! Started logfile: /vlbi/sb072/temp_maps//J1827-0405_C_dfm.log on Thu Jan 31 09:44:42 2019 float field_size field_size = 1024 float field_cell field_cell = 0.3000 float taper_size taper_size = 40.0 float freq freq = 4.12800 obs /vlbi/sb072/temp_maps//J1827-0405_C_uvm.fits ! Reading UV FITS file: /vlbi/sb072/temp_maps//J1827-0405_C_uvm.fits ! AN table 1: 7 integrations on 28 of 28 possible baselines. ! AN table 2: 7 integrations on 36 of 36 possible baselines. ! AN table 3: 14 integrations on 36 of 36 possible baselines. ! Apparent sampling: 0.977941 visibilities/baseline/integration-bin. ! Found source: J1827-0405 ! ! 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 4.128e+09 3.2e+07 1 3.2e+07 ! 02 2 4.16e+09 3.2e+07 1 3.2e+07 ! 03 3 4.192e+09 3.2e+07 1 3.2e+07 ! 04 4 4.224e+09 3.2e+07 1 3.2e+07 ! 05 5 4.416e+09 3.2e+07 1 3.2e+07 ! 06 6 4.512e+09 3.2e+07 1 3.2e+07 ! 07 7 4.544e+09 3.2e+07 1 3.2e+07 ! 08 8 4.576e+09 3.2e+07 1 3.2e+07 ! ! Polarization(s): RR ! ! Read 85 lines of history. ! ! Reading 7448 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 = 0.3 print "taper_size =", taper_size ! taper_size = 40 ![@/opt64/bin/pima_mupet_01.dfm J1827-0405_C] 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 0.300x0.300 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 3 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 2. ! A total of 3 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 3. ! A total of 3 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 4. ! A total of 3 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 5. ! A total of 3 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 6. ! A total of 3 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 7. ! A total of 3 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 8. ! A total of 3 telescope corrections were flagged in sub-array 3. ! ! Fit before self-cal, rms=1.009308Jy sigma=40.143038 ! Fit after self-cal, rms=0.896188Jy sigma=35.251851 ! 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=1.25 mas, bmaj=3.443 mas, bpa=-3.932 degrees ! Estimated noise=0.375632 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, -0.3). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0577148 Jy ! Component: 100 - total flux cleaned = 0.0881701 Jy ! Total flux subtracted in 100 components = 0.0881701 Jy ! Clean residual min=-0.013941 max=0.026670 Jy/beam ! Clean residual mean=0.000022 rms=0.003457 Jy/beam ! Combined flux in latest and established models = 0.0881701 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 20 components and 0.0881701 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=0.133481Jy sigma=4.971367 ! Fit after self-cal, rms=0.132403Jy sigma=4.936005 ! Inverting map ! Added new window around map position (2.1, -0.6). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.029396 Jy ! Component: 100 - total flux cleaned = 0.0497246 Jy ! Total flux subtracted in 100 components = 0.0497246 Jy ! Clean residual min=-0.012957 max=0.018725 Jy/beam ! Clean residual mean=0.000013 rms=0.002792 Jy/beam ! Combined flux in latest and established models = 0.137895 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 41 components and 0.137895 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=0.113244Jy sigma=4.081595 ! Fit after self-cal, rms=0.112228Jy sigma=4.052436 ! Inverting map ! Added new window around map position (3.6, 0). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0206673 Jy ! Component: 100 - total flux cleaned = 0.0363411 Jy ! Total flux subtracted in 100 components = 0.0363411 Jy ! Clean residual min=-0.010205 max=0.017238 Jy/beam ! Clean residual mean=0.000007 rms=0.002339 Jy/beam ! Combined flux in latest and established models = 0.174236 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 55 components and 0.174236 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=0.100308Jy sigma=3.512812 ! Fit after self-cal, rms=0.099825Jy sigma=3.493693 ! Inverting map ! Added new window around map position (-0.3, 5.1). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.017724 Jy ! Component: 100 - total flux cleaned = 0.030686 Jy ! Total flux subtracted in 100 components = 0.030686 Jy ! Clean residual min=-0.008204 max=0.011214 Jy/beam ! Clean residual mean=0.000006 rms=0.002014 Jy/beam ! Combined flux in latest and established models = 0.204922 Jy ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 75 components and 0.204922 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=0.090590Jy sigma=3.065502 ! Fit after self-cal, rms=0.090101Jy sigma=3.048055 ! 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=1.608 mas, bmaj=4.147 mas, bpa=-0.9653 degrees ! Estimated noise=0.236971 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 = 0.0343987 Jy ! Component: 100 - total flux cleaned = 0.0584452 Jy ! Component: 150 - total flux cleaned = 0.0768191 Jy ! Component: 200 - total flux cleaned = 0.0910937 Jy ! Total flux subtracted in 200 components = 0.0910937 Jy ! Clean residual min=-0.007953 max=0.013964 Jy/beam ! Clean residual mean=-0.000019 rms=0.003208 Jy/beam ! Combined flux in latest and established models = 0.296015 Jy ! Performing phase self-cal ! Adding 66 model components to the UV plane model. ! The established model now contains 113 components and 0.296015 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=0.069300Jy sigma=2.135540 ! Fit after self-cal, rms=0.068913Jy sigma=2.120834 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.608 x 4.147 at -0.9653 degrees (North through East) ! Clean map min=-0.0078978 max=0.090511 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 FD 0.99 HN 1.13 LA 0.95 ! NL 1.15 OV 0.94 PT 0.75 SC 0.83 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.24 FD 1.22 HN 1.46 LA 1.17 ! MK 1.35 NL 1.11 OV 0.92 PT 1.01 ! SC 1.87 ! ! Telescope amplitude corrections in sub-array 3: ! FD 1.23 HN 1.13 KP 0.66 LA 0.67 ! MK 0.90 NL 1.23 OV 0.88 PT 0.81 ! SC 0.90 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 0.95 HN 1.10 LA 0.94 ! NL 1.07 OV 0.91 PT 0.73 SC 0.71 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.28 FD 1.21 HN 1.27 LA 1.20 ! MK 1.54 NL 1.09 OV 0.95 PT 1.02 ! SC 1.93 ! ! Telescope amplitude corrections in sub-array 3: ! FD 1.15 HN 1.10 KP 0.66 LA 0.68 ! MK 1.30 NL 1.16 OV 0.88 PT 0.89 ! SC 0.75 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 0.87 HN 1.01 LA 0.88 ! NL 1.05 OV 0.91 PT 0.78 SC 0.93 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.18 FD 1.22 HN 1.29 LA 1.17 ! MK 1.54 NL 1.23 OV 1.01 PT 1.14 ! SC 1.70 ! ! Telescope amplitude corrections in sub-array 3: ! FD 0.93 HN 1.01 KP 0.89 LA 0.90 ! MK 1.26 NL 1.11 OV 0.96 PT 0.85 ! SC 0.83 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 0.84 HN 1.14 LA 0.88 ! NL 1.11 OV 0.92 PT 0.79 SC 0.85 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.27 FD 1.29 HN 1.33 LA 1.15 ! MK 1.50 NL 1.26 OV 0.98 PT 1.13 ! SC 1.65 ! ! Telescope amplitude corrections in sub-array 3: ! FD 0.84 HN 1.00 KP 0.89 LA 1.30 ! MK 1.18 NL 1.01 OV 0.94 PT 0.80 ! SC 0.78 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.28 FD 0.85 HN 1.05 LA 0.88 ! NL 1.07 OV 0.94 PT 0.79 SC 0.85 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.20 FD 1.29 HN 1.41 LA 1.19 ! MK 1.31 NL 1.30 OV 1.03 PT 1.22 ! SC 1.59 ! ! Telescope amplitude corrections in sub-array 3: ! FD 0.84 HN 1.04 KP 0.91 LA 0.92 ! MK 1.09 NL 1.16 OV 0.95 PT 0.82 ! SC 0.78 