! Started logfile: /vlbi/uf001/uva//J0328+2552_X_dfm.log on Sun Jan 13 21:48:58 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//J0328+2552_X_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J0328+2552_X_uva.fits ! AN table 1: 57 integrations on 28 of 28 possible baselines. ! Apparent sampling: 0.833333 visibilities/baseline/integration-bin. ! Found source: J0328+2552 ! ! There are 12 IFs, and a total of 12 channels: ! ! IF Channel Frequency Freq offset Number of Overall IF ! origin at origin per channel channels bandwidth ! ------------------------------------------------------------- (Hz) ! 01 1 8.428e+09 3.2e+07 1 3.2e+07 ! 02 2 8.46e+09 3.2e+07 1 3.2e+07 ! 03 3 8.492e+09 3.2e+07 1 3.2e+07 ! 04 4 8.524e+09 3.2e+07 1 3.2e+07 ! 05 5 8.588e+09 3.2e+07 1 3.2e+07 ! 06 6 8.62e+09 3.2e+07 1 3.2e+07 ! 07 7 8.684e+09 3.2e+07 1 3.2e+07 ! 08 8 8.716e+09 3.2e+07 1 3.2e+07 ! 09 9 8.78e+09 3.2e+07 1 3.2e+07 ! 10 10 8.812e+09 3.2e+07 1 3.2e+07 ! 11 11 8.844e+09 3.2e+07 1 3.2e+07 ! 12 12 8.876e+09 3.2e+07 1 3.2e+07 ! ! Polarization(s): RR ! ! Read 134 lines of history. ! ! Reading 15960 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 J0328+2552_X] float lim_self lim_self = 120.0 float lim_val lim_va = 1.2 integer clean_niter clean_niter = 100 float clean_gain clean_gain = 0.03 float dynam dynam = 6.0 float soltime1 soltime1 = 120 float soltime2 soltime2 = 20 float thresh thresh = 0.5 float win_mult win_mult = 1.8 float time_av time_av = 16 float old_peak float new_peak float flux_cutoff print "===============================================================" ! =============================================================== ! print "=== Difmap script: pima_mupet_01.dvm version of 2016.05.19 === " ! === Difmap script: pima_mupet_01.dvm version of 2016.05.19 === ! mapsize field_size, field_cell ! Map grid = 1024x1024 pixels with 0.200x0.200 milli-arcsec cellsize. startmod ! Applying default point source starting model. ! Performing phase self-cal ! Adding 1 model components to the UV plane model. ! The established model now contains 1 components and 1 Jy ! ! Correcting IF 1. ! A total of 62 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 62 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 62 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 62 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 62 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 62 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 62 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 62 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 62 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 62 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 62 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 62 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.000797Jy sigma=25.417110 ! Fit after self-cal, rms=0.973692Jy sigma=24.725627 ! 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=0.8782 mas, bmaj=1.863 mas, bpa=17.8 degrees ! Estimated noise=0.42601 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 = 0.0216879 Jy ! Component: 100 - total flux cleaned = 0.0259706 Jy ! Total flux subtracted in 100 components = 0.0259706 Jy ! Clean residual min=-0.002921 max=0.002813 Jy/beam ! Clean residual mean=0.000000 rms=0.000653 Jy/beam ! Combined flux in latest and established models = 0.0259706 Jy ! Performing phase self-cal ! Adding 4 model components to the UV plane model. ! The established model now contains 4 components and 0.0259706 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=0.049200Jy sigma=1.205824 ! Fit after self-cal, rms=0.047604Jy sigma=1.163032 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00323378 Jy ! Component: 100 - total flux cleaned = 0.0031681 Jy ! Total flux subtracted in 100 components = 0.0031681 Jy ! Clean residual min=-0.002634 max=0.002696 Jy/beam ! Clean residual mean=0.000000 rms=0.000605 Jy/beam ! Combined flux in latest and established models = 0.0291387 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 6 components and 0.0291387 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=0.047369Jy sigma=1.157117 ! Fit after self-cal, rms=0.047346Jy sigma=1.156567 ! 