! Started logfile: /vlbi/bp222/maps//J1156+3128_X_dfm.log on Thu Sep 27 11:06:58 2018 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/bp222/maps//J1156+3128_X_uvm.fits ! Reading UV FITS file: /vlbi/bp222/maps//J1156+3128_X_uvm.fits ! AN table 1: 91 integrations on 6 of 6 possible baselines. ! AN table 2: 46 integrations on 3 of 3 possible baselines. ! Apparent sampling: 0.669591 visibilities/baseline/integration-bin. ! Found source: J1156+3128 ! ! 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 108 lines of history. ! ! Reading 5496 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 J1156+3128_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 196 telescope corrections were flagged in sub-array 1. ! A total of 6 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 2. ! A total of 196 telescope corrections were flagged in sub-array 1. ! A total of 6 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 3. ! A total of 196 telescope corrections were flagged in sub-array 1. ! A total of 6 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 4. ! A total of 196 telescope corrections were flagged in sub-array 1. ! A total of 6 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 5. ! A total of 196 telescope corrections were flagged in sub-array 1. ! A total of 6 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 6. ! A total of 196 telescope corrections were flagged in sub-array 1. ! A total of 6 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 7. ! A total of 196 telescope corrections were flagged in sub-array 1. ! A total of 6 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 8. ! A total of 196 telescope corrections were flagged in sub-array 1. ! A total of 6 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 9. ! A total of 196 telescope corrections were flagged in sub-array 1. ! A total of 6 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 10. ! A total of 196 telescope corrections were flagged in sub-array 1. ! A total of 6 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 11. ! A total of 196 telescope corrections were flagged in sub-array 1. ! A total of 6 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 12. ! A total of 196 telescope corrections were flagged in sub-array 1. ! A total of 6 telescope corrections were flagged in sub-array 2. ! ! Fit before self-cal, rms=1.001123Jy sigma=17.915577 ! Fit after self-cal, rms=0.966900Jy sigma=17.192285 ! 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=1.673 mas, bmaj=5.806 mas, bpa=53.12 degrees ! Estimated noise=0.847527 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 = 0.0277467 Jy ! Component: 100 - total flux cleaned = 0.0340644 Jy ! Total flux subtracted in 100 components = 0.0340644 Jy ! Clean residual min=-0.003965 max=0.004107 Jy/beam ! Clean residual mean=0.000000 rms=0.001128 Jy/beam ! Combined flux in latest and established models = 0.0340644 Jy ! Performing phase self-cal ! Adding 2 model components to the UV plane model. ! The established model now contains 2 components and 0.0340644 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=0.038653Jy sigma=0.628694 ! Fit after self-cal, rms=0.037426Jy sigma=0.609346 ! 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=1.95 mas, bmaj=5.787 mas, bpa=52.23 degrees ! Estimated noise=0.607397 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 = 0.00239593 Jy ! Component: 100 - total flux cleaned = 0.00377055 Jy ! Component: 150 - total flux cleaned = 0.00409127 Jy ! Component: 200 - total flux cleaned = 0.00422562 Jy ! Total flux subtracted in 200 components = 0.00422562 Jy ! Clean residual min=-0.002804 max=0.002607 Jy/beam ! Clean residual mean=-0.000000 rms=0.000833 Jy/beam ! Combined flux in latest and established models = 0.03829 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 13 components and 0.03829 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=0.037220Jy sigma=0.603924 ! Fit after self-cal, rms=0.037282Jy sigma=0.603492 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.95 x 5.787 at 52.23 degrees (North through East) ! Clean map min=-0.0027701 max=0.036091 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.92 FD 1.03 KP 1.32 OV 1.02 ! ! A total of 132 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! FD 0.00* KP 0.00* OV 0.00* ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.91 FD 1.05 KP 1.13 OV 1.09 ! ! A total of 132 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! FD 0.00* KP 0.00* OV 0.00* ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.90 FD 1.06 KP 