! Started logfile: /vlbi/bp222/maps//J1526-1351_X_dfm.log on Thu Sep 27 11:19:51 2018 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/bp222/maps//J1526-1351_X_uvm.fits ! Reading UV FITS file: /vlbi/bp222/maps//J1526-1351_X_uvm.fits ! AN table 1: 92 integrations on 21 of 21 possible baselines. ! AN table 2: 23 integrations on 36 of 36 possible baselines. ! AN table 3: 46 integrations on 28 of 28 possible baselines. ! Apparent sampling: 0.931324 visibilities/baseline/integration-bin. ! Found source: J1526-1351 ! ! 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 108 lines of history. ! ! Reading 45240 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 J1526-1351_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 11 telescope corrections were flagged in sub-array 1. ! A total of 2 telescope corrections were flagged in sub-array 2. ! A total of 28 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 2. ! A total of 11 telescope corrections were flagged in sub-array 1. ! A total of 2 telescope corrections were flagged in sub-array 2. ! A total of 28 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 3. ! A total of 11 telescope corrections were flagged in sub-array 1. ! A total of 2 telescope corrections were flagged in sub-array 2. ! A total of 28 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 4. ! A total of 11 telescope corrections were flagged in sub-array 1. ! A total of 2 telescope corrections were flagged in sub-array 2. ! A total of 28 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 5. ! A total of 11 telescope corrections were flagged in sub-array 1. ! A total of 2 telescope corrections were flagged in sub-array 2. ! A total of 28 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 6. ! A total of 11 telescope corrections were flagged in sub-array 1. ! A total of 2 telescope corrections were flagged in sub-array 2. ! A total of 28 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 7. ! A total of 11 telescope corrections were flagged in sub-array 1. ! A total of 2 telescope corrections were flagged in sub-array 2. ! A total of 28 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 8. ! A total of 11 telescope corrections were flagged in sub-array 1. ! A total of 2 telescope corrections were flagged in sub-array 2. ! A total of 28 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 9. ! A total of 11 telescope corrections were flagged in sub-array 1. ! A total of 2 telescope corrections were flagged in sub-array 2. ! A total of 28 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 10. ! A total of 11 telescope corrections were flagged in sub-array 1. ! A total of 2 telescope corrections were flagged in sub-array 2. ! A total of 28 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 11. ! A total of 11 telescope corrections were flagged in sub-array 1. ! A total of 2 telescope corrections were flagged in sub-array 2. ! A total of 28 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 12. ! A total of 11 telescope corrections were flagged in sub-array 1. ! A total of 2 telescope corrections were flagged in sub-array 2. ! A total of 28 telescope corrections were flagged in sub-array 3. ! ! Fit before self-cal, rms=1.006074Jy sigma=15.369293 ! Fit after self-cal, rms=0.937064Jy sigma=14.146564 ! 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=0.6839 mas, bmaj=1.912 mas, bpa=-12.4 degrees ! Estimated noise=0.46821 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 = 0.0490789 Jy ! Component: 100 - total flux cleaned = 0.0618532 Jy ! Total flux subtracted in 100 components = 0.0618532 Jy ! Clean residual min=-0.005505 max=0.008238 Jy/beam ! Clean residual mean=0.000034 rms=0.001821 Jy/beam ! Combined flux in latest and established models = 0.0618532 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 14 components and 0.0618532 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=0.086566Jy sigma=1.390168 ! Fit after self-cal, rms=0.085584Jy sigma=1.377593 ! 