! Started logfile: /vlbi/vcs9/uvm//J2023+5427_X_a_dfm.log on Tue Dec 26 22:58:16 2017 float field_size field_size = 1024 float field_cell field_cell = 0.2000 float taper_size taper_size = 70.0 float freq freq = 7.39200 obs /vlbi/vcs9/uvm//J2023+5427_X_a_uvm.fits ! Reading UV FITS file: /vlbi/vcs9/uvm//J2023+5427_X_a_uvm.fits ! AN table 1: 23 integrations on 36 of 36 possible baselines. ! AN table 2: 31 integrations on 28 of 28 possible baselines. ! AN table 3: 25 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.808224 visibilities/baseline/integration-bin. ! Found source: J2023+5427 ! ! 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 7.392e+09 3.2e+07 1 3.2e+07 ! 02 2 7.424e+09 3.2e+07 1 3.2e+07 ! 03 3 7.456e+09 3.2e+07 1 3.2e+07 ! 04 4 7.552e+09 3.2e+07 1 3.2e+07 ! 05 5 7.744e+09 3.2e+07 1 3.2e+07 ! 06 6 7.776e+09 3.2e+07 1 3.2e+07 ! 07 7 7.808e+09 3.2e+07 1 3.2e+07 ! 08 8 7.84e+09 3.2e+07 1 3.2e+07 ! ! Polarization(s): RR ! ! Read 94 lines of history. ! ! Reading 18240 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 = 0.2 print "taper_size =", taper_size ! taper_size = 70 ![@/opt64/bin/pima_mupet_02.dfm J2023+5427_X] 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 0.200x0.200 milli-arcsec cellsize. phase_soltime=phase_soltime1 print "uvstat(rms)=",uvstat(rms),"Jy" ! uvstat(rms)= 0.243069 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 38 telescope corrections were flagged in sub-array 2. ! A total of 84 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 38 telescope corrections were flagged in sub-array 2. ! A total of 84 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 38 telescope corrections were flagged in sub-array 2. ! A total of 84 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 38 telescope corrections were flagged in sub-array 2. ! A total of 84 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 38 telescope corrections were flagged in sub-array 2. ! A total of 84 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 38 telescope corrections were flagged in sub-array 2. ! A total of 84 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 38 telescope corrections were flagged in sub-array 2. ! A total of 84 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 38 telescope corrections were flagged in sub-array 2. ! A total of 84 telescope corrections were flagged in sub-array 3. ! ! Fit before self-cal, rms=1.030223Jy sigma=23.225157 ! Fit after self-cal, rms=0.810636Jy sigma=18.422762 ! 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=0.8629 mas, bmaj=2.194 mas, bpa=-60.89 degrees ! Estimated noise=0.570205 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 = 0.142883 Jy ! Component: 100 - total flux cleaned = 0.194341 Jy ! Total flux subtracted in 100 components = 0.194341 Jy ! Clean residual min=-0.023820 max=0.053796 Jy/beam ! Clean residual mean=-0.000009 rms=0.006944 Jy/beam ! Combined flux in latest and established models = 0.194341 Jy ! Performing phase self-cal over 10 minute time intervals ! Adding 12 model components to the UV plane model. ! The established model now contains 12 components and 0.194341 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=0.125676Jy sigma=2.861612 ! Fit after self-cal, rms=0.125425Jy sigma=2.856114 ! Inverting map ! Added new window around map position (0.6, -2.8). ! clean: niter=100 gain=0.04 cutoff=0 ! Component: 050 - total flux cleaned = 0.0609248 Jy ! Component: 100 - total flux cleaned = 0.0922267 Jy ! Total flux subtracted in 100 components = 0.0922267 Jy ! Clean residual min=-0.019524 max=0.041539 Jy/beam ! Clean residual