! Started logfile: /vlbi/uf001/uva//J0846-3424_X_dfm.log on Mon Jan 14 00:06:14 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//J0846-3424_X_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J0846-3424_X_uva.fits ! AN table 1: 38 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.796491 visibilities/baseline/integration-bin. ! Found source: J0846-3424 ! ! 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 16344 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 J0846-3424_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 40 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 40 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 40 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 40 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 40 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 40 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 40 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 40 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 40 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 40 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 40 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 40 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.024214Jy sigma=19.470040 ! Fit after self-cal, rms=0.822546Jy sigma=15.134481 ! 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=0.6074 mas, bmaj=2.075 mas, bpa=0.5957 degrees ! Estimated noise=0.566252 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 = 0.144712 Jy ! Component: 100 - total flux cleaned = 0.178937 Jy ! Total flux subtracted in 100 components = 0.178937 Jy ! Clean residual min=-0.012475 max=0.030635 Jy/beam ! Clean residual mean=0.000006 rms=0.003275 Jy/beam ! Combined flux in latest and established models = 0.178937 Jy ! Performing phase self-cal ! Adding 5 model components to the UV plane model. ! The established model now contains 5 components and 0.178937 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=0.101672Jy sigma=1.730021 ! Fit after self-cal, rms=0.101541Jy sigma=1.728973 ! Inverting map ! Added new window around map position (-1, -2.2). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.026649 Jy ! Component: 100 - total flux cleaned = 0.0347329 Jy ! Total flux subtracted in 100 components = 0.0347329 Jy ! Clean residual min=-0.009686 max=0.025673 Jy/beam ! Clean residual mean=0.000003 rms=0.002465 Jy/beam ! Combined flux in latest and established models = 0.21367 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 10 components and 0.21367 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=0.094388Jy sigma=1.543778 ! Fit after self-cal, rms=0.093503Jy sigma=1.523851 ! Inverting map ! Added new window around map position (1.6, 0). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0183061 Jy ! Component: 100 - total flux cleaned = 0.024513 Jy ! Total flux subtracted in 100 components = 0.024513 Jy ! Clean residual min=-0.008382 max=0.012879 Jy/beam ! Clean residual mean=-0.000000 rms=0.001906 Jy/beam ! Combined flux in latest and established models = 0.238183 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 18 components and 0.238183 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=0.089257Jy sigma=1.441250 ! Fit after self-cal, rms=0.089057Jy sigma=1.436048 ! 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=0.8457 mas, bmaj=2.558 mas, bpa=0.2599 degrees ! Estimated noise=0.304469 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 (-2, -4.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0140103 Jy ! Component: 100 - total flux cleaned = 0.0218813 Jy ! Component: 150 - total flux cleaned = 0.024897 Jy ! Component: 200 - total flux cleaned = 0.0267802 Jy ! Total flux subtracted in 200 components = 0.0267802 Jy ! Clean residual min=-0.007859 max=0.008465 Jy/beam ! Clean residual mean=-0.000003 rms=0.001906 Jy/beam ! Combined flux in latest and established models = 0.264963 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 38 components and 0.264963 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=0.086441Jy sigma=1.386827 ! Fit after self-cal, rms=0.086312Jy sigma=1.383066 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8457 x 2.558 at 0.2599 degrees (North through East) ! Clean map min=-0.0076288 max=0.17454 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.12 