! Started logfile: /vlbi/uf001/uva//J1646+7419_X_dfm.log on Mon Jan 14 03:52:38 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//J1646+7419_X_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J1646+7419_X_uva.fits ! AN table 1: 147 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.693575 visibilities/baseline/integration-bin. ! Found source: J1646+7419 ! ! 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 55056 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 J1646+7419_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 282 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 282 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 282 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 282 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 282 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 282 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 282 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 282 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 282 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 282 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 282 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 282 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.002580Jy sigma=23.052416 ! Fit after self-cal, rms=0.972550Jy sigma=22.411157 ! 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=0.7015 mas, bmaj=1.151 mas, bpa=-61.23 degrees ! Estimated noise=0.337347 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 = 0.0202249 Jy ! Component: 100 - total flux cleaned = 0.0249211 Jy ! Total flux subtracted in 100 components = 0.0249211 Jy ! Clean residual min=-0.002504 max=0.002793 Jy/beam ! Clean residual mean=0.000006 rms=0.000524 Jy/beam ! Combined flux in latest and established models = 0.0249211 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 6 components and 0.0249211 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=0.057146Jy sigma=1.270650 ! Fit after self-cal, rms=0.055593Jy sigma=1.234237 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00413793 Jy ! Component: 100 - total flux cleaned = 0.00597064 Jy ! Total flux subtracted in 100 components = 0.00597064 Jy ! Clean residual min=-0.002285 max=0.003188 Jy/beam ! Clean residual mean=0.000006 rms=0.000519 Jy/beam ! Combined flux in latest and established models = 0.0308917 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 18 components and 0.0308917 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=0.054992Jy sigma=1.219570 ! Fit after self-cal, rms=0.054988Jy sigma=1.219229 ! Inverting map ! Added new window around map position (1.6, -2.4). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00292475 Jy ! Component: 100 - total flux cleaned = 0.00470537 Jy ! Total flux subtracted in 100 components = 0.00470537 Jy ! Clean residual min=-0.002131 max=0.002431 Jy/beam ! Clean residual mean=0.000006 rms=0.000495 Jy/beam ! Combined flux in latest and established models = 0.0355971 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 32 components and 0.0355971 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=0.054665Jy sigma=1.210558 ! Fit after self-cal, rms=0.054560Jy sigma=1.208338 ! 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=1.054 mas, bmaj=1.612 mas, bpa=-64.77 degrees ! Estimated noise=0.134309 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, 2.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00584346 Jy ! Component: 100 - total flux cleaned = 0.0100843 Jy ! Component: 150 - total flux cleaned = 0.0133636 Jy ! Component: 200 - total flux cleaned = 0.0159686 Jy ! Total flux subtracted in 200 components = 0.0159686 Jy ! Clean residual min=-0.001945 max=0.002924 Jy/beam ! Clean residual mean=0.000013 rms=0.000620 Jy/beam ! Combined flux in latest and established models = 0.0515657 Jy ! Performing phase self-cal ! Adding 49 model components to the UV plane model. ! The established model now contains 71 components and 0.0515657 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=0.053749Jy sigma=1.187089 ! Fit after self-cal, rms=0.053551Jy sigma=1.183011 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.054 x 1.612 at -64.77 degrees (North through East) ! Clean map min=-0.0021041 max=0.030073 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.22 FD 0.98 HN 1.34 KP 0.97 ! LA 0.87 MK 1.14 NL 1.52 OV 1.09 ! PT 0.79 SC 1.00 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.29 FD 1.00 