! Started logfile: /vlbi/sb072/temp_maps//J0808-0751_C_dfm.log on Tue Mar 5 22:48:02 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//J0808-0751_C_uvm.fits ! Reading UV FITS file: /vlbi/sb072/temp_maps//J0808-0751_C_uvm.fits ! AN table 1: 3 integrations on 28 of 28 possible baselines. ! AN table 2: 4 integrations on 10 of 10 possible baselines. ! Apparent sampling: 1 visibilities/baseline/integration-bin. ! Found source: J0808-0751 ! ! 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 94 lines of history. ! ! Reading 992 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 J0808-0751_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. ! ! 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=1.065044Jy sigma=44.229726 ! Fit after self-cal, rms=0.638914Jy sigma=26.341606 ! 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=1.134 mas, bmaj=2.947 mas, bpa=0.2322 degrees ! Estimated noise=0.687434 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 = 0.282158 Jy ! Component: 100 - total flux cleaned = 0.345094 Jy ! Total flux subtracted in 100 components = 0.345094 Jy ! Clean residual min=-0.014432 max=0.021666 Jy/beam ! Clean residual mean=0.000053 rms=0.003693 Jy/beam ! Combined flux in latest and established models = 0.345094 Jy ! Performing phase self-cal ! Adding 4 model components to the UV plane model. ! The established model now contains 4 components and 0.345094 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=0.073867Jy sigma=3.213062 ! Fit after self-cal, rms=0.073857Jy sigma=3.211885 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0222351 Jy ! Component: 100 - total flux cleaned = 0.030099 Jy ! Total flux subtracted in 100 components = 0.030099 Jy ! Clean residual min=-0.013966 max=0.020635 Jy/beam ! Clean residual mean=0.000047 rms=0.003191 Jy/beam ! Combined flux in latest and established models = 0.375193 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 11 components and 0.375193 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=0.066994Jy sigma=2.832362 ! Fit after self-cal, rms=0.066948Jy sigma=2.831173 ! Inverting map ! Added new window around map position (-3.3, -1.8). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0169766 Jy ! Component: 100 - total flux cleaned = 0.0251092 Jy ! Total flux subtracted in 100 components = 0.0251092 Jy ! Clean residual min=-0.012041 max=0.014571 Jy/beam ! Clean residual mean=0.000042 rms=0.002777 Jy/beam ! Combined flux in latest and established models = 0.400302 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 23 components and 0.400302 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=0.061265Jy sigma=2.544651 ! Fit after self-cal, rms=0.060904Jy sigma=2.531779 ! 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=1.281 mas, bmaj=3.259 mas, bpa=-0.03532 degrees ! Estimated noise=0.565871 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 = 0.0141998 Jy ! Component: 100 - total flux cleaned = 0.0240845 Jy ! Component: 150 - total flux cleaned = 0.0316518 Jy ! Component: 200 - total flux cleaned = 0.0375237 Jy ! Total flux subtracted in 200 components = 0.0375237 Jy ! Clean residual min=-0.016264 max=0.018511 Jy/beam ! Clean residual mean=0.000138 rms=0.004345 Jy/beam ! Combined flux in latest and established models = 0.437826 Jy ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 40 components and 0.437826 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=0.057714Jy sigma=2.296220 ! Fit after self-cal, rms=0.057512Jy sigma=2.285228 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.281 x 3.259 at -0.03532 degrees (North through East) ! Clean map min=-0.015609 max=0.3667 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.13 HN 0.96 LA 1.36 