! Started logfile: /vlbi/uf001/uva//J0839+4227_X_dfm.log on Mon Jan 14 00:03:14 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//J0839+4227_X_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J0839+4227_X_uva.fits ! AN table 1: 42 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.913228 visibilities/baseline/integration-bin. ! Found source: J0839+4227 ! ! 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 20712 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 J0839+4227_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 73 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 73 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 73 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 73 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 73 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 73 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 73 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 73 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 73 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 73 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 73 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 73 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.008843Jy sigma=22.923628 ! Fit after self-cal, rms=0.911685Jy sigma=20.667725 ! 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=0.7445 mas, bmaj=1.216 mas, bpa=-7.498 degrees ! Estimated noise=0.421475 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 = 0.0682068 Jy ! Component: 100 - total flux cleaned = 0.0854515 Jy ! Total flux subtracted in 100 components = 0.0854515 Jy ! Clean residual min=-0.003891 max=0.008471 Jy/beam ! Clean residual mean=-0.000001 rms=0.000968 Jy/beam ! Combined flux in latest and established models = 0.0854515 Jy ! Performing phase self-cal ! Adding 5 model components to the UV plane model. ! The established model now contains 5 components and 0.0854515 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=0.061821Jy sigma=1.314390 ! Fit after self-cal, rms=0.061418Jy sigma=1.306737 ! Inverting map ! Added new window around map position (1.4, 1.4). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0089763 Jy ! Component: 100 - total flux cleaned = 0.0142808 Jy ! Total flux subtracted in 100 components = 0.0142808 Jy ! Clean residual min=-0.003367 max=0.005243 Jy/beam ! Clean residual mean=-0.000001 rms=0.000805 Jy/beam ! Combined flux in latest and established models = 0.0997323 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 14 components and 0.0997323 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=0.059895Jy sigma=1.264830 ! Fit after self-cal, rms=0.059801Jy sigma=1.262612 ! 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=0.9491 mas, bmaj=1.475 mas, bpa=-6.325 degrees ! Estimated noise=0.237891 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 = 0.00556004 Jy ! Component: 100 - total flux cleaned = 0.00918799 Jy ! Component: 150 - total flux cleaned = 0.0117553 Jy ! Component: 200 - total flux cleaned = 0.0135877 Jy ! Total flux subtracted in 200 components = 0.0135877 Jy ! Clean residual min=-0.002585 max=0.004728 Jy/beam ! Clean residual mean=-0.000001 rms=0.000671 Jy/beam ! Combined flux in latest and established models = 0.11332 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 23 components and 0.11332 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=0.059228Jy sigma=1.246877 ! Fit after self-cal, rms=0.059193Jy sigma=1.245832 ! Inverting map ! Added new window around map position (-13.4, -32). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00234311 Jy ! Component: 100 - total flux cleaned = 0.00330629 Jy ! Component: 150 - total flux cleaned = 0.00404677 Jy ! Component: 200 - total flux cleaned = 0.00464572 Jy ! Total flux subtracted in 200 components = 0.00464572 Jy ! Clean residual min=-0.002815 max=0.003622 Jy/beam ! Clean residual mean=-0.000001 rms=0.000605 Jy/beam ! Combined flux in latest and established models = 0.117966 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 35 components and 0.117966 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=0.058908Jy sigma=1.239731 ! Fit after self-cal, rms=0.058882Jy sigma=1.239193 ! Inverting map ! Added new window around map position (5.2, -8.