! Started logfile: /vlbi/uf001/uva//J1208-1421_X_dfm.log on Mon Jan 14 01:40:31 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//J1208-1421_X_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J1208-1421_X_uva.fits ! AN table 1: 48 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.991667 visibilities/baseline/integration-bin. ! Found source: J1208-1421 ! ! 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 25704 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 J1208-1421_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. ! ! 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=1.005343Jy sigma=20.773058 ! Fit after self-cal, rms=0.917781Jy sigma=18.909597 ! 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=0.693 mas, bmaj=1.622 mas, bpa=-2.691 degrees ! Estimated noise=0.378946 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 = 0.0650261 Jy ! Component: 100 - total flux cleaned = 0.0796579 Jy ! Total flux subtracted in 100 components = 0.0796579 Jy ! Clean residual min=-0.003443 max=0.005304 Jy/beam ! Clean residual mean=0.000007 rms=0.000838 Jy/beam ! Combined flux in latest and established models = 0.0796579 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 9 components and 0.0796579 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=0.065396Jy sigma=1.237881 ! Fit after self-cal, rms=0.065245Jy sigma=1.235777 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00579222 Jy ! Component: 100 - total flux cleaned = 0.00865814 Jy ! Total flux subtracted in 100 components = 0.00865814 Jy ! Clean residual min=-0.003227 max=0.004808 Jy/beam ! Clean residual mean=0.000004 rms=0.000726 Jy/beam ! Combined flux in latest and established models = 0.0883161 Jy ! Performing phase self-cal ! Adding 5 model components to the UV plane model. ! The established model now contains 10 components and 0.0883161 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=0.064824Jy sigma=1.219825 ! Fit after self-cal, rms=0.064833Jy sigma=1.219653 ! Inverting map ! Added new window around map position (-1.8, -0.8). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00392345 Jy ! Component: 100 - total flux cleaned = 0.00435284 Jy ! Total flux subtracted in 100 components = 0.00435284 Jy ! Clean residual min=-0.003241 max=0.003887 Jy/beam ! Clean residual mean=0.000002 rms=0.000671 Jy/beam ! Combined flux in latest and established models = 0.0926689 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 19 components and 0.0926689 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=0.064669Jy sigma=1.215664 ! Fit after self-cal, rms=0.064644Jy sigma=1.214937 ! 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=0.8912 mas, bmaj=1.996 mas, bpa=-2.627 degrees ! Estimated noise=0.217747 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 (-10, 13.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00369903 Jy ! Component: 100 - total flux cleaned = 0.00542295 Jy ! Component: 150 - total flux cleaned = 0.00626001 Jy ! Component: 200 - total flux cleaned = 0.00653852 Jy ! Total flux subtracted in 200 components = 0.00653852 Jy ! Clean residual min=-0.002243 max=0.003824 Jy/beam ! Clean residual mean=-0.000000 rms=0.000580 Jy/beam ! Combined flux in latest and established models = 0.0992074 Jy ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 44 components and 0.0992074 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=0.064437Jy sigma=1.210046 ! Fit after self-cal, rms=0.064415Jy sigma=1.209140 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8912 x 1.996 at -2.627 degrees (North through East) ! Clean map min=-0.0021622 max=0.08349 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.10 FD 1.00 