! Started logfile: /vlbi/sb072/temp_maps//J0721+0406_C_dfm.log on Fri Dec 28 22:58:24 2018 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//J0721+0406_C_uva.fits ! Reading UV FITS file: /vlbi/sb072/temp_maps//J0721+0406_C_uva.fits ! AN table 1: 7 integrations on 36 of 36 possible baselines. ! Apparent sampling: 0.916667 visibilities/baseline/integration-bin. ! Found source: J0721+0406 ! ! 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 1848 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 J0721+0406_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. ! A total of 3 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 3 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 3 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 3 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 3 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 3 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 3 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 3 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.149255Jy sigma=43.578907 ! Fit after self-cal, rms=0.477501Jy sigma=18.616759 ! 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=1.415 mas, bmaj=3.198 mas, bpa=4.054 degrees ! Estimated noise=0.655818 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 = 0.401495 Jy ! Component: 100 - total flux cleaned = 0.489047 Jy ! Total flux subtracted in 100 components = 0.489047 Jy ! Clean residual min=-0.014479 max=0.030422 Jy/beam ! Clean residual mean=-0.000014 rms=0.003519 Jy/beam ! Combined flux in latest and established models = 0.489047 Jy ! Performing phase self-cal ! Adding 1 model components to the UV plane model. ! The established model now contains 1 components and 0.489047 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=0.083687Jy sigma=2.719436 ! Fit after self-cal, rms=0.083685Jy sigma=2.719362 ! Inverting map ! Added new window around map position (4.2, 1.5). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.02712 Jy ! Component: 100 - total flux cleaned = 0.0412927 Jy ! Total flux subtracted in 100 components = 0.0412927 Jy ! Clean residual min=-0.012902 max=0.020088 Jy/beam ! Clean residual mean=-0.000009 rms=0.002663 Jy/beam ! Combined flux in latest and established models = 0.530339 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 18 components and 0.530339 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=0.070459Jy sigma=2.211383 ! Fit after self-cal, rms=0.069807Jy sigma=2.190057 ! Inverting map ! Added new window around map position (-4.2, -1.8). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0158072 Jy ! Component: 100 - total flux cleaned = 0.0256433 Jy ! Total flux subtracted in 100 components = 0.0256433 Jy ! Clean residual min=-0.010285 max=0.010151 Jy/beam ! Clean residual mean=-0.000007 rms=0.002150 Jy/beam ! Combined flux in latest and established models = 0.555983 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 35 components and 0.555983 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=0.064791Jy sigma=1.993028 ! Fit after self-cal, rms=0.064684Jy sigma=1.987492 ! 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=1.745 mas, bmaj=3.759 mas, bpa=3.206 degrees ! Estimated noise=0.470506 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 = 0.0119933 Jy ! Component: 100 - total flux cleaned = 0.0197177 Jy ! Component: 150 - total flux cleaned = 0.0254359 Jy ! Component: 200 - total flux cleaned = 0.0299595 Jy ! Total flux subtracted in 200 components = 0.0299595 Jy ! Clean residual min=-0.009472 max=0.012275 Jy/beam ! Clean residual mean=-0.000014 rms=0.002358 Jy/beam ! Combined flux in latest and established models = 0.585942 Jy ! Performing phase self-cal ! Adding 44 model components to the UV plane model. ! The established model now contains 69 components and 0.585942 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=0.061510Jy