! Started logfile: /vlbi/uf001/uva//J0309+2738_X_dfm.log on Sun Jan 13 21:42:02 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//J0309+2738_X_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J0309+2738_X_uva.fits ! AN table 1: 96 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.729398 visibilities/baseline/integration-bin. ! Found source: J0309+2738 ! ! 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 37812 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 J0309+2738_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 240 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 240 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 240 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 240 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 240 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 240 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 240 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 240 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 240 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 240 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 240 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 240 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.004620Jy sigma=22.936651 ! Fit after self-cal, rms=0.935625Jy sigma=21.329838 ! 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=0.7139 mas, bmaj=1.453 mas, bpa=-9.29 degrees ! Estimated noise=0.325833 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 = 0.0505172 Jy ! Component: 100 - total flux cleaned = 0.0617741 Jy ! Total flux subtracted in 100 components = 0.0617741 Jy ! Clean residual min=-0.003547 max=0.004466 Jy/beam ! Clean residual mean=-0.000001 rms=0.000774 Jy/beam ! Combined flux in latest and established models = 0.0617741 Jy ! Performing phase self-cal ! Adding 5 model components to the UV plane model. ! The established model now contains 5 components and 0.0617741 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=0.054689Jy sigma=1.204196 ! Fit after self-cal, rms=0.054013Jy sigma=1.190517 ! 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=0.8763 mas, bmaj=1.669 mas, bpa=-6.68 degrees ! Estimated noise=0.179972 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 (-1.6, -0.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00685759 Jy ! Component: 100 - total flux cleaned = 0.0110959 Jy ! Component: 150 - total flux cleaned = 0.0142318 Jy ! Component: 200 - total flux cleaned = 0.0166264 Jy ! Total flux subtracted in 200 components = 0.0166264 Jy ! Clean residual min=-0.002439 max=0.004454 Jy/beam ! Clean residual mean=-0.000001 rms=0.000637 Jy/beam ! Combined flux in latest and established models = 0.0784005 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 26 components and 0.0784006 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=0.053048Jy sigma=1.165663 ! Fit after self-cal, rms=0.052968Jy sigma=1.163236 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8763 x 1.669 at -6.68 degrees (North through East) ! Clean map min=-0.0021507 max=0.066242 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 0.97 HN 0.96 KP 0.94 ! LA 0.88 MK 0.99 NL 1.25 OV 1.01 ! PT 1.00* SC 1.00 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 0.99 HN 0.91 KP 0.99 ! LA 0.86 MK 1.04 NL 1.25 OV 0.97 ! PT 1.00* SC 1.00 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 0.98 HN 0.96 KP 0.97 ! LA 0.84 MK 1.06 NL 1.22 OV 0.97 ! PT 1.00* SC 0.96 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 0.98 HN 0.93 KP 0.98 ! LA 0.88 MK 0.98 NL 1.26 OV 0.95 ! PT 1.00* SC 1.01 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 FD 0.98 HN 0.93 KP 0.98 ! LA 0.85 MK 1.01 NL 1.18 OV 0.93 ! PT 1.00* SC 1.04 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 0.98 HN 0.94 KP 0.97 ! LA 0.87 MK 1.02 NL 1.18 OV 0.98 ! PT 1.00* SC 0.99 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 0.99 