! Started logfile: /vlbi/bp222/maps//J1357-1527_X_dfm.log on Thu Sep 27 11:12:46 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//J1357-1527_X_uvm.fits ! Reading UV FITS file: /vlbi/bp222/maps//J1357-1527_X_uvm.fits ! AN table 1: 16 integrations on 21 of 21 possible baselines. ! AN table 2: 16 integrations on 28 of 28 possible baselines. ! Apparent sampling: 0.966837 visibilities/baseline/integration-bin. ! Found source: J1357-1527 ! ! 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 9096 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 J1357-1527_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 9 telescope corrections were flagged in sub-array 1. ! A total of 10 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 2. ! A total of 9 telescope corrections were flagged in sub-array 1. ! A total of 10 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 3. ! A total of 9 telescope corrections were flagged in sub-array 1. ! A total of 10 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 4. ! A total of 9 telescope corrections were flagged in sub-array 1. ! A total of 10 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 5. ! A total of 9 telescope corrections were flagged in sub-array 1. ! A total of 10 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 6. ! A total of 9 telescope corrections were flagged in sub-array 1. ! A total of 10 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 7. ! A total of 9 telescope corrections were flagged in sub-array 1. ! A total of 10 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 8. ! A total of 9 telescope corrections were flagged in sub-array 1. ! A total of 10 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 9. ! A total of 9 telescope corrections were flagged in sub-array 1. ! A total of 10 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 10. ! A total of 9 telescope corrections were flagged in sub-array 1. ! A total of 10 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 11. ! A total of 9 telescope corrections were flagged in sub-array 1. ! A total of 10 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 12. ! A total of 9 telescope corrections were flagged in sub-array 1. ! A total of 10 telescope corrections were flagged in sub-array 2. ! ! Fit before self-cal, rms=1.061797Jy sigma=15.797399 ! Fit after self-cal, rms=0.653869Jy sigma=10.048970 ! 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=0.8599 mas, bmaj=3.286 mas, bpa=-10.78 degrees ! Estimated noise=1.13583 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 = 0.261968 Jy ! Component: 100 - total flux cleaned = 0.31917 Jy ! Total flux subtracted in 100 components = 0.31917 Jy ! Clean residual min=-0.014390 max=0.017008 Jy/beam ! Clean residual mean=-0.000023 rms=0.003822 Jy/beam ! Combined flux in latest and established models = 0.31917 Jy ! Performing phase self-cal ! Adding 4 model components to the UV plane model. ! The established model now contains 4 components and 0.31917 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=0.088592Jy sigma=1.024848 ! Fit after self-cal, rms=0.088593Jy sigma=1.024718 ! 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=1.102 mas, bmaj=3.483 mas, bpa=-9.795 degrees ! Estimated noise=0.533786 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 = 0.0224253 Jy ! Component: 100 - total flux cleaned = 0.0335069 Jy ! Component: 150 - total flux cleaned = 0.0398954 Jy ! Component: 200 - total flux cleaned = 0.0437319 Jy ! Total flux subtracted in 200 components = 0.0437319 Jy ! Clean residual min=-0.015436 max=0.009301 Jy/beam ! Clean residual mean=0.000001 rms=0.002986 Jy/beam ! Combined flux in latest and established models = 0.362902 Jy ! Performing phase self-cal ! Adding 40 model components to the UV plane model. ! The established model now contains 42 components and 0.362902 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=0.079963Jy sigma=0.946810 ! Fit after self-cal, rms=0.079959Jy sigma=0.946554 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.102 x 3.483 at -9.795 degrees (North through East) ! Clean map min=-0.014984 max=0.33915 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 KP 0.97 LA 1.03 MK 0.98 ! NL 0.82 OV 0.97 PT 1.03 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.98 FD 1.04 KP 1.03 LA 1.09 ! MK 1.03 NL 0.76 OV 1.01 PT 1.05 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 KP 0.96 LA 1.05 MK 0.98 ! NL 0.84 OV 0.97 PT 1.02 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.03 FD 1.00 KP 1.04 LA 1.05 ! MK 1.04 NL 0.78 OV 1.01 PT 1.05 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 KP 0.96 LA 1.05 MK 0.97 ! NL 0.82 OV 0.99 PT 1.01 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.04 FD 1.05 KP 1.01 LA 1.06 ! MK 1.03 NL 0.77 OV 0.99 PT 1.03 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 KP 0.97 LA 1.04 MK 0.97 ! NL 0.85 OV 0.98 PT 1.03 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.02 FD 1.04 KP 1.02 LA 1.06 ! MK 1.06 NL 0.77 OV 1.00 PT 1.07 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 KP 0.97 LA 1.02 MK 1.02 ! NL 0.87 OV 0.99 PT 1.01 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.00 FD 1.03 KP 1.03 LA 1.09 ! MK 1.02 NL 0.78 OV 1.00 PT 1.06 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 KP 0.95 LA 1.04 MK 0.98 ! NL 0.83 OV 0.98 PT 1.01 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.00 FD 1.02 KP 1.04 LA 1.09 ! MK 1.00 NL 0.76 OV 1.01 PT 1.04 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 KP 0.97 LA 1.04 MK 0.98 ! NL 0.83 OV 0.98 PT 1.01 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.98 FD 1.02 KP 1.07 LA 1.07 ! MK 1.04 NL 0.77 OV 1.00 PT 1.02 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 KP 0.98 LA 1.03 MK 1.00 ! NL 0.84 OV 1.01 PT 0.99 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.01 FD 1.04 KP 1.03 LA 1.08 ! MK 1.02 NL 0.77 OV 1.02 PT 1.03 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 KP 0.94 LA 1.06 MK 1.02 ! NL 0.85 OV 0.98 PT 1.01 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.02 FD 1.03 KP 1.04 LA 1.11 ! MK 1.04 NL 0.78 OV 1.00 PT 1.04 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 KP 0.94 LA 1.05 MK 1.00 ! NL 0.86 OV 0.97 PT 1.04 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.02 FD 1.05 KP 1.02 LA 1.07 ! MK 1.04 NL 0.77 OV 1.00 PT 1.06 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 KP 0.96 LA 1.03 MK 1.00 ! NL 0.86 OV 0.97 PT 1.01 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.00 FD 1.04 KP 1.02 LA 1.08 ! MK 1.03 NL 0.77 OV 0.98 PT 1.05 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 KP 0.99 LA 1.04 MK 1.01 ! NL 0.85 OV 0.98 PT 1.01 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.00 FD 1.02 KP 1.03 LA 1.15 ! MK 1.01 NL 0.79 OV 0.99 PT 1.06 ! ! ! Fit before self-cal, rms=0.079959Jy sigma=0.946554 ! Fit after self-cal, rms=0.064709Jy sigma=0.848857 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.103 mas, bmaj=3.501 mas, bpa=-9.821 degrees ! Estimated noise=0.531359 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 = -0.000615269 Jy ! Component: 100 - total flux cleaned = -0.000705444 Jy ! Component: 150 - total flux cleaned = -0.000731137 Jy ! Component: 200 - total flux cleaned = -0.000755997 Jy ! Total flux subtracted in 200 components = -0.000755997 Jy ! Clean residual min=-0.002279 max=0.003632 Jy/beam ! Clean residual mean=0.000001 rms=0.000795 Jy/beam ! Combined flux in latest and established models = 0.362146 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 53 components and 0.362146 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=0.064680Jy sigma=0.848433 ! Fit after self-cal, rms=0.064628Jy sigma=0.848255 ! 