! Started logfile: /vlbi/uf001/uvm//J1756+1535_X_b_dfm.log on Sun Jan 13 22:11:04 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/uvm//J1756+1535_X_b_uvm.fits ! Reading UV FITS file: /vlbi/uf001/uvm//J1756+1535_X_b_uvm.fits ! AN table 1: 9 integrations on 6 of 6 possible baselines. ! AN table 2: 13 integrations on 36 of 36 possible baselines. ! Apparent sampling: 0.913793 visibilities/baseline/integration-bin. ! Found source: J1756+1535 ! ! 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 5724 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+1535_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 5 telescope corrections were flagged in sub-array 1. ! A total of 49 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 2. ! A total of 5 telescope corrections were flagged in sub-array 1. ! A total of 49 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 3. ! A total of 5 telescope corrections were flagged in sub-array 1. ! A total of 49 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 4. ! A total of 5 telescope corrections were flagged in sub-array 1. ! A total of 49 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 5. ! A total of 5 telescope corrections were flagged in sub-array 1. ! A total of 49 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 6. ! A total of 5 telescope corrections were flagged in sub-array 1. ! A total of 49 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 7. ! A total of 5 telescope corrections were flagged in sub-array 1. ! A total of 49 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 8. ! A total of 5 telescope corrections were flagged in sub-array 1. ! A total of 49 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 9. ! A total of 5 telescope corrections were flagged in sub-array 1. ! A total of 49 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 10. ! A total of 5 telescope corrections were flagged in sub-array 1. ! A total of 49 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 11. ! A total of 5 telescope corrections were flagged in sub-array 1. ! A total of 49 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 12. ! A total of 5 telescope corrections were flagged in sub-array 1. ! A total of 49 telescope corrections were flagged in sub-array 2. ! ! Fit before self-cal, rms=1.022828Jy sigma=21.298439 ! Fit after self-cal, rms=0.840759Jy sigma=17.412273 ! 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=0.8236 mas, bmaj=2.21 mas, bpa=-21.5 degrees ! Estimated noise=0.819997 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 = 0.11913 Jy ! Component: 100 - total flux cleaned = 0.161216 Jy ! Total flux subtracted in 100 components = 0.161216 Jy ! Clean residual min=-0.010706 max=0.018955 Jy/beam ! Clean residual mean=-0.000005 rms=0.002871 Jy/beam ! Combined flux in latest and established models = 0.161216 Jy ! Performing phase self-cal ! Adding 5 model components to the UV plane model. ! The established model now contains 5 components and 0.161216 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=0.080990Jy sigma=1.615250 ! Fit after self-cal, rms=0.080463Jy sigma=1.606705 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.021351 Jy ! Component: 100 - total flux cleaned = 0.0323528 Jy ! Total flux subtracted in 100 components = 0.0323528 Jy ! Clean residual min=-0.010618 max=0.009708 Jy/beam ! Clean residual mean=-0.000016 rms=0.002129 Jy/beam ! Combined flux in latest and established models = 0.193569 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 16 components and 0.193569 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=0.075534Jy sigma=1.450703 ! Fit after self-cal, rms=0.075424Jy sigma=1.448718 ! 