! Started logfile: /vlbi/uf001/uva//J0648+4907_X_dfm.log on Sun Jan 13 23:10:04 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//J0648+4907_X_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J0648+4907_X_uva.fits ! AN table 1: 57 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.993372 visibilities/baseline/integration-bin. ! Found source: J0648+4907 ! ! 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 30576 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 J0648+4907_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 30 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 30 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 30 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 30 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 30 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 30 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 30 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 30 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 30 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 30 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 30 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 30 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.003710Jy sigma=25.054413 ! Fit after self-cal, rms=0.935135Jy sigma=23.347491 ! 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=0.7867 mas, bmaj=1.029 mas, bpa=15.66 degrees ! Estimated noise=0.362528 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 = 0.0514688 Jy ! Component: 100 - total flux cleaned = 0.0627424 Jy ! Total flux subtracted in 100 components = 0.0627424 Jy ! Clean residual min=-0.002647 max=0.003300 Jy/beam ! Clean residual mean=0.000009 rms=0.000623 Jy/beam ! Combined flux in latest and established models = 0.0627424 Jy ! Performing phase self-cal ! Adding 2 model components to the UV plane model. ! The established model now contains 2 components and 0.0627424 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=0.057024Jy sigma=1.336391 ! Fit after self-cal, rms=0.056507Jy sigma=1.325184 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00256442 Jy ! Component: 100 - total flux cleaned = 0.00289493 Jy ! Total flux subtracted in 100 components = 0.00289493 Jy ! Clean residual min=-0.002582 max=0.002763 Jy/beam ! Clean residual mean=0.000008 rms=0.000577 Jy/beam ! Combined flux in latest and established models = 0.0656373 Jy ! Performing phase self-cal ! Adding 5 model components to the UV plane model. ! The established model now contains 5 components and 0.0656373 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=0.056328Jy sigma=1.321102 ! Fit after self-cal, rms=0.056321Jy sigma=1.320914 ! Inverting map print "============== Finished uniform weighting clean ===============" ! ============== Finished uniform weighting clean =============== ! uvw 0,-1 ! Uniform weighting is not currently selected. ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. win_mult = win_mult * 1.6 clean_niter = clean_niter * 2 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.013 mas, bmaj=1.388 mas, bpa=17.1 degrees ! Estimated noise=0.170038 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 (-2.2, -0.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0026561 Jy ! Component: 100 - total flux cleaned = 0.00342626 Jy ! Component: 150 - total flux cleaned = 0.00383897 Jy ! Component: 200 - total flux cleaned = 0.00400122 Jy ! Total flux subtracted in 200 components = 0.00400122 Jy ! Clean residual min=-0.002037 max=0.002229 Jy/beam ! Clean residual mean=0.000017 rms=0.000454 Jy/beam ! Combined flux in latest and established models = 0.0696385 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 28 components and 0.0696385 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=0.056151Jy sigma=1.315923 ! Fit after self-cal, rms=0.056133Jy sigma=1.315401 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.013 x 1.388 at 17.1 degrees (North through East) ! Clean map min=-0.0018637 max=0.066357 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 0.97 HN 0.87 KP 1.00 ! LA 1.04 MK 1.06 NL 1.17 OV 0.88 ! PT 0.90 SC 0.94 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 1.00 HN 0.85 KP 1.00 ! LA 0.98 MK 1.05 NL 1.17 OV 0.94 ! PT 0.96 SC 0.91 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 1.01 HN 0.90 KP 1.01 ! LA 1.06 MK 0.98 NL 1.13 OV 0.93 ! PT 0.99 SC 0.94 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.10 FD 1.04 HN 0.89 KP 0.99 ! LA 0.95 MK 1.09 NL 1.21 OV 0.89 ! PT 0.96 SC 0.95 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.13 FD 1.02 HN 0.82 KP 1.00 ! LA 1.01 MK 1.05 NL 1.12 OV 0.92 ! PT 0.98 SC 0.93 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.11 FD 1.02 HN 0.89 KP 1.05 ! LA 1.04 MK 1.06 NL 1.10 OV 0.91 ! PT 1.01 SC 0.89 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 1.01 HN 0.83 KP 0.98 ! LA 1.03 MK 1.07 NL 1.13 OV 0.89 ! PT 0.97 SC 1.01 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.10 FD 1.00 HN 0.85 KP 0.99 ! LA 1.03 MK 1.03 NL 1.16 OV 0.88 ! PT 1.00 SC 0.98 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 1.00 HN 0.89 KP 1.00 ! LA 1.01 MK 1.06 NL 1.15 OV 0.88 ! PT 1.00 SC 0.94 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 1.05 HN 0.85 KP 0.96 ! LA 0.98 MK 1.04 NL 1.12 OV 0.91 ! PT 1.03 SC 0.94 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 FD 1.01 HN 0.86 KP 1.02 ! LA 0.99 MK 1.04 NL 1.24 OV 0.96 ! PT 0.98 SC 0.92 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 1.06 HN 0.85 KP 1.02 ! LA 0.99 MK 0.99 NL 1.20 OV 0.92 ! PT 0.90 SC 1.04 ! ! ! Fit before self-cal, rms=0.056133Jy sigma=1.315401 ! Fit after self-cal, rms=0.054287Jy sigma=1.301333 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.003 mas, bmaj=1.386 mas, bpa=17.38 degrees ! Estimated noise=0.168867 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 = 1.17594e-05 Jy ! Component: 100 - total flux cleaned = -0.000197009 Jy ! Component: 150 - total flux cleaned = -0.000261174 Jy ! Component: 200 - total flux cleaned = -0.00027854 Jy ! Total flux subtracted in 200 components = -0.00027854 Jy ! Clean residual min=-0.001303 max=0.001356 Jy/beam ! Clean residual mean=0.000016 rms=0.000317 Jy/beam ! Combined flux in latest and established models = 0.06936 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 45 components and 0.06936 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=0.054262Jy sigma=1.300778 ! Fit after self-cal, rms=0.054294Jy sigma=1.300242 ! 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=0.054294Jy sigma=1.300242 ! Fit after self-cal, rms=0.054943Jy sigma=1.292194 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.003 mas, bmaj=1.378 mas, bpa=17.92 degrees ! Estimated noise=0.169198 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000212224 Jy ! Component: 100 - total flux cleaned = 0.000155374 Jy ! Component: 150 - total flux cleaned = 7.46425e-05 Jy ! Component: 200 - total flux cleaned = 1.88794e-05 Jy ! Total flux subtracted in 200 components = 1.88794e-05 Jy ! Clean residual min=-0.000904 max=0.000878 Jy/beam ! Clean residual mean=0.000003 rms=0.000214 Jy/beam ! Combined flux in latest and established models = 0.0693789 Jy selfcal ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 57 components and 0.0693789 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=0.054930Jy sigma=1.291911 ! Fit after self-cal, rms=0.054974Jy sigma=1.291601 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 = -3.75106e-05 Jy ! Component: 100 - total flux cleaned = -7.40653e-05 Jy ! Component: 150 - total flux cleaned = -0.000107326 Jy ! Component: 200 - total flux cleaned = -0.000127636 Jy ! Total flux subtracted in 200 components = -0.000127636 Jy ! Clean residual min=-0.000898 max=0.000889 Jy/beam ! Clean residual mean=0.000004 rms=0.000213 Jy/beam ! Combined flux in latest and established models = 0.0692512 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 61 components and 0.0692512 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=0.054969Jy sigma=1.291504 ! Fit after self-cal, rms=0.054969Jy sigma=1.291493 ! 