! Started logfile: /vlbi/uf001/uva//J2340-0053_X_dfm.log on Mon Jan 14 06:48:04 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//J2340-0053_X_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J2340-0053_X_uva.fits ! AN table 1: 57 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.922417 visibilities/baseline/integration-bin. ! Found source: J2340-0053 ! ! 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 28392 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 J2340-0053_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 79 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 79 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 79 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 79 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 79 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 79 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 79 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 79 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 79 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 79 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 79 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 79 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.002038Jy sigma=24.625706 ! Fit after self-cal, rms=0.927050Jy sigma=22.741570 ! 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=0.6753 mas, bmaj=1.721 mas, bpa=-3.555 degrees ! Estimated noise=0.290184 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 = 0.052789 Jy ! Component: 100 - total flux cleaned = 0.0675254 Jy ! Total flux subtracted in 100 components = 0.0675254 Jy ! Clean residual min=-0.002956 max=0.008397 Jy/beam ! Clean residual mean=0.000000 rms=0.000736 Jy/beam ! Combined flux in latest and established models = 0.0675254 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 6 components and 0.0675254 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=0.056962Jy sigma=1.352065 ! Fit after self-cal, rms=0.056600Jy sigma=1.344114 ! Inverting map ! Added new window around map position (1, 0.8). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00899175 Jy ! Component: 100 - total flux cleaned = 0.0144382 Jy ! Total flux subtracted in 100 components = 0.0144382 Jy ! Clean residual min=-0.002058 max=0.003569 Jy/beam ! Clean residual mean=0.000000 rms=0.000522 Jy/beam ! Combined flux in latest and established models = 0.0819636 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 12 components and 0.0819636 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=0.054367Jy sigma=1.283004 ! Fit after self-cal, rms=0.054310Jy sigma=1.281558 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00397722 Jy ! Component: 100 - total flux cleaned = 0.00642863 Jy ! Total flux subtracted in 100 components = 0.00642863 Jy ! Clean residual min=-0.001894 max=0.002690 Jy/beam ! Clean residual mean=0.000000 rms=0.000462 Jy/beam ! Combined flux in latest and established models = 0.0883922 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 19 components and 0.0883922 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=0.053814Jy sigma=1.267555 ! Fit after self-cal, rms=0.053786Jy sigma=1.266880 ! 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=0.8636 mas, bmaj=2.017 mas, bpa=-2.405 degrees ! Estimated noise=0.18428 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 = 0.00377044 Jy ! Component: 100 - total flux cleaned = 0.00597376 Jy ! Component: 150 - total flux cleaned = 0.00736648 Jy ! Component: 200 - total flux cleaned = 0.00829327 Jy ! Total flux subtracted in 200 components = 0.00829327 Jy ! Clean residual min=-0.001925 max=0.002520 Jy/beam ! Clean residual mean=0.000000 rms=0.000405 Jy/beam ! Combined flux in latest and established models = 0.0966855 Jy ! Performing phase self-cal ! Adding 33 model components to the UV plane model. ! The established model now contains 45 components and 0.0966855 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=0.053538Jy sigma=1.259092 ! Fit after self-cal, rms=0.053526Jy sigma=1.258677 ! Inverting map ! Added new window around map position (-1.8, -3.