! Started logfile: /vlbi/uf001/uva//J0023+4456_X_dfm.log on Sun Jan 13 20:33:07 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//J0023+4456_X_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J0023+4456_X_uva.fits ! AN table 1: 42 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.834921 visibilities/baseline/integration-bin. ! Found source: J0023+4456 ! ! 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 18936 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 J0023+4456_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 91 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 91 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 91 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 91 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 91 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 91 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 91 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 91 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 91 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 91 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 91 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 91 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.017707Jy sigma=23.283777 ! Fit after self-cal, rms=0.809009Jy sigma=18.542094 ! 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=0.7548 mas, bmaj=1.162 mas, bpa=-8.059 degrees ! Estimated noise=0.447952 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 = 0.150642 Jy ! Component: 100 - total flux cleaned = 0.183491 Jy ! Total flux subtracted in 100 components = 0.183491 Jy ! Clean residual min=-0.005683 max=0.010490 Jy/beam ! Clean residual mean=0.000005 rms=0.001293 Jy/beam ! Combined flux in latest and established models = 0.183491 Jy ! Performing phase self-cal ! Adding 1 model components to the UV plane model. ! The established model now contains 1 components and 0.183491 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=0.060538Jy sigma=1.327666 ! Fit after self-cal, rms=0.060535Jy sigma=1.327593 ! Inverting map ! Added new window around map position (1.6, 1.8). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0100451 Jy ! Component: 100 - total flux cleaned = 0.0132456 Jy ! Total flux subtracted in 100 components = 0.0132456 Jy ! Clean residual min=-0.004883 max=0.008403 Jy/beam ! Clean residual mean=0.000002 rms=0.001143 Jy/beam ! Combined flux in latest and established models = 0.196737 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 11 components and 0.196737 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=0.058813Jy sigma=1.289927 ! Fit after self-cal, rms=0.058697Jy sigma=1.287127 ! Inverting map ! Added new window around map position (0.2, 2.4). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00664217 Jy ! Component: 100 - total flux cleaned = 0.00849631 Jy ! Total flux subtracted in 100 components = 0.00849631 Jy ! Clean residual min=-0.004476 max=0.006422 Jy/beam ! Clean residual mean=0.000001 rms=0.001044 Jy/beam ! Combined flux in latest and established models = 0.205233 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 19 components and 0.205233 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=0.057999Jy sigma=1.269638 ! Fit after self-cal, rms=0.057937Jy sigma=1.268350 ! 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=0.9507 mas, bmaj=1.441 mas, bpa=-7.428 degrees ! Estimated noise=0.24596 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 (-1.6, -1.