! Started logfile: /vlbi/bp222/maps//J1424+225C_X_dfm.log on Thu Sep 27 11:14:46 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//J1424+225C_X_uva.fits ! Reading UV FITS file: /vlbi/bp222/maps//J1424+225C_X_uva.fits ! AN table 1: 23 integrations on 21 of 21 possible baselines. ! Apparent sampling: 0.975155 visibilities/baseline/integration-bin. ! Found source: J1424+225C ! ! 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 5652 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 J1424+225C_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 2 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 2 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 2 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 2 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 2 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 2 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 2 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 2 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 2 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 2 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 2 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 2 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.014681Jy sigma=15.914074 ! Fit after self-cal, rms=0.913661Jy sigma=14.298562 ! 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=0.7212 mas, bmaj=2.662 mas, bpa=-28.28 degrees ! Estimated noise=1.52677 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 = 0.05946 Jy ! Component: 100 - total flux cleaned = 0.0902115 Jy ! Total flux subtracted in 100 components = 0.0902115 Jy ! Clean residual min=-0.013960 max=0.018117 Jy/beam ! Clean residual mean=-0.000015 rms=0.004584 Jy/beam ! Combined flux in latest and established models = 0.0902114 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 17 components and 0.0902114 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=0.115062Jy sigma=1.782472 ! Fit after self-cal, rms=0.114021Jy sigma=1.768888 ! 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=1.038 mas, bmaj=2.585 mas, bpa=-26.08 degrees ! Estimated noise=0.612009 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 = 0.0377814 Jy ! Component: 100 - total flux cleaned = 0.0584122 Jy ! Component: 150 - total flux cleaned = 0.0709303 Jy ! Component: 200 - total flux cleaned = 0.0799996 Jy ! Total flux subtracted in 200 components = 0.0799996 Jy ! Clean residual min=-0.016320 max=0.017748 Jy/beam ! Clean residual mean=0.000001 rms=0.005313 Jy/beam ! Combined flux in latest and established models = 0.170211 Jy ! Performing phase self-cal ! Adding 36 model components to the UV plane model. ! The established model now contains 44 components and 0.170211 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=0.101455Jy sigma=1.556420 ! Fit after self-cal, rms=0.100586Jy sigma=1.546584 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.038 x 2.585 at -26.08 degrees (North through East) ! Clean map min=-0.016 max=0.068337 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.13 FD 0.80 LA 0.77 MK 1.66 ! NL 2.02 OV 1.41 PT 0.72 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.27 FD 0.72 LA 0.81 MK 1.43 ! NL 1.02 OV 1.68 PT 0.77 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.51 FD 0.62 LA 0.83 MK 1.14 ! NL 1.97 OV 1.10 PT 1.02 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 2.95 FD 0.60 LA 1.11 MK 1.40 ! NL 1.61 OV 1.38 PT 0.88 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 0.71 LA 0.94 MK 1.13 ! NL 1.16 OV 1.72 PT 0.82 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 0.68 LA 0.84 MK 1.24 ! NL 1.37 OV 1.01 PT 0.78 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 0.74 FD 0.78 LA 0.94 MK 1.10 ! NL 0.84 OV 0.94 PT 0.66 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 0.83 FD 0.74 LA 1.03 MK 0.88 ! NL 1.78 OV 2.27 PT 0.74 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.17 FD 0.75 LA 1.91 MK 0.86 ! NL 0.96 OV 1.30 