! Started logfile: /vlbi/uf001/uva//J1716+6836_X_dfm.log on Mon Jan 14 04:05:27 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//J1716+6836_X_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J1716+6836_X_uva.fits ! AN table 1: 56 integrations on 28 of 28 possible baselines. ! Apparent sampling: 0.771684 visibilities/baseline/integration-bin. ! Found source: J1716+6836 ! ! 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 121 lines of history. ! ! Reading 14520 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 J1716+6836_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 113 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 113 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 113 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 113 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 113 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 113 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 113 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 113 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 113 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 113 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 113 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 113 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.061418Jy sigma=135.880297 ! Fit after self-cal, rms=0.735623Jy sigma=132.366449 ! 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=1.302 mas, bmaj=1.945 mas, bpa=35.32 degrees ! Estimated noise=0.174251 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 = 0.0804971 Jy ! Component: 100 - total flux cleaned = 0.127999 Jy ! Total flux subtracted in 100 components = 0.127999 Jy ! Clean residual min=-0.031016 max=0.042201 Jy/beam ! Clean residual mean=0.000037 rms=0.009334 Jy/beam ! Combined flux in latest and established models = 0.127999 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 12 components and 0.127999 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=0.296265Jy sigma=10.791812 ! Fit after self-cal, rms=0.280884Jy sigma=10.532363 ! 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=1.478 mas, bmaj=2.115 mas, bpa=43.13 degrees ! Estimated noise=0.1148 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 = 0.0706776 Jy ! Component: 100 - total flux cleaned = 0.119919 Jy ! Component: 150 - total flux cleaned = 0.154421 Jy ! Component: 200 - total flux cleaned = 0.175301 Jy ! Total flux subtracted in 200 components = 0.175301 Jy ! Clean residual min=-0.040221 max=0.050377 Jy/beam ! Clean residual mean=0.000017 rms=0.015756 Jy/beam ! Combined flux in latest and established models = 0.3033 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 18 components and 0.3033 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=0.194994Jy sigma=13.889476 ! Fit after self-cal, rms=0.188356Jy sigma=13.859881 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.478 x 2.115 at 43.13 degrees (North through East) ! Clean map min=-0.039141 max=0.17358 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 50.31 FD 0.83 HN 0.62 KP 0.82 ! LA 0.82 NL 0.88 OV 0.74 PT 0.76 ! ! ! Correcting IF 2. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 65.83 FD 0.83 HN 0.64 KP 0.83 ! LA 0.82 NL 0.87 OV 0.74 PT 0.77 ! ! ! Correcting IF 3. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 71.36 FD 0.84 HN 0.62 KP 0.82 ! LA 0.81 NL 0.88 OV 0.72 PT 0.76 ! ! ! Correcting IF 4. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 79.23 FD 0.84 HN 0.64 KP 0.82 ! LA 0.82 NL 0.88 OV 0.72 PT 0.76 ! ! ! Correcting IF 5. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 86.13 FD 0.83 HN 0.64 KP 0.83 ! LA 0.82 NL 0.88 OV 0.71 PT 0.76 ! ! ! Correcting IF 6. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 80.31 FD 0.83 HN 0.64 KP 0.84 ! LA 0.82 NL 0.88 OV 0.72 PT 0.76 ! ! ! Correcting IF 7. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 80.73 FD 0.83 HN 0.62 KP 0.84 ! LA 0.82 NL 0.88 OV 0.72 PT 0.76 ! ! ! Correcting IF 8. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 73.58 FD 0.83 HN 0.63 KP 0.84 ! LA 0.82 NL 0.89 OV 0.73 PT 0.77 ! ! ! Correcting IF 9. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 80.73 FD 0.84 HN 0.64 KP 0.86 ! LA 0.82 NL 0.89 OV 0.71 PT 0.77 ! ! ! Correcting IF 10. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 87.47 FD 0.82 HN 0.65 KP 0.83 ! LA 0.82 NL 0.87 OV 0.72 PT 0.77 ! ! ! Correcting IF 11. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 75.12 FD 0.82 HN 0.63 KP 0.82 ! LA 0.83 NL 0.88 OV 0.71 PT 0.76 ! ! ! Correcting IF 12. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 67.44 FD 0.83 HN 0.64 KP 0.83 ! LA 0.82 NL 0.88 OV 0.73 PT 0.76 ! ! ! Fit before self-cal, rms=0.188356Jy sigma=13.859881 ! Fit after self-cal, rms=0.238156Jy sigma=3.021054 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.608 mas, bmaj=1.968 mas, bpa=-23.49 degrees ! Estimated noise=0.195343 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 = -0.00698324 Jy ! Component: 100 - total flux cleaned = -0.012249 Jy ! Component: 150 - total flux cleaned = -0.0162237 Jy ! Component: 200 - total flux cleaned = -0.0181069 Jy ! Total flux subtracted in 200 components = -0.0181069 Jy ! Clean residual min=-0.014034 max=0.015303 Jy/beam ! Clean residual mean=0.000010 rms=0.002448 Jy/beam ! Combined flux in latest and established models = 0.285193 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 24 components and 0.285193 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=0.229754Jy sigma=2.282362 ! Fit after self-cal, rms=0.228425Jy sigma=2.083010 ! Inverting map ! Added new window around map position (-3.4, 3.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00804937 Jy ! Component: 100 - total flux cleaned = 0.00894213 Jy ! Component: 150 - total flux cleaned = 0.00969679 Jy ! Component: 200 - total flux cleaned = 0.0103632 Jy ! Total flux subtracted in 200 components = 0.0103632 Jy ! Clean residual min=-0.009382 max=0.007844 Jy/beam ! Clean residual mean=0.000008 rms=0.001966 Jy/beam ! Combined flux in latest and established models = 0.295557 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 38 components and 0.295557 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=0.226134Jy sigma=1.904694 ! Fit after self-cal, rms=0.225984Jy sigma=1.898052 ! 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=0.225984Jy sigma=1.898052 ! Fit after self-cal, rms=0.270683Jy sigma=1.787049 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.641 mas, bmaj=1.985 mas, bpa=-22.85 degrees ! Estimated noise=0.193074 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0013436 Jy ! Component: 100 - total flux cleaned = 0.00152193 Jy ! Component: 150 - total flux cleaned = 0.00152111 Jy ! Component: 200 - total flux cleaned = 0.00124079 Jy ! Total flux subtracted in 200 components = 0.00124079 Jy ! Clean residual min=-0.005924 max=0.005349 Jy/beam ! Clean residual mean=0.000013 rms=0.001474 Jy/beam ! Combined flux in latest and established models = 0.296797 Jy selfcal ! Performing phase self-cal ! Adding 32 model components to the UV plane model. ! The established model now contains 65 components and 0.296797 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=0.270078Jy sigma=1.750421 ! Fit after self-cal, rms=0.270025Jy sigma=1.746766 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 = 0.00113371 Jy ! Component: 100 - total flux cleaned = 0.0011279 Jy ! Component: 150 - total flux cleaned = 0.000905654 Jy ! Component: 200 - total flux cleaned = 0.0008084 Jy ! Total flux subtracted in 200 components = 0.0008084 Jy ! Clean residual min=-0.005660 max=0.005041 Jy/beam ! Clean residual mean=0.000013 rms=0.001433 Jy/beam ! Combined flux in latest and established models = 0.297606 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 75 components and 0.297606 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=0.269686Jy sigma=1.735796 ! Fit after self-cal, rms=0.269654Jy sigma=1.734622 ! 