! Started logfile: /vlbi/sb072/temp_maps//J1120-2508_C_dfm.log on Thu Jan 31 09:32:32 2019 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//J1120-2508_C_uvm.fits ! Reading UV FITS file: /vlbi/sb072/temp_maps//J1120-2508_C_uvm.fits ! AN table 1: 23 integrations on 36 of 36 possible baselines. ! AN table 2: 69 integrations on 28 of 28 possible baselines. ! Apparent sampling: 0.881522 visibilities/baseline/integration-bin. ! Found source: J1120-2508 ! ! 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 85 lines of history. ! ! Reading 19464 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 J1120-2508_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. ! A total of 23 telescope corrections were flagged in sub-array 1. ! A total of 46 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 2. ! A total of 23 telescope corrections were flagged in sub-array 1. ! A total of 46 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 3. ! A total of 23 telescope corrections were flagged in sub-array 1. ! A total of 46 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 4. ! A total of 23 telescope corrections were flagged in sub-array 1. ! A total of 46 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 5. ! A total of 23 telescope corrections were flagged in sub-array 1. ! A total of 46 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 6. ! A total of 23 telescope corrections were flagged in sub-array 1. ! A total of 46 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 7. ! A total of 23 telescope corrections were flagged in sub-array 1. ! A total of 46 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 8. ! A total of 23 telescope corrections were flagged in sub-array 1. ! A total of 46 telescope corrections were flagged in sub-array 2. ! ! Fit before self-cal, rms=1.001722Jy sigma=33.306105 ! Fit after self-cal, rms=0.968630Jy sigma=32.213108 ! 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=1.224 mas, bmaj=3.265 mas, bpa=3.868 degrees ! Estimated noise=0.323269 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 = 0.0152265 Jy ! Component: 100 - total flux cleaned = 0.0240563 Jy ! Total flux subtracted in 100 components = 0.0240563 Jy ! Clean residual min=-0.004049 max=0.007190 Jy/beam ! Clean residual mean=0.000002 rms=0.001248 Jy/beam ! Combined flux in latest and established models = 0.0240563 Jy ! Performing phase self-cal ! Adding 39 model components to the UV plane model. ! The established model now contains 39 components and 0.0240563 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=0.065384Jy sigma=2.221492 ! Fit after self-cal, rms=0.064774Jy sigma=2.204453 ! 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=1.588 mas, bmaj=4.072 mas, bpa=4.953 degrees ! Estimated noise=0.163494 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 = 0.0222519 Jy ! Component: 100 - total flux cleaned = 0.0346453 Jy ! Component: 150 - total flux cleaned = 0.0418396 Jy ! Component: 200 - total flux cleaned = 0.046019 Jy ! Total flux subtracted in 200 components = 0.046019 Jy ! Clean residual min=-0.011001 max=0.016320 Jy/beam ! Clean residual mean=0.000006 rms=0.002961 Jy/beam ! Combined flux in latest and established models = 0.0700753 Jy ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 49 components and 0.0700753 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=0.057409Jy sigma=1.924778 ! Fit after self-cal, rms=0.057195Jy sigma=1.916726 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.588 x 4.072 at 4.953 degrees (North through East) ! Clean map min=-0.010922 max=0.026049 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.91 FD 2.96 HN 4.05 KP 0.64 ! LA 1.00* NL 4.34 OV 0.77 PT 0.74 ! SC 1.23 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.79 HN 2.30 KP 0.63 LA 0.81 ! MK 1.03 NL 2.60 OV 0.90 SC 1.68 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.43 FD 2.45 HN 3.19 KP 0.62 ! LA 1.00* NL 3.58 OV 1.05 PT 0.58 ! SC 1.15 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.85 HN 2.18 KP 0.67 LA 0.75 ! MK 1.03 NL 2.29 OV 1.13 SC 1.80 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.87 FD 1.53 HN 6.03 KP 0.69 ! LA 1.00* NL 3.07 OV 1.43 PT 0.49 ! SC 1.12 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.05 HN 2.64 KP 0.69 