! Started logfile: /vlbi/sb072/temp_maps//J1246-0730_C_dfm.log on Fri Jan 25 19:29:12 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//J1246-0730_C_uva.fits ! Reading UV FITS file: /vlbi/sb072/temp_maps//J1246-0730_C_uva.fits ! AN table 1: 4 integrations on 21 of 21 possible baselines. ! Apparent sampling: 1 visibilities/baseline/integration-bin. ! Found source: J1246-0730 ! ! 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 672 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 J1246-0730_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=1.230870Jy sigma=52.208833 ! Fit after self-cal, rms=0.276005Jy sigma=12.219118 ! 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=1.971 mas, bmaj=4.602 mas, bpa=8.331 degrees ! Estimated noise=0.810786 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 = 0.563658 Jy ! Component: 100 - total flux cleaned = 0.686582 Jy ! Total flux subtracted in 100 components = 0.686582 Jy ! Clean residual min=-0.026705 max=0.036915 Jy/beam ! Clean residual mean=0.000139 rms=0.008119 Jy/beam ! Combined flux in latest and established models = 0.686582 Jy ! Performing phase self-cal ! Adding 3 model components to the UV plane model. ! The established model now contains 3 components and 0.686582 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=0.087446Jy sigma=3.536684 ! Fit after self-cal, rms=0.087445Jy sigma=3.536636 ! 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=2.279 mas, bmaj=5.035 mas, bpa=5.527 degrees ! Estimated noise=0.654034 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 = 0.0415466 Jy ! Component: 100 - total flux cleaned = 0.064808 Jy ! Component: 150 - total flux cleaned = 0.0803904 Jy ! Component: 200 - total flux cleaned = 0.0908817 Jy ! Total flux subtracted in 200 components = 0.0908817 Jy ! Clean residual min=-0.025389 max=0.030040 Jy/beam ! Clean residual mean=0.000027 rms=0.006913 Jy/beam ! Combined flux in latest and established models = 0.777464 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 14 components and 0.777464 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=0.061428Jy sigma=2.566836 ! Fit after self-cal, rms=0.061400Jy sigma=2.564570 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.279 x 5.035 at 5.527 degrees (North through East) ! Clean map min=-0.024849 max=0.72711 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! FD 0.94 HN 0.92 KP 1.01 LA 1.06 ! NL 1.06 PT 0.91 SC 0.98 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! FD 0.96 HN 0.93 KP 1.00 LA 1.05 ! NL 1.06 PT 0.91 SC 1.00 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! FD 0.96 HN 0.94 KP 1.00 LA 1.07 ! NL 1.07 PT 0.94 SC 0.99 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! FD 0.95 HN 0.95 KP 0.99 LA 1.06 ! NL 1.14 PT 0.92 SC 1.02 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! FD 0.96 HN 0.95 KP 1.01 LA 1.07 ! NL 1.08 PT 0.93 SC 1.01 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! FD 0.96 HN 0.97 KP 1.00 LA 1.06 ! NL 1.06 PT 0.92 SC 1.02 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! FD 0.96 HN 0.97 KP 1.00 LA 1.06 ! NL 1.07 PT 0.93 SC 1.01 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! FD 0.96 HN 0.96 KP 1.01 LA 1.05 ! NL 1.07 PT 0.93 SC 1.02 ! ! ! Fit before self-cal, rms=0.061400Jy sigma=2.564570 ! Fit after self-cal, rms=0.031683Jy sigma=1.276422 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=2.269 mas, bmaj=5.045 mas, bpa=4.991 degrees ! Estimated noise=0.650597 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 (-6.6, -1.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.015378 Jy ! Component: 100 - total flux cleaned = 0.0195996 Jy ! Component: 150 - total flux cleaned = 0.0204027 Jy ! Component: 200 - total flux cleaned = 0.0204142 Jy ! Total flux subtracted in 200 components = 0.0204142 Jy ! Clean residual min=-0.006177 max=0.007756 Jy/beam ! Clean residual mean=0.000043 rms=0.001810 Jy/beam ! Combined flux in latest and established models = 0.797878 Jy ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 41 components and 0.797878 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=0.022981Jy sigma=0.911047 ! Fit after self-cal, rms=0.022350Jy sigma=0.889372 ! 