! Started logfile: /vlbi/uf001/uva//J1802+4557_X_dfm.log on Mon Jan 14 04:28:45 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//J1802+4557_X_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J1802+4557_X_uva.fits ! AN table 1: 57 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.993372 visibilities/baseline/integration-bin. ! Found source: J1802+4557 ! ! 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 30576 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 J1802+4557_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=1.003949Jy sigma=26.273378 ! Fit after self-cal, rms=0.939112Jy sigma=24.565237 ! 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=0.7021 mas, bmaj=1.21 mas, bpa=-9.859 degrees ! Estimated noise=0.335395 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 = 0.0447914 Jy ! Component: 100 - total flux cleaned = 0.0553683 Jy ! Total flux subtracted in 100 components = 0.0553683 Jy ! Clean residual min=-0.002928 max=0.008574 Jy/beam ! Clean residual mean=0.000012 rms=0.000791 Jy/beam ! Combined flux in latest and established models = 0.0553683 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 7 components and 0.0553683 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=0.059099Jy sigma=1.444112 ! Fit after self-cal, rms=0.058294Jy sigma=1.425886 ! Inverting map ! Added new window around map position (-1.2, -1.6). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00791291 Jy ! Component: 100 - total flux cleaned = 0.0125457 Jy ! Total flux subtracted in 100 components = 0.0125457 Jy ! Clean residual min=-0.002570 max=0.005208 Jy/beam ! Clean residual mean=0.000010 rms=0.000646 Jy/beam ! Combined flux in latest and established models = 0.067914 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 23 components and 0.067914 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=0.056493Jy sigma=1.372408 ! Fit after self-cal, rms=0.056345Jy sigma=1.368371 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00439409 Jy ! Component: 100 - total flux cleaned = 0.00748468 Jy ! Total flux subtracted in 100 components = 0.00748468 Jy ! Clean residual min=-0.002423 max=0.003522 Jy/beam ! Clean residual mean=0.000008 rms=0.000580 Jy/beam ! Combined flux in latest and established models = 0.0753987 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 31 components and 0.0753987 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=0.055644Jy sigma=1.347315 ! Fit after self-cal, rms=0.055611Jy sigma=1.346320 ! 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=0.9405 mas, bmaj=1.501 mas, bpa=-8.918 degrees ! Estimated noise=0.158944 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 (-0.2, -2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00620635 Jy ! Component: 100 - total flux cleaned = 0.0105059 Jy ! Component: 150 - total flux cleaned = 0.0137492 Jy ! Component: 200 - total flux cleaned = 0.0162325 Jy ! Total flux subtracted in 200 components = 0.0162325 Jy ! Clean residual min=-0.001865 max=0.003246 Jy/beam ! Clean residual mean=0.000008 rms=0.000494 Jy/beam ! Combined flux in latest and established models = 0.0916311 Jy ! Performing phase self-cal ! Adding 50 model components to the UV plane model. ! The established model now contains 74 components and 0.0916311 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=0.054753Jy sigma=1.320312 ! Fit after self-cal, rms=0.054739Jy sigma=1.319366 ! Inverting map ! Added new window around map position (1.6, 1.