! Started logfile: .//J1731-2719_C_20180722_dfm.log on Wed Aug 8 14:55:07 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 .//J1731-2719_C_20180722_uva.fits ! Reading UV FITS file: .//J1731-2719_C_20180722_uva.fits ! AN table 1: 92 integrations on 21 of 21 possible baselines. ! Apparent sampling: 0.996894 visibilities/baseline/integration-bin. ! Found source: J1731-2719 ! ! 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 15408 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 J1731-2719_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 1 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 1 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 1 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 1 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 1 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 1 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 1 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 1 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.001026Jy sigma=20.222395 ! Fit after self-cal, rms=0.984363Jy sigma=19.831986 ! 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=1.086 mas, bmaj=3.046 mas, bpa=-2.21 degrees ! Estimated noise=0.667316 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 = 0.012878 Jy ! Component: 100 - total flux cleaned = 0.0158701 Jy ! Total flux subtracted in 100 components = 0.0158701 Jy ! Clean residual min=-0.003144 max=0.002252 Jy/beam ! Clean residual mean=-0.000001 rms=0.000655 Jy/beam ! Combined flux in latest and established models = 0.0158701 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 6 components and 0.0158701 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=0.035120Jy sigma=0.611214 ! Fit after self-cal, rms=0.033738Jy sigma=0.582572 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00344687 Jy ! Component: 100 - total flux cleaned = 0.00481732 Jy ! Total flux subtracted in 100 components = 0.00481732 Jy ! Clean residual min=-0.003147 max=0.002458 Jy/beam ! Clean residual mean=-0.000002 rms=0.000608 Jy/beam ! Combined flux in latest and established models = 0.0206875 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 13 components and 0.0206875 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=0.033509Jy sigma=0.571377 ! Fit after self-cal, rms=0.033492Jy sigma=0.571210 ! 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=1.404 mas, bmaj=3.611 mas, bpa=-0.3468 degrees ! Estimated noise=0.295318 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 = 0.000717347 Jy ! Component: 100 - total flux cleaned = 0.00068326 Jy ! Component: 150 - total flux cleaned = 0.000669048 Jy ! Component: 200 - total flux cleaned = 0.000657061 Jy ! Total flux subtracted in 200 components = 0.000657061 Jy ! Clean residual min=-0.003264 max=0.001582 Jy/beam ! Clean residual mean=-0.000002 rms=0.000613 Jy/beam ! Combined flux in latest and established models = 0.0213445 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 23 components and 0.0213445 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=0.033478Jy sigma=0.570320 ! Fit after self-cal, rms=0.033463Jy sigma=0.570250 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.404 x 3.611 at -0.3468 degrees (North through East) ! Clean map min=-0.003143 max=0.019633 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.47 KP 1.40 MK 1.06 NL 1.16 ! OV 1.20 PT 1.15 SC 1.30 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.48 KP 1.41 MK 1.16 NL 1.23 ! OV 1.34 PT 1.33 SC 1.49 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 KP 1.09 MK 0.79 NL 0.87 ! OV 1.02 PT 1.32 SC 0.93 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 KP 1.10 MK 0.74 NL 1.10 ! OV 1.00 PT 1.00 SC 0.96 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 0.52 KP 1.25 MK 0.99 NL 0.98 ! OV 1.07 PT 1.04 SC 1.05 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 KP 1.07 MK 1.16 NL 0.98 ! OV 1.06 PT 1.04 SC 0.96 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 KP 1.09 MK 1.04 NL 