! Started logfile: /vlbi/uf001/uva//J1331-2639_X_dfm.log on Mon Jan 14 02:26:57 2019 float field_size field_size = 1024 float field_cell field_cell = 0.2000 float taper_size taper_size = 70.0 float freq freq = 8.42800 obs /vlbi/uf001/uva//J1331-2639_X_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J1331-2639_X_uva.fits ! AN table 1: 57 integrations on 36 of 36 possible baselines. ! Apparent sampling: 0.634016 visibilities/baseline/integration-bin. ! Found source: J1331-2639 ! ! 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 15612 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 J1331-2639_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 157 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 157 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 157 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 157 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 157 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 157 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 157 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 157 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 157 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 157 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 157 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 157 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.013942Jy sigma=20.226243 ! Fit after self-cal, rms=0.845270Jy sigma=16.691599 ! 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=0.6662 mas, bmaj=1.498 mas, bpa=0.6559 degrees ! Estimated noise=0.519625 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 = 0.124851 Jy ! Component: 100 - total flux cleaned = 0.152137 Jy ! Total flux subtracted in 100 components = 0.152137 Jy ! Clean residual min=-0.008084 max=0.013275 Jy/beam ! Clean residual mean=-0.000002 rms=0.001831 Jy/beam ! Combined flux in latest and established models = 0.152137 Jy ! Performing phase self-cal ! Adding 3 model components to the UV plane model. ! The established model now contains 3 components and 0.152137 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=0.078965Jy sigma=1.412663 ! Fit after self-cal, rms=0.078917Jy sigma=1.412320 ! Inverting map ! Added new window around map position (-1.2, 1.6). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0122027 Jy ! Component: 100 - total flux cleaned = 0.0188234 Jy ! Total flux subtracted in 100 components = 0.0188234 Jy ! Clean residual min=-0.007312 max=0.010142 Jy/beam ! Clean residual mean=-0.000002 rms=0.001564 Jy/beam ! Combined flux in latest and established models = 0.170961 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 12 components and 0.170961 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=0.076524Jy sigma=1.351908 ! Fit after self-cal, rms=0.076247Jy sigma=1.344794 ! 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=0.8743 mas, bmaj=1.964 mas, bpa=4.475 degrees ! Estimated noise=0.308198 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 = 0.00878633 Jy ! Component: 100 - total flux cleaned = 0.0130397 Jy ! Component: 150 - total flux cleaned = 0.015285 Jy ! Component: 200 - total flux cleaned = 0.0158769 Jy ! Total flux subtracted in 200 components = 0.0158769 Jy ! Clean residual min=-0.006399 max=0.008960 Jy/beam ! Clean residual mean=-0.000005 rms=0.001709 Jy/beam ! Combined flux in latest and established models = 0.186837 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 25 components and 0.186837 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=0.075332Jy sigma=1.321248 ! Fit after self-cal, rms=0.075210Jy sigma=1.316907 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8743 x 1.964 at 4.475 degrees (North through East) ! Clean map min=-0.0057768 max=0.15651 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 0.93 HN 1.20 KP 1.00 ! LA 0.96 MK 1.02 NL 1.14 OV 0.87 ! SC 0.97 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.11 FD 0.96 HN 1.15 KP 0.97 ! LA 0.96 MK 0.97 NL 1.17 OV 0.89 ! SC 0.98 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 0.93 HN 1.12 KP 1.00 ! LA 0.97 MK 0.96 NL 1.15 OV 0.87 ! SC 0.99 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.10 FD 0.92 HN 1.15 KP 0.97 ! LA 0.95 MK 1.01 NL 1.15 OV 0.88 ! SC 1.00 