! Started logfile: /vlbi/uf001/uva//J0907-2026_X_dfm.log on Mon Jan 14 00:16:36 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//J0907-2026_X_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J0907-2026_X_uva.fits ! AN table 1: 28 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.963492 visibilities/baseline/integration-bin. ! Found source: J0907-2026 ! ! 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 14568 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 J0907-2026_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 44 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 44 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 44 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 44 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 44 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 44 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 44 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 44 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 44 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 44 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 44 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 44 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.025316Jy sigma=20.031472 ! Fit after self-cal, rms=0.798667Jy sigma=15.543052 ! 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=0.634 mas, bmaj=1.685 mas, bpa=-6.228 degrees ! Estimated noise=0.51408 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 = 0.153205 Jy ! Component: 100 - total flux cleaned = 0.199184 Jy ! Total flux subtracted in 100 components = 0.199184 Jy ! Clean residual min=-0.007900 max=0.018988 Jy/beam ! Clean residual mean=-0.000011 rms=0.002088 Jy/beam ! Combined flux in latest and established models = 0.199184 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 7 components and 0.199184 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=0.081165Jy sigma=1.452983 ! Fit after self-cal, rms=0.081080Jy sigma=1.451487 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0196648 Jy ! Component: 100 - total flux cleaned = 0.0218542 Jy ! Total flux subtracted in 100 components = 0.0218542 Jy ! Clean residual min=-0.007175 max=0.012965 Jy/beam ! Clean residual mean=-0.000005 rms=0.001566 Jy/beam ! Combined flux in latest and established models = 0.221038 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 10 components and 0.221038 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=0.076639Jy sigma=1.349107 ! Fit after self-cal, rms=0.076563Jy sigma=1.347920 ! Inverting map ! Added new window around map position (-1, -2.6). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0104163 Jy ! Component: 100 - total flux cleaned = 0.0119107 Jy ! Total flux subtracted in 100 components = 0.0119107 Jy ! Clean residual min=-0.006955 max=0.007823 Jy/beam ! Clean residual mean=-0.000003 rms=0.001330 Jy/beam ! Combined flux in latest and established models = 0.232949 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 18 components and 0.232949 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=0.074904Jy sigma=1.309314 ! Fit after self-cal, rms=0.074791Jy sigma=1.306748 ! 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=0.7932 mas, bmaj=1.993 mas, bpa=-5.113 degrees ! Estimated noise=0.333294 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 = 0.0067912 Jy ! Component: 100 - total flux cleaned = 0.00988429 Jy ! Component: 150 - total flux cleaned = 0.0105171 Jy ! Component: 200 - total flux cleaned = 0.0109574 Jy ! Total flux subtracted in 200 components = 0.0109574 Jy ! Clean residual min=-0.007019 max=0.007337 Jy/beam ! Clean residual mean=-0.000004 rms=0.001501 Jy/beam ! Combined flux in latest and established models = 0.243906 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 29 components and 0.243906 