! Started logfile: /vlbi/uf001/uva//J1855-1754_X_dfm.log on Mon Jan 14 04:51:55 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//J1855-1754_X_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J1855-1754_X_uva.fits ! AN table 1: 58 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.996935 visibilities/baseline/integration-bin. ! Found source: J1855-1754 ! ! 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 31224 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 J1855-1754_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 20 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 20 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 20 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 20 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 20 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 20 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 20 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 20 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 20 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 20 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 20 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 20 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.005300Jy sigma=22.410264 ! Fit after self-cal, rms=0.936284Jy sigma=20.878963 ! 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=0.6202 mas, bmaj=1.603 mas, bpa=-2.141 degrees ! Estimated noise=0.385005 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 = 0.0469397 Jy ! Component: 100 - total flux cleaned = 0.0591339 Jy ! Total flux subtracted in 100 components = 0.0591339 Jy ! Clean residual min=-0.002945 max=0.005405 Jy/beam ! Clean residual mean=0.000002 rms=0.000733 Jy/beam ! Combined flux in latest and established models = 0.0591339 Jy ! Performing phase self-cal ! Adding 5 model components to the UV plane model. ! The established model now contains 5 components and 0.0591339 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=0.067246Jy sigma=1.307022 ! Fit after self-cal, rms=0.066649Jy sigma=1.295850 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0064016 Jy ! Component: 100 - total flux cleaned = 0.00994457 Jy ! Total flux subtracted in 100 components = 0.00994457 Jy ! Clean residual min=-0.002646 max=0.004097 Jy/beam ! Clean residual mean=0.000002 rms=0.000613 Jy/beam ! Combined flux in latest and established models = 0.0690785 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 13 components and 0.0690785 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=0.065676Jy sigma=1.267899 ! Fit after self-cal, rms=0.065672Jy sigma=1.267716 ! Inverting map ! Added new window around map position (-2.2, -0.2). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00359353 Jy ! Component: 100 - total flux cleaned = 0.00582183 Jy ! Total flux subtracted in 100 components = 0.00582183 Jy ! Clean residual min=-0.002475 max=0.002651 Jy/beam ! Clean residual mean=0.000002 rms=0.000561 Jy/beam ! Combined flux in latest and established models = 0.0749003 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 27 components and 0.0749003 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=0.065363Jy sigma=1.258698 ! Fit after self-cal, rms=0.065352Jy sigma=1.258403 ! 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=0.8296 mas, bmaj=2.012 mas, bpa=-0.9261 degrees ! Estimated noise=0.186539 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 = 0.00383585 Jy ! Component: 100 - total flux cleaned = 0.00635729 Jy ! Component: 150 - total flux cleaned = 0.00808885 Jy ! Component: 200 - total flux cleaned = 0.00929418 Jy ! Total flux subtracted in 200 components = 0.00929418 Jy ! Clean residual min=-0.002559 max=0.003452 Jy/beam ! Clean residual mean=0.000002 rms=0.000539 Jy/beam ! Combined flux in latest and established models = 0.0841945 Jy ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 49 components and 0.0841945 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=0.065113Jy sigma=1.251336 ! Fit after self-cal, rms=0.065100Jy sigma=1.251024 ! Inverting map ! Added new window around map position (-4, -0.