! Started logfile: /vlbi/uf001/uva//J1721-2558_X_dfm.log on Mon Jan 14 04:08:27 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//J1721-2558_X_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J1721-2558_X_uva.fits ! AN table 1: 58 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.985441 visibilities/baseline/integration-bin. ! Found source: J1721-2558 ! ! 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 30864 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 J1721-2558_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 23 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 23 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 23 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 23 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 23 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 23 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 23 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 23 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 23 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 23 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 23 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 23 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.019803Jy sigma=20.607516 ! Fit after self-cal, rms=0.827403Jy sigma=16.528182 ! 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=0.6152 mas, bmaj=1.626 mas, bpa=-5.28 degrees ! Estimated noise=0.453239 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 = 0.129918 Jy ! Component: 100 - total flux cleaned = 0.163307 Jy ! Total flux subtracted in 100 components = 0.163307 Jy ! Clean residual min=-0.008940 max=0.014297 Jy/beam ! Clean residual mean=-0.000004 rms=0.001868 Jy/beam ! Combined flux in latest and established models = 0.163307 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 6 components and 0.163307 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=0.078134Jy sigma=1.491447 ! Fit after self-cal, rms=0.078124Jy sigma=1.491234 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0162507 Jy ! Component: 100 - total flux cleaned = 0.0253578 Jy ! Total flux subtracted in 100 components = 0.0253578 Jy ! Clean residual min=-0.007037 max=0.010877 Jy/beam ! Clean residual mean=-0.000001 rms=0.001438 Jy/beam ! Combined flux in latest and established models = 0.188665 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 8 components and 0.188664 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=0.074187Jy sigma=1.369668 ! Fit after self-cal, rms=0.074183Jy sigma=1.369446 ! Inverting map ! Added new window around map position (-1.6, -0.4). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00988651 Jy ! Component: 100 - total flux cleaned = 0.0149723 Jy ! Total flux subtracted in 100 components = 0.0149723 Jy ! Clean residual min=-0.006417 max=0.010370 Jy/beam ! Clean residual mean=0.000002 rms=0.001275 Jy/beam ! Combined flux in latest and established models = 0.203637 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 18 components and 0.203637 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=0.072516Jy sigma=1.330707 ! Fit after self-cal, rms=0.072336Jy sigma=1.325679 ! Inverting map ! Added new window around map position (1.4, 6.2). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00781896 Jy ! Component: 100 - total flux cleaned = 0.0106675 Jy ! Total flux subtracted in 100 components = 0.0106675 Jy ! Clean residual min=-0.005798 max=0.006893 Jy/beam ! Clean residual mean=0.000002 rms=0.001130 Jy/beam ! Combined flux in latest and established models = 0.214304 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 26 components and 0.214304 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=0.071455Jy sigma=1.303673 ! Fit after self-cal, rms=0.071380Jy sigma=1.301348 ! 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=0.8083 mas, bmaj=2.026 mas, bpa=-3.962 degrees ! Estimated noise=0.207029 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 (1.6, 0.