! Started logfile: /vlbi/uf001/uva//J1928+6814_X_a_dfm.log on Mon Jan 14 05:05:20 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//J1928+6814_X_a_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J1928+6814_X_a_uva.fits ! AN table 1: 148 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.948498 visibilities/baseline/integration-bin. ! Found source: J1928+6814 ! ! 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 75804 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 J1928+6814_X_a] 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 76 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 76 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 76 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 76 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 76 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 76 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 76 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 76 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 76 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 76 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 76 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 76 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.003817Jy sigma=21.109089 ! Fit after self-cal, rms=0.961522Jy sigma=20.197054 ! 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=0.7709 mas, bmaj=0.8796 mas, bpa=-33.17 degrees ! Estimated noise=0.332518 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 = 0.0312456 Jy ! Component: 100 - total flux cleaned = 0.0381415 Jy ! Total flux subtracted in 100 components = 0.0381415 Jy ! Clean residual min=-0.002440 max=0.003042 Jy/beam ! Clean residual mean=0.000005 rms=0.000563 Jy/beam ! Combined flux in latest and established models = 0.0381415 Jy ! Performing phase self-cal ! Adding 4 model components to the UV plane model. ! The established model now contains 4 components and 0.0381415 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=0.069722Jy sigma=1.302280 ! Fit after self-cal, rms=0.068065Jy sigma=1.264741 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00458525 Jy ! Component: 100 - total flux cleaned = 0.00574445 Jy ! Total flux subtracted in 100 components = 0.00574445 Jy ! Clean residual min=-0.002225 max=0.002736 Jy/beam ! Clean residual mean=0.000004 rms=0.000525 Jy/beam ! Combined flux in latest and established models = 0.0438859 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 9 components and 0.0438859 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=0.067785Jy sigma=1.256656 ! Fit after self-cal, rms=0.067787Jy sigma=1.256471 ! 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=1.066 mas, bmaj=1.184 mas, bpa=-27.48 degrees ! Estimated noise=0.127549 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 = 0.00129711 Jy ! Component: 100 - total flux cleaned = 0.00171698 Jy ! Component: 150 - total flux cleaned = 0.0017174 Jy ! Component: 200 - total flux cleaned = 0.00171635 Jy ! Total flux subtracted in 200 components = 0.00171635 Jy ! Clean residual min=-0.002096 max=0.002983 Jy/beam ! Clean residual mean=0.000014 rms=0.000576 Jy/beam ! Combined flux in latest and established models = 0.0456023 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 13 components and 0.0456023 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=0.067772Jy sigma=1.255762 ! Fit after self-cal, rms=0.067778Jy sigma=1.255755 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.066 x 1.184 at -27.48 degrees (North through East) ! Clean map min=-0.0020132 max=0.044132 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.23 FD 1.08 HN 1.04 KP 1.02 ! LA 0.73 MK 1.00 NL 1.27 OV 0.97 ! PT 1.05 SC 0.93 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.21 FD 1.09 HN 1.02 KP 1.13 ! LA 0.73 MK 1.01 NL 1.34 OV 0.98 ! PT 1.01 SC 0.97 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.19 FD 1.14 HN 1.05 KP 1.09 ! LA 0.77 MK 1.02 NL 1.32 OV 0.97 ! PT 0.99 SC 0.93 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.14 FD 1.10 HN 1.04 KP 1.08 ! LA 0.78 MK 1.08 NL 1.30 OV 0.92 ! PT 0.97 SC 0.90 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.14 FD 1.08 HN 1.04 KP 1.07 ! LA 0.77 MK 1.01 NL 1.32 OV 0.99 ! PT 0.97 SC 0.92 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.11 FD 1.08 HN 1.00 KP 1.17 ! LA 0.74 MK 1.01 NL 1.27 OV 0.94 ! PT 0.97 SC 0.94 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.24 FD 1.07 HN 1.01 KP 1.11 ! LA 0.73 MK 0.99 NL 1.31 OV 0.95 ! PT 