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00520503 Jy ! Component: 100 - total flux cleaned = 0.0067038 Jy ! Component: 150 - total flux cleaned = 0.00785076 Jy ! Component: 200 - total flux cleaned = 0.00865309 Jy ! Total flux subtracted in 200 components = 0.00865309 Jy ! Clean residual min=-0.004274 max=0.004131 Jy/beam ! Clean residual mean=-0.000000 rms=0.000871 Jy/beam ! Combined flux in latest and established models = 0.213886 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 37 components and 0.213886 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=0.057281Jy sigma=1.252065 ! Fit after self-cal, rms=0.057251Jy sigma=1.251504 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9507 x 1.441 at -7.428 degrees (North through East) ! Clean map min=-0.0040524 max=0.18941 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 1.02 HN 0.90 KP 1.02 ! LA 0.97 MK 1.04 NL 1.07 OV 0.95 ! PT 0.99 SC 0.97 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 1.04 HN 0.90 KP 1.04 ! LA 0.99 MK 1.04 NL 1.07 OV 0.93 ! PT 0.98 SC 0.96 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 1.03 HN 0.91 KP 1.05 ! LA 0.99 MK 1.03 NL 1.08 OV 0.94 ! PT 0.99 SC 0.97 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 1.02 HN 0.91 KP 1.06 ! LA 0.97 MK 1.05 NL 1.09 OV 0.95 ! PT 0.99 SC 0.96 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 1.00 HN 0.90 KP 1.02 ! LA 0.98 MK 1.02 NL 1.09 OV 0.95 ! PT 1.00 SC 0.96 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 1.03 HN 0.89 KP 1.02 ! LA 0.97 MK 1.02 NL 1.08 OV 0.94 ! PT 0.98 SC 0.96 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.11 FD 0.99 HN 0.91 KP 1.00 ! LA 0.98 MK 1.04 NL 1.07 OV 0.94 ! PT 0.97 SC 0.96 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 1.02 HN 0.90 KP 1.03 ! LA 0.96 MK 1.06 NL 1.06 OV 0.94 ! PT 0.97 SC 0.99 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.10 FD 1.03 HN 0.91 KP 1.02 ! LA 0.98 MK 1.07 NL 1.06 OV 0.92 ! PT 0.94 SC 0.96 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 0.99 HN 0.88 KP 1.04 ! LA 0.98 MK 1.04 NL 1.04 OV 0.95 ! PT 0.99 SC 0.96 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 1.02 HN 0.89 KP 1.01 ! LA 0.97 MK 1.03 NL 1.09 OV 0.92 ! PT 0.95 SC 0.95 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 1.01 HN 0.89 KP 1.00 ! LA 0.98 MK 1.05 NL 1.08 OV 0.91 ! PT 0.98 SC 0.95 ! ! ! Fit before self-cal, rms=0.057251Jy sigma=1.251504 ! Fit after self-cal, rms=0.054803Jy sigma=1.207933 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.9502 mas, bmaj=1.439 mas, bpa=-7.408 degrees ! Estimated noise=0.246075 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 = -0.00344543 Jy ! Component: 100 - total flux cleaned = -0.00404197 Jy ! Component: 150 - total flux cleaned = -0.00409665 Jy ! Component: 200 - total flux cleaned = -0.00409679 Jy ! Total flux subtracted in 200 components = -0.00409679 Jy ! Clean residual min=-0.002302 max=0.002718 Jy/beam ! Clean residual mean=0.000001 rms=0.000535 Jy/beam ! Combined flux in latest and established models = 0.20979 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 53 components and 0.209789 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=0.054558Jy sigma=1.202488 ! Fit after self-cal, rms=0.054570Jy sigma=1.202147 ! Inverting map ! Added new window around map position (2.4, 6.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00300121 Jy ! Component: 100 - total flux cleaned = 0.00470594 Jy ! Component: 150 - total flux cleaned = 0.00557596 Jy ! Component: 200 - total flux cleaned = 0.00633146 Jy ! Total flux subtracted in 200 components = 0.00633146 Jy ! Clean residual min=-0.001963 max=0.001812 Jy/beam ! Clean residual mean=0.000000 rms=0.000467 Jy/beam ! Combined flux in latest and established models = 0.216121 Jy ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 77 components and 0.216121 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=0.054375Jy sigma=1.197280 ! Fit after self-cal, rms=0.054363Jy sigma=1.197087 ! 