! Started logfile: /vlbi/uf001/uva//J1617-2537_X_dfm.log on Mon Jan 14 03:39:00 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//J1617-2537_X_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J1617-2537_X_uva.fits ! AN table 1: 38 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.988304 visibilities/baseline/integration-bin. ! Found source: J1617-2537 ! ! 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 20280 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 J1617-2537_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=1.004852Jy sigma=22.028953 ! Fit after self-cal, rms=0.906417Jy sigma=19.767092 ! 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=0.6109 mas, bmaj=1.663 mas, bpa=-5.79 degrees ! Estimated noise=0.463802 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 = 0.0708345 Jy ! Component: 100 - total flux cleaned = 0.0883605 Jy ! Total flux subtracted in 100 components = 0.0883605 Jy ! Clean residual min=-0.003900 max=0.007043 Jy/beam ! Clean residual mean=-0.000001 rms=0.001027 Jy/beam ! Combined flux in latest and established models = 0.0883605 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 7 components and 0.0883605 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=0.068795Jy sigma=1.351363 ! Fit after self-cal, rms=0.068671Jy sigma=1.349260 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00781307 Jy ! Component: 100 - total flux cleaned = 0.0120262 Jy ! Total flux subtracted in 100 components = 0.0120262 Jy ! Clean residual min=-0.003489 max=0.005070 Jy/beam ! Clean residual mean=0.000001 rms=0.000876 Jy/beam ! Combined flux in latest and established models = 0.100387 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 15 components and 0.100387 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=0.067436Jy sigma=1.308088 ! Fit after self-cal, rms=0.067435Jy sigma=1.307847 ! 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=0.8058 mas, bmaj=2.058 mas, bpa=-4.833 degrees ! Estimated noise=0.243435 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 (-0.8, 0.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00679466 Jy ! Component: 100 - total flux cleaned = 0.0108008 Jy ! Component: 150 - total flux cleaned = 0.0133936 Jy ! Component: 200 - total flux cleaned = 0.0150799 Jy ! Total flux subtracted in 200 components = 0.0150799 Jy ! Clean residual min=-0.003285 max=0.004467 Jy/beam ! Clean residual mean=-0.000001 rms=0.000723 Jy/beam ! Combined flux in latest and established models = 0.115467 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 31 components and 0.115467 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=0.066789Jy sigma=1.288078 ! Fit after self-cal, rms=0.066751Jy sigma=1.286406 ! Inverting map ! Added new window around map position (1, 5.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0038408 Jy ! Component: 100 - total flux cleaned = 0.00582595 Jy ! Component: 150 - total flux cleaned = 0.00699696 Jy ! Component: 200 - total flux cleaned = 0.00736383 Jy ! Total flux subtracted in 200 components = 0.00736383 Jy ! Clean residual min=-0.002719 max=0.002891 Jy/beam ! Clean residual mean=0.000001 rms=0.000607 Jy/beam ! Combined flux in latest and established models = 0.122831 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 48 components and 0.122831 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=0.066515Jy sigma=1.280772 ! Fit after self-cal, rms=0.066500Jy sigma=1.280037 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8058 x 2.058 at -4.832 degrees (North through East) ! Clean map min=-0.0024699 max=0.09237 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 FD 1.05 HN 1.08 KP 1.05 ! LA 0.97 MK 0.99 NL 1.14 OV 0.90 ! PT 1.00 SC 1.04 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 1.00 HN 1.09 KP 1.05 ! LA 0.98 MK 1.02 NL 1.09 OV 0.93 ! PT 0.93 SC 0.96 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 FD 0.99 HN 1.12 KP 1.05 ! LA 0.96 MK 1.05 NL 1.06 OV 0.91 ! PT 0.99 SC 1.04 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 FD 0.98 HN 1.04 KP 1.05 ! LA 0.95 MK 1.02 NL 1.08 OV 0.88 ! PT 1.02 SC 1.01 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.10 FD 0.99 HN 1.09 KP 