! Started logfile: /vlbi/uf001/uva//J0554+6857_X_dfm.log on Sun Jan 13 22:45:55 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//J0554+6857_X_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J0554+6857_X_uva.fits ! AN table 1: 87 integrations on 36 of 36 possible baselines. ! Apparent sampling: 0.918582 visibilities/baseline/integration-bin. ! Found source: J0554+6857 ! ! 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 34524 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 J0554+6857_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 56 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 56 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 56 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 56 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 56 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 56 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 56 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 56 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 56 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 56 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 56 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 56 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.003967Jy sigma=22.892553 ! Fit after self-cal, rms=0.912453Jy sigma=20.817636 ! 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=0.7226 mas, bmaj=0.8834 mas, bpa=35.52 degrees ! Estimated noise=0.379294 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 = 0.0677908 Jy ! Component: 100 - total flux cleaned = 0.083305 Jy ! Total flux subtracted in 100 components = 0.083305 Jy ! Clean residual min=-0.003323 max=0.005503 Jy/beam ! Clean residual mean=-0.000009 rms=0.000675 Jy/beam ! Combined flux in latest and established models = 0.083305 Jy ! Performing phase self-cal ! Adding 5 model components to the UV plane model. ! The established model now contains 5 components and 0.083305 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=0.057538Jy sigma=1.244292 ! Fit after self-cal, rms=0.057331Jy sigma=1.240282 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00549447 Jy ! Component: 100 - total flux cleaned = 0.00768959 Jy ! Total flux subtracted in 100 components = 0.00768959 Jy ! Clean residual min=-0.003174 max=0.002752 Jy/beam ! Clean residual mean=-0.000006 rms=0.000612 Jy/beam ! Combined flux in latest and established models = 0.0909946 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 9 components and 0.0909946 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=0.056707Jy sigma=1.225858 ! Fit after self-cal, rms=0.056707Jy sigma=1.225706 ! 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=0.9317 mas, bmaj=1.15 mas, bpa=34.04 degrees ! Estimated noise=0.172054 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 (-1.8, 0). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00391801 Jy ! Component: 100 - total flux cleaned = 0.00621876 Jy ! Component: 150 - total flux cleaned = 0.00784027 Jy ! Component: 200 - total flux cleaned = 0.00905939 Jy ! Total flux subtracted in 200 components = 0.00905939 Jy ! Clean residual min=-0.002263 max=0.002771 Jy/beam ! Clean residual mean=-0.000011 rms=0.000523 Jy/beam ! Combined flux in latest and established models = 0.100054 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 32 components and 0.100054 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=0.056418Jy sigma=1.218470 ! Fit after self-cal, rms=0.056381Jy sigma=1.217581 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9317 x 1.15 at 34.04 degrees (North through East) ! Clean map min=-0.0021154 max=0.087528 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.11 HN 0.92 KP 1.02 LA 1.01 ! MK 1.03 NL 1.15 OV 0.89 PT 0.89 ! SC 0.96 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 HN 1.00 KP 1.03 LA 0.99 ! MK 1.05 NL 1.12 OV 0.92 PT 0.90 ! SC 0.96 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 HN 0.97 KP 1.01 LA 1.00 ! MK 1.02 NL 1.14 OV 0.90 PT 0.92 ! SC 0.92 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 HN 0.97 KP 0.96 LA 1.00 ! MK 1.03 NL 1.12 OV 0.92 PT 0.95 ! SC 0.92 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 HN 0.94 KP 1.02 LA 0.99 ! MK 1.08 NL 1.11 OV 0.91 PT 0.91 ! SC 0.98 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.10 HN 0.96 KP 1.00 LA 1.01 ! MK 1.05 NL 1.10 OV 0.92 