! Started logfile: /vlbi/uf001/uva//J0534+1927_X_b_dfm.log on Sun Jan 13 22:39:12 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//J0534+1927_X_b_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J0534+1927_X_b_uva.fits ! AN table 1: 148 integrations on 21 of 21 possible baselines. ! Apparent sampling: 0.857143 visibilities/baseline/integration-bin. ! Found source: J0534+1927 ! ! 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 31968 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 J0534+1927_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 100 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 100 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 100 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 100 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 100 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 100 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 100 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 100 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 100 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 100 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 100 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 100 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.000952Jy sigma=23.370037 ! Fit after self-cal, rms=0.971835Jy sigma=22.678306 ! 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=1.375 mas, bmaj=2.576 mas, bpa=-8.94 degrees ! Estimated noise=0.478537 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 = 0.0230058 Jy ! Component: 100 - total flux cleaned = 0.0280869 Jy ! Total flux subtracted in 100 components = 0.0280869 Jy ! Clean residual min=-0.003629 max=0.003716 Jy/beam ! Clean residual mean=-0.000004 rms=0.000944 Jy/beam ! Combined flux in latest and established models = 0.0280869 Jy ! Performing phase self-cal ! Adding 4 model components to the UV plane model. ! The established model now contains 4 components and 0.0280869 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=0.050307Jy sigma=1.145066 ! Fit after self-cal, rms=0.048736Jy sigma=1.108187 ! 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=1.614 mas, bmaj=2.778 mas, bpa=-7.251 degrees ! Estimated noise=0.173447 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 = 0.00371277 Jy ! Component: 100 - total flux cleaned = 0.00567999 Jy ! Component: 150 - total flux cleaned = 0.0069502 Jy ! Component: 200 - total flux cleaned = 0.00781356 Jy ! Total flux subtracted in 200 components = 0.00781356 Jy ! Clean residual min=-0.003102 max=0.003301 Jy/beam ! Clean residual mean=-0.000014 rms=0.000839 Jy/beam ! Combined flux in latest and established models = 0.0359005 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 11 components and 0.0359005 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=0.048469Jy sigma=1.100626 ! Fit after self-cal, rms=0.048440Jy sigma=1.099507 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.614 x 2.778 at -7.251 degrees (North through East) ! Clean map min=-0.0030754 max=0.032667 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.17 HN 1.08 KP 1.06 LA 0.78 ! NL 1.41 OV 1.12 PT 0.94 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.12 HN 1.08 KP 1.18 LA 0.71 ! NL 1.42 OV 1.17 PT 0.94 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 HN 0.97 KP 1.16 LA 0.82 ! NL 1.34 OV 1.07 PT 0.97 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 HN 0.98 KP 1.20 LA 0.77 ! NL 1.38 OV 1.14 PT 0.97 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 HN 0.91 KP 1.25 LA 0.80 ! NL 1.33 OV 1.23 PT 0.96 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 HN 1.05 KP 1.12 LA 0.78 ! NL 1.29 OV 1.08 PT 0.92 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 HN 0.86 KP 1.28 LA 0.75 ! NL 1.31 OV 1.07 PT 0.94 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 HN 0.89 KP 1.15 LA 0.76 ! NL 1.24 OV 1.20 PT 0.89 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 HN 0.87 KP 1.15 LA 0.77 ! NL 1.25 OV 1.07 PT 0.95 