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00295977 Jy ! Component: 100 - total flux cleaned = 0.00375578 Jy ! Component: 150 - total flux cleaned = 0.00404367 Jy ! Component: 200 - total flux cleaned = 0.00421777 Jy ! Total flux subtracted in 200 components = 0.00421777 Jy ! Clean residual min=-0.002882 max=0.003311 Jy/beam ! Clean residual mean=-0.000000 rms=0.000571 Jy/beam ! Combined flux in latest and established models = 0.122184 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 47 components and 0.122184 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=0.058688Jy sigma=1.235827 ! Fit after self-cal, rms=0.058679Jy sigma=1.235316 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9491 x 1.475 at -6.325 degrees (North through East) ! Clean map min=-0.0028907 max=0.087429 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 1.01 HN 0.97 KP 0.98 ! LA 0.95 MK 1.04 NL 1.00 OV 0.93 ! PT 0.96 SC 0.91 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.12 FD 1.03 HN 1.04 KP 0.96 ! LA 0.97 MK 1.09 NL 1.06 OV 0.94 ! PT 0.92 SC 0.88 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.11 FD 0.99 HN 1.08 KP 1.03 ! LA 1.00 MK 1.00 NL 1.04 OV 0.94 ! PT 0.96 SC 0.94 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.11 FD 1.03 HN 1.06 KP 0.98 ! LA 1.00 MK 1.02 NL 1.06 OV 0.93 ! PT 0.97 SC 0.91 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.12 FD 0.99 HN 1.05 KP 0.97 ! LA 0.99 MK 1.05 NL 1.06 OV 0.95 ! PT 0.96 SC 0.95 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 1.03 HN 1.04 KP 0.96 ! LA 0.99 MK 1.01 NL 1.08 OV 0.95 ! PT 0.97 SC 0.94 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.11 FD 1.06 HN 1.04 KP 1.00 ! LA 0.98 MK 1.04 NL 1.06 OV 0.93 ! PT 0.93 SC 0.95 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.12 FD 1.04 HN 1.05 KP 1.01 ! LA 0.98 MK 1.02 NL 1.04 OV 0.93 ! PT 0.98 SC 0.94 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.10 FD 1.04 HN 0.99 KP 1.03 ! LA 1.01 MK 1.01 NL 1.10 OV 0.92 ! PT 0.97 SC 0.95 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.19 FD 1.00 HN 1.04 KP 1.03 ! LA 0.98 MK 1.02 NL 1.05 OV 0.90 ! PT 0.92 SC 0.94 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 1.03 HN 1.00 KP 0.97 ! LA 0.97 MK 0.98 NL 1.07 OV 0.93 ! PT 0.99 SC 0.95 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 0.97 HN 1.07 KP 1.04 ! LA 0.97 MK 0.95 NL 1.10 OV 0.93 ! PT 0.97 SC 0.89 ! ! ! Fit before self-cal, rms=0.058679Jy sigma=1.235316 ! Fit after self-cal, rms=0.058817Jy sigma=1.223995 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.9448 mas, bmaj=1.475 mas, bpa=-5.255 degrees ! Estimated noise=0.238624 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 = -0.000781697 Jy ! Component: 100 - total flux cleaned = -0.00114077 Jy ! Component: 150 - total flux cleaned = -0.00157627 Jy ! Component: 200 - total flux cleaned = -0.00196715 Jy ! Total flux subtracted in 200 components = -0.00196715 Jy ! Clean residual min=-0.002095 max=0.002114 Jy/beam ! Clean residual mean=0.000001 rms=0.000470 Jy/beam ! Combined flux in latest and established models = 0.120216 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 69 components and 0.120216 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=0.058747Jy sigma=1.222703 ! Fit after self-cal, rms=0.058790Jy sigma=1.222420 ! 