1.18 OV 1.07 ! ! A total of 132 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! FD 0.00* KP 0.00* OV 0.00* ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 1.07 KP 1.07 OV 1.19 ! ! A total of 132 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! FD 0.00* KP 0.00* OV 0.00* ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 0.87 FD 1.08 KP 1.05 OV 1.11 ! ! A total of 132 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! FD 0.00* KP 0.00* OV 0.00* ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 0.89 KP 1.06 OV 1.11 ! ! A total of 132 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! FD 0.00* KP 0.00* OV 0.00* ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 1.00 KP 1.04 OV 1.18 ! ! A total of 132 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! FD 0.00* KP 0.00* OV 0.00* ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 0.90 FD 0.91 KP 1.05 OV 1.07 ! ! A total of 132 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! FD 0.00* KP 0.00* OV 0.00* ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 0.87 FD 1.01 KP 1.10 OV 1.16 ! ! A total of 132 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! FD 0.00* KP 0.00* OV 0.00* ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 0.79 FD 0.88 KP 1.18 OV 1.00 ! ! A total of 132 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! FD 0.00* KP 0.00* OV 0.00* ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 0.80 FD 0.87 KP 1.06 OV 1.02 ! ! A total of 132 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! FD 0.00* KP 0.00* OV 0.00* ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 0.92 FD 0.85 KP 1.00 OV 1.09 ! ! A total of 132 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! FD 0.00* KP 0.00* OV 0.00* ! ! ! Fit before self-cal, rms=0.037282Jy sigma=0.603492 ! Fit after self-cal, rms=0.039662Jy sigma=0.573539 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.66 mas, bmaj=4.719 mas, bpa=53.34 degrees ! Estimated noise=0.841448 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 = -0.00101448 Jy ! Component: 100 - total flux cleaned = -0.00124307 Jy ! Component: 150 - total flux cleaned = -0.00147492 Jy ! Component: 200 - total flux cleaned = -0.0016121 Jy ! Total flux subtracted in 200 components = -0.0016121 Jy ! Clean residual min=-0.001184 max=0.001485 Jy/beam ! Clean residual mean=-0.000000 rms=0.000385 Jy/beam ! Combined flux in latest and established models = 0.0366779 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 35 components and 0.0366779 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=0.039565Jy sigma=0.571944 ! Fit after self-cal, rms=0.039691Jy sigma=0.570053 ! 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=0.039691Jy sigma=0.570053 ! Fit after self-cal, rms=0.041489Jy sigma=0.566749 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.645 mas, bmaj=4.672 mas, bpa=53.63 degrees ! Estimated noise=0.851298 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00105511 Jy ! Component: 100 - total flux cleaned = -0.00142827 Jy ! Component: 150 - total flux cleaned = -0.00155412 Jy ! Component: 200 - total flux cleaned = -0.00157699 Jy ! Total flux subtracted in 200 components = -0.00157699 Jy ! Clean residual min=-0.001045 max=0.001131 Jy/beam ! Clean residual mean=-0.000000 rms=0.000318 Jy/beam ! Combined flux in latest and established models = 0.0351009 Jy selfcal ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 52 components and 0.035101 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=0.041454Jy sigma=0.566237 ! Fit after self-cal, rms=0.041673Jy sigma=0.564901 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 = -0.000724731 Jy ! Component: 100 - total flux cleaned = -0.00101223 Jy ! Component: 150 - total flux cleaned = -0.00129599 Jy ! Component: 200 - total flux cleaned = -0.00153075 Jy ! Total flux subtracted in 200 components = -0.00153075 Jy ! Clean residual min=-0.001233 max=0.001305 Jy/beam ! Clean residual mean=-0.000000 rms=0.000344 Jy/beam ! Combined flux in latest and established models = 0.0335702 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 69 components and 0.0335702 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=0.041652Jy sigma=0.564643 ! Fit after self-cal, rms=0.041654Jy sigma=0.564542 ! 