! Started logfile: /vlbi/uf001/uva//J1756-1427_X_dfm.log on Mon Jan 14 04:26:57 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//J1756-1427_X_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J1756-1427_X_uva.fits ! AN table 1: 87 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.988506 visibilities/baseline/integration-bin. ! Found source: J1756-1427 ! ! 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 46440 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 J1756-1427_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 31 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 31 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 31 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 31 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 31 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 31 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 31 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 31 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 31 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 31 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 31 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 31 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.008432Jy sigma=19.749387 ! Fit after self-cal, rms=0.880399Jy sigma=17.022650 ! 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=0.6618 mas, bmaj=1.716 mas, bpa=-1.733 degrees ! Estimated noise=0.351592 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 = 0.0894891 Jy ! Component: 100 - total flux cleaned = 0.113723 Jy ! Total flux subtracted in 100 components = 0.113723 Jy ! Clean residual min=-0.006066 max=0.010871 Jy/beam ! Clean residual mean=-0.000002 rms=0.001370 Jy/beam ! Combined flux in latest and established models = 0.113723 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 11 components and 0.113723 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=0.078980Jy sigma=1.473136 ! Fit after self-cal, rms=0.078996Jy sigma=1.472888 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0125133 Jy ! Component: 100 - total flux cleaned = 0.0198331 Jy ! Total flux subtracted in 100 components = 0.0198331 Jy ! Clean residual min=-0.005305 max=0.008023 Jy/beam ! Clean residual mean=-0.000000 rms=0.001128 Jy/beam ! Combined flux in latest and established models = 0.133556 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 25 components and 0.133556 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=0.076182Jy sigma=1.379667 ! Fit after self-cal, rms=0.076222Jy sigma=1.379481 ! Inverting map ! Added new window around map position (-0.2, 3.4). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00741951 Jy ! Component: 100 - total flux cleaned = 0.0117259 Jy ! Total flux subtracted in 100 components = 0.0117259 Jy ! Clean residual min=-0.005030 max=0.006991 Jy/beam ! Clean residual mean=0.000000 rms=0.001034 Jy/beam ! Combined flux in latest and established models = 0.145282 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 32 components and 0.145282 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=0.075203Jy sigma=1.347279 ! Fit after self-cal, rms=0.075138Jy sigma=1.345265 ! 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=0.8752 mas, bmaj=2.147 mas, bpa=-2.455 degrees ! Estimated noise=0.175602 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 = 0.00765121 Jy ! Component: 100 - total flux cleaned = 0.012134 Jy ! Component: 150 - total flux cleaned = 0.0149574 Jy ! Component: 200 - total flux cleaned = 0.0167722 Jy ! Total flux subtracted in 200 components = 0.0167722 Jy ! Clean residual min=-0.006275 max=0.005930 Jy/beam ! Clean residual mean=0.000006 rms=0.001270 Jy/beam ! Combined flux in latest and established models = 0.162054 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 46 components and 0.162054 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=0.074584Jy sigma=1.321560 ! Fit after self-cal, rms=0.074586Jy sigma=1.320743 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8752 x 2.147 at -2.455 degrees (North through East) ! Clean map min=-0.0061167 max=0.11986 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.20 FD 1.00 HN 1.03 KP 1.13 ! LA 0.81 MK 1.00 NL 1.20 OV 0.95 ! PT 0.99 SC 0.96 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.21 