! Started logfile: /vlbi/sb072/temp_maps//J1526-2748_C_dfm.log on Tue Mar 5 23:15:27 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//J1526-2748_C_uvm.fits ! Reading UV FITS file: /vlbi/sb072/temp_maps//J1526-2748_C_uvm.fits ! AN table 1: 23 integrations on 21 of 21 possible baselines. ! AN table 2: 23 integrations on 21 of 21 possible baselines. ! Apparent sampling: 1 visibilities/baseline/integration-bin. ! Found source: J1526-2748 ! ! 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 7728 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 J1526-2748_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=1.000830Jy sigma=30.070799 ! Fit after self-cal, rms=0.978533Jy sigma=29.328587 ! 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=1.722 mas, bmaj=6.168 mas, bpa=-1.647 degrees ! Estimated noise=0.603034 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 = 0.0183667 Jy ! Component: 100 - total flux cleaned = 0.02046 Jy ! Total flux subtracted in 100 components = 0.02046 Jy ! Clean residual min=-0.004798 max=0.007527 Jy/beam ! Clean residual mean=0.000012 rms=0.001218 Jy/beam ! Combined flux in latest and established models = 0.02046 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 13 components and 0.02046 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=0.027575Jy sigma=0.769241 ! Fit after self-cal, rms=0.026026Jy sigma=0.728289 ! Inverting map ! Added new window around map position (-3.9, -1.8). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00683741 Jy ! Component: 100 - total flux cleaned = 0.00794775 Jy ! Total flux subtracted in 100 components = 0.00794775 Jy ! Clean residual min=-0.003169 max=0.004439 Jy/beam ! Clean residual mean=0.000006 rms=0.000860 Jy/beam ! Combined flux in latest and established models = 0.0284077 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 27 components and 0.0284077 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=0.025174Jy sigma=0.683117 ! Fit after self-cal, rms=0.025051Jy sigma=0.677830 ! 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=2.359 mas, bmaj=7.793 mas, bpa=-5.304 degrees ! Estimated noise=0.282517 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 = 0.000801943 Jy ! Component: 100 - total flux cleaned = 0.000636285 Jy ! Component: 150 - total flux cleaned = 0.00046841 Jy ! Component: 200 - total flux cleaned = 0.000226863 Jy ! Total flux subtracted in 200 components = 0.000226863 Jy ! Clean residual min=-0.003323 max=0.003355 Jy/beam ! Clean residual mean=0.000004 rms=0.000858 Jy/beam ! Combined flux in latest and established models = 0.0286346 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 37 components and 0.0286346 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=0.024844Jy sigma=0.669961 ! Fit after self-cal, rms=0.024810Jy sigma=0.669138 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.359 x 7.793 at -5.304 degrees (North through East) ! Clean map min=-0.0031562 max=0.023566 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! FD 0.71 HN 0.85 LA 0.75 NL 1.30 ! OV 0.81 PT 0.84 SC 1.24 ! ! Telescope amplitude corrections in sub-array 2: ! FD 1.21 HN 1.16 KP 1.51 LA 1.46 ! NL 0.72 OV 1.18 PT 1.09 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! FD 0.87 HN 0.75 LA 0.71 NL 1.22 ! OV 0.90 PT 0.79 SC 1.24 ! ! Telescope amplitude corrections in sub-array 2: ! FD 1.05 HN 0.95 KP 1.38 LA 1.65 ! NL 0.79 OV 1.55 PT 1.00 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! FD 0.79 HN 0.75 LA 0.76 NL 1.68 ! OV 0.88 PT 0.77 SC 1.20 ! ! Telescope amplitude corrections in sub-array 2: ! FD 1.05 HN 1.24 KP 1.35 LA 1.58 ! NL 0.65 OV 1.79 PT 1.07 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! FD 0.79 HN 0.69 LA 0.74 NL 1.91 ! OV 0.81 PT 0.76 SC 1.21 ! ! Telescope amplitude corrections in sub-array 2: ! FD 1.05 HN 1.35 KP 1.29 LA 1.76 ! NL 0.80 OV 1.44 PT 1.02 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! FD 0.77 HN 0.81 LA 0.77 NL 1.80 ! OV 0.81 PT 0.78 SC 1.23 ! ! Telescope amplitude corrections in sub-array 2: ! FD 1.48 HN 1.01 KP 1.08 LA 1.55 ! NL 0.88 OV 1.50 PT 1.25 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! FD 