! Started logfile: /vlbi/uf001/uva//J2228+4419_X_dfm.log on Mon Jan 14 06:17:16 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//J2228+4419_X_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J2228+4419_X_uva.fits ! AN table 1: 38 integrations on 36 of 36 possible baselines. ! AN table 2: 19 integrations on 36 of 36 possible baselines. ! Apparent sampling: 0.988304 visibilities/baseline/integration-bin. ! Found source: J2228+4419 ! ! 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 24336 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 J2228+4419_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 27 telescope corrections were flagged in sub-array 1. ! A total of 19 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 2. ! A total of 27 telescope corrections were flagged in sub-array 1. ! A total of 19 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 3. ! A total of 27 telescope corrections were flagged in sub-array 1. ! A total of 19 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 4. ! A total of 27 telescope corrections were flagged in sub-array 1. ! A total of 19 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 5. ! A total of 27 telescope corrections were flagged in sub-array 1. ! A total of 19 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 6. ! A total of 27 telescope corrections were flagged in sub-array 1. ! A total of 19 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 7. ! A total of 27 telescope corrections were flagged in sub-array 1. ! A total of 19 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 8. ! A total of 27 telescope corrections were flagged in sub-array 1. ! A total of 19 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 9. ! A total of 27 telescope corrections were flagged in sub-array 1. ! A total of 19 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 10. ! A total of 27 telescope corrections were flagged in sub-array 1. ! A total of 19 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 11. ! A total of 27 telescope corrections were flagged in sub-array 1. ! A total of 19 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 12. ! A total of 27 telescope corrections were flagged in sub-array 1. ! A total of 19 telescope corrections were flagged in sub-array 2. ! ! Fit before self-cal, rms=1.006361Jy sigma=21.820098 ! Fit after self-cal, rms=0.912339Jy sigma=19.755043 ! 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=0.654 mas, bmaj=1.192 mas, bpa=3.199 degrees ! Estimated noise=0.422607 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 = 0.0644309 Jy ! Component: 100 - total flux cleaned = 0.0859392 Jy ! Total flux subtracted in 100 components = 0.0859392 Jy ! Clean residual min=-0.005772 max=0.011390 Jy/beam ! Clean residual mean=0.000002 rms=0.001365 Jy/beam ! Combined flux in latest and established models = 0.0859392 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 6 components and 0.0859392 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=0.070831Jy sigma=1.459707 ! Fit after self-cal, rms=0.070577Jy sigma=1.454180 ! Inverting map ! Added new window around map position (0.6, 0). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0128604 Jy ! Component: 100 - total flux cleaned = 0.0202264 Jy ! Total flux subtracted in 100 components = 0.0202264 Jy ! Clean residual min=-0.004746 max=0.006085 Jy/beam ! Clean residual mean=0.000001 rms=0.001075 Jy/beam ! Combined flux in latest and established models = 0.106166 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 10 components and 0.106166 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=0.068005Jy sigma=1.385088 ! Fit after self-cal, rms=0.067925Jy sigma=1.383490 ! 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=0.8208 mas, bmaj=1.468 mas, bpa=3.598 degrees ! Estimated noise=0.229212 mJy/beam. repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! Added new window around map position (1.8, 1). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00852018 Jy ! Component: 100 - total flux cleaned = 0.0143214 Jy ! Component: 150 - total flux cleaned = 0.0187427 Jy ! Component: 200 - total flux cleaned = 0.0221422 Jy ! Total flux subtracted in 200 components = 0.0221422 Jy ! Clean residual min=-0.004821 max=0.006684 Jy/beam ! Clean residual mean=0.000004 rms=0.001214 Jy/beam ! Combined flux in latest and established models = 0.128308 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 27 components and 0.128308 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=0.066658Jy sigma=1.349634 ! Fit after self-cal, rms=0.066565Jy sigma=1.346291 ! Inverting map ! Added new window around map position (4.4, 1). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00582076 Jy ! Component: 100 - total flux cleaned = 0.00868356 Jy ! Component: 150 - total flux cleaned = 0.0101199 Jy ! Component: 200 - total flux cleaned = 0.0114492 Jy ! Total flux subtracted in 200 components = 0.0114492 Jy ! Clean residual min=-0.004360 max=0.005189 Jy/beam ! Clean residual mean=0.000003 rms=0.001088 Jy/beam ! Combined flux in latest and established models = 0.139757 Jy ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 48 components and 0.139757 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=0.065906Jy sigma=1.331608 ! Fit after self-cal, rms=0.065853Jy sigma=1.330358 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8208 x 1.468 at 3.598 degrees (North through East) ! Clean map min=-0.0043577 max=0.088558 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 FD 0.99 HN 0.99 KP 0.94 ! LA 0.90 MK 1.08 NL 1.39 OV 0.93 ! SC 0.95 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.21 HN 0.96 KP 0.83 LA 0.98 ! MK 1.02 NL 1.07 OV 1.08 PT 1.00* ! SC 0.86 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.10 FD 1.02 HN 0.94 KP 0.94 ! LA 0.93 MK 0.98 NL 1.26 OV 0.98 ! SC 0.94 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.25 HN 0.84 KP 0.83 LA 0.93 ! MK 1.00 NL 1.09 OV 1.18 PT 1.00* ! SC 0.91 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.14 FD 0.97 HN 0.90 KP 0.97 ! LA 0.94 MK 1.09 NL 1.35 OV 0.98 ! SC 0.97 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.21 HN 0.97 KP 0.82 LA 1.02 ! MK 0.99 NL 1.02 OV 1.05 PT 1.00* ! SC 0.95 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.15 FD 0.92 HN 0.86 KP 0.93 ! LA 0.91 MK 1.04 NL 1.30 OV 0.99 ! SC 1.00 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.10 HN 0.88 KP 0.90 LA 0.95 ! MK 1.01 NL 1.04 OV 1.15 PT 1.00* ! SC 0.90 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 0.93 HN 0.97 KP 1.00 ! LA 0.93 MK 1.09 NL 1.33 OV 0.93 ! SC 0.99 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.23 HN 0.93 KP 0.87 LA 0.93 ! MK 0.93 NL 0.99 OV 1.10 PT 1.00* ! SC 0.96 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.10 FD 0.97 HN 0.92 KP 0.95 ! LA 0.91 MK 1.09 NL 1.28 OV 0.95 ! SC 0.90 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.09 HN 0.88 KP 0.84 LA 0.95 ! MK 0.98 NL 1.06 OV 1.04 PT 1.00* ! SC 0.91 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 0.94 HN 0.98 KP 0.97 ! LA 0.89 MK 1.14 NL 1.41 OV 0.93 ! SC 0.96 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.11 HN 0.88 KP 0.85 LA 0.88 ! MK 1.00 NL 1.17 OV 1.15 PT 1.00* ! SC 0.93 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 0.96 HN 0.97 KP 0.99 ! LA 0.89 MK 0.94 NL 1.32 OV 0.97 ! SC 0.91 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.12 HN 0.95 KP 0.85 LA 0.89 ! MK 0.96 NL 1.11 OV 1.15 PT 1.00* ! SC 0.85 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 0.91 HN 0.95 KP 0.92 ! LA 0.99 MK 0.97 NL 1.45 OV 0.95 ! SC 0.99 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.18 HN 0.90 KP 0.85 LA 0.96 ! MK 0.97 NL 1.11 OV 1.23 PT 1.00* ! SC 0.80 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 FD 0.92 HN 0.98 KP 0.91 ! LA 0.92 MK 1.03 NL 1.36 OV 0.95 ! SC 0.92 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.06 HN 0.94 KP 0.81 LA 0.96 ! MK 1.01 NL 0.96 OV 1.09 PT 1.00* ! SC 0.91 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 0.93 HN 0.90 KP 0.95 ! LA 0.94 MK 0.99 NL 1.37 OV 0.91 ! SC 0.95 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.32 HN 0.89 KP 0.84 LA 0.90 ! MK 0.95 NL 0.96 OV 1.30 PT 1.00* ! SC 0.93 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.12 FD 0.89 HN 0.88 KP 0.97 ! LA 0.97 MK 1.00 NL 1.34 OV 0.93 ! SC 0.96 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.28 HN 0.84 KP 0.83 LA 1.01 ! MK 1.02 NL 1.10 OV 1.13 PT 1.00* ! SC 0.87 ! ! ! Fit before self-cal, rms=0.065853Jy sigma=1.330358 ! Fit after self-cal, rms=0.066075Jy sigma=1.292877 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.8159 mas, bmaj=1.464 mas, bpa=4.853 degrees ! Estimated noise=0.226273 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 (-6, -3.