! Started logfile: /vlbi/vcs9/uvm//J2023+5427_C_a_dfm.log on Tue Dec 26 22:58:11 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//J2023+5427_C_a_uvm.fits ! Reading UV FITS file: /vlbi/vcs9/uvm//J2023+5427_C_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 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 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 = 0.3 print "taper_size =", taper_size ! taper_size = 40 ![@/opt64/bin/pima_mupet_02.dfm J2023+5427_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)= 0.329903 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=1.054381Jy sigma=27.473465 ! Fit after self-cal, rms=0.717852Jy sigma=18.820917 ! 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=1.498 mas, bmaj=3.945 mas, bpa=-57.87 degrees ! Estimated noise=0.48494 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 = 0.215186 Jy ! Component: 100 - total flux cleaned = 0.308264 Jy ! Total flux subtracted in 100 components = 0.308264 Jy ! Clean residual min=-0.018711 max=0.039209 Jy/beam ! Clean residual mean=0.000156 rms=0.004985 Jy/beam ! Combined flux in latest and established models = 0.308264 Jy ! Performing phase self-cal over 10 minute time intervals ! Adding 17 model components to the UV plane model. ! The established model now contains 17 components and 0.308264 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=0.103973Jy sigma=2.610537 ! Fit after self-cal, rms=0.101713Jy sigma=2.552280 ! Inverting map ! Added new window around map position (-1.2, 2.7). ! clean: niter=100 gain=0.04 cutoff=0 ! Component: 050 - total flux cleaned = 0.0556394 Jy ! Component: 100 - total flux cleaned = 0.0844649 Jy ! Total flux subtracted in 100 components = 0.0844649 Jy ! Clean residual min=-0.011794 max=0.016875 Jy/beam ! Clean residual mean=0.000064 rms=0.002683 Jy/beam ! Combined flux in latest and established models = 0.392729 Jy ! Performing phase self-cal over 10 minute time intervals ! Adding 21 model components to the UV plane model. ! The established model now contains 37 components and 0.392729 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=0.058401Jy sigma=1.430433 ! Fit after self-cal, rms=0.055768Jy sigma=1.351341 ! Inverting map ! clean: niter=100 gain=0.04 cutoff=0 ! Component: 050 - total flux cleaned = 0.0220236 Jy ! Component: 100 - total flux cleaned = 0.0281005 Jy ! Total flux subtracted in 100 components = 0.0281005 Jy ! Clean residual min=-0.008434 max=0.011802 Jy/beam ! Clean residual mean=0.000033 rms=0.001973 Jy/beam ! Combined flux in latest and established models = 0.420829 Jy ! Performing phase self-cal over 10 minute time intervals ! Adding 21 model components to the UV plane model. ! The established model now contains 56 components and 0.420829 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=0.046184Jy sigma=1.114131 ! Fit after self-cal, rms=0.045207Jy sigma=1.078772 ! Inverting map ! Added new window around map position (2.1, -4.2). ! clean: niter=100 gain=0.04 cutoff=0 ! Component: 050 - total flux cleaned = 0.0147544 Jy ! Component: 100 - total flux cleaned = 0.017168 Jy ! Total flux subtracted in 100 components = 0.017168 Jy ! Clean residual min=-0.007807 max=0.006191 Jy/beam ! Clean residual mean=0.000015 rms=0.001543 Jy/beam ! Combined flux in latest and established models = 0.437997 Jy ! Performing phase self-cal over 10 minute time intervals ! Adding 26 model components to the UV plane model. ! The established model now contains 75 components and 0.437997 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=0.041255Jy sigma=0.983476 ! Fit after self-cal, rms=0.041018Jy sigma=0.973772 ! 