! Started logfile: /vlbi/uf001/uva//J0823+2928_X_dfm.log on Sun Jan 13 23:54:47 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//J0823+2928_X_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J0823+2928_X_uva.fits ! AN table 1: 57 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.778558 visibilities/baseline/integration-bin. ! Found source: J0823+2928 ! ! 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 23964 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 J0823+2928_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 67 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 67 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 67 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 67 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 67 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 67 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 67 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 67 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 67 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 67 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 67 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 67 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.087104Jy sigma=24.559771 ! Fit after self-cal, rms=0.663345Jy sigma=15.429736 ! 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=0.6652 mas, bmaj=1.449 mas, bpa=-1.306 degrees ! Estimated noise=0.394552 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 = 0.243832 Jy ! Component: 100 - total flux cleaned = 0.30788 Jy ! Total flux subtracted in 100 components = 0.30788 Jy ! Clean residual min=-0.026891 max=0.125880 Jy/beam ! Clean residual mean=0.000047 rms=0.007473 Jy/beam ! Combined flux in latest and established models = 0.30788 Jy ! Performing phase self-cal ! Adding 5 model components to the UV plane model. ! The established model now contains 5 components and 0.30788 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=0.200791Jy sigma=4.381177 ! Fit after self-cal, rms=0.200675Jy sigma=4.378640 ! Inverting map ! Added new window around map position (1.2, -0.4). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.100602 Jy ! Component: 100 - total flux cleaned = 0.144296 Jy ! Total flux subtracted in 100 components = 0.144296 Jy ! Clean residual min=-0.019092 max=0.039257 Jy/beam ! Clean residual mean=0.000018 rms=0.004191 Jy/beam ! Combined flux in latest and established models = 0.452177 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 13 components and 0.452177 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=0.117650Jy sigma=2.585125 ! Fit after self-cal, rms=0.106907Jy sigma=2.305719 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0394299 Jy ! Component: 100 - total flux cleaned = 0.0637433 Jy ! Total flux subtracted in 100 components = 0.0637433 Jy ! Clean residual min=-0.010750 max=0.014654 Jy/beam ! Clean residual mean=0.000009 rms=0.002357 Jy/beam ! Combined flux in latest and established models = 0.51592 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 18 components and 0.51592 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=0.080186Jy sigma=1.746098 ! Fit after self-cal, rms=0.078726Jy sigma=1.707737 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0196171 Jy ! Component: 100 - total flux cleaned = 0.0329706 Jy ! Total flux subtracted in 100 components = 0.0329706 Jy ! Clean residual min=-0.008029 max=0.011089 Jy/beam ! Clean residual mean=0.000003 rms=0.001804 Jy/beam ! Combined flux in latest and established models = 0.54889 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 24 components and 0.54889 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=0.069809Jy sigma=1.528485 ! Fit after self-cal, rms=0.069543Jy sigma=1.521322 ! Inverting map ! Added new window around map position (2, 2.6). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0123009 Jy ! Component: 100 - total flux cleaned = 0.0210333 Jy ! Total flux subtracted in 100 components = 0.0210333 Jy ! Clean residual min=-0.007044 max=0.008620 Jy/beam ! Clean residual mean=0.000001 rms=0.001553 Jy/beam ! Combined flux in latest and established models = 0.569924 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 30 components and 0.569924 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=0.065825Jy sigma=1.444942 ! Fit after self-cal, rms=0.065671Jy sigma=1.441471 ! 