! Started logfile: /vlbi/uf001/uva//J1949+2421_X_dfm.log on Mon Jan 14 05:15:11 2019 float field_size field_size = 1024 float field_cell field_cell = 0.2000 float taper_size taper_size = 70.0 float freq freq = 8.42800 obs /vlbi/uf001/uva//J1949+2421_X_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J1949+2421_X_uva.fits ! AN table 1: 57 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.909552 visibilities/baseline/integration-bin. ! Found source: J1949+2421 ! ! 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 27996 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 J1949+2421_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 25 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 25 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 25 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 25 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 25 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 25 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 25 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 25 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 25 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 25 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 25 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 25 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.020543Jy sigma=24.815996 ! Fit after self-cal, rms=0.840912Jy sigma=20.646488 ! 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=0.7071 mas, bmaj=1.47 mas, bpa=-7.124 degrees ! Estimated noise=0.350997 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 = 0.110281 Jy ! Component: 100 - total flux cleaned = 0.152678 Jy ! Total flux subtracted in 100 components = 0.152678 Jy ! Clean residual min=-0.006539 max=0.021151 Jy/beam ! Clean residual mean=-0.000002 rms=0.001972 Jy/beam ! Combined flux in latest and established models = 0.152678 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 10 components and 0.152678 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=0.088675Jy sigma=1.782897 ! Fit after self-cal, rms=0.088531Jy sigma=1.778343 ! Inverting map ! Added new window around map position (0.8, 0.4). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0247003 Jy ! Component: 100 - total flux cleaned = 0.0400904 Jy ! Total flux subtracted in 100 components = 0.0400904 Jy ! Clean residual min=-0.005348 max=0.010795 Jy/beam ! Clean residual mean=0.000002 rms=0.001287 Jy/beam ! Combined flux in latest and established models = 0.192769 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 24 components and 0.192769 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=0.075848Jy sigma=1.483687 ! Fit after self-cal, rms=0.075588Jy sigma=1.476869 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0117515 Jy ! Component: 100 - total flux cleaned = 0.0192305 Jy ! Total flux subtracted in 100 components = 0.0192305 Jy ! Clean residual min=-0.004746 max=0.007116 Jy/beam ! Clean residual mean=0.000004 rms=0.001065 Jy/beam ! Combined flux in latest and established models = 0.211999 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 32 components and 0.211999 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=0.071847Jy sigma=1.405419 ! Fit after self-cal, rms=0.071704Jy sigma=1.401810 ! 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=0.9136 mas, bmaj=1.753 mas, bpa=-5.265 degrees ! Estimated noise=0.18023 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 = 0.00916465 Jy ! Component: 100 - total flux cleaned = 0.0147842 Jy ! Component: 150 - total flux cleaned = 0.0187714 Jy ! Component: 200 - total flux cleaned = 0.021615 Jy ! Total flux subtracted in 200 components = 0.021615 Jy ! Clean residual min=-0.005473 max=0.006324 Jy/beam ! Clean residual mean=0.000010 rms=0.001250 Jy/beam ! Combined flux in latest and established models = 0.233614 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 41 components and 0.233614 