! Started logfile: /vlbi/sb072/temp_maps//J0646-3903_C_dfm.log on Fri Jan 25 19:19:40 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//J0646-3903_C_uvm.fits ! Reading UV FITS file: /vlbi/sb072/temp_maps//J0646-3903_C_uvm.fits ! AN table 1: 7 integrations on 28 of 28 possible baselines. ! AN table 2: 7 integrations on 28 of 28 possible baselines. ! Apparent sampling: 1 visibilities/baseline/integration-bin. ! Found source: J0646-3903 ! ! 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 3136 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 J0646-3903_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=1.023270Jy sigma=23.457423 ! Fit after self-cal, rms=0.829702Jy sigma=18.643585 ! 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=1.083 mas, bmaj=3.345 mas, bpa=-7.534 degrees ! Estimated noise=0.886962 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 = 0.11953 Jy ! Component: 100 - total flux cleaned = 0.153175 Jy ! Total flux subtracted in 100 components = 0.153175 Jy ! Clean residual min=-0.010974 max=0.023034 Jy/beam ! Clean residual mean=-0.000032 rms=0.002709 Jy/beam ! Combined flux in latest and established models = 0.153175 Jy ! Performing phase self-cal ! Adding 5 model components to the UV plane model. ! The established model now contains 5 components and 0.153175 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=0.086440Jy sigma=1.989440 ! Fit after self-cal, rms=0.086369Jy sigma=1.988540 ! Inverting map ! Added new window around map position (-1.5, -3.6). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0227557 Jy ! Component: 100 - total flux cleaned = 0.0371203 Jy ! Total flux subtracted in 100 components = 0.0371203 Jy ! Clean residual min=-0.008746 max=0.016004 Jy/beam ! Clean residual mean=-0.000025 rms=0.002118 Jy/beam ! Combined flux in latest and established models = 0.190295 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 11 components and 0.190295 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=0.074009Jy sigma=1.610717 ! Fit after self-cal, rms=0.073693Jy sigma=1.600788 ! Inverting map ! Added new window around map position (1.5, -0.6). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.016463 Jy ! Component: 100 - total flux cleaned = 0.0268232 Jy ! Total flux subtracted in 100 components = 0.0268232 Jy ! Clean residual min=-0.008396 max=0.010798 Jy/beam ! Clean residual mean=-0.000020 rms=0.001774 Jy/beam ! Combined flux in latest and established models = 0.217118 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 19 components and 0.217118 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=0.066312Jy sigma=1.368205 ! Fit after self-cal, rms=0.066249Jy sigma=1.366142 ! 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=1.444 mas, bmaj=4.062 mas, bpa=-6.075 degrees ! Estimated noise=0.595421 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 = 0.0208007 Jy ! Component: 100 - total flux cleaned = 0.0338649 Jy ! Component: 150 - total flux cleaned = 0.0424123 Jy ! Component: 200 - total flux cleaned = 0.0480414 Jy ! Total flux subtracted in 200 components = 0.0480414 Jy ! Clean residual min=-0.009247 max=0.013507 Jy/beam ! Clean residual mean=-0.000026 rms=0.002728 Jy/beam ! Combined flux in latest and established models = 0.265159 Jy ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 43 components and 0.265159 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=0.060198Jy sigma=1.137973 ! Fit after self-cal, rms=0.060053Jy sigma=1.134019 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.444 x 4.062 at -6.075 degrees (North through East) ! Clean map min=-0.0089853 max=0.15053 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! FD 