! Started logfile: /image_prod/ug002_uva//J0822+2538_X_b_dfm.log on Wed Mar 4 22:21:04 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//J0822+2538_X_b_uva.fits ! Reading UV FITS file: /image_prod/ug002_uva//J0822+2538_X_b_uva.fits ! AN table 1: 75 integrations on 36 of 36 possible baselines. ! Apparent sampling: 0.925926 visibilities/baseline/integration-bin. ! Found source: J0822+2538 ! ! 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 30000 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 J0822+2538_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 25 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 25 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 25 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 25 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 25 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 25 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 25 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 25 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 25 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 25 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 25 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 25 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.001439Jy sigma=10.220885 ! Fit after self-cal, rms=0.976525Jy sigma=9.961817 ! 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=0.7507 mas, bmaj=1.949 mas, bpa=-11.25 degrees ! Estimated noise=0.817031 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 = 0.0197759 Jy ! Component: 100 - total flux cleaned = 0.0241418 Jy ! Total flux subtracted in 100 components = 0.0241418 Jy ! Clean residual min=-0.005271 max=0.002923 Jy/beam ! Clean residual mean=-0.000001 rms=0.000723 Jy/beam ! Combined flux in latest and established models = 0.0241418 Jy ! Performing phase self-cal ! Adding 2 model components to the UV plane model. ! The established model now contains 2 components and 0.0241418 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=0.050820Jy sigma=0.501082 ! Fit after self-cal, rms=0.049293Jy sigma=0.485373 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00407514 Jy ! Component: 100 - total flux cleaned = 0.00533066 Jy ! Total flux subtracted in 100 components = 0.00533066 Jy ! Clean residual min=-0.004814 max=0.002442 Jy/beam ! Clean residual mean=-0.000001 rms=0.000652 Jy/beam ! Combined flux in latest and established models = 0.0294725 Jy ! Performing phase self-cal ! Adding 5 model components to the UV plane model. ! The established model now contains 5 components and 0.0294725 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=0.049137Jy sigma=0.483361 ! Fit after self-cal, rms=0.049127Jy sigma=0.483171 ! 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=0.9978 mas, bmaj=2.252 mas, bpa=-9.661 degrees ! Estimated noise=0.405342 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 = -0.00211777 Jy ! Component: 100 - total flux cleaned = -0.00303627 Jy ! Component: 150 - total flux cleaned = -0.00311673 Jy ! Component: 200 - total flux cleaned = -0.00316332 Jy ! Total flux subtracted in 200 components = -0.00316332 Jy ! Clean residual min=-0.004473 max=0.002408 Jy/beam ! Clean residual mean=-0.000001 rms=0.000579 Jy/beam ! Combined flux in latest and established models = 0.0263091 Jy ! Performing phase self-cal ! Adding 5 model components to the UV plane model. ! The established model now contains 8 components and 0.0263091 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=0.049052Jy sigma=0.482095 ! Fit after self-cal, rms=0.049021Jy sigma=0.481632 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9978 x 2.252 at -9.661 degrees (North through East) ! Clean map min=-0.004533 max=0.028747 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.11 FD 1.21 KP 1.17 LA 1.06 ! MK 1.21 NL 0.57 OV 1.22 PT 1.18 ! SC 1.02 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.20 FD 1.19 KP 1.30 LA 1.08 ! MK 1.12 NL 0.58 OV 1.14 PT 1.20 ! SC 0.92 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 1.16 KP 1.17 LA 1.20 ! MK 1.17 NL 0.58 OV 1.32 PT 1.08 ! SC 1.06 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.17 FD 1.18 KP 1.12 LA 1.20 ! MK 1.12 NL 