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=0.058790Jy sigma=1.222420 ! Fit after self-cal, rms=0.063605Jy sigma=1.208309 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9466 mas, bmaj=1.465 mas, bpa=-5.858 degrees ! Estimated noise=0.240506 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000972866 Jy ! Component: 100 - total flux cleaned = -0.00137017 Jy ! Component: 150 - total flux cleaned = -0.00149805 Jy ! Component: 200 - total flux cleaned = -0.00161271 Jy ! Total flux subtracted in 200 components = -0.00161271 Jy ! Clean residual min=-0.001477 max=0.001494 Jy/beam ! Clean residual mean=0.000001 rms=0.000338 Jy/beam ! Combined flux in latest and established models = 0.118604 Jy selfcal ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 92 components and 0.118604 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=0.063562Jy sigma=1.207129 ! Fit after self-cal, rms=0.063640Jy sigma=1.206813 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 = -0.000345684 Jy ! Component: 100 - total flux cleaned = -0.000445243 Jy ! Component: 150 - total flux cleaned = -0.000490502 Jy ! Component: 200 - total flux cleaned = -0.000511214 Jy ! Total flux subtracted in 200 components = -0.000511214 Jy ! Clean residual min=-0.001476 max=0.001470 Jy/beam ! Clean residual mean=0.000001 rms=0.000332 Jy/beam ! Combined flux in latest and established models = 0.118092 Jy ! Performing phase self-cal ! Adding 35 model components to the UV plane model. ! The established model now contains 106 components and 0.118092 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=0.063625Jy sigma=1.206375 ! Fit after self-cal, rms=0.063623Jy sigma=1.206355 ! Inverting map ! Added new window around map position (34.4, 17.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00121362 Jy ! Component: 100 - total flux cleaned = 0.0014248 Jy ! Component: 150 - total flux cleaned = 0.00142459 Jy ! Component: 200 - total flux cleaned = 0.00136441 Jy ! Total flux subtracted in 200 components = 0.00136441 Jy ! Clean residual min=-0.001385 max=0.001372 Jy/beam ! Clean residual mean=0.000002 rms=0.000320 Jy/beam ! Combined flux in latest and established models = 0.119457 Jy ! Performing phase self-cal ! Adding 33 model components to the UV plane model. ! The established model now contains 127 components and 0.119457 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=0.063596Jy sigma=1.205614 ! Fit after self-cal, rms=0.063592Jy sigma=1.205554 ! 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=0.063592Jy sigma=1.205554 ! Fit after self-cal, rms=0.064182Jy sigma=1.205179 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9454 mas, bmaj=1.467 mas, bpa=-5.938 degrees ! Estimated noise=0.240275 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000471093 Jy ! Component: 100 - total flux cleaned = -0.000683971 Jy ! Component: 150 - total flux cleaned = -0.000684354 Jy ! Component: 200 - total flux cleaned = -0.000684519 Jy ! Total flux subtracted in 200 components = -0.000684519 Jy ! Clean residual min=-0.001278 max=0.001273 Jy/beam ! Clean residual mean=0.000001 rms=0.000306 Jy/beam ! Combined flux in latest and established models = 0.118772 Jy selfcal ! Performing phase self-cal ! Adding 36 model components to the UV plane model. ! The established model now contains 132 components and 0.118772 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=0.064164Jy sigma=1.204669 ! Fit after self-cal, rms=0.064172Jy sigma=1.204637 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 = -5.28892e-05 Jy ! Component: 100 - total flux cleaned = -3.3584e-05 Jy ! Component: 150 - total flux cleaned = -3.34557e-05 Jy ! Component: 200 - total flux cleaned = 1.80876e-05 Jy ! Total flux subtracted in 200 components = 1.80876e-05 Jy ! Clean residual min=-0.001261 max=0.001283 Jy/beam ! Clean residual mean=0.000001 rms=0.000303 Jy/beam ! Combined flux in latest and established models = 0.11879 Jy ! Performing phase self-cal ! Adding 43 model components to the UV plane model. ! The established model now contains 140 components and 0.11879 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=0.064162Jy sigma=1.204383 ! Fit after self-cal, rms=0.064161Jy sigma=1.204375 ! 