! Started logfile: /vlbi/uf001/uva//J1500+0839_X_dfm.log on Mon Jan 14 03:08:20 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//J1500+0839_X_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J1500+0839_X_uva.fits ! AN table 1: 87 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.998212 visibilities/baseline/integration-bin. ! Found source: J1500+0839 ! ! 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 46896 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 J1500+0839_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 114 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 114 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 114 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 114 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 114 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 114 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 114 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 114 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 114 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 114 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 114 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 114 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.002122Jy sigma=23.140514 ! Fit after self-cal, rms=0.968655Jy sigma=22.367087 ! 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=0.671 mas, bmaj=1.619 mas, bpa=-3.674 degrees ! Estimated noise=0.298103 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 = 0.0239878 Jy ! Component: 100 - total flux cleaned = 0.0304714 Jy ! Total flux subtracted in 100 components = 0.0304714 Jy ! Clean residual min=-0.002995 max=0.004328 Jy/beam ! Clean residual mean=-0.000010 rms=0.000758 Jy/beam ! Combined flux in latest and established models = 0.0304714 Jy ! Performing phase self-cal ! Adding 5 model components to the UV plane model. ! The established model now contains 5 components and 0.0304714 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=0.057768Jy sigma=1.294331 ! Fit after self-cal, rms=0.056072Jy sigma=1.255190 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00535683 Jy ! Component: 100 - total flux cleaned = 0.00810484 Jy ! Total flux subtracted in 100 components = 0.00810484 Jy ! Clean residual min=-0.002874 max=0.004391 Jy/beam ! Clean residual mean=-0.000009 rms=0.000721 Jy/beam ! Combined flux in latest and established models = 0.0385762 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 15 components and 0.0385762 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=0.055442Jy sigma=1.239802 ! Fit after self-cal, rms=0.055420Jy sigma=1.238978 ! Inverting map ! Added new window around map position (15.2, 1.2). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00415989 Jy ! Component: 100 - total flux cleaned = 0.00669099 Jy ! Total flux subtracted in 100 components = 0.00669099 Jy ! Clean residual min=-0.002666 max=0.003057 Jy/beam ! Clean residual mean=-0.000009 rms=0.000675 Jy/beam ! Combined flux in latest and established models = 0.0452672 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 34 components and 0.0452672 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=0.054971Jy sigma=1.227561 ! Fit after self-cal, rms=0.054798Jy sigma=1.224117 ! 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=0.8349 mas, bmaj=1.862 mas, bpa=-2.95 degrees ! Estimated noise=0.162582 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 = 0.00508461 Jy ! Component: 100 - total flux cleaned = 0.00823263 Jy ! Component: 150 - total flux cleaned = 0.0106711 Jy ! Component: 200 - total flux cleaned = 0.0126301 Jy ! Total flux subtracted in 200 components = 0.0126301 Jy ! Clean residual min=-0.002695 max=0.003371 Jy/beam ! Clean residual mean=-0.000013 rms=0.000728 Jy/beam ! Combined flux in latest and established models = 0.0578973 Jy ! Performing phase self-cal ! Adding 41 model components to the UV plane model. ! The established model now contains 59 components and 0.0578973 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=0.054252Jy sigma=1.210335 ! Fit after self-cal, rms=0.053960Jy sigma=1.203848 ! Inverting map ! Added new window around map position (16.6, 2.