! Started logfile: /vlbi/uf001/uva//J1058+2817_X_dfm.log on Mon Jan 14 01:03:36 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//J1058+2817_X_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J1058+2817_X_uva.fits ! AN table 1: 57 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.980897 visibilities/baseline/integration-bin. ! Found source: J1058+2817 ! ! 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 30192 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 J1058+2817_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 32 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 32 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 32 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 32 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 32 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 32 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 32 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 32 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 32 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 32 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 32 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 32 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.006550Jy sigma=24.831436 ! Fit after self-cal, rms=0.901358Jy sigma=22.185421 ! 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=0.7043 mas, bmaj=1.422 mas, bpa=-2.95 degrees ! Estimated noise=0.354973 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 = 0.0785605 Jy ! Component: 100 - total flux cleaned = 0.0963256 Jy ! Total flux subtracted in 100 components = 0.0963256 Jy ! Clean residual min=-0.004492 max=0.006287 Jy/beam ! Clean residual mean=0.000005 rms=0.000926 Jy/beam ! Combined flux in latest and established models = 0.0963256 Jy ! Performing phase self-cal ! Adding 3 model components to the UV plane model. ! The established model now contains 3 components and 0.0963256 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=0.061735Jy sigma=1.405814 ! Fit after self-cal, rms=0.061665Jy sigma=1.404829 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00634491 Jy ! Component: 100 - total flux cleaned = 0.00798722 Jy ! Total flux subtracted in 100 components = 0.00798722 Jy ! Clean residual min=-0.004477 max=0.005066 Jy/beam ! Clean residual mean=0.000004 rms=0.000841 Jy/beam ! Combined flux in latest and established models = 0.104313 Jy ! Performing phase self-cal ! Adding 5 model components to the UV plane model. ! The established model now contains 6 components and 0.104313 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=0.061204Jy sigma=1.387249 ! Fit after self-cal, rms=0.061201Jy sigma=1.387142 ! Inverting map ! Added new window around map position (-1, -1.8). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00421734 Jy ! Component: 100 - total flux cleaned = 0.00488761 Jy ! Total flux subtracted in 100 components = 0.00488761 Jy ! Clean residual min=-0.004115 max=0.004488 Jy/beam ! Clean residual mean=0.000004 rms=0.000793 Jy/beam ! Combined flux in latest and established models = 0.1092 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 14 components and 0.1092 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=0.060946Jy sigma=1.378253 ! Fit after self-cal, rms=0.060927Jy sigma=1.377621 ! 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=0.9362 mas, bmaj=1.738 mas, bpa=-2.313 degrees ! Estimated noise=0.174156 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 = 0.00305019 Jy ! Component: 100 - total flux cleaned = 0.0051134 Jy ! Component: 150 - total flux cleaned = 0.00625412 Jy ! Component: 200 - total flux cleaned = 0.00659777 Jy ! Total flux subtracted in 200 components = 0.00659777 Jy ! Clean residual min=-0.004501 max=0.003721 Jy/beam ! Clean residual mean=0.000003 rms=0.000830 Jy/beam ! Combined flux in latest and established models = 0.115798 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 24 components and 0.115798 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=0.060767Jy sigma=1.371738 ! Fit after self-cal, rms=0.060769Jy sigma=1.371475 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9362 x 1.738 at -2.313 degrees (North through East) ! Clean map min=-0.0043789 max=0.10011 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.13 FD 