! Started logfile: /vlbi/uf001/uva//J1821+3945_X_dfm.log on Mon Jan 14 04:35:13 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//J1821+3945_X_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J1821+3945_X_uva.fits ! AN table 1: 57 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.804678 visibilities/baseline/integration-bin. ! Found source: J1821+3945 ! ! 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 24768 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 J1821+3945_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. ! A total of 81 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 81 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 81 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 81 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 81 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 81 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 81 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 81 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 81 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 81 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 81 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 81 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.003755Jy sigma=22.910871 ! Fit after self-cal, rms=0.954331Jy sigma=21.577913 ! 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=0.8985 mas, bmaj=1.272 mas, bpa=3.339 degrees ! Estimated noise=0.427284 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 = 0.0340966 Jy ! Component: 100 - total flux cleaned = 0.0493386 Jy ! Total flux subtracted in 100 components = 0.0493386 Jy ! Clean residual min=-0.006344 max=0.009531 Jy/beam ! Clean residual mean=-0.000010 rms=0.001736 Jy/beam ! Combined flux in latest and established models = 0.0493386 Jy ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 28 components and 0.0493386 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=0.081670Jy sigma=1.722961 ! Fit after self-cal, rms=0.080597Jy sigma=1.699584 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0119469 Jy ! Component: 100 - total flux cleaned = 0.0202622 Jy ! Total flux subtracted in 100 components = 0.0202622 Jy ! Clean residual min=-0.005754 max=0.008455 Jy/beam ! Clean residual mean=-0.000011 rms=0.001513 Jy/beam ! Combined flux in latest and established models = 0.0696009 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 38 components and 0.0696008 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=0.077817Jy sigma=1.600276 ! Fit after self-cal, rms=0.077763Jy sigma=1.598801 ! 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=1.109 mas, bmaj=1.631 mas, bpa=6.684 degrees ! Estimated noise=0.21181 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 = 0.0132079 Jy ! Component: 100 - total flux cleaned = 0.0214743 Jy ! Component: 150 - total flux cleaned = 0.0268324 Jy ! Component: 200 - total flux cleaned = 0.0303228 Jy ! Total flux subtracted in 200 components = 0.0303228 Jy ! Clean residual min=-0.008178 max=0.012139 Jy/beam ! Clean residual mean=-0.000051 rms=0.002205 Jy/beam ! Combined flux in latest and established models = 0.0999236 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 46 components and 0.0999236 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=0.075890Jy sigma=1.524260 ! Fit after self-cal, rms=0.075634Jy sigma=1.520217 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.109 x 1.631 at 6.684 degrees (North through East) ! Clean map min=-0.007405 max=0.043431 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.43 FD 1.45 HN 1.40 KP 0.99 ! LA 0.62 MK 1.67 NL 1.33 OV 1.31 ! PT 0.75 SC 1.22 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.53 FD 1.42 HN 1.59 KP 1.07 ! LA 0.62 MK 1.62 NL 1.35 OV 1.32 ! PT 0.75 SC 1.36 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.64 FD 1.34 HN 1.30 KP 1.01 ! LA 0.62 MK 1.67 NL 1.36 OV 1.32 ! PT 0.80 SC 1.44 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.54 FD 1.41 HN 1.24 KP 0.98 ! LA 0.64 MK 1.58 NL 1.33 OV 1.33 ! PT 0.76 SC 1.28 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.51 