! Started logfile: /vlbi/vcs9/uvm//J1642+6856_C_a_dfm.log on Tue Dec 26 22:46:14 2017 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/vcs9/uvm//J1642+6856_C_a_uvm.fits ! Reading UV FITS file: /vlbi/vcs9/uvm//J1642+6856_C_a_uvm.fits ! AN table 1: 22 integrations on 36 of 36 possible baselines. ! AN table 2: 28 integrations on 28 of 28 possible baselines. ! AN table 3: 20 integrations on 28 of 28 possible baselines. ! Apparent sampling: 0.80618 visibilities/baseline/integration-bin. ! Found source: J1642+6856 ! ! 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 13776 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_02.dfm J1642+6856_C] integer clean_niter clean_niter = 100 float clean_gain clean_gain = 0.04 float dynam dynam = 6.0 float amp_soltime1 amp_soltime1 = 60 float amp_soltime2 amp_soltime2 = 5 float phase_soltime1 phase_soltime1=10 float phase_soltime2 phase_soltime2=0.5 float phase_soltime phase_soltime=phase_soltime1 float ampcor_selflim ampcor_selflim=1.20 float thresh thresh = 0.1 float win_mult win_mult = 1.8 float time_av time_av = 30 float old_peak float new_peak float flux_cutoff print "===============================================================" ! =============================================================== ! print "=== Difmap script: pima_mupet_02.dvm version of 2017.12.26 === " ! === Difmap script: pima_mupet_02.dvm version of 2017.12.26 === ! mapsize field_size, field_cell ! Map grid = 1024x1024 pixels with 0.300x0.300 milli-arcsec cellsize. phase_soltime=phase_soltime1 print "uvstat(rms)=",uvstat(rms),"Jy" ! uvstat(rms)= 1.08563 Jy 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 30 telescope corrections were flagged in sub-array 1. ! A total of 33 telescope corrections were flagged in sub-array 2. ! A total of 13 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 2. ! A total of 30 telescope corrections were flagged in sub-array 1. ! A total of 33 telescope corrections were flagged in sub-array 2. ! A total of 13 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 3. ! A total of 30 telescope corrections were flagged in sub-array 1. ! A total of 33 telescope corrections were flagged in sub-array 2. ! A total of 13 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 4. ! A total of 30 telescope corrections were flagged in sub-array 1. ! A total of 33 telescope corrections were flagged in sub-array 2. ! A total of 13 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 5. ! A total of 30 telescope corrections were flagged in sub-array 1. ! A total of 33 telescope corrections were flagged in sub-array 2. ! A total of 13 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 6. ! A total of 30 telescope corrections were flagged in sub-array 1. ! A total of 33 telescope corrections were flagged in sub-array 2. ! A total of 13 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 7. ! A total of 30 telescope corrections were flagged in sub-array 1. ! A total of 33 telescope corrections were flagged in sub-array 2. ! A total of 13 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 8. ! A total of 30 telescope corrections were flagged in sub-array 1. ! A total of 33 telescope corrections were flagged in sub-array 2. ! A total of 13 telescope corrections were flagged in sub-array 3. ! ! Fit before self-cal, rms=1.471222Jy sigma=36.988628 ! Fit after self-cal, rms=0.334184Jy sigma=8.058424 ! 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. peakwin win_mult ! Inverting map and beam ! Estimated beam: bmin=1.328 mas, bmaj=4.568 mas, bpa=89.52 degrees ! Estimated noise=0.403147 mJy/beam. ! Added new window around map position (0, 0). 