1.06 HN 1.01 KP 1.14 ! LA 0.81 MK 1.03 NL 1.15 OV 0.96 ! PT 1.01 SC 0.98 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.15 FD 1.06 HN 0.98 KP 1.11 ! LA 0.81 MK 1.01 NL 1.14 OV 0.98 ! PT 1.02 SC 0.95 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.12 FD 1.04 HN 0.98 KP 1.19 ! LA 0.79 MK 1.03 NL 1.15 OV 0.98 ! PT 1.02 SC 0.96 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.18 FD 1.05 HN 0.96 KP 1.09 ! LA 0.81 MK 0.99 NL 1.14 OV 0.96 ! PT 1.01 SC 0.92 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.13 FD 1.06 HN 0.95 KP 1.14 ! LA 0.78 MK 1.02 NL 1.13 OV 1.01 ! PT 0.98 SC 0.94 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.12 FD 1.03 HN 1.00 KP 1.13 ! LA 0.79 MK 1.03 NL 1.12 OV 0.98 ! PT 0.95 SC 0.97 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.12 FD 1.05 HN 0.98 KP 1.08 ! LA 0.76 MK 1.02 NL 1.15 OV 0.98 ! PT 0.98 SC 0.93 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.14 FD 1.04 HN 0.96 KP 1.12 ! LA 0.80 MK 0.99 NL 1.14 OV 0.98 ! PT 0.99 SC 0.95 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.11 FD 1.04 HN 0.96 KP 1.10 ! LA 0.78 MK 0.99 NL 1.19 OV 0.97 ! PT 0.99 SC 0.90 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 1.07 HN 0.98 KP 1.17 ! LA 0.78 MK 0.97 NL 1.13 OV 1.00 ! PT 0.97 SC 0.92 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.10 FD 1.03 HN 0.93 KP 1.10 ! LA 0.80 MK 0.99 NL 1.14 OV 0.99 ! PT 0.99 SC 0.94 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.12 FD 1.09 HN 0.95 KP 1.11 ! LA 0.80 MK 0.98 NL 1.12 OV 0.97 ! PT 1.00 SC 0.94 ! ! ! Fit before self-cal, rms=0.060769Jy sigma=1.371475 ! Fit after self-cal, rms=0.059017Jy sigma=1.314883 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.9291 mas, bmaj=1.745 mas, bpa=-1.719 degrees ! Estimated noise=0.174323 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 = -0.00154765 Jy ! Component: 100 - total flux cleaned = -0.0018632 Jy ! Component: 150 - total flux cleaned = -0.00210819 Jy ! Component: 200 - total flux cleaned = -0.00230463 Jy ! Total flux subtracted in 200 components = -0.00230463 Jy ! Clean residual min=-0.001548 max=0.001313 Jy/beam ! Clean residual mean=-0.000000 rms=0.000313 Jy/beam ! Combined flux in latest and established models = 0.113494 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 41 components and 0.113494 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=0.058969Jy sigma=1.313546 ! Fit after self-cal, rms=0.059149Jy sigma=1.312291 ! 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=0.059149Jy sigma=1.312291 ! Fit after self-cal, rms=0.061407Jy sigma=1.304607 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9287 mas, bmaj=1.738 mas, bpa=-1.541 degrees ! Estimated noise=0.174492 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000611779 Jy ! Component: 100 - total flux cleaned = -0.000790998 Jy ! Component: 150 - total flux cleaned = -0.000916994 Jy ! Component: 200 - total flux cleaned = -0.0010141 Jy ! Total flux subtracted in 200 components = -0.0010141 Jy ! Clean residual min=-0.001037 max=0.000982 Jy/beam ! Clean residual mean=-0.000001 rms=0.000240 Jy/beam ! Combined flux in latest and established models = 0.11248 Jy selfcal ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 44 components and 0.11248 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=0.061389Jy sigma=1.304182 ! Fit after self-cal, rms=0.061438Jy sigma=1.304025 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 = -0.000116731 Jy ! Component: 100 - total flux cleaned = -0.000209766 Jy ! Component: 150 - total flux cleaned = -0.000248321 Jy ! Component: 200 - total flux cleaned = -0.000264975 Jy ! Total flux subtracted in 200 components = -0.000264975 Jy ! Clean residual min=-0.001034 max=0.000973 Jy/beam ! Clean residual mean=-0.000001 rms=0.000238 Jy/beam ! Combined flux in latest and established models = 0.112215 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 51 components and 0.112215 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=0.061434Jy sigma=1.303929 ! Fit after self-cal, rms=0.061433Jy sigma=1.303916 ! 