1.01 KP 1.06 LA 1.16 MK 1.22 ! NL 1.43 OV 1.19 PT 0.97 SC 1.04 ! ! Telescope amplitude corrections in sub-array 2: ! FD 0.88 HN 1.71 KP 1.01 MK 1.04 ! NL 1.22 OV 0.86 PT 0.79 SC 1.05 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! FD 1.03 KP 1.05 LA 1.22 MK 1.08 ! NL 1.42 OV 1.14 PT 0.97 SC 1.07 ! ! Telescope amplitude corrections in sub-array 2: ! FD 0.87 HN 1.59 KP 0.96 MK 0.97 ! NL 1.24 OV 0.90 PT 0.76 SC 1.02 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! FD 0.96 KP 0.91 LA 1.13 MK 1.27 ! NL 1.37 OV 1.09 PT 1.33 SC 1.06 ! ! Telescope amplitude corrections in sub-array 2: ! FD 0.95 HN 1.36 KP 0.96 MK 1.10 ! NL 1.10 OV 1.04 PT 0.98 SC 1.00 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! FD 0.84 KP 0.92 LA 1.09 MK 0.99 ! NL 1.31 OV 1.05 PT 0.82 SC 0.98 ! ! Telescope amplitude corrections in sub-array 2: ! FD 0.95 HN 1.40 KP 0.98 MK 1.09 ! NL 1.16 OV 1.12 PT 0.95 SC 0.96 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! FD 0.85 KP 0.92 LA 1.17 MK 0.96 ! NL 1.15 OV 0.99 PT 0.83 SC 0.99 ! ! Telescope amplitude corrections in sub-array 2: ! FD 0.95 HN 1.34 KP 0.96 MK 1.02 ! NL 1.09 OV 1.08 PT 0.95 SC 0.99 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! FD 0.85 KP 0.86 LA 1.18 MK 0.94 ! NL 1.07 OV 1.00 PT 0.83 SC 1.02 ! ! Telescope amplitude corrections in sub-array 2: ! FD 0.94 HN 1.40 KP 0.97 MK 0.94 ! NL 1.01 OV 1.07 PT 0.95 SC 1.00 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! FD 0.83 KP 0.90 LA 1.16 MK 0.91 ! NL 1.10 OV 0.98 PT 0.84 SC 0.98 ! ! Telescope amplitude corrections in sub-array 2: ! FD 0.95 HN 1.44 KP 0.97 MK 1.00 ! NL 1.00 OV 1.10 PT 0.95 SC 0.96 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! FD 0.88 KP 0.88 LA 1.18 MK 0.93 ! NL 1.17 OV 0.97 PT 0.83 SC 0.96 ! ! Telescope amplitude corrections in sub-array 2: ! FD 0.93 HN 1.31 KP 0.96 MK 0.98 ! NL 1.07 OV 1.10 PT 0.99 SC 0.99 ! ! ! Fit before self-cal, rms=0.060053Jy sigma=1.134019 ! Fit after self-cal, rms=0.056073Jy sigma=0.751165 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.454 mas, bmaj=4.056 mas, bpa=-5.75 degrees ! Estimated noise=0.604711 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 (5.7, 5.7). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00764623 Jy ! Component: 100 - total flux cleaned = 0.00711939 Jy ! Component: 150 - total flux cleaned = 0.00682802 Jy ! Component: 200 - total flux cleaned = 0.00655977 Jy ! Total flux subtracted in 200 components = 0.00655977 Jy ! Clean residual min=-0.003859 max=0.003011 Jy/beam ! Clean residual mean=-0.000008 rms=0.000777 Jy/beam ! Combined flux in latest and established models = 0.271719 Jy ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 64 components and 0.271719 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=0.053981Jy sigma=0.700462 ! Fit after self-cal, rms=0.053986Jy sigma=0.695511 ! 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=0.053986Jy sigma=0.695511 ! Fit after self-cal, rms=0.054008Jy sigma=0.692869 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.455 mas, bmaj=4.059 mas, bpa=-5.696 degrees ! Estimated noise=0.602168 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00171533 Jy ! Component: 100 - total flux cleaned = 0.00118069 Jy ! Component: 150 - total flux cleaned = 0.00108313 Jy ! Component: 200 - total flux cleaned = 0.000832281 Jy ! Total flux subtracted in 200 components = 0.000832281 Jy ! Clean residual min=-0.003224 max=0.002913 Jy/beam ! Clean residual mean=-0.000014 rms=0.000654 Jy/beam ! Combined flux in latest and established models = 0.272551 Jy selfcal ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 75 components and 0.272551 