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 false,false,phase_soltime new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=100 gain=0.04 cutoff=0 ! Component: 050 - total flux cleaned = 0.821327 Jy ! Component: 100 - total flux cleaned = 1.09051 Jy ! Total flux subtracted in 100 components = 1.09051 Jy ! Clean residual min=-0.035768 max=0.080811 Jy/beam ! Clean residual mean=-0.000138 rms=0.007932 Jy/beam ! Combined flux in latest and established models = 1.09051 Jy ! Performing phase self-cal over 10 minute time intervals ! Adding 11 model components to the UV plane model. ! The established model now contains 11 components and 1.09051 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=0.170510Jy sigma=4.246369 ! Fit after self-cal, rms=0.170414Jy sigma=4.243355 ! Inverting map ! clean: niter=100 gain=0.04 cutoff=0 ! Component: 050 - total flux cleaned = 0.106857 Jy ! Component: 100 - total flux cleaned = 0.151129 Jy ! Total flux subtracted in 100 components = 0.151129 Jy ! Clean residual min=-0.022428 max=0.023177 Jy/beam ! Clean residual mean=-0.000078 rms=0.004515 Jy/beam ! Combined flux in latest and established models = 1.24164 Jy ! Performing phase self-cal over 10 minute time intervals ! Adding 14 model components to the UV plane model. ! The established model now contains 21 components and 1.24164 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=0.095838Jy sigma=2.297278 ! Fit after self-cal, rms=0.095783Jy sigma=2.296535 ! Inverting map print "============== Finished uniform weighting CLEAN ==============" ! ============== Finished uniform weighting CLEAN ============== ! uvw 0,-2 ! Uniform weighting is not currently selected. ! Gridding weights will be scaled by errors raised to the power -2. ! 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=1.903 mas, bmaj=5.38 mas, bpa=88.11 degrees ! Estimated noise=0.242063 mJy/beam. repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal false,false,phase_soltime new_peak = peak(flux) until(new_peak<=flux_cutoff) ! Added new window around map position (-2.1, -8.7). ! clean: niter=200 gain=0.04 cutoff=0 ! Component: 050 - total flux cleaned = 0.0405696 Jy ! Component: 100 - total flux cleaned = 0.063989 Jy ! Component: 150 - total flux cleaned = 0.0800173 Jy ! Component: 200 - total flux cleaned = 0.0916058 Jy ! Total flux subtracted in 200 components = 0.0916058 Jy ! Clean residual min=-0.016916 max=0.014532 Jy/beam ! Clean residual mean=-0.000026 rms=0.003246 Jy/beam ! Combined flux in latest and established models = 1.33325 Jy ! Performing phase self-cal over 10 minute time intervals ! Adding 54 model components to the UV plane model. ! The established model now contains 72 components and 1.33325 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=0.079576Jy sigma=1.906328 ! Fit after self-cal, rms=0.078617Jy sigma=1.886164 ! Inverting map print "============== Finished natural weighting CLEAN ==============" ! ============== Finished natural weighting CLEAN ============== ! gscale ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Amplitude normalization factor in sub-array 1: 1.05049 ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 0.94 HN 0.96 KP 0.98 ! LA 0.97 MK 0.85 NL 0.98 OV 0.96 ! PT 0.97 ! ! A total of 3 telescope corrections were flagged in sub-array 2. ! Amplitude normalization factor in sub-array 2: 1.02358 ! Telescope amplitude corrections in sub-array 2: ! BR 0.98 FD 0.94 HN 1.00 KP 1.02 ! LA 0.99 OV 0.99 PT 0.99 SC 0.90 ! ! Amplitude normalization factor in sub-array 3: 0.969058 ! Telescope amplitude corrections in sub-array 3: ! BR 1.02 HN 1.05 KP 1.05 LA 1.04 ! MK 1.14 NL 1.02 OV 1.04 PT 0.90 ! ! ! Correcting IF 2. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Amplitude normalization factor in sub-array 1: 1.03805 ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 0.98 HN 0.97 KP 0.98 ! LA 0.98 MK 0.86 NL 0.99 OV 0.96 ! PT 0.98 ! ! A total of 3 telescope corrections were flagged in sub-array 2. ! Amplitude normalization factor in sub-array 2: 1.01883 ! Telescope amplitude corrections in sub-array 2: ! BR 0.97 FD 0.96 HN 1.01 KP 1.02 ! LA 0.99 OV 0.99 PT 0.99 SC 0.91 ! ! Amplitude normalization factor in sub-array 3: 0.96001 ! Telescope amplitude corrections in sub-array 3: ! BR 1.08 HN 1.02 KP 1.06 LA 1.04 ! MK 1.12 NL 1.03 OV 1.06 PT 0.92 ! ! ! Correcting IF 3. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Amplitude normalization factor in sub-array 1: 1.02622 ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 1.02 HN 0.97 KP 0.99 ! LA 0.98 MK 0.88 NL 1.00 OV 0.97 ! PT 0.98 ! ! A total of 3 telescope corrections were flagged in sub-array 2. ! Amplitude normalization factor in sub-array 2: 1.0162 ! Telescope amplitude corrections in sub-array 2: ! BR 0.99 FD 0.97 HN 1.00 KP 1.01 ! LA 0.99 OV 1.00 PT 0.99 SC 0.93 ! ! Amplitude normalization factor in sub-array 3: 0.950697 ! Telescope amplitude corrections in sub-array 3: ! BR 1.08 HN 1.04 KP 1.07 LA 1.04 ! MK 1.14 NL 1.07 OV 1.04 PT 0.93 ! ! ! Correcting IF 4. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Amplitude normalization factor in sub-array 1: 1.028 ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 1.02 HN 0.95 KP 1.00 ! LA 0.98 MK 0.86 NL 0.99 OV 0.97 ! PT 1.00 ! ! A total of 3 telescope corrections were flagged in sub-array 2. ! Amplitude normalization factor in sub-array 2: 1.0152 ! Telescope amplitude corrections in sub-array 2: ! BR 1.00 FD 0.97 HN 0.99 KP 1.02 ! LA 0.99 OV 0.99 PT 1.00 SC 0.92 ! ! Amplitude normalization factor in sub-array 3: 0.95268 ! Telescope amplitude corrections in sub-array 3: ! BR 1.04 HN 1.06 KP 1.06 LA 1.06 ! MK 1.15 NL 1.04 OV 1.02 PT 0.98 ! ! ! Correcting IF 5. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Amplitude normalization factor in sub-array 1: 1.02002 ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 1.02 HN 0.97 KP 0.99 ! LA 0.99 MK 0.89 NL 1.00 OV 0.97 ! PT 0.98 ! ! A total of 3 telescope corrections were flagged in sub-array 2. ! Amplitude normalization factor in sub-array 2: 1.00883 ! Telescope amplitude corrections in sub-array 2: ! BR 0.98 FD 0.99 HN 1.00 KP 1.01 ! LA 1.00 OV 1.00 PT 1.00 SC 0.95 ! ! Amplitude normalization factor in sub-array 3: 0.953725 ! Telescope amplitude corrections in sub-array 3: ! BR 1.04 HN 1.02 KP 1.07 LA 1.05 ! MK 1.22 NL 1.02 OV 1.02 PT 0.94 ! ! ! Correcting IF 6. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Amplitude normalization factor in sub-array 1: 1.02167 ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 1.01 HN 0.97 KP 1.00 ! LA 0.99 MK 0.90 NL 1.00 OV 0.98 ! PT 0.98 ! ! A total of 3 telescope corrections were flagged in sub-array 2. ! Amplitude normalization factor in sub-array 2: 1.00552 ! Telescope amplitude corrections in sub-array 2: ! BR 0.99 FD 0.99 HN 1.02 KP 1.01 ! LA 1.00 OV 1.01 PT 0.99 SC 0.95 ! ! Amplitude normalization factor in sub-array 3: 0.954863 ! Telescope amplitude corrections in sub-array 3: ! BR 1.03 HN 1.03 KP 1.06 LA 1.03 ! MK 1.24 NL 1.01 OV 1.04 PT 0.93 ! ! ! Correcting IF 7. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Amplitude normalization factor in sub-array 1: 1.0192 ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 1.03 HN 0.97 KP 1.00 ! LA 0.99 MK 0.90 NL 0.99 OV 0.97 ! PT 0.98 ! ! A total of 3 telescope corrections were flagged in sub-array 2. ! Amplitude normalization factor in sub-array 2: 1.00084 ! Telescope amplitude corrections in sub-array 2: ! BR 0.99 FD 0.99 HN 1.01 KP 1.02 ! LA 1.00 OV 1.01 PT 1.00 SC 0.96 ! ! Amplitude normalization factor in sub-array 3: 0.951655 ! Telescope amplitude corrections in sub-array 3: ! BR 1.01 HN 1.02 KP 1.07 LA 1.05 ! MK 1.24 NL 1.04 OV 1.04 PT 0.93 ! ! ! Correcting IF 8. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Amplitude normalization factor in sub-array 1: 1.0184 ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 1.03 HN 0.97 KP 1.00 ! LA 0.99 MK 0.92 NL 0.99 OV 0.98 ! PT 0.98 ! ! A total of 3 telescope corrections were flagged in sub-array 2. ! Amplitude normalization factor in sub-array 2: 1.00423 ! Telescope amplitude corrections in sub-array 2: ! BR 0.99 FD 0.98 HN 1.02 KP 1.01 ! LA 1.00 OV 1.00 PT 1.00 SC 0.96 ! ! Amplitude normalization factor in sub-array 3: 0.949444 ! Telescope amplitude corrections in sub-array 3: ! BR 1.06 HN 1.02 KP 1.06 LA 1.04 ! MK 1.27 NL 1.02 OV 1.05 PT 0.91 ! ! ! Fit before self-cal, rms=0.078617Jy sigma=1.886164 ! Fit after self-cal, rms=0.081062Jy sigma=2.044080 selfcal false, false, phase_soltime ! Performing phase self-cal over 10 