! Started logfile: /vlbi/uf001/uva//J1954+6153_X_b_dfm.log on Mon Jan 14 05:17:14 2019 float field_size field_size = 1024 float field_cell field_cell = 0.2000 float taper_size taper_size = 70.0 float freq freq = 8.42800 obs /vlbi/uf001/uva//J1954+6153_X_b_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J1954+6153_X_b_uva.fits ! AN table 1: 73 integrations on 28 of 28 possible baselines. ! Apparent sampling: 0.764677 visibilities/baseline/integration-bin. ! Found source: J1954+6153 ! ! 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 121 lines of history. ! ! Reading 18756 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 J1954+6153_X_b] 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 80 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 80 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 80 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 80 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 80 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 80 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 80 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 80 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 80 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 80 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 80 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 80 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.002473Jy sigma=23.070846 ! Fit after self-cal, rms=0.973262Jy sigma=22.424218 ! 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=0.7419 mas, bmaj=1.307 mas, bpa=-79.4 degrees ! Estimated noise=0.550081 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 = 0.0219253 Jy ! Component: 100 - total flux cleaned = 0.0265503 Jy ! Total flux subtracted in 100 components = 0.0265503 Jy ! Clean residual min=-0.003150 max=0.004113 Jy/beam ! Clean residual mean=0.000002 rms=0.000764 Jy/beam ! Combined flux in latest and established models = 0.0265503 Jy ! Performing phase self-cal ! Adding 4 model components to the UV plane model. ! The established model now contains 4 components and 0.0265503 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=0.055043Jy sigma=1.141310 ! Fit after self-cal, rms=0.053447Jy sigma=1.102243 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00437494 Jy ! Component: 100 - total flux cleaned = 0.00483796 Jy ! Total flux subtracted in 100 components = 0.00483796 Jy ! Clean residual min=-0.002874 max=0.003707 Jy/beam ! Clean residual mean=0.000002 rms=0.000691 Jy/beam ! Combined flux in latest and established models = 0.0313883 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 8 components and 0.0313883 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=0.053207Jy sigma=1.098665 ! Fit after self-cal, rms=0.053178Jy sigma=1.098062 ! 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=1.024 mas, bmaj=1.652 mas, bpa=-85.09 degrees ! Estimated noise=0.229278 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 = -0.000722597 Jy ! Component: 100 - total flux cleaned = -0.000775224 Jy ! Component: 150 - total flux cleaned = -0.000775051 Jy ! Component: 200 - total flux cleaned = -0.00077523 Jy ! Total flux subtracted in 200 components = -0.00077523 Jy ! Clean residual min=-0.002603 max=0.002437 Jy/beam ! Clean residual mean=0.000003 rms=0.000543 Jy/beam ! Combined flux in latest and established models = 0.030613 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 11 components and 0.030613 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=0.053170Jy sigma=1.097649 ! Fit after self-cal, rms=0.053152Jy sigma=1.097548 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.024 x 1.652 at -85.09 degrees (North through East) ! Clean map min=-0.0025175 max=0.03082 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.75 FD 1.10 HN 1.04 KP 1.14 ! LA 1.04 MK 1.14 NL 1.19 OV 0.94 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.73 FD 1.06 HN 1.00 KP 1.15 ! LA 1.02 MK 1.15 NL 1.30 OV 0.94 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.68 FD 1.01 HN 1.03 KP 1.25 ! LA 1.00 MK 1.01 NL 1.09 OV 1.02 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.72 FD 1.11 HN 0.99 KP 1.21 ! LA 0.97 MK 1.15 NL 1.39 