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=0.069494Jy sigma=1.375327 ! Fit after self-cal, rms=0.069433Jy sigma=1.373613 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9136 x 1.753 at -5.265 degrees (North through East) ! Clean map min=-0.0054378 max=0.14601 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 FD 0.99 HN 0.92 KP 0.95 ! LA 1.00 MK 1.10 NL 1.12 OV 0.90 ! PT 0.96 SC 0.95 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 1.01 HN 0.97 KP 0.94 ! LA 1.01 MK 1.04 NL 1.12 OV 0.95 ! PT 0.96 SC 0.96 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 1.02 HN 0.98 KP 0.95 ! LA 1.00 MK 1.07 NL 1.11 OV 0.92 ! PT 0.97 SC 0.95 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 1.00 HN 0.96 KP 0.97 ! LA 1.01 MK 1.07 NL 1.10 OV 0.92 ! PT 0.97 SC 0.98 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 1.01 HN 0.94 KP 0.96 ! LA 0.99 MK 1.05 NL 1.16 OV 0.91 ! PT 0.96 SC 0.95 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 1.01 HN 0.94 KP 0.94 ! LA 1.01 MK 0.97 NL 1.11 OV 0.92 ! PT 0.96 SC 0.95 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 1.03 HN 0.95 KP 0.95 ! LA 0.99 MK 1.00 NL 1.14 OV 0.92 ! PT 0.96 SC 0.94 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 FD 1.01 HN 0.97 KP 0.96 ! LA 1.00 MK 1.05 NL 1.15 OV 0.94 ! PT 0.96 SC 0.97 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.10 FD 1.00 HN 1.00 KP 0.95 ! LA 1.02 MK 0.99 NL 1.12 OV 0.91 ! PT 0.97 SC 1.00 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 FD 1.02 HN 0.98 KP 0.96 ! LA 1.01 MK 1.05 NL 1.13 OV 0.92 ! PT 0.96 SC 0.93 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 FD 1.02 HN 1.01 KP 0.96 ! LA 1.00 MK 1.00 NL 1.12 OV 0.93 ! PT 0.97 SC 0.98 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.10 FD 1.03 HN 0.99 KP 0.93 ! LA 0.99 MK 0.92 NL 1.12 OV 0.94 ! PT 0.97 SC 0.96 ! ! ! Fit before self-cal, rms=0.069433Jy sigma=1.373613 ! Fit after self-cal, rms=0.065291Jy sigma=1.328714 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.9123 mas, bmaj=1.757 mas, bpa=-4.652 degrees ! Estimated noise=0.180635 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 = 0.00161554 Jy ! Component: 100 - total flux cleaned = 0.00182927 Jy ! Component: 150 - total flux cleaned = 0.00187978 Jy ! Component: 200 - total flux cleaned = 0.00191761 Jy ! Total flux subtracted in 200 components = 0.00191761 Jy ! Clean residual min=-0.003597 max=0.003674 Jy/beam ! Clean residual mean=0.000010 rms=0.000983 Jy/beam ! Combined flux in latest and established models = 0.235532 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 44 components and 0.235532 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=0.065040Jy sigma=1.326287 ! Fit after self-cal, rms=0.065003Jy sigma=1.325344 ! 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=0.065003Jy sigma=1.325344 ! Fit after self-cal, rms=0.058161Jy sigma=1.277804 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9091 mas, bmaj=1.752 mas, bpa=-4.674 degrees ! Estimated noise=0.181103 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00118667 Jy ! Component: 100 - total flux cleaned = 0.00123786 Jy ! Component: 150 - total flux cleaned = 0.00120373 Jy ! Component: 200 - total flux cleaned = 0.00110634 Jy ! Total flux subtracted in 200 components = 0.00110634 Jy ! Clean residual min=-0.002408 max=0.002472 Jy/beam ! Clean residual mean=-0.000001 rms=0.000516 Jy/beam ! Combined flux in latest and established models = 0.236638 Jy selfcal ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 46 components and 0.236638 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=0.058059Jy sigma=1.276006 ! Fit after self-cal, rms=0.058023Jy sigma=1.275564 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 (10.6, 4.