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=0.064161Jy sigma=1.204375 ! Fit after self-cal, rms=0.064357Jy sigma=1.204274 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.177 mas, bmaj=2.504 mas, bpa=-9.258 degrees ! Estimated noise=0.297121 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000317772 Jy ! Component: 100 - total flux cleaned = -0.000279003 Jy ! Component: 150 - total flux cleaned = -0.00022549 Jy ! Component: 200 - total flux cleaned = -0.000161992 Jy ! Total flux subtracted in 200 components = -0.000161992 Jy ! Clean residual min=-0.001457 max=0.001761 Jy/beam ! Clean residual mean=0.000003 rms=0.000387 Jy/beam ! Combined flux in latest and established models = 0.118628 Jy selfcal ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 161 components and 0.118628 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=0.064353Jy sigma=1.204111 ! Fit after self-cal, rms=0.064355Jy sigma=1.204094 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 (-5.2, -14). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00157752 Jy ! Component: 100 - total flux cleaned = 0.00173143 Jy ! Component: 150 - total flux cleaned = 0.00182756 Jy ! Component: 200 - total flux cleaned = 0.00193381 Jy ! Total flux subtracted in 200 components = 0.00193381 Jy ! Clean residual min=-0.001340 max=0.001359 Jy/beam ! Clean residual mean=0.000003 rms=0.000348 Jy/beam ! Combined flux in latest and established models = 0.120562 Jy ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 187 components and 0.120562 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=0.064320Jy sigma=1.203206 ! Fit after self-cal, rms=0.064315Jy sigma=1.203152 ! 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=0.945 mas, bmaj=1.469 mas, bpa=-6.019 degrees ! Estimated noise=0.239998 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.945 x 1.469 at -6.019 degrees (North through East) ! Clean map min=-0.0015041 max=0.087989 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=0.7396 mas, bmaj=1.206 mas, bpa=-6.935 degrees ! Estimated noise=0.42294 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0682541 Jy ! Component: 100 - total flux cleaned = 0.0863924 Jy ! Component: 150 - total flux cleaned = 0.0954886 Jy ! Component: 200 - total flux cleaned = 0.100747 Jy ! Total flux subtracted in 200 components = 0.100747 Jy ! Clean residual min=-0.002336 max=0.002744 Jy/beam ! Clean residual mean=-0.000000 rms=0.000558 Jy/beam ! Combined flux in latest and established models = 0.100747 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 13 model components to the UV plane model. ! The established model now contains 13 components and 0.100747 Jy ! Inverting map and beam ! Estimated beam: bmin=0.945 mas, bmaj=1.469 mas, bpa=-6.019 degrees ! Estimated noise=0.239998 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 = 0.00447388 Jy ! Component: 100 - total flux cleaned = 0.00738157 Jy ! Component: 150 - total flux cleaned = 0.00963029 Jy ! Component: 200 - total flux cleaned = 0.0114319 Jy ! Total flux subtracted in 200 components = 0.0114319 Jy ! Clean residual min=-0.001486 max=0.001561 Jy/beam ! Clean residual mean=0.000000 rms=0.000350 Jy/beam ! Combined flux in latest and established models = 0.112179 Jy ! Adding 30 model components to the UV plane model. ! The established model now contains 36 components and 0.112179 Jy ! Inverting map ! Added new window around map position (-23.2, -20). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00122998 Jy ! Component: 100 - total flux cleaned = 0.00212419 Jy ! Component: 150 - total flux cleaned = 0.0027795 Jy ! Component: 200 - total flux cleaned = 0.00338063 Jy ! Total flux subtracted in 200 components = 0.00338063 Jy ! Clean residual min=-0.001337 max=0.001258 Jy/beam ! Clean residual mean=0.000001 rms=0.000310 Jy/beam ! Combined flux in latest and established models = 0.11556 Jy ! Adding 44 model components to the UV plane model. ! The established model now contains 62 components and 0.115559 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=2.177 mas, bmaj=2.504 mas, bpa=-9.258 degrees ! Estimated noise=0.297121 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00177434 Jy ! Component: 100 - total