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00276554 Jy ! Component: 100 - total flux cleaned = 0.00472106 Jy ! Component: 150 - total flux cleaned = 0.00629249 Jy ! Component: 200 - total flux cleaned = 0.00757125 Jy ! Total flux subtracted in 200 components = 0.00757125 Jy ! Clean residual min=-0.001682 max=0.001760 Jy/beam ! Clean residual mean=0.000004 rms=0.000425 Jy/beam ! Combined flux in latest and established models = 0.0992024 Jy ! Performing phase self-cal ! Adding 36 model components to the UV plane model. ! The established model now contains 94 components and 0.0992024 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=0.054546Jy sigma=1.313982 ! Fit after self-cal, rms=0.054540Jy sigma=1.313749 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9405 x 1.501 at -8.918 degrees (North through East) ! Clean map min=-0.0015789 max=0.058311 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.15 FD 1.02 HN 1.02 KP 1.06 ! LA 1.02 MK 1.06 NL 1.07 OV 0.96 ! PT 0.83 SC 0.92 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.17 FD 1.02 HN 1.06 KP 1.05 ! LA 1.00 MK 1.04 NL 1.10 OV 0.92 ! PT 0.86 SC 0.99 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.15 FD 0.99 HN 1.02 KP 1.03 ! LA 1.02 MK 0.98 NL 1.05 OV 0.94 ! PT 0.88 SC 1.02 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.15 FD 0.99 HN 0.99 KP 1.00 ! LA 1.04 MK 1.03 NL 1.05 OV 0.93 ! PT 0.88 SC 0.99 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.11 FD 1.04 HN 1.04 KP 1.03 ! LA 1.04 MK 1.02 NL 1.08 OV 0.92 ! PT 0.87 SC 0.95 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.12 FD 0.96 HN 1.02 KP 1.11 ! LA 1.02 MK 1.00 NL 1.01 OV 0.92 ! PT 0.88 SC 0.99 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.14 FD 0.98 HN 1.00 KP 1.06 ! LA 0.98 MK 1.02 NL 1.05 OV 0.93 ! PT 0.87 SC 1.00 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.10 FD 1.02 HN 1.00 KP 1.03 ! LA 1.04 MK 1.05 NL 1.04 OV 0.93 ! PT 0.91 SC 1.00 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.14 FD 0.96 HN 1.06 KP 1.06 ! LA 1.01 MK 1.00 NL 1.06 OV 0.93 ! PT 0.88 SC 0.98 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.16 FD 1.01 HN 1.06 KP 1.04 ! LA 1.03 MK 0.97 NL 1.04 OV 0.91 ! PT 0.91 SC 0.97 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 1.00 HN 1.06 KP 1.03 ! LA 1.05 MK 0.98 NL 1.01 OV 0.95 ! PT 0.87 SC 0.95 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.16 FD 0.99 HN 1.05 KP 1.05 ! LA 1.04 MK 1.00 NL 1.02 OV 0.94 ! PT 0.87 SC 0.94 ! ! ! Fit before self-cal, rms=0.054540Jy sigma=1.313749 ! Fit after self-cal, rms=0.054896Jy sigma=1.302153 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.9411 mas, bmaj=1.51 mas, bpa=-8.545 degrees ! Estimated noise=0.159687 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 = -0.00108169 Jy ! Component: 100 - total flux cleaned = -0.0015945 Jy ! Component: 150 - total flux cleaned = -0.001919 Jy ! Component: 200 - total flux cleaned = -0.0022005 Jy ! Total flux subtracted in 200 components = -0.0022005 Jy ! Clean residual min=-0.001500 max=0.001161 Jy/beam ! Clean residual mean=0.000001 rms=0.000270 Jy/beam ! Combined flux in latest and established models = 0.0970019 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 109 components and 0.0970019 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=0.054865Jy sigma=1.301246 ! Fit after self-cal, rms=0.054924Jy sigma=1.300801 ! 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=0.054924Jy sigma=1.300801 ! Fit after self-cal, rms=0.056406Jy sigma=1.294842 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9403 mas, bmaj=1.518 mas, bpa=-9.255 degrees ! Estimated noise=0.159778 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000594074 Jy ! Component: 100 - total flux cleaned = -0.000792192 Jy ! Component: 150 - total flux cleaned = -0.000900307 Jy ! Component: 200 - total flux cleaned = -0.000958028 Jy ! Total flux subtracted in 200 components = -0.000958028 Jy ! Clean residual min=-0.001015 max=0.001146 Jy/beam ! Clean residual mean=0.000000 rms=0.000217 Jy/beam ! Combined flux in latest and established models = 0.0960438 Jy selfcal ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 120 components and 0.0960438 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=0.056385Jy sigma=1.294328 ! Fit after self-cal, rms=0.056419Jy sigma=1.294119 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 (-2, -50.