! Started logfile: /image_prod/ug002_uva//J2137+2357_X_a_dfm.log on Thu Mar 5 05:18:29 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//J2137+2357_X_a_uva.fits ! Reading UV FITS file: /image_prod/ug002_uva//J2137+2357_X_a_uva.fits ! AN table 1: 150 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.933333 visibilities/baseline/integration-bin. ! Found source: J2137+2357 ! ! 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 75600 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 J2137+2357_X_a] 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 50 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 50 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 50 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 50 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 50 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 50 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 50 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 50 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 50 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 50 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 50 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 50 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.000764Jy sigma=9.247713 ! Fit after self-cal, rms=0.967997Jy sigma=8.950135 ! 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=0.7529 mas, bmaj=1.786 mas, bpa=9.559 degrees ! Estimated noise=0.705044 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 = 0.0261872 Jy ! Component: 100 - total flux cleaned = 0.0318977 Jy ! Total flux subtracted in 100 components = 0.0318977 Jy ! Clean residual min=-0.001606 max=0.001692 Jy/beam ! Clean residual mean=-0.000000 rms=0.000398 Jy/beam ! Combined flux in latest and established models = 0.0318977 Jy ! Performing phase self-cal ! Adding 1 model components to the UV plane model. ! The established model now contains 1 components and 0.0318977 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=0.054796Jy sigma=0.475390 ! Fit after self-cal, rms=0.053005Jy sigma=0.458595 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00355098 Jy ! Component: 100 - total flux cleaned = 0.00409574 Jy ! Total flux subtracted in 100 components = 0.00409574 Jy ! Clean residual min=-0.001554 max=0.001538 Jy/beam ! Clean residual mean=-0.000000 rms=0.000375 Jy/beam ! Combined flux in latest and established models = 0.0359934 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 6 components and 0.0359935 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=0.052801Jy sigma=0.456804 ! Fit after self-cal, rms=0.052802Jy sigma=0.456785 ! 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 mas, bmaj=2.091 mas, bpa=8.207 degrees ! Estimated noise=0.282196 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 = 0.000114755 Jy ! Component: 100 - total flux cleaned = 4.92083e-05 Jy ! Component: 150 - total flux cleaned = -9.35271e-06 Jy ! Component: 200 - total flux cleaned = -5.30514e-05 Jy ! Total flux subtracted in 200 components = -5.30514e-05 Jy ! Clean residual min=-0.001052 max=0.001103 Jy/beam ! Clean residual mean=-0.000000 rms=0.000237 Jy/beam ! Combined flux in latest and established models = 0.0359404 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 10 components and 0.0359404 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=0.052795Jy sigma=0.456745 ! Fit after self-cal, rms=0.052790Jy sigma=0.456740 ! 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 x 2.091 at 8.207 degrees (North through East) ! Clean map min=-0.00098754 max=0.036529 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 0.98 KP 1.12 ! LA 1.04 MK 1.03 NL 1.17 OV 1.02 ! PT 0.84 SC 1.03 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 0.98 HN 1.03 KP 1.15 ! LA 1.01 MK 1.07 NL 1.14 OV 1.04 ! PT 0.84 SC 1.03 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 1.00 HN 1.02 KP 1.09 ! LA 0.95 MK 1.03 NL 1.09 OV 1.06 ! PT 0.89 SC 0.96 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 0.99 HN 0.96 KP 1.11 ! LA 0.96 MK 1.06 NL 1.15 OV 1.07 ! PT 0.87 SC 1.03 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 1.03 HN 0.96 KP 1.15 ! LA 0.96 MK 0.98 NL 1.14 OV 1.02 ! PT 