! Started logfile: .//J2257-1826_X_dfm.log on Sun Oct 21 00:22:11 2018 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 .//J2257-1826_X_uva.fits ! Reading UV FITS file: .//J2257-1826_X_uva.fits ! AN table 1: 6 integrations on 15 of 15 possible baselines. ! Apparent sampling: 1 visibilities/baseline/integration-bin. ! Found source: J2257-1826 ! ! There are 8 IFs, and a total of 8 channels: ! ! IF Channel Frequency Freq offset Number of Overall IF ! origin at origin per channel channels bandwidth ! ------------------------------------------------------------- (Hz) ! 01 1 7.392e+09 3.2e+07 1 3.2e+07 ! 02 2 7.424e+09 3.2e+07 1 3.2e+07 ! 03 3 7.456e+09 3.2e+07 1 3.2e+07 ! 04 4 7.552e+09 3.2e+07 1 3.2e+07 ! 05 5 7.744e+09 3.2e+07 1 3.2e+07 ! 06 6 7.776e+09 3.2e+07 1 3.2e+07 ! 07 7 7.808e+09 3.2e+07 1 3.2e+07 ! 08 8 7.84e+09 3.2e+07 1 3.2e+07 ! ! Polarization(s): RR ! ! Read 85 lines of history. ! ! Reading 720 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 J2257-1826_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=1.002635Jy sigma=38.822995 ! Fit after self-cal, rms=0.961220Jy sigma=37.280518 ! clrmod: Cleared the established, tentative and continuum models. ! Redundant starting model cleared. uvw 2,-1 ! Uniform weighting binwidth: 2 (pixels). ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.8264 mas, bmaj=5.137 mas, bpa=23.94 degrees ! Estimated noise=0.928086 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 = 0.0287736 Jy ! Component: 100 - total flux cleaned = 0.0359597 Jy ! Total flux subtracted in 100 components = 0.0359597 Jy ! Clean residual min=-0.003142 max=0.004589 Jy/beam ! Clean residual mean=-0.000019 rms=0.000991 Jy/beam ! Combined flux in latest and established models = 0.0359597 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 13 components and 0.0359597 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=0.020622Jy sigma=0.731915 ! Fit after self-cal, rms=0.018386Jy sigma=0.648469 ! 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=0.9645 mas, bmaj=4.839 mas, bpa=23.66 degrees ! Estimated noise=0.708326 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 = 0.00518322 Jy ! Component: 100 - total flux cleaned = 0.00766403 Jy ! Component: 150 - total flux cleaned = 0.00923559 Jy ! Component: 200 - total flux cleaned = 0.0100516 Jy ! Total flux subtracted in 200 components = 0.0100516 Jy ! Clean residual min=-0.001657 max=0.001561 Jy/beam ! Clean residual mean=-0.000011 rms=0.000458 Jy/beam ! Combined flux in latest and established models = 0.0460113 Jy ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 33 components and 0.0460113 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=0.016890Jy sigma=0.587621 ! Fit after self-cal, rms=0.016887Jy sigma=0.587306 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9645 x 4.839 at 23.66 degrees (North through East) ! Clean map min=-0.0016086 max=0.039804 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 0.99 NL 0.94 OV 1.05 ! PT 0.96 SC 1.02 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 1.07 NL 1.06 OV 0.96 ! PT 0.94 SC 1.02 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.91 FD 1.02 NL 0.98 OV 1.07 ! PT 0.99 SC 1.07 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.91 FD 1.01 NL 1.07 OV 1.01 ! PT 1.05 SC 1.13 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 0.98 NL 1.10 OV 0.86 ! PT 1.02 SC 0.89 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 0.94 FD 0.96 NL 1.02 OV 0.89 ! PT 1.00 SC 1.12 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 0.88 FD 1.03 NL 1.01 OV 0.90 ! PT 0.95 SC 1.01 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 1.12 NL 0.95