! Started logfile: /vlbi/uf001/uva//J1829+0518_X_dfm.log on Mon Jan 14 04:39:34 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//J1829+0518_X_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J1829+0518_X_uva.fits ! AN table 1: 72 integrations on 21 of 21 possible baselines. ! Apparent sampling: 0.998677 visibilities/baseline/integration-bin. ! Found source: J1829+0518 ! ! 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 18120 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 J1829+0518_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. ! ! 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=1.004061Jy sigma=20.312737 ! Fit after self-cal, rms=0.929728Jy sigma=18.814807 ! 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=0.5979 mas, bmaj=1.499 mas, bpa=-3.868 degrees ! Estimated noise=0.468024 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 = 0.0524585 Jy ! Component: 100 - total flux cleaned = 0.0683896 Jy ! Total flux subtracted in 100 components = 0.0683896 Jy ! Clean residual min=-0.005239 max=0.007263 Jy/beam ! Clean residual mean=-0.000002 rms=0.001013 Jy/beam ! Combined flux in latest and established models = 0.0683895 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 6 components and 0.0683895 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=0.071324Jy sigma=1.319072 ! Fit after self-cal, rms=0.070639Jy sigma=1.305565 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00867527 Jy ! Component: 100 - total flux cleaned = 0.0133127 Jy ! Total flux subtracted in 100 components = 0.0133127 Jy ! Clean residual min=-0.004447 max=0.004066 Jy/beam ! Clean residual mean=-0.000002 rms=0.000868 Jy/beam ! Combined flux in latest and established models = 0.0817023 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 9 components and 0.0817023 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=0.069417Jy sigma=1.281008 ! Fit after self-cal, rms=0.069385Jy sigma=1.280490 ! 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=0.7207 mas, bmaj=1.657 mas, bpa=-3.135 degrees ! Estimated noise=0.264707 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 = 0.00306427 Jy ! Component: 100 - total flux cleaned = 0.00454648 Jy ! Component: 150 - total flux cleaned = 0.00502935 Jy ! Component: 200 - total flux cleaned = 0.00508344 Jy ! Total flux subtracted in 200 components = 0.00508344 Jy ! Clean residual min=-0.005120 max=0.005267 Jy/beam ! Clean residual mean=-0.000008 rms=0.001073 Jy/beam ! Combined flux in latest and established models = 0.0867857 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 15 components and 0.0867857 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=0.069237Jy sigma=1.278174 ! Fit after self-cal, rms=0.069235Jy sigma=1.278064 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7207 x 1.657 at -3.135 degrees (North through East) ! Clean map min=-0.0048585 max=0.07214 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 HN 1.03 LA 0.85 MK 0.93 ! NL 1.24 PT 0.95 SC 0.96 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 HN 0.97 LA 0.85 MK 1.00 ! NL 1.26 PT 1.01 SC 0.93 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 HN 0.95 LA 0.85 MK 0.97 ! NL 1.26 PT 1.01 SC 1.00 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 HN 1.02 LA 0.83 MK 1.03 ! NL 1.19 PT 1.03 SC 0.98 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 HN 0.90 LA 0.82 MK 1.02 ! NL 1.27 PT 0.95 SC 1.11 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 HN 0.99 LA 0.88 MK 1.04 ! NL 1.24 PT 0.97 SC 1.01 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 HN 0.92 LA 0.89 MK 0.95 ! NL 1.32 PT 1.01 SC 1.02 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 0.92 HN 0.97 LA 0.80 MK 1.02 ! NL 1.26 PT 1.02 SC 1.03 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 0.94 HN 1.00 LA 0.82 MK 1.13 ! NL 1.33 PT 1.01 SC 0.98 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 0.93 HN 1.00 LA 0.81 MK 0.98 ! NL 1.34 PT 1.03 SC 0.97 