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=0.053363Jy sigma=0.681248 ! Fit after self-cal, rms=0.053296Jy sigma=0.679622 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 = 0.000746196 Jy ! Component: 100 - total flux cleaned = 0.000822276 Jy ! Component: 150 - total flux cleaned = 0.000755728 Jy ! Component: 200 - total flux cleaned = 0.000694733 Jy ! Total flux subtracted in 200 components = 0.000694733 Jy ! Clean residual min=-0.003004 max=0.002816 Jy/beam ! Clean residual mean=-0.000014 rms=0.000613 Jy/beam ! Combined flux in latest and established models = 0.273246 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 91 components and 0.273246 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=0.052966Jy sigma=0.675333 ! Fit after self-cal, rms=0.052942Jy sigma=0.674598 ! 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=0.052942Jy sigma=0.674598 ! Fit after self-cal, rms=0.053327Jy sigma=0.673278 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.459 mas, bmaj=4.065 mas, bpa=-5.626 degrees ! Estimated noise=0.601963 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000508848 Jy ! Component: 100 - total flux cleaned = -0.000635153 Jy ! Component: 150 - total flux cleaned = -0.000634976 Jy ! Component: 200 - total flux cleaned = -0.00068488 Jy ! Total flux subtracted in 200 components = -0.00068488 Jy ! Clean residual min=-0.002725 max=0.002538 Jy/beam ! Clean residual mean=-0.000015 rms=0.000571 Jy/beam ! Combined flux in latest and established models = 0.272561 Jy selfcal ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 102 components and 0.272561 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=0.053066Jy sigma=0.670193 ! Fit after self-cal, rms=0.053049Jy sigma=0.669652 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 = 0.00030092 Jy ! Component: 100 - total flux cleaned = 0.000348327 Jy ! Component: 150 - total flux cleaned = 0.00030737 Jy ! Component: 200 - total flux cleaned = 0.000267034 Jy ! Total flux subtracted in 200 components = 0.000267034 Jy ! Clean residual min=-0.002572 max=0.002442 Jy/beam ! Clean residual mean=-0.000015 rms=0.000556 Jy/beam ! Combined flux in latest and established models = 0.272828 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 107 components and 0.272828 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=0.052904Jy sigma=0.668068 ! Fit after self-cal, rms=0.052895Jy sigma=0.667767 ! 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=0.052895Jy sigma=0.667767 ! Fit after self-cal, rms=0.053476Jy sigma=0.667095 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=4.009 mas, bmaj=11.85 mas, bpa=-1.777 degrees ! Estimated noise=0.770655 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000640436 Jy ! Component: 100 - total flux cleaned = -0.000902819 Jy ! Component: 150 - total flux cleaned = -0.00114194 Jy ! Component: 200 - total flux cleaned = -0.00124237 Jy ! Total flux subtracted in 200 components = -0.00124237 Jy ! Clean residual min=-0.003052 max=0.002386 Jy/beam ! Clean residual mean=-0.000031 rms=0.000847 Jy/beam ! Combined flux in latest and established models = 0.271586 Jy selfcal ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 113 components and 0.271586 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=0.053372Jy sigma=0.666810 ! Fit after self-cal, rms=0.053371Jy sigma=0.666431 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 = 4.62595e-05 Jy ! Component: 100 - total flux cleaned = 5.073e-05 Jy ! Component: 150 - total flux cleaned = 3.11318e-05 Jy ! Component: 200 - total flux cleaned = -2.36739e-05 Jy ! Total flux subtracted in 200 components = -2.36739e-05 Jy ! Clean residual min=-0.002965 max=0.002398 Jy/beam ! Clean residual mean=-0.000031 rms=0.000847 Jy/beam ! Combined flux in latest and established models = 0.271562 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 121 components and 0.271562 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=0.053319Jy sigma=0.666667 ! Fit after self-cal, rms=0.053318Jy sigma=0.666502 ! 