PT 0.89 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 1.12 LA 1.97 MK 0.78 ! NL 0.97 OV 1.24 PT 0.79 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.18 FD 1.10 LA 2.02 MK 0.72 ! NL 0.98 OV 1.94 PT 0.77 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 0.81 FD 1.78 LA 1.19 MK 0.81 ! NL 0.86 OV 0.91 PT 1.21 ! ! ! Fit before self-cal, rms=0.100586Jy sigma=1.546584 ! Fit after self-cal, rms=0.136504Jy sigma=1.341924 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.06 mas, bmaj=2.539 mas, bpa=-24.87 degrees ! Estimated noise=0.631763 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 = 0.00333179 Jy ! Component: 100 - total flux cleaned = 0.00354095 Jy ! Component: 150 - total flux cleaned = 0.00362413 Jy ! Component: 200 - total flux cleaned = 0.00362621 Jy ! Total flux subtracted in 200 components = 0.00362621 Jy ! Clean residual min=-0.008956 max=0.010553 Jy/beam ! Clean residual mean=0.000013 rms=0.002869 Jy/beam ! Combined flux in latest and established models = 0.173837 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 54 components and 0.173837 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=0.136230Jy sigma=1.339939 ! Fit after self-cal, rms=0.139993Jy sigma=1.323731 ! 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=0.139993Jy sigma=1.323731 ! Fit after self-cal, rms=0.171370Jy sigma=1.319963 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.049 mas, bmaj=2.506 mas, bpa=-24.83 degrees ! Estimated noise=0.636363 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00207334 Jy ! Component: 100 - total flux cleaned = 0.00262798 Jy ! Component: 150 - total flux cleaned = 0.00298072 Jy ! Component: 200 - total flux cleaned = 0.00310025 Jy ! Total flux subtracted in 200 components = 0.00310025 Jy ! Clean residual min=-0.007801 max=0.009621 Jy/beam ! Clean residual mean=0.000010 rms=0.002516 Jy/beam ! Combined flux in latest and established models = 0.176937 Jy selfcal ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 65 components and 0.176937 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=0.171179Jy sigma=1.319358 ! Fit after self-cal, rms=0.172468Jy sigma=1.317927 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 = -0.000393234 Jy ! Component: 100 - total flux cleaned = -0.000829726 Jy ! Component: 150 - total flux cleaned = -0.000956162 Jy ! Component: 200 - total flux cleaned = -0.00114418 Jy ! Total flux subtracted in 200 components = -0.00114418 Jy ! Clean residual min=-0.007765 max=0.009512 Jy/beam ! Clean residual mean=0.000008 rms=0.002515 Jy/beam ! Combined flux in latest and established models = 0.175793 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 77 components and 0.175793 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=0.172379Jy sigma=1.317786 ! Fit after self-cal, rms=0.172415Jy sigma=1.317578 ! 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=0.172415Jy sigma=1.317578 ! Fit after self-cal, rms=0.191424Jy sigma=1.316409 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.046 mas, bmaj=2.479 mas, bpa=-24.73 degrees ! Estimated noise=0.639945 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00150188 Jy ! Component: 100 - total flux cleaned = 0.00205548 Jy ! Component: 150 - total flux cleaned = 0.00241125 Jy ! Component: 200 - total flux cleaned = 0.00241234 Jy ! Total flux subtracted in 200 components = 0.00241234 Jy ! Clean residual min=-0.007613 max=0.009388 Jy/beam ! Clean residual mean=0.000007 rms=0.002472 Jy/beam ! Combined flux in latest and established models = 0.178206 Jy selfcal ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 80 components and 0.178206 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=0.191268Jy sigma=1.316059 ! Fit after self-cal, rms=0.192272Jy sigma=1.315619 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 = -0.000180178 Jy ! Component: 100 - total flux cleaned = -0.000534506 Jy ! Component: 150 - total flux cleaned = -0.00064995 Jy ! Component: 200 - total flux cleaned = -0.000755214 Jy ! Total flux subtracted in 200 components = -0.000755214 Jy ! Clean residual min=-0.007676 max=0.009352 Jy/beam ! Clean residual mean=0.000007 rms=0.002478 Jy/beam ! Combined flux in latest and established models = 0.17745 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 84 components and 0.17745 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=0.192183Jy sigma=1.315623 ! Fit after self-cal, rms=0.192234Jy sigma=1.315453 ! 