0.58 OV 1.32 PT 1.17 ! SC 0.85 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 1.28 KP 1.25 LA 1.32 ! MK 0.98 NL 0.54 OV 1.22 PT 1.09 ! SC 0.95 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 1.19 KP 1.25 LA 1.16 ! MK 1.14 NL 0.55 OV 1.20 PT 1.17 ! SC 0.80 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 1.36 KP 1.31 LA 1.26 ! MK 0.97 NL 0.55 OV 1.18 PT 1.12 ! SC 0.86 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 1.12 KP 1.17 LA 1.18 ! MK 1.05 NL 0.62 OV 1.05 PT 1.15 ! SC 0.95 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 1.12 KP 1.31 LA 1.18 ! MK 1.02 NL 0.53 OV 1.15 PT 1.20 ! SC 0.80 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.12 FD 1.12 KP 1.32 LA 1.32 ! MK 1.05 NL 0.45 OV 1.23 PT 1.15 ! SC 0.75 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 1.12 KP 1.19 LA 1.26 ! MK 0.99 NL 0.53 OV 1.05 PT 1.04 ! SC 0.88 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 0.85 FD 1.15 KP 1.19 LA 1.22 ! MK 0.89 NL 0.52 OV 1.09 PT 0.99 ! SC 0.81 ! ! ! Fit before self-cal, rms=0.049021Jy sigma=0.481632 ! Fit after self-cal, rms=0.048978Jy sigma=0.468013 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.962 mas, bmaj=2.165 mas, bpa=-10.11 degrees ! Estimated noise=0.403033 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 = 0.00103532 Jy ! Component: 100 - total flux cleaned = 0.00151298 Jy ! Component: 150 - total flux cleaned = 0.00168332 Jy ! Component: 200 - total flux cleaned = 0.00184298 Jy ! Total flux subtracted in 200 components = 0.00184298 Jy ! Clean residual min=-0.000838 max=0.000879 Jy/beam ! Clean residual mean=0.000001 rms=0.000209 Jy/beam ! Combined flux in latest and established models = 0.0281521 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 15 components and 0.0281521 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=0.048950Jy sigma=0.467739 ! Fit after self-cal, rms=0.050830Jy sigma=0.458841 ! 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=0.050830Jy sigma=0.458841 ! Fit after self-cal, rms=0.066720Jy sigma=0.452042 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9613 mas, bmaj=2.151 mas, bpa=-11.16 degrees ! Estimated noise=0.428319 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000607771 Jy ! Component: 100 - total flux cleaned = 0.000958951 Jy ! Component: 150 - total flux cleaned = 0.00108161 Jy ! Component: 200 - total flux cleaned = 0.00118592 Jy ! Total flux subtracted in 200 components = 0.00118592 Jy ! Clean residual min=-0.000819 max=0.000836 Jy/beam ! Clean residual mean=0.000000 rms=0.000194 Jy/beam ! Combined flux in latest and established models = 0.029338 Jy selfcal ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 22 components and 0.029338 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=0.066707Jy sigma=0.451996 ! Fit after self-cal, rms=0.068750Jy sigma=0.448427 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 = -0.00182521 Jy ! Component: 100 - total flux cleaned = -0.00266572 Jy ! Component: 150 - total flux cleaned = -0.00310518 Jy ! Component: 200 - total flux cleaned = -0.00319672 Jy ! Total flux subtracted in 200 components = -0.00319672 Jy ! Clean residual min=-0.001848 max=0.001048 Jy/beam ! Clean residual mean=-0.000000 rms=0.000306 Jy/beam ! Combined flux in latest and established models = 0.0261413 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 30 components and 0.0261413 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=0.068615Jy sigma=0.449095 ! Fit after self-cal, rms=0.068724Jy sigma=0.449030 ! 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=0.068724Jy sigma=0.449030 ! Fit after self-cal, rms=0.090563Jy sigma=0.445993 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9611 mas, bmaj=2.141 mas, bpa=-11.87 degrees ! Estimated noise=0.434936 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000470641 Jy ! Component: 100 - total flux cleaned = 0.000704338 Jy ! Component: 150 - total flux cleaned = 0.000811316 Jy ! Component: 200 - total flux cleaned = 0.00090696 Jy ! Total flux subtracted in 200 components = 0.00090696 Jy ! Clean residual min=-0.000843 max=0.000800 Jy/beam ! Clean residual mean=0.000000 rms=0.000184 Jy/beam ! Combined flux in latest