mean=-0.000006 rms=0.005027 Jy/beam ! Combined flux in latest and established models = 0.286568 Jy ! Performing phase self-cal over 10 minute time intervals ! Adding 25 model components to the UV plane model. ! The established model now contains 36 components and 0.286568 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=0.088874Jy sigma=2.009924 ! Fit after self-cal, rms=0.079040Jy sigma=1.767687 ! Inverting map ! clean: niter=100 gain=0.04 cutoff=0 ! Component: 050 - total flux cleaned = 0.0370616 Jy ! Component: 100 - total flux cleaned = 0.0563587 Jy ! Total flux subtracted in 100 components = 0.0563587 Jy ! Clean residual min=-0.012677 max=0.023471 Jy/beam ! Clean residual mean=-0.000004 rms=0.003057 Jy/beam ! Combined flux in latest and established models = 0.342927 Jy ! Performing phase self-cal over 10 minute time intervals ! Adding 18 model components to the UV plane model. ! The established model now contains 48 components and 0.342926 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=0.059237Jy sigma=1.298714 ! Fit after self-cal, rms=0.055198Jy sigma=1.190160 ! 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=1.247 mas, bmaj=3.002 mas, bpa=-66.02 degrees ! Estimated noise=0.253311 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 = 0.0249583 Jy ! Component: 100 - total flux cleaned = 0.032292 Jy ! Component: 150 - total flux cleaned = 0.0338266 Jy ! Component: 200 - total flux cleaned = 0.0343387 Jy ! Total flux subtracted in 200 components = 0.0343387 Jy ! Clean residual min=-0.008497 max=0.012278 Jy/beam ! Clean residual mean=0.000004 rms=0.002131 Jy/beam ! Combined flux in latest and established models = 0.377265 Jy ! Performing phase self-cal over 10 minute time intervals ! Adding 32 model components to the UV plane model. ! The established model now contains 65 components and 0.377265 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=0.047771Jy sigma=0.996103 ! Fit after self-cal, rms=0.046215Jy sigma=0.949665 ! Inverting map print "============== Finished natural weighting CLEAN ==============" ! ============== Finished natural weighting CLEAN ============== ! gscale ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Amplitude normalization factor in sub-array 1: 0.985826 ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 0.97 HN 1.09 KP 1.03 ! LA 0.98 NL 1.08 OV 0.97 PT 0.97 ! SC 1.08 ! ! A total of 3 telescope corrections were flagged in sub-array 2. ! Amplitude normalization factor in sub-array 2: 1.0139 ! Telescope amplitude corrections in sub-array 2: ! BR 0.97 FD 0.95 KP 1.02 LA 0.97 ! NL 1.05 OV 1.12 PT 0.99 SC 0.82 ! ! Amplitude normalization factor in sub-array 3: 1.00332 ! Telescope amplitude corrections in sub-array 3: ! BR 1.00* FD 0.96 HN 1.00* KP 1.01 ! LA 1.02 MK 1.09 NL 1.02 OV 0.94 ! PT 1.00 SC 0.94 ! ! ! Correcting IF 2. ! Amplitude normalization factor in sub-array 1: 0.977706 ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 0.97 HN 1.07 KP 1.02 ! LA 0.98 NL 1.09 OV 1.00 PT 0.96 ! SC 1.14 ! ! A total of 3 telescope corrections were flagged in sub-array 2. ! Amplitude normalization factor in sub-array 2: 1.01144 ! Telescope amplitude corrections in sub-array 2: ! BR 0.99 FD 0.96 KP 1.04 LA 0.96 ! NL 1.05 OV 1.15 PT 0.99 SC 0.77 ! ! Amplitude normalization factor in sub-array 3: 1.0077 ! Telescope amplitude corrections in sub-array 3: ! BR 1.00* FD 0.95 HN 1.00* KP 1.01 ! LA 1.02 MK 1.07 NL 1.01 OV 0.93 ! PT 1.00 SC 0.93 ! ! ! Correcting IF 3. ! Amplitude normalization factor in sub-array 1: 0.986249 ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 0.96 HN 1.07 KP 