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=0.041654Jy sigma=0.564542 ! Fit after self-cal, rms=0.043227Jy sigma=0.563873 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.644 mas, bmaj=4.648 mas, bpa=53.72 degrees ! Estimated noise=0.854025 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000412219 Jy ! Component: 100 - total flux cleaned = -0.000677439 Jy ! Component: 150 - total flux cleaned = -0.000908739 Jy ! Component: 200 - total flux cleaned = -0.00107588 Jy ! Total flux subtracted in 200 components = -0.00107588 Jy ! Clean residual min=-0.001084 max=0.001118 Jy/beam ! Clean residual mean=-0.000000 rms=0.000287 Jy/beam ! Combined flux in latest and established models = 0.0324943 Jy selfcal ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 76 components and 0.0324943 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=0.043210Jy sigma=0.563676 ! Fit after self-cal, rms=0.043427Jy sigma=0.563309 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 = -0.000425397 Jy ! Component: 100 - total flux cleaned = -0.000581996 Jy ! Component: 150 - total flux cleaned = -0.000683327 Jy ! Component: 200 - total flux cleaned = -0.000770078 Jy ! Total flux subtracted in 200 components = -0.000770078 Jy ! Clean residual min=-0.001128 max=0.001252 Jy/beam ! Clean residual mean=-0.000000 rms=0.000300 Jy/beam ! Combined flux in latest and established models = 0.0317242 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 84 components and 0.0317242 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=0.043412Jy sigma=0.563204 ! Fit after self-cal, rms=0.043415Jy sigma=0.563144 ! 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=0.043415Jy sigma=0.563144 ! Fit after self-cal, rms=0.044955Jy sigma=0.562906 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.925 mas, bmaj=4.616 mas, bpa=52.59 degrees ! Estimated noise=0.949742 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000121943 Jy ! Component: 100 - total flux cleaned = -0.000226432 Jy ! Component: 150 - total flux cleaned = -0.000378478 Jy ! Component: 200 - total flux cleaned = -0.0005071 Jy ! Total flux subtracted in 200 components = -0.0005071 Jy ! Clean residual min=-0.001105 max=0.001204 Jy/beam ! Clean residual mean=-0.000000 rms=0.000301 Jy/beam ! Combined flux in latest and established models = 0.0312171 Jy selfcal ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 97 components and 0.0312171 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=0.044939Jy sigma=0.562790 ! Fit after self-cal, rms=0.045116Jy sigma=0.562077 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 = -0.000314275 Jy ! Component: 100 - total flux cleaned = -0.000356399 Jy ! Component: 150 - total flux cleaned = -0.000401658 Jy ! Component: 200 - total flux cleaned = -0.000462342 Jy ! Total flux subtracted in 200 components = -0.000462342 Jy ! Clean residual min=-0.001149 max=0.001349 Jy/beam ! Clean residual mean=-0.000000 rms=0.000315 Jy/beam ! Combined flux in latest and established models = 0.0307548 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 109 components and 0.0307548 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=0.045102Jy sigma=0.561996 ! Fit after self-cal, rms=0.045098Jy sigma=0.561933 ! Inverting map ! Added new window around map position (50, -18.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00037602 Jy ! Component: 100 - total flux cleaned = 0.000276091 Jy ! Component: 150 - total flux cleaned = 5.39077e-05 Jy ! Component: 200 - total flux cleaned = -0.000136056 Jy ! Total flux subtracted in 200 components = -0.000136056 Jy ! Clean residual min=-0.000944 max=0.000936 Jy/beam ! Clean residual mean=-0.000000 rms=0.000221 Jy/beam ! Combined flux in latest and established models = 0.0306187 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 133 components and 0.0306187 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=0.045044Jy sigma=0.561387 ! Fit after self-cal, rms=0.045050Jy sigma=0.561156 ! 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=1.643 mas, bmaj=4.633 mas, bpa=53.76 degrees ! Estimated noise=0.856282 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.643 x 4.633 at 53.76 degrees (North through East) ! Clean map min=-0.0062417 max=0.033977 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=1.452 mas, bmaj=4.876 mas, bpa=54.25 degrees ! Estimated noise=1.09817 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.027182 Jy ! Component: 100 - total flux cleaned = 0.0276897 Jy ! Component: 150 - total flux cleaned = 0.0270083 Jy ! Component: 200 - total flux cleaned = 0.0262242 Jy ! Total flux subtracted in 200 components = 0.0262242 Jy ! Clean residual min=-0.002929 max=0.002844 Jy/beam ! Clean residual mean=0.000000 rms=0.000804 Jy/beam ! Combined flux in latest and established models = 0.0262242 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 