! Started logfile: /image_prod/ug002_uva//J2242+2955_X_dfm.log on Thu Mar 5 05:51:11 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//J2242+2955_X_uva.fits ! Reading UV FITS file: /image_prod/ug002_uva//J2242+2955_X_uva.fits ! AN table 1: 45 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.784198 visibilities/baseline/integration-bin. ! Found source: J2242+2955 ! ! 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 19056 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 J2242+2955_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 50 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 50 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 50 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 50 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 50 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 50 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 50 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 50 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 50 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 50 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 50 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 50 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.003621Jy sigma=9.025848 ! Fit after self-cal, rms=0.904951Jy sigma=8.131310 ! 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=0.6796 mas, bmaj=1.508 mas, bpa=-3.654 degrees ! Estimated noise=1.07086 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 = 0.0733382 Jy ! Component: 100 - total flux cleaned = 0.0903449 Jy ! Total flux subtracted in 100 components = 0.0903449 Jy ! Clean residual min=-0.004269 max=0.006248 Jy/beam ! Clean residual mean=0.000001 rms=0.000794 Jy/beam ! Combined flux in latest and established models = 0.0903449 Jy ! Performing phase self-cal ! Adding 4 model components to the UV plane model. ! The established model now contains 4 components and 0.0903449 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=0.057184Jy sigma=0.493396 ! Fit after self-cal, rms=0.057069Jy sigma=0.492611 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00660362 Jy ! Component: 100 - total flux cleaned = 0.00987297 Jy ! Total flux subtracted in 100 components = 0.00987297 Jy ! Clean residual min=-0.003741 max=0.003605 Jy/beam ! Clean residual mean=-0.000000 rms=0.000680 Jy/beam ! Combined flux in latest and established models = 0.100218 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 8 components and 0.100218 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=0.056256Jy sigma=0.484363 ! Fit after self-cal, rms=0.056253Jy sigma=0.484295 ! 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=0.8682 mas, bmaj=1.785 mas, bpa=-2.203 degrees ! Estimated noise=0.577496 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 (-1.4, -1). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00359769 Jy ! Component: 100 - total flux cleaned = 0.00562115 Jy ! Component: 150 - total flux cleaned = 0.0067095 Jy ! Component: 200 - total flux cleaned = 0.0071136 Jy ! Total flux subtracted in 200 components = 0.0071136 Jy ! Clean residual min=-0.002152 max=0.003057 Jy/beam ! Clean residual mean=-0.000002 rms=0.000564 Jy/beam ! Combined flux in latest and established models = 0.107332 Jy ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 37 components and 0.107332 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=0.056018Jy sigma=0.481900 ! Fit after self-cal, rms=0.056000Jy sigma=0.481609 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8682 x 1.785 at -2.203 degrees (North through East) ! Clean map min=-0.0021049 max=0.095809 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 0.99 HN 0.97 KP 1.05 ! LA 0.99 MK 0.99 NL 1.19 OV 0.92 ! PT 0.93 SC 0.99 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 0.97 HN 0.99 KP 1.09 ! LA 1.00 MK 0.98 NL 1.19 OV 0.92 ! PT 0.92 SC 0.99 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 0.95 HN 0.99 KP 1.07 ! LA 1.02 MK 0.99 NL 1.21 OV 0.92 ! PT 0.92 SC 1.04 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 1.02 HN 1.01 KP 1.06 ! LA 1.02 MK 1.00 NL 1.19 OV 0.92 ! PT 0.89 SC 1.03 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 0.94 FD 1.01 HN 1.02 KP 1.10 ! LA 1.03 MK 0.98 NL 1.15 OV 0.91 ! PT 0.92 SC 1.01 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 