! Started logfile: /vlbi/uf001/uva//J2231-1422_X_dfm.log on Mon Jan 14 06:18:03 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//J2231-1422_X_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J2231-1422_X_uva.fits ! AN table 1: 57 integrations on 36 of 36 possible baselines. ! Apparent sampling: 0.908382 visibilities/baseline/integration-bin. ! Found source: J2231-1422 ! ! 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 22368 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 J2231-1422_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 48 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 48 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 48 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 48 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 48 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 48 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 48 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 48 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 48 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 48 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 48 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 48 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.008972Jy sigma=19.978539 ! Fit after self-cal, rms=0.885977Jy sigma=17.522913 ! 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=0.6062 mas, bmaj=1.615 mas, bpa=-4.156 degrees ! Estimated noise=0.44451 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 = 0.0879822 Jy ! Component: 100 - total flux cleaned = 0.1126 Jy ! Total flux subtracted in 100 components = 0.1126 Jy ! Clean residual min=-0.005050 max=0.011366 Jy/beam ! Clean residual mean=0.000005 rms=0.001272 Jy/beam ! Combined flux in latest and established models = 0.1126 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 8 components and 0.1126 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=0.075561Jy sigma=1.385231 ! Fit after self-cal, rms=0.075444Jy sigma=1.383628 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0129237 Jy ! Component: 100 - total flux cleaned = 0.0199072 Jy ! Total flux subtracted in 100 components = 0.0199072 Jy ! Clean residual min=-0.004846 max=0.006501 Jy/beam ! Clean residual mean=0.000004 rms=0.001007 Jy/beam ! Combined flux in latest and established models = 0.132507 Jy ! Performing phase self-cal ! Adding 5 model components to the UV plane model. ! The established model now contains 10 components and 0.132507 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=0.073111Jy sigma=1.327236 ! Fit after self-cal, rms=0.073074Jy sigma=1.326584 ! Inverting map ! Added new window around map position (-7.4, 14.4). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00603075 Jy ! Component: 100 - total flux cleaned = 0.00954272 Jy ! Total flux subtracted in 100 components = 0.00954272 Jy ! Clean residual min=-0.004168 max=0.005395 Jy/beam ! Clean residual mean=0.000003 rms=0.000918 Jy/beam ! Combined flux in latest and established models = 0.14205 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 15 components and 0.14205 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=0.072672Jy sigma=1.314716 ! Fit after self-cal, rms=0.072627Jy sigma=1.313574 ! 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=0.7419 mas, bmaj=1.852 mas, bpa=-2.88 degrees ! Estimated noise=0.2529 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, -4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00643992 Jy ! Component: 100 - total flux cleaned = 0.010185 Jy ! Component: 150 - total flux cleaned = 0.0129591 Jy ! Component: 200 - total flux cleaned = 0.0147934 Jy ! Total flux subtracted in 200 components = 0.0147934 Jy ! Clean residual min=-0.004658 max=0.005090 Jy/beam ! Clean residual mean=0.000004 rms=0.000946 Jy/beam ! Combined flux in latest and established models = 0.156843 Jy ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 41 components and 0.156843 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=0.072000Jy sigma=1.299818 ! Fit after self-cal, rms=0.071916Jy sigma=1.297831 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7419 x 1.852 at -2.88 degrees (North through East) ! Clean map min=-0.0040087 max=0.11574 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.20 