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 0.93 HN 0.95 LA 0.78 MK 0.91 ! NL 1.37 PT 1.06 SC 1.03 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 0.91 HN 0.98 LA 0.78 MK 1.07 ! NL 1.36 PT 1.06 SC 0.99 ! ! ! Fit before self-cal, rms=0.069235Jy sigma=1.278064 ! Fit after self-cal, rms=0.065544Jy sigma=1.251445 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.7219 mas, bmaj=1.663 mas, bpa=-2.76 degrees ! Estimated noise=0.263883 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 = -0.000172258 Jy ! Component: 100 - total flux cleaned = -0.000146631 Jy ! Component: 150 - total flux cleaned = -0.000100594 Jy ! Component: 200 - total flux cleaned = -8.05363e-05 Jy ! Total flux subtracted in 200 components = -8.05363e-05 Jy ! Clean residual min=-0.002522 max=0.002422 Jy/beam ! Clean residual mean=-0.000004 rms=0.000678 Jy/beam ! Combined flux in latest and established models = 0.0867052 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 23 components and 0.0867052 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=0.065530Jy sigma=1.251038 ! Fit after self-cal, rms=0.065817Jy sigma=1.248592 ! 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=0.065817Jy sigma=1.248592 ! Fit after self-cal, rms=0.067240Jy sigma=1.235672 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.7254 mas, bmaj=1.665 mas, bpa=-2.763 degrees ! Estimated noise=0.265517 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 4.28593e-05 Jy ! Component: 100 - total flux cleaned = 5.85546e-05 Jy ! Component: 150 - total flux cleaned = 5.76336e-05 Jy ! Component: 200 - total flux cleaned = 5.79619e-05 Jy ! Total flux subtracted in 200 components = 5.79619e-05 Jy ! Clean residual min=-0.001237 max=0.001350 Jy/beam ! Clean residual mean=-0.000001 rms=0.000312 Jy/beam ! Combined flux in latest and established models = 0.0867631 Jy selfcal ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 27 components and 0.0867632 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=0.067235Jy sigma=1.235543 ! Fit after self-cal, rms=0.067481Jy sigma=1.234634 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 (1, 16.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00119918 Jy ! Component: 100 - total flux cleaned = 0.00132727 Jy ! Component: 150 - total flux cleaned = 0.00132569 Jy ! Component: 200 - total flux cleaned = 0.00134451 Jy ! Total flux subtracted in 200 components = 0.00134451 Jy ! Clean residual min=-0.001178 max=0.001328 Jy/beam ! Clean residual mean=-0.000002 rms=0.000300 Jy/beam ! Combined flux in latest and established models = 0.0881077 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 39 components and 0.0881077 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=0.067447Jy sigma=1.234027 ! Fit after self-cal, rms=0.067453Jy sigma=1.233960 ! 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=0.067453Jy sigma=1.233960 ! Fit after self-cal, rms=0.068137Jy sigma=1.233659 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.7263 mas, bmaj=1.667 mas, bpa=-2.767 degrees ! Estimated noise=0.265708 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000548855 Jy ! Component: 100 - total flux cleaned = 0.000603709 Jy ! Component: 150 - total flux cleaned = 0.000634485 Jy ! Component: 200 - total flux cleaned = 0.000702563 Jy ! Total flux subtracted in 200 components = 0.000702563 Jy ! Clean residual min=-0.001147 max=0.001209 Jy/beam ! Clean residual mean=-0.000001 rms=0.000286 Jy/beam ! Combined flux in latest and established models = 0.0888102 Jy selfcal ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 44 components and 0.0888102 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=0.068127Jy sigma=1.233491 ! Fit after self-cal, rms=0.068193Jy sigma=1.233438 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 = 0.000181957 Jy ! Component: 100 - total flux cleaned = 0.000230818 Jy ! Component: 150 - total flux cleaned = 0.000241076 Jy ! Component: 200 - total flux cleaned = 0.000240872 Jy ! Total flux subtracted in 200 components = 0.000240872 Jy ! Clean residual min=-0.001130 max=0.001186 Jy/beam ! Clean residual mean=-0.000001 rms=0.000284 Jy/beam ! Combined flux in latest and established models = 0.0890511 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 47 components and 0.0890511 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=0.068189Jy sigma=1.233370 ! Fit after self-cal, rms=0.068192Jy sigma=1.233366 ! 