! Started logfile: /vlbi/sb072/temp_maps//J0909+0121_X_dfm.log on Tue Mar 5 22:53:27 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//J0909+0121_X_uva.fits ! Reading UV FITS file: /vlbi/sb072/temp_maps//J0909+0121_X_uva.fits ! AN table 1: 4 integrations on 10 of 10 possible baselines. ! Apparent sampling: 1 visibilities/baseline/integration-bin. ! Found source: J0909+0121 ! ! 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 85 lines of history. ! ! Reading 320 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 J0909+0121_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=1.617780Jy sigma=54.287652 ! Fit after self-cal, rms=0.235749Jy sigma=6.949977 ! 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=0.9215 mas, bmaj=3.771 mas, bpa=30.03 degrees ! Estimated noise=1.64028 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 = 0.887713 Jy ! Component: 100 - total flux cleaned = 1.0815 Jy ! Total flux subtracted in 100 components = 1.0815 Jy ! Clean residual min=-0.080468 max=0.085210 Jy/beam ! Clean residual mean=-0.000037 rms=0.023477 Jy/beam ! Combined flux in latest and established models = 1.0815 Jy ! Performing phase self-cal ! Adding 2 model components to the UV plane model. ! The established model now contains 2 components and 1.0815 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=0.184275Jy sigma=5.574429 ! Fit after self-cal, rms=0.184415Jy sigma=5.571961 ! Inverting map print "============== Finished uniform weighting clean ===============" ! ============== Finished uniform weighting clean =============== ! uvw 0,-1 ! Uniform weighting is not currently selected. ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. win_mult = win_mult * 1.6 clean_niter = clean_niter * 2 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.07 mas, bmaj=3.619 mas, bpa=29.2 degrees ! Estimated noise=1.20748 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 = 0.0410703 Jy ! Component: 100 - total flux cleaned = 0.0487435 Jy ! Component: 150 - total flux cleaned = 0.0580742 Jy ! Component: 200 - total flux cleaned = 0.0686627 Jy ! Total flux subtracted in 200 components = 0.0686627 Jy ! Clean residual min=-0.073596 max=0.083524 Jy/beam ! Clean residual mean=-0.000016 rms=0.021718 Jy/beam ! Combined flux in latest and established models = 1.15016 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 13 components and 1.15016 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=0.135056Jy sigma=4.401746 ! Fit after self-cal, rms=0.134905Jy sigma=4.397228 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.07 x 3.619 at 29.2 degrees (North through East) ! Clean map min=-0.072014 max=1.158 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 HN 0.86 LA 0.94 NL 1.14 ! SC 0.99 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 HN 0.85 LA 0.96 NL 1.11 ! SC 1.00 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 HN 0.86 LA 0.96 NL 1.12 ! SC 1.00 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 HN 0.87 LA 0.96 NL 1.13 ! SC 1.00 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 HN 0.88 LA 0.97 NL 1.13 ! SC 1.01 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 HN 0.88 LA 0.96 NL 1.15 ! SC 1.00 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 HN 0.89 LA 0.95 NL 1.16 ! SC 1.02 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 HN 0.89 LA 0.96 NL 1.14 ! SC 1.01 ! ! ! Fit before self-cal, rms=0.134905Jy sigma=4.397228 ! Fit after self-cal, rms=0.060002Jy sigma=1.920192 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.072 mas, bmaj=3.525 mas, bpa=28.83 degrees ! Estimated noise=1.19132 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 = 0.0316478 Jy ! Component: 100 - total flux cleaned = 0.0475538 Jy ! Component: 150 - total flux cleaned = 0.0582759 Jy ! Component: 200 - total flux cleaned = 0.0667873 Jy ! Total flux subtracted in 200 components = 0.0667873 Jy ! Clean residual min=-0.013995 max=0.016958 Jy/beam ! Clean residual mean=-0.000015 rms=0.005869 Jy/beam ! Combined flux in latest and established models = 1.21695 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 29 components and 1.21695 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=0.040002Jy sigma=1.185780 ! Fit after self-cal, rms=0.039843Jy sigma=1.179134 ! 