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=0.064628Jy sigma=0.848255 ! Fit after self-cal, rms=0.064648Jy sigma=0.848201 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.103 mas, bmaj=3.505 mas, bpa=-9.824 degrees ! Estimated noise=0.531561 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000336957 Jy ! Component: 100 - total flux cleaned = -0.000389879 Jy ! Component: 150 - total flux cleaned = -0.000436666 Jy ! Component: 200 - total flux cleaned = -0.000478281 Jy ! Total flux subtracted in 200 components = -0.000478281 Jy ! Clean residual min=-0.002236 max=0.003474 Jy/beam ! Clean residual mean=0.000001 rms=0.000773 Jy/beam ! Combined flux in latest and established models = 0.361667 Jy selfcal ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 56 components and 0.361667 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=0.064628Jy sigma=0.847919 ! Fit after self-cal, rms=0.064629Jy sigma=0.847901 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 (-5.4, 21.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00304597 Jy ! Component: 100 - total flux cleaned = 0.00453075 Jy ! Component: 150 - total flux cleaned = 0.00510183 Jy ! Component: 200 - total flux cleaned = 0.00560405 Jy ! Total flux subtracted in 200 components = 0.00560405 Jy ! Clean residual min=-0.001894 max=0.002239 Jy/beam ! Clean residual mean=0.000001 rms=0.000579 Jy/beam ! Combined flux in latest and established models = 0.367271 Jy ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 84 components and 0.367271 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=0.064458Jy sigma=0.845746 ! Fit after self-cal, rms=0.064448Jy sigma=0.845673 ! 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=0.064448Jy sigma=0.845673 ! Fit after self-cal, rms=0.064303Jy sigma=0.845494 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.103 mas, bmaj=3.508 mas, bpa=-9.825 degrees ! Estimated noise=0.531061 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000453604 Jy ! Component: 100 - total flux cleaned = 0.000623598 Jy ! Component: 150 - total flux cleaned = 0.000690599 Jy ! Component: 200 - total flux cleaned = 0.000751228 Jy ! Total flux subtracted in 200 components = 0.000751228 Jy ! Clean residual min=-0.001712 max=0.002209 Jy/beam ! Clean residual mean=0.000001 rms=0.000530 Jy/beam ! Combined flux in latest and established models = 0.368023 Jy selfcal ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 99 components and 0.368023 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=0.064277Jy sigma=0.845198 ! Fit after self-cal, rms=0.064276Jy sigma=0.845178 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 = -0.000248023 Jy ! Component: 100 - total flux cleaned = -0.00023052 Jy ! Component: 150 - total flux cleaned = -0.00023078 Jy ! Component: 200 - total flux cleaned = -0.000231393 Jy ! Total flux subtracted in 200 components = -0.000231393 Jy ! Clean residual min=-0.001628 max=0.002149 Jy/beam ! Clean residual mean=0.000001 rms=0.000516 Jy/beam ! Combined flux in latest and established models = 0.367791 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 109 components and 0.367791 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=0.064264Jy sigma=0.845042 ! Fit after self-cal, rms=0.064266Jy sigma=0.845035 ! 