HN 0.97 KP 0.95 ! LA 0.84 MK 1.02 NL 1.24 OV 0.94 ! PT 1.00* SC 1.02 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 0.99 HN 0.93 KP 0.97 ! LA 0.87 MK 1.07 NL 1.22 OV 0.92 ! PT 1.00* SC 0.98 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 0.96 HN 0.88 KP 0.96 ! LA 0.88 MK 1.08 NL 1.25 OV 0.93 ! PT 1.00* SC 0.97 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 1.00 HN 0.91 KP 0.98 ! LA 0.87 MK 1.04 NL 1.22 OV 0.93 ! PT 1.00* SC 0.96 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 0.96 HN 0.88 KP 0.95 ! LA 0.91 MK 1.02 NL 1.18 OV 0.95 ! PT 1.00* SC 0.99 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.15 FD 0.97 HN 0.91 KP 0.93 ! LA 0.88 MK 0.90 NL 1.20 OV 0.96 ! PT 1.00* SC 0.99 ! ! ! Fit before self-cal, rms=0.052968Jy sigma=1.163236 ! Fit after self-cal, rms=0.052094Jy sigma=1.146623 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.8792 mas, bmaj=1.685 mas, bpa=-6.769 degrees ! Estimated noise=0.176717 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 = 0.000650818 Jy ! Component: 100 - total flux cleaned = 0.000523167 Jy ! Component: 150 - total flux cleaned = 0.000346684 Jy ! Component: 200 - total flux cleaned = 0.000231348 Jy ! Total flux subtracted in 200 components = 0.000231348 Jy ! Clean residual min=-0.001602 max=0.001661 Jy/beam ! Clean residual mean=-0.000001 rms=0.000389 Jy/beam ! Combined flux in latest and established models = 0.0786319 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 44 components and 0.0786319 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=0.052035Jy sigma=1.144984 ! Fit after self-cal, rms=0.052115Jy sigma=1.144266 ! 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=0.052115Jy sigma=1.144266 ! Fit after self-cal, rms=0.054589Jy sigma=1.135705 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8788 mas, bmaj=1.668 mas, bpa=-6.68 degrees ! Estimated noise=0.177708 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000299101 Jy ! Component: 100 - total flux cleaned = -0.000303666 Jy ! Component: 150 - total flux cleaned = -0.000218473 Jy ! Component: 200 - total flux cleaned = -0.000144454 Jy ! Total flux subtracted in 200 components = -0.000144454 Jy ! Clean residual min=-0.001008 max=0.001056 Jy/beam ! Clean residual mean=-0.000000 rms=0.000246 Jy/beam ! Combined flux in latest and established models = 0.0784874 Jy selfcal ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 65 components and 0.0784874 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=0.054567Jy sigma=1.135062 ! Fit after self-cal, rms=0.054640Jy sigma=1.134769 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 (13.8, 21.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000554755 Jy ! Component: 100 - total flux cleaned = 0.000514288 Jy ! Component: 150 - total flux cleaned = 0.000459386 Jy ! Component: 200 - total flux cleaned = 0.000426405 Jy ! Total flux subtracted in 200 components = 0.000426405 Jy ! Clean residual min=-0.000983 max=0.000978 Jy/beam ! Clean residual mean=-0.000000 rms=0.000236 Jy/beam ! Combined flux in latest and established models = 0.0789138 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 78 components and 0.0789138 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=0.054615Jy sigma=1.134310 ! Fit after self-cal, rms=0.054613Jy sigma=1.134259 ! 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=0.054613Jy sigma=1.134259 ! Fit after self-cal, rms=0.055486Jy sigma=1.133973 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8768 mas, bmaj=1.665 mas, bpa=-6.534 degrees ! Estimated noise=0.177671 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -2.87072e-05 Jy ! Component: 100 - total flux cleaned = 0.000144752 Jy ! Component: 150 - total flux cleaned = 0.000208995 Jy ! Component: 200 - total flux cleaned = 0.000209239 Jy ! Total flux subtracted in 200 components = 0.000209239 Jy ! Clean residual min=-0.000904 max=0.000966 Jy/beam ! Clean residual mean=-0.000000 rms=0.000222 Jy/beam ! Combined flux in latest and established models = 0.0791231 Jy selfcal ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 83 components and 0.0791231 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=0.055472Jy sigma=1.133711 ! Fit after self-cal, rms=0.055486Jy sigma=1.133675 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 (-30.6, -48). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000468527 Jy ! Component: 100 - total flux cleaned = 0.000272859 Jy ! Component: 150 - total flux cleaned = 0.000207018 Jy ! Component: 200 - total flux cleaned = 0.000163454 Jy ! Total flux subtracted in 200 components = 0.000163454 Jy ! Clean residual min=-0.000904 max=0.000923 Jy/beam ! Clean residual mean=-0.000000 rms=0.000214 Jy/beam ! Combined flux in latest and established models = 0.0792865 Jy ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 97 components and 0.0792865 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=0.055471Jy sigma=1.133272 ! Fit after self-cal, rms=0.055468Jy sigma=1.133238 ! Inverting map ! Added new window around map position (-10.2, 24.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000405336 Jy ! Component: 100 - total flux cleaned = 0.000386713 Jy ! Component: 150 - total flux cleaned = 0.000405076 Jy ! Component: 200 - total flux cleaned = 0.000358934 Jy ! Total flux subtracted in 200 components = 0.000358934 Jy ! Clean residual min=-0.000869 max=0.000899 Jy/beam ! Clean residual mean=-0.000000 rms=0.000209 Jy/beam ! Combined flux in latest and established models = 0.0796455 Jy ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 111 components and 0.0796454 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=0.055448Jy sigma=1.132915 ! Fit after self-cal, rms=0.055445Jy sigma=1.132889 ! Inverting map ! Added new window around map position (-13.2, -15.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000645196 Jy ! Component: 100 - total flux cleaned = 0.000680979 Jy ! Component: 150 - total flux cleaned = 0.000603792 Jy ! Component: 200 - total flux cleaned = 0.000544935 Jy ! Total flux subtracted in 200 components = 0.000544935 Jy ! Clean residual min=-0.000828 max=0.000849 Jy/beam ! Clean residual mean=-0.000000 rms=0.000204 Jy/beam ! Combined flux in latest and established models = 0.0801904 Jy ! Performing phase self-cal ! Adding 34 model components to the UV plane model. ! The established model now contains 126 components and 0.0801904 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=0.055428Jy sigma=1.132605 ! Fit after self-cal, rms=0.055426Jy sigma=1.132580 ! 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=0.055426Jy sigma=1.132580 ! Fit after self-cal, rms=0.055510Jy sigma=1.132465 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.009 mas, bmaj=2.467 mas, bpa=1.641 degrees ! Estimated noise=0.228021 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -6.30972e-05 Jy ! Component: 100 - total flux cleaned = -8.7369e-06 Jy ! Component: 150 - total flux cleaned = 3.94291e-05 Jy ! Component: 200 - total flux cleaned = 9.81117e-05 Jy ! Total flux subtracted in 200 components = 9.81117e-05 Jy ! Clean residual min=-0.000818 max=0.000826 Jy/beam ! Clean residual mean=-0.000001 rms=0.000223 Jy/beam ! Combined flux in latest and established models = 0.0802885 Jy selfcal ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 144 components and 0.0802885 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=0.055502Jy sigma=1.132353 ! Fit after self-cal, rms=0.055505Jy sigma=1.132334 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 = 5.76628e-05 Jy ! Component: 100 - total flux cleaned = 9.54715e-05 Jy ! Component: 150 - total flux cleaned = 0.00013159 Jy ! Component: 200 - total flux cleaned = 0.000176618 Jy ! Total flux subtracted in 200 components = 0.000176618 Jy ! Clean residual min=-0.000818 max=0.000814 Jy/beam ! Clean residual mean=-0.000000 rms=0.000219 Jy/beam ! Combined flux in latest and established models = 0.0804651 Jy ! Performing phase self-cal ! Adding 33 model components to the UV plane model. ! The established model now contains 155 components and 0.0804651 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=0.055500Jy sigma=1.132282 ! Fit after self-cal, rms=0.055499Jy sigma=1.132280 ! 