! Started logfile: /vlbi/sb072/temp_maps//J0739+1739_X_dfm.log on Sat Jan 12 21:52:56 2019 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/sb072/temp_maps//J0739+1739_X_uvm.fits ! Reading UV FITS file: /vlbi/sb072/temp_maps//J0739+1739_X_uvm.fits ! AN table 1: 6 integrations on 28 of 28 possible baselines. ! AN table 2: 6 integrations on 36 of 36 possible baselines. ! Apparent sampling: 1 visibilities/baseline/integration-bin. ! Found source: J0739+1739 ! ! 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 85 lines of history. ! ! Reading 3072 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_01.dfm J0739+1739_X] 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 0.200x0.200 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=1.004883Jy sigma=37.737214 ! Fit after self-cal, rms=0.950079Jy sigma=35.674816 ! 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=0.8236 mas, bmaj=2.265 mas, bpa=16.44 degrees ! Estimated noise=0.566519 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 = 0.0375463 Jy ! Component: 100 - total flux cleaned = 0.0465899 Jy ! Total flux subtracted in 100 components = 0.0465899 Jy ! Clean residual min=-0.003244 max=0.007652 Jy/beam ! Clean residual mean=-0.000002 rms=0.000750 Jy/beam ! Combined flux in latest and established models = 0.0465899 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 7 components and 0.0465899 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=0.029496Jy sigma=0.839037 ! Fit after self-cal, rms=0.029167Jy sigma=0.833489 ! Inverting map ! Added new window around map position (1.8, 0.4). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00666037 Jy ! Component: 100 - total flux cleaned = 0.00981838 Jy ! Total flux subtracted in 100 components = 0.00981838 Jy ! Clean residual min=-0.002453 max=0.002866 Jy/beam ! Clean residual mean=0.000002 rms=0.000558 Jy/beam ! Combined flux in latest and established models = 0.0564083 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 13 components and 0.0564083 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=0.027405Jy sigma=0.742780 ! Fit after self-cal, rms=0.027175Jy sigma=0.731908 ! 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=1.051 mas, bmaj=2.468 mas, bpa=15.04 degrees ! Estimated noise=0.362829 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 = 0.00335042 Jy ! Component: 100 - total flux cleaned = 0.0036552 Jy ! Component: 150 - total flux cleaned = 0.00366012 Jy ! Component: 200 - total flux cleaned = 0.00352936 Jy ! Total flux subtracted in 200 components = 0.00352936 Jy ! Clean residual min=-0.001498 max=0.002348 Jy/beam ! Clean residual mean=0.000004 rms=0.000431 Jy/beam ! Combined flux in latest and established models = 0.0599377 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 26 components and 0.0599377 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=0.026710Jy sigma=0.708690 ! Fit after self-cal, rms=0.026661Jy sigma=0.706634 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.051 x 2.468 at 15.04 degrees (North through East) ! Clean map min=-0.0014854 max=0.048705 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.93 FD 1.05 HN 0.90 LA 1.00 ! NL 1.01 OV 0.98 PT 0.97 SC 1.03 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.92 FD 0.98 HN 0.96 KP 0.96 ! LA 0.93 MK 1.13 OV 0.91 PT 1.21 ! SC 1.00 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.89 FD 1.07 HN 0.91 LA 1.14 ! NL 0.91 OV 0.96 PT 0.96 SC 1.02 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.98 FD 1.02 HN 0.94 KP 0.96 ! LA 0.96 MK 1.12 OV 0.87 PT 1.24 ! SC 1.03 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.93 FD 1.00 HN 0.96 LA 1.00 ! NL 0.89 OV 1.00 PT 1.02 SC 1.07 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.92 FD 1.08 HN 1.00 KP 0.95 ! LA 0.98 MK 1.09 OV 0.92 PT 1.32 ! SC 1.02 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 1.06 HN 0.93 LA 0.98 ! NL 0.99 OV 1.02 PT 0.98 SC 1.02 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.96 FD 0.96 HN 0.99 KP 0.93 ! LA 1.00 MK 1.16 OV 0.89 PT 1.25 ! SC 0.98 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 0.87 FD 1.02 HN 1.02 LA 1.01 ! NL 0.93 OV 1.02 PT 0.96 SC 1.05 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.97 FD 