! Started logfile: /vlbi/bp222/maps//J0457-2324_X_dfm.log on Mon Jan 14 16:28:01 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//J0457-2324_X_uva.fits ! Reading UV FITS file: /vlbi/bp222/maps//J0457-2324_X_uva.fits ! AN table 1: 15 integrations on 28 of 28 possible baselines. ! Apparent sampling: 0.940476 visibilities/baseline/integration-bin. ! Found source: J0457-2324 ! ! 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 4740 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 J0457-2324_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 5 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 5 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 5 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 5 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 5 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 5 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 5 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 5 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 5 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 5 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 5 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 5 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=2.576896Jy sigma=19.414002 ! Fit after self-cal, rms=1.416479Jy sigma=10.767299 ! 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=0.6567 mas, bmaj=3.655 mas, bpa=-29.54 degrees ! Estimated noise=2.59192 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 = 1.78128 Jy ! Component: 100 - total flux cleaned = 2.20682 Jy ! Total flux subtracted in 100 components = 2.20682 Jy ! Clean residual min=-0.098197 max=0.178535 Jy/beam ! Clean residual mean=-0.000159 rms=0.031182 Jy/beam ! Combined flux in latest and established models = 2.20682 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 7 components and 2.20682 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=0.368190Jy sigma=2.864230 ! Fit after self-cal, rms=0.368078Jy sigma=2.863801 ! 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=0.8597 mas, bmaj=3.889 mas, bpa=-27.76 degrees ! Estimated noise=1.46066 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 = 0.243565 Jy ! Component: 100 - total flux cleaned = 0.350378 Jy ! Component: 150 - total flux cleaned = 0.377967 Jy ! Component: 200 - total flux cleaned = 0.38285 Jy ! Total flux subtracted in 200 components = 0.38285 Jy ! Clean residual min=-0.055170 max=0.117457 Jy/beam ! Clean residual mean=0.000265 rms=0.020866 Jy/beam ! Combined flux in latest and established models = 2.58967 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 29 components and 2.58967 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=0.198097Jy sigma=1.412674 ! Fit after self-cal, rms=0.197909Jy sigma=1.411325 ! Inverting map ! Added new window around map position (16, 0.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.107192 Jy ! Component: 100 - total flux cleaned = 0.15778 Jy ! Component: 150 - total flux cleaned = 0.186621 Jy ! Component: 200 - total flux cleaned = 0.200735 Jy ! Total flux subtracted in 200 components = 0.200735 Jy ! Clean residual min=-0.034880 max=0.054478 Jy/beam ! Clean residual mean=0.000037 rms=0.009836 Jy/beam ! Combined flux in latest and established models = 2.79041 Jy ! Performing phase self-cal ! Adding 43 model components to the UV plane model. ! The established model now contains 72 components and 2.79041 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=0.136244Jy sigma=0.888610 ! Fit after self-cal, rms=0.133031Jy sigma=0.848738 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8597 x 3.889 at -27.76 degrees (North through East) ! Clean map min=-0.032176 max=2.3502 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 1.00 HN 1.02 LA 0.99 ! MK 0.99 NL 0.99 OV 0.97 PT 1.05 ! ! ! Correcting IF 2. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 1.00 HN 1.02 LA 0.99 ! MK 1.00 NL 0.99 OV 0.97 PT 1.05 ! ! ! Correcting IF 3. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 1.00 HN 1.00 LA 1.00 ! MK 1.00 NL 0.98 OV 0.97 PT 1.05 ! ! ! Correcting IF 4. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 1.01 HN 1.03 LA 0.99 ! MK 1.01 NL 0.99 OV 0.97 PT 1.04 ! ! ! Correcting IF 5. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 0.99 HN 1.02 LA 1.00 ! MK 1.00 NL 0.99 OV 0.97 PT 1.05 ! ! ! Correcting IF 6. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 1.00 HN 1.02 LA 1.00 ! MK 1.01 NL 0.99 OV 0.97 PT 1.05 ! ! ! Correcting IF 7. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 1.00 HN 1.02 LA 0.99 ! MK 1.01 NL 1.00 OV 0.97 PT 1.05 ! ! ! Correcting IF 8. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 1.00 HN 1.02 LA 1.00 ! MK 1.01 NL 0.99 OV 0.97 PT 1.06 ! ! ! Correcting IF 9. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 1.01 HN 1.04 LA 0.99 ! MK 1.00 NL 0.99 OV 0.96 PT 1.06 ! ! ! Correcting IF 10. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 1.00 HN 1.03 LA 1.00 ! MK 0.99 NL 0.99 OV 0.97 PT 1.07 ! ! ! Correcting IF 11. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 1.01 HN 1.03 LA 1.00 ! MK 1.01 NL 0.98 OV 0.98 PT 1.08 ! ! ! Correcting IF 12. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 1.00 HN 1.04 LA 0.99 ! MK 1.02 NL 0.99 OV 0.96 PT 1.08 ! ! ! Fit before self-cal, rms=0.133031Jy sigma=0.848738 ! Fit after self-cal, rms=0.102298Jy sigma=0.650747 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.8705 mas, bmaj=3.879 mas, bpa=-27.83 degrees ! Estimated noise=1.47447 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 = -0.0124662 Jy ! Component: 100 - total flux cleaned = -0.0207323 Jy ! Component: 150 - total flux cleaned = -0.0249359 Jy ! Component: 200 - total flux cleaned = -0.0276559 Jy ! Total flux subtracted in 200 components = -0.0276559 Jy ! Clean residual min=-0.023547 max=0.018065 Jy/beam ! Clean residual mean=-0.000005 rms=0.004747 Jy/beam ! Combined flux in latest and established models = 2.76275 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 91 components and 2.76275 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=0.094499Jy sigma=0.607051 ! Fit after self-cal, rms=0.094012Jy sigma=0.605977 ! 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=0.094012Jy sigma=0.605977 ! Fit after self-cal, rms=0.091624Jy sigma=0.595485 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8705 mas, bmaj=3.878 mas, bpa=-27.84 degrees ! Estimated noise=1.47451 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.0121277 Jy ! Component: 100 - total flux cleaned = -0.0127191 Jy ! Component: 150 - total flux cleaned = -0.0133507 Jy ! Component: 200 - total flux cleaned = -0.0128422 Jy ! Total flux subtracted in 200 components = -0.0128422 Jy ! Clean residual min=-0.020309 max=0.014911 Jy/beam ! Clean residual mean=0.000001 rms=0.004028 Jy/beam ! Combined flux in latest and established models = 2.74991 Jy selfcal ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 104 components and 2.74991 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=0.088037Jy sigma=0.574800 ! Fit after self-cal, rms=0.087673Jy sigma=0.574030 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 = 0.000813004 Jy ! Component: 100 - total flux cleaned = 0.00145429 Jy ! Component: 150 - total flux cleaned = 0.00222656 Jy ! Component: 200 - total flux cleaned = 0.00327664 Jy ! Total flux subtracted in 200 components = 0.00327664 Jy ! Clean residual min=-0.019403 max=0.015094 Jy/beam ! Clean residual mean=0.000012 rms=0.003832 Jy/beam ! Combined flux in latest and established models = 2.75318 Jy ! Performing phase self-cal ! Adding 39 model components to the UV plane model. ! The established model now contains 118 components and 2.75318 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=0.086710Jy sigma=0.568184 ! Fit after self-cal, rms=0.086646Jy sigma=0.568025 ! 