! Started logfile: /vlbi/uf001/uva//J1639+8631_X_dfm.log on Mon Jan 14 03:48:52 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//J1639+8631_X_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J1639+8631_X_uva.fits ! AN table 1: 116 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.999617 visibilities/baseline/integration-bin. ! Found source: J1639+8631 ! ! 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 62616 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 J1639+8631_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 40 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 40 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 40 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 40 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 40 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 40 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 40 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 40 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 40 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 40 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 40 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 40 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.003071Jy sigma=22.124632 ! Fit after self-cal, rms=0.960018Jy sigma=21.184542 ! 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=0.7565 mas, bmaj=0.8303 mas, bpa=78.32 degrees ! Estimated noise=0.314903 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 = 0.0284265 Jy ! Component: 100 - total flux cleaned = 0.0355542 Jy ! Total flux subtracted in 100 components = 0.0355542 Jy ! Clean residual min=-0.002735 max=0.003002 Jy/beam ! Clean residual mean=0.000006 rms=0.000522 Jy/beam ! Combined flux in latest and established models = 0.0355542 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 6 components and 0.0355542 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=0.062980Jy sigma=1.302023 ! Fit after self-cal, rms=0.061447Jy sigma=1.267661 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00480242 Jy ! Component: 100 - total flux cleaned = 0.00731228 Jy ! Total flux subtracted in 100 components = 0.00731228 Jy ! Clean residual min=-0.002630 max=0.002379 Jy/beam ! Clean residual mean=0.000005 rms=0.000495 Jy/beam ! Combined flux in latest and established models = 0.0428665 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 12 components and 0.0428665 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=0.060586Jy sigma=1.248653 ! Fit after self-cal, rms=0.060584Jy sigma=1.248346 ! 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=1.034 mas, bmaj=1.137 mas, bpa=68.59 degrees ! Estimated noise=0.132107 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 (-1.6, 1.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00667525 Jy ! Component: 100 - total flux cleaned = 0.0110388 Jy ! Component: 150 - total flux cleaned = 0.0142705 Jy ! Component: 200 - total flux cleaned = 0.016756 Jy ! Total flux subtracted in 200 components = 0.016756 Jy ! Clean residual min=-0.002297 max=0.003016 Jy/beam ! Clean residual mean=0.000023 rms=0.000597 Jy/beam ! Combined flux in latest and established models = 0.0596225 Jy ! Performing phase self-cal ! Adding 64 model components to the UV plane model. ! The established model now contains 71 components and 0.0596225 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=0.059637Jy sigma=1.228175 ! Fit after self-cal, rms=0.059532Jy sigma=1.225808 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.034 x 1.137 at 68.59 degrees (North through East) ! Clean map min=-0.0022539 max=0.042929 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.10 FD 0.96 HN 1.10 KP 0.93 ! LA 0.91 MK 1.05 NL 1.11 OV 0.95 ! PT 0.85 SC 0.99 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 0.94 HN 