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=0.022350Jy sigma=0.889372 ! Fit after self-cal, rms=0.021786Jy sigma=0.874194 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.266 mas, bmaj=5.038 mas, bpa=5.071 degrees ! Estimated noise=0.649351 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00282609 Jy ! Component: 100 - total flux cleaned = 0.00320456 Jy ! Component: 150 - total flux cleaned = 0.00320121 Jy ! Component: 200 - total flux cleaned = 0.00320045 Jy ! Total flux subtracted in 200 components = 0.00320045 Jy ! Clean residual min=-0.004839 max=0.005857 Jy/beam ! Clean residual mean=0.000036 rms=0.001487 Jy/beam ! Combined flux in latest and established models = 0.801078 Jy selfcal ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 55 components and 0.801078 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=0.020316Jy sigma=0.810678 ! Fit after self-cal, rms=0.020139Jy sigma=0.805514 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 = 0.0014269 Jy ! Component: 100 - total flux cleaned = 0.00150521 Jy ! Component: 150 - total flux cleaned = 0.00150504 Jy ! Component: 200 - total flux cleaned = 0.00156631 Jy ! Total flux subtracted in 200 components = 0.00156631 Jy ! Clean residual min=-0.004384 max=0.005383 Jy/beam ! Clean residual mean=0.000033 rms=0.001373 Jy/beam ! Combined flux in latest and established models = 0.802644 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 59 components and 0.802644 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=0.019612Jy sigma=0.782031 ! Fit after self-cal, rms=0.019525Jy sigma=0.779908 ! 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=0.019525Jy sigma=0.779908 ! Fit after self-cal, rms=0.019415Jy sigma=0.776163 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.265 mas, bmaj=5.039 mas, bpa=5.115 degrees ! Estimated noise=0.64936 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000507051 Jy ! Component: 100 - total flux cleaned = 0.000504192 Jy ! Component: 150 - total flux cleaned = 0.000504842 Jy ! Component: 200 - total flux cleaned = 0.00050515 Jy ! Total flux subtracted in 200 components = 0.00050515 Jy ! Clean residual min=-0.004100 max=0.004920 Jy/beam ! Clean residual mean=0.000026 rms=0.001272 Jy/beam ! Combined flux in latest and established models = 0.80315 Jy selfcal ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 68 components and 0.80315 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=0.019103Jy sigma=0.760750 ! Fit after self-cal, rms=0.019031Jy sigma=0.758976 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 = 0.000901973 Jy ! Component: 100 - total flux cleaned = 0.00102259 Jy ! Component: 150 - total flux cleaned = 0.00112907 Jy ! Component: 200 - total flux cleaned = 0.00112834 Jy ! Total flux subtracted in 200 components = 0.00112834 Jy ! Clean residual min=-0.003958 max=0.004714 Jy/beam ! Clean residual mean=0.000024 rms=0.001224 Jy/beam ! Combined flux in latest and established models = 0.804278 Jy ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 86 components and 0.804278 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=0.018891Jy sigma=0.751795 ! Fit after self-cal, rms=0.018847Jy sigma=0.750916 ! 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=0.018847Jy sigma=0.750916 ! Fit after self-cal, rms=0.018795Jy sigma=0.748688 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.607 mas, bmaj=6.767 mas, bpa=-8.479 degrees ! Estimated noise=0.754807 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000992775 Jy ! Component: 100 - total flux cleaned = 0.000911836 Jy ! Component: 150 - total flux cleaned = 0.000797592 Jy ! Component: 200 - total flux cleaned = 0.000761581 Jy ! Total flux subtracted in 200 components = 0.000761581 Jy ! Clean residual min=-0.004382 max=0.006307 Jy/beam ! Clean residual mean=0.000033 rms=0.001892 Jy/beam ! Combined flux in latest and established models = 0.805039 Jy selfcal ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 104 components and 0.805039 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=0.018692Jy sigma=0.743188 ! Fit after self-cal, rms=0.018656Jy