! Started logfile: /image_prod/ug002_uva//J1936+2246_X_dfm.log on Thu Mar 5 04:17:24 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//J1936+2246_X_uva.fits ! Reading UV FITS file: /image_prod/ug002_uva//J1936+2246_X_uva.fits ! AN table 1: 75 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.982519 visibilities/baseline/integration-bin. ! Found source: J1936+2246 ! ! 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 39792 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 J1936+2246_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 5 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 5 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 5 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 5 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 5 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 5 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 5 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 5 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 5 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 5 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 5 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 5 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.003199Jy sigma=9.355939 ! Fit after self-cal, rms=0.905278Jy sigma=8.447866 ! 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=0.7086 mas, bmaj=1.499 mas, bpa=-5.051 degrees ! Estimated noise=0.811069 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 = 0.073068 Jy ! Component: 100 - total flux cleaned = 0.0898889 Jy ! Total flux subtracted in 100 components = 0.0898889 Jy ! Clean residual min=-0.003399 max=0.006311 Jy/beam ! Clean residual mean=0.000001 rms=0.000762 Jy/beam ! Combined flux in latest and established models = 0.0898889 Jy ! Performing phase self-cal ! Adding 4 model components to the UV plane model. ! The established model now contains 4 components and 0.0898889 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=0.057092Jy sigma=0.490067 ! Fit after self-cal, rms=0.057051Jy sigma=0.489816 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0066808 Jy ! Component: 100 - total flux cleaned = 0.00985569 Jy ! Total flux subtracted in 100 components = 0.00985569 Jy ! Clean residual min=-0.003339 max=0.003625 Jy/beam ! Clean residual mean=-0.000000 rms=0.000674 Jy/beam ! Combined flux in latest and established models = 0.0997446 Jy ! Performing phase self-cal ! Adding 4 model components to the UV plane model. ! The established model now contains 6 components and 0.0997446 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=0.056261Jy sigma=0.481640 ! Fit after self-cal, rms=0.056260Jy sigma=0.481595 ! 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=0.9327 mas, bmaj=1.826 mas, bpa=-4.002 degrees ! Estimated noise=0.387422 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 (-2.2, -0.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00405305 Jy ! Component: 100 - total flux cleaned = 0.00495817 Jy ! Component: 150 - total flux cleaned = 0.00549252 Jy ! Component: 200 - total flux cleaned = 0.00560932 Jy ! Total flux subtracted in 200 components = 0.00560932 Jy ! Clean residual min=-0.002679 max=0.003673 Jy/beam ! Clean residual mean=-0.000001 rms=0.000601 Jy/beam ! Combined flux in latest and established models = 0.105354 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 25 components and 0.105354 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=0.055892Jy sigma=0.478465 ! Fit after self-cal, rms=0.055867Jy sigma=0.478124 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9327 x 1.826 at -4.002 degrees (North through East) ! Clean map min=-0.0026178 max=0.095627 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 1.00 HN 0.86 KP 1.09 ! LA 1.05 MK 1.04 NL 1.14 OV 0.92 ! PT 0.92 SC 0.99 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 1.02 HN 0.83 KP 1.06 ! LA 1.04 MK 1.04 NL 1.14 OV 0.91 ! PT 0.94 SC 1.00 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.94 FD 1.00 HN 0.88 KP 1.08 ! LA 1.06 MK 1.04 NL 1.16 OV 0.91 ! PT 0.91 SC 0.98 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 1.03 HN 0.90 KP 1.07 ! LA 1.04 MK 1.06 NL 1.14 OV 0.90 ! PT 0.91 SC 1.01 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 