FD 1.03 HN 1.02 KP 1.10 ! LA 0.80 MK 1.01 NL 1.22 OV 0.97 ! PT 0.99 SC 1.03 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.14 FD 1.03 HN 0.98 KP 1.09 ! LA 0.81 MK 1.03 NL 1.20 OV 0.97 ! PT 1.01 SC 1.02 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.18 FD 1.03 HN 1.03 KP 1.11 ! LA 0.80 MK 1.02 NL 1.20 OV 0.95 ! PT 1.00 SC 0.97 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.16 FD 1.02 HN 1.02 KP 1.06 ! LA 0.79 MK 0.99 NL 1.19 OV 0.97 ! PT 1.01 SC 1.04 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.10 FD 1.01 HN 1.01 KP 1.10 ! LA 0.78 MK 1.03 NL 1.21 OV 0.94 ! PT 0.99 SC 1.00 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.15 FD 1.00 HN 0.99 KP 1.08 ! LA 0.78 MK 1.06 NL 1.20 OV 0.96 ! PT 0.98 SC 0.98 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.18 FD 1.02 HN 0.99 KP 1.10 ! LA 0.79 MK 1.00 NL 1.19 OV 0.95 ! PT 1.00 SC 0.97 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.16 FD 1.02 HN 0.98 KP 1.07 ! LA 0.78 MK 1.01 NL 1.23 OV 0.94 ! PT 1.00 SC 0.97 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.11 FD 1.01 HN 0.98 KP 1.09 ! LA 0.79 MK 1.00 NL 1.19 OV 0.96 ! PT 1.00 SC 1.04 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.17 FD 0.99 HN 0.97 KP 1.09 ! LA 0.77 MK 0.97 NL 1.23 OV 0.96 ! PT 0.99 SC 0.99 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.20 FD 1.02 HN 1.00 KP 1.06 ! LA 0.80 MK 0.97 NL 1.21 OV 0.94 ! PT 1.00 SC 1.00 ! ! ! Fit before self-cal, rms=0.074586Jy sigma=1.320743 ! Fit after self-cal, rms=0.074932Jy sigma=1.244740 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.8774 mas, bmaj=2.169 mas, bpa=-2.298 degrees ! Estimated noise=0.177187 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 = -0.00217845 Jy ! Component: 100 - total flux cleaned = -0.00255992 Jy ! Component: 150 - total flux cleaned = -0.00271487 Jy ! Component: 200 - total flux cleaned = -0.0028468 Jy ! Total flux subtracted in 200 components = -0.0028468 Jy ! Clean residual min=-0.001653 max=0.001620 Jy/beam ! Clean residual mean=-0.000002 rms=0.000359 Jy/beam ! Combined flux in latest and established models = 0.159207 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 55 components and 0.159207 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=0.074835Jy sigma=1.243256 ! Fit after self-cal, rms=0.075118Jy sigma=1.241816 ! 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=0.075118Jy sigma=1.241816 ! Fit after self-cal, rms=0.075878Jy sigma=1.237071 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.879 mas, bmaj=2.162 mas, bpa=-2.293 degrees ! Estimated noise=0.177183 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00103283 Jy ! Component: 100 - total flux cleaned = -0.00115099 Jy ! Component: 150 - total flux cleaned = -0.00127719 Jy ! Component: 200 - total flux cleaned = -0.00136891 Jy ! Total flux subtracted in 200 components = -0.00136891 Jy ! Clean residual min=-0.001398 max=0.001235 Jy/beam ! Clean residual mean=-0.000001 rms=0.000280 Jy/beam ! Combined flux in latest and established models = 0.157838 Jy selfcal ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 60 components and 0.157838 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=0.075838Jy sigma=1.236608 ! Fit after self-cal, rms=0.075862Jy sigma=1.236488 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 = -0.000282546 Jy ! Component: 100 - total flux cleaned = -0.000385766 Jy ! Component: 150 - total flux cleaned = -0.000420928 Jy ! Component: 200 - total flux cleaned = -0.000452885 Jy ! Total flux subtracted in 200 components = -0.000452885 Jy ! Clean residual min=-0.001392 max=0.001210 Jy/beam ! Clean residual mean=-0.000001 rms=0.000274 Jy/beam ! Combined flux in latest and established models = 0.157385 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 65 components and 0.157385 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=0.075848Jy sigma=1.236334 ! Fit after self-cal, rms=0.075846Jy sigma=1.236307 ! 