0.99 ! LA 1.02 MK 1.02 NL 1.04 OV 0.93 ! PT 0.87 SC 0.98 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 0.99 HN 1.03 KP 1.03 ! LA 0.98 MK 1.03 NL 1.05 OV 0.92 ! PT 0.99 SC 1.03 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 1.03 HN 1.13 KP 1.04 ! LA 0.93 MK 0.99 NL 1.05 OV 0.90 ! PT 0.98 SC 0.99 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.10 FD 1.04 HN 1.10 KP 1.06 ! LA 0.97 MK 0.98 NL 1.09 OV 0.92 ! PT 0.99 SC 0.98 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 0.97 HN 1.05 KP 1.06 ! LA 1.00 MK 0.97 NL 1.04 OV 0.91 ! PT 0.94 SC 1.00 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 1.01 HN 1.02 KP 1.05 ! LA 0.94 MK 1.00 NL 1.07 OV 0.87 ! PT 1.01 SC 1.01 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 0.99 HN 1.04 KP 1.03 ! LA 0.98 MK 0.98 NL 1.08 OV 0.90 ! PT 0.97 SC 0.98 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 0.96 HN 1.22 KP 1.06 ! LA 0.94 MK 1.02 NL 1.10 OV 0.89 ! PT 0.98 SC 0.95 ! ! ! Fit before self-cal, rms=0.066500Jy sigma=1.280037 ! Fit after self-cal, rms=0.069208Jy sigma=1.267046 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.8076 mas, bmaj=2.061 mas, bpa=-4.599 degrees ! Estimated noise=0.246197 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 (-13.4, 25). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000141772 Jy ! Component: 100 - total flux cleaned = -0.000464012 Jy ! Component: 150 - total flux cleaned = -0.000834593 Jy ! Component: 200 - total flux cleaned = -0.00104449 Jy ! Total flux subtracted in 200 components = -0.00104449 Jy ! Clean residual min=-0.001520 max=0.001674 Jy/beam ! Clean residual mean=-0.000004 rms=0.000345 Jy/beam ! Combined flux in latest and established models = 0.121786 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 70 components and 0.121786 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=0.069132Jy sigma=1.265567 ! Fit after self-cal, rms=0.069213Jy sigma=1.265213 ! 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=0.069213Jy sigma=1.265213 ! Fit after self-cal, rms=0.070643Jy sigma=1.262401 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8087 mas, bmaj=2.059 mas, bpa=-4.621 degrees ! Estimated noise=0.246915 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000440578 Jy ! Component: 100 - total flux cleaned = -0.000586654 Jy ! Component: 150 - total flux cleaned = -0.000687268 Jy ! Component: 200 - total flux cleaned = -0.000732988 Jy ! Total flux subtracted in 200 components = -0.000732988 Jy ! Clean residual min=-0.001444 max=0.001249 Jy/beam ! Clean residual mean=-0.000004 rms=0.000307 Jy/beam ! Combined flux in latest and established models = 0.121053 Jy selfcal ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 88 components and 0.121053 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=0.070620Jy sigma=1.261956 ! Fit after self-cal, rms=0.070635Jy sigma=1.261912 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 = -5.73302e-05 Jy ! Component: 100 - total flux cleaned = -9.73525e-05 Jy ! Component: 150 - total flux cleaned = -9.74052e-05 Jy ! Component: 200 - total flux cleaned = -0.000115465 Jy ! Total flux subtracted in 200 components = -0.000115465 Jy ! Clean residual min=-0.001420 max=0.001247 Jy/beam ! Clean residual mean=-0.000004 rms=0.000303 Jy/beam ! Combined flux in latest and established models = 0.120938 Jy ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 98 components and 0.120938 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=0.070623Jy sigma=1.261721 ! Fit after self-cal, rms=0.070622Jy sigma=1.261713 ! 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=0.070622Jy sigma=1.261713 ! Fit after self-cal, rms=0.071596Jy sigma=1.261075 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8082 mas, bmaj=2.055 mas, bpa=-4.658 degrees ! Estimated noise=0.246823 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000468544 Jy ! Component: 100 - total flux cleaned = -0.000486222 Jy ! Component: 150 - total flux cleaned = -0.000502446 Jy ! Component: 200 - total flux cleaned = -0.000532385 Jy ! Total flux subtracted in 200 components = -0.000532385 Jy ! Clean residual min=-0.001386 max=0.001238 Jy/beam ! Clean residual mean=-0.000004 