! Started logfile: /image_prod/ug002_uva//J0308+2355_X_dfm.log on Wed Mar 4 19:49:41 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//J0308+2355_X_uva.fits ! Reading UV FITS file: /image_prod/ug002_uva//J0308+2355_X_uva.fits ! AN table 1: 45 integrations on 36 of 36 possible baselines. ! Apparent sampling: 0.908025 visibilities/baseline/integration-bin. ! Found source: J0308+2355 ! ! 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 121 lines of history. ! ! Reading 17652 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 J0308+2355_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 16 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 16 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 16 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 16 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 16 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 16 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 16 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 16 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 16 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 16 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 16 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 16 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.006420Jy sigma=9.590347 ! Fit after self-cal, rms=0.913504Jy sigma=8.714160 ! 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=0.75 mas, bmaj=2.507 mas, bpa=-19.03 degrees ! Estimated noise=1.03697 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 = 0.0658409 Jy ! Component: 100 - total flux cleaned = 0.0808477 Jy ! Total flux subtracted in 100 components = 0.0808477 Jy ! Clean residual min=-0.003215 max=0.005583 Jy/beam ! Clean residual mean=-0.000002 rms=0.000752 Jy/beam ! Combined flux in latest and established models = 0.0808477 Jy ! Performing phase self-cal ! Adding 5 model components to the UV plane model. ! The established model now contains 5 components and 0.0808477 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=0.056480Jy sigma=0.507708 ! Fit after self-cal, rms=0.056397Jy sigma=0.506706 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00595549 Jy ! Component: 100 - total flux cleaned = 0.00901707 Jy ! Total flux subtracted in 100 components = 0.00901707 Jy ! Clean residual min=-0.002984 max=0.003023 Jy/beam ! Clean residual mean=-0.000001 rms=0.000654 Jy/beam ! Combined flux in latest and established models = 0.0898647 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 10 components and 0.0898647 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=0.055596Jy sigma=0.498709 ! Fit after self-cal, rms=0.055609Jy sigma=0.498663 ! 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=0.9855 mas, bmaj=2.672 mas, bpa=-17.29 degrees ! Estimated noise=0.565745 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 = 0.00291371 Jy ! Component: 100 - total flux cleaned = 0.00457093 Jy ! Component: 150 - total flux cleaned = 0.00559206 Jy ! Component: 200 - total flux cleaned = 0.00598308 Jy ! Total flux subtracted in 200 components = 0.00598308 Jy ! Clean residual min=-0.002600 max=0.002407 Jy/beam ! Clean residual mean=0.000000 rms=0.000558 Jy/beam ! Combined flux in latest and established models = 0.0958478 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 28 components and 0.0958478 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=0.055453Jy sigma=0.497096 ! Fit after self-cal, rms=0.055460Jy sigma=0.497077 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9855 x 2.672 at -17.29 degrees (North through East) ! Clean map min=-0.0025096 max=0.087311 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 0.97 HN 1.10 KP 1.08 ! LA 0.98 MK 1.03 NL 1.12 OV 0.89 ! PT 0.91 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.93 FD 1.05 HN 1.00 KP 1.02 ! LA 1.02 MK 1.02 NL 1.06 OV 0.93 ! PT 0.93 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 1.03 HN 1.05 KP 1.05 ! LA 0.99 MK 1.02 NL 1.11 OV 0.92 ! PT 0.93 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 1.00 HN 1.01 KP 1.11 ! LA 0.96 MK 0.98 NL 1.11 OV 0.89 ! PT 0.89 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 1.25 HN 1.01 KP 1.09 ! LA 1.03 MK 1.06 NL 1.11 OV 0.90 ! PT 0.94 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 1.00 HN 0.98 KP 1.10 ! LA 0.98 MK 0.99 