! Started logfile: /vlbi/sb072/temp_maps//J2000-1921_C_dfm.log on Tue Mar 5 23:32:42 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//J2000-1921_C_uvm.fits ! Reading UV FITS file: /vlbi/sb072/temp_maps//J2000-1921_C_uvm.fits ! AN table 1: 6 integrations on 28 of 28 possible baselines. ! AN table 2: 6 integrations on 36 of 36 possible baselines. ! Apparent sampling: 1 visibilities/baseline/integration-bin. ! Found source: J2000-1921 ! ! 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 3072 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 J2000-1921_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=1.004536Jy sigma=34.879114 ! Fit after self-cal, rms=0.931747Jy sigma=32.000549 ! 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=1.844 mas, bmaj=5.825 mas, bpa=3.45 degrees ! Estimated noise=0.715865 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 = 0.0581216 Jy ! Component: 100 - total flux cleaned = 0.0708277 Jy ! Total flux subtracted in 100 components = 0.0708277 Jy ! Clean residual min=-0.013138 max=0.016245 Jy/beam ! Clean residual mean=0.000036 rms=0.003010 Jy/beam ! Combined flux in latest and established models = 0.0708277 Jy ! Performing phase self-cal ! Adding 3 model components to the UV plane model. ! The established model now contains 3 components and 0.0708277 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=0.074932Jy sigma=2.050728 ! Fit after self-cal, rms=0.074334Jy sigma=2.034186 ! 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=2.349 mas, bmaj=6.527 mas, bpa=1.197 degrees ! Estimated noise=0.43868 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 = -0.000212937 Jy ! Component: 100 - total flux cleaned = -0.000851671 Jy ! Component: 150 - total flux cleaned = -0.00101794 Jy ! Component: 200 - total flux cleaned = -0.00101899 Jy ! Total flux subtracted in 200 components = -0.00101899 Jy ! Clean residual min=-0.014702 max=0.023379 Jy/beam ! Clean residual mean=-0.000024 rms=0.005026 Jy/beam ! Combined flux in latest and established models = 0.0698087 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 13 components and 0.0698087 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=0.074091Jy sigma=2.025181 ! Fit after self-cal, rms=0.074071Jy sigma=2.024842 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.349 x 6.527 at 1.197 degrees (North through East) ! Clean map min=-0.014413 max=0.074113 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 0.94 HN 1.23 LA 0.81 ! NL 1.37 OV 0.74 PT 1.16 SC 1.21 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.28 FD 0.64 HN 1.02 KP 1.87 ! LA 0.72 NL 1.10 OV 0.71 PT 1.69 ! SC 1.16 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.93 FD 1.43 HN 1.14 LA 0.82 ! NL 1.36 OV 0.67 PT 1.19 SC 1.57 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.13 FD 0.69 HN 0.97 KP 1.75 ! LA 0.77 NL 1.04 OV 0.74 PT 1.36 ! SC 1.07 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.47 FD 0.73 HN 1.41 LA 0.70 ! NL 1.31 OV 0.72 PT 2.61 SC 1.23 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.18 FD 0.68 HN 0.97 KP 1.76 ! LA 0.79 NL 1.01 OV 0.75 PT 1.46 ! SC 1.06 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.40 FD 0.76 HN 1.47 LA 0.80 ! NL 1.19 OV 0.77 PT 2.71 SC 1.33 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.30 FD 0.68 HN 1.03 KP 1.89 ! LA 0.75 NL 0.91 OV 0.67 PT 1.24 ! SC 1.11 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.57 FD 0.83 HN 1.19 LA 0.70 ! NL 1.24 OV 0.85 PT 2.19 SC 1.29 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.37 FD 0.68 HN 0.91 KP 1.81 ! LA 0.70 NL 0.98 OV 0.73 PT 1.43 ! SC 0.94 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.22 FD 0.80 HN 0.99 LA 0.83 ! NL 1.21 OV 1.05 PT 1.35 SC 1.11 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.68 FD 0.71 HN 0.91 KP 1.83 ! LA 0.71 NL 1.00 OV 0.72 PT 1.24 ! SC 0.93 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.12 FD 0.88 HN 1.04 LA 0.81 ! NL 1.18 OV 1.07 PT 1.22 SC 1.11 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.60 FD 0.77 HN 0.86 KP 1.75 ! LA 0.66 NL 0.96 OV 0.74 PT 1.27 ! SC 0.96 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 0.97 HN 0.95 LA 0.93 ! NL 1.27 OV 1.17 PT 1.00 SC 0.98 