PT 0.91 ! SC 0.97 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 HN 0.95 KP 1.00 LA 1.02 ! MK 1.03 NL 1.13 OV 0.94 PT 0.89 ! SC 0.95 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.10 HN 1.00 KP 1.01 LA 1.01 ! MK 1.04 NL 1.09 OV 0.92 PT 0.93 ! SC 0.99 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 HN 0.99 KP 1.05 LA 1.00 ! MK 1.07 NL 1.12 OV 0.92 PT 0.93 ! SC 0.95 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.10 HN 0.98 KP 1.03 LA 1.00 ! MK 1.05 NL 1.13 OV 0.92 PT 0.93 ! SC 0.92 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 HN 0.94 KP 0.99 LA 0.99 ! MK 1.03 NL 1.13 OV 0.93 PT 0.93 ! SC 0.93 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.12 HN 1.01 KP 1.00 LA 1.00 ! MK 1.05 NL 1.10 OV 0.93 PT 0.92 ! SC 0.94 ! ! ! Fit before self-cal, rms=0.056381Jy sigma=1.217581 ! Fit after self-cal, rms=0.055129Jy sigma=1.201581 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.9299 mas, bmaj=1.156 mas, bpa=33.93 degrees ! Estimated noise=0.171611 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 (-2, -2.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000850812 Jy ! Component: 100 - total flux cleaned = 0.00118113 Jy ! Component: 150 - total flux cleaned = 0.00138001 Jy ! Component: 200 - total flux cleaned = 0.00151856 Jy ! Total flux subtracted in 200 components = 0.00151856 Jy ! Clean residual min=-0.001063 max=0.001201 Jy/beam ! Clean residual mean=0.000000 rms=0.000238 Jy/beam ! Combined flux in latest and established models = 0.101573 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 48 components and 0.101573 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=0.055077Jy sigma=1.200336 ! Fit after self-cal, rms=0.055104Jy sigma=1.199887 ! Inverting map ! Added new window around map position (-20.4, -12.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00091613 Jy ! Component: 100 - total flux cleaned = 0.00120206 Jy ! Component: 150 - total flux cleaned = 0.00133791 Jy ! Component: 200 - total flux cleaned = 0.00137832 Jy ! Total flux subtracted in 200 components = 0.00137832 Jy ! Clean residual min=-0.000994 max=0.000923 Jy/beam ! Clean residual mean=-0.000000 rms=0.000222 Jy/beam ! Combined flux in latest and established models = 0.102951 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 63 components and 0.102951 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=0.055078Jy sigma=1.199251 ! Fit after self-cal, rms=0.055076Jy sigma=1.199207 ! 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=0.055076Jy sigma=1.199207 ! Fit after self-cal, rms=0.055151Jy sigma=1.196939 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9283 mas, bmaj=1.156 mas, bpa=33.73 degrees ! Estimated noise=0.171749 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -6.65292e-05 Jy ! Component: 100 - total flux cleaned = -6.6396e-05 Jy ! Component: 150 - total flux cleaned = -6.49105e-05 Jy ! Component: 200 - total flux cleaned = -7.99558e-05 Jy ! Total flux subtracted in 200 components = -7.99558e-05 Jy ! Clean residual min=-0.000956 max=0.000883 Jy/beam ! Clean residual mean=-0.000000 rms=0.000209 Jy/beam ! Combined flux in latest and established models = 0.102871 Jy selfcal ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 72 components and 0.102871 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=0.055140Jy sigma=1.196688 ! Fit after self-cal, rms=0.055147Jy sigma=1.196630 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 = -4.97179e-05 Jy ! Component: 100 - total flux cleaned = -6.41294e-05 Jy ! Component: 150 - total flux cleaned = -5.13518e-05 Jy ! Component: 200 - total flux cleaned = -5.19681e-05 Jy ! Total flux subtracted in 200 components = -5.19681e-05 Jy ! Clean residual min=-0.000929 max=0.000866 Jy/beam ! Clean residual mean=-0.000001 rms=0.000206 Jy/beam ! Combined flux in latest and established models = 0.102819 Jy ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 78 components and 0.102819 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=0.055141Jy sigma=1.196490 ! Fit after self-cal, rms=0.055141Jy sigma=1.196484 ! 