NL 1.15 OV 0.89 ! PT 0.92 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 1.03 HN 1.02 KP 1.08 ! LA 1.03 MK 0.97 NL 1.08 OV 0.89 ! PT 0.94 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 0.96 HN 1.02 KP 1.09 ! LA 0.98 MK 0.99 NL 1.11 OV 0.94 ! PT 0.92 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 0.98 HN 1.00 KP 1.07 ! LA 1.00 MK 0.97 NL 1.09 OV 0.91 ! PT 0.94 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 1.06 HN 1.00 KP 1.06 ! LA 0.96 MK 1.01 NL 1.14 OV 0.89 ! PT 0.91 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 0.94 FD 1.02 HN 1.01 KP 1.04 ! LA 1.04 MK 1.02 NL 1.14 OV 0.93 ! PT 0.89 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 0.91 FD 1.11 HN 1.00 KP 1.10 ! LA 0.98 MK 1.02 NL 1.12 OV 0.86 ! PT 0.87 ! ! ! Fit before self-cal, rms=0.055460Jy sigma=0.497077 ! Fit after self-cal, rms=0.054225Jy sigma=0.489898 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.9944 mas, bmaj=2.666 mas, bpa=-17.15 degrees ! Estimated noise=0.564437 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 = -0.00128986 Jy ! Component: 100 - total flux cleaned = -0.00155258 Jy ! Component: 150 - total flux cleaned = -0.0015946 Jy ! Component: 200 - total flux cleaned = -0.00164508 Jy ! Total flux subtracted in 200 components = -0.00164508 Jy ! Clean residual min=-0.001305 max=0.001258 Jy/beam ! Clean residual mean=-0.000000 rms=0.000295 Jy/beam ! Combined flux in latest and established models = 0.0942027 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 39 components and 0.0942027 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=0.054192Jy sigma=0.489588 ! Fit after self-cal, rms=0.054219Jy sigma=0.489407 ! 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=0.054219Jy sigma=0.489407 ! Fit after self-cal, rms=0.054471Jy sigma=0.487243 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9938 mas, bmaj=2.668 mas, bpa=-17.08 degrees ! Estimated noise=0.564155 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000632336 Jy ! Component: 100 - total flux cleaned = -0.000737574 Jy ! Component: 150 - total flux cleaned = -0.000771401 Jy ! Component: 200 - total flux cleaned = -0.000800367 Jy ! Total flux subtracted in 200 components = -0.000800367 Jy ! Clean residual min=-0.001111 max=0.001125 Jy/beam ! Clean residual mean=0.000000 rms=0.000269 Jy/beam ! Combined flux in latest and established models = 0.0934024 Jy selfcal ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 44 components and 0.0934024 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=0.054462Jy sigma=0.487162 ! Fit after self-cal, rms=0.054480Jy sigma=0.487121 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 = -4.14429e-05 Jy ! Component: 100 - total flux cleaned = -5.85157e-05 Jy ! Component: 150 - total flux cleaned = -6.66719e-05 Jy ! Component: 200 - total flux cleaned = -8.2366e-05 Jy ! Total flux subtracted in 200 components = -8.2366e-05 Jy ! Clean residual min=-0.001104 max=0.001114 Jy/beam ! Clean residual mean=-0.000000 rms=0.000269 Jy/beam ! Combined flux in latest and established models = 0.09332 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 47 components and 0.09332 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=0.054478Jy sigma=0.487101 ! Fit after self-cal, rms=0.054478Jy sigma=0.487101 ! 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=0.054478Jy sigma=0.487101 ! Fit after self-cal, rms=0.054637Jy sigma=0.487061 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9957 mas, bmaj=2.669 mas, bpa=-17.04 degrees ! Estimated noise=0.564143 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000344752 Jy ! Component: 100 - total flux cleaned = -0.000404282 Jy ! Component: 150 - total flux cleaned = -0.000430273 Jy ! Component: 200 - total flux cleaned = -0.000446727 Jy ! Total flux subtracted in 200 components = -0.000446727 Jy ! Clean residual min=-0.001075 max=0.001112 Jy/beam ! Clean residual mean=0.000000 rms=0.000265 Jy/beam ! Combined flux in latest and established models = 0.0928733 Jy selfcal ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 49 components and 0.0928733 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=0.054633Jy sigma=0.487028 ! Fit after self-cal, rms=0.054637Jy sigma=0.487027 flux_cutoff = imstat(rms) * dynam ! Inverting map repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -2.47649e-05 Jy ! Component: 100 - total flux cleaned = -3.23161e-05 Jy ! Component: 150 - total flux cleaned = -4.65418e-05 Jy ! Component: 200 - total flux cleaned = -5.37025e-05 Jy ! Total flux subtracted in 200 components = -5.37025e-05 Jy ! Clean residual min=-0.001069 max=0.001107 Jy/beam ! Clean residual mean=0.000000 rms=0.000265 Jy/beam ! Combined flux in latest and established models = 0.0928196 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 49 components and 0.0928196 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=0.054635Jy sigma=0.487013 ! Fit after self-cal, rms=0.054635Jy sigma=0.487012 ! 