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=0.192234Jy sigma=1.315453 ! Fit after self-cal, rms=0.203894Jy sigma=1.314793 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.435 mas, bmaj=3.24 mas, bpa=25.93 degrees ! Estimated noise=0.727947 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00149037 Jy ! Component: 100 - total flux cleaned = 0.00172902 Jy ! Component: 150 - total flux cleaned = 0.00169245 Jy ! Component: 200 - total flux cleaned = 0.0015892 Jy ! Total flux subtracted in 200 components = 0.0015892 Jy ! Clean residual min=-0.011291 max=0.012737 Jy/beam ! Clean residual mean=0.000012 rms=0.003709 Jy/beam ! Combined flux in latest and established models = 0.17904 Jy selfcal ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 89 components and 0.179039 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=0.203769Jy sigma=1.314856 ! Fit after self-cal, rms=0.204375Jy sigma=1.314502 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 = 7.96197e-05 Jy ! Component: 100 - total flux cleaned = -0.000135094 Jy ! Component: 150 - total flux cleaned = -0.000385135 Jy ! Component: 200 - total flux cleaned = -0.000480149 Jy ! Total flux subtracted in 200 components = -0.000480149 Jy ! Clean residual min=-0.011279 max=0.012547 Jy/beam ! Clean residual mean=0.000011 rms=0.003681 Jy/beam ! Combined flux in latest and established models = 0.178559 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 90 components and 0.178559 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=0.204286Jy sigma=1.314539 ! Fit after self-cal, rms=0.204354Jy sigma=1.314258 ! 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=1.052 mas, bmaj=2.453 mas, bpa=-24.53 degrees ! Estimated noise=0.646142 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.052 x 2.453 at -24.53 degrees (North through East) ! Clean map min=-0.0076825 max=0.069614 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=0.7364 mas, bmaj=2.439 mas, bpa=-27.21 degrees ! Estimated noise=1.68261 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0640871 Jy ! Component: 100 - total flux cleaned = 0.0963591 Jy ! Component: 150 - total flux cleaned = 0.116817 Jy ! Component: 200 - total flux cleaned = 0.13122 Jy ! Total flux subtracted in 200 components = 0.13122 Jy ! Clean residual min=-0.011731 max=0.010444 Jy/beam ! Clean residual mean=-0.000012 rms=0.003176 Jy/beam ! Combined flux in latest and established models = 0.13122 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 32 model components to the UV plane model. ! The established model now contains 32 components and 0.13122 Jy ! Inverting map and beam ! Estimated beam: bmin=1.052 mas, bmaj=2.453 mas, bpa=-24.53 degrees ! Estimated noise=0.646142 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 = 0.0172295 Jy ! Component: 100 - total flux cleaned = 0.0272627 Jy ! Component: 150 - total flux cleaned = 0.0338067 Jy ! Component: 200 - total flux cleaned = 0.0381737 Jy ! Total flux subtracted in 200 components = 0.0381737 Jy ! Clean residual min=-0.008782 max=0.008677 Jy/beam ! Clean residual mean=0.000000 rms=0.002622 Jy/beam ! Combined flux in latest and established models = 0.169394 Jy ! Adding 40 model components to the UV plane model. ! The established model now contains 66 components and 0.169394 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=2.435 mas, bmaj=3.24 mas, bpa=25.93 degrees ! Estimated noise=0.727947 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00463906 