! Started logfile: .//J2218+1520_C_dfm.log on Sun Oct 21 00:19:46 2018 float field_size field_size = 1024 float field_cell field_cell = 0.3000 float taper_size taper_size = 40.0 float freq freq = 4.12800 obs .//J2218+1520_C_uva.fits ! Reading UV FITS file: .//J2218+1520_C_uva.fits ! AN table 1: 7 integrations on 21 of 21 possible baselines. ! Apparent sampling: 1 visibilities/baseline/integration-bin. ! Found source: J2218+1520 ! ! 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 76 lines of history. ! ! Reading 1176 visibilities. select rr, 1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16 ! Restricting channel ranges to the available 8 channels. ! Selecting polarization: RR, channels: 1..8 ! Reading IF 1 channels: 1..1 ! Reading IF 2 channels: 2..2 ! Reading IF 3 channels: 3..3 ! Reading IF 4 channels: 4..4 ! Reading IF 5 channels: 5..5 ! Reading IF 6 channels: 6..6 ! Reading IF 7 channels: 7..7 ! Reading IF 8 channels: 8..8 print "field_size =", field_size ! field_size = 1024 print "field_cell =", field_cell ! field_cell = 0.3 print "taper_size =", taper_size ! taper_size = 40 ![@/opt64/bin/pima_mupet_01.dfm J2218+1520_C] float lim_self lim_self = 120.0 float lim_val lim_va = 1.2 integer clean_niter clean_niter = 100 float clean_gain clean_gain = 0.03 float dynam dynam = 6.0 float soltime1 soltime1 = 120 float soltime2 soltime2 = 20 float thresh thresh = 0.5 float win_mult win_mult = 1.8 float time_av time_av = 16 float old_peak float new_peak float flux_cutoff print "===============================================================" ! =============================================================== ! print "=== Difmap script: pima_mupet_01.dvm version of 2016.05.19 === " ! === Difmap script: pima_mupet_01.dvm version of 2016.05.19 === ! mapsize field_size, field_cell ! Map grid = 1024x1024 pixels with 0.300x0.300 milli-arcsec cellsize. startmod ! Applying default point source starting model. ! Performing phase self-cal ! Adding 1 model components to the UV plane model. ! The established model now contains 1 components and 1 Jy ! ! Correcting IF 1. ! ! 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=1.396037Jy sigma=71.171973 ! Fit after self-cal, rms=0.131166Jy sigma=7.898841 ! clrmod: Cleared the established, tentative and continuum models. ! Redundant starting model cleared. uvw 2,-1 ! Uniform weighting binwidth: 2 (pixels). ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.18 mas, bmaj=3.355 mas, bpa=6.539 degrees ! Estimated noise=0.726984 mJy/beam. repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! Added new window around map position (0, 0). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.694212 Jy ! Component: 100 - total flux cleaned = 0.845596 Jy ! Total flux subtracted in 100 components = 0.845596 Jy ! Clean residual min=-0.027456 max=0.042219 Jy/beam ! Clean residual mean=-0.000001 rms=0.006818 Jy/beam ! Combined flux in latest and established models = 0.845596 Jy ! Performing phase self-cal ! Adding 1 model components to the UV plane model. ! The established model now contains 1 components and 0.845596 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=0.099329Jy sigma=4.155627 ! Fit after self-cal, rms=0.099323Jy sigma=4.155545 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0344779 Jy ! Component: 100 - total flux cleaned = 0.0353833 Jy ! Total flux subtracted in 100 components = 0.0353833 Jy ! Clean residual min=-0.027680 max=0.026887 Jy/beam ! Clean residual mean=0.000001 rms=0.005637 Jy/beam ! Combined flux in latest and established models = 0.880979 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 7 components and 0.880979 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=0.081317Jy sigma=3.681619 ! Fit after self-cal, rms=0.081313Jy sigma=3.681467 ! Inverting map print "============== Finished uniform weighting clean ===============" ! ============== Finished uniform weighting clean =============== ! uvw 0,-1 ! Uniform weighting is not currently selected. ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. win_mult = win_mult * 1.6 clean_niter = clean_niter * 2 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.427 mas, bmaj=3.651 mas, bpa=6.275 degrees ! Estimated noise=0.474597 mJy/beam. repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00286769 Jy ! Component: 100 - total flux cleaned = -0.00465355 Jy ! Component: 150 - total flux cleaned = -0.00746711 Jy ! Component: 200 - total flux cleaned = -0.00993099 Jy ! Total flux subtracted in 200 components = -0.00993099 Jy ! Clean residual min=-0.026357 max=0.024536 Jy/beam ! Clean residual mean=0.000003 rms=0.005919 Jy/beam ! Combined flux in latest and established models = 0.871048 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 13 components and 0.871048 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=0.077777Jy sigma=3.512594 ! Fit after self-cal, rms=0.077769Jy sigma=3.512445 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.427 x 3.651 at 6.275 degrees (North through East) ! Clean map min=-0.024683 max=0.88992 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 0.95 LA 1.06 MK 0.91 ! NL 1.07 OV 0.97 SC 0.93 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 0.94 LA 1.07 MK 0.89 ! NL 1.05 OV 0.91 SC 1.00 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 0.91 LA 1.02 MK 0.97 ! NL 1.07 OV 0.98 SC 0.97 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 0.91 LA 1.02 MK 0.97 ! NL 1.09 OV 1.01 SC 1.00 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 0.91 LA 1.01 MK 1.00 ! NL 1.05 OV 0.99 SC 1.00 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 0.92 LA 1.01 MK 1.04 ! NL 1.04 OV 0.98 SC 1.04 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 0.93 LA 0.99 MK 1.01 ! NL 1.06 OV 0.99 SC 1.02 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 0.91 LA 1.00 MK 1.02 ! NL 1.05 OV 0.99 SC 1.02 ! ! ! Fit before self-cal, rms=0.077769Jy sigma=3.512445 ! Fit after self-cal, rms=0.048360Jy sigma=1.257008 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.423 mas, bmaj=3.656 mas, bpa=6.153 degrees ! Estimated noise=0.472748 mJy/beam. repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000752044 Jy ! Component: 100 - total flux cleaned = -0.000544378 Jy ! Component: 150 - total flux cleaned = -0.0001769 Jy ! Component: 200 - total flux cleaned = 0.000164148 Jy ! Total flux subtracted in 200 components = 0.000164148 Jy ! Clean residual min=-0.005420 max=0.005559 Jy/beam ! Clean residual mean=0.000002 rms=0.001136 Jy/beam ! Combined flux in latest and established models = 0.871212 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 28 components and 0.871212 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=0.047869Jy sigma=1.230127 ! Fit after self-cal, rms=0.047794Jy sigma=1.229441 ! Inverting map selfcal true, true, soltime1 ! Performing amp+phase self-cal over 120 minute time intervals ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.047794Jy sigma=1.229441 ! Fit after self-cal, rms=0.047818Jy sigma=1.227035 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.423 mas, bmaj=3.657 mas, bpa=6.152 degrees ! Estimated noise=0.473287 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000903005 Jy ! Component: 100 - total flux cleaned = 0.00121276 Jy ! Component: 150 - total flux cleaned = 0.00156506 Jy ! Component: 200 - total flux cleaned = 0.00182414 Jy ! Total flux subtracted in 200 components = 0.00182414 Jy ! Clean residual min=-0.005029 max=0.005351 Jy/beam ! Clean residual mean=0.000002 rms=0.001098 Jy/beam ! Combined flux in latest and established models = 0.873036 Jy selfcal ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 31 components and 0.873036 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=0.047538Jy sigma=1.212906 ! Fit after self-cal, rms=0.047547Jy sigma=1.212619 flux_cutoff = imstat(rms) * dynam ! Inverting map repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! Added new window around map position (16.8, -44.7). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00286342 Jy ! Component: 100 - total flux cleaned = 0.00353434 Jy ! Component: 150 - total flux cleaned = 0.00439652 Jy ! Component: 200 - total flux cleaned = 0.00467844 Jy ! Total flux subtracted in 200 components = 0.00467844 Jy ! Clean residual min=-0.004284 max=0.003981 Jy/beam ! Clean residual mean=0.000001 rms=0.000937 Jy/beam ! Combined flux in latest and established models = 0.877715 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 45 components and 0.877715 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=0.046740Jy sigma=1.170519 ! Fit after self-cal, rms=0.046745Jy sigma=1.165710 ! Inverting map selfcal true, true, soltime2 ! Performing amp+phase self-cal over 20 minute time intervals ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.046745Jy sigma=1.165710 ! Fit after self-cal, rms=0.046703Jy sigma=1.151861 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.423 mas, bmaj=3.657 mas, bpa=6.163 degrees ! Estimated noise=0.473613 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00156315 Jy ! Component: 100 - total flux cleaned = 0.00226266 Jy ! Component: 150 - total flux cleaned = 0.002739 Jy ! Component: 200 - total flux cleaned = 0.00300036 Jy ! Total flux subtracted in 200 components = 0.00300036 Jy ! Clean residual min=-0.003605 max=0.003818 Jy/beam ! Clean residual mean=0.000001 rms=0.000849 Jy/beam ! Combined flux in latest and established models = 0.880715 Jy selfcal ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 52 components and 0.880715 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=0.046413Jy sigma=1.140031 ! Fit after self-cal, rms=0.046429Jy sigma=1.138709 flux_cutoff = imstat(rms) * dynam ! Inverting map repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! Added new window around map position (-24.3, -10.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00272898 Jy ! Component: 100 - total flux cleaned = 0.00368074 Jy ! Component: 150 - total flux cleaned = 0.00433687 Jy ! Component: 200 - total flux cleaned = 0.00455033 Jy ! Total flux subtracted in 200 components = 0.00455033 Jy ! Clean residual min=-0.003222 max=0.003217 Jy/beam ! Clean residual mean=0.000001 rms=0.000738 Jy/beam ! Combined flux in latest and established models = 0.885265 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 72 components and 0.885265 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=0.046106Jy sigma=1.119238 ! Fit after self-cal, rms=0.046102Jy sigma=1.118163 ! Inverting map ! Added new window around map position (0.6, 18.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000858667 Jy ! Component: 100 - total flux cleaned = 0.000719869 Jy ! Component: 150 - total flux cleaned = 0.000721676 Jy ! Component: 200 - total flux cleaned = 0.000831586 Jy ! Total flux subtracted in 200 components = 0.000831586 Jy ! Clean residual min=-0.002521 max=0.002759 Jy/beam ! Clean residual mean=0.000001 rms=0.000628 Jy/beam ! Combined flux in latest and established models = 0.886097 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 95 components and 0.886097 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=0.045748Jy sigma=1.096511 ! Fit after self-cal, rms=0.045711Jy sigma=1.095371 ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 40 mega-wavelengths. win_mult = win_mult * 1.2 selfcal true, true, soltime2 ! Performing amp+phase self-cal over 20 minute time intervals ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.045711Jy sigma=1.095371 ! Fit after self-cal, rms=0.045585Jy sigma=1.084770 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.337 mas, bmaj=5.124 mas, bpa=10.91 degrees ! Estimated noise=0.627549 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000507984 Jy ! Component: 100 - total flux cleaned = -0.000102003 Jy ! Component: 150 - total flux cleaned = 0.000423437 Jy ! Component: 200 - total flux cleaned = 0.000814341 Jy ! Total flux subtracted in 200 components = 0.000814341 Jy ! Clean residual min=-0.002778 max=0.002718 Jy/beam ! Clean residual mean=0.000003 rms=0.000778 Jy/beam ! Combined flux in latest and established models = 0.886911 Jy selfcal ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 110 components and 0.886911 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=0.045541Jy sigma=1.083886 ! Fit after self-cal, rms=0.045555Jy sigma=1.083142 flux_cutoff = imstat(rms) * dynam ! Inverting map repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000121835 Jy ! Component: 100 - total flux cleaned = 1.84085e-05 Jy ! Component: 150 - total flux cleaned = 0.00023814 Jy ! Component: 200 - total flux cleaned = 0.000297226 Jy ! Total flux subtracted in 200 components = 0.000297226 Jy ! Clean residual min=-0.002615 max=0.002622 Jy/beam ! Clean residual mean=0.000003 rms=0.000733 Jy/beam ! Combined flux