! Started logfile: /vlbi/uf001/uva//J1749+4321_X_dfm.log on Mon Jan 14 04:21:29 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//J1749+4321_X_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J1749+4321_X_uva.fits ! AN table 1: 42 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.95291 visibilities/baseline/integration-bin. ! Found source: J1749+4321 ! ! 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 21612 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 J1749+4321_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 70 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 70 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 70 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 70 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 70 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 70 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 70 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 70 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 70 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 70 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 70 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 70 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.066661Jy sigma=23.489635 ! Fit after self-cal, rms=0.649486Jy sigma=14.340867 ! 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=0.7501 mas, bmaj=1.167 mas, bpa=-7.967 degrees ! Estimated noise=0.404287 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 = 0.267846 Jy ! Component: 100 - total flux cleaned = 0.333099 Jy ! Total flux subtracted in 100 components = 0.333099 Jy ! Clean residual min=-0.010270 max=0.030813 Jy/beam ! Clean residual mean=0.000020 rms=0.002456 Jy/beam ! Combined flux in latest and established models = 0.333099 Jy ! Performing phase self-cal ! Adding 5 model components to the UV plane model. ! The established model now contains 5 components and 0.333099 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=0.085482Jy sigma=1.854271 ! Fit after self-cal, rms=0.085373Jy sigma=1.852534 ! Inverting map ! Added new window around map position (0, -2.6). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0324507 Jy ! Component: 100 - total flux cleaned = 0.0513199 Jy ! Total flux subtracted in 100 components = 0.0513199 Jy ! Clean residual min=-0.007452 max=0.012186 Jy/beam ! Clean residual mean=0.000014 rms=0.001659 Jy/beam ! Combined flux in latest and established models = 0.384419 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 13 components and 0.384419 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=0.068464Jy sigma=1.479575 ! Fit after self-cal, rms=0.067965Jy sigma=1.468465 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0132401 Jy ! Component: 100 - total flux cleaned = 0.0219735 Jy ! Total flux subtracted in 100 components = 0.0219735 Jy ! Clean residual min=-0.006511 max=0.009702 Jy/beam ! Clean residual mean=0.000012 rms=0.001414 Jy/beam ! Combined flux in latest and established models = 0.406392 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 17 components and 0.406392 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=0.064015Jy sigma=1.379896 ! Fit after self-cal, rms=0.063917Jy sigma=1.377763 ! Inverting map ! Added new window around map position (1.6, 1.8). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00851545 Jy ! Component: 100 - total flux cleaned = 0.0141243 Jy ! Total flux subtracted in 100 components = 0.0141243 Jy ! Clean residual min=-0.005883 max=0.008407 Jy/beam ! Clean residual mean=0.000010 rms=0.001306 Jy/beam ! Combined flux in latest and established models = 0.420516 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 26 components and 0.420516 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=0.062244Jy sigma=1.338429 ! Fit after self-cal, rms=0.062170Jy sigma=1.337154 ! 