! Started logfile: /vlbi/sb072/temp_maps//J1531+3430_C_dfm.log on Sat Dec 15 22:22:23 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 /vlbi/sb072/temp_maps//J1531+3430_C_uva.fits ! Reading UV FITS file: /vlbi/sb072/temp_maps//J1531+3430_C_uva.fits ! AN table 1: 6 integrations on 36 of 36 possible baselines. ! Apparent sampling: 1 visibilities/baseline/integration-bin. ! Found source: J1531+3430 ! ! 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 1728 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 J1531+3430_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=1.001033Jy sigma=42.870879 ! Fit after self-cal, rms=0.952297Jy sigma=40.775281 ! 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=1.316 mas, bmaj=4.817 mas, bpa=-23.58 degrees ! Estimated noise=0.667063 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 = 0.0374373 Jy ! Component: 100 - total flux cleaned = 0.0459429 Jy ! Total flux subtracted in 100 components = 0.0459429 Jy ! Clean residual min=-0.002743 max=0.003120 Jy/beam ! Clean residual mean=-0.000000 rms=0.000555 Jy/beam ! Combined flux in latest and established models = 0.0459429 Jy ! Performing phase self-cal ! Adding 4 model components to the UV plane model. ! The established model now contains 4 components and 0.0459429 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=0.023345Jy sigma=0.710030 ! Fit after self-cal, rms=0.021322Jy sigma=0.611754 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00346867 Jy ! Component: 100 - total flux cleaned = 0.00494869 Jy ! Total flux subtracted in 100 components = 0.00494869 Jy ! Clean residual min=-0.001791 max=0.001842 Jy/beam ! Clean residual mean=-0.000000 rms=0.000453 Jy/beam ! Combined flux in latest and established models = 0.0508916 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 17 components and 0.0508916 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=0.020627Jy sigma=0.575973 ! Fit after self-cal, rms=0.020655Jy sigma=0.575393 ! 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=1.791 mas, bmaj=4.936 mas, bpa=-22.31 degrees ! Estimated noise=0.447086 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 = 0.0017594 Jy ! Component: 100 - total flux cleaned = 0.00280073 Jy ! Component: 150 - total flux cleaned = 0.00345701 Jy ! Component: 200 - total flux cleaned = 0.00369569 Jy ! Total flux subtracted in 200 components = 0.00369569 Jy ! Clean residual min=-0.001673 max=0.002212 Jy/beam ! Clean residual mean=-0.000000 rms=0.000479 Jy/beam ! Combined flux in latest and established models = 0.0545873 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 26 components and 0.0545873 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=0.020441Jy sigma=0.567742 ! Fit after self-cal, rms=0.020467Jy sigma=0.567606 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.791 x 4.936 at -22.31 degrees (North through East) ! Clean map min=-0.0016413 max=0.048119 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.94 FD 1.10 KP 0.98 LA 0.99 ! MK 0.92 NL 1.14 OV 1.07 PT 0.99 ! SC 0.96 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 1.08 KP 0.97 LA 1.04 ! MK 0.96 NL 1.05 OV 0.95 PT 1.03 ! SC 0.91 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 0.96 KP 0.94 LA 1.10 ! MK 0.96 NL 1.00 OV 1.07 PT 0.95 ! SC 1.07 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 0.93 KP 1.00 LA 1.11 ! MK 0.98 NL 1.03 OV 1.05 PT 0.92 ! SC 0.96 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 0.92 KP 0.96 LA 1.07 ! MK 0.98 NL 1.07 OV 1.08 PT 0.95 ! SC 0.98 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 0.94 KP 0.95 LA 1.05 ! MK 0.97 NL 1.00 OV 1.01 PT 0.94 ! SC 1.01 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 0.97 KP 1.00 LA 1.07 ! MK 1.02 NL 1.04 OV 1.01 PT 0.92 ! SC 1.06 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 0.91 KP 1.01 LA 1.08 ! MK 0.99 NL 1.00 OV 1.07 PT 0.94 ! SC 1.01 ! ! ! Fit before self-cal, rms=0.020467Jy sigma=0.567606 ! Fit after self-cal, rms=0.020204Jy sigma=0.547466 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.783 mas, bmaj=4.922 mas, bpa=-22.3 degrees ! Estimated noise=0.445944 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 (-0.3, 20.1). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00193591 Jy ! Component: 100 - total flux cleaned = 0.00311169 Jy ! Component: 150 - total flux cleaned = 0.00394115 Jy ! Component: 200 - total flux cleaned = 0.00459984 Jy ! Total flux subtracted in 200 components = 0.00459984 Jy ! Clean residual min=-0.001035 max=0.001072 Jy/beam ! Clean residual mean=0.000000 rms=0.000270 Jy/beam ! Combined flux in latest and established models = 0.0591871 Jy ! Performing phase self-cal ! Adding 43 model components to the UV plane model. ! The established model now contains 69 components and 0.0591871 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=0.019946Jy sigma=0.535093 ! Fit after self-cal, rms=0.019894Jy sigma=0.534477 ! 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=0.019894Jy sigma=0.534477 ! Fit after self-cal, rms=0.019708Jy sigma=0.533942 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.787 mas, bmaj=4.93 mas, bpa=-22.28 degrees ! Estimated noise=0.444033 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000497432 Jy ! Component: 100 - total flux cleaned = 0.000704255 Jy ! Component: 150 - total flux cleaned = 0.000807671 Jy ! Component: 200 - total flux cleaned = 0.000917335 Jy ! Total flux subtracted in 200 components = 0.000917335 Jy ! Clean residual min=-0.000982 max=0.000908 Jy/beam ! Clean residual mean=-0.000000 rms=0.000241 Jy/beam ! Combined flux in latest and established models = 0.0601044 Jy selfcal ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 90 components and 0.0601044 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=0.019665Jy sigma=0.532013 ! Fit after self-cal, rms=0.019659Jy sigma=0.531970 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 = 0.0001208 Jy ! Component: 100 - total flux cleaned = 0.000188085 Jy ! Component: 150 - total flux cleaned = 0.00027586 Jy ! Component: 200 - total flux cleaned = 0.000345374 Jy ! Total flux subtracted in 200 components = 0.000345374 Jy ! Clean residual min=-0.000970 max=0.000902 Jy/beam ! Clean residual mean=-0.000000 rms=0.000234 Jy/beam ! Combined flux in latest and established models = 0.0604498 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 101 components and 0.0604498 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=0.019635Jy sigma=0.531326 ! Fit after self-cal, rms=0.019636Jy sigma=0.531311 ! 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=0.019636Jy sigma=0.531311 ! Fit after self-cal, rms=0.019575Jy sigma=0.531127 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.786 mas, bmaj=4.928 mas, bpa=-22.27 degrees ! Estimated noise=0.44373 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -5.22654e-05 Jy ! Component: 100 - total flux cleaned = 6.46575e-06 Jy ! Component: 150 - total flux cleaned = 7.14932e-05 Jy ! Component: 200 - total flux cleaned = 0.00013155 Jy ! Total flux subtracted in 200 components = 0.00013155 Jy ! Clean residual min=-0.000957 max=0.000859 Jy/beam ! Clean residual mean=0.000000 rms=0.000226 Jy/beam ! Combined flux in latest and established models = 0.0605814 Jy selfcal ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 108 components and 0.0605814 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=0.019556Jy sigma=0.530599 ! Fit after self-cal, rms=0.019554Jy sigma=0.530576 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 = -4.61249e-06 Jy ! Component: 100 - total flux cleaned = 4.04282e-05 Jy ! Component: 150 - total flux cleaned = 7.42773e-05 Jy ! Component: 200 - total flux cleaned = 0.00010645 Jy ! Total flux subtracted in 200 components = 0.00010645 Jy ! Clean residual min=-0.000949 max=0.000845 Jy/beam ! Clean residual mean=-0.000000 rms=0.000224 Jy/beam ! Combined flux in latest and established models = 0.0606878 Jy ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 119 components and 0.0606878 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=0.019541Jy sigma=0.530291 ! Fit after self-cal, rms=0.019543Jy sigma=0.530275 ! 