! Started logfile: /image_prod/ug002_uva//J1146-2859_X_dfm.log on Thu Mar 5 00:12:25 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//J1146-2859_X_uva.fits ! Reading UV FITS file: /image_prod/ug002_uva//J1146-2859_X_uva.fits ! AN table 1: 75 integrations on 21 of 21 possible baselines. ! Apparent sampling: 0.845714 visibilities/baseline/integration-bin. ! Found source: J1146-2859 ! ! 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 15984 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 J1146-2859_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 40 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 40 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 40 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 40 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 40 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 40 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 40 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 40 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 40 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 40 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 40 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 40 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.037156Jy sigma=7.755720 ! Fit after self-cal, rms=0.768572Jy sigma=5.703663 ! 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=0.5486 mas, bmaj=1.435 mas, bpa=-3.513 degrees ! Estimated noise=1.88017 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 = 0.174826 Jy ! Component: 100 - total flux cleaned = 0.219097 Jy ! Total flux subtracted in 100 components = 0.219097 Jy ! Clean residual min=-0.014250 max=0.019433 Jy/beam ! Clean residual mean=0.000014 rms=0.003200 Jy/beam ! Combined flux in latest and established models = 0.219097 Jy ! Performing phase self-cal ! Adding 5 model components to the UV plane model. ! The established model now contains 5 components and 0.219097 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=0.077081Jy sigma=0.575800 ! Fit after self-cal, rms=0.076868Jy sigma=0.574628 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0222853 Jy ! Component: 100 - total flux cleaned = 0.0345522 Jy ! Total flux subtracted in 100 components = 0.0345522 Jy ! Clean residual min=-0.011458 max=0.014896 Jy/beam ! Clean residual mean=0.000005 rms=0.002230 Jy/beam ! Combined flux in latest and established models = 0.25365 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 10 components and 0.25365 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=0.067782Jy sigma=0.493954 ! Fit after self-cal, rms=0.067672Jy sigma=0.493187 ! Inverting map ! Added new window around map position (-4, 18.4). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0133864 Jy ! Component: 100 - total flux cleaned = 0.0209479 Jy ! Total flux subtracted in 100 components = 0.0209479 Jy ! Clean residual min=-0.009063 max=0.009549 Jy/beam ! Clean residual mean=0.000004 rms=0.001724 Jy/beam ! Combined flux in latest and established models = 0.274597 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 20 components and 0.274597 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=0.064205Jy sigma=0.463053 ! Fit after self-cal, rms=0.063958Jy sigma=0.460604 ! 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=0.7062 mas, bmaj=1.655 mas, bpa=-2.452 degrees ! Estimated noise=0.756519 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 = 0.0101265 Jy ! Component: 100 - total flux cleaned = 0.0160717 Jy ! Component: 150 - total flux cleaned = 0.0200742 Jy ! Component: 200 - total flux cleaned = 0.0228193 Jy ! Total flux subtracted in 200 components = 0.0228193 Jy ! Clean residual min=-0.009553 max=0.008963 Jy/beam ! Clean residual mean=0.000002 rms=0.001995 Jy/beam ! Combined flux in latest and established models = 0.297417 Jy ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 38 components and 0.297417 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=0.062342Jy sigma=0.446013 ! Fit after self-cal, rms=0.062223Jy sigma=0.444633 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7062 x 1.655 at -2.452 degrees (North through East) ! Clean map min=-0.0087594 max=0.22707 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 KP 1.02 LA 1.01 MK 0.99 ! NL 1.08 OV 0.92 SC 0.98 