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=0.039843Jy sigma=1.179134 ! Fit after self-cal, rms=0.035175Jy sigma=1.068884 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.074 mas, bmaj=3.509 mas, bpa=28.77 degrees ! Estimated noise=1.18747 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0124181 Jy ! Component: 100 - total flux cleaned = 0.0194938 Jy ! Component: 150 - total flux cleaned = 0.0251834 Jy ! Component: 200 - total flux cleaned = 0.0301436 Jy ! Total flux subtracted in 200 components = 0.0301436 Jy ! Clean residual min=-0.008681 max=0.010558 Jy/beam ! Clean residual mean=-0.000010 rms=0.003475 Jy/beam ! Combined flux in latest and established models = 1.24709 Jy selfcal ! Performing phase self-cal ! Adding 34 model components to the UV plane model. ! The established model now contains 54 components and 1.24709 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=0.029287Jy sigma=0.870280 ! Fit after self-cal, rms=0.029270Jy sigma=0.869615 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 = 0.0044443 Jy ! Component: 100 - total flux cleaned = 0.00844875 Jy ! Component: 150 - total flux cleaned = 0.012154 Jy ! Component: 200 - total flux cleaned = 0.0156061 Jy ! Total flux subtracted in 200 components = 0.0156061 Jy ! Clean residual min=-0.008508 max=0.009318 Jy/beam ! Clean residual mean=-0.000007 rms=0.003075 Jy/beam ! Combined flux in latest and established models = 1.2627 Jy ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 71 components and 1.2627 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=0.027555Jy sigma=0.826438 ! Fit after self-cal, rms=0.027552Jy sigma=0.826335 ! 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=0.027552Jy sigma=0.826335 ! Fit after self-cal, rms=0.025794Jy sigma=0.772270 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.075 mas, bmaj=3.499 mas, bpa=28.75 degrees ! Estimated noise=1.18755 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00636691 Jy ! Component: 100 - total flux cleaned = 0.00980949 Jy ! Component: 150 - total flux cleaned = 0.0126389 Jy ! Component: 200 - total flux cleaned = 0.0150988 Jy ! Total flux subtracted in 200 components = 0.0150988 Jy ! Clean residual min=-0.005217 max=0.005955 Jy/beam ! Clean residual mean=-0.000005 rms=0.001838 Jy/beam ! Combined flux in latest and established models = 1.2778 Jy selfcal ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 82 components and 1.2778 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=0.023825Jy sigma=0.707407 ! Fit after self-cal, rms=0.023821Jy sigma=0.707319 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 = 0.00221877 Jy ! Component: 100 - total flux cleaned = 0.00424476 Jy ! Component: 150 - total flux cleaned = 0.00611505 Jy ! Component: 200 - total flux cleaned = 0.00784601 Jy ! Total flux subtracted in 200 components = 0.00784601 Jy ! Clean residual min=-0.005101 max=0.005393 Jy/beam ! Clean residual mean=-0.000004 rms=0.001650 Jy/beam ! Combined flux in latest and established models = 1.28564 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 83 components and 1.28564 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=0.023306Jy sigma=0.693972 ! Fit after self-cal, rms=0.023305Jy sigma=0.693936 ! 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=0.023305Jy sigma=0.693936 ! Fit after self-cal, rms=0.022823Jy sigma=0.677605 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.713 mas, bmaj=3.534 mas, bpa=19.85 degrees ! Estimated noise=1.35826 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00368206 Jy ! Component: 100 - total flux cleaned = 0.00595918 Jy ! Component: 150 - total flux cleaned = 0.00792513 Jy ! Component: 200 - total flux cleaned = 0.00967532 Jy ! Total flux subtracted in 200 components = 0.00967532 Jy ! Clean residual min=-0.004218 max=0.004343 Jy/beam ! Clean residual mean=-0.000004 rms=0.001488 Jy/beam ! Combined flux in latest and established models = 1.29532 Jy selfcal ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 96 components and 1.29532 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=0.022297Jy sigma=0.660489 ! Fit after