! Started logfile: /vlbi/uf001/uva//J0839+1802_X_dfm.log on Mon Jan 14 00:02:48 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//J0839+1802_X_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J0839+1802_X_uva.fits ! AN table 1: 72 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.993519 visibilities/baseline/integration-bin. ! Found source: J0839+1802 ! ! 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 38628 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 J0839+1802_X] float lim_self lim_self = 120.0 float lim_val lim_va = 1.2 integer clean_niter clean_niter = 100 float clean_gain clean_gain = 0.03 float dynam dynam = 6.0 float soltime1 soltime1 = 120 float soltime2 soltime2 = 20 float thresh thresh = 0.5 float win_mult win_mult = 1.8 float time_av time_av = 16 float old_peak float new_peak float flux_cutoff print "===============================================================" ! =============================================================== ! print "=== Difmap script: pima_mupet_01.dvm version of 2016.05.19 === " ! === Difmap script: pima_mupet_01.dvm version of 2016.05.19 === ! mapsize field_size, field_cell ! Map grid = 1024x1024 pixels with 0.200x0.200 milli-arcsec cellsize. startmod ! Applying default point source starting model. ! Performing phase self-cal ! Adding 1 model components to the UV plane model. ! The established model now contains 1 components and 1 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=1.004598Jy sigma=23.026620 ! Fit after self-cal, rms=0.934849Jy sigma=21.379540 ! 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=0.6935 mas, bmaj=1.632 mas, bpa=-4.33 degrees ! Estimated noise=0.318404 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 = 0.049301 Jy ! Component: 100 - total flux cleaned = 0.0617108 Jy ! Total flux subtracted in 100 components = 0.0617108 Jy ! Clean residual min=-0.004112 max=0.013541 Jy/beam ! Clean residual mean=-0.000001 rms=0.001066 Jy/beam ! Combined flux in latest and established models = 0.0617108 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 8 components and 0.0617108 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=0.064284Jy sigma=1.423849 ! Fit after self-cal, rms=0.063593Jy sigma=1.409326 ! Inverting map ! Added new window around map position (-1, 1.4). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0117103 Jy ! Component: 100 - total flux cleaned = 0.0177184 Jy ! Total flux subtracted in 100 components = 0.0177184 Jy ! Clean residual min=-0.003722 max=0.007670 Jy/beam ! Clean residual mean=-0.000001 rms=0.000853 Jy/beam ! Combined flux in latest and established models = 0.0794292 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 18 components and 0.0794291 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=0.060494Jy sigma=1.332554 ! Fit after self-cal, rms=0.060300Jy sigma=1.328344 ! Inverting map ! Added new window around map position (-2.6, 3.2). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00761963 Jy ! Component: 100 - total flux cleaned = 0.0125763 Jy ! Total flux subtracted in 100 components = 0.0125763 Jy ! Clean residual min=-0.003124 max=0.004805 Jy/beam ! Clean residual mean=-0.000001 rms=0.000709 Jy/beam ! Combined flux in latest and established models = 0.0920054 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 29 components and 0.0920054 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=0.058621Jy sigma=1.285614 ! Fit after self-cal, rms=0.058503Jy sigma=1.282927 ! 