! Started logfile: /vlbi/uf001/uva//J0638-0845_X_dfm.log on Sun Jan 13 23:05:43 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//J0638-0845_X_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J0638-0845_X_uva.fits ! AN table 1: 72 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.929321 visibilities/baseline/integration-bin. ! Found source: J0638-0845 ! ! 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 36132 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 J0638-0845_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 24 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 24 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 24 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 24 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 24 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 24 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 24 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 24 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 24 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 24 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 24 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 24 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.002995Jy sigma=22.355017 ! Fit after self-cal, rms=0.935152Jy sigma=20.823815 ! 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=0.6927 mas, bmaj=1.756 mas, bpa=0.07203 degrees ! Estimated noise=0.330137 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 = 0.0467748 Jy ! Component: 100 - total flux cleaned = 0.0608268 Jy ! Total flux subtracted in 100 components = 0.0608268 Jy ! Clean residual min=-0.002565 max=0.006599 Jy/beam ! Clean residual mean=0.000000 rms=0.000682 Jy/beam ! Combined flux in latest and established models = 0.0608268 Jy ! Performing phase self-cal ! Adding 4 model components to the UV plane model. ! The established model now contains 4 components and 0.0608268 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=0.058484Jy sigma=1.251478 ! Fit after self-cal, rms=0.057806Jy sigma=1.237282 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00795898 Jy ! Component: 100 - total flux cleaned = 0.0124271 Jy ! Total flux subtracted in 100 components = 0.0124271 Jy ! Clean residual min=-0.002347 max=0.002979 Jy/beam ! Clean residual mean=0.000001 rms=0.000524 Jy/beam ! Combined flux in latest and established models = 0.0732539 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 9 components and 0.0732539 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=0.056290Jy sigma=1.201556 ! Fit after self-cal, rms=0.056276Jy sigma=1.201088 ! 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=0.8874 mas, bmaj=2.14 mas, bpa=-0.07956 degrees ! Estimated noise=0.168735 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 (1.6, 0.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00444903 Jy ! Component: 100 - total flux cleaned = 0.00726276 Jy ! Component: 150 - total flux cleaned = 0.0093032 Jy ! Component: 200 - total flux cleaned = 0.0108213 Jy ! Total flux subtracted in 200 components = 0.0108213 Jy ! Clean residual min=-0.001812 max=0.002389 Jy/beam ! Clean residual mean=0.000001 rms=0.000404 Jy/beam ! Combined flux in latest and established models = 0.0840752 Jy ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 32 components and 0.0840752 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=0.055873Jy sigma=1.191451 ! Fit after self-cal, rms=0.055846Jy sigma=1.190743 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8874 x 2.14 at -0.07956 degrees (North through East) ! Clean map min=-0.0015719 max=0.065502 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 0.99 HN 1.00 KP 0.96 ! LA 0.99 MK 1.02 NL 1.14 OV 0.90 ! PT 0.95 SC 0.96 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 1.01 HN 0.98 KP 1.01 ! LA 0.96 MK 1.00 NL 1.13 OV 0.94 ! PT 0.90 SC 0.96 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 0.98 HN 0.98 KP 1.04 ! LA 1.01 MK 1.08 NL 1.12 OV 0.92 ! PT 0.93 SC 1.04 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 FD 0.99 HN 0.95 KP 1.06 ! LA 0.99 MK 1.03 NL 1.10 OV 0.91 ! PT 0.91 SC 1.03 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 1.01 