! Started logfile: .//J2021+1024_X_dfm.log on Sun Oct 21 00:10:16 2018 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 .//J2021+1024_X_uva.fits ! Reading UV FITS file: .//J2021+1024_X_uva.fits ! AN table 1: 23 integrations on 36 of 36 possible baselines. ! Apparent sampling: 1 visibilities/baseline/integration-bin. ! Found source: J2021+1024 ! ! 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 6624 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 J2021+1024_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=1.001924Jy sigma=42.098185 ! Fit after self-cal, rms=0.933817Jy sigma=39.255355 ! 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=0.7209 mas, bmaj=1.907 mas, bpa=3.922 degrees ! Estimated noise=0.438319 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 = 0.0502752 Jy ! Component: 100 - total flux cleaned = 0.0616526 Jy ! Total flux subtracted in 100 components = 0.0616526 Jy ! Clean residual min=-0.002962 max=0.004524 Jy/beam ! Clean residual mean=-0.000002 rms=0.000755 Jy/beam ! Combined flux in latest and established models = 0.0616526 Jy ! Performing phase self-cal ! Adding 5 model components to the UV plane model. ! The established model now contains 5 components and 0.0616526 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=0.020743Jy sigma=0.771229 ! Fit after self-cal, rms=0.019912Jy sigma=0.748577 ! Inverting map ! Added new window around map position (-2.4, -0.6). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00516608 Jy ! Component: 100 - total flux cleaned = 0.00749204 Jy ! Total flux subtracted in 100 components = 0.00749204 Jy ! Clean residual min=-0.002630 max=0.002978 Jy/beam ! Clean residual mean=0.000000 rms=0.000520 Jy/beam ! Combined flux in latest and established models = 0.0691446 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 10 components and 0.0691446 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=0.018493Jy sigma=0.690097 ! Fit after self-cal, rms=0.018457Jy sigma=0.688754 ! 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=0.905 mas, bmaj=2.162 mas, bpa=3.327 degrees ! Estimated noise=0.211701 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 (2.4, 0.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00120951 Jy ! Component: 100 - total flux cleaned = 0.00149707 Jy ! Component: 150 - total flux cleaned = 0.00149458 Jy ! Component: 200 - total flux cleaned = 0.0014143 Jy ! Total flux subtracted in 200 components = 0.0014143 Jy ! Clean residual min=-0.001805 max=0.001675 Jy/beam ! Clean residual mean=0.000001 rms=0.000357 Jy/beam ! Combined flux in latest and established models = 0.0705589 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 32 components and 0.0705589 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=0.017922Jy sigma=0.667165 ! Fit after self-cal, rms=0.017909Jy sigma=0.666771 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.905 x 2.162 at 3.327 degrees (North through East) ! Clean map min=-0.0021796 max=0.064855 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 1.03 HN 0.94 LA 1.00 ! MK 1.05 NL 1.00 OV 0.96 PT 0.98 ! SC 1.01 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 1.05 HN 0.90 LA 1.02 ! MK 1.03 NL 1.04 OV 0.99 PT 1.00 ! SC 1.02 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 1.05 HN 0.91 LA 1.03 ! MK 1.04 NL 1.02 OV 0.98 PT 0.98 ! SC 1.01 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 1.05 HN 0.93 LA 1.00 ! MK 1.04 NL 1.01 OV 0.95 PT 0.98 ! SC 1.01 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 1.03 HN 0.93 LA 1.03 ! MK 1.06 NL 1.03 OV 0.96 PT 0.99 ! SC 1.01 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 1.05 HN 0.91 LA 1.00 ! MK 1.04 NL 1.03 OV 0.97 PT 0.98 ! SC 1.02 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 1.04 HN 0.92 LA 1.04 ! MK 1.05 NL 1.04 OV 0.96 PT 0.96 ! SC 1.02 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 1.07 HN 0.89 LA 1.01 ! MK 1.05 NL 1.03 OV 0.96 PT 1.01 ! SC 1.04 ! ! ! Fit before self-cal, rms=0.017909Jy sigma=0.666771 ! Fit after self-cal, rms=0.017152Jy sigma=0.648312 