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=1.463 mas, bmaj=4.07 mas, bpa=-5.581 degrees ! Estimated noise=0.602473 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.463 x 4.07 at -5.581 degrees (North through East) ! Clean map min=-0.0030488 max=0.15421 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=1.086 mas, bmaj=3.31 mas, bpa=-7.007 degrees ! Estimated noise=0.914884 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.122935 Jy ! Component: 100 - total flux cleaned = 0.160661 Jy ! Component: 150 - total flux cleaned = 0.184245 Jy ! Component: 200 - total flux cleaned = 0.199519 Jy ! Total flux subtracted in 200 components = 0.199519 Jy ! Clean residual min=-0.005971 max=0.009520 Jy/beam ! Clean residual mean=-0.000017 rms=0.001429 Jy/beam ! Combined flux in latest and established models = 0.199519 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 11 model components to the UV plane model. ! The established model now contains 11 components and 0.199519 Jy ! Inverting map and beam ! Estimated beam: bmin=1.463 mas, bmaj=4.07 mas, bpa=-5.581 degrees ! Estimated noise=0.602473 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 = 0.0238464 Jy ! Component: 100 - total flux cleaned = 0.0385351 Jy ! Component: 150 - total flux cleaned = 0.0485509 Jy ! Component: 200 - total flux cleaned = 0.0555823 Jy ! Total flux subtracted in 200 components = 0.0555823 Jy ! Clean residual min=-0.003349 max=0.004969 Jy/beam ! Clean residual mean=-0.000026 rms=0.001080 Jy/beam ! Combined flux in latest and established models = 0.255102 Jy ! Adding 65 model components to the UV plane model. ! The established model now contains 68 components and 0.255101 Jy ! Inverting map ! Added new window around map position (2.1, -6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00531793 Jy ! Component: 100 - total flux cleaned = 0.00896314 Jy ! Component: 150 - total flux cleaned = 0.0116312 Jy ! Component: 200 - total flux cleaned = 0.013107 Jy ! Total flux subtracted in 200 components = 0.013107 Jy ! Clean residual min=-0.002405 max=0.002215 Jy/beam ! Clean residual mean=-0.000017 rms=0.000605 Jy/beam ! Combined flux in latest and established models = 0.268208 Jy ! Adding 50 model components to the UV plane model. ! The established model now contains 111 components and 0.268208 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=4.009 mas, bmaj=11.85 mas, bpa=-1.777 degrees ! Estimated noise=0.770655 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00171733 Jy ! Component: 100 - total flux cleaned = 0.00215253 Jy ! Component: 150 - total flux cleaned = 0.0024834 Jy ! Component: 200 - total flux cleaned = 0.00270624 Jy ! Total flux subtracted in 200 components = 0.00270624 Jy ! Clean residual min=-0.003117 max=0.002329 Jy/beam ! Clean residual mean=-0.000031 rms=0.000864 Jy/beam ! Combined flux in latest and established models = 0.270915 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 = 0.000149588 Jy ! Component: 100 - total flux cleaned = 0.000148266 Jy ! Component: 150 - total flux cleaned = 0.000147789 Jy ! Component: 200 - total flux cleaned = 0.00017009 Jy ! Total flux subtracted in 200 components = 0.00017009 Jy ! Clean residual min=-0.003089 max=0.002363 Jy/beam ! Clean residual mean=-0.000030 rms=0.000848 