1.01 HN 0.99 KP 1.09 ! LA 1.02 MK 0.99 NL 1.14 OV 0.97 ! PT 0.89 SC 1.00 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 0.98 HN 1.02 KP 1.12 ! LA 1.01 MK 1.00 NL 1.19 OV 0.90 ! PT 0.89 SC 0.99 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 0.93 FD 0.99 HN 0.99 KP 1.11 ! LA 1.03 MK 1.02 NL 1.17 OV 0.94 ! PT 0.90 SC 0.99 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 0.92 FD 1.00 HN 1.01 KP 1.09 ! LA 0.99 MK 0.99 NL 1.20 OV 0.91 ! PT 0.95 SC 1.02 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 1.01 HN 0.98 KP 1.11 ! LA 1.04 MK 1.00 NL 1.15 OV 0.93 ! PT 0.93 SC 1.03 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 1.01 HN 1.03 KP 1.07 ! LA 0.99 MK 0.98 NL 1.15 OV 0.91 ! PT 0.91 SC 1.11 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 1.00 HN 0.98 KP 1.11 ! LA 1.10 MK 1.02 NL 1.06 OV 0.93 ! PT 0.93 SC 1.03 ! ! ! Fit before self-cal, rms=0.056000Jy sigma=0.481609 ! Fit after self-cal, rms=0.055153Jy sigma=0.474605 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.8703 mas, bmaj=1.793 mas, bpa=-2.125 degrees ! Estimated noise=0.575719 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 = -0.000369277 Jy ! Component: 100 - total flux cleaned = -0.000726175 Jy ! Component: 150 - total flux cleaned = -0.00107822 Jy ! Component: 200 - total flux cleaned = -0.00116365 Jy ! Total flux subtracted in 200 components = -0.00116365 Jy ! Clean residual min=-0.001268 max=0.001187 Jy/beam ! Clean residual mean=-0.000000 rms=0.000287 Jy/beam ! Combined flux in latest and established models = 0.106168 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 54 components and 0.106168 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=0.055117Jy sigma=0.474308 ! Fit after self-cal, rms=0.055153Jy sigma=0.474163 ! 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=0.055153Jy sigma=0.474163 ! Fit after self-cal, rms=0.055488Jy sigma=0.472124 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8692 mas, bmaj=1.79 mas, bpa=-2.077 degrees ! Estimated noise=0.574959 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000679921 Jy ! Component: 100 - total flux cleaned = -0.000780138 Jy ! Component: 150 - total flux cleaned = -0.000900777 Jy ! Component: 200 - total flux cleaned = -0.000959734 Jy ! Total flux subtracted in 200 components = -0.000959734 Jy ! Clean residual min=-0.001090 max=0.001015 Jy/beam ! Clean residual mean=0.000000 rms=0.000246 Jy/beam ! Combined flux in latest and established models = 0.105208 Jy selfcal ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 69 components and 0.105208 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=0.055472Jy sigma=0.472000 ! Fit after self-cal, rms=0.055494Jy sigma=0.471942 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 = -0.000269993 Jy ! Component: 100 - total flux cleaned = -0.000323902 Jy ! Component: 150 - total flux cleaned = -0.000358777 Jy ! Component: 200 - total flux cleaned = -0.000390578 Jy ! Total flux subtracted in 200 components = -0.000390578 Jy ! Clean residual min=-0.001084 max=0.001027 Jy/beam ! Clean residual mean=-0.000000 rms=0.000244 Jy/beam ! Combined flux in latest and established models = 0.104818 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 72 components and 0.104818 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=0.055488Jy sigma=0.471895 ! Fit after self-cal, rms=0.055486Jy sigma=0.471890 ! 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=0.055486Jy sigma=0.471890 ! Fit after self-cal, rms=0.055621Jy sigma=0.471861 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8689 mas, bmaj=1.79 mas, bpa=-2.015 degrees ! Estimated noise=0.575475 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000268321 Jy ! Component: 100 - total flux cleaned = -0.000333307 Jy ! Component: 150 - total flux cleaned = -0.000421093 Jy ! Component: 200 - total flux cleaned = -0.000469298 Jy ! Total flux subtracted in 200 components = -0.000469298 Jy ! Clean residual min=-0.001039 max=0.001013 Jy/beam ! Clean residual mean=-0.000000 rms=0.000241 Jy/beam ! Combined flux in latest and established models = 0.104348 Jy selfcal ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 78 components and 0.104348 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=0.055615Jy sigma=0.471817 ! Fit after self-cal, rms=0.055616Jy sigma=0.471809 