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.91 mas, bmaj=2.164 mas, bpa=3.307 degrees ! Estimated noise=0.211038 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 = 7.11478e-05 Jy ! Component: 100 - total flux cleaned = 0.00011289 Jy ! Component: 150 - total flux cleaned = 9.80762e-05 Jy ! Component: 200 - total flux cleaned = 7.04539e-05 Jy ! Total flux subtracted in 200 components = 7.04539e-05 Jy ! Clean residual min=-0.000662 max=0.000703 Jy/beam ! Clean residual mean=0.000000 rms=0.000162 Jy/beam ! Combined flux in latest and established models = 0.0706293 Jy ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 57 components and 0.0706293 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=0.017099Jy sigma=0.646199 ! Fit after self-cal, rms=0.017094Jy sigma=0.646034 ! 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=0.017094Jy sigma=0.646034 ! Fit after self-cal, rms=0.017088Jy sigma=0.645846 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9102 mas, bmaj=2.162 mas, bpa=3.307 degrees ! Estimated noise=0.211209 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000226171 Jy ! Component: 100 - total flux cleaned = 0.00020232 Jy ! Component: 150 - total flux cleaned = 0.000169505 Jy ! Component: 200 - total flux cleaned = 0.000169375 Jy ! Total flux subtracted in 200 components = 0.000169375 Jy ! Clean residual min=-0.000645 max=0.000615 Jy/beam ! Clean residual mean=0.000000 rms=0.000148 Jy/beam ! Combined flux in latest and established models = 0.0707987 Jy selfcal ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 68 components and 0.0707987 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=0.017069Jy sigma=0.645129 ! Fit after self-cal, rms=0.017069Jy sigma=0.645085 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 = 3.50759e-05 Jy ! Component: 100 - total flux cleaned = 1.0373e-05 Jy ! Component: 150 - total flux cleaned = -4.6619e-06 Jy ! Component: 200 - total flux cleaned = -1.78111e-05 Jy ! Total flux subtracted in 200 components = -1.78111e-05 Jy ! Clean residual min=-0.000634 max=0.000591 Jy/beam ! Clean residual mean=0.000000 rms=0.000143 Jy/beam ! Combined flux in latest and established models = 0.0707809 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 76 components and 0.0707809 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=0.017062Jy sigma=0.644819 ! Fit after self-cal, rms=0.017062Jy sigma=0.644803 ! 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=0.017062Jy sigma=0.644803 ! Fit after self-cal, rms=0.017063Jy sigma=0.644594 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.91 mas, bmaj=2.161 mas, bpa=3.311 degrees ! Estimated noise=0.211418 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000127234 Jy ! Component: 100 - total flux cleaned = 0.000150091 Jy ! Component: 150 - total flux cleaned = 0.000156532 Jy ! Component: 200 - total flux cleaned = 0.000162158 Jy ! Total flux subtracted in 200 components = 0.000162158 Jy ! Clean residual min=-0.000628 max=0.000573 Jy/beam ! Clean residual mean=0.000000 rms=0.000137 Jy/beam ! Combined flux in latest and established models = 0.070943 Jy selfcal ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 89 components and 0.070943 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=0.017056Jy sigma=0.644362 ! Fit after self-cal, rms=0.017056Jy sigma=0.644348 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 = 2.82591e-05 Jy ! Component: 100 - total flux cleaned = 2.2733e-05 Jy ! Component: 150 - total flux cleaned = 1.2613e-05 Jy ! Component: 200 - total flux cleaned = 3.24551e-06 Jy ! Total flux subtracted in 200 components = 3.24551e-06 Jy ! Clean residual min=-0.000614 max=0.000561 Jy/beam ! Clean residual mean=0.000000 rms=0.000135 Jy/beam ! Combined flux in latest and established models = 0.0709463 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 95 components and 0.0709463 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=0.017053Jy sigma=0.644241 ! Fit after self-cal, rms=0.017053Jy sigma=0.644236 ! 