Jy/beam ! Combined flux in latest and established models = 0.271085 Jy ! Adding 27 model components to the UV plane model. ! The established model now contains 131 components and 0.271085 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=1.463 mas, bmaj=4.07 mas, bpa=-5.581 degrees ! Estimated noise=0.602473 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 5.60391e-05 Jy ! Component: 100 - total flux cleaned = 1.39788e-05 Jy ! Component: 150 - total flux cleaned = 1.30404e-05 Jy ! Component: 200 - total flux cleaned = -2.03096e-05 Jy ! Total flux subtracted in 200 components = -2.03096e-05 Jy ! Clean residual min=-0.002195 max=0.001829 Jy/beam ! Clean residual mean=-0.000015 rms=0.000535 Jy/beam ! Combined flux in latest and established models = 0.271064 Jy selfcal ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 154 components and 0.271064 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=0.053162Jy sigma=0.666491 ! Fit after self-cal, rms=0.053139Jy sigma=0.665353 wmodel J0646-3903_C_map.mod ! Writing 154 model components to file: J0646-3903_C_map.mod wobs J0646-3903_C_uvs.fits ! Writing UV FITS file: J0646-3903_C_uvs.fits wwins J0646-3903_C_map.win ! wwins: Wrote 5 windows to J0646-3903_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 = -0.000923192 Jy ! Component: 100 - total flux cleaned = -0.00146522 Jy ! Component: 150 - total flux cleaned = -0.00190479 Jy ! Component: 200 - total flux cleaned = -0.00225882 Jy ! Component: 250 - total flux cleaned = -0.00250517 Jy ! Component: 300 - total flux cleaned = -0.00279947 Jy ! Component: 350 - total flux cleaned = -0.00297036 Jy ! Component: 400 - total flux cleaned = -0.00310899 Jy ! Component: 450 - total flux cleaned = -0.00318962 Jy ! Component: 500 - total flux cleaned = -0.00321626 Jy ! Component: 550 - total flux cleaned = -0.00321683 Jy ! Component: 600 - total flux cleaned = -0.00329165 Jy ! Component: 650 - total flux cleaned = -0.00338957 Jy ! Component: 700 - total flux cleaned = -0.00350942 Jy ! Component: 750 - total flux cleaned = -0.00362732 Jy ! Component: 800 - total flux cleaned = -0.00376604 Jy ! Component: 850 - total flux cleaned = -0.00392561 Jy ! Component: 900 - total flux cleaned = -0.00403773 Jy ! Component: 950 - total flux cleaned = -0.004126 Jy ! Component: 1000 - total flux cleaned = -0.00421337 Jy ! Component: 1050 - total flux cleaned = -0.00429933 Jy ! Component: 1100 - total flux cleaned = -0.00438426 Jy ! Component: 1150 - total flux cleaned = -0.00442619 Jy ! Component: 1200 - total flux cleaned = -0.00455059 Jy ! Component: 1250 - total flux cleaned = -0.00463241 Jy ! Component: 1300 - total flux cleaned = -0.00477448 Jy ! Component: 1350 - total flux cleaned = -0.00491474 Jy ! Component: 1400 - total flux cleaned = -0.00493441 Jy ! Component: 1450 - total flux cleaned = -0.00509161 Jy ! Component: 1500 - total flux cleaned = -0.00518852 Jy ! Component: 1550 - total flux cleaned = -0.00526516 Jy ! Component: 1600 - total flux cleaned = -0.00537931 Jy ! Component: 1650 - total flux cleaned = -0.00543579 Jy ! Component: 1700 - total flux cleaned = -0.00558512 Jy ! Component: 1750 - total flux cleaned = -0.00556655 Jy ! Component: 1800 - total flux cleaned = -0.00565836 Jy ! Component: 1850 - total flux cleaned = -0.00571289 Jy ! Component: 1900 - total flux cleaned = -0.00576699 Jy ! Component: 1950 - total flux cleaned = -0.00582078 Jy ! Component: 2000 - total flux cleaned = -0.00598045 Jy ! Component: 2050 - total flux cleaned = -0.00603341 Jy ! Component: 2100 - total flux cleaned = -0.00610318 Jy ! Component: 2150 - total flux cleaned = -0.00620718 Jy ! Component: 2200 - total flux