! Started logfile: /vlbi/uf001/uva//J2027-0831_X_dfm.log on Mon Jan 14 05:30:09 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//J2027-0831_X_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J2027-0831_X_uva.fits ! AN table 1: 42 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.961905 visibilities/baseline/integration-bin. ! Found source: J2027-0831 ! ! 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 21816 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 J2027-0831_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 105 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 105 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 105 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 105 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 105 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 105 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 105 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 105 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 105 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 105 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 105 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 105 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.022664Jy sigma=21.163831 ! Fit after self-cal, rms=0.784480Jy sigma=16.363247 ! 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=0.648 mas, bmaj=1.616 mas, bpa=-2.264 degrees ! Estimated noise=0.417589 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 = 0.15411 Jy ! Component: 100 - total flux cleaned = 0.205654 Jy ! Total flux subtracted in 100 components = 0.205654 Jy ! Clean residual min=-0.010173 max=0.023456 Jy/beam ! Clean residual mean=0.000005 rms=0.002255 Jy/beam ! Combined flux in latest and established models = 0.205654 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 7 components and 0.205654 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=0.086780Jy sigma=1.644271 ! Fit after self-cal, rms=0.086650Jy sigma=1.641544 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0264284 Jy ! Component: 100 - total flux cleaned = 0.0408488 Jy ! Total flux subtracted in 100 components = 0.0408488 Jy ! Clean residual min=-0.008231 max=0.013007 Jy/beam ! Clean residual mean=0.000001 rms=0.001659 Jy/beam ! Combined flux in latest and established models = 0.246503 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 16 components and 0.246503 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=0.074709Jy sigma=1.404385 ! Fit after self-cal, rms=0.074677Jy sigma=1.403690 ! Inverting map ! Added new window around map position (-1.8, 3.4). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0122661 Jy ! Component: 100 - total flux cleaned = 0.0204976 Jy ! Total flux subtracted in 100 components = 0.0204976 Jy ! Clean residual min=-0.007722 max=0.009114 Jy/beam ! Clean residual mean=0.000001 rms=0.001466 Jy/beam ! Combined flux in latest and established models = 0.267001 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 24 components and 0.267001 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=0.071780Jy sigma=1.346418 ! Fit after self-cal, rms=0.071756Jy sigma=1.345541 ! Inverting map ! Added new window around map position (-1, 2.6). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00884294 Jy ! Component: 100 - total flux cleaned = 0.014829 Jy ! Total flux subtracted in 100 components = 0.014829 Jy ! Clean residual min=-0.007156 max=0.008362 Jy/beam ! Clean residual mean=0.000001 rms=0.001362 Jy/beam ! Combined flux in latest and established models = 0.28183 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 31 components and 0.281829 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=0.069980Jy sigma=1.315282 ! Fit after self-cal, rms=0.069910Jy sigma=1.313557 ! 