HN 0.96 KP 1.03 ! LA 0.98 MK 1.04 NL 1.13 OV 0.93 ! PT 0.91 SC 0.95 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 1.00 HN 0.92 KP 1.05 ! LA 0.97 MK 1.00 NL 1.13 OV 0.91 ! PT 0.91 SC 0.94 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 0.97 HN 0.93 KP 1.04 ! LA 0.98 MK 1.10 NL 1.17 OV 0.91 ! PT 0.93 SC 0.99 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 1.00 HN 0.99 KP 1.01 ! LA 0.97 MK 1.02 NL 1.14 OV 0.93 ! PT 0.94 SC 0.99 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 0.99 HN 0.98 KP 1.01 ! LA 1.00 MK 1.10 NL 1.11 OV 0.90 ! PT 0.93 SC 1.05 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 0.99 HN 0.93 KP 1.03 ! LA 0.97 MK 1.00 NL 1.14 OV 0.92 ! PT 0.91 SC 0.95 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 0.98 HN 0.93 KP 1.05 ! LA 1.04 MK 0.99 NL 1.10 OV 0.94 ! PT 0.91 SC 0.91 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 0.99 HN 0.96 KP 0.96 ! LA 0.96 MK 0.92 NL 1.10 OV 0.96 ! PT 0.91 SC 0.99 ! ! ! Fit before self-cal, rms=0.055846Jy sigma=1.190743 ! Fit after self-cal, rms=0.054570Jy sigma=1.182662 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.8878 mas, bmaj=2.157 mas, bpa=0.3199 degrees ! Estimated noise=0.167211 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 = -8.39918e-05 Jy ! Component: 100 - total flux cleaned = -8.31982e-05 Jy ! Component: 150 - total flux cleaned = -8.38746e-05 Jy ! Component: 200 - total flux cleaned = -0.000103407 Jy ! Total flux subtracted in 200 components = -0.000103407 Jy ! Clean residual min=-0.000903 max=0.000893 Jy/beam ! Clean residual mean=-0.000002 rms=0.000221 Jy/beam ! Combined flux in latest and established models = 0.0839718 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 53 components and 0.0839718 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=0.054540Jy sigma=1.181981 ! Fit after self-cal, rms=0.054568Jy sigma=1.181635 ! 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=0.054568Jy sigma=1.181635 ! Fit after self-cal, rms=0.054655Jy sigma=1.180704 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8865 mas, bmaj=2.158 mas, bpa=0.3562 degrees ! Estimated noise=0.167343 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -9.25887e-05 Jy ! Component: 100 - total flux cleaned = -0.000129674 Jy ! Component: 150 - total flux cleaned = -0.000193182 Jy ! Component: 200 - total flux cleaned = -0.000220996 Jy ! Total flux subtracted in 200 components = -0.000220996 Jy ! Clean residual min=-0.000821 max=0.000826 Jy/beam ! Clean residual mean=-0.000001 rms=0.000206 Jy/beam ! Combined flux in latest and established models = 0.0837508 Jy selfcal ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 63 components and 0.0837508 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=0.054641Jy sigma=1.180422 ! Fit after self-cal, rms=0.054647Jy sigma=1.180352 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 = -4.34572e-05 Jy ! Component: 100 - total flux cleaned = -0.000116533 Jy ! Component: 150 - total flux cleaned = -0.000127981 Jy ! Component: 200 - total flux cleaned = -0.000139073 Jy ! Total flux subtracted in 200 components = -0.000139073 Jy ! Clean residual min=-0.000818 max=0.000799 Jy/beam ! Clean residual mean=-0.000001 rms=0.000205 Jy/beam ! Combined flux in latest and established models = 0.0836117 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 65 components and 0.0836117 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=0.054640Jy sigma=1.180226 ! Fit after self-cal, rms=0.054638Jy sigma=1.180208 ! 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=0.054638Jy sigma=1.180208 ! Fit after self-cal, rms=0.054595Jy sigma=1.179269 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8849 mas, bmaj=2.156 mas, bpa=0.3949 degrees ! Estimated noise=0.167115 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -8.01492e-05 Jy ! Component: 100 - total flux cleaned = -0.00012148 Jy ! Component: 150 - total flux cleaned = -0.000133144 Jy ! Component: 200 - total flux cleaned = -0.000132608 Jy ! Total flux subtracted in 200 components = -0.000132608 Jy ! Clean residual min=-0.000785 max=0.000788 Jy/beam ! Clean residual mean=-0.000001 rms=0.000197 Jy/beam ! Combined flux in latest and