! Started logfile: /vlbi/bp222/maps//J1439+4958_X_dfm.log on Thu Sep 27 11:15:41 2018 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/bp222/maps//J1439+4958_X_uvm.fits ! Reading UV FITS file: /vlbi/bp222/maps//J1439+4958_X_uvm.fits ! AN table 1: 45 integrations on 28 of 28 possible baselines. ! AN table 2: 23 integrations on 36 of 36 possible baselines. ! Apparent sampling: 0.978927 visibilities/baseline/integration-bin. ! Found source: J1439+4958 ! ! 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 108 lines of history. ! ! Reading 24528 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 J1439+4958_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 2 telescope corrections were flagged in sub-array 1. ! A total of 4 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 2. ! A total of 2 telescope corrections were flagged in sub-array 1. ! A total of 4 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 3. ! A total of 2 telescope corrections were flagged in sub-array 1. ! A total of 4 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 4. ! A total of 2 telescope corrections were flagged in sub-array 1. ! A total of 4 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 5. ! A total of 2 telescope corrections were flagged in sub-array 1. ! A total of 4 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 6. ! A total of 2 telescope corrections were flagged in sub-array 1. ! A total of 4 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 7. ! A total of 2 telescope corrections were flagged in sub-array 1. ! A total of 4 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 8. ! A total of 2 telescope corrections were flagged in sub-array 1. ! A total of 4 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 9. ! A total of 2 telescope corrections were flagged in sub-array 1. ! A total of 4 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 10. ! A total of 2 telescope corrections were flagged in sub-array 1. ! A total of 4 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 11. ! A total of 2 telescope corrections were flagged in sub-array 1. ! A total of 4 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 12. ! A total of 2 telescope corrections were flagged in sub-array 1. ! A total of 4 telescope corrections were flagged in sub-array 2. ! ! Fit before self-cal, rms=1.038061Jy sigma=15.646171 ! Fit after self-cal, rms=0.746342Jy sigma=11.263751 ! 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=0.588 mas, bmaj=2.232 mas, bpa=-21.73 degrees ! Estimated noise=0.723944 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 = 0.198828 Jy ! Component: 100 - total flux cleaned = 0.242188 Jy ! Total flux subtracted in 100 components = 0.242188 Jy ! Clean residual min=-0.005051 max=0.012152 Jy/beam ! Clean residual mean=0.000006 rms=0.001184 Jy/beam ! Combined flux in latest and established models = 0.242188 Jy ! Performing phase self-cal ! Adding 2 model components to the UV plane model. ! The established model now contains 2 components and 0.242188 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=0.060428Jy sigma=0.847687 ! Fit after self-cal, rms=0.060425Jy sigma=0.847638 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0108568 Jy ! Component: 100 - total flux cleaned = 0.0157791 Jy ! Total flux subtracted in 100 components = 0.0157791 Jy ! Clean residual min=-0.004300 max=0.004093 Jy/beam ! Clean residual mean=0.000002 rms=0.000929 Jy/beam ! Combined flux in latest and established models = 0.257967 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 7 components and 0.257967 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=0.058469Jy sigma=0.813671 ! Fit after self-cal, rms=0.058457Jy sigma=0.813436 ! 