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=0.802 mas, bmaj=1.869 mas, bpa=-2.168 degrees ! Estimated noise=0.284176 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 = 0.00696863 Jy ! Component: 100 - total flux cleaned = 0.0112817 Jy ! Component: 150 - total flux cleaned = 0.0128095 Jy ! Component: 200 - total flux cleaned = 0.014068 Jy ! Total flux subtracted in 200 components = 0.014068 Jy ! Clean residual min=-0.006857 max=0.008459 Jy/beam ! Clean residual mean=0.000003 rms=0.001577 Jy/beam ! Combined flux in latest and established models = 0.295897 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 45 components and 0.295897 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=0.068786Jy sigma=1.299332 ! Fit after self-cal, rms=0.068730Jy sigma=1.298204 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.802 x 1.869 at -2.168 degrees (North through East) ! Clean map min=-0.0062788 max=0.21331 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 0.99 HN 0.89 KP 0.98 ! LA 0.89 MK 0.98 NL 1.18 OV 0.95 ! PT 1.00* SC 0.99 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 0.97 HN 0.91 KP 0.95 ! LA 0.91 MK 0.99 NL 1.21 OV 0.96 ! PT 1.00* SC 0.99 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 1.01 HN 0.90 KP 0.96 ! LA 0.90 MK 0.98 NL 1.19 OV 0.97 ! PT 1.00* SC 0.97 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 FD 0.99 HN 0.92 KP 0.99 ! LA 0.92 MK 0.99 NL 1.20 OV 0.96 ! PT 1.00* SC 0.99 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 1.03 HN 0.92 KP 0.99 ! LA 0.92 MK 0.98 NL 1.19 OV 0.95 ! PT 1.00* SC 0.97 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 1.00 HN 0.89 KP 0.96 ! LA 0.92 MK 0.98 NL 1.19 OV 0.97 ! PT 1.00* SC 0.98 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.10 FD 0.98 HN 0.90 KP 1.00 ! LA 0.93 MK 1.01 NL 1.19 OV 0.96 ! PT 1.00* SC 1.03 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 1.01 HN 0.91 KP 1.00 ! LA 0.92 MK 1.02 NL 1.21 OV 0.93 ! PT 1.00* SC 0.99 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 1.03 HN 0.89 KP 0.98 ! LA 0.93 MK 1.02 NL 1.22 OV 0.95 ! PT 1.00* SC 1.02 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 1.01 HN 0.91 KP 0.97 ! LA 0.92 MK 1.04 NL 1.20 OV 0.98 ! PT 1.00* SC 1.00 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.10 FD 1.02 HN 0.93 KP 0.98 ! LA 0.94 MK 1.10 NL 1.20 OV 0.97 ! PT 1.00* SC 0.98 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.12 FD 1.05 HN 0.88 KP 1.00 ! LA 0.92 MK 1.01 NL 1.21 OV 0.97 ! PT 1.00* SC 1.00 ! ! ! Fit before self-cal, rms=0.068730Jy sigma=1.298204 ! Fit after self-cal, rms=0.062587Jy sigma=1.188298 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.7991 mas, bmaj=1.883 mas, bpa=-2.083 degrees ! Estimated noise=0.284591 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 (6, -11.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00366351 Jy ! Component: 100 - total flux cleaned = 0.00562871 Jy ! Component: 150 - total flux cleaned = 0.0067675 Jy ! Component: 200 - total flux cleaned = 0.0075162 Jy ! Total flux subtracted in 200 components = 0.0075162 Jy ! Clean residual min=-0.004032 max=0.003804 Jy/beam ! Clean residual mean=-0.000000 rms=0.000780 Jy/beam ! Combined flux in latest and established models = 0.303414 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 53 components and 0.303414 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=0.062046Jy sigma=1.179136 ! Fit after self-cal, rms=0.062059Jy sigma=1.178268 ! 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=0.062059Jy sigma=1.178268 ! Fit after self-cal, rms=0.059330Jy sigma=1.146242 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.7971 mas, bmaj=1.889 mas, bpa=-2.021 degrees ! Estimated noise=0.285158 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000565614 Jy ! Component: 100 - total flux cleaned = 0.00099525 Jy ! Component: 150 - total flux cleaned = 0.00106037 Jy ! Component: 200 - total flux cleaned = 0.00106263 Jy ! Total flux subtracted in 200 components = 0.00106263 Jy ! Clean residual min=-0.001927 max=0.002929 Jy/beam ! Clean residual mean=-0.000000 rms=0.000460 Jy/beam ! Combined flux in latest and established models = 0.304476 Jy selfcal ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 65 components and 0.304476 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=0.059178Jy sigma=1.143176 ! Fit after self-cal, rms=0.059169Jy sigma=1.143036 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) ! Added new window around map position (2.2, 7.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00271197 Jy ! Component: 100 - total flux cleaned = 0.00379301 Jy ! Component: 150 - total flux cleaned = 0.00445986 Jy ! Component: 200 - total flux cleaned = 0.00473728 Jy ! Total flux subtracted in 200 components = 0.00473728 Jy ! Clean residual min=-0.001728 max=0.002010 Jy/beam ! Clean residual mean=-0.000000 rms=0.000416 Jy/beam ! Combined flux in latest and established models = 0.309214 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 78 components and 0.309214 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=0.059010Jy sigma=1.140013 ! Fit after self-cal, rms=0.058993Jy sigma=1.139719 ! Inverting map ! Added new window around map position (-0.2, 5.