! Started logfile: /vlbi/uf001/uva//J0727+4844_X_dfm.log on Sun Jan 13 23:26:30 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//J0727+4844_X_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J0727+4844_X_uva.fits ! AN table 1: 42 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.977778 visibilities/baseline/integration-bin. ! Found source: J0727+4844 ! ! 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 22176 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 J0727+4844_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 60 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 60 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 60 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 60 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 60 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 60 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 60 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 60 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 60 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 60 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 60 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 60 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.008140Jy sigma=22.462514 ! Fit after self-cal, rms=0.901466Jy sigma=19.980356 ! 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=0.7663 mas, bmaj=1.105 mas, bpa=6.997 degrees ! Estimated noise=0.473623 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 = 0.0740278 Jy ! Component: 100 - total flux cleaned = 0.0944922 Jy ! Total flux subtracted in 100 components = 0.0944922 Jy ! Clean residual min=-0.003991 max=0.008958 Jy/beam ! Clean residual mean=0.000012 rms=0.001042 Jy/beam ! Combined flux in latest and established models = 0.0944922 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 11 components and 0.0944922 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=0.068170Jy sigma=1.352342 ! Fit after self-cal, rms=0.068054Jy sigma=1.350396 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00996688 Jy ! Component: 100 - total flux cleaned = 0.0151624 Jy ! Total flux subtracted in 100 components = 0.0151624 Jy ! Clean residual min=-0.003978 max=0.004413 Jy/beam ! Clean residual mean=0.000009 rms=0.000866 Jy/beam ! Combined flux in latest and established models = 0.109655 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 15 components and 0.109655 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=0.066369Jy sigma=1.298408 ! Fit after self-cal, rms=0.066384Jy sigma=1.298148 ! 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=0.9963 mas, bmaj=1.412 mas, bpa=6.878 degrees ! Estimated noise=0.236199 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, 0). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00645658 Jy ! Component: 100 - total flux cleaned = 0.0105125 Jy ! Component: 150 - total flux cleaned = 0.0134655 Jy ! Component: 200 - total flux cleaned = 0.015415 Jy ! Total flux subtracted in 200 components = 0.015415 Jy ! Clean residual min=-0.003011 max=0.004545 Jy/beam ! Clean residual mean=0.000015 rms=0.000716 Jy/beam ! Combined flux in latest and established models = 0.12507 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 34 components and 0.12507 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=0.065678Jy sigma=1.279341 ! Fit after self-cal, rms=0.065634Jy sigma=1.277656 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9963 x 1.412 at 6.878 degrees (North through East) ! Clean map min=-0.0028274 max=0.10058 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 FD 0.98 HN 0.89 KP 0.99 ! LA 0.97 MK 1.08 NL 1.00 OV 0.92 ! PT 0.90 SC 0.97 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.10 FD 1.03 HN 0.93 KP 0.99 ! LA 0.98 MK 1.08 NL 1.00 OV 0.91 ! PT 0.91 SC 0.97 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.10 FD 1.05 HN 0.91 KP 1.00 ! LA 0.99 MK 1.07 NL 1.02 OV 0.91 ! PT 0.91 SC 0.97 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 FD 1.02 HN 0.92 KP 1.01 ! LA 1.00 MK 1.14 NL 1.00 OV 0.88 ! PT 0.91 SC 0.94 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 1.02 HN 0.93 KP 0.96 ! LA 0.99 MK 1.14 NL 1.01 OV 0.91 ! PT 0.92 SC 0.96 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 FD 0.98 HN 0.90 KP 1.00 ! LA 0.99 MK 1.13 NL 1.03 OV 0.97 ! PT 0.92 SC 0.95 