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=0.765 mas, bmaj=2.298 mas, bpa=-21.31 degrees ! Estimated noise=0.312197 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 = 0.0030437 Jy ! Component: 100 - total flux cleaned = 0.00345908 Jy ! Component: 150 - total flux cleaned = 0.00376247 Jy ! Component: 200 - total flux cleaned = 0.00399577 Jy ! Total flux subtracted in 200 components = 0.00399577 Jy ! Clean residual min=-0.003752 max=0.002780 Jy/beam ! Clean residual mean=0.000003 rms=0.000743 Jy/beam ! Combined flux in latest and established models = 0.261963 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 15 components and 0.261963 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=0.058254Jy sigma=0.809391 ! Fit after self-cal, rms=0.058248Jy sigma=0.809308 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.765 x 2.298 at -21.31 degrees (North through East) ! Clean map min=-0.003507 max=0.25604 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 1.00 HN 1.03 KP 1.00 ! MK 1.03 NL 1.00 OV 1.01 SC 0.96 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.01 FD 1.05 KP 1.05 LA 0.92 ! MK 1.00 NL 0.92 OV 1.04 PT 1.05 ! SC 1.02 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 1.00 HN 1.01 KP 1.00 ! MK 1.02 NL 1.01 OV 1.01 SC 0.97 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.03 FD 1.03 KP 1.05 LA 0.92 ! MK 1.01 NL 0.93 OV 1.03 PT 1.01 ! SC 1.03 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 0.99 HN 1.00 KP 1.02 ! MK 1.04 NL 1.03 OV 1.00 SC 0.94 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.00 FD 1.03 KP 1.03 LA 0.90 ! MK 0.99 NL 0.93 OV 1.04 PT 1.03 ! SC 1.03 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 1.02 HN 1.02 KP 1.01 ! MK 1.02 NL 1.00 OV 1.02 SC 0.95 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.04 FD 1.03 KP 1.04 LA 0.89 ! MK 1.00 NL 0.95 OV 1.03 PT 1.05 ! SC 1.05 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 1.01 HN 1.02 KP 1.02 ! MK 1.02 NL 0.99 OV 1.01 SC 0.95 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.01 FD 1.03 KP 1.06 LA 0.90 ! MK 0.96 NL 0.95 OV 1.03 PT 1.03 ! SC 1.03 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 0.99 HN 1.02 KP 1.01 ! MK 1.02 NL 1.00 OV 1.00 SC 0.95 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.03 FD 1.05 KP 1.05 LA 0.89 ! MK 0.96 NL 0.95 OV 1.01 PT 1.04 ! SC 1.02 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 0.99 HN 1.02 KP 1.00 ! MK 1.02 NL 1.01 OV 1.00 SC 0.93 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.01 FD 1.03 KP 1.06 LA 0.90 ! MK 0.98 NL 0.95 OV 1.01 PT 1.04 ! SC 1.03 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 1.02 HN 1.01 KP 1.00 ! MK 1.01 NL 0.98 OV 0.98 SC 0.98 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.02 FD 1.03 KP 1.03 LA 0.92 ! MK 0.97 NL 0.94 OV 1.02 PT 1.03 ! SC 1.04 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 0.99 HN 1.00 KP 0.99 ! MK 1.02 NL 1.01 OV 0.99 SC 0.94 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.00 FD 1.03 KP 1.08 LA 0.92 ! MK 0.97 NL 0.94 OV 1.04 PT 1.03 ! SC 1.04 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 0.99 HN 1.01 KP 0.98 ! MK 0.99 NL 0.99 OV 1.00 SC 0.97 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.02 FD 1.01 KP 1.02 LA 0.89 ! MK 0.97 NL 0.93 OV 1.01 PT 1.03 ! SC 1.04 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 0.97 HN 0.99 KP 0.98 ! MK 1.01 NL 1.01 OV 0.98 SC 0.96 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.02 FD 1.02 KP 1.04 LA 0.89 ! MK 0.96 NL 0.92 OV 1.03 PT 1.02 ! SC 1.03 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 0.97 HN 1.03 KP 1.00 ! MK 1.00 NL 1.00 OV 1.00 SC 0.96 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.01 FD 1.02 KP 1.03 LA 0.87 ! MK 0.91 NL 0.92 OV 1.05 PT 1.03 ! SC 1.01 ! ! ! Fit before self-cal, rms=0.058248Jy sigma=0.809308 ! Fit after self-cal, rms=0.056347Jy sigma=0.785781 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.7642 mas, bmaj=2.296 mas, bpa=-21.31 degrees ! Estimated noise=0.311568 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 = 0.000678459 Jy ! Component: 100 - total flux cleaned = 0.000751541 Jy ! Component: 150 - total flux cleaned = 0.000715301 Jy ! Component: 200 - total flux cleaned = 0.000699672 Jy ! Total flux subtracted in 200 components = 0.000699672 Jy ! Clean residual min=-0.001087 max=0.001052 Jy/beam ! Clean residual mean=0.000002 rms=0.000253 Jy/beam ! Combined flux in latest and established models = 0.262662 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 26 components and 0.262662 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.056328Jy sigma=0.785505 ! Fit after self-cal, rms=0.056346Jy sigma=0.785424 ! 