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00218421 Jy ! Component: 100 - total flux cleaned = 0.00322957 Jy ! Component: 150 - total flux cleaned = 0.00380069 Jy ! Component: 200 - total flux cleaned = 0.00417938 Jy ! Total flux subtracted in 200 components = 0.00417938 Jy ! Clean residual min=-0.001825 max=0.001957 Jy/beam ! Clean residual mean=-0.000000 rms=0.000359 Jy/beam ! Combined flux in latest and established models = 0.100865 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 57 components and 0.100865 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=0.053429Jy sigma=1.255995 ! Fit after self-cal, rms=0.053418Jy sigma=1.255730 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8636 x 2.017 at -2.405 degrees (North through East) ! Clean map min=-0.0016958 max=0.069875 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 1.06 HN 0.95 KP 1.00 ! LA 1.03 MK 1.03 NL 1.09 OV 0.89 ! PT 0.94 SC 0.94 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 1.00 HN 0.93 KP 0.98 ! LA 0.97 MK 1.05 NL 1.07 OV 0.94 ! PT 0.94 SC 0.95 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 0.99 HN 0.93 KP 1.03 ! LA 0.98 MK 1.01 NL 1.03 OV 0.96 ! PT 0.96 SC 1.00 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 1.00 HN 0.90 KP 1.08 ! LA 1.00 MK 1.03 NL 1.07 OV 0.92 ! PT 0.93 SC 0.93 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 1.00 HN 0.97 KP 1.06 ! LA 0.99 MK 1.01 NL 1.01 OV 0.90 ! PT 0.96 SC 0.97 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 0.98 HN 0.95 KP 1.04 ! LA 0.98 MK 0.98 NL 1.06 OV 0.94 ! PT 1.01 SC 1.02 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.10 FD 1.00 HN 0.98 KP 1.03 ! LA 0.96 MK 1.05 NL 1.06 OV 0.96 ! PT 0.97 SC 0.97 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 1.05 HN 1.02 KP 1.03 ! LA 0.98 MK 0.99 NL 1.12 OV 0.93 ! PT 1.00 SC 1.00 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 1.00 HN 0.97 KP 1.04 ! LA 1.02 MK 0.99 NL 1.07 OV 0.97 ! PT 0.98 SC 0.99 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 1.04 HN 1.03 KP 1.03 ! LA 1.02 MK 1.04 NL 1.07 OV 0.90 ! PT 0.97 SC 1.00 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 1.04 HN 0.96 KP 1.04 ! LA 1.02 MK 0.95 NL 1.14 OV 0.95 ! PT 0.98 SC 0.94 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 1.04 HN 0.94 KP 1.05 ! LA 0.95 MK 1.05 NL 1.07 OV 0.94 ! PT 1.00 SC 1.01 ! ! ! Fit before self-cal, rms=0.053418Jy sigma=1.255730 ! Fit after self-cal, rms=0.053353Jy sigma=1.249004 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.8621 mas, bmaj=2.023 mas, bpa=-2.048 degrees ! Estimated noise=0.184671 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 = -0.000395392 Jy ! Component: 100 - total flux cleaned = -0.000481687 Jy ! Component: 150 - total flux cleaned = -0.000610486 Jy ! Component: 200 - total flux cleaned = -0.000694823 Jy ! Total flux subtracted in 200 components = -0.000694823 Jy ! Clean residual min=-0.001255 max=0.000996 Jy/beam ! Clean residual mean=-0.000000 rms=0.000238 Jy/beam ! Combined flux in latest and established models = 0.10017 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 70 components and 0.10017 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=0.053320Jy sigma=1.248276 ! Fit after self-cal, rms=0.053344Jy sigma=1.248102 ! 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=0.053344Jy sigma=1.248102 ! Fit after self-cal, rms=0.053554Jy sigma=1.245730 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8614 mas, bmaj=2.023 mas, bpa=-1.816 degrees ! Estimated noise=0.184827 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000492789 Jy ! Component: 100 - total flux cleaned = -0.00051302 Jy ! Component: 150 - total flux cleaned = -0.000583128 Jy ! Component: 200 - total flux cleaned = -0.000643429 Jy ! Total flux subtracted in 200 components = -0.000643429 Jy ! Clean residual min=-0.001260 max=0.000929 Jy/beam ! Clean residual mean=-0.000000 rms=0.000222 Jy/beam ! Combined flux in latest and established models = 0.0995266 Jy selfcal ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 79 components and 0.0995266 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=0.053540Jy sigma=1.245389 ! Fit after self-cal, rms=0.053549Jy sigma=1.245316 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 = -0.000163205 Jy ! Component: 100 - total flux cleaned = -0.000189953 Jy ! Component: 150 - total flux cleaned = -0.00021448 Jy ! Component: 200 - total flux cleaned = -0.000236986 Jy ! Total flux subtracted in 200 components = -0.000236986 Jy ! Clean residual min=-0.001232 max=0.000940 Jy/beam ! Clean residual mean=-0.000000 rms=0.000220 Jy/beam ! Combined flux in latest and established models = 0.0992896 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 86 components and 0.0992896 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=0.053544Jy sigma=1.245183 ! Fit after self-cal, rms=0.053543Jy sigma=1.245177 ! 