! Started logfile: /vlbi/uf001/uva//J2338+2701_X_dfm.log on Mon Jan 14 06:46:40 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//J2338+2701_X_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J2338+2701_X_uva.fits ! AN table 1: 87 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.918774 visibilities/baseline/integration-bin. ! Found source: J2338+2701 ! ! 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 43164 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 J2338+2701_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 64 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 64 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 64 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 64 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 64 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 64 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 64 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 64 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 64 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 64 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 64 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 64 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.010357Jy sigma=23.229999 ! Fit after self-cal, rms=0.870641Jy sigma=20.006630 ! 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=0.7004 mas, bmaj=1.447 mas, bpa=-3.923 degrees ! Estimated noise=0.335729 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 = 0.0934816 Jy ! Component: 100 - total flux cleaned = 0.122079 Jy ! Total flux subtracted in 100 components = 0.122079 Jy ! Clean residual min=-0.004561 max=0.012684 Jy/beam ! Clean residual mean=0.000007 rms=0.001248 Jy/beam ! Combined flux in latest and established models = 0.122079 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 8 components and 0.122079 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=0.065086Jy sigma=1.429203 ! Fit after self-cal, rms=0.065061Jy sigma=1.428411 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0141541 Jy ! Component: 100 - total flux cleaned = 0.0217679 Jy ! Total flux subtracted in 100 components = 0.0217679 Jy ! Clean residual min=-0.004106 max=0.009410 Jy/beam ! Clean residual mean=0.000004 rms=0.000959 Jy/beam ! Combined flux in latest and established models = 0.143847 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 14 components and 0.143847 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=0.060359Jy sigma=1.318615 ! Fit after self-cal, rms=0.060347Jy sigma=1.318190 ! Inverting map ! Added new window around map position (-1.2, 0.8). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00833556 Jy ! Component: 100 - total flux cleaned = 0.0128156 Jy ! Total flux subtracted in 100 components = 0.0128156 Jy ! Clean residual min=-0.003482 max=0.005170 Jy/beam ! Clean residual mean=0.000002 rms=0.000821 Jy/beam ! Combined flux in latest and established models = 0.156663 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 19 components and 0.156663 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=0.058778Jy sigma=1.281274 ! Fit after self-cal, rms=0.058645Jy sigma=1.277800 ! 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=0.9135 mas, bmaj=1.767 mas, bpa=-3.409 degrees ! Estimated noise=0.152555 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, 2.