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=0.017053Jy sigma=0.644236 ! Fit after self-cal, rms=0.017059Jy sigma=0.644093 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.927 mas, bmaj=3.029 mas, bpa=-0.1851 degrees ! Estimated noise=0.26931 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -1.35582e-05 Jy ! Component: 100 - total flux cleaned = -1.39007e-05 Jy ! Component: 150 - total flux cleaned = -1.40663e-05 Jy ! Component: 200 - total flux cleaned = -1.38597e-05 Jy ! Total flux subtracted in 200 components = -1.38597e-05 Jy ! Clean residual min=-0.000597 max=0.000649 Jy/beam ! Clean residual mean=0.000000 rms=0.000168 Jy/beam ! Combined flux in latest and established models = 0.0709324 Jy selfcal ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 108 components and 0.0709324 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=0.017057Jy sigma=0.643995 ! Fit after self-cal, rms=0.017057Jy sigma=0.643985 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 = -4.225e-07 Jy ! Component: 100 - total flux cleaned = -1.37517e-05 Jy ! Component: 150 - total flux cleaned = -3.41846e-05 Jy ! Component: 200 - total flux cleaned = -4.91572e-05 Jy ! Total flux subtracted in 200 components = -4.91572e-05 Jy ! Clean residual min=-0.000589 max=0.000642 Jy/beam ! Clean residual mean=0.000000 rms=0.000164 Jy/beam ! Combined flux in latest and established models = 0.0708832 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 120 components and 0.0708832 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=0.017057Jy sigma=0.643971 ! Fit after self-cal, rms=0.017057Jy sigma=0.643965 ! 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=0.9097 mas, bmaj=2.16 mas, bpa=3.314 degrees ! Estimated noise=0.211617 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9097 x 2.16 at 3.314 degrees (North through East) ! Clean map min=-0.00086419 max=0.064519 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=0.7274 mas, bmaj=1.902 mas, bpa=3.967 degrees ! Estimated noise=0.439061 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0504682 Jy ! Component: 100 - total flux cleaned = 0.0618127 Jy ! Component: 150 - total flux cleaned = 0.066129 Jy ! Component: 200 - total flux cleaned = 0.0688294 Jy ! Total flux subtracted in 200 components = 0.0688294 Jy ! Clean residual min=-0.001284 max=0.001867 Jy/beam ! Clean residual mean=-0.000000 rms=0.000356 Jy/beam ! Combined flux in latest and established models = 0.0688294 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 13 model components to the UV plane model. ! The established model now contains 13 components and 0.0688294 Jy ! Inverting map and beam ! Estimated beam: bmin=0.9097 mas, bmaj=2.16 mas, bpa=3.314 degrees ! Estimated noise=0.211617 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 = 0.00190083 Jy ! Component: 100 - total flux cleaned = 0.00304988 Jy ! Component: 150 - total flux cleaned = 0.00340368 Jy ! Component: 200 - total flux cleaned = 0.00338342 Jy ! Total flux subtracted in 200 components = 0.00338342 Jy ! Clean residual min=-0.000644 max=0.000795 Jy/beam ! Clean residual mean=0.000001 rms=0.000169 Jy/beam ! Combined flux in latest and established models = 0.0722128 Jy ! Adding 27 model components to the UV plane model. ! The established model now contains 35 components and 0.0722128 Jy ! Inverting map ! Added new window around map position (-0.4, -6.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000523674 Jy ! Component: 100 - total flux cleaned = 0.000542863 Jy ! Component: 150 - total flux cleaned = 0.000476001 Jy ! Component: 200 - total flux cleaned = 0.00043196 Jy ! Total flux subtracted in 200 components = 0.00043196 Jy ! Clean residual min=-0.000577 max=0.000605 Jy/beam ! Clean residual mean=0.000001 rms=0.000143 Jy/beam ! Combined flux in latest and established models = 0.0726448 Jy ! Adding 24 model components to the UV plane model. ! The established model now contains 52 components and 0.0726448 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=1.927 mas, bmaj=3.029 mas, bpa=-0.1851 degrees ! Estimated