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=0.075846Jy sigma=1.236307 ! Fit after self-cal, rms=0.076505Jy sigma=1.234802 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8778 mas, bmaj=2.158 mas, bpa=-2.335 degrees ! Estimated noise=0.17698 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000683313 Jy ! Component: 100 - total flux cleaned = -0.000731209 Jy ! Component: 150 - total flux cleaned = -0.000711744 Jy ! Component: 200 - total flux cleaned = -0.000693017 Jy ! Total flux subtracted in 200 components = -0.000693017 Jy ! Clean residual min=-0.001110 max=0.001074 Jy/beam ! Clean residual mean=-0.000000 rms=0.000244 Jy/beam ! Combined flux in latest and established models = 0.156692 Jy selfcal ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 67 components and 0.156692 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=0.076482Jy sigma=1.234568 ! Fit after self-cal, rms=0.076497Jy sigma=1.234509 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 = -0.000189379 Jy ! Component: 100 - total flux cleaned = -0.000188923 Jy ! Component: 150 - total flux cleaned = -0.000173653 Jy ! Component: 200 - total flux cleaned = -0.00015973 Jy ! Total flux subtracted in 200 components = -0.00015973 Jy ! Clean residual min=-0.001099 max=0.001052 Jy/beam ! Clean residual mean=-0.000000 rms=0.000241 Jy/beam ! Combined flux in latest and established models = 0.156533 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 69 components and 0.156533 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=0.076488Jy sigma=1.234405 ! Fit after self-cal, rms=0.076488Jy sigma=1.234395 ! 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=0.076488Jy sigma=1.234395 ! Fit after self-cal, rms=0.076683Jy sigma=1.234298 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.206 mas, bmaj=4.619 mas, bpa=1.932 degrees ! Estimated noise=0.209053 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000503283 Jy ! Component: 100 - total flux cleaned = -0.000528333 Jy ! Component: 150 - total flux cleaned = -0.000538885 Jy ! Component: 200 - total flux cleaned = -0.00054822 Jy ! Total flux subtracted in 200 components = -0.00054822 Jy ! Clean residual min=-0.001263 max=0.001069 Jy/beam ! Clean residual mean=-0.000001 rms=0.000278 Jy/beam ! Combined flux in latest and established models = 0.155984 Jy selfcal ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 72 components and 0.155984 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=0.076681Jy sigma=1.234242 ! Fit after self-cal, rms=0.076685Jy sigma=1.234223 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 = -7.99202e-05 Jy ! Component: 100 - total flux cleaned = -5.33007e-05 Jy ! Component: 150 - total flux cleaned = -5.37895e-05 Jy ! Component: 200 - total flux cleaned = -6.10973e-05 Jy ! Total flux subtracted in 200 components = -6.10973e-05 Jy ! Clean residual min=-0.001251 max=0.001042 Jy/beam ! Clean residual mean=-0.000001 rms=0.000273 Jy/beam ! Combined flux in latest and established models = 0.155923 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 73 components and 0.155923 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=0.076685Jy sigma=1.234210 ! Fit after self-cal, rms=0.076684Jy sigma=1.234202 ! 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=0.8769 mas, bmaj=2.156 mas, bpa=-2.341 degrees ! Estimated noise=0.176763 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8769 x 2.156 at -2.341 degrees (North through East) ! Clean map min=-0.001001 max=0.1223 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=0.6596 mas, bmaj=1.706 mas, bpa=-1.432 degrees ! Estimated noise=0.358585 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0909177 Jy ! Component: 100 - total flux cleaned = 0.116101 Jy ! Component: 150 - total flux cleaned = 0.129504 Jy ! Component: 200 - total flux cleaned = 0.137649 Jy ! Total flux subtracted in 200 components = 0.137649 Jy ! Clean residual min=-0.002454 max=0.004294 Jy/beam ! Clean residual mean=-0.000001 rms=0.000582 Jy/beam ! Combined flux in latest and established models = 0.137649 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 26 model components to the UV plane model. ! The established model now contains 26 components and 0.137649 Jy ! Inverting map and beam ! Estimated beam: bmin=0.8769 mas, bmaj=2.156 mas, bpa=-2.341 degrees ! Estimated noise=0.176763 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 = 0.00770965 Jy ! Component: 100 - total flux cleaned = 0.0117068 Jy ! Component: 150 - total flux cleaned = 0.0140184 Jy ! Component: 200 - total flux cleaned = 0.0154203 Jy ! Total flux subtracted