FD 1.51 HN 1.46 KP 1.05 ! LA 0.60 MK 1.45 NL 1.41 OV 1.32 ! PT 0.79 SC 1.23 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.61 FD 1.55 HN 1.22 KP 1.05 ! LA 0.60 MK 1.56 NL 1.30 OV 1.32 ! PT 0.77 SC 1.40 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.38 FD 1.51 HN 1.15 KP 1.02 ! LA 0.63 MK 1.31 NL 1.36 OV 1.30 ! PT 0.77 SC 1.27 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.35 FD 1.51 HN 1.21 KP 1.01 ! LA 0.64 MK 1.38 NL 1.28 OV 1.42 ! PT 0.76 SC 1.15 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.46 FD 1.53 HN 1.13 KP 1.02 ! LA 0.61 MK 1.37 NL 1.34 OV 1.46 ! PT 0.77 SC 1.07 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.38 FD 1.43 HN 1.18 KP 1.02 ! LA 0.65 MK 1.28 NL 1.31 OV 1.38 ! PT 0.77 SC 1.17 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.41 FD 1.60 HN 1.02 KP 1.02 ! LA 0.64 MK 1.25 NL 1.30 OV 1.41 ! PT 0.77 SC 1.04 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.34 FD 1.48 HN 1.08 KP 1.04 ! LA 0.65 MK 1.11 NL 1.29 OV 1.52 ! PT 0.76 SC 1.06 ! ! ! Fit before self-cal, rms=0.075634Jy sigma=1.520217 ! Fit after self-cal, rms=0.105285Jy sigma=1.379867 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.19 mas, bmaj=1.787 mas, bpa=5.824 degrees ! Estimated noise=0.246209 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 (1.2, -5.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00797594 Jy ! Component: 100 - total flux cleaned = 0.00976375 Jy ! Component: 150 - total flux cleaned = 0.0111047 Jy ! Component: 200 - total flux cleaned = 0.0121508 Jy ! Total flux subtracted in 200 components = 0.0121508 Jy ! Clean residual min=-0.004677 max=0.006188 Jy/beam ! Clean residual mean=0.000015 rms=0.001203 Jy/beam ! Combined flux in latest and established models = 0.112074 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 68 components and 0.112074 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=0.104597Jy sigma=1.359782 ! Fit after self-cal, rms=0.106180Jy sigma=1.345717 ! Inverting map ! Added new window around map position (-14.8, -25). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00600801 Jy ! Component: 100 - total flux cleaned = 0.00903855 Jy ! Component: 150 - total flux cleaned = 0.0103445 Jy ! Component: 200 - total flux cleaned = 0.0110249 Jy ! Total flux subtracted in 200 components = 0.0110249 Jy ! Clean residual min=-0.004376 max=0.004177 Jy/beam ! Clean residual mean=0.000018 rms=0.001021 Jy/beam ! Combined flux in latest and established models = 0.123099 Jy ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 89 components and 0.123099 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=0.105820Jy sigma=1.333858 ! Fit after self-cal, rms=0.105722Jy sigma=1.330767 ! 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=0.105722Jy sigma=1.330767 ! Fit after self-cal, rms=0.100383Jy sigma=1.307556 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.113 mas, bmaj=1.813 mas, bpa=10.47 degrees ! Estimated noise=0.229241 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00292408 Jy ! Component: 100 - total flux cleaned = 0.00486581 Jy ! Component: 150 - total flux cleaned = 0.00606472 Jy ! Component: 200 - total flux cleaned = 0.00656859 Jy ! Total flux subtracted in 200 components = 0.00656859 Jy ! Clean residual min=-0.002210 max=0.003167 Jy/beam ! Clean residual mean=0.000003 rms=0.000626 Jy/beam ! Combined flux in latest and established models = 0.129668 Jy selfcal ! Performing phase self-cal ! Adding 33 model components to the UV plane model. ! The established model now contains 111 components and 0.129668 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=0.100268Jy sigma=1.304014 ! Fit after self-cal, rms=0.100278Jy sigma=1.301931 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 (8.8, -46.