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0025776 Jy ! Component: 100 - total flux cleaned = 0.00422134 Jy ! Component: 150 - total flux cleaned = 0.00508669 Jy ! Component: 200 - total flux cleaned = 0.00533973 Jy ! Total flux subtracted in 200 components = 0.00533973 Jy ! Clean residual min=-0.002203 max=0.002077 Jy/beam ! Clean residual mean=-0.000000 rms=0.000466 Jy/beam ! Combined flux in latest and established models = 0.241978 Jy ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 71 components and 0.241978 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=0.057885Jy sigma=1.271895 ! Fit after self-cal, rms=0.057874Jy sigma=1.271710 ! 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=0.057874Jy sigma=1.271710 ! Fit after self-cal, rms=0.056508Jy sigma=1.266574 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.907 mas, bmaj=1.756 mas, bpa=-4.687 degrees ! Estimated noise=0.180636 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000326633 Jy ! Component: 100 - total flux cleaned = -0.000367246 Jy ! Component: 150 - total flux cleaned = -0.00040026 Jy ! Component: 200 - total flux cleaned = -0.000430329 Jy ! Total flux subtracted in 200 components = -0.000430329 Jy ! Clean residual min=-0.002062 max=0.001759 Jy/beam ! Clean residual mean=-0.000001 rms=0.000357 Jy/beam ! Combined flux in latest and established models = 0.241548 Jy selfcal ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 74 components and 0.241548 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=0.056458Jy sigma=1.265357 ! Fit after self-cal, rms=0.056435Jy sigma=1.265172 flux_cutoff = imstat(rms) * dynam ! Inverting map repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -6.64878e-05 Jy ! Component: 100 - total flux cleaned = -6.71539e-05 Jy ! Component: 150 - total flux cleaned = -4.0299e-05 Jy ! Component: 200 - total flux cleaned = -1.65344e-05 Jy ! Total flux subtracted in 200 components = -1.65344e-05 Jy ! Clean residual min=-0.002015 max=0.001730 Jy/beam ! Clean residual mean=-0.000001 rms=0.000349 Jy/beam ! Combined flux in latest and established models = 0.241531 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 79 components and 0.241531 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=0.056405Jy sigma=1.264438 ! Fit after self-cal, rms=0.056398Jy sigma=1.264289 ! 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=0.056398Jy sigma=1.264289 ! Fit after self-cal, rms=0.056414Jy sigma=1.264168 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.135 mas, bmaj=2.743 mas, bpa=-3.326 degrees ! Estimated noise=0.23416 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000893251 Jy ! Component: 100 - total flux cleaned = 0.00106205 Jy ! Component: 150 - total flux cleaned = 0.00113862 Jy ! Component: 200 - total flux cleaned = 0.00115527 Jy ! Total flux subtracted in 200 components = 0.00115527 Jy ! Clean residual min=-0.001770 max=0.002705 Jy/beam ! Clean residual mean=-0.000000 rms=0.000482 Jy/beam ! Combined flux in latest and established models = 0.242686 Jy selfcal ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 86 components and 0.242686 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=0.056411Jy sigma=1.263974 ! Fit after self-cal, rms=0.056407Jy sigma=1.263925 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 (14.8, 7.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00249008 Jy ! Component: 100 - total flux cleaned = 0.00323865 Jy ! Component: 150 - total flux cleaned = 0.00354207 Jy ! Component: 200 - total flux cleaned = 0.00379605 Jy ! Total flux subtracted in 200 components = 0.00379605 Jy ! Clean residual min=-0.001358 max=0.001694 Jy/beam ! Clean residual mean=-0.000002 rms=0.000389 Jy/beam ! Combined flux in latest and established models = 0.246482 Jy ! Performing phase self-cal ! Adding 45 model components to the UV plane model. ! The established model now contains 130 components and 0.246482 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=0.056341Jy sigma=1.262177 ! Fit after self-cal, rms=0.056337Jy sigma=1.262118 ! Inverting map ! Added new window around map position (3.6, 1.