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.12 FD 1.03 HN 0.94 KP 1.02 ! LA 1.01 MK 1.12 NL 1.02 OV 0.94 ! PT 0.91 SC 0.97 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 1.02 HN 0.92 KP 1.01 ! LA 1.00 MK 1.07 NL 1.08 OV 0.93 ! PT 0.90 SC 0.93 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.11 FD 1.06 HN 0.94 KP 1.00 ! LA 0.98 MK 1.13 NL 1.05 OV 0.94 ! PT 0.92 SC 0.95 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 FD 1.03 HN 0.92 KP 0.97 ! LA 1.04 MK 1.12 NL 1.03 OV 0.93 ! PT 0.91 SC 1.00 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.12 FD 1.03 HN 0.91 KP 0.98 ! LA 1.04 MK 1.05 NL 1.08 OV 0.94 ! PT 0.92 SC 0.93 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.11 FD 1.07 HN 0.88 KP 1.03 ! LA 0.99 MK 1.04 NL 1.07 OV 0.95 ! PT 0.88 SC 0.90 ! ! ! Fit before self-cal, rms=0.065634Jy sigma=1.277656 ! Fit after self-cal, rms=0.063672Jy sigma=1.259457 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.004 mas, bmaj=1.432 mas, bpa=7.927 degrees ! Estimated noise=0.232279 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 = -0.00120855 Jy ! Component: 100 - total flux cleaned = -0.00139257 Jy ! Component: 150 - total flux cleaned = -0.0014687 Jy ! Component: 200 - total flux cleaned = -0.00159911 Jy ! Total flux subtracted in 200 components = -0.00159911 Jy ! Clean residual min=-0.002263 max=0.002313 Jy/beam ! Clean residual mean=0.000011 rms=0.000522 Jy/beam ! Combined flux in latest and established models = 0.123471 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 50 components and 0.123471 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=0.063589Jy sigma=1.258226 ! Fit after self-cal, rms=0.063611Jy sigma=1.257842 ! 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=0.063611Jy sigma=1.257842 ! Fit after self-cal, rms=0.069193Jy sigma=1.240650 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9991 mas, bmaj=1.432 mas, bpa=6.838 degrees ! Estimated noise=0.234013 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000763379 Jy ! Component: 100 - total flux cleaned = -0.00094581 Jy ! Component: 150 - total flux cleaned = -0.00100663 Jy ! Component: 200 - total flux cleaned = -0.00100578 Jy ! Total flux subtracted in 200 components = -0.00100578 Jy ! Clean residual min=-0.001342 max=0.001608 Jy/beam ! Clean residual mean=0.000004 rms=0.000340 Jy/beam ! Combined flux in latest and established models = 0.122465 Jy selfcal ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 69 components and 0.122465 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=0.069162Jy sigma=1.239593 ! Fit after self-cal, rms=0.069281Jy sigma=1.239279 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 (-1, 6.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00152749 Jy ! Component: 100 - total flux cleaned = 0.00231159 Jy ! Component: 150 - total flux cleaned = 0.00239498 Jy ! Component: 200 - total flux cleaned = 0.00244608 Jy ! Total flux subtracted in 200 components = 0.00244608 Jy ! Clean residual min=-0.001287 max=0.001292 Jy/beam ! Clean residual mean=0.000002 rms=0.000319 Jy/beam ! Combined flux in latest and established models = 0.124911 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 84 components and 0.124911 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=0.069240Jy sigma=1.238184 ! Fit after self-cal, rms=0.069247Jy sigma=1.238119 ! 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=0.069247Jy sigma=1.238119 ! Fit after self-cal, rms=0.070603Jy sigma=1.237779 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9991 mas, bmaj=1.431 mas, bpa=6.442 degrees ! Estimated noise=0.233646 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00020033 Jy ! Component: 100 - total flux cleaned = -8.68807e-05 Jy ! Component: 150 - total flux cleaned = -1.02585e-05 Jy ! Component: 200 - total flux cleaned = 8.49174e-05 Jy ! Total flux subtracted in 200 components = 8.49174e-05 Jy ! Clean residual min=-0.001209 max=0.001286 Jy/beam ! Clean residual mean=0.000002 rms=0.000303 Jy/beam ! Combined flux in latest and established models = 0.124996 Jy selfcal ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 89 components and 0.124996 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=0.070582Jy sigma=1.237200 ! Fit after self-cal, rms=0.070597Jy sigma=1.237169 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 = 6.74767e-05 Jy ! Component: 100 - total flux cleaned = 0.000155544 Jy ! Component: 150 - total flux cleaned = 0.000176157 Jy ! Component: 200 - total flux cleaned = 0.000216331 Jy ! Total flux subtracted in 200 components = 0.000216331 Jy ! Clean residual min=-0.001201 max=0.001266 Jy/beam ! Clean residual mean=0.000002 rms=0.000298 Jy/beam ! Combined flux in latest and established models = 0.125212 Jy ! Performing phase self-cal ! Adding 35 model components to the UV plane model. ! The established model now contains 99 components and 0.125212 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=0.070586Jy sigma=1.236834 ! Fit after self-cal, rms=0.070584Jy sigma=1.236823 ! 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=0.070584Jy sigma=1.236823 ! Fit after self-cal, rms=0.071012Jy sigma=1.236751 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.315 mas, bmaj=2.49 mas, bpa=1.96 degrees ! Estimated noise=0.284933 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000476221 Jy ! Component: 100 - total flux cleaned = 0.000501608 Jy ! Component: 150 - total flux cleaned = 0.000501859 Jy ! Component: 200 - total flux cleaned = 0.000484869 Jy ! Total flux subtracted in 200 components = 0.000484869 Jy ! Clean residual min=-0.001340 max=0.001200 Jy/beam ! Clean residual mean=0.000005 rms=0.000344 Jy/beam ! Combined flux in latest and established models = 0.125697 Jy selfcal ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 114 components and 0.125697 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=0.071008Jy sigma=1.236463 ! Fit after self-cal, rms=0.071009Jy sigma=1.236440 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 = 7.28119e-05 Jy ! Component: 100 - total flux cleaned = 4.25046e-05 Jy ! Component: 150 - total flux cleaned = 2.91351e-05 Jy ! Component: 200 - total flux cleaned = 4.1266e-05 Jy ! Total flux subtracted in 200 components = 4.1266e-05 Jy ! Clean residual min=-0.001313 max=0.001187 Jy/beam ! Clean residual mean=0.000005 rms=0.000339 Jy/beam ! Combined flux in latest and established models = 0.125738 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 122 components and 0.125738 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=0.071008Jy sigma=1.236343 ! Fit after self-cal, rms=0.071006Jy sigma=1.236338 ! 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=0.9993 mas, bmaj=1.43 mas, bpa=6.242 degrees ! Estimated noise=0.2333 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9993 x 1.43 at 6.242 degrees (North through East) ! Clean map min=-0.0010866 max=0.099371 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=0.7694 mas, bmaj=1.122 mas, bpa=6.384 degrees ! Estimated noise=0.470555 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0733649 Jy ! Component: 100 - total flux cleaned = 0.0933048 Jy ! Component: 150 - total flux cleaned = 0.102528 Jy ! Component: 200 - total flux cleaned = 0.107586 Jy ! Total flux subtracted in 200 components = 0.107586 Jy ! Clean residual min=-0.002919 max=0.002794 Jy/beam ! Clean residual mean=0.000005 rms=0.000659 Jy/beam ! Combined flux in latest and established models = 0.107586 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 17 model components to the UV plane model. ! The established model now contains 17 components and 0.107586 Jy ! Inverting map and beam ! Estimated beam: bmin=0.9993 mas, bmaj=1.43 mas, bpa=6.242 degrees ! Estimated noise=0.2333 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 = 0.00492762 Jy ! Component: 100 - total flux cleaned = 0.007848 Jy ! Component: 150 - total flux cleaned = 0.00996079 Jy ! Component: 200 - total flux cleaned = 0.0116333 Jy ! Total flux subtracted in 200 components = 0.0116333 Jy ! Clean residual min=-0.001327 max=0.001858 Jy/beam ! Clean residual mean=0.000005 rms=0.000327 Jy/beam ! Combined flux in latest and established models = 0.11922 Jy ! Adding 31 model components to the UV plane model. ! The established model now contains 44 components and 0.119219 Jy ! Inverting map ! Added new window around map position (-0.6, 3). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00180773 Jy ! Component: 100 - total flux cleaned = 0.00304614 Jy ! Component: 150 - total flux cleaned = 0.00405107 Jy ! Component: 200 - total flux cleaned = 0.00487541 Jy ! Total flux subtracted in 200 components = 0.00487541 Jy ! Clean residual min=-0.001202 max=0.001207 Jy/beam ! Clean residual mean=0.000003 rms=0.000288 Jy/beam ! Combined flux in latest and established models = 0.124095 Jy ! Adding 25 model components to the UV plane model. ! The established model now contains 61 components and 0.124095 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=2.315 mas, bmaj=2.49 mas, bpa=1.96 degrees ! Estimated noise=0.284933 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000930819 Jy ! Component: 100 - total flux cleaned = 0.00142129 Jy ! Component: 150 - total flux cleaned = 0.0015786 Jy ! Component: 200 - total flux cleaned = 0.00166504 Jy ! Total flux subtracted in 200 components = 0.00166504 Jy ! Clean residual min=-0.001267 max=0.001283 Jy/beam ! Clean residual mean=0.000005 rms=0.000329 Jy/beam ! Combined flux in latest and established models = 0.12576 Jy flux_cutoff = imstat(rms) * dynam repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam keep new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 8.75024e-05 Jy ! Component: 100 - total flux cleaned = 0.000165154 Jy ! Component: 150 - total flux cleaned = 0.000215227 Jy ! Component: 200 - total flux cleaned = 0.000251564 Jy ! Total flux subtracted in 200 components = 0.000251564 Jy ! Clean residual min=-0.001251 max=0.001273 Jy/beam ! Clean residual mean=0.000005 rms=0.000328 Jy/beam ! Combined flux in latest and established models = 0.126011 Jy ! Adding 49 model components to the UV plane model. ! The established model now contains 102 components and 0.126012 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.9993 mas, bmaj=1.43 mas, bpa=6.242 degrees ! Estimated noise=0.2333 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 4.40751e-05 Jy ! Component: 100 - total flux cleaned = 9.9231e-05 Jy ! Component: 150 - total flux cleaned = 0.000134424 Jy ! Component: 200 - total flux cleaned = 0.000198985 Jy ! Total flux subtracted in 200 components = 0.000198985 Jy ! Clean residual min=-0.001188 max=0.001173 Jy/beam ! Clean residual mean=0.000002 rms=0.000277 Jy/beam ! Combined flux in latest and established models = 0.126211 Jy selfcal ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 114 components and 0.126211 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=0.071004Jy sigma=1.235721 ! Fit after self-cal, rms=0.070990Jy sigma=1.235608 wmodel J0727+4844_X_map.mod ! Writing 114 model components to file: J0727+4844_X_map.mod wobs J0727+4844_X_uvs.fits ! Writing UV FITS file: J0727+4844_X_uvs.fits wwins J0727+4844_X_map.win ! wwins: Wrote 4 windows to J0727+4844_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 = -0.000197694 Jy ! Component: 100 - total flux cleaned = -0.000219177 Jy ! Component: 150 - total flux cleaned = -0.000315601 Jy ! Component: 200 - total flux cleaned = -0.000334318 Jy ! Component: 250 - total flux cleaned = -0.00044483 Jy ! Component: 300 - total flux cleaned = -0.000516874 Jy ! Component: 350 - total flux cleaned = -0.000552209 Jy ! Component: 400 - total flux cleaned = -0.000569781 Jy ! Component: 450 - total flux cleaned = -0.000604144 Jy ! Component: 500 - total flux cleaned = -0.000620919 Jy ! Component: 550 - total flux cleaned = -0.000688018 Jy ! Component: 600 - total flux cleaned = -0.000753847 Jy ! Component: 650 - total flux cleaned = -0.000835243 Jy ! Component: 700 - total flux cleaned = -0.000834913 Jy ! Component: 750 - total flux cleaned = -0.00083488 Jy ! Component: 800 - total flux cleaned = -0.000882151 Jy ! Component: 850 - total flux cleaned = -0.000913302 Jy ! Component: 900 - total flux cleaned = -0.000989776 Jy ! Component: 950 - total flux cleaned = -0.00100477 Jy ! Component: 1000 - total flux cleaned = -0.00101963 Jy ! Component: 1050 - total flux cleaned = -0.00103457 Jy ! Component: 1100 - total flux cleaned = -0.00109329 Jy ! Component: 1150 - total flux cleaned = -0.00118074 Jy ! Component: 1200 - total flux cleaned = -0.00116615 Jy ! Component: 1250 - total flux cleaned = -0.0011807 Jy ! Component: 1300 - total flux cleaned = -0.0012377 Jy ! Component: 1350 - total flux cleaned = -0.00128012 Jy ! Component: 1400 - total flux cleaned = -0.00139173 Jy ! Component: 1450 - total flux cleaned = -0.00136413 Jy ! Component: 1500 - total flux cleaned = -0.0014876 Jy ! Component: 1550 - total flux