! Started logfile: /vlbi/uf001/uva//J1528+3816_X_dfm.log on Mon Jan 14 03:19:06 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//J1528+3816_X_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J1528+3816_X_uva.fits ! AN table 1: 72 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.750309 visibilities/baseline/integration-bin. ! Found source: J1528+3816 ! ! 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 29172 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 J1528+3816_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 96 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 96 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 96 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 96 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 96 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 96 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 96 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 96 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 96 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 96 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 96 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 96 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.006071Jy sigma=23.530338 ! Fit after self-cal, rms=0.928065Jy sigma=21.722574 ! 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=0.6806 mas, bmaj=1.292 mas, bpa=2.61 degrees ! Estimated noise=0.401795 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 = 0.0551532 Jy ! Component: 100 - total flux cleaned = 0.0675983 Jy ! Total flux subtracted in 100 components = 0.0675983 Jy ! Clean residual min=-0.002836 max=0.004343 Jy/beam ! Clean residual mean=-0.000001 rms=0.000593 Jy/beam ! Combined flux in latest and established models = 0.0675984 Jy ! Performing phase self-cal ! Adding 4 model components to the UV plane model. ! The established model now contains 4 components and 0.0675984 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=0.056059Jy sigma=1.250059 ! Fit after self-cal, rms=0.055602Jy sigma=1.239927 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0047744 Jy ! Component: 100 - total flux cleaned = 0.00696685 Jy ! Total flux subtracted in 100 components = 0.00696685 Jy ! Clean residual min=-0.002301 max=0.002668 Jy/beam ! Clean residual mean=-0.000001 rms=0.000516 Jy/beam ! Combined flux in latest and established models = 0.0745652 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 8 components and 0.0745652 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=0.055082Jy sigma=1.228323 ! Fit after self-cal, rms=0.055083Jy sigma=1.228173 ! 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=0.8911 mas, bmaj=1.582 mas, bpa=2.056 degrees ! Estimated noise=0.179012 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 (1.8, 0). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00282968 Jy ! Component: 100 - total flux cleaned = 0.00380114 Jy ! Component: 150 - total flux cleaned = 0.00443543 Jy ! Component: 200 - total flux cleaned = 0.00485632 Jy ! Total flux subtracted in 200 components = 0.00485632 Jy ! Clean residual min=-0.001652 max=0.002224 Jy/beam ! Clean residual mean=-0.000000 rms=0.000385 Jy/beam ! Combined flux in latest and established models = 0.0794215 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 24 components and 0.0794215 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=0.054921Jy sigma=1.224116 ! Fit after self-cal, rms=0.054900Jy sigma=1.223709 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8911 x 1.582 at 2.056 degrees (North through East) ! Clean map min=-0.0018229 max=0.072923 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.10 FD 1.03 HN 0.97 KP 1.02 ! LA 0.98 MK 1.05 NL 1.10 OV 0.91 ! PT 0.93 SC 0.95 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 1.03 HN 0.96 KP 1.00 ! LA 0.99 MK 1.03 NL 1.10 OV 0.89 ! PT 0.95 SC 0.99 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 1.02 HN 0.94 KP 0.98 ! LA 0.99 MK 1.01 NL 1.16 OV 0.92 ! PT 0.96 SC 0.97 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 1.04 HN 0.92 KP 1.02 ! LA 1.01 MK 1.06 NL 1.13 OV 0.92 ! PT 0.91 SC 0.92 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.12 