! Started logfile: /image_prod/ug002_uva//J0904-2552_X_dfm.log on Wed Mar 4 22:46:51 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//J0904-2552_X_uva.fits ! Reading UV FITS file: /image_prod/ug002_uva//J0904-2552_X_uva.fits ! AN table 1: 50 integrations on 36 of 36 possible baselines. ! Apparent sampling: 0.876111 visibilities/baseline/integration-bin. ! Found source: J0904-2552 ! ! 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 18924 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 J0904-2552_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 26 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 26 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 26 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 26 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 26 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 26 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 26 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 26 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 26 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 26 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 26 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 26 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.014942Jy sigma=8.069126 ! Fit after self-cal, rms=0.867630Jy sigma=6.834625 ! 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=0.5913 mas, bmaj=1.536 mas, bpa=-2.817 degrees ! Estimated noise=1.28063 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 = 0.0841786 Jy ! Component: 100 - total flux cleaned = 0.121164 Jy ! Total flux subtracted in 100 components = 0.121164 Jy ! Clean residual min=-0.012180 max=0.028778 Jy/beam ! Clean residual mean=-0.000008 rms=0.003508 Jy/beam ! Combined flux in latest and established models = 0.121164 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 8 components and 0.121164 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=0.105362Jy sigma=0.818165 ! Fit after self-cal, rms=0.104879Jy sigma=0.815599 ! Inverting map ! Added new window around map position (-0.8, 1). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0281558 Jy ! Component: 100 - total flux cleaned = 0.0471748 Jy ! Total flux subtracted in 100 components = 0.0471748 Jy ! Clean residual min=-0.008755 max=0.024113 Jy/beam ! Clean residual mean=-0.000006 rms=0.002581 Jy/beam ! Combined flux in latest and established models = 0.168339 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 20 components and 0.168339 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=0.088966Jy sigma=0.672906 ! Fit after self-cal, rms=0.088013Jy sigma=0.664778 ! Inverting map ! Added new window around map position (1, -0.8). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0215145 Jy ! Component: 100 - total flux cleaned = 0.0353133 Jy ! Total flux subtracted in 100 components = 0.0353133 Jy ! Clean residual min=-0.006289 max=0.010536 Jy/beam ! Clean residual mean=-0.000006 rms=0.001822 Jy/beam ! Combined flux in latest and established models = 0.203652 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 32 components and 0.203652 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=0.078404Jy sigma=0.579776 ! Fit after self-cal, rms=0.078267Jy sigma=0.578488 ! 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=0.7625 mas, bmaj=1.878 mas, bpa=-2.428 degrees ! Estimated noise=0.657818 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 = 0.0223549 Jy ! Component: 100 - total flux cleaned = 0.0376952 Jy ! Component: 150 - total flux cleaned = 0.048589 Jy ! Component: 200 - total flux cleaned = 0.0564301 Jy ! Total flux subtracted in 200 components = 0.0564301 Jy ! Clean residual min=-0.005886 max=0.009387 Jy/beam ! Clean residual mean=-0.000007 rms=0.001668 Jy/beam ! Combined flux in latest and established models = 0.260082 Jy ! Performing phase self-cal ! Adding 47 model components to the UV plane model. ! The established model now contains 65 components and 0.260082 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=0.070294Jy sigma=0.506099 ! Fit after self-cal, rms=0.070015Jy sigma=0.504007 ! Inverting map ! Added new window around map position (2.2, -1.