! Started logfile: /vlbi/uf001/uva//J1331-0341_X_dfm.log on Mon Jan 14 02:26:46 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//J1331-0341_X_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J1331-0341_X_uva.fits ! AN table 1: 42 integrations on 28 of 28 possible baselines. ! Apparent sampling: 0.821429 visibilities/baseline/integration-bin. ! Found source: J1331-0341 ! ! 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 11592 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 J1331-0341_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 73 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 73 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 73 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 73 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 73 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 73 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 73 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 73 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 73 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 73 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 73 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 73 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.008616Jy sigma=20.975348 ! Fit after self-cal, rms=0.907066Jy sigma=18.874386 ! 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=0.6002 mas, bmaj=1.522 mas, bpa=-2.998 degrees ! Estimated noise=0.466705 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 = 0.0727335 Jy ! Component: 100 - total flux cleaned = 0.0887437 Jy ! Total flux subtracted in 100 components = 0.0887437 Jy ! Clean residual min=-0.005619 max=0.007864 Jy/beam ! Clean residual mean=0.000004 rms=0.001045 Jy/beam ! Combined flux in latest and established models = 0.0887437 Jy ! Performing phase self-cal ! Adding 4 model components to the UV plane model. ! The established model now contains 4 components and 0.0887437 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=0.068372Jy sigma=1.325187 ! Fit after self-cal, rms=0.068207Jy sigma=1.322604 ! Inverting map ! Added new window around map position (-0.8, 0). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00793723 Jy ! Component: 100 - total flux cleaned = 0.0125969 Jy ! Total flux subtracted in 100 components = 0.0125969 Jy ! Clean residual min=-0.004681 max=0.005175 Jy/beam ! Clean residual mean=0.000004 rms=0.000877 Jy/beam ! Combined flux in latest and established models = 0.101341 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 8 components and 0.101341 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=0.067096Jy sigma=1.297299 ! Fit after self-cal, rms=0.067057Jy sigma=1.296413 ! 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=0.7254 mas, bmaj=1.714 mas, bpa=-2.914 degrees ! Estimated noise=0.347182 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 (-1.8, -0.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00576245 Jy ! Component: 100 - total flux cleaned = 0.00933321 Jy ! Component: 150 - total flux cleaned = 0.011912 Jy ! Component: 200 - total flux cleaned = 0.0136378 Jy ! Total flux subtracted in 200 components = 0.0136378 Jy ! Clean residual min=-0.002999 max=0.004011 Jy/beam ! Clean residual mean=0.000005 rms=0.000740 Jy/beam ! Combined flux in latest and established models = 0.114978 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 22 components and 0.114978 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=0.066520Jy sigma=1.283039 ! Fit after self-cal, rms=0.066483Jy sigma=1.282126 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7254 x 1.714 at -2.914 degrees (North through East) ! Clean map min=-0.0027533 max=0.095636 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 HN 0.98 LA 0.97 MK 1.00 ! NL 1.10 OV 1.30 PT 0.96 SC 0.97 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 HN 0.93 LA 0.90 MK 1.01 ! NL 1.09 OV 1.06 PT 0.99 SC 1.01 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 HN 0.95 LA 0.95 MK 1.00 ! NL 1.11 OV 1.08 PT 0.96 SC 1.04 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 HN 0.93 LA 0.96 MK 1.04 ! NL 1.12 OV 1.21 PT 1.02 SC 1.00 