! Started logfile: /vlbi/uf001/uva//J1226-1904_X_dfm.log on Mon Jan 14 01:52:19 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//J1226-1904_X_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J1226-1904_X_uva.fits ! AN table 1: 38 integrations on 36 of 36 possible baselines. ! Apparent sampling: 0.888889 visibilities/baseline/integration-bin. ! Found source: J1226-1904 ! ! 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 14592 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 J1226-1904_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 43 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 43 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 43 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 43 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 43 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 43 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 43 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 43 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 43 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 43 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 43 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 43 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.001974Jy sigma=21.963882 ! Fit after self-cal, rms=0.961508Jy sigma=21.060334 ! 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=0.6617 mas, bmaj=1.844 mas, bpa=2.991 degrees ! Estimated noise=0.517903 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 = 0.0306408 Jy ! Component: 100 - total flux cleaned = 0.0377953 Jy ! Total flux subtracted in 100 components = 0.0377953 Jy ! Clean residual min=-0.003399 max=0.003232 Jy/beam ! Clean residual mean=0.000003 rms=0.000770 Jy/beam ! Combined flux in latest and established models = 0.0377953 Jy ! Performing phase self-cal ! Adding 4 model components to the UV plane model. ! The established model now contains 4 components and 0.0377953 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=0.063419Jy sigma=1.279976 ! Fit after self-cal, rms=0.062018Jy sigma=1.247557 ! 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=0.8255 mas, bmaj=2.208 mas, bpa=2.227 degrees ! Estimated noise=0.284389 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 = 0.0052555 Jy ! Component: 100 - total flux cleaned = 0.007317 Jy ! Component: 150 - total flux cleaned = 0.00823268 Jy ! Component: 200 - total flux cleaned = 0.00843927 Jy ! Total flux subtracted in 200 components = 0.00843927 Jy ! Clean residual min=-0.001979 max=0.002549 Jy/beam ! Clean residual mean=0.000004 rms=0.000508 Jy/beam ! Combined flux in latest and established models = 0.0462346 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 14 components and 0.0462346 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=0.061647Jy sigma=1.238246 ! Fit after self-cal, rms=0.061651Jy sigma=1.237750 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8255 x 2.208 at 2.227 degrees (North through East) ! Clean map min=-0.0019112 max=0.042642 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.12 HN 0.96 KP 0.97 LA 1.02 ! MK 1.03 NL 1.27 OV 0.94 PT 0.84 ! SC 1.01 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.11 HN 0.92 KP 1.14 LA 1.06 ! MK 1.10 NL 1.05 OV 0.80 PT 1.04 ! SC 1.02 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.10 HN 0.94 KP 1.08 LA 0.95 ! MK 0.90 NL 1.13 OV 1.01 PT 0.89 ! SC 1.01 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.14 HN 0.85 KP 0.96 LA 0.88 ! MK 1.00 NL 1.09 OV 0.94 PT 1.00 ! SC 0.87 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 HN 1.02 KP 1.18 LA 1.05 ! MK 1.02 NL 1.21 OV 0.88 PT 0.97 ! SC 1.06 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 HN 0.92 KP 1.15 LA 1.03 ! MK 1.00 NL 1.10 OV 0.88 PT 0.96 ! SC 1.03 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 HN 0.88 KP 1.21 LA 0.99 ! MK 1.02 NL 1.18 OV 0.88 PT 0.89 ! SC 1.25 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 HN 0.94 KP 0.98 LA 1.09 ! MK 1.06 NL 1.25 OV 0.88 PT 0.90 ! SC 0.99 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 HN 0.92 