! Started logfile: /image_prod/ug002_uva//J0331-2524_X_dfm.log on Wed Mar 4 19:57:26 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//J0331-2524_X_uva.fits ! Reading UV FITS file: /image_prod/ug002_uva//J0331-2524_X_uva.fits ! AN table 1: 50 integrations on 36 of 36 possible baselines. ! Apparent sampling: 0.980556 visibilities/baseline/integration-bin. ! Found source: J0331-2524 ! ! 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 21180 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 J0331-2524_X] float lim_self lim_self = 120.0 float lim_val lim_va = 1.2 integer clean_niter clean_niter = 100 float clean_gain clean_gain = 0.03 float dynam dynam = 6.0 float soltime1 soltime1 = 120 float soltime2 soltime2 = 20 float thresh thresh = 0.5 float win_mult win_mult = 1.8 float time_av time_av = 16 float old_peak float new_peak float flux_cutoff print "===============================================================" ! =============================================================== ! print "=== Difmap script: pima_mupet_01.dvm version of 2016.05.19 === " ! === Difmap script: pima_mupet_01.dvm version of 2016.05.19 === ! mapsize field_size, field_cell ! Map grid = 1024x1024 pixels with 0.200x0.200 milli-arcsec cellsize. startmod ! Applying default point source starting model. ! Performing phase self-cal ! Adding 1 model components to the UV plane model. ! The established model now contains 1 components and 1 Jy ! ! Correcting IF 1. ! A total of 3 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 3 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 3 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 3 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 3 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 3 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 3 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 3 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 3 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 3 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 3 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 3 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.020819Jy sigma=7.772929 ! Fit after self-cal, rms=0.810219Jy sigma=6.093136 ! 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=0.7204 mas, bmaj=3.38 mas, bpa=-19.82 degrees ! Estimated noise=1.44113 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 = 0.140737 Jy ! Component: 100 - total flux cleaned = 0.17996 Jy ! Total flux subtracted in 100 components = 0.17996 Jy ! Clean residual min=-0.007324 max=0.016108 Jy/beam ! Clean residual mean=0.000018 rms=0.002102 Jy/beam ! Combined flux in latest and established models = 0.17996 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 11 components and 0.17996 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=0.087379Jy sigma=0.584668 ! Fit after self-cal, rms=0.087400Jy sigma=0.584500 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.016863 Jy ! Component: 100 - total flux cleaned = 0.0266367 Jy ! Total flux subtracted in 100 components = 0.0266367 Jy ! Clean residual min=-0.006057 max=0.007255 Jy/beam ! Clean residual mean=0.000020 rms=0.001525 Jy/beam ! Combined flux in latest and established models = 0.206597 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 33 components and 0.206597 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=0.082477Jy sigma=0.532785 ! Fit after self-cal, rms=0.082497Jy sigma=0.532680 ! 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=0.9808 mas, bmaj=4.025 mas, bpa=-18.6 degrees ! Estimated noise=0.661152 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 = 0.0119391 Jy ! Component: 100 - total flux cleaned = 0.0188958 Jy ! Component: 150 - total flux cleaned = 0.023177 Jy ! Component: 200 - total flux cleaned = 0.0258461 Jy ! Total flux subtracted in 200 components = 0.0258461 Jy ! Clean residual min=-0.007248 max=0.006462 Jy/beam ! Clean residual mean=0.000046 rms=0.001639 Jy/beam ! Combined flux in latest and established models = 0.232443 Jy ! Performing phase self-cal ! Adding 36 model components to the UV plane model. ! The established model now contains 60 components and 0.232443 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=0.080946Jy sigma=0.514829 ! Fit after self-cal, rms=0.080946Jy sigma=0.514684 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9808 x 4.025 at -18.6 degrees (North through East) ! Clean map min=-0.0071416 max=0.18823 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.93 FD 1.04 HN 1.07 KP 1.07 ! LA 1.00 MK 1.03 NL 1.08 OV 0.91 ! PT 0.90 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 1.04 HN 1.03 KP 1.06 ! LA 1.02 MK 1.01 NL 1.08 OV 0.91 ! PT 0.92 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 1.04 HN 1.05 KP 1.05 ! LA 1.02 MK 1.04 NL 1.10 OV 0.91 ! PT 0.90 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 1.02 HN 1.06 KP 1.08 ! LA 1.03 MK 1.01 NL 1.08 OV 0.91 ! PT 0.89 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 1.05 HN 1.02 KP 1.07 ! LA 1.01 MK 1.02 NL 1.08 OV 0.90 ! PT 1.00 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 0.93 FD 1.04 HN 1.03 KP 1.08 ! LA 1.04 MK 0.99 NL 1.08 OV 0.90 ! PT 0.92 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 1.05 HN 1.02 KP 1.07 ! LA 1.01 MK 1.02 NL 1.11 OV 0.89 ! PT 0.92 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 0.91 FD 1.02 HN 1.02 KP 1.07 ! LA 1.03 MK 1.01 NL 1.07 OV 0.91 ! PT 0.91 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 1.03 HN 1.09 KP 1.03 ! LA 1.05 MK 1.00 NL 1.05 OV 0.89 ! PT 0.90 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 0.94 FD 1.02 HN 1.05 KP 1.07 ! LA 1.02 MK 1.01 NL 1.10 OV 0.91 ! PT 0.92 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 1.03 HN 1.06 KP 1.10 ! LA 1.03 MK 1.03 NL 1.03 OV 0.92 ! PT 0.94 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 1.05 HN 1.04 KP 1.05 ! LA 1.05 MK 1.06 NL 1.03 OV 0.88 ! PT 0.90 ! ! ! Fit before self-cal, rms=0.080946Jy sigma=0.514684 ! Fit after self-cal, rms=0.078431Jy sigma=0.495197 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.994 mas, bmaj=3.999 mas, bpa=-18.55 degrees ! Estimated noise=0.662079 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 (1, -4.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000413747 Jy ! Component: 100 - total flux cleaned = 0.000293263 Jy ! Component: 150 - total flux cleaned = 0.000605662 Jy ! Component: 200 - total flux cleaned = 0.000870003 Jy ! Total flux subtracted in 200 components = 0.000870003 Jy ! Clean residual min=-0.002978 max=0.003747 Jy/beam ! Clean residual mean=0.000006 rms=0.000721 Jy/beam ! Combined flux in latest and established models = 0.233313 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 77 components and 0.233313 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=0.078009Jy sigma=0.492075 ! Fit after self-cal, rms=0.078014Jy sigma=0.491826 ! 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=0.078014Jy sigma=0.491826 ! Fit after self-cal, rms=0.077577Jy sigma=0.489262 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9959 mas, bmaj=4.007 mas, bpa=-18.63 degrees ! Estimated noise=0.661827 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000177198 Jy ! Component: 100 - total flux cleaned = 3.61933e-05 Jy ! Component: 150 - total flux cleaned = 0.000350919 Jy ! Component: 200 - total flux cleaned = 0.000620219 Jy ! Total flux subtracted in 200 components = 0.000620219 Jy ! Clean residual min=-0.002350 max=0.002517 Jy/beam ! Clean residual mean=0.000004 rms=0.000538 Jy/beam ! Combined flux in latest and established models = 0.233933 Jy selfcal ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 94 components and 0.233933 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=0.077413Jy sigma=0.488210 ! Fit after self-cal, rms=0.077399Jy sigma=0.488140 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 (-0.2, 13.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000808206 Jy ! Component: 100 - total flux cleaned = 0.00165077 Jy ! Component: 150 - total flux cleaned = 0.00192607 Jy ! Component: 200 - total flux cleaned = 0.00211877 Jy ! Total flux subtracted in 200 components = 0.00211877 Jy ! Clean residual min=-0.002143 max=0.001793 Jy/beam ! Clean residual mean=0.000004 rms=0.000489 Jy/beam ! Combined flux in latest and established models = 0.236052 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 113 components and 0.236052 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=0.077273Jy sigma=0.487369 ! Fit after self-cal, rms=0.077268Jy sigma=0.487342 ! 