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=0.074215Jy sigma=1.291149 ! Fit after self-cal, rms=0.074161Jy sigma=1.290026 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7932 x 1.993 at -5.113 degrees (North through East) ! Clean map min=-0.0064457 max=0.19867 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 FD 0.99 HN 1.06 KP 0.92 ! LA 1.02 MK 1.01 NL 1.10 OV 0.88 ! PT 0.97 SC 0.98 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.10 FD 0.99 HN 1.01 KP 0.96 ! LA 1.04 MK 1.02 NL 1.11 OV 0.89 ! PT 1.03 SC 0.95 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 FD 0.99 HN 1.03 KP 0.94 ! LA 1.02 MK 1.01 NL 1.09 OV 0.88 ! PT 0.99 SC 0.97 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 FD 0.99 HN 1.03 KP 0.94 ! LA 1.03 MK 1.01 NL 1.11 OV 0.89 ! PT 1.00 SC 0.96 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 1.03 HN 1.06 KP 0.93 ! LA 1.05 MK 1.02 NL 1.13 OV 0.88 ! PT 0.99 SC 0.94 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 0.97 HN 1.04 KP 0.97 ! LA 1.07 MK 0.96 NL 1.09 OV 0.88 ! PT 1.02 SC 0.98 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 0.97 HN 1.08 KP 0.95 ! LA 1.01 MK 0.96 NL 1.08 OV 0.91 ! PT 1.00 SC 0.98 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 0.98 HN 1.02 KP 0.92 ! LA 1.05 MK 1.01 NL 1.09 OV 0.89 ! PT 1.00 SC 0.97 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 0.97 HN 1.02 KP 0.93 ! LA 1.02 MK 0.97 NL 1.09 OV 0.91 ! PT 1.02 SC 0.96 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.10 FD 0.95 HN 1.03 KP 0.93 ! LA 1.02 MK 0.98 NL 1.10 OV 0.89 ! PT 1.02 SC 0.95 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 FD 0.96 HN 1.07 KP 0.93 ! LA 1.05 MK 0.99 NL 1.07 OV 0.92 ! PT 1.03 SC 0.94 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 0.97 HN 1.08 KP 0.94 ! LA 1.04 MK 0.94 NL 1.08 OV 0.92 ! PT 0.98 SC 0.96 ! ! ! Fit before self-cal, rms=0.074161Jy sigma=1.290026 ! Fit after self-cal, rms=0.072460Jy sigma=1.234949 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.7891 mas, bmaj=1.989 mas, bpa=-4.66 degrees ! Estimated noise=0.332359 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 = -0.00239236 Jy ! Component: 100 - total flux cleaned = -0.00265411 Jy ! Component: 150 - total flux cleaned = -0.00265323 Jy ! Component: 200 - total flux cleaned = -0.00261686 Jy ! Total flux subtracted in 200 components = -0.00261686 Jy ! Clean residual min=-0.004263 max=0.004401 Jy/beam ! Clean residual mean=-0.000004 rms=0.000913 Jy/beam ! Combined flux in latest and established models = 0.24129 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 39 components and 0.24129 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=0.072357Jy sigma=1.233260 ! Fit after self-cal, rms=0.072396Jy sigma=1.232869 ! 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=0.072396Jy sigma=1.232869 ! Fit after self-cal, rms=0.072261Jy sigma=1.232578 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.7896 mas, bmaj=1.99 mas, bpa=-4.625 degrees ! Estimated noise=0.331783 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00139405 Jy ! Component: 100 - total flux cleaned = -0.00146528 Jy ! Component: 150 - total flux cleaned = -0.00146481 Jy ! Component: 200 - total flux cleaned = -0.00146398 Jy ! Total flux subtracted in 200 components = -0.00146398 Jy ! Clean residual min=-0.004163 max=0.004335 Jy/beam ! Clean residual mean=-0.000003 rms=0.000901 Jy/beam ! Combined flux in latest and established models = 0.239826 Jy selfcal ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 42 components and 0.239826 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=0.072218Jy sigma=1.231880 ! Fit after self-cal, rms=0.072214Jy sigma=1.231815 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 (-24.8, -41.