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00982647 Jy ! Component: 100 - total flux cleaned = 0.0161576 Jy ! Component: 150 - total flux cleaned = 0.0209084 Jy ! Component: 200 - total flux cleaned = 0.0246598 Jy ! Total flux subtracted in 200 components = 0.0246598 Jy ! Clean residual min=-0.004388 max=0.005008 Jy/beam ! Clean residual mean=-0.000007 rms=0.001192 Jy/beam ! Combined flux in latest and established models = 0.284742 Jy ! Performing phase self-cal ! Adding 42 model components to the UV plane model. ! The established model now contains 95 components and 0.284742 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=0.068318Jy sigma=0.489288 ! Fit after self-cal, rms=0.068170Jy sigma=0.488389 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7625 x 1.878 at -2.428 degrees (North through East) ! Clean map min=-0.0042905 max=0.1173 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 0.93 HN 1.14 KP 1.00 ! LA 0.97 MK 1.05 NL 1.07 OV 0.99 ! SC 1.07 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.94 FD 0.93 HN 1.21 KP 1.01 ! LA 0.96 MK 1.02 NL 1.06 OV 0.99 ! SC 1.06 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 0.93 HN 1.29 KP 1.01 ! LA 0.98 MK 1.09 NL 1.07 OV 0.97 ! SC 1.02 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 0.95 HN 1.26 KP 1.01 ! LA 0.97 MK 1.00 NL 1.06 OV 0.98 ! SC 1.07 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 0.95 HN 1.37 KP 1.02 ! LA 0.95 MK 1.02 NL 1.06 OV 0.99 ! SC 0.96 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 0.93 HN 1.24 KP 1.01 ! LA 0.98 MK 1.01 NL 1.07 OV 0.98 ! SC 1.06 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 0.93 HN 1.35 KP 1.01 ! LA 0.97 MK 1.02 NL 1.07 OV 0.98 ! SC 0.99 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 0.94 HN 1.13 KP 1.04 ! LA 0.96 MK 0.97 NL 1.06 OV 0.97 ! SC 0.95 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 0.94 HN 1.29 KP 1.01 ! LA 0.97 MK 0.93 NL 1.07 OV 0.98 ! SC 1.02 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 0.96 HN 1.12 KP 1.02 ! LA 0.99 MK 0.97 NL 1.08 OV 0.97 ! SC 1.00 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 0.93 HN 1.35 KP 1.02 ! LA 0.98 MK 0.96 NL 1.08 OV 1.00 ! SC 0.99 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 0.94 FD 0.95 HN 1.10 KP 1.03 ! LA 0.98 MK 0.98 NL 1.07 OV 1.00 ! SC 1.02 ! ! ! Fit before self-cal, rms=0.068170Jy sigma=0.488389 ! Fit after self-cal, rms=0.072546Jy sigma=0.480904 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.7693 mas, bmaj=1.882 mas, bpa=-2.162 degrees ! Estimated noise=0.660429 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 = 0.000681245 Jy ! Component: 100 - total flux cleaned = 0.00154567 Jy ! Component: 150 - total flux cleaned = 0.00225139 Jy ! Component: 200 - total flux cleaned = 0.00254765 Jy ! Total flux subtracted in 200 components = 0.00254765 Jy ! Clean residual min=-0.003722 max=0.003421 Jy/beam ! Clean residual mean=-0.000006 rms=0.000820 Jy/beam ! Combined flux in latest and established models = 0.28729 Jy ! Performing phase self-cal ! Adding 36 model components to the UV plane model. ! The established model now contains 115 components and 0.28729 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=0.072279Jy sigma=0.478661 ! Fit after self-cal, rms=0.072332Jy sigma=0.478338 ! 