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00683 Jy ! Component: 100 - total flux cleaned = 0.0116526 Jy ! Component: 150 - total flux cleaned = 0.0150495 Jy ! Component: 200 - total flux cleaned = 0.0169536 Jy ! Total flux subtracted in 200 components = 0.0169536 Jy ! Clean residual min=-0.003472 max=0.004395 Jy/beam ! Clean residual mean=0.000004 rms=0.000811 Jy/beam ! Combined flux in latest and established models = 0.173616 Jy ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 41 components and 0.173616 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=0.057597Jy sigma=1.252142 ! Fit after self-cal, rms=0.057539Jy sigma=1.250922 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9135 x 1.767 at -3.409 degrees (North through East) ! Clean map min=-0.0033979 max=0.12625 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 FD 1.04 HN 0.86 KP 0.96 ! LA 0.93 MK 1.02 NL 1.11 OV 0.97 ! PT 0.96 SC 0.96 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 1.04 HN 0.86 KP 0.98 ! LA 0.94 MK 1.04 NL 1.13 OV 0.94 ! PT 0.96 SC 0.94 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 1.03 HN 0.86 KP 0.98 ! LA 0.95 MK 1.06 NL 1.12 OV 0.97 ! PT 0.96 SC 0.99 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 1.05 HN 0.87 KP 0.98 ! LA 0.94 MK 1.05 NL 1.14 OV 0.97 ! PT 0.96 SC 0.98 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 FD 1.03 HN 0.85 KP 0.98 ! LA 0.94 MK 1.03 NL 1.11 OV 0.95 ! PT 0.98 SC 0.95 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 1.05 HN 0.87 KP 0.97 ! LA 0.95 MK 1.01 NL 1.11 OV 0.94 ! PT 0.97 SC 0.96 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 1.03 HN 0.87 KP 1.00 ! LA 0.94 MK 1.02 NL 1.11 OV 0.94 ! PT 0.96 SC 0.95 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 FD 1.02 HN 0.85 KP 0.97 ! LA 0.94 MK 1.05 NL 1.10 OV 0.96 ! PT 0.96 SC 0.95 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 1.04 HN 0.88 KP 0.99 ! LA 0.93 MK 1.04 NL 1.10 OV 0.94 ! PT 0.98 SC 0.95 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 1.04 HN 0.84 KP 0.99 ! LA 0.95 MK 1.01 NL 1.13 OV 0.96 ! PT 0.94 SC 0.92 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 1.02 HN 0.87 KP 0.99 ! LA 0.93 MK 1.03 NL 1.12 OV 0.95 ! PT 0.97 SC 0.96 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 1.04 HN 0.88 KP 0.99 ! LA 0.93 MK 1.05 NL 1.13 OV 0.94 ! PT 0.99 SC 0.93 ! ! ! Fit before self-cal, rms=0.057539Jy sigma=1.250922 ! Fit after self-cal, rms=0.054312Jy sigma=1.217689 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.9127 mas, bmaj=1.767 mas, bpa=-3.154 degrees ! Estimated noise=0.150849 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 (-3, 2.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00407035 Jy ! Component: 100 - total flux cleaned = 0.00531286 Jy ! Component: 150 - total flux cleaned = 0.00568487 Jy ! Component: 200 - total flux cleaned = 0.00583576 Jy ! Total flux subtracted in 200 components = 0.00583576 Jy ! Clean residual min=-0.001568 max=0.002131 Jy/beam ! Clean residual mean=0.000002 rms=0.000386 Jy/beam ! Combined flux in latest and established models = 0.179452 Jy ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 72 components and 0.179452 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=0.054000Jy sigma=1.209858 ! Fit after self-cal, rms=0.053988Jy sigma=1.208937 ! Inverting map ! Added new window around map position (-5.4, 4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00215304 Jy ! Component: 100 - total flux cleaned = 0.00302 Jy ! Component: 150 - total flux cleaned = 0.00337609 Jy ! Component: 200 - total flux cleaned = 0.00364741 Jy ! Total flux subtracted in 200 components = 0.00364741 Jy ! Clean residual min=-0.001390 max=0.001540 Jy/beam ! Clean residual mean=0.000002 rms=0.000329 Jy/beam ! Combined flux in latest and established models = 0.183099 Jy ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 94 components and 0.183099 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=0.053880Jy sigma=1.206365 ! Fit after self-cal, rms=0.053874Jy sigma=1.206239 ! 