! Started logfile: /vlbi/sb072/temp_maps//J0817-2936_C_dfm.log on Fri Jan 25 19:24:12 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//J0817-2936_C_uva.fits ! Reading UV FITS file: /vlbi/sb072/temp_maps//J0817-2936_C_uva.fits ! AN table 1: 5 integrations on 28 of 28 possible baselines. ! Apparent sampling: 1 visibilities/baseline/integration-bin. ! Found source: J0817-2936 ! ! 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 94 lines of history. ! ! Reading 1120 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 J0817-2936_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=1.041796Jy sigma=26.353452 ! Fit after self-cal, rms=0.727384Jy sigma=18.341070 ! 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=1.758 mas, bmaj=6.73 mas, bpa=-2.737 degrees ! Estimated noise=1.18388 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 = 0.185409 Jy ! Component: 100 - total flux cleaned = 0.25188 Jy ! Total flux subtracted in 100 components = 0.25188 Jy ! Clean residual min=-0.023183 max=0.039561 Jy/beam ! Clean residual mean=0.000166 rms=0.007275 Jy/beam ! Combined flux in latest and established models = 0.25188 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 9 components and 0.25188 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=0.133851Jy sigma=3.195488 ! Fit after self-cal, rms=0.133796Jy sigma=3.194021 ! 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=2.109 mas, bmaj=7.74 mas, bpa=-3.03 degrees ! Estimated noise=0.875135 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 = 0.0769997 Jy ! Component: 100 - total flux cleaned = 0.119245 Jy ! Component: 150 - total flux cleaned = 0.145759 Jy ! Component: 200 - total flux cleaned = 0.162844 Jy ! Total flux subtracted in 200 components = 0.162844 Jy ! Clean residual min=-0.016510 max=0.029504 Jy/beam ! Clean residual mean=-0.000019 rms=0.006723 Jy/beam ! Combined flux in latest and established models = 0.414724 Jy ! Performing phase self-cal ! Adding 43 model components to the UV plane model. ! The established model now contains 45 components and 0.414724 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=0.076710Jy sigma=1.763765 ! Fit after self-cal, rms=0.076430Jy sigma=1.761083 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.109 x 7.74 at -3.03 degrees (North through East) ! Clean map min=-0.016338 max=0.28642 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! FD 1.04 HN 1.01 KP 1.02 LA 1.12 ! NL 1.32 OV 1.13 PT 0.92 SC 1.02 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! FD 0.99 HN 1.00 KP 0.96 LA 1.13 ! NL 1.30 OV 1.11 PT 0.89 SC 1.02 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! FD 0.92 HN 0.97 KP 0.88 LA 1.07 ! NL 1.23 OV 1.06 PT 1.34 SC 0.95 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! FD 0.86 HN 0.93 KP 0.87 LA 1.08 ! NL 1.20 OV 0.99 PT 0.79 SC 0.92 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! FD 0.88 HN 0.90 KP 0.87 LA 1.13 ! NL 1.06 OV 0.99 PT 0.77 SC 0.97 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! FD 0.90 HN 0.94 KP 0.84 LA 1.17 ! NL 1.07 OV 0.99 PT 0.82 SC 0.99 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! FD 0.89 HN 0.99 KP 0.86 LA 1.15 ! NL 1.02 OV 1.01 PT 0.82 SC 1.02 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! FD 0.90 HN 0.96 KP 0.85 LA 1.16 ! NL 1.04 OV 0.98 PT 0.82 SC 0.98 ! ! ! Fit before self-cal, rms=0.076430Jy sigma=1.761083 ! Fit after self-cal, rms=0.048489Jy sigma=0.984211 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=2.091 mas, bmaj=7.836 mas, bpa=-3.12 degrees ! Estimated noise=0.846848 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 (-5.1, -3.3). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00899365 Jy ! Component: 100 - total flux cleaned = 0.0111474 Jy ! Component: 150 - total flux cleaned = 0.0132711 Jy ! Component: 200 - total flux cleaned = 0.0140685 Jy ! Total flux subtracted in 200 components = 0.0140685 Jy ! Clean residual min=-0.005975 max=0.010759 Jy/beam ! Clean residual mean=0.000052 rms=0.001723 Jy/beam ! Combined flux in latest and established models = 0.428792 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 66 components and 0.428792 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=0.040721Jy sigma=0.814746 ! Fit after self-cal, rms=0.039381Jy sigma=0.793902 ! Inverting map ! Added new window around map position (-14.7, 1.