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=0.064266Jy sigma=0.845035 ! Fit after self-cal, rms=0.064186Jy sigma=0.844994 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.486 mas, bmaj=5.064 mas, bpa=18.86 degrees ! Estimated noise=0.632549 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -1.11042e-05 Jy ! Component: 100 - total flux cleaned = -0.000104509 Jy ! Component: 150 - total flux cleaned = -0.000144695 Jy ! Component: 200 - total flux cleaned = -0.000183444 Jy ! Total flux subtracted in 200 components = -0.000183444 Jy ! Clean residual min=-0.002004 max=0.002617 Jy/beam ! Clean residual mean=0.000003 rms=0.000700 Jy/beam ! Combined flux in latest and established models = 0.367608 Jy selfcal ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 123 components and 0.367608 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=0.064176Jy sigma=0.844916 ! Fit after self-cal, rms=0.064174Jy sigma=0.844899 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 = -0.000199544 Jy ! Component: 100 - total flux cleaned = -0.000236903 Jy ! Component: 150 - total flux cleaned = -0.000272905 Jy ! Component: 200 - total flux cleaned = -0.000323083 Jy ! Total flux subtracted in 200 components = -0.000323083 Jy ! Clean residual min=-0.001930 max=0.002523 Jy/beam ! Clean residual mean=0.000003 rms=0.000681 Jy/beam ! Combined flux in latest and established models = 0.367285 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 127 components and 0.367285 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=0.064167Jy sigma=0.844855 ! Fit after self-cal, rms=0.064168Jy sigma=0.844850 ! 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=1.103 mas, bmaj=3.508 mas, bpa=-9.825 degrees ! Estimated noise=0.530753 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.103 x 3.508 at -9.825 degrees (North through East) ! Clean map min=-0.0022044 max=0.33742 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=0.8619 mas, bmaj=3.319 mas, bpa=-10.85 degrees ! Estimated noise=1.12792 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.260121 Jy ! Component: 100 - total flux cleaned = 0.317091 Jy ! Component: 150 - total flux cleaned = 0.333825 Jy ! Component: 200 - total flux cleaned = 0.342849 Jy ! Total flux subtracted in 200 components = 0.342849 Jy ! Clean residual min=-0.004492 max=0.005412 Jy/beam ! Clean residual mean=-0.000008 rms=0.001279 Jy/beam ! Combined flux in latest and established models = 0.342849 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 23 model components to the UV plane model. ! The established model now contains 23 components and 0.342849 Jy ! Inverting map and beam ! Estimated beam: bmin=1.103 mas, bmaj=3.508 mas, bpa=-9.825 degrees ! Estimated noise=0.530753 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 = 0.00776722 Jy ! Component: 100 - total flux cleaned = 0.0121594 Jy ! Component: 150 - total flux cleaned = 0.0153439 Jy ! Component: 200 - total flux cleaned = 0.0177599 Jy ! Total flux subtracted in 200 components = 0.0177599 Jy ! Clean residual min=-0.002030 max=0.002550 Jy/beam ! Clean residual mean=-0.000002 rms=0.000679 Jy/beam ! Combined flux in latest and established models = 0.360608 Jy ! Adding 38 model components to the UV plane model. ! The established model now contains 58 components and 0.360608 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=2.486 mas, bmaj=5.064 mas, bpa=18.86 degrees ! Estimated noise=0.632549 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00246648 Jy ! Component: 100 - total flux cleaned = 0.00417206 Jy ! Component: 150 - total flux cleaned = 0.00480877 Jy ! Component: 200 - total flux cleaned = 0.00534336 Jy ! Total flux subtracted in 200 components = 0.00534336 Jy ! Clean residual min=-0.002303 max=0.002851 Jy/beam ! Clean residual mean=0.000001 rms=0.000771 Jy/beam ! Combined flux in latest and established models = 0.365952 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 = 0.000344988 Jy ! Component: 100 - total flux cleaned = 0.00054402 