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=0.8435 mas, bmaj=1.772 mas, bpa=-1.7 degrees ! Estimated noise=0.205851 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 (-0.6, -2.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0138236 Jy ! Component: 100 - total flux cleaned = 0.0236076 Jy ! Component: 150 - total flux cleaned = 0.0309882 Jy ! Component: 200 - total flux cleaned = 0.035574 Jy ! Total flux subtracted in 200 components = 0.035574 Jy ! Clean residual min=-0.006807 max=0.008337 Jy/beam ! Clean residual mean=-0.000004 rms=0.001467 Jy/beam ! Combined flux in latest and established models = 0.605498 Jy ! Performing phase self-cal ! Adding 35 model components to the UV plane model. ! The established model now contains 58 components and 0.605498 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=0.061517Jy sigma=1.354834 ! Fit after self-cal, rms=0.061420Jy sigma=1.352384 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8435 x 1.772 at -1.7 degrees (North through East) ! Clean map min=-0.0066396 max=0.32435 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 1.02 HN 0.96 KP 0.98 ! LA 1.00 MK 1.01 NL 1.09 OV 0.95 ! PT 0.95 SC 1.01 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 1.03 HN 0.95 KP 0.98 ! LA 1.01 MK 1.01 NL 1.07 OV 0.94 ! PT 0.96 SC 1.00 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 1.03 HN 0.95 KP 0.99 ! LA 1.00 MK 1.00 NL 1.11 OV 0.95 ! PT 0.95 SC 1.00 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 1.02 HN 0.95 KP 0.98 ! LA 1.01 MK 1.03 NL 1.09 OV 0.95 ! PT 0.96 SC 0.99 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 1.03 HN 0.95 KP 0.98 ! LA 1.01 MK 1.02 NL 1.09 OV 0.95 ! PT 0.95 SC 1.01 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 1.04 HN 0.94 KP 0.97 ! LA 1.02 MK 1.01 NL 1.10 OV 0.95 ! PT 0.96 SC 1.01 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 1.02 HN 0.98 KP 0.97 ! LA 1.01 MK 1.03 NL 1.09 OV 0.95 ! PT 0.95 SC 1.00 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 1.03 HN 0.94 KP 0.98 ! LA 1.01 MK 1.02 NL 1.10 OV 0.95 ! PT 0.96 SC 1.00 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 1.03 HN 0.95 KP 0.97 ! LA 1.01 MK 1.01 NL 1.10 OV 0.96 ! PT 0.96 SC 1.00 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 1.02 HN 0.93 KP 0.99 ! LA 1.03 MK 1.02 NL 1.11 OV 0.94 ! PT 0.96 SC 1.00 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 1.03 HN 0.97 KP 0.99 ! LA 1.01 MK 1.01 NL 1.09 OV 0.95 ! PT 0.96 SC 1.03 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 1.03 HN 0.97 KP 0.97 ! LA 1.03 MK 1.00 NL 1.09 OV 0.95 ! PT 0.96 SC 1.02 ! ! ! Fit before self-cal, rms=0.061420Jy sigma=1.352384 ! Fit after self-cal, rms=0.056709Jy sigma=1.253515 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.8443 mas, bmaj=1.781 mas, bpa=-1.796 degrees ! Estimated noise=0.204861 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 = -0.00310539 Jy ! Component: 100 - total flux cleaned = -0.00418592 Jy ! Component: 150 - total flux cleaned = -0.00516879 Jy ! Component: 200 - total flux cleaned = -0.00548969 Jy ! Total flux subtracted in 200 components = -0.00548969 Jy ! Clean residual min=-0.003526 max=0.003757 Jy/beam ! Clean residual mean=0.000003 rms=0.000699 Jy/beam ! Combined flux in latest and established models = 0.600008 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 79 components and 0.600008 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=0.055986Jy sigma=1.236053 ! Fit after self-cal, rms=0.055962Jy sigma=1.235302 ! Inverting map ! Added new window around map position (2, -0.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00140769 Jy ! Component: 100 - total flux cleaned = 0.00122575 Jy ! Component: 150 - total flux cleaned = 0.000825933 Jy ! Component: 200 - total flux cleaned = 0.000535255 Jy ! Total flux subtracted in 200 components = 0.000535255 Jy ! Clean residual min=-0.002951 max=0.003382 Jy/beam ! Clean residual mean=0.000002 rms=0.000629 Jy/beam ! Combined flux in latest and established models = 0.600543 Jy ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 96 components and 0.600543 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=0.055651Jy sigma=1.228157 ! Fit after self-cal, rms=0.055635Jy sigma=1.227546 ! Inverting map ! Added new window around map position (-0.4, 7.