! Started logfile: /image_prod/ug002_uva//J0258-3909_X_dfm.log on Wed Mar 4 19:44:45 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//J0258-3909_X_uva.fits ! Reading UV FITS file: /image_prod/ug002_uva//J0258-3909_X_uva.fits ! AN table 1: 60 integrations on 28 of 28 possible baselines. ! Apparent sampling: 0.864286 visibilities/baseline/integration-bin. ! Found source: J0258-3909 ! ! 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 17424 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 J0258-3909_X] float lim_self lim_self = 120.0 float lim_val lim_va = 1.2 integer clean_niter clean_niter = 100 float clean_gain clean_gain = 0.03 float dynam dynam = 6.0 float soltime1 soltime1 = 120 float soltime2 soltime2 = 20 float thresh thresh = 0.5 float win_mult win_mult = 1.8 float time_av time_av = 16 float old_peak float new_peak float flux_cutoff print "===============================================================" ! =============================================================== ! print "=== Difmap script: pima_mupet_01.dvm version of 2016.05.19 === " ! === Difmap script: pima_mupet_01.dvm version of 2016.05.19 === ! mapsize field_size, field_cell ! Map grid = 1024x1024 pixels with 0.200x0.200 milli-arcsec cellsize. startmod ! Applying default point source starting model. ! Performing phase self-cal ! Adding 1 model components to the UV plane model. ! The established model now contains 1 components and 1 Jy ! ! Correcting IF 1. ! A total of 32 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 32 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 32 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 32 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 32 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 32 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 32 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 32 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 32 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 32 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 32 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 32 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.026950Jy sigma=6.544907 ! Fit after self-cal, rms=0.823768Jy sigma=5.117067 ! 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=0.5262 mas, bmaj=1.555 mas, bpa=-4.783 degrees ! Estimated noise=1.87003 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 = 0.119336 Jy ! Component: 100 - total flux cleaned = 0.16382 Jy ! Total flux subtracted in 100 components = 0.16382 Jy ! Clean residual min=-0.017900 max=0.028138 Jy/beam ! Clean residual mean=0.000081 rms=0.004348 Jy/beam ! Combined flux in latest and established models = 0.16382 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 6 components and 0.16382 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=0.129177Jy sigma=0.844338 ! Fit after self-cal, rms=0.128967Jy sigma=0.843436 ! Inverting map ! Added new window around map position (1, -1.4). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0280499 Jy ! Component: 100 - total flux cleaned = 0.0455499 Jy ! Total flux subtracted in 100 components = 0.0455499 Jy ! Clean residual min=-0.014579 max=0.026316 Jy/beam ! Clean residual mean=0.000066 rms=0.003657 Jy/beam ! Combined flux in latest and established models = 0.20937 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 14 components and 0.20937 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=0.116882Jy sigma=0.742474 ! Fit after self-cal, rms=0.116532Jy sigma=0.738006 ! Inverting map ! Added new window around map position (-0.8, -0.2). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0255883 Jy ! Component: 100 - total flux cleaned = 0.0422856 Jy ! Total flux subtracted in 100 components = 0.0422856 Jy ! Clean residual min=-0.013161 max=0.020320 Jy/beam ! Clean residual mean=0.000051 rms=0.002984 Jy/beam ! Combined flux in latest and established models = 0.251655 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 32 components and 0.251655 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=0.106028Jy sigma=0.656497 ! Fit after self-cal, rms=0.105624Jy sigma=0.653437 ! Inverting map ! Added new window around map position (1.2, 1.8). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0183088 Jy ! Component: 100 - total flux cleaned = 0.031714 Jy ! Total flux subtracted in 100 components = 0.031714 Jy ! Clean residual min=-0.011691 max=0.013138 Jy/beam ! Clean residual mean=0.000042 rms=0.002460 Jy/beam ! Combined flux in latest and established models = 0.283369 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 45 components and 0.283369 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=0.099934Jy sigma=0.602591 ! Fit after self-cal, rms=0.099753Jy sigma=0.601608 ! 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=0.6921 mas, bmaj=1.901 mas, bpa=-3.903 degrees ! Estimated noise=0.867611 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 = 0.0234762 Jy ! Component: 100 - total flux cleaned = 0.0385479 Jy ! Component: 150 - total flux cleaned = 0.0492498 Jy ! Component: 200 - total flux cleaned = 0.0570379 Jy ! Total flux subtracted in 200 components = 0.0570379 Jy ! Clean residual min=-0.016217 max=0.015695 Jy/beam ! Clean residual mean=0.000053 rms=0.003785 Jy/beam ! Combined flux in latest and established models = 0.340407 Jy ! Performing phase self-cal ! Adding 35 model components to the UV plane model. ! The established model now contains 64 components and 0.340407 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=0.095054Jy sigma=0.545982 ! Fit after self-cal, rms=0.094783Jy sigma=0.545035 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.6921 x 1.901 at -3.903 degrees (North through East) ! Clean map min=-0.015857 max=0.15941 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! FD 0.92 HN 1.38 KP 0.98 LA 0.99 ! MK 1.03 NL 1.41 OV 0.83 SC 0.99 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! FD 0.91 HN 1.27 KP 1.00 LA 0.97 ! MK 1.02 NL 1.45 OV 0.84 SC 0.97 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! FD 0.94 HN 1.47 KP 1.02 LA 0.97 ! MK 1.00 NL 1.47 OV 0.83 SC 1.02 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! FD 0.93 HN 1.29 KP 1.03 LA 0.96 ! MK 1.06 NL 1.42 OV 0.83 SC 0.97 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! FD 0.94 HN 1.09 KP 1.00 LA 0.97 ! MK 1.07 NL 1.43 OV 0.83 SC 0.97 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! FD 0.91 HN 1.08 KP 1.00 LA 0.96 ! MK 1.09 NL 1.46 OV 0.82 SC 1.00 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! FD 0.94 HN 1.26 KP 1.01 LA 1.00 ! MK 1.05 NL 1.41 OV 0.82 SC 0.97 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! FD 0.95 HN 1.21 KP 0.99 LA 0.97 ! MK 1.03 NL 1.43 OV 0.85 SC 1.00 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! FD 0.93 HN 0.98 KP 1.03 LA 0.97 ! MK 1.03 NL 1.40 OV 0.85 SC 1.01 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! FD 0.92 HN 1.07 KP 1.02 LA 0.98 ! MK 1.05 NL 1.47 OV 0.83 SC 1.00 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! FD 0.91 HN 1.27 KP 1.04 LA 0.99 ! MK 1.01 NL 1.46 OV 0.83 SC 1.01 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! FD 0.92 HN 1.12 KP 1.01 LA 0.98 ! MK 1.05 NL 1.48 OV 0.84 SC 1.02 ! ! ! Fit before self-cal, rms=0.094783Jy sigma=0.545035 ! Fit after self-cal, rms=0.099088Jy sigma=0.481722 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.7 mas, bmaj=1.899 mas, bpa=-2.931 degrees ! Estimated noise=0.876669 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 = -0.0044767 Jy ! Component: 100 - total flux cleaned = -0.00611137 Jy ! Component: 150 - total flux cleaned = -0.00743149 Jy ! Component: 200 - total flux cleaned = -0.00815485 Jy ! Total flux subtracted in 200 components = -0.00815485 Jy ! Clean residual min=-0.008438 max=0.008970 Jy/beam ! Clean residual mean=-0.000006 rms=0.001926 Jy/beam ! Combined flux in latest and established models = 0.332252 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 71 components and 0.332252 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=0.098097Jy sigma=0.476174 ! Fit after self-cal, rms=0.098743Jy sigma=0.475148 ! 