! Started logfile: /vlbi/uf001/uva//J0258-3909_X_dfm.log on Sun Jan 13 21:37:03 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//J0258-3909_X_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J0258-3909_X_uva.fits ! AN table 1: 58 integrations on 36 of 36 possible baselines. ! Apparent sampling: 0.878831 visibilities/baseline/integration-bin. ! Found source: J0258-3909 ! ! 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 22020 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 J0258-3909_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 47 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 47 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 47 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 47 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 47 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 47 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 47 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 47 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 47 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 47 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 47 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 47 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.023748Jy sigma=16.476314 ! Fit after self-cal, rms=0.827250Jy sigma=12.845910 ! 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=0.5975 mas, bmaj=2.105 mas, bpa=-3.762 degrees ! Estimated noise=0.626884 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 = 0.118302 Jy ! Component: 100 - total flux cleaned = 0.161507 Jy ! Total flux subtracted in 100 components = 0.161507 Jy ! Clean residual min=-0.017291 max=0.038579 Jy/beam ! Clean residual mean=0.000178 rms=0.005087 Jy/beam ! Combined flux in latest and established models = 0.161507 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 20 components and 0.161507 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=0.146197Jy sigma=2.354268 ! Fit after self-cal, rms=0.145891Jy sigma=2.352423 ! Inverting map ! Added new window around map position (-1, 0). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0395066 Jy ! Component: 100 - total flux cleaned = 0.0664925 Jy ! Total flux subtracted in 100 components = 0.0664925 Jy ! Clean residual min=-0.013887 max=0.030911 Jy/beam ! Clean residual mean=0.000124 rms=0.003781 Jy/beam ! Combined flux in latest and established models = 0.227999 Jy ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 43 components and 0.227999 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=0.122965Jy sigma=1.875776 ! Fit after self-cal, rms=0.121864Jy sigma=1.859119 ! Inverting map ! Added new window around map position (1.2, -2). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0277534 Jy ! Component: 100 - total flux cleaned = 0.0477801 Jy ! Total flux subtracted in 100 components = 0.0477801 Jy ! Clean residual min=-0.011031 max=0.014551 Jy/beam ! Clean residual mean=0.000090 rms=0.002822 Jy/beam ! Combined flux in latest and established models = 0.275779 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 58 components and 0.275779 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=0.108389Jy sigma=1.595011 ! Fit after self-cal, rms=0.108240Jy sigma=1.593572 ! 