self-cal, rms=0.022290Jy sigma=0.660383 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 = 0.00159383 Jy ! Component: 100 - total flux cleaned = 0.00300133 Jy ! Component: 150 - total flux cleaned = 0.00426199 Jy ! Component: 200 - total flux cleaned = 0.00539404 Jy ! Total flux subtracted in 200 components = 0.00539404 Jy ! Clean residual min=-0.003894 max=0.003721 Jy/beam ! Clean residual mean=-0.000002 rms=0.001246 Jy/beam ! Combined flux in latest and established models = 1.30071 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 100 components and 1.30071 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=0.022268Jy sigma=0.660282 ! Fit after self-cal, rms=0.022263Jy sigma=0.660221 ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. win_mult = win_mult / 1.2 print "============== Finished amplitude self-cal ==============" ! ============== Finished amplitude self-cal ============== restore ! Inverting map and beam ! Estimated beam: bmin=1.076 mas, bmaj=3.495 mas, bpa=28.73 degrees ! Estimated noise=1.18786 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.076 x 3.495 at 28.73 degrees (North through East) ! Clean map min=-0.021807 max=1.1551 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 ! Performing amp+phase self-cal ! ! 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=0.022263Jy sigma=0.660221 ! Fit after self-cal, rms=0.019225Jy sigma=0.554680 ! Inverting map and beam ! Estimated beam: bmin=1.077 mas, bmaj=3.491 mas, bpa=28.71 degrees ! Estimated noise=1.18876 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000787041 Jy ! Component: 100 - total flux cleaned = 0.00117028 Jy ! Component: 150 - total flux cleaned = 0.0014945 Jy ! Component: 200 - total flux cleaned = 0.00190162 Jy ! Total flux subtracted in 200 components = 0.00190162 Jy ! Clean residual min=-0.003091 max=0.003125 Jy/beam ! Clean residual mean=-0.000001 rms=0.000780 Jy/beam ! Combined flux in latest and established models = 1.30262 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 109 components and 1.30262 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=0.019012Jy sigma=0.549358 ! Fit after self-cal, rms=0.019008Jy sigma=0.549317 ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0001851 Jy ! Component: 100 - total flux cleaned = 0.000403147 Jy ! Component: 150 - total flux cleaned = 0.000574484 Jy ! Component: 200 - total flux cleaned = 0.000731016 Jy ! Total flux subtracted in 200 components = 0.000731016 Jy ! Clean residual min=-0.003059 max=0.003070 Jy/beam ! Clean residual mean=-0.000001 rms=0.000760 Jy/beam ! Combined flux in latest and established models = 1.30335 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 112 components and 1.30335 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=0.018940Jy sigma=0.547944 ! Fit after self-cal, rms=0.018940Jy sigma=0.547931 ! Inverting map ! Performing amp+phase self-cal ! ! 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=0.018940Jy sigma=0.547931 ! Fit after self-cal, rms=0.018912Jy sigma=0.546899 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=0.9273 mas, bmaj=3.627 mas, bpa=29.73 degrees ! Estimated noise=1.62269 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.878094 Jy ! Component: 100 - total flux cleaned = 1.07085 Jy ! Component: 150 - total flux cleaned = 1.14215 Jy ! Component: 200 - total flux cleaned = 1.18466 Jy ! Total flux subtracted in 200 components = 1.18466 Jy ! Clean residual min=-0.024915 max=0.027583 Jy/beam ! Clean residual mean=-0.000015 rms=0.008406 Jy/beam ! Combined flux in latest and established models = 1.18465 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 1.18465 Jy ! Inverting map and beam ! Estimated beam: bmin=1.077 mas, bmaj=3.49 mas, bpa=28.71 degrees ! Estimated noise=1.1885 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 = 0.0134949 Jy ! Component: 100 - total flux cleaned = 0.0189601 Jy ! Component: 150 - total flux cleaned = 0.0253196 Jy ! Component: 200 - total flux cleaned = 0.0326008 Jy ! Total flux subtracted in 200 components = 0.0326008 Jy ! Clean residual min=-0.014523 max=0.014698 Jy/beam ! Clean residual mean=-0.000008 rms=0.004969 Jy/beam ! Combined flux in latest and established