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=1.111 mas, bmaj=2.04 mas, bpa=14.75 degrees ! Estimated noise=0.231972 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 = -0.00038893 Jy ! Component: 100 - total flux cleaned = -0.000474955 Jy ! Component: 150 - total flux cleaned = -0.000504153 Jy ! Component: 200 - total flux cleaned = -0.000552376 Jy ! Total flux subtracted in 200 components = -0.000552376 Jy ! Clean residual min=-0.002209 max=0.002373 Jy/beam ! Clean residual mean=0.000001 rms=0.000480 Jy/beam ! Combined flux in latest and established models = 0.0285864 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 9 components and 0.0285864 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=0.047282Jy sigma=1.154693 ! Fit after self-cal, rms=0.047254Jy sigma=1.153718 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.111 x 2.04 at 14.75 degrees (North through East) ! Clean map min=-0.0027142 max=0.030727 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.89 FD 1.16 HN 1.11 KP 0.91 ! LA 0.90 NL 1.46 OV 1.09 SC 1.02 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.90 FD 1.01 HN 1.11 KP 0.83 ! LA 0.90 NL 1.68 OV 1.24 SC 1.20 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.87 FD 1.03 HN 0.98 KP 1.13 ! LA 0.91 NL 1.34 OV 1.14 SC 1.08 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.94 FD 1.04 HN 0.95 KP 1.01 ! LA 0.82 NL 1.47 OV 1.17 SC 1.07 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 0.92 FD 1.11 HN 1.06 KP 1.01 ! LA 0.86 NL 1.35 OV 1.09 SC 0.96 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 0.80 FD 1.06 HN 1.02 KP 1.04 ! LA 0.93 NL 1.44 OV 1.00 SC 1.09 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 0.83 FD 1.06 HN 1.00 KP 1.02 ! LA 0.84 NL 1.29 OV 1.09 SC 1.00 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 0.80 FD 1.09 HN 0.82 KP 1.01 ! LA 0.96 NL 1.67 OV 1.04 SC 1.04 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 0.76 FD 1.02 HN 0.86 KP 0.97 ! LA 0.98 NL 1.47 OV 1.06 SC 1.11 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 0.76 FD 1.06 HN 0.86 KP 0.92 ! LA 0.88 NL 1.46 OV 1.15 SC 0.89 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 0.74 FD 1.02 HN 0.80 KP 0.99 ! LA 0.91 NL 1.30 OV 1.05 SC 1.00 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 0.79 FD 1.07 HN 0.95 KP 0.86 ! LA 0.85 NL 1.63 OV 0.96 SC 0.95 ! ! ! Fit before self-cal, rms=0.047254Jy sigma=1.153718 ! Fit after self-cal, rms=0.046466Jy sigma=1.141595 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.099 mas, bmaj=2.023 mas, bpa=15.52 degrees ! Estimated noise=0.230792 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 = 0.000741816 Jy ! Component: 100 - total flux cleaned = 0.00102934 Jy ! Component: 150 - total flux cleaned = 0.00108725 Jy ! Component: 200 - total flux cleaned = 0.00109728 Jy ! Total flux subtracted in 200 components = 0.00109728 Jy ! Clean residual min=-0.001166 max=0.001346 Jy/beam ! Clean residual mean=0.000001 rms=0.000283 Jy/beam ! Combined flux in latest and established models = 0.0296836 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 18 components and 0.0296837 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=0.046454Jy sigma=1.141244 ! Fit after self-cal, rms=0.046749Jy sigma=1.137872 ! Inverting map ! Added new window around map position (-9, 43.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000975882 Jy ! Component: 100 - total flux cleaned = 0.00113143 Jy ! Component: 150 - total flux cleaned = 0.00122507 Jy ! Component: 200 - total flux cleaned = 0.00122496 Jy ! Total flux subtracted in 200 components = 0.00122496 Jy ! Clean residual min=-0.001229 max=0.001137 Jy/beam ! Clean residual mean=0.000001 rms=0.000278 Jy/beam ! Combined flux in latest and established models = 0.0309086 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 30 components and 0.0309086 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=0.046705Jy sigma=1.136851 ! Fit after self-cal, rms=0.046706Jy sigma=1.136488 ! 