! Started logfile: /vlbi/uf001/uva//J1722+2458_X_dfm.log on Mon Jan 14 04:08:51 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//J1722+2458_X_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J1722+2458_X_uva.fits ! AN table 1: 57 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.924756 visibilities/baseline/integration-bin. ! Found source: J1722+2458 ! ! 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 28464 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 J1722+2458_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 19 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 19 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 19 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 19 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 19 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 19 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 19 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 19 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 19 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 19 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 19 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 19 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.007259Jy sigma=24.995882 ! Fit after self-cal, rms=0.921882Jy sigma=22.869074 ! 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=0.71 mas, bmaj=1.494 mas, bpa=-3.284 degrees ! Estimated noise=0.327924 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 = 0.0579661 Jy ! Component: 100 - total flux cleaned = 0.0756105 Jy ! Total flux subtracted in 100 components = 0.0756105 Jy ! Clean residual min=-0.008207 max=0.030003 Jy/beam ! Clean residual mean=-0.000012 rms=0.002249 Jy/beam ! Combined flux in latest and established models = 0.0756105 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 12 components and 0.0756105 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=0.088641Jy sigma=2.132258 ! Fit after self-cal, rms=0.087836Jy sigma=2.113522 ! Inverting map ! Added new window around map position (-0.2, -4). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0264412 Jy ! Component: 100 - total flux cleaned = 0.040267 Jy ! Total flux subtracted in 100 components = 0.040267 Jy ! Clean residual min=-0.006462 max=0.021632 Jy/beam ! Clean residual mean=-0.000008 rms=0.001676 Jy/beam ! Combined flux in latest and established models = 0.115878 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 29 components and 0.115878 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=0.078106Jy sigma=1.822480 ! Fit after self-cal, rms=0.074685Jy sigma=1.733868 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0179417 Jy ! Component: 100 - total flux cleaned = 0.0274069 Jy ! Total flux subtracted in 100 components = 0.0274069 Jy ! Clean residual min=-0.005319 max=0.010862 Jy/beam ! Clean residual mean=-0.000007 rms=0.001262 Jy/beam ! Combined flux in latest and established models = 0.143284 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 41 components and 0.143284 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=0.069344Jy sigma=1.559737 ! Fit after self-cal, rms=0.068385Jy sigma=1.536468 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00977351 Jy ! Component: 100 - total flux cleaned = 0.0158221 Jy ! Total flux subtracted in 100 components = 0.0158221 Jy ! Clean residual min=-0.004771 max=0.007611 Jy/beam ! Clean residual mean=-0.000007 rms=0.001026 Jy/beam ! Combined flux in latest and established models = 0.159107 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 52 components and 0.159107 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=0.066430Jy sigma=1.468090 ! Fit after self-cal, rms=0.066150Jy sigma=1.461815 ! Inverting map ! Added new window around map position (-0.6, -6.4). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00775619 Jy ! Component: 100 - total flux cleaned = 0.0126751 Jy ! Total flux subtracted in 100 components = 0.0126751 Jy ! Clean residual min=-0.004249 max=0.005025 Jy/beam ! Clean residual mean=-0.000006 rms=0.000883 Jy/beam ! Combined flux in latest and established models = 0.171782 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 65 components and 0.171782 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=0.064920Jy sigma=1.419428 ! Fit after self-cal, rms=0.064739Jy sigma=1.415881 ! 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=0.8961 mas, bmaj=1.797 mas, bpa=-2.906 degrees ! Estimated noise=0.174753 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 = 0.00763337 Jy ! Component: 100 - total flux cleaned = 0.0127814 Jy ! Component: 150 - total flux cleaned = 0.0166245 Jy ! Component: 200 - total flux cleaned = 0.0197325 Jy ! Total flux subtracted in 200 components = 0.0197325 Jy ! Clean residual min=-0.003471 max=0.005379 Jy/beam ! Clean residual mean=-0.000003 rms=0.000870 Jy/beam ! Combined flux in latest and established models = 0.191514 Jy ! Performing phase self-cal ! Adding 38 model components to the UV plane model. ! The established model now contains 92 components and 0.191514 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=0.063765Jy sigma=1.379336 ! Fit after self-cal, rms=0.063583Jy sigma=1.374812 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8961 x 1.797 at -2.906 degrees (North through East) ! Clean map min=-0.0033277 max=0.072515 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 1.01 HN 1.08 KP 1.02 ! LA 0.94 MK 1.00 NL 1.17 OV 0.89 ! PT 0.95 SC 0.96 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 1.02 HN 1.11 KP 1.03 ! LA 0.91 MK 0.98 NL 1.15 OV 0.90 ! PT 0.98 SC 0.90 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.11 FD 1.01 HN 1.07 KP 1.02 ! LA 0.94 MK 0.96 NL 1.14 OV 0.90 ! PT 0.96 SC 0.93 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.10 FD 1.07 HN 1.08 KP 1.02 ! LA 0.93 MK 0.98 NL 1.11 OV 0.91 ! PT 0.96 SC 0.97 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.10 FD 1.04 HN 0.99 KP 1.04 ! LA 0.93 MK 0.98 NL 1.15 OV 0.91 ! PT 0.93 SC 0.94 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 1.08 HN 1.17 KP 1.01 ! LA 0.93 MK 1.00 NL 1.13 OV 0.90 ! PT 0.97 SC 0.96 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.12 FD 1.03 HN 1.11 KP 1.06 ! LA 0.93 MK 0.98 NL 1.15 OV 0.88 ! PT 0.95 SC 0.95 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 1.08 HN 1.05 KP 1.03 ! LA 0.93 MK 0.99 NL 1.11 OV 0.91 ! PT 0.95 SC 0.94 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 1.06 HN 1.02 KP 1.05 ! LA 0.96 MK 1.00 NL 1.13 OV 0.87 ! PT 0.96 SC 0.93 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.10 FD 0.99 HN 1.04 KP 1.04 ! LA 0.94 MK 0.95 NL 1.12 OV 0.91 ! PT 0.95 SC 0.98 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.10 FD 1.05 HN 0.98 KP 0.98 ! LA 0.94 MK 1.00 NL 1.13 OV 0.90 ! PT 0.98 SC 0.94 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 1.04 HN 1.14 KP 1.03 ! LA 0.93 MK 0.97 NL 1.08 OV 0.90 ! PT 0.97 SC 0.99 ! ! ! Fit before self-cal, rms=0.063583Jy sigma=1.374812 ! Fit after self-cal, rms=0.064443Jy sigma=1.343705 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.8893 mas, bmaj=1.808 mas, bpa=-2.194 degrees ! Estimated noise=0.174296 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 (0.4, -8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00323073 Jy ! Component: 100 - total flux cleaned = 0.00435558 Jy ! Component: 150 - total flux cleaned = 0.00513067 Jy ! Component: 200 - total flux cleaned = 0.00575035 Jy ! Total flux subtracted in 200 components = 0.00575035 Jy ! Clean residual min=-0.002445 max=0.002750 Jy/beam ! Clean residual mean=-0.000004 rms=0.000493 Jy/beam ! Combined flux in latest and established models = 0.197265 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 111 components and 0.197264 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=0.064099Jy sigma=1.333020 ! Fit after self-cal, rms=0.064107Jy sigma=1.330952 ! 