0.96 ! OV 0.98 PT 1.17 SC 1.02 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 0.85 KP 1.17 MK 1.03 NL 1.19 ! OV 1.09 PT 1.01 SC 1.08 ! ! ! Fit before self-cal, rms=0.033463Jy sigma=0.570250 ! Fit after self-cal, rms=0.035347Jy sigma=0.551044 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.412 mas, bmaj=3.544 mas, bpa=-0.9564 degrees ! Estimated noise=0.293225 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 = 0.000137536 Jy ! Component: 100 - total flux cleaned = 0.000167747 Jy ! Component: 150 - total flux cleaned = 0.000173812 Jy ! Component: 200 - total flux cleaned = 0.00016859 Jy ! Total flux subtracted in 200 components = 0.00016859 Jy ! Clean residual min=-0.001128 max=0.000922 Jy/beam ! Clean residual mean=0.000003 rms=0.000253 Jy/beam ! Combined flux in latest and established models = 0.0215131 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 34 components and 0.0215131 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=0.035339Jy sigma=0.551044 ! Fit after self-cal, rms=0.035905Jy sigma=0.547322 ! 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=0.035905Jy sigma=0.547322 ! Fit after self-cal, rms=0.043429Jy sigma=0.546185 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.402 mas, bmaj=3.504 mas, bpa=-1.204 degrees ! Estimated noise=0.297186 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000204306 Jy ! Component: 100 - total flux cleaned = 0.000233366 Jy ! Component: 150 - total flux cleaned = 0.000250263 Jy ! Component: 200 - total flux cleaned = 0.000259748 Jy ! Total flux subtracted in 200 components = 0.000259748 Jy ! Clean residual min=-0.001056 max=0.000854 Jy/beam ! Clean residual mean=0.000003 rms=0.000231 Jy/beam ! Combined flux in latest and established models = 0.0217729 Jy selfcal ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 38 components and 0.0217729 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=0.043420Jy sigma=0.546198 ! Fit after self-cal, rms=0.043688Jy sigma=0.545654 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 = -0.000185299 Jy ! Component: 100 - total flux cleaned = -0.000185601 Jy ! Component: 150 - total flux cleaned = -0.000181037 Jy ! Component: 200 - total flux cleaned = -0.000172221 Jy ! Total flux subtracted in 200 components = -0.000172221 Jy ! Clean residual min=-0.000970 max=0.000848 Jy/beam ! Clean residual mean=0.000001 rms=0.000206 Jy/beam ! Combined flux in latest and established models = 0.0216006 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 45 components and 0.0216006 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=0.043683Jy sigma=0.545664 ! Fit after self-cal, rms=0.043683Jy sigma=0.545605 ! 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=0.043683Jy sigma=0.545605 ! Fit after self-cal, rms=0.049559Jy sigma=0.545358 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.393 mas, bmaj=3.48 mas, bpa=-1.458 degrees ! Estimated noise=0.297641 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000275126 Jy ! Component: 100 - total flux cleaned = 0.000326065 Jy ! Component: 150 - total flux cleaned = 0.000348384 Jy ! Component: 200 - total flux cleaned = 0.00035638 Jy ! Total flux subtracted in 200 components = 0.00035638 Jy ! Clean residual min=-0.000917 max=0.000768 Jy/beam ! Clean residual mean=0.000002 rms=0.000204 Jy/beam ! Combined flux in latest and established models = 0.021957 Jy selfcal ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 48 components and 0.021957 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=0.049552Jy sigma=0.545373 ! Fit after self-cal, rms=0.049689Jy sigma=0.545274 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 = -9.53424e-05 Jy ! Component: 100 - total flux cleaned = -9.97458e-05 Jy ! Component: 150 - total flux cleaned = -9.18169e-05 Jy ! Component: 200 - total flux cleaned = -8.80595e-05 Jy ! Total flux subtracted in 200 components = -8.80595e-05 Jy ! Clean residual min=-0.000893 max=0.000805 Jy/beam ! Clean residual mean=0.000002 rms=0.000194 Jy/beam ! Combined flux in latest and established models = 0.021869 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 49 components and 0.021869 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=0.049687Jy sigma=0.545271 ! Fit after self-cal, rms=0.049689Jy sigma=0.545268 ! 