KP 1.05 LA 1.01 ! MK 1.05 NL 1.22 OV 0.92 PT 0.93 ! SC 1.00 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 HN 1.02 KP 1.15 LA 0.98 ! MK 1.12 NL 1.12 OV 0.84 PT 0.91 ! SC 1.09 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 HN 0.90 KP 0.96 LA 0.99 ! MK 1.07 NL 1.07 OV 0.83 PT 0.85 ! SC 1.11 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 HN 0.82 KP 0.97 LA 1.01 ! MK 0.99 NL 1.10 OV 0.92 PT 0.88 ! SC 0.86 ! ! ! Fit before self-cal, rms=0.061651Jy sigma=1.237750 ! Fit after self-cal, rms=0.061497Jy sigma=1.230712 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.8282 mas, bmaj=2.235 mas, bpa=2.249 degrees ! Estimated noise=0.283303 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 = -0.000118839 Jy ! Component: 100 - total flux cleaned = -6.75111e-05 Jy ! Component: 150 - total flux cleaned = -2.15765e-05 Jy ! Component: 200 - total flux cleaned = 1.89115e-05 Jy ! Total flux subtracted in 200 components = 1.89115e-05 Jy ! Clean residual min=-0.001553 max=0.001571 Jy/beam ! Clean residual mean=0.000001 rms=0.000368 Jy/beam ! Combined flux in latest and established models = 0.0462535 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 19 components and 0.0462535 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=0.061476Jy sigma=1.230352 ! Fit after self-cal, rms=0.061626Jy sigma=1.228976 ! 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=0.061626Jy sigma=1.228976 ! Fit after self-cal, rms=0.063332Jy sigma=1.225652 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8294 mas, bmaj=2.247 mas, bpa=2.183 degrees ! Estimated noise=0.283872 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -8.38721e-05 Jy ! Component: 100 - total flux cleaned = -6.41977e-05 Jy ! Component: 150 - total flux cleaned = -2.81597e-05 Jy ! Component: 200 - total flux cleaned = -1.17742e-05 Jy ! Total flux subtracted in 200 components = -1.17742e-05 Jy ! Clean residual min=-0.001406 max=0.001402 Jy/beam ! Clean residual mean=-0.000000 rms=0.000320 Jy/beam ! Combined flux in latest and established models = 0.0462418 Jy selfcal ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 22 components and 0.0462418 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=0.063320Jy sigma=1.225450 ! Fit after self-cal, rms=0.063397Jy sigma=1.224765 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 (26.2, 28.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000710706 Jy ! Component: 100 - total flux cleaned = 0.000744455 Jy ! Component: 150 - total flux cleaned = 0.000798819 Jy ! Component: 200 - total flux cleaned = 0.000846847 Jy ! Total flux subtracted in 200 components = 0.000846847 Jy ! Clean residual min=-0.001341 max=0.001191 Jy/beam ! Clean residual mean=0.000000 rms=0.000305 Jy/beam ! Combined flux in latest and established models = 0.0470886 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 35 components and 0.0470886 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=0.063358Jy sigma=1.224023 ! Fit after self-cal, rms=0.063348Jy sigma=1.223679 ! 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=0.063348Jy sigma=1.223679 ! Fit after self-cal, rms=0.063590Jy sigma=1.223525 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8283 mas, bmaj=2.246 mas, bpa=2.24 degrees ! Estimated noise=0.283538 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000323264 Jy ! Component: 100 - total flux cleaned = 0.000350558 Jy ! Component: 150 - total flux cleaned = 0.000350702 Jy ! Component: 200 - total flux cleaned = 0.000293587 Jy ! Total flux subtracted in 200 components = 0.000293587 Jy ! Clean residual min=-0.001314 max=0.001174 Jy/beam ! Clean residual mean=-0.000000 rms=0.000298 Jy/beam ! Combined flux in latest and established models = 0.0473822 Jy selfcal ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 39 components and 0.0473822 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=0.063569Jy sigma=1.223142 ! Fit after self-cal, rms=0.063586Jy sigma=1.223058 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 = 0.000159417 Jy ! Component: 100 - total flux cleaned = 0.000121109 Jy ! Component: 150 - total flux cleaned = 5.1023e-05 Jy ! Component: 200 - total flux cleaned = -1.36264e-05 Jy ! Total flux subtracted in 200 components = -1.36264e-05 Jy ! Clean residual min=-0.001325 max=0.001179 Jy/beam ! Clean residual mean=0.000000 rms=0.000297 Jy/beam ! Combined flux in latest and established models = 0.0473686 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 45 components and 0.0473686 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=0.063574Jy sigma=1.222853 ! Fit after self-cal, rms=0.063572Jy sigma=1.222831 ! 