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=0.055141Jy sigma=1.196484 ! Fit after self-cal, rms=0.055187Jy sigma=1.196442 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9279 mas, bmaj=1.156 mas, bpa=33.63 degrees ! Estimated noise=0.171898 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -4.36249e-06 Jy ! Component: 100 - total flux cleaned = -5.16576e-06 Jy ! Component: 150 - total flux cleaned = 6.4565e-06 Jy ! Component: 200 - total flux cleaned = 6.36565e-06 Jy ! Total flux subtracted in 200 components = 6.36565e-06 Jy ! Clean residual min=-0.000897 max=0.000859 Jy/beam ! Clean residual mean=-0.000001 rms=0.000204 Jy/beam ! Combined flux in latest and established models = 0.102825 Jy selfcal ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 84 components and 0.102825 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=0.055183Jy sigma=1.196324 ! Fit after self-cal, rms=0.055183Jy sigma=1.196315 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 = -3.76929e-05 Jy ! Component: 100 - total flux cleaned = -4.84566e-05 Jy ! Component: 150 - total flux cleaned = -2.79372e-05 Jy ! Component: 200 - total flux cleaned = -2.78531e-05 Jy ! Total flux subtracted in 200 components = -2.78531e-05 Jy ! Clean residual min=-0.000885 max=0.000850 Jy/beam ! Clean residual mean=-0.000001 rms=0.000202 Jy/beam ! Combined flux in latest and established models = 0.102797 Jy ! Performing phase self-cal ! Adding 41 model components to the UV plane model. ! The established model now contains 94 components and 0.102797 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=0.055180Jy sigma=1.196240 ! Fit after self-cal, rms=0.055179Jy sigma=1.196236 ! 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=0.055179Jy sigma=1.196236 ! Fit after self-cal, rms=0.055182Jy sigma=1.196219 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.118 mas, bmaj=2.395 mas, bpa=45.75 degrees ! Estimated noise=0.230531 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000265599 Jy ! Component: 100 - total flux cleaned = 0.000330993 Jy ! Component: 150 - total flux cleaned = 0.000364492 Jy ! Component: 200 - total flux cleaned = 0.000392757 Jy ! Total flux subtracted in 200 components = 0.000392757 Jy ! Clean residual min=-0.001127 max=0.001017 Jy/beam ! Clean residual mean=-0.000001 rms=0.000282 Jy/beam ! Combined flux in latest and established models = 0.10319 Jy selfcal ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 102 components and 0.10319 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=0.055180Jy sigma=1.196184 ! Fit after self-cal, rms=0.055179Jy sigma=1.196175 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 = 1.02923e-05 Jy ! Component: 100 - total flux cleaned = 2.74041e-05 Jy ! Component: 150 - total flux cleaned = 3.49829e-05 Jy ! Component: 200 - total flux cleaned = 4.8217e-05 Jy ! Total flux subtracted in 200 components = 4.8217e-05 Jy ! Clean residual min=-0.001113 max=0.001012 Jy/beam ! Clean residual mean=-0.000001 rms=0.000278 Jy/beam ! Combined flux in latest and established models = 0.103238 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 109 components and 0.103238 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=0.055178Jy sigma=1.196173 ! Fit after self-cal, rms=0.055178Jy sigma=1.196168 ! 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=0.9277 mas, bmaj=1.155 mas, bpa=33.62 degrees ! Estimated noise=0.171982 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9277 x 1.155 at 33.62 degrees (North through East) ! Clean map min=-0.0007903 max=0.087485 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=0.7184 mas, bmaj=0.8879 mas, bpa=34.79 degrees ! Estimated noise=0.379636 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0677524 Jy ! Component: 100 - total flux cleaned = 0.0835728 Jy ! Component: 150 - total flux cleaned = 0.0892205 Jy ! Component: 200 - total flux cleaned = 0.0916829 Jy ! Total flux subtracted in 200 components = 0.0916829 Jy ! Clean residual min=-0.002270 max=0.001983 Jy/beam ! Clean residual mean=-0.000004 rms=0.000467 Jy/beam ! Combined flux in latest and established models = 0.0916829 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 16 model components to the UV plane model. ! The established model now contains 16 components and 0.0916829 Jy ! Inverting map and beam ! Estimated beam: bmin=0.9277 mas, bmaj=1.155 mas, bpa=33.62 degrees ! Estimated noise=0.171982 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 = 0.00275157 Jy ! Component: 100 - total flux cleaned = 0.00453896 Jy ! Component: 150 - total flux cleaned = 0.00592475 Jy ! Component: 200 - total