0.93 SC 0.92 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.20 FD 1.09 HN 0.97 KP 1.16 ! LA 0.78 MK 1.00 NL 1.26 OV 0.92 ! PT 0.97 SC 0.89 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.13 FD 1.10 HN 0.96 KP 1.13 ! LA 0.77 MK 1.04 NL 1.31 OV 0.95 ! PT 0.91 SC 0.90 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.13 FD 1.07 HN 1.00 KP 1.09 ! LA 0.77 MK 0.93 NL 1.32 OV 0.91 ! PT 0.94 SC 0.89 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.18 FD 1.00 HN 0.90 KP 1.03 ! LA 0.75 MK 0.92 NL 1.18 OV 0.93 ! PT 0.96 SC 0.89 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.10 FD 1.05 HN 0.97 KP 1.04 ! LA 0.75 MK 0.93 NL 1.31 OV 0.93 ! PT 0.96 SC 0.84 ! ! ! Fit before self-cal, rms=0.067778Jy sigma=1.255755 ! Fit after self-cal, rms=0.067801Jy sigma=1.240345 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.057 mas, bmaj=1.176 mas, bpa=-25.54 degrees ! Estimated noise=0.126879 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 (45.6, -49.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00282729 Jy ! Component: 100 - total flux cleaned = 0.00459514 Jy ! Component: 150 - total flux cleaned = 0.00587185 Jy ! Component: 200 - total flux cleaned = 0.00682558 Jy ! Total flux subtracted in 200 components = 0.00682558 Jy ! Clean residual min=-0.001309 max=0.001232 Jy/beam ! Clean residual mean=0.000016 rms=0.000337 Jy/beam ! Combined flux in latest and established models = 0.0524279 Jy ! Performing phase self-cal ! Adding 49 model components to the UV plane model. ! The established model now contains 62 components and 0.0524279 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=0.067697Jy sigma=1.235949 ! Fit after self-cal, rms=0.068088Jy sigma=1.232227 ! 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=0.068088Jy sigma=1.232227 ! Fit after self-cal, rms=0.069815Jy sigma=1.227504 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.059 mas, bmaj=1.178 mas, bpa=-23.21 degrees ! Estimated noise=0.127288 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00114616 Jy ! Component: 100 - total flux cleaned = 0.00192958 Jy ! Component: 150 - total flux cleaned = 0.00251246 Jy ! Component: 200 - total flux cleaned = 0.00295222 Jy ! Total flux subtracted in 200 components = 0.00295222 Jy ! Clean residual min=-0.000983 max=0.001167 Jy/beam ! Clean residual mean=0.000009 rms=0.000256 Jy/beam ! Combined flux in latest and established models = 0.0553801 Jy selfcal ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 70 components and 0.0553801 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=0.069796Jy sigma=1.226729 ! Fit after self-cal, rms=0.069969Jy sigma=1.225790 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 = 0.000670827 Jy ! Component: 100 - total flux cleaned = 0.00107137 Jy ! Component: 150 - total flux cleaned = 0.00133429 Jy ! Component: 200 - total flux cleaned = 0.00155206 Jy ! Total flux subtracted in 200 components = 0.00155206 Jy ! Clean residual min=-0.000970 max=0.001145 Jy/beam ! Clean residual mean=0.000008 rms=0.000252 Jy/beam ! Combined flux in latest and established models = 0.0569322 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 71 components and 0.0569321 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=0.069961Jy sigma=1.225512 ! Fit after self-cal, rms=0.069962Jy sigma=1.225445 ! Inverting map ! Added new window around map position (5.6, -7.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00110252 Jy ! Component: 100 - total flux cleaned = 0.0017236 Jy ! Component: 150 - total flux cleaned = 0.00220295 Jy ! Component: 200 - total flux cleaned = 0.00256217 Jy ! Total flux subtracted in 200 components = 0.00256217 Jy ! Clean residual min=-0.000973 max=0.000979 Jy/beam ! Clean residual mean=0.000007 rms=0.000240 Jy/beam ! Combined flux in latest and established models = 0.0594943 Jy ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 86 components and 0.0594943 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=0.069943Jy sigma=1.224889 ! Fit after self-cal, rms=0.069938Jy sigma=1.224781 ! Inverting map ! Added new window around map position (17.2, 3.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000944481 Jy ! Component: 100 - total flux cleaned = 0.00152565 Jy ! Component: 150 - total flux cleaned = 0.00197501 Jy ! Component: 200 - total flux cleaned = 0.00222039 Jy ! Total flux subtracted in 200 components = 0.00222039 Jy ! Clean residual min=-0.000951 max=0.000933 Jy/beam ! Clean residual mean=0.000008 rms=0.000230 Jy/beam ! Combined flux in latest and established models = 0.0617147 Jy ! Performing phase self-cal ! Adding 32 model components to the UV plane model. ! The established model now contains 103 components and 0.0617147 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=0.069923Jy sigma=1.224325 ! Fit after self-cal, rms=0.069925Jy sigma=1.224210 ! 