! Started logfile: /image_prod/ug002_uva//J1827+2658_X_dfm.log on Thu Mar 5 03:45:16 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//J1827+2658_X_uva.fits ! Reading UV FITS file: /image_prod/ug002_uva//J1827+2658_X_uva.fits ! AN table 1: 60 integrations on 28 of 28 possible baselines. ! Apparent sampling: 0.835714 visibilities/baseline/integration-bin. ! Found source: J1827+2658 ! ! 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 108 lines of history. ! ! Reading 16848 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 J1827+2658_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=1.004001Jy sigma=9.596661 ! Fit after self-cal, rms=0.945907Jy sigma=9.026455 ! 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=0.7173 mas, bmaj=1.454 mas, bpa=-1.317 degrees ! Estimated noise=1.17954 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 = 0.0407417 Jy ! Component: 100 - total flux cleaned = 0.0519472 Jy ! Total flux subtracted in 100 components = 0.0519472 Jy ! Clean residual min=-0.003716 max=0.007271 Jy/beam ! Clean residual mean=0.000001 rms=0.000944 Jy/beam ! Combined flux in latest and established models = 0.0519472 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 8 components and 0.0519472 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=0.052565Jy sigma=0.476617 ! Fit after self-cal, rms=0.051679Jy sigma=0.468181 ! Inverting map ! Added new window around map position (1, -0.8). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00752851 Jy ! Component: 100 - total flux cleaned = 0.0120551 Jy ! Total flux subtracted in 100 components = 0.0120551 Jy ! Clean residual min=-0.002888 max=0.006025 Jy/beam ! Clean residual mean=0.000000 rms=0.000753 Jy/beam ! Combined flux in latest and established models = 0.0640023 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 14 components and 0.0640023 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=0.050390Jy sigma=0.453954 ! Fit after self-cal, rms=0.050349Jy sigma=0.453414 ! Inverting map ! Added new window around map position (2.8, -1). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00538144 Jy ! Component: 100 - total flux cleaned = 0.00862119 Jy ! Total flux subtracted in 100 components = 0.00862119 Jy ! Clean residual min=-0.002434 max=0.002784 Jy/beam ! Clean residual mean=0.000001 rms=0.000623 Jy/beam ! Combined flux in latest and established models = 0.0726235 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 19 components and 0.0726235 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=0.049705Jy sigma=0.446149 ! Fit after self-cal, rms=0.049621Jy sigma=0.445465 ! 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=0.9055 mas, bmaj=1.668 mas, bpa=0.06312 degrees ! Estimated noise=0.579747 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 = 0.00386172 Jy ! Component: 100 - total flux cleaned = 0.00648568 Jy ! Component: 150 - total flux cleaned = 0.00833895 Jy ! Component: 200 - total flux cleaned = 0.00970537 Jy ! Total flux subtracted in 200 components = 0.00970537 Jy ! Clean residual min=-0.002108 max=0.002085 Jy/beam ! Clean residual mean=-0.000000 rms=0.000512 Jy/beam ! Combined flux in latest and established models = 0.0823288 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 27 components and 0.0823288 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=0.049269Jy sigma=0.441628 ! Fit after self-cal, rms=0.049246Jy sigma=0.441346 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9055 x 1.668 at 0.06312 degrees (North through East) ! Clean map min=-0.0020722 max=0.055494 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 0.95 HN 0.97 KP 0.98 ! MK 1.00 NL 1.10 OV 0.86 SC 1.05 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.94 FD 0.99 HN 0.97 KP 0.99 ! MK 1.04 NL 1.19 OV 0.92 SC 1.01 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.93 FD 0.99 HN 0.97 KP 1.01 ! MK 1.07 NL 1.15 OV 0.89 SC 1.09 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 0.96 HN 0.96 KP 0.99 ! MK 1.08 NL 1.11 OV 0.89 SC 1.05 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 0.94 FD 1.00 HN 1.01 KP 0.97 ! MK 1.06 NL 1.10 OV 0.89 SC 0.94 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 