux cleaned = -0.00117104 Jy ! Total flux subtracted in 200 components = -0.00117104 Jy ! Clean residual min=-0.004983 max=0.004911 Jy/beam ! Clean residual mean=0.000009 rms=0.001260 Jy/beam ! Combined flux in latest and established models = 0.33943 Jy selfcal ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 201 components and 0.33943 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=0.102225Jy sigma=0.498119 ! Fit after self-cal, rms=0.102193Jy sigma=0.497787 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 = -0.000312714 Jy ! Component: 100 - total flux cleaned = -0.000572915 Jy ! Component: 150 - total flux cleaned = -0.000649206 Jy ! Component: 200 - total flux cleaned = -0.000715726 Jy ! Total flux subtracted in 200 components = -0.000715726 Jy ! Clean residual min=-0.004711 max=0.004723 Jy/beam ! Clean residual mean=0.000008 rms=0.001200 Jy/beam ! Combined flux in latest and established models = 0.338715 Jy ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 214 components and 0.338715 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=0.102162Jy sigma=0.497448 ! Fit after self-cal, rms=0.102136Jy sigma=0.497296 ! 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=0.9769 mas, bmaj=3.568 mas, bpa=-18.18 degrees ! Estimated noise=0.742189 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9769 x 3.568 at -18.18 degrees (North through East) ! Clean map min=-0.004812 max=0.19623 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=0.7348 mas, bmaj=3.202 mas, bpa=-19.85 degrees ! Estimated noise=1.37308 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.170424 Jy ! Component: 100 - total flux cleaned = 0.221221 Jy ! Component: 150 - total flux cleaned = 0.249637 Jy ! Component: 200 - total flux cleaned = 0.268311 Jy ! Total flux subtracted in 200 components = 0.268311 Jy ! Clean residual min=-0.008083 max=0.012061 Jy/beam ! Clean residual mean=0.000004 rms=0.001989 Jy/beam ! Combined flux in latest and established models = 0.268311 Jy uvw 0,-1 ! Uniform weighting is not currently selected. ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. flux_cutoff = imstat(rms) * dynam ! Adding 28 model components to the UV plane model. ! The established model now contains 28 components and 0.268311 Jy ! Inverting map and beam ! Estimated beam: bmin=0.9769 mas, bmaj=3.568 mas, bpa=-18.18 degrees ! Estimated noise=0.742189 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 = 0.0215587 Jy ! Component: 100 - total flux cleaned = 0.0339617 Jy ! Component: 150 - total flux cleaned = 0.0424169 Jy ! Component: 200 - total flux cleaned = 0.0479905 Jy ! Total flux subtracted in 200 components = 0.0479905 Jy ! Clean residual min=-0.006479 max=0.007461 Jy/beam ! Clean residual mean=0.000008 rms=0.001315 Jy/beam ! Combined flux in latest and established models = 0.316301 Jy ! Adding 57 model components to the UV plane model. ! The established model now contains 71 components and 0.316301 Jy ! Inverting map ! Added new window around map position (1.6, 2.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00715207 Jy ! Component: 100 - total flux cleaned = 0.0102108 Jy ! Component: 150 - total flux cleaned = 0.0119123 Jy ! Component: 200 - total flux cleaned = 0.0137561 Jy ! Total flux subtracted in 200 components = 0.0137561 Jy ! Clean residual min=-0.005015 max=0.005587 Jy/beam ! Clean residual mean=0.000008 rms=0.000991 Jy/beam ! Combined flux in latest and established models = 0.330057 Jy ! Adding 43 model components to the UV plane model. ! The established model now contains 108 components and 0.330057 Jy ! Inverting map ! Added new window around map position (5.8, 10.