! Started logfile: /vlbi/uf001/uva//J0318+1628_X_dfm.log on Sun Jan 13 21:44:39 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//J0318+1628_X_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J0318+1628_X_uva.fits ! AN table 1: 72 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.79537 visibilities/baseline/integration-bin. ! Found source: J0318+1628 ! ! 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 30924 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 J0318+1628_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 73 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 73 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 73 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 73 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 73 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 73 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 73 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 73 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 73 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 73 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 73 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 73 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.027612Jy sigma=23.490783 ! Fit after self-cal, rms=0.882400Jy sigma=20.449972 ! 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=0.6929 mas, bmaj=1.649 mas, bpa=-6.74 degrees ! Estimated noise=0.342257 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 = 0.0739839 Jy ! Component: 100 - total flux cleaned = 0.113253 Jy ! Total flux subtracted in 100 components = 0.113253 Jy ! Clean residual min=-0.020050 max=0.027524 Jy/beam ! Clean residual mean=-0.000070 rms=0.004645 Jy/beam ! Combined flux in latest and established models = 0.113253 Jy ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 30 components and 0.113253 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=0.210028Jy sigma=3.939109 ! Fit after self-cal, rms=0.209341Jy sigma=3.921664 ! Inverting map ! Added new window around map position (8.6, -33.8). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0350962 Jy ! Component: 100 - total flux cleaned = 0.0616955 Jy ! Total flux subtracted in 100 components = 0.0616955 Jy ! Clean residual min=-0.020079 max=0.019860 Jy/beam ! Clean residual mean=-0.000066 rms=0.004169 Jy/beam ! Combined flux in latest and established models = 0.174949 Jy ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 48 components and 0.174949 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=0.195874Jy sigma=3.612143 ! Fit after self-cal, rms=0.195077Jy sigma=3.588060 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.030637 Jy ! Component: 100 - total flux cleaned = 0.0510973 Jy ! Total flux subtracted in 100 components = 0.0510973 Jy ! Clean residual min=-0.016727 max=0.018341 Jy/beam ! Clean residual mean=-0.000059 rms=0.003726 Jy/beam ! Combined flux in latest and established models = 0.226046 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 54 components and 0.226046 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=0.186737Jy sigma=3.383940 ! Fit after self-cal, rms=0.186035Jy sigma=3.361636 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0222077 Jy ! Component: 100 - total flux cleaned = 0.0374498 Jy ! Total flux subtracted in 100 components = 0.0374498 Jy ! Clean residual min=-0.014015 max=0.017239 Jy/beam ! Clean residual mean=-0.000053 rms=0.003522 Jy/beam ! Combined flux in latest and established models = 0.263496 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 58 components and 0.263496 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=0.180896Jy sigma=3.244542 ! Fit after self-cal, rms=0.180795Jy sigma=3.239848 ! 