1.03 ! LA 0.97 NL 1.07 OV 1.01 PT 0.98 ! SC 1.09 ! ! A total of 3 telescope corrections were flagged in sub-array 2. ! Amplitude normalization factor in sub-array 2: 1.00978 ! Telescope amplitude corrections in sub-array 2: ! BR 0.99 FD 0.95 KP 1.02 LA 0.97 ! NL 1.04 OV 1.13 PT 0.99 SC 0.82 ! ! Amplitude normalization factor in sub-array 3: 1.00851 ! Telescope amplitude corrections in sub-array 3: ! BR 1.00* FD 0.95 HN 1.00* KP 0.99 ! LA 1.03 MK 1.07 NL 1.00 OV 0.93 ! PT 1.01 SC 0.94 ! ! ! Correcting IF 4. ! Amplitude normalization factor in sub-array 1: 0.995016 ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 0.96 HN 1.03 KP 1.02 ! LA 0.98 NL 1.05 OV 1.00 PT 0.96 ! SC 1.08 ! ! A total of 3 telescope corrections were flagged in sub-array 2. ! Amplitude normalization factor in sub-array 2: 1.01089 ! Telescope amplitude corrections in sub-array 2: ! BR 0.97 FD 0.96 KP 1.04 LA 0.97 ! NL 1.03 OV 1.13 PT 0.99 SC 0.82 ! ! Amplitude normalization factor in sub-array 3: 1.00911 ! Telescope amplitude corrections in sub-array 3: ! BR 1.00* FD 0.95 HN 1.00* KP 1.00 ! LA 1.02 MK 1.06 NL 1.00 OV 0.93 ! PT 1.00 SC 0.95 ! ! ! Correcting IF 5. ! Amplitude normalization factor in sub-array 1: 0.995864 ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 0.99 HN 1.00 KP 1.04 ! LA 0.96 NL 1.06 OV 1.00 PT 0.98 ! SC 1.05 ! ! A total of 3 telescope corrections were flagged in sub-array 2. ! Amplitude normalization factor in sub-array 2: 1.01473 ! Telescope amplitude corrections in sub-array 2: ! BR 1.00 FD 0.94 KP 1.05 LA 0.97 ! NL 1.05 OV 1.14 PT 0.99 SC 0.75 ! ! Amplitude normalization factor in sub-array 3: 1.01521 ! Telescope amplitude corrections in sub-array 3: ! BR 1.00* FD 0.94 HN 1.00* KP 0.99 ! LA 1.03 MK 1.03 NL 0.97 OV 0.94 ! PT 0.99 SC 0.96 ! ! ! Correcting IF 6. ! Amplitude normalization factor in sub-array 1: 0.994425 ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 0.97 HN 1.03 KP 1.01 ! LA 0.99 NL 1.04 OV 1.00 PT 0.99 ! SC 1.05 ! ! A total of 3 telescope corrections were flagged in sub-array 2. ! Amplitude normalization factor in sub-array 2: 1.01381 ! Telescope amplitude corrections in sub-array 2: ! BR 1.02 FD 0.94 KP 1.05 LA 0.98 ! NL 1.04 OV 1.12 PT 1.00 SC 0.75 ! ! Amplitude normalization factor in sub-array 3: 1.01967 ! Telescope amplitude corrections in sub-array 3: ! BR 1.00* FD 0.94 HN 1.00* KP 1.01 ! LA 1.03 MK 1.01 NL 0.95 OV 0.93 ! PT 0.98 SC 0.94 ! ! ! Correcting IF 7. ! Amplitude normalization factor in sub-array 1: 0.984148 ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 1.00 HN 1.02 KP 1.02 ! LA 0.97 NL 1.05 OV 1.00 PT 0.99 ! SC 1.14 ! ! A total of 3 telescope corrections were flagged in sub-array 2. ! Amplitude normalization factor in sub-array 2: 1.01371 ! Telescope amplitude corrections in sub-array 2: ! BR 0.99 FD 0.95 KP 1.06 LA 0.95 ! NL 1.05 OV 1.18 PT 1.00 SC 0.71 ! ! Amplitude normalization factor in sub-array 3: 1.02096 ! Telescope amplitude corrections in sub-array 3: ! BR 1.00* FD 0.93 HN 1.00* KP 1.02 ! LA 1.02 MK 1.01 NL 0.95 OV 0.94 ! PT 0.97 SC 0.96 ! ! ! Correcting IF 8. ! Amplitude normalization factor in sub-array 1: 0.990543 ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 0.98 HN 1.01 KP 1.01 ! LA 0.99 NL 1.04 OV 1.00 PT 0.99 ! SC 1.07 ! ! A total of 3 telescope corrections were flagged in sub-array 2. ! Amplitude normalization factor in sub-array 2: 1.00976 ! Telescope amplitude corrections in sub-array 2: ! BR 1.02 FD 0.93 KP 1.04 LA 0.97 ! NL 1.04 OV 1.16 PT 1.01 SC 0.75 ! ! Amplitude normalization factor in sub-array 3: 1.01719 ! Telescope amplitude corrections in sub-array 3: ! BR 1.00* FD 0.95 HN 1.00* KP 1.01 ! LA 1.02 MK 1.02 NL 0.96 OV 0.93 ! PT 1.00 SC 0.96 ! ! ! Fit before self-cal, rms=0.046215Jy sigma=0.949665 ! Fit after self-cal, rms=0.042655Jy sigma=0.875906 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=0.042655Jy sigma=0.875906 ! Fit after self-cal, rms=0.042659Jy sigma=0.875861 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.218 mas, bmaj=2.956 mas, bpa=-68.16 degrees ! Estimated noise=0.252496 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 (8.8, -9.8). ! clean: niter=200 gain=0.04 cutoff=0 ! Component: 050 - total flux cleaned = 0.00964112 Jy ! Component: 100 - total flux cleaned = 0.011788 Jy ! Component: 150 - total flux cleaned = 0.0133023 Jy ! Component: 200 - total flux cleaned = 0.0141287 Jy ! Total flux subtracted in 200 components = 0.0141287 Jy ! Clean residual min=-0.004934 max=0.005492 Jy/beam ! Clean residual mean=-0.000002 rms=0.001014 Jy/beam ! Combined flux in latest and established models = 0.391394 Jy ! Performing phase self-cal over 10 minute time intervals ! Adding 21 model components to the UV plane model. ! The established model now contains 80 components and 0.391394 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=0.040684Jy sigma=0.819230 ! Fit after self-cal, rms=0.040432Jy sigma=0.813675 ! Inverting map ! Added new window around map position (22.6, -7.2). ! clean: niter=200 gain=0.04 cutoff=0 ! Component: 050 - total flux cleaned = 0.00382222 Jy ! Component: 100 - total flux cleaned = 0.0041711 Jy ! Component: 150 - total flux cleaned = 0.00392821 Jy ! Component: 200 - total flux cleaned = 0.00372059 Jy ! Total flux subtracted in 200 components = 0.00372059 Jy ! Clean residual min=-0.003737 max=0.004183 Jy/beam ! Clean residual mean=-0.000003 rms=0.000739 Jy/beam ! Combined flux in latest and established models = 0.395115 Jy ! Performing phase self-cal over 10 minute time intervals ! Adding 29 model components to the UV plane model. ! The established model now contains 102 components and 0.395115 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=0.039686Jy sigma=0.791396 ! Fit after self-cal, rms=0.039578Jy sigma=0.789286 ! 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=0.039578Jy sigma=0.789286 ! Fit after self-cal, rms=0.039099Jy sigma=0.777213 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) ! Added new window around map position (-15.8, 12.4). ! clean: niter=200 gain=0.04 cutoff=0 ! Component: 050 - total flux cleaned = 0.00161597 Jy ! Component: 100 - total flux cleaned = 0.00125926 Jy ! Component: 150 - total flux cleaned = 0.00135014 Jy ! Component: 200 - total flux cleaned = 0.00143252 Jy ! Total flux subtracted in 200 components = 0.00143252 Jy ! Clean residual min=-0.002925 max=0.002978 Jy/beam ! Clean residual mean=-0.000004 rms=0.000617 Jy/beam ! Combined flux in latest and established models = 0.396547 Jy ! Performing phase self-cal over 0.5 minute time intervals ! Adding 28 model components to the UV plane model. ! The established model now contains 121 components and 0.396547 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=0.038563Jy sigma=0.762979 ! Fit after self-cal, rms=0.038429Jy sigma=0.759399 ! 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: 1.218 x 2.956 at -68.16 degrees (North through East) ! Clean map min=-0.0030827 max=0.15869 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=0.038429Jy sigma=0.759399 ! Fit after self-cal, rms=0.037988Jy sigma=0.749293 ! 