! Started logfile: /vlbi/bp222/maps//J2238+0724_X_dfm.log on Mon Jan 14 17:25:30 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/bp222/maps//J2238+0724_X_uva.fits ! Reading UV FITS file: /vlbi/bp222/maps//J2238+0724_X_uva.fits ! AN table 1: 23 integrations on 28 of 28 possible baselines. ! Apparent sampling: 0.978261 visibilities/baseline/integration-bin. ! Found source: J2238+0724 ! ! 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 7560 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 J2238+0724_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 2 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 2 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 2 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 2 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 2 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 2 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 2 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 2 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 2 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 2 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 2 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 2 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.006908Jy sigma=12.445089 ! Fit after self-cal, rms=0.883886Jy sigma=10.963962 ! 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=0.6414 mas, bmaj=3.032 mas, bpa=-20.6 degrees ! Estimated noise=1.04304 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 = 0.0830247 Jy ! Component: 100 - total flux cleaned = 0.113196 Jy ! Total flux subtracted in 100 components = 0.113196 Jy ! Clean residual min=-0.012070 max=0.016895 Jy/beam ! Clean residual mean=-0.000002 rms=0.003206 Jy/beam ! Combined flux in latest and established models = 0.113196 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 7 components and 0.113196 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=0.084759Jy sigma=0.942932 ! Fit after self-cal, rms=0.084398Jy sigma=0.940765 ! 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=0.8245 mas, bmaj=2.913 mas, bpa=-19.38 degrees ! Estimated noise=0.68917 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 = 0.027415 Jy ! Component: 100 - total flux cleaned = 0.0426998 Jy ! Component: 150 - total flux cleaned = 0.0515535 Jy ! Component: 200 - total flux cleaned = 0.0564108 Jy ! Total flux subtracted in 200 components = 0.0564108 Jy ! Clean residual min=-0.005298 max=0.005616 Jy/beam ! Clean residual mean=-0.000002 rms=0.001265 Jy/beam ! Combined flux in latest and established models = 0.169607 Jy ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 27 components and 0.169607 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=0.075047Jy sigma=0.815038 ! Fit after self-cal, rms=0.074592Jy sigma=0.812471 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8245 x 2.913 at -19.38 degrees (North through East) ! Clean map min=-0.0045531 max=0.1024 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 0.95 HN 0.96 LA 1.03 ! MK 1.09 NL 1.04 OV 0.99 PT 0.95 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 0.96 HN 0.96 LA 1.08 ! MK 0.98 NL 1.07 OV 0.98 PT 0.92 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 0.97 HN 1.05 LA 1.02 ! MK 1.00 NL 1.05 OV 0.99 PT 0.87 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.94 FD 0.98 HN 0.95 LA 1.02 ! MK 1.08 NL 1.10 OV 0.97 PT 0.95 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 0.93 HN 0.96 LA 1.02 ! MK 1.05 NL 1.04 OV 1.01 PT 0.95 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 0.93 HN 0.97 LA 1.10 ! MK 0.97 NL 0.97 OV 0.99 PT 0.92 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 0.94 FD 0.90 HN 0.98 LA 0.97 ! MK 1.01 NL 1.05 OV 1.05 PT 0.94 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 0.98 HN 0.95 LA 1.07 ! MK 0.96 NL 1.06 OV 1.01 PT 0.93 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 0.92 HN 0.99 LA 1.00 ! MK 1.01 NL 1.04 OV 1.03 PT 0.99 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 