! Started logfile: /vlbi/uf001/uva//J1647+2705_X_dfm.log on Mon Jan 14 03:53:07 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//J1647+2705_X_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J1647+2705_X_uva.fits ! AN table 1: 87 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.99106 visibilities/baseline/integration-bin. ! Found source: J1647+2705 ! ! 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 46560 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 J1647+2705_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 30 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 30 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 30 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 30 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 30 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 30 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 30 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 30 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 30 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 30 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 30 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 30 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.006335Jy sigma=23.746924 ! Fit after self-cal, rms=0.913271Jy sigma=21.505174 ! 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=0.7263 mas, bmaj=1.362 mas, bpa=-3.516 degrees ! Estimated noise=0.335012 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 = 0.0646619 Jy ! Component: 100 - total flux cleaned = 0.0826703 Jy ! Total flux subtracted in 100 components = 0.0826703 Jy ! Clean residual min=-0.003904 max=0.012656 Jy/beam ! Clean residual mean=-0.000003 rms=0.001077 Jy/beam ! Combined flux in latest and established models = 0.0826703 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 6 components and 0.0826703 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=0.060126Jy sigma=1.352477 ! Fit after self-cal, rms=0.059902Jy sigma=1.346975 ! Inverting map ! Added new window around map position (1.6, 1.8). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.012451 Jy ! Component: 100 - total flux cleaned = 0.0197625 Jy ! Total flux subtracted in 100 components = 0.0197625 Jy ! Clean residual min=-0.003127 max=0.004185 Jy/beam ! Clean residual mean=-0.000002 rms=0.000762 Jy/beam ! Combined flux in latest and established models = 0.102433 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 10 components and 0.102433 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=0.056836Jy sigma=1.264367 ! Fit after self-cal, rms=0.056667Jy sigma=1.260317 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00575561 Jy ! Component: 100 - total flux cleaned = 0.00951197 Jy ! Total flux subtracted in 100 components = 0.00951197 Jy ! Clean residual min=-0.002565 max=0.002988 Jy/beam ! Clean residual mean=-0.000001 rms=0.000653 Jy/beam ! Combined flux in latest and established models = 0.111945 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 17 components and 0.111945 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=0.055951Jy sigma=1.240644 ! Fit after self-cal, rms=0.055920Jy sigma=1.239868 ! 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=0.9632 mas, bmaj=1.71 mas, bpa=-1.297 degrees ! Estimated noise=0.14352 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 = 0.00389298 Jy ! Component: 100 - total flux cleaned = 0.00633647 Jy ! Component: 150 - total flux cleaned = 0.00808773 Jy ! Component: 200 - total flux cleaned = 0.00938379 Jy ! Total flux subtracted in 200 components = 0.00938379 Jy ! Clean residual min=-0.002467 max=0.002882 Jy/beam ! Clean residual mean=0.000002 rms=0.000542 Jy/beam ! Combined flux in latest and established models = 0.121329 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 31 components and 0.121329 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=0.055625Jy sigma=1.231575 ! Fit after self-cal, rms=0.055608Jy sigma=1.231081 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9632 x 1.71 at -1.297 degrees (North through East) ! Clean map min=-0.0023564 max=0.084717 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 0.99 HN 0.99 KP 1.02 ! LA 0.97 MK 1.01 NL 1.15 OV 0.92 ! PT 1.00 SC 0.98 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 0.98 HN 0.97 KP 1.02 ! LA 0.95 MK 1.01 NL 1.14 OV 0.93 ! PT 0.99 SC 0.96 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 0.99 HN 0.96 KP 1.01 ! LA 0.95 MK 1.02 NL 1.12 OV 0.91 ! PT 1.01 SC 0.95 