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00487732 Jy ! Component: 100 - total flux cleaned = 0.00742577 Jy ! Component: 150 - total flux cleaned = 0.00856129 Jy ! Component: 200 - total flux cleaned = 0.00948358 Jy ! Total flux subtracted in 200 components = 0.00948358 Jy ! Clean residual min=-0.004362 max=0.003200 Jy/beam ! Clean residual mean=0.000006 rms=0.000812 Jy/beam ! Combined flux in latest and established models = 0.339541 Jy ! Adding 33 model components to the UV plane model. ! The established model now contains 130 components and 0.339541 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=2.28 mas, bmaj=5.07 mas, bpa=-2.659 degrees ! Estimated noise=0.864092 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000310871 Jy ! Component: 100 - total flux cleaned = 0.000868795 Jy ! Component: 150 - total flux cleaned = 0.00143995 Jy ! Component: 200 - total flux cleaned = 0.00173251 Jy ! Total flux subtracted in 200 components = 0.00173251 Jy ! Clean residual min=-0.004174 max=0.003390 Jy/beam ! Clean residual mean=0.000008 rms=0.000906 Jy/beam ! Combined flux in latest and established models = 0.341273 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 = 0.000200373 Jy ! Component: 100 - total flux cleaned = 0.000326452 Jy ! Component: 150 - total flux cleaned = 0.000444578 Jy ! Component: 200 - total flux cleaned = 0.00055545 Jy ! Total flux subtracted in 200 components = 0.00055545 Jy ! Clean residual min=-0.003767 max=0.003369 Jy/beam ! Clean residual mean=0.000007 rms=0.000846 Jy/beam ! Combined flux in latest and established models = 0.341829 Jy ! Adding 48 model components to the UV plane model. ! The established model now contains 175 components and 0.341829 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.9769 mas, bmaj=3.568 mas, bpa=-18.18 degrees ! Estimated noise=0.742189 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000629322 Jy ! Component: 100 - total flux cleaned = -0.000634812 Jy ! Component: 150 - total flux cleaned = -0.000497611 Jy ! Component: 200 - total flux cleaned = -0.000365278 Jy ! Total flux subtracted in 200 components = -0.000365278 Jy ! Clean residual min=-0.003971 max=0.003275 Jy/beam ! Clean residual mean=0.000004 rms=0.000701 Jy/beam ! Combined flux in latest and established models = 0.341463 Jy selfcal ! Performing phase self-cal ! Adding 37 model components to the UV plane model. ! The established model now contains 205 components and 0.341463 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=0.101646Jy sigma=0.492436 ! Fit after self-cal, rms=0.101591Jy sigma=0.491667 wmodel J2303-1841_X_map.mod ! Writing 205 model components to file: J2303-1841_X_map.mod wobs J2303-1841_X_uvs.fits ! Writing UV FITS file: J2303-1841_X_uvs.fits wwins J2303-1841_X_map.win ! wwins: Wrote 6 windows to J2303-1841_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 = -0.0016715 Jy ! Component: 100 - total flux cleaned = -0.00267874 Jy ! Component: 150 - total flux cleaned = -0.00351686 Jy ! Component: 200 - total flux cleaned = -0.00416273 Jy ! Component: 250 - total flux cleaned = -0.00473103 Jy ! Component: 300 - total flux cleaned = -0.00522983 Jy ! Component: 350 - total flux cleaned = -0.00566703 Jy ! Component: 400 - total flux cleaned = -0.00608728 Jy ! Component: 450 - total flux cleaned = -0.00656625 Jy ! Component: 500 - total flux cleaned = -0.00695887 Jy ! Component: 550 - total flux cleaned = -0.00723629 Jy ! Component: 600 - total flux cleaned = -0.00753965 Jy ! Component: 650 - total flux cleaned = -0.00767071 Jy ! Component: 700 - total flux cleaned = -0.00786296 Jy ! Component: 750 - total flux cleaned = -0.00801959 Jy ! Component: 800 - total flux cleaned = -0.00826385 Jy ! Component: 850 - total flux cleaned = -0.00838333 Jy ! Component: 900 - total flux cleaned = -0.00855874 Jy ! Component: 950 - total flux cleaned = -0.00867348 Jy ! Component: 1000 - total flux cleaned = -0.00884253 Jy ! Component: 1050 - total flux cleaned = -0.00900843 Jy ! Component: 1100 - total flux cleaned = -0.00906259 Jy ! Component: 1150 - total flux cleaned = -0.00903653 Jy ! Component: 1200 - total flux cleaned = -0.00908926 Jy ! Component: 1250 - total flux cleaned = -0.00901142 Jy ! Component: 1300 - total flux cleaned = -0.00903693 Jy ! Component: 1350 - total flux cleaned = -0.00898695 Jy ! Component: 1400 - total flux cleaned = -0.00901172 Jy ! Component: 1450 - total flux cleaned = -0.0090362 Jy ! Component: 1500 - total flux cleaned = -0.00905994 Jy ! Component: 1550 - total flux cleaned = -0.00910732 Jy ! Component: 1600 - total flux cleaned = -0.00910686 Jy ! Component: 1650 - total flux cleaned = -0.00913013 Jy ! Component: 1700 - total flux cleaned = -0.00903802 