and established models = 0.0270483 Jy selfcal ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 32 components and 0.0270483 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=0.090557Jy sigma=0.445974 ! Fit after self-cal, rms=0.091904Jy sigma=0.444536 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 = -0.00147432 Jy ! Component: 100 - total flux cleaned = -0.00207326 Jy ! Component: 150 - total flux cleaned = -0.00234633 Jy ! Component: 200 - total flux cleaned = -0.00240826 Jy ! Total flux subtracted in 200 components = -0.00240826 Jy ! Clean residual min=-0.001417 max=0.000907 Jy/beam ! Clean residual mean=-0.000000 rms=0.000253 Jy/beam ! Combined flux in latest and established models = 0.02464 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 33 components and 0.02464 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=0.091820Jy sigma=0.445078 ! Fit after self-cal, rms=0.091882Jy sigma=0.445064 ! 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=0.091882Jy sigma=0.445064 ! Fit after self-cal, rms=0.124396Jy sigma=0.443545 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.881 mas, bmaj=2.7 mas, bpa=-11.69 degrees ! Estimated noise=0.591498 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000433948 Jy ! Component: 100 - total flux cleaned = 0.000696395 Jy ! Component: 150 - total flux cleaned = 0.000851427 Jy ! Component: 200 - total flux cleaned = 0.000904399 Jy ! Total flux subtracted in 200 components = 0.000904399 Jy ! Clean residual min=-0.000994 max=0.000850 Jy/beam ! Clean residual mean=0.000001 rms=0.000254 Jy/beam ! Combined flux in latest and established models = 0.0255444 Jy selfcal ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 39 components and 0.0255444 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=0.124394Jy sigma=0.443558 ! Fit after self-cal, rms=0.125186Jy sigma=0.442955 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 = -0.00141743 Jy ! Component: 100 - total flux cleaned = -0.00217494 Jy ! Component: 150 - total flux cleaned = -0.00261294 Jy ! Component: 200 - total flux cleaned = -0.00287555 Jy ! Total flux subtracted in 200 components = -0.00287555 Jy ! Clean residual min=-0.001247 max=0.000942 Jy/beam ! Clean residual mean=-0.000000 rms=0.000277 Jy/beam ! Combined flux in latest and established models = 0.0226689 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 43 components and 0.0226689 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=0.125141Jy sigma=0.443497 ! Fit after self-cal, rms=0.125187Jy sigma=0.443445 ! 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=0.9636 mas, bmaj=2.137 mas, bpa=-12.4 degrees ! Estimated noise=0.439177 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9636 x 2.137 at -12.4 degrees (North through East) ! Clean map min=-0.0018334 max=0.023813 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=0.7375 mas, bmaj=1.879 mas, bpa=-14.72 degrees ! Estimated noise=0.840903 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0182621 Jy ! Component: 100 - total flux cleaned = 0.022428 Jy ! Component: 150 - total flux cleaned = 0.023933 Jy ! Component: 200 - total flux cleaned = 0.0243441 Jy ! Total flux subtracted in 200 components = 0.0243441 Jy ! Clean residual min=-0.002134 max=0.001396 Jy/beam ! Clean residual mean=-0.000000 rms=0.000364 Jy/beam ! Combined flux in latest and established models = 0.0243441 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 18 model components to the UV plane model. ! The established model now contains 18 components and 0.0243441 Jy ! Inverting map and beam ! Estimated beam: bmin=0.9636 mas, bmaj=2.137 mas, bpa=-12.4 degrees ! Estimated noise=0.439177 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 = -0.00114139 Jy ! Component: 100 - total flux cleaned = -0.00134736 Jy ! Component: 150 - total flux cleaned = -0.00138766 Jy ! Component: 200 - total flux cleaned = -0.00140133 Jy ! Total flux subtracted in 200 components = -0.00140133 Jy ! Clean residual min=-0.001502 max=0.000911 Jy/beam ! Clean residual mean=-0.000000 rms=0.000244 Jy/beam ! Combined flux in latest and established models = 0.0229428 Jy ! Adding 10 model components to the UV plane