0.96 HN 0.97 KP 1.02 ! MK 1.02 NL 1.06 OV 0.92 SC 1.02 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 0.91 FD 1.01 HN 0.98 KP 1.00 ! MK 0.98 NL 1.08 OV 0.86 SC 1.07 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 0.95 HN 0.97 KP 0.97 ! MK 1.04 NL 1.06 OV 0.94 SC 1.08 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 1.05 HN 1.00 KP 1.00 ! MK 1.05 NL 1.11 OV 0.88 SC 1.06 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 0.90 FD 1.01 HN 0.99 KP 1.02 ! MK 1.08 NL 1.13 OV 0.91 SC 1.16 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 1.01 HN 0.92 KP 0.99 ! MK 1.08 NL 1.14 OV 0.89 SC 0.98 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 0.94 HN 0.99 KP 0.99 ! MK 1.04 NL 1.13 OV 0.91 SC 0.87 ! ! ! Fit before self-cal, rms=0.049246Jy sigma=0.441346 ! Fit after self-cal, rms=0.048356Jy sigma=0.437974 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.918 mas, bmaj=1.676 mas, bpa=0.3398 degrees ! Estimated noise=0.572197 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 (4.2, -1.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00203498 Jy ! Component: 100 - total flux cleaned = 0.00328678 Jy ! Component: 150 - total flux cleaned = 0.00422566 Jy ! Component: 200 - total flux cleaned = 0.00475039 Jy ! Total flux subtracted in 200 components = 0.00475039 Jy ! Clean residual min=-0.001240 max=0.001195 Jy/beam ! Clean residual mean=-0.000000 rms=0.000303 Jy/beam ! Combined flux in latest and established models = 0.0870792 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 47 components and 0.0870792 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=0.048261Jy sigma=0.436845 ! Fit after self-cal, rms=0.048294Jy sigma=0.436556 ! 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=0.048294Jy sigma=0.436556 ! Fit after self-cal, rms=0.048857Jy sigma=0.435022 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9167 mas, bmaj=1.684 mas, bpa=-0.125 degrees ! Estimated noise=0.574854 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00056886 Jy ! Component: 100 - total flux cleaned = 0.000975494 Jy ! Component: 150 - total flux cleaned = 0.00125922 Jy ! Component: 200 - total flux cleaned = 0.00144965 Jy ! Total flux subtracted in 200 components = 0.00144965 Jy ! Clean residual min=-0.001063 max=0.001039 Jy/beam ! Clean residual mean=0.000000 rms=0.000242 Jy/beam ! Combined flux in latest and established models = 0.0885289 Jy selfcal ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 56 components and 0.0885289 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=0.048836Jy sigma=0.434818 ! Fit after self-cal, rms=0.048867Jy sigma=0.434734 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 = 0.000282812 Jy ! Component: 100 - total flux cleaned = 0.000391862 Jy ! Component: 150 - total flux cleaned = 0.00041843 Jy ! Component: 200 - total flux cleaned = 0.000443154 Jy ! Total flux subtracted in 200 components = 0.000443154 Jy ! Clean residual min=-0.001077 max=0.000978 Jy/beam ! Clean residual mean=0.000000 rms=0.000237 Jy/beam ! Combined flux in latest and established models = 0.088972 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 63 components and 0.088972 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=0.048859Jy sigma=0.434657 ! Fit after self-cal, rms=0.048861Jy sigma=0.434653 ! 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=0.048861Jy sigma=0.434653 ! Fit after self-cal, rms=0.048919Jy sigma=0.434557 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9165 mas, bmaj=1.686 mas, bpa=-0.1796 degrees ! Estimated noise=0.574546 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00019701 Jy ! Component: 100 - total flux cleaned = 0.000293183 Jy ! Component: 150 - total flux cleaned = 0.000353164 Jy ! Component: 200 - total flux cleaned = 0.000362949 Jy ! Total flux subtracted in 200 components = 0.000362949 Jy ! Clean residual min=-0.001033 max=0.000942 Jy/beam ! Clean residual mean=0.000000 rms=0.000230 Jy/beam ! Combined flux in latest and established models = 0.089335 Jy selfcal ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 68 components and 0.089335 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=0.048913Jy