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.53 FD 0.79 HN 0.82 KP 1.51 ! LA 0.72 NL 0.95 OV 0.75 PT 1.16 ! SC 0.95 ! ! ! Fit before self-cal, rms=0.074071Jy sigma=2.024842 ! Fit after self-cal, rms=0.110655Jy sigma=1.856453 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=2.383 mas, bmaj=6.691 mas, bpa=0.7122 degrees ! Estimated noise=0.435038 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 = -0.00314567 Jy ! Component: 100 - total flux cleaned = -0.00415103 Jy ! Component: 150 - total flux cleaned = -0.00440252 Jy ! Component: 200 - total flux cleaned = -0.00457489 Jy ! Total flux subtracted in 200 components = -0.00457489 Jy ! Clean residual min=-0.010697 max=0.019689 Jy/beam ! Clean residual mean=0.000087 rms=0.004172 Jy/beam ! Combined flux in latest and established models = 0.0652338 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 21 components and 0.0652338 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=0.110432Jy sigma=1.856830 ! Fit after self-cal, rms=0.111903Jy sigma=1.847520 ! 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=0.111903Jy sigma=1.847520 ! Fit after self-cal, rms=0.133704Jy sigma=1.842783 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.417 mas, bmaj=6.819 mas, bpa=0.298 degrees ! Estimated noise=0.435223 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.0022929 Jy ! Component: 100 - total flux cleaned = -0.00260246 Jy ! Component: 150 - total flux cleaned = -0.00302707 Jy ! Component: 200 - total flux cleaned = -0.00333447 Jy ! Total flux subtracted in 200 components = -0.00333447 Jy ! Clean residual min=-0.010063 max=0.019363 Jy/beam ! Clean residual mean=0.000081 rms=0.004011 Jy/beam ! Combined flux in latest and established models = 0.0618993 Jy selfcal ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 28 components and 0.0618993 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=0.133366Jy sigma=1.846582 ! Fit after self-cal, rms=0.133901Jy sigma=1.845152 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 (-39.6, -1.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0175772 Jy ! Component: 100 - total flux cleaned = 0.0267007 Jy ! Component: 150 - total flux cleaned = 0.027965 Jy ! Component: 200 - total flux cleaned = 0.0283452 Jy ! Total flux subtracted in 200 components = 0.0283452 Jy ! Clean residual min=-0.008742 max=0.016125 Jy/beam ! Clean residual mean=0.000177 rms=0.003357 Jy/beam ! Combined flux in latest and established models = 0.0902445 Jy ! Performing phase self-cal ! Adding 44 model components to the UV plane model. ! The established model now contains 72 components and 0.0902445 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=0.130186Jy sigma=1.710722 ! Fit after self-cal, rms=0.127735Jy sigma=1.686811 ! Inverting map ! Added new window around map position (-39, 21). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0151945 Jy ! Component: 100 - total flux cleaned = 0.0233833 Jy ! Component: 150 - total flux cleaned = 0.0281969 Jy ! Component: 200 - total flux cleaned = 0.0313025 Jy ! Total flux subtracted in 200 components = 0.0313025 Jy ! Clean residual min=-0.007446 max=0.010178 Jy/beam ! Clean residual mean=0.000072 rms=0.002589 Jy/beam ! Combined flux in latest and established models = 0.121547 Jy ! Performing phase self-cal ! Adding 49 model components to the UV plane model. ! The established model now contains 110 components and 0.121547 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=0.124346Jy sigma=1.590785 ! Fit after self-cal, rms=0.123191Jy sigma=1.507437 ! 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=0.123191Jy sigma=1.507437 ! Fit after self-cal, rms=0.070340Jy sigma=1.231741 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.532 mas, bmaj=7.173 mas, bpa=-0.248 degrees ! Estimated noise=0.375373 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00417346 Jy ! Component: 100 - total flux cleaned = 0.00633725 Jy ! Component: 150 - total flux cleaned = 0.0082687 Jy ! Component: 200 - total flux cleaned = 0.00946894 Jy ! Total flux subtracted in 200 components = 0.00946894 Jy ! Clean residual min=-0.004250 max=0.004568 Jy/beam ! Clean residual mean=-0.000000 rms=0.001354 Jy/beam ! Combined flux in latest