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=0.8709 mas, bmaj=1.992 mas, bpa=-7.216 degrees ! Estimated noise=0.177238 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 = 0.0387436 Jy ! Component: 100 - total flux cleaned = 0.062615 Jy ! Component: 150 - total flux cleaned = 0.0730342 Jy ! Component: 200 - total flux cleaned = 0.0764133 Jy ! Total flux subtracted in 200 components = 0.0764133 Jy ! Clean residual min=-0.025297 max=0.039526 Jy/beam ! Clean residual mean=-0.000080 rms=0.008498 Jy/beam ! Combined flux in latest and established models = 0.339909 Jy ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 71 components and 0.339909 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=0.163860Jy sigma=3.002682 ! Fit after self-cal, rms=0.163278Jy sigma=2.991971 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8709 x 1.992 at -7.216 degrees (North through East) ! Clean map min=-0.025335 max=0.10467 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.56 FD 1.81 HN 1.31 KP 0.99 ! LA 0.71 MK 1.18 NL 1.51 OV 1.33 ! PT 0.54 SC 2.12 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.48 FD 1.47 HN 1.19 KP 0.91 ! LA 0.81 MK 1.14 NL 1.37 OV 1.16 ! PT 0.63 SC 1.89 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.47 FD 1.46 HN 1.23 KP 0.91 ! LA 0.83 MK 1.08 NL 1.34 OV 1.15 ! PT 0.65 SC 1.67 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.66 FD 1.88 HN 1.41 KP 1.03 ! LA 0.70 MK 1.14 NL 1.52 OV 1.31 ! PT 0.54 SC 1.86 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.74 FD 1.85 HN 1.42 KP 1.08 ! LA 0.68 MK 1.21 NL 1.52 OV 1.34 ! PT 0.53 SC 1.90 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.52 FD 1.48 HN 1.32 KP 0.96 ! LA 0.80 MK 1.07 NL 1.33 OV 1.20 ! PT 0.63 SC 1.42 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.60 FD 1.58 HN 1.29 KP 1.08 ! LA 0.73 MK 1.10 NL 1.42 OV 1.25 ! PT 0.60 SC 1.47 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.70 FD 1.61 HN 1.36 KP 1.14 ! LA 0.69 MK 1.13 NL 1.48 OV 1.29 ! PT 0.56 SC 1.47 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.46 FD 1.53 HN 1.32 KP 1.08 ! LA 0.73 MK 1.06 NL 1.45 OV 1.25 ! PT 0.58 SC 1.36 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.37 FD 1.36 HN 1.30 KP 1.02 ! LA 0.79 MK 1.05 NL 1.32 OV 1.17 ! PT 0.62 SC 1.32 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.40 FD 1.32 HN 1.13 KP 0.97 ! LA 0.82 MK 1.07 NL 1.32 OV 1.17 ! PT 0.62 SC 1.26 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.32 FD 1.41 HN 1.21 KP 1.07 ! LA 0.74 MK 1.16 NL 1.46 OV 1.28 ! PT 0.55 SC 1.33 ! ! ! Fit before self-cal, rms=0.163278Jy sigma=2.991971 ! Fit after self-cal, rms=0.157038Jy sigma=2.674512 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.9207 mas, bmaj=2.266 mas, bpa=-9.489 degrees ! Estimated noise=0.205564 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 = -0.0144754 Jy ! Component: 100 - total flux cleaned = -0.0150177 Jy ! Component: 150 - total flux cleaned = -0.0154208 Jy ! Component: 200 - total flux cleaned = -0.0157514 Jy ! Total flux subtracted in 200 components = -0.0157514 Jy ! Clean residual min=-0.024159 max=0.035162 Jy/beam ! Clean residual mean=-0.000058 rms=0.007248 Jy/beam ! Combined flux in latest and established models = 0.324158 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 76 components and 0.324158 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=0.154194Jy sigma=2.588167 ! Fit after self-cal, rms=0.157868Jy sigma=2.548795 ! 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=0.157868Jy sigma=2.548795 ! Fit after self-cal, rms=0.189116Jy sigma=2.388216 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9523 mas, bmaj=2.394 mas, bpa=-10.66 degrees ! Estimated noise=0.221719 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00146101 Jy ! Component: 100 - total flux cleaned = 0.00333355 Jy ! Component: 150 - total flux cleaned = 0.00397923 Jy ! Component: 200 - total flux cleaned = 0.00342513 Jy ! Total flux subtracted in 200 components = 0.00342513 Jy ! Clean residual min=-0.024447 max=0.036395 Jy/beam ! Clean residual mean=-0.000097 rms=0.006456 Jy/beam ! Combined flux in latest and established models = 0.327583 Jy selfcal ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 83 components and 0.327583 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=0.186481Jy sigma=2.370889 ! Fit after self-cal, rms=0.186805Jy sigma=2.367812 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 (4.4, -16.