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=0.881 mas, bmaj=2.331 mas, bpa=-11.33 degrees ! Estimated noise=0.228354 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 = 0.0179409 Jy ! Component: 100 - total flux cleaned = 0.0300397 Jy ! Component: 150 - total flux cleaned = 0.0382682 Jy ! Component: 200 - total flux cleaned = 0.0438625 Jy ! Total flux subtracted in 200 components = 0.0438625 Jy ! Clean residual min=-0.011046 max=0.013078 Jy/beam ! Clean residual mean=0.000084 rms=0.003352 Jy/beam ! Combined flux in latest and established models = 0.105716 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 30 components and 0.105716 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=0.082754Jy sigma=1.285665 ! Fit after self-cal, rms=0.082726Jy sigma=1.281715 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.881 x 2.331 at -11.33 degrees (North through East) ! Clean map min=-0.011242 max=0.063217 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.36 FD 1.06 HN 1.14 KP 0.84 ! MK 1.03 NL 1.21 OV 1.16 ! ! Telescope amplitude corrections in sub-array 2: ! BR 2.15 HN 2.37 KP 0.65 LA 0.60 ! MK 1.56 NL 1.83 OV 3.92 PT 0.42 ! SC 2.63 ! ! Telescope amplitude corrections in sub-array 3: ! BR 2.06 FD 1.01 HN 1.16 KP 0.53 ! MK 1.25 NL 1.42 OV 0.90 SC 1.02 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.41 FD 1.08 HN 1.16 KP 0.77 ! MK 1.07 NL 1.17 OV 1.14 ! ! Telescope amplitude corrections in sub-array 2: ! BR 2.16 HN 2.81 KP 0.63 LA 0.61 ! MK 1.44 NL 2.12 OV 4.49 PT 0.43 ! SC 1.83 ! ! Telescope amplitude corrections in sub-array 3: ! BR 2.09 FD 1.05 HN 1.24 KP 0.52 ! MK 1.32 NL 1.47 OV 0.89 SC 1.17 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.37 FD 1.06 HN 1.10 KP 0.78 ! MK 1.12 NL 1.20 OV 1.05 ! ! Telescope amplitude corrections in sub-array 2: ! BR 2.45 HN 2.44 KP 0.64 LA 0.61 ! MK 1.41 NL 1.93 OV 5.68 PT 0.43 ! SC 1.71 ! ! Telescope amplitude corrections in sub-array 3: ! BR 2.23 FD 1.04 HN 1.24 KP 0.54 ! MK 1.46 NL 1.54 OV 0.93 SC 1.13 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.50 FD 1.10 HN 1.05 KP 0.74 ! MK 1.09 NL 1.25 OV 1.06 ! ! Telescope amplitude corrections in sub-array 2: ! BR 2.58 HN 2.76 KP 0.64 LA 0.61 ! MK 1.45 NL 2.08 OV 8.28 PT 0.43 ! SC 1.76 ! ! Telescope amplitude corrections in sub-array 3: ! BR 1.98 FD 1.05 HN 1.28 KP 0.54 ! MK 1.38 NL 1.48 OV 0.93 SC 1.03 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.54 FD 1.14 HN 1.17 KP 0.72 ! MK 1.07 NL 1.18 OV 0.98 ! ! Telescope amplitude corrections in sub-array 2: ! BR 2.71 HN 2.30 KP 0.62 LA 0.60 ! MK 1.69 NL 1.84 OV 5.46 PT 0.44 ! SC 1.98 ! ! Telescope amplitude corrections in sub-array 3: ! BR 1.86 FD 1.11 HN 1.23 KP 0.54 ! MK 1.37 NL 1.40 OV 1.00 SC 1.11 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.56 FD 1.12 HN 1.12 KP 0.71 ! MK 1.12 NL 1.21 OV 0.96 ! ! Telescope amplitude corrections in sub-array 2: ! BR 2.15 HN 2.69 KP 0.61 LA 0.60 ! MK 1.49 NL 2.11 OV 4.79 PT 0.44 ! SC 1.92 ! ! Telescope amplitude corrections in sub-array 3: ! BR 1.67 FD 1.01 HN 1.26 KP 0.55 ! MK 1.44 NL 1.41 OV 1.07 SC 1.15 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.58 FD 1.15 HN 1.01 KP 0.66 ! MK 1.22 NL 1.23 OV 0.95 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.75 HN 2.35 KP 0.63 LA 0.61 ! MK 1.45 NL 1.80 OV 3.46 PT 0.43 ! SC 1.78 ! ! Telescope amplitude corrections in sub-array 3: ! BR 1.42 FD 1.13 HN 1.08 KP 0.58 ! MK 1.07 NL 1.50 OV 1.08 SC 0.98 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.46 FD 1.16 HN 1.13 