! Started logfile: /image_prod/ug002_uva//J2337-1752_X_dfm.log on Thu Mar 5 06:20:46 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//J2337-1752_X_uva.fits ! Reading UV FITS file: /image_prod/ug002_uva//J2337-1752_X_uva.fits ! AN table 1: 50 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.877778 visibilities/baseline/integration-bin. ! Found source: J2337-1752 ! ! There are 12 IFs, and a total of 12 channels: ! ! IF Channel Frequency Freq offset Number of Overall IF ! origin at origin per channel channels bandwidth ! ------------------------------------------------------------- (Hz) ! 01 1 8.428e+09 3.2e+07 1 3.2e+07 ! 02 2 8.46e+09 3.2e+07 1 3.2e+07 ! 03 3 8.492e+09 3.2e+07 1 3.2e+07 ! 04 4 8.524e+09 3.2e+07 1 3.2e+07 ! 05 5 8.588e+09 3.2e+07 1 3.2e+07 ! 06 6 8.62e+09 3.2e+07 1 3.2e+07 ! 07 7 8.684e+09 3.2e+07 1 3.2e+07 ! 08 8 8.716e+09 3.2e+07 1 3.2e+07 ! 09 9 8.78e+09 3.2e+07 1 3.2e+07 ! 10 10 8.812e+09 3.2e+07 1 3.2e+07 ! 11 11 8.844e+09 3.2e+07 1 3.2e+07 ! 12 12 8.876e+09 3.2e+07 1 3.2e+07 ! ! Polarization(s): RR ! ! Read 134 lines of history. ! ! Reading 23700 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 J2337-1752_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 32 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 32 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 32 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 32 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 32 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 32 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 32 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 32 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 32 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 32 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 32 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 32 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.067542Jy sigma=8.020359 ! Fit after self-cal, rms=0.643141Jy sigma=4.799681 ! 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=0.7422 mas, bmaj=1.581 mas, bpa=3.074 degrees ! Estimated noise=1.36298 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 = 0.261972 Jy ! Component: 100 - total flux cleaned = 0.330518 Jy ! Total flux subtracted in 100 components = 0.330518 Jy ! Clean residual min=-0.016087 max=0.042766 Jy/beam ! Clean residual mean=0.000004 rms=0.004080 Jy/beam ! Combined flux in latest and established models = 0.330518 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 11 components and 0.330518 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=0.108147Jy sigma=0.797071 ! Fit after self-cal, rms=0.108004Jy sigma=0.796220 ! Inverting map ! Added new window around map position (-0.4, -2.4). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0415644 Jy ! Component: 100 - total flux cleaned = 0.0641488 Jy ! Total flux subtracted in 100 components = 0.0641488 Jy ! Clean residual min=-0.011562 max=0.013779 Jy/beam ! Clean residual mean=0.000002 rms=0.002596 Jy/beam ! Combined flux in latest and established models = 0.394666 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 22 components and 0.394666 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=0.082817Jy sigma=0.594388 ! Fit after self-cal, rms=0.081807Jy sigma=0.586966 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0168306 Jy ! Component: 100 - total flux cleaned = 0.0276016 Jy ! Total flux subtracted in 100 components = 0.0276016 Jy ! Clean residual min=-0.009355 max=0.010259 Jy/beam ! Clean residual mean=0.000001 rms=0.002072 Jy/beam ! Combined flux in latest and established models = 0.422268 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 37 components and 0.422268 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=0.075403Jy sigma=0.534608 ! Fit after self-cal, rms=0.075145Jy sigma=0.532690 ! 