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.10 FD 0.85 HN 1.03 LA 0.87 ! NL 1.09 OV 0.94 PT 0.80 SC 0.84 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.29 FD 1.31 HN 1.45 LA 1.20 ! MK 1.38 NL 1.31 OV 1.02 PT 1.22 ! SC 1.60 ! ! Telescope amplitude corrections in sub-array 3: ! FD 0.84 HN 1.05 KP 0.91 LA 0.93 ! MK 0.99 NL 1.14 OV 0.96 PT 0.83 ! SC 0.85 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 0.86 HN 1.06 LA 0.87 ! NL 1.08 OV 0.95 PT 0.81 SC 0.78 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.26 FD 1.32 HN 1.40 LA 1.21 ! MK 1.30 NL 1.30 OV 1.05 PT 1.23 ! SC 1.60 ! ! Telescope amplitude corrections in sub-array 3: ! FD 0.85 HN 1.03 KP 0.92 LA 0.93 ! MK 0.99 NL 1.13 OV 0.96 PT 0.82 ! SC 0.80 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 0.86 HN 1.10 LA 0.89 ! NL 1.08 OV 0.90 PT 0.81 SC 0.78 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.30 FD 1.33 HN 1.42 LA 1.20 ! MK 1.23 NL 1.33 OV 1.01 PT 1.23 ! SC 1.65 ! ! Telescope amplitude corrections in sub-array 3: ! FD 0.86 HN 1.05 KP 0.92 LA 0.93 ! MK 0.98 NL 1.17 OV 0.97 PT 0.83 ! SC 0.77 ! ! ! Fit before self-cal, rms=0.068913Jy sigma=2.120834 ! Fit after self-cal, rms=0.045450Jy sigma=1.211788 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.662 mas, bmaj=4.296 mas, bpa=0.9558 degrees ! Estimated noise=0.239518 mJy/beam. repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! Added new window around map position (-1.5, 34.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00503814 Jy ! Component: 100 - total flux cleaned = 0.00697958 Jy ! Component: 150 - total flux cleaned = 0.00739192 Jy ! Component: 200 - total flux cleaned = 0.00756564 Jy ! Total flux subtracted in 200 components = 0.00756564 Jy ! Clean residual min=-0.003667 max=0.003446 Jy/beam ! Clean residual mean=0.000002 rms=0.000716 Jy/beam ! Combined flux in latest and established models = 0.303581 Jy ! Performing phase self-cal ! Adding 34 model components to the UV plane model. ! The established model now contains 140 components and 0.303581 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=0.044683Jy sigma=1.176024 ! Fit after self-cal, rms=0.044633Jy sigma=1.170909 ! 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=0.044633Jy sigma=1.170909 ! Fit after self-cal, rms=0.044788Jy sigma=1.168209 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.661 mas, bmaj=4.295 mas, bpa=1.18 degrees ! Estimated noise=0.240026 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00292169 Jy ! Component: 100 - total flux cleaned = 0.00352094 Jy ! Component: 150 - total flux cleaned = 0.00382552 Jy ! Component: 200 - total flux cleaned = 0.0040294 Jy ! Total flux subtracted in 200 components = 0.0040294 Jy ! Clean residual min=-0.003422 max=0.003306 Jy/beam ! Clean residual mean=0.000002 rms=0.000666 Jy/beam ! Combined flux in latest and established models = 0.307611 Jy selfcal ! Performing phase self-cal ! Adding 34 model components to the UV plane model. ! The established model now contains 155 components and 0.30761 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=0.044444Jy sigma=1.154188 ! Fit after self-cal, rms=0.044424Jy sigma=1.152672 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 (12.6, -0.3). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00310162 Jy ! Component: 100 - total flux cleaned = 0.00436063 Jy ! Component: 150 - total flux cleaned = 0.00469433 Jy ! Component: 200 - total flux cleaned = 0.00475594 Jy ! Total flux subtracted in 200 components = 0.00475594 Jy ! Clean residual min=-0.002922 max=0.002904 Jy/beam ! Clean residual mean=0.000002 rms=0.000575 Jy/beam ! Combined flux in latest and established models = 0.312366 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 170 components and 0.312367 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=0.044119Jy sigma=1.137876 ! Fit after self-cal, rms=0.044069Jy sigma=1.136506 ! 