! Started logfile: /vlbi/uf001/uva//J1753+2848_X_b_dfm.log on Mon Jan 14 04:23:15 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//J1753+2848_X_b_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J1753+2848_X_b_uva.fits ! AN table 1: 10 integrations on 28 of 28 possible baselines. ! Apparent sampling: 0.839286 visibilities/baseline/integration-bin. ! Found source: J1753+2848 ! ! 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 2820 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 J1753+2848_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 25 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 25 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 25 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 25 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 25 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 25 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 25 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 25 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 25 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 25 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 25 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 25 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.227464Jy sigma=20.899497 ! Fit after self-cal, rms=0.340872Jy sigma=6.001401 ! 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=0.7549 mas, bmaj=1.77 mas, bpa=-24.4 degrees ! Estimated noise=1.16973 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 = 0.508436 Jy ! Component: 100 - total flux cleaned = 0.656024 Jy ! Total flux subtracted in 100 components = 0.656024 Jy ! Clean residual min=-0.031609 max=0.066627 Jy/beam ! Clean residual mean=-0.000010 rms=0.008655 Jy/beam ! Combined flux in latest and established models = 0.656024 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 8 components and 0.656024 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=0.155792Jy sigma=2.577003 ! Fit after self-cal, rms=0.155002Jy sigma=2.558563 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0768473 Jy ! Component: 100 - total flux cleaned = 0.119106 Jy ! Total flux subtracted in 100 components = 0.119106 Jy ! Clean residual min=-0.021265 max=0.027648 Jy/beam ! Clean residual mean=-0.000005 rms=0.004929 Jy/beam ! Combined flux in latest and established models = 0.77513 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 16 components and 0.77513 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=0.099800Jy sigma=1.627071 ! Fit after self-cal, rms=0.099141Jy sigma=1.613241 ! 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=0.9314 mas, bmaj=1.989 mas, bpa=-24.04 degrees ! Estimated noise=0.921141 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 = 0.0358504 Jy ! Component: 100 - total flux cleaned = 0.0569707 Jy ! Component: 150 - total flux cleaned = 0.0710524 Jy ! Component: 200 - total flux cleaned = 0.0805801 Jy ! Total flux subtracted in 200 components = 0.0805801 Jy ! Clean residual min=-0.019339 max=0.021645 Jy/beam ! Clean residual mean=-0.000002 rms=0.004160 Jy/beam ! Combined flux in latest and established models = 0.85571 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 29 components and 0.85571 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=0.084215Jy sigma=1.346761 ! Fit after self-cal, rms=0.083788Jy sigma=1.338670 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9314 x 1.989 at -24.04 degrees (North through East) ! Clean map min=-0.018795 max=0.67931 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 0.95 HN 0.97 KP 1.01 ! LA 1.00 MK 1.01 NL 1.06 OV 0.90 ! ! ! Correcting IF 2. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 0.96 HN 0.96 KP 1.03 ! LA 0.99 MK 0.99 NL 1.05 OV 0.89 ! ! ! Correcting IF 3. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 0.97 HN 0.98 KP 1.01 ! LA 0.99 MK 0.99 NL 1.07 OV 0.91 ! ! ! Correcting IF 4. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 0.99 HN 0.95 KP 1.01 ! LA 0.99 MK 1.03 NL 1.04 OV 0.90 ! ! ! Correcting IF 5. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 0.96 HN 0.98 KP 1.03 ! LA 1.01 MK 0.99 NL 1.05 OV 0.90 ! ! ! Correcting IF 6. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 0.96 HN 0.99 KP 1.02 ! LA 0.99 MK 0.98 NL 1.07 OV 0.90 ! ! ! Correcting IF 7. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 FD 0.98 HN 1.00 KP 1.02 ! LA 0.98 MK 1.01 NL 1.06 OV 0.90 ! ! ! Correcting IF 8. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 0.98 HN 0.96 KP 1.03 ! LA 0.98 MK 1.01 NL 1.07 OV 0.89 ! ! ! Correcting IF 9. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 0.99 HN 0.97 KP 1.02 ! LA 0.97 MK 1.03 NL 1.07 OV 0.92 ! ! ! Correcting IF 10. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 FD 0.97 HN 1.00 KP 1.02 ! LA 1.00 MK 1.01 NL 1.07 OV 0.92 ! ! ! Correcting IF 11. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 1.00 HN 0.98 KP 1.02 ! LA 1.00 MK 1.03 NL 1.02 OV 0.90 ! ! ! Correcting IF 12. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 0.98 HN 0.99 KP 1.02 ! LA 1.00 MK 0.99 NL 1.06 OV 0.89 ! ! ! Fit before self-cal, rms=0.083788Jy sigma=1.338670 ! Fit after self-cal, rms=0.068529Jy sigma=1.036674 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.9401 mas, bmaj=2.006 mas, bpa=-24.76 degrees ! Estimated noise=0.92329 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 = 0.00195344 Jy ! Component: 100 - total flux cleaned = 0.000378706 Jy ! Component: 150 - total flux cleaned = -0.000655235 Jy ! Component: 200 - total flux cleaned = -0.000993086 Jy ! Total flux subtracted in 200 components = -0.000993086 Jy ! Clean residual min=-0.007771 max=0.009003 Jy/beam ! Clean residual mean=-0.000001 rms=0.001778 Jy/beam ! Combined flux in latest and established models = 0.854717 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 38 components and 0.854717 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=0.067726Jy sigma=1.023699 ! Fit after self-cal, rms=0.067665Jy sigma=1.020111 ! 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=0.067665Jy sigma=1.020111 ! Fit after self-cal, rms=0.063685Jy sigma=0.959455 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9394 mas, bmaj=2.005 mas, bpa=-24.77 degrees ! Estimated noise=0.922527 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00320241 Jy ! Component: 100 - total flux cleaned = 0.00368836 Jy ! Component: 150 - total flux cleaned = 0.00369538 Jy ! Component: 200 - total flux cleaned = 0.00364268 Jy ! Total flux subtracted in 200 components = 0.00364268 Jy ! Clean residual min=-0.005236 max=0.006156 Jy/beam ! Clean residual mean=0.000000 rms=0.001149 Jy/beam ! Combined flux in latest and established models = 0.858359 Jy selfcal ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 47 components and 0.858359 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=0.063320Jy sigma=0.954205 ! Fit after self-cal, rms=0.063276Jy sigma=0.952456 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 (1.2, 2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00302735 Jy ! Component: 100 - total flux cleaned = 0.00261602 Jy ! Component: 150 - total flux cleaned = 0.00230759 Jy ! Component: 200 - total flux cleaned = 0.00184156 Jy ! Total flux subtracted in 200 components = 0.00184156 Jy ! Clean residual min=-0.004504 max=0.004076 Jy/beam ! Clean residual mean=0.000000 rms=0.001018 Jy/beam ! Combined flux in latest and established models = 0.860201 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 63 components and 0.860201 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=0.062710Jy sigma=0.941898 ! Fit after self-cal, rms=0.062661Jy sigma=0.941381 ! 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=0.062661Jy sigma=0.941381 ! Fit after self-cal, rms=0.062566Jy sigma=0.940234 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9387 mas, bmaj=2.004 mas, bpa=-24.78 degrees ! Estimated noise=0.92173 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0017704 Jy ! Component: 100 - total flux cleaned = 0.00169331 Jy ! Component: 150 - total flux cleaned = 0.0014091 Jy ! Component: 200 - total flux cleaned = 0.00121429 Jy ! Total flux subtracted in 200 components = 0.00121429 Jy ! Clean residual min=-0.004008 max=0.003756 Jy/beam ! Clean residual mean=0.000000 rms=0.000947 Jy/beam ! Combined flux in latest and established models = 0.861415 Jy selfcal ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 78 components and 0.861415 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=0.062366Jy sigma=0.936783 ! Fit after self-cal, rms=0.062347Jy sigma=0.936585 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 = 0.000115561 Jy ! Component: 100 - total flux cleaned = -5.81926e-05 Jy ! Component: 150 - total flux cleaned = -0.000164222 Jy ! Component: 200 - total flux cleaned = -0.000264883 Jy ! Total flux subtracted in 200 components = -0.000264883 Jy ! Clean residual min=-0.003812 max=0.003621 Jy/beam ! Clean residual mean=0.000000 rms=0.000927 Jy/beam ! Combined flux in latest and established models = 0.86115 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 82 components and 0.86115 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=0.062248Jy sigma=0.934904 ! Fit after self-cal, rms=0.062238Jy sigma=0.934789 ! 