! Started logfile: /vlbi/bp222/maps//J1522+3144_X_dfm.log on Thu Sep 27 11:18:55 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//J1522+3144_X_uva.fits ! Reading UV FITS file: /vlbi/bp222/maps//J1522+3144_X_uva.fits ! AN table 1: 16 integrations on 36 of 36 possible baselines. ! Apparent sampling: 1 visibilities/baseline/integration-bin. ! Found source: J1522+3144 ! ! 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 121 lines of history. ! ! Reading 6912 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 J1522+3144_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 9 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 9 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 9 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 9 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 9 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 9 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 9 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 9 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 9 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 9 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 9 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 9 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.072585Jy sigma=18.569732 ! Fit after self-cal, rms=0.666190Jy sigma=11.440785 ! 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=0.5934 mas, bmaj=1.941 mas, bpa=-8.985 degrees ! Estimated noise=0.865156 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 = 0.251899 Jy ! Component: 100 - total flux cleaned = 0.309433 Jy ! Total flux subtracted in 100 components = 0.309433 Jy ! Clean residual min=-0.015212 max=0.021701 Jy/beam ! Clean residual mean=0.000011 rms=0.003584 Jy/beam ! Combined flux in latest and established models = 0.309434 Jy ! Performing phase self-cal ! Adding 5 model components to the UV plane model. ! The established model now contains 5 components and 0.309434 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=0.081578Jy sigma=1.405035 ! Fit after self-cal, rms=0.081578Jy sigma=1.404955 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0236554 Jy ! Component: 100 - total flux cleaned = 0.0359533 Jy ! Total flux subtracted in 100 components = 0.0359533 Jy ! Clean residual min=-0.010607 max=0.013885 Jy/beam ! Clean residual mean=0.000008 rms=0.002517 Jy/beam ! Combined flux in latest and established models = 0.345387 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 13 components and 0.345387 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=0.071075Jy sigma=1.197096 ! Fit after self-cal, rms=0.071079Jy sigma=1.196956 ! 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=0.7683 mas, bmaj=2.087 mas, bpa=-9.503 degrees ! Estimated noise=0.518013 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 = 0.0168124 Jy ! Component: 100 - total flux cleaned = 0.0276064 Jy ! Component: 150 - total flux cleaned = 0.0350563 Jy ! Component: 200 - total flux cleaned = 0.0403363 Jy ! Total flux subtracted in 200 components = 0.0403363 Jy ! Clean residual min=-0.011896 max=0.018774 Jy/beam ! Clean residual mean=0.000017 rms=0.003269 Jy/beam ! Combined flux in latest and established models = 0.385723 Jy ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 37 components and 0.385723 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=0.066941Jy sigma=1.104300 ! Fit after self-cal, rms=0.066949Jy sigma=1.104116 ! Inverting map ! Added new window around map position (-17.8, 17.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0178189 Jy ! Component: 100 - total flux cleaned = 0.026732 Jy ! Component: 150 - total flux cleaned = 0.0322343 Jy ! Component: 200 - total flux cleaned = 0.0345943 Jy ! Total flux subtracted in 200 components = 0.0345943 Jy ! Clean residual min=-0.009238 max=0.007679 Jy/beam ! Clean residual mean=0.000010 rms=0.001902 Jy/beam ! Combined flux in latest and established models = 0.420318 Jy ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 67 components and 0.420318 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=0.062667Jy sigma=1.010319 ! Fit after self-cal, rms=0.062475Jy sigma=1.006742 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7683 x 2.087 at -9.503 degrees (North through East) ! Clean map min=-0.0084325 max=0.33336 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 0.99 HN 1.00 KP 1.03 ! LA 0.96 MK 1.00 NL 1.06 PT 0.93 ! SC 0.99 