! Started logfile: /vlbi/uf001/uva//J0300-0531_X_dfm.log on Sun Jan 13 21:37:56 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//J0300-0531_X_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J0300-0531_X_uva.fits ! AN table 1: 42 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.807407 visibilities/baseline/integration-bin. ! Found source: J0300-0531 ! ! 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 18312 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 J0300-0531_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 121 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 121 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 121 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 121 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 121 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 121 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 121 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 121 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 121 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 121 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 121 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 121 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.005660Jy sigma=20.457599 ! Fit after self-cal, rms=0.921811Jy sigma=18.675425 ! 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=0.6836 mas, bmaj=1.685 mas, bpa=2.051 degrees ! Estimated noise=0.44435 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 = 0.0571879 Jy ! Component: 100 - total flux cleaned = 0.0793559 Jy ! Total flux subtracted in 100 components = 0.0793559 Jy ! Clean residual min=-0.005421 max=0.010416 Jy/beam ! Clean residual mean=-0.000009 rms=0.001378 Jy/beam ! Combined flux in latest and established models = 0.0793559 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 9 components and 0.0793559 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=0.067960Jy sigma=1.329158 ! Fit after self-cal, rms=0.067144Jy sigma=1.314301 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0135722 Jy ! Component: 100 - total flux cleaned = 0.0214213 Jy ! Total flux subtracted in 100 components = 0.0214213 Jy ! Clean residual min=-0.004340 max=0.005468 Jy/beam ! Clean residual mean=-0.000006 rms=0.001039 Jy/beam ! Combined flux in latest and established models = 0.100777 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 17 components and 0.100777 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=0.063859Jy sigma=1.232828 ! Fit after self-cal, rms=0.063763Jy sigma=1.231091 ! 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=0.8333 mas, bmaj=1.912 mas, bpa=1.438 degrees ! Estimated noise=0.309569 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 = 0.00684216 Jy ! Component: 100 - total flux cleaned = 0.0103452 Jy ! Component: 150 - total flux cleaned = 0.0121627 Jy ! Component: 200 - total flux cleaned = 0.0127285 Jy ! Total flux subtracted in 200 components = 0.0127285 Jy ! Clean residual min=-0.004076 max=0.005486 Jy/beam ! Clean residual mean=-0.000008 rms=0.001061 Jy/beam ! Combined flux in latest and established models = 0.113506 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 19 components and 0.113506 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=0.063238Jy sigma=1.213421 ! Fit after self-cal, rms=0.063202Jy sigma=1.212952 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8333 x 1.912 at 1.438 degrees (North through East) ! Clean map min=-0.0039723 max=0.080375 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 0.90 HN 0.97 KP 0.97 ! LA 1.00 MK 1.03 NL 1.17 OV 0.90 ! PT 1.00* SC 0.94 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 0.94 HN 1.02 KP 0.94 ! LA 1.01 MK 0.99 NL 1.21 OV 0.86 ! PT 1.00* SC 0.87 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 0.96 HN 0.96 KP 0.95 ! LA 1.00 MK 1.05 NL 1.13 OV 0.93 ! PT 1.00* SC 0.94 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 0.94 HN 0.92 KP 0.98 ! LA 1.05 MK 0.93 NL 1.15 OV 0.87 ! PT 1.00* SC 0.97 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 0.94 HN 0.95 KP 0.96 ! LA 1.05 MK 0.98 NL 1.20 OV 0.91 ! PT 1.00* SC 1.05 