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=0.081062Jy sigma=2.044080 ! Fit after self-cal, rms=0.081067Jy sigma=2.044071 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.898 mas, bmaj=5.349 mas, bpa=88.29 degrees ! Estimated noise=0.240951 mJy/beam. repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal false,false,phase_soltime new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.04 cutoff=0 ! Component: 050 - total flux cleaned = 0.00817541 Jy ! Component: 100 - total flux cleaned = 0.0108339 Jy ! Component: 150 - total flux cleaned = 0.0127997 Jy ! Component: 200 - total flux cleaned = 0.0145371 Jy ! Total flux subtracted in 200 components = 0.0145371 Jy ! Clean residual min=-0.016510 max=0.011764 Jy/beam ! Clean residual mean=0.000017 rms=0.003062 Jy/beam ! Combined flux in latest and established models = 1.34778 Jy ! Performing phase self-cal over 10 minute time intervals ! Adding 26 model components to the UV plane model. ! The established model now contains 94 components and 1.34778 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=0.079199Jy sigma=2.000386 ! Fit after self-cal, rms=0.079132Jy sigma=1.999169 ! Inverting map print "============== Finished amplitude gscale SELF-CAL ==============" ! ============== Finished amplitude gscale SELF-CAL ============== ! phase_soltime=phase_soltime2 selfcal false, false, phase_soltime ! Performing phase self-cal over 0.5 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=0.079132Jy sigma=1.999169 ! Fit after self-cal, rms=0.079100Jy sigma=1.998611 dynam = dynam - 0.5 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 false,false,phase_soltime new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.04 cutoff=0 ! Component: 050 - total flux cleaned = 0.0026482 Jy ! Component: 100 - total flux cleaned = 0.00404938 Jy ! Component: 150 - total flux cleaned = 0.00513789 Jy ! Component: 200 - total flux cleaned = 0.00630861 Jy ! Total flux subtracted in 200 components = 0.00630861 Jy ! Clean residual min=-0.016069 max=0.011417 Jy/beam ! Clean residual mean=0.000020 rms=0.003010 Jy/beam ! Combined flux in latest and established models = 1.35409 Jy ! Performing phase self-cal over 0.5 minute time intervals ! Adding 36 model components to the UV plane model. ! The established model now contains 111 components and 1.35409 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=0.078373Jy sigma=1.983504 ! Fit after self-cal, rms=0.078341Jy sigma=1.983013 ! Inverting map print "=== Finished natural weighting clean with shorter phase_soltime " ! === Finished natural weighting clean with shorter phase_soltime ! dynam = dynam - 0.25 restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.898 x 5.349 at 88.29 degrees (North through East) ! Clean map min=-0.015663 max=1.028 Jy/beam if(peak(flux) > thresh) selfcal true, true, amp_soltime1 selfcal false, false, phase_soltime 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 false,false,phase_soltime new_peak = peak(flux) until(new_peak<=flux_cutoff) print "============== Finished amplitude self-cal ==============" end if ! Performing amp+phase self-cal over 60 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=0.078341Jy sigma=1.983013 ! Fit after self-cal, rms=0.045237Jy sigma=0.929092 ! Performing phase self-cal over 0.5 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=0.045237Jy sigma=0.929092 ! Fit after self-cal, rms=0.045224Jy sigma=0.928828 ! Inverting map and beam ! Estimated beam: bmin=1.905 mas, bmaj=5.34 mas, bpa=88.39 degrees ! Estimated noise=0.240612 mJy/beam. ! Added new window around map position (34.2, 1.8). ! clean: niter=200 gain=0.04 cutoff=0 ! Component: 050 - total flux cleaned = 0.00228847 Jy ! Component: 100 - total flux cleaned = 0.00162361 Jy ! Component: 150 - total flux cleaned = 0.00181665 Jy ! Component: 200 - total flux cleaned = 0.00216356 Jy ! Total flux subtracted in 200 components = 0.00216356 Jy ! Clean residual min=-0.003828 max=0.005306 Jy/beam ! Clean residual mean=-0.000002 rms=0.000965 Jy/beam ! Combined flux in latest and established models = 1.35626 Jy ! Performing