! Started logfile: /image_prod/ug002_uva//J1857-2058_X_dfm.log on Thu Mar 5 04:00:02 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//J1857-2058_X_uva.fits ! Reading UV FITS file: /image_prod/ug002_uva//J1857-2058_X_uva.fits ! AN table 1: 60 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.81 visibilities/baseline/integration-bin. ! Found source: J1857-2058 ! ! 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 26244 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 J1857-2058_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 60 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 60 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 60 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 60 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 60 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 60 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 60 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 60 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 60 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 60 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 60 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 60 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.003593Jy sigma=8.535085 ! Fit after self-cal, rms=0.962966Jy sigma=8.185850 ! 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=0.6936 mas, bmaj=1.56 mas, bpa=0.3002 degrees ! Estimated noise=1.18639 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 = 0.0305638 Jy ! Component: 100 - total flux cleaned = 0.0376309 Jy ! Total flux subtracted in 100 components = 0.0376309 Jy ! Clean residual min=-0.004383 max=0.006519 Jy/beam ! Clean residual mean=-0.000005 rms=0.001048 Jy/beam ! Combined flux in latest and established models = 0.0376309 Jy ! Performing phase self-cal ! Adding 5 model components to the UV plane model. ! The established model now contains 5 components and 0.0376309 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=0.067970Jy sigma=0.527077 ! Fit after self-cal, rms=0.066037Jy sigma=0.510364 ! Inverting map ! Added new window around map position (2.2, 0.6). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00797409 Jy ! Component: 100 - total flux cleaned = 0.0110016 Jy ! Total flux subtracted in 100 components = 0.0110016 Jy ! Clean residual min=-0.003668 max=0.005309 Jy/beam ! Clean residual mean=-0.000004 rms=0.000954 Jy/beam ! Combined flux in latest and established models = 0.0486325 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 18 components and 0.0486325 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=0.065034Jy sigma=0.499598 ! Fit after self-cal, rms=0.064791Jy sigma=0.497476 ! 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=0.9141 mas, bmaj=2.035 mas, bpa=1.249 degrees ! Estimated noise=0.527436 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 = 0.00664104 Jy ! Component: 100 - total flux cleaned = 0.00875039 Jy ! Component: 150 - total flux cleaned = 0.00920951 Jy ! Component: 200 - total flux cleaned = 0.00958991 Jy ! Total flux subtracted in 200 components = 0.00958991 Jy ! Clean residual min=-0.003065 max=0.005417 Jy/beam ! Clean residual mean=-0.000004 rms=0.000970 Jy/beam ! Combined flux in latest and established models = 0.0582224 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 31 components and 0.0582224 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=0.064167Jy sigma=0.490562 ! Fit after self-cal, rms=0.063918Jy sigma=0.488154 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9141 x 2.035 at 1.249 degrees (North through East) ! Clean map min=-0.0029519 max=0.041341 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.87 FD 0.94 HN 0.97 KP 0.96 ! LA 0.95 MK 1.02 NL 1.23 OV 0.95 ! PT 1.78 SC 0.87 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.87 FD 0.92 HN 0.99 KP 0.97 ! LA 0.94 MK 1.01 NL 1.16 OV 0.94 ! PT 1.74 SC 0.95 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.90 FD 0.87 HN 1.05 KP 0.96 ! LA 1.02 MK 0.95 