! Started logfile: /vlbi/uf001/uva//J1248-4559_X_dfm.log on Mon Jan 14 02:02:50 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//J1248-4559_X_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J1248-4559_X_uva.fits ! AN table 1: 88 integrations on 21 of 21 possible baselines. ! Apparent sampling: 0.635823 visibilities/baseline/integration-bin. ! Found source: J1248-4559 ! ! 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 14100 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 J1248-4559_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 137 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 137 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 137 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 137 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 137 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 137 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 137 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 137 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 137 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 137 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 137 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 137 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.058784Jy sigma=17.853085 ! Fit after self-cal, rms=0.721888Jy sigma=12.271778 ! 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=0.5304 mas, bmaj=1.78 mas, bpa=-9.005 degrees ! Estimated noise=0.941365 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 = 0.174108 Jy ! Component: 100 - total flux cleaned = 0.236841 Jy ! Total flux subtracted in 100 components = 0.236841 Jy ! Clean residual min=-0.014516 max=0.027939 Jy/beam ! Clean residual mean=0.000057 rms=0.004856 Jy/beam ! Combined flux in latest and established models = 0.236841 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 9 components and 0.236841 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=0.122699Jy sigma=1.994287 ! Fit after self-cal, rms=0.122629Jy sigma=1.993204 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.032757 Jy ! Component: 100 - total flux cleaned = 0.0550802 Jy ! Total flux subtracted in 100 components = 0.0550802 Jy ! Clean residual min=-0.010999 max=0.014498 Jy/beam ! Clean residual mean=0.000041 rms=0.003096 Jy/beam ! Combined flux in latest and established models = 0.291921 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 27 components and 0.291921 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=0.094821Jy sigma=1.543120 ! Fit after self-cal, rms=0.094792Jy sigma=1.542620 ! 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=0.795 mas, bmaj=2.265 mas, bpa=-8.655 degrees ! Estimated noise=0.355223 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 = 0.0383422 Jy ! Component: 100 - total flux cleaned = 0.0549117 Jy ! Component: 150 - total flux cleaned = 0.0620939 Jy ! Component: 200 - total flux cleaned = 0.065208 Jy ! Total flux subtracted in 200 components = 0.065208 Jy ! Clean residual min=-0.013180 max=0.017544 Jy/beam ! Clean residual mean=0.000109 rms=0.004059 Jy/beam ! Combined flux in latest and established models = 0.357129 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 32 components and 0.357129 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=0.079071Jy sigma=1.313833 ! Fit after self-cal, rms=0.079038Jy sigma=1.313139 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.795 x 2.265 at -8.655 degrees (North through East) ! Clean map min=-0.01273 max=0.26981 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! FD 1.03 KP 0.98 LA 1.01 MK 1.06 ! OV 1.06 PT 0.84 SC 1.06 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! FD 1.06 KP 0.98 LA 0.99 MK 1.04 ! OV 1.05 PT 0.86 SC 1.05 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! FD 1.04 KP 1.00 LA 0.98 MK 1.06 ! OV 1.07 PT 0.85 SC 1.06 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! FD 1.04 KP 0.99 LA 0.98 MK 0.99 ! OV 1.09 PT 0.83 SC 1.07 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! FD 1.06 KP 1.00 LA 1.01 MK 1.03 ! OV 1.06 PT 0.85 SC 1.02 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! FD 1.05 KP 0.97 