! Started logfile: /image_prod/ug002_uva//J1844-2029_X_dfm.log on Thu Mar 5 03:54:23 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//J1844-2029_X_uva.fits ! Reading UV FITS file: /image_prod/ug002_uva//J1844-2029_X_uva.fits ! AN table 1: 60 integrations on 28 of 28 possible baselines. ! Apparent sampling: 1 visibilities/baseline/integration-bin. ! Found source: J1844-2029 ! ! 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 121 lines of history. ! ! Reading 20160 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 J1844-2029_X] float lim_self lim_self = 120.0 float lim_val lim_va = 1.2 integer clean_niter clean_niter = 100 float clean_gain clean_gain = 0.03 float dynam dynam = 6.0 float soltime1 soltime1 = 120 float soltime2 soltime2 = 20 float thresh thresh = 0.5 float win_mult win_mult = 1.8 float time_av time_av = 16 float old_peak float new_peak float flux_cutoff print "===============================================================" ! =============================================================== ! print "=== Difmap script: pima_mupet_01.dvm version of 2016.05.19 === " ! === Difmap script: pima_mupet_01.dvm version of 2016.05.19 === ! mapsize field_size, field_cell ! Map grid = 1024x1024 pixels with 0.200x0.200 milli-arcsec cellsize. startmod ! Applying default point source starting model. ! Performing phase self-cal ! Adding 1 model components to the UV plane model. ! The established model now contains 1 components and 1 Jy ! ! Correcting IF 1. ! ! 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=1.002377Jy sigma=8.484789 ! Fit after self-cal, rms=0.969063Jy sigma=8.206395 ! 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=0.5853 mas, bmaj=1.603 mas, bpa=-6.309 degrees ! Estimated noise=1.28318 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 = 0.0246388 Jy ! Component: 100 - total flux cleaned = 0.0311602 Jy ! Total flux subtracted in 100 components = 0.0311602 Jy ! Clean residual min=-0.003084 max=0.003211 Jy/beam ! Clean residual mean=-0.000000 rms=0.000706 Jy/beam ! Combined flux in latest and established models = 0.0311602 Jy ! Performing phase self-cal ! Adding 5 model components to the UV plane model. ! The established model now contains 5 components and 0.0311602 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=0.060236Jy sigma=0.460202 ! Fit after self-cal, rms=0.058640Jy sigma=0.445554 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00501194 Jy ! Component: 100 - total flux cleaned = 0.00594217 Jy ! Total flux subtracted in 100 components = 0.00594217 Jy ! Clean residual min=-0.002614 max=0.002918 Jy/beam ! Clean residual mean=-0.000001 rms=0.000686 Jy/beam ! Combined flux in latest and established models = 0.0371023 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 13 components and 0.0371023 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=0.058264Jy sigma=0.442580 ! Fit after self-cal, rms=0.058256Jy sigma=0.442449 ! 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=0.7248 mas, bmaj=1.863 mas, bpa=-4.752 degrees ! Estimated noise=0.604594 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 = 0.000986671 Jy ! Component: 100 - total flux cleaned = 0.00108773 Jy ! Component: 150 - total flux cleaned = 0.00120115 Jy ! Component: 200 - total flux cleaned = 0.00125837 Jy ! Total flux subtracted in 200 components = 0.00125837 Jy ! Clean residual min=-0.001906 max=0.001828 Jy/beam ! Clean residual mean=-0.000002 rms=0.000448 Jy/beam ! Combined flux in latest and established models = 0.0383607 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 20 components and 0.0383607 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=0.058225Jy sigma=0.442317 ! Fit after self-cal, rms=0.058227Jy sigma=0.442289 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7248 x 1.863 at -4.752 degrees (North through East) ! Clean map min=-0.0017591 max=0.035245 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 FD 0.94 HN 0.90 KP 1.22 ! MK 1.06 NL 1.11 OV 0.85 SC 1.03 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.86 FD 1.03 HN 0.89 KP 1.22 ! MK 1.13 NL 1.19 OV 0.89 SC 1.00 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.94 FD 0.95 HN 0.88 KP 1.08 ! MK 1.05 NL 1.09 OV 0.93 SC 1.12 