! Started logfile: /vlbi/sb072/temp_maps//J1656-1504_C_dfm.log on Tue Mar 5 23:21:14 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//J1656-1504_C_uva.fits ! Reading UV FITS file: /vlbi/sb072/temp_maps//J1656-1504_C_uva.fits ! AN table 1: 4 integrations on 36 of 36 possible baselines. ! Apparent sampling: 1 visibilities/baseline/integration-bin. ! Found source: J1656-1504 ! ! 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 1152 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 J1656-1504_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=1.000061Jy sigma=36.446460 ! Fit after self-cal, rms=0.979733Jy sigma=35.655172 ! 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=1.632 mas, bmaj=6.383 mas, bpa=19.75 degrees ! Estimated noise=0.779428 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 = 0.0143831 Jy ! Component: 100 - total flux cleaned = 0.0197488 Jy ! Total flux subtracted in 100 components = 0.0197488 Jy ! Clean residual min=-0.003879 max=0.004198 Jy/beam ! Clean residual mean=0.000007 rms=0.001146 Jy/beam ! Combined flux in latest and established models = 0.0197488 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 22 components and 0.0197488 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=0.030763Jy sigma=0.978917 ! Fit after self-cal, rms=0.029513Jy sigma=0.926902 ! 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=1.98 mas, bmaj=6.85 mas, bpa=18.22 degrees ! Estimated noise=0.592806 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 = 0.00618759 Jy ! Component: 100 - total flux cleaned = 0.00966223 Jy ! Component: 150 - total flux cleaned = 0.0120162 Jy ! Component: 200 - total flux cleaned = 0.0136643 Jy ! Total flux subtracted in 200 components = 0.0136643 Jy ! Clean residual min=-0.004525 max=0.005368 Jy/beam ! Clean residual mean=0.000007 rms=0.001480 Jy/beam ! Combined flux in latest and established models = 0.0334131 Jy ! Performing phase self-cal ! Adding 37 model components to the UV plane model. ! The established model now contains 54 components and 0.0334131 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=0.028262Jy sigma=0.860909 ! Fit after self-cal, rms=0.028179Jy sigma=0.858596 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.98 x 6.85 at 18.22 degrees (North through East) ! Clean map min=-0.0044012 max=0.020005 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.52 FD 0.67 HN 0.87 KP 1.22 ! LA 0.99 NL 0.89 OV 1.47 PT 1.02 ! SC 0.90 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 0.52 HN 0.86 KP 1.26 ! LA 0.81 NL 1.04 OV 1.06 PT 1.22 ! SC 1.25 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.41 FD 0.78 HN 0.73 KP 0.89 ! LA 1.14 NL 1.15 OV 1.17 PT 0.74 ! SC 0.97 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 2.62 FD 0.69 HN 0.88 KP 1.01 ! LA 0.99 NL 0.85 OV 0.95 PT 1.06 ! SC 0.90 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.11 FD 0.71 HN 0.96 KP 0.93 ! LA 0.97 NL 1.04 OV 1.16 PT 0.96 ! SC 1.12 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.60 FD 0.78 HN 1.26 KP 1.14 ! LA 0.85 NL 1.47 OV 1.02 PT 1.13 ! SC 1.08 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.84 FD 0.75 HN 1.31 KP 1.19 ! LA 0.86 NL 1.41 OV 0.88 PT 1.09 ! SC 1.06 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.60 FD 0.68 HN 1.33 KP 1.13 ! LA 0.93 NL 1.73 OV 1.20 PT 0.95 ! SC 1.26 ! ! ! Fit before self-cal, rms=0.028179Jy sigma=0.858596 ! Fit after self-cal, rms=0.033727Jy sigma=0.816177 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=2.054 mas, bmaj=7.003 mas, bpa=17.55 degrees ! Estimated noise=0.602251 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 = -0.000504215 Jy ! Component: 100 - total flux cleaned = -0.000580455 Jy ! Component: 150 - total flux cleaned = -0.000545968 Jy ! Component: 200 - total flux cleaned = -0.000546072 Jy ! Total flux subtracted in 200 components = -0.000546072 Jy ! Clean residual min=-0.003784 max=0.005552 Jy/beam ! Clean residual mean=0.000007 rms=0.001293 Jy/beam ! Combined flux in latest and established models = 0.0328671 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 60 components and 0.0328671 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=0.033596Jy sigma=0.813531 ! Fit after self-cal, rms=0.034019Jy sigma=0.809596 ! 