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=0.069925Jy sigma=1.224210 ! Fit after self-cal, rms=0.070594Jy sigma=1.223842 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.062 mas, bmaj=1.178 mas, bpa=-22.82 degrees ! Estimated noise=0.126941 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000650365 Jy ! Component: 100 - total flux cleaned = 0.00115893 Jy ! Component: 150 - total flux cleaned = 0.00155033 Jy ! Component: 200 - total flux cleaned = 0.00181794 Jy ! Total flux subtracted in 200 components = 0.00181794 Jy ! Clean residual min=-0.000832 max=0.000886 Jy/beam ! Clean residual mean=0.000006 rms=0.000217 Jy/beam ! Combined flux in latest and established models = 0.0635327 Jy selfcal ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 109 components and 0.0635327 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=0.070586Jy sigma=1.223542 ! Fit after self-cal, rms=0.070647Jy sigma=1.223413 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 = 0.000435723 Jy ! Component: 100 - total flux cleaned = 0.000728956 Jy ! Component: 150 - total flux cleaned = 0.000939511 Jy ! Component: 200 - total flux cleaned = 0.00112089 Jy ! Total flux subtracted in 200 components = 0.00112089 Jy ! Clean residual min=-0.000823 max=0.000892 Jy/beam ! Clean residual mean=0.000006 rms=0.000214 Jy/beam ! Combined flux in latest and established models = 0.0646535 Jy ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 118 components and 0.0646535 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=0.070642Jy sigma=1.223258 ! Fit after self-cal, rms=0.070647Jy sigma=1.223248 ! 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=0.070647Jy sigma=1.223248 ! Fit after self-cal, rms=0.071082Jy sigma=1.223179 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.489 mas, bmaj=2.549 mas, bpa=38 degrees ! Estimated noise=0.154999 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000850338 Jy ! Component: 100 - total flux cleaned = 0.00140089 Jy ! Component: 150 - total flux cleaned = 0.00183354 Jy ! Component: 200 - total flux cleaned = 0.00214884 Jy ! Total flux subtracted in 200 components = 0.00214884 Jy ! Clean residual min=-0.001031 max=0.001286 Jy/beam ! Clean residual mean=0.000013 rms=0.000341 Jy/beam ! Combined flux in latest and established models = 0.0668024 Jy selfcal ! Performing phase self-cal ! Adding 34 model components to the UV plane model. ! The established model now contains 146 components and 0.0668024 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=0.071082Jy sigma=1.223070 ! Fit after self-cal, rms=0.071111Jy sigma=1.222980 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 = 0.000477783 Jy ! Component: 100 - total flux cleaned = 0.000821418 Jy ! Component: 150 - total flux cleaned = 0.00101865 Jy ! Component: 200 - total flux cleaned = 0.00118884 Jy ! Total flux subtracted in 200 components = 0.00118884 Jy ! Clean residual min=-0.001025 max=0.001248 Jy/beam ! Clean residual mean=0.000012 rms=0.000336 Jy/beam ! Combined flux in latest and established models = 0.0679912 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 153 components and 0.0679912 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=0.071113Jy sigma=1.222968 ! Fit after self-cal, rms=0.071113Jy sigma=1.222870 ! 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=1.063 mas, bmaj=1.179 mas, bpa=-23 degrees ! Estimated noise=0.126986 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.063 x 1.179 at -23 degrees (North through East) ! Clean map min=-0.00074976 max=0.04372 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=0.7672 mas, bmaj=0.8689 mas, bpa=-29.37 degrees ! Estimated noise=0.333357 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0329585 Jy ! Component: 100 - total flux cleaned = 0.0405975 Jy ! Component: 150 - total flux cleaned = 0.0437391 Jy ! Component: 200 - total flux cleaned = 0.0460871 Jy ! Total flux subtracted in 200 components = 0.0460871 Jy ! Clean residual min=-0.001886 max=0.002148 Jy/beam ! Clean residual mean=0.000000 rms=0.000448 Jy/beam ! Combined flux in latest and established models = 0.0460871 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 