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 0.90 HN 0.93 KP 1.12 ! MK 1.05 NL 1.14 OV 0.94 SC 1.08 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 1.04 HN 0.92 KP 1.11 ! MK 1.05 NL 1.12 OV 0.91 SC 0.98 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 0.90 FD 1.05 HN 0.88 KP 1.11 ! MK 1.07 NL 1.26 OV 0.94 SC 1.02 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 0.98 HN 0.90 KP 1.21 ! MK 1.03 NL 1.24 OV 0.83 SC 0.90 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 0.91 HN 0.93 KP 1.39 ! MK 1.03 NL 1.08 OV 0.85 SC 0.96 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 0.86 FD 0.94 HN 1.03 KP 1.13 ! MK 0.98 NL 1.10 OV 0.85 SC 1.00 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 0.78 FD 1.03 HN 0.77 KP 1.20 ! MK 0.91 NL 1.14 OV 0.86 SC 1.00 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 0.94 FD 0.96 HN 0.94 KP 1.06 ! MK 0.91 NL 1.25 OV 0.90 SC 0.85 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 0.90 FD 1.07 HN 0.86 KP 1.06 ! MK 0.87 NL 1.11 OV 0.78 SC 0.91 ! ! ! Fit before self-cal, rms=0.058227Jy sigma=0.442289 ! Fit after self-cal, rms=0.055575Jy sigma=0.439538 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.7202 mas, bmaj=1.851 mas, bpa=-4.295 degrees ! Estimated noise=0.600122 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 = 0.000249748 Jy ! Component: 100 - total flux cleaned = 0.000236908 Jy ! Component: 150 - total flux cleaned = 0.000215595 Jy ! Component: 200 - total flux cleaned = 0.000179578 Jy ! Total flux subtracted in 200 components = 0.000179578 Jy ! Clean residual min=-0.001102 max=0.001030 Jy/beam ! Clean residual mean=-0.000003 rms=0.000260 Jy/beam ! Combined flux in latest and established models = 0.0385403 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 26 components and 0.0385403 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=0.055568Jy sigma=0.439499 ! Fit after self-cal, rms=0.055600Jy sigma=0.438505 ! 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=0.055600Jy sigma=0.438505 ! Fit after self-cal, rms=0.055855Jy sigma=0.438286 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.7184 mas, bmaj=1.844 mas, bpa=-3.99 degrees ! Estimated noise=0.599601 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000208213 Jy ! Component: 100 - total flux cleaned = 0.000184456 Jy ! Component: 150 - total flux cleaned = 0.000143516 Jy ! Component: 200 - total flux cleaned = 0.000116528 Jy ! Total flux subtracted in 200 components = 0.000116528 Jy ! Clean residual min=-0.001073 max=0.000954 Jy/beam ! Clean residual mean=-0.000002 rms=0.000253 Jy/beam ! Combined flux in latest and established models = 0.0386568 Jy selfcal ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 26 components and 0.0386568 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=0.055848Jy sigma=0.438253 ! Fit after self-cal, rms=0.055917Jy sigma=0.438126 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 = -3.62705e-05 Jy ! Component: 100 - total flux cleaned = -6.7042e-05 Jy ! Component: 150 - total flux cleaned = -0.000102508 Jy ! Component: 200 - total flux cleaned = -0.00013323 Jy ! Total flux subtracted in 200 components = -0.00013323 Jy ! Clean residual min=-0.001094 max=0.000972 Jy/beam ! Clean residual mean=-0.000002 rms=0.000253 Jy/beam ! Combined flux in latest and established models = 0.0385236 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 27 components and 0.0385236 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=0.055912Jy sigma=0.438110 ! Fit after self-cal, rms=0.055912Jy sigma=0.438100 ! 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=0.055912Jy sigma=0.438100 ! Fit after self-cal, rms=0.056259Jy sigma=0.437499 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.7176 mas, bmaj=1.835 mas, bpa=-4.004 degrees ! Estimated noise=0.598032 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 9.47092e-05 Jy ! Component: 100 - total flux cleaned = 7.08116e-05 Jy ! Component: 150 - total flux cleaned = 5.09107e-05 Jy ! Component: 200 - total flux cleaned = 3.3419e-05 Jy ! Total flux subtracted in 200 components = 3.3419e-05 Jy ! Clean residual min=-0.001170 max=0.000912 Jy/beam ! Clean residual mean=-0.000002 rms=0.000236 Jy/beam ! Combined flux in latest and established