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=0.034019Jy sigma=0.809596 ! Fit after self-cal, rms=0.035789Jy sigma=0.808664 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.067 mas, bmaj=7.049 mas, bpa=17.68 degrees ! Estimated noise=0.607318 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000200767 Jy ! Component: 100 - total flux cleaned = -0.000203056 Jy ! Component: 150 - total flux cleaned = -0.000204085 Jy ! Component: 200 - total flux cleaned = -0.000204363 Jy ! Total flux subtracted in 200 components = -0.000204363 Jy ! Clean residual min=-0.003816 max=0.005376 Jy/beam ! Clean residual mean=0.000007 rms=0.001260 Jy/beam ! Combined flux in latest and established models = 0.0326627 Jy selfcal ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 63 components and 0.0326627 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=0.035708Jy sigma=0.807565 ! Fit after self-cal, rms=0.035714Jy sigma=0.807266 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 (62.7, -33.9). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0048464 Jy ! Component: 100 - total flux cleaned = 0.00704787 Jy ! Component: 150 - total flux cleaned = 0.00796134 Jy ! Component: 200 - total flux cleaned = 0.00874227 Jy ! Total flux subtracted in 200 components = 0.00874227 Jy ! Clean residual min=-0.004078 max=0.004052 Jy/beam ! Clean residual mean=0.000004 rms=0.001003 Jy/beam ! Combined flux in latest and established models = 0.041405 Jy ! Performing phase self-cal ! Adding 49 model components to the UV plane model. ! The established model now contains 110 components and 0.041405 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=0.034790Jy sigma=0.769562 ! Fit after self-cal, rms=0.034437Jy sigma=0.763238 ! 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=0.034437Jy sigma=0.763238 ! Fit after self-cal, rms=0.032204Jy sigma=0.756010 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.123 mas, bmaj=7.133 mas, bpa=17.4 degrees ! Estimated noise=0.588642 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00201197 Jy ! Component: 100 - total flux cleaned = 0.00271707 Jy ! Component: 150 - total flux cleaned = 0.00302459 Jy ! Component: 200 - total flux cleaned = 0.00310003 Jy ! Total flux subtracted in 200 components = 0.00310003 Jy ! Clean residual min=-0.003934 max=0.003840 Jy/beam ! Clean residual mean=0.000004 rms=0.000919 Jy/beam ! Combined flux in latest and established models = 0.044505 Jy selfcal ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 132 components and 0.044505 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=0.031942Jy sigma=0.748633 ! Fit after self-cal, rms=0.031902Jy sigma=0.747124 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 = 0.000726061 Jy ! Component: 100 - total flux cleaned = 0.00069318 Jy ! Component: 150 - total flux cleaned = 0.000660179 Jy ! Component: 200 - total flux cleaned = 0.000717562 Jy ! Total flux subtracted in 200 components = 0.000717562 Jy ! Clean residual min=-0.003950 max=0.003640 Jy/beam ! Clean residual mean=0.000004 rms=0.000908 Jy/beam ! Combined flux in latest and established models = 0.0452226 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 141 components and 0.0452226 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=0.031760Jy sigma=0.745397 ! Fit after self-cal, rms=0.031711Jy sigma=0.745078 ! 