NL 1.24 OV 0.96 ! PT 1.81 SC 0.91 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.88 FD 0.88 HN 1.03 KP 1.00 ! LA 0.92 MK 1.13 NL 1.31 OV 0.89 ! PT 1.89 SC 0.89 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 0.91 FD 0.88 HN 1.07 KP 0.96 ! LA 0.94 MK 0.95 NL 1.29 OV 0.87 ! PT 1.62 SC 0.92 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 0.88 FD 0.90 HN 0.97 KP 1.06 ! LA 0.99 MK 1.08 NL 1.09 OV 0.90 ! PT 1.74 SC 0.90 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 0.80 FD 0.88 HN 0.97 KP 0.99 ! LA 0.95 MK 0.88 NL 1.32 OV 0.92 ! PT 1.96 SC 0.97 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 0.90 FD 0.90 HN 1.01 KP 1.02 ! LA 1.00 MK 0.87 NL 1.23 OV 0.90 ! PT 1.63 SC 0.88 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 0.90 FD 0.84 HN 0.99 KP 0.96 ! LA 0.92 MK 1.03 NL 1.26 OV 0.94 ! PT 1.65 SC 0.89 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 0.83 FD 0.87 HN 1.01 KP 0.99 ! LA 0.92 MK 1.18 NL 1.24 OV 0.94 ! PT 1.45 SC 0.96 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 0.87 FD 0.89 HN 0.89 KP 0.92 ! LA 0.98 MK 0.95 NL 1.21 OV 0.90 ! PT 1.87 SC 0.94 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 0.85 FD 0.86 HN 0.96 KP 1.01 ! LA 0.93 MK 0.81 NL 1.08 OV 0.90 ! PT 1.41 SC 0.81 ! ! ! Fit before self-cal, rms=0.063918Jy sigma=0.488154 ! Fit after self-cal, rms=0.065251Jy sigma=0.481711 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.8973 mas, bmaj=2.006 mas, bpa=3.115 degrees ! Estimated noise=0.510851 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 (-3.6, -2.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00496402 Jy ! Component: 100 - total flux cleaned = 0.00649421 Jy ! Component: 150 - total flux cleaned = 0.00729227 Jy ! Component: 200 - total flux cleaned = 0.0078513 Jy ! Total flux subtracted in 200 components = 0.0078513 Jy ! Clean residual min=-0.001486 max=0.001796 Jy/beam ! Clean residual mean=-0.000002 rms=0.000387 Jy/beam ! Combined flux in latest and established models = 0.0660737 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 49 components and 0.0660737 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=0.064931Jy sigma=0.476988 ! Fit after self-cal, rms=0.065119Jy sigma=0.475224 ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00196182 Jy ! Component: 100 - total flux cleaned = 0.00225542 Jy ! Component: 150 - total flux cleaned = 0.00268636 Jy ! Component: 200 - total flux cleaned = 0.00303427 Jy ! Total flux subtracted in 200 components = 0.00303427 Jy ! Clean residual min=-0.001360 max=0.001591 Jy/beam ! Clean residual mean=-0.000003 rms=0.000345 Jy/beam ! Combined flux in latest and established models = 0.069108 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 58 components and 0.069108 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=0.065031Jy sigma=0.474093 ! Fit after self-cal, rms=0.065004Jy sigma=0.473727 ! Inverting map ! Added new window around map position (-1.4, -21). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00153866 Jy ! Component: 100 - total flux cleaned = 0.00173906 Jy ! Component: 150 - total flux cleaned = 0.00190904 Jy ! Component: 200 - total flux cleaned = 0.00215013 Jy ! Total flux subtracted in 200 components = 0.00215013 Jy ! Clean residual min=-0.001252 max=0.001343 Jy/beam ! Clean residual mean=-0.000002 rms=0.000326 Jy/beam ! Combined flux in latest and established models = 0.0712581 Jy ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 77 components and 0.0712581 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=0.064946Jy sigma=0.473236 ! Fit after self-cal, rms=0.064926Jy sigma=0.473141 ! 