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00274637 Jy ! Component: 100 - total flux cleaned = 0.00419277 Jy ! Component: 150 - total flux cleaned = 0.00475915 Jy ! Component: 200 - total flux cleaned = 0.0049604 Jy ! Total flux subtracted in 200 components = 0.0049604 Jy ! Clean residual min=-0.002287 max=0.002685 Jy/beam ! Clean residual mean=0.000002 rms=0.000583 Jy/beam ! Combined flux in latest and established models = 0.134628 Jy ! Performing phase self-cal ! Adding 36 model components to the UV plane model. ! The established model now contains 134 components and 0.134628 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=0.100159Jy sigma=1.299111 ! Fit after self-cal, rms=0.100155Jy sigma=1.298340 ! Inverting map ! Added new window around map position (-14.6, -20.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00249034 Jy ! Component: 100 - total flux cleaned = 0.00310904 Jy ! Component: 150 - total flux cleaned = 0.0032151 Jy ! Component: 200 - total flux cleaned = 0.00326261 Jy ! Total flux subtracted in 200 components = 0.00326261 Jy ! Clean residual min=-0.002454 max=0.002475 Jy/beam ! Clean residual mean=-0.000003 rms=0.000559 Jy/beam ! Combined flux in latest and established models = 0.137891 Jy ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 145 components and 0.137891 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=0.100049Jy sigma=1.296196 ! Fit after self-cal, rms=0.100068Jy sigma=1.295602 ! Inverting map ! Added new window around map position (1.4, 25.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00223837 Jy ! Component: 100 - total flux cleaned = 0.00287752 Jy ! Component: 150 - total flux cleaned = 0.00314369 Jy ! Component: 200 - total flux cleaned = 0.00328445 Jy ! Total flux subtracted in 200 components = 0.00328445 Jy ! Clean residual min=-0.002325 max=0.002123 Jy/beam ! Clean residual mean=-0.000002 rms=0.000527 Jy/beam ! Combined flux in latest and established models = 0.141175 Jy ! Performing phase self-cal ! Adding 32 model components to the UV plane model. ! The established model now contains 164 components and 0.141175 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=0.099978Jy sigma=1.293081 ! Fit after self-cal, rms=0.100031Jy sigma=1.292514 ! 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=0.100031Jy sigma=1.292514 ! Fit after self-cal, rms=0.100842Jy sigma=1.291151 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.105 mas, bmaj=1.809 mas, bpa=10.32 degrees ! Estimated noise=0.226542 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000805852 Jy ! Component: 100 - total flux cleaned = 0.00130935 Jy ! Component: 150 - total flux cleaned = 0.00185176 Jy ! Component: 200 - total flux cleaned = 0.00216848 Jy ! Total flux subtracted in 200 components = 0.00216848 Jy ! Clean residual min=-0.002216 max=0.002043 Jy/beam ! Clean residual mean=-0.000001 rms=0.000483 Jy/beam ! Combined flux in latest and established models = 0.143344 Jy selfcal ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 169 components and 0.143344 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=0.100784Jy sigma=1.289426 ! Fit after self-cal, rms=0.100862Jy sigma=1.289018 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 = 0.000491047 Jy ! Component: 100 - total flux cleaned = 0.000766688 Jy ! Component: 150 - total flux cleaned = 0.00102008 Jy ! Component: 200 - total flux cleaned = 0.00121867 Jy ! Total flux subtracted in 200 components = 0.00121867 Jy ! Clean residual min=-0.002100 max=0.002070 Jy/beam ! Clean residual mean=-0.000001 rms=0.000475 Jy/beam ! Combined flux in latest and established models = 0.144563 Jy ! Performing phase self-cal ! Adding 34 model components to the UV plane model. ! The established model now contains 172 components and 0.144563 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=0.100823Jy sigma=1.287849 ! Fit after self-cal, rms=0.100860Jy sigma=1.287688 ! 