! Started logfile: /vlbi/uf001/uva//J2331+0705_X_b_dfm.log on Mon Jan 14 06:44:50 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//J2331+0705_X_b_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J2331+0705_X_b_uva.fits ! AN table 1: 58 integrations on 28 of 28 possible baselines. ! Apparent sampling: 0.764163 visibilities/baseline/integration-bin. ! Found source: J2331+0705 ! ! 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 14892 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 J2331+0705_X_b] 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 72 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 72 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 72 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 72 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 72 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 72 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 72 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 72 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 72 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 72 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 72 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 72 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.001027Jy sigma=23.737931 ! Fit after self-cal, rms=0.944770Jy sigma=22.374408 ! 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=0.8833 mas, bmaj=2.961 mas, bpa=-16.24 degrees ! Estimated noise=0.479787 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 = 0.0388856 Jy ! Component: 100 - total flux cleaned = 0.0566647 Jy ! Total flux subtracted in 100 components = 0.0566647 Jy ! Clean residual min=-0.007358 max=0.008823 Jy/beam ! Clean residual mean=0.000004 rms=0.002178 Jy/beam ! Combined flux in latest and established models = 0.0566647 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 14 components and 0.0566647 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=0.064599Jy sigma=1.471557 ! Fit after self-cal, rms=0.063674Jy sigma=1.447135 ! 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=1.126 mas, bmaj=2.95 mas, bpa=-15.04 degrees ! Estimated noise=0.251814 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 = 0.0173503 Jy ! Component: 100 - total flux cleaned = 0.0277562 Jy ! Component: 150 - total flux cleaned = 0.0348268 Jy ! Component: 200 - total flux cleaned = 0.03989 Jy ! Total flux subtracted in 200 components = 0.03989 Jy ! Clean residual min=-0.007671 max=0.011162 Jy/beam ! Clean residual mean=0.000003 rms=0.002298 Jy/beam ! Combined flux in latest and established models = 0.0965547 Jy ! Performing phase self-cal ! Adding 36 model components to the UV plane model. ! The established model now contains 45 components and 0.0965547 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=0.058347Jy sigma=1.313987 ! Fit after self-cal, rms=0.058081Jy sigma=1.307055 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.126 x 2.95 at -15.04 degrees (North through East) ! Clean map min=-0.007735 max=0.055808 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 FD 0.91 HN 0.85 KP 1.03 ! LA 0.96 MK 1.05 NL 1.28 PT 0.69 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.13 FD 0.91 HN 0.88 KP 1.06 ! LA 0.96 MK 1.04 NL 1.23 PT 0.67 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 0.93 HN 0.92 KP 1.07 ! LA 0.93 MK 1.12 NL 1.24 PT 0.68 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.18 FD 0.89 HN 0.90 KP 1.07 ! LA 0.91 MK 0.90 NL 1.21 PT 0.74 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 0.96 HN 0.90 KP 1.11 ! LA 0.88 MK 0.98 NL 1.22 PT 0.71 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 0.90 HN 0.86 KP 1.13 ! LA 0.90 MK 1.13 NL 1.28 PT 0.70 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 0.91 HN 0.86 KP 1.12 ! LA 0.94 MK 0.96 NL 1.20 PT 0.76 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.10 FD 0.99 HN 0.92 KP 1.05 ! LA 0.93 MK 0.79 NL 1.20 PT 0.70 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 FD 0.93 HN 0.92 KP 1.14 ! LA 0.88 MK 0.88 NL 1.23 PT 0.76 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 0.93 HN 0.82 KP 1.12 ! LA 0.98 MK 0.93 NL 1.21 PT 0.73 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 0.90 HN 0.91 KP 1.09 ! LA 0.92 MK 0.71 NL 1.15 PT 0.78 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 0.94 HN 0.80 KP 1.03 ! LA 0.96 MK 0.58 NL 1.14 PT 0.74 ! ! ! Fit before self-cal, rms=0.058081Jy sigma=1.307055 ! Fit after self-cal, rms=0.053716Jy sigma=1.262371 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.092 mas, bmaj=3.059 mas, bpa=-15.25 degrees ! Estimated noise=0.23743 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 (11.2, -32.