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00428827 Jy ! Component: 100 - total flux cleaned = 0.00649974 Jy ! Component: 150 - total flux cleaned = 0.00689475 Jy ! Component: 200 - total flux cleaned = 0.00705487 Jy ! Total flux subtracted in 200 components = 0.00705487 Jy ! Clean residual min=-0.004092 max=0.004126 Jy/beam ! Clean residual mean=-0.000003 rms=0.000824 Jy/beam ! Combined flux in latest and established models = 0.246881 Jy ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 70 components and 0.246881 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=0.071884Jy sigma=1.226790 ! Fit after self-cal, rms=0.071851Jy sigma=1.225826 ! Inverting map ! Added new window around map position (4.6, -16.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.003896 Jy ! Component: 100 - total flux cleaned = 0.00558145 Jy ! Component: 150 - total flux cleaned = 0.00639928 Jy ! Component: 200 - total flux cleaned = 0.00692341 Jy ! Total flux subtracted in 200 components = 0.00692341 Jy ! Clean residual min=-0.003428 max=0.003218 Jy/beam ! Clean residual mean=-0.000002 rms=0.000732 Jy/beam ! Combined flux in latest and established models = 0.253804 Jy ! Performing phase self-cal ! Adding 33 model components to the UV plane model. ! The established model now contains 88 components and 0.253804 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=0.071571Jy sigma=1.221380 ! Fit after self-cal, rms=0.071555Jy sigma=1.220763 ! 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=0.071555Jy sigma=1.220763 ! Fit after self-cal, rms=0.071902Jy sigma=1.205638 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.7887 mas, bmaj=1.987 mas, bpa=-4.63 degrees ! Estimated noise=0.333423 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00105333 Jy ! Component: 100 - total flux cleaned = -0.0015672 Jy ! Component: 150 - total flux cleaned = -0.00199422 Jy ! Component: 200 - total flux cleaned = -0.00230638 Jy ! Total flux subtracted in 200 components = -0.00230638 Jy ! Clean residual min=-0.001977 max=0.002441 Jy/beam ! Clean residual mean=-0.000001 rms=0.000486 Jy/beam ! Combined flux in latest and established models = 0.251498 Jy selfcal ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 101 components and 0.251498 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=0.071870Jy sigma=1.204901 ! Fit after self-cal, rms=0.071885Jy sigma=1.204769 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 (-2, -6.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00219214 Jy ! Component: 100 - total flux cleaned = 0.00270784 Jy ! Component: 150 - total flux cleaned = 0.00263149 Jy ! Component: 200 - total flux cleaned = 0.00252633 Jy ! Total flux subtracted in 200 components = 0.00252633 Jy ! Clean residual min=-0.001813 max=0.001922 Jy/beam ! Clean residual mean=-0.000001 rms=0.000436 Jy/beam ! Combined flux in latest and established models = 0.254024 Jy ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 126 components and 0.254024 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=0.071811Jy sigma=1.202990 ! Fit after self-cal, rms=0.071809Jy sigma=1.202898 ! Inverting map ! Added new window around map position (2.8, -35.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00170286 Jy ! Component: 100 - total flux cleaned = 0.0024786 Jy ! Component: 150 - total flux cleaned = 0.00264085 Jy ! Component: 200 - total flux cleaned = 0.00272984 Jy ! Total flux subtracted in 200 components = 0.00272984 Jy ! Clean residual min=-0.001638 max=0.001738 Jy/beam ! Clean residual mean=-0.000001 rms=0.000408 Jy/beam ! Combined flux in latest and established models = 0.256754 Jy ! Performing phase self-cal ! Adding 32 model components to the UV plane model. ! The established model now contains 144 components and 0.256754 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=0.071759Jy sigma=1.201821 ! Fit after self-cal, rms=0.071756Jy sigma=1.201758 ! 