models = 0.038557 Jy selfcal ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 28 components and 0.038557 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=0.056252Jy sigma=0.437471 ! Fit after self-cal, rms=0.056334Jy sigma=0.437303 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 = -6.2213e-05 Jy ! Component: 100 - total flux cleaned = -8.28925e-05 Jy ! Component: 150 - total flux cleaned = -0.00011063 Jy ! Component: 200 - total flux cleaned = -0.000127041 Jy ! Total flux subtracted in 200 components = -0.000127041 Jy ! Clean residual min=-0.001200 max=0.000964 Jy/beam ! Clean residual mean=-0.000002 rms=0.000238 Jy/beam ! Combined flux in latest and established models = 0.03843 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 29 components and 0.03843 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=0.056329Jy sigma=0.437284 ! Fit after self-cal, rms=0.056328Jy sigma=0.437269 ! 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=0.056328Jy sigma=0.437269 ! Fit after self-cal, rms=0.056567Jy sigma=0.437211 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.853 mas, bmaj=3.619 mas, bpa=1.808 degrees ! Estimated noise=0.831109 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000113637 Jy ! Component: 100 - total flux cleaned = -0.000113524 Jy ! Component: 150 - total flux cleaned = -0.000118428 Jy ! Component: 200 - total flux cleaned = -0.000137021 Jy ! Total flux subtracted in 200 components = -0.000137021 Jy ! Clean residual min=-0.001257 max=0.001209 Jy/beam ! Clean residual mean=-0.000006 rms=0.000325 Jy/beam ! Combined flux in latest and established models = 0.0382929 Jy selfcal ! Performing phase self-cal ! Adding 3 model components to the UV plane model. ! The established model now contains 30 components and 0.0382929 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=0.056565Jy sigma=0.437210 ! Fit after self-cal, rms=0.056609Jy sigma=0.437160 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 = -8.45976e-05 Jy ! Component: 100 - total flux cleaned = -8.40017e-05 Jy ! Component: 150 - total flux cleaned = -9.89222e-05 Jy ! Component: 200 - total flux cleaned = -0.000111213 Jy ! Total flux subtracted in 200 components = -0.000111213 Jy ! Clean residual min=-0.001279 max=0.001181 Jy/beam ! Clean residual mean=-0.000006 rms=0.000326 Jy/beam ! Combined flux in latest and established models = 0.0381817 Jy ! Performing phase self-cal ! Adding 5 model components to the UV plane model. ! The established model now contains 31 components and 0.0381817 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=0.056608Jy sigma=0.437166 ! Fit after self-cal, rms=0.056610Jy sigma=0.437158 ! 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=0.7164 mas, bmaj=1.827 mas, bpa=-3.862 degrees ! Estimated noise=0.596288 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7164 x 1.827 at -3.862 degrees (North through East) ! Clean map min=-0.0010052 max=0.03522 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=0.5828 mas, bmaj=1.568 mas, bpa=-5.221 degrees ! Estimated noise=1.25466 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0257569 Jy ! Component: 100 - total flux cleaned = 0.0336994 Jy ! Component: 150 - total flux cleaned = 0.0364535 Jy ! Component: 200 - total flux cleaned = 0.0368029 Jy ! Total flux subtracted in 200 components = 0.0368029 Jy ! Clean residual min=-0.002469 max=0.002866 Jy/beam ! Clean residual mean=-0.000001 rms=0.000617 Jy/beam ! Combined flux in latest and established models = 0.0368029 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 0.0368029 Jy ! Inverting map and beam ! Estimated beam: bmin=0.7164 mas, bmaj=1.827 mas, bpa=-3.862 degrees ! Estimated noise=0.596288 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 = 0.0015007 Jy ! Component: 100 - total flux cleaned = 0.001726 Jy ! Component: 150 - total flux cleaned = 0.00170331 Jy ! Component: 200 - total flux cleaned = 0.00170308 Jy ! Total flux subtracted in 200 components = 0.00170308 Jy ! Clean residual min=-0.001144 max=0.000887 Jy/beam ! Clean residual mean=-0.000002 rms=0.000244 Jy/beam ! Combined flux in latest and established models = 0.038506 Jy ! Adding 13 model components to the UV plane model. ! The established model now