flux cleaned = 0.00702383 Jy ! Total flux subtracted in 200 components = 0.00702383 Jy ! Clean residual min=-0.001044 max=0.000975 Jy/beam ! Clean residual mean=-0.000005 rms=0.000235 Jy/beam ! Combined flux in latest and established models = 0.0987068 Jy ! Adding 27 model components to the UV plane model. ! The established model now contains 39 components and 0.0987068 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=2.118 mas, bmaj=2.395 mas, bpa=45.75 degrees ! Estimated noise=0.230531 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00154272 Jy ! Component: 100 - total flux cleaned = 0.0024821 Jy ! Component: 150 - total flux cleaned = 0.00312234 Jy ! Component: 200 - total flux cleaned = 0.00359603 Jy ! Total flux subtracted in 200 components = 0.00359603 Jy ! Clean residual min=-0.001113 max=0.001005 Jy/beam ! Clean residual mean=-0.000004 rms=0.000291 Jy/beam ! Combined flux in latest and established models = 0.102303 Jy flux_cutoff = imstat(rms) * dynam repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam keep new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00022757 Jy ! Component: 100 - total flux cleaned = 0.000405906 Jy ! Component: 150 - total flux cleaned = 0.000526063 Jy ! Component: 200 - total flux cleaned = 0.000602574 Jy ! Total flux subtracted in 200 components = 0.000602574 Jy ! Clean residual min=-0.001105 max=0.001005 Jy/beam ! Clean residual mean=-0.000002 rms=0.000281 Jy/beam ! Combined flux in latest and established models = 0.102905 Jy ! Adding 47 model components to the UV plane model. ! The established model now contains 79 components and 0.102905 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.9277 mas, bmaj=1.155 mas, bpa=33.62 degrees ! Estimated noise=0.171982 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000208723 Jy ! Component: 100 - total flux cleaned = -0.000411563 Jy ! Component: 150 - total flux cleaned = -0.000450834 Jy ! Component: 200 - total flux cleaned = -0.000486352 Jy ! Total flux subtracted in 200 components = -0.000486352 Jy ! Clean residual min=-0.000915 max=0.000846 Jy/beam ! Clean residual mean=-0.000001 rms=0.000204 Jy/beam ! Combined flux in latest and established models = 0.102419 Jy selfcal ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 98 components and 0.102419 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=0.055194Jy sigma=1.196441 ! Fit after self-cal, rms=0.055185Jy sigma=1.196286 wmodel J0554+6857_X_map.mod ! Writing 98 model components to file: J0554+6857_X_map.mod wobs J0554+6857_X_uvs.fits ! Writing UV FITS file: J0554+6857_X_uvs.fits wwins J0554+6857_X_map.win ! wwins: Wrote 4 windows to J0554+6857_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 = -0.000248915 Jy ! Component: 100 - total flux cleaned = -0.000460951 Jy ! Component: 150 - total flux cleaned = -0.000692568 Jy ! Component: 200 - total flux cleaned = -0.000888864 Jy ! Component: 250 - total flux cleaned = -0.00107975 Jy ! Component: 300 - total flux cleaned = -0.00119943 Jy ! Component: 350 - total flux cleaned = -0.0013295 Jy ! Component: 400 - total flux cleaned = -0.00141853 Jy ! Component: 450 - total flux cleaned = -0.00150583 Jy ! Component: 500 - total flux cleaned = -0.00156709 Jy ! Component: 550 - total flux cleaned = -0.00163902 Jy ! Component: 600 - total flux cleaned = -0.00168621 Jy ! Component: 650 - total flux cleaned = -0.001733 Jy ! Component: 700 - total flux cleaned = -0.00179047 Jy ! Component: 750 - total flux cleaned = -0.00181307 Jy ! Component: 800 - total flux cleaned = -0.00183542 Jy ! Component: 850 - total flux cleaned = -0.00186859 Jy ! Component: 900 - total flux cleaned = -0.00189039 Jy ! Component: 950 - total flux cleaned = -0.00191202 Jy ! Component: 1000 - total flux cleaned = -0.00195475 Jy ! Component: 1050 - total flux cleaned = -0.00198653 Jy ! Component: 1100 - total flux cleaned = -0.00202821 Jy ! Component: 1150 - total flux cleaned = -0.00204878 Jy ! Component: 1200 - total flux cleaned = -0.00208962 Jy ! Component: 1250 - total flux cleaned = -0.00209976 Jy ! Component: 1300 - total flux cleaned = -0.00213974 Jy ! Component: 1350 - total flux cleaned = -0.00216941 Jy ! Component: 1400 - total flux cleaned = -0.00216933 Jy ! Component: 1450 - total flux cleaned = -0.00223748 Jy ! Component: 1500 - total flux cleaned = -0.00225686 Jy ! Component: 