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=0.049689Jy sigma=0.545268 ! Fit after self-cal, rms=0.054203Jy sigma=0.545174 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.703 mas, bmaj=8.13 mas, bpa=-1.171 degrees ! Estimated noise=0.420509 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000355597 Jy ! Component: 100 - total flux cleaned = 0.000444861 Jy ! Component: 150 - total flux cleaned = 0.000449616 Jy ! Component: 200 - total flux cleaned = 0.000454242 Jy ! Total flux subtracted in 200 components = 0.000454242 Jy ! Clean residual min=-0.000942 max=0.000913 Jy/beam ! Clean residual mean=0.000005 rms=0.000306 Jy/beam ! Combined flux in latest and established models = 0.0223232 Jy selfcal ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 51 components and 0.0223232 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=0.054198Jy sigma=0.545207 ! Fit after self-cal, rms=0.054277Jy sigma=0.545174 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 = -4.78799e-05 Jy ! Component: 100 - total flux cleaned = -4.74273e-05 Jy ! Component: 150 - total flux cleaned = -4.41375e-05 Jy ! Component: 200 - total flux cleaned = -3.87059e-05 Jy ! Total flux subtracted in 200 components = -3.87059e-05 Jy ! Clean residual min=-0.000873 max=0.000833 Jy/beam ! Clean residual mean=0.000004 rms=0.000281 Jy/beam ! Combined flux in latest and established models = 0.0222845 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 55 components and 0.0222845 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=0.054276Jy sigma=0.545171 ! Fit after self-cal, rms=0.054277Jy sigma=0.545163 ! 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=1.385 mas, bmaj=3.459 mas, bpa=-1.659 degrees ! Estimated noise=0.298161 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.385 x 3.459 at -1.659 degrees (North through East) ! Clean map min=-0.0007796 max=0.018706 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=1.094 mas, bmaj=2.971 mas, bpa=-2.8 degrees ! Estimated noise=0.642764 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0145689 Jy ! Component: 100 - total flux cleaned = 0.0179995 Jy ! Component: 150 - total flux cleaned = 0.0195625 Jy ! Component: 200 - total flux cleaned = 0.0205821 Jy ! Total flux subtracted in 200 components = 0.0205821 Jy ! Clean residual min=-0.001468 max=0.001589 Jy/beam ! Clean residual mean=-0.000001 rms=0.000367 Jy/beam ! Combined flux in latest and established models = 0.0205821 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 13 model components to the UV plane model. ! The established model now contains 13 components and 0.0205821 Jy ! Inverting map and beam ! Estimated beam: bmin=1.385 mas, bmaj=3.459 mas, bpa=-1.659 degrees ! Estimated noise=0.298161 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 (0.3, 4.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00098003 Jy ! Component: 100 - total flux cleaned = 0.00145698 Jy ! Component: 150 - total flux cleaned = 0.00167103 Jy ! Component: 200 - total flux cleaned = 0.00175865 Jy ! Total flux subtracted in 200 components = 0.00175865 Jy ! Clean residual min=-0.000808 max=0.000709 Jy/beam ! Clean residual mean=0.000002 rms=0.000185 Jy/beam ! Combined flux in latest and established models = 0.0223407 Jy ! Adding 26 model components to the UV plane model. ! The established model now contains 38 components and 0.0223407 Jy ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 40 mega-wavelengths. clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.703 mas, bmaj=8.13 mas, bpa=-1.171 degrees ! Estimated noise=0.420509 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000242307 Jy ! Component: 100 - total flux cleaned = 