! Started logfile: /vlbi/uf001/uva//J0833-4441_X_dfm.log on Mon Jan 14 00:00:25 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/uf001/uva//J0833-4441_X_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J0833-4441_X_uva.fits ! AN table 1: 80 integrations on 21 of 21 possible baselines. ! Apparent sampling: 0.841071 visibilities/baseline/integration-bin. ! Found source: J0833-4441 ! ! 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 16956 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 J0833-4441_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 44 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 44 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 44 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 44 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 44 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 44 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 44 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 44 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 44 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 44 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 44 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 44 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.008055Jy sigma=17.298580 ! Fit after self-cal, rms=0.924061Jy sigma=15.837022 ! 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=0.5572 mas, bmaj=2.014 mas, bpa=-7.845 degrees ! Estimated noise=0.763587 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 = 0.0504635 Jy ! Component: 100 - total flux cleaned = 0.0676112 Jy ! Total flux subtracted in 100 components = 0.0676112 Jy ! Clean residual min=-0.006480 max=0.009137 Jy/beam ! Clean residual mean=0.000099 rms=0.001778 Jy/beam ! Combined flux in latest and established models = 0.0676112 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 10 components and 0.0676112 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=0.081197Jy sigma=1.306633 ! Fit after self-cal, rms=0.080582Jy sigma=1.296864 ! 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=0.7794 mas, bmaj=2.606 mas, bpa=-8.938 degrees ! Estimated noise=0.321829 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 = 0.0181034 Jy ! Component: 100 - total flux cleaned = 0.0258262 Jy ! Component: 150 - total flux cleaned = 0.0292507 Jy ! Component: 200 - total flux cleaned = 0.030784 Jy ! Total flux subtracted in 200 components = 0.030784 Jy ! Clean residual min=-0.004160 max=0.003046 Jy/beam ! Clean residual mean=0.000064 rms=0.001073 Jy/beam ! Combined flux in latest and established models = 0.0983951 Jy ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 31 components and 0.0983951 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=0.077127Jy sigma=1.230038 ! Fit after self-cal, rms=0.077063Jy sigma=1.228566 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7794 x 2.606 at -8.938 degrees (North through East) ! Clean map min=-0.0039267 max=0.076663 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! FD 1.09 KP 1.05 LA 0.88 MK 1.06 ! OV 1.06 PT 0.97 SC 1.06 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! FD 1.10 KP 1.07 LA 0.85 MK 1.13 ! OV 0.98 PT 1.02 SC 1.03 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! FD 1.10 KP 1.07 LA 0.80 MK 1.07 ! OV 1.05 PT 1.02 SC 1.02 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! FD 1.02 KP 1.09 LA 0.86 MK 1.12 ! OV 0.98 PT 1.04 SC 1.06 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! FD 1.11 KP 1.06 LA 0.83 MK 1.04 ! OV 1.01 PT 1.05 SC 1.00 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! FD 1.06 KP 1.03 LA 0.89 MK 1.04 ! OV 1.03 PT 1.02 SC 1.01 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! FD 1.09 KP 1.03 LA 0.84 MK 1.01 ! OV 0.98 PT 0.98 SC 1.08 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! FD 1.10 KP 1.10 LA 0.81 MK 0.95 ! OV 0.98 PT 0.97 SC 1.02 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! FD 1.09 KP 1.07 LA 0.85 MK 1.01 ! OV 1.04 PT 0.95 SC 0.96 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! FD 1.03 KP 1.08 LA 0.85 MK 1.02 ! OV 0.99 PT 0.99 SC 1.11 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! FD 1.04 KP 1.06 LA 0.83 MK 0.94 ! OV 0.98 PT 1.03 SC 1.01 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! FD 1.01 KP 1.06 LA 0.83 MK 0.93 ! OV 1.06 PT 1.03 SC 0.92 ! ! ! Fit before self-cal, rms=0.077063Jy sigma=1.228566 ! Fit after self-cal, rms=0.076513Jy sigma=1.216939 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.7869 mas, bmaj=2.621 mas, bpa=-9.007 degrees ! Estimated noise=0.320089 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 = -0.00012753 Jy ! Component: 100 - total flux cleaned = -0.000140227 Jy ! Component: 150 - total flux cleaned = -0.000130651 Jy ! Component: 200 - total flux cleaned = -0.000121308 Jy ! Total flux subtracted in 200 components = -0.000121308 Jy ! Clean residual min=-0.001540 max=0.001507 Jy/beam ! Clean residual mean=0.000004 rms=0.000424 Jy/beam ! Combined flux in latest and established models = 0.0982738 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 35 components and 0.0982738 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=0.076508Jy sigma=1.216900 ! Fit after self-cal, rms=0.076756Jy sigma=1.215680 ! 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=0.076756Jy sigma=1.215680 ! Fit after self-cal, rms=0.076883Jy sigma=1.215522 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.7863 mas, bmaj=2.621 mas, bpa=-9.042 degrees ! Estimated noise=0.319585 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000162752 Jy ! Component: 100 - total flux cleaned = -0.000120159 Jy ! Component: 150 - total flux cleaned = -0.000101835 Jy ! Component: 200 - total flux cleaned = -9.34951e-05 Jy ! Total flux subtracted in 200 components = -9.34951e-05 Jy ! Clean residual min=-0.001586 max=0.001537 Jy/beam ! Clean residual mean=0.000005 rms=0.000429 Jy/beam ! Combined flux in latest and established models = 0.0981803 Jy selfcal ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 36 components and 0.0981803 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=0.076879Jy sigma=1.215499 ! Fit after self-cal, rms=0.076922Jy sigma=1.215471 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 = -5.34114e-05 Jy ! Component: 100 - total flux cleaned = -1.80334e-05 Jy ! Component: 150 - total flux cleaned = -2.97936e-06 Jy ! Component: 200 - total flux cleaned = 3.84416e-06 Jy ! Total flux subtracted in 200 components = 3.84416e-06 Jy ! Clean residual min=-0.001598 max=0.001525 Jy/beam ! Clean residual mean=0.000006 rms=0.000429 Jy/beam ! Combined flux in latest and established models = 0.0981842 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 37 components and 0.0981842 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=0.076920Jy sigma=1.215449 ! Fit after self-cal, rms=0.076922Jy sigma=1.215444 ! 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=0.076922Jy sigma=1.215444 ! Fit after self-cal, rms=0.078442Jy sigma=1.212926 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.7829 mas, bmaj=2.62 mas, bpa=-9.057 degrees ! Estimated noise=0.31883 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 5.005e-05 Jy ! Component: 100 - total flux cleaned = 8.03614e-05 Jy ! Component: 150 - total flux cleaned = 0.000106998 Jy ! Component: 200 - total flux cleaned = 0.000137097 Jy ! Total flux subtracted in 200 components = 0.000137097 Jy ! Clean residual min=-0.001183 max=0.001263 Jy/beam ! Clean residual mean=-0.000002 rms=0.000309 Jy/beam ! Combined flux in latest and established models = 0.0983213 Jy selfcal ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 37 components and 0.0983213 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=0.078438Jy sigma=1.212911 ! Fit after self-cal, rms=0.078519Jy sigma=1.212714 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 = -5.0139e-05 Jy ! Component: 100 - total flux cleaned = -3.47846e-05 Jy ! Component: 150 - total flux cleaned = -2.7477e-05 Jy ! Component: 200 - total flux cleaned = -2.75065e-05 Jy ! Total flux subtracted in 200 components = -2.75065e-05 Jy ! Clean residual min=-0.001203 max=0.001262 Jy/beam ! Clean residual mean=-0.000001 rms=0.000307 Jy/beam ! Combined flux in latest and established models = 0.0982937 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 37 components and 0.0982937 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=0.078517Jy sigma=1.212700 ! Fit after self-cal, rms=0.078518Jy sigma=1.212696 ! 