! Started logfile: /vlbi/uf001/uva//J1254-2000_X_dfm.log on Mon Jan 14 02:06:21 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//J1254-2000_X_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J1254-2000_X_uva.fits ! AN table 1: 48 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.982407 visibilities/baseline/integration-bin. ! Found source: J1254-2000 ! ! 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 25464 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 J1254-2000_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 3 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 3 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 3 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 3 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 3 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 3 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 3 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 3 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 3 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 3 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 3 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 3 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.017339Jy sigma=20.979892 ! Fit after self-cal, rms=0.866272Jy sigma=17.750892 ! 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=0.6376 mas, bmaj=1.636 mas, bpa=-4.599 degrees ! Estimated noise=0.458492 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 = 0.100082 Jy ! Component: 100 - total flux cleaned = 0.124979 Jy ! Total flux subtracted in 100 components = 0.124979 Jy ! Clean residual min=-0.006966 max=0.010552 Jy/beam ! Clean residual mean=-0.000009 rms=0.001393 Jy/beam ! Combined flux in latest and established models = 0.124979 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 7 components and 0.124979 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=0.069963Jy sigma=1.372369 ! Fit after self-cal, rms=0.069927Jy sigma=1.371934 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0121157 Jy ! Component: 100 - total flux cleaned = 0.018805 Jy ! Total flux subtracted in 100 components = 0.018805 Jy ! Clean residual min=-0.006003 max=0.006097 Jy/beam ! Clean residual mean=-0.000004 rms=0.001120 Jy/beam ! Combined flux in latest and established models = 0.143784 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 8 components and 0.143784 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=0.067077Jy sigma=1.296230 ! Fit after self-cal, rms=0.067072Jy sigma=1.295976 ! 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=0.823 mas, bmaj=2.071 mas, bpa=-5.087 degrees ! Estimated noise=0.219677 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 (1, -2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00811763 Jy ! Component: 100 - total flux cleaned = 0.0131093 Jy ! Component: 150 - total flux cleaned = 0.016611 Jy ! Component: 200 - total flux cleaned = 0.0191332 Jy ! Total flux subtracted in 200 components = 0.0191332 Jy ! Clean residual min=-0.005049 max=0.005768 Jy/beam ! Clean residual mean=-0.000006 rms=0.001107 Jy/beam ! Combined flux in latest and established models = 0.162917 Jy ! Performing phase self-cal ! Adding 38 model components to the UV plane model. ! The established model now contains 44 components and 0.162917 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=0.066126Jy sigma=1.267956 ! Fit after self-cal, rms=0.066071Jy sigma=1.266040 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.823 x 2.071 at -5.087 degrees (North through East) ! Clean map min=-0.0046046 max=0.13418 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 FD 1.02 HN 1.04 KP 1.06 ! LA 0.85 MK 1.03 NL 1.06 OV 0.96 ! PT 1.00 SC 0.93 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.11 FD 1.05 HN 1.01 KP 1.08 ! LA 0.84 MK 1.00 NL 1.05 OV 0.94 ! PT 0.98 SC 0.97 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.11 FD 1.05 HN 1.05 KP 1.05 ! LA 0.85 MK 1.00 NL 1.04 OV 0.96 ! PT 1.01 SC 1.01 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.11 FD 1.04 HN 1.07 KP 1.06 ! LA 0.83 MK 1.01 NL 1.05 OV 0.96 ! PT 0.98 SC 0.98 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.10 FD 1.05 HN 1.03 KP 1.05 ! LA 0.86 MK 0.98 NL 1.05 OV 0.97 ! PT 1.02 SC 1.00 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 FD 1.05 HN 1.11 KP 