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00327989 Jy ! Component: 100 - total flux cleaned = 0.0049949 Jy ! Component: 150 - total flux cleaned = 0.00621411 Jy ! Component: 200 - total flux cleaned = 0.00719207 Jy ! Total flux subtracted in 200 components = 0.00719207 Jy ! Clean residual min=-0.002251 max=0.001990 Jy/beam ! Clean residual mean=0.000002 rms=0.000424 Jy/beam ! Combined flux in latest and established models = 0.0913866 Jy ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 73 components and 0.0913866 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=0.064926Jy sigma=1.246648 ! Fit after self-cal, rms=0.064902Jy sigma=1.246232 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8296 x 2.012 at -0.9261 degrees (North through East) ! Clean map min=-0.0021489 max=0.066229 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.11 FD 0.98 HN 1.11 KP 1.03 ! LA 0.98 MK 1.08 NL 1.01 OV 0.94 ! PT 0.88 SC 1.03 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.11 FD 1.04 HN 0.97 KP 1.03 ! LA 0.96 MK 1.02 NL 1.06 OV 0.94 ! PT 0.94 SC 0.97 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.14 FD 1.03 HN 0.93 KP 1.06 ! LA 1.02 MK 1.01 NL 0.99 OV 0.91 ! PT 0.90 SC 1.02 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.12 FD 1.02 HN 1.02 KP 1.03 ! LA 0.99 MK 1.06 NL 0.97 OV 0.93 ! PT 0.94 SC 0.99 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.12 FD 1.02 HN 1.05 KP 1.05 ! LA 0.99 MK 1.03 NL 1.07 OV 0.92 ! PT 0.90 SC 0.98 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.10 FD 1.02 HN 1.04 KP 1.00 ! LA 1.00 MK 1.06 NL 1.00 OV 0.92 ! PT 0.93 SC 0.94 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.10 FD 1.03 HN 0.96 KP 1.06 ! LA 0.99 MK 1.02 NL 1.05 OV 0.90 ! PT 0.95 SC 0.96 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 0.99 HN 1.01 KP 1.04 ! LA 1.02 MK 0.98 NL 1.00 OV 0.91 ! PT 0.93 SC 0.97 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 0.99 HN 0.98 KP 1.04 ! LA 0.99 MK 1.02 NL 1.05 OV 0.89 ! PT 0.97 SC 0.95 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.18 FD 0.97 HN 0.93 KP 1.01 ! LA 1.06 MK 1.04 NL 0.99 OV 0.93 ! PT 0.87 SC 0.94 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 FD 1.03 HN 0.96 KP 0.98 ! LA 0.99 MK 0.99 NL 0.99 OV 0.95 ! PT 0.95 SC 0.97 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 1.01 HN 1.02 KP 1.01 ! LA 0.99 MK 0.96 NL 0.98 OV 0.96 ! PT 0.88 SC 0.97 ! ! ! Fit before self-cal, rms=0.064902Jy sigma=1.246232 ! Fit after self-cal, rms=0.064398Jy sigma=1.240158 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.8317 mas, bmaj=2.023 mas, bpa=-0.5352 degrees ! Estimated noise=0.184787 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 = 0.00124868 Jy ! Component: 100 - total flux cleaned = 0.00152553 Jy ! Component: 150 - total flux cleaned = 0.00162428 Jy ! Component: 200 - total flux cleaned = 0.00166948 Jy ! Total flux subtracted in 200 components = 0.00166948 Jy ! Clean residual min=-0.001246 max=0.001149 Jy/beam ! Clean residual mean=0.000001 rms=0.000273 Jy/beam ! Combined flux in latest and established models = 0.093056 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 85 components and 0.093056 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=0.064364Jy sigma=1.239488 ! Fit after self-cal, rms=0.064410Jy sigma=1.239182 ! 