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 0.94 HN 1.16 KP 0.97 ! LA 0.96 MK 0.98 NL 1.17 OV 0.89 ! SC 0.99 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 0.93 HN 1.06 KP 0.98 ! LA 0.99 MK 0.96 NL 1.17 OV 0.87 ! SC 0.99 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 0.91 HN 1.32 KP 0.96 ! LA 1.00 MK 0.98 NL 1.14 OV 0.90 ! SC 0.99 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 0.89 HN 1.16 KP 1.00 ! LA 0.99 MK 0.99 NL 1.15 OV 0.88 ! SC 1.00 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.10 FD 0.89 HN 1.22 KP 1.00 ! LA 0.98 MK 0.97 NL 1.15 OV 0.85 ! SC 0.99 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 FD 0.93 HN 1.13 KP 0.97 ! LA 0.94 MK 1.00 NL 1.17 OV 0.87 ! SC 0.99 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 0.93 HN 1.11 KP 0.96 ! LA 0.96 MK 0.97 NL 1.19 OV 0.87 ! SC 1.01 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.13 FD 0.90 HN 1.15 KP 1.05 ! LA 0.97 MK 0.99 NL 1.13 OV 0.86 ! SC 0.94 ! ! ! Fit before self-cal, rms=0.075210Jy sigma=1.316907 ! Fit after self-cal, rms=0.078388Jy sigma=1.251427 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.8747 mas, bmaj=1.973 mas, bpa=4.717 degrees ! Estimated noise=0.31075 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 = -0.00125191 Jy ! Component: 100 - total flux cleaned = -0.0011351 Jy ! Component: 150 - total flux cleaned = -0.00122229 Jy ! Component: 200 - total flux cleaned = -0.0013344 Jy ! Total flux subtracted in 200 components = -0.0013344 Jy ! Clean residual min=-0.003238 max=0.003334 Jy/beam ! Clean residual mean=-0.000001 rms=0.000746 Jy/beam ! Combined flux in latest and established models = 0.185503 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 36 components and 0.185503 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=0.078281Jy sigma=1.249869 ! Fit after self-cal, rms=0.078477Jy sigma=1.249046 ! 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=0.078477Jy sigma=1.249046 ! Fit after self-cal, rms=0.080424Jy sigma=1.236907 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.871 mas, bmaj=1.969 mas, bpa=4.645 degrees ! Estimated noise=0.311402 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000637416 Jy ! Component: 100 - total flux cleaned = -0.000589635 Jy ! Component: 150 - total flux cleaned = -0.000623723 Jy ! Component: 200 - total flux cleaned = -0.00065411 Jy ! Total flux subtracted in 200 components = -0.00065411 Jy ! Clean residual min=-0.002038 max=0.002222 Jy/beam ! Clean residual mean=0.000000 rms=0.000502 Jy/beam ! Combined flux in latest and established models = 0.184849 Jy selfcal ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 40 components and 0.184849 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=0.080368Jy sigma=1.236017 ! Fit after self-cal, rms=0.080425Jy sigma=1.235821 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 (-3, 3.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00184916 Jy ! Component: 100 - total flux cleaned = 0.00201467 Jy ! Component: 150 - total flux cleaned = 0.00218494 Jy ! Component: 200 - total flux cleaned = 0.0023636 Jy ! Total flux subtracted in 200 components = 0.0023636 Jy ! Clean residual min=-0.002014 max=0.001950 Jy/beam ! Clean residual mean=-0.000000 rms=0.000464 Jy/beam ! Combined flux in latest and established models = 0.187213 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 63 components and 0.187213 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=0.080379Jy sigma=1.234467 ! Fit after self-cal, rms=0.080371Jy sigma=1.234423 ! 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=0.080371Jy sigma=1.234423 ! Fit after self-cal, rms=0.082242Jy sigma=1.233119 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8696 mas, bmaj=1.969 mas, bpa=4.596 degrees ! Estimated noise=0.311857 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000119343 Jy ! Component: 100 - total flux cleaned = 9.06764e-05 Jy ! Component: 150 - total flux cleaned = 0.000121267 Jy ! Component: 200 - total flux cleaned = 0.000122681 Jy ! Total flux subtracted in 200 components = 0.000122681 Jy ! Clean residual min=-0.002021 max=0.002001 Jy/beam ! Clean residual mean=0.000000 rms=0.000426 Jy/beam ! Combined flux in latest and established models = 0.187335 