1.07 ! LA 0.84 MK 0.99 NL 1.03 OV 0.96 ! PT 0.96 SC 0.98 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.13 FD 1.04 HN 1.04 KP 1.03 ! LA 0.82 MK 1.00 NL 1.06 OV 0.97 ! PT 0.99 SC 0.99 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 FD 1.03 HN 1.05 KP 1.05 ! LA 0.83 MK 1.03 NL 1.07 OV 0.96 ! PT 0.99 SC 0.93 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.11 FD 1.06 HN 1.08 KP 1.07 ! LA 0.83 MK 1.00 NL 1.03 OV 0.98 ! PT 0.98 SC 0.97 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.12 FD 1.03 HN 1.08 KP 1.06 ! LA 0.84 MK 1.00 NL 1.07 OV 0.95 ! PT 0.97 SC 1.00 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.11 FD 1.03 HN 1.06 KP 1.05 ! LA 0.81 MK 0.99 NL 1.07 OV 0.96 ! PT 0.95 SC 0.98 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 FD 1.02 HN 1.05 KP 1.05 ! LA 0.84 MK 1.03 NL 1.03 OV 0.95 ! PT 0.98 SC 0.98 ! ! ! Fit before self-cal, rms=0.066071Jy sigma=1.266040 ! Fit after self-cal, rms=0.065149Jy sigma=1.222242 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.8254 mas, bmaj=2.076 mas, bpa=-4.768 degrees ! Estimated noise=0.218856 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 = -0.000803585 Jy ! Component: 100 - total flux cleaned = -0.000977745 Jy ! Component: 150 - total flux cleaned = -0.00104676 Jy ! Component: 200 - total flux cleaned = -0.00107853 Jy ! Total flux subtracted in 200 components = -0.00107853 Jy ! Clean residual min=-0.001451 max=0.001731 Jy/beam ! Clean residual mean=0.000000 rms=0.000343 Jy/beam ! Combined flux in latest and established models = 0.161838 Jy ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 69 components and 0.161838 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=0.065097Jy sigma=1.221135 ! Fit after self-cal, rms=0.065225Jy sigma=1.220526 ! 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=0.065225Jy sigma=1.220526 ! Fit after self-cal, rms=0.065559Jy sigma=1.216711 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8261 mas, bmaj=2.078 mas, bpa=-4.866 degrees ! Estimated noise=0.218965 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00015585 Jy ! Component: 100 - total flux cleaned = -0.000209188 Jy ! Component: 150 - total flux cleaned = -0.00020916 Jy ! Component: 200 - total flux cleaned = -0.000232976 Jy ! Total flux subtracted in 200 components = -0.000232976 Jy ! Clean residual min=-0.001281 max=0.001126 Jy/beam ! Clean residual mean=-0.000000 rms=0.000267 Jy/beam ! Combined flux in latest and established models = 0.161605 Jy selfcal ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 80 components and 0.161605 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=0.065534Jy sigma=1.216276 ! Fit after self-cal, rms=0.065547Jy sigma=1.216232 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 = -0.000125766 Jy ! Component: 100 - total flux cleaned = -0.000145514 Jy ! Component: 150 - total flux cleaned = -0.000164604 Jy ! Component: 200 - total flux cleaned = -0.000182604 Jy ! Total flux subtracted in 200 components = -0.000182604 Jy ! Clean residual min=-0.001231 max=0.001113 Jy/beam ! Clean residual mean=-0.000000 rms=0.000262 Jy/beam ! Combined flux in latest and established models = 0.161423 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 84 components and 0.161423 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=0.065534Jy sigma=1.216051 ! Fit after self-cal, rms=0.065533Jy sigma=1.216043 ! 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=0.065533Jy sigma=1.216043 ! Fit after self-cal, rms=0.065644Jy sigma=1.215902 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8257 mas, bmaj=2.078 mas, bpa=-4.878 degrees ! Estimated noise=0.218886 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000186962 Jy ! Component: 100 - total flux cleaned = -0.000206635 Jy ! Component: 150 - total flux cleaned = -0.000223784 Jy ! Component: 200 - total flux cleaned = -0.000223928 Jy ! Total flux subtracted in 200 components = -0.000223928 Jy ! Clean residual min=-0.001155 max=0.001088 Jy/beam ! Clean residual mean=-0.000000 rms=0.000254 Jy/beam ! Combined flux in latest and established models = 0.161199 Jy selfcal ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 88 components and 0.161199 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=0.065632Jy sigma=1.215717 ! Fit after self-cal, rms=0.065636Jy sigma=1.215709 