1.02 HN 0.86 KP 1.10 ! LA 1.03 MK 1.08 NL 1.14 OV 0.92 ! PT 0.92 SC 0.97 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 1.03 HN 0.86 KP 1.06 ! LA 1.05 MK 1.02 NL 1.16 OV 0.92 ! PT 0.91 SC 0.98 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 1.00 HN 0.85 KP 1.07 ! LA 1.04 MK 1.05 NL 1.15 OV 0.94 ! PT 0.90 SC 0.98 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 1.00 HN 0.87 KP 1.08 ! LA 1.04 MK 1.06 NL 1.15 OV 0.92 ! PT 0.89 SC 1.04 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 1.01 HN 0.88 KP 1.10 ! LA 1.03 MK 1.08 NL 1.18 OV 0.91 ! PT 0.92 SC 1.02 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 1.02 HN 0.88 KP 1.10 ! LA 1.04 MK 1.05 NL 1.14 OV 0.92 ! PT 0.91 SC 0.97 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 1.03 HN 0.87 KP 1.08 ! LA 1.02 MK 1.05 NL 1.15 OV 0.90 ! PT 0.94 SC 0.99 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 1.04 HN 0.88 KP 1.07 ! LA 1.06 MK 1.04 NL 1.11 OV 0.90 ! PT 0.92 SC 0.99 ! ! ! Fit before self-cal, rms=0.055867Jy sigma=0.478124 ! Fit after self-cal, rms=0.053684Jy sigma=0.467461 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.935 mas, bmaj=1.82 mas, bpa=-3.663 degrees ! Estimated noise=0.383972 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 (11.6, -27.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00127117 Jy ! Component: 100 - total flux cleaned = 0.00163634 Jy ! Component: 150 - total flux cleaned = 0.00182456 Jy ! Component: 200 - total flux cleaned = 0.00201364 Jy ! Total flux subtracted in 200 components = 0.00201364 Jy ! Clean residual min=-0.001243 max=0.001251 Jy/beam ! Clean residual mean=-0.000001 rms=0.000315 Jy/beam ! Combined flux in latest and established models = 0.107368 Jy ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 51 components and 0.107368 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=0.053603Jy sigma=0.466821 ! Fit after self-cal, rms=0.053625Jy sigma=0.466624 ! 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=0.053625Jy sigma=0.466624 ! Fit after self-cal, rms=0.055618Jy sigma=0.463752 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9352 mas, bmaj=1.812 mas, bpa=-3.912 degrees ! Estimated noise=0.385184 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00014785 Jy ! Component: 100 - total flux cleaned = 4.59245e-05 Jy ! Component: 150 - total flux cleaned = 0.000148504 Jy ! Component: 200 - total flux cleaned = 0.00019103 Jy ! Total flux subtracted in 200 components = 0.00019103 Jy ! Clean residual min=-0.000938 max=0.001073 Jy/beam ! Clean residual mean=-0.000000 rms=0.000210 Jy/beam ! Combined flux in latest and established models = 0.107559 Jy selfcal ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 66 components and 0.107559 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=0.055585Jy sigma=0.463473 ! Fit after self-cal, rms=0.055622Jy sigma=0.463424 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 (-4.4, -3.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000702911 Jy ! Component: 100 - total flux cleaned = 0.000724069 Jy ! Component: 150 - total flux cleaned = 0.000763265 Jy ! Component: 200 - total flux cleaned = 0.000763921 Jy ! Total flux subtracted in 200 components = 0.000763921 Jy ! Clean residual min=-0.000848 max=0.000780 Jy/beam ! Clean residual mean=-0.000000 rms=0.000196 Jy/beam ! Combined flux in latest and established models = 0.108322 Jy ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 84 components and 0.108322 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=0.055603Jy sigma=0.463203 ! Fit after self-cal, rms=0.055602Jy sigma=0.463194 ! 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=0.055602Jy sigma=0.463194 ! Fit after self-cal, rms=0.055886Jy sigma=0.463155 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9351 mas, bmaj=1.812 mas, bpa=-3.896 degrees ! Estimated noise=0.385079 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000180658 Jy ! Component: 100 - total flux cleaned = -0.000123647 Jy ! Component: 150 - total flux cleaned = -5.50813e-05 Jy ! Component: 200 - total flux cleaned = -2.39622e-05 Jy ! Total flux subtracted in 200 components = -2.39622e-05 Jy ! Clean residual min=-0.000814 max=0.000751 Jy/beam ! Clean residual mean=-0.000000 rms=0.000187 