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=0.9754 mas, bmaj=1.42 mas, bpa=-7.305 degrees ! Estimated noise=0.239405 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, -1.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00981661 Jy ! Component: 100 - total flux cleaned = 0.0165204 Jy ! Component: 150 - total flux cleaned = 0.0217026 Jy ! Component: 200 - total flux cleaned = 0.0258127 Jy ! Total flux subtracted in 200 components = 0.0258127 Jy ! Clean residual min=-0.006216 max=0.005683 Jy/beam ! Clean residual mean=0.000017 rms=0.001375 Jy/beam ! Combined flux in latest and established models = 0.446329 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 44 components and 0.446329 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=0.060205Jy sigma=1.290063 ! Fit after self-cal, rms=0.060146Jy sigma=1.288568 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9754 x 1.42 at -7.305 degrees (North through East) ! Clean map min=-0.0058441 max=0.34527 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 1.01 HN 0.96 KP 1.03 ! LA 1.01 MK 1.01 NL 1.07 OV 0.94 ! PT 0.94 SC 0.98 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 0.99 HN 0.96 KP 1.04 ! LA 1.01 MK 1.03 NL 1.07 OV 0.94 ! PT 0.93 SC 0.96 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 FD 0.99 HN 0.96 KP 1.04 ! LA 1.01 MK 1.01 NL 1.06 OV 0.92 ! PT 0.94 SC 0.96 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 1.01 HN 0.96 KP 1.05 ! LA 1.01 MK 1.02 NL 1.06 OV 0.93 ! PT 0.93 SC 0.96 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 1.01 HN 0.96 KP 1.04 ! LA 1.00 MK 1.01 NL 1.08 OV 0.92 ! PT 0.93 SC 0.97 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 1.01 HN 0.97 KP 1.05 ! LA 1.00 MK 1.00 NL 1.08 OV 0.93 ! PT 0.94 SC 0.96 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 1.01 HN 0.96 KP 1.03 ! LA 1.01 MK 1.02 NL 1.06 OV 0.93 ! PT 0.93 SC 0.97 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 1.01 HN 0.97 KP 1.05 ! LA 1.01 MK 1.01 NL 1.07 OV 0.91 ! PT 0.94 SC 0.98 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 1.01 HN 0.97 KP 1.04 ! LA 0.99 MK 1.02 NL 1.07 OV 0.92 ! PT 0.93 SC 0.98 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 1.00 HN 0.95 KP 1.04 ! LA 1.01 MK 1.02 NL 1.08 OV 0.92 ! PT 0.95 SC 0.98 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 0.99 HN 0.98 KP 1.04 ! LA 1.02 MK 1.01 NL 1.08 OV 0.92 ! PT 0.94 SC 0.98 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 1.01 HN 0.95 KP 1.04 ! LA 1.00 MK 1.03 NL 1.06 OV 0.92 ! PT 0.93 SC 0.97 ! ! ! Fit before self-cal, rms=0.060146Jy sigma=1.288568 ! Fit after self-cal, rms=0.054820Jy sigma=1.170981 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.9734 mas, bmaj=1.421 mas, bpa=-6.906 degrees ! Estimated noise=0.239047 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 (1.2, -13.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00254996 Jy ! Component: 100 - total flux cleaned = 0.00287369 Jy ! Component: 150 - total flux cleaned = 0.00323848 Jy ! Component: 200 - total flux cleaned = 0.00385793 Jy ! Total flux subtracted in 200 components = 0.00385793 Jy ! Clean residual min=-0.003101 max=0.002875 Jy/beam ! Clean residual mean=0.000010 rms=0.000627 Jy/beam ! Combined flux in latest and established models = 0.450187 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 66 components and 0.450187 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=0.054031Jy sigma=1.152169 ! Fit after self-cal, rms=0.054025Jy sigma=1.151347 ! 