FD 0.99 HN 1.48 KP 1.02 ! LA 1.03 MK 1.02 NL 1.19 OV 0.93 ! PT 0.94 SC 0.97 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.13 FD 0.98 HN 1.45 KP 0.99 ! LA 1.01 MK 1.05 NL 1.19 OV 0.91 ! PT 0.94 SC 0.97 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.16 FD 0.99 HN 1.27 KP 0.99 ! LA 1.01 MK 1.02 NL 1.17 OV 0.91 ! PT 0.94 SC 0.99 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.11 FD 1.01 HN 1.42 KP 0.99 ! LA 1.00 MK 1.03 NL 1.19 OV 0.92 ! PT 0.98 SC 0.95 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 1.01 HN 1.33 KP 1.02 ! LA 1.01 MK 1.03 NL 1.11 OV 0.93 ! PT 0.93 SC 0.98 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 FD 0.98 HN 1.53 KP 0.99 ! LA 1.01 MK 1.07 NL 1.15 OV 0.90 ! PT 0.96 SC 0.97 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 FD 0.99 HN 1.42 KP 1.01 ! LA 1.02 MK 1.04 NL 1.11 OV 0.89 ! PT 0.97 SC 0.98 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.11 FD 1.00 HN 1.47 KP 0.99 ! LA 0.99 MK 1.03 NL 1.16 OV 0.90 ! PT 0.97 SC 0.96 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 0.97 HN 1.27 KP 0.98 ! LA 1.00 MK 1.01 NL 1.11 OV 0.91 ! PT 0.94 SC 0.99 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.12 FD 1.01 HN 1.44 KP 0.99 ! LA 1.01 MK 0.99 NL 1.10 OV 0.88 ! PT 0.93 SC 0.99 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 1.00 HN 1.39 KP 1.01 ! LA 1.00 MK 1.04 NL 1.16 OV 0.92 ! PT 0.92 SC 0.94 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.13 FD 1.00 HN 1.33 KP 1.04 ! LA 0.99 MK 0.98 NL 1.11 OV 0.88 ! PT 0.92 SC 0.96 ! ! ! Fit before self-cal, rms=0.086312Jy sigma=1.383066 ! Fit after self-cal, rms=0.101049Jy sigma=1.323702 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.8478 mas, bmaj=2.557 mas, bpa=1.042 degrees ! Estimated noise=0.315769 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 = -0.00221979 Jy ! Component: 100 - total flux cleaned = -0.003008 Jy ! Component: 150 - total flux cleaned = -0.00338626 Jy ! Component: 200 - total flux cleaned = -0.00379706 Jy ! Total flux subtracted in 200 components = -0.00379706 Jy ! Clean residual min=-0.005277 max=0.005269 Jy/beam ! Clean residual mean=-0.000003 rms=0.001122 Jy/beam ! Combined flux in latest and established models = 0.261166 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 51 components and 0.261166 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=0.100725Jy sigma=1.312699 ! Fit after self-cal, rms=0.100996Jy sigma=1.311787 ! 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=0.100996Jy sigma=1.311787 ! Fit after self-cal, rms=0.112588Jy sigma=1.295617 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8531 mas, bmaj=2.563 mas, bpa=1.059 degrees ! Estimated noise=0.31709 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00268204 Jy ! Component: 100 - total flux cleaned = -0.00298124 Jy ! Component: 150 - total flux cleaned = -0.0030652 Jy ! Component: 200 - total flux cleaned = -0.00321442 Jy ! Total flux subtracted in 200 components = -0.00321442 Jy ! Clean residual min=-0.004456 max=0.002614 Jy/beam ! Clean residual mean=-0.000001 rms=0.000747 Jy/beam ! Combined flux in latest and established models = 0.257952 Jy selfcal ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 66 components and 0.257952 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=0.112390Jy sigma=1.291332 ! Fit after self-cal, rms=0.112457Jy sigma=1.291143 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 = 0.000102705 Jy ! Component: 100 - total flux cleaned = 3.79773e-05 Jy ! Component: 150 - total flux cleaned = -7.14525e-05 Jy ! Component: 200 - total flux cleaned = -7.09582e-05 Jy ! Total flux subtracted in 200 components = -7.09582e-05 Jy ! Clean residual min=-0.004226 max=0.002545 Jy/beam ! Clean residual mean=-0.000002 rms=0.000726 Jy/beam ! Combined flux in latest and established models = 0.257881 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 76 components and 0.257881 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=0.112398Jy sigma=1.289648 ! Fit after self-cal, rms=0.112394Jy sigma=1.289595 ! 