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00210478 Jy ! Component: 100 - total flux cleaned = 0.00233513 Jy ! Component: 150 - total flux cleaned = 0.00247324 Jy ! Component: 200 - total flux cleaned = 0.00266614 Jy ! Total flux subtracted in 200 components = 0.00266614 Jy ! Clean residual min=-0.002789 max=0.002437 Jy/beam ! Clean residual mean=0.000002 rms=0.000573 Jy/beam ! Combined flux in latest and established models = 0.60321 Jy ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 117 components and 0.60321 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=0.055411Jy sigma=1.221890 ! Fit after self-cal, rms=0.055404Jy sigma=1.221670 ! 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=0.055404Jy sigma=1.221670 ! Fit after self-cal, rms=0.054888Jy sigma=1.210915 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8428 mas, bmaj=1.777 mas, bpa=-2.041 degrees ! Estimated noise=0.204774 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00203613 Jy ! Component: 100 - total flux cleaned = -0.00217241 Jy ! Component: 150 - total flux cleaned = -0.00229445 Jy ! Component: 200 - total flux cleaned = -0.00250394 Jy ! Total flux subtracted in 200 components = -0.00250394 Jy ! Clean residual min=-0.002164 max=0.002482 Jy/beam ! Clean residual mean=0.000002 rms=0.000442 Jy/beam ! Combined flux in latest and established models = 0.600706 Jy selfcal ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 136 components and 0.600706 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=0.054726Jy sigma=1.207060 ! Fit after self-cal, rms=0.054723Jy sigma=1.206921 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 (4.4, -1.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00202746 Jy ! Component: 100 - total flux cleaned = 0.00246973 Jy ! Component: 150 - total flux cleaned = 0.00276176 Jy ! Component: 200 - total flux cleaned = 0.00293644 Jy ! Total flux subtracted in 200 components = 0.00293644 Jy ! Clean residual min=-0.001996 max=0.001930 Jy/beam ! Clean residual mean=0.000002 rms=0.000398 Jy/beam ! Combined flux in latest and established models = 0.603642 Jy ! Performing phase self-cal ! Adding 35 model components to the UV plane model. ! The established model now contains 161 components and 0.603642 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=0.054599Jy sigma=1.204246 ! Fit after self-cal, rms=0.054594Jy sigma=1.204109 ! 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=0.054594Jy sigma=1.204109 ! Fit after self-cal, rms=0.054509Jy sigma=1.203306 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8424 mas, bmaj=1.777 mas, bpa=-2.085 degrees ! Estimated noise=0.204614 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000964288 Jy ! Component: 100 - total flux cleaned = -0.00106905 Jy ! Component: 150 - total flux cleaned = -0.00102755 Jy ! Component: 200 - total flux cleaned = -0.00106616 Jy ! Total flux subtracted in 200 components = -0.00106616 Jy ! Clean residual min=-0.001758 max=0.001701 Jy/beam ! Clean residual mean=0.000001 rms=0.000359 Jy/beam ! Combined flux in latest and established models = 0.602576 Jy selfcal ! Performing phase self-cal ! Adding 32 model components to the UV plane model. ! The established model now contains 168 components and 0.602576 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=0.054430Jy sigma=1.201494 ! Fit after self-cal, rms=0.054430Jy sigma=1.201444 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 = 6.77562e-05 Jy ! Component: 100 - total flux cleaned = 0.00010112 Jy ! Component: 150 - total flux cleaned = 6.86699e-05 Jy ! Component: 200 - total flux cleaned = 3.92604e-05 Jy ! Total flux subtracted in 200 components = 3.92604e-05 Jy ! Clean residual min=-0.001656 max=0.001652 Jy/beam ! Clean residual mean=0.000001 rms=0.000348 Jy/beam ! Combined flux in latest and established models = 0.602615 Jy ! Performing phase self-cal ! Adding 33 model components to the UV plane model. ! The established model now contains 174 components and 0.602615 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=0.054394Jy sigma=1.200646 ! Fit after self-cal, rms=0.054394Jy sigma=1.200620 ! 