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=0.046706Jy sigma=1.136488 ! Fit after self-cal, rms=0.049148Jy sigma=1.132096 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.095 mas, bmaj=2.013 mas, bpa=15.99 degrees ! Estimated noise=0.233176 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000698683 Jy ! Component: 100 - total flux cleaned = 0.000837477 Jy ! Component: 150 - total flux cleaned = 0.00105379 Jy ! Component: 200 - total flux cleaned = 0.0012488 Jy ! Total flux subtracted in 200 components = 0.0012488 Jy ! Clean residual min=-0.001128 max=0.001042 Jy/beam ! Clean residual mean=0.000001 rms=0.000237 Jy/beam ! Combined flux in latest and established models = 0.0321574 Jy selfcal ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 41 components and 0.0321574 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=0.049126Jy sigma=1.131544 ! Fit after self-cal, rms=0.049365Jy sigma=1.129710 flux_cutoff = imstat(rms) * dynam ! Inverting map repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000131396 Jy ! Component: 100 - total flux cleaned = -2.44425e-05 Jy ! Component: 150 - total flux cleaned = -5.67604e-05 Jy ! Component: 200 - total flux cleaned = -7.10316e-05 Jy ! Total flux subtracted in 200 components = -7.10316e-05 Jy ! Clean residual min=-0.001150 max=0.001143 Jy/beam ! Clean residual mean=0.000001 rms=0.000246 Jy/beam ! Combined flux in latest and established models = 0.0320864 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 50 components and 0.0320864 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=0.049347Jy sigma=1.129368 ! Fit after self-cal, rms=0.049351Jy sigma=1.129212 ! Inverting map ! Added new window around map position (-40.8, -31.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00077304 Jy ! Component: 100 - total flux cleaned = 0.00114544 Jy ! Component: 150 - total flux cleaned = 0.00120682 Jy ! Component: 200 - total flux cleaned = 0.00124151 Jy ! Total flux subtracted in 200 components = 0.00124151 Jy ! Clean residual min=-0.001087 max=0.000920 Jy/beam ! Clean residual mean=0.000000 rms=0.000229 Jy/beam ! Combined flux in latest and established models = 0.0333279 Jy ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 70 components and 0.0333279 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=0.049319Jy sigma=1.128493 ! Fit after self-cal, rms=0.049318Jy sigma=1.128277 ! 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=0.049318Jy sigma=1.128277 ! Fit after self-cal, rms=0.050865Jy sigma=1.127320 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.091 mas, bmaj=2.01 mas, bpa=16.31 degrees ! Estimated noise=0.234086 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000639943 Jy ! Component: 100 - total flux cleaned = 0.000862653 Jy ! Component: 150 - total flux cleaned = 0.00103056 Jy ! Component: 200 - total flux cleaned = 0.00117638 Jy ! Total flux subtracted in 200 components = 0.00117638 Jy ! Clean residual min=-0.000919 max=0.000889 Jy/beam ! Clean residual mean=0.000000 rms=0.000214 Jy/beam ! Combined flux in latest and established models = 0.0345043 Jy selfcal ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 75 components and 0.0345043 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=0.050841Jy sigma=1.126774 ! Fit after self-cal, rms=0.050982Jy sigma=1.126057 flux_cutoff = imstat(rms) * dynam ! Inverting map repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000342072 Jy ! Component: 100 - total flux cleaned = 0.000282994 Jy ! Component: 150 - total flux cleaned = 0.00026504 Jy ! Component: 200 - total flux cleaned = 0.000296442 Jy ! Total flux subtracted in 200 components = 0.000296442 Jy ! Clean residual min=-0.000938 max=0.000853 Jy/beam ! Clean residual mean=0.000000 rms=0.000215 Jy/beam ! Combined flux in latest and established models = 0.0348007 Jy ! Performing phase self-cal ! Adding 34 model components to the UV plane model. ! The established model now contains 86 components and 0.0348007 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=0.050963Jy sigma=1.125775 ! Fit after self-cal, rms=0.050964Jy sigma=1.125536 ! 