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=0.9735 mas, bmaj=2.098 mas, bpa=4.492 degrees ! Estimated noise=0.624857 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 = 0.0168764 Jy ! Component: 100 - total flux cleaned = 0.0271044 Jy ! Component: 150 - total flux cleaned = 0.0339705 Jy ! Component: 200 - total flux cleaned = 0.0386308 Jy ! Total flux subtracted in 200 components = 0.0386308 Jy ! Clean residual min=-0.010354 max=0.009871 Jy/beam ! Clean residual mean=-0.000001 rms=0.002222 Jy/beam ! Combined flux in latest and established models = 0.460899 Jy ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 56 components and 0.460899 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=0.070993Jy sigma=0.498793 ! Fit after self-cal, rms=0.070764Jy sigma=0.496991 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9735 x 2.098 at 4.492 degrees (North through East) ! Clean map min=-0.010733 max=0.34035 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 1.02 HN 1.01 KP 1.05 ! LA 1.02 MK 1.02 NL 1.09 OV 1.01 ! PT 0.88 SC 1.01 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 1.02 HN 1.02 KP 1.04 ! LA 1.00 MK 1.01 NL 1.09 OV 1.01 ! PT 0.86 SC 1.02 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 1.00 HN 1.00 KP 1.06 ! LA 1.01 MK 0.96 NL 1.08 OV 1.01 ! PT 0.87 SC 1.02 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 1.00 HN 0.99 KP 1.06 ! LA 1.00 MK 0.97 NL 1.07 OV 1.00 ! PT 0.88 SC 1.03 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 1.02 HN 1.00 KP 1.06 ! LA 1.00 MK 0.99 NL 1.08 OV 1.00 ! PT 0.87 SC 1.01 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 1.01 HN 1.00 KP 1.06 ! LA 0.99 MK 0.99 NL 1.08 OV 1.01 ! PT 0.86 SC 1.00 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 1.01 HN 1.00 KP 1.04 ! LA 1.00 MK 0.96 NL 1.07 OV 1.01 ! PT 0.88 SC 1.03 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 0.99 HN 0.99 KP 1.07 ! LA 0.99 MK 0.99 NL 1.09 OV 1.01 ! PT 0.87 SC 1.01 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 0.99 HN 0.99 KP 1.05 ! LA 1.01 MK 1.01 NL 1.10 OV 1.01 ! PT 0.86 SC 1.02 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 1.00 HN 1.00 KP 1.06 ! LA 1.00 MK 0.99 NL 1.07 OV 1.02 ! PT 0.88 SC 1.00 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 1.00 HN 0.99 KP 1.05 ! LA 0.99 MK 1.02 NL 1.08 OV 1.02 ! PT 0.88 SC 1.01 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 1.00 HN 1.01 KP 1.00 ! LA 1.01 MK 1.14 NL 1.07 OV 1.01 ! PT 0.86 SC 1.02 ! ! ! Fit before self-cal, rms=0.070764Jy sigma=0.496991 ! Fit after self-cal, rms=0.063630Jy sigma=0.445489 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.9768 mas, bmaj=2.107 mas, bpa=4.585 degrees ! Estimated noise=0.624186 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 (12.4, 10.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00322097 Jy ! Component: 100 - total flux cleaned = 0.00383198 Jy ! Component: 150 - total flux cleaned = 0.00439285 Jy ! Component: 200 - total flux cleaned = 0.00439009 Jy ! Total flux subtracted in 200 components = 0.00439009 Jy ! Clean residual min=-0.003581 max=0.004031 Jy/beam ! Clean residual mean=0.000003 rms=0.000863 Jy/beam ! Combined flux in latest and established models = 0.465289 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 70 components and 0.465289 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=0.063170Jy sigma=0.442195 ! Fit after self-cal, rms=0.063157Jy sigma=0.441989 ! 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=0.063157Jy sigma=0.441989 ! Fit after self-cal, rms=0.062513Jy sigma=0.437593 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.975 mas, bmaj=2.103 mas, bpa=4.414 degrees ! Estimated noise=0.622341 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000497987 Jy ! Component: 100 - total flux cleaned = 0.000678669 Jy ! Component: 150 - total flux cleaned = 0.000918327 Jy ! Component: 200 - total flux cleaned = 0.000960779 Jy ! Total flux subtracted in 200 components = 0.000960779 Jy ! Clean residual min=-0.003306 max=0.003656 Jy/beam ! Clean residual mean=0.000001 rms=0.000711 Jy/beam ! Combined flux in latest and established models = 0.46625 Jy selfcal ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 82 components and 0.46625 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=0.062418Jy sigma=0.436825 ! Fit after self-cal, rms=0.062412Jy sigma=0.436745 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 (-1.4, -9.