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.11 FD 0.98 HN 0.96 KP 1.01 ! LA 0.95 MK 1.04 NL 1.11 OV 0.93 ! PT 0.99 SC 0.94 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 1.01 HN 0.98 KP 1.03 ! LA 0.97 MK 1.00 NL 1.12 OV 0.94 ! PT 0.95 SC 0.96 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 1.00 HN 0.94 KP 1.03 ! LA 0.97 MK 1.00 NL 1.10 OV 0.92 ! PT 1.00 SC 0.94 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 1.00 HN 0.96 KP 1.02 ! LA 0.98 MK 1.01 NL 1.13 OV 0.92 ! PT 1.01 SC 0.95 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 1.02 HN 0.95 KP 1.00 ! LA 0.94 MK 0.97 NL 1.13 OV 0.93 ! PT 1.02 SC 0.96 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 0.95 HN 0.95 KP 1.02 ! LA 0.94 MK 1.01 NL 1.14 OV 0.92 ! PT 1.02 SC 0.98 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 FD 0.98 HN 0.93 KP 1.02 ! LA 0.96 MK 1.02 NL 1.10 OV 0.90 ! PT 1.03 SC 0.97 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 0.99 HN 0.96 KP 1.04 ! LA 0.95 MK 0.98 NL 1.09 OV 0.92 ! PT 1.01 SC 0.95 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 0.97 HN 0.94 KP 1.02 ! LA 0.97 MK 0.96 NL 1.13 OV 0.89 ! PT 1.00 SC 0.97 ! ! ! Fit before self-cal, rms=0.055608Jy sigma=1.231081 ! Fit after self-cal, rms=0.054354Jy sigma=1.219277 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.9569 mas, bmaj=1.711 mas, bpa=-0.8092 degrees ! Estimated noise=0.143011 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 (11.8, 13.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00297973 Jy ! Component: 100 - total flux cleaned = 0.00450246 Jy ! Component: 150 - total flux cleaned = 0.00528052 Jy ! Component: 200 - total flux cleaned = 0.00590786 Jy ! Total flux subtracted in 200 components = 0.00590786 Jy ! Clean residual min=-0.001534 max=0.002066 Jy/beam ! Clean residual mean=0.000002 rms=0.000344 Jy/beam ! Combined flux in latest and established models = 0.127236 Jy ! Performing phase self-cal ! Adding 35 model components to the UV plane model. ! The established model now contains 66 components and 0.127236 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=0.054180Jy sigma=1.214396 ! Fit after self-cal, rms=0.054191Jy sigma=1.213953 ! Inverting map ! Added new window around map position (11.6, 36). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00178864 Jy ! Component: 100 - total flux cleaned = 0.00290781 Jy ! Component: 150 - total flux cleaned = 0.00367302 Jy ! Component: 200 - total flux cleaned = 0.0042812 Jy ! Total flux subtracted in 200 components = 0.0042812 Jy ! Clean residual min=-0.001496 max=0.001341 Jy/beam ! Clean residual mean=0.000002 rms=0.000307 Jy/beam ! Combined flux in latest and established models = 0.131518 Jy ! Performing phase self-cal ! Adding 45 model components to the UV plane model. ! The established model now contains 94 components and 0.131518 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=0.054115Jy sigma=1.211994 ! Fit after self-cal, rms=0.054109Jy sigma=1.211847 ! 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=0.054109Jy sigma=1.211847 ! Fit after self-cal, rms=0.054605Jy sigma=1.208468 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9575 mas, bmaj=1.709 mas, bpa=-0.7095 degrees ! Estimated noise=0.143116 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000819277 Jy ! Component: 100 - total flux cleaned = 0.00123248 Jy ! Component: 150 - total flux cleaned = 0.00164149 Jy ! Component: 200 - total flux cleaned = 0.00193136 Jy ! Total flux subtracted in 200 components = 0.00193136 Jy ! Clean residual min=-0.001303 max=0.001084 Jy/beam ! Clean residual mean=0.000002 rms=0.000254 Jy/beam ! Combined flux in latest and established models = 0.133449 Jy selfcal ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 111 components and 0.133449 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=0.054575Jy sigma=1.207699 ! Fit after self-cal, rms=0.054594Jy sigma=1.207613 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 = 0.000337963 Jy ! Component: 100 - total flux cleaned = 0.000615228 Jy ! Component: 150 - total flux cleaned = 0.000867419 Jy ! Component: 200 - total flux cleaned = 0.00109712 Jy ! Total flux subtracted in 200 components = 0.00109712 Jy ! Clean residual min=-0.001250 max=0.001072 Jy/beam ! Clean residual mean=0.000002 rms=0.000247 Jy/beam ! Combined flux in latest and established models = 0.134546 Jy ! Performing phase self-cal ! Adding 37 model components to the UV plane model. ! The established model now contains 122 components and 0.134546 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=0.054581Jy sigma=1.207288 ! Fit after self-cal, rms=0.054579Jy sigma=1.207271 ! 