0.000282174 Jy ! Component: 150 - total flux cleaned = 0.000310122 Jy ! Component: 200 - total flux cleaned = 0.000331428 Jy ! Total flux subtracted in 200 components = 0.000331428 Jy ! Clean residual min=-0.000900 max=0.000838 Jy/beam ! Clean residual mean=0.000004 rms=0.000272 Jy/beam ! Combined flux in latest and established models = 0.0226722 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 = 1.29597e-05 Jy ! Component: 100 - total flux cleaned = 2.50938e-05 Jy ! Component: 150 - total flux cleaned = 3.64712e-05 Jy ! Component: 200 - total flux cleaned = 4.46998e-05 Jy ! Total flux subtracted in 200 components = 4.46998e-05 Jy ! Clean residual min=-0.000890 max=0.000842 Jy/beam ! Clean residual mean=0.000004 rms=0.000271 Jy/beam ! Combined flux in latest and established models = 0.0227169 Jy ! Adding 13 model components to the UV plane model. ! The established model now contains 46 components and 0.0227169 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=1.385 mas, bmaj=3.459 mas, bpa=-1.659 degrees ! Estimated noise=0.298161 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000122136 Jy ! Component: 100 - total flux cleaned = -0.000152577 Jy ! Component: 150 - total flux cleaned = -0.00017254 Jy ! Component: 200 - total flux cleaned = -0.000190833 Jy ! Total flux subtracted in 200 components = -0.000190833 Jy ! Clean residual min=-0.000792 max=0.000696 Jy/beam ! Clean residual mean=0.000002 rms=0.000180 Jy/beam ! Combined flux in latest and established models = 0.022526 Jy selfcal ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 63 components and 0.022526 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=0.054263Jy sigma=0.545120 ! Fit after self-cal, rms=0.054261Jy sigma=0.545037 wmodel J1731-2719_C_map.mod ! Writing 63 model components to file: J1731-2719_C_map.mod wobs J1731-2719_C_uvs.fits ! Writing UV FITS file: J1731-2719_C_uvs.fits wwins J1731-2719_C_map.win ! wwins: Wrote 2 windows to J1731-2719_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 = -0.000256806 Jy ! Component: 100 - total flux cleaned = -0.000395754 Jy ! Component: 150 - total flux cleaned = -0.000501551 Jy ! Component: 200 - total flux cleaned = -0.000612556 Jy ! Component: 250 - total flux cleaned = -0.000739201 Jy ! Component: 300 - total flux cleaned = -0.000850265 Jy ! Component: 350 - total flux cleaned = -0.000957376 Jy ! Component: 400 - total flux cleaned = -0.00103254 Jy ! Component: 450 - total flux cleaned = -0.00107773 Jy ! Component: 500 - total flux cleaned = -0.00110405 Jy ! Component: 550 - total flux cleaned = -0.00114671 Jy ! Component: 600 - total flux cleaned = -0.00118817 Jy ! Component: 650 - total flux cleaned = -0.00123662 Jy ! Component: 700 - total flux cleaned = -0.00128394 Jy ! Component: 750 - total flux cleaned = -0.00131462 Jy ! Component: 800 - total flux cleaned = -0.00134473 Jy ! Component: 850 - total flux cleaned = -0.00135952 Jy ! Component: 900 - total flux cleaned = -0.00139583 Jy ! Component: 950 - total flux cleaned = -0.00141721 Jy ! Component: 1000 - total flux cleaned = -0.0014452 Jy ! Component: 1050 - total flux cleaned = -0.00147267 Jy ! Component: 1100 - total flux cleaned = -0.00150641 Jy ! Component: 1150 - total flux cleaned = -0.00153299 Jy ! Component: 1200 - total flux cleaned = -0.00157222 Jy ! Component: 1250 - total flux cleaned = -0.00161085 Jy ! Component: 1300 - total flux cleaned = -0.00164889 Jy ! Component: 1350 - total flux cleaned = -0.00168632 Jy ! Component: 1400 - total flux cleaned = -0.00172323 Jy ! Component: 1450 - total flux cleaned = -0.00174754 Jy ! Component: 1500 - total flux cleaned = -0.00179552 Jy ! Component: 1550 - total flux cleaned = -0.00181924 Jy ! Component: 1600 - total flux cleaned = -0.00186025 Jy ! Component: 1650 - total flux cleaned = -0.00190065 Jy ! Component: 1700 - total flux cleaned = -0.00192922 Jy ! Component: 1750 - total flux cleaned = -0.00196305 Jy ! Component: 1800 - total flux cleaned = -0.0020021 Jy ! Component: 