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=0.077268Jy sigma=0.487342 ! Fit after self-cal, rms=0.077375Jy sigma=0.486786 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.997 mas, bmaj=4.011 mas, bpa=-18.71 degrees ! Estimated noise=0.661766 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000617536 Jy ! Component: 100 - total flux cleaned = -0.000394832 Jy ! Component: 150 - total flux cleaned = -7.29725e-05 Jy ! Component: 200 - total flux cleaned = 0.000143426 Jy ! Total flux subtracted in 200 components = 0.000143426 Jy ! Clean residual min=-0.001925 max=0.001679 Jy/beam ! Clean residual mean=0.000003 rms=0.000414 Jy/beam ! Combined flux in latest and established models = 0.236195 Jy selfcal ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 130 components and 0.236195 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=0.077304Jy sigma=0.486397 ! Fit after self-cal, rms=0.077300Jy sigma=0.486381 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 = 0.000227141 Jy ! Component: 100 - total flux cleaned = 0.000286868 Jy ! Component: 150 - total flux cleaned = 0.000286037 Jy ! Component: 200 - total flux cleaned = 0.000311858 Jy ! Total flux subtracted in 200 components = 0.000311858 Jy ! Clean residual min=-0.001847 max=0.001681 Jy/beam ! Clean residual mean=0.000003 rms=0.000406 Jy/beam ! Combined flux in latest and established models = 0.236507 Jy ! Performing phase self-cal ! Adding 33 model components to the UV plane model. ! The established model now contains 144 components and 0.236507 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=0.077272Jy sigma=0.486257 ! Fit after self-cal, rms=0.077270Jy sigma=0.486253 ! 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=0.077270Jy sigma=0.486253 ! Fit after self-cal, rms=0.077231Jy sigma=0.486121 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.298 mas, bmaj=6.479 mas, bpa=-3.775 degrees ! Estimated noise=0.735745 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 4.27989e-05 Jy ! Component: 100 - total flux cleaned = 0.000143964 Jy ! Component: 150 - total flux cleaned = 0.00014319 Jy ! Component: 200 - total flux cleaned = 0.000143382 Jy ! Total flux subtracted in 200 components = 0.000143382 Jy ! Clean residual min=-0.001526 max=0.002020 Jy/beam ! Clean residual mean=0.000005 rms=0.000448 Jy/beam ! Combined flux in latest and established models = 0.236651 Jy selfcal ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 169 components and 0.236651 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=0.077215Jy sigma=0.486029 ! Fit after self-cal, rms=0.077216Jy sigma=0.486019 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 (-11, 4.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00173357 Jy ! Component: 100 - total flux cleaned = 0.00222701 Jy ! Component: 150 - total flux cleaned = 0.00252194 Jy ! Component: 200 - total flux cleaned = 0.00268768 Jy ! Total flux subtracted in 200 components = 0.00268768 Jy ! Clean residual min=-0.001444 max=0.001437 Jy/beam ! Clean residual mean=0.000005 rms=0.000374 Jy/beam ! Combined flux in latest and established models = 0.239338 Jy ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 194 components and 0.239338 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=0.077175Jy sigma=0.485691 ! Fit after self-cal, rms=0.077173Jy sigma=0.485683 ! 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=0.9982 mas, bmaj=4.007 mas, bpa=-18.76 degrees ! Estimated noise=0.661213 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9982 x 4.007 at -18.76 degrees (North through East) ! Clean map min=-0.0020458 max=0.18951 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=0.7318 mas, bmaj=3.369 mas, bpa=-20.08 degrees ! Estimated noise=1.47189 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.143545 Jy ! Component: 100 - total flux cleaned = 0.1833 Jy ! Component: 150 - total flux cleaned = 0.199193 Jy ! Component: 200 - total flux cleaned = 0.207797 Jy ! Total flux subtracted in 200 components = 0.207797 Jy ! Clean residual min=-0.003391 max=0.004824 Jy/beam ! Clean residual mean=-0.000003 rms=0.000973 Jy/beam ! Combined flux in latest and established models = 0.207797 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 39 model components to the UV plane model. ! The established model now contains 39 components and 0.207797 Jy ! Inverting map and beam ! Estimated beam: bmin=0.9982 mas, bmaj=4.007 mas, bpa=-18.76 degrees ! Estimated noise=0.661213 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 = 0.00869563 Jy ! Component: 100 - total flux cleaned = 0.0139616 