! Started logfile: /vlbi/uf001/uva//J2252+7043_X_dfm.log on Mon Jan 14 06:26:24 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//J2252+7043_X_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J2252+7043_X_uva.fits ! AN table 1: 84 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.921693 visibilities/baseline/integration-bin. ! Found source: J2252+7043 ! ! 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 41808 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 J2252+7043_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 120 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 120 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 120 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 120 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 120 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 120 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 120 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 120 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 120 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 120 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 120 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 120 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.006417Jy sigma=21.753878 ! Fit after self-cal, rms=0.926569Jy sigma=20.028325 ! 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=0.7124 mas, bmaj=0.9225 mas, bpa=-84.15 degrees ! Estimated noise=0.388578 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 = 0.0562153 Jy ! Component: 100 - total flux cleaned = 0.0753767 Jy ! Total flux subtracted in 100 components = 0.0753767 Jy ! Clean residual min=-0.003778 max=0.008292 Jy/beam ! Clean residual mean=0.000004 rms=0.000883 Jy/beam ! Combined flux in latest and established models = 0.0753767 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 9 components and 0.0753767 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=0.059469Jy sigma=1.232789 ! Fit after self-cal, rms=0.058744Jy sigma=1.217828 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0098408 Jy ! Component: 100 - total flux cleaned = 0.0146392 Jy ! Total flux subtracted in 100 components = 0.0146392 Jy ! Clean residual min=-0.003139 max=0.003313 Jy/beam ! Clean residual mean=0.000002 rms=0.000673 Jy/beam ! Combined flux in latest and established models = 0.0900159 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 14 components and 0.0900159 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=0.057162Jy sigma=1.176498 ! Fit after self-cal, rms=0.057126Jy sigma=1.175783 ! 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=0.9133 mas, bmaj=1.172 mas, bpa=-84.9 degrees ! Estimated noise=0.183225 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 = 0.00292532 Jy ! Component: 100 - total flux cleaned = 0.00432081 Jy ! Component: 150 - total flux cleaned = 0.00489814 Jy ! Component: 200 - total flux cleaned = 0.00494665 Jy ! Total flux subtracted in 200 components = 0.00494665 Jy ! Clean residual min=-0.003798 max=0.004115 Jy/beam ! Clean residual mean=-0.000000 rms=0.000813 Jy/beam ! Combined flux in latest and established models = 0.0949626 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 21 components and 0.0949626 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=0.057035Jy sigma=1.171825 ! Fit after self-cal, rms=0.057032Jy sigma=1.171733 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9133 x 1.172 at -84.9 degrees (North through East) ! Clean map min=-0.0035744 max=0.071326 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 0.99 HN 0.95 KP 0.93 ! LA 0.91 MK 0.99 NL 1.29 OV 0.95 ! PT 1.00* SC 0.94 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 1.00 HN 0.97 KP 0.93 ! LA 0.86 MK 1.00 NL 1.29 OV 0.93 ! PT 1.00* SC 0.99 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 1.02 HN 0.92 KP 0.89 ! LA 0.88 MK 0.99 NL 1.26 OV 0.96 ! PT 1.00* SC 0.98 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 0.99 HN 0.96 KP 0.92 ! LA 0.90 MK 0.98 NL 1.26 OV 0.99 ! PT 1.00* SC 0.95 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 FD 1.05 HN 0.99 KP 0.95 ! LA 0.85 MK 0.98 NL 1.31 OV 0.93 ! PT 1.00* SC 0.91 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 1.03 HN 0.92 KP 0.96 ! LA 0.88 MK 1.00 NL 1.28 OV 0.97 ! PT 1.00* SC 0.99 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 FD 1.02 HN 0.94 KP 0.95 ! LA 0.91 MK 0.98 NL 1.26 OV 0.92 ! PT 1.00* SC 0.95 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 