! Started logfile: /image_prod/ug002_uva//J1708+3346_X_dfm.log on Thu Mar 5 03:06:49 2020 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 /image_prod/ug002_uva//J1708+3346_X_uva.fits ! Reading UV FITS file: /image_prod/ug002_uva//J1708+3346_X_uva.fits ! AN table 1: 60 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.801852 visibilities/baseline/integration-bin. ! Found source: J1708+3346 ! ! 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 25980 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 J1708+3346_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 60 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 60 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 60 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 60 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 60 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 60 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 60 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 60 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 60 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 60 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 60 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 60 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.001784Jy sigma=9.270234 ! Fit after self-cal, rms=0.937421Jy sigma=8.677029 ! 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=0.6995 mas, bmaj=1.291 mas, bpa=-4.322 degrees ! Estimated noise=0.954392 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 = 0.0475922 Jy ! Component: 100 - total flux cleaned = 0.0604127 Jy ! Total flux subtracted in 100 components = 0.0604127 Jy ! Clean residual min=-0.002799 max=0.005497 Jy/beam ! Clean residual mean=0.000000 rms=0.000702 Jy/beam ! Combined flux in latest and established models = 0.0604127 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 8 components and 0.0604127 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=0.055681Jy sigma=0.484768 ! Fit after self-cal, rms=0.055195Jy sigma=0.480127 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00657337 Jy ! Component: 100 - total flux cleaned = 0.00984926 Jy ! Total flux subtracted in 100 components = 0.00984926 Jy ! Clean residual min=-0.002537 max=0.002866 Jy/beam ! Clean residual mean=-0.000001 rms=0.000593 Jy/beam ! Combined flux in latest and established models = 0.070262 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 11 components and 0.070262 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=0.054300Jy sigma=0.471793 ! Fit after self-cal, rms=0.054280Jy sigma=0.471526 ! 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=0.9238 mas, bmaj=1.556 mas, bpa=-3.229 degrees ! Estimated noise=0.480528 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 (0.2, 1.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00345694 Jy ! Component: 100 - total flux cleaned = 0.00548781 Jy ! Component: 150 - total flux cleaned = 0.00689094 Jy ! Component: 200 - total flux cleaned = 0.00771093 Jy ! Total flux subtracted in 200 components = 0.00771093 Jy ! Clean residual min=-0.001537 max=0.001837 Jy/beam ! Clean residual mean=-0.000002 rms=0.000376 Jy/beam ! Combined flux in latest and established models = 0.0779729 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 32 components and 0.0779729 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=0.054041Jy sigma=0.469164 ! Fit after self-cal, rms=0.054024Jy sigma=0.468966 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9238 x 1.556 at -3.229 degrees (North through East) ! Clean map min=-0.0014923 max=0.062705 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.94 FD 1.03 HN 1.01 KP 1.08 ! LA 1.01 MK 1.02 NL 1.17 OV 1.04 ! PT 0.87 SC 1.05 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.91 FD 0.98 HN 0.99 KP 1.06 ! LA 1.04 MK 0.99 NL 1.09 OV 0.93 ! PT 0.95 SC 0.93 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.92 FD 1.00 HN 1.01 KP 1.04 ! LA 0.96 MK 1.05 NL 1.14 OV 0.95 ! PT 0.94 SC 1.01 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.90 FD 1.09 HN 0.96 KP 1.01 ! LA 1.05 MK 1.04 NL 1.10 OV 1.01 ! PT 0.88 SC 1.02 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 0.89 FD 1.05 HN 0.98 KP 1.04 ! LA 1.04 MK 