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=0.037988Jy sigma=0.749293 ! Fit after self-cal, rms=0.037965Jy sigma=0.748423 ! Inverting map and beam ! Estimated beam: bmin=1.213 mas, bmaj=2.955 mas, bpa=-68.28 degrees ! Estimated noise=0.251428 mJy/beam. ! clean: niter=200 gain=0.04 cutoff=0 ! Component: 050 - total flux cleaned = -0.000190633 Jy ! Component: 100 - total flux cleaned = -0.000189993 Jy ! Component: 150 - total flux cleaned = -0.000478315 Jy ! Component: 200 - total flux cleaned = -0.000616168 Jy ! Total flux subtracted in 200 components = -0.000616168 Jy ! Clean residual min=-0.002675 max=0.002367 Jy/beam ! Clean residual mean=-0.000002 rms=0.000532 Jy/beam ! Combined flux in latest and established models = 0.395931 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 139 components and 0.395931 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=0.037740Jy sigma=0.742825 ! Fit after self-cal, rms=0.037711Jy sigma=0.741916 ! 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=0.8624 mas, bmaj=2.179 mas, bpa=-61.94 degrees ! Estimated noise=0.562908 mJy/beam. ! clean: niter=200 gain=0.04 cutoff=0 ! Component: 050 - total flux cleaned = 0.157502 Jy ! Component: 100 - total flux cleaned = 0.232517 Jy ! Component: 150 - total flux cleaned = 0.280429 Jy ! Component: 200 - total flux cleaned = 0.31155 Jy ! Total flux subtracted in 200 components = 0.31155 Jy ! Clean residual min=-0.008524 max=0.012394 Jy/beam ! Clean residual mean=-0.000002 rms=0.002207 Jy/beam ! Combined flux in latest and established models = 0.31155 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 29 model components to the UV plane model. ! The established model now contains 29 components and 0.31155 Jy ! Inverting map and beam ! Estimated beam: bmin=1.213 mas, bmaj=2.955 mas, bpa=-68.28 degrees ! Estimated noise=0.251428 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 = 0.0332632 Jy ! Component: 100 - total flux cleaned = 0.0498514 Jy ! Component: 150 - total flux cleaned = 0.0595925 Jy ! Component: 200 - total flux cleaned = 0.0658102 Jy ! Total flux subtracted in 200 components = 0.0658102 Jy ! Clean residual min=-0.004225 max=0.004643 Jy/beam ! Clean residual mean=0.000003 rms=0.001010 Jy/beam ! Combined flux in latest and established models = 0.37736 Jy ! Adding 56 model components to the UV plane model. ! The established model now contains 78 components and 0.37736 Jy ! Inverting map ! Added new window around map position (7, -12.8). ! clean: niter=200 gain=0.04 cutoff=0 ! Component: 050 - total flux cleaned = 0.00529481 Jy ! Component: 100 - total flux cleaned = 0.00803285 Jy ! Component: 150 - total flux cleaned = 0.0100221 Jy ! Component: 200 - total flux cleaned = 0.0114907 Jy ! Total flux subtracted in 200 components = 0.0114907 Jy ! Clean residual min=-0.003376 max=0.003827 Jy/beam ! Clean residual mean=0.000000 rms=0.000713 Jy/beam ! Combined flux in latest and established models = 0.388851 Jy ! Adding 42 model components to the UV plane model. ! The established model now contains 109 components and 0.388851 Jy ! Inverting map ! Added new window around map position (-2, 3.4). ! clean: niter=200 gain=0.04 cutoff=0 ! Component: 050 - total flux cleaned = 0.00150452 Jy ! Component: 100 - total flux cleaned = 0.00262036 Jy ! Component: 150 - total flux cleaned = 0.00345665 Jy ! Component: 200 - total flux cleaned = 0.00364474 Jy ! Total flux subtracted in 200 components = 0.00364474 Jy ! Clean residual min=-0.002692 max=0.002504 Jy/beam ! Clean residual mean=-0.000000 rms=0.000522 Jy/beam ! Combined flux in latest and established models = 0.392496 Jy ! Adding 41 model components to the UV plane model. ! The established model now contains 142 components