! Started logfile: /vlbi/uf001/uva//J2238+6804_X_dfm.log on Mon Jan 14 06:20:34 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//J2238+6804_X_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J2238+6804_X_uva.fits ! AN table 1: 96 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.99213 visibilities/baseline/integration-bin. ! Found source: J2238+6804 ! ! 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 51432 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 J2238+6804_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. ! ! 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=1.004196Jy sigma=24.031494 ! Fit after self-cal, rms=0.937496Jy sigma=22.473637 ! 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=0.7644 mas, bmaj=0.93 mas, bpa=1.535 degrees ! Estimated noise=0.304584 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 = 0.0462325 Jy ! Component: 100 - total flux cleaned = 0.0563192 Jy ! Total flux subtracted in 100 components = 0.0563192 Jy ! Clean residual min=-0.003806 max=0.020986 Jy/beam ! Clean residual mean=0.000009 rms=0.001024 Jy/beam ! Combined flux in latest and established models = 0.0563192 Jy ! Performing phase self-cal ! Adding 3 model components to the UV plane model. ! The established model now contains 3 components and 0.0563192 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=0.064183Jy sigma=1.481037 ! Fit after self-cal, rms=0.062895Jy sigma=1.449179 ! Inverting map ! Added new window around map position (-1.4, 2.2). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0178664 Jy ! Component: 100 - total flux cleaned = 0.0248128 Jy ! Total flux subtracted in 100 components = 0.0248128 Jy ! Clean residual min=-0.002711 max=0.008113 Jy/beam ! Clean residual mean=0.000007 rms=0.000631 Jy/beam ! Combined flux in latest and established models = 0.0811319 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 9 components and 0.0811319 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=0.056805Jy sigma=1.297016 ! Fit after self-cal, rms=0.056186Jy sigma=1.282590 ! Inverting map ! Added new window around map position (1.4, -2.2). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00705235 Jy ! Component: 100 - total flux cleaned = 0.0115311 Jy ! Total flux subtracted in 100 components = 0.0115311 Jy ! Clean residual min=-0.002359 max=0.002619 Jy/beam ! Clean residual mean=0.000006 rms=0.000504 Jy/beam ! Combined flux in latest and established models = 0.092663 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 21 components and 0.092663 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=0.054769Jy sigma=1.246951 ! Fit after self-cal, rms=0.054730Jy sigma=1.246251 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00362008 Jy ! Component: 100 - total flux cleaned = 0.00649021 Jy ! Total flux subtracted in 100 components = 0.00649021 Jy ! Clean residual min=-0.002199 max=0.002428 Jy/beam ! Clean residual mean=0.000006 rms=0.000472 Jy/beam ! Combined flux in latest and established models = 0.0991532 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 32 components and 0.0991532 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=0.054220Jy sigma=1.233831 ! Fit after self-cal, rms=0.054214Jy sigma=1.233714 ! Inverting map print "============== Finished uniform weighting clean ===============" ! ============== Finished uniform weighting clean =============== ! uvw 0,-1 ! Uniform weighting is not currently selected. ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. win_mult = win_mult * 1.6 clean_niter = clean_niter * 2 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.004 mas, bmaj=1.22 mas, bpa=1.711 degrees ! Estimated noise=0.131903 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 = 0.00475194 Jy ! Component: 100 - total flux cleaned = 0.00817935 Jy ! Component: 150 - total flux cleaned = 0.0107551 Jy ! Component: 200 - total flux cleaned = 0.0127141 Jy ! Total flux subtracted in 200 components = 0.0127141 Jy ! Clean residual min=-0.001668 max=0.002604 Jy/beam ! Clean residual mean=0.000010 rms=0.000403 Jy/beam ! Combined flux in latest and established models = 0.111867 Jy ! Performing phase self-cal ! Adding 40 model components to the UV plane model. ! The established model now contains 55 components and 0.111867 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=0.053642Jy sigma=1.220520 ! Fit after self-cal, rms=0.053633Jy sigma=1.220289 ! Inverting map ! Added new window around map position (0.8, 2.