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=0.053874Jy sigma=1.206239 ! Fit after self-cal, rms=0.053858Jy sigma=1.201986 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9138 mas, bmaj=1.765 mas, bpa=-3.234 degrees ! Estimated noise=0.150819 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -6.45169e-05 Jy ! Component: 100 - total flux cleaned = 0.000243099 Jy ! Component: 150 - total flux cleaned = 0.000605241 Jy ! Component: 200 - total flux cleaned = 0.000975447 Jy ! Total flux subtracted in 200 components = 0.000975447 Jy ! Clean residual min=-0.001177 max=0.001429 Jy/beam ! Clean residual mean=0.000003 rms=0.000262 Jy/beam ! Combined flux in latest and established models = 0.184075 Jy selfcal ! Performing phase self-cal ! Adding 34 model components to the UV plane model. ! The established model now contains 112 components and 0.184075 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=0.053810Jy sigma=1.200874 ! Fit after self-cal, rms=0.053816Jy sigma=1.200781 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 (-8.2, 6.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00133222 Jy ! Component: 100 - total flux cleaned = 0.0016707 Jy ! Component: 150 - total flux cleaned = 0.00195749 Jy ! Component: 200 - total flux cleaned = 0.00228643 Jy ! Total flux subtracted in 200 components = 0.00228643 Jy ! Clean residual min=-0.001071 max=0.000973 Jy/beam ! Clean residual mean=0.000003 rms=0.000233 Jy/beam ! Combined flux in latest and established models = 0.186361 Jy ! Performing phase self-cal ! Adding 33 model components to the UV plane model. ! The established model now contains 133 components and 0.186361 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=0.053775Jy sigma=1.199704 ! Fit after self-cal, rms=0.053772Jy sigma=1.199627 ! 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=0.053772Jy sigma=1.199627 ! Fit after self-cal, rms=0.053709Jy sigma=1.199483 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9139 mas, bmaj=1.764 mas, bpa=-3.225 degrees ! Estimated noise=0.1506 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000276952 Jy ! Component: 100 - total flux cleaned = -4.09124e-05 Jy ! Component: 150 - total flux cleaned = 0.000233812 Jy ! Component: 200 - total flux cleaned = 0.000522308 Jy ! Total flux subtracted in 200 components = 0.000522308 Jy ! Clean residual min=-0.000987 max=0.000882 Jy/beam ! Clean residual mean=0.000003 rms=0.000216 Jy/beam ! Combined flux in latest and established models = 0.186884 Jy selfcal ! Performing phase self-cal ! Adding 35 model components to the UV plane model. ! The established model now contains 144 components and 0.186884 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=0.053688Jy sigma=1.198971 ! Fit after self-cal, rms=0.053688Jy sigma=1.198943 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 = 7.60735e-05 Jy ! Component: 100 - total flux cleaned = 0.000298555 Jy ! Component: 150 - total flux cleaned = 0.000467818 Jy ! Component: 200 - total flux cleaned = 0.0005937 Jy ! Total flux subtracted in 200 components = 0.0005937 Jy ! Clean residual min=-0.000968 max=0.000816 Jy/beam ! Clean residual mean=0.000003 rms=0.000208 Jy/beam ! Combined flux in latest and established models = 0.187477 Jy ! Performing phase self-cal ! Adding 46 model components to the UV plane model. ! The established model now contains 156 components and 0.187477 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=0.053678Jy sigma=1.198690 ! Fit after self-cal, rms=0.053677Jy sigma=1.198679 ! 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=0.053677Jy sigma=1.198679 ! Fit after self-cal, rms=0.053636Jy sigma=1.198610 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.186 mas, bmaj=2.746 mas, bpa=-3.09 degrees ! Estimated noise=0.187948 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000155927 Jy ! Component: 100 - total flux cleaned = 0.000424543 Jy ! Component: 150 - total flux cleaned = 0.000663464 Jy ! Component: 200 - total flux cleaned = 0.00085178 Jy ! Total flux subtracted in 200 components = 0.00085178 Jy ! Clean residual min=-0.001159 max=0.001016 Jy/beam ! Clean residual mean=0.000005 rms=0.000292 Jy/beam ! Combined flux in latest and established