MK 1.00 ! NL 0.99 OV 1.02 PT 0.85 SC 0.96 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.59 MK 1.02 NL 1.16 OV 0.98 ! SC 0.98 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.15 HN 0.94 LA 1.21 MK 0.97 ! NL 1.01 OV 1.02 PT 0.84 SC 0.99 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.48 MK 1.00 NL 1.17 OV 0.98 ! SC 0.97 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.10 HN 0.93 LA 1.00 MK 0.96 ! NL 1.03 OV 0.99 PT 0.84 SC 0.97 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.98 MK 0.98 NL 1.10 OV 1.00 ! SC 0.95 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.10 HN 0.97 LA 0.94 MK 0.99 ! NL 1.09 OV 1.00 PT 0.84 SC 0.98 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.97 MK 1.00 NL 1.03 OV 0.96 ! SC 0.95 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.11 HN 0.96 LA 0.96 MK 1.02 ! NL 1.04 OV 1.02 PT 0.83 SC 1.00 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.53 MK 1.02 NL 1.05 OV 0.96 ! SC 0.96 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.10 HN 0.97 LA 0.96 MK 1.01 ! NL 1.04 OV 1.04 PT 0.85 SC 1.00 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.96 MK 1.04 NL 1.04 OV 0.98 ! SC 0.91 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.12 HN 0.97 LA 0.96 MK 1.00 ! NL 1.04 OV 1.03 PT 0.85 SC 1.00 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.94 MK 1.02 NL 1.03 OV 0.96 ! SC 0.96 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.12 HN 0.97 LA 0.95 MK 1.01 ! NL 1.03 OV 1.04 PT 0.86 SC 1.00 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.94 MK 1.01 NL 1.05 OV 0.97 ! SC 0.95 ! ! ! Fit before self-cal, rms=0.057512Jy sigma=2.285228 ! Fit after self-cal, rms=0.034493Jy sigma=1.319361 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.279 mas, bmaj=3.291 mas, bpa=0.1083 degrees ! Estimated noise=0.56196 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 (-2.7, 3.9). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00983056 Jy ! Component: 100 - total flux cleaned = 0.0127534 Jy ! Component: 150 - total flux cleaned = 0.0138907 Jy ! Component: 200 - total flux cleaned = 0.0142644 Jy ! Total flux subtracted in 200 components = 0.0142644 Jy ! Clean residual min=-0.006277 max=0.009332 Jy/beam ! Clean residual mean=0.000046 rms=0.002020 Jy/beam ! Combined flux in latest and established models = 0.45209 Jy ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 66 components and 0.45209 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=0.031261Jy sigma=1.177696 ! Fit after self-cal, rms=0.031157Jy sigma=1.173264 ! 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=0.031157Jy sigma=1.173264 ! Fit after self-cal, rms=0.030567Jy sigma=1.156205 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.277 mas, bmaj=3.287 mas, bpa=0.1205 degrees ! Estimated noise=0.560845 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00220722 Jy ! Component: 100 - total flux cleaned = 0.00346656 Jy ! Component: 150 - total flux cleaned = 0.00420633 Jy ! Component: 200 - total flux cleaned = 0.00430549 Jy ! Total flux subtracted in 200 components = 0.00430549 Jy ! Clean residual min=-0.005912 max=0.008514 Jy/beam ! Clean residual mean=0.000046 rms=0.001889 Jy/beam ! Combined flux in latest and established models = 0.456396 Jy selfcal ! Performing phase self-cal ! Adding 36 model components to the UV plane model. ! The established model now contains 87 components and 0.456396 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=0.029627Jy sigma=1.116603 ! Fit after self-cal, rms=0.029558Jy sigma=1.114748 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 (-8.4, 1.