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=0.098743Jy sigma=0.475148 ! Fit after self-cal, rms=0.101557Jy sigma=0.462356 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.7011 mas, bmaj=1.897 mas, bpa=-2.899 degrees ! Estimated noise=0.879263 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00257165 Jy ! Component: 100 - total flux cleaned = -0.00367188 Jy ! Component: 150 - total flux cleaned = -0.00414411 Jy ! Component: 200 - total flux cleaned = -0.0044649 Jy ! Total flux subtracted in 200 components = -0.0044649 Jy ! Clean residual min=-0.005298 max=0.005640 Jy/beam ! Clean residual mean=-0.000004 rms=0.001076 Jy/beam ! Combined flux in latest and established models = 0.327787 Jy selfcal ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 78 components and 0.327787 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=0.101108Jy sigma=0.460022 ! Fit after self-cal, rms=0.101108Jy sigma=0.459762 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 (-1.6, -1.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00380535 Jy ! Component: 100 - total flux cleaned = 0.00330233 Jy ! Component: 150 - total flux cleaned = 0.00319937 Jy ! Component: 200 - total flux cleaned = 0.00310034 Jy ! Total flux subtracted in 200 components = 0.00310034 Jy ! Clean residual min=-0.004789 max=0.003695 Jy/beam ! Clean residual mean=-0.000005 rms=0.000990 Jy/beam ! Combined flux in latest and established models = 0.330887 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 89 components and 0.330887 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=0.100593Jy sigma=0.457516 ! Fit after self-cal, rms=0.100564Jy sigma=0.457228 ! 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=0.100564Jy sigma=0.457228 ! Fit after self-cal, rms=0.102241Jy sigma=0.455297 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.7004 mas, bmaj=1.892 mas, bpa=-2.964 degrees ! Estimated noise=0.875676 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00131459 Jy ! Component: 100 - total flux cleaned = -0.00203804 Jy ! Component: 150 - total flux cleaned = -0.00219844 Jy ! Component: 200 - total flux cleaned = -0.00227266 Jy ! Total flux subtracted in 200 components = -0.00227266 Jy ! Clean residual min=-0.003785 max=0.002753 Jy/beam ! Clean residual mean=-0.000003 rms=0.000747 Jy/beam ! Combined flux in latest and established models = 0.328615 Jy selfcal ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 100 components and 0.328615 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=0.102014Jy sigma=0.454434 ! Fit after self-cal, rms=0.102001Jy sigma=0.454335 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 = -0.000144069 Jy ! Component: 100 - total flux cleaned = -0.000212813 Jy ! Component: 150 - total flux cleaned = -0.000213025 Jy ! Component: 200 - total flux cleaned = -0.00021291 Jy ! Total flux subtracted in 200 components = -0.00021291 Jy ! Clean residual min=-0.003581 max=0.002649 Jy/beam ! Clean residual mean=-0.000003 rms=0.000717 Jy/beam ! Combined flux in latest and established models = 0.328402 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 103 components and 0.328402 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=0.101877Jy sigma=0.453877 ! Fit after self-cal, rms=0.101860Jy sigma=0.453819 ! 