! Started logfile: /vlbi/bp222/maps//J0048+3157_X_dfm.log on Thu Sep 27 10:35:00 2018 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//J0048+3157_X_uva.fits ! Reading UV FITS file: /vlbi/bp222/maps//J0048+3157_X_uva.fits ! AN table 1: 23 integrations on 28 of 28 possible baselines. ! Apparent sampling: 0.847826 visibilities/baseline/integration-bin. ! Found source: J0048+3157 ! ! 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 6552 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 J0048+3157_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 16 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 16 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 16 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 16 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 16 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 16 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 16 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 16 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 16 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 16 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 16 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 16 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.037612Jy sigma=13.685408 ! Fit after self-cal, rms=0.723929Jy sigma=9.091503 ! 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=0.6994 mas, bmaj=2.853 mas, bpa=-6.42 degrees ! Estimated noise=1.57878 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 = 0.242295 Jy ! Component: 100 - total flux cleaned = 0.295155 Jy ! Total flux subtracted in 100 components = 0.295155 Jy ! Clean residual min=-0.021740 max=0.032662 Jy/beam ! Clean residual mean=-0.000004 rms=0.005741 Jy/beam ! Combined flux in latest and established models = 0.295155 Jy ! Performing phase self-cal ! Adding 3 model components to the UV plane model. ! The established model now contains 3 components and 0.295155 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=0.106608Jy sigma=1.154400 ! Fit after self-cal, rms=0.106596Jy sigma=1.154346 ! 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=0.9344 mas, bmaj=2.636 mas, bpa=-5.151 degrees ! Estimated noise=0.712055 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 = 0.00041504 Jy ! Component: 100 - total flux cleaned = -0.000436674 Jy ! Component: 150 - total flux cleaned = -0.00113517 Jy ! Component: 200 - total flux cleaned = -0.00152246 Jy ! Total flux subtracted in 200 components = -0.00152246 Jy ! Clean residual min=-0.020807 max=0.028779 Jy/beam ! Clean residual mean=-0.000002 rms=0.006001 Jy/beam ! Combined flux in latest and established models = 0.293633 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 13 components and 0.293633 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=0.105901Jy sigma=1.125619 ! Fit after self-cal, rms=0.105891Jy sigma=1.125285 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9344 x 2.636 at -5.151 degrees (North through East) ! Clean map min=-0.019388 max=0.30016 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 0.92 HN 0.92 LA 1.31 ! MK 0.92 NL 1.29 OV 0.89 PT 0.91 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 0.94 HN 0.90 LA 1.27 ! MK 0.94 NL 1.33 OV 0.90 PT 0.91 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 0.93 HN 0.95 LA 1.32 ! MK 0.94 NL 1.26 OV 0.88 PT 0.92 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 0.97 HN 0.93 LA 1.26 ! MK 0.95 NL 1.28 OV 0.90 PT 0.92 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 0.94 HN 0.91 LA 1.35 ! MK 0.95 NL 1.31 OV 0.88 PT 0.92 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 0.96 HN 0.91 LA 1.34 ! MK 0.95 NL 1.32 OV 0.88 PT 0.91 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 0.95 HN 0.92 LA 1.28 ! MK 0.95 NL 1.40 OV 0.88 PT 0.92 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 0.96 HN 0.92 LA 1.29 ! MK 0.93 NL 1.38 OV 0.89 PT 0.90 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 0.94 HN 0.94 LA 1.30 ! MK 0.95 NL 1.40 OV 0.87 PT 0.93 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 FD 0.95 HN 0.90 LA 1.40 ! MK 0.93 NL 1.42 OV 0.86 PT 0.90 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 0.95 HN 0.88 LA 1.41 ! MK 0.96 NL 1.49 OV 0.89 PT 0.88 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 0.94 HN 0.94 LA 1.38 ! MK 0.93 NL 1.46 OV 0.89 PT 0.91 ! ! ! Fit before self-cal, rms=0.105891Jy sigma=1.125285 ! Fit after self-cal, rms=0.114971Jy sigma=0.887128 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.9233 mas, bmaj=2.633 mas, bpa=-5.107 degrees ! Estimated noise=0.705582 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 (-6.4, 13). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00777248 Jy ! Component: 100 - total flux cleaned = 0.0117265 Jy ! Component: 150 - total flux cleaned = 0.0146242 Jy ! Component: 200 - total flux cleaned = 0.0168766 Jy ! Total flux subtracted in 200 components = 0.0168766 Jy ! Clean residual min=-0.003872 max=0.003708 Jy/beam ! Clean residual mean=0.000001 rms=0.000878 Jy/beam ! Combined flux in latest and established models = 0.310509 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 35 components and 0.310509 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=0.114435Jy sigma=0.874304 ! Fit after self-cal, rms=0.115152Jy sigma=0.873181 ! 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=0.115152Jy sigma=0.873181 ! Fit after self-cal, rms=0.115375Jy sigma=0.872868 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9244 mas, bmaj=2.63 mas, bpa=-5.1 degrees ! Estimated noise=0.703813 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00191243 Jy ! Component: 100 - total flux cleaned = 0.00279503 Jy ! Component: 150 - total flux cleaned = 0.00366211 Jy ! Component: 200 - total flux cleaned = 0.00447353 Jy ! Total flux subtracted in 200 components = 0.00447353 Jy ! Clean residual min=-0.003231 max=0.003023 Jy/beam ! Clean residual mean=0.000000 rms=0.000748 Jy/beam ! Combined flux in latest and established models = 0.314983 Jy selfcal ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 56 components and 0.314983 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=0.115274Jy sigma=0.871498 ! Fit after self-cal, rms=0.115278Jy sigma=0.871441 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 = 0.000612087 Jy ! Component: 100 - total flux cleaned = 0.00145003 Jy ! Component: 150 - total flux cleaned = 0.00216639 Jy ! Component: 200 - total flux cleaned = 0.00278525 Jy ! Total flux subtracted in 200 components = 0.00278525 Jy ! Clean residual min=-0.002921 max=0.002602 Jy/beam ! Clean residual mean=0.000000 rms=0.000707 Jy/beam ! Combined flux in latest and established models = 0.317768 Jy ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 71 components and 0.317768 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=0.115226Jy sigma=0.871022 ! Fit after self-cal, rms=0.115228Jy sigma=0.870987 ! 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=0.115228Jy sigma=0.870987 ! Fit after self-cal, rms=0.115360Jy sigma=0.870918 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9248 mas, bmaj=2.629 mas, bpa=-5.098 degrees ! Estimated noise=0.702827 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000438896 Jy ! Component: 100 - total flux cleaned = 0.00108441 Jy ! Component: 150 - total flux cleaned = 0.00156405 Jy ! Component: 200 - total flux cleaned = 0.00182573 Jy ! Total flux subtracted in 200 components = 0.00182573 Jy ! Clean residual min=-0.002653 max=0.002544 Jy/beam ! Clean residual mean=-0.000000 rms=0.000678 Jy/beam ! Combined flux in latest and established models = 0.319594 Jy selfcal ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 79 components and 0.319594 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=0.115326Jy sigma=0.870704 ! Fit after self-cal, rms=0.115335Jy sigma=0.870679 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 = 0.000229919 Jy ! Component: 100 - total flux cleaned = 0.000656255 Jy ! Component: 150 - total flux cleaned = 0.000906314 Jy ! Component: 200 - total flux cleaned = 0.00112045 Jy ! Total flux subtracted in 200 components = 0.00112045 Jy ! Clean residual min=-0.002540 max=0.002535 Jy/beam ! Clean residual mean=-0.000000 rms=0.000664 Jy/beam ! Combined flux in latest and established models = 0.320714 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 85 components and 0.320714 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=0.115314Jy sigma=0.870564 ! Fit after self-cal, rms=0.115317Jy sigma=0.870550 ! 