1.04 KP 0.92 ! LA 0.94 MK 1.05 NL 1.12 OV 0.98 ! PT 0.86 SC 1.02 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 1.00 HN 1.01 KP 0.95 ! LA 0.90 MK 1.09 NL 1.13 OV 1.00 ! PT 0.89 SC 1.03 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 0.97 HN 1.06 KP 0.96 ! LA 0.92 MK 1.06 NL 1.14 OV 0.97 ! PT 0.87 SC 1.03 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 0.98 HN 0.99 KP 0.99 ! LA 0.88 MK 1.01 NL 1.24 OV 1.00 ! PT 0.91 SC 1.00 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 0.93 HN 0.97 KP 0.91 ! LA 0.92 MK 1.09 NL 1.17 OV 0.98 ! PT 0.88 SC 0.96 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 0.97 HN 0.95 KP 0.94 ! LA 0.90 MK 1.06 NL 1.18 OV 0.98 ! PT 0.88 SC 0.98 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 0.94 HN 1.00 KP 0.99 ! LA 0.90 MK 1.12 NL 1.18 OV 0.97 ! PT 0.88 SC 0.94 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 0.96 HN 0.97 KP 0.99 ! LA 0.95 MK 1.07 NL 1.15 OV 1.01 ! PT 0.88 SC 0.98 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 0.94 HN 0.96 KP 0.97 ! LA 0.92 MK 0.94 NL 1.17 OV 0.97 ! PT 0.86 SC 1.00 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 0.95 HN 0.92 KP 0.98 ! LA 0.92 MK 1.02 NL 1.19 OV 0.96 ! PT 0.85 SC 0.98 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 0.95 HN 0.88 KP 0.96 ! LA 0.97 MK 0.97 NL 1.17 OV 0.97 ! PT 0.83 SC 0.93 ! ! ! Fit before self-cal, rms=0.059532Jy sigma=1.225808 ! Fit after self-cal, rms=0.056978Jy sigma=1.219755 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.048 mas, bmaj=1.152 mas, bpa=68.16 degrees ! Estimated noise=0.128985 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 (-6, 0.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00318488 Jy ! Component: 100 - total flux cleaned = 0.00491638 Jy ! Component: 150 - total flux cleaned = 0.00618528 Jy ! Component: 200 - total flux cleaned = 0.00718145 Jy ! Total flux subtracted in 200 components = 0.00718145 Jy ! Clean residual min=-0.001689 max=0.003025 Jy/beam ! Clean residual mean=-0.000002 rms=0.000408 Jy/beam ! Combined flux in latest and established models = 0.0668039 Jy ! Performing phase self-cal ! Adding 40 model components to the UV plane model. ! The established model now contains 109 components and 0.0668039 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=0.056794Jy sigma=1.215020 ! Fit after self-cal, rms=0.056791Jy sigma=1.213806 ! Inverting map ! Added new window around map position (18, 30.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0024878 Jy ! Component: 100 - total flux cleaned = 0.00387302 Jy ! Component: 150 - total flux cleaned = 0.00499696 Jy ! Component: 200 - total flux cleaned = 0.00594034 Jy ! Total flux subtracted in 200 components = 0.00594034 Jy ! Clean residual min=-0.001343 max=0.001882 Jy/beam ! Clean residual mean=0.000000 rms=0.000360 Jy/beam ! Combined flux in latest and established models = 0.0727443 Jy ! Performing phase self-cal ! Adding 47 model components to the UV plane model. ! The established model now contains 139 components and 0.0727443 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=0.056671Jy sigma=1.210593 ! Fit after self-cal, rms=0.056654Jy sigma=1.210125 ! Inverting map ! Added new window around map position (-8.6, 2.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0018356 Jy ! Component: 100 - total flux cleaned = 0.00305895 Jy ! Component: 150 - total flux cleaned = 0.00407629 Jy ! Component: 200 - total flux cleaned = 0.00495878 Jy ! Total flux subtracted in 200 components = 0.00495878 Jy ! Clean residual min=-0.001210 max=0.001249 Jy/beam ! Clean residual mean=-0.000001 rms=0.000316 Jy/beam ! Combined flux in latest and established models = 0.077703 Jy ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 159 components and 0.077703 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=0.056578Jy sigma=1.208117 ! Fit after self-cal, rms=0.056565Jy sigma=1.207900 ! 