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00464288 Jy ! Component: 100 - total flux cleaned = 0.00776636 Jy ! Component: 150 - total flux cleaned = 0.0100467 Jy ! Component: 200 - total flux cleaned = 0.0117227 Jy ! Total flux subtracted in 200 components = 0.0117227 Jy ! Clean residual min=-0.002266 max=0.003712 Jy/beam ! Clean residual mean=-0.000011 rms=0.000639 Jy/beam ! Combined flux in latest and established models = 0.06962 Jy ! Performing phase self-cal ! Adding 50 model components to the UV plane model. ! The established model now contains 89 components and 0.06962 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=0.053474Jy sigma=1.191995 ! Fit after self-cal, rms=0.053176Jy sigma=1.185189 ! Inverting map ! Added new window around map position (13.6, 0). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00449442 Jy ! Component: 100 - total flux cleaned = 0.00777339 Jy ! Component: 150 - total flux cleaned = 0.010391 Jy ! Component: 200 - total flux cleaned = 0.0125685 Jy ! Total flux subtracted in 200 components = 0.0125685 Jy ! Clean residual min=-0.002037 max=0.002375 Jy/beam ! Clean residual mean=-0.000008 rms=0.000506 Jy/beam ! Combined flux in latest and established models = 0.0821886 Jy ! Performing phase self-cal ! Adding 67 model components to the UV plane model. ! The established model now contains 133 components and 0.0821886 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=0.052666Jy sigma=1.171875 ! Fit after self-cal, rms=0.052537Jy sigma=1.168741 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8349 x 1.862 at -2.95 degrees (North through East) ! Clean map min=-0.0020416 max=0.033578 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 0.95 HN 0.99 KP 0.90 ! LA 0.90 MK 0.97 NL 1.37 OV 0.88 ! PT 1.00* SC 1.15 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 0.92 HN 1.03 KP 0.97 ! LA 0.85 MK 0.96 NL 1.39 OV 0.95 ! PT 1.00* SC 1.16 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.94 FD 0.96 HN 1.00 KP 0.91 ! LA 0.88 MK 1.03 NL 1.35 OV 0.95 ! PT 1.00* SC 1.07 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 1.00 HN 1.03 KP 0.90 ! LA 0.88 MK 1.06 NL 1.36 OV 0.94 ! PT 1.00* SC 1.07 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 0.94 FD 0.98 HN 0.91 KP 0.90 ! LA 0.93 MK 0.90 NL 1.41 OV 0.94 ! PT 1.00* SC 1.07 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 0.91 HN 1.02 KP 0.97 ! LA 0.91 MK 0.95 NL 1.30 OV 0.96 ! PT 1.00* SC 1.00 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 0.95 HN 0.97 KP 1.02 ! LA 0.87 MK 0.96 NL 1.23 OV 0.89 ! PT 1.00* SC 1.05 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 0.91 HN 0.92 KP 0.96 ! LA 0.90 MK 1.04 NL 1.33 OV 0.98 ! PT 1.00* SC 1.01 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 0.92 FD 0.99 HN 0.90 KP 0.97 ! LA 0.94 MK 0.99 NL 1.39 OV 0.93 ! PT 1.00* SC 1.06 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 0.91 FD 0.93 HN 0.93 KP 0.99 ! LA 0.88 MK 1.03 NL 1.38 OV 0.95 ! PT 1.00* SC 1.03 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 0.90 FD 0.93 HN 0.89 KP 0.96 ! LA 0.96 MK 0.96 NL 1.35 OV 0.93 ! PT 1.00* SC 0.95 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 0.90 HN 0.90 KP 0.96 ! LA 0.91 MK 0.90 NL 1.29 OV 1.00 ! PT 1.00* SC 1.03 ! ! ! Fit before self-cal, rms=0.052537Jy sigma=1.168741 ! Fit after self-cal, rms=0.051315Jy sigma=1.159353 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.8386 mas, bmaj=1.885 mas, bpa=-3.305 degrees ! Estimated noise=0.160101 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 (15.2, 3). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0015988 Jy ! Component: 100 - total flux cleaned = 0.00246777 Jy ! Component: 150 - total flux cleaned = 0.00336156 Jy ! Component: 200 - total flux cleaned = 0.00406443 Jy ! Total flux subtracted in 200 components = 0.00406443 Jy ! Clean residual min=-0.001129 max=0.001244 Jy/beam ! Clean residual mean=-0.000004 rms=0.000320 Jy/beam ! Combined flux in latest and established models = 0.086253 Jy ! Performing phase self-cal ! Adding 45 model components to the UV plane model. ! The established model now contains 170 components and 0.086253 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=0.051162Jy sigma=1.154885 ! Fit after self-cal, rms=0.051221Jy sigma=1.152674 ! 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=0.051221Jy sigma=1.152674 ! Fit after self-cal, rms=0.051768Jy sigma=1.150386 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8372 mas, bmaj=1.885 mas, bpa=-3.538 degrees ! Estimated noise=0.15996 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000676763 Jy ! Component: 100 - total flux cleaned = 0.00113349 Jy ! Component: 150 - total flux cleaned = 0.00170195 Jy ! Component: 200 - total flux cleaned = 0.00219368 Jy ! Total flux subtracted in 200 components = 0.00219368 Jy ! Clean residual min=-0.000991 max=0.001081 Jy/beam ! Clean residual mean=-0.000001 rms=0.000279 Jy/beam ! Combined flux in latest and established models = 0.0884467 Jy selfcal ! Performing phase self-cal ! Adding 50 model components to the UV plane model. ! The established model now contains 201 components and 0.0884467 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=0.051691Jy sigma=1.148076 ! Fit after self-cal, rms=0.051721Jy sigma=1.147243 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 = 0.000309345 Jy ! Component: 100 - total flux cleaned = 0.000707936 Jy ! Component: 150 - total flux cleaned = 0.00118798 Jy ! Component: 200 - total flux cleaned = 0.00158201 Jy ! Total flux subtracted in 200 components = 0.00158201 Jy ! Clean residual min=-0.000947 max=0.001057 Jy/beam ! Clean residual mean=-0.000001 rms=0.000257 Jy/beam ! Combined flux in latest and established models = 0.0900287 Jy ! Performing phase self-cal ! Adding 51 model components to the UV plane model. ! The established model now contains 215 components and 0.0900287 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=0.051675Jy sigma=1.145859 ! Fit after self-cal, rms=0.051654Jy sigma=1.145441 ! 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=0.051654Jy sigma=1.145441 ! Fit after self-cal, rms=0.051357Jy sigma=1.145103 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8391 mas, bmaj=1.888 mas, bpa=-3.555 degrees ! Estimated noise=0.158314 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000119526 Jy ! Component: 100 - total flux cleaned = 0.000216484 Jy ! Component: 150 - total flux cleaned = 0.000659789 Jy ! Component: 200 - total flux cleaned = 0.00107983 Jy ! Total flux subtracted in 200 components = 0.00107983 Jy ! Clean residual min=-0.000878 max=0.000935 Jy/beam ! Clean residual mean=-0.000001 rms=0.000232 Jy/beam ! Combined flux in latest and established models = 0.0911085 Jy selfcal ! Performing phase self-cal ! Adding 56 model components to the UV plane model. ! The established model now contains 240 components and 0.0911085 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=0.051325Jy sigma=1.144057 ! Fit after self-cal, rms=0.051318Jy sigma=1.143541 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 = 0.000124718 Jy ! Component: 100 - total flux cleaned = 0.000476762 Jy ! Component: 150 - total flux cleaned = 0.000814386 Jy ! Component: 200 - total flux cleaned = 0.00113854 Jy ! Total flux subtracted in 200 components = 0.00113854 Jy ! Clean residual min=-0.000851 max=0.000886 Jy/beam ! Clean residual mean=-0.000001 rms=0.000219 Jy/beam ! Combined flux in latest and established models = 0.092247 Jy ! Performing phase self-cal ! Adding 50 model components to the UV plane model. ! The established model now contains 247 components and 0.092247 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=0.051297Jy sigma=1.142875 ! Fit after self-cal, rms=0.051293Jy sigma=1.142763 ! 