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=0.061433Jy sigma=1.303916 ! Fit after self-cal, rms=0.061581Jy sigma=1.303786 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9276 mas, bmaj=1.739 mas, bpa=-1.62 degrees ! Estimated noise=0.174443 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000213161 Jy ! Component: 100 - total flux cleaned = -0.000328094 Jy ! Component: 150 - total flux cleaned = -0.000424009 Jy ! Component: 200 - total flux cleaned = -0.000462576 Jy ! Total flux subtracted in 200 components = -0.000462576 Jy ! Clean residual min=-0.001007 max=0.000954 Jy/beam ! Clean residual mean=-0.000001 rms=0.000234 Jy/beam ! Combined flux in latest and established models = 0.111752 Jy selfcal ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 51 components and 0.111752 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=0.061575Jy sigma=1.303665 ! Fit after self-cal, rms=0.061579Jy sigma=1.303649 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 = -4.16354e-05 Jy ! Component: 100 - total flux cleaned = -9.02853e-05 Jy ! Component: 150 - total flux cleaned = -9.70509e-05 Jy ! Component: 200 - total flux cleaned = -0.000109961 Jy ! Total flux subtracted in 200 components = -0.000109961 Jy ! Clean residual min=-0.001013 max=0.000951 Jy/beam ! Clean residual mean=-0.000001 rms=0.000233 Jy/beam ! Combined flux in latest and established models = 0.111642 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 53 components and 0.111642 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=0.061577Jy sigma=1.303605 ! Fit after self-cal, rms=0.061577Jy sigma=1.303601 ! 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=0.061577Jy sigma=1.303601 ! Fit after self-cal, rms=0.061589Jy sigma=1.303570 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.148 mas, bmaj=2.787 mas, bpa=-3.818 degrees ! Estimated noise=0.214549 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 3.41737e-05 Jy ! Component: 100 - total flux cleaned = 7.42072e-06 Jy ! Component: 150 - total flux cleaned = -2.22084e-05 Jy ! Component: 200 - total flux cleaned = -3.43098e-05 Jy ! Total flux subtracted in 200 components = -3.43098e-05 Jy ! Clean residual min=-0.001235 max=0.001127 Jy/beam ! Clean residual mean=-0.000001 rms=0.000304 Jy/beam ! Combined flux in latest and established models = 0.111608 Jy selfcal ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 57 components and 0.111608 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=0.061590Jy sigma=1.303582 ! Fit after self-cal, rms=0.061589Jy sigma=1.303567 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 = 3.83597e-05 Jy ! Component: 100 - total flux cleaned = 3.84803e-05 Jy ! Component: 150 - total flux cleaned = 3.85008e-05 Jy ! Component: 200 - total flux cleaned = 3.39913e-05 Jy ! Total flux subtracted in 200 components = 3.39913e-05 Jy ! Clean residual min=-0.001243 max=0.001094 Jy/beam ! Clean residual mean=-0.000001 rms=0.000303 Jy/beam ! Combined flux in latest and established models = 0.111642 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 58 components and 0.111642 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=0.061590Jy sigma=1.303592 ! Fit after self-cal, rms=0.061589Jy sigma=1.303588 ! 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=0.9269 mas, bmaj=1.739 mas, bpa=-1.664 degrees ! Estimated noise=0.174355 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9269 x 1.739 at -1.664 degrees (North through East) ! Clean map min=-0.00092031 max=0.10034 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=0.6974 mas, bmaj=1.418 mas, bpa=-2.167 degrees ! Estimated noise=0.353551 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0781515 Jy ! Component: 100 - total flux cleaned = 0.095815 Jy ! Component: 150 - total flux cleaned = 0.102385 Jy ! Component: 200 - total flux cleaned = 0.105958 Jy ! Total flux subtracted in 200 components = 0.105958 Jy ! Clean residual min=-0.002125 max=0.002258 Jy/beam ! Clean residual mean=-0.000000 rms=0.000485 Jy/beam ! Combined flux in latest and established models = 0.105958 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 0.105958 Jy ! Inverting map and beam ! Estimated beam: bmin=0.9269 mas, bmaj=1.739 mas, bpa=-1.664 degrees ! Estimated noise=0.174355 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 = 0.00198231 Jy ! Component: 100 - total flux cleaned = 0.00314344 Jy ! Component: 150 - total flux cleaned = 0.00388867 Jy ! Component: 200 - total flux cleaned = 0.00438357 Jy ! Total flux subtracted in 200 components = 0.00438357 Jy ! Clean residual min=-0.001005 max=0.000937 Jy/beam ! Clean residual mean=-0.000000 rms=0.000237 Jy/beam ! Combined flux in latest and established models = 0.110342 Jy ! Adding 20 model components to the UV plane model. ! The established model now contains 27 components and 0.110342 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=2.148 mas, bmaj=2.787 mas, bpa=-3.818 degrees ! Estimated noise=0.214549 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000711556 Jy ! Component: 100 - total flux cleaned = 0.000885772 Jy ! Component: 150 - total flux cleaned = 0.000955988 Jy ! Component: 200 - total flux cleaned = 0.000995436 Jy ! Total flux subtracted in 200 components = 0.000995436 Jy ! Clean residual min=-0.001262 max=0.001093 Jy/beam ! Clean residual mean=-0.000001 rms=0.000302 Jy/beam ! Combined flux in latest and established models = 0.111337 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 = 1.29403e-05 Jy ! Component: 100 - total flux cleaned = 2.46261e-05 Jy ! Component: 150 - total flux cleaned = 3.46729e-05 Jy ! Component: 200 - total flux cleaned = 4.3677e-05 Jy ! Total flux subtracted in 200 components = 4.3677e-05 Jy ! Clean residual min=-0.001265 max=0.001096 Jy/beam ! Clean residual mean=-0.000001 rms=0.000301 Jy/beam ! Combined flux in latest and established models = 0.111381 Jy ! Adding 13 model components to the UV plane model. ! The established model now contains 37 components and 0.111381 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.9269 mas, bmaj=1.739 mas, bpa=-1.664 degrees ! Estimated noise=0.174355 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000359942 Jy ! Component: 100 - total flux cleaned = -0.000360408 Jy ! Component: 150 - total flux cleaned = -0.0003473 Jy ! Component: 200 - total flux cleaned = -0.000322172 Jy ! Total flux subtracted in 200 components = -0.000322172 Jy ! Clean residual min=-0.000992 max=0.000940 Jy/beam ! Clean residual mean=-0.000001 rms=0.000233 Jy/beam ! Combined flux in latest and established models = 0.111059 Jy selfcal ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 40 components and 0.111059 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=0.061594Jy sigma=1.303754 ! Fit after self-cal, rms=0.061592Jy sigma=1.303711 wmodel J1058+2817_X_map.mod ! Writing 40 model components to file: J1058+2817_X_map.mod wobs J1058+2817_X_uvs.fits ! Writing UV FITS file: J1058+2817_X_uvs.fits wwins J1058+2817_X_map.win ! wwins: Wrote 2 windows to J1058+2817_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 = -0.000267852 Jy ! Component: 100 - total flux cleaned = -0.000268141 Jy ! Component: 150 - total flux cleaned = -0.000283594 Jy ! Component: 200 - total flux cleaned = -0.000346777 Jy ! Component: 250 - total flux cleaned = -0.0004235 Jy ! Component: 300 - total flux cleaned = -0.000423652 Jy ! Component: 350 - total flux cleaned = -0.000467609 Jy ! Component: 400 - total flux cleaned = -0.000481831 Jy ! Component: 450 - total flux cleaned = -0.000481917 Jy ! Component: 500 - total flux cleaned = -0.000509682 Jy ! Component: 550 - total flux cleaned = -0.000523475 Jy ! Component: 600 - total flux cleaned = -0.000590334 Jy ! Component: 650 - total flux cleaned = -0.000563645 Jy ! Component: 700 - total flux cleaned = -0.000589526 Jy ! Component: 750 - total flux cleaned = -0.000563602 Jy ! Component: 800 - total flux cleaned = -0.000550904 Jy ! Component: 850 - total flux cleaned = -0.000513443 Jy ! Component: 900 - total flux cleaned = -0.000501369 Jy ! Component: 950 - total flux cleaned = -0.000525956 Jy ! Component: 1000 - total flux cleaned = -0.000501395 Jy ! Component: 1050 - total flux cleaned = -0.000441279 Jy ! Component: 1100 - total flux cleaned = -0.000453298 Jy ! Component: 1150 - total flux cleaned = -0.000476906 Jy ! Component: 1200 - total flux cleaned = -0.00047675 Jy ! Component: 1250 - total flux cleaned = -0.000476698 Jy ! Component: 1300 - total flux cleaned = -0.000511053 Jy ! Component: 1350 - total flux cleaned = -0.000488247 Jy ! Component: 1400 - total flux cleaned = -0.000476928 Jy ! Component: 1450 - total flux cleaned = -0.00048821 Jy ! Component: 1500 - total flux cleaned = -0.00046613 Jy ! Component: 1550 - total flux cleaned = -0.000455075 Jy ! Component: 1600 - total flux cleaned = -0.000455192 Jy ! Component: 1650 - total flux cleaned = -0.000476894 Jy ! Component: 1700 - total flux cleaned = -0.000466147 Jy ! Component: 1750 - total flux cleaned = -0.000455475 Jy ! Component: 1800 - total flux cleaned = -0.00046605 Jy ! Component: 1850 - total flux cleaned = -0.000445169 Jy ! Component: 1900 - total flux cleaned = -0.00047628 Jy ! Component: 1950 - total flux cleaned = -0.000517672 Jy ! Component: 2000 - total flux cleaned = -0.000548468 Jy ! Component: 2050 - total flux cleaned = -0.000507642 Jy ! Component: 2100 - total flux cleaned = -0.000517856 Jy ! Component: 2150 - total flux cleaned = -0.000528027 Jy ! Component: 2200 - total flux cleaned = -0.00052822 Jy ! Component: 2250 - total flux cleaned = -0.000577867 Jy ! Component: 2300 - total flux cleaned = -0.000597563 Jy ! Component: 2350 - total flux cleaned = -0.000597482 Jy ! Component: 2400 - total flux cleaned = -0.000597517 Jy ! Component: 2450 - total flux cleaned = -0.000616849 Jy ! Component: 2500 - total flux cleaned = -0.000626482 Jy ! Component: 2550 - total flux cleaned = -0.000636124 Jy ! Component: 2600 - total flux cleaned = -0.000664553 Jy ! Component: 2650 - total flux cleaned = -0.000664529 Jy ! Component: 2700 - total flux cleaned = -0.000683278 Jy ! Component: 2750 - total flux cleaned = -0.000739216 Jy ! Component: 2800 - total flux cleaned = -0.000683632 Jy ! Component: 2850 - total flux cleaned = -0.000738952 Jy ! Component: 2900 - total flux cleaned = -0.000775681 Jy ! Component: 2950 - total flux cleaned = -0.00077567 Jy ! Component: 3000 - total flux cleaned = -0.000775747 Jy ! Component: 3050 - total flux cleaned = -0.000838872 Jy ! Component: 3100 - total flux cleaned = -0.000883817 Jy ! Component: 3150 - total flux cleaned = -0.000857056 Jy ! Component: 3200 - total flux cleaned = -0.000874846 Jy ! Component: 3250 - total flux cleaned = -0.000892499 Jy ! Component: 3300 - total flux cleaned = -0.000892495 Jy ! Component: 3350 - total flux cleaned = -0.00093618 Jy ! Component: 3400 - total flux cleaned = -0.000953588 Jy ! Component: 3450 - total flux cleaned = -0.000953522 Jy ! Component: 3500 - total flux cleaned = -0.000970768 Jy ! Component: 3550 - total flux cleaned = -0.000953608 Jy ! Component: 3600 - total flux cleaned = -0.000996296 Jy ! Component: 3650 - total flux cleaned = -0.000979309 Jy ! Component: 3700 - total flux cleaned = -0.000996245 Jy ! Component: 3750 - total flux cleaned = -0.00096258 Jy ! Component: 3800 - total flux cleaned = -0.00102957 Jy ! Component: 3850 - total flux cleaned = -0.00104627 Jy ! Component: 3900 - total flux cleaned = -0.00105448 Jy ! Component: 3950 - total flux cleaned = -0.00106274 Jy ! Component: 4000 - total flux cleaned = -0.00102171 Jy ! Component: 4050 - total flux cleaned = -0.00105438 Jy ! Total flux subtracted in 4096 components = -0.00107068 Jy ! Clean residual min=-0.000487 max=0.000485 Jy/beam ! Clean residual mean=-0.000000 rms=0.000141 Jy/beam ! Combined flux in latest and established models = 0.109988 Jy keep ! Adding 336 model components to the UV plane model. ! The established model now contains 376 components and 0.109988 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J1058+2817_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9269 x 1.739 at -1.664 degrees (North through East) ! Clean map min=-0.0008426 max=0.10029 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J1058+2817_X_map.fits wmodel /vlbi/uf001/uva//J1058+2817_X_map.mod ! Writing 376 model components to file: /vlbi/uf001/uva//J1058+2817_X_map.mod wobs /vlbi/uf001/uva//J1058+2817_X_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J1058+2817_X_uvs.fits wwins /vlbi/uf001/uva//J1058+2817_X_map.win ! wwins: Wrote 3 windows to /vlbi/uf001/uva//J1058+2817_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.100293 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000140987 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.421724 0.421724 0.843448 1.6869 3.37379 6.74758 13.4952 26.9903 53.9806 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0004 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.1 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 711.366 quit ! Quitting program ! Log file /vlbi/uf001/uva//J1058+2817_X_dfm.log closed on Mon Jan 14 01:03:41 2019