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00256607 Jy ! Component: 100 - total flux cleaned = 0.00410545 Jy ! Component: 150 - total flux cleaned = 0.00532229 Jy ! Component: 200 - total flux cleaned = 0.00631708 Jy ! Total flux subtracted in 200 components = 0.00631708 Jy ! Clean residual min=-0.001584 max=0.002292 Jy/beam ! Clean residual mean=0.000010 rms=0.000356 Jy/beam ! Combined flux in latest and established models = 0.118184 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 70 components and 0.118184 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=0.053486Jy sigma=1.216714 ! Fit after self-cal, rms=0.053468Jy sigma=1.216384 ! Inverting map ! Added new window around map position (-1.8, 0.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00184445 Jy ! Component: 100 - total flux cleaned = 0.00292682 Jy ! Component: 150 - total flux cleaned = 0.00376795 Jy ! Component: 200 - total flux cleaned = 0.00445688 Jy ! Total flux subtracted in 200 components = 0.00445688 Jy ! Clean residual min=-0.001556 max=0.001440 Jy/beam ! Clean residual mean=0.000010 rms=0.000328 Jy/beam ! Combined flux in latest and established models = 0.122641 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 86 components and 0.122641 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=0.053396Jy sigma=1.214482 ! Fit after self-cal, rms=0.053389Jy sigma=1.214355 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.004 x 1.22 at 1.711 degrees (North through East) ! Clean map min=-0.0015248 max=0.064891 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.12 FD 1.04 HN 0.99 KP 1.05 ! LA 1.05 MK 1.13 NL 1.13 OV 0.92 ! PT 0.92 SC 0.99 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.11 FD 1.06 HN 0.99 KP 1.05 ! LA 1.01 MK 1.12 NL 1.10 OV 0.97 ! PT 0.96 SC 0.93 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 1.03 HN 1.00 KP 1.02 ! LA 1.00 MK 1.11 NL 1.11 OV 0.93 ! PT 0.94 SC 0.97 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.11 FD 1.01 HN 0.98 KP 1.04 ! LA 1.02 MK 1.03 NL 1.12 OV 0.96 ! PT 0.94 SC 0.99 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 1.07 HN 0.95 KP 1.04 ! LA 1.05 MK 1.06 NL 1.12 OV 0.96 ! PT 0.92 SC 0.94 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 1.06 HN 0.96 KP 1.04 ! LA 1.01 MK 1.04 NL 1.10 OV 0.93 ! PT 0.91 SC 0.97 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 FD 0.98 HN 0.97 KP 1.02 ! LA 1.02 MK 1.04 NL 1.11 OV 0.92 ! PT 0.91 SC 0.96 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 1.00 HN 0.91 KP 1.06 ! LA 1.03 MK 1.04 NL 1.12 OV 0.91 ! PT 0.89 SC 0.98 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 1.00 HN 0.97 KP 1.01 ! LA 0.99 MK 1.05 NL 1.09 OV 0.93 ! PT 0.89 SC 0.95 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 1.00 HN 0.94 KP 1.04 ! LA 1.01 MK 1.01 NL 1.08 OV 0.90 ! PT 0.91 SC 0.94 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 1.00 HN 0.93 KP 1.06 ! LA 1.01 MK 1.00 NL 1.07 OV 0.89 ! PT 0.91 SC 0.93 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 0.97 HN 0.96 KP 1.04 ! LA 0.99 MK 0.97 NL 1.07 OV 0.93 ! PT 0.90 SC 0.95 ! ! ! Fit before self-cal, rms=0.053389Jy sigma=1.214355 ! Fit after self-cal, rms=0.052670Jy sigma=1.204423 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.004 mas, bmaj=1.221 mas, bpa=2.354 degrees ! Estimated noise=0.133248 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 = -0.000835904 Jy ! Component: 100 - total flux cleaned = -0.00106564 Jy ! Component: 150 - total flux cleaned = -0.00108517 Jy ! Component: 200 - total flux cleaned = -0.00111898 Jy ! Total flux subtracted in 200 components = -0.00111898 Jy ! Clean residual min=-0.000945 max=0.001008 Jy/beam ! Clean residual mean=0.000010 rms=0.000224 Jy/beam ! Combined flux in latest and established models = 0.121522 Jy ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 111 components and 0.121522 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=0.052651Jy sigma=1.203955 ! Fit after self-cal, rms=0.052666Jy sigma=1.203689 ! 