! Started logfile: /image_prod/ug002_uva//J0855+5751_X_b_dfm.log on Wed Mar 4 22:41:41 2020 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 /image_prod/ug002_uva//J0855+5751_X_b_uva.fits ! Reading UV FITS file: /image_prod/ug002_uva//J0855+5751_X_b_uva.fits ! AN table 1: 121 integrations on 28 of 28 possible baselines. ! Apparent sampling: 0.827922 visibilities/baseline/integration-bin. ! Found source: J0855+5751 ! ! 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 33660 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 J0855+5751_X_b] 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 83 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 83 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 83 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 83 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 83 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 83 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 83 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 83 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 83 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 83 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 83 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 83 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.002038Jy sigma=10.221084 ! Fit after self-cal, rms=0.973163Jy sigma=9.919657 ! 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=1.377 mas, bmaj=2.201 mas, bpa=19.58 degrees ! Estimated noise=0.986285 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 = 0.020739 Jy ! Component: 100 - total flux cleaned = 0.0259223 Jy ! Total flux subtracted in 100 components = 0.0259223 Jy ! Clean residual min=-0.002445 max=0.002847 Jy/beam ! Clean residual mean=-0.000013 rms=0.000735 Jy/beam ! Combined flux in latest and established models = 0.0259223 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 9 components and 0.0259223 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=0.049816Jy sigma=0.492106 ! Fit after self-cal, rms=0.048142Jy sigma=0.474746 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00442411 Jy ! Component: 100 - total flux cleaned = 0.00707513 Jy ! Total flux subtracted in 100 components = 0.00707513 Jy ! Clean residual min=-0.002333 max=0.002732 Jy/beam ! Clean residual mean=-0.000013 rms=0.000713 Jy/beam ! Combined flux in latest and established models = 0.0329974 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 24 components and 0.0329974 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=0.047515Jy sigma=0.467901 ! Fit after self-cal, rms=0.047505Jy sigma=0.467583 ! Inverting map print "============== Finished uniform weighting clean ===============" ! ============== Finished uniform weighting clean =============== ! uvw 0,-1 ! Uniform weighting is not currently selected. ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. win_mult = win_mult * 1.6 clean_niter = clean_niter * 2 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.745 mas, bmaj=2.444 mas, bpa=16.46 degrees ! Estimated noise=0.382541 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 = 0.0041761 Jy ! Component: 100 - total flux cleaned = 0.00679193 Jy ! Component: 150 - total flux cleaned = 0.00852249 Jy ! Component: 200 - total flux cleaned = 0.0096745 Jy ! Total flux subtracted in 200 components = 0.0096745 Jy ! Clean residual min=-0.002888 max=0.003422 Jy/beam ! Clean residual mean=0.000001 rms=0.000884 Jy/beam ! Combined flux in latest and established models = 0.0426719 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 32 components and 0.0426719 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=0.047101Jy sigma=0.463308 ! Fit after self-cal, rms=0.047013Jy sigma=0.462277 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.745 x 2.444 at 16.46 degrees (North through East) ! Clean map min=-0.002689 max=0.030666 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.12 FD 1.09 HN 1.01 KP 0.93 ! LA 1.01 NL 1.15 OV 1.14 PT 0.82 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.28 FD 1.01 HN 0.99 KP 0.94 ! LA 0.99 NL 1.27 OV 1.20 PT 0.79 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.18 FD 1.10 HN 1.00 KP 0.96 ! LA 0.92 NL 1.20 OV 1.17 PT 0.79 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.16 FD 1.16 HN 0.90 KP 