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=0.064410Jy sigma=1.239182 ! Fit after self-cal, rms=0.067398Jy sigma=1.236961 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8311 mas, bmaj=2.029 mas, bpa=-0.6638 degrees ! Estimated noise=0.185515 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000261977 Jy ! Component: 100 - total flux cleaned = 0.000264531 Jy ! Component: 150 - total flux cleaned = 0.000233926 Jy ! Component: 200 - total flux cleaned = 0.000219705 Jy ! Total flux subtracted in 200 components = 0.000219705 Jy ! Clean residual min=-0.001086 max=0.000993 Jy/beam ! Clean residual mean=0.000000 rms=0.000230 Jy/beam ! Combined flux in latest and established models = 0.0932757 Jy selfcal ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 96 components and 0.0932757 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=0.067387Jy sigma=1.236792 ! Fit after self-cal, rms=0.067434Jy sigma=1.236704 flux_cutoff = imstat(rms) * dynam ! Inverting map repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 3.21457e-05 Jy ! Component: 100 - total flux cleaned = 1.88783e-05 Jy ! Component: 150 - total flux cleaned = 3.1487e-05 Jy ! Component: 200 - total flux cleaned = 3.15458e-05 Jy ! Total flux subtracted in 200 components = 3.15458e-05 Jy ! Clean residual min=-0.001075 max=0.000950 Jy/beam ! Clean residual mean=0.000000 rms=0.000228 Jy/beam ! Combined flux in latest and established models = 0.0933073 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 101 components and 0.0933073 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=0.067428Jy sigma=1.236627 ! Fit after self-cal, rms=0.067428Jy sigma=1.236621 ! 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=0.067428Jy sigma=1.236621 ! Fit after self-cal, rms=0.067751Jy sigma=1.236608 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8317 mas, bmaj=2.03 mas, bpa=-0.6574 degrees ! Estimated noise=0.185624 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -1.21697e-05 Jy ! Component: 100 - total flux cleaned = -2.39957e-05 Jy ! Component: 150 - total flux cleaned = -2.39678e-05 Jy ! Component: 200 - total flux cleaned = -1.35223e-05 Jy ! Total flux subtracted in 200 components = -1.35223e-05 Jy ! Clean residual min=-0.001069 max=0.000935 Jy/beam ! Clean residual mean=0.000000 rms=0.000226 Jy/beam ! Combined flux in latest and established models = 0.0932937 Jy selfcal ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 103 components and 0.0932938 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=0.067747Jy sigma=1.236544 ! Fit after self-cal, rms=0.067750Jy sigma=1.236540 flux_cutoff = imstat(rms) * dynam ! Inverting map repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 8.80631e-06 Jy ! Component: 100 - total flux cleaned = 1.91016e-05 Jy ! Component: 150 - total flux cleaned = 2.92982e-05 Jy ! Component: 200 - total flux cleaned = 3.93103e-05 Jy ! Total flux subtracted in 200 components = 3.93103e-05 Jy ! Clean residual min=-0.001063 max=0.000899 Jy/beam ! Clean residual mean=0.000000 rms=0.000225 Jy/beam ! Combined flux in latest and established models = 0.0933331 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 105 components and 0.0933331 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=0.067746Jy sigma=1.236490 ! Fit after self-cal, rms=0.067746Jy sigma=1.236489 ! 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=0.067746Jy sigma=1.236489 ! Fit after self-cal, rms=0.067757Jy sigma=1.236487 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.167 mas, bmaj=4.554 mas, bpa=5.675 degrees ! Estimated noise=0.236169 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000246199 Jy ! Component: 100 - total flux cleaned = 0.000246353 Jy ! Component: 150 - total flux cleaned = 0.000258689 Jy ! Component: 200 - total flux cleaned = 0.000258828 Jy ! Total flux subtracted in 200 components = 0.000258828 Jy ! Clean residual min=-0.001249 max=0.000913 Jy/beam ! Clean residual mean=0.000000 rms=0.000273 Jy/beam ! Combined flux in latest and established models = 0.0935919 Jy selfcal ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 110 components and 0.0935919 