! Started logfile: /vlbi/uf001/uva//J1547+2052_X_a_dfm.log on Mon Jan 14 03:27:20 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//J1547+2052_X_a_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J1547+2052_X_a_uva.fits ! AN table 1: 42 integrations on 36 of 36 possible baselines. ! Apparent sampling: 1 visibilities/baseline/integration-bin. ! Found source: J1547+2052 ! ! 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 18144 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 J1547+2052_X_a] 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 54 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 54 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 54 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 54 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 54 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 54 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 54 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 54 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 54 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 54 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 54 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 54 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.001443Jy sigma=23.525478 ! Fit after self-cal, rms=0.975167Jy sigma=22.922707 ! 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=0.7009 mas, bmaj=1.493 mas, bpa=-5.361 degrees ! Estimated noise=0.405659 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 = 0.0209112 Jy ! Component: 100 - total flux cleaned = 0.0255758 Jy ! Total flux subtracted in 100 components = 0.0255758 Jy ! Clean residual min=-0.002234 max=0.002566 Jy/beam ! Clean residual mean=0.000001 rms=0.000583 Jy/beam ! Combined flux in latest and established models = 0.0255758 Jy ! Performing phase self-cal ! Adding 4 model components to the UV plane model. ! The established model now contains 4 components and 0.0255758 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=0.052296Jy sigma=1.175520 ! Fit after self-cal, rms=0.050525Jy sigma=1.131589 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00408592 Jy ! Component: 100 - total flux cleaned = 0.00522584 Jy ! Total flux subtracted in 100 components = 0.00522584 Jy ! Clean residual min=-0.002161 max=0.002238 Jy/beam ! Clean residual mean=-0.000000 rms=0.000549 Jy/beam ! Combined flux in latest and established models = 0.0308017 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 10 components and 0.0308017 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=0.050308Jy sigma=1.127171 ! Fit after self-cal, rms=0.050293Jy sigma=1.126695 ! 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=0.8733 mas, bmaj=1.732 mas, bpa=-3.448 degrees ! Estimated noise=0.244019 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 = -0.00147926 Jy ! Component: 100 - total flux cleaned = -0.00199713 Jy ! Component: 150 - total flux cleaned = -0.00213072 Jy ! Component: 200 - total flux cleaned = -0.00223734 Jy ! Total flux subtracted in 200 components = -0.00223734 Jy ! Clean residual min=-0.001676 max=0.001866 Jy/beam ! Clean residual mean=-0.000000 rms=0.000397 Jy/beam ! Combined flux in latest and established models = 0.0285643 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 15 components and 0.0285643 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=0.050252Jy sigma=1.125536 ! Fit after self-cal, rms=0.050213Jy sigma=1.125214 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8733 x 1.732 at -3.448 degrees (North through East) ! Clean map min=-0.0020435 max=0.029813 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.82 FD 1.03 HN 0.94 KP 0.99 ! LA 1.01 MK 1.01 NL 1.38 OV 1.09 ! SC 0.97 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.89 FD 1.19 HN 0.99 KP 0.99 ! LA 0.91 MK 1.12 NL 1.41 OV 1.01 ! SC 1.07 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.77 FD 1.23 HN 1.04 KP 0.97 ! LA 0.91 MK 1.16 NL 1.42 OV 1.05 ! SC 0.99 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.83 FD 1.17 HN 1.04 KP 0.94 ! LA 0.87 MK 1.05 NL 1.52 OV 1.08 ! SC 0.96 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 