noise=0.26931 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000462813 Jy ! Component: 100 - total flux cleaned = -0.000599271 Jy ! Component: 150 - total flux cleaned = -0.000644916 Jy ! Component: 200 - total flux cleaned = -0.000685332 Jy ! Total flux subtracted in 200 components = -0.000685332 Jy ! Clean residual min=-0.000478 max=0.000491 Jy/beam ! Clean residual mean=0.000001 rms=0.000146 Jy/beam ! Combined flux in latest and established models = 0.0719595 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 = -3.54571e-05 Jy ! Component: 100 - total flux cleaned = -5.89986e-05 Jy ! Component: 150 - total flux cleaned = -7.34011e-05 Jy ! Component: 200 - total flux cleaned = -9.89962e-05 Jy ! Total flux subtracted in 200 components = -9.89962e-05 Jy ! Clean residual min=-0.000449 max=0.000465 Jy/beam ! Clean residual mean=0.000001 rms=0.000133 Jy/beam ! Combined flux in latest and established models = 0.0718605 Jy ! Adding 34 model components to the UV plane model. ! The established model now contains 83 components and 0.0718605 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.9097 mas, bmaj=2.16 mas, bpa=3.314 degrees ! Estimated noise=0.211617 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000102816 Jy ! Component: 100 - total flux cleaned = -0.000176189 Jy ! Component: 150 - total flux cleaned = -0.000207493 Jy ! Component: 200 - total flux cleaned = -0.000235517 Jy ! Total flux subtracted in 200 components = -0.000235517 Jy ! Clean residual min=-0.000528 max=0.000527 Jy/beam ! Clean residual mean=0.000000 rms=0.000120 Jy/beam ! Combined flux in latest and established models = 0.071625 Jy selfcal ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 104 components and 0.071625 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=0.017058Jy sigma=0.643693 ! Fit after self-cal, rms=0.017058Jy sigma=0.643627 wmodel J2021+1024_X_map.mod ! Writing 104 model components to file: J2021+1024_X_map.mod wobs J2021+1024_X_uvs.fits ! Writing UV FITS file: J2021+1024_X_uvs.fits wwins J2021+1024_X_map.win ! wwins: Wrote 4 windows to J2021+1024_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 = 1.23557e-05 Jy ! Component: 100 - total flux cleaned = -8.27745e-05 Jy ! Component: 150 - total flux cleaned = -0.000147457 Jy ! Component: 200 - total flux cleaned = -0.000155339 Jy ! Component: 250 - total flux cleaned = -0.000177379 Jy ! Component: 300 - total flux cleaned = -0.00018437 Jy ! Component: 350 - total flux cleaned = -0.000190964 Jy ! Component: 400 - total flux cleaned = -0.000191012 Jy ! Component: 450 - total flux cleaned = -0.000210513 Jy ! Component: 500 - total flux cleaned = -0.000242211 Jy ! Component: 550 - total flux cleaned = -0.000260755 Jy ! Component: 600 - total flux cleaned = -0.00028499 Jy ! Component: 650 - total flux cleaned = -0.000320434 Jy ! Component: 700 - total flux cleaned = -0.000331985 Jy ! Component: 750 - total flux cleaned = -0.000354746 Jy ! Component: 800 - total flux cleaned = -0.000365843 Jy ! Component: 850 - total flux cleaned = -0.000382339 Jy ! Component: 900 - total flux cleaned = -0.000409053 Jy ! Component: 950 - total flux cleaned = -0.000429889 Jy ! Component: 1000 - total flux cleaned = -0.000424678 Jy ! Component: 1050 - total flux cleaned = -0.000450053 Jy ! Component: 1100 - total flux cleaned = -0.000464987 Jy ! Component: 1150 - total flux cleaned = -0.000484668 Jy ! Component: 1200 - total flux cleaned = -0.000513636 Jy ! Component: 1250 - total flux cleaned = -0.000513638 Jy ! Component: 1300 - total flux cleaned = -0.000518416 Jy ! Component: 1350 - total flux cleaned = -0.000527748 Jy ! Component: 1400 - total flux cleaned = -0.000532341 Jy ! Component: 1450 - total flux cleaned = -0.000545881 Jy ! Component: 1500 - total flux cleaned = -0.000541439 Jy ! Component: 1550 - total flux cleaned = -0.000532694 Jy ! Component: 1600 - total flux cleaned = -0.000558628 Jy ! Component: 1650 - total flux cleaned = -0.000554385 Jy ! Component: 1700 - total flux cleaned = -0.000558656 Jy ! Component: 1750 - total