and established models = 0.131016 Jy selfcal ! Performing phase self-cal ! Adding 49 model components to the UV plane model. ! The established model now contains 154 components and 0.131016 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=0.069562Jy sigma=1.194466 ! Fit after self-cal, rms=0.069452Jy sigma=1.168650 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 = 0.00170335 Jy ! Component: 100 - total flux cleaned = 0.00211468 Jy ! Component: 150 - total flux cleaned = 0.00246312 Jy ! Component: 200 - total flux cleaned = 0.00271164 Jy ! Total flux subtracted in 200 components = 0.00271164 Jy ! Clean residual min=-0.004221 max=0.004414 Jy/beam ! Clean residual mean=-0.000017 rms=0.001292 Jy/beam ! Combined flux in latest and established models = 0.133728 Jy ! Performing phase self-cal ! Adding 36 model components to the UV plane model. ! The established model now contains 171 components and 0.133728 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=0.069253Jy sigma=1.159380 ! Fit after self-cal, rms=0.069268Jy sigma=1.156578 ! 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=0.069268Jy sigma=1.156578 ! Fit after self-cal, rms=0.072466Jy sigma=1.142467 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=4.48 mas, bmaj=9.949 mas, bpa=-10.55 degrees ! Estimated noise=0.37254 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 2.76763e-07 Jy ! Component: 100 - total flux cleaned = -3.84446e-06 Jy ! Component: 150 - total flux cleaned = 0.000198611 Jy ! Component: 200 - total flux cleaned = 0.000380797 Jy ! Total flux subtracted in 200 components = 0.000380797 Jy ! Clean residual min=-0.004497 max=0.004889 Jy/beam ! Clean residual mean=-0.000025 rms=0.001489 Jy/beam ! Combined flux in latest and established models = 0.134108 Jy selfcal ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 195 components and 0.134108 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=0.072330Jy sigma=1.136375 ! Fit after self-cal, rms=0.072354Jy sigma=1.134245 flux_cutoff = imstat(rms) * dynam ! Inverting map repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 5.7117e-05 Jy ! Component: 100 - total flux cleaned = 0.000236655 Jy ! Component: 150 - total flux cleaned = 0.000456089 Jy ! Component: 200 - total flux cleaned = 0.000507069 Jy ! Total flux subtracted in 200 components = 0.000507069 Jy ! Clean residual min=-0.004490 max=0.004740 Jy/beam ! Clean residual mean=-0.000029 rms=0.001436 Jy/beam ! Combined flux in latest and established models = 0.134615 Jy ! Performing phase self-cal ! Adding 37 model components to the UV plane model. ! The established model now contains 215 components and 0.134615 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=0.072285Jy sigma=1.129210 ! Fit after self-cal, rms=0.072270Jy sigma=1.128369 ! 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=2.554 mas, bmaj=7.23 mas, bpa=-0.566 degrees ! Estimated noise=0.36757 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.554 x 7.23 at -0.566 degrees (North through East) ! Clean map min=-0.0037569 max=0.071235 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=1.915 mas, bmaj=6.116 mas, bpa=1.794 degrees ! Estimated noise=0.669546 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0546279 Jy ! Component: 100 - total flux cleaned = 0.0742546 Jy ! Component: 150 - total flux cleaned = 0.0879172 Jy ! Component: 200 - total flux cleaned = 0.0966726 Jy ! Total flux subtracted in 200 components = 0.0966726 Jy ! Clean residual min=-0.008658 max=0.008361 Jy/beam ! Clean residual mean=0.000033 rms=0.001948 Jy/beam ! Combined flux in latest and established models = 0.0966726 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 32 model components to the UV plane model. ! The established model now contains 32 components and 0.0966726 Jy ! Inverting map and beam ! Estimated beam: bmin=2.554 mas, bmaj=7.23 mas, bpa=-0.566 degrees ! Estimated noise=0.36757 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 = 0.0143869 Jy ! Component: 100 - total flux cleaned = 0.0242668 Jy ! Component: 150 - total flux cleaned = 0.0302791 Jy ! Component: 200 - total flux cleaned = 0.0331627 Jy ! Total flux subtracted in 200 components = 0.0331627 Jy ! Clean