! Started logfile: /vlbi/sb072/temp_maps//J0856-1957_C_dfm.log on Tue Mar 5 22:52:23 2019 float field_size field_size = 1024 float field_cell field_cell = 0.3000 float taper_size taper_size = 40.0 float freq freq = 4.12800 obs /vlbi/sb072/temp_maps//J0856-1957_C_uva.fits ! Reading UV FITS file: /vlbi/sb072/temp_maps//J0856-1957_C_uva.fits ! AN table 1: 3 integrations on 36 of 36 possible baselines. ! Apparent sampling: 1 visibilities/baseline/integration-bin. ! Found source: J0856-1957 ! ! There are 8 IFs, and a total of 8 channels: ! ! IF Channel Frequency Freq offset Number of Overall IF ! origin at origin per channel channels bandwidth ! ------------------------------------------------------------- (Hz) ! 01 1 4.128e+09 3.2e+07 1 3.2e+07 ! 02 2 4.16e+09 3.2e+07 1 3.2e+07 ! 03 3 4.192e+09 3.2e+07 1 3.2e+07 ! 04 4 4.224e+09 3.2e+07 1 3.2e+07 ! 05 5 4.416e+09 3.2e+07 1 3.2e+07 ! 06 6 4.512e+09 3.2e+07 1 3.2e+07 ! 07 7 4.544e+09 3.2e+07 1 3.2e+07 ! 08 8 4.576e+09 3.2e+07 1 3.2e+07 ! ! Polarization(s): RR ! ! Read 85 lines of history. ! ! Reading 864 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 8 channels. ! Selecting polarization: RR, channels: 1..8 ! 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 print "field_size =", field_size ! field_size = 1024 print "field_cell =", field_cell ! field_cell = 0.3 print "taper_size =", taper_size ! taper_size = 40 ![@/opt64/bin/pima_mupet_01.dfm J0856-1957_C] 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 0.300x0.300 milli-arcsec cellsize. startmod ! Applying default point source starting model. ! Performing phase self-cal ! Adding 1 model components to the UV plane model. ! The established model now contains 1 components and 1 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.999681Jy sigma=41.442843 ! Fit after self-cal, rms=0.968556Jy sigma=40.141992 ! 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=1.417 mas, bmaj=3.328 mas, bpa=-7.029 degrees ! Estimated noise=0.831366 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 = 0.0232335 Jy ! Component: 100 - total flux cleaned = 0.0289837 Jy ! Total flux subtracted in 100 components = 0.0289837 Jy ! Clean residual min=-0.002712 max=0.003496 Jy/beam ! Clean residual mean=-0.000001 rms=0.000714 Jy/beam ! Combined flux in latest and established models = 0.0289837 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 10 components and 0.0289837 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. ! ! Fit before self-cal, rms=0.020764Jy sigma=0.795955 ! Fit after self-cal, rms=0.019121Jy sigma=0.732952 ! 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=1.778 mas, bmaj=4.095 mas, bpa=-6.231 degrees ! Estimated noise=0.602193 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 = 0.00430713 Jy ! Component: 100 - total flux cleaned = 0.0059382 Jy ! Component: 150 - total flux cleaned = 0.00670517 Jy ! Component: 200 - total flux cleaned = 0.00708926 Jy ! Total flux subtracted in 200 components = 0.00708926 Jy ! Clean residual min=-0.001996 max=0.002345 Jy/beam ! Clean residual mean=-0.000004 rms=0.000518 Jy/beam ! Combined flux in latest and established models = 0.036073 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 24 components and 0.036073 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. ! ! Fit before self-cal, rms=0.018273Jy sigma=0.695309 ! Fit after self-cal, rms=0.018275Jy sigma=0.695195 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.778 x 4.095 at -6.231 degrees (North through East) ! Clean map min=-0.0019038 max=0.032317 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.12 FD 0.88 KP 0.96 LA 1.20 ! MK 1.01 NL 1.04 OV 1.02 PT 0.77 ! SC 1.21 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 1.05 KP 0.93 LA 0.99 ! MK 0.86 NL 1.07 OV 1.04 PT 1.01 ! SC 0.92 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.13 FD 1.05 KP 0.98 LA 0.99 ! MK 1.17 NL 0.99 OV 1.14 PT 0.92 ! SC 1.03 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.21 FD 0.93 KP 1.03 LA 0.99 ! MK 1.04 NL 1.21 OV 0.94 PT 0.97 ! SC 1.16 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 0.83 KP 0.92 LA 1.18 ! MK 0.96 NL 0.97 OV 1.03 PT 0.97 ! SC 0.84 