0.95 HN 1.03 KP 0.99 ! LA 1.04 MK 1.11 OV 0.95 PT 1.15 ! SC 0.97 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 1.02 HN 1.05 LA 0.94 ! NL 0.98 OV 1.09 PT 0.93 SC 1.03 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.91 FD 1.03 HN 0.87 KP 0.93 ! LA 1.00 MK 1.16 OV 0.98 PT 1.22 ! SC 0.97 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 0.94 FD 1.05 HN 1.06 LA 1.01 ! NL 0.92 OV 0.95 PT 1.02 SC 1.07 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.00 FD 0.99 HN 0.91 KP 0.97 ! LA 1.00 MK 0.97 OV 0.93 PT 1.32 ! SC 1.05 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 1.01 HN 1.00 LA 1.01 ! NL 0.95 OV 0.93 PT 0.95 SC 0.97 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.91 FD 1.02 HN 0.89 KP 0.99 ! LA 0.96 MK 0.96 OV 0.99 PT 1.34 ! SC 0.99 ! ! ! Fit before self-cal, rms=0.026661Jy sigma=0.706634 ! Fit after self-cal, rms=0.026253Jy sigma=0.675943 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.056 mas, bmaj=2.452 mas, bpa=15.21 degrees ! Estimated noise=0.358523 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 = 0.000664722 Jy ! Component: 100 - total flux cleaned = 0.000741271 Jy ! Component: 150 - total flux cleaned = 0.000741005 Jy ! Component: 200 - total flux cleaned = 0.000758225 Jy ! Total flux subtracted in 200 components = 0.000758225 Jy ! Clean residual min=-0.001060 max=0.001181 Jy/beam ! Clean residual mean=-0.000001 rms=0.000277 Jy/beam ! Combined flux in latest and established models = 0.0606959 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 40 components and 0.0606959 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=0.026207Jy sigma=0.673718 ! Fit after self-cal, rms=0.026226Jy sigma=0.673144 ! 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=0.026226Jy sigma=0.673144 ! Fit after self-cal, rms=0.026241Jy sigma=0.672926 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.056 mas, bmaj=2.449 mas, bpa=15.11 degrees ! Estimated noise=0.35948 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000471665 Jy ! Component: 100 - total flux cleaned = 0.000525643 Jy ! Component: 150 - total flux cleaned = 0.000539925 Jy ! Component: 200 - total flux cleaned = 0.000552321 Jy ! Total flux subtracted in 200 components = 0.000552321 Jy ! Clean residual min=-0.001028 max=0.001134 Jy/beam ! Clean residual mean=-0.000001 rms=0.000267 Jy/beam ! Combined flux in latest and established models = 0.0612482 Jy selfcal ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 45 components and 0.0612482 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=0.026216Jy sigma=0.671770 ! Fit after self-cal, rms=0.026210Jy sigma=0.671581 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 (-5, -48.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000521209 Jy ! Component: 100 - total flux cleaned = 0.000729529 Jy ! Component: 150 - total flux cleaned = 0.000851329 Jy ! Component: 200 - total flux cleaned = 0.000969359 Jy ! Total flux subtracted in 200 components = 0.000969359 Jy ! Clean residual min=-0.001003 max=0.000981 Jy/beam ! Clean residual mean=-0.000001 rms=0.000246 Jy/beam ! Combined flux in latest and established models = 0.0622176 Jy ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 70 components and 0.0622176 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=0.026128Jy sigma=0.668810 ! Fit after self-cal, rms=0.026122Jy sigma=0.668662 ! 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=0.026122Jy sigma=0.668662 ! Fit after self-cal, rms=0.026146Jy sigma=0.668337 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.055 mas, bmaj=2.448 mas, bpa=15.1 degrees ! Estimated noise=0.360257 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000274808 Jy ! Component: 100 - total flux cleaned = 0.000501105 Jy ! Component: 150 - total flux cleaned = 0.000671406 Jy ! Component: 200 - total flux cleaned = 0.00074822 Jy ! Total flux subtracted in 200 components = 0.00074822 Jy ! Clean residual min=-0.001014 max=0.000980 Jy/beam ! Clean residual mean=-0.000001 rms=0.000239 Jy/beam ! Combined flux in latest and established models = 0.0629658 Jy selfcal ! Performing phase self-cal ! Adding 32 model components to the UV plane model. ! The established model now contains 81 components and 