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=0.056565Jy sigma=1.207900 ! Fit after self-cal, rms=0.055865Jy sigma=1.204056 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.048 mas, bmaj=1.158 mas, bpa=68.45 degrees ! Estimated noise=0.128343 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00101099 Jy ! Component: 100 - total flux cleaned = 0.00181704 Jy ! Component: 150 - total flux cleaned = 0.00252229 Jy ! Component: 200 - total flux cleaned = 0.00314906 Jy ! Total flux subtracted in 200 components = 0.00314906 Jy ! Clean residual min=-0.000969 max=0.001180 Jy/beam ! Clean residual mean=-0.000000 rms=0.000265 Jy/beam ! Combined flux in latest and established models = 0.0808521 Jy selfcal ! Performing phase self-cal ! Adding 37 model components to the UV plane model. ! The established model now contains 178 components and 0.0808521 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=0.055837Jy sigma=1.203272 ! Fit after self-cal, rms=0.055863Jy sigma=1.202754 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 (14.8, 22.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00103055 Jy ! Component: 100 - total flux cleaned = 0.00171628 Jy ! Component: 150 - total flux cleaned = 0.00233093 Jy ! Component: 200 - total flux cleaned = 0.00288868 Jy ! Total flux subtracted in 200 components = 0.00288868 Jy ! Clean residual min=-0.000926 max=0.000991 Jy/beam ! Clean residual mean=0.000001 rms=0.000255 Jy/beam ! Combined flux in latest and established models = 0.0837408 Jy ! Performing phase self-cal ! Adding 34 model components to the UV plane model. ! The established model now contains 190 components and 0.0837408 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=0.055837Jy sigma=1.202086 ! Fit after self-cal, rms=0.055835Jy sigma=1.201995 ! 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=0.055835Jy sigma=1.201995 ! Fit after self-cal, rms=0.055924Jy sigma=1.201891 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.046 mas, bmaj=1.159 mas, bpa=67.51 degrees ! Estimated noise=0.128256 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000650586 Jy ! Component: 100 - total flux cleaned = 0.00120651 Jy ! Component: 150 - total flux cleaned = 0.00163086 Jy ! Component: 200 - total flux cleaned = 0.00194713 Jy ! Total flux subtracted in 200 components = 0.00194713 Jy ! Clean residual min=-0.000921 max=0.000942 Jy/beam ! Clean residual mean=0.000001 rms=0.000246 Jy/beam ! Combined flux in latest and established models = 0.0856879 Jy selfcal ! Performing phase self-cal ! Adding 42 model components to the UV plane model. ! The established model now contains 197 components and 0.0856879 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=0.055910Jy sigma=1.201530 ! Fit after self-cal, rms=0.055919Jy sigma=1.201488 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 = 0.000474951 Jy ! Component: 100 - total flux cleaned = 0.000778715 Jy ! Component: 150 - total flux cleaned = 0.00106283 Jy ! Component: 200 - total flux cleaned = 0.00129855 Jy ! Total flux subtracted in 200 components = 0.00129855 Jy ! Clean residual min=-0.000918 max=0.000914 Jy/beam ! Clean residual mean=0.000001 rms=0.000242 Jy/beam ! Combined flux in latest and established models = 0.0869865 Jy ! Performing phase self-cal ! Adding 41 model components to the UV plane model. ! The established model now contains 204 components and 0.0869865 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=0.055910Jy sigma=1.201268 ! Fit after self-cal, rms=0.055909Jy sigma=1.201257 ! 