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00846826 Jy ! Component: 100 - total flux cleaned = 0.0135168 Jy ! Component: 150 - total flux cleaned = 0.0172983 Jy ! Component: 200 - total flux cleaned = 0.0203284 Jy ! Total flux subtracted in 200 components = 0.0203284 Jy ! Clean residual min=-0.003902 max=0.004443 Jy/beam ! Clean residual mean=0.000002 rms=0.001116 Jy/beam ! Combined flux in latest and established models = 0.116883 Jy ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 72 components and 0.116883 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=0.052096Jy sigma=1.220757 ! Fit after self-cal, rms=0.051998Jy sigma=1.214206 ! 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=0.051998Jy sigma=1.214206 ! Fit after self-cal, rms=0.052696Jy sigma=1.200984 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.108 mas, bmaj=3.079 mas, bpa=-15.46 degrees ! Estimated noise=0.239857 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0036787 Jy ! Component: 100 - total flux cleaned = 0.0058447 Jy ! Component: 150 - total flux cleaned = 0.00682683 Jy ! Component: 200 - total flux cleaned = 0.00750334 Jy ! Total flux subtracted in 200 components = 0.00750334 Jy ! Clean residual min=-0.002844 max=0.003645 Jy/beam ! Clean residual mean=-0.000000 rms=0.000755 Jy/beam ! Combined flux in latest and established models = 0.124386 Jy selfcal ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 90 components and 0.124386 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=0.052338Jy sigma=1.192940 ! Fit after self-cal, rms=0.052337Jy sigma=1.190909 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) ! Added new window around map position (3.8, -7.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00323134 Jy ! Component: 100 - total flux cleaned = 0.00488152 Jy ! Component: 150 - total flux cleaned = 0.00562755 Jy ! Component: 200 - total flux cleaned = 0.0059777 Jy ! Total flux subtracted in 200 components = 0.0059777 Jy ! Clean residual min=-0.002580 max=0.002476 Jy/beam ! Clean residual mean=0.000001 rms=0.000652 Jy/beam ! Combined flux in latest and established models = 0.130364 Jy ! Performing phase self-cal ! Adding 37 model components to the UV plane model. ! The established model now contains 119 components and 0.130364 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=0.052063Jy sigma=1.185540 ! Fit after self-cal, rms=0.052047Jy sigma=1.184521 ! 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=0.052047Jy sigma=1.184521 ! Fit after self-cal, rms=0.052206Jy sigma=1.182880 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.11 mas, bmaj=3.069 mas, bpa=-15.49 degrees ! Estimated noise=0.238185 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00212224 Jy ! Component: 100 - total flux cleaned = 0.0032328 Jy ! Component: 150 - total flux cleaned = 0.00381035 Jy ! Component: 200 - total flux cleaned = 0.00402058 Jy ! Total flux subtracted in 200 components = 0.00402058 Jy ! Clean residual min=-0.002290 max=0.002129 Jy/beam ! Clean residual mean=0.000001 rms=0.000549 Jy/beam ! Combined flux in latest and established models = 0.134385 Jy selfcal ! Performing phase self-cal ! Adding 36 model components to the UV plane model. ! The established model now contains 134 components and 0.134385 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=0.052061Jy sigma=1.180233 ! Fit after self-cal, rms=0.052074Jy sigma=1.179626 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 = 0.00077449 Jy ! Component: 100 - total flux cleaned = 0.000904197 Jy ! Component: 150 - total flux cleaned = 0.0010511 Jy ! Component: 200 - total flux cleaned = 0.00125352 Jy ! Total flux subtracted in 200 components = 0.00125352 Jy ! Clean residual min=-0.002246 max=0.002019 Jy/beam ! Clean residual mean=0.000001 rms=0.000523 Jy/beam ! Combined flux in latest and established models = 0.135638 Jy ! Performing phase self-cal ! Adding 32 model components to the UV plane model. ! The established model now contains 144 components and 0.135638 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=0.052001Jy sigma=1.178428 ! Fit after self-cal, rms=0.052011Jy sigma=1.178265 ! 