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=0.269654Jy sigma=1.734622 ! Fit after self-cal, rms=0.260258Jy sigma=1.726605 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.646 mas, bmaj=2.003 mas, bpa=-22.05 degrees ! Estimated noise=0.193384 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00120201 Jy ! Component: 100 - total flux cleaned = -0.00143024 Jy ! Component: 150 - total flux cleaned = -0.00152276 Jy ! Component: 200 - total flux cleaned = -0.00161026 Jy ! Total flux subtracted in 200 components = -0.00161026 Jy ! Clean residual min=-0.005174 max=0.004785 Jy/beam ! Clean residual mean=0.000009 rms=0.001370 Jy/beam ! Combined flux in latest and established models = 0.295996 Jy selfcal ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 89 components and 0.295996 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=0.259917Jy sigma=1.716666 ! Fit after self-cal, rms=0.259861Jy sigma=1.715850 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 = 0.000451729 Jy ! Component: 100 - total flux cleaned = 0.000370409 Jy ! Component: 150 - total flux cleaned = 0.000295647 Jy ! Component: 200 - total flux cleaned = 0.000295314 Jy ! Total flux subtracted in 200 components = 0.000295314 Jy ! Clean residual min=-0.004999 max=0.004863 Jy/beam ! Clean residual mean=0.000009 rms=0.001368 Jy/beam ! Combined flux in latest and established models = 0.296291 Jy ! Performing phase self-cal ! Adding 34 model components to the UV plane model. ! The established model now contains 100 components and 0.296291 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=0.259625Jy sigma=1.713769 ! Fit after self-cal, rms=0.259602Jy sigma=1.713357 ! 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=0.259602Jy sigma=1.713357 ! Fit after self-cal, rms=0.252708Jy sigma=1.708676 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.635 mas, bmaj=2.971 mas, bpa=-10.55 degrees ! Estimated noise=0.218803 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000634082 Jy ! Component: 100 - total flux cleaned = -0.000703651 Jy ! Component: 150 - total flux cleaned = -0.000833574 Jy ! Component: 200 - total flux cleaned = -0.000832035 Jy ! Total flux subtracted in 200 components = -0.000832035 Jy ! Clean residual min=-0.004165 max=0.004384 Jy/beam ! Clean residual mean=0.000007 rms=0.001249 Jy/beam ! Combined flux in latest and established models = 0.295459 Jy selfcal ! Performing phase self-cal ! Adding 32 model components to the UV plane model. ! The established model now contains 123 components and 0.295459 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=0.252441Jy sigma=1.707300 ! Fit after self-cal, rms=0.252398Jy sigma=1.706426 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 = 0.000299903 Jy ! Component: 100 - total flux cleaned = 0.000418422 Jy ! Component: 150 - total flux cleaned = 0.00041856 Jy ! Component: 200 - total flux cleaned = 0.000419858 Jy ! Total flux subtracted in 200 components = 0.000419858 Jy ! Clean residual min=-0.004136 max=0.004508 Jy/beam ! Clean residual mean=0.000007 rms=0.001255 Jy/beam ! Combined flux in latest and established models = 0.295879 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 130 components and 0.295879 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=0.252212Jy sigma=1.708032 ! Fit after self-cal, rms=0.252190Jy sigma=1.707699 ! 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=1.651 mas, bmaj=2.018 mas, bpa=-21.26 degrees ! Estimated noise=0.193747 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.651 x 2.018 at -21.26 degrees (North through East) ! Clean map min=-0.0045888 max=0.21511 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=1.357 mas, bmaj=1.611 mas, bpa=-28.73 degrees ! Estimated noise=0.323103 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.160927 Jy ! Component: 100 - total flux cleaned = 0.209598 Jy ! Component: 150 - total flux cleaned = 0.233027 Jy ! Component: 200 - total flux cleaned = 0.247973 Jy ! Total flux subtracted in 200 components = 0.247973 Jy ! Clean residual min=-0.006175 max=0.008955 Jy/beam ! Clean residual mean=0.000025 rms=0.001777 Jy/beam ! Combined flux in latest and established models = 0.247973 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 30 model components to the UV plane model. ! The established model now contains 30 components and 0.247973 Jy ! Inverting map and beam ! Estimated beam: bmin=1.651 mas, bmaj=2.018 mas, bpa=-21.26 degrees ! Estimated noise=0.193747 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 = 0.0155045 Jy ! Component: 100 - total flux cleaned = 0.0254306 Jy ! Component: 150 - total flux cleaned = 0.0325949 Jy ! Component: 200 - total flux cleaned = 0.0379138 Jy ! Total flux subtracted