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.26 FD 0.96 KP 1.04 LA 1.06 ! MK 0.93 NL 1.04 OV 0.99 PT 0.83 ! SC 1.07 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 0.91 KP 1.02 LA 1.05 ! MK 0.93 NL 1.29 OV 0.96 PT 0.86 ! SC 0.99 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 0.92 KP 1.00 LA 1.02 ! MK 1.03 NL 1.19 OV 1.13 PT 0.85 ! SC 0.90 ! ! ! Fit before self-cal, rms=0.018275Jy sigma=0.695195 ! Fit after self-cal, rms=0.018542Jy sigma=0.667353 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.774 mas, bmaj=4.113 mas, bpa=-6.246 degrees ! Estimated noise=0.604166 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 = 4.90679e-05 Jy ! Component: 100 - total flux cleaned = 8.444e-05 Jy ! Component: 150 - total flux cleaned = 9.88709e-05 Jy ! Component: 200 - total flux cleaned = 9.2097e-05 Jy ! Total flux subtracted in 200 components = 9.2097e-05 Jy ! Clean residual min=-0.001701 max=0.001803 Jy/beam ! Clean residual mean=-0.000002 rms=0.000415 Jy/beam ! Combined flux in latest and established models = 0.0361651 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 31 components and 0.0361651 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. ! ! Fit before self-cal, rms=0.018530Jy sigma=0.667139 ! Fit after self-cal, rms=0.018553Jy sigma=0.666663 ! 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. ! ! Fit before self-cal, rms=0.018553Jy sigma=0.666663 ! Fit after self-cal, rms=0.018666Jy sigma=0.666615 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.772 mas, bmaj=4.111 mas, bpa=-6.183 degrees ! Estimated noise=0.606537 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000147548 Jy ! Component: 100 - total flux cleaned = 0.000147939 Jy ! Component: 150 - total flux cleaned = 0.000141843 Jy ! Component: 200 - total flux cleaned = 0.000136162 Jy ! Total flux subtracted in 200 components = 0.000136162 Jy ! Clean residual min=-0.001720 max=0.001838 Jy/beam ! Clean residual mean=-0.000002 rms=0.000415 Jy/beam ! Combined flux in latest and established models = 0.0363013 Jy selfcal ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 34 components and 0.0363013 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. ! ! Fit before self-cal, rms=0.018657Jy sigma=0.666505 ! Fit after self-cal, rms=0.018659Jy sigma=0.666489 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 (-53.1, -16.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00134652 Jy ! Component: 100 - total flux cleaned = 0.00138025 Jy ! Component: 150 - total flux cleaned = 0.00133237 Jy ! Component: 200 - total flux cleaned = 0.00129468 Jy ! Total flux subtracted in 200 components = 0.00129468 Jy ! Clean residual min=-0.001650 max=0.001486 Jy/beam ! Clean residual mean=-0.000003 rms=0.000380 Jy/beam ! Combined flux in latest and established models = 0.037596 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 50 components and 0.037596 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. ! ! Fit before self-cal, rms=0.018527Jy sigma=0.660138 ! Fit after self-cal, rms=0.018523Jy sigma=0.659702 ! 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. ! ! Fit before self-cal, rms=0.018523Jy sigma=0.659702 ! Fit after self-cal, rms=0.018561Jy sigma=0.659437 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.774 mas, bmaj=4.114 mas, bpa=-6.186 degrees ! Estimated noise=0.607786 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000324366 Jy ! Component: 100 - total flux cleaned = 0.00032562 Jy ! Component: 150 - total flux cleaned = 0.000295603 Jy ! Component: 200 - total flux cleaned = 0.000267878 Jy ! Total flux subtracted in 200 components = 0.000267878 Jy ! Clean residual min=-0.001631 max=0.001486 Jy/beam ! Clean residual mean=-0.000003 rms=0.000371 Jy/beam ! Combined flux in latest and established models = 0.0378638 Jy selfcal ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 60 components and 0.0378638 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. ! ! Fit before self-cal, rms=0.018533Jy sigma=0.657934 ! Fit after self-cal, rms=0.018534Jy sigma=0.657859 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 = 9.73428e-05 Jy ! Component: 100 - total flux cleaned = 