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 0.97 HN 0.97 KP 1.03 ! LA 0.99 MK 1.01 NL 1.07 PT 0.95 ! SC 0.98 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 1.00 HN 0.98 KP 1.03 ! LA 0.98 MK 1.01 NL 1.05 PT 0.94 ! SC 0.99 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 1.01 HN 0.98 KP 1.03 ! LA 0.97 MK 1.00 NL 1.07 PT 0.96 ! SC 0.98 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 1.00 HN 0.98 KP 1.03 ! LA 0.98 MK 1.00 NL 1.07 PT 0.92 ! SC 1.00 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 1.00 HN 0.99 KP 1.04 ! LA 0.99 MK 1.00 NL 1.07 PT 0.95 ! SC 0.98 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 0.98 HN 0.98 KP 1.03 ! LA 0.99 MK 1.04 NL 1.05 PT 0.94 ! SC 1.00 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 0.99 HN 1.02 KP 1.05 ! LA 0.98 MK 0.97 NL 1.04 PT 0.94 ! SC 1.01 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 0.99 HN 0.99 KP 1.07 ! LA 0.97 MK 1.01 NL 1.06 PT 0.94 ! SC 0.99 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 0.99 HN 0.96 KP 1.05 ! LA 0.98 MK 1.03 NL 1.08 PT 0.95 ! SC 1.03 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 0.98 HN 1.02 KP 1.04 ! LA 0.97 MK 1.00 NL 1.09 PT 0.95 ! SC 1.02 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 1.01 HN 0.99 KP 1.04 ! LA 0.96 MK 1.08 NL 1.05 PT 0.95 ! SC 1.00 ! ! ! Fit before self-cal, rms=0.062475Jy sigma=1.006742 ! Fit after self-cal, rms=0.060656Jy sigma=0.956945 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.7688 mas, bmaj=2.099 mas, bpa=-9.484 degrees ! Estimated noise=0.523398 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 = -0.00180948 Jy ! Component: 100 - total flux cleaned = -0.00215126 Jy ! Component: 150 - total flux cleaned = -0.00250473 Jy ! Component: 200 - total flux cleaned = -0.0025661 Jy ! Total flux subtracted in 200 components = -0.0025661 Jy ! Clean residual min=-0.004178 max=0.003513 Jy/beam ! Clean residual mean=0.000002 rms=0.000869 Jy/beam ! Combined flux in latest and established models = 0.417751 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 81 components and 0.417752 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=0.060425Jy sigma=0.953205 ! Fit after self-cal, rms=0.060436Jy sigma=0.953008 ! 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=0.060436Jy sigma=0.953008 ! Fit after self-cal, rms=0.060362Jy sigma=0.952447 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.7688 mas, bmaj=2.1 mas, bpa=-9.472 degrees ! Estimated noise=0.523164 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00145536 Jy ! Component: 100 - total flux cleaned = -0.0017354 Jy ! Component: 150 - total flux cleaned = -0.00183319 Jy ! Component: 200 - total flux cleaned = -0.00183459 Jy ! Total flux subtracted in 200 components = -0.00183459 Jy ! Clean residual min=-0.003872 max=0.003189 Jy/beam ! Clean residual mean=0.000002 rms=0.000813 Jy/beam ! Combined flux in latest and established models = 0.415917 Jy selfcal ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 96 components and 0.415917 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=0.060257Jy sigma=0.950681 ! Fit after self-cal, rms=0.060250Jy sigma=0.950613 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 = 9.29882e-05 Jy ! Component: 100 - total flux cleaned = 9.34675e-05 Jy ! Component: 150 - total flux cleaned = 9.52794e-05 Jy ! Component: 200 - total flux cleaned = 0.00015667 Jy ! Total flux subtracted in 200 components = 0.00015667 Jy ! Clean residual min=-0.003753 max=0.003142 Jy/beam ! Clean residual mean=0.000002 rms=0.000800 Jy/beam ! Combined flux in latest and established models = 0.416074 Jy ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 102 components and 0.416074 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=0.060211Jy sigma=0.950023 ! Fit after self-cal, rms=0.060207Jy sigma=0.950002 ! 