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=0.054394Jy sigma=1.200620 ! Fit after self-cal, rms=0.054349Jy sigma=1.200252 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.038 mas, bmaj=2.93 mas, bpa=-5.561 degrees ! Estimated noise=0.282847 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000407892 Jy ! Component: 100 - total flux cleaned = -0.000488423 Jy ! Component: 150 - total flux cleaned = -0.000589249 Jy ! Component: 200 - total flux cleaned = -0.000662703 Jy ! Total flux subtracted in 200 components = -0.000662703 Jy ! Clean residual min=-0.002025 max=0.001813 Jy/beam ! Clean residual mean=0.000002 rms=0.000457 Jy/beam ! Combined flux in latest and established models = 0.601952 Jy selfcal ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 189 components and 0.601952 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=0.054327Jy sigma=1.199635 ! Fit after self-cal, rms=0.054325Jy sigma=1.199564 flux_cutoff = imstat(rms) * dynam ! Inverting map repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 2.15106e-05 Jy ! Component: 100 - total flux cleaned = 6.88978e-05 Jy ! Component: 150 - total flux cleaned = 3.29499e-05 Jy ! Component: 200 - total flux cleaned = 1.63744e-05 Jy ! Total flux subtracted in 200 components = 1.63744e-05 Jy ! Clean residual min=-0.001951 max=0.001792 Jy/beam ! Clean residual mean=0.000001 rms=0.000449 Jy/beam ! Combined flux in latest and established models = 0.601969 Jy ! Performing phase self-cal ! Adding 34 model components to the UV plane model. ! The established model now contains 210 components and 0.601969 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=0.054320Jy sigma=1.199421 ! Fit after self-cal, rms=0.054319Jy sigma=1.199402 ! 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=0.8423 mas, bmaj=1.778 mas, bpa=-2.103 degrees ! Estimated noise=0.204544 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8423 x 1.778 at -2.103 degrees (North through East) ! Clean map min=-0.0014367 max=0.3223 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=0.6646 mas, bmaj=1.453 mas, bpa=-1.836 degrees ! Estimated noise=0.391554 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.253753 Jy ! Component: 100 - total flux cleaned = 0.365659 Jy ! Component: 150 - total flux cleaned = 0.42892 Jy ! Component: 200 - total flux cleaned = 0.470382 Jy ! Total flux subtracted in 200 components = 0.470382 Jy ! Clean residual min=-0.007590 max=0.022254 Jy/beam ! Clean residual mean=0.000024 rms=0.002345 Jy/beam ! Combined flux in latest and established models = 0.470382 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 11 model components to the UV plane model. ! The established model now contains 11 components and 0.470382 Jy ! Inverting map and beam ! Estimated beam: bmin=0.8423 mas, bmaj=1.778 mas, bpa=-2.103 degrees ! Estimated noise=0.204544 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 = 0.0436463 Jy ! Component: 100 - total flux cleaned = 0.0686323 Jy ! Component: 150 - total flux cleaned = 0.084004 Jy ! Component: 200 - total flux cleaned = 0.0940687 Jy ! Total flux subtracted in 200 components = 0.0940687 Jy ! Clean residual min=-0.002808 max=0.005482 Jy/beam ! Clean residual mean=0.000006 rms=0.000887 Jy/beam ! Combined flux in latest and established models = 0.564451 Jy ! Adding 38 model components to the UV plane model. ! The established model now contains 41 components and 0.564451 Jy ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00698808 Jy ! Component: 100 - total flux cleaned = 0.0121514 Jy ! Component: 150 - total flux cleaned = 0.0161909 Jy ! Component: 200 - total flux cleaned = 0.0194599 Jy ! Total flux subtracted in 200 components = 0.0194599 Jy ! Clean residual min=-0.002083 max=0.002140 Jy/beam ! Clean residual mean=0.000002 rms=0.000498 Jy/beam ! Combined flux in latest and established models = 0.583911 Jy ! Adding 35 model components to the UV plane model. ! The established model now contains 65 components and 0.583911 Jy ! Inverting map ! Added new window around map position (0.4, 2.