OV 0.94 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 0.71 FD 0.98 HN 0.98 KP 1.36 ! LA 1.10 MK 0.93 NL 1.21 OV 1.06 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 0.70 FD 1.03 HN 0.93 KP 1.30 ! LA 1.08 MK 1.04 NL 1.24 OV 0.90 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 0.69 FD 1.07 HN 0.96 KP 1.20 ! LA 1.09 MK 0.97 NL 1.15 OV 0.90 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 0.58 FD 0.96 HN 0.89 KP 1.35 ! LA 1.02 MK 1.01 NL 1.15 OV 0.96 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 0.56 FD 1.03 HN 0.84 KP 1.25 ! LA 1.08 MK 1.05 NL 1.16 OV 0.94 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 0.63 FD 1.04 HN 0.87 KP 1.25 ! LA 0.97 MK 0.95 NL 1.11 OV 0.91 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 0.64 FD 0.93 HN 0.82 KP 1.07 ! LA 1.06 MK 0.89 NL 1.06 OV 0.90 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 0.56 FD 0.90 HN 0.94 KP 1.19 ! LA 1.03 MK 0.84 NL 1.13 OV 0.79 ! ! ! Fit before self-cal, rms=0.053152Jy sigma=1.097548 ! Fit after self-cal, rms=0.048612Jy sigma=1.086949 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.012 mas, bmaj=1.65 mas, bpa=-85.96 degrees ! Estimated noise=0.227043 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 = 0.000196413 Jy ! Component: 100 - total flux cleaned = 0.000219386 Jy ! Component: 150 - total flux cleaned = 0.000252287 Jy ! Component: 200 - total flux cleaned = 0.000281746 Jy ! Total flux subtracted in 200 components = 0.000281746 Jy ! Clean residual min=-0.000990 max=0.000981 Jy/beam ! Clean residual mean=-0.000002 rms=0.000232 Jy/beam ! Combined flux in latest and established models = 0.0308948 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 21 components and 0.0308948 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=0.048609Jy sigma=1.086911 ! Fit after self-cal, rms=0.048693Jy sigma=1.082495 ! 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=0.048693Jy sigma=1.082495 ! Fit after self-cal, rms=0.049575Jy sigma=1.080525 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.008 mas, bmaj=1.651 mas, bpa=-86 degrees ! Estimated noise=0.226543 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000156445 Jy ! Component: 100 - total flux cleaned = 0.000218267 Jy ! Component: 150 - total flux cleaned = 0.000266693 Jy ! Component: 200 - total flux cleaned = 0.000316024 Jy ! Total flux subtracted in 200 components = 0.000316024 Jy ! Clean residual min=-0.000945 max=0.001055 Jy/beam ! Clean residual mean=-0.000001 rms=0.000223 Jy/beam ! Combined flux in latest and established models = 0.0312108 Jy selfcal ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 24 components and 0.0312108 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=0.049572Jy sigma=1.080488 ! Fit after self-cal, rms=0.049709Jy sigma=1.079310 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 = 1.26311e-05 Jy ! Component: 100 - total flux cleaned = 5.47821e-05 Jy ! Component: 150 - total flux cleaned = 8.92684e-05 Jy ! Component: 200 - total flux cleaned = 0.000109907 Jy ! Total flux subtracted in 200 components = 0.000109907 Jy ! Clean residual min=-0.001102 max=0.001054 Jy/beam ! Clean residual mean=-0.000000 rms=0.000236 Jy/beam ! Combined flux in latest and established models = 0.0313207 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 26 components and 0.0313207 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=0.049706Jy sigma=1.079305 ! Fit after self-cal, rms=0.049707Jy sigma=1.079213 ! 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=0.049707Jy sigma=1.079213 ! Fit after self-cal, rms=0.050739Jy sigma=1.078913 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.004 mas, bmaj=1.651 mas, bpa=-85.81 degrees ! Estimated noise=0.227796 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000305962 Jy ! Component: 100 - total flux cleaned = 0.000409789 Jy ! Component: 150 - total flux cleaned = 0.000445386 Jy ! Component: 200 - total flux cleaned = 0.000481821 Jy ! Total flux subtracted in 200 components = 0.000481821 Jy ! Clean residual min=-0.000943 max=0.001038 Jy/beam ! Clean residual mean=-0.000001 rms=0.000225 Jy/beam ! Combined flux in latest and established models = 0.0318025 Jy selfcal ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 30 components and 0.0318025 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=0.050736Jy sigma=1.078874 ! Fit after self-cal, rms=0.050820Jy sigma=1.078629 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 (-38, 9.