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00190867 Jy ! Component: 100 - total flux cleaned = 0.00276989 Jy ! Component: 150 - total flux cleaned = 0.00306828 Jy ! Component: 200 - total flux cleaned = 0.00338269 Jy ! Total flux subtracted in 200 components = 0.00338269 Jy ! Clean residual min=-0.001523 max=0.001841 Jy/beam ! Clean residual mean=-0.000000 rms=0.000385 Jy/beam ! Combined flux in latest and established models = 0.312596 Jy ! Performing phase self-cal ! Adding 35 model components to the UV plane model. ! The established model now contains 98 components and 0.312596 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=0.058903Jy sigma=1.137969 ! Fit after self-cal, rms=0.058898Jy sigma=1.137853 ! Inverting map ! Added new window around map position (0.8, 0). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00140213 Jy ! Component: 100 - total flux cleaned = 0.00149639 Jy ! Component: 150 - total flux cleaned = 0.00166513 Jy ! Component: 200 - total flux cleaned = 0.00177816 Jy ! Total flux subtracted in 200 components = 0.00177816 Jy ! Clean residual min=-0.001548 max=0.001461 Jy/beam ! Clean residual mean=-0.000000 rms=0.000365 Jy/beam ! Combined flux in latest and established models = 0.314374 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 113 components and 0.314374 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=0.058812Jy sigma=1.136266 ! Fit after self-cal, rms=0.058807Jy sigma=1.136150 ! 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=0.058807Jy sigma=1.136150 ! Fit after self-cal, rms=0.058681Jy sigma=1.134538 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.7948 mas, bmaj=1.889 mas, bpa=-2.02 degrees ! Estimated noise=0.284898 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000164954 Jy ! Component: 100 - total flux cleaned = 0.000119149 Jy ! Component: 150 - total flux cleaned = 0.000155709 Jy ! Component: 200 - total flux cleaned = 0.000221884 Jy ! Total flux subtracted in 200 components = 0.000221884 Jy ! Clean residual min=-0.001463 max=0.001288 Jy/beam ! Clean residual mean=-0.000001 rms=0.000322 Jy/beam ! Combined flux in latest and established models = 0.314596 Jy selfcal ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 127 components and 0.314596 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=0.058625Jy sigma=1.133475 ! Fit after self-cal, rms=0.058624Jy sigma=1.133404 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 = 7.55035e-05 Jy ! Component: 100 - total flux cleaned = 7.34154e-05 Jy ! Component: 150 - total flux cleaned = 9.85813e-05 Jy ! Component: 200 - total flux cleaned = 0.000121877 Jy ! Total flux subtracted in 200 components = 0.000121877 Jy ! Clean residual min=-0.001424 max=0.001236 Jy/beam ! Clean residual mean=-0.000001 rms=0.000314 Jy/beam ! Combined flux in latest and established models = 0.314718 Jy ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 138 components and 0.314718 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=0.058596Jy sigma=1.132894 ! Fit after self-cal, rms=0.058595Jy sigma=1.132857 ! 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=0.058595Jy sigma=1.132857 ! Fit after self-cal, rms=0.058630Jy sigma=1.132712 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.966 mas, bmaj=3.327 mas, bpa=2.761 degrees ! Estimated noise=0.387438 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00016582 Jy ! Component: 100 - total flux cleaned = 0.000385419 Jy ! Component: 150 - total flux cleaned = 0.00060449 Jy ! Component: 200 - total flux cleaned = 0.000811281 Jy ! Total flux subtracted in 200 components = 0.000811281 Jy ! Clean residual min=-0.001507 max=0.001244 Jy/beam ! Clean residual mean=-0.000001 rms=0.000360 Jy/beam ! Combined flux in latest and established models = 0.31553 Jy selfcal ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 150 components and 0.31553 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=0.058621Jy sigma=1.132595 ! Fit after self-cal, rms=0.058622Jy sigma=1.132561 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 = 0.000219458 Jy ! Component: 100 - total flux cleaned = 0.000403403 Jy ! Component: 150 - total flux cleaned = 0.000541035 Jy ! Component: 200 - total flux cleaned = 0.000669304 Jy ! Total flux subtracted in 200 components = 0.000669304 Jy ! Clean residual min=-0.001491 max=0.001211 Jy/beam ! Clean residual mean=-0.000001 rms=0.000346 Jy/beam ! Combined flux in latest and established models = 0.316199 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 163 components and 0.316199 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=0.058620Jy sigma=1.132570 ! Fit after self-cal, rms=0.058621Jy sigma=1.132561 ! 