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=0.063572Jy sigma=1.222831 ! Fit after self-cal, rms=0.063683Jy sigma=1.222788 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.078 mas, bmaj=4.563 mas, bpa=1.028 degrees ! Estimated noise=0.364404 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000155815 Jy ! Component: 100 - total flux cleaned = 0.000132347 Jy ! Component: 150 - total flux cleaned = 0.000106223 Jy ! Component: 200 - total flux cleaned = 9.09582e-05 Jy ! Total flux subtracted in 200 components = 9.09582e-05 Jy ! Clean residual min=-0.001180 max=0.001259 Jy/beam ! Clean residual mean=-0.000001 rms=0.000318 Jy/beam ! Combined flux in latest and established models = 0.0474595 Jy selfcal ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 58 components and 0.0474595 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=0.063682Jy sigma=1.222753 ! Fit after self-cal, rms=0.063691Jy sigma=1.222726 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 = 4.60675e-05 Jy ! Component: 100 - total flux cleaned = 2.26444e-05 Jy ! Component: 150 - total flux cleaned = 2.34545e-06 Jy ! Component: 200 - total flux cleaned = -1.64826e-05 Jy ! Total flux subtracted in 200 components = -1.64826e-05 Jy ! Clean residual min=-0.001168 max=0.001246 Jy/beam ! Clean residual mean=-0.000001 rms=0.000318 Jy/beam ! Combined flux in latest and established models = 0.047443 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 65 components and 0.047443 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=0.063690Jy sigma=1.222728 ! Fit after self-cal, rms=0.063690Jy sigma=1.222720 ! 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=0.8284 mas, bmaj=2.246 mas, bpa=2.277 degrees ! Estimated noise=0.283515 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8284 x 2.246 at 2.277 degrees (North through East) ! Clean map min=-0.001478 max=0.042273 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=0.6621 mas, bmaj=1.875 mas, bpa=3.111 degrees ! Estimated noise=0.523945 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0320593 Jy ! Component: 100 - total flux cleaned = 0.0399886 Jy ! Component: 150 - total flux cleaned = 0.0425824 Jy ! Component: 200 - total flux cleaned = 0.0439582 Jy ! Total flux subtracted in 200 components = 0.0439582 Jy ! Clean residual min=-0.003559 max=0.002921 Jy/beam ! Clean residual mean=0.000000 rms=0.000737 Jy/beam ! Combined flux in latest and established models = 0.0439582 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 17 model components to the UV plane model. ! The established model now contains 17 components and 0.0439582 Jy ! Inverting map and beam ! Estimated beam: bmin=0.8284 mas, bmaj=2.246 mas, bpa=2.277 degrees ! Estimated noise=0.283515 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 = 0.00221418 Jy ! Component: 100 - total flux cleaned = 0.00302143 Jy ! Component: 150 - total flux cleaned = 0.00320522 Jy ! Component: 200 - total flux cleaned = 0.00320495 Jy ! Total flux subtracted in 200 components = 0.00320495 Jy ! Clean residual min=-0.001450 max=0.001251 Jy/beam ! Clean residual mean=-0.000000 rms=0.000321 Jy/beam ! Combined flux in latest and established models = 0.0471632 Jy ! Adding 18 model components to the UV plane model. ! The established model now contains 31 components and 0.0471632 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=2.078 mas, bmaj=4.563 mas, bpa=1.028 degrees ! Estimated noise=0.364404 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000441662 Jy ! Component: 100 - total flux cleaned = 0.00050343 Jy ! Component: 150 - total flux cleaned = 0.000537098 Jy ! Component: 200 - total flux cleaned = 0.000552709 Jy ! Total flux subtracted in 200 components = 0.000552709 Jy ! Clean residual min=-0.001306 max=0.001378 Jy/beam ! Clean residual mean=-0.000001 rms=0.000323 Jy/beam ! Combined flux in latest and established models = 0.0477159 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) ! Added new window around map position (4, 9.