Jy ! Component: 150 - total flux cleaned = 0.0174753 Jy ! Component: 200 - total flux cleaned = 0.0199781 Jy ! Total flux subtracted in 200 components = 0.0199781 Jy ! Clean residual min=-0.001906 max=0.002037 Jy/beam ! Clean residual mean=0.000001 rms=0.000495 Jy/beam ! Combined flux in latest and established models = 0.227775 Jy ! Adding 66 model components to the UV plane model. ! The established model now contains 99 components and 0.227775 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=2.298 mas, bmaj=6.479 mas, bpa=-3.775 degrees ! Estimated noise=0.735745 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0026685 Jy ! Component: 100 - total flux cleaned = 0.00433491 Jy ! Component: 150 - total flux cleaned = 0.00561068 Jy ! Component: 200 - total flux cleaned = 0.00639431 Jy ! Total flux subtracted in 200 components = 0.00639431 Jy ! Clean residual min=-0.001774 max=0.001685 Jy/beam ! Clean residual mean=0.000004 rms=0.000479 Jy/beam ! Combined flux in latest and established models = 0.234169 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 = 0.000600088 Jy ! Component: 100 - total flux cleaned = 0.00114639 Jy ! Component: 150 - total flux cleaned = 0.0017282 Jy ! Component: 200 - total flux cleaned = 0.00222142 Jy ! Total flux subtracted in 200 components = 0.00222142 Jy ! Clean residual min=-0.001526 max=0.001494 Jy/beam ! Clean residual mean=0.000003 rms=0.000422 Jy/beam ! Combined flux in latest and established models = 0.23639 Jy ! Adding 87 model components to the UV plane model. ! The established model now contains 180 components and 0.23639 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.9982 mas, bmaj=4.007 mas, bpa=-18.76 degrees ! Estimated noise=0.661213 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00106987 Jy ! Component: 100 - total flux cleaned = 0.00162301 Jy ! Component: 150 - total flux cleaned = 0.0021568 Jy ! Component: 200 - total flux cleaned = 0.002547 Jy ! Total flux subtracted in 200 components = 0.002547 Jy ! Clean residual min=-0.001302 max=0.001370 Jy/beam ! Clean residual mean=0.000001 rms=0.000336 Jy/beam ! Combined flux in latest and established models = 0.238937 Jy selfcal ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 203 components and 0.238937 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=0.077121Jy sigma=0.485538 ! Fit after self-cal, rms=0.077101Jy sigma=0.485501 wmodel J0331-2524_X_map.mod ! Writing 203 model components to file: J0331-2524_X_map.mod wobs J0331-2524_X_uvs.fits ! Writing UV FITS file: J0331-2524_X_uvs.fits wwins J0331-2524_X_map.win ! wwins: Wrote 4 windows to J0331-2524_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 = 0.000200793 Jy ! Component: 100 - total flux cleaned = 0.000336766 Jy ! Component: 150 - total flux cleaned = 0.00040201 Jy ! Component: 200 - total flux cleaned = 0.00046451 Jy ! Component: 250 - total flux cleaned = 0.000504402 Jy ! Component: 300 - total flux cleaned = 0.000523755 Jy ! Component: 350 - total flux cleaned = 0.000598246 Jy ! Component: 400 - total flux cleaned = 0.000652472 Jy ! Component: 450 - total flux cleaned = 0.000723096 Jy ! Component: 500 - total flux cleaned = 0.000809488 Jy ! Component: 550 - total flux cleaned = 0.000843293 Jy ! Component: 600 - total flux cleaned = 0.000860212 Jy ! Component: 650 - total flux cleaned = 0.000893419 Jy ! Component: 700 - total flux cleaned = 0.000909936 Jy ! Component: 750 - total flux cleaned = 0.00087835 Jy ! Component: 800 - total flux cleaned = 0.000941292 Jy ! Component: 850 - total flux cleaned = 0.000972257 Jy ! Component: 900 - total flux cleaned = 0.00100229 Jy ! Component: 950 - total flux cleaned = 0.00100226 Jy ! Component: 1000 - total flux cleaned = 0.00100259 Jy ! Component: 1050 - total flux cleaned = 0.000959347 Jy ! Component: 1100 - total flux cleaned = 0.00100248 Jy ! Component: 1150 - total flux cleaned = 0.000988283 Jy ! Component: 1200 - total flux cleaned = 0.00094678 Jy ! Component: 1250 - total flux cleaned = 0.000974239 Jy ! Component: 1300 - total flux cleaned = 0.000960644 Jy ! Component: 1350 - total flux cleaned = 0.000920732 Jy ! Component: 1400 - total flux cleaned = 0.000947079 Jy ! Component: 1450 - total flux cleaned = 0.000947235 Jy ! Component: 1500 - total flux cleaned = 0.000947087 Jy ! Component: 1550 - total flux cleaned = 0.000921845 Jy ! Component: 1600 - total flux