flux cleaned = -0.000562754 Jy ! Component: 1800 - total flux cleaned = -0.000550462 Jy ! Component: 1850 - total flux cleaned = -0.000550456 Jy ! Component: 1900 - total flux cleaned = -0.000542468 Jy ! Component: 1950 - total flux cleaned = -0.000534568 Jy ! Component: 2000 - total flux cleaned = -0.000530715 Jy ! Component: 2050 - total flux cleaned = -0.000530745 Jy ! Component: 2100 - total flux cleaned = -0.000534536 Jy ! Component: 2150 - total flux cleaned = -0.000523149 Jy ! Component: 2200 - total flux cleaned = -0.000523185 Jy ! Component: 2250 - total flux cleaned = -0.000530627 Jy ! Component: 2300 - total flux cleaned = -0.00053797 Jy ! Component: 2350 - total flux cleaned = -0.00054521 Jy ! Component: 2400 - total flux cleaned = -0.000559611 Jy ! Component: 2450 - total flux cleaned = -0.000556081 Jy ! Component: 2500 - total flux cleaned = -0.000570278 Jy ! Component: 2550 - total flux cleaned = -0.00058426 Jy ! Component: 2600 - total flux cleaned = -0.000584238 Jy ! Component: 2650 - total flux cleaned = -0.000591098 Jy ! Component: 2700 - total flux cleaned = -0.00059106 Jy ! Component: 2750 - total flux cleaned = -0.000597789 Jy ! Component: 2800 - total flux cleaned = -0.000604493 Jy ! Component: 2850 - total flux cleaned = -0.000614454 Jy ! Component: 2900 - total flux cleaned = -0.000611154 Jy ! Component: 2950 - total flux cleaned = -0.000627562 Jy ! Component: 3000 - total flux cleaned = -0.000627551 Jy ! Component: 3050 - total flux cleaned = -0.000630798 Jy ! Component: 3100 - total flux cleaned = -0.000637231 Jy ! Component: 3150 - total flux cleaned = -0.000653114 Jy ! Component: 3200 - total flux cleaned = -0.000649936 Jy ! Component: 3250 - total flux cleaned = -0.000656212 Jy ! Component: 3300 - total flux cleaned = -0.00066555 Jy ! Component: 3350 - total flux cleaned = -0.000668669 Jy ! Component: 3400 - total flux cleaned = -0.000671778 Jy ! Component: 3450 - total flux cleaned = -0.000677898 Jy ! Component: 3500 - total flux cleaned = -0.00067182 Jy ! Component: 3550 - total flux cleaned = -0.000683913 Jy ! Component: 3600 - total flux cleaned = -0.00067789 Jy ! Component: 3650 - total flux cleaned = -0.000677892 Jy ! Component: 3700 - total flux cleaned = -0.00067787 Jy ! Component: 3750 - total flux cleaned = -0.000686755 Jy ! Component: 3800 - total flux cleaned = -0.000689709 Jy ! Component: 3850 - total flux cleaned = -0.00068385 Jy ! Component: 3900 - total flux cleaned = -0.0006984 Jy ! Component: 3950 - total flux cleaned = -0.000707104 Jy ! Component: 4000 - total flux cleaned = -0.000704223 Jy ! Component: 4050 - total flux cleaned = -0.000704234 Jy ! Total flux subtracted in 4096 components = -0.00071567 Jy ! Clean residual min=-0.000168 max=0.000200 Jy/beam ! Clean residual mean=0.000000 rms=0.000048 Jy/beam ! Combined flux in latest and established models = 0.0709093 Jy keep ! Adding 244 model components to the UV plane model. ! The established model now contains 348 components and 0.0709093 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap .//J2021+1024_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9097 x 2.16 at 3.314 degrees (North through East) ! Clean map min=-0.00038171 max=0.064877 Jy/beam ! Writing clean map to FITS file: .//J2021+1024_X_map.fits wmodel .//J2021+1024_X_map.mod ! Writing 348 model components to file: .//J2021+1024_X_map.mod wobs .//J2021+1024_X_uvs.fits ! Writing UV FITS file: .//J2021+1024_X_uvs.fits wwins .//J2021+1024_X_map.win ! wwins: Wrote 5 windows to .//J2021+1024_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0648775 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 4.83474e-05 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.223563 0.223563 0.447126 0.894252 1.7885 3.57701 7.15402 14.308 28.6161 57.2322 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0001 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.064 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 1341.9 quit ! Quitting program ! Log file .//J2021+1024_X_dfm.log closed on Sun Oct 21 00:10:20 2018