7.12679e-05 Jy ! Component: 150 - total flux cleaned = 4.72078e-05 Jy ! Component: 200 - total flux cleaned = 2.48557e-05 Jy ! Total flux subtracted in 200 components = 2.48557e-05 Jy ! Clean residual min=-0.001619 max=0.001487 Jy/beam ! Clean residual mean=-0.000003 rms=0.000367 Jy/beam ! Combined flux in latest and established models = 0.0378887 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 68 components and 0.0378887 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. ! ! Fit before self-cal, rms=0.018520Jy sigma=0.657077 ! Fit after self-cal, rms=0.018519Jy sigma=0.657054 ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 40 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. ! ! Fit before self-cal, rms=0.018519Jy sigma=0.657054 ! Fit after self-cal, rms=0.018571Jy sigma=0.656960 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=4.339 mas, bmaj=8.773 mas, bpa=-9.34 degrees ! Estimated noise=0.748498 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 2.28883e-05 Jy ! Component: 100 - total flux cleaned = 3.1805e-05 Jy ! Component: 150 - total flux cleaned = 4.77798e-05 Jy ! Component: 200 - total flux cleaned = 4.75904e-05 Jy ! Total flux subtracted in 200 components = 4.75904e-05 Jy ! Clean residual min=-0.001540 max=0.001360 Jy/beam ! Clean residual mean=-0.000006 rms=0.000411 Jy/beam ! Combined flux in latest and established models = 0.0379363 Jy selfcal ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 79 components and 0.0379363 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. ! ! Fit before self-cal, rms=0.018563Jy sigma=0.656637 ! Fit after self-cal, rms=0.018564Jy sigma=0.656622 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 = 1.55075e-05 Jy ! Component: 100 - total flux cleaned = 2.06569e-06 Jy ! Component: 150 - total flux cleaned = -4.36449e-06 Jy ! Component: 200 - total flux cleaned = -1.02383e-05 Jy ! Total flux subtracted in 200 components = -1.02383e-05 Jy ! Clean residual min=-0.001529 max=0.001345 Jy/beam ! Clean residual mean=-0.000006 rms=0.000409 Jy/beam ! Combined flux in latest and established models = 0.037926 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 84 components and 0.037926 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. ! ! Fit before self-cal, rms=0.018562Jy sigma=0.656468 ! Fit after self-cal, rms=0.018562Jy sigma=0.656457 ! 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=1.775 mas, bmaj=4.116 mas, bpa=-6.24 degrees ! Estimated noise=0.609481 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.775 x 4.116 at -6.24 degrees (North through East) ! Clean map min=-0.0015594 max=0.032728 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=1.403 mas, bmaj=3.347 mas, bpa=-7.242 degrees ! Estimated noise=0.842891 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0246052 Jy ! Component: 100 - total flux cleaned = 0.0310502 Jy ! Component: 150 - total flux cleaned = 0.033918 Jy ! Component: 200 - total flux cleaned = 0.0352371 Jy ! Total flux subtracted in 200 components = 0.0352371 Jy ! Clean residual min=-0.002196 max=0.002232 Jy/beam ! Clean residual mean=-0.000001 rms=0.000533 Jy/beam ! Combined flux in latest and established models = 0.0352371 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 21 model components to the UV plane model. ! The established model now contains 21 components and 0.0352371 Jy ! Inverting map and beam ! Estimated beam: bmin=1.775 mas, bmaj=4.116 mas, bpa=-6.24 degrees ! Estimated noise=0.609481 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 = 0.00167216 Jy ! Component: 100 - total flux cleaned = 0.00227623 Jy ! Component: 150 - total flux cleaned = 0.00249135 Jy ! Component: 200 - total flux cleaned = 0.00259185 Jy ! Total flux subtracted in 200 components = 0.00259185 Jy ! Clean residual min=-0.001652 max=0.001509 Jy/beam ! Clean residual mean=-0.000003 rms=0.000383 Jy/beam ! Combined flux in latest and established models = 0.0378289 Jy ! Adding 25 model components to the UV plane model. ! The established model now contains 41 components and 0.0378289 Jy ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 40 mega-wavelengths. clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=4.339 