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=0.054579Jy sigma=1.207271 ! Fit after self-cal, rms=0.054669Jy sigma=1.207198 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9571 mas, bmaj=1.71 mas, bpa=-0.7965 degrees ! Estimated noise=0.143234 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000150002 Jy ! Component: 100 - total flux cleaned = 0.000376588 Jy ! Component: 150 - total flux cleaned = 0.000596181 Jy ! Component: 200 - total flux cleaned = 0.000720272 Jy ! Total flux subtracted in 200 components = 0.000720272 Jy ! Clean residual min=-0.001219 max=0.001043 Jy/beam ! Clean residual mean=0.000002 rms=0.000240 Jy/beam ! Combined flux in latest and established models = 0.135266 Jy selfcal ! Performing phase self-cal ! Adding 34 model components to the UV plane model. ! The established model now contains 126 components and 0.135266 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=0.054659Jy sigma=1.206934 ! Fit after self-cal, rms=0.054661Jy sigma=1.206922 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 = 0.000111649 Jy ! Component: 100 - total flux cleaned = 0.000254921 Jy ! Component: 150 - total flux cleaned = 0.00032214 Jy ! Component: 200 - total flux cleaned = 0.000423453 Jy ! Total flux subtracted in 200 components = 0.000423453 Jy ! Clean residual min=-0.001201 max=0.001035 Jy/beam ! Clean residual mean=0.000002 rms=0.000237 Jy/beam ! Combined flux in latest and established models = 0.13569 Jy ! Performing phase self-cal ! Adding 39 model components to the UV plane model. ! The established model now contains 136 components and 0.13569 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=0.054655Jy sigma=1.206772 ! Fit after self-cal, rms=0.054654Jy sigma=1.206765 ! 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=0.054654Jy sigma=1.206765 ! Fit after self-cal, rms=0.054652Jy sigma=1.206737 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.166 mas, bmaj=2.744 mas, bpa=1.22 degrees ! Estimated noise=0.176018 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000772351 Jy ! Component: 100 - total flux cleaned = 0.0011453 Jy ! Component: 150 - total flux cleaned = 0.00137429 Jy ! Component: 200 - total flux cleaned = 0.00154071 Jy ! Total flux subtracted in 200 components = 0.00154071 Jy ! Clean residual min=-0.001596 max=0.001337 Jy/beam ! Clean residual mean=0.000004 rms=0.000355 Jy/beam ! Combined flux in latest and established models = 0.137231 Jy selfcal ! Performing phase self-cal ! Adding 32 model components to the UV plane model. ! The established model now contains 159 components and 0.137231 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=0.054651Jy sigma=1.206642 ! Fit after self-cal, rms=0.054650Jy sigma=1.206625 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 = 0.000294407 Jy ! Component: 100 - total flux cleaned = 0.000439442 Jy ! Component: 150 - total flux cleaned = 0.000571618 Jy ! Component: 200 - total flux cleaned = 0.000682458 Jy ! Total flux subtracted in 200 components = 0.000682458 Jy ! Clean residual min=-0.001557 max=0.001339 Jy/beam ! Clean residual mean=0.000003 rms=0.000350 Jy/beam ! Combined flux in latest and established models = 0.137913 Jy ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 164 components and 0.137913 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=0.054650Jy sigma=1.206620 ! Fit after self-cal, rms=0.054650Jy sigma=1.206615 ! 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=0.9562 mas, bmaj=1.71 mas, bpa=-0.8749 degrees ! Estimated noise=0.143251 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9562 x 1.71 at -0.8749 degrees (North through East) ! Clean map min=-0.001126 max=0.084224 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=0.7196 mas, bmaj=1.362 mas, bpa=-3.049 degrees ! Estimated noise=0.333019 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0642019 Jy ! Component: 100 - total flux cleaned = 0.0852089 Jy ! Component: 150 - total flux cleaned = 0.096942 Jy ! Component: 200 - total flux cleaned = 0.104208 Jy ! Total flux subtracted in 200 components = 0.104208 Jy ! Clean residual min=-0.002234 max=0.003798 Jy/beam ! Clean residual mean=-0.000000 rms=0.000561 Jy/beam ! Combined flux in latest and established models = 0.104208 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 10 model components to the UV plane model. ! The established model now contains 