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=0.7937 mas, bmaj=1.889 mas, bpa=-2.039 degrees ! Estimated noise=0.284796 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7937 x 1.889 at -2.039 degrees (North through East) ! Clean map min=-0.0016341 max=0.21378 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=0.6405 mas, bmaj=1.638 mas, bpa=-2.359 degrees ! Estimated noise=0.416318 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.153998 Jy ! Component: 100 - total flux cleaned = 0.207273 Jy ! Component: 150 - total flux cleaned = 0.234583 Jy ! Component: 200 - total flux cleaned = 0.251441 Jy ! Total flux subtracted in 200 components = 0.251441 Jy ! Clean residual min=-0.004765 max=0.009251 Jy/beam ! Clean residual mean=0.000001 rms=0.001075 Jy/beam ! Combined flux in latest and established models = 0.251441 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 12 model components to the UV plane model. ! The established model now contains 12 components and 0.251441 Jy ! Inverting map and beam ! Estimated beam: bmin=0.7937 mas, bmaj=1.889 mas, bpa=-2.039 degrees ! Estimated noise=0.284796 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 = 0.0162348 Jy ! Component: 100 - total flux cleaned = 0.0269083 Jy ! Component: 150 - total flux cleaned = 0.0343531 Jy ! Component: 200 - total flux cleaned = 0.0395772 Jy ! Total flux subtracted in 200 components = 0.0395772 Jy ! Clean residual min=-0.002008 max=0.003232 Jy/beam ! Clean residual mean=-0.000000 rms=0.000558 Jy/beam ! Combined flux in latest and established models = 0.291018 Jy ! Adding 30 model components to the UV plane model. ! The established model now contains 35 components and 0.291018 Jy ! Inverting map ! Added new window around map position (-0.4, 2.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00393953 Jy ! Component: 100 - total flux cleaned = 0.00708489 Jy ! Component: 150 - total flux cleaned = 0.00969246 Jy ! Component: 200 - total flux cleaned = 0.0119217 Jy ! Total flux subtracted in 200 components = 0.0119217 Jy ! Clean residual min=-0.001607 max=0.001942 Jy/beam ! Clean residual mean=-0.000000 rms=0.000392 Jy/beam ! Combined flux in latest and established models = 0.30294 Jy ! Adding 36 model components to the UV plane model. ! The established model now contains 62 components and 0.30294 Jy ! Inverting map ! Added new window around map position (-2.2, -14). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00206946 Jy ! Component: 100 - total flux cleaned = 0.00375588 Jy ! Component: 150 - total flux cleaned = 0.00523896 Jy ! Component: 200 - total flux cleaned = 0.00655558 Jy ! Total flux subtracted in 200 components = 0.00655558 Jy ! Clean residual min=-0.001402 max=0.001446 Jy/beam ! Clean residual mean=-0.000000 rms=0.000335 Jy/beam ! Combined flux in latest and established models = 0.309495 Jy ! Adding 35 model components to the UV plane model. ! The established model now contains 86 components and 0.309495 Jy ! Inverting map ! Added new window around map position (0.8, 22.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00145469 Jy ! Component: 100 - total flux cleaned = 0.00248848 Jy ! Component: 150 - total flux cleaned = 0.0033276 Jy ! Component: 200 - total flux cleaned = 0.00413015 Jy ! Total flux subtracted in 200 components = 0.00413015 Jy ! Clean residual min=-0.001272 max=0.001344 Jy/beam ! Clean residual mean=-0.000000 rms=0.000309 Jy/beam ! Combined flux in latest and established models = 0.313625 Jy ! Adding 36 model components to the UV plane model. ! The established model now contains 102 components and 0.313626 Jy ! Inverting map ! Added new window around map position (0.8, -24.