! Started logfile: .//J1257-2548_X_dfm.log on Mon Jan 20 18:06:11 2020 float field_size field_size = 1024 float field_cell field_cell = 0.2000 float taper_size taper_size = 70.0 float freq freq = 7.39200 obs .//J1257-2548_X_uva.fits ! Reading UV FITS file: .//J1257-2548_X_uva.fits ! AN table 1: 16 integrations on 45 of 45 possible baselines. ! Apparent sampling: 1 visibilities/baseline/integration-bin. ! Found source: J1257-2548 ! ! There are 8 IFs, and a total of 8 channels: ! ! IF Channel Frequency Freq offset Number of Overall IF ! origin at origin per channel channels bandwidth ! ------------------------------------------------------------- (Hz) ! 01 1 7.392e+09 3.2e+07 1 3.2e+07 ! 02 2 7.424e+09 3.2e+07 1 3.2e+07 ! 03 3 7.456e+09 3.2e+07 1 3.2e+07 ! 04 4 7.552e+09 3.2e+07 1 3.2e+07 ! 05 5 7.744e+09 3.2e+07 1 3.2e+07 ! 06 6 7.776e+09 3.2e+07 1 3.2e+07 ! 07 7 7.808e+09 3.2e+07 1 3.2e+07 ! 08 8 7.84e+09 3.2e+07 1 3.2e+07 ! ! Polarization(s): RR ! ! Read 94 lines of history. ! ! Reading 5760 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 8 channels. ! Selecting polarization: RR, channels: 1..8 ! 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 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 J1257-2548_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. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=1.005378Jy sigma=13.801721 ! Fit after self-cal, rms=0.923518Jy sigma=12.609086 ! 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=0.786 mas, bmaj=2.029 mas, bpa=-10.58 degrees ! Estimated noise=1.32021 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 = 0.0603072 Jy ! Component: 100 - total flux cleaned = 0.0745267 Jy ! Total flux subtracted in 100 components = 0.0745267 Jy ! Clean residual min=-0.007551 max=0.008549 Jy/beam ! Clean residual mean=-0.000016 rms=0.001740 Jy/beam ! Combined flux in latest and established models = 0.0745267 Jy ! Performing phase self-cal ! Adding 4 model components to the UV plane model. ! The established model now contains 4 components and 0.0745267 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. ! ! Fit before self-cal, rms=0.060577Jy sigma=0.763259 ! Fit after self-cal, rms=0.060456Jy sigma=0.762045 ! 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=0.9538 mas, bmaj=2.414 mas, bpa=-11 degrees ! Estimated noise=0.695265 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 = 0.00819633 Jy ! Component: 100 - total flux cleaned = 0.0121962 Jy ! Component: 150 - total flux cleaned = 0.0142572 Jy ! Component: 200 - total flux cleaned = 0.0150693 Jy ! Total flux subtracted in 200 components = 0.0150693 Jy ! Clean residual min=-0.004983 max=0.005466 Jy/beam ! Clean residual mean=-0.000024 rms=0.001407 Jy/beam ! Combined flux in latest and established models = 0.089596 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 15 components and 0.089596 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. ! ! Fit before self-cal, rms=0.059589Jy sigma=0.744395 ! Fit after self-cal, rms=0.059609Jy sigma=0.744090 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9538 x 2.414 at -11 degrees (North through East) ! Clean map min=-0.0049212 max=0.073922 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.19 FD 0.98 HN 1.25 KP 1.04 ! LA 0.77 MK 0.99 NL 0.93 OV 1.18 ! PT 0.99 SC 0.98 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.14 FD 0.87 HN 1.03 KP 1.02 ! LA 0.86 MK 1.01 NL 0.94 OV 1.14 ! PT 0.98 SC 0.99 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.16 FD 0.90 HN 1.04 KP 1.01 ! LA 0.81 MK 1.08 NL 0.97 OV 1.22 ! PT 1.02 SC 1.06 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.24 FD 0.91 HN 1.16 KP 1.00 ! LA 0.79 MK 0.98 NL 0.97 OV 1.35 ! PT 1.03 SC 0.94 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.25 FD 0.87 HN 1.34 KP 0.94 ! LA 0.89 MK 0.86 NL 1.00 OV 1.31 ! PT 0.97 SC 0.96 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.24 FD 0.85 HN 1.16 KP 0.90 ! LA 0.76 MK 1.03 NL 1.01 OV 1.25 ! PT 0.99 SC 1.06 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.26 FD 0.88 HN 1.09 KP 1.06 ! LA 0.83 MK 1.04 NL 1.00 OV 1.20 ! PT 1.01 SC 0.88 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.21 FD 0.93 HN 1.11 KP 1.10 ! LA 0.78 MK 1.12 NL 0.98 OV 1.29 ! PT 0.92 SC 0.89 ! ! ! Fit before self-cal, rms=0.059609Jy sigma=0.744090 ! Fit after self-cal, rms=0.060612Jy sigma=0.714170 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.9588 mas, bmaj=2.415 mas, bpa=-10.74 degrees ! Estimated noise=0.699628 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 = -4.94808e-05 Jy ! Component: 100 - total flux cleaned = -0.000231787 Jy ! Component: 150 - total flux cleaned = -0.000381014 Jy ! Component: 200 - total flux cleaned = -0.000487147 Jy ! Total flux subtracted in 200 components = -0.000487147 Jy ! Clean residual min=-0.002378 max=0.002630 Jy/beam ! Clean residual mean=0.000001 rms=0.000585 Jy/beam ! Combined flux in latest and established models = 0.0891088 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 22 components and 0.0891088 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. ! ! Fit before self-cal, rms=0.060562Jy sigma=0.713694 ! Fit after self-cal, rms=0.060771Jy sigma=0.712933 ! 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. ! ! Fit before self-cal, rms=0.060771Jy sigma=0.712933 ! Fit after self-cal, rms=0.060949Jy sigma=0.712823 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9582 mas, bmaj=2.41 mas, bpa=-10.52 degrees ! Estimated noise=0.698354 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000136582 Jy ! Component: 100 - total flux cleaned = -0.000276693 Jy ! Component: 150 - total flux cleaned = -0.000367565 Jy ! Component: 200 - total flux cleaned = -0.000470423 Jy ! Total flux subtracted in 200 components = -0.000470423 Jy ! Clean residual min=-0.002374 max=0.002558 Jy/beam ! Clean residual mean=0.000001 rms=0.000572 Jy/beam ! Combined flux in latest and established models = 0.0886384 Jy selfcal ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 25 components and 0.0886384 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. ! ! Fit before self-cal, rms=0.060919Jy sigma=0.712552 ! Fit after self-cal, rms=0.060929Jy sigma=0.712519 flux_cutoff = imstat(rms) * dynam ! Inverting map repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! Added new window around map position (-6, -2.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00120525 Jy ! Component: 100 - total flux cleaned = 0.0012707 Jy ! Component: 150 - total flux cleaned = 0.00127383 Jy ! Component: 200 - total flux cleaned = 0.00134422 Jy ! Total flux subtracted in 200 components = 0.00134422 Jy ! Clean residual min=-0.002204 max=0.001856 Jy/beam ! Clean residual mean=0.000002 rms=0.000495 Jy/beam ! Combined flux in latest and established models = 0.0899826 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 42 components and 0.0899826 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. ! ! Fit before self-cal, rms=0.060777Jy sigma=0.710676 ! Fit after self-cal, rms=0.060762Jy sigma=0.710579 ! 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. ! ! Fit before self-cal, rms=0.060762Jy sigma=0.710579 ! Fit after self-cal, rms=0.060533Jy sigma=0.710505 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9575 mas, bmaj=2.407 mas, bpa=-10.45 degrees ! Estimated noise=0.694725 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000257547 Jy ! Component: 100 - total flux cleaned = 0.000193778 Jy ! Component: 150 - total flux cleaned = 0.000136927 Jy ! Component: 200 - total flux cleaned = 0.00013703 Jy ! Total flux subtracted in 200 components = 0.00013703 Jy ! Clean residual min=-0.002107 max=0.001807 Jy/beam ! Clean residual mean=0.000002 rms=0.000475 Jy/beam ! Combined flux in latest and established models = 0.0901197 Jy selfcal ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 46 components and 0.0901197 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. ! ! Fit before self-cal, rms=0.060494Jy sigma=0.710135 ! Fit after self-cal, rms=0.060494Jy sigma=0.710123 flux_cutoff = imstat(rms) * dynam ! Inverting map repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 5.48232e-05 Jy ! Component: 100 - total