residual min=-0.006239 max=0.005392 Jy/beam ! Clean residual mean=-0.000003 rms=0.001657 Jy/beam ! Combined flux in latest and established models = 0.129835 Jy ! Adding 65 model components to the UV plane model. ! The established model now contains 95 components and 0.129835 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=4.48 mas, bmaj=9.949 mas, bpa=-10.55 degrees ! Estimated noise=0.37254 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00414901 Jy ! Component: 100 - total flux cleaned = 0.00512765 Jy ! Component: 150 - total flux cleaned = 0.00610697 Jy ! Component: 200 - total flux cleaned = 0.00696138 Jy ! Total flux subtracted in 200 components = 0.00696138 Jy ! Clean residual min=-0.004722 max=0.004893 Jy/beam ! Clean residual mean=-0.000033 rms=0.001622 Jy/beam ! Combined flux in latest and established models = 0.136797 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 = 0.000288768 Jy ! Component: 100 - total flux cleaned = 0.000544932 Jy ! Component: 150 - total flux cleaned = 0.00070156 Jy ! Component: 200 - total flux cleaned = 0.000697046 Jy ! Total flux subtracted in 200 components = 0.000697046 Jy ! Clean residual min=-0.004456 max=0.004751 Jy/beam ! Clean residual mean=-0.000034 rms=0.001502 Jy/beam ! Combined flux in latest and established models = 0.137494 Jy ! Adding 61 model components to the UV plane model. ! The established model now contains 136 components and 0.137494 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=2.554 mas, bmaj=7.23 mas, bpa=-0.566 degrees ! Estimated noise=0.36757 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00108591 Jy ! Component: 100 - total flux cleaned = 0.00140548 Jy ! Component: 150 - total flux cleaned = 0.00176739 Jy ! Component: 200 - total flux cleaned = 0.00200424 Jy ! Total flux subtracted in 200 components = 0.00200424 Jy ! Clean residual min=-0.003942 max=0.004029 Jy/beam ! Clean residual mean=-0.000021 rms=0.001179 Jy/beam ! Combined flux in latest and established models = 0.139498 Jy selfcal ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 148 components and 0.139498 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=0.072801Jy sigma=1.138096 ! Fit after self-cal, rms=0.072818Jy sigma=1.135656 wmodel J2000-1921_C_map.mod ! Writing 148 model components to file: J2000-1921_C_map.mod wobs J2000-1921_C_uvs.fits ! Writing UV FITS file: J2000-1921_C_uvs.fits wwins J2000-1921_C_map.win ! wwins: Wrote 3 windows to J2000-1921_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 = -9.04372e-05 Jy ! Component: 100 - total flux cleaned = 0.000163104 Jy ! Component: 150 - total flux cleaned = 0.000462589 Jy ! Component: 200 - total flux cleaned = 0.00102126 Jy ! Component: 250 - total flux cleaned = 0.00176087 Jy ! Component: 300 - total flux cleaned = 0.00251643 Jy ! Component: 350 - total flux cleaned = 0.00319364 Jy ! Component: 400 - total flux cleaned = 0.00370622 Jy ! Component: 450 - total flux cleaned = 0.00406655 Jy ! Component: 500 - total flux cleaned = 0.00437194 Jy ! Component: 550 - total flux cleaned = 0.00466881 Jy ! Component: 600 - total flux cleaned = 0.00500027 Jy ! Component: 650 - total flux cleaned = 0.005324 Jy ! Component: 700 - total flux cleaned = 0.00567987 Jy ! Component: 750 - total flux cleaned = 0.0059506 Jy ! Component: 800 - total flux cleaned = 0.00621643 Jy ! Component: 850 - total flux cleaned = 0.00658695 Jy ! Component: 900 - total flux cleaned = 0.0068407 Jy ! Component: 950 - total flux cleaned = 0.00705515 Jy ! Component: 1000 - total flux cleaned = 0.00737021 Jy ! Component: 1050 - total flux cleaned = 0.00757542 Jy ! Component: 1100 - total flux cleaned = 0.00774342 Jy ! Component: 1150 - total flux cleaned = 0.00787581 Jy ! Component: 1200 - total flux cleaned = 0.00807114 Jy ! Component: 1250 - total flux cleaned = 0.0080706 Jy ! Component: 1300 - total flux cleaned = 0.00829164 Jy ! Component: 1350 - total flux cleaned = 0.00847792 Jy ! Component: 1400 - total flux cleaned = 0.0086311 Jy ! Component: 1450 - total flux cleaned = 0.00884217 Jy ! Component: 1500 - total flux cleaned = 0.00907991 Jy ! Component: 1550 - total flux cleaned = 0.00925549 Jy ! Component: 1600 - total flux cleaned = 