! Started logfile: /vlbi/vcs9/uvm//J1806+6949_C_a_dfm.log on Tue Dec 26 22:48:41 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//J1806+6949_C_a_uvm.fits ! Reading UV FITS file: /vlbi/vcs9/uvm//J1806+6949_C_a_uvm.fits ! AN table 1: 23 integrations on 36 of 36 possible baselines. ! AN table 2: 23 integrations on 28 of 28 possible baselines. ! AN table 3: 27 integrations on 28 of 28 possible baselines. ! Apparent sampling: 0.793986 visibilities/baseline/integration-bin. ! Found source: J1806+6949 ! ! 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 14152 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 J1806+6949_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)= 0.932462 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 45 telescope corrections were flagged in sub-array 1. ! A total of 40 telescope corrections were flagged in sub-array 2. ! A total of 44 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 2. ! A total of 45 telescope corrections were flagged in sub-array 1. ! A total of 40 telescope corrections were flagged in sub-array 2. ! A total of 44 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 3. ! A total of 45 telescope corrections were flagged in sub-array 1. ! A total of 40 telescope corrections were flagged in sub-array 2. ! A total of 44 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 4. ! A total of 45 telescope corrections were flagged in sub-array 1. ! A total of 40 telescope corrections were flagged in sub-array 2. ! A total of 44 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 5. ! A total of 45 telescope corrections were flagged in sub-array 1. ! A total of 40 telescope corrections were flagged in sub-array 2. ! A total of 44 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 6. ! A total of 45 telescope corrections were flagged in sub-array 1. ! A total of 40 telescope corrections were flagged in sub-array 2. ! A total of 44 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 7. ! A total of 45 telescope corrections were flagged in sub-array 1. ! A total of 40 telescope corrections were flagged in sub-array 2. ! A total of 44 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 8. ! A total of 45 telescope corrections were flagged in sub-array 1. ! A total of 40 telescope corrections were flagged in sub-array 2. ! A total of 44 telescope corrections were flagged in sub-array 3. ! ! Fit before self-cal, rms=1.360523Jy sigma=35.713191 ! Fit after self-cal, rms=0.170189Jy sigma=4.274375 ! 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=1.47 mas, bmaj=6.137 mas, bpa=-87.05 degrees ! Estimated noise=0.421806 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 = 0.768292 Jy ! Component: 100 - total flux cleaned = 0.91545 Jy ! Total flux subtracted in 100 components = 0.91545 Jy ! Clean residual min=-0.020403 max=0.038726 Jy/beam ! Clean residual mean=-0.000009 rms=0.005087 Jy/beam ! Combined flux in latest and established models = 0.91545 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 0.91545 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=0.127897Jy sigma=2.915407 ! Fit after self-cal, rms=0.127701Jy sigma=2.908106 ! Inverting map ! clean: niter=100 gain=0.04 cutoff=0 ! Component: 050 - total flux cleaned = 0.0479584 Jy ! Component: 100 - total flux cleaned = 0.0563494 Jy ! Total flux subtracted in 100 components = 0.0563494 Jy ! Clean residual min=-0.014877 max=0.018764 Jy/beam ! Clean residual mean=0.000019 rms=0.003618 Jy/beam ! Combined flux in latest and established models = 0.9718 Jy ! Performing phase self-cal over 10 minute time intervals ! Adding 16 model components to the UV plane model. ! The established model now contains 24 components and 0.9718 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=0.110956Jy sigma=2.503366 ! Fit after self-cal, rms=0.110846Jy sigma=2.498621 ! 