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=0.050964Jy sigma=1.125536 ! Fit after self-cal, rms=0.051859Jy sigma=1.125198 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.183 mas, bmaj=2.49 mas, bpa=30.64 degrees ! Estimated noise=0.283707 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000733234 Jy ! Component: 100 - total flux cleaned = 0.00109288 Jy ! Component: 150 - total flux cleaned = 0.00120322 Jy ! Component: 200 - total flux cleaned = 0.00126895 Jy ! Total flux subtracted in 200 components = 0.00126895 Jy ! Clean residual min=-0.000880 max=0.000882 Jy/beam ! Clean residual mean=0.000000 rms=0.000227 Jy/beam ! Combined flux in latest and established models = 0.0360697 Jy selfcal ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 100 components and 0.0360697 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=0.051845Jy sigma=1.125000 ! Fit after self-cal, rms=0.051942Jy sigma=1.124667 flux_cutoff = imstat(rms) * dynam ! Inverting map repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000477154 Jy ! Component: 100 - total flux cleaned = 0.000583693 Jy ! Component: 150 - total flux cleaned = 0.00060952 Jy ! Component: 200 - total flux cleaned = 0.000655082 Jy ! Total flux subtracted in 200 components = 0.000655082 Jy ! Clean residual min=-0.000900 max=0.000868 Jy/beam ! Clean residual mean=0.000000 rms=0.000230 Jy/beam ! Combined flux in latest and established models = 0.0367247 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 111 components and 0.0367247 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=0.051933Jy sigma=1.124581 ! Fit after self-cal, rms=0.051937Jy sigma=1.124531 ! 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=1.089 mas, bmaj=2.01 mas, bpa=16.51 degrees ! Estimated noise=0.234355 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.089 x 2.01 at 16.51 degrees (North through East) ! Clean map min=-0.001696 max=0.029801 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=0.8546 mas, bmaj=1.839 mas, bpa=19.02 degrees ! Estimated noise=0.42234 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0233795 Jy ! Component: 100 - total flux cleaned = 0.0292657 Jy ! Component: 150 - total flux cleaned = 0.0325649 Jy ! Component: 200 - total flux cleaned = 0.0340804 Jy ! Total flux subtracted in 200 components = 0.0340804 Jy ! Clean residual min=-0.002156 max=0.002027 Jy/beam ! Clean residual mean=0.000001 rms=0.000464 Jy/beam ! Combined flux in latest and established models = 0.0340803 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 0.0340803 Jy ! Inverting map and beam ! Estimated beam: bmin=1.089 mas, bmaj=2.01 mas, bpa=16.51 degrees ! Estimated noise=0.234355 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 = -8.89897e-05 Jy ! Component: 100 - total flux cleaned = -8.45978e-05 Jy ! Component: 150 - total flux cleaned = 0.000285102 Jy ! Component: 200 - total flux cleaned = 0.000510463 Jy ! Total flux subtracted in 200 components = 0.000510463 Jy ! Clean residual min=-0.001312 max=0.000993 Jy/beam ! Clean residual mean=0.000001 rms=0.000271 Jy/beam ! Combined flux in latest and established models = 0.0345908 Jy ! Adding 21 model components to the UV plane model. ! The established model now contains 32 components and 0.0345908 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=2.183 mas, bmaj=2.49 mas, bpa=30.64 degrees ! Estimated noise=0.283707 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00106992 Jy ! Component: 100 - total flux cleaned = 0.0017239 Jy ! Component: 150 - total flux cleaned = 0.00183634 Jy ! Component: 200 - total flux cleaned = 0.00188292 Jy ! Total flux subtracted