! Started logfile: /vlbi/uf001/uva//J1142+1547_X_dfm.log on Mon Jan 14 01:25:34 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//J1142+1547_X_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J1142+1547_X_uva.fits ! AN table 1: 74 integrations on 36 of 36 possible baselines. ! Apparent sampling: 0.812312 visibilities/baseline/integration-bin. ! Found source: J1142+1547 ! ! 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 25968 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 J1142+1547_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 122 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 122 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 122 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 122 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 122 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 122 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 122 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 122 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 122 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 122 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 122 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 122 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.012198Jy sigma=23.216747 ! Fit after self-cal, rms=0.879393Jy sigma=20.112792 ! 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=0.6884 mas, bmaj=1.503 mas, bpa=-2.787 degrees ! Estimated noise=0.385335 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 = 0.0963225 Jy ! Component: 100 - total flux cleaned = 0.117727 Jy ! Total flux subtracted in 100 components = 0.117727 Jy ! Clean residual min=-0.004419 max=0.007303 Jy/beam ! Clean residual mean=-0.000003 rms=0.001023 Jy/beam ! Combined flux in latest and established models = 0.117727 Jy ! Performing phase self-cal ! Adding 4 model components to the UV plane model. ! The established model now contains 4 components and 0.117727 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=0.061837Jy sigma=1.316236 ! Fit after self-cal, rms=0.061710Jy sigma=1.313809 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00765348 Jy ! Component: 100 - total flux cleaned = 0.0104258 Jy ! Total flux subtracted in 100 components = 0.0104258 Jy ! Clean residual min=-0.004471 max=0.005136 Jy/beam ! Clean residual mean=-0.000002 rms=0.000876 Jy/beam ! Combined flux in latest and established models = 0.128153 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 12 components and 0.128153 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=0.060888Jy sigma=1.290268 ! Fit after self-cal, rms=0.060879Jy sigma=1.289908 ! 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=0.9482 mas, bmaj=1.819 mas, bpa=-0.2673 degrees ! Estimated noise=0.206036 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 = 0.003525 Jy ! Component: 100 - total flux cleaned = 0.00422152 Jy ! Component: 150 - total flux cleaned = 0.00431623 Jy ! Component: 200 - total flux cleaned = 0.0043948 Jy ! Total flux subtracted in 200 components = 0.0043948 Jy ! Clean residual min=-0.003928 max=0.004343 Jy/beam ! Clean residual mean=-0.000003 rms=0.000868 Jy/beam ! Combined flux in latest and established models = 0.132548 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 15 components and 0.132548 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=0.060639Jy sigma=1.285447 ! Fit after self-cal, rms=0.060634Jy sigma=1.285218 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9482 x 1.819 at -0.2673 degrees (North through East) ! Clean map min=-0.0034817 max=0.12256 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 0.99 HN 0.96 KP 0.97 ! LA 0.96 MK 0.98 NL 1.20 OV 0.95 ! SC 1.04 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 1.01 HN 0.95 KP 0.93 ! LA 0.96 MK 1.04 NL 1.20 OV 0.96 ! SC 1.02 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 1.00 HN 0.96 KP 0.94 ! LA 0.97 MK 1.02 NL 1.18 OV 0.95 ! SC 1.01 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.12 FD 0.99 HN 0.92 KP 0.93 ! LA 0.95 MK 1.03 NL 1.17 OV 0.99 ! SC 1.05 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 1.02 HN 0.97 KP 0.94 ! LA 0.94 MK 1.01 NL 1.15 OV 