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=0.056346Jy sigma=0.785424 ! Fit after self-cal, rms=0.056348Jy sigma=0.785383 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.7638 mas, bmaj=2.296 mas, bpa=-21.31 degrees ! Estimated noise=0.311665 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000491403 Jy ! Component: 100 - total flux cleaned = 0.000506591 Jy ! Component: 150 - total flux cleaned = 0.000492714 Jy ! Component: 200 - total flux cleaned = 0.000504297 Jy ! Total flux subtracted in 200 components = 0.000504297 Jy ! Clean residual min=-0.001076 max=0.001024 Jy/beam ! Clean residual mean=0.000002 rms=0.000248 Jy/beam ! Combined flux in latest and established models = 0.263167 Jy selfcal ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 31 components and 0.263167 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=0.056340Jy sigma=0.785265 ! Fit after self-cal, rms=0.056338Jy sigma=0.785260 flux_cutoff = imstat(rms) * dynam ! Inverting map repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 2.15866e-06 Jy ! Component: 100 - total flux cleaned = 1.26172e-05 Jy ! Component: 150 - total flux cleaned = 1.2892e-05 Jy ! Component: 200 - total flux cleaned = 3.18552e-05 Jy ! Total flux subtracted in 200 components = 3.18552e-05 Jy ! Clean residual min=-0.001071 max=0.001018 Jy/beam ! Clean residual mean=0.000002 rms=0.000247 Jy/beam ! Combined flux in latest and established models = 0.263198 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 34 components and 0.263198 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=0.056334Jy sigma=0.785218 ! Fit after self-cal, rms=0.056333Jy sigma=0.785215 ! 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=0.056333Jy sigma=0.785215 ! Fit after self-cal, rms=0.056298Jy sigma=0.783755 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.7634 mas, bmaj=2.296 mas, bpa=-21.33 degrees ! Estimated noise=0.311835 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000381313 Jy ! Component: 100 - total flux cleaned = 0.000500705 Jy ! Component: 150 - total flux cleaned = 0.000529082 Jy ! Component: 200 - total flux cleaned = 0.000546788 Jy ! Total flux subtracted in 200 components = 0.000546788 Jy ! Clean residual min=-0.000980 max=0.000932 Jy/beam ! Clean residual mean=0.000001 rms=0.000230 Jy/beam ! Combined flux in latest and established models = 0.263745 Jy selfcal ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 41 components and 0.263745 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=0.056293Jy sigma=0.783703 ! Fit after self-cal, rms=0.056294Jy sigma=0.783697 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 = -1.15645e-05 Jy ! Component: 100 - total flux cleaned = -1.15101e-05 Jy ! Component: 150 - total flux cleaned = -3.323e-06 Jy ! Component: 200 - total flux cleaned = -3.23865e-06 Jy ! Total flux subtracted in 200 components = -3.23865e-06 Jy ! Clean residual min=-0.000983 max=0.000932 Jy/beam ! Clean residual mean=0.000001 rms=0.000229 Jy/beam ! Combined flux in latest and established models = 0.263742 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 43 components and 0.263742 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=0.056292Jy sigma=0.783671 ! Fit after self-cal, rms=0.056292Jy sigma=0.783670 ! 