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=0.100860Jy sigma=1.287688 ! Fit after self-cal, rms=0.100746Jy sigma=1.287468 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.298 mas, bmaj=2.925 mas, bpa=2.198 degrees ! Estimated noise=0.247169 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000796319 Jy ! Component: 100 - total flux cleaned = 0.00105528 Jy ! Component: 150 - total flux cleaned = 0.00128525 Jy ! Component: 200 - total flux cleaned = 0.00142559 Jy ! Total flux subtracted in 200 components = 0.00142559 Jy ! Clean residual min=-0.002154 max=0.002073 Jy/beam ! Clean residual mean=-0.000001 rms=0.000606 Jy/beam ! Combined flux in latest and established models = 0.145988 Jy selfcal ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 191 components and 0.145988 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=0.100729Jy sigma=1.286814 ! Fit after self-cal, rms=0.100742Jy sigma=1.286677 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 = 0.00018146 Jy ! Component: 100 - total flux cleaned = 0.000280466 Jy ! Component: 150 - total flux cleaned = 0.000282134 Jy ! Component: 200 - total flux cleaned = 0.000369376 Jy ! Total flux subtracted in 200 components = 0.000369376 Jy ! Clean residual min=-0.002077 max=0.002008 Jy/beam ! Clean residual mean=-0.000000 rms=0.000587 Jy/beam ! Combined flux in latest and established models = 0.146358 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 196 components and 0.146358 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=0.100732Jy sigma=1.286335 ! Fit after self-cal, rms=0.100738Jy sigma=1.286273 ! 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=1.106 mas, bmaj=1.807 mas, bpa=10.08 degrees ! Estimated noise=0.225574 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.106 x 1.807 at 10.08 degrees (North through East) ! Clean map min=-0.003059 max=0.044867 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=0.892 mas, bmaj=1.431 mas, bpa=9.337 degrees ! Estimated noise=0.467863 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0368111 Jy ! Component: 100 - total flux cleaned = 0.0556461 Jy ! Component: 150 - total flux cleaned = 0.0689651 Jy ! Component: 200 - total flux cleaned = 0.0791759 Jy ! Total flux subtracted in 200 components = 0.0791759 Jy ! Clean residual min=-0.005287 max=0.006611 Jy/beam ! Clean residual mean=-0.000002 rms=0.001282 Jy/beam ! Combined flux in latest and established models = 0.079176 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 31 model components to the UV plane model. ! The established model now contains 31 components and 0.079176 Jy ! Inverting map and beam ! Estimated beam: bmin=1.106 mas, bmaj=1.807 mas, bpa=10.08 degrees ! Estimated noise=0.225574 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 = 0.0124298 Jy ! Component: 100 - total flux cleaned = 0.0214933 Jy ! Component: 150 - total flux cleaned = 0.0286461 Jy ! Component: 200 - total flux cleaned = 0.0344865 Jy ! Total flux subtracted in 200 components = 0.0344865 Jy ! Clean residual min=-0.003781 max=0.004230 Jy/beam ! Clean residual mean=-0.000007 rms=0.000949 Jy/beam ! Combined flux in latest and established models = 0.113662 Jy ! Adding 44 model components to the UV plane model. ! The established model now contains 62 components and 0.113662 Jy ! Inverting map ! Added new window around map position (1.2, -1.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00492408 Jy ! Component: 100 - total flux cleaned = 0.00861796 Jy ! Component: 150 - total flux cleaned = 0.0120061 Jy ! Component: 200 - total flux cleaned = 0.014971 Jy ! Total flux subtracted in 200 components = 0.014971 Jy ! Clean residual min=-0.002813 max=0.003004 Jy/beam ! Clean residual mean=-0.000004 rms=0.000688 Jy/beam ! Combined flux in latest and established models = 0.128633 Jy ! Adding 38 model components to the UV plane model. ! The established model now contains 82 components and 0.128633 Jy ! Inverting map ! Added new window around map position (-6.2, 10.