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=0.052666Jy sigma=1.203689 ! Fit after self-cal, rms=0.052757Jy sigma=1.198594 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.004 mas, bmaj=1.221 mas, bpa=1.927 degrees ! Estimated noise=0.133093 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000545272 Jy ! Component: 100 - total flux cleaned = -0.000727049 Jy ! Component: 150 - total flux cleaned = -0.000781039 Jy ! Component: 200 - total flux cleaned = -0.000816243 Jy ! Total flux subtracted in 200 components = -0.000816243 Jy ! Clean residual min=-0.000696 max=0.000666 Jy/beam ! Clean residual mean=0.000002 rms=0.000152 Jy/beam ! Combined flux in latest and established models = 0.120706 Jy selfcal ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 127 components and 0.120706 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=0.052749Jy sigma=1.198380 ! Fit after self-cal, rms=0.052769Jy sigma=1.198235 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 = -6.191e-05 Jy ! Component: 100 - total flux cleaned = -9.23707e-05 Jy ! Component: 150 - total flux cleaned = -9.23208e-05 Jy ! Component: 200 - total flux cleaned = -0.000100886 Jy ! Total flux subtracted in 200 components = -0.000100886 Jy ! Clean residual min=-0.000676 max=0.000669 Jy/beam ! Clean residual mean=0.000002 rms=0.000151 Jy/beam ! Combined flux in latest and established models = 0.120605 Jy ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 134 components and 0.120605 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=0.052766Jy sigma=1.198156 ! Fit after self-cal, rms=0.052767Jy sigma=1.198155 ! 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=0.052767Jy sigma=1.198155 ! Fit after self-cal, rms=0.052849Jy sigma=1.198124 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.004 mas, bmaj=1.222 mas, bpa=1.713 degrees ! Estimated noise=0.13321 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00030992 Jy ! Component: 100 - total flux cleaned = -0.000451914 Jy ! Component: 150 - total flux cleaned = -0.000498743 Jy ! Component: 200 - total flux cleaned = -0.000524345 Jy ! Total flux subtracted in 200 components = -0.000524345 Jy ! Clean residual min=-0.000653 max=0.000690 Jy/beam ! Clean residual mean=0.000001 rms=0.000148 Jy/beam ! Combined flux in latest and established models = 0.120081 Jy selfcal ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 145 components and 0.120081 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=0.052846Jy sigma=1.198035 ! Fit after self-cal, rms=0.052848Jy sigma=1.198030 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 (26.8, -39.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000413291 Jy ! Component: 100 - total flux cleaned = 0.000484866 Jy ! Component: 150 - total flux cleaned = 0.000419444 Jy ! Component: 200 - total flux cleaned = 0.000385606 Jy ! Total flux subtracted in 200 components = 0.000385606 Jy ! Clean residual min=-0.000649 max=0.000624 Jy/beam ! Clean residual mean=0.000001 rms=0.000146 Jy/beam ! Combined flux in latest and established models = 0.120466 Jy ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 162 components and 0.120466 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=0.052840Jy sigma=1.197853 ! Fit after self-cal, rms=0.052840Jy sigma=1.197836 ! 