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00803361 Jy ! Component: 100 - total flux cleaned = 0.0129623 Jy ! Component: 150 - total flux cleaned = 0.0163697 Jy ! Component: 200 - total flux cleaned = 0.0182912 Jy ! Total flux subtracted in 200 components = 0.0182912 Jy ! Clean residual min=-0.006722 max=0.005822 Jy/beam ! Clean residual mean=0.000007 rms=0.001331 Jy/beam ! Combined flux in latest and established models = 0.232596 Jy ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 46 components and 0.232596 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=0.070294Jy sigma=1.279526 ! Fit after self-cal, rms=0.070240Jy sigma=1.277928 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8083 x 2.026 at -3.962 degrees (North through East) ! Clean map min=-0.0058782 max=0.17119 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 1.00 HN 1.07 KP 1.02 ! LA 1.01 MK 1.02 NL 1.10 OV 0.92 ! PT 0.98 SC 1.03 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 1.00 HN 1.10 KP 1.04 ! LA 1.00 MK 1.04 NL 1.11 OV 0.90 ! PT 0.98 SC 1.01 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 1.00 HN 1.09 KP 1.03 ! LA 1.01 MK 1.03 NL 1.10 OV 0.90 ! PT 0.97 SC 0.99 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 1.02 HN 1.10 KP 1.04 ! LA 1.00 MK 1.04 NL 1.08 OV 0.90 ! PT 0.96 SC 0.99 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 1.00 HN 1.10 KP 1.02 ! LA 1.00 MK 1.01 NL 1.08 OV 0.89 ! PT 0.97 SC 0.99 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 1.00 HN 1.07 KP 1.03 ! LA 0.98 MK 1.04 NL 1.10 OV 0.91 ! PT 0.96 SC 1.01 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 1.00 HN 1.05 KP 1.01 ! LA 1.01 MK 1.00 NL 1.10 OV 0.90 ! PT 0.96 SC 1.01 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 1.01 HN 1.08 KP 1.03 ! LA 0.99 MK 1.01 NL 1.07 OV 0.89 ! PT 0.96 SC 0.98 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 0.99 HN 1.08 KP 1.02 ! LA 0.98 MK 1.02 NL 1.09 OV 0.89 ! PT 0.94 SC 0.99 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 1.00 HN 1.10 KP 1.01 ! LA 0.98 MK 1.01 NL 1.09 OV 0.89 ! PT 0.96 SC 0.99 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 0.98 HN 1.07 KP 1.04 ! LA 1.00 MK 0.98 NL 1.10 OV 0.89 ! PT 0.95 SC 1.01 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 1.00 HN 1.03 KP 1.00 ! LA 0.97 MK 0.98 NL 1.06 OV 0.87 ! PT 0.95 SC 0.98 ! ! ! Fit before self-cal, rms=0.070240Jy sigma=1.277928 ! Fit after self-cal, rms=0.071285Jy sigma=1.243711 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.8119 mas, bmaj=2.031 mas, bpa=-3.605 degrees ! Estimated noise=0.208955 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 = -0.00291517 Jy ! Component: 100 - total flux cleaned = -0.00356649 Jy ! Component: 150 - total flux cleaned = -0.00404735 Jy ! Component: 200 - total flux cleaned = -0.00439798 Jy ! Total flux subtracted in 200 components = -0.00439798 Jy ! Clean residual min=-0.004024 max=0.003874 Jy/beam ! Clean residual mean=-0.000001 rms=0.000907 Jy/beam ! Combined flux in latest and established models = 0.228198 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 60 components and 0.228198 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=0.071047Jy sigma=1.239119 ! Fit after self-cal, rms=0.071115Jy sigma=1.238679 ! 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=0.071115Jy sigma=1.238679 ! Fit after self-cal, rms=0.072530Jy sigma=1.215149 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8134 mas, bmaj=2.034 mas, bpa=-3.798 degrees ! Estimated noise=0.209731 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00293241 Jy ! Component: 100 - total flux cleaned = -0.00440161 Jy ! Component: 150 - total flux cleaned = -0.00493753 Jy ! Component: 200 - total flux cleaned = -0.00516854 Jy ! Total flux subtracted in 200 components = -0.00516854 Jy ! Clean residual min=-0.002599 max=0.002131 Jy/beam ! Clean residual mean=-0.000000 rms=0.000520 Jy/beam ! Combined flux in latest and established models = 0.223029 Jy selfcal ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 73 components and 0.223029 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=0.072378Jy sigma=1.212033 ! Fit after self-cal, rms=0.072416Jy sigma=1.211698 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 = -0.000547557 Jy ! Component: 100 - total flux cleaned = -0.000587299 Jy ! Component: 150 - total flux cleaned = -0.000696414 Jy ! Component: 200 - total flux cleaned = -0.00076231 Jy ! Total flux subtracted in 200 components = -0.00076231 Jy ! Clean residual min=-0.002414 max=0.002195 Jy/beam ! Clean residual mean=-0.000000 rms=0.000502 Jy/beam ! Combined flux in latest and established models = 0.222267 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 81 components and 0.222267 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=0.072375Jy sigma=1.210791 ! Fit after self-cal, rms=0.072369Jy sigma=1.210732 ! 