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=0.115317Jy sigma=0.870550 ! Fit after self-cal, rms=0.115157Jy sigma=0.870502 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.05 mas, bmaj=2.684 mas, bpa=13.21 degrees ! Estimated noise=0.921027 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000654693 Jy ! Component: 100 - total flux cleaned = 0.00106477 Jy ! Component: 150 - total flux cleaned = 0.00145382 Jy ! Component: 200 - total flux cleaned = 0.00175991 Jy ! Total flux subtracted in 200 components = 0.00175991 Jy ! Clean residual min=-0.003402 max=0.003080 Jy/beam ! Clean residual mean=-0.000001 rms=0.000932 Jy/beam ! Combined flux in latest and established models = 0.322474 Jy selfcal ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 95 components and 0.322474 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=0.115129Jy sigma=0.870603 ! Fit after self-cal, rms=0.115133Jy sigma=0.870535 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 = 0.000145374 Jy ! Component: 100 - total flux cleaned = 0.000460635 Jy ! Component: 150 - total flux cleaned = 0.000692102 Jy ! Component: 200 - total flux cleaned = 0.00082499 Jy ! Total flux subtracted in 200 components = 0.00082499 Jy ! Clean residual min=-0.003318 max=0.003092 Jy/beam ! Clean residual mean=-0.000001 rms=0.000909 Jy/beam ! Combined flux in latest and established models = 0.323299 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 101 components and 0.323299 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=0.115118Jy sigma=0.870666 ! Fit after self-cal, rms=0.115122Jy sigma=0.870627 ! 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=0.9249 mas, bmaj=2.629 mas, bpa=-5.099 degrees ! Estimated noise=0.702081 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9249 x 2.629 at -5.099 degrees (North through East) ! Clean map min=-0.0039049 max=0.29978 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=0.6876 mas, bmaj=2.864 mas, bpa=-6.473 degrees ! Estimated noise=1.52164 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.233469 Jy ! Component: 100 - total flux cleaned = 0.284562 Jy ! Component: 150 - total flux cleaned = 0.299639 Jy ! Component: 200 - total flux cleaned = 0.306739 Jy ! Total flux subtracted in 200 components = 0.306739 Jy ! Clean residual min=-0.006380 max=0.006439 Jy/beam ! Clean residual mean=0.000000 rms=0.001595 Jy/beam ! Combined flux in latest and established models = 0.306739 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 8 model components to the UV plane model. ! The established model now contains 8 components and 0.306739 Jy ! Inverting map and beam ! Estimated beam: bmin=0.9249 mas, bmaj=2.629 mas, bpa=-5.099 degrees ! Estimated noise=0.702081 mJy/beam. repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam keep new_peak = peak(flux) until(new_peak<=flux_cutoff) ! Added new window around map position (-4.6, 14.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0071921 Jy ! Component: 100 - total flux cleaned = 0.00989765 Jy ! Component: 150 - total flux cleaned = 0.010894 Jy ! Component: 200 - total flux cleaned = 0.0119546 Jy ! Total flux subtracted in 200 components = 0.0119546 Jy ! Clean residual min=-0.004121 max=0.003609 Jy/beam ! Clean residual mean=-0.000000 rms=0.000860 Jy/beam ! Combined flux in latest and established models = 0.318693 Jy ! Adding 24 model components to the UV plane model. ! The established model now contains 31 components and 0.318693 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=2.05 mas, bmaj=2.684 mas, bpa=13.21 degrees ! Estimated noise=0.921027 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00292702 Jy ! Component: 100 - total flux