flux cleaned = 0.00303116 Jy ! Component: 150 - total flux cleaned = 0.00390539 Jy ! Component: 200 - total flux cleaned = 0.00433471 Jy ! Total flux subtracted in 200 components = 0.00433471 Jy ! Clean residual min=-0.001437 max=0.001415 Jy/beam ! Clean residual mean=0.000002 rms=0.000359 Jy/beam ! Combined flux in latest and established models = 0.119894 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 = 0.000344146 Jy ! Component: 100 - total flux cleaned = 0.000625197 Jy ! Component: 150 - total flux cleaned = 0.000828447 Jy ! Component: 200 - total flux cleaned = 0.00101368 Jy ! Total flux subtracted in 200 components = 0.00101368 Jy ! Clean residual min=-0.001281 max=0.001225 Jy/beam ! Clean residual mean=0.000002 rms=0.000338 Jy/beam ! Combined flux in latest and established models = 0.120908 Jy ! Adding 56 model components to the UV plane model. ! The established model now contains 110 components and 0.120908 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.945 mas, bmaj=1.469 mas, bpa=-6.019 degrees ! Estimated noise=0.239998 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000190775 Jy ! Component: 100 - total flux cleaned = 0.000192291 Jy ! Component: 150 - total flux cleaned = 0.000221649 Jy ! Component: 200 - total flux cleaned = 0.000275419 Jy ! Total flux subtracted in 200 components = 0.000275419 Jy ! Clean residual min=-0.001067 max=0.001105 Jy/beam ! Clean residual mean=0.000001 rms=0.000268 Jy/beam ! Combined flux in latest and established models = 0.121183 Jy selfcal ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 135 components and 0.121183 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=0.064309Jy sigma=1.202789 ! Fit after self-cal, rms=0.064280Jy sigma=1.202515 wmodel J0839+4227_X_map.mod ! Writing 135 model components to file: J0839+4227_X_map.mod wobs J0839+4227_X_uvs.fits ! Writing UV FITS file: J0839+4227_X_uvs.fits wwins J0839+4227_X_map.win ! wwins: Wrote 7 windows to J0839+4227_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 = -6.25815e-05 Jy ! Component: 100 - total flux cleaned = -0.000295221 Jy ! Component: 150 - total flux cleaned = -0.00046362 Jy ! Component: 200 - total flux cleaned = -0.000609232 Jy ! Component: 250 - total flux cleaned = -0.000698061 Jy ! Component: 300 - total flux cleaned = -0.000785288 Jy ! Component: 350 - total flux cleaned = -0.000921686 Jy ! Component: 400 - total flux cleaned = -0.00103882 Jy ! Component: 450 - total flux cleaned = -0.00110458 Jy ! Component: 500 - total flux cleaned = -0.00118578 Jy ! Component: 550 - total flux cleaned = -0.00124953 Jy ! Component: 600 - total flux cleaned = -0.00131264 Jy ! Component: 650 - total flux cleaned = -0.00143667 Jy ! Component: 700 - total flux cleaned = -0.00145205 Jy ! Component: 750 - total flux cleaned = -0.00154289 Jy ! Component: 800 - total flux cleaned = -0.0015875 Jy ! Component: 850 - total flux cleaned = -0.00160244 Jy ! Component: 900 - total flux cleaned = -0.00170487 Jy ! Component: 950 - total flux cleaned = -0.00173351 Jy ! Component: 1000 - total flux cleaned = -0.00180538 Jy ! Component: 1050 - total flux cleaned = -0.00184789 Jy ! Component: 1100 - total flux cleaned = -0.00190385 Jy ! Component: 1150 - total flux cleaned = -0.0019595 Jy ! Component: 1200 - total flux cleaned = -0.00202842 Jy ! Component: 1250 - total flux cleaned = -0.00211012 Jy ! Component: 1300 - total flux cleaned = -0.00215047 Jy ! Component: 1350 - total flux cleaned = -0.00217709 Jy ! Component: 1400 - total flux cleaned = -0.00221689 Jy ! Component: 1450 - total flux cleaned = -0.00221682 Jy ! Component: 1500 - total flux cleaned = -0.00225612 Jy ! Component: 1550 - total flux cleaned = -0.00229479 Jy ! Component: 1600 - total flux cleaned = -0.00229456 Jy ! Component: 1650 - total flux cleaned = -0.00229448 Jy ! Component: 1700 - total flux cleaned = -0.00235762 Jy ! Component: 1750 - total flux cleaned = -0.00232006 Jy ! Component: 1800 - total flux cleaned = -0.00234492 Jy ! Component: 1850 - total flux cleaned = -0.00239438 Jy ! Component: 1900 - total flux cleaned = -0.00239427 Jy ! Component: 1950 - total flux cleaned = -0.00244298 Jy ! Component: 2000 - total flux cleaned = -0.00249123 Jy ! Component: 2050 - total flux cleaned = -0.00247917 Jy ! Component: 2100 - total flux cleaned = -0.00250292 Jy ! Component: 2150 - total flux cleaned = -0.00249122 Jy ! Component: 2200 - total flux cleaned = -0.00255023 Jy ! Component: 2250 - total flux cleaned = -0.0025969 Jy ! Component: 2300 - total flux cleaned = -0.00258519 Jy ! Component: 2350 - total flux cleaned = -0.00257366 Jy ! Component: 2400 - total flux cleaned = -0.0025967 Jy ! Component: 2450 - total flux cleaned = -0.00266513 Jy ! Component: 2500 - total flux cleaned = -0.00265371 Jy ! Component: 2550 - total flux cleaned = -0.00266506 Jy ! Component: 2600 - total flux cleaned = -0.00266507 Jy ! Component: 2650 - total flux cleaned = -0.00267611 Jy ! Component: 2700 - total flux cleaned = -0.00273138 Jy ! Component: 2750 - total flux cleaned = -0.00273152 Jy ! Component: 2800 - total flux cleaned = -0.00273164 Jy ! Component: 2850 - total flux cleaned = -0.00276423 Jy ! Component: 2900 - total flux cleaned = -0.00276419 Jy ! Component: 2950 - total flux cleaned = -0.00275339 Jy ! Component: 3000 - total flux cleaned = -0.00281745 Jy ! Component: 3050 - total flux cleaned = -0.00280692 Jy ! Component: 3100 - total flux cleaned = -0.00284921 Jy ! Component: 3150 - total flux cleaned = -0.00283879 Jy ! Component: 3200 - total flux cleaned = -0.00280733 Jy ! Component: 3250 - total flux cleaned = -0.00284898 Jy ! Component: 3300 - total flux cleaned = -0.00281799 Jy ! Component: 3350 - total flux cleaned = -0.00279745 Jy ! Component: 3400 - total flux cleaned = -0.00286919 Jy ! Component: 3450 - total flux cleaned = -0.00287939 Jy ! Component: 3500 - total flux cleaned = -0.00287929 Jy ! Component: 3550 - total flux cleaned = -0.00285909 Jy ! Component: 3600 - total flux cleaned = -0.00288928 Jy ! Component: 3650 - total flux cleaned = -0.00288922 Jy ! Component: 3700 - total flux cleaned = -0.00290909 Jy ! Component: 3750 - total flux cleaned = -0.00288924 Jy ! Component: 3800 - total flux cleaned = -0.00288929 Jy ! Component: 3850 - total flux cleaned = -0.00291867 Jy ! Component: 3900 - total flux cleaned = -0.0029382 Jy ! Component: 3950 - total flux cleaned = -0.00288954 Jy ! Component: 4000 - total flux cleaned = -0.00289921 Jy ! Component: 4050 - total flux cleaned = -0.00290893 Jy ! Total flux subtracted in 4096 components = -0.00292813 Jy ! Clean residual min=-0.000558 max=0.000630 Jy/beam ! Clean residual mean=0.000000 rms=0.000164 Jy/beam ! Combined flux in latest and established models = 0.118255 Jy keep ! Adding 314 model components to the UV plane model. ! The established model now contains 449 components and 0.118255 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J0839+4227_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.945 x 1.469 at -6.019 degrees (North through East) ! Clean map min=-0.00097523 max=0.088702 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J0839+4227_X_map.fits wmodel /vlbi/uf001/uva//J0839+4227_X_map.mod ! Writing 449 model components to file: /vlbi/uf001/uva//J0839+4227_X_map.mod wobs /vlbi/uf001/uva//J0839+4227_X_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J0839+4227_X_uvs.fits wwins /vlbi/uf001/uva//J0839+4227_X_map.win ! wwins: Wrote 8 windows to /vlbi/uf001/uva//J0839+4227_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0887015 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000163068 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.551515 0.551515 1.10303 2.20606 4.41212 8.82425 17.6485 35.297 70.594 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0004 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.088 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 543.955 quit ! Quitting program ! Log file /vlbi/uf001/uva//J0839+4227_X_dfm.log closed on Mon Jan 14 00:03:19 2019