10 components and 0.104208 Jy ! Inverting map and beam ! Estimated beam: bmin=0.9562 mas, bmaj=1.71 mas, bpa=-0.8749 degrees ! Estimated noise=0.143251 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 = 0.00618596 Jy ! Component: 100 - total flux cleaned = 0.0101562 Jy ! Component: 150 - total flux cleaned = 0.0130046 Jy ! Component: 200 - total flux cleaned = 0.0152401 Jy ! Total flux subtracted in 200 components = 0.0152401 Jy ! Clean residual min=-0.001637 max=0.001535 Jy/beam ! Clean residual mean=0.000002 rms=0.000353 Jy/beam ! Combined flux in latest and established models = 0.119448 Jy ! Adding 37 model components to the UV plane model. ! The established model now contains 43 components and 0.119448 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=2.166 mas, bmaj=2.744 mas, bpa=1.22 degrees ! Estimated noise=0.176018 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00320669 Jy ! Component: 100 - total flux cleaned = 0.00566015 Jy ! Component: 150 - total flux cleaned = 0.00765483 Jy ! Component: 200 - total flux cleaned = 0.00932137 Jy ! Total flux subtracted in 200 components = 0.00932137 Jy ! Clean residual min=-0.001824 max=0.001483 Jy/beam ! Clean residual mean=0.000004 rms=0.000446 Jy/beam ! Combined flux in latest and established models = 0.12877 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 = 0.00141075 Jy ! Component: 100 - total flux cleaned = 0.00261567 Jy ! Component: 150 - total flux cleaned = 0.00365225 Jy ! Component: 200 - total flux cleaned = 0.00454714 Jy ! Total flux subtracted in 200 components = 0.00454714 Jy ! Clean residual min=-0.001637 max=0.001340 Jy/beam ! Clean residual mean=0.000004 rms=0.000382 Jy/beam ! Combined flux in latest and established models = 0.133317 Jy ! Adding 103 model components to the UV plane model. ! The established model now contains 131 components and 0.133317 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.9562 mas, bmaj=1.71 mas, bpa=-0.8749 degrees ! Estimated noise=0.143251 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000599405 Jy ! Component: 100 - total flux cleaned = 0.00104907 Jy ! Component: 150 - total flux cleaned = 0.0014664 Jy ! Component: 200 - total flux cleaned = 0.00182111 Jy ! Total flux subtracted in 200 components = 0.00182111 Jy ! Clean residual min=-0.001221 max=0.001053 Jy/beam ! Clean residual mean=0.000002 rms=0.000236 Jy/beam ! Combined flux in latest and established models = 0.135138 Jy selfcal ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 150 components and 0.135138 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=0.054667Jy sigma=1.207043 ! Fit after self-cal, rms=0.054660Jy sigma=1.206915 wmodel J1647+2705_X_map.mod ! Writing 150 model components to file: J1647+2705_X_map.mod wobs J1647+2705_X_uvs.fits ! Writing UV FITS file: J1647+2705_X_uvs.fits wwins J1647+2705_X_map.win ! wwins: Wrote 4 windows to J1647+2705_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 = -0.000345399 Jy ! Component: 100 - total flux cleaned = -0.000419719 Jy ! Component: 150 - total flux cleaned = -0.000387129 Jy ! Component: 200 - total flux cleaned = -0.000307623 Jy ! Component: 250 - total flux cleaned = -0.000261535 Jy ! Component: 300 - total flux cleaned = -0.00017253 Jy ! Component: 350 - total flux cleaned = -8.65582e-05 Jy ! Component: 400 - total flux cleaned = -5.88297e-05 Jy ! Component: 450 - total flux cleaned = -7.24341e-05 Jy ! Component: 500 - total flux cleaned = -8.58997e-05 Jy ! Component: 550 - total flux cleaned = -0.000138684 Jy ! Component: 600 - total flux cleaned = -0.000164296 Jy ! Component: 650 - total flux cleaned = -0.000202239 Jy ! Component: 700 - total flux cleaned = -0.000226904 Jy ! Component: 750 - total flux cleaned = -0.000226665 Jy ! Component: 800 - total flux cleaned = -0.000238671 Jy ! Component: 850 - total flux cleaned = -0.00022674 Jy ! Component: 900 - total flux cleaned = -0.000273483 Jy ! Component: 950 - total flux cleaned = -0.000226972 Jy ! Component: 1000 - total flux cleaned = -0.000203973 Jy ! Component: 1050 - total flux cleaned = -0.000226617 Jy ! Component: 1100 - total flux cleaned = -0.000215386 Jy ! Component: 1150 - total flux cleaned = -0.000215472 Jy ! Component: 1200 - total flux cleaned = -0.000269866 Jy ! Component: 1250 - total flux cleaned = -0.000237487 Jy ! Component: 1300 - total flux cleaned = -0.000237557 Jy ! Component: 1350 - total flux cleaned = -0.000279573 Jy ! Component: 1400 - total flux cleaned = -0.000289749 Jy ! Component: 