22 model components to the UV plane model. ! The established model now contains 22 components and 0.0460871 Jy ! Inverting map and beam ! Estimated beam: bmin=1.063 mas, bmaj=1.179 mas, bpa=-23 degrees ! Estimated noise=0.126986 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 = 0.00349555 Jy ! Component: 100 - total flux cleaned = 0.00595046 Jy ! Component: 150 - total flux cleaned = 0.00797497 Jy ! Component: 200 - total flux cleaned = 0.00968763 Jy ! Total flux subtracted in 200 components = 0.00968763 Jy ! Clean residual min=-0.001113 max=0.001198 Jy/beam ! Clean residual mean=0.000008 rms=0.000299 Jy/beam ! Combined flux in latest and established models = 0.0557747 Jy ! Adding 45 model components to the UV plane model. ! The established model now contains 60 components and 0.0557747 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=2.489 mas, bmaj=2.549 mas, bpa=38 degrees ! Estimated noise=0.154999 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00267504 Jy ! Component: 100 - total flux cleaned = 0.00456181 Jy ! Component: 150 - total flux cleaned = 0.00599645 Jy ! Component: 200 - total flux cleaned = 0.00715469 Jy ! Total flux subtracted in 200 components = 0.00715469 Jy ! Clean residual min=-0.001372 max=0.001494 Jy/beam ! Clean residual mean=0.000016 rms=0.000399 Jy/beam ! Combined flux in latest and established models = 0.0629294 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 = 0.000952962 Jy ! Component: 100 - total flux cleaned = 0.00175331 Jy ! Component: 150 - total flux cleaned = 0.00243467 Jy ! Component: 200 - total flux cleaned = 0.00301759 Jy ! Total flux subtracted in 200 components = 0.00301759 Jy ! Clean residual min=-0.001165 max=0.001354 Jy/beam ! Clean residual mean=0.000019 rms=0.000361 Jy/beam ! Combined flux in latest and established models = 0.065947 Jy ! Adding 91 model components to the UV plane model. ! The established model now contains 139 components and 0.065947 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=1.063 mas, bmaj=1.179 mas, bpa=-23 degrees ! Estimated noise=0.126986 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000739459 Jy ! Component: 100 - total flux cleaned = 0.00102467 Jy ! Component: 150 - total flux cleaned = 0.00115558 Jy ! Component: 200 - total flux cleaned = 0.00122314 Jy ! Total flux subtracted in 200 components = 0.00122314 Jy ! Clean residual min=-0.000848 max=0.000943 Jy/beam ! Clean residual mean=0.000005 rms=0.000213 Jy/beam ! Combined flux in latest and established models = 0.0671701 Jy selfcal ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 153 components and 0.0671701 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=0.071127Jy sigma=1.223296 ! Fit after self-cal, rms=0.071124Jy sigma=1.223204 wmodel J1928+6814_X_a_map.mod ! Writing 153 model components to file: J1928+6814_X_a_map.mod wobs J1928+6814_X_a_uvs.fits ! Writing UV FITS file: J1928+6814_X_a_uvs.fits wwins J1928+6814_X_a_map.win ! wwins: Wrote 4 windows to J1928+6814_X_a_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 = 0.000318685 Jy ! Component: 100 - total flux cleaned = 0.0005301 Jy ! Component: 150 - total flux cleaned = 0.000703665 Jy ! Component: 200 - total flux cleaned = 0.000829551 Jy ! Component: 250 - total flux cleaned = 0.000924575 Jy ! Component: 300 - total flux cleaned = 0.00101738 Jy ! Component: 350 - total flux cleaned = 0.00106905 Jy ! Component: 400 - total flux cleaned = 0.00111995 Jy ! Component: 450 - total flux cleaned = 0.00123146 Jy ! Component: 500 - total flux cleaned = 0.00130421 Jy ! Component: 550 - total flux cleaned = 0.00135192 Jy ! Component: 600 - total flux cleaned = 0.00144631 Jy ! Component: 650 - total flux cleaned = 0.00153924 Jy ! Component: 700 - total flux cleaned = 0.00161913 Jy ! Component: 750 - total flux cleaned = 0.00170929 Jy ! Component: 800 - total flux cleaned = 0.00179818 Jy ! Component: 850 - total flux cleaned = 0.0018969 Jy ! Component: 900 - total flux cleaned = 0.00198349 Jy ! Component: 950 - total flux cleaned = 0.00206891 Jy ! Component: 1000 - total flux cleaned = 0.0021535 Jy ! Component: 1050 - total flux cleaned = 0.00224749 Jy ! Component: 1100 - total flux cleaned = 0.0023302 Jy ! Component: 1150 - total flux cleaned = 0.00241204 Jy ! Component: 1200 - total flux cleaned = 0.00246257 Jy ! Component: 1250 - total flux cleaned = 0.00255295 Jy ! Component: 1300 - total flux cleaned = 0.00262257 Jy ! Component: 1350 - total flux cleaned = 