rms=0.000292 Jy/beam ! Combined flux in latest and established models = 0.120405 Jy selfcal ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 108 components and 0.120405 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=0.071583Jy sigma=1.260891 ! Fit after self-cal, rms=0.071593Jy sigma=1.260868 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 = -5.28246e-05 Jy ! Component: 100 - total flux cleaned = -8.07331e-05 Jy ! Component: 150 - total flux cleaned = -0.000119892 Jy ! Component: 200 - total flux cleaned = -0.000132469 Jy ! Total flux subtracted in 200 components = -0.000132469 Jy ! Clean residual min=-0.001385 max=0.001233 Jy/beam ! Clean residual mean=-0.000004 rms=0.000290 Jy/beam ! Combined flux in latest and established models = 0.120273 Jy ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 114 components and 0.120273 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=0.071587Jy sigma=1.260780 ! Fit after self-cal, rms=0.071586Jy sigma=1.260777 ! 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=0.071586Jy sigma=1.260777 ! Fit after self-cal, rms=0.071714Jy sigma=1.260724 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.24 mas, bmaj=5.333 mas, bpa=0.5117 degrees ! Estimated noise=0.312214 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000214568 Jy ! Component: 100 - total flux cleaned = -0.000283938 Jy ! Component: 150 - total flux cleaned = -0.000307044 Jy ! Component: 200 - total flux cleaned = -0.000338052 Jy ! Total flux subtracted in 200 components = -0.000338052 Jy ! Clean residual min=-0.001161 max=0.001226 Jy/beam ! Clean residual mean=-0.000009 rms=0.000325 Jy/beam ! Combined flux in latest and established models = 0.119935 Jy selfcal ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 122 components and 0.119935 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=0.071710Jy sigma=1.260650 ! Fit after self-cal, rms=0.071711Jy sigma=1.260638 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 = -1.69805e-05 Jy ! Component: 100 - total flux cleaned = -1.71764e-05 Jy ! Component: 150 - total flux cleaned = -3.41476e-05 Jy ! Component: 200 - total flux cleaned = -3.46735e-05 Jy ! Total flux subtracted in 200 components = -3.46735e-05 Jy ! Clean residual min=-0.001166 max=0.001214 Jy/beam ! Clean residual mean=-0.000009 rms=0.000323 Jy/beam ! Combined flux in latest and established models = 0.1199 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 128 components and 0.1199 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=0.071710Jy sigma=1.260621 ! Fit after self-cal, rms=0.071709Jy sigma=1.260617 ! 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=0.8074 mas, bmaj=2.053 mas, bpa=-4.647 degrees ! Estimated noise=0.246545 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8074 x 2.053 at -4.647 degrees (North through East) ! Clean map min=-0.0011801 max=0.09356 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=0.6109 mas, bmaj=1.655 mas, bpa=-5.505 degrees ! Estimated noise=0.472022 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0718931 Jy ! Component: 100 - total flux cleaned = 0.0899042 Jy ! Component: 150 - total flux cleaned = 0.0983216 Jy ! Component: 200 - total flux cleaned = 0.103572 Jy ! Total flux subtracted in 200 components = 0.103572 Jy ! Clean residual min=-0.002960 max=0.003061 Jy/beam ! Clean residual mean=-0.000002 rms=0.000708 Jy/beam ! Combined flux in latest and established models = 0.103572 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 22 model components to the UV plane model. ! The established model now contains 22 components and 0.103572 Jy ! Inverting map and beam ! Estimated beam: bmin=0.8074 mas, bmaj=2.053 mas, bpa=-4.647 degrees ! Estimated noise=0.246545 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 = 0.00548865 Jy ! Component: 100 - total flux cleaned = 0.0085988 Jy ! Component: 150 - total flux cleaned = 0.0107873 Jy ! Component: 200 - total flux cleaned = 0.0123938 Jy ! Total flux subtracted in 200 components = 0.0123938 Jy ! Clean residual min=-0.001479 max=0.001421 Jy/beam ! Clean residual mean=-0.000005 rms=0.000335 Jy/beam ! Combined flux in latest and established models = 0.115966 