cleaned = -0.0014467 Jy ! Component: 1600 - total flux cleaned = -0.00148736 Jy ! Component: 1650 - total flux cleaned = -0.0015141 Jy ! Component: 1700 - total flux cleaned = -0.00154058 Jy ! Component: 1750 - total flux cleaned = -0.00154067 Jy ! Component: 1800 - total flux cleaned = -0.00155376 Jy ! Component: 1850 - total flux cleaned = -0.0015537 Jy ! Component: 1900 - total flux cleaned = -0.00156659 Jy ! Component: 1950 - total flux cleaned = -0.00159233 Jy ! Component: 2000 - total flux cleaned = -0.00161799 Jy ! Component: 2050 - total flux cleaned = -0.00163053 Jy ! Component: 2100 - total flux cleaned = -0.00165559 Jy ! Component: 2150 - total flux cleaned = -0.00163049 Jy ! Component: 2200 - total flux cleaned = -0.00164293 Jy ! Component: 2250 - total flux cleaned = -0.00165534 Jy ! Component: 2300 - total flux cleaned = -0.00166769 Jy ! Component: 2350 - total flux cleaned = -0.00164321 Jy ! Component: 2400 - total flux cleaned = -0.00169197 Jy ! Component: 2450 - total flux cleaned = -0.00170407 Jy ! Component: 2500 - total flux cleaned = -0.0017401 Jy ! Component: 2550 - total flux cleaned = -0.00175196 Jy ! Component: 2600 - total flux cleaned = -0.00171637 Jy ! Component: 2650 - total flux cleaned = -0.00166913 Jy ! Component: 2700 - total flux cleaned = -0.00168095 Jy ! Component: 2750 - total flux cleaned = -0.00172768 Jy ! Component: 2800 - total flux cleaned = -0.00176256 Jy ! Component: 2850 - total flux cleaned = -0.00173945 Jy ! Component: 2900 - total flux cleaned = -0.00172797 Jy ! Component: 2950 - total flux cleaned = -0.0017509 Jy ! Component: 3000 - total flux cleaned = -0.00173945 Jy ! Component: 3050 - total flux cleaned = -0.00178479 Jy ! Component: 3100 - total flux cleaned = -0.00180728 Jy ! Component: 3150 - total flux cleaned = -0.00172895 Jy ! Component: 3200 - total flux cleaned = -0.00177344 Jy ! Component: 3250 - total flux cleaned = -0.00184007 Jy ! Component: 3300 - total flux cleaned = -0.00185109 Jy ! Component: 3350 - total flux cleaned = -0.00181824 Jy ! Component: 3400 - total flux cleaned = -0.00180731 Jy ! Component: 3450 - total flux cleaned = -0.00182911 Jy ! Component: 3500 - total flux cleaned = -0.00183995 Jy ! Component: 3550 - total flux cleaned = -0.00188297 Jy ! Component: 3600 - total flux cleaned = -0.00182943 Jy ! Component: 3650 - total flux cleaned = -0.00184008 Jy ! Component: 3700 - total flux cleaned = -0.0018931 Jy ! Component: 3750 - total flux cleaned = -0.00190368 Jy ! Component: 3800 - total flux cleaned = -0.00192471 Jy ! Component: 3850 - total flux cleaned = -0.00195608 Jy ! Component: 3900 - total flux cleaned = -0.00197685 Jy ! Component: 3950 - total flux cleaned = -0.00197684 Jy ! Component: 4000 - total flux cleaned = -0.00200783 Jy ! Component: 4050 - total flux cleaned = -0.0020078 Jy ! Total flux subtracted in 4096 components = -0.00204885 Jy ! Clean residual min=-0.000728 max=0.000655 Jy/beam ! Clean residual mean=0.000001 rms=0.000176 Jy/beam ! Combined flux in latest and established models = 0.124162 Jy keep ! Adding 351 model components to the UV plane model. ! The established model now contains 465 components and 0.124162 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J0727+4844_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9993 x 1.43 at 6.242 degrees (North through East) ! Clean map min=-0.00083052 max=0.099699 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J0727+4844_X_map.fits wmodel /vlbi/uf001/uva//J0727+4844_X_map.mod ! Writing 465 model components to file: /vlbi/uf001/uva//J0727+4844_X_map.mod wobs /vlbi/uf001/uva//J0727+4844_X_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J0727+4844_X_uvs.fits wwins /vlbi/uf001/uva//J0727+4844_X_map.win ! wwins: Wrote 5 windows to /vlbi/uf001/uva//J0727+4844_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.099699 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.00017567 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.528601 0.528601 1.0572 2.1144 4.22881 8.45761 16.9152 33.8305 67.6609 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0005 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.099 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 567.535 quit ! Quitting program ! Log file /vlbi/uf001/uva//J0727+4844_X_dfm.log closed on Sun Jan 13 23:26:35 2019