0.0629658 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=0.026121Jy sigma=0.667500 ! Fit after self-cal, rms=0.026118Jy sigma=0.667466 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 = 3.90342e-05 Jy ! Component: 100 - total flux cleaned = 9.67882e-05 Jy ! Component: 150 - total flux cleaned = 0.000139388 Jy ! Component: 200 - total flux cleaned = 0.000159342 Jy ! Total flux subtracted in 200 components = 0.000159342 Jy ! Clean residual min=-0.001000 max=0.000974 Jy/beam ! Clean residual mean=-0.000001 rms=0.000236 Jy/beam ! Combined flux in latest and established models = 0.0631252 Jy ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 84 components and 0.0631252 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=0.026106Jy sigma=0.667047 ! Fit after self-cal, rms=0.026105Jy sigma=0.667030 ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 70 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=0.026105Jy sigma=0.667030 ! Fit after self-cal, rms=0.026147Jy sigma=0.666944 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.112 mas, bmaj=3.013 mas, bpa=5.65 degrees ! Estimated noise=0.434113 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000392361 Jy ! Component: 100 - total flux cleaned = 0.000614788 Jy ! Component: 150 - total flux cleaned = 0.00070807 Jy ! Component: 200 - total flux cleaned = 0.000745866 Jy ! Total flux subtracted in 200 components = 0.000745866 Jy ! Clean residual min=-0.001027 max=0.000902 Jy/beam ! Clean residual mean=-0.000001 rms=0.000272 Jy/beam ! Combined flux in latest and established models = 0.063871 Jy selfcal ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 99 components and 0.063871 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=0.026142Jy sigma=0.666753 ! Fit after self-cal, rms=0.026141Jy sigma=0.666736 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 = 1.61852e-05 Jy ! Component: 100 - total flux cleaned = 3.73554e-05 Jy ! Component: 150 - total flux cleaned = 5.03161e-05 Jy ! Component: 200 - total flux cleaned = 6.26216e-05 Jy ! Total flux subtracted in 200 components = 6.26216e-05 Jy ! Clean residual min=-0.001022 max=0.000891 Jy/beam ! Clean residual mean=-0.000001 rms=0.000270 Jy/beam ! Combined flux in latest and established models = 0.0639336 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 105 components and 0.0639336 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=0.026140Jy sigma=0.666659 ! Fit after self-cal, rms=0.026139Jy sigma=0.666650 ! 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=1.054 mas, bmaj=2.447 mas, bpa=15.11 degrees ! Estimated noise=0.360942 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.054 x 2.447 at 15.11 degrees (North through East) ! Clean map min=-0.0012556 max=0.048227 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 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=0.8267 mas, bmaj=2.244 mas, bpa=16.55 degrees ! Estimated noise=0.562921 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0372496 Jy ! Component: 100 - total flux cleaned = 0.0486891 Jy ! Component: 150 - total flux cleaned = 0.0540536 Jy ! Component: 200 - total flux cleaned = 0.0572713 Jy ! Total flux subtracted in 200 components = 0.0572713 Jy ! Clean residual min=-0.001578 max=0.001876 Jy/beam ! Clean residual mean=-0.000002 rms=0.000426 Jy/beam ! Combined flux in latest and established models = 0.0572713 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 14 model components to the UV plane model. ! The established model now contains 14 components and 0.0572713 Jy ! Inverting map and beam ! Estimated beam: bmin=1.054 mas, bmaj=2.447 mas, bpa=15.11 degrees ! Estimated noise=0.360942 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 = 0.00317133 Jy ! Component: 100 - total flux cleaned = 0.00457776 Jy ! Component: 150 - total flux cleaned = 0.00511038 Jy ! Component: 200 - total flux cleaned = 0.00542549 Jy ! Total flux subtracted in 200 components = 0.00542549 Jy ! Clean residual min=-0.001133 max=0.001122 Jy/beam ! Clean residual mean=-0.000001 rms=0.000273 Jy/beam ! Combined flux in latest and established models = 0.0626968 Jy ! Adding 27 model components to the UV plane model. ! The established model now contains 