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=1.058 mas, bmaj=2.245 mas, bpa=-18.31 degrees ! Estimated noise=0.591043 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 = 0.00868655 Jy ! Component: 100 - total flux cleaned = 0.0138692 Jy ! Component: 150 - total flux cleaned = 0.0174002 Jy ! Component: 200 - total flux cleaned = 0.019843 Jy ! Total flux subtracted in 200 components = 0.019843 Jy ! Clean residual min=-0.011563 max=0.012512 Jy/beam ! Clean residual mean=-0.000070 rms=0.002618 Jy/beam ! Combined flux in latest and established models = 0.213412 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 26 components and 0.213412 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=0.074821Jy sigma=1.414270 ! Fit after self-cal, rms=0.074826Jy sigma=1.413883 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.058 x 2.245 at -18.31 degrees (North through East) ! Clean map min=-0.01101 max=0.15743 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.13 HN 0.90 NL 1.26 SC 0.92 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.01 FD 0.97 HN 1.05 KP 1.04 ! LA 0.93 MK 0.97 NL 1.12 OV 0.89 ! PT 0.90 ! ! ! Correcting IF 2. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 HN 0.93 NL 1.25 SC 0.98 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.99 FD 0.90 HN 1.10 KP 1.05 ! LA 0.92 MK 1.06 NL 1.23 OV 0.91 ! PT 0.89 ! ! ! Correcting IF 3. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.13 HN 0.92 NL 1.20 SC 0.94 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.96 FD 0.94 HN 1.07 KP 0.96 ! LA 0.92 MK 1.05 NL 1.21 OV 0.91 ! PT 0.93 ! ! ! Correcting IF 4. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.17 HN 1.07 NL 0.99 SC 1.15 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.98 FD 0.94 HN 1.13 KP 1.03 ! LA 1.01 MK 0.98 NL 1.11 OV 0.96 ! PT 0.90 ! ! ! Correcting IF 5. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.14 HN 1.06 NL 1.21 SC 0.98 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.99 FD 0.96 HN 0.97 KP 1.02 ! LA 0.97 MK 1.15 NL 1.11 OV 0.88 ! PT 0.89 ! ! ! Correcting IF 6. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.14 HN 0.99 NL 1.16 SC 0.91 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.95 FD 0.93 HN 1.02 KP 1.08 ! LA 0.92 MK 1.00 NL 1.15 OV 0.97 ! PT 0.92 ! ! ! Correcting IF 7. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 HN 1.14 NL 1.14 SC 1.08 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.00 FD 0.98 HN 0.97 KP 1.03 ! LA 0.90 MK 1.03 NL 1.16 OV 0.92 ! PT 0.86 ! ! ! Correcting IF 8. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.22 HN 0.95 NL 1.18 SC 1.19 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.97 FD 0.92 HN 1.03 KP 0.99 ! LA 0.96 MK 0.96 NL 1.10 OV 0.90 ! PT 0.88 ! ! ! Correcting IF 9. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.13 HN 0.90 NL 1.21 SC 1.14 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.97 FD 0.88 HN 1.11 KP 1.00 ! LA 0.94 MK 0.87 NL 1.19 OV 0.93 ! PT 0.89 ! ! ! Correcting IF 10. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 HN 0.96 NL 1.20 SC 0.92 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.95 FD 0.93 HN 1.08 KP 1.03 ! LA 0.93 MK 1.03 NL 1.18 OV 0.92 ! PT 0.95 ! ! ! Correcting IF 11. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.10 HN 0.91 NL 1.13 SC 0.93 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.94 FD 0.91 HN 0.97 KP 1.02 ! LA 1.02 MK 0.87 NL 1.21 OV 0.91 ! PT 0.90 ! ! ! Correcting IF 12. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.93 HN 1.10 NL 1.29 SC 0.86 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.96 FD 0.96 HN 0.99 KP 1.01 ! LA 0.95 MK 1.03 NL 1.20 OV 0.89 ! PT 0.92 ! ! ! Fit before self-cal, rms=0.074826Jy sigma=1.413883 ! Fit after self-cal, rms=0.070525Jy sigma=1.328504 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.068 mas, bmaj=2.283 mas, bpa=-18.87 degrees ! Estimated noise=0.585837 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 = -0.00488619 Jy ! Component: 100 - total flux cleaned = -0.00756026 Jy ! Component: 150 - total flux cleaned = -0.00886249 Jy ! Component: 200 - total flux cleaned = -0.0092077 Jy ! Total flux subtracted in 200 components = -0.0092077 Jy ! Clean residual min=-0.008575 max=0.010244 Jy/beam ! Clean residual mean=-0.000095 rms=0.002061 Jy/beam ! Combined flux in latest and established models = 0.204204 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 42 components and 0.204204 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=0.069995Jy sigma=1.325342 ! Fit after self-cal, rms=0.069990Jy sigma=1.324127 ! Inverting map ! Added new window around map position (-16.4, 24). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00970598 Jy ! Component: 100 - total flux cleaned = 0.015231 Jy ! Component: 150 - total flux cleaned = 0.0166 Jy ! Component: 200 - total flux cleaned = 0.0179372 Jy ! Total flux subtracted in 200 components = 0.0179372 Jy ! Clean residual min=-0.008279 max=0.006980 Jy/beam ! Clean residual mean=-0.000067 rms=0.001754 Jy/beam ! Combined flux in latest and established models = 0.222141 Jy ! Performing phase self-cal ! Adding 38 model components to the UV plane model. ! The established model now contains 77 components and 0.222141 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=0.068372Jy sigma=1.288821 ! Fit after self-cal, rms=0.068249Jy sigma=1.284887 ! 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=0.068249Jy sigma=1.284887 ! Fit after self-cal, rms=0.071582Jy sigma=1.194386 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.064 mas, bmaj=2.268 mas, bpa=-18.52 degrees ! Estimated noise=0.594061 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000335591 Jy ! Component: 100 - total flux cleaned = -0.00115333 Jy ! Component: 150 - total flux cleaned = -0.00175014 Jy ! Component: 200 - total flux cleaned = -0.00219772 Jy ! Total flux subtracted in 200 components = -0.00219772 Jy ! Clean residual min=-0.003069 max=0.002903 Jy/beam ! Clean residual mean=0.000005 rms=0.000685 Jy/beam ! Combined flux in latest and established models = 0.219943 Jy selfcal ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 103 components and 0.219943 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=0.071463Jy sigma=1.191832 ! Fit after self-cal, rms=0.071641Jy sigma=1.190966 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 = -3.04942e-05 Jy ! Component: 100 - total flux cleaned = -0.000316198 Jy ! Component: 150 - total flux cleaned = -0.000532042 Jy ! Component: 200 - total flux cleaned = -0.000629327 Jy ! Total flux subtracted in 200 components = -0.000629327 Jy ! Clean residual min=-0.002998 max=0.002804 Jy/beam ! Clean residual mean=0.000003 rms=0.000671 Jy/beam ! Combined flux in latest and established models = 0.219314 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 110 components and 0.219314 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=0.071598Jy sigma=1.189978 ! Fit after self-cal, rms=0.071592Jy sigma=1.189871 ! 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=0.071592Jy sigma=1.189871 ! Fit after self-cal, rms=0.072188Jy sigma=1.189295 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.062 mas, bmaj=2.273 mas, bpa=-18.5 degrees ! Estimated noise=0.594492 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -4.9702e-05 Jy ! Component: 100 - total flux cleaned = -0.000683151 Jy ! Component: 150 - total flux cleaned = -0.00113996 Jy ! Component: 200 - total flux cleaned = -0.00132574 Jy ! Total flux subtracted in 200 components = -0.00132574 Jy ! Clean residual min=-0.002837 max=0.002698 Jy/beam ! Clean residual mean=0.000004 rms=0.000645 Jy/beam ! Combined flux in latest and established models = 0.217988 Jy selfcal ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 117 components and 0.217988 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=0.072145Jy sigma=1.188215 ! Fit after self-cal, rms=0.072147Jy sigma=1.188101 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 = -8.64982e-05 Jy ! Component: 100 - total flux cleaned = -0.000231228 Jy ! Component: 150 - total flux cleaned = -0.000389253 Jy ! Component: 200 - total flux cleaned = -0.000463504 Jy ! Total flux subtracted in 200 components = -0.000463504 Jy ! Clean residual min=-0.002775 max=0.002633 Jy/beam ! Clean residual mean=0.000003 rms=0.000637 Jy/beam ! Combined flux in latest and established models = 0.217525 Jy ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 128 components and 0.217525 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=0.072125Jy sigma=1.187601 ! Fit after self-cal, rms=0.072122Jy sigma=1.187559 ! 