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 = -0.000165554 Jy ! Component: 100 - total flux cleaned = -0.000200648 Jy ! Component: 150 - total flux cleaned = -0.000224007 Jy ! Component: 200 - total flux cleaned = -0.000246273 Jy ! Total flux subtracted in 200 components = -0.000246273 Jy ! Clean residual min=-0.001036 max=0.001026 Jy/beam ! Clean residual mean=-0.000000 rms=0.000240 Jy/beam ! Combined flux in latest and established models = 0.104102 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 83 components and 0.104102 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=0.055613Jy sigma=0.471789 ! Fit after self-cal, rms=0.055613Jy sigma=0.471787 ! 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=0.055613Jy sigma=0.471787 ! Fit after self-cal, rms=0.055683Jy sigma=0.471775 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.116 mas, bmaj=2.858 mas, bpa=9.586 degrees ! Estimated noise=0.736283 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000146341 Jy ! Component: 100 - total flux cleaned = -0.000202296 Jy ! Component: 150 - total flux cleaned = -0.000227785 Jy ! Component: 200 - total flux cleaned = -0.000244859 Jy ! Total flux subtracted in 200 components = -0.000244859 Jy ! Clean residual min=-0.001096 max=0.000949 Jy/beam ! Clean residual mean=-0.000000 rms=0.000275 Jy/beam ! Combined flux in latest and established models = 0.103857 Jy selfcal ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 93 components and 0.103857 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=0.055681Jy sigma=0.471767 ! Fit after self-cal, rms=0.055682Jy sigma=0.471765 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 = -5.48118e-05 Jy ! Component: 100 - total flux cleaned = -8.36936e-05 Jy ! Component: 150 - total flux cleaned = -9.87453e-05 Jy ! Component: 200 - total flux cleaned = -0.000108059 Jy ! Total flux subtracted in 200 components = -0.000108059 Jy ! Clean residual min=-0.001099 max=0.000936 Jy/beam ! Clean residual mean=-0.000000 rms=0.000275 Jy/beam ! Combined flux in latest and established models = 0.103749 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 95 components and 0.103749 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=0.055681Jy sigma=0.471761 ! Fit after self-cal, rms=0.055680Jy sigma=0.471760 ! 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=0.8684 mas, bmaj=1.79 mas, bpa=-1.951 degrees ! Estimated noise=0.575887 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8684 x 1.79 at -1.951 degrees (North through East) ! Clean map min=-0.0011343 max=0.096062 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=0.6777 mas, bmaj=1.51 mas, bpa=-3.307 degrees ! Estimated noise=1.06809 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0731085 Jy ! Component: 100 - total flux cleaned = 0.0902079 Jy ! Component: 150 - total flux cleaned = 0.0969986 Jy ! Component: 200 - total flux cleaned = 0.100666 Jy ! Total flux subtracted in 200 components = 0.100666 Jy ! Clean residual min=-0.002422 max=0.002179 Jy/beam ! Clean residual mean=0.000000 rms=0.000538 Jy/beam ! Combined flux in latest and established models = 0.100666 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 12 model components to the UV plane model. ! The established model now contains 12 components and 0.100666 Jy ! Inverting map and beam ! Estimated beam: bmin=0.8684 mas, bmaj=1.79 mas, bpa=-1.951 degrees ! Estimated noise=0.575887 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 = 0.00201967 Jy ! Component: 100 - total flux cleaned = 0.00243626 Jy ! Component: 150 - total flux cleaned = 0.0026636 Jy ! Component: 200 - total flux cleaned = 0.00278835 Jy ! Total flux subtracted in 200 components = 0.00278835 Jy ! Clean residual min=-0.001046 max=0.001064 Jy/beam ! Clean residual mean=-0.000000 rms=0.000246 Jy/beam ! Combined flux in latest and established models = 0.103454 Jy ! Adding 14 model components to the UV plane model. ! The established model now contains 24 components and 0.103454 Jy ! Inverting map ! Added new window around map position (22.2, -51). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000492484 Jy ! Component: 100 - total flux cleaned = 0.000467196 Jy ! Component: 150 - total flux cleaned = 0.0004676 Jy ! Component: 200 - total flux cleaned = 0.000447413 Jy ! Total flux subtracted in 200 components = 0.000447413 Jy ! Clean residual min=-0.001037 max=0.000948 Jy/beam ! Clean residual mean=-0.000000 rms=0.000238 Jy/beam ! Combined flux in latest and established models = 0.103902 Jy ! Adding 19 model components to the UV plane model. ! The established model now contains 35 components and 0.103902 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=2.116 mas, bmaj=2.858 mas, bpa=9.586 degrees ! Estimated noise=0.736283 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -5.89944e-05 Jy ! Component: 100 - total flux cleaned = -4.79254e-05 Jy ! Component: 150 - total flux cleaned = -4.82155e-05 Jy ! Component: 200 - total flux cleaned = -4.04173e-05 Jy ! Total flux subtracted in 200 components = -4.04173e-05 Jy ! Clean residual min=-0.001111 max=0.000921 Jy/beam ! Clean residual mean=-0.000000 rms=0.000267 Jy/beam ! Combined flux in latest and established models = 0.103861 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 = 1.34067e-05 Jy ! Component: 100 - total flux cleaned = 1.29832e-05 Jy ! Component: 150 - total flux cleaned = 7.50849e-06 Jy ! Component: 200 - total flux cleaned = -1.93111e-06 Jy ! Total flux subtracted in 200 components = -1.93111e-06 Jy ! Clean residual min=-0.001112 max=0.000919 Jy/beam ! Clean residual mean=-0.000000 rms=0.000266 Jy/beam ! Combined flux in latest and established models = 0.103859 Jy ! Adding 22 model components to the UV plane model. ! The established model now contains 52 components and 0.103859 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.8684 mas, bmaj=1.79 mas, bpa=-1.951 degrees ! Estimated noise=0.575887 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 2.13263e-05 Jy ! Component: 100 - total flux cleaned = 5.27072e-05 Jy ! Component: 150 - total flux cleaned = 8.13893e-05 Jy ! Component: 200 - total flux cleaned = 0.000133084 Jy ! Total flux subtracted in 200 components = 0.000133084 Jy ! Clean residual min=-0.001051 max=0.000953 Jy/beam ! Clean residual mean=-0.000000 rms=0.000235 Jy/beam ! Combined flux in latest and established models = 0.103992 Jy selfcal ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 58 components and 0.103992 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=0.055671Jy sigma=0.471670 ! Fit after self-cal, rms=0.055666Jy sigma=0.471649 wmodel J2242+2955_X_map.mod ! Writing 58 model components to file: J2242+2955_X_map.mod wobs J2242+2955_X_uvs.fits ! Writing UV FITS file: J2242+2955_X_uvs.fits wwins J2242+2955_X_map.win ! wwins: Wrote 3 windows to J2242+2955_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 = -0.000344524 Jy ! Component: 100 - total flux cleaned = -0.000469174 Jy ! Component: 150 - total flux cleaned = -0.000486292 Jy ! Component: 200 - total flux cleaned = -0.000486415 Jy ! Component: 250 - total flux cleaned = -0.000549799 Jy ! Component: 300 - total flux cleaned = -0.000627364 Jy ! Component: 350 - total flux cleaned = -0.000657749 Jy ! Component: 400 - total flux cleaned = -0.000762356 Jy ! Component: 450 - total flux cleaned = -0.000821119 Jy ! Component: 500 - total flux cleaned = -0.000879062 Jy ! Component: 550 - total flux cleaned = -0.000950269 Jy ! Component: 600 - total flux cleaned = -0.00104822 Jy ! Component: 650 - total flux cleaned = -0.00110316 Jy ! Component: 700 - total flux cleaned = -0.00110347 Jy ! Component: 750 - total flux cleaned = -0.00111753 Jy ! Component: 800 - total flux cleaned = -0.00115746 Jy ! Component: 850 - total flux cleaned = -0.00115731 Jy ! Component: 900 - total flux cleaned = -0.00118346 Jy ! Component: 950 - total flux cleaned = -0.00120883 Jy ! Component: 1000 - total flux cleaned = -0.00120881 Jy ! Component: 1050 - total flux cleaned = -0.00124659 Jy ! Component: 1100 - total flux cleaned = -0.00124653 Jy ! Component: 1150 - total flux cleaned = -0.0012834 Jy ! Component: 1200 - total flux cleaned = -0.00125899 Jy ! Component: 1250 - total flux cleaned = -0.00125904 Jy ! Component: 1300 - total flux cleaned = -0.00133052 Jy ! Component: 1350 - total flux cleaned = -0.00128312 Jy ! Component: 1400 - total flux cleaned = -0.00125983 Jy ! Component: 1450 - total flux cleaned = -0.00129483 Jy ! Component: 1500 - total flux cleaned = -0.00132943 Jy ! Component: 1550 - total flux cleaned = -0.00132941 Jy ! Component: 1600 - total flux cleaned = -0.00132947 