! Started logfile: /vlbi/uf001/uva//J0620-2827_X_dfm.log on Sun Jan 13 22:57:21 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//J0620-2827_X_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J0620-2827_X_uva.fits ! AN table 1: 28 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.962698 visibilities/baseline/integration-bin. ! Found source: J0620-2827 ! ! 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 14556 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 J0620-2827_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 44 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 44 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 44 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 44 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 44 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 44 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 44 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 44 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 44 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 44 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 44 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 44 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.053140Jy sigma=18.931707 ! Fit after self-cal, rms=0.683741Jy sigma=12.007804 ! 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=0.6093 mas, bmaj=1.662 mas, bpa=-5.043 degrees ! Estimated noise=0.630471 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 = 0.240607 Jy ! Component: 100 - total flux cleaned = 0.308696 Jy ! Total flux subtracted in 100 components = 0.308696 Jy ! Clean residual min=-0.017659 max=0.043709 Jy/beam ! Clean residual mean=-0.000074 rms=0.004196 Jy/beam ! Combined flux in latest and established models = 0.308696 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 7 components and 0.308696 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=0.120523Jy sigma=2.105615 ! Fit after self-cal, rms=0.120466Jy sigma=2.104185 ! Inverting map ! Added new window around map position (1.2, 1.8). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0434353 Jy ! Component: 100 - total flux cleaned = 0.0697664 Jy ! Total flux subtracted in 100 components = 0.0697664 Jy ! Clean residual min=-0.014455 max=0.024168 Jy/beam ! Clean residual mean=-0.000037 rms=0.002794 Jy/beam ! Combined flux in latest and established models = 0.378462 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 19 components and 0.378462 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=0.097235Jy sigma=1.619593 ! Fit after self-cal, rms=0.096126Jy sigma=1.599770 ! Inverting map ! Added new window around map position (-1, 1.6). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0227876 Jy ! Component: 100 - total flux cleaned = 0.0384402 Jy ! Total flux subtracted in 100 components = 0.0384402 Jy ! Clean residual min=-0.010094 max=0.014817 Jy/beam ! Clean residual mean=-0.000016 rms=0.002118 Jy/beam ! Combined flux in latest and established models = 0.416902 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 26 components and 0.416902 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=0.088016Jy sigma=1.439294 ! Fit after self-cal, rms=0.087780Jy sigma=1.435394 ! Inverting map ! Added new window around map position (-1, -2). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0141135 Jy ! Component: 100 - total flux cleaned = 0.0239634 Jy ! Total flux subtracted in 100 components = 0.0239634 Jy ! Clean residual min=-0.009026 max=0.011501 Jy/beam ! Clean residual mean=-0.000004 rms=0.001836 Jy/beam ! Combined flux in latest and established models = 0.440866 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 36 components and 0.440866 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=0.084614Jy sigma=1.368799 ! Fit after self-cal, rms=0.084491Jy sigma=1.366573 ! Inverting map ! Added new window around map position (-1.8, -7.4). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0110173 Jy ! Component: 100 - total flux cleaned = 0.0181793 Jy ! Total flux subtracted in 100 components = 0.0181793 Jy ! Clean residual min=-0.008368 max=0.010399 Jy/beam ! Clean residual mean=-0.000002 rms=0.001656 Jy/beam ! Combined flux in latest and established models = 0.459045 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 45 components and 0.459045 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=0.082905Jy sigma=1.332097 ! Fit after self-cal, rms=0.082829Jy sigma=1.330076 ! 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=0.7815 mas, bmaj=2.049 mas, bpa=-5.148 degrees ! Estimated noise=0.361926 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 (1.8, 7). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0128896 Jy ! Component: 100 - total flux cleaned = 0.0208891 Jy ! Component: 150 - total flux cleaned = 0.026797 Jy ! Component: 200 - total flux cleaned = 0.0314429 Jy ! Total flux subtracted in 200 components = 0.0314429 Jy ! Clean residual min=-0.008178 max=0.006202 Jy/beam ! Clean residual mean=-0.000003 rms=0.001807 Jy/beam ! Combined flux in latest and established models = 0.490488 Jy ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 69 components and 0.490488 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=0.080658Jy sigma=1.279895 ! Fit after self-cal, rms=0.080495Jy sigma=1.276898 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7815 x 2.049 at -5.148 degrees (North through East) ! Clean map min=-0.007065 max=0.30491 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 1.00 HN 1.15 KP 1.00 ! LA 1.01 MK 1.02 NL 1.06 OV 0.90 ! PT 0.97 SC 0.99 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 0.98 HN 1.18 KP 1.00 ! LA 1.02 MK 1.04 NL 1.05 OV 0.92 ! PT 0.96 SC 0.99 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 1.00 HN 1.13 KP 1.00 ! LA 1.02 MK 1.02 NL 1.07 OV 0.91 ! PT 0.98 SC 0.98 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 0.98 HN 1.14 KP 1.02 ! LA 1.02 MK 1.01 NL 1.08 OV 0.91 ! PT 0.97 SC 0.99 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 1.00 HN 1.09 KP 1.01 ! LA 1.02 MK 1.00 NL 1.05 OV 0.92 ! PT 0.97 SC 1.00 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 0.98 HN 1.14 KP 1.01 ! LA 1.04 MK 1.00 NL 1.02 OV 0.92 ! PT 0.96 SC 1.02 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 0.98 HN 1.13 KP 1.00 ! LA 1.01 MK 1.02 NL 1.07 OV 0.91 ! PT 0.97 SC 0.98 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 0.98 HN 1.13 KP 0.99 ! LA 1.03 MK 1.01 NL 1.05 OV 0.92 ! PT 0.96 SC 0.99 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 0.99 HN 1.13 KP 1.00 ! LA 1.03 MK 1.03 NL 1.08 OV 0.91 ! PT 0.97 SC 0.99 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 0.96 HN 1.09 KP 1.00 ! LA 1.01 MK 0.99 NL 1.05 OV 0.91 ! PT 0.97 SC 0.99 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 0.98 HN 1.15 KP 0.98 ! LA 1.01 MK 1.03 NL 1.07 OV 0.93 ! PT 0.95 SC 0.99 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 0.97 HN 1.14 KP 0.99 ! LA 1.02 MK 0.99 NL 1.03 OV 0.91 ! PT 0.97 SC 0.99 ! ! ! Fit before self-cal, rms=0.080495Jy sigma=1.276898 ! Fit after self-cal, rms=0.080972Jy sigma=1.206063 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.7853 mas, bmaj=2.048 mas, bpa=-4.803 degrees ! Estimated noise=0.366471 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 = -0.00434624 Jy ! Component: 100 - total flux cleaned = -0.00666606 Jy ! Component: 150 - total flux cleaned = -0.00767261 Jy ! Component: 200 - total flux cleaned = -0.00833067 Jy ! Total flux subtracted in 200 components = -0.00833067 Jy ! Clean residual min=-0.004626 max=0.004979 Jy/beam ! Clean residual mean=0.000009 rms=0.001143 Jy/beam ! Combined flux in latest and established models = 0.482157 Jy ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 99 components and 0.482157 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=0.080359Jy sigma=1.196955 ! Fit after self-cal, rms=0.080402Jy sigma=1.196390 ! 