cleaned = -0.00625878 Jy ! Component: 2250 - total flux cleaned = -0.0063611 Jy ! Component: 2300 - total flux cleaned = -0.00639499 Jy ! Component: 2350 - total flux cleaned = -0.00646229 Jy ! Component: 2400 - total flux cleaned = -0.00652904 Jy ! Component: 2450 - total flux cleaned = -0.0066451 Jy ! Component: 2500 - total flux cleaned = -0.00672764 Jy ! Component: 2550 - total flux cleaned = -0.00680928 Jy ! Component: 2600 - total flux cleaned = -0.0068742 Jy ! Component: 2650 - total flux cleaned = -0.00697067 Jy ! Component: 2700 - total flux cleaned = -0.00709863 Jy ! Component: 2750 - total flux cleaned = -0.00706676 Jy ! Component: 2800 - total flux cleaned = -0.00714579 Jy ! Component: 2850 - total flux cleaned = -0.00725551 Jy ! Component: 2900 - total flux cleaned = -0.00730226 Jy ! Component: 2950 - total flux cleaned = -0.00734855 Jy ! Component: 3000 - total flux cleaned = -0.00737944 Jy ! Component: 3050 - total flux cleaned = -0.00741012 Jy ! Component: 3100 - total flux cleaned = -0.00750121 Jy ! Component: 3150 - total flux cleaned = -0.0074861 Jy ! Component: 3200 - total flux cleaned = -0.00753108 Jy ! Component: 3250 - total flux cleaned = -0.007546 Jy ! Component: 3300 - total flux cleaned = -0.00757568 Jy ! Component: 3350 - total flux cleaned = -0.00761985 Jy ! Component: 3400 - total flux cleaned = -0.00761983 Jy ! Component: 3450 - total flux cleaned = -0.00761981 Jy ! Component: 3500 - total flux cleaned = -0.00766336 Jy ! Component: 3550 - total flux cleaned = -0.00766336 Jy ! Component: 3600 - total flux cleaned = -0.00766332 Jy ! Component: 3650 - total flux cleaned = -0.00772023 Jy ! Component: 3700 - total flux cleaned = -0.0077202 Jy ! Component: 3750 - total flux cleaned = -0.00774846 Jy ! Component: 3800 - total flux cleaned = -0.00773452 Jy ! Component: 3850 - total flux cleaned = -0.00777642 Jy ! Component: 3900 - total flux cleaned = -0.0077208 Jy ! Component: 3950 - total flux cleaned = -0.00778998 Jy ! Component: 4000 - total flux cleaned = -0.00781759 Jy ! Component: 4050 - total flux cleaned = -0.00781757 Jy ! Total flux subtracted in 4096 components = -0.00780415 Jy ! Clean residual min=-0.000742 max=0.000758 Jy/beam ! Clean residual mean=-0.000009 rms=0.000251 Jy/beam ! Combined flux in latest and established models = 0.26326 Jy keep ! Adding 293 model components to the UV plane model. ! The established model now contains 447 components and 0.26326 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/sb072/temp_maps//J0646-3903_C_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.463 x 4.07 at -5.581 degrees (North through East) ! Clean map min=-0.0017881 max=0.15851 Jy/beam ! Writing clean map to FITS file: /vlbi/sb072/temp_maps//J0646-3903_C_map.fits wmodel /vlbi/sb072/temp_maps//J0646-3903_C_map.mod ! Writing 447 model components to file: /vlbi/sb072/temp_maps//J0646-3903_C_map.mod wobs /vlbi/sb072/temp_maps//J0646-3903_C_uvs.fits ! Writing UV FITS file: /vlbi/sb072/temp_maps//J0646-3903_C_uvs.fits wwins /vlbi/sb072/temp_maps//J0646-3903_C_map.win ! wwins: Wrote 6 windows to /vlbi/sb072/temp_maps//J0646-3903_C_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.158509 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000250065 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.473282 0.473282 0.946564 1.89313 3.78626 7.57251 15.145 30.2901 60.5801 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0007 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.158 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 633.871 quit ! Quitting program ! Log file /vlbi/sb072/temp_maps//J0646-3903_C_dfm.log closed on Fri Jan 25 19:19:44 2019