in latest and established models = 0.887208 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 119 components and 0.887208 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=0.045518Jy sigma=1.082493 ! Fit after self-cal, rms=0.045530Jy sigma=1.082147 ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. win_mult = win_mult / 1.2 print "============== Finished amplitude self-cal ==============" ! ============== Finished amplitude self-cal ============== restore ! Inverting map and beam ! Estimated beam: bmin=1.423 mas, bmaj=3.656 mas, bpa=6.171 degrees ! Estimated noise=0.473568 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.423 x 3.656 at 6.171 degrees (North through East) ! Clean map min=-0.003121 max=0.88864 Jy/beam if(peak(flux) > thresh) selfcal true, true clean clean_niter,clean_gain selfcal flux_cutoff = imstat(rms) * dynam repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) selfcal true, true end if ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.045530Jy sigma=1.082147 ! Fit after self-cal, rms=0.042763Jy sigma=0.867875 ! Inverting map and beam ! Estimated beam: bmin=1.423 mas, bmaj=3.656 mas, bpa=6.161 degrees ! Estimated noise=0.473597 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000965138 Jy ! Component: 100 - total flux cleaned = 0.00147586 Jy ! Component: 150 - total flux cleaned = 0.00175243 Jy ! Component: 200 - total flux cleaned = 0.00208543 Jy ! Total flux subtracted in 200 components = 0.00208543 Jy ! Clean residual min=-0.002303 max=0.002190 Jy/beam ! Clean residual mean=0.000001 rms=0.000532 Jy/beam ! Combined flux in latest and established models = 0.889294 Jy ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 134 components and 0.889294 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=0.042604Jy sigma=0.859032 ! Fit after self-cal, rms=0.042587Jy sigma=0.858821 ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000242204 Jy ! Component: 100 - total flux cleaned = 0.000384256 Jy ! Component: 150 - total flux cleaned = 0.000519178 Jy ! Component: 200 - total flux cleaned = 0.000677438 Jy ! Total flux subtracted in 200 components = 0.000677438 Jy ! Clean residual min=-0.002169 max=0.002035 Jy/beam ! Clean residual mean=0.000001 rms=0.000514 Jy/beam ! Combined flux in latest and established models = 0.889971 Jy ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 149 components and 0.889971 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=0.042512Jy sigma=0.854286 ! Fit after self-cal, rms=0.042507Jy sigma=0.854177 ! Inverting map ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.042507Jy sigma=0.854177 ! Fit after self-cal, rms=0.042528Jy sigma=0.853302 print "============== Clearing model and starting over ==========" ! ============== Clearing model and starting over ========== clrmod true ! clrmod: Cleared the established and tentative models. uvw 2,-1 ! Uniform weighting binwidth: 2 (pixels). ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.174 mas, bmaj=3.374 mas, bpa=6.529 degrees ! Estimated noise=0.724541 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.691872 Jy ! Component: 100 - total flux cleaned = 0.842745 Jy ! Component: 150 - total flux cleaned = 0.880871 Jy ! Component: 200 - total flux cleaned = 0.891434 Jy ! Total flux subtracted in 200 components = 0.891434 Jy ! Clean residual min=-0.011242 max=0.009957 Jy/beam ! Clean residual mean=0.000001 rms=0.002099 Jy/beam ! Combined flux in latest and established models = 0.891434 Jy uvw 0,-1 ! Uniform weighting is not currently selected. ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. flux_cutoff = imstat(rms) * dynam ! Adding 9 model components to the UV plane model. ! The established model now contains 9 components and 0.891434 Jy ! Inverting map and beam ! Estimated beam: bmin=1.423 mas, bmaj=3.656 mas, bpa=6.163 degrees ! Estimated noise=0.473722 mJy/beam. repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam keep new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00339221 Jy ! Component: 100 - total flux cleaned = -0.00431232 Jy ! Component: 150 - total flux cleaned = -0.00532623 Jy ! Component: 200 - total flux cleaned = -0.00511904 Jy ! Total flux subtracted in 200 components = -0.00511904 Jy ! Clean residual min=-0.005810 