0.95 ! SC 1.04 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 0.99 HN 0.97 KP 0.93 ! LA 0.97 MK 1.03 NL 1.14 OV 0.95 ! SC 1.03 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 0.99 HN 0.96 KP 0.92 ! LA 0.97 MK 1.01 NL 1.17 OV 0.95 ! SC 1.01 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 0.99 HN 0.92 KP 0.98 ! LA 0.92 MK 1.01 NL 1.16 OV 0.94 ! SC 1.01 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 0.98 HN 0.96 KP 0.95 ! LA 0.94 MK 1.03 NL 1.18 OV 0.96 ! SC 1.04 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 1.00 HN 0.97 KP 0.97 ! LA 0.97 MK 1.00 NL 1.17 OV 0.94 ! SC 1.02 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 1.03 HN 0.98 KP 0.91 ! LA 0.94 MK 1.02 NL 1.14 OV 0.90 ! SC 1.05 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 0.95 HN 0.91 KP 0.92 ! LA 0.95 MK 1.03 NL 1.20 OV 0.93 ! SC 1.02 ! ! ! Fit before self-cal, rms=0.060634Jy sigma=1.285218 ! Fit after self-cal, rms=0.059330Jy sigma=1.259924 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.9519 mas, bmaj=1.842 mas, bpa=-0.7293 degrees ! Estimated noise=0.205151 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 (3.8, -7). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00159778 Jy ! Component: 100 - total flux cleaned = 0.00210545 Jy ! Component: 150 - total flux cleaned = 0.00199201 Jy ! Component: 200 - total flux cleaned = 0.00173554 Jy ! Total flux subtracted in 200 components = 0.00173554 Jy ! Clean residual min=-0.002290 max=0.002278 Jy/beam ! Clean residual mean=-0.000000 rms=0.000497 Jy/beam ! Combined flux in latest and established models = 0.134283 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 27 components and 0.134283 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=0.059103Jy sigma=1.255195 ! Fit after self-cal, rms=0.059134Jy sigma=1.254536 ! 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=0.059134Jy sigma=1.254536 ! Fit after self-cal, rms=0.061623Jy sigma=1.240868 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9436 mas, bmaj=1.834 mas, bpa=-0.1572 degrees ! Estimated noise=0.205211 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 7.64066e-05 Jy ! Component: 100 - total flux cleaned = 0.000414175 Jy ! Component: 150 - total flux cleaned = 0.000889148 Jy ! Component: 200 - total flux cleaned = 0.00129133 Jy ! Total flux subtracted in 200 components = 0.00129133 Jy ! Clean residual min=-0.001258 max=0.001185 Jy/beam ! Clean residual mean=0.000001 rms=0.000296 Jy/beam ! Combined flux in latest and established models = 0.135575 Jy selfcal ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 39 components and 0.135575 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=0.061581Jy sigma=1.239831 ! Fit after self-cal, rms=0.061629Jy sigma=1.239628 flux_cutoff = imstat(rms) * dynam ! Inverting map repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 3.68397e-05 Jy ! Component: 100 - total flux cleaned = 0.000349193 Jy ! Component: 150 - total flux cleaned = 0.000604753 Jy ! Component: 200 - total flux cleaned = 0.000748127 Jy ! Total flux subtracted in 200 components = 0.000748127 Jy ! Clean residual min=-0.001179 max=0.001144 Jy/beam ! Clean residual mean=0.000001 rms=0.000289 Jy/beam ! Combined flux in latest and established models = 0.136323 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 48 components and 0.136323 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=0.061615Jy sigma=1.239259 ! Fit after self-cal, rms=0.061611Jy sigma=1.239230 ! 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=0.061611Jy sigma=1.239230 ! Fit after self-cal, rms=0.061869Jy sigma=1.239139 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9426 mas, bmaj=1.833 mas, bpa=-0.3104 degrees ! Estimated noise=0.205195 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -3.52288e-05 Jy ! Component: 100 - total flux cleaned = 0.000236736 Jy ! Component: 150 - total flux cleaned = 0.000391374 Jy ! Component: 200 - total flux cleaned = 0.000485541 Jy ! Total flux subtracted in 200 components = 0.000485541 Jy ! Clean residual min=-0.001142 max=0.001127 Jy/beam ! Clean residual mean=0.000000 rms=0.000284 Jy/beam ! Combined flux in latest and established