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000763082 Jy ! Component: 100 - total flux cleaned = 0.00151664 Jy ! Component: 150 - total flux cleaned = 0.00198969 Jy ! Component: 200 - total flux cleaned = 0.00246285 Jy ! Total flux subtracted in 200 components = 0.00246285 Jy ! Clean residual min=-0.001208 max=0.001204 Jy/beam ! Clean residual mean=-0.000000 rms=0.000295 Jy/beam ! Combined flux in latest and established models = 0.316088 Jy ! Adding 36 model components to the UV plane model. ! The established model now contains 120 components and 0.316088 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=1.966 mas, bmaj=3.327 mas, bpa=2.761 degrees ! Estimated noise=0.387438 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000610227 Jy ! Component: 100 - total flux cleaned = 0.00112016 Jy ! Component: 150 - total flux cleaned = 0.00152967 Jy ! Component: 200 - total flux cleaned = 0.00167886 Jy ! Total flux subtracted in 200 components = 0.00167886 Jy ! Clean residual min=-0.001418 max=0.001180 Jy/beam ! Clean residual mean=-0.000001 rms=0.000335 Jy/beam ! Combined flux in latest and established models = 0.317767 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 = -4.29429e-07 Jy ! Component: 100 - total flux cleaned = -2.49953e-07 Jy ! Component: 150 - total flux cleaned = 3.45798e-05 Jy ! Component: 200 - total flux cleaned = 3.43244e-05 Jy ! Total flux subtracted in 200 components = 3.43244e-05 Jy ! Clean residual min=-0.001380 max=0.001175 Jy/beam ! Clean residual mean=-0.000001 rms=0.000323 Jy/beam ! Combined flux in latest and established models = 0.317802 Jy ! Adding 46 model components to the UV plane model. ! The established model now contains 156 components and 0.317802 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.7937 mas, bmaj=1.889 mas, bpa=-2.039 degrees ! Estimated noise=0.284796 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -9.89863e-05 Jy ! Component: 100 - total flux cleaned = -7.51916e-05 Jy ! Component: 150 - total flux cleaned = 4.42869e-05 Jy ! Component: 200 - total flux cleaned = 0.000179834 Jy ! Total flux subtracted in 200 components = 0.000179834 Jy ! Clean residual min=-0.001164 max=0.001200 Jy/beam ! Clean residual mean=-0.000000 rms=0.000280 Jy/beam ! Combined flux in latest and established models = 0.317981 Jy selfcal ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 175 components and 0.317981 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=0.058553Jy sigma=1.131175 ! Fit after self-cal, rms=0.058543Jy sigma=1.131017 wmodel J2027-0831_X_map.mod ! Writing 175 model components to file: J2027-0831_X_map.mod wobs J2027-0831_X_uvs.fits ! Writing UV FITS file: J2027-0831_X_uvs.fits wwins J2027-0831_X_map.win ! wwins: Wrote 11 windows to J2027-0831_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 = 4.65639e-05 Jy ! Component: 100 - total flux cleaned = 2.54088e-05 Jy ! Component: 150 - total flux cleaned = -1.40366e-05 Jy ! Component: 200 - total flux cleaned = -9.03538e-05 Jy ! Component: 250 - total flux cleaned = -0.000108924 Jy ! Component: 300 - total flux cleaned = -0.00019948 Jy ! Component: 350 - total flux cleaned = -0.000217467 Jy ! Component: 400 - total flux cleaned = -0.000287443 Jy ! Component: 450 - total flux cleaned = -0.000304169 Jy ! Component: 500 - total flux cleaned = -0.000304051 Jy ! Component: 550 - total flux cleaned = -0.000353802 Jy ! Component: 600 - total flux cleaned = -0.000370218 Jy ! Component: 650 - total flux cleaned = -0.0004187 Jy ! Component: 700 - total flux cleaned = -0.000434632 Jy ! Component: 750 - total flux cleaned = -0.000450685 Jy ! Component: 800 - total flux cleaned = -0.000482027 Jy ! Component: 850 - total flux cleaned = -0.000466545 Jy ! Component: 900 - total flux cleaned = -0.000451318 Jy ! Component: 950 - total flux cleaned = -0.000482044 Jy ! Component: 1000 - total flux cleaned = -0.000497087 Jy ! Component: 1050 - total flux cleaned = -0.000482405 Jy ! Component: 1100 - total flux cleaned = -0.000526555 Jy ! Component: 1150 - total flux cleaned = -0.000497248 Jy ! Component: 1200 - total flux cleaned = -0.000439325 Jy ! Component: 1250 - total flux cleaned = -0.000439265 Jy ! Component: 1300 - total flux cleaned = -0.000382461 Jy ! Component: 1350 - total flux cleaned = -0.000382657 Jy ! Component: 1400 - total flux cleaned = -0.000410667 Jy ! Component: 1450 - total flux cleaned = -0.000452309 Jy ! Component: 1500 - total flux cleaned = -0.000466149 Jy ! Component: 1550 - total flux cleaned = -0.000425011 Jy ! Component: 1600 - total flux cleaned = -0.000397728 Jy ! Component: 1650 - total flux cleaned = -0.000424916 Jy ! Component: 1700 - total flux cleaned = -0.000397992 Jy ! Component: 1750 - total flux cleaned = -0.000411446 Jy ! Component: 1800 - total flux cleaned = -0.000398227 Jy ! Component: 1850 - total flux cleaned = -0.000371967 Jy ! Component: 1900 - total flux cleaned = -0.00035894 Jy ! Component: 1950 - total flux cleaned = -0.000320131 Jy ! Component: 2000 - total flux cleaned = -0.000410251 Jy ! Component: 2050 - total flux cleaned = -0.000359208 Jy ! Component: 2100 - total flux cleaned = -0.000397221 Jy ! Component: 2150 - total flux cleaned = -0.000422555 Jy ! Component: 2200 - total flux cleaned = -0.000460141 Jy ! Component: 2250 - total flux cleaned = -0.000422759 Jy ! Component: 2300 - total flux cleaned = -0.000447565 Jy ! Component: 2350 - total flux cleaned = -0.000447558 Jy ! Component: 2400 - total flux cleaned = -0.000472071 Jy ! Component: 2450 - total flux cleaned = -0.000435658 Jy ! Component: 2500 - total flux cleaned = -0.000484089 Jy ! Component: 2550 - total flux cleaned = -0.000531896 Jy ! Component: 2600 - total flux cleaned = -0.000484074 Jy ! Component: 2650 - total flux cleaned = -0.000484103 Jy ! Component: 2700 - total flux cleaned = -0.00053132 Jy ! Component: 2750 - total flux cleaned = -0.000554798 Jy ! Component: 2800 - total flux cleaned = -0.000554768 Jy ! Component: 2850 - total flux cleaned = -0.000519967 Jy ! Component: 2900 - total flux cleaned = -0.000554524 Jy ! Component: 2950 - total flux cleaned = -0.000520081 Jy ! Component: 3000 - total flux cleaned = -0.000508667 Jy ! Component: 3050 - total flux cleaned = -0.000519984 Jy ! Component: 3100 - total flux cleaned = -0.000519974 Jy ! Component: 3150 - total flux cleaned = -0.0005087 Jy ! Component: 3200 - total flux cleaned = -0.000553254 Jy ! Component: 3250 - total flux cleaned = -0.000542097 Jy ! Component: 3300 - total flux cleaned = -0.000531074 Jy ! Component: 3350 - total flux cleaned = -0.000509049 Jy ! Component: 3400 - total flux cleaned = -0.000498122 Jy ! Component: 3450 - total flux cleaned = -0.000465457 Jy ! Component: 3500 - total flux cleaned = -0.000508809 Jy ! Component: 3550 - total flux cleaned = -0.000487287 Jy ! Component: 3600 - total flux cleaned = -0.000551618 Jy ! Component: 3650 - total flux cleaned = -0.000562294 Jy ! Component: 3700 - total flux cleaned = -0.000541083 Jy ! Component: 3750 - total flux cleaned = -0.000541078 Jy ! Component: 3800 - total flux cleaned = -0.000593655 Jy ! Component: 3850 - total flux cleaned = -0.000614665 Jy ! Component: 3900 - total flux cleaned = -0.000583356 Jy ! Component: 3950 - total flux cleaned = -0.000573006 Jy ! Component: 4000 - total flux cleaned = -0.000562696 Jy ! Component: 4050 - total flux cleaned = -0.000552559 Jy ! Total flux subtracted in 4096 components = -0.000603732 Jy ! Clean residual min=-0.000618 max=0.000651 Jy/beam ! Clean residual mean=-0.000000 rms=0.000176 Jy/beam ! Combined flux in latest and established models = 0.317378 Jy keep ! Adding 313 model components to the UV plane model. ! The established model now contains 488 components and 0.317378 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J2027-0831_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7937 x 1.889 at -2.039 degrees (North through East) ! Clean map min=-0.00090677 max=0.21425 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J2027-0831_X_map.fits wmodel /vlbi/uf001/uva//J2027-0831_X_map.mod ! Writing 488 model components to file: /vlbi/uf001/uva//J2027-0831_X_map.mod wobs /vlbi/uf001/uva//J2027-0831_X_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J2027-0831_X_uvs.fits wwins /vlbi/uf001/uva//J2027-0831_X_map.win ! wwins: Wrote 12 windows to /vlbi/uf001/uva//J2027-0831_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.214253 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000175863 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.246247 0.246247 0.492493 0.984987 1.96997 3.93995 7.8799 15.7598 31.5196 63.0392 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0005 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.214 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 1218.29 quit ! Quitting program ! Log file /vlbi/uf001/uva//J2027-0831_X_dfm.log closed on Mon Jan 14 05:30:14 2019