max=0.004930 Jy/beam ! Clean residual mean=0.000001 rms=0.001080 Jy/beam ! Combined flux in latest and established models = 0.886315 Jy ! Adding 15 model components to the UV plane model. ! The established model now contains 19 components and 0.886315 Jy ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 40 mega-wavelengths. clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.337 mas, bmaj=5.123 mas, bpa=10.9 degrees ! Estimated noise=0.627844 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00108363 Jy ! Component: 100 - total flux cleaned = 0.00179992 Jy ! Component: 150 - total flux cleaned = 0.00265233 Jy ! Component: 200 - total flux cleaned = 0.00332171 Jy ! Total flux subtracted in 200 components = 0.00332171 Jy ! Clean residual min=-0.002776 max=0.002768 Jy/beam ! Clean residual mean=0.000002 rms=0.000836 Jy/beam ! Combined flux in latest and established models = 0.889637 Jy flux_cutoff = imstat(rms) * dynam repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam keep new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000651023 Jy ! Component: 100 - total flux cleaned = 0.000996466 Jy ! Component: 150 - total flux cleaned = 0.0014521 Jy ! Component: 200 - total flux cleaned = 0.00182752 Jy ! Total flux subtracted in 200 components = 0.00182752 Jy ! Clean residual min=-0.002673 max=0.002758 Jy/beam ! Clean residual mean=0.000002 rms=0.000759 Jy/beam ! Combined flux in latest and established models = 0.891464 Jy ! Adding 48 model components to the UV plane model. ! The established model now contains 65 components and 0.891464 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=1.423 mas, bmaj=3.656 mas, bpa=6.163 degrees ! Estimated noise=0.473722 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00139253 Jy ! Component: 100 - total flux cleaned = 0.00183891 Jy ! Component: 150 - total flux cleaned = 0.00193943 Jy ! Component: 200 - total flux cleaned = 0.00221975 Jy ! Total flux subtracted in 200 components = 0.00221975 Jy ! Clean residual min=-0.003793 max=0.003224 Jy/beam ! Clean residual mean=0.000001 rms=0.000728 Jy/beam ! Combined flux in latest and established models = 0.893684 Jy selfcal ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 79 components and 0.893684 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=0.043122Jy sigma=0.911657 ! Fit after self-cal, rms=0.043110Jy sigma=0.909455 wmodel J2218+1520_C_map.mod ! Writing 79 model components to file: J2218+1520_C_map.mod wobs J2218+1520_C_uvs.fits ! Writing UV FITS file: J2218+1520_C_uvs.fits wwins J2218+1520_C_map.win ! wwins: Wrote 4 windows to J2218+1520_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 = -0.000937804 Jy ! Component: 100 - total flux cleaned = -0.00147877 Jy ! Component: 150 - total flux cleaned = -0.00157708 Jy ! Component: 200 - total flux cleaned = -0.001578 Jy ! Component: 250 - total flux cleaned = -0.00153733 Jy ! Component: 300 - total flux cleaned = -0.0015353 Jy ! Component: 350 - total flux cleaned = -0.00135179 Jy ! Component: 400 - total flux cleaned = -0.00121287 Jy ! Component: 450 - total flux cleaned = -0.00101239 Jy ! Component: 500 - total flux cleaned = -0.000754341 Jy ! Component: 550 - total flux cleaned = -0.000505609 Jy ! Component: 600 - total flux cleaned = -0.00029504 Jy ! Component: 650 - total flux cleaned = -3.43526e-05 Jy ! Component: 700 - total flux cleaned = 0.000106016 Jy ! Component: 750 - total flux cleaned = 0.000242433 Jy ! Component: 800 - total flux cleaned = 0.000374236 Jy ! Component: 850 - total flux cleaned = 0.000322614 Jy ! Component: 900 - total flux cleaned = 0.000397794 Jy ! Component: 950 - total flux cleaned = 0.000348396 Jy ! Component: 1000 - total flux cleaned = 0.000443404 Jy ! Component: 1050 - total flux cleaned = 0.000489519 Jy ! Component: 1100 - total flux cleaned = 0.000511816 Jy ! Component: 1150 - total flux cleaned = 0.000623074 Jy ! Component: 1200 - total flux cleaned = 0.000666396 Jy ! Component: 1250 - total flux cleaned = 0.000750885 Jy ! Component: 1300 - total flux cleaned = 0.000792168 Jy ! Component: 1350 - total flux cleaned = 0.000812385 Jy ! Component: 1400 - total flux cleaned = 0.000832631 Jy ! Component: 1450 - total flux cleaned = 0.000892048 Jy ! Component: 1500 - total flux cleaned = 