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0318925 Jy ! Component: 100 - total flux cleaned = 0.030023 Jy ! Component: 150 - total flux cleaned = 0.0289982 Jy ! Component: 200 - total flux cleaned = 0.0298248 Jy ! Total flux subtracted in 200 components = 0.0298248 Jy ! Clean residual min=-0.020739 max=0.031561 Jy/beam ! Clean residual mean=-0.000104 rms=0.005894 Jy/beam ! Combined flux in latest and established models = 0.357408 Jy ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 107 components and 0.357408 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=0.178199Jy sigma=2.226064 ! Fit after self-cal, rms=0.177281Jy sigma=2.213030 ! Inverting map ! Added new window around map position (-4.2, 6.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0302735 Jy ! Component: 100 - total flux cleaned = 0.0464963 Jy ! Component: 150 - total flux cleaned = 0.0530453 Jy ! Component: 200 - total flux cleaned = 0.0561054 Jy ! Total flux subtracted in 200 components = 0.0561054 Jy ! Clean residual min=-0.018955 max=0.022092 Jy/beam ! Clean residual mean=-0.000093 rms=0.005264 Jy/beam ! Combined flux in latest and established models = 0.413513 Jy ! Performing phase self-cal ! Adding 32 model components to the UV plane model. ! The established model now contains 135 components and 0.413513 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=0.169963Jy sigma=2.069456 ! Fit after self-cal, rms=0.168303Jy sigma=2.039718 ! Inverting map ! Added new window around map position (-0.8, 8.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0256135 Jy ! Component: 100 - total flux cleaned = 0.0408454 Jy ! Component: 150 - total flux cleaned = 0.0492022 Jy ! Component: 200 - total flux cleaned = 0.0561479 Jy ! Total flux subtracted in 200 components = 0.0561479 Jy ! Clean residual min=-0.015820 max=0.018729 Jy/beam ! Clean residual mean=-0.000084 rms=0.004776 Jy/beam ! Combined flux in latest and established models = 0.469661 Jy ! Performing phase self-cal ! Adding 50 model components to the UV plane model. ! The established model now contains 175 components and 0.469661 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=0.161050Jy sigma=1.932110 ! Fit after self-cal, rms=0.159987Jy sigma=1.902118 ! 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=0.159987Jy sigma=1.902118 ! Fit after self-cal, rms=0.129894Jy sigma=1.747027 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.003 mas, bmaj=2.411 mas, bpa=-10.83 degrees ! Estimated noise=0.214724 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0169117 Jy ! Component: 100 - total flux cleaned = 0.0291477 Jy ! Component: 150 - total flux cleaned = 0.0390676 Jy ! Component: 200 - total flux cleaned = 0.0476242 Jy ! Total flux subtracted in 200 components = 0.0476242 Jy ! Clean residual min=-0.013344 max=0.014976 Jy/beam ! Clean residual mean=-0.000066 rms=0.003629 Jy/beam ! Combined flux in latest and established models = 0.517285 Jy selfcal ! Performing phase self-cal ! Adding 58 model components to the UV plane model. ! The established model now contains 225 components and 0.517285 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=0.126624Jy sigma=1.650687 ! Fit after self-cal, rms=0.125578Jy sigma=1.634596 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 = 0.00966661 Jy ! Component: 100 - total flux cleaned = 0.0158645 Jy ! Component: 150 - total flux cleaned = 0.0220075 Jy ! Component: 200 - total flux cleaned = 0.0268276 Jy ! Total flux subtracted in 200 components = 0.0268276 Jy ! Clean residual min=-0.012310 max=0.013727 Jy/beam ! Clean residual mean=-0.000063 rms=0.003354 Jy/beam ! Combined flux in latest and established models = 0.544113 Jy ! Performing phase self-cal ! Adding 50 model components to the UV plane model. ! The established model now contains 246 components and 0.544113 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=0.123918Jy sigma=1.595864 ! Fit after self-cal, rms=0.123616Jy sigma=1.591078 ! 