LA 0.71 ! MK 0.95 NL 2.39 OV 1.35 SC 1.55 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.91 FD 1.18 HN 4.41 KP 0.79 ! LA 1.00* NL 3.14 OV 1.77 PT 0.46 ! SC 1.59 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.04 HN 2.89 KP 0.68 LA 0.73 ! MK 1.04 NL 2.41 OV 1.34 SC 1.70 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 3.09 FD 1.03 HN 5.33 KP 0.80 ! LA 1.00* NL 3.89 OV 1.87 PT 0.48 ! SC 1.56 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.87 HN 1.79 KP 0.47 LA 1.34 ! MK 1.50 NL 2.93 OV 0.66 SC 1.31 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.57 FD 2.72 HN 3.71 KP 0.71 ! LA 1.00* NL 3.35 OV 1.37 PT 0.66 ! SC 0.93 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.90 HN 2.07 KP 0.46 LA 1.21 ! MK 1.72 NL 3.69 OV 0.77 SC 1.18 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.48 FD 2.77 HN 3.36 KP 0.72 ! LA 1.00* NL 3.73 OV 1.72 PT 0.72 ! SC 0.87 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.91 HN 2.12 KP 0.49 LA 1.14 ! MK 1.58 NL 3.61 OV 0.76 SC 1.20 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.60 FD 1.92 HN 4.38 KP 0.73 ! LA 1.00* NL 3.94 OV 1.90 PT 0.78 ! SC 0.82 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.92 HN 1.99 KP 0.55 LA 1.02 ! MK 1.36 NL 3.16 OV 0.73 SC 1.17 ! ! ! Fit before self-cal, rms=0.057195Jy sigma=1.916726 ! Fit after self-cal, rms=0.110044Jy sigma=1.595884 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.712 mas, bmaj=4.376 mas, bpa=6.188 degrees ! Estimated noise=0.192634 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 = 0.00201012 Jy ! Component: 100 - total flux cleaned = 0.00259986 Jy ! Component: 150 - total flux cleaned = 0.00262872 Jy ! Component: 200 - total flux cleaned = 0.00265581 Jy ! Total flux subtracted in 200 components = 0.00265581 Jy ! Clean residual min=-0.008193 max=0.009881 Jy/beam ! Clean residual mean=-0.000005 rms=0.002805 Jy/beam ! Combined flux in latest and established models = 0.0727312 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 52 components and 0.0727311 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=0.109776Jy sigma=1.598180 ! Fit after self-cal, rms=0.113352Jy sigma=1.578039 ! 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=0.113352Jy sigma=1.578039 ! Fit after self-cal, rms=0.178238Jy sigma=1.306303 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.605 mas, bmaj=4.388 mas, bpa=3.019 degrees ! Estimated noise=0.193841 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00275205 Jy ! Component: 100 - total flux cleaned = 0.003987 Jy ! Component: 150 - total flux cleaned = 0.00435257 Jy ! Component: 200 - total flux cleaned = 0.00437245 Jy ! Total flux subtracted in 200 components = 0.00437245 Jy ! Clean residual min=-0.005474 max=0.007669 Jy/beam ! Clean residual mean=0.000008 rms=0.001747 Jy/beam ! Combined flux in latest and established models = 0.0771036 Jy selfcal ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 56 components and 0.0771036 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=0.177986Jy sigma=1.305499 ! Fit after self-cal, rms=0.179392Jy sigma=1.299904 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 = -0.000111237 Jy ! Component: 100 - total flux cleaned = -0.000135132 Jy ! Component: 150 - total flux cleaned = -0.000133396 Jy ! Component: 200 - total flux cleaned = -0.000131955 Jy ! Total flux subtracted in 200 components = -0.000131955 Jy ! Clean residual min=-0.005524 max=0.007206 Jy/beam ! Clean residual mean=0.000008 rms=0.001739 Jy/beam ! Combined flux in latest and established models = 0.0769716 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 58 components and 0.0769717 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=0.179376Jy sigma=1.299943 ! Fit after self-cal, rms=0.179399Jy sigma=1.299622 ! 