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00296288 Jy ! Component: 100 - total flux cleaned = 0.00478809 Jy ! Component: 150 - total flux cleaned = 0.00643385 Jy ! Component: 200 - total flux cleaned = 0.00784145 Jy ! Total flux subtracted in 200 components = 0.00784145 Jy ! Clean residual min=-0.002365 max=0.002294 Jy/beam ! Clean residual mean=-0.000005 rms=0.000579 Jy/beam ! Combined flux in latest and established models = 0.136475 Jy ! Adding 47 model components to the UV plane model. ! The established model now contains 108 components and 0.136475 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=2.298 mas, bmaj=2.925 mas, bpa=2.198 degrees ! Estimated noise=0.247169 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00312757 Jy ! Component: 100 - total flux cleaned = 0.00482201 Jy ! Component: 150 - total flux cleaned = 0.00594981 Jy ! Component: 200 - total flux cleaned = 0.00648993 Jy ! Total flux subtracted in 200 components = 0.00648993 Jy ! Clean residual min=-0.002617 max=0.002084 Jy/beam ! Clean residual mean=-0.000007 rms=0.000656 Jy/beam ! Combined flux in latest and established models = 0.142965 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 = 0.000430424 Jy ! Component: 100 - total flux cleaned = 0.000774041 Jy ! Component: 150 - total flux cleaned = 0.000883013 Jy ! Component: 200 - total flux cleaned = 0.00108811 Jy ! Total flux subtracted in 200 components = 0.00108811 Jy ! Clean residual min=-0.002446 max=0.001916 Jy/beam ! Clean residual mean=-0.000005 rms=0.000607 Jy/beam ! Combined flux in latest and established models = 0.144053 Jy ! Adding 61 model components to the UV plane model. ! The established model now contains 151 components and 0.144053 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=1.106 mas, bmaj=1.807 mas, bpa=10.08 degrees ! Estimated noise=0.225574 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 1.39437e-05 Jy ! Component: 100 - total flux cleaned = 1.14751e-05 Jy ! Component: 150 - total flux cleaned = 6.37164e-05 Jy ! Component: 200 - total flux cleaned = 0.000114323 Jy ! Total flux subtracted in 200 components = 0.000114323 Jy ! Clean residual min=-0.001934 max=0.001793 Jy/beam ! Clean residual mean=-0.000003 rms=0.000458 Jy/beam ! Combined flux in latest and established models = 0.144167 Jy selfcal ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 170 components and 0.144167 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=0.100760Jy sigma=1.286933 ! Fit after self-cal, rms=0.100732Jy sigma=1.285574 wmodel J1821+3945_X_map.mod ! Writing 170 model components to file: J1821+3945_X_map.mod wobs J1821+3945_X_uvs.fits ! Writing UV FITS file: J1821+3945_X_uvs.fits wwins J1821+3945_X_map.win ! wwins: Wrote 8 windows to J1821+3945_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 = -0.000491707 Jy ! Component: 100 - total flux cleaned = -0.000780055 Jy ! Component: 150 - total flux cleaned = -0.0010863 Jy ! Component: 200 - total flux cleaned = -0.00132246 Jy ! Component: 250 - total flux cleaned = -0.00140866 Jy ! Component: 300 - total flux cleaned = -0.00143641 Jy ! Component: 350 - total flux cleaned = -0.00149085 Jy ! Component: 400 - total flux cleaned = -0.00154448 Jy ! Component: 450 - total flux cleaned = -0.00157044 Jy ! Component: 500 - total flux cleaned = -0.00151947 Jy ! Component: 550 - total flux cleaned = -0.00149453 Jy ! Component: 600 - total flux cleaned = -0.00144572 Jy ! Component: 650 - total flux cleaned = -0.00144548 Jy ! Component: 700 - total flux cleaned = -0.00139824 Jy ! Component: 750 - total flux cleaned = -0.00139849 Jy ! Component: 800 - total flux cleaned = -0.00137541 Jy ! Component: 850 - total flux cleaned = -0.00139782 Jy ! Component: 900 - total flux cleaned = -0.00135294 Jy ! Component: 950 - total flux cleaned = -0.00137455 Jy ! Component: 1000 - total flux cleaned = -0.00135274 Jy ! Component: 1050 - total flux cleaned = -0.00133108 Jy ! Component: 1100 - total flux cleaned = -0.00128898 Jy ! Component: 1150 - total flux cleaned = -0.00133062 Jy ! Component: 1200 - total flux cleaned = -0.00131034 Jy ! Component: 1250 - total flux cleaned = -0.00133069 Jy ! Component: 1300 - total flux cleaned = -0.00135089 Jy ! Component: 1350 - total flux cleaned = -0.00131096 Jy ! Component: 1400 - total flux cleaned = -0.00138917 Jy ! Component: 1450 - total flux cleaned = -0.00138891 Jy ! Component: 1500 - total flux cleaned = -0.00133148 Jy ! Component: 1550 - total flux cleaned = -0.00129393 Jy ! Component: 1600 - total flux cleaned = -0.00135027 Jy ! Component: 1650 - total flux cleaned = -0.00133179 Jy ! Component: 1700 - total flux cleaned = -0.00133186 Jy ! Component: 1750 - total flux