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=0.072332Jy sigma=0.478338 ! Fit after self-cal, rms=0.073004Jy sigma=0.473998 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.7676 mas, bmaj=1.893 mas, bpa=-1.917 degrees ! Estimated noise=0.658148 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000451494 Jy ! Component: 100 - total flux cleaned = -0.000172039 Jy ! Component: 150 - total flux cleaned = -4.8497e-05 Jy ! Component: 200 - total flux cleaned = 6.24653e-05 Jy ! Total flux subtracted in 200 components = 6.24653e-05 Jy ! Clean residual min=-0.003044 max=0.002189 Jy/beam ! Clean residual mean=-0.000003 rms=0.000523 Jy/beam ! Combined flux in latest and established models = 0.287352 Jy selfcal ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 127 components and 0.287352 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=0.072861Jy sigma=0.473108 ! Fit after self-cal, rms=0.072839Jy sigma=0.472973 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 = 2.65351e-06 Jy ! Component: 100 - total flux cleaned = 0.000104089 Jy ! Component: 150 - total flux cleaned = 0.000104483 Jy ! Component: 200 - total flux cleaned = 6.46457e-05 Jy ! Total flux subtracted in 200 components = 6.46457e-05 Jy ! Clean residual min=-0.002825 max=0.002078 Jy/beam ! Clean residual mean=-0.000003 rms=0.000498 Jy/beam ! Combined flux in latest and established models = 0.287417 Jy ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 132 components and 0.287417 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=0.072751Jy sigma=0.472511 ! Fit after self-cal, rms=0.072716Jy sigma=0.472413 ! 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=0.072716Jy sigma=0.472413 ! Fit after self-cal, rms=0.072953Jy sigma=0.472281 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.7669 mas, bmaj=1.896 mas, bpa=-1.814 degrees ! Estimated noise=0.655911 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000538859 Jy ! Component: 100 - total flux cleaned = -0.0006312 Jy ! Component: 150 - total flux cleaned = -0.000752756 Jy ! Component: 200 - total flux cleaned = -0.000828374 Jy ! Total flux subtracted in 200 components = -0.000828374 Jy ! Clean residual min=-0.002546 max=0.002005 Jy/beam ! Clean residual mean=-0.000003 rms=0.000453 Jy/beam ! Combined flux in latest and established models = 0.286589 Jy selfcal ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 136 components and 0.286589 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=0.072882Jy sigma=0.471912 ! Fit after self-cal, rms=0.072860Jy sigma=0.471843 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 = -6.25844e-05 Jy ! Component: 100 - total flux cleaned = -0.000176129 Jy ! Component: 150 - total flux cleaned = -0.000283467 Jy ! Component: 200 - total flux cleaned = -0.000382713 Jy ! Total flux subtracted in 200 components = -0.000382713 Jy ! Clean residual min=-0.002361 max=0.001952 Jy/beam ! Clean residual mean=-0.000003 rms=0.000434 Jy/beam ! Combined flux in latest and established models = 0.286206 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 136 components and 0.286206 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=0.072807Jy sigma=0.471584 ! Fit after self-cal, rms=0.072785Jy sigma=0.471528 ! 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=0.072785Jy sigma=0.471528 ! Fit after self-cal, rms=0.073029Jy sigma=0.471510 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.118 mas, bmaj=4.835 mas, bpa=3.773 degrees ! Estimated noise=0.872742 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00089605 Jy ! Component: 100 - total flux cleaned = -0.00100995 Jy ! Component: 150 - total flux cleaned = -0.00107716 Jy ! Component: 200 - total flux cleaned = -0.0011702 Jy ! Total flux subtracted in 200 components = -0.0011702 Jy ! Clean residual min=-0.001981 max=0.002026 Jy/beam ! Clean residual mean=-0.000005 rms=0.000525 Jy/beam ! Combined flux in latest and established models = 0.285036 Jy selfcal ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 142 components and 