1.04 NL 1.13 OV 0.93 ! PT 0.89 SC 1.00 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 1.01 HN 1.00 KP 1.05 ! LA 0.91 MK 1.03 NL 1.13 OV 0.94 ! PT 0.92 SC 1.04 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 0.92 FD 1.03 HN 0.95 KP 1.00 ! LA 0.98 MK 1.05 NL 1.14 OV 0.95 ! PT 0.90 SC 0.99 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 0.92 FD 1.00 HN 0.94 KP 1.11 ! LA 0.99 MK 0.98 NL 1.09 OV 1.01 ! PT 0.92 SC 0.98 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 0.90 FD 1.03 HN 0.95 KP 1.04 ! LA 0.99 MK 1.00 NL 1.16 OV 0.94 ! PT 0.89 SC 1.02 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 0.92 FD 1.02 HN 1.00 KP 1.06 ! LA 0.94 MK 1.08 NL 1.14 OV 1.03 ! PT 0.91 SC 0.97 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 0.94 FD 0.97 HN 0.97 KP 1.06 ! LA 0.97 MK 1.00 NL 1.10 OV 1.00 ! PT 0.91 SC 1.02 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 0.88 FD 0.91 HN 1.05 KP 1.03 ! LA 0.97 MK 0.98 NL 1.11 OV 1.03 ! PT 0.90 SC 1.00 ! ! ! Fit before self-cal, rms=0.054024Jy sigma=0.468966 ! Fit after self-cal, rms=0.052248Jy sigma=0.465543 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.9293 mas, bmaj=1.556 mas, bpa=-2.607 degrees ! Estimated noise=0.47882 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 = 0.000464963 Jy ! Component: 100 - total flux cleaned = 0.000443923 Jy ! Component: 150 - total flux cleaned = 0.000445554 Jy ! Component: 200 - total flux cleaned = 0.000428802 Jy ! Total flux subtracted in 200 components = 0.000428802 Jy ! Clean residual min=-0.001015 max=0.000956 Jy/beam ! Clean residual mean=0.000003 rms=0.000227 Jy/beam ! Combined flux in latest and established models = 0.0784017 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 47 components and 0.0784017 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=0.052227Jy sigma=0.465360 ! Fit after self-cal, rms=0.052218Jy sigma=0.465207 ! 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=0.052218Jy sigma=0.465207 ! Fit after self-cal, rms=0.052335Jy sigma=0.464266 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9297 mas, bmaj=1.551 mas, bpa=-2.835 degrees ! Estimated noise=0.478726 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000238473 Jy ! Component: 100 - total flux cleaned = 0.000253162 Jy ! Component: 150 - total flux cleaned = 0.000239954 Jy ! Component: 200 - total flux cleaned = 0.000216206 Jy ! Total flux subtracted in 200 components = 0.000216206 Jy ! Clean residual min=-0.000971 max=0.000880 Jy/beam ! Clean residual mean=0.000002 rms=0.000212 Jy/beam ! Combined flux in latest and established models = 0.0786179 Jy selfcal ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 56 components and 0.078618 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=0.052326Jy sigma=0.464195 ! Fit after self-cal, rms=0.052340Jy sigma=0.464144 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 = 1.14276e-05 Jy ! Component: 100 - total flux cleaned = -1.21505e-05 Jy ! Component: 150 - total flux cleaned = -3.23394e-05 Jy ! Component: 200 - total flux cleaned = -5.00629e-05 Jy ! Total flux subtracted in 200 components = -5.00629e-05 Jy ! Clean residual min=-0.000959 max=0.000880 Jy/beam ! Clean residual mean=0.000002 rms=0.000211 Jy/beam ! Combined flux in latest and established models = 0.0785679 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 59 components and 0.0785679 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=0.052336Jy sigma=0.464108 ! Fit after self-cal, rms=0.052335Jy sigma=0.464102 ! 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=0.052335Jy sigma=0.464102 ! Fit after self-cal, rms=0.052312Jy sigma=0.464090 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9289 mas, bmaj=1.549 mas, bpa=-2.891 degrees ! Estimated noise=0.478423 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 6.81889e-05 Jy ! Component: 100 - total flux cleaned = 4.73198e-05 Jy ! Component: 150 - total flux cleaned = 2.92758e-05 Jy ! Component: 200 - total flux cleaned = 1.34527e-05 Jy ! Total flux subtracted in 200 components = 1.34527e-05 Jy ! Clean residual min=-0.000964 max=0.000868 Jy/beam ! Clean residual mean=0.000002 rms=0.000209 Jy/beam ! Combined flux in latest and established models = 0.0785813 Jy