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=0.072369Jy sigma=1.210732 ! Fit after self-cal, rms=0.073673Jy sigma=1.209054 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8136 mas, bmaj=2.036 mas, bpa=-3.78 degrees ! Estimated noise=0.209597 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00193057 Jy ! Component: 100 - total flux cleaned = -0.0026802 Jy ! Component: 150 - total flux cleaned = -0.00299127 Jy ! Component: 200 - total flux cleaned = -0.00322814 Jy ! Total flux subtracted in 200 components = -0.00322814 Jy ! Clean residual min=-0.002043 max=0.002107 Jy/beam ! Clean residual mean=-0.000001 rms=0.000423 Jy/beam ! Combined flux in latest and established models = 0.219039 Jy selfcal ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 83 components and 0.219039 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=0.073598Jy sigma=1.207707 ! Fit after self-cal, rms=0.073618Jy sigma=1.207605 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 (-3, 2.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00141426 Jy ! Component: 100 - total flux cleaned = 0.00141191 Jy ! Component: 150 - total flux cleaned = 0.00144614 Jy ! Component: 200 - total flux cleaned = 0.00153535 Jy ! Total flux subtracted in 200 components = 0.00153535 Jy ! Clean residual min=-0.001928 max=0.001516 Jy/beam ! Clean residual mean=-0.000000 rms=0.000398 Jy/beam ! Combined flux in latest and established models = 0.220574 Jy ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 103 components and 0.220574 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=0.073553Jy sigma=1.206481 ! Fit after self-cal, rms=0.073550Jy sigma=1.206412 ! 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=0.073550Jy sigma=1.206412 ! Fit after self-cal, rms=0.074062Jy sigma=1.206058 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.242 mas, bmaj=5.279 mas, bpa=1.451 degrees ! Estimated noise=0.265976 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00103899 Jy ! Component: 100 - total flux cleaned = -0.00148792 Jy ! Component: 150 - total flux cleaned = -0.00177936 Jy ! Component: 200 - total flux cleaned = -0.00187358 Jy ! Total flux subtracted in 200 components = -0.00187358 Jy ! Clean residual min=-0.002250 max=0.001756 Jy/beam ! Clean residual mean=-0.000001 rms=0.000541 Jy/beam ! Combined flux in latest and established models = 0.2187 Jy selfcal ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 114 components and 0.2187 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=0.074040Jy sigma=1.205640 ! Fit after self-cal, rms=0.074049Jy sigma=1.205564 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 = -0.000274335 Jy ! Component: 100 - total flux cleaned = -0.000237352 Jy ! Component: 150 - total flux cleaned = -0.000219224 Jy ! Component: 200 - total flux cleaned = -0.000186428 Jy ! Total flux subtracted in 200 components = -0.000186428 Jy ! Clean residual min=-0.002143 max=0.001707 Jy/beam ! Clean residual mean=-0.000001 rms=0.000523 Jy/beam ! Combined flux in latest and established models = 0.218514 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 120 components and 0.218514 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=0.074049Jy sigma=1.205586 ! Fit after self-cal, rms=0.074049Jy sigma=1.205571 ! 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=0.8136 mas, bmaj=2.035 mas, bpa=-3.756 degrees ! Estimated noise=0.209295 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8136 x 2.035 at -3.756 degrees (North through East) ! Clean map min=-0.0016719 max=0.17459 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=0.618 mas, bmaj=1.627 mas, bpa=-4.958 degrees ! Estimated noise=0.460907 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.131914 Jy ! Component: 100 - total flux cleaned = 0.165467 Jy ! Component: 150 - total flux cleaned = 0.181791 Jy ! Component: 200 - total flux cleaned = 0.191627 Jy ! Total flux subtracted in 200 components = 0.191627 Jy ! Clean residual min=-0.003898 max=0.005503 Jy/beam ! Clean residual mean=-0.000003 rms=0.000794 Jy/beam ! Combined flux in latest and established models = 0.191627 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 0.191627 Jy ! Inverting map and beam ! Estimated beam: bmin=0.8136 mas, bmaj=2.035 mas, bpa=-3.756 degrees ! Estimated noise=0.209295 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 = 0.00896352 Jy ! Component: 100 - total flux cleaned = 0.0142791 Jy ! Component: 150 - total flux cleaned = 0.0179468 Jy ! Component: 200 - total flux cleaned = 0.0206769 Jy ! Total flux subtracted in 200 components = 0.0206769 Jy ! Clean residual min=-0.001811 max=0.002120 Jy/beam ! Clean residual mean=-0.000002 rms=0.000422 Jy/beam ! Combined