1.01 HN 0.95 KP 0.94 ! LA 0.91 MK 0.99 NL 1.26 OV 0.92 ! PT 1.00* SC 0.99 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 1.03 HN 0.95 KP 0.97 ! LA 0.90 MK 1.04 NL 1.32 OV 0.92 ! PT 1.00* SC 0.99 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 1.03 HN 0.95 KP 0.94 ! LA 0.90 MK 0.98 NL 1.34 OV 0.94 ! PT 1.00* SC 0.97 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 1.01 HN 0.90 KP 0.95 ! LA 0.92 MK 1.00 NL 1.32 OV 0.96 ! PT 1.00* SC 0.99 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 FD 1.02 HN 0.98 KP 0.94 ! LA 0.86 MK 0.96 NL 1.34 OV 0.93 ! PT 1.00* SC 0.92 ! ! ! Fit before self-cal, rms=0.057032Jy sigma=1.171733 ! Fit after self-cal, rms=0.055663Jy sigma=1.147042 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.9079 mas, bmaj=1.164 mas, bpa=-85.24 degrees ! Estimated noise=0.180903 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 = -0.00016291 Jy ! Component: 100 - total flux cleaned = -7.31289e-05 Jy ! Component: 150 - total flux cleaned = -4.82808e-05 Jy ! Component: 200 - total flux cleaned = -2.7211e-05 Jy ! Total flux subtracted in 200 components = -2.7211e-05 Jy ! Clean residual min=-0.002410 max=0.002446 Jy/beam ! Clean residual mean=-0.000006 rms=0.000525 Jy/beam ! Combined flux in latest and established models = 0.0949354 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 27 components and 0.0949353 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=0.055632Jy sigma=1.146586 ! Fit after self-cal, rms=0.055736Jy sigma=1.145885 ! 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=0.055736Jy sigma=1.145885 ! Fit after self-cal, rms=0.057880Jy sigma=1.136180 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9072 mas, bmaj=1.149 mas, bpa=-85.35 degrees ! Estimated noise=0.179629 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000445129 Jy ! Component: 100 - total flux cleaned = 0.000521822 Jy ! Component: 150 - total flux cleaned = 0.000565407 Jy ! Component: 200 - total flux cleaned = 0.000621675 Jy ! Total flux subtracted in 200 components = 0.000621675 Jy ! Clean residual min=-0.001786 max=0.001787 Jy/beam ! Clean residual mean=-0.000004 rms=0.000389 Jy/beam ! Combined flux in latest and established models = 0.095557 Jy selfcal ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 29 components and 0.095557 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=0.057860Jy sigma=1.135677 ! Fit after self-cal, rms=0.057939Jy sigma=1.135466 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 = 1.80351e-05 Jy ! Component: 100 - total flux cleaned = 1.73908e-05 Jy ! Component: 150 - total flux cleaned = 1.41298e-06 Jy ! Component: 200 - total flux cleaned = -1.30913e-05 Jy ! Total flux subtracted in 200 components = -1.30913e-05 Jy ! Clean residual min=-0.001770 max=0.001764 Jy/beam ! Clean residual mean=-0.000004 rms=0.000388 Jy/beam ! Combined flux in latest and established models = 0.0955439 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 29 components and 0.0955439 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=0.057932Jy sigma=1.135276 ! Fit after self-cal, rms=0.057933Jy sigma=1.135264 ! Inverting map ! Added new window around map position (4.6, -1). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00187307 Jy ! Component: 100 - total flux cleaned = 0.00286444 Jy ! Component: 150 - total flux cleaned = 0.00334212 Jy ! Component: 200 - total flux cleaned = 0.00363717 Jy ! Total flux subtracted in 200 components = 0.00363717 Jy ! Clean residual min=-0.001664 max=0.001844 Jy/beam ! Clean residual mean=-0.000005 rms=0.000351 Jy/beam ! Combined flux in latest and established models = 0.0991811 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 47 components and 0.0991811 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=0.057865Jy sigma=1.133571 ! Fit after self-cal, rms=0.057855Jy sigma=1.133376 ! Inverting map ! Added new window around map position (10.6, 0.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00189821 Jy ! Component: 100 - total flux cleaned = 0.0031177 Jy ! Component: 150 - total flux cleaned = 0.00405014 Jy ! Component: 200 - total flux cleaned = 0.00482448 Jy ! Total flux subtracted in 200 components = 0.00482448 Jy ! Clean residual min=-0.001446 max=0.001254 Jy/beam ! Clean residual mean=-0.000003 rms=0.000294 Jy/beam ! Combined flux in latest and established models = 0.104006 Jy ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 74 components and 0.104006 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=0.057787Jy sigma=1.131324 ! Fit after self-cal, rms=0.057779Jy sigma=1.131177 ! 