1550 - total flux cleaned = -0.00232386 Jy ! Component: 1600 - total flux cleaned = -0.00232386 Jy ! Component: 1650 - total flux cleaned = -0.00236168 Jy ! Component: 1700 - total flux cleaned = -0.00243642 Jy ! Component: 1750 - total flux cleaned = -0.00241787 Jy ! Component: 1800 - total flux cleaned = -0.00246388 Jy ! Component: 1850 - total flux cleaned = -0.00248228 Jy ! Component: 1900 - total flux cleaned = -0.00252757 Jy ! Component: 1950 - total flux cleaned = -0.00257257 Jy ! Component: 2000 - total flux cleaned = -0.00259912 Jy ! Component: 2050 - total flux cleaned = -0.00263449 Jy ! Component: 2100 - total flux cleaned = -0.00268728 Jy ! Component: 2150 - total flux cleaned = -0.00269584 Jy ! Component: 2200 - total flux cleaned = -0.0027477 Jy ! Component: 2250 - total flux cleaned = -0.0027477 Jy ! Component: 2300 - total flux cleaned = -0.0027733 Jy ! Component: 2350 - total flux cleaned = -0.00280718 Jy ! Component: 2400 - total flux cleaned = -0.00280717 Jy ! Component: 2450 - total flux cleaned = -0.00283223 Jy ! Component: 2500 - total flux cleaned = -0.00284893 Jy ! Component: 2550 - total flux cleaned = -0.00284064 Jy ! Component: 2600 - total flux cleaned = -0.00289814 Jy ! Component: 2650 - total flux cleaned = -0.00288999 Jy ! Component: 2700 - total flux cleaned = -0.00290625 Jy ! Component: 2750 - total flux cleaned = -0.00293046 Jy ! Component: 2800 - total flux cleaned = -0.0029063 Jy ! Component: 2850 - total flux cleaned = -0.0029302 Jy ! Component: 2900 - total flux cleaned = -0.00291433 Jy ! Component: 2950 - total flux cleaned = -0.00291436 Jy ! Component: 3000 - total flux cleaned = -0.00291432 Jy ! Component: 3050 - total flux cleaned = -0.00294553 Jy ! Component: 3100 - total flux cleaned = -0.00288345 Jy ! Component: 3150 - total flux cleaned = -0.00286805 Jy ! Component: 3200 - total flux cleaned = -0.00289106 Jy ! Component: 3250 - total flux cleaned = -0.00287575 Jy ! Component: 3300 - total flux cleaned = -0.00289098 Jy ! Component: 3350 - total flux cleaned = -0.00286819 Jy ! Component: 3400 - total flux cleaned = -0.00287568 Jy ! Component: 3450 - total flux cleaned = -0.00281575 Jy ! Component: 3500 - total flux cleaned = -0.0028307 Jy ! Component: 3550 - total flux cleaned = -0.00278617 Jy ! Component: 3600 - total flux cleaned = -0.00280832 Jy ! Component: 3650 - total flux cleaned = -0.00278627 Jy ! Component: 3700 - total flux cleaned = -0.00277891 Jy ! Component: 3750 - total flux cleaned = -0.00275706 Jy ! Component: 3800 - total flux cleaned = -0.00275705 Jy ! Component: 3850 - total flux cleaned = -0.00275703 Jy ! Component: 3900 - total flux cleaned = -0.00274984 Jy ! Component: 3950 - total flux cleaned = -0.00274279 Jy ! Component: 4000 - total flux cleaned = -0.00272863 Jy ! Component: 4050 - total flux cleaned = -0.00273577 Jy ! Total flux subtracted in 4096 components = -0.00270763 Jy ! Clean residual min=-0.000452 max=0.000450 Jy/beam ! Clean residual mean=-0.000001 rms=0.000116 Jy/beam ! Combined flux in latest and established models = 0.0997114 Jy keep ! Adding 326 model components to the UV plane model. ! The established model now contains 424 components and 0.0997115 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J0554+6857_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9277 x 1.155 at 33.62 degrees (North through East) ! Clean map min=-0.00067017 max=0.087301 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J0554+6857_X_map.fits wmodel /vlbi/uf001/uva//J0554+6857_X_map.mod ! Writing 424 model components to file: /vlbi/uf001/uva//J0554+6857_X_map.mod wobs /vlbi/uf001/uva//J0554+6857_X_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J0554+6857_X_uvs.fits wwins /vlbi/uf001/uva//J0554+6857_X_map.win ! wwins: Wrote 5 windows to /vlbi/uf001/uva//J0554+6857_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0873014 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000116124 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.399046 0.399046 0.798092 1.59618 3.19237 6.38474 12.7695 25.539 51.0779 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0003 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.087 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 751.792 quit ! Quitting program ! Log file /vlbi/uf001/uva//J0554+6857_X_dfm.log closed on Sun Jan 13 22:46:01 2019