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=0.068192Jy sigma=1.233366 ! Fit after self-cal, rms=0.068395Jy sigma=1.233343 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.806 mas, bmaj=2.747 mas, bpa=4.064 degrees ! Estimated noise=0.375338 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000316411 Jy ! Component: 100 - total flux cleaned = -0.000523268 Jy ! Component: 150 - total flux cleaned = -0.000631354 Jy ! Component: 200 - total flux cleaned = -0.000717289 Jy ! Total flux subtracted in 200 components = -0.000717289 Jy ! Clean residual min=-0.001253 max=0.001237 Jy/beam ! Clean residual mean=-0.000003 rms=0.000339 Jy/beam ! Combined flux in latest and established models = 0.0883338 Jy selfcal ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 58 components and 0.0883338 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=0.068394Jy sigma=1.233352 ! Fit after self-cal, rms=0.068409Jy sigma=1.233347 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 = -0.000123057 Jy ! Component: 100 - total flux cleaned = -0.000210841 Jy ! Component: 150 - total flux cleaned = -0.000289581 Jy ! Component: 200 - total flux cleaned = -0.000355821 Jy ! Total flux subtracted in 200 components = -0.000355821 Jy ! Clean residual min=-0.001254 max=0.001225 Jy/beam ! Clean residual mean=-0.000003 rms=0.000337 Jy/beam ! Combined flux in latest and established models = 0.087978 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 61 components and 0.087978 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=0.068410Jy sigma=1.233350 ! Fit after self-cal, rms=0.068413Jy sigma=1.233346 ! 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=0.726 mas, bmaj=1.667 mas, bpa=-2.79 degrees ! Estimated noise=0.26587 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.726 x 1.667 at -2.79 degrees (North through East) ! Clean map min=-0.0010243 max=0.072259 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=0.6026 mas, bmaj=1.502 mas, bpa=-3.422 degrees ! Estimated noise=0.473537 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0528074 Jy ! Component: 100 - total flux cleaned = 0.0696792 Jy ! Component: 150 - total flux cleaned = 0.0782421 Jy ! Component: 200 - total flux cleaned = 0.0828574 Jy ! Total flux subtracted in 200 components = 0.0828574 Jy ! Clean residual min=-0.002588 max=0.002739 Jy/beam ! Clean residual mean=-0.000000 rms=0.000560 Jy/beam ! Combined flux in latest and established models = 0.0828573 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 9 model components to the UV plane model. ! The established model now contains 9 components and 0.0828573 Jy ! Inverting map and beam ! Estimated beam: bmin=0.726 mas, bmaj=1.667 mas, bpa=-2.79 degrees ! Estimated noise=0.26587 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 = 0.00257818 Jy ! Component: 100 - total flux cleaned = 0.00422743 Jy ! Component: 150 - total flux cleaned = 0.0052418 Jy ! Component: 200 - total flux cleaned = 0.00574569 Jy ! Total flux subtracted in 200 components = 0.00574569 Jy ! Clean residual min=-0.001305 max=0.001236 Jy/beam ! Clean residual mean=-0.000001 rms=0.000306 Jy/beam ! Combined flux in latest and established models = 0.088603 Jy ! Adding 15 model components to the UV plane model. ! The established model now contains 22 components and 0.088603 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=1.806 mas, bmaj=2.747 mas, bpa=4.064 degrees ! Estimated noise=0.375338 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00014403 Jy ! Component: 100 - total flux