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00148534 Jy ! Component: 100 - total flux cleaned = 0.00229761 Jy ! Component: 150 - total flux cleaned = 0.0027577 Jy ! Component: 200 - total flux cleaned = 0.00321606 Jy ! Total flux subtracted in 200 components = 0.00321606 Jy ! Clean residual min=-0.001220 max=0.001382 Jy/beam ! Clean residual mean=-0.000001 rms=0.000357 Jy/beam ! Combined flux in latest and established models = 0.249699 Jy ! Performing phase self-cal ! Adding 38 model components to the UV plane model. ! The established model now contains 161 components and 0.249699 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=0.056312Jy sigma=1.261562 ! Fit after self-cal, rms=0.056308Jy sigma=1.261494 ! 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=0.9072 mas, bmaj=1.76 mas, bpa=-4.636 degrees ! Estimated noise=0.180767 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9072 x 1.76 at -4.636 degrees (North through East) ! Clean map min=-0.0014573 max=0.14626 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=0.7027 mas, bmaj=1.472 mas, bpa=-6.605 degrees ! Estimated noise=0.349458 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.110983 Jy ! Component: 100 - total flux cleaned = 0.156011 Jy ! Component: 150 - total flux cleaned = 0.181697 Jy ! Component: 200 - total flux cleaned = 0.197628 Jy ! Total flux subtracted in 200 components = 0.197628 Jy ! Clean residual min=-0.003371 max=0.008920 Jy/beam ! Clean residual mean=-0.000004 rms=0.000922 Jy/beam ! Combined flux in latest and established models = 0.197628 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 19 model components to the UV plane model. ! The established model now contains 19 components and 0.197628 Jy ! Inverting map and beam ! Estimated beam: bmin=0.9072 mas, bmaj=1.76 mas, bpa=-4.636 degrees ! Estimated noise=0.180767 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 = 0.0146575 Jy ! Component: 100 - total flux cleaned = 0.0226221 Jy ! Component: 150 - total flux cleaned = 0.027299 Jy ! Component: 200 - total flux cleaned = 0.0304983 Jy ! Total flux subtracted in 200 components = 0.0304983 Jy ! Clean residual min=-0.001793 max=0.003292 Jy/beam ! Clean residual mean=-0.000003 rms=0.000439 Jy/beam ! Combined flux in latest and established models = 0.228126 Jy ! Adding 36 model components to the UV plane model. ! The established model now contains 43 components and 0.228126 Jy ! Inverting map ! Added new window around map position (-1, -0.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00309383 Jy ! Component: 100 - total flux cleaned = 0.00498602 Jy ! Component: 150 - total flux cleaned = 0.00651104 Jy ! Component: 200 - total flux cleaned = 0.00777799 Jy ! Total flux subtracted in 200 components = 0.00777799 Jy ! Clean residual min=-0.001523 max=0.001643 Jy/beam ! Clean residual mean=-0.000002 rms=0.000343 Jy/beam ! Combined flux in latest and established models = 0.235904 Jy ! Adding 31 model components to the UV plane model. ! The established model now contains 67 components and 0.235904 Jy ! Inverting map ! Added new window around map position (9, 4.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00143819 Jy ! Component: 100 - total flux cleaned = 0.00248497 Jy ! Component: 150 - total flux cleaned = 0.00343656 Jy ! Component: 200 - total flux cleaned = 0.00430602 Jy ! Total flux subtracted in 200 components = 0.00430602 Jy ! Clean residual min=-0.001436 max=0.001116 Jy/beam ! Clean residual mean=-0.000002 rms=0.000302 Jy/beam ! Combined flux in latest and established models = 0.24021 Jy ! Adding 45 model components to the UV plane model. ! The established model now contains 95 components and 0.24021 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=2.135 mas, bmaj=2.743 mas, bpa=-3.326 degrees ! Estimated noise=0.23416 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00173171 Jy ! Component: 100 - total flux cleaned = 0.00308847 Jy ! Component: 150 - total flux cleaned = 0.00398246 Jy ! Component: 200 - total flux cleaned = 0.0047109 Jy ! Total flux