FD 1.01 HN 0.96 KP 0.99 ! LA 1.04 MK 1.05 NL 1.09 OV 0.95 ! PT 0.93 SC 0.96 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 1.04 HN 0.97 KP 1.00 ! LA 0.99 MK 1.01 NL 1.09 OV 0.96 ! PT 0.92 SC 0.98 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 0.98 HN 0.98 KP 1.00 ! LA 1.02 MK 0.98 NL 1.15 OV 0.96 ! PT 0.94 SC 0.97 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 1.04 HN 0.94 KP 1.02 ! LA 1.03 MK 1.04 NL 1.16 OV 0.90 ! PT 0.94 SC 0.95 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 1.01 HN 0.93 KP 1.00 ! LA 0.97 MK 1.10 NL 1.15 OV 0.93 ! PT 0.90 SC 0.96 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 FD 1.00 HN 0.94 KP 0.99 ! LA 1.02 MK 1.04 NL 1.13 OV 0.90 ! PT 0.91 SC 0.99 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 1.00 HN 0.94 KP 0.98 ! LA 0.98 MK 0.97 NL 1.13 OV 0.92 ! PT 0.95 SC 0.96 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 0.95 HN 0.94 KP 1.04 ! LA 0.99 MK 1.09 NL 1.07 OV 0.94 ! PT 0.92 SC 0.93 ! ! ! Fit before self-cal, rms=0.054900Jy sigma=1.223709 ! Fit after self-cal, rms=0.053904Jy sigma=1.214684 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.8901 mas, bmaj=1.583 mas, bpa=2.501 degrees ! Estimated noise=0.178257 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 = -0.000651217 Jy ! Component: 100 - total flux cleaned = -0.000901951 Jy ! Component: 150 - total flux cleaned = -0.000981165 Jy ! Component: 200 - total flux cleaned = -0.00101398 Jy ! Total flux subtracted in 200 components = -0.00101398 Jy ! Clean residual min=-0.000882 max=0.000976 Jy/beam ! Clean residual mean=0.000002 rms=0.000224 Jy/beam ! Combined flux in latest and established models = 0.0784075 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 36 components and 0.0784075 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=0.053880Jy sigma=1.214122 ! Fit after self-cal, rms=0.053901Jy sigma=1.213807 ! 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=0.053901Jy sigma=1.213807 ! Fit after self-cal, rms=0.053933Jy sigma=1.211071 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8905 mas, bmaj=1.576 mas, bpa=2.405 degrees ! Estimated noise=0.178201 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000404732 Jy ! Component: 100 - total flux cleaned = -0.000439139 Jy ! Component: 150 - total flux cleaned = -0.000439274 Jy ! Component: 200 - total flux cleaned = -0.000425513 Jy ! Total flux subtracted in 200 components = -0.000425513 Jy ! Clean residual min=-0.000766 max=0.000726 Jy/beam ! Clean residual mean=0.000001 rms=0.000190 Jy/beam ! Combined flux in latest and established models = 0.077982 Jy selfcal ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 58 components and 0.077982 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=0.053924Jy sigma=1.210848 ! Fit after self-cal, rms=0.053938Jy sigma=1.210742 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 = -8.97132e-05 Jy ! Component: 100 - total flux cleaned = -8.97824e-05 Jy ! Component: 150 - total flux cleaned = -7.83616e-05 Jy ! Component: 200 - total flux cleaned = -7.84803e-05 Jy ! Total flux subtracted in 200 components = -7.84803e-05 Jy ! Clean residual min=-0.000772 max=0.000731 Jy/beam ! Clean residual mean=0.000001 rms=0.000188 Jy/beam ! Combined flux in latest and established models = 0.0779036 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 61 components and 0.0779036 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=0.053933Jy sigma=1.210639 ! Fit after self-cal, rms=0.053933Jy sigma=1.210633 ! 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=0.053933Jy sigma=1.210633 ! Fit after self-cal, rms=0.053920Jy sigma=1.210589 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8902 mas, bmaj=1.574 mas, bpa=2.442 degrees ! Estimated noise=0.178074 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000298214 Jy ! Component: 100 - total flux cleaned = -0.000334559 Jy ! Component: 150 - total flux cleaned = -0.000324254 Jy ! Component: 200 - total flux cleaned = -0.000324428 Jy ! Total flux subtracted in 200 components = -0.000324428 Jy ! Clean residual min=-0.000775 max=0.000695 Jy/beam ! Clean residual mean=0.000001 rms=0.000185 Jy/beam ! Combined flux in latest