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00278998 Jy ! Component: 100 - total flux cleaned = 0.00518342 Jy ! Component: 150 - total flux cleaned = 0.00726142 Jy ! Component: 200 - total flux cleaned = 0.00908012 Jy ! Total flux subtracted in 200 components = 0.00908012 Jy ! Clean residual min=-0.001817 max=0.001664 Jy/beam ! Clean residual mean=0.000002 rms=0.000393 Jy/beam ! Combined flux in latest and established models = 0.592991 Jy ! Adding 41 model components to the UV plane model. ! The established model now contains 89 components and 0.592991 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=2.038 mas, bmaj=2.93 mas, bpa=-5.561 degrees ! Estimated noise=0.282847 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00263003 Jy ! Component: 100 - total flux cleaned = 0.00448445 Jy ! Component: 150 - total flux cleaned = 0.00588389 Jy ! Component: 200 - total flux cleaned = 0.0069945 Jy ! Total flux subtracted in 200 components = 0.0069945 Jy ! Clean residual min=-0.001969 max=0.001697 Jy/beam ! Clean residual mean=0.000002 rms=0.000480 Jy/beam ! Combined flux in latest and established models = 0.599985 Jy flux_cutoff = imstat(rms) * dynam repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam keep new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000761465 Jy ! Component: 100 - total flux cleaned = 0.000981072 Jy ! Component: 150 - total flux cleaned = 0.00106734 Jy ! Component: 200 - total flux cleaned = 0.00114813 Jy ! Total flux subtracted in 200 components = 0.00114813 Jy ! Clean residual min=-0.001858 max=0.001739 Jy/beam ! Clean residual mean=0.000002 rms=0.000461 Jy/beam ! Combined flux in latest and established models = 0.601133 Jy ! Adding 70 model components to the UV plane model. ! The established model now contains 152 components and 0.601133 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.8423 mas, bmaj=1.778 mas, bpa=-2.103 degrees ! Estimated noise=0.204544 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000170583 Jy ! Component: 100 - total flux cleaned = -0.000126621 Jy ! Component: 150 - total flux cleaned = -0.000126564 Jy ! Component: 200 - total flux cleaned = -4.98282e-05 Jy ! Total flux subtracted in 200 components = -4.98282e-05 Jy ! Clean residual min=-0.001548 max=0.001627 Jy/beam ! Clean residual mean=0.000001 rms=0.000329 Jy/beam ! Combined flux in latest and established models = 0.601084 Jy selfcal ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 178 components and 0.601083 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=0.054360Jy sigma=1.200350 ! Fit after self-cal, rms=0.054348Jy sigma=1.200079 wmodel J0823+2928_X_map.mod ! Writing 178 model components to file: J0823+2928_X_map.mod wobs J0823+2928_X_uvs.fits ! Writing UV FITS file: J0823+2928_X_uvs.fits wwins J0823+2928_X_map.win ! wwins: Wrote 8 windows to J0823+2928_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 = 6.98009e-05 Jy ! Component: 100 - total flux cleaned = -3.12516e-05 Jy ! Component: 150 - total flux cleaned = -0.00012781 Jy ! Component: 200 - total flux cleaned = -0.00015188 Jy ! Component: 250 - total flux cleaned = -0.000107483 Jy ! Component: 300 - total flux cleaned = 1.13653e-06 Jy ! Component: 350 - total flux cleaned = 6.43676e-05 Jy ! Component: 400 - total flux cleaned = 2.2457e-05 Jy ! Component: 450 - total flux cleaned = 6.33296e-05 Jy ! Component: 500 - total flux cleaned = 0.00010289 Jy ! Component: 550 - total flux cleaned = 6.34507e-05 Jy ! Component: 600 - total flux cleaned = 2.49486e-05 Jy ! Component: 650 - total flux cleaned = 2.50826e-05 Jy ! Component: 700 - total flux cleaned = 2.50027e-05 Jy ! Component: 750 - total flux cleaned = 6.70811e-06 Jy ! Component: 800 - total flux cleaned = 6.80676e-06 Jy ! Component: 850 - total flux cleaned = 2.42206e-05 Jy ! Component: 900 - total flux cleaned = 2.41339e-05 Jy ! Component: 950 - total flux cleaned = -2.71364e-05 Jy ! Component: 1000 - total flux cleaned = -9.41271e-05 Jy ! Component: 1050 - total flux cleaned = -0.000143702 Jy ! Component: 1100 - total flux cleaned = -0.000175876 Jy ! Component: 1150 - total flux cleaned = -0.000208094 Jy ! Component: 1200 - total flux cleaned = -0.000271724 Jy ! Component: 1250 - total flux cleaned = -0.000240509 Jy ! Component: 1300 - total flux cleaned = -0.000364265 Jy ! Component: 1350 - total flux cleaned = -0.000364105 Jy ! Component: 1400 - total flux cleaned = -0.000364337 Jy ! Component: 1450 - total flux cleaned = -0.000394399 Jy ! Component: 1500 - total flux cleaned = -0.000379538 Jy ! Component: 1550 - total flux cleaned = -0.000408842 Jy ! Component: 1600 - total flux cleaned = -0.000452467 