model. ! The established model now contains 23 components and 0.0229428 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=1.881 mas, bmaj=2.7 mas, bpa=-11.69 degrees ! Estimated noise=0.591498 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000888884 Jy ! Component: 100 - total flux cleaned = -0.00116402 Jy ! Component: 150 - total flux cleaned = -0.00125086 Jy ! Component: 200 - total flux cleaned = -0.00126133 Jy ! Total flux subtracted in 200 components = -0.00126133 Jy ! Clean residual min=-0.001456 max=0.000970 Jy/beam ! Clean residual mean=-0.000000 rms=0.000296 Jy/beam ! Combined flux in latest and established models = 0.0216815 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 = -1.76974e-05 Jy ! Component: 100 - total flux cleaned = -3.30197e-05 Jy ! Component: 150 - total flux cleaned = -4.73489e-05 Jy ! Component: 200 - total flux cleaned = -6.02226e-05 Jy ! Total flux subtracted in 200 components = -6.02226e-05 Jy ! Clean residual min=-0.001407 max=0.000990 Jy/beam ! Clean residual mean=-0.000000 rms=0.000293 Jy/beam ! Combined flux in latest and established models = 0.0216212 Jy ! Adding 13 model components to the UV plane model. ! The established model now contains 33 components and 0.0216212 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.9636 mas, bmaj=2.137 mas, bpa=-12.4 degrees ! Estimated noise=0.439177 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000780757 Jy ! Component: 100 - total flux cleaned = 0.000955112 Jy ! Component: 150 - total flux cleaned = 0.0010716 Jy ! Component: 200 - total flux cleaned = 0.00115147 Jy ! Total flux subtracted in 200 components = 0.00115147 Jy ! Clean residual min=-0.001310 max=0.000883 Jy/beam ! Clean residual mean=-0.000000 rms=0.000237 Jy/beam ! Combined flux in latest and established models = 0.0227727 Jy selfcal ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 41 components and 0.0227727 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=0.125179Jy sigma=0.443725 ! Fit after self-cal, rms=0.125171Jy sigma=0.443691 wmodel J0822+2538_X_b_map.mod ! Writing 41 model components to file: J0822+2538_X_b_map.mod wobs J0822+2538_X_b_uvs.fits ! Writing UV FITS file: J0822+2538_X_b_uvs.fits wwins J0822+2538_X_b_map.win ! wwins: Wrote 1 windows to J0822+2538_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 = -0.000557949 Jy ! Component: 100 - total flux cleaned = -0.00104042 Jy ! Component: 150 - total flux cleaned = -0.00138875 Jy ! Component: 200 - total flux cleaned = -0.00163029 Jy ! Component: 250 - total flux cleaned = -0.00187368 Jy ! Component: 300 - total flux cleaned = -0.00204732 Jy ! Component: 350 - total flux cleaned = -0.00222869 Jy ! Component: 400 - total flux cleaned = -0.00237766 Jy ! Component: 450 - total flux cleaned = -0.00253629 Jy ! Component: 500 - total flux cleaned = -0.00269091 Jy ! Component: 550 - total flux cleaned = -0.00281714 Jy ! Component: 600 - total flux cleaned = -0.00291598 Jy ! Component: 650 - total flux cleaned = -0.00297666 Jy ! Component: 700 - total flux cleaned = -0.00306035 Jy ! Component: 750 - total flux cleaned = -0.00313083 Jy ! Component: 800 - total flux cleaned = -0.00321195 Jy ! Component: 850 - total flux cleaned = -0.00328039 Jy ! Component: 900 - total flux cleaned = -0.00332534 Jy ! Component: 950 - total flux cleaned = -0.00337009 Jy ! Component: 1000 - total flux cleaned = -0.00345822 Jy ! Component: 1050 - total flux cleaned = -0.00349092 Jy ! Component: 1100 - total flux cleaned = -0.00355605 Jy ! Component: 1150 - total flux cleaned = -0.00365265 Jy ! Component: 1200 - total flux cleaned = -0.0036953 Jy ! Component: 1250 - total flux cleaned = -0.00377971 Jy ! Component: 1300 - total flux cleaned = -0.00386339 Jy ! Component: 1350 - total flux cleaned = -0.00392571 Jy ! Component: 1400 - total flux cleaned = -0.00401837 Jy ! Component: 1450 - total flux cleaned = -0.00405918 Jy ! Component: 1500 - total flux cleaned = -0.00413026 Jy ! Component: 1550 - total flux cleaned = -0.00420068 Jy ! Component: 1600 - total flux cleaned = -0.00423068 Jy ! Component: 1650 - total flux cleaned = -0.00428035 Jy ! Component: 1700 - total flux cleaned = -0.00432954 Jy ! Component: 