0.78 HN 0.80 LA 0.84 NL 1.91 ! OV 0.76 PT 0.76 SC 1.19 ! ! Telescope amplitude corrections in sub-array 2: ! FD 1.35 HN 1.18 KP 1.20 LA 1.61 ! NL 0.79 OV 1.72 PT 1.40 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! FD 0.75 HN 0.77 LA 0.80 NL 1.86 ! OV 0.74 PT 0.78 SC 1.23 ! ! Telescope amplitude corrections in sub-array 2: ! FD 1.61 HN 1.45 KP 1.07 LA 1.78 ! NL 0.80 OV 1.51 PT 1.10 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! FD 0.78 HN 0.78 LA 0.85 NL 1.53 ! OV 0.76 PT 0.74 SC 1.22 ! ! Telescope amplitude corrections in sub-array 2: ! FD 1.66 HN 1.23 KP 1.20 LA 1.85 ! NL 0.84 OV 1.39 PT 1.05 ! ! ! Fit before self-cal, rms=0.024810Jy sigma=0.669138 ! Fit after self-cal, rms=0.030238Jy sigma=0.582319 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=2.315 mas, bmaj=8.086 mas, bpa=-5.327 degrees ! Estimated noise=0.288166 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 = 0.000117789 Jy ! Component: 100 - total flux cleaned = 4.06499e-05 Jy ! Component: 150 - total flux cleaned = 1.38276e-05 Jy ! Component: 200 - total flux cleaned = -2.37854e-05 Jy ! Total flux subtracted in 200 components = -2.37854e-05 Jy ! Clean residual min=-0.000754 max=0.000894 Jy/beam ! Clean residual mean=-0.000009 rms=0.000205 Jy/beam ! Combined flux in latest and established models = 0.0286108 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 49 components and 0.0286108 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=0.030222Jy sigma=0.581640 ! Fit after self-cal, rms=0.030547Jy sigma=0.578772 ! 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=0.030547Jy sigma=0.578772 ! Fit after self-cal, rms=0.032012Jy sigma=0.578165 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.315 mas, bmaj=8.068 mas, bpa=-5.514 degrees ! Estimated noise=0.285596 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -4.88743e-05 Jy ! Component: 100 - total flux cleaned = -9.9744e-05 Jy ! Component: 150 - total flux cleaned = -0.000133471 Jy ! Component: 200 - total flux cleaned = -0.000148721 Jy ! Total flux subtracted in 200 components = -0.000148721 Jy ! Clean residual min=-0.000700 max=0.000792 Jy/beam ! Clean residual mean=-0.000008 rms=0.000186 Jy/beam ! Combined flux in latest and established models = 0.0284621 Jy selfcal ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 57 components and 0.0284621 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=0.032007Jy sigma=0.577878 ! Fit after self-cal, rms=0.032163Jy sigma=0.577646 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 = -0.000117016 Jy ! Component: 100 - total flux cleaned = -0.000133353 Jy ! Component: 150 - total flux cleaned = -0.000168978 Jy ! Component: 200 - total flux cleaned = -0.000188013 Jy ! Total flux subtracted in 200 components = -0.000188013 Jy ! Clean residual min=-0.000733 max=0.000750 Jy/beam ! Clean residual mean=-0.000008 rms=0.000183 Jy/beam ! Combined flux in latest and established models = 0.0282741 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 61 components and 0.0282741 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=0.032158Jy sigma=0.577513 ! Fit after self-cal, rms=0.032169Jy sigma=0.577484 ! 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=0.032169Jy sigma=0.577484 ! Fit after self-cal, rms=0.032891Jy sigma=0.577402 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.314 mas, bmaj=8.072 mas, bpa=-5.5 degrees ! Estimated noise=0.286305 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -6.40755e-05 Jy ! Component: 100 - total flux cleaned = -0.000101289 Jy ! Component: 150 - total flux cleaned = -0.000126715 Jy ! Component: 200 - total flux cleaned = -0.000143539 Jy ! Total flux subtracted in 200 components = -0.000143539 Jy ! Clean residual min=-0.000708 max=0.000793 Jy/beam ! Clean residual mean=-0.000008 rms=0.000182 Jy/beam ! Combined flux in latest and established models = 0.0281305 Jy selfcal ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 65 components and 0.0281305 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=0.032888Jy sigma=0.577292 ! Fit after self-cal, rms=0.032944Jy sigma=0.577228 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 (2.1, 44.