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=0.057779Jy sigma=1.131177 ! Fit after self-cal, rms=0.057502Jy sigma=1.130893 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9076 mas, bmaj=1.137 mas, bpa=-85.68 degrees ! Estimated noise=0.178395 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000941768 Jy ! Component: 100 - total flux cleaned = 0.00169725 Jy ! Component: 150 - total flux cleaned = 0.0023449 Jy ! Component: 200 - total flux cleaned = 0.00291517 Jy ! Total flux subtracted in 200 components = 0.00291517 Jy ! Clean residual min=-0.001303 max=0.001150 Jy/beam ! Clean residual mean=-0.000003 rms=0.000268 Jy/beam ! Combined flux in latest and established models = 0.106921 Jy selfcal ! Performing phase self-cal ! Adding 33 model components to the UV plane model. ! The established model now contains 83 components and 0.106921 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=0.057480Jy sigma=1.130214 ! Fit after self-cal, rms=0.057480Jy sigma=1.130150 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 = 0.00060714 Jy ! Component: 100 - total flux cleaned = 0.00104863 Jy ! Component: 150 - total flux cleaned = 0.00144823 Jy ! Component: 200 - total flux cleaned = 0.00179451 Jy ! Total flux subtracted in 200 components = 0.00179451 Jy ! Clean residual min=-0.001242 max=0.001122 Jy/beam ! Clean residual mean=-0.000003 rms=0.000258 Jy/beam ! Combined flux in latest and established models = 0.108715 Jy ! Performing phase self-cal ! Adding 35 model components to the UV plane model. ! The established model now contains 91 components and 0.108715 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=0.057468Jy sigma=1.129834 ! Fit after self-cal, rms=0.057467Jy sigma=1.129814 ! 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=0.057467Jy sigma=1.129814 ! Fit after self-cal, rms=0.057383Jy sigma=1.129755 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.073 mas, bmaj=2.514 mas, bpa=83.12 degrees ! Estimated noise=0.245848 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00157147 Jy ! Component: 100 - total flux cleaned = 0.00258771 Jy ! Component: 150 - total flux cleaned = 0.00336977 Jy ! Component: 200 - total flux cleaned = 0.00395871 Jy ! Total flux subtracted in 200 components = 0.00395871 Jy ! Clean residual min=-0.001365 max=0.001631 Jy/beam ! Clean residual mean=-0.000008 rms=0.000425 Jy/beam ! Combined flux in latest and established models = 0.112674 Jy selfcal ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 96 components and 0.112674 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=0.057383Jy sigma=1.129799 ! Fit after self-cal, rms=0.057372Jy sigma=1.129631 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 = 0.000799038 Jy ! Component: 100 - total flux cleaned = 0.00129406 Jy ! Component: 150 - total flux cleaned = 0.00168846 Jy ! Component: 200 - total flux cleaned = 0.00199439 Jy ! Total flux subtracted in 200 components = 0.00199439 Jy ! Clean residual min=-0.001286 max=0.001512 Jy/beam ! Clean residual mean=-0.000007 rms=0.000401 Jy/beam ! Combined flux in latest and established models = 0.114668 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 100 components and 0.114668 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=0.057380Jy sigma=1.129843 ! Fit after self-cal, rms=0.057375Jy sigma=1.129806 ! 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=0.9076 mas, bmaj=1.134 mas, bpa=-85.81 degrees ! Estimated noise=0.17819 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9076 x 1.134 at -85.81 degrees (North through East) ! Clean map min=-0.0010321 max=0.068987 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=0.713 mas, bmaj=0.8918 mas, bpa=-85.12 degrees ! Estimated noise=0.368125 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0542511 Jy ! Component: 100 - total flux cleaned = 0.0732123 Jy ! Component: 150 - total flux cleaned = 0.0822425 Jy ! Component: 200 - total flux cleaned = 0.0874687 Jy ! Total flux subtracted in 200 components = 0.0874687 Jy ! Clean residual min=-0.002029 max=0.002742 Jy/beam ! Clean residual mean=0.000002 rms=0.000494 Jy/beam ! Combined flux in latest and established models = 0.0874687 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 20 model components to the UV plane model. ! The