in 200 components = 0.0154203 Jy ! Clean residual min=-0.001100 max=0.001054 Jy/beam ! Clean residual mean=-0.000001 rms=0.000249 Jy/beam ! Combined flux in latest and established models = 0.153069 Jy ! Adding 39 model components to the UV plane model. ! The established model now contains 55 components and 0.153069 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=2.206 mas, bmaj=4.619 mas, bpa=1.932 degrees ! Estimated noise=0.209053 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00134478 Jy ! Component: 100 - total flux cleaned = 0.00194692 Jy ! Component: 150 - total flux cleaned = 0.00223084 Jy ! Component: 200 - total flux cleaned = 0.00229764 Jy ! Total flux subtracted in 200 components = 0.00229764 Jy ! Clean residual min=-0.001222 max=0.000927 Jy/beam ! Clean residual mean=-0.000001 rms=0.000262 Jy/beam ! Combined flux in latest and established models = 0.155367 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 = 1.10187e-05 Jy ! Component: 100 - total flux cleaned = 1.64104e-05 Jy ! Component: 150 - total flux cleaned = 2.14953e-05 Jy ! Component: 200 - total flux cleaned = 3.12438e-05 Jy ! Total flux subtracted in 200 components = 3.12438e-05 Jy ! Clean residual min=-0.001223 max=0.000927 Jy/beam ! Clean residual mean=-0.000001 rms=0.000261 Jy/beam ! Combined flux in latest and established models = 0.155398 Jy ! Adding 18 model components to the UV plane model. ! The established model now contains 67 components and 0.155398 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.8769 mas, bmaj=2.156 mas, bpa=-2.341 degrees ! Estimated noise=0.176763 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -7.88268e-05 Jy ! Component: 100 - total flux cleaned = -0.000153691 Jy ! Component: 150 - total flux cleaned = -0.00013782 Jy ! Component: 200 - total flux cleaned = -0.000123118 Jy ! Total flux subtracted in 200 components = -0.000123118 Jy ! Clean residual min=-0.001081 max=0.000925 Jy/beam ! Clean residual mean=-0.000001 rms=0.000228 Jy/beam ! Combined flux in latest and established models = 0.155275 Jy selfcal ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 68 components and 0.155275 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=0.076677Jy sigma=1.234024 ! Fit after self-cal, rms=0.076663Jy sigma=1.233988 wmodel J1756-1427_X_map.mod ! Writing 68 model components to file: J1756-1427_X_map.mod wobs J1756-1427_X_uvs.fits ! Writing UV FITS file: J1756-1427_X_uvs.fits wwins J1756-1427_X_map.win ! wwins: Wrote 2 windows to J1756-1427_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 = -0.000312851 Jy ! Component: 100 - total flux cleaned = -0.000381866 Jy ! Component: 150 - total flux cleaned = -0.000498239 Jy ! Component: 200 - total flux cleaned = -0.000594165 Jy ! Component: 250 - total flux cleaned = -0.000687164 Jy ! Component: 300 - total flux cleaned = -0.000777307 Jy ! Component: 350 - total flux cleaned = -0.000865204 Jy ! Component: 400 - total flux cleaned = -0.00093686 Jy ! Component: 450 - total flux cleaned = -0.000964853 Jy ! Component: 500 - total flux cleaned = -0.00100618 Jy ! Component: 550 - total flux cleaned = -0.00100636 Jy ! Component: 600 - total flux cleaned = -0.00106007 Jy ! Component: 650 - total flux cleaned = -0.00109941 Jy ! Component: 700 - total flux cleaned = -0.00106063 Jy ! Component: 750 - total flux cleaned = -0.0011504 Jy ! Component: 800 - total flux cleaned = -0.00115039 Jy ! Component: 850 - total flux cleaned = -0.00115059 Jy ! Component: 900 - total flux cleaned = -0.00122461 Jy ! Component: 950 - total flux cleaned = -0.00122456 Jy ! Component: 1000 - total flux cleaned = -0.00126063 Jy ! Component: 1050 - total flux cleaned = -0.0012366 Jy ! Component: 1100 - total flux cleaned = -0.00126037 Jy ! Component: 1150 - total flux cleaned = -0.00129552 Jy ! Component: 1200 - total flux cleaned = -0.00126064 Jy ! Component: 1250 - total flux cleaned = -0.00124923 Jy ! Component: 1300 - total flux cleaned = -0.00127213 Jy ! Component: 1350 - total flux cleaned = -0.00129473 Jy ! Component: 1400 - total flux cleaned = -0.00123888 Jy ! Component: 1450 - total flux cleaned = -0.00130524 Jy ! Component: 1500 - total flux cleaned = -0.00126139 Jy ! Component: 1550 - total flux cleaned = -0.0012831 Jy ! Component: 1600 - total flux