! Started logfile: /vlbi/bp222/maps//J0801-2831_X_dfm.log on Thu Sep 27 10:55:33 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//J0801-2831_X_uva.fits ! Reading UV FITS file: /vlbi/bp222/maps//J0801-2831_X_uva.fits ! AN table 1: 23 integrations on 28 of 28 possible baselines. ! Apparent sampling: 0.976708 visibilities/baseline/integration-bin. ! Found source: J0801-2831 ! ! 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 7548 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 J0801-2831_X] float lim_self lim_self = 120.0 float lim_val lim_va = 1.2 integer clean_niter clean_niter = 100 float clean_gain clean_gain = 0.03 float dynam dynam = 6.0 float soltime1 soltime1 = 120 float soltime2 soltime2 = 20 float thresh thresh = 0.5 float win_mult win_mult = 1.8 float time_av time_av = 16 float old_peak float new_peak float flux_cutoff print "===============================================================" ! =============================================================== ! print "=== Difmap script: pima_mupet_01.dvm version of 2016.05.19 === " ! === Difmap script: pima_mupet_01.dvm version of 2016.05.19 === ! mapsize field_size, field_cell ! Map grid = 1024x1024 pixels with 0.200x0.200 milli-arcsec cellsize. startmod ! Applying default point source starting model. ! Performing phase self-cal ! Adding 1 model components to the UV plane model. ! The established model now contains 1 components and 1 Jy ! ! Correcting IF 1. ! A total of 2 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 2 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 2 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 2 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 2 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 2 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 2 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 2 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 2 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 2 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 2 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 2 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.009688Jy sigma=13.975202 ! Fit after self-cal, rms=0.876868Jy sigma=12.016718 ! 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=0.5607 mas, bmaj=1.606 mas, bpa=7.357 degrees ! Estimated noise=1.28328 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 = 0.0907517 Jy ! Component: 100 - total flux cleaned = 0.114764 Jy ! Total flux subtracted in 100 components = 0.114764 Jy ! Clean residual min=-0.009162 max=0.012999 Jy/beam ! Clean residual mean=0.000002 rms=0.002260 Jy/beam ! Combined flux in latest and established models = 0.114764 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 9 components and 0.114764 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=0.076447Jy sigma=1.012570 ! Fit after self-cal, rms=0.076446Jy sigma=1.012214 ! 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=0.7586 mas, bmaj=1.97 mas, bpa=5.99 degrees ! Estimated noise=0.610842 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 = 0.0202482 Jy ! Component: 100 - total flux cleaned = 0.0297065 Jy ! Component: 150 - total flux cleaned = 0.0346342 Jy ! Component: 200 - total flux cleaned = 0.0372503 Jy ! Total flux subtracted in 200 components = 0.0372503 Jy ! Clean residual min=-0.004901 max=0.008425 Jy/beam ! Clean residual mean=-0.000006 rms=0.001774 Jy/beam ! Combined flux in latest and established models = 0.152014 Jy ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 29 components and 0.152014 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=0.072548Jy sigma=0.925443 ! Fit after self-cal, rms=0.072585Jy sigma=0.925035 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7586 x 1.97 at 5.99 degrees (North through East) ! Clean map min=-0.0046188 max=0.1218 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.10 FD 1.01 KP 0.91 LA 0.97 ! MK 0.98 NL 1.26 PT 0.89 SC 1.08 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.11 FD 0.94 KP 1.00 LA 0.94 ! MK 1.08 NL 1.25 PT 0.92 SC 1.06 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 0.97 KP 0.97 LA 1.00 ! MK 0.98 NL 1.25 PT 0.93 SC 1.07 