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=0.101860Jy sigma=0.453819 ! Fit after self-cal, rms=0.103278Jy sigma=0.453711 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.15 mas, bmaj=6.73 mas, bpa=1.521 degrees ! Estimated noise=1.21633 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00228732 Jy ! Component: 100 - total flux cleaned = -0.00281403 Jy ! Component: 150 - total flux cleaned = -0.00283933 Jy ! Component: 200 - total flux cleaned = -0.00291791 Jy ! Total flux subtracted in 200 components = -0.00291791 Jy ! Clean residual min=-0.004293 max=0.003047 Jy/beam ! Clean residual mean=-0.000008 rms=0.001016 Jy/beam ! Combined flux in latest and established models = 0.325484 Jy selfcal ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 108 components and 0.325484 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=0.103236Jy sigma=0.453618 ! Fit after self-cal, rms=0.103236Jy sigma=0.453537 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 = -0.000186854 Jy ! Component: 100 - total flux cleaned = -0.000183829 Jy ! Component: 150 - total flux cleaned = -0.000205418 Jy ! Component: 200 - total flux cleaned = -0.00018532 Jy ! Total flux subtracted in 200 components = -0.00018532 Jy ! Clean residual min=-0.004175 max=0.003070 Jy/beam ! Clean residual mean=-0.000008 rms=0.001001 Jy/beam ! Combined flux in latest and established models = 0.325299 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 113 components and 0.325299 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=0.103223Jy sigma=0.453533 ! Fit after self-cal, rms=0.103218Jy sigma=0.453496 ! 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=0.7013 mas, bmaj=1.892 mas, bpa=-2.918 degrees ! Estimated noise=0.87557 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7013 x 1.892 at -2.918 degrees (North through East) ! Clean map min=-0.0066537 max=0.162 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=0.5321 mas, bmaj=1.538 mas, bpa=-3.825 degrees ! Estimated noise=1.90983 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.12032 Jy ! Component: 100 - total flux cleaned = 0.168049 Jy ! Component: 150 - total flux cleaned = 0.199706 Jy ! Component: 200 - total flux cleaned = 0.223394 Jy ! Total flux subtracted in 200 components = 0.223394 Jy ! Clean residual min=-0.010921 max=0.017569 Jy/beam ! Clean residual mean=0.000041 rms=0.002594 Jy/beam ! Combined flux in latest and established models = 0.223394 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 24 model components to the UV plane model. ! The established model now contains 24 components and 0.223394 Jy ! Inverting map and beam ! Estimated beam: bmin=0.7013 mas, bmaj=1.892 mas, bpa=-2.918 degrees ! Estimated noise=0.87557 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 = 0.0377213 Jy ! Component: 100 - total flux cleaned = 0.0594067 Jy ! Component: 150 - total flux cleaned = 0.0733538 Jy ! Component: 200 - total flux cleaned = 0.0826479 Jy ! Total flux subtracted in 200 components = 0.0826479 Jy ! Clean residual min=-0.004384 max=0.005664 Jy/beam ! Clean residual mean=0.000014 rms=0.001195 Jy/beam ! Combined flux in latest and established models = 0.306042 Jy ! Adding 39 model components to the UV plane model. ! The established model now contains 51 components and 0.306042 Jy ! Inverting map ! Added new window around map position (-0.4, -4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00635929 Jy ! Component: 100 - total flux cleaned = 0.0106704 Jy ! Component: 150 - total flux cleaned = 0.0137451 Jy ! Component: 200 - total flux cleaned = 0.0151681 Jy ! Total flux subtracted in 200 components = 0.0151681 Jy ! Clean residual min=-0.003497 max=0.003184 Jy/beam ! Clean residual mean=0.000001 rms=0.000718 Jy/beam ! Combined flux in latest and established models = 0.32121 Jy ! Adding 29 model components to the UV plane model. ! The established model now contains 72 components and 0.32121 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=2.15 mas, bmaj=6.73 mas, bpa=1.521 degrees ! Estimated noise=1.21633 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00291089 Jy ! Component: 100 - total flux cleaned = 0.00366469 Jy ! Component: 150 - total flux cleaned = 0.00375453 Jy ! Component: 200 - total flux cleaned = 0.00379167 Jy ! Total flux subtracted in 200 components = 0.00379167 Jy ! Clean