phase self-cal over 0.5 minute time intervals ! Adding 38 model components to the UV plane model. ! The established model now contains 149 components and 1.35626 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=0.043489Jy sigma=0.882018 ! Fit after self-cal, rms=0.043446Jy sigma=0.880815 ! Inverting map ! Added new window around map position (-17.4, -3.6). ! clean: niter=200 gain=0.04 cutoff=0 ! Component: 050 - total flux cleaned = 0.00212267 Jy ! Component: 100 - total flux cleaned = 0.00248779 Jy ! Component: 150 - total flux cleaned = 0.00248914 Jy ! Component: 200 - total flux cleaned = 0.0024899 Jy ! Total flux subtracted in 200 components = 0.0024899 Jy ! Clean residual min=-0.003480 max=0.004118 Jy/beam ! Clean residual mean=-0.000001 rms=0.000848 Jy/beam ! Combined flux in latest and established models = 1.35875 Jy ! Performing phase self-cal over 0.5 minute time intervals ! Adding 37 model components to the UV plane model. ! The established model now contains 175 components and 1.35875 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=0.042043Jy sigma=0.847573 ! Fit after self-cal, rms=0.042000Jy sigma=0.846915 ! Inverting map ! Added new window around map position (20.7, 1.8). ! clean: niter=200 gain=0.04 cutoff=0 ! Component: 050 - total flux cleaned = 0.00133167 Jy ! Component: 100 - total flux cleaned = 0.0010208 Jy ! Component: 150 - total flux cleaned = 0.000877194 Jy ! Component: 200 - total flux cleaned = 0.000741348 Jy ! Total flux subtracted in 200 components = 0.000741348 Jy ! Clean residual min=-0.003119 max=0.003719 Jy/beam ! Clean residual mean=-0.000001 rms=0.000774 Jy/beam ! Combined flux in latest and established models = 1.35949 Jy ! Performing phase self-cal over 0.5 minute time intervals ! Adding 38 model components to the UV plane model. ! The established model now contains 194 components and 1.35949 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=0.040858Jy sigma=0.822432 ! Fit after self-cal, rms=0.040819Jy sigma=0.821887 ! Inverting map ! Added new window around map position (43.8, 11.1). ! clean: niter=200 gain=0.04 cutoff=0 ! Component: 050 - total flux cleaned = 0.00308244 Jy ! Component: 100 - total flux cleaned = 0.00335623 Jy ! Component: 150 - total flux cleaned = 0.00361158 Jy ! Component: 200 - total flux cleaned = 0.00373595 Jy ! Total flux subtracted in 200 components = 0.00373595 Jy ! Clean residual min=-0.002843 max=0.003050 Jy/beam ! Clean residual mean=0.000001 rms=0.000699 Jy/beam ! Combined flux in latest and established models = 1.36322 Jy ! Performing phase self-cal over 0.5 minute time intervals ! Adding 44 model components to the UV plane model. ! The established model now contains 211 components and 1.36322 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=0.039962Jy sigma=0.801590 ! Fit after self-cal, rms=0.039944Jy sigma=0.801202 ! Inverting map ! Added new window around map position (-18.3, 5.4). ! clean: niter=200 gain=0.04 cutoff=0 ! Component: 050 - total flux cleaned = 0.00172879 Jy ! Component: 100 - total flux cleaned = 0.00184356 Jy ! Component: 150 - total flux cleaned = 0.00172643 Jy ! Component: 200 - total flux cleaned = 0.00161494 Jy ! Total flux subtracted in 200 components = 0.00161494 Jy ! Clean residual min=-0.002560 max=0.002808 Jy/beam ! Clean residual mean=0.000002 rms=0.000662 Jy/beam ! Combined flux in latest and established models = 1.36484 Jy ! Performing phase self-cal over 0.5 minute time intervals ! Adding 45 model components to the UV plane model. ! The established model now contains 230 components and 1.36484 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=0.039242Jy sigma=0.785975 ! Fit after self-cal, rms=0.039229Jy sigma=0.785651 ! Inverting map ! Added new window around map position (47.4, -6.9). ! clean: niter=200 gain=0.04 cutoff=0 ! Component: 050 - total flux cleaned = 0.00247943 Jy ! Component: 100 - total flux cleaned = 0.00349327 Jy ! Component: 150 - total flux cleaned = 0.00423846 Jy ! Component: 200 - total flux cleaned = 0.00454597 Jy ! Total flux subtracted in 200 