LA 0.99 MK 1.03 ! OV 1.08 PT 0.88 SC 0.98 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! FD 1.05 KP 0.97 LA 0.97 MK 0.96 ! OV 1.09 PT 0.86 SC 0.98 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! FD 1.04 KP 0.99 LA 1.00 MK 1.00 ! OV 1.08 PT 0.85 SC 1.02 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! FD 1.05 KP 0.97 LA 0.99 MK 0.98 ! OV 1.07 PT 0.85 SC 0.96 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! FD 1.03 KP 0.97 LA 0.99 MK 0.97 ! OV 1.06 PT 0.84 SC 0.97 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! FD 1.04 KP 0.98 LA 0.98 MK 0.96 ! OV 1.08 PT 0.84 SC 0.97 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! FD 1.03 KP 0.98 LA 0.98 MK 0.90 ! OV 1.08 PT 0.87 SC 0.97 ! ! ! Fit before self-cal, rms=0.079038Jy sigma=1.313139 ! Fit after self-cal, rms=0.072926Jy sigma=1.233823 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.7946 mas, bmaj=2.257 mas, bpa=-8.837 degrees ! Estimated noise=0.353093 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 (-3.2, -2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0104002 Jy ! Component: 100 - total flux cleaned = 0.010974 Jy ! Component: 150 - total flux cleaned = 0.0113959 Jy ! Component: 200 - total flux cleaned = 0.011503 Jy ! Total flux subtracted in 200 components = 0.011503 Jy ! Clean residual min=-0.006907 max=0.007641 Jy/beam ! Clean residual mean=-0.000004 rms=0.001826 Jy/beam ! Combined flux in latest and established models = 0.368632 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 50 components and 0.368632 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=0.071289Jy sigma=1.206147 ! Fit after self-cal, rms=0.071178Jy sigma=1.204239 ! 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=0.071178Jy sigma=1.204239 ! Fit after self-cal, rms=0.070209Jy sigma=1.199085 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.7906 mas, bmaj=2.249 mas, bpa=-8.758 degrees ! Estimated noise=0.350039 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00249229 Jy ! Component: 100 - total flux cleaned = 0.00268477 Jy ! Component: 150 - total flux cleaned = 0.00277071 Jy ! Component: 200 - total flux cleaned = 0.00277179 Jy ! Total flux subtracted in 200 components = 0.00277179 Jy ! Clean residual min=-0.005132 max=0.006413 Jy/beam ! Clean residual mean=-0.000011 rms=0.001550 Jy/beam ! Combined flux in latest and established models = 0.371404 Jy selfcal ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 66 components and 0.371404 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=0.069978Jy sigma=1.195274 ! Fit after self-cal, rms=0.069954Jy sigma=1.194943 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 = 0.000673583 Jy ! Component: 100 - total flux cleaned = 0.000745258 Jy ! Component: 150 - total flux cleaned = 0.000681057 Jy ! Component: 200 - total flux cleaned = 0.000619428 Jy ! Total flux subtracted in 200 components = 0.000619428 Jy ! Clean residual min=-0.004812 max=0.006184 Jy/beam ! Clean residual mean=-0.000013 rms=0.001481 Jy/beam ! Combined flux in latest and established models = 0.372023 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 70 components and 0.372023 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=0.069832Jy sigma=1.192948 ! Fit after self-cal, rms=0.069819Jy sigma=1.192806 ! 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=0.069819Jy sigma=1.192806 ! Fit after self-cal, rms=0.069654Jy sigma=1.192005 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.7885 mas, bmaj=2.245 mas, bpa=-8.783 degrees ! Estimated noise=0.34948 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000836679 Jy ! Component: 100 - total flux cleaned = 0.0010376 Jy ! Component: 150 - total flux cleaned = 0.00115456 Jy ! Component: 200 - total flux cleaned = 0.00125764 Jy ! Total flux subtracted in 200 components = 0.00125764 Jy ! Clean residual min=-0.004436 max=0.005844 Jy/beam ! Clean residual mean=-0.000011 rms=0.001400 Jy/beam ! Combined flux in latest and established models = 0.373281 Jy selfcal ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 78 components and 0.373281 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=0.069551Jy sigma=1.190269 ! Fit after self-cal, rms=0.069536Jy sigma=1.190076 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 (-8.4, -0.