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=0.078518Jy sigma=1.212696 ! Fit after self-cal, rms=0.078584Jy sigma=1.212665 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.985 mas, bmaj=11.49 mas, bpa=-0.5183 degrees ! Estimated noise=0.426695 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000114376 Jy ! Component: 100 - total flux cleaned = 0.00013364 Jy ! Component: 150 - total flux cleaned = 0.000133864 Jy ! Component: 200 - total flux cleaned = 0.000134055 Jy ! Total flux subtracted in 200 components = 0.000134055 Jy ! Clean residual min=-0.001242 max=0.001256 Jy/beam ! Clean residual mean=-0.000003 rms=0.000357 Jy/beam ! Combined flux in latest and established models = 0.0984278 Jy selfcal ! Performing phase self-cal ! Adding 4 model components to the UV plane model. ! The established model now contains 38 components and 0.0984278 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=0.078585Jy sigma=1.212670 ! Fit after self-cal, rms=0.078594Jy sigma=1.212668 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 = -8.36473e-06 Jy ! Component: 100 - total flux cleaned = -8.30249e-06 Jy ! Component: 150 - total flux cleaned = -8.29452e-06 Jy ! Component: 200 - total flux cleaned = -8.39437e-06 Jy ! Total flux subtracted in 200 components = -8.39437e-06 Jy ! Clean residual min=-0.001234 max=0.001255 Jy/beam ! Clean residual mean=-0.000003 rms=0.000357 Jy/beam ! Combined flux in latest and established models = 0.0984194 Jy ! Performing phase self-cal ! Adding 3 model components to the UV plane model. ! The established model now contains 38 components and 0.0984194 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=0.078594Jy sigma=1.212668 ! Fit after self-cal, rms=0.078595Jy sigma=1.212670 ! 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=0.7809 mas, bmaj=2.616 mas, bpa=-9.07 degrees ! Estimated noise=0.318134 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7809 x 2.616 at -9.07 degrees (North through East) ! Clean map min=-0.0010476 max=0.075413 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=0.5579 mas, bmaj=2.009 mas, bpa=-7.808 degrees ! Estimated noise=0.76078 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0496984 Jy ! Component: 100 - total flux cleaned = 0.0682015 Jy ! Component: 150 - total flux cleaned = 0.0794278 Jy ! Component: 200 - total flux cleaned = 0.0864496 Jy ! Total flux subtracted in 200 components = 0.0864496 Jy ! Clean residual min=-0.003968 max=0.004365 Jy/beam ! Clean residual mean=0.000045 rms=0.001036 Jy/beam ! Combined flux in latest and established models = 0.0864496 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 14 model components to the UV plane model. ! The established model now contains 14 components and 0.0864496 Jy ! Inverting map and beam ! Estimated beam: bmin=0.7809 mas, bmaj=2.616 mas, bpa=-9.07 degrees ! Estimated noise=0.318134 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 = 0.00692224 Jy ! Component: 100 - total flux cleaned = 0.00970781 Jy ! Component: 150 - total flux cleaned = 0.0109323 Jy ! Component: 200 - total flux cleaned = 0.011475 Jy ! Total flux subtracted in 200 components = 0.011475 Jy ! Clean residual min=-0.001177 max=0.001335 Jy/beam ! Clean residual mean=0.000001 rms=0.000308 Jy/beam ! Combined flux in latest and established models = 0.0979246 Jy ! Adding 22 model components to the UV plane model. ! The established model now contains 28 components and 0.0979246 Jy ! Inverting map ! Added new window around map position (-40.8, -31.