established models = 0.0834791 Jy selfcal ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 73 components and 0.0834791 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=0.054588Jy sigma=1.179144 ! Fit after self-cal, rms=0.054593Jy sigma=1.179098 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 = -4.17531e-05 Jy ! Component: 100 - total flux cleaned = -6.18181e-05 Jy ! Component: 150 - total flux cleaned = -7.06876e-05 Jy ! Component: 200 - total flux cleaned = -8.7061e-05 Jy ! Total flux subtracted in 200 components = -8.7061e-05 Jy ! Clean residual min=-0.000777 max=0.000787 Jy/beam ! Clean residual mean=-0.000001 rms=0.000196 Jy/beam ! Combined flux in latest and established models = 0.083392 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 79 components and 0.083392 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=0.054590Jy sigma=1.179037 ! Fit after self-cal, rms=0.054589Jy sigma=1.179030 ! 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=0.054589Jy sigma=1.179030 ! Fit after self-cal, rms=0.054547Jy sigma=1.179007 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.185 mas, bmaj=3.813 mas, bpa=1.488 degrees ! Estimated noise=0.211251 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -8.28498e-05 Jy ! Component: 100 - total flux cleaned = -9.07194e-05 Jy ! Component: 150 - total flux cleaned = -7.9162e-05 Jy ! Component: 200 - total flux cleaned = -6.41202e-05 Jy ! Total flux subtracted in 200 components = -6.41202e-05 Jy ! Clean residual min=-0.001029 max=0.000812 Jy/beam ! Clean residual mean=-0.000001 rms=0.000241 Jy/beam ! Combined flux in latest and established models = 0.0833279 Jy selfcal ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 98 components and 0.0833279 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=0.054545Jy sigma=1.178984 ! Fit after self-cal, rms=0.054546Jy sigma=1.178972 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 = -2.88014e-05 Jy ! Component: 100 - total flux cleaned = -2.32269e-05 Jy ! Component: 150 - total flux cleaned = -8.93436e-06 Jy ! Component: 200 - total flux cleaned = 3.65157e-06 Jy ! Total flux subtracted in 200 components = 3.65157e-06 Jy ! Clean residual min=-0.001021 max=0.000803 Jy/beam ! Clean residual mean=-0.000001 rms=0.000241 Jy/beam ! Combined flux in latest and established models = 0.0833316 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 102 components and 0.0833315 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=0.054546Jy sigma=1.178963 ! Fit after self-cal, rms=0.054546Jy sigma=1.178961 ! 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=0.8838 mas, bmaj=2.154 mas, bpa=0.4107 degrees ! Estimated noise=0.16697 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8838 x 2.154 at 0.4107 degrees (North through East) ! Clean map min=-0.00072947 max=0.064985 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=0.6891 mas, bmaj=1.766 mas, bpa=0.6059 degrees ! Estimated noise=0.32628 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0465221 Jy ! Component: 100 - total flux cleaned = 0.0616137 Jy ! Component: 150 - total flux cleaned = 0.0696616 Jy ! Component: 200 - total flux cleaned = 0.0742384 Jy ! Total flux subtracted in 200 components = 0.0742384 Jy ! Clean residual min=-0.001767 max=0.002358 Jy/beam ! Clean residual mean=-0.000000 rms=0.000450 Jy/beam ! Combined flux in latest and established models = 0.0742384 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 8 model components to the UV plane model. ! The established model now contains 8 components and 0.0742384 Jy ! Inverting map and beam ! Estimated beam: bmin=0.8838 mas, bmaj=2.154 mas, bpa=0.4107 degrees ! Estimated noise=0.16697 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 = 0.00357644 Jy ! Component: 100 - total flux cleaned = 0.00559712 Jy ! Component: 150 - total flux cleaned = 0.00684231 Jy ! Component: 200 - total flux cleaned = 0.0076668 Jy ! Total flux subtracted in 200 components = 0.0076668 Jy ! Clean residual min=-0.000803 max=0.000781 Jy/beam ! Clean residual mean=-0.000001 rms=0.000207 Jy/beam ! Combined flux in latest and established models = 0.0819052 Jy ! Adding 22 model components to the UV plane