! Started logfile: /vlbi/uf001/uva//J1941-2933_X_b_dfm.log on Mon Jan 14 05:12:17 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//J1941-2933_X_b_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J1941-2933_X_b_uva.fits ! AN table 1: 73 integrations on 28 of 28 possible baselines. ! Apparent sampling: 0.876712 visibilities/baseline/integration-bin. ! Found source: J1941-2933 ! ! There are 12 IFs, and a total of 12 channels: ! ! IF Channel Frequency Freq offset Number of Overall IF ! origin at origin per channel channels bandwidth ! ------------------------------------------------------------- (Hz) ! 01 1 8.428e+09 3.2e+07 1 3.2e+07 ! 02 2 8.46e+09 3.2e+07 1 3.2e+07 ! 03 3 8.492e+09 3.2e+07 1 3.2e+07 ! 04 4 8.524e+09 3.2e+07 1 3.2e+07 ! 05 5 8.588e+09 3.2e+07 1 3.2e+07 ! 06 6 8.62e+09 3.2e+07 1 3.2e+07 ! 07 7 8.684e+09 3.2e+07 1 3.2e+07 ! 08 8 8.716e+09 3.2e+07 1 3.2e+07 ! 09 9 8.78e+09 3.2e+07 1 3.2e+07 ! 10 10 8.812e+09 3.2e+07 1 3.2e+07 ! 11 11 8.844e+09 3.2e+07 1 3.2e+07 ! 12 12 8.876e+09 3.2e+07 1 3.2e+07 ! ! Polarization(s): RR ! ! Read 121 lines of history. ! ! Reading 21504 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 J1941-2933_X_b] 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 44 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 44 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 44 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 44 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 44 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 44 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 44 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 44 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 44 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 44 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 44 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 44 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.002299Jy sigma=19.897793 ! Fit after self-cal, rms=0.962937Jy sigma=19.131172 ! 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=0.636 mas, bmaj=3.703 mas, bpa=-23.23 degrees ! Estimated noise=0.519822 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 = 0.0284601 Jy ! Component: 100 - total flux cleaned = 0.0353723 Jy ! Total flux subtracted in 100 components = 0.0353723 Jy ! Clean residual min=-0.003489 max=0.003466 Jy/beam ! Clean residual mean=-0.000000 rms=0.000844 Jy/beam ! Combined flux in latest and established models = 0.0353723 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 7 components and 0.0353723 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=0.070038Jy sigma=1.213365 ! Fit after self-cal, rms=0.068653Jy sigma=1.183394 ! 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=0.8846 mas, bmaj=4.09 mas, bpa=-21.73 degrees ! Estimated noise=0.251247 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 = 0.00642928 Jy ! Component: 100 - total flux cleaned = 0.00936857 Jy ! Component: 150 - total flux cleaned = 0.0108673 Jy ! Component: 200 - total flux cleaned = 0.011432 Jy ! Total flux subtracted in 200 components = 0.011432 Jy ! Clean residual min=-0.003123 max=0.003254 Jy/beam ! Clean residual mean=-0.000004 rms=0.000746 Jy/beam ! Combined flux in latest and established models = 0.0468043 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 21 components and 0.0468043 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=0.068018Jy sigma=1.171402 ! Fit after self-cal, rms=0.067973Jy sigma=1.170586 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8846 x 4.09 at -21.73 degrees (North through East) ! Clean map min=-0.0029768 max=0.03906 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.89 FD 0.92 HN 1.02 KP 1.10 ! LA 0.96 MK 1.06 NL 1.19 OV 0.96 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.85 FD 0.90 HN 1.16 KP 1.15 ! LA 0.89 MK 1.11 NL 1.24 OV 1.06 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.89 FD 0.93 HN 0.90 KP 1.17 ! LA 0.93 MK 1.24 NL 1.15 OV 1.03 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.87 FD 0.98 HN 0.85 KP 1.19 ! LA 0.91 MK 1.24 NL 1.13 OV 0.97 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 0.81 FD 0.95 HN 0.83 KP 1.20 ! LA 0.90 MK 1.02 NL 1.13 OV 1.06 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 0.70 FD 0.96 HN 0.82 KP 1.17 ! LA 0.91 MK 1.14 NL 1.04 OV 1.05 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 0.84 FD 1.06 HN 0.93 KP 1.25 ! LA 0.95 MK 0.99 NL 1.03 OV 0.95 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 0.80 FD 1.00 HN 0.83 KP 1.34 ! LA 1.00 MK 1.02 NL 1.11 OV 0.89 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 0.90 FD 0.91 HN 0.81 KP 1.13 ! LA 1.00 MK 1.08 NL 1.00 OV 1.08 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 0.80 FD 0.97 HN 0.80 KP 1.16 ! LA 0.95 MK 1.06 NL 1.06 OV 1.05 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 0.69 FD 0.90 HN 0.91 KP 1.32 ! LA 1.00 MK 0.93 NL 1.07 OV 0.98 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 0.72 FD 0.85 HN 0.77 KP 1.10 ! LA 1.09 MK 0.88 NL 1.09 OV 0.96 ! ! ! Fit before self-cal, rms=0.067973Jy sigma=1.170586 ! Fit after self-cal, rms=0.062993Jy sigma=1.162502 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.8987 mas, bmaj=3.966 mas, bpa=-21.36 degrees ! Estimated noise=0.247905 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 (-8.8, -6.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00305977 Jy ! Component: 100 - total flux cleaned = 0.00468688 Jy ! Component: 150 - total flux cleaned = 0.00541879 Jy ! Component: 200 - total flux cleaned = 0.00582866 Jy ! Total flux subtracted in 200 components = 0.00582866 Jy ! Clean residual min=-0.001563 max=0.001780 Jy/beam ! Clean residual mean=-0.000005 rms=0.000390 Jy/beam ! Combined flux in latest and established models = 0.0526329 Jy ! Performing phase self-cal ! Adding 36 model components to the UV plane model. ! The established model now contains 57 components and 0.052633 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=0.062837Jy sigma=1.159125 ! Fit after self-cal, rms=0.062823Jy sigma=1.155430 ! 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=0.062823Jy sigma=1.155430 ! Fit after self-cal, rms=0.062850Jy sigma=1.153474 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9029 mas, bmaj=3.932 mas, bpa=-21.22 degrees ! Estimated noise=0.24748 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00189868 Jy ! Component: 100 - total flux cleaned = 0.00296184 Jy ! Component: 150 - total flux cleaned = 0.00344216 Jy ! Component: 200 - total flux cleaned = 0.00367384 Jy ! Total flux subtracted in 200 components = 0.00367384 Jy ! Clean residual min=-0.001286 max=0.001338 Jy/beam ! Clean residual mean=-0.000003 rms=0.000319 Jy/beam ! Combined flux in latest and established models = 0.0563068 Jy selfcal ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 70 components and 0.0563068 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=0.062778Jy sigma=1.152121 ! Fit after self-cal, rms=0.062787Jy sigma=1.150948 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 = 0.0012992 Jy ! Component: 100 - total flux cleaned = 0.00157474 Jy ! Component: 150 - total flux cleaned = 0.00157665 Jy ! Component: 200 - total flux cleaned = 0.00150378 Jy ! Total flux subtracted in 200 components = 0.00150378 Jy ! Clean residual min=-0.001319 max=0.001339 Jy/beam ! Clean residual mean=-0.000004 rms=0.000318 Jy/beam ! Combined flux in latest and established models = 0.0578106 Jy ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 83 components and 0.0578106 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=0.062747Jy sigma=1.150296 ! Fit after self-cal, rms=0.062729Jy sigma=1.149975 ! 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=0.062729Jy sigma=1.149975 ! Fit after self-cal, rms=0.062565Jy sigma=1.149355 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9035 mas, bmaj=3.912 mas, bpa=-21.1 degrees ! Estimated noise=0.246556 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00114847 Jy ! Component: 100 - total flux cleaned = 0.00168823 Jy ! Component: 150 - total flux cleaned = 0.00176466 Jy ! Component: 200 - total flux cleaned = 0.00180916 Jy ! Total flux subtracted in 200 components = 0.00180916 Jy ! Clean residual min=-0.001197 max=0.001170 Jy/beam ! Clean residual mean=-0.000002 rms=0.000285 Jy/beam ! Combined flux in latest