sigma=0.434491 ! Fit after self-cal, rms=0.048919Jy sigma=0.434482 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 = 6.8211e-05 Jy ! Component: 100 - total flux cleaned = 7.86333e-05 Jy ! Component: 150 - total flux cleaned = 0.000116461 Jy ! Component: 200 - total flux cleaned = 0.000142663 Jy ! Total flux subtracted in 200 components = 0.000142663 Jy ! Clean residual min=-0.001019 max=0.000921 Jy/beam ! Clean residual mean=0.000000 rms=0.000228 Jy/beam ! Combined flux in latest and established models = 0.0894777 Jy ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 74 components and 0.0894776 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=0.048915Jy sigma=0.434451 ! Fit after self-cal, rms=0.048917Jy sigma=0.434450 ! 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=0.048917Jy sigma=0.434450 ! Fit after self-cal, rms=0.048854Jy sigma=0.434440 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.907 mas, bmaj=2.301 mas, bpa=-2.191 degrees ! Estimated noise=0.685244 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -6.49876e-05 Jy ! Component: 100 - total flux cleaned = -0.000118062 Jy ! Component: 150 - total flux cleaned = -0.000133953 Jy ! Component: 200 - total flux cleaned = -0.000164569 Jy ! Total flux subtracted in 200 components = -0.000164569 Jy ! Clean residual min=-0.001146 max=0.001050 Jy/beam ! Clean residual mean=0.000000 rms=0.000273 Jy/beam ! Combined flux in latest and established models = 0.0893131 Jy selfcal ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 88 components and 0.0893131 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=0.048853Jy sigma=0.434421 ! Fit after self-cal, rms=0.048852Jy sigma=0.434417 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 = -4.34111e-05 Jy ! Component: 100 - total flux cleaned = -7.17565e-05 Jy ! Component: 150 - total flux cleaned = -9.07103e-05 Jy ! Component: 200 - total flux cleaned = -0.000108251 Jy ! Total flux subtracted in 200 components = -0.000108251 Jy ! Clean residual min=-0.001137 max=0.001034 Jy/beam ! Clean residual mean=0.000000 rms=0.000270 Jy/beam ! Combined flux in latest and established models = 0.0892048 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 93 components and 0.0892048 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=0.048852Jy sigma=0.434411 ! Fit after self-cal, rms=0.048848Jy sigma=0.434349 ! 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=0.9161 mas, bmaj=1.688 mas, bpa=-0.1929 degrees ! Estimated noise=0.573764 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9161 x 1.688 at -0.1929 degrees (North through East) ! Clean map min=-0.0009158 max=0.054887 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=0.7225 mas, bmaj=1.469 mas, bpa=-1.709 degrees ! Estimated noise=1.17941 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0410784 Jy ! Component: 100 - total flux cleaned = 0.0532215 Jy ! Component: 150 - total flux cleaned = 0.0612162 Jy ! Component: 200 - total flux cleaned = 0.0669309 Jy ! Total flux subtracted in 200 components = 0.0669309 Jy ! Clean residual min=-0.002785 max=0.003229 Jy/beam ! Clean residual mean=0.000000 rms=0.000640 Jy/beam ! Combined flux in latest and established models = 0.0669309 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 15 model components to the UV plane model. ! The established model now contains 15 components and 0.0669309 Jy ! Inverting map and beam ! Estimated beam: bmin=0.9161 mas, bmaj=1.688 mas, bpa=-0.1929 degrees ! Estimated noise=0.573764 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 = 0.00550551 Jy ! Component: 100 - total flux cleaned = 0.00937617 Jy ! Component: 150 - total flux cleaned = 0.0122558 Jy ! Component: 200 - total flux cleaned = 0.0144381 Jy ! Total flux subtracted in 200 components = 0.0144381 Jy ! Clean residual min=-0.001573 max=0.001471 Jy/beam ! Clean residual mean=0.000000 rms=0.000331 Jy/beam ! Combined flux in latest and established models = 0.081369 Jy ! Adding 19 model components to the UV plane model. ! The established model now contains 25 components and 0.081369 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=1.907 