in 200 components = 0.00188292 Jy ! Clean residual min=-0.001178 max=0.000920 Jy/beam ! Clean residual mean=0.000000 rms=0.000260 Jy/beam ! Combined flux in latest and established models = 0.0364737 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 = 6.45171e-05 Jy ! Component: 100 - total flux cleaned = 0.000102872 Jy ! Component: 150 - total flux cleaned = 0.000137827 Jy ! Component: 200 - total flux cleaned = 0.000185576 Jy ! Total flux subtracted in 200 components = 0.000185576 Jy ! Clean residual min=-0.001072 max=0.000879 Jy/beam ! Clean residual mean=0.000000 rms=0.000246 Jy/beam ! Combined flux in latest and established models = 0.0366593 Jy ! Adding 43 model components to the UV plane model. ! The established model now contains 64 components and 0.0366593 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=1.089 mas, bmaj=2.01 mas, bpa=16.51 degrees ! Estimated noise=0.234355 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000130666 Jy ! Component: 100 - total flux cleaned = 0.000211967 Jy ! Component: 150 - total flux cleaned = 0.000260451 Jy ! Component: 200 - total flux cleaned = 0.000304309 Jy ! Total flux subtracted in 200 components = 0.000304309 Jy ! Clean residual min=-0.001019 max=0.000858 Jy/beam ! Clean residual mean=0.000000 rms=0.000225 Jy/beam ! Combined flux in latest and established models = 0.0369636 Jy selfcal ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 78 components and 0.0369636 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=0.051951Jy sigma=1.125194 ! Fit after self-cal, rms=0.051898Jy sigma=1.124855 wmodel J0328+2552_X_map.mod ! Writing 78 model components to file: J0328+2552_X_map.mod wobs J0328+2552_X_uvs.fits ! Writing UV FITS file: J0328+2552_X_uvs.fits wwins J0328+2552_X_map.win ! wwins: Wrote 3 windows to J0328+2552_X_map.win x = (field_size-8) * field_cell / 4 addwin -x,x,-x,x clean (field_size*4),0.01 ! Inverting map ! clean: niter=4096 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = -0.000391884 Jy ! Component: 100 - total flux cleaned = -0.000639774 Jy ! Component: 150 - total flux cleaned = -0.000891178 Jy ! Component: 200 - total flux cleaned = -0.00111896 Jy ! Component: 250 - total flux cleaned = -0.00122913 Jy ! Component: 300 - total flux cleaned = -0.00130945 Jy ! Component: 350 - total flux cleaned = -0.00140032 Jy ! Component: 400 - total flux cleaned = -0.00141256 Jy ! Component: 450 - total flux cleaned = -0.00141249 Jy ! Component: 500 - total flux cleaned = -0.00142458 Jy ! Component: 550 - total flux cleaned = -0.00142461 Jy ! Component: 600 - total flux cleaned = -0.00142449 Jy ! Component: 650 - total flux cleaned = -0.00143615 Jy ! Component: 700 - total flux cleaned = -0.00143643 Jy ! Component: 750 - total flux cleaned = -0.00141437 Jy ! Component: 800 - total flux cleaned = -0.00143612 Jy ! Component: 850 - total flux cleaned = -0.00142515 Jy ! Component: 900 - total flux cleaned = -0.00139335 Jy ! Component: 950 - total flux cleaned = -0.00139334 Jy ! Component: 1000 - total flux cleaned = -0.00139317 Jy ! Component: 1050 - total flux cleaned = -0.00139309 Jy ! Component: 1100 - total flux cleaned = -0.00139303 Jy ! Component: 1150 - total flux cleaned = -0.00139306 Jy ! Component: 1200 - total flux cleaned = -0.00138326 Jy ! Component: 1250 - total flux cleaned = -0.00140249 Jy ! Component: 1300 - total flux cleaned = -0.00138349 Jy ! Component: 1350 - total flux cleaned = -0.00143091 Jy ! Component: 1400 - total flux cleaned = -0.00146821 Jy ! Component: 1450 - total flux cleaned = -0.00145888 Jy ! Component: 1500 - total flux cleaned = -0.00146811 Jy ! Component: 1550 - total flux cleaned = -0.00146822 Jy ! Component: 1600 - total flux cleaned = -0.00151294 Jy ! Component: 1650 - total flux cleaned = -0.00153078 Jy ! Component: 1700 - total flux cleaned = -0.00154846 Jy ! Component: 1750 - total flux cleaned = -0.00157448 Jy ! Component: 1800 - total flux cleaned = -0.0016089 Jy ! Component: 1850 - total