models = 0.136808 Jy selfcal ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 50 components and 0.136808 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=0.061856Jy sigma=1.238857 ! Fit after self-cal, rms=0.061859Jy sigma=1.238834 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 = -4.82317e-06 Jy ! Component: 100 - total flux cleaned = 0.000125656 Jy ! Component: 150 - total flux cleaned = 0.000192914 Jy ! Component: 200 - total flux cleaned = 0.000256732 Jy ! Total flux subtracted in 200 components = 0.000256732 Jy ! Clean residual min=-0.001120 max=0.001126 Jy/beam ! Clean residual mean=0.000000 rms=0.000282 Jy/beam ! Combined flux in latest and established models = 0.137065 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 58 components and 0.137065 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=0.061853Jy sigma=1.238680 ! Fit after self-cal, rms=0.061852Jy sigma=1.238669 ! 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=0.061852Jy sigma=1.238669 ! Fit after self-cal, rms=0.062003Jy sigma=1.238627 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.186 mas, bmaj=2.712 mas, bpa=13.33 degrees ! Estimated noise=0.251628 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000381081 Jy ! Component: 100 - total flux cleaned = 0.000573092 Jy ! Component: 150 - total flux cleaned = 0.000749963 Jy ! Component: 200 - total flux cleaned = 0.000891294 Jy ! Total flux subtracted in 200 components = 0.000891294 Jy ! Clean residual min=-0.001411 max=0.001302 Jy/beam ! Clean residual mean=0.000001 rms=0.000365 Jy/beam ! Combined flux in latest and established models = 0.137956 Jy selfcal ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 66 components and 0.137956 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=0.062000Jy sigma=1.238537 ! Fit after self-cal, rms=0.062000Jy sigma=1.238509 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 = 2.69119e-05 Jy ! Component: 100 - total flux cleaned = 0.000181884 Jy ! Component: 150 - total flux cleaned = 0.000306099 Jy ! Component: 200 - total flux cleaned = 0.000397145 Jy ! Total flux subtracted in 200 components = 0.000397145 Jy ! Clean residual min=-0.001383 max=0.001276 Jy/beam ! Clean residual mean=0.000001 rms=0.000362 Jy/beam ! Combined flux in latest and established models = 0.138354 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 70 components and 0.138354 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=0.062000Jy sigma=1.238483 ! Fit after self-cal, rms=0.061999Jy sigma=1.238455 ! 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=0.9418 mas, bmaj=1.832 mas, bpa=-0.4263 degrees ! Estimated noise=0.205273 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9418 x 1.832 at -0.4263 degrees (North through East) ! Clean map min=-0.0010087 max=0.12225 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=0.683 mas, bmaj=1.512 mas, bpa=-2.544 degrees ! Estimated noise=0.381046 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0951689 Jy ! Component: 100 - total flux cleaned = 0.116894 Jy ! Component: 150 - total flux cleaned = 0.124933 Jy ! Component: 200 - total flux cleaned = 0.128607 Jy ! Total flux subtracted in 200 components = 0.128607 Jy ! Clean residual min=-0.002302 max=0.002377 Jy/beam ! Clean residual mean=-0.000000 rms=0.000504 Jy/beam ! Combined flux in latest and established models = 0.128607 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 10 model components to the UV plane model. ! The established model now contains 10 components and 0.128607 Jy ! Inverting map and beam ! Estimated beam: bmin=0.9418 mas, bmaj=1.832 mas, bpa=-0.4263 degrees ! Estimated noise=0.205273 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 = 0.00245052 Jy ! Component: 100 - total flux cleaned = 0.00407079 Jy ! Component: 150 - total flux cleaned = 0.00510805 Jy ! Component: 200 - total flux cleaned = 0.00558304 Jy ! Total flux subtracted in 200 components = 0.00558304 Jy ! Clean residual min=-0.001192 max=0.001284 Jy/beam ! Clean residual mean=0.000000 rms=0.000305 Jy/beam ! Combined flux in latest and established models = 0.13419 Jy ! Adding 19 model components to the UV plane model. ! The