cleaned = 0.000896839 Jy ! Component: 1650 - total flux cleaned = 0.000847357 Jy ! Component: 1700 - total flux cleaned = 0.000835193 Jy ! Component: 1750 - total flux cleaned = 0.000835049 Jy ! Component: 1800 - total flux cleaned = 0.00077485 Jy ! Component: 1850 - total flux cleaned = 0.000727339 Jy ! Component: 1900 - total flux cleaned = 0.000703749 Jy ! Component: 1950 - total flux cleaned = 0.000633826 Jy ! Component: 2000 - total flux cleaned = 0.000576085 Jy ! Component: 2050 - total flux cleaned = 0.000519141 Jy ! Component: 2100 - total flux cleaned = 0.000462798 Jy ! Component: 2150 - total flux cleaned = 0.000451609 Jy ! Component: 2200 - total flux cleaned = 0.000440329 Jy ! Component: 2250 - total flux cleaned = 0.000385015 Jy ! Component: 2300 - total flux cleaned = 0.000395943 Jy ! Component: 2350 - total flux cleaned = 0.000319912 Jy ! Component: 2400 - total flux cleaned = 0.000287726 Jy ! Component: 2450 - total flux cleaned = 0.000255719 Jy ! Component: 2500 - total flux cleaned = 0.000234671 Jy ! Component: 2550 - total flux cleaned = 0.000203021 Jy ! Component: 2600 - total flux cleaned = 0.000150807 Jy ! Component: 2650 - total flux cleaned = 0.000109276 Jy ! Component: 2700 - total flux cleaned = 8.87219e-05 Jy ! Component: 2750 - total flux cleaned = 1.70964e-05 Jy ! Component: 2800 - total flux cleaned = 2.7227e-05 Jy ! Component: 2850 - total flux cleaned = -2.97823e-06 Jy ! Component: 2900 - total flux cleaned = -1.30763e-05 Jy ! Component: 2950 - total flux cleaned = -5.29803e-05 Jy ! Component: 3000 - total flux cleaned = -9.24982e-05 Jy ! Component: 3050 - total flux cleaned = -0.00012196 Jy ! Component: 3100 - total flux cleaned = -0.000170809 Jy ! Component: 3150 - total flux cleaned = -0.000219263 Jy ! Component: 3200 - total flux cleaned = -0.000228876 Jy ! Component: 3250 - total flux cleaned = -0.000257586 Jy ! Component: 3300 - total flux cleaned = -0.000276701 Jy ! Component: 3350 - total flux cleaned = -0.000333441 Jy ! Component: 3400 - total flux cleaned = -0.000333294 Jy ! Component: 3450 - total flux cleaned = -0.000351972 Jy ! Component: 3500 - total flux cleaned = -0.000379832 Jy ! Component: 3550 - total flux cleaned = -0.000398311 Jy ! Component: 3600 - total flux cleaned = -0.000434966 Jy ! Component: 3650 - total flux cleaned = -0.000434987 Jy ! Component: 3700 - total flux cleaned = -0.000462225 Jy ! Component: 3750 - total flux cleaned = -0.000471269 Jy ! Component: 3800 - total flux cleaned = -0.000489166 Jy ! Component: 3850 - total flux cleaned = -0.000533754 Jy ! Component: 3900 - total flux cleaned = -0.000551441 Jy ! Component: 3950 - total flux cleaned = -0.000569206 Jy ! Component: 4000 - total flux cleaned = -0.000604222 Jy ! Component: 4050 - total flux cleaned = -0.000630422 Jy ! Total flux subtracted in 4096 components = -0.000630381 Jy ! Clean residual min=-0.000552 max=0.000457 Jy/beam ! Clean residual mean=0.000000 rms=0.000155 Jy/beam ! Combined flux in latest and established models = 0.238307 Jy keep ! Adding 242 model components to the UV plane model. ! The established model now contains 445 components and 0.238307 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /image_prod/ug002_uva//J0331-2524_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9982 x 4.007 at -18.76 degrees (North through East) ! Clean map min=-0.001225 max=0.18914 Jy/beam ! Writing clean map to FITS file: /image_prod/ug002_uva//J0331-2524_X_map.fits wmodel /image_prod/ug002_uva//J0331-2524_X_map.mod ! Writing 445 model components to file: /image_prod/ug002_uva//J0331-2524_X_map.mod wobs /image_prod/ug002_uva//J0331-2524_X_uvs.fits ! Writing UV FITS file: /image_prod/ug002_uva//J0331-2524_X_uvs.fits wwins /image_prod/ug002_uva//J0331-2524_X_map.win ! wwins: Wrote 5 windows to /image_prod/ug002_uva//J0331-2524_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.189138 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000153603 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.243637 0.243637 0.487273 0.974546 1.94909 3.89819 7.79637 15.5927 31.1855 62.371 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0004 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.189 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 1231.34 quit ! Quitting program ! Log file /image_prod/ug002_uva//J0331-2524_X_dfm.log closed on Wed Mar 4 19:57:31 2020