flux cleaned = -0.00164302 Jy ! Component: 1900 - total flux cleaned = -0.00161763 Jy ! Component: 1950 - total flux cleaned = -0.0016595 Jy ! Component: 2000 - total flux cleaned = -0.00169258 Jy ! Component: 2050 - total flux cleaned = -0.00169258 Jy ! Component: 2100 - total flux cleaned = -0.00170079 Jy ! Component: 2150 - total flux cleaned = -0.00173305 Jy ! Component: 2200 - total flux cleaned = -0.00170893 Jy ! Component: 2250 - total flux cleaned = -0.00170094 Jy ! Component: 2300 - total flux cleaned = -0.00171676 Jy ! Component: 2350 - total flux cleaned = -0.00170129 Jy ! Component: 2400 - total flux cleaned = -0.00172449 Jy ! Component: 2450 - total flux cleaned = -0.00168612 Jy ! Component: 2500 - total flux cleaned = -0.00170135 Jy ! Component: 2550 - total flux cleaned = -0.00167871 Jy ! Component: 2600 - total flux cleaned = -0.00167875 Jy ! Component: 2650 - total flux cleaned = -0.00167123 Jy ! Component: 2700 - total flux cleaned = -0.00166392 Jy ! Component: 2750 - total flux cleaned = -0.001664 Jy ! Component: 2800 - total flux cleaned = -0.001664 Jy ! Component: 2850 - total flux cleaned = -0.00164959 Jy ! Component: 2900 - total flux cleaned = -0.00162809 Jy ! Component: 2950 - total flux cleaned = -0.00162805 Jy ! Component: 3000 - total flux cleaned = -0.00163514 Jy ! Component: 3050 - total flux cleaned = -0.00162118 Jy ! Component: 3100 - total flux cleaned = -0.00160732 Jy ! Component: 3150 - total flux cleaned = -0.00162812 Jy ! Component: 3200 - total flux cleaned = -0.00157323 Jy ! Component: 3250 - total flux cleaned = -0.00157334 Jy ! Component: 3300 - total flux cleaned = -0.00158007 Jy ! Component: 3350 - total flux cleaned = -0.00153971 Jy ! Component: 3400 - total flux cleaned = -0.00155975 Jy ! Component: 3450 - total flux cleaned = -0.00151984 Jy ! Component: 3500 - total flux cleaned = -0.00153969 Jy ! Component: 3550 - total flux cleaned = -0.00155279 Jy ! Component: 3600 - total flux cleaned = -0.0015332 Jy ! Component: 3650 - total flux cleaned = -0.00154612 Jy ! Component: 3700 - total flux cleaned = -0.00152033 Jy ! Component: 3750 - total flux cleaned = -0.00151395 Jy ! Component: 3800 - total flux cleaned = -0.00151401 Jy ! Component: 3850 - total flux cleaned = -0.00152032 Jy ! Component: 3900 - total flux cleaned = -0.00153285 Jy ! Component: 3950 - total flux cleaned = -0.00152649 Jy ! Component: 4000 - total flux cleaned = -0.00149543 Jy ! Component: 4050 - total flux cleaned = -0.00150161 Jy ! Total flux subtracted in 4096 components = -0.00150161 Jy ! Clean residual min=-0.000368 max=0.000352 Jy/beam ! Clean residual mean=0.000000 rms=0.000106 Jy/beam ! Combined flux in latest and established models = 0.035462 Jy keep ! Adding 293 model components to the UV plane model. ! The established model now contains 371 components and 0.035462 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J0328+2552_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.089 x 2.01 at 16.51 degrees (North through East) ! Clean map min=-0.0014248 max=0.029512 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J0328+2552_X_map.fits wmodel /vlbi/uf001/uva//J0328+2552_X_map.mod ! Writing 371 model components to file: /vlbi/uf001/uva//J0328+2552_X_map.mod wobs /vlbi/uf001/uva//J0328+2552_X_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J0328+2552_X_uvs.fits wwins /vlbi/uf001/uva//J0328+2552_X_map.win ! wwins: Wrote 4 windows to /vlbi/uf001/uva//J0328+2552_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0295125 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000105536 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -1.0728 1.0728 2.1456 4.29119 8.58238 17.1648 34.3295 68.6591 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0003 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.029 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 279.642 quit ! Quitting program ! Log file /vlbi/uf001/uva//J0328+2552_X_dfm.log closed on Sun Jan 13 21:49:03 2019