! Started logfile: .//J0838+2553_X_dfm.log on Mon Jan 20 17:46:34 2020 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 .//J0838+2553_X_uva.fits ! Reading UV FITS file: .//J0838+2553_X_uva.fits ! AN table 1: 17 integrations on 10 of 10 possible baselines. ! Apparent sampling: 1 visibilities/baseline/integration-bin. ! Found source: J0838+2553 ! ! 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 76 lines of history. ! ! Reading 1360 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 J0838+2553_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=1.000105Jy sigma=20.402700 ! Fit after self-cal, rms=0.977570Jy sigma=19.939391 ! 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=1.99 mas, bmaj=2.683 mas, bpa=85.39 degrees ! Estimated noise=1.27865 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=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0170827 Jy ! Component: 100 - total flux cleaned = 0.020397 Jy ! Total flux subtracted in 100 components = 0.020397 Jy ! Clean residual min=-0.001810 max=0.001809 Jy/beam ! Clean residual mean=-0.000000 rms=0.000578 Jy/beam ! Combined flux in latest and established models = 0.020397 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 11 components and 0.020397 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=0.031799Jy sigma=0.634793 ! Fit after self-cal, rms=0.030434Jy sigma=0.606953 ! Inverting map ! Added new window around map position (0.4, -0.2). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00321839 Jy ! Component: 100 - total flux cleaned = 0.00439397 Jy ! Total flux subtracted in 100 components = 0.00439397 Jy ! Clean residual min=-0.002160 max=0.002032 Jy/beam ! Clean residual mean=0.000000 rms=0.000621 Jy/beam ! Combined flux in latest and established models = 0.0247909 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 21 components and 0.0247909 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=0.030038Jy sigma=0.598623 ! Fit after self-cal, rms=0.030022Jy sigma=0.598381 ! 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=2.346 mas, bmaj=2.868 mas, bpa=-75.26 degrees ! Estimated noise=0.950764 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 = 0.00149876 Jy ! Component: 100 - total flux cleaned = 0.00227033 Jy ! Component: 150 - total flux cleaned = 0.00247858 Jy ! Component: 200 - total flux cleaned = 0.00264295 Jy ! Total flux subtracted in 200 components = 0.00264295 Jy ! Clean residual min=-0.001749 max=0.002416 Jy/beam ! Clean residual mean=0.000001 rms=0.000612 Jy/beam ! Combined flux in latest and established models = 0.0274339 Jy ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 45 components and 0.0274339 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=0.029950Jy sigma=0.596746 ! Fit after self-cal, rms=0.029929Jy sigma=0.596537 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.346 x 2.868 at -75.26 degrees (North through East) ! Clean map min=-0.0018209 max=0.024182 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.35 FD 0.93 KP 0.75 NL 1.12 ! PT 1.17 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.87 FD 1.06 KP 1.09 NL 0.97 ! PT 1.06 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.88 FD 1.03 KP 1.17 NL 0.90 ! PT 0.91 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.43 FD 0.85 KP 1.30 NL 0.97 ! PT 1.08 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 0.95 KP 1.22 NL 0.83 ! PT 0.89 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 0.92 KP 1.00 NL 1.10 ! PT 0.93 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 0.94 FD 0.76 KP 1.16 NL 1.02 ! PT 0.94 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.28 FD 0.82 KP 1.28 NL 1.26 ! PT 0.79 ! ! ! Fit before self-cal, rms=0.029929Jy sigma=0.596537 ! Fit after self-cal, rms=0.031170Jy sigma=0.588850 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=2.369 mas, bmaj=2.894 mas, bpa=-74.96 degrees ! Estimated noise=0.950302 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 = -0.00024917 Jy ! Component: 100 - total flux cleaned = -0.000295907 Jy ! Component: 150 - total flux cleaned = -0.000295855 Jy ! Component: 200 - total flux cleaned = -0.000307503 Jy ! Total flux subtracted in 200 components = -0.000307503 Jy ! Clean residual min=-0.001341 max=0.001633 Jy/beam ! Clean residual mean=0.000001 rms=0.000409 Jy/beam ! Combined flux in latest and established models = 0.0271264 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 58 components and 0.0271264 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=0.031166Jy sigma=0.588721 ! Fit after self-cal, rms=0.031555Jy sigma=0.585995 ! 