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=0.056292Jy sigma=0.783670 ! Fit after self-cal, rms=0.056313Jy sigma=0.783655 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.929 mas, bmaj=2.565 mas, bpa=-18.39 degrees ! Estimated noise=0.410114 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000263302 Jy ! Component: 100 - total flux cleaned = 0.000320035 Jy ! Component: 150 - total flux cleaned = 0.000362153 Jy ! Component: 200 - total flux cleaned = 0.000395851 Jy ! Total flux subtracted in 200 components = 0.000395851 Jy ! Clean residual min=-0.001049 max=0.001084 Jy/beam ! Clean residual mean=0.000002 rms=0.000290 Jy/beam ! Combined flux in latest and established models = 0.264138 Jy selfcal ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 54 components and 0.264138 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=0.056317Jy sigma=0.783690 ! Fit after self-cal, rms=0.056315Jy sigma=0.783675 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 = 8.20914e-05 Jy ! Component: 100 - total flux cleaned = 8.85064e-05 Jy ! Component: 150 - total flux cleaned = 9.44529e-05 Jy ! Component: 200 - total flux cleaned = 9.42123e-05 Jy ! Total flux subtracted in 200 components = 9.42123e-05 Jy ! Clean residual min=-0.001041 max=0.001101 Jy/beam ! Clean residual mean=0.000001 rms=0.000288 Jy/beam ! Combined flux in latest and established models = 0.264232 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 57 components and 0.264232 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=0.056317Jy sigma=0.783717 ! Fit after self-cal, rms=0.056317Jy sigma=0.783713 ! 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=0.763 mas, bmaj=2.296 mas, bpa=-21.33 degrees ! Estimated noise=0.311986 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.763 x 2.296 at -21.33 degrees (North through East) ! Clean map min=-0.00094324 max=0.25576 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=0.5868 mas, bmaj=2.228 mas, bpa=-21.71 degrees ! Estimated noise=0.722057 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.19829 Jy ! Component: 100 - total flux cleaned = 0.24153 Jy ! Component: 150 - total flux cleaned = 0.252772 Jy ! Component: 200 - total flux cleaned = 0.257939 Jy ! Total flux subtracted in 200 components = 0.257939 Jy ! Clean residual min=-0.002779 max=0.002676 Jy/beam ! Clean residual mean=0.000002 rms=0.000600 Jy/beam ! Combined flux in latest and established models = 0.257939 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 6 model components to the UV plane model. ! The established model now contains 6 components and 0.257939 Jy ! Inverting map and beam ! Estimated beam: bmin=0.763 mas, bmaj=2.296 mas, bpa=-21.33 degrees ! Estimated noise=0.311986 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 = 0.00347807 Jy ! Component: 100 - total flux cleaned = 0.00506116 Jy ! Component: 150 - total flux cleaned = 0.00569576 Jy ! Component: 200 - total flux cleaned = 0.00592982 Jy ! Total flux subtracted in 200 components = 0.00592982 Jy ! Clean residual min=-0.001004 max=0.001051 Jy/beam ! Clean residual mean=0.000001 rms=0.000243 Jy/beam ! Combined flux in latest and established models = 0.263869 Jy ! Adding 17 model components to the UV plane model. ! The established model now contains 20 components and 0.263869 Jy ! Inverting map ! Added new window around map position (-12.6, 16.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000550448 Jy ! Component: 100 - total flux cleaned = 0.000506122 Jy ! Component: 150 - total flux cleaned = 0.00046809 Jy ! Component: 200 - total flux cleaned = 0.000432277 Jy ! Total flux subtracted in 200 components = 0.000432277 Jy ! Clean residual min=-0.000974 max=0.000952 Jy/beam ! Clean residual mean=0.000001 rms=0.000231 Jy/beam ! Combined flux in latest and established models = 0.264301 Jy ! Adding 32 model components to the UV plane model. ! The established model now contains 49 components and 0.264301 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=1.929 mas, bmaj=2.565 mas, bpa=-18.39 degrees ! Estimated noise=0.410114 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000100497 Jy ! Component: 100 - total flux cleaned = 6.4523e-05 Jy ! Component: 150 - total flux cleaned = 1.66893e-05 Jy ! Component: 200 - total flux cleaned = -2.46154e-05 Jy ! Total flux subtracted in 200 