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=0.054969Jy sigma=1.291493 ! Fit after self-cal, rms=0.055155Jy sigma=1.291447 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.002 mas, bmaj=1.376 mas, bpa=18.01 degrees ! Estimated noise=0.169499 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 9.86667e-05 Jy ! Component: 100 - total flux cleaned = 8.61713e-05 Jy ! Component: 150 - total flux cleaned = 6.50004e-05 Jy ! Component: 200 - total flux cleaned = 6.46735e-05 Jy ! Total flux subtracted in 200 components = 6.46735e-05 Jy ! Clean residual min=-0.000873 max=0.000870 Jy/beam ! Clean residual mean=0.000003 rms=0.000210 Jy/beam ! Combined flux in latest and established models = 0.0693159 Jy selfcal ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 65 components and 0.0693159 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=0.055150Jy sigma=1.291345 ! Fit after self-cal, rms=0.055155Jy sigma=1.291338 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 = -2.86257e-05 Jy ! Component: 100 - total flux cleaned = -3.74465e-05 Jy ! Component: 150 - total flux cleaned = -3.76229e-05 Jy ! Component: 200 - total flux cleaned = -3.01298e-05 Jy ! Total flux subtracted in 200 components = -3.01298e-05 Jy ! Clean residual min=-0.000869 max=0.000865 Jy/beam ! Clean residual mean=0.000003 rms=0.000210 Jy/beam ! Combined flux in latest and established models = 0.0692858 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 69 components and 0.0692858 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=0.055153Jy sigma=1.291286 ! Fit after self-cal, rms=0.055152Jy sigma=1.291283 ! 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=0.055152Jy sigma=1.291283 ! Fit after self-cal, rms=0.055215Jy sigma=1.291264 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.209 mas, bmaj=2.472 mas, bpa=31.59 degrees ! Estimated noise=0.217958 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000382442 Jy ! Component: 100 - total flux cleaned = 0.000509605 Jy ! Component: 150 - total flux cleaned = 0.000558769 Jy ! Component: 200 - total flux cleaned = 0.000583345 Jy ! Total flux subtracted in 200 components = 0.000583345 Jy ! Clean residual min=-0.000985 max=0.001021 Jy/beam ! Clean residual mean=0.000006 rms=0.000263 Jy/beam ! Combined flux in latest and established models = 0.0698691 Jy selfcal ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 73 components and 0.0698691 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=0.055215Jy sigma=1.291246 ! Fit after self-cal, rms=0.055215Jy sigma=1.291236 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 = 3.91016e-05 Jy ! Component: 100 - total flux cleaned = 4.86091e-05 Jy ! Component: 150 - total flux cleaned = 5.65317e-05 Jy ! Component: 200 - total flux cleaned = 6.32908e-05 Jy ! Total flux subtracted in 200 components = 6.32908e-05 Jy ! Clean residual min=-0.000983 max=0.001023 Jy/beam ! Clean residual mean=0.000006 rms=0.000262 Jy/beam ! Combined flux in latest and established models = 0.0699324 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 77 components and 0.0699324 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=0.055215Jy sigma=1.291237 ! Fit after self-cal, rms=0.055215Jy sigma=1.291239 ! 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=1.001 mas, bmaj=1.375 mas, bpa=18.03 degrees ! Estimated noise=0.169673 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.001 x 1.375 at 18.03 degrees (North through East) ! Clean map min=-0.00079051 max=0.066107 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=0.7787 mas, bmaj=1.019 mas, bpa=16.33 degrees ! Estimated noise=0.357108 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0510403 Jy ! Component: 100 - total flux cleaned = 0.0625061 Jy ! Component: 150 - total flux cleaned = 0.0657709 Jy ! Component: 200 - total flux cleaned = 0.0674622 Jy ! Total flux subtracted in 200 components = 0.0674622 Jy ! Clean residual min=-0.001996 max=0.001824 Jy/beam ! Clean residual mean=0.000002 rms=0.000434 Jy/beam ! Combined flux in latest and established models = 0.0674622 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 0.0674622 Jy ! Inverting map and beam ! Estimated beam: bmin=1.001 mas, bmaj=1.375 mas, bpa=18.03 degrees ! Estimated noise=0.169673 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 = 0.00176026 Jy ! Component: 100 - total flux cleaned = 0.00215017 Jy ! Component: 150 - total flux cleaned = 0.00226251 Jy ! Component: 200 - total flux cleaned = 0.00226324 Jy ! Total flux subtracted in 200 components = 0.00226324 Jy ! Clean residual min=-0.000912 max=0.000898 Jy/beam ! Clean residual mean=0.000003 