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00827093 Jy ! Component: 100 - total flux cleaned = 0.0138015 Jy ! Component: 150 - total flux cleaned = 0.0179877 Jy ! Component: 200 - total flux cleaned = 0.0212968 Jy ! Total flux subtracted in 200 components = 0.0212968 Jy ! Clean residual min=-0.004552 max=0.006086 Jy/beam ! Clean residual mean=0.000024 rms=0.001384 Jy/beam ! Combined flux in latest and established models = 0.477693 Jy ! Performing phase self-cal ! Adding 42 model components to the UV plane model. ! The established model now contains 126 components and 0.477693 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=0.026803Jy sigma=0.945068 ! Fit after self-cal, rms=0.026705Jy sigma=0.939756 ! Inverting map ! Added new window around map position (-9, 41.1). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00582473 Jy ! Component: 100 - total flux cleaned = 0.00930825 Jy ! Component: 150 - total flux cleaned = 0.0119963 Jy ! Component: 200 - total flux cleaned = 0.0138725 Jy ! Total flux subtracted in 200 components = 0.0138725 Jy ! Clean residual min=-0.003923 max=0.004284 Jy/beam ! Clean residual mean=0.000018 rms=0.001073 Jy/beam ! Combined flux in latest and established models = 0.491565 Jy ! Performing phase self-cal ! Adding 42 model components to the UV plane model. ! The established model now contains 162 components and 0.491565 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=0.025271Jy sigma=0.847497 ! Fit after self-cal, rms=0.025238Jy sigma=0.845847 ! 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=0.025238Jy sigma=0.845847 ! Fit after self-cal, rms=0.024942Jy sigma=0.830316 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.28 mas, bmaj=3.292 mas, bpa=0.1134 degrees ! Estimated noise=0.560501 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00294796 Jy ! Component: 100 - total flux cleaned = 0.00477681 Jy ! Component: 150 - total flux cleaned = 0.00629354 Jy ! Component: 200 - total flux cleaned = 0.00750661 Jy ! Total flux subtracted in 200 components = 0.00750661 Jy ! Clean residual min=-0.003498 max=0.003663 Jy/beam ! Clean residual mean=0.000014 rms=0.000925 Jy/beam ! Combined flux in latest and established models = 0.499072 Jy selfcal ! Performing phase self-cal ! Adding 48 model components to the UV plane model. ! The established model now contains 183 components and 0.499072 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=0.024368Jy sigma=0.796164 ! Fit after self-cal, rms=0.024349Jy sigma=0.795636 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 = 0.00123115 Jy ! Component: 100 - total flux cleaned = 0.00220097 Jy ! Component: 150 - total flux cleaned = 0.00297536 Jy ! Component: 200 - total flux cleaned = 0.00358871 Jy ! Total flux subtracted in 200 components = 0.00358871 Jy ! Clean residual min=-0.003227 max=0.003578 Jy/beam ! Clean residual mean=0.000011 rms=0.000873 Jy/beam ! Combined flux in latest and established models = 0.502661 Jy ! Performing phase self-cal ! Adding 40 model components to the UV plane model. ! The established model now contains 198 components and 0.50266 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=0.024073Jy sigma=0.781257 ! Fit after self-cal, rms=0.024063Jy sigma=0.781074 ! 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=0.024063Jy sigma=0.781074 ! Fit after self-cal, rms=0.024026Jy sigma=0.778908 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.086 mas, bmaj=6.404 mas, bpa=4.177 degrees ! Estimated noise=0.788064 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00353356 Jy ! Component: 100 - total flux cleaned = 0.00488138 Jy ! Component: 150 - total flux cleaned = 0.00558217 Jy ! Component: 200 - total flux cleaned = 0.00617176 Jy ! Total flux subtracted in 200 components = 0.00617176 Jy ! Clean residual min=-0.006041 max=0.005562 Jy/beam ! Clean residual