and established models = 0.0775791 Jy selfcal ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 63 components and 0.0775791 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=0.053915Jy sigma=1.210484 ! Fit after self-cal, rms=0.053918Jy sigma=1.210480 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 = -6.19172e-05 Jy ! Component: 100 - total flux cleaned = -5.33384e-05 Jy ! Component: 150 - total flux cleaned = -6.17124e-05 Jy ! Component: 200 - total flux cleaned = -6.15877e-05 Jy ! Total flux subtracted in 200 components = -6.15877e-05 Jy ! Clean residual min=-0.000787 max=0.000696 Jy/beam ! Clean residual mean=0.000001 rms=0.000183 Jy/beam ! Combined flux in latest and established models = 0.0775175 Jy ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 67 components and 0.0775175 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=0.053915Jy sigma=1.210427 ! Fit after self-cal, rms=0.053915Jy sigma=1.210422 ! 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=0.053915Jy sigma=1.210422 ! Fit after self-cal, rms=0.053908Jy sigma=1.210403 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.1 mas, bmaj=2.653 mas, bpa=10.69 degrees ! Estimated noise=0.231673 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000313948 Jy ! Component: 100 - total flux cleaned = -0.000351332 Jy ! Component: 150 - total flux cleaned = -0.000357254 Jy ! Component: 200 - total flux cleaned = -0.000348382 Jy ! Total flux subtracted in 200 components = -0.000348382 Jy ! Clean residual min=-0.000997 max=0.000882 Jy/beam ! Clean residual mean=0.000003 rms=0.000225 Jy/beam ! Combined flux in latest and established models = 0.0771692 Jy selfcal ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 74 components and 0.0771692 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=0.053907Jy sigma=1.210387 ! Fit after self-cal, rms=0.053908Jy sigma=1.210381 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 = -5.80469e-05 Jy ! Component: 100 - total flux cleaned = -6.23953e-05 Jy ! Component: 150 - total flux cleaned = -5.91967e-05 Jy ! Component: 200 - total flux cleaned = -5.92365e-05 Jy ! Total flux subtracted in 200 components = -5.92365e-05 Jy ! Clean residual min=-0.000999 max=0.000880 Jy/beam ! Clean residual mean=0.000003 rms=0.000224 Jy/beam ! Combined flux in latest and established models = 0.0771099 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 82 components and 0.0771099 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=0.053908Jy sigma=1.210390 ! Fit after self-cal, rms=0.053908Jy sigma=1.210389 ! 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=0.89 mas, bmaj=1.574 mas, bpa=2.486 degrees ! Estimated noise=0.178024 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.89 x 1.574 at 2.486 degrees (North through East) ! Clean map min=-0.00083512 max=0.072955 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=0.6792 mas, bmaj=1.28 mas, bpa=3.109 degrees ! Estimated noise=0.400237 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0553261 Jy ! Component: 100 - total flux cleaned = 0.0678707 Jy ! Component: 150 - total flux cleaned = 0.0724503 Jy ! Component: 200 - total flux cleaned = 0.0745432 Jy ! Total flux subtracted in 200 components = 0.0745432 Jy ! Clean residual min=-0.001778 max=0.001868 Jy/beam ! Clean residual mean=-0.000000 rms=0.000431 Jy/beam ! Combined flux in latest and established models = 0.0745432 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 9 model components to the UV plane model. ! The established model now contains 9 components and 0.0745432 Jy ! Inverting map and beam ! Estimated beam: bmin=0.89 mas, bmaj=1.574 mas, bpa=2.486 degrees ! Estimated noise=0.178024 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 = 0.0016547 Jy ! Component: 100 - total flux cleaned = 0.00210701 Jy ! Component: 150 - total flux cleaned = 0.00232122 Jy ! Component: 200 - total flux cleaned = 0.0024504 Jy ! Total flux subtracted in 200 components = 0.0024504 Jy ! Clean residual min=-0.000795 max=0.000742 Jy/beam ! Clean residual mean=0.000001 rms=0.000190 Jy/beam ! Combined flux in latest and established models = 0.0769936 Jy ! Adding 19 model components to the UV plane