0.88 FD 1.00 HN 1.10 KP 1.03 ! LA 0.93 MK 0.94 NL 1.32 OV 1.10 ! SC 1.00 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 0.75 FD 1.19 HN 1.01 KP 1.07 ! LA 0.93 MK 1.01 NL 1.41 OV 1.07 ! SC 0.99 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 0.83 FD 0.99 HN 0.95 KP 1.03 ! LA 0.91 MK 1.07 NL 1.19 OV 1.04 ! SC 0.95 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 0.88 FD 1.07 HN 1.07 KP 1.07 ! LA 0.81 MK 0.94 NL 1.33 OV 1.02 ! SC 1.02 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 0.75 FD 0.95 HN 0.92 KP 1.02 ! LA 0.97 MK 0.85 NL 1.26 OV 1.13 ! SC 0.91 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 0.66 FD 1.08 HN 0.95 KP 1.06 ! LA 1.00 MK 0.95 NL 1.25 OV 1.03 ! SC 0.98 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 0.73 FD 0.99 HN 0.83 KP 0.85 ! LA 0.88 MK 0.96 NL 1.30 OV 1.04 ! SC 1.03 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 0.75 FD 0.94 HN 0.86 KP 0.83 ! LA 1.01 MK 0.97 NL 1.56 OV 0.94 ! SC 0.80 ! ! ! Fit before self-cal, rms=0.050213Jy sigma=1.125214 ! Fit after self-cal, rms=0.048687Jy sigma=1.115417 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.8684 mas, bmaj=1.688 mas, bpa=-2.239 degrees ! Estimated noise=0.242345 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 = 0.000339181 Jy ! Component: 100 - total flux cleaned = 0.000391848 Jy ! Component: 150 - total flux cleaned = 0.000428876 Jy ! Component: 200 - total flux cleaned = 0.000462 Jy ! Total flux subtracted in 200 components = 0.000462 Jy ! Clean residual min=-0.001269 max=0.001239 Jy/beam ! Clean residual mean=-0.000001 rms=0.000292 Jy/beam ! Combined flux in latest and established models = 0.0290263 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 23 components and 0.0290263 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=0.048682Jy sigma=1.115310 ! Fit after self-cal, rms=0.048911Jy sigma=1.111588 ! 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=0.048911Jy sigma=1.111588 ! Fit after self-cal, rms=0.051691Jy sigma=1.106088 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8734 mas, bmaj=1.674 mas, bpa=-1.691 degrees ! Estimated noise=0.244034 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 5.44872e-05 Jy ! Component: 100 - total flux cleaned = 0.00012914 Jy ! Component: 150 - total flux cleaned = 0.000151713 Jy ! Component: 200 - total flux cleaned = 0.000164873 Jy ! Total flux subtracted in 200 components = 0.000164873 Jy ! Clean residual min=-0.001393 max=0.001176 Jy/beam ! Clean residual mean=-0.000001 rms=0.000279 Jy/beam ! Combined flux in latest and established models = 0.0291912 Jy selfcal ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 33 components and 0.0291912 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=0.051687Jy sigma=1.106034 ! Fit after self-cal, rms=0.051963Jy sigma=1.103914 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 = -0.000199799 Jy ! Component: 100 - total flux cleaned = -0.000247889 Jy ! Component: 150 - total flux cleaned = -0.000282883 Jy ! Component: 200 - total flux cleaned = -0.000301094 Jy ! Total flux subtracted in 200 components = -0.000301094 Jy ! Clean residual min=-0.001416 max=0.001140 Jy/beam ! Clean residual mean=-0.000001 rms=0.000283 Jy/beam ! Combined flux in latest and established models = 0.0288901 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 37 components and 0.0288901 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=0.051958Jy sigma=1.103909 ! Fit after self-cal, rms=0.051948Jy sigma=1.103736 ! 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=0.051948Jy sigma=1.103736 ! Fit after self-cal, rms=0.053569Jy sigma=1.103078 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8759 mas, bmaj=1.667 mas, bpa=-1.599 degrees ! Estimated noise=0.243823 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 9.42978e-05 Jy ! Component: 100 - total flux cleaned = 0.00010458 Jy ! Component: 150 - total flux cleaned = 0.000111849 Jy ! Component: 200 - total flux cleaned = 0.000118128 Jy ! Total flux subtracted in 200 components = 0.000118128 Jy ! Clean residual min=-0.001366 max=0.001130 Jy/beam ! Clean residual mean=-0.000000 