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=0.112394Jy sigma=1.289595 ! Fit after self-cal, rms=0.116632Jy sigma=1.288685 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8537 mas, bmaj=2.563 mas, bpa=1.114 degrees ! Estimated noise=0.317889 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00198428 Jy ! Component: 100 - total flux cleaned = -0.00225686 Jy ! Component: 150 - total flux cleaned = -0.00231588 Jy ! Component: 200 - total flux cleaned = -0.00236604 Jy ! Total flux subtracted in 200 components = -0.00236604 Jy ! Clean residual min=-0.003637 max=0.002402 Jy/beam ! Clean residual mean=0.000000 rms=0.000646 Jy/beam ! Combined flux in latest and established models = 0.255515 Jy selfcal ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 80 components and 0.255515 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=0.116551Jy sigma=1.286819 ! Fit after self-cal, rms=0.116577Jy sigma=1.286793 flux_cutoff = imstat(rms) * dynam ! Inverting map repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -4.98239e-05 Jy ! Component: 100 - total flux cleaned = -4.73946e-05 Jy ! Component: 150 - total flux cleaned = -8.33207e-05 Jy ! Component: 200 - total flux cleaned = -8.32936e-05 Jy ! Total flux subtracted in 200 components = -8.32936e-05 Jy ! Clean residual min=-0.003562 max=0.002356 Jy/beam ! Clean residual mean=0.000000 rms=0.000637 Jy/beam ! Combined flux in latest and established models = 0.255432 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 84 components and 0.255432 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=0.116549Jy sigma=1.286173 ! Fit after self-cal, rms=0.116547Jy sigma=1.286156 ! 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=0.116547Jy sigma=1.286156 ! Fit after self-cal, rms=0.119686Jy sigma=1.285612 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.353 mas, bmaj=6.843 mas, bpa=-0.1274 degrees ! Estimated noise=0.381482 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00169882 Jy ! Component: 100 - total flux cleaned = -0.00226963 Jy ! Component: 150 - total flux cleaned = -0.00232559 Jy ! Component: 200 - total flux cleaned = -0.00237376 Jy ! Total flux subtracted in 200 components = -0.00237376 Jy ! Clean residual min=-0.003923 max=0.002615 Jy/beam ! Clean residual mean=0.000004 rms=0.000820 Jy/beam ! Combined flux in latest and established models = 0.253058 Jy selfcal ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 97 components and 0.253058 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=0.119670Jy sigma=1.284950 ! Fit after self-cal, rms=0.119682Jy sigma=1.284907 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 = -9.77228e-05 Jy ! Component: 100 - total flux cleaned = -0.000136727 Jy ! Component: 150 - total flux cleaned = -0.000154008 Jy ! Component: 200 - total flux cleaned = -0.000185278 Jy ! Total flux subtracted in 200 components = -0.000185278 Jy ! Clean residual min=-0.003866 max=0.002752 Jy/beam ! Clean residual mean=0.000004 rms=0.000812 Jy/beam ! Combined flux in latest and established models = 0.252873 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 100 components and 0.252872 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=0.119673Jy sigma=1.284725 ! Fit after self-cal, rms=0.119672Jy sigma=1.284713 ! 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=0.8543 mas, bmaj=2.564 mas, bpa=1.164 degrees ! Estimated noise=0.318423 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8543 x 2.564 at 1.164 degrees (North through East) ! Clean map min=-0.0030258 max=0.18184 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=0.6077 mas, bmaj=2.06 mas, bpa=1.662 degrees ! Estimated noise=0.600729 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.153187 Jy ! Component: 100 - total flux cleaned = 0.191771 Jy ! Component: 150 - total flux cleaned = 0.209979 Jy ! Component: 200 - total flux cleaned = 0.221611 Jy ! Total flux subtracted in 200 components = 0.221611 Jy ! Clean residual min=-0.005247 max=0.007122 Jy/beam ! Clean residual mean=0.000005 rms=0.001175 Jy/beam ! Combined flux in latest and established models = 0.221611 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 25 model components to the UV plane model. ! The established model now contains 25 components and 0.221611 Jy ! Inverting map and beam ! Estimated beam: bmin=0.8543 mas, bmaj=2.564 mas, bpa=1.164 degrees ! Estimated noise=0.318423 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) ! Added new window around map position (-0.4, -4.