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=0.067754Jy sigma=1.236491 ! Fit after self-cal, rms=0.067751Jy sigma=1.236473 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 = 2.80848e-05 Jy ! Component: 100 - total flux cleaned = -3.06775e-06 Jy ! Component: 150 - total flux cleaned = -2.28135e-05 Jy ! Component: 200 - total flux cleaned = -4.97176e-05 Jy ! Total flux subtracted in 200 components = -4.97176e-05 Jy ! Clean residual min=-0.001238 max=0.000901 Jy/beam ! Clean residual mean=0.000000 rms=0.000272 Jy/beam ! Combined flux in latest and established models = 0.0935422 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 111 components and 0.0935422 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=0.067750Jy sigma=1.236491 ! Fit after self-cal, rms=0.067747Jy sigma=1.236478 ! 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=0.8324 mas, bmaj=2.031 mas, bpa=-0.6485 degrees ! Estimated noise=0.185776 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8324 x 2.031 at -0.6485 degrees (North through East) ! Clean map min=-0.00095739 max=0.065756 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=0.6212 mas, bmaj=1.609 mas, bpa=-1.82 degrees ! Estimated noise=0.387246 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0473566 Jy ! Component: 100 - total flux cleaned = 0.0599824 Jy ! Component: 150 - total flux cleaned = 0.0666918 Jy ! Component: 200 - total flux cleaned = 0.0712087 Jy ! Total flux subtracted in 200 components = 0.0712087 Jy ! Clean residual min=-0.002097 max=0.002757 Jy/beam ! Clean residual mean=0.000001 rms=0.000541 Jy/beam ! Combined flux in latest and established models = 0.0712087 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 11 model components to the UV plane model. ! The established model now contains 11 components and 0.0712087 Jy ! Inverting map and beam ! Estimated beam: bmin=0.8324 mas, bmaj=2.031 mas, bpa=-0.6485 degrees ! Estimated noise=0.185776 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) ! Added new window around map position (-1.4, -0.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0055949 Jy ! Component: 100 - total flux cleaned = 0.00946657 Jy ! Component: 150 - total flux cleaned = 0.0123512 Jy ! Component: 200 - total flux cleaned = 0.0145565 Jy ! Total flux subtracted in 200 components = 0.0145565 Jy ! Clean residual min=-0.001194 max=0.001495 Jy/beam ! Clean residual mean=0.000001 rms=0.000324 Jy/beam ! Combined flux in latest and established models = 0.0857652 Jy ! Adding 35 model components to the UV plane model. ! The established model now contains 40 components and 0.0857652 Jy ! Inverting map ! Added new window around map position (-31.2, 51). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00175671 Jy ! Component: 100 - total flux cleaned = 0.00311965 Jy ! Component: 150 - total flux cleaned = 0.00420871 Jy ! Component: 200 - total flux cleaned = 0.00508782 Jy ! Total flux subtracted in 200 components = 0.00508782 Jy ! Clean residual min=-0.001021 max=0.000966 Jy/beam ! Clean residual mean=0.000001 rms=0.000238 Jy/beam ! Combined flux in latest and established models = 0.090853 Jy ! Adding 43 model components to the UV plane model. ! The established model now contains 68 components and 0.090853 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=2.167 mas, bmaj=4.554 mas, bpa=5.675 degrees ! Estimated noise=0.236169 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00109285 Jy ! Component: 100 - total flux cleaned = 0.00161754 Jy ! Component: 150 - total flux cleaned = 0.00184013 Jy ! Component: 200 - total flux cleaned = 0.00197418 Jy ! Total flux subtracted in 200 components = 0.00197418 Jy ! Clean residual min=-0.001321 max=0.001036 Jy/beam ! Clean residual mean=0.000001 rms=0.000274 Jy/beam ! Combined flux in latest and established models = 0.0928272 