0.97 HN 0.94 LA 1.04 ! MK 0.96 NL 1.19 OV 1.01 PT 0.89 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 0.97 HN 0.99 LA 1.00 ! MK 0.99 NL 1.02 OV 0.95 PT 0.89 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 0.96 HN 0.95 LA 1.03 ! MK 0.93 NL 1.07 OV 0.97 PT 0.88 ! ! ! Fit before self-cal, rms=0.074592Jy sigma=0.812471 ! Fit after self-cal, rms=0.073864Jy sigma=0.803635 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.8287 mas, bmaj=2.9 mas, bpa=-19.27 degrees ! Estimated noise=0.671867 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 = 0.000986342 Jy ! Component: 100 - total flux cleaned = 0.00147744 Jy ! Component: 150 - total flux cleaned = 0.00181973 Jy ! Component: 200 - total flux cleaned = 0.00193816 Jy ! Total flux subtracted in 200 components = 0.00193816 Jy ! Clean residual min=-0.003821 max=0.003599 Jy/beam ! Clean residual mean=0.000001 rms=0.000861 Jy/beam ! Combined flux in latest and established models = 0.171545 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 41 components and 0.171545 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=0.073720Jy sigma=0.801587 ! Fit after self-cal, rms=0.073752Jy sigma=0.801347 ! 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=0.073752Jy sigma=0.801347 ! Fit after self-cal, rms=0.073935Jy sigma=0.801271 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8271 mas, bmaj=2.898 mas, bpa=-19.29 degrees ! Estimated noise=0.672834 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00138978 Jy ! Component: 100 - total flux cleaned = 0.00160722 Jy ! Component: 150 - total flux cleaned = 0.00170374 Jy ! Component: 200 - total flux cleaned = 0.00183026 Jy ! Total flux subtracted in 200 components = 0.00183026 Jy ! Clean residual min=-0.003670 max=0.003237 Jy/beam ! Clean residual mean=0.000001 rms=0.000805 Jy/beam ! Combined flux in latest and established models = 0.173376 Jy selfcal ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 44 components and 0.173376 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=0.073869Jy sigma=0.800387 ! Fit after self-cal, rms=0.073859Jy sigma=0.800342 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 = 0.000171636 Jy ! Component: 100 - total flux cleaned = 0.000244137 Jy ! Component: 150 - total flux cleaned = 0.000276258 Jy ! Component: 200 - total flux cleaned = 0.000307372 Jy ! Total flux subtracted in 200 components = 0.000307372 Jy ! Clean residual min=-0.003615 max=0.003212 Jy/beam ! Clean residual mean=0.000001 rms=0.000785 Jy/beam ! Combined flux in latest and established models = 0.173683 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 48 components and 0.173683 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=0.073827Jy sigma=0.799950 ! Fit after self-cal, rms=0.073819Jy sigma=0.799919 ! 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=0.073819Jy sigma=0.799919 ! Fit after self-cal, rms=0.073747Jy sigma=0.799808 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8244 mas, bmaj=2.9 mas, bpa=-19.32 degrees ! Estimated noise=0.671415 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000969268 Jy ! Component: 100 - total flux cleaned = 0.00129429 Jy ! Component: 150 - total flux cleaned = 0.00134744 Jy ! Component: 200 - total flux cleaned = 0.00137254 Jy ! Total flux subtracted in 200 components = 0.00137254 Jy ! Clean residual min=-0.003417 max=0.003262 Jy/beam ! Clean residual mean=0.000001 rms=0.000748 Jy/beam ! Combined flux in latest and established models = 0.175056 Jy selfcal ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 50 components and 0.175056 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=0.073719Jy sigma=0.799480 ! Fit after self-cal, rms=0.073721Jy sigma=0.799453 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 = -3.66382e-05 Jy ! Component: 100 - total flux cleaned = 3.97759e-05 Jy ! Component: 150 - total flux cleaned = 8.66732e-05 Jy ! Component: 200 - total flux cleaned = 8.7057e-05 Jy ! Total flux subtracted in 200 components = 8.7057e-05 Jy ! Clean residual min=-0.003321 max=0.003250 Jy/beam ! Clean residual mean=0.000001 rms=0.000739 Jy/beam ! Combined flux in latest and established models = 0.175143 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 51 components and 0.175143 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=0.073703Jy sigma=0.799286 ! Fit after self-cal, rms=0.073702Jy sigma=0.799266 ! 