established model now contains 20 components and 0.0874687 Jy ! Inverting map and beam ! Estimated beam: bmin=0.9076 mas, bmaj=1.134 mas, bpa=-85.81 degrees ! Estimated noise=0.17819 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 = 0.00450367 Jy ! Component: 100 - total flux cleaned = 0.00727069 Jy ! Component: 150 - total flux cleaned = 0.00952448 Jy ! Component: 200 - total flux cleaned = 0.0114439 Jy ! Total flux subtracted in 200 components = 0.0114439 Jy ! Clean residual min=-0.001621 max=0.001383 Jy/beam ! Clean residual mean=-0.000003 rms=0.000359 Jy/beam ! Combined flux in latest and established models = 0.0989126 Jy ! Adding 41 model components to the UV plane model. ! The established model now contains 51 components and 0.0989126 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=2.073 mas, bmaj=2.514 mas, bpa=83.12 degrees ! Estimated noise=0.245848 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00338118 Jy ! Component: 100 - total flux cleaned = 0.00585694 Jy ! Component: 150 - total flux cleaned = 0.00785094 Jy ! Component: 200 - total flux cleaned = 0.00949488 Jy ! Total flux subtracted in 200 components = 0.00949488 Jy ! Clean residual min=-0.001654 max=0.001634 Jy/beam ! Clean residual mean=-0.000007 rms=0.000503 Jy/beam ! Combined flux in latest and established models = 0.108407 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 = 0.00137222 Jy ! Component: 100 - total flux cleaned = 0.00252225 Jy ! Component: 150 - total flux cleaned = 0.00348997 Jy ! Component: 200 - total flux cleaned = 0.004307 Jy ! Total flux subtracted in 200 components = 0.004307 Jy ! Clean residual min=-0.001304 max=0.001509 Jy/beam ! Clean residual mean=-0.000007 rms=0.000419 Jy/beam ! Combined flux in latest and established models = 0.112714 Jy ! Adding 78 model components to the UV plane model. ! The established model now contains 113 components and 0.112714 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.9076 mas, bmaj=1.134 mas, bpa=-85.81 degrees ! Estimated noise=0.17819 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000277821 Jy ! Component: 100 - total flux cleaned = 0.000574302 Jy ! Component: 150 - total flux cleaned = 0.000848878 Jy ! Component: 200 - total flux cleaned = 0.000989957 Jy ! Total flux subtracted in 200 components = 0.000989957 Jy ! Clean residual min=-0.001206 max=0.001180 Jy/beam ! Clean residual mean=-0.000003 rms=0.000243 Jy/beam ! Combined flux in latest and established models = 0.113704 Jy selfcal ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 125 components and 0.113704 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=0.057381Jy sigma=1.129697 ! Fit after self-cal, rms=0.057376Jy sigma=1.129545 wmodel J2252+7043_X_map.mod ! Writing 125 model components to file: J2252+7043_X_map.mod wobs J2252+7043_X_uvs.fits ! Writing UV FITS file: J2252+7043_X_uvs.fits wwins J2252+7043_X_map.win ! wwins: Wrote 3 windows to J2252+7043_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 = 7.3665e-06 Jy ! Component: 100 - total flux cleaned = 0.000210529 Jy ! Component: 150 - total flux cleaned = 0.000384616 Jy ! Component: 200 - total flux cleaned = 0.000567424 Jy ! Component: 250 - total flux cleaned = 0.000711472 Jy ! Component: 300 - total flux cleaned = 0.000804803 Jy ! Component: 350 - total flux cleaned = 0.000895576 Jy ! Component: 400 - total flux cleaned = 0.00101333 Jy ! Component: 450 - total flux cleaned = 0.0011138 Jy ! Component: 500 - total flux cleaned = 0.00121227 Jy ! Component: 550 - total flux cleaned = 0.00132253 Jy ! Component: 600 - total flux cleaned = 0.00141757 Jy ! Component: 650 - total flux cleaned = 0.00152437 Jy ! Component: 700 - total flux cleaned = 0.00165531 Jy ! Component: 750 - total flux cleaned = 0.00173272 Jy ! Component: 800 - total flux cleaned = 0.00182158 Jy ! Component: 850 - total flux cleaned = 0.00193386 Jy ! Component: 900 - total flux cleaned = 0.00197085 Jy ! Component: 950 - total flux cleaned = 0.00204397 Jy ! Component: 1000 - total flux cleaned = 0.00212793 Jy ! Component: 1050 - total flux cleaned = 0.0021518 Jy ! Component: 1100 - total flux cleaned = 0.00223396 Jy ! Component: 1150 - total flux cleaned = 0.00229174 Jy ! Component: 1200 - total flux cleaned = 0.00237162 Jy ! Component: 1250 - total flux cleaned = 0.00242809 Jy ! Component: 1300 - total flux cleaned = 0.00249515 Jy ! Component: 1350 - total flux cleaned = 0.00260559 Jy ! Component: 1400 - total