established model now contains 26 components and 0.13419 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=2.186 mas, bmaj=2.712 mas, bpa=13.33 degrees ! Estimated noise=0.251628 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00115484 Jy ! Component: 100 - total flux cleaned = 0.00190957 Jy ! Component: 150 - total flux cleaned = 0.00242994 Jy ! Component: 200 - total flux cleaned = 0.0028565 Jy ! Total flux subtracted in 200 components = 0.0028565 Jy ! Clean residual min=-0.001423 max=0.001478 Jy/beam ! Clean residual mean=0.000001 rms=0.000383 Jy/beam ! Combined flux in latest and established models = 0.137047 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 = 0.000242315 Jy ! Component: 100 - total flux cleaned = 0.000453848 Jy ! Component: 150 - total flux cleaned = 0.000639772 Jy ! Component: 200 - total flux cleaned = 0.000803342 Jy ! Total flux subtracted in 200 components = 0.000803342 Jy ! Clean residual min=-0.001389 max=0.001382 Jy/beam ! Clean residual mean=0.000001 rms=0.000372 Jy/beam ! Combined flux in latest and established models = 0.13785 Jy ! Adding 23 model components to the UV plane model. ! The established model now contains 47 components and 0.13785 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.9418 mas, bmaj=1.832 mas, bpa=-0.4263 degrees ! Estimated noise=0.205273 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000219113 Jy ! Component: 100 - total flux cleaned = 0.000260794 Jy ! Component: 150 - total flux cleaned = 0.000241326 Jy ! Component: 200 - total flux cleaned = 0.000241619 Jy ! Total flux subtracted in 200 components = 0.000241619 Jy ! Clean residual min=-0.001121 max=0.001160 Jy/beam ! Clean residual mean=0.000001 rms=0.000283 Jy/beam ! Combined flux in latest and established models = 0.138092 Jy selfcal ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 60 components and 0.138092 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=0.062011Jy sigma=1.238756 ! Fit after self-cal, rms=0.062010Jy sigma=1.238662 wmodel J1142+1547_X_map.mod ! Writing 60 model components to file: J1142+1547_X_map.mod wobs J1142+1547_X_uvs.fits ! Writing UV FITS file: J1142+1547_X_uvs.fits wwins J1142+1547_X_map.win ! wwins: Wrote 2 windows to J1142+1547_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 = 8.62924e-05 Jy ! Component: 100 - total flux cleaned = 0.000225713 Jy ! Component: 150 - total flux cleaned = 0.000264379 Jy ! Component: 200 - total flux cleaned = 0.000338868 Jy ! Component: 250 - total flux cleaned = 0.000356376 Jy ! Component: 300 - total flux cleaned = 0.000321427 Jy ! Component: 350 - total flux cleaned = 0.000270635 Jy ! Component: 400 - total flux cleaned = 0.000220888 Jy ! Component: 450 - total flux cleaned = 0.000220707 Jy ! Component: 500 - total flux cleaned = 0.00022053 Jy ! Component: 550 - total flux cleaned = 0.000205121 Jy ! Component: 600 - total flux cleaned = 0.000236115 Jy ! Component: 650 - total flux cleaned = 0.000266289 Jy ! Component: 700 - total flux cleaned = 0.000236811 Jy ! Component: 750 - total flux cleaned = 0.000237235 Jy ! Component: 800 - total flux cleaned = 0.000223157 Jy ! Component: 850 - total flux cleaned = 0.000237268 Jy ! Component: 900 - total flux cleaned = 0.000195356 Jy ! Component: 950 - total flux cleaned = 0.000126976 Jy ! Component: 1000 - total flux cleaned = 3.24066e-05 Jy ! Component: 1050 - total flux cleaned = -2.09322e-05 Jy ! Component: 1100 - total flux cleaned = -3.42478e-05 Jy ! Component: 1150 - total flux cleaned = -0.000125462 Jy ! Component: 1200 - total flux cleaned = -0.000138024 Jy ! Component: 1250 - total flux cleaned = -0.000188887 Jy ! Component: 1300 - total flux cleaned = -0.000251528 Jy ! Component: 1350 - total flux cleaned = -0.000313768 Jy ! Component: 1400 - total flux cleaned = -0.000350593 Jy ! Component: 1450 - total flux cleaned = -0.000399324 Jy ! Component: 1500 - total flux cleaned = -0.000411207 Jy ! Component: 1550 - total flux cleaned = -0.000482712 Jy ! Component: 1600 - total flux cleaned = -0.000564961 Jy ! Component: 1650 - total flux cleaned = -0.000564857 Jy ! Component: 1700 - total flux cleaned = -0.000564831 Jy ! Component: 1750 - total flux cleaned = -0.000622083 Jy ! Component: 1800 - total flux cleaned = -0.0006334 Jy ! Component: 1850 - total flux cleaned = -0.000644608 Jy ! Component: 1900 - total flux cleaned = -0.000655622 Jy ! Component: 1950 - total flux cleaned = -0.00067737 Jy ! Component: 2000 - total flux cleaned = -0.000677344 Jy ! Component: 2050 - total flux cleaned = -0.000720621 Jy ! Component: 2100 - total flux cleaned = -0.000688329 Jy ! Component: 2150 - total flux cleaned = -0.000741489 Jy ! Component: 2200 - total flux cleaned = -0.000730855 Jy ! Component: 2250 - total flux cleaned = -0.00075167 Jy ! Component: 2300 - total flux cleaned = -0.000741377 Jy ! Component: 2350 - total flux cleaned = -0.000741381 Jy ! Component: 2400 - total flux cleaned = -0.000741372 Jy ! Component: 2450 - total flux cleaned = -0.000721192 Jy ! Component: 2500 - total flux cleaned = -0.000711261 Jy ! Component: 2550 - total flux cleaned = -0.000711312 Jy ! Component: 2600 - total flux cleaned = -0.000672116 Jy ! Component: 2650 - total flux cleaned = -0.000681846 Jy ! Component: 2700 - total flux cleaned = -0.000643119 Jy ! Component: 2750 - total flux cleaned = -0.000623896 Jy ! Component: 2800 - total flux cleaned = -0.000623959 Jy ! Component: 2850 - total flux cleaned = -0.000633382 Jy ! Component: 2900 - total flux cleaned = -0.000595832 Jy ! Component: 2950 - total flux cleaned = -0.000633092 Jy ! Component: 3000 - total flux cleaned = -0.000596018 Jy ! Component: 3050 - total flux cleaned = -0.000614351 Jy ! Component: 3100 - total flux cleaned = -0.000595958 Jy ! Component: 3150 - total flux cleaned = -0.000605046 Jy ! Component: 3200 - total flux cleaned = -0.000577973 Jy ! Component: 3250 - total flux cleaned = -0.000568916 Jy ! Component: 3300 - total flux cleaned = -0.000560017 Jy ! Component: 3350 - total flux cleaned = -0.000560073 Jy ! Component: 3400 - total flux cleaned = -0.000551299 Jy ! Component: 3450 - total flux cleaned = -0.000603738 Jy ! Component: 3500 - total flux cleaned = -0.000542976 Jy ! Component: 3550 - total flux cleaned = -0.000586117 Jy ! Component: 3600 - total flux cleaned = -0.000543247 Jy ! Component: 3650 - total flux cleaned = -0.000551764 Jy ! Component: 3700 - total flux cleaned = -0.000568732 Jy ! Component: 3750 - total flux cleaned = -0.000560371 Jy ! Component: 3800 - total flux cleaned = -0.000552039 Jy ! Component: 3850 - total flux cleaned = -0.000568688 Jy ! Component: 3900 - total flux cleaned = -0.000576964 Jy ! Component: 3950 - total flux cleaned = -0.000618075 Jy ! Component: 4000 - total flux cleaned = -0.000601647 Jy ! Component: 4050 - total flux cleaned = -0.000617855 Jy ! Total flux subtracted in 4096 components = -0.000642174 Jy ! Clean residual min=-0.000646 max=0.000474 Jy/beam ! Clean residual mean=0.000000 rms=0.000140 Jy/beam ! Combined flux in latest and established models = 0.13745 Jy keep ! Adding 307 model components to the UV plane model. ! The established model now contains 367 components and 0.13745 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J1142+1547_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9418 x 1.832 at -0.4263 degrees (North through East) ! Clean map min=-0.00076078 max=0.12195 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J1142+1547_X_map.fits wmodel /vlbi/uf001/uva//J1142+1547_X_map.mod ! Writing 367 model components to file: /vlbi/uf001/uva//J1142+1547_X_map.mod wobs /vlbi/uf001/uva//J1142+1547_X_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J1142+1547_X_uvs.fits wwins /vlbi/uf001/uva//J1142+1547_X_map.win ! wwins: Wrote 3 windows to /vlbi/uf001/uva//J1142+1547_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.121946 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000139699 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.343676 0.343676 0.687352 1.3747 2.74941 5.49881 10.9976 21.9953 43.9905 87.981 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0004 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.121 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 872.915 quit ! Quitting program ! Log file /vlbi/uf001/uva//J1142+1547_X_dfm.log closed on Mon Jan 14 01:25:39 2019