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=0.054363Jy sigma=1.197087 ! Fit after self-cal, rms=0.053791Jy sigma=1.186652 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9491 mas, bmaj=1.437 mas, bpa=-7.545 degrees ! Estimated noise=0.245314 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000677793 Jy ! Component: 100 - total flux cleaned = -0.000630781 Jy ! Component: 150 - total flux cleaned = -0.000455428 Jy ! Component: 200 - total flux cleaned = -0.000305376 Jy ! Total flux subtracted in 200 components = -0.000305376 Jy ! Clean residual min=-0.001498 max=0.001303 Jy/beam ! Clean residual mean=0.000003 rms=0.000346 Jy/beam ! Combined flux in latest and established models = 0.215816 Jy selfcal ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 92 components and 0.215816 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=0.053708Jy sigma=1.184784 ! Fit after self-cal, rms=0.053709Jy sigma=1.184649 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 = -3.6799e-06 Jy ! Component: 100 - total flux cleaned = 0.000192342 Jy ! Component: 150 - total flux cleaned = 0.000368606 Jy ! Component: 200 - total flux cleaned = 0.000476366 Jy ! Total flux subtracted in 200 components = 0.000476366 Jy ! Clean residual min=-0.001407 max=0.001310 Jy/beam ! Clean residual mean=0.000003 rms=0.000334 Jy/beam ! Combined flux in latest and established models = 0.216292 Jy ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 103 components and 0.216292 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=0.053675Jy sigma=1.183914 ! Fit after self-cal, rms=0.053673Jy sigma=1.183880 ! 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=0.053673Jy sigma=1.183880 ! Fit after self-cal, rms=0.053622Jy sigma=1.183544 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9484 mas, bmaj=1.436 mas, bpa=-7.487 degrees ! Estimated noise=0.245286 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000703142 Jy ! Component: 100 - total flux cleaned = -0.000672896 Jy ! Component: 150 - total flux cleaned = -0.000644821 Jy ! Component: 200 - total flux cleaned = -0.000593934 Jy ! Total flux subtracted in 200 components = -0.000593934 Jy ! Clean residual min=-0.001281 max=0.001225 Jy/beam ! Clean residual mean=0.000003 rms=0.000315 Jy/beam ! Combined flux in latest and established models = 0.215698 Jy selfcal ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 108 components and 0.215698 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=0.053587Jy sigma=1.182777 ! Fit after self-cal, rms=0.053586Jy sigma=1.182751 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 = 9.18951e-05 Jy ! Component: 100 - total flux cleaned = 0.000183676 Jy ! Component: 150 - total flux cleaned = 0.000267376 Jy ! Component: 200 - total flux cleaned = 0.000344339 Jy ! Total flux subtracted in 200 components = 0.000344339 Jy ! Clean residual min=-0.001224 max=0.001235 Jy/beam ! Clean residual mean=0.000003 rms=0.000310 Jy/beam ! Combined flux in latest and established models = 0.216042 Jy ! Performing phase self-cal ! Adding 39 model components to the UV plane model. ! The established model now contains 121 components and 0.216042 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=0.053570Jy sigma=1.182397 ! Fit after self-cal, rms=0.053569Jy sigma=1.182383 ! 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=0.053569Jy sigma=1.182383 ! Fit after self-cal, rms=0.053531Jy sigma=1.182182 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.244 mas, bmaj=2.479 mas, bpa=-9.953 degrees ! Estimated noise=0.312234 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000574839 Jy ! Component: 100 - total flux cleaned = -0.000599912 Jy ! Component: 150 - total flux cleaned = -0.000600303 Jy ! Component: 200 - total flux cleaned = -0.000671463 Jy ! Total flux subtracted in 200 components = -0.000671463 Jy ! Clean residual min=-0.001363 max=0.001275 Jy/beam ! Clean residual mean=0.000007 rms=0.000380 Jy/beam ! Combined flux in latest and established models = 0.215371 