0.95 ! LA 0.93 NL 1.23 OV 1.20 PT 0.80 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 1.15 HN 0.87 KP 0.95 ! LA 0.92 NL 1.19 OV 1.25 PT 0.80 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 FD 1.09 HN 0.93 KP 0.95 ! LA 0.96 NL 1.30 OV 1.21 PT 0.82 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 1.15 HN 0.88 KP 0.90 ! LA 0.96 NL 1.16 OV 1.30 PT 0.83 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 1.03 HN 0.84 KP 0.98 ! LA 0.96 NL 1.17 OV 1.29 PT 0.80 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 1.04 HN 0.87 KP 0.99 ! LA 0.93 NL 1.14 OV 1.22 PT 0.83 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 0.94 FD 1.07 HN 0.84 KP 0.96 ! LA 0.92 NL 1.18 OV 1.31 PT 0.85 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 0.86 FD 1.01 HN 0.87 KP 0.91 ! LA 0.98 NL 1.05 OV 1.23 PT 0.81 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 0.99 HN 0.81 KP 0.91 ! LA 0.96 NL 1.02 OV 1.28 PT 0.82 ! ! ! Fit before self-cal, rms=0.047013Jy sigma=0.462277 ! Fit after self-cal, rms=0.047393Jy sigma=0.458579 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.697 mas, bmaj=2.503 mas, bpa=14.31 degrees ! Estimated noise=0.379343 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 = 0.000314894 Jy ! Component: 100 - total flux cleaned = 0.00040365 Jy ! Component: 150 - total flux cleaned = 0.000450967 Jy ! Component: 200 - total flux cleaned = 0.000511281 Jy ! Total flux subtracted in 200 components = 0.000511281 Jy ! Clean residual min=-0.002690 max=0.002665 Jy/beam ! Clean residual mean=0.000001 rms=0.000775 Jy/beam ! Combined flux in latest and established models = 0.0431832 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 38 components and 0.0431832 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=0.047361Jy sigma=0.458262 ! Fit after self-cal, rms=0.047502Jy sigma=0.457187 ! 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=0.047502Jy sigma=0.457187 ! Fit after self-cal, rms=0.050848Jy sigma=0.450769 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.683 mas, bmaj=2.489 mas, bpa=13.4 degrees ! Estimated noise=0.379447 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000309287 Jy ! Component: 100 - total flux cleaned = 0.000400271 Jy ! Component: 150 - total flux cleaned = 0.000416328 Jy ! Component: 200 - total flux cleaned = 0.000431475 Jy ! Total flux subtracted in 200 components = 0.000431475 Jy ! Clean residual min=-0.001519 max=0.002156 Jy/beam ! Clean residual mean=0.000003 rms=0.000465 Jy/beam ! Combined flux in latest and established models = 0.0436147 Jy selfcal ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 43 components and 0.0436147 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=0.050839Jy sigma=0.450600 ! Fit after self-cal, rms=0.051166Jy sigma=0.449553 flux_cutoff = imstat(rms) * dynam ! Inverting map repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! Added new window around map position (0.6, -7). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00168113 Jy ! Component: 100 - total flux cleaned = 0.00203981 Jy ! Component: 150 - total flux cleaned = 0.00224683 Jy ! Component: 200 - total flux cleaned = 0.00228738 Jy ! Total flux subtracted in 200 components = 0.00228738 Jy ! Clean residual min=-0.001379 max=0.001640 Jy/beam ! Clean residual mean=0.000003 rms=0.000393 Jy/beam ! Combined flux in latest and established models = 0.0459021 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 66 components and 0.045902 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=0.051067Jy sigma=0.448353 ! Fit after self-cal, rms=0.050996Jy sigma=0.448066 ! 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=0.050996Jy sigma=0.448066 ! Fit after self-cal, rms=0.050608Jy sigma=0.447778 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.657 mas, bmaj=2.473 mas, bpa=13.46 degrees ! Estimated noise=0.373216 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00117414 Jy ! Component: 100 - total flux cleaned = 0.00135099 Jy ! Component: 150 - total flux cleaned = 0.0013806 Jy ! Component: 200 - total flux cleaned = 0.00135853 Jy ! Total flux subtracted in 200 components = 0.00135853 Jy ! Clean residual min=-0.001337 max=0.001481 Jy/beam ! Clean residual mean=0.000001 rms=0.000356 Jy/beam ! Combined flux in latest and established models = 