! Started logfile: /vlbi/sb072/temp_maps//J0457-1819_X_dfm.log on Fri Jan 25 19:16:35 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//J0457-1819_X_uvm.fits ! Reading UV FITS file: /vlbi/sb072/temp_maps//J0457-1819_X_uvm.fits ! AN table 1: 7 integrations on 45 of 45 possible baselines. ! AN table 2: 7 integrations on 36 of 36 possible baselines. ! Apparent sampling: 1 visibilities/baseline/integration-bin. ! Found source: J0457-1819 ! ! There are 8 IFs, and a total of 8 channels: ! ! IF Channel Frequency Freq offset Number of Overall IF ! origin at origin per channel channels bandwidth ! ------------------------------------------------------------- (Hz) ! 01 1 7.392e+09 3.2e+07 1 3.2e+07 ! 02 2 7.424e+09 3.2e+07 1 3.2e+07 ! 03 3 7.456e+09 3.2e+07 1 3.2e+07 ! 04 4 7.552e+09 3.2e+07 1 3.2e+07 ! 05 5 7.744e+09 3.2e+07 1 3.2e+07 ! 06 6 7.776e+09 3.2e+07 1 3.2e+07 ! 07 7 7.808e+09 3.2e+07 1 3.2e+07 ! 08 8 7.84e+09 3.2e+07 1 3.2e+07 ! ! Polarization(s): RR ! ! Read 94 lines of history. ! ! Reading 4536 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 J0457-1819_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=1.001011Jy sigma=27.820350 ! Fit after self-cal, rms=0.907670Jy sigma=25.265665 ! 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=0.7061 mas, bmaj=1.92 mas, bpa=-8.809 degrees ! Estimated noise=0.609456 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 = 0.0723854 Jy ! Component: 100 - total flux cleaned = 0.0881701 Jy ! Total flux subtracted in 100 components = 0.0881701 Jy ! Clean residual min=-0.003145 max=0.004698 Jy/beam ! Clean residual mean=-0.000001 rms=0.000691 Jy/beam ! Combined flux in latest and established models = 0.0881701 Jy ! Performing phase self-cal ! Adding 1 model components to the UV plane model. ! The established model now contains 1 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=0.036802Jy sigma=0.740788 ! Fit after self-cal, rms=0.036789Jy sigma=0.740576 ! Inverting map ! Added new window around map position (7, -18.4). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00471473 Jy ! Component: 100 - total flux cleaned = 0.00671733 Jy ! Total flux subtracted in 100 components = 0.00671733 Jy ! Clean residual min=-0.003461 max=0.003554 Jy/beam ! Clean residual mean=-0.000001 rms=0.000621 Jy/beam ! Combined flux in latest and established models = 0.0948875 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 10 components and 0.0948875 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=0.036285Jy sigma=0.722567 ! Fit after self-cal, rms=0.036261Jy sigma=0.721193 ! Inverting map print "============== Finished uniform weighting clean ===============" ! ============== Finished uniform weighting clean =============== ! uvw 0,-1 ! Uniform weighting is not currently selected. ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. win_mult = win_mult * 1.6 clean_niter = clean_niter * 2 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.9156 mas, bmaj=2.322 mas, bpa=-5.863 degrees ! Estimated noise=0.402409 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 = 0.00106746 Jy ! Component: 100 - total flux cleaned = 0.00106928 Jy ! Component: 150 - total flux cleaned = 0.00100616 Jy ! Component: 200 - total flux cleaned = 0.00095009 Jy ! Total flux subtracted in 200 components = 0.00095009 Jy ! Clean residual min=-0.002573 max=0.002839 Jy/beam ! Clean residual mean=0.000004 rms=0.000569 Jy/beam ! Combined flux in latest and established models = 0.0958376 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 18 components and 0.0958376 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=0.036180Jy sigma=0.719008 ! Fit after self-cal, rms=0.036177Jy sigma=0.718862 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9156 x 2.322 at -5.863 degrees (North through East) ! Clean map min=-0.002403 max=0.092127 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.88 FD 1.12 HN 0.92 KP 0.97 ! LA 1.15 MK 0.97 NL 1.10 OV 0.92 ! PT 1.00 SC 1.01 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.99 FD 0.98 HN 1.08 KP 0.98 ! LA 1.03 MK 0.98 OV 0.96 PT 0.95 ! SC 1.01 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.87 FD 1.18 HN 0.88 KP 0.89 ! LA 1.17 MK 0.99 NL 1.07 OV 0.88 ! PT 0.90 SC 1.01 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.94 FD 1.02 HN 0.99 KP 1.00 ! LA 1.04 MK 1.02 OV 0.98 PT 0.95 ! SC 0.98 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.89 FD 1.18 HN 0.86 KP 0.95 ! LA 1.20 MK 0.97 NL 1.00 OV 0.90 ! PT 0.90 SC 0.99 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.92 FD 0.99 HN 1.12 KP 0.97 ! LA 1.05 MK 1.01 OV 0.99 PT 1.00 ! SC 1.00 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 1.13 HN 0.91 KP 0.93 ! LA 1.08 MK 1.01 NL 1.06 OV 0.98 ! PT 0.94 SC 0.99 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.94 FD 1.04 HN 1.10 KP 1.05 ! LA 1.01 MK 1.02 OV 0.92 PT 0.99 ! SC 0.96 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 0.88 FD 1.14 HN 0.95 KP 0.94 ! LA 1.11 MK 0.96 NL 1.11 OV 0.97 ! PT 0.97 SC 1.01 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.96 FD 0.98 HN 1.12 KP 0.98 ! LA 1.05 MK 1.00 OV 0.95 PT 1.00 ! SC 0.99 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 0.94 FD 1.21 HN 0.89 KP 1.00 ! LA 1.18 MK 1.08 NL 1.10 OV 1.00 ! PT 0.93 SC 1.07 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.91 FD 1.00 HN 1.26 KP 1.00 ! LA 1.07 MK 0.98 OV 0.94 PT 1.00 ! SC 0.98 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 0.92 FD 1.28 HN 0.91 KP 0.96 ! LA 1.12 MK 1.10 NL 1.12 OV 0.93 ! PT 0.99 SC 1.08 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.93 FD 1.01 HN 1.17 KP 1.02 ! LA 1.03 MK 0.97 OV 0.93 PT 1.02 ! SC 0.96 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 1.10 HN 0.85 KP 0.99 ! LA 1.17 MK 1.00 NL 1.09 OV 0.90 ! PT 1.01 SC 1.01 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.94 FD 1.04 HN 1.11 KP 0.98 ! LA 1.00 MK 1.01 OV 0.95 PT 0.98 ! SC 0.98 ! ! ! Fit before self-cal, rms=0.036177Jy sigma=0.718862 ! Fit after self-cal, rms=0.035888Jy sigma=0.673277 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.9157 mas, bmaj=2.314 mas, bpa=-5.666 degrees ! Estimated noise=0.40243 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 = -0.000783453 Jy ! Component: 100 - total flux cleaned = -0.00087408 Jy ! Component: 150 - total flux cleaned = -0.0008918 Jy ! Component: 200 - total flux cleaned = -0.000907716 Jy ! Total flux subtracted in 200 components = -0.000907716 Jy ! Clean residual min=-0.001236 max=0.001147 Jy/beam ! Clean residual mean=-0.000002 rms=0.000287 Jy/beam ! Combined flux in latest and established models = 0.0949298 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 28 components and 0.0949298 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=0.035835Jy sigma=0.672228 ! Fit after self-cal, rms=0.035861Jy sigma=0.671838 ! 