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=0.071756Jy sigma=1.201758 ! Fit after self-cal, rms=0.071700Jy sigma=1.201501 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.118 mas, bmaj=4.443 mas, bpa=-0.8108 degrees ! Estimated noise=0.451912 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000429886 Jy ! Component: 100 - total flux cleaned = 0.000546546 Jy ! Component: 150 - total flux cleaned = 0.000575797 Jy ! Component: 200 - total flux cleaned = 0.000674419 Jy ! Total flux subtracted in 200 components = 0.000674419 Jy ! Clean residual min=-0.001990 max=0.001561 Jy/beam ! Clean residual mean=-0.000001 rms=0.000495 Jy/beam ! Combined flux in latest and established models = 0.257428 Jy selfcal ! Performing phase self-cal ! Adding 33 model components to the UV plane model. ! The established model now contains 166 components and 0.257428 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=0.071684Jy sigma=1.201117 ! Fit after self-cal, rms=0.071682Jy sigma=1.201075 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 = 0.000150542 Jy ! Component: 100 - total flux cleaned = 0.000257209 Jy ! Component: 150 - total flux cleaned = 0.00031383 Jy ! Component: 200 - total flux cleaned = 0.000365864 Jy ! Total flux subtracted in 200 components = 0.000365864 Jy ! Clean residual min=-0.001862 max=0.001536 Jy/beam ! Clean residual mean=-0.000001 rms=0.000478 Jy/beam ! Combined flux in latest and established models = 0.257794 Jy ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 177 components and 0.257794 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=0.071676Jy sigma=1.200910 ! Fit after self-cal, rms=0.071675Jy sigma=1.200900 ! 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=0.7882 mas, bmaj=1.985 mas, bpa=-4.621 degrees ! Estimated noise=0.332937 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7882 x 1.985 at -4.621 degrees (North through East) ! Clean map min=-0.0014012 max=0.1979 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=0.6299 mas, bmaj=1.677 mas, bpa=-5.656 degrees ! Estimated noise=0.512454 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.152549 Jy ! Component: 100 - total flux cleaned = 0.198978 Jy ! Component: 150 - total flux cleaned = 0.218828 Jy ! Component: 200 - total flux cleaned = 0.228699 Jy ! Total flux subtracted in 200 components = 0.228699 Jy ! Clean residual min=-0.004549 max=0.004766 Jy/beam ! Clean residual mean=-0.000002 rms=0.000881 Jy/beam ! Combined flux in latest and established models = 0.228699 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 8 model components to the UV plane model. ! The established model now contains 8 components and 0.228699 Jy ! Inverting map and beam ! Estimated beam: bmin=0.7882 mas, bmaj=1.985 mas, bpa=-4.621 degrees ! Estimated noise=0.332937 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 = 0.00707787 Jy ! Component: 100 - total flux cleaned = 0.0119554 Jy ! Component: 150 - total flux cleaned = 0.014239 Jy ! Component: 200 - total flux cleaned = 0.0162211 Jy ! Total flux subtracted in 200 components = 0.0162211 Jy ! Clean residual min=-0.002584 max=0.002521 Jy/beam ! Clean residual mean=-0.000000 rms=0.000550 Jy/beam ! Combined flux in latest and established models = 0.24492 Jy ! Adding 33 model components to the UV plane model. ! The established model now contains 37 components and 0.24492 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=2.118 mas, bmaj=4.443 mas, bpa=-0.8108 degrees ! Estimated noise=0.451912 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00383751 Jy ! Component: 100 - total flux cleaned = 0.00624135 Jy ! Component: 150 - total flux cleaned = 0.00806309 Jy ! Component: 200 - total flux cleaned = 0.00947157 Jy ! Total flux subtracted in 200 components = 0.00947157 Jy ! Clean residual min=-0.002226 max=0.001908 Jy/beam ! Clean residual mean=0.000000 rms=0.000539 Jy/beam ! Combined flux