1750 - total flux cleaned = -0.00438822 Jy ! Component: 1800 - total flux cleaned = -0.0044271 Jy ! Component: 1850 - total flux cleaned = -0.00445596 Jy ! Component: 1900 - total flux cleaned = -0.00449434 Jy ! Component: 1950 - total flux cleaned = -0.00453228 Jy ! Component: 2000 - total flux cleaned = -0.0045607 Jy ! Component: 2050 - total flux cleaned = -0.00459831 Jy ! Component: 2100 - total flux cleaned = -0.00460766 Jy ! Component: 2150 - total flux cleaned = -0.00464482 Jy ! Component: 2200 - total flux cleaned = -0.00468174 Jy ! Component: 2250 - total flux cleaned = -0.00470002 Jy ! Component: 2300 - total flux cleaned = -0.00471824 Jy ! Component: 2350 - total flux cleaned = -0.0047544 Jy ! Component: 2400 - total flux cleaned = -0.00479041 Jy ! Component: 2450 - total flux cleaned = -0.00485297 Jy ! Component: 2500 - total flux cleaned = -0.00485292 Jy ! Component: 2550 - total flux cleaned = -0.00489714 Jy ! Component: 2600 - total flux cleaned = -0.00489717 Jy ! Component: 2650 - total flux cleaned = -0.00498461 Jy ! Component: 2700 - total flux cleaned = -0.00501065 Jy ! Component: 2750 - total flux cleaned = -0.00501932 Jy ! Component: 2800 - total flux cleaned = -0.00506246 Jy ! Component: 2850 - total flux cleaned = -0.0051052 Jy ! Component: 2900 - total flux cleaned = -0.0051478 Jy ! Component: 2950 - total flux cleaned = -0.00515625 Jy ! Component: 3000 - total flux cleaned = -0.00519842 Jy ! Component: 3050 - total flux cleaned = -0.00522354 Jy ! Component: 3100 - total flux cleaned = -0.00524857 Jy ! Component: 3150 - total flux cleaned = -0.00525686 Jy ! Component: 3200 - total flux cleaned = -0.005323 Jy ! Component: 3250 - total flux cleaned = -0.00530654 Jy ! Component: 3300 - total flux cleaned = -0.0053393 Jy ! Component: 3350 - total flux cleaned = -0.00538003 Jy ! Component: 3400 - total flux cleaned = -0.00539626 Jy ! Component: 3450 - total flux cleaned = -0.00542049 Jy ! Component: 3500 - total flux cleaned = -0.00544461 Jy ! Component: 3550 - total flux cleaned = -0.00546063 Jy ! Component: 3600 - total flux cleaned = -0.00547659 Jy ! Component: 3650 - total flux cleaned = -0.00552416 Jy ! Component: 3700 - total flux cleaned = -0.00555571 Jy ! Component: 3750 - total flux cleaned = -0.00556362 Jy ! Component: 3800 - total flux cleaned = -0.00560279 Jy ! Component: 3850 - total flux cleaned = -0.00562618 Jy ! Component: 3900 - total flux cleaned = -0.00568055 Jy ! Component: 3950 - total flux cleaned = -0.00568054 Jy ! Component: 4000 - total flux cleaned = -0.00570354 Jy ! Component: 4050 - total flux cleaned = -0.00570359 Jy ! Total flux subtracted in 4096 components = -0.00572649 Jy ! Clean residual min=-0.000400 max=0.000443 Jy/beam ! Clean residual mean=-0.000000 rms=0.000132 Jy/beam ! Combined flux in latest and established models = 0.0170462 Jy keep ! Adding 264 model components to the UV plane model. ! The established model now contains 304 components and 0.0170462 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /image_prod/ug002_uva//J0822+2538_X_b_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9636 x 2.137 at -12.4 degrees (North through East) ! Clean map min=-0.0016277 max=0.02262 Jy/beam ! Writing clean map to FITS file: /image_prod/ug002_uva//J0822+2538_X_b_map.fits wmodel /image_prod/ug002_uva//J0822+2538_X_b_map.mod ! Writing 304 model components to file: /image_prod/ug002_uva//J0822+2538_X_b_map.mod wobs /image_prod/ug002_uva//J0822+2538_X_b_uvs.fits ! Writing UV FITS file: /image_prod/ug002_uva//J0822+2538_X_b_uvs.fits wwins /image_prod/ug002_uva//J0822+2538_X_b_map.win ! wwins: Wrote 2 windows to /image_prod/ug002_uva//J0822+2538_X_b_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0226201 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000131604 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -1.7454 1.7454 3.4908 6.9816 13.9632 27.9264 55.8528 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0003 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.022 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 171.88 quit ! Quitting program ! Log file /image_prod/ug002_uva//J0822+2538_X_b_dfm.log closed on Wed Mar 4 22:21:09 2020