HN 1.15 KP 1.03 ! LA 0.89 MK 1.19 NL 1.43 OV 1.09 ! PT 0.78 SC 0.96 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.17 FD 1.01 HN 1.14 KP 0.99 ! LA 0.89 MK 1.09 NL 1.30 OV 1.04 ! PT 0.80 SC 1.00 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.19 FD 1.02 HN 1.17 KP 1.02 ! LA 0.88 MK 1.11 NL 1.33 OV 1.11 ! PT 0.76 SC 0.99 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.22 FD 1.01 HN 1.05 KP 1.03 ! LA 0.86 MK 1.10 NL 1.22 OV 1.09 ! PT 0.84 SC 0.93 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.12 FD 1.01 HN 1.11 KP 0.98 ! LA 0.90 MK 1.17 NL 1.28 OV 1.04 ! PT 0.76 SC 1.02 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.12 FD 0.94 HN 0.98 KP 1.07 ! LA 0.86 MK 1.11 NL 1.16 OV 1.06 ! PT 0.79 SC 0.96 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.12 FD 0.89 HN 1.06 KP 1.10 ! LA 0.92 MK 1.02 NL 1.35 OV 1.00 ! PT 0.83 SC 0.95 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 0.96 HN 0.95 KP 1.01 ! LA 0.93 MK 1.04 NL 1.23 OV 0.99 ! PT 0.79 SC 0.96 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 0.97 HN 1.03 KP 1.01 ! LA 0.93 MK 0.96 NL 1.24 OV 1.01 ! PT 0.82 SC 0.99 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 0.92 HN 0.89 KP 1.06 ! LA 0.90 MK 0.99 NL 1.22 OV 0.97 ! PT 0.78 SC 0.89 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 0.94 HN 0.91 KP 0.98 ! LA 0.96 MK 0.85 NL 1.14 OV 0.94 ! PT 0.78 SC 0.87 ! ! ! Fit before self-cal, rms=0.053551Jy sigma=1.183011 ! Fit after self-cal, rms=0.054240Jy sigma=1.172506 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.074 mas, bmaj=1.647 mas, bpa=-65.73 degrees ! Estimated noise=0.133047 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 = 0.0018752 Jy ! Component: 100 - total flux cleaned = 0.00290727 Jy ! Component: 150 - total flux cleaned = 0.0032792 Jy ! Component: 200 - total flux cleaned = 0.00338171 Jy ! Total flux subtracted in 200 components = 0.00338171 Jy ! Clean residual min=-0.002017 max=0.001837 Jy/beam ! Clean residual mean=0.000010 rms=0.000484 Jy/beam ! Combined flux in latest and established models = 0.0549474 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 85 components and 0.0549474 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=0.054182Jy sigma=1.170345 ! Fit after self-cal, rms=0.054373Jy sigma=1.166870 ! 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=0.054373Jy sigma=1.166870 ! Fit after self-cal, rms=0.055438Jy sigma=1.158386 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.066 mas, bmaj=1.65 mas, bpa=-66.45 degrees ! Estimated noise=0.132978 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00112298 Jy ! Component: 100 - total flux cleaned = 0.00149533 Jy ! Component: 150 - total flux cleaned = 0.00173177 Jy ! Component: 200 - total flux cleaned = 0.00192219 Jy ! Total flux subtracted in 200 components = 0.00192219 Jy ! Clean residual min=-0.001074 max=0.001425 Jy/beam ! Clean residual mean=0.000000 rms=0.000306 Jy/beam ! Combined flux in latest and established models = 0.0568696 Jy selfcal ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 90 components and 0.0568696 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=0.055412Jy sigma=1.157415 ! Fit after self-cal, rms=0.055550Jy sigma=1.155753 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 (20.2, -46.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00126588 Jy ! Component: 100 - total flux cleaned = 0.00195533 Jy ! Component: 150 - total flux cleaned = 0.00221387 Jy ! Component: 200 - total flux cleaned = 0.00241348 Jy ! Total flux subtracted in 200 components = 0.00241348 Jy ! Clean residual min=-0.001133 max=0.001159 Jy/beam ! Clean residual mean=-0.000000 rms=0.000283 Jy/beam ! Combined flux in latest and established models = 0.0592831 Jy ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 111 components and 0.0592831 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=0.055514Jy sigma=1.154945 ! Fit after self-cal, rms=0.055490Jy sigma=1.154528 ! 