in latest and established models = 0.254391 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 = 0.000812618 Jy ! Component: 100 - total flux cleaned = 0.00145033 Jy ! Component: 150 - total flux cleaned = 0.00199046 Jy ! Component: 200 - total flux cleaned = 0.00232624 Jy ! Total flux subtracted in 200 components = 0.00232624 Jy ! Clean residual min=-0.002032 max=0.001666 Jy/beam ! Clean residual mean=-0.000000 rms=0.000498 Jy/beam ! Combined flux in latest and established models = 0.256718 Jy ! Adding 73 model components to the UV plane model. ! The established model now contains 109 components and 0.256717 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.7882 mas, bmaj=1.985 mas, bpa=-4.621 degrees ! Estimated noise=0.332937 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000164425 Jy ! Component: 100 - total flux cleaned = 9.83898e-05 Jy ! Component: 150 - total flux cleaned = 0.000540064 Jy ! Component: 200 - total flux cleaned = 0.000829874 Jy ! Total flux subtracted in 200 components = 0.000829874 Jy ! Clean residual min=-0.001874 max=0.001723 Jy/beam ! Clean residual mean=-0.000000 rms=0.000402 Jy/beam ! Combined flux in latest and established models = 0.257547 Jy selfcal ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 119 components and 0.257547 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=0.071762Jy sigma=1.202748 ! Fit after self-cal, rms=0.071747Jy sigma=1.202526 wmodel J0907-2026_X_map.mod ! Writing 119 model components to file: J0907-2026_X_map.mod wobs J0907-2026_X_uvs.fits ! Writing UV FITS file: J0907-2026_X_uvs.fits wwins J0907-2026_X_map.win ! wwins: Wrote 6 windows to J0907-2026_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 = -0.000465367 Jy ! Component: 100 - total flux cleaned = -0.000693252 Jy ! Component: 150 - total flux cleaned = -0.000911465 Jy ! Component: 200 - total flux cleaned = -0.00109716 Jy ! Component: 250 - total flux cleaned = -0.00127801 Jy ! Component: 300 - total flux cleaned = -0.00150396 Jy ! Component: 350 - total flux cleaned = -0.00167558 Jy ! Component: 400 - total flux cleaned = -0.00181952 Jy ! Component: 450 - total flux cleaned = -0.00203196 Jy ! Component: 500 - total flux cleaned = -0.00224021 Jy ! Component: 550 - total flux cleaned = -0.00246735 Jy ! Component: 600 - total flux cleaned = -0.00262382 Jy ! Component: 650 - total flux cleaned = -0.00282179 Jy ! Component: 700 - total flux cleaned = -0.00297355 Jy ! Component: 750 - total flux cleaned = -0.00314448 Jy ! Component: 800 - total flux cleaned = -0.00331259 Jy ! Component: 850 - total flux cleaned = -0.00345725 Jy ! Component: 900 - total flux cleaned = -0.00355899 Jy ! Component: 950 - total flux cleaned = -0.0036396 Jy ! Component: 1000 - total flux cleaned = -0.00377859 Jy ! Component: 1050 - total flux cleaned = -0.00389646 Jy ! Component: 1100 - total flux cleaned = -0.00391517 Jy ! Component: 1150 - total flux cleaned = -0.00395296 Jy ! Component: 1200 - total flux cleaned = -0.00389595 Jy ! Component: 1250 - total flux cleaned = -0.00400855 Jy ! Component: 1300 - total flux cleaned = -0.00398981 Jy ! Component: 1350 - total flux cleaned = -0.003953 Jy ! Component: 1400 - total flux cleaned = -0.00404383 Jy ! Component: 1450 - total flux cleaned = -0.00400782 Jy ! Component: 1500 - total flux cleaned = -0.00415048 Jy ! Component: 1550 - total flux cleaned = -0.00407941 Jy ! Component: 1600 - total flux cleaned = -0.00406211 Jy ! Component: 1650 - total flux cleaned = -0.00404503 Jy ! Component: 1700 - total flux cleaned = -0.00407947 Jy ! Component: 1750 - total flux cleaned = -0.0040964 Jy ! Component: 1800 - total flux cleaned = -0.00407959 Jy ! Component: 1850 - total flux cleaned = -0.0039962 Jy ! Component: 1900 - total flux cleaned = -0.00406262 Jy ! Component: 1950 - total flux cleaned = -0.00411203 Jy ! Component: 