Jy ! Component: 100 - total flux cleaned = 0.00694331 Jy ! Component: 150 - total flux cleaned = 0.00821903 Jy ! Component: 200 - total flux cleaned = 0.00848812 Jy ! Total flux subtracted in 200 components = 0.00848812 Jy ! Clean residual min=-0.011539 max=0.012436 Jy/beam ! Clean residual mean=0.000010 rms=0.003723 Jy/beam ! Combined flux in latest and established models = 0.177882 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 = 0.000207106 Jy ! Component: 100 - total flux cleaned = 0.000302469 Jy ! Component: 150 - total flux cleaned = 0.000423878 Jy ! Component: 200 - total flux cleaned = 0.000509873 Jy ! Total flux subtracted in 200 components = 0.000509873 Jy ! Clean residual min=-0.011437 max=0.012435 Jy/beam ! Clean residual mean=0.000011 rms=0.003713 Jy/beam ! Combined flux in latest and established models = 0.178392 Jy ! Adding 15 model components to the UV plane model. ! The established model now contains 77 components and 0.178392 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=1.052 mas, bmaj=2.453 mas, bpa=-24.53 degrees ! Estimated noise=0.646142 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000415156 Jy ! Component: 100 - total flux cleaned = -0.000256355 Jy ! Component: 150 - total flux cleaned = -0.000166326 Jy ! Component: 200 - total flux cleaned = -4.90593e-05 Jy ! Total flux subtracted in 200 components = -4.90593e-05 Jy ! Clean residual min=-0.007927 max=0.009239 Jy/beam ! Clean residual mean=0.000005 rms=0.002479 Jy/beam ! Combined flux in latest and established models = 0.178342 Jy selfcal ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 85 components and 0.178342 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=0.204309Jy sigma=1.315111 ! Fit after self-cal, rms=0.204337Jy sigma=1.314014 wmodel J1424+225C_X_map.mod ! Writing 85 model components to file: J1424+225C_X_map.mod wobs J1424+225C_X_uvs.fits ! Writing UV FITS file: J1424+225C_X_uvs.fits wwins J1424+225C_X_map.win ! wwins: Wrote 1 windows to J1424+225C_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 = 0.00278 Jy ! Component: 100 - total flux cleaned = 0.00444885 Jy ! Component: 150 - total flux cleaned = 0.00584954 Jy ! Component: 200 - total flux cleaned = 0.00690662 Jy ! Component: 250 - total flux cleaned = 0.00789983 Jy ! Component: 300 - total flux cleaned = 0.00841697 Jy ! Component: 350 - total flux cleaned = 0.00890692 Jy ! Component: 400 - total flux cleaned = 0.00918917 Jy ! Component: 450 - total flux cleaned = 0.00945653 Jy ! Component: 500 - total flux cleaned = 0.0094571 Jy ! Component: 550 - total flux cleaned = 0.00962352 Jy ! Component: 600 - total flux cleaned = 0.00986224 Jy ! Component: 650 - total flux cleaned = 0.0103221 Jy ! Component: 700 - total flux cleaned = 0.0105427 Jy ! Component: 750 - total flux cleaned = 0.0109007 Jy ! Component: 800 - total flux cleaned = 0.0112478 Jy ! Component: 850 - total flux cleaned = 0.0114512 Jy ! Component: 900 - total flux cleaned = 0.011716 Jy ! Component: 950 - total flux cleaned = 0.012102 Jy ! Component: 1000 - total flux cleaned = 0.012228 Jy ! Component: 1050 - total flux cleaned = 0.012291 Jy ! Component: 1100 - total flux cleaned = 0.0125331 Jy ! Component: 1150 - total flux cleaned = 0.0125915 Jy ! Component: 1200 - total flux cleaned = 0.0127654 Jy ! Component: 1250 - total flux cleaned = 0.0129945 Jy ! Component: 1300 - total flux cleaned = 0.0130515 Jy ! Component: 1350 - total flux cleaned = 0.0132749 Jy ! Component: 1400 - total flux cleaned = 0.0133852 Jy ! Component: 1450 - total flux cleaned = 0.0136028 Jy ! Component: 1500 - total flux cleaned = 0.0136564 Jy ! Component: 1550 - total flux cleaned = 0.0138167 Jy ! Component: 1600 - total flux cleaned = 0.0137639 Jy ! Component: 1650 - total flux cleaned = 0.013922 Jy ! Component: 1700 - total flux cleaned = 0.0141827 Jy ! Component: 1750 - total flux cleaned = 0.0142346 Jy ! Component: 1800 - total