FD 1.02 HN 0.91 KP 0.91 ! LA 0.95 MK 1.05 NL 1.17 OV 0.99 ! SC 0.99 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.17 FD 1.05 HN 0.92 KP 0.93 ! LA 0.94 MK 1.05 NL 1.15 OV 1.01 ! SC 0.95 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.12 FD 1.04 HN 0.97 KP 0.92 ! LA 0.97 MK 1.00 NL 1.18 OV 0.98 ! SC 0.94 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.17 FD 1.01 HN 0.93 KP 0.89 ! LA 0.95 MK 1.04 NL 1.17 OV 1.02 ! SC 1.00 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.14 FD 1.02 HN 0.98 KP 0.92 ! LA 0.94 MK 1.01 NL 1.16 OV 0.94 ! SC 0.97 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.11 FD 1.00 HN 0.96 KP 0.91 ! LA 0.94 MK 1.05 NL 1.18 OV 1.02 ! SC 0.98 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.10 FD 0.99 HN 0.96 KP 0.88 ! LA 0.93 MK 0.99 NL 1.13 OV 1.00 ! SC 1.01 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 1.00 HN 0.94 KP 0.90 ! LA 0.95 MK 1.00 NL 1.17 OV 1.00 ! SC 0.97 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.15 FD 0.97 HN 0.98 KP 0.89 ! LA 0.95 MK 1.03 NL 1.17 OV 0.96 ! SC 0.95 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 0.99 HN 0.94 KP 0.92 ! LA 0.93 MK 1.03 NL 1.17 OV 0.97 ! SC 0.97 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.15 FD 0.97 HN 0.96 KP 0.88 ! LA 0.94 MK 0.98 NL 1.20 OV 0.97 ! SC 0.97 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.10 FD 0.98 HN 0.91 KP 0.87 ! LA 0.94 MK 1.03 NL 1.15 OV 0.95 ! SC 0.97 ! ! ! Fit before self-cal, rms=0.071916Jy sigma=1.297831 ! Fit after self-cal, rms=0.071369Jy sigma=1.271956 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.7406 mas, bmaj=1.868 mas, bpa=-2.557 degrees ! Estimated noise=0.253738 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 = -0.000152067 Jy ! Component: 100 - total flux cleaned = -0.000845465 Jy ! Component: 150 - total flux cleaned = -0.00122101 Jy ! Component: 200 - total flux cleaned = -0.00130055 Jy ! Total flux subtracted in 200 components = -0.00130055 Jy ! Clean residual min=-0.002287 max=0.002793 Jy/beam ! Clean residual mean=0.000001 rms=0.000578 Jy/beam ! Combined flux in latest and established models = 0.155542 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 57 components and 0.155542 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=0.071252Jy sigma=1.270008 ! Fit after self-cal, rms=0.071309Jy sigma=1.269351 ! 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=0.071309Jy sigma=1.269351 ! Fit after self-cal, rms=0.072905Jy sigma=1.258274 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.7384 mas, bmaj=1.867 mas, bpa=-2.73 degrees ! Estimated noise=0.254049 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000114581 Jy ! Component: 100 - total flux cleaned = 9.52365e-05 Jy ! Component: 150 - total flux cleaned = 0.000154175 Jy ! Component: 200 - total flux cleaned = 0.000178734 Jy ! Total flux subtracted in 200 components = 0.000178734 Jy ! Clean residual min=-0.001480 max=0.001383 Jy/beam ! Clean residual mean=0.000001 rms=0.000319 Jy/beam ! Combined flux in latest and established models = 0.155721 Jy selfcal ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 72 components and 0.155721 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=0.072858Jy sigma=1.257383 ! Fit after self-cal, rms=0.072923Jy sigma=1.257124 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 = -7.23641e-05 Jy ! Component: 100 - total flux cleaned = -9.81719e-05 Jy ! Component: 150 - total flux cleaned = -9.84835e-05 Jy ! Component: 200 - total flux cleaned = -0.000152599 Jy ! Total flux subtracted in 200 components = -0.000152599 Jy ! Clean residual min=-0.001442 max=0.001348 Jy/beam ! Clean residual mean=0.000000 rms=0.000313 Jy/beam ! Combined flux in latest and established models = 0.155568 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 76 components and 0.155568 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=0.072909Jy sigma=1.256864 ! Fit after self-cal, rms=0.072907Jy sigma=1.256833 ! 