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=0.060207Jy sigma=0.950002 ! Fit after self-cal, rms=0.060135Jy sigma=0.949428 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.7685 mas, bmaj=2.1 mas, bpa=-9.47 degrees ! Estimated noise=0.522861 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00139031 Jy ! Component: 100 - total flux cleaned = -0.00142293 Jy ! Component: 150 - total flux cleaned = -0.00145417 Jy ! Component: 200 - total flux cleaned = -0.00142566 Jy ! Total flux subtracted in 200 components = -0.00142566 Jy ! Clean residual min=-0.003538 max=0.003028 Jy/beam ! Clean residual mean=0.000001 rms=0.000763 Jy/beam ! Combined flux in latest and established models = 0.414648 Jy selfcal ! Performing phase self-cal ! Adding 32 model components to the UV plane model. ! The established model now contains 107 components and 0.414648 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=0.060080Jy sigma=0.948524 ! Fit after self-cal, rms=0.060076Jy sigma=0.948486 flux_cutoff = imstat(rms) * dynam ! Inverting map repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 2.65734e-05 Jy ! Component: 100 - total flux cleaned = 5.29937e-05 Jy ! Component: 150 - total flux cleaned = 7.66226e-05 Jy ! Component: 200 - total flux cleaned = 7.56641e-05 Jy ! Total flux subtracted in 200 components = 7.56641e-05 Jy ! Clean residual min=-0.003468 max=0.002985 Jy/beam ! Clean residual mean=0.000001 rms=0.000757 Jy/beam ! Combined flux in latest and established models = 0.414724 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 109 components and 0.414724 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=0.060053Jy sigma=0.948192 ! Fit after self-cal, rms=0.060050Jy sigma=0.948177 ! 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=0.060050Jy sigma=0.948177 ! Fit after self-cal, rms=0.060020Jy sigma=0.947798 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.075 mas, bmaj=2.645 mas, bpa=-15.64 degrees ! Estimated noise=0.680329 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000141627 Jy ! Component: 100 - total flux cleaned = 0.000249445 Jy ! Component: 150 - total flux cleaned = 0.000366862 Jy ! Component: 200 - total flux cleaned = 0.000450472 Jy ! Total flux subtracted in 200 components = 0.000450472 Jy ! Clean residual min=-0.003988 max=0.003711 Jy/beam ! Clean residual mean=0.000003 rms=0.001111 Jy/beam ! Combined flux in latest and established models = 0.415174 Jy selfcal ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 115 components and 0.415174 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=0.060016Jy sigma=0.947618 ! Fit after self-cal, rms=0.060011Jy sigma=0.947555 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 = 0.000143917 Jy ! Component: 100 - total flux cleaned = 0.000145007 Jy ! Component: 150 - total flux cleaned = 0.000144885 Jy ! Component: 200 - total flux cleaned = 0.000126029 Jy ! Total flux subtracted in 200 components = 0.000126029 Jy ! Clean residual min=-0.003953 max=0.003670 Jy/beam ! Clean residual mean=0.000003 rms=0.001102 Jy/beam ! Combined flux in latest and established models = 0.4153 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 126 components and 0.4153 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=0.060023Jy sigma=0.947765 ! Fit after self-cal, rms=0.060020Jy sigma=0.947738 ! 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=0.7684 mas, bmaj=2.101 mas, bpa=-9.48 degrees ! Estimated noise=0.522666 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7684 x 2.101 at -9.48 degrees (North through East) ! Clean map min=-0.0028221 max=0.33509 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=0.5923 mas, bmaj=1.95 mas, bpa=-8.957 degrees ! Estimated noise=0.874587 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.254585 Jy ! Component: 100 - total flux cleaned = 0.312994 Jy ! Component: 150 - total flux cleaned = 0.337332 Jy ! Component: 200 - total flux cleaned = 0.350153 Jy ! Total flux subtracted in 200 components = 0.350153 Jy ! Clean residual min=-0.005639 max=0.008706 Jy/beam ! Clean residual mean=0.000005 rms=0.001780 Jy/beam ! Combined flux in latest and established models = 0.350153 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 16 model components to the UV plane model. ! The established model now contains 16 components and 0.350153 Jy ! Inverting map and beam ! Estimated beam: bmin=0.7684 mas, bmaj=2.101 mas, bpa=-9.48 degrees ! Estimated noise=0.522666 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 = 0.0156322 Jy ! Component: 100 - total flux cleaned = 0.0263945 Jy ! Component: 150 - total flux cleaned = 0.0344988 Jy ! Component: 200 - total flux cleaned = 0.040743 Jy ! Total flux subtracted in 200 components = 0.040743 Jy ! Clean residual min=-0.003797 max=0.006209 Jy/beam ! Clean residual mean=0.000007 rms=0.001381 Jy/beam ! Combined flux in latest and established models = 0.390896 Jy ! Adding 51 model components to the UV plane model. ! The established model now contains 60 components and 0.390896 Jy ! Inverting map ! Added new window around map position (1, -0.