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=0.8756 mas, bmaj=1.936 mas, bpa=-3.845 degrees ! Estimated noise=0.15895 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 = 0.00856685 Jy ! Component: 100 - total flux cleaned = 0.0143528 Jy ! Component: 150 - total flux cleaned = 0.0188156 Jy ! Component: 200 - total flux cleaned = 0.0223731 Jy ! Total flux subtracted in 200 components = 0.0223731 Jy ! Clean residual min=-0.002536 max=0.004361 Jy/beam ! Clean residual mean=-0.000002 rms=0.000789 Jy/beam ! Combined flux in latest and established models = 0.114379 Jy ! Performing phase self-cal ! Adding 65 model components to the UV plane model. ! The established model now contains 87 components and 0.114378 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=0.056931Jy sigma=1.243764 ! Fit after self-cal, rms=0.056834Jy sigma=1.241141 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8756 x 1.936 at -3.845 degrees (North through East) ! Clean map min=-0.002276 max=0.063877 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.16 FD 1.05 HN 0.96 KP 0.96 ! LA 0.91 MK 1.01 NL 1.13 OV 0.94 ! PT 0.86 SC 1.00 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.14 FD 1.08 HN 0.96 KP 0.92 ! LA 0.90 MK 1.07 NL 1.15 OV 1.00 ! PT 0.83 SC 0.95 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.15 FD 1.06 HN 0.96 KP 0.96 ! LA 0.90 MK 1.04 NL 1.13 OV 0.95 ! PT 0.83 SC 0.98 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.17 FD 1.03 HN 0.96 KP 0.95 ! LA 0.90 MK 1.07 NL 1.17 OV 1.01 ! PT 0.82 SC 0.98 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.11 FD 1.05 HN 0.95 KP 0.94 ! LA 0.87 MK 1.06 NL 1.13 OV 1.04 ! PT 0.86 SC 1.01 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.13 FD 1.04 HN 0.96 KP 0.92 ! LA 0.88 MK 1.05 NL 1.13 OV 0.98 ! PT 0.86 SC 0.99 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.12 FD 1.08 HN 0.96 KP 0.96 ! LA 0.87 MK 1.05 NL 1.11 OV 0.99 ! PT 0.86 SC 0.99 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 1.01 HN 0.94 KP 0.97 ! LA 0.93 MK 1.05 NL 1.17 OV 0.95 ! PT 0.86 SC 1.00 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.18 FD 1.03 HN 0.92 KP 0.92 ! LA 0.94 MK 1.01 NL 1.13 OV 0.96 ! PT 0.88 SC 1.03 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.12 FD 0.98 HN 0.97 KP 0.97 ! LA 0.89 MK 1.07 NL 1.17 OV 0.95 ! PT 0.88 SC 1.00 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.17 FD 1.06 HN 1.00 KP 0.97 ! LA 0.88 MK 1.04 NL 1.14 OV 0.95 ! PT 0.85 SC 0.98 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 FD 0.98 HN 0.96 KP 0.95 ! LA 0.91 MK 1.08 NL 1.17 OV 0.99 ! PT 0.85 SC 1.00 ! ! ! Fit before self-cal, rms=0.056834Jy sigma=1.241141 ! Fit after self-cal, rms=0.056033Jy sigma=1.218403 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.8878 mas, bmaj=1.979 mas, bpa=-3.564 degrees ! Estimated noise=0.156072 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 (-3.8, 1.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00339899 Jy ! Component: 100 - total flux cleaned = 0.00531323 Jy ! Component: 150 - total flux cleaned = 0.00639583 Jy ! Component: 200 - total flux cleaned = 0.00698477 Jy ! Total flux subtracted in 200 components = 0.00698477 Jy ! Clean residual min=-0.001223 max=0.001778 Jy/beam ! Clean residual mean=-0.000000 rms=0.000345 Jy/beam ! Combined flux in latest and established models = 0.121363 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 108 components and 0.121363 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=0.055836Jy sigma=1.212101 ! Fit after self-cal, rms=0.055887Jy sigma=1.211045 ! 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=0.055887Jy sigma=1.211045 ! Fit after self-cal, rms=0.056798Jy sigma=1.207385 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8897 mas, bmaj=1.978 mas, bpa=-3.601 degrees ! Estimated noise=0.156376 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00107227 Jy ! Component: 100 - total flux cleaned = 0.00159368 Jy ! Component: 150 - total flux cleaned = 0.00171031 Jy ! Component: 200 - total flux cleaned = 0.001856 Jy ! Total flux subtracted in 200 components = 0.001856 Jy ! Clean residual min=-0.001127 max=0.001605 Jy/beam ! Clean residual mean=-0.000001 rms=0.000289 Jy/beam ! Combined flux in latest and established models = 0.123219 Jy selfcal ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 126 components and 0.123219 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=0.056760Jy sigma=1.206130 ! Fit after self-cal, rms=0.056776Jy sigma=1.205934 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 (-4, 6.