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=0.123616Jy sigma=1.591078 ! Fit after self-cal, rms=0.117159Jy sigma=1.568954 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.227 mas, bmaj=3.201 mas, bpa=-8.006 degrees ! Estimated noise=0.227315 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0135125 Jy ! Component: 100 - total flux cleaned = 0.0198732 Jy ! Component: 150 - total flux cleaned = 0.0240251 Jy ! Component: 200 - total flux cleaned = 0.0278448 Jy ! Total flux subtracted in 200 components = 0.0278448 Jy ! Clean residual min=-0.016460 max=0.020999 Jy/beam ! Clean residual mean=-0.000103 rms=0.004993 Jy/beam ! Combined flux in latest and established models = 0.571958 Jy selfcal ! Performing phase self-cal ! Adding 49 model components to the UV plane model. ! The established model now contains 279 components and 0.571958 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=0.116435Jy sigma=1.524532 ! Fit after self-cal, rms=0.116213Jy sigma=1.518050 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 = 0.00552906 Jy ! Component: 100 - total flux cleaned = 0.00921668 Jy ! Component: 150 - total flux cleaned = 0.0129942 Jy ! Component: 200 - total flux cleaned = 0.0161935 Jy ! Total flux subtracted in 200 components = 0.0161935 Jy ! Clean residual min=-0.014828 max=0.019055 Jy/beam ! Clean residual mean=-0.000100 rms=0.004628 Jy/beam ! Combined flux in latest and established models = 0.588151 Jy ! Performing phase self-cal ! Adding 46 model components to the UV plane model. ! The established model now contains 293 components and 0.588151 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=0.116084Jy sigma=1.502015 ! Fit after self-cal, rms=0.116036Jy sigma=1.499708 ! 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=1.015 mas, bmaj=2.407 mas, bpa=-10.65 degrees ! Estimated noise=0.215853 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.015 x 2.407 at -10.65 degrees (North through East) ! Clean map min=-0.015331 max=0.1293 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=0.7837 mas, bmaj=1.992 mas, bpa=-11.28 degrees ! Estimated noise=0.479126 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.103079 Jy ! Component: 100 - total flux cleaned = 0.163755 Jy ! Component: 150 - total flux cleaned = 0.207726 Jy ! Component: 200 - total flux cleaned = 0.244087 Jy ! Total flux subtracted in 200 components = 0.244087 Jy ! Clean residual min=-0.019709 max=0.023975 Jy/beam ! Clean residual mean=-0.000076 rms=0.005167 Jy/beam ! Combined flux in latest and established models = 0.244087 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 36 model components to the UV plane model. ! The established model now contains 36 components and 0.244087 Jy ! Inverting map and beam ! Estimated beam: bmin=1.015 mas, bmaj=2.407 mas, bpa=-10.65 degrees ! Estimated noise=0.215853 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 = 0.0622716 Jy ! Component: 100 - total flux cleaned = 0.10598 Jy ! Component: 150 - total flux cleaned = 0.138982 Jy ! Component: 200 - total flux cleaned = 0.167339 Jy ! Total flux subtracted in 200 components = 0.167339 Jy ! Clean residual min=-0.024237 max=0.026881 Jy/beam ! Clean residual mean=-0.000082 rms=0.006622 Jy/beam ! Combined flux in latest and established models = 0.411426 Jy ! Adding 75 model components to the UV plane model. ! The established model now contains 97 components and 0.411426 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=2.227 mas, bmaj=3.201 mas, bpa=-8.006 degrees ! Estimated noise=0.227315 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0456913 Jy ! Component: 