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 KP 1.03 LA 1.02 MK 0.98 ! NL 1.07 OV 0.91 SC 0.99 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 KP 1.01 LA 1.02 MK 0.97 ! NL 1.09 OV 0.91 SC 1.01 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 KP 1.04 LA 1.03 MK 1.00 ! NL 1.09 OV 0.90 SC 1.02 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 KP 1.03 LA 1.03 MK 0.98 ! NL 1.06 OV 0.91 SC 1.00 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 KP 1.05 LA 1.02 MK 1.01 ! NL 1.07 OV 0.90 SC 1.01 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 KP 1.01 LA 1.01 MK 1.02 ! NL 1.08 OV 0.92 SC 0.99 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 KP 1.03 LA 1.02 MK 1.04 ! NL 1.07 OV 0.90 SC 1.05 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 KP 1.03 LA 1.02 MK 1.04 ! NL 1.07 OV 0.89 SC 1.00 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 KP 1.05 LA 1.03 MK 1.04 ! NL 1.07 OV 0.91 SC 1.02 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 KP 1.04 LA 1.02 MK 1.03 ! NL 1.09 OV 0.91 SC 1.00 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 KP 1.00 LA 1.01 MK 1.07 ! NL 1.08 OV 0.91 SC 1.02 ! ! ! Fit before self-cal, rms=0.062223Jy sigma=0.444633 ! Fit after self-cal, rms=0.060750Jy sigma=0.426500 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.7095 mas, bmaj=1.66 mas, bpa=-2.174 degrees ! Estimated noise=0.760709 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, -5.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00695152 Jy ! Component: 100 - total flux cleaned = 0.00812054 Jy ! Component: 150 - total flux cleaned = 0.00864964 Jy ! Component: 200 - total flux cleaned = 0.00885068 Jy ! Total flux subtracted in 200 components = 0.00885068 Jy ! Clean residual min=-0.004240 max=0.003680 Jy/beam ! Clean residual mean=0.000002 rms=0.000881 Jy/beam ! Combined flux in latest and established models = 0.306267 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 58 components and 0.306267 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=0.059975Jy sigma=0.420433 ! Fit after self-cal, rms=0.059943Jy sigma=0.419800 ! 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=0.059943Jy sigma=0.419800 ! Fit after self-cal, rms=0.059405Jy sigma=0.418238 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.7081 mas, bmaj=1.654 mas, bpa=-2.22 degrees ! Estimated noise=0.758091 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000670533 Jy ! Component: 100 - total flux cleaned = 0.00131856 Jy ! Component: 150 - total flux cleaned = 0.00157657 Jy ! Component: 200 - total flux cleaned = 0.00186815 Jy ! Total flux subtracted in 200 components = 0.00186815 Jy ! Clean residual min=-0.003503 max=0.003020 Jy/beam ! Clean residual mean=0.000002 rms=0.000695 Jy/beam ! Combined flux in latest and established models = 0.308135 Jy selfcal ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 73 components and 0.308135 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=0.059254Jy sigma=0.417087 ! Fit after self-cal, rms=0.059223Jy sigma=0.416959 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 = 0.000293412 Jy ! Component: 100 - total flux cleaned = 0.000469707 Jy ! Component: 150 - total flux cleaned = 0.00062571 Jy ! Component: 200 - total flux cleaned = 0.000654962 Jy ! Total flux subtracted in 200 components = 0.000654962 Jy ! Clean residual min=-0.003348 max=0.002821 Jy/beam ! Clean residual mean=0.000002 rms=0.000664 Jy/beam ! Combined flux in latest and established models = 0.30879 Jy ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 82 components and 0.30879 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=0.059182Jy sigma=0.416671 ! Fit after self-cal, rms=0.059171Jy sigma=0.416645 ! 