rms=0.000278 Jy/beam ! Combined flux in latest and established models = 0.0290082 Jy selfcal ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 38 components and 0.0290082 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=0.053565Jy sigma=1.103032 ! Fit after self-cal, rms=0.053719Jy sigma=1.102417 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 = -0.000141004 Jy ! Component: 100 - total flux cleaned = -0.000175743 Jy ! Component: 150 - total flux cleaned = -0.000187871 Jy ! Component: 200 - total flux cleaned = -0.00018789 Jy ! Total flux subtracted in 200 components = -0.00018789 Jy ! Clean residual min=-0.001307 max=0.001139 Jy/beam ! Clean residual mean=-0.000001 rms=0.000275 Jy/beam ! Combined flux in latest and established models = 0.0288203 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 39 components and 0.0288203 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=0.053716Jy sigma=1.102409 ! Fit after self-cal, rms=0.053723Jy sigma=1.102391 ! 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=0.053723Jy sigma=1.102391 ! Fit after self-cal, rms=0.054441Jy sigma=1.102202 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.94 mas, bmaj=2.471 mas, bpa=4.986 degrees ! Estimated noise=0.31933 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000131643 Jy ! Component: 100 - total flux cleaned = -0.000130502 Jy ! Component: 150 - total flux cleaned = -8.86342e-05 Jy ! Component: 200 - total flux cleaned = -5.391e-05 Jy ! Total flux subtracted in 200 components = -5.391e-05 Jy ! Clean residual min=-0.001435 max=0.001396 Jy/beam ! Clean residual mean=-0.000001 rms=0.000369 Jy/beam ! Combined flux in latest and established models = 0.0287664 Jy selfcal ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 41 components and 0.0287664 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=0.054440Jy sigma=1.102256 ! Fit after self-cal, rms=0.054507Jy sigma=1.102072 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 = -0.000130741 Jy ! Component: 100 - total flux cleaned = -0.000132407 Jy ! Component: 150 - total flux cleaned = -0.000119642 Jy ! Component: 200 - total flux cleaned = -0.000108596 Jy ! Total flux subtracted in 200 components = -0.000108596 Jy ! Clean residual min=-0.001446 max=0.001306 Jy/beam ! Clean residual mean=-0.000001 rms=0.000365 Jy/beam ! Combined flux in latest and established models = 0.0286578 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 41 components and 0.0286578 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=0.054506Jy sigma=1.102158 ! Fit after self-cal, rms=0.054502Jy sigma=1.101899 ! 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=0.8769 mas, bmaj=1.659 mas, bpa=-1.608 degrees ! Estimated noise=0.243429 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8769 x 1.659 at -1.608 degrees (North through East) ! Clean map min=-0.0013179 max=0.029295 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=0.7046 mas, bmaj=1.446 mas, bpa=-4.077 degrees ! Estimated noise=0.401569 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0230511 Jy ! Component: 100 - total flux cleaned = 0.0286942 Jy ! Component: 150 - total flux cleaned = 0.0306411 Jy ! Component: 200 - total flux cleaned = 0.031209 Jy ! Total flux subtracted in 200 components = 0.031209 Jy ! Clean residual min=-0.001970 max=0.001818 Jy/beam ! Clean residual mean=-0.000001 rms=0.000466 Jy/beam ! Combined flux in latest and established models = 0.031209 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 0.031209 Jy ! Inverting map and beam ! Estimated beam: bmin=0.8769 mas, bmaj=1.659 mas, bpa=-1.608 degrees ! Estimated noise=0.243429 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 = -0.00113272 Jy ! Component: 100 - total flux cleaned = -0.0017482 Jy ! Component: 150 - total flux cleaned = -0.00190836 Jy ! Component: 200 - total flux cleaned = -0.00200151 Jy ! Total flux subtracted in 200 components = -0.00200151 Jy ! Clean residual min=-0.001408 max=0.001171 Jy/beam ! Clean residual mean=-0.000001 rms=0.000275 Jy/beam ! Combined flux in latest and established models = 0.0292075 Jy ! Adding 15 model components to the UV