mean=0.000023 rms=0.001756 Jy/beam ! Combined flux in latest and established models = 0.508832 Jy selfcal ! Performing phase self-cal ! Adding 37 model components to the UV plane model. ! The established model now contains 225 components and 0.508832 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=0.023879Jy sigma=0.770360 ! Fit after self-cal, rms=0.023835Jy sigma=0.769339 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 = 0.000779515 Jy ! Component: 100 - total flux cleaned = 0.00113847 Jy ! Component: 150 - total flux cleaned = 0.00145373 Jy ! Component: 200 - total flux cleaned = 0.00173617 Jy ! Total flux subtracted in 200 components = 0.00173617 Jy ! Clean residual min=-0.005936 max=0.005542 Jy/beam ! Clean residual mean=0.000016 rms=0.001678 Jy/beam ! Combined flux in latest and established models = 0.510568 Jy ! Performing phase self-cal ! Adding 35 model components to the UV plane model. ! The established model now contains 241 components and 0.510568 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=0.023835Jy sigma=0.769459 ! Fit after self-cal, rms=0.023834Jy sigma=0.769223 ! 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=1.28 mas, bmaj=3.294 mas, bpa=0.1003 degrees ! Estimated noise=0.561038 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.28 x 3.294 at 0.1003 degrees (North through East) ! Clean map min=-0.0029951 max=0.36371 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=1.132 mas, bmaj=2.977 mas, bpa=0.2995 degrees ! Estimated noise=0.684331 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.280834 Jy ! Component: 100 - total flux cleaned = 0.343479 Jy ! Component: 150 - total flux cleaned = 0.367173 Jy ! Component: 200 - total flux cleaned = 0.38247 Jy ! Total flux subtracted in 200 components = 0.38247 Jy ! Clean residual min=-0.005992 max=0.009407 Jy/beam ! Clean residual mean=0.000029 rms=0.001770 Jy/beam ! Combined flux in latest and established models = 0.38247 Jy uvw 0,-1 ! Uniform weighting is not currently selected. ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. flux_cutoff = imstat(rms) * dynam ! Adding 15 model components to the UV plane model. ! The established model now contains 15 components and 0.38247 Jy ! Inverting map and beam ! Estimated beam: bmin=1.28 mas, bmaj=3.294 mas, bpa=0.1003 degrees ! Estimated noise=0.561038 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 (-11.7, 21.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0180051 Jy ! Component: 100 - total flux cleaned = 0.0306842 Jy ! Component: 150 - total flux cleaned = 0.0406514 Jy ! Component: 200 - total flux cleaned = 0.0491015 Jy ! Total flux subtracted in 200 components = 0.0491015 Jy ! Clean residual min=-0.006048 max=0.006638 Jy/beam ! Clean residual mean=0.000076 rms=0.002204 Jy/beam ! Combined flux in latest and established models = 0.431572 Jy ! Adding 57 model components to the UV plane model. ! The established model now contains 64 components and 0.431572 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=3.086 mas, bmaj=6.404 mas, bpa=4.177 degrees ! Estimated noise=0.788064 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0181898 Jy ! Component: 100 - total flux cleaned = 0.0309857 Jy ! Component: 150 - total flux cleaned = 0.0403218 Jy ! Component: 200 - total flux cleaned = 0.0473167 Jy ! Total flux subtracted in 200 components = 0.0473167 Jy ! Clean residual min=-0.006417 max=0.006118 Jy/beam ! Clean residual mean=0.000087 rms=0.002563 Jy/beam ! Combined flux in latest and established models = 0.478888 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 = 0.00539367 Jy ! Component: 100 - total flux cleaned = 0.00965924 Jy ! Component: 150 - total flux cleaned = 0.0131204 Jy ! Component: 200 - total flux cleaned = 0.0159675 Jy ! Total flux subtracted in 200 components = 0.0159675 Jy ! Clean residual min=-0.004927 max=0.005066 Jy/beam ! Clean residual mean=0.000043 rms=0.001702 Jy/beam ! Combined flux in latest and established models = 0.494856 Jy ! Adding 117 model components to the UV plane model. ! The established model now contains 175 components and 0.494856 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=1.28 mas, bmaj=3.294 mas, bpa=0.1003 degrees ! Estimated noise=0.561038 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000380946 Jy ! Component: 100 - total flux cleaned = 0.00158797 Jy ! Component: 150 - total flux cleaned = 0.00219166 Jy ! Component: 200 - total flux cleaned = 0.00280797 Jy ! Total flux subtracted in 200 components = 0.00280797 Jy ! Clean residual min=-0.003415 max=0.003531 Jy/beam ! Clean residual mean=0.000011 rms=0.000812 Jy/beam ! Combined flux in latest and established models = 0.497664 Jy selfcal ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 196 components and 0.497664 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=0.024141Jy sigma=0.789380 ! Fit after self-cal, rms=0.023863Jy sigma=0.777485 wmodel J0808-0751_C_map.mod ! Writing 196 model components to file: J0808-0751_C_map.mod wobs J0808-0751_C_uvs.fits ! Writing UV FITS file: J0808-0751_C_uvs.fits wwins J0808-0751_C_map.win ! wwins: Wrote 6 windows to J0808-0751_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 = 0.000741628 Jy ! Component: 100 - total flux cleaned = 0.00112975 Jy ! Component: 150 - total flux cleaned = 0.00154576 Jy ! Component: 200 - total flux cleaned = 0.00208494 Jy ! Component: 250 - total flux cleaned = 0.00250342 Jy ! Component: 300 - total flux cleaned = 0.00286112 Jy ! Component: 350 - total flux cleaned = 0.00315964 Jy ! Component: 400 - total flux cleaned = 0.00344591 Jy ! Component: 450 - total flux cleaned = 0.00372199 Jy ! Component: 500 - total flux cleaned = 0.00391293 Jy ! Component: 550 - total flux cleaned = 0.0041701 Jy ! Component: 600 - total flux cleaned = 0.00434674 Jy ! Component: 650 - total flux cleaned = 0.00451785 Jy ! Component: 700 - total flux cleaned = 0.00465009 Jy ! Component: 750 - total flux cleaned = 0.0047144 Jy ! Component: 800 - total flux cleaned = 0.0048386 Jy ! Component: 850 - total flux cleaned = 0.00489836 Jy ! Component: 900 - total flux cleaned = 0.0050438 Jy ! Component: 950 - total flux cleaned = 0.00515742 Jy ! Component: 1000 - total flux cleaned = 0.00526786 Jy ! Component: 1050 - total flux cleaned = 0.00537531 Jy ! Component: 1100 - total flux cleaned = 0.00545372 Jy ! Component: 1150 - total flux cleaned = 0.00552979 Jy ! Component: 1200 - total flux cleaned = 0.00560529 Jy ! Component: 1250 - total flux cleaned = 0.0057515 Jy ! Component: 1300 - total flux cleaned = 0.00579896 Jy ! Component: 1350 - total flux cleaned = 0.00582152 Jy ! Component: 1400 - total flux cleaned = 0.00582131 Jy ! Component: 1450 - total flux cleaned = 0.00584357 Jy ! Component: 1500 - total flux cleaned = 0.00593032 Jy ! Component: 1550 - total flux cleaned = 0.00586604 Jy ! Component: 1600 - total flux cleaned = 0.00588733 Jy ! Component: 1650 - total flux cleaned = 0.00592832 Jy ! Component: 1700 - total flux cleaned = 0.00600841 Jy ! Component: 1750 - total flux cleaned = 0.00604725 Jy ! Component: 1800 - total flux cleaned = 0.0060469 Jy ! Component: 1850 - total flux cleaned = 0.00602785 Jy ! Component: 1900 - total flux cleaned = 0.00610324 Jy ! Component: 1950 - total flux cleaned = 0.00617668 Jy ! Component: 2000 - total flux cleaned = 0.00617673 Jy ! Component: 2050 - total flux cleaned = 0.00621234 Jy ! Component: 2100 - total flux cleaned = 0.0062821 Jy ! Component: 2150 - total flux cleaned = 0.00633358 Jy ! Component: 2200 - total flux cleaned = 0.00636755 Jy ! Component: 2250 - total flux cleaned = 0.00635094 Jy ! Component: 2300 - total flux cleaned = 0.0064495 Jy ! Component: 2350 - total flux cleaned = 0.00653038 Jy ! Component: 2400 - total flux cleaned = 0.0065461 Jy ! Component: 2450 - total flux cleaned = 0.00657721 Jy ! Component: 2500 - total flux cleaned = 0.00660812 Jy ! Component: 2550 - total flux cleaned = 0.00666856 Jy ! Component: 2600 - total flux cleaned = 0.00660818 Jy ! Component: 2650 - total flux cleaned = 0.00654934 Jy ! Component: 2700 - total flux cleaned = 0.00665172 Jy ! Component: 2750 - total flux cleaned = 0.00659413 Jy ! Component: 2800 - total flux cleaned = 0.00665121 Jy ! Component: 2850 - total flux cleaned = 0.00669326 Jy ! Component: 2900 - total flux cleaned = 0.00669328 Jy ! Component: 2950 - total flux cleaned = 0.0066658 Jy ! Component: 3000 - total flux cleaned = 0.00669281 Jy ! Component: 3050 - total flux cleaned = 0.0066795 Jy ! Component: 3100 - total flux cleaned = 0.00670622 Jy ! Component: 3150 - total flux cleaned = 0.0066407 Jy ! Component: 3200 - total flux cleaned = 0.00665366 Jy ! Component: 3250 - total flux cleaned = 0.00662813 Jy ! Component: 3300 - total flux cleaned = 0.0066028 Jy ! Component: 3350 - total flux cleaned = 0.00659009 Jy ! Component: 3400 - total flux cleaned = 0.00659011 Jy ! Component: 3450 - total flux cleaned = 0.00659022 Jy ! Component: 3500 - total flux cleaned = 0.00662628 Jy ! Component: 3550 - total flux cleaned = 0.00657819 Jy ! Component: 3600 - total flux cleaned = 0.00655448 Jy ! Component: 3650 - total flux cleaned = 0.00653094 Jy ! Component: 3700 - total flux cleaned = 0.00655426 Jy ! Component: 3750 - total flux cleaned = 0.00651994 Jy ! Component: 3800 - total flux cleaned = 0.0065655 Jy ! Component: 3850 - total flux cleaned = 0.00655403 Jy ! Component: 3900 - total flux cleaned = 0.0065874 Jy ! Component: 3950 - total flux cleaned = 0.00659828 Jy ! Component: 4000 - total flux cleaned = 0.00664202 Jy ! Component: 4050 - total flux cleaned = 0.00663106 Jy ! Total flux subtracted in 4096 components = 0.00664181 Jy ! Clean residual min=-0.000643 max=0.000584 Jy/beam ! Clean residual mean=0.000001 rms=0.000185 Jy/beam ! Combined flux in latest and established models = 0.504306 Jy keep ! Adding 300 model components to the UV plane model. ! The established model now contains 496 components and 0.504305 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/sb072/temp_maps//J0808-0751_C_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.28 x 3.294 at 0.1003 degrees (North through East) ! Clean map min=-0.0031114 max=0.3586 Jy/beam ! Writing clean map to FITS file: /vlbi/sb072/temp_maps//J0808-0751_C_map.fits wmodel /vlbi/sb072/temp_maps//J0808-0751_C_map.mod ! Writing 496 model components to file: /vlbi/sb072/temp_maps//J0808-0751_C_map.mod wobs /vlbi/sb072/temp_maps//J0808-0751_C_uvs.fits ! Writing UV FITS file: /vlbi/sb072/temp_maps//J0808-0751_C_uvs.fits wwins /vlbi/sb072/temp_maps//J0808-0751_C_map.win ! wwins: Wrote 7 windows to /vlbi/sb072/temp_maps//J0808-0751_C_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.358604 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000185601 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.155269 0.155269 0.310539 0.621078 1.24216 2.48431 4.96862 9.93724 19.8745 39.749 79.4979 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0005 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.358 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 1932.12 quit ! Quitting program ! Log file /vlbi/sb072/temp_maps//J0808-0751_C_dfm.log closed on Tue Mar 5 22:48:06 2019