! Started logfile: /vlbi/sb072/temp_maps//J0846-1456_X_dfm.log on Tue Mar 5 22:51:30 2019 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 /vlbi/sb072/temp_maps//J0846-1456_X_uva.fits ! Reading UV FITS file: /vlbi/sb072/temp_maps//J0846-1456_X_uva.fits ! AN table 1: 4 integrations on 36 of 36 possible baselines. ! Apparent sampling: 1 visibilities/baseline/integration-bin. ! Found source: J0846-1456 ! ! 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 85 lines of history. ! ! Reading 1152 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 J0846-1456_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=1.009999Jy sigma=38.431826 ! Fit after self-cal, rms=0.875613Jy sigma=33.284520 ! 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=0.8486 mas, bmaj=1.97 mas, bpa=-3.292 degrees ! Estimated noise=0.783488 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 = 0.0965659 Jy ! Component: 100 - total flux cleaned = 0.118118 Jy ! Total flux subtracted in 100 components = 0.118118 Jy ! Clean residual min=-0.005326 max=0.011023 Jy/beam ! Clean residual mean=-0.000004 rms=0.001577 Jy/beam ! Combined flux in latest and established models = 0.118118 Jy ! Performing phase self-cal ! Adding 3 model components to the UV plane model. ! The established model now contains 3 components and 0.118118 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=0.024185Jy sigma=0.910581 ! Fit after self-cal, rms=0.024178Jy sigma=0.910291 ! Inverting map ! Added new window around map position (2, 0.4). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00947382 Jy ! Component: 100 - total flux cleaned = 0.0118305 Jy ! Total flux subtracted in 100 components = 0.0118305 Jy ! Clean residual min=-0.004256 max=0.006620 Jy/beam ! Clean residual mean=0.000002 rms=0.001108 Jy/beam ! Combined flux in latest and established models = 0.129948 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 13 components and 0.129948 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=0.021222Jy sigma=0.793671 ! Fit after self-cal, rms=0.020961Jy sigma=0.783023 ! 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=1.025 mas, bmaj=2.337 mas, bpa=-3.687 degrees ! Estimated noise=0.557479 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 = 0.00230906 Jy ! Component: 100 - total flux cleaned = 0.00251715 Jy ! Component: 150 - total flux cleaned = 0.00246225 Jy ! Component: 200 - total flux cleaned = 0.00241601 Jy ! Total flux subtracted in 200 components = 0.00241601 Jy ! Clean residual min=-0.003406 max=0.004577 Jy/beam ! Clean residual mean=0.000008 rms=0.000934 Jy/beam ! Combined flux in latest and established models = 0.132364 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 30 components and 0.132364 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=0.020533Jy sigma=0.766163 ! Fit after self-cal, rms=0.020521Jy sigma=0.765640 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.025 x 2.337 at -3.687 degrees (North through East) ! Clean map min=-0.0032854 max=0.12006 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 1.00 KP 0.98 LA 1.06 ! MK 1.01 NL 1.06 OV 1.12 PT 0.94 ! SC 0.97 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 0.99 KP 1.00 LA 1.05 ! MK 0.98 NL 1.04 OV 1.12 PT 0.93 ! SC 0.99 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 0.97 KP 0.99 LA 1.04 ! MK 1.06 NL 1.04 OV 1.11 PT 0.93 ! SC 0.99 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 0.99 KP 0.96 LA 1.03 ! MK 1.00 NL 1.03 OV 1.13 PT 0.93 ! SC 0.98 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 0.93 KP 0.98 LA 1.01 ! MK 0.99 NL 1.04 OV 1.14 PT 0.94 ! SC 1.00 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 0.97 KP 0.98 LA 1.01 ! MK 0.99 NL 0.99 OV 1.08 PT 0.91 ! SC 1.00 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 0.95 KP 0.97 LA 1.01 ! MK 0.99 NL 1.03 OV 1.10 PT 0.91 ! SC 0.97 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 1.00 KP 0.99 LA 0.98 ! MK 0.98 NL 1.01 OV 1.12 PT 0.91 ! SC 1.00 ! ! ! Fit before self-cal, rms=0.020521Jy sigma=0.765640 ! Fit after self-cal, rms=0.018790Jy sigma=0.691050 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.024 mas, bmaj=2.335 mas, bpa=-3.51 degrees ! Estimated noise=0.556421 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 = -0.00136516 Jy ! Component: 100 - total flux cleaned = -0.001427 Jy ! Component: 150 - total flux cleaned = -0.00147452 Jy ! Component: 200 - total flux cleaned = -0.00155807 Jy ! Total flux subtracted in 200 components = -0.00155807 Jy ! Clean residual min=-0.002041 max=0.001968 Jy/beam ! Clean residual mean=0.000000 rms=0.000457 Jy/beam ! Combined flux in latest and established models = 0.130806 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 40 components and 0.130806 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=0.018666Jy sigma=0.686584 ! Fit after self-cal, rms=0.018673Jy sigma=0.686141 ! 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=0.018673Jy sigma=0.686141 ! Fit after self-cal, rms=0.018718Jy sigma=0.685423 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.025 mas, bmaj=2.336 mas, bpa=-3.475 degrees ! Estimated noise=0.556628 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000700578 Jy ! Component: 100 - total flux cleaned = -0.000764619 Jy ! Component: 150 - total flux cleaned = -0.000852396 Jy ! Component: 200 - total flux cleaned = -0.000898471 Jy ! Total flux subtracted in 200 components = -0.000898471 Jy ! Clean residual min=-0.001989 max=0.001915 Jy/beam ! Clean residual mean=0.000000 rms=0.000435 Jy/beam ! Combined flux in latest and established models = 0.129908 Jy selfcal ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 47 components and 0.129908 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=0.018665Jy sigma=0.683513 ! Fit after self-cal, rms=0.018666Jy sigma=0.683363 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 = -0.000131655 Jy ! Component: 100 - total flux cleaned = -0.000173417 Jy ! Component: 150 - total flux cleaned = -0.000211255 Jy ! Component: 200 - total flux cleaned = -0.000257692 Jy ! Total flux subtracted in 200 components = -0.000257692 Jy ! Clean residual min=-0.001970 max=0.001939 Jy/beam ! Clean residual mean=-0.000000 rms=0.000432 Jy/beam ! Combined flux in latest and established models = 0.12965 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 52 components and 0.12965 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=0.018646Jy sigma=0.682807 ! Fit after self-cal, rms=0.018648Jy sigma=0.682780 ! 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=0.018648Jy sigma=0.682780 ! Fit after self-cal, rms=0.018674Jy sigma=0.682026 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.025 mas, bmaj=2.336 mas, bpa=-3.448 degrees ! Estimated noise=0.556359 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000508068 Jy ! Component: 100 - total flux cleaned = -0.000507271 Jy ! Component: 150 - total flux cleaned = -0.000558827 Jy ! Component: 200 - total flux cleaned = -0.000593607 Jy ! Total flux subtracted in 200 components = -0.000593607 Jy ! Clean residual min=-0.001920 max=0.001868 Jy/beam ! Clean residual mean=0.000000 rms=0.000416 Jy/beam ! Combined flux in latest and established models = 0.129056 Jy selfcal ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 54 components and 0.129056 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=0.018644Jy sigma=0.680995 ! Fit after self-cal, rms=0.018645Jy sigma=0.680925 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 = -8.45836e-05 Jy ! Component: 100 - total flux cleaned = -0.000115277 Jy ! Component: 150 - total flux cleaned = -0.000142878 Jy ! Component: 200 - total flux cleaned = -0.000159828 Jy ! Total flux subtracted in 200 components = -0.000159828 Jy ! Clean residual min=-0.001911 max=0.001887 Jy/beam ! Clean residual mean=-0.000000 rms=0.000414 Jy/beam ! Combined flux in latest and established models = 0.128897 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 54 components and 0.128897 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=0.018634Jy sigma=0.680631 ! Fit after self-cal, rms=0.018635Jy sigma=0.680621 ! 