100 - total flux cleaned = 0.0738092 Jy ! Component: 150 - total flux cleaned = 0.0979775 Jy ! Component: 200 - total flux cleaned = 0.117129 Jy ! Total flux subtracted in 200 components = 0.117129 Jy ! Clean residual min=-0.024562 max=0.023591 Jy/beam ! Clean residual mean=-0.000120 rms=0.006797 Jy/beam ! Combined flux in latest and established models = 0.528554 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 = 0.0176822 Jy ! Component: 100 - total flux cleaned = 0.0319302 Jy ! Component: 150 - total flux cleaned = 0.0441604 Jy ! Component: 200 - total flux cleaned = 0.0527841 Jy ! Total flux subtracted in 200 components = 0.0527841 Jy ! Clean residual min=-0.018697 max=0.021033 Jy/beam ! Clean residual mean=-0.000107 rms=0.005154 Jy/beam ! Combined flux in latest and established models = 0.581339 Jy ! Adding 98 model components to the UV plane model. ! The established model now contains 176 components and 0.581338 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=1.015 mas, bmaj=2.407 mas, bpa=-10.65 degrees ! Estimated noise=0.215853 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0107413 Jy ! Component: 100 - total flux cleaned = 0.0136094 Jy ! Component: 150 - total flux cleaned = 0.0179776 Jy ! Component: 200 - total flux cleaned = 0.0218695 Jy ! Total flux subtracted in 200 components = 0.0218695 Jy ! Clean residual min=-0.013819 max=0.015787 Jy/beam ! Clean residual mean=-0.000056 rms=0.003114 Jy/beam ! Combined flux in latest and established models = 0.603208 Jy selfcal ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 191 components and 0.603208 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=0.120487Jy sigma=1.572610 ! Fit after self-cal, rms=0.119698Jy sigma=1.557255 wmodel J0318+1628_X_map.mod ! Writing 191 model components to file: J0318+1628_X_map.mod wobs J0318+1628_X_uvs.fits ! Writing UV FITS file: J0318+1628_X_uvs.fits wwins J0318+1628_X_map.win ! wwins: Wrote 5 windows to J0318+1628_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 = 0.000887613 Jy ! Component: 100 - total flux cleaned = 0.000889502 Jy ! Component: 150 - total flux cleaned = 0.00110321 Jy ! Component: 200 - total flux cleaned = 0.000904883 Jy ! Component: 250 - total flux cleaned = 0.000153863 Jy ! Component: 300 - total flux cleaned = -0.000736882 Jy ! Component: 350 - total flux cleaned = -0.00142559 Jy ! Component: 400 - total flux cleaned = -0.00209225 Jy ! Component: 450 - total flux cleaned = -0.00241174 Jy ! Component: 500 - total flux cleaned = -0.00240868 Jy ! Component: 550 - total flux cleaned = -0.00211081 Jy ! Component: 600 - total flux cleaned = -0.00181933 Jy ! Component: 650 - total flux cleaned = -0.00167611 Jy ! Component: 700 - total flux cleaned = -0.000836646 Jy ! Component: 750 - total flux cleaned = -1.79895e-05 Jy ! Component: 800 - total flux cleaned = 0.000248997 Jy ! Component: 850 - total flux cleaned = 0.00117237 Jy ! Component: 900 - total flux cleaned = 0.00220196 Jy ! Component: 950 - total flux cleaned = 0.00308683 Jy ! Component: 1000 - total flux cleaned = 0.00370918 Jy ! Component: 1050 - total flux cleaned = 0.00419984 Jy ! Component: 1100 - total flux cleaned = 0.00467938 Jy ! Component: 1150 - total flux cleaned = 0.00480072 Jy ! Component: 1200 - total flux cleaned = 0.00561702 Jy ! Component: 1250 - total flux cleaned = 0.00630595 Jy ! Component: 1300 - total flux cleaned = 0.00686797 Jy ! Component: 1350 - total flux cleaned = 0.00742033 Jy ! Component: 1400 - total flux cleaned = 0.00774751 Jy ! Component: 1450 - total flux cleaned = 0.00817709 Jy ! Component: 1500 - total flux cleaned = 0.00838946 Jy ! Component: 1550 - total flux cleaned = 0.00932383 Jy ! Component: 1600 - total flux cleaned = 0.0092199 Jy ! Component: 1650 - total flux cleaned = 0.00952432 Jy ! Component: 1700 - total flux cleaned = 0.00972352 Jy ! Component: 1750 - total flux cleaned = 0.0100201 Jy ! Component: 1800 - total flux