! Started logfile: /vlbi/bp222/maps//J1910+4802_X_dfm.log on Thu Sep 27 11:31:33 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//J1910+4802_X_uva.fits ! Reading UV FITS file: /vlbi/bp222/maps//J1910+4802_X_uva.fits ! AN table 1: 113 integrations on 36 of 36 possible baselines. ! Apparent sampling: 0.823992 visibilities/baseline/integration-bin. ! Found source: J1910+4802 ! ! 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 40224 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 J1910+4802_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 95 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 95 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 95 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 95 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 95 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 95 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 95 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 95 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 95 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 95 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 95 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 95 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.007094Jy sigma=17.103892 ! Fit after self-cal, rms=0.904984Jy sigma=15.308940 ! 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=0.6924 mas, bmaj=1.6 mas, bpa=3.587 degrees ! Estimated noise=0.49676 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 = 0.0695796 Jy ! Component: 100 - total flux cleaned = 0.0910933 Jy ! Total flux subtracted in 100 components = 0.0910933 Jy ! Clean residual min=-0.003756 max=0.009784 Jy/beam ! Clean residual mean=-0.000000 rms=0.000846 Jy/beam ! Combined flux in latest and established models = 0.0910933 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 6 components and 0.0910933 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=0.058008Jy sigma=0.933532 ! Fit after self-cal, rms=0.057916Jy sigma=0.931927 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.011281 Jy ! Component: 100 - total flux cleaned = 0.0173129 Jy ! Total flux subtracted in 100 components = 0.0173129 Jy ! Clean residual min=-0.003329 max=0.003567 Jy/beam ! Clean residual mean=-0.000000 rms=0.000535 Jy/beam ! Combined flux in latest and established models = 0.108406 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 11 components and 0.108406 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=0.055328Jy sigma=0.878958 ! Fit after self-cal, rms=0.055327Jy sigma=0.878577 ! Inverting map ! Added new window around map position (-0.8, 0.6). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00395736 Jy ! Component: 100 - total flux cleaned = 0.00556113 Jy ! Total flux subtracted in 100 components = 0.00556113 Jy ! Clean residual min=-0.003084 max=0.002675 Jy/beam ! Clean residual mean=-0.000001 rms=0.000475 Jy/beam ! Combined flux in latest and established models = 0.113967 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 15 components and 0.113967 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=0.055061Jy sigma=0.872897 ! Fit after self-cal, rms=0.055058Jy sigma=0.872709 ! Inverting map print "============== Finished uniform weighting clean ===============" ! ============== Finished uniform weighting clean =============== ! uvw 0,-1 ! Uniform weighting is not currently selected. ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. win_mult = win_mult * 1.6 clean_niter = clean_niter * 2 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.9403 mas, bmaj=2.012 mas, bpa=3.707 degrees ! Estimated noise=0.215488 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 = 0.00073931 Jy ! Component: 100 - total flux cleaned = 0.00110168 Jy ! Component: 150 - total flux cleaned = 0.0013773 Jy ! Component: 200 - total flux cleaned = 0.00151411 Jy ! Total flux subtracted in 200 components = 0.00151411 Jy ! Clean residual min=-0.001808 max=0.001478 Jy/beam ! Clean residual mean=-0.000001 rms=0.000303 Jy/beam ! Combined flux in latest and established models = 0.115481 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 22 components and 0.115481 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=0.055002Jy sigma=0.871441 ! Fit after self-cal, rms=0.055004Jy sigma=0.871381 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9403 x 2.012 at 3.707 degrees (North through East) ! Clean map min=-0.0023121 max=0.096105 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 1.04 KP 