sigma=0.742384 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 = 0.00044403 Jy ! Component: 100 - total flux cleaned = 0.000446042 Jy ! Component: 150 - total flux cleaned = 0.000415035 Jy ! Component: 200 - total flux cleaned = 0.000386984 Jy ! Total flux subtracted in 200 components = 0.000386984 Jy ! Clean residual min=-0.004316 max=0.006010 Jy/beam ! Clean residual mean=0.000030 rms=0.001843 Jy/beam ! Combined flux in latest and established models = 0.805426 Jy ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 110 components and 0.805426 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=0.018597Jy sigma=0.739290 ! Fit after self-cal, rms=0.018581Jy sigma=0.738969 ! 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=2.266 mas, bmaj=5.041 mas, bpa=5.141 degrees ! Estimated noise=0.649562 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.266 x 5.041 at 5.141 degrees (North through East) ! Clean map min=-0.0036713 max=0.72151 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 ! Performing amp+phase self-cal ! ! 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=0.018581Jy sigma=0.738969 ! Fit after self-cal, rms=0.017657Jy sigma=0.699099 ! Inverting map and beam ! Estimated beam: bmin=2.265 mas, bmaj=5.042 mas, bpa=5.157 degrees ! Estimated noise=0.649753 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000214414 Jy ! Component: 100 - total flux cleaned = 4.56244e-05 Jy ! Component: 150 - total flux cleaned = -4.13754e-05 Jy ! Component: 200 - total flux cleaned = -0.000120689 Jy ! Total flux subtracted in 200 components = -0.000120689 Jy ! Clean residual min=-0.003685 max=0.004069 Jy/beam ! Clean residual mean=0.000017 rms=0.001108 Jy/beam ! Combined flux in latest and established models = 0.805306 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 122 components and 0.805306 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=0.017558Jy sigma=0.693675 ! Fit after self-cal, rms=0.017536Jy sigma=0.693284 ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000384469 Jy ! Component: 100 - total flux cleaned = 0.000358948 Jy ! Component: 150 - total flux cleaned = 0.000334927 Jy ! Component: 200 - total flux cleaned = 0.000312917 Jy ! Total flux subtracted in 200 components = 0.000312917 Jy ! Clean residual min=-0.003637 max=0.003983 Jy/beam ! Clean residual mean=0.000016 rms=0.001092 Jy/beam ! Combined flux in latest and established models = 0.805619 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 126 components and 0.805619 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=0.017477Jy sigma=0.690232 ! Fit after self-cal, rms=0.017461Jy sigma=0.689995 ! Inverting map ! Performing amp+phase self-cal ! ! 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=0.017461Jy sigma=0.689995 ! Fit after self-cal, rms=0.017451Jy sigma=0.689236 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=1.962 mas, bmaj=4.593 mas, bpa=7.901 degrees ! Estimated noise=0.804018 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.55893 Jy ! Component: 100 - total flux cleaned = 0.680944 Jy ! Component: 150 - total flux cleaned = 0.716209 Jy ! Component: 200 - total flux cleaned = 0.7362 Jy ! Total flux subtracted in 200 components = 0.7362 Jy ! Clean residual min=-0.008301 max=0.010688 Jy/beam ! Clean residual mean=0.000090 rms=0.003191 Jy/beam ! Combined flux in latest and established models = 0.7362 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 24 model components to the UV plane model. ! The established model now contains 24 components and 0.7362 Jy ! Inverting map and beam ! Estimated beam: bmin=2.265 mas, bmaj=5.043 mas, bpa=5.162 degrees ! Estimated noise=0.650056 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 = 0.0187916 Jy ! Component: 100 - total flux cleaned = 0.0313498 Jy ! Component: 150 - total flux cleaned = 0.039943 Jy ! Component: 200 - total flux cleaned = 0.0459934 Jy ! Total flux subtracted in 200 components = 0.0459934 Jy ! Clean residual min=-0.004742 max=0.004463 Jy/beam ! Clean residual mean=0.000032 rms=0.001638 Jy/beam ! Combined flux in latest and established models = 0.782193 Jy ! Adding 72 model components to the UV