! Started logfile: /image_prod/ug002_uva//J0246-2935_X_dfm.log on Wed Mar 4 19:39:40 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//J0246-2935_X_uva.fits ! Reading UV FITS file: /image_prod/ug002_uva//J0246-2935_X_uva.fits ! AN table 1: 50 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.893333 visibilities/baseline/integration-bin. ! Found source: J0246-2935 ! ! 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 24120 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 J0246-2935_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=1.010755Jy sigma=7.820216 ! Fit after self-cal, rms=0.925812Jy sigma=7.081348 ! 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=0.6001 mas, bmaj=1.55 mas, bpa=-3.562 degrees ! Estimated noise=1.33648 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 = 0.0468392 Jy ! Component: 100 - total flux cleaned = 0.0724471 Jy ! Total flux subtracted in 100 components = 0.0724471 Jy ! Clean residual min=-0.007386 max=0.017059 Jy/beam ! Clean residual mean=0.000005 rms=0.002202 Jy/beam ! Combined flux in latest and established models = 0.0724472 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 23 components and 0.0724472 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=0.096021Jy sigma=0.655202 ! Fit after self-cal, rms=0.095015Jy sigma=0.649842 ! Inverting map ! Added new window around map position (0.8, -0.4). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0199833 Jy ! Component: 100 - total flux cleaned = 0.0336483 Jy ! Total flux subtracted in 100 components = 0.0336483 Jy ! Clean residual min=-0.005519 max=0.010464 Jy/beam ! Clean residual mean=0.000004 rms=0.001512 Jy/beam ! Combined flux in latest and established models = 0.106095 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 36 components and 0.106095 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=0.086952Jy sigma=0.554872 ! Fit after self-cal, rms=0.086461Jy sigma=0.552988 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0115146 Jy ! Component: 100 - total flux cleaned = 0.019093 Jy ! Total flux subtracted in 100 components = 0.019093 Jy ! Clean residual min=-0.004537 max=0.007706 Jy/beam ! Clean residual mean=0.000003 rms=0.001192 Jy/beam ! Combined flux in latest and established models = 0.125188 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 42 components and 0.125188 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=0.083636Jy sigma=0.516909 ! Fit after self-cal, rms=0.083363Jy sigma=0.515834 ! 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=0.7882 mas, bmaj=1.992 mas, bpa=-2.986 degrees ! Estimated noise=0.614707 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 (1.6, 1.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0146444 Jy ! Component: 100 - total flux cleaned = 0.0237985 Jy ! Component: 150 - total flux cleaned = 0.0299823 Jy ! Component: 200 - total flux cleaned = 0.0342505 Jy ! Total flux subtracted in 200 components = 0.0342505 Jy ! Clean residual min=-0.003429 max=0.008590 Jy/beam ! Clean residual mean=0.000001 rms=0.001147 Jy/beam ! Combined flux in latest and established models = 0.159439 Jy ! Performing phase self-cal ! Adding 50 model components to the UV plane model. ! The established model now contains 81 components and 0.159439 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=0.080940Jy sigma=0.484215 ! Fit after self-cal, rms=0.080623Jy sigma=0.481312 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7882 x 1.992 at -2.986 degrees (North through East) ! Clean map min=-0.0031684 max=0.071764 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.94 FD 0.99 HN 1.29 KP 0.98 ! LA 1.01 MK 1.12 NL 1.17 OV 0.88 ! PT 0.91 SC 1.02 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 1.00 HN 1.34 KP 0.95 ! LA 1.01 MK 1.10 NL 1.17 OV 0.90 ! PT 0.89 SC 1.03 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 