35 components and 0.0626968 Jy ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 70 mega-wavelengths. clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.112 mas, bmaj=3.013 mas, bpa=5.65 degrees ! Estimated noise=0.434113 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000486933 Jy ! Component: 100 - total flux cleaned = 0.000623181 Jy ! Component: 150 - total flux cleaned = 0.000691863 Jy ! Component: 200 - total flux cleaned = 0.000772668 Jy ! Total flux subtracted in 200 components = 0.000772668 Jy ! Clean residual min=-0.001097 max=0.001057 Jy/beam ! Clean residual mean=-0.000001 rms=0.000290 Jy/beam ! Combined flux in latest and established models = 0.0634695 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 = 5.47233e-05 Jy ! Component: 100 - total flux cleaned = 0.000136687 Jy ! Component: 150 - total flux cleaned = 0.000181678 Jy ! Component: 200 - total flux cleaned = 0.000236998 Jy ! Total flux subtracted in 200 components = 0.000236998 Jy ! Clean residual min=-0.001070 max=0.001012 Jy/beam ! Clean residual mean=-0.000001 rms=0.000281 Jy/beam ! Combined flux in latest and established models = 0.0637065 Jy ! Adding 28 model components to the UV plane model. ! The established model now contains 58 components and 0.0637065 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=1.054 mas, bmaj=2.447 mas, bpa=15.11 degrees ! Estimated noise=0.360942 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -2.35522e-05 Jy ! Component: 100 - total flux cleaned = -6.69221e-05 Jy ! Component: 150 - total flux cleaned = -0.000104845 Jy ! Component: 200 - total flux cleaned = -8.79712e-05 Jy ! Total flux subtracted in 200 components = -8.79712e-05 Jy ! Clean residual min=-0.001002 max=0.000996 Jy/beam ! Clean residual mean=-0.000000 rms=0.000242 Jy/beam ! Combined flux in latest and established models = 0.0636185 Jy selfcal ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 73 components and 0.0636185 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=0.026193Jy sigma=0.667732 ! Fit after self-cal, rms=0.026191Jy sigma=0.667487 wmodel J0739+1739_X_map.mod ! Writing 73 model components to file: J0739+1739_X_map.mod wobs J0739+1739_X_uvs.fits ! Writing UV FITS file: J0739+1739_X_uvs.fits wwins J0739+1739_X_map.win ! wwins: Wrote 3 windows to J0739+1739_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 = -9.07256e-05 Jy ! Component: 100 - total flux cleaned = -0.000241777 Jy ! Component: 150 - total flux cleaned = -0.000352993 Jy ! Component: 200 - total flux cleaned = -0.000413399 Jy ! Component: 250 - total flux cleaned = -0.000457324 Jy ! Component: 300 - total flux cleaned = -0.000400118 Jy ! Component: 350 - total flux cleaned = -0.000372337 Jy ! Component: 400 - total flux cleaned = -0.000344734 Jy ! Component: 450 - total flux cleaned = -0.000291461 Jy ! Component: 500 - total flux cleaned = -0.000356917 Jy ! Component: 550 - total flux cleaned = -0.00038248 Jy ! Component: 600 - total flux cleaned = -0.000420474 Jy ! Component: 650 - total flux cleaned = -0.000445362 Jy ! Component: 700 - total flux cleaned = -0.000506383 Jy ! Component: 750 - total flux cleaned = -0.000494386 Jy ! Component: 800 - total flux cleaned = -0.000518317 Jy ! Component: 850 - total flux cleaned = -0.000530051 Jy ! Component: 900 - total flux cleaned = -0.000553117 Jy ! Component: 950 - total flux cleaned = -0.000553057 Jy ! Component: 1000 - total flux cleaned = -0.000609309 Jy ! Component: 1050 - total flux cleaned = -0.000620206 Jy ! Component: 1100 - total flux cleaned = -0.000631064 Jy ! Component: 1150 - total flux cleaned = -0.000652891 Jy ! Component: 1200 - total flux cleaned = -0.00067433 Jy ! Component: 1250 - total flux cleaned = -0.000727589 Jy ! Component: 1300 - total flux cleaned = -0.000780311 Jy ! Component: 1350 - total flux cleaned = -0.000842722 Jy ! Component: 1400 - total flux cleaned = -0.000873738 Jy ! Component: 1450 - total flux cleaned = -0.000955339 Jy ! Component: 1500 - total flux cleaned = -0.00100571 Jy ! Component: 1550 - total flux cleaned = -0.0010655 Jy ! Component: 1600 - total flux cleaned = -0.00111488 Jy ! Component: 1650 - total flux cleaned = -0.00119308 Jy ! Component: 1700 - total flux