plane model. ! The established model now contains 92 components and 0.782194 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=3.609 mas, bmaj=6.77 mas, bpa=-8.465 degrees ! Estimated noise=0.755176 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00700415 Jy ! Component: 100 - total flux cleaned = 0.0113206 Jy ! Component: 150 - total flux cleaned = 0.0141881 Jy ! Component: 200 - total flux cleaned = 0.0161619 Jy ! Total flux subtracted in 200 components = 0.0161619 Jy ! Clean residual min=-0.005111 max=0.005285 Jy/beam ! Clean residual mean=0.000026 rms=0.001840 Jy/beam ! Combined flux in latest and established models = 0.798356 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 = 0.00138428 Jy ! Component: 100 - total flux cleaned = 0.00197364 Jy ! Component: 150 - total flux cleaned = 0.00229564 Jy ! Component: 200 - total flux cleaned = 0.00251758 Jy ! Total flux subtracted in 200 components = 0.00251758 Jy ! Clean residual min=-0.004814 max=0.005563 Jy/beam ! Clean residual mean=0.000021 rms=0.001780 Jy/beam ! Combined flux in latest and established models = 0.800873 Jy ! Adding 84 model components to the UV plane model. ! The established model now contains 161 components and 0.800873 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=2.265 mas, bmaj=5.043 mas, bpa=5.162 degrees ! Estimated noise=0.650056 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -2.10887e-05 Jy ! Component: 100 - total flux cleaned = -5.96405e-05 Jy ! Component: 150 - total flux cleaned = -2.58105e-05 Jy ! Component: 200 - total flux cleaned = 3.32734e-05 Jy ! Total flux subtracted in 200 components = 3.32734e-05 Jy ! Clean residual min=-0.003524 max=0.004162 Jy/beam ! Clean residual mean=0.000012 rms=0.001081 Jy/beam ! Combined flux in latest and established models = 0.800906 Jy selfcal ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 175 components and 0.800906 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=0.017426Jy sigma=0.685555 ! Fit after self-cal, rms=0.017313Jy sigma=0.681961 wmodel J1246-0730_C_map.mod ! Writing 175 model components to file: J1246-0730_C_map.mod wobs J1246-0730_C_uvs.fits ! Writing UV FITS file: J1246-0730_C_uvs.fits wwins J1246-0730_C_map.win ! wwins: Wrote 2 windows to J1246-0730_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 = 0.00104028 Jy ! Component: 100 - total flux cleaned = 0.00173025 Jy ! Component: 150 - total flux cleaned = 0.0022817 Jy ! Component: 200 - total flux cleaned = 0.00246342 Jy ! Component: 250 - total flux cleaned = 0.00250572 Jy ! Component: 300 - total flux cleaned = 0.00246672 Jy ! Component: 350 - total flux cleaned = 0.00250164 Jy ! Component: 400 - total flux cleaned = 0.00253477 Jy ! Component: 450 - total flux cleaned = 0.00247316 Jy ! Component: 500 - total flux cleaned = 0.00241548 Jy ! Component: 550 - total flux cleaned = 0.00233162 Jy ! Component: 600 - total flux cleaned = 0.00219809 Jy ! Component: 650 - total flux cleaned = 0.00212184 Jy ! Component: 700 - total flux cleaned = 0.00209708 Jy ! Component: 750 - total flux cleaned = 0.0020273 Jy ! Component: 800 - total flux cleaned = 0.00196015 Jy ! Component: 850 - total flux cleaned = 0.00178966 Jy ! Component: 900 - total flux cleaned = 0.00166749 Jy ! Component: 950 - total flux cleaned = 0.0016088 Jy ! Component: 1000 - total flux cleaned = 0.00149513 Jy ! Component: 1050 - total flux cleaned = 0.00140402 Jy ! Component: 1100 - total flux cleaned = 0.00131643 Jy ! Component: 1150 - total flux cleaned = 0.00124807 Jy ! Component: 1200 - total flux cleaned = 0.0011494 Jy ! Component: 1250 - total flux cleaned = 0.00106966 Jy ! Component: 1300 - total flux cleaned = 0.000961992 Jy ! Component: 1350 - total flux cleaned = 0.000947373 Jy ! Component: 1400 - total flux cleaned = 0.000932618 Jy ! Component: 1450 - total flux cleaned = 0.000918012 Jy ! Component: 1500 - total flux cleaned = 0.000876521 Jy ! Component: 1550 - total flux cleaned = 0.00082285 Jy ! Component: 1600 - total flux cleaned = 0.000810027 Jy ! Component: 1650 - total flux cleaned = 0.000835332 Jy ! Component: 1700 - total flux cleaned = 0.0008353 Jy ! Component: 1750 - total