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=0.035861Jy sigma=0.671838 ! Fit after self-cal, rms=0.035980Jy sigma=0.671685 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9154 mas, bmaj=2.313 mas, bpa=-5.65 degrees ! Estimated noise=0.402376 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000375357 Jy ! Component: 100 - total flux cleaned = -0.000438762 Jy ! Component: 150 - total flux cleaned = -0.000425286 Jy ! Component: 200 - total flux cleaned = -0.000449934 Jy ! Total flux subtracted in 200 components = -0.000449934 Jy ! Clean residual min=-0.001252 max=0.001143 Jy/beam ! Clean residual mean=-0.000002 rms=0.000281 Jy/beam ! Combined flux in latest and established models = 0.0944799 Jy selfcal ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 32 components and 0.0944799 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=0.035957Jy sigma=0.671266 ! Fit after self-cal, rms=0.035955Jy sigma=0.671194 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 = -0.000148015 Jy ! Component: 100 - total flux cleaned = -0.000160195 Jy ! Component: 150 - total flux cleaned = -0.000171093 Jy ! Component: 200 - total flux cleaned = -0.000180856 Jy ! Total flux subtracted in 200 components = -0.000180856 Jy ! Clean residual min=-0.001268 max=0.001128 Jy/beam ! Clean residual mean=-0.000002 rms=0.000279 Jy/beam ! Combined flux in latest and established models = 0.0942991 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 35 components and 0.0942991 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=0.035945Jy sigma=0.671028 ! Fit after self-cal, rms=0.035944Jy sigma=0.671013 ! 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=0.035944Jy sigma=0.671013 ! Fit after self-cal, rms=0.036044Jy sigma=0.669978 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9152 mas, bmaj=2.313 mas, bpa=-5.646 degrees ! Estimated noise=0.402801 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -5.05322e-05 Jy ! Component: 100 - total flux cleaned = -2.89456e-05 Jy ! Component: 150 - total flux cleaned = -2.90247e-05 Jy ! Component: 200 - total flux cleaned = -4.68222e-05 Jy ! Total flux subtracted in 200 components = -4.68222e-05 Jy ! Clean residual min=-0.001272 max=0.001128 Jy/beam ! Clean residual mean=-0.000002 rms=0.000278 Jy/beam ! Combined flux in latest and established models = 0.0942522 Jy selfcal ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 36 components and 0.0942522 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=0.036034Jy sigma=0.669844 ! Fit after self-cal, rms=0.036035Jy sigma=0.669828 flux_cutoff = imstat(rms) * dynam ! Inverting map repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -6.22081e-05 Jy ! Component: 100 - total flux cleaned = -7.05365e-05 Jy ! Component: 150 - total flux cleaned = -7.08159e-05 Jy ! Component: 200 - total flux cleaned = -7.84315e-05 Jy ! Total flux subtracted in 200 components = -7.84315e-05 Jy ! Clean residual min=-0.001279 max=0.001119 Jy/beam ! Clean residual mean=-0.000002 rms=0.000277 Jy/beam ! Combined flux in latest and established models = 0.0941738 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 38 components and 0.0941738 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=0.036028Jy sigma=0.669749 ! Fit after self-cal, rms=0.036028Jy sigma=0.669744 ! 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=0.036028Jy sigma=0.669744 ! Fit after self-cal, rms=0.036075Jy sigma=0.668963 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.241 mas, bmaj=4.381 mas, bpa=-4.174 degrees ! Estimated noise=0.517563 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 6.34026e-05 Jy ! Component: 100 - total flux cleaned = 5.58531e-05 Jy ! Component: 150 - total flux cleaned = 5.10196e-05 Jy ! Component: 200 - total flux cleaned = 5.91213e-05 Jy ! Total flux subtracted in 200 components = 5.91213e-05 Jy ! Clean residual min=-0.001238 max=0.001374 Jy/beam ! Clean residual mean=-0.000004 rms=0.000345 Jy/beam ! Combined flux in latest and established models = 0.0942329 Jy selfcal ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 41 components and 0.0942329 