Jy selfcal ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 71 components and 0.187335 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=0.082203Jy sigma=1.232680 ! Fit after self-cal, rms=0.082240Jy sigma=1.232637 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 = -0.000160639 Jy ! Component: 100 - total flux cleaned = -0.000161838 Jy ! Component: 150 - total flux cleaned = -0.000186125 Jy ! Component: 200 - total flux cleaned = -0.000186298 Jy ! Total flux subtracted in 200 components = -0.000186298 Jy ! Clean residual min=-0.001997 max=0.001971 Jy/beam ! Clean residual mean=0.000000 rms=0.000419 Jy/beam ! Combined flux in latest and established models = 0.187149 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 75 components and 0.187149 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=0.082217Jy sigma=1.232409 ! Fit after self-cal, rms=0.082217Jy sigma=1.232401 ! 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=0.082217Jy sigma=1.232401 ! Fit after self-cal, rms=0.082683Jy sigma=1.232155 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.069 mas, bmaj=4.847 mas, bpa=4.653 degrees ! Estimated noise=0.382941 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000622782 Jy ! Component: 100 - total flux cleaned = 0.000644685 Jy ! Component: 150 - total flux cleaned = 0.000647372 Jy ! Component: 200 - total flux cleaned = 0.000647067 Jy ! Total flux subtracted in 200 components = 0.000647067 Jy ! Clean residual min=-0.001765 max=0.001578 Jy/beam ! Clean residual mean=0.000000 rms=0.000470 Jy/beam ! Combined flux in latest and established models = 0.187796 Jy selfcal ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 81 components and 0.187796 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=0.082672Jy sigma=1.232045 ! Fit after self-cal, rms=0.082676Jy sigma=1.232024 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 = -4.92603e-05 Jy ! Component: 100 - total flux cleaned = -2.33003e-06 Jy ! Component: 150 - total flux cleaned = -2.04579e-06 Jy ! Component: 200 - total flux cleaned = 2.64568e-05 Jy ! Total flux subtracted in 200 components = 2.64568e-05 Jy ! Clean residual min=-0.001737 max=0.001557 Jy/beam ! Clean residual mean=-0.000000 rms=0.000467 Jy/beam ! Combined flux in latest and established models = 0.187822 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 83 components and 0.187822 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=0.082670Jy sigma=1.232000 ! Fit after self-cal, rms=0.082669Jy sigma=1.231987 ! 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=0.8696 mas, bmaj=1.969 mas, bpa=4.591 degrees ! Estimated noise=0.312516 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8696 x 1.969 at 4.591 degrees (North through East) ! Clean map min=-0.0017544 max=0.15927 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=0.6603 mas, bmaj=1.501 mas, bpa=1.332 degrees ! Estimated noise=0.522251 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.125242 Jy ! Component: 100 - total flux cleaned = 0.154062 Jy ! Component: 150 - total flux cleaned = 0.166712 Jy ! Component: 200 - total flux cleaned = 0.173628 Jy ! Total flux subtracted in 200 components = 0.173628 Jy ! Clean residual min=-0.003237 max=0.003644 Jy/beam ! Clean residual mean=-0.000001 rms=0.000781 Jy/beam ! Combined flux in latest and established models = 0.173628 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 11 model components to the UV plane model. ! The established model now contains 11 components and 0.173628 Jy ! Inverting map and beam ! Estimated beam: bmin=0.8696 mas, bmaj=1.969 mas, bpa=4.591 degrees ! Estimated noise=0.312516 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) ! Added new window around map position (-0.6, 0.