HN 1.03 KP 1.01 ! LA 0.95 MK 1.02 NL 1.12 OV 0.89 ! PT 0.93 SC 0.96 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.10 FD 1.00 HN 0.99 KP 1.01 ! LA 0.96 MK 1.05 NL 1.07 OV 0.93 ! PT 0.94 SC 0.99 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.10 FD 0.98 HN 1.00 KP 1.02 ! LA 0.98 MK 1.01 NL 1.07 OV 0.92 ! PT 0.98 SC 0.98 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 1.00 HN 1.00 KP 0.99 ! LA 0.96 MK 1.03 NL 1.06 OV 0.88 ! PT 0.92 SC 0.99 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 FD 1.01 HN 1.00 KP 1.02 ! LA 0.99 MK 1.02 NL 1.10 OV 0.94 ! PT 0.97 SC 0.97 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.12 FD 0.99 HN 1.03 KP 1.01 ! LA 0.97 MK 1.04 NL 1.09 OV 0.94 ! PT 0.95 SC 0.98 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.12 FD 1.05 HN 0.93 KP 1.02 ! LA 0.98 MK 0.98 NL 1.13 OV 0.89 ! PT 0.97 SC 1.01 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 0.95 HN 1.02 KP 1.03 ! LA 1.03 MK 1.00 NL 1.07 OV 0.91 ! PT 1.02 SC 0.94 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.11 FD 1.02 HN 1.07 KP 0.98 ! LA 0.99 MK 1.04 NL 1.05 OV 0.90 ! PT 0.97 SC 0.95 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.15 FD 1.02 HN 1.05 KP 1.01 ! LA 0.95 MK 0.97 NL 1.11 OV 0.90 ! PT 0.96 SC 1.00 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.13 FD 0.97 HN 0.97 KP 0.98 ! LA 1.01 MK 1.02 NL 1.12 OV 0.95 ! PT 0.98 SC 1.01 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.16 FD 1.03 HN 0.95 KP 1.03 ! LA 1.01 MK 1.07 NL 1.13 OV 0.91 ! PT 0.94 SC 0.94 ! ! ! Fit before self-cal, rms=0.064415Jy sigma=1.209140 ! Fit after self-cal, rms=0.065367Jy sigma=1.200039 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.8921 mas, bmaj=2.007 mas, bpa=-2.112 degrees ! Estimated noise=0.218394 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 = -0.0012734 Jy ! Component: 100 - total flux cleaned = -0.00170201 Jy ! Component: 150 - total flux cleaned = -0.00185079 Jy ! Component: 200 - total flux cleaned = -0.00200739 Jy ! Total flux subtracted in 200 components = -0.00200739 Jy ! Clean residual min=-0.001761 max=0.001530 Jy/beam ! Clean residual mean=-0.000000 rms=0.000380 Jy/beam ! Combined flux in latest and established models = 0.0972 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 60 components and 0.0972001 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=0.065330Jy sigma=1.199295 ! Fit after self-cal, rms=0.065415Jy sigma=1.199009 ! 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=0.065415Jy sigma=1.199009 ! Fit after self-cal, rms=0.068550Jy sigma=1.195105 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8936 mas, bmaj=2.018 mas, bpa=-2.314 degrees ! Estimated noise=0.219284 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00110066 Jy ! Component: 100 - total flux cleaned = -0.0016394 Jy ! Component: 150 - total flux cleaned = -0.00178992 Jy ! Component: 200 - total flux cleaned = -0.00192139 Jy ! Total flux subtracted in 200 components = -0.00192139 Jy ! Clean residual min=-0.001302 max=0.001233 Jy/beam ! Clean residual mean=0.000000 rms=0.000307 Jy/beam ! Combined flux in latest and established models = 0.0952787 Jy selfcal ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 80 components and 0.0952787 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=0.068524Jy sigma=1.194675 ! Fit after self-cal, rms=0.068588Jy sigma=1.194531 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 = -0.000312842 Jy ! Component: 100 - total flux cleaned = -0.000380362 Jy ! Component: 150 - total flux cleaned = -0.000425553 Jy ! Component: 200 - total flux cleaned = -0.000466407 Jy ! Total flux subtracted in 200 components = -0.000466407 Jy ! Clean residual min=-0.001291 max=0.001257 Jy/beam ! Clean residual mean=0.000001 rms=0.000306 Jy/beam ! Combined flux in latest and established models = 0.0948123 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 88 components and 0.0948122 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=0.068578Jy sigma=1.194401 ! Fit after self-cal, rms=0.068577Jy sigma=1.194391 ! 