Jy selfcal ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 137 components and 0.215371 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=0.053524Jy sigma=1.182012 ! Fit after self-cal, rms=0.053522Jy sigma=1.181971 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 = -2.49965e-05 Jy ! Component: 100 - total flux cleaned = -4.1412e-05 Jy ! Component: 150 - total flux cleaned = -8.03139e-05 Jy ! Component: 200 - total flux cleaned = -0.000103624 Jy ! Total flux subtracted in 200 components = -0.000103624 Jy ! Clean residual min=-0.001331 max=0.001272 Jy/beam ! Clean residual mean=0.000007 rms=0.000373 Jy/beam ! Combined flux in latest and established models = 0.215267 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 148 components and 0.215267 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=0.053519Jy sigma=1.181917 ! Fit after self-cal, rms=0.053519Jy sigma=1.181905 ! 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=0.9477 mas, bmaj=1.436 mas, bpa=-7.443 degrees ! Estimated noise=0.245292 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9477 x 1.436 at -7.443 degrees (North through East) ! Clean map min=-0.0014186 max=0.18976 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=0.7531 mas, bmaj=1.158 mas, bpa=-8.05 degrees ! Estimated noise=0.44388 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.149249 Jy ! Component: 100 - total flux cleaned = 0.181795 Jy ! Component: 150 - total flux cleaned = 0.189588 Jy ! Component: 200 - total flux cleaned = 0.193879 Jy ! Total flux subtracted in 200 components = 0.193879 Jy ! Clean residual min=-0.002620 max=0.003215 Jy/beam ! Clean residual mean=0.000003 rms=0.000604 Jy/beam ! Combined flux in latest and established models = 0.193879 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 17 model components to the UV plane model. ! The established model now contains 17 components and 0.193879 Jy ! Inverting map and beam ! Estimated beam: bmin=0.9477 mas, bmaj=1.436 mas, bpa=-7.443 degrees ! Estimated noise=0.245292 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 = 0.00421692 Jy ! Component: 100 - total flux cleaned = 0.00734511 Jy ! Component: 150 - total flux cleaned = 0.0098542 Jy ! Component: 200 - total flux cleaned = 0.0119098 Jy ! Total flux subtracted in 200 components = 0.0119098 Jy ! Clean residual min=-0.001636 max=0.001768 Jy/beam ! Clean residual mean=0.000005 rms=0.000375 Jy/beam ! Combined flux in latest and established models = 0.205789 Jy ! Adding 32 model components to the UV plane model. ! The established model now contains 42 components and 0.205789 Jy ! Inverting map ! Added new window around map position (7, -4.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00185273 Jy ! Component: 100 - total flux cleaned = 0.00312127 Jy ! Component: 150 - total flux cleaned = 0.00412209 Jy ! Component: 200 - total flux cleaned = 0.00482409 Jy ! Total flux subtracted in 200 components = 0.00482409 Jy ! Clean residual min=-0.001428 max=0.001349 Jy/beam ! Clean residual mean=0.000004 rms=0.000331 Jy/beam ! Combined flux in latest and established models = 0.210613 Jy ! Adding 40 model components to the UV plane model. ! The established model now contains 65 components and 0.210613 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=2.244 mas, bmaj=2.479 mas, bpa=-9.953 degrees ! Estimated noise=0.312234 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00160769 Jy ! Component: 100 - total flux cleaned = 0.00257178 Jy ! Component: 150 - total flux cleaned = 0.00283451 Jy ! Component: 200 - total flux cleaned = 0.00300012 Jy ! Total flux subtracted in 200 components = 0.00300012 Jy ! Clean residual min=-0.001494 max=0.001519 Jy/beam ! Clean residual mean=0.000008 rms=0.000403 Jy/beam ! Combined flux in latest and established models = 0.213613 