and 0.392496 Jy ! Inverting map clean ! clean: niter=200 gain=0.04 cutoff=0 ! Component: 050 - total flux cleaned = -7.96605e-05 Jy ! Component: 100 - total flux cleaned = -0.000154385 Jy ! Component: 150 - total flux cleaned = -0.000150816 Jy ! Component: 200 - total flux cleaned = -0.000149809 Jy ! Total flux subtracted in 200 components = -0.000149809 Jy ! Clean residual min=-0.002364 max=0.002197 Jy/beam ! Clean residual mean=-0.000000 rms=0.000461 Jy/beam ! Combined flux in latest and established models = 0.392346 Jy selfcal false, false, phase_soltime ! Performing phase self-cal over 0.5 minute time intervals ! Adding 64 model components to the UV plane model. ! The established model now contains 173 components and 0.392346 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=0.037189Jy sigma=0.732214 ! Fit after self-cal, rms=0.037119Jy sigma=0.729916 wmodel J2023+5427_X_map.mod ! Writing 173 model components to file: J2023+5427_X_map.mod wobs J2023+5427_X_uvs.fits ! Writing UV FITS file: J2023+5427_X_uvs.fits wwins J2023+5427_X_map.win ! wwins: Wrote 7 windows to J2023+5427_X_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 = 5.28127e-05 Jy ! Component: 100 - total flux cleaned = -1.70657e-05 Jy ! Component: 150 - total flux cleaned = -7.99247e-05 Jy ! Component: 200 - total flux cleaned = -2.03745e-05 Jy ! Component: 250 - total flux cleaned = 3.49582e-05 Jy ! Component: 300 - total flux cleaned = 0.000112824 Jy ! Component: 350 - total flux cleaned = 0.000112569 Jy ! Component: 400 - total flux cleaned = 6.46298e-05 Jy ! Component: 450 - total flux cleaned = 1.78181e-05 Jy ! Component: 500 - total flux cleaned = -4.79413e-06 Jy ! Component: 550 - total flux cleaned = 1.64071e-05 Jy ! Component: 600 - total flux cleaned = 3.71661e-05 Jy ! Component: 650 - total flux cleaned = 0.000138554 Jy ! Component: 700 - total flux cleaned = 0.000157812 Jy ! Component: 750 - total flux cleaned = 0.000177007 Jy ! Component: 800 - total flux cleaned = 0.000121197 Jy ! Component: 850 - total flux cleaned = 0.000175935 Jy ! Component: 900 - total flux cleaned = 0.000104604 Jy ! Component: 950 - total flux cleaned = 0.0001569 Jy ! Component: 1000 - total flux cleaned = 0.000139995 Jy ! Component: 1050 - total flux cleaned = 0.000140048 Jy ! Component: 1100 - total flux cleaned = 0.000123561 Jy ! Component: 1150 - total flux cleaned = 0.000123637 Jy ! Component: 1200 - total flux cleaned = 0.000123906 Jy ! Component: 1250 - total flux cleaned = 0.00010885 Jy ! Component: 1300 - total flux cleaned = 0.00010919 Jy ! Component: 1350 - total flux cleaned = 0.000109296 Jy ! Component: 1400 - total flux cleaned = 8.03086e-05 Jy ! Component: 1450 - total flux cleaned = 5.21011e-05 Jy ! Component: 1500 - total flux cleaned = 5.22349e-05 Jy ! Component: 1550 - total flux cleaned = 5.20762e-05 Jy ! Component: 1600 - total flux cleaned = 3.82798e-05 Jy ! Component: 1650 - total flux cleaned = -1.98126e-06 Jy ! Component: 1700 - total flux cleaned = -2.00788e-06 Jy ! Component: 1750 - total flux cleaned = 1.12231e-05 Jy ! Component: 1800 - total flux cleaned = 1.14734e-05 Jy ! Component: 1850 - total flux cleaned = 4.92353e-05 Jy ! Component: 1900 - total flux cleaned = 4.91469e-05 Jy ! Component: 1950 - total flux cleaned = 8.57827e-05 Jy ! Component: 2000 - total flux cleaned = 9.79009e-05 Jy ! Component: 2050 - total flux cleaned = 0.000157394 Jy ! Component: 2100 - total flux cleaned = 0.00014565 Jy ! Component: 2150 - total flux cleaned = 0.000191855 Jy ! Component: 2200 - total flux cleaned = 0.000203277 Jy ! Component: 2250 - total flux cleaned = 0.000191875 Jy ! Component: 2300 - total flux cleaned = 0.000125124 Jy ! Component: 2350 - total flux cleaned = 0.000169179 Jy ! Component: 2400 - total flux cleaned = 0.000136532 Jy ! Component: 2450 - total flux cleaned = 0.000158013 Jy ! Component: 2500 - total flux cleaned = 0.000126068 Jy ! Component: 2550 - total flux cleaned = 0.000147099 Jy ! Component: 2600 - total flux cleaned = 0.0001157 Jy ! Component: 2650 - total flux cleaned = 9.49947e-05 Jy ! Component: 2700 - total flux cleaned = 0.000105197 Jy ! Component: 2750 - total flux cleaned = 0.000115037 Jy ! Component: 2800 - total flux cleaned = 7.48452e-05 Jy ! Component: 2850 - total flux cleaned = 7.47934e-05 Jy ! Component: 2900 - total flux cleaned = 3.57501e-05 Jy ! Component: 2950 - total flux cleaned = 4.53522e-05 Jy ! Component: 3000 - total flux cleaned = -2.44863e-06 Jy ! Component: 3050 - total flux cleaned = -2.13429e-05 Jy ! Component: 3100 - total flux cleaned = -5.90093e-05 Jy ! Component: 3150 - total flux cleaned = -5.90112e-05 Jy ! Component: 3200 - total flux cleaned = -7.75098e-05 Jy ! Component: 3250 - total flux cleaned = -8.68165e-05 Jy ! Component: 3300 - total flux cleaned = -0.000104854 Jy ! Component: 3350 - total flux cleaned = -0.000113884 Jy ! Component: 3400 - total flux cleaned = -0.00011383 Jy ! Component: 3450 - total flux cleaned = -0.000140055 Jy ! Component: 3500 - total flux cleaned = -0.000157368 Jy ! Component: 3550 - total flux cleaned = -0.000157255 Jy ! Component: 3600 - total flux cleaned = -0.000148713 Jy ! Component: 3650 - total flux cleaned = -0.000182538 Jy ! Component: 3700 - total flux cleaned = -0.000182542 Jy ! Component: 3750 - total flux cleaned = -0.000199148 Jy ! Component: 3800 - total flux cleaned = -0.00022381 Jy ! Component: 3850 - total flux cleaned = -0.000248373 Jy ! Component: 3900 - total flux cleaned = -0.000272713 Jy ! Component: 3950 - total flux cleaned = -0.000304897 Jy ! Component: 4000 - total flux cleaned = -0.000328775 Jy ! Component: 4050 - total flux cleaned = -0.00036038 Jy ! Total flux subtracted in 4096 components = -0.000368291 Jy ! Clean residual min=-0.000446 max=0.000478 Jy/beam ! Clean residual mean=-0.000000 rms=0.000137 Jy/beam ! Combined flux in latest and established models = 0.391978 Jy keep ! Adding 269 model components to the UV plane model. ! The established model now contains 441 components and 0.391978 Jy ![Exited script file: /opt64/bin/pima_mupet_02.dfm] wmap /vlbi/vcs9/uvm//J2023+5427_X_a_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.213 x 2.955 at -68.28 degrees (North through East) ! Clean map min=-0.0030573 max=0.16183 Jy/beam ! Writing clean map to FITS file: /vlbi/vcs9/uvm//J2023+5427_X_a_map.fits wmodel /vlbi/vcs9/uvm//J2023+5427_X_a_map.mod ! Writing 441 model components to file: /vlbi/vcs9/uvm//J2023+5427_X_a_map.mod wobs /vlbi/vcs9/uvm//J2023+5427_X_a_uvs.fits ! Writing UV FITS file: /vlbi/vcs9/uvm//J2023+5427_X_a_uvs.fits wwins /vlbi/vcs9/uvm//J2023+5427_X_a_map.win ! wwins: Wrote 8 windows to /vlbi/vcs9/uvm//J2023+5427_X_a_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.161831 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.00013454 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.249409 0.249409 0.498819 0.997637 1.99527 3.99055 7.9811 15.9622 31.9244 63.8488 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0004 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.161 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 1202.84 quit ! Quitting program ! Log file /vlbi/vcs9/uvm//J2023+5427_X_a_dfm.log closed on Tue Dec 26 22:58:20 2017