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00081905 Jy ! Component: 100 - total flux cleaned = 0.000857497 Jy ! Component: 150 - total flux cleaned = 0.000927142 Jy ! Component: 200 - total flux cleaned = 0.000974255 Jy ! Total flux subtracted in 200 components = 0.000974255 Jy ! Clean residual min=-0.000949 max=0.000954 Jy/beam ! Clean residual mean=0.000001 rms=0.000212 Jy/beam ! Combined flux in latest and established models = 0.0970181 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 132 components and 0.0970181 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=0.056400Jy sigma=1.293610 ! Fit after self-cal, rms=0.056400Jy sigma=1.293575 ! 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=0.056400Jy sigma=1.293575 ! Fit after self-cal, rms=0.056507Jy sigma=1.293438 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9384 mas, bmaj=1.518 mas, bpa=-9.351 degrees ! Estimated noise=0.159274 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00039974 Jy ! Component: 100 - total flux cleaned = -0.000507417 Jy ! Component: 150 - total flux cleaned = -0.000508269 Jy ! Component: 200 - total flux cleaned = -0.000480098 Jy ! Total flux subtracted in 200 components = -0.000480098 Jy ! Clean residual min=-0.000894 max=0.000934 Jy/beam ! Clean residual mean=0.000000 rms=0.000205 Jy/beam ! Combined flux in latest and established models = 0.096538 Jy selfcal ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 136 components and 0.096538 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=0.056496Jy sigma=1.293192 ! Fit after self-cal, rms=0.056501Jy sigma=1.293140 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 (-27.4, 20.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000338068 Jy ! Component: 100 - total flux cleaned = 0.000212053 Jy ! Component: 150 - total flux cleaned = 0.000179648 Jy ! Component: 200 - total flux cleaned = 0.000150931 Jy ! Total flux subtracted in 200 components = 0.000150931 Jy ! Clean residual min=-0.000951 max=0.000805 Jy/beam ! Clean residual mean=0.000000 rms=0.000202 Jy/beam ! Combined flux in latest and established models = 0.0966889 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 148 components and 0.0966889 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=0.056485Jy sigma=1.292713 ! Fit after self-cal, rms=0.056486Jy sigma=1.292688 ! 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=0.056486Jy sigma=1.292688 ! Fit after self-cal, rms=0.056410Jy sigma=1.292623 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.186 mas, bmaj=2.567 mas, bpa=-6.515 degrees ! Estimated noise=0.198699 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000314043 Jy ! Component: 100 - total flux cleaned = -0.000498391 Jy ! Component: 150 - total flux cleaned = -0.000538731 Jy ! Component: 200 - total flux cleaned = -0.000538821 Jy ! Total flux subtracted in 200 components = -0.000538821 Jy ! Clean residual min=-0.000992 max=0.000849 Jy/beam ! Clean residual mean=0.000000 rms=0.000233 Jy/beam ! Combined flux in latest and established models = 0.0961501 Jy selfcal ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 167 components and 0.0961501 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=0.056410Jy sigma=1.292575 ! Fit after self-cal, rms=0.056409Jy sigma=1.292559 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 = -8.3189e-05 Jy ! Component: 100 - total flux cleaned = -7.51313e-05 Jy ! Component: 150 - total flux cleaned = -5.35797e-05 Jy ! Component: 200 - total flux cleaned = -5.37114e-05 Jy ! Total flux subtracted in 200 components = -5.37114e-05 Jy ! Clean residual min=-0.000980 max=0.000827 Jy/beam ! Clean residual mean=0.000000 rms=0.000232 Jy/beam ! Combined flux in latest and established models = 0.0960964 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 174 components and 0.0960964 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=0.056409Jy sigma=1.292563 ! Fit after self-cal, rms=0.056409Jy sigma=1.292558 ! 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=0.9372 mas, bmaj=1.518 mas, bpa=-9.399 degrees ! Estimated noise=0.158814 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9372 x 1.518 at -9.399 degrees (North through East) ! Clean map min=-0.00085548 max=0.058157 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=0.6981 mas, bmaj=1.218 mas, bpa=-10.21 degrees ! Estimated noise=0.336376 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0451099 Jy ! Component: 100 - total flux cleaned = 0.0579511 Jy ! Component: 150 - total flux cleaned = 0.0651193 Jy ! Component: 200 - total flux cleaned = 0.0699164 Jy ! Total flux subtracted in 200 components = 0.0699164 Jy ! Clean residual min=-0.002372 max=0.002688 Jy/beam ! Clean residual mean=0.000007 rms=0.000531 Jy/beam ! Combined flux in latest and established models = 0.0699165 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 18 model components to the UV plane model. ! The established model now contains 18 components and 0.0699165 Jy ! Inverting map and beam ! Estimated beam: bmin=0.9372 mas, bmaj=1.518 mas, bpa=-9.399 degrees ! Estimated noise=0.158814 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 = 0.00684471 Jy ! Component: 100 - total flux cleaned = 0.0111435 Jy ! Component: 150 - total flux cleaned = 0.0141981 Jy ! Component: 200 - total flux cleaned = 0.0164874 Jy ! Total flux subtracted in 200 components = 0.0164874 Jy ! Clean residual min=-0.001035 max=0.001601 Jy/beam ! Clean residual mean=0.000005 rms=0.000293 Jy/beam ! Combined flux in latest and established models = 0.0864039 Jy ! Adding 62 model components to the UV plane model. ! The established model now contains 75 components and 0.0864039 Jy ! Inverting map ! Added new window around map position (-2.4, -1.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00187502 Jy ! Component: 100 - total flux cleaned = 0.0033727 Jy ! Component: 150 - total flux cleaned = 0.00462902 Jy ! Component: 200 - total flux cleaned = 0.00557996 Jy ! Total flux subtracted in 200 components = 0.00557996 Jy ! Clean residual min=-0.000916 max=0.000958 Jy/beam ! Clean residual mean=0.000002 rms=0.000229 Jy/beam ! Combined flux in latest and established models = 0.0919838 Jy ! Adding 38 model components to the UV plane model. ! The established model now contains 102 components and 0.0919838 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=2.186 mas, bmaj=2.567 mas, bpa=-6.515 degrees ! Estimated noise=0.198699 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00158386 Jy ! Component: 100 - total flux cleaned = 0.00206676 Jy ! Component: 150 - total flux cleaned = 0.00248035 Jy ! Component: 200 - total flux cleaned = 0.00266395 Jy ! Total flux subtracted in 200 components = 0.00266395 Jy ! Clean residual min=-0.001000 max=0.000890 Jy/beam ! Clean residual mean=0.000002 rms=0.000252 Jy/beam ! Combined flux in latest and established models = 0.0946478 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 = 0.000184583 Jy ! Component: 100 - total flux cleaned = 0.000347427 Jy ! Component: 150 - total flux cleaned = 0.000439171 Jy ! Component: 