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00158225 Jy ! Component: 100 - total flux cleaned = 0.00200987 Jy ! Component: 150 - total flux cleaned = 0.00249446 Jy ! Component: 200 - total flux cleaned = 0.0029062 Jy ! Total flux subtracted in 200 components = 0.0029062 Jy ! Clean residual min=-0.001042 max=0.001138 Jy/beam ! Clean residual mean=-0.000000 rms=0.000258 Jy/beam ! Combined flux in latest and established models = 0.126125 Jy ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 148 components and 0.126125 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=0.056730Jy sigma=1.204580 ! Fit after self-cal, rms=0.056722Jy sigma=1.204464 ! Inverting map ! Added new window around map position (-2, 6.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000830893 Jy ! Component: 100 - total flux cleaned = 0.00102871 Jy ! Component: 150 - total flux cleaned = 0.00113354 Jy ! Component: 200 - total flux cleaned = 0.00132416 Jy ! Total flux subtracted in 200 components = 0.00132416 Jy ! Clean residual min=-0.001008 max=0.001034 Jy/beam ! Clean residual mean=-0.000000 rms=0.000245 Jy/beam ! Combined flux in latest and established models = 0.12745 Jy ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 165 components and 0.12745 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=0.056699Jy sigma=1.203870 ! Fit after self-cal, rms=0.056695Jy sigma=1.203826 ! 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=0.056695Jy sigma=1.203826 ! Fit after self-cal, rms=0.058140Jy sigma=1.204547 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8887 mas, bmaj=1.986 mas, bpa=-3.645 degrees ! Estimated noise=0.156846 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000639892 Jy ! Component: 100 - total flux cleaned = 0.00100203 Jy ! Component: 150 - total flux cleaned = 0.00118186 Jy ! Component: 200 - total flux cleaned = 0.00140673 Jy ! Total flux subtracted in 200 components = 0.00140673 Jy ! Clean residual min=-0.000880 max=0.001017 Jy/beam ! Clean residual mean=-0.000000 rms=0.000236 Jy/beam ! Combined flux in latest and established models = 0.128856 Jy selfcal ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 177 components and 0.128856 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=0.058118Jy sigma=1.204051 ! Fit after self-cal, rms=0.058143Jy sigma=1.203940 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 (-32.4, -19.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00103008 Jy ! Component: 100 - total flux cleaned = 0.00146417 Jy ! Component: 150 - total flux cleaned = 0.00187008 Jy ! Component: 200 - total flux cleaned = 0.00210229 Jy ! Total flux subtracted in 200 components = 0.00210229 Jy ! Clean residual min=-0.000858 max=0.000909 Jy/beam ! Clean residual mean=0.000000 rms=0.000218 Jy/beam ! Combined flux in latest and established models = 0.130959 Jy ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 190 components and 0.130959 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=0.058121Jy sigma=1.203335 ! Fit after self-cal, rms=0.058116Jy sigma=1.203280 ! 