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=0.054025Jy sigma=1.151347 ! Fit after self-cal, rms=0.053489Jy sigma=1.135954 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9719 mas, bmaj=1.423 mas, bpa=-6.657 degrees ! Estimated noise=0.238983 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00107432 Jy ! Component: 100 - total flux cleaned = -0.001164 Jy ! Component: 150 - total flux cleaned = -0.00101919 Jy ! Component: 200 - total flux cleaned = -0.00089314 Jy ! Total flux subtracted in 200 components = -0.00089314 Jy ! Clean residual min=-0.002280 max=0.002079 Jy/beam ! Clean residual mean=0.000008 rms=0.000467 Jy/beam ! Combined flux in latest and established models = 0.449294 Jy selfcal ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 78 components and 0.449294 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=0.053289Jy sigma=1.131179 ! Fit after self-cal, rms=0.053291Jy sigma=1.131047 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 = 0.000351697 Jy ! Component: 100 - total flux cleaned = 0.000455015 Jy ! Component: 150 - total flux cleaned = 0.000500986 Jy ! Component: 200 - total flux cleaned = 0.000502731 Jy ! Total flux subtracted in 200 components = 0.000502731 Jy ! Clean residual min=-0.002247 max=0.001916 Jy/beam ! Clean residual mean=0.000007 rms=0.000444 Jy/beam ! Combined flux in latest and established models = 0.449797 Jy ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 88 components and 0.449797 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=0.053215Jy sigma=1.129221 ! Fit after self-cal, rms=0.053214Jy sigma=1.129180 ! 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=0.053214Jy sigma=1.129180 ! Fit after self-cal, rms=0.053107Jy sigma=1.128186 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9713 mas, bmaj=1.422 mas, bpa=-6.63 degrees ! Estimated noise=0.23882 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00140054 Jy ! Component: 100 - total flux cleaned = -0.00150449 Jy ! Component: 150 - total flux cleaned = -0.00145959 Jy ! Component: 200 - total flux cleaned = -0.00145682 Jy ! Total flux subtracted in 200 components = -0.00145682 Jy ! Clean residual min=-0.001891 max=0.001891 Jy/beam ! Clean residual mean=0.000007 rms=0.000411 Jy/beam ! Combined flux in latest and established models = 0.44834 Jy selfcal ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 99 components and 0.44834 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=0.053022Jy sigma=1.126093 ! Fit after self-cal, rms=0.053021Jy sigma=1.126061 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 = 0.000123013 Jy ! Component: 100 - total flux cleaned = 0.000122234 Jy ! Component: 150 - total flux cleaned = 0.000121682 Jy ! Component: 200 - total flux cleaned = 0.000151642 Jy ! Total flux subtracted in 200 components = 0.000151642 Jy ! Clean residual min=-0.001835 max=0.001783 Jy/beam ! Clean residual mean=0.000007 rms=0.000399 Jy/beam ! Combined flux in latest and established models = 0.448492 Jy ! Performing phase self-cal ! Adding 37 model components to the UV plane model. ! The established model now contains 109 components and 0.448492 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=0.052984Jy sigma=1.125137 ! Fit after self-cal, rms=0.052983Jy sigma=1.125120 ! 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=0.052983Jy sigma=1.125120 ! Fit after self-cal, rms=0.052913Jy sigma=1.124551 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.236 mas, bmaj=2.445 mas, bpa=0.3616 degrees ! Estimated noise=0.305665 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000269431 Jy ! Component: 100 - total flux cleaned = -0.000376191 Jy ! Component: 150 - total flux cleaned = -0.000467864 Jy ! Component: 200 - total flux cleaned = -0.000544766 Jy ! Total flux subtracted in 200 components = -0.000544766 Jy ! Clean residual min=-0.002084 max=0.002222 Jy/beam ! Clean residual mean=0.000014 rms=0.000529 Jy/beam ! Combined flux in latest and established models = 0.447947 Jy selfcal ! Performing phase self-cal ! Adding 35 model components to the UV plane model. ! The established model now contains 132 components and 0.447947 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=0.052891Jy sigma=1.123832 ! Fit after self-cal, rms=0.052888Jy sigma=1.123721 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 (1.4, -17.