! Started logfile: /vlbi/uf001/uva//J1858+0313_X_a_dfm.log on Mon Jan 14 04:53:15 2019 float field_size field_size = 1024 float field_cell field_cell = 0.2000 float taper_size taper_size = 70.0 float freq freq = 8.42800 obs /vlbi/uf001/uva//J1858+0313_X_a_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J1858+0313_X_a_uva.fits ! AN table 1: 108 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.990947 visibilities/baseline/integration-bin. ! Found source: J1858+0313 ! ! There are 12 IFs, and a total of 12 channels: ! ! IF Channel Frequency Freq offset Number of Overall IF ! origin at origin per channel channels bandwidth ! ------------------------------------------------------------- (Hz) ! 01 1 8.428e+09 3.2e+07 1 3.2e+07 ! 02 2 8.46e+09 3.2e+07 1 3.2e+07 ! 03 3 8.492e+09 3.2e+07 1 3.2e+07 ! 04 4 8.524e+09 3.2e+07 1 3.2e+07 ! 05 5 8.588e+09 3.2e+07 1 3.2e+07 ! 06 6 8.62e+09 3.2e+07 1 3.2e+07 ! 07 7 8.684e+09 3.2e+07 1 3.2e+07 ! 08 8 8.716e+09 3.2e+07 1 3.2e+07 ! 09 9 8.78e+09 3.2e+07 1 3.2e+07 ! 10 10 8.812e+09 3.2e+07 1 3.2e+07 ! 11 11 8.844e+09 3.2e+07 1 3.2e+07 ! 12 12 8.876e+09 3.2e+07 1 3.2e+07 ! ! Polarization(s): RR ! ! Read 134 lines of history. ! ! Reading 57792 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 12 channels. ! Selecting polarization: RR, channels: 1..12 ! 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 ! Reading IF 9 channels: 9..9 ! Reading IF 10 channels: 10..10 ! Reading IF 11 channels: 11..11 ! Reading IF 12 channels: 12..12 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 J1858+0313_X_a] 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. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=1.071688Jy sigma=22.035752 ! Fit after self-cal, rms=0.816604Jy sigma=17.543974 ! 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=0.6981 mas, bmaj=1.654 mas, bpa=-2.36 degrees ! Estimated noise=0.285224 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 = 0.122128 Jy ! Component: 100 - total flux cleaned = 0.200374 Jy ! Total flux subtracted in 100 components = 0.200374 Jy ! Clean residual min=-0.023658 max=0.062460 Jy/beam ! Clean residual mean=-0.000021 rms=0.006314 Jy/beam ! Combined flux in latest and established models = 0.200374 Jy ! Performing phase self-cal ! Adding 34 model components to the UV plane model. ! The established model now contains 34 components and 0.200374 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. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.266443Jy sigma=4.773230 ! Fit after self-cal, rms=0.265561Jy sigma=4.755515 ! Inverting map ! Added new window around map position (1.2, -0.4). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.064734 Jy ! Component: 100 - total flux cleaned = 0.114162 Jy ! Total flux subtracted in 100 components = 0.114162 Jy ! Clean residual min=-0.017356 max=0.050415 Jy/beam ! Clean residual mean=-0.000018 rms=0.004795 Jy/beam ! Combined flux in latest and established models = 0.314536 Jy ! Performing phase self-cal ! Adding 37 model components to the UV plane model. ! The established model now contains 61 components and 0.314536 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. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.216108Jy sigma=3.850801 ! Fit after self-cal, rms=0.215217Jy sigma=3.830273 ! Inverting map ! Added new window around map position (-1.2, 0.6). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0482163 Jy ! Component: 100 - total flux cleaned = 0.0853805 Jy ! Total flux subtracted in 100 components = 0.0853805 Jy ! Clean residual min=-0.012530 max=0.022565 Jy/beam ! Clean residual mean=-0.000016 rms=0.003707 Jy/beam ! Combined flux in latest and established models = 0.399916 Jy ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 86 components and 0.399916 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. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.181167Jy sigma=3.214877 ! Fit after self-cal, rms=0.181042Jy sigma=3.211603 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0318397 Jy ! Component: 100 - total flux cleaned = 0.0589662 Jy ! Total flux subtracted in 100 components = 0.0589662 Jy ! Clean residual min=-0.010281 max=0.017523 Jy/beam ! Clean residual mean=-0.000014 rms=0.003132 Jy/beam ! Combined flux in latest and established models = 0.458882 Jy ! Performing phase self-cal ! Adding 59 model components to the UV plane model. ! The established model now contains 131 components and 0.458882 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. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.159767Jy sigma=2.833240 ! Fit after self-cal, rms=0.159653Jy sigma=2.831003 ! Inverting map ! Added new window around map position (0.4, 1.6). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0249174 Jy ! Component: 100 - total flux cleaned = 0.047011 Jy ! Total flux subtracted in 100 components = 0.047011 Jy ! Clean residual min=-0.009793 max=0.015375 Jy/beam ! Clean residual mean=-0.000012 rms=0.002730 Jy/beam ! Combined flux in latest and established models = 0.505893 Jy ! Performing phase self-cal ! Adding 46 model components to the UV plane model. ! The established model now contains 156 components and 0.505893 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. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.143842Jy sigma=2.550646 ! Fit after self-cal, rms=0.143723Jy sigma=2.549078 ! 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=0.8594 mas, bmaj=1.933 mas, bpa=-1.773 degrees ! Estimated noise=0.143494 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 = 0.0542165 Jy ! Component: 100 - total flux cleaned = 0.0976283 Jy ! Component: 150 - total flux cleaned = 0.133521 Jy ! Component: 200 - total flux cleaned = 0.163406 Jy ! Total flux subtracted in 200 components = 0.163406 Jy ! Clean residual min=-0.010342 max=0.021284 Jy/beam ! Clean residual mean=-0.000019 rms=0.004228 Jy/beam ! Combined flux in latest and established models = 0.669299 Jy ! Performing phase self-cal ! Adding 67 model components to the UV plane model. ! The established model now contains 191 components and 0.6693 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. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.097635Jy sigma=1.765830 ! Fit after self-cal, rms=0.097297Jy sigma=1.758675 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8594 x 1.933 at -1.773 degrees (North through East) ! Clean map min=-0.0098942 max=0.15424 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.35 FD 1.04 HN 1.10 KP 0.91 ! LA 0.86 MK 1.27 NL 1.27 OV 1.04 ! PT 0.86 SC 1.38 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.32 FD 1.05 HN 1.12 KP 0.91 ! LA 0.85 MK 1.26 NL 1.25 OV 1.03 ! PT 0.85 SC 1.33 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.31 FD 1.04 HN 1.11 KP 0.91 ! LA 0.85 MK 1.16 NL 1.25 OV 1.03 ! PT 0.84 SC 1.34 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.28 FD 1.03 HN 1.11 KP 0.91 ! LA 0.84 MK 1.29 NL 1.22 OV 1.02 ! PT 0.84 SC 1.38 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.22 FD 1.03 HN 1.06 KP 0.90 ! LA 0.85 MK 1.21 NL 1.19 OV 1.01 ! PT 0.85 SC 1.19 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.20 FD 1.02 HN 1.05 KP 0.90 ! LA 0.84 MK 1.13 NL 1.18 OV 1.00 ! PT 0.86 SC 1.35 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.15 FD 1.02 HN 1.03 KP 0.90 ! LA 0.84 MK 1.06 NL 1.16 OV 0.99 ! PT 0.84 SC 1.37 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.12 FD 1.01 HN 1.04 KP 0.91 ! LA 0.84 MK 1.05 NL 1.14 OV 0.97 ! PT 0.85 SC 1.17 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.10 FD 0.99 HN 1.02 KP 0.90 ! LA 