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=0.019543Jy sigma=0.530275 ! Fit after self-cal, rms=0.019522Jy sigma=0.530156 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=4.077 mas, bmaj=5.698 mas, bpa=-6.629 degrees ! Estimated noise=0.51938 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -8.81014e-05 Jy ! Component: 100 - total flux cleaned = -6.32996e-05 Jy ! Component: 150 - total flux cleaned = 8.21317e-07 Jy ! Component: 200 - total flux cleaned = 5.69326e-05 Jy ! Total flux subtracted in 200 components = 5.69326e-05 Jy ! Clean residual min=-0.000922 max=0.000935 Jy/beam ! Clean residual mean=-0.000000 rms=0.000251 Jy/beam ! Combined flux in latest and established models = 0.0607447 Jy selfcal ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 132 components and 0.0607447 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=0.019514Jy sigma=0.530049 ! Fit after self-cal, rms=0.019514Jy sigma=0.530018 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 = 2.53159e-05 Jy ! Component: 100 - total flux cleaned = 8.11265e-05 Jy ! Component: 150 - total flux cleaned = 0.000124108 Jy ! Component: 200 - total flux cleaned = 0.000156402 Jy ! Total flux subtracted in 200 components = 0.000156402 Jy ! Clean residual min=-0.000890 max=0.000957 Jy/beam ! Clean residual mean=-0.000000 rms=0.000244 Jy/beam ! Combined flux in latest and established models = 0.0609012 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 138 components and 0.0609011 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=0.019511Jy sigma=0.530089 ! Fit after self-cal, rms=0.019511Jy sigma=0.530077 ! 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=1.784 mas, bmaj=4.927 mas, bpa=-22.28 degrees ! Estimated noise=0.443701 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.784 x 4.927 at -22.28 degrees (North through East) ! Clean map min=-0.00097357 max=0.0484 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=1.311 mas, bmaj=4.81 mas, bpa=-23.5 degrees ! Estimated noise=0.659692 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0374195 Jy ! Component: 100 - total flux cleaned = 0.0459548 Jy ! Component: 150 - total flux cleaned = 0.0491946 Jy ! Component: 200 - total flux cleaned = 0.0507863 Jy ! Total flux subtracted in 200 components = 0.0507863 Jy ! Clean residual min=-0.001658 max=0.001523 Jy/beam ! Clean residual mean=-0.000000 rms=0.000397 Jy/beam ! Combined flux in latest and established models = 0.0507863 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 18 model components to the UV plane model. ! The established model now contains 18 components and 0.0507863 Jy ! Inverting map and beam ! Estimated beam: bmin=1.784 mas, bmaj=4.927 mas, bpa=-22.28 degrees ! Estimated noise=0.443701 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 = 0.00193572 Jy ! Component: 100 - total flux cleaned = 0.00340002 Jy ! Component: 150 - total flux cleaned = 0.00457066 Jy ! Component: 200 - total flux cleaned = 0.00552634 Jy ! Total flux subtracted in 200 components = 0.00552634 Jy ! Clean residual min=-0.001136 max=0.001148 Jy/beam ! Clean residual mean=0.000001 rms=0.000291 Jy/beam ! Combined flux in latest and established models = 0.0563126 Jy ! Adding 32 model components to the UV plane model. ! The established model now contains 50 components and 0.0563127 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=4.077 mas, bmaj=5.698 mas, bpa=-6.629 degrees ! Estimated noise=0.51938 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00113998 Jy ! Component: 100 - total flux cleaned = 0.00197905 Jy ! Component: 150 - total flux cleaned = 0.00259074 Jy ! Component: 200 - total flux cleaned = 0.00281549 Jy ! Total flux subtracted in 200 components = 0.00281549 Jy ! Clean residual min=-0.001092 max=0.000991 Jy/beam ! Clean residual mean=0.000001 rms=0.000315 Jy/beam ! Combined flux in latest and established models = 0.0591281 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 = 0.000181773 Jy ! Component: 100 - total flux cleaned = 0.000329057 Jy ! Component: 150 - total flux cleaned = 0.000447737 Jy ! Component: 200 - total flux cleaned = 0.000541747 Jy ! Total flux subtracted in 200 components = 0.000541747 Jy ! Clean residual min=-0.001023 max=0.000962 Jy/beam ! Clean residual mean=0.000001 rms=0.000285 Jy/beam ! Combined flux in latest and established models = 0.0596699 Jy ! Adding 67 model components to the UV plane model. ! The established model now contains 108 components and 0.0596699 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=1.784 mas, bmaj=4.927 mas, bpa=-22.28 degrees ! Estimated noise=0.443701 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 7.8768e-05 Jy ! Component: 100 - total flux cleaned = 0.000163027 Jy ! Component: 150 - total flux cleaned = 0.000239185 Jy ! Component: 200 - total flux cleaned = 0.000335251 Jy ! Total flux subtracted in 200 components = 0.000335251 Jy ! Clean residual min=-0.000960 max=0.000897 Jy/beam ! Clean residual mean=0.000000 rms=0.000229 Jy/beam ! Combined flux in latest and established models = 0.0600052 Jy selfcal ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 116 components and 0.0600052 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=0.019548Jy sigma=0.531141 ! Fit after self-cal, rms=0.019554Jy sigma=0.530970 wmodel J1531+3430_C_map.mod ! Writing 116 model components to file: J1531+3430_C_map.mod wobs J1531+3430_C_uvs.fits ! Writing UV FITS file: J1531+3430_C_uvs.fits wwins J1531+3430_C_map.win ! wwins: Wrote 2 windows to J1531+3430_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 = -0.000178638 Jy ! Component: 100 - total flux cleaned = -0.000133118 Jy ! Component: 150 - total flux cleaned = -3.15821e-05 Jy ! Component: 200 - total flux cleaned = 7.87401e-05 Jy ! Component: 250 - total flux cleaned = 0.000131768 Jy ! Component: 300 - total flux cleaned = 0.000131721 Jy ! Component: 350 - total flux cleaned = 0.000169131 Jy ! Component: 400 - total flux cleaned = 0.000181268 Jy ! Component: 450 - total flux cleaned = 0.000216576 Jy ! Component: 500 - total flux cleaned = 0.000158088 Jy ! Component: 550 - total flux cleaned = 0.000124016 Jy ! Component: 600 - total flux cleaned = 0.00012423 Jy ! Component: 650 - total flux cleaned = 0.000157256 Jy ! Component: 700 - total flux cleaned = 0.000146358 Jy ! Component: 750 - total flux cleaned = 0.000146443 Jy ! Component: 800 - total flux cleaned = 0.000188103 Jy ! Component: 850 - total flux cleaned = 0.000177531 Jy ! Component: 900 - total flux cleaned = 0.000177214 Jy ! Component: 950 - total flux cleaned = 0.00018715 Jy ! Component: 1000 - total flux cleaned = 0.000196989 Jy ! Component: 1050 - total flux cleaned = 0.000206523 Jy ! Component: 1100 - total flux cleaned = 0.000196884 Jy ! Component: 1150 - total flux cleaned = 0.00023464 Jy ! Component: 1200 - total flux cleaned = 0.000225264 Jy ! Component: 1250 - total flux cleaned = 0.000252823 Jy ! Component: 1300 - total flux cleaned = 0.000252804 Jy ! Component: 1350 - total flux cleaned = 0.00027989 Jy ! Component: 1400 - total flux cleaned = 0.00028888 Jy ! Component: 1450 - total flux cleaned = 0.000315131 Jy ! Component: 1500 - total flux cleaned = 0.000367102 Jy ! Component: 1550 - total flux cleaned = 0.000392699 Jy ! Component: 1600 - total flux cleaned = 0.000426426 Jy ! Component: 1650 - total flux cleaned = 0.000443032 Jy ! Component: 1700 - total flux cleaned = 0.00045971 Jy ! Component: 1750 - total flux cleaned = 0.000492587 Jy ! Component: 1800 - total flux cleaned = 0.00051697 Jy ! Component: 1850 - total flux cleaned = 0.000549164 Jy ! Component: 1900 - total flux cleaned = 0.000573098 Jy ! Component: 1950 - total flux