200 - total flux cleaned = 0.000523676 Jy ! Total flux subtracted in 200 components = 0.000523676 Jy ! Clean residual min=-0.000927 max=0.000847 Jy/beam ! Clean residual mean=0.000001 rms=0.000238 Jy/beam ! Combined flux in latest and established models = 0.0951715 Jy ! Adding 85 model components to the UV plane model. ! The established model now contains 166 components and 0.0951715 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.9372 mas, bmaj=1.518 mas, bpa=-9.399 degrees ! Estimated noise=0.158814 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000305786 Jy ! Component: 100 - total flux cleaned = 0.000378491 Jy ! Component: 150 - total flux cleaned = 0.00035989 Jy ! Component: 200 - total flux cleaned = 0.000323636 Jy ! Total flux subtracted in 200 components = 0.000323636 Jy ! Clean residual min=-0.000885 max=0.000780 Jy/beam ! Clean residual mean=0.000001 rms=0.000196 Jy/beam ! Combined flux in latest and established models = 0.0954951 Jy selfcal ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 182 components and 0.0954951 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=0.056404Jy sigma=1.292407 ! Fit after self-cal, rms=0.056401Jy sigma=1.292294 wmodel J1802+4557_X_map.mod ! Writing 182 model components to file: J1802+4557_X_map.mod wobs J1802+4557_X_uvs.fits ! Writing UV FITS file: J1802+4557_X_uvs.fits wwins J1802+4557_X_map.win ! wwins: Wrote 7 windows to J1802+4557_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 = -0.000337285 Jy ! Component: 100 - total flux cleaned = -0.000352547 Jy ! Component: 150 - total flux cleaned = -0.000367068 Jy ! Component: 200 - total flux cleaned = -0.000380529 Jy ! Component: 250 - total flux cleaned = -0.00038055 Jy ! Component: 300 - total flux cleaned = -0.000367964 Jy ! Component: 350 - total flux cleaned = -0.000343139 Jy ! Component: 400 - total flux cleaned = -0.000293987 Jy ! Component: 450 - total flux cleaned = -0.000245551 Jy ! Component: 500 - total flux cleaned = -0.000173935 Jy ! Component: 550 - total flux cleaned = -0.000103414 Jy ! Component: 600 - total flux cleaned = -5.69812e-05 Jy ! Component: 650 - total flux cleaned = 2.19349e-07 Jy ! Component: 700 - total flux cleaned = 2.27548e-05 Jy ! Component: 750 - total flux cleaned = 3.39743e-05 Jy ! Component: 800 - total flux cleaned = 6.72646e-05 Jy ! Component: 850 - total flux cleaned = 0.000100022 Jy ! Component: 900 - total flux cleaned = 0.00016485 Jy ! Component: 950 - total flux cleaned = 0.000164631 Jy ! Component: 1000 - total flux cleaned = 0.000185763 Jy ! Component: 1050 - total flux cleaned = 0.000154366 Jy ! Component: 1100 - total flux cleaned = 0.000206458 Jy ! Component: 1150 - total flux cleaned = 0.00019602 Jy ! Component: 1200 - total flux cleaned = 0.000206225 Jy ! Component: 1250 - total flux cleaned = 0.000216386 Jy ! Component: 1300 - total flux cleaned = 0.000236677 Jy ! Component: 1350 - total flux cleaned = 0.000246547 Jy ! Component: 1400 - total flux cleaned = 0.00024653 Jy ! Component: 1450 - total flux cleaned = 0.000246428 Jy ! Component: 1500 - total flux cleaned = 0.000275444 Jy ! Component: 1550 - total flux cleaned = 0.000227382 Jy ! Component: 1600 - total flux cleaned = 0.000227374 Jy ! Component: 1650 - total flux cleaned = 0.000255791 Jy ! Component: 1700 - total flux cleaned = 0.00027452 Jy ! Component: 1750 - total flux cleaned = 0.000302385 Jy ! Component: 1800 - total flux cleaned = 0.00030225 Jy ! Component: 1850 - total flux cleaned = 0.000320553 Jy ! Component: 1900 - total flux cleaned = 0.000320415 Jy ! Component: 1950 - total flux cleaned = 0.000311431 Jy ! Component: 2000 - total flux cleaned = 0.000320471 Jy ! Component: 2050 - total flux cleaned = 0.000338271 Jy ! Component: 