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00837845 Jy ! Component: 100 - total flux cleaned = 0.00976925 Jy ! Component: 150 - total flux cleaned = 0.0100825 Jy ! Component: 200 - total flux cleaned = 0.0100801 Jy ! Total flux subtracted in 200 components = 0.0100801 Jy ! Clean residual min=-0.004690 max=0.005570 Jy/beam ! Clean residual mean=0.000029 rms=0.001135 Jy/beam ! Combined flux in latest and established models = 0.438872 Jy ! Performing phase self-cal ! Adding 37 model components to the UV plane model. ! The established model now contains 99 components and 0.438872 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=0.036318Jy sigma=0.744098 ! Fit after self-cal, rms=0.036081Jy sigma=0.740487 ! 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=0.036081Jy sigma=0.740487 ! Fit after self-cal, rms=0.035495Jy sigma=0.726545 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.088 mas, bmaj=7.856 mas, bpa=-2.928 degrees ! Estimated noise=0.844734 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00116683 Jy ! Component: 100 - total flux cleaned = 0.00152849 Jy ! Component: 150 - total flux cleaned = 0.00141829 Jy ! Component: 200 - total flux cleaned = 0.00105339 Jy ! Total flux subtracted in 200 components = 0.00105339 Jy ! Clean residual min=-0.003809 max=0.004515 Jy/beam ! Clean residual mean=0.000042 rms=0.000980 Jy/beam ! Combined flux in latest and established models = 0.439926 Jy selfcal ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 126 components and 0.439926 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=0.034368Jy sigma=0.709770 ! Fit after self-cal, rms=0.034230Jy sigma=0.707348 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 (10.8, 12). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00199041 Jy ! Component: 100 - total flux cleaned = 0.00177166 Jy ! Component: 150 - total flux cleaned = 0.00159481 Jy ! Component: 200 - total flux cleaned = 0.00134754 Jy ! Total flux subtracted in 200 components = 0.00134754 Jy ! Clean residual min=-0.003216 max=0.002723 Jy/beam ! Clean residual mean=0.000034 rms=0.000786 Jy/beam ! Combined flux in latest and established models = 0.441273 Jy ! Performing phase self-cal ! Adding 36 model components to the UV plane model. ! The established model now contains 155 components and 0.441273 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=0.033241Jy sigma=0.691966 ! Fit after self-cal, rms=0.033184Jy sigma=0.691122 ! 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=0.033184Jy sigma=0.691122 ! Fit after self-cal, rms=0.033127Jy sigma=0.689115 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.086 mas, bmaj=7.871 mas, bpa=-2.82 degrees ! Estimated noise=0.843918 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -9.36616e-07 Jy ! Component: 100 - total flux cleaned = -0.000379606 Jy ! Component: 150 - total flux cleaned = -0.000721539 Jy ! Component: 200 - total flux cleaned = -0.000903895 Jy ! Total flux subtracted in 200 components = -0.000903895 Jy ! Clean residual min=-0.002635 max=0.002520 Jy/beam ! Clean residual mean=0.000034 rms=0.000692 Jy/beam ! Combined flux in latest and established models = 0.440369 Jy selfcal ! Performing phase self-cal ! Adding 35 model components to the UV plane model. ! The established model now contains 179 components and 0.440369 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=0.032708Jy sigma=0.682362 ! Fit after self-cal, rms=0.032678Jy sigma=0.681995 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 = 5.97728e-05 Jy ! Component: 100 - total flux cleaned = -0.000161254 Jy ! Component: 150 - total flux cleaned = -0.00031586 Jy ! Component: 200 - total flux cleaned = -0.0004636 Jy ! Total flux subtracted in 200 components = -0.0004636 Jy ! Clean residual min=-0.002423 max=0.002461 Jy/beam ! Clean residual mean=0.000031 rms=0.000645 Jy/beam ! Combined flux in latest and established models = 0.439906 Jy ! Performing phase self-cal ! Adding 45 model components to the UV plane model. ! The established model now contains 205 components and 0.439906 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=0.032434Jy sigma=0.678362 ! Fit after self-cal, rms=0.032411Jy sigma=0.678114 ! 