and established models = 0.0596198 Jy selfcal ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 95 components and 0.0596198 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=0.062533Jy sigma=1.148817 ! Fit after self-cal, rms=0.062551Jy sigma=1.148315 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 = 0.000619696 Jy ! Component: 100 - total flux cleaned = 0.000645688 Jy ! Component: 150 - total flux cleaned = 0.000646145 Jy ! Component: 200 - total flux cleaned = 0.00064645 Jy ! Total flux subtracted in 200 components = 0.00064645 Jy ! Clean residual min=-0.001282 max=0.001166 Jy/beam ! Clean residual mean=-0.000002 rms=0.000285 Jy/beam ! Combined flux in latest and established models = 0.0602662 Jy ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 104 components and 0.0602662 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=0.062530Jy sigma=1.148022 ! Fit after self-cal, rms=0.062526Jy sigma=1.147842 ! 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=0.062526Jy sigma=1.147842 ! Fit after self-cal, rms=0.062230Jy sigma=1.147632 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.22 mas, bmaj=6.333 mas, bpa=-3.104 degrees ! Estimated noise=0.293301 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000910275 Jy ! Component: 100 - total flux cleaned = 0.00123224 Jy ! Component: 150 - total flux cleaned = 0.0013946 Jy ! Component: 200 - total flux cleaned = 0.00148164 Jy ! Total flux subtracted in 200 components = 0.00148164 Jy ! Clean residual min=-0.001007 max=0.000927 Jy/beam ! Clean residual mean=-0.000003 rms=0.000283 Jy/beam ! Combined flux in latest and established models = 0.0617478 Jy selfcal ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 125 components and 0.0617478 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=0.062220Jy sigma=1.147457 ! Fit after self-cal, rms=0.062219Jy sigma=1.147342 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 = 0.00034541 Jy ! Component: 100 - total flux cleaned = 0.000460088 Jy ! Component: 150 - total flux cleaned = 0.000513085 Jy ! Component: 200 - total flux cleaned = 0.000559942 Jy ! Total flux subtracted in 200 components = 0.000559942 Jy ! Clean residual min=-0.001018 max=0.000868 Jy/beam ! Clean residual mean=-0.000003 rms=0.000273 Jy/beam ! Combined flux in latest and established models = 0.0623078 Jy ! Performing phase self-cal ! Adding 40 model components to the UV plane model. ! The established model now contains 148 components and 0.0623078 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=0.062216Jy sigma=1.147302 ! Fit after self-cal, rms=0.062210Jy sigma=1.147196 ! 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=0.9037 mas, bmaj=3.899 mas, bpa=-20.97 degrees ! Estimated noise=0.245436 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9037 x 3.899 at -20.97 degrees (North through East) ! Clean map min=-0.0011235 max=0.037835 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=0.65 mas, bmaj=3.545 mas, bpa=-22.72 degrees ! Estimated noise=0.51697 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0287101 Jy ! Component: 100 - total flux cleaned = 0.0368849 Jy ! Component: 150 - total flux cleaned = 0.0420085 Jy ! Component: 200 - total flux cleaned = 0.0459047 Jy ! Total flux subtracted in 200 components = 0.0459047 Jy ! Clean residual min=-0.003219 max=0.002992 Jy/beam ! Clean residual mean=-0.000002 rms=0.000769 Jy/beam ! Combined flux in latest and established models = 0.0459047 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 0.0459047 Jy ! Inverting map and beam ! Estimated beam: bmin=0.9037 mas, bmaj=3.899 mas, bpa=-20.97 degrees ! Estimated noise=0.245436 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 = 0.00498681 Jy ! Component: 100 - total flux cleaned = 0.0080097 Jy ! Component: 150 - total flux cleaned = 0.0102281 Jy ! Component: 200 - total flux cleaned = 0.0115621 Jy ! Total flux subtracted in 200 components = 0.0115621 Jy ! Clean residual min=-0.001653 max=0.001483 Jy/beam ! Clean residual mean=-0.000003 rms=0.000380 Jy/beam ! Combined flux in latest and established models = 0.0574668 Jy ! Adding 31 model components to the UV plane model. ! The