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=0.054635Jy sigma=0.487012 ! Fit after self-cal, rms=0.054689Jy sigma=0.487004 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.149 mas, bmaj=3.025 mas, bpa=-10.41 degrees ! Estimated noise=0.662419 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000352489 Jy ! Component: 100 - total flux cleaned = -0.000505961 Jy ! Component: 150 - total flux cleaned = -0.000529871 Jy ! Component: 200 - total flux cleaned = -0.000539056 Jy ! Total flux subtracted in 200 components = -0.000539056 Jy ! Clean residual min=-0.001064 max=0.000971 Jy/beam ! Clean residual mean=0.000000 rms=0.000277 Jy/beam ! Combined flux in latest and established models = 0.0922805 Jy selfcal ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 53 components and 0.0922805 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=0.054691Jy sigma=0.487010 ! Fit after self-cal, rms=0.054691Jy sigma=0.487008 flux_cutoff = imstat(rms) * dynam ! Inverting map repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -2.99818e-05 Jy ! Component: 100 - total flux cleaned = -3.83169e-05 Jy ! Component: 150 - total flux cleaned = -4.22721e-05 Jy ! Component: 200 - total flux cleaned = -4.96968e-05 Jy ! Total flux subtracted in 200 components = -4.96968e-05 Jy ! Clean residual min=-0.001061 max=0.000971 Jy/beam ! Clean residual mean=0.000000 rms=0.000277 Jy/beam ! Combined flux in latest and established models = 0.0922308 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 54 components and 0.0922308 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=0.054692Jy sigma=0.487013 ! Fit after self-cal, rms=0.054692Jy sigma=0.487013 ! 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=0.997 mas, bmaj=2.669 mas, bpa=-17.02 degrees ! Estimated noise=0.563973 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.997 x 2.669 at -17.02 degrees (North through East) ! Clean map min=-0.00099734 max=0.087273 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=0.7574 mas, bmaj=2.501 mas, bpa=-18.8 degrees ! Estimated noise=1.04171 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0661018 Jy ! Component: 100 - total flux cleaned = 0.080979 Jy ! Component: 150 - total flux cleaned = 0.0864856 Jy ! Component: 200 - total flux cleaned = 0.089272 Jy ! Total flux subtracted in 200 components = 0.089272 Jy ! Clean residual min=-0.002388 max=0.002101 Jy/beam ! Clean residual mean=-0.000001 rms=0.000533 Jy/beam ! Combined flux in latest and established models = 0.089272 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 16 model components to the UV plane model. ! The established model now contains 16 components and 0.089272 Jy ! Inverting map and beam ! Estimated beam: bmin=0.997 mas, bmaj=2.669 mas, bpa=-17.02 degrees ! Estimated noise=0.563973 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 = 0.00207388 Jy ! Component: 100 - total flux cleaned = 0.00286516 Jy ! Component: 150 - total flux cleaned = 0.00307023 Jy ! Component: 200 - total flux cleaned = 0.00313661 Jy ! Total flux subtracted in 200 components = 0.00313661 Jy ! Clean residual min=-0.001080 max=0.001141 Jy/beam ! Clean residual mean=0.000000 rms=0.000267 Jy/beam ! Combined flux in latest and established models = 0.0924086 Jy ! Adding 20 model components to the UV plane model. ! The established model now contains 33 components and 0.0924086 Jy ! Inverting map ! Added new window around map position (38.6, -28). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000794044 Jy ! Component: 100 - total flux cleaned = 0.00076959 Jy ! Component: 150 - total flux cleaned = 0.000769334 Jy ! Component: 200 - total flux cleaned = 0.000876432 Jy ! Total flux subtracted in 200 components = 0.000876432 Jy ! Clean residual min=-0.001055 max=0.000990 Jy/beam ! Clean residual mean=-0.000000 rms=0.000259 Jy/beam ! Combined flux in latest and established models = 0.0932851 Jy ! Adding 20 model components to the UV plane model. ! The established model now contains 50 components and 0.0932851 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=2.149 mas, bmaj=3.025 mas, bpa=-10.41 degrees ! Estimated noise=0.662419 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000136918 Jy ! Component: 100 - total flux cleaned = -0.000146231 Jy ! Component: 150 - total flux cleaned = -0.000173631 Jy ! Component: 200 - total flux cleaned = -0.000173394 Jy ! Total flux subtracted in 200 components = -0.000173394 Jy ! Clean residual min=-0.000982 max=0.000951 Jy/beam ! Clean residual mean=-0.000000 rms=0.000271 Jy/beam ! Combined flux in latest and established models = 0.0931117 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 = -7.80366e-06 Jy ! Component: 100 - total flux cleaned = -7.59134e-06 Jy ! Component: 150 - total flux cleaned = 1.32076e-05 Jy ! Component: 200 - total flux cleaned = 1.33626e-05 Jy ! Total flux subtracted in 200 components = 1.33626e-05 Jy ! Clean residual min=-0.000983 max=0.000946 Jy/beam ! Clean residual mean=-0.000000 rms=0.000270 Jy/beam ! Combined flux in latest and established models = 0.093125 Jy ! Adding 25 model components to the UV plane model. ! The established model now contains 72 components and 0.093125 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.997 mas, bmaj=2.669 mas, bpa=-17.02 degrees ! Estimated noise=0.563973 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 9.64907e-05 Jy ! Component: 100 - total flux cleaned = 0.000167391 Jy ! Component: 150 - total flux cleaned = 0.000232557 Jy ! Component: 200 - total flux cleaned = 0.000293392 Jy ! Total flux subtracted in 200 components = 0.000293392 Jy ! Clean residual min=-0.001067 max=0.000996 Jy/beam ! Clean residual mean=-0.000000 rms=0.000256 Jy/beam ! Combined flux in latest and established models = 0.0934184 Jy selfcal ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 85 components and 0.0934184 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=0.054657Jy sigma=0.486755 ! Fit after self-cal, rms=0.054652Jy sigma=0.486728 wmodel J0308+2355_X_map.mod ! Writing 85 model components to file: J0308+2355_X_map.mod wobs J0308+2355_X_uvs.fits ! Writing UV FITS file: J0308+2355_X_uvs.fits wwins J0308+2355_X_map.win ! wwins: Wrote 2 windows to J0308+2355_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 = -0.000160652 Jy ! Component: 100 - total flux cleaned = -0.000232875 Jy ! Component: 150 - total flux cleaned = -0.000250147 Jy ! Component: 200 - total flux cleaned = -0.00023346 Jy ! Component: 250 - total flux cleaned = -0.000217155 Jy ! Component: 300 - total flux cleaned = -0.000217051 Jy ! Component: 350 - total flux cleaned = -0.000201356 Jy ! Component: 400 - total flux cleaned = -0.000171187 Jy ! Component: 450 - total flux cleaned = -0.000171418 Jy ! Component: 500 - total flux cleaned = -0.000171627 Jy ! Component: 550 - total flux cleaned = -0.000186144 Jy ! Component: 600 - total flux cleaned = -0.000185803 Jy ! Component: 650 - total flux cleaned = -0.00014379 Jy ! Component: 700 - total flux cleaned = -0.00015755 Jy ! Component: 750 - total flux cleaned = -0.000116654 Jy ! Component: 800 - total flux cleaned = -8.96283e-05 Jy ! Component: 850 - total flux cleaned = 3.01354e-06 Jy ! Component: 900 - total flux cleaned = 9.40084e-05 Jy ! Component: 950 - total flux cleaned = 0.000145303 Jy ! Component: 1000 - total flux cleaned = 0.000183461 Jy ! Component: 1050 - total flux cleaned = 0.000233595 Jy ! Component: 1100 - total flux cleaned = 0.000320222 Jy ! Component: 1150 - total flux cleaned = 0.000344796 Jy ! Component: 1200 - total flux cleaned = 0.000417133 Jy ! Component: 1250 - total flux cleaned = 0.000452958 Jy ! Component: 1300 - total flux cleaned = 0.000512244 Jy ! Component: 1350 - total flux cleaned = 0.000594303 Jy ! Component: 1400 - total flux cleaned = 0.000617364 Jy ! Component: 1450 - total flux cleaned = 0.000640432 Jy ! Component: 1500 - total flux cleaned = 0.00073149 Jy ! Component: 1550 - total flux cleaned = 0.000799026 Jy ! Component: 