cleaned = 0.00456964 Jy ! Component: 150 - total flux cleaned = 0.00543072 Jy ! Component: 200 - total flux cleaned = 0.00632224 Jy ! Total flux subtracted in 200 components = 0.00632224 Jy ! Clean residual min=-0.003384 max=0.002965 Jy/beam ! Clean residual mean=-0.000000 rms=0.000936 Jy/beam ! Combined flux in latest and established models = 0.325015 Jy flux_cutoff = imstat(rms) * dynam repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam keep new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000647399 Jy ! Component: 100 - total flux cleaned = 0.00103322 Jy ! Component: 150 - total flux cleaned = 0.00128424 Jy ! Component: 200 - total flux cleaned = 0.00145283 Jy ! Total flux subtracted in 200 components = 0.00145283 Jy ! Clean residual min=-0.003292 max=0.002966 Jy/beam ! Clean residual mean=-0.000000 rms=0.000915 Jy/beam ! Combined flux in latest and established models = 0.326468 Jy ! Adding 32 model components to the UV plane model. ! The established model now contains 60 components and 0.326468 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.9249 mas, bmaj=2.629 mas, bpa=-5.099 degrees ! Estimated noise=0.702081 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -2.92873e-05 Jy ! Component: 100 - total flux cleaned = -0.000573881 Jy ! Component: 150 - total flux cleaned = -0.000906958 Jy ! Component: 200 - total flux cleaned = -0.00103372 Jy ! Total flux subtracted in 200 components = -0.00103372 Jy ! Clean residual min=-0.003015 max=0.002737 Jy/beam ! Clean residual mean=-0.000000 rms=0.000679 Jy/beam ! Combined flux in latest and established models = 0.325434 Jy selfcal ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 72 components and 0.325434 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=0.115144Jy sigma=0.871513 ! Fit after self-cal, rms=0.115142Jy sigma=0.871379 wmodel J0048+3157_X_map.mod ! Writing 72 model components to file: J0048+3157_X_map.mod wobs J0048+3157_X_uvs.fits ! Writing UV FITS file: J0048+3157_X_uvs.fits wwins J0048+3157_X_map.win ! wwins: Wrote 3 windows to J0048+3157_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 = -0.000526978 Jy ! Component: 100 - total flux cleaned = -0.000874622 Jy ! Component: 150 - total flux cleaned = -0.000993064 Jy ! Component: 200 - total flux cleaned = -0.0011392 Jy ! Component: 250 - total flux cleaned = -0.00124199 Jy ! Component: 300 - total flux cleaned = -0.00127558 Jy ! Component: 350 - total flux cleaned = -0.0013719 Jy ! Component: 400 - total flux cleaned = -0.00140286 Jy ! Component: 450 - total flux cleaned = -0.00140282 Jy ! Component: 500 - total flux cleaned = -0.001289 Jy ! Component: 550 - total flux cleaned = -0.0012615 Jy ! Component: 600 - total flux cleaned = -0.00120857 Jy ! Component: 650 - total flux cleaned = -0.00123533 Jy ! Component: 700 - total flux cleaned = -0.00131167 Jy ! Component: 750 - total flux cleaned = -0.00136119 Jy ! Component: 800 - total flux cleaned = -0.00133693 Jy ! Component: 850 - total flux cleaned = -0.00143108 Jy ! Component: 900 - total flux cleaned = -0.00147715 Jy ! Component: 950 - total flux cleaned = -0.00158925 Jy ! Component: 1000 - total flux cleaned = -0.00165537 Jy ! Component: 1050 - total flux cleaned = -0.00172011 Jy ! Component: 1100 - total flux cleaned = -0.00178407 Jy ! Component: 1150 - total flux cleaned = -0.00188807 Jy ! Component: 1200 - total flux cleaned = -0.00190816 Jy ! Component: 1250 - total flux cleaned = -0.00192841 Jy ! Component: 1300 - total flux cleaned = -0.00190904 Jy ! Component: 1350 - total flux cleaned = -0.00194829 Jy ! Component: 1400 - total flux cleaned = -0.0020057 Jy ! Component: 1450 - total flux cleaned = -0.00204348 Jy ! Component: 1500 - total flux cleaned = -0.00211818 Jy ! Component: 1550 - total flux cleaned = -0.0021734 Jy ! Component: 1600 - total flux cleaned = -0.00219157 Jy ! Component: 1650 - total flux cleaned = -0.00220942 Jy ! Component: 1700 - total flux cleaned = -0.00222716 Jy ! Component: 1750 - total flux cleaned = -0.00222727 Jy ! Component: 1800 - total flux cleaned = -0.00222735 