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=0.055909Jy sigma=1.201257 ! Fit after self-cal, rms=0.055895Jy sigma=1.201227 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.478 mas, bmaj=2.658 mas, bpa=69.75 degrees ! Estimated noise=0.162602 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000886033 Jy ! Component: 100 - total flux cleaned = 0.00155173 Jy ! Component: 150 - total flux cleaned = 0.00211418 Jy ! Component: 200 - total flux cleaned = 0.00252446 Jy ! Total flux subtracted in 200 components = 0.00252446 Jy ! Clean residual min=-0.001475 max=0.001640 Jy/beam ! Clean residual mean=0.000003 rms=0.000420 Jy/beam ! Combined flux in latest and established models = 0.0895109 Jy selfcal ! Performing phase self-cal ! Adding 36 model components to the UV plane model. ! The established model now contains 226 components and 0.0895109 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=0.055890Jy sigma=1.201046 ! Fit after self-cal, rms=0.055889Jy sigma=1.201007 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 = 0.000532777 Jy ! Component: 100 - total flux cleaned = 0.00094121 Jy ! Component: 150 - total flux cleaned = 0.00122671 Jy ! Component: 200 - total flux cleaned = 0.00147088 Jy ! Total flux subtracted in 200 components = 0.00147088 Jy ! Clean residual min=-0.001390 max=0.001654 Jy/beam ! Clean residual mean=0.000003 rms=0.000408 Jy/beam ! Combined flux in latest and established models = 0.0909818 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 233 components and 0.0909818 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=0.055888Jy sigma=1.200957 ! Fit after self-cal, rms=0.055888Jy sigma=1.200944 ! 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=1.044 mas, bmaj=1.159 mas, bpa=67.22 degrees ! Estimated noise=0.128216 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.044 x 1.159 at 67.22 degrees (North through East) ! Clean map min=-0.00086445 max=0.041688 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=0.7602 mas, bmaj=0.839 mas, bpa=73.16 degrees ! Estimated noise=0.313717 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0292417 Jy ! Component: 100 - total flux cleaned = 0.037119 Jy ! Component: 150 - total flux cleaned = 0.0416591 Jy ! Component: 200 - total flux cleaned = 0.0450672 Jy ! Total flux subtracted in 200 components = 0.0450672 Jy ! Clean residual min=-0.002229 max=0.002249 Jy/beam ! Clean residual mean=0.000004 rms=0.000479 Jy/beam ! Combined flux in latest and established models = 0.0450672 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 19 model components to the UV plane model. ! The established model now contains 19 components and 0.0450672 Jy ! Inverting map and beam ! Estimated beam: bmin=1.044 mas, bmaj=1.159 mas, bpa=67.22 degrees ! Estimated noise=0.128216 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 = 0.00591382 Jy ! Component: 100 - total flux cleaned = 0.0100895 Jy ! Component: 150 - total flux cleaned = 0.0134195 Jy ! Component: 200 - total flux cleaned = 0.0162668 Jy ! Total flux subtracted in 200 components = 0.0162668 Jy ! Clean residual min=-0.001809 max=0.001826 Jy/beam ! Clean residual mean=0.000016 rms=0.000485 Jy/beam ! Combined flux in latest and established models = 0.061334 Jy ! Adding 52 model components to the UV plane model. ! The established model now contains 62 components and 0.061334 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=2.478 mas, bmaj=2.658 mas, bpa=69.75 degrees ! Estimated noise=0.162602 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00464987 Jy ! Component: 100 - total flux cleaned = 0.00827411 Jy ! Component: 150 - total flux cleaned = 0.0112166 Jy ! Component: 200 - total flux cleaned = 0.0136765 Jy ! Total flux subtracted in 200 components = 0.0136765 Jy ! Clean residual min=-0.002677 max=0.001941 Jy/beam ! Clean residual mean=0.000014 rms=0.000629 Jy/beam ! Combined flux in latest and established models = 0.0750106 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 = 0.00211062 Jy ! Component: 