cleaned = -9.94481e-05 Jy ! Component: 150 - total flux cleaned = -9.9077e-05 Jy ! Component: 200 - total flux cleaned = -0.000200013 Jy ! Total flux subtracted in 200 components = -0.000200013 Jy ! Clean residual min=-0.001325 max=0.001296 Jy/beam ! Clean residual mean=-0.000003 rms=0.000342 Jy/beam ! Combined flux in latest and established models = 0.088403 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 = -5.23642e-05 Jy ! Component: 100 - total flux cleaned = -0.000100553 Jy ! Component: 150 - total flux cleaned = -0.000155284 Jy ! Component: 200 - total flux cleaned = -0.000195426 Jy ! Total flux subtracted in 200 components = -0.000195426 Jy ! Clean residual min=-0.001312 max=0.001269 Jy/beam ! Clean residual mean=-0.000003 rms=0.000339 Jy/beam ! Combined flux in latest and established models = 0.0882076 Jy ! Adding 12 model components to the UV plane model. ! The established model now contains 34 components and 0.0882076 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.726 mas, bmaj=1.667 mas, bpa=-2.79 degrees ! Estimated noise=0.26587 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -7.70523e-05 Jy ! Component: 100 - total flux cleaned = 3.06637e-06 Jy ! Component: 150 - total flux cleaned = 9.97539e-05 Jy ! Component: 200 - total flux cleaned = 0.000206828 Jy ! Total flux subtracted in 200 components = 0.000206828 Jy ! Clean residual min=-0.001186 max=0.001202 Jy/beam ! Clean residual mean=-0.000001 rms=0.000288 Jy/beam ! Combined flux in latest and established models = 0.0884144 Jy selfcal ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 46 components and 0.0884144 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=0.068424Jy sigma=1.233581 ! Fit after self-cal, rms=0.068430Jy sigma=1.233553 wmodel J1829+0518_X_map.mod ! Writing 46 model components to file: J1829+0518_X_map.mod wobs J1829+0518_X_uvs.fits ! Writing UV FITS file: J1829+0518_X_uvs.fits wwins J1829+0518_X_map.win ! wwins: Wrote 2 windows to J1829+0518_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 = 0.000114884 Jy ! Component: 100 - total flux cleaned = 0.000198723 Jy ! Component: 150 - total flux cleaned = 0.000278082 Jy ! Component: 200 - total flux cleaned = 0.00035487 Jy ! Component: 250 - total flux cleaned = 0.000448821 Jy ! Component: 300 - total flux cleaned = 0.000558963 Jy ! Component: 350 - total flux cleaned = 0.000612836 Jy ! Component: 400 - total flux cleaned = 0.000665873 Jy ! Component: 450 - total flux cleaned = 0.000786533 Jy ! Component: 500 - total flux cleaned = 0.000853906 Jy ! Component: 550 - total flux cleaned = 0.000886971 Jy ! Component: 600 - total flux cleaned = 0.00090357 Jy ! Component: 650 - total flux cleaned = 0.000951864 Jy ! Component: 700 - total flux cleaned = 0.000983669 Jy ! Component: 750 - total flux cleaned = 0.000999416 Jy ! Component: 800 - total flux cleaned = 0.00096871 Jy ! Component: 850 - total flux cleaned = 0.0010293 Jy ! Component: 900 - total flux cleaned = 0.00102907 Jy ! Component: 950 - total flux cleaned = 0.00102909 Jy ! Component: 1000 - total flux cleaned = 0.00107283 Jy ! Component: 1050 - total flux cleaned = 0.00111571 Jy ! Component: 1100 - total flux cleaned = 0.00108719 Jy ! Component: 1150 - total flux cleaned = 0.00108744 Jy ! Component: 1200 - total flux cleaned = 0.00107381 Jy ! Component: 1250 - total flux cleaned = 0.00115632 Jy ! Component: 1300 - total flux cleaned = 0.00114282 Jy ! Component: 1350 - total flux cleaned = 0.00123692 Jy ! Component: 1400 - total flux cleaned = 0.00123685 Jy ! Component: 1450 - total flux cleaned = 0.00127615 Jy ! Component: 1500 - total flux cleaned = 0.0013022 Jy ! Component: 1550 - total flux cleaned = 0.00126366 Jy ! Component: 1600 - total flux cleaned = 0.00139113 Jy ! Component: 1650 - total flux cleaned = 0.00135316 Jy ! Component: 1700 - total flux cleaned = 0.00136586 Jy ! Component: 1750 - total flux cleaned = 0.00141542 Jy ! Component: 1800 - total flux cleaned = 0.00146455 Jy ! Component: 1850 - total flux cleaned = 0.00147691 Jy ! Component: 1900 - total flux cleaned = 0.0014888 Jy ! Component: 1950 - total flux cleaned = 0.00152459 Jy ! Component: 2000 - total flux cleaned = 0.00155966 Jy ! Component: 2050 - total flux cleaned = 0.00152477 Jy ! Component: 2100 - total flux cleaned = 0.00153629 Jy ! Component: 2150 - total flux cleaned = 0.00154784 Jy ! Component: 2200 - total flux cleaned = 0.00150228 Jy ! Component: 2250 - total flux cleaned = 0.001525 Jy ! Component: 2300 - total flux cleaned = 0.00155849 Jy ! Component: 2350 - total flux cleaned = 0.00159141 Jy ! Component: 2400 - total flux cleaned = 0.00160222 Jy ! Component: 2450 - total flux cleaned = 0.00160211 Jy ! Component: 2500 - total flux cleaned = 0.00162364 Jy ! Component: 2550 - total flux cleaned = 0.00161284 Jy ! Component: 2600 - total flux cleaned = 0.00168711 Jy ! Component: 2650 - total flux cleaned = 0.0017188 Jy ! Component: 2700 - total flux cleaned = 0.00169795 Jy ! Component: 2750 - total flux cleaned = 0.00177043 Jy ! Component: 2800 - total flux cleaned = 0.00178075 Jy ! Component: 2850 - total flux cleaned = 0.00183158 Jy ! Component: 2900 - total flux cleaned = 0.00185161 Jy ! Component: 2950 - total flux cleaned = 0.0018718 Jy ! Component: 3000 - total flux cleaned = 0.00193165 Jy ! Component: 3050 - total flux cleaned = 0.00197111 Jy ! Component: 3100 - total flux cleaned = 0.00198089 Jy ! Component: 3150 - total flux cleaned = 0.00199059 Jy ! Component: 3200 - total flux cleaned = 0.00205826 Jy ! Component: 3250 - total flux cleaned = 0.00210619 Jy ! Component: 3300 - total flux cleaned = 0.00217279 Jy ! Component: 3350 - total flux cleaned = 0.00216318 Jy ! Component: 3400 - total flux cleaned = 0.00221951 Jy ! Component: 3450 - total flux cleaned = 0.00227555 Jy ! Component: 3500 - total flux cleaned = 0.00232189 Jy ! Component: 3550 - total flux cleaned = 0.00230342 Jy ! Component: 3600 - total flux cleaned = 0.00236748 Jy ! Component: 3650 - total flux cleaned = 0.00238567 Jy ! Component: 3700 - total flux cleaned = 0.00241278 Jy ! Component: 3750 - total flux cleaned = 0.00244873 Jy ! Component: 3800 - total flux cleaned = 0.00252904 Jy ! Component: 3850 - total flux cleaned = 0.00258218 Jy ! Component: 3900 - total flux cleaned = 0.00256448 Jy ! Component: 3950 - total flux cleaned = 0.00263441 Jy ! Component: 4000 - total flux cleaned = 0.00267788 Jy ! Component: 4050 - total flux cleaned = 0.00269509 Jy ! Total flux subtracted in 4096 components = 0.00272091 Jy ! Clean residual min=-0.000530 max=0.000512 Jy/beam ! Clean residual mean=-0.000000 rms=0.000143 Jy/beam ! Combined flux in latest and established models = 0.0911353 Jy keep ! Adding 285 model components to the UV plane model. ! The established model now contains 331 components and 0.0911353 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J1829+0518_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.726 x 1.667 at -2.79 degrees (North through East) ! Clean map min=-0.000763 max=0.072274 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J1829+0518_X_map.fits wmodel /vlbi/uf001/uva//J1829+0518_X_map.mod ! Writing 331 model components to file: /vlbi/uf001/uva//J1829+0518_X_map.mod wobs /vlbi/uf001/uva//J1829+0518_X_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J1829+0518_X_uvs.fits wwins /vlbi/uf001/uva//J1829+0518_X_map.win ! wwins: Wrote 3 windows to /vlbi/uf001/uva//J1829+0518_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0722744 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000141438 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.587088 0.587088 1.17418 2.34835 4.6967 9.3934 18.7868 37.5736 75.1472 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0004 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.072 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 510.997 quit ! Quitting program ! Log file /vlbi/uf001/uva//J1829+0518_X_dfm.log closed on Mon Jan 14 04:39:39 2019