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00225625 Jy ! Component: 100 - total flux cleaned = 0.00362099 Jy ! Component: 150 - total flux cleaned = 0.0042619 Jy ! Component: 200 - total flux cleaned = 0.00444567 Jy ! Total flux subtracted in 200 components = 0.00444567 Jy ! Clean residual min=-0.001748 max=0.001877 Jy/beam ! Clean residual mean=0.000006 rms=0.000462 Jy/beam ! Combined flux in latest and established models = 0.452392 Jy ! Performing phase self-cal ! Adding 38 model components to the UV plane model. ! The established model now contains 163 components and 0.452392 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=0.052816Jy sigma=1.122060 ! Fit after self-cal, rms=0.052812Jy sigma=1.121979 ! 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=0.9708 mas, bmaj=1.421 mas, bpa=-6.605 degrees ! Estimated noise=0.238688 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9708 x 1.421 at -6.605 degrees (North through East) ! Clean map min=-0.0014204 max=0.34452 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=0.7463 mas, bmaj=1.166 mas, bpa=-7.321 degrees ! Estimated noise=0.401726 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.265973 Jy ! Component: 100 - total flux cleaned = 0.331706 Jy ! Component: 150 - total flux cleaned = 0.362955 Jy ! Component: 200 - total flux cleaned = 0.381708 Jy ! Total flux subtracted in 200 components = 0.381708 Jy ! Clean residual min=-0.003628 max=0.009912 Jy/beam ! Clean residual mean=0.000012 rms=0.001004 Jy/beam ! Combined flux in latest and established models = 0.381708 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 17 model components to the UV plane model. ! The established model now contains 17 components and 0.381708 Jy ! Inverting map and beam ! Estimated beam: bmin=0.9708 mas, bmaj=1.421 mas, bpa=-6.605 degrees ! Estimated noise=0.238688 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 = 0.0175104 Jy ! Component: 100 - total flux cleaned = 0.0280701 Jy ! Component: 150 - total flux cleaned = 0.0351211 Jy ! Component: 200 - total flux cleaned = 0.0403253 Jy ! Total flux subtracted in 200 components = 0.0403253 Jy ! Clean residual min=-0.002399 max=0.003622 Jy/beam ! Clean residual mean=0.000016 rms=0.000615 Jy/beam ! Combined flux in latest and established models = 0.422033 Jy ! Adding 38 model components to the UV plane model. ! The established model now contains 43 components and 0.422033 Jy ! Inverting map ! Added new window around map position (1, -2.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0042331 Jy ! Component: 100 - total flux cleaned = 0.00761054 Jy ! Component: 150 - total flux cleaned = 0.0104777 Jy ! Component: 200 - total flux cleaned = 0.0129569 Jy ! Total flux subtracted in 200 components = 0.0129569 Jy ! Clean residual min=-0.001853 max=0.001684 Jy/beam ! Clean residual mean=0.000011 rms=0.000443 Jy/beam ! Combined flux in latest and established models = 0.43499 Jy ! Adding 52 model components to the UV plane model. ! The established model now contains 86 components and 0.43499 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=2.236 mas, bmaj=2.445 mas, bpa=0.3616 degrees ! Estimated noise=0.305665 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00375935 Jy ! Component: 100 - total flux cleaned = 0.0065813 Jy ! Component: 150 - total flux cleaned = 0.00885535 Jy ! Component: 200 - total flux cleaned = 0.0107197 Jy ! Total flux subtracted in 200 components = 0.0107197 Jy ! Clean residual min=-0.002129 max=0.001734 Jy/beam ! Clean residual mean=0.000014 rms=0.000508 Jy/beam ! Combined flux in latest and established models = 0.44571 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 = 0.00154192 Jy ! Component: 100 - total flux cleaned = 0.00284276 Jy ! Component: 150 - total flux