Jy ! Component: 1850 - total flux cleaned = -0.00215844 Jy ! Component: 1900 - total flux cleaned = -0.00207323 Jy ! Component: 1950 - total flux cleaned = -0.00203949 Jy ! Component: 2000 - total flux cleaned = -0.00202258 Jy ! Component: 2050 - total flux cleaned = -0.00195605 Jy ! Component: 2100 - total flux cleaned = -0.00193968 Jy ! Component: 2150 - total flux cleaned = -0.00187435 Jy ! Component: 2200 - total flux cleaned = -0.00182575 Jy ! Component: 2250 - total flux cleaned = -0.00179368 Jy ! Component: 2300 - total flux cleaned = -0.00177778 Jy ! Component: 2350 - total flux cleaned = -0.00174624 Jy ! Component: 2400 - total flux cleaned = -0.00169908 Jy ! Component: 2450 - total flux cleaned = -0.00173025 Jy ! Component: 2500 - total flux cleaned = -0.00163699 Jy ! Component: 2550 - total flux cleaned = -0.00160625 Jy ! Component: 2600 - total flux cleaned = -0.00159091 Jy ! Component: 2650 - total flux cleaned = -0.00154508 Jy ! Component: 2700 - total flux cleaned = -0.00151466 Jy ! Component: 2750 - total flux cleaned = -0.00149956 Jy ! Component: 2800 - total flux cleaned = -0.00146947 Jy ! Component: 2850 - total flux cleaned = -0.00146958 Jy ! Component: 2900 - total flux cleaned = -0.00148449 Jy ! Component: 2950 - total flux cleaned = -0.00146958 Jy ! Component: 3000 - total flux cleaned = -0.00146958 Jy ! Component: 3050 - total flux cleaned = -0.00141048 Jy ! Component: 3100 - total flux cleaned = -0.00136627 Jy ! Component: 3150 - total flux cleaned = -0.00138102 Jy ! Component: 3200 - total flux cleaned = -0.00136633 Jy ! Component: 3250 - total flux cleaned = -0.00135164 Jy ! Component: 3300 - total flux cleaned = -0.00133697 Jy ! Component: 3350 - total flux cleaned = -0.00130768 Jy ! Component: 3400 - total flux cleaned = -0.00130773 Jy ! Component: 3450 - total flux cleaned = -0.0012493 Jy ! Component: 3500 - total flux cleaned = -0.0012785 Jy ! Component: 3550 - total flux cleaned = -0.00123452 Jy ! Component: 3600 - total flux cleaned = -0.00119064 Jy ! Component: 3650 - total flux cleaned = -0.00116136 Jy ! Component: 3700 - total flux cleaned = -0.00113203 Jy ! Component: 3750 - total flux cleaned = -0.00108808 Jy ! Component: 3800 - total flux cleaned = -0.00104403 Jy ! Component: 3850 - total flux cleaned = -0.00102937 Jy ! Component: 3900 - total flux cleaned = -0.00101463 Jy ! Component: 3950 - total flux cleaned = -0.000970403 Jy ! Component: 4000 - total flux cleaned = -0.000940873 Jy ! Component: 4050 - total flux cleaned = -0.000896287 Jy ! Total flux subtracted in 4096 components = -0.0008665 Jy ! Clean residual min=-0.000921 max=0.000840 Jy/beam ! Clean residual mean=0.000001 rms=0.000244 Jy/beam ! Combined flux in latest and established models = 0.324568 Jy keep ! Adding 284 model components to the UV plane model. ! The established model now contains 356 components and 0.324568 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/bp222/maps//J0048+3157_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9249 x 2.629 at -5.099 degrees (North through East) ! Clean map min=-0.0034118 max=0.29745 Jy/beam ! Writing clean map to FITS file: /vlbi/bp222/maps//J0048+3157_X_map.fits wmodel /vlbi/bp222/maps//J0048+3157_X_map.mod ! Writing 356 model components to file: /vlbi/bp222/maps//J0048+3157_X_map.mod wobs /vlbi/bp222/maps//J0048+3157_X_uvs.fits ! Writing UV FITS file: /vlbi/bp222/maps//J0048+3157_X_uvs.fits wwins /vlbi/bp222/maps//J0048+3157_X_map.win ! wwins: Wrote 4 windows to /vlbi/bp222/maps//J0048+3157_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.297449 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000240686 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.242751 0.242751 0.485501 0.971002 1.942 3.88401 7.76802 15.536 31.0721 62.1441 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0007 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.297 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 1235.84 quit ! Quitting program ! Log file /vlbi/bp222/maps//J0048+3157_X_dfm.log closed on Thu Sep 27 10:35:03 2018