selfcal ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 64 components and 0.0785814 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=0.052308Jy sigma=0.464059 ! Fit after self-cal, rms=0.052309Jy sigma=0.464055 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 = -4.0236e-06 Jy ! Component: 100 - total flux cleaned = -3.50636e-05 Jy ! Component: 150 - total flux cleaned = -4.20809e-05 Jy ! Component: 200 - total flux cleaned = -5.52345e-05 Jy ! Total flux subtracted in 200 components = -5.52345e-05 Jy ! Clean residual min=-0.000961 max=0.000863 Jy/beam ! Clean residual mean=0.000002 rms=0.000208 Jy/beam ! Combined flux in latest and established models = 0.0785261 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 66 components and 0.0785261 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=0.052306Jy sigma=0.464036 ! Fit after self-cal, rms=0.052306Jy sigma=0.464033 ! 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=0.052306Jy sigma=0.464033 ! Fit after self-cal, rms=0.052276Jy sigma=0.464028 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.236 mas, bmaj=2.512 mas, bpa=5.918 degrees ! Estimated noise=0.607073 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000165805 Jy ! Component: 100 - total flux cleaned = -0.000199556 Jy ! Component: 150 - total flux cleaned = -0.000220278 Jy ! Component: 200 - total flux cleaned = -0.000232471 Jy ! Total flux subtracted in 200 components = -0.000232471 Jy ! Clean residual min=-0.001100 max=0.000956 Jy/beam ! Clean residual mean=0.000005 rms=0.000255 Jy/beam ! Combined flux in latest and established models = 0.0782936 Jy selfcal ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 71 components and 0.0782936 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=0.052275Jy sigma=0.464016 ! Fit after self-cal, rms=0.052274Jy sigma=0.464012 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 = -2.05262e-05 Jy ! Component: 100 - total flux cleaned = -2.88231e-05 Jy ! Component: 150 - total flux cleaned = -4.08865e-05 Jy ! Component: 200 - total flux cleaned = -4.82165e-05 Jy ! Total flux subtracted in 200 components = -4.82165e-05 Jy ! Clean residual min=-0.001100 max=0.000962 Jy/beam ! Clean residual mean=0.000005 rms=0.000255 Jy/beam ! Combined flux in latest and established models = 0.0782454 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 77 components and 0.0782454 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=0.052274Jy sigma=0.464007 ! Fit after self-cal, rms=0.052273Jy sigma=0.464005 ! 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=0.9283 mas, bmaj=1.548 mas, bpa=-2.97 degrees ! Estimated noise=0.478127 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9283 x 1.548 at -2.97 degrees (North through East) ! Clean map min=-0.00087496 max=0.062239 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=0.7006 mas, bmaj=1.282 mas, bpa=-4.219 degrees ! Estimated noise=0.950469 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0476537 Jy ! Component: 100 - total flux cleaned = 0.0614197 Jy ! Component: 150 - total flux cleaned = 0.0679712 Jy ! Component: 200 - total flux cleaned = 0.0716042 Jy ! Total flux subtracted in 200 components = 0.0716042 Jy ! Clean residual min=-0.002071 max=0.001954 Jy/beam ! Clean residual mean=0.000001 rms=0.000499 Jy/beam ! Combined flux in latest and established models = 0.0716041 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 15 model components to the UV plane model. ! The established model now contains 15 components and 0.0716041 Jy ! Inverting map and beam ! Estimated beam: bmin=0.9283 mas, bmaj=1.548 mas, bpa=-2.97 degrees ! Estimated noise=0.478127 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 = 0.00258793 Jy ! Component: 100 - total flux cleaned = 0.00400516 Jy ! Component: 150 - total flux cleaned = 0.00496832 Jy ! Component: 200 - total flux cleaned = 0.00559836 Jy ! Total flux subtracted in 200 components = 0.00559836 Jy ! Clean residual min=-0.000977 max=0.000874 Jy/beam ! Clean residual mean=0.000001 rms=0.000216 Jy/beam ! Combined flux in latest and established models = 0.0772025 Jy ! Adding 34 model components to the UV plane model. ! The established model now contains 44 components and 