contains 17 components and 0.038506 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=1.853 mas, bmaj=3.619 mas, bpa=1.808 degrees ! Estimated noise=0.831109 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -1.06199e-05 Jy ! Component: 100 - total flux cleaned = -3.96864e-05 Jy ! Component: 150 - total flux cleaned = -6.48836e-05 Jy ! Component: 200 - total flux cleaned = -9.5786e-05 Jy ! Total flux subtracted in 200 components = -9.5786e-05 Jy ! Clean residual min=-0.001329 max=0.001173 Jy/beam ! Clean residual mean=-0.000006 rms=0.000331 Jy/beam ! Combined flux in latest and established models = 0.0384102 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 = -2.16048e-05 Jy ! Component: 100 - total flux cleaned = -4.84412e-05 Jy ! Component: 150 - total flux cleaned = -6.69922e-05 Jy ! Component: 200 - total flux cleaned = -9.00349e-05 Jy ! Total flux subtracted in 200 components = -9.00349e-05 Jy ! Clean residual min=-0.001327 max=0.001169 Jy/beam ! Clean residual mean=-0.000006 rms=0.000329 Jy/beam ! Combined flux in latest and established models = 0.0383202 Jy ! Adding 6 model components to the UV plane model. ! The established model now contains 20 components and 0.0383202 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.7164 mas, bmaj=1.827 mas, bpa=-3.862 degrees ! Estimated noise=0.596288 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000117518 Jy ! Component: 100 - total flux cleaned = 6.83688e-05 Jy ! Component: 150 - total flux cleaned = 4.07556e-05 Jy ! Component: 200 - total flux cleaned = 1.66516e-05 Jy ! Total flux subtracted in 200 components = 1.66516e-05 Jy ! Clean residual min=-0.001162 max=0.000931 Jy/beam ! Clean residual mean=-0.000002 rms=0.000238 Jy/beam ! Combined flux in latest and established models = 0.0383369 Jy selfcal ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 24 components and 0.0383369 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=0.056606Jy sigma=0.437168 ! Fit after self-cal, rms=0.056614Jy sigma=0.437154 wmodel J1844-2029_X_map.mod ! Writing 24 model components to file: J1844-2029_X_map.mod wobs J1844-2029_X_uvs.fits ! Writing UV FITS file: J1844-2029_X_uvs.fits wwins J1844-2029_X_map.win ! wwins: Wrote 1 windows to J1844-2029_X_map.win x = (field_size-8) * field_cell / 4 addwin -x,x,-x,x clean (field_size*4),0.01 ! Inverting map ! clean: niter=4096 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = -0.000491133 Jy ! Component: 100 - total flux cleaned = -0.000729489 Jy ! Component: 150 - total flux cleaned = -0.000890122 Jy ! Component: 200 - total flux cleaned = -0.00090565 Jy ! Component: 250 - total flux cleaned = -0.000905837 Jy ! Component: 300 - total flux cleaned = -0.000891682 Jy ! Component: 350 - total flux cleaned = -0.000905963 Jy ! Component: 400 - total flux cleaned = -0.000933298 Jy ! Component: 450 - total flux cleaned = -0.000946709 Jy ! Component: 500 - total flux cleaned = -0.000946704 Jy ! Component: 550 - total flux cleaned = -0.000946939 Jy ! Component: 600 - total flux cleaned = -0.00100995 Jy ! Component: 650 - total flux cleaned = -0.00104707 Jy ! Component: 700 - total flux cleaned = -0.00107139 Jy ! Component: 750 - total flux cleaned = -0.00110746 Jy ! Component: 800 - total flux cleaned = -0.00114287 Jy ! Component: 850 - total flux cleaned = -0.00118925 Jy ! Component: 900 - total flux cleaned = -0.00126911 Jy ! Component: 950 - total flux cleaned = -0.00132518 Jy ! Component: 1000 - total flux cleaned = -0.0013805 Jy ! Component: 1050 - total flux cleaned = -0.00143498 Jy ! Component: 1100 - total flux cleaned = -0.00149965 Jy ! Component: 1150 - total flux cleaned = -0.0015741 Jy ! Component: 1200 - total flux cleaned = -0.00164733 Jy ! Component: 1250 - total flux cleaned = -0.00174028 Jy ! Component: 1300 - total flux cleaned = -0.00180146 Jy ! Component: 1350 - total flux cleaned = -0.0018821 Jy ! Component: 1400 - total flux cleaned = -0.00193167 Jy ! Component: 1450 - total flux cleaned = -0.00201022 Jy ! Component: 1500 - total flux cleaned = -0.00206845 Jy ! Component: 1550 - total flux cleaned = -0.00214519 Jy ! Component: 1600 - total flux cleaned = -0.00220212 Jy ! Component: 1650 - total flux cleaned = -0.00228685 Jy ! Component: 1700 - total flux cleaned = -0.00238899 Jy ! Component: 1750 - total flux cleaned = -0.00246254 Jy ! Component: 1800 - total flux cleaned = -0.00259009 Jy ! Component: 1850 - total flux cleaned = -0.00264412 Jy ! Component: 1900 - total flux cleaned = -0.00273344 Jy ! Component: 1950 - total flux cleaned = -0.00282202 Jy ! Component: 2000 - total flux cleaned = -0.00290961 Jy ! Component: 2050 - total flux cleaned = -0.00297036 Jy ! Component: 2100 - total flux cleaned = -0.00307354 Jy ! Component: 2150 - total flux cleaned = -0.00312473 Jy ! Component: 2200 - total flux cleaned = -0.00320928 Jy ! Component: 2250 - total flux cleaned = -0.00329301 Jy ! Component: 2300 - total flux cleaned = -0.00335113 Jy ! Component: 2350 - total flux cleaned = -0.00340885 Jy ! Component: 2400 - total flux cleaned = -0.00352303 Jy ! Component: 2450 - total flux cleaned = -0.00353934 Jy ! Component: 2500 - total flux cleaned = -0.00360345 Jy ! Component: 2550 - total flux cleaned = -0.00367496 Jy ! Component: 2600 - total flux cleaned = -0.00373027 Jy ! Component: 2650 - total flux cleaned = -0.00376939 Jy ! Component: 2700 - total flux cleaned = -0.00381604 Jy ! Component: 2750 - total flux cleaned = -0.00386237 Jy ! Component: 2800 - total flux cleaned = -0.003916 Jy ! Component: 2850 - total flux cleaned = -0.00396908 Jy ! Component: 2900 - total flux cleaned = -0.00402933 Jy ! Component: 2950 - total flux cleaned = -0.00404425 Jy ! Component: 3000 - total flux cleaned = -0.00410371 Jy ! Component: 3050 - total flux cleaned = -0.00414786 Jy ! Component: 3100 - total flux cleaned = -0.00418451 Jy ! Component: 3150 - total flux cleaned = -0.00423535 Jy ! Component: 3200 - total flux cleaned = -0.00424967 Jy ! Component: 3250 - total flux cleaned = -0.00428545 Jy ! Component: 3300 - total flux cleaned = -0.00432101 Jy ! Component: 3350 - total flux cleaned = -0.00434216 Jy ! Component: 3400 - total flux cleaned = -0.00435613 Jy ! Component: 3450 - total flux cleaned = -0.004405 Jy ! Component: 3500 - total flux cleaned = -0.00440495 Jy ! Component: 3550 - total flux cleaned = -0.00444624 Jy ! Component: 3600 - total flux cleaned = -0.00448043 Jy ! Component: 3650 - total flux cleaned = -0.00448044 Jy ! Component: 3700 - total flux cleaned = -0.00451424 Jy ! Component: 3750 - total flux cleaned = -0.00452766 Jy ! Component: 3800 - total flux cleaned = -0.00456777 Jy ! Component: 3850 - total flux cleaned = -0.00460088 Jy ! Component: 3900 - total flux cleaned = -0.0046536 Jy ! Component: 3950 - total flux cleaned = -0.00467328 Jy ! Component: 4000 - total flux cleaned = -0.00469935 Jy ! Component: 4050 - total flux cleaned = -0.00473827 Jy ! Total flux subtracted in 4096 components = -0.00475762 Jy ! Clean residual min=-0.000393 max=0.000438 Jy/beam ! Clean residual mean=-0.000000 rms=0.000106 Jy/beam ! Combined flux in latest and established models = 0.0335792 Jy keep ! Adding 276 model components to the UV plane model. ! The established model now contains 300 components and 0.0335792 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /image_prod/ug002_uva//J1844-2029_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7164 x 1.827 at -3.862 degrees (North through East) ! Clean map min=-0.00073187 max=0.034896 Jy/beam ! Writing clean map to FITS file: /image_prod/ug002_uva//J1844-2029_X_map.fits wmodel /image_prod/ug002_uva//J1844-2029_X_map.mod ! Writing 300 model components to file: /image_prod/ug002_uva//J1844-2029_X_map.mod wobs /image_prod/ug002_uva//J1844-2029_X_uvs.fits ! Writing UV FITS file: /image_prod/ug002_uva//J1844-2029_X_uvs.fits wwins /image_prod/ug002_uva//J1844-2029_X_map.win ! wwins: Wrote 2 windows to /image_prod/ug002_uva//J1844-2029_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0348958 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000104976 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.902484 0.902484 1.80497 3.60994 7.21987 14.4397 28.8795 57.759 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0003 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.034 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 332.415 quit ! Quitting program ! Log file /image_prod/ug002_uva//J1844-2029_X_dfm.log closed on Thu Mar 5 03:54:27 2020