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00107196 Jy ! Component: 100 - total flux cleaned = 0.00114711 Jy ! Component: 150 - total flux cleaned = 0.00118708 Jy ! Component: 200 - total flux cleaned = 0.00119758 Jy ! Total flux subtracted in 200 components = 0.00119758 Jy ! Clean residual min=-0.001082 max=0.001220 Jy/beam ! Clean residual mean=-0.000001 rms=0.000289 Jy/beam ! Combined flux in latest and established models = 0.0991222 Jy ! Adding 16 model components to the UV plane model. ! The established model now contains 43 components and 0.0991222 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=2.985 mas, bmaj=11.49 mas, bpa=-0.5183 degrees ! Estimated noise=0.426695 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000261841 Jy ! Component: 100 - total flux cleaned = 0.000330645 Jy ! Component: 150 - total flux cleaned = 0.000344607 Jy ! Component: 200 - total flux cleaned = 0.000353924 Jy ! Total flux subtracted in 200 components = 0.000353924 Jy ! Clean residual min=-0.001180 max=0.001115 Jy/beam ! Clean residual mean=-0.000007 rms=0.000324 Jy/beam ! Combined flux in latest and established models = 0.0994761 Jy flux_cutoff = imstat(rms) * dynam repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam keep new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 8.22331e-06 Jy ! Component: 100 - total flux cleaned = 1.62077e-05 Jy ! Component: 150 - total flux cleaned = 2.07359e-05 Jy ! Component: 200 - total flux cleaned = 2.75625e-05 Jy ! Total flux subtracted in 200 components = 2.75625e-05 Jy ! Clean residual min=-0.001185 max=0.001119 Jy/beam ! Clean residual mean=-0.000007 rms=0.000324 Jy/beam ! Combined flux in latest and established models = 0.0995037 Jy ! Adding 13 model components to the UV plane model. ! The established model now contains 56 components and 0.0995037 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.7809 mas, bmaj=2.616 mas, bpa=-9.07 degrees ! Estimated noise=0.318134 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000136089 Jy ! Component: 100 - total flux cleaned = -0.000162025 Jy ! Component: 150 - total flux cleaned = -0.000184045 Jy ! Component: 200 - total flux cleaned = -0.000184388 Jy ! Total flux subtracted in 200 components = -0.000184388 Jy ! Clean residual min=-0.001098 max=0.001209 Jy/beam ! Clean residual mean=-0.000003 rms=0.000287 Jy/beam ! Combined flux in latest and established models = 0.0993193 Jy selfcal ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 62 components and 0.0993193 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=0.078576Jy sigma=1.212320 ! Fit after self-cal, rms=0.078572Jy sigma=1.212211 wmodel J0833-4441_X_map.mod ! Writing 62 model components to file: J0833-4441_X_map.mod wobs J0833-4441_X_uvs.fits ! Writing UV FITS file: J0833-4441_X_uvs.fits wwins J0833-4441_X_map.win ! wwins: Wrote 2 windows to J0833-4441_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 = 0.000109984 Jy ! Component: 100 - total flux cleaned = 1.49647e-05 Jy ! Component: 150 - total flux cleaned = -0.000183985 Jy ! Component: 200 - total flux cleaned = -0.000340007 Jy ! Component: 250 - total flux cleaned = -0.000505861 Jy ! Component: 300 - total flux cleaned = -0.000666081 Jy ! Component: 350 - total flux cleaned = -0.000775014 Jy ! Component: 400 - total flux cleaned = -0.000865938 Jy ! Component: 450 - total flux cleaned = -0.000968984 Jy ! Component: 500 - total flux cleaned = -0.000969002 Jy ! Component: 550 - total flux cleaned = -0.00103962 Jy ! Component: 600 - total flux cleaned = -0.00106707 Jy ! Component: 650 - total flux cleaned = -0.00110758 Jy ! Component: 700 - total flux cleaned = -0.00118759 Jy ! Component: 750 - total flux cleaned = -0.00129203 Jy ! Component: 800 - total flux cleaned = -0.0013688 Jy ! Component: 850 - total flux cleaned = -0.00143173 Jy ! Component: 900 - total flux cleaned = -0.00150618 Jy ! Component: 950 - total flux cleaned = -0.00157937 Jy ! Component: 1000 - total flux cleaned = -0.00167533 Jy ! Component: 1050 - total flux cleaned = -0.00171078 Jy ! Component: 1100 - total flux cleaned = -0.0017691 Jy ! Component: 1150 - total flux cleaned = -0.00186119 Jy ! Component: 1200 - total flux cleaned = -0.00194043 Jy ! Component: 1250 - total flux cleaned = -0.00199646 Jy ! Component: 1300 - total flux cleaned = -0.00207365 Jy ! Component: 1350 - total flux cleaned = -0.0021716 Jy ! Component: 1400 - total flux cleaned = -0.00222548 Jy ! Component: 1450 - total flux cleaned = -0.00232122 Jy ! Component: 1500 - total flux cleaned = -0.00241575 Jy ! Component: 1550 - total flux cleaned = -0.00247812 Jy ! Component: 1600 - total flux cleaned = -0.00253983 Jy ! Component: 1650 - total flux cleaned = -0.00262126 Jy ! Component: 