0.88 SC 1.02 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 0.93 FD 1.00 HN 0.98 KP 1.21 ! LA 0.96 MK 1.09 NL 1.12 OV 1.02 ! PT 0.85 SC 0.97 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 0.97 HN 0.93 KP 1.18 ! LA 0.97 MK 0.98 NL 1.10 OV 1.03 ! PT 0.93 SC 1.00 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 0.91 HN 0.94 KP 1.16 ! LA 0.96 MK 1.01 NL 1.22 OV 1.03 ! PT 0.86 SC 1.01 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 0.96 HN 0.90 KP 1.15 ! LA 0.98 MK 1.04 NL 1.09 OV 1.00 ! PT 0.86 SC 0.94 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 0.94 HN 0.96 KP 1.16 ! LA 1.00 MK 1.03 NL 1.09 OV 1.03 ! PT 0.86 SC 0.91 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 0.97 HN 0.92 KP 1.15 ! LA 0.93 MK 0.91 NL 1.10 OV 1.00 ! PT 0.81 SC 1.00 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 0.85 FD 0.95 HN 0.92 KP 1.10 ! LA 1.02 MK 0.84 NL 1.11 OV 1.02 ! PT 0.85 SC 0.91 ! ! ! Fit before self-cal, rms=0.052790Jy sigma=0.456740 ! Fit after self-cal, rms=0.051209Jy sigma=0.455035 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.9958 mas, bmaj=2.083 mas, bpa=8.515 degrees ! Estimated noise=0.280867 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 = 4.54203e-06 Jy ! Component: 100 - total flux cleaned = -1.95162e-06 Jy ! Component: 150 - total flux cleaned = 3.21784e-06 Jy ! Component: 200 - total flux cleaned = 7.07708e-06 Jy ! Total flux subtracted in 200 components = 7.07708e-06 Jy ! Clean residual min=-0.000525 max=0.000515 Jy/beam ! Clean residual mean=-0.000000 rms=0.000131 Jy/beam ! Combined flux in latest and established models = 0.0359475 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 19 components and 0.0359475 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=0.051207Jy sigma=0.455026 ! Fit after self-cal, rms=0.051224Jy sigma=0.454695 ! 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=0.051224Jy sigma=0.454695 ! Fit after self-cal, rms=0.051149Jy sigma=0.454225 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9943 mas, bmaj=2.078 mas, bpa=8.392 degrees ! Estimated noise=0.280125 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 3.21358e-06 Jy ! Component: 100 - total flux cleaned = 2.73965e-06 Jy ! Component: 150 - total flux cleaned = 9.24873e-06 Jy ! Component: 200 - total flux cleaned = 1.20132e-05 Jy ! Total flux subtracted in 200 components = 1.20132e-05 Jy ! Clean residual min=-0.000497 max=0.000459 Jy/beam ! Clean residual mean=0.000000 rms=0.000123 Jy/beam ! Combined flux in latest and established models = 0.0359595 Jy selfcal ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 25 components and 0.0359595 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=0.051148Jy sigma=0.454222 ! Fit after self-cal, rms=0.051174Jy sigma=0.454145 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 = 4.78262e-07 Jy ! Component: 100 - total flux cleaned = 6.6981e-06 Jy ! Component: 150 - total flux cleaned = 9.34248e-06 Jy ! Component: 200 - total flux cleaned = 1.19076e-05 Jy ! Total flux subtracted in 200 components = 1.19076e-05 Jy ! Clean residual min=-0.000497 max=0.000463 Jy/beam ! Clean residual mean=0.000000 rms=0.000124 Jy/beam ! Combined flux in latest and established models = 0.0359714 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 26 components and 0.0359714 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=0.051173Jy sigma=0.454145 ! Fit after self-cal, rms=0.051174Jy sigma=0.454143 ! 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=0.051174Jy sigma=0.454143 ! Fit after self-cal, rms=0.051112Jy sigma=0.454120 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.993 mas, bmaj=2.075 mas, bpa=8.353 degrees ! Estimated noise=0.279404 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -2.56713e-05 Jy ! Component: 100 - total flux cleaned = -1.51149e-05 Jy ! Component: 150 - total flux cleaned = -6.10083e-06 Jy ! Component: 200 - total flux cleaned = 2.14476e-06 Jy ! Total flux subtracted in 200 components = 2.14476e-06 Jy ! Clean residual min=-0.000504 max=0.000471 Jy/beam ! Clean residual mean=0.000000 rms=0.000123 Jy/beam ! Combined flux in latest and established models = 0.0359736 Jy selfcal ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 