cleaned = 0.000580904 Jy ! Component: 2000 - total flux cleaned = 0.000604351 Jy ! Component: 2050 - total flux cleaned = 0.000596623 Jy ! Component: 2100 - total flux cleaned = 0.000627317 Jy ! Component: 2150 - total flux cleaned = 0.000642507 Jy ! Component: 2200 - total flux cleaned = 0.000627307 Jy ! Component: 2250 - total flux cleaned = 0.00062736 Jy ! Component: 2300 - total flux cleaned = 0.000657161 Jy ! Component: 2350 - total flux cleaned = 0.000627693 Jy ! Component: 2400 - total flux cleaned = 0.000627747 Jy ! Component: 2450 - total flux cleaned = 0.000656782 Jy ! Component: 2500 - total flux cleaned = 0.000656784 Jy ! Component: 2550 - total flux cleaned = 0.000649654 Jy ! Component: 2600 - total flux cleaned = 0.000663781 Jy ! Component: 2650 - total flux cleaned = 0.00063561 Jy ! Component: 2700 - total flux cleaned = 0.000670646 Jy ! Component: 2750 - total flux cleaned = 0.000628858 Jy ! Component: 2800 - total flux cleaned = 0.00064967 Jy ! Component: 2850 - total flux cleaned = 0.000608402 Jy ! Component: 2900 - total flux cleaned = 0.000567432 Jy ! Component: 2950 - total flux cleaned = 0.000567528 Jy ! Component: 3000 - total flux cleaned = 0.000533841 Jy ! Component: 3050 - total flux cleaned = 0.000520428 Jy ! Component: 3100 - total flux cleaned = 0.000473771 Jy ! Component: 3150 - total flux cleaned = 0.000480428 Jy ! Component: 3200 - total flux cleaned = 0.000467236 Jy ! Component: 3250 - total flux cleaned = 0.000421316 Jy ! Component: 3300 - total flux cleaned = 0.000401766 Jy ! Component: 3350 - total flux cleaned = 0.000369387 Jy ! Component: 3400 - total flux cleaned = 0.000356479 Jy ! Component: 3450 - total flux cleaned = 0.00033724 Jy ! Component: 3500 - total flux cleaned = 0.000324463 Jy ! Component: 3550 - total flux cleaned = 0.000299026 Jy ! Component: 3600 - total flux cleaned = 0.000273765 Jy ! Component: 3650 - total flux cleaned = 0.000254877 Jy ! Component: 3700 - total flux cleaned = 0.000223619 Jy ! Component: 3750 - total flux cleaned = 0.000192592 Jy ! Component: 3800 - total flux cleaned = 0.000167882 Jy ! Component: 3850 - total flux cleaned = 0.000143313 Jy ! Component: 3900 - total flux cleaned = 0.000131153 Jy ! Component: 3950 - total flux cleaned = 0.000100729 Jy ! Component: 4000 - total flux cleaned = 9.46708e-05 Jy ! Component: 4050 - total flux cleaned = 6.45652e-05 Jy ! Total flux subtracted in 4096 components = 3.46458e-05 Jy ! Clean residual min=-0.000360 max=0.000330 Jy/beam ! Clean residual mean=0.000000 rms=0.000107 Jy/beam ! Combined flux in latest and established models = 0.0600398 Jy keep ! Adding 278 model components to the UV plane model. ! The established model now contains 394 components and 0.0600398 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/sb072/temp_maps//J1531+3430_C_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.784 x 4.927 at -22.28 degrees (North through East) ! Clean map min=-0.00068151 max=0.048144 Jy/beam ! Writing clean map to FITS file: /vlbi/sb072/temp_maps//J1531+3430_C_map.fits wmodel /vlbi/sb072/temp_maps//J1531+3430_C_map.mod ! Writing 394 model components to file: /vlbi/sb072/temp_maps//J1531+3430_C_map.mod wobs /vlbi/sb072/temp_maps//J1531+3430_C_uvs.fits ! Writing UV FITS file: /vlbi/sb072/temp_maps//J1531+3430_C_uvs.fits wwins /vlbi/sb072/temp_maps//J1531+3430_C_map.win ! wwins: Wrote 3 windows to /vlbi/sb072/temp_maps//J1531+3430_C_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0481444 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.00010706 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.667116 0.667116 1.33423 2.66846 5.33693 10.6739 21.3477 42.6954 85.3909 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0003 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.048 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 449.696 quit ! Quitting program ! Log file /vlbi/sb072/temp_maps//J1531+3430_C_dfm.log closed on Sat Dec 15 22:22:27 2018