flux_cutoff = imstat(rms) * dynam ! Inverting map repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -8.87918e-05 Jy ! Component: 100 - total flux cleaned = -0.000102826 Jy ! Component: 150 - total flux cleaned = -0.000102951 Jy ! Component: 200 - total flux cleaned = -0.000116657 Jy ! Total flux subtracted in 200 components = -0.000116657 Jy ! Clean residual min=-0.001127 max=0.001074 Jy/beam ! Clean residual mean=-0.000000 rms=0.000251 Jy/beam ! Combined flux in latest and established models = 0.161082 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 90 components and 0.161082 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=0.065629Jy sigma=1.215613 ! Fit after self-cal, rms=0.065628Jy sigma=1.215611 ! 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=0.065628Jy sigma=1.215611 ! Fit after self-cal, rms=0.065659Jy sigma=1.215576 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.166 mas, bmaj=4.721 mas, bpa=0.7702 degrees ! Estimated noise=0.276488 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -8.22532e-05 Jy ! Component: 100 - total flux cleaned = -9.32078e-05 Jy ! Component: 150 - total flux cleaned = -0.000102376 Jy ! Component: 200 - total flux cleaned = -0.000110277 Jy ! Total flux subtracted in 200 components = -0.000110277 Jy ! Clean residual min=-0.001092 max=0.001071 Jy/beam ! Clean residual mean=-0.000000 rms=0.000292 Jy/beam ! Combined flux in latest and established models = 0.160972 Jy selfcal ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 105 components and 0.160972 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=0.065658Jy sigma=1.215551 ! Fit after self-cal, rms=0.065658Jy sigma=1.215546 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 = -5.29611e-05 Jy ! Component: 100 - total flux cleaned = -4.58997e-05 Jy ! Component: 150 - total flux cleaned = -3.94776e-05 Jy ! Component: 200 - total flux cleaned = -3.96654e-05 Jy ! Total flux subtracted in 200 components = -3.96654e-05 Jy ! Clean residual min=-0.001075 max=0.001063 Jy/beam ! Clean residual mean=0.000000 rms=0.000289 Jy/beam ! Combined flux in latest and established models = 0.160932 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 110 components and 0.160932 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=0.065658Jy sigma=1.215551 ! Fit after self-cal, rms=0.065657Jy sigma=1.215550 ! 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=0.8254 mas, bmaj=2.078 mas, bpa=-4.862 degrees ! Estimated noise=0.218879 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8254 x 2.078 at -4.862 degrees (North through East) ! Clean map min=-0.0010458 max=0.13442 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=0.6379 mas, bmaj=1.634 mas, bpa=-4.236 degrees ! Estimated noise=0.458741 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0999564 Jy ! Component: 100 - total flux cleaned = 0.125027 Jy ! Component: 150 - total flux cleaned = 0.137277 Jy ! Component: 200 - total flux cleaned = 0.144133 Jy ! Total flux subtracted in 200 components = 0.144133 Jy ! Clean residual min=-0.003300 max=0.003450 Jy/beam ! Clean residual mean=-0.000002 rms=0.000718 Jy/beam ! Combined flux in latest and established models = 0.144133 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 10 model components to the UV plane model. ! The established model now contains 10 components and 0.144133 Jy ! Inverting map and beam ! Estimated beam: bmin=0.8254 mas, bmaj=2.078 mas, bpa=-4.862 degrees ! Estimated noise=0.218879 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 = 0.00622614 Jy ! Component: 100 - total flux cleaned = 0.0097521 Jy ! Component: 150 - total flux cleaned = 0.0120348 Jy ! Component: 200 - total flux cleaned = 0.0136162 Jy ! Total flux subtracted in 200 components = 0.0136162 Jy ! Clean residual min=-0.001141 max=0.001468 Jy/beam ! Clean residual mean=-0.000002 rms=0.000279 Jy/beam ! Combined flux in latest and established models = 0.15775 Jy ! Adding 36 model components to the UV plane model. ! The established model now contains 41 components and 0.15775 Jy ! Inverting map ! Added new window around map position (-1, 3). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00115613 Jy ! Component: 100 - total flux cleaned = 0.00158778 Jy ! Component: 150 - total flux cleaned = 0.00189695 Jy ! Component: 200 - total flux cleaned = 0.00209964 Jy ! Total flux subtracted in 200 components = 0.00209964 Jy ! Clean residual min=-0.001118 max=0.001113 Jy/beam ! Clean residual mean=-0.000001 rms=0.000250 Jy/beam ! Combined flux in latest and established models = 0.159849 Jy ! Adding 23 model components to the UV plane model. ! The established model now contains 55 components and 0.159849 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=2.166 mas, bmaj=4.721 mas, bpa=0.7702 degrees ! Estimated noise=0.276488 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000712579 Jy ! Component: 100 - total flux cleaned = 0.000760643 Jy ! Component: 150 - total flux cleaned = 0.000774041 Jy ! Component: 200 - total flux cleaned = 0.000785319 Jy ! Total flux subtracted in 200 components = 0.000785319 Jy ! Clean residual min=-0.001146 max=0.001030 Jy/beam ! Clean residual mean=-0.000000 rms=0.000289 Jy/beam ! Combined flux in latest and established models = 0.160635 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 = -1.87002e-05 Jy ! Component: 100 - total flux cleaned = -1.81687e-05 Jy ! Component: 150 - total flux cleaned = -2.57745e-05 Jy ! Component: 200 - total flux cleaned = -3.28388e-05 Jy ! Total flux subtracted in 200 components = -3.28388e-05 Jy ! Clean residual min=-0.001133 max=0.001042 Jy/beam ! Clean residual mean=-0.000000 rms=0.000286 Jy/beam ! Combined flux in latest and established models = 0.160602 Jy ! Adding 24 model components to the UV plane model. ! The established model now contains 78 components and 0.160602 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.8254 mas, bmaj=2.078 mas, bpa=-4.862 degrees ! Estimated noise=0.218879 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000199848 Jy ! Component: 100 - total flux cleaned = -0.000182448 Jy ! Component: 150 - total flux cleaned = -0.000182408 Jy ! Component: 200 - total flux cleaned = -0.00018273 Jy ! Total flux subtracted in 200 components = -0.00018273 Jy ! Clean residual min=-0.001099 max=0.001115 Jy/beam ! Clean residual mean=-0.000001 rms=0.000241 Jy/beam ! Combined flux in latest and established models = 0.160419 Jy selfcal ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 91 components and 0.160419 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=0.065634Jy sigma=1.215291 ! Fit after self-cal, rms=0.065625Jy sigma=1.215211 wmodel J1254-2000_X_map.mod ! Writing 91 model components to file: J1254-2000_X_map.mod wobs J1254-2000_X_uvs.fits ! Writing UV FITS file: J1254-2000_X_uvs.fits wwins J1254-2000_X_map.win ! wwins: Wrote 3 windows to J1254-2000_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 = -0.00021923 Jy ! Component: 100 - total flux cleaned = -0.000294101 Jy ! Component: 150 - total flux cleaned = -0.000468116 Jy ! Component: 200 - total flux cleaned = -0.000568394 Jy ! Component: 250 - total flux cleaned = -0.000665413 Jy ! Component: 300 - total flux cleaned = -0.000743882 Jy ! Component: 350 - total flux cleaned = -0.00074355 Jy ! Component: 400 - total flux cleaned = -0.000758683 Jy ! Component: 450 - total flux cleaned = -0.000773317 Jy ! Component: 500 - total flux cleaned = -0.00075889 Jy ! Component: 550 - total flux cleaned = -0.000716698 Jy ! Component: 600 - total flux cleaned = -0.000689191 Jy ! Component: 650 - total flux cleaned = -0.000661945 Jy ! Component: 700 - total flux cleaned = -0.000621492 Jy ! Component: 750 - total flux cleaned = -0.000608254 Jy ! Component: 800 - total flux cleaned = -0.00056879 Jy ! Component: 850 - total flux cleaned = -0.000530181 Jy ! Component: 900 - total flux cleaned = -0.00052995 Jy ! Component: 950 - total flux cleaned = -0.000492007 Jy ! Component: 1000 - total flux cleaned = -0.000467248 Jy ! Component: 1050 - total flux cleaned = -0.000479356 Jy ! Component: 1100 - total flux cleaned = -0.000479314 Jy ! Component: 1150 - total flux cleaned = -0.000431511 Jy ! Component: 1200 - total flux cleaned = -0.000443538 Jy ! Component: 1250 - total flux cleaned = -0.000431725 Jy ! Component: 1300 - total flux cleaned = -0.000420137 Jy ! Component: 1350 - total flux cleaned = -0.000397107 Jy ! Component: 1400 - total flux cleaned = -0.000351815 Jy ! Component: 1450 - total flux cleaned = -0.000374203 Jy ! Component: 1500 - total flux cleaned = -0.000329773 Jy ! Component: 1550 - total flux cleaned = -0.000329762 Jy ! Component: 