Jy ! Adding 33 model components to the UV plane model. ! The established model now contains 50 components and 0.115966 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=2.24 mas, bmaj=5.333 mas, bpa=0.5117 degrees ! Estimated noise=0.312214 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00173022 Jy ! Component: 100 - total flux cleaned = 0.00230022 Jy ! Component: 150 - total flux cleaned = 0.00266337 Jy ! Component: 200 - total flux cleaned = 0.00296529 Jy ! Total flux subtracted in 200 components = 0.00296529 Jy ! Clean residual min=-0.001164 max=0.001231 Jy/beam ! Clean residual mean=-0.000009 rms=0.000337 Jy/beam ! Combined flux in latest and established models = 0.118931 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 = 0.000235055 Jy ! Component: 100 - total flux cleaned = 0.000420858 Jy ! Component: 150 - total flux cleaned = 0.0005496 Jy ! Component: 200 - total flux cleaned = 0.000580583 Jy ! Total flux subtracted in 200 components = 0.000580583 Jy ! Clean residual min=-0.001135 max=0.001187 Jy/beam ! Clean residual mean=-0.000009 rms=0.000326 Jy/beam ! Combined flux in latest and established models = 0.119511 Jy ! Adding 37 model components to the UV plane model. ! The established model now contains 84 components and 0.119511 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.8074 mas, bmaj=2.053 mas, bpa=-4.647 degrees ! Estimated noise=0.246545 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -7.99657e-05 Jy ! Component: 100 - total flux cleaned = -0.000203686 Jy ! Component: 150 - total flux cleaned = -0.000203565 Jy ! Component: 200 - total flux cleaned = -0.000227766 Jy ! Total flux subtracted in 200 components = -0.000227766 Jy ! Clean residual min=-0.001330 max=0.001160 Jy/beam ! Clean residual mean=-0.000004 rms=0.000293 Jy/beam ! Combined flux in latest and established models = 0.119284 Jy selfcal ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 97 components and 0.119284 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=0.071728Jy sigma=1.261085 ! Fit after self-cal, rms=0.071720Jy sigma=1.260994 wmodel J1617-2537_X_map.mod ! Writing 97 model components to file: J1617-2537_X_map.mod wobs J1617-2537_X_uvs.fits ! Writing UV FITS file: J1617-2537_X_uvs.fits wwins J1617-2537_X_map.win ! wwins: Wrote 4 windows to J1617-2537_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 = -0.000410143 Jy ! Component: 100 - total flux cleaned = -0.000410852 Jy ! Component: 150 - total flux cleaned = -0.000349475 Jy ! Component: 200 - total flux cleaned = -0.000329902 Jy ! Component: 250 - total flux cleaned = -0.000291518 Jy ! Component: 300 - total flux cleaned = -0.000199066 Jy ! Component: 350 - total flux cleaned = -9.10052e-05 Jy ! Component: 400 - total flux cleaned = -5.52504e-05 Jy ! Component: 450 - total flux cleaned = 8.2551e-05 Jy ! Component: 500 - total flux cleaned = 0.00013279 Jy ! Component: 550 - total flux cleaned = 9.96304e-05 Jy ! Component: 600 - total flux cleaned = 0.000148652 Jy ! Component: 650 - total flux cleaned = 0.000132953 Jy ! Component: 700 - total flux cleaned = 0.000180228 Jy ! Component: 750 - total flux cleaned = 0.000149037 Jy ! Component: 800 - total flux cleaned = 0.000118284 Jy ! Component: 850 - total flux cleaned = 0.000103103 Jy ! Component: 900 - total flux cleaned = 8.81411e-05 Jy ! Component: 950 - total flux cleaned = 8.81077e-05 Jy ! Component: 1000 - total flux cleaned = 4.45986e-05 Jy ! Component: 1050 - total flux cleaned = 1.6798e-06 Jy ! Component: 1100 - total flux cleaned = 1.59919e-05 Jy ! Component: 1150 - total flux cleaned = 1.59675e-05 Jy ! Component: 1200 - total flux cleaned = -3.94282e-05 Jy ! Component: 1250 - total flux cleaned = 1.96612e-06 Jy ! Component: 1300 - total flux cleaned = -1.14922e-05 Jy ! Component: 1350 - total flux cleaned = -1.11973e-05 Jy ! Component: 1400 - total flux cleaned = -1.12009e-05 Jy ! Component: 1450 - total flux cleaned = 1.51179e-05 Jy ! Component: 1500 - total flux cleaned = -3.72767e-05 Jy ! Component: 1550 - total flux cleaned = -1.15389e-05 Jy ! Component: 1600 - total flux cleaned = -7.5791e-05 Jy ! Component: 1650 - total flux cleaned = -6.308e-05 Jy ! Component: 