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=0.064107Jy sigma=1.330952 ! Fit after self-cal, rms=0.065248Jy sigma=1.320176 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8879 mas, bmaj=1.797 mas, bpa=-2.302 degrees ! Estimated noise=0.173225 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000491534 Jy ! Component: 100 - total flux cleaned = 0.000970178 Jy ! Component: 150 - total flux cleaned = 0.00129162 Jy ! Component: 200 - total flux cleaned = 0.00142348 Jy ! Total flux subtracted in 200 components = 0.00142348 Jy ! Clean residual min=-0.001713 max=0.001945 Jy/beam ! Clean residual mean=-0.000004 rms=0.000356 Jy/beam ! Combined flux in latest and established models = 0.198688 Jy selfcal ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 128 components and 0.198688 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=0.065144Jy sigma=1.316465 ! Fit after self-cal, rms=0.065163Jy sigma=1.315553 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 (3.6, -16). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000690095 Jy ! Component: 100 - total flux cleaned = 0.00110034 Jy ! Component: 150 - total flux cleaned = 0.00149324 Jy ! Component: 200 - total flux cleaned = 0.00183377 Jy ! Total flux subtracted in 200 components = 0.00183377 Jy ! Clean residual min=-0.001533 max=0.001547 Jy/beam ! Clean residual mean=-0.000003 rms=0.000315 Jy/beam ! Combined flux in latest and established models = 0.200522 Jy ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 140 components and 0.200522 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=0.065100Jy sigma=1.313338 ! Fit after self-cal, rms=0.065083Jy sigma=1.313032 ! 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=0.065083Jy sigma=1.313032 ! Fit after self-cal, rms=0.065513Jy sigma=1.312883 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8892 mas, bmaj=1.796 mas, bpa=-2.308 degrees ! Estimated noise=0.173191 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000287229 Jy ! Component: 100 - total flux cleaned = 0.000688044 Jy ! Component: 150 - total flux cleaned = 0.000921091 Jy ! Component: 200 - total flux cleaned = 0.00112554 Jy ! Total flux subtracted in 200 components = 0.00112554 Jy ! Clean residual min=-0.001400 max=0.001338 Jy/beam ! Clean residual mean=-0.000002 rms=0.000288 Jy/beam ! Combined flux in latest and established models = 0.201647 Jy selfcal ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 145 components and 0.201647 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=0.065476Jy sigma=1.311628 ! Fit after self-cal, rms=0.065470Jy sigma=1.311438 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 = 0.000134962 Jy ! Component: 100 - total flux cleaned = 0.000377405 Jy ! Component: 150 - total flux cleaned = 0.000484145 Jy ! Component: 200 - total flux cleaned = 0.000602607 Jy ! Total flux subtracted in 200 components = 0.000602607 Jy ! Clean residual min=-0.001313 max=0.001157 Jy/beam ! Clean residual mean=-0.000002 rms=0.000272 Jy/beam ! Combined flux in latest and established models = 0.20225 Jy ! Performing phase self-cal ! Adding 35 model components to the UV plane model. ! The established model now contains 150 components and 0.20225 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=0.065449Jy sigma=1.310701 ! Fit after self-cal, rms=0.065441Jy sigma=1.310577 ! 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=0.065441Jy sigma=1.310577 ! Fit after self-cal, rms=0.065557Jy sigma=1.310522 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.125 mas, bmaj=2.854 mas, bpa=-0.8942 degrees ! Estimated noise=0.21452 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000575375 Jy ! Component: 100 - total flux cleaned = 0.000732534 Jy ! Component: 150 - total flux cleaned = 0.000824582 Jy ! Component: 200 - total flux cleaned = 0.000792843 Jy ! Total flux subtracted in 200 components = 0.000792843 Jy ! Clean residual min=-0.001119 max=0.001156 Jy/beam ! Clean residual mean=-0.000002 rms=0.000302 Jy/beam ! Combined flux in latest and established models = 0.203043 Jy selfcal ! Performing phase self-cal ! Adding 34 model components to the UV plane model. ! The established model now contains 166 components