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=0.031555Jy sigma=0.585995 ! Fit after self-cal, rms=0.033494Jy sigma=0.585220 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.381 mas, bmaj=2.909 mas, bpa=-74.71 degrees ! Estimated noise=0.958713 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000293946 Jy ! Component: 100 - total flux cleaned = -0.000270287 Jy ! Component: 150 - total flux cleaned = -0.000251533 Jy ! Component: 200 - total flux cleaned = -0.000236044 Jy ! Total flux subtracted in 200 components = -0.000236044 Jy ! Clean residual min=-0.001339 max=0.001725 Jy/beam ! Clean residual mean=-0.000000 rms=0.000401 Jy/beam ! Combined flux in latest and established models = 0.0268903 Jy selfcal ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 64 components and 0.0268903 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=0.033490Jy sigma=0.585105 ! Fit after self-cal, rms=0.033724Jy sigma=0.584778 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 (-51, 32.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000847768 Jy ! Component: 100 - total flux cleaned = 0.000871834 Jy ! Component: 150 - total flux cleaned = 0.000991793 Jy ! Component: 200 - total flux cleaned = 0.000946828 Jy ! Total flux subtracted in 200 components = 0.000946828 Jy ! Clean residual min=-0.001183 max=0.001458 Jy/beam ! Clean residual mean=0.000001 rms=0.000293 Jy/beam ! Combined flux in latest and established models = 0.0278372 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 84 components and 0.0278372 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=0.033635Jy sigma=0.583566 ! Fit after self-cal, rms=0.033615Jy sigma=0.583068 ! Inverting map ! Added new window around map position (51, -30). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000998033 Jy ! Component: 100 - total flux cleaned = 0.00110859 Jy ! Component: 150 - total flux cleaned = 0.00117526 Jy ! Component: 200 - total flux cleaned = 0.00136987 Jy ! Total flux subtracted in 200 components = 0.00136987 Jy ! Clean residual min=-0.000831 max=0.000772 Jy/beam ! Clean residual mean=0.000000 rms=0.000218 Jy/beam ! Combined flux in latest and established models = 0.029207 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 99 components and 0.029207 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=0.033533Jy sigma=0.582072 ! Fit after self-cal, rms=0.033534Jy sigma=0.581592 ! Inverting map ! Added new window around map position (43.4, -45.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000520915 Jy ! Component: 100 - total flux cleaned = 0.000522734 Jy ! Component: 150 - total flux cleaned = 0.000523376 Jy ! Component: 200 - total flux cleaned = 0.000521956 Jy ! Total flux subtracted in 200 components = 0.000521956 Jy ! Clean residual min=-0.000758 max=0.000742 Jy/beam ! Clean residual mean=0.000000 rms=0.000191 Jy/beam ! Combined flux in latest and established models = 0.029729 Jy ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 119 components and 0.029729 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=0.033477Jy sigma=0.581079 ! Fit after self-cal, rms=0.033515Jy sigma=0.580712 ! Inverting map ! Added new window around map position (-8.2, -6.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000399639 Jy ! Component: 100 - total flux cleaned = 0.000395066 Jy ! Component: 150 - total flux cleaned = 0.000396064 Jy ! Component: 200 - total flux cleaned = 0.000304906 Jy ! Total flux subtracted in 200 components = 0.000304906 Jy ! Clean residual min=-0.000616 max=0.000643 Jy/beam ! Clean residual mean=-0.000000 rms=0.000157 Jy/beam ! Combined flux in latest and established models = 0.0300339 Jy ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 144 components and 0.0300339 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=0.033461Jy sigma=0.580092 ! Fit after self-cal, rms=0.033444Jy sigma=0.579879 ! 