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=0.051293Jy sigma=1.142763 ! Fit after self-cal, rms=0.050810Jy sigma=1.142655 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.955 mas, bmaj=2.814 mas, bpa=-1.101 degrees ! Estimated noise=0.201636 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000293701 Jy ! Component: 100 - total flux cleaned = 0.000856214 Jy ! Component: 150 - total flux cleaned = 0.00133516 Jy ! Component: 200 - total flux cleaned = 0.00175017 Jy ! Total flux subtracted in 200 components = 0.00175017 Jy ! Clean residual min=-0.001085 max=0.001024 Jy/beam ! Clean residual mean=-0.000002 rms=0.000291 Jy/beam ! Combined flux in latest and established models = 0.0939972 Jy selfcal ! Performing phase self-cal ! Adding 64 model components to the UV plane model. ! The established model now contains 286 components and 0.0939972 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=0.050794Jy sigma=1.142054 ! Fit after self-cal, rms=0.050793Jy sigma=1.141870 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 = 0.000106062 Jy ! Component: 100 - total flux cleaned = 0.000464387 Jy ! Component: 150 - total flux cleaned = 0.000798537 Jy ! Component: 200 - total flux cleaned = 0.00107614 Jy ! Total flux subtracted in 200 components = 0.00107614 Jy ! Clean residual min=-0.001028 max=0.000956 Jy/beam ! Clean residual mean=-0.000001 rms=0.000261 Jy/beam ! Combined flux in latest and established models = 0.0950734 Jy ! Performing phase self-cal ! Adding 59 model components to the UV plane model. ! The established model now contains 303 components and 0.0950733 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=0.050788Jy sigma=1.141678 ! Fit after self-cal, rms=0.050783Jy sigma=1.141555 ! 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=0.8399 mas, bmaj=1.889 mas, bpa=-3.559 degrees ! Estimated noise=0.156983 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8399 x 1.889 at -3.559 degrees (North through East) ! Clean map min=-0.00075622 max=0.03125 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=0.6732 mas, bmaj=1.645 mas, bpa=-4.416 degrees ! Estimated noise=0.289174 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0244053 Jy ! Component: 100 - total flux cleaned = 0.0345707 Jy ! Component: 150 - total flux cleaned = 0.0420672 Jy ! Component: 200 - total flux cleaned = 0.0479871 Jy ! Total flux subtracted in 200 components = 0.0479871 Jy ! Clean residual min=-0.002654 max=0.003555 Jy/beam ! Clean residual mean=-0.000006 rms=0.000669 Jy/beam ! Combined flux in latest and established models = 0.0479871 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 32 model components to the UV plane model. ! The established model now contains 32 components and 0.0479871 Jy ! Inverting map and beam ! Estimated beam: bmin=0.8399 mas, bmaj=1.889 mas, bpa=-3.559 degrees ! Estimated noise=0.156983 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 = 0.00797567 Jy ! Component: 100 - total flux cleaned = 0.0139182 Jy ! Component: 150 - total flux cleaned = 0.0187483 Jy ! Component: 200 - total flux cleaned = 0.0227492 Jy ! Total flux subtracted in 200 components = 0.0227492 Jy ! Clean residual min=-0.001908 max=0.002449 Jy/beam ! Clean residual mean=-0.000005 rms=0.000518 Jy/beam ! Combined flux in latest and established models = 0.0707363 Jy ! Adding 62 model components to the UV plane model. ! The established model now contains 79 components and 0.0707362 Jy ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00336782 Jy ! Component: 100 - total flux cleaned = 0.00623549 Jy ! Component: 150 - total flux cleaned = 0.00868972 Jy ! Component: 200 - total flux cleaned = 0.0107975 Jy ! Total flux subtracted in 200 components = 0.0107975 Jy ! Clean residual min=-0.001353 max=0.001414 Jy/beam ! Clean residual mean=-0.000003 rms=0.000334 Jy/beam ! Combined flux in latest and established models = 0.0815337 Jy ! Adding 43 model components to the UV plane model. ! The established model now contains 103 components and 0.0815337 Jy ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 70 mega-wavelengths. clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.955 mas, bmaj=2.814 mas, bpa=-1.101 degrees ! Estimated noise=0.201636 