KP 0.69 ! MK 1.03 NL 1.16 OV 0.93 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.88 HN 1.88 KP 0.63 LA 0.60 ! MK 1.46 NL 1.90 OV 3.12 PT 0.44 ! SC 1.65 ! ! Telescope amplitude corrections in sub-array 3: ! BR 1.38 FD 0.98 HN 1.15 KP 0.62 ! MK 1.02 NL 1.55 OV 1.12 SC 1.07 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.44 FD 1.15 HN 1.07 KP 0.70 ! MK 1.08 NL 1.18 OV 0.92 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.69 HN 1.97 KP 0.62 LA 0.61 ! MK 1.53 NL 1.76 OV 2.49 PT 0.46 ! SC 1.84 ! ! Telescope amplitude corrections in sub-array 3: ! BR 1.53 FD 1.01 HN 1.13 KP 0.69 ! MK 1.13 NL 1.31 OV 1.14 SC 0.93 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.42 FD 1.15 HN 1.07 KP 0.70 ! MK 1.12 NL 1.13 OV 0.88 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.85 HN 2.43 KP 0.62 LA 0.61 ! MK 1.52 NL 2.05 OV 2.23 PT 0.44 ! SC 1.65 ! ! Telescope amplitude corrections in sub-array 3: ! BR 1.51 FD 1.10 HN 1.17 KP 0.66 ! MK 1.21 NL 1.41 OV 1.10 SC 0.94 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.48 FD 1.18 HN 1.08 KP 0.70 ! MK 1.14 NL 1.15 OV 0.88 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.62 HN 2.03 KP 0.63 LA 0.61 ! MK 1.45 NL 1.72 OV 2.29 PT 0.44 ! SC 1.39 ! ! Telescope amplitude corrections in sub-array 3: ! BR 1.26 FD 1.03 HN 0.97 KP 0.74 ! MK 1.28 NL 1.36 OV 1.17 SC 1.02 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.39 FD 1.24 HN 1.03 KP 0.68 ! MK 1.02 NL 1.16 OV 0.91 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.64 HN 1.97 KP 0.62 LA 0.62 ! MK 1.31 NL 1.89 OV 2.04 PT 0.44 ! SC 1.79 ! ! Telescope amplitude corrections in sub-array 3: ! BR 1.42 FD 0.95 HN 1.13 KP 0.73 ! MK 1.12 NL 1.25 OV 1.23 SC 0.99 ! ! ! Fit before self-cal, rms=0.082726Jy sigma=1.281715 ! Fit after self-cal, rms=0.179513Jy sigma=1.025421 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.9308 mas, bmaj=2.611 mas, bpa=-12.06 degrees ! Estimated noise=0.247149 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 (-4.6, -2.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00664268 Jy ! Component: 100 - total flux cleaned = 0.00740235 Jy ! Component: 150 - total flux cleaned = 0.0077772 Jy ! Component: 200 - total flux cleaned = 0.00778296 Jy ! Total flux subtracted in 200 components = 0.00778296 Jy ! Clean residual min=-0.005512 max=0.006318 Jy/beam ! Clean residual mean=0.000010 rms=0.001580 Jy/beam ! Combined flux in latest and established models = 0.113499 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 46 components and 0.113499 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=0.178797Jy sigma=1.014683 ! Fit after self-cal, rms=0.182301Jy sigma=0.996029 ! 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=0.182301Jy sigma=0.996029 ! Fit after self-cal, rms=0.168970Jy sigma=0.981954 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9352 mas, bmaj=2.619 mas, bpa=-11.86 degrees ! Estimated noise=0.253619 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00373303 Jy ! Component: 100 - total flux cleaned = 0.00419268 Jy ! Component: 150 - total flux cleaned = 0.00440017 Jy ! Component: 200 - total flux cleaned = 0.00412831 Jy ! Total flux subtracted in 200 components = 0.00412831 Jy ! Clean residual min=-0.005106 max=0.005565 Jy/beam ! Clean residual mean=0.000006 rms=0.001353 Jy/beam ! Combined flux in latest and established models = 0.117627 Jy selfcal ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 60 components and 0.117627 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=0.168730Jy sigma=0.977704 ! Fit after self-cal, rms=0.168800Jy sigma=0.975552 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 = 0.00211214 Jy ! Component: 100 - total flux cleaned = 0.00185131 Jy ! Component: 150 - total flux cleaned = 0.00160455 Jy ! Component: 200 - total flux cleaned = 0.00145048 Jy ! Total flux subtracted in 200 components = 0.00145048 Jy ! Clean residual min=-0.005159 max=0.005377 Jy/beam ! Clean residual mean=0.000005 rms=0.001338 Jy/beam ! Combined flux in latest and established models = 0.119077 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 68 components and 0.119077 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=0.168682Jy sigma=0.973470 ! Fit after self-cal, rms=0.168649Jy sigma=0.973049 ! 