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=0.815 mas, bmaj=2.618 mas, bpa=-3.134 degrees ! Estimated noise=0.312684 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 = 0.033907 Jy ! Component: 100 - total flux cleaned = 0.0558005 Jy ! Component: 150 - total flux cleaned = 0.0703457 Jy ! Component: 200 - total flux cleaned = 0.0800244 Jy ! Total flux subtracted in 200 components = 0.0800244 Jy ! Clean residual min=-0.012026 max=0.014009 Jy/beam ! Clean residual mean=0.000064 rms=0.002976 Jy/beam ! Combined flux in latest and established models = 0.355804 Jy ! Performing phase self-cal ! Adding 35 model components to the UV plane model. ! The established model now contains 82 components and 0.355804 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=0.097615Jy sigma=1.340217 ! Fit after self-cal, rms=0.097303Jy sigma=1.337811 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.815 x 2.618 at -3.134 degrees (North through East) ! Clean map min=-0.011599 max=0.1544 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! FD 0.98 HN 1.15 KP 0.97 LA 1.01 ! MK 0.99 NL 1.37 OV 0.87 PT 0.92 ! SC 0.99 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! FD 0.99 HN 1.17 KP 0.96 LA 1.00 ! MK 1.01 NL 1.37 OV 0.86 PT 0.93 ! SC 1.03 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! FD 0.99 HN 1.26 KP 0.96 LA 1.01 ! MK 1.01 NL 1.35 OV 0.86 PT 0.94 ! SC 1.01 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! FD 0.99 HN 1.16 KP 0.97 LA 1.01 ! MK 1.06 NL 1.33 OV 0.87 PT 0.93 ! SC 1.00 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! FD 0.99 HN 1.17 KP 0.98 LA 1.02 ! MK 1.06 NL 1.36 OV 0.87 PT 0.93 ! SC 1.02 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! FD 1.02 HN 1.16 KP 0.97 LA 0.99 ! MK 1.06 NL 1.32 OV 0.86 PT 0.94 ! SC 1.04 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! FD 0.98 HN 1.20 KP 0.96 LA 0.99 ! MK 1.00 NL 1.34 OV 0.87 PT 0.95 ! SC 1.03 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! FD 1.01 HN 1.14 KP 0.98 LA 1.01 ! MK 1.11 NL 1.37 OV 0.87 PT 0.96 ! SC 1.00 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! FD 1.02 HN 1.20 KP 0.96 LA 1.00 ! MK 1.00 NL 1.36 OV 0.87 PT 0.93 ! SC 1.06 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! FD 1.00 HN 1.09 KP 0.96 LA 1.02 ! MK 1.04 NL 1.36 OV 0.86 PT 0.94 ! SC 1.09 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! FD 1.01 HN 1.09 KP 0.98 LA 1.02 ! MK 1.07 NL 1.31 OV 0.87 PT 0.95 ! SC 1.11 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! FD 1.00 HN 1.09 KP 0.99 LA 1.01 ! MK 0.96 NL 1.31 OV 0.87 PT 0.94 ! SC 1.06 ! ! ! Fit before self-cal, rms=0.097303Jy sigma=1.337811 ! Fit after self-cal, rms=0.104736Jy sigma=1.234732 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.8237 mas, bmaj=2.641 mas, bpa=-2.804 degrees ! Estimated noise=0.320277 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 = -0.00430776 Jy ! Component: 100 - total flux cleaned = -0.00498838 Jy ! Component: 150 - total flux cleaned = -0.0055238 Jy ! Component: 200 - total flux cleaned = -0.00563513 Jy ! Total flux subtracted in 200 components = -0.00563513 Jy ! Clean residual min=-0.007542 max=0.006085 Jy/beam ! Clean residual mean=-0.000010 rms=0.001283 Jy/beam ! Combined flux in latest and established models = 0.350169 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 91 components and 0.350169 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=0.104316Jy sigma=1.225201 ! Fit after self-cal, rms=0.104921Jy sigma=1.223994 ! 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=0.104921Jy sigma=1.223994 ! Fit after self-cal, rms=0.108708Jy sigma=1.221555 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8247 mas, bmaj=2.641 mas, bpa=-2.484 degrees ! Estimated noise=0.321434 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00306395 Jy ! Component: 100 - total flux cleaned = -0.00344053 Jy ! Component: 150 - total flux cleaned = -0.00364957 Jy ! Component: 200 - total flux cleaned = -0.00382798 Jy ! Total flux subtracted in 200 components = -0.00382798 Jy ! Clean residual min=-0.006696 max=0.005306 Jy/beam ! Clean residual mean=-0.000010 rms=0.001152 Jy/beam ! Combined flux in latest and established models = 0.346341 Jy selfcal ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 96 components and 0.346341 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=0.108515Jy