0.285036 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=0.073004Jy sigma=0.471447 ! Fit after self-cal, rms=0.072994Jy sigma=0.471423 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 = -6.42587e-05 Jy ! Component: 100 - total flux cleaned = -0.000148462 Jy ! Component: 150 - total flux cleaned = -0.000199929 Jy ! Component: 200 - total flux cleaned = -0.000272785 Jy ! Total flux subtracted in 200 components = -0.000272785 Jy ! Clean residual min=-0.001923 max=0.001986 Jy/beam ! Clean residual mean=-0.000005 rms=0.000509 Jy/beam ! Combined flux in latest and established models = 0.284763 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 149 components and 0.284763 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=0.072983Jy sigma=0.471428 ! Fit after self-cal, rms=0.072971Jy sigma=0.471414 ! 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=0.7669 mas, bmaj=1.897 mas, bpa=-1.779 degrees ! Estimated noise=0.655517 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7669 x 1.897 at -1.779 degrees (North through East) ! Clean map min=-0.0031719 max=0.11599 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=0.5932 mas, bmaj=1.55 mas, bpa=-2.162 degrees ! Estimated noise=1.28733 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0849078 Jy ! Component: 100 - total flux cleaned = 0.127625 Jy ! Component: 150 - total flux cleaned = 0.155795 Jy ! Component: 200 - total flux cleaned = 0.17632 Jy ! Total flux subtracted in 200 components = 0.17632 Jy ! Clean residual min=-0.007189 max=0.011909 Jy/beam ! Clean residual mean=-0.000004 rms=0.002132 Jy/beam ! Combined flux in latest and established models = 0.17632 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 21 model components to the UV plane model. ! The established model now contains 21 components and 0.17632 Jy ! Inverting map and beam ! Estimated beam: bmin=0.7669 mas, bmaj=1.897 mas, bpa=-1.779 degrees ! Estimated noise=0.655517 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 = 0.0306483 Jy ! Component: 100 - total flux cleaned = 0.0510635 Jy ! Component: 150 - total flux cleaned = 0.0656497 Jy ! Component: 200 - total flux cleaned = 0.0762254 Jy ! Total flux subtracted in 200 components = 0.0762254 Jy ! Clean residual min=-0.003650 max=0.006043 Jy/beam ! Clean residual mean=-0.000002 rms=0.001269 Jy/beam ! Combined flux in latest and established models = 0.252545 Jy ! Adding 62 model components to the UV plane model. ! The established model now contains 75 components and 0.252545 Jy ! Inverting map ! Added new window around map position (-0.6, -0.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00778518 Jy ! Component: 100 - total flux cleaned = 0.0136474 Jy ! Component: 150 - total flux cleaned = 0.0181468 Jy ! Component: 200 - total flux cleaned = 0.0217004 Jy ! Total flux subtracted in 200 components = 0.0217004 Jy ! Clean residual min=-0.002766 max=0.002507 Jy/beam ! Clean residual mean=-0.000001 rms=0.000590 Jy/beam ! Combined flux in latest and established models = 0.274246 Jy ! Adding 50 model components to the UV plane model. ! The established model now contains 113 components and 0.274246 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=2.118 mas, bmaj=4.835 mas, bpa=3.773 degrees ! Estimated noise=0.872742 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00506721 Jy ! Component: 100 - total flux cleaned = 0.00799692 Jy ! Component: 150 - total flux cleaned = 0.00990906 Jy ! Component: 200 - total flux cleaned = 0.0112451 Jy ! Total flux subtracted in 200 components = 0.0112451 Jy ! Clean residual min=-0.001921 max=0.001547 Jy/beam ! Clean residual mean=-0.000002 rms=0.000472 Jy/beam ! Combined flux in latest and established models = 0.285491 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 = 0.000855169 Jy ! Component: 100 - total flux cleaned = 0.00091804 Jy ! Component: 150 - total flux cleaned = 0.000976724 Jy ! Component: 200 - total flux cleaned = 0.00102849 Jy ! Total flux subtracted in 200 components = 0.00102849 Jy ! Clean residual min=-0.001810 max=0.001587 Jy/beam ! Clean residual mean=-0.000002 rms=0.000447 Jy/beam ! Combined flux in latest and established models = 0.286519 Jy ! Adding 48 model components to the UV plane model. ! The established model now contains 145 components and 0.286519 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.7669 mas, bmaj=1.897 mas, bpa=-1.779 degrees ! Estimated noise=0.655517 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000198207 Jy ! Component: 100 - total flux cleaned = -0.000148658 Jy ! Component: 150 - total flux cleaned = 3.15041e-05 Jy ! Component: 200 - total flux cleaned = 0.000108269 Jy ! Total flux subtracted in 200 components = 0.000108269 Jy ! Clean residual min=-0.001859 max=0.001462 Jy/beam ! Clean residual mean=-0.000001 rms=0.000370 Jy/beam ! Combined flux in latest and established models = 0.286628 Jy selfcal ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 155 components and 0.286628 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=0.072865Jy sigma=0.470908 ! Fit after self-cal, rms=0.072824Jy sigma=0.470786 wmodel J0904-2552_X_map.mod ! Writing 155 model components to file: J0904-2552_X_map.mod wobs J0904-2552_X_uvs.fits ! Writing UV FITS file: J0904-2552_X_uvs.fits wwins J0904-2552_X_map.win ! wwins: Wrote 5 windows to J0904-2552_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 = -0.000572001 Jy ! Component: 100 - total flux cleaned = -0.000352138 Jy ! Component: 150 - total flux cleaned = -0.000168014 Jy ! Component: 200 - total flux cleaned = -0.000117721 Jy ! Component: 250 - total flux cleaned = -0.000165607 Jy ! Component: 300 - total flux cleaned = -0.000212115 Jy ! Component: 350 - total flux cleaned = -0.000257424 Jy ! Component: 400 - total flux cleaned = -0.000279171 Jy ! Component: 450 - total flux cleaned = -0.000300778 Jy ! Component: 500 - total flux cleaned = -0.00025976 Jy ! Component: 550 - total flux cleaned = -0.000279903 Jy ! Component: 600 - total flux cleaned = -0.000319367 Jy ! Component: 650 - total flux cleaned = -0.000300293 Jy ! Component: 700 - total flux cleaned = -0.000319374 Jy ! Component: 750 - total flux cleaned = -0.000375325 Jy ! Component: 800 - total flux cleaned = -0.000357011 Jy ! Component: 850 - total flux cleaned = -0.000374965 Jy ! Component: 900 - total flux cleaned = -0.000357094 Jy ! Component: 950 - total flux cleaned = -0.000340149 Jy ! Component: 1000 - total flux cleaned = -0.000391282 Jy ! Component: 1050 - total flux cleaned = -0.00034137 Jy ! Component: 1100 - total flux cleaned = -0.000423867 Jy ! Component: 1150 - total flux cleaned = -0.000359037 Jy ! Component: 1200 - total flux cleaned = -0.000439033 Jy ! Component: 1250 - total flux cleaned = -0.000438994 Jy ! Component: 1300 - total flux cleaned = -0.000392057 Jy ! Component: 1350 - total flux cleaned = -0.000422471 Jy ! Component: 1400 - total flux cleaned = -0.000362299 Jy ! Component: 1450 - total flux cleaned = -0.000377041 Jy ! Component: 1500 - total flux cleaned = -0.000332953 Jy ! Component: 1550 - total flux cleaned = -0.000318404 Jy ! Component: 1600 - total flux cleaned = -0.000333059 Jy ! Component: 1650 - total flux cleaned = -0.000318941 Jy ! Component: 1700 - total flux cleaned = -0.000276773 Jy ! Component: 1750 - total flux cleaned = -0.000276918 Jy ! Component: 1800 - total flux cleaned = -0.000290557 Jy ! Component: 1850 - total flux cleaned = -0.000249601 Jy ! Component: 1900 - total flux cleaned = -0.000236111 Jy ! Component: 1950 - total flux cleaned = -0.000235861 Jy ! Component: 2000 - total flux cleaned = -0.000196419 Jy ! Component: 2050 - total flux cleaned = -0.00015741 