0.0772025 Jy ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 70 mega-wavelengths. clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.236 mas, bmaj=2.512 mas, bpa=5.918 degrees ! Estimated noise=0.607073 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000456698 Jy ! Component: 100 - total flux cleaned = 0.000602894 Jy ! Component: 150 - total flux cleaned = 0.000699999 Jy ! Component: 200 - total flux cleaned = 0.000766479 Jy ! Total flux subtracted in 200 components = 0.000766479 Jy ! Clean residual min=-0.001120 max=0.000956 Jy/beam ! Clean residual mean=0.000004 rms=0.000257 Jy/beam ! Combined flux in latest and established models = 0.077969 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 = 5.32099e-05 Jy ! Component: 100 - total flux cleaned = 9.60141e-05 Jy ! Component: 150 - total flux cleaned = 0.000125506 Jy ! Component: 200 - total flux cleaned = 0.0001407 Jy ! Total flux subtracted in 200 components = 0.0001407 Jy ! Clean residual min=-0.001109 max=0.000959 Jy/beam ! Clean residual mean=0.000004 rms=0.000255 Jy/beam ! Combined flux in latest and established models = 0.0781097 Jy ! Adding 38 model components to the UV plane model. ! The established model now contains 76 components and 0.0781097 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.9283 mas, bmaj=1.548 mas, bpa=-2.97 degrees ! Estimated noise=0.478127 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -2.22376e-05 Jy ! Component: 100 - total flux cleaned = 3.04719e-05 Jy ! Component: 150 - total flux cleaned = 6.48392e-05 Jy ! Component: 200 - total flux cleaned = 7.52148e-05 Jy ! Total flux subtracted in 200 components = 7.52148e-05 Jy ! Clean residual min=-0.000955 max=0.000873 Jy/beam ! Clean residual mean=0.000002 rms=0.000208 Jy/beam ! Combined flux in latest and established models = 0.0781849 Jy selfcal ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 86 components and 0.0781849 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=0.052277Jy sigma=0.464053 ! Fit after self-cal, rms=0.052276Jy sigma=0.464027 wmodel J1708+3346_X_map.mod ! Writing 86 model components to file: J1708+3346_X_map.mod wobs J1708+3346_X_uvs.fits ! Writing UV FITS file: J1708+3346_X_uvs.fits wwins J1708+3346_X_map.win ! wwins: Wrote 2 windows to J1708+3346_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 = -0.000224907 Jy ! Component: 100 - total flux cleaned = -0.000256877 Jy ! Component: 150 - total flux cleaned = -0.000287239 Jy ! Component: 200 - total flux cleaned = -0.000287511 Jy ! Component: 250 - total flux cleaned = -0.000301622 Jy ! Component: 300 - total flux cleaned = -0.000288083 Jy ! Component: 350 - total flux cleaned = -0.000301681 Jy ! Component: 400 - total flux cleaned = -0.000327935 Jy ! Component: 450 - total flux cleaned = -0.000366555 Jy ! Component: 500 - total flux cleaned = -0.000404055 Jy ! Component: 550 - total flux cleaned = -0.000440753 Jy ! Component: 600 - total flux cleaned = -0.000416501 Jy ! Component: 650 - total flux cleaned = -0.000428436 Jy ! Component: 700 - total flux cleaned = -0.000440001 Jy ! Component: 750 - total flux cleaned = -0.000451305 Jy ! Component: 800 - total flux cleaned = -0.000428478 Jy ! Component: 850 - total flux cleaned = -0.000406168 Jy ! Component: 900 - total flux cleaned = -0.000417073 Jy ! Component: 950 - total flux cleaned = -0.000362749 Jy ! Component: 1000 - total flux cleaned = -0.000341375 Jy ! Component: 1050 - total flux cleaned = -0.000309623 Jy ! Component: 1100 - total flux cleaned = -0.000299226 Jy ! Component: 1150 - total flux cleaned = -0.000299184 Jy ! Component: 1200 - total flux cleaned = -0.000288705 Jy ! Component: 1250 - total flux cleaned = -0.000268318 Jy ! Component: 1300 - total flux cleaned = -0.000248376 Jy ! Component: 1350 - total flux cleaned = -0.000228499 Jy ! Component: 1400 - total flux cleaned = -0.000228657 Jy ! Component: 1450 - total flux cleaned = -0.000248099 Jy ! Component: 1500 - total flux cleaned = -0.000238526 Jy ! Component: 1550 - total flux cleaned = -0.000266997 Jy ! Component: 1600 - total flux cleaned = -0.000238623 Jy ! Component: 1650 - total flux cleaned = -0.000210577 Jy ! Component: 1700 - total flux cleaned = -0.000210634 Jy ! Component: 