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00610931 Jy ! Component: 100 - total flux cleaned = 0.0101955 Jy ! Component: 150 - total flux cleaned = 0.0133581 Jy ! Component: 200 - total flux cleaned = 0.0158485 Jy ! Total flux subtracted in 200 components = 0.0158485 Jy ! Clean residual min=-0.002988 max=0.003229 Jy/beam ! Clean residual mean=0.000003 rms=0.000799 Jy/beam ! Combined flux in latest and established models = 0.406744 Jy ! Adding 36 model components to the UV plane model. ! The established model now contains 91 components and 0.406744 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=2.075 mas, bmaj=2.645 mas, bpa=-15.64 degrees ! Estimated noise=0.680329 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00436626 Jy ! Component: 100 - total flux cleaned = 0.00656493 Jy ! Component: 150 - total flux cleaned = 0.00787277 Jy ! Component: 200 - total flux cleaned = 0.00833508 Jy ! Total flux subtracted in 200 components = 0.00833508 Jy ! Clean residual min=-0.004066 max=0.003298 Jy/beam ! Clean residual mean=0.000002 rms=0.001044 Jy/beam ! Combined flux in latest and established models = 0.415079 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 = 0.000258579 Jy ! Component: 100 - total flux cleaned = 0.000508264 Jy ! Component: 150 - total flux cleaned = 0.000676739 Jy ! Component: 200 - total flux cleaned = 0.000805244 Jy ! Total flux subtracted in 200 components = 0.000805244 Jy ! Clean residual min=-0.003989 max=0.003365 Jy/beam ! Clean residual mean=0.000002 rms=0.001018 Jy/beam ! Combined flux in latest and established models = 0.415885 Jy ! Adding 33 model components to the UV plane model. ! The established model now contains 115 components and 0.415885 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.7684 mas, bmaj=2.101 mas, bpa=-9.48 degrees ! Estimated noise=0.522666 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000180217 Jy ! Component: 100 - total flux cleaned = -0.000180825 Jy ! Component: 150 - total flux cleaned = -0.000216967 Jy ! Component: 200 - total flux cleaned = -0.000182498 Jy ! Total flux subtracted in 200 components = -0.000182498 Jy ! Clean residual min=-0.002704 max=0.002499 Jy/beam ! Clean residual mean=0.000001 rms=0.000645 Jy/beam ! Combined flux in latest and established models = 0.415702 Jy selfcal ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 126 components and 0.415702 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=0.059723Jy sigma=0.943632 ! Fit after self-cal, rms=0.059694Jy sigma=0.943184 wmodel J1522+3144_X_map.mod ! Writing 126 model components to file: J1522+3144_X_map.mod wobs J1522+3144_X_uvs.fits ! Writing UV FITS file: J1522+3144_X_uvs.fits wwins J1522+3144_X_map.win ! wwins: Wrote 3 windows to J1522+3144_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 = -0.000124656 Jy ! Component: 100 - total flux cleaned = 4.84213e-05 Jy ! Component: 150 - total flux cleaned = 8.74187e-05 Jy ! Component: 200 - total flux cleaned = 8.60837e-05 Jy ! Component: 250 - total flux cleaned = -2.04504e-05 Jy ! Component: 300 - total flux cleaned = -0.000256443 Jy ! Component: 350 - total flux cleaned = -0.000257555 Jy ! Component: 400 - total flux cleaned = -0.000288715 Jy ! Component: 450 - total flux cleaned = -0.00031758 Jy ! Component: 500 - total flux cleaned = -0.000430541 Jy ! Component: 550 - total flux cleaned = -0.000540244 Jy ! Component: 600 - total flux cleaned = -0.000699901 Jy ! Component: 650 - total flux cleaned = -0.000751752 Jy ! Component: 700 - total flux cleaned = -0.000751837 Jy ! Component: 750 - total flux cleaned = -0.000775941 Jy ! Component: 800 - total flux cleaned = -0.000704973 Jy ! Component: 850 - total flux cleaned = -0.000681979 Jy ! Component: 900 - total flux cleaned = -0.000682056 Jy ! Component: 950 - total flux cleaned = -0.000704122 Jy ! Component: 1000 - total flux cleaned = -0.000596631 Jy ! Component: 1050 - total flux cleaned = -0.000554598 Jy ! Component: 1100 - total flux cleaned = -0.000493015 Jy ! Component: 1150 - total flux cleaned = -0.000432542 Jy ! Component: 1200 - total flux cleaned = -0.000373225 Jy ! Component: 1250 - total flux cleaned = -0.000353852 Jy ! Component: 1300 - total flux cleaned = -0.00025805 Jy ! Component: 1350 - total flux cleaned = -0.000220401 Jy ! Component: 1400 - total flux cleaned = -0.000128346 Jy ! Component: 1450 - total flux cleaned = -9.23897e-05 Jy ! Component: 1500 - total flux cleaned = -5.68643e-05 Jy ! Component: 1550 - total flux cleaned = -4.53545e-06 Jy ! Component: 1600 - total flux cleaned = -5.01727e-06 Jy ! Component: 1650 - total flux cleaned = 4.58709e-05 Jy ! Component: 1700 - total flux cleaned = 1.21906e-05 Jy ! Component: 1750 - total flux cleaned = 4.51342e-05 Jy ! Component: 1800 - total flux cleaned = 2.86702e-05 Jy ! Component: 1850 - total flux cleaned = 1.29214e-05 Jy ! Component: 1900 - total flux cleaned = 0.000123218 Jy ! Component: 1950 - total flux cleaned = 0.000123095 Jy ! Component: 2000 - total flux cleaned = 0.000153736 Jy ! Component: 2050 - total flux cleaned = 0.000214334 Jy ! Component: 2100 - total flux cleaned = 0.000214344 Jy ! Component: 2150 - total flux cleaned = 0.000244111 Jy ! Component: 2200 - total flux cleaned = 0.000317262 Jy ! Component: 2250 - total flux cleaned = 0.000331553 Jy ! Component: 2300 - total flux cleaned = 0.000388389 Jy ! Component: 2350 - total flux cleaned = 0.000402538 Jy ! Component: 2400 - total flux cleaned = 0.000486256 Jy ! Component: 2450 - total flux cleaned = 0.000458805 Jy ! Component: 2500 - total flux cleaned = 0.000540751 Jy ! Component: 2550 - total flux cleaned = 0.000581086 Jy ! Component: 2600 - total flux cleaned = 0.000581077 Jy ! Component: 2650 - total flux cleaned = 0.000620775 Jy ! Component: 2700 - total flux cleaned = 0.000686228 Jy ! Component: 2750 - total flux cleaned = 0.000725053 Jy ! Component: 2800 - total flux cleaned = 0.000763645 Jy ! Component: 2850 - total flux cleaned = 0.000827216 Jy ! Component: 2900 - total flux cleaned = 0.000877625 Jy ! Component: 2950 - total flux cleaned = 0.000902595 Jy ! Component: 3000 - total flux cleaned = 0.00100156 Jy ! Component: 3050 - total flux cleaned = 0.00105068 Jy ! Component: 3100 - total flux cleaned = 0.00112365 Jy ! Component: 3150 - total flux cleaned = 0.00122001 Jy ! Component: 3200 - total flux cleaned = 0.00127979 Jy ! Component: 3250 - total flux cleaned = 0.00135101 Jy ! Component: 3300 - total flux cleaned = 0.00142166 Jy ! Component: 3350 - total flux cleaned = 0.0014568 Jy ! Component: 3400 - total flux cleaned = 0.00150315 Jy ! Component: 3450 - total flux cleaned = 0.00159533 Jy ! Component: 3500 - total flux cleaned = 0.00160662 Jy ! Component: 3550 - total flux cleaned = 0.0016634 Jy ! Component: 3600 - total flux cleaned = 0.00173102 Jy ! Component: 3650 - total flux cleaned = 0.00174218 Jy ! Component: 3700 - total flux cleaned = 0.00178686 Jy ! Component: 3750 - total flux cleaned = 0.00186453 Jy ! Component: 3800 - total flux cleaned = 0.00189773 Jy ! Component: 3850 - total flux cleaned = 0.00193068 Jy ! Component: 3900 - total flux cleaned = 0.00200721 Jy ! Component: 3950 - total flux cleaned = 0.00205064 Jy ! Component: 4000 - total flux cleaned = 0.00208309 Jy ! Component: 4050 - total flux cleaned = 0.00211545 Jy ! Total flux subtracted in 4096 components = 0.00220111 Jy ! Clean residual min=-0.000646 max=0.000834 Jy/beam ! Clean residual mean=0.000000 rms=0.000174 Jy/beam ! Combined flux in latest and established models = 0.417903 Jy keep ! Adding 260 model components to the UV plane model. ! The established model now contains 386 components and 0.417903 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/bp222/maps//J1522+3144_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7684 x 2.101 at -9.48 degrees (North through East) ! Clean map min=-0.0011545 max=0.33642 Jy/beam ! Writing clean map to FITS file: /vlbi/bp222/maps//J1522+3144_X_map.fits wmodel /vlbi/bp222/maps//J1522+3144_X_map.mod ! Writing 386 model components to file: /vlbi/bp222/maps//J1522+3144_X_map.mod wobs /vlbi/bp222/maps//J1522+3144_X_uvs.fits ! Writing UV FITS file: /vlbi/bp222/maps//J1522+3144_X_uvs.fits wwins /vlbi/bp222/maps//J1522+3144_X_map.win ! wwins: Wrote 4 windows to /vlbi/bp222/maps//J1522+3144_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.336425 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.00016778 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.149615 0.149615 0.29923 0.598459 1.19692 2.39384 4.78767 9.57535 19.1507 38.3014 76.6028 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0005 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.336 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 2005.15 quit ! Quitting program ! Log file /vlbi/bp222/maps//J1522+3144_X_dfm.log closed on Thu Sep 27 11:18:59 2018