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 0.90 HN 0.96 KP 0.98 ! LA 1.05 MK 0.99 NL 1.16 OV 0.94 ! PT 1.00* SC 0.95 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 0.96 HN 0.97 KP 0.98 ! LA 1.05 MK 0.96 NL 1.11 OV 0.93 ! PT 1.00* SC 0.98 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 0.91 HN 0.98 KP 0.97 ! LA 1.03 MK 0.89 NL 1.27 OV 0.91 ! PT 1.00* SC 0.96 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 0.96 HN 1.00 KP 0.95 ! LA 1.04 MK 0.96 NL 1.16 OV 0.89 ! PT 1.00* SC 0.94 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 0.95 HN 0.93 KP 1.00 ! LA 1.07 MK 1.00 NL 1.13 OV 0.93 ! PT 1.00* SC 1.03 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 0.94 HN 0.89 KP 0.98 ! LA 1.02 MK 1.02 NL 1.23 OV 0.91 ! PT 1.00* SC 0.97 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 0.94 HN 0.86 KP 1.00 ! LA 1.07 MK 0.96 NL 1.24 OV 0.90 ! PT 1.00* SC 0.92 ! ! ! Fit before self-cal, rms=0.063202Jy sigma=1.212952 ! Fit after self-cal, rms=0.061729Jy sigma=1.196999 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.8256 mas, bmaj=1.908 mas, bpa=1.711 degrees ! Estimated noise=0.301588 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 = -0.000169571 Jy ! Component: 100 - total flux cleaned = -6.40791e-05 Jy ! Component: 150 - total flux cleaned = -7.91816e-06 Jy ! Component: 200 - total flux cleaned = 1.55423e-05 Jy ! Total flux subtracted in 200 components = 1.55423e-05 Jy ! Clean residual min=-0.003224 max=0.003594 Jy/beam ! Clean residual mean=-0.000005 rms=0.000903 Jy/beam ! Combined flux in latest and established models = 0.113521 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 23 components and 0.113521 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=0.061680Jy sigma=1.196529 ! Fit after self-cal, rms=0.061759Jy sigma=1.196072 ! 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=0.061759Jy sigma=1.196072 ! Fit after self-cal, rms=0.069330Jy sigma=1.162403 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8215 mas, bmaj=1.924 mas, bpa=1.486 degrees ! Estimated noise=0.302913 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00050141 Jy ! Component: 100 - total flux cleaned = 0.000540268 Jy ! Component: 150 - total flux cleaned = 0.00059228 Jy ! Component: 200 - total flux cleaned = 0.000639736 Jy ! Total flux subtracted in 200 components = 0.000639736 Jy ! Clean residual min=-0.001945 max=0.003013 Jy/beam ! Clean residual mean=-0.000000 rms=0.000429 Jy/beam ! Combined flux in latest and established models = 0.114161 Jy selfcal ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 34 components and 0.114161 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=0.069320Jy sigma=1.162133 ! Fit after self-cal, rms=0.069575Jy sigma=1.161407 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 (3.2, -1.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00242559 Jy ! Component: 100 - total flux cleaned = 0.0033 Jy ! Component: 150 - total flux cleaned = 0.00371886 Jy ! Component: 200 - total flux cleaned = 0.00410746 Jy ! Total flux subtracted in 200 components = 0.00410746 Jy ! Clean residual min=-0.001636 max=0.001473 Jy/beam ! Clean residual mean=-0.000001 rms=0.000379 Jy/beam ! Combined flux in latest and established models = 0.118268 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 55 components and 0.118268 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=0.069479Jy sigma=1.159150 ! Fit after self-cal, rms=0.069449Jy sigma=1.158835 ! 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=0.069449Jy sigma=1.158835 ! Fit after self-cal, rms=0.070115Jy sigma=1.158424 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8189 mas, bmaj=1.923 mas, bpa=1.546 degrees ! Estimated noise=0.30186 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000999065 Jy ! Component: 100 - total flux cleaned = 0.00117813 Jy ! Component: 150 - total flux cleaned = 0.0012619 Jy ! Component: 200 - total flux cleaned = 0.00135552 Jy ! Total flux subtracted in 200 components = 0.00135552 Jy ! Clean residual min=-0.001464 max=0.001373 Jy/beam ! Clean residual mean=-0.000001 rms=0.000350 Jy/beam ! Combined flux in latest and established