0.84 MK 1.04 NL 1.13 OV 0.96 ! PT 0.85 SC 1.19 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 0.99 HN 1.03 KP 0.90 ! LA 0.84 MK 0.91 NL 1.11 OV 0.95 ! PT 0.84 SC 1.27 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 FD 1.00 HN 0.99 KP 0.89 ! LA 0.84 MK 0.90 NL 1.11 OV 0.95 ! PT 0.84 SC 1.23 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 0.98 HN 1.02 KP 0.87 ! LA 0.83 MK 0.92 NL 1.12 OV 0.95 ! PT 0.84 SC 1.08 ! ! ! Fit before self-cal, rms=0.097297Jy sigma=1.758675 ! Fit after self-cal, rms=0.072193Jy sigma=1.291009 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.8974 mas, bmaj=2.058 mas, bpa=-3.547 degrees ! Estimated noise=0.150617 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 (-3.2, 2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.013194 Jy ! Component: 100 - total flux cleaned = 0.0201579 Jy ! Component: 150 - total flux cleaned = 0.0231057 Jy ! Component: 200 - total flux cleaned = 0.0255643 Jy ! Total flux subtracted in 200 components = 0.0255643 Jy ! Clean residual min=-0.005075 max=0.006963 Jy/beam ! Clean residual mean=-0.000007 rms=0.001354 Jy/beam ! Combined flux in latest and established models = 0.694864 Jy ! Performing phase self-cal ! Adding 32 model components to the UV plane model. ! The established model now contains 222 components and 0.694864 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. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.069715Jy sigma=1.232088 ! Fit after self-cal, rms=0.069594Jy sigma=1.226618 ! Inverting map ! Added new window around map position (1.4, -8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00426475 Jy ! Component: 100 - total flux cleaned = 0.00627644 Jy ! Component: 150 - total flux cleaned = 0.00799617 Jy ! Component: 200 - total flux cleaned = 0.00935029 Jy ! Total flux subtracted in 200 components = 0.00935029 Jy ! Clean residual min=-0.004192 max=0.004523 Jy/beam ! Clean residual mean=-0.000007 rms=0.001154 Jy/beam ! Combined flux in latest and established models = 0.704214 Jy ! Performing phase self-cal ! Adding 34 model components to the UV plane model. ! The established model now contains 254 components and 0.704214 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. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.068688Jy sigma=1.205779 ! Fit after self-cal, rms=0.068673Jy sigma=1.204578 ! 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. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.068673Jy sigma=1.204578 ! Fit after self-cal, rms=0.065486Jy sigma=1.185794 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9027 mas, bmaj=2.05 mas, bpa=-2.83 degrees ! Estimated noise=0.148845 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00375269 Jy ! Component: 100 - total flux cleaned = 0.00610551 Jy ! Component: 150 - total flux cleaned = 0.007697 Jy ! Component: 200 - total flux cleaned = 0.00922864 Jy ! Total flux subtracted in 200 components = 0.00922864 Jy ! Clean residual min=-0.003521 max=0.004054 Jy/beam ! Clean residual mean=-0.000005 rms=0.000924 Jy/beam ! Combined flux in latest and established models = 0.713443 Jy selfcal ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 273 components and 0.713443 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. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.065173Jy sigma=1.178183 ! Fit after self-cal, rms=0.065189Jy sigma=1.177678 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 = 0.00133328 Jy ! Component: 100 - total flux cleaned = 0.00250665 Jy ! Component: 150 - total flux cleaned = 0.0032497 Jy ! Component: 200 - total flux cleaned = 0.00376237 Jy ! Total flux subtracted in 200 components = 0.00376237 Jy ! Clean residual min=-0.003344 max=0.003617 Jy/beam ! Clean residual mean=-0.000005 rms=0.000896 Jy/beam ! Combined flux in latest and established models = 0.717205 Jy ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 283 components and 0.717205 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. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.065070Jy sigma=1.174884 ! Fit after self-cal, rms=0.065082Jy sigma=1.174701 ! 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. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.065082Jy sigma=1.174701 ! Fit after self-cal, rms=0.065022Jy sigma=1.171146 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9076 mas, bmaj=2.044 mas, bpa=-2.139 degrees ! Estimated noise=0.148866 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00245639 Jy ! Component: 100 - total flux cleaned = 0.0035585 Jy ! Component: 150 - total flux cleaned = 0.00450142 Jy ! Component: 200 - total flux cleaned = 0.00513139 Jy ! Total flux subtracted in 200 components = 0.00513139 Jy ! Clean residual min=-0.003070 max=0.003578 Jy/beam ! Clean residual mean=-0.000005 rms=0.000837 Jy/beam ! Combined flux in latest and established models = 0.722337 Jy selfcal ! Performing phase self-cal ! Adding 34 model components to the UV plane model. ! The established model now contains 296 components and 0.722337 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. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.064881Jy sigma=1.167774 ! Fit after self-cal, rms=0.064891Jy sigma=1.167624 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 = 0.000523882 Jy ! Component: 100 - total flux cleaned = 0.000947908 Jy ! Component: 150 - total flux cleaned = 0.00134813 Jy ! Component: 200 - total flux cleaned = 0.00167916 Jy ! Total flux subtracted in 200 components = 0.00167916 Jy ! Clean residual min=-0.002999 max=0.003367 Jy/beam ! Clean residual mean=-0.000005 rms=0.000821 Jy/beam ! Combined flux in latest and established models = 0.724016 Jy ! Performing phase self-cal ! Adding 34 model components to the UV plane model. ! The established model now contains 302 components and 0.724016 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. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.064818Jy sigma=1.166030 ! Fit after self-cal, rms=0.064815Jy sigma=1.165936 ! 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. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.064815Jy sigma=1.165936 ! Fit after self-cal, rms=0.065046Jy sigma=1.165082 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.152 mas, bmaj=3.173 mas, bpa=3.032 degrees ! Estimated noise=0.187703 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00403342 Jy ! Component: 100 - total flux cleaned = 0.0065911 Jy ! Component: 150 - total flux cleaned = 0.00794652 Jy ! Component: 200 - total flux cleaned = 0.00862984 Jy ! Total flux subtracted in 200 components = 0.00862984 Jy ! Clean residual min=-0.004619 max=0.005320 Jy/beam ! Clean residual mean=-0.000010 rms=0.001334 Jy/beam ! Combined flux in latest and established models = 0.732646 Jy selfcal ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 312 components and 0.732646 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. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.064981Jy sigma=1.163516 ! Fit after self-cal, rms=0.064920Jy sigma=1.162812 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 = 0.000829248 Jy ! Component: 100 - total flux cleaned = 0.00125466 Jy ! Component: 150 - total flux cleaned = 0.00164465 Jy ! Component: 200 - total flux cleaned = 0.00201021 Jy ! Total flux subtracted in 200 components = 0.00201021 Jy ! Clean residual min=-0.004467 max=0.005322 Jy/beam ! Clean residual mean=-0.000010 rms=0.001310 Jy/beam ! Combined flux in latest and established models = 0.734656 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 315 components and 0.734656 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. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.064894Jy sigma=1.162194 ! Fit after self-cal, rms=0.064874Jy sigma=1.162030 ! 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=0.9132 mas, bmaj=2.044 mas, bpa=-1.62 degrees ! Estimated noise=0.149425 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9132 x 2.044 at -1.62 degrees (North through East) ! Clean map min=-0.0040977 max=0.15246 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=0.7299 mas, bmaj=1.723 mas, bpa=-2.096 degrees ! Estimated noise=0.313631 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.132035 Jy ! Component: 100 - total flux cleaned = 0.219665 Jy ! Component: 150 - total flux cleaned = 0.285803 Jy ! Component: 200 - total flux cleaned = 0.337975 Jy ! Total flux subtracted in 200 components = 0.337975 Jy ! Clean residual min=-0.014105 max=0.031045 Jy/beam ! Clean residual mean=-0.000018 rms=0.004374 Jy/beam ! Combined flux in latest and established models = 0.337975 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 58 model components to the UV plane model. ! The established model now contains 58 components and 0.337975 Jy ! Inverting map and beam ! Estimated beam: bmin=0.9132 mas, bmaj=2.044 mas, bpa=-1.62 degrees ! Estimated noise=0.149425 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 = 0.0842646 Jy ! Component: 100 - total flux cleaned = 0.143119 Jy ! Component: 150 - total flux cleaned = 0.187009 Jy ! Component: 200 - total flux cleaned = 0.220953 Jy ! Total flux subtracted in 200 components = 0.220953 Jy ! Clean residual min=-0.012133 max=0.020843 Jy/beam ! Clean residual mean=-0.000022 rms=0.003758 Jy/beam ! Combined flux in latest and established models = 0.558928 Jy ! Adding 92 model components to the UV plane model. ! The established model now contains 140 components and 0.558928 Jy ! Inverting map ! Added new window around map position (0.2, -2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0270408 Jy ! Component: 100 - total flux cleaned = 0.0488962 Jy ! Component: 150 - total flux cleaned = 0.0668966 Jy ! Component: 200 - total flux cleaned = 0.0818827 Jy ! Total flux subtracted in 200 components = 0.0818827 Jy ! Clean residual min=-0.007373 max=0.011157 Jy/beam ! Clean residual mean=-0.000013 rms=0.002047 Jy/beam ! Combined flux in latest and established models = 0.640811 Jy ! Adding 65 model components to the UV plane model. ! The established model now contains 190 components and 0.640811 Jy ! Inverting map ! Added new window around map position (2.4, -1.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0130561 Jy ! Component: 100 - total flux cleaned = 0.023908 Jy ! Component: 150 - total flux cleaned = 0.0331405 Jy ! Component: 200 - total flux cleaned = 0.0410387 Jy ! Total flux subtracted in 200 components = 0.0410387 Jy ! Clean residual min=-0.005735 max=0.005364 Jy/beam ! Clean residual mean=-0.000009 rms=0.001330 Jy/beam ! Combined flux in latest and established models = 0.681849 Jy ! Adding 60 model components to the UV plane model. ! The established model now contains 227 components and 0.681849 Jy ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 70 mega-wavelengths. clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.152 mas, bmaj=3.173 mas, bpa=3.032 degrees ! Estimated noise=0.187703 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0130081 Jy ! Component: 100 - total flux cleaned = 0.0227611 Jy ! Component: 150 - total flux cleaned = 0.0303705 Jy ! Component: 200 - total flux cleaned = 0.03571 Jy ! Total flux subtracted in 200 components = 0.03571 Jy ! Clean residual min=-0.006814 max=0.006144 Jy/beam ! Clean residual mean=-0.000013 rms=0.001576 Jy/beam ! Combined flux in latest and established models = 0.717559 