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0115363 Jy ! Component: 100 - total flux cleaned = 0.0181717 Jy ! Component: 150 - total flux cleaned = 0.022591 Jy ! Component: 200 - total flux cleaned = 0.0256721 Jy ! Total flux subtracted in 200 components = 0.0256721 Jy ! Clean residual min=-0.003101 max=0.002640 Jy/beam ! Clean residual mean=0.000006 rms=0.000651 Jy/beam ! Combined flux in latest and established models = 0.247283 Jy ! Adding 44 model components to the UV plane model. ! The established model now contains 63 components and 0.247283 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=2.353 mas, bmaj=6.843 mas, bpa=-0.1274 degrees ! Estimated noise=0.381482 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00304928 Jy ! Component: 100 - total flux cleaned = 0.00388826 Jy ! Component: 150 - total flux cleaned = 0.00431034 Jy ! Component: 200 - total flux cleaned = 0.00459608 Jy ! Total flux subtracted in 200 components = 0.00459608 Jy ! Clean residual min=-0.003923 max=0.002699 Jy/beam ! Clean residual mean=0.000006 rms=0.000817 Jy/beam ! Combined flux in latest and established models = 0.25188 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 = 0.000199589 Jy ! Component: 100 - total flux cleaned = 0.000340089 Jy ! Component: 150 - total flux cleaned = 0.000421135 Jy ! Component: 200 - total flux cleaned = 0.000473638 Jy ! Total flux subtracted in 200 components = 0.000473638 Jy ! Clean residual min=-0.003946 max=0.002616 Jy/beam ! Clean residual mean=0.000005 rms=0.000807 Jy/beam ! Combined flux in latest and established models = 0.252353 Jy ! Adding 55 model components to the UV plane model. ! The established model now contains 115 components and 0.252353 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.8543 mas, bmaj=2.564 mas, bpa=1.164 degrees ! Estimated noise=0.318423 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -7.01964e-05 Jy ! Component: 100 - total flux cleaned = 1.50596e-05 Jy ! Component: 150 - total flux cleaned = 5.48909e-05 Jy ! Component: 200 - total flux cleaned = 0.000120852 Jy ! Total flux subtracted in 200 components = 0.000120852 Jy ! Clean residual min=-0.002949 max=0.002255 Jy/beam ! Clean residual mean=0.000002 rms=0.000573 Jy/beam ! Combined flux in latest and established models = 0.252474 Jy selfcal ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 134 components and 0.252474 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=0.119653Jy sigma=1.284227 ! Fit after self-cal, rms=0.119639Jy sigma=1.284066 wmodel J0846-3424_X_map.mod ! Writing 134 model components to file: J0846-3424_X_map.mod wobs J0846-3424_X_uvs.fits ! Writing UV FITS file: J0846-3424_X_uvs.fits wwins J0846-3424_X_map.win ! wwins: Wrote 5 windows to J0846-3424_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 = -0.00111568 Jy ! Component: 100 - total flux cleaned = -0.00160066 Jy ! Component: 150 - total flux cleaned = -0.00197031 Jy ! Component: 200 - total flux cleaned = -0.00204079 Jy ! Component: 250 - total flux cleaned = -0.00207317 Jy ! Component: 300 - total flux cleaned = -0.00207233 Jy ! Component: 350 - total flux cleaned = -0.00195025 Jy ! Component: 400 - total flux cleaned = -0.00195041 Jy ! Component: 450 - total flux cleaned = -0.00186322 Jy ! Component: 500 - total flux cleaned = -0.00177828 Jy ! Component: 550 - total flux cleaned = -0.0018051 Jy ! Component: 600 - total flux cleaned = -0.00177802 Jy ! Component: 650 - total flux cleaned = -0.00185711 Jy ! Component: 700 - total flux cleaned = -0.00188288 Jy ! Component: 750 - total flux cleaned = -0.00185737 Jy ! Component: 800 - total flux cleaned = -0.00178265 Jy ! Component: 850 - total flux cleaned = -0.00166053 Jy ! Component: 900 - total flux cleaned = -0.00163715 Jy ! Component: 950 - total flux cleaned = -0.00158967 Jy ! Component: 1000 - total flux cleaned = -0.00152021 Jy ! Component: 1050 - total flux cleaned = -0.0014973 Jy ! Component: 1100 - total flux cleaned = -0.00142935 Jy ! Component: 1150 - total flux cleaned = -0.00136247 Jy ! Component: 1200 - total flux cleaned = -0.00131894 Jy ! Component: 1250 - total flux cleaned = -0.00131922 Jy ! Component: 1300 - total flux cleaned = -0.00127706 Jy ! Component: 1350 - total flux cleaned = -0.00125597 Jy ! Component: 1400 - total flux cleaned = -0.00123565 Jy ! Component: 1450 - total flux cleaned = -0.00123554 Jy ! Component: 1500 - total flux cleaned = -0.00123544 Jy ! Component: 1550 - total flux cleaned = -0.00123535 