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=0.064926Jy sigma=0.473141 ! Fit after self-cal, rms=0.068403Jy sigma=0.472379 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8988 mas, bmaj=2.013 mas, bpa=3.445 degrees ! Estimated noise=0.507205 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 4.17121e-05 Jy ! Component: 100 - total flux cleaned = 0.000237796 Jy ! Component: 150 - total flux cleaned = 0.000381081 Jy ! Component: 200 - total flux cleaned = 0.000459023 Jy ! Total flux subtracted in 200 components = 0.000459023 Jy ! Clean residual min=-0.001021 max=0.001250 Jy/beam ! Clean residual mean=-0.000001 rms=0.000265 Jy/beam ! Combined flux in latest and established models = 0.0717172 Jy selfcal ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 91 components and 0.0717171 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=0.068371Jy sigma=0.472143 ! Fit after self-cal, rms=0.068449Jy sigma=0.472031 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 (-1.8, -1.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000504428 Jy ! Component: 100 - total flux cleaned = 0.0004121 Jy ! Component: 150 - total flux cleaned = 0.000491922 Jy ! Component: 200 - total flux cleaned = 0.000540593 Jy ! Total flux subtracted in 200 components = 0.000540593 Jy ! Clean residual min=-0.000982 max=0.001162 Jy/beam ! Clean residual mean=-0.000001 rms=0.000252 Jy/beam ! Combined flux in latest and established models = 0.0722577 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 103 components and 0.0722577 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=0.068414Jy sigma=0.471782 ! Fit after self-cal, rms=0.068398Jy sigma=0.471741 ! Inverting map ! Added new window around map position (-14.6, 6.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000966292 Jy ! Component: 100 - total flux cleaned = 0.00104755 Jy ! Component: 150 - total flux cleaned = 0.00107143 Jy ! Component: 200 - total flux cleaned = 0.00107284 Jy ! Total flux subtracted in 200 components = 0.00107284 Jy ! Clean residual min=-0.000957 max=0.000971 Jy/beam ! Clean residual mean=-0.000002 rms=0.000243 Jy/beam ! Combined flux in latest and established models = 0.0733306 Jy ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 115 components and 0.0733306 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=0.068369Jy sigma=0.471546 ! Fit after self-cal, rms=0.068353Jy sigma=0.471516 ! 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=0.068353Jy sigma=0.471516 ! Fit after self-cal, rms=0.068692Jy sigma=0.471444 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8984 mas, bmaj=2.013 mas, bpa=3.661 degrees ! Estimated noise=0.504195 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000329855 Jy ! Component: 100 - total flux cleaned = 0.000307609 Jy ! Component: 150 - total flux cleaned = 0.000307753 Jy ! Component: 200 - total flux cleaned = 0.000252523 Jy ! Total flux subtracted in 200 components = 0.000252523 Jy ! Clean residual min=-0.000926 max=0.000917 Jy/beam ! Clean residual mean=-0.000002 rms=0.000230 Jy/beam ! Combined flux in latest and established models = 0.0735831 Jy selfcal ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 127 components and 0.0735831 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=0.068674Jy sigma=0.471326 ! Fit after self-cal, rms=0.068683Jy sigma=0.471303 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 = 9.91585e-05 Jy ! Component: 100 - total flux cleaned = -1.2928e-05 Jy ! Component: 150 - total flux cleaned = -1.30817e-05 Jy ! Component: 200 - total flux cleaned = -1.30503e-05 Jy ! Total flux subtracted in 200 components = -1.30503e-05 Jy ! Clean residual min=-0.000940 max=0.000926 Jy/beam ! Clean residual mean=-0.000002 rms=0.000228 Jy/beam ! Combined flux in latest and established models = 0.07357 Jy ! Performing phase self-cal ! Adding 35 model components to the UV plane model. ! The established model now contains 134 components and 0.07357 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=0.068671Jy sigma=0.471232 ! Fit after self-cal, rms=0.068665Jy sigma=0.471224 ! 