subtracted in 200 components = 0.0047109 Jy ! Clean residual min=-0.001472 max=0.001277 Jy/beam ! Clean residual mean=-0.000003 rms=0.000384 Jy/beam ! Combined flux in latest and established models = 0.244921 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 = 0.000673234 Jy ! Component: 100 - total flux cleaned = 0.00130898 Jy ! Component: 150 - total flux cleaned = 0.00189443 Jy ! Component: 200 - total flux cleaned = 0.00238897 Jy ! Total flux subtracted in 200 components = 0.00238897 Jy ! Clean residual min=-0.001367 max=0.001205 Jy/beam ! Clean residual mean=-0.000003 rms=0.000361 Jy/beam ! Combined flux in latest and established models = 0.24731 Jy ! Adding 117 model components to the UV plane model. ! The established model now contains 196 components and 0.24731 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.9072 mas, bmaj=1.76 mas, bpa=-4.636 degrees ! Estimated noise=0.180767 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -7.98937e-05 Jy ! Component: 100 - total flux cleaned = 0.000102664 Jy ! Component: 150 - total flux cleaned = 0.000302016 Jy ! Component: 200 - total flux cleaned = 0.000619975 Jy ! Total flux subtracted in 200 components = 0.000619975 Jy ! Clean residual min=-0.001333 max=0.001033 Jy/beam ! Clean residual mean=-0.000001 rms=0.000257 Jy/beam ! Combined flux in latest and established models = 0.24793 Jy selfcal ! Performing phase self-cal ! Adding 37 model components to the UV plane model. ! The established model now contains 220 components and 0.24793 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=0.056154Jy sigma=1.257849 ! Fit after self-cal, rms=0.056134Jy sigma=1.257316 wmodel J1949+2421_X_map.mod ! Writing 220 model components to file: J1949+2421_X_map.mod wobs J1949+2421_X_uvs.fits ! Writing UV FITS file: J1949+2421_X_uvs.fits wwins J1949+2421_X_map.win ! wwins: Wrote 7 windows to J1949+2421_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 = -0.000549172 Jy ! Component: 100 - total flux cleaned = -0.000966629 Jy ! Component: 150 - total flux cleaned = -0.00130386 Jy ! Component: 200 - total flux cleaned = -0.00153462 Jy ! Component: 250 - total flux cleaned = -0.00172245 Jy ! Component: 300 - total flux cleaned = -0.00185432 Jy ! Component: 350 - total flux cleaned = -0.00191844 Jy ! Component: 400 - total flux cleaned = -0.00193426 Jy ! Component: 450 - total flux cleaned = -0.00198072 Jy ! Component: 500 - total flux cleaned = -0.00204039 Jy ! Component: 550 - total flux cleaned = -0.00204029 Jy ! Component: 600 - total flux cleaned = -0.00205495 Jy ! Component: 650 - total flux cleaned = -0.0020411 Jy ! Component: 700 - total flux cleaned = -0.00201346 Jy ! Component: 750 - total flux cleaned = -0.00201341 Jy ! Component: 800 - total flux cleaned = -0.00194576 Jy ! Component: 850 - total flux cleaned = -0.00191891 Jy ! Component: 900 - total flux cleaned = -0.00183966 Jy ! Component: 950 - total flux cleaned = -0.00177476 Jy ! Component: 1000 - total flux cleaned = -0.00176204 Jy ! Component: 1050 - total flux cleaned = -0.00171147 Jy ! Component: 1100 - total flux cleaned = -0.00171151 Jy ! Component: 1150 - total flux cleaned = -0.00167431 Jy ! Component: 1200 - total flux cleaned = -0.00163747 Jy ! Component: 1250 - total flux cleaned = -0.00162538 Jy ! Component: 1300 - total flux cleaned = -0.00162543 Jy ! Component: 1350 - total flux cleaned = -0.00161358 Jy ! Component: 1400 - total flux cleaned = -0.00156632 Jy ! Component: 1450 - total flux cleaned = -0.00158985 Jy ! Component: 1500 - total flux cleaned = -0.00154357 Jy ! Component: 1550 - total flux cleaned = -0.00160105 Jy ! Component: 1600 - total flux cleaned = -0.00153272 Jy ! Component: 1650 - total flux cleaned = -0.00153276 Jy ! Component: 1700 - total flux cleaned = -0.00154403 Jy ! Component: 1750 - total flux cleaned = -0.00153301 Jy ! Component: 1800 - total flux cleaned = -0.00150015 Jy ! Component: 1850 - total flux cleaned = -0.00150015 Jy ! Component: 