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 0.97 KP 0.95 LA 0.99 ! MK 1.06 NL 1.43 PT 0.91 SC 0.99 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 0.97 KP 0.96 LA 0.97 ! MK 1.01 NL 1.38 PT 0.88 SC 0.95 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 0.96 KP 0.99 LA 1.00 ! MK 1.01 NL 1.30 PT 0.91 SC 1.05 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 0.98 KP 0.99 LA 1.00 ! MK 1.03 NL 1.34 PT 0.87 SC 0.98 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 0.97 KP 0.94 LA 0.95 ! MK 1.05 NL 1.38 PT 0.91 SC 0.98 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 1.03 KP 0.96 LA 0.95 ! MK 1.02 NL 1.32 PT 0.90 SC 0.90 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 FD 1.02 KP 0.94 LA 0.96 ! MK 0.96 NL 1.26 PT 0.96 SC 1.03 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 1.02 KP 0.95 LA 0.93 ! MK 1.07 NL 1.28 PT 0.93 SC 0.94 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.10 FD 0.98 KP 0.92 LA 0.96 ! MK 1.00 NL 1.26 PT 0.90 SC 0.96 ! ! ! Fit before self-cal, rms=0.072585Jy sigma=0.925035 ! Fit after self-cal, rms=0.075328Jy sigma=0.900899 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.7638 mas, bmaj=1.983 mas, bpa=6.247 degrees ! Estimated noise=0.611658 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 (4.8, -8.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00314257 Jy ! Component: 100 - total flux cleaned = 0.00362125 Jy ! Component: 150 - total flux cleaned = 0.00382624 Jy ! Component: 200 - total flux cleaned = 0.00396669 Jy ! Total flux subtracted in 200 components = 0.00396669 Jy ! Clean residual min=-0.002166 max=0.001872 Jy/beam ! Clean residual mean=0.000001 rms=0.000459 Jy/beam ! Combined flux in latest and established models = 0.155981 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 41 components and 0.15598 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=0.075176Jy sigma=0.899051 ! Fit after self-cal, rms=0.075331Jy sigma=0.898711 ! 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=0.075331Jy sigma=0.898711 ! Fit after self-cal, rms=0.074882Jy sigma=0.898621 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.7617 mas, bmaj=1.98 mas, bpa=6.252 degrees ! Estimated noise=0.608921 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000750289 Jy ! Component: 100 - total flux cleaned = 0.000905115 Jy ! Component: 150 - total flux cleaned = 0.000957805 Jy ! Component: 200 - total flux cleaned = 0.00100461 Jy ! Total flux subtracted in 200 components = 0.00100461 Jy ! Clean residual min=-0.001983 max=0.001829 Jy/beam ! Clean residual mean=0.000001 rms=0.000436 Jy/beam ! Combined flux in latest and established models = 0.156985 Jy selfcal ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 46 components and 0.156985 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=0.074851Jy sigma=0.898398 ! Fit after self-cal, rms=0.074848Jy sigma=0.898391 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 = 0.000142004 Jy ! Component: 100 - total flux cleaned = 0.000160793 Jy ! Component: 150 - total flux cleaned = 0.000213295 Jy ! Component: 200 - total flux cleaned = 0.000277784 Jy ! Total flux subtracted in 200 components = 0.000277784 Jy ! Clean residual min=-0.001933 max=0.001810 Jy/beam ! Clean residual mean=0.000001 rms=0.000432 Jy/beam ! Combined flux in latest and established models = 0.157263 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 52 components and 0.157263 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=0.074835Jy sigma=0.898315 ! Fit after self-cal, rms=0.074836Jy sigma=0.898314 ! 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=0.074836Jy sigma=0.898314 ! Fit after self-cal, rms=0.074592Jy sigma=0.898276 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.7606 mas, bmaj=1.978 mas, bpa=6.29 degrees ! Estimated noise=0.608212 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000355368 Jy ! Component: 100 - total flux cleaned = 0.000425705 Jy ! Component: 150 - total flux cleaned = 0.000473476 Jy ! Component: 200 - total flux cleaned = 0.00051842 Jy ! Total flux subtracted in 200 components = 0.00051842 Jy ! Clean residual min=-0.001905 max=0.001763 Jy/beam ! Clean residual mean=0.000001 rms=0.000420 Jy/beam ! Combined flux in latest and established models = 0.157781 Jy selfcal ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 54 components and 0.157781 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=0.074581Jy sigma=0.898210 ! Fit after self-cal, rms=0.074579Jy sigma=0.898210 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 = 7.51652e-05 Jy ! Component: 100 - total flux cleaned = 0.000101776 Jy ! Component: 150 - total flux cleaned = 0.000114676 Jy ! Component: 200 - total flux cleaned = 0.000127082 Jy ! Total flux subtracted in 200 components = 0.000127082 Jy ! Clean residual min=-0.001883 max=0.001745 Jy/beam ! Clean residual mean=0.000001 rms=0.000418 Jy/beam ! Combined flux in latest and established models = 0.157908 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 59 components and 0.157908 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=0.074571Jy sigma=0.898179 ! Fit after self-cal, rms=0.074572Jy sigma=0.898179 ! 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=0.074572Jy sigma=0.898179 ! Fit after self-cal, rms=0.074463Jy sigma=0.898162 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.599 mas, bmaj=6.886 mas, bpa=17.44 degrees ! Estimated noise=0.795735 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000322901 Jy ! Component: 100 - total flux cleaned = 0.00038264 Jy ! Component: 150 - total flux cleaned = 0.000415189 Jy ! Component: 200 - total flux cleaned = 0.000436332 Jy ! Total flux subtracted in 200 components = 0.000436332 Jy ! Clean residual min=-0.002039 max=0.001525 Jy/beam ! Clean residual mean=0.000002 rms=0.000500 Jy/beam ! Combined flux in latest and established models = 0.158345 Jy selfcal ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 67 components and 0.158345 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=0.074460Jy sigma=0.898146 ! Fit after self-cal, rms=0.074459Jy sigma=0.898144 flux_cutoff = imstat(rms) * dynam ! Inverting map repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 3.38808e-05 Jy ! Component: 100 - total flux cleaned = 3.44695e-05 Jy ! Component: 150 - total flux cleaned = 3.48567e-05 Jy ! Component: 200 - total flux cleaned = 4.58347e-05 Jy ! Total flux subtracted in 200 components = 4.58347e-05 Jy ! Clean residual min=-0.002020 max=0.001537 Jy/beam ! Clean residual mean=0.000002 rms=0.000499 Jy/beam ! Combined flux in latest and established models = 0.158391 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 69 components and 0.158391 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=0.074460Jy sigma=0.898158 ! Fit after self-cal, rms=0.074460Jy sigma=0.898158 ! 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=0.7596 mas, bmaj=1.976 mas, bpa=6.323 degrees ! Estimated noise=0.608181 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7596 x 1.976 at 6.323 degrees (North through East) ! Clean map min=-0.0023058 max=0.12149 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=0.5581 mas, bmaj=1.608 mas, bpa=7.878 degrees ! Estimated noise=1.28738 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0907009 Jy ! Component: 100 - total flux cleaned = 0.116131 Jy ! Component: 150 - total flux cleaned = 0.128231 Jy ! Component: 200 - total flux cleaned = 0.135328 Jy ! Total flux subtracted in 200 components = 0.135328 Jy ! Clean residual min=-0.004958 max=0.005566 Jy/beam ! Clean residual mean=0.000000 rms=0.001308 Jy/beam ! Combined flux in latest and established models = 0.135328 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 20 model components to the UV plane model. ! The established model now contains 20 components and 0.135328 Jy ! Inverting map and beam ! Estimated beam: bmin=0.7596 mas, bmaj=1.976 mas, bpa=6.323 degrees ! Estimated noise=0.608181 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 = 0.00887398 Jy ! Component: 100 - total flux cleaned = 0.0135293 Jy ! Component: 150 - total flux cleaned = 0.0166034 Jy ! Component: 200 - total flux cleaned = 0.018773 Jy ! Total flux subtracted in 200 components = 0.018773 Jy ! Clean residual min=-0.002321 max=0.002298 Jy/beam ! Clean residual mean=-0.000000 rms=0.000556 Jy/beam ! Combined flux in latest and established models = 