residual min=-0.004552 max=0.003490 Jy/beam ! Clean residual mean=-0.000006 rms=0.001058 Jy/beam ! Combined flux in latest and established models = 0.325002 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 = 6.57259e-05 Jy ! Component: 100 - total flux cleaned = 6.55275e-05 Jy ! Component: 150 - total flux cleaned = 6.63484e-05 Jy ! Component: 200 - total flux cleaned = 9.29126e-05 Jy ! Total flux subtracted in 200 components = 9.29126e-05 Jy ! Clean residual min=-0.004356 max=0.003325 Jy/beam ! Clean residual mean=-0.000007 rms=0.001028 Jy/beam ! Combined flux in latest and established models = 0.325095 Jy ! Adding 25 model components to the UV plane model. ! The established model now contains 93 components and 0.325095 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.7013 mas, bmaj=1.892 mas, bpa=-2.918 degrees ! Estimated noise=0.87557 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000531262 Jy ! Component: 100 - total flux cleaned = -0.00079788 Jy ! Component: 150 - total flux cleaned = -0.000740774 Jy ! Component: 200 - total flux cleaned = -0.000693159 Jy ! Total flux subtracted in 200 components = -0.000693159 Jy ! Clean residual min=-0.002824 max=0.002642 Jy/beam ! Clean residual mean=-0.000001 rms=0.000618 Jy/beam ! Combined flux in latest and established models = 0.324402 Jy selfcal ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 102 components and 0.324402 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=0.102997Jy sigma=0.452361 ! Fit after self-cal, rms=0.102950Jy sigma=0.452102 wmodel J0258-3909_X_map.mod ! Writing 102 model components to file: J0258-3909_X_map.mod wobs J0258-3909_X_uvs.fits ! Writing UV FITS file: J0258-3909_X_uvs.fits wwins J0258-3909_X_map.win ! wwins: Wrote 6 windows to J0258-3909_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 = -0.00098019 Jy ! Component: 100 - total flux cleaned = -0.00137084 Jy ! Component: 150 - total flux cleaned = -0.00177277 Jy ! Component: 200 - total flux cleaned = -0.00226891 Jy ! Component: 250 - total flux cleaned = -0.00281468 Jy ! Component: 300 - total flux cleaned = -0.00319966 Jy ! Component: 350 - total flux cleaned = -0.0034695 Jy ! Component: 400 - total flux cleaned = -0.00366619 Jy ! Component: 450 - total flux cleaned = -0.00385621 Jy ! Component: 500 - total flux cleaned = -0.0039487 Jy ! Component: 550 - total flux cleaned = -0.00415785 Jy ! Component: 600 - total flux cleaned = -0.00430348 Jy ! Component: 650 - total flux cleaned = -0.00436077 Jy ! Component: 700 - total flux cleaned = -0.00444337 Jy ! Component: 750 - total flux cleaned = -0.00447032 Jy ! Component: 800 - total flux cleaned = -0.00447056 Jy ! Component: 850 - total flux cleaned = -0.00454746 Jy ! Component: 900 - total flux cleaned = -0.00462262 Jy ! Component: 950 - total flux cleaned = -0.004672 Jy ! Component: 1000 - total flux cleaned = -0.00476925 Jy ! Component: 1050 - total flux cleaned = -0.00493628 Jy ! Component: 1100 - total flux cleaned = -0.00505286 Jy ! Component: 1150 - total flux cleaned = -0.00516826 Jy ! Component: 1200 - total flux cleaned = -0.00528193 Jy ! Component: 1250 - total flux cleaned = -0.00534926 Jy ! Component: 1300 - total flux cleaned = -0.00532786 Jy ! Component: 1350 - total flux cleaned = -0.00545696 Jy ! Component: 1400 - total flux cleaned = -0.00547754 Jy ! Component: 1450 - total flux cleaned = -0.00551912 Jy ! Component: 1500 - total flux cleaned = -0.00560155 Jy ! Component: 1550 - total flux cleaned = -0.00568293 Jy ! Component: 1600 - total flux cleaned = -0.00582335 Jy ! Component: 1650 - total flux cleaned = -0.00588298 Jy ! Component: 1700 - total flux cleaned = -0.00601957 Jy ! Component: 1750 - total flux cleaned = -0.00613525 Jy ! Component: 1800 - total flux cleaned = -0.00619256 Jy ! Component: 1850 - total flux cleaned = -0.00624957 Jy ! Component: 1900 - total flux cleaned = -0.00638012 Jy ! Component: 1950 - total flux cleaned = -0.0064725 Jy ! Component: 2000 - total flux cleaned = -0.00658208 Jy ! Component: 2050 - total flux cleaned = -0.00667241 Jy ! Component: 2100 - total flux cleaned = -0.00676175 Jy ! Component: 2150 - total flux cleaned = -0.00683261 Jy ! Component: 2200 - total flux cleaned = -0.00688506 Jy ! Component: 2250 - total flux cleaned = -0.00695469 Jy ! Component: 2300 - total flux cleaned = -0.00704064 Jy ! Component: 2350 - total flux cleaned = -0.00705785 Jy ! Component: 2400 - total flux cleaned = -0.00719296 Jy ! Component: 2450 - total flux cleaned = -0.00724318 Jy ! Component: 2500 - total flux cleaned = -0.00732588 Jy ! Component: 2550 - total flux cleaned = -0.00737515 Jy ! Component: 2600 - total flux cleaned = -0.00742399 Jy ! Component: 2650 - total flux cleaned = -0.0075208 Jy ! Component: 2700 - total flux cleaned = -0.00760087 Jy ! Component: 2750 - total flux cleaned = -0.00763275 Jy ! Component: 2800 - total flux cleaned = -0.00774294 Jy ! Component: 2850 - total flux cleaned = -0.00775853 Jy ! Component: 2900 - total flux cleaned = -0.00788255 Jy ! Component: 2950 - total flux cleaned = -0.00795924 Jy ! Component: 3000 - total flux cleaned = -0.00802018 Jy ! Component: 3050 - total flux cleaned = -0.0080808 Jy ! Component: 3100 - total flux cleaned = -0.00814096 Jy ! Component: 3150 - total flux cleaned = -0.00818588 Jy ! Component: 3200 - total flux cleaned = -0.00827466 Jy ! Component: 3250 - total flux cleaned = -0.00828942 Jy ! Component: 3300 - total flux cleaned = -0.00834784 Jy ! Component: 3350 - total flux cleaned = -0.00840581 Jy ! Component: 3400 - total flux cleaned = -0.00842014 Jy ! Component: 3450 - total flux cleaned = -0.00847736 Jy ! Component: 3500 - total flux cleaned = -0.00854827 Jy ! Component: 3550 - total flux cleaned = -0.00863285 Jy ! Component: 3600 - total flux cleaned = -0.00871653 Jy ! Component: 3650 - total flux cleaned = -0.00871656 Jy ! Component: 3700 - total flux cleaned = -0.00874419 Jy ! Component: 3750 - total flux cleaned = -0.00882643 Jy ! Component: 3800 - total flux cleaned = -0.00889437 Jy ! Component: 3850 - total flux cleaned = -0.00893497 Jy ! Component: 3900 - total flux cleaned = -0.00901553 Jy ! Component: 3950 - total flux cleaned = -0.009069 Jy ! Component: 4000 - total flux cleaned = -0.00908228 Jy ! Component: 4050 - total flux cleaned = -0.00913498 Jy ! Total flux subtracted in 4096 components = -0.00918742 Jy ! Clean residual min=-0.000786 max=0.000744 Jy/beam ! Clean residual mean=-0.000000 rms=0.000229 Jy/beam ! Combined flux in latest and established models = 0.315214 Jy keep ! Adding 304 model components to the UV plane model. ! The established model now contains 406 components and 0.315214 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /image_prod/ug002_uva//J0258-3909_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7013 x 1.892 at -2.918 degrees (North through East) ! Clean map min=-0.0015672 max=0.16627 Jy/beam ! Writing clean map to FITS file: /image_prod/ug002_uva//J0258-3909_X_map.fits wmodel /image_prod/ug002_uva//J0258-3909_X_map.mod ! Writing 406 model components to file: /image_prod/ug002_uva//J0258-3909_X_map.mod wobs /image_prod/ug002_uva//J0258-3909_X_uvs.fits ! Writing UV FITS file: /image_prod/ug002_uva//J0258-3909_X_uvs.fits wwins /image_prod/ug002_uva//J0258-3909_X_map.win ! wwins: Wrote 7 windows to /image_prod/ug002_uva//J0258-3909_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.16627 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000226665 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.40897 0.40897 0.817941 1.63588 3.27176 6.54353 13.0871 26.1741 52.3482 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0006 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.166 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 733.549 quit ! Quitting program ! Log file /image_prod/ug002_uva//J0258-3909_X_dfm.log closed on Wed Mar 4 19:44:49 2020