1.01 HN 1.35 KP 0.98 ! LA 1.01 MK 1.11 NL 1.20 OV 0.89 ! PT 0.90 SC 1.00 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 0.99 HN 1.27 KP 0.98 ! LA 1.02 MK 1.17 NL 1.19 OV 0.88 ! PT 0.92 SC 0.97 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 1.00 HN 1.29 KP 0.99 ! LA 1.01 MK 1.06 NL 1.18 OV 0.90 ! PT 0.91 SC 0.91 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 0.99 HN 1.31 KP 0.98 ! LA 1.02 MK 1.02 NL 1.14 OV 0.91 ! PT 0.94 SC 0.88 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 1.00 HN 1.16 KP 0.97 ! LA 0.99 MK 1.06 NL 1.18 OV 0.93 ! PT 0.90 SC 0.89 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 0.94 FD 1.01 HN 1.05 KP 0.97 ! LA 1.03 MK 0.97 NL 1.14 OV 0.91 ! PT 0.90 SC 0.97 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 0.96 HN 1.24 KP 0.99 ! LA 0.99 MK 0.99 NL 1.13 OV 0.92 ! PT 0.93 SC 0.96 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 0.97 HN 1.22 KP 1.00 ! LA 1.00 MK 1.13 NL 1.20 OV 0.91 ! PT 0.89 SC 0.82 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 0.98 HN 1.17 KP 1.01 ! LA 1.02 MK 1.12 NL 1.13 OV 0.88 ! PT 0.92 SC 0.88 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 1.03 HN 1.19 KP 1.01 ! LA 1.02 MK 0.98 NL 1.14 OV 0.89 ! PT 0.90 SC 0.82 ! ! ! Fit before self-cal, rms=0.080623Jy sigma=0.481312 ! Fit after self-cal, rms=0.089657Jy sigma=0.472101 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.7958 mas, bmaj=1.986 mas, bpa=-1.157 degrees ! Estimated noise=0.610849 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 (3.8, -1.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0033382 Jy ! Component: 100 - total flux cleaned = 0.00444836 Jy ! Component: 150 - total flux cleaned = 0.0048072 Jy ! Component: 200 - total flux cleaned = 0.00501128 Jy ! Total flux subtracted in 200 components = 0.00501128 Jy ! Clean residual min=-0.002248 max=0.002840 Jy/beam ! Clean residual mean=0.000002 rms=0.000522 Jy/beam ! Combined flux in latest and established models = 0.16445 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 101 components and 0.16445 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=0.089493Jy sigma=0.470511 ! Fit after self-cal, rms=0.089750Jy sigma=0.470050 ! Inverting map ! Added new window around map position (8.8, 0). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00251353 Jy ! Component: 100 - total flux cleaned = 0.00399267 Jy ! Component: 150 - total flux cleaned = 0.00466038 Jy ! Component: 200 - total flux cleaned = 0.0051139 Jy ! Total flux subtracted in 200 components = 0.0051139 Jy ! Clean residual min=-0.002062 max=0.001997 Jy/beam ! Clean residual mean=0.000001 rms=0.000450 Jy/beam ! Combined flux in latest and established models = 0.169564 Jy ! Performing phase self-cal ! Adding 34 model components to the UV plane model. ! The established model now contains 121 components and 0.169564 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=0.089650Jy sigma=0.469119 ! Fit after self-cal, rms=0.089610Jy sigma=0.468979 ! 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=0.089610Jy sigma=0.468979 ! Fit after self-cal, rms=0.091694Jy sigma=0.468099 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.7883 mas, bmaj=1.961 mas, bpa=-0.6662 degrees ! Estimated noise=0.602907 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000762716 Jy ! Component: 100 - total flux cleaned = 0.00122998 Jy ! Component: 150 - total flux cleaned = 0.00152096 Jy ! Component: 200 - total flux cleaned = 0.00171128 Jy ! Total flux subtracted in 200 components = 0.00171128 Jy ! Clean residual min=-0.001553 max=0.001683 Jy/beam ! Clean residual mean=-0.000001 rms=0.000380 Jy/beam ! Combined flux in latest and established models = 0.171275 Jy selfcal ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 129 components and 0.171275 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=0.091653Jy sigma=0.467766 ! Fit after self-cal, rms=0.091697Jy sigma=0.467694 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 (14.6, -33). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00134922 Jy ! Component: 100 - total flux cleaned = 0.00157569 Jy ! Component: 150 - total flux cleaned = 0.00167608 Jy ! Component: 200 - total flux cleaned = 0.00173765 Jy ! Total flux subtracted in 200 components = 0.00173765 Jy ! Clean residual min=-0.001465 max=0.001479 Jy/beam ! Clean residual mean=-0.000001 rms=0.000367 Jy/beam ! Combined flux in latest and established models = 0.173013 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 142 components and 0.173013 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=0.091651Jy sigma=0.467385 ! Fit after self-cal, rms=0.091653Jy sigma=0.467333 ! 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=0.091653Jy sigma=0.467333 ! Fit after self-cal, rms=0.091503Jy sigma=0.467221 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.7804 mas, bmaj=1.94 mas, bpa=-0.05128 degrees ! Estimated noise=0.594584 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000456645 Jy ! Component: 100 - total flux cleaned = 0.000588427 Jy ! Component: 150 - total flux cleaned = 0.000703749 Jy ! Component: 200 - total flux cleaned = 0.000677169 Jy ! Total flux subtracted in 200 components = 0.000677169 Jy ! Clean residual min=-0.001371 max=0.001380 Jy/beam ! Clean residual mean=-0.000001 rms=0.000346 Jy/beam ! Combined flux in latest and established models = 0.17369 Jy selfcal ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 150 components and 0.17369 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=0.091475Jy sigma=0.467025 ! Fit after self-cal, rms=0.091482Jy sigma=0.466973 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 = 0.000271632 Jy ! Component: 100 - total flux cleaned = 0.000381251 Jy ! Component: 150 - total flux cleaned = 0.000405834 Jy ! Component: 200 - total flux cleaned = 0.000381249 Jy ! Total flux subtracted in 200 components = 0.000381249 Jy ! Clean residual min=-0.001352 max=0.001410 Jy/beam ! Clean residual mean=-0.000001 rms=0.000344 Jy/beam ! Combined flux in latest and established models = 0.174071 Jy ! Performing phase self-cal ! Adding 32 model components to the UV plane model. ! The established model now contains 157 components and 0.174071 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=0.091461Jy sigma=0.466848 ! Fit after self-cal, rms=0.091448Jy sigma=0.466830 ! 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=0.091448Jy sigma=0.466830 ! Fit after self-cal, rms=0.090818Jy sigma=0.466797 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.267 mas, bmaj=5.643 mas, bpa=4.059 degrees ! Estimated noise=0.761394 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000243104 Jy ! Component: 100 - total flux cleaned = -0.000245115 Jy ! Component: 150 - total flux cleaned = -0.000205397 Jy ! Component: 200 - total flux cleaned = -0.000149326 Jy ! Total flux subtracted in 200 components = -0.000149326 Jy ! Clean residual min=-0.001699 max=0.001757 Jy/beam ! Clean residual mean=-0.000003 rms=0.000498 Jy/beam ! Combined flux in latest and established models = 0.173922 Jy selfcal ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 167 components and 0.173922 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=0.090809Jy sigma=0.466771 ! Fit after self-cal, rms=0.090819Jy sigma=0.466754 flux_cutoff = imstat(rms) * dynam ! Inverting map repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -2.09721e-05 Jy ! Component: 100 - total flux cleaned = 3.29637e-05 Jy ! Component: 150 - total flux cleaned = 8.42209e-05 Jy ! Component: 200 - total flux cleaned = 0.000132806 Jy ! Total flux subtracted in 200 components = 0.000132806 Jy ! Clean residual min=-0.001712 max=0.001689 Jy/beam ! Clean residual mean=-0.000003 rms=0.000492 Jy/beam ! Combined flux in latest and established models = 0.174055 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 169 components and 0.174055 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=0.090813Jy sigma=0.466756 ! Fit after self-cal, rms=0.090815Jy sigma=0.466747 ! 