! Started logfile: /vlbi/uf001/uva//J0844-3742_X_dfm.log on Mon Jan 14 00:05:16 2019 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 /vlbi/uf001/uva//J0844-3742_X_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J0844-3742_X_uva.fits ! AN table 1: 29 integrations on 36 of 36 possible baselines. ! AN table 2: 61 integrations on 36 of 36 possible baselines. ! Apparent sampling: 0.649074 visibilities/baseline/integration-bin. ! Found source: J0844-3742 ! ! There are 12 IFs, and a total of 12 channels: ! ! IF Channel Frequency Freq offset Number of Overall IF ! origin at origin per channel channels bandwidth ! ------------------------------------------------------------- (Hz) ! 01 1 8.428e+09 3.2e+07 1 3.2e+07 ! 02 2 8.46e+09 3.2e+07 1 3.2e+07 ! 03 3 8.492e+09 3.2e+07 1 3.2e+07 ! 04 4 8.524e+09 3.2e+07 1 3.2e+07 ! 05 5 8.588e+09 3.2e+07 1 3.2e+07 ! 06 6 8.62e+09 3.2e+07 1 3.2e+07 ! 07 7 8.684e+09 3.2e+07 1 3.2e+07 ! 08 8 8.716e+09 3.2e+07 1 3.2e+07 ! 09 9 8.78e+09 3.2e+07 1 3.2e+07 ! 10 10 8.812e+09 3.2e+07 1 3.2e+07 ! 11 11 8.844e+09 3.2e+07 1 3.2e+07 ! 12 12 8.876e+09 3.2e+07 1 3.2e+07 ! ! Polarization(s): RR ! ! Read 134 lines of history. ! ! Reading 25236 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 J0844-3742_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 9 telescope corrections were flagged in sub-array 1. ! A total of 298 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 2. ! A total of 9 telescope corrections were flagged in sub-array 1. ! A total of 298 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 3. ! A total of 9 telescope corrections were flagged in sub-array 1. ! A total of 298 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 4. ! A total of 9 telescope corrections were flagged in sub-array 1. ! A total of 298 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 5. ! A total of 9 telescope corrections were flagged in sub-array 1. ! A total of 298 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 6. ! A total of 9 telescope corrections were flagged in sub-array 1. ! A total of 298 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 7. ! A total of 9 telescope corrections were flagged in sub-array 1. ! A total of 298 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 8. ! A total of 9 telescope corrections were flagged in sub-array 1. ! A total of 298 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 9. ! A total of 9 telescope corrections were flagged in sub-array 1. ! A total of 298 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 10. ! A total of 9 telescope corrections were flagged in sub-array 1. ! A total of 298 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 11. ! A total of 9 telescope corrections were flagged in sub-array 1. ! A total of 298 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 12. ! A total of 9 telescope corrections were flagged in sub-array 1. ! A total of 298 telescope corrections were flagged in sub-array 2. ! ! Fit before self-cal, rms=1.010775Jy sigma=17.632277 ! Fit after self-cal, rms=0.867656Jy sigma=14.981894 ! 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=0.5722 mas, bmaj=1.51 mas, bpa=-2.177 degrees ! Estimated noise=0.603899 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 = 0.10025 Jy ! Component: 100 - total flux cleaned = 0.123927 Jy ! Total flux subtracted in 100 components = 0.123927 Jy ! Clean residual min=-0.007257 max=0.013485 Jy/beam ! Clean residual mean=-0.000006 rms=0.001812 Jy/beam ! Combined flux in latest and established models = 0.123927 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 7 components and 0.123927 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=0.088987Jy sigma=1.416688 ! Fit after self-cal, rms=0.088932Jy sigma=1.416168 ! Inverting map ! Added new window around map position (-1, 3). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0134921 Jy ! Component: 100 - total flux cleaned = 0.0224047 Jy ! Total flux subtracted in 100 components = 0.0224047 Jy ! Clean residual min=-0.006055 max=0.010461 Jy/beam ! Clean residual mean=-0.000004 rms=0.001491 Jy/beam ! Combined flux in latest and established models = 0.146332 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 25 components and 0.146332 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=0.085318Jy sigma=1.329872 ! Fit after self-cal, rms=0.085240Jy sigma=1.327585 ! Inverting map ! Added new window around map position (1.6, 0.2). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00924972 Jy ! Component: 100 - total flux cleaned = 0.0157757 Jy ! Total flux subtracted in 100 components = 0.0157757 Jy ! Clean residual min=-0.005249 max=0.006891 Jy/beam ! Clean residual mean=-0.000002 rms=0.001287 Jy/beam ! Combined flux in latest and established models = 0.162107 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 35 components and 0.162107 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=0.083579Jy sigma=1.290807 ! Fit after self-cal, rms=0.083547Jy sigma=1.289626 ! 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=0.7829 mas, bmaj=1.97 mas, bpa=-3.279 degrees ! Estimated noise=0.267227 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 (-2, 8.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0107428 Jy ! Component: 100 - total flux cleaned = 0.0178795 Jy ! Component: 150 - total flux cleaned = 0.0229405 Jy ! Component: 200 - total flux cleaned = 0.0266364 Jy ! Total flux subtracted in 200 components = 0.0266364 Jy ! Clean residual min=-0.005655 max=0.006015 Jy/beam ! Clean residual mean=0.000004 rms=0.001309 Jy/beam ! Combined flux in latest and established models = 0.188744 Jy ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 54 components and 0.188744 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=0.081882Jy sigma=1.256158 ! Fit after self-cal, rms=0.081839Jy sigma=1.254564 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7829 x 1.97 at -3.279 degrees (North through East) ! Clean map min=-0.0054701 max=0.12803 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! FD 0.99 HN 1.35 KP 0.96 LA 1.02 ! MK 1.07 NL 1.09 OV 0.92 PT 0.87 ! SC 1.05 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.17 FD 0.94 KP 0.99 LA 1.00 ! MK 1.00 NL 1.27 OV 0.87 PT 0.93 ! SC 1.03 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! FD 1.01 HN 1.44 KP 0.98 LA 1.05 ! MK 1.12 NL 1.06 OV 0.92 PT 0.90 ! SC 1.03 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.18 FD 0.97 KP 1.01 LA 1.01 ! MK 1.00 NL 1.32 OV 0.89 PT 0.87 ! SC 1.02 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! FD 0.95 HN 1.33 KP 0.97 LA 1.03 ! MK 1.04 NL 1.16 OV 0.92 PT 0.90 ! SC 1.04 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.17 FD 0.96 KP 0.99 LA 1.02 ! MK 0.95 NL 1.23 OV 0.90 PT 0.89 ! SC 1.01 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! FD 0.97 HN 1.40 KP 0.99 LA 1.02 ! MK 1.13 NL 1.15 OV 0.93 PT 0.92 ! SC 1.01 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.15 FD 0.98 KP 0.98 LA 1.02 ! MK 0.96 NL 1.37 OV 0.90 PT 0.90 ! SC 1.05 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! FD 1.00 HN 1.37 KP 1.01 LA 1.06 ! MK 1.07 NL 1.11 OV 0.90 PT 0.92 ! SC 1.00 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.10 FD 0.96 KP 0.95 LA 0.98 ! MK 0.99 NL 1.35 OV 0.89 PT 0.93 ! SC 1.04 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! FD 