100 - total flux cleaned = 0.00393853 Jy ! Component: 150 - total flux cleaned = 0.00553259 Jy ! Component: 200 - total flux cleaned = 0.00693332 Jy ! Total flux subtracted in 200 components = 0.00693332 Jy ! Clean residual min=-0.002151 max=0.001591 Jy/beam ! Clean residual mean=0.000009 rms=0.000499 Jy/beam ! Combined flux in latest and established models = 0.0819439 Jy ! Adding 134 model components to the UV plane model. ! The established model now contains 180 components and 0.0819439 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=1.044 mas, bmaj=1.159 mas, bpa=67.22 degrees ! Estimated noise=0.128216 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0010819 Jy ! Component: 100 - total flux cleaned = 0.00200128 Jy ! Component: 150 - total flux cleaned = 0.00281601 Jy ! Component: 200 - total flux cleaned = 0.00354803 Jy ! Total flux subtracted in 200 components = 0.00354803 Jy ! Clean residual min=-0.001060 max=0.000972 Jy/beam ! Clean residual mean=0.000003 rms=0.000249 Jy/beam ! Combined flux in latest and established models = 0.0854919 Jy selfcal ! Performing phase self-cal ! Adding 32 model components to the UV plane model. ! The established model now contains 209 components and 0.0854919 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=0.055934Jy sigma=1.201923 ! Fit after self-cal, rms=0.055909Jy sigma=1.201631 wmodel J1639+8631_X_map.mod ! Writing 209 model components to file: J1639+8631_X_map.mod wobs J1639+8631_X_uvs.fits ! Writing UV FITS file: J1639+8631_X_uvs.fits wwins J1639+8631_X_map.win ! wwins: Wrote 6 windows to J1639+8631_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 = -0.000307567 Jy ! Component: 100 - total flux cleaned = -0.000579936 Jy ! Component: 150 - total flux cleaned = -0.000755891 Jy ! Component: 200 - total flux cleaned = -0.000833128 Jy ! Component: 250 - total flux cleaned = -0.000892894 Jy ! Component: 300 - total flux cleaned = -0.000907151 Jy ! Component: 350 - total flux cleaned = -0.000850663 Jy ! Component: 400 - total flux cleaned = -0.000782007 Jy ! Component: 450 - total flux cleaned = -0.000782467 Jy ! Component: 500 - total flux cleaned = -0.000743031 Jy ! Component: 550 - total flux cleaned = -0.000756143 Jy ! Component: 600 - total flux cleaned = -0.000743371 Jy ! Component: 650 - total flux cleaned = -0.000718377 Jy ! Component: 700 - total flux cleaned = -0.000706082 Jy ! Component: 750 - total flux cleaned = -0.00065719 Jy ! Component: 800 - total flux cleaned = -0.000584879 Jy ! Component: 850 - total flux cleaned = -0.000525584 Jy ! Component: 900 - total flux cleaned = -0.000525706 Jy ! Component: 950 - total flux cleaned = -0.000513781 Jy ! Component: 1000 - total flux cleaned = -0.000410402 Jy ! Component: 1050 - total flux cleaned = -0.000387946 Jy ! Component: 1100 - total flux cleaned = -0.000376951 Jy ! Component: 1150 - total flux cleaned = -0.000332688 Jy ! Component: 1200 - total flux cleaned = -0.00029964 Jy ! Component: 1250 - total flux cleaned = -0.000245249 Jy ! Component: 1300 - total flux cleaned = -0.000202192 Jy ! Component: 1350 - total flux cleaned = -0.00013855 Jy ! Component: 1400 - total flux cleaned = -0.000128259 Jy ! Component: 1450 - total flux cleaned = -6.57986e-05 Jy ! Component: 1500 - total flux cleaned = -6.58638e-05 Jy ! Component: 1550 - total flux cleaned = -3.50548e-05 Jy ! Component: 1600 - total flux cleaned = -4.65771e-06 Jy ! Component: 1650 - total flux cleaned = 1.5332e-05 Jy ! Component: 1700 - total flux cleaned = 4.5203e-05 Jy ! Component: 1750 - total flux cleaned = 4.51448e-05 Jy ! Component: 1800 - total flux cleaned = 7.45447e-05 Jy ! Component: 1850 - total flux cleaned = 8.43682e-05 Jy ! Component: 1900 - total flux cleaned = 8.44362e-05 Jy ! Component: 1950 - total flux cleaned = 0.000132097 Jy ! Component: 2000 - total flux cleaned = 0.000160352 Jy ! Component: 2050 - total flux cleaned = 0.000122874 Jy ! Component: 2100 - total flux cleaned = 0.000160133 Jy ! Component: 2150 - total flux cleaned = 0.000169418 Jy ! Component: 2200 - total flux cleaned = 0.000196887 Jy ! Component: 2250 - total flux cleaned = 0.00020608 Jy ! Component: 2300 - total flux cleaned = 0.000197035 Jy ! Component: 2350 - total flux cleaned = 0.000223793 Jy ! Component: 2400 - total flux cleaned = 0.000286019 Jy ! Component: 2450 - total flux cleaned = 0.000268573 Jy ! Component: 2500 - total flux cleaned = 0.000321089 Jy ! Component: 2550 - total flux cleaned = 0.000338495 Jy ! Component: 2600 - total flux cleaned = 0.000364429 Jy ! Component: 2650 - total flux cleaned = 0.000381634 Jy ! Component: 2700 - total flux cleaned = 0.000466744 Jy ! Component: 2750 - total flux cleaned = 0.000466793 Jy ! Component: 2800 - total flux cleaned = 0.000517207 Jy ! Component: 2850 - total flux cleaned = 0.000517166 Jy ! Component: 2900 - total flux cleaned = 0.000558641 Jy ! Component: 2950 - total flux cleaned = 0.000607995 Jy ! Component: 3000 - total flux cleaned = 0.000607975 Jy ! Component: 3050 - total flux cleaned = 0.000681214 Jy ! Component: 3100 - total flux cleaned = 0.000689443 Jy ! Component: 3150 - total flux cleaned = 0.000737599 Jy ! Component: 3200 - total flux cleaned = 0.000817386 Jy ! Component: 3250 - total flux cleaned = 0.000833215 Jy ! Component: 3300 - total flux cleaned = 0.000888371 Jy ! Component: 3350 - total flux cleaned = 0.000943225 Jy ! Component: 3400 - total flux cleaned = 0.000974274 Jy ! Component: 3450 - total flux cleaned = 0.00100524 Jy ! Component: 3500 - total flux cleaned = 0.00105143 Jy ! Component: 3550 - total flux cleaned = 0.00107439 Jy ! Component: 3600 - total flux cleaned = 0.00109722 Jy ! Component: 3650 - total flux cleaned = 0.00114269 Jy ! Component: 3700 - total flux cleaned = 0.00116521 Jy ! Component: 3750 - total flux cleaned = 0.0012476 Jy ! Component: 3800 - total flux cleaned = 0.00126998 Jy ! Component: 3850 - total flux cleaned = 0.0013145 Jy ! Component: 3900 - total flux cleaned = 0.00136601 Jy ! Component: 3950 - total flux cleaned = 0.0013587 Jy ! Component: 4000 - total flux cleaned = 0.00143165 Jy ! Component: 4050 - total flux cleaned = 0.00145346 Jy ! Total flux subtracted in 4096 components = 0.0014679 Jy ! Clean residual min=-0.000474 max=0.000405 Jy/beam ! Clean residual mean=0.000002 rms=0.000127 Jy/beam ! Combined flux in latest and established models = 0.0869598 Jy keep ! Adding 331 model components to the UV plane model. ! The established model now contains 540 components and 0.0869597 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J1639+8631_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.044 x 1.159 at 67.22 degrees (North through East) ! Clean map min=-0.00063878 max=0.041912 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J1639+8631_X_map.fits wmodel /vlbi/uf001/uva//J1639+8631_X_map.mod ! Writing 540 model components to file: /vlbi/uf001/uva//J1639+8631_X_map.mod wobs /vlbi/uf001/uva//J1639+8631_X_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J1639+8631_X_uvs.fits wwins /vlbi/uf001/uva//J1639+8631_X_map.win ! wwins: Wrote 7 windows to /vlbi/uf001/uva//J1639+8631_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0419117 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000126936 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.908599 0.908599 1.8172 3.63439 7.26879 14.5376 29.0752 58.1503 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0003 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.041 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 330.178 quit ! Quitting program ! Log file /vlbi/uf001/uva//J1639+8631_X_dfm.log closed on Mon Jan 14 03:49:00 2019