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00157408 Jy ! Component: 100 - total flux cleaned = 0.00218349 Jy ! Component: 150 - total flux cleaned = 0.00269629 Jy ! Component: 200 - total flux cleaned = 0.00322228 Jy ! Total flux subtracted in 200 components = 0.00322228 Jy ! Clean residual min=-0.003200 max=0.002820 Jy/beam ! Clean residual mean=-0.000000 rms=0.000685 Jy/beam ! Combined flux in latest and established models = 0.142979 Jy ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 70 components and 0.142979 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=0.065765Jy sigma=1.285654 ! Fit after self-cal, rms=0.065912Jy sigma=1.284516 ! 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=0.065912Jy sigma=1.284516 ! Fit after self-cal, rms=0.070053Jy sigma=1.266288 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.815 mas, bmaj=1.446 mas, bpa=4.318 degrees ! Estimated noise=0.227359 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -4.75745e-05 Jy ! Component: 100 - total flux cleaned = 0.000316267 Jy ! Component: 150 - total flux cleaned = 0.000494203 Jy ! Component: 200 - total flux cleaned = 0.000641683 Jy ! Total flux subtracted in 200 components = 0.000641683 Jy ! Clean residual min=-0.001770 max=0.001622 Jy/beam ! Clean residual mean=-0.000000 rms=0.000363 Jy/beam ! Combined flux in latest and established models = 0.143621 Jy selfcal ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 83 components and 0.143621 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=0.069932Jy sigma=1.263039 ! Fit after self-cal, rms=0.070035Jy sigma=1.262400 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 = 8.18065e-05 Jy ! Component: 100 - total flux cleaned = 0.000274527 Jy ! Component: 150 - total flux cleaned = 0.00037851 Jy ! Component: 200 - total flux cleaned = 0.000506707 Jy ! Total flux subtracted in 200 components = 0.000506707 Jy ! Clean residual min=-0.001625 max=0.001524 Jy/beam ! Clean residual mean=-0.000000 rms=0.000344 Jy/beam ! Combined flux in latest and established models = 0.144128 Jy ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 94 components and 0.144128 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=0.069998Jy sigma=1.261441 ! Fit after self-cal, rms=0.069994Jy sigma=1.261396 ! 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=0.069994Jy sigma=1.261396 ! Fit after self-cal, rms=0.070827Jy sigma=1.260815 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8119 mas, bmaj=1.445 mas, bpa=4.341 degrees ! Estimated noise=0.226109 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000787047 Jy ! Component: 100 - total flux cleaned = -0.00067399 Jy ! Component: 150 - total flux cleaned = -0.000609412 Jy ! Component: 200 - total flux cleaned = -0.000494436 Jy ! Total flux subtracted in 200 components = -0.000494436 Jy ! Clean residual min=-0.001327 max=0.001337 Jy/beam ! Clean residual mean=-0.000000 rms=0.000309 Jy/beam ! Combined flux in latest and established models = 0.143633 Jy selfcal ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 99 components and 0.143633 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=0.070791Jy sigma=1.259892 ! Fit after self-cal, rms=0.070804Jy sigma=1.259830 flux_cutoff = imstat(rms) * dynam ! Inverting map repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000222374 Jy ! Component: 100 - total flux cleaned = -0.000199868 Jy ! Component: 150 - total flux cleaned = -0.000129655 Jy ! Component: 200 - total flux cleaned = -0.000107939 Jy ! Total flux subtracted in 200 components = -0.000107939 Jy ! Clean residual min=-0.001307 max=0.001348 Jy/beam ! Clean residual mean=-0.000000 rms=0.000300 Jy/beam ! Combined flux in latest and established models = 0.143525 Jy ! Performing phase self-cal ! Adding 35 model components to the UV plane model. ! The established model now contains 109 components and 0.143525 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=0.070789Jy sigma=1.259423 ! Fit after self-cal, rms=0.070786Jy sigma=1.259416 ! Inverting map ! Added new window around map position (-11.2, 18). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000675657 Jy ! Component: 100 - total flux cleaned = 0.000766052 Jy ! Component: 150 - total flux cleaned = 0.000788892 Jy ! Component: 200 - total flux cleaned = 0.000835424 Jy ! Total flux subtracted in 200 components = 0.000835424 Jy ! Clean residual min=-0.001274 max=0.001237 Jy/beam ! Clean residual mean=-0.000000 rms=0.000289 Jy/beam ! Combined flux in latest and established models = 0.144361 Jy ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 128 components and 0.144361 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=0.070757Jy sigma=1.258676 ! Fit after self-cal, rms=0.070758Jy sigma=1.258627 ! Inverting map ! Added new window around map position (34.4, -30.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000748433 Jy ! Component: 100 - total flux cleaned = 0.000744862 Jy ! Component: 150 - total flux cleaned = 0.000745938 Jy ! Component: 200 - total flux cleaned = 0.000725485 Jy ! Total flux subtracted in 200 components = 0.000725485 Jy ! Clean residual min=-0.001197 max=0.001163 Jy/beam ! Clean residual mean=-0.000000 rms=0.000281 Jy/beam ! Combined flux in latest and established models = 0.145086 Jy ! Performing phase self-cal ! Adding 32 model components to the UV plane model. ! The established model now contains 143 components and 0.145086 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=0.070734Jy sigma=1.258069 ! Fit after self-cal, rms=0.070732Jy sigma=1.258036 ! 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=0.070732Jy sigma=1.258036 ! Fit after self-cal, rms=0.070957Jy sigma=1.257789 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.866 mas, bmaj=2.419 mas, bpa=6.923 degrees ! Estimated noise=0.313875 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -6.73106e-05 Jy ! Component: 100 - total flux cleaned = -0.000242375 Jy ! Component: 150 - total flux cleaned = -0.000291535 Jy ! Component: 200 - total flux cleaned = -0.000376667 Jy ! Total flux subtracted in 200 components = -0.000376667 Jy ! Clean residual min=-0.001348 max=0.001321 Jy/beam ! Clean residual mean=-0.000000 rms=0.000338 Jy/beam ! Combined flux in latest and established models = 0.14471 Jy selfcal ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 163 components and 0.14471 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=0.070947Jy sigma=1.257665 ! Fit after self-cal, rms=0.070954Jy sigma=1.257628 flux_cutoff = imstat(rms) * dynam ! Inverting map repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000190803 Jy ! Component: 100 - total flux cleaned = -0.000285442 Jy ! Component: 150 - total flux cleaned = -0.000389764 Jy ! Component: 200 - total flux cleaned = -0.000438014 Jy ! Total flux subtracted in 200 components = -0.000438014 Jy ! Clean residual min=-0.001312 max=0.001257 Jy/beam ! Clean residual mean=-0.000000 rms=0.000329 Jy/beam ! Combined flux in latest and established models = 0.144272 Jy ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 177 components and 0.144272 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=0.070951Jy sigma=1.257633 ! Fit after self-cal, rms=0.070950Jy sigma=1.257620 ! 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=0.8097 mas, bmaj=1.446 mas, bpa=4.379 degrees ! Estimated noise=0.2252 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8097 x 1.446 at 4.379 degrees (North through East) ! Clean map min=-0.0010954 max=0.087101 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=0.649 mas, bmaj=1.173 mas, bpa=4.208 degrees ! Estimated noise=0.408143 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0621849 Jy ! Component: 100 - total flux cleaned = 0.0848214 Jy ! Component: 150 - total flux cleaned = 0.0972704 Jy ! Component: 200 - total flux cleaned = 0.105074 Jy ! Total flux subtracted in 200 components = 0.105074 Jy ! Clean residual min=-0.003069 max=0.004276 Jy/beam ! Clean residual mean=0.000001 rms=0.000721 Jy/beam ! Combined flux in latest and established models = 0.105074 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 12 model components to the UV plane model. ! The established model now contains 12 components and 0.105074 Jy ! Inverting map and beam ! Estimated beam: bmin=0.8097 mas, bmaj=1.446 mas, bpa=4.379 degrees ! Estimated noise=0.2252 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 = 0.00790988 Jy ! Component: 100 - total flux cleaned = 0.0131664 Jy ! Component: 150 - total flux cleaned = 