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=0.086646Jy sigma=0.568025 ! Fit after self-cal, rms=0.084871Jy sigma=0.559604 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8706 mas, bmaj=3.876 mas, bpa=-27.86 degrees ! Estimated noise=1.47462 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.0106123 Jy ! Component: 100 - total flux cleaned = -0.0119272 Jy ! Component: 150 - total flux cleaned = -0.0115371 Jy ! Component: 200 - total flux cleaned = -0.0114043 Jy ! Total flux subtracted in 200 components = -0.0114043 Jy ! Clean residual min=-0.017212 max=0.012502 Jy/beam ! Clean residual mean=0.000011 rms=0.003329 Jy/beam ! Combined flux in latest and established models = 2.74178 Jy selfcal ! Performing phase self-cal ! Adding 36 model components to the UV plane model. ! The established model now contains 131 components and 2.74178 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=0.083152Jy sigma=0.549262 ! Fit after self-cal, rms=0.082903Jy sigma=0.548834 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 = -0.000112826 Jy ! Component: 100 - total flux cleaned = 0.000883447 Jy ! Component: 150 - total flux cleaned = 0.00193765 Jy ! Component: 200 - total flux cleaned = 0.00281499 Jy ! Total flux subtracted in 200 components = 0.00281499 Jy ! Clean residual min=-0.016581 max=0.012983 Jy/beam ! Clean residual mean=0.000017 rms=0.003244 Jy/beam ! Combined flux in latest and established models = 2.74459 Jy ! Performing phase self-cal ! Adding 42 model components to the UV plane model. ! The established model now contains 146 components and 2.74459 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=0.082552Jy sigma=0.546533 ! Fit after self-cal, rms=0.082519Jy sigma=0.546484 ! 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=0.082519Jy sigma=0.546484 ! Fit after self-cal, rms=0.081334Jy sigma=0.540845 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.107 mas, bmaj=5.955 mas, bpa=-14.86 degrees ! Estimated noise=1.8346 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00897307 Jy ! Component: 100 - total flux cleaned = -0.0106711 Jy ! Component: 150 - total flux cleaned = -0.0120956 Jy ! Component: 200 - total flux cleaned = -0.0128351 Jy ! Total flux subtracted in 200 components = -0.0128351 Jy ! Clean residual min=-0.014630 max=0.011284 Jy/beam ! Clean residual mean=0.000035 rms=0.003972 Jy/beam ! Combined flux in latest and established models = 2.73176 Jy selfcal ! Performing phase self-cal ! Adding 32 model components to the UV plane model. ! The established model now contains 165 components and 2.73176 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=0.080387Jy sigma=0.535040 ! Fit after self-cal, rms=0.080165Jy sigma=0.534538 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 = 5.96441e-05 Jy ! Component: 100 - total flux cleaned = -0.000541328 Jy ! Component: 150 - total flux cleaned = -0.000361455 Jy ! Component: 200 - total flux cleaned = -0.000276481 Jy ! Total flux subtracted in 200 components = -0.000276481 Jy ! Clean residual min=-0.014151 max=0.011267 Jy/beam ! Clean residual mean=0.000040 rms=0.003822 Jy/beam ! Combined flux in latest and established models = 2.73148 Jy ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 177 components and 2.73148 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=0.080188Jy sigma=0.534381 ! Fit after self-cal, rms=0.080156Jy sigma=0.534320 ! 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=0.8706 mas, bmaj=3.875 mas, bpa=-27.87 degrees ! Estimated noise=1.47401 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8706 x 3.875 at -27.87 degrees (North through East) ! Clean map min=-0.016215 max=2.3638 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 ! Performing amp+phase self-cal ! ! 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=0.080156Jy sigma=0.534320 ! Fit after self-cal, rms=0.073096Jy sigma=0.468168 ! Inverting map and beam ! Estimated beam: bmin=0.8704 mas, bmaj=3.875 mas, bpa=-27.88 degrees ! Estimated noise=1.47316 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00723873 Jy ! Component: 100 - total flux cleaned = -0.00830579 Jy ! Component: 150 - total flux cleaned = -0.00738432 Jy ! Component: 200 - total flux cleaned = -0.00676249 Jy ! Total flux subtracted in 200 components = -0.00676249 Jy ! Clean residual min=-0.012827 max=0.008878 Jy/beam ! Clean residual