! Started logfile: /vlbi/uf001/uva//J0017+1451_X_dfm.log on Sun Jan 13 20:31:11 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//J0017+1451_X_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J0017+1451_X_uva.fits ! AN table 1: 57 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.933333 visibilities/baseline/integration-bin. ! Found source: J0017+1451 ! ! 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 28728 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 J0017+1451_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 49 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 49 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 49 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 49 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 49 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 49 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 49 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 49 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 49 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 49 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 49 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 49 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.003399Jy sigma=21.959825 ! Fit after self-cal, rms=0.963419Jy sigma=21.092044 ! 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=0.6443 mas, bmaj=1.642 mas, bpa=-2.8 degrees ! Estimated noise=0.356856 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 = 0.0290546 Jy ! Component: 100 - total flux cleaned = 0.036135 Jy ! Total flux subtracted in 100 components = 0.036135 Jy ! Clean residual min=-0.002434 max=0.002868 Jy/beam ! Clean residual mean=0.000001 rms=0.000542 Jy/beam ! Combined flux in latest and established models = 0.036135 Jy ! Performing phase self-cal ! Adding 5 model components to the UV plane model. ! The established model now contains 5 components and 0.036135 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=0.072606Jy sigma=1.321618 ! Fit after self-cal, rms=0.071201Jy sigma=1.286255 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00488676 Jy ! Component: 100 - total flux cleaned = 0.00733852 Jy ! Total flux subtracted in 100 components = 0.00733852 Jy ! Clean residual min=-0.002379 max=0.002479 Jy/beam ! Clean residual mean=0.000001 rms=0.000532 Jy/beam ! Combined flux in latest and established models = 0.0434735 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 13 components and 0.0434735 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=0.070760Jy sigma=1.274510 ! Fit after self-cal, rms=0.070733Jy sigma=1.274086 ! 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=0.8393 mas, bmaj=1.885 mas, bpa=-3.642 degrees ! Estimated noise=0.204997 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, -2.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00335081 Jy ! Component: 100 - total flux cleaned = 0.00560726 Jy ! Component: 150 - total flux cleaned = 0.00725946 Jy ! Component: 200 - total flux cleaned = 0.00848364 Jy ! Total flux subtracted in 200 components = 0.00848364 Jy ! Clean residual min=-0.001726 max=0.001710 Jy/beam ! Clean residual mean=0.000002 rms=0.000384 Jy/beam ! Combined flux in latest and established models = 0.0519572 Jy ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 40 components and 0.0519572 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=0.070556Jy sigma=1.268522 ! Fit after self-cal, rms=0.070545Jy sigma=1.267734 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8393 x 1.885 at -3.642 degrees (North through East) ! Clean map min=-0.0016149 max=0.041085 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.18 FD 0.91 HN 1.01 KP 1.01 ! LA 1.12 MK 1.11 NL 1.09 OV 0.95 ! PT 0.88 SC 1.08 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 FD 1.05 HN 0.96 KP 0.97 ! LA 1.25 MK 1.12 NL 1.05 OV 0.88 ! PT 0.92 SC 1.04 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.16 FD 1.01 HN 1.04 KP 1.02 ! LA 0.95 MK 1.10 NL 1.12 OV 0.96 ! PT 0.82 SC 1.01 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 1.03 HN 1.07 KP 0.98 ! LA 1.00 MK 1.18 NL 1.01 OV 0.88 ! PT 0.91 SC 1.04 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 1.00 HN 0.99 KP 1.05 ! LA 