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00511031 Jy ! Component: 100 - total flux cleaned = 0.00727566 Jy ! Component: 150 - total flux cleaned = 0.00877977 Jy ! Component: 200 - total flux cleaned = 0.00968743 Jy ! Total flux subtracted in 200 components = 0.00968743 Jy ! Clean residual min=-0.003627 max=0.003982 Jy/beam ! Clean residual mean=-0.000004 rms=0.001118 Jy/beam ! Combined flux in latest and established models = 0.382968 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 95 components and 0.382969 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=0.069168Jy sigma=1.184238 ! Fit after self-cal, rms=0.069149Jy sigma=1.183946 ! 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=0.069149Jy sigma=1.183946 ! Fit after self-cal, rms=0.068886Jy sigma=1.183271 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.037 mas, bmaj=10.45 mas, bpa=-0.8487 degrees ! Estimated noise=0.46109 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00222827 Jy ! Component: 100 - total flux cleaned = 0.00255381 Jy ! Component: 150 - total flux cleaned = 0.0028819 Jy ! Component: 200 - total flux cleaned = 0.00311613 Jy ! Total flux subtracted in 200 components = 0.00311613 Jy ! Clean residual min=-0.004304 max=0.005333 Jy/beam ! Clean residual mean=0.000005 rms=0.001609 Jy/beam ! Combined flux in latest and established models = 0.386085 Jy selfcal ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 103 components and 0.386085 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=0.068839Jy sigma=1.182561 ! Fit after self-cal, rms=0.068834Jy sigma=1.182431 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 = 0.000370298 Jy ! Component: 100 - total flux cleaned = 0.00054103 Jy ! Component: 150 - total flux cleaned = 0.000764632 Jy ! Component: 200 - total flux cleaned = 0.000990582 Jy ! Total flux subtracted in 200 components = 0.000990582 Jy ! Clean residual min=-0.004366 max=0.005118 Jy/beam ! Clean residual mean=0.000005 rms=0.001553 Jy/beam ! Combined flux in latest and established models = 0.387075 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 107 components and 0.387075 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=0.068817Jy sigma=1.182202 ! Fit after self-cal, rms=0.068816Jy sigma=1.182173 ! 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=0.7882 mas, bmaj=2.245 mas, bpa=-8.822 degrees ! Estimated noise=0.348355 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7882 x 2.245 at -8.822 degrees (North through East) ! Clean map min=-0.012607 max=0.26807 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=0.5284 mas, bmaj=1.769 mas, bpa=-9.054 degrees ! Estimated noise=0.917503 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.169781 Jy ! Component: 100 - total flux cleaned = 0.232114 Jy ! Component: 150 - total flux cleaned = 0.26563 Jy ! Component: 200 - total flux cleaned = 0.289188 Jy ! Total flux subtracted in 200 components = 0.289188 Jy ! Clean residual min=-0.010853 max=0.015135 Jy/beam ! Clean residual mean=0.000020 rms=0.002984 Jy/beam ! Combined flux in latest and established models = 0.289188 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 21 model components to the UV plane model. ! The established model now contains 21 components and 0.289188 Jy ! Inverting map and beam ! Estimated beam: bmin=0.7882 mas, bmaj=2.245 mas, bpa=-8.822 degrees ! Estimated noise=0.348355 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 (-0.6, 0.