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=0.072907Jy sigma=1.256833 ! Fit after self-cal, rms=0.073255Jy sigma=1.256094 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.7369 mas, bmaj=1.866 mas, bpa=-2.731 degrees ! Estimated noise=0.253656 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000334524 Jy ! Component: 100 - total flux cleaned = -0.000358015 Jy ! Component: 150 - total flux cleaned = -0.000417663 Jy ! Component: 200 - total flux cleaned = -0.000451419 Jy ! Total flux subtracted in 200 components = -0.000451419 Jy ! Clean residual min=-0.001378 max=0.001251 Jy/beam ! Clean residual mean=0.000000 rms=0.000292 Jy/beam ! Combined flux in latest and established models = 0.155117 Jy selfcal ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 94 components and 0.155117 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=0.073239Jy sigma=1.255798 ! Fit after self-cal, rms=0.073249Jy sigma=1.255750 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 = -6.58224e-05 Jy ! Component: 100 - total flux cleaned = -0.000132756 Jy ! Component: 150 - total flux cleaned = -0.000206011 Jy ! Component: 200 - total flux cleaned = -0.000218906 Jy ! Total flux subtracted in 200 components = -0.000218906 Jy ! Clean residual min=-0.001350 max=0.001230 Jy/beam ! Clean residual mean=0.000000 rms=0.000289 Jy/beam ! Combined flux in latest and established models = 0.154898 Jy ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 100 components and 0.154898 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=0.073242Jy sigma=1.255628 ! Fit after self-cal, rms=0.073242Jy sigma=1.255617 ! 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=0.073242Jy sigma=1.255617 ! Fit after self-cal, rms=0.073399Jy sigma=1.255540 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.946 mas, bmaj=3.586 mas, bpa=2.423 degrees ! Estimated noise=0.362786 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 4.93143e-05 Jy ! Component: 100 - total flux cleaned = -3.11286e-05 Jy ! Component: 150 - total flux cleaned = -5.73645e-05 Jy ! Component: 200 - total flux cleaned = -5.75694e-05 Jy ! Total flux subtracted in 200 components = -5.75694e-05 Jy ! Clean residual min=-0.001309 max=0.001260 Jy/beam ! Clean residual mean=0.000000 rms=0.000351 Jy/beam ! Combined flux in latest and established models = 0.154841 Jy selfcal ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 111 components and 0.154841 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=0.073395Jy sigma=1.255506 ! Fit after self-cal, rms=0.073398Jy sigma=1.255493 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 = -7.18314e-05 Jy ! Component: 100 - total flux cleaned = -8.19381e-05 Jy ! Component: 150 - total flux cleaned = -7.43862e-05 Jy ! Component: 200 - total flux cleaned = -7.44613e-05 Jy ! Total flux subtracted in 200 components = -7.44613e-05 Jy ! Clean residual min=-0.001293 max=0.001220 Jy/beam ! Clean residual mean=0.000000 rms=0.000347 Jy/beam ! Combined flux in latest and established models = 0.154766 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 118 components and 0.154766 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=0.073398Jy sigma=1.255480 ! Fit after self-cal, rms=0.073397Jy sigma=1.255475 ! 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=0.736 mas, bmaj=1.866 mas, bpa=-2.729 degrees ! Estimated noise=0.253531 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.736 x 1.866 at -2.729 degrees (North through East) ! Clean map min=-0.0012153 max=0.11587 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=0.6021 mas, bmaj=1.63 mas, bpa=-4.026 degrees ! Estimated noise=0.442927 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0874138 Jy ! Component: 100 - total flux cleaned = 0.111833 Jy ! Component: 150 - total flux cleaned = 0.124678 Jy ! Component: 200 - total flux cleaned = 0.132107 Jy ! Total flux subtracted in 200 components = 0.132107 Jy ! Clean residual min=-0.002966 max=0.003825 Jy/beam ! Clean residual mean=0.000003 rms=0.000668 Jy/beam ! Combined flux in latest and established models = 0.132107 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 11 model components to the UV plane model. ! The established model now contains 11 components and 0.132107 Jy ! Inverting map and beam ! Estimated beam: bmin=0.736 mas, bmaj=1.866 mas, bpa=-2.729 degrees ! Estimated noise=0.253531 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 = 0.00689826 Jy ! Component: 100 - total flux cleaned = 0.0112051 Jy ! Component: 150 - total flux cleaned = 0.014151 Jy ! Component: 