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000713644 Jy ! Component: 100 - total flux cleaned = 0.000660091 Jy ! Component: 150 - total flux cleaned = 0.000551401 Jy ! Component: 200 - total flux cleaned = 0.000474041 Jy ! Total flux subtracted in 200 components = 0.000474041 Jy ! Clean residual min=-0.001020 max=0.000983 Jy/beam ! Clean residual mean=-0.000001 rms=0.000275 Jy/beam ! Combined flux in latest and established models = 0.0481899 Jy ! Adding 36 model components to the UV plane model. ! The established model now contains 66 components and 0.0481899 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.8284 mas, bmaj=2.246 mas, bpa=2.277 degrees ! Estimated noise=0.283515 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00016001 Jy ! Component: 100 - total flux cleaned = -0.000337602 Jy ! Component: 150 - total flux cleaned = -0.00046687 Jy ! Component: 200 - total flux cleaned = -0.000495334 Jy ! Total flux subtracted in 200 components = -0.000495334 Jy ! Clean residual min=-0.001303 max=0.001070 Jy/beam ! Clean residual mean=-0.000000 rms=0.000280 Jy/beam ! Combined flux in latest and established models = 0.0476946 Jy selfcal ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 85 components and 0.0476946 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=0.063676Jy sigma=1.222546 ! Fit after self-cal, rms=0.063669Jy sigma=1.222327 wmodel J1226-1904_X_map.mod ! Writing 85 model components to file: J1226-1904_X_map.mod wobs J1226-1904_X_uvs.fits ! Writing UV FITS file: J1226-1904_X_uvs.fits wwins J1226-1904_X_map.win ! wwins: Wrote 3 windows to J1226-1904_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 = -0.0005771 Jy ! Component: 100 - total flux cleaned = -0.00107052 Jy ! Component: 150 - total flux cleaned = -0.00136545 Jy ! Component: 200 - total flux cleaned = -0.00151687 Jy ! Component: 250 - total flux cleaned = -0.00148025 Jy ! Component: 300 - total flux cleaned = -0.0015165 Jy ! Component: 350 - total flux cleaned = -0.00151679 Jy ! Component: 400 - total flux cleaned = -0.00156873 Jy ! Component: 450 - total flux cleaned = -0.00161919 Jy ! Component: 500 - total flux cleaned = -0.00161915 Jy ! Component: 550 - total flux cleaned = -0.00168351 Jy ! Component: 600 - total flux cleaned = -0.00169907 Jy ! Component: 650 - total flux cleaned = -0.00173017 Jy ! Component: 700 - total flux cleaned = -0.0017453 Jy ! Component: 750 - total flux cleaned = -0.00176055 Jy ! Component: 800 - total flux cleaned = -0.00180527 Jy ! Component: 850 - total flux cleaned = -0.00184929 Jy ! Component: 900 - total flux cleaned = -0.00193539 Jy ! Component: 950 - total flux cleaned = -0.00194956 Jy ! Component: 1000 - total flux cleaned = -0.0019914 Jy ! Component: 1050 - total flux cleaned = -0.00201883 Jy ! Component: 1100 - total flux cleaned = -0.00204601 Jy ! Component: 1150 - total flux cleaned = -0.0020862 Jy ! Component: 1200 - total flux cleaned = -0.00213879 Jy ! Component: 1250 - total flux cleaned = -0.00219081 Jy ! Component: 1300 - total flux cleaned = -0.00220373 Jy ! Component: 1350 - total flux cleaned = -0.00225477 Jy ! Component: 1400 - total flux cleaned = -0.00231756 Jy ! Component: 1450 - total flux cleaned = -0.00236723 Jy ! Component: 1500 - total flux cleaned = -0.00244073 Jy ! Component: 1550 - total flux cleaned = -0.00250145 Jy ! Component: 1600 - total flux cleaned = -0.00257303 Jy ! Component: 1650 - total flux cleaned = -0.00258488 Jy ! Component: 1700 - total flux cleaned = -0.00263195 Jy ! Component: 1750 - total flux cleaned = -0.00266688 