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0387261 Jy ! Component: 100 - total flux cleaned = 0.0568566 Jy ! Component: 150 - total flux cleaned = 0.0674864 Jy ! Component: 200 - total flux cleaned = 0.0747603 Jy ! Total flux subtracted in 200 components = 0.0747603 Jy ! Clean residual min=-0.006276 max=0.005513 Jy/beam ! Clean residual mean=0.000017 rms=0.001851 Jy/beam ! Combined flux in latest and established models = 0.363949 Jy ! Adding 50 model components to the UV plane model. ! The established model now contains 65 components and 0.363949 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=3.037 mas, bmaj=10.45 mas, bpa=-0.8487 degrees ! Estimated noise=0.46109 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00884838 Jy ! Component: 100 - total flux cleaned = 0.0150989 Jy ! Component: 150 - total flux cleaned = 0.0176045 Jy ! Component: 200 - total flux cleaned = 0.0190352 Jy ! Total flux subtracted in 200 components = 0.0190352 Jy ! Clean residual min=-0.006283 max=0.006453 Jy/beam ! Clean residual mean=0.000004 rms=0.002053 Jy/beam ! Combined flux in latest and established models = 0.382984 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 = 0.000953281 Jy ! Component: 100 - total flux cleaned = 0.00179457 Jy ! Component: 150 - total flux cleaned = 0.00272162 Jy ! Component: 200 - total flux cleaned = 0.0033453 Jy ! Total flux subtracted in 200 components = 0.0033453 Jy ! Clean residual min=-0.005073 max=0.005938 Jy/beam ! Clean residual mean=0.000002 rms=0.001761 Jy/beam ! Combined flux in latest and established models = 0.386329 Jy ! Adding 25 model components to the UV plane model. ! The established model now contains 87 components and 0.386329 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.7882 mas, bmaj=2.245 mas, bpa=-8.822 degrees ! Estimated noise=0.348355 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000999577 Jy ! Component: 100 - total flux cleaned = 0.00198165 Jy ! Component: 150 - total flux cleaned = 0.00266298 Jy ! Component: 200 - total flux cleaned = 0.00298896 Jy ! Total flux subtracted in 200 components = 0.00298896 Jy ! Clean residual min=-0.003561 max=0.003941 Jy/beam ! Clean residual mean=-0.000000 rms=0.001025 Jy/beam ! Combined flux in latest and established models = 0.389318 Jy selfcal ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 105 components and 0.389318 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=0.068893Jy sigma=1.183436 ! Fit after self-cal, rms=0.068864Jy sigma=1.182778 wmodel J1248-4559_X_map.mod ! Writing 105 model components to file: J1248-4559_X_map.mod wobs J1248-4559_X_uvs.fits ! Writing UV FITS file: J1248-4559_X_uvs.fits wwins J1248-4559_X_map.win ! wwins: Wrote 4 windows to J1248-4559_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 = -2.64047e-05 Jy ! Component: 100 - total flux cleaned = 3.30824e-05 Jy ! Component: 150 - total flux cleaned = -0.000164724 Jy ! Component: 200 - total flux cleaned = -0.000446051 Jy ! Component: 250 - total flux cleaned = -0.000707979 Jy ! Component: 300 - total flux cleaned = -0.000872542 Jy ! Component: 350 - total flux cleaned = -0.000987105 Jy ! Component: 400 - total flux cleaned = -0.000876562 Jy ! Component: 450 - total flux cleaned = -0.000702601 Jy ! Component: 500 - total flux cleaned = -0.000568705 Jy ! Component: 550 - total flux cleaned = -0.000502998 Jy ! Component: 600 - total flux cleaned = -0.000378598 Jy ! Component: 650 - total flux cleaned = -0.000320083 Jy ! Component: 700 - total flux cleaned = -0.000263203 Jy ! Component: 750 - total flux cleaned = -0.00020805 Jy ! Component: 800 - total flux cleaned = -0.000102629 Jy ! Component: 850 - total flux cleaned = -2.64238e-05 Jy ! Component: 900 - total flux cleaned = 2.25154e-05 Jy ! Component: 950 - total flux cleaned = 9.4595e-05 Jy ! Component: 1000 - total flux cleaned = 0.000163964 Jy ! Component: 1050 - total flux cleaned = 0.000186485 Jy ! Component: 1100 - total flux cleaned = 0.000230409 Jy ! Component: 1150 - total flux cleaned = 0.00025202 Jy ! Component: 1200 - total flux cleaned = 0.000314634 Jy ! Component: 1250 - total flux cleaned = 0.000314885 Jy ! Component: 1300 - total flux cleaned = 0.000274909 Jy ! Component: 1350 - total flux cleaned = 0.000235632 Jy ! Component: 1400 - total flux cleaned = 0.000216284 Jy ! Component: 1450 - total flux cleaned = 0.000197208 Jy ! Component: 1500 - total flux cleaned = 0.000197112 Jy ! Component: 1550 - total flux cleaned = 0.000123186 Jy ! Component: 1600 - total flux cleaned = 0.000123172 Jy ! Component: 1650 - total flux cleaned = 8.70535e-05 Jy ! Component: 1700 - total flux cleaned = 5.12026e-05 Jy ! Component: 1750 - total