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=0.055490Jy sigma=1.154528 ! Fit after self-cal, rms=0.054794Jy sigma=1.153926 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.055 mas, bmaj=1.642 mas, bpa=-66.48 degrees ! Estimated noise=0.13071 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00083782 Jy ! Component: 100 - total flux cleaned = 0.00126888 Jy ! Component: 150 - total flux cleaned = 0.00157834 Jy ! Component: 200 - total flux cleaned = 0.00182378 Jy ! Total flux subtracted in 200 components = 0.00182378 Jy ! Clean residual min=-0.001042 max=0.001138 Jy/beam ! Clean residual mean=-0.000001 rms=0.000259 Jy/beam ! Combined flux in latest and established models = 0.0611069 Jy selfcal ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 118 components and 0.0611069 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=0.054771Jy sigma=1.153366 ! Fit after self-cal, rms=0.054783Jy sigma=1.152903 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 (-12.8, 12.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00105623 Jy ! Component: 100 - total flux cleaned = 0.00170109 Jy ! Component: 150 - total flux cleaned = 0.00213819 Jy ! Component: 200 - total flux cleaned = 0.00244133 Jy ! Total flux subtracted in 200 components = 0.00244133 Jy ! Clean residual min=-0.000984 max=0.001042 Jy/beam ! Clean residual mean=-0.000002 rms=0.000253 Jy/beam ! Combined flux in latest and established models = 0.0635482 Jy ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 128 components and 0.0635482 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=0.054756Jy sigma=1.152285 ! Fit after self-cal, rms=0.054728Jy sigma=1.152044 ! 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=0.054728Jy sigma=1.152044 ! Fit after self-cal, rms=0.054246Jy sigma=1.151824 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.622 mas, bmaj=3.355 mas, bpa=-72.96 degrees ! Estimated noise=0.152607 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000953672 Jy ! Component: 100 - total flux cleaned = 0.00162054 Jy ! Component: 150 - total flux cleaned = 0.00212405 Jy ! Component: 200 - total flux cleaned = 0.00238692 Jy ! Total flux subtracted in 200 components = 0.00238692 Jy ! Clean residual min=-0.001283 max=0.001199 Jy/beam ! Clean residual mean=-0.000003 rms=0.000347 Jy/beam ! Combined flux in latest and established models = 0.0659352 Jy selfcal ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 147 components and 0.0659352 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=0.054235Jy sigma=1.151563 ! Fit after self-cal, rms=0.054230Jy sigma=1.151339 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 = 0.000503947 Jy ! Component: 100 - total flux cleaned = 0.000734287 Jy ! Component: 150 - total flux cleaned = 0.000839754 Jy ! Component: 200 - total flux cleaned = 0.000932681 Jy ! Total flux subtracted in 200 components = 0.000932681 Jy ! Clean residual min=-0.001303 max=0.001205 Jy/beam ! Clean residual mean=-0.000004 rms=0.000345 Jy/beam ! Combined flux in latest and established models = 0.0668678 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 153 components and 0.0668679 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=0.054223Jy sigma=1.151218 ! Fit after self-cal, rms=0.054213Jy sigma=1.151127 ! 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=1.049 mas, bmaj=1.639 mas, bpa=-66.47 degrees ! Estimated noise=0.129238 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.049 x 1.639 at -66.47 degrees (North through East) ! Clean map min=-0.0010292 max=0.027698 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=0.6876 mas, bmaj=1.159 mas, bpa=-62.44 degrees ! Estimated noise=0.327359 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0207991 Jy ! Component: 100 - total flux cleaned = 0.0273943 Jy ! Component: 150 - total flux cleaned = 0.0321792 Jy ! Component: 200 - total flux cleaned = 0.0359838 Jy ! Total flux subtracted in 200 components = 0.0359838 Jy ! Clean residual min=-0.002094 max=0.002381 Jy/beam ! Clean residual mean=0.000004 rms=0.000496 Jy/beam ! Combined flux in latest and established models = 0.0359838 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 0.0359838 Jy ! Inverting map and beam ! Estimated beam: bmin=1.049 mas, bmaj=1.639 mas, bpa=-66.47 degrees ! Estimated noise=0.129238 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) ! Added new window around map position (0, -1). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0060239 Jy ! Component: 100 - total flux cleaned = 0.0103499 Jy ! Component: 150 - total flux cleaned = 0.0136964 Jy ! Component: 200 - total flux cleaned = 0.0163593 Jy ! Total flux subtracted in 200 components = 0.0163593 Jy ! Clean residual min=-0.001251 max=0.001778 Jy/beam ! Clean residual mean=0.000002 rms=0.000388 Jy/beam ! Combined flux in latest and established models = 0.0523431 Jy ! Adding 54 model components to the UV plane model. ! The established model now contains 63 components and 0.0523431 Jy ! Inverting map ! Added new window around map position (1.4, 2.