sigma=1.871138 ! Fit after self-cal, rms=0.061468Jy sigma=1.869345 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.745 x 3.759 at 3.206 degrees (North through East) ! Clean map min=-0.0090629 max=0.51021 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.90 FD 0.94 HN 1.10 KP 1.05 ! MK 0.93 NL 1.10 OV 0.87 PT 0.84 ! SC 1.06 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 0.91 HN 1.07 KP 1.00 ! MK 0.91 NL 1.08 OV 0.91 PT 0.81 ! SC 1.08 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 0.99 HN 1.02 KP 1.02 ! MK 1.03 NL 0.98 OV 1.06 PT 0.97 ! SC 0.98 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 1.01 HN 1.01 KP 1.01 ! MK 1.01 NL 1.02 OV 1.07 PT 1.01 ! SC 0.97 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 1.00 HN 0.98 KP 1.01 ! MK 1.03 NL 0.99 OV 1.07 PT 0.99 ! SC 0.98 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 1.00 HN 0.95 KP 1.01 ! MK 1.02 NL 0.98 OV 1.07 PT 0.99 ! SC 0.98 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 1.00 HN 0.94 KP 1.01 ! MK 1.03 NL 0.99 OV 1.08 PT 0.99 ! SC 0.97 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 1.01 HN 0.95 KP 1.01 ! MK 1.03 NL 0.99 OV 1.07 PT 0.99 ! SC 0.97 ! ! ! Fit before self-cal, rms=0.061468Jy sigma=1.869345 ! Fit after self-cal, rms=0.039026Jy sigma=0.833568 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.746 mas, bmaj=3.772 mas, bpa=3.18 degrees ! Estimated noise=0.470081 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 = -0.00106028 Jy ! Component: 100 - total flux cleaned = -0.00157045 Jy ! Component: 150 - total flux cleaned = -0.00191803 Jy ! Component: 200 - total flux cleaned = -0.00216352 Jy ! Total flux subtracted in 200 components = -0.00216352 Jy ! Clean residual min=-0.005234 max=0.003435 Jy/beam ! Clean residual mean=0.000000 rms=0.000784 Jy/beam ! Combined flux in latest and established models = 0.583779 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 89 components and 0.583779 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=0.038699Jy sigma=0.812120 ! Fit after self-cal, rms=0.038735Jy sigma=0.810880 ! 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=0.038735Jy sigma=0.810880 ! Fit after self-cal, rms=0.038733Jy sigma=0.806832 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.744 mas, bmaj=3.772 mas, bpa=3.152 degrees ! Estimated noise=0.470352 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000811825 Jy ! Component: 100 - total flux cleaned = -0.000989349 Jy ! Component: 150 - total flux cleaned = -0.00130314 Jy ! Component: 200 - total flux cleaned = -0.00148248 Jy ! Total flux subtracted in 200 components = -0.00148248 Jy ! Clean residual min=-0.004691 max=0.003165 Jy/beam ! Clean residual mean=0.000001 rms=0.000718 Jy/beam ! Combined flux in latest and established models = 0.582296 Jy selfcal ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 97 components and 0.582296 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=0.038513Jy sigma=0.793993 ! Fit after self-cal, rms=0.038503Jy sigma=0.793393 flux_cutoff = imstat(rms) * dynam ! Inverting map repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 1.96969e-05 Jy ! Component: 100 - total flux cleaned = -0.000170235 Jy ! Component: 150 - total flux cleaned = -0.000303093 Jy ! Component: 200 - total flux cleaned = -0.000362253 Jy ! Total flux subtracted in 200 components = -0.000362253 Jy ! Clean residual min=-0.004344 max=0.003079 Jy/beam ! Clean residual mean=0.000001 rms=0.000696 Jy/beam ! Combined flux in latest and established models = 0.581934 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 108 components and 0.581934 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=0.038444Jy sigma=0.788987 ! Fit after self-cal, rms=0.038441Jy sigma=0.788755 ! 