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=0.062238Jy sigma=0.934789 ! Fit after self-cal, rms=0.062220Jy sigma=0.934449 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.096 mas, bmaj=2.555 mas, bpa=-26.4 degrees ! Estimated noise=1.19027 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000903674 Jy ! Component: 100 - total flux cleaned = 0.000869351 Jy ! Component: 150 - total flux cleaned = 0.000868277 Jy ! Component: 200 - total flux cleaned = 0.000872556 Jy ! Total flux subtracted in 200 components = 0.000872556 Jy ! Clean residual min=-0.003348 max=0.004081 Jy/beam ! Clean residual mean=-0.000000 rms=0.001058 Jy/beam ! Combined flux in latest and established models = 0.862023 Jy selfcal ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 94 components and 0.862023 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=0.062186Jy sigma=0.934239 ! Fit after self-cal, rms=0.062176Jy sigma=0.934016 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 = -7.033e-05 Jy ! Component: 100 - total flux cleaned = -0.000252166 Jy ! Component: 150 - total flux cleaned = -0.000335916 Jy ! Component: 200 - total flux cleaned = -0.000427661 Jy ! Total flux subtracted in 200 components = -0.000427661 Jy ! Clean residual min=-0.003347 max=0.004016 Jy/beam ! Clean residual mean=-0.000000 rms=0.001056 Jy/beam ! Combined flux in latest and established models = 0.861595 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 102 components and 0.861595 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=0.062162Jy sigma=0.933979 ! Fit after self-cal, rms=0.062156Jy sigma=0.933851 ! 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=0.9383 mas, bmaj=2.003 mas, bpa=-24.76 degrees ! Estimated noise=0.921738 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9383 x 2.003 at -24.76 degrees (North through East) ! Clean map min=-0.0034486 max=0.67337 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 ! Performing amp+phase self-cal ! ! 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=0.062156Jy sigma=0.933851 ! Fit after self-cal, rms=0.058828Jy sigma=0.868003 ! Inverting map and beam ! Estimated beam: bmin=0.9381 mas, bmaj=2.003 mas, bpa=-24.77 degrees ! Estimated noise=0.92199 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 5.85321e-05 Jy ! Component: 100 - total flux cleaned = 0.000225633 Jy ! Component: 150 - total flux cleaned = 0.000322456 Jy ! Component: 200 - total flux cleaned = 0.000494902 Jy ! Total flux subtracted in 200 components = 0.000494902 Jy ! Clean residual min=-0.003550 max=0.003452 Jy/beam ! Clean residual mean=-0.000000 rms=0.000875 Jy/beam ! Combined flux in latest and established models = 0.86209 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 116 components and 0.86209 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=0.058742Jy sigma=0.866387 ! Fit after self-cal, rms=0.058735Jy sigma=0.866311 ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 9.49251e-05 Jy ! Component: 100 - total flux cleaned = 0.000134631 Jy ! Component: 150 - total flux cleaned = 0.000170261 Jy ! Component: 200 - total flux cleaned = 0.000204159 Jy ! Total flux subtracted in 200 components = 0.000204159 Jy ! Clean residual min=-0.003542 max=0.003428 Jy/beam ! Clean residual mean=0.000000 rms=0.000866 Jy/beam ! Combined flux in latest and established models = 0.862294 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 119 components and 0.862294 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=0.058688Jy sigma=0.865537 ! Fit after self-cal, rms=0.058684Jy sigma=0.865496 ! Inverting map ! Performing amp+phase self-cal ! ! 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=0.058684Jy sigma=0.865496 ! Fit after self-cal, rms=0.058692Jy sigma=0.865340 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=0.7553 mas, bmaj=1.777 mas, bpa=-24.39 degrees ! Estimated noise=1.17076 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.503273 Jy ! Component: 100 - total flux cleaned = 0.654847 Jy ! Component: 150 - total flux cleaned = 0.731216 Jy ! Component: 200 - total flux cleaned = 0.774305 Jy ! Total flux subtracted in 200 components = 0.774305 Jy ! Clean residual min=-0.010779 max=0.022194 Jy/beam ! Clean residual mean=-0.000004 rms=0.003149 Jy/beam ! Combined flux in latest and established models = 0.774304 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 