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00394546 Jy ! Component: 100 - total flux cleaned = 0.00634824 Jy ! Component: 150 - total flux cleaned = 0.00736372 Jy ! Component: 200 - total flux cleaned = 0.00789942 Jy ! Total flux subtracted in 200 components = 0.00789942 Jy ! Clean residual min=-0.002890 max=0.002360 Jy/beam ! Clean residual mean=0.000001 rms=0.000595 Jy/beam ! Combined flux in latest and established models = 0.474149 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 101 components and 0.474149 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=0.062126Jy sigma=0.434527 ! Fit after self-cal, rms=0.062100Jy sigma=0.434333 ! 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=0.062100Jy sigma=0.434333 ! Fit after self-cal, rms=0.061990Jy sigma=0.434168 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9747 mas, bmaj=2.102 mas, bpa=4.417 degrees ! Estimated noise=0.621566 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0007985 Jy ! Component: 100 - total flux cleaned = 0.00132574 Jy ! Component: 150 - total flux cleaned = 0.00176657 Jy ! Component: 200 - total flux cleaned = 0.0017694 Jy ! Total flux subtracted in 200 components = 0.0017694 Jy ! Clean residual min=-0.002465 max=0.002322 Jy/beam ! Clean residual mean=0.000000 rms=0.000543 Jy/beam ! Combined flux in latest and established models = 0.475919 Jy selfcal ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 112 components and 0.475919 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=0.061913Jy sigma=0.433598 ! Fit after self-cal, rms=0.061903Jy sigma=0.433537 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 = 0.000506776 Jy ! Component: 100 - total flux cleaned = 0.000509437 Jy ! Component: 150 - total flux cleaned = 0.000577061 Jy ! Component: 200 - total flux cleaned = 0.000544693 Jy ! Total flux subtracted in 200 components = 0.000544693 Jy ! Clean residual min=-0.002392 max=0.002301 Jy/beam ! Clean residual mean=0.000000 rms=0.000528 Jy/beam ! Combined flux in latest and established models = 0.476463 Jy ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 120 components and 0.476463 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=0.061865Jy sigma=0.433253 ! Fit after self-cal, rms=0.061860Jy sigma=0.433227 ! 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=0.061860Jy sigma=0.433227 ! Fit after self-cal, rms=0.061824Jy sigma=0.433159 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.185 mas, bmaj=4.336 mas, bpa=3.764 degrees ! Estimated noise=0.755721 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00024178 Jy ! Component: 100 - total flux cleaned = -0.000247639 Jy ! Component: 150 - total flux cleaned = -0.000249219 Jy ! Component: 200 - total flux cleaned = -0.000219829 Jy ! Total flux subtracted in 200 components = -0.000219829 Jy ! Clean residual min=-0.002372 max=0.003016 Jy/beam ! Clean residual mean=0.000000 rms=0.000721 Jy/beam ! Combined flux in latest and established models = 0.476243 Jy selfcal ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 131 components and 0.476243 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=0.061798Jy sigma=0.432916 ! Fit after self-cal, rms=0.061787Jy sigma=0.432865 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 = 0.000211405 Jy ! Component: 100 - total flux cleaned = 0.000306987 Jy ! Component: 150 - total flux cleaned = 0.000333356 Jy ! Component: 200 - total flux cleaned = 0.000333449 Jy ! Total flux subtracted in 200 components = 0.000333449 Jy ! Clean residual min=-0.002379 max=0.003037 Jy/beam ! Clean residual mean=0.000000 rms=0.000710 Jy/beam ! Combined flux in latest and established models = 0.476577 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 136 components and 0.476577 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=0.061776Jy sigma=0.432751 ! Fit after self-cal, rms=0.061769Jy sigma=0.432716 ! Inverting map ! Added new window around map position (-6, -16.