1700 - total flux cleaned = -0.00268182 Jy ! Component: 1750 - total flux cleaned = -0.00277166 Jy ! Component: 1800 - total flux cleaned = -0.00282117 Jy ! Component: 1850 - total flux cleaned = -0.0028604 Jy ! Component: 1900 - total flux cleaned = -0.0029189 Jy ! Component: 1950 - total flux cleaned = -0.00297686 Jy ! Component: 2000 - total flux cleaned = -0.00300563 Jy ! Component: 2050 - total flux cleaned = -0.00306255 Jy ! Component: 2100 - total flux cleaned = -0.00310966 Jy ! Component: 2150 - total flux cleaned = -0.00314697 Jy ! Component: 2200 - total flux cleaned = -0.00321185 Jy ! Component: 2250 - total flux cleaned = -0.0032394 Jy ! Component: 2300 - total flux cleaned = -0.00329413 Jy ! Component: 2350 - total flux cleaned = -0.00332143 Jy ! Component: 2400 - total flux cleaned = -0.00334851 Jy ! Component: 2450 - total flux cleaned = -0.00338425 Jy ! Component: 2500 - total flux cleaned = -0.00340197 Jy ! Component: 2550 - total flux cleaned = -0.00341085 Jy ! Component: 2600 - total flux cleaned = -0.00346349 Jy ! Component: 2650 - total flux cleaned = -0.00347227 Jy ! Component: 2700 - total flux cleaned = -0.00353298 Jy ! Component: 2750 - total flux cleaned = -0.00355028 Jy ! Component: 2800 - total flux cleaned = -0.00356741 Jy ! Component: 2850 - total flux cleaned = -0.00357586 Jy ! Component: 2900 - total flux cleaned = -0.00360989 Jy ! Component: 2950 - total flux cleaned = -0.00364369 Jy ! Component: 3000 - total flux cleaned = -0.00368564 Jy ! Component: 3050 - total flux cleaned = -0.00369397 Jy ! Component: 3100 - total flux cleaned = -0.00372721 Jy ! Component: 3150 - total flux cleaned = -0.00369401 Jy ! Component: 3200 - total flux cleaned = -0.00371052 Jy ! Component: 3250 - total flux cleaned = -0.00371876 Jy ! Component: 3300 - total flux cleaned = -0.00372692 Jy ! Component: 3350 - total flux cleaned = -0.00371058 Jy ! Component: 3400 - total flux cleaned = -0.00373498 Jy ! Component: 3450 - total flux cleaned = -0.00371062 Jy ! Component: 3500 - total flux cleaned = -0.00371064 Jy ! Component: 3550 - total flux cleaned = -0.00369451 Jy ! Component: 3600 - total flux cleaned = -0.00371866 Jy ! Component: 3650 - total flux cleaned = -0.00371063 Jy ! Component: 3700 - total flux cleaned = -0.00370263 Jy ! Component: 3750 - total flux cleaned = -0.00370267 Jy ! Component: 3800 - total flux cleaned = -0.00370265 Jy ! Component: 3850 - total flux cleaned = -0.00370265 Jy ! Component: 3900 - total flux cleaned = -0.00369473 Jy ! Component: 3950 - total flux cleaned = -0.00370267 Jy ! Component: 4000 - total flux cleaned = -0.00370271 Jy ! Component: 4050 - total flux cleaned = -0.00372637 Jy ! Total flux subtracted in 4096 components = -0.00371063 Jy ! Clean residual min=-0.000482 max=0.000474 Jy/beam ! Clean residual mean=-0.000001 rms=0.000139 Jy/beam ! Combined flux in latest and established models = 0.0956087 Jy keep ! Adding 238 model components to the UV plane model. ! The established model now contains 300 components and 0.0956087 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J0833-4441_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7809 x 2.616 at -9.07 degrees (North through East) ! Clean map min=-0.00092346 max=0.075781 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J0833-4441_X_map.fits wmodel /vlbi/uf001/uva//J0833-4441_X_map.mod ! Writing 300 model components to file: /vlbi/uf001/uva//J0833-4441_X_map.mod wobs /vlbi/uf001/uva//J0833-4441_X_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J0833-4441_X_uvs.fits wwins /vlbi/uf001/uva//J0833-4441_X_map.win ! wwins: Wrote 3 windows to /vlbi/uf001/uva//J0833-4441_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0757812 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000139043 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.55044 0.55044 1.10088 2.20176 4.40352 8.80704 17.6141 35.2281 70.4563 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0004 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.075 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 545.018 quit ! Quitting program ! Log file /vlbi/uf001/uva//J0833-4441_X_dfm.log closed on Mon Jan 14 00:00:30 2019