! Started logfile: /image_prod/ug002_uva//J0309+2738_X_dfm.log on Wed Mar 4 19:50:03 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//J0309+2738_X_uva.fits ! Reading UV FITS file: /image_prod/ug002_uva//J0309+2738_X_uva.fits ! AN table 1: 60 integrations on 36 of 36 possible baselines. ! Apparent sampling: 0.984259 visibilities/baseline/integration-bin. ! Found source: J0309+2738 ! ! 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 121 lines of history. ! ! Reading 25512 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 J0309+2738_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 1 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 1 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 1 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 1 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 1 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 1 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 1 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 1 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 1 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 1 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 1 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 1 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.004927Jy sigma=9.585419 ! Fit after self-cal, rms=0.918906Jy sigma=8.776408 ! 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=0.7724 mas, bmaj=2.333 mas, bpa=-18.28 degrees ! Estimated noise=0.991005 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 = 0.0608239 Jy ! Component: 100 - total flux cleaned = 0.0759035 Jy ! Total flux subtracted in 100 components = 0.0759035 Jy ! Clean residual min=-0.004256 max=0.006726 Jy/beam ! Clean residual mean=-0.000008 rms=0.001139 Jy/beam ! Combined flux in latest and established models = 0.0759035 Jy ! Performing phase self-cal ! Adding 5 model components to the UV plane model. ! The established model now contains 5 components and 0.0759035 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=0.061029Jy sigma=0.551970 ! Fit after self-cal, rms=0.060653Jy sigma=0.548591 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00706678 Jy ! Component: 100 - total flux cleaned = 0.0106365 Jy ! Total flux subtracted in 100 components = 0.0106365 Jy ! Clean residual min=-0.003727 max=0.005610 Jy/beam ! Clean residual mean=-0.000009 rms=0.001023 Jy/beam ! Combined flux in latest and established models = 0.08654 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 12 components and 0.08654 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=0.059567Jy sigma=0.538067 ! Fit after self-cal, rms=0.059569Jy sigma=0.537923 ! 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=1.015 mas, bmaj=2.519 mas, bpa=-16.67 degrees ! Estimated noise=0.469683 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 = 0.00364595 Jy ! Component: 100 - total flux cleaned = 0.00570572 Jy ! Component: 150 - total flux cleaned = 0.0070041 Jy ! Component: 200 - total flux cleaned = 0.00787417 Jy ! Total flux subtracted in 200 components = 0.00787417 Jy ! Clean residual min=-0.004070 max=0.006128 Jy/beam ! Clean residual mean=-0.000016 rms=0.001286 Jy/beam ! Combined flux in latest and established models = 0.0944142 Jy ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 34 components and 0.0944142 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=0.059335Jy sigma=0.535665 ! Fit after self-cal, rms=0.059342Jy sigma=0.535620 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.015 x 2.519 at -16.67 degrees (North through East) ! Clean map min=-0.0039676 max=0.082176 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.92 FD 1.32 HN 1.02 KP 1.01 ! LA 0.95 MK 1.07 NL 1.08 OV 0.89 ! PT 0.87 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.92 FD 1.33 HN 1.04 KP 1.03 ! LA 0.95 MK 1.02 NL 1.13 OV 0.92 ! PT 0.85 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.93 FD 1.32 HN 1.02 KP 1.04 ! LA 0.95 MK 0.99 NL 1.12 OV 0.89 ! PT 0.84 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 1.31 HN 1.04 KP 1.02 ! LA 0.97 MK 1.02 NL 1.11 OV 0.90 ! PT 0.85 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 0.90 FD 1.33 HN 1.05 KP 1.04 ! LA 0.93 MK 1.06 NL 