1850 - total flux cleaned = -0.00202964 Jy ! Component: 1900 - total flux cleaned = -0.00206783 Jy ! Component: 1950 - total flux cleaned = -0.00210022 Jy ! Component: 2000 - total flux cleaned = -0.00211628 Jy ! Component: 2050 - total flux cleaned = -0.00213216 Jy ! Component: 2100 - total flux cleaned = -0.00216375 Jy ! Component: 2150 - total flux cleaned = -0.00217936 Jy ! Component: 2200 - total flux cleaned = -0.00218967 Jy ! Component: 2250 - total flux cleaned = -0.00220502 Jy ! Component: 2300 - total flux cleaned = -0.0022152 Jy ! Component: 2350 - total flux cleaned = -0.00222534 Jy ! Component: 2400 - total flux cleaned = -0.00223545 Jy ! Component: 2450 - total flux cleaned = -0.0022554 Jy ! Component: 2500 - total flux cleaned = -0.0022801 Jy ! Component: 2550 - total flux cleaned = -0.00229478 Jy ! Component: 2600 - total flux cleaned = -0.00231903 Jy ! Component: 2650 - total flux cleaned = -0.00230935 Jy ! Component: 2700 - total flux cleaned = -0.00231895 Jy ! Component: 2750 - total flux cleaned = -0.00233796 Jy ! Component: 2800 - total flux cleaned = -0.00233793 Jy ! Component: 2850 - total flux cleaned = -0.00233797 Jy ! Component: 2900 - total flux cleaned = -0.00237525 Jy ! Component: 2950 - total flux cleaned = -0.00237063 Jy ! Component: 3000 - total flux cleaned = -0.00238904 Jy ! Component: 3050 - total flux cleaned = -0.00240733 Jy ! Component: 3100 - total flux cleaned = -0.00240732 Jy ! Component: 3150 - total flux cleaned = -0.00241637 Jy ! Component: 3200 - total flux cleaned = -0.00240735 Jy ! Component: 3250 - total flux cleaned = -0.0024298 Jy ! Component: 3300 - total flux cleaned = -0.00243429 Jy ! Component: 3350 - total flux cleaned = -0.0024654 Jy ! Component: 3400 - total flux cleaned = -0.00247424 Jy ! Component: 3450 - total flux cleaned = -0.00248746 Jy ! Component: 3500 - total flux cleaned = -0.00250499 Jy ! Component: 3550 - total flux cleaned = -0.00251374 Jy ! Component: 3600 - total flux cleaned = -0.00252244 Jy ! Component: 3650 - total flux cleaned = -0.00252676 Jy ! Component: 3700 - total flux cleaned = -0.00252675 Jy ! Component: 3750 - total flux cleaned = -0.00251818 Jy ! Component: 3800 - total flux cleaned = -0.00251391 Jy ! Component: 3850 - total flux cleaned = -0.00249254 Jy ! Component: 3900 - total flux cleaned = -0.00249257 Jy ! Component: 3950 - total flux cleaned = -0.00248411 Jy ! Component: 4000 - total flux cleaned = -0.00247988 Jy ! Component: 4050 - total flux cleaned = -0.00246298 Jy ! Total flux subtracted in 4096 components = -0.0024461 Jy ! Clean residual min=-0.000254 max=0.000263 Jy/beam ! Clean residual mean=0.000000 rms=0.000069 Jy/beam ! Combined flux in latest and established models = 0.0200799 Jy keep ! Adding 225 model components to the UV plane model. ! The established model now contains 288 components and 0.0200799 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap .//J1731-2719_C_20180722_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.385 x 3.459 at -1.659 degrees (North through East) ! Clean map min=-0.00049435 max=0.018489 Jy/beam ! Writing clean map to FITS file: .//J1731-2719_C_20180722_map.fits wmodel .//J1731-2719_C_20180722_map.mod ! Writing 288 model components to file: .//J1731-2719_C_20180722_map.mod wobs .//J1731-2719_C_20180722_uvs.fits ! Writing UV FITS file: .//J1731-2719_C_20180722_uvs.fits wwins .//J1731-2719_C_20180722_map.win ! wwins: Wrote 3 windows to .//J1731-2719_C_20180722_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0184894 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 6.84373e-05 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -1.11043 1.11043 2.22085 4.44171 8.88342 17.7668 35.5337 71.0673 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0002 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.018 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 270.166 quit ! Quitting program ! Log file .//J1731-2719_C_20180722_dfm.log closed on Wed Aug 8 14:55:11 2018