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00280802 Jy ! Component: 100 - total flux cleaned = 0.0040044 Jy ! Component: 150 - total flux cleaned = 0.00520367 Jy ! Component: 200 - total flux cleaned = 0.00624705 Jy ! Total flux subtracted in 200 components = 0.00624705 Jy ! Clean residual min=-0.001971 max=0.001852 Jy/beam ! Clean residual mean=-0.000000 rms=0.000525 Jy/beam ! Combined flux in latest and established models = 0.482824 Jy ! Performing phase self-cal ! Adding 43 model components to the UV plane model. ! The established model now contains 175 components and 0.482824 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=0.061648Jy sigma=0.431682 ! Fit after self-cal, rms=0.061645Jy sigma=0.431652 ! 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=0.9747 mas, bmaj=2.102 mas, bpa=4.456 degrees ! Estimated noise=0.621086 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9747 x 2.102 at 4.456 degrees (North through East) ! Clean map min=-0.0017473 max=0.33865 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=0.7415 mas, bmaj=1.582 mas, bpa=3.18 degrees ! Estimated noise=1.3646 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.26161 Jy ! Component: 100 - total flux cleaned = 0.337353 Jy ! Component: 150 - total flux cleaned = 0.37836 Jy ! Component: 200 - total flux cleaned = 0.401957 Jy ! Total flux subtracted in 200 components = 0.401957 Jy ! Clean residual min=-0.006397 max=0.012045 Jy/beam ! Clean residual mean=0.000002 rms=0.001646 Jy/beam ! Combined flux in latest and established models = 0.401957 Jy uvw 0,-1 ! Uniform weighting is not currently selected. ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. flux_cutoff = imstat(rms) * dynam ! Adding 15 model components to the UV plane model. ! The established model now contains 15 components and 0.401957 Jy ! Inverting map and beam ! Estimated beam: bmin=0.9747 mas, bmaj=2.102 mas, bpa=4.456 degrees ! Estimated noise=0.621086 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 = 0.0220502 Jy ! Component: 100 - total flux cleaned = 0.0342684 Jy ! Component: 150 - total flux cleaned = 0.0424162 Jy ! Component: 200 - total flux cleaned = 0.0482735 Jy ! Total flux subtracted in 200 components = 0.0482735 Jy ! Clean residual min=-0.003246 max=0.004926 Jy/beam ! Clean residual mean=0.000001 rms=0.000815 Jy/beam ! Combined flux in latest and established models = 0.45023 Jy ! Adding 55 model components to the UV plane model. ! The established model now contains 61 components and 0.45023 Jy ! Inverting map ! Added new window around map position (-0.4, -5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00496053 Jy ! Component: 100 - total flux cleaned = 0.00860556 Jy ! Component: 150 - total flux cleaned = 0.0114893 Jy ! Component: 200 - total flux cleaned = 0.0135346 Jy ! Total flux subtracted in 200 components = 0.0135346 Jy ! Clean residual min=-0.002595 max=0.002042 Jy/beam ! Clean residual mean=0.000001 rms=0.000534 Jy/beam ! Combined flux in latest and established models = 0.463765 Jy ! Adding 41 model components to the UV plane model. ! The established model now contains 96 components and 0.463765 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=2.185 mas, bmaj=4.336 mas, bpa=3.764 degrees ! Estimated noise=0.755721 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0033056 Jy ! Component: 100 - total flux cleaned = 0.00587775 Jy ! Component: 150 - total flux cleaned = 0.00773586 Jy ! Component: 200 - total flux cleaned = 0.00918691 Jy ! Total flux subtracted in 200 components = 0.00918691 Jy ! Clean residual min=-0.002352 max=0.001691 Jy/beam ! Clean residual mean=0.000001 rms=0.000565 Jy/beam ! Combined flux in latest and established models = 0.472952 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 = 0.00134638 Jy ! Component: 100 - total flux cleaned = 0.00260825 Jy ! Component: 150 - total flux cleaned = 0.00374236 Jy ! Component: 200 - total flux cleaned = 0.00476913 Jy ! Total flux subtracted in 200 components = 0.00476913 Jy ! Clean residual min=-0.001909 max=0.001502 Jy/beam ! Clean residual mean=0.000000 rms=0.000469 Jy/beam ! Combined flux in latest and established models = 0.477721 Jy ! Adding 99 model components to the UV plane model. ! The established model now contains 189 components and 0.477721 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.9747 mas, bmaj=2.102 mas, bpa=4.456 degrees ! Estimated noise=0.621086 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000647943 Jy ! Component: 100 - total flux cleaned = 0.00137192 Jy ! Component: 150 - total flux cleaned = 0.00211332 Jy ! Component: 200 - total flux cleaned = 0.00255211 Jy ! Total flux subtracted in 200 components = 0.00255211 Jy ! Clean residual min=-0.001646 max=0.001552 Jy/beam ! Clean residual mean=0.000000 rms=0.000349 Jy/beam ! Combined flux in latest and established models = 0.480273 Jy selfcal ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 215 components and 0.480273 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=0.061540Jy sigma=0.430744 ! Fit after self-cal, rms=0.061517Jy sigma=0.430581 wmodel J2337-1752_X_map.mod ! Writing 215 model components to file: J2337-1752_X_map.mod wobs J2337-1752_X_uvs.fits ! Writing UV FITS file: J2337-1752_X_uvs.fits wwins J2337-1752_X_map.win ! wwins: Wrote 6 windows to J2337-1752_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 = -0.000455688 Jy ! Component: 100 - total flux cleaned = -0.000635131 Jy ! Component: 150 - total flux cleaned = -0.000803255 Jy ! Component: 200 - total flux cleaned = -0.000964603 Jy ! Component: 250 - total flux cleaned = -0.00100904 Jy ! Component: 300 - total flux cleaned = -0.00113786 Jy ! Component: 350 - total flux cleaned = -0.00124093 Jy ! Component: 400 - total flux cleaned = -0.00130098 Jy ! Component: 450 - total flux cleaned = -0.00130073 Jy ! Component: 500 - total flux cleaned = -0.00130078 Jy ! Component: 550 - total flux cleaned = -0.00133796 Jy ! Component: 600 - total flux cleaned = -0.00135596 Jy ! Component: 650 - total flux cleaned = -0.00137384 Jy ! Component: 700 - total flux cleaned = -0.00142678 Jy ! Component: 750 - total flux cleaned = -0.001513 Jy ! Component: 800 - total flux cleaned = -0.00159771 Jy ! Component: 850 - total flux cleaned = -0.00168053 Jy ! Component: 900 - total flux cleaned = -0.00174579 Jy ! Component: 950 - total flux cleaned = -0.00184203 Jy ! Component: 1000 - total flux cleaned = -0.00190526 Jy ! Component: 1050 - total flux cleaned = -0.00202935 Jy ! Component: 1100 - total flux cleaned = -0.00205974 Jy ! Component: 1150 - total flux cleaned = -0.00210512 Jy ! Component: 1200 - total flux cleaned = -0.00217905 Jy ! Component: 1250 - total flux cleaned = -0.00220833 Jy ! Component: 1300 - total flux cleaned = -0.00225162 Jy ! Component: 1350 - total flux cleaned = -0.00228015 Jy ! Component: 1400 - total flux cleaned = -0.0023082 Jy ! Component: 1450 - total flux cleaned = -0.002322 Jy ! Component: 1500 - total flux cleaned = -0.00236258 Jy ! Component: 1550 - total flux cleaned = -0.00234915 Jy ! Component: 1600 - total flux cleaned = -0.00234893 Jy ! Component: 1650 - total flux cleaned = -0.0023488 Jy ! Component: 1700 - total flux cleaned = -0.00236179 Jy ! Component: 1750 - total flux cleaned = -0.00237477 Jy ! Component: 1800 - total flux cleaned = -0.00238738 Jy ! Component: 1850 - total flux cleaned = -0.0024499 Jy ! Component: 1900 - total flux cleaned = -0.00243729 Jy ! Component: 1950 - total flux cleaned = -0.0024741 