cleaned = 0.00387424 Jy ! Component: 200 - total flux cleaned = 0.00446817 Jy ! Total flux subtracted in 200 components = 0.00446817 Jy ! Clean residual min=-0.001914 max=0.001582 Jy/beam ! Clean residual mean=0.000008 rms=0.000449 Jy/beam ! Combined flux in latest and established models = 0.450178 Jy ! Adding 117 model components to the UV plane model. ! The established model now contains 188 components and 0.450178 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.9708 mas, bmaj=1.421 mas, bpa=-6.605 degrees ! Estimated noise=0.238688 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000937187 Jy ! Component: 100 - total flux cleaned = 0.00141183 Jy ! Component: 150 - total flux cleaned = 0.00179994 Jy ! Component: 200 - total flux cleaned = 0.00215664 Jy ! Total flux subtracted in 200 components = 0.00215664 Jy ! Clean residual min=-0.001464 max=0.001488 Jy/beam ! Clean residual mean=0.000002 rms=0.000325 Jy/beam ! Combined flux in latest and established models = 0.452335 Jy selfcal ! Performing phase self-cal ! Adding 33 model components to the UV plane model. ! The established model now contains 217 components and 0.452335 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=0.052728Jy sigma=1.120473 ! Fit after self-cal, rms=0.052713Jy sigma=1.120080 wmodel J1749+4321_X_map.mod ! Writing 217 model components to file: J1749+4321_X_map.mod wobs J1749+4321_X_uvs.fits ! Writing UV FITS file: J1749+4321_X_uvs.fits wwins J1749+4321_X_map.win ! wwins: Wrote 7 windows to J1749+4321_X_map.win x = (field_size-8) * field_cell / 4 addwin -x,x,-x,x clean (field_size*4),0.01 ! Inverting map ! clean: niter=4096 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = -0.00014948 Jy ! Component: 100 - total flux cleaned = -0.000439752 Jy ! Component: 150 - total flux cleaned = -0.000672411 Jy ! Component: 200 - total flux cleaned = -0.000918264 Jy ! Component: 250 - total flux cleaned = -0.00115544 Jy ! Component: 300 - total flux cleaned = -0.00136456 Jy ! Component: 350 - total flux cleaned = -0.00146687 Jy ! Component: 400 - total flux cleaned = -0.00158709 Jy ! Component: 450 - total flux cleaned = -0.00168481 Jy ! Component: 500 - total flux cleaned = -0.00176149 Jy ! Component: 550 - total flux cleaned = -0.00176134 Jy ! Component: 600 - total flux cleaned = -0.00170553 Jy ! Component: 650 - total flux cleaned = -0.00170543 Jy ! Component: 700 - total flux cleaned = -0.00163367 Jy ! Component: 750 - total flux cleaned = -0.00159833 Jy ! Component: 800 - total flux cleaned = -0.00145897 Jy ! Component: 850 - total flux cleaned = -0.00144214 Jy ! Component: 900 - total flux cleaned = -0.0014083 Jy ! Component: 950 - total flux cleaned = -0.00134105 Jy ! Component: 1000 - total flux cleaned = -0.00124183 Jy ! Component: 1050 - total flux cleaned = -0.00124155 Jy ! Component: 1100 - total flux cleaned = -0.00111247 Jy ! Component: 1150 - total flux cleaned = -0.00116034 Jy ! Component: 1200 - total flux cleaned = -0.00108161 Jy ! Component: 1250 - total flux cleaned = -0.00108128 Jy ! Component: 1300 - total flux cleaned = -0.00103488 Jy ! Component: 1350 - total flux cleaned = -0.0010347 Jy ! Component: 1400 - total flux cleaned = -0.000973916 Jy ! Component: 1450 - total flux cleaned = -0.000914049 Jy ! Component: 1500 - total flux cleaned = -0.000928966 Jy ! Component: 1550 - total flux cleaned = -0.000929122 Jy ! Component: 1600 - total flux cleaned = -0.000899779 Jy ! Component: 1650 - total flux cleaned = -0.000841903 Jy ! Component: 1700 - total flux cleaned = -0.000755815 Jy ! Component: 1750 - total flux cleaned = -0.000727467 Jy ! Component: 1800 - total flux cleaned = -0.000713308 Jy ! Component: 1850 - total flux cleaned = -0.000671411 Jy ! Component: 1900 - total flux cleaned = -0.000740677 Jy ! Component: 1950 - total flux cleaned = -0.000671738 Jy ! Component: 2000 - total flux