models = 0.188329 Jy selfcal ! Performing phase self-cal ! Adding 39 model components to the UV plane model. ! The established model now contains 180 components and 0.188329 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=0.053628Jy sigma=1.198393 ! Fit after self-cal, rms=0.053628Jy sigma=1.198381 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 = 5.81019e-05 Jy ! Component: 100 - total flux cleaned = 0.000219445 Jy ! Component: 150 - total flux cleaned = 0.000361206 Jy ! Component: 200 - total flux cleaned = 0.000477397 Jy ! Total flux subtracted in 200 components = 0.000477397 Jy ! Clean residual min=-0.001137 max=0.001028 Jy/beam ! Clean residual mean=0.000005 rms=0.000285 Jy/beam ! Combined flux in latest and established models = 0.188807 Jy ! Performing phase self-cal ! Adding 32 model components to the UV plane model. ! The established model now contains 197 components and 0.188807 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=0.053625Jy sigma=1.198306 ! Fit after self-cal, rms=0.053625Jy sigma=1.198299 ! 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=0.9138 mas, bmaj=1.764 mas, bpa=-3.212 degrees ! Estimated noise=0.150494 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9138 x 1.764 at -3.212 degrees (North through East) ! Clean map min=-0.00086135 max=0.12452 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=0.7001 mas, bmaj=1.441 mas, bpa=-3.641 degrees ! Estimated noise=0.330958 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0920759 Jy ! Component: 100 - total flux cleaned = 0.120779 Jy ! Component: 150 - total flux cleaned = 0.135495 Jy ! Component: 200 - total flux cleaned = 0.144169 Jy ! Total flux subtracted in 200 components = 0.144169 Jy ! Clean residual min=-0.002855 max=0.004655 Jy/beam ! Clean residual mean=0.000004 rms=0.000631 Jy/beam ! Combined flux in latest and established models = 0.144169 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 14 model components to the UV plane model. ! The established model now contains 14 components and 0.144169 Jy ! Inverting map and beam ! Estimated beam: bmin=0.9138 mas, bmaj=1.764 mas, bpa=-3.212 degrees ! Estimated noise=0.150494 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 = 0.00900611 Jy ! Component: 100 - total flux cleaned = 0.0149059 Jy ! Component: 150 - total flux cleaned = 0.0191712 Jy ! Component: 200 - total flux cleaned = 0.0224994 Jy ! Total flux subtracted in 200 components = 0.0224994 Jy ! Clean residual min=-0.001492 max=0.002284 Jy/beam ! Clean residual mean=0.000004 rms=0.000436 Jy/beam ! Combined flux in latest and established models = 0.166669 Jy ! Adding 40 model components to the UV plane model. ! The established model now contains 47 components and 0.166669 Jy ! Inverting map ! Added new window around map position (1, -0.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00277 Jy ! Component: 100 - total flux cleaned = 0.0050789 Jy ! Component: 150 - total flux cleaned = 0.00705111 Jy ! Component: 200 - total flux cleaned = 0.0087514 Jy ! Total flux subtracted in 200 components = 0.0087514 Jy ! Clean residual min=-0.001157 max=0.001091 Jy/beam ! Clean residual mean=0.000003 rms=0.000300 Jy/beam ! Combined flux in latest and established models = 0.17542 Jy ! Adding 52 model components to the UV plane model. ! The established model now contains 81 components and 0.17542 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=2.186 mas, bmaj=2.746 mas, bpa=-3.09 degrees ! Estimated noise=0.187948 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00275562 Jy ! Component: 100 - total flux cleaned = 0.00482848 Jy ! Component: 150 - total flux cleaned = 0.00645809 Jy ! Component: 200 - total flux cleaned = 0.00777216 Jy ! Total flux subtracted in 200 components = 0.00777216 Jy ! Clean residual min=-0.001423 max=0.001191 Jy/beam ! Clean residual mean=0.000006 