0.97 HN 1.25 KP 1.00 LA 1.04 ! MK 1.08 NL 1.09 OV 0.93 PT 0.89 ! SC 1.06 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.16 FD 0.94 KP 0.95 LA 0.97 ! MK 0.98 NL 1.34 OV 0.91 PT 0.94 ! SC 1.02 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! FD 0.96 HN 1.27 KP 0.97 LA 1.01 ! MK 1.05 NL 1.20 OV 0.89 PT 0.90 ! SC 1.06 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.04 FD 0.95 KP 0.98 LA 1.03 ! MK 0.98 NL 1.27 OV 0.89 PT 0.90 ! SC 1.02 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! FD 0.97 HN 1.23 KP 0.96 LA 1.05 ! MK 1.07 NL 1.18 OV 0.95 PT 0.93 ! SC 0.99 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.10 FD 0.95 KP 1.01 LA 1.00 ! MK 0.97 NL 1.26 OV 0.86 PT 0.94 ! SC 1.04 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! FD 0.94 HN 1.15 KP 1.02 LA 1.02 ! MK 1.05 NL 1.14 OV 0.90 PT 0.91 ! SC 1.00 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.14 FD 0.98 KP 1.02 LA 0.97 ! MK 0.98 NL 1.27 OV 0.92 PT 0.93 ! SC 1.06 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! FD 0.98 HN 1.34 KP 1.01 LA 1.05 ! MK 1.07 NL 1.10 OV 0.91 PT 0.91 ! SC 1.01 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.15 FD 0.99 KP 0.99 LA 1.03 ! MK 0.99 NL 1.34 OV 0.89 PT 0.90 ! SC 1.03 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! FD 0.99 HN 1.11 KP 0.96 LA 1.02 ! MK 1.03 NL 1.07 OV 0.91 PT 0.93 ! SC 1.05 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.13 FD 0.94 KP 0.97 LA 0.96 ! MK 0.96 NL 1.28 OV 0.85 PT 0.92 ! SC 1.05 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! FD 0.96 HN 1.19 KP 0.94 LA 1.06 ! MK 0.87 NL 1.11 OV 0.94 PT 0.93 ! SC 1.01 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.14 FD 1.00 KP 0.98 LA 0.99 ! MK 0.89 NL 1.33 OV 0.85 PT 0.89 ! SC 1.00 ! ! ! Fit before self-cal, rms=0.081839Jy sigma=1.254564 ! Fit after self-cal, rms=0.092078Jy sigma=1.218501 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.792 mas, bmaj=1.996 mas, bpa=-2.933 degrees ! Estimated noise=0.270168 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 = -0.000476454 Jy ! Component: 100 - total flux cleaned = -0.00075676 Jy ! Component: 150 - total flux cleaned = -0.000985421 Jy ! Component: 200 - total flux cleaned = -0.00104924 Jy ! Total flux subtracted in 200 components = -0.00104924 Jy ! Clean residual min=-0.002938 max=0.002709 Jy/beam ! Clean residual mean=0.000000 rms=0.000650 Jy/beam ! Combined flux in latest and established models = 0.187695 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 73 components and 0.187695 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=0.091901Jy sigma=1.214952 ! Fit after self-cal, rms=0.092088Jy sigma=1.214269 ! 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=0.092088Jy sigma=1.214269 ! Fit after self-cal, rms=0.094702Jy sigma=1.214164 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.7949 mas, bmaj=2.005 mas, bpa=-2.828 degrees ! Estimated noise=0.270456 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000784899 Jy ! Component: 100 - total flux cleaned = -0.000848247 Jy ! Component: 150 - total flux cleaned = -0.00084739 Jy ! Component: 200 - total flux cleaned = -0.000901037 Jy ! Total flux subtracted in 200 components = -0.000901037 Jy ! Clean residual min=-0.002713 max=0.002433 Jy/beam ! Clean residual mean=-0.000002 rms=0.000594 Jy/beam ! Combined flux in latest and established models = 0.186794 Jy selfcal ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 82 components and 0.186794 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=0.094614Jy sigma=1.212626 ! Fit after self-cal, rms=0.094608Jy sigma=1.212511 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 = -9.75709e-06 Jy ! Component: 100 - total flux cleaned = -5.64772e-05 Jy ! Component: 150 - total flux cleaned = -9.9779e-05 Jy ! Component: 200 - total flux cleaned = -0.000138259 Jy ! Total flux subtracted in 200 components = -0.000138259 Jy ! Clean residual min=-0.002524 max=0.002295 Jy/beam ! Clean residual mean=-0.000002 rms=0.000570 Jy/beam ! Combined flux in latest and established models = 0.186655 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 86 components and 0.186655 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=0.094563Jy sigma=1.211760 ! Fit after self-cal, rms=0.094556Jy sigma=1.211729 ! 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=0.094556Jy sigma=1.211729 ! Fit after self-cal, rms=0.096127Jy sigma=1.211544 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.7969 mas, bmaj=2.012 mas, bpa=-2.742 degrees ! Estimated noise=0.27089 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000811359 Jy ! Component: 100 - total flux cleaned = -0.000984392 Jy ! Component: 150 - total flux cleaned = -0.00102331 Jy ! Component: 200 - total flux cleaned = -0.00105933 Jy ! Total flux subtracted in 200 components = -0.00105933 Jy ! Clean residual min=-0.002357 max=0.002199 Jy/beam ! Clean residual mean=-0.000004 rms=0.000539 Jy/beam ! Combined flux in latest and established models = 0.185596 Jy selfcal ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 88 components and 0.185596 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=0.096087Jy sigma=1.210891 ! Fit after self-cal, rms=0.096076Jy sigma=1.210840 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 = -0.000119074 Jy ! Component: 100 - total flux cleaned = -0.000151887 Jy ! Component: 150 - total flux cleaned = -0.000182359 Jy ! Component: 200 - total flux cleaned = -0.000209057 Jy ! Total flux subtracted in 200 components = -0.000209057 Jy ! Clean residual min=-0.002213 max=0.002169 Jy/beam ! Clean residual mean=-0.000004 rms=0.000526 Jy/beam ! Combined flux in latest and established models = 0.185387 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 93 components and 0.185387 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=0.096055Jy sigma=1.210506 ! Fit after self-cal, rms=0.096050Jy sigma=1.210494 ! 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=0.096050Jy sigma=1.210494 ! Fit after self-cal, rms=0.097534Jy sigma=1.210403 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.396 mas, bmaj=7.257 mas, bpa=1.947 degrees ! Estimated noise=0.342213 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000311492 Jy ! Component: 100 - total flux cleaned = -0.000463248 Jy ! Component: 150 - total flux cleaned = -0.000432902 Jy ! Component: 200 - total flux cleaned = -0.000376704 Jy ! Total flux subtracted in 200 components = -0.000376704 Jy ! Clean residual min=-0.002523 max=0.003294 Jy/beam ! Clean residual mean=-0.000010 rms=0.000808 Jy/beam ! Combined flux in latest and established models = 0.18501 Jy selfcal ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 102 components and 0.18501 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=0.097526Jy sigma=1.210309 ! Fit after self-cal, rms=0.097511Jy sigma=1.210207 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 = 0.000136025 Jy ! Component: 100 - total flux cleaned = 0.00016047 Jy ! Component: 150 - total flux cleaned = 0.000206064 Jy ! Component: 200 - total flux cleaned = 0.000247077 Jy ! Total flux subtracted in 200 components = 0.000247077 Jy ! Clean residual min=-0.002356 max=0.003360 Jy/beam ! Clean residual mean=-0.000010 rms=0.000796 Jy/beam ! Combined flux in latest and established models = 0.185257 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 103 components and 0.185257 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=0.097513Jy sigma=1.210280 ! Fit after self-cal, rms=0.097509Jy sigma=1.210255 ! Inverting map ! Added new window around map position (1.6, 13). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00309742 Jy ! Component: 100 - total flux cleaned = 0.00415783 Jy ! Component: 150 - total flux cleaned = 0.00465359 Jy ! Component: 200 - total flux cleaned = 0.00490067 Jy ! Total flux subtracted in 200 components = 0.00490067 Jy ! Clean residual min=-0.002182 max=0.001768 Jy/beam ! Clean residual mean=-0.000013 rms=0.000574 Jy/beam ! Combined flux in latest and established models = 0.190158 Jy ! Performing phase self-cal ! Adding 39 model components to the UV plane model. ! The established model now contains 141 components and 0.190158 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=0.097450Jy sigma=1.208934 ! Fit after self-cal, rms=0.097453Jy sigma=1.208781 ! 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=0.7984 mas, bmaj=2.018 mas, bpa=-2.655 degrees ! Estimated noise=0.271463 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7984 x 2.018 at -2.655 degrees (North through East) ! Clean map min=-0.0018275 max=0.13057 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=0.5776 mas, bmaj=1.531 mas, bpa=-1.32 degrees ! Estimated noise=0.628842 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.10412 Jy ! Component: 100 - total flux cleaned = 0.127762 Jy ! Component: 150 - total flux cleaned = 0.138834 Jy ! Component: 200 - total flux cleaned = 0.147078 Jy ! Total flux subtracted in 200 components = 0.147078 Jy ! Clean residual min=-0.004314 max=0.005030 Jy/beam ! Clean residual mean=-0.000004 rms=0.001063 Jy/beam ! Combined flux in latest and established models = 0.147078 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 20 model components to the UV plane model. ! The established model now contains 20 components and 0.147078 Jy ! Inverting map and beam ! Estimated beam: bmin=0.7984 mas, bmaj=2.018 mas, bpa=-2.655 degrees ! Estimated noise=0.271463 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 = 0.0121376 Jy ! Component: 100 - total flux cleaned = 0.019902 Jy ! Component: 150 - total flux cleaned = 0.0252181 Jy ! Component: 200 - total flux cleaned = 0.0290711 Jy ! Total flux subtracted in 200 components = 0.0290711 Jy ! Clean residual min=-0.001915 max=0.002400 Jy/beam ! Clean residual mean=-0.000005 rms=0.000591 Jy/beam ! Combined flux in latest and established models = 0.176149 Jy ! Adding 71 model components to the UV plane model. ! The established model now contains 81 components and 0.176149 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=2.396 mas, bmaj=7.257 mas, bpa=1.947 degrees ! Estimated noise=0.342213 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00471035 Jy ! Component: 100 - total flux cleaned = 0.00771266 Jy ! Component: 150 - total flux cleaned = 0.00986463 Jy ! Component: 200 - total flux cleaned = 0.0114824 Jy ! Total flux subtracted in 200 components = 0.0114824 Jy ! Clean residual min=-0.001936 max=0.001752 Jy/beam ! Clean residual mean=-0.000012 rms=0.000605 Jy/beam ! Combined flux in latest and established models = 0.187631 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 = 0.000918009 Jy ! Component: 100 - total flux cleaned = 0.00161609 Jy ! Component: 150 - total flux cleaned = 0.00212011 Jy ! Component: 200 - total flux cleaned = 0.00251181 Jy ! Total flux subtracted in 200 components = 0.00251181 Jy ! Clean residual min=-0.001947 max=0.001723 Jy/beam ! Clean residual mean=-0.000013 rms=0.000547 Jy/beam ! Combined flux in latest and established models = 0.190143 Jy ! Adding 101 model components to the UV plane model. ! The established model now contains 172 components and 0.190143 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.7984 mas, bmaj=2.018 mas, bpa=-2.655 degrees ! Estimated noise=0.271463 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000419113 Jy ! Component: 100 - total flux cleaned = 0.00063752 Jy ! Component: 150 - total flux cleaned = 0.000712302 Jy ! Component: 200 - total flux cleaned = 0.000642575 Jy ! Total flux subtracted in 200 components = 0.000642575 Jy ! Clean residual min=-0.001534 max=0.001498 Jy/beam ! Clean residual mean=-0.000006 rms=0.000370 Jy/beam ! Combined flux in latest and established models = 0.190786 Jy selfcal ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 194 components and 0.190786 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=0.097421Jy sigma=1.207874 ! Fit after self-cal, rms=0.097359Jy sigma=1.207648 wmodel J0844-3742_X_map.mod ! Writing 194 model components to file: J0844-3742_X_map.mod wobs J0844-3742_X_uvs.fits ! Writing UV FITS file: J0844-3742_X_uvs.fits wwins J0844-3742_X_map.win ! wwins: Wrote 5 windows to J0844-3742_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 = -0.00036544 Jy ! Component: 100 - total flux cleaned = -0.000340111 Jy ! Component: 150 - total flux cleaned = -0.000339506 Jy ! Component: 200 - total flux cleaned = -0.000339705 Jy ! Component: 250 - total flux cleaned = -0.000361732 Jy ! Component: 300 - total flux cleaned = -0.000361676 Jy ! Component: 350 - total flux cleaned = -0.00029973 Jy ! Component: 400 - total flux cleaned = -0.000319723 Jy ! Component: 450 - total flux cleaned = -0.000299641 Jy ! Component: 500 - total flux cleaned = -0.000280595 Jy ! Component: 550 - total flux cleaned = -0.000299953 Jy ! Component: 600 - total flux cleaned = -0.00031854 Jy ! Component: 650 - total flux cleaned = -0.000318446 Jy ! Component: 700 - total flux cleaned = -0.000264615 Jy ! Component: 750 - total flux cleaned = -0.000264574 Jy ! Component: 800 - total flux cleaned = -0.000264282 Jy ! Component: 850 - total flux cleaned = -0.000213216 Jy ! Component: 900 - total flux cleaned = -0.000196617 Jy ! Component: 950 - total flux cleaned = -0.000229838 Jy ! Component: 1000 - total flux cleaned = -0.000180674 Jy ! Component: 1050 - total flux cleaned = -0.000228793 Jy ! Component: 1100 - total flux cleaned = -0.000149036 Jy ! Component: 1150 - total flux cleaned = -0.000149134 Jy ! Component: 1200 - total flux cleaned = -0.000102762 Jy ! Component: 1250 - total flux cleaned = -0.000118081 Jy ! Component: 1300 - total flux cleaned = -0.000148273 Jy ! Component: 1350 - total flux cleaned = -7.31838e-05 Jy ! Component: 1400 - total flux cleaned = -7.32591e-05 Jy ! Component: 1450 - total flux cleaned = -0.000102417 Jy ! Component: 1500 - total flux cleaned = -4.44125e-05 Jy ! Component: 1550 - total flux cleaned = -8.77931e-05 Jy ! Component: 1600 - total flux cleaned = -5.94611e-05 Jy ! Component: 1650 - total flux cleaned = -0.000101813 Jy ! Component: 1700 - total flux cleaned = -0.000143429 Jy ! Component: 1750 - total flux cleaned = -0.000143511 Jy ! Component: 1800 - total flux cleaned = -0.000129957 Jy ! Component: 1850 - total flux cleaned = -0.000211499 Jy ! Component: 1900 - total flux cleaned = -0.000224837 Jy ! Component: 1950 - total flux cleaned = -0.000198023 Jy ! Component: 2000 - total flux cleaned = -0.000264016 Jy ! Component: 2050 - total flux cleaned = -0.000290222 Jy ! Component: 2100 - total flux cleaned = -0.000315907 Jy ! Component: 2150 - total flux cleaned = -0.000328735 