1.02 LA 0.95 ! MK 0.99 NL 0.93 OV 1.03 PT 1.02 ! SC 1.05 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 1.01 KP 1.03 LA 0.98 ! MK 1.01 NL 0.93 OV 1.02 PT 1.01 ! SC 0.99 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 1.01 KP 1.03 LA 0.96 ! MK 1.03 NL 0.95 OV 1.02 PT 1.02 ! SC 1.04 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 1.01 KP 1.05 LA 0.97 ! MK 1.04 NL 0.96 OV 1.04 PT 1.04 ! SC 1.03 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 1.05 KP 1.02 LA 0.95 ! MK 0.98 NL 0.92 OV 1.04 PT 1.01 ! SC 0.99 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 1.04 KP 1.02 LA 0.97 ! MK 1.00 NL 0.97 OV 1.02 PT 0.99 ! SC 1.01 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 1.01 KP 1.01 LA 0.97 ! MK 1.00 NL 0.95 OV 1.06 PT 1.00 ! SC 1.00 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 1.02 KP 1.03 LA 0.98 ! MK 0.97 NL 0.95 OV 1.01 PT 1.03 ! SC 1.05 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 1.02 KP 1.04 LA 0.98 ! MK 0.99 NL 0.92 OV 1.00 PT 1.05 ! SC 1.05 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 1.03 KP 1.03 LA 0.98 ! MK 0.97 NL 0.93 OV 1.00 PT 1.02 ! SC 1.01 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 1.02 KP 1.02 LA 0.97 ! MK 0.95 NL 0.93 OV 1.03 PT 1.01 ! SC 1.03 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 1.00 KP 1.03 LA 0.92 ! MK 0.93 NL 0.93 OV 1.04 PT 1.03 ! SC 1.01 ! ! ! Fit before self-cal, rms=0.055004Jy sigma=0.871381 ! Fit after self-cal, rms=0.054774Jy sigma=0.867376 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.9425 mas, bmaj=2.009 mas, bpa=3.405 degrees ! Estimated noise=0.21504 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 (2.8, -0.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00109398 Jy ! Component: 100 - total flux cleaned = 0.00119792 Jy ! Component: 150 - total flux cleaned = 0.00114288 Jy ! Component: 200 - total flux cleaned = 0.00114344 Jy ! Total flux subtracted in 200 components = 0.00114344 Jy ! Clean residual min=-0.000797 max=0.000927 Jy/beam ! Clean residual mean=0.000000 rms=0.000195 Jy/beam ! Combined flux in latest and established models = 0.116625 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 36 components and 0.116625 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=0.054732Jy sigma=0.866707 ! Fit after self-cal, rms=0.054768Jy sigma=0.866592 ! 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=0.054768Jy sigma=0.866592 ! Fit after self-cal, rms=0.054777Jy sigma=0.865470 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9408 mas, bmaj=2.012 mas, bpa=3.606 degrees ! Estimated noise=0.21493 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000526248 Jy ! Component: 100 - total flux cleaned = 0.00070452 Jy ! Component: 150 - total flux cleaned = 0.000754852 Jy ! Component: 200 - total flux cleaned = 0.000769716 Jy ! Total flux subtracted in 200 components = 0.000769716 Jy ! Clean residual min=-0.000726 max=0.000760 Jy/beam ! Clean residual mean=-0.000000 rms=0.000183 Jy/beam ! Combined flux in latest and established models = 0.117395 Jy selfcal ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 44 components and 0.117395 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=0.054764Jy sigma=0.865267 ! Fit after self-cal, rms=0.054767Jy sigma=0.865246 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 = 7.34684e-05 Jy ! Component: 100 - total flux cleaned = 8.74169e-05 Jy ! Component: 150 - total flux cleaned = 0.000100292 Jy ! Component: 200 - total flux cleaned = 0.00011188 Jy ! Total flux subtracted in 200 components = 0.00011188 Jy ! Clean residual min=-0.000694 max=0.000689 Jy/beam ! Clean residual mean=-0.000000 rms=0.000181 Jy/beam ! Combined flux in latest and established models = 0.117506 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 47 components and 0.117506 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=0.054760Jy sigma=0.865156 ! Fit after self-cal, rms=0.054760Jy sigma=0.865150 ! 