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=0.033444Jy sigma=0.579879 ! Fit after self-cal, rms=0.034568Jy sigma=0.579140 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.389 mas, bmaj=2.922 mas, bpa=-74.65 degrees ! Estimated noise=0.960631 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000585309 Jy ! Component: 100 - total flux cleaned = 0.000810277 Jy ! Component: 150 - total flux cleaned = 0.000873813 Jy ! Component: 200 - total flux cleaned = 0.000840461 Jy ! Total flux subtracted in 200 components = 0.000840461 Jy ! Clean residual min=-0.000548 max=0.000622 Jy/beam ! Clean residual mean=-0.000000 rms=0.000138 Jy/beam ! Combined flux in latest and established models = 0.0308744 Jy selfcal ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 161 components and 0.0308744 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=0.034518Jy sigma=0.578684 ! Fit after self-cal, rms=0.034619Jy sigma=0.578045 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 = 0.000139462 Jy ! Component: 100 - total flux cleaned = 0.00029447 Jy ! Component: 150 - total flux cleaned = 0.000278648 Jy ! Component: 200 - total flux cleaned = 0.000250434 Jy ! Total flux subtracted in 200 components = 0.000250434 Jy ! Clean residual min=-0.000439 max=0.000472 Jy/beam ! Clean residual mean=-0.000001 rms=0.000122 Jy/beam ! Combined flux in latest and established models = 0.0311248 Jy ! Performing phase self-cal ! Adding 32 model components to the UV plane model. ! The established model now contains 185 components and 0.0311248 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=0.034587Jy sigma=0.577726 ! Fit after self-cal, rms=0.034574Jy sigma=0.577401 ! 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=0.034574Jy sigma=0.577401 ! Fit after self-cal, rms=0.035390Jy sigma=0.577129 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.645 mas, bmaj=3.178 mas, bpa=-70.27 degrees ! Estimated noise=0.980812 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000306694 Jy ! Component: 100 - total flux cleaned = 0.00048216 Jy ! Component: 150 - total flux cleaned = 0.000526908 Jy ! Component: 200 - total flux cleaned = 0.000540846 Jy ! Total flux subtracted in 200 components = 0.000540846 Jy ! Clean residual min=-0.000404 max=0.000448 Jy/beam ! Clean residual mean=-0.000001 rms=0.000122 Jy/beam ! Combined flux in latest and established models = 0.0316656 Jy selfcal ! Performing phase self-cal ! Adding 42 model components to the UV plane model. ! The established model now contains 217 components and 0.0316656 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=0.035360Jy sigma=0.576836 ! Fit after self-cal, rms=0.035391Jy sigma=0.576538 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 = 0.000244906 Jy ! Component: 100 - total flux cleaned = 0.000378234 Jy ! Component: 150 - total flux cleaned = 0.00032709 Jy ! Component: 200 - total flux cleaned = 0.0002458 Jy ! Total flux subtracted in 200 components = 0.0002458 Jy ! Clean residual min=-0.000363 max=0.000370 Jy/beam ! Clean residual mean=-0.000001 rms=0.000110 Jy/beam ! Combined flux in latest and established models = 0.0319115 Jy ! Performing phase self-cal ! Adding 39 model components to the UV plane model. ! The established model now contains 241 components and 0.0319115 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=0.035369Jy sigma=0.576340 ! Fit after self-cal, rms=0.035364Jy sigma=0.576265 ! 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=2.388 mas, bmaj=2.938 mas, bpa=-75.39 degrees ! Estimated noise=0.961253 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.388 x 2.938 at -75.39 degrees (North through East) ! Clean map min=-0.0022929 max=0.023921 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=1.96 mas, bmaj=2.787 mas, bpa=86.59 degrees ! Estimated noise=1.33141 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0185968 Jy ! Component: 100 - total flux cleaned = 0.0179457 Jy ! Component: 150 - total flux cleaned = 0.0199051 Jy ! Component: 200 - total flux cleaned = 0.0219046 Jy ! Total flux subtracted in 200 components = 0.0219046 Jy ! Clean residual min=-0.002479 max=0.002552 Jy/beam ! Clean residual mean=-0.000000 rms=0.000750 Jy/beam ! Combined flux in latest and established models = 0.0219046 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 36 model components to the UV plane model. ! The established model now contains 36 components and 0.0219046 Jy ! Inverting map and beam ! Estimated beam: bmin=2.388 mas, bmaj=2.938 mas, bpa=-75.39 degrees ! Estimated noise=0.961253 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 = 0.00164392 Jy ! Component: 