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=0.168649Jy sigma=0.973049 ! Fit after self-cal, rms=0.168312Jy sigma=0.955742 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9366 mas, bmaj=2.605 mas, bpa=-11.95 degrees ! Estimated noise=0.252289 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0016677 Jy ! Component: 100 - total flux cleaned = 0.00143231 Jy ! Component: 150 - total flux cleaned = 0.00136332 Jy ! Component: 200 - total flux cleaned = 0.00129831 Jy ! Total flux subtracted in 200 components = 0.00129831 Jy ! Clean residual min=-0.004646 max=0.005546 Jy/beam ! Clean residual mean=-0.000000 rms=0.001195 Jy/beam ! Combined flux in latest and established models = 0.120376 Jy selfcal ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 74 components and 0.120376 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=0.168204Jy sigma=0.953900 ! Fit after self-cal, rms=0.168411Jy sigma=0.952040 flux_cutoff = imstat(rms) * dynam ! Inverting map repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! Added new window around map position (6.6, 27.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00439402 Jy ! Component: 100 - total flux cleaned = 0.00520835 Jy ! Component: 150 - total flux cleaned = 0.00549887 Jy ! Component: 200 - total flux cleaned = 0.00583598 Jy ! Total flux subtracted in 200 components = 0.00583598 Jy ! Clean residual min=-0.004401 max=0.005633 Jy/beam ! Clean residual mean=0.000005 rms=0.001183 Jy/beam ! Combined flux in latest and established models = 0.126212 Jy ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 93 components and 0.126212 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=0.168087Jy sigma=0.948696 ! Fit after self-cal, rms=0.168003Jy sigma=0.947688 ! Inverting map ! Added new window around map position (0.4, 12). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00483595 Jy ! Component: 100 - total flux cleaned = 0.00639772 Jy ! Component: 150 - total flux cleaned = 0.00763059 Jy ! Component: 200 - total flux cleaned = 0.00828321 Jy ! Total flux subtracted in 200 components = 0.00828321 Jy ! Clean residual min=-0.004225 max=0.004708 Jy/beam ! Clean residual mean=0.000006 rms=0.001139 Jy/beam ! Combined flux in latest and established models = 0.134495 Jy ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 112 components and 0.134495 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=0.167645Jy sigma=0.944053 ! Fit after self-cal, rms=0.167338Jy sigma=0.942985 ! 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=0.167338Jy sigma=0.942985 ! Fit after self-cal, rms=0.166690Jy sigma=0.939595 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.231 mas, bmaj=4.26 mas, bpa=-8.289 degrees ! Estimated noise=0.261503 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00427633 Jy ! Component: 100 - total flux cleaned = 0.00610414 Jy ! Component: 150 - total flux cleaned = 0.0071834 Jy ! Component: 200 - total flux cleaned = 0.00800879 Jy ! Total flux subtracted in 200 components = 0.00800879 Jy ! Clean residual min=-0.005364 max=0.005891 Jy/beam ! Clean residual mean=0.000006 rms=0.001492 Jy/beam ! Combined flux in latest and established models = 0.142504 Jy selfcal ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 