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 = 0.00340823 Jy ! Component: 100 - total flux cleaned = 0.00613751 Jy ! Component: 150 - total flux cleaned = 0.00834493 Jy ! Component: 200 - total flux cleaned = 0.0103907 Jy ! Total flux subtracted in 200 components = 0.0103907 Jy ! Clean residual min=-0.005336 max=0.005175 Jy/beam ! Clean residual mean=-0.000011 rms=0.001355 Jy/beam ! Combined flux in latest and established models = 0.72795 Jy ! Adding 100 model components to the UV plane model. ! The established model now contains 301 components and 0.72795 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.9132 mas, bmaj=2.044 mas, bpa=-1.62 degrees ! Estimated noise=0.149425 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00118129 Jy ! Component: 100 - total flux cleaned = 0.00285469 Jy ! Component: 150 - total flux cleaned = 0.00377253 Jy ! Component: 200 - total flux cleaned = 0.0046039 Jy ! Total flux subtracted in 200 components = 0.0046039 Jy ! Clean residual min=-0.003240 max=0.003106 Jy/beam ! Clean residual mean=-0.000005 rms=0.000765 Jy/beam ! Combined flux in latest and established models = 0.732554 Jy selfcal ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 324 components and 0.732554 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. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.064944Jy sigma=1.163181 ! Fit after self-cal, rms=0.064666Jy sigma=1.158660 wmodel J1858+0313_X_a_map.mod ! Writing 324 model components to file: J1858+0313_X_a_map.mod wobs J1858+0313_X_a_uvs.fits ! Writing UV FITS file: J1858+0313_X_a_uvs.fits wwins J1858+0313_X_a_map.win ! wwins: Wrote 8 windows to J1858+0313_X_a_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 = 0.000979607 Jy ! Component: 100 - total flux cleaned = 0.00139927 Jy ! Component: 150 - total flux cleaned = 0.00179881 Jy ! Component: 200 - total flux cleaned = 0.00223146 Jy ! Component: 250 - total flux cleaned = 0.00260298 Jy ! Component: 300 - total flux cleaned = 0.00301008 Jy ! Component: 350 - total flux cleaned = 0.00345099 Jy ! Component: 400 - total flux cleaned = 0.00392425 Jy ! Component: 450 - total flux cleaned = 0.00430312 Jy ! Component: 500 - total flux cleaned = 0.00471507 Jy ! Component: 550 - total flux cleaned = 0.00511833 Jy ! Component: 600 - total flux cleaned = 0.00543466 Jy ! Component: 650 - total flux cleaned = 0.00578411 Jy ! Component: 700 - total flux cleaned = 0.00620173 Jy ! Component: 750 - total flux cleaned = 0.00646205 Jy ! Component: 800 - total flux cleaned = 0.0067911 Jy ! Component: 850 - total flux cleaned = 0.00715021 Jy ! Component: 900 - total flux cleaned = 0.00743213 Jy ! Component: 950 - total flux cleaned = 0.00774389 Jy ! Component: 1000 - total flux cleaned = 0.00801659 Jy ! Component: 1050 - total flux cleaned = 0.00831841 Jy ! Component: 1100 - total flux cleaned = 0.00861479 Jy ! Component: 1150 - total flux cleaned = 0.00884159 Jy ! Component: 1200 - total flux cleaned = 0.00916079 Jy ! Component: 1250 - total flux cleaned = 0.00934955 Jy ! Component: 1300 - total flux cleaned = 0.00966035 Jy ! Component: 1350 - total flux cleaned = 0.00999723 Jy ! Component: 1400 - total flux cleaned = 0.0102982 Jy ! Component: 1450 - total flux cleaned = 0.0104477 Jy ! Component: 1500 - total flux cleaned = 0.0108 Jy ! Component: 1550 - total flux cleaned = 0.0108866 Jy ! Component: 1600 - total flux cleaned = 0.0111725 Jy ! Component: 1650 - total flux cleaned = 0.0113134 Jy ! Component: 1700 - total flux cleaned = 0.0115082 Jy ! Component: 1750 - total flux cleaned = 0.0117555 Jy ! Component: 1800 - total flux cleaned = 0.0118918 Jy ! Component: 1850 - total flux cleaned = 0.0121336 Jy ! Component: 1900 - total flux cleaned = 0.0123724 Jy ! Component: 1950 - total flux cleaned = 0.0125558 