15 model components to the UV plane model. ! The established model now contains 15 components and 0.774304 Jy ! Inverting map and beam ! Estimated beam: bmin=0.9379 mas, bmaj=2.002 mas, bpa=-24.75 degrees ! Estimated noise=0.922236 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 = 0.0342363 Jy ! Component: 100 - total flux cleaned = 0.0537209 Jy ! Component: 150 - total flux cleaned = 0.0664503 Jy ! Component: 200 - total flux cleaned = 0.0751354 Jy ! Total flux subtracted in 200 components = 0.0751354 Jy ! Clean residual min=-0.005296 max=0.005088 Jy/beam ! Clean residual mean=-0.000001 rms=0.001212 Jy/beam ! Combined flux in latest and established models = 0.84944 Jy ! Adding 32 model components to the UV plane model. ! The established model now contains 39 components and 0.84944 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=2.094 mas, bmaj=2.556 mas, bpa=-26.42 degrees ! Estimated noise=1.1917 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00834667 Jy ! Component: 100 - total flux cleaned = 0.0120227 Jy ! Component: 150 - total flux cleaned = 0.0138673 Jy ! Component: 200 - total flux cleaned = 0.0147375 Jy ! Total flux subtracted in 200 components = 0.0147375 Jy ! Clean residual min=-0.003377 max=0.003928 Jy/beam ! Clean residual mean=-0.000000 rms=0.001020 Jy/beam ! Combined flux in latest and established models = 0.864178 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 = 0.00038587 Jy ! Component: 100 - total flux cleaned = 0.000543705 Jy ! Component: 150 - total flux cleaned = 0.000680842 Jy ! Component: 200 - total flux cleaned = 0.000771658 Jy ! Total flux subtracted in 200 components = 0.000771658 Jy ! Clean residual min=-0.003122 max=0.003915 Jy/beam ! Clean residual mean=-0.000000 rms=0.001011 Jy/beam ! Combined flux in latest and established models = 0.864949 Jy ! Adding 40 model components to the UV plane model. ! The established model now contains 70 components and 0.864949 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.9379 mas, bmaj=2.002 mas, bpa=-24.75 degrees ! Estimated noise=0.922236 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000702602 Jy ! Component: 100 - total flux cleaned = 0.00119582 Jy ! Component: 150 - total flux cleaned = 0.00159726 Jy ! Component: 200 - total flux cleaned = 0.00210046 Jy ! Total flux subtracted in 200 components = 0.00210046 Jy ! Clean residual min=-0.003930 max=0.003896 Jy/beam ! Clean residual mean=0.000000 rms=0.000918 Jy/beam ! Combined flux in latest and established models = 0.86705 Jy selfcal ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 83 components and 0.86705 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=0.058995Jy sigma=0.871081 ! Fit after self-cal, rms=0.058896Jy sigma=0.868178 wmodel J1753+2848_X_b_map.mod ! Writing 83 model components to file: J1753+2848_X_b_map.mod wobs J1753+2848_X_b_uvs.fits ! Writing UV FITS file: J1753+2848_X_b_uvs.fits wwins J1753+2848_X_b_map.win ! wwins: Wrote 2 windows to J1753+2848_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 = -0.000801514 Jy ! Component: 100 - total flux cleaned = -0.000866111 Jy ! Component: 150 - total flux cleaned = -0.000560476 Jy ! Component: 200 - total flux cleaned = -0.000502428 Jy ! Component: 250 - total flux cleaned = -0.000444767 Jy ! Component: 300 - total flux cleaned = -0.000336571 Jy ! Component: 350 - total flux cleaned = -0.000388153 Jy ! Component: 400 - total flux cleaned = -0.000489427 Jy ! Component: 450 - total flux cleaned = -0.000636119 Jy ! Component: 500 - total flux cleaned = -0.000779018 Jy ! Component: 550 - total flux cleaned = -0.000871005 Jy ! Component: 600 - total flux cleaned = -0.000961052 Jy ! Component: 650 - total flux cleaned = -0.00113735 Jy ! Component: 700 - total flux cleaned = -0.00126698 Jy ! Component: 750 - total flux cleaned = -0.0013936 Jy ! Component: 800 - total flux cleaned = -0.00135156 Jy ! Component: 850 - total flux cleaned = -0.00131031 Jy ! Component: 900 - total flux cleaned = -0.00131108 Jy ! Component: 950 - total flux cleaned = -0.00139036 Jy ! Component: 1000 - total flux cleaned = -0.00135141 Jy ! Component: 1050 - total flux cleaned = -0.00131314 Jy ! Component: 1100 - total flux cleaned = -0.00127547 Jy ! Component: 1150 - total flux cleaned = -0.00120124 Jy ! Component: 1200 - total flux cleaned = -0.0012381 Jy ! Component: 1250 - total flux cleaned = -0.00138177 Jy ! Component: 1300 - total flux cleaned = -0.0013113 Jy ! Component: 1350 - total flux cleaned = -0.00138183 Jy ! Component: 1400 - total