rms=0.000213 Jy/beam ! Combined flux in latest and established models = 0.0697254 Jy ! Adding 20 model components to the UV plane model. ! The established model now contains 31 components and 0.0697254 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=2.209 mas, bmaj=2.472 mas, bpa=31.59 degrees ! Estimated noise=0.217958 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00028797 Jy ! Component: 100 - total flux cleaned = 0.000288211 Jy ! Component: 150 - total flux cleaned = 0.000267884 Jy ! Component: 200 - total flux cleaned = 0.000261671 Jy ! Total flux subtracted in 200 components = 0.000261671 Jy ! Clean residual min=-0.000975 max=0.001029 Jy/beam ! Clean residual mean=0.000006 rms=0.000262 Jy/beam ! Combined flux in latest and established models = 0.0699871 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 = -2.96548e-07 Jy ! Component: 100 - total flux cleaned = -3.45195e-07 Jy ! Component: 150 - total flux cleaned = -7.61577e-08 Jy ! Component: 200 - total flux cleaned = 2.57925e-07 Jy ! Total flux subtracted in 200 components = 2.57925e-07 Jy ! Clean residual min=-0.000976 max=0.001026 Jy/beam ! Clean residual mean=0.000006 rms=0.000262 Jy/beam ! Combined flux in latest and established models = 0.0699873 Jy ! Adding 16 model components to the UV plane model. ! The established model now contains 43 components and 0.0699873 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=1.001 mas, bmaj=1.375 mas, bpa=18.03 degrees ! Estimated noise=0.169673 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -9.5061e-05 Jy ! Component: 100 - total flux cleaned = -0.000137015 Jy ! Component: 150 - total flux cleaned = -0.000161993 Jy ! Component: 200 - total flux cleaned = -0.000172941 Jy ! Total flux subtracted in 200 components = -0.000172941 Jy ! Clean residual min=-0.000862 max=0.000885 Jy/beam ! Clean residual mean=0.000003 rms=0.000209 Jy/beam ! Combined flux in latest and established models = 0.0698144 Jy selfcal ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 53 components and 0.0698144 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=0.055219Jy sigma=1.291344 ! Fit after self-cal, rms=0.055217Jy sigma=1.291305 wmodel J0648+4907_X_map.mod ! Writing 53 model components to file: J0648+4907_X_map.mod wobs J0648+4907_X_uvs.fits ! Writing UV FITS file: J0648+4907_X_uvs.fits wwins J0648+4907_X_map.win ! wwins: Wrote 2 windows to J0648+4907_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 = 5.00011e-05 Jy ! Component: 100 - total flux cleaned = 0.000142616 Jy ! Component: 150 - total flux cleaned = 0.000247079 Jy ! Component: 200 - total flux cleaned = 0.000276348 Jy ! Component: 250 - total flux cleaned = 0.000318626 Jy ! Component: 300 - total flux cleaned = 0.000318533 Jy ! Component: 350 - total flux cleaned = 0.000318688 Jy ! Component: 400 - total flux cleaned = 0.000318857 Jy ! Component: 450 - total flux cleaned = 0.000331929 Jy ! Component: 500 - total flux cleaned = 0.000306177 Jy ! Component: 550 - total flux cleaned = 0.000318714 Jy ! Component: 600 - total flux cleaned = 0.000281158 Jy ! Component: 650 - total flux cleaned = 0.000281154 Jy ! Component: 700 - total flux cleaned = 0.000244646 Jy ! Component: 750 - total flux cleaned = 0.000208888 Jy ! Component: 800 - total flux cleaned = 0.000220661 Jy ! Component: 850 - total flux cleaned = 0.000197172 Jy ! Component: 900 - total flux cleaned = 0.000162616 Jy ! Component: 950 - total flux cleaned = 0.000162687 Jy ! Component: 1000 - total flux cleaned = 0.00016254 Jy ! Component: 1050 - total flux cleaned = 0.000140005 Jy ! Component: 1100 - total flux cleaned = 0.000139863 Jy ! Component: 1150 - total flux cleaned = 0.000128725 Jy ! Component: 1200 - total flux cleaned = 0.000117734 Jy ! Component: 1250 - total flux cleaned = 6.38581e-05 Jy ! Component: 1300 - total flux cleaned = 5.31776e-05 Jy ! Component: 1350 - total flux cleaned = 5.32716e-05 Jy ! Component: 1400 - total flux cleaned = 5.3298e-05 Jy ! Component: 1450 - total flux cleaned = 3.25868e-05 Jy ! Component: 1500 - total flux cleaned = 4.28749e-05 Jy ! Component: 1550 - total flux cleaned = 2.24568e-05 Jy ! Component: 1600 - total flux cleaned = 2.24705e-05 Jy ! Component: 1650 - total flux cleaned = 1.2402e-05 Jy ! Component: 1700 - total flux cleaned = 2.42599e-06 Jy ! Component: 1750 - total flux cleaned = -7.48685e-06 Jy ! Component: 1800 - total flux cleaned = -2.70828e-05 Jy ! Component: 1850 - total flux cleaned = -1.74479e-05 Jy ! Component: 1900 - total flux cleaned = -7.92204e-06 Jy ! Component: 1950 - total flux cleaned = -7.49144e-05 Jy ! Component: 2000 - total flux cleaned = -3.69126e-05 Jy ! Component: 2050 - total flux cleaned = -7.45495e-05 Jy ! Component: 2100 - total flux cleaned = -6.51602e-05 Jy ! Component: 2150 - total flux cleaned = -5.59029e-05 Jy ! Component: 2200 - total flux cleaned = -8.36016e-05 Jy ! Component: 2250 - total flux cleaned = -9.2855e-05 Jy ! Component: 2300 - total flux cleaned = -0.000129181 Jy ! Component: 2350 - total flux cleaned = -0.000156255 Jy ! Component: 2400 - total flux cleaned = -0.00012935 Jy ! Component: 2450 - total flux cleaned = -0.000165063 Jy ! Component: 2500 - total flux cleaned = -0.000129529 Jy ! Component: 2550 - total flux cleaned = -0.000120757 Jy ! Component: 2600 - total flux cleaned = -0.000155847 Jy ! Component: 2650 - total flux cleaned = -0.000120993 Jy ! Component: 2700 - total flux cleaned = -0.000138505 Jy ! Component: 2750 - total flux cleaned = -0.000147087 Jy ! Component: 2800 - total flux cleaned = -0.000155559 Jy ! Component: 2850 - total flux cleaned = -0.000138554 Jy ! Component: 2900 - total flux cleaned = -0.00010477 Jy ! Component: 2950 - total flux cleaned = -0.000129957 Jy ! Component: 3000 - total flux cleaned = -0.000104954 Jy ! Component: 3050 - total flux cleaned = -8.00328e-05 Jy ! Component: 3100 - total flux cleaned = -8.00646e-05 Jy ! Component: 3150 - total flux cleaned = -8.00489e-05 Jy ! Component: 3200 - total flux cleaned = -3.91713e-05 Jy ! Component: 3250 - total flux cleaned = -6.66234e-06 Jy ! Component: 3300 - total flux cleaned = 1.43971e-06 Jy ! Component: 3350 - total flux cleaned = 9.47502e-06 Jy ! Component: 3400 - total flux cleaned = 5.74775e-05 Jy ! Component: 3450 - total flux cleaned = 5.74071e-05 Jy ! Component: 3500 - total flux cleaned = 8.91477e-05 Jy ! Component: 3550 - total flux cleaned = 0.000112796 Jy ! Component: 3600 - total flux cleaned = 0.000152046 Jy ! Component: 3650 - total flux cleaned = 0.000191071 Jy ! Component: 3700 - total flux cleaned = 0.000198786 Jy ! Component: 3750 - total flux cleaned = 0.000229706 Jy ! Component: 3800 - total flux cleaned = 0.000252742 Jy ! Component: 3850 - total flux cleaned = 0.000306272 Jy ! Component: 3900 - total flux cleaned = 0.000351959 Jy ! Component: 3950 - total flux cleaned = 0.000351979 Jy ! Component: 4000 - total flux cleaned = 0.000397205 Jy ! Component: 4050 - total flux cleaned = 0.000419743 Jy ! Total flux subtracted in 4096 components = 0.000457115 Jy ! Clean residual min=-0.000426 max=0.000453 Jy/beam ! Clean residual mean=0.000002 rms=0.000128 Jy/beam ! Combined flux in latest and established models = 0.0702715 Jy keep ! Adding 325 model components to the UV plane model. ! The established model now contains 378 components and 0.0702716 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J0648+4907_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.001 x 1.375 at 18.03 degrees (North through East) ! Clean map min=-0.00060894 max=0.065991 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J0648+4907_X_map.fits wmodel /vlbi/uf001/uva//J0648+4907_X_map.mod ! Writing 378 model components to file: /vlbi/uf001/uva//J0648+4907_X_map.mod wobs /vlbi/uf001/uva//J0648+4907_X_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J0648+4907_X_uvs.fits wwins /vlbi/uf001/uva//J0648+4907_X_map.win ! wwins: Wrote 3 windows to /vlbi/uf001/uva//J0648+4907_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0659907 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.00012796 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.581719 0.581719 1.16344 2.32688 4.65376 9.30751 18.615 37.23 74.4601 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0003 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.065 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 515.712 quit ! Quitting program ! Log file /vlbi/uf001/uva//J0648+4907_X_dfm.log closed on Sun Jan 13 23:10:09 2019