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=0.179399Jy sigma=1.299622 ! Fit after self-cal, rms=0.213736Jy sigma=1.196011 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.603 mas, bmaj=4.428 mas, bpa=2.093 degrees ! Estimated noise=0.201721 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00204067 Jy ! Component: 100 - total flux cleaned = 0.00295735 Jy ! Component: 150 - total flux cleaned = 0.00308829 Jy ! Component: 200 - total flux cleaned = 0.00312431 Jy ! Total flux subtracted in 200 components = 0.00312431 Jy ! Clean residual min=-0.004441 max=0.005844 Jy/beam ! Clean residual mean=0.000008 rms=0.001434 Jy/beam ! Combined flux in latest and established models = 0.080096 Jy selfcal ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 58 components and 0.080096 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=0.213584Jy sigma=1.199575 ! Fit after self-cal, rms=0.214011Jy sigma=1.192924 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 = -0.000199212 Jy ! Component: 100 - total flux cleaned = -0.000246642 Jy ! Component: 150 - total flux cleaned = -0.00024689 Jy ! Component: 200 - total flux cleaned = -0.000246372 Jy ! Total flux subtracted in 200 components = -0.000246372 Jy ! Clean residual min=-0.004573 max=0.005694 Jy/beam ! Clean residual mean=0.000008 rms=0.001443 Jy/beam ! Combined flux in latest and established models = 0.0798496 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 61 components and 0.0798496 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=0.214006Jy sigma=1.192716 ! Fit after self-cal, rms=0.214003Jy sigma=1.192643 ! 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=0.214003Jy sigma=1.192643 ! Fit after self-cal, rms=0.232920Jy sigma=1.188688 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=4.424 mas, bmaj=9.598 mas, bpa=1.215 degrees ! Estimated noise=0.245581 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0035487 Jy ! Component: 100 - total flux cleaned = 0.00451648 Jy ! Component: 150 - total flux cleaned = 0.0045178 Jy ! Component: 200 - total flux cleaned = 0.00451657 Jy ! Total flux subtracted in 200 components = 0.00451657 Jy ! Clean residual min=-0.008277 max=0.009683 Jy/beam ! Clean residual mean=0.000017 rms=0.002794 Jy/beam ! Combined flux in latest and established models = 0.0843662 Jy selfcal ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 61 components and 0.0843662 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=0.232737Jy sigma=1.195909 ! Fit after self-cal, rms=0.232803Jy sigma=1.194869 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 = -0.000154313 Jy ! Component: 100 - total flux cleaned = -0.000130189 Jy ! Component: 150 - total flux cleaned = -0.000111084 Jy ! Component: 200 - total flux cleaned = -0.000109858 Jy ! Total flux subtracted in 200 components = -0.000109858 Jy ! Clean residual min=-0.008185 max=0.009731 Jy/beam ! Clean residual mean=0.000017 rms=0.002795 Jy/beam ! Combined flux in latest and established models = 0.0842563 Jy ! Performing phase self-cal ! Adding 5 model components to the UV plane model. ! The established model now contains 62 components and 0.0842563 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=0.232797Jy sigma=1.195429 ! Fit after self-cal, rms=0.232834Jy sigma=1.194966 ! 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=1.614 mas, bmaj=4.482 mas, bpa=1.979 degrees ! Estimated noise=0.212385 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.614 x 4.482 at 1.979 degrees (North through East) ! Clean map min=-0.0047456 max=0.035169 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=1.217 mas, bmaj=3.624 mas, bpa=3.2 degrees ! Estimated noise=0.443731 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0226728 Jy ! Component: 100 - total flux cleaned = 0.0370485 Jy ! Component: 150 - total flux cleaned = 0.0468671 Jy ! Component: 200 - total flux cleaned = 0.0540214 Jy ! Total flux subtracted in 200 components = 0.0540214 Jy ! Clean residual min=-0.003820 max=0.005572 Jy/beam ! Clean residual mean=0.000002 rms=0.000996 Jy/beam ! Combined flux in latest and established models = 0.0540214 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 37 model components to the UV plane model. ! The established model now contains 37 components and 0.0540214 Jy ! Inverting map and beam ! Estimated beam: bmin=1.614 mas, bmaj=4.482 mas, bpa=1.979 degrees ! Estimated noise=0.212385 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) ! Added new window around map position (1.5, 1.