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00223133 Jy ! Component: 100 - total flux cleaned = 0.00410269 Jy ! Component: 150 - total flux cleaned = 0.00569911 Jy ! Component: 200 - total flux cleaned = 0.00707708 Jy ! Total flux subtracted in 200 components = 0.00707708 Jy ! Clean residual min=-0.001025 max=0.001210 Jy/beam ! Clean residual mean=0.000000 rms=0.000289 Jy/beam ! Combined flux in latest and established models = 0.0594201 Jy ! Adding 53 model components to the UV plane model. ! The established model now contains 97 components and 0.0594201 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=2.622 mas, bmaj=3.355 mas, bpa=-72.96 degrees ! Estimated noise=0.152607 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00183974 Jy ! Component: 100 - total flux cleaned = 0.00321127 Jy ! Component: 150 - total flux cleaned = 0.00429542 Jy ! Component: 200 - total flux cleaned = 0.00518021 Jy ! Total flux subtracted in 200 components = 0.00518021 Jy ! Clean residual min=-0.001248 max=0.001224 Jy/beam ! Clean residual mean=-0.000002 rms=0.000360 Jy/beam ! Combined flux in latest and established models = 0.0646003 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 = 0.000733513 Jy ! Component: 100 - total flux cleaned = 0.00134595 Jy ! Component: 150 - total flux cleaned = 0.00176233 Jy ! Component: 200 - total flux cleaned = 0.00199729 Jy ! Total flux subtracted in 200 components = 0.00199729 Jy ! Clean residual min=-0.001259 max=0.001199 Jy/beam ! Clean residual mean=-0.000003 rms=0.000343 Jy/beam ! Combined flux in latest and established models = 0.0665976 Jy ! Adding 97 model components to the UV plane model. ! The established model now contains 174 components and 0.0665977 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=1.049 mas, bmaj=1.639 mas, bpa=-66.47 degrees ! Estimated noise=0.129238 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000201148 Jy ! Component: 100 - total flux cleaned = 0.000413635 Jy ! Component: 150 - total flux cleaned = 0.000635954 Jy ! Component: 200 - total flux cleaned = 0.000805832 Jy ! Total flux subtracted in 200 components = 0.000805832 Jy ! Clean residual min=-0.001011 max=0.000912 Jy/beam ! Clean residual mean=-0.000002 rms=0.000232 Jy/beam ! Combined flux in latest and established models = 0.0674035 Jy selfcal ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 192 components and 0.0674035 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=0.054189Jy sigma=1.150779 ! Fit after self-cal, rms=0.054165Jy sigma=1.150234 wmodel J1646+7419_X_map.mod ! Writing 192 model components to file: J1646+7419_X_map.mod wobs J1646+7419_X_uvs.fits ! Writing UV FITS file: J1646+7419_X_uvs.fits wwins J1646+7419_X_map.win ! wwins: Wrote 7 windows to J1646+7419_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 = -4.87576e-05 Jy ! Component: 100 - total flux cleaned = 8.13392e-05 Jy ! Component: 150 - total flux cleaned = 0.000190506 Jy ! Component: 200 - total flux cleaned = 0.000280707 Jy ! Component: 250 - total flux cleaned = 0.000339313 Jy ! Component: 300 - total flux cleaned = 0.000396429 Jy ! Component: 350 - total flux cleaned = 0.000409941 Jy ! Component: 400 - total flux cleaned = 0.000409998 Jy ! Component: 450 - total flux cleaned = 0.000423761 Jy ! Component: 500 - total flux cleaned = 0.000501672 Jy ! Component: 550 - total flux cleaned = 0.00048892 Jy ! Component: 600 - total flux cleaned = 0.000526396 Jy ! Component: 650 - total flux cleaned = 0.000562963 Jy ! Component: 700 - total flux cleaned = 0.000551021 Jy ! Component: 750 - total flux cleaned = 0.000574552 Jy ! Component: 800 - total flux cleaned = 0.000551353 Jy ! Component: 850 - total flux cleaned = 0.000528228 Jy ! Component: 900 - total flux cleaned = 0.000516989 Jy ! Component: 950 - total flux cleaned = 0.000516995 Jy ! Component: 1000 - total flux cleaned = 0.000495313 Jy ! Component: 1050 - total flux cleaned = 0.00049537 Jy ! Component: 1100 - total flux cleaned = 0.000516637 Jy ! Component: 1150 - total flux cleaned = 0.00050589 Jy ! Component: 1200 - total flux cleaned = 0.000475222 Jy ! Component: 1250 - total flux cleaned = 0.000485583 Jy ! Component: 1300 - total flux cleaned = 0.000475359 Jy ! Component: 1350 - total flux cleaned = 0.000475472 Jy ! Component: 1400 - total flux cleaned = 0.000465817 Jy ! Component: 