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000576894 Jy ! Component: 100 - total flux cleaned = 0.000579264 Jy ! Component: 150 - total flux cleaned = 0.000589168 Jy ! Component: 200 - total flux cleaned = 0.000561052 Jy ! Total flux subtracted in 200 components = 0.000561052 Jy ! Clean residual min=-0.000733 max=0.000679 Jy/beam ! Clean residual mean=-0.000010 rms=0.000170 Jy/beam ! Combined flux in latest and established models = 0.0286916 Jy ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 89 components and 0.0286916 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=0.032915Jy sigma=0.576889 ! Fit after self-cal, rms=0.032907Jy sigma=0.576715 ! 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=0.032907Jy sigma=0.576715 ! Fit after self-cal, rms=0.033284Jy sigma=0.576576 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.93 mas, bmaj=12.02 mas, bpa=-14.05 degrees ! Estimated noise=0.321923 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000372142 Jy ! Component: 100 - total flux cleaned = 0.000388329 Jy ! Component: 150 - total flux cleaned = 0.000361251 Jy ! Component: 200 - total flux cleaned = 0.000300589 Jy ! Total flux subtracted in 200 components = 0.000300589 Jy ! Clean residual min=-0.000612 max=0.000604 Jy/beam ! Clean residual mean=-0.000016 rms=0.000186 Jy/beam ! Combined flux in latest and established models = 0.0289922 Jy selfcal ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 105 components and 0.0289922 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=0.033265Jy sigma=0.576442 ! Fit after self-cal, rms=0.033294Jy sigma=0.576210 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 = 9.18695e-05 Jy ! Component: 100 - total flux cleaned = 7.49878e-05 Jy ! Component: 150 - total flux cleaned = 2.45513e-05 Jy ! Component: 200 - total flux cleaned = -2.59749e-05 Jy ! Total flux subtracted in 200 components = -2.59749e-05 Jy ! Clean residual min=-0.000655 max=0.000581 Jy/beam ! Clean residual mean=-0.000016 rms=0.000194 Jy/beam ! Combined flux in latest and established models = 0.0289662 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 117 components and 0.0289662 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=0.033284Jy sigma=0.576163 ! Fit after self-cal, rms=0.033293Jy sigma=0.576103 ! 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=2.314 mas, bmaj=8.083 mas, bpa=-5.517 degrees ! Estimated noise=0.286897 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.314 x 8.083 at -5.517 degrees (North through East) ! Clean map min=-0.0010785 max=0.023641 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=1.69 mas, bmaj=6.406 mas, bpa=-2.038 degrees ! Estimated noise=0.609141 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0221704 Jy ! Component: 100 - total flux cleaned = 0.0284881 Jy ! Component: 150 - total flux cleaned = 0.0300254 Jy ! Component: 200 - total flux cleaned = 0.0311956 Jy ! Total flux subtracted in 200 components = 0.0311956 Jy ! Clean residual min=-0.001890 max=0.001945 Jy/beam ! Clean residual mean=-0.000004 rms=0.000476 Jy/beam ! Combined flux in latest and established models = 0.0311956 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 25 model components to the UV plane model. ! The established model now contains 25 components and 0.0311956 Jy ! Inverting map and beam ! Estimated beam: bmin=2.314 mas, bmaj=8.083 mas, bpa=-5.517 degrees ! Estimated noise=0.286897 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 = -0.00104005 Jy ! Component: 100 - total flux cleaned = -0.0010318 Jy ! Component: 150 - total flux cleaned = -0.00109644 Jy ! Component: 200 - total flux cleaned = -0.00107029 Jy ! Total flux subtracted in 200 components = -0.00107029 Jy ! Clean residual min=-0.000692 max=0.000826 Jy/beam ! Clean residual mean=-0.000015 rms=0.000220 Jy/beam ! Combined flux in latest and established models = 0.0301253 Jy ! Adding 29 model components to the UV plane model. ! The established model now contains 52 components and 0.0301253 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=3.93 mas, bmaj=12.02 mas, bpa=-14.05 