model. ! The established model now contains 24 components and 0.0769936 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=2.1 mas, bmaj=2.653 mas, bpa=10.69 degrees ! Estimated noise=0.231673 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 3.55048e-05 Jy ! Component: 100 - total flux cleaned = 4.7694e-05 Jy ! Component: 150 - total flux cleaned = 7.84774e-05 Jy ! Component: 200 - total flux cleaned = 0.000104102 Jy ! Total flux subtracted in 200 components = 0.000104102 Jy ! Clean residual min=-0.001005 max=0.000865 Jy/beam ! Clean residual mean=0.000003 rms=0.000227 Jy/beam ! Combined flux in latest and established models = 0.0770977 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 = 7.44932e-06 Jy ! Component: 100 - total flux cleaned = 2.08779e-05 Jy ! Component: 150 - total flux cleaned = 2.69327e-05 Jy ! Component: 200 - total flux cleaned = 3.21295e-05 Jy ! Total flux subtracted in 200 components = 3.21295e-05 Jy ! Clean residual min=-0.001007 max=0.000867 Jy/beam ! Clean residual mean=0.000003 rms=0.000226 Jy/beam ! Combined flux in latest and established models = 0.0771299 Jy ! Adding 24 model components to the UV plane model. ! The established model now contains 44 components and 0.0771299 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.89 mas, bmaj=1.574 mas, bpa=2.486 degrees ! Estimated noise=0.178024 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -2.60395e-05 Jy ! Component: 100 - total flux cleaned = 1.21315e-05 Jy ! Component: 150 - total flux cleaned = 5.86111e-05 Jy ! Component: 200 - total flux cleaned = 9.02623e-05 Jy ! Total flux subtracted in 200 components = 9.02623e-05 Jy ! Clean residual min=-0.000771 max=0.000685 Jy/beam ! Clean residual mean=0.000001 rms=0.000184 Jy/beam ! Combined flux in latest and established models = 0.0772201 Jy selfcal ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 54 components and 0.0772201 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=0.053914Jy sigma=1.210518 ! Fit after self-cal, rms=0.053912Jy sigma=1.210488 wmodel J1528+3816_X_map.mod ! Writing 54 model components to file: J1528+3816_X_map.mod wobs J1528+3816_X_uvs.fits ! Writing UV FITS file: J1528+3816_X_uvs.fits wwins J1528+3816_X_map.win ! wwins: Wrote 2 windows to J1528+3816_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 = -0.000356294 Jy ! Component: 100 - total flux cleaned = -0.000581853 Jy ! Component: 150 - total flux cleaned = -0.00070849 Jy ! Component: 200 - total flux cleaned = -0.000781946 Jy ! Component: 250 - total flux cleaned = -0.000841888 Jy ! Component: 300 - total flux cleaned = -0.000888632 Jy ! Component: 350 - total flux cleaned = -0.000900242 Jy ! Component: 400 - total flux cleaned = -0.000923063 Jy ! Component: 450 - total flux cleaned = -0.000945616 Jy ! Component: 500 - total flux cleaned = -0.000978612 Jy ! Component: 550 - total flux cleaned = -0.00097872 Jy ! Component: 600 - total flux cleaned = -0.000978623 Jy ! Component: 650 - total flux cleaned = -0.000978589 Jy ! Component: 700 - total flux cleaned = -0.000988955 Jy ! Component: 750 - total flux cleaned = -0.00100938 Jy ! Component: 800 - total flux cleaned = -0.00104977 Jy ! Component: 850 - total flux cleaned = -0.000999778 Jy ! Component: 900 - total flux cleaned = -0.00102962 Jy ! Component: 950 - total flux cleaned = -0.000990475 Jy ! Component: 1000 - total flux cleaned = -0.00101974 Jy ! Component: 1050 - total flux cleaned = -0.00101012 Jy ! Component: 1100 - total flux cleaned = -0.000991114 Jy ! Component: 1150 - total flux cleaned = -0.000981608 Jy ! Component: 1200 - total flux cleaned = -0.000990798 Jy ! Component: 1250 - total flux cleaned = -0.000953635 Jy ! Component: 1300 - total flux cleaned = -0.000926159 Jy ! Component: 1350 - total flux cleaned = -0.000917154 Jy ! Component: 1400 - total flux cleaned = -0.000881034 Jy ! Component: 1450 - total flux cleaned = -0.00085414 Jy ! Component: 1500 - total flux cleaned = -0.000863083 Jy ! Component: 1550 - total flux cleaned = -0.000854278 Jy ! Component: 1600 - total flux cleaned = -0.000889274 Jy ! Component: 1650 - total flux cleaned = -0.000889175 Jy ! Component: 1700 - total flux cleaned = -0.000871842 