1.09 OV 0.89 ! PT 0.88 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 0.92 FD 1.25 HN 0.94 KP 1.05 ! LA 0.92 MK 1.11 NL 1.14 OV 0.87 ! PT 0.84 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 0.94 FD 1.29 HN 0.99 KP 1.02 ! LA 0.95 MK 1.06 NL 1.12 OV 0.90 ! PT 0.83 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 1.31 HN 0.99 KP 1.04 ! LA 0.94 MK 1.07 NL 1.10 OV 0.90 ! PT 0.86 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 1.30 HN 0.92 KP 1.04 ! LA 0.92 MK 1.01 NL 1.14 OV 0.87 ! PT 0.87 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 0.94 FD 1.26 HN 0.95 KP 1.02 ! LA 0.94 MK 1.06 NL 1.14 OV 0.88 ! PT 0.88 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 0.94 FD 1.26 HN 0.98 KP 1.02 ! LA 0.94 MK 1.01 NL 1.10 OV 0.91 ! PT 0.83 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 0.90 FD 1.25 HN 0.97 KP 1.01 ! LA 0.91 MK 1.07 NL 1.14 OV 0.91 ! PT 0.84 ! ! ! Fit before self-cal, rms=0.059342Jy sigma=0.535620 ! Fit after self-cal, rms=0.059121Jy sigma=0.519881 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.032 mas, bmaj=2.535 mas, bpa=-16.57 degrees ! Estimated noise=0.46895 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 = -0.0011314 Jy ! Component: 100 - total flux cleaned = -0.00161851 Jy ! Component: 150 - total flux cleaned = -0.00169899 Jy ! Component: 200 - total flux cleaned = -0.00171681 Jy ! Total flux subtracted in 200 components = -0.00171681 Jy ! Clean residual min=-0.003615 max=0.003850 Jy/beam ! Clean residual mean=-0.000011 rms=0.000994 Jy/beam ! Combined flux in latest and established models = 0.0926974 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 45 components and 0.0926974 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=0.059088Jy sigma=0.519690 ! Fit after self-cal, rms=0.059191Jy sigma=0.519240 ! 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=0.059191Jy sigma=0.519240 ! Fit after self-cal, rms=0.073749Jy sigma=0.495541 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.023 mas, bmaj=2.538 mas, bpa=-16.63 degrees ! Estimated noise=0.468481 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000570021 Jy ! Component: 100 - total flux cleaned = -0.000570766 Jy ! Component: 150 - total flux cleaned = -0.000538418 Jy ! Component: 200 - total flux cleaned = -0.000498055 Jy ! Total flux subtracted in 200 components = -0.000498055 Jy ! Clean residual min=-0.001088 max=0.002709 Jy/beam ! Clean residual mean=0.000000 rms=0.000301 Jy/beam ! Combined flux in latest and established models = 0.0921993 Jy selfcal ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 49 components and 0.0921993 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=0.073734Jy sigma=0.495382 ! Fit after self-cal, rms=0.074104Jy sigma=0.494827 flux_cutoff = imstat(rms) * dynam ! Inverting map repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! Added new window around map position (-1.8, 0.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00204226 Jy ! Component: 100 - total flux cleaned = 0.00187489 Jy ! Component: 150 - total flux cleaned = 0.00169165 Jy ! Component: 200 - total flux cleaned = 0.00149763 Jy ! Total flux subtracted in 200 components = 0.00149763 Jy ! Clean residual min=-0.001047 max=0.001042 Jy/beam ! Clean residual mean=0.000000 rms=0.000257 Jy/beam ! Combined flux in latest and established models = 0.0936969 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 70 components and 0.0936969 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=0.074042Jy sigma=0.493951 ! Fit after self-cal, rms=0.074041Jy sigma=0.493811 ! 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=0.074041Jy sigma=0.493811 ! Fit after self-cal, rms=0.076413Jy sigma=0.493597 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.023 mas, bmaj=2.533 mas, bpa=-16.57 degrees ! Estimated noise=0.468138 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0009962 Jy ! Component: 100 - total flux cleaned = 0.00085979 Jy ! Component: 150 - total flux cleaned = 0.000810348 Jy ! Component: 200 - total flux cleaned = 0.000781065 Jy ! Total flux subtracted in 200 components = 0.000781065 Jy ! Clean residual min=-0.000983 max=0.000910 Jy/beam ! Clean residual mean=0.000000 rms=0.000225 