! Started logfile: /vlbi/uf001/uva//J0357+0542_X_dfm.log on Sun Jan 13 21:58:02 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//J0357+0542_X_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J0357+0542_X_uva.fits ! AN table 1: 87 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.989527 visibilities/baseline/integration-bin. ! Found source: J0357+0542 ! ! 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 46488 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 J0357+0542_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 30 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 30 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 30 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 30 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 30 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 30 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 30 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 30 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 30 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 30 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 30 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 30 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.005623Jy sigma=23.744460 ! Fit after self-cal, rms=0.917751Jy sigma=21.669143 ! 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=0.6732 mas, bmaj=1.681 mas, bpa=-2.5 degrees ! Estimated noise=0.278022 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 = 0.0621027 Jy ! Component: 100 - total flux cleaned = 0.0773465 Jy ! Total flux subtracted in 100 components = 0.0773465 Jy ! Clean residual min=-0.002596 max=0.006245 Jy/beam ! Clean residual mean=-0.000002 rms=0.000594 Jy/beam ! Combined flux in latest and established models = 0.0773465 Jy ! Performing phase self-cal ! Adding 4 model components to the UV plane model. ! The established model now contains 4 components and 0.0773465 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=0.056101Jy sigma=1.265965 ! Fit after self-cal, rms=0.055943Jy sigma=1.262585 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00674473 Jy ! Component: 100 - total flux cleaned = 0.0104457 Jy ! Total flux subtracted in 100 components = 0.0104457 Jy ! Clean residual min=-0.002075 max=0.003162 Jy/beam ! Clean residual mean=-0.000000 rms=0.000454 Jy/beam ! Combined flux in latest and established models = 0.0877922 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 14 components and 0.0877922 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=0.054881Jy sigma=1.237215 ! Fit after self-cal, rms=0.054881Jy sigma=1.237011 ! Inverting map ! Added new window around map position (-1.2, -2.6). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00313612 Jy ! Component: 100 - total flux cleaned = 0.00525906 Jy ! Total flux subtracted in 100 components = 0.00525906 Jy ! Clean residual min=-0.001936 max=0.002028 Jy/beam ! Clean residual mean=0.000000 rms=0.000416 Jy/beam ! Combined flux in latest and established models = 0.0930512 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 22 components and 0.0930512 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=0.054661Jy sigma=1.231626 ! Fit after self-cal, rms=0.054650Jy sigma=1.231375 ! 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=0.8529 mas, bmaj=1.992 mas, bpa=-2.013 degrees ! Estimated noise=0.142913 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, -0.