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=0.8747 mas, bmaj=1.661 mas, bpa=-6.499 degrees ! Estimated noise=0.177633 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8747 x 1.661 at -6.499 degrees (North through East) ! Clean map min=-0.00086136 max=0.065459 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=0.7123 mas, bmaj=1.446 mas, bpa=-9.044 degrees ! Estimated noise=0.320587 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0500559 Jy ! Component: 100 - total flux cleaned = 0.0613756 Jy ! Component: 150 - total flux cleaned = 0.0663952 Jy ! Component: 200 - total flux cleaned = 0.0696915 Jy ! Total flux subtracted in 200 components = 0.0696915 Jy ! Clean residual min=-0.001849 max=0.002159 Jy/beam ! Clean residual mean=-0.000001 rms=0.000450 Jy/beam ! Combined flux in latest and established models = 0.0696916 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 10 model components to the UV plane model. ! The established model now contains 10 components and 0.0696916 Jy ! Inverting map and beam ! Estimated beam: bmin=0.8747 mas, bmaj=1.661 mas, bpa=-6.499 degrees ! Estimated noise=0.177633 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 = 0.00299708 Jy ! Component: 100 - total flux cleaned = 0.00480493 Jy ! Component: 150 - total flux cleaned = 0.00618589 Jy ! Component: 200 - total flux cleaned = 0.00734292 Jy ! Total flux subtracted in 200 components = 0.00734292 Jy ! Clean residual min=-0.001003 max=0.001190 Jy/beam ! Clean residual mean=-0.000001 rms=0.000247 Jy/beam ! Combined flux in latest and established models = 0.0770345 Jy ! Adding 31 model components to the UV plane model. ! The established model now contains 36 components and 0.0770345 Jy ! Inverting map ! Added new window around map position (-49, -9.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00111292 Jy ! Component: 100 - total flux cleaned = 0.00181199 Jy ! Component: 150 - total flux cleaned = 0.00221285 Jy ! Component: 200 - total flux cleaned = 0.00245612 Jy ! Total flux subtracted in 200 components = 0.00245612 Jy ! Clean residual min=-0.000919 max=0.000955 Jy/beam ! Clean residual mean=-0.000001 rms=0.000223 Jy/beam ! Combined flux in latest and established models = 0.0794906 Jy ! Adding 36 model components to the UV plane model. ! The established model now contains 55 components and 0.0794906 Jy ! Inverting map ! Added new window around map position (37.4, 39.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000498698 Jy ! Component: 100 - total flux cleaned = 0.000637063 Jy ! Component: 150 - total flux cleaned = 0.000766948 Jy ! Component: 200 - total flux cleaned = 0.000888836 Jy ! Total flux subtracted in 200 components = 0.000888836 Jy ! Clean residual min=-0.000879 max=0.000848 Jy/beam ! Clean residual mean=-0.000001 rms=0.000210 Jy/beam ! Combined flux in latest and established models = 0.0803795 Jy ! Adding 40 model components to the UV plane model. ! The established model now contains 70 components and 0.0803795 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=2.009 mas, bmaj=2.467 mas, bpa=1.641 degrees ! Estimated noise=0.228021 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -3.57416e-05 Jy ! Component: 100 - total flux cleaned = -3.6948e-05 Jy ! Component: 150 - total flux cleaned = -1.6933e-05 Jy ! Component: 200 - total flux cleaned = 2.17109e-05 Jy ! Total flux subtracted in 200 components = 2.17109e-05 Jy ! Clean residual min=-0.000842 max=0.000842 Jy/beam ! Clean residual mean=-0.000001 rms=0.000223 