1750 - total flux cleaned = -0.00024729 Jy ! Component: 1800 - total flux cleaned = -0.00023809 Jy ! Component: 1850 - total flux cleaned = -0.000247078 Jy ! Component: 1900 - total flux cleaned = -0.000229272 Jy ! Component: 1950 - total flux cleaned = -0.000229308 Jy ! Component: 2000 - total flux cleaned = -0.000273102 Jy ! Component: 2050 - total flux cleaned = -0.000299126 Jy ! Component: 2100 - total flux cleaned = -0.000307702 Jy ! Component: 2150 - total flux cleaned = -0.000324859 Jy ! Component: 2200 - total flux cleaned = -0.000350342 Jy ! Component: 2250 - total flux cleaned = -0.000375556 Jy ! Component: 2300 - total flux cleaned = -0.000417508 Jy ! Component: 2350 - total flux cleaned = -0.000450766 Jy ! Component: 2400 - total flux cleaned = -0.000500158 Jy ! Component: 2450 - total flux cleaned = -0.000549273 Jy ! Component: 2500 - total flux cleaned = -0.000557419 Jy ! Component: 2550 - total flux cleaned = -0.000621996 Jy ! Component: 2600 - total flux cleaned = -0.00066206 Jy ! Component: 2650 - total flux cleaned = -0.000685984 Jy ! Component: 2700 - total flux cleaned = -0.000749322 Jy ! Component: 2750 - total flux cleaned = -0.000780725 Jy ! Component: 2800 - total flux cleaned = -0.000843081 Jy ! Component: 2850 - total flux cleaned = -0.000866285 Jy ! Component: 2900 - total flux cleaned = -0.000904786 Jy ! Component: 2950 - total flux cleaned = -0.000935429 Jy ! Component: 3000 - total flux cleaned = -0.000958249 Jy ! Component: 3050 - total flux cleaned = -0.00102637 Jy ! Component: 3100 - total flux cleaned = -0.0010489 Jy ! Component: 3150 - total flux cleaned = -0.00110864 Jy ! Component: 3200 - total flux cleaned = -0.0011234 Jy ! Component: 3250 - total flux cleaned = -0.00116038 Jy ! Component: 3300 - total flux cleaned = -0.00116772 Jy ! Component: 3350 - total flux cleaned = -0.00121883 Jy ! Component: 3400 - total flux cleaned = -0.00125503 Jy ! Component: 3450 - total flux cleaned = -0.00128391 Jy ! Component: 3500 - total flux cleaned = -0.00132697 Jy ! Component: 3550 - total flux cleaned = -0.00134832 Jy ! Component: 3600 - total flux cleaned = -0.00136956 Jy ! Component: 3650 - total flux cleaned = -0.00142595 Jy ! Component: 3700 - total flux cleaned = -0.00143293 Jy ! Component: 3750 - total flux cleaned = -0.0014608 Jy ! Component: 3800 - total flux cleaned = -0.00147465 Jy ! Component: 3850 - total flux cleaned = -0.00146776 Jy ! Component: 3900 - total flux cleaned = -0.00151586 Jy ! Component: 3950 - total flux cleaned = -0.00153629 Jy ! Component: 4000 - total flux cleaned = -0.00158385 Jy ! Component: 4050 - total flux cleaned = -0.00158385 Jy ! Total flux subtracted in 4096 components = -0.00159062 Jy ! Clean residual min=-0.000382 max=0.000391 Jy/beam ! Clean residual mean=0.000001 rms=0.000115 Jy/beam ! Combined flux in latest and established models = 0.0765943 Jy keep ! Adding 302 model components to the UV plane model. ! The established model now contains 388 components and 0.0765943 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /image_prod/ug002_uva//J1708+3346_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9283 x 1.548 at -2.97 degrees (North through East) ! Clean map min=-0.00066189 max=0.062184 Jy/beam ! Writing clean map to FITS file: /image_prod/ug002_uva//J1708+3346_X_map.fits wmodel /image_prod/ug002_uva//J1708+3346_X_map.mod ! Writing 388 model components to file: /image_prod/ug002_uva//J1708+3346_X_map.mod wobs /image_prod/ug002_uva//J1708+3346_X_uvs.fits ! Writing UV FITS file: /image_prod/ug002_uva//J1708+3346_X_uvs.fits wwins /image_prod/ug002_uva//J1708+3346_X_map.win ! wwins: Wrote 3 windows to /image_prod/ug002_uva//J1708+3346_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0621844 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000115254 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.556025 0.556025 1.11205 2.2241 4.4482 8.8964 17.7928 35.5856 71.1712 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0003 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.062 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 539.543 quit ! Quitting program ! Log file /image_prod/ug002_uva//J1708+3346_X_dfm.log closed on Thu Mar 5 03:06:54 2020