Jy/beam ! Combined flux in latest and established models = 0.094478 Jy selfcal ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 82 components and 0.094478 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=0.076395Jy sigma=0.493347 ! Fit after self-cal, rms=0.076402Jy sigma=0.493308 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 = 0.000138712 Jy ! Component: 100 - total flux cleaned = 7.50788e-05 Jy ! Component: 150 - total flux cleaned = 5.24282e-05 Jy ! Component: 200 - total flux cleaned = 3.18123e-05 Jy ! Total flux subtracted in 200 components = 3.18123e-05 Jy ! Clean residual min=-0.000991 max=0.000899 Jy/beam ! Clean residual mean=0.000000 rms=0.000222 Jy/beam ! Combined flux in latest and established models = 0.0945098 Jy ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 94 components and 0.0945098 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=0.076398Jy sigma=0.493256 ! Fit after self-cal, rms=0.076397Jy sigma=0.493253 ! 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=0.076397Jy sigma=0.493253 ! Fit after self-cal, rms=0.076479Jy sigma=0.493190 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.184 mas, bmaj=2.929 mas, bpa=-9.288 degrees ! Estimated noise=0.549175 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000364911 Jy ! Component: 100 - total flux cleaned = 0.00024508 Jy ! Component: 150 - total flux cleaned = 0.000144954 Jy ! Component: 200 - total flux cleaned = 0.000104076 Jy ! Total flux subtracted in 200 components = 0.000104076 Jy ! Clean residual min=-0.000847 max=0.000876 Jy/beam ! Clean residual mean=0.000000 rms=0.000235 Jy/beam ! Combined flux in latest and established models = 0.0946139 Jy selfcal ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 99 components and 0.0946139 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=0.076477Jy sigma=0.493147 ! Fit after self-cal, rms=0.076474Jy sigma=0.493137 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 = 2.05478e-05 Jy ! Component: 100 - total flux cleaned = 1.30485e-06 Jy ! Component: 150 - total flux cleaned = -2.70761e-05 Jy ! Component: 200 - total flux cleaned = -4.77765e-05 Jy ! Total flux subtracted in 200 components = -4.77765e-05 Jy ! Clean residual min=-0.000853 max=0.000874 Jy/beam ! Clean residual mean=0.000000 rms=0.000234 Jy/beam ! Combined flux in latest and established models = 0.0945661 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 100 components and 0.0945661 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=0.076474Jy sigma=0.493128 ! Fit after self-cal, rms=0.076472Jy sigma=0.493125 ! 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=1.023 mas, bmaj=2.532 mas, bpa=-16.53 degrees ! Estimated noise=0.467853 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.023 x 2.532 at -16.53 degrees (North through East) ! Clean map min=-0.00091557 max=0.081555 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=0.7788 mas, bmaj=2.344 mas, bpa=-18.26 degrees ! Estimated noise=0.993017 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0608174 Jy ! Component: 100 - total flux cleaned = 0.0760473 Jy ! Component: 150 - total flux cleaned = 0.0831488 Jy ! Component: 200 - total flux cleaned = 0.0875258 Jy ! Total flux subtracted in 200 components = 0.0875258 Jy ! Clean residual min=-0.002353 max=0.002308 Jy/beam ! Clean residual mean=-0.000000 rms=0.000537 Jy/beam ! Combined flux in latest and established models = 0.0875258 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 12 model components to the UV plane model. ! The established model now contains 12 components and 0.0875258 Jy ! Inverting map and beam ! Estimated beam: bmin=1.023 mas, bmaj=2.532 mas, bpa=-16.53 degrees ! Estimated noise=0.467853 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 = 0.00382933 Jy ! Component: 100 - total flux cleaned = 0.00562648 Jy ! Component: 150 - total flux cleaned = 0.00625011 Jy ! Component: 200 - total flux cleaned = 0.00646434 Jy ! Total flux subtracted in 200 components = 0.00646434 Jy ! Clean residual min=-0.001008 max=0.000915 Jy/beam ! Clean residual mean=-0.000000 rms=0.000227 Jy/beam ! Combined flux in latest and established models = 0.0939901 Jy ! Adding 29 model