Jy ! Component: 150 - total flux cleaned = 0.000721484 Jy ! Component: 200 - total flux cleaned = 0.000722656 Jy ! Total flux subtracted in 200 components = 0.000722656 Jy ! Clean residual min=-0.002122 max=0.002716 Jy/beam ! Clean residual mean=0.000002 rms=0.000727 Jy/beam ! Combined flux in latest and established models = 0.366674 Jy ! Adding 44 model components to the UV plane model. ! The established model now contains 98 components and 0.366675 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=1.103 mas, bmaj=3.508 mas, bpa=-9.825 degrees ! Estimated noise=0.530753 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000686861 Jy ! Component: 100 - total flux cleaned = 0.000792148 Jy ! Component: 150 - total flux cleaned = 0.000822438 Jy ! Component: 200 - total flux cleaned = 0.000881097 Jy ! Total flux subtracted in 200 components = 0.000881097 Jy ! Clean residual min=-0.001714 max=0.002245 Jy/beam ! Clean residual mean=0.000001 rms=0.000512 Jy/beam ! Combined flux in latest and established models = 0.367556 Jy selfcal ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 113 components and 0.367556 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=0.064195Jy sigma=0.845165 ! Fit after self-cal, rms=0.064193Jy sigma=0.845076 wmodel J1357-1527_X_map.mod ! Writing 113 model components to file: J1357-1527_X_map.mod wobs J1357-1527_X_uvs.fits ! Writing UV FITS file: J1357-1527_X_uvs.fits wwins J1357-1527_X_map.win ! wwins: Wrote 2 windows to J1357-1527_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 = 0.000953138 Jy ! Component: 100 - total flux cleaned = 0.00147103 Jy ! Component: 150 - total flux cleaned = 0.00174038 Jy ! Component: 200 - total flux cleaned = 0.00181422 Jy ! Component: 250 - total flux cleaned = 0.00181492 Jy ! Component: 300 - total flux cleaned = 0.00192048 Jy ! Component: 350 - total flux cleaned = 0.00202053 Jy ! Component: 400 - total flux cleaned = 0.00215306 Jy ! Component: 450 - total flux cleaned = 0.00222432 Jy ! Component: 500 - total flux cleaned = 0.00231066 Jy ! Component: 550 - total flux cleaned = 0.00244302 Jy ! Component: 600 - total flux cleaned = 0.00255411 Jy ! Component: 650 - total flux cleaned = 0.00257022 Jy ! Component: 700 - total flux cleaned = 0.00257119 Jy ! Component: 750 - total flux cleaned = 0.00259959 Jy ! Component: 800 - total flux cleaned = 0.00253005 Jy ! Component: 850 - total flux cleaned = 0.00246238 Jy ! Component: 900 - total flux cleaned = 0.00237035 Jy ! Component: 950 - total flux cleaned = 0.00226857 Jy ! Component: 1000 - total flux cleaned = 0.00220657 Jy ! Component: 1050 - total flux cleaned = 0.0021218 Jy ! Component: 1100 - total flux cleaned = 0.00207505 Jy ! Component: 1150 - total flux cleaned = 0.00201735 Jy ! Component: 1200 - total flux cleaned = 0.00199501 Jy ! Component: 1250 - total flux cleaned = 0.00200604 Jy ! Component: 1300 - total flux cleaned = 0.00197354 Jy ! Component: 1350 - total flux cleaned = 0.00194197 Jy ! Component: 1400 - total flux cleaned = 0.00192126 Jy ! Component: 1450 - total flux cleaned = 0.00193147 Jy ! Component: 1500 - total flux cleaned = 0.00192136 Jy ! Component: 1550 - total flux cleaned = 0.00193124 Jy ! Component: 1600 - total flux cleaned = 0.00197076 Jy ! Component: 1650 - total flux cleaned = 0.00198055 Jy ! Component: 1700 - total flux cleaned = 0.00199025 Jy ! Component: 1750 - total flux cleaned = 0.00200949 Jy ! Component: 1800 - total flux cleaned = 0.00202867 Jy ! Component: 1850 - total flux cleaned = 0.00205721 Jy ! Component: 1900 - total flux cleaned = 0.00206667 Jy ! Component: 1950 - total flux cleaned = 0.00207604 Jy ! Component: 2000 - total flux cleaned = 0.00212292 Jy ! Component: 2050 - total flux cleaned = 0.00212292 