mean=0.000012 rms=0.002490 Jy/beam ! Combined flux in latest and established models = 2.72472 Jy ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 195 components and 2.72472 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=0.072178Jy sigma=0.462739 ! Fit after self-cal, rms=0.071992Jy sigma=0.462394 ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000335818 Jy ! Component: 100 - total flux cleaned = 3.4781e-05 Jy ! Component: 150 - total flux cleaned = 0.000459992 Jy ! Component: 200 - total flux cleaned = 0.000698855 Jy ! Total flux subtracted in 200 components = 0.000698855 Jy ! Clean residual min=-0.012648 max=0.009402 Jy/beam ! Clean residual mean=0.000014 rms=0.002441 Jy/beam ! Combined flux in latest and established models = 2.72542 Jy ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 207 components and 2.72542 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=0.071782Jy sigma=0.460884 ! Fit after self-cal, rms=0.071752Jy sigma=0.460843 ! Inverting map ! Performing amp+phase self-cal ! ! 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=0.071752Jy sigma=0.460843 ! Fit after self-cal, rms=0.071146Jy sigma=0.457689 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=0.6636 mas, bmaj=3.644 mas, bpa=-29.75 degrees ! Estimated noise=2.4037 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 1.7951 Jy ! Component: 100 - total flux cleaned = 2.21659 Jy ! Component: 150 - total flux cleaned = 2.4025 Jy ! Component: 200 - total flux cleaned = 2.49958 Jy ! Total flux subtracted in 200 components = 2.49958 Jy ! Clean residual min=-0.031317 max=0.058554 Jy/beam ! Clean residual mean=-0.000055 rms=0.010839 Jy/beam ! Combined flux in latest and established models = 2.49958 Jy uvw 0,-1 ! Uniform weighting is not currently selected. ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. flux_cutoff = imstat(rms) * dynam ! Adding 15 model components to the UV plane model. ! The established model now contains 15 components and 2.49958 Jy ! Inverting map and beam ! Estimated beam: bmin=0.8704 mas, bmaj=3.874 mas, bpa=-27.88 degrees ! Estimated noise=1.47237 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 (12.8, -22). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0846013 Jy ! Component: 100 - total flux cleaned = 0.132517 Jy ! Component: 150 - total flux cleaned = 0.163238 Jy ! Component: 200 - total flux cleaned = 0.184427 Jy ! Total flux subtracted in 200 components = 0.184427 Jy ! Clean residual min=-0.012850 max=0.019637 Jy/beam ! Clean residual mean=0.000004 rms=0.004188 Jy/beam ! Combined flux in latest and established models = 2.68401 Jy ! Adding 44 model components to the UV plane model. ! The established model now contains 54 components and 2.68401 Jy ! Inverting map ! Added new window around map position (-12.6, 22). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0182121 Jy ! Component: 100 - total flux cleaned = 0.0303306 Jy ! Component: 150 - total flux cleaned = 0.0373769 Jy ! Component: 200 - total flux cleaned = 0.0416241 Jy ! Total flux subtracted in 200 components = 0.0416241 Jy ! Clean residual min=-0.009908 max=0.011935 Jy/beam ! Clean residual mean=0.000011 rms=0.002617 Jy/beam ! Combined flux in latest and established models = 2.72563 Jy ! Adding 28 model components to the UV plane model. ! The established model now contains 79 components and 2.72563 Jy ! Inverting map ! Added new window around map position (-3.4, -22.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0103526 Jy ! Component: 100 - total flux cleaned = 0.0150871 Jy ! Component: 150 - total flux cleaned = 0.0174918 Jy ! Component: 200 - total flux cleaned = 0.0194033 Jy ! Total flux subtracted in 200 components = 0.0194033 Jy ! Clean residual min=-0.008261 max=0.006412 Jy/beam ! Clean residual mean=0.000004 rms=0.001882 Jy/beam ! Combined flux in latest and established models = 2.74504 Jy ! Adding 40 model components to the UV plane model. ! The established model now contains 116 components and 2.74504 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=2.106 mas, bmaj=5.948 