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=0.031711Jy sigma=0.745078 ! Fit after self-cal, rms=0.030552Jy sigma=0.744115 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=4.161 mas, bmaj=9.183 mas, bpa=6.193 degrees ! Estimated noise=0.624324 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0013149 Jy ! Component: 100 - total flux cleaned = 0.00154793 Jy ! Component: 150 - total flux cleaned = 0.00157979 Jy ! Component: 200 - total flux cleaned = 0.00158045 Jy ! Total flux subtracted in 200 components = 0.00158045 Jy ! Clean residual min=-0.004743 max=0.003959 Jy/beam ! Clean residual mean=0.000006 rms=0.001236 Jy/beam ! Combined flux in latest and established models = 0.046803 Jy selfcal ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 153 components and 0.046803 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=0.030489Jy sigma=0.743276 ! Fit after self-cal, rms=0.030414Jy sigma=0.742610 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 = 0.000339304 Jy ! Component: 100 - total flux cleaned = 0.000450239 Jy ! Component: 150 - total flux cleaned = 0.000423425 Jy ! Component: 200 - total flux cleaned = 0.000374671 Jy ! Total flux subtracted in 200 components = 0.000374671 Jy ! Clean residual min=-0.004734 max=0.004007 Jy/beam ! Clean residual mean=0.000006 rms=0.001231 Jy/beam ! Combined flux in latest and established models = 0.0471777 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 163 components and 0.0471777 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=0.030383Jy sigma=0.742595 ! Fit after self-cal, rms=0.030356Jy sigma=0.742379 ! 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=2.125 mas, bmaj=7.133 mas, bpa=17.44 degrees ! Estimated noise=0.583254 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.125 x 7.133 at 17.44 degrees (North through East) ! Clean map min=-0.0037214 max=0.020598 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=1.746 mas, bmaj=6.524 mas, bpa=18.96 degrees ! Estimated noise=0.808289 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.016155 Jy ! Component: 100 - total flux cleaned = 0.0216824 Jy ! Component: 150 - total flux cleaned = 0.0255877 Jy ! Component: 200 - total flux cleaned = 0.0280331 Jy ! Total flux subtracted in 200 components = 0.0280331 Jy ! Clean residual min=-0.003981 max=0.004191 Jy/beam ! Clean residual mean=0.000007 rms=0.001054 Jy/beam ! Combined flux in latest and established models = 0.0280331 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 43 model components to the UV plane model. ! The established model now contains 43 components and 0.0280331 Jy ! Inverting map and beam ! Estimated beam: bmin=2.125 mas, bmaj=7.133 mas, bpa=17.44 degrees ! Estimated noise=0.583254 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 = 0.00424777 Jy ! Component: 100 - total flux cleaned = 0.00741048 Jy ! Component: 150 - total flux cleaned = 0.00995869 Jy ! Component: 200 - total flux cleaned = 0.011663 Jy ! Total flux subtracted in 200 components = 0.011663 Jy ! Clean residual min=-0.003815 max=0.004023 Jy/beam ! Clean residual mean=0.000006 rms=0.001006 Jy/beam ! Combined flux in latest and established models = 0.039696 Jy ! Adding 49 model components to the UV plane model. ! The established model now contains 80 components and 0.039696 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=4.161 mas, bmaj=9.183 mas, bpa=6.193 degrees ! Estimated noise=0.624324 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00263203 Jy ! Component: 100 - total flux cleaned = 0.00408102 Jy ! Component: 150 - total flux cleaned = 0.00505784 Jy ! Component: 200 - total flux cleaned = 0.00566087 Jy ! Total flux subtracted in 200 components = 0.00566087 Jy ! Clean residual min=-0.004664 max=0.004101 Jy/beam ! Clean residual mean=0.000007 rms=0.001269 Jy/beam ! Combined flux in latest and established models = 0.0453569 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 = 0.000373236 Jy ! Component: 100 - total flux cleaned = 0.000620944 Jy ! Component: 150 - total flux cleaned = 0.000808509 Jy ! Component: 200 - total flux cleaned = 0.000947663 Jy ! Total flux subtracted in 200 components = 0.000947663 Jy ! Clean residual min=-0.004658 max=0.004072 Jy/beam ! Clean residual mean=0.000005 rms=0.001250 Jy/beam ! Combined flux in latest and established models = 0.0463046 Jy ! Adding 38 model components to the UV plane model. ! The established model now contains 106 components and 0.0463046 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=2.125 mas, bmaj=7.133 mas, bpa=17.44 degrees ! Estimated noise=0.583254 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000385728 Jy ! Component: 100 - total flux cleaned = -0.000510835 Jy ! Component: 150 - total flux cleaned = -0.000548236 Jy ! Component: 200 - total flux cleaned = -0.000547545 Jy ! Total flux subtracted in 200 components = -0.000547545 Jy ! Clean residual min=-0.003704 max=0.003635 Jy/beam ! Clean residual mean=0.000004 rms=0.000897 Jy/beam ! Combined flux in latest and established models = 0.045757 Jy selfcal ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 128 components and 0.045757 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=0.030417Jy sigma=0.743968 ! Fit after self-cal, rms=0.030427Jy sigma=0.743152 wmodel J1656-1504_C_map.mod ! Writing 128 model components to file: J1656-1504_C_map.mod wobs J1656-1504_C_uvs.fits ! Writing UV FITS file: J1656-1504_C_uvs.fits wwins J1656-1504_C_map.win ! wwins: Wrote 2 windows to J1656-1504_C_map.win x = (field_size-8) * field_cell / 4 addwin -x,x,-x,x clean (field_size*4),0.01 ! Inverting map ! clean: niter=4096 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = 0.000179502 Jy ! Component: 100 - total flux cleaned = 0.000789649 Jy ! Component: 150 - total flux cleaned = 0.00119268 Jy ! Component: 200 - total flux cleaned = 0.00156311 Jy ! Component: 250 - total flux cleaned = 0.00199389 Jy ! Component: 300 - total flux cleaned = 0.00235934 Jy ! Component: 350 - total flux cleaned = 0.00270545 Jy ! Component: 400 - total flux cleaned = 0.00307282 Jy ! Component: 450 - total flux cleaned = 0.00338889 Jy ! Component: 500 - total flux cleaned = 0.00365975 Jy ! Component: 550 - total flux cleaned = 0.00398526 Jy ! Component: 600 - total flux cleaned = 0.00417302 Jy ! Component: 650 - total flux cleaned = 0.00447733 Jy ! Component: 700 - total flux cleaned = 0.00471285 Jy ! Component: 750 - total flux cleaned = 0.00494216 Jy ! Component: 800 - total flux cleaned = 0.00519299 Jy ! Component: 850 - total flux cleaned = 0.0054092 Jy ! Component: 900 - total flux cleaned = 0.00567292 Jy ! Component: 950 - total flux cleaned = 0.0059027 Jy ! Component: 1000 - total flux cleaned = 0.00610228 Jy ! Component: 1050 - total flux cleaned = 0.00632121 Jy ! Component: 1100 - total flux cleaned = 0.00648757 Jy ! Component: 1150 - total flux cleaned = 0.00662723 Jy ! Component: 1200 - total flux cleaned = 0.0067413 Jy ! Component: 1250 - total flux cleaned = 0.00687502 Jy ! Component: 1300 - total flux cleaned = 0.00704917 Jy ! Component: 1350 - total flux cleaned = 0.00719866 Jy ! Component: 1400 - total flux cleaned = 0.00734524 Jy ! Component: 1450 - total flux cleaned = 0.00746878 Jy ! Component: 1500 - total flux cleaned = 0.00769105 Jy ! Component: 1550 - total flux cleaned = 0.00786992 Jy ! Component: 1600 - total flux cleaned = 0.0080845 Jy ! Component: 1650 - total flux cleaned = 0.00818034 Jy ! Component: 1700 - total flux cleaned = 0.00838856 Jy ! Component: 1750 - total flux cleaned = 0.00853767 Jy ! Component: 1800 - total flux cleaned = 0.00870305 Jy ! Component: 1850 - total flux cleaned = 0.00881168 Jy ! Component: 1900 - total flux cleaned = 0.00895499 Jy ! Component: 1950 - total flux cleaned = 