Jy ! Component: 2100 - total flux cleaned = 0.00215087 Jy ! Component: 2150 - total flux cleaned = 0.00219718 Jy ! Component: 2200 - total flux cleaned = 0.00221569 Jy ! Component: 2250 - total flux cleaned = 0.00222493 Jy ! Component: 2300 - total flux cleaned = 0.00224333 Jy ! Component: 2350 - total flux cleaned = 0.00228015 Jy ! Component: 2400 - total flux cleaned = 0.00224338 Jy ! Component: 2450 - total flux cleaned = 0.00224345 Jy ! Component: 2500 - total flux cleaned = 0.00223425 Jy ! Component: 2550 - total flux cleaned = 0.00224351 Jy ! Component: 2600 - total flux cleaned = 0.00224347 Jy ! Component: 2650 - total flux cleaned = 0.00221586 Jy ! Component: 2700 - total flux cleaned = 0.00223432 Jy ! Component: 2750 - total flux cleaned = 0.00220662 Jy ! Component: 2800 - total flux cleaned = 0.00221586 Jy ! Component: 2850 - total flux cleaned = 0.00223437 Jy ! Component: 2900 - total flux cleaned = 0.00221581 Jy ! Component: 2950 - total flux cleaned = 0.00222518 Jy ! Component: 3000 - total flux cleaned = 0.00223453 Jy ! Component: 3050 - total flux cleaned = 0.0022158 Jy ! Component: 3100 - total flux cleaned = 0.00221575 Jy ! Component: 3150 - total flux cleaned = 0.00220633 Jy ! Component: 3200 - total flux cleaned = 0.00219683 Jy ! Component: 3250 - total flux cleaned = 0.0021778 Jy ! Component: 3300 - total flux cleaned = 0.00214913 Jy ! Component: 3350 - total flux cleaned = 0.00212035 Jy ! Component: 3400 - total flux cleaned = 0.00211065 Jy ! Component: 3450 - total flux cleaned = 0.00208143 Jy ! Component: 3500 - total flux cleaned = 0.00205212 Jy ! Component: 3550 - total flux cleaned = 0.00200284 Jy ! Component: 3600 - total flux cleaned = 0.00199295 Jy ! Component: 3650 - total flux cleaned = 0.00195307 Jy ! Component: 3700 - total flux cleaned = 0.00195301 Jy ! Component: 3750 - total flux cleaned = 0.00192274 Jy ! Component: 3800 - total flux cleaned = 0.00190246 Jy ! Component: 3850 - total flux cleaned = 0.00186137 Jy ! Component: 3900 - total flux cleaned = 0.00183014 Jy ! Component: 3950 - total flux cleaned = 0.00179884 Jy ! Component: 4000 - total flux cleaned = 0.0017884 Jy ! Component: 4050 - total flux cleaned = 0.00174588 Jy ! Total flux subtracted in 4096 components = 0.00170295 Jy ! Clean residual min=-0.000668 max=0.000575 Jy/beam ! Clean residual mean=-0.000003 rms=0.000182 Jy/beam ! Combined flux in latest and established models = 0.369259 Jy keep ! Adding 228 model components to the UV plane model. ! The established model now contains 341 components and 0.369259 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/bp222/maps//J1357-1527_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.103 x 3.508 at -9.825 degrees (North through East) ! Clean map min=-0.0016159 max=0.33761 Jy/beam ! Writing clean map to FITS file: /vlbi/bp222/maps//J1357-1527_X_map.fits wmodel /vlbi/bp222/maps//J1357-1527_X_map.mod ! Writing 341 model components to file: /vlbi/bp222/maps//J1357-1527_X_map.mod wobs /vlbi/bp222/maps//J1357-1527_X_uvs.fits ! Writing UV FITS file: /vlbi/bp222/maps//J1357-1527_X_uvs.fits wwins /vlbi/bp222/maps//J1357-1527_X_map.win ! wwins: Wrote 3 windows to /vlbi/bp222/maps//J1357-1527_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.337608 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000189069 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.168007 0.168007 0.336015 0.67203 1.34406 2.68812 5.37624 10.7525 21.5049 43.0099 86.0198 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0005 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.337 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 1785.64 quit ! Quitting program ! Log file /vlbi/bp222/maps//J1357-1527_X_dfm.log closed on Thu Sep 27 11:12:50 2018