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=0.018635Jy sigma=0.680621 ! Fit after self-cal, rms=0.018664Jy sigma=0.680107 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.536 mas, bmaj=4.594 mas, bpa=-7.709 degrees ! Estimated noise=0.66674 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000233555 Jy ! Component: 100 - total flux cleaned = -0.000262765 Jy ! Component: 150 - total flux cleaned = -0.000276627 Jy ! Component: 200 - total flux cleaned = -0.000295533 Jy ! Total flux subtracted in 200 components = -0.000295533 Jy ! Clean residual min=-0.001622 max=0.001825 Jy/beam ! Clean residual mean=-0.000001 rms=0.000464 Jy/beam ! Combined flux in latest and established models = 0.128601 Jy selfcal ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 61 components and 0.128601 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=0.018656Jy sigma=0.679721 ! Fit after self-cal, rms=0.018655Jy sigma=0.679675 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 = -4.10382e-05 Jy ! Component: 100 - total flux cleaned = -6.60035e-05 Jy ! Component: 150 - total flux cleaned = -8.20683e-05 Jy ! Component: 200 - total flux cleaned = -9.22015e-05 Jy ! Total flux subtracted in 200 components = -9.22015e-05 Jy ! Clean residual min=-0.001613 max=0.001838 Jy/beam ! Clean residual mean=-0.000001 rms=0.000463 Jy/beam ! Combined flux in latest and established models = 0.128509 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 64 components and 0.128509 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=0.018654Jy sigma=0.679573 ! Fit after self-cal, rms=0.018653Jy sigma=0.679556 ! 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=1.025 mas, bmaj=2.336 mas, bpa=-3.417 degrees ! Estimated noise=0.556188 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.025 x 2.336 at -3.417 degrees (North through East) ! Clean map min=-0.0022615 max=0.12023 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=0.8459 mas, bmaj=1.969 mas, bpa=-2.961 degrees ! Estimated noise=0.785978 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0968376 Jy ! Component: 100 - total flux cleaned = 0.118462 Jy ! Component: 150 - total flux cleaned = 0.126461 Jy ! Component: 200 - total flux cleaned = 0.12885 Jy ! Total flux subtracted in 200 components = 0.12885 Jy ! Clean residual min=-0.002504 max=0.002767 Jy/beam ! Clean residual mean=-0.000000 rms=0.000664 Jy/beam ! Combined flux in latest and established models = 0.12885 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 12 model components to the UV plane model. ! The established model now contains 12 components and 0.12885 Jy ! Inverting map and beam ! Estimated beam: bmin=1.025 mas, bmaj=2.336 mas, bpa=-3.417 degrees ! Estimated noise=0.556188 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 (-2.2, -1). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000703329 Jy ! Component: 100 - total flux cleaned = 0.000777346 Jy ! Component: 150 - total flux cleaned = 0.000653568 Jy ! Component: 200 - total flux cleaned = 0.000480721 Jy ! Total flux subtracted in 200 components = 0.000480721 Jy ! Clean residual min=-0.001814 max=0.001577 Jy/beam ! Clean residual mean=0.000001 rms=0.000397 Jy/beam ! Combined flux in latest and established models = 0.129331 Jy ! Adding 19 model components to the UV plane model. ! The established model now contains 29 components and 0.129331 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=2.536 mas, bmaj=4.594 mas, bpa=-7.709 degrees ! Estimated noise=0.66674 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -4.6382e-05 Jy ! Component: 100 - total flux cleaned = -0.000173277 Jy ! Component: 150 - total flux cleaned = -0.000296099 Jy ! Component: 200 - total flux cleaned = -0.000388708 Jy ! Total flux subtracted in 200 components = -0.000388708 Jy ! Clean residual min=-0.001417 max=0.001509 Jy/beam ! Clean residual mean=-0.000000 rms=0.000428 Jy/beam ! Combined flux in latest and established models = 0.128942 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 = -8.2997e-05 Jy ! Component: 100 - total flux cleaned = -0.000145545 Jy ! Component: 150 - total flux cleaned = -0.00020277 Jy ! Component: 200 - total flux cleaned = -0.000265079 Jy ! Total flux subtracted in 200 components = -0.000265079 Jy ! Clean residual min=-0.001380 max=0.001471 Jy/beam ! Clean residual mean=-0.000001 rms=0.000424 Jy/beam ! Combined flux in latest and established models = 0.128677 Jy ! Adding 27 model components to the UV plane model. ! The established model now contains 50 components and 0.128677 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=1.025 mas, bmaj=2.336 mas, bpa=-3.417 degrees ! Estimated noise=0.556188 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -5.27248e-06 Jy ! Component: 100 - total flux cleaned = -3.96283e-05 Jy ! Component: 150 - total flux cleaned = -7.07782e-05 Jy ! Component: 200 - total flux cleaned = -0.000114205 Jy ! Total flux subtracted in 200 components = -0.000114205 Jy ! Clean residual min=-0.001653 max=0.001494 Jy/beam ! Clean residual mean=-0.000000 rms=0.000372 Jy/beam ! Combined flux in latest and established models = 0.128563 Jy selfcal ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 64 components and 0.128563 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=0.018577Jy sigma=0.676144 ! Fit after self-cal, rms=0.018563Jy sigma=0.675842 wmodel J0846-1456_X_map.mod ! Writing 64 model components to file: J0846-1456_X_map.mod wobs J0846-1456_X_uvs.fits ! Writing UV FITS file: J0846-1456_X_uvs.fits wwins J0846-1456_X_map.win ! wwins: Wrote 3 windows to J0846-1456_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 = -0.000390548 Jy ! Component: 100 - total flux cleaned = -0.000544303 Jy ! Component: 150 - total flux cleaned = -0.000544846 Jy ! Component: 200 - total flux cleaned = -0.000481136 Jy ! Component: 250 - total flux cleaned = -0.000521935 Jy ! Component: 300 - total flux cleaned = -0.000580349 Jy ! Component: 350 - total flux cleaned = -0.000599177 Jy ! Component: 400 - total flux cleaned = -0.000690339 Jy ! Component: 450 - total flux cleaned = -0.000726202 Jy ! Component: 500 - total flux cleaned = -0.000811689 Jy ! Component: 550 - total flux cleaned = -0.000844762 Jy ! Component: 600 - total flux cleaned = -0.000860926 Jy ! Component: 650 - total flux cleaned = -0.000923262 Jy ! Component: 700 - total flux cleaned = -0.000938304 Jy ! Component: 750 - total flux cleaned = -0.000983391 Jy ! Component: 800 - total flux cleaned = -0.00102719 Jy ! Component: 850 - total flux cleaned = -0.0010836 Jy ! Component: 900 - total flux cleaned = -0.00113843 Jy ! Component: 950 - total flux cleaned = -0.00120547 Jy ! Component: 1000 - total flux cleaned = -0.00124508 Jy ! Component: 1050 - total flux cleaned = -0.00129673 Jy ! Component: 1100 - total flux cleaned = -0.00130949 Jy ! Component: 1150 - total flux cleaned = -0.00138402 Jy ! Component: 1200 - total flux cleaned = -0.00140829 Jy ! Component: 1250 - total flux cleaned = -0.00143212 Jy ! Component: 1300 - total flux cleaned = -0.00146713 Jy ! Component: 1350 - total flux cleaned = -0.00147867 Jy ! Component: 1400 - total flux cleaned = -0.00151252 Jy ! Component: 1450 - total flux cleaned = -0.00150143 Jy ! Component: 1500 - total flux cleaned = -0.00152343 Jy ! Component: 1550 - total flux cleaned = -0.00155568 Jy ! Component: 1600 - total flux cleaned = -0.00157676 Jy ! Component: 1650 - total flux cleaned = -0.00156667 Jy ! Component: 1700 - total flux cleaned = -0.00157695 Jy ! Component: 1750 - total flux cleaned = -0.00155651 Jy ! Component: 1800 - total flux cleaned = -0.00153655 Jy ! Component: 1850 - total flux cleaned = -0.00153648 Jy ! Component: 1900 - total flux cleaned = -0.00153626 Jy ! Component: 1950 - total flux cleaned = -0.00148829 Jy ! Component: 2000 - total flux cleaned = -0.00146934 Jy ! Component: 2050 - total flux cleaned = -0.00143187 Jy ! Component: 2100 - total flux cleaned = -0.00140413 Jy ! Component: 2150 - total flux cleaned = -0.00139491 Jy ! Component: 2200 - total flux cleaned = -0.00135869 Jy ! Component: 2250 - total flux cleaned = -0.00135869 Jy ! Component: 2300 - total flux cleaned = -0.00133203 Jy ! Component: 2350 - total flux cleaned = -0.00131453 Jy ! Component: 2400 - total flux cleaned = -0.00130587 Jy ! Component: 2450 - total flux cleaned = -0.00129726 Jy ! Component: 2500 - total flux cleaned = -0.0012802 Jy ! Component: 2550 - total flux cleaned = -0.00127174 Jy ! Component: 2600 - total flux cleaned = -0.00125491 Jy ! Component: 2650 - total flux cleaned = -0.00126323 Jy ! Component: 2700 - total flux cleaned = -0.00125498 Jy ! Component: 2750 - total flux cleaned = -0.00125507 Jy ! Component: 2800 - total flux cleaned = -0.00127128 Jy ! Component: 2850 - total flux cleaned = -0.00129551 Jy ! Component: 2900 - total flux cleaned = -0.00131953 Jy ! Component: 2950 - total flux cleaned = -0.00133543 Jy ! Component: 3000 - total flux cleaned = -0.00135919 Jy ! Component: 3050 - total flux cleaned = -0.0013671 Jy ! Component: 3100 - total flux cleaned = -0.00139835 Jy ! Component: 3150 - total flux cleaned = -0.00142163 Jy ! Component: 3200 - total flux cleaned = -0.00143706 Jy ! Component: 3250 - total flux cleaned = -0.00144476 Jy ! Component: 3300 - total flux cleaned = -0.00146769 Jy ! Component: 3350 - total flux cleaned = -0.00149045 Jy ! Component: 3400 - total flux cleaned = -0.00151311 Jy ! Component: 3450 - total flux cleaned = -0.00154315 Jy ! Component: 3500 - total flux cleaned = -0.00157303 Jy ! Component: 3550 - total flux cleaned = -0.00158795 Jy ! Component: 3600 - total flux cleaned = -0.00158795 Jy ! Component: 3650 - total flux cleaned = -0.00160276 Jy ! Component: 3700 - total flux cleaned = -0.00161008 Jy ! Component: 3750 - total flux cleaned = -0.00161005 Jy ! Component: 3800 - total flux cleaned = -0.00163194 Jy ! Component: 3850 - total flux cleaned = -0.00162464 Jy ! Component: 3900 - total flux cleaned = -0.00164629 Jy ! Component: 3950 - total flux cleaned = -0.0016391 Jy ! Component: 4000 - total flux cleaned = -0.00163908 Jy ! Component: 4050 - total flux cleaned = -0.00164623 Jy ! Total flux subtracted in 4096 components = -0.00165333 Jy ! Clean residual min=-0.000441 max=0.000423 Jy/beam ! Clean residual mean=0.000001 rms=0.000115 Jy/beam ! Combined flux in latest and established models = 0.12691 Jy keep ! Adding 237 model components to the UV plane model. ! The established model now contains 301 components and 0.12691 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/sb072/temp_maps//J0846-1456_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.025 x 2.336 at -3.417 degrees (North through East) ! Clean map min=-0.0012311 max=0.12086 Jy/beam ! Writing clean map to FITS file: /vlbi/sb072/temp_maps//J0846-1456_X_map.fits wmodel /vlbi/sb072/temp_maps//J0846-1456_X_map.mod ! Writing 301 model components to file: /vlbi/sb072/temp_maps//J0846-1456_X_map.mod wobs /vlbi/sb072/temp_maps//J0846-1456_X_uvs.fits ! Writing UV FITS file: /vlbi/sb072/temp_maps//J0846-1456_X_uvs.fits wwins /vlbi/sb072/temp_maps//J0846-1456_X_map.win ! wwins: Wrote 4 windows to /vlbi/sb072/temp_maps//J0846-1456_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.120859 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000115549 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.28682 0.28682 0.573641 1.14728 2.29456 4.58912 9.17825 18.3565 36.713 73.426 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0003 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.12 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 1045.95 quit ! Quitting program ! Log file /vlbi/sb072/temp_maps//J0846-1456_X_dfm.log closed on Tue Mar 5 22:51:34 2019