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=0.059171Jy sigma=0.416645 ! Fit after self-cal, rms=0.059107Jy sigma=0.416321 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.7078 mas, bmaj=1.652 mas, bpa=-2.19 degrees ! Estimated noise=0.757312 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00076616 Jy ! Component: 100 - total flux cleaned = -0.000567125 Jy ! Component: 150 - total flux cleaned = -0.000358193 Jy ! Component: 200 - total flux cleaned = -0.000207232 Jy ! Total flux subtracted in 200 components = -0.000207232 Jy ! Clean residual min=-0.003014 max=0.002606 Jy/beam ! Clean residual mean=0.000002 rms=0.000596 Jy/beam ! Combined flux in latest and established models = 0.308583 Jy selfcal ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 85 components and 0.308583 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=0.059045Jy sigma=0.415910 ! Fit after self-cal, rms=0.059027Jy sigma=0.415849 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 = -0.000196875 Jy ! Component: 100 - total flux cleaned = -0.00017302 Jy ! Component: 150 - total flux cleaned = -0.000128197 Jy ! Component: 200 - total flux cleaned = -0.000107632 Jy ! Total flux subtracted in 200 components = -0.000107632 Jy ! Clean residual min=-0.002896 max=0.002479 Jy/beam ! Clean residual mean=0.000002 rms=0.000583 Jy/beam ! Combined flux in latest and established models = 0.308475 Jy ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 93 components and 0.308475 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=0.059008Jy sigma=0.415713 ! Fit after self-cal, rms=0.059000Jy sigma=0.415702 ! 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=0.059000Jy sigma=0.415702 ! Fit after self-cal, rms=0.059003Jy sigma=0.415516 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.033 mas, bmaj=4.984 mas, bpa=0.5817 degrees ! Estimated noise=1.07433 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00115335 Jy ! Component: 100 - total flux cleaned = -0.00106448 Jy ! Component: 150 - total flux cleaned = -0.000913846 Jy ! Component: 200 - total flux cleaned = -0.000779249 Jy ! Total flux subtracted in 200 components = -0.000779249 Jy ! Clean residual min=-0.003299 max=0.002878 Jy/beam ! Clean residual mean=0.000004 rms=0.000887 Jy/beam ! Combined flux in latest and established models = 0.307696 Jy selfcal ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 107 components and 0.307696 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=0.058994Jy sigma=0.415418 ! Fit after self-cal, rms=0.058970Jy sigma=0.415314 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 = -0.000144058 Jy ! Component: 100 - total flux cleaned = -0.000106043 Jy ! Component: 150 - total flux cleaned = -9.24323e-05 Jy ! Component: 200 - total flux cleaned = -4.54157e-05 Jy ! Total flux subtracted in 200 components = -4.54157e-05 Jy ! Clean residual min=-0.003273 max=0.003255 Jy/beam ! Clean residual mean=0.000003 rms=0.000871 Jy/beam ! Combined flux in latest and established models = 0.307651 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 112 components and 0.307651 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=0.058975Jy sigma=0.415325 ! Fit after self-cal, rms=0.058966Jy sigma=0.415306 ! 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=0.7076 mas, bmaj=1.651 mas, bpa=-2.17 degrees ! Estimated noise=0.756812 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7076 x 1.651 at -2.17 degrees (North through East) ! Clean map min=-0.0022514 max=0.22805 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=0.549 mas, bmaj=1.43 mas, bpa=-3.18 degrees ! Estimated noise=1.88763 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.175302 Jy ! Component: 100 - total flux cleaned = 0.222144 Jy ! Component: 150 - total flux cleaned = 0.245358 Jy ! Component: 200 - total flux cleaned = 0.259126 Jy ! Total flux subtracted in 200 components = 0.259126 Jy ! Clean residual min=-0.006150 max=0.007929 Jy/beam ! Clean residual mean=0.000007 rms=0.001493 Jy/beam ! Combined flux in latest and established models = 0.259126 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 10 model components to the UV plane model. ! The established model now contains 10 components and 0.259126 Jy ! Inverting map and beam ! Estimated beam: bmin=0.7076 mas, bmaj=1.651 mas, bpa=-2.17 degrees ! Estimated noise=0.756812 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) ! Added new window around map position (0.8, -3). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0129292 Jy ! Component: 100 - total flux cleaned = 0.0211587 Jy ! Component: 150 - total flux cleaned = 0.0269673 Jy ! Component: 200 - total flux cleaned = 0.0312812 Jy ! Total flux subtracted in 200 components = 0.0312812 Jy ! Clean residual min=-0.003202 max=0.003135 Jy/beam ! Clean residual mean=0.000004 rms=0.000901 Jy/beam ! Combined flux in latest and established models = 0.290408 Jy ! Adding 35 model components to the UV plane model. ! The established model now contains 42 components and 0.290408 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=2.033 mas, bmaj=4.984 mas, bpa=0.5817 degrees ! Estimated noise=1.07433 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00638668 Jy ! Component: 100 - total flux cleaned = 0.0100882 Jy ! Component: 150 - total flux cleaned = 0.0124289 Jy ! Component: 200 - total flux cleaned = 0.0140087 Jy ! Total flux subtracted in 200 components = 0.0140087 Jy ! Clean residual min=-0.003550 max=0.003449 Jy/beam ! Clean residual mean=0.000004 rms=0.000966 Jy/beam ! Combined flux in latest and established models = 0.304416 Jy flux_cutoff = imstat(rms) * dynam repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam keep new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00112329 Jy ! Component: 100 - total flux cleaned = 0.00196445 Jy ! Component: 150 - total flux cleaned = 0.00229503 Jy ! Component: 200 - total flux cleaned = 0.0025242 Jy ! Total flux subtracted in 200 components = 0.0025242 Jy ! Clean residual min=-0.003243 max=0.003249 Jy/beam ! Clean residual mean=0.000003 rms=0.000891 Jy/beam ! Combined flux in latest and established models = 0.306941 Jy ! Adding 59 model components to the UV plane model. ! The established model now contains 90 components and 0.306941 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.7076 mas, bmaj=1.651 mas, bpa=-2.17 degrees ! Estimated noise=0.756812 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000464483 Jy ! Component: 100 - total flux cleaned = 0.000575653 Jy ! Component: 150 - total flux cleaned = 0.000639459 Jy ! Component: 200 - total flux cleaned = 0.000694591 Jy ! Total flux subtracted in 200 components = 0.000694591 Jy ! Clean residual min=-0.002450 max=0.002414 Jy/beam ! Clean residual mean=0.000001 rms=0.000531 Jy/beam ! Combined flux in latest and established models = 0.307635 Jy selfcal ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 103 components and 0.307635 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=0.058965Jy sigma=0.415361 ! Fit after self-cal, rms=0.058954Jy sigma=0.415300 wmodel J1146-2859_X_map.mod ! Writing 103 model components to file: J1146-2859_X_map.mod wobs J1146-2859_X_uvs.fits ! Writing UV FITS file: J1146-2859_X_uvs.fits wwins J1146-2859_X_map.win ! wwins: Wrote 4 windows to J1146-2859_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 = -0.000269158 Jy ! Component: 100 - total flux cleaned = -0.000194254 Jy ! Component: 150 - total flux cleaned = -0.00012285 Jy ! Component: 200 - total flux cleaned = -0.000190319 Jy ! Component: 250 - total flux cleaned = -0.000284415 Jy ! Component: 300 - total flux cleaned = -0.000342809 Jy ! Component: 350 - total flux cleaned = -0.0003427 Jy ! Component: 400 - total flux cleaned = -0.000316323 Jy ! Component: 450 - total flux cleaned = -0.000316171 Jy ! Component: 500 - total flux cleaned = -0.000340538 Jy ! Component: 550 - total flux cleaned = -0.000388219 Jy ! Component: 600 - total flux cleaned = -0.000433722 Jy ! Component: 650 - total flux cleaned = -0.000389819 Jy ! Component: 700 - total flux cleaned = -0.000326399 Jy ! Component: 750 - total flux cleaned = -0.000285237 Jy ! Component: 800 - total flux cleaned = -0.000226326 Jy ! Component: 850 - total flux cleaned = -0.000245157 Jy ! Component: 900 - total flux cleaned = -0.000226377 Jy ! Component: 950 - total flux cleaned = -0.000208432 Jy ! Component: 1000 - total flux cleaned = -0.000191554 Jy ! Component: 1050 - total flux cleaned = -0.000157877 Jy ! Component: 1100 - total flux cleaned = -0.000141015 Jy ! Component: 1150 - total flux cleaned = -0.000140883 Jy ! Component: 1200 - total flux cleaned = -9.34165e-05 Jy ! Component: 1250 - total flux cleaned = -0.000155756 Jy ! Component: 1300 - total flux cleaned = -0.00018585 Jy ! Component: 1350 - total flux cleaned = -0.00015586 Jy ! Component: 1400 - total flux cleaned = -0.00018502 Jy ! Component: 1450 - total flux cleaned = -0.000170385 Jy ! Component: 1500 - total flux cleaned = -0.00011354 Jy ! Component: 1550 - total flux cleaned = -0.000155211 Jy ! Component: 1600 - total flux cleaned = -5.88749e-05 Jy ! Component: 1650 - total flux cleaned = -3.18755e-05 Jy ! Component: 1700 - total flux cleaned = 3.50408e-05 Jy ! Component: 1750 - total flux cleaned = 0.000100742 Jy ! Component: 1800 - total flux cleaned = 0.000139647 Jy ! Component: 1850 - total flux cleaned = 0.000203804 Jy ! Component: 1900 - total flux cleaned = 0.000229041 Jy ! Component: 1950 - total flux cleaned = 0.000291652 Jy ! Component: 2000 - total flux cleaned = 0.000316332 Jy ! Component: 2050 - total flux cleaned = 0.000389881 Jy ! Component: 2100 - total flux cleaned = 0.000414021 Jy ! Component: 2150 - total flux cleaned = 0.000461803 Jy ! Component: 2200 - total flux cleaned = 0.000473556 Jy ! Component: 2250 - total flux cleaned = 0.000508833 Jy ! Component: 2300 - total flux cleaned = 0.000532136 Jy ! Component: 2350 - total flux cleaned = 0.000532124 Jy ! Component: 2400 - total flux cleaned = 0.000543525 Jy ! Component: 2450 - total flux cleaned = 0.000520754 Jy ! Component: 2500 - total flux cleaned = 0.000509493 Jy ! Component: 2550 - total flux cleaned = 0.000520587 Jy ! Component: 2600 - total flux cleaned = 0.000498653 Jy ! Component: 2650 - total flux cleaned = 0.000520583 Jy ! Component: 2700 - total flux cleaned = 0.000477135 Jy ! Component: 2750 - total flux cleaned = 0.00046648 Jy ! Component: 2800 - total flux cleaned = 0.000466502 Jy ! Component: 2850 - total flux cleaned = 0.000445187 Jy ! Component: 2900 - total flux cleaned = 0.000434793 Jy ! Component: 2950 - total flux cleaned = 0.000434811 Jy ! Component: 3000 - total flux cleaned = 0.000424348 Jy ! Component: 3050 - total flux cleaned = 0.000455514 Jy ! Component: 3100 - total flux cleaned = 0.000414169 Jy ! Component: 3150 - total flux cleaned = 0.000445134 Jy ! Component: 3200 - total flux cleaned = 0.000445209 Jy ! Component: 3250 - total flux cleaned = 0.000465576 Jy ! Component: 3300 - total flux cleaned = 0.000465624 Jy ! Component: 3350 - total flux cleaned = 0.000465649 Jy ! Component: 3400 - total flux cleaned = 0.000475739 Jy ! Component: 3450 - total flux cleaned = 0.000455739 Jy ! Component: 3500 - total flux cleaned = 0.000485707 Jy ! Component: 3550 - total flux cleaned = 0.000455922 Jy ! Component: 3600 - total flux cleaned = 0.000495554 Jy ! Component: 3650 - total flux cleaned = 0.000485622 Jy ! Component: 3700 - total flux cleaned = 0.000475805 Jy ! Component: 3750 - total flux cleaned = 0.000495458 Jy ! Component: 3800 - total flux cleaned = 0.000485639 Jy ! Component: 3850 - total flux cleaned = 0.000495422 Jy ! Component: 3900 - total flux cleaned = 0.00048566 Jy ! Component: 3950 - total flux cleaned = 0.000505135 Jy ! Component: 4000 - total flux cleaned = 0.000495427 Jy ! Component: 4050 - total flux cleaned = 0.000534347 Jy ! Total flux subtracted in 4096 components = 0.000505236 Jy ! Clean residual min=-0.000700 max=0.000609 Jy/beam ! Clean residual mean=0.000001 rms=0.000148 Jy/beam ! Combined flux in latest and established models = 0.30814 Jy keep ! Adding 276 model components to the UV plane model. ! The established model now contains 379 components and 0.30814 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /image_prod/ug002_uva//J1146-2859_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7076 x 1.651 at -2.17 degrees (North through East) ! Clean map min=-0.0019898 max=0.22925 Jy/beam ! Writing clean map to FITS file: /image_prod/ug002_uva//J1146-2859_X_map.fits wmodel /image_prod/ug002_uva//J1146-2859_X_map.mod ! Writing 379 model components to file: /image_prod/ug002_uva//J1146-2859_X_map.mod wobs /image_prod/ug002_uva//J1146-2859_X_uvs.fits ! Writing UV FITS file: /image_prod/ug002_uva//J1146-2859_X_uvs.fits wwins /image_prod/ug002_uva//J1146-2859_X_map.win ! wwins: Wrote 5 windows to /image_prod/ug002_uva//J1146-2859_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.229251 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000147872 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.193507 0.193507 0.387013 0.774026 1.54805 3.09611 6.19221 12.3844 24.7688 49.5377 99.0754 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0004 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.229 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 1550.33 quit ! Quitting program ! Log file /image_prod/ug002_uva//J1146-2859_X_dfm.log closed on Thu Mar 5 00:12:29 2020