0.0170835 Jy ! Component: 200 - total flux cleaned = 0.0201374 Jy ! Total flux subtracted in 200 components = 0.0201374 Jy ! Clean residual min=-0.001922 max=0.001907 Jy/beam ! Clean residual mean=0.000001 rms=0.000459 Jy/beam ! Combined flux in latest and established models = 0.125212 Jy ! Adding 28 model components to the UV plane model. ! The established model now contains 30 components and 0.125212 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=1.866 mas, bmaj=2.419 mas, bpa=6.923 degrees ! Estimated noise=0.313875 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00476339 Jy ! Component: 100 - total flux cleaned = 0.00791255 Jy ! Component: 150 - total flux cleaned = 0.0103175 Jy ! Component: 200 - total flux cleaned = 0.0122574 Jy ! Total flux subtracted in 200 components = 0.0122574 Jy ! Clean residual min=-0.002091 max=0.001963 Jy/beam ! Clean residual mean=0.000001 rms=0.000475 Jy/beam ! Combined flux in latest and established models = 0.137469 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 = 0.00140854 Jy ! Component: 100 - total flux cleaned = 0.00215427 Jy ! Component: 150 - total flux cleaned = 0.00270078 Jy ! Component: 200 - total flux cleaned = 0.00317051 Jy ! Total flux subtracted in 200 components = 0.00317051 Jy ! Clean residual min=-0.001764 max=0.001528 Jy/beam ! Clean residual mean=0.000001 rms=0.000374 Jy/beam ! Combined flux in latest and established models = 0.14064 Jy ! Adding 65 model components to the UV plane model. ! The established model now contains 83 components and 0.14064 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.8097 mas, bmaj=1.446 mas, bpa=4.379 degrees ! Estimated noise=0.2252 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 2.28095e-05 Jy ! Component: 100 - total flux cleaned = 5.29939e-05 Jy ! Component: 150 - total flux cleaned = 0.000180374 Jy ! Component: 200 - total flux cleaned = 0.000210289 Jy ! Total flux subtracted in 200 components = 0.000210289 Jy ! Clean residual min=-0.001195 max=0.001194 Jy/beam ! Clean residual mean=0.000000 rms=0.000278 Jy/beam ! Combined flux in latest and established models = 0.14085 Jy selfcal ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 107 components and 0.14085 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=0.070975Jy sigma=1.258280 ! Fit after self-cal, rms=0.070955Jy sigma=1.257987 wmodel J2228+4419_X_map.mod ! Writing 107 model components to file: J2228+4419_X_map.mod wobs J2228+4419_X_uvs.fits ! Writing UV FITS file: J2228+4419_X_uvs.fits wwins J2228+4419_X_map.win ! wwins: Wrote 7 windows to J2228+4419_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 = -0.0002201 Jy ! Component: 100 - total flux cleaned = -0.000180355 Jy ! Component: 150 - total flux cleaned = -0.000142464 Jy ! Component: 200 - total flux cleaned = -0.000215674 Jy ! Component: 250 - total flux cleaned = -0.000197918 Jy ! Component: 300 - total flux cleaned = -0.000250502 Jy ! Component: 350 - total flux cleaned = -0.000284774 Jy ! Component: 400 - total flux cleaned = -0.000335263 Jy ! Component: 450 - total flux cleaned = -0.000318644 Jy ! Component: 500 - total flux cleaned = -0.000286015 Jy ! Component: 550 - total flux cleaned = -0.000238125 Jy ! Component: 600 - total flux cleaned = -0.00019091 Jy ! Component: 650 - total flux cleaned = -0.000144071 Jy ! Component: 700 - total flux cleaned = -8.25469e-05 Jy ! Component: 750 - total flux cleaned = -6.74669e-06 Jy ! Component: 800 - total flux cleaned = 2.33774e-05 Jy ! Component: 850 - total flux cleaned = 0.000112656 Jy ! Component: 900 - total flux cleaned = 0.000156499 Jy ! Component: 950 - total flux cleaned = 0.000185486 Jy ! Component: 1000 - total flux cleaned = 0.000200039 Jy ! Component: 1050 - total flux cleaned = 0.000270854 Jy ! Component: 1100 - total flux cleaned = 0.000200433 Jy ! Component: 1150 - total flux cleaned = 0.000242066 Jy ! Component: 1200 - total flux cleaned = 0.000200756 Jy ! Component: 1250 - total flux cleaned = 0.000214547 Jy ! Component: 1300 - total flux cleaned = 0.000187466 Jy ! Component: 1350 - total flux cleaned = 0.000134039 Jy ! Component: 1400 - total flux cleaned = 0.000147351 Jy ! Component: 1450 - total flux cleaned = 0.00012105 Jy ! Component: 1500 - total flux cleaned = 9.50496e-05 Jy ! Component: 1550 - total flux cleaned = 