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=2.146 mas, bmaj=5.179 mas, bpa=-67.48 degrees ! Estimated noise=0.218493 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 = 0.00439246 Jy ! Component: 100 - total flux cleaned = 0.00620401 Jy ! Component: 150 - total flux cleaned = 0.00750774 Jy ! Component: 200 - total flux cleaned = 0.00862118 Jy ! Total flux subtracted in 200 components = 0.00862118 Jy ! Clean residual min=-0.005815 max=0.007730 Jy/beam ! Clean residual mean=0.000074 rms=0.001673 Jy/beam ! Combined flux in latest and established models = 0.446618 Jy ! Performing phase self-cal over 10 minute time intervals ! Adding 28 model components to the UV plane model. ! The established model now contains 95 components and 0.446618 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=0.039527Jy sigma=0.937451 ! Fit after self-cal, rms=0.039435Jy sigma=0.933057 ! 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: 1.0352 ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 0.92 HN 0.91 KP 1.02 ! LA 0.99 NL 0.97 OV 0.99 PT 0.98 ! SC 0.96 ! ! A total of 3 telescope corrections were flagged in sub-array 2. ! Amplitude normalization factor in sub-array 2: 1.03639 ! Telescope amplitude corrections in sub-array 2: ! BR 0.97 FD 0.94 KP 0.99 LA 0.99 ! NL 1.00 OV 0.97 PT 0.96 SC 0.90 ! ! Amplitude normalization factor in sub-array 3: 1.01868 ! Telescope amplitude corrections in sub-array 3: ! BR 1.00* FD 0.98 HN 1.00* KP 0.99 ! LA 1.00 MK 0.98 NL 0.96 OV 0.98 ! PT 0.98 SC 0.96 ! ! ! Correcting IF 2. ! Amplitude normalization factor in sub-array 1: 1.02818 ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 0.95 HN 0.93 KP 1.01 ! LA 0.98 NL 0.96 OV 1.02 PT 0.96 ! SC 0.95 ! ! A total of 3 telescope corrections were flagged in sub-array 2. ! Amplitude normalization factor in sub-array 2: 1.01999 ! Telescope amplitude corrections in sub-array 2: ! BR 0.97 FD 0.97 KP 0.99 LA 0.97 ! NL 0.99 OV 1.03 PT 0.96 SC 0.95 ! ! Amplitude normalization factor in sub-array 3: 1.01693 ! Telescope amplitude corrections in sub-array 3: ! BR 1.00* FD 0.98 HN 1.00* KP 0.99 ! LA 1.01 MK 0.96 NL 0.96 OV 0.98 ! PT 0.99 SC 0.96 ! ! ! Correcting IF 3. ! Amplitude normalization factor in sub-array 1: 1.02214 ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 0.96 HN 0.89 KP 1.01 ! LA 0.99 NL 0.98 OV 1.05 PT 0.98 ! SC 0.96 ! ! A total of 3 telescope corrections were flagged in sub-array 2. ! Amplitude normalization factor in sub-array 2: 1.00871 ! Telescope amplitude corrections in sub-array 2: ! BR 0.97 FD 0.95 KP 0.99 LA 0.98 ! NL 1.00 OV 1.11 PT 0.97 SC 0.97 ! ! Amplitude normalization factor in sub-array 3: 1.01523 ! Telescope amplitude corrections in sub-array 3: ! BR 1.00* FD 0.98 HN 1.00* KP 0.99 ! LA 1.00 MK 0.95 NL 0.97 OV 0.98 ! PT 0.99 SC 0.99 ! ! ! Correcting IF 4. ! Amplitude normalization factor in sub-array 1: 1.04255 ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 0.95 HN 0.89 KP 1.01 ! LA 0.89 NL 0.98 OV 1.06 PT 0.93 ! SC 0.94 ! ! A total of 3 telescope corrections were flagged in sub-array 2. ! Amplitude normalization factor in sub-array 2: 1.00991 ! Telescope amplitude corrections in sub-array 2: ! BR 0.95 FD 0.95 KP 1.01 LA 0.96 ! NL 1.05 OV 1.14 PT 0.92 SC 0.95 ! ! Amplitude normalization factor in sub-array 3: 1.01899 ! Telescope amplitude corrections in sub-array 3: ! BR 1.00* FD 1.00 HN 1.00* KP 0.99 ! LA 1.00 MK 0.98 NL 0.94 OV 0.97 ! PT 0.97 SC 0.97 ! ! ! Correcting IF 5. ! Amplitude normalization