Jy ! Component: 2100 - total flux cleaned = -0.000131861 Jy ! Component: 2150 - total flux cleaned = -8.12394e-05 Jy ! Component: 2200 - total flux cleaned = -8.13712e-05 Jy ! Component: 2250 - total flux cleaned = -5.66128e-05 Jy ! Component: 2300 - total flux cleaned = -5.66864e-05 Jy ! Component: 2350 - total flux cleaned = -3.21491e-05 Jy ! Component: 2400 - total flux cleaned = -4.42252e-05 Jy ! Component: 2450 - total flux cleaned = -7.99936e-05 Jy ! Component: 2500 - total flux cleaned = -8.88184e-06 Jy ! Component: 2550 - total flux cleaned = 1.43827e-05 Jy ! Component: 2600 - total flux cleaned = 4.90804e-05 Jy ! Component: 2650 - total flux cleaned = 6.06573e-05 Jy ! Component: 2700 - total flux cleaned = 8.37597e-05 Jy ! Component: 2750 - total flux cleaned = 0.000174232 Jy ! Component: 2800 - total flux cleaned = 0.000140687 Jy ! Component: 2850 - total flux cleaned = 0.000196342 Jy ! Component: 2900 - total flux cleaned = 0.000207297 Jy ! Component: 2950 - total flux cleaned = 0.000251125 Jy ! Component: 3000 - total flux cleaned = 0.000305447 Jy ! Component: 3050 - total flux cleaned = 0.000294651 Jy ! Component: 3100 - total flux cleaned = 0.000348105 Jy ! Component: 3150 - total flux cleaned = 0.000348096 Jy ! Component: 3200 - total flux cleaned = 0.000411387 Jy ! Component: 3250 - total flux cleaned = 0.000453229 Jy ! Component: 3300 - total flux cleaned = 0.0004741 Jy ! Component: 3350 - total flux cleaned = 0.000515342 Jy ! Component: 3400 - total flux cleaned = 0.000525617 Jy ! Component: 3450 - total flux cleaned = 0.000556274 Jy ! Component: 3500 - total flux cleaned = 0.000596779 Jy ! Component: 3550 - total flux cleaned = 0.000626929 Jy ! Component: 3600 - total flux cleaned = 0.000636805 Jy ! Component: 3650 - total flux cleaned = 0.000676467 Jy ! Component: 3700 - total flux cleaned = 0.000696073 Jy ! Component: 3750 - total flux cleaned = 0.0007644 Jy ! Component: 3800 - total flux cleaned = 0.000803174 Jy ! Component: 3850 - total flux cleaned = 0.000812741 Jy ! Component: 3900 - total flux cleaned = 0.00085105 Jy ! Component: 3950 - total flux cleaned = 0.000889103 Jy ! Component: 4000 - total flux cleaned = 0.000879646 Jy ! Component: 4050 - total flux cleaned = 0.000917233 Jy ! Total flux subtracted in 4096 components = 0.000945228 Jy ! Clean residual min=-0.000507 max=0.000539 Jy/beam ! Clean residual mean=-0.000000 rms=0.000159 Jy/beam ! Combined flux in latest and established models = 0.287573 Jy keep ! Adding 298 model components to the UV plane model. ! The established model now contains 453 components and 0.287573 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /image_prod/ug002_uva//J0904-2552_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7669 x 1.897 at -1.779 degrees (North through East) ! Clean map min=-0.0010814 max=0.11383 Jy/beam ! Writing clean map to FITS file: /image_prod/ug002_uva//J0904-2552_X_map.fits wmodel /image_prod/ug002_uva//J0904-2552_X_map.mod ! Writing 453 model components to file: /image_prod/ug002_uva//J0904-2552_X_map.mod wobs /image_prod/ug002_uva//J0904-2552_X_uvs.fits ! Writing UV FITS file: /image_prod/ug002_uva//J0904-2552_X_uvs.fits wwins /image_prod/ug002_uva//J0904-2552_X_map.win ! wwins: Wrote 6 windows to /image_prod/ug002_uva//J0904-2552_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.113833 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.00015684 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.413342 0.413342 0.826684 1.65337 3.30674 6.61347 13.2269 26.4539 52.9078 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0004 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.113 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 725.791 quit ! Quitting program ! Log file /image_prod/ug002_uva//J0904-2552_X_dfm.log closed on Wed Mar 4 22:46:56 2020