Jy ! Component: 1650 - total flux cleaned = -0.000495355 Jy ! Component: 1700 - total flux cleaned = -0.000551983 Jy ! Component: 1750 - total flux cleaned = -0.000523998 Jy ! Component: 1800 - total flux cleaned = -0.000593298 Jy ! Component: 1850 - total flux cleaned = -0.000579576 Jy ! Component: 1900 - total flux cleaned = -0.000593364 Jy ! Component: 1950 - total flux cleaned = -0.000728158 Jy ! Component: 2000 - total flux cleaned = -0.000701193 Jy ! Component: 2050 - total flux cleaned = -0.000648572 Jy ! Component: 2100 - total flux cleaned = -0.000779234 Jy ! Component: 2150 - total flux cleaned = -0.000727456 Jy ! Component: 2200 - total flux cleaned = -0.000778786 Jy ! Component: 2250 - total flux cleaned = -0.000817047 Jy ! Component: 2300 - total flux cleaned = -0.000829483 Jy ! Component: 2350 - total flux cleaned = -0.000891874 Jy ! Component: 2400 - total flux cleaned = -0.00090417 Jy ! Component: 2450 - total flux cleaned = -0.000928769 Jy ! Component: 2500 - total flux cleaned = -0.000965077 Jy ! Component: 2550 - total flux cleaned = -0.00101319 Jy ! Component: 2600 - total flux cleaned = -0.000977207 Jy ! Component: 2650 - total flux cleaned = -0.00101271 Jy ! Component: 2700 - total flux cleaned = -0.00104794 Jy ! Component: 2750 - total flux cleaned = -0.00108289 Jy ! Component: 2800 - total flux cleaned = -0.00105997 Jy ! Component: 2850 - total flux cleaned = -0.00105993 Jy ! Component: 2900 - total flux cleaned = -0.00101444 Jy ! Component: 2950 - total flux cleaned = -0.0010482 Jy ! Component: 3000 - total flux cleaned = -0.00104804 Jy ! Component: 3050 - total flux cleaned = -0.00108112 Jy ! Component: 3100 - total flux cleaned = -0.00102641 Jy ! Component: 3150 - total flux cleaned = -0.00103727 Jy ! Component: 3200 - total flux cleaned = -0.00106977 Jy ! Component: 3250 - total flux cleaned = -0.00106981 Jy ! Component: 3300 - total flux cleaned = -0.00105914 Jy ! Component: 3350 - total flux cleaned = -0.000995515 Jy ! Component: 3400 - total flux cleaned = -0.00106902 Jy ! Component: 3450 - total flux cleaned = -0.00102722 Jy ! Component: 3500 - total flux cleaned = -0.00104784 Jy ! Component: 3550 - total flux cleaned = -0.000996487 Jy ! Component: 3600 - total flux cleaned = -0.000955475 Jy ! Component: 3650 - total flux cleaned = -0.00100635 Jy ! Component: 3700 - total flux cleaned = -0.000996283 Jy ! Component: 3750 - total flux cleaned = -0.000996145 Jy ! Component: 3800 - total flux cleaned = -0.000956335 Jy ! Component: 3850 - total flux cleaned = -0.000946445 Jy ! Component: 3900 - total flux cleaned = -0.000907201 Jy ! Component: 3950 - total flux cleaned = -0.000848684 Jy ! Component: 4000 - total flux cleaned = -0.000867981 Jy ! Component: 4050 - total flux cleaned = -0.000848833 Jy ! Total flux subtracted in 4096 components = -0.000839206 Jy ! Clean residual min=-0.000606 max=0.000633 Jy/beam ! Clean residual mean=-0.000000 rms=0.000162 Jy/beam ! Combined flux in latest and established models = 0.600244 Jy keep ! Adding 299 model components to the UV plane model. ! The established model now contains 477 components and 0.600244 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J0823+2928_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8423 x 1.778 at -2.103 degrees (North through East) ! Clean map min=-0.0010694 max=0.32416 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J0823+2928_X_map.fits wmodel /vlbi/uf001/uva//J0823+2928_X_map.mod ! Writing 477 model components to file: /vlbi/uf001/uva//J0823+2928_X_map.mod wobs /vlbi/uf001/uva//J0823+2928_X_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J0823+2928_X_uvs.fits wwins /vlbi/uf001/uva//J0823+2928_X_map.win ! wwins: Wrote 9 windows to /vlbi/uf001/uva//J0823+2928_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.324157 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000161161 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.149151 0.149151 0.298302 0.596604 1.19321 2.38642 4.77283 9.54566 19.0913 38.1826 76.3653 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0004 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.324 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 2011.39 quit ! Quitting program ! Log file /vlbi/uf001/uva//J0823+2928_X_dfm.log closed on Sun Jan 13 23:54:53 2019