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=0.068577Jy sigma=1.194391 ! Fit after self-cal, rms=0.069115Jy sigma=1.194225 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8945 mas, bmaj=2.023 mas, bpa=-2.25 degrees ! Estimated noise=0.219037 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000715745 Jy ! Component: 100 - total flux cleaned = -0.00101557 Jy ! Component: 150 - total flux cleaned = -0.00112133 Jy ! Component: 200 - total flux cleaned = -0.00121498 Jy ! Total flux subtracted in 200 components = -0.00121498 Jy ! Clean residual min=-0.001254 max=0.001191 Jy/beam ! Clean residual mean=0.000000 rms=0.000291 Jy/beam ! Combined flux in latest and established models = 0.0935973 Jy selfcal ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 90 components and 0.0935973 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=0.069103Jy sigma=1.194045 ! Fit after self-cal, rms=0.069113Jy sigma=1.194019 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 = -0.000193906 Jy ! Component: 100 - total flux cleaned = -0.000256385 Jy ! Component: 150 - total flux cleaned = -0.000302075 Jy ! Component: 200 - total flux cleaned = -0.00032308 Jy ! Total flux subtracted in 200 components = -0.00032308 Jy ! Clean residual min=-0.001239 max=0.001190 Jy/beam ! Clean residual mean=0.000001 rms=0.000290 Jy/beam ! Combined flux in latest and established models = 0.0932742 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 95 components and 0.0932742 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=0.069108Jy sigma=1.193950 ! Fit after self-cal, rms=0.069106Jy sigma=1.193942 ! 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=0.069106Jy sigma=1.193942 ! Fit after self-cal, rms=0.069413Jy sigma=1.193866 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.249 mas, bmaj=4.045 mas, bpa=2.346 degrees ! Estimated noise=0.27396 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000498708 Jy ! Component: 100 - total flux cleaned = -0.000579122 Jy ! Component: 150 - total flux cleaned = -0.000590287 Jy ! Component: 200 - total flux cleaned = -0.00059049 Jy ! Total flux subtracted in 200 components = -0.00059049 Jy ! Clean residual min=-0.001566 max=0.001561 Jy/beam ! Clean residual mean=0.000001 rms=0.000382 Jy/beam ! Combined flux in latest and established models = 0.0926837 Jy selfcal ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 110 components and 0.0926837 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=0.069411Jy sigma=1.193823 ! Fit after self-cal, rms=0.069418Jy sigma=1.193809 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 = -9.27717e-05 Jy ! Component: 100 - total flux cleaned = -8.23896e-05 Jy ! Component: 150 - total flux cleaned = -8.24753e-05 Jy ! Component: 200 - total flux cleaned = -7.37051e-05 Jy ! Total flux subtracted in 200 components = -7.37051e-05 Jy ! Clean residual min=-0.001571 max=0.001518 Jy/beam ! Clean residual mean=0.000001 rms=0.000380 Jy/beam ! Combined flux in latest and established models = 0.09261 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 115 components and 0.09261 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=0.069416Jy sigma=1.193801 ! Fit after self-cal, rms=0.069416Jy sigma=1.193798 ! 