components to the UV plane model. ! The established model now contains 37 components and 0.0939901 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=2.184 mas, bmaj=2.929 mas, bpa=-9.288 degrees ! Estimated noise=0.549175 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00049745 Jy ! Component: 100 - total flux cleaned = 0.000598322 Jy ! Component: 150 - total flux cleaned = 0.000643285 Jy ! Component: 200 - total flux cleaned = 0.000666843 Jy ! Total flux subtracted in 200 components = 0.000666843 Jy ! Clean residual min=-0.000852 max=0.000852 Jy/beam ! Clean residual mean=0.000000 rms=0.000236 Jy/beam ! Combined flux in latest and established models = 0.094657 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 = 2.71861e-05 Jy ! Component: 100 - total flux cleaned = 4.21512e-05 Jy ! Component: 150 - total flux cleaned = 4.86881e-05 Jy ! Component: 200 - total flux cleaned = 4.32635e-05 Jy ! Total flux subtracted in 200 components = 4.32635e-05 Jy ! Clean residual min=-0.000844 max=0.000865 Jy/beam ! Clean residual mean=0.000000 rms=0.000234 Jy/beam ! Combined flux in latest and established models = 0.0947002 Jy ! Adding 45 model components to the UV plane model. ! The established model now contains 69 components and 0.0947002 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=1.023 mas, bmaj=2.532 mas, bpa=-16.53 degrees ! Estimated noise=0.467853 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 3.23034e-05 Jy ! Component: 100 - total flux cleaned = 5.77286e-05 Jy ! Component: 150 - total flux cleaned = 8.10243e-05 Jy ! Component: 200 - total flux cleaned = 0.000113905 Jy ! Total flux subtracted in 200 components = 0.000113905 Jy ! Clean residual min=-0.000975 max=0.000871 Jy/beam ! Clean residual mean=0.000000 rms=0.000215 Jy/beam ! Combined flux in latest and established models = 0.0948141 Jy selfcal ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 85 components and 0.0948141 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=0.076474Jy sigma=0.493161 ! Fit after self-cal, rms=0.076468Jy sigma=0.493148 wmodel J0309+2738_X_map.mod ! Writing 85 model components to file: J0309+2738_X_map.mod wobs J0309+2738_X_uvs.fits ! Writing UV FITS file: J0309+2738_X_uvs.fits wwins J0309+2738_X_map.win ! wwins: Wrote 2 windows to J0309+2738_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 = -0.00023917 Jy ! Component: 100 - total flux cleaned = -0.000223529 Jy ! Component: 150 - total flux cleaned = -0.000177314 Jy ! Component: 200 - total flux cleaned = -0.000162456 Jy ! Component: 250 - total flux cleaned = -0.000162585 Jy ! Component: 300 - total flux cleaned = -0.000134303 Jy ! Component: 350 - total flux cleaned = -0.000120746 Jy ! Component: 400 - total flux cleaned = -0.000120765 Jy ! Component: 450 - total flux cleaned = -0.00012061 Jy ! Component: 500 - total flux cleaned = -9.50804e-05 Jy ! Component: 550 - total flux cleaned = -8.2383e-05 Jy ! Component: 600 - total flux cleaned = -5.75181e-05 Jy ! Component: 650 - total flux cleaned = -8.67298e-06 Jy ! Component: 700 - total flux cleaned = 1.54322e-05 Jy ! Component: 750 - total flux cleaned = 5.0943e-05 Jy ! Component: 800 - total flux cleaned = 6.28275e-05 Jy ! Component: 850 - total flux cleaned = 0.000109264 Jy ! Component: 900 - total flux cleaned = 0.000120596 Jy ! Component: 950 - total flux cleaned = 0.000131969 Jy ! Component: 1000 - total flux cleaned = 0.000154166 Jy ! Component: 1050 - total flux cleaned = 0.000154056 Jy ! Component: 1100 - total flux cleaned = 0.000175832 Jy ! Component: 1150 - total flux cleaned = 0.000154361 Jy ! Component: 1200 - total flux cleaned = 0.000175612 Jy ! Component: 1250 - total flux cleaned = 0.000154349 Jy ! Component: 1300 - total flux cleaned = 0.000164652 Jy ! Component: 1350 - total flux cleaned = 0.000195571 Jy ! Component: 1400 - total flux cleaned = 0.000174928 Jy ! Component: 1450 - total flux cleaned = 0.000205504 Jy ! Component: 1500 - total flux cleaned = 0.000225582 Jy ! Component: 1550 - total flux cleaned = 0.000195677 Jy ! Component: 1600 - total flux cleaned = 0.000235277 Jy ! Component: 1650 - total flux cleaned = 0.000235243 Jy ! Component: 1700 - total flux cleaned = 0.000264344 Jy ! Component: 1750 - total flux cleaned = 0.000264294 Jy ! Component: 1800 - total flux cleaned = 0.000302642 Jy ! Component: 1850 - total flux cleaned = 0.000264738 Jy ! Component: 1900 - total flux cleaned = 0.000321305 Jy ! Component: 1950 - total flux cleaned = 0.000283965 Jy ! Component: 2000 - total flux cleaned = 0.000348989 Jy ! Component: 2050 - total flux cleaned = 0.000312043 Jy ! Component: 2100 - total flux cleaned = 0.00035799 Jy ! Component: 2150 - total flux cleaned = 0.00034889 Jy ! Component: 2200 - total flux cleaned = 0.000339928 Jy ! Component: 2250 - total flux cleaned = 0.000330949 Jy ! Component: 2300 - total flux cleaned = 0.000348872 Jy ! Component: 2350 - total flux cleaned = 0.000339957 Jy ! Component: 2400 - total flux cleaned = 0.000357614 Jy ! Component: 2450 - total flux cleaned = 0.000357582 Jy ! Component: 2500 - total flux cleaned = 0.000366247 Jy ! Component: 2550 - total flux cleaned = 0.000349033 Jy ! Component: 2600 - total flux cleaned = 0.000357652 Jy ! Component: 2650 - total flux cleaned = 0.00034905 Jy ! Component: 2700 - total flux cleaned = 0.000340585 Jy ! Component: 2750 - total flux cleaned = 0.000357443 Jy ! Component: 2800 - total flux cleaned = 0.000357403 Jy ! Component: 2850 - total flux cleaned = 0.000315793 Jy ! Component: 2900 - total flux cleaned = 0.000382051 Jy ! Component: 2950 - total flux cleaned = 0.000349153 Jy ! Component: 3000 - total flux cleaned = 0.000381806 Jy ! Component: 3050 - total flux cleaned = 0.000357382 Jy ! Component: 3100 - total flux cleaned = 0.000365487 Jy ! Component: 3150 - total flux cleaned = 0.000349432 Jy ! Component: 3200 - total flux cleaned = 0.000373436 Jy ! Component: 3250 - total flux cleaned = 0.00038935 Jy ! Component: 3300 - total flux cleaned = 0.00038933 Jy ! Component: 3350 - total flux cleaned = 0.000412873 Jy ! Component: 3400 - total flux cleaned = 0.000420788 Jy ! Component: 3450 - total flux cleaned = 0.000405158 Jy ! Component: 3500 - total flux cleaned = 0.000428392 Jy ! Component: 3550 - total flux cleaned = 0.000451447 Jy ! Component: 3600 - total flux cleaned = 0.000443787 Jy ! Component: 3650 - total flux cleaned = 0.000436202 Jy ! Component: 3700 - total flux cleaned = 0.000466391 Jy ! Component: 3750 - total flux cleaned = 0.000481471 Jy ! Component: 3800 - total flux cleaned = 0.000444112 Jy ! Component: 3850 - total flux cleaned = 0.0004814 Jy ! Component: 3900 - total flux cleaned = 0.000488804 Jy ! Component: 3950 - total flux cleaned = 0.000488776 Jy ! Component: 4000 - total flux cleaned = 0.00048146 Jy ! Component: 4050 - total flux cleaned = 0.000496008 Jy ! Total flux subtracted in 4096 components = 0.000546935 Jy ! Clean residual min=-0.000539 max=0.000484 Jy/beam ! Clean residual mean=0.000000 rms=0.000129 Jy/beam ! Combined flux in latest and established models = 0.0953611 Jy keep ! Adding 262 model components to the UV plane model. ! The established model now contains 347 components and 0.0953611 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /image_prod/ug002_uva//J0309+2738_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.023 x 2.532 at -16.53 degrees (North through East) ! Clean map min=-0.00074873 max=0.081557 Jy/beam ! Writing clean map to FITS file: /image_prod/ug002_uva//J0309+2738_X_map.fits wmodel /image_prod/ug002_uva//J0309+2738_X_map.mod ! Writing 347 model components to file: /image_prod/ug002_uva//J0309+2738_X_map.mod wobs /image_prod/ug002_uva//J0309+2738_X_uvs.fits ! Writing UV FITS file: /image_prod/ug002_uva//J0309+2738_X_uvs.fits wwins /image_prod/ug002_uva//J0309+2738_X_map.win ! wwins: Wrote 3 windows to /image_prod/ug002_uva//J0309+2738_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.081557 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000128294 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.471917 0.471917 0.943835 1.88767 3.77534 7.55068 15.1014 30.2027 60.4054 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0003 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.081 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 635.704 quit ! Quitting program ! Log file /image_prod/ug002_uva//J0309+2738_X_dfm.log closed on Wed Mar 4 19:50:08 2020