flux cleaned = 0.00260551 Jy ! Component: 1450 - total flux cleaned = 0.00267042 Jy ! Component: 1500 - total flux cleaned = 0.00274545 Jy ! Component: 1550 - total flux cleaned = 0.00279845 Jy ! Component: 1600 - total flux cleaned = 0.00286137 Jy ! Component: 1650 - total flux cleaned = 0.00289236 Jy ! Component: 1700 - total flux cleaned = 0.00288209 Jy ! Component: 1750 - total flux cleaned = 0.00291273 Jy ! Component: 1800 - total flux cleaned = 0.00297351 Jy ! Component: 1850 - total flux cleaned = 0.00300361 Jy ! Component: 1900 - total flux cleaned = 0.00307328 Jy ! Component: 1950 - total flux cleaned = 0.00310273 Jy ! Component: 2000 - total flux cleaned = 0.00311251 Jy ! Component: 2050 - total flux cleaned = 0.00312219 Jy ! Component: 2100 - total flux cleaned = 0.00316065 Jy ! Component: 2150 - total flux cleaned = 0.00319895 Jy ! Component: 2200 - total flux cleaned = 0.0032462 Jy ! Component: 2250 - total flux cleaned = 0.00326489 Jy ! Component: 2300 - total flux cleaned = 0.00329283 Jy ! Component: 2350 - total flux cleaned = 0.00329286 Jy ! Component: 2400 - total flux cleaned = 0.00333878 Jy ! Component: 2450 - total flux cleaned = 0.0033479 Jy ! Component: 2500 - total flux cleaned = 0.00337495 Jy ! Component: 2550 - total flux cleaned = 0.00337496 Jy ! Component: 2600 - total flux cleaned = 0.0034017 Jy ! Component: 2650 - total flux cleaned = 0.0034017 Jy ! Component: 2700 - total flux cleaned = 0.00341055 Jy ! Component: 2750 - total flux cleaned = 0.00343676 Jy ! Component: 2800 - total flux cleaned = 0.00345404 Jy ! Component: 2850 - total flux cleaned = 0.00340242 Jy ! Component: 2900 - total flux cleaned = 0.00341089 Jy ! Component: 2950 - total flux cleaned = 0.00337708 Jy ! Component: 3000 - total flux cleaned = 0.0033938 Jy ! Component: 3050 - total flux cleaned = 0.00336038 Jy ! Component: 3100 - total flux cleaned = 0.00339358 Jy ! Component: 3150 - total flux cleaned = 0.00335237 Jy ! Component: 3200 - total flux cleaned = 0.00336062 Jy ! Component: 3250 - total flux cleaned = 0.00335244 Jy ! Component: 3300 - total flux cleaned = 0.00334438 Jy ! Component: 3350 - total flux cleaned = 0.0033282 Jy ! Component: 3400 - total flux cleaned = 0.0033123 Jy ! Component: 3450 - total flux cleaned = 0.00325673 Jy ! Component: 3500 - total flux cleaned = 0.00326461 Jy ! Component: 3550 - total flux cleaned = 0.00324887 Jy ! Component: 3600 - total flux cleaned = 0.00325667 Jy ! Component: 3650 - total flux cleaned = 0.00323341 Jy ! Component: 3700 - total flux cleaned = 0.00321025 Jy ! Component: 3750 - total flux cleaned = 0.00320249 Jy ! Component: 3800 - total flux cleaned = 0.00317963 Jy ! Component: 3850 - total flux cleaned = 0.00314173 Jy ! Component: 3900 - total flux cleaned = 0.00314922 Jy ! Component: 3950 - total flux cleaned = 0.00312681 Jy ! Component: 4000 - total flux cleaned = 0.00311943 Jy ! Component: 4050 - total flux cleaned = 0.00312672 Jy ! Total flux subtracted in 4096 components = 0.00310464 Jy ! Clean residual min=-0.000475 max=0.000417 Jy/beam ! Clean residual mean=-0.000001 rms=0.000126 Jy/beam ! Combined flux in latest and established models = 0.116809 Jy keep ! Adding 316 model components to the UV plane model. ! The established model now contains 441 components and 0.116809 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J2252+7043_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9076 x 1.134 at -85.81 degrees (North through East) ! Clean map min=-0.00078641 max=0.068584 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J2252+7043_X_map.fits wmodel /vlbi/uf001/uva//J2252+7043_X_map.mod ! Writing 441 model components to file: /vlbi/uf001/uva//J2252+7043_X_map.mod wobs /vlbi/uf001/uva//J2252+7043_X_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J2252+7043_X_uvs.fits wwins /vlbi/uf001/uva//J2252+7043_X_map.win ! wwins: Wrote 4 windows to /vlbi/uf001/uva//J2252+7043_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0685841 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000124617 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.545099 0.545099 1.0902 2.1804 4.36079 8.72158 17.4432 34.8863 69.7727 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0003 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.068 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 550.358 quit ! Quitting program ! Log file /vlbi/uf001/uva//J2252+7043_X_dfm.log closed on Mon Jan 14 06:26:29 2019