1450 - total flux cleaned = 0.000466057 Jy ! Component: 1500 - total flux cleaned = 0.000494856 Jy ! Component: 1550 - total flux cleaned = 0.000495101 Jy ! Component: 1600 - total flux cleaned = 0.000485939 Jy ! Component: 1650 - total flux cleaned = 0.00050455 Jy ! Component: 1700 - total flux cleaned = 0.000541046 Jy ! Component: 1750 - total flux cleaned = 0.000541021 Jy ! Component: 1800 - total flux cleaned = 0.000576577 Jy ! Component: 1850 - total flux cleaned = 0.000603105 Jy ! Component: 1900 - total flux cleaned = 0.000629178 Jy ! Component: 1950 - total flux cleaned = 0.000629112 Jy ! Component: 2000 - total flux cleaned = 0.000663445 Jy ! Component: 2050 - total flux cleaned = 0.000629624 Jy ! Component: 2100 - total flux cleaned = 0.000671822 Jy ! Component: 2150 - total flux cleaned = 0.000680124 Jy ! Component: 2200 - total flux cleaned = 0.00069661 Jy ! Component: 2250 - total flux cleaned = 0.000704875 Jy ! Component: 2300 - total flux cleaned = 0.000745331 Jy ! Component: 2350 - total flux cleaned = 0.000745312 Jy ! Component: 2400 - total flux cleaned = 0.000769049 Jy ! Component: 2450 - total flux cleaned = 0.000769009 Jy ! Component: 2500 - total flux cleaned = 0.000753576 Jy ! Component: 2550 - total flux cleaned = 0.000776814 Jy ! Component: 2600 - total flux cleaned = 0.000815238 Jy ! Component: 2650 - total flux cleaned = 0.00081529 Jy ! Component: 2700 - total flux cleaned = 0.000830588 Jy ! Component: 2750 - total flux cleaned = 0.000838125 Jy ! Component: 2800 - total flux cleaned = 0.000838242 Jy ! Component: 2850 - total flux cleaned = 0.000853018 Jy ! Component: 2900 - total flux cleaned = 0.000867754 Jy ! Component: 2950 - total flux cleaned = 0.000882305 Jy ! Component: 3000 - total flux cleaned = 0.000875052 Jy ! Component: 3050 - total flux cleaned = 0.00088232 Jy ! Component: 3100 - total flux cleaned = 0.0009107 Jy ! Component: 3150 - total flux cleaned = 0.000924743 Jy ! Component: 3200 - total flux cleaned = 0.000931685 Jy ! Component: 3250 - total flux cleaned = 0.000959363 Jy ! Component: 3300 - total flux cleaned = 0.000973057 Jy ! Component: 3350 - total flux cleaned = 0.000938789 Jy ! Component: 3400 - total flux cleaned = 0.000925145 Jy ! Component: 3450 - total flux cleaned = 0.000952174 Jy ! Component: 3500 - total flux cleaned = 0.000945574 Jy ! Component: 3550 - total flux cleaned = 0.000958867 Jy ! Component: 3600 - total flux cleaned = 0.000952252 Jy ! Component: 3650 - total flux cleaned = 0.000958869 Jy ! Component: 3700 - total flux cleaned = 0.000971872 Jy ! Component: 3750 - total flux cleaned = 0.000952463 Jy ! Component: 3800 - total flux cleaned = 0.000971769 Jy ! Component: 3850 - total flux cleaned = 0.00100366 Jy ! Component: 3900 - total flux cleaned = 0.000984676 Jy ! Component: 3950 - total flux cleaned = 0.000997316 Jy ! Component: 4000 - total flux cleaned = 0.0010224 Jy ! Component: 4050 - total flux cleaned = 0.00104111 Jy ! Total flux subtracted in 4096 components = 0.00104731 Jy ! Clean residual min=-0.000309 max=0.000324 Jy/beam ! Clean residual mean=-0.000001 rms=0.000111 Jy/beam ! Combined flux in latest and established models = 0.0684508 Jy keep ! Adding 344 model components to the UV plane model. ! The established model now contains 536 components and 0.0684507 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J1646+7419_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.049 x 1.639 at -66.47 degrees (North through East) ! Clean map min=-0.00064878 max=0.027199 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J1646+7419_X_map.fits wmodel /vlbi/uf001/uva//J1646+7419_X_map.mod ! Writing 536 model components to file: /vlbi/uf001/uva//J1646+7419_X_map.mod wobs /vlbi/uf001/uva//J1646+7419_X_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J1646+7419_X_uvs.fits wwins /vlbi/uf001/uva//J1646+7419_X_map.win ! wwins: Wrote 8 windows to /vlbi/uf001/uva//J1646+7419_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0271994 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000110773 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -1.22179 1.22179 2.44357 4.88714 9.77428 19.5486 39.0971 78.1943 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0003 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.027 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 245.542 quit ! Quitting program ! Log file /vlbi/uf001/uva//J1646+7419_X_dfm.log closed on Mon Jan 14 03:52:46 2019