sigma=1.216225 ! Fit after self-cal, rms=0.108624Jy sigma=1.215947 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 = 0.000221002 Jy ! Component: 100 - total flux cleaned = -1.62538e-05 Jy ! Component: 150 - total flux cleaned = -0.000157936 Jy ! Component: 200 - total flux cleaned = -0.00022514 Jy ! Total flux subtracted in 200 components = -0.00022514 Jy ! Clean residual min=-0.006244 max=0.005062 Jy/beam ! Clean residual mean=-0.000011 rms=0.001128 Jy/beam ! Combined flux in latest and established models = 0.346116 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 100 components and 0.346116 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=0.108542Jy sigma=1.213957 ! Fit after self-cal, rms=0.108547Jy sigma=1.213773 ! 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=0.108547Jy sigma=1.213773 ! Fit after self-cal, rms=0.121331Jy sigma=1.205282 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8284 mas, bmaj=2.645 mas, bpa=-2.123 degrees ! Estimated noise=0.323248 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00157759 Jy ! Component: 100 - total flux cleaned = -0.0022309 Jy ! Component: 150 - total flux cleaned = -0.0026113 Jy ! Component: 200 - total flux cleaned = -0.0026782 Jy ! Total flux subtracted in 200 components = -0.0026782 Jy ! Clean residual min=-0.005342 max=0.004035 Jy/beam ! Clean residual mean=-0.000003 rms=0.000876 Jy/beam ! Combined flux in latest and established models = 0.343437 Jy selfcal ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 104 components and 0.343437 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=0.121241Jy sigma=1.202433 ! Fit after self-cal, rms=0.121416Jy sigma=1.202166 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 = 9.95067e-05 Jy ! Component: 100 - total flux cleaned = -0.0002044 Jy ! Component: 150 - total flux cleaned = -0.000314162 Jy ! Component: 200 - total flux cleaned = -0.000418561 Jy ! Total flux subtracted in 200 components = -0.000418561 Jy ! Clean residual min=-0.005108 max=0.004065 Jy/beam ! Clean residual mean=-0.000002 rms=0.000859 Jy/beam ! Combined flux in latest and established models = 0.343019 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 105 components and 0.343019 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=0.121373Jy sigma=1.201007 ! Fit after self-cal, rms=0.121371Jy sigma=1.200895 ! 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=0.121371Jy sigma=1.200895 ! Fit after self-cal, rms=0.126539Jy sigma=1.200393 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.35 mas, bmaj=7.963 mas, bpa=-3.523 degrees ! Estimated noise=0.394899 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.0014981 Jy ! Component: 100 - total flux cleaned = -0.00157234 Jy ! Component: 150 - total flux cleaned = -0.00160632 Jy ! Component: 200 - total flux cleaned = -0.0016389 Jy ! Total flux subtracted in 200 components = -0.0016389 Jy ! Clean residual min=-0.004262 max=0.003958 Jy/beam ! Clean residual mean=-0.000007 rms=0.001042 Jy/beam ! Combined flux in latest and established models = 0.34138 Jy selfcal ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 109 components and 0.34138 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=0.126525Jy sigma=1.199927 ! Fit after self-cal, rms=0.126557Jy sigma=1.199757 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 = -0.000212689 Jy ! Component: 100 - total flux cleaned = -0.000178307 Jy ! Component: 150 - total flux cleaned = -0.000177535 Jy ! Component: 200 - total flux cleaned = -0.000176728 Jy ! Total flux subtracted in 200 components = -0.000176728 Jy ! Clean residual min=-0.004212 max=0.003962 Jy/beam ! Clean residual mean=-0.000007 rms=0.001039 Jy/beam ! Combined flux in latest and established models = 0.341203 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 112 components and 0.341203 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=0.126541Jy sigma=1.199742 ! Fit after self-cal, rms=0.126541Jy sigma=1.199678 ! 