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00499818 Jy ! Component: 100 - total flux cleaned = 0.00789541 Jy ! Component: 150 - total flux cleaned = 0.00993428 Jy ! Component: 200 - total flux cleaned = 0.0114052 Jy ! Total flux subtracted in 200 components = 0.0114052 Jy ! Clean residual min=-0.002066 max=0.001958 Jy/beam ! Clean residual mean=0.000001 rms=0.000441 Jy/beam ! Combined flux in latest and established models = 0.185033 Jy ! Adding 24 model components to the UV plane model. ! The established model now contains 33 components and 0.185033 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=2.069 mas, bmaj=4.847 mas, bpa=4.653 degrees ! Estimated noise=0.382941 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00146426 Jy ! Component: 100 - total flux cleaned = 0.002344 Jy ! Component: 150 - total flux cleaned = 0.00249296 Jy ! Component: 200 - total flux cleaned = 0.00261812 Jy ! Total flux subtracted in 200 components = 0.00261812 Jy ! Clean residual min=-0.001706 max=0.001656 Jy/beam ! Clean residual mean=0.000000 rms=0.000476 Jy/beam ! Combined flux in latest and established models = 0.187651 Jy flux_cutoff = imstat(rms) * dynam repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam keep new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 6.49654e-05 Jy ! Component: 100 - total flux cleaned = 8.55244e-05 Jy ! Component: 150 - total flux cleaned = 4.87855e-05 Jy ! Component: 200 - total flux cleaned = 1.36661e-05 Jy ! Total flux subtracted in 200 components = 1.36661e-05 Jy ! Clean residual min=-0.001690 max=0.001572 Jy/beam ! Clean residual mean=0.000000 rms=0.000465 Jy/beam ! Combined flux in latest and established models = 0.187665 Jy ! Adding 19 model components to the UV plane model. ! The established model now contains 51 components and 0.187665 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.8696 mas, bmaj=1.969 mas, bpa=4.591 degrees ! Estimated noise=0.312516 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000397245 Jy ! Component: 100 - total flux cleaned = -0.000466041 Jy ! Component: 150 - total flux cleaned = -0.000434788 Jy ! Component: 200 - total flux cleaned = -0.00043604 Jy ! Total flux subtracted in 200 components = -0.00043604 Jy ! Clean residual min=-0.001905 max=0.001812 Jy/beam ! Clean residual mean=0.000000 rms=0.000399 Jy/beam ! Combined flux in latest and established models = 0.187229 Jy selfcal ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 66 components and 0.187229 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=0.082639Jy sigma=1.231669 ! Fit after self-cal, rms=0.082637Jy sigma=1.231633 wmodel J1331-2639_X_map.mod ! Writing 66 model components to file: J1331-2639_X_map.mod wobs J1331-2639_X_uvs.fits ! Writing UV FITS file: J1331-2639_X_uvs.fits wwins J1331-2639_X_map.win ! wwins: Wrote 4 windows to J1331-2639_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 = 6.46909e-05 Jy ! Component: 100 - total flux cleaned = -2.53497e-05 Jy ! Component: 150 - total flux cleaned = -0.000110821 Jy ! Component: 200 - total flux cleaned = -0.000110344 Jy ! Component: 250 - total flux cleaned = -0.000136086 Jy ! Component: 300 - total flux cleaned = -0.000136397 Jy ! Component: 350 - total flux cleaned = -8.8312e-05 Jy ! Component: 400 - total flux cleaned = -1.81634e-05 Jy ! Component: 450 - total flux cleaned = 4.75301e-06 Jy ! Component: 500 - total flux cleaned = 7.19585e-05 Jy ! Component: 550 - total flux cleaned = 5.01066e-05 Jy ! Component: 600 - total flux cleaned = 5.05923e-05 Jy ! Component: 650 - total flux cleaned = 8.38828e-06 Jy ! Component: 700 - total flux cleaned = -3.34182e-05 Jy ! Component: 750 - total flux cleaned = -0.000135228 Jy ! Component: 800 - total flux cleaned = -0.000155182 Jy ! Component: 850 - total flux cleaned = -0.000174906 Jy ! Component: 900 - total flux cleaned = -0.000213807 Jy ! Component: 950 - total flux cleaned = -0.000271127 Jy ! Component: 1000 - total flux cleaned = -0.00023355 Jy ! Component: 1050 - total flux cleaned = -0.000270973 Jy ! Component: 1100 - total flux cleaned = -0.000307806 Jy ! Component: 1150 - total flux cleaned = -0.000380536 Jy ! Component: 1200 - total flux cleaned = -0.00043396 Jy ! Component: 1250 - total flux cleaned = -0.00050445 Jy ! Component: 1300 - total flux cleaned = -0.000504656 Jy ! Component: 1350 - total flux cleaned = -0.000556199 Jy ! Component: 1400 - total flux cleaned = -0.000573257 Jy ! Component: 1450 - total flux cleaned = -0.000590105 Jy ! Component: 1500 - total flux cleaned = -0.000623219 Jy ! Component: 1550 - total flux cleaned = -0.000672476 Jy ! Component: 1600 - total flux cleaned = -0.00065596 Jy ! Component: 1650 - total flux cleaned = -0.000688226 Jy ! Component: 1700 - total flux cleaned = -0.000703861 Jy ! Component: 1750 - total flux cleaned = -0.000624813 Jy ! Component: 1800 - total flux cleaned = -0.000640499 Jy ! Component: 1850 - total flux cleaned = -0.000609374 Jy ! Component: 1900 - total flux cleaned = -0.000578923 Jy ! Component: 1950 - total flux cleaned = -0.000579011 Jy ! Component: 2000 - total flux cleaned = -0.000578883 Jy ! Component: 2050 - total flux cleaned = -0.000549375 Jy ! Component: 2100 - total flux cleaned = -0.000549342 Jy ! Component: 2150 - total flux cleaned = -0.000505653 Jy ! Component: 2200 - total flux cleaned = -0.000534349 Jy ! Component: 2250 - total flux cleaned = -0.000477223 Jy ! Component: 2300 - total flux cleaned = -0.000505545 Jy ! Component: 2350 - total flux cleaned = -0.000463482 Jy ! Component: 2400 - total flux cleaned = -0.000533012 Jy ! Component: 2450 - total flux cleaned = -0.000491552 Jy ! Component: 2500 - total flux cleaned = -0.000505204 Jy ! Component: 2550 - total flux cleaned = -0.000532201 Jy ! Component: 2600 - total flux cleaned = -0.000505391 Jy ! Component: 2650 - total flux cleaned = -0.000518601 Jy ! Component: 2700 - total flux cleaned = -0.000492224 Jy ! Component: 2750 - total flux cleaned = -0.000518405 Jy ! Component: 2800 - total flux cleaned = -0.00051837 Jy ! Component: 2850 - total flux cleaned = -0.000453915 Jy ! Component: 2900 - total flux cleaned = -0.000428406 Jy ! Component: 2950 - total flux cleaned = -0.000466601 Jy ! Component: 3000 - total flux cleaned = -0.000428855 Jy ! Component: 3050 - total flux cleaned = -0.000416296 Jy ! Component: 3100 - total flux cleaned = -0.000404078 Jy ! Component: 3150 - total flux cleaned = -0.000379464 Jy ! Component: 3200 - total flux cleaned = -0.000342715 Jy ! Component: 3250 - total flux cleaned = -0.000294023 Jy ! Component: 3300 - total flux cleaned = -0.000257787 Jy ! Component: 3350 - total flux cleaned = -0.00028174 Jy ! Component: 3400 - total flux cleaned = -0.000257848 Jy ! Component: 3450 - total flux cleaned = -0.000234079 Jy ! Component: 3500 - total flux cleaned = -0.00024571 Jy ! Component: 3550 - total flux cleaned = -0.000222277 Jy ! Component: 3600 - total flux cleaned = -0.000210632 Jy ! Component: 3650 - total flux cleaned = -0.00015301 Jy ! Component: 3700 - total flux cleaned = -0.000176012 Jy ! Component: 3750 - total flux cleaned = -0.000153313 Jy ! Component: 3800 - total flux cleaned = -0.000119381 Jy ! Component: 3850 - total flux cleaned = -0.000164242 Jy ! Component: 3900 - total flux cleaned = -0.000152905 Jy ! Component: 3950 - total flux cleaned = -9.74149e-05 Jy ! Component: 4000 - total flux cleaned = -9.73943e-05 Jy ! Component: 4050 - total flux cleaned = -7.55255e-05 Jy ! Total flux subtracted in 4096 components = -7.55557e-05 Jy ! Clean residual min=-0.000627 max=0.000725 Jy/beam ! Clean residual mean=0.000000 rms=0.000187 Jy/beam ! Combined flux in latest and established models = 0.187153 Jy keep ! Adding 270 model components to the UV plane model. ! The established model now contains 336 components and 0.187154 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J1331-2639_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8696 x 1.969 at 4.591 degrees (North through East) ! Clean map min=-0.0010521 max=0.15903 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J1331-2639_X_map.fits wmodel /vlbi/uf001/uva//J1331-2639_X_map.mod ! Writing 336 model components to file: /vlbi/uf001/uva//J1331-2639_X_map.mod wobs /vlbi/uf001/uva//J1331-2639_X_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J1331-2639_X_uvs.fits wwins /vlbi/uf001/uva//J1331-2639_X_map.win ! wwins: Wrote 5 windows to /vlbi/uf001/uva//J1331-2639_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.159028 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000184413 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.347888 0.347888 0.695776 1.39155 2.7831 5.56621 11.1324 22.2648 44.5297 89.0593 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0005 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.159 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 862.346 quit ! Quitting program ! Log file /vlbi/uf001/uva//J1331-2639_X_dfm.log closed on Mon Jan 14 02:27:02 2019