and 0.203043 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=0.065547Jy sigma=1.310131 ! Fit after self-cal, rms=0.065541Jy sigma=1.309946 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 = 0.000128418 Jy ! Component: 100 - total flux cleaned = 0.000251792 Jy ! Component: 150 - total flux cleaned = 0.000284385 Jy ! Component: 200 - total flux cleaned = 0.00024703 Jy ! Total flux subtracted in 200 components = 0.00024703 Jy ! Clean residual min=-0.001065 max=0.001102 Jy/beam ! Clean residual mean=-0.000002 rms=0.000288 Jy/beam ! Combined flux in latest and established models = 0.20329 Jy ! Performing phase self-cal ! Adding 33 model components to the UV plane model. ! The established model now contains 174 components and 0.20329 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=0.065540Jy sigma=1.309825 ! Fit after self-cal, rms=0.065536Jy sigma=1.309727 ! 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=0.8901 mas, bmaj=1.797 mas, bpa=-2.287 degrees ! Estimated noise=0.173167 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8901 x 1.797 at -2.287 degrees (North through East) ! Clean map min=-0.0010634 max=0.070469 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=0.7061 mas, bmaj=1.488 mas, bpa=-2.54 degrees ! Estimated noise=0.326001 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0662105 Jy ! Component: 100 - total flux cleaned = 0.0988296 Jy ! Component: 150 - total flux cleaned = 0.118449 Jy ! Component: 200 - total flux cleaned = 0.132009 Jy ! Total flux subtracted in 200 components = 0.132009 Jy ! Clean residual min=-0.004017 max=0.007771 Jy/beam ! Clean residual mean=-0.000007 rms=0.001017 Jy/beam ! Combined flux in latest and established models = 0.132009 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 30 model components to the UV plane model. ! The established model now contains 30 components and 0.132009 Jy ! Inverting map and beam ! Estimated beam: bmin=0.8901 mas, bmaj=1.797 mas, bpa=-2.287 degrees ! Estimated noise=0.173167 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 = 0.015061 Jy ! Component: 100 - total flux cleaned = 0.0254574 Jy ! Component: 150 - total flux cleaned = 0.0332475 Jy ! Component: 200 - total flux cleaned = 0.0393809 Jy ! Total flux subtracted in 200 components = 0.0393809 Jy ! Clean residual min=-0.002086 max=0.003914 Jy/beam ! Clean residual mean=-0.000004 rms=0.000672 Jy/beam ! Combined flux in latest and established models = 0.17139 Jy ! Adding 63 model components to the UV plane model. ! The established model now contains 77 components and 0.17139 Jy ! Inverting map ! Added new window around map position (0.2, -2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00496681 Jy ! Component: 100 - total flux cleaned = 0.0089889 Jy ! Component: 150 - total flux cleaned = 0.0123095 Jy ! Component: 200 - total flux cleaned = 0.0150746 Jy ! Total flux subtracted in 200 components = 0.0150746 Jy ! Clean residual min=-0.001438 max=0.001866 Jy/beam ! Clean residual mean=-0.000002 rms=0.000397 Jy/beam ! Combined flux in latest and established models = 0.186464 Jy ! Adding 60 model components to the UV plane model. ! The established model now contains 121 components and 0.186464 Jy ! Inverting map ! Added new window around map position (-1.2, -8.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00234779 Jy ! Component: 100 - total flux cleaned = 0.00433809 Jy ! Component: 150 - total flux cleaned = 0.006052 Jy ! Component: 200 - total flux cleaned = 0.00753117 Jy ! Total flux subtracted in 200 components = 0.00753117 Jy ! Clean residual min=-0.001255 max=0.001162 Jy/beam ! Clean residual mean=-0.000002 rms=0.000297 Jy/beam ! Combined flux in latest and established models = 0.193996 Jy ! Adding 52 model components to the UV plane model. ! The established model now contains 155 components and 0.193996 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=2.125 mas, bmaj=2.854 mas, bpa=-0.8942 degrees ! Estimated noise=0.21452 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00219668 