established model now contains 43 components and 0.0574668 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=2.22 mas, bmaj=6.333 mas, bpa=-3.104 degrees ! Estimated noise=0.293301 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00190274 Jy ! Component: 100 - total flux cleaned = 0.0031164 Jy ! Component: 150 - total flux cleaned = 0.0039304 Jy ! Component: 200 - total flux cleaned = 0.00418285 Jy ! Total flux subtracted in 200 components = 0.00418285 Jy ! Clean residual min=-0.001100 max=0.000935 Jy/beam ! Clean residual mean=-0.000004 rms=0.000290 Jy/beam ! Combined flux in latest and established models = 0.0616497 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 = 0.00012341 Jy ! Component: 100 - total flux cleaned = 0.000175697 Jy ! Component: 150 - total flux cleaned = 0.000221833 Jy ! Component: 200 - total flux cleaned = 0.000276221 Jy ! Total flux subtracted in 200 components = 0.000276221 Jy ! Clean residual min=-0.001057 max=0.000856 Jy/beam ! Clean residual mean=-0.000003 rms=0.000275 Jy/beam ! Combined flux in latest and established models = 0.0619259 Jy ! Adding 53 model components to the UV plane model. ! The established model now contains 92 components and 0.0619259 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.9037 mas, bmaj=3.899 mas, bpa=-20.97 degrees ! Estimated noise=0.245436 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000230637 Jy ! Component: 100 - total flux cleaned = 0.000122531 Jy ! Component: 150 - total flux cleaned = -2.75336e-06 Jy ! Component: 200 - total flux cleaned = -3.27631e-05 Jy ! Total flux subtracted in 200 components = -3.27631e-05 Jy ! Clean residual min=-0.001213 max=0.001318 Jy/beam ! Clean residual mean=-0.000002 rms=0.000288 Jy/beam ! Combined flux in latest and established models = 0.0618932 Jy selfcal ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 111 components and 0.0618932 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=0.062224Jy sigma=1.147669 ! Fit after self-cal, rms=0.062222Jy sigma=1.147280 wmodel J1941-2933_X_b_map.mod ! Writing 111 model components to file: J1941-2933_X_b_map.mod wobs J1941-2933_X_b_uvs.fits ! Writing UV FITS file: J1941-2933_X_b_uvs.fits wwins J1941-2933_X_b_map.win ! wwins: Wrote 2 windows to J1941-2933_X_b_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 = -0.000247526 Jy ! Component: 100 - total flux cleaned = -0.000248141 Jy ! Component: 150 - total flux cleaned = -0.000191759 Jy ! Component: 200 - total flux cleaned = -0.000102438 Jy ! Component: 250 - total flux cleaned = -3.31163e-05 Jy ! Component: 300 - total flux cleaned = 3.88777e-07 Jy ! Component: 350 - total flux cleaned = 1.59865e-05 Jy ! Component: 400 - total flux cleaned = 3.18425e-05 Jy ! Component: 450 - total flux cleaned = 7.79207e-05 Jy ! Component: 500 - total flux cleaned = 0.000167591 Jy ! Component: 550 - total flux cleaned = 0.000211265 Jy ! Component: 600 - total flux cleaned = 0.000296783 Jy ! Component: 650 - total flux cleaned = 0.000352481 Jy ! Component: 700 - total flux cleaned = 0.000379951 Jy ! Component: 750 - total flux cleaned = 0.000433544 Jy ! Component: 800 - total flux cleaned = 0.000433691 Jy ! Component: 850 - total flux cleaned = 0.000433778 Jy ! Component: 900 - total flux cleaned = 0.000446643 Jy ! Component: 950 - total flux cleaned = 0.000446775 Jy ! Component: 1000 - total flux cleaned = 0.000471404 Jy ! Component: 1050 - total flux cleaned = 0.000495493 Jy ! Component: 1100 - total flux cleaned = 0.000483586 Jy ! Component: 1150 - total flux cleaned = 0.000471976 Jy ! Component: 1200 - total flux cleaned = 0.000449012 Jy ! Component: 1250 - total flux cleaned = 0.000471801 Jy ! Component: 1300 - total flux cleaned = 0.000471849 Jy ! Component: 1350 - total flux cleaned = 0.00044978 Jy ! Component: 1400 - total flux cleaned = 0.00043901 Jy ! Component: 1450 - total flux cleaned = 0.00043902 Jy ! Component: 1500 - total flux cleaned = 0.000449759 Jy ! Component: 1550 - total flux cleaned = 0.000439334 Jy ! Component: 1600 - total flux cleaned = 0.000459923 Jy ! Component: 1650 - total flux cleaned = 0.000449662 Jy ! Component: 1700 - total flux cleaned = 0.000409186 