cleaned = -0.00129388 Jy ! Component: 1650 - total flux cleaned = -0.00130468 Jy ! Component: 1700 - total flux cleaned = -0.00128343 Jy ! Component: 1750 - total flux cleaned = -0.00125178 Jy ! Component: 1800 - total flux cleaned = -0.0013041 Jy ! Component: 1850 - total flux cleaned = -0.00123133 Jy ! Component: 1900 - total flux cleaned = -0.00125212 Jy ! Component: 1950 - total flux cleaned = -0.00128284 Jy ! Component: 2000 - total flux cleaned = -0.00127241 Jy ! Component: 2050 - total flux cleaned = -0.00124215 Jy ! Component: 2100 - total flux cleaned = -0.00118189 Jy ! Component: 2150 - total flux cleaned = -0.00123177 Jy ! Component: 2200 - total flux cleaned = -0.00117234 Jy ! Component: 2250 - total flux cleaned = -0.00112315 Jy ! Component: 2300 - total flux cleaned = -0.00112325 Jy ! Component: 2350 - total flux cleaned = -0.00112334 Jy ! Component: 2400 - total flux cleaned = -0.00108482 Jy ! Component: 2450 - total flux cleaned = -0.00111353 Jy ! Component: 2500 - total flux cleaned = -0.00114209 Jy ! Component: 2550 - total flux cleaned = -0.00111364 Jy ! Component: 2600 - total flux cleaned = -0.00113253 Jy ! Component: 2650 - total flux cleaned = -0.00113249 Jy ! Component: 2700 - total flux cleaned = -0.00116022 Jy ! Component: 2750 - total flux cleaned = -0.00111404 Jy ! Component: 2800 - total flux cleaned = -0.00117828 Jy ! Component: 2850 - total flux cleaned = -0.00117825 Jy ! Component: 2900 - total flux cleaned = -0.00114192 Jy ! Component: 2950 - total flux cleaned = -0.00116007 Jy ! Component: 3000 - total flux cleaned = -0.00116019 Jy ! Component: 3050 - total flux cleaned = -0.00112437 Jy ! Component: 3100 - total flux cleaned = -0.00118665 Jy ! Component: 3150 - total flux cleaned = -0.00118667 Jy ! Component: 3200 - total flux cleaned = -0.00117786 Jy ! Component: 3250 - total flux cleaned = -0.00119542 Jy ! Component: 3300 - total flux cleaned = -0.00116925 Jy ! Component: 3350 - total flux cleaned = -0.0011779 Jy ! Component: 3400 - total flux cleaned = -0.00120376 Jy ! Component: 3450 - total flux cleaned = -0.00115226 Jy ! Component: 3500 - total flux cleaned = -0.00112662 Jy ! Component: 3550 - total flux cleaned = -0.00115209 Jy ! Component: 3600 - total flux cleaned = -0.00113521 Jy ! Component: 3650 - total flux cleaned = -0.00112687 Jy ! Component: 3700 - total flux cleaned = -0.00114362 Jy ! Component: 3750 - total flux cleaned = -0.00116861 Jy ! Component: 3800 - total flux cleaned = -0.00116869 Jy ! Component: 3850 - total flux cleaned = -0.00111913 Jy ! Component: 3900 - total flux cleaned = -0.00112741 Jy ! Component: 3950 - total flux cleaned = -0.0011192 Jy ! Component: 4000 - total flux cleaned = -0.00108662 Jy ! Component: 4050 - total flux cleaned = -0.00107858 Jy ! Total flux subtracted in 4096 components = -0.00106244 Jy ! Clean residual min=-0.000411 max=0.000460 Jy/beam ! Clean residual mean=-0.000000 rms=0.000138 Jy/beam ! Combined flux in latest and established models = 0.154213 Jy keep ! Adding 304 model components to the UV plane model. ! The established model now contains 372 components and 0.154213 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J1756-1427_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8769 x 2.156 at -2.341 degrees (North through East) ! Clean map min=-0.00071449 max=0.12383 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J1756-1427_X_map.fits wmodel /vlbi/uf001/uva//J1756-1427_X_map.mod ! Writing 372 model components to file: /vlbi/uf001/uva//J1756-1427_X_map.mod wobs /vlbi/uf001/uva//J1756-1427_X_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J1756-1427_X_uvs.fits wwins /vlbi/uf001/uva//J1756-1427_X_map.win ! wwins: Wrote 3 windows to /vlbi/uf001/uva//J1756-1427_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.123827 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000137554 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.333258 0.333258 0.666516 1.33303 2.66606 5.33213 10.6643 21.3285 42.657 85.314 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0004 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.123 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 900.203 quit ! Quitting program ! Log file /vlbi/uf001/uva//J1756-1427_X_dfm.log closed on Mon Jan 14 04:27:03 2019