0.00907869 Jy ! Component: 2000 - total flux cleaned = 0.00921805 Jy ! Component: 2050 - total flux cleaned = 0.00930406 Jy ! Component: 2100 - total flux cleaned = 0.00940604 Jy ! Component: 2150 - total flux cleaned = 0.00947307 Jy ! Component: 2200 - total flux cleaned = 0.00960589 Jy ! Component: 2250 - total flux cleaned = 0.00968775 Jy ! Component: 2300 - total flux cleaned = 0.00975257 Jy ! Component: 2350 - total flux cleaned = 0.00983253 Jy ! Component: 2400 - total flux cleaned = 0.00988014 Jy ! Component: 2450 - total flux cleaned = 0.00997391 Jy ! Component: 2500 - total flux cleaned = 0.0100049 Jy ! Component: 2550 - total flux cleaned = 0.0100662 Jy ! Component: 2600 - total flux cleaned = 0.0100965 Jy ! Component: 2650 - total flux cleaned = 0.0101717 Jy ! Component: 2700 - total flux cleaned = 0.0102014 Jy ! Component: 2750 - total flux cleaned = 0.0102605 Jy ! Component: 2800 - total flux cleaned = 0.0103045 Jy ! Component: 2850 - total flux cleaned = 0.0103335 Jy ! Component: 2900 - total flux cleaned = 0.0103625 Jy ! Component: 2950 - total flux cleaned = 0.0103624 Jy ! Component: 3000 - total flux cleaned = 0.0103911 Jy ! Component: 3050 - total flux cleaned = 0.0104055 Jy ! Component: 3100 - total flux cleaned = 0.010448 Jy ! Component: 3150 - total flux cleaned = 0.0104763 Jy ! Component: 3200 - total flux cleaned = 0.0105044 Jy ! Component: 3250 - total flux cleaned = 0.0105463 Jy ! Component: 3300 - total flux cleaned = 0.010602 Jy ! Component: 3350 - total flux cleaned = 0.0106297 Jy ! Component: 3400 - total flux cleaned = 0.0106714 Jy ! Component: 3450 - total flux cleaned = 0.0107128 Jy ! Component: 3500 - total flux cleaned = 0.0107954 Jy ! Component: 3550 - total flux cleaned = 0.0108228 Jy ! Component: 3600 - total flux cleaned = 0.0108638 Jy ! Component: 3650 - total flux cleaned = 0.0109321 Jy ! Component: 3700 - total flux cleaned = 0.0110002 Jy ! Component: 3750 - total flux cleaned = 0.0110544 Jy ! Component: 3800 - total flux cleaned = 0.0110951 Jy ! Component: 3850 - total flux cleaned = 0.0111762 Jy ! Component: 3900 - total flux cleaned = 0.0112707 Jy ! Component: 3950 - total flux cleaned = 0.0113111 Jy ! Component: 4000 - total flux cleaned = 0.0114053 Jy ! Component: 4050 - total flux cleaned = 0.0114726 Jy ! Total flux subtracted in 4096 components = 0.0115262 Jy ! Clean residual min=-0.000764 max=0.000783 Jy/beam ! Clean residual mean=0.000000 rms=0.000232 Jy/beam ! Combined flux in latest and established models = 0.0572833 Jy keep ! Adding 280 model components to the UV plane model. ! The established model now contains 408 components and 0.0572833 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/sb072/temp_maps//J1656-1504_C_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.125 x 7.133 at 17.44 degrees (North through East) ! Clean map min=-0.0028488 max=0.020691 Jy/beam ! Writing clean map to FITS file: /vlbi/sb072/temp_maps//J1656-1504_C_map.fits wmodel /vlbi/sb072/temp_maps//J1656-1504_C_map.mod ! Writing 408 model components to file: /vlbi/sb072/temp_maps//J1656-1504_C_map.mod wobs /vlbi/sb072/temp_maps//J1656-1504_C_uvs.fits ! Writing UV FITS file: /vlbi/sb072/temp_maps//J1656-1504_C_uvs.fits wwins /vlbi/sb072/temp_maps//J1656-1504_C_map.win ! wwins: Wrote 3 windows to /vlbi/sb072/temp_maps//J1656-1504_C_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0206908 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000218086 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -3.16208 3.16208 6.32416 12.6483 25.2966 50.5933 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0006 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.02 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 94.874 quit ! Quitting program ! Log file /vlbi/sb072/temp_maps//J1656-1504_C_dfm.log closed on Tue Mar 5 23:21:18 2019