flux cleaned = 5.55178e-05 Jy ! Component: 150 - total flux cleaned = 5.66356e-05 Jy ! Component: 200 - total flux cleaned = 5.66221e-05 Jy ! Total flux subtracted in 200 components = 5.66221e-05 Jy ! Clean residual min=-0.002084 max=0.001780 Jy/beam ! Clean residual mean=0.000002 rms=0.000470 Jy/beam ! Combined flux in latest and established models = 0.0901763 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 53 components and 0.0901763 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. ! ! Fit before self-cal, rms=0.060471Jy sigma=0.709966 ! Fit after self-cal, rms=0.060471Jy sigma=0.709962 ! 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. ! ! Fit before self-cal, rms=0.060471Jy sigma=0.709962 ! Fit after self-cal, rms=0.060460Jy sigma=0.709938 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.25 mas, bmaj=5.067 mas, bpa=-7.814 degrees ! Estimated noise=0.858104 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000134489 Jy ! Component: 100 - total flux cleaned = -0.000152939 Jy ! Component: 150 - total flux cleaned = -0.000170324 Jy ! Component: 200 - total flux cleaned = -0.000201082 Jy ! Total flux subtracted in 200 components = -0.000201082 Jy ! Clean residual min=-0.001840 max=0.001803 Jy/beam ! Clean residual mean=0.000003 rms=0.000529 Jy/beam ! Combined flux in latest and established models = 0.0899752 Jy selfcal ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 56 components and 0.0899752 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. ! ! Fit before self-cal, rms=0.060448Jy sigma=0.709891 ! Fit after self-cal, rms=0.060445Jy sigma=0.709861 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 = 1.0582e-06 Jy ! Component: 100 - total flux cleaned = -1.21653e-05 Jy ! Component: 150 - total flux cleaned = -2.50886e-05 Jy ! Component: 200 - total flux cleaned = -3.75613e-05 Jy ! Total flux subtracted in 200 components = -3.75613e-05 Jy ! Clean residual min=-0.001831 max=0.001789 Jy/beam ! Clean residual mean=0.000003 rms=0.000525 Jy/beam ! Combined flux in latest and established models = 0.0899376 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 58 components and 0.0899376 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. ! ! Fit before self-cal, rms=0.060442Jy sigma=0.709932 ! Fit after self-cal, rms=0.060441Jy sigma=0.709911 ! 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=0.9577 mas, bmaj=2.406 mas, bpa=-10.41 degrees ! Estimated noise=0.693249 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9577 x 2.406 at -10.41 degrees (North through East) ! Clean map min=-0.0020677 max=0.075846 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=0.7843 mas, bmaj=2.011 mas, bpa=-10.18 degrees ! Estimated noise=1.33279 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0606399 Jy ! Component: 100 - total flux cleaned = 0.0732663 Jy ! Component: 150 - total flux cleaned = 0.0760992 Jy ! Component: 200 - total flux cleaned = 0.0782061 Jy ! Total flux subtracted in 200 components = 0.0782061 Jy ! Clean residual min=-0.004474 max=0.004378 Jy/beam ! Clean residual mean=-0.000002 rms=0.001135 Jy/beam ! Combined flux in latest and established models = 0.0782061 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 17 model components to the UV plane model. ! The established model now contains 17 components and 0.0782061 Jy ! Inverting map and beam ! Estimated beam: bmin=0.9577 mas, bmaj=2.406 mas, bpa=-10.41 degrees ! Estimated noise=0.693249 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 = 0.00419881 Jy ! Component: 100 - total flux cleaned = 0.0063974 Jy ! Component: 150 - total flux cleaned = 0.00790636 Jy ! Component: 200 - total flux cleaned = 0.00874432 Jy ! Total flux subtracted in 200 components = 0.00874432 Jy ! Clean residual min=-0.002268 max=0.001873 Jy/beam ! Clean residual mean=0.000000 rms=0.000508 Jy/beam ! Combined flux in latest and established models = 0.0869505 Jy ! Adding 20 model components to the UV plane model. ! The established model now contains 34 components and 0.0869505 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=2.25 