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=0.7751 mas, bmaj=1.93 mas, bpa=0.3796 degrees ! Estimated noise=0.588621 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7751 x 1.93 at 0.3796 degrees (North through East) ! Clean map min=-0.0018169 max=0.068417 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=0.5915 mas, bmaj=1.513 mas, bpa=0.2383 degrees ! Estimated noise=1.25683 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0460897 Jy ! Component: 100 - total flux cleaned = 0.0739956 Jy ! Component: 150 - total flux cleaned = 0.0930176 Jy ! Component: 200 - total flux cleaned = 0.106489 Jy ! Total flux subtracted in 200 components = 0.106489 Jy ! Clean residual min=-0.004566 max=0.007630 Jy/beam ! Clean residual mean=0.000002 rms=0.001242 Jy/beam ! Combined flux in latest and established models = 0.106489 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 30 model components to the UV plane model. ! The established model now contains 30 components and 0.106489 Jy ! Inverting map and beam ! Estimated beam: bmin=0.7751 mas, bmaj=1.93 mas, bpa=0.3796 degrees ! Estimated noise=0.588621 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 = 0.0192861 Jy ! Component: 100 - total flux cleaned = 0.0311061 Jy ! Component: 150 - total flux cleaned = 0.0389389 Jy ! Component: 200 - total flux cleaned = 0.0443657 Jy ! Total flux subtracted in 200 components = 0.0443657 Jy ! Clean residual min=-0.002609 max=0.004547 Jy/beam ! Clean residual mean=-0.000001 rms=0.000748 Jy/beam ! Combined flux in latest and established models = 0.150855 Jy ! Adding 46 model components to the UV plane model. ! The established model now contains 65 components and 0.150855 Jy ! Inverting map ! Added new window around map position (-0.8, 0.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0046427 Jy ! Component: 100 - total flux cleaned = 0.00817723 Jy ! Component: 150 - total flux cleaned = 0.0110511 Jy ! Component: 200 - total flux cleaned = 0.0134169 Jy ! Total flux subtracted in 200 components = 0.0134169 Jy ! Clean residual min=-0.001917 max=0.001966 Jy/beam ! Clean residual mean=-0.000001 rms=0.000453 Jy/beam ! Combined flux in latest and established models = 0.164272 Jy ! Adding 34 model components to the UV plane model. ! The established model now contains 87 components and 0.164272 Jy ! Inverting map ! Added new window around map position (1.8, -3.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00218192 Jy ! Component: 100 - total flux cleaned = 0.0039088 Jy ! Component: 150 - total flux cleaned = 0.00537191 Jy ! Component: 200 - total flux cleaned = 0.00644054 Jy ! Total flux subtracted in 200 components = 0.00644054 Jy ! Clean residual min=-0.001590 max=0.001537 Jy/beam ! Clean residual mean=-0.000001 rms=0.000359 Jy/beam ! Combined flux in latest and established models = 0.170712 Jy ! Adding 39 model components to the UV plane model. ! The established model now contains 112 components and 0.170712 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=2.267 mas, bmaj=5.643 mas, bpa=4.059 degrees ! Estimated noise=0.761394 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00159116 Jy ! Component: 100 - total flux cleaned = 0.00253132 Jy ! Component: 150 - total flux cleaned = 0.00314886 Jy ! Component: 200 - total flux cleaned = 0.00363708 Jy ! Total flux subtracted in 200 components = 0.00363708 Jy ! Clean residual min=-0.001676 max=0.001755 Jy/beam ! Clean residual mean=-0.000003 rms=0.000495 Jy/beam ! Combined flux in latest