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.003442 Jy ! Component: 100 - total flux cleaned = 0.0056804 Jy ! Component: 150 - total flux cleaned = 0.00733414 Jy ! Component: 200 - total flux cleaned = 0.00864233 Jy ! Total flux subtracted in 200 components = 0.00864233 Jy ! Clean residual min=-0.001267 max=0.001229 Jy/beam ! Clean residual mean=-0.000003 rms=0.000331 Jy/beam ! Combined flux in latest and established models = 0.090176 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 = 0.00106215 Jy ! Component: 100 - total flux cleaned = 0.00193743 Jy ! Component: 150 - total flux cleaned = 0.00266552 Jy ! Component: 200 - total flux cleaned = 0.00327751 Jy ! Total flux subtracted in 200 components = 0.00327751 Jy ! Clean residual min=-0.001025 max=0.001014 Jy/beam ! Clean residual mean=-0.000001 rms=0.000271 Jy/beam ! Combined flux in latest and established models = 0.0934535 Jy ! Adding 102 model components to the UV plane model. ! The established model now contains 184 components and 0.0934536 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.8399 mas, bmaj=1.889 mas, bpa=-3.559 degrees ! Estimated noise=0.156983 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000197733 Jy ! Component: 100 - total flux cleaned = 0.000575957 Jy ! Component: 150 - total flux cleaned = 0.00104533 Jy ! Component: 200 - total flux cleaned = 0.00144973 Jy ! Total flux subtracted in 200 components = 0.00144973 Jy ! Clean residual min=-0.000907 max=0.000806 Jy/beam ! Clean residual mean=-0.000000 rms=0.000196 Jy/beam ! Combined flux in latest and established models = 0.0949033 Jy selfcal ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 198 components and 0.0949033 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=0.050812Jy sigma=1.142043 ! Fit after self-cal, rms=0.050795Jy sigma=1.141579 wmodel J1500+0839_X_map.mod ! Writing 198 model components to file: J1500+0839_X_map.mod wobs J1500+0839_X_uvs.fits ! Writing UV FITS file: J1500+0839_X_uvs.fits wwins J1500+0839_X_map.win ! wwins: Wrote 5 windows to J1500+0839_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 = -0.0002476 Jy ! Component: 100 - total flux cleaned = -0.000345042 Jy ! Component: 150 - total flux cleaned = -0.000464997 Jy ! Component: 200 - total flux cleaned = -0.000555383 Jy ! Component: 250 - total flux cleaned = -0.000642985 Jy ! Component: 300 - total flux cleaned = -0.000643014 Jy ! Component: 350 - total flux cleaned = -0.00071446 Jy ! Component: 400 - total flux cleaned = -0.000726141 Jy ! Component: 450 - total flux cleaned = -0.000772101 Jy ! Component: 500 - total flux cleaned = -0.000783311 Jy ! Component: 550 - total flux cleaned = -0.000816644 Jy ! Component: 600 - total flux cleaned = -0.000871007 Jy ! Component: 650 - total flux cleaned = -0.000881596 Jy ! Component: 700 - total flux cleaned = -0.000955174 Jy ! Component: 750 - total flux cleaned = -0.000955148 Jy ! Component: 800 - total flux cleaned = -0.000995792 Jy ! Component: 850 - total flux cleaned = -0.00100584 Jy ! Component: 900 - total flux cleaned = -0.00104567 Jy ! Component: 950 - total flux cleaned = -0.00106534 Jy ! Component: 1000 - total flux cleaned = -0.00109451 Jy ! Component: 1050 - total flux cleaned = -0.00109442 Jy ! Component: 1100 - total flux cleaned = -0.0010945 Jy ! Component: 1150 - total flux cleaned = -0.00112265 Jy ! Component: 1200 - total flux cleaned = -0.00113215 Jy ! Component: 1250 - total flux cleaned = -0.00118696 Jy ! Component: 1300 - total flux cleaned = -0.00119595 Jy ! Component: 1350 - total flux cleaned = -0.00116934 Jy ! Component: 1400 - total flux cleaned = -0.0012224 Jy ! Component: 1450 - total flux cleaned = -0.00119595 Jy ! Component: 1500 - total flux cleaned = -0.0012134 Jy ! Component: 1550 - total flux cleaned = -0.00122202 Jy ! Component: 1600 - total flux cleaned = -0.00126445 Jy ! Component: 1650 - total flux cleaned = -0.0012392 Jy ! Component: 1700 - total flux cleaned = -0.00128073 Jy ! Component: 1750 - total flux cleaned = -0.00125614 Jy ! Component: 1800 - total