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=1.956 mas, bmaj=6.869 mas, bpa=-88.33 degrees ! Estimated noise=0.235473 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 = 0.0108735 Jy ! Component: 100 - total flux cleaned = 0.013198 Jy ! Component: 150 - total flux cleaned = 0.0137353 Jy ! Component: 200 - total flux cleaned = 0.0138825 Jy ! Total flux subtracted in 200 components = 0.0138825 Jy ! Clean residual min=-0.017407 max=0.021761 Jy/beam ! Clean residual mean=-0.000024 rms=0.004961 Jy/beam ! Combined flux in latest and established models = 0.985682 Jy ! Performing phase self-cal over 10 minute time intervals ! Adding 21 model components to the UV plane model. ! The established model now contains 39 components and 0.985682 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=0.109185Jy sigma=2.456886 ! Fit after self-cal, rms=0.108930Jy sigma=2.450102 ! 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: 0.991735 ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 1.03 HN 1.02 KP 1.00 ! LA 1.01 NL 1.01 OV 1.02 PT 0.99 ! SC 1.00 ! ! A total of 3 telescope corrections were flagged in sub-array 2. ! Amplitude normalization factor in sub-array 2: 1.07573 ! Telescope amplitude corrections in sub-array 2: ! BR 1.01 FD 1.02 HN 0.78 LA 0.88 ! NL 0.82 OV 1.02 PT 0.89 SC 1.02 ! ! A total of 3 telescope corrections were flagged in sub-array 3. ! Amplitude normalization factor in sub-array 3: 0.988768 ! Telescope amplitude corrections in sub-array 3: ! BR 1.00* FD 1.01 KP 1.02 LA 1.02 ! MK 0.96 NL 1.04 OV 1.04 PT 1.00 ! ! ! Correcting IF 2. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Amplitude normalization factor in sub-array 1: 0.991564 ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 1.03 HN 1.02 KP 1.00 ! LA 1.00 NL 1.01 OV 1.02 PT 1.00 ! SC 1.00 ! ! A total of 3 telescope corrections were flagged in sub-array 2. ! Amplitude normalization factor in sub-array 2: 1.06094 ! Telescope amplitude corrections in sub-array 2: ! BR 1.05 FD 1.01 HN 0.79 LA 0.90 ! NL 0.84 OV 1.02 PT 0.90 SC 1.02 ! ! A total of 3 telescope corrections were flagged in sub-array 3. ! Amplitude normalization factor in sub-array 3: 0.984337 ! Telescope amplitude corrections in sub-array 3: ! BR 1.00* FD 1.02 KP 1.03 LA 1.02 ! MK 0.97 NL 1.05 OV 1.04 PT 1.00 ! ! ! Correcting IF 3. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Amplitude normalization factor in sub-array 1: 0.991307 ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 1.03 HN 1.02 KP 1.00 ! LA 1.01 NL 1.01 OV 1.02 PT 1.00 ! SC 0.99 ! ! A total of 3 telescope corrections were flagged in sub-array 2. ! Amplitude normalization factor in sub-array 2: 1.04938 ! Telescope amplitude corrections in sub-array 2: ! BR 1.03 FD 1.01 HN 0.80 LA 0.93 ! NL 0.87 OV 1.02 PT 0.94 SC 1.02 ! ! A total of 3 telescope corrections were flagged in sub-array 3. ! Amplitude normalization factor in sub-array 3: 0.977814 ! Telescope amplitude corrections in sub-array 3: ! BR 1.00* FD 1.03 KP 1.03 LA 1.03 ! MK 1.00 NL 1.03 OV 1.03 PT 1.02 ! ! ! Correcting IF 4. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Amplitude normalization factor in sub-array 1: 1.01853 ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 1.05 HN 1.03 KP 1.00 ! LA 0.90 NL 1.00 OV 1.01 PT 0.89 ! SC 0.98 ! ! A total of 3 telescope corrections were flagged in sub-array 2. ! Amplitude normalization factor in sub-array 2: 1.05956 ! Telescope amplitude corrections in sub-array 2: ! BR 0.99 FD 1.00 HN 0.79 LA 0.92 ! NL 0.86 OV 1.03 PT 0.94 SC 1.02 ! ! A total of 3 telescope corrections were flagged in sub-array 3. ! Amplitude normalization factor in sub-array 3: 0.971929 ! Telescope amplitude corrections in sub-array 3: ! BR 1.00* FD 1.04 KP 1.03 LA 1.02 ! MK 0.97 NL 1.00 OV 1.15 PT 1.02 ! ! ! Correcting IF 5. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Amplitude normalization factor in sub-array 1: 0.988374 ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 1.02 HN 1.03 KP 1.00 ! LA 1.01 NL 1.01 OV 1.03 PT 1.00 ! SC 0.99 ! ! A total of 3 telescope corrections were flagged in sub-array 2. ! Amplitude normalization factor in sub-array 2: 1.03865 ! Telescope amplitude corrections in sub-array 2: ! BR 1.04 FD 1.02 HN 0.82 LA 0.94 ! NL 0.89 OV 1.03 PT 0.95 SC 1.02 ! ! A total of 3 telescope corrections were flagged in sub-array 3. ! Amplitude normalization factor in sub-array 3: 0.972252 ! Telescope amplitude corrections in sub-array 3: ! BR 1.00* FD 1.05 KP 1.04 LA 1.03 ! MK 0.97 NL 1.05 OV 1.06 PT 1.03 ! ! ! Correcting IF 6. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Amplitude normalization factor in sub-array 1: 0.986066 ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 1.02 HN 1.04 KP 1.01 ! LA 1.01 NL 1.02 OV 1.03 PT 1.00 ! SC 0.99 ! ! A total of 3 telescope corrections were flagged in sub-array 2. ! Amplitude normalization factor in sub-array 2: 1.04226 ! Telescope amplitude corrections in sub-array 2: ! BR 1.01 FD 1.02 HN 0.82 LA 0.94 ! NL 0.89 OV 1.03 PT 0.95 SC 1.01 ! ! A total of 3 telescope corrections were flagged in sub-array 3. ! Amplitude normalization factor in sub-array 3: 0.971509 ! Telescope amplitude corrections in sub-array 3: ! BR 1.00* FD 1.05 KP 1.04 LA 1.03 ! MK 0.98 NL 1.05 OV 1.06 PT 1.02 ! ! ! Correcting IF 7. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Amplitude normalization factor in sub-array 1: 0.986201 ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 1.03 HN 1.04 KP 1.01 ! LA 1.01 NL 1.02 OV 1.03 PT 1.00 ! SC 0.99 ! ! A total of 3 telescope corrections were flagged in sub-array 2. ! Amplitude normalization factor in sub-array 2: 1.03905 ! Telescope amplitude corrections in sub-array 2: ! BR 1.03 FD 1.03 HN 0.82 LA 0.94 ! NL 0.89 OV 1.03 PT 0.95 SC 1.02 ! ! A total of 3 telescope corrections were flagged in sub-array 3. ! Amplitude normalization factor in sub-array 3: 0.970023 ! Telescope amplitude corrections in sub-array 3: ! BR 1.00* FD 1.06 KP 1.04 LA 1.03 ! MK 0.97 NL 1.05 OV 1.06 PT 1.03 ! ! ! Correcting IF 8. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Amplitude normalization factor in sub-array 1: 0.986469 ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 1.03 HN 1.04 KP 1.01 ! LA 1.01 NL 1.02 OV 1.03 PT 1.00 ! SC 0.99 ! ! A total of 3 telescope corrections were flagged in sub-array 2. ! Amplitude normalization factor in sub-array 2: 1.03161 ! Telescope amplitude corrections in sub-array 2: ! BR 1.06 FD 1.02 HN 0.83 LA 0.94 ! NL 0.89 OV 1.04 PT 0.95 SC 1.02 ! ! A total of 3 telescope corrections were flagged in sub-array 3. ! Amplitude normalization factor in sub-array 3: 0.972161 ! Telescope amplitude corrections in sub-array 3: ! BR 1.00* FD 1.05 KP 1.04 LA 1.03 ! MK 0.96 NL 1.06 OV 1.06 PT 1.02 ! ! ! Fit before self-cal, rms=0.108930Jy sigma=2.450102 ! Fit after self-cal, rms=0.073774Jy sigma=1.795837 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=0.073774Jy sigma=1.795837 ! Fit after self-cal, rms=0.073786Jy sigma=1.795788 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.948 mas, bmaj=6.804 mas, bpa=-88.15 degrees ! Estimated noise=0.235678 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 (29.7, 16.5). ! clean: niter=200 gain=0.04 cutoff=0 ! Component: 050 - total flux cleaned = 0.0209687 Jy ! Component: 100 - total flux cleaned = 0.0241042 Jy ! Component: 150 - total flux cleaned = 0.025064 Jy ! Component: 200 - total flux cleaned = 0.0261563 Jy ! Total flux subtracted in 200 components = 0.0261563 Jy ! Clean residual min=-0.009652 max=0.012161 Jy/beam ! Clean residual mean=-0.000010 rms=0.002676 Jy/beam ! Combined flux in latest and established models = 1.01184 Jy ! Performing phase self-cal over 10 minute time intervals ! Adding 46 model components to the UV plane model. ! The established model now contains 85 components and 1.01184 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=0.068798Jy sigma=1.651695 ! Fit after self-cal, rms=0.068180Jy sigma=1.637164 ! 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=0.068180Jy sigma=1.637164 ! Fit after self-cal, rms=0.068137Jy sigma=1.636241 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 = 0.00274244 Jy ! Component: 100 - total flux cleaned = 0.0044134 Jy ! Component: 150 - total flux cleaned = 0.00540362 Jy ! Component: 200 - total flux cleaned = 0.006116 Jy ! Total flux subtracted in 200 components = 0.006116 Jy ! Clean residual min=-0.008425 max=0.009990 Jy/beam ! Clean residual mean=-0.000012 rms=0.002421 Jy/beam ! Combined flux in latest and established models = 1.01795 Jy ! Performing phase self-cal over 0.5 minute time intervals ! Adding 51 model components to the UV plane model. ! The established model now contains 118 components and 1.01795 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=0.066828Jy sigma=1.603286 ! Fit after self-cal, rms=0.066661Jy sigma=1.599391 ! 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: 1.948 x 6.804 at -88.15 degrees (North through East) ! Clean map min=-0.0082276 max=0.89852 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=0.066661Jy sigma=1.599391 ! Fit after self-cal, rms=0.039017Jy sigma=0.917747 ! 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=0.039017Jy sigma=0.917747 ! Fit after self-cal, rms=0.039009Jy sigma=0.917558 ! Inverting map and beam ! Estimated beam: bmin=1.948 mas, bmaj=6.819 mas, bpa=-88.57 degrees ! Estimated noise=0.23576 mJy/beam. ! Added new window around map position (-12.6, -3). ! clean: niter=200 gain=0.04 cutoff=0 ! Component: 050 - total flux cleaned = 0.0111432 Jy ! Component: 100 - total flux cleaned = 0.013451 Jy ! Component: 150 - total flux cleaned = 0.0144378 Jy ! Component: 200 - total flux cleaned = 0.0154413 Jy ! Total flux subtracted in 200 components = 0.0154413 Jy ! Clean residual min=-0.004426 max=0.004923 Jy/beam ! Clean residual mean=-0.000018 rms=0.001151 Jy/beam ! Combined flux in latest and established models = 1.0334 Jy ! Performing phase self-cal over 0.5 