Jy ! Component: 1750 - total flux cleaned = -0.000829064 Jy ! Component: 1800 - total flux cleaned = -0.000871459 Jy ! Component: 1850 - total flux cleaned = -0.000837652 Jy ! Component: 1900 - total flux cleaned = -0.000854411 Jy ! Component: 1950 - total flux cleaned = -0.000854392 Jy ! Component: 2000 - total flux cleaned = -0.000837903 Jy ! Component: 2050 - total flux cleaned = -0.000788893 Jy ! Component: 2100 - total flux cleaned = -0.000813377 Jy ! Component: 2150 - total flux cleaned = -0.000797258 Jy ! Component: 2200 - total flux cleaned = -0.000789252 Jy ! Component: 2250 - total flux cleaned = -0.00077327 Jy ! Component: 2300 - total flux cleaned = -0.000765344 Jy ! Component: 2350 - total flux cleaned = -0.000765406 Jy ! Component: 2400 - total flux cleaned = -0.00075758 Jy ! Component: 2450 - total flux cleaned = -0.000757548 Jy ! Component: 2500 - total flux cleaned = -0.000749758 Jy ! Component: 2550 - total flux cleaned = -0.000734435 Jy ! Component: 2600 - total flux cleaned = -0.000726827 Jy ! Component: 2650 - total flux cleaned = -0.000726879 Jy ! Component: 2700 - total flux cleaned = -0.00072693 Jy ! Component: 2750 - total flux cleaned = -0.000734436 Jy ! Component: 2800 - total flux cleaned = -0.000749361 Jy ! Component: 2850 - total flux cleaned = -0.000749371 Jy ! Component: 2900 - total flux cleaned = -0.00074934 Jy ! Component: 2950 - total flux cleaned = -0.000742048 Jy ! Component: 3000 - total flux cleaned = -0.000720155 Jy ! Component: 3050 - total flux cleaned = -0.000727381 Jy ! Component: 3100 - total flux cleaned = -0.000727503 Jy ! Component: 3150 - total flux cleaned = -0.000748945 Jy ! Component: 3200 - total flux cleaned = -0.000720422 Jy ! Component: 3250 - total flux cleaned = -0.000734575 Jy ! Component: 3300 - total flux cleaned = -0.000706348 Jy ! Component: 3350 - total flux cleaned = -0.000706334 Jy ! Component: 3400 - total flux cleaned = -0.000699327 Jy ! Component: 3450 - total flux cleaned = -0.000678551 Jy ! Component: 3500 - total flux cleaned = -0.000678572 Jy ! Component: 3550 - total flux cleaned = -0.000658008 Jy ! Component: 3600 - total flux cleaned = -0.000637571 Jy ! Component: 3650 - total flux cleaned = -0.000624007 Jy ! Component: 3700 - total flux cleaned = -0.00062398 Jy ! Component: 3750 - total flux cleaned = -0.000597055 Jy ! Component: 3800 - total flux cleaned = -0.000563607 Jy ! Component: 3850 - total flux cleaned = -0.000570324 Jy ! Component: 3900 - total flux cleaned = -0.000550462 Jy ! Component: 3950 - total flux cleaned = -0.000537277 Jy ! Component: 4000 - total flux cleaned = -0.000530675 Jy ! Component: 4050 - total flux cleaned = -0.00051106 Jy ! Total flux subtracted in 4096 components = -0.000498057 Jy ! Clean residual min=-0.000440 max=0.000465 Jy/beam ! Clean residual mean=0.000000 rms=0.000110 Jy/beam ! Combined flux in latest and established models = 0.0767221 Jy keep ! Adding 323 model components to the UV plane model. ! The established model now contains 377 components and 0.076722 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J1528+3816_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.89 x 1.574 at 2.486 degrees (North through East) ! Clean map min=-0.00064714 max=0.072895 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J1528+3816_X_map.fits wmodel /vlbi/uf001/uva//J1528+3816_X_map.mod ! Writing 377 model components to file: /vlbi/uf001/uva//J1528+3816_X_map.mod wobs /vlbi/uf001/uva//J1528+3816_X_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J1528+3816_X_uvs.fits wwins /vlbi/uf001/uva//J1528+3816_X_map.win ! wwins: Wrote 3 windows to /vlbi/uf001/uva//J1528+3816_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0728953 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000109961 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.452545 0.452545 0.90509 1.81018 3.62036 7.24072 14.4814 28.9629 57.9258 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0003 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.072 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 662.917 quit ! Quitting program ! Log file /vlbi/uf001/uva//J1528+3816_X_dfm.log closed on Mon Jan 14 03:19:12 2019