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=0.072122Jy sigma=1.187559 ! Fit after self-cal, rms=0.072449Jy sigma=1.187335 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.28 mas, bmaj=2.906 mas, bpa=-1.098 degrees ! Estimated noise=0.727721 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000567285 Jy ! Component: 100 - total flux cleaned = -0.000833645 Jy ! Component: 150 - total flux cleaned = -0.000913027 Jy ! Component: 200 - total flux cleaned = -0.000935133 Jy ! Total flux subtracted in 200 components = -0.000935133 Jy ! Clean residual min=-0.002674 max=0.002984 Jy/beam ! Clean residual mean=0.000005 rms=0.000738 Jy/beam ! Combined flux in latest and established models = 0.21659 Jy selfcal ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 139 components and 0.21659 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=0.072432Jy sigma=1.186856 ! Fit after self-cal, rms=0.072436Jy sigma=1.186760 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 = -0.000154079 Jy ! Component: 100 - total flux cleaned = -0.000236345 Jy ! Component: 150 - total flux cleaned = -0.000237185 Jy ! Component: 200 - total flux cleaned = -0.000253115 Jy ! Total flux subtracted in 200 components = -0.000253115 Jy ! Clean residual min=-0.002663 max=0.002991 Jy/beam ! Clean residual mean=0.000004 rms=0.000734 Jy/beam ! Combined flux in latest and established models = 0.216337 Jy ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 150 components and 0.216337 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=0.072431Jy sigma=1.186607 ! Fit after self-cal, rms=0.072433Jy sigma=1.186570 ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. win_mult = win_mult / 1.2 print "============== Finished amplitude self-cal ==============" ! ============== Finished amplitude self-cal ============== restore ! Inverting map and beam ! Estimated beam: bmin=1.06 mas, bmaj=2.276 mas, bpa=-18.48 degrees ! Estimated noise=0.594668 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.06 x 2.276 at -18.48 degrees (North through East) ! Clean map min=-0.0023995 max=0.1554 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=0.8307 mas, bmaj=2.215 mas, bpa=-21.17 degrees ! Estimated noise=0.81264 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.11806 Jy ! Component: 100 - total flux cleaned = 0.161709 Jy ! Component: 150 - total flux cleaned = 0.183152 Jy ! Component: 200 - total flux cleaned = 0.194187 Jy ! Total flux subtracted in 200 components = 0.194187 Jy ! Clean residual min=-0.005460 max=0.006199 Jy/beam ! Clean residual mean=0.000003 rms=0.001237 Jy/beam ! Combined flux in latest and established models = 0.194187 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 14 model components to the UV plane model. ! The established model now contains 14 components and 0.194187 Jy ! Inverting map and beam ! Estimated beam: bmin=1.06 mas, bmaj=2.276 mas, bpa=-18.48 degrees ! Estimated noise=0.594668 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 = 0.00863301 Jy ! Component: 100 - total flux cleaned = 0.0136391 Jy ! Component: 150 - total flux cleaned = 0.0169912 Jy ! Component: 200 - total flux cleaned = 0.0189847 Jy ! Total flux subtracted in 200 components = 0.0189847 Jy ! Clean residual min=-0.003095 max=0.003235 Jy/beam ! Clean residual mean=0.000006 rms=0.000709 Jy/beam ! Combined flux in latest and established models = 0.213172 Jy ! Adding 42 model components to the UV plane model. ! The established model now contains 51 components and 0.213172 Jy ! Inverting map ! Added new window around map position (-32.8, 26.