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=0.073702Jy sigma=0.799266 ! Fit after self-cal, rms=0.073573Jy sigma=0.799209 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.999 mas, bmaj=3.169 mas, bpa=-1.848 degrees ! Estimated noise=0.91196 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000452179 Jy ! Component: 100 - total flux cleaned = -0.000225275 Jy ! Component: 150 - total flux cleaned = -5.83949e-05 Jy ! Component: 200 - total flux cleaned = 8.36544e-05 Jy ! Total flux subtracted in 200 components = 8.36544e-05 Jy ! Clean residual min=-0.002833 max=0.002250 Jy/beam ! Clean residual mean=0.000000 rms=0.000678 Jy/beam ! Combined flux in latest and established models = 0.175226 Jy selfcal ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 54 components and 0.175226 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=0.073579Jy sigma=0.799627 ! Fit after self-cal, rms=0.073574Jy sigma=0.799557 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 = -4.89525e-05 Jy ! Component: 100 - total flux cleaned = 0.000105351 Jy ! Component: 150 - total flux cleaned = 0.000198579 Jy ! Component: 200 - total flux cleaned = 0.00026587 Jy ! Total flux subtracted in 200 components = 0.00026587 Jy ! Clean residual min=-0.002651 max=0.002274 Jy/beam ! Clean residual mean=0.000001 rms=0.000666 Jy/beam ! Combined flux in latest and established models = 0.175492 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 61 components and 0.175492 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=0.073584Jy sigma=0.799855 ! Fit after self-cal, rms=0.073583Jy sigma=0.799816 ! 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=0.8223 mas, bmaj=2.9 mas, bpa=-19.34 degrees ! Estimated noise=0.669547 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8223 x 2.9 at -19.34 degrees (North through East) ! Clean map min=-0.0038666 max=0.098641 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=0.642 mas, bmaj=3.013 mas, bpa=-20.56 degrees ! Estimated noise=1.01304 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0802524 Jy ! Component: 100 - total flux cleaned = 0.110855 Jy ! Component: 150 - total flux cleaned = 0.130282 Jy ! Component: 200 - total flux cleaned = 0.14311 Jy ! Total flux subtracted in 200 components = 0.14311 Jy ! Clean residual min=-0.007594 max=0.008371 Jy/beam ! Clean residual mean=-0.000001 rms=0.001768 Jy/beam ! Combined flux in latest and established models = 0.14311 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 13 model components to the UV plane model. ! The established model now contains 13 components and 0.14311 Jy ! Inverting map and beam ! Estimated beam: bmin=0.8223 mas, bmaj=2.9 mas, bpa=-19.34 degrees ! Estimated noise=0.669547 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 = 0.0135707 Jy ! Component: 100 - total flux cleaned = 0.021153 Jy ! Component: 150 - total flux cleaned = 0.025333 Jy ! Component: 200 - total flux cleaned = 0.0269169 Jy ! Total flux subtracted in 200 components = 0.0269169 Jy ! Clean residual min=-0.004015 max=0.003815 Jy/beam ! Clean residual mean=-0.000002 rms=0.000921 Jy/beam ! Combined flux in latest and established models = 0.170027 Jy ! Adding 34 model components to the UV plane model. ! The established model now contains 43 components and 0.170027 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=1.999 mas, bmaj=3.169 mas, bpa=-1.848 degrees ! Estimated noise=0.91196 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00252898 Jy ! Component: 100 - total flux cleaned = 0.00322458 Jy ! Component: 150 - total