models = 1.21726 Jy ! Adding 34 model components to the UV plane model. ! The established model now contains 40 components and 1.21726 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=1.714 mas, bmaj=3.532 mas, bpa=19.8 degrees ! Estimated noise=1.358 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.011669 Jy ! Component: 100 - total flux cleaned = 0.0182682 Jy ! Component: 150 - total flux cleaned = 0.0227064 Jy ! Component: 200 - total flux cleaned = 0.026616 Jy ! Total flux subtracted in 200 components = 0.026616 Jy ! Clean residual min=-0.012690 max=0.012038 Jy/beam ! Clean residual mean=-0.000010 rms=0.004458 Jy/beam ! Combined flux in latest and established models = 1.24387 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 = 0.003398 Jy ! Component: 100 - total flux cleaned = 0.0063952 Jy ! Component: 150 - total flux cleaned = 0.00863807 Jy ! Component: 200 - total flux cleaned = 0.0105762 Jy ! Total flux subtracted in 200 components = 0.0105762 Jy ! Clean residual min=-0.010946 max=0.009192 Jy/beam ! Clean residual mean=-0.000008 rms=0.003720 Jy/beam ! Combined flux in latest and established models = 1.25445 Jy ! Adding 56 model components to the UV plane model. ! The established model now contains 91 components and 1.25445 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=1.077 mas, bmaj=3.49 mas, bpa=28.71 degrees ! Estimated noise=1.1885 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00232538 Jy ! Component: 100 - total flux cleaned = 0.00397589 Jy ! Component: 150 - total flux cleaned = 0.00494729 Jy ! Component: 200 - total flux cleaned = 0.0056012 Jy ! Total flux subtracted in 200 components = 0.0056012 Jy ! Clean residual min=-0.007921 max=0.006627 Jy/beam ! Clean residual mean=-0.000003 rms=0.002216 Jy/beam ! Combined flux in latest and established models = 1.26005 Jy selfcal ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 101 components and 1.26005 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=0.022044Jy sigma=0.671033 ! Fit after self-cal, rms=0.022014Jy sigma=0.669305 wmodel J0909+0121_X_map.mod ! Writing 101 model components to file: J0909+0121_X_map.mod wobs J0909+0121_X_uvs.fits ! Writing UV FITS file: J0909+0121_X_uvs.fits wwins J0909+0121_X_map.win ! wwins: Wrote 1 windows to J0909+0121_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 = -0.00310468 Jy ! Component: 100 - total flux cleaned = -0.00415592 Jy ! Component: 150 - total flux cleaned = -0.00503677 Jy ! Component: 200 - total flux cleaned = -0.00570105 Jy ! Component: 250 - total flux cleaned = -0.00640523 Jy ! Component: 300 - total flux cleaned = -0.00680298 Jy ! Component: 350 - total flux cleaned = -0.00715201 Jy ! Component: 400 - total flux cleaned = -0.00741742 Jy ! Component: 450 - total flux cleaned = -0.00773905 Jy ! Component: 500 - total flux cleaned = -0.00792007 Jy ! Component: 550 - total flux cleaned = -0.00808425 Jy ! Component: 600 - total flux cleaned = -0.00826783 Jy ! Component: 650 - total flux cleaned = -0.00840846 Jy ! Component: 700 - total flux cleaned = -0.00853787 Jy ! Component: 750 - total flux cleaned = -0.00853755 Jy ! Component: 800 - total flux cleaned = -0.00862696 Jy ! Component: 850 - total flux cleaned = -0.00869079 Jy ! Component: 900 - total flux cleaned = -0.00879329 Jy ! Component: 950 - total flux cleaned = -0.00891012 Jy ! Component: 1000 - total flux cleaned = -0.00903912 Jy ! Component: 1050 - total flux cleaned = -0.00919818 Jy ! Component: 1100 - total flux cleaned = -0.00929994 Jy ! Component: 1150 - total flux cleaned = -0.00943114 Jy ! Component: 1200 - total flux cleaned = -0.00944712 Jy ! Component: 1250 - total flux cleaned = -0.00946304 Jy ! Component: 1300 - total flux cleaned = -0.00947869 Jy ! Component: 1350 - total flux cleaned = -0.00950869 Jy ! Component: 1400 - total flux cleaned = -0.00949397 Jy ! Component: 1450 - total flux cleaned = -0.00950856 Jy ! Component: 1500 - total flux cleaned = -0.00952292 Jy ! Component: 1550 - total flux cleaned = -0.00956537 Jy ! Component: 1600 - total flux cleaned = -0.00957937 Jy ! Component: 1650 - total flux cleaned = -0.00963498 Jy ! Component: 1700 - total flux cleaned = -0.00966251 Jy ! Component: 1750 - total flux cleaned = -0.00971733 Jy ! Component: 1800 - total flux cleaned = -0.0097446 Jy ! Component: 1850 - total flux cleaned = -0.00981252 Jy ! Component: 1900 - total flux cleaned = -0.00988074 Jy ! Component: 1950 - total flux cleaned = -0.00992185 Jy ! Component: 2000 - total flux cleaned = -0.00994933 Jy ! Component: 2050 - total flux cleaned = -0.00999098 Jy ! Component: 2100 - total flux cleaned = -0.010019 Jy ! Component: 2150 - total flux cleaned = -0.0100613 Jy ! Component: 2200 - total flux cleaned = -0.0100755 Jy ! Component: 2250 - total flux cleaned = -0.0100899 Jy ! Component: 2300 - total flux cleaned = -0.0101189 Jy ! Component: 2350 - total flux cleaned = -0.0101335 Jy ! Component: 2400 - total flux cleaned = -0.0101039 Jy ! Component: 2450 - total flux cleaned = -0.0100292 Jy ! Component: 2500 - total flux cleaned = -0.00995355 Jy ! Component: 2550 - total flux cleaned = -0.00987676 Jy ! Component: 2600 - total flux cleaned = -0.00978322 Jy ! Component: 2650 - total flux cleaned = -0.00971993 Jy ! Component: 2700 - total flux cleaned = -0.00963966 Jy ! Component: 2750 - total flux cleaned = -0.00955796 Jy ! Component: 2800 - total flux cleaned = -0.00947497 Jy ! Component: 2850 - total flux cleaned = -0.0094077 Jy ! Component: 2900 - total flux cleaned = -0.00932222 Jy ! Component: 2950 - total flux cleaned = -0.0092527 Jy ! Component: 3000 - total flux cleaned = -0.00914674 Jy ! Component: 3050 - total flux cleaned = -0.00907493 Jy ! Component: 3100 - total flux cleaned = -0.00898396 Jy ! Component: 3150 - total flux cleaned = -0.00887261 Jy ! Component: 3200 - total flux cleaned = -0.00879712 Jy ! Component: 3250 - total flux cleaned = -0.00870131 Jy ! Component: 3300 - total flux cleaned = -0.00862348 Jy ! Component: 3350 - total flux cleaned = -0.00856411 Jy ! Component: 3400 - total flux cleaned = -0.00848329 Jy ! Component: 3450 - total flux cleaned = -0.00842164 Jy ! Component: 3500 - total flux cleaned = -0.00840069 Jy ! Component: 3550 - total flux cleaned = -0.00837954 Jy ! Component: 3600 - total flux cleaned = -0.00833632 Jy ! Component: 3650 - total flux cleaned = -0.00831408 Jy ! Component: 3700 - total flux cleaned = -0.00829104 Jy ! Component: 3750 - total flux cleaned = -0.00829082 Jy ! Component: 3800 - total flux cleaned = -0.00829077 Jy ! Component: 3850 - total flux cleaned = -0.00826627 Jy ! Component: 3900 - total flux cleaned = -0.00826596 Jy ! Component: 3950 - total flux cleaned = -0.00824067 Jy ! Component: 4000 - total flux cleaned = -0.00824076 Jy ! Component: 4050 - total flux cleaned = -0.00821416 Jy ! Total flux subtracted in 4096 components = -0.00821422 Jy ! Clean residual min=-0.001565 max=0.001485 Jy/beam ! Clean residual mean=-0.000000 rms=0.000435 Jy/beam ! Combined flux in latest and established models = 1.25183 Jy keep ! Adding 187 model components to the UV plane model. ! The established model now contains 288 components and 1.25184 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/sb072/temp_maps//J0909+0121_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.077 x 3.49 at 28.71 degrees (North through East) ! Clean map min=-0.020114 max=1.1518 Jy/beam ! Writing clean map to FITS file: /vlbi/sb072/temp_maps//J0909+0121_X_map.fits wmodel /vlbi/sb072/temp_maps//J0909+0121_X_map.mod ! Writing 288 model components to file: /vlbi/sb072/temp_maps//J0909+0121_X_map.mod wobs /vlbi/sb072/temp_maps//J0909+0121_X_uvs.fits ! Writing UV FITS file: /vlbi/sb072/temp_maps//J0909+0121_X_uvs.fits wwins /vlbi/sb072/temp_maps//J0909+0121_X_map.win ! wwins: Wrote 2 windows to /vlbi/sb072/temp_maps//J0909+0121_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 1.15179 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000484435 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.126178 0.126178 0.252355 0.50471 1.00942 2.01884 4.03768 8.07537 16.1507 32.3015 64.6029 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0014 print "peak= ", int(1000*peak_flux)/1000 ! peak= 1.151 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 2377.6 quit ! Quitting program ! Log file /vlbi/sb072/temp_maps//J0909+0121_X_dfm.log closed on Tue Mar 5 22:53:31 2019