0.00271118 Jy ! Component: 1400 - total flux cleaned = 0.00276995 Jy ! Component: 1450 - total flux cleaned = 0.00284713 Jy ! Component: 1500 - total flux cleaned = 0.00289506 Jy ! Component: 1550 - total flux cleaned = 0.00300904 Jy ! Component: 1600 - total flux cleaned = 0.00306563 Jy ! Component: 1650 - total flux cleaned = 0.00316843 Jy ! Component: 1700 - total flux cleaned = 0.00319633 Jy ! Component: 1750 - total flux cleaned = 0.00329761 Jy ! Component: 1800 - total flux cleaned = 0.00332493 Jy ! Component: 1850 - total flux cleaned = 0.00338845 Jy ! Component: 1900 - total flux cleaned = 0.00341546 Jy ! Component: 1950 - total flux cleaned = 0.00350495 Jy ! Component: 2000 - total flux cleaned = 0.0035582 Jy ! Component: 2050 - total flux cleaned = 0.00357584 Jy ! Component: 2100 - total flux cleaned = 0.00361091 Jy ! Component: 2150 - total flux cleaned = 0.00368059 Jy ! Component: 2200 - total flux cleaned = 0.00372387 Jy ! Component: 2250 - total flux cleaned = 0.00375821 Jy ! Component: 2300 - total flux cleaned = 0.00380937 Jy ! Component: 2350 - total flux cleaned = 0.00385176 Jy ! Component: 2400 - total flux cleaned = 0.00388553 Jy ! Component: 2450 - total flux cleaned = 0.00390219 Jy ! Component: 2500 - total flux cleaned = 0.00391887 Jy ! Component: 2550 - total flux cleaned = 0.00395195 Jy ! Component: 2600 - total flux cleaned = 0.00394376 Jy ! Component: 2650 - total flux cleaned = 0.00400923 Jy ! Component: 2700 - total flux cleaned = 0.00405797 Jy ! Component: 2750 - total flux cleaned = 0.00408213 Jy ! Component: 2800 - total flux cleaned = 0.00410623 Jy ! Component: 2850 - total flux cleaned = 0.0041383 Jy ! Component: 2900 - total flux cleaned = 0.00413034 Jy ! Component: 2950 - total flux cleaned = 0.00415409 Jy ! Component: 3000 - total flux cleaned = 0.00418558 Jy ! Component: 3050 - total flux cleaned = 0.00420907 Jy ! Component: 3100 - total flux cleaned = 0.00426365 Jy ! Component: 3150 - total flux cleaned = 0.00425591 Jy ! Component: 3200 - total flux cleaned = 0.00427904 Jy ! Component: 3250 - total flux cleaned = 0.00432507 Jy ! Component: 3300 - total flux cleaned = 0.00430974 Jy ! Component: 3350 - total flux cleaned = 0.00435538 Jy ! Component: 3400 - total flux cleaned = 0.00433269 Jy ! Component: 3450 - total flux cleaned = 0.00436279 Jy ! Component: 3500 - total flux cleaned = 0.00435532 Jy ! Component: 3550 - total flux cleaned = 0.00439268 Jy ! Component: 3600 - total flux cleaned = 0.00442241 Jy ! Component: 3650 - total flux cleaned = 0.00442243 Jy ! Component: 3700 - total flux cleaned = 0.00443712 Jy ! Component: 3750 - total flux cleaned = 0.00448112 Jy ! Component: 3800 - total flux cleaned = 0.00445915 Jy ! Component: 3850 - total flux cleaned = 0.00448823 Jy ! Component: 3900 - total flux cleaned = 0.00448098 Jy ! Component: 3950 - total flux cleaned = 0.00453139 Jy ! Component: 4000 - total flux cleaned = 0.00453858 Jy ! Component: 4050 - total flux cleaned = 0.00450286 Jy ! Total flux subtracted in 4096 components = 0.00452421 Jy ! Clean residual min=-0.000439 max=0.000396 Jy/beam ! Clean residual mean=0.000002 rms=0.000123 Jy/beam ! Combined flux in latest and established models = 0.0716943 Jy keep ! Adding 348 model components to the UV plane model. ! The established model now contains 501 components and 0.0716943 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J1928+6814_X_a_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.063 x 1.179 at -23 degrees (North through East) ! Clean map min=-0.00055307 max=0.04356 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J1928+6814_X_a_map.fits wmodel /vlbi/uf001/uva//J1928+6814_X_a_map.mod ! Writing 501 model components to file: /vlbi/uf001/uva//J1928+6814_X_a_map.mod wobs /vlbi/uf001/uva//J1928+6814_X_a_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J1928+6814_X_a_uvs.fits wwins /vlbi/uf001/uva//J1928+6814_X_a_map.win ! wwins: Wrote 5 windows to /vlbi/uf001/uva//J1928+6814_X_a_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0435603 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000121771 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.838633 0.838633 1.67727 3.35453 6.70907 13.4181 26.8363 53.6725 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0003 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.043 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 357.724 quit ! Quitting program ! Log file /vlbi/uf001/uva//J1928+6814_X_a_dfm.log closed on Mon Jan 14 05:05:29 2019