Jy ! Component: 1600 - total flux cleaned = -0.00123517 Jy ! Component: 1650 - total flux cleaned = -0.0012156 Jy ! Component: 1700 - total flux cleaned = -0.00113814 Jy ! Component: 1750 - total flux cleaned = -0.00111904 Jy ! Component: 1800 - total flux cleaned = -0.00108152 Jy ! Component: 1850 - total flux cleaned = -0.00106277 Jy ! Component: 1900 - total flux cleaned = -0.00102568 Jy ! Component: 1950 - total flux cleaned = -0.000970781 Jy ! Component: 2000 - total flux cleaned = -0.000988986 Jy ! Component: 2050 - total flux cleaned = -0.00104293 Jy ! Component: 2100 - total flux cleaned = -0.000953635 Jy ! Component: 2150 - total flux cleaned = -0.0010421 Jy ! Component: 2200 - total flux cleaned = -0.000954306 Jy ! Component: 2250 - total flux cleaned = -0.00091965 Jy ! Component: 2300 - total flux cleaned = -0.000936939 Jy ! Component: 2350 - total flux cleaned = -0.000834506 Jy ! Component: 2400 - total flux cleaned = -0.000851253 Jy ! Component: 2450 - total flux cleaned = -0.000800966 Jy ! Component: 2500 - total flux cleaned = -0.00075077 Jy ! Component: 2550 - total flux cleaned = -0.000668225 Jy ! Component: 2600 - total flux cleaned = -0.000602679 Jy ! Component: 2650 - total flux cleaned = -0.000553728 Jy ! Component: 2700 - total flux cleaned = -0.000537644 Jy ! Component: 2750 - total flux cleaned = -0.000473665 Jy ! Component: 2800 - total flux cleaned = -0.000473701 Jy ! Component: 2850 - total flux cleaned = -0.000457891 Jy ! Component: 2900 - total flux cleaned = -0.000395218 Jy ! Component: 2950 - total flux cleaned = -0.000364066 Jy ! Component: 3000 - total flux cleaned = -0.000271656 Jy ! Component: 3050 - total flux cleaned = -0.000286992 Jy ! Component: 3100 - total flux cleaned = -0.00025656 Jy ! Component: 3150 - total flux cleaned = -0.000241454 Jy ! Component: 3200 - total flux cleaned = -0.000241475 Jy ! Component: 3250 - total flux cleaned = -0.000211682 Jy ! Component: 3300 - total flux cleaned = -0.00019666 Jy ! Component: 3350 - total flux cleaned = -0.000167267 Jy ! Component: 3400 - total flux cleaned = -0.000167418 Jy ! Component: 3450 - total flux cleaned = -0.000109289 Jy ! Component: 3500 - total flux cleaned = -0.000109303 Jy ! Component: 3550 - total flux cleaned = -0.000109357 Jy ! Component: 3600 - total flux cleaned = -9.4966e-05 Jy ! Component: 3650 - total flux cleaned = -8.07617e-05 Jy ! Component: 3700 - total flux cleaned = -8.05848e-05 Jy ! Component: 3750 - total flux cleaned = -6.65316e-05 Jy ! Component: 3800 - total flux cleaned = -1.08854e-05 Jy ! Component: 3850 - total flux cleaned = 2.95722e-06 Jy ! Component: 3900 - total flux cleaned = 1.67577e-05 Jy ! Component: 3950 - total flux cleaned = 5.77653e-05 Jy ! Component: 4000 - total flux cleaned = 5.76692e-05 Jy ! Component: 4050 - total flux cleaned = 4.41799e-05 Jy ! Total flux subtracted in 4096 components = 8.46053e-05 Jy ! Clean residual min=-0.000732 max=0.000900 Jy/beam ! Clean residual mean=0.000002 rms=0.000243 Jy/beam ! Combined flux in latest and established models = 0.252559 Jy keep ! Adding 291 model components to the UV plane model. ! The established model now contains 425 components and 0.252559 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J0846-3424_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8543 x 2.564 at 1.164 degrees (North through East) ! Clean map min=-0.0016984 max=0.1822 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J0846-3424_X_map.fits wmodel /vlbi/uf001/uva//J0846-3424_X_map.mod ! Writing 425 model components to file: /vlbi/uf001/uva//J0846-3424_X_map.mod wobs /vlbi/uf001/uva//J0846-3424_X_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J0846-3424_X_uvs.fits wwins /vlbi/uf001/uva//J0846-3424_X_map.win ! wwins: Wrote 6 windows to /vlbi/uf001/uva//J0846-3424_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.182201 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000238244 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.392276 0.392276 0.784552 1.5691 3.13821 6.27642 12.5528 25.1057 50.2114 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0007 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.182 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 764.767 quit ! Quitting program ! Log file /vlbi/uf001/uva//J0846-3424_X_dfm.log closed on Mon Jan 14 00:06:19 2019