30 components and 0.0359735 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=0.051112Jy sigma=0.454119 ! Fit after self-cal, rms=0.051120Jy sigma=0.454114 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 = 8.23009e-06 Jy ! Component: 100 - total flux cleaned = 1.35492e-05 Jy ! Component: 150 - total flux cleaned = 1.81651e-05 Jy ! Component: 200 - total flux cleaned = 2.26495e-05 Jy ! Total flux subtracted in 200 components = 2.26495e-05 Jy ! Clean residual min=-0.000497 max=0.000472 Jy/beam ! Clean residual mean=0.000000 rms=0.000123 Jy/beam ! Combined flux in latest and established models = 0.0359962 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 30 components and 0.0359962 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=0.051119Jy sigma=0.454113 ! Fit after self-cal, rms=0.051120Jy sigma=0.454111 ! 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=0.051120Jy sigma=0.454111 ! Fit after self-cal, rms=0.050988Jy sigma=0.454109 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.12 mas, bmaj=2.796 mas, bpa=0.4763 degrees ! Estimated noise=0.33452 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 3.53072e-05 Jy ! Component: 100 - total flux cleaned = 5.53812e-05 Jy ! Component: 150 - total flux cleaned = 7.43207e-05 Jy ! Component: 200 - total flux cleaned = 8.6729e-05 Jy ! Total flux subtracted in 200 components = 8.6729e-05 Jy ! Clean residual min=-0.000568 max=0.000562 Jy/beam ! Clean residual mean=0.000000 rms=0.000149 Jy/beam ! Combined flux in latest and established models = 0.0360829 Jy selfcal ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 34 components and 0.0360829 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=0.050988Jy sigma=0.454110 ! Fit after self-cal, rms=0.050988Jy sigma=0.454103 flux_cutoff = imstat(rms) * dynam ! Inverting map repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 7.13382e-06 Jy ! Component: 100 - total flux cleaned = 1.44841e-05 Jy ! Component: 150 - total flux cleaned = 2.4479e-05 Jy ! Component: 200 - total flux cleaned = 3.26843e-05 Jy ! Total flux subtracted in 200 components = 3.26843e-05 Jy ! Clean residual min=-0.000568 max=0.000562 Jy/beam ! Clean residual mean=0.000000 rms=0.000149 Jy/beam ! Combined flux in latest and established models = 0.0361156 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 37 components and 0.0361156 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=0.050988Jy sigma=0.454104 ! Fit after self-cal, rms=0.050988Jy sigma=0.454105 ! 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=0.9919 mas, bmaj=2.074 mas, bpa=8.324 degrees ! Estimated noise=0.278727 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9919 x 2.074 at 8.324 degrees (North through East) ! Clean map min=-0.00046803 max=0.036004 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=0.7454 mas, bmaj=1.764 mas, bpa=9.539 degrees ! Estimated noise=0.689511 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0279814 Jy ! Component: 100 - total flux cleaned = 0.0340852 Jy ! Component: 150 - total flux cleaned = 0.0358411 Jy ! Component: 200 - total flux cleaned = 0.0360075 Jy ! Total flux subtracted in 200 components = 0.0360075 Jy ! Clean residual min=-0.001171 max=0.001266 Jy/beam ! Clean residual mean=-0.000000 rms=0.000304 Jy/beam ! Combined flux in latest and established models = 0.0360075 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 8 model components to the UV plane model. ! The established model now contains 8 components and 0.0360075 Jy ! Inverting map and beam ! Estimated beam: bmin=0.9919 mas, bmaj=2.074 mas, bpa=8.324 degrees ! Estimated noise=0.278727 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 = 0.000144464 Jy ! Component: 100 - total flux cleaned = 0.00012785 Jy ! Component: 150 - total flux cleaned = 0.000114183 Jy ! Component: 200 - total flux cleaned = 0.000108489 Jy ! Total flux subtracted in 200 components = 0.000108489 Jy ! Clean residual min=-0.000498 max=0.000480 Jy/beam ! Clean residual mean=0.000000 rms=0.000123 Jy/beam ! Combined flux in latest and established models = 0.036116 Jy ! Adding 9 model components to the UV plane model. ! The established model now contains 