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=0.054760Jy sigma=0.865150 ! Fit after self-cal, rms=0.054808Jy sigma=0.863276 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9406 mas, bmaj=2.012 mas, bpa=3.611 degrees ! Estimated noise=0.2148 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000225826 Jy ! Component: 100 - total flux cleaned = 0.000283811 Jy ! Component: 150 - total flux cleaned = 0.00032554 Jy ! Component: 200 - total flux cleaned = 0.000364806 Jy ! Total flux subtracted in 200 components = 0.000364806 Jy ! Clean residual min=-0.000703 max=0.000658 Jy/beam ! Clean residual mean=-0.000000 rms=0.000164 Jy/beam ! Combined flux in latest and established models = 0.117871 Jy selfcal ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 51 components and 0.117871 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=0.054804Jy sigma=0.863209 ! Fit after self-cal, rms=0.054810Jy sigma=0.863174 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 = 1.19773e-05 Jy ! Component: 100 - total flux cleaned = 4.91947e-05 Jy ! Component: 150 - total flux cleaned = 9.24711e-05 Jy ! Component: 200 - total flux cleaned = 0.000116888 Jy ! Total flux subtracted in 200 components = 0.000116888 Jy ! Clean residual min=-0.000694 max=0.000655 Jy/beam ! Clean residual mean=-0.000000 rms=0.000163 Jy/beam ! Combined flux in latest and established models = 0.117988 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 55 components and 0.117988 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=0.054808Jy sigma=0.863135 ! Fit after self-cal, rms=0.054807Jy sigma=0.863130 ! 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=0.054807Jy sigma=0.863130 ! Fit after self-cal, rms=0.054829Jy sigma=0.863125 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.248 mas, bmaj=2.816 mas, bpa=2.728 degrees ! Estimated noise=0.259875 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000263416 Jy ! Component: 100 - total flux cleaned = 0.000291313 Jy ! Component: 150 - total flux cleaned = 0.000296365 Jy ! Component: 200 - total flux cleaned = 0.00031544 Jy ! Total flux subtracted in 200 components = 0.00031544 Jy ! Clean residual min=-0.000663 max=0.000719 Jy/beam ! Clean residual mean=-0.000001 rms=0.000177 Jy/beam ! Combined flux in latest and established models = 0.118304 Jy selfcal ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 65 components and 0.118304 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=0.054830Jy sigma=0.863122 ! Fit after self-cal, rms=0.054830Jy sigma=0.863113 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 = 1.16036e-05 Jy ! Component: 100 - total flux cleaned = 1.17001e-05 Jy ! Component: 150 - total flux cleaned = 2.50645e-05 Jy ! Component: 200 - total flux cleaned = 3.6507e-05 Jy ! Total flux subtracted in 200 components = 3.6507e-05 Jy ! Clean residual min=-0.000665 max=0.000717 Jy/beam ! Clean residual mean=-0.000001 rms=0.000176 Jy/beam ! Combined flux in latest and established models = 0.11834 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 72 components and 0.11834 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=0.054830Jy sigma=0.863111 ! Fit after self-cal, rms=0.054830Jy sigma=0.863107 ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. win_mult = win_mult / 1.2 print "============== Finished amplitude self-cal ==============" ! ============== Finished amplitude self-cal ============== restore ! Inverting map and beam ! Estimated beam: bmin=0.9404 mas, bmaj=2.011 mas, bpa=3.585 degrees ! Estimated noise=0.214855 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9404 x 2.011 at 3.585 degrees (North through East) ! Clean map min=-0.00083346 max=0.095594 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=0.6936 mas, bmaj=1.602 mas, bpa=3.587 degrees ! Estimated noise=0.493972 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0689773 Jy ! Component: 100 - total flux cleaned = 0.0910102 Jy ! Component: 150 - total flux cleaned = 0.102126 Jy ! Component: 200 - total flux cleaned = 0.10829 Jy ! Total flux subtracted in 200 components = 0.10829 Jy ! Clean residual min=-0.001998 max=0.003028 Jy/beam ! Clean residual mean=-0.000000 rms=0.000452 Jy/beam ! Combined flux in latest and established models = 0.10829 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 9 model components to the UV plane model. ! The established model now contains 9 components and 0.10829 Jy ! Inverting map and beam ! Estimated beam: bmin=0.9404 mas, bmaj=2.011 mas, bpa=3.585 degrees ! Estimated noise=0.214855 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 = 0.00449008 Jy ! Component: 100 - total flux cleaned = 0.0066954 Jy ! Component: 150 - total flux cleaned = 0.00813446 Jy ! Component: 200 - total flux cleaned = 0.00869976 Jy ! Total flux subtracted in 200 components = 0.00869976 Jy ! Clean residual min=-0.000806 max=0.000910 Jy/beam ! Clean residual mean=-0.000000 rms=0.000179 Jy/beam ! Combined flux in latest and established models = 0.116989 Jy ! Adding 22 model components to the UV plane model. ! The established model now contains 25 components and 0.116989 Jy ! Inverting map ! Added new window around map position (1, -1.