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=0.038441Jy sigma=0.788755 ! Fit after self-cal, rms=0.038325Jy sigma=0.773800 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.742 mas, bmaj=3.771 mas, bpa=3.098 degrees ! Estimated noise=0.470843 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000504801 Jy ! Component: 100 - total flux cleaned = -0.000606755 Jy ! Component: 150 - total flux cleaned = -0.000681133 Jy ! Component: 200 - total flux cleaned = -0.000803359 Jy ! Total flux subtracted in 200 components = -0.000803359 Jy ! Clean residual min=-0.004056 max=0.002827 Jy/beam ! Clean residual mean=0.000001 rms=0.000646 Jy/beam ! Combined flux in latest and established models = 0.581131 Jy selfcal ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 115 components and 0.581131 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=0.038178Jy sigma=0.767027 ! Fit after self-cal, rms=0.038175Jy sigma=0.766775 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 = 8.01093e-05 Jy ! Component: 100 - total flux cleaned = -3.86835e-05 Jy ! Component: 150 - total flux cleaned = -0.000123452 Jy ! Component: 200 - total flux cleaned = -0.000182656 Jy ! Total flux subtracted in 200 components = -0.000182656 Jy ! Clean residual min=-0.003873 max=0.002771 Jy/beam ! Clean residual mean=0.000001 rms=0.000637 Jy/beam ! Combined flux in latest and established models = 0.580948 Jy ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 121 components and 0.580948 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=0.038149Jy sigma=0.765030 ! Fit after self-cal, rms=0.038148Jy sigma=0.764930 ! 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=0.038148Jy sigma=0.764930 ! Fit after self-cal, rms=0.038063Jy sigma=0.753016 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.365 mas, bmaj=5.345 mas, bpa=-8.142 degrees ! Estimated noise=0.592701 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00153264 Jy ! Component: 100 - total flux cleaned = -0.00188003 Jy ! Component: 150 - total flux cleaned = -0.00214876 Jy ! Component: 200 - total flux cleaned = -0.00236555 Jy ! Total flux subtracted in 200 components = -0.00236555 Jy ! Clean residual min=-0.003878 max=0.003209 Jy/beam ! Clean residual mean=0.000001 rms=0.000802 Jy/beam ! Combined flux in latest and established models = 0.578583 Jy selfcal ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 130 components and 0.578583 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=0.038048Jy sigma=0.750342 ! Fit after self-cal, rms=0.038047Jy sigma=0.750282 flux_cutoff = imstat(rms) * dynam ! Inverting map repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -5.30446e-05 Jy ! Component: 100 - total flux cleaned = -0.000161943 Jy ! Component: 150 - total flux cleaned = -0.00025688 Jy ! Component: 200 - total flux cleaned = -0.000319481 Jy ! Total flux subtracted in 200 components = -0.000319481 Jy ! Clean residual min=-0.003546 max=0.003186 Jy/beam ! Clean residual mean=0.000001 rms=0.000778 Jy/beam ! Combined flux in latest and established models = 0.578263 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 135 components and 0.578263 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=0.038069Jy sigma=0.750566 ! Fit after self-cal, rms=0.038070Jy sigma=0.750554 ! 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=1.74 mas, bmaj=3.77 mas, bpa=3.048 degrees ! Estimated noise=0.471222 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.74 x 3.77 at 3.048 degrees (North through East) ! Clean map min=-0.0034023 max=0.51127 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=0.038070Jy sigma=0.750554 ! Fit after self-cal, rms=0.034594Jy sigma=0.688192 ! Inverting map and beam ! Estimated beam: bmin=1.74 mas, bmaj=3.771 mas, bpa=3.005 degrees ! Estimated noise=0.471973 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000438195 Jy ! Component: 100 - total flux cleaned = 0.00069869 Jy ! Component: 150 - total flux cleaned = 0.000911828 Jy ! Component: 200 - total flux