plane model. ! The established model now contains 21 components and 0.0292075 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=1.94 mas, bmaj=2.471 mas, bpa=4.986 degrees ! Estimated noise=0.31933 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00033065 Jy ! Component: 100 - total flux cleaned = -0.000330351 Jy ! Component: 150 - total flux cleaned = -0.000322353 Jy ! Component: 200 - total flux cleaned = -0.00031519 Jy ! Total flux subtracted in 200 components = -0.00031519 Jy ! Clean residual min=-0.001422 max=0.001311 Jy/beam ! Clean residual mean=-0.000001 rms=0.000360 Jy/beam ! Combined flux in latest and established models = 0.0288923 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 = -1.71157e-07 Jy ! Component: 100 - total flux cleaned = -6.58693e-06 Jy ! Component: 150 - total flux cleaned = -1.25802e-05 Jy ! Component: 200 - total flux cleaned = -2.44136e-05 Jy ! Total flux subtracted in 200 components = -2.44136e-05 Jy ! Clean residual min=-0.001419 max=0.001306 Jy/beam ! Clean residual mean=-0.000001 rms=0.000358 Jy/beam ! Combined flux in latest and established models = 0.0288679 Jy ! Adding 15 model components to the UV plane model. ! The established model now contains 26 components and 0.0288679 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.8769 mas, bmaj=1.659 mas, bpa=-1.608 degrees ! Estimated noise=0.243429 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000144425 Jy ! Component: 100 - total flux cleaned = 8.48838e-05 Jy ! Component: 150 - total flux cleaned = 2.38608e-05 Jy ! Component: 200 - total flux cleaned = -6.00311e-06 Jy ! Total flux subtracted in 200 components = -6.00311e-06 Jy ! Clean residual min=-0.001389 max=0.001156 Jy/beam ! Clean residual mean=-0.000000 rms=0.000272 Jy/beam ! Combined flux in latest and established models = 0.0288619 Jy selfcal ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 33 components and 0.0288619 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=0.054500Jy sigma=1.101982 ! Fit after self-cal, rms=0.054506Jy sigma=1.101920 wmodel J1547+2052_X_a_map.mod ! Writing 33 model components to file: J1547+2052_X_a_map.mod wobs J1547+2052_X_a_uvs.fits ! Writing UV FITS file: J1547+2052_X_a_uvs.fits wwins J1547+2052_X_a_map.win ! wwins: Wrote 1 windows to J1547+2052_X_a_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 = -0.000206832 Jy ! Component: 100 - total flux cleaned = -4.53238e-05 Jy ! Component: 150 - total flux cleaned = 0.000203936 Jy ! Component: 200 - total flux cleaned = 0.000425597 Jy ! Component: 250 - total flux cleaned = 0.000640413 Jy ! Component: 300 - total flux cleaned = 0.000797133 Jy ! Component: 350 - total flux cleaned = 0.000916036 Jy ! Component: 400 - total flux cleaned = 0.000949516 Jy ! Component: 450 - total flux cleaned = 0.000982389 Jy ! Component: 500 - total flux cleaned = 0.000982473 Jy ! Component: 550 - total flux cleaned = 0.000998531 Jy ! Component: 600 - total flux cleaned = 0.0010297 Jy ! Component: 650 - total flux cleaned = 0.00102979 Jy ! Component: 700 - total flux cleaned = 0.00107488 Jy ! Component: 750 - total flux cleaned = 0.0010159 Jy ! Component: 800 - total flux cleaned = 0.0010599 Jy ! Component: 850 - total flux cleaned = 0.00111769 Jy ! Component: 900 - total flux cleaned = 0.00108926 Jy ! Component: 950 - total flux cleaned = 0.00111773 Jy ! Component: 1000 - total flux cleaned = 0.00117358 Jy ! Component: 1050 - total flux cleaned = 0.00118705 Jy ! Component: 1100 - total flux cleaned = 0.0011193 Jy ! Component: 1150 - total flux cleaned = 0.00118664 Jy ! Component: 1200 - total flux cleaned = 0.00117353 Jy ! Component: 1250 - total flux cleaned = 0.00121301 Jy ! Component: 1300 - total flux cleaned = 0.00119987 Jy ! Component: 1350 - total flux cleaned = 0.00116131 Jy ! Component: 1400 - total flux cleaned = 0.00118675 Jy ! Component: 1450 - total flux cleaned = 0.00119941 Jy ! Component: 1500 - total flux cleaned = 0.00122447 Jy ! Component: 1550 - total flux cleaned = 0.00119972 Jy ! Component: 1600 - total flux cleaned = 0.00112619 Jy ! Component: 1650 - total flux cleaned = 0.00115075 Jy ! Component: 1700 - total flux cleaned = 0.00116281 Jy ! Component: 1750 - total flux cleaned = 0.0011272 Jy ! Component: 1800 - total flux cleaned = 0.0011272 Jy ! Component: 1850 - total flux cleaned = 0.00109212 Jy ! Component: 1900 - total flux cleaned = 0.00109214 Jy ! Component: 1950 - total flux cleaned = 0.00111537 Jy ! Component: 2000 - total flux cleaned = 0.00109248 Jy ! Component: 2050 - total flux cleaned = 0.00109234 Jy ! Component: 2100 - total flux cleaned = 0.00108116 Jy ! Component: 2150 - total flux cleaned = 0.00105857 Jy ! Component: 2200 - total flux cleaned = 0.00103648 Jy ! Component: 2250 - total flux cleaned = 0.000992521 Jy ! Component: 2300 - total flux cleaned = 0.00098153 Jy ! Component: 2350 - total flux cleaned = 0.0010033 Jy ! Component: 2400 - total flux cleaned = 0.000981759 Jy ! Component: 2450 - total flux cleaned = 0.000960261 Jy ! Component: 2500 - total flux cleaned = 0.000938912 Jy ! Component: 2550 - total flux cleaned = 0.000949424 Jy ! Component: 2600 - total flux cleaned = 0.000907509 Jy ! Component: 2650 - total flux cleaned = 0.000949348 Jy ! Component: 2700 - total flux cleaned = 0.000980352 Jy ! Component: 2750 - total flux cleaned = 0.000980394 Jy ! Component: 2800 - total flux cleaned = 0.000970201 Jy ! Component: 2850 - total flux cleaned = 0.00093982 Jy ! Component: 2900 - total flux cleaned = 0.00100041 Jy ! Component: 2950 - total flux cleaned = 0.000960172 Jy ! Component: 3000 - total flux cleaned = 0.000960177 Jy ! Component: 3050 - total flux cleaned = 0.000989828 Jy ! Component: 3100 - total flux cleaned = 0.00100958 Jy ! Component: 3150 - total flux cleaned = 0.000990008 Jy ! Component: 3200 - total flux cleaned = 0.000970554 Jy ! Component: 3250 - total flux cleaned = 0.000999603 Jy ! Component: 3300 - total flux cleaned = 0.00102857 Jy ! Component: 3350 - total flux cleaned = 0.000999631 Jy ! Component: 3400 - total flux cleaned = 0.00100917 Jy ! Component: 3450 - total flux cleaned = 0.000999727 Jy ! Component: 3500 - total flux cleaned = 0.00102809 Jy ! Component: 3550 - total flux cleaned = 0.00100922 Jy ! Component: 3600 - total flux cleaned = 0.000999896 Jy ! Component: 3650 - total flux cleaned = 0.0010464 Jy ! Component: 3700 - total flux cleaned = 0.00100022 Jy ! Component: 3750 - total flux cleaned = 0.00107378 Jy ! Component: 3800 - total flux cleaned = 0.00106461 Jy ! Component: 3850 - total flux cleaned = 0.00105546 Jy ! Component: 3900 - total flux cleaned = 0.00101017 Jy ! Component: 3950 - total flux cleaned = 0.00100111 Jy ! Component: 4000 - total flux cleaned = 0.001028 Jy ! Component: 4050 - total flux cleaned = 0.00099223 Jy ! Total flux subtracted in 4096 components = 0.000974457 Jy ! Clean residual min=-0.000508 max=0.000560 Jy/beam ! Clean residual mean=0.000000 rms=0.000154 Jy/beam ! Combined flux in latest and established models = 0.0298363 Jy keep ! Adding 354 model components to the UV plane model. ! The established model now contains 387 components and 0.0298363 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J1547+2052_X_a_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8769 x 1.659 at -1.608 degrees (North through East) ! Clean map min=-0.0012182 max=0.029054 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J1547+2052_X_a_map.fits wmodel /vlbi/uf001/uva//J1547+2052_X_a_map.mod ! Writing 387 model components to file: /vlbi/uf001/uva//J1547+2052_X_a_map.mod wobs /vlbi/uf001/uva//J1547+2052_X_a_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J1547+2052_X_a_uvs.fits wwins /vlbi/uf001/uva//J1547+2052_X_a_map.win ! wwins: Wrote 2 windows to /vlbi/uf001/uva//J1547+2052_X_a_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0290543 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000153527 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -1.58525 1.58525 3.1705 6.341 12.682 25.364 50.728 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0004 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.029 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 189.244 quit ! Quitting program ! Log file /vlbi/uf001/uva//J1547+2052_X_a_dfm.log closed on Mon Jan 14 03:27:25 2019