flux cleaned = -0.00132136 Jy ! Component: 1850 - total flux cleaned = -0.0013376 Jy ! Component: 1900 - total flux cleaned = -0.00138566 Jy ! Component: 1950 - total flux cleaned = -0.00141741 Jy ! Component: 2000 - total flux cleaned = -0.00144101 Jy ! Component: 2050 - total flux cleaned = -0.0014565 Jy ! Component: 2100 - total flux cleaned = -0.00150285 Jy ! Component: 2150 - total flux cleaned = -0.00151812 Jy ! Component: 2200 - total flux cleaned = -0.0015334 Jy ! Component: 2250 - total flux cleaned = -0.00151829 Jy ! Component: 2300 - total flux cleaned = -0.00155574 Jy ! Component: 2350 - total flux cleaned = -0.00154828 Jy ! Component: 2400 - total flux cleaned = -0.00159243 Jy ! Component: 2450 - total flux cleaned = -0.0015705 Jy ! Component: 2500 - total flux cleaned = -0.00162838 Jy ! Component: 2550 - total flux cleaned = -0.00162839 Jy ! Component: 2600 - total flux cleaned = -0.00163546 Jy ! Component: 2650 - total flux cleaned = -0.0016568 Jy ! Component: 2700 - total flux cleaned = -0.00171308 Jy ! Component: 2750 - total flux cleaned = -0.001699 Jy ! Component: 2800 - total flux cleaned = -0.00171973 Jy ! Component: 2850 - total flux cleaned = -0.00175414 Jy ! Component: 2900 - total flux cleaned = -0.00174041 Jy ! Component: 2950 - total flux cleaned = -0.00176766 Jy ! Component: 3000 - total flux cleaned = -0.00180139 Jy ! Component: 3050 - total flux cleaned = -0.0018215 Jy ! Component: 3100 - total flux cleaned = -0.00182813 Jy ! Component: 3150 - total flux cleaned = -0.00186124 Jy ! Component: 3200 - total flux cleaned = -0.00186785 Jy ! Component: 3250 - total flux cleaned = -0.00186786 Jy ! Component: 3300 - total flux cleaned = -0.00190689 Jy ! Component: 3350 - total flux cleaned = -0.00191978 Jy ! Component: 3400 - total flux cleaned = -0.00191338 Jy ! Component: 3450 - total flux cleaned = -0.00195166 Jy ! Component: 3500 - total flux cleaned = -0.00197704 Jy ! Component: 3550 - total flux cleaned = -0.00199592 Jy ! Component: 3600 - total flux cleaned = -0.00200846 Jy ! Component: 3650 - total flux cleaned = -0.00200846 Jy ! Component: 3700 - total flux cleaned = -0.00204555 Jy ! Component: 3750 - total flux cleaned = -0.00203325 Jy ! Component: 3800 - total flux cleaned = -0.00203324 Jy ! Component: 3850 - total flux cleaned = -0.00203327 Jy ! Component: 3900 - total flux cleaned = -0.00208766 Jy ! Component: 3950 - total flux cleaned = -0.00206961 Jy ! Component: 4000 - total flux cleaned = -0.0020935 Jy ! Component: 4050 - total flux cleaned = -0.00210538 Jy ! Total flux subtracted in 4096 components = -0.00211718 Jy ! Clean residual min=-0.000331 max=0.000356 Jy/beam ! Clean residual mean=-0.000000 rms=0.000103 Jy/beam ! Combined flux in latest and established models = 0.0927861 Jy keep ! Adding 307 model components to the UV plane model. ! The established model now contains 505 components and 0.0927862 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J1500+0839_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8399 x 1.889 at -3.559 degrees (North through East) ! Clean map min=-0.0007146 max=0.030876 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J1500+0839_X_map.fits wmodel /vlbi/uf001/uva//J1500+0839_X_map.mod ! Writing 505 model components to file: /vlbi/uf001/uva//J1500+0839_X_map.mod wobs /vlbi/uf001/uva//J1500+0839_X_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J1500+0839_X_uvs.fits wwins /vlbi/uf001/uva//J1500+0839_X_map.win ! wwins: Wrote 6 windows to /vlbi/uf001/uva//J1500+0839_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0308763 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000102672 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.997577 0.997577 1.99515 3.99031 7.98062 15.9612 31.9225 63.8449 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0003 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.03 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 300.728 quit ! Quitting program ! Log file /vlbi/uf001/uva//J1500+0839_X_dfm.log closed on Mon Jan 14 03:08:27 2019