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=0.068665Jy sigma=0.471224 ! Fit after self-cal, rms=0.068674Jy sigma=0.471206 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.175 mas, bmaj=4.582 mas, bpa=6.315 degrees ! Estimated noise=0.617021 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000285903 Jy ! Component: 100 - total flux cleaned = -0.000351136 Jy ! Component: 150 - total flux cleaned = -0.000369801 Jy ! Component: 200 - total flux cleaned = -0.000378224 Jy ! Total flux subtracted in 200 components = -0.000378224 Jy ! Clean residual min=-0.000945 max=0.000944 Jy/beam ! Clean residual mean=-0.000002 rms=0.000264 Jy/beam ! Combined flux in latest and established models = 0.0731918 Jy selfcal ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 145 components and 0.0731918 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=0.068670Jy sigma=0.471186 ! Fit after self-cal, rms=0.068673Jy sigma=0.471181 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 = -8.8961e-05 Jy ! Component: 100 - total flux cleaned = -0.000114439 Jy ! Component: 150 - total flux cleaned = -0.00012967 Jy ! Component: 200 - total flux cleaned = -0.000166494 Jy ! Total flux subtracted in 200 components = -0.000166494 Jy ! Clean residual min=-0.000918 max=0.000921 Jy/beam ! Clean residual mean=-0.000002 rms=0.000260 Jy/beam ! Combined flux in latest and established models = 0.0730253 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 153 components and 0.0730253 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=0.068671Jy sigma=0.471171 ! Fit after self-cal, rms=0.068670Jy sigma=0.471169 ! 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=0.8983 mas, bmaj=2.014 mas, bpa=3.841 degrees ! Estimated noise=0.502765 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8983 x 2.014 at 3.841 degrees (North through East) ! Clean map min=-0.0015821 max=0.039392 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=0.6813 mas, bmaj=1.551 mas, bpa=3.065 degrees ! Estimated noise=1.09846 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0298839 Jy ! Component: 100 - total flux cleaned = 0.0417273 Jy ! Component: 150 - total flux cleaned = 0.0491588 Jy ! Component: 200 - total flux cleaned = 0.0547476 Jy ! Total flux subtracted in 200 components = 0.0547476 Jy ! Clean residual min=-0.003456 max=0.003666 Jy/beam ! Clean residual mean=-0.000002 rms=0.000811 Jy/beam ! Combined flux in latest and established models = 0.0547476 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 21 model components to the UV plane model. ! The established model now contains 21 components and 0.0547476 Jy ! Inverting map and beam ! Estimated beam: bmin=0.8983 mas, bmaj=2.014 mas, bpa=3.841 degrees ! Estimated noise=0.502765 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 = 0.00604214 Jy ! Component: 100 - total flux cleaned = 0.00992646 Jy ! Component: 150 - total flux cleaned = 0.01234 Jy ! Component: 200 - total flux cleaned = 0.0134489 Jy ! Total flux subtracted in 200 components = 0.0134489 Jy ! Clean residual min=-0.001875 max=0.002156 Jy/beam ! Clean residual mean=-0.000001 rms=0.000418 Jy/beam ! Combined flux in latest and established models = 0.0681965 Jy ! Adding 28 model components to the UV plane model. ! The established model now contains 41 components and 0.0681965 Jy ! Inverting map ! Added new window around map position (26.6, 8.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00118732 Jy ! Component: 100 - total flux cleaned = 0.00174257 Jy ! Component: 150 - total flux cleaned = 0.0023897 Jy ! Component: 200 - total flux cleaned = 0.00284352 Jy ! Total flux subtracted in 200 components = 0.00284352 Jy ! Clean residual min=-0.001525 max=0.001364 Jy/beam ! Clean residual mean=-0.000002 rms=0.000327 Jy/beam ! Combined flux in latest and established models = 0.07104 Jy ! Adding 37 model components to the UV plane model. ! The established model now contains 59 components and 0.07104 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=2.175 mas, bmaj=4.582 mas, bpa=6.315 degrees ! Estimated noise=0.617021 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00176261 Jy ! Component: 100 - total flux cleaned = 0.00220847 Jy ! Component: 150 - total flux cleaned = 0.00245831 Jy ! Component: 200 - total flux cleaned = 0.00267184 Jy ! Total flux subtracted in 200 components = 0.00267184 Jy ! Clean residual min=-0.001046 max=0.000887 Jy/beam ! Clean residual mean=-0.000002 rms=0.000275 Jy/beam ! Combined flux in latest and established models = 0.0737118 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 = 0.000180876 Jy ! Component: 100 - total flux cleaned = 0.000226447 Jy ! Component: 150 - total flux cleaned = 0.000287828 Jy ! Component: 200 - total flux cleaned = 0.000342228 Jy ! Total flux subtracted in 200 components = 0.000342228 Jy ! Clean residual min=-0.000997 max=0.000871 Jy/beam ! Clean residual mean=-0.000002 rms=0.000260 Jy/beam ! Combined flux in latest and established models = 0.0740541 Jy ! Adding 37 model components to the UV plane model. ! The established model now contains 89 components and 0.0740541 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.8983 mas, bmaj=2.014 mas, bpa=3.841 degrees ! Estimated noise=0.502765 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000172446 Jy ! Component: 100 - total flux cleaned = -0.000302523 Jy ! Component: 150 - total flux cleaned = -0.000226308 Jy ! Component: 200 - total flux cleaned = -0.000155947 Jy ! Total flux subtracted in 200 components = -0.000155947 Jy ! Clean residual min=-0.001158 max=0.000987 Jy/beam ! Clean residual mean=-0.000001 rms=0.000248 Jy/beam ! Combined flux in latest and established models = 0.0738981 Jy selfcal ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 104 components and 0.0738981 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=0.068728Jy sigma=0.471596 ! Fit after self-cal, rms=0.068733Jy sigma=0.471455 wmodel J1857-2058_X_map.mod ! Writing 104 model components to file: J1857-2058_X_map.mod wobs J1857-2058_X_uvs.fits ! Writing UV FITS file: J1857-2058_X_uvs.fits wwins J1857-2058_X_map.win ! wwins: Wrote 7 windows to J1857-2058_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 = -0.000316159 Jy ! Component: 100 - total flux cleaned = -0.000500595 Jy ! Component: 150 - total flux cleaned = -0.000628635 Jy ! Component: 200 - total flux cleaned = -0.000721671 Jy ! Component: 250 - total flux cleaned = -0.000796887 Jy ! Component: 300 - total flux cleaned = -0.000841091 Jy ! Component: 350 - total flux cleaned = -0.000898016 Jy ! Component: 400 - total flux cleaned = -0.00087004 Jy ! Component: 450 - total flux cleaned = -0.000897435 Jy ! Component: 500 - total flux cleaned = -0.000937124 Jy ! Component: 550 - total flux cleaned = -0.000923955 Jy ! Component: 600 - total flux cleaned = -0.00092423 Jy ! Component: 650 - total flux cleaned = -0.000974374 Jy ! Component: 700 - total flux cleaned = -0.000974087 Jy ! Component: 750 - total flux cleaned = -0.00102246 Jy ! Component: 800 - total flux cleaned = -0.001046 Jy ! Component: 850 - total flux cleaned = -0.00105766 Jy ! Component: 900 - total flux cleaned = -0.00109244 Jy ! Component: 950 - total flux cleaned = -0.00109236 Jy ! Component: 1000 - total flux cleaned = -0.00110357 Jy ! Component: 1050 - total flux cleaned = -0.00111474 Jy ! Component: 1100 - total flux cleaned = -0.00110375 Jy ! Component: 1150 - total flux cleaned = -0.00112552 Jy ! Component: 1200 - total flux cleaned = -0.00113622 Jy ! Component: 1250 - total flux cleaned = -0.00118899 Jy ! Component: 1300 - total flux cleaned = -0.00122014 Jy ! Component: 1350 - total flux cleaned = -0.00125095 Jy ! Component: 1400 - total flux cleaned = -0.00128149 Jy ! Component: 1450 - total flux cleaned = -0.00129148 Jy ! Component: 1500 - total flux cleaned = -0.00131145 Jy ! Component: 1550 - total flux cleaned = -0.00134114 Jy ! Component: 1600 - total flux cleaned = -0.00138035 Jy ! Component: 1650 - total flux cleaned = -0.0014191 Jy ! Component: 1700 - total flux cleaned = -0.00142856 Jy ! Component: 1750 - total flux cleaned = -0.00145716 Jy ! Component: 1800 - total flux cleaned = -0.00148548 Jy ! Component: 1850 - total flux cleaned = -0.00153222 Jy ! Component: 1900 - total flux cleaned = -0.00154153 Jy ! Component: 1950 - total flux cleaned = -0.00157816 Jy ! Component: 2000 - total flux cleaned = -0.0016054 Jy ! Component: 2050 - total flux cleaned = -0.0015783 Jy ! Component: 2100 - total flux cleaned = -0.0015873 Jy ! Component: 2150 - total flux cleaned = -0.00164042 Jy ! Component: 2200 - total flux cleaned = -0.00162279 Jy ! Component: 2250 - total flux cleaned = -0.00165763 Jy ! Component: 2300 - total flux cleaned = -0.00163171 Jy ! Component: 2350 - total flux cleaned = -0.00166596 Jy ! Component: 2400 - total flux cleaned = -0.00167445 Jy ! Component: 2450 - total flux cleaned = -0.00169984 Jy ! Component: 2500 - total flux cleaned = -0.00172494 Jy ! Component: 2550 - total flux cleaned = -0.00174148 Jy ! Component: 2600 - total flux cleaned = -0.00174153 Jy ! Component: 2650 - total flux cleaned = -0.00178244 Jy ! Component: 2700 - total flux cleaned = -0.00179871 Jy ! Component: 2750 - total flux cleaned = -0.00181477 Jy ! Component: 2800 - total flux cleaned = -0.00185478 Jy ! Component: 2850 - total flux cleaned = -0.00184686 Jy ! Component: 2900 - total flux cleaned = -0.00187841 Jy ! Component: 2950 - total flux cleaned = -0.00187845 Jy ! Component: 3000 - total flux cleaned = -0.00190182 Jy ! Component: 3050 - total flux cleaned = -0.00192498 Jy ! Component: 3100 - total flux cleaned = -0.00192488 Jy ! Component: 3150 - total flux cleaned = -0.00192493 Jy ! Component: 3200 - total flux cleaned = -0.00197036 Jy ! Component: 3250 - total flux cleaned = -0.00196278 Jy ! Component: 3300 - total flux cleaned = -0.00197028 Jy ! Component: 3350 - total flux cleaned = -0.00199997 Jy ! Component: 3400 - total flux cleaned = -0.0020073 Jy ! Component: 3450 - total flux cleaned = -0.00200726 Jy ! Component: 3500 - total flux cleaned = -0.00205094 Jy ! Component: 3550 - total flux cleaned = -0.00202931 Jy ! Component: 3600 - total flux cleaned = -0.00205801 Jy ! Component: 3650 - total flux cleaned = -0.00204366 Jy ! Component: 3700 - total flux cleaned = -0.00205793 Jy ! Component: 3750 - total flux cleaned = -0.00204388 Jy ! Component: 3800 - total flux cleaned = -0.00209287 Jy ! Component: 3850 - total flux cleaned = -0.00212067 Jy ! Component: 3900 - total flux cleaned = -0.00211374 Jy ! Component: 3950 - total flux cleaned = -0.00214813 Jy ! Component: 4000 - total flux cleaned = -0.00214817 Jy ! Component: 4050 - total flux cleaned = -0.00218218 Jy ! Total flux subtracted in 4096 components = -0.00216861 Jy ! Clean residual min=-0.000380 max=0.000423 Jy/beam ! Clean residual mean=-0.000000 rms=0.000116 Jy/beam ! Combined flux in latest and established models = 0.0717295 Jy keep ! Adding 277 model components to the UV plane model. ! The established model now contains 380 components and 0.0717296 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /image_prod/ug002_uva//J1857-2058_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8983 x 2.014 at 3.841 degrees (North through East) ! Clean map min=-0.0016656 max=0.037888 Jy/beam ! Writing clean map to FITS file: /image_prod/ug002_uva//J1857-2058_X_map.fits wmodel /image_prod/ug002_uva//J1857-2058_X_map.mod ! Writing 380 model components to file: /image_prod/ug002_uva//J1857-2058_X_map.mod wobs /image_prod/ug002_uva//J1857-2058_X_uvs.fits ! Writing UV FITS file: /image_prod/ug002_uva//J1857-2058_X_uvs.fits wwins /image_prod/ug002_uva//J1857-2058_X_map.win ! wwins: Wrote 8 windows to /image_prod/ug002_uva//J1857-2058_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0378885 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000115095 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.911321 0.911321 1.82264 3.64528 7.29057 14.5811 29.1623 58.3245 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0003 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.037 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 329.192 quit ! Quitting program ! Log file /image_prod/ug002_uva//J1857-2058_X_dfm.log closed on Thu Mar 5 04:00:07 2020