2100 - total flux cleaned = 0.000355987 Jy ! Component: 2150 - total flux cleaned = 0.000338345 Jy ! Component: 2200 - total flux cleaned = 0.000338337 Jy ! Component: 2250 - total flux cleaned = 0.000329616 Jy ! Component: 2300 - total flux cleaned = 0.000346873 Jy ! Component: 2350 - total flux cleaned = 0.000329697 Jy ! Component: 2400 - total flux cleaned = 0.000346796 Jy ! Component: 2450 - total flux cleaned = 0.000346815 Jy ! Component: 2500 - total flux cleaned = 0.000338334 Jy ! Component: 2550 - total flux cleaned = 0.000363485 Jy ! Component: 2600 - total flux cleaned = 0.000355106 Jy ! Component: 2650 - total flux cleaned = 0.000363379 Jy ! Component: 2700 - total flux cleaned = 0.000346811 Jy ! Component: 2750 - total flux cleaned = 0.000338666 Jy ! Component: 2800 - total flux cleaned = 0.00036301 Jy ! Component: 2850 - total flux cleaned = 0.000354795 Jy ! Component: 2900 - total flux cleaned = 0.000322475 Jy ! Component: 2950 - total flux cleaned = 0.000354541 Jy ! Component: 3000 - total flux cleaned = 0.000362573 Jy ! Component: 3050 - total flux cleaned = 0.000370447 Jy ! Component: 3100 - total flux cleaned = 0.000386191 Jy ! Component: 3150 - total flux cleaned = 0.000409716 Jy ! Component: 3200 - total flux cleaned = 0.000386292 Jy ! Component: 3250 - total flux cleaned = 0.000394073 Jy ! Component: 3300 - total flux cleaned = 0.000378624 Jy ! Component: 3350 - total flux cleaned = 0.000409415 Jy ! Component: 3400 - total flux cleaned = 0.000424702 Jy ! Component: 3450 - total flux cleaned = 0.000401873 Jy ! Component: 3500 - total flux cleaned = 0.000454909 Jy ! Component: 3550 - total flux cleaned = 0.000462421 Jy ! Component: 3600 - total flux cleaned = 0.000424835 Jy ! Component: 3650 - total flux cleaned = 0.000462195 Jy ! Component: 3700 - total flux cleaned = 0.000439862 Jy ! Component: 3750 - total flux cleaned = 0.000439842 Jy ! Component: 3800 - total flux cleaned = 0.000447213 Jy ! Component: 3850 - total flux cleaned = 0.000461942 Jy ! Component: 3900 - total flux cleaned = 0.000454627 Jy ! Component: 3950 - total flux cleaned = 0.000476401 Jy ! Component: 4000 - total flux cleaned = 0.000512589 Jy ! Component: 4050 - total flux cleaned = 0.000454903 Jy ! Total flux subtracted in 4096 components = 0.000505125 Jy ! Clean residual min=-0.000425 max=0.000437 Jy/beam ! Clean residual mean=-0.000000 rms=0.000123 Jy/beam ! Combined flux in latest and established models = 0.0960002 Jy keep ! Adding 340 model components to the UV plane model. ! The established model now contains 522 components and 0.0960002 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J1802+4557_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9372 x 1.518 at -9.399 degrees (North through East) ! Clean map min=-0.0006518 max=0.058581 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J1802+4557_X_map.fits wmodel /vlbi/uf001/uva//J1802+4557_X_map.mod ! Writing 522 model components to file: /vlbi/uf001/uva//J1802+4557_X_map.mod wobs /vlbi/uf001/uva//J1802+4557_X_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J1802+4557_X_uvs.fits wwins /vlbi/uf001/uva//J1802+4557_X_map.win ! wwins: Wrote 8 windows to /vlbi/uf001/uva//J1802+4557_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.058581 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000122556 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.627622 0.627622 1.25524 2.51049 5.02097 10.0419 20.0839 40.1678 80.3356 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0003 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.058 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 477.994 quit ! Quitting program ! Log file /vlbi/uf001/uva//J1802+4557_X_dfm.log closed on Mon Jan 14 04:28:51 2019