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=0.044069Jy sigma=1.136506 ! Fit after self-cal, rms=0.046835Jy sigma=1.101729 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.658 mas, bmaj=4.29 mas, bpa=1.117 degrees ! Estimated noise=0.24228 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00284987 Jy ! Component: 100 - total flux cleaned = 0.00489703 Jy ! Component: 150 - total flux cleaned = 0.00632828 Jy ! Component: 200 - total flux cleaned = 0.00688472 Jy ! Total flux subtracted in 200 components = 0.00688472 Jy ! Clean residual min=-0.002795 max=0.002669 Jy/beam ! Clean residual mean=-0.000000 rms=0.000595 Jy/beam ! Combined flux in latest and established models = 0.319251 Jy selfcal ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 177 components and 0.319251 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=0.046514Jy sigma=1.091721 ! Fit after self-cal, rms=0.046487Jy sigma=1.090519 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 = 0.00140313 Jy ! Component: 100 - total flux cleaned = 0.0017042 Jy ! Component: 150 - total flux cleaned = 0.00170464 Jy ! Component: 200 - total flux cleaned = 0.00179395 Jy ! Total flux subtracted in 200 components = 0.00179395 Jy ! Clean residual min=-0.002685 max=0.002522 Jy/beam ! Clean residual mean=-0.000000 rms=0.000564 Jy/beam ! Combined flux in latest and established models = 0.321045 Jy ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 185 components and 0.321045 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=0.046363Jy sigma=1.086554 ! Fit after self-cal, rms=0.046362Jy sigma=1.086248 ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 40 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=0.046362Jy sigma=1.086248 ! Fit after self-cal, rms=0.043010Jy sigma=1.006202 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.706 mas, bmaj=7.106 mas, bpa=-2.788 degrees ! Estimated noise=0.290987 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00321639 Jy ! Component: 100 - total flux cleaned = 0.00453457 Jy ! Component: 150 - total flux cleaned = 0.00499468 Jy ! Component: 200 - total flux cleaned = 0.00513924 Jy ! Total flux subtracted in 200 components = 0.00513924 Jy ! Clean residual min=-0.002654 max=0.002857 Jy/beam ! Clean residual mean=0.000001 rms=0.000678 Jy/beam ! Combined flux in latest and established models = 0.326184 Jy selfcal ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 195 components and 0.326185 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=0.042934Jy sigma=1.005693 ! Fit after self-cal, rms=0.042888Jy sigma=1.004902 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 = 0.000549406 Jy ! Component: 100 - total flux cleaned = 0.000682928 Jy ! Component: 150 - total flux cleaned = 0.00068274 Jy ! Component: 200 - total flux cleaned = 0.000644196 Jy ! Total flux subtracted in 200 components = 0.000644196 Jy ! Clean residual min=-0.002518 max=0.002782 Jy/beam ! Clean residual mean=0.000001 rms=0.000659 Jy/beam ! Combined flux in latest and established models = 0.326829 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 205 components and 0.326829 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=0.042861Jy sigma=1.003426 ! Fit after self-cal, rms=0.042863Jy sigma=1.003220 ! 