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000304664 Jy ! Component: 100 - total flux cleaned = 0.000543196 Jy ! Component: 150 - total flux cleaned = 0.000742224 Jy ! Component: 200 - total flux cleaned = 0.000909044 Jy ! Total flux subtracted in 200 components = 0.000909044 Jy ! Clean residual min=-0.000737 max=0.000608 Jy/beam ! Clean residual mean=-0.000000 rms=0.000165 Jy/beam ! Combined flux in latest and established models = 0.117898 Jy ! Adding 23 model components to the UV plane model. ! The established model now contains 39 components and 0.117898 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=2.248 mas, bmaj=2.816 mas, bpa=2.728 degrees ! Estimated noise=0.259875 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000272719 Jy ! Component: 100 - total flux cleaned = 0.000330177 Jy ! Component: 150 - total flux cleaned = 0.000353481 Jy ! Component: 200 - total flux cleaned = 0.000360246 Jy ! Total flux subtracted in 200 components = 0.000360246 Jy ! Clean residual min=-0.000681 max=0.000716 Jy/beam ! Clean residual mean=-0.000001 rms=0.000178 Jy/beam ! Combined flux in latest and established models = 0.118259 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 = 6.14592e-06 Jy ! Component: 100 - total flux cleaned = 1.17662e-05 Jy ! Component: 150 - total flux cleaned = 1.69173e-05 Jy ! Component: 200 - total flux cleaned = 2.18405e-05 Jy ! Total flux subtracted in 200 components = 2.18405e-05 Jy ! Clean residual min=-0.000677 max=0.000718 Jy/beam ! Clean residual mean=-0.000001 rms=0.000177 Jy/beam ! Combined flux in latest and established models = 0.11828 Jy ! Adding 32 model components to the UV plane model. ! The established model now contains 68 components and 0.11828 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.9404 mas, bmaj=2.011 mas, bpa=3.585 degrees ! Estimated noise=0.214855 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -5.45477e-05 Jy ! Component: 100 - total flux cleaned = -2.58692e-05 Jy ! Component: 150 - total flux cleaned = -2.58351e-05 Jy ! Component: 200 - total flux cleaned = -3.37709e-06 Jy ! Total flux subtracted in 200 components = -3.37709e-06 Jy ! Clean residual min=-0.000703 max=0.000630 Jy/beam ! Clean residual mean=-0.000000 rms=0.000161 Jy/beam ! Combined flux in latest and established models = 0.118277 Jy selfcal ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 79 components and 0.118277 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=0.054823Jy sigma=0.863036 ! Fit after self-cal, rms=0.054822Jy sigma=0.863024 wmodel J1910+4802_X_map.mod ! Writing 79 model components to file: J1910+4802_X_map.mod wobs J1910+4802_X_uvs.fits ! Writing UV FITS file: J1910+4802_X_uvs.fits wwins J1910+4802_X_map.win ! wwins: Wrote 4 windows to J1910+4802_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 = -0.00019149 Jy ! Component: 100 - total flux cleaned = -0.000203241 Jy ! Component: 150 - total flux cleaned = -0.000203131 Jy ! Component: 200 - total flux cleaned = -0.000159948 Jy ! Component: 250 - total flux cleaned = -0.000117928 Jy ! Component: 300 - total flux cleaned = -8.70017e-05 Jy ! Component: 350 - total flux cleaned = -7.69216e-05 Jy ! Component: 400 - total flux cleaned = -5.71213e-05 Jy ! Component: 450 - total flux cleaned = -8.4444e-06 Jy ! Component: 500 - total flux cleaned = 9.25646e-07 Jy ! Component: 550 - total flux cleaned = -8.69417e-06 Jy ! Component: 600 - total flux cleaned = -1.7979e-05 Jy ! Component: 650 - total flux cleaned = -2.73438e-05 Jy ! Component: 700 - total flux cleaned = -5.47663e-05 Jy ! Component: 750 - total flux cleaned = -6.38476e-05 Jy ! Component: 800 - total flux cleaned = -7.28435e-05 Jy ! Component: 850 - total flux cleaned = -9.06614e-05 Jy ! Component: 900 - total flux cleaned = -0.000108371 Jy ! Component: 950 - total flux cleaned = -0.000117283 Jy ! Component: 1000 - total flux cleaned = -0.000169313 Jy ! Component: 1050 - total flux cleaned = -0.000160664 Jy ! Component: 1100 - total flux cleaned = -0.000169074 Jy ! Component: 1150 - total flux cleaned = -0.000160468 Jy ! Component: 1200 - total flux cleaned = -0.000185744 Jy ! Component: 1250 - total flux cleaned = -0.000185662 Jy ! Component: 1300 - total flux cleaned = -0.000177268 Jy ! Component: 1350 - total flux cleaned = -0.000193712 Jy ! Component: 1400 - total flux cleaned = -0.00018556 Jy ! Component: 1450 - total flux cleaned = -0.000177365 Jy ! Component: 1500 - total flux cleaned = -0.000201586 Jy ! Component: 1550 - total flux cleaned = -0.000209545 Jy ! Component: 1600 - total flux cleaned = -0.000169868 Jy ! Component: 1650 - total flux cleaned = -0.000225068 Jy ! Component: 1700 - total flux cleaned = -0.000209405 Jy ! Component: 1750 - total flux cleaned = -0.000201624 Jy ! Component: 1800 - total flux cleaned = -0.00023256 Jy ! Component: 1850 - total flux cleaned = -0.0002248 Jy ! Component: 1900 - total flux cleaned = -0.000232389 Jy ! Component: 1950 - total flux cleaned = -0.000217175 Jy ! Component: 2000 - total flux cleaned = -0.000239917 Jy ! Component: 2050 - total flux cleaned = -0.000217423 Jy ! Component: 2100 - total flux cleaned = -0.000239858 Jy ! Component: 2150 - total flux cleaned = -0.000232415 Jy ! Component: 2200 - total flux cleaned = -0.000254594 Jy ! Component: 2250 - total flux cleaned = -0.00026929 Jy ! Component: 2300 - total flux cleaned = -0.000276584 Jy ! Component: 2350 - total flux cleaned = -0.000269253 Jy ! Component: 2400 - total flux cleaned = -0.000254724 Jy ! Component: 2450 - total flux cleaned = -0.000283445 Jy ! Component: 2500 - total flux cleaned = -0.000276214 Jy ! Component: 2550 - total flux cleaned = -0.000290429 Jy ! Component: 2600 - total flux cleaned = -0.000283349 Jy ! Component: 2650 - total flux cleaned = -0.000276326 Jy ! Component: 2700 - total flux cleaned = -0.000311331 Jy ! Component: 2750 - total flux cleaned = -0.000332244 Jy ! Component: 2800 - total flux cleaned = -0.000353054 Jy ! Component: 2850 - total flux cleaned = -0.000353066 Jy ! Component: 2900 - total flux cleaned = -0.000380577 Jy ! Component: 2950 - total flux cleaned = -0.000373721 Jy ! Component: 3000 - total flux cleaned = -0.000373657 Jy ! Component: 3050 - total flux cleaned = -0.000400722 Jy ! Component: 3100 - total flux cleaned = -0.000380463 Jy ! Component: 3150 - total flux cleaned = -0.000393853 Jy ! Component: 3200 - total flux cleaned = -0.000360439 Jy ! Component: 3250 - total flux cleaned = -0.000387066 Jy ! Component: 3300 - total flux cleaned = -0.000406955 Jy ! Component: 3350 - total flux cleaned = -0.000433291 Jy ! Component: 3400 - total flux cleaned = -0.000406969 Jy ! Component: 3450 - total flux cleaned = -0.000420029 Jy ! Component: 3500 - total flux cleaned = -0.00038747 Jy ! Component: 3550 - total flux cleaned = -0.000380945 Jy ! Component: 3600 - total flux cleaned = -0.000361586 Jy ! Component: 3650 - total flux cleaned = -0.000361553 Jy ! Component: 3700 - total flux cleaned = -0.000348755 Jy ! Component: 3750 - total flux cleaned = -0.000367868 Jy ! Component: 3800 - total flux cleaned = -0.000355141 Jy ! Component: 3850 - total flux cleaned = -0.000336154 Jy ! Component: 3900 - total flux cleaned = -0.000310969 Jy ! Component: 3950 - total flux cleaned = -0.000279587 Jy ! Component: 4000 - total flux cleaned = -0.000304585 Jy ! Component: 4050 - total flux cleaned = -0.000317029 Jy ! Total flux subtracted in 4096 components = -0.000292247 Jy ! Clean residual min=-0.000416 max=0.000347 Jy/beam ! Clean residual mean=-0.000000 rms=0.000108 Jy/beam ! Combined flux in latest and established models = 0.117985 Jy keep ! Adding 332 model components to the UV plane model. ! The established model now contains 411 components and 0.117985 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/bp222/maps//J1910+4802_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9404 x 2.011 at 3.585 degrees (North through East) ! Clean map min=-0.00071125 max=0.095515 Jy/beam ! Writing clean map to FITS file: /vlbi/bp222/maps//J1910+4802_X_map.fits wmodel /vlbi/bp222/maps//J1910+4802_X_map.mod ! Writing 411 model components to file: /vlbi/bp222/maps//J1910+4802_X_map.mod wobs /vlbi/bp222/maps//J1910+4802_X_uvs.fits ! Writing UV FITS file: /vlbi/bp222/maps//J1910+4802_X_uvs.fits wwins /vlbi/bp222/maps//J1910+4802_X_map.win ! wwins: Wrote 5 windows to /vlbi/bp222/maps//J1910+4802_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0955146 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000107701 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.338275 0.338275 0.67655 1.3531 2.7062 5.4124 10.8248 21.6496 43.2992 86.5985 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0003 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.095 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 886.851 quit ! Quitting program ! Log file /vlbi/bp222/maps//J1910+4802_X_dfm.log closed on Thu Sep 27 11:31:39 2018