models = 0.119624 Jy selfcal ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 61 components and 0.119624 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=0.070092Jy sigma=1.157944 ! Fit after self-cal, rms=0.070111Jy sigma=1.157885 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 = 0.000234835 Jy ! Component: 100 - total flux cleaned = 0.000308325 Jy ! Component: 150 - total flux cleaned = 0.000408438 Jy ! Component: 200 - total flux cleaned = 0.000502046 Jy ! Total flux subtracted in 200 components = 0.000502046 Jy ! Clean residual min=-0.001438 max=0.001367 Jy/beam ! Clean residual mean=-0.000001 rms=0.000346 Jy/beam ! Combined flux in latest and established models = 0.120126 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 66 components and 0.120126 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=0.070099Jy sigma=1.157705 ! Fit after self-cal, rms=0.070100Jy sigma=1.157691 ! 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=0.070100Jy sigma=1.157691 ! Fit after self-cal, rms=0.069886Jy sigma=1.157647 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.978 mas, bmaj=3.155 mas, bpa=9.855 degrees ! Estimated noise=0.411463 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00079722 Jy ! Component: 100 - total flux cleaned = 0.0012783 Jy ! Component: 150 - total flux cleaned = 0.001479 Jy ! Component: 200 - total flux cleaned = 0.00157238 Jy ! Total flux subtracted in 200 components = 0.00157238 Jy ! Clean residual min=-0.001699 max=0.001528 Jy/beam ! Clean residual mean=-0.000003 rms=0.000431 Jy/beam ! Combined flux in latest and established models = 0.121698 Jy selfcal ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 79 components and 0.121698 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=0.069879Jy sigma=1.157740 ! Fit after self-cal, rms=0.069882Jy sigma=1.157706 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 = 0.000164525 Jy ! Component: 100 - total flux cleaned = 0.000283441 Jy ! Component: 150 - total flux cleaned = 0.000311446 Jy ! Component: 200 - total flux cleaned = 0.00033721 Jy ! Total flux subtracted in 200 components = 0.00033721 Jy ! Clean residual min=-0.001683 max=0.001543 Jy/beam ! Clean residual mean=-0.000003 rms=0.000429 Jy/beam ! Combined flux in latest and established models = 0.122036 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 83 components and 0.122036 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=0.069880Jy sigma=1.157784 ! Fit after self-cal, rms=0.069881Jy sigma=1.157774 ! 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=0.818 mas, bmaj=1.921 mas, bpa=1.546 degrees ! Estimated noise=0.301394 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.818 x 1.921 at 1.546 degrees (North through East) ! Clean map min=-0.0013322 max=0.077847 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=0.6722 mas, bmaj=1.702 mas, bpa=2.173 degrees ! Estimated noise=0.426594 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0558051 Jy ! Component: 100 - total flux cleaned = 0.0793656 Jy ! Component: 150 - total flux cleaned = 0.0922239 Jy ! Component: 200 - total flux cleaned = 0.100155 Jy ! Total flux subtracted in 200 components = 0.100155 Jy ! Clean residual min=-0.002886 max=0.004159 Jy/beam ! Clean residual mean=-0.000003 rms=0.000680 Jy/beam ! Combined flux in latest and established models = 0.100155 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 0.100155 Jy ! Inverting map and beam ! Estimated beam: bmin=0.818 mas, bmaj=1.921 mas, bpa=1.546 degrees ! Estimated noise=0.301394 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 = 0.00687289 Jy ! Component: 100 - total flux cleaned = 0.011039 Jy ! Component: 150 - total flux cleaned = 0.0137687 Jy ! Component: 200 - total flux cleaned = 0.0156982 Jy ! Total flux subtracted in 200 components = 0.0156982 Jy ! Clean residual min=-0.001885 max=0.001812 Jy/beam ! Clean residual mean=-0.000001 rms=0.000393 Jy/beam ! Combined flux in latest and established models = 0.115853 Jy ! Adding 19 model components to the UV plane model. ! The established model now contains 25 components and 0.115853 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=1.978 