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=0.052011Jy sigma=1.178265 ! Fit after self-cal, rms=0.051977Jy sigma=1.177758 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.25 mas, bmaj=3.193 mas, bpa=-18.21 degrees ! Estimated noise=0.270104 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00166144 Jy ! Component: 100 - total flux cleaned = 0.00272465 Jy ! Component: 150 - total flux cleaned = 0.00324839 Jy ! Component: 200 - total flux cleaned = 0.00344828 Jy ! Total flux subtracted in 200 components = 0.00344828 Jy ! Clean residual min=-0.002112 max=0.002321 Jy/beam ! Clean residual mean=0.000001 rms=0.000573 Jy/beam ! Combined flux in latest and established models = 0.139087 Jy selfcal ! Performing phase self-cal ! Adding 35 model components to the UV plane model. ! The established model now contains 163 components and 0.139087 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=0.051933Jy sigma=1.176723 ! Fit after self-cal, rms=0.051926Jy sigma=1.176418 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 = 0.000587657 Jy ! Component: 100 - total flux cleaned = 0.000712679 Jy ! Component: 150 - total flux cleaned = 0.000740427 Jy ! Component: 200 - total flux cleaned = 0.000713992 Jy ! Total flux subtracted in 200 components = 0.000713992 Jy ! Clean residual min=-0.002006 max=0.002227 Jy/beam ! Clean residual mean=0.000001 rms=0.000541 Jy/beam ! Combined flux in latest and established models = 0.139801 Jy ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 173 components and 0.139801 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=0.051905Jy sigma=1.175934 ! Fit after self-cal, rms=0.051904Jy sigma=1.175843 ! 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=1.111 mas, bmaj=3.066 mas, bpa=-15.48 degrees ! Estimated noise=0.237234 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.111 x 3.066 at -15.48 degrees (North through East) ! Clean map min=-0.001857 max=0.052171 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=0.8688 mas, bmaj=3.05 mas, bpa=-16.34 degrees ! Estimated noise=0.455113 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0374525 Jy ! Component: 100 - total flux cleaned = 0.0559764 Jy ! Component: 150 - total flux cleaned = 0.067698 Jy ! Component: 200 - total flux cleaned = 0.0762677 Jy ! Total flux subtracted in 200 components = 0.0762677 Jy ! Clean residual min=-0.006294 max=0.005910 Jy/beam ! Clean residual mean=0.000002 rms=0.001489 Jy/beam ! Combined flux in latest and established models = 0.0762677 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 27 model components to the UV plane model. ! The established model now contains 27 components and 0.0762677 Jy ! Inverting map and beam ! Estimated beam: bmin=1.111 mas, bmaj=3.066 mas, bpa=-15.48 degrees ! Estimated noise=0.237234 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 = 0.0103091 Jy ! Component: 100 - total flux cleaned = 0.0180935 Jy ! Component: 150 - total flux cleaned = 0.0243696 Jy ! Component: 200 - total flux cleaned = 0.0295718 Jy ! Total flux subtracted in 200 components = 0.0295718 Jy ! Clean residual min=-0.004021 max=0.005342 Jy/beam ! Clean residual mean=-0.000000 rms=0.001179 Jy/beam ! Combined flux in latest and established models = 0.105839 Jy ! Adding 34 model components to the UV plane model. ! The established model now contains 51 components and 0.105839 Jy ! Inverting map ! Added new window around map position (-2, -1.