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=0.052840Jy sigma=1.197836 ! Fit after self-cal, rms=0.052856Jy sigma=1.197815 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.331 mas, bmaj=2.448 mas, bpa=20.67 degrees ! Estimated noise=0.172496 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000256908 Jy ! Component: 100 - total flux cleaned = -0.000234078 Jy ! Component: 150 - total flux cleaned = -0.000233074 Jy ! Component: 200 - total flux cleaned = -0.000224576 Jy ! Total flux subtracted in 200 components = -0.000224576 Jy ! Clean residual min=-0.000703 max=0.000666 Jy/beam ! Clean residual mean=0.000003 rms=0.000174 Jy/beam ! Combined flux in latest and established models = 0.120242 Jy selfcal ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 173 components and 0.120242 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=0.052854Jy sigma=1.197775 ! Fit after self-cal, rms=0.052853Jy sigma=1.197770 flux_cutoff = imstat(rms) * dynam ! Inverting map repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 3.6642e-05 Jy ! Component: 100 - total flux cleaned = 4.37304e-05 Jy ! Component: 150 - total flux cleaned = 4.9997e-05 Jy ! Component: 200 - total flux cleaned = 5.02067e-05 Jy ! Total flux subtracted in 200 components = 5.02067e-05 Jy ! Clean residual min=-0.000707 max=0.000645 Jy/beam ! Clean residual mean=0.000003 rms=0.000173 Jy/beam ! Combined flux in latest and established models = 0.120292 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 176 components and 0.120292 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=0.052853Jy sigma=1.197767 ! Fit after self-cal, rms=0.052853Jy sigma=1.197765 ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. win_mult = win_mult / 1.2 print "============== Finished amplitude self-cal ==============" ! ============== Finished amplitude self-cal ============== restore ! Inverting map and beam ! Estimated beam: bmin=1.003 mas, bmaj=1.222 mas, bpa=1.648 degrees ! Estimated noise=0.133273 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.003 x 1.222 at 1.648 degrees (North through East) ! Clean map min=-0.00060336 max=0.065446 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=0.7634 mas, bmaj=0.9306 mas, bpa=1.824 degrees ! Estimated noise=0.309411 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0492165 Jy ! Component: 100 - total flux cleaned = 0.0693416 Jy ! Component: 150 - total flux cleaned = 0.0804425 Jy ! Component: 200 - total flux cleaned = 0.08764 Jy ! Total flux subtracted in 200 components = 0.08764 Jy ! Clean residual min=-0.002358 max=0.003902 Jy/beam ! Clean residual mean=0.000004 rms=0.000497 Jy/beam ! Combined flux in latest and established models = 0.08764 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 9 model components to the UV plane model. ! The established model now contains 9 components and 0.08764 Jy ! Inverting map and beam ! Estimated beam: bmin=1.003 mas, bmaj=1.222 mas, bpa=1.648 degrees ! Estimated noise=0.133273 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 = 0.00809439 Jy ! Component: 100 - total flux cleaned = 0.0135974 Jy ! Component: 150 - total flux cleaned = 0.0175965 Jy ! Component: 200 - total flux cleaned = 0.0205598 Jy ! Total flux subtracted in 200 components = 0.0205598 Jy ! Clean residual min=-0.000948 max=0.001701 Jy/beam ! Clean residual mean=0.000003 rms=0.000268 Jy/beam ! Combined flux in latest and established models = 0.1082 Jy ! Adding 36 model components to the UV plane model. ! The established model now contains 38 components and 0.1082 Jy ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00224645 Jy ! Component: 100 - total flux cleaned = 0.0040059 Jy ! Component: 150 - total flux cleaned = 0.00541429 Jy ! Component: 200 - total flux cleaned = 0.00657187 Jy ! Total flux subtracted in 200 components = 0.00657187 Jy ! Clean residual min=-0.000801 max=0.000747 Jy/beam ! Clean residual mean=0.000002 rms=0.000179 Jy/beam ! Combined flux in latest and established models = 0.114772 Jy ! Adding 39 model components to the UV plane model. ! The established model now contains 61 components and 0.114772 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=2.331 mas, bmaj=2.448 mas, bpa=20.67 degrees ! Estimated noise=0.172496 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00165848 Jy ! Component: 