mas, bmaj=5.067 mas, bpa=-7.814 degrees ! Estimated noise=0.858104 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00130619 Jy ! Component: 100 - total flux cleaned = 0.00160119 Jy ! Component: 150 - total flux cleaned = 0.00183283 Jy ! Component: 200 - total flux cleaned = 0.00191908 Jy ! Total flux subtracted in 200 components = 0.00191908 Jy ! Clean residual min=-0.001965 max=0.001879 Jy/beam ! Clean residual mean=0.000002 rms=0.000545 Jy/beam ! Combined flux in latest and established models = 0.0888695 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 = 5.59446e-05 Jy ! Component: 100 - total flux cleaned = 0.000106789 Jy ! Component: 150 - total flux cleaned = 0.000152805 Jy ! Component: 200 - total flux cleaned = 0.000167807 Jy ! Total flux subtracted in 200 components = 0.000167807 Jy ! Clean residual min=-0.001919 max=0.001843 Jy/beam ! Clean residual mean=0.000002 rms=0.000537 Jy/beam ! Combined flux in latest and established models = 0.0890374 Jy ! Adding 30 model components to the UV plane model. ! The established model now contains 59 components and 0.0890373 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.9577 mas, bmaj=2.406 mas, bpa=-10.41 degrees ! Estimated noise=0.693249 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000567294 Jy ! Component: 100 - total flux cleaned = -0.000433157 Jy ! Component: 150 - total flux cleaned = -0.000376753 Jy ! Component: 200 - total flux cleaned = -0.000351203 Jy ! Total flux subtracted in 200 components = -0.000351203 Jy ! Clean residual min=-0.002214 max=0.001672 Jy/beam ! Clean residual mean=0.000001 rms=0.000472 Jy/beam ! Combined flux in latest and established models = 0.0886861 Jy selfcal ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 74 components and 0.0886861 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. ! ! Fit before self-cal, rms=0.060460Jy sigma=0.710150 ! Fit after self-cal, rms=0.060447Jy sigma=0.710033 wmodel J1257-2548_X_map.mod ! Writing 74 model components to file: J1257-2548_X_map.mod wobs J1257-2548_X_uvs.fits ! Writing UV FITS file: J1257-2548_X_uvs.fits wwins J1257-2548_X_map.win ! wwins: Wrote 2 windows to J1257-2548_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 = -0.000952111 Jy ! Component: 100 - total flux cleaned = -0.00134541 Jy ! Component: 150 - total flux cleaned = -0.0011965 Jy ! Component: 200 - total flux cleaned = -0.001055 Jy ! Component: 250 - total flux cleaned = -0.000945537 Jy ! Component: 300 - total flux cleaned = -0.000892493 Jy ! Component: 350 - total flux cleaned = -0.000789998 Jy ! Component: 400 - total flux cleaned = -0.000764973 Jy ! Component: 450 - total flux cleaned = -0.000788837 Jy ! Component: 500 - total flux cleaned = -0.000788642 Jy ! Component: 550 - total flux cleaned = -0.000834595 Jy ! Component: 600 - total flux cleaned = -0.000834657 Jy ! Component: 650 - total flux cleaned = -0.000900478 Jy ! Component: 700 - total flux cleaned = -0.000900644 Jy ! Component: 750 - total flux cleaned = -0.000880092 Jy ! Component: 800 - total flux cleaned = -0.00085967 Jy ! Component: 850 - total flux cleaned = -0.000839589 Jy ! Component: 900 - total flux cleaned = -0.000819452 Jy ! Component: 950 - total flux cleaned = -0.000780532 Jy ! Component: 1000 - total flux cleaned = -0.000742383 Jy ! Component: 1050 - total flux cleaned = -0.00068623 Jy ! Component: 1100 - total flux cleaned = -0.000668225 Jy ! Component: 1150 - total flux cleaned = -0.000631727 Jy ! Component: 1200 - total flux cleaned = -0.00056045 Jy ! Component: 1250 - total flux cleaned = -0.00057812 Jy ! Component: 1300 - total flux cleaned = -0.000543267 Jy ! Component: 1350 - total flux cleaned = -0.000525755 Jy ! Component: 1400 - total flux cleaned = -0.000525775 Jy ! Component: 1450 - total flux cleaned = -0.000509012 Jy ! Component: 1500 - total flux cleaned = -0.000476407 Jy ! Component: 1550 - total flux cleaned = -0.000460676 Jy ! Component: 1600 - total flux cleaned = -0.00044486 Jy ! Component: 1650 - total flux cleaned = -0.000413278 Jy ! Component: 1700 - total flux cleaned = -0.000382153 