flux cleaned = 0.00379248 Jy ! Component: 200 - total flux cleaned = 0.00415997 Jy ! Total flux subtracted in 200 components = 0.00415997 Jy ! Clean residual min=-0.003112 max=0.002267 Jy/beam ! Clean residual mean=-0.000001 rms=0.000720 Jy/beam ! Combined flux in latest and established models = 0.174187 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 = 8.34428e-05 Jy ! Component: 100 - total flux cleaned = 0.000193033 Jy ! Component: 150 - total flux cleaned = 0.000285956 Jy ! Component: 200 - total flux cleaned = 0.000396768 Jy ! Total flux subtracted in 200 components = 0.000396768 Jy ! Clean residual min=-0.002864 max=0.002254 Jy/beam ! Clean residual mean=-0.000000 rms=0.000678 Jy/beam ! Combined flux in latest and established models = 0.174584 Jy ! Adding 29 model components to the UV plane model. ! The established model now contains 60 components and 0.174584 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.8223 mas, bmaj=2.9 mas, bpa=-19.34 degrees ! Estimated noise=0.669547 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000539329 Jy ! Component: 100 - total flux cleaned = 0.00118911 Jy ! Component: 150 - total flux cleaned = 0.00156598 Jy ! Component: 200 - total flux cleaned = 0.00173435 Jy ! Total flux subtracted in 200 components = 0.00173435 Jy ! Clean residual min=-0.003410 max=0.003463 Jy/beam ! Clean residual mean=0.000000 rms=0.000724 Jy/beam ! Combined flux in latest and established models = 0.176318 Jy selfcal ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 71 components and 0.176318 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=0.073547Jy sigma=0.799502 ! Fit after self-cal, rms=0.073546Jy sigma=0.799332 wmodel J2238+0724_X_map.mod ! Writing 71 model components to file: J2238+0724_X_map.mod wobs J2238+0724_X_uvs.fits ! Writing UV FITS file: J2238+0724_X_uvs.fits wwins J2238+0724_X_map.win ! wwins: Wrote 1 windows to J2238+0724_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 = -0.000293578 Jy ! Component: 100 - total flux cleaned = -0.000540035 Jy ! Component: 150 - total flux cleaned = -0.000675055 Jy ! Component: 200 - total flux cleaned = -0.000880576 Jy ! Component: 250 - total flux cleaned = -0.00103396 Jy ! Component: 300 - total flux cleaned = -0.00125082 Jy ! Component: 350 - total flux cleaned = -0.00135359 Jy ! Component: 400 - total flux cleaned = -0.0014521 Jy ! Component: 450 - total flux cleaned = -0.00167158 Jy ! Component: 500 - total flux cleaned = -0.00188188 Jy ! Component: 550 - total flux cleaned = -0.001968 Jy ! Component: 600 - total flux cleaned = -0.00202337 Jy ! Component: 650 - total flux cleaned = -0.00205042 Jy ! Component: 700 - total flux cleaned = -0.00202418 Jy ! Component: 750 - total flux cleaned = -0.00207524 Jy ! Component: 800 - total flux cleaned = -0.0020994 Jy ! Component: 850 - total flux cleaned = -0.00212381 Jy ! Component: 900 - total flux cleaned = -0.0022173 Jy ! Component: 950 - total flux cleaned = -0.00224021 Jy ! Component: 1000 - total flux cleaned = -0.00230703 Jy ! Component: 1050 - total flux cleaned = -0.00237267 Jy ! Component: 1100 - total flux cleaned = -0.00247895 Jy ! Component: 1150 - total flux cleaned = -0.00260292 Jy ! Component: 1200 - total flux cleaned = -0.00268401 Jy ! Component: 1250 - total flux cleaned = -0.00280352 Jy ! Component: 1300 - total flux cleaned = -0.00282293 Jy ! Component: 1350 - total flux cleaned = -0.00291854 Jy ! Component: 1400 - total flux cleaned = -0.00297472 Jy ! Component: 1450 - total flux cleaned = -0.00303005 Jy ! Component: 1500 - total flux cleaned = -0.00312063 Jy ! Component: 1550 - total flux cleaned = -0.00319165 Jy ! Component: 1600 - total flux cleaned = -0.00319152 Jy ! Component: 1650 - total flux cleaned = -0.00322574 Jy ! Component: 1700 - total flux cleaned = -0.003243 Jy ! Component: 1750 - total flux cleaned = -0.00327631 Jy ! Component: 1800 - total flux cleaned = -0.00329279 Jy ! Component: 1850 - total flux cleaned = -0.00335679 Jy ! Component: 1900 - total flux cleaned = -0.00335659 Jy ! Component: 1950 - total flux cleaned = -0.00338751 Jy ! Component: 2000 - total flux cleaned = -0.00341773 Jy ! Component: 2050 - total flux cleaned = -0.00338762 Jy ! Component: 2100 - total flux cleaned = -0.00341689 Jy ! Component: 2150 - total flux cleaned = -0.00340217 Jy ! Component: 2200 - total flux cleaned = -0.0034169 Jy ! Component: 2250 - total flux cleaned = -0.00343137 Jy ! Component: 2300 - total flux cleaned = -0.0034593 Jy ! Component: 2350 - total flux cleaned = -0.00354189 Jy ! Component: 2400 - total flux cleaned = -0.003596 Jy ! Component: 2450 - total flux cleaned = -0.00363625 Jy ! Component: 2500 - total flux cleaned = -0.00364952 Jy ! Component: 2550 - total flux cleaned = -0.00366259 Jy ! Component: 2600 - total flux cleaned = -0.00367599 Jy ! Component: 2650 - total flux cleaned = -0.00372724 Jy ! Component: 2700 - total flux cleaned = -0.00377764 Jy ! Component: 2750 - total flux cleaned = -0.00380248 Jy ! Component: 2800 - total flux cleaned = -0.0038026 Jy ! Component: 2850 - total flux cleaned = -0.00381486 Jy ! Component: 2900 - total flux cleaned = -0.00383901 Jy ! Component: 2950 - total flux cleaned = -0.00387489 Jy ! Component: 3000 - total flux cleaned = -0.00386312 Jy ! Component: 3050 - total flux cleaned = -0.00391019 Jy ! Component: 3100 - total flux cleaned = -0.00389872 Jy ! Component: 3150 - total flux cleaned = -0.00394492 Jy ! Component: 3200 - total flux cleaned = -0.00400197 Jy ! Component: 3250 - total flux cleaned = -0.00401333 Jy ! Component: 3300 - total flux cleaned = -0.00404699 Jy ! Component: 3350 - total flux cleaned = -0.00406924 Jy ! Component: 3400 - total flux cleaned = -0.00411349 Jy ! Component: 3450 - total flux cleaned = -0.00411344 Jy ! Component: 3500 - total flux cleaned = -0.00414612 Jy ! Component: 3550 - total flux cleaned = -0.00417853 Jy ! Component: 3600 - total flux cleaned = -0.00418923 Jy ! Component: 3650 - total flux cleaned = -0.00424255 Jy ! Component: 3700 - total flux cleaned = -0.00429552 Jy ! Component: 3750 - total flux cleaned = -0.00428507 Jy ! Component: 3800 - total flux cleaned = -0.00432706 Jy ! Component: 3850 - total flux cleaned = -0.00437917 Jy ! Component: 3900 - total flux cleaned = -0.00439981 Jy ! Component: 3950 - total flux cleaned = -0.00442049 Jy ! Component: 4000 - total flux cleaned = -0.00445137 Jy ! Component: 4050 - total flux cleaned = -0.0045128 Jy ! Total flux subtracted in 4096 components = -0.00453318 Jy ! Clean residual min=-0.000662 max=0.000576 Jy/beam ! Clean residual mean=0.000000 rms=0.000177 Jy/beam ! Combined flux in latest and established models = 0.171785 Jy keep ! Adding 263 model components to the UV plane model. ! The established model now contains 334 components and 0.171785 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/bp222/maps//J2238+0724_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8223 x 2.9 at -19.34 degrees (North through East) ! Clean map min=-0.0019106 max=0.098185 Jy/beam ! Writing clean map to FITS file: /vlbi/bp222/maps//J2238+0724_X_map.fits wmodel /vlbi/bp222/maps//J2238+0724_X_map.mod ! Writing 334 model components to file: /vlbi/bp222/maps//J2238+0724_X_map.mod wobs /vlbi/bp222/maps//J2238+0724_X_uvs.fits ! Writing UV FITS file: /vlbi/bp222/maps//J2238+0724_X_uvs.fits wwins /vlbi/bp222/maps//J2238+0724_X_map.win ! wwins: Wrote 2 windows to /vlbi/bp222/maps//J2238+0724_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0981853 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.00017329 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.529479 0.529479 1.05896 2.11792 4.23583 8.47167 16.9433 33.8867 67.7733 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0005 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.098 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 566.594 quit ! Quitting program ! Log file /vlbi/bp222/maps//J2238+0724_X_dfm.log closed on Mon Jan 14 17:25:35 2019