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=0.036071Jy sigma=0.669022 ! Fit after self-cal, rms=0.036071Jy sigma=0.669004 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 = -4.03631e-05 Jy ! Component: 100 - total flux cleaned = -5.27085e-05 Jy ! Component: 150 - total flux cleaned = -5.27714e-05 Jy ! Component: 200 - total flux cleaned = -4.96395e-05 Jy ! Total flux subtracted in 200 components = -4.96395e-05 Jy ! Clean residual min=-0.001238 max=0.001371 Jy/beam ! Clean residual mean=-0.000004 rms=0.000344 Jy/beam ! Combined flux in latest and established models = 0.0941833 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 43 components and 0.0941833 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=0.036070Jy sigma=0.669039 ! Fit after self-cal, rms=0.036070Jy sigma=0.669034 ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. win_mult = win_mult / 1.2 print "============== Finished amplitude self-cal ==============" ! ============== Finished amplitude self-cal ============== restore ! Inverting map and beam ! Estimated beam: bmin=0.9147 mas, bmaj=2.313 mas, bpa=-5.65 degrees ! Estimated noise=0.403171 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9147 x 2.313 at -5.65 degrees (North through East) ! Clean map min=-0.0011899 max=0.09257 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=0.7065 mas, bmaj=1.912 mas, bpa=-8.502 degrees ! Estimated noise=0.608577 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0722745 Jy ! Component: 100 - total flux cleaned = 0.0880351 Jy ! Component: 150 - total flux cleaned = 0.0917979 Jy ! Component: 200 - total flux cleaned = 0.0936098 Jy ! Total flux subtracted in 200 components = 0.0936098 Jy ! Clean residual min=-0.002025 max=0.001875 Jy/beam ! Clean residual mean=-0.000003 rms=0.000437 Jy/beam ! Combined flux in latest and established models = 0.0936098 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 0.0936098 Jy ! Inverting map and beam ! Estimated beam: bmin=0.9147 mas, bmaj=2.313 mas, bpa=-5.65 degrees ! Estimated noise=0.403171 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 = 0.000716911 Jy ! Component: 100 - total flux cleaned = 0.000822382 Jy ! Component: 150 - total flux cleaned = 0.00086525 Jy ! Component: 200 - total flux cleaned = 0.000884294 Jy ! Total flux subtracted in 200 components = 0.000884294 Jy ! Clean residual min=-0.001312 max=0.001192 Jy/beam ! Clean residual mean=-0.000002 rms=0.000281 Jy/beam ! Combined flux in latest and established models = 0.0944941 Jy ! Adding 14 model components to the UV plane model. ! The established model now contains 21 components and 0.0944941 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=2.241 mas, bmaj=4.381 mas, bpa=-4.174 degrees ! Estimated noise=0.517563 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000151687 Jy ! Component: 100 - total flux cleaned = -0.000163573 Jy ! Component: 150 - total flux cleaned = -0.000164088 Jy ! Component: 200 - total flux cleaned = -0.000172984 Jy ! Total flux subtracted in 200 components = -0.000172984 Jy ! Clean residual min=-0.001176 max=0.001367 Jy/beam ! Clean residual mean=-0.000004 rms=0.000343 Jy/beam ! Combined flux in latest and established models = 0.0943211 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 = -8.00291e-06 Jy ! Component: 100 - total flux cleaned = -7.86359e-06 Jy ! Component: 150 - total flux cleaned = -1.4749e-05 Jy ! Component: 200 - total flux cleaned = -2.11171e-05 Jy ! Total flux subtracted in 200 components = -2.11171e-05 Jy ! Clean residual min=-0.001195 max=0.001363 Jy/beam ! Clean residual mean=-0.000004 rms=0.000343 Jy/beam ! Combined