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 HN 0.88 LA 0.95 MK 0.99 ! NL 1.15 OV 1.29 PT 0.96 SC 0.97 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 HN 0.94 LA 0.88 MK 1.00 ! NL 1.14 OV 1.12 PT 0.98 SC 0.94 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 HN 0.89 LA 0.91 MK 1.05 ! NL 1.11 OV 1.01 PT 0.97 SC 1.01 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 HN 0.90 LA 0.94 MK 1.00 ! NL 1.14 OV 1.20 PT 1.00 SC 0.98 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 0.94 HN 0.95 LA 0.91 MK 0.99 ! NL 1.10 OV 1.17 PT 1.01 SC 0.99 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 HN 0.94 LA 0.91 MK 0.98 ! NL 1.13 OV 1.14 PT 1.01 SC 0.96 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 0.94 HN 0.94 LA 0.95 MK 1.02 ! NL 1.17 OV 1.15 PT 0.97 SC 0.97 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 HN 0.94 LA 0.91 MK 0.92 ! NL 1.15 OV 1.17 PT 1.04 SC 0.95 ! ! ! Fit before self-cal, rms=0.066483Jy sigma=1.282126 ! Fit after self-cal, rms=0.065342Jy sigma=1.268088 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.723 mas, bmaj=1.711 mas, bpa=-2.715 degrees ! Estimated noise=0.343442 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 = -0.000363765 Jy ! Component: 100 - total flux cleaned = -0.000651483 Jy ! Component: 150 - total flux cleaned = -0.000996355 Jy ! Component: 200 - total flux cleaned = -0.00129406 Jy ! Total flux subtracted in 200 components = -0.00129406 Jy ! Clean residual min=-0.001924 max=0.001812 Jy/beam ! Clean residual mean=0.000002 rms=0.000449 Jy/beam ! Combined flux in latest and established models = 0.113684 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 41 components and 0.113684 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=0.065243Jy sigma=1.265902 ! Fit after self-cal, rms=0.065338Jy sigma=1.265372 ! 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=0.065338Jy sigma=1.265372 ! Fit after self-cal, rms=0.065724Jy sigma=1.258382 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.7213 mas, bmaj=1.711 mas, bpa=-2.651 degrees ! Estimated noise=0.343806 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000470597 Jy ! Component: 100 - total flux cleaned = -0.000731292 Jy ! Component: 150 - total flux cleaned = -0.00101321 Jy ! Component: 200 - total flux cleaned = -0.00120379 Jy ! Total flux subtracted in 200 components = -0.00120379 Jy ! Clean residual min=-0.001713 max=0.001735 Jy/beam ! Clean residual mean=0.000002 rms=0.000402 Jy/beam ! Combined flux in latest and established models = 0.11248 Jy selfcal ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 50 components and 0.11248 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=0.065686Jy sigma=1.257603 ! Fit after self-cal, rms=0.065697Jy sigma=1.257344 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 (-34.6, -49.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000939241 Jy ! Component: 100 - total flux cleaned = 0.000981121 Jy ! Component: 150 - total flux cleaned = 0.000837397 Jy ! Component: 200 - total flux cleaned = 0.000657438 Jy ! Total flux subtracted in 200 components = 0.000657438 Jy ! Clean residual min=-0.001727 max=0.001547 Jy/beam ! Clean residual mean=0.000002 rms=0.000390 Jy/beam ! Combined flux in latest and established models = 0.113138 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 65 components and 0.113138 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=0.065652Jy sigma=1.256452 ! Fit after self-cal, rms=0.065650Jy sigma=1.256378 ! 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=0.065650Jy sigma=1.256378 ! Fit after self-cal, rms=0.066028Jy sigma=1.255605 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.7201 mas, bmaj=1.71 mas, bpa=-2.645 degrees ! Estimated noise=0.343771 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 6.96881e-06 Jy ! Component: 100 - total flux cleaned = -7.36611e-05 Jy ! Component: 150 - total flux cleaned = -0.000121468 Jy ! Component: 200 - total flux cleaned = -0.000187746 Jy ! Total flux subtracted in 200 components = -0.000187746 Jy ! Clean residual min=-0.001722 max=0.001543 Jy/beam ! Clean residual mean=0.000001 rms=0.000380 Jy/beam ! Combined flux in latest and established models = 0.11295 Jy selfcal ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 76 components and 0.11295 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=0.066006Jy sigma=1.255207 ! Fit after self-cal, rms=0.066018Jy sigma=1.255150 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 = -3.95245e-06 Jy ! Component: 100 - total flux cleaned = -6.49887e-05 Jy ! Component: 150 - total flux cleaned = -8.47049e-05 Jy ! Component: 200 - total flux cleaned = -0.000103597 Jy ! Total flux subtracted in 200 components = -0.000103597 Jy ! Clean residual min=-0.001758 max=0.001524 Jy/beam ! Clean residual mean=0.000001 rms=0.000377 Jy/beam ! Combined flux in latest and established models = 0.112847 Jy ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 83 components and 0.112847 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=0.066006Jy sigma=1.254944 ! Fit after self-cal, rms=0.066004Jy sigma=1.254939 ! 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=0.066004Jy sigma=1.254939 ! Fit after self-cal, rms=0.066061Jy sigma=1.254901 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.805 mas, bmaj=3.122 mas, bpa=3.814 degrees ! Estimated noise=0.499894 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 2.14657e-06 Jy ! Component: 100 - total flux cleaned = 0.000116921 Jy ! Component: 150 - total flux cleaned = 0.00017625 Jy ! Component: 200 - total flux cleaned = 0.000125259 Jy ! Total flux subtracted in 200 components = 0.000125259 Jy ! Clean residual min=-0.001875 max=0.002363 Jy/beam ! Clean residual mean=0.000002 rms=0.000519 Jy/beam ! Combined flux in latest and established models = 0.112972 Jy selfcal ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 100 components and 0.112972 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=0.066053Jy sigma=1.254871 ! Fit after self-cal, rms=0.066053Jy sigma=1.254833 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 (19.8, 8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0014633 Jy ! Component: 100 - total flux cleaned = 0.00135292 Jy ! Component: 150 - total flux cleaned = 0.00128916 Jy ! Component: 200 - total flux cleaned = 0.00123275 Jy ! Total flux subtracted in 200 components = 0.00123275 Jy ! Clean residual min=-0.001723 max=0.001729 Jy/beam ! Clean residual mean=0.000003 rms=0.000432 Jy/beam ! Combined flux in latest and established models = 0.114205 Jy ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 124 components and 0.114205 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=0.066033Jy sigma=1.254425 ! Fit after self-cal, rms=0.066026Jy sigma=1.254323 ! 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=0.7192 mas, bmaj=1.709 mas, bpa=-2.652 degrees ! Estimated noise=0.343732 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7192 x 1.709 at -2.652 degrees (North through East) ! Clean map min=-0.0015677 max=0.094905 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=0.5947 mas, bmaj=1.519 mas, bpa=-2.828 degrees ! Estimated noise=0.459387 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0714821 Jy ! Component: 100 - total flux cleaned = 0.0883713 Jy ! Component: 150 - total flux cleaned = 0.0967318 Jy ! Component: 200 - total flux cleaned = 0.101785 Jy ! Total flux subtracted in 200 components = 0.101785 Jy ! Clean residual min=-0.003364 max=0.002656 Jy/beam ! Clean residual mean=0.000002 rms=0.000631 Jy/beam ! Combined flux in latest and established models = 0.101785 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 11 model components to the UV plane model. ! The established model now contains 11 components and 0.101785 Jy ! Inverting map and beam ! Estimated beam: bmin=0.7192 mas, bmaj=1.709 mas, bpa=-2.652 degrees ! Estimated noise=0.343732 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 = 0.00436092 Jy ! Component: 100 - total flux cleaned = 0.00695675 Jy ! Component: 150 - total flux cleaned = 0.00884241 Jy ! Component: 200 - total flux cleaned = 0.0100812 Jy ! Total flux subtracted in 200 components = 0.0100812 Jy ! Clean residual min=-0.002067 max=0.001712 Jy/beam ! Clean residual mean=0.000001 rms=0.000425 Jy/beam ! Combined flux in latest and established models = 0.111867 Jy ! Adding 17 model components to the UV plane model. ! The established model now contains 23 components and 0.111867 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=1.805 mas, bmaj=3.122 mas, bpa=3.814 degrees ! Estimated noise=0.499894 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.002241 Jy ! Component: 100 - total flux cleaned = 0.00337406 Jy ! Component: 150 - total flux cleaned = 0.00382697 Jy ! Component: 200 - total flux cleaned = 0.00416462 Jy ! Total flux subtracted in 200 components = 0.00416462 Jy ! Clean residual min=-0.001939 max=0.001916 Jy/beam ! Clean residual mean=0.000003 rms=0.000481 Jy/beam ! Combined flux in latest and established models = 0.116031 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 = 0.000295136 Jy ! Component: 100 - total flux cleaned = 0.000426645 Jy ! Component: 150 - total flux cleaned = 0.000517097 Jy ! Component: 200 - total flux cleaned = 0.000573017 Jy ! Total flux subtracted in 200 components = 0.000573017 Jy ! Clean residual min=-0.001842 max=0.001754 Jy/beam ! Clean residual mean=0.000003 rms=0.000446 Jy/beam ! Combined flux in latest and established models = 0.116604 Jy ! Adding 40 model components to the UV plane model. ! The established model now contains 62 components and 0.116604 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.7192 mas, bmaj=1.709 mas, bpa=-2.652 degrees ! Estimated noise=0.343732 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000648165 Jy ! Component: 100 - total flux cleaned = -0.000794768 Jy ! Component: 150 - total flux cleaned = -0.000968566 Jy ! Component: 200 - total flux cleaned = -0.00120592 Jy ! Total flux subtracted in 200 components = -0.00120592 Jy ! Clean residual min=-0.001594 max=0.001439 Jy/beam ! Clean residual mean=0.000001 rms=0.000358 Jy/beam ! Combined flux in latest and established models = 0.115398 Jy selfcal ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 84 components and 0.115398 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=0.066038Jy sigma=1.254641 ! Fit after self-cal, rms=0.066032Jy sigma=1.254459 wmodel J1331-0341_X_map.mod ! Writing 84 model components to file: J1331-0341_X_map.mod wobs J1331-0341_X_uvs.fits ! Writing UV FITS file: J1331-0341_X_uvs.fits wwins J1331-0341_X_map.win ! wwins: Wrote 5 windows to J1331-0341_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 = -0.000716348 Jy ! Component: 100 - total flux cleaned = -0.00117853 Jy ! Component: 150 - total flux cleaned = -0.00151372 Jy ! Component: 200 - total flux cleaned = -0.00178556 Jy ! Component: 250 - total flux cleaned = -0.00207122 Jy ! Component: 300 - total flux cleaned = -0.00230152 Jy ! Component: 350 - total flux cleaned = -0.00248046 Jy ! Component: 400 - total flux cleaned = -0.00267649 Jy ! Component: 450 - total flux cleaned = -0.00286723 Jy ! Component: 500 - total flux cleaned = -0.00299196 Jy ! Component: 550 - total flux cleaned = -0.00317552 Jy ! Component: 600 - total flux cleaned = -0.00335544 Jy ! Component: 650 - total flux cleaned = -0.00355218 Jy ! Component: 700 - total flux cleaned = -0.00374539 Jy ! Component: 750 - total flux cleaned = -0.00391681 Jy ! Component: 800 - total flux cleaned = -0.00408569 Jy ! Component: 850 - total flux cleaned = -0.00425177 Jy ! Component: 900 - total flux cleaned = -0.00432443 Jy ! Component: 950 - total flux cleaned = -0.00441441 Jy ! Component: 1000 - total flux cleaned = -0.00453879 Jy ! Component: 1050 - total flux cleaned = -0.00467853 Jy ! Component: 1100 - total flux cleaned = -0.00476452 Jy ! Component: 1150 - total flux cleaned = -0.00490091 Jy ! Component: 1200 - total flux cleaned = -0.00493455 Jy ! Component: 1250 - total flux cleaned = -0.00506773 Jy ! Component: 1300 - total flux cleaned = -0.00506761 Jy ! Component: 1350 - total flux cleaned = -0.00518207 Jy ! Component: 1400 - total flux cleaned = -0.00523016 Jy ! Component: 1450 - total flux cleaned = -0.00526193 Jy ! Component: 1500 - total flux cleaned = -0.00532504 Jy ! Component: 1550 - total flux cleaned = -0.00537179 Jy ! Component: 1600 - total flux cleaned = -0.00544892 Jy ! Component: 1650 - total flux cleaned = -0.00549482 Jy ! Component: 1700 - total flux cleaned = -0.00555558 Jy ! Component: 1750 - total flux cleaned = -0.00569058 Jy ! Component: 1800 - total flux cleaned = -0.00567534 Jy ! Component: 1850 - total flux cleaned = -0.00576376 Jy ! Component: 1900 - total flux cleaned = -0.00577834 Jy ! Component: 1950 - total flux cleaned = -0.0058074 Jy ! Component: 2000 - total flux cleaned = -0.0057931 Jy ! Component: 2050 - total flux cleaned = -0.00583595 Jy ! Component: 2100 - total flux cleaned = -0.00585004 Jy ! Component: 2150 - total flux cleaned = -0.00587804 Jy ! Component: 2200 - total flux cleaned = -0.00578046 Jy ! Component: 2250 - total flux cleaned = -0.00579435 Jy ! Component: 2300 - total flux cleaned = -0.0057808 Jy ! Component: 2350 - total flux cleaned = -0.00578073 Jy ! Component: 2400 - total flux cleaned = -0.0057942 Jy ! Component: 2450 - total flux cleaned = -0.00579425 Jy ! Component: 2500 - total flux cleaned = -0.00578086 Jy ! Component: 2550 - total flux cleaned = -0.00582064 Jy ! Component: 2600 - total flux cleaned = -0.00580739 Jy ! Component: 2650 - total flux cleaned = -0.00582046 Jy ! Component: 2700 - total flux cleaned = -0.00580756 Jy ! Component: 2750 - total flux cleaned = -0.00584619 Jy ! Component: 2800 - total flux cleaned = -0.00579508 Jy ! Component: 2850 - total flux cleaned = -0.00576971 Jy ! Component: 2900 - total flux cleaned = -0.00585785 Jy ! Component: 2950 - total flux cleaned = -0.00582039 Jy ! Component: 3000 - total flux cleaned = -0.00585782 Jy ! Component: 3050 - total flux cleaned = -0.00588245 Jy ! Component: 3100 - total flux cleaned = -0.00582098 Jy ! Component: 3150 - total flux cleaned = -0.00583324 Jy ! Component: 3200 - total flux cleaned = -0.00582117 Jy ! Component: 3250 - total flux cleaned = -0.00579711 Jy ! Component: 3300 - total flux cleaned = -0.00577333 Jy ! Component: 3350 - total flux cleaned = -0.0057377 Jy ! Component: 3400 - total flux cleaned = -0.00573773 Jy ! Component: 3450 - total flux cleaned = -0.00571424 Jy ! Component: 3500 - total flux cleaned = -0.00572582 Jy ! Component: 3550 - total flux cleaned = -0.00570258 Jy ! Component: 3600 - total flux cleaned = -0.00566804 Jy ! Component: 3650 - total flux cleaned = -0.00567948 Jy ! Component: 3700 - total flux cleaned = -0.00566803 Jy ! Component: 3750 - total flux cleaned = -0.00564552 Jy ! Component: 3800 - total flux cleaned = -0.00563433 Jy ! Component: 3850 - total flux cleaned = -0.00565664 Jy ! Component: 3900 - total flux cleaned = -0.00558994 Jy ! Component: 3950 - total flux cleaned = -0.00562306 Jy ! Component: 4000 - total flux cleaned = -0.00563404 Jy ! Component: 4050 - total flux cleaned = -0.00553565 Jy ! Total flux subtracted in 4096 components = -0.00557912 Jy ! Clean residual min=-0.000735 max=0.000912 Jy/beam ! Clean residual mean=0.000000 rms=0.000185 Jy/beam ! Combined flux in latest and established models = 0.109819 Jy keep ! Adding 294 model components to the UV plane model. ! The established model now contains 378 components and 0.109819 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J1331-0341_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7192 x 1.709 at -2.652 degrees (North through East) ! Clean map min=-0.0010139 max=0.094636 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J1331-0341_X_map.fits wmodel /vlbi/uf001/uva//J1331-0341_X_map.mod ! Writing 378 model components to file: /vlbi/uf001/uva//J1331-0341_X_map.mod wobs /vlbi/uf001/uva//J1331-0341_X_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J1331-0341_X_uvs.fits wwins /vlbi/uf001/uva//J1331-0341_X_map.win ! wwins: Wrote 6 windows to /vlbi/uf001/uva//J1331-0341_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0946356 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000183943 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.583109 0.583109 1.16622 2.33244 4.66488 9.32975 18.6595 37.319 74.638 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0005 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.094 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 514.483 quit ! Quitting program ! Log file /vlbi/uf001/uva//J1331-0341_X_dfm.log closed on Mon Jan 14 02:26:51 2019