1.16 MK 1.06 NL 1.04 OV 0.92 ! PT 0.92 SC 1.00 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 0.98 HN 1.03 KP 1.09 ! LA 1.35 MK 1.07 NL 1.09 OV 0.88 ! PT 0.87 SC 1.01 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 FD 1.06 HN 1.06 KP 1.08 ! LA 1.09 MK 1.05 NL 1.14 OV 0.85 ! PT 0.87 SC 0.95 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 1.05 HN 0.99 KP 0.94 ! LA 1.00 MK 0.98 NL 0.99 OV 0.93 ! PT 0.96 SC 1.11 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.12 FD 1.00 HN 1.00 KP 1.03 ! LA 0.99 MK 1.05 NL 1.00 OV 0.91 ! PT 0.84 SC 1.10 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 1.00 HN 0.99 KP 1.09 ! LA 0.99 MK 1.00 NL 1.05 OV 0.94 ! PT 0.83 SC 0.95 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 0.94 HN 0.96 KP 0.96 ! LA 0.90 MK 1.06 NL 1.14 OV 0.96 ! PT 0.91 SC 0.89 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 0.97 HN 0.96 KP 0.95 ! LA 1.04 MK 1.00 NL 1.06 OV 0.92 ! PT 0.83 SC 0.96 ! ! ! Fit before self-cal, rms=0.070545Jy sigma=1.267734 ! Fit after self-cal, rms=0.072032Jy sigma=1.263069 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.8522 mas, bmaj=1.917 mas, bpa=-3.234 degrees ! Estimated noise=0.205277 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 = -0.000577828 Jy ! Component: 100 - total flux cleaned = -0.000643683 Jy ! Component: 150 - total flux cleaned = -0.000756749 Jy ! Component: 200 - total flux cleaned = -0.000829483 Jy ! Total flux subtracted in 200 components = -0.000829483 Jy ! Clean residual min=-0.001329 max=0.001345 Jy/beam ! Clean residual mean=0.000002 rms=0.000292 Jy/beam ! Combined flux in latest and established models = 0.0511277 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 52 components and 0.0511277 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=0.072005Jy sigma=1.262336 ! Fit after self-cal, rms=0.072135Jy sigma=1.261529 ! 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=0.072135Jy sigma=1.261529 ! Fit after self-cal, rms=0.072954Jy sigma=1.256904 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8539 mas, bmaj=1.941 mas, bpa=-3.826 degrees ! Estimated noise=0.20466 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 4.98128e-05 Jy ! Component: 100 - total flux cleaned = -6.80565e-05 Jy ! Component: 150 - total flux cleaned = -0.000134842 Jy ! Component: 200 - total flux cleaned = -0.000221922 Jy ! Total flux subtracted in 200 components = -0.000221922 Jy ! Clean residual min=-0.001054 max=0.000991 Jy/beam ! Clean residual mean=0.000002 rms=0.000249 Jy/beam ! Combined flux in latest and established models = 0.0509057 Jy selfcal ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 64 components and 0.0509057 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=0.072945Jy sigma=1.256684 ! Fit after self-cal, rms=0.073047Jy sigma=1.255987 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 = 5.37896e-06 Jy ! Component: 100 - total flux cleaned = -9.88981e-06 Jy ! Component: 150 - total flux cleaned = -6.39552e-05 Jy ! Component: 200 - total flux cleaned = -0.000113071 Jy ! Total flux subtracted in 200 components = -0.000113071 Jy ! Clean residual min=-0.001031 max=0.000950 Jy/beam ! Clean residual mean=0.000002 rms=0.000249 Jy/beam ! Combined flux in latest and established models = 0.0507927 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 71 components and 0.0507927 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=0.073041Jy sigma=1.255865 ! Fit after self-cal, rms=0.073046Jy sigma=1.255837 ! 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=0.073046Jy sigma=1.255837 ! Fit after self-cal, rms=0.073368Jy sigma=1.255680 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8539 mas, bmaj=1.946 mas, bpa=-3.787 degrees ! Estimated noise=0.204487 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 4.85614e-05 Jy ! Component: 100 - total flux cleaned = -2.09183e-05 Jy ! Component: 150 - total flux cleaned = -7.00867e-05 Jy ! Component: 200 - total flux cleaned = -0.000103869 Jy ! Total flux subtracted in 200 components = -0.000103869 Jy ! Clean residual min=-0.001060 max=0.000955 Jy/beam ! Clean residual mean=0.000002 rms=0.000246 Jy/beam ! Combined flux in latest and established models = 0.0506888 Jy selfcal ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 73 components and 0.0506888 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=0.073363Jy sigma=1.255581 ! Fit after self-cal, rms=0.073377Jy sigma=1.255489 flux_cutoff = imstat(rms) * dynam ! Inverting map repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -3.40188e-05 Jy ! Component: 100 - total flux cleaned = -8.06712e-05 Jy ! Component: 150 - total flux cleaned = -0.000113243 Jy ! Component: 200 - total flux cleaned = -0.00013388 Jy ! Total flux subtracted in 200 components = -0.00013388 Jy ! Clean residual min=-0.001062 max=0.000943 Jy/beam ! Clean residual mean=0.000002 rms=0.000245 Jy/beam ! Combined flux in latest and established models = 0.0505549 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 76 components and 0.0505549 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=0.073373Jy sigma=1.255425 ! Fit after self-cal, rms=0.073373Jy sigma=1.255418 ! 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=0.073373Jy sigma=1.255418 ! Fit after self-cal, rms=0.073230Jy sigma=1.255385 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.02 mas, bmaj=2.822 mas, bpa=0.8311 degrees ! Estimated noise=0.267463 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 4.46418e-05 Jy ! Component: 100 - total flux cleaned = 1.69082e-05 Jy ! Component: 150 - total flux cleaned = -1.51467e-05 Jy ! Component: 200 - total flux cleaned = -6.92969e-06 Jy ! Total flux subtracted in 200 components = -6.92969e-06 Jy ! Clean residual min=-0.001229 max=0.001255 Jy/beam ! Clean residual mean=0.000004 rms=0.000317 Jy/beam ! Combined flux in latest and established models = 0.050548 Jy selfcal ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 83 components and 0.050548 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=0.073229Jy sigma=1.255409 ! Fit after self-cal, rms=0.073228Jy sigma=1.255357 flux_cutoff = imstat(rms) * dynam ! Inverting map repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 6.92843e-05 Jy ! Component: 100 - total flux cleaned = 7.69941e-05 Jy ! Component: 150 - total flux cleaned = 9.81282e-05 Jy ! Component: 200 - total flux cleaned = 0.000115945 Jy ! Total flux subtracted in 200 components = 0.000115945 Jy ! Clean residual min=-0.001225 max=0.001279 Jy/beam ! Clean residual mean=0.000004 rms=0.000318 Jy/beam ! Combined flux in latest and established models = 0.050664 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 85 components and 0.050664 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=0.073228Jy sigma=1.255396 ! Fit after self-cal, rms=0.073229Jy sigma=1.255379 ! 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=0.8537 mas, bmaj=1.948 mas, bpa=-3.76 degrees ! Estimated noise=0.204057 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8537 x 1.948 at -3.76 degrees (North through East) ! Clean map min=-0.0012251 max=0.04075 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=0.6493 mas, bmaj=1.685 mas, bpa=-3.049 degrees ! Estimated noise=0.359564 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0303766 Jy ! Component: 100 - total flux cleaned = 0.0385115 Jy ! Component: 150 - total flux cleaned = 0.0424485 Jy ! Component: 200 - total flux cleaned = 0.0447108 Jy ! Total flux subtracted in 200 components = 0.0447108 Jy ! Clean residual min=-0.001980 max=0.002007 Jy/beam ! Clean residual mean=0.000001 rms=0.000473 Jy/beam ! Combined flux in latest and established models = 0.0447108 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 14 model components to the UV plane model. ! The established model now contains 14 components and 0.0447108 Jy ! Inverting map and beam ! Estimated beam: bmin=0.8537 mas, bmaj=1.948 mas, bpa=-3.76 degrees ! Estimated noise=0.204057 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 = 0.00277012 Jy ! Component: 100 - total flux cleaned = 0.0045305 Jy ! Component: 150 - total flux cleaned = 0.00506032 Jy ! Component: 200 - total flux cleaned = 0.00532296 Jy ! Total flux subtracted in 200 components = 0.00532296 Jy ! Clean residual min=-0.001256 max=0.001107 Jy/beam ! Clean residual mean=0.000002 rms=0.000270 Jy/beam ! Combined flux in latest and established models = 0.0500338 Jy ! Adding 29 model components to