124 components and 0.142504 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=0.166500Jy sigma=0.938724 ! Fit after self-cal, rms=0.166460Jy sigma=0.937571 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 = 0.00206002 Jy ! Component: 100 - total flux cleaned = 0.00254031 Jy ! Component: 150 - total flux cleaned = 0.00268573 Jy ! Component: 200 - total flux cleaned = 0.00275128 Jy ! Total flux subtracted in 200 components = 0.00275128 Jy ! Clean residual min=-0.005442 max=0.005644 Jy/beam ! Clean residual mean=0.000008 rms=0.001481 Jy/beam ! Combined flux in latest and established models = 0.145255 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 136 components and 0.145255 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=0.166376Jy sigma=0.938154 ! Fit after self-cal, rms=0.166309Jy sigma=0.937892 ! 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=0.9427 mas, bmaj=2.61 mas, bpa=-11.97 degrees ! Estimated noise=0.24878 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9427 x 2.61 at -11.97 degrees (North through East) ! Clean map min=-0.0042228 max=0.067794 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=0.7199 mas, bmaj=2.095 mas, bpa=-12.59 degrees ! Estimated noise=0.546229 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0547191 Jy ! Component: 100 - total flux cleaned = 0.0716497 Jy ! Component: 150 - total flux cleaned = 0.0832889 Jy ! Component: 200 - total flux cleaned = 0.0921679 Jy ! Total flux subtracted in 200 components = 0.0921679 Jy ! Clean residual min=-0.005904 max=0.008448 Jy/beam ! Clean residual mean=0.000012 rms=0.001547 Jy/beam ! Combined flux in latest and established models = 0.0921679 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 0.0921679 Jy ! Inverting map and beam ! Estimated beam: bmin=0.9427 mas, bmaj=2.61 mas, bpa=-11.97 degrees ! Estimated noise=0.24878 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) ! Added new window around map position (-0.2, 2.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0130389 Jy ! Component: 100 - total flux cleaned = 0.0218109 Jy ! Component: 150 - total flux cleaned = 0.0277156 Jy ! Component: 200 - total flux cleaned = 0.0322409 Jy ! Total flux subtracted in 200 components = 0.0322409 Jy ! Clean residual min=-0.005639 max=0.005730 Jy/beam ! Clean residual mean=0.000013 rms=0.001327 Jy/beam ! Combined flux in latest and established models = 0.124409 Jy ! Adding 34 model components to the UV plane model. ! The established model now contains 47 components and 0.124409 Jy ! Inverting map ! Added new window around map position (10.6, -13.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0059469 Jy ! Component: 100 - total flux cleaned = 0.00938286 Jy ! Component: 150 - total flux cleaned = 0.0123903 Jy ! Component: 200 - total flux cleaned = 0.0146315 Jy ! Total flux subtracted in 200 components = 0.0146315 Jy ! Clean residual min=-0.004311 max=0.004699 Jy/beam ! Clean residual mean=0.000005 rms=0.001137 Jy/beam ! Combined flux in latest and established models = 0.13904 Jy ! Adding 35 model components to the UV plane model. ! The established model now contains 72 components and 0.13904 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=2.231 mas, bmaj=4.26 mas, bpa=-8.289 degrees ! Estimated noise=0.261503 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00398478 Jy ! Component: 100 - total flux cleaned = 0.00596705 Jy ! Component: 150 - total flux cleaned = 0.00694336 Jy ! Component: 200 - total flux cleaned = 0.00817175 Jy ! Total flux subtracted in 200 components = 0.00817175 Jy ! Clean residual min=-0.005843 max=0.005694 Jy/beam ! Clean residual mean=0.000001 rms=0.001505 Jy/beam ! Combined flux in latest and established models = 0.147212 