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=0.053543Jy sigma=1.245177 ! Fit after self-cal, rms=0.053598Jy sigma=1.243396 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8612 mas, bmaj=2.023 mas, bpa=-1.721 degrees ! Estimated noise=0.184655 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000465386 Jy ! Component: 100 - total flux cleaned = -0.000558491 Jy ! Component: 150 - total flux cleaned = -0.000581563 Jy ! Component: 200 - total flux cleaned = -0.000623815 Jy ! Total flux subtracted in 200 components = -0.000623815 Jy ! Clean residual min=-0.001160 max=0.000888 Jy/beam ! Clean residual mean=-0.000000 rms=0.000210 Jy/beam ! Combined flux in latest and established models = 0.0986658 Jy selfcal ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 97 components and 0.0986658 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=0.053592Jy sigma=1.243252 ! Fit after self-cal, rms=0.053599Jy sigma=1.243199 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 = -0.000101035 Jy ! Component: 100 - total flux cleaned = -0.000120241 Jy ! Component: 150 - total flux cleaned = -0.000129396 Jy ! Component: 200 - total flux cleaned = -0.000137978 Jy ! Total flux subtracted in 200 components = -0.000137978 Jy ! Clean residual min=-0.001146 max=0.000890 Jy/beam ! Clean residual mean=-0.000000 rms=0.000208 Jy/beam ! Combined flux in latest and established models = 0.0985278 Jy ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 103 components and 0.0985279 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=0.053596Jy sigma=1.243133 ! Fit after self-cal, rms=0.053595Jy sigma=1.243131 ! 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=0.053595Jy sigma=1.243131 ! Fit after self-cal, rms=0.053589Jy sigma=1.243088 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.17 mas, bmaj=3.48 mas, bpa=5.291 degrees ! Estimated noise=0.235831 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000411164 Jy ! Component: 100 - total flux cleaned = -0.000454919 Jy ! Component: 150 - total flux cleaned = -0.000463503 Jy ! Component: 200 - total flux cleaned = -0.000463652 Jy ! Total flux subtracted in 200 components = -0.000463652 Jy ! Clean residual min=-0.001200 max=0.000803 Jy/beam ! Clean residual mean=-0.000001 rms=0.000228 Jy/beam ! Combined flux in latest and established models = 0.0980642 Jy selfcal ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 112 components and 0.0980642 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=0.053587Jy sigma=1.243043 ! Fit after self-cal, rms=0.053588Jy sigma=1.243035 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 = -4.86546e-05 Jy ! Component: 100 - total flux cleaned = -4.23747e-05 Jy ! Component: 150 - total flux cleaned = -3.7456e-05 Jy ! Component: 200 - total flux cleaned = -3.70057e-05 Jy ! Total flux subtracted in 200 components = -3.70057e-05 Jy ! Clean residual min=-0.001166 max=0.000786 Jy/beam ! Clean residual mean=-0.000001 rms=0.000227 Jy/beam ! Combined flux in latest and established models = 0.0980272 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 117 components and 0.0980272 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=0.053588Jy sigma=1.243035 ! Fit after self-cal, rms=0.053588Jy sigma=1.243032 ! 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=0.8614 mas, bmaj=2.024 mas, bpa=-1.639 degrees ! Estimated noise=0.184548 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8614 x 2.024 at -1.639 degrees (North through East) ! Clean map min=-0.0010266 max=0.070144 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=0.6741 mas, bmaj=1.722 mas, bpa=-2.827 degrees ! Estimated noise=0.291108 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0529648 Jy ! Component: 100 - total flux cleaned = 0.0687832 Jy ! Component: 150 - total flux cleaned = 0.0781296 Jy ! Component: 200 - total flux cleaned = 0.0839415 Jy ! Total flux subtracted in 200 components = 0.0839415 Jy ! Clean residual min=-0.001735 max=0.003031 Jy/beam ! Clean residual mean=-0.000000 rms=0.000432 Jy/beam ! Combined flux in latest and established models = 0.0839415 Jy uvw 0,-1 ! Uniform weighting is not currently selected. ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. flux_cutoff = imstat(rms) * dynam ! Adding 15 model components to the UV plane model. ! The established model now contains 15 components and 0.0839415 Jy ! Inverting map and beam ! Estimated beam: bmin=0.8614 mas, bmaj=2.024 mas, bpa=-1.639 degrees ! Estimated noise=0.184548 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 = 0.00579492 Jy ! Component: 100 - total flux cleaned = 0.00888803 Jy ! Component: 150 - total flux cleaned = 0.0106481 Jy ! Component: 200 - total flux cleaned = 0.0116096 Jy ! Total flux subtracted in 200 components = 0.0116096 Jy ! Clean residual min=-0.001158 max=0.001032 Jy/beam ! Clean residual mean=-0.000000 rms=0.000227 Jy/beam ! Combined flux in latest and established models = 0.0955511 Jy ! Adding 29 model components to the UV plane model. ! The established model now contains 39 components and 0.0955511 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=2.17 mas, bmaj=3.48 mas, bpa=5.291 degrees ! Estimated noise=0.235831 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0011281 Jy ! Component: 100 - total flux cleaned = 0.00136501 Jy ! Component: 150 - total flux cleaned = 0.00157187 Jy ! Component: 200 - total flux cleaned = 0.00171969 Jy ! Total flux subtracted in 200 components = 0.00171969 Jy ! Clean residual min=-0.001206 max=0.000779 Jy/beam ! Clean residual mean=-0.000001 rms=0.000230 Jy/beam ! Combined flux in latest and established models = 0.0972708 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 = 8.61752e-05 Jy ! Component: 100 - total flux cleaned = 0.000170081 Jy ! Component: 150 - total flux cleaned = 0.000232447 Jy ! Component: 200 - total flux cleaned = 0.00027179 Jy ! Total flux subtracted in 200 components = 0.00027179 Jy ! Clean residual min=-0.001176 max=0.000778 Jy/beam ! Clean residual mean=-0.000001 rms=0.000227 Jy/beam ! Combined flux in latest and established models = 0.0975426 Jy ! Adding 30 model components to the UV plane model. ! The established model now contains 64 components and 0.0975426 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.8614 mas, bmaj=2.024 mas, bpa=-1.639 degrees ! Estimated noise=0.184548 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000110624 Jy ! Component: 100 - total flux cleaned = 0.000110752 Jy ! Component: 150 - total flux cleaned = 9.43405e-05 Jy ! Component: 200 - total flux cleaned = 6.63604e-05 Jy ! Total flux subtracted in 200 components = 6.63604e-05 Jy ! Clean residual min=-0.001077 max=0.000873 Jy/beam ! Clean residual mean=-0.000000 rms=0.000206 Jy/beam ! Combined flux in latest and established models = 0.097609 Jy selfcal ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 75 components and 0.097609 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=0.053589Jy sigma=1.243065 ! Fit after self-cal, rms=0.053586Jy sigma=1.243001 wmodel J2340-0053_X_map.mod ! Writing 75 model components to file: J2340-0053_X_map.mod wobs J2340-0053_X_uvs.fits ! Writing UV FITS file: J2340-0053_X_uvs.fits wwins J2340-0053_X_map.win ! wwins: Wrote 3 windows to J2340-0053_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 = -0.000142296 Jy ! Component: 100 - total flux cleaned = -9.68755e-05 Jy ! Component: 150 - total flux cleaned = -6.76996e-05 Jy ! Component: 200 - total flux cleaned = -1.04776e-05 Jy ! Component: 250 - total flux cleaned = 4.48717e-05 Jy ! Component: 300 - total flux cleaned = 5.83084e-05 Jy ! Component: 350 - total flux cleaned = 0.000137422 Jy ! Component: 400 - total flux cleaned = 0.000202028 Jy ! Component: 450 - total flux cleaned = 0.000214777 Jy ! Component: 500 - total flux cleaned = 0.000289539 Jy ! Component: 550 - total flux cleaned = 0.000289296 Jy ! Component: 600 - total flux cleaned = 0.000349594 Jy ! Component: 650 - total flux cleaned = 0.000361356 Jy ! Component: 700 - total flux cleaned = 0.00036143 Jy ! Component: 750 - total flux cleaned = 0.000419138 Jy ! Component: 800 - total flux cleaned = 0.000384958 Jy ! Component: 850 - total flux cleaned = 0.00041896 Jy ! Component: 900 - total flux cleaned = 0.000430068 Jy ! Component: 950 - total flux cleaned = 0.000451969 Jy ! Component: 1000 - total flux cleaned = 0.000462932 Jy ! Component: 1050 - total flux cleaned = 0.000484504 Jy ! Component: 1100 - total flux cleaned = 0.000505922 Jy ! Component: 1150 - total flux cleaned = 0.00057974 Jy ! Component: 1200 - total flux cleaned = 0.000590026 Jy ! Component: 1250 - total flux cleaned = 0.000600516 Jy ! Component: 1300 - total flux cleaned = 0.00065183 Jy ! Component: 1350 - total flux cleaned = 0.000692463 Jy ! Component: 1400 - total flux