1450 - total flux cleaned = -0.000299941 Jy ! Component: 1500 - total flux cleaned = -0.000310078 Jy ! Component: 1550 - total flux cleaned = -0.000289934 Jy ! Component: 1600 - total flux cleaned = -0.000349614 Jy ! Component: 1650 - total flux cleaned = -0.000310268 Jy ! Component: 1700 - total flux cleaned = -0.000358882 Jy ! Component: 1750 - total flux cleaned = -0.000349168 Jy ! Component: 1800 - total flux cleaned = -0.00034901 Jy ! Component: 1850 - total flux cleaned = -0.000377283 Jy ! Component: 1900 - total flux cleaned = -0.000386465 Jy ! Component: 1950 - total flux cleaned = -0.000358603 Jy ! Component: 2000 - total flux cleaned = -0.000386201 Jy ! Component: 2050 - total flux cleaned = -0.000386125 Jy ! Component: 2100 - total flux cleaned = -0.000377021 Jy ! Component: 2150 - total flux cleaned = -0.000386033 Jy ! Component: 2200 - total flux cleaned = -0.000430488 Jy ! Component: 2250 - total flux cleaned = -0.000439317 Jy ! Component: 2300 - total flux cleaned = -0.000456759 Jy ! Component: 2350 - total flux cleaned = -0.000465414 Jy ! Component: 2400 - total flux cleaned = -0.000431032 Jy ! Component: 2450 - total flux cleaned = -0.000473667 Jy ! Component: 2500 - total flux cleaned = -0.000482044 Jy ! Component: 2550 - total flux cleaned = -0.000465206 Jy ! Component: 2600 - total flux cleaned = -0.00046525 Jy ! Component: 2650 - total flux cleaned = -0.000481758 Jy ! Component: 2700 - total flux cleaned = -0.000489936 Jy ! Component: 2750 - total flux cleaned = -0.000481832 Jy ! Component: 2800 - total flux cleaned = -0.000506204 Jy ! Component: 2850 - total flux cleaned = -0.000481966 Jy ! Component: 2900 - total flux cleaned = -0.000497915 Jy ! Component: 2950 - total flux cleaned = -0.000490076 Jy ! Component: 3000 - total flux cleaned = -0.000505743 Jy ! Component: 3050 - total flux cleaned = -0.000497915 Jy ! Component: 3100 - total flux cleaned = -0.000528958 Jy ! Component: 3150 - total flux cleaned = -0.000513603 Jy ! Component: 3200 - total flux cleaned = -0.000505964 Jy ! Component: 3250 - total flux cleaned = -0.0004907 Jy ! Component: 3300 - total flux cleaned = -0.000475633 Jy ! Component: 3350 - total flux cleaned = -0.000498179 Jy ! Component: 3400 - total flux cleaned = -0.000513149 Jy ! Component: 3450 - total flux cleaned = -0.000476094 Jy ! Component: 3500 - total flux cleaned = -0.000490728 Jy ! Component: 3550 - total flux cleaned = -0.000490742 Jy ! Component: 3600 - total flux cleaned = -0.000468797 Jy ! Component: 3650 - total flux cleaned = -0.000504936 Jy ! Component: 3700 - total flux cleaned = -0.000461884 Jy ! Component: 3750 - total flux cleaned = -0.000461872 Jy ! Component: 3800 - total flux cleaned = -0.000476099 Jy ! Component: 3850 - total flux cleaned = -0.000461977 Jy ! Component: 3900 - total flux cleaned = -0.000462037 Jy ! Component: 3950 - total flux cleaned = -0.00046906 Jy ! Component: 4000 - total flux cleaned = -0.000462085 Jy ! Component: 4050 - total flux cleaned = -0.000448393 Jy ! Total flux subtracted in 4096 components = -0.000407356 Jy ! Clean residual min=-0.000389 max=0.000353 Jy/beam ! Clean residual mean=0.000001 rms=0.000121 Jy/beam ! Combined flux in latest and established models = 0.134731 Jy keep ! Adding 334 model components to the UV plane model. ! The established model now contains 484 components and 0.13473 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J1647+2705_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9562 x 1.71 at -0.8749 degrees (North through East) ! Clean map min=-0.00080662 max=0.084277 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J1647+2705_X_map.fits wmodel /vlbi/uf001/uva//J1647+2705_X_map.mod ! Writing 484 model components to file: /vlbi/uf001/uva//J1647+2705_X_map.mod wobs /vlbi/uf001/uva//J1647+2705_X_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J1647+2705_X_uvs.fits wwins /vlbi/uf001/uva//J1647+2705_X_map.win ! wwins: Wrote 5 windows to /vlbi/uf001/uva//J1647+2705_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.084277 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.00011996 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.427022 0.427022 0.854044 1.70809 3.41617 6.83235 13.6647 27.3294 54.6588 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0003 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.084 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 702.54 quit ! Quitting program ! Log file /vlbi/uf001/uva//J1647+2705_X_dfm.log closed on Mon Jan 14 03:53:14 2019