mas, bpa=-14.87 degrees ! Estimated noise=1.83349 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0048701 Jy ! Component: 100 - total flux cleaned = 0.00705947 Jy ! Component: 150 - total flux cleaned = 0.00859638 Jy ! Component: 200 - total flux cleaned = 0.00949281 Jy ! Total flux subtracted in 200 components = 0.00949281 Jy ! Clean residual min=-0.008629 max=0.006058 Jy/beam ! Clean residual mean=0.000003 rms=0.002152 Jy/beam ! Combined flux in latest and established models = 2.75453 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 = 0.00107242 Jy ! Component: 100 - total flux cleaned = 0.00195745 Jy ! Component: 150 - total flux cleaned = 0.00278886 Jy ! Component: 200 - total flux cleaned = 0.00366322 Jy ! Total flux subtracted in 200 components = 0.00366322 Jy ! Clean residual min=-0.008048 max=0.005669 Jy/beam ! Clean residual mean=0.000003 rms=0.001919 Jy/beam ! Combined flux in latest and established models = 2.75819 Jy ! Adding 49 model components to the UV plane model. ! The established model now contains 161 components and 2.75819 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.8704 mas, bmaj=3.874 mas, bpa=-27.88 degrees ! Estimated noise=1.47237 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -6.07971e-05 Jy ! Component: 100 - total flux cleaned = -0.000200438 Jy ! Component: 150 - total flux cleaned = 5.99053e-05 Jy ! Component: 200 - total flux cleaned = 5.75844e-05 Jy ! Total flux subtracted in 200 components = 5.75844e-05 Jy ! Clean residual min=-0.006463 max=0.005092 Jy/beam ! Clean residual mean=0.000000 rms=0.001433 Jy/beam ! Combined flux in latest and established models = 2.75825 Jy selfcal ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 187 components and 2.75825 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=0.068166Jy sigma=0.437673 ! Fit after self-cal, rms=0.067296Jy sigma=0.432921 wmodel J0457-2324_X_map.mod ! Writing 187 model components to file: J0457-2324_X_map.mod wobs J0457-2324_X_uvs.fits ! Writing UV FITS file: J0457-2324_X_uvs.fits wwins J0457-2324_X_map.win ! wwins: Wrote 5 windows to J0457-2324_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 = -0.00220237 Jy ! Component: 100 - total flux cleaned = -0.00342386 Jy ! Component: 150 - total flux cleaned = -0.00458186 Jy ! Component: 200 - total flux cleaned = -0.00535625 Jy ! Component: 250 - total flux cleaned = -0.00601625 Jy ! Component: 300 - total flux cleaned = -0.00664359 Jy ! Component: 350 - total flux cleaned = -0.00724039 Jy ! Component: 400 - total flux cleaned = -0.00747058 Jy ! Component: 450 - total flux cleaned = -0.00774767 Jy ! Component: 500 - total flux cleaned = -0.00801451 Jy ! Component: 550 - total flux cleaned = -0.00801422 Jy ! Component: 600 - total flux cleaned = -0.00826743 Jy ! Component: 650 - total flux cleaned = -0.00856143 Jy ! Component: 700 - total flux cleaned = -0.00880071 Jy ! Component: 750 - total flux cleaned = -0.0090813 Jy ! Component: 800 - total flux cleaned = -0.0094913 Jy ! Component: 850 - total flux cleaned = -0.00984559 Jy ! Component: 900 - total flux cleaned = -0.0101057 Jy ! Component: 950 - total flux cleaned = -0.0104876 Jy ! Component: 1000 - total flux cleaned = -0.0106952 Jy ! Component: 1050 - total flux cleaned = -0.0111035 Jy ! Component: 1100 - total flux cleaned = -0.0114226 Jy ! Component: 1150 - total flux cleaned = -0.0117763 Jy ! Component: 1200 - total flux cleaned = -0.0120845 Jy ! Component: 1250 - total flux cleaned = -0.0124251 Jy ! Component: 1300 - total flux cleaned = -0.0127591 Jy ! Component: 1350 - total flux cleaned = -0.0129418 Jy ! Component: 1400 - total flux cleaned = -0.0133021 Jy ! Component: 1450 - total flux cleaned = -0.0135155 Jy ! Component: 1500 - total flux cleaned = -0.0138653 Jy ! Component: 1550 - total flux cleaned = -0.0142441 Jy ! Component: 1600 - total flux cleaned = -0.0145826 Jy ! Component: 1650 - total flux cleaned = -0.0148167 Jy ! Component: 1700 - total flux cleaned = -0.0150802 Jy ! Component: 1750 - total flux cleaned = -0.0153076 Jy ! Component: 