100 - total flux cleaned = 0.00273126 Jy ! Component: 150 - total flux cleaned = 0.00352138 Jy ! Component: 200 - total flux cleaned = 0.00412444 Jy ! Total flux subtracted in 200 components = 0.00412444 Jy ! Clean residual min=-0.000686 max=0.000751 Jy/beam ! Clean residual mean=0.000003 rms=0.000190 Jy/beam ! Combined flux in latest and established models = 0.118896 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 = 0.000448641 Jy ! Component: 100 - total flux cleaned = 0.000686904 Jy ! Component: 150 - total flux cleaned = 0.000824495 Jy ! Component: 200 - total flux cleaned = 0.000943152 Jy ! Total flux subtracted in 200 components = 0.000943152 Jy ! Clean residual min=-0.000685 max=0.000701 Jy/beam ! Clean residual mean=0.000003 rms=0.000179 Jy/beam ! Combined flux in latest and established models = 0.119839 Jy ! Adding 83 model components to the UV plane model. ! The established model now contains 134 components and 0.119839 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=1.003 mas, bmaj=1.222 mas, bpa=1.648 degrees ! Estimated noise=0.133273 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 2.1526e-05 Jy ! Component: 100 - total flux cleaned = 6.92496e-06 Jy ! Component: 150 - total flux cleaned = 2.07513e-05 Jy ! Component: 200 - total flux cleaned = 4.62824e-05 Jy ! Total flux subtracted in 200 components = 4.62824e-05 Jy ! Clean residual min=-0.000660 max=0.000585 Jy/beam ! Clean residual mean=0.000001 rms=0.000148 Jy/beam ! Combined flux in latest and established models = 0.119886 Jy selfcal ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 150 components and 0.119886 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=0.052869Jy sigma=1.198088 ! Fit after self-cal, rms=0.052867Jy sigma=1.198048 wmodel J2238+6804_X_map.mod ! Writing 150 model components to file: J2238+6804_X_map.mod wobs J2238+6804_X_uvs.fits ! Writing UV FITS file: J2238+6804_X_uvs.fits wwins J2238+6804_X_map.win ! wwins: Wrote 6 windows to J2238+6804_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 = -0.000252653 Jy ! Component: 100 - total flux cleaned = -0.000252673 Jy ! Component: 150 - total flux cleaned = -0.000189585 Jy ! Component: 200 - total flux cleaned = -0.00011765 Jy ! Component: 250 - total flux cleaned = -5.72018e-05 Jy ! Component: 300 - total flux cleaned = 1.19964e-05 Jy ! Component: 350 - total flux cleaned = 5.07114e-05 Jy ! Component: 400 - total flux cleaned = 7.93218e-05 Jy ! Component: 450 - total flux cleaned = 9.81386e-05 Jy ! Component: 500 - total flux cleaned = 0.000135285 Jy ! Component: 550 - total flux cleaned = 0.000153483 Jy ! Component: 600 - total flux cleaned = 0.000171395 Jy ! Component: 650 - total flux cleaned = 0.000171314 Jy ! Component: 700 - total flux cleaned = 0.000162476 Jy ! Component: 750 - total flux cleaned = 0.00018874 Jy ! Component: 800 - total flux cleaned = 0.000180124 Jy ! Component: 850 - total flux cleaned = 0.00016303 Jy ! Component: 900 - total flux cleaned = 0.000188718 Jy ! Component: 950 - total flux cleaned = 0.000222486 Jy ! Component: 1000 - total flux cleaned = 0.000205754 Jy ! Component: 1050 - total flux cleaned = 0.00021413 Jy ! Component: 1100 - total flux cleaned = 0.00019768 Jy ! Component: 1150 - total flux cleaned = 0.000238354 Jy ! Component: 1200 - total flux cleaned = 0.000230307 Jy ! Component: 1250 - total flux cleaned = 0.000230336 Jy ! Component: 1300 - total flux cleaned = 0.000238248 Jy ! Component: 1350 - total flux cleaned = 0.000254094 Jy ! Component: 1400 - total flux cleaned = 0.000238374 Jy ! Component: 1450 - total flux cleaned = 0.00023841 Jy ! Component: 1500 - total flux cleaned = 0.000254104 Jy ! Component: 1550 - total flux cleaned = 0.000269486 Jy ! Component: 1600 - total flux cleaned = 0.000269414 Jy ! Component: 1650 - total flux cleaned = 0.000238967 Jy ! Component: 1700 - total flux cleaned = 0.000246569 Jy ! Component: 1750 - total flux cleaned = 0.000223919 Jy ! Component: 1800 - total flux cleaned = 0.000246344 Jy ! Component: 1850 - total flux cleaned = 0.000224073 Jy ! Component: 1900 - total flux cleaned = 0.000216655 Jy ! Component: 1950 - total flux cleaned = 0.000209343 Jy ! Component: 2000 - total flux cleaned = 0.000194773 Jy ! Component: 2050 - total flux cleaned = 0.000209367 Jy ! Component: 2100 - total flux cleaned = 0.00020941 Jy ! Component: 2150 - total flux cleaned = 0.00018057 Jy ! Component: 2200 - total flux cleaned = 0.000187757 Jy ! Component: 2250 - total flux cleaned = 0.000116569 Jy ! Component: 2300 - total flux cleaned = 0.000145003 Jy ! Component: 2350 - total flux cleaned = 0.00012397 Jy ! Component: 2400 - total flux cleaned = 0.00012394 Jy ! Component: 2450 - total flux cleaned = 0.000110017 Jy ! Component: 2500 - total flux cleaned = 0.00011691 Jy ! Component: 2550 - total flux cleaned = 0.000103043 Jy ! Component: 2600 - total flux cleaned = 0.000103055 Jy ! Component: 2650 - total flux cleaned = 8.25248e-05 Jy ! Component: 2700 - total flux cleaned = 4.84784e-05 Jy ! Component: 2750 - total flux cleaned = 7.55238e-05 Jy ! Component: 2800 - total flux cleaned = 4.17289e-05 Jy ! Component: 2850 - total flux cleaned = 3.49924e-05 Jy ! Component: 2900 - total flux cleaned = 2.15882e-05 Jy ! Component: 2950 - total flux cleaned = 8.29918e-06 Jy ! Component: 3000 - total flux cleaned = 2.15321e-05 Jy ! Component: 3050 - total flux cleaned = 1.76049e-06 Jy ! Component: 3100 - total flux cleaned = 2.14527e-05 Jy ! Component: 3150 - total flux cleaned = -1.78649e-05 Jy ! Component: 3200 - total flux cleaned = -1.78763e-05 Jy ! Component: 3250 - total flux cleaned = -6.33525e-05 Jy ! Component: 3300 - total flux cleaned = -5.68218e-05 Jy ! Component: 3350 - total flux cleaned = -6.97139e-05 Jy ! Component: 3400 - total flux cleaned = -8.89597e-05 Jy ! Component: 3450 - total flux cleaned = -7.6181e-05 Jy ! Component: 3500 - total flux cleaned = -0.000114337 Jy ! Component: 3550 - total flux cleaned = -0.00012705 Jy ! Component: 3600 - total flux cleaned = -0.000145982 Jy ! Component: 3650 - total flux cleaned = -0.000127095 Jy ! Component: 3700 - total flux cleaned = -0.000120808 Jy ! Component: 3750 - total flux cleaned = -0.000127027 Jy ! Component: 3800 - total flux cleaned = -0.000158151 Jy ! Component: 3850 - total flux cleaned = -0.000145725 Jy ! Component: 3900 - total flux cleaned = -0.000158071 Jy ! Component: 3950 - total flux cleaned = -0.000176536 Jy ! Component: 4000 - total flux cleaned = -0.000164257 Jy ! Component: 4050 - total flux cleaned = -0.000158196 Jy ! Total flux subtracted in 4096 components = -0.000176476 Jy ! Clean residual min=-0.000366 max=0.000389 Jy/beam ! Clean residual mean=0.000000 rms=0.000105 Jy/beam ! Combined flux in latest and established models = 0.119709 Jy keep ! Adding 346 model components to the UV plane model. ! The established model now contains 496 components and 0.119709 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J2238+6804_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.003 x 1.222 at 1.648 degrees (North through East) ! Clean map min=-0.00053564 max=0.065721 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J2238+6804_X_map.fits wmodel /vlbi/uf001/uva//J2238+6804_X_map.mod ! Writing 496 model components to file: /vlbi/uf001/uva//J2238+6804_X_map.mod wobs /vlbi/uf001/uva//J2238+6804_X_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J2238+6804_X_uvs.fits wwins /vlbi/uf001/uva//J2238+6804_X_map.win ! wwins: Wrote 7 windows to /vlbi/uf001/uva//J2238+6804_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0657208 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000104843 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.478584 0.478584 0.957168 1.91434 3.82867 7.65735 15.3147 30.6294 61.2588 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0003 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.065 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 626.849 quit ! Quitting program ! Log file /vlbi/uf001/uva//J2238+6804_X_dfm.log closed on Mon Jan 14 06:20:42 2019