flux in latest and established models = 0.0943 Jy ! Adding 12 model components to the UV plane model. ! The established model now contains 30 components and 0.0943 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.9147 mas, bmaj=2.313 mas, bpa=-5.65 degrees ! Estimated noise=0.403171 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000145176 Jy ! Component: 100 - total flux cleaned = -0.000146157 Jy ! Component: 150 - total flux cleaned = -0.000146787 Jy ! Component: 200 - total flux cleaned = -0.000135212 Jy ! Total flux subtracted in 200 components = -0.000135212 Jy ! Clean residual min=-0.001295 max=0.001135 Jy/beam ! Clean residual mean=-0.000002 rms=0.000278 Jy/beam ! Combined flux in latest and established models = 0.0941648 Jy selfcal ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 36 components and 0.0941648 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=0.036077Jy sigma=0.669326 ! Fit after self-cal, rms=0.036077Jy sigma=0.669285 wmodel J0457-1819_X_map.mod ! Writing 36 model components to file: J0457-1819_X_map.mod wobs J0457-1819_X_uvs.fits ! Writing UV FITS file: J0457-1819_X_uvs.fits wwins J0457-1819_X_map.win ! wwins: Wrote 2 windows to J0457-1819_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 = -0.000276537 Jy ! Component: 100 - total flux cleaned = -0.000355032 Jy ! Component: 150 - total flux cleaned = -0.000355224 Jy ! Component: 200 - total flux cleaned = -0.000285223 Jy ! Component: 250 - total flux cleaned = -0.000251142 Jy ! Component: 300 - total flux cleaned = -0.00016742 Jy ! Component: 350 - total flux cleaned = -0.00013501 Jy ! Component: 400 - total flux cleaned = -0.000102818 Jy ! Component: 450 - total flux cleaned = -5.50214e-05 Jy ! Component: 500 - total flux cleaned = -3.90393e-05 Jy ! Component: 550 - total flux cleaned = 3.81498e-05 Jy ! Component: 600 - total flux cleaned = 2.30869e-05 Jy ! Component: 650 - total flux cleaned = 9.84536e-05 Jy ! Component: 700 - total flux cleaned = 0.00015783 Jy ! Component: 750 - total flux cleaned = 0.000172495 Jy ! Component: 800 - total flux cleaned = 0.000201499 Jy ! Component: 850 - total flux cleaned = 0.000215914 Jy ! Component: 900 - total flux cleaned = 0.000272627 Jy ! Component: 950 - total flux cleaned = 0.0002445 Jy ! Component: 1000 - total flux cleaned = 0.000300304 Jy ! Component: 1050 - total flux cleaned = 0.000313982 Jy ! Component: 1100 - total flux cleaned = 0.000273175 Jy ! Component: 1150 - total flux cleaned = 0.000327405 Jy ! Component: 1200 - total flux cleaned = 0.000340894 Jy ! Component: 1250 - total flux cleaned = 0.000353992 Jy ! Component: 1300 - total flux cleaned = 0.000353826 Jy ! Component: 1350 - total flux cleaned = 0.00039305 Jy ! Component: 1400 - total flux cleaned = 0.000406044 Jy ! Component: 1450 - total flux cleaned = 0.000431848 Jy ! Component: 1500 - total flux cleaned = 0.00049548 Jy ! Component: 1550 - total flux cleaned = 0.000482795 Jy ! Component: 1600 - total flux cleaned = 0.000520544 Jy ! Component: 1650 - total flux cleaned = 0.000520575 Jy ! Component: 1700 - total flux cleaned = 0.000557748 Jy ! Component: 1750 - total flux cleaned = 0.000631413 Jy ! Component: 1800 - total flux cleaned = 0.000655825 Jy ! Component: 1850 - total flux cleaned = 0.000704274 Jy ! Component: 1900 - total flux cleaned = 0.000692209 Jy ! Component: 1950 - total flux cleaned = 0.000704308 Jy ! Component: 2000 - total flux cleaned = 0.000811226 Jy ! Component: 2050 - total flux cleaned = 0.000834764 Jy ! Component: 2100 - total flux cleaned = 0.000869883 Jy ! Component: 2150 - total flux cleaned = 0.00089313 Jy ! Component: 2200 - total