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=1.653 mas, bmaj=4.282 mas, bpa=0.9734 degrees ! Estimated noise=0.243452 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.653 x 4.282 at 0.9734 degrees (North through East) ! Clean map min=-0.0023843 max=0.085772 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=1.277 mas, bmaj=3.51 mas, bpa=-2.965 degrees ! Estimated noise=0.422414 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0661172 Jy ! Component: 100 - total flux cleaned = 0.10629 Jy ! Component: 150 - total flux cleaned = 0.137109 Jy ! Component: 200 - total flux cleaned = 0.161276 Jy ! Total flux subtracted in 200 components = 0.161276 Jy ! Clean residual min=-0.010199 max=0.014459 Jy/beam ! Clean residual mean=0.000017 rms=0.002370 Jy/beam ! Combined flux in latest and established models = 0.161277 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 45 model components to the UV plane model. ! The established model now contains 45 components and 0.161277 Jy ! Inverting map and beam ! Estimated beam: bmin=1.653 mas, bmaj=4.282 mas, bpa=0.9734 degrees ! Estimated noise=0.243452 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 = 0.0440125 Jy ! Component: 100 - total flux cleaned = 0.0726593 Jy ! Component: 150 - total flux cleaned = 0.0926482 Jy ! Component: 200 - total flux cleaned = 0.107261 Jy ! Total flux subtracted in 200 components = 0.107261 Jy ! Clean residual min=-0.005389 max=0.009615 Jy/beam ! Clean residual mean=0.000003 rms=0.002202 Jy/beam ! Combined flux in latest and established models = 0.268538 Jy ! Adding 83 model components to the UV plane model. ! The established model now contains 113 components and 0.268538 Jy ! Inverting map ! Added new window around map position (5.4, -1.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0113079 Jy ! Component: 100 - total flux cleaned = 0.0199245 Jy ! Component: 150 - total flux cleaned = 0.0268694 Jy ! Component: 200 - total flux cleaned = 0.0325675 Jy ! Total flux subtracted in 200 components = 0.0325675 Jy ! Clean residual min=-0.004049 max=0.005521 Jy/beam ! Clean residual mean=0.000002 rms=0.001077 Jy/beam ! Combined flux in latest and established models = 0.301105 Jy ! Adding 44 model components to the UV plane model. ! The established model now contains 145 components and 0.301105 Jy ! Inverting map ! Added new window around map position (-1.8, 0). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00579308 Jy ! Component: 100 - total flux cleaned = 0.0100793 Jy ! Component: 150 - total flux cleaned = 0.0136487 Jy ! Component: 200 - total flux cleaned = 0.0166523 Jy ! Total flux subtracted in 200 components = 0.0166523 Jy ! Clean residual min=-0.002964 max=0.002932 Jy/beam ! Clean residual mean=0.000001 rms=0.000635 Jy/beam ! Combined flux in latest and established models = 0.317757 Jy ! Adding 42 model components to the UV plane model. ! The established model now contains 176 components and 0.317757 Jy ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 40 mega-wavelengths. clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.706 mas, bmaj=7.106 mas, bpa=-2.788 degrees ! Estimated noise=0.290987 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00413817 Jy ! Component: 100 - total flux cleaned = 0.0060838 Jy ! Component: 150 - total flux cleaned = 0.00723188 Jy ! Component: 200 - total flux cleaned = 0.00731026 Jy ! Total flux subtracted in 200 components = 0.00731026 Jy ! Clean residual min=-0.002957 max=0.002676 Jy/beam ! Clean residual mean=0.000002 rms=0.000687 Jy/beam ! Combined flux in latest and established models = 0.325068 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 = 0.000135082 Jy ! Component: 100 - total flux cleaned = 0.000197498 Jy ! Component: 150 - total flux cleaned = 0.000311001 Jy ! Component: 200 - total flux cleaned = 0.000362748 Jy ! Total flux subtracted in 200 components = 0.000362748 Jy ! Clean residual min=-0.002778 