flux in latest and established models = 0.212304 Jy ! Adding 34 model components to the UV plane model. ! The established model now contains 36 components and 0.212304 Jy ! Inverting map ! Added new window around map position (-1, 2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00220419 Jy ! Component: 100 - total flux cleaned = 0.00327455 Jy ! Component: 150 - total flux cleaned = 0.00394604 Jy ! Component: 200 - total flux cleaned = 0.00457606 Jy ! Total flux subtracted in 200 components = 0.00457606 Jy ! Clean residual min=-0.001543 max=0.001480 Jy/beam ! Clean residual mean=-0.000001 rms=0.000364 Jy/beam ! Combined flux in latest and established models = 0.21688 Jy ! Adding 26 model components to the UV plane model. ! The established model now contains 54 components and 0.21688 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=2.242 mas, bmaj=5.279 mas, bpa=1.451 degrees ! Estimated noise=0.265976 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00119549 Jy ! Component: 100 - total flux cleaned = 0.00166291 Jy ! Component: 150 - total flux cleaned = 0.00178331 Jy ! Component: 200 - total flux cleaned = 0.00183668 Jy ! Total flux subtracted in 200 components = 0.00183668 Jy ! Clean residual min=-0.002076 max=0.001613 Jy/beam ! Clean residual mean=-0.000001 rms=0.000516 Jy/beam ! Combined flux in latest and established models = 0.218717 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 = 4.82107e-05 Jy ! Component: 100 - total flux cleaned = 9.30255e-05 Jy ! Component: 150 - total flux cleaned = 0.000121043 Jy ! Component: 200 - total flux cleaned = 0.00015927 Jy ! Total flux subtracted in 200 components = 0.00015927 Jy ! Clean residual min=-0.002050 max=0.001623 Jy/beam ! Clean residual mean=-0.000001 rms=0.000512 Jy/beam ! Combined flux in latest and established models = 0.218876 Jy ! Adding 26 model components to the UV plane model. ! The established model now contains 79 components and 0.218876 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.8136 mas, bmaj=2.035 mas, bpa=-3.756 degrees ! Estimated noise=0.209295 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000220303 Jy ! Component: 100 - total flux cleaned = -0.000149538 Jy ! Component: 150 - total flux cleaned = -8.43936e-05 Jy ! Component: 200 - total flux cleaned = -5.49573e-05 Jy ! Total flux subtracted in 200 components = -5.49573e-05 Jy ! Clean residual min=-0.001654 max=0.001363 Jy/beam ! Clean residual mean=-0.000001 rms=0.000345 Jy/beam ! Combined flux in latest and established models = 0.218821 Jy selfcal ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 93 components and 0.218821 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=0.074058Jy sigma=1.205438 ! Fit after self-cal, rms=0.074039Jy sigma=1.205307 wmodel J1721-2558_X_map.mod ! Writing 93 model components to file: J1721-2558_X_map.mod wobs J1721-2558_X_uvs.fits ! Writing UV FITS file: J1721-2558_X_uvs.fits wwins J1721-2558_X_map.win ! wwins: Wrote 6 windows to J1721-2558_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 = -0.000640681 Jy ! Component: 100 - total flux cleaned = -0.000791445 Jy ! Component: 150 - total flux cleaned = -0.00105261 Jy ! Component: 200 - total flux cleaned = -0.00123484 Jy ! Component: 250 - total flux cleaned = -0.00140913 Jy ! Component: 300 - total flux cleaned = -0.00157803 Jy ! Component: 350 - total flux cleaned = -0.00166 Jy ! Component: 400 - total flux cleaned = -0.00171935 Jy ! Component: 450 - total flux cleaned = -0.00173913 Jy ! Component: 500 - total flux cleaned = -0.00187165 Jy ! Component: 550 - total flux cleaned = -0.00190834 Jy ! Component: 600 - total flux cleaned = -0.00199849 Jy ! Component: 650 - total flux cleaned = -0.00205162 Jy ! Component: 700 - total flux cleaned = -0.0021387 Jy ! Component: 750 - total flux cleaned = -0.00225831 Jy ! Component: 800 - total flux cleaned = -0.00235855 Jy ! Component: 850 - total flux cleaned = -0.00240806 Jy ! Component: 900 - total flux cleaned = -0.00248897 Jy ! Component: 950 - total flux cleaned = -0.00260017 Jy ! Component: 1000 - total flux cleaned = -0.00260011 Jy ! Component: 1050 - total flux cleaned = -0.00269282 Jy ! Component: 1100 - total flux cleaned = -0.00272312 Jy ! Component: 1150 - total flux cleaned = -0.00279832 Jy ! Component: 1200 - total flux cleaned = -0.0028428 Jy ! Component: 1250 - total flux cleaned = -0.00287198 Jy ! Component: 1300 - total flux cleaned = -0.00291511 Jy ! Component: 1350 - total flux cleaned = -0.00294351 Jy ! Component: 1400 - total flux cleaned = -0.00292975 Jy ! Component: 1450 - total flux cleaned = -0.00301254 Jy ! Component: 1500 - total flux cleaned = -0.00308047 Jy ! Component: 1550 - total flux cleaned = -0.00306688 Jy ! Component: 1600 - total flux cleaned = -0.00316029 Jy ! Component: 1650 - total flux cleaned = -0.00318659 Jy ! Component: 1700 - total flux cleaned = -0.0031864 Jy ! Component: 1750 - total flux cleaned = -0.00325091 Jy ! Component: 1800 - total flux cleaned = -0.00326382 Jy ! Component: 1850 - total flux cleaned = -0.0033269 Jy ! Component: 1900 - total flux cleaned = -0.00335172 Jy ! Component: 1950 - total flux cleaned = -0.00333945 Jy ! Component: 2000 - total flux cleaned = -0.00338841 Jy ! Component: 2050 - total flux cleaned = -0.00342493 Jy ! Component: 2100 - total flux cleaned = -0.00341287 Jy ! Component: 2150 - total flux cleaned = -0.00344884 Jy ! Component: 2200 - total flux cleaned = -0.00347238 Jy ! Component: 2250 - total flux cleaned = -0.00355392 Jy ! Component: 2300 - total flux cleaned = -0.00355375 Jy ! Component: 2350 - total flux cleaned = -0.00350784 Jy ! Component: 2400 - total flux cleaned = -0.00356433 Jy ! Component: 2450 - total flux cleaned = -0.00357549 Jy ! Component: 2500 - total flux cleaned = -0.00355305 Jy ! Component: 2550 - total flux cleaned = -0.00353098 Jy ! Component: 2600 - total flux cleaned = -0.00355302 Jy ! Component: 2650 - total flux cleaned = -0.00358556 Jy ! Component: 2700 - total flux cleaned = -0.00357477 Jy ! Component: 2750 - total flux cleaned = -0.00356402 Jy ! Component: 2800 - total flux cleaned = -0.00354284 Jy ! Component: 2850 - total flux cleaned = -0.00352199 Jy ! Component: 2900 - total flux cleaned = -0.00352198 Jy ! Component: 2950 - total flux cleaned = -0.0035324 Jy ! Component: 3000 - total flux cleaned = -0.00353241 Jy ! Component: 3050 - total flux cleaned = -0.00354273 Jy ! Component: 3100 - total flux cleaned = -0.0035225 Jy ! Component: 3150 - total flux cleaned = -0.00354261 Jy ! Component: 3200 - total flux cleaned = -0.00350262 Jy ! Component: 3250 - total flux cleaned = -0.00346291 Jy ! Component: 3300 - total flux cleaned = -0.00344322 Jy ! Component: 3350 - total flux cleaned = -0.0034237 Jy ! Component: 3400 - total flux cleaned = -0.00335582 Jy ! Component: 3450 - total flux cleaned = -0.00339453 Jy ! Component: 3500 - total flux cleaned = -0.00336562 Jy ! Component: 3550 - total flux cleaned = -0.00333698 Jy ! Component: 3600 - total flux cleaned = -0.00331798 Jy ! Component: 3650 - total flux cleaned = -0.00329923 Jy ! Component: 3700 - total flux cleaned = -0.00329922 Jy ! Component: 3750 - total flux cleaned = -0.00324356 Jy ! Component: 3800 - total flux cleaned = -0.00328968 Jy ! Component: 3850 - total flux cleaned = -0.00328965 Jy ! Component: 3900 - total flux cleaned = -0.00325326 Jy ! Component: 3950 - total flux cleaned = -0.00325329 Jy ! Component: 4000 - total flux cleaned = -0.00328035 Jy ! Component: 4050 - total flux cleaned = -0.00325353 Jy ! Total flux subtracted in 4096 components = -0.00325355 Jy ! Clean residual min=-0.000451 max=0.000477 Jy/beam ! Clean residual mean=0.000000 rms=0.000155 Jy/beam ! Combined flux in latest and established models = 0.215567 Jy keep ! Adding 298 model components to the UV plane model. ! The established model now contains 391 components and 0.215567 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J1721-2558_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8136 x 2.035 at -3.756 degrees (North through East) ! Clean map min=-0.0012734 max=0.17507 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J1721-2558_X_map.fits wmodel /vlbi/uf001/uva//J1721-2558_X_map.mod ! Writing 391 model components to file: /vlbi/uf001/uva//J1721-2558_X_map.mod wobs /vlbi/uf001/uva//J1721-2558_X_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J1721-2558_X_uvs.fits wwins /vlbi/uf001/uva//J1721-2558_X_map.win ! wwins: Wrote 7 windows to /vlbi/uf001/uva//J1721-2558_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.175068 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000153257 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.262623 0.262623 0.525246 1.05049 2.10098 4.20197 8.40394 16.8079 33.6157 67.2315 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0004 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.175 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 1142.32 quit ! Quitting program ! Log file /vlbi/uf001/uva//J1721-2558_X_dfm.log closed on Mon Jan 14 04:08:33 2019