factor in sub-array 1: 0.995548 ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 0.99 HN 0.98 KP 1.03 ! LA 1.00 NL 0.97 OV 1.09 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: 0.984709 ! Telescope amplitude corrections in sub-array 2: ! BR 0.99 FD 0.98 KP 1.01 LA 0.99 ! NL 1.01 OV 1.16 PT 0.98 SC 1.00 ! ! Amplitude normalization factor in sub-array 3: 0.992402 ! Telescope amplitude corrections in sub-array 3: ! BR 1.00* FD 1.00 HN 1.00* KP 1.02 ! LA 1.03 MK 1.03 NL 0.98 OV 1.00 ! PT 1.01 SC 1.02 ! ! ! Correcting IF 6. ! Amplitude normalization factor in sub-array 1: 0.98532 ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 1.00 HN 1.00 KP 1.03 ! LA 0.99 NL 0.98 OV 1.09 PT 0.99 ! SC 1.04 ! ! A total of 3 telescope corrections were flagged in sub-array 2. ! Amplitude normalization factor in sub-array 2: 0.981435 ! Telescope amplitude corrections in sub-array 2: ! BR 1.01 FD 0.99 KP 1.02 LA 1.00 ! NL 1.01 OV 1.17 PT 0.98 SC 0.98 ! ! Amplitude normalization factor in sub-array 3: 0.98739 ! Telescope amplitude corrections in sub-array 3: ! BR 1.00* FD 1.01 HN 1.00* KP 1.03 ! LA 1.03 MK 1.03 NL 0.99 OV 1.00 ! PT 1.02 SC 1.02 ! ! ! Correcting IF 7. ! Amplitude normalization factor in sub-array 1: 0.988351 ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 1.00 HN 0.98 KP 1.04 ! LA 1.00 NL 0.98 OV 1.08 PT 0.99 ! SC 1.02 ! ! A total of 3 telescope corrections were flagged in sub-array 2. ! Amplitude normalization factor in sub-array 2: 0.979231 ! Telescope amplitude corrections in sub-array 2: ! BR 1.01 FD 0.99 KP 1.01 LA 0.99 ! NL 1.01 OV 1.18 PT 0.99 SC 0.99 ! ! Amplitude normalization factor in sub-array 3: 0.985307 ! Telescope amplitude corrections in sub-array 3: ! BR 1.00* FD 1.01 HN 1.00* KP 1.03 ! LA 1.03 MK 1.03 NL 1.00 OV 1.01 ! PT 1.02 SC 1.02 ! ! ! Correcting IF 8. ! Amplitude normalization factor in sub-array 1: 0.979066 ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 0.99 HN 1.01 KP 1.05 ! LA 1.01 NL 0.98 OV 1.08 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: 0.973952 ! Telescope amplitude corrections in sub-array 2: ! BR 1.01 FD 0.98 KP 1.02 LA 1.00 ! NL 1.02 OV 1.16 PT 0.99 SC 1.02 ! ! Amplitude normalization factor in sub-array 3: 0.980751 ! Telescope amplitude corrections in sub-array 3: ! BR 1.00* FD 1.03 HN 1.00* KP 1.02 ! LA 1.03 MK 1.06 NL 1.00 OV 1.01 ! PT 1.02 SC 1.03 ! ! ! Fit before self-cal, rms=0.039435Jy sigma=0.933057 ! Fit after self-cal, rms=0.036722Jy sigma=0.861336 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=0.036722Jy sigma=0.861336 ! Fit after self-cal, rms=0.036734Jy sigma=0.861301 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=2.146 mas, bmaj=5.163 mas, bpa=-67.77 degrees ! Estimated noise=0.217057 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 = 0.000949497 Jy ! Component: 100 - total flux cleaned = 0.00184283 Jy ! Component: 150 - total flux cleaned = 0.00255515 Jy ! Component: 200 - total flux cleaned = 0.00285592 Jy ! Total flux subtracted in 200 components = 0.00285592 Jy ! Clean residual min=-0.004188 max=0.005009 Jy/beam ! Clean residual mean=0.000028 rms=0.001125 Jy/beam ! Combined flux in latest and established models = 0.449474 Jy ! Performing phase self-cal over 10 minute time intervals ! Adding 25 model components to the UV plane model. ! The established model now contains 102 components and 0.449475 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=0.036178Jy sigma=0.848497 ! Fit after self-cal, rms=0.036131Jy sigma=0.845795 ! 