flux cleaned = 0.0144411 Jy ! Component: 1850 - total flux cleaned = 0.0145437 Jy ! Component: 1900 - total flux cleaned = 0.0147477 Jy ! Component: 1950 - total flux cleaned = 0.0148492 Jy ! Component: 2000 - total flux cleaned = 0.015051 Jy ! Component: 2050 - total flux cleaned = 0.0151512 Jy ! Component: 2100 - total flux cleaned = 0.015251 Jy ! Component: 2150 - total flux cleaned = 0.0154996 Jy ! Component: 2200 - total flux cleaned = 0.0155988 Jy ! Component: 2250 - total flux cleaned = 0.0158459 Jy ! Component: 2300 - total flux cleaned = 0.0160431 Jy ! Component: 2350 - total flux cleaned = 0.0163383 Jy ! Component: 2400 - total flux cleaned = 0.0165349 Jy ! Component: 2450 - total flux cleaned = 0.0168291 Jy ! Component: 2500 - total flux cleaned = 0.0171717 Jy ! Component: 2550 - total flux cleaned = 0.0173673 Jy ! Component: 2600 - total flux cleaned = 0.0175137 Jy ! Component: 2650 - total flux cleaned = 0.0178067 Jy ! Component: 2700 - total flux cleaned = 0.0180998 Jy ! Component: 2750 - total flux cleaned = 0.0182953 Jy ! Component: 2800 - total flux cleaned = 0.0185893 Jy ! Component: 2850 - total flux cleaned = 0.0188342 Jy ! Component: 2900 - total flux cleaned = 0.0190305 Jy ! Component: 2950 - total flux cleaned = 0.0193252 Jy ! Component: 3000 - total flux cleaned = 0.019571 Jy ! Component: 3050 - total flux cleaned = 0.0197189 Jy ! Component: 3100 - total flux cleaned = 0.0199165 Jy ! Component: 3150 - total flux cleaned = 0.020065 Jy ! Component: 3200 - total flux cleaned = 0.0201644 Jy ! Component: 3250 - total flux cleaned = 0.0202643 Jy ! Component: 3300 - total flux cleaned = 0.0203142 Jy ! Component: 3350 - total flux cleaned = 0.0204646 Jy ! Component: 3400 - total flux cleaned = 0.0205146 Jy ! Component: 3450 - total flux cleaned = 0.0205654 Jy ! Component: 3500 - total flux cleaned = 0.0205653 Jy ! Component: 3550 - total flux cleaned = 0.020514 Jy ! Component: 3600 - total flux cleaned = 0.0205646 Jy ! Component: 3650 - total flux cleaned = 0.0206162 Jy ! Component: 3700 - total flux cleaned = 0.0205132 Jy ! Component: 3750 - total flux cleaned = 0.0206168 Jy ! Component: 3800 - total flux cleaned = 0.0206168 Jy ! Component: 3850 - total flux cleaned = 0.0206171 Jy ! Component: 3900 - total flux cleaned = 0.0205643 Jy ! Component: 3950 - total flux cleaned = 0.0206175 Jy ! Component: 4000 - total flux cleaned = 0.020564 Jy ! Component: 4050 - total flux cleaned = 0.0206177 Jy ! Total flux subtracted in 4096 components = 0.0206178 Jy ! Clean residual min=-0.003487 max=0.003081 Jy/beam ! Clean residual mean=0.000006 rms=0.000919 Jy/beam ! Combined flux in latest and established models = 0.19896 Jy keep ! Adding 308 model components to the UV plane model. ! The established model now contains 393 components and 0.19896 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/bp222/maps//J1424+225C_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.052 x 2.453 at -24.53 degrees (North through East) ! Clean map min=-0.0059761 max=0.0709 Jy/beam ! Writing clean map to FITS file: /vlbi/bp222/maps//J1424+225C_X_map.fits wmodel /vlbi/bp222/maps//J1424+225C_X_map.mod ! Writing 393 model components to file: /vlbi/bp222/maps//J1424+225C_X_map.mod wobs /vlbi/bp222/maps//J1424+225C_X_uvs.fits ! Writing UV FITS file: /vlbi/bp222/maps//J1424+225C_X_uvs.fits wwins /vlbi/bp222/maps//J1424+225C_X_map.win ! wwins: Wrote 2 windows to /vlbi/bp222/maps//J1424+225C_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0709005 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.00104777 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -4.43341 4.43341 8.86682 17.7336 35.4673 70.9346 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0031 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.07 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 67.667 quit ! Quitting program ! Log file /vlbi/bp222/maps//J1424+225C_X_dfm.log closed on Thu Sep 27 11:14:50 2018