1600 - total flux cleaned = 0.000832487 Jy ! Component: 1650 - total flux cleaned = 0.00088771 Jy ! Component: 1700 - total flux cleaned = 0.000953475 Jy ! Component: 1750 - total flux cleaned = 0.00105116 Jy ! Component: 1800 - total flux cleaned = 0.00107268 Jy ! Component: 1850 - total flux cleaned = 0.00115813 Jy ! Component: 1900 - total flux cleaned = 0.00118984 Jy ! Component: 1950 - total flux cleaned = 0.00123191 Jy ! Component: 2000 - total flux cleaned = 0.00131526 Jy ! Component: 2050 - total flux cleaned = 0.00137734 Jy ! Component: 2100 - total flux cleaned = 0.00140819 Jy ! Component: 2150 - total flux cleaned = 0.00151004 Jy ! Component: 2200 - total flux cleaned = 0.00156035 Jy ! Component: 2250 - total flux cleaned = 0.00164061 Jy ! Component: 2300 - total flux cleaned = 0.00168037 Jy ! Component: 2350 - total flux cleaned = 0.00177915 Jy ! Component: 2400 - total flux cleaned = 0.0018379 Jy ! Component: 2450 - total flux cleaned = 0.00190608 Jy ! Component: 2500 - total flux cleaned = 0.00198341 Jy ! Component: 2550 - total flux cleaned = 0.00201222 Jy ! Component: 2600 - total flux cleaned = 0.00203132 Jy ! Component: 2650 - total flux cleaned = 0.00211661 Jy ! Component: 2700 - total flux cleaned = 0.0021731 Jy ! Component: 2750 - total flux cleaned = 0.00221992 Jy ! Component: 2800 - total flux cleaned = 0.00224778 Jy ! Component: 2850 - total flux cleaned = 0.00227544 Jy ! Component: 2900 - total flux cleaned = 0.00233966 Jy ! Component: 2950 - total flux cleaned = 0.00237602 Jy ! Component: 3000 - total flux cleaned = 0.00237609 Jy ! Component: 3050 - total flux cleaned = 0.00244813 Jy ! Component: 3100 - total flux cleaned = 0.00248401 Jy ! Component: 3150 - total flux cleaned = 0.00251965 Jy ! Component: 3200 - total flux cleaned = 0.00254616 Jy ! Component: 3250 - total flux cleaned = 0.00260776 Jy ! Component: 3300 - total flux cleaned = 0.00261651 Jy ! Component: 3350 - total flux cleaned = 0.00264258 Jy ! Component: 3400 - total flux cleaned = 0.00268583 Jy ! Component: 3450 - total flux cleaned = 0.00272017 Jy ! Component: 3500 - total flux cleaned = 0.00275433 Jy ! Component: 3550 - total flux cleaned = 0.00279677 Jy ! Component: 3600 - total flux cleaned = 0.00279671 Jy ! Component: 3650 - total flux cleaned = 0.00283866 Jy ! Component: 3700 - total flux cleaned = 0.00284705 Jy ! Component: 3750 - total flux cleaned = 0.00286369 Jy ! Component: 3800 - total flux cleaned = 0.00288021 Jy ! Component: 3850 - total flux cleaned = 0.00291311 Jy ! Component: 3900 - total flux cleaned = 0.00292948 Jy ! Component: 3950 - total flux cleaned = 0.00291322 Jy ! Component: 4000 - total flux cleaned = 0.00296174 Jy ! Component: 4050 - total flux cleaned = 0.00293757 Jy ! Total flux subtracted in 4096 components = 0.00292956 Jy ! Clean residual min=-0.000465 max=0.000459 Jy/beam ! Clean residual mean=-0.000000 rms=0.000143 Jy/beam ! Combined flux in latest and established models = 0.096348 Jy keep ! Adding 310 model components to the UV plane model. ! The established model now contains 395 components and 0.096348 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /image_prod/ug002_uva//J0308+2355_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.997 x 2.669 at -17.02 degrees (North through East) ! Clean map min=-0.00089907 max=0.087464 Jy/beam ! Writing clean map to FITS file: /image_prod/ug002_uva//J0308+2355_X_map.fits wmodel /image_prod/ug002_uva//J0308+2355_X_map.mod ! Writing 395 model components to file: /image_prod/ug002_uva//J0308+2355_X_map.mod wobs /image_prod/ug002_uva//J0308+2355_X_uvs.fits ! Writing UV FITS file: /image_prod/ug002_uva//J0308+2355_X_uvs.fits wwins /image_prod/ug002_uva//J0308+2355_X_map.win ! wwins: Wrote 3 windows to /image_prod/ug002_uva//J0308+2355_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0874637 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000142788 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.489763 0.489763 0.979527 1.95905 3.91811 7.83621 15.6724 31.3449 62.6897 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0004 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.087 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 612.54 quit ! Quitting program ! Log file /image_prod/ug002_uva//J0308+2355_X_dfm.log closed on Wed Mar 4 19:49:46 2020