1700 - total flux cleaned = -8.84047e-05 Jy ! Component: 1750 - total flux cleaned = -0.000100861 Jy ! Component: 1800 - total flux cleaned = -0.000113195 Jy ! Component: 1850 - total flux cleaned = -5.16634e-05 Jy ! Component: 1900 - total flux cleaned = -3.96287e-05 Jy ! Component: 1950 - total flux cleaned = -2.76096e-05 Jy ! Component: 2000 - total flux cleaned = -2.76231e-05 Jy ! Component: 2050 - total flux cleaned = -6.33496e-05 Jy ! Component: 2100 - total flux cleaned = 1.97809e-05 Jy ! Component: 2150 - total flux cleaned = 4.30931e-05 Jy ! Component: 2200 - total flux cleaned = 5.48276e-05 Jy ! Component: 2250 - total flux cleaned = 8.95558e-05 Jy ! Component: 2300 - total flux cleaned = 6.64426e-05 Jy ! Component: 2350 - total flux cleaned = 0.000100803 Jy ! Component: 2400 - total flux cleaned = 0.000135049 Jy ! Component: 2450 - total flux cleaned = 0.000146476 Jy ! Component: 2500 - total flux cleaned = 0.00019136 Jy ! Component: 2550 - total flux cleaned = 0.000191452 Jy ! Component: 2600 - total flux cleaned = 0.000246831 Jy ! Component: 2650 - total flux cleaned = 0.000246791 Jy ! Component: 2700 - total flux cleaned = 0.000290577 Jy ! Component: 2750 - total flux cleaned = 0.000323067 Jy ! Component: 2800 - total flux cleaned = 0.000344639 Jy ! Component: 2850 - total flux cleaned = 0.000323232 Jy ! Component: 2900 - total flux cleaned = 0.000333887 Jy ! Component: 2950 - total flux cleaned = 0.000365818 Jy ! Component: 3000 - total flux cleaned = 0.000344677 Jy ! Component: 3050 - total flux cleaned = 0.000334296 Jy ! Component: 3100 - total flux cleaned = 0.000386426 Jy ! Component: 3150 - total flux cleaned = 0.000386564 Jy ! Component: 3200 - total flux cleaned = 0.000448228 Jy ! Component: 3250 - total flux cleaned = 0.000438044 Jy ! Component: 3300 - total flux cleaned = 0.000427962 Jy ! Component: 3350 - total flux cleaned = 0.000468348 Jy ! Component: 3400 - total flux cleaned = 0.000448226 Jy ! Component: 3450 - total flux cleaned = 0.000478136 Jy ! Component: 3500 - total flux cleaned = 0.000478107 Jy ! Component: 3550 - total flux cleaned = 0.000418886 Jy ! Component: 3600 - total flux cleaned = 0.000438539 Jy ! Component: 3650 - total flux cleaned = 0.000448325 Jy ! Component: 3700 - total flux cleaned = 0.000457945 Jy ! Component: 3750 - total flux cleaned = 0.00044827 Jy ! Component: 3800 - total flux cleaned = 0.000486677 Jy ! Component: 3850 - total flux cleaned = 0.000419886 Jy ! Component: 3900 - total flux cleaned = 0.000476831 Jy ! Component: 3950 - total flux cleaned = 0.000486221 Jy ! Component: 4000 - total flux cleaned = 0.000476828 Jy ! Component: 4050 - total flux cleaned = 0.000458119 Jy ! Total flux subtracted in 4096 components = 0.000448847 Jy ! Clean residual min=-0.000545 max=0.000516 Jy/beam ! Clean residual mean=-0.000001 rms=0.000161 Jy/beam ! Combined flux in latest and established models = 0.119733 Jy keep ! Adding 306 model components to the UV plane model. ! The established model now contains 403 components and 0.119733 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J1617-2537_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8074 x 2.053 at -4.647 degrees (North through East) ! Clean map min=-0.0010913 max=0.094834 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J1617-2537_X_map.fits wmodel /vlbi/uf001/uva//J1617-2537_X_map.mod ! Writing 403 model components to file: /vlbi/uf001/uva//J1617-2537_X_map.mod wobs /vlbi/uf001/uva//J1617-2537_X_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J1617-2537_X_uvs.fits wwins /vlbi/uf001/uva//J1617-2537_X_map.win ! wwins: Wrote 5 windows to /vlbi/uf001/uva//J1617-2537_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0948344 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000160937 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.50911 0.50911 1.01822 2.03644 4.07288 8.14576 16.2915 32.5831 65.1661 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0004 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.094 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 589.263 quit ! Quitting program ! Log file /vlbi/uf001/uva//J1617-2537_X_dfm.log closed on Mon Jan 14 03:39:05 2019