components = 0.00454597 Jy ! Clean residual min=-0.002491 max=0.002455 Jy/beam ! Clean residual mean=0.000003 rms=0.000613 Jy/beam ! Combined flux in latest and established models = 1.36939 Jy ! Performing phase self-cal over 0.5 minute time intervals ! Adding 57 model components to the UV plane model. ! The established model now contains 259 components and 1.36939 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=0.038599Jy sigma=0.771879 ! Fit after self-cal, rms=0.038600Jy sigma=0.771616 ! Inverting map ! ============== Finished amplitude self-cal ============== print "============== Clearing model and starting over ==========" ! ============== Clearing model and starting over ========== clrmod true,true,true ! clrmod: Cleared the established, tentative and continuum 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=1.333 mas, bmaj=4.543 mas, bpa=89.69 degrees ! Estimated noise=0.403112 mJy/beam. ! clean: niter=200 gain=0.04 cutoff=0 ! Component: 050 - total flux cleaned = 0.818979 Jy ! Component: 100 - total flux cleaned = 1.08644 Jy ! Component: 150 - total flux cleaned = 1.1922 Jy ! Component: 200 - total flux cleaned = 1.23785 Jy ! Total flux subtracted in 200 components = 1.23785 Jy ! Clean residual min=-0.013495 max=0.018026 Jy/beam ! Clean residual mean=-0.000068 rms=0.003009 Jy/beam ! Combined flux in latest and established models = 1.23785 Jy uvw 0,-2 ! Uniform weighting is not currently selected. ! Gridding weights will be scaled by errors raised to the power -2. ! Radial weighting is not currently selected. flux_cutoff = imstat(rms) * dynam ! Adding 22 model components to the UV plane model. ! The established model now contains 22 components and 1.23785 Jy ! Inverting map and beam ! Estimated beam: bmin=1.905 mas, bmaj=5.34 mas, bpa=88.39 degrees ! Estimated noise=0.240612 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=0.04 cutoff=0 ! Component: 050 - total flux cleaned = 0.0396815 Jy ! Component: 100 - total flux cleaned = 0.0641078 Jy ! Component: 150 - total flux cleaned = 0.0809266 Jy ! Component: 200 - total flux cleaned = 0.0936262 Jy ! Total flux subtracted in 200 components = 0.0936262 Jy ! Clean residual min=-0.005756 max=0.009850 Jy/beam ! Clean residual mean=-0.000013 rms=0.001518 Jy/beam ! Combined flux in latest and established models = 1.33147 Jy ! Adding 57 model components to the UV plane model. ! The established model now contains 73 components and 1.33147 Jy ! Inverting map ! Added new window around map position (-0.9, -3). ! clean: niter=200 gain=0.04 cutoff=0 ! Component: 050 - total flux cleaned = 0.0120274 Jy ! Component: 100 - total flux cleaned = 0.0198893 Jy ! Component: 150 - total flux cleaned = 0.0255847 Jy ! Component: 200 - total flux cleaned = 0.0289045 Jy ! Total flux subtracted in 200 components = 0.0289045 Jy ! Clean residual min=-0.004253 max=0.005117 Jy/beam ! Clean residual mean=-0.000001 rms=0.000955 Jy/beam ! Combined flux in latest and established models = 1.36038 Jy ! Adding 54 model components to the UV plane model. ! The established model now contains 117 components and 1.36038 Jy ! Inverting map ! Added new window around map position (-1.8, -14.1). ! clean: niter=200 gain=0.04 cutoff=0 ! Component: 050 - total flux cleaned = 0.00445633 Jy ! Component: 100 - total flux cleaned = 0.00635234 Jy ! Component: 150 - total flux cleaned = 0.0079095 Jy ! Component: 200 - total flux cleaned = 0.00864321 Jy ! Total flux subtracted in 200 components = 0.00864321 Jy ! Clean residual min=-0.003616 max=0.004114 Jy/beam ! Clean residual mean=0.000002 rms=0.000786 Jy/beam ! Combined flux in latest and established models = 1.36902 Jy ! Adding 46 model components to the UV plane model. ! The established model now contains 146 components and 1.36902 Jy ! Inverting map ! Added new window around map position (-36.6, -6.6). ! clean: niter=200 gain=0.04 cutoff=0 ! Component: 050 - total flux cleaned = 0.0017796 Jy ! Component: 100 - total flux cleaned = 0.0030145 Jy ! Component: 150 - total flux cleaned = 0.00367379 Jy ! Component: 200 - total flux