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 = 0.000146934 Jy ! Component: 100 - total flux cleaned = 0.000330773 Jy ! Component: 150 - total flux cleaned = 0.000448362 Jy ! Component: 200 - total flux cleaned = 0.000555287 Jy ! Total flux subtracted in 200 components = 0.000555287 Jy ! Clean residual min=-0.001408 max=0.001400 Jy/beam ! Clean residual mean=0.000008 rms=0.000386 Jy/beam ! Combined flux in latest and established models = 0.214168 Jy ! Adding 63 model components to the UV plane model. ! The established model now contains 123 components and 0.214168 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.9477 mas, bmaj=1.436 mas, bpa=-7.443 degrees ! Estimated noise=0.245292 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 6.92646e-05 Jy ! Component: 100 - total flux cleaned = 0.000158117 Jy ! Component: 150 - total flux cleaned = 0.000266815 Jy ! Component: 200 - total flux cleaned = 0.000291354 Jy ! Total flux subtracted in 200 components = 0.000291354 Jy ! Clean residual min=-0.001220 max=0.001231 Jy/beam ! Clean residual mean=0.000003 rms=0.000297 Jy/beam ! Combined flux in latest and established models = 0.21446 Jy selfcal ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 139 components and 0.21446 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=0.053511Jy sigma=1.181855 ! Fit after self-cal, rms=0.053503Jy sigma=1.181710 wmodel J0023+4456_X_map.mod ! Writing 139 model components to file: J0023+4456_X_map.mod wobs J0023+4456_X_uvs.fits ! Writing UV FITS file: J0023+4456_X_uvs.fits wwins J0023+4456_X_map.win ! wwins: Wrote 6 windows to J0023+4456_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 = -9.13877e-05 Jy ! Component: 100 - total flux cleaned = -0.000177054 Jy ! Component: 150 - total flux cleaned = -0.000196934 Jy ! Component: 200 - total flux cleaned = -0.000176919 Jy ! Component: 250 - total flux cleaned = -0.000177153 Jy ! Component: 300 - total flux cleaned = -0.000234168 Jy ! Component: 350 - total flux cleaned = -0.000289701 Jy ! Component: 400 - total flux cleaned = -0.000343529 Jy ! Component: 450 - total flux cleaned = -0.000325488 Jy ! Component: 500 - total flux cleaned = -0.000360924 Jy ! Component: 550 - total flux cleaned = -0.00042993 Jy ! Component: 600 - total flux cleaned = -0.000464075 Jy ! Component: 650 - total flux cleaned = -0.000464373 Jy ! Component: 700 - total flux cleaned = -0.00053081 Jy ! Component: 750 - total flux cleaned = -0.000563561 Jy ! Component: 800 - total flux cleaned = -0.000612017 Jy ! Component: 850 - total flux cleaned = -0.00062799 Jy ! Component: 900 - total flux cleaned = -0.000675072 Jy ! Component: 950 - total flux cleaned = -0.000721459 Jy ! Component: 1000 - total flux cleaned = -0.000706127 Jy ! Component: 1050 - total flux cleaned = -0.000797039 Jy ! Component: 1100 - total flux cleaned = -0.000842013 Jy ! Component: 1150 - total flux cleaned = -0.000812475 Jy ! Component: 1200 - total flux cleaned = -0.000915724 Jy ! Component: 1250 - total flux cleaned = -0.000974221 Jy ! Component: 1300 - total flux cleaned = -0.0010321 Jy ! Component: 1350 - total flux cleaned = -0.00106087 Jy ! Component: 1400 - total flux cleaned = -0.0010893 Jy ! Component: 1450 - total flux cleaned = -0.00111765 Jy ! Component: 1500 - total flux cleaned = -0.00115959 Jy ! Component: 1550 - total flux cleaned = -0.00124227 Jy ! Component: 1600 - total flux cleaned = -0.00128335 Jy ! Component: 1650 - total flux cleaned = -0.00133774 Jy ! Component: 1700 - total flux cleaned = -0.00144547 Jy ! Component: 1750 - total flux cleaned = -0.00149901 Jy ! Component: 1800 - total flux cleaned = -0.00153875 Jy ! Component: 1850 - total flux cleaned = -0.00159149 Jy ! Component: 1900 - total flux cleaned = -0.00169583 Jy ! Component: 1950 - total flux cleaned = -0.00176058 Jy ! Component: 2000 - total