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=0.8281 mas, bmaj=2.642 mas, bpa=-2.053 degrees ! Estimated noise=0.323753 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8281 x 2.642 at -2.053 degrees (North through East) ! Clean map min=-0.0043903 max=0.15827 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=0.6013 mas, bmaj=2.09 mas, bpa=-2.46 degrees ! Estimated noise=0.663921 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.123946 Jy ! Component: 100 - total flux cleaned = 0.177259 Jy ! Component: 150 - total flux cleaned = 0.214283 Jy ! Component: 200 - total flux cleaned = 0.241386 Jy ! Total flux subtracted in 200 components = 0.241386 Jy ! Clean residual min=-0.008640 max=0.016305 Jy/beam ! Clean residual mean=0.000088 rms=0.002634 Jy/beam ! Combined flux in latest and established models = 0.241386 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 31 model components to the UV plane model. ! The established model now contains 31 components and 0.241386 Jy ! Inverting map and beam ! Estimated beam: bmin=0.8281 mas, bmaj=2.642 mas, bpa=-2.053 degrees ! Estimated noise=0.323753 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 = 0.0392685 Jy ! Component: 100 - total flux cleaned = 0.0607549 Jy ! Component: 150 - total flux cleaned = 0.0734164 Jy ! Component: 200 - total flux cleaned = 0.0814275 Jy ! Total flux subtracted in 200 components = 0.0814275 Jy ! Clean residual min=-0.003907 max=0.007160 Jy/beam ! Clean residual mean=0.000027 rms=0.001194 Jy/beam ! Combined flux in latest and established models = 0.322814 Jy ! Adding 55 model components to the UV plane model. ! The established model now contains 71 components and 0.322814 Jy ! Inverting map ! Added new window around map position (-2, -1.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00666076 Jy ! Component: 100 - total flux cleaned = 0.0107937 Jy ! Component: 150 - total flux cleaned = 0.0130248 Jy ! Component: 200 - total flux cleaned = 0.0141047 Jy ! Total flux subtracted in 200 components = 0.0141047 Jy ! Clean residual min=-0.003372 max=0.003373 Jy/beam ! Clean residual mean=0.000005 rms=0.000792 Jy/beam ! Combined flux in latest and established models = 0.336918 Jy ! Adding 22 model components to the UV plane model. ! The established model now contains 89 components and 0.336918 Jy ! Inverting map ! Added new window around map position (1, 4.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00243383 Jy ! Component: 100 - total flux cleaned = 0.00296783 Jy ! Component: 150 - total flux cleaned = 0.00321274 Jy ! Component: 200 - total flux cleaned = 0.00351501 Jy ! Total flux subtracted in 200 components = 0.00351501 Jy ! Clean residual min=-0.002954 max=0.002568 Jy/beam ! Clean residual mean=-0.000001 rms=0.000703 Jy/beam ! Combined flux in latest and established models = 0.340433 Jy ! Adding 25 model components to the UV plane model. ! The established model now contains 107 components and 0.340433 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=2.35 mas, bmaj=7.963 mas, bpa=-3.523 degrees ! Estimated noise=0.394899 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000190939 Jy ! Component: 100 - total flux cleaned = 7.03487e-05 Jy ! Component: 150 - total flux cleaned = 0.000116337 Jy ! Component: 200 - total flux cleaned = 0.000116391 Jy ! Total flux subtracted in 200 components = 0.000116391 Jy ! Clean residual min=-0.003178 max=0.003076 Jy/beam ! Clean residual mean=-0.000002 rms=0.000931 Jy/beam ! Combined flux in latest and established models = 0.34055 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 = -6.34244e-05 