Jy ! Component: 100 - total flux cleaned = 0.00373805 Jy ! Component: 150 - total flux cleaned = 0.00493977 Jy ! Component: 200 - total flux cleaned = 0.00586083 Jy ! Total flux subtracted in 200 components = 0.00586083 Jy ! Clean residual min=-0.001250 max=0.001260 Jy/beam ! Clean residual mean=-0.000003 rms=0.000317 Jy/beam ! Combined flux in latest and established models = 0.199856 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 = 0.000536404 Jy ! Component: 100 - total flux cleaned = 0.000997308 Jy ! Component: 150 - total flux cleaned = 0.0014192 Jy ! Component: 200 - total flux cleaned = 0.00176504 Jy ! Total flux subtracted in 200 components = 0.00176504 Jy ! Clean residual min=-0.001105 max=0.001150 Jy/beam ! Clean residual mean=-0.000002 rms=0.000290 Jy/beam ! Combined flux in latest and established models = 0.201621 Jy ! Adding 74 model components to the UV plane model. ! The established model now contains 207 components and 0.201621 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.8901 mas, bmaj=1.797 mas, bpa=-2.287 degrees ! Estimated noise=0.173167 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000200278 Jy ! Component: 100 - total flux cleaned = 0.000366202 Jy ! Component: 150 - total flux cleaned = 0.00053944 Jy ! Component: 200 - total flux cleaned = 0.000660917 Jy ! Total flux subtracted in 200 components = 0.000660917 Jy ! Clean residual min=-0.001210 max=0.001051 Jy/beam ! Clean residual mean=-0.000001 rms=0.000239 Jy/beam ! Combined flux in latest and established models = 0.202282 Jy selfcal ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 229 components and 0.202282 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=0.065496Jy sigma=1.308907 ! Fit after self-cal, rms=0.065471Jy sigma=1.308384 wmodel J1722+2458_X_map.mod ! Writing 229 model components to file: J1722+2458_X_map.mod wobs J1722+2458_X_uvs.fits ! Writing UV FITS file: J1722+2458_X_uvs.fits wwins J1722+2458_X_map.win ! wwins: Wrote 7 windows to J1722+2458_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 = -0.000146546 Jy ! Component: 100 - total flux cleaned = -0.000164194 Jy ! Component: 150 - total flux cleaned = -0.000181889 Jy ! Component: 200 - total flux cleaned = -0.000132958 Jy ! Component: 250 - total flux cleaned = -8.55427e-05 Jy ! Component: 300 - total flux cleaned = -3.92075e-05 Jy ! Component: 350 - total flux cleaned = 2.04448e-05 Jy ! Component: 400 - total flux cleaned = 6.43412e-05 Jy ! Component: 450 - total flux cleaned = 0.00012153 Jy ! Component: 500 - total flux cleaned = 0.000121507 Jy ! Component: 550 - total flux cleaned = 0.000148922 Jy ! Component: 600 - total flux cleaned = 0.000135072 Jy ! Component: 650 - total flux cleaned = 0.000134792 Jy ! Component: 700 - total flux cleaned = 0.000187028 Jy ! Component: 750 - total flux cleaned = 0.000160795 Jy ! Component: 800 - total flux cleaned = 0.000148142 Jy ! Component: 850 - total flux cleaned = 0.000135568 Jy ! Component: 900 - total flux cleaned = 0.000160398 Jy ! Component: 950 - total flux cleaned = 0.000123616 Jy ! Component: 1000 - total flux cleaned = 0.000160429 Jy ! Component: 1050 - total flux cleaned = 0.000160451 Jy ! Component: 1100 - total flux cleaned = 0.00014837 Jy ! Component: 1150 - total flux cleaned = 0.000113027 Jy ! Component: 1200 - total flux cleaned = 0.000136403 Jy ! Component: 1250 - total flux cleaned = 0.000147891 Jy ! Component: 1300 - total flux cleaned = 0.000125003 Jy ! Component: 1350 - total flux cleaned = 0.000147668 Jy ! Component: 1400 - total flux cleaned = 0.000125269 Jy ! Component: 1450 - total flux cleaned = 0.000169966 Jy ! Component: 1500 - total flux cleaned = 0.000203325 Jy ! Component: 1550 - total flux cleaned = 0.000214417 Jy ! Component: 1600 - total flux cleaned = 0.000225231 Jy ! Component: 1650 - total flux cleaned = 0.000246885 Jy ! Component: 1700 - total flux cleaned = 0.000300264 Jy ! Component: 1750 - total flux cleaned = 0.000300307 Jy ! Component: 1800 - total flux cleaned = 0.000310833 