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 = 0.000826385 Jy ! Component: 100 - total flux cleaned = 0.00160374 Jy ! Component: 150 - total flux cleaned = 0.00241844 Jy ! Component: 200 - total flux cleaned = 0.00275666 Jy ! Total flux subtracted in 200 components = 0.00275666 Jy ! Clean residual min=-0.005632 max=0.005691 Jy/beam ! Clean residual mean=0.000000 rms=0.001458 Jy/beam ! Combined flux in latest and established models = 0.149969 Jy ! Adding 41 model components to the UV plane model. ! The established model now contains 108 components and 0.149969 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.9427 mas, bmaj=2.61 mas, bpa=-11.97 degrees ! Estimated noise=0.24878 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000317755 Jy ! Component: 100 - total flux cleaned = -0.000204165 Jy ! Component: 150 - total flux cleaned = 0.000208497 Jy ! Component: 200 - total flux cleaned = 0.000780377 Jy ! Total flux subtracted in 200 components = 0.000780377 Jy ! Clean residual min=-0.004002 max=0.004303 Jy/beam ! Clean residual mean=0.000000 rms=0.001028 Jy/beam ! Combined flux in latest and established models = 0.150749 Jy selfcal ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 131 components and 0.150749 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=0.165721Jy sigma=0.934152 ! Fit after self-cal, rms=0.165444Jy sigma=0.931468 wmodel J1526-1351_X_map.mod ! Writing 131 model components to file: J1526-1351_X_map.mod wobs J1526-1351_X_uvs.fits ! Writing UV FITS file: J1526-1351_X_uvs.fits wwins J1526-1351_X_map.win ! wwins: Wrote 6 windows to J1526-1351_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 = 0.00142594 Jy ! Component: 100 - total flux cleaned = 0.00222138 Jy ! Component: 150 - total flux cleaned = 0.00326592 Jy ! Component: 200 - total flux cleaned = 0.00434475 Jy ! Component: 250 - total flux cleaned = 0.00519729 Jy ! Component: 300 - total flux cleaned = 0.00590032 Jy ! Component: 350 - total flux cleaned = 0.00664915 Jy ! Component: 400 - total flux cleaned = 0.00743916 Jy ! Component: 450 - total flux cleaned = 0.00803517 Jy ! Component: 500 - total flux cleaned = 0.00879352 Jy ! Component: 550 - total flux cleaned = 0.00947986 Jy ! Component: 600 - total flux cleaned = 0.0101534 Jy ! Component: 650 - total flux cleaned = 0.010926 Jy ! Component: 700 - total flux cleaned = 0.0115235 Jy ! Component: 750 - total flux cleaned = 0.0121666 Jy ! Component: 800 - total flux cleaned = 0.0128529 Jy ! Component: 850 - total flux cleaned = 0.0132693 Jy ! Component: 900 - total flux cleaned = 0.0138354 Jy ! Component: 950 - total flux cleaned = 0.0143441 Jy ! Component: 1000 - total flux cleaned = 0.0147963 Jy ! Component: 1050 - total flux cleaned = 0.0151441 Jy ! Component: 1100 - total flux cleaned = 0.0157823 Jy ! Component: 1150 - total flux cleaned = 0.0162188 Jy ! Component: 1200 - total flux cleaned = 0.0167478 Jy ! Component: 1250 - total flux cleaned = 0.0171755 Jy ! Component: 1300 - total flux cleaned = 0.0175523 Jy ! Component: 1350 - total flux cleaned = 0.01811 Jy ! Component: 1400 - total flux cleaned = 0.0183855 Jy ! Component: 1450 - total flux cleaned = 0.0187505 Jy ! Component: 1500 - total flux cleaned = 0.0190665 Jy ! Component: 1550 - total flux cleaned = 0.0193356 Jy ! Component: 1600 - total flux cleaned = 0.019646 Jy ! Component: 1650 - total flux cleaned = 0.0199105 Jy ! Component: 1700 - total flux cleaned = 0.020347 Jy ! Component: 1750 - total flux cleaned = 0.0205642 Jy ! Component: 1800 - total flux cleaned = 0.0209506 Jy ! Component: 1850 - total flux cleaned = 0.0212061 Jy ! Component: 1900 - total flux cleaned = 0.0215016 Jy ! Component: 1950 - total flux cleaned = 0.0217526 Jy ! Component: 2000 - total