mas, bmaj=2.301 mas, bpa=-2.191 degrees ! Estimated noise=0.685244 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00237042 Jy ! Component: 100 - total flux cleaned = 0.00367848 Jy ! Component: 150 - total flux cleaned = 0.00460819 Jy ! Component: 200 - total flux cleaned = 0.00534065 Jy ! Total flux subtracted in 200 components = 0.00534065 Jy ! Clean residual min=-0.001363 max=0.001136 Jy/beam ! Clean residual mean=0.000001 rms=0.000324 Jy/beam ! Combined flux in latest and established models = 0.0867096 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 = 0.000460009 Jy ! Component: 100 - total flux cleaned = 0.000731966 Jy ! Component: 150 - total flux cleaned = 0.00095906 Jy ! Component: 200 - total flux cleaned = 0.00106353 Jy ! Total flux subtracted in 200 components = 0.00106353 Jy ! Clean residual min=-0.001240 max=0.001070 Jy/beam ! Clean residual mean=0.000000 rms=0.000288 Jy/beam ! Combined flux in latest and established models = 0.0877732 Jy ! Adding 46 model components to the UV plane model. ! The established model now contains 59 components and 0.0877732 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.9161 mas, bmaj=1.688 mas, bpa=-0.1929 degrees ! Estimated noise=0.573764 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 5.37852e-05 Jy ! Component: 100 - total flux cleaned = 0.000226804 Jy ! Component: 150 - total flux cleaned = 0.00038322 Jy ! Component: 200 - total flux cleaned = 0.000508495 Jy ! Total flux subtracted in 200 components = 0.000508495 Jy ! Clean residual min=-0.001098 max=0.000904 Jy/beam ! Clean residual mean=0.000000 rms=0.000232 Jy/beam ! Combined flux in latest and established models = 0.0882817 Jy selfcal ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 77 components and 0.0882817 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=0.048867Jy sigma=0.434500 ! Fit after self-cal, rms=0.048856Jy sigma=0.434433 wmodel J1827+2658_X_map.mod ! Writing 77 model components to file: J1827+2658_X_map.mod wobs J1827+2658_X_uvs.fits ! Writing UV FITS file: J1827+2658_X_uvs.fits wwins J1827+2658_X_map.win ! wwins: Wrote 4 windows to J1827+2658_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 = -0.000414496 Jy ! Component: 100 - total flux cleaned = -0.000600694 Jy ! Component: 150 - total flux cleaned = -0.0006816 Jy ! Component: 200 - total flux cleaned = -0.000697408 Jy ! Component: 250 - total flux cleaned = -0.00069785 Jy ! Component: 300 - total flux cleaned = -0.000755553 Jy ! Component: 350 - total flux cleaned = -0.000755426 Jy ! Component: 400 - total flux cleaned = -0.000755374 Jy ! Component: 450 - total flux cleaned = -0.000795372 Jy ! Component: 500 - total flux cleaned = -0.000795567 Jy ! Component: 550 - total flux cleaned = -0.000808285 Jy ! Component: 600 - total flux cleaned = -0.000782825 Jy ! Component: 650 - total flux cleaned = -0.000745707 Jy ! Component: 700 - total flux cleaned = -0.000733635 Jy ! Component: 750 - total flux cleaned = -0.000709595 Jy ! Component: 800 - total flux cleaned = -0.000721507 Jy ! Component: 850 - total flux cleaned = -0.00068612 Jy ! Component: 900 - total flux cleaned = -0.000720927 Jy ! Component: 950 - total flux cleaned = -0.000674945 Jy ! Component: 1000 - total flux cleaned = -0.000686197 Jy ! Component: 1050 - total flux cleaned = -0.000674841 Jy ! Component: 1100 - total flux cleaned = -0.00065276 Jy ! Component: 1150 - total flux cleaned = -0.00064194 Jy ! Component: 1200 - total flux cleaned = -0.000620399 Jy ! Component: 1250 - total flux cleaned = -0.00059904 Jy ! Component: 1300 - total flux cleaned = -0.000599077 Jy ! Component: 1350 - total flux cleaned = -0.000588768 Jy ! Component: 1400 - total flux cleaned = -0.000557753 Jy ! Component: 1450 - total flux cleaned = -0.000506853 Jy ! Component: 1500 - total flux cleaned = -0.000496913 Jy ! Component: 1550 - total flux cleaned = -0.000456971 Jy ! Component: 1600 - total flux cleaned = -0.000466816 Jy ! Component: 1650 - total flux cleaned = -0.000417741 Jy ! Component: 1700 - total flux cleaned = -0.000398317 Jy ! Component: 1750 - total flux cleaned = -0.000359732 Jy ! Component: 1800 - total flux cleaned = -0.000359851 Jy ! Component: 1850 - total flux cleaned = -0.000378626 Jy ! Component: 1900 - total flux cleaned = -0.000313328 Jy ! Component: 1950 - total flux cleaned = -0.000359753 Jy ! Component: 2000 - total flux cleaned = -0.000359768 Jy ! Component: 2050 - total flux cleaned = -0.000341399 Jy ! Component: 2100 - total flux cleaned = -0.000332349 Jy ! Component: 2150 - total flux cleaned = -0.000305648 Jy ! Component: 2200 - total flux cleaned = -0.000350075 Jy ! Component: 2250 - total flux cleaned = -0.000341221 Jy ! Component: 2300 - total flux cleaned = -0.000358634 Jy ! Component: 2350 - total flux cleaned = -0.000358571 Jy ! Component: 2400 - total flux cleaned = -0.000349999 Jy ! Component: 2450 - total flux cleaned = -0.000358579 Jy ! Component: 2500 - total flux cleaned = -0.000375463 Jy ! Component: 2550 - total flux cleaned = -0.000375432 Jy ! Component: 2600 - total flux cleaned = -0.000367034 Jy ! Component: 2650 - total flux cleaned = -0.000408613 Jy ! Component: 2700 - total flux cleaned = -0.000400361 Jy ! Component: 2750 - total flux cleaned = -0.000400342 Jy ! Component: 2800 - total flux cleaned = -0.000392297 Jy ! Component: 2850 - total flux cleaned = -0.000400384 Jy ! Component: 2900 - total flux cleaned = -0.00042442 Jy ! Component: 2950 - total flux cleaned = -0.000432314 Jy ! Component: 3000 - total flux cleaned = -0.000432262 Jy ! Component: 3050 - total flux cleaned = -0.000432299 Jy ! Component: 3100 - total flux cleaned = -0.000416641 Jy ! Component: 3150 - total flux cleaned = -0.000424419 Jy ! Component: 3200 - total flux cleaned = -0.000408935 Jy ! Component: 3250 - total flux cleaned = -0.000432004 Jy ! Component: 3300 - total flux cleaned = -0.000462643 Jy ! Component: 3350 - total flux cleaned = -0.000416927 Jy ! Component: 3400 - total flux cleaned = -0.000409359 Jy ! Component: 3450 - total flux cleaned = -0.000409367 Jy ! Component: 3500 - total flux cleaned = -0.000416847 Jy ! Component: 3550 - total flux cleaned = -0.000409522 Jy ! Component: 3600 - total flux cleaned = -0.000409528 Jy ! Component: 3650 - total flux cleaned = -0.000424197 Jy ! Component: 3700 - total flux cleaned = -0.000409615 Jy ! Component: 3750 - total flux cleaned = -0.000402399 Jy ! Component: 3800 - total flux cleaned = -0.000416835 Jy ! Component: 3850 - total flux cleaned = -0.000395264 Jy ! Component: 3900 - total flux cleaned = -0.000380999 Jy ! Component: 3950 - total flux cleaned = -0.000381087 Jy ! Component: 4000 - total flux cleaned = -0.000366965 Jy ! Component: 4050 - total flux cleaned = -0.000381068 Jy ! Total flux subtracted in 4096 components = -0.000374063 Jy ! Clean residual min=-0.000403 max=0.000519 Jy/beam ! Clean residual mean=0.000000 rms=0.000116 Jy/beam ! Combined flux in latest and established models = 0.0879076 Jy keep ! Adding 277 model components to the UV plane model. ! The established model now contains 354 components and 0.0879077 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /image_prod/ug002_uva//J1827+2658_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9161 x 1.688 at -0.1929 degrees (North through East) ! Clean map min=-0.00062751 max=0.05482 Jy/beam ! Writing clean map to FITS file: /image_prod/ug002_uva//J1827+2658_X_map.fits wmodel /image_prod/ug002_uva//J1827+2658_X_map.mod ! Writing 354 model components to file: /image_prod/ug002_uva//J1827+2658_X_map.mod wobs /image_prod/ug002_uva//J1827+2658_X_uvs.fits ! Writing UV FITS file: /image_prod/ug002_uva//J1827+2658_X_uvs.fits wwins /image_prod/ug002_uva//J1827+2658_X_map.win ! wwins: Wrote 5 windows to /image_prod/ug002_uva//J1827+2658_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0548204 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000115926 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.634397 0.634397 1.26879 2.53759 5.07518 10.1504 20.3007 40.6014 81.2028 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0003 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.054 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 472.89 quit ! Quitting program ! Log file /image_prod/ug002_uva//J1827+2658_X_dfm.log closed on Thu Mar 5 03:45:21 2020