components = -2.46154e-05 Jy ! Clean residual min=-0.001027 max=0.001056 Jy/beam ! Clean residual mean=0.000002 rms=0.000289 Jy/beam ! Combined flux in latest and established models = 0.264277 Jy flux_cutoff = imstat(rms) * dynam repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam keep new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -2.38889e-05 Jy ! Component: 100 - total flux cleaned = -5.6472e-05 Jy ! Component: 150 - total flux cleaned = -7.67401e-05 Jy ! Component: 200 - total flux cleaned = -0.000114556 Jy ! Total flux subtracted in 200 components = -0.000114556 Jy ! Clean residual min=-0.001007 max=0.001065 Jy/beam ! Clean residual mean=0.000002 rms=0.000282 Jy/beam ! Combined flux in latest and established models = 0.264162 Jy ! Adding 30 model components to the UV plane model. ! The established model now contains 73 components and 0.264162 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.763 mas, bmaj=2.296 mas, bpa=-21.33 degrees ! Estimated noise=0.311986 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -5.14112e-05 Jy ! Component: 100 - total flux cleaned = 4.35737e-05 Jy ! Component: 150 - total flux cleaned = 4.41791e-05 Jy ! Component: 200 - total flux cleaned = 2.9208e-05 Jy ! Total flux subtracted in 200 components = 2.9208e-05 Jy ! Clean residual min=-0.000976 max=0.000919 Jy/beam ! Clean residual mean=0.000001 rms=0.000221 Jy/beam ! Combined flux in latest and established models = 0.264191 Jy selfcal ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 82 components and 0.264191 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=0.056300Jy sigma=0.783424 ! Fit after self-cal, rms=0.056296Jy sigma=0.783388 wmodel J1439+4958_X_map.mod ! Writing 82 model components to file: J1439+4958_X_map.mod wobs J1439+4958_X_uvs.fits ! Writing UV FITS file: J1439+4958_X_uvs.fits wwins J1439+4958_X_map.win ! wwins: Wrote 2 windows to J1439+4958_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 = -9.14e-05 Jy ! Component: 100 - total flux cleaned = -7.55825e-05 Jy ! Component: 150 - total flux cleaned = -2.91808e-05 Jy ! Component: 200 - total flux cleaned = 7.58205e-05 Jy ! Component: 250 - total flux cleaned = 0.000221112 Jy ! Component: 300 - total flux cleaned = 0.000334018 Jy ! Component: 350 - total flux cleaned = 0.000361396 Jy ! Component: 400 - total flux cleaned = 0.00037495 Jy ! Component: 450 - total flux cleaned = 0.000401588 Jy ! Component: 500 - total flux cleaned = 0.000427629 Jy ! Component: 550 - total flux cleaned = 0.000414586 Jy ! Component: 600 - total flux cleaned = 0.000376809 Jy ! Component: 650 - total flux cleaned = 0.000364645 Jy ! Component: 700 - total flux cleaned = 0.00037671 Jy ! Component: 750 - total flux cleaned = 0.000340596 Jy ! Component: 800 - total flux cleaned = 0.000364349 Jy ! Component: 850 - total flux cleaned = 0.000341081 Jy ! Component: 900 - total flux cleaned = 0.000329511 Jy ! Component: 950 - total flux cleaned = 0.000363562 Jy ! Component: 1000 - total flux cleaned = 0.000363471 Jy ! Component: 1050 - total flux cleaned = 0.000374343 Jy ! Component: 1100 - total flux cleaned = 0.000363274 Jy ! Component: 1150 - total flux cleaned = 0.000384933 Jy ! Component: 1200 - total flux cleaned = 0.000341781 Jy ! Component: 1250 - total flux cleaned = 0.000384384 Jy ! Component: 1300 - total flux cleaned = 0.0004053 Jy ! Component: 1350 - total flux cleaned = 0.000405424 Jy ! Component: 1400 - total flux cleaned = 0.000395086 Jy ! Component: 1450 - total flux cleaned = 0.000395232 Jy ! Component: 1500 - total flux cleaned = 0.000395172 Jy ! Component: 1550 - total flux cleaned = 0.000415338 Jy ! Component: 1600 - total flux cleaned = 0.000405438 Jy ! Component: 1650 - total flux cleaned = 0.000385753 Jy ! Component: 1700 - total flux cleaned = 0.000405291 Jy ! Component: 1750 - total flux cleaned = 0.000405304 Jy ! Component: 1800 - total flux cleaned = 0.000405211 Jy ! Component: 1850 - total flux cleaned = 0.000405172 Jy ! Component: 1900 - total flux