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 0.90 HN 0.88 KP 1.08 LA 0.81 ! NL 1.17 OV 1.01 PT 1.00 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 0.85 HN 0.86 KP 1.05 LA 0.74 ! NL 1.21 OV 1.06 PT 0.93 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 0.80 HN 0.85 KP 1.00 LA 0.80 ! NL 1.24 OV 1.02 PT 0.88 ! ! ! Fit before self-cal, rms=0.048440Jy sigma=1.099507 ! Fit after self-cal, rms=0.048488Jy sigma=1.085926 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.61 mas, bmaj=2.764 mas, bpa=-7.061 degrees ! Estimated noise=0.171517 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 = 0.000474882 Jy ! Component: 100 - total flux cleaned = 0.000538022 Jy ! Component: 150 - total flux cleaned = 0.000570578 Jy ! Component: 200 - total flux cleaned = 0.000564472 Jy ! Total flux subtracted in 200 components = 0.000564472 Jy ! Clean residual min=-0.001401 max=0.001615 Jy/beam ! Clean residual mean=-0.000003 rms=0.000468 Jy/beam ! Combined flux in latest and established models = 0.0364649 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 18 components and 0.0364649 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=0.048485Jy sigma=1.085729 ! Fit after self-cal, rms=0.049094Jy sigma=1.080345 ! 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=0.049094Jy sigma=1.080345 ! Fit after self-cal, rms=0.052823Jy sigma=1.076072 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.624 mas, bmaj=2.753 mas, bpa=-7.193 degrees ! Estimated noise=0.173985 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000394518 Jy ! Component: 100 - total flux cleaned = 0.000362298 Jy ! Component: 150 - total flux cleaned = 0.000374188 Jy ! Component: 200 - total flux cleaned = 0.000346029 Jy ! Total flux subtracted in 200 components = 0.000346029 Jy ! Clean residual min=-0.001045 max=0.001395 Jy/beam ! Clean residual mean=-0.000002 rms=0.000281 Jy/beam ! Combined flux in latest and established models = 0.036811 Jy selfcal ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 28 components and 0.036811 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=0.052817Jy sigma=1.075749 ! Fit after self-cal, rms=0.053345Jy sigma=1.073915 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 = 9.91932e-05 Jy ! Component: 100 - total flux cleaned = 0.000139643 Jy ! Component: 150 - total flux cleaned = 0.000118578 Jy ! Component: 200 - total flux cleaned = 0.000102241 Jy ! Total flux subtracted in 200 components = 0.000102241 Jy ! Clean residual min=-0.001276 max=0.001050 Jy/beam ! Clean residual mean=-0.000003 rms=0.000310 Jy/beam ! Combined flux in latest and established models = 0.0369132 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 36 components and 0.0369132 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=0.053337Jy sigma=1.073804 ! Fit after self-cal, rms=0.053345Jy sigma=1.073700 ! 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=0.053345Jy sigma=1.073700 ! Fit after self-cal, rms=0.055634Jy sigma=1.072862 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.632 mas, bmaj=2.74 mas, bpa=-7.175 degrees ! Estimated noise=0.174075 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000310568 Jy ! Component: 100 - total flux cleaned = 0.000297633 Jy ! Component: 150 - total flux cleaned = 0.000267798 Jy ! Component: 200 - total flux cleaned = 0.000242549 Jy ! Total flux subtracted in 200 components = 0.000242549 Jy ! Clean residual min=-0.000984 max=0.001088 Jy/beam ! Clean residual mean=-0.000002 rms=0.000236 Jy/beam ! Combined flux in latest and established models = 0.0371558 Jy selfcal ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 37 components and 0.0371558 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=0.055629Jy sigma=1.072661 ! Fit after self-cal, rms=0.055949Jy sigma=1.072179 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 = 1.16197e-06 Jy ! Component: 100 - total flux cleaned = -1.77078e-05 Jy ! Component: 150 - total flux cleaned = -3.4187e-05 Jy ! Component: 200 - total flux cleaned = -5.50419e-05 Jy ! Total flux subtracted in 200 components = -5.50419e-05 Jy ! Clean residual min=-0.001135 max=0.000921 Jy/beam ! Clean residual mean=-0.000002 rms=0.000257 Jy/beam ! Combined flux in latest and established models = 0.0371007 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 39 components and 0.0371007 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=0.055944Jy sigma=1.072137 ! Fit after self-cal, rms=0.055951Jy sigma=1.072121 ! 