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 = 0.000119546 Jy ! Component: 100 - total flux cleaned = 0.000211378 Jy ! Component: 150 - total flux cleaned = 0.000266363 Jy ! Component: 200 - total flux cleaned = 0.000279501 Jy ! Total flux subtracted in 200 components = 0.000279501 Jy ! Clean residual min=-0.001291 max=0.000990 Jy/beam ! Clean residual mean=0.000001 rms=0.000265 Jy/beam ! Combined flux in latest and established models = 0.0931067 Jy ! Adding 41 model components to the UV plane model. ! The established model now contains 103 components and 0.0931067 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.8324 mas, bmaj=2.031 mas, bpa=-0.6485 degrees ! Estimated noise=0.185776 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -4.80665e-05 Jy ! Component: 100 - total flux cleaned = -6.544e-05 Jy ! Component: 150 - total flux cleaned = -6.51489e-05 Jy ! Component: 200 - total flux cleaned = -6.49689e-05 Jy ! Total flux subtracted in 200 components = -6.49689e-05 Jy ! Clean residual min=-0.000995 max=0.000851 Jy/beam ! Clean residual mean=0.000000 rms=0.000214 Jy/beam ! Combined flux in latest and established models = 0.0930417 Jy selfcal ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 120 components and 0.0930417 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=0.067727Jy sigma=1.236092 ! Fit after self-cal, rms=0.067721Jy sigma=1.235946 wmodel J1855-1754_X_map.mod ! Writing 120 model components to file: J1855-1754_X_map.mod wobs J1855-1754_X_uvs.fits ! Writing UV FITS file: J1855-1754_X_uvs.fits wwins J1855-1754_X_map.win ! wwins: Wrote 5 windows to J1855-1754_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 = -0.000303579 Jy ! Component: 100 - total flux cleaned = -0.000288544 Jy ! Component: 150 - total flux cleaned = -0.000243775 Jy ! Component: 200 - total flux cleaned = -0.000243799 Jy ! Component: 250 - total flux cleaned = -0.000257918 Jy ! Component: 300 - total flux cleaned = -0.000258032 Jy ! Component: 350 - total flux cleaned = -0.000271298 Jy ! Component: 400 - total flux cleaned = -0.000284133 Jy ! Component: 450 - total flux cleaned = -0.000270923 Jy ! Component: 500 - total flux cleaned = -0.000283602 Jy ! Component: 550 - total flux cleaned = -0.000271029 Jy ! Component: 600 - total flux cleaned = -0.00029576 Jy ! Component: 650 - total flux cleaned = -0.000307845 Jy ! Component: 700 - total flux cleaned = -0.00030776 Jy ! Component: 750 - total flux cleaned = -0.000295958 Jy ! Component: 800 - total flux cleaned = -0.000319112 Jy ! Component: 850 - total flux cleaned = -0.000341738 Jy ! Component: 900 - total flux cleaned = -0.000341738 Jy ! Component: 950 - total flux cleaned = -0.000341859 Jy ! Component: 1000 - total flux cleaned = -0.000374669 Jy ! Component: 1050 - total flux cleaned = -0.000385518 Jy ! Component: 1100 - total flux cleaned = -0.000353538 Jy ! Component: 1150 - total flux cleaned = -0.000374958 Jy ! Component: 1200 - total flux cleaned = -0.000395947 Jy ! Component: 1250 - total flux cleaned = -0.000416734 Jy ! Component: 1300 - total flux cleaned = -0.000457617 Jy ! Component: 1350 - total flux cleaned = -0.000457626 Jy ! Component: 1400 - total flux cleaned = -0.000487574 Jy ! Component: 1450 - total flux cleaned = -0.000517068 Jy ! Component: 1500 - total flux cleaned = -0.000497427 Jy ! Component: 1550 - total flux cleaned = -0.000545885 Jy ! Component: 1600 - total flux cleaned = -0.000584283 Jy ! Component: 1650 - total flux cleaned = -0.000584238 Jy ! Component: 1700 - total flux cleaned = -0.000621743 Jy ! Component: 1750 - total flux cleaned = -0.000640222 Jy ! Component: 1800 - total flux cleaned = -0.000640375 Jy ! Component: 1850 - total flux cleaned = -0.000640441 Jy ! Component: 1900 - total flux cleaned = -0.000676719 Jy ! Component: 1950 - total flux cleaned = -0.000676738 Jy ! Component: 2000 - total flux cleaned = -0.000685727 Jy ! Component: 2050 - total flux cleaned = -0.000747447 Jy ! Component: 2100 - total flux cleaned = -0.000738758 Jy ! Component: 2150 - total flux cleaned = -0.000773575 Jy ! Component: 2200 - total flux cleaned = -0.00081658 Jy ! Component: 2250 - total flux cleaned = -0.000816597 Jy ! Component: 2300 - total flux cleaned = -0.000825006 Jy ! Component: 2350 - total flux cleaned = -0.000824873 Jy ! Component: 2400 - total flux cleaned = -0.000824887 Jy ! Component: 2450 - total flux cleaned = -0.00084978 Jy ! Component: 2500 - total flux cleaned = -0.000857952 Jy ! Component: 2550 - total flux cleaned = -0.000825305 Jy ! Component: 2600 - total flux cleaned = -0.000825388 Jy ! Component: 2650 - total flux cleaned = -0.000833417 Jy ! Component: 2700 - total flux cleaned = -0.000833398 Jy ! Component: 2750 - total flux cleaned = -0.000833465 Jy ! Component: 2800 - total flux cleaned = -0.000809799 Jy ! Component: 2850 - total flux cleaned = -0.000794153 Jy ! Component: 2900 - total flux cleaned = -0.000801996 Jy ! Component: 2950 - total flux cleaned = -0.000786518 Jy ! Component: 3000 - total flux cleaned = -0.000740404 Jy ! Component: 3050 - total flux cleaned = -0.000732825 Jy ! Component: 3100 - total flux cleaned = -0.000740321 Jy ! Component: 3150 - total flux cleaned = -0.000695118 Jy ! Component: 3200 - total flux cleaned = -0.000680108 Jy ! Component: 3250 - total flux cleaned = -0.000635541 Jy ! Component: 3300 - total flux cleaned = -0.000606045 Jy ! Component: 3350 - total flux cleaned = -0.000606037 Jy ! Component: 3400 - total flux cleaned = -0.00059878 Jy ! Component: 3450 - total flux cleaned = -0.000576993 Jy ! Component: 3500 - total flux cleaned = -0.000605887 Jy ! Component: 3550 - total flux cleaned = -0.000584287 Jy ! Component: 3600 - total flux cleaned = -0.000569936 Jy ! Component: 3650 - total flux cleaned = -0.0005699 Jy ! Component: 3700 - total flux cleaned = -0.000569829 Jy ! Component: 3750 - total flux cleaned = -0.00054872 Jy ! Component: 3800 - total flux cleaned = -0.000548735 Jy ! Component: 3850 - total flux cleaned = -0.00054867 Jy ! Component: 3900 - total flux cleaned = -0.000527928 Jy ! Component: 3950 - total flux cleaned = -0.000527922 Jy ! Component: 4000 - total flux cleaned = -0.000507459 Jy ! Component: 4050 - total flux cleaned = -0.000534709 Jy ! Total flux subtracted in 4096 components = -0.000521139 Jy ! Clean residual min=-0.000415 max=0.000404 Jy/beam ! Clean residual mean=-0.000000 rms=0.000113 Jy/beam ! Combined flux in latest and established models = 0.0925206 Jy keep ! Adding 277 model components to the UV plane model. ! The established model now contains 397 components and 0.0925206 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J1855-1754_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8324 x 2.031 at -0.6485 degrees (North through East) ! Clean map min=-0.00075104 max=0.066005 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J1855-1754_X_map.fits wmodel /vlbi/uf001/uva//J1855-1754_X_map.mod ! Writing 397 model components to file: /vlbi/uf001/uva//J1855-1754_X_map.mod wobs /vlbi/uf001/uva//J1855-1754_X_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J1855-1754_X_uvs.fits wwins /vlbi/uf001/uva//J1855-1754_X_map.win ! wwins: Wrote 6 windows to /vlbi/uf001/uva//J1855-1754_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0660055 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000112374 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.51075 0.51075 1.0215 2.043 4.086 8.17199 16.344 32.688 65.3759 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0003 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.066 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 587.372 quit ! Quitting program ! Log file /vlbi/uf001/uva//J1855-1754_X_dfm.log closed on Mon Jan 14 04:52:01 2019