mas, bmaj=8.773 mas, bpa=-9.34 degrees ! Estimated noise=0.748498 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000186 Jy ! Component: 100 - total flux cleaned = 0.000305134 Jy ! Component: 150 - total flux cleaned = 0.000347871 Jy ! Component: 200 - total flux cleaned = 0.000335815 Jy ! Total flux subtracted in 200 components = 0.000335815 Jy ! Clean residual min=-0.001555 max=0.001396 Jy/beam ! Clean residual mean=-0.000006 rms=0.000420 Jy/beam ! Combined flux in latest and established models = 0.0381648 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 = -2.21649e-05 Jy ! Component: 100 - total flux cleaned = -4.258e-05 Jy ! Component: 150 - total flux cleaned = -6.1262e-05 Jy ! Component: 200 - total flux cleaned = -6.99126e-05 Jy ! Total flux subtracted in 200 components = -6.99126e-05 Jy ! Clean residual min=-0.001538 max=0.001363 Jy/beam ! Clean residual mean=-0.000006 rms=0.000414 Jy/beam ! Combined flux in latest and established models = 0.0380948 Jy ! Adding 24 model components to the UV plane model. ! The established model now contains 61 components and 0.0380949 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=1.775 mas, bmaj=4.116 mas, bpa=-6.24 degrees ! Estimated noise=0.609481 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 7.09403e-05 Jy ! Component: 100 - total flux cleaned = 8.54462e-05 Jy ! Component: 150 - total flux cleaned = 7.05094e-05 Jy ! Component: 200 - total flux cleaned = 4.37727e-05 Jy ! Total flux subtracted in 200 components = 4.37727e-05 Jy ! Clean residual min=-0.001594 max=0.001479 Jy/beam ! Clean residual mean=-0.000003 rms=0.000366 Jy/beam ! Combined flux in latest and established models = 0.0381386 Jy selfcal ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 73 components and 0.0381386 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. ! ! Fit before self-cal, rms=0.018571Jy sigma=0.656826 ! Fit after self-cal, rms=0.018571Jy sigma=0.656757 wmodel J0856-1957_C_map.mod ! Writing 73 model components to file: J0856-1957_C_map.mod wobs J0856-1957_C_uvs.fits ! Writing UV FITS file: J0856-1957_C_uvs.fits wwins J0856-1957_C_map.win ! wwins: Wrote 2 windows to J0856-1957_C_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 = -0.000258541 Jy ! Component: 100 - total flux cleaned = -0.000409214 Jy ! Component: 150 - total flux cleaned = -0.000341418 Jy ! Component: 200 - total flux cleaned = -0.000254461 Jy ! Component: 250 - total flux cleaned = -0.000172323 Jy ! Component: 300 - total flux cleaned = -5.23732e-05 Jy ! Component: 350 - total flux cleaned = 0.000102524 Jy ! Component: 400 - total flux cleaned = 0.000196048 Jy ! Component: 450 - total flux cleaned = 0.000250576 Jy ! Component: 500 - total flux cleaned = 0.000410014 Jy ! Component: 550 - total flux cleaned = 0.000495941 Jy ! Component: 600 - total flux cleaned = 0.000563322 Jy ! Component: 650 - total flux cleaned = 0.000678243 Jy ! Component: 700 - total flux cleaned = 0.000726405 Jy ! Component: 750 - total flux cleaned = 0.000805061 Jy ! Component: 800 - total flux cleaned = 0.000881625 Jy ! Component: 850 - total flux cleaned = 0.000941742 Jy ! Component: 900 - total flux cleaned = 0.000956049 Jy ! Component: 950 - total flux cleaned = 0.000970735 Jy ! Component: 1000 - total flux cleaned = 0.000999191 Jy ! Component: 1050 - total flux cleaned = 0.00104078 Jy ! Component: 1100 - total flux cleaned = 0.00101307 Jy ! Component: 1150 - total flux cleaned = 0.00101331 Jy ! Component: 1200 - total flux cleaned = 0.000986684 Jy ! Component: 1250 - total flux cleaned = 0.000973745 Jy ! Component: 1300 - total flux cleaned = 0.00096081 Jy ! Component: 1350 - total flux cleaned = 0.000935604 Jy ! Component: 1400 - total flux cleaned = 0.000923083 Jy ! Component: 1450 - total flux cleaned = 0.000910669 Jy ! Component: 1500 - total flux cleaned = 0.000861861 Jy ! Component: 1550 - total flux cleaned = 0.000802246 Jy ! Component: 1600 - total flux cleaned = 0.000813862 Jy ! Component: 1650 - total flux cleaned = 0.000755404 Jy ! Component: 1700 - total flux cleaned = 0.000755392 Jy ! Component: 1750 - total flux cleaned = 0.000698692 