max=0.002563 Jy/beam ! Clean residual mean=0.000002 rms=0.000622 Jy/beam ! Combined flux in latest and established models = 0.32543 Jy ! Adding 87 model components to the UV plane model. ! The established model now contains 256 components and 0.32543 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=1.653 mas, bmaj=4.282 mas, bpa=0.9734 degrees ! Estimated noise=0.243452 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000471426 Jy ! Component: 100 - total flux cleaned = -0.000204127 Jy ! Component: 150 - total flux cleaned = 9.5433e-05 Jy ! Component: 200 - total flux cleaned = 0.000202056 Jy ! Total flux subtracted in 200 components = 0.000202056 Jy ! Clean residual min=-0.002432 max=0.001804 Jy/beam ! Clean residual mean=0.000001 rms=0.000432 Jy/beam ! Combined flux in latest and established models = 0.325633 Jy selfcal ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 278 components and 0.325633 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=0.042449Jy sigma=0.983972 ! Fit after self-cal, rms=0.042305Jy sigma=0.980161 wmodel J1827-0405_C_map.mod ! Writing 278 model components to file: J1827-0405_C_map.mod wobs J1827-0405_C_uvs.fits ! Writing UV FITS file: J1827-0405_C_uvs.fits wwins J1827-0405_C_map.win ! wwins: Wrote 8 windows to J1827-0405_C_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 = -0.000294471 Jy ! Component: 100 - total flux cleaned = -0.000264018 Jy ! Component: 150 - total flux cleaned = -0.000108038 Jy ! Component: 200 - total flux cleaned = 9.40214e-06 Jy ! Component: 250 - total flux cleaned = 3.71807e-05 Jy ! Component: 300 - total flux cleaned = 1.03598e-05 Jy ! Component: 350 - total flux cleaned = -3.93274e-05 Jy ! Component: 400 - total flux cleaned = -0.00011098 Jy ! Component: 450 - total flux cleaned = -0.000157578 Jy ! Component: 500 - total flux cleaned = -0.000248402 Jy ! Component: 550 - total flux cleaned = -0.000292885 Jy ! Component: 600 - total flux cleaned = -0.000335762 Jy ! Component: 650 - total flux cleaned = -0.000398293 Jy ! Component: 700 - total flux cleaned = -0.000479791 Jy ! Component: 750 - total flux cleaned = -0.000539659 Jy ! Component: 800 - total flux cleaned = -0.000676545 Jy ! Component: 850 - total flux cleaned = -0.000791664 Jy ! Component: 900 - total flux cleaned = -0.000904224 Jy ! Component: 950 - total flux cleaned = -0.0010153 Jy ! Component: 1000 - total flux cleaned = -0.00108797 Jy ! Component: 1050 - total flux cleaned = -0.00117747 Jy ! Component: 1100 - total flux cleaned = -0.00126509 Jy ! Component: 1150 - total flux cleaned = -0.0013509 Jy ! Component: 1200 - total flux cleaned = -0.00140174 Jy ! Component: 1250 - total flux cleaned = -0.0014517 Jy ! Component: 1300 - total flux cleaned = -0.00150085 Jy ! Component: 1350 - total flux cleaned = -0.00156555 Jy ! Component: 1400 - total flux cleaned = -0.00158162 Jy ! Component: 1450 - total flux cleaned = -0.00169239 Jy ! Component: 1500 - total flux cleaned = -0.0016458 Jy ! Component: 1550 - total flux cleaned = -0.00172318 Jy ! Component: 1600 - total flux cleaned = -0.00175364 Jy ! Component: 1650 - total flux cleaned = -0.00172337 Jy ! Component: 1700 - total flux cleaned = -0.00178314 Jy ! Component: 1750 - total flux cleaned = -0.00176817 Jy ! Component: 1800 - total flux cleaned = -0.00179734 Jy ! Component: 1850 - total flux cleaned = -0.00175394 Jy ! Component: 1900 - total flux cleaned = -0.00176833 Jy ! Component: 1950 - total flux cleaned = -0.00176835 Jy ! Component: 2000 - total flux cleaned = -0.00171196 Jy ! Component: 2050 - total flux cleaned = -0.00172582 Jy ! Component: 2100 - total flux cleaned = -0.00169833 Jy ! Component: 2150 - total flux cleaned = -0.00175315 Jy ! Component: 2200 - total flux cleaned = -0.00171228 Jy ! Component: 2250 - total flux cleaned = -0.00175272 Jy ! Component: 2300 - total flux cleaned = -0.00172609 Jy ! Component: 2350 - total flux cleaned = -0.00168631 Jy ! Component: 2400 - total flux cleaned = -0.00169947 Jy ! Component: 2450 - total flux cleaned = -0.00169943 Jy ! Component: 2500 - total flux cleaned = -0.00169926 Jy ! Component: 2550 - total flux cleaned = -0.00164792 Jy ! Component: 2600 - total flux cleaned = -0.00172424 Jy ! Component: 2650 - total flux cleaned = -0.00171153 Jy ! Component: 2700 - total flux cleaned = -0.00171153 Jy ! Component: 2750 - total flux cleaned = -0.00172397 Jy ! Component: 2800 - total flux cleaned = -0.00173621 Jy ! Component: 2850 - total flux cleaned = -0.00171149 Jy ! Component: 2900 - total flux cleaned = -0.00172368 Jy ! Component: 2950 - total flux cleaned = -0.00173575 Jy ! Component: 3000 - total flux cleaned = -0.00172366 Jy ! Component: 3050 - total flux cleaned = -0.00173563 Jy ! Component: 3100 - total flux cleaned = -0.00175942 Jy ! Component: 3150 - total flux cleaned = -0.00172413 Jy ! Component: 3200 - total flux cleaned = -0.00178271 Jy ! Component: 3250 - total flux cleaned = -0.00172437 Jy ! Component: 3300 - total flux cleaned = -0.00171281 Jy ! Component: 3350 - total flux cleaned = -0.00172426 Jy ! Component: 3400 - total flux cleaned = -0.00167867 Jy ! Component: 3450 - total flux cleaned = -0.00170132 Jy ! Component: 3500 - total flux cleaned = -0.00164498 Jy ! Component: 3550 - total flux cleaned = -0.00162254 Jy ! Component: 3600 - total flux cleaned = -0.00163361 Jy ! Component: 3650 - total flux cleaned = -0.00157812 Jy ! Component: 3700 - total flux cleaned = -0.00154504 Jy ! Component: 3750 - total flux cleaned = -0.00150111 Jy ! Component: 3800 - total flux cleaned = -0.00147927 Jy ! Component: 3850 - total flux cleaned = -0.00144667 Jy ! Component: 3900 - total flux cleaned = -0.0014034 Jy ! Component: 3950 - total flux cleaned = -0.00132828 Jy ! Component: 4000 - total flux cleaned = -0.00129621 Jy ! Component: 4050 - total flux cleaned = -0.00130681 Jy ! Total flux subtracted in 4096 components = -0.00124337 Jy ! Clean residual min=-0.000615 max=0.000704 Jy/beam ! Clean residual mean=0.000001 rms=0.000200 Jy/beam ! Combined flux in latest and established models = 0.324389 Jy keep ! Adding 313 model components to the UV plane model. ! The established model now contains 590 components and 0.324389 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/sb072/temp_maps//J1827-0405_C_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.653 x 4.282 at 0.9734 degrees (North through East) ! Clean map min=-0.002051 max=0.0861 Jy/beam ! Writing clean map to FITS file: /vlbi/sb072/temp_maps//J1827-0405_C_map.fits wmodel /vlbi/sb072/temp_maps//J1827-0405_C_map.mod ! Writing 590 model components to file: /vlbi/sb072/temp_maps//J1827-0405_C_map.mod wobs /vlbi/sb072/temp_maps//J1827-0405_C_uvs.fits ! Writing UV FITS file: /vlbi/sb072/temp_maps//J1827-0405_C_uvs.fits wwins /vlbi/sb072/temp_maps//J1827-0405_C_map.win ! wwins: Wrote 9 windows to /vlbi/sb072/temp_maps//J1827-0405_C_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0861002 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000197211 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.687145 0.687145 1.37429 2.74858 5.49716 10.9943 21.9886 43.9773 87.9545 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0005 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.086 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 436.589 quit ! Quitting program ! Log file /vlbi/sb072/temp_maps//J1827-0405_C_dfm.log closed on Thu Jan 31 09:44:47 2019