the UV plane model. ! The established model now contains 40 components and 0.0500338 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=2.02 mas, bmaj=2.822 mas, bpa=0.8311 degrees ! Estimated noise=0.267463 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000749587 Jy ! Component: 100 - total flux cleaned = 0.000878777 Jy ! Component: 150 - total flux cleaned = 0.000899162 Jy ! Component: 200 - total flux cleaned = 0.000916128 Jy ! Total flux subtracted in 200 components = 0.000916128 Jy ! Clean residual min=-0.001280 max=0.001349 Jy/beam ! Clean residual mean=0.000004 rms=0.000323 Jy/beam ! Combined flux in latest and established models = 0.0509499 Jy flux_cutoff = imstat(rms) * dynam repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam keep new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -2.50102e-05 Jy ! Component: 100 - total flux cleaned = -5.88409e-05 Jy ! Component: 150 - total flux cleaned = -8.81944e-05 Jy ! Component: 200 - total flux cleaned = -0.000105506 Jy ! Total flux subtracted in 200 components = -0.000105506 Jy ! Clean residual min=-0.001265 max=0.001327 Jy/beam ! Clean residual mean=0.000004 rms=0.000319 Jy/beam ! Combined flux in latest and established models = 0.0508444 Jy ! Adding 28 model components to the UV plane model. ! The established model now contains 63 components and 0.0508444 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.8537 mas, bmaj=1.948 mas, bpa=-3.76 degrees ! Estimated noise=0.204057 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000456416 Jy ! Component: 100 - total flux cleaned = -0.000502028 Jy ! Component: 150 - total flux cleaned = -0.000566372 Jy ! Component: 200 - total flux cleaned = -0.000585361 Jy ! Total flux subtracted in 200 components = -0.000585361 Jy ! Clean residual min=-0.001086 max=0.000977 Jy/beam ! Clean residual mean=0.000002 rms=0.000249 Jy/beam ! Combined flux in latest and established models = 0.050259 Jy selfcal ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 72 components and 0.050259 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=0.073245Jy sigma=1.255623 ! Fit after self-cal, rms=0.073232Jy sigma=1.255512 wmodel J0017+1451_X_map.mod ! Writing 72 model components to file: J0017+1451_X_map.mod wobs J0017+1451_X_uvs.fits ! Writing UV FITS file: J0017+1451_X_uvs.fits wwins J0017+1451_X_map.win ! wwins: Wrote 2 windows to J0017+1451_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 = -0.000400139 Jy ! Component: 100 - total flux cleaned = -0.000564873 Jy ! Component: 150 - total flux cleaned = -0.000705419 Jy ! Component: 200 - total flux cleaned = -0.000875112 Jy ! Component: 250 - total flux cleaned = -0.000941139 Jy ! Component: 300 - total flux cleaned = -0.000989185 Jy ! Component: 350 - total flux cleaned = -0.00105227 Jy ! Component: 400 - total flux cleaned = -0.00105238 Jy ! Component: 450 - total flux cleaned = -0.00108272 Jy ! Component: 500 - total flux cleaned = -0.00106757 Jy ! Component: 550 - total flux cleaned = -0.00100889 Jy ! Component: 600 - total flux cleaned = -0.000994371 Jy ! Component: 650 - total flux cleaned = -0.000937236 Jy ! Component: 700 - total flux cleaned = -0.000866818 Jy ! Component: 750 - total flux cleaned = -0.000783358 Jy ! Component: 800 - total flux cleaned = -0.000756042 Jy ! Component: 850 - total flux cleaned = -0.000729011 Jy ! Component: 900 - total flux cleaned = -0.000661786 Jy ! Component: 950 - total flux cleaned = -0.000635094 Jy ! Component: 1000 - total flux cleaned = -0.000582527 Jy ! Component: 1050 - total flux cleaned = -0.000556342 Jy ! Component: 1100 - total flux cleaned = -0.000466479 Jy ! Component: 1150 - total flux cleaned = -0.000402931 Jy ! Component: 1200 - total flux cleaned = -0.000402856 Jy ! Component: 1250 - total flux cleaned = -0.000352713 Jy ! Component: 1300 - total flux cleaned = -0.00034029 Jy ! Component: 1350 - total flux cleaned = -0.000303467 Jy ! Component: 1400 - total flux cleaned = -0.000218219 Jy ! Component: 1450 - total flux cleaned = -0.000230376 Jy ! Component: 1500 - total flux cleaned = -0.000194422 Jy ! Component: 1550 - total flux cleaned = -0.000206257 Jy ! Component: 1600 - total flux cleaned = -0.000123639 Jy ! Component: 1650 - total flux cleaned = -0.000123707 Jy ! Component: 1700 - total flux cleaned = -0.000135284 Jy ! Component: 1750 - total flux cleaned = -0.000100736 Jy ! Component: 1800 - total flux cleaned = -0.000100687 Jy ! Component: 1850 - total flux cleaned = -8.9186e-05 Jy ! Component: 1900 - total flux cleaned = -7.79684e-05 Jy ! Component: 1950 - total flux cleaned = -7.78974e-05 Jy ! Component: 2000 - total flux cleaned = -2.20838e-05 Jy ! Component: 2050 - total flux cleaned = 2.21856e-05 Jy ! Component: 2100 - total flux cleaned = 4.4189e-05 Jy ! Component: 2150 - total flux cleaned = 0.000131351 Jy ! Component: 2200 - total flux cleaned = 0.000131454 Jy ! Component: 2250 - total flux cleaned = 0.000174534 Jy ! Component: 2300 - total flux cleaned = 0.000206584 Jy ! Component: 2350 - total flux cleaned = 0.00029163 Jy ! Component: 2400 - total flux cleaned = 0.000291667 Jy ! Component: 2450 - total flux cleaned = 0.000312659 Jy ! Component: 2500 - total flux cleaned = 0.000333474 Jy ! Component: 2550 - total flux cleaned = 0.000364699 Jy ! Component: 2600 - total flux cleaned = 0.000416122 Jy ! Component: 2650 - total flux cleaned = 0.000416169 Jy ! Component: 2700 - total flux cleaned = 0.000446739 Jy ! Component: 2750 - total flux cleaned = 0.000507413 Jy ! Component: 2800 - total flux cleaned = 0.000537526 Jy ! Component: 2850 - total flux cleaned = 0.000547527 Jy ! Component: 2900 - total flux cleaned = 0.000547394 Jy ! Component: 2950 - total flux cleaned = 0.000577114 Jy ! Component: 3000 - total flux cleaned = 0.000596808 Jy ! Component: 3050 - total flux cleaned = 0.000665366 Jy ! Component: 3100 - total flux cleaned = 0.00069454 Jy ! Component: 3150 - total flux cleaned = 0.000694536 Jy ! Component: 3200 - total flux cleaned = 0.000713773 Jy ! Component: 3250 - total flux cleaned = 0.000732939 Jy ! Component: 3300 - total flux cleaned = 0.000790085 Jy ! Component: 3350 - total flux cleaned = 0.000799548 Jy ! Component: 3400 - total flux cleaned = 0.000780689 Jy ! Component: 3450 - total flux cleaned = 0.000808818 Jy ! Component: 3500 - total flux cleaned = 0.000846092 Jy ! Component: 3550 - total flux cleaned = 0.000846087 Jy ! Component: 3600 - total flux cleaned = 0.000827554 Jy ! Component: 3650 - total flux cleaned = 0.000855187 Jy ! Component: 3700 - total flux cleaned = 0.000882597 Jy ! Component: 3750 - total flux cleaned = 0.000873442 Jy ! Component: 3800 - total flux cleaned = 0.00086429 Jy ! Component: 3850 - total flux cleaned = 0.000873293 Jy ! Component: 3900 - total flux cleaned = 0.000927059 Jy ! Component: 3950 - total flux cleaned = 0.000909135 Jy ! Component: 4000 - total flux cleaned = 0.000909185 Jy ! Component: 4050 - total flux cleaned = 0.000909162 Jy ! Total flux subtracted in 4096 components = 0.000900435 Jy ! Clean residual min=-0.000544 max=0.000601 Jy/beam ! Clean residual mean=0.000001 rms=0.000154 Jy/beam ! Combined flux in latest and established models = 0.0511595 Jy keep ! Adding 328 model components to the UV plane model. ! The established model now contains 400 components and 0.0511595 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J0017+1451_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8537 x 1.948 at -3.76 degrees (North through East) ! Clean map min=-0.0010746 max=0.040559 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J0017+1451_X_map.fits wmodel /vlbi/uf001/uva//J0017+1451_X_map.mod ! Writing 400 model components to file: /vlbi/uf001/uva//J0017+1451_X_map.mod wobs /vlbi/uf001/uva//J0017+1451_X_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J0017+1451_X_uvs.fits wwins /vlbi/uf001/uva//J0017+1451_X_map.win ! wwins: Wrote 3 windows to /vlbi/uf001/uva//J0017+1451_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0405587 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000153841 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -1.13791 1.13791 2.27582 4.55165 9.1033 18.2066 36.4132 72.8264 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0004 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.04 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 263.64 quit ! Quitting program ! Log file /vlbi/uf001/uva//J0017+1451_X_dfm.log closed on Sun Jan 13 20:31:16 2019