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=0.036131Jy sigma=0.845795 ! Fit after self-cal, rms=0.035941Jy sigma=0.840298 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 = -0.000161006 Jy ! Component: 100 - total flux cleaned = 0.00015287 Jy ! Component: 150 - total flux cleaned = 0.000570515 Jy ! Component: 200 - total flux cleaned = 0.00075647 Jy ! Total flux subtracted in 200 components = 0.00075647 Jy ! Clean residual min=-0.004112 max=0.005028 Jy/beam ! Clean residual mean=0.000026 rms=0.001097 Jy/beam ! Combined flux in latest and established models = 0.450231 Jy ! Performing phase self-cal over 0.5 minute time intervals ! Adding 25 model components to the UV plane model. ! The established model now contains 110 components and 0.450231 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=0.035631Jy sigma=0.833044 ! Fit after self-cal, rms=0.035558Jy sigma=0.829847 ! 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: 2.146 x 5.163 at -67.77 degrees (North through East) ! Clean map min=-0.0040964 max=0.23559 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=0.035558Jy sigma=0.829847 ! Fit after self-cal, rms=0.032442Jy sigma=0.755494 ! 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=0.032442Jy sigma=0.755494 ! Fit after self-cal, rms=0.032434Jy sigma=0.755257 ! Inverting map and beam ! Estimated beam: bmin=2.148 mas, bmaj=5.161 mas, bpa=-67.66 degrees ! Estimated noise=0.216796 mJy/beam. ! Added new window around map position (6.9, -12). ! clean: niter=200 gain=0.04 cutoff=0 ! Component: 050 - total flux cleaned = 0.00551352 Jy ! Component: 100 - total flux cleaned = 0.00742494 Jy ! Component: 150 - total flux cleaned = 0.00806959 Jy ! Component: 200 - total flux cleaned = 0.00862303 Jy ! Total flux subtracted in 200 components = 0.00862303 Jy ! Clean residual min=-0.002748 max=0.002595 Jy/beam ! Clean residual mean=0.000004 rms=0.000652 Jy/beam ! Combined flux in latest and established models = 0.458854 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 144 components and 0.458854 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=0.031489Jy sigma=0.729646 ! Fit after self-cal, rms=0.031450Jy sigma=0.728260 ! 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=1.503 mas, bmaj=3.946 mas, bpa=-57.96 degrees ! Estimated noise=0.48052 mJy/beam. ! clean: niter=200 gain=0.04 cutoff=0 ! Component: 050 - total flux cleaned = 0.221525 Jy ! Component: 100 - total flux cleaned = 0.314773 Jy ! Component: 150 - total flux cleaned = 0.363525 Jy ! Component: 200 - total flux cleaned = 0.391255 Jy ! Total flux subtracted in 200 components = 0.391255 Jy ! Clean residual min=-0.007181 max=0.010986 Jy/beam ! Clean residual mean=0.000068 rms=0.001711 Jy/beam ! Combined flux in latest and established models = 0.391255 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 38 model components to the UV plane model. ! The established model now contains 38 components and 0.391255 Jy ! Inverting map and beam ! Estimated beam: bmin=2.148 mas, bmaj=5.161 mas, bpa=-67.66 degrees ! Estimated noise=0.216796 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 = 0.028329 Jy ! Component: 100 - total flux cleaned = 0.0420046 Jy ! Component: 150 - total flux cleaned = 0.0503877 Jy ! Component: 200 - total flux cleaned = 0.0561662 Jy ! Total flux subtracted in 200 components = 0.0561662 Jy ! Clean residual min=-0.003278 max=0.003123 Jy/beam ! Clean residual mean=0.000033 rms=0.000805 Jy/beam ! Combined flux in latest and established models = 0.447421 Jy ! Adding 58 model components to the UV plane model. ! The established model now contains 