200 - total flux cleaned = 0.016264 Jy ! Total flux subtracted in 200 components = 0.016264 Jy ! Clean residual min=-0.001473 max=0.001439 Jy/beam ! Clean residual mean=0.000001 rms=0.000332 Jy/beam ! Combined flux in latest and established models = 0.148371 Jy ! Adding 30 model components to the UV plane model. ! The established model now contains 34 components and 0.148371 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=1.946 mas, bmaj=3.586 mas, bpa=2.423 degrees ! Estimated noise=0.362786 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00251556 Jy ! Component: 100 - total flux cleaned = 0.00391615 Jy ! Component: 150 - total flux cleaned = 0.0048426 Jy ! Component: 200 - total flux cleaned = 0.00546545 Jy ! Total flux subtracted in 200 components = 0.00546545 Jy ! Clean residual min=-0.001346 max=0.001321 Jy/beam ! Clean residual mean=0.000001 rms=0.000353 Jy/beam ! Combined flux in latest and established models = 0.153837 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 = 0.000384544 Jy ! Component: 100 - total flux cleaned = 0.000506437 Jy ! Component: 150 - total flux cleaned = 0.000598048 Jy ! Component: 200 - total flux cleaned = 0.000676746 Jy ! Total flux subtracted in 200 components = 0.000676746 Jy ! Clean residual min=-0.001288 max=0.001218 Jy/beam ! Clean residual mean=0.000000 rms=0.000348 Jy/beam ! Combined flux in latest and established models = 0.154513 Jy ! Adding 52 model components to the UV plane model. ! The established model now contains 81 components and 0.154513 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.736 mas, bmaj=1.866 mas, bpa=-2.729 degrees ! Estimated noise=0.253531 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -5.94808e-05 Jy ! Component: 100 - total flux cleaned = -5.99551e-05 Jy ! Component: 150 - total flux cleaned = -5.99338e-05 Jy ! Component: 200 - total flux cleaned = -5.93181e-05 Jy ! Total flux subtracted in 200 components = -5.93181e-05 Jy ! Clean residual min=-0.001333 max=0.001224 Jy/beam ! Clean residual mean=0.000000 rms=0.000290 Jy/beam ! Combined flux in latest and established models = 0.154454 Jy selfcal ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 94 components and 0.154454 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=0.073424Jy sigma=1.255942 ! Fit after self-cal, rms=0.073413Jy sigma=1.255796 wmodel J2231-1422_X_map.mod ! Writing 94 model components to file: J2231-1422_X_map.mod wobs J2231-1422_X_uvs.fits ! Writing UV FITS file: J2231-1422_X_uvs.fits wwins J2231-1422_X_map.win ! wwins: Wrote 3 windows to J2231-1422_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 = 5.71105e-05 Jy ! Component: 100 - total flux cleaned = 0.000295966 Jy ! Component: 150 - total flux cleaned = 0.000546481 Jy ! Component: 200 - total flux cleaned = 0.000769517 Jy ! Component: 250 - total flux cleaned = 0.000887954 Jy ! Component: 300 - total flux cleaned = 0.00102314 Jy ! Component: 350 - total flux cleaned = 0.00115547 Jy ! Component: 400 - total flux cleaned = 0.00128516 Jy ! Component: 450 - total flux cleaned = 0.00143074 Jy ! Component: 500 - total flux cleaned = 0.00152031 Jy ! Component: 550 - total flux cleaned = 0.00164359 Jy ! Component: 600 - total flux cleaned = 0.00174757 Jy ! Component: 650 - total flux cleaned = 0.00183312 Jy ! Component: 700 - total flux cleaned = 0.00190082 Jy ! Component: 750 - total flux cleaned = 0.00201724 Jy ! Component: 800 - total flux cleaned = 0.00205003 Jy ! Component: 850 - total flux cleaned = 0.00216335 Jy ! Component: 900 - total flux cleaned = 0.00216315 Jy ! Component: 950 - total flux cleaned = 0.00224247 Jy ! Component: 1000 - total flux cleaned = 0.00227387 Jy ! Component: 1050 - total flux cleaned = 0.00230496 Jy ! Component: 1100 - total flux cleaned = 0.00238168 Jy ! Component: 1150 - total flux cleaned = 0.00242722 Jy ! Component: 1200 - total flux cleaned = 0.00251736 Jy ! Component: 1250 - total flux cleaned = 0.00262184 Jy ! Component: 1300 - total flux cleaned = 0.00272492 Jy ! Component: 1350 - total flux cleaned = 0.00275429 Jy ! Component: 1400 - total flux cleaned = 0.00288508 Jy ! Component: 1450 - total flux cleaned = 0.00289956 Jy ! Component: 1500 - total flux cleaned = 0.00304241 Jy ! Component: 1550 - total flux cleaned = 0.00312746 Jy ! Component: 1600 - total flux cleaned = 0.00319772 Jy ! Component: 1650 - total flux cleaned = 0.00330919 Jy ! Component: 1700 - total flux cleaned = 0.00340588 Jy ! Component: 1750 - total flux cleaned = 0.00346074 Jy ! Component: 1800 - total flux cleaned = 0.0035697 Jy ! Component: 1850 - total flux cleaned = 0.0036238 Jy ! Component: 1900 - total flux cleaned = 0.00373109 Jy ! Component: 1950 - total flux cleaned = 0.00381107 Jy ! Component: 2000 - total flux cleaned = 0.00390367 Jy ! Component: 2050 - total flux cleaned = 0.00400872 Jy ! Component: 2100 - total flux cleaned = 0.00408704 Jy ! Component: 2150 - total flux cleaned = 0.00412589 Jy ! Component: 2200 - total flux cleaned = 0.00420303 Jy ! Component: 2250 - total flux cleaned = 0.00430526 Jy ! Component: 2300 - total flux cleaned = 0.00440683 Jy ! Component: 2350 - total flux cleaned = 0.00448243 Jy ! Component: 2400 - total flux cleaned = 0.00457011 Jy ! Component: 2450 - total flux cleaned = 0.00466968 Jy ! Component: 2500 - total flux cleaned = 0.00478093 Jy ! Component: 2550 - total flux cleaned = 0.00487907 Jy ! Component: 2600 - total flux cleaned = 0.00490348 Jy ! Component: 2650 - total flux cleaned = 0.00497604 Jy ! Component: 2700 - total flux cleaned = 0.00496408 Jy ! Component: 2750 - total flux cleaned = 0.00509581 Jy ! Component: 2800 - total flux cleaned = 0.00517903 Jy ! Component: 2850 - total flux cleaned = 0.00521453 Jy ! Component: 2900 - total flux cleaned = 0.00532036 Jy ! Component: 2950 - total flux cleaned = 0.005332 Jy ! Component: 3000 - total flux cleaned = 0.00548312 Jy ! Component: 3050 - total flux cleaned = 0.00547148 Jy ! Component: 3100 - total flux cleaned = 0.00555197 Jy ! Component: 3150 - total flux cleaned = 0.00563195 Jy ! Component: 3200 - total flux cleaned = 0.00565472 Jy ! Component: 3250 - total flux cleaned = 0.00567739 Jy ! Component: 3300 - total flux cleaned = 0.00574496 Jy ! Component: 3350 - total flux cleaned = 0.00582324 Jy ! Component: 3400 - total flux cleaned = 0.00578986 Jy ! Component: 3450 - total flux cleaned = 0.0058895 Jy ! Component: 3500 - total flux cleaned = 0.00597747 Jy ! Component: 3550 - total flux cleaned = 0.00598848 Jy ! Component: 3600 - total flux cleaned = 0.00601025 Jy ! Component: 3650 - total flux cleaned = 0.00608597 Jy ! Component: 3700 - total flux cleaned = 0.00608593 Jy ! Component: 3750 - total flux cleaned = 0.00613958 Jy ! Component: 3800 - total flux cleaned = 0.0062036 Jy ! Component: 3850 - total flux cleaned = 0.00618237 Jy ! Component: 3900 - total flux cleaned = 0.00623513 Jy ! Component: 3950 - total flux cleaned = 0.00622454 Jy ! Component: 4000 - total flux cleaned = 0.00626645 Jy ! Component: 4050 - total flux cleaned = 0.0062561 Jy ! Total flux subtracted in 4096 components = 0.00630786 Jy ! Clean residual min=-0.000711 max=0.000662 Jy/beam ! Clean residual mean=-0.000000 rms=0.000175 Jy/beam ! Combined flux in latest and established models = 0.160762 Jy keep ! Adding 301 model components to the UV plane model. ! The established model now contains 395 components and 0.160762 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J2231-1422_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.736 x 1.866 at -2.729 degrees (North through East) ! Clean map min=-0.00090045 max=0.11571 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J2231-1422_X_map.fits wmodel /vlbi/uf001/uva//J2231-1422_X_map.mod ! Writing 395 model components to file: /vlbi/uf001/uva//J2231-1422_X_map.mod wobs /vlbi/uf001/uva//J2231-1422_X_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J2231-1422_X_uvs.fits wwins /vlbi/uf001/uva//J2231-1422_X_map.win ! wwins: Wrote 4 windows to /vlbi/uf001/uva//J2231-1422_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.115708 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000174732 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.453033 0.453033 0.906067 1.81213 3.62427 7.24853 14.4971 28.9941 57.9883 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0005 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.115 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 662.203 quit ! Quitting program ! Log file /vlbi/uf001/uva//J2231-1422_X_dfm.log closed on Mon Jan 14 06:18:08 2019