0.154101 Jy ! Adding 21 model components to the UV plane model. ! The established model now contains 38 components and 0.154101 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=2.599 mas, bmaj=6.886 mas, bpa=17.44 degrees ! Estimated noise=0.795735 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00230048 Jy ! Component: 100 - total flux cleaned = 0.00344622 Jy ! Component: 150 - total flux cleaned = 0.00368508 Jy ! Component: 200 - total flux cleaned = 0.00382268 Jy ! Total flux subtracted in 200 components = 0.00382268 Jy ! Clean residual min=-0.002205 max=0.001488 Jy/beam ! Clean residual mean=0.000002 rms=0.000531 Jy/beam ! Combined flux in latest and established models = 0.157923 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 = 9.32426e-05 Jy ! Component: 100 - total flux cleaned = 0.000140476 Jy ! Component: 150 - total flux cleaned = 0.000181098 Jy ! Component: 200 - total flux cleaned = 0.000216832 Jy ! Total flux subtracted in 200 components = 0.000216832 Jy ! Clean residual min=-0.002087 max=0.001485 Jy/beam ! Clean residual mean=0.000002 rms=0.000506 Jy/beam ! Combined flux in latest and established models = 0.15814 Jy ! Adding 20 model components to the UV plane model. ! The established model now contains 52 components and 0.15814 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.7596 mas, bmaj=1.976 mas, bpa=6.323 degrees ! Estimated noise=0.608181 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -7.8095e-05 Jy ! Component: 100 - total flux cleaned = 4.83842e-05 Jy ! Component: 150 - total flux cleaned = 1.52097e-05 Jy ! Component: 200 - total flux cleaned = 7.67301e-05 Jy ! Total flux subtracted in 200 components = 7.67301e-05 Jy ! Clean residual min=-0.001954 max=0.001800 Jy/beam ! Clean residual mean=0.000001 rms=0.000440 Jy/beam ! Combined flux in latest and established models = 0.158217 Jy selfcal ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 63 components and 0.158217 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=0.074511Jy sigma=0.898646 ! Fit after self-cal, rms=0.074511Jy sigma=0.898600 wmodel J0801-2831_X_map.mod ! Writing 63 model components to file: J0801-2831_X_map.mod wobs J0801-2831_X_uvs.fits ! Writing UV FITS file: J0801-2831_X_uvs.fits wwins J0801-2831_X_map.win ! wwins: Wrote 2 windows to J0801-2831_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 = -0.000324506 Jy ! Component: 100 - total flux cleaned = -0.000541618 Jy ! Component: 150 - total flux cleaned = -0.000686104 Jy ! Component: 200 - total flux cleaned = -0.00063201 Jy ! Component: 250 - total flux cleaned = -0.000479948 Jy ! Component: 300 - total flux cleaned = -0.000431027 Jy ! Component: 350 - total flux cleaned = -0.000477018 Jy ! Component: 400 - total flux cleaned = -0.000521551 Jy ! Component: 450 - total flux cleaned = -0.000520997 Jy ! Component: 500 - total flux cleaned = -0.00056306 Jy ! Component: 550 - total flux cleaned = -0.000521505 Jy ! Component: 600 - total flux cleaned = -0.000501434 Jy ! Component: 650 - total flux cleaned = -0.000520922 Jy ! Component: 700 - total flux cleaned = -0.000559013 Jy ! Component: 750 - total flux cleaned = -0.000539868 Jy ! Component: 800 - total flux cleaned = -0.000558008 Jy ! Component: 850 - total flux cleaned = -0.000539922 Jy ! Component: 900 - total flux cleaned = -0.00054003 Jy ! Component: 950 - total flux cleaned = -0.000540351 Jy ! Component: 1000 - total flux cleaned = -0.000591792 Jy ! Component: 1050 - total flux cleaned = -0.000642349 Jy ! Component: 1100 - total flux cleaned = -0.000741378 Jy ! Component: 1150 - total flux cleaned = -0.000871463 Jy ! Component: 1200 - total flux cleaned = -0.000967567 Jy ! Component: 1250 - total flux cleaned = -0.00104641 Jy ! Component: 1300 - total flux cleaned = -0.0011555 Jy ! Component: 1350 - total flux cleaned = -0.00123238 Jy ! Component: 1400 - total flux cleaned = -0.00135373 Jy ! Component: 1450 - total flux cleaned = -0.00148861 Jy ! Component: 1500 - total flux cleaned = -0.00154793 Jy ! Component: 1550 - total flux cleaned = -0.00168007 Jy ! Component: 1600 - total flux cleaned = -0.00172355 Jy ! Component: 1650 - total flux cleaned = -0.0018244 Jy ! Component: 