6.94434e-05 Jy ! Component: 1600 - total flux cleaned = 9.5134e-05 Jy ! Component: 1650 - total flux cleaned = 9.51345e-05 Jy ! Component: 1700 - total flux cleaned = 9.52666e-05 Jy ! Component: 1750 - total flux cleaned = 0.000120242 Jy ! Component: 1800 - total flux cleaned = 0.000120274 Jy ! Component: 1850 - total flux cleaned = 9.56281e-05 Jy ! Component: 1900 - total flux cleaned = 9.58159e-05 Jy ! Component: 1950 - total flux cleaned = 0.000132244 Jy ! Component: 2000 - total flux cleaned = 0.000120184 Jy ! Component: 2050 - total flux cleaned = 8.42553e-05 Jy ! Component: 2100 - total flux cleaned = 0.00010795 Jy ! Component: 2150 - total flux cleaned = 0.000107879 Jy ! Component: 2200 - total flux cleaned = 8.44724e-05 Jy ! Component: 2250 - total flux cleaned = 0.000119444 Jy ! Component: 2300 - total flux cleaned = 0.000130963 Jy ! Component: 2350 - total flux cleaned = 9.65565e-05 Jy ! Component: 2400 - total flux cleaned = 0.000142036 Jy ! Component: 2450 - total flux cleaned = 9.68354e-05 Jy ! Component: 2500 - total flux cleaned = 0.000107978 Jy ! Component: 2550 - total flux cleaned = 0.000130394 Jy ! Component: 2600 - total flux cleaned = 0.000130364 Jy ! Component: 2650 - total flux cleaned = 2.011e-05 Jy ! Component: 2700 - total flux cleaned = 6.38957e-05 Jy ! Component: 2750 - total flux cleaned = 4.20935e-05 Jy ! Component: 2800 - total flux cleaned = -1.20378e-05 Jy ! Component: 2850 - total flux cleaned = -1.2627e-06 Jy ! Component: 2900 - total flux cleaned = -1.20744e-05 Jy ! Component: 2950 - total flux cleaned = -1.21009e-05 Jy ! Component: 3000 - total flux cleaned = -2.26865e-05 Jy ! Component: 3050 - total flux cleaned = -1.22089e-05 Jy ! Component: 3100 - total flux cleaned = 2.95012e-05 Jy ! Component: 3150 - total flux cleaned = 3.98389e-05 Jy ! Component: 3200 - total flux cleaned = -1.52028e-06 Jy ! Component: 3250 - total flux cleaned = 1.90075e-05 Jy ! Component: 3300 - total flux cleaned = -1.16468e-05 Jy ! Component: 3350 - total flux cleaned = 2.8998e-05 Jy ! Component: 3400 - total flux cleaned = 8.80357e-06 Jy ! Component: 3450 - total flux cleaned = 1.89049e-05 Jy ! Component: 3500 - total flux cleaned = 6.88942e-05 Jy ! Component: 3550 - total flux cleaned = 6.89113e-05 Jy ! Component: 3600 - total flux cleaned = 8.86736e-05 Jy ! Component: 3650 - total flux cleaned = 9.85099e-05 Jy ! Component: 3700 - total flux cleaned = 0.000127906 Jy ! Component: 3750 - total flux cleaned = 0.000137585 Jy ! Component: 3800 - total flux cleaned = 0.000137627 Jy ! Component: 3850 - total flux cleaned = 0.000176193 Jy ! Component: 3900 - total flux cleaned = 0.000176207 Jy ! Component: 3950 - total flux cleaned = 0.000214357 Jy ! Component: 4000 - total flux cleaned = 0.00022389 Jy ! Component: 4050 - total flux cleaned = 0.000204952 Jy ! Total flux subtracted in 4096 components = 0.000242572 Jy ! Clean residual min=-0.000658 max=0.000567 Jy/beam ! Clean residual mean=0.000000 rms=0.000162 Jy/beam ! Combined flux in latest and established models = 0.141093 Jy keep ! Adding 330 model components to the UV plane model. ! The established model now contains 437 components and 0.141093 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J2228+4419_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8097 x 1.446 at 4.379 degrees (North through East) ! Clean map min=-0.00075327 max=0.087453 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J2228+4419_X_map.fits wmodel /vlbi/uf001/uva//J2228+4419_X_map.mod ! Writing 437 model components to file: /vlbi/uf001/uva//J2228+4419_X_map.mod wobs /vlbi/uf001/uva//J2228+4419_X_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J2228+4419_X_uvs.fits wwins /vlbi/uf001/uva//J2228+4419_X_map.win ! wwins: Wrote 8 windows to /vlbi/uf001/uva//J2228+4419_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0874534 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.00016187 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.555277 0.555277 1.11055 2.22111 4.44221 8.88443 17.7689 35.5377 71.0754 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0004 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.087 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 540.271 quit ! Quitting program ! Log file /vlbi/uf001/uva//J2228+4419_X_dfm.log closed on Mon Jan 14 06:17:21 2019