cleaned = 0.000395616 Jy ! Component: 1950 - total flux cleaned = 0.000386246 Jy ! Component: 2000 - total flux cleaned = 0.000367649 Jy ! Component: 2050 - total flux cleaned = 0.000367725 Jy ! Component: 2100 - total flux cleaned = 0.000322073 Jy ! Component: 2150 - total flux cleaned = 0.000340391 Jy ! Component: 2200 - total flux cleaned = 0.000313406 Jy ! Component: 2250 - total flux cleaned = 0.000313391 Jy ! Component: 2300 - total flux cleaned = 0.0002779 Jy ! Component: 2350 - total flux cleaned = 0.000269087 Jy ! Component: 2400 - total flux cleaned = 0.000277823 Jy ! Component: 2450 - total flux cleaned = 0.000225585 Jy ! Component: 2500 - total flux cleaned = 0.00021688 Jy ! Component: 2550 - total flux cleaned = 0.000156766 Jy ! Component: 2600 - total flux cleaned = 0.000173908 Jy ! Component: 2650 - total flux cleaned = 0.000156965 Jy ! Component: 2700 - total flux cleaned = 0.000157017 Jy ! Component: 2750 - total flux cleaned = 0.000131899 Jy ! Component: 2800 - total flux cleaned = 9.85673e-05 Jy ! Component: 2850 - total flux cleaned = 7.37795e-05 Jy ! Component: 2900 - total flux cleaned = 6.55722e-05 Jy ! Component: 2950 - total flux cleaned = 5.74727e-05 Jy ! Component: 3000 - total flux cleaned = 4.94269e-05 Jy ! Component: 3050 - total flux cleaned = 4.94474e-05 Jy ! Component: 3100 - total flux cleaned = -2.2655e-05 Jy ! Component: 3150 - total flux cleaned = -2.26468e-05 Jy ! Component: 3200 - total flux cleaned = -3.84097e-05 Jy ! Component: 3250 - total flux cleaned = -4.63168e-05 Jy ! Component: 3300 - total flux cleaned = -4.63194e-05 Jy ! Component: 3350 - total flux cleaned = -6.96578e-05 Jy ! Component: 3400 - total flux cleaned = -4.64022e-05 Jy ! Component: 3450 - total flux cleaned = -0.000115661 Jy ! Component: 3500 - total flux cleaned = -9.26627e-05 Jy ! Component: 3550 - total flux cleaned = -0.000130736 Jy ! Component: 3600 - total flux cleaned = -0.000115554 Jy ! Component: 3650 - total flux cleaned = -0.000123066 Jy ! Component: 3700 - total flux cleaned = -0.000138077 Jy ! Component: 3750 - total flux cleaned = -0.000167967 Jy ! Component: 3800 - total flux cleaned = -0.000205051 Jy ! Component: 3850 - total flux cleaned = -0.000234589 Jy ! Component: 3900 - total flux cleaned = -0.000241888 Jy ! Component: 3950 - total flux cleaned = -0.000271102 Jy ! Component: 4000 - total flux cleaned = -0.000278418 Jy ! Component: 4050 - total flux cleaned = -0.000292875 Jy ! Total flux subtracted in 4096 components = -0.000314448 Jy ! Clean residual min=-0.000369 max=0.000429 Jy/beam ! Clean residual mean=0.000000 rms=0.000123 Jy/beam ! Combined flux in latest and established models = 0.263877 Jy keep ! Adding 309 model components to the UV plane model. ! The established model now contains 391 components and 0.263877 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/bp222/maps//J1439+4958_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.763 x 2.296 at -21.33 degrees (North through East) ! Clean map min=-0.00069874 max=0.25572 Jy/beam ! Writing clean map to FITS file: /vlbi/bp222/maps//J1439+4958_X_map.fits wmodel /vlbi/bp222/maps//J1439+4958_X_map.mod ! Writing 391 model components to file: /vlbi/bp222/maps//J1439+4958_X_map.mod wobs /vlbi/bp222/maps//J1439+4958_X_uvs.fits ! Writing UV FITS file: /vlbi/bp222/maps//J1439+4958_X_uvs.fits wwins /vlbi/bp222/maps//J1439+4958_X_map.win ! wwins: Wrote 3 windows to /vlbi/bp222/maps//J1439+4958_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.255716 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000122306 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.143487 0.143487 0.286973 0.573946 1.14789 2.29578 4.59157 9.18314 18.3663 36.7325 73.4651 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0003 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.255 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 2090.79 quit ! Quitting program ! Log file /vlbi/bp222/maps//J1439+4958_X_dfm.log closed on Thu Sep 27 11:15:46 2018