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00222496 Jy ! Component: 100 - total flux cleaned = 0.00253231 Jy ! Component: 150 - total flux cleaned = 0.00266914 Jy ! Component: 200 - total flux cleaned = 0.00272964 Jy ! Total flux subtracted in 200 components = 0.00272964 Jy ! Clean residual min=-0.002821 max=0.002513 Jy/beam ! Clean residual mean=0.000006 rms=0.000649 Jy/beam ! Combined flux in latest and established models = 0.215901 Jy ! Adding 31 model components to the UV plane model. ! The established model now contains 71 components and 0.215901 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=2.28 mas, bmaj=2.906 mas, bpa=-1.098 degrees ! Estimated noise=0.727721 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000804627 Jy ! Component: 100 - total flux cleaned = 0.00142826 Jy ! Component: 150 - total flux cleaned = 0.00178776 Jy ! Component: 200 - total flux cleaned = 0.00193768 Jy ! Total flux subtracted in 200 components = 0.00193768 Jy ! Clean residual min=-0.002372 max=0.002508 Jy/beam ! Clean residual mean=0.000008 rms=0.000704 Jy/beam ! Combined flux in latest and established models = 0.217839 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 = 3.29222e-05 Jy ! Component: 100 - total flux cleaned = 6.34787e-05 Jy ! Component: 150 - total flux cleaned = 9.26171e-05 Jy ! Component: 200 - total flux cleaned = 0.000143487 Jy ! Total flux subtracted in 200 components = 0.000143487 Jy ! Clean residual min=-0.002318 max=0.002452 Jy/beam ! Clean residual mean=0.000007 rms=0.000695 Jy/beam ! Combined flux in latest and established models = 0.217983 Jy ! Adding 35 model components to the UV plane model. ! The established model now contains 96 components and 0.217983 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=1.06 mas, bmaj=2.276 mas, bpa=-18.48 degrees ! Estimated noise=0.594668 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00084233 Jy ! Component: 100 - total flux cleaned = -0.000840008 Jy ! Component: 150 - total flux cleaned = -0.000796114 Jy ! Component: 200 - total flux cleaned = -0.000753608 Jy ! Total flux subtracted in 200 components = -0.000753608 Jy ! Clean residual min=-0.002481 max=0.002432 Jy/beam ! Clean residual mean=0.000004 rms=0.000607 Jy/beam ! Combined flux in latest and established models = 0.217229 Jy selfcal ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 111 components and 0.217229 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=0.072411Jy sigma=1.186212 ! Fit after self-cal, rms=0.072405Jy sigma=1.185688 wmodel J1756+1535_X_b_map.mod ! Writing 111 model components to file: J1756+1535_X_b_map.mod wobs J1756+1535_X_b_uvs.fits ! Writing UV FITS file: J1756+1535_X_b_uvs.fits wwins J1756+1535_X_b_map.win ! wwins: Wrote 3 windows to J1756+1535_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 = -0.000708509 Jy ! Component: 100 - total flux cleaned = -0.00109741 Jy ! Component: 150 - total flux cleaned = -0.00118067 Jy ! Component: 200 - total flux cleaned = -0.00122053 Jy ! Component: 250 - total flux cleaned = -0.00106516 Jy ! Component: 300 - total flux cleaned = -0.000913338 Jy ! Component: 350 - total flux cleaned = -0.000727631 Jy ! Component: 400 - total flux cleaned = -0.000546535 Jy ! Component: 450 - total flux cleaned = -0.000369716 Jy ! Component: 500 - total flux cleaned = -0.000335787 Jy ! Component: 550 - total flux cleaned = -0.000335854 Jy ! Component: 600 - total flux cleaned = -0.00023586 Jy ! Component: 650 - total flux cleaned = -0.000269392 Jy ! Component: 700 - total flux cleaned = -0.000269302 Jy ! Component: 750 - total flux cleaned = -0.00014247 Jy ! Component: 800 - total flux cleaned = -0.000142688 Jy ! Component: 850 - total flux cleaned = -2.04283e-05 Jy ! Component: 900 - total flux cleaned = 3.93631e-05 Jy ! Component: 950 - total flux cleaned = 6.86316e-05 Jy ! Component: 1000 - total flux cleaned = 0.000244456 Jy ! Component: 1050 - total flux cleaned = 0.000273275 Jy ! Component: 1100 - total flux cleaned = 0.000415872 Jy ! Component: 1150 - total flux cleaned = 0.00061202 Jy ! Component: 1200 - total flux cleaned = 0.000667154 Jy ! Component: 1250 - total flux cleaned = 0.000803093 Jy ! Component: 1300 - total flux cleaned = 0.000883486 Jy ! Component: 1350 - total flux cleaned = 0.00104245 Jy ! Component: 1400 - total flux cleaned = 0.00109435 Jy ! Component: 1450 - total flux cleaned = 0.00111993 Jy ! Component: 1500 - total flux cleaned = 0.00119597 Jy ! Component: 1550 - total flux cleaned = 0.00127145 Jy ! Component: 1600 - total flux cleaned = 0.00129603 Jy ! Component: 1650 - total flux cleaned = 0.00132024 Jy ! Component: 1700 - total flux cleaned = 0.00124764 Jy ! Component: 