100 - total flux cleaned = 0.00293131 Jy ! Component: 150 - total flux cleaned = 0.00392438 Jy ! Component: 200 - total flux cleaned = 0.00459293 Jy ! Total flux subtracted in 200 components = 0.00459293 Jy ! Clean residual min=-0.001645 max=0.001185 Jy/beam ! Clean residual mean=0.000000 rms=0.000404 Jy/beam ! Combined flux in latest and established models = 0.0264975 Jy ! Adding 36 model components to the UV plane model. ! The established model now contains 65 components and 0.0264975 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=2.645 mas, bmaj=3.178 mas, bpa=-70.27 degrees ! Estimated noise=0.980812 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000703984 Jy ! Component: 100 - total flux cleaned = 0.00110365 Jy ! Component: 150 - total flux cleaned = 0.00124702 Jy ! Component: 200 - total flux cleaned = 0.0013745 Jy ! Total flux subtracted in 200 components = 0.0013745 Jy ! Clean residual min=-0.000732 max=0.000666 Jy/beam ! Clean residual mean=-0.000000 rms=0.000227 Jy/beam ! Combined flux in latest and established models = 0.027872 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 = 0.000183551 Jy ! Component: 100 - total flux cleaned = 0.000309419 Jy ! Component: 150 - total flux cleaned = 0.000445125 Jy ! Component: 200 - total flux cleaned = 0.000552682 Jy ! Total flux subtracted in 200 components = 0.000552682 Jy ! Clean residual min=-0.000583 max=0.000511 Jy/beam ! Clean residual mean=-0.000000 rms=0.000168 Jy/beam ! Combined flux in latest and established models = 0.0284247 Jy ! Adding 57 model components to the UV plane model. ! The established model now contains 108 components and 0.0284247 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=2.388 mas, bmaj=2.938 mas, bpa=-75.39 degrees ! Estimated noise=0.961253 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -8.14393e-05 Jy ! Component: 100 - total flux cleaned = -5.21433e-05 Jy ! Component: 150 - total flux cleaned = -1.11038e-05 Jy ! Component: 200 - total flux cleaned = -3.79149e-05 Jy ! Total flux subtracted in 200 components = -3.79149e-05 Jy ! Clean residual min=-0.000464 max=0.000439 Jy/beam ! Clean residual mean=-0.000001 rms=0.000125 Jy/beam ! Combined flux in latest and established models = 0.0283868 Jy selfcal ! Performing phase self-cal ! Adding 37 model components to the UV plane model. ! The established model now contains 140 components and 0.0283868 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=0.035364Jy sigma=0.576338 ! Fit after self-cal, rms=0.035373Jy sigma=0.576183 wmodel J0838+2553_X_map.mod ! Writing 140 model components to file: J0838+2553_X_map.mod wobs J0838+2553_X_uvs.fits ! Writing UV FITS file: J0838+2553_X_uvs.fits wwins J0838+2553_X_map.win ! wwins: Wrote 5 windows to J0838+2553_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 = -0.000105777 Jy ! Component: 100 - total flux cleaned = -0.00014274 Jy ! Component: 150 - total flux cleaned = -0.000142845 Jy ! Component: 200 - total flux cleaned = -0.000142901 Jy ! Component: 250 - total flux cleaned = -0.000155147 Jy ! Component: 300 - total flux cleaned = -0.000143771 Jy ! Component: 350 - total flux cleaned = -0.000149525 Jy ! Component: 400 - total flux cleaned = -0.000144155 Jy ! Component: 450 - total flux cleaned = -0.000144164 Jy ! Component: 500 - total flux cleaned = -0.000138986 Jy ! Component: 550 - total flux cleaned = -0.000133978 Jy ! Component: 600 - total flux cleaned = -0.000134035 Jy ! Component: 650 - total flux cleaned = -0.000129074 Jy ! Component: 700 - total flux cleaned = -0.000129056 Jy ! Component: 750 - total flux cleaned = -0.000119295 Jy ! Component: 800 - total flux cleaned = -0.000109575 Jy ! Component: 850 - total flux cleaned = -9.98747e-05 Jy ! Component: 900 - total flux cleaned = -9.50536e-05 Jy ! Component: 950 - total flux cleaned = -0.000104696 Jy ! Component: 1000 - total flux cleaned = -0.000104702 Jy ! Component: 1050 - total flux cleaned = -0.00010954 Jy ! Component: 1100 - total flux cleaned = -0.000114374 Jy ! Component: 1150 - total flux cleaned = -0.000119272 Jy ! Component: 1200 - total flux cleaned = -0.000114339 Jy ! Component: 1250 - total flux cleaned = -0.000119253 Jy ! Component: 1300 - total flux cleaned = -0.000124209 Jy ! Component: 1350 - total flux cleaned = -0.000129191 Jy ! Component: 1400 - total flux cleaned = -0.000124182 Jy ! Component: 