flux cleaned = 0.000950876 Jy ! Component: 2250 - total flux cleaned = 0.000927896 Jy ! Component: 2300 - total flux cleaned = 0.000973539 Jy ! Component: 2350 - total flux cleaned = 0.00103016 Jy ! Component: 2400 - total flux cleaned = 0.00105278 Jy ! Component: 2450 - total flux cleaned = 0.00106406 Jy ! Component: 2500 - total flux cleaned = 0.00108631 Jy ! Component: 2550 - total flux cleaned = 0.00106414 Jy ! Component: 2600 - total flux cleaned = 0.00109717 Jy ! Component: 2650 - total flux cleaned = 0.00108615 Jy ! Component: 2700 - total flux cleaned = 0.00107528 Jy ! Component: 2750 - total flux cleaned = 0.00109691 Jy ! Component: 2800 - total flux cleaned = 0.0010862 Jy ! Component: 2850 - total flux cleaned = 0.00106489 Jy ! Component: 2900 - total flux cleaned = 0.00111805 Jy ! Component: 2950 - total flux cleaned = 0.00111805 Jy ! Component: 3000 - total flux cleaned = 0.00111793 Jy ! Component: 3050 - total flux cleaned = 0.00114935 Jy ! Component: 3100 - total flux cleaned = 0.00114935 Jy ! Component: 3150 - total flux cleaned = 0.00115966 Jy ! Component: 3200 - total flux cleaned = 0.00113902 Jy ! Component: 3250 - total flux cleaned = 0.0011492 Jy ! Component: 3300 - total flux cleaned = 0.00119004 Jy ! Component: 3350 - total flux cleaned = 0.00117988 Jy ! Component: 3400 - total flux cleaned = 0.0011394 Jy ! Component: 3450 - total flux cleaned = 0.00114952 Jy ! Component: 3500 - total flux cleaned = 0.00115955 Jy ! Component: 3550 - total flux cleaned = 0.00113965 Jy ! Component: 3600 - total flux cleaned = 0.00116931 Jy ! Component: 3650 - total flux cleaned = 0.00115944 Jy ! Component: 3700 - total flux cleaned = 0.00117908 Jy ! Component: 3750 - total flux cleaned = 0.00118881 Jy ! Component: 3800 - total flux cleaned = 0.00117909 Jy ! Component: 3850 - total flux cleaned = 0.00121784 Jy ! Component: 3900 - total flux cleaned = 0.00118894 Jy ! Component: 3950 - total flux cleaned = 0.00122733 Jy ! Component: 4000 - total flux cleaned = 0.0012846 Jy ! Component: 4050 - total flux cleaned = 0.00129408 Jy ! Total flux subtracted in 4096 components = 0.00134135 Jy ! Clean residual min=-0.000509 max=0.000564 Jy/beam ! Clean residual mean=0.000000 rms=0.000170 Jy/beam ! Combined flux in latest and established models = 0.0955061 Jy keep ! Adding 296 model components to the UV plane model. ! The established model now contains 332 components and 0.0955061 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/sb072/temp_maps//J0457-1819_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9147 x 2.313 at -5.65 degrees (North through East) ! Clean map min=-0.0010227 max=0.092655 Jy/beam ! Writing clean map to FITS file: /vlbi/sb072/temp_maps//J0457-1819_X_map.fits wmodel /vlbi/sb072/temp_maps//J0457-1819_X_map.mod ! Writing 332 model components to file: /vlbi/sb072/temp_maps//J0457-1819_X_map.mod wobs /vlbi/sb072/temp_maps//J0457-1819_X_uvs.fits ! Writing UV FITS file: /vlbi/sb072/temp_maps//J0457-1819_X_uvs.fits wwins /vlbi/sb072/temp_maps//J0457-1819_X_map.win ! wwins: Wrote 3 windows to /vlbi/sb072/temp_maps//J0457-1819_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0926554 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000169559 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.548998 0.548998 1.098 2.19599 4.39199 8.78397 17.5679 35.1359 70.2718 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0005 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.092 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 546.449 quit ! Quitting program ! Log file /vlbi/sb072/temp_maps//J0457-1819_X_dfm.log closed on Fri Jan 25 19:16:39 2019