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=0.032411Jy sigma=0.678114 ! Fit after self-cal, rms=0.032412Jy sigma=0.677519 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.706 mas, bmaj=9.567 mas, bpa=-8.629 degrees ! Estimated noise=1.0197 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000364737 Jy ! Component: 100 - total flux cleaned = -0.000606988 Jy ! Component: 150 - total flux cleaned = -0.000879494 Jy ! Component: 200 - total flux cleaned = -0.00112725 Jy ! Total flux subtracted in 200 components = -0.00112725 Jy ! Clean residual min=-0.002314 max=0.002572 Jy/beam ! Clean residual mean=0.000049 rms=0.000639 Jy/beam ! Combined flux in latest and established models = 0.438778 Jy selfcal ! Performing phase self-cal ! Adding 36 model components to the UV plane model. ! The established model now contains 233 components and 0.438778 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=0.032205Jy sigma=0.675569 ! Fit after self-cal, rms=0.032197Jy sigma=0.675459 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 = -1.75046e-05 Jy ! Component: 100 - total flux cleaned = -0.000191277 Jy ! Component: 150 - total flux cleaned = -0.000313956 Jy ! Component: 200 - total flux cleaned = -0.000467028 Jy ! Total flux subtracted in 200 components = -0.000467028 Jy ! Clean residual min=-0.002153 max=0.002413 Jy/beam ! Clean residual mean=0.000047 rms=0.000599 Jy/beam ! Combined flux in latest and established models = 0.438311 Jy ! Performing phase self-cal ! Adding 39 model components to the UV plane model. ! The established model now contains 249 components and 0.438311 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=0.032072Jy sigma=0.674546 ! Fit after self-cal, rms=0.032068Jy sigma=0.674501 ! 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=2.086 mas, bmaj=7.881 mas, bpa=-2.775 degrees ! Estimated noise=0.844002 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.086 x 7.881 at -2.775 degrees (North through East) ! Clean map min=-0.0040546 max=0.27417 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=1.726 mas, bmaj=6.785 mas, bpa=-2.669 degrees ! Estimated noise=1.1506 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.180916 Jy ! Component: 100 - total flux cleaned = 0.250496 Jy ! Component: 150 - total flux cleaned = 0.296305 Jy ! Component: 200 - total flux cleaned = 0.327239 Jy ! Total flux subtracted in 200 components = 0.327239 Jy ! Clean residual min=-0.010397 max=0.016674 Jy/beam ! Clean residual mean=0.000125 rms=0.003443 Jy/beam ! Combined flux in latest and established models = 0.327239 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 0.327239 Jy ! Inverting map and beam ! Estimated beam: bmin=2.086 mas, bmaj=7.881 mas, bpa=-2.775 degrees ! Estimated noise=0.844002 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 = 0.0372899 Jy ! Component: 100 - total flux cleaned = 0.0584527 Jy ! Component: 150 - total flux cleaned = 0.0720473 Jy ! Component: 200 - total flux cleaned = 0.0811566 Jy ! Total flux subtracted in 200 components = 0.0811566 Jy ! Clean residual min=-0.006834 max=0.008819 Jy/beam ! Clean residual mean=0.000106 rms=0.002321 Jy/beam ! Combined flux in latest and established models = 0.408396 Jy ! Adding 58 model components to the UV plane model. ! The established model now contains 66 components and 0.408396 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=3.706 mas, bmaj=9.567 mas, bpa=-8.629 degrees ! Estimated noise=1.0197 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0111771 