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000459002 Jy ! Component: 100 - total flux cleaned = 0.000593074 Jy ! Component: 150 - total flux cleaned = 0.000665658 Jy ! Component: 200 - total flux cleaned = 0.000655905 Jy ! Total flux subtracted in 200 components = 0.000655905 Jy ! Clean residual min=-0.001078 max=0.000817 Jy/beam ! Clean residual mean=-0.000000 rms=0.000210 Jy/beam ! Combined flux in latest and established models = 0.0324584 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 46 components and 0.0324584 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=0.050802Jy sigma=1.078270 ! Fit after self-cal, rms=0.050803Jy sigma=1.077998 ! 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=0.050803Jy sigma=1.077998 ! Fit after self-cal, rms=0.051397Jy sigma=1.077931 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.001 mas, bmaj=2.939 mas, bpa=76.7 degrees ! Estimated noise=0.29807 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000536301 Jy ! Component: 100 - total flux cleaned = 0.000624193 Jy ! Component: 150 - total flux cleaned = 0.000701615 Jy ! Component: 200 - total flux cleaned = 0.000755639 Jy ! Total flux subtracted in 200 components = 0.000755639 Jy ! Clean residual min=-0.001175 max=0.000897 Jy/beam ! Clean residual mean=-0.000001 rms=0.000282 Jy/beam ! Combined flux in latest and established models = 0.0332141 Jy selfcal ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 54 components and 0.0332141 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=0.051388Jy sigma=1.077772 ! Fit after self-cal, rms=0.051420Jy sigma=1.077632 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 = 0.000176543 Jy ! Component: 100 - total flux cleaned = 0.000186381 Jy ! Component: 150 - total flux cleaned = 0.000186367 Jy ! Component: 200 - total flux cleaned = 0.000192918 Jy ! Total flux subtracted in 200 components = 0.000192918 Jy ! Clean residual min=-0.001183 max=0.000924 Jy/beam ! Clean residual mean=-0.000001 rms=0.000290 Jy/beam ! Combined flux in latest and established models = 0.033407 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 55 components and 0.033407 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=0.051414Jy sigma=1.077562 ! Fit after self-cal, rms=0.051406Jy sigma=1.077377 ! 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=0.9997 mas, bmaj=1.65 mas, bpa=-85.5 degrees ! Estimated noise=0.229042 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9997 x 1.65 at -85.5 degrees (North through East) ! Clean map min=-0.00099454 max=0.030219 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=0.7366 mas, bmaj=1.315 mas, bpa=-80.03 degrees ! Estimated noise=0.52999 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0241106 Jy ! Component: 100 - total flux cleaned = 0.0295836 Jy ! Component: 150 - total flux cleaned = 0.0308045 Jy ! Component: 200 - total flux cleaned = 0.0313845 Jy ! Total flux subtracted in 200 components = 0.0313845 Jy ! Clean residual min=-0.002344 max=0.002273 Jy/beam ! Clean residual mean=-0.000000 rms=0.000539 Jy/beam ! Combined flux in latest and established models = 0.0313845 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 13 model components to the UV plane model. ! The established model now contains 13 components and 0.0313845 Jy ! Inverting map and beam ! Estimated beam: bmin=0.9997 mas, bmaj=1.65 mas, bpa=-85.5 degrees ! Estimated noise=0.229042 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 = 0.00104485 Jy ! Component: 100 - total flux cleaned = 0.00158532 Jy ! Component: 150 - total flux cleaned = 0.00188198 Jy ! Component: 200 - total flux cleaned = 0.00201765 Jy ! Total flux subtracted in 200 components = 0.00201765 Jy ! Clean residual min=-0.001220 max=0.000969 Jy/beam ! Clean residual mean=-0.000001 rms=0.000228 Jy/beam ! Combined flux in latest and established models = 0.0334021 Jy ! Adding 15 model