1700 - total flux cleaned = -0.00188163 Jy ! Component: 1750 - total flux cleaned = -0.00200886 Jy ! Component: 1800 - total flux cleaned = -0.00205081 Jy ! Component: 1850 - total flux cleaned = -0.00214808 Jy ! Component: 1900 - total flux cleaned = -0.00221694 Jy ! Component: 1950 - total flux cleaned = -0.00229882 Jy ! Component: 2000 - total flux cleaned = -0.00233943 Jy ! Component: 2050 - total flux cleaned = -0.002447 Jy ! Component: 2100 - total flux cleaned = -0.00244713 Jy ! Component: 2150 - total flux cleaned = -0.00251353 Jy ! Component: 2200 - total flux cleaned = -0.00257944 Jy ! Component: 2250 - total flux cleaned = -0.00261879 Jy ! Component: 2300 - total flux cleaned = -0.0026318 Jy ! Component: 2350 - total flux cleaned = -0.00269673 Jy ! Component: 2400 - total flux cleaned = -0.00277397 Jy ! Component: 2450 - total flux cleaned = -0.0028251 Jy ! Component: 2500 - total flux cleaned = -0.00283776 Jy ! Component: 2550 - total flux cleaned = -0.00287583 Jy ! Component: 2600 - total flux cleaned = -0.00291373 Jy ! Component: 2650 - total flux cleaned = -0.00293887 Jy ! Component: 2700 - total flux cleaned = -0.0029388 Jy ! Component: 2750 - total flux cleaned = -0.00292631 Jy ! Component: 2800 - total flux cleaned = -0.00296369 Jy ! Component: 2850 - total flux cleaned = -0.00292629 Jy ! Component: 2900 - total flux cleaned = -0.00292625 Jy ! Component: 2950 - total flux cleaned = -0.00290144 Jy ! Component: 3000 - total flux cleaned = -0.00287666 Jy ! Component: 3050 - total flux cleaned = -0.0028767 Jy ! Component: 3100 - total flux cleaned = -0.00286432 Jy ! Component: 3150 - total flux cleaned = -0.00282727 Jy ! Component: 3200 - total flux cleaned = -0.00280254 Jy ! Component: 3250 - total flux cleaned = -0.0027531 Jy ! Component: 3300 - total flux cleaned = -0.00272839 Jy ! Component: 3350 - total flux cleaned = -0.00272827 Jy ! Component: 3400 - total flux cleaned = -0.00269109 Jy ! Component: 3450 - total flux cleaned = -0.00267867 Jy ! Component: 3500 - total flux cleaned = -0.00265379 Jy ! Component: 3550 - total flux cleaned = -0.00262885 Jy ! Component: 3600 - total flux cleaned = -0.00262896 Jy ! Component: 3650 - total flux cleaned = -0.00262896 Jy ! Component: 3700 - total flux cleaned = -0.00260397 Jy ! Component: 3750 - total flux cleaned = -0.00256649 Jy ! Component: 3800 - total flux cleaned = -0.00255388 Jy ! Component: 3850 - total flux cleaned = -0.00251617 Jy ! Component: 3900 - total flux cleaned = -0.0025035 Jy ! Component: 3950 - total flux cleaned = -0.00250353 Jy ! Component: 4000 - total flux cleaned = -0.0024781 Jy ! Component: 4050 - total flux cleaned = -0.00245247 Jy ! Total flux subtracted in 4096 components = -0.00241399 Jy ! Clean residual min=-0.000887 max=0.000790 Jy/beam ! Clean residual mean=-0.000004 rms=0.000204 Jy/beam ! Combined flux in latest and established models = 0.155803 Jy keep ! Adding 219 model components to the UV plane model. ! The established model now contains 282 components and 0.155803 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/bp222/maps//J0801-2831_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7596 x 1.976 at 6.323 degrees (North through East) ! Clean map min=-0.0012893 max=0.12217 Jy/beam ! Writing clean map to FITS file: /vlbi/bp222/maps//J0801-2831_X_map.fits wmodel /vlbi/bp222/maps//J0801-2831_X_map.mod ! Writing 282 model components to file: /vlbi/bp222/maps//J0801-2831_X_map.mod wobs /vlbi/bp222/maps//J0801-2831_X_uvs.fits ! Writing UV FITS file: /vlbi/bp222/maps//J0801-2831_X_uvs.fits wwins /vlbi/bp222/maps//J0801-2831_X_map.win ! wwins: Wrote 3 windows to /vlbi/bp222/maps//J0801-2831_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.122166 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000205849 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.505499 0.505499 1.011 2.022 4.04399 8.08799 16.176 32.352 64.7039 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0006 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.122 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 593.472 quit ! Quitting program ! Log file /vlbi/bp222/maps//J0801-2831_X_dfm.log closed on Thu Sep 27 10:55:37 2018