80 components and 0.447421 Jy ! Inverting map clean ! clean: niter=200 gain=0.04 cutoff=0 ! Component: 050 - total flux cleaned = 0.00346485 Jy ! Component: 100 - total flux cleaned = 0.00565898 Jy ! Component: 150 - total flux cleaned = 0.00735478 Jy ! Component: 200 - total flux cleaned = 0.00850781 Jy ! Total flux subtracted in 200 components = 0.00850781 Jy ! Clean residual min=-0.002619 max=0.002473 Jy/beam ! Clean residual mean=0.000012 rms=0.000616 Jy/beam ! Combined flux in latest and established models = 0.455929 Jy selfcal false, false, phase_soltime ! Performing phase self-cal over 0.5 minute time intervals ! Adding 53 model components to the UV plane model. ! The established model now contains 126 components and 0.455929 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=0.031206Jy sigma=0.721851 ! Fit after self-cal, rms=0.031084Jy sigma=0.717532 wmodel J2023+5427_C_map.mod ! Writing 126 model components to file: J2023+5427_C_map.mod wobs J2023+5427_C_uvs.fits ! Writing UV FITS file: J2023+5427_C_uvs.fits wwins J2023+5427_C_map.win ! wwins: Wrote 4 windows to J2023+5427_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 = -0.000338054 Jy ! Component: 100 - total flux cleaned = -0.000182354 Jy ! Component: 150 - total flux cleaned = 2.62371e-06 Jy ! Component: 200 - total flux cleaned = 0.000107066 Jy ! Component: 250 - total flux cleaned = 0.00010554 Jy ! Component: 300 - total flux cleaned = 0.000230651 Jy ! Component: 350 - total flux cleaned = 0.000350279 Jy ! Component: 400 - total flux cleaned = 0.00049512 Jy ! Component: 450 - total flux cleaned = 0.000773094 Jy ! Component: 500 - total flux cleaned = 0.000933088 Jy ! Component: 550 - total flux cleaned = 0.00113978 Jy ! Component: 600 - total flux cleaned = 0.0013413 Jy ! Component: 650 - total flux cleaned = 0.00158703 Jy ! Component: 700 - total flux cleaned = 0.00175426 Jy ! Component: 750 - total flux cleaned = 0.00189347 Jy ! Component: 800 - total flux cleaned = 0.00196195 Jy ! Component: 850 - total flux cleaned = 0.00207365 Jy ! Component: 900 - total flux cleaned = 0.00209553 Jy ! Component: 950 - total flux cleaned = 0.00215964 Jy ! Component: 1000 - total flux cleaned = 0.0022017 Jy ! Component: 1050 - total flux cleaned = 0.00226307 Jy ! Component: 1100 - total flux cleaned = 0.00234293 Jy ! Component: 1150 - total flux cleaned = 0.00240155 Jy ! Component: 1200 - total flux cleaned = 0.00245919 Jy ! Component: 1250 - total flux cleaned = 0.00249735 Jy ! Component: 1300 - total flux cleaned = 0.00253463 Jy ! Component: 1350 - total flux cleaned = 0.00258956 Jy ! Component: 1400 - total flux cleaned = 0.00266148 Jy ! Component: 1450 - total flux cleaned = 0.00273192 Jy ! Component: 1500 - total flux cleaned = 0.00276634 Jy ! Component: 1550 - total flux cleaned = 0.00278352 Jy ! Component: 1600 - total flux cleaned = 0.00291789 Jy ! Component: 1650 - total flux cleaned = 0.00290102 Jy ! Component: 1700 - total flux cleaned = 0.00296633 Jy ! Component: 1750 - total flux cleaned = 0.00296654 Jy ! Component: 1800 - total flux cleaned = 0.00302995 Jy ! Component: 1850 - total flux cleaned = 0.00304528 Jy ! Component: 1900 - total flux cleaned = 0.00304534 Jy ! Component: 1950 - total flux cleaned = 0.00307599 Jy ! Component: 2000 - total flux cleaned = 0.00310611 Jy ! Component: 2050 - total flux cleaned = 0.00310617 Jy ! Component: 2100 - total flux cleaned = 0.00314987 Jy ! Component: 2150 - total flux cleaned = 0.00315003 Jy ! Component: 2200 - total flux cleaned = 0.00316449 Jy ! Component: 2250 - total