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=0.058116Jy sigma=1.203280 ! Fit after self-cal, rms=0.058402Jy sigma=1.203224 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.115 mas, bmaj=3.03 mas, bpa=-5.913 degrees ! Estimated noise=0.193098 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000922188 Jy ! Component: 100 - total flux cleaned = 0.00152357 Jy ! Component: 150 - total flux cleaned = 0.00186022 Jy ! Component: 200 - total flux cleaned = 0.00205338 Jy ! Total flux subtracted in 200 components = 0.00205338 Jy ! Clean residual min=-0.001165 max=0.001231 Jy/beam ! Clean residual mean=-0.000000 rms=0.000302 Jy/beam ! Combined flux in latest and established models = 0.133012 Jy selfcal ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 210 components and 0.133012 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=0.058391Jy sigma=1.202949 ! Fit after self-cal, rms=0.058393Jy sigma=1.202895 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 = 0.000198777 Jy ! Component: 100 - total flux cleaned = 0.000411013 Jy ! Component: 150 - total flux cleaned = 0.000582583 Jy ! Component: 200 - total flux cleaned = 0.000748273 Jy ! Total flux subtracted in 200 components = 0.000748273 Jy ! Clean residual min=-0.001105 max=0.001191 Jy/beam ! Clean residual mean=-0.000000 rms=0.000291 Jy/beam ! Combined flux in latest and established models = 0.13376 Jy ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 222 components and 0.13376 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=0.058388Jy sigma=1.202805 ! Fit after self-cal, rms=0.058386Jy sigma=1.202781 ! 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=0.8878 mas, bmaj=1.988 mas, bpa=-3.681 degrees ! Estimated noise=0.157138 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8878 x 1.988 at -3.681 degrees (North through East) ! Clean map min=-0.00077115 max=0.062841 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=0.699 mas, bmaj=1.663 mas, bpa=-4.063 degrees ! Estimated noise=0.320531 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0500477 Jy ! Component: 100 - total flux cleaned = 0.0670099 Jy ! Component: 150 - total flux cleaned = 0.077223 Jy ! Component: 200 - total flux cleaned = 0.084681 Jy ! Total flux subtracted in 200 components = 0.084681 Jy ! Clean residual min=-0.002606 max=0.004318 Jy/beam ! Clean residual mean=-0.000001 rms=0.000660 Jy/beam ! Combined flux in latest and established models = 0.084681 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 21 model components to the UV plane model. ! The established model now contains 21 components and 0.084681 Jy ! Inverting map and beam ! Estimated beam: bmin=0.8878 mas, bmaj=1.988 mas, bpa=-3.681 degrees ! Estimated noise=0.157138 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 = 0.00970219 Jy ! Component: 100 - total flux cleaned = 0.0161047 Jy ! Component: 150 - total flux cleaned = 0.0208622 Jy ! Component: 200 - total flux cleaned = 0.0246199 Jy ! Total flux subtracted in 200 components = 0.0246199 Jy ! Clean residual min=-0.001545 max=0.002248 Jy/beam ! Clean residual mean=-0.000002 rms=0.000489 Jy/beam ! Combined flux in latest and established models = 0.109301 Jy ! Adding 57 model components to the UV plane model. ! The established model now contains 69 components and 0.109301 Jy ! Inverting map ! Added new window around map position (0.8, -1.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00305674 Jy ! Component: 100 - total flux cleaned = 0.00558485 Jy ! Component: 150 - total flux cleaned = 0.00771845 Jy ! Component: 200 - total flux cleaned = 0.009547 Jy ! Total flux subtracted in 200 components = 0.009547 Jy ! Clean residual min=-0.001175 max=0.001286 Jy/beam ! Clean residual mean=-0.000001 rms=0.000333 Jy/beam ! Combined flux in latest and established models = 0.118848 Jy ! Adding 59 model components to the UV plane model. ! The established model now contains 115 components and 0.118848 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=2.115 mas, bmaj=3.03 mas, bpa=-5.913 degrees ! Estimated noise=0.193098 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00294708 Jy ! Component: 100 - total flux cleaned = 0.00517075 Jy ! Component: 150 - total flux cleaned = 0.00695139 Jy ! Component: 200 - total flux cleaned = 0.00841747 Jy ! Total flux subtracted in 200 components = 0.00841747 Jy ! Clean residual min=-0.001463 max=0.001273 Jy/beam ! Clean residual