1600 - total flux cleaned = -0.000329794 Jy ! Component: 1650 - total flux cleaned = -0.000297436 Jy ! Component: 1700 - total flux cleaned = -0.000286912 Jy ! Component: 1750 - total flux cleaned = -0.00030812 Jy ! Component: 1800 - total flux cleaned = -0.000276561 Jy ! Component: 1850 - total flux cleaned = -0.00028696 Jy ! Component: 1900 - total flux cleaned = -0.000256061 Jy ! Component: 1950 - total flux cleaned = -0.00028674 Jy ! Component: 2000 - total flux cleaned = -0.000266294 Jy ! Component: 2050 - total flux cleaned = -0.000266416 Jy ! Component: 2100 - total flux cleaned = -0.000256427 Jy ! Component: 2150 - total flux cleaned = -0.000236764 Jy ! Component: 2200 - total flux cleaned = -0.000256501 Jy ! Component: 2250 - total flux cleaned = -0.000236958 Jy ! Component: 2300 - total flux cleaned = -0.000237033 Jy ! Component: 2350 - total flux cleaned = -0.000256187 Jy ! Component: 2400 - total flux cleaned = -0.000227577 Jy ! Component: 2450 - total flux cleaned = -0.000236986 Jy ! Component: 2500 - total flux cleaned = -0.000199512 Jy ! Component: 2550 - total flux cleaned = -0.000218135 Jy ! Component: 2600 - total flux cleaned = -0.000171899 Jy ! Component: 2650 - total flux cleaned = -0.000162654 Jy ! Component: 2700 - total flux cleaned = -0.000153546 Jy ! Component: 2750 - total flux cleaned = -0.00012647 Jy ! Component: 2800 - total flux cleaned = -9.95587e-05 Jy ! Component: 2850 - total flux cleaned = -8.17265e-05 Jy ! Component: 2900 - total flux cleaned = -5.51643e-05 Jy ! Component: 2950 - total flux cleaned = -5.52617e-05 Jy ! Component: 3000 - total flux cleaned = -1.1447e-05 Jy ! Component: 3050 - total flux cleaned = 2.33165e-05 Jy ! Component: 3100 - total flux cleaned = 2.32573e-05 Jy ! Component: 3150 - total flux cleaned = 8.32262e-05 Jy ! Component: 3200 - total flux cleaned = 0.000108781 Jy ! Component: 3250 - total flux cleaned = 0.000134226 Jy ! Component: 3300 - total flux cleaned = 0.000151064 Jy ! Component: 3350 - total flux cleaned = 0.000176236 Jy ! Component: 3400 - total flux cleaned = 0.000184595 Jy ! Component: 3450 - total flux cleaned = 0.000225927 Jy ! Component: 3500 - total flux cleaned = 0.000242425 Jy ! Component: 3550 - total flux cleaned = 0.000258766 Jy ! Component: 3600 - total flux cleaned = 0.000315692 Jy ! Component: 3650 - total flux cleaned = 0.000323794 Jy ! Component: 3700 - total flux cleaned = 0.000331863 Jy ! Component: 3750 - total flux cleaned = 0.000355865 Jy ! Component: 3800 - total flux cleaned = 0.000387665 Jy ! Component: 3850 - total flux cleaned = 0.000419307 Jy ! Component: 3900 - total flux cleaned = 0.000419335 Jy ! Component: 3950 - total flux cleaned = 0.000442831 Jy ! Component: 4000 - total flux cleaned = 0.000458337 Jy ! Component: 4050 - total flux cleaned = 0.00050482 Jy ! Total flux subtracted in 4096 components = 0.000481709 Jy ! Clean residual min=-0.000446 max=0.000530 Jy/beam ! Clean residual mean=0.000000 rms=0.000130 Jy/beam ! Combined flux in latest and established models = 0.160901 Jy keep ! Adding 255 model components to the UV plane model. ! The established model now contains 346 components and 0.160901 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J1254-2000_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8254 x 2.078 at -4.862 degrees (North through East) ! Clean map min=-0.00086634 max=0.13529 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J1254-2000_X_map.fits wmodel /vlbi/uf001/uva//J1254-2000_X_map.mod ! Writing 346 model components to file: /vlbi/uf001/uva//J1254-2000_X_map.mod wobs /vlbi/uf001/uva//J1254-2000_X_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J1254-2000_X_uvs.fits wwins /vlbi/uf001/uva//J1254-2000_X_map.win ! wwins: Wrote 4 windows to /vlbi/uf001/uva//J1254-2000_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.135288 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000128617 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.285206 0.285206 0.570413 1.14083 2.28165 4.5633 9.1266 18.2532 36.5064 73.0128 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0003 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.135 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 1051.87 quit ! Quitting program ! Log file /vlbi/uf001/uva//J1254-2000_X_dfm.log closed on Mon Jan 14 02:06:26 2019