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=0.055951Jy sigma=1.072121 ! Fit after self-cal, rms=0.057558Jy sigma=1.071753 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.416 mas, bmaj=3.008 mas, bpa=-21.39 degrees ! Estimated noise=0.183837 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000302101 Jy ! Component: 100 - total flux cleaned = 0.000321031 Jy ! Component: 150 - total flux cleaned = 0.000299806 Jy ! Component: 200 - total flux cleaned = 0.000282276 Jy ! Total flux subtracted in 200 components = 0.000282276 Jy ! Clean residual min=-0.001031 max=0.000930 Jy/beam ! Clean residual mean=-0.000002 rms=0.000246 Jy/beam ! Combined flux in latest and established models = 0.037383 Jy selfcal ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 47 components and 0.037383 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=0.057556Jy sigma=1.071631 ! Fit after self-cal, rms=0.057774Jy sigma=1.071387 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 = 2.35658e-06 Jy ! Component: 100 - total flux cleaned = -1.00377e-05 Jy ! Component: 150 - total flux cleaned = -2.53411e-05 Jy ! Component: 200 - total flux cleaned = -2.97486e-05 Jy ! Total flux subtracted in 200 components = -2.97486e-05 Jy ! Clean residual min=-0.001204 max=0.000947 Jy/beam ! Clean residual mean=-0.000002 rms=0.000275 Jy/beam ! Combined flux in latest and established models = 0.0373533 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 51 components and 0.0373533 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=0.057772Jy sigma=1.071372 ! Fit after self-cal, rms=0.057776Jy sigma=1.071363 ! 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=1.64 mas, bmaj=2.726 mas, bpa=-7.216 degrees ! Estimated noise=0.173681 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.64 x 2.726 at -7.216 degrees (North through East) ! Clean map min=-0.0010769 max=0.031556 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=1.377 mas, bmaj=2.513 mas, bpa=-9.896 degrees ! Estimated noise=0.487458 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0238319 Jy ! Component: 100 - total flux cleaned = 0.0293485 Jy ! Component: 150 - total flux cleaned = 0.0310773 Jy ! Component: 200 - total flux cleaned = 0.0319611 Jy ! Total flux subtracted in 200 components = 0.0319611 Jy ! Clean residual min=-0.002622 max=0.002825 Jy/beam ! Clean residual mean=-0.000003 rms=0.000713 Jy/beam ! Combined flux in latest and established models = 0.0319611 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 20 model components to the UV plane model. ! The established model now contains 20 components and 0.0319611 Jy ! Inverting map and beam ! Estimated beam: bmin=1.64 mas, bmaj=2.726 mas, bpa=-7.216 degrees ! Estimated noise=0.173681 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 = 0.00183924 Jy ! Component: 100 - total flux cleaned = 0.0029668 Jy ! Component: 150 - total flux cleaned = 0.00370138 Jy ! Component: 200 - total flux cleaned = 0.00419016 Jy ! Total flux subtracted in 200 components = 0.00419016 Jy ! Clean residual min=-0.001068 max=0.000996 Jy/beam ! Clean residual mean=-0.000003 rms=0.000259 Jy/beam ! Combined flux in latest and established models = 0.0361513 Jy ! Adding 18 model components to the UV plane model. ! The established model now contains 35 components and 0.0361513 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=2.416 mas, bmaj=3.008 mas, bpa=-21.39 degrees ! Estimated noise=0.183837 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000477999 Jy ! Component: 100 - total flux cleaned = 0.000737752 Jy ! Component: 150 - total flux cleaned = 0.000886893 Jy ! Component: 200 - total flux cleaned = 0.000908105 Jy ! Total flux subtracted in 200 components = 0.000908105 Jy ! Clean residual min=-0.001169 max=0.000938 Jy/beam ! Clean residual mean=-0.000003 rms=0.000281 Jy/beam ! Combined flux in latest and established models = 0.0370594 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 = 1.95961e-05 Jy ! Component: 100 - total flux cleaned = 3.75167e-05 Jy ! Component: 150 - total flux cleaned = 5.08459e-05 Jy ! Component: 200 - total flux cleaned = 6.02707e-05 Jy ! Total flux subtracted in 200 components = 6.02707e-05 Jy ! Clean residual min=-0.001169 max=0.000942 Jy/beam ! Clean residual mean=-0.000003 rms=0.000279 Jy/beam ! Combined flux in latest and established models = 0.0371196 Jy ! Adding 22 model components to the UV plane model. ! The established model now contains 53 components and 0.0371196 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=1.64 mas, bmaj=2.726 mas, bpa=-7.216 degrees ! Estimated noise=0.173681 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -7.91474e-05 Jy ! Component: 100 - total flux cleaned = -9.91166e-05 Jy ! Component: 150 - total flux cleaned = -0.00011619 Jy ! Component: 200 - total flux cleaned = -0.000131482 Jy ! Total flux subtracted in 200 components = -0.000131482 Jy ! Clean residual min=-0.001058 max=0.000914 Jy/beam ! Clean residual mean=-0.000002 rms=0.000243 Jy/beam ! Combined flux in latest and established models = 0.0369882 Jy selfcal ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 64 components and 0.0369882 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=0.057778Jy sigma=1.071416 ! Fit after self-cal, rms=0.057789Jy sigma=1.071366 wmodel J0534+1927_X_b_map.mod ! Writing 64 model components to file: J0534+1927_X_b_map.mod wobs J0534+1927_X_b_uvs.fits ! Writing UV FITS file: J0534+1927_X_b_uvs.fits wwins J0534+1927_X_b_map.win ! wwins: Wrote 1 windows to J0534+1927_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 = -0.000170049 Jy ! Component: 100 - total flux cleaned = 0.000105787 Jy ! Component: 150 - total flux cleaned = 0.000331936 Jy ! Component: 200 - total flux cleaned = 0.000463952 Jy ! Component: 250 - total flux cleaned = 0.000576673 Jy ! Component: 300 - total flux cleaned = 0.000684071 Jy ! Component: 350 - total flux cleaned = 0.000787203 Jy ! Component: 400 - total flux cleaned = 0.000875231 Jy ! Component: 450 - total flux cleaned = 0.000959909 Jy ! Component: 500 - total flux cleaned = 0.00105153 Jy ! Component: 550 - total flux cleaned = 0.00113018 Jy ! Component: 600 - total flux cleaned = 0.00124462 Jy ! Component: 650 - total flux cleaned = 0.00133732 Jy ! Component: 700 - total flux cleaned = 0.00141835 Jy ! Component: 750 - total flux cleaned = 0.00150583 Jy ! Component: 800 - total flux cleaned = 0.0016076 Jy ! Component: 850 - total flux cleaned = 0.00165703 Jy ! Component: 900 - total flux cleaned = 0.00169734 Jy ! Component: 950 - total flux cleaned = 0.00176834 Jy ! Component: 1000 - total flux cleaned = 0.00179932 Jy ! Component: 1050 - total flux cleaned = 0.00184483 Jy ! Component: 1100 - total flux cleaned = 0.00191884 Jy ! Component: 1150 - total flux cleaned = 0.00199123 Jy ! Component: 1200 - total flux cleaned = 0.00204066 Jy ! Component: 1250 - total flux cleaned = 0.002117 Jy ! Component: 1300 - total flux cleaned = 0.00217831 Jy ! Component: 1350 - total flux cleaned = 0.00225188 Jy ! Component: 1400 - total flux cleaned = 0.0023044 Jy ! Component: 1450 - total flux cleaned = 0.00236884 Jy ! Component: 1500 - total flux cleaned = 0.00242566 Jy ! Component: 1550 - total flux cleaned = 0.00249408 Jy ! Component: 1600 - total flux cleaned = 0.00254917 Jy ! Component: 1650 - total flux cleaned = 0.00262738 Jy ! Component: 1700 - total flux cleaned = 0.00269259 Jy ! Component: 1750 - total flux cleaned = 0.0027451 Jy ! Component: 1800 - total flux cleaned = 0.00280827 Jy ! Component: 