Jy ! Component: 1850 - total flux cleaned = 0.000373599 Jy ! Component: 1900 - total flux cleaned = 0.000352777 Jy ! Component: 1950 - total flux cleaned = 0.000424981 Jy ! Component: 2000 - total flux cleaned = 0.000424949 Jy ! Component: 2050 - total flux cleaned = 0.000424857 Jy ! Component: 2100 - total flux cleaned = 0.000424991 Jy ! Component: 2150 - total flux cleaned = 0.000454954 Jy ! Component: 2200 - total flux cleaned = 0.000484745 Jy ! Component: 2250 - total flux cleaned = 0.000524165 Jy ! Component: 2300 - total flux cleaned = 0.000475153 Jy ! Component: 2350 - total flux cleaned = 0.000455647 Jy ! Component: 2400 - total flux cleaned = 0.000504107 Jy ! Component: 2450 - total flux cleaned = 0.000523396 Jy ! Component: 2500 - total flux cleaned = 0.000504282 Jy ! Component: 2550 - total flux cleaned = 0.000466307 Jy ! Component: 2600 - total flux cleaned = 0.000494737 Jy ! Component: 2650 - total flux cleaned = 0.000504105 Jy ! Component: 2700 - total flux cleaned = 0.000476093 Jy ! Component: 2750 - total flux cleaned = 0.00049471 Jy ! Component: 2800 - total flux cleaned = 0.000485464 Jy ! Component: 2850 - total flux cleaned = 0.000494621 Jy ! Component: 2900 - total flux cleaned = 0.000448978 Jy ! Component: 2950 - total flux cleaned = 0.00045809 Jy ! Component: 3000 - total flux cleaned = 0.000485136 Jy ! Component: 3050 - total flux cleaned = 0.000458194 Jy ! Component: 3100 - total flux cleaned = 0.0004761 Jy ! Component: 3150 - total flux cleaned = 0.000476097 Jy ! Component: 3200 - total flux cleaned = 0.00046714 Jy ! Component: 3250 - total flux cleaned = 0.000440702 Jy ! Component: 3300 - total flux cleaned = 0.000449532 Jy ! Component: 3350 - total flux cleaned = 0.000440844 Jy ! Component: 3400 - total flux cleaned = 0.000406216 Jy ! Component: 3450 - total flux cleaned = 0.000397674 Jy ! Component: 3500 - total flux cleaned = 0.000371985 Jy ! Component: 3550 - total flux cleaned = 0.000380489 Jy ! Component: 3600 - total flux cleaned = 0.000363513 Jy ! Component: 3650 - total flux cleaned = 0.000321277 Jy ! Component: 3700 - total flux cleaned = 0.000312839 Jy ! Component: 3750 - total flux cleaned = 0.000287749 Jy ! Component: 3800 - total flux cleaned = 0.000271105 Jy ! Component: 3850 - total flux cleaned = 0.000254558 Jy ! Component: 3900 - total flux cleaned = 0.00021343 Jy ! Component: 3950 - total flux cleaned = 0.000164399 Jy ! Component: 4000 - total flux cleaned = 0.000139908 Jy ! Component: 4050 - total flux cleaned = 0.00013178 Jy ! Total flux subtracted in 4096 components = 0.000123761 Jy ! Clean residual min=-0.000474 max=0.000473 Jy/beam ! Clean residual mean=-0.000001 rms=0.000139 Jy/beam ! Combined flux in latest and established models = 0.202406 Jy keep ! Adding 318 model components to the UV plane model. ! The established model now contains 547 components and 0.202406 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J1722+2458_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8901 x 1.797 at -2.287 degrees (North through East) ! Clean map min=-0.00081462 max=0.070473 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J1722+2458_X_map.fits wmodel /vlbi/uf001/uva//J1722+2458_X_map.mod ! Writing 547 model components to file: /vlbi/uf001/uva//J1722+2458_X_map.mod wobs /vlbi/uf001/uva//J1722+2458_X_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J1722+2458_X_uvs.fits wwins /vlbi/uf001/uva//J1722+2458_X_map.win ! wwins: Wrote 8 windows to /vlbi/uf001/uva//J1722+2458_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0704732 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000138906 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.591315 0.591315 1.18263 2.36526 4.73052 9.46104 18.9221 37.8442 75.6883 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0004 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.07 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 507.343 quit ! Quitting program ! Log file /vlbi/uf001/uva//J1722+2458_X_dfm.log closed on Mon Jan 14 04:08:58 2019