degrees ! Estimated noise=0.321923 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000179118 Jy ! Component: 100 - total flux cleaned = -0.000408486 Jy ! Component: 150 - total flux cleaned = -0.000604288 Jy ! Component: 200 - total flux cleaned = -0.000748129 Jy ! Total flux subtracted in 200 components = -0.000748129 Jy ! Clean residual min=-0.000682 max=0.000679 Jy/beam ! Clean residual mean=-0.000021 rms=0.000226 Jy/beam ! Combined flux in latest and established models = 0.0293772 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 = -8.1848e-05 Jy ! Component: 100 - total flux cleaned = -0.000125447 Jy ! Component: 150 - total flux cleaned = -0.00016638 Jy ! Component: 200 - total flux cleaned = -0.000204763 Jy ! Total flux subtracted in 200 components = -0.000204763 Jy ! Clean residual min=-0.000669 max=0.000652 Jy/beam ! Clean residual mean=-0.000020 rms=0.000217 Jy/beam ! Combined flux in latest and established models = 0.0291724 Jy ! Adding 30 model components to the UV plane model. ! The established model now contains 80 components and 0.0291724 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=2.314 mas, bmaj=8.083 mas, bpa=-5.517 degrees ! Estimated noise=0.286897 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000126556 Jy ! Component: 100 - total flux cleaned = 0.000111189 Jy ! Component: 150 - total flux cleaned = 8.60195e-05 Jy ! Component: 200 - total flux cleaned = 4.22681e-05 Jy ! Total flux subtracted in 200 components = 4.22681e-05 Jy ! Clean residual min=-0.000744 max=0.000655 Jy/beam ! Clean residual mean=-0.000014 rms=0.000187 Jy/beam ! Combined flux in latest and established models = 0.0292147 Jy selfcal ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 97 components and 0.0292147 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=0.033299Jy sigma=0.576466 ! Fit after self-cal, rms=0.033327Jy sigma=0.576355 wmodel J1526-2748_C_map.mod ! Writing 97 model components to file: J1526-2748_C_map.mod wobs J1526-2748_C_uvs.fits ! Writing UV FITS file: J1526-2748_C_uvs.fits wwins J1526-2748_C_map.win ! wwins: Wrote 3 windows to J1526-2748_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 = -0.000161812 Jy ! Component: 100 - total flux cleaned = -0.000161883 Jy ! Component: 150 - total flux cleaned = -0.000203016 Jy ! Component: 200 - total flux cleaned = -0.000252252 Jy ! Component: 250 - total flux cleaned = -0.00030841 Jy ! Component: 300 - total flux cleaned = -0.000326171 Jy ! Component: 350 - total flux cleaned = -0.000300165 Jy ! Component: 400 - total flux cleaned = -0.000274777 Jy ! Component: 450 - total flux cleaned = -0.000233555 Jy ! Component: 500 - total flux cleaned = -0.000217446 Jy ! Component: 550 - total flux cleaned = -0.000193983 Jy ! Component: 600 - total flux cleaned = -0.000201701 Jy ! Component: 650 - total flux cleaned = -0.000194144 Jy ! Component: 700 - total flux cleaned = -0.000201252 Jy ! Component: 750 - total flux cleaned = -0.000165243 Jy ! Component: 800 - total flux cleaned = -0.000137315 Jy ! Component: 850 - total flux cleaned = -0.000137228 Jy ! Component: 900 - total flux cleaned = -0.00013036 Jy ! Component: 950 - total flux cleaned = -0.000123552 Jy ! Component: 1000 - total flux cleaned = -0.000117081 Jy ! Component: 1050 - total flux cleaned = -0.000123661 Jy ! Component: 1100 - total flux cleaned = -0.000136413 Jy ! Component: 1150 - total flux cleaned = -0.000155199 Jy ! Component: 1200 - total flux cleaned = -0.000192159 Jy ! Component: 1250 - total flux cleaned = -0.000222416 Jy ! Component: 1300 - total flux cleaned = -0.000264218 Jy ! Component: 1350 - total flux cleaned = -0.000264181 Jy ! Component: 1400 - total flux cleaned = -0.000293427 Jy ! Component: 1450 - total flux cleaned = -0.00032797 Jy ! Component: 1500 - total flux cleaned = -0.000361993 Jy ! Component: 1550 - total flux cleaned = -0.000384413 Jy ! Component: 1600 - total flux cleaned = -0.00043429 Jy ! Component: 1650 - total flux cleaned = -0.000456236 Jy ! Component: 1700 - total flux cleaned = -0.00048882 Jy ! Component: 1750 - total flux cleaned = -0.000526571 Jy ! Component: 1800 - total