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=0.080402Jy sigma=1.196390 ! Fit after self-cal, rms=0.081025Jy sigma=1.176269 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.7866 mas, bmaj=2.046 mas, bpa=-4.879 degrees ! Estimated noise=0.366418 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00426926 Jy ! Component: 100 - total flux cleaned = -0.00641659 Jy ! Component: 150 - total flux cleaned = -0.00700619 Jy ! Component: 200 - total flux cleaned = -0.00752768 Jy ! Total flux subtracted in 200 components = -0.00752768 Jy ! Clean residual min=-0.004096 max=0.004407 Jy/beam ! Clean residual mean=0.000010 rms=0.000871 Jy/beam ! Combined flux in latest and established models = 0.47463 Jy selfcal ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 114 components and 0.47463 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=0.080625Jy sigma=1.170528 ! Fit after self-cal, rms=0.080630Jy sigma=1.170236 flux_cutoff = imstat(rms) * dynam ! Inverting map repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! Added new window around map position (3.6, 10.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00386862 Jy ! Component: 100 - total flux cleaned = 0.00386352 Jy ! Component: 150 - total flux cleaned = 0.00401831 Jy ! Component: 200 - total flux cleaned = 0.00401645 Jy ! Total flux subtracted in 200 components = 0.00401645 Jy ! Clean residual min=-0.003577 max=0.003476 Jy/beam ! Clean residual mean=0.000006 rms=0.000793 Jy/beam ! Combined flux in latest and established models = 0.478646 Jy ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 132 components and 0.478646 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=0.080359Jy sigma=1.165532 ! Fit after self-cal, rms=0.080344Jy sigma=1.165288 ! 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=0.080344Jy sigma=1.165288 ! Fit after self-cal, rms=0.080950Jy sigma=1.163187 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.7876 mas, bmaj=2.046 mas, bpa=-4.8 degrees ! Estimated noise=0.36642 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00233305 Jy ! Component: 100 - total flux cleaned = -0.00376598 Jy ! Component: 150 - total flux cleaned = -0.0042853 Jy ! Component: 200 - total flux cleaned = -0.00480641 Jy ! Total flux subtracted in 200 components = -0.00480641 Jy ! Clean residual min=-0.003137 max=0.003187 Jy/beam ! Clean residual mean=0.000006 rms=0.000697 Jy/beam ! Combined flux in latest and established models = 0.47384 Jy selfcal ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 140 components and 0.47384 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=0.080724Jy sigma=1.160342 ! Fit after self-cal, rms=0.080729Jy sigma=1.160268 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 = -0.00020546 Jy ! Component: 100 - total flux cleaned = -0.000317513 Jy ! Component: 150 - total flux cleaned = -0.000369669 Jy ! Component: 200 - total flux cleaned = -0.000417651 Jy ! Total flux subtracted in 200 components = -0.000417651 Jy ! Clean residual min=-0.003017 max=0.003190 Jy/beam ! Clean residual mean=0.000005 rms=0.000684 Jy/beam ! Combined flux in latest and established models = 0.473422 Jy ! Performing phase self-cal ! Adding 33 model components to the UV plane model. ! The established model now contains 152 components and 0.473422 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=0.080650Jy sigma=1.159213 ! Fit after self-cal, rms=0.080646Jy sigma=1.159183 ! Inverting map ! Added new window around map position (-11.6, 31.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00294141 Jy ! Component: 100 - total flux cleaned = 0.00364905 Jy ! Component: 150 - total flux cleaned = 0.00386248 Jy ! Component: 200 - total flux cleaned = 0.00395926 Jy ! Total flux subtracted in 200 components = 0.00395926 Jy ! Clean residual min=-0.002965 max=0.002588 Jy/beam ! Clean residual mean=0.000005 rms=0.000626 Jy/beam ! Combined flux in latest and established models = 0.477381 Jy ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 169 components and 0.477381 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=0.080500Jy sigma=1.156653 ! Fit after self-cal, rms=0.080492Jy sigma=1.156506 ! 