Jy ! Component: 1800 - total flux cleaned = -0.00275858 Jy ! Component: 1850 - total flux cleaned = -0.0027699 Jy ! Component: 1900 - total flux cleaned = -0.00280351 Jy ! Component: 1950 - total flux cleaned = -0.00283685 Jy ! Component: 2000 - total flux cleaned = -0.00284784 Jy ! Component: 2050 - total flux cleaned = -0.00286956 Jy ! Component: 2100 - total flux cleaned = -0.00280469 Jy ! Component: 2150 - total flux cleaned = -0.00282622 Jy ! Component: 2200 - total flux cleaned = -0.00283693 Jy ! Component: 2250 - total flux cleaned = -0.00282645 Jy ! Component: 2300 - total flux cleaned = -0.00285781 Jy ! Component: 2350 - total flux cleaned = -0.00287854 Jy ! Component: 2400 - total flux cleaned = -0.00292991 Jy ! Component: 2450 - total flux cleaned = -0.00289926 Jy ! Component: 2500 - total flux cleaned = -0.00292955 Jy ! Component: 2550 - total flux cleaned = -0.00291943 Jy ! Component: 2600 - total flux cleaned = -0.00292927 Jy ! Component: 2650 - total flux cleaned = -0.00294899 Jy ! Component: 2700 - total flux cleaned = -0.00296864 Jy ! Component: 2750 - total flux cleaned = -0.00297831 Jy ! Component: 2800 - total flux cleaned = -0.00294936 Jy ! Component: 2850 - total flux cleaned = -0.00293019 Jy ! Component: 2900 - total flux cleaned = -0.00296831 Jy ! Component: 2950 - total flux cleaned = -0.00294941 Jy ! Component: 3000 - total flux cleaned = -0.00298687 Jy ! Component: 3050 - total flux cleaned = -0.0029495 Jy ! Component: 3100 - total flux cleaned = -0.00294941 Jy ! Component: 3150 - total flux cleaned = -0.00295864 Jy ! Component: 3200 - total flux cleaned = -0.00294949 Jy ! Component: 3250 - total flux cleaned = -0.00294037 Jy ! Component: 3300 - total flux cleaned = -0.00297645 Jy ! Component: 3350 - total flux cleaned = -0.00293176 Jy ! Component: 3400 - total flux cleaned = -0.00294071 Jy ! Component: 3450 - total flux cleaned = -0.00296721 Jy ! Component: 3500 - total flux cleaned = -0.00299352 Jy ! Component: 3550 - total flux cleaned = -0.00300224 Jy ! Component: 3600 - total flux cleaned = -0.00300223 Jy ! Component: 3650 - total flux cleaned = -0.00299359 Jy ! Component: 3700 - total flux cleaned = -0.00301933 Jy ! Component: 3750 - total flux cleaned = -0.0030194 Jy ! Component: 3800 - total flux cleaned = -0.00301112 Jy ! Component: 3850 - total flux cleaned = -0.00303638 Jy ! Component: 3900 - total flux cleaned = -0.0031032 Jy ! Component: 3950 - total flux cleaned = -0.00307825 Jy ! Component: 4000 - total flux cleaned = -0.00308662 Jy ! Component: 4050 - total flux cleaned = -0.00312767 Jy ! Total flux subtracted in 4096 components = -0.00313581 Jy ! Clean residual min=-0.000563 max=0.000571 Jy/beam ! Clean residual mean=-0.000000 rms=0.000140 Jy/beam ! Combined flux in latest and established models = 0.0445588 Jy keep ! Adding 259 model components to the UV plane model. ! The established model now contains 344 components and 0.0445588 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J1226-1904_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8284 x 2.246 at 2.277 degrees (North through East) ! Clean map min=-0.0011637 max=0.041815 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J1226-1904_X_map.fits wmodel /vlbi/uf001/uva//J1226-1904_X_map.mod ! Writing 344 model components to file: /vlbi/uf001/uva//J1226-1904_X_map.mod wobs /vlbi/uf001/uva//J1226-1904_X_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J1226-1904_X_uvs.fits wwins /vlbi/uf001/uva//J1226-1904_X_map.win ! wwins: Wrote 4 windows to /vlbi/uf001/uva//J1226-1904_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0418149 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000138773 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.995625 0.995625 1.99125 3.9825 7.965 15.93 31.86 63.72 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0004 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.041 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 301.318 quit ! Quitting program ! Log file /vlbi/uf001/uva//J1226-1904_X_dfm.log closed on Mon Jan 14 01:52:23 2019