model. ! The established model now contains 27 components and 0.0819052 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=2.185 mas, bmaj=3.813 mas, bpa=1.488 degrees ! Estimated noise=0.211251 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000714733 Jy ! Component: 100 - total flux cleaned = 0.0011153 Jy ! Component: 150 - total flux cleaned = 0.00119896 Jy ! Component: 200 - total flux cleaned = 0.00123931 Jy ! Total flux subtracted in 200 components = 0.00123931 Jy ! Clean residual min=-0.001003 max=0.000822 Jy/beam ! Clean residual mean=-0.000001 rms=0.000243 Jy/beam ! Combined flux in latest and established models = 0.0831445 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 = 3.57548e-05 Jy ! Component: 100 - total flux cleaned = 6.74595e-05 Jy ! Component: 150 - total flux cleaned = 8.88557e-05 Jy ! Component: 200 - total flux cleaned = 0.000108625 Jy ! Total flux subtracted in 200 components = 0.000108625 Jy ! Clean residual min=-0.000992 max=0.000816 Jy/beam ! Clean residual mean=-0.000001 rms=0.000241 Jy/beam ! Combined flux in latest and established models = 0.0832532 Jy ! Adding 31 model components to the UV plane model. ! The established model now contains 56 components and 0.0832532 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.8838 mas, bmaj=2.154 mas, bpa=0.4107 degrees ! Estimated noise=0.16697 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -4.67926e-05 Jy ! Component: 100 - total flux cleaned = -4.54737e-05 Jy ! Component: 150 - total flux cleaned = -6.10624e-05 Jy ! Component: 200 - total flux cleaned = -8.85583e-05 Jy ! Total flux subtracted in 200 components = -8.85583e-05 Jy ! Clean residual min=-0.000763 max=0.000780 Jy/beam ! Clean residual mean=-0.000001 rms=0.000196 Jy/beam ! Combined flux in latest and established models = 0.0831646 Jy selfcal ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 69 components and 0.0831646 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=0.054553Jy sigma=1.179113 ! Fit after self-cal, rms=0.054552Jy sigma=1.179057 wmodel J0638-0845_X_map.mod ! Writing 69 model components to file: J0638-0845_X_map.mod wobs J0638-0845_X_uvs.fits ! Writing UV FITS file: J0638-0845_X_uvs.fits wwins J0638-0845_X_map.win ! wwins: Wrote 2 windows to J0638-0845_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 = 1.57274e-06 Jy ! Component: 100 - total flux cleaned = -1.22722e-05 Jy ! Component: 150 - total flux cleaned = -7.7989e-05 Jy ! Component: 200 - total flux cleaned = -0.000154847 Jy ! Component: 250 - total flux cleaned = -0.000267604 Jy ! Component: 300 - total flux cleaned = -0.000328872 Jy ! Component: 350 - total flux cleaned = -0.000388663 Jy ! Component: 400 - total flux cleaned = -0.000376873 Jy ! Component: 450 - total flux cleaned = -0.000399963 Jy ! Component: 500 - total flux cleaned = -0.000377196 Jy ! Component: 550 - total flux cleaned = -0.000410697 Jy ! Component: 600 - total flux cleaned = -0.000388448 Jy ! Component: 650 - total flux cleaned = -0.000399337 Jy ! Component: 700 - total flux cleaned = -0.000367069 Jy ! Component: 750 - total flux cleaned = -0.000356577 Jy ! Component: 800 - total flux cleaned = -0.000335806 Jy ! Component: 850 - total flux cleaned = -0.000315327 Jy ! Component: 900 - total flux cleaned = -0.000325596 Jy ! Component: 950 - total flux cleaned = -0.000315705 Jy ! Component: 1000 - total flux cleaned = -0.000325673 Jy ! Component: 1050 - total flux cleaned = -0.00032556 Jy ! Component: 1100 - total flux cleaned = -0.000315645 Jy ! Component: 1150 - total flux cleaned = -0.000296353 Jy ! Component: 1200 - total flux cleaned = -0.000296577 Jy ! Component: 1250 - total flux cleaned = -0.000315527 Jy ! Component: 1300 - total flux cleaned = -0.000315551 Jy ! Component: 1350 - total flux cleaned = -0.000324929 Jy ! Component: 1400 - total flux cleaned = -0.000361806 Jy ! Component: 1450 - total flux cleaned = -0.000352509 Jy ! Component: 1500 - total flux cleaned = -0.000370464 Jy ! Component: 1550 - total flux cleaned = -0.00034336 Jy ! Component: 1600 - total flux cleaned = -0.000361193 Jy ! Component: 1650 - total flux cleaned = -0.000370139 Jy ! Component: 1700 - total flux cleaned = -0.000387764 Jy ! Component: 1750 - total flux cleaned = -0.000422802 Jy ! Component: 1800 - total flux cleaned = -0.000474788 Jy ! Component: 1850 - total flux cleaned = -0.000457566 Jy ! Component: 1900 - total flux cleaned = -0.000483219 Jy ! Component: 1950 - total flux cleaned = -0.000474664 Jy ! Component: 2000 - total flux cleaned = -0.000491565 Jy ! Component: 2050 - total flux cleaned = -0.00049149 Jy ! Component: 2100 - total flux cleaned = -0.000483262 Jy ! Component: 2150 - total flux cleaned = -0.000491478 Jy ! Component: 2200 - total flux cleaned = -0.000507824 Jy ! Component: 2250 - total flux cleaned = -0.000515988 Jy ! Component: 2300 - total flux cleaned = -0.000499728 Jy ! Component: 2350 - total flux cleaned = -0.000523789 Jy ! Component: 2400 - total flux cleaned = -0.000515825 Jy ! Component: 2450 - total flux cleaned = -0.000539582 Jy ! Component: 2500 - total flux cleaned = -0.000539572 Jy ! Component: 2550 - total flux cleaned = -0.000539569 Jy ! Component: 2600 - total flux cleaned = -0.000555047 Jy ! Component: 2650 - total flux cleaned = -0.000570499 Jy ! Component: 2700 - total flux cleaned = -0.000578098 Jy ! Component: 2750 - total flux cleaned = -0.000555251 Jy ! Component: 2800 - total flux cleaned = -0.000570474 Jy ! Component: 2850 - total flux cleaned = -0.000593113 Jy ! Component: 2900 - total flux cleaned = -0.00058566 Jy ! Component: 2950 - total flux cleaned = -0.000585616 Jy ! Component: 3000 - total flux cleaned = -0.00058566 Jy ! Component: 3050 - total flux cleaned = -0.000615085 Jy ! Component: 3100 - total flux cleaned = -0.000629724 Jy ! Component: 3150 - total flux cleaned = -0.000637067 Jy ! Component: 3200 - total flux cleaned = -0.00061536 Jy ! Component: 3250 - total flux cleaned = -0.000622517 Jy ! Component: 3300 - total flux cleaned = -0.00061534 Jy ! Component: 3350 - total flux cleaned = -0.000615325 Jy ! Component: 3400 - total flux cleaned = -0.00061533 Jy ! Component: 3450 - total flux cleaned = -0.000594281 Jy ! Component: 3500 - total flux cleaned = -0.000601263 Jy ! Component: 3550 - total flux cleaned = -0.000615221 Jy ! Component: 3600 - total flux cleaned = -0.000608354 Jy ! Component: 3650 - total flux cleaned = -0.000608267 Jy ! Component: 3700 - total flux cleaned = -0.000594565 Jy ! Component: 3750 - total flux cleaned = -0.000601385 Jy ! Component: 3800 - total flux cleaned = -0.000608126 Jy ! Component: 3850 - total flux cleaned = -0.000587839 Jy ! Component: 3900 - total flux cleaned = -0.0005812 Jy ! Component: 3950 - total flux cleaned = -0.000567857 Jy ! Component: 4000 - total flux cleaned = -0.000587719 Jy ! Component: 4050 - total flux cleaned = -0.000561296 Jy ! Total flux subtracted in 4096 components = -0.000580965 Jy ! Clean residual min=-0.000426 max=0.000411 Jy/beam ! Clean residual mean=-0.000000 rms=0.000116 Jy/beam ! Combined flux in latest and established models = 0.0825836 Jy keep ! Adding 317 model components to the UV plane model. ! The established model now contains 386 components and 0.0825836 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J0638-0845_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8838 x 2.154 at 0.4107 degrees (North through East) ! Clean map min=-0.00055335 max=0.064899 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J0638-0845_X_map.fits wmodel /vlbi/uf001/uva//J0638-0845_X_map.mod ! Writing 386 model components to file: /vlbi/uf001/uva//J0638-0845_X_map.mod wobs /vlbi/uf001/uva//J0638-0845_X_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J0638-0845_X_uvs.fits wwins /vlbi/uf001/uva//J0638-0845_X_map.win ! wwins: Wrote 3 windows to /vlbi/uf001/uva//J0638-0845_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0648986 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000115392 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.533412 0.533412 1.06682 2.13365 4.2673 8.53459 17.0692 34.1384 68.2768 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0003 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.064 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 562.416 quit ! Quitting program ! Log file /vlbi/uf001/uva//J0638-0845_X_dfm.log closed on Sun Jan 13 23:05:48 2019