1450 - total flux cleaned = -0.000124207 Jy ! Component: 1500 - total flux cleaned = -0.000124241 Jy ! Component: 1550 - total flux cleaned = -0.000124206 Jy ! Component: 1600 - total flux cleaned = -0.000119001 Jy ! Component: 1650 - total flux cleaned = -0.000113765 Jy ! Component: 1700 - total flux cleaned = -0.000108503 Jy ! Component: 1750 - total flux cleaned = -0.000113913 Jy ! Component: 1800 - total flux cleaned = -0.000108473 Jy ! Component: 1850 - total flux cleaned = -0.000108505 Jy ! Component: 1900 - total flux cleaned = -0.000102855 Jy ! Component: 1950 - total flux cleaned = -0.000102777 Jy ! Component: 2000 - total flux cleaned = -0.000102696 Jy ! Component: 2050 - total flux cleaned = -9.68575e-05 Jy ! Component: 2100 - total flux cleaned = -8.4909e-05 Jy ! Component: 2150 - total flux cleaned = -9.09593e-05 Jy ! Component: 2200 - total flux cleaned = -9.09748e-05 Jy ! Component: 2250 - total flux cleaned = -9.09743e-05 Jy ! Component: 2300 - total flux cleaned = -8.47072e-05 Jy ! Component: 2350 - total flux cleaned = -9.11416e-05 Jy ! Component: 2400 - total flux cleaned = -9.76909e-05 Jy ! Component: 2450 - total flux cleaned = -9.77007e-05 Jy ! Component: 2500 - total flux cleaned = -0.000104506 Jy ! Component: 2550 - total flux cleaned = -0.000111257 Jy ! Component: 2600 - total flux cleaned = -0.00011819 Jy ! Component: 2650 - total flux cleaned = -0.000111136 Jy ! Component: 2700 - total flux cleaned = -9.67044e-05 Jy ! Component: 2750 - total flux cleaned = -7.47368e-05 Jy ! Component: 2800 - total flux cleaned = -5.23203e-05 Jy ! Component: 2850 - total flux cleaned = -2.93932e-05 Jy ! Component: 2900 - total flux cleaned = -1.37657e-05 Jy ! Component: 2950 - total flux cleaned = -1.3807e-05 Jy ! Component: 3000 - total flux cleaned = -5.81618e-06 Jy ! Component: 3050 - total flux cleaned = -5.86113e-06 Jy ! Component: 3100 - total flux cleaned = 1.09393e-05 Jy ! Component: 3150 - total flux cleaned = 1.9538e-05 Jy ! Component: 3200 - total flux cleaned = 3.71988e-05 Jy ! Component: 3250 - total flux cleaned = 4.63349e-05 Jy ! Component: 3300 - total flux cleaned = 4.6331e-05 Jy ! Component: 3350 - total flux cleaned = 6.52682e-05 Jy ! Component: 3400 - total flux cleaned = 7.51424e-05 Jy ! Component: 3450 - total flux cleaned = 7.51497e-05 Jy ! Component: 3500 - total flux cleaned = 9.52963e-05 Jy ! Component: 3550 - total flux cleaned = 0.000105759 Jy ! Component: 3600 - total flux cleaned = 0.000105843 Jy ! Component: 3650 - total flux cleaned = 0.000127222 Jy ! Component: 3700 - total flux cleaned = 0.000127227 Jy ! Component: 3750 - total flux cleaned = 0.000149497 Jy ! Component: 3800 - total flux cleaned = 0.000160831 Jy ! Component: 3850 - total flux cleaned = 0.000184235 Jy ! Component: 3900 - total flux cleaned = 0.000196139 Jy ! Component: 3950 - total flux cleaned = 0.000220512 Jy ! Component: 4000 - total flux cleaned = 0.000232958 Jy ! Component: 4050 - total flux cleaned = 0.000245599 Jy ! Total flux subtracted in 4096 components = 0.000284942 Jy ! Clean residual min=-0.000822 max=0.000656 Jy/beam ! Clean residual mean=-0.000001 rms=0.000218 Jy/beam ! Combined flux in latest and established models = 0.0286717 Jy keep ! Adding 145 model components to the UV plane model. ! The established model now contains 285 components and 0.0286717 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap .//J0838+2553_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.388 x 2.938 at -75.39 degrees (North through East) ! Clean map min=-0.002311 max=0.023376 Jy/beam ! Writing clean map to FITS file: .//J0838+2553_X_map.fits wmodel .//J0838+2553_X_map.mod ! Writing 285 model components to file: .//J0838+2553_X_map.mod wobs .//J0838+2553_X_uvs.fits ! Writing UV FITS file: .//J0838+2553_X_uvs.fits wwins .//J0838+2553_X_map.win ! wwins: Wrote 6 windows to .//J0838+2553_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0233756 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000262823 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -3.37305 3.37305 6.74609 13.4922 26.9844 53.9687 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0007 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.023 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 88.94 quit ! Quitting program ! Log file .//J0838+2553_X_dfm.log closed on Mon Jan 20 17:46:38 2020