cleaned = 0.00109455 Jy ! Total flux subtracted in 200 components = 0.00109455 Jy ! Clean residual min=-0.003389 max=0.002346 Jy/beam ! Clean residual mean=0.000001 rms=0.000561 Jy/beam ! Combined flux in latest and established models = 0.579358 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 141 components and 0.579358 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=0.034482Jy sigma=0.683326 ! Fit after self-cal, rms=0.034481Jy sigma=0.683242 ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 3.46163e-05 Jy ! Component: 100 - total flux cleaned = 5.86082e-05 Jy ! Component: 150 - total flux cleaned = 3.58549e-05 Jy ! Component: 200 - total flux cleaned = 5.73491e-05 Jy ! Total flux subtracted in 200 components = 5.73491e-05 Jy ! Clean residual min=-0.003354 max=0.002296 Jy/beam ! Clean residual mean=0.000001 rms=0.000557 Jy/beam ! Combined flux in latest and established models = 0.579415 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 148 components and 0.579415 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=0.034443Jy sigma=0.681850 ! Fit after self-cal, rms=0.034443Jy sigma=0.681812 ! 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=0.034443Jy sigma=0.681812 ! Fit after self-cal, rms=0.034420Jy sigma=0.679616 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=1.406 mas, bmaj=3.208 mas, bpa=3.842 degrees ! Estimated noise=0.661294 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.404843 Jy ! Component: 100 - total flux cleaned = 0.493126 Jy ! Component: 150 - total flux cleaned = 0.517751 Jy ! Component: 200 - total flux cleaned = 0.532959 Jy ! Total flux subtracted in 200 components = 0.532959 Jy ! Clean residual min=-0.006292 max=0.009240 Jy/beam ! Clean residual mean=-0.000005 rms=0.001363 Jy/beam ! Combined flux in latest and established models = 0.532959 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 16 model components to the UV plane model. ! The established model now contains 16 components and 0.532959 Jy ! Inverting map and beam ! Estimated beam: bmin=1.738 mas, bmaj=3.77 mas, bpa=2.967 degrees ! Estimated noise=0.472128 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 = 0.0140478 Jy ! Component: 100 - total flux cleaned = 0.0232172 Jy ! Component: 150 - total flux cleaned = 0.0296503 Jy ! Component: 200 - total flux cleaned = 0.0343305 Jy ! Total flux subtracted in 200 components = 0.0343305 Jy ! Clean residual min=-0.003374 max=0.003662 Jy/beam ! Clean residual mean=-0.000004 rms=0.000792 Jy/beam ! Combined flux in latest and established models = 0.56729 Jy ! Adding 43 model components to the UV plane model. ! The established model now contains 53 components and 0.56729 Jy ! Inverting map ! Added new window around map position (27.6, 13.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0036871 Jy ! Component: 100 - total flux cleaned = 0.00631487 Jy ! Component: 150 - total flux cleaned = 0.00834543 Jy ! Component: 200 - total flux cleaned = 0.00993868 Jy ! Total flux subtracted in 200 components = 0.00993868 Jy ! Clean residual min=-0.003245 max=0.002534 Jy/beam ! Clean residual mean=-0.000001 rms=0.000598 Jy/beam ! Combined flux in latest and established models = 0.577228 Jy ! Adding 37 model components to the UV plane model. ! The established model now contains 80 components and 0.577228 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=3.363 mas, bmaj=5.346 mas, bpa=-8.195 degrees ! Estimated noise=0.594387 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00205071 Jy ! Component: 100 - total flux cleaned = 0.00286052 Jy ! Component: 150 - total flux cleaned = 0.00299219 Jy ! Component: 200 - total flux cleaned = 0.00314981 Jy ! Total flux subtracted in 200 components = 0.00314981 Jy ! Clean residual min=-0.003701 max=0.002828 Jy/beam ! Clean residual mean=0.000000 rms=0.000782 Jy/beam ! Combined flux in latest and established