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00241636 Jy ! Component: 100 - total flux cleaned = 0.00402012 Jy ! Component: 150 - total flux cleaned = 0.00504003 Jy ! Component: 200 - total flux cleaned = 0.00561311 Jy ! Total flux subtracted in 200 components = 0.00561311 Jy ! Clean residual min=-0.001476 max=0.002134 Jy/beam ! Clean residual mean=0.000000 rms=0.000341 Jy/beam ! Combined flux in latest and established models = 0.0986644 Jy ! Performing phase self-cal ! Adding 34 model components to the UV plane model. ! The established model now contains 52 components and 0.0986644 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=0.054516Jy sigma=1.228098 ! Fit after self-cal, rms=0.054501Jy sigma=1.227813 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8529 x 1.992 at -2.013 degrees (North through East) ! Clean map min=-0.0014509 max=0.082235 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 1.04 HN 0.96 KP 0.98 ! LA 1.01 MK 1.01 NL 1.07 OV 0.93 ! PT 0.94 SC 0.98 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 0.99 HN 0.98 KP 1.01 ! LA 1.00 MK 1.01 NL 1.10 OV 0.94 ! PT 0.93 SC 1.03 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 1.02 HN 0.96 KP 1.00 ! LA 1.02 MK 1.01 NL 1.10 OV 0.92 ! PT 0.96 SC 0.98 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 1.01 HN 0.97 KP 0.98 ! LA 1.01 MK 1.05 NL 1.10 OV 0.92 ! PT 0.92 SC 0.99 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 0.99 HN 0.97 KP 0.98 ! LA 1.01 MK 1.07 NL 1.07 OV 0.91 ! PT 0.93 SC 1.03 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 1.05 HN 0.94 KP 0.98 ! LA 1.00 MK 1.03 NL 1.09 OV 0.91 ! PT 0.95 SC 1.00 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 0.99 HN 0.97 KP 0.98 ! LA 1.03 MK 1.03 NL 1.09 OV 0.92 ! PT 0.94 SC 1.03 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 1.01 HN 0.97 KP 1.01 ! LA 1.00 MK 1.04 NL 1.07 OV 0.94 ! PT 0.93 SC 0.98 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 FD 1.03 HN 0.96 KP 1.00 ! LA 1.01 MK 1.02 NL 1.06 OV 0.94 ! PT 0.94 SC 0.99 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 1.01 HN 0.96 KP 1.02 ! LA 1.01 MK 1.04 NL 1.10 OV 0.95 ! PT 0.95 SC 0.99 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 1.03 HN 0.99 KP 0.99 ! LA 1.02 MK 0.94 NL 1.08 OV 0.95 ! PT 0.93 SC 0.96 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 1.02 HN 0.95 KP 0.99 ! LA 1.04 MK 1.04 NL 1.11 OV 0.97 ! PT 0.91 SC 0.99 ! ! ! Fit before self-cal, rms=0.054501Jy sigma=1.227813 ! Fit after self-cal, rms=0.053931Jy sigma=1.220142 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.8556 mas, bmaj=2.007 mas, bpa=-1.778 degrees ! Estimated noise=0.143124 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 = -0.00103822 Jy ! Component: 100 - total flux cleaned = -0.00101788 Jy ! Component: 150 - total flux cleaned = -0.000998673 Jy ! Component: 200 - total flux cleaned = -0.000998495 Jy ! Total flux subtracted in 200 components = -0.000998495 Jy ! Clean residual min=-0.000713 max=0.000866 Jy/beam ! Clean residual mean=-0.000000 rms=0.000183 Jy/beam ! Combined flux in latest and established models = 0.0976659 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 70 components and 0.0976659 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=0.053906Jy sigma=1.219557 ! Fit after self-cal, rms=0.053915Jy sigma=1.219376 ! 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=0.053915Jy sigma=1.219376 ! Fit after self-cal, rms=0.053847Jy sigma=1.216973 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8555 mas, bmaj=2.008 mas, bpa=-1.778 degrees ! Estimated noise=0.14321 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000500068 Jy ! Component: 100 - total flux cleaned = -0.000597679 Jy ! Component: 150 - total flux cleaned = -0.000610703 Jy ! Component: 200 - total flux cleaned = -0.000621992 Jy ! Total flux subtracted in 200 components = -0.000621992 Jy ! Clean residual min=-0.000658 max=0.000772 Jy/beam ! Clean residual mean=-0.000001 rms=0.000162 Jy/beam ! Combined flux in latest and established models = 0.0970439 Jy selfcal ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 77 components and 0.0970439 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=0.053837Jy sigma=1.216751 ! Fit after self-cal, rms=0.053840Jy sigma=1.216703 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 (21.4, -49). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000326229 Jy ! Component: 100 - total flux cleaned = 0.000533952 Jy ! Component: 150 - total flux cleaned = 0.000645941 Jy ! Component: 200 - total flux cleaned = 0.000669946 Jy ! Total flux subtracted in 200 components = 0.000669946 Jy ! Clean residual min=-0.000637 max=0.000695 Jy/beam ! Clean residual mean=-0.000001 rms=0.000156 Jy/beam ! Combined flux in latest and established models = 0.0977138 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 93 components and 0.0977139 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=0.053827Jy sigma=1.216433 ! Fit after self-cal, rms=0.053827Jy sigma=1.216419 ! Inverting map ! Added new window around map position (32.4, 40.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000531435 Jy ! Component: 100 - total flux cleaned = 0.000663119 Jy ! Component: 150 - total flux cleaned = 0.000732968 Jy ! Component: 200 - total flux cleaned = 0.000754034 Jy ! Total flux subtracted in 200 components = 0.000754034 Jy ! Clean residual min=-0.000636 max=0.000627 Jy/beam ! Clean residual mean=-0.000001 rms=0.000152 Jy/beam ! Combined flux in latest and established models = 0.0984679 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 102 components and 0.0984679 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=0.053818Jy sigma=1.216237 ! Fit after self-cal, rms=0.053818Jy sigma=1.216224 ! 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=0.053818Jy sigma=1.216224 ! Fit after self-cal, rms=0.053832Jy sigma=1.215961 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8549 mas, bmaj=2.008 mas, bpa=-1.753 degrees ! Estimated noise=0.143198 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00015641 Jy ! Component: 100 - total flux cleaned = -0.000167959 Jy ! Component: 150 - total flux cleaned = -0.000178884 Jy ! Component: 200 - total flux cleaned = -0.000198789 Jy ! Total flux subtracted in 200 components = -0.000198789 Jy ! Clean residual min=-0.000614 max=0.000572 Jy/beam ! Clean residual mean=-0.000001 rms=0.000145 Jy/beam ! Combined flux in latest and established models = 0.0982691 Jy selfcal ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 107 components and 0.0982691 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=0.053827Jy sigma=1.215856 ! Fit after self-cal, rms=0.053828Jy sigma=1.215842 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 = -4.94264e-05 Jy ! Component: 100 - total flux cleaned = -6.79685e-05 Jy ! Component: 150 - total flux cleaned = -7.66494e-05 Jy ! Component: 200 - total flux cleaned = -7.69606e-05 Jy ! Total flux subtracted in 200 components = -7.69606e-05 Jy ! Clean residual min=-0.000617 max=0.000574 Jy/beam ! Clean residual mean=-0.000001 rms=0.000144 Jy/beam ! Combined flux in latest and established models = 0.0981921 Jy ! Performing phase self-cal ! Adding 37 model components to the UV plane model. ! The established model now contains 119 components and 0.0981921 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=0.053825Jy sigma=1.215783 ! Fit after self-cal, rms=0.053825Jy sigma=1.215783 ! 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=0.053825Jy sigma=1.215783 ! Fit after self-cal, rms=0.053831Jy sigma=1.215762 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.083 mas, bmaj=3.186 mas, bpa=-2.476 degrees ! Estimated noise=0.183452 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -1.80893e-05 Jy ! Component: 100 - total flux cleaned = -9.13734e-06 Jy ! Component: 150 - total flux cleaned = 1.24774e-05 Jy ! Component: 200 - total flux cleaned = 2.53878e-05 Jy ! Total flux subtracted in 200 components = 2.53878e-05 Jy ! Clean residual min=-0.000653 max=0.000626 Jy/beam ! Clean residual mean=-0.000002 rms=0.000163 Jy/beam ! Combined flux in latest and established models = 0.0982175 Jy selfcal ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 136 components and 0.0982175 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=0.053829Jy sigma=1.215750 ! Fit after self-cal, rms=0.053830Jy sigma=1.215746 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 = -1.06407e-05 Jy ! Component: 100 - total flux cleaned = 2.53136e-07 Jy ! Component: 150 - total flux cleaned = 1.00188e-05 Jy ! Component: 200 - total flux cleaned = 5.2063e-06 Jy ! Total flux subtracted in 200 components = 5.2063e-06 Jy ! Clean residual min=-0.000660 max=0.000619 Jy/beam ! Clean residual mean=-0.000002 rms=0.000162 Jy/beam ! Combined flux in latest and established models = 0.0982227 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 144 components and 0.0982227 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=0.053829Jy sigma=1.215741 ! Fit after self-cal, rms=0.053829Jy sigma=1.215741 ! 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=0.8546 mas, bmaj=2.009 mas, bpa=-1.732 degrees ! Estimated noise=0.143218 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8546 x 2.009 at -1.732 degrees (North through East) ! Clean map min=-0.00065198 max=0.082659 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=0.6736 mas, bmaj=1.692 mas, bpa=-2.189 degrees ! Estimated noise=0.280071 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0624586 Jy ! Component: 100 - total flux cleaned = 0.077997 Jy ! Component: 150 - total flux cleaned = 0.0848604 Jy ! Component: 200 - total flux cleaned = 0.0884861 Jy ! Total flux subtracted in 200 components = 0.0884861 Jy ! Clean residual min=-0.001392 max=0.001810 Jy/beam ! Clean residual mean=-0.000001 rms=0.000352 Jy/beam ! Combined flux in latest and established models = 0.0884861 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 15 model components to the UV plane model. ! The established model now contains 15 components and 0.0884861 Jy ! Inverting map and beam ! Estimated beam: bmin=0.8546 mas, bmaj=2.009 mas, bpa=-1.732 degrees ! Estimated noise=0.143218 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 = 0.00259309 Jy ! Component: 100 - total flux cleaned = 0.00404787 Jy ! Component: 150 - total flux cleaned = 0.00499273 Jy ! Component: 200 - total flux cleaned = 0.00567077 Jy ! Total flux subtracted in 200 components = 0.00567077 Jy ! Clean residual min=-0.000701 max=0.000712 Jy/beam ! Clean residual mean=-0.000001 rms=0.000167 Jy/beam ! Combined flux in latest and established models = 0.0941568 Jy ! Adding 34 model components to the UV plane model. ! The established model now contains 46 components and 0.0941568 Jy ! Inverting map ! Added new window around map position (14.6, -36.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000659896 Jy ! Component: 100 - total flux cleaned = 0.00118191 Jy ! Component: 150 - total flux cleaned = 0.00164274 Jy ! Component: 200 - total flux cleaned = 0.00199288 Jy ! Total flux subtracted in 200 components = 0.00199288 Jy ! Clean residual min=-0.000676 max=0.000616 Jy/beam ! Clean residual mean=-0.000001 rms=0.000151 Jy/beam ! Combined flux in latest and established models = 0.0961497 Jy ! Adding 32 model components to the UV plane model. ! The established model now contains 60 components and 0.0961497 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=2.083 mas, bmaj=3.186 mas, bpa=-2.476 degrees ! Estimated noise=0.183452 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000331041 Jy ! Component: 100 - total flux cleaned = 0.000539549 Jy ! Component: 150 - total flux cleaned = 0.000699871 Jy ! Component: 200 - total flux cleaned = 0.000829296 Jy ! Total flux subtracted in 200 components = 0.000829296 Jy ! Clean residual min=-0.000650 max=0.000631 Jy/beam ! Clean residual mean=-0.000002 rms=0.000168 Jy/beam ! Combined flux in latest and established models = 0.096979 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 = 9.31915e-05 Jy ! Component: 100 - total flux cleaned = 0.000157814 Jy ! Component: 150 - total flux cleaned = 0.0002176 Jy ! Component: 200 - total flux cleaned = 0.000273154 Jy ! Total flux subtracted in 200 components = 0.000273154 Jy ! Clean residual min=-0.000611 max=0.000611 Jy/beam ! Clean residual mean=-0.000002 rms=0.000163 Jy/beam ! Combined flux in latest and established models = 0.0972522 Jy ! Adding 38 model components to the UV plane model. ! The established model now contains 93 components and 0.0972522 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.8546 mas, bmaj=2.009 mas, bpa=-1.732 degrees ! Estimated noise=0.143218 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000103274 Jy ! Component: 100 - total flux cleaned = 0.000189026 Jy ! Component: 150 - total flux cleaned = 0.000254581 Jy ! Component: 200 - total flux cleaned = 0.000327979 Jy ! Total flux subtracted in 200 components = 0.000327979 Jy ! Clean residual min=-0.000631 max=0.000564 Jy/beam ! Clean residual mean=-0.000001 rms=0.000141 Jy/beam ! Combined flux in latest and established models = 0.0975802 Jy selfcal ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 115 components and 0.0975802 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=0.053832Jy sigma=1.215809 ! Fit after self-cal, rms=0.053828Jy sigma=1.215761 wmodel J0357+0542_X_map.mod ! Writing 115 model components to file: J0357+0542_X_map.mod wobs J0357+0542_X_uvs.fits ! Writing UV FITS file: J0357+0542_X_uvs.fits wwins J0357+0542_X_map.win ! wwins: Wrote 6 windows to J0357+0542_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 = -0.000121404 Jy ! Component: 100 - total flux cleaned = -0.000131225 Jy ! Component: 150 - total flux cleaned = -9.23661e-05 Jy ! Component: 200 - total flux cleaned = -4.48974e-05 Jy ! Component: 250 - total flux cleaned = 1.05788e-05 Jy ! Component: 300 - total flux cleaned = 5.59923e-05 Jy ! Component: 350 - total flux cleaned = 9.17328e-05 Jy ! Component: 400 - total flux cleaned = 0.000144545 Jy ! Component: 450 - total flux cleaned = 0.000179292 Jy ! Component: 500 - total flux cleaned = 0.000222272 Jy ! Component: 550 - total flux cleaned = 0.000273059 Jy ! Component: 600 - total flux cleaned = 0.000306514 Jy ! Component: 650 - total flux cleaned = 0.000323188 Jy ! Component: 700 - total flux cleaned = 0.000396895 Jy ! Component: 750 - total flux cleaned = 0.00043727 Jy ! Component: 800 - total flux cleaned = 0.00050149 Jy ! Component: 850 - total flux cleaned = 0.000533234 Jy ! Component: 900 - total flux cleaned = 0.000572616 Jy ! Component: 950 - total flux cleaned = 0.000611673 Jy ! Component: 1000 - total flux cleaned = 0.000673605 Jy ! Component: 1050 - total flux cleaned = 0.000719543 Jy ! Component: 1100 - total flux cleaned = 0.000772625 Jy ! Component: 1150 - total flux cleaned = 0.000795202 Jy ! Component: 1200 - total flux cleaned = 0.00085498 Jy ! Component: 1250 - total flux cleaned = 0.000877166 Jy ! Component: 1300 - total flux cleaned = 0.000958027 Jy ! Component: 1350 - total flux cleaned = 0.000972507 Jy ! Component: 1400 - total flux cleaned = 0.000987037 Jy ! Component: 1450 - total flux cleaned = 0.0010374 Jy ! Component: 1500 - total flux cleaned = 0.00101599 Jy ! Component: 1550 - total flux cleaned = 0.00103737 Jy ! Component: 1600 - total flux cleaned = 0.00105853 Jy ! Component: 1650 - total flux cleaned = 0.00107951 Jy ! Component: 1700 - total flux cleaned = 0.00109351 Jy ! Component: 1750 - total flux cleaned = 0.00109348 Jy ! Component: 1800 - total flux cleaned = 0.00110037 Jy ! Component: 1850 - total flux cleaned = 0.00110718 Jy ! Component: 1900 - total flux cleaned = 0.00110713 Jy ! Component: 1950 - total flux cleaned = 