flux cleaned = 0.000847433 Jy ! Component: 1800 - total flux cleaned = 0.000835425 Jy ! Component: 1850 - total flux cleaned = 0.000823753 Jy ! Component: 1900 - total flux cleaned = 0.000881161 Jy ! Component: 1950 - total flux cleaned = 0.000881202 Jy ! Component: 2000 - total flux cleaned = 0.000925757 Jy ! Component: 2050 - total flux cleaned = 0.000893108 Jy ! Component: 2100 - total flux cleaned = 0.000968851 Jy ! Component: 2150 - total flux cleaned = 0.000979566 Jy ! Component: 2200 - total flux cleaned = 0.00106393 Jy ! Component: 2250 - total flux cleaned = 0.00107435 Jy ! Component: 2300 - total flux cleaned = 0.00111589 Jy ! Component: 2350 - total flux cleaned = 0.001157 Jy ! Component: 2400 - total flux cleaned = 0.00120776 Jy ! Component: 2450 - total flux cleaned = 0.00121793 Jy ! Component: 2500 - total flux cleaned = 0.00130773 Jy ! Component: 2550 - total flux cleaned = 0.0013374 Jy ! Component: 2600 - total flux cleaned = 0.00138661 Jy ! Component: 2650 - total flux cleaned = 0.00146468 Jy ! Component: 2700 - total flux cleaned = 0.0015132 Jy ! Component: 2750 - total flux cleaned = 0.00156138 Jy ! Component: 2800 - total flux cleaned = 0.00159014 Jy ! Component: 2850 - total flux cleaned = 0.00163781 Jy ! Component: 2900 - total flux cleaned = 0.0016852 Jy ! Component: 2950 - total flux cleaned = 0.00171343 Jy ! Component: 3000 - total flux cleaned = 0.00175094 Jy ! Component: 3050 - total flux cleaned = 0.00177894 Jy ! Component: 3100 - total flux cleaned = 0.00180681 Jy ! Component: 3150 - total flux cleaned = 0.00183454 Jy ! Component: 3200 - total flux cleaned = 0.00183455 Jy ! Component: 3250 - total flux cleaned = 0.00183451 Jy ! Component: 3300 - total flux cleaned = 0.00187138 Jy ! Component: 3350 - total flux cleaned = 0.00188979 Jy ! Component: 3400 - total flux cleaned = 0.00193611 Jy ! Component: 3450 - total flux cleaned = 0.00196395 Jy ! Component: 3500 - total flux cleaned = 0.00200113 Jy ! Component: 3550 - total flux cleaned = 0.00201979 Jy ! Component: 3600 - total flux cleaned = 0.00206651 Jy ! Component: 3650 - total flux cleaned = 0.0020946 Jy ! Component: 3700 - total flux cleaned = 0.00212273 Jy ! Component: 3750 - total flux cleaned = 0.00216049 Jy ! Component: 3800 - total flux cleaned = 0.00220786 Jy ! Component: 3850 - total flux cleaned = 0.0022459 Jy ! Component: 3900 - total flux cleaned = 0.00230321 Jy ! Component: 3950 - total flux cleaned = 0.00236078 Jy ! Component: 4000 - total flux cleaned = 0.0024283 Jy ! Component: 4050 - total flux cleaned = 0.00250595 Jy ! Total flux subtracted in 4096 components = 0.00259374 Jy ! Clean residual min=-0.000633 max=0.000624 Jy/beam ! Clean residual mean=0.000002 rms=0.000173 Jy/beam ! Combined flux in latest and established models = 0.8035 Jy keep ! Adding 347 model components to the UV plane model. ! The established model now contains 522 components and 0.8035 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/sb072/temp_maps//J1246-0730_C_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.265 x 5.043 at 5.162 degrees (North through East) ! Clean map min=-0.0012758 max=0.71937 Jy/beam ! Writing clean map to FITS file: /vlbi/sb072/temp_maps//J1246-0730_C_map.fits wmodel /vlbi/sb072/temp_maps//J1246-0730_C_map.mod ! Writing 522 model components to file: /vlbi/sb072/temp_maps//J1246-0730_C_map.mod wobs /vlbi/sb072/temp_maps//J1246-0730_C_uvs.fits ! Writing UV FITS file: /vlbi/sb072/temp_maps//J1246-0730_C_uvs.fits wwins /vlbi/sb072/temp_maps//J1246-0730_C_map.win ! wwins: Wrote 3 windows to /vlbi/sb072/temp_maps//J1246-0730_C_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.719372 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000159521 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.0665253 0.0665253 0.133051 0.266101 0.532202 1.0644 2.12881 4.25762 8.51524 17.0305 34.061 68.1219 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0004 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.719 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 4509.56 quit ! Quitting program ! Log file /vlbi/sb072/temp_maps//J1246-0730_C_dfm.log closed on Fri Jan 25 19:29:16 2019