Jy ! Component: 2000 - total flux cleaned = 0.0128151 Jy ! Component: 2050 - total flux cleaned = 0.012969 Jy ! Component: 2100 - total flux cleaned = 0.0132989 Jy ! Component: 2150 - total flux cleaned = 0.0134744 Jy ! Component: 2200 - total flux cleaned = 0.013648 Jy ! Component: 2250 - total flux cleaned = 0.0138445 Jy ! Component: 2300 - total flux cleaned = 0.0140876 Jy ! Component: 2350 - total flux cleaned = 0.0142319 Jy ! Component: 2400 - total flux cleaned = 0.0144464 Jy ! Component: 2450 - total flux cleaned = 0.0145877 Jy ! Component: 2500 - total flux cleaned = 0.0147979 Jy ! Component: 2550 - total flux cleaned = 0.0149365 Jy ! Component: 2600 - total flux cleaned = 0.0150737 Jy ! Component: 2650 - total flux cleaned = 0.015187 Jy ! Component: 2700 - total flux cleaned = 0.0153666 Jy ! Component: 2750 - total flux cleaned = 0.0155889 Jy ! Component: 2800 - total flux cleaned = 0.0156553 Jy ! Component: 2850 - total flux cleaned = 0.0158082 Jy ! Component: 2900 - total flux cleaned = 0.0160243 Jy ! Component: 2950 - total flux cleaned = 0.0161101 Jy ! Component: 3000 - total flux cleaned = 0.0161948 Jy ! Component: 3050 - total flux cleaned = 0.0163418 Jy ! Component: 3100 - total flux cleaned = 0.0164875 Jy ! Component: 3150 - total flux cleaned = 0.0166113 Jy ! Component: 3200 - total flux cleaned = 0.0167547 Jy ! Component: 3250 - total flux cleaned = 0.0168557 Jy ! Component: 3300 - total flux cleaned = 0.0169359 Jy ! Component: 3350 - total flux cleaned = 0.0171352 Jy ! Component: 3400 - total flux cleaned = 0.017293 Jy ! Component: 3450 - total flux cleaned = 0.0173516 Jy ! Component: 3500 - total flux cleaned = 0.0175264 Jy ! Component: 3550 - total flux cleaned = 0.0176609 Jy ! Component: 3600 - total flux cleaned = 0.0177943 Jy ! Component: 3650 - total flux cleaned = 0.0178704 Jy ! Component: 3700 - total flux cleaned = 0.0180392 Jy ! Component: 3750 - total flux cleaned = 0.0181324 Jy ! Component: 3800 - total flux cleaned = 0.0183171 Jy ! Component: 3850 - total flux cleaned = 0.0183537 Jy ! Component: 3900 - total flux cleaned = 0.0185355 Jy ! Component: 3950 - total flux cleaned = 0.0185715 Jy ! Component: 4000 - total flux cleaned = 0.018679 Jy ! Component: 4050 - total flux cleaned = 0.01875 Jy ! Total flux subtracted in 4096 components = 0.0188913 Jy ! Clean residual min=-0.001017 max=0.001020 Jy/beam ! Clean residual mean=-0.000002 rms=0.000338 Jy/beam ! Combined flux in latest and established models = 0.751445 Jy keep ! Adding 403 model components to the UV plane model. ! The established model now contains 726 components and 0.751445 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J1858+0313_X_a_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9132 x 2.044 at -1.62 degrees (North through East) ! Clean map min=-0.0031935 max=0.15863 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J1858+0313_X_a_map.fits wmodel /vlbi/uf001/uva//J1858+0313_X_a_map.mod ! Writing 726 model components to file: /vlbi/uf001/uva//J1858+0313_X_a_map.mod wobs /vlbi/uf001/uva//J1858+0313_X_a_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J1858+0313_X_a_uvs.fits wwins /vlbi/uf001/uva//J1858+0313_X_a_map.win ! wwins: Wrote 9 windows to /vlbi/uf001/uva//J1858+0313_X_a_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.158634 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000337467 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.638199 0.638199 1.2764 2.5528 5.10559 10.2112 20.4224 40.8447 81.6894 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.001 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.158 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 470.072 quit ! Quitting program ! Log file /vlbi/uf001/uva//J1858+0313_X_a_dfm.log closed on Mon Jan 14 04:53:24 2019