Jy ! Component: 2000 - total flux cleaned = -0.00248622 Jy ! Component: 2050 - total flux cleaned = -0.00249814 Jy ! Component: 2100 - total flux cleaned = -0.00249821 Jy ! Component: 2150 - total flux cleaned = -0.00249824 Jy ! Component: 2200 - total flux cleaned = -0.00255612 Jy ! Component: 2250 - total flux cleaned = -0.00259051 Jy ! Component: 2300 - total flux cleaned = -0.00256775 Jy ! Component: 2350 - total flux cleaned = -0.00263516 Jy ! Component: 2400 - total flux cleaned = -0.00264623 Jy ! Component: 2450 - total flux cleaned = -0.00265725 Jy ! Component: 2500 - total flux cleaned = -0.00265734 Jy ! Component: 2550 - total flux cleaned = -0.00268973 Jy ! Component: 2600 - total flux cleaned = -0.00268977 Jy ! Component: 2650 - total flux cleaned = -0.0027111 Jy ! Component: 2700 - total flux cleaned = -0.00274263 Jy ! Component: 2750 - total flux cleaned = -0.00276334 Jy ! Component: 2800 - total flux cleaned = -0.0027633 Jy ! Component: 2850 - total flux cleaned = -0.00278374 Jy ! Component: 2900 - total flux cleaned = -0.00275331 Jy ! Component: 2950 - total flux cleaned = -0.00274311 Jy ! Component: 3000 - total flux cleaned = -0.00271324 Jy ! Component: 3050 - total flux cleaned = -0.00269336 Jy ! Component: 3100 - total flux cleaned = -0.00267368 Jy ! Component: 3150 - total flux cleaned = -0.00265439 Jy ! Component: 3200 - total flux cleaned = -0.00263501 Jy ! Component: 3250 - total flux cleaned = -0.00259665 Jy ! Component: 3300 - total flux cleaned = -0.00260625 Jy ! Component: 3350 - total flux cleaned = -0.00261565 Jy ! Component: 3400 - total flux cleaned = -0.00264381 Jy ! Component: 3450 - total flux cleaned = -0.00261571 Jy ! Component: 3500 - total flux cleaned = -0.00262491 Jy ! Component: 3550 - total flux cleaned = -0.00259731 Jy ! Component: 3600 - total flux cleaned = -0.00259736 Jy ! Component: 3650 - total flux cleaned = -0.00257903 Jy ! Component: 3700 - total flux cleaned = -0.00256095 Jy ! Component: 3750 - total flux cleaned = -0.00256089 Jy ! Component: 3800 - total flux cleaned = -0.002552 Jy ! Component: 3850 - total flux cleaned = -0.00256072 Jy ! Component: 3900 - total flux cleaned = -0.00256067 Jy ! Component: 3950 - total flux cleaned = -0.00250818 Jy ! Component: 4000 - total flux cleaned = -0.00248211 Jy ! Component: 4050 - total flux cleaned = -0.00250806 Jy ! Total flux subtracted in 4096 components = -0.00249084 Jy ! Clean residual min=-0.000652 max=0.000556 Jy/beam ! Clean residual mean=0.000000 rms=0.000146 Jy/beam ! Combined flux in latest and established models = 0.477782 Jy keep ! Adding 303 model components to the UV plane model. ! The established model now contains 517 components and 0.477782 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /image_prod/ug002_uva//J2337-1752_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9747 x 2.102 at 4.456 degrees (North through East) ! Clean map min=-0.0009771 max=0.34217 Jy/beam ! Writing clean map to FITS file: /image_prod/ug002_uva//J2337-1752_X_map.fits wmodel /image_prod/ug002_uva//J2337-1752_X_map.mod ! Writing 517 model components to file: /image_prod/ug002_uva//J2337-1752_X_map.mod wobs /image_prod/ug002_uva//J2337-1752_X_uvs.fits ! Writing UV FITS file: /image_prod/ug002_uva//J2337-1752_X_uvs.fits wwins /image_prod/ug002_uva//J2337-1752_X_map.win ! wwins: Wrote 7 windows to /image_prod/ug002_uva//J2337-1752_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.342174 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.00014596 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.12797 0.12797 0.25594 0.51188 1.02376 2.04752 4.09504 8.19008 16.3802 32.7603 65.5206 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0004 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.342 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 2344.3 quit ! Quitting program ! Log file /image_prod/ug002_uva//J2337-1752_X_dfm.log closed on Thu Mar 5 06:20:51 2020