0.00110713 Jy ! Component: 2000 - total flux cleaned = 0.00112061 Jy ! Component: 2050 - total flux cleaned = 0.00112056 Jy ! Component: 2100 - total flux cleaned = 0.00112052 Jy ! Component: 2150 - total flux cleaned = 0.00114033 Jy ! Component: 2200 - total flux cleaned = 0.00112062 Jy ! Component: 2250 - total flux cleaned = 0.00111412 Jy ! Component: 2300 - total flux cleaned = 0.00114006 Jy ! Component: 2350 - total flux cleaned = 0.00115948 Jy ! Component: 2400 - total flux cleaned = 0.00117232 Jy ! Component: 2450 - total flux cleaned = 0.00117857 Jy ! Component: 2500 - total flux cleaned = 0.00118491 Jy ! Component: 2550 - total flux cleaned = 0.00117861 Jy ! Component: 2600 - total flux cleaned = 0.00119738 Jy ! Component: 2650 - total flux cleaned = 0.0012036 Jy ! Component: 2700 - total flux cleaned = 0.00120355 Jy ! Component: 2750 - total flux cleaned = 0.00119738 Jy ! Component: 2800 - total flux cleaned = 0.00119126 Jy ! Component: 2850 - total flux cleaned = 0.00121567 Jy ! Component: 2900 - total flux cleaned = 0.00127044 Jy ! Component: 2950 - total flux cleaned = 0.00127036 Jy ! Component: 3000 - total flux cleaned = 0.00125828 Jy ! Component: 3050 - total flux cleaned = 0.00125824 Jy ! Component: 3100 - total flux cleaned = 0.00125226 Jy ! Component: 3150 - total flux cleaned = 0.00127009 Jy ! Component: 3200 - total flux cleaned = 0.00128185 Jy ! Component: 3250 - total flux cleaned = 0.00127008 Jy ! Component: 3300 - total flux cleaned = 0.00128761 Jy ! Component: 3350 - total flux cleaned = 0.00128762 Jy ! Component: 3400 - total flux cleaned = 0.00131664 Jy ! Component: 3450 - total flux cleaned = 0.00131084 Jy ! Component: 3500 - total flux cleaned = 0.00130511 Jy ! Component: 3550 - total flux cleaned = 0.00131654 Jy ! Component: 3600 - total flux cleaned = 0.00133368 Jy ! Component: 3650 - total flux cleaned = 0.00134497 Jy ! Component: 3700 - total flux cleaned = 0.00135628 Jy ! Component: 3750 - total flux cleaned = 0.00135066 Jy ! Component: 3800 - total flux cleaned = 0.00136185 Jy ! Component: 3850 - total flux cleaned = 0.00137861 Jy ! Component: 3900 - total flux cleaned = 0.00138971 Jy ! Component: 3950 - total flux cleaned = 0.00136755 Jy ! Component: 4000 - total flux cleaned = 0.00141172 Jy ! Component: 4050 - total flux cleaned = 0.00141717 Jy ! Total flux subtracted in 4096 components = 0.00141166 Jy ! Clean residual min=-0.000294 max=0.000326 Jy/beam ! Clean residual mean=-0.000000 rms=0.000095 Jy/beam ! Combined flux in latest and established models = 0.0989918 Jy keep ! Adding 311 model components to the UV plane model. ! The established model now contains 426 components and 0.0989918 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J0357+0542_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8546 x 2.009 at -1.732 degrees (North through East) ! Clean map min=-0.00054658 max=0.082946 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J0357+0542_X_map.fits wmodel /vlbi/uf001/uva//J0357+0542_X_map.mod ! Writing 426 model components to file: /vlbi/uf001/uva//J0357+0542_X_map.mod wobs /vlbi/uf001/uva//J0357+0542_X_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J0357+0542_X_uvs.fits wwins /vlbi/uf001/uva//J0357+0542_X_map.win ! wwins: Wrote 7 windows to /vlbi/uf001/uva//J0357+0542_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0829462 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 9.52536e-05 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.344514 0.344514 0.689027 1.37805 2.75611 5.51222 11.0244 22.0489 44.0977 88.1955 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0002 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.082 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 870.793 quit ! Quitting program ! Log file /vlbi/uf001/uva//J0357+0542_X_dfm.log closed on Sun Jan 13 21:58:08 2019