21 model components to the UV plane model. ! The established model now contains 21 components and 0.0262242 Jy ! Inverting map and beam ! Estimated beam: bmin=1.643 mas, bmaj=4.633 mas, bpa=53.76 degrees ! Estimated noise=0.856282 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 = -0.000395683 Jy ! Component: 100 - total flux cleaned = 0.000218063 Jy ! Component: 150 - total flux cleaned = 0.000821044 Jy ! Component: 200 - total flux cleaned = 0.00129415 Jy ! Total flux subtracted in 200 components = 0.00129415 Jy ! Clean residual min=-0.001342 max=0.001209 Jy/beam ! Clean residual mean=-0.000000 rms=0.000369 Jy/beam ! Combined flux in latest and established models = 0.0275183 Jy ! Adding 32 model components to the UV plane model. ! The established model now contains 48 components and 0.0275183 Jy ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 70 mega-wavelengths. clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.925 mas, bmaj=4.616 mas, bpa=52.59 degrees ! Estimated noise=0.949742 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000283966 Jy ! Component: 100 - total flux cleaned = 8.58989e-05 Jy ! Component: 150 - total flux cleaned = 0.000362027 Jy ! Component: 200 - total flux cleaned = 0.000521419 Jy ! Total flux subtracted in 200 components = 0.000521419 Jy ! Clean residual min=-0.000936 max=0.000943 Jy/beam ! Clean residual mean=-0.000000 rms=0.000264 Jy/beam ! Combined flux in latest and established models = 0.0280397 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 = 0.000186619 Jy ! Component: 100 - total flux cleaned = 0.000336986 Jy ! Component: 150 - total flux cleaned = 0.000457497 Jy ! Component: 200 - total flux cleaned = 0.000490132 Jy ! Total flux subtracted in 200 components = 0.000490132 Jy ! Clean residual min=-0.000823 max=0.000867 Jy/beam ! Clean residual mean=-0.000000 rms=0.000224 Jy/beam ! Combined flux in latest and established models = 0.0285299 Jy ! Adding 47 model components to the UV plane model. ! The established model now contains 86 components and 0.0285299 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=1.643 mas, bmaj=4.633 mas, bpa=53.76 degrees ! Estimated noise=0.856282 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -4.57671e-05 Jy ! Component: 100 - total flux cleaned = -6.0705e-05 Jy ! Component: 150 - total flux cleaned = -4.64195e-05 Jy ! Component: 200 - total flux cleaned = -7.22564e-05 Jy ! Total flux subtracted in 200 components = -7.22564e-05 Jy ! Clean residual min=-0.000751 max=0.000794 Jy/beam ! Clean residual mean=0.000000 rms=0.000198 Jy/beam ! Combined flux in latest and established models = 0.0284576 Jy selfcal ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 101 components and 0.0284576 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=0.045010Jy sigma=0.560904 ! Fit after self-cal, rms=0.045019Jy sigma=0.560647 wmodel J1156+3128_X_map.mod ! Writing 101 model components to file: J1156+3128_X_map.mod wobs J1156+3128_X_uvs.fits ! Writing UV FITS file: J1156+3128_X_uvs.fits wwins J1156+3128_X_map.win ! wwins: Wrote 2 windows to J1156+3128_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 = -0.000223772 Jy ! Component: 100 - total flux cleaned = -0.000312705 Jy ! Component: 150 - total flux cleaned = -0.000286573 Jy ! Component: 200 - total flux cleaned = -0.000240503 Jy ! Component: 250 - total flux cleaned = -0.000209074 Jy ! Component: 300 - total flux cleaned = -0.000140676 Jy ! Component: 350 - total flux cleaned = -8.51511e-05 Jy ! Component: 400 - total flux cleaned = -2.31111e-05 Jy ! Component: 450 - total flux cleaned = 4.52653e-05 Jy ! Component: 500 - total flux cleaned = 0.000135586 Jy ! Component: 550 - total flux cleaned = 0.000214784 Jy ! Component: 600 - total flux cleaned = 0.00029875 Jy ! Component: 650 - total flux cleaned = 0.000380102 Jy ! Component: 700 - total flux cleaned = 0.000466656 Jy ! Component: 750 - total flux cleaned = 0.000550677 Jy ! Component: 800 - total flux cleaned = 0.0005986 Jy ! Component: 850 - total flux cleaned = 0.000618645 Jy ! Component: 900 - total flux cleaned = 0.000618607 Jy ! Component: 950 - total flux cleaned = 0.000638092 Jy ! Component: 1000 - total flux cleaned = 0.000644475 Jy ! Component: 1050 - total flux cleaned = 0.000657025 Jy ! Component: 1100 - total flux cleaned = 0.000675583 Jy ! Component: 1150 - total flux cleaned = 0.000693985 Jy ! Component: 1200 - total flux cleaned = 0.000700016 Jy ! Component: 1250 - total flux cleaned = 0.000693975 Jy ! Component: 1300 - total flux cleaned = 0.000699975 Jy ! Component: 1350 - total flux cleaned = 0.00069396 Jy ! Component: 1400 - total flux cleaned = 0.000693914 Jy ! Component: 1450 - total flux cleaned = 0.000693835 Jy ! Component: 1500 - total flux cleaned = 0.000681898 Jy ! Component: 1550 - total flux cleaned = 0.000675943 Jy ! Component: 1600 - total flux cleaned = 0.000669946 Jy ! Component: 1650 - total flux cleaned = 0.000669973 Jy ! Component: 1700 - total flux cleaned = 0.000663924 Jy ! Component: 1750 - total flux cleaned = 0.000657908 Jy ! Component: 1800 - total flux cleaned = 0.000657886 Jy ! Component: 1850 - total flux cleaned = 0.00065785 Jy ! Component: 1900 - total flux cleaned = 0.000651692 Jy ! Component: 1950 - total flux cleaned = 0.000626877 Jy ! Component: 2000 - total flux cleaned = 0.00060183 Jy ! Component: 2050 - total flux cleaned = 0.000589121 Jy ! Component: 2100 - total flux cleaned = 0.00057635 Jy ! Component: 2150 - total flux cleaned = 0.000563503 Jy ! Component: 2200 - total flux cleaned = 0.000550494 Jy ! Component: 2250 - total flux cleaned = 0.000543939 Jy ! Component: 2300 - total flux cleaned = 0.000530669 Jy ! Component: 2350 - total flux cleaned = 0.000517141 Jy ! Component: 2400 - total flux cleaned = 0.000517142 Jy ! Component: 2450 - total flux cleaned = 0.00050329 Jy ! Component: 2500 - total flux cleaned = 0.000496271 Jy ! Component: 2550 - total flux cleaned = 0.000482001 Jy ! Component: 2600 - total flux cleaned = 0.000489241 Jy ! Component: 2650 - total flux cleaned = 0.00048193 Jy ! Component: 2700 - total flux cleaned = 0.00047454 Jy ! Component: 2750 - total flux cleaned = 0.000459549 Jy ! Component: 2800 - total flux cleaned = 0.000459546 Jy ! Component: 2850 - total flux cleaned = 0.000451856 Jy ! Component: 2900 - total flux cleaned = 0.000459779 Jy ! Component: 2950 - total flux cleaned = 0.000459843 Jy ! Component: 3000 - total flux cleaned = 0.000459821 Jy ! Component: 3050 - total flux cleaned = 0.000476235 Jy ! Component: 3100 - total flux cleaned = 0.000476257 Jy ! Component: 3150 - total flux cleaned = 0.00047634 Jy ! Component: 3200 - total flux cleaned = 0.000484937 Jy ! Component: 3250 - total flux cleaned = 0.000484915 Jy ! Component: 3300 - total flux cleaned = 0.000493793 Jy ! Component: 3350 - total flux cleaned = 0.000493886 Jy ! Component: 3400 - total flux cleaned = 0.000493941 Jy ! Component: 3450 - total flux cleaned = 0.000494029 Jy ! Component: 3500 - total flux cleaned = 0.000494081 Jy ! Component: 3550 - total flux cleaned = 0.00048452 Jy ! Component: 3600 - total flux cleaned = 0.000474632 Jy ! Component: 3650 - total flux cleaned = 0.000494395 Jy ! Component: 3700 - total flux cleaned = 0.00048437 Jy ! Component: 3750 - total flux cleaned = 0.00048436 Jy ! Component: 3800 - total flux cleaned = 0.00047394 Jy ! Component: 3850 - total flux cleaned = 0.000484513 Jy ! Component: 3900 - total flux cleaned = 0.00048452 Jy ! Component: 3950 - total flux cleaned = 0.000484577 Jy ! Component: 4000 - total flux cleaned = 0.00047345 Jy ! Component: 4050 - total flux cleaned = 0.000473401 Jy ! Total flux subtracted in 4096 components = 0.000473473 Jy ! Clean residual min=-0.000633 max=0.000654 Jy/beam ! Clean residual mean=0.000000 rms=0.000181 Jy/beam ! Combined flux in latest and established models = 0.0289311 Jy keep ! Adding 196 model components to the UV plane model. ! The established model now contains 296 components and 0.0289311 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/bp222/maps//J1156+3128_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.643 x 4.633 at 53.76 degrees (North through East) ! Clean map min=-0.0069374 max=0.033261 Jy/beam ! Writing clean map to FITS file: /vlbi/bp222/maps//J1156+3128_X_map.fits wmodel /vlbi/bp222/maps//J1156+3128_X_map.mod ! Writing 296 model components to file: /vlbi/bp222/maps//J1156+3128_X_map.mod wobs /vlbi/bp222/maps//J1156+3128_X_uvs.fits ! Writing UV FITS file: /vlbi/bp222/maps//J1156+3128_X_uvs.fits wwins /vlbi/bp222/maps//J1156+3128_X_map.win ! wwins: Wrote 3 windows to /vlbi/bp222/maps//J1156+3128_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0332611 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000210099 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -1.895 1.895 3.79 7.57999 15.16 30.32 60.64 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0006 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.033 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 158.311 quit ! Quitting program ! Log file /vlbi/bp222/maps//J1156+3128_X_dfm.log closed on Thu Sep 27 11:07:02 2018