Jy/beam ! Combined flux in latest and established models = 0.108299 Jy selfcal ! Performing phase self-cal ! Adding 34 model components to the UV plane model. ! The established model now contains 96 components and 0.108299 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=0.055874Jy sigma=0.463046 ! Fit after self-cal, rms=0.055878Jy sigma=0.463043 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 = -3.70656e-05 Jy ! Component: 100 - total flux cleaned = -8.72954e-06 Jy ! Component: 150 - total flux cleaned = 4.56013e-06 Jy ! Component: 200 - total flux cleaned = 1.71506e-05 Jy ! Total flux subtracted in 200 components = 1.71506e-05 Jy ! Clean residual min=-0.000779 max=0.000745 Jy/beam ! Clean residual mean=-0.000000 rms=0.000184 Jy/beam ! Combined flux in latest and established models = 0.108316 Jy ! Performing phase self-cal ! Adding 34 model components to the UV plane model. ! The established model now contains 101 components and 0.108316 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=0.055872Jy sigma=0.462985 ! Fit after self-cal, rms=0.055872Jy sigma=0.462984 ! 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=0.055872Jy sigma=0.462984 ! Fit after self-cal, rms=0.056002Jy sigma=0.462970 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.15 mas, bmaj=2.769 mas, bpa=-5.167 degrees ! Estimated noise=0.478391 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 3.7607e-05 Jy ! Component: 100 - total flux cleaned = 6.74681e-05 Jy ! Component: 150 - total flux cleaned = 9.26399e-05 Jy ! Component: 200 - total flux cleaned = 0.000125441 Jy ! Total flux subtracted in 200 components = 0.000125441 Jy ! Clean residual min=-0.000863 max=0.000766 Jy/beam ! Clean residual mean=-0.000001 rms=0.000220 Jy/beam ! Combined flux in latest and established models = 0.108441 Jy selfcal ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 123 components and 0.108441 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=0.055999Jy sigma=0.462940 ! Fit after self-cal, rms=0.056001Jy sigma=0.462938 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 = -1.4649e-05 Jy ! Component: 100 - total flux cleaned = 3.7648e-06 Jy ! Component: 150 - total flux cleaned = 4.47655e-05 Jy ! Component: 200 - total flux cleaned = 7.40679e-05 Jy ! Total flux subtracted in 200 components = 7.40679e-05 Jy ! Clean residual min=-0.000861 max=0.000771 Jy/beam ! Clean residual mean=-0.000001 rms=0.000216 Jy/beam ! Combined flux in latest and established models = 0.108515 Jy ! Performing phase self-cal ! Adding 32 model components to the UV plane model. ! The established model now contains 137 components and 0.108515 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=0.056000Jy sigma=0.462927 ! Fit after self-cal, rms=0.056000Jy sigma=0.462927 ! 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=0.9349 mas, bmaj=1.812 mas, bpa=-3.898 degrees ! Estimated noise=0.384947 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9349 x 1.812 at -3.898 degrees (North through East) ! Clean map min=-0.0006943 max=0.095099 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=0.7128 mas, bmaj=1.486 mas, bpa=-5 degrees ! Estimated noise=0.806113 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0725558 Jy ! Component: 100 - total flux cleaned = 0.0891678 Jy ! Component: 150 - total flux cleaned = 0.0955631 Jy ! Component: 200 - total flux cleaned = 0.0985819 Jy ! Total flux subtracted in 200 components = 0.0985819 Jy ! Clean residual min=-0.001681 max=0.001620 Jy/beam ! Clean residual mean=0.000000 rms=0.000393 Jy/beam ! Combined flux in latest and established models = 0.0985819 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 0.0985819 Jy ! Inverting map and beam ! Estimated beam: bmin=0.9349 mas, bmaj=1.812 mas, bpa=-3.898 degrees ! Estimated noise=0.384947 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 = 0.00252245 Jy ! Component: 100 - total flux cleaned = 0.0042053 Jy ! Component: 150 - total flux cleaned = 0.00543839 Jy ! Component: 200 - total flux cleaned = 0.00639454 Jy ! Total flux subtracted in 200 components = 0.00639454 Jy ! Clean residual min=-0.000934 max=0.000773 Jy/beam ! Clean residual mean=-0.000000 rms=0.000198 Jy/beam ! Combined flux in latest and established models = 0.104976 Jy ! Adding 32 model components to the UV plane model. ! The established model now contains 37 components and 0.104976 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=2.15 mas, bmaj=2.769 mas, bpa=-5.167 degrees ! Estimated noise=0.478391 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00111102 Jy ! Component: 100 - total flux cleaned = 0.0018125 Jy ! Component: 150 - total flux cleaned = 0.00232686 Jy ! Component: 200 - total flux cleaned = 0.0027245 Jy ! Total flux subtracted in 200 components = 0.0027245 Jy ! Clean residual min=-0.000914 max=0.000740 Jy/beam ! Clean residual mean=-0.000001 rms=0.000218 Jy/beam ! Combined flux in latest and established models = 0.107701 Jy flux_cutoff = imstat(rms) * dynam repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam keep new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000312362 Jy ! Component: 100 - total flux cleaned = 0.000487468 Jy ! Component: 150 - total flux cleaned = 0.00062009 Jy ! Component: 200 - total flux cleaned = 0.000690978 Jy ! Total flux subtracted in 200 components = 0.000690978 Jy ! Clean residual min=-0.000884 max=0.000763 Jy/beam ! Clean residual mean=-0.000001 rms=0.000214 Jy/beam ! Combined flux in latest and established models = 0.108392 Jy ! Adding 75 model components to the UV plane model. ! The established model now contains 102 components and 0.108392 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.9349 mas, bmaj=1.812 mas, bpa=-3.898 degrees ! Estimated noise=0.384947 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -9.98735e-05 Jy ! Component: 100 - total flux cleaned = -9.9749e-05 Jy ! Component: 150 - total flux cleaned = -0.000129265 Jy ! Component: 200 - total flux cleaned = -0.000155286 Jy ! Total flux subtracted in 200 components = -0.000155286 Jy ! Clean residual min=-0.000785 max=0.000721 Jy/beam ! Clean residual mean=-0.000000 rms=0.000179 Jy/beam ! Combined flux in latest and established models = 0.108237 Jy selfcal ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 124 components and 0.108237 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=0.056004Jy sigma=0.462989 ! Fit after self-cal, rms=0.055998Jy sigma=0.462967 wmodel J1936+2246_X_map.mod ! Writing 124 model components to file: J1936+2246_X_map.mod wobs J1936+2246_X_uvs.fits ! Writing UV FITS file: J1936+2246_X_uvs.fits wwins J1936+2246_X_map.win ! wwins: Wrote 4 windows to J1936+2246_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 = -0.000187574 Jy ! Component: 100 - total flux cleaned = -0.000290671 Jy ! Component: 150 - total flux cleaned = -0.000340112 Jy ! Component: 200 - total flux cleaned = -0.00038791 Jy ! Component: 250 - total flux cleaned = -0.000399201 Jy ! Component: 300 - total flux cleaned = -0.000398979 Jy ! Component: 350 - total flux cleaned = -0.000376631 Jy ! Component: 400 - total flux cleaned = -0.000409512 Jy ! Component: 450 - total flux cleaned = -0.000398578 Jy ! Component: 500 - total flux cleaned = -0.000387914 Jy ! Component: 550 - total flux cleaned = -0.000377443 Jy ! Component: 600 - total flux cleaned = -0.000356772 Jy ! Component: 650 - total flux cleaned = -0.000326107 Jy ! Component: 700 - total flux cleaned = -0.000316047 Jy ! Component: 750 - total flux cleaned = -0.000305922 Jy ! Component: 800 - total flux cleaned = -0.000296173 Jy ! Component: 850 - total flux cleaned = -0.000267129 Jy ! Component: 900 - total flux cleaned = -0.000267194 Jy ! Component: 950 - total flux cleaned = -0.000267364 Jy ! Component: 1000 - total flux cleaned = -0.000276829 Jy ! Component: 1050 - total flux cleaned = -0.000239404 Jy ! Component: 1100 - total flux cleaned = -0.000230228 Jy ! Component: 1150 - total flux cleaned = -0.000212039 Jy ! Component: 1200 - total flux cleaned = -0.00023916 Jy ! Component: 1250 - total flux cleaned = -0.000158436 Jy ! Component: 1300 - total flux cleaned = -0.000194116 Jy ! Component: 1350 - total flux cleaned = -0.000176658 Jy ! Component: 1400 - total flux cleaned = -0.000167963 Jy ! Component: 1450 - total flux cleaned = -0.000167989 Jy ! Component: 1500 - total flux cleaned = -0.000142131 Jy ! Component: 1550 - total flux cleaned = -0.000150657 Jy ! Component: 1600 - total flux cleaned = -0.000108485 Jy ! Component: 1650 - total flux cleaned = -0.000116771 Jy ! Component: 1700 - total flux cleaned = -0.000116803 Jy ! Component: 1750 - total flux cleaned = -0.000133296 Jy ! Component: 1800 - total flux cleaned = -0.000100497 Jy ! Component: 1850 - total flux cleaned = -0.000132944 Jy ! Component: 1900 - total flux cleaned = -0.000100601 Jy ! Component: 1950 - total flux cleaned = -0.000124643 Jy ! Component: 2000 - total flux cleaned = -0.000116665 Jy ! Component: 2050 - total flux cleaned = -0.000132497 Jy ! Component: 2100 - total flux cleaned = -0.00016389 Jy ! Component: 2150 - total flux cleaned = -0.000140475 Jy ! Component: 2200 - total flux cleaned = -0.000140378 Jy ! Component: 2250 - total flux cleaned = -0.000132659 Jy ! Component: 2300 - total flux cleaned = -0.000155561 Jy ! Component: 2350 - total flux cleaned = -0.000125076 Jy ! Component: 2400 - total flux cleaned = -9.49172e-05 Jy ! Component: 2450 - total flux cleaned = -0.000117455 Jy ! Component: 2500 - total flux cleaned = -0.000132395 Jy ! Component: 2550 - total flux cleaned = -0.00012495 Jy ! Component: 2600 - total flux cleaned = -0.00011755 Jy ! Component: 2650 - total flux cleaned = -0.000154218 Jy ! Component: 2700 - total flux cleaned = -0.000132374 Jy ! Component: 2750 - total flux cleaned = -0.000132389 Jy ! Component: 2800 - total flux cleaned = -0.000110706 Jy ! Component: 2850 - total flux cleaned = -0.000110796 Jy ! Component: 2900 - total flux cleaned = -0.00013929 Jy ! Component: 2950 - total flux cleaned = -0.000132217 Jy ! Component: 3000 - total flux cleaned = -0.000139287 Jy ! Component: 3050 - total flux cleaned = -0.000153309 Jy ! Component: 3100 - total flux cleaned = -0.000125484 Jy ! Component: 3150 - total flux cleaned = -0.000111715 Jy ! Component: 3200 - total flux cleaned = -0.000118639 Jy ! Component: 3250 - total flux cleaned = -0.000132421 Jy ! Component: 3300 - total flux cleaned = -0.00011866 Jy ! Component: 3350 - total flux cleaned = -0.000132241 Jy ! Component: 3400 - total flux cleaned = -0.000111962 Jy ! Component: 3450 - total flux cleaned = -0.000118652 Jy ! Component: 3500 - total flux cleaned = -0.0001187 Jy ! Component: 3550 - total flux cleaned = -0.000118728 Jy ! Component: 3600 - total flux cleaned = -0.000118743 Jy ! Component: 3650 - total flux cleaned = -0.00015175 Jy ! Component: 3700 - total flux cleaned = -0.000158265 Jy ! Component: 3750 - total flux cleaned = -0.00013218 Jy ! Component: 3800 - total flux cleaned = -0.000145142 Jy ! Component: 3850 - total flux cleaned = -0.000119267 Jy ! Component: 3900 - total flux cleaned = -0.00015786 Jy ! Component: 3950 - total flux cleaned = -0.000119486 Jy ! Component: 4000 - total flux cleaned = -0.000106722 Jy ! Component: 4050 - total flux cleaned = -0.000144802 Jy ! Total flux subtracted in 4096 components = -0.000138486 Jy ! Clean residual min=-0.000432 max=0.000349 Jy/beam ! Clean residual mean=-0.000000 rms=0.000111 Jy/beam ! Combined flux in latest and established models = 0.108098 Jy keep ! Adding 330 model components to the UV plane model. ! The established model now contains 454 components and 0.108098 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /image_prod/ug002_uva//J1936+2246_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9349 x 1.812 at -3.898 degrees (North through East) ! Clean map min=-0.0005994 max=0.095065 Jy/beam ! Writing clean map to FITS file: /image_prod/ug002_uva//J1936+2246_X_map.fits wmodel /image_prod/ug002_uva//J1936+2246_X_map.mod ! Writing 454 model components to file: /image_prod/ug002_uva//J1936+2246_X_map.mod wobs /image_prod/ug002_uva//J1936+2246_X_uvs.fits ! Writing UV FITS file: /image_prod/ug002_uva//J1936+2246_X_uvs.fits wwins /image_prod/ug002_uva//J1936+2246_X_map.win ! wwins: Wrote 5 windows to /image_prod/ug002_uva//J1936+2246_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0950651 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000110771 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.349565 0.349565 0.699129 1.39826 2.79652 5.59303 11.1861 22.3721 44.7443 89.4885 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= 858.21 quit ! Quitting program ! Log file /image_prod/ug002_uva//J1936+2246_X_dfm.log closed on Thu Mar 5 04:17:29 2020