cleaned = 0.0103121 Jy ! Component: 1850 - total flux cleaned = 0.0108855 Jy ! Component: 1900 - total flux cleaned = 0.0112595 Jy ! Component: 1950 - total flux cleaned = 0.0115393 Jy ! Component: 2000 - total flux cleaned = 0.0117225 Jy ! Component: 2050 - total flux cleaned = 0.0120842 Jy ! Component: 2100 - total flux cleaned = 0.0123517 Jy ! Component: 2150 - total flux cleaned = 0.0124415 Jy ! Component: 2200 - total flux cleaned = 0.0127913 Jy ! Component: 2250 - total flux cleaned = 0.0129618 Jy ! Component: 2300 - total flux cleaned = 0.0127049 Jy ! Component: 2350 - total flux cleaned = 0.0128738 Jy ! Component: 2400 - total flux cleaned = 0.013124 Jy ! Component: 2450 - total flux cleaned = 0.013537 Jy ! Component: 2500 - total flux cleaned = 0.0137814 Jy ! Component: 2550 - total flux cleaned = 0.0142645 Jy ! Component: 2600 - total flux cleaned = 0.0145825 Jy ! Component: 2650 - total flux cleaned = 0.0150555 Jy ! Component: 2700 - total flux cleaned = 0.0154452 Jy ! Component: 2750 - total flux cleaned = 0.0159077 Jy ! Component: 2800 - total flux cleaned = 0.0160608 Jy ! Component: 2850 - total flux cleaned = 0.0167396 Jy ! Component: 2900 - total flux cleaned = 0.0171126 Jy ! Component: 2950 - total flux cleaned = 0.0172603 Jy ! Component: 3000 - total flux cleaned = 0.0176988 Jy ! Component: 3050 - total flux cleaned = 0.0179154 Jy ! Component: 3100 - total flux cleaned = 0.0179862 Jy ! Component: 3150 - total flux cleaned = 0.0184817 Jy ! Component: 3200 - total flux cleaned = 0.0186231 Jy ! Component: 3250 - total flux cleaned = 0.0190403 Jy ! Component: 3300 - total flux cleaned = 0.0191767 Jy ! Component: 3350 - total flux cleaned = 0.0193143 Jy ! Component: 3400 - total flux cleaned = 0.0195169 Jy ! Component: 3450 - total flux cleaned = 0.0201852 Jy ! Component: 3500 - total flux cleaned = 0.0201859 Jy ! Component: 3550 - total flux cleaned = 0.0204482 Jy ! Component: 3600 - total flux cleaned = 0.0207728 Jy ! Component: 3650 - total flux cleaned = 0.0207088 Jy ! Component: 3700 - total flux cleaned = 0.0213466 Jy ! Component: 3750 - total flux cleaned = 0.0216629 Jy ! Component: 3800 - total flux cleaned = 0.0215993 Jy ! Component: 3850 - total flux cleaned = 0.0219705 Jy ! Component: 3900 - total flux cleaned = 0.0218485 Jy ! Component: 3950 - total flux cleaned = 0.0222741 Jy ! Component: 4000 - total flux cleaned = 0.0220345 Jy ! Component: 4050 - total flux cleaned = 0.0222735 Jy ! Total flux subtracted in 4096 components = 0.0222742 Jy ! Clean residual min=-0.003639 max=0.003113 Jy/beam ! Clean residual mean=-0.000014 rms=0.001087 Jy/beam ! Combined flux in latest and established models = 0.625482 Jy keep ! Adding 323 model components to the UV plane model. ! The established model now contains 513 components and 0.625482 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J0318+1628_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.015 x 2.407 at -10.65 degrees (North through East) ! Clean map min=-0.014483 max=0.13381 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J0318+1628_X_map.fits wmodel /vlbi/uf001/uva//J0318+1628_X_map.mod ! Writing 513 model components to file: /vlbi/uf001/uva//J0318+1628_X_map.mod wobs /vlbi/uf001/uva//J0318+1628_X_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J0318+1628_X_uvs.fits wwins /vlbi/uf001/uva//J0318+1628_X_map.win ! wwins: Wrote 6 windows to /vlbi/uf001/uva//J0318+1628_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.133812 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.00108206 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -2.42592 2.42592 4.85184 9.70369 19.4074 38.8147 77.6295 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0032 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.133 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 123.664 quit ! Quitting program ! Log file /vlbi/uf001/uva//J0318+1628_X_dfm.log closed on Sun Jan 13 21:44:45 2019