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=0.080492Jy sigma=1.156506 ! Fit after self-cal, rms=0.081122Jy sigma=1.155370 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.22 mas, bmaj=5.74 mas, bpa=0.7721 degrees ! Estimated noise=0.474945 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00199049 Jy ! Component: 100 - total flux cleaned = -0.00261375 Jy ! Component: 150 - total flux cleaned = -0.00266557 Jy ! Component: 200 - total flux cleaned = -0.002622 Jy ! Total flux subtracted in 200 components = -0.002622 Jy ! Clean residual min=-0.002786 max=0.003049 Jy/beam ! Clean residual mean=0.000012 rms=0.000795 Jy/beam ! Combined flux in latest and established models = 0.474759 Jy selfcal ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 183 components and 0.474759 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=0.081040Jy sigma=1.154782 ! Fit after self-cal, rms=0.081046Jy sigma=1.154596 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 = -6.53613e-05 Jy ! Component: 100 - total flux cleaned = 4.82776e-05 Jy ! Component: 150 - total flux cleaned = 0.000117256 Jy ! Component: 200 - total flux cleaned = 0.000149248 Jy ! Total flux subtracted in 200 components = 0.000149248 Jy ! Clean residual min=-0.002781 max=0.003006 Jy/beam ! Clean residual mean=0.000011 rms=0.000782 Jy/beam ! Combined flux in latest and established models = 0.474909 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 186 components and 0.474909 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=0.081017Jy sigma=1.154440 ! Fit after self-cal, rms=0.081017Jy sigma=1.154391 ! 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=0.7881 mas, bmaj=2.045 mas, bpa=-4.75 degrees ! Estimated noise=0.366326 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7881 x 2.045 at -4.75 degrees (North through East) ! Clean map min=-0.0028478 max=0.31032 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=0.6124 mas, bmaj=1.652 mas, bpa=-4.526 degrees ! Estimated noise=0.64189 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.244833 Jy ! Component: 100 - total flux cleaned = 0.315888 Jy ! Component: 150 - total flux cleaned = 0.355743 Jy ! Component: 200 - total flux cleaned = 0.380606 Jy ! Total flux subtracted in 200 components = 0.380606 Jy ! Clean residual min=-0.007690 max=0.013538 Jy/beam ! Clean residual mean=-0.000024 rms=0.001892 Jy/beam ! Combined flux in latest and established models = 0.380606 Jy uvw 0,-1 ! Uniform weighting is not currently selected. ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. flux_cutoff = imstat(rms) * dynam ! Adding 15 model components to the UV plane model. ! The established model now contains 15 components and 0.380606 Jy ! Inverting map and beam ! Estimated beam: bmin=0.7881 mas, bmaj=2.045 mas, bpa=-4.75 degrees ! Estimated noise=0.366326 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 = 0.0250826 Jy ! Component: 100 - total flux cleaned = 0.040493 Jy ! Component: 150 - total flux cleaned = 0.0509526 Jy ! Component: 200 - total flux cleaned = 0.0584244 Jy ! Total flux subtracted in 200 components = 0.0584244 Jy ! Clean residual min=-0.003365 max=0.005485 Jy/beam ! Clean residual mean=-0.000002 rms=0.001062 Jy/beam ! Combined flux in latest and established models = 0.43903 Jy ! Adding 41 model components to the UV plane model. ! The established model now contains 46 components and 0.43903 Jy ! Inverting map ! Added new window around map position (2, 1.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00611963 Jy ! Component: 100 - total flux cleaned = 0.0108423 Jy ! Component: 150 - total flux cleaned = 0.0147689 Jy ! Component: 200 - total flux cleaned = 0.0181194 Jy ! Total flux subtracted in 200 components = 0.0181194 Jy ! Clean residual min=-0.003040 max=0.003513 Jy/beam ! Clean residual mean=0.000003 rms=0.000746 Jy/beam ! Combined flux in latest and established models = 0.45715 Jy ! Adding 44 model components to the UV plane model. ! The established model now contains 82 components and 0.45715 Jy ! Inverting map ! Added new window around map position (-2, -3.