2000 - total flux cleaned = -0.00412839 Jy ! Component: 2050 - total flux cleaned = -0.00416086 Jy ! Component: 2100 - total flux cleaned = -0.00422498 Jy ! Component: 2150 - total flux cleaned = -0.00422487 Jy ! Component: 2200 - total flux cleaned = -0.00427191 Jy ! Component: 2250 - total flux cleaned = -0.00433427 Jy ! Component: 2300 - total flux cleaned = -0.00434951 Jy ! Component: 2350 - total flux cleaned = -0.00436473 Jy ! Component: 2400 - total flux cleaned = -0.00441034 Jy ! Component: 2450 - total flux cleaned = -0.00439503 Jy ! Component: 2500 - total flux cleaned = -0.00445501 Jy ! Component: 2550 - total flux cleaned = -0.00448477 Jy ! Component: 2600 - total flux cleaned = -0.00452901 Jy ! Component: 2650 - total flux cleaned = -0.00457287 Jy ! Component: 2700 - total flux cleaned = -0.0045874 Jy ! Component: 2750 - total flux cleaned = -0.00461615 Jy ! Component: 2800 - total flux cleaned = -0.00464492 Jy ! Component: 2850 - total flux cleaned = -0.00465894 Jy ! Component: 2900 - total flux cleaned = -0.00467302 Jy ! Component: 2950 - total flux cleaned = -0.00472913 Jy ! Component: 3000 - total flux cleaned = -0.00470106 Jy ! Component: 3050 - total flux cleaned = -0.00471506 Jy ! Component: 3100 - total flux cleaned = -0.0047837 Jy ! Component: 3150 - total flux cleaned = -0.00478367 Jy ! Component: 3200 - total flux cleaned = -0.00482424 Jy ! Component: 3250 - total flux cleaned = -0.00479717 Jy ! Component: 3300 - total flux cleaned = -0.00477038 Jy ! Component: 3350 - total flux cleaned = -0.00478354 Jy ! Component: 3400 - total flux cleaned = -0.00477023 Jy ! Component: 3450 - total flux cleaned = -0.00484918 Jy ! Component: 3500 - total flux cleaned = -0.00486225 Jy ! Component: 3550 - total flux cleaned = -0.00484917 Jy ! Component: 3600 - total flux cleaned = -0.00483609 Jy ! Component: 3650 - total flux cleaned = -0.00482333 Jy ! Component: 3700 - total flux cleaned = -0.00487452 Jy ! Component: 3750 - total flux cleaned = -0.00491269 Jy ! Component: 3800 - total flux cleaned = -0.00491273 Jy ! Component: 3850 - total flux cleaned = -0.00487506 Jy ! Component: 3900 - total flux cleaned = -0.004925 Jy ! Component: 3950 - total flux cleaned = -0.0049746 Jy ! Component: 4000 - total flux cleaned = -0.00498687 Jy ! Component: 4050 - total flux cleaned = -0.0050357 Jy ! Total flux subtracted in 4096 components = -0.00502346 Jy ! Clean residual min=-0.000634 max=0.000660 Jy/beam ! Clean residual mean=-0.000001 rms=0.000210 Jy/beam ! Combined flux in latest and established models = 0.252524 Jy keep ! Adding 322 model components to the UV plane model. ! The established model now contains 441 components and 0.252524 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J0907-2026_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7882 x 1.985 at -4.621 degrees (North through East) ! Clean map min=-0.0014844 max=0.19652 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J0907-2026_X_map.fits wmodel /vlbi/uf001/uva//J0907-2026_X_map.mod ! Writing 441 model components to file: /vlbi/uf001/uva//J0907-2026_X_map.mod wobs /vlbi/uf001/uva//J0907-2026_X_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J0907-2026_X_uvs.fits wwins /vlbi/uf001/uva//J0907-2026_X_map.win ! wwins: Wrote 7 windows to /vlbi/uf001/uva//J0907-2026_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.196523 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000208288 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.317961 0.317961 0.635922 1.27184 2.54369 5.08737 10.1747 20.3495 40.699 81.398 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0006 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.196 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 943.512 quit ! Quitting program ! Log file /vlbi/uf001/uva//J0907-2026_X_dfm.log closed on Mon Jan 14 00:16:41 2019