Jy ! Component: 1750 - total flux cleaned = -0.000351328 Jy ! Component: 1800 - total flux cleaned = -0.000321017 Jy ! Component: 1850 - total flux cleaned = -0.000336159 Jy ! Component: 1900 - total flux cleaned = -0.000336015 Jy ! Component: 1950 - total flux cleaned = -0.000321138 Jy ! Component: 2000 - total flux cleaned = -0.000321277 Jy ! Component: 2050 - total flux cleaned = -0.000335797 Jy ! Component: 2100 - total flux cleaned = -0.00033581 Jy ! Component: 2150 - total flux cleaned = -0.000392318 Jy ! Component: 2200 - total flux cleaned = -0.000406083 Jy ! Component: 2250 - total flux cleaned = -0.000406025 Jy ! Component: 2300 - total flux cleaned = -0.000433539 Jy ! Component: 2350 - total flux cleaned = -0.000419978 Jy ! Component: 2400 - total flux cleaned = -0.000446991 Jy ! Component: 2450 - total flux cleaned = -0.000446896 Jy ! Component: 2500 - total flux cleaned = -0.000486706 Jy ! Component: 2550 - total flux cleaned = -0.000473545 Jy ! Component: 2600 - total flux cleaned = -0.000538869 Jy ! Component: 2650 - total flux cleaned = -0.000512748 Jy ! Component: 2700 - total flux cleaned = -0.00052553 Jy ! Component: 2750 - total flux cleaned = -0.000487273 Jy ! Component: 2800 - total flux cleaned = -0.000512676 Jy ! Component: 2850 - total flux cleaned = -0.000500155 Jy ! Component: 2900 - total flux cleaned = -0.000475117 Jy ! Component: 2950 - total flux cleaned = -0.000487481 Jy ! Component: 3000 - total flux cleaned = -0.000487345 Jy ! Component: 3050 - total flux cleaned = -0.00045041 Jy ! Component: 3100 - total flux cleaned = -0.000462634 Jy ! Component: 3150 - total flux cleaned = -0.000450419 Jy ! Component: 3200 - total flux cleaned = -0.000426126 Jy ! Component: 3250 - total flux cleaned = -0.000378031 Jy ! Component: 3300 - total flux cleaned = -0.000401884 Jy ! Component: 3350 - total flux cleaned = -0.000390067 Jy ! Component: 3400 - total flux cleaned = -0.000390114 Jy ! Component: 3450 - total flux cleaned = -0.000401751 Jy ! Component: 3500 - total flux cleaned = -0.000343084 Jy ! Component: 3550 - total flux cleaned = -0.000319839 Jy ! Component: 3600 - total flux cleaned = -0.000308166 Jy ! Component: 3650 - total flux cleaned = -0.000308046 Jy ! Component: 3700 - total flux cleaned = -0.000261909 Jy ! Component: 3750 - total flux cleaned = -0.000227455 Jy ! Component: 3800 - total flux cleaned = -0.000193123 Jy ! Component: 3850 - total flux cleaned = -0.00018166 Jy ! Component: 3900 - total flux cleaned = -0.00014754 Jy ! Component: 3950 - total flux cleaned = -0.000124896 Jy ! Component: 4000 - total flux cleaned = -0.000113581 Jy ! Component: 4050 - total flux cleaned = -3.47629e-05 Jy ! Total flux subtracted in 4096 components = -2.35323e-05 Jy ! Clean residual min=-0.000667 max=0.000722 Jy/beam ! Clean residual mean=0.000002 rms=0.000190 Jy/beam ! Combined flux in latest and established models = 0.0886626 Jy keep ! Adding 250 model components to the UV plane model. ! The established model now contains 324 components and 0.0886626 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap .//J1257-2548_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9577 x 2.406 at -10.41 degrees (North through East) ! Clean map min=-0.0023517 max=0.076581 Jy/beam ! Writing clean map to FITS file: .//J1257-2548_X_map.fits wmodel .//J1257-2548_X_map.mod ! Writing 324 model components to file: .//J1257-2548_X_map.mod wobs .//J1257-2548_X_uvs.fits ! Writing UV FITS file: .//J1257-2548_X_uvs.fits wwins .//J1257-2548_X_map.win ! wwins: Wrote 3 windows to .//J1257-2548_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0765813 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000187961 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.736319 0.736319 1.47264 2.94528 5.89055 11.7811 23.5622 47.1244 94.2489 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0005 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.076 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 407.432 quit ! Quitting program ! Log file .//J1257-2548_X_dfm.log closed on Mon Jan 20 18:06:15 2020