cleaned = -0.00131428 Jy ! Component: 1800 - total flux cleaned = -0.00135031 Jy ! Component: 1850 - total flux cleaned = -0.00138566 Jy ! Component: 1900 - total flux cleaned = -0.00136794 Jy ! Component: 1950 - total flux cleaned = -0.00138506 Jy ! Component: 2000 - total flux cleaned = -0.00138485 Jy ! Component: 2050 - total flux cleaned = -0.00136789 Jy ! Component: 2100 - total flux cleaned = -0.00141868 Jy ! Component: 2150 - total flux cleaned = -0.00141877 Jy ! Component: 2200 - total flux cleaned = -0.00150183 Jy ! Component: 2250 - total flux cleaned = -0.00145233 Jy ! Component: 2300 - total flux cleaned = -0.00148486 Jy ! Component: 2350 - total flux cleaned = -0.0015172 Jy ! Component: 2400 - total flux cleaned = -0.00146956 Jy ! Component: 2450 - total flux cleaned = -0.00148549 Jy ! Component: 2500 - total flux cleaned = -0.00148566 Jy ! Component: 2550 - total flux cleaned = -0.0015791 Jy ! Component: 2600 - total flux cleaned = -0.00160982 Jy ! Component: 2650 - total flux cleaned = -0.00154873 Jy ! Component: 2700 - total flux cleaned = -0.00166996 Jy ! Component: 2750 - total flux cleaned = -0.00168498 Jy ! Component: 2800 - total flux cleaned = -0.00167006 Jy ! Component: 2850 - total flux cleaned = -0.00166999 Jy ! Component: 2900 - total flux cleaned = -0.00180227 Jy ! Component: 2950 - total flux cleaned = -0.00180213 Jy ! Component: 3000 - total flux cleaned = -0.00183101 Jy ! Component: 3050 - total flux cleaned = -0.00187423 Jy ! Component: 3100 - total flux cleaned = -0.00191707 Jy ! Component: 3150 - total flux cleaned = -0.00191709 Jy ! Component: 3200 - total flux cleaned = -0.00202957 Jy ! Component: 3250 - total flux cleaned = -0.0020575 Jy ! Component: 3300 - total flux cleaned = -0.00211286 Jy ! Component: 3350 - total flux cleaned = -0.00212649 Jy ! Component: 3400 - total flux cleaned = -0.00215369 Jy ! Component: 3450 - total flux cleaned = -0.00215374 Jy ! Component: 3500 - total flux cleaned = -0.00218059 Jy ! Component: 3550 - total flux cleaned = -0.00220727 Jy ! Component: 3600 - total flux cleaned = -0.00223381 Jy ! Component: 3650 - total flux cleaned = -0.00220744 Jy ! Component: 3700 - total flux cleaned = -0.00227319 Jy ! Component: 3750 - total flux cleaned = -0.00223375 Jy ! Component: 3800 - total flux cleaned = -0.00220773 Jy ! Component: 3850 - total flux cleaned = -0.00225927 Jy ! Component: 3900 - total flux cleaned = -0.00215663 Jy ! Component: 3950 - total flux cleaned = -0.00215669 Jy ! Component: 4000 - total flux cleaned = -0.00219471 Jy ! Component: 4050 - total flux cleaned = -0.00219465 Jy ! Total flux subtracted in 4096 components = -0.00213224 Jy ! Clean residual min=-0.000958 max=0.000754 Jy/beam ! Clean residual mean=-0.000001 rms=0.000217 Jy/beam ! Combined flux in latest and established models = 0.142035 Jy keep ! Adding 289 model components to the UV plane model. ! The established model now contains 458 components and 0.142035 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J1821+3945_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.106 x 1.807 at 10.08 degrees (North through East) ! Clean map min=-0.0020101 max=0.044807 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J1821+3945_X_map.fits wmodel /vlbi/uf001/uva//J1821+3945_X_map.mod ! Writing 458 model components to file: /vlbi/uf001/uva//J1821+3945_X_map.mod wobs /vlbi/uf001/uva//J1821+3945_X_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J1821+3945_X_uvs.fits wwins /vlbi/uf001/uva//J1821+3945_X_map.win ! wwins: Wrote 9 windows to /vlbi/uf001/uva//J1821+3945_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.044807 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000216132 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -1.44709 1.44709 2.89418 5.78836 11.5767 23.1534 46.3069 92.6137 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0006 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.044 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 207.312 quit ! Quitting program ! Log file /vlbi/uf001/uva//J1821+3945_X_dfm.log closed on Mon Jan 14 04:35:19 2019