Jy ! Component: 1750 - total flux cleaned = 0.000419262 Jy ! Component: 1800 - total flux cleaned = 0.000379827 Jy ! Component: 1850 - total flux cleaned = 0.000379933 Jy ! Component: 1900 - total flux cleaned = 0.000350938 Jy ! Component: 1950 - total flux cleaned = 0.000350938 Jy ! Component: 2000 - total flux cleaned = 0.000350897 Jy ! Component: 2050 - total flux cleaned = 0.00034141 Jy ! Component: 2100 - total flux cleaned = 0.000350622 Jy ! Component: 2150 - total flux cleaned = 0.000313745 Jy ! Component: 2200 - total flux cleaned = 0.000295633 Jy ! Component: 2250 - total flux cleaned = 0.000304734 Jy ! Component: 2300 - total flux cleaned = 0.000304647 Jy ! Component: 2350 - total flux cleaned = 0.000287 Jy ! Component: 2400 - total flux cleaned = 0.000287061 Jy ! Component: 2450 - total flux cleaned = 0.000278317 Jy ! Component: 2500 - total flux cleaned = 0.000269659 Jy ! Component: 2550 - total flux cleaned = 0.000235608 Jy ! Component: 2600 - total flux cleaned = 0.000227125 Jy ! Component: 2650 - total flux cleaned = 0.000210352 Jy ! Component: 2700 - total flux cleaned = 0.000185346 Jy ! Component: 2750 - total flux cleaned = 0.000185457 Jy ! Component: 2800 - total flux cleaned = 0.000169067 Jy ! Component: 2850 - total flux cleaned = 0.000144679 Jy ! Component: 2900 - total flux cleaned = 0.00013667 Jy ! Component: 2950 - total flux cleaned = 0.000136683 Jy ! Component: 3000 - total flux cleaned = 0.000104924 Jy ! Component: 3050 - total flux cleaned = 7.34211e-05 Jy ! Component: 3100 - total flux cleaned = 8.12973e-05 Jy ! Component: 3150 - total flux cleaned = 5.80882e-05 Jy ! Component: 3200 - total flux cleaned = 5.03526e-05 Jy ! Component: 3250 - total flux cleaned = 4.43092e-06 Jy ! Component: 3300 - total flux cleaned = 1.21169e-05 Jy ! Component: 3350 - total flux cleaned = 4.5974e-06 Jy ! Component: 3400 - total flux cleaned = 1.95903e-05 Jy ! Component: 3450 - total flux cleaned = 1.95543e-05 Jy ! Component: 3500 - total flux cleaned = -1.01313e-05 Jy ! Component: 3550 - total flux cleaned = -3.21311e-05 Jy ! Component: 3600 - total flux cleaned = -3.20114e-05 Jy ! Component: 3650 - total flux cleaned = -3.20392e-05 Jy ! Component: 3700 - total flux cleaned = -3.92464e-05 Jy ! Component: 3750 - total flux cleaned = -3.21166e-05 Jy ! Component: 3800 - total flux cleaned = -3.92961e-05 Jy ! Component: 3850 - total flux cleaned = -5.3475e-05 Jy ! Component: 3900 - total flux cleaned = -4.21746e-06 Jy ! Component: 3950 - total flux cleaned = -2.52962e-05 Jy ! Component: 4000 - total flux cleaned = -2.53263e-05 Jy ! Component: 4050 - total flux cleaned = -3.23021e-05 Jy ! Total flux subtracted in 4096 components = -2.53798e-05 Jy ! Clean residual min=-0.000421 max=0.000388 Jy/beam ! Clean residual mean=0.000000 rms=0.000119 Jy/beam ! Combined flux in latest and established models = 0.0618678 Jy keep ! Adding 243 model components to the UV plane model. ! The established model now contains 354 components and 0.0618678 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J1941-2933_X_b_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9037 x 3.899 at -20.97 degrees (North through East) ! Clean map min=-0.00092903 max=0.036813 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J1941-2933_X_b_map.fits wmodel /vlbi/uf001/uva//J1941-2933_X_b_map.mod ! Writing 354 model components to file: /vlbi/uf001/uva//J1941-2933_X_b_map.mod wobs /vlbi/uf001/uva//J1941-2933_X_b_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J1941-2933_X_b_uvs.fits wwins /vlbi/uf001/uva//J1941-2933_X_b_map.win ! wwins: Wrote 3 windows to /vlbi/uf001/uva//J1941-2933_X_b_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.036813 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.00011828 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.963897 0.963897 1.92779 3.85559 7.71117 15.4223 30.8447 61.6894 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0003 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.036 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 311.236 quit ! Quitting program ! Log file /vlbi/uf001/uva//J1941-2933_X_b_dfm.log closed on Mon Jan 14 05:12:22 2019