flux cleaned = -0.000558577 Jy ! Component: 1850 - total flux cleaned = -0.00059021 Jy ! Component: 1900 - total flux cleaned = -0.000621574 Jy ! Component: 1950 - total flux cleaned = -0.000637075 Jy ! Component: 2000 - total flux cleaned = -0.000657545 Jy ! Component: 2050 - total flux cleaned = -0.000677931 Jy ! Component: 2100 - total flux cleaned = -0.00070312 Jy ! Component: 2150 - total flux cleaned = -0.000728054 Jy ! Component: 2200 - total flux cleaned = -0.000747796 Jy ! Component: 2250 - total flux cleaned = -0.000777253 Jy ! Component: 2300 - total flux cleaned = -0.000811365 Jy ! Component: 2350 - total flux cleaned = -0.000825866 Jy ! Component: 2400 - total flux cleaned = -0.000845 Jy ! Component: 2450 - total flux cleaned = -0.00085452 Jy ! Component: 2500 - total flux cleaned = -0.000873363 Jy ! Component: 2550 - total flux cleaned = -0.000887374 Jy ! Component: 2600 - total flux cleaned = -0.000905969 Jy ! Component: 2650 - total flux cleaned = -0.000929038 Jy ! Component: 2700 - total flux cleaned = -0.000951901 Jy ! Component: 2750 - total flux cleaned = -0.000983685 Jy ! Component: 2800 - total flux cleaned = -0.0010017 Jy ! Component: 2850 - total flux cleaned = -0.0010196 Jy ! Component: 2900 - total flux cleaned = -0.00103296 Jy ! Component: 2950 - total flux cleaned = -0.00105943 Jy ! Component: 3000 - total flux cleaned = -0.00106818 Jy ! Component: 3050 - total flux cleaned = -0.00108992 Jy ! Component: 3100 - total flux cleaned = -0.00110723 Jy ! Component: 3150 - total flux cleaned = -0.00111152 Jy ! Component: 3200 - total flux cleaned = -0.00112434 Jy ! Component: 3250 - total flux cleaned = -0.00112859 Jy ! Component: 3300 - total flux cleaned = -0.00114539 Jy ! Component: 3350 - total flux cleaned = -0.0011454 Jy ! Component: 3400 - total flux cleaned = -0.00115372 Jy ! Component: 3450 - total flux cleaned = -0.00115371 Jy ! Component: 3500 - total flux cleaned = -0.00115371 Jy ! Component: 3550 - total flux cleaned = -0.00114557 Jy ! Component: 3600 - total flux cleaned = -0.00114964 Jy ! Component: 3650 - total flux cleaned = -0.00113346 Jy ! Component: 3700 - total flux cleaned = -0.00113747 Jy ! Component: 3750 - total flux cleaned = -0.00112147 Jy ! Component: 3800 - total flux cleaned = -0.00111353 Jy ! Component: 3850 - total flux cleaned = -0.00110563 Jy ! Component: 3900 - total flux cleaned = -0.00110566 Jy ! Component: 3950 - total flux cleaned = -0.00110568 Jy ! Component: 4000 - total flux cleaned = -0.0010901 Jy ! Component: 4050 - total flux cleaned = -0.00107845 Jy ! Total flux subtracted in 4096 components = -0.0010746 Jy ! Clean residual min=-0.000213 max=0.000206 Jy/beam ! Clean residual mean=-0.000002 rms=0.000079 Jy/beam ! Combined flux in latest and established models = 0.0281401 Jy keep ! Adding 285 model components to the UV plane model. ! The established model now contains 382 components and 0.0281401 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/sb072/temp_maps//J1526-2748_C_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.314 x 8.083 at -5.517 degrees (North through East) ! Clean map min=-0.00072577 max=0.023789 Jy/beam ! Writing clean map to FITS file: /vlbi/sb072/temp_maps//J1526-2748_C_map.fits wmodel /vlbi/sb072/temp_maps//J1526-2748_C_map.mod ! Writing 382 model components to file: /vlbi/sb072/temp_maps//J1526-2748_C_map.mod wobs /vlbi/sb072/temp_maps//J1526-2748_C_uvs.fits ! Writing UV FITS file: /vlbi/sb072/temp_maps//J1526-2748_C_uvs.fits wwins /vlbi/sb072/temp_maps//J1526-2748_C_map.win ! wwins: Wrote 4 windows to /vlbi/sb072/temp_maps//J1526-2748_C_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0237893 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 7.94306e-05 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -1.00168 1.00168 2.00335 4.00671 8.01341 16.0268 32.0537 64.1073 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0002 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.023 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 299.497 quit ! Quitting program ! Log file /vlbi/sb072/temp_maps//J1526-2748_C_dfm.log closed on Tue Mar 5 23:15:32 2019