1850 - total flux cleaned = 0.00285926 Jy ! Component: 1900 - total flux cleaned = 0.00289831 Jy ! Component: 1950 - total flux cleaned = 0.00295863 Jy ! Component: 2000 - total flux cleaned = 0.00300187 Jy ! Component: 2050 - total flux cleaned = 0.00304989 Jy ! Component: 2100 - total flux cleaned = 0.00309716 Jy ! Component: 2150 - total flux cleaned = 0.00313357 Jy ! Component: 2200 - total flux cleaned = 0.00318986 Jy ! Component: 2250 - total flux cleaned = 0.00322525 Jy ! Component: 2300 - total flux cleaned = 0.00325517 Jy ! Component: 2350 - total flux cleaned = 0.00329938 Jy ! Component: 2400 - total flux cleaned = 0.00333331 Jy ! Component: 2450 - total flux cleaned = 0.00335732 Jy ! Component: 2500 - total flux cleaned = 0.00341411 Jy ! Component: 2550 - total flux cleaned = 0.00344201 Jy ! Component: 2600 - total flux cleaned = 0.00347424 Jy ! Component: 2650 - total flux cleaned = 0.00350611 Jy ! Component: 2700 - total flux cleaned = 0.0035376 Jy ! Component: 2750 - total flux cleaned = 0.00356878 Jy ! Component: 2800 - total flux cleaned = 0.00358202 Jy ! Component: 2850 - total flux cleaned = 0.00362562 Jy ! Component: 2900 - total flux cleaned = 0.00365143 Jy ! Component: 2950 - total flux cleaned = 0.00368559 Jy ! Component: 3000 - total flux cleaned = 0.00371086 Jy ! Component: 3050 - total flux cleaned = 0.00373597 Jy ! Component: 3100 - total flux cleaned = 0.00375665 Jy ! Component: 3150 - total flux cleaned = 0.00378542 Jy ! Component: 3200 - total flux cleaned = 0.00381801 Jy ! Component: 3250 - total flux cleaned = 0.00385033 Jy ! Component: 3300 - total flux cleaned = 0.00387035 Jy ! Component: 3350 - total flux cleaned = 0.00389817 Jy ! Component: 3400 - total flux cleaned = 0.00391006 Jy ! Component: 3450 - total flux cleaned = 0.00392574 Jy ! Component: 3500 - total flux cleaned = 0.00394901 Jy ! Component: 3550 - total flux cleaned = 0.00394902 Jy ! Component: 3600 - total flux cleaned = 0.00396055 Jy ! Component: 3650 - total flux cleaned = 0.00396816 Jy ! Component: 3700 - total flux cleaned = 0.00398333 Jy ! Component: 3750 - total flux cleaned = 0.00398711 Jy ! Component: 3800 - total flux cleaned = 0.00399088 Jy ! Component: 3850 - total flux cleaned = 0.00400583 Jy ! Component: 3900 - total flux cleaned = 0.00401326 Jy ! Component: 3950 - total flux cleaned = 0.00401325 Jy ! Component: 4000 - total flux cleaned = 0.00402062 Jy ! Component: 4050 - total flux cleaned = 0.00401694 Jy ! Total flux subtracted in 4096 components = 0.00403155 Jy ! Clean residual min=-0.000206 max=0.000344 Jy/beam ! Clean residual mean=0.000000 rms=0.000064 Jy/beam ! Combined flux in latest and established models = 0.0410197 Jy keep ! Adding 258 model components to the UV plane model. ! The established model now contains 322 components and 0.0410197 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J0534+1927_X_b_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.64 x 2.726 at -7.216 degrees (North through East) ! Clean map min=-0.00058923 max=0.031476 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J0534+1927_X_b_map.fits wmodel /vlbi/uf001/uva//J0534+1927_X_b_map.mod ! Writing 322 model components to file: /vlbi/uf001/uva//J0534+1927_X_b_map.mod wobs /vlbi/uf001/uva//J0534+1927_X_b_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J0534+1927_X_b_uvs.fits wwins /vlbi/uf001/uva//J0534+1927_X_b_map.win ! wwins: Wrote 2 windows to /vlbi/uf001/uva//J0534+1927_X_b_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0314756 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 6.22039e-05 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.592877 0.592877 1.18575 2.37151 4.74301 9.48603 18.9721 37.9441 75.8882 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0001 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.031 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 506.007 quit ! Quitting program ! Log file /vlbi/uf001/uva//J0534+1927_X_b_dfm.log closed on Sun Jan 13 22:39:18 2019