mean=-0.000001 rms=0.000396 Jy/beam ! Combined flux in latest and established models = 0.127265 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 = 0.00122074 Jy ! Component: 100 - total flux cleaned = 0.00216943 Jy ! Component: 150 - total flux cleaned = 0.00287486 Jy ! Component: 200 - total flux cleaned = 0.00348819 Jy ! Total flux subtracted in 200 components = 0.00348819 Jy ! Clean residual min=-0.001288 max=0.001211 Jy/beam ! Clean residual mean=-0.000001 rms=0.000321 Jy/beam ! Combined flux in latest and established models = 0.130754 Jy ! Adding 139 model components to the UV plane model. ! The established model now contains 235 components and 0.130754 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.8878 mas, bmaj=1.988 mas, bpa=-3.681 degrees ! Estimated noise=0.157138 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000736783 Jy ! Component: 100 - total flux cleaned = 0.00118721 Jy ! Component: 150 - total flux cleaned = 0.00148164 Jy ! Component: 200 - total flux cleaned = 0.00165324 Jy ! Total flux subtracted in 200 components = 0.00165324 Jy ! Clean residual min=-0.000859 max=0.000805 Jy/beam ! Clean residual mean=-0.000000 rms=0.000207 Jy/beam ! Combined flux in latest and established models = 0.132407 Jy selfcal ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 259 components and 0.132407 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=0.058376Jy sigma=1.202760 ! Fit after self-cal, rms=0.058361Jy sigma=1.202586 wmodel J0839+1802_X_map.mod ! Writing 259 model components to file: J0839+1802_X_map.mod wobs J0839+1802_X_uvs.fits ! Writing UV FITS file: J0839+1802_X_uvs.fits wwins J0839+1802_X_map.win ! wwins: Wrote 8 windows to J0839+1802_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 = -0.000111517 Jy ! Component: 100 - total flux cleaned = -0.000214236 Jy ! Component: 150 - total flux cleaned = -0.000367881 Jy ! Component: 200 - total flux cleaned = -0.000422006 Jy ! Component: 250 - total flux cleaned = -0.000540947 Jy ! Component: 300 - total flux cleaned = -0.000579682 Jy ! Component: 350 - total flux cleaned = -0.000617635 Jy ! Component: 400 - total flux cleaned = -0.000679229 Jy ! Component: 450 - total flux cleaned = -0.000703041 Jy ! Component: 500 - total flux cleaned = -0.000726773 Jy ! Component: 550 - total flux cleaned = -0.000750375 Jy ! Component: 600 - total flux cleaned = -0.000785178 Jy ! Component: 650 - total flux cleaned = -0.000796675 Jy ! Component: 700 - total flux cleaned = -0.000852671 Jy ! Component: 750 - total flux cleaned = -0.000852724 Jy ! Component: 800 - total flux cleaned = -0.000906875 Jy ! Component: 850 - total flux cleaned = -0.000896132 Jy ! Component: 900 - total flux cleaned = -0.000928109 Jy ! Component: 950 - total flux cleaned = -0.000948951 Jy ! Component: 1000 - total flux cleaned = -0.000990233 Jy ! Component: 1050 - total flux cleaned = -0.00103081 Jy ! Component: 1100 - total flux cleaned = -0.00104086 Jy ! Component: 1150 - total flux cleaned = -0.00106073 Jy ! Component: 1200 - total flux cleaned = -0.0010904 Jy ! Component: 1250 - total flux cleaned = -0.00110993 Jy ! Component: 1300 - total flux cleaned = -0.00110035 Jy ! Component: 1350 - total flux cleaned = -0.00114833 Jy ! Component: 1400 - total flux cleaned = -0.00112948 Jy ! Component: 1450 - total flux cleaned = -0.0011953 Jy ! Component: 1500 - total flux cleaned = -0.00117671 Jy ! Component: 1550 - total flux cleaned = -0.00121381 Jy ! Component: 1600 - total flux cleaned = -0.00121386 Jy ! Component: 1650 - total flux cleaned = -0.00123217 Jy ! Component: 1700 - total flux cleaned = -0.00129555 Jy ! Component: 1750 - total flux cleaned = -0.0013044 Jy ! Component: 1800 - total flux cleaned = -0.00134002 Jy ! Component: 1850 - total flux cleaned = -0.00136652 Jy ! Component: 1900 - total flux cleaned = -0.0013929 Jy ! Component: 1950 - total flux