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00346258 Jy ! Component: 100 - total flux cleaned = 0.00615598 Jy ! Component: 150 - total flux cleaned = 0.00847873 Jy ! Component: 200 - total flux cleaned = 0.0102706 Jy ! Total flux subtracted in 200 components = 0.0102706 Jy ! Clean residual min=-0.002659 max=0.002486 Jy/beam ! Clean residual mean=0.000005 rms=0.000625 Jy/beam ! Combined flux in latest and established models = 0.46742 Jy ! Adding 37 model components to the UV plane model. ! The established model now contains 105 components and 0.46742 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=2.22 mas, bmaj=5.74 mas, bpa=0.7721 degrees ! Estimated noise=0.474945 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00286028 Jy ! Component: 100 - total flux cleaned = 0.00472238 Jy ! Component: 150 - total flux cleaned = 0.00561507 Jy ! Component: 200 - total flux cleaned = 0.0062034 Jy ! Total flux subtracted in 200 components = 0.0062034 Jy ! Clean residual min=-0.002802 max=0.003365 Jy/beam ! Clean residual mean=0.000012 rms=0.000807 Jy/beam ! Combined flux in latest and established models = 0.473624 Jy flux_cutoff = imstat(rms) * dynam repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam keep new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000285881 Jy ! Component: 100 - total flux cleaned = 0.000549841 Jy ! Component: 150 - total flux cleaned = 0.00079309 Jy ! Component: 200 - total flux cleaned = 0.00105369 Jy ! Total flux subtracted in 200 components = 0.00105369 Jy ! Clean residual min=-0.002665 max=0.003219 Jy/beam ! Clean residual mean=0.000012 rms=0.000781 Jy/beam ! Combined flux in latest and established models = 0.474678 Jy ! Adding 38 model components to the UV plane model. ! The established model now contains 137 components and 0.474678 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.7881 mas, bmaj=2.045 mas, bpa=-4.75 degrees ! Estimated noise=0.366326 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000159462 Jy ! Component: 100 - total flux cleaned = 0.000894296 Jy ! Component: 150 - total flux cleaned = 0.00131946 Jy ! Component: 200 - total flux cleaned = 0.00145886 Jy ! Total flux subtracted in 200 components = 0.00145886 Jy ! Clean residual min=-0.002486 max=0.002307 Jy/beam ! Clean residual mean=0.000006 rms=0.000552 Jy/beam ! Combined flux in latest and established models = 0.476136 Jy selfcal ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 158 components and 0.476136 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=0.080940Jy sigma=1.153388 ! Fit after self-cal, rms=0.080894Jy sigma=1.152797 wmodel J0620-2827_X_map.mod ! Writing 158 model components to file: J0620-2827_X_map.mod wobs J0620-2827_X_uvs.fits ! Writing UV FITS file: J0620-2827_X_uvs.fits wwins J0620-2827_X_map.win ! wwins: Wrote 10 windows to J0620-2827_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 = -9.17943e-05 Jy ! Component: 100 - total flux cleaned = -0.00029778 Jy ! Component: 150 - total flux cleaned = -0.000374638 Jy ! Component: 200 - total flux cleaned = -0.000448033 Jy ! Component: 250 - total flux cleaned = -0.000447575 Jy ! Component: 300 - total flux cleaned = -0.000514576 Jy ! Component: 350 - total flux cleaned = -0.000578825 Jy ! Component: 400 - total flux cleaned = -0.000546868 Jy ! Component: 450 - total flux cleaned = -0.000547243 Jy ! Component: 500 - total flux cleaned = -0.000607692 Jy ! Component: 550 - total flux cleaned = -0.000636586 Jy ! Component: 600 - total flux cleaned = -0.000579036 Jy ! Component: 650 - total flux cleaned = -0.000523559 Jy ! Component: 700 - total flux cleaned = -0.000468849 Jy ! Component: 750 - total flux cleaned = -0.000468141 Jy ! Component: 800 - total flux cleaned = -0.000468457 Jy ! Component: 850 - total flux cleaned = -0.000545908 Jy ! Component: 900 - total flux cleaned = -0.000469499 Jy ! Component: 950 - total flux cleaned = -0.000495049 Jy ! Component: 1000 - total flux cleaned = -0.000519434 Jy ! Component: 1050 - total flux cleaned = -0.000470397 Jy ! Component: 1100 - total flux cleaned = -0.000446625 Jy ! Component: 1150 - total flux cleaned = -0.000494359 Jy ! Component: 1200 - total flux cleaned = -0.000400488 Jy ! Component: 1250 - total flux cleaned = -0.000424113 Jy ! Component: 1300 - total flux cleaned = -0.000401315 Jy ! Component: 1350 - total flux cleaned = -0.000401107 Jy ! Component: 1400 - total flux cleaned = -0.000334105 Jy ! Component: 1450 - total flux cleaned = -0.0002458 Jy ! Component: 1500 - total flux cleaned = -0.000268038 Jy ! Component: 1550 - total flux cleaned = -0.000311513 Jy ! Component: 1600 - total flux cleaned = -0.000247506 Jy ! Component: 1650 - total flux cleaned = -0.000290225 Jy ! Component: 1700 - total flux