flux cleaned = -0.00185038 Jy ! Component: 2050 - total flux cleaned = -0.00191405 Jy ! Component: 2100 - total flux cleaned = -0.00197727 Jy ! Component: 2150 - total flux cleaned = -0.00202758 Jy ! Component: 2200 - total flux cleaned = -0.00207735 Jy ! Component: 2250 - total flux cleaned = -0.00218852 Jy ! Component: 2300 - total flux cleaned = -0.00218872 Jy ! Component: 2350 - total flux cleaned = -0.0022618 Jy ! Component: 2400 - total flux cleaned = -0.00235861 Jy ! Component: 2450 - total flux cleaned = -0.00239469 Jy ! Component: 2500 - total flux cleaned = -0.00244254 Jy ! Component: 2550 - total flux cleaned = -0.00246629 Jy ! Component: 2600 - total flux cleaned = -0.0024663 Jy ! Component: 2650 - total flux cleaned = -0.00254835 Jy ! Component: 2700 - total flux cleaned = -0.00259495 Jy ! Component: 2750 - total flux cleaned = -0.00261811 Jy ! Component: 2800 - total flux cleaned = -0.00267547 Jy ! Component: 2850 - total flux cleaned = -0.0027096 Jy ! Component: 2900 - total flux cleaned = -0.00273213 Jy ! Component: 2950 - total flux cleaned = -0.00275459 Jy ! Component: 3000 - total flux cleaned = -0.00279939 Jy ! Component: 3050 - total flux cleaned = -0.00278829 Jy ! Component: 3100 - total flux cleaned = -0.00286569 Jy ! Component: 3150 - total flux cleaned = -0.00292068 Jy ! Component: 3200 - total flux cleaned = -0.00293161 Jy ! Component: 3250 - total flux cleaned = -0.00295325 Jy ! Component: 3300 - total flux cleaned = -0.00306122 Jy ! Component: 3350 - total flux cleaned = -0.00305041 Jy ! Component: 3400 - total flux cleaned = -0.00309323 Jy ! Component: 3450 - total flux cleaned = -0.0031569 Jy ! Component: 3500 - total flux cleaned = -0.00317797 Jy ! Component: 3550 - total flux cleaned = -0.00320943 Jy ! Component: 3600 - total flux cleaned = -0.00319901 Jy ! Component: 3650 - total flux cleaned = -0.0032718 Jy ! Component: 3700 - total flux cleaned = -0.00330269 Jy ! Component: 3750 - total flux cleaned = -0.00335398 Jy ! Component: 3800 - total flux cleaned = -0.00338461 Jy ! Component: 3850 - total flux cleaned = -0.00340488 Jy ! Component: 3900 - total flux cleaned = -0.00343503 Jy ! Component: 3950 - total flux cleaned = -0.00348521 Jy ! Component: 4000 - total flux cleaned = -0.0034552 Jy ! Component: 4050 - total flux cleaned = -0.00350493 Jy ! Total flux subtracted in 4096 components = -0.00353457 Jy ! Clean residual min=-0.000550 max=0.000536 Jy/beam ! Clean residual mean=0.000001 rms=0.000170 Jy/beam ! Combined flux in latest and established models = 0.210925 Jy keep ! Adding 305 model components to the UV plane model. ! The established model now contains 444 components and 0.210925 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J0023+4456_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9477 x 1.436 at -7.443 degrees (North through East) ! Clean map min=-0.0010936 max=0.19009 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J0023+4456_X_map.fits wmodel /vlbi/uf001/uva//J0023+4456_X_map.mod ! Writing 444 model components to file: /vlbi/uf001/uva//J0023+4456_X_map.mod wobs /vlbi/uf001/uva//J0023+4456_X_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J0023+4456_X_uvs.fits wwins /vlbi/uf001/uva//J0023+4456_X_map.win ! wwins: Wrote 7 windows to /vlbi/uf001/uva//J0023+4456_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.190088 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000168882 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.266532 0.266532 0.533064 1.06613 2.13226 4.26451 8.52902 17.058 34.1161 68.2322 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0005 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.19 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 1125.57 quit ! Quitting program ! Log file /vlbi/uf001/uva//J0023+4456_X_dfm.log closed on Sun Jan 13 20:33:12 2019