Jy ! Component: 2200 - total flux cleaned = -0.000354232 Jy ! Component: 2250 - total flux cleaned = -0.000417322 Jy ! Component: 2300 - total flux cleaned = -0.000417238 Jy ! Component: 2350 - total flux cleaned = -0.000479406 Jy ! Component: 2400 - total flux cleaned = -0.000479231 Jy ! Component: 2450 - total flux cleaned = -0.00051589 Jy ! Component: 2500 - total flux cleaned = -0.000527968 Jy ! Component: 2550 - total flux cleaned = -0.000575965 Jy ! Component: 2600 - total flux cleaned = -0.00055216 Jy ! Component: 2650 - total flux cleaned = -0.000575762 Jy ! Component: 2700 - total flux cleaned = -0.000646427 Jy ! Component: 2750 - total flux cleaned = -0.000716696 Jy ! Component: 2800 - total flux cleaned = -0.000704992 Jy ! Component: 2850 - total flux cleaned = -0.000751061 Jy ! Component: 2900 - total flux cleaned = -0.000751165 Jy ! Component: 2950 - total flux cleaned = -0.000819443 Jy ! Component: 3000 - total flux cleaned = -0.000876019 Jy ! Component: 3050 - total flux cleaned = -0.000876041 Jy ! Component: 3100 - total flux cleaned = -0.000943136 Jy ! Component: 3150 - total flux cleaned = -0.000965348 Jy ! Component: 3200 - total flux cleaned = -0.000998557 Jy ! Component: 3250 - total flux cleaned = -0.00104236 Jy ! Component: 3300 - total flux cleaned = -0.00106415 Jy ! Component: 3350 - total flux cleaned = -0.00109661 Jy ! Component: 3400 - total flux cleaned = -0.0011288 Jy ! Component: 3450 - total flux cleaned = -0.00118241 Jy ! Component: 3500 - total flux cleaned = -0.00120362 Jy ! Component: 3550 - total flux cleaned = -0.00124589 Jy ! Component: 3600 - total flux cleaned = -0.00124593 Jy ! Component: 3650 - total flux cleaned = -0.0012982 Jy ! Component: 3700 - total flux cleaned = -0.00130852 Jy ! Component: 3750 - total flux cleaned = -0.00130858 Jy ! Component: 3800 - total flux cleaned = -0.00138051 Jy ! Component: 3850 - total flux cleaned = -0.00138051 Jy ! Component: 3900 - total flux cleaned = -0.00139066 Jy ! Component: 3950 - total flux cleaned = -0.00141082 Jy ! Component: 4000 - total flux cleaned = -0.00143089 Jy ! Component: 4050 - total flux cleaned = -0.00145088 Jy ! Total flux subtracted in 4096 components = -0.00149068 Jy ! Clean residual min=-0.000611 max=0.000563 Jy/beam ! Clean residual mean=-0.000002 rms=0.000169 Jy/beam ! Combined flux in latest and established models = 0.189295 Jy keep ! Adding 287 model components to the UV plane model. ! The established model now contains 481 components and 0.189295 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J0844-3742_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7984 x 2.018 at -2.655 degrees (North through East) ! Clean map min=-0.001061 max=0.135 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J0844-3742_X_map.fits wmodel /vlbi/uf001/uva//J0844-3742_X_map.mod ! Writing 481 model components to file: /vlbi/uf001/uva//J0844-3742_X_map.mod wobs /vlbi/uf001/uva//J0844-3742_X_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J0844-3742_X_uvs.fits wwins /vlbi/uf001/uva//J0844-3742_X_map.win ! wwins: Wrote 6 windows to /vlbi/uf001/uva//J0844-3742_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.134995 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000167655 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.372579 0.372579 0.745158 1.49032 2.98063 5.96126 11.9225 23.8451 47.6901 95.3802 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0005 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.134 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 805.198 quit ! Quitting program ! Log file /vlbi/uf001/uva//J0844-3742_X_dfm.log closed on Mon Jan 14 00:05:22 2019