0.000949338 Jy ! Component: 1550 - total flux cleaned = 0.00100576 Jy ! Component: 1600 - total flux cleaned = 0.00104224 Jy ! Component: 1650 - total flux cleaned = 0.0010784 Jy ! Component: 1700 - total flux cleaned = 0.00104253 Jy ! Component: 1750 - total flux cleaned = 0.00109479 Jy ! Component: 1800 - total flux cleaned = 0.00109484 Jy ! Component: 1850 - total flux cleaned = 0.00111175 Jy ! Component: 1900 - total flux cleaned = 0.00109517 Jy ! Component: 1950 - total flux cleaned = 0.00112771 Jy ! Component: 2000 - total flux cleaned = 0.00107936 Jy ! Component: 2050 - total flux cleaned = 0.00111085 Jy ! Component: 2100 - total flux cleaned = 0.0010634 Jy ! Component: 2150 - total flux cleaned = 0.00103247 Jy ! Component: 2200 - total flux cleaned = 0.00104783 Jy ! Component: 2250 - total flux cleaned = 0.0010627 Jy ! Component: 2300 - total flux cleaned = 0.00104778 Jy ! Component: 2350 - total flux cleaned = 0.0010623 Jy ! Component: 2400 - total flux cleaned = 0.00104779 Jy ! Component: 2450 - total flux cleaned = 0.00104779 Jy ! Component: 2500 - total flux cleaned = 0.000962778 Jy ! Component: 2550 - total flux cleaned = 0.000962911 Jy ! Component: 2600 - total flux cleaned = 0.000948949 Jy ! Component: 2650 - total flux cleaned = 0.000921563 Jy ! Component: 2700 - total flux cleaned = 0.00092158 Jy ! Component: 2750 - total flux cleaned = 0.000894774 Jy ! Component: 2800 - total flux cleaned = 0.000881414 Jy ! Component: 2850 - total flux cleaned = 0.000855194 Jy ! Component: 2900 - total flux cleaned = 0.000842189 Jy ! Component: 2950 - total flux cleaned = 0.000777825 Jy ! Component: 3000 - total flux cleaned = 0.000752461 Jy ! Component: 3050 - total flux cleaned = 0.000739884 Jy ! Component: 3100 - total flux cleaned = 0.000752299 Jy ! Component: 3150 - total flux cleaned = 0.000789178 Jy ! Component: 3200 - total flux cleaned = 0.000776861 Jy ! Component: 3250 - total flux cleaned = 0.000825546 Jy ! Component: 3300 - total flux cleaned = 0.000837579 Jy ! Component: 3350 - total flux cleaned = 0.000837576 Jy ! Component: 3400 - total flux cleaned = 0.000873222 Jy ! Component: 3450 - total flux cleaned = 0.000861451 Jy ! Component: 3500 - total flux cleaned = 0.000896773 Jy ! Component: 3550 - total flux cleaned = 0.000873353 Jy ! Component: 3600 - total flux cleaned = 0.00085019 Jy ! Component: 3650 - total flux cleaned = 0.000861708 Jy ! Component: 3700 - total flux cleaned = 0.000827204 Jy ! Component: 3750 - total flux cleaned = 0.000793031 Jy ! Component: 3800 - total flux cleaned = 0.000770341 Jy ! Component: 3850 - total flux cleaned = 0.000747769 Jy ! Component: 3900 - total flux cleaned = 0.000747708 Jy ! Component: 3950 - total flux cleaned = 0.000714191 Jy ! Component: 4000 - total flux cleaned = 0.000669766 Jy ! Component: 4050 - total flux cleaned = 0.00066972 Jy ! Total flux subtracted in 4096 components = 0.000658718 Jy ! Clean residual min=-0.000720 max=0.000643 Jy/beam ! Clean residual mean=0.000000 rms=0.000180 Jy/beam ! Combined flux in latest and established models = 0.894343 Jy keep ! Adding 258 model components to the UV plane model. ! The established model now contains 337 components and 0.894343 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap .//J2218+1520_C_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.423 x 3.656 at 6.163 degrees (North through East) ! Clean map min=-0.0039471 max=0.88597 Jy/beam ! Writing clean map to FITS file: .//J2218+1520_C_map.fits wmodel .//J2218+1520_C_map.mod ! Writing 337 model components to file: .//J2218+1520_C_map.mod wobs .//J2218+1520_C_uvs.fits ! Writing UV FITS file: .//J2218+1520_C_uvs.fits wwins .//J2218+1520_C_map.win ! wwins: Wrote 5 windows to .//J2218+1520_C_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.885971 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000174322 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.0590273 0.0590273 0.118055 0.236109 0.472219 0.944437 1.88887 3.77775 7.5555 15.111 30.222 60.444 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0005 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.885 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 5082.39 quit ! Quitting program ! Log file .//J2218+1520_C_dfm.log closed on Sun Oct 21 00:19:50 2018