Jy ! Component: 1750 - total flux cleaned = -0.00910693 Jy ! Component: 1800 - total flux cleaned = -0.00912925 Jy ! Component: 1850 - total flux cleaned = -0.00915178 Jy ! Component: 1900 - total flux cleaned = -0.00917397 Jy ! Component: 1950 - total flux cleaned = -0.00923924 Jy ! Component: 2000 - total flux cleaned = -0.00928205 Jy ! Component: 2050 - total flux cleaned = -0.00930347 Jy ! Component: 2100 - total flux cleaned = -0.00938744 Jy ! Component: 2150 - total flux cleaned = -0.00942918 Jy ! Component: 2200 - total flux cleaned = -0.00942909 Jy ! Component: 2250 - total flux cleaned = -0.00946995 Jy ! Component: 2300 - total flux cleaned = -0.00947008 Jy ! Component: 2350 - total flux cleaned = -0.0095507 Jy ! Component: 2400 - total flux cleaned = -0.00953086 Jy ! Component: 2450 - total flux cleaned = -0.00957062 Jy ! Component: 2500 - total flux cleaned = -0.00957084 Jy ! Component: 2550 - total flux cleaned = -0.00962926 Jy ! Component: 2600 - total flux cleaned = -0.0097059 Jy ! Component: 2650 - total flux cleaned = -0.00968704 Jy ! Component: 2700 - total flux cleaned = -0.00985644 Jy ! Component: 2750 - total flux cleaned = -0.00981895 Jy ! Component: 2800 - total flux cleaned = -0.00985615 Jy ! Component: 2850 - total flux cleaned = -0.00998456 Jy ! Component: 2900 - total flux cleaned = -0.0100209 Jy ! Component: 2950 - total flux cleaned = -0.0100928 Jy ! Component: 3000 - total flux cleaned = -0.0101285 Jy ! Component: 3050 - total flux cleaned = -0.0101992 Jy ! Component: 3100 - total flux cleaned = -0.0102519 Jy ! Component: 3150 - total flux cleaned = -0.0102342 Jy ! Component: 3200 - total flux cleaned = -0.0103036 Jy ! Component: 3250 - total flux cleaned = -0.0103895 Jy ! Component: 3300 - total flux cleaned = -0.0104406 Jy ! Component: 3350 - total flux cleaned = -0.0104577 Jy ! Component: 3400 - total flux cleaned = -0.0104914 Jy ! Component: 3450 - total flux cleaned = -0.0106081 Jy ! Component: 3500 - total flux cleaned = -0.0106576 Jy ! Component: 3550 - total flux cleaned = -0.0107397 Jy ! Component: 3600 - total flux cleaned = -0.010756 Jy ! Component: 3650 - total flux cleaned = -0.0108369 Jy ! Component: 3700 - total flux cleaned = -0.010853 Jy ! Component: 3750 - total flux cleaned = -0.0108371 Jy ! Component: 3800 - total flux cleaned = -0.0108848 Jy ! Component: 3850 - total flux cleaned = -0.0109321 Jy ! Component: 3900 - total flux cleaned = -0.0109789 Jy ! Component: 3950 - total flux cleaned = -0.0109944 Jy ! Component: 4000 - total flux cleaned = -0.0110716 Jy ! Component: 4050 - total flux cleaned = -0.0111636 Jy ! Total flux subtracted in 4096 components = -0.0111179 Jy ! Clean residual min=-0.000860 max=0.000878 Jy/beam ! Clean residual mean=0.000001 rms=0.000284 Jy/beam ! Combined flux in latest and established models = 0.330345 Jy keep ! Adding 287 model components to the UV plane model. ! The established model now contains 492 components and 0.330346 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /image_prod/ug002_uva//J2303-1841_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9769 x 3.568 at -18.18 degrees (North through East) ! Clean map min=-0.0032766 max=0.19799 Jy/beam ! Writing clean map to FITS file: /image_prod/ug002_uva//J2303-1841_X_map.fits wmodel /image_prod/ug002_uva//J2303-1841_X_map.mod ! Writing 492 model components to file: /image_prod/ug002_uva//J2303-1841_X_map.mod wobs /image_prod/ug002_uva//J2303-1841_X_uvs.fits ! Writing UV FITS file: /image_prod/ug002_uva//J2303-1841_X_uvs.fits wwins /image_prod/ug002_uva//J2303-1841_X_map.win ! wwins: Wrote 7 windows to /image_prod/ug002_uva//J2303-1841_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.197994 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000282502 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.428047 0.428047 0.856094 1.71219 3.42438 6.84875 13.6975 27.395 54.79 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0008 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.197 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 700.857 quit ! Quitting program ! Log file /image_prod/ug002_uva//J2303-1841_X_dfm.log closed on Thu Mar 5 06:04:40 2020