minute time intervals ! Adding 42 model components to the UV plane model. ! The established model now contains 154 components and 1.0334 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=0.035916Jy sigma=0.828000 ! Fit after self-cal, rms=0.035854Jy sigma=0.825642 ! Inverting map ! Added new window around map position (-40.2, 0.6). ! clean: niter=200 gain=0.04 cutoff=0 ! Component: 050 - total flux cleaned = 0.00577993 Jy ! Component: 100 - total flux cleaned = 0.00888644 Jy ! Component: 150 - total flux cleaned = 0.0108887 Jy ! Component: 200 - total flux cleaned = 0.0124387 Jy ! Total flux subtracted in 200 components = 0.0124387 Jy ! Clean residual min=-0.003772 max=0.003230 Jy/beam ! Clean residual mean=-0.000008 rms=0.000901 Jy/beam ! Combined flux in latest and established models = 1.04583 Jy ! Performing phase self-cal over 0.5 minute time intervals ! Adding 47 model components to the UV plane model. ! The established model now contains 193 components and 1.04583 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=0.034894Jy sigma=0.795301 ! Fit after self-cal, rms=0.034876Jy sigma=0.794489 ! 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=1.465 mas, bmaj=6.106 mas, bpa=-87.04 degrees ! Estimated noise=0.405502 mJy/beam. ! clean: niter=200 gain=0.04 cutoff=0 ! Component: 050 - total flux cleaned = 0.767988 Jy ! Component: 100 - total flux cleaned = 0.919596 Jy ! Component: 150 - total flux cleaned = 0.968149 Jy ! Component: 200 - total flux cleaned = 0.990626 Jy ! Total flux subtracted in 200 components = 0.990626 Jy ! Clean residual min=-0.006508 max=0.009501 Jy/beam ! Clean residual mean=0.000003 rms=0.001698 Jy/beam ! Combined flux in latest and established models = 0.990627 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 31 model components to the UV plane model. ! The established model now contains 31 components and 0.990627 Jy ! Inverting map and beam ! Estimated beam: bmin=1.948 mas, bmaj=6.819 mas, bpa=-88.57 degrees ! Estimated noise=0.23576 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 = 0.0191398 Jy ! Component: 100 - total flux cleaned = 0.0302321 Jy ! Component: 150 - total flux cleaned = 0.0376989 Jy ! Component: 200 - total flux cleaned = 0.0419607 Jy ! Total flux subtracted in 200 components = 0.0419607 Jy ! Clean residual min=-0.004671 max=0.005545 Jy/beam ! Clean residual mean=-0.000005 rms=0.001271 Jy/beam ! Combined flux in latest and established models = 1.03259 Jy ! Adding 75 model components to the UV plane model. ! The established model now contains 96 components and 1.03259 Jy ! Inverting map ! Added new window around map position (-12.9, 4.8). ! clean: niter=200 gain=0.04 cutoff=0 ! Component: 050 - total flux cleaned = 0.00534014 Jy ! Component: 100 - total flux cleaned = 0.00811361 Jy ! Component: 150 - total flux cleaned = 0.010619 Jy ! Component: 200 - total flux cleaned = 0.0128118 Jy ! Total flux subtracted in 200 components = 0.0128118 Jy ! Clean residual min=-0.004202 max=0.003984 Jy/beam ! Clean residual mean=-0.000002 rms=0.000960 Jy/beam ! Combined flux in latest and established models = 1.0454 Jy ! Adding 58 model components to the UV plane model. ! The established model now contains 143 components and 1.0454 Jy ! Inverting map clean ! clean: niter=200 gain=0.04 cutoff=0 ! Component: 050 - total flux cleaned = 0.0014824 Jy ! Component: 100 - total flux cleaned = 0.00272544 Jy ! Component: 150 - total flux cleaned = 0.00366646 Jy ! Component: 200 - total flux cleaned = 0.00444463 Jy ! Total flux subtracted in 200 components = 0.00444463 Jy ! Clean residual min=-0.003818 max=0.003514 Jy/beam ! Clean residual mean=-0.000001 rms=0.000856 Jy/beam ! Combined flux in latest and established models = 1.04984 Jy selfcal false, false, phase_soltime ! Performing phase self-cal over 0.5 minute time intervals ! Adding 51 model components to the UV plane model. ! The established model now contains 172 components and 1.04984 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=0.034404Jy sigma=0.783752 ! Fit after self-cal, rms=0.034177Jy sigma=0.777464 wmodel J1806+6949_C_map.mod ! Writing 172 model components to file: J1806+6949_C_map.mod wobs J1806+6949_C_uvs.fits ! Writing UV FITS file: J1806+6949_C_uvs.fits wwins J1806+6949_C_map.win ! wwins: Wrote 5 windows to J1806+6949_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 = -0.000575311 Jy ! Component: 100 - total flux cleaned = -0.000464126 Jy ! Component: 150 - total flux cleaned = -0.000111075 Jy ! Component: 200 - total flux cleaned = -0.000110702 Jy ! Component: 250 - total flux cleaned = -2.03405e-05 Jy ! Component: 300 - total flux cleaned = 0.000109208 Jy ! Component: 350 - total flux cleaned = 0.000190831 Jy ! Component: 400 - total flux cleaned = 0.000229777 Jy ! Component: 450 - total flux cleaned = 0.00042055 Jy ! Component: 500 - total flux cleaned = 0.000530425 Jy ! Component: 550 - total flux cleaned = 0.000672479 Jy ! Component: 600 - total flux cleaned = 0.000844739 Jy ! Component: 650 - total flux cleaned = 0.000911945 Jy ! Component: 700 - total flux cleaned = 0.00104187 Jy ! Component: 750 - total flux cleaned = 0.00113605 Jy ! Component: 800 - total flux cleaned = 0.00125864 Jy ! Component: 850 - total flux cleaned = 0.00134795 Jy ! Component: 900 - total flux cleaned = 0.00152124 Jy ! Component: 950 - total flux cleaned = 0.00163471 Jy ! Component: 1000 - total flux cleaned = 0.00177273 Jy ! Component: 1050 - total flux cleaned = 0.00198876 Jy ! Component: 1100 - total flux cleaned = 0.00206877 Jy ! Component: 1150 - total flux cleaned = 0.0023028 Jy ! Component: 1200 - total flux cleaned = 0.00240463 Jy ! Component: 1250 - total flux cleaned = 0.0024801 Jy ! Component: 1300 - total flux cleaned = 0.00265124 Jy ! Component: 1350 - total flux cleaned = 0.00274712 Jy ! Component: 1400 - total flux cleaned = 0.00286513 Jy ! Component: 1450 - total flux cleaned = 0.00295836 Jy ! Component: 1500 - total flux cleaned = 0.00318566 Jy ! Component: 1550 - total flux cleaned = 0.00323047 Jy ! Component: 1600 - total flux cleaned = 0.00336283 Jy ! Component: 1650 - total flux cleaned = 0.00353517 Jy ! Component: 1700 - total flux cleaned = 0.00366231 Jy ! Component: 1750 - total flux cleaned = 0.00380852 Jy ! Component: 1800 - total flux cleaned = 0.00395241 Jy ! Component: 1850 - total flux cleaned = 0.00407465 Jy ! Component: 1900 - total flux cleaned = 0.00417496 Jy ! Component: 1950 - total flux cleaned = 0.00429292 Jy ! Component: 2000 - total flux cleaned = 0.00435124 Jy ! Component: 2050 - total flux cleaned = 0.00446599 Jy ! Component: 2100 - total flux cleaned = 0.00456076 Jy ! Component: 2150 - total flux cleaned = 0.00459773 Jy ! Component: 2200 - total flux cleaned = 0.00461607 Jy ! Component: 2250 - total flux cleaned = 0.00472484 Jy ! Component: 2300 - total flux cleaned = 0.00468943 Jy ! Component: 2350 - total flux cleaned = 0.00477787 Jy ! Component: 2400 - total flux cleaned = 0.00481251 Jy ! Component: 2450 - total flux cleaned = 0.0048474 Jy ! Component: 2500 - total flux cleaned = 0.0048815 Jy ! Component: 2550 - total flux cleaned = 0.00493207 Jy ! Component: 2600 - total flux cleaned = 0.00498197 Jy ! Component: 2650 - total flux cleaned = 0.00496532 Jy ! Component: 2700 - total flux cleaned = 0.00504694 Jy ! Component: 2750 - total flux cleaned = 0.00511138 Jy ! Component: 2800 - total flux cleaned = 0.00511146 Jy ! Component: 2850 - total flux cleaned = 0.00515848 Jy ! Component: 2900 - total flux cleaned = 0.00523671 Jy ! Component: 2950 - total flux cleaned = 0.00526741 Jy ! Component: 3000 - total flux cleaned = 0.00528281 Jy ! Component: 3050 - total flux cleaned = 0.00534373 Jy ! Component: 3100 - total flux cleaned = 0.0053888 Jy ! Component: 3150 - total flux cleaned = 0.00544839 Jy ! Component: 3200 - total flux cleaned = 0.005478 Jy ! Component: 3250 - total flux cleaned = 0.00552164 Jy ! Component: 3300 - total flux cleaned = 0.00553616 Jy ! Component: 3350 - total flux cleaned = 0.00560794 Jy ! Component: 3400 - total flux cleaned = 0.00562229 Jy ! Component: 3450 - total flux cleaned = 0.00566457 Jy ! Component: 3500 - total flux cleaned = 0.00572073 Jy ! Component: 3550 - total flux cleaned = 0.00577636 Jy ! Component: 3600 - total flux cleaned = 0.00574873 Jy ! Component: 3650 - total flux cleaned = 0.0058172 Jy ! Component: 3700 - total flux cleaned = 0.00587142 Jy ! Component: 3750 - total flux cleaned = 0.0058848 Jy ! Component: 3800 - total flux cleaned = 0.00596473 Jy ! Component: 3850 - total flux cleaned = 0.00599119 Jy ! Component: 3900 - total flux cleaned = 0.00603063 Jy ! Component: 3950 - total flux cleaned = 0.0060959 Jy ! Component: 4000 - total flux cleaned = 0.00608295 Jy ! Component: 4050 - total flux cleaned = 0.00610889 Jy ! Total flux subtracted in 4096 components = 0.00619846 Jy ! Clean residual min=-0.000642 max=0.000717 Jy/beam ! Clean residual mean=-0.000007 rms=0.000263 Jy/beam ! Combined flux in latest and established models = 1.05604 Jy keep ! Adding 458 model components to the UV plane model. ! The established model now contains 630 components and 1.05604 Jy ![Exited script file: /opt64/bin/pima_mupet_02.dfm] wmap /vlbi/vcs9/uvm//J1806+6949_C_a_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.948 x 6.819 at -88.57 degrees (North through East) ! Clean map min=-0.0023962 max=0.90287 Jy/beam ! Writing clean map to FITS file: /vlbi/vcs9/uvm//J1806+6949_C_a_map.fits wmodel /vlbi/vcs9/uvm//J1806+6949_C_a_map.mod ! Writing 630 model components to file: /vlbi/vcs9/uvm//J1806+6949_C_a_map.mod wobs /vlbi/vcs9/uvm//J1806+6949_C_a_uvs.fits ! Writing UV FITS file: /vlbi/vcs9/uvm//J1806+6949_C_a_uvs.fits wwins /vlbi/vcs9/uvm//J1806+6949_C_a_map.win ! wwins: Wrote 6 windows to /vlbi/vcs9/uvm//J1806+6949_C_a_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.902873 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000255581 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.0849226 0.0849226 0.169845 0.33969 0.679381 1.35876 2.71752 5.43505 10.8701 21.7402 43.4804 86.9607 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0007 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.902 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 3532.63 quit ! Quitting program ! Log file /vlbi/vcs9/uvm//J1806+6949_C_a_dfm.log closed on Tue Dec 26 22:48:45 2017