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00525467 Jy ! Component: 100 - total flux cleaned = 0.00914428 Jy ! Component: 150 - total flux cleaned = 0.0124623 Jy ! Component: 200 - total flux cleaned = 0.0153288 Jy ! Total flux subtracted in 200 components = 0.0153288 Jy ! Clean residual min=-0.002764 max=0.002531 Jy/beam ! Clean residual mean=0.000000 rms=0.000730 Jy/beam ! Combined flux in latest and established models = 0.121168 Jy ! Adding 39 model components to the UV plane model. ! The established model now contains 81 components and 0.121168 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=2.25 mas, bmaj=3.193 mas, bpa=-18.21 degrees ! Estimated noise=0.270104 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00374449 Jy ! Component: 100 - total flux cleaned = 0.00647646 Jy ! Component: 150 - total flux cleaned = 0.00871073 Jy ! Component: 200 - total flux cleaned = 0.010594 Jy ! Total flux subtracted in 200 components = 0.010594 Jy ! Clean residual min=-0.002496 max=0.001995 Jy/beam ! Clean residual mean=-0.000000 rms=0.000661 Jy/beam ! Combined flux in latest and established models = 0.131762 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 = 0.00153655 Jy ! Component: 100 - total flux cleaned = 0.00242361 Jy ! Component: 150 - total flux cleaned = 0.00315497 Jy ! Component: 200 - total flux cleaned = 0.00363615 Jy ! Total flux subtracted in 200 components = 0.00363615 Jy ! Clean residual min=-0.002219 max=0.001974 Jy/beam ! Clean residual mean=0.000000 rms=0.000560 Jy/beam ! Combined flux in latest and established models = 0.135398 Jy ! Adding 57 model components to the UV plane model. ! The established model now contains 123 components and 0.135398 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=1.111 mas, bmaj=3.066 mas, bpa=-15.48 degrees ! Estimated noise=0.237234 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -1.73514e-05 Jy ! Component: 100 - total flux cleaned = 0.000246656 Jy ! Component: 150 - total flux cleaned = 0.000437042 Jy ! Component: 200 - total flux cleaned = 0.000645731 Jy ! Total flux subtracted in 200 components = 0.000645731 Jy ! Clean residual min=-0.001903 max=0.001741 Jy/beam ! Clean residual mean=0.000000 rms=0.000430 Jy/beam ! Combined flux in latest and established models = 0.136044 Jy selfcal ! Performing phase self-cal ! Adding 36 model components to the UV plane model. ! The established model now contains 157 components and 0.136044 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=0.051858Jy sigma=1.175429 ! Fit after self-cal, rms=0.051804Jy sigma=1.174109 wmodel J2331+0705_X_b_map.mod ! Writing 157 model components to file: J2331+0705_X_b_map.mod wobs J2331+0705_X_b_uvs.fits ! Writing UV FITS file: J2331+0705_X_b_uvs.fits wwins J2331+0705_X_b_map.win ! wwins: Wrote 4 windows to J2331+0705_X_b_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 = -0.000424307 Jy ! Component: 100 - total flux cleaned = -0.000628677 Jy ! Component: 150 - total flux cleaned = -0.000656319 Jy ! Component: 200 - total flux cleaned = -0.00070709 Jy ! Component: 250 - total flux cleaned = -0.000753804 Jy ! Component: 300 - total flux cleaned = -0.000753752 Jy ! Component: 350 - total flux cleaned = -0.000817138 Jy ! Component: 400 - total flux cleaned = -0.000937108 Jy ! Component: 450 - total flux cleaned = -0.000956348 Jy ! Component: 500 - total flux cleaned = -0.00101146 Jy ! Component: 550 - total flux cleaned = -0.00104672 Jy ! Component: 600 - total flux cleaned = -0.00102979 Jy ! Component: 650 - total flux cleaned = -0.00104661 Jy ! Component: 700 - total flux cleaned = -0.00106261 Jy ! Component: 750 - total flux cleaned = -0.00107794 Jy ! Component: 800 - total flux cleaned = -0.0011227 Jy ! Component: 850 - total flux cleaned = -0.00112239 Jy ! Component: 900 - total flux cleaned = -0.00117934 Jy ! Component: 950 - total flux cleaned = -0.00119307 Jy ! Component: 1000 - total flux cleaned = -0.00117935 Jy ! Component: 1050 - total flux cleaned = -0.00115301 Jy ! Component: 1100 - total flux cleaned = -0.00117874 Jy ! Component: 1150 - total flux cleaned = -0.00116558 Jy ! Component: 1200 - total flux cleaned = -0.00115297 Jy ! Component: 1250 - total flux cleaned = -0.00112916 Jy ! Component: 1300 - total flux cleaned = -0.00117676 Jy ! Component: 1350 - total flux cleaned = -0.00118861 Jy ! Component: 1400 - total flux cleaned = -0.0012114 Jy ! Component: 1450 - total flux cleaned = -0.0012336 Jy ! Component: 1500 - total flux cleaned = -0.00127712 Jy ! Component: 1550 - total flux cleaned = -0.00129833 Jy ! Component: 1600 - total flux cleaned = -0.00130875 Jy ! Component: 1650 - total flux cleaned = -0.00137067 Jy ! Component: 1700 - total flux cleaned = -0.00139073 Jy ! Component: 1750 - total flux cleaned = -0.00140075 Jy ! Component: 1800 - total flux cleaned = -0.00143033 Jy ! Component: 1850 - total flux cleaned = -0.00146902 Jy ! Component: 1900 - total flux cleaned = -0.00149739 Jy ! Component: 1950 - total flux cleaned = -0.00151601 Jy ! Component: 2000 - total flux cleaned = -0.00152524 Jy ! Component: 2050 - total flux cleaned = -0.00156157 Jy ! Component: 2100 - total flux cleaned = -0.0015884 Jy ! Component: 2150 - total flux cleaned = -0.00160616 Jy ! Component: 2200 - total flux cleaned = -0.00168428 Jy ! Component: 2250 - total flux cleaned = -0.00171848 Jy ! Component: 2300 - total flux cleaned = -0.00176914 Jy ! Component: 2350 - total flux cleaned = -0.00178577 Jy ! Component: 2400 - total flux cleaned = -0.00179391 Jy ! Component: 2450 - total flux cleaned = -0.00184264 Jy ! Component: 2500 - total flux cleaned = -0.00184265 Jy ! Component: 2550 - total flux cleaned = -0.00188229 Jy ! Component: 2600 - total flux cleaned = -0.00189003 Jy ! Component: 2650 - total flux cleaned = -0.00190558 Jy ! Component: 2700 - total flux cleaned = -0.00194392 Jy ! Component: 2750 - total flux cleaned = -0.00197426 Jy ! Component: 2800 - total flux cleaned = -0.00200431 Jy ! Component: 2850 - total flux cleaned = -0.001997 Jy ! Component: 2900 - total flux cleaned = -0.00203369 Jy ! Component: 2950 - total flux cleaned = -0.00205544 Jy ! Component: 3000 - total flux cleaned = -0.00208425 Jy ! Component: 3050 - total flux cleaned = -0.00210559 Jy ! Component: 3100 - total flux cleaned = -0.00212671 Jy ! Component: 3150 - total flux cleaned = -0.00216156 Jy ! Component: 3200 - total flux cleaned = -0.00218227 Jy ! Component: 3250 - total flux cleaned = -0.00220966 Jy ! Component: 3300 - total flux cleaned = -0.00223689 Jy ! Component: 3350 - total flux cleaned = -0.00227063 Jy ! Component: 3400 - total flux cleaned = -0.00229065 Jy ! Component: 3450 - total flux cleaned = -0.00231723 Jy ! Component: 3500 - total flux cleaned = -0.00235669 Jy ! Component: 3550 - total flux cleaned = -0.00236976 Jy ! Component: 3600 - total flux cleaned = -0.00238278 Jy ! Component: 3650 - total flux cleaned = -0.00239563 Jy ! Component: 3700 - total flux cleaned = -0.00240849 Jy ! Component: 3750 - total flux cleaned = -0.00242761 Jy ! Component: 3800 - total flux cleaned = -0.00242757 Jy ! Component: 3850 - total flux cleaned = -0.00245896 Jy ! Component: 3900 - total flux cleaned = -0.00243397 Jy ! Component: 3950 - total flux cleaned = -0.00246508 Jy ! Component: 4000 - total flux cleaned = -0.00245266 Jy ! Component: 4050 - total flux cleaned = -0.00245272 Jy ! Total flux subtracted in 4096 components = -0.00245271 Jy ! Clean residual min=-0.000397 max=0.000382 Jy/beam ! Clean residual mean=-0.000000 rms=0.000104 Jy/beam ! Combined flux in latest and established models = 0.133591 Jy keep ! Adding 268 model components to the UV plane model. ! The established model now contains 425 components and 0.133591 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J2331+0705_X_b_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.111 x 3.066 at -15.48 degrees (North through East) ! Clean map min=-0.0015326 max=0.050365 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J2331+0705_X_b_map.fits wmodel /vlbi/uf001/uva//J2331+0705_X_b_map.mod ! Writing 425 model components to file: /vlbi/uf001/uva//J2331+0705_X_b_map.mod wobs /vlbi/uf001/uva//J2331+0705_X_b_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J2331+0705_X_b_uvs.fits wwins /vlbi/uf001/uva//J2331+0705_X_b_map.win ! wwins: Wrote 5 windows to /vlbi/uf001/uva//J2331+0705_X_b_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.050365 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000102744 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.611994 0.611994 1.22399 2.44798 4.89595 9.7919 19.5838 39.1676 78.3352 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0003 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.05 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 490.2 quit ! Quitting program ! Log file /vlbi/uf001/uva//J2331+0705_X_b_dfm.log closed on Mon Jan 14 06:44:55 2019