mas, bmaj=3.155 mas, bpa=9.855 degrees ! Estimated noise=0.411463 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00230069 Jy ! Component: 100 - total flux cleaned = 0.00365496 Jy ! Component: 150 - total flux cleaned = 0.00457428 Jy ! Component: 200 - total flux cleaned = 0.00522869 Jy ! Total flux subtracted in 200 components = 0.00522869 Jy ! Clean residual min=-0.001669 max=0.001542 Jy/beam ! Clean residual mean=-0.000003 rms=0.000439 Jy/beam ! Combined flux in latest and established models = 0.121082 Jy flux_cutoff = imstat(rms) * dynam repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam keep new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000205119 Jy ! Component: 100 - total flux cleaned = 0.000382484 Jy ! Component: 150 - total flux cleaned = 0.000550472 Jy ! Component: 200 - total flux cleaned = 0.000682193 Jy ! Total flux subtracted in 200 components = 0.000682193 Jy ! Clean residual min=-0.001656 max=0.001548 Jy/beam ! Clean residual mean=-0.000003 rms=0.000430 Jy/beam ! Combined flux in latest and established models = 0.121764 Jy ! Adding 34 model components to the UV plane model. ! The established model now contains 54 components and 0.121764 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.818 mas, bmaj=1.921 mas, bpa=1.546 degrees ! Estimated noise=0.301394 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000382382 Jy ! Component: 100 - total flux cleaned = -0.000481053 Jy ! Component: 150 - total flux cleaned = -0.000511451 Jy ! Component: 200 - total flux cleaned = -0.000488284 Jy ! Total flux subtracted in 200 components = -0.000488284 Jy ! Clean residual min=-0.001525 max=0.001406 Jy/beam ! Clean residual mean=-0.000001 rms=0.000351 Jy/beam ! Combined flux in latest and established models = 0.121276 Jy selfcal ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 71 components and 0.121276 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=0.069919Jy sigma=1.158485 ! Fit after self-cal, rms=0.069912Jy sigma=1.158176 wmodel J0300-0531_X_map.mod ! Writing 71 model components to file: J0300-0531_X_map.mod wobs J0300-0531_X_uvs.fits ! Writing UV FITS file: J0300-0531_X_uvs.fits wwins J0300-0531_X_map.win ! wwins: Wrote 2 windows to J0300-0531_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 = -0.000220873 Jy ! Component: 100 - total flux cleaned = -0.000371854 Jy ! Component: 150 - total flux cleaned = -0.000444487 Jy ! Component: 200 - total flux cleaned = -0.000513948 Jy ! Component: 250 - total flux cleaned = -0.000648362 Jy ! Component: 300 - total flux cleaned = -0.000735883 Jy ! Component: 350 - total flux cleaned = -0.000821575 Jy ! Component: 400 - total flux cleaned = -0.000926249 Jy ! Component: 450 - total flux cleaned = -0.000946724 Jy ! Component: 500 - total flux cleaned = -0.000927111 Jy ! Component: 550 - total flux cleaned = -0.00108566 Jy ! Component: 600 - total flux cleaned = -0.00100773 Jy ! Component: 650 - total flux cleaned = -0.00106561 Jy ! Component: 700 - total flux cleaned = -0.00112195 Jy ! Component: 750 - total flux cleaned = -0.00117759 Jy ! Component: 800 - total flux cleaned = -0.00125051 Jy ! Component: 850 - total flux cleaned = -0.00128645 Jy ! Component: 900 - total flux cleaned = -0.00133974 Jy ! Component: 950 - total flux cleaned = -0.00135749 Jy ! Component: 1000 - total flux cleaned = -0.00142688 Jy ! Component: 1050 - total flux cleaned = -0.0014442 Jy ! Component: 1100 - total flux cleaned = -0.00149528 Jy ! Component: 1150 - total flux cleaned = -0.00162896 Jy ! Component: 1200 - total flux cleaned = -0.00162881 Jy ! Component: 1250 - total flux cleaned = -0.00167818 Jy ! Component: 1300 - total flux cleaned = -0.00169438 Jy ! Component: 1350 - total flux cleaned = -0.00169434 Jy ! Component: 1400 - total flux cleaned = -0.00172605 Jy ! Component: 1450 - total flux cleaned = -0.00171035 Jy ! Component: 1500 - total flux cleaned = -0.0017569 Jy ! Component: 1550 - total flux cleaned = -0.0017878 Jy ! Component: 1600 - total flux cleaned = -0.00177235 Jy ! Component: 1650 - total flux cleaned = -0.00184801 Jy ! Component: 1700 - total flux cleaned = -0.00186267 Jy ! Component: 1750 - total flux cleaned = -0.00184789 Jy ! Component: 1800 - total flux cleaned = -0.00186268 Jy ! Component: 1850 - total flux cleaned = -0.00184802 Jy ! Component: 1900 - total flux cleaned = -0.00187718 Jy ! Component: 1950 - total flux cleaned = -0.00190582 Jy ! Component: 2000 - total flux cleaned = -0.0019626 Jy ! Component: 2050 - total flux cleaned = -0.00194851 Jy ! Component: 2100 - total flux cleaned = -0.00197639 Jy ! Component: 2150 - total flux cleaned = -0.00200397 Jy ! Component: 2200 - total flux cleaned = -0.0019765 Jy ! Component: 2250 - total flux cleaned = -0.00203119 Jy ! Component: 2300 - total flux cleaned = -0.00205832 Jy ! Component: 2350 - total flux cleaned = -0.00208513 Jy ! Component: 2400 - total flux cleaned = -0.00205841 Jy ! Component: 2450 - total flux cleaned = -0.00212479 Jy ! Component: 2500 - total flux cleaned = -0.00212475 Jy ! Component: 2550 - total flux cleaned = -0.00217683 Jy ! Component: 2600 - total flux cleaned = -0.00220283 Jy ! Component: 2650 - total flux cleaned = -0.00221577 Jy ! Component: 2700 - total flux cleaned = -0.00226661 Jy ! Component: 2750 - total flux cleaned = -0.00225405 Jy ! Component: 2800 - total flux cleaned = -0.00229159 Jy ! Component: 2850 - total flux cleaned = -0.002279 Jy ! Component: 2900 - total flux cleaned = -0.00227908 Jy ! Component: 2950 - total flux cleaned = -0.00227911 Jy ! Component: 3000 - total flux cleaned = -0.00229132 Jy ! Component: 3050 - total flux cleaned = -0.00224289 Jy ! Component: 3100 - total flux cleaned = -0.002255 Jy ! Component: 3150 - total flux cleaned = -0.002267 Jy ! Component: 3200 - total flux cleaned = -0.00227889 Jy ! Component: 3250 - total flux cleaned = -0.00224346 Jy ! Component: 3300 - total flux cleaned = -0.00225523 Jy ! Component: 3350 - total flux cleaned = -0.00224342 Jy ! Component: 3400 - total flux cleaned = -0.00225491 Jy ! Component: 3450 - total flux cleaned = -0.00222043 Jy ! Component: 3500 - total flux cleaned = -0.00216324 Jy ! Component: 3550 - total flux cleaned = -0.0021518 Jy ! Component: 3600 - total flux cleaned = -0.00210673 Jy ! Component: 3650 - total flux cleaned = -0.00209552 Jy ! Component: 3700 - total flux cleaned = -0.00209539 Jy ! Component: 3750 - total flux cleaned = -0.00208417 Jy ! Component: 3800 - total flux cleaned = -0.00208415 Jy ! Component: 3850 - total flux cleaned = -0.00207317 Jy ! Component: 3900 - total flux cleaned = -0.00205141 Jy ! Component: 3950 - total flux cleaned = -0.00199733 Jy ! Component: 4000 - total flux cleaned = -0.00201893 Jy ! Component: 4050 - total flux cleaned = -0.00205098 Jy ! Total flux subtracted in 4096 components = -0.00198717 Jy ! Clean residual min=-0.000724 max=0.000705 Jy/beam ! Clean residual mean=-0.000001 rms=0.000183 Jy/beam ! Combined flux in latest and established models = 0.119288 Jy keep ! Adding 300 model components to the UV plane model. ! The established model now contains 371 components and 0.119288 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J0300-0531_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.818 x 1.921 at 1.546 degrees (North through East) ! Clean map min=-0.0010577 max=0.077351 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J0300-0531_X_map.fits wmodel /vlbi/uf001/uva//J0300-0531_X_map.mod ! Writing 371 model components to file: /vlbi/uf001/uva//J0300-0531_X_map.mod wobs /vlbi/uf001/uva//J0300-0531_X_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J0300-0531_X_uvs.fits wwins /vlbi/uf001/uva//J0300-0531_X_map.win ! wwins: Wrote 3 windows to /vlbi/uf001/uva//J0300-0531_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0773507 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.00018273 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.708706 0.708706 1.41741 2.83482 5.66965 11.3393 22.6786 45.3572 90.7144 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0005 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.077 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 423.306 quit ! Quitting program ! Log file /vlbi/uf001/uva//J0300-0531_X_dfm.log closed on Sun Jan 13 21:38:00 2019