flux cleaned = 0.00320699 Jy ! Component: 2300 - total flux cleaned = 0.003207 Jy ! Component: 2350 - total flux cleaned = 0.00324841 Jy ! Component: 2400 - total flux cleaned = 0.00324854 Jy ! Component: 2450 - total flux cleaned = 0.0032486 Jy ! Component: 2500 - total flux cleaned = 0.00324867 Jy ! Component: 2550 - total flux cleaned = 0.00326173 Jy ! Component: 2600 - total flux cleaned = 0.00328758 Jy ! Component: 2650 - total flux cleaned = 0.00331315 Jy ! Component: 2700 - total flux cleaned = 0.00326237 Jy ! Component: 2750 - total flux cleaned = 0.00329997 Jy ! Component: 2800 - total flux cleaned = 0.00326289 Jy ! Component: 2850 - total flux cleaned = 0.00332449 Jy ! Component: 2900 - total flux cleaned = 0.00331231 Jy ! Component: 2950 - total flux cleaned = 0.00330028 Jy ! Component: 3000 - total flux cleaned = 0.00332421 Jy ! Component: 3050 - total flux cleaned = 0.00332414 Jy ! Component: 3100 - total flux cleaned = 0.00333568 Jy ! Component: 3150 - total flux cleaned = 0.00330093 Jy ! Component: 3200 - total flux cleaned = 0.00333512 Jy ! Component: 3250 - total flux cleaned = 0.00333505 Jy ! Component: 3300 - total flux cleaned = 0.00336871 Jy ! Component: 3350 - total flux cleaned = 0.00336875 Jy ! Component: 3400 - total flux cleaned = 0.00334665 Jy ! Component: 3450 - total flux cleaned = 0.00339041 Jy ! Component: 3500 - total flux cleaned = 0.0033904 Jy ! Component: 3550 - total flux cleaned = 0.00335841 Jy ! Component: 3600 - total flux cleaned = 0.00341167 Jy ! Component: 3650 - total flux cleaned = 0.00340109 Jy ! Component: 3700 - total flux cleaned = 0.0034116 Jy ! Component: 3750 - total flux cleaned = 0.00342178 Jy ! Component: 3800 - total flux cleaned = 0.00339087 Jy ! Component: 3850 - total flux cleaned = 0.00340107 Jy ! Component: 3900 - total flux cleaned = 0.00342127 Jy ! Component: 3950 - total flux cleaned = 0.00341126 Jy ! Component: 4000 - total flux cleaned = 0.00341128 Jy ! Component: 4050 - total flux cleaned = 0.00340142 Jy ! Total flux subtracted in 4096 components = 0.00341116 Jy ! Clean residual min=-0.000527 max=0.000499 Jy/beam ! Clean residual mean=0.000006 rms=0.000189 Jy/beam ! Combined flux in latest and established models = 0.45934 Jy keep ! Adding 349 model components to the UV plane model. ! The established model now contains 472 components and 0.45934 Jy ![Exited script file: /opt64/bin/pima_mupet_02.dfm] wmap /vlbi/vcs9/uvm//J2023+5427_C_a_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.148 x 5.161 at -67.66 degrees (North through East) ! Clean map min=-0.001448 max=0.23781 Jy/beam ! Writing clean map to FITS file: /vlbi/vcs9/uvm//J2023+5427_C_a_map.fits wmodel /vlbi/vcs9/uvm//J2023+5427_C_a_map.mod ! Writing 472 model components to file: /vlbi/vcs9/uvm//J2023+5427_C_a_map.mod wobs /vlbi/vcs9/uvm//J2023+5427_C_a_uvs.fits ! Writing UV FITS file: /vlbi/vcs9/uvm//J2023+5427_C_a_uvs.fits wwins /vlbi/vcs9/uvm//J2023+5427_C_a_map.win ! wwins: Wrote 5 windows to /vlbi/vcs9/uvm//J2023+5427_C_a_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.237809 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000188211 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.237431 0.237431 0.474863 0.949726 1.89945 3.7989 7.59781 15.1956 30.3912 60.7825 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0005 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.237 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 1263.52 quit ! Quitting program ! Log file /vlbi/vcs9/uvm//J2023+5427_C_a_dfm.log closed on Tue Dec 26 22:58:15 2017