rms=0.000354 Jy/beam ! Combined flux in latest and established models = 0.183192 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 = 0.00106939 Jy ! Component: 100 - total flux cleaned = 0.00194703 Jy ! Component: 150 - total flux cleaned = 0.00267241 Jy ! Component: 200 - total flux cleaned = 0.00328266 Jy ! Total flux subtracted in 200 components = 0.00328266 Jy ! Clean residual min=-0.001193 max=0.001042 Jy/beam ! Clean residual mean=0.000006 rms=0.000299 Jy/beam ! Combined flux in latest and established models = 0.186475 Jy ! Adding 149 model components to the UV plane model. ! The established model now contains 204 components and 0.186475 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.9138 mas, bmaj=1.764 mas, bpa=-3.212 degrees ! Estimated noise=0.150494 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000485094 Jy ! Component: 100 - total flux cleaned = 0.000719165 Jy ! Component: 150 - total flux cleaned = 0.000961298 Jy ! Component: 200 - total flux cleaned = 0.00120984 Jy ! Total flux subtracted in 200 components = 0.00120984 Jy ! Clean residual min=-0.000824 max=0.000762 Jy/beam ! Clean residual mean=0.000003 rms=0.000195 Jy/beam ! Combined flux in latest and established models = 0.187685 Jy selfcal ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 233 components and 0.187685 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=0.053622Jy sigma=1.198282 ! Fit after self-cal, rms=0.053617Jy sigma=1.198192 wmodel J2338+2701_X_map.mod ! Writing 233 model components to file: J2338+2701_X_map.mod wobs J2338+2701_X_uvs.fits ! Writing UV FITS file: J2338+2701_X_uvs.fits wwins J2338+2701_X_map.win ! wwins: Wrote 7 windows to J2338+2701_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 = -0.000181597 Jy ! Component: 100 - total flux cleaned = -0.000237083 Jy ! Component: 150 - total flux cleaned = -0.00030383 Jy ! Component: 200 - total flux cleaned = -0.000342516 Jy ! Component: 250 - total flux cleaned = -0.000367756 Jy ! Component: 300 - total flux cleaned = -0.000404828 Jy ! Component: 350 - total flux cleaned = -0.000464304 Jy ! Component: 400 - total flux cleaned = -0.000475827 Jy ! Component: 450 - total flux cleaned = -0.000475927 Jy ! Component: 500 - total flux cleaned = -0.00053201 Jy ! Component: 550 - total flux cleaned = -0.000554238 Jy ! Component: 600 - total flux cleaned = -0.000619114 Jy ! Component: 650 - total flux cleaned = -0.000682702 Jy ! Component: 700 - total flux cleaned = -0.000734768 Jy ! Component: 750 - total flux cleaned = -0.000786121 Jy ! Component: 800 - total flux cleaned = -0.000806331 Jy ! Component: 850 - total flux cleaned = -0.000836474 Jy ! Component: 900 - total flux cleaned = -0.000886053 Jy ! Component: 950 - total flux cleaned = -0.000915308 Jy ! Component: 1000 - total flux cleaned = -0.000934614 Jy ! Component: 1050 - total flux cleaned = -0.000934994 Jy ! Component: 1100 - total flux cleaned = -0.000963286 Jy ! Component: 1150 - total flux cleaned = -0.000981866 Jy ! Component: 1200 - total flux cleaned = -0.00101867 Jy ! Component: 1250 - total flux cleaned = -0.00100959 Jy ! Component: 1300 - total flux cleaned = -0.00102767 Jy ! Component: 1350 - total flux cleaned = -0.00106344 Jy ! Component: 1400 - total flux cleaned = -0.00109872 Jy ! Component: 1450 - total flux cleaned = -0.00109872 Jy ! Component: 1500 - total flux cleaned = -0.0011509 Jy ! Component: 1550 - total flux cleaned = -0.00115954 Jy ! Component: 1600 - total flux cleaned = -0.00119365 Jy ! Component: 1650 - total flux cleaned = -0.00124434 Jy ! Component: 1700 - total flux cleaned = -0.0012443 Jy ! Component: 1750 - total flux cleaned = -0.00126925 Jy ! Component: 1800 - total flux cleaned = -0.00128567 Jy ! Component: 1850 - total flux cleaned = -0.00131025 Jy ! Component: 1900 - total flux cleaned = -0.00131031 Jy ! Component: 1950 - total flux cleaned = -0.0013265 Jy ! Component: 2000 - total flux cleaned = -0.00135057 Jy ! Component: 2050 - total flux cleaned = -0.00140625 Jy ! Component: 2100 - total flux cleaned = -0.00137459 Jy ! Component: 2150 - total flux cleaned = -0.00139024 Jy ! Component: 2200 - total flux cleaned = -0.00142911 Jy ! Component: 2250 - total flux cleaned = -0.00139053 Jy ! Component: 2300 - total flux cleaned = -0.00141352 Jy ! Component: 2350 - total flux cleaned = -0.00141356 Jy ! Component: 2400 - total flux cleaned = -0.0014211 Jy ! Component: 2450 - total flux cleaned = -0.001406 Jy ! Component: 2500 - total flux cleaned = -0.00145071 Jy ! Component: 2550 - total flux cleaned = -0.0014507 Jy ! Component: 2600 - total flux cleaned = -0.00142855 Jy ! Component: 2650 - total flux cleaned = -0.0014286 Jy ! Component: 2700 - total flux cleaned = -0.00143586 Jy ! Component: 2750 - total flux cleaned = -0.00142861 Jy ! Component: 2800 - total flux cleaned = -0.00142856 Jy ! Component: 2850 - total flux cleaned = -0.00143571 Jy ! Component: 2900 - total flux cleaned = -0.0014215 Jy ! Component: 2950 - total flux cleaned = -0.00144981 Jy ! Component: 3000 - total flux cleaned = -0.00144273 Jy ! Component: 3050 - total flux cleaned = -0.00142173 Jy ! Component: 3100 - total flux cleaned = -0.00144253 Jy ! Component: 3150 - total flux cleaned = -0.00144254 Jy ! Component: 3200 - total flux cleaned = -0.0014563 Jy ! Component: 3250 - total flux cleaned = -0.0014427 Jy ! Component: 3300 - total flux cleaned = -0.00148346 Jy ! Component: 3350 - total flux cleaned = -0.00146313 Jy ! Component: 3400 - total flux cleaned = -0.00146982 Jy ! Component: 3450 - total flux cleaned = -0.00147652 Jy ! Component: 3500 - total flux cleaned = -0.00148311 Jy ! Component: 3550 - total flux cleaned = -0.0014699 Jy ! Component: 3600 - total flux cleaned = -0.00148307 Jy ! Component: 3650 - total flux cleaned = -0.00147004 Jy ! Component: 3700 - total flux cleaned = -0.00149614 Jy ! Component: 3750 - total flux cleaned = -0.00148311 Jy ! Component: 3800 - total flux cleaned = -0.00147672 Jy ! Component: 3850 - total flux cleaned = -0.00146388 Jy ! Component: 3900 - total flux cleaned = -0.00146391 Jy ! Component: 3950 - total flux cleaned = -0.00148298 Jy ! Component: 4000 - total flux cleaned = -0.00148939 Jy ! Component: 4050 - total flux cleaned = -0.00150191 Jy ! Total flux subtracted in 4096 components = -0.00151443 Jy ! Clean residual min=-0.000341 max=0.000453 Jy/beam ! Clean residual mean=0.000001 rms=0.000110 Jy/beam ! Combined flux in latest and established models = 0.18617 Jy keep ! Adding 331 model components to the UV plane model. ! The established model now contains 564 components and 0.18617 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J2338+2701_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9138 x 1.764 at -3.212 degrees (North through East) ! Clean map min=-0.00060036 max=0.12463 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J2338+2701_X_map.fits wmodel /vlbi/uf001/uva//J2338+2701_X_map.mod ! Writing 564 model components to file: /vlbi/uf001/uva//J2338+2701_X_map.mod wobs /vlbi/uf001/uva//J2338+2701_X_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J2338+2701_X_uvs.fits wwins /vlbi/uf001/uva//J2338+2701_X_map.win ! wwins: Wrote 8 windows to /vlbi/uf001/uva//J2338+2701_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.124632 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000109714 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.264091 0.264091 0.528181 1.05636 2.11273 4.22545 8.4509 16.9018 33.8036 67.6072 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0003 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.124 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 1135.97 quit ! Quitting program ! Log file /vlbi/uf001/uva//J2338+2701_X_dfm.log closed on Mon Jan 14 06:46:46 2019