Jy ! Component: 100 - total flux cleaned = -9.09744e-05 Jy ! Component: 150 - total flux cleaned = -8.89493e-05 Jy ! Component: 200 - total flux cleaned = -8.83566e-05 Jy ! Total flux subtracted in 200 components = -8.83566e-05 Jy ! Clean residual min=-0.003200 max=0.003034 Jy/beam ! Clean residual mean=-0.000001 rms=0.000923 Jy/beam ! Combined flux in latest and established models = 0.340462 Jy ! Adding 15 model components to the UV plane model. ! The established model now contains 122 components and 0.340462 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.8281 mas, bmaj=2.642 mas, bpa=-2.053 degrees ! Estimated noise=0.323753 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000241407 Jy ! Component: 100 - total flux cleaned = -0.000450469 Jy ! Component: 150 - total flux cleaned = -0.000410192 Jy ! Component: 200 - total flux cleaned = -0.000449295 Jy ! Total flux subtracted in 200 components = -0.000449295 Jy ! Clean residual min=-0.002977 max=0.002389 Jy/beam ! Clean residual mean=-0.000000 rms=0.000677 Jy/beam ! Combined flux in latest and established models = 0.340012 Jy selfcal ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 140 components and 0.340012 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=0.126048Jy sigma=1.193541 ! Fit after self-cal, rms=0.126049Jy sigma=1.192706 wmodel J0258-3909_X_map.mod ! Writing 140 model components to file: J0258-3909_X_map.mod wobs J0258-3909_X_uvs.fits ! Writing UV FITS file: J0258-3909_X_uvs.fits wwins J0258-3909_X_map.win ! wwins: Wrote 5 windows to J0258-3909_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 = -0.00125315 Jy ! Component: 100 - total flux cleaned = -0.00217429 Jy ! Component: 150 - total flux cleaned = -0.00269938 Jy ! Component: 200 - total flux cleaned = -0.00294938 Jy ! Component: 250 - total flux cleaned = -0.00326995 Jy ! Component: 300 - total flux cleaned = -0.00353945 Jy ! Component: 350 - total flux cleaned = -0.00372681 Jy ! Component: 400 - total flux cleaned = -0.00412528 Jy ! Component: 450 - total flux cleaned = -0.00437111 Jy ! Component: 500 - total flux cleaned = -0.0046793 Jy ! Component: 550 - total flux cleaned = -0.00487899 Jy ! Component: 600 - total flux cleaned = -0.00513771 Jy ! Component: 650 - total flux cleaned = -0.00532733 Jy ! Component: 700 - total flux cleaned = -0.00548187 Jy ! Component: 750 - total flux cleaned = -0.00566343 Jy ! Component: 800 - total flux cleaned = -0.00584176 Jy ! Component: 850 - total flux cleaned = -0.00601612 Jy ! Component: 900 - total flux cleaned = -0.00621552 Jy ! Component: 950 - total flux cleaned = -0.00624373 Jy ! Component: 1000 - total flux cleaned = -0.00638044 Jy ! Component: 1050 - total flux cleaned = -0.00638024 Jy ! Component: 1100 - total flux cleaned = -0.00648542 Jy ! Component: 1150 - total flux cleaned = -0.00653719 Jy ! Component: 1200 - total flux cleaned = -0.00669095 Jy ! Component: 1250 - total flux cleaned = -0.00671602 Jy ! Component: 1300 - total flux cleaned = -0.00679081 Jy ! Component: 1350 - total flux cleaned = -0.00696222 Jy ! Component: 1400 - total flux cleaned = -0.00710658 Jy ! Component: 1450 - total flux cleaned = -0.00720175 Jy ! Component: 1500 - total flux cleaned = -0.00734259 Jy ! Component: 1550 - total flux cleaned = -0.00752716 Jy ! Component: 1600 - total flux cleaned = -0.00754975 Jy ! Component: 1650 - total flux cleaned = -0.00768507 Jy ! Component: 1700 - total flux cleaned = -0.00770743 Jy ! Component: 1750 - total flux cleaned = -0.00779493 Jy ! Component: 1800 - total flux cleaned = -0.00788153 Jy ! Component: 1850 - total flux cleaned = -0.00794632 Jy ! Component: 1900 - total flux cleaned = -0.00803115 Jy ! Component: 1950 - total flux cleaned = -0.00813618 Jy ! Component: 2000 - total flux cleaned = -0.00821894 Jy ! Component: 2050 - total flux cleaned = -0.00830096 Jy ! Component: 2100 - total flux cleaned = -0.00838192 Jy ! Component: 2150 - total flux cleaned = -0.00850217 Jy ! Component: 2200 - total flux cleaned = -0.00858121 Jy ! Component: 2250 - total flux cleaned = -0.00862025 Jy ! Component: 2300 - total flux cleaned = -0.00871733 Jy ! Component: 2350 - total flux cleaned = -0.00877483 Jy ! Component: 2400 - total flux cleaned = -0.00883156 Jy ! Component: 2450 - total flux cleaned = -0.00888796 Jy ! Component: 2500 - total flux cleaned = -0.00894383 Jy ! Component: 2550 - total flux cleaned = -0.00898082 Jy ! Component: 2600 - total flux cleaned = -0.00901735 Jy ! Component: 2650 - total flux cleaned = -0.00910779 Jy ! Component: 2700 - total flux cleaned = -0.00914374 Jy ! Component: 2750 - total flux cleaned = -0.00916149 Jy ! Component: 2800 - total flux cleaned = -0.00917922 Jy ! Component: 2850 - total flux cleaned = -0.00923181 Jy ! Component: 2900 - total flux cleaned = -0.00930113 Jy ! Component: 2950 - total flux cleaned = -0.00933558 Jy ! Component: 3000 - total flux cleaned = -0.00935272 Jy ! Component: 3050 - total flux cleaned = -0.00942039 Jy ! Component: 3100 - total flux cleaned = -0.0094707 Jy ! Component: 3150 - total flux cleaned = -0.0094374 Jy ! Component: 3200 - total flux cleaned = -0.0094539 Jy ! Component: 3250 - total flux cleaned = -0.00947044 Jy ! Component: 3300 - total flux cleaned = -0.00950301 Jy ! Component: 3350 - total flux cleaned = -0.00951919 Jy ! Component: 3400 - total flux cleaned = -0.00951922 Jy ! Component: 3450 - total flux cleaned = -0.00955122 Jy ! Component: 3500 - total flux cleaned = -0.00953542 Jy ! Component: 3550 - total flux cleaned = -0.00955124 Jy ! Component: 3600 - total flux cleaned = -0.00956696 Jy ! Component: 3650 - total flux cleaned = -0.0095516 Jy ! Component: 3700 - total flux cleaned = -0.0095362 Jy ! Component: 3750 - total flux cleaned = -0.00955146 Jy ! Component: 3800 - total flux cleaned = -0.00955144 Jy ! Component: 3850 - total flux cleaned = -0.00953622 Jy ! Component: 3900 - total flux cleaned = -0.00950601 Jy ! Component: 3950 - total flux cleaned = -0.00940145 Jy ! Component: 4000 - total flux cleaned = -0.00940144 Jy ! Component: 4050 - total flux cleaned = -0.00938653 Jy ! Total flux subtracted in 4096 components = -0.00940127 Jy ! Clean residual min=-0.000760 max=0.000820 Jy/beam ! Clean residual mean=-0.000003 rms=0.000269 Jy/beam ! Combined flux in latest and established models = 0.330611 Jy keep ! Adding 357 model components to the UV plane model. ! The established model now contains 497 components and 0.330611 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J0258-3909_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8281 x 2.642 at -2.053 degrees (North through East) ! Clean map min=-0.0027618 max=0.16806 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J0258-3909_X_map.fits wmodel /vlbi/uf001/uva//J0258-3909_X_map.mod ! Writing 497 model components to file: /vlbi/uf001/uva//J0258-3909_X_map.mod wobs /vlbi/uf001/uva//J0258-3909_X_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J0258-3909_X_uvs.fits wwins /vlbi/uf001/uva//J0258-3909_X_map.win ! wwins: Wrote 6 windows to /vlbi/uf001/uva//J0258-3909_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.168057 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000262494 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.46858 0.46858 0.937161 1.87432 3.74864 7.49729 14.9946 29.9891 59.9783 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0007 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.168 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 640.231 quit ! Quitting program ! Log file /vlbi/uf001/uva//J0258-3909_X_dfm.log closed on Sun Jan 13 21:37:08 2019