1750 - total flux cleaned = 0.00124776 Jy ! Component: 1800 - total flux cleaned = 0.00124778 Jy ! Component: 1850 - total flux cleaned = 0.00110687 Jy ! Component: 1900 - total flux cleaned = 0.00113031 Jy ! Component: 1950 - total flux cleaned = 0.00117619 Jy ! Component: 2000 - total flux cleaned = 0.00103982 Jy ! Component: 2050 - total flux cleaned = 0.00110755 Jy ! Component: 2100 - total flux cleaned = 0.0010853 Jy ! Component: 2150 - total flux cleaned = 0.00104138 Jy ! Component: 2200 - total flux cleaned = 0.00108498 Jy ! Component: 2250 - total flux cleaned = 0.00114948 Jy ! Component: 2300 - total flux cleaned = 0.00108482 Jy ! Component: 2350 - total flux cleaned = 0.00108481 Jy ! Component: 2400 - total flux cleaned = 0.00123221 Jy ! Component: 2450 - total flux cleaned = 0.00114866 Jy ! Component: 2500 - total flux cleaned = 0.00118979 Jy ! Component: 2550 - total flux cleaned = 0.00123072 Jy ! Component: 2600 - total flux cleaned = 0.0012305 Jy ! Component: 2650 - total flux cleaned = 0.00125061 Jy ! Component: 2700 - total flux cleaned = 0.00117083 Jy ! Component: 2750 - total flux cleaned = 0.00123037 Jy ! Component: 2800 - total flux cleaned = 0.00124974 Jy ! Component: 2850 - total flux cleaned = 0.00126933 Jy ! Component: 2900 - total flux cleaned = 0.00132748 Jy ! Component: 2950 - total flux cleaned = 0.00142339 Jy ! Component: 3000 - total flux cleaned = 0.00136646 Jy ! Component: 3050 - total flux cleaned = 0.00140448 Jy ! Component: 3100 - total flux cleaned = 0.00151713 Jy ! Component: 3150 - total flux cleaned = 0.00155428 Jy ! Component: 3200 - total flux cleaned = 0.0016097 Jy ! Component: 3250 - total flux cleaned = 0.00168314 Jy ! Component: 3300 - total flux cleaned = 0.00175595 Jy ! Component: 3350 - total flux cleaned = 0.00182837 Jy ! Component: 3400 - total flux cleaned = 0.00182825 Jy ! Component: 3450 - total flux cleaned = 0.00191738 Jy ! Component: 3500 - total flux cleaned = 0.00193507 Jy ! Component: 3550 - total flux cleaned = 0.00202304 Jy ! Component: 3600 - total flux cleaned = 0.00207531 Jy ! Component: 3650 - total flux cleaned = 0.00210961 Jy ! Component: 3700 - total flux cleaned = 0.00210959 Jy ! Component: 3750 - total flux cleaned = 0.00219524 Jy ! Component: 3800 - total flux cleaned = 0.00222913 Jy ! Component: 3850 - total flux cleaned = 0.0022123 Jy ! Component: 3900 - total flux cleaned = 0.00227953 Jy ! Component: 3950 - total flux cleaned = 0.00231262 Jy ! Component: 4000 - total flux cleaned = 0.0023622 Jy ! Component: 4050 - total flux cleaned = 0.00236213 Jy ! Total flux subtracted in 4096 components = 0.00236216 Jy ! Clean residual min=-0.001050 max=0.001047 Jy/beam ! Clean residual mean=-0.000001 rms=0.000287 Jy/beam ! Combined flux in latest and established models = 0.219591 Jy keep ! Adding 280 model components to the UV plane model. ! The established model now contains 391 components and 0.219591 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uvm//J1756+1535_X_b_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.06 x 2.276 at -18.48 degrees (North through East) ! Clean map min=-0.0019834 max=0.15646 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uvm//J1756+1535_X_b_map.fits wmodel /vlbi/uf001/uvm//J1756+1535_X_b_map.mod ! Writing 391 model components to file: /vlbi/uf001/uvm//J1756+1535_X_b_map.mod wobs /vlbi/uf001/uvm//J1756+1535_X_b_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uvm//J1756+1535_X_b_uvs.fits wwins /vlbi/uf001/uvm//J1756+1535_X_b_map.win ! wwins: Wrote 4 windows to /vlbi/uf001/uvm//J1756+1535_X_b_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.156459 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000283994 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.544539 0.544539 1.08908 2.17816 4.35631 8.71263 17.4253 34.8505 69.701 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0008 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.156 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 550.924 quit ! Quitting program ! Log file /vlbi/uf001/uvm//J1756+1535_X_b_dfm.log closed on Sun Jan 13 22:11:08 2019