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=0.8953 mas, bmaj=2.027 mas, bpa=-2.193 degrees ! Estimated noise=0.218783 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8953 x 2.027 at -2.193 degrees (North through East) ! Clean map min=-0.0011573 max=0.084699 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=0.6944 mas, bmaj=1.642 mas, bpa=-2.081 degrees ! Estimated noise=0.383468 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0657189 Jy ! Component: 100 - total flux cleaned = 0.0803116 Jy ! Component: 150 - total flux cleaned = 0.0855772 Jy ! Component: 200 - total flux cleaned = 0.088769 Jy ! Total flux subtracted in 200 components = 0.088769 Jy ! Clean residual min=-0.002216 max=0.002114 Jy/beam ! Clean residual mean=0.000002 rms=0.000507 Jy/beam ! Combined flux in latest and established models = 0.088769 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 17 model components to the UV plane model. ! The established model now contains 17 components and 0.088769 Jy ! Inverting map and beam ! Estimated beam: bmin=0.8953 mas, bmaj=2.027 mas, bpa=-2.193 degrees ! Estimated noise=0.218783 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 = 0.00218206 Jy ! Component: 100 - total flux cleaned = 0.00286401 Jy ! Component: 150 - total flux cleaned = 0.00297094 Jy ! Component: 200 - total flux cleaned = 0.00306471 Jy ! Total flux subtracted in 200 components = 0.00306471 Jy ! Clean residual min=-0.001225 max=0.001333 Jy/beam ! Clean residual mean=0.000001 rms=0.000300 Jy/beam ! Combined flux in latest and established models = 0.0918337 Jy ! Adding 28 model components to the UV plane model. ! The established model now contains 39 components and 0.0918337 Jy ! Inverting map ! Added new window around map position (-27.6, 44.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00102724 Jy ! Component: 100 - total flux cleaned = 0.00116511 Jy ! Component: 150 - total flux cleaned = 0.00123771 Jy ! Component: 200 - total flux cleaned = 0.00130441 Jy ! Total flux subtracted in 200 components = 0.00130441 Jy ! Clean residual min=-0.001199 max=0.001216 Jy/beam ! Clean residual mean=0.000001 rms=0.000279 Jy/beam ! Combined flux in latest and established models = 0.0931381 Jy ! Adding 26 model components to the UV plane model. ! The established model now contains 54 components and 0.0931381 Jy ! Inverting map ! Added new window around map position (-31, -35.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000698749 Jy ! Component: 100 - total flux cleaned = 0.000816459 Jy ! Component: 150 - total flux cleaned = 0.000881725 Jy ! Component: 200 - total flux cleaned = 0.000881762 Jy ! Total flux subtracted in 200 components = 0.000881762 Jy ! Clean residual min=-0.001145 max=0.001092 Jy/beam ! Clean residual mean=0.000000 rms=0.000266 Jy/beam ! Combined flux in latest and established models = 0.0940199 Jy ! Adding 28 model components to the UV plane model. ! The established model now contains 68 components and 0.0940199 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=2.249 mas, bmaj=4.045 mas, bpa=2.346 degrees ! Estimated noise=0.27396 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000500589 Jy ! Component: 100 - total flux cleaned = -0.000521413 Jy ! Component: 150 - total flux cleaned = -0.000570419 Jy ! Component: 200 - total flux cleaned = -0.000614434 Jy ! Total flux subtracted in 200 components = -0.000614434 Jy ! Clean residual min=-0.001254 max=0.001242 Jy/beam ! Clean residual mean=0.000001 rms=0.000327 Jy/beam ! Combined flux in latest and established models = 0.0934055 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 = -3.95665e-05 Jy ! Component: 100 - total flux cleaned = -8.64014e-05 Jy ! Component: 150 - total flux cleaned = -0.000118388 Jy ! Component: 200 - total flux cleaned = -0.000148362 Jy ! Total flux subtracted in 200 components = -0.000148362 Jy ! Clean residual min=-0.001241 max=0.001224 Jy/beam ! Clean residual mean=0.000001 rms=0.000319 Jy/beam ! Combined flux in latest and established models = 0.0932571 Jy ! Adding 23 model components to the UV plane model. ! The established model now contains 89 components and 0.0932571 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.8953 mas, bmaj=2.027 mas, bpa=-2.193 degrees ! Estimated noise=0.218783 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000284801 Jy ! Component: 100 - total flux cleaned = 0.000246884 Jy ! Component: 150 - total flux cleaned = 0.000213233 Jy ! Component: 200 - total flux cleaned = 0.000213085 Jy ! Total flux subtracted in 200 components = 0.000213085 Jy ! Clean residual min=-0.001149 max=0.001053 Jy/beam ! Clean residual mean=0.000000 rms=0.000254 Jy/beam ! Combined flux in latest and established models = 0.0934702 Jy selfcal ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 106 components and 0.0934702 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=0.069372Jy sigma=1.193201 ! Fit after self-cal, rms=0.069357Jy sigma=1.193076 wmodel J1208-1421_X_map.mod ! Writing 106 model components to file: J1208-1421_X_map.mod wobs J1208-1421_X_uvs.fits ! Writing UV FITS file: J1208-1421_X_uvs.fits wwins J1208-1421_X_map.win ! wwins: Wrote 5 windows to J1208-1421_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 = -0.000326894 Jy ! Component: 100 - total flux cleaned = -0.000402465 Jy ! Component: 150 - total flux cleaned = -0.000350366 Jy ! Component: 200 - total flux cleaned = -0.000299434 Jy ! Component: 250 - total flux cleaned = -0.000200955 Jy ! Component: 300 - total flux cleaned = -8.93875e-05 Jy ! Component: 350 - total flux cleaned = 3.99713e-06 Jy ! Component: 400 - total flux cleaned = 3.46227e-05 Jy ! Component: 450 - total flux cleaned = 0.000124442 Jy ! Component: 500 - total flux cleaned = 0.000226849 Jy ! Component: 550 - total flux cleaned = 0.000327545 Jy ! Component: 600 - total flux cleaned = 0.000384298 Jy ! Component: 650 - total flux cleaned = 0.000453767 Jy ! Component: 700 - total flux cleaned = 0.000549328 Jy ! Component: 750 - total flux cleaned = 0.000616301 Jy ! Component: 800 - total flux cleaned = 0.000695478 Jy ! Component: 850 - total flux cleaned = 0.000799444 Jy ! Component: 900 - total flux cleaned = 0.000876301 Jy ! Component: 950 - total flux cleaned = 0.000977623 Jy ! Component: 1000 - total flux cleaned = 0.00104027 Jy ! Component: 1050 - total flux cleaned = 0.00113911 Jy ! Component: 1100 - total flux cleaned = 0.00123663 Jy ! Component: 1150 - total flux cleaned = 0.00129699 Jy ! Component: 1200 - total flux cleaned = 0.00136842 Jy ! Component: 1250 - total flux cleaned = 0.00141554 Jy ! Component: 1300 - total flux cleaned = 0.00147397 Jy ! Component: 1350 - total flux cleaned = 0.00154332 Jy ! Component: 1400 - total flux cleaned = 0.00162326 Jy ! Component: 1450 - total flux cleaned = 0.0016233 Jy ! Component: 1500 - total flux cleaned = 0.00169066 Jy ! Component: 1550 - total flux cleaned = 0.0017351 Jy ! Component: 1600 - total flux cleaned = 0.00179005 Jy ! Component: 1650 - total flux cleaned = 0.00182297 Jy ! Component: 1700 - total flux cleaned = 0.00183365 Jy ! Component: 1750 - total flux cleaned = 0.00186602 Jy ! Component: 1800 - total flux cleaned = 0.00191898 Jy ! Component: 1850 - total flux cleaned = 0.00199262 Jy ! Component: 1900 - total flux cleaned = 0.00204468 Jy ! Component: 1950 - total flux cleaned = 0.0021168 Jy ! Component: 2000 - total flux cleaned = 0.00213734 Jy ! Component: 2050 - total flux cleaned = 0.00216796 Jy ! Component: 2100 - total flux cleaned = 0.00227848 Jy ! Component: 2150 - total flux cleaned = 0.00229817 Jy ! Component: 2200 - total flux cleaned = 0.00233758 Jy ! Component: 2250 - total flux cleaned = 0.00234739 Jy ! Component: 2300 - total flux cleaned = 0.00239601 Jy ! Component: 2350 - total flux cleaned = 0.00244419 Jy ! Component: 2400 - total flux cleaned = 0.00247291 Jy ! Component: 2450 - total flux cleaned = 0.00251091 Jy ! Component: 2500 - total flux cleaned = 0.00257691 Jy ! Component: 2550 - total flux cleaned = 0.00260506 Jy ! Component: 2600 - total flux cleaned = 0.00265159 Jy ! Component: 2650 - total flux cleaned = 0.00268834 Jy ! Component: 2700 - total flux cleaned = 0.00270683 Jy ! Component: 2750 - total flux cleaned = 0.00277962 Jy ! Component: 2800 - total flux cleaned = 0.0027977 Jy ! Component: 2850 - total flux cleaned = 0.00283349 Jy ! Component: 2900 - total flux cleaned = 0.0028781 Jy ! Component: 2950 - total flux cleaned = 0.00291349 Jy ! Component: 3000 - total flux cleaned = 0.00291357 Jy ! Component: 3050 - total flux cleaned = 0.00296588 Jy ! Component: 3100 - total flux cleaned = 0.00299179 Jy ! Component: 3150 - total flux cleaned = 0.00304331 Jy ! Component: 3200 - total flux cleaned = 0.00300064 Jy ! Component: 3250 - total flux cleaned = 0.00305157 Jy ! Component: 3300 - total flux cleaned = 0.00303477 Jy ! Component: 3350 - total flux cleaned = 0.00308516 Jy ! Component: 3400 - total flux cleaned = 0.00309345 Jy ! Component: 3450 - total flux cleaned = 0.00308519 Jy ! Component: 3500 - total flux cleaned = 0.00309345 Jy ! Component: 3550 - total flux cleaned = 0.00309347 Jy ! Component: 3600 - total flux cleaned = 0.00313405 Jy ! Component: 3650 - total flux cleaned = 0.00316624 Jy ! Component: 3700 - total flux cleaned = 0.00316627 Jy ! Component: 3750 - total flux cleaned = 0.00317419 Jy ! Component: 3800 - total flux cleaned = 0.00319796 Jy ! Component: 3850 - total flux cleaned = 0.00322938 Jy ! Component: 3900 - total flux cleaned = 0.00320591 Jy ! Component: 3950 - total flux cleaned = 0.00322145 Jy ! Component: 4000 - total flux cleaned = 0.00324467 Jy ! Component: 4050 - total flux cleaned = 0.00323698 Jy ! Total flux subtracted in 4096 components = 0.00325232 Jy ! Clean residual min=-0.000459 max=0.000559 Jy/beam ! Clean residual mean=-0.000000 rms=0.000132 Jy/beam ! Combined flux in latest and established models = 0.0967225 Jy keep ! Adding 303 model components to the UV plane model. ! The established model now contains 409 components and 0.0967225 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J1208-1421_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8953 x 2.027 at -2.193 degrees (North through East) ! Clean map min=-0.00076278 max=0.084821 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J1208-1421_X_map.fits wmodel /vlbi/uf001/uva//J1208-1421_X_map.mod ! Writing 409 model components to file: /vlbi/uf001/uva//J1208-1421_X_map.mod wobs /vlbi/uf001/uva//J1208-1421_X_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J1208-1421_X_uvs.fits wwins /vlbi/uf001/uva//J1208-1421_X_map.win ! wwins: Wrote 6 windows to /vlbi/uf001/uva//J1208-1421_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0848214 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000131889 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.466471 0.466471 0.932942 1.86588 3.73177 7.46354 14.9271 29.8541 59.7083 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0003 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.084 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 643.126 quit ! Quitting program ! Log file /vlbi/uf001/uva//J1208-1421_X_dfm.log closed on Mon Jan 14 01:40:37 2019