flux cleaned = -0.0014853 Jy ! Component: 1450 - total flux cleaned = -0.00158719 Jy ! Component: 1500 - total flux cleaned = -0.00158746 Jy ! Component: 1550 - total flux cleaned = -0.0016867 Jy ! Component: 1600 - total flux cleaned = -0.00175256 Jy ! Component: 1650 - total flux cleaned = -0.00188069 Jy ! Component: 1700 - total flux cleaned = -0.00188097 Jy ! Component: 1750 - total flux cleaned = -0.0020064 Jy ! Component: 1800 - total flux cleaned = -0.00212984 Jy ! Component: 1850 - total flux cleaned = -0.00206908 Jy ! Component: 1900 - total flux cleaned = -0.00222036 Jy ! Component: 1950 - total flux cleaned = -0.00227961 Jy ! Component: 2000 - total flux cleaned = -0.00230913 Jy ! Component: 2050 - total flux cleaned = -0.00239624 Jy ! Component: 2100 - total flux cleaned = -0.00233872 Jy ! Component: 2150 - total flux cleaned = -0.00245231 Jy ! Component: 2200 - total flux cleaned = -0.00253586 Jy ! Component: 2250 - total flux cleaned = -0.00256344 Jy ! Component: 2300 - total flux cleaned = -0.00259039 Jy ! Component: 2350 - total flux cleaned = -0.0026173 Jy ! Component: 2400 - total flux cleaned = -0.00269742 Jy ! Component: 2450 - total flux cleaned = -0.00275023 Jy ! Component: 2500 - total flux cleaned = -0.002803 Jy ! Component: 2550 - total flux cleaned = -0.00282902 Jy ! Component: 2600 - total flux cleaned = -0.00293182 Jy ! Component: 2650 - total flux cleaned = -0.00300771 Jy ! Component: 2700 - total flux cleaned = -0.00290682 Jy ! Component: 2750 - total flux cleaned = -0.00293161 Jy ! Component: 2800 - total flux cleaned = -0.00300558 Jy ! Component: 2850 - total flux cleaned = -0.00302989 Jy ! Component: 2900 - total flux cleaned = -0.00305428 Jy ! Component: 2950 - total flux cleaned = -0.00317376 Jy ! Component: 3000 - total flux cleaned = -0.00310282 Jy ! Component: 3050 - total flux cleaned = -0.00319647 Jy ! Component: 3100 - total flux cleaned = -0.00321958 Jy ! Component: 3150 - total flux cleaned = -0.00321986 Jy ! Component: 3200 - total flux cleaned = -0.00328829 Jy ! Component: 3250 - total flux cleaned = -0.0033107 Jy ! Component: 3300 - total flux cleaned = -0.00331083 Jy ! Component: 3350 - total flux cleaned = -0.00339964 Jy ! Component: 3400 - total flux cleaned = -0.00339987 Jy ! Component: 3450 - total flux cleaned = -0.00337806 Jy ! Component: 3500 - total flux cleaned = -0.00344308 Jy ! Component: 3550 - total flux cleaned = -0.00346486 Jy ! Component: 3600 - total flux cleaned = -0.00348601 Jy ! Component: 3650 - total flux cleaned = -0.00354926 Jy ! Component: 3700 - total flux cleaned = -0.00352835 Jy ! Component: 3750 - total flux cleaned = -0.00352841 Jy ! Component: 3800 - total flux cleaned = -0.00354915 Jy ! Component: 3850 - total flux cleaned = -0.00356962 Jy ! Component: 3900 - total flux cleaned = -0.00354927 Jy ! Component: 3950 - total flux cleaned = -0.00356943 Jy ! Component: 4000 - total flux cleaned = -0.00362974 Jy ! Component: 4050 - total flux cleaned = -0.00366948 Jy ! Total flux subtracted in 4096 components = -0.00364966 Jy ! Clean residual min=-0.001511 max=0.001099 Jy/beam ! Clean residual mean=-0.000000 rms=0.000338 Jy/beam ! Combined flux in latest and established models = 0.8634 Jy keep ! Adding 277 model components to the UV plane model. ! The established model now contains 360 components and 0.8634 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J1753+2848_X_b_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9379 x 2.002 at -24.75 degrees (North through East) ! Clean map min=-0.0030917 max=0.67342 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J1753+2848_X_b_map.fits wmodel /vlbi/uf001/uva//J1753+2848_X_b_map.mod ! Writing 360 model components to file: /vlbi/uf001/uva//J1753+2848_X_b_map.mod wobs /vlbi/uf001/uva//J1753+2848_X_b_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J1753+2848_X_b_uvs.fits wwins /vlbi/uf001/uva//J1753+2848_X_b_map.win ! wwins: Wrote 3 windows to /vlbi/uf001/uva//J1753+2848_X_b_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.67342 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.00033527 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.149358 0.149358 0.298717 0.597433 1.19487 2.38973 4.77947 9.55894 19.1179 38.2357 76.4715 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.001 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.673 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 2008.59 quit ! Quitting program ! Log file /vlbi/uf001/uva//J1753+2848_X_b_dfm.log closed on Mon Jan 14 04:23:19 2019