cleaned = 0.00430992 Jy ! Total flux subtracted in 200 components = 0.00430992 Jy ! Clean residual min=-0.003177 max=0.003372 Jy/beam ! Clean residual mean=0.000004 rms=0.000714 Jy/beam ! Combined flux in latest and established models = 1.37333 Jy ! Adding 51 model components to the UV plane model. ! The established model now contains 178 components and 1.37333 Jy ! Inverting map ! Added new window around map position (36.9, 6.3). ! clean: niter=200 gain=0.04 cutoff=0 ! Component: 050 - total flux cleaned = 0.000429468 Jy ! Component: 100 - total flux cleaned = 0.000129807 Jy ! Component: 150 - total flux cleaned = 0.000123719 Jy ! Component: 200 - total flux cleaned = 0.000117746 Jy ! Total flux subtracted in 200 components = 0.000117746 Jy ! Clean residual min=-0.002937 max=0.002689 Jy/beam ! Clean residual mean=0.000005 rms=0.000657 Jy/beam ! Combined flux in latest and established models = 1.37345 Jy ! Adding 56 model components to the UV plane model. ! The established model now contains 205 components and 1.37345 Jy ! Inverting map clean ! clean: niter=200 gain=0.04 cutoff=0 ! Component: 050 - total flux cleaned = 0.000260257 Jy ! Component: 100 - total flux cleaned = 2.88907e-06 Jy ! Component: 150 - total flux cleaned = 0.000252357 Jy ! Component: 200 - total flux cleaned = 0.00025099 Jy ! Total flux subtracted in 200 components = 0.00025099 Jy ! Clean residual min=-0.002723 max=0.002488 Jy/beam ! Clean residual mean=0.000005 rms=0.000614 Jy/beam ! Combined flux in latest and established models = 1.3737 Jy selfcal false, false, phase_soltime ! Performing phase self-cal over 0.5 minute time intervals ! Adding 65 model components to the UV plane model. ! The established model now contains 219 components and 1.3737 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=0.039294Jy sigma=0.781925 ! Fit after self-cal, rms=0.039211Jy sigma=0.780427 wmodel J1642+6856_C_map.mod ! Writing 219 model components to file: J1642+6856_C_map.mod wobs J1642+6856_C_uvs.fits ! Writing UV FITS file: J1642+6856_C_uvs.fits wwins J1642+6856_C_map.win ! wwins: Wrote 12 windows to J1642+6856_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 = -9.70363e-05 Jy ! Component: 100 - total flux cleaned = -0.000318816 Jy ! Component: 150 - total flux cleaned = -0.000237068 Jy ! Component: 200 - total flux cleaned = -0.000236332 Jy ! Component: 250 - total flux cleaned = -8.1627e-05 Jy ! Component: 300 - total flux cleaned = -6.34942e-06 Jy ! Component: 350 - total flux cleaned = -4.29059e-05 Jy ! Component: 400 - total flux cleaned = -4.23608e-05 Jy ! Component: 450 - total flux cleaned = 2.94243e-05 Jy ! Component: 500 - total flux cleaned = 9.92523e-05 Jy ! Component: 550 - total flux cleaned = 0.00023563 Jy ! Component: 600 - total flux cleaned = 0.000168512 Jy ! Component: 650 - total flux cleaned = 0.000202263 Jy ! Component: 700 - total flux cleaned = 0.000137942 Jy ! Component: 750 - total flux cleaned = 0.000266656 Jy ! Component: 800 - total flux cleaned = 0.000234725 Jy ! Component: 850 - total flux cleaned = 0.000234561 Jy ! Component: 900 - total flux cleaned = 0.000234698 Jy ! Component: 950 - total flux cleaned = 0.000235138 Jy ! Component: 1000 - total flux cleaned = 0.00032607 Jy ! Component: 1050 - total flux cleaned = 0.000355742 Jy ! Component: 1100 - total flux cleaned = 0.000414989 Jy ! Component: 1150 - total flux cleaned = 0.000444141 Jy ! Component: 1200 - total flux cleaned = 0.000589007 Jy ! Component: 1250 - total flux cleaned = 0.000675015 Jy ! Component: 1300 - total flux cleaned = 0.000675037 Jy ! Component: 1350 - total flux cleaned = 0.000788175 Jy ! Component: 1400 - total flux cleaned = 0.000983514 Jy ! Component: 1450 - total flux cleaned = 0.00109414 Jy ! Component: 1500 - total flux cleaned = 0.0011766 Jy ! Component: 1550 - total flux cleaned = 0.00125816 Jy ! Component: 1600 - total flux cleaned = 0.00136604 Jy ! Component: 1650 - total flux cleaned = 0.00155323 Jy ! Component: 1700 - total flux cleaned = 0.00165923 Jy ! Component: 1750 - total flux cleaned = 0.00179041 Jy ! Component: 1800 - total flux cleaned = 0.00189469 Jy ! Component: 1850 - total flux cleaned = 0.00204962 Jy ! Component: 1900 - total flux cleaned = 0.00215194 Jy ! Component: 1950 - total flux cleaned = 0.00220282 Jy ! Component: 2000 - total flux cleaned = 0.00240424 Jy ! Component: 2050 - total flux cleaned = 0.00240424 Jy ! Component: 2100 - total flux cleaned = 0.00252822 Jy ! Component: 2150 - total flux cleaned = 0.00267587 Jy ! Component: 2200 - total flux cleaned = 0.00272463 Jy ! Component: 2250 - total flux cleaned = 0.0028701 Jy ! Component: 2300 - total flux cleaned = 0.00294234 Jy ! Component: 2350 - total flux cleaned = 0.00303807 Jy ! Component: 2400 - total flux cleaned = 0.00320408 Jy ! Component: 2450 - total flux cleaned = 0.00322775 Jy ! Component: 2500 - total flux cleaned = 0.00334521 Jy ! Component: 2550 - total flux cleaned = 0.00346171 Jy ! Component: 2600 - total flux cleaned = 0.00355426 Jy ! Component: 2650 - total flux cleaned = 0.00376079 Jy ! Component: 2700 - total flux cleaned = 0.00380627 Jy ! Component: 2750 - total flux cleaned = 0.00391919 Jy ! Component: 2800 - total flux cleaned = 0.00400928 Jy ! Component: 2850 - total flux cleaned = 0.00409862 Jy ! Component: 2900 - total flux cleaned = 0.00423179 Jy ! Component: 2950 - total flux cleaned = 0.00431989 Jy ! Component: 3000 - total flux cleaned = 0.00447309 Jy ! Component: 3050 - total flux cleaned = 0.00453836 Jy ! Component: 3100 - total flux cleaned = 0.0046899 Jy ! Component: 3150 - total flux cleaned = 0.00479718 Jy ! Component: 3200 - total flux cleaned = 0.00486143 Jy ! Component: 3250 - total flux cleaned = 0.00505235 Jy ! Component: 3300 - total flux cleaned = 0.00513663 Jy ! Component: 3350 - total flux cleaned = 0.00526231 Jy ! Component: 3400 - total flux cleaned = 0.00540784 Jy ! Component: 3450 - total flux cleaned = 0.00555245 Jy ! Component: 3500 - total flux cleaned = 0.00561439 Jy ! Component: 3550 - total flux cleaned = 0.00569601 Jy ! Component: 3600 - total flux cleaned = 0.0058585 Jy ! Component: 3650 - total flux cleaned = 0.0059594 Jy ! Component: 3700 - total flux cleaned = 0.00601961 Jy ! Component: 3750 - total flux cleaned = 0.0061592 Jy ! Component: 3800 - total flux cleaned = 0.00623855 Jy ! Component: 3850 - total flux cleaned = 0.00631744 Jy ! Component: 3900 - total flux cleaned = 0.00639607 Jy ! Component: 3950 - total flux cleaned = 0.00649361 Jy ! Component: 4000 - total flux cleaned = 0.00662938 Jy ! Component: 4050 - total flux cleaned = 0.00674506 Jy ! Total flux subtracted in 4096 components = 0.00684082 Jy ! Clean residual min=-0.000967 max=0.000957 Jy/beam ! Clean residual mean=0.000003 rms=0.000336 Jy/beam ! Combined flux in latest and established models = 1.38054 Jy keep ! Adding 243 model components to the UV plane model. ! The established model now contains 446 components and 1.38054 Jy ![Exited script file: /opt64/bin/pima_mupet_02.dfm] wmap /vlbi/vcs9/uvm//J1642+6856_C_a_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.905 x 5.34 at 88.39 degrees (North through East) ! Clean map min=-0.0028574 max=1.0293 Jy/beam ! Writing clean map to FITS file: /vlbi/vcs9/uvm//J1642+6856_C_a_map.fits wmodel /vlbi/vcs9/uvm//J1642+6856_C_a_map.mod ! Writing 446 model components to file: /vlbi/vcs9/uvm//J1642+6856_C_a_map.mod wobs /vlbi/vcs9/uvm//J1642+6856_C_a_uvs.fits ! Writing UV FITS file: /vlbi/vcs9/uvm//J1642+6856_C_a_uvs.fits wwins /vlbi/vcs9/uvm//J1642+6856_C_a_map.win ! wwins: Wrote 13 windows to /vlbi/vcs9/uvm//J1642+6856_C_a_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 1.0293 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000335903 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.097902 0.097902 0.195804 0.391608 0.783216 1.56643 3.13286 6.26573 12.5315 25.0629 50.1258 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.001 print "peak= ", int(1000*peak_flux)/1000 ! peak= 1.029 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 3064.29 quit ! Quitting program ! Log file /vlbi/vcs9/uvm//J1642+6856_C_a_dfm.log closed on Tue Dec 26 22:46:19 2017