in 200 components = 0.0379138 Jy ! Clean residual min=-0.004786 max=0.004992 Jy/beam ! Clean residual mean=0.000008 rms=0.001405 Jy/beam ! Combined flux in latest and established models = 0.285887 Jy ! Adding 43 model components to the UV plane model. ! The established model now contains 58 components and 0.285887 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=2.635 mas, bmaj=2.971 mas, bpa=-10.55 degrees ! Estimated noise=0.218803 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00498658 Jy ! Component: 100 - total flux cleaned = 0.00702079 Jy ! Component: 150 - total flux cleaned = 0.0075484 Jy ! Component: 200 - total flux cleaned = 0.00799919 Jy ! Total flux subtracted in 200 components = 0.00799919 Jy ! Clean residual min=-0.004374 max=0.004782 Jy/beam ! Clean residual mean=0.000008 rms=0.001280 Jy/beam ! Combined flux in latest and established models = 0.293886 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 = 0.000317972 Jy ! Component: 100 - total flux cleaned = 0.000459375 Jy ! Component: 150 - total flux cleaned = 0.000649325 Jy ! Component: 200 - total flux cleaned = 0.000819882 Jy ! Total flux subtracted in 200 components = 0.000819882 Jy ! Clean residual min=-0.004253 max=0.004893 Jy/beam ! Clean residual mean=0.000008 rms=0.001274 Jy/beam ! Combined flux in latest and established models = 0.294706 Jy ! Adding 62 model components to the UV plane model. ! The established model now contains 108 components and 0.294706 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=1.651 mas, bmaj=2.018 mas, bpa=-21.26 degrees ! Estimated noise=0.193747 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000695372 Jy ! Component: 100 - total flux cleaned = -0.000832298 Jy ! Component: 150 - total flux cleaned = -0.00100894 Jy ! Component: 200 - total flux cleaned = -0.00111624 Jy ! Total flux subtracted in 200 components = -0.00111624 Jy ! Clean residual min=-0.004474 max=0.005610 Jy/beam ! Clean residual mean=0.000007 rms=0.001364 Jy/beam ! Combined flux in latest and established models = 0.29359 Jy selfcal ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 127 components and 0.29359 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=0.252028Jy sigma=1.707364 ! Fit after self-cal, rms=0.252000Jy sigma=1.706593 wmodel J1716+6836_X_map.mod ! Writing 127 model components to file: J1716+6836_X_map.mod wobs J1716+6836_X_uvs.fits ! Writing UV FITS file: J1716+6836_X_uvs.fits wwins J1716+6836_X_map.win ! wwins: Wrote 2 windows to J1716+6836_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 = 0.00211604 Jy ! Component: 100 - total flux cleaned = 0.00271575 Jy ! Component: 150 - total flux cleaned = 0.0033713 Jy ! Component: 200 - total flux cleaned = 0.00368918 Jy ! Component: 250 - total flux cleaned = 0.00392308 Jy ! Component: 300 - total flux cleaned = 0.0043786 Jy ! Component: 350 - total flux cleaned = 0.00452696 Jy ! Component: 400 - total flux cleaned = 0.00452696 Jy ! Component: 450 - total flux cleaned = 0.00452725 Jy ! Component: 500 - total flux cleaned = 0.00466967 Jy ! Component: 550 - total flux cleaned = 0.0047396 Jy ! Component: 600 - total flux cleaned = 0.00480874 Jy ! Component: 650 - total flux cleaned = 0.00480915 Jy ! Component: 700 - total flux cleaned = 0.00501222 Jy ! Component: 750 - total flux cleaned = 0.00501244 Jy ! Component: 800 - total flux cleaned = 0.00507866 Jy ! Component: 850 - total flux cleaned = 0.00507864 Jy ! Component: 900 - total flux cleaned = 0.00507917 Jy ! Component: 950 - total flux cleaned = 0.00514351 Jy ! Component: 1000 - total flux cleaned = 0.00520731 Jy ! Component: 1050 - total flux cleaned = 0.00533323 Jy ! Component: 1100 - total flux cleaned = 0.00533303 Jy ! Component: 1150 - total flux cleaned = 0.00533349 Jy ! Component: 1200 - total flux cleaned = 0.00539543 Jy ! Component: 1250 - total flux cleaned = 0.00545691 Jy ! Component: 1300 - total flux cleaned = 0.00545694 Jy ! Component: 1350 - total flux cleaned = 0.00557846 Jy ! Component: 1400 - total flux cleaned = 0.00545821 Jy ! Component: 1450 - total flux cleaned = 0.00557857 Jy ! Component: 1500 - total flux cleaned = 0.00575718 Jy ! Component: 1550 - total flux cleaned = 0.00575739 Jy ! Component: 1600 - total flux cleaned = 0.00587527 Jy ! Component: 1650 - total flux cleaned = 0.00587561 Jy ! Component: 1700 - total flux cleaned = 0.00587564 Jy ! Component: 1750 - total flux cleaned = 0.00593345 Jy ! Component: 1800 - total flux cleaned = 0.00593373 Jy ! Component: 1850 - total flux cleaned = 0.00610601 Jy ! Component: 1900 - total flux cleaned = 0.00616322 Jy ! Component: 1950 - total flux cleaned = 0.00616328 Jy ! Component: 2000 - total flux cleaned = 0.00638942 Jy ! Component: 2050 - total flux cleaned = 0.00638964 Jy ! Component: 2100 - total flux cleaned = 0.00650157 Jy ! Component: 2150 - total flux cleaned = 0.00644555 Jy ! Component: 2200 - total flux cleaned = 0.00661177 Jy ! Component: 2250 - total flux cleaned = 0.00666719 Jy ! Component: 2300 - total flux cleaned = 0.00672235 Jy ! Component: 2350 - total flux cleaned = 0.00683206 Jy ! Component: 2400 - total flux cleaned = 0.0069411 Jy ! Component: 2450 - total flux cleaned = 0.00710344 Jy ! Component: 2500 - total flux cleaned = 0.00699548 Jy ! Component: 2550 - total flux cleaned = 0.00699504 Jy ! Component: 2600 - total flux cleaned = 0.00715572 Jy ! Component: 2650 - total flux cleaned = 0.00720881 Jy ! Component: 2700 - total flux cleaned = 0.00726186 Jy ! Component: 2750 - total flux cleaned = 0.00736794 Jy ! Component: 2800 - total flux cleaned = 0.00731546 Jy ! Component: 2850 - total flux cleaned = 0.00731527 Jy ! Component: 2900 - total flux cleaned = 0.00736782 Jy ! Component: 2950 - total flux cleaned = 0.00736773 Jy ! Component: 3000 - total flux cleaned = 0.0074714 Jy ! Component: 3050 - total flux cleaned = 0.00747127 Jy ! Component: 3100 - total flux cleaned = 0.00741984 Jy ! Component: 3150 - total flux cleaned = 0.00747096 Jy ! Component: 3200 - total flux cleaned = 0.0075218 Jy ! Component: 3250 - total flux cleaned = 0.00757299 Jy ! Component: 3300 - total flux cleaned = 0.00767457 Jy ! Component: 3350 - total flux cleaned = 0.00757311 Jy ! Component: 3400 - total flux cleaned = 0.00767401 Jy ! Component: 3450 - total flux cleaned = 0.00747291 Jy ! Component: 3500 - total flux cleaned = 0.00757331 Jy ! Component: 3550 - total flux cleaned = 0.00757318 Jy ! Component: 3600 - total flux cleaned = 0.00762301 Jy ! Component: 3650 - total flux cleaned = 0.00762295 Jy ! Component: 3700 - total flux cleaned = 0.00762288 Jy ! Component: 3750 - total flux cleaned = 0.00767231 Jy ! Component: 3800 - total flux cleaned = 0.00767237 Jy ! Component: 3850 - total flux cleaned = 0.00767232 Jy ! Component: 3900 - total flux cleaned = 0.00757473 Jy ! Component: 3950 - total flux cleaned = 0.00747737 Jy ! Component: 4000 - total flux cleaned = 0.00762306 Jy ! Component: 4050 - total flux cleaned = 0.00762317 Jy ! Total flux subtracted in 4096 components = 0.0076715 Jy ! Clean residual min=-0.002412 max=0.002418 Jy/beam ! Clean residual mean=0.000003 rms=0.001066 Jy/beam ! Combined flux in latest and established models = 0.301261 Jy keep ! Adding 423 model components to the UV plane model. ! The established model now contains 550 components and 0.301261 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J1716+6836_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.651 x 2.018 at -21.26 degrees (North through East) ! Clean map min=-0.0054625 max=0.21753 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J1716+6836_X_map.fits wmodel /vlbi/uf001/uva//J1716+6836_X_map.mod ! Writing 550 model components to file: /vlbi/uf001/uva//J1716+6836_X_map.mod wobs /vlbi/uf001/uva//J1716+6836_X_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J1716+6836_X_uvs.fits wwins /vlbi/uf001/uva//J1716+6836_X_map.win ! wwins: Wrote 3 windows to /vlbi/uf001/uva//J1716+6836_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.217532 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.0010687 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -1.47385 1.47385 2.9477 5.8954 11.7908 23.5816 47.1632 94.3264 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0032 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.217 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 203.548 quit ! Quitting program ! Log file /vlbi/uf001/uva//J1716+6836_X_dfm.log closed on Mon Jan 14 04:05:32 2019