16 components and 0.036116 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=2.12 mas, bmaj=2.796 mas, bpa=0.4763 degrees ! Estimated noise=0.33452 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 5.4794e-06 Jy ! Component: 100 - total flux cleaned = 2.31178e-05 Jy ! Component: 150 - total flux cleaned = 3.64949e-05 Jy ! Component: 200 - total flux cleaned = 4.66718e-05 Jy ! Total flux subtracted in 200 components = 4.66718e-05 Jy ! Clean residual min=-0.000565 max=0.000563 Jy/beam ! Clean residual mean=0.000000 rms=0.000149 Jy/beam ! Combined flux in latest and established models = 0.0361626 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 = 7.73729e-06 Jy ! Component: 100 - total flux cleaned = 1.02321e-05 Jy ! Component: 150 - total flux cleaned = 1.01578e-05 Jy ! Component: 200 - total flux cleaned = 1.11242e-05 Jy ! Total flux subtracted in 200 components = 1.11242e-05 Jy ! Clean residual min=-0.000566 max=0.000564 Jy/beam ! Clean residual mean=0.000000 rms=0.000149 Jy/beam ! Combined flux in latest and established models = 0.0361738 Jy ! Adding 12 model components to the UV plane model. ! The established model now contains 27 components and 0.0361738 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.9919 mas, bmaj=2.074 mas, bpa=8.324 degrees ! Estimated noise=0.278727 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -6.12499e-05 Jy ! Component: 100 - total flux cleaned = -9.09717e-05 Jy ! Component: 150 - total flux cleaned = -0.000107466 Jy ! Component: 200 - total flux cleaned = -0.000114667 Jy ! Total flux subtracted in 200 components = -0.000114667 Jy ! Clean residual min=-0.000510 max=0.000482 Jy/beam ! Clean residual mean=0.000000 rms=0.000123 Jy/beam ! Combined flux in latest and established models = 0.0360591 Jy selfcal ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 31 components and 0.0360591 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=0.050989Jy sigma=0.454112 ! Fit after self-cal, rms=0.050992Jy sigma=0.454110 wmodel J2137+2357_X_a_map.mod ! Writing 31 model components to file: J2137+2357_X_a_map.mod wobs J2137+2357_X_a_uvs.fits ! Writing UV FITS file: J2137+2357_X_a_uvs.fits wwins J2137+2357_X_a_map.win ! wwins: Wrote 1 windows to J2137+2357_X_a_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 = -0.000113044 Jy ! Component: 100 - total flux cleaned = -0.000174551 Jy ! Component: 150 - total flux cleaned = -0.000250399 Jy ! Component: 200 - total flux cleaned = -0.000307576 Jy ! Component: 250 - total flux cleaned = -0.000355334 Jy ! Component: 300 - total flux cleaned = -0.000402103 Jy ! Component: 350 - total flux cleaned = -0.000455509 Jy ! Component: 400 - total flux cleaned = -0.000500303 Jy ! Component: 450 - total flux cleaned = -0.000566322 Jy ! Component: 500 - total flux cleaned = -0.000624038 Jy ! Component: 550 - total flux cleaned = -0.000666407 Jy ! Component: 600 - total flux cleaned = -0.000708219 Jy ! Component: 650 - total flux cleaned = -0.000735732 Jy ! Component: 700 - total flux cleaned = -0.000762914 Jy ! Component: 750 - total flux cleaned = -0.000789788 Jy ! Component: 800 - total flux cleaned = -0.000829487 Jy ! Component: 850 - total flux cleaned = -0.000849023 Jy ! Component: 900 - total flux cleaned = -0.00086203 Jy ! Component: 950 - total flux cleaned = -0.000893993 Jy ! Component: 1000 - total flux cleaned = -0.000894032 Jy ! Component: 1050 - total flux cleaned = -0.000944293 Jy ! Component: 1100 - total flux cleaned = -0.000962823 Jy ! Component: 1150 - total flux cleaned = -0.00098122 Jy ! Component: 1200 - total flux cleaned = -0.000987259 Jy ! Component: 1250 - total flux cleaned = -0.00101735 Jy ! Component: 1300 - total flux cleaned = -0.00103523 Jy ! Component: 1350 - total flux cleaned = -0.00105884 Jy ! Component: 1400 - total flux cleaned = -0.00108803 Jy ! Component: 1450 - total flux cleaned = -0.00108222 Jy ! Component: 1500 - total flux cleaned = -0.00109943 Jy ! Component: 1550 - total flux cleaned = -0.00111649 Jy ! Component: 1600 - total flux cleaned = -0.00111086 Jy ! Component: 1650 - total flux cleaned = -0.00112757 Jy ! Component: 1700 - total flux cleaned = -0.00112759 Jy ! Component: 1750 - total