flux cleaned = -1.99547e-05 Jy ! Component: 1800 - total flux cleaned = -9.0445e-05 Jy ! Component: 1850 - total flux cleaned = -0.000125645 Jy ! Component: 1900 - total flux cleaned = -0.000212266 Jy ! Component: 1950 - total flux cleaned = -0.000264061 Jy ! Component: 2000 - total flux cleaned = -0.000315567 Jy ! Component: 2050 - total flux cleaned = -0.000349797 Jy ! Component: 2100 - total flux cleaned = -0.0003837 Jy ! Component: 2150 - total flux cleaned = -0.000417496 Jy ! Component: 2200 - total flux cleaned = -0.000467783 Jy ! Component: 2250 - total flux cleaned = -0.000434198 Jy ! Component: 2300 - total flux cleaned = -0.00045099 Jy ! Component: 2350 - total flux cleaned = -0.000434344 Jy ! Component: 2400 - total flux cleaned = -0.000467568 Jy ! Component: 2450 - total flux cleaned = -0.000451093 Jy ! Component: 2500 - total flux cleaned = -0.000434544 Jy ! Component: 2550 - total flux cleaned = -0.000401573 Jy ! Component: 2600 - total flux cleaned = -0.000352174 Jy ! Component: 2650 - total flux cleaned = -0.000302762 Jy ! Component: 2700 - total flux cleaned = -0.0002368 Jy ! Component: 2750 - total flux cleaned = -0.000170819 Jy ! Component: 2800 - total flux cleaned = -0.000104844 Jy ! Component: 2850 - total flux cleaned = -8.84098e-05 Jy ! Component: 2900 - total flux cleaned = -5.54552e-05 Jy ! Component: 2950 - total flux cleaned = -3.89299e-05 Jy ! Component: 3000 - total flux cleaned = -2.24353e-05 Jy ! Component: 3050 - total flux cleaned = 2.73817e-05 Jy ! Component: 3100 - total flux cleaned = 6.06195e-05 Jy ! Component: 3150 - total flux cleaned = 9.38419e-05 Jy ! Component: 3200 - total flux cleaned = 0.000110543 Jy ! Component: 3250 - total flux cleaned = 9.36552e-05 Jy ! Component: 3300 - total flux cleaned = 0.000127345 Jy ! Component: 3350 - total flux cleaned = 0.000127446 Jy ! Component: 3400 - total flux cleaned = 0.000127587 Jy ! Component: 3450 - total flux cleaned = 0.000144583 Jy ! Component: 3500 - total flux cleaned = 0.000144595 Jy ! Component: 3550 - total flux cleaned = 0.000179094 Jy ! Component: 3600 - total flux cleaned = 0.000179039 Jy ! Component: 3650 - total flux cleaned = 0.000214185 Jy ! Component: 3700 - total flux cleaned = 0.000214114 Jy ! Component: 3750 - total flux cleaned = 0.000249576 Jy ! Component: 3800 - total flux cleaned = 0.000303092 Jy ! Component: 3850 - total flux cleaned = 0.000356902 Jy ! Component: 3900 - total flux cleaned = 0.000429154 Jy ! Component: 3950 - total flux cleaned = 0.000465561 Jy ! Component: 4000 - total flux cleaned = 0.000520728 Jy ! Component: 4050 - total flux cleaned = 0.000539172 Jy ! Total flux subtracted in 4096 components = 0.000613615 Jy ! Clean residual min=-0.001039 max=0.001063 Jy/beam ! Clean residual mean=0.000001 rms=0.000317 Jy/beam ! Combined flux in latest and established models = 0.389932 Jy keep ! Adding 265 model components to the UV plane model. ! The established model now contains 370 components and 0.389932 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J1248-4559_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7882 x 2.245 at -8.822 degrees (North through East) ! Clean map min=-0.0061933 max=0.25219 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J1248-4559_X_map.fits wmodel /vlbi/uf001/uva//J1248-4559_X_map.mod ! Writing 370 model components to file: /vlbi/uf001/uva//J1248-4559_X_map.mod wobs /vlbi/uf001/uva//J1248-4559_X_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J1248-4559_X_uvs.fits wwins /vlbi/uf001/uva//J1248-4559_X_map.win ! wwins: Wrote 5 windows to /vlbi/uf001/uva//J1248-4559_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.252193 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.00032169 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.382671 0.382671 0.765341 1.53068 3.06136 6.12273 12.2455 24.4909 48.9818 97.9637 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0009 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.252 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 783.964 quit ! Quitting program ! Log file /vlbi/uf001/uva//J1248-4559_X_dfm.log closed on Mon Jan 14 02:02:54 2019