1800 - total flux cleaned = -0.0154999 Jy ! Component: 1850 - total flux cleaned = -0.0157214 Jy ! Component: 1900 - total flux cleaned = -0.0159402 Jy ! Component: 1950 - total flux cleaned = -0.0160948 Jy ! Component: 2000 - total flux cleaned = -0.0163386 Jy ! Component: 2050 - total flux cleaned = -0.0165194 Jy ! Component: 2100 - total flux cleaned = -0.0167581 Jy ! Component: 2150 - total flux cleaned = -0.0168758 Jy ! Component: 2200 - total flux cleaned = -0.0171096 Jy ! Component: 2250 - total flux cleaned = -0.017312 Jy ! Component: 2300 - total flux cleaned = -0.0174553 Jy ! Component: 2350 - total flux cleaned = -0.0175689 Jy ! Component: 2400 - total flux cleaned = -0.0178223 Jy ! Component: 2450 - total flux cleaned = -0.0179895 Jy ! Component: 2500 - total flux cleaned = -0.0180998 Jy ! Component: 2550 - total flux cleaned = -0.0183191 Jy ! Component: 2600 - total flux cleaned = -0.0185091 Jy ! Component: 2650 - total flux cleaned = -0.0186706 Jy ! Component: 2700 - total flux cleaned = -0.0187239 Jy ! Component: 2750 - total flux cleaned = -0.018909 Jy ! Component: 2800 - total flux cleaned = -0.0189619 Jy ! Component: 2850 - total flux cleaned = -0.0191183 Jy ! Component: 2900 - total flux cleaned = -0.0192736 Jy ! Component: 2950 - total flux cleaned = -0.0194279 Jy ! Component: 3000 - total flux cleaned = -0.0195808 Jy ! Component: 3050 - total flux cleaned = -0.0197075 Jy ! Component: 3100 - total flux cleaned = -0.0198835 Jy ! Component: 3150 - total flux cleaned = -0.0199585 Jy ! Component: 3200 - total flux cleaned = -0.0200332 Jy ! Component: 3250 - total flux cleaned = -0.0202308 Jy ! Component: 3300 - total flux cleaned = -0.0202553 Jy ! Component: 3350 - total flux cleaned = -0.0203777 Jy ! Component: 3400 - total flux cleaned = -0.0204021 Jy ! Component: 3450 - total flux cleaned = -0.0205475 Jy ! Component: 3500 - total flux cleaned = -0.0205475 Jy ! Component: 3550 - total flux cleaned = -0.0206677 Jy ! Component: 3600 - total flux cleaned = -0.0207632 Jy ! Component: 3650 - total flux cleaned = -0.0208108 Jy ! Component: 3700 - total flux cleaned = -0.020882 Jy ! Component: 3750 - total flux cleaned = -0.0209529 Jy ! Component: 3800 - total flux cleaned = -0.0209999 Jy ! Component: 3850 - total flux cleaned = -0.0211171 Jy ! Component: 3900 - total flux cleaned = -0.021187 Jy ! Component: 3950 - total flux cleaned = -0.0212102 Jy ! Component: 4000 - total flux cleaned = -0.0213262 Jy ! Component: 4050 - total flux cleaned = -0.0213493 Jy ! Total flux subtracted in 4096 components = -0.0213954 Jy ! Clean residual min=-0.001276 max=0.001195 Jy/beam ! Clean residual mean=0.000001 rms=0.000401 Jy/beam ! Combined flux in latest and established models = 2.73685 Jy keep ! Adding 221 model components to the UV plane model. ! The established model now contains 408 components and 2.73686 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/bp222/maps//J0457-2324_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8704 x 3.874 at -27.88 degrees (North through East) ! Clean map min=-0.0034498 max=2.352 Jy/beam ! Writing clean map to FITS file: /vlbi/bp222/maps//J0457-2324_X_map.fits wmodel /vlbi/bp222/maps//J0457-2324_X_map.mod ! Writing 408 model components to file: /vlbi/bp222/maps//J0457-2324_X_map.mod wobs /vlbi/bp222/maps//J0457-2324_X_uvs.fits ! Writing UV FITS file: /vlbi/bp222/maps//J0457-2324_X_uvs.fits wwins /vlbi/bp222/maps//J0457-2324_X_map.win ! wwins: Wrote 6 windows to /vlbi/bp222/maps//J0457-2324_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 2.35196 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000387065 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.0493714 0.0493714 0.0987428 0.197486 0.394971 0.789942 1.57988 3.15977 6.31954 12.6391 25.2781 50.5563 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0011 print "peak= ", int(1000*peak_flux)/1000 ! peak= 2.351 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 6076.4 quit ! Quitting program ! Log file /vlbi/bp222/maps//J0457-2324_X_dfm.log closed on Mon Jan 14 16:28:06 2019