cleaned = -0.00139269 Jy ! Component: 2000 - total flux cleaned = -0.00134077 Jy ! Component: 2050 - total flux cleaned = -0.00141808 Jy ! Component: 2100 - total flux cleaned = -0.00144363 Jy ! Component: 2150 - total flux cleaned = -0.00145211 Jy ! Component: 2200 - total flux cleaned = -0.0014857 Jy ! Component: 2250 - total flux cleaned = -0.00151924 Jy ! Component: 2300 - total flux cleaned = -0.00155244 Jy ! Component: 2350 - total flux cleaned = -0.00151946 Jy ! Component: 2400 - total flux cleaned = -0.00158501 Jy ! Component: 2450 - total flux cleaned = -0.00157696 Jy ! Component: 2500 - total flux cleaned = -0.00160128 Jy ! Component: 2550 - total flux cleaned = -0.00161746 Jy ! Component: 2600 - total flux cleaned = -0.00161741 Jy ! Component: 2650 - total flux cleaned = -0.00160158 Jy ! Component: 2700 - total flux cleaned = -0.00158583 Jy ! Component: 2750 - total flux cleaned = -0.00162508 Jy ! Component: 2800 - total flux cleaned = -0.00163281 Jy ! Component: 2850 - total flux cleaned = -0.00160185 Jy ! Component: 2900 - total flux cleaned = -0.00160191 Jy ! Component: 2950 - total flux cleaned = -0.00160199 Jy ! Component: 3000 - total flux cleaned = -0.00161726 Jy ! Component: 3050 - total flux cleaned = -0.00165517 Jy ! Component: 3100 - total flux cleaned = -0.00167786 Jy ! Component: 3150 - total flux cleaned = -0.00169283 Jy ! Component: 3200 - total flux cleaned = -0.00170768 Jy ! Component: 3250 - total flux cleaned = -0.0016781 Jy ! Component: 3300 - total flux cleaned = -0.00169287 Jy ! Component: 3350 - total flux cleaned = -0.00171487 Jy ! Component: 3400 - total flux cleaned = -0.00171485 Jy ! Component: 3450 - total flux cleaned = -0.0017366 Jy ! Component: 3500 - total flux cleaned = -0.00172948 Jy ! Component: 3550 - total flux cleaned = -0.00170083 Jy ! Component: 3600 - total flux cleaned = -0.00173658 Jy ! Component: 3650 - total flux cleaned = -0.00174368 Jy ! Component: 3700 - total flux cleaned = -0.00177195 Jy ! Component: 3750 - total flux cleaned = -0.00175091 Jy ! Component: 3800 - total flux cleaned = -0.00177889 Jy ! Component: 3850 - total flux cleaned = -0.0017788 Jy ! Component: 3900 - total flux cleaned = -0.00176494 Jy ! Component: 3950 - total flux cleaned = -0.00177177 Jy ! Component: 4000 - total flux cleaned = -0.00175125 Jy ! Component: 4050 - total flux cleaned = -0.00179221 Jy ! Total flux subtracted in 4096 components = -0.00173101 Jy ! Clean residual min=-0.000414 max=0.000413 Jy/beam ! Clean residual mean=0.000000 rms=0.000121 Jy/beam ! Combined flux in latest and established models = 0.130676 Jy keep ! Adding 328 model components to the UV plane model. ! The established model now contains 587 components and 0.130676 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J0839+1802_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8878 x 1.988 at -3.681 degrees (North through East) ! Clean map min=-0.00059465 max=0.063276 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J0839+1802_X_map.fits wmodel /vlbi/uf001/uva//J0839+1802_X_map.mod ! Writing 587 model components to file: /vlbi/uf001/uva//J0839+1802_X_map.mod wobs /vlbi/uf001/uva//J0839+1802_X_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J0839+1802_X_uvs.fits wwins /vlbi/uf001/uva//J0839+1802_X_map.win ! wwins: Wrote 9 windows to /vlbi/uf001/uva//J0839+1802_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.063276 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000120421 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.570931 0.570931 1.14186 2.28373 4.56745 9.1349 18.2698 36.5396 73.0792 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0003 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.063 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 525.457 quit ! Quitting program ! Log file /vlbi/uf001/uva//J0839+1802_X_dfm.log closed on Mon Jan 14 00:02:55 2019