components to the UV plane model. ! The established model now contains 28 components and 0.0334021 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=2.001 mas, bmaj=2.939 mas, bpa=76.7 degrees ! Estimated noise=0.29807 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -2.01907e-05 Jy ! Component: 100 - total flux cleaned = -4.28101e-05 Jy ! Component: 150 - total flux cleaned = -3.395e-05 Jy ! Component: 200 - total flux cleaned = -3.4071e-05 Jy ! Total flux subtracted in 200 components = -3.4071e-05 Jy ! Clean residual min=-0.001192 max=0.000943 Jy/beam ! Clean residual mean=-0.000001 rms=0.000295 Jy/beam ! Combined flux in latest and established models = 0.0333681 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 = -6.28045e-06 Jy ! Component: 100 - total flux cleaned = -6.60181e-06 Jy ! Component: 150 - total flux cleaned = -1.13603e-05 Jy ! Component: 200 - total flux cleaned = -1.90344e-05 Jy ! Total flux subtracted in 200 components = -1.90344e-05 Jy ! Clean residual min=-0.001187 max=0.000929 Jy/beam ! Clean residual mean=-0.000001 rms=0.000295 Jy/beam ! Combined flux in latest and established models = 0.033349 Jy ! Adding 18 model components to the UV plane model. ! The established model now contains 42 components and 0.033349 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.9997 mas, bmaj=1.65 mas, bpa=-85.5 degrees ! Estimated noise=0.229042 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -5.996e-05 Jy ! Component: 100 - total flux cleaned = -2.98056e-05 Jy ! Component: 150 - total flux cleaned = 3.56262e-05 Jy ! Component: 200 - total flux cleaned = 6.12601e-05 Jy ! Total flux subtracted in 200 components = 6.12601e-05 Jy ! Clean residual min=-0.001204 max=0.000896 Jy/beam ! Clean residual mean=-0.000000 rms=0.000224 Jy/beam ! Combined flux in latest and established models = 0.0334103 Jy selfcal ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 49 components and 0.0334103 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=0.051402Jy sigma=1.077466 ! Fit after self-cal, rms=0.051403Jy sigma=1.077309 wmodel J1954+6153_X_b_map.mod ! Writing 49 model components to file: J1954+6153_X_b_map.mod wobs J1954+6153_X_b_uvs.fits ! Writing UV FITS file: J1954+6153_X_b_uvs.fits wwins J1954+6153_X_b_map.win ! wwins: Wrote 2 windows to J1954+6153_X_b_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 = -0.000494153 Jy ! Component: 100 - total flux cleaned = -0.000696488 Jy ! Component: 150 - total flux cleaned = -0.00075857 Jy ! Component: 200 - total flux cleaned = -0.000830596 Jy ! Component: 250 - total flux cleaned = -0.000872009 Jy ! Component: 300 - total flux cleaned = -0.000885038 Jy ! Component: 350 - total flux cleaned = -0.000910405 Jy ! Component: 400 - total flux cleaned = -0.000946889 Jy ! Component: 450 - total flux cleaned = -0.000994247 Jy ! Component: 500 - total flux cleaned = -0.00101727 Jy ! Component: 550 - total flux cleaned = -0.0010399 Jy ! Component: 600 - total flux cleaned = -0.00105096 Jy ! Component: 650 - total flux cleaned = -0.00109369 Jy ! Component: 700 - total flux cleaned = -0.00112478 Jy ! Component: 750 - total flux cleaned = -0.00116539 Jy ! Component: 800 - total flux cleaned = -0.00117544 Jy ! Component: 850 - total flux cleaned = -0.00121492 Jy ! Component: 900 - total flux cleaned = -0.00123403 Jy ! Component: 950 - total flux cleaned = -0.00125276 Jy ! Component: 1000 - total flux cleaned = -0.00126192 Jy ! Component: 1050 - total flux cleaned = -0.00129851 Jy ! Component: 1100 - total flux cleaned = -0.00131653 Jy ! Component: 1150 - total flux cleaned = -0.0013521 Jy ! Component: 1200 - total flux cleaned = -0.00136958 Jy ! Component: 1250 - total flux cleaned = -0.00138696 Jy ! Component: 1300 - total flux cleaned = -0.00141256 Jy ! Component: 1350 - total flux cleaned = -0.00142091 Jy ! Component: 1400 - total flux cleaned = -0.00140439 Jy ! Component: 1450 - total flux cleaned = -0.00146206 Jy ! Component: 1500 - total flux cleaned = -0.00147017 Jy ! Component: 1550 - total flux cleaned = -0.00148624 Jy ! Component: 1600 - total flux cleaned = -0.00151013 Jy ! Component: 1650 - total flux cleaned = -0.00154152 Jy ! Component: 1700 - total flux cleaned = -0.00156484 Jy ! Component: 1750 - total flux cleaned = -0.00158016 Jy ! Component: 1800 - total flux cleaned = -0.00158776 Jy ! Component: 1850 - total flux cleaned = -0.00157271 Jy ! Component: 1900 - total flux cleaned = -0.00158016 Jy ! Component: 1950 - total flux cleaned = -0.0015875 Jy ! Component: 2000 - total flux cleaned = -0.00156553 Jy ! Component: 2050 - total flux cleaned = -0.00157288 Jy ! Component: 2100 - total flux cleaned = -0.00155859 Jy ! Component: 2150 - total flux cleaned = -0.00155149 Jy ! Component: 2200 - total flux cleaned = -0.00153743 Jy ! Component: 2250 - total flux cleaned = -0.00153052 Jy ! Component: 2300 - total flux cleaned = -0.00153736 Jy ! Component: 2350 - total flux cleaned = -0.0015168 Jy ! Component: 2400 - total flux cleaned = -0.00151681 Jy ! Component: 2450 - total flux cleaned = -0.0015102 Jy ! Component: 2500 - total flux cleaned = -0.00151019 Jy ! Component: 2550 - total flux cleaned = -0.00151026 Jy ! Component: 2600 - total flux cleaned = -0.00149714 Jy ! Component: 2650 - total flux cleaned = -0.00149711 Jy ! Component: 2700 - total flux cleaned = -0.00149066 Jy ! Component: 2750 - total flux cleaned = -0.00148417 Jy ! Component: 2800 - total flux cleaned = -0.00149055 Jy ! Component: 2850 - total flux cleaned = -0.00147162 Jy ! Component: 2900 - total flux cleaned = -0.00146533 Jy ! Component: 2950 - total flux cleaned = -0.00144051 Jy ! Component: 3000 - total flux cleaned = -0.00142822 Jy ! Component: 3050 - total flux cleaned = -0.0014099 Jy ! Component: 3100 - total flux cleaned = -0.001416 Jy ! Component: 3150 - total flux cleaned = -0.00140997 Jy ! Component: 3200 - total flux cleaned = -0.00136806 Jy ! Component: 3250 - total flux cleaned = -0.00136214 Jy ! Component: 3300 - total flux cleaned = -0.00135623 Jy ! Component: 3350 - total flux cleaned = -0.00136209 Jy ! Component: 3400 - total flux cleaned = -0.00133293 Jy ! Component: 3450 - total flux cleaned = -0.00134456 Jy ! Component: 3500 - total flux cleaned = -0.00135609 Jy ! Component: 3550 - total flux cleaned = -0.0013332 Jy ! Component: 3600 - total flux cleaned = -0.0013389 Jy ! Component: 3650 - total flux cleaned = -0.00131634 Jy ! Component: 3700 - total flux cleaned = -0.0012939 Jy ! Component: 3750 - total flux cleaned = -0.00131619 Jy ! Component: 3800 - total flux cleaned = -0.00129951 Jy ! Component: 3850 - total flux cleaned = -0.00129952 Jy ! Component: 3900 - total flux cleaned = -0.00128304 Jy ! Component: 3950 - total flux cleaned = -0.00127211 Jy ! Component: 4000 - total flux cleaned = -0.00127212 Jy ! Component: 4050 - total flux cleaned = -0.00127213 Jy ! Total flux subtracted in 4096 components = -0.0012775 Jy ! Clean residual min=-0.000335 max=0.000331 Jy/beam ! Clean residual mean=0.000000 rms=0.000088 Jy/beam ! Combined flux in latest and established models = 0.0321328 Jy keep ! Adding 286 model components to the UV plane model. ! The established model now contains 335 components and 0.0321328 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J1954+6153_X_b_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9997 x 1.65 at -85.5 degrees (North through East) ! Clean map min=-0.0010138 max=0.030173 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J1954+6153_X_b_map.fits wmodel /vlbi/uf001/uva//J1954+6153_X_b_map.mod ! Writing 335 model components to file: /vlbi/uf001/uva//J1954+6153_X_b_map.mod wobs /vlbi/uf001/uva//J1954+6153_X_b_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J1954+6153_X_b_uvs.fits wwins /vlbi/uf001/uva//J1954+6153_X_b_map.win ! wwins: Wrote 3 windows to /vlbi/uf001/uva//J1954+6153_X_b_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0301732 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 8.87136e-05 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.882044 0.882044 1.76409 3.52818 7.05635 14.1127 28.2254 56.4508 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0002 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.03 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 340.119 quit ! Quitting program ! Log file /vlbi/uf001/uva//J1954+6153_X_b_dfm.log closed on Mon Jan 14 05:17:18 2019