flux cleaned = -0.00112763 Jy ! Component: 1800 - total flux cleaned = -0.00117671 Jy ! Component: 1850 - total flux cleaned = -0.0011767 Jy ! Component: 1900 - total flux cleaned = -0.00121955 Jy ! Component: 1950 - total flux cleaned = -0.00120356 Jy ! Component: 2000 - total flux cleaned = -0.0012405 Jy ! Component: 2050 - total flux cleaned = -0.00124047 Jy ! Component: 2100 - total flux cleaned = -0.00124046 Jy ! Component: 2150 - total flux cleaned = -0.00125081 Jy ! Component: 2200 - total flux cleaned = -0.00125599 Jy ! Component: 2250 - total flux cleaned = -0.00127632 Jy ! Component: 2300 - total flux cleaned = -0.0013269 Jy ! Component: 2350 - total flux cleaned = -0.00133187 Jy ! Component: 2400 - total flux cleaned = -0.00133681 Jy ! Component: 2450 - total flux cleaned = -0.00135667 Jy ! Component: 2500 - total flux cleaned = -0.00135173 Jy ! Component: 2550 - total flux cleaned = -0.00140553 Jy ! Component: 2600 - total flux cleaned = -0.00140067 Jy ! Component: 2650 - total flux cleaned = -0.00140551 Jy ! Component: 2700 - total flux cleaned = -0.00141029 Jy ! Component: 2750 - total flux cleaned = -0.00141503 Jy ! Component: 2800 - total flux cleaned = -0.00143872 Jy ! Component: 2850 - total flux cleaned = -0.00144815 Jy ! Component: 2900 - total flux cleaned = -0.00144349 Jy ! Component: 2950 - total flux cleaned = -0.00142957 Jy ! Component: 3000 - total flux cleaned = -0.00146202 Jy ! Component: 3050 - total flux cleaned = -0.00146657 Jy ! Component: 3100 - total flux cleaned = -0.0014666 Jy ! Component: 3150 - total flux cleaned = -0.0014666 Jy ! Component: 3200 - total flux cleaned = -0.00146657 Jy ! Component: 3250 - total flux cleaned = -0.00147112 Jy ! Component: 3300 - total flux cleaned = -0.00148456 Jy ! Component: 3350 - total flux cleaned = -0.00149349 Jy ! Component: 3400 - total flux cleaned = -0.00148017 Jy ! Component: 3450 - total flux cleaned = -0.00151111 Jy ! Component: 3500 - total flux cleaned = -0.00149788 Jy ! Component: 3550 - total flux cleaned = -0.00150663 Jy ! Component: 3600 - total flux cleaned = -0.00151969 Jy ! Component: 3650 - total flux cleaned = -0.00153703 Jy ! Component: 3700 - total flux cleaned = -0.00153706 Jy ! Component: 3750 - total flux cleaned = -0.00153706 Jy ! Component: 3800 - total flux cleaned = -0.00156269 Jy ! Component: 3850 - total flux cleaned = -0.0015499 Jy ! Component: 3900 - total flux cleaned = -0.00156264 Jy ! Component: 3950 - total flux cleaned = -0.00156689 Jy ! Component: 4000 - total flux cleaned = -0.00158787 Jy ! Component: 4050 - total flux cleaned = -0.00160043 Jy ! Total flux subtracted in 4096 components = -0.00163783 Jy ! Clean residual min=-0.000324 max=0.000267 Jy/beam ! Clean residual mean=0.000000 rms=0.000074 Jy/beam ! Combined flux in latest and established models = 0.0344213 Jy keep ! Adding 321 model components to the UV plane model. ! The established model now contains 352 components and 0.0344213 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /image_prod/ug002_uva//J2137+2357_X_a_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9919 x 2.074 at 8.324 degrees (North through East) ! Clean map min=-0.00037661 max=0.035927 Jy/beam ! Writing clean map to FITS file: /image_prod/ug002_uva//J2137+2357_X_a_map.fits wmodel /image_prod/ug002_uva//J2137+2357_X_a_map.mod ! Writing 352 model components to file: /image_prod/ug002_uva//J2137+2357_X_a_map.mod wobs /image_prod/ug002_uva//J2137+2357_X_a_uvs.fits ! Writing UV FITS file: /image_prod/ug002_uva//J2137+2357_X_a_uvs.fits wwins /image_prod/ug002_uva//J2137+2357_X_a_map.win ! wwins: Wrote 2 windows to /image_prod/ug002_uva//J2137+2357_X_a_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.035927 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 7.37732e-05 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.616025 0.616025 1.23205 2.4641 4.9282 9.8564 19.7128 39.4256 78.8512 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0002 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.035 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 486.993 quit ! Quitting program ! Log file /image_prod/ug002_uva//J2137+2357_X_a_dfm.log closed on Thu Mar 5 05:18:35 2020