0.0472606 Jy selfcal ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 73 components and 0.0472606 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=0.050558Jy sigma=0.447201 ! Fit after self-cal, rms=0.050568Jy sigma=0.446920 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 = 0.000537804 Jy ! Component: 100 - total flux cleaned = 0.000419947 Jy ! Component: 150 - total flux cleaned = 0.000342631 Jy ! Component: 200 - total flux cleaned = 0.000251785 Jy ! Total flux subtracted in 200 components = 0.000251785 Jy ! Clean residual min=-0.001285 max=0.001413 Jy/beam ! Clean residual mean=0.000001 rms=0.000351 Jy/beam ! Combined flux in latest and established models = 0.0475124 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 78 components and 0.0475124 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=0.050533Jy sigma=0.446599 ! Fit after self-cal, rms=0.050496Jy sigma=0.446512 ! 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=0.050496Jy sigma=0.446512 ! Fit after self-cal, rms=0.049433Jy sigma=0.446352 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.567 mas, bmaj=2.954 mas, bpa=21.19 degrees ! Estimated noise=0.40606 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000674412 Jy ! Component: 100 - total flux cleaned = 0.000706418 Jy ! Component: 150 - total flux cleaned = 0.000705519 Jy ! Component: 200 - total flux cleaned = 0.000723607 Jy ! Total flux subtracted in 200 components = 0.000723607 Jy ! Clean residual min=-0.001573 max=0.001661 Jy/beam ! Clean residual mean=0.000005 rms=0.000434 Jy/beam ! Combined flux in latest and established models = 0.048236 Jy selfcal ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 97 components and 0.048236 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=0.049410Jy sigma=0.446093 ! Fit after self-cal, rms=0.049386Jy sigma=0.445928 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 = 0.000182815 Jy ! Component: 100 - total flux cleaned = 9.36049e-05 Jy ! Component: 150 - total flux cleaned = 5.45959e-05 Jy ! Component: 200 - total flux cleaned = 5.42677e-05 Jy ! Total flux subtracted in 200 components = 5.42677e-05 Jy ! Clean residual min=-0.001569 max=0.001685 Jy/beam ! Clean residual mean=0.000006 rms=0.000437 Jy/beam ! Combined flux in latest and established models = 0.0482902 Jy ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 106 components and 0.0482902 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=0.049369Jy sigma=0.445789 ! Fit after self-cal, rms=0.049346Jy sigma=0.445709 ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. win_mult = win_mult / 1.2 print "============== Finished amplitude self-cal ==============" ! ============== Finished amplitude self-cal ============== restore ! Inverting map and beam ! Estimated beam: bmin=1.648 mas, bmaj=2.47 mas, bpa=13.8 degrees ! Estimated noise=0.368773 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.648 x 2.47 at 13.8 degrees (North through East) ! Clean map min=-0.0017818 max=0.029413 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=1.302 mas, bmaj=2.24 mas, bpa=16.86 degrees ! Estimated noise=0.944103 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0212295 Jy ! Component: 100 - total flux cleaned = 0.0281603 Jy ! Component: 150 - total flux cleaned = 0.0329866 Jy ! Component: 200 - total flux cleaned = 0.0365474 Jy ! Total flux subtracted in 200 components = 0.0365474 Jy ! Clean residual min=-0.002199 max=0.002430 Jy/beam ! Clean residual mean=-0.000009 rms=0.000583 Jy/beam ! Combined flux in latest and established models = 0.0365474 Jy uvw 0,-1 ! Uniform weighting is not currently selected. ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. flux_cutoff = imstat(rms) * dynam ! Adding 19 model components to the UV plane model. ! The established model now contains 19 components and 0.0365474 Jy ! Inverting map and beam ! Estimated beam: bmin=1.648 mas, bmaj=2.47 mas, bpa=13.8 degrees ! Estimated noise=0.368773 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 = 0.00403705 Jy ! Component: 100 - total flux cleaned = 0.00675671 Jy ! Component: 150 - total flux cleaned = 0.0079361 Jy ! Component: 200 - total flux cleaned = 0.00863877 Jy ! Total flux subtracted in 200 components = 0.00863877 Jy ! Clean residual min=-0.001759 max=0.001706 Jy/beam ! Clean residual mean=-0.000003 rms=0.000437 Jy/beam ! Combined flux in latest and established models = 0.0451862 Jy ! Adding 40 model components to the UV plane model. ! The established model now contains 54 components and 0.0451862 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=2.567 mas, bmaj=2.954 mas, bpa=21.19 degrees ! Estimated noise=0.40606 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000830903 Jy ! Component: 100 - total flux cleaned = 0.00132302 Jy ! Component: 150 - total flux cleaned = 0.00171597 Jy ! Component: 200 - total flux cleaned = 0.00188117 Jy ! Total flux subtracted in 200 components = 0.00188117 Jy ! Clean residual min=-0.001915 max=0.001783 Jy/beam ! Clean residual mean=0.000002 rms=0.000474 Jy/beam ! Combined flux in latest and established models = 0.0470673 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 = 0.000146559 Jy ! Component: 100 - total flux cleaned = 0.00027663 Jy ! Component: 150 - total flux cleaned = 0.000390831 Jy ! Component: 200 - total flux cleaned = 0.000491125 Jy ! Total flux subtracted in 200 components = 0.000491125 Jy ! Clean residual min=-0.001763 max=0.001701 Jy/beam ! Clean residual mean=0.000004 rms=0.000447 Jy/beam ! Combined flux in latest and established models = 0.0475585 Jy ! Adding 59 model components to the UV plane model. ! The established model now contains 97 components and 0.0475585 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=1.648 mas, bmaj=2.47 mas, bpa=13.8 degrees ! Estimated noise=0.368773 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000144556 Jy ! Component: 100 - total flux cleaned = 0.000241032 Jy ! Component: 150 - total flux cleaned = 0.000304862 Jy ! Component: 200 - total flux cleaned = 0.000362019 Jy ! Total flux subtracted in 200 components = 0.000362019 Jy ! Clean residual min=-0.001351 max=0.001398 Jy/beam ! Clean residual mean=0.000003 rms=0.000333 Jy/beam ! Combined flux in latest and established models = 0.0479205 Jy selfcal ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 120 components and 0.0479205 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=0.049340Jy sigma=0.445699 ! Fit after self-cal, rms=0.049298Jy sigma=0.445501 wmodel J0855+5751_X_b_map.mod ! Writing 120 model components to file: J0855+5751_X_b_map.mod wobs J0855+5751_X_b_uvs.fits ! Writing UV FITS file: J0855+5751_X_b_uvs.fits wwins J0855+5751_X_b_map.win ! wwins: Wrote 2 windows to J0855+5751_X_b_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 = 0.000309806 Jy ! Component: 100 - total flux cleaned = 0.000479527 Jy ! Component: 150 - total flux cleaned = 0.000580358 Jy ! Component: 200 - total flux cleaned = 0.000599339 Jy ! Component: 250 - total flux cleaned = 0.000635226 Jy ! Component: 300 - total flux cleaned = 0.000600925 Jy ! Component: 350 - total flux cleaned = 0.000634353 Jy ! Component: 400 - total flux cleaned = 0.000586186 Jy ! Component: 450 - total flux cleaned = 0.000602245 Jy ! Component: 500 - total flux cleaned = 0.000556625 Jy ! Component: 550 - total flux cleaned = 0.00058626 Jy ! Component: 600 - total flux cleaned = 0.000542407 Jy ! Component: 650 - total flux cleaned = 0.000528008 Jy ! Component: 700 - total flux cleaned = 0.000459043 Jy ! Component: 750 - total flux cleaned = 0.000499417 Jy ! Component: 800 - total flux cleaned = 0.000420516 Jy ! Component: 850 - total flux cleaned = 0.000408009 Jy ! Component: 900 - total flux cleaned = 0.000382846 Jy ! Component: 950 - total flux cleaned = 0.000321525 Jy ! Component: 1000 - total flux cleaned = 0.000297406 Jy ! Component: 1050 - total flux cleaned = 0.000203523 Jy ! Component: 1100 - total flux cleaned = 0.000146005 Jy ! Component: 1150 - total flux cleaned = 0.000100469 Jy ! Component: 1200 - total flux cleaned = 4.51873e-05 Jy ! Component: 1250 - total flux cleaned = 1.23645e-05 Jy ! Component: 1300 - total flux cleaned = -9.21134e-06 Jy ! Component: 1350 - total flux cleaned = -6.18052e-05 Jy ! Component: 1400 - total flux cleaned = -0.000123285 Jy ! Component: 1450 - total flux cleaned = -0.00014321 Jy ! Component: 1500 - total flux cleaned = -0.000192676 Jy ! Component: 1550 - total flux cleaned = -0.000221974 Jy ! Component: 1600 - total flux cleaned = -0.00026998 Jy ! Component: 1650 - total flux cleaned = -0.000298154 Jy ! Component: 1700 - total flux cleaned = -0.000344345 Jy ! Component: 1750 - total flux cleaned = -0.000353428 Jy ! Component: 1800 - total flux cleaned = -0.000389224 Jy ! Component: 1850 - total flux cleaned = -0.00041558 Jy ! Component: 1900 - total flux cleaned = -0.000450345 Jy ! Component: 1950 - total flux cleaned = -0.000467394 Jy ! Component: 2000 - total flux cleaned = -0.000501177 Jy ! Component: 2050 - total flux cleaned = -0.000526191 Jy ! Component: 2100 - total flux cleaned = -0.00055104 Jy ! Component: 2150 - total flux cleaned = -0.000599872 Jy ! Component: 2200 - total flux cleaned = -0.000623793 Jy ! Component: 2250 - total flux cleaned = -0.000679112 Jy ! Component: 2300 - total flux cleaned = -0.000694552 Jy ! Component: 2350 - total flux cleaned = -0.000725343 Jy ! Component: 2400 - total flux cleaned = -0.000747972 Jy ! Component: 2450 - total flux cleaned = -0.000740478 Jy ! Component: 2500 - total flux cleaned = -0.000792366 Jy ! Component: 2550 - total flux cleaned = -0.000821486 Jy ! Component: 2600 - total flux cleaned = -0.000821444 Jy ! Component: 2650 - total flux cleaned = -0.000835835 Jy ! Component: 2700 - total flux cleaned = -0.000892147 Jy ! Component: 2750 - total flux cleaned = -0.000905984 Jy ! Component: 2800 - total flux cleaned = -0.000926698 Jy ! Component: 2850 - total flux cleaned = -0.00094035 Jy ! Component: 2900 - total flux cleaned = -0.000967263 Jy ! Component: 2950 - total flux cleaned = -0.000993926 Jy ! Component: 3000 - total flux cleaned = -0.0010137 Jy ! Component: 3050 - total flux cleaned = -0.00103976 Jy ! Component: 3100 - total flux cleaned = -0.00105273 Jy ! Component: 3150 - total flux cleaned = -0.00109731 Jy ! Component: 3200 - total flux cleaned = -0.0011352 Jy ! Component: 3250 - total flux cleaned = -0.00112887 Jy ! Component: 3300 - total flux cleaned = -0.00115367 Jy ! Component: 3350 - total flux cleaned = -0.0011904 Jy ! Component: 3400 - total flux cleaned = -0.00124486 Jy ! Component: 3450 - total flux cleaned = -0.00127481 Jy ! Component: 3500 - total flux cleaned = -0.00128074 Jy ! Component: 3550 - total flux cleaned = -0.00133376 Jy ! Component: 3600 - total flux cleaned = -0.00135708 Jy ! Component: 3650 - total flux cleaned = -0.00138592 Jy ! Component: 3700 - total flux cleaned = -0.00142028 Jy ! Component: 3750 - total flux cleaned = -0.00144296 Jy ! Component: 3800 - total flux cleaned = -0.00147666 Jy ! Component: 3850 - total flux cleaned = -0.00152131 Jy ! Component: 3900 - total flux cleaned = -0.00154891 Jy ! Component: 3950 - total flux cleaned = -0.00159268 Jy ! Component: 4000 - total flux cleaned = -0.00161439 Jy ! Component: 4050 - total flux cleaned = -0.00164669 Jy ! Total flux subtracted in 4096 components = -0.00167868 Jy ! Clean residual min=-0.000327 max=0.000266 Jy/beam ! Clean residual mean=-0.000001 rms=0.000104 Jy/beam ! Combined flux in latest and established models = 0.0462418 Jy keep ! Adding 378 model components to the UV plane model. ! The established model now contains 498 components and 0.0462418 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /image_prod/ug002_uva//J0855+5751_X_b_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.648 x 2.47 at 13.8 degrees (North through East) ! Clean map min=-0.0019741 max=0.029132 Jy/beam ! Writing clean map to FITS file: /image_prod/ug002_uva//J0855+5751_X_b_map.fits wmodel /image_prod/ug002_uva//J0855+5751_X_b_map.mod ! Writing 498 model components to file: /image_prod/ug002_uva//J0855+5751_X_b_map.mod wobs /image_prod/ug002_uva//J0855+5751_X_b_uvs.fits ! Writing UV FITS file: /image_prod/ug002_uva//J0855+5751_X_b_uvs.fits wwins /image_prod/ug002_uva//J0855+5751_X_b_map.win ! wwins: Wrote 3 windows to /image_prod/ug002_uva//J0855+5751_X_b_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0291325 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000101612 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -1.04638 1.04638 2.09276 4.18553 8.37105 16.7421 33.4842 66.9684 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0003 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.029 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 286.702 quit ! Quitting program ! Log file /image_prod/ug002_uva//J0855+5751_X_b_dfm.log closed on Wed Mar 4 22:41:47 2020