0.00948675 Jy ! Component: 1650 - total flux cleaned = 0.00965778 Jy ! Component: 1700 - total flux cleaned = 0.00982719 Jy ! Component: 1750 - total flux cleaned = 0.00999418 Jy ! Component: 1800 - total flux cleaned = 0.0100493 Jy ! Component: 1850 - total flux cleaned = 0.0101036 Jy ! Component: 1900 - total flux cleaned = 0.0101845 Jy ! Component: 1950 - total flux cleaned = 0.0103182 Jy ! Component: 2000 - total flux cleaned = 0.0104238 Jy ! Component: 2050 - total flux cleaned = 0.0105811 Jy ! Component: 2100 - total flux cleaned = 0.010711 Jy ! Component: 2150 - total flux cleaned = 0.0108914 Jy ! Component: 2200 - total flux cleaned = 0.0110193 Jy ! Component: 2250 - total flux cleaned = 0.0111206 Jy ! Component: 2300 - total flux cleaned = 0.0113216 Jy ! Component: 2350 - total flux cleaned = 0.011421 Jy ! Component: 2400 - total flux cleaned = 0.0114703 Jy ! Component: 2450 - total flux cleaned = 0.011568 Jy ! Component: 2500 - total flux cleaned = 0.0116651 Jy ! Component: 2550 - total flux cleaned = 0.011786 Jy ! Component: 2600 - total flux cleaned = 0.0119541 Jy ! Component: 2650 - total flux cleaned = 0.0120257 Jy ! Component: 2700 - total flux cleaned = 0.0121441 Jy ! Component: 2750 - total flux cleaned = 0.0122382 Jy ! Component: 2800 - total flux cleaned = 0.0123086 Jy ! Component: 2850 - total flux cleaned = 0.0123785 Jy ! Component: 2900 - total flux cleaned = 0.012471 Jy ! Component: 2950 - total flux cleaned = 0.012448 Jy ! Component: 3000 - total flux cleaned = 0.0124938 Jy ! Component: 3050 - total flux cleaned = 0.0125166 Jy ! Component: 3100 - total flux cleaned = 0.012562 Jy ! Component: 3150 - total flux cleaned = 0.0125169 Jy ! Component: 3200 - total flux cleaned = 0.0125171 Jy ! Component: 3250 - total flux cleaned = 0.0125396 Jy ! Component: 3300 - total flux cleaned = 0.0125841 Jy ! Component: 3350 - total flux cleaned = 0.0126063 Jy ! Component: 3400 - total flux cleaned = 0.0125843 Jy ! Component: 3450 - total flux cleaned = 0.0126063 Jy ! Component: 3500 - total flux cleaned = 0.0126721 Jy ! Component: 3550 - total flux cleaned = 0.0126283 Jy ! Component: 3600 - total flux cleaned = 0.0126936 Jy ! Component: 3650 - total flux cleaned = 0.0127153 Jy ! Component: 3700 - total flux cleaned = 0.0127584 Jy ! Component: 3750 - total flux cleaned = 0.0127583 Jy ! Component: 3800 - total flux cleaned = 0.0126938 Jy ! Component: 3850 - total flux cleaned = 0.0127366 Jy ! Component: 3900 - total flux cleaned = 0.0127366 Jy ! Component: 3950 - total flux cleaned = 0.0127152 Jy ! Component: 4000 - total flux cleaned = 0.0127151 Jy ! Component: 4050 - total flux cleaned = 0.0126937 Jy ! Total flux subtracted in 4096 components = 0.0127361 Jy ! Clean residual min=-0.001098 max=0.001165 Jy/beam ! Clean residual mean=0.000000 rms=0.000406 Jy/beam ! Combined flux in latest and established models = 0.152234 Jy keep ! Adding 279 model components to the UV plane model. ! The established model now contains 427 components and 0.152234 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/sb072/temp_maps//J2000-1921_C_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.554 x 7.23 at -0.566 degrees (North through East) ! Clean map min=-0.0024334 max=0.069489 Jy/beam ! Writing clean map to FITS file: /vlbi/sb072/temp_maps//J2000-1921_C_map.fits wmodel /vlbi/sb072/temp_maps//J2000-1921_C_map.mod ! Writing 427 model components to file: /vlbi/sb072/temp_maps//J2000-1921_C_map.mod wobs /vlbi/sb072/temp_maps//J2000-1921_C_uvs.fits ! Writing UV FITS file: /vlbi/sb072/temp_maps//J2000-1921_C_uvs.fits wwins /vlbi/sb072/temp_maps//J2000-1921_C_map.win ! wwins: Wrote 4 windows to /vlbi/sb072/temp_maps//J2000-1921_C_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0694886 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000388511 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -1.6773 1.6773 3.3546 6.7092 13.4184 26.8368 53.6736 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0011 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.069 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 178.858 quit ! Quitting program ! Log file /vlbi/sb072/temp_maps//J2000-1921_C_dfm.log closed on Tue Mar 5 23:32:47 2019