Jy/beam ! Combined flux in latest and established models = 0.0804012 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 = 7.31705e-05 Jy ! Component: 100 - total flux cleaned = 0.000158123 Jy ! Component: 150 - total flux cleaned = 0.000206189 Jy ! Component: 200 - total flux cleaned = 0.000267426 Jy ! Total flux subtracted in 200 components = 0.000267426 Jy ! Clean residual min=-0.000833 max=0.000782 Jy/beam ! Clean residual mean=-0.000001 rms=0.000214 Jy/beam ! Combined flux in latest and established models = 0.0806686 Jy ! Adding 47 model components to the UV plane model. ! The established model now contains 105 components and 0.0806686 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.8747 mas, bmaj=1.661 mas, bpa=-6.499 degrees ! Estimated noise=0.177633 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000374726 Jy ! Component: 100 - total flux cleaned = -0.000499543 Jy ! Component: 150 - total flux cleaned = -0.000655065 Jy ! Component: 200 - total flux cleaned = -0.000692711 Jy ! Total flux subtracted in 200 components = -0.000692711 Jy ! Clean residual min=-0.000792 max=0.000818 Jy/beam ! Clean residual mean=-0.000000 rms=0.000194 Jy/beam ! Combined flux in latest and established models = 0.0799759 Jy selfcal ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 123 components and 0.0799759 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=0.055488Jy sigma=1.132119 ! Fit after self-cal, rms=0.055480Jy sigma=1.131987 wmodel J0309+2738_X_map.mod ! Writing 123 model components to file: J0309+2738_X_map.mod wobs J0309+2738_X_uvs.fits ! Writing UV FITS file: J0309+2738_X_uvs.fits wwins J0309+2738_X_map.win ! wwins: Wrote 8 windows to J0309+2738_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 = -4.36816e-05 Jy ! Component: 100 - total flux cleaned = -0.000156385 Jy ! Component: 150 - total flux cleaned = -0.000277688 Jy ! Component: 200 - total flux cleaned = -0.000316705 Jy ! Component: 250 - total flux cleaned = -0.000329691 Jy ! Component: 300 - total flux cleaned = -0.000366997 Jy ! Component: 350 - total flux cleaned = -0.000317997 Jy ! Component: 400 - total flux cleaned = -0.000378419 Jy ! Component: 450 - total flux cleaned = -0.000414054 Jy ! Component: 500 - total flux cleaned = -0.000472043 Jy ! Component: 550 - total flux cleaned = -0.000483329 Jy ! Component: 600 - total flux cleaned = -0.000494826 Jy ! Component: 650 - total flux cleaned = -0.000550673 Jy ! Component: 700 - total flux cleaned = -0.000572748 Jy ! Component: 750 - total flux cleaned = -0.000616135 Jy ! Component: 800 - total flux cleaned = -0.000626802 Jy ! Component: 850 - total flux cleaned = -0.000690293 Jy ! Component: 900 - total flux cleaned = -0.000700643 Jy ! Component: 950 - total flux cleaned = -0.000731706 Jy ! Component: 1000 - total flux cleaned = -0.000731655 Jy ! Component: 1050 - total flux cleaned = -0.000701189 Jy ! Component: 1100 - total flux cleaned = -0.000721216 Jy ! Component: 1150 - total flux cleaned = -0.000711224 Jy ! Component: 1200 - total flux cleaned = -0.000652313 Jy ! Component: 1250 - total flux cleaned = -0.000671858 Jy ! Component: 1300 - total flux cleaned = -0.000652422 Jy ! Component: 1350 - total flux cleaned = -0.000614347 Jy ! Component: 1400 - total flux cleaned = -0.000595447 Jy ! Component: 1450 - total flux cleaned = -0.000623524 Jy ! Component: 1500 - total flux cleaned = -0.000623416 Jy ! Component: 1550 - total flux cleaned = -0.000595754 Jy ! Component: 1600 - total flux cleaned = -0.000595796 Jy ! Component: 1650 - total flux cleaned = -0.000568776 Jy ! Component: 1700 - total flux cleaned = -0.000550702 Jy ! Component: 1750 - total flux cleaned = -0.00055074 Jy ! Component: 1800 - total flux cleaned = -0.000515429 Jy ! Component: 1850 - total flux cleaned = -0.000506667 Jy ! Component: 1900 - total flux cleaned = -0.000489442 Jy ! Component: 1950 - total flux cleaned = -0.000498117 Jy ! Component: 2000 - total flux cleaned = -0.000498016 Jy ! Component: 2050 - total flux cleaned = -0.000489561 Jy ! Component: 2100 - total flux cleaned = -0.000498003 Jy ! Component: 2150 - total flux cleaned = -0.000498009 Jy ! Component: 2200 - total flux cleaned = -0.000498012 Jy ! Component: 2250 - total flux cleaned = -0.000489732 Jy ! Component: 2300 - total flux cleaned = -0.000506231 Jy ! Component: 2350 - total flux cleaned = -0.000522452 Jy ! Component: 2400 - total flux cleaned = -0.000498225 Jy ! Component: 2450 - total flux cleaned = -0.000530407 Jy ! Component: 2500 - total flux cleaned = -0.000538436 Jy ! Component: 2550 - total flux cleaned = -0.00055443 Jy ! Component: 2600 - total flux cleaned = -0.000546501 Jy ! Component: 2650 - total flux cleaned = -0.000570065 Jy ! Component: 2700 - total flux cleaned = -0.000546616 Jy ! Component: 2750 - total flux cleaned = -0.000538969 Jy ! Component: 2800 - total flux cleaned = -0.000577625 Jy ! Component: 2850 - total flux cleaned = -0.000592911 Jy ! Component: 2900 - total flux cleaned = -0.000600565 Jy ! Component: 2950 - total flux cleaned = -0.000547512 Jy ! Component: 3000 - total flux cleaned = -0.000577702 Jy ! Component: 3050 - total flux cleaned = -0.000547649 Jy ! Component: 3100 - total flux cleaned = -0.000532753 Jy ! Component: 3150 - total flux cleaned = -0.000577299 Jy ! Component: 3200 - total flux cleaned = -0.000555145 Jy ! Component: 3250 - total flux cleaned = -0.000547753 Jy ! Component: 3300 - total flux cleaned = -0.000555103 Jy ! Component: 3350 - total flux cleaned = -0.000547831 Jy ! Component: 3400 - total flux cleaned = -0.00054781 Jy ! Component: 3450 - total flux cleaned = -0.000540557 Jy ! Component: 3500 - total flux cleaned = -0.000576235 Jy ! Component: 3550 - total flux cleaned = -0.00054777 Jy ! Component: 3600 - total flux cleaned = -0.00055479 Jy ! Component: 3650 - total flux cleaned = -0.000583021 Jy ! Component: 3700 - total flux cleaned = -0.000547953 Jy ! Component: 3750 - total flux cleaned = -0.000540981 Jy ! Component: 3800 - total flux cleaned = -0.000568772 Jy ! Component: 3850 - total flux cleaned = -0.000568779 Jy ! Component: 3900 - total flux cleaned = -0.000568841 Jy ! Component: 3950 - total flux cleaned = -0.000575698 Jy ! Component: 4000 - total flux cleaned = -0.000568927 Jy ! Component: 4050 - total flux cleaned = -0.000589186 Jy ! Total flux subtracted in 4096 components = -0.000575774 Jy ! Clean residual min=-0.000351 max=0.000391 Jy/beam ! Clean residual mean=-0.000000 rms=0.000118 Jy/beam ! Combined flux in latest and established models = 0.0794001 Jy keep ! Adding 326 model components to the UV plane model. ! The established model now contains 449 components and 0.0794001 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J0309+2738_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8747 x 1.661 at -6.499 degrees (North through East) ! Clean map min=-0.00067768 max=0.065483 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J0309+2738_X_map.fits wmodel /vlbi/uf001/uva//J0309+2738_X_map.mod ! Writing 449 model components to file: /vlbi/uf001/uva//J0309+2738_X_map.mod wobs /vlbi/uf001/uva//J0309+2738_X_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J0309+2738_X_uvs.fits wwins /vlbi/uf001/uva//J0309+2738_X_map.win ! wwins: Wrote 9 windows to /vlbi/uf001/uva//J0309+2738_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0654826 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000117924 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.540252 0.540252 1.0805 2.16101 4.32201 8.64402 17.288 34.5761 69.1522 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0003 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.065 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 555.296 quit ! Quitting program ! Log file /vlbi/uf001/uva//J0309+2738_X_dfm.log closed on Sun Jan 13 21:42:08 2019