models = 0.580378 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 = 7.14688e-05 Jy ! Component: 100 - total flux cleaned = 0.000104911 Jy ! Component: 150 - total flux cleaned = 7.52556e-05 Jy ! Component: 200 - total flux cleaned = 7.53794e-05 Jy ! Total flux subtracted in 200 components = 7.53794e-05 Jy ! Clean residual min=-0.003411 max=0.002739 Jy/beam ! Clean residual mean=0.000001 rms=0.000754 Jy/beam ! Combined flux in latest and established models = 0.580453 Jy ! Adding 31 model components to the UV plane model. ! The established model now contains 108 components and 0.580454 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=1.738 mas, bmaj=3.77 mas, bpa=2.967 degrees ! Estimated noise=0.472128 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000273616 Jy ! Component: 100 - total flux cleaned = 0.000454722 Jy ! Component: 150 - total flux cleaned = 0.000654988 Jy ! Component: 200 - total flux cleaned = 0.000796049 Jy ! Total flux subtracted in 200 components = 0.000796049 Jy ! Clean residual min=-0.002979 max=0.002282 Jy/beam ! Clean residual mean=0.000001 rms=0.000545 Jy/beam ! Combined flux in latest and established models = 0.58125 Jy selfcal ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 121 components and 0.58125 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=0.034347Jy sigma=0.680744 ! Fit after self-cal, rms=0.034325Jy sigma=0.679049 wmodel J0721+0406_C_map.mod ! Writing 121 model components to file: J0721+0406_C_map.mod wobs J0721+0406_C_uvs.fits ! Writing UV FITS file: J0721+0406_C_uvs.fits wwins J0721+0406_C_map.win ! wwins: Wrote 4 windows to J0721+0406_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 = -0.00119869 Jy ! Component: 100 - total flux cleaned = -0.00124967 Jy ! Component: 150 - total flux cleaned = -0.00139814 Jy ! Component: 200 - total flux cleaned = -0.00167421 Jy ! Component: 250 - total flux cleaned = -0.00183655 Jy ! Component: 300 - total flux cleaned = -0.00214438 Jy ! Component: 350 - total flux cleaned = -0.0024371 Jy ! Component: 400 - total flux cleaned = -0.00257723 Jy ! Component: 450 - total flux cleaned = -0.00276656 Jy ! Component: 500 - total flux cleaned = -0.00287038 Jy ! Component: 550 - total flux cleaned = -0.00292048 Jy ! Component: 600 - total flux cleaned = -0.00294448 Jy ! Component: 650 - total flux cleaned = -0.0030155 Jy ! Component: 700 - total flux cleaned = -0.00310699 Jy ! Component: 750 - total flux cleaned = -0.00315154 Jy ! Component: 800 - total flux cleaned = -0.00321678 Jy ! Component: 850 - total flux cleaned = -0.00323818 Jy ! Component: 900 - total flux cleaned = -0.00330014 Jy ! Component: 950 - total flux cleaned = -0.00326009 Jy ! Component: 1000 - total flux cleaned = -0.00320144 Jy ! Component: 1050 - total flux cleaned = -0.00318279 Jy ! Component: 1100 - total flux cleaned = -0.00316405 Jy ! Component: 1150 - total flux cleaned = -0.00307192 Jy ! Component: 1200 - total flux cleaned = -0.00305367 Jy ! Component: 1250 - total flux cleaned = -0.00294783 Jy ! Component: 1300 - total flux cleaned = -0.00296539 Jy ! Component: 1350 - total flux cleaned = -0.00298211 Jy ! Component: 1400 - total flux cleaned = -0.00301444 Jy ! Component: 1450 - total flux cleaned = -0.00294882 Jy ! Component: 1500 - total flux cleaned = -0.00296469 Jy ! Component: 1550 - total flux cleaned = -0.00301172 Jy ! Component: 1600 - total flux cleaned = -0.00298087 Jy ! Component: 1650 - total flux cleaned = -0.00289025 Jy ! Component: 1700 - total flux cleaned = -0.00290579 Jy ! Component: 1750 - total flux cleaned = -0.00292066 Jy ! Component: 1800 - total flux cleaned = -0.0029204 Jy ! Component: 1850 - total flux cleaned = -0.00293419 Jy ! Component: 1900 - total flux cleaned = -0.00289224 Jy ! Component: 1950 - total flux cleaned = -0.00286471 Jy ! Component: 2000 - total flux cleaned = -0.00282435 Jy ! Component: 2050 - total flux cleaned = -0.00283771 Jy ! Component: 2100 - total flux cleaned = -0.0028115 Jy ! Component: 2150 - total flux cleaned = -0.00277255 Jy ! Component: 2200 - total flux cleaned = -0.00274706 Jy ! Component: 2250 - total flux cleaned = -0.00273437 Jy ! Component: 2300 - total flux cleaned = -0.00272195 Jy ! Component: 2350 - total flux cleaned = -0.00270984 Jy ! Component: 2400 - total flux cleaned = -0.00269754 Jy ! Component: 2450 - total flux cleaned = -0.00266159 Jy ! Component: 2500 - total flux cleaned = -0.00267313 Jy ! Component: 2550 - total flux cleaned = -0.00268476 Jy ! Component: 2600 - total flux cleaned = -0.00263844 Jy ! Component: 2650 - total flux cleaned = -0.00261554 Jy ! Component: 2700 - total flux cleaned = -0.00261547 Jy ! Component: 2750 - total flux cleaned = -0.00261544 Jy ! Component: 2800 - total flux cleaned = -0.00256043 Jy ! Component: 2850 - total flux cleaned = -0.00256046 Jy ! Component: 2900 - total flux cleaned = -0.00257102 Jy ! Component: 2950 - total flux cleaned = -0.00256026 Jy ! Component: 3000 - total flux cleaned = -0.00254975 Jy ! Component: 3050 - total flux cleaned = -0.00254985 Jy ! Component: 3100 - total flux cleaned = -0.00254996 Jy ! Component: 3150 - total flux cleaned = -0.00251924 Jy ! Component: 3200 - total flux cleaned = -0.00257989 Jy ! Component: 3250 - total flux cleaned = -0.00248954 Jy ! Component: 3300 - total flux cleaned = -0.0025493 Jy ! Component: 3350 - total flux cleaned = -0.00253943 Jy ! Component: 3400 - total flux cleaned = -0.00249056 Jy ! Component: 3450 - total flux cleaned = -0.00250027 Jy ! Component: 3500 - total flux cleaned = -0.00247147 Jy ! Component: 3550 - total flux cleaned = -0.00251905 Jy ! Component: 3600 - total flux cleaned = -0.00249064 Jy ! Component: 3650 - total flux cleaned = -0.00250006 Jy ! Component: 3700 - total flux cleaned = -0.00249999 Jy ! Component: 3750 - total flux cleaned = -0.00248146 Jy ! Component: 3800 - total flux cleaned = -0.00248144 Jy ! Component: 3850 - total flux cleaned = -0.00247249 Jy ! Component: 3900 - total flux cleaned = -0.00248152 Jy ! Component: 3950 - total flux cleaned = -0.00244575 Jy ! Component: 4000 - total flux cleaned = -0.00249014 Jy ! Component: 4050 - total flux cleaned = -0.00249015 Jy ! Total flux subtracted in 4096 components = -0.00245526 Jy ! Clean residual min=-0.000514 max=0.000460 Jy/beam ! Clean residual mean=0.000000 rms=0.000157 Jy/beam ! Combined flux in latest and established models = 0.578794 Jy keep ! Adding 307 model components to the UV plane model. ! The established model now contains 428 components and 0.578794 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/sb072/temp_maps//J0721+0406_C_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.738 x 3.77 at 2.967 degrees (North through East) ! Clean map min=-0.0016315 max=0.51544 Jy/beam ! Writing clean map to FITS file: /vlbi/sb072/temp_maps//J0721+0406_C_map.fits wmodel /vlbi/sb072/temp_maps//J0721+0406_C_map.mod ! Writing 428 model components to file: /vlbi/sb072/temp_maps//J0721+0406_C_map.mod wobs /vlbi/sb072/temp_maps//J0721+0406_C_uvs.fits ! Writing UV FITS file: /vlbi/sb072/temp_maps//J0721+0406_C_uvs.fits wwins /vlbi/sb072/temp_maps//J0721+0406_C_map.win ! wwins: Wrote 5 windows to /vlbi/sb072/temp_maps//J0721+0406_C_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.515444 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000156884 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.0913098 0.0913098 0.18262 0.365239 0.730479 1.46096 2.92192 5.84383 11.6877 23.3753 46.7506 93.5013 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0004 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.515 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 3285.52 quit ! Quitting program ! Log file /vlbi/sb072/temp_maps//J0721+0406_C_dfm.log closed on Fri Dec 28 22:58:28 2018