Jy ! Component: 1800 - total flux cleaned = 0.00073241 Jy ! Component: 1850 - total flux cleaned = 0.000721286 Jy ! Component: 1900 - total flux cleaned = 0.000710205 Jy ! Component: 1950 - total flux cleaned = 0.000709984 Jy ! Component: 2000 - total flux cleaned = 0.000656667 Jy ! Component: 2050 - total flux cleaned = 0.000656592 Jy ! Component: 2100 - total flux cleaned = 0.000635711 Jy ! Component: 2150 - total flux cleaned = 0.000635625 Jy ! Component: 2200 - total flux cleaned = 0.000553943 Jy ! Component: 2250 - total flux cleaned = 0.000543807 Jy ! Component: 2300 - total flux cleaned = 0.000484117 Jy ! Component: 2350 - total flux cleaned = 0.000425007 Jy ! Component: 2400 - total flux cleaned = 0.000395839 Jy ! Component: 2450 - total flux cleaned = 0.00031888 Jy ! Component: 2500 - total flux cleaned = 0.000280776 Jy ! Component: 2550 - total flux cleaned = 0.000243151 Jy ! Component: 2600 - total flux cleaned = 0.000187141 Jy ! Component: 2650 - total flux cleaned = 0.000122335 Jy ! Component: 2700 - total flux cleaned = 7.6585e-05 Jy ! Component: 2750 - total flux cleaned = 3.93381e-06 Jy ! Component: 2800 - total flux cleaned = -4.99205e-05 Jy ! Component: 2850 - total flux cleaned = -9.43671e-05 Jy ! Component: 2900 - total flux cleaned = -0.000112136 Jy ! Component: 2950 - total flux cleaned = -0.000173422 Jy ! Component: 3000 - total flux cleaned = -0.00026005 Jy ! Component: 3050 - total flux cleaned = -0.000320065 Jy ! Component: 3100 - total flux cleaned = -0.000354053 Jy ! Component: 3150 - total flux cleaned = -0.000429902 Jy ! Component: 3200 - total flux cleaned = -0.000463387 Jy ! Component: 3250 - total flux cleaned = -0.000513252 Jy ! Component: 3300 - total flux cleaned = -0.000587421 Jy ! Component: 3350 - total flux cleaned = -0.000644617 Jy ! Component: 3400 - total flux cleaned = -0.00072584 Jy ! Component: 3450 - total flux cleaned = -0.000814346 Jy ! Component: 3500 - total flux cleaned = -0.000878304 Jy ! Component: 3550 - total flux cleaned = -0.000925982 Jy ! Component: 3600 - total flux cleaned = -0.00100487 Jy ! Component: 3650 - total flux cleaned = -0.00107536 Jy ! Component: 3700 - total flux cleaned = -0.00116088 Jy ! Component: 3750 - total flux cleaned = -0.00121489 Jy ! Component: 3800 - total flux cleaned = -0.00126094 Jy ! Component: 3850 - total flux cleaned = -0.00134476 Jy ! Component: 3900 - total flux cleaned = -0.00141276 Jy ! Component: 3950 - total flux cleaned = -0.00145031 Jy ! Component: 4000 - total flux cleaned = -0.00151003 Jy ! Component: 4050 - total flux cleaned = -0.00156203 Jy ! Total flux subtracted in 4096 components = -0.00160633 Jy ! Clean residual min=-0.000438 max=0.000437 Jy/beam ! Clean residual mean=-0.000002 rms=0.000128 Jy/beam ! Combined flux in latest and established models = 0.0365323 Jy keep ! Adding 237 model components to the UV plane model. ! The established model now contains 310 components and 0.0365323 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/sb072/temp_maps//J0856-1957_C_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.775 x 4.116 at -6.24 degrees (North through East) ! Clean map min=-0.00085238 max=0.032773 Jy/beam ! Writing clean map to FITS file: /vlbi/sb072/temp_maps//J0856-1957_C_map.fits wmodel /vlbi/sb072/temp_maps//J0856-1957_C_map.mod ! Writing 310 model components to file: /vlbi/sb072/temp_maps//J0856-1957_C_map.mod wobs /vlbi/sb072/temp_maps//J0856-1957_C_uvs.fits ! Writing UV FITS file: /vlbi/sb072/temp_maps//J0856-1957_C_uvs.fits wwins /vlbi/sb072/temp_maps//J0856-1957_C_map.win ! wwins: Wrote 3 windows to /vlbi/sb072/temp_maps//J0856-1957_C_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0327729 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000125453 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -1.14839 1.14839 2.29678 4.59356 9.18711 18.3742 36.7485 73.4969 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0003 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.032 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 261.235 quit ! Quitting program ! Log file /vlbi/sb072/temp_maps//J0856-1957_C_dfm.log closed on Tue Mar 5 22:52:27 2019