cleaned = -0.000685283 Jy ! Component: 2050 - total flux cleaned = -0.000644572 Jy ! Component: 2100 - total flux cleaned = -0.000698475 Jy ! Component: 2150 - total flux cleaned = -0.000725099 Jy ! Component: 2200 - total flux cleaned = -0.000751731 Jy ! Component: 2250 - total flux cleaned = -0.000699139 Jy ! Component: 2300 - total flux cleaned = -0.000803634 Jy ! Component: 2350 - total flux cleaned = -0.000842474 Jy ! Component: 2400 - total flux cleaned = -0.000816789 Jy ! Component: 2450 - total flux cleaned = -0.00082947 Jy ! Component: 2500 - total flux cleaned = -0.000854671 Jy ! Component: 2550 - total flux cleaned = -0.000829654 Jy ! Component: 2600 - total flux cleaned = -0.000854625 Jy ! Component: 2650 - total flux cleaned = -0.000804693 Jy ! Component: 2700 - total flux cleaned = -0.000891039 Jy ! Component: 2750 - total flux cleaned = -0.000903363 Jy ! Component: 2800 - total flux cleaned = -0.000854764 Jy ! Component: 2850 - total flux cleaned = -0.000842734 Jy ! Component: 2900 - total flux cleaned = -0.000866753 Jy ! Component: 2950 - total flux cleaned = -0.000842864 Jy ! Component: 3000 - total flux cleaned = -0.000854795 Jy ! Component: 3050 - total flux cleaned = -0.000866762 Jy ! Component: 3100 - total flux cleaned = -0.000890262 Jy ! Component: 3150 - total flux cleaned = -0.000960263 Jy ! Component: 3200 - total flux cleaned = -0.000948578 Jy ! Component: 3250 - total flux cleaned = -0.0009601 Jy ! Component: 3300 - total flux cleaned = -0.00100585 Jy ! Component: 3350 - total flux cleaned = -0.00100603 Jy ! Component: 3400 - total flux cleaned = -0.00105114 Jy ! Component: 3450 - total flux cleaned = -0.00108471 Jy ! Component: 3500 - total flux cleaned = -0.00107353 Jy ! Component: 3550 - total flux cleaned = -0.00112912 Jy ! Component: 3600 - total flux cleaned = -0.00112912 Jy ! Component: 3650 - total flux cleaned = -0.00115109 Jy ! Component: 3700 - total flux cleaned = -0.00118377 Jy ! Component: 3750 - total flux cleaned = -0.00120551 Jy ! Component: 3800 - total flux cleaned = -0.00121632 Jy ! Component: 3850 - total flux cleaned = -0.0012592 Jy ! Component: 3900 - total flux cleaned = -0.00126976 Jy ! Component: 3950 - total flux cleaned = -0.00130146 Jy ! Component: 4000 - total flux cleaned = -0.00134361 Jy ! Component: 4050 - total flux cleaned = -0.00134365 Jy ! Total flux subtracted in 4096 components = -0.00135411 Jy ! Clean residual min=-0.000628 max=0.000620 Jy/beam ! Clean residual mean=0.000001 rms=0.000182 Jy/beam ! Combined flux in latest and established models = 0.450981 Jy keep ! Adding 353 model components to the UV plane model. ! The established model now contains 570 components and 0.450981 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J1749+4321_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9708 x 1.421 at -6.605 degrees (North through East) ! Clean map min=-0.00097843 max=0.34476 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J1749+4321_X_map.fits wmodel /vlbi/uf001/uva//J1749+4321_X_map.mod ! Writing 570 model components to file: /vlbi/uf001/uva//J1749+4321_X_map.mod wobs /vlbi/uf001/uva//J1749+4321_X_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J1749+4321_X_uvs.fits wwins /vlbi/uf001/uva//J1749+4321_X_map.win ! wwins: Wrote 8 windows to /vlbi/uf001/uva//J1749+4321_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.344763 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000180545 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.157103 0.157103 0.314206 0.628413 1.25683 2.51365 5.0273 10.0546 20.1092 40.2184 80.4368 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0005 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.344 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 1909.57 quit ! Quitting program ! Log file /vlbi/uf001/uva//J1749+4321_X_dfm.log closed on Mon Jan 14 04:21:34 2019