cleaned = -0.00123169 Jy ! Component: 1750 - total flux cleaned = -0.0012796 Jy ! Component: 1800 - total flux cleaned = -0.00130823 Jy ! Component: 1850 - total flux cleaned = -0.00137424 Jy ! Component: 1900 - total flux cleaned = -0.00141156 Jy ! Component: 1950 - total flux cleaned = -0.00147632 Jy ! Component: 2000 - total flux cleaned = -0.00148537 Jy ! Component: 2050 - total flux cleaned = -0.00155811 Jy ! Component: 2100 - total flux cleaned = -0.0015852 Jy ! Component: 2150 - total flux cleaned = -0.00162102 Jy ! Component: 2200 - total flux cleaned = -0.00166531 Jy ! Component: 2250 - total flux cleaned = -0.00167422 Jy ! Component: 2300 - total flux cleaned = -0.00170061 Jy ! Component: 2350 - total flux cleaned = -0.00176119 Jy ! Component: 2400 - total flux cleaned = -0.00180407 Jy ! Component: 2450 - total flux cleaned = -0.00180399 Jy ! Component: 2500 - total flux cleaned = -0.00185477 Jy ! Component: 2550 - total flux cleaned = -0.00187989 Jy ! Component: 2600 - total flux cleaned = -0.00194648 Jy ! Component: 2650 - total flux cleaned = -0.0019794 Jy ! Component: 2700 - total flux cleaned = -0.00202037 Jy ! Component: 2750 - total flux cleaned = -0.00204467 Jy ! Component: 2800 - total flux cleaned = -0.00205277 Jy ! Component: 2850 - total flux cleaned = -0.00208492 Jy ! Component: 2900 - total flux cleaned = -0.0021409 Jy ! Component: 2950 - total flux cleaned = -0.00218059 Jy ! Component: 3000 - total flux cleaned = -0.00221217 Jy ! Component: 3050 - total flux cleaned = -0.00226699 Jy ! Component: 3100 - total flux cleaned = -0.00232149 Jy ! Component: 3150 - total flux cleaned = -0.00229836 Jy ! Component: 3200 - total flux cleaned = -0.00235997 Jy ! Component: 3250 - total flux cleaned = -0.00238292 Jy ! Component: 3300 - total flux cleaned = -0.00243606 Jy ! Component: 3350 - total flux cleaned = -0.00248883 Jy ! Component: 3400 - total flux cleaned = -0.00250382 Jy ! Component: 3450 - total flux cleaned = -0.00254107 Jy ! Component: 3500 - total flux cleaned = -0.00253371 Jy ! Component: 3550 - total flux cleaned = -0.00260001 Jy ! Component: 3600 - total flux cleaned = -0.00258541 Jy ! Component: 3650 - total flux cleaned = -0.00262177 Jy ! Component: 3700 - total flux cleaned = -0.00265069 Jy ! Component: 3750 - total flux cleaned = -0.00263622 Jy ! Component: 3800 - total flux cleaned = -0.00264344 Jy ! Component: 3850 - total flux cleaned = -0.0026933 Jy ! Component: 3900 - total flux cleaned = -0.00263674 Jy ! Component: 3950 - total flux cleaned = -0.00267202 Jy ! Component: 4000 - total flux cleaned = -0.00267899 Jy ! Component: 4050 - total flux cleaned = -0.00270685 Jy ! Total flux subtracted in 4096 components = -0.00272073 Jy ! Clean residual min=-0.000503 max=0.000483 Jy/beam ! Clean residual mean=-0.000000 rms=0.000125 Jy/beam ! Combined flux in latest and established models = 0.0608978 Jy keep ! Adding 286 model components to the UV plane model. ! The established model now contains 359 components and 0.0608978 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/sb072/temp_maps//J0739+1739_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.054 x 2.447 at 15.11 degrees (North through East) ! Clean map min=-0.00097984 max=0.047929 Jy/beam ! Writing clean map to FITS file: /vlbi/sb072/temp_maps//J0739+1739_X_map.fits wmodel /vlbi/sb072/temp_maps//J0739+1739_X_map.mod ! Writing 359 model components to file: /vlbi/sb072/temp_maps//J0739+1739_X_map.mod wobs /vlbi/sb072/temp_maps//J0739+1739_X_uvs.fits ! Writing UV FITS file: /vlbi/sb072/temp_maps//J0739+1739_X_uvs.fits wwins /vlbi/sb072/temp_maps//J0739+1739_X_map.win ! wwins: Wrote 4 windows to /vlbi/sb072/temp_maps//J0739+1739_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0479289 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000124343 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.7783 0.7783 1.5566 3.1132 6.2264 12.4528 24.9056 49.8112 99.6224 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0003 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.047 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 385.455 quit ! Quitting program ! Log file /vlbi/sb072/temp_maps//J0739+1739_X_dfm.log closed on Sat Jan 12 21:53:00 2019