1900 - total flux cleaned = -0.00150004 Jy ! Component: 1950 - total flux cleaned = -0.00150008 Jy ! Component: 2000 - total flux cleaned = -0.00145751 Jy ! Component: 2050 - total flux cleaned = -0.0014574 Jy ! Component: 2100 - total flux cleaned = -0.00140508 Jy ! Component: 2150 - total flux cleaned = -0.00141557 Jy ! Component: 2200 - total flux cleaned = -0.00137431 Jy ! Component: 2250 - total flux cleaned = -0.00139489 Jy ! Component: 2300 - total flux cleaned = -0.00140505 Jy ! Component: 2350 - total flux cleaned = -0.00137496 Jy ! Component: 2400 - total flux cleaned = -0.00141493 Jy ! Component: 2450 - total flux cleaned = -0.0014051 Jy ! Component: 2500 - total flux cleaned = -0.00142479 Jy ! Component: 2550 - total flux cleaned = -0.00142478 Jy ! Component: 2600 - total flux cleaned = -0.00146377 Jy ! Component: 2650 - total flux cleaned = -0.00144436 Jy ! Component: 2700 - total flux cleaned = -0.0014636 Jy ! Component: 2750 - total flux cleaned = -0.0014637 Jy ! Component: 2800 - total flux cleaned = -0.00149213 Jy ! Component: 2850 - total flux cleaned = -0.00152043 Jy ! Component: 2900 - total flux cleaned = -0.00154846 Jy ! Component: 2950 - total flux cleaned = -0.00153905 Jy ! Component: 3000 - total flux cleaned = -0.00153908 Jy ! Component: 3050 - total flux cleaned = -0.00154822 Jy ! Component: 3100 - total flux cleaned = -0.00160297 Jy ! Component: 3150 - total flux cleaned = -0.00160294 Jy ! Component: 3200 - total flux cleaned = -0.00158488 Jy ! Component: 3250 - total flux cleaned = -0.00162084 Jy ! Component: 3300 - total flux cleaned = -0.00164766 Jy ! Component: 3350 - total flux cleaned = -0.0016299 Jy ! Component: 3400 - total flux cleaned = -0.0016828 Jy ! Component: 3450 - total flux cleaned = -0.0016652 Jy ! Component: 3500 - total flux cleaned = -0.00164775 Jy ! Component: 3550 - total flux cleaned = -0.00168254 Jy ! Component: 3600 - total flux cleaned = -0.00167392 Jy ! Component: 3650 - total flux cleaned = -0.0016997 Jy ! Component: 3700 - total flux cleaned = -0.00169121 Jy ! Component: 3750 - total flux cleaned = -0.00170821 Jy ! Component: 3800 - total flux cleaned = -0.00175047 Jy ! Component: 3850 - total flux cleaned = -0.00172529 Jy ! Component: 3900 - total flux cleaned = -0.00175885 Jy ! Component: 3950 - total flux cleaned = -0.00175054 Jy ! Component: 4000 - total flux cleaned = -0.00176711 Jy ! Component: 4050 - total flux cleaned = -0.00178361 Jy ! Total flux subtracted in 4096 components = -0.00175898 Jy ! Clean residual min=-0.000433 max=0.000481 Jy/beam ! Clean residual mean=-0.000001 rms=0.000142 Jy/beam ! Combined flux in latest and established models = 0.246171 Jy keep ! Adding 348 model components to the UV plane model. ! The established model now contains 568 components and 0.246171 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J1949+2421_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9072 x 1.76 at -4.636 degrees (North through East) ! Clean map min=-0.00099743 max=0.14659 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J1949+2421_X_map.fits wmodel /vlbi/uf001/uva//J1949+2421_X_map.mod ! Writing 568 model components to file: /vlbi/uf001/uva//J1949+2421_X_map.mod wobs /vlbi/uf001/uva//J1949+2421_X_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J1949+2421_X_uvs.fits wwins /vlbi/uf001/uva//J1949+2421_X_map.win ! wwins: Wrote 8 windows to /vlbi/uf001/uva//J1949+2421_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.146589 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.00014188 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.290361 0.290361 0.580722 1.16144 2.32289 4.64578 9.29156 18.5831 37.1662 74.3325 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0004 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.146 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 1033.19 quit ! Quitting program ! Log file /vlbi/uf001/uva//J1949+2421_X_dfm.log closed on Mon Jan 14 05:15:17 2019