and established models = 0.174349 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 = 0.000441953 Jy ! Component: 100 - total flux cleaned = 0.000795169 Jy ! Component: 150 - total flux cleaned = 0.00102253 Jy ! Component: 200 - total flux cleaned = 0.00113381 Jy ! Total flux subtracted in 200 components = 0.00113381 Jy ! Clean residual min=-0.001647 max=0.001745 Jy/beam ! Clean residual mean=-0.000003 rms=0.000474 Jy/beam ! Combined flux in latest and established models = 0.175483 Jy ! Adding 43 model components to the UV plane model. ! The established model now contains 148 components and 0.175483 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.7751 mas, bmaj=1.93 mas, bpa=0.3796 degrees ! Estimated noise=0.588621 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000127323 Jy ! Component: 100 - total flux cleaned = 0.00027998 Jy ! Component: 150 - total flux cleaned = 0.00033587 Jy ! Component: 200 - total flux cleaned = 0.000385795 Jy ! Total flux subtracted in 200 components = 0.000385795 Jy ! Clean residual min=-0.001230 max=0.001281 Jy/beam ! Clean residual mean=-0.000001 rms=0.000315 Jy/beam ! Combined flux in latest and established models = 0.175869 Jy selfcal ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 164 components and 0.175869 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=0.090749Jy sigma=0.466514 ! Fit after self-cal, rms=0.090666Jy sigma=0.466256 wmodel J0246-2935_X_map.mod ! Writing 164 model components to file: J0246-2935_X_map.mod wobs J0246-2935_X_uvs.fits ! Writing UV FITS file: J0246-2935_X_uvs.fits wwins J0246-2935_X_map.win ! wwins: Wrote 8 windows to J0246-2935_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 = 0.000480979 Jy ! Component: 100 - total flux cleaned = 0.000590412 Jy ! Component: 150 - total flux cleaned = 0.000673878 Jy ! Component: 200 - total flux cleaned = 0.000713903 Jy ! Component: 250 - total flux cleaned = 0.000713619 Jy ! Component: 300 - total flux cleaned = 0.00077022 Jy ! Component: 350 - total flux cleaned = 0.000770166 Jy ! Component: 400 - total flux cleaned = 0.000716888 Jy ! Component: 450 - total flux cleaned = 0.000752351 Jy ! Component: 500 - total flux cleaned = 0.000752506 Jy ! Component: 550 - total flux cleaned = 0.00078625 Jy ! Component: 600 - total flux cleaned = 0.000819229 Jy ! Component: 650 - total flux cleaned = 0.000803168 Jy ! Component: 700 - total flux cleaned = 0.00083513 Jy ! Component: 750 - total flux cleaned = 0.000866556 Jy ! Component: 800 - total flux cleaned = 0.000881931 Jy ! Component: 850 - total flux cleaned = 0.000912582 Jy ! Component: 900 - total flux cleaned = 0.000957838 Jy ! Component: 950 - total flux cleaned = 0.000987364 Jy ! Component: 1000 - total flux cleaned = 0.000973115 Jy ! Component: 1050 - total flux cleaned = 0.00100189 Jy ! Component: 1100 - total flux cleaned = 0.00101614 Jy ! Component: 1150 - total flux cleaned = 0.00103027 Jy ! Component: 1200 - total flux cleaned = 0.00101644 Jy ! Component: 1250 - total flux cleaned = 0.00107123 Jy ! Component: 1300 - total flux cleaned = 0.00108454 Jy ! Component: 1350 - total flux cleaned = 0.00111113 Jy ! Component: 1400 - total flux cleaned = 0.00112453 Jy ! Component: 1450 - total flux cleaned = 0.00116398 Jy ! Component: 1500 - total flux cleaned = 0.00121589 Jy ! Component: 1550 - total flux cleaned = 0.00126726 Jy ! Component: 1600 - total flux cleaned = 0.00127991 Jy ! Component: 1650 - total flux cleaned = 0.00131776 Jy ! Component: 1700 - total flux cleaned = 0.00134268 Jy ! Component: 1750 - total flux cleaned = 0.00139222 Jy ! Component: 1800 - total flux cleaned = 0.00141652 Jy ! Component: 1850 - total flux cleaned = 0.00145313 Jy ! Component: 1900 - total flux cleaned = 0.00147722 Jy ! Component: 1950 - total flux cleaned = 0.00152493 Jy ! Component: 2000 - total flux cleaned = 0.00159579 Jy ! Component: 2050 - total flux cleaned = 0.00161905 Jy ! Component: 2100 - total flux cleaned = 0.00165392 Jy ! Component: 2150 - total flux cleaned = 0.00166536 Jy ! Component: 2200 - total flux cleaned = 0.00171087 Jy ! Component: 2250 - total flux cleaned = 0.00174486 Jy ! Component: 2300 - total flux cleaned = 0.00180084 Jy ! Component: 2350 - total flux cleaned = 0.00177852 Jy ! Component: 2400 - total flux cleaned = 0.00178966 Jy ! Component: 2450 - total flux cleaned = 0.00185531 Jy ! Component: 2500 - total flux cleaned = 0.00186609 Jy ! Component: 2550 - total flux cleaned = 0.00188768 Jy ! Component: 2600 - total flux cleaned = 0.00189849 Jy ! Component: 2650 - total flux cleaned = 0.00196211 Jy ! Component: 2700 - total flux cleaned = 0.00192006 Jy ! Component: 2750 - total flux cleaned = 0.00198293 Jy ! Component: 2800 - total flux cleaned = 0.002014 Jy ! Component: 2850 - total flux cleaned = 0.00204491 Jy ! Component: 2900 - total flux cleaned = 0.00205522 Jy ! Component: 2950 - total flux cleaned = 0.00205529 Jy ! Component: 3000 - total flux cleaned = 0.00207552 Jy ! Component: 3050 - total flux cleaned = 0.00212566 Jy ! Component: 3100 - total flux cleaned = 0.00216558 Jy ! Component: 3150 - total flux cleaned = 0.00218529 Jy ! Component: 3200 - total flux cleaned = 0.0021951 Jy ! Component: 3250 - total flux cleaned = 0.00222444 Jy ! Component: 3300 - total flux cleaned = 0.0022439 Jy ! Component: 3350 - total flux cleaned = 0.0022633 Jy ! Component: 3400 - total flux cleaned = 0.0022825 Jy ! Component: 3450 - total flux cleaned = 0.00233975 Jy ! Component: 3500 - total flux cleaned = 0.00233027 Jy ! Component: 3550 - total flux cleaned = 0.00237737 Jy ! Component: 3600 - total flux cleaned = 0.00237741 Jy ! Component: 3650 - total flux cleaned = 0.0023867 Jy ! Component: 3700 - total flux cleaned = 0.00237755 Jy ! Component: 3750 - total flux cleaned = 0.00243278 Jy ! Component: 3800 - total flux cleaned = 0.00244201 Jy ! Component: 3850 - total flux cleaned = 0.00247843 Jy ! Component: 3900 - total flux cleaned = 0.00248756 Jy ! Component: 3950 - total flux cleaned = 0.00255951 Jy ! Component: 4000 - total flux cleaned = 0.00259529 Jy ! Component: 4050 - total flux cleaned = 0.00255969 Jy ! Total flux subtracted in 4096 components = 0.00265722 Jy ! Clean residual min=-0.000570 max=0.000539 Jy/beam ! Clean residual mean=-0.000000 rms=0.000153 Jy/beam ! Combined flux in latest and established models = 0.178526 Jy keep ! Adding 276 model components to the UV plane model. ! The established model now contains 440 components and 0.178526 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /image_prod/ug002_uva//J0246-2935_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7751 x 1.93 at 0.3796 degrees (North through East) ! Clean map min=-0.00093393 max=0.069996 Jy/beam ! Writing clean map to FITS file: /image_prod/ug002_uva//J0246-2935_X_map.fits wmodel /image_prod/ug002_uva//J0246-2935_X_map.mod ! Writing 440 model components to file: /image_prod/ug002_uva//J0246-2935_X_map.mod wobs /image_prod/ug002_uva//J0246-2935_X_uvs.fits ! Writing UV FITS file: /image_prod/ug002_uva//J0246-2935_X_uvs.fits wwins /image_prod/ug002_uva//J0246-2935_X_map.win ! wwins: Wrote 9 windows to /image_prod/ug002_uva//J0246-2935_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.069996 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000151718 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.650256 0.650256 1.30051 2.60102 5.20204 10.4041 20.8082 41.6164 83.2327 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0004 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.069 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 461.357 quit ! Quitting program ! Log file /image_prod/ug002_uva//J0246-2935_X_dfm.log closed on Wed Mar 4 19:39:45 2020