cleaned = 0.000732681 Jy ! Component: 1450 - total flux cleaned = 0.000732656 Jy ! Component: 1500 - total flux cleaned = 0.00080192 Jy ! Component: 1550 - total flux cleaned = 0.000811691 Jy ! Component: 1600 - total flux cleaned = 0.000850503 Jy ! Component: 1650 - total flux cleaned = 0.000889051 Jy ! Component: 1700 - total flux cleaned = 0.000917714 Jy ! Component: 1750 - total flux cleaned = 0.000908163 Jy ! Component: 1800 - total flux cleaned = 0.000974193 Jy ! Component: 1850 - total flux cleaned = 0.000974085 Jy ! Component: 1900 - total flux cleaned = 0.00102969 Jy ! Component: 1950 - total flux cleaned = 0.00102046 Jy ! Component: 2000 - total flux cleaned = 0.00102049 Jy ! Component: 2050 - total flux cleaned = 0.00106588 Jy ! Component: 2100 - total flux cleaned = 0.00106593 Jy ! Component: 2150 - total flux cleaned = 0.0011017 Jy ! Component: 2200 - total flux cleaned = 0.00111947 Jy ! Component: 2250 - total flux cleaned = 0.00112836 Jy ! Component: 2300 - total flux cleaned = 0.00118101 Jy ! Component: 2350 - total flux cleaned = 0.00118103 Jy ! Component: 2400 - total flux cleaned = 0.00120708 Jy ! Component: 2450 - total flux cleaned = 0.0012501 Jy ! Component: 2500 - total flux cleaned = 0.00129283 Jy ! Component: 2550 - total flux cleaned = 0.0013269 Jy ! Component: 2600 - total flux cleaned = 0.0013692 Jy ! Component: 2650 - total flux cleaned = 0.00136074 Jy ! Component: 2700 - total flux cleaned = 0.00137748 Jy ! Component: 2750 - total flux cleaned = 0.00137764 Jy ! Component: 2800 - total flux cleaned = 0.00142713 Jy ! Component: 2850 - total flux cleaned = 0.00145994 Jy ! Component: 2900 - total flux cleaned = 0.00146813 Jy ! Component: 2950 - total flux cleaned = 0.00151673 Jy ! Component: 3000 - total flux cleaned = 0.00151671 Jy ! Component: 3050 - total flux cleaned = 0.00153275 Jy ! Component: 3100 - total flux cleaned = 0.00156461 Jy ! Component: 3150 - total flux cleaned = 0.00158839 Jy ! Component: 3200 - total flux cleaned = 0.00158054 Jy ! Component: 3250 - total flux cleaned = 0.00159616 Jy ! Component: 3300 - total flux cleaned = 0.00165065 Jy ! Component: 3350 - total flux cleaned = 0.00165828 Jy ! Component: 3400 - total flux cleaned = 0.00166604 Jy ! Component: 3450 - total flux cleaned = 0.00167363 Jy ! Component: 3500 - total flux cleaned = 0.00169654 Jy ! Component: 3550 - total flux cleaned = 0.00171171 Jy ! Component: 3600 - total flux cleaned = 0.00174196 Jy ! Component: 3650 - total flux cleaned = 0.00176437 Jy ! Component: 3700 - total flux cleaned = 0.00180908 Jy ! Component: 3750 - total flux cleaned = 0.00180166 Jy ! Component: 3800 - total flux cleaned = 0.00177222 Jy ! Component: 3850 - total flux cleaned = 0.00180888 Jy ! Component: 3900 - total flux cleaned = 0.00186008 Jy ! Component: 3950 - total flux cleaned = 0.0018528 Jy ! Component: 4000 - total flux cleaned = 0.00187454 Jy ! Component: 4050 - total flux cleaned = 0.0019106 Jy ! Total flux subtracted in 4096 components = 0.00192492 Jy ! Clean residual min=-0.000410 max=0.000496 Jy/beam ! Clean residual mean=-0.000000 rms=0.000123 Jy/beam ! Combined flux in latest and established models = 0.0995339 Jy keep ! Adding 281 model components to the UV plane model. ! The established model now contains 356 components and 0.0995339 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J2340-0053_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8614 x 2.024 at -1.639 degrees (North through East) ! Clean map min=-0.00073948 max=0.070147 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J2340-0053_X_map.fits wmodel /vlbi/uf001/uva//J2340-0053_X_map.mod ! Writing 356 model components to file: /vlbi/uf001/uva//J2340-0053_X_map.mod wobs /vlbi/uf001/uva//J2340-0053_X_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J2340-0053_X_uvs.fits wwins /vlbi/uf001/uva//J2340-0053_X_map.win ! wwins: Wrote 4 windows to /vlbi/uf001/uva//J2340-0053_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0701475 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000122662 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.524588 0.524588 1.04918 2.09835 4.1967 8.3934 16.7868 33.5736 67.1472 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0003 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.07 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 571.877 quit ! Quitting program ! Log file /vlbi/uf001/uva//J2340-0053_X_dfm.log closed on Mon Jan 14 06:48:09 2019