cleaned = -0.000226895 Jy ! Component: 1750 - total flux cleaned = -0.000247762 Jy ! Component: 1800 - total flux cleaned = -0.000247727 Jy ! Component: 1850 - total flux cleaned = -0.00024789 Jy ! Component: 1900 - total flux cleaned = -0.000146693 Jy ! Component: 1950 - total flux cleaned = -0.00014681 Jy ! Component: 2000 - total flux cleaned = -0.00012666 Jy ! Component: 2050 - total flux cleaned = -6.77653e-05 Jy ! Component: 2100 - total flux cleaned = -2.88107e-05 Jy ! Component: 2150 - total flux cleaned = 6.78068e-05 Jy ! Component: 2200 - total flux cleaned = 1.01931e-05 Jy ! Component: 2250 - total flux cleaned = 0.000105068 Jy ! Component: 2300 - total flux cleaned = 0.000180311 Jy ! Component: 2350 - total flux cleaned = 0.000142798 Jy ! Component: 2400 - total flux cleaned = 0.000216563 Jy ! Component: 2450 - total flux cleaned = 0.000180071 Jy ! Component: 2500 - total flux cleaned = 0.000143635 Jy ! Component: 2550 - total flux cleaned = 0.000216045 Jy ! Component: 2600 - total flux cleaned = 0.00018019 Jy ! Component: 2650 - total flux cleaned = 0.000269177 Jy ! Component: 2700 - total flux cleaned = 0.000233807 Jy ! Component: 2750 - total flux cleaned = 0.000251159 Jy ! Component: 2800 - total flux cleaned = 0.000216318 Jy ! Component: 2850 - total flux cleaned = 0.000216132 Jy ! Component: 2900 - total flux cleaned = 0.000199083 Jy ! Component: 2950 - total flux cleaned = 0.000216012 Jy ! Component: 3000 - total flux cleaned = 0.000249924 Jy ! Component: 3050 - total flux cleaned = 0.000249909 Jy ! Component: 3100 - total flux cleaned = 0.000183225 Jy ! Component: 3150 - total flux cleaned = 0.000199863 Jy ! Component: 3200 - total flux cleaned = 0.000199946 Jy ! Component: 3250 - total flux cleaned = 0.000199964 Jy ! Component: 3300 - total flux cleaned = 0.000102116 Jy ! Component: 3350 - total flux cleaned = 6.98616e-05 Jy ! Component: 3400 - total flux cleaned = 0.000102033 Jy ! Component: 3450 - total flux cleaned = 7.00823e-05 Jy ! Component: 3500 - total flux cleaned = 2.23132e-05 Jy ! Component: 3550 - total flux cleaned = -9.42983e-06 Jy ! Component: 3600 - total flux cleaned = 2.21659e-05 Jy ! Component: 3650 - total flux cleaned = -7.18942e-05 Jy ! Component: 3700 - total flux cleaned = -0.000103032 Jy ! Component: 3750 - total flux cleaned = -0.000133889 Jy ! Component: 3800 - total flux cleaned = -0.000133938 Jy ! Component: 3850 - total flux cleaned = -0.000195099 Jy ! Component: 3900 - total flux cleaned = -0.0001798 Jy ! Component: 3950 - total flux cleaned = -0.000300972 Jy ! Component: 4000 - total flux cleaned = -0.00031607 Jy ! Component: 4050 - total flux cleaned = -0.000345957 Jy ! Total flux subtracted in 4096 components = -0.000420589 Jy ! Clean residual min=-0.000860 max=0.000817 Jy/beam ! Clean residual mean=0.000002 rms=0.000264 Jy/beam ! Combined flux in latest and established models = 0.475716 Jy keep ! Adding 317 model components to the UV plane model. ! The established model now contains 475 components and 0.475716 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J0620-2827_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7881 x 2.045 at -4.75 degrees (North through East) ! Clean map min=-0.002417 max=0.31224 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J0620-2827_X_map.fits wmodel /vlbi/uf001/uva//J0620-2827_X_map.mod ! Writing 475 model components to file: /vlbi/uf001/uva//J0620-2827_X_map.mod wobs /vlbi/uf001/uva//J0620-2827_X_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J0620-2827_X_uvs.fits wwins /vlbi/uf001/uva//J0620-2827_X_map.win ! wwins: Wrote 11 windows to /vlbi/uf001/uva//J0620-2827_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.312237 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000261323 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.251081 0.251081 0.502162 1.00432 2.00865 4.0173 8.03459 16.0692 32.1384 64.2767 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0007 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.312 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 1194.83 quit ! Quitting program ! Log file /vlbi/uf001/uva//J0620-2827_X_dfm.log closed on Sun Jan 13 22:57:26 2019