Jy ! Component: 100 - total flux cleaned = 0.0188326 Jy ! Component: 150 - total flux cleaned = 0.024146 Jy ! Component: 200 - total flux cleaned = 0.0260335 Jy ! Total flux subtracted in 200 components = 0.0260335 Jy ! Clean residual min=-0.005247 max=0.004957 Jy/beam ! Clean residual mean=0.000102 rms=0.001576 Jy/beam ! Combined flux in latest and established models = 0.434429 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 = 0.00113066 Jy ! Component: 100 - total flux cleaned = 0.00196751 Jy ! Component: 150 - total flux cleaned = 0.00257065 Jy ! Component: 200 - total flux cleaned = 0.00317854 Jy ! Total flux subtracted in 200 components = 0.00317854 Jy ! Clean residual min=-0.003801 max=0.003922 Jy/beam ! Clean residual mean=0.000073 rms=0.001124 Jy/beam ! Combined flux in latest and established models = 0.437608 Jy ! Adding 72 model components to the UV plane model. ! The established model now contains 131 components and 0.437608 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=2.086 mas, bmaj=7.881 mas, bpa=-2.775 degrees ! Estimated noise=0.844002 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0012023 Jy ! Component: 100 - total flux cleaned = 0.00139955 Jy ! Component: 150 - total flux cleaned = 0.00131764 Jy ! Component: 200 - total flux cleaned = 0.00132236 Jy ! Total flux subtracted in 200 components = 0.00132236 Jy ! Clean residual min=-0.003196 max=0.004163 Jy/beam ! Clean residual mean=0.000038 rms=0.000808 Jy/beam ! Combined flux in latest and established models = 0.43893 Jy selfcal ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 156 components and 0.43893 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=0.032550Jy sigma=0.695226 ! Fit after self-cal, rms=0.032304Jy sigma=0.684120 wmodel J0817-2936_C_map.mod ! Writing 156 model components to file: J0817-2936_C_map.mod wobs J0817-2936_C_uvs.fits ! Writing UV FITS file: J0817-2936_C_uvs.fits wwins J0817-2936_C_map.win ! wwins: Wrote 4 windows to J0817-2936_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 = 6.69737e-05 Jy ! Component: 100 - total flux cleaned = 0.000756858 Jy ! Component: 150 - total flux cleaned = 0.00103596 Jy ! Component: 200 - total flux cleaned = 0.00107445 Jy ! Component: 250 - total flux cleaned = 0.00107381 Jy ! Component: 300 - total flux cleaned = 0.00117763 Jy ! Component: 350 - total flux cleaned = 0.00154738 Jy ! Component: 400 - total flux cleaned = 0.00171042 Jy ! Component: 450 - total flux cleaned = 0.00196477 Jy ! Component: 500 - total flux cleaned = 0.00218071 Jy ! Component: 550 - total flux cleaned = 0.00230146 Jy ! Component: 600 - total flux cleaned = 0.00242016 Jy ! Component: 650 - total flux cleaned = 0.00253607 Jy ! Component: 700 - total flux cleaned = 0.00264892 Jy ! Component: 750 - total flux cleaned = 0.00275912 Jy ! Component: 800 - total flux cleaned = 0.00292101 Jy ! Component: 850 - total flux cleaned = 0.00307989 Jy ! Component: 900 - total flux cleaned = 0.00310625 Jy ! Component: 950 - total flux cleaned = 0.00331066 Jy ! Component: 1000 - total flux cleaned = 0.00343572 Jy ! Component: 1050 - total flux cleaned = 0.0035584 Jy ! Component: 1100 - total flux cleaned = 0.00370291 Jy ! Component: 1150 - total flux cleaned = 0.00372633 Jy ! Component: 1200 - total flux cleaned = 0.00372608 Jy ! Component: 1250 - total flux cleaned = 0.0038178 Jy ! Component: 1300 - total flux cleaned = 0.00379503 Jy ! Component: 1350 - total flux cleaned = 0.00379482 Jy ! Component: 1400 - total flux cleaned = 0.00375069 Jy ! Component: 1450 - total flux cleaned = 0.00370796 Jy ! Component: 1500 - total flux cleaned = 0.00368643 Jy ! Component: 1550 - total flux cleaned = 0.0036231 Jy ! Component: 1600 - total flux cleaned = 0.00362291 Jy ! Component: 1650 - total flux cleaned = 0.00360248 Jy ! Component: 1700 - total flux cleaned = 0.00362258 Jy ! Component: 1750 - total flux cleaned = 0.00358277 Jy ! Component: 1800 - total flux cleaned = 0.00354333 Jy ! Component: 1850 - total flux cleaned = 0.00356262 Jy ! Component: 1900 - total flux cleaned = 0.00354291 Jy ! Component: 1950 - total flux cleaned = 0.00352405 Jy ! Component: 2000 - total flux cleaned = 0.00350542 Jy ! Component: 2050 - total flux cleaned = 0.00352402 Jy ! Component: 2100 - total flux cleaned = 0.00357918 Jy ! Component: 2150 - total flux cleaned = 0.0035975 Jy ! Component: 2200 - total flux cleaned = 0.0036694 Jy ! Component: 2250 - total flux cleaned = 0.0037583 Jy ! Component: 2300 - total flux cleaned = 0.00381089 Jy ! Component: 2350 - total flux cleaned = 0.00389825 Jy ! Component: 2400 - total flux cleaned = 0.00393277 Jy ! Component: 2450 - total flux cleaned = 0.00398423 Jy ! Component: 2500 - total flux cleaned = 0.00400133 Jy ! Component: 2550 - total flux cleaned = 0.00408607 Jy ! Component: 2600 - total flux cleaned = 0.00411949 Jy ! Component: 2650 - total flux cleaned = 0.00413593 Jy ! Component: 2700 - total flux cleaned = 0.00418555 Jy ! Component: 2750 - total flux cleaned = 0.00423488 Jy ! Component: 2800 - total flux cleaned = 0.00428386 Jy ! Component: 2850 - total flux cleaned = 0.00436483 Jy ! Component: 2900 - total flux cleaned = 0.00442914 Jy ! Component: 2950 - total flux cleaned = 0.00455674 Jy ! Component: 3000 - total flux cleaned = 0.00460425 Jy ! Component: 3050 - total flux cleaned = 0.00471455 Jy ! Component: 3100 - total flux cleaned = 0.00477711 Jy ! Component: 3150 - total flux cleaned = 0.00483923 Jy ! Component: 3200 - total flux cleaned = 0.00494743 Jy ! Component: 3250 - total flux cleaned = 0.00496282 Jy ! Component: 3300 - total flux cleaned = 0.0050241 Jy ! Component: 3350 - total flux cleaned = 0.00503932 Jy ! Component: 3400 - total flux cleaned = 0.00511498 Jy ! Component: 3450 - total flux cleaned = 0.00514508 Jy ! Component: 3500 - total flux cleaned = 0.00519016 Jy ! Component: 3550 - total flux cleaned = 0.00526478 Jy ! Component: 3600 - total flux cleaned = 0.00526478 Jy ! Component: 3650 - total flux cleaned = 0.00527964 Jy ! Component: 3700 - total flux cleaned = 0.00530903 Jy ! Component: 3750 - total flux cleaned = 0.00529437 Jy ! Component: 3800 - total flux cleaned = 0.00532353 Jy ! Component: 3850 - total flux cleaned = 0.00532352 Jy ! Component: 3900 - total flux cleaned = 0.00533802 Jy ! Component: 3950 - total flux cleaned = 0.00535261 Jy ! Component: 4000 - total flux cleaned = 0.0053239 Jy ! Component: 4050 - total flux cleaned = 0.00535264 Jy ! Total flux subtracted in 4096 components = 0.0053526 Jy ! Clean residual min=-0.000842 max=0.000875 Jy/beam ! Clean residual mean=0.000006 rms=0.000279 Jy/beam ! Combined flux in latest and established models = 0.444283 Jy keep ! Adding 290 model components to the UV plane model. ! The established model now contains 446 components and 0.444283 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/sb072/temp_maps//J0817-2936_C_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.086 x 7.881 at -2.775 degrees (North through East) ! Clean map min=-0.0033522 max=0.25349 Jy/beam ! Writing clean map to FITS file: /vlbi/sb072/temp_maps//J0817-2936_C_map.fits wmodel /vlbi/sb072/temp_maps//J0817-2936_C_map.mod ! Writing 446 model components to file: /vlbi/sb072/temp_maps//J0817-2936_C_map.mod wobs /vlbi/sb072/temp_maps//J0817-2936_C_uvs.fits ! Writing UV FITS file: /vlbi/sb072/temp_maps//J0817-2936_C_uvs.fits wwins /vlbi/sb072/temp_maps//J0817-2936_C_map.win ! wwins: Wrote 5 windows to /vlbi/sb072/temp_maps//J0817-2936_C_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.253485 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000270163 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.319738 0.319738 0.639476 1.27895 2.5579 5.11581 10.2316 20.4632 40.9264 81.8529 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0008 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.253 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 938.268 quit ! Quitting program ! Log file /vlbi/sb072/temp_maps//J0817-2936_C_dfm.log closed on Fri Jan 25 19:24:16 2019