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0138963 Jy ! Component: 100 - total flux cleaned = 0.0209349 Jy ! Component: 150 - total flux cleaned = 0.0250809 Jy ! Component: 200 - total flux cleaned = 0.027696 Jy ! Total flux subtracted in 200 components = 0.027696 Jy ! Clean residual min=-0.004859 max=0.005730 Jy/beam ! Clean residual mean=0.000009 rms=0.001516 Jy/beam ! Combined flux in latest and established models = 0.0817174 Jy ! Adding 53 model components to the UV plane model. ! The established model now contains 77 components and 0.0817174 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=4.424 mas, bmaj=9.598 mas, bpa=1.215 degrees ! Estimated noise=0.245581 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00328326 Jy ! Component: 100 - total flux cleaned = 0.00386798 Jy ! Component: 150 - total flux cleaned = 0.00414531 Jy ! Component: 200 - total flux cleaned = 0.00428571 Jy ! Total flux subtracted in 200 components = 0.00428571 Jy ! Clean residual min=-0.008352 max=0.009851 Jy/beam ! Clean residual mean=0.000015 rms=0.002792 Jy/beam ! Combined flux in latest and established models = 0.0860031 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 = 0.000132195 Jy ! Component: 100 - total flux cleaned = 0.000213358 Jy ! Component: 150 - total flux cleaned = 0.000290929 Jy ! Component: 200 - total flux cleaned = 0.000400211 Jy ! Total flux subtracted in 200 components = 0.000400211 Jy ! Clean residual min=-0.008460 max=0.009798 Jy/beam ! Clean residual mean=0.000015 rms=0.002786 Jy/beam ! Combined flux in latest and established models = 0.0864033 Jy ! Adding 24 model components to the UV plane model. ! The established model now contains 92 components and 0.0864033 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=1.614 mas, bmaj=4.482 mas, bpa=1.979 degrees ! Estimated noise=0.212385 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000340771 Jy ! Component: 100 - total flux cleaned = -0.000239422 Jy ! Component: 150 - total flux cleaned = -0.000239618 Jy ! Component: 200 - total flux cleaned = -0.000272825 Jy ! Total flux subtracted in 200 components = -0.000272825 Jy ! Clean residual min=-0.004792 max=0.005778 Jy/beam ! Clean residual mean=0.000008 rms=0.001508 Jy/beam ! Combined flux in latest and established models = 0.0861305 Jy selfcal ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 114 components and 0.0861305 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=0.232680Jy sigma=1.195929 ! Fit after self-cal, rms=0.232607Jy sigma=1.191010 wmodel J1120-2508_C_map.mod ! Writing 114 model components to file: J1120-2508_C_map.mod wobs J1120-2508_C_uvs.fits ! Writing UV FITS file: J1120-2508_C_uvs.fits wwins J1120-2508_C_map.win ! wwins: Wrote 2 windows to J1120-2508_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 = 0.00250898 Jy ! Component: 100 - total flux cleaned = 0.00375916 Jy ! Component: 150 - total flux cleaned = 0.00460184 Jy ! Component: 200 - total flux cleaned = 0.00516881 Jy ! Component: 250 - total flux cleaned = 0.00548277 Jy ! Component: 300 - total flux cleaned = 0.00594256 Jy ! Component: 350 - total flux cleaned = 0.00631578 Jy ! Component: 400 - total flux cleaned = 0.00660784 Jy ! Component: 450 - total flux cleaned = 0.00696597 Jy ! Component: 500 - total flux cleaned = 0.00724665 Jy ! Component: 550 - total flux cleaned = 0.00738494 Jy ! Component: 600 - total flux cleaned = 0.00758919 Jy ! Component: 650 - total flux cleaned = 0.00758918 Jy ! Component: 700 - total flux cleaned = 0.00772224 Jy ! Component: 750 - total flux cleaned = 0.0079829 Jy ! Component: 800 - total flux cleaned = 0.00778832 Jy ! Component: 850 - total flux cleaned = 0.00785382 Jy ! Component: 900 - total flux cleaned = 0.00785445 Jy ! Component: 950 - total flux cleaned = 0.00785433 Jy ! Component: 1000 - total flux cleaned = 0.0076684 Jy ! Component: 1050 - total flux cleaned = 0.00760629 Jy ! Component: 1100 - total flux cleaned = 0.00754518 Jy ! Component: 1150 - total flux cleaned = 0.00724462 Jy ! Component: 1200 - total flux cleaned = 0.00718539 Jy ! Component: 1250 - total flux cleaned = 0.00724398 Jy ! Component: 1300 - total flux cleaned = 0.00683349 Jy ! Component: 1350 - total flux cleaned = 0.00683343 Jy ! Component: 1400 - total flux cleaned = 0.00666017 Jy ! Component: 1450 - total flux cleaned = 0.0062595 Jy ! Component: 1500 - total flux cleaned = 0.00608904 Jy ! Component: 1550 - total flux cleaned = 0.00603226 Jy ! Component: 1600 - total flux cleaned = 0.00591964 Jy ! Component: 1650 - total flux cleaned = 0.00547536 Jy ! Component: 1700 - total flux cleaned = 0.00536517 Jy ! Component: 1750 - total flux cleaned = 0.00525567 Jy ! Component: 1800 - total flux cleaned = 0.00520051 Jy ! Component: 1850 - total flux cleaned = 0.00482193 Jy ! Component: 1900 - total flux cleaned = 0.00487628 Jy ! Component: 1950 - total flux cleaned = 0.00450188 Jy ! Component: 2000 - total flux cleaned = 0.00439585 Jy ! Component: 2050 - total flux cleaned = 0.0041317 Jy ! Component: 2100 - total flux cleaned = 0.00402593 Jy ! Component: 2150 - total flux cleaned = 0.0037125 Jy ! Component: 2200 - total flux cleaned = 0.00340065 Jy ! Component: 2250 - total flux cleaned = 0.00319417 Jy ! Component: 2300 - total flux cleaned = 0.00319429 Jy ! Component: 2350 - total flux cleaned = 0.00288713 Jy ! Component: 2400 - total flux cleaned = 0.00263264 Jy ! Component: 2450 - total flux cleaned = 0.00248108 Jy ! Component: 2500 - total flux cleaned = 0.00238006 Jy ! Component: 2550 - total flux cleaned = 0.00207843 Jy ! Component: 2600 - total flux cleaned = 0.00187872 Jy ! Component: 2650 - total flux cleaned = 0.00163056 Jy ! Component: 2700 - total flux cleaned = 0.00153206 Jy ! Component: 2750 - total flux cleaned = 0.00143389 Jy ! Component: 2800 - total flux cleaned = 0.00118896 Jy ! Component: 2850 - total flux cleaned = 0.00114049 Jy ! Component: 2900 - total flux cleaned = 0.000752338 Jy ! Component: 2950 - total flux cleaned = 0.000800857 Jy ! Component: 3000 - total flux cleaned = 0.000560665 Jy ! Component: 3050 - total flux cleaned = 0.00056108 Jy ! Component: 3100 - total flux cleaned = 0.000561374 Jy ! Component: 3150 - total flux cleaned = 0.000608833 Jy ! Component: 3200 - total flux cleaned = 0.000561091 Jy ! Component: 3250 - total flux cleaned = 9.01332e-05 Jy ! Component: 3300 - total flux cleaned = 0.000136971 Jy ! Component: 3350 - total flux cleaned = 9.04058e-05 Jy ! Component: 3400 - total flux cleaned = -4.88515e-05 Jy ! Component: 3450 - total flux cleaned = -0.00014163 Jy ! Component: 3500 - total flux cleaned = -0.00023398 Jy ! Component: 3550 - total flux cleaned = -0.000325624 Jy ! Component: 3600 - total flux cleaned = -0.000462779 Jy ! Component: 3650 - total flux cleaned = -0.000371602 Jy ! Component: 3700 - total flux cleaned = -0.000553358 Jy ! Component: 3750 - total flux cleaned = -0.000508437 Jy ! Component: 3800 - total flux cleaned = -0.000868696 Jy ! Component: 3850 - total flux cleaned = -0.000868671 Jy ! Component: 3900 - total flux cleaned = -0.000734387 Jy ! Component: 3950 - total flux cleaned = -0.000912445 Jy ! Component: 4000 - total flux cleaned = -0.00104547 Jy ! Component: 4050 - total flux cleaned = -0.000912929 Jy ! Total flux subtracted in 4096 components = -0.00104515 Jy ! Clean residual min=-0.002220 max=0.002197 Jy/beam ! Clean residual mean=0.000001 rms=0.000992 Jy/beam ! Combined flux in latest and established models = 0.0850854 Jy keep ! Adding 511 model components to the UV plane model. ! The established model now contains 625 components and 0.0850854 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/sb072/temp_maps//J1120-2508_C_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.614 x 4.482 at 1.979 degrees (North through East) ! Clean map min=-0.0059969 max=0.036316 Jy/beam ! Writing clean map to FITS file: /vlbi/sb072/temp_maps//J1120-2508_C_map.fits wmodel /vlbi/sb072/temp_maps//J1120-2508_C_map.mod ! Writing 625 model components to file: /vlbi/sb072/temp_maps//J1120-2508_C_map.mod wobs /vlbi/sb072/temp_maps//J1120-2508_C_uvs.fits ! Writing UV FITS file: /vlbi/sb072/temp_maps//J1120-2508_C_uvs.fits wwins /vlbi/sb072/temp_maps//J1120-2508_C_map.win ! wwins: Wrote 3 windows to /vlbi/sb072/temp_maps//J1120-2508_C_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0363159 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000981562 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -8.10852 8.10852 16.217 32.4341 64.8682 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0029 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.036 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 36.998 quit ! Quitting program ! Log file /vlbi/sb072/temp_maps//J1120-2508_C_dfm.log closed on Thu Jan 31 09:32:37 2019