Jy ! Component: 1650 - total flux cleaned = -0.0013182 Jy ! Component: 1700 - total flux cleaned = -0.00132936 Jy ! Component: 1750 - total flux cleaned = -0.00128492 Jy ! Component: 1800 - total flux cleaned = -0.00128503 Jy ! Component: 1850 - total flux cleaned = -0.00129594 Jy ! Component: 1900 - total flux cleaned = -0.00127425 Jy ! Component: 1950 - total flux cleaned = -0.00130656 Jy ! Component: 2000 - total flux cleaned = -0.00128519 Jy ! Component: 2050 - total flux cleaned = -0.00130639 Jy ! Component: 2100 - total flux cleaned = -0.00133785 Jy ! Component: 2150 - total flux cleaned = -0.00132737 Jy ! Component: 2200 - total flux cleaned = -0.00128611 Jy ! Component: 2250 - total flux cleaned = -0.00133759 Jy ! Component: 2300 - total flux cleaned = -0.00136816 Jy ! Component: 2350 - total flux cleaned = -0.00140864 Jy ! Component: 2400 - total flux cleaned = -0.00141875 Jy ! Component: 2450 - total flux cleaned = -0.00141863 Jy ! Component: 2500 - total flux cleaned = -0.00143846 Jy ! Component: 2550 - total flux cleaned = -0.00145818 Jy ! Component: 2600 - total flux cleaned = -0.0015073 Jy ! Component: 2650 - total flux cleaned = -0.00153653 Jy ! Component: 2700 - total flux cleaned = -0.00156551 Jy ! Component: 2750 - total flux cleaned = -0.00156562 Jy ! Component: 2800 - total flux cleaned = -0.00159419 Jy ! Component: 2850 - total flux cleaned = -0.00159418 Jy ! Component: 2900 - total flux cleaned = -0.00163208 Jy ! Component: 2950 - total flux cleaned = -0.00162264 Jy ! Component: 3000 - total flux cleaned = -0.00164137 Jy ! Component: 3050 - total flux cleaned = -0.00162276 Jy ! Component: 3100 - total flux cleaned = -0.00165972 Jy ! Component: 3150 - total flux cleaned = -0.00162293 Jy ! Component: 3200 - total flux cleaned = -0.0016596 Jy ! Component: 3250 - total flux cleaned = -0.00165044 Jy ! Component: 3300 - total flux cleaned = -0.00166857 Jy ! Component: 3350 - total flux cleaned = -0.00160541 Jy ! Component: 3400 - total flux cleaned = -0.00165932 Jy ! Component: 3450 - total flux cleaned = -0.00164143 Jy ! Component: 3500 - total flux cleaned = -0.00163258 Jy ! Component: 3550 - total flux cleaned = -0.00166791 Jy ! Component: 3600 - total flux cleaned = -0.00171193 Jy ! Component: 3650 - total flux cleaned = -0.00165935 Jy ! Component: 3700 - total flux cleaned = -0.00170284 Jy ! Component: 3750 - total flux cleaned = -0.00170278 Jy ! Component: 3800 - total flux cleaned = -0.0017028 Jy ! Component: 3850 - total flux cleaned = -0.00173712 Jy ! Component: 3900 - total flux cleaned = -0.0017457 Jy ! Component: 3950 - total flux cleaned = -0.0017457 Jy ! Component: 4000 - total flux cleaned = -0.00175416 Jy ! Component: 4050 - total flux cleaned = -0.00176263 Jy ! Total flux subtracted in 4096 components = -0.00179618 Jy ! Clean residual min=-0.000598 max=0.000547 Jy/beam ! Clean residual mean=0.000000 rms=0.000142 Jy/beam ! Combined flux in latest and established models = 0.102196 Jy keep ! Adding 285 model components to the UV plane model. ! The established model now contains 343 components and 0.102196 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /image_prod/ug002_uva//J2242+2955_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8684 x 1.79 at -1.951 degrees (North through East) ! Clean map min=-0.0011558 max=0.095939 Jy/beam ! Writing clean map to FITS file: /image_prod/ug002_uva//J2242+2955_X_map.fits wmodel /image_prod/ug002_uva//J2242+2955_X_map.mod ! Writing 343 model components to file: /image_prod/ug002_uva//J2242+2955_X_map.mod wobs /image_prod/ug002_uva//J2242+2955_X_uvs.fits ! Writing UV FITS file: /image_prod/ug002_uva//J2242+2955_X_uvs.fits wwins /image_prod/ug002_uva//J2242+2955_X_map.win ! wwins: Wrote 4 windows to /image_prod/ug002_uva//J2242+2955_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0959389 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000141188 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.441494 0.441494 0.882988 1.76598 3.53195 7.0639 14.1278 28.2556 56.5112 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0004 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.095 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 679.511 quit ! Quitting program ! Log file /image_prod/ug002_uva//J2242+2955_X_dfm.log closed on Thu Mar 5 05:51:15 2020