flux cleaned = 0.0219605 Jy ! Component: 2050 - total flux cleaned = 0.0223318 Jy ! Component: 2100 - total flux cleaned = 0.0224954 Jy ! Component: 2150 - total flux cleaned = 0.0227392 Jy ! Component: 2200 - total flux cleaned = 0.0231022 Jy ! Component: 2250 - total flux cleaned = 0.0231823 Jy ! Component: 2300 - total flux cleaned = 0.0235802 Jy ! Component: 2350 - total flux cleaned = 0.0238562 Jy ! Component: 2400 - total flux cleaned = 0.0240131 Jy ! Component: 2450 - total flux cleaned = 0.0244023 Jy ! Component: 2500 - total flux cleaned = 0.0246729 Jy ! Component: 2550 - total flux cleaned = 0.0250571 Jy ! Component: 2600 - total flux cleaned = 0.0253241 Jy ! Component: 2650 - total flux cleaned = 0.0256653 Jy ! Component: 2700 - total flux cleaned = 0.025929 Jy ! Component: 2750 - total flux cleaned = 0.0261537 Jy ! Component: 2800 - total flux cleaned = 0.0265632 Jy ! Component: 2850 - total flux cleaned = 0.0267845 Jy ! Component: 2900 - total flux cleaned = 0.0270415 Jy ! Component: 2950 - total flux cleaned = 0.0272968 Jy ! Component: 3000 - total flux cleaned = 0.0275871 Jy ! Component: 3050 - total flux cleaned = 0.0278759 Jy ! Component: 3100 - total flux cleaned = 0.0281623 Jy ! Component: 3150 - total flux cleaned = 0.0284473 Jy ! Component: 3200 - total flux cleaned = 0.0285182 Jy ! Component: 3250 - total flux cleaned = 0.0287295 Jy ! Component: 3300 - total flux cleaned = 0.0290447 Jy ! Component: 3350 - total flux cleaned = 0.0293236 Jy ! Component: 3400 - total flux cleaned = 0.0295318 Jy ! Component: 3450 - total flux cleaned = 0.0298078 Jy ! Component: 3500 - total flux cleaned = 0.0299792 Jy ! Component: 3550 - total flux cleaned = 0.0302862 Jy ! Component: 3600 - total flux cleaned = 0.0305916 Jy ! Component: 3650 - total flux cleaned = 0.0308278 Jy ! Component: 3700 - total flux cleaned = 0.0309286 Jy ! Component: 3750 - total flux cleaned = 0.0312625 Jy ! Component: 3800 - total flux cleaned = 0.0314618 Jy ! Component: 3850 - total flux cleaned = 0.0316273 Jy ! Component: 3900 - total flux cleaned = 0.0319561 Jy ! Component: 3950 - total flux cleaned = 0.0322832 Jy ! Component: 4000 - total flux cleaned = 0.0324132 Jy ! Component: 4050 - total flux cleaned = 0.032543 Jy ! Total flux subtracted in 4096 components = 0.0327044 Jy ! Clean residual min=-0.001771 max=0.001730 Jy/beam ! Clean residual mean=0.000000 rms=0.000603 Jy/beam ! Combined flux in latest and established models = 0.183453 Jy keep ! Adding 300 model components to the UV plane model. ! The established model now contains 431 components and 0.183453 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/bp222/maps//J1526-1351_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9427 x 2.61 at -11.97 degrees (North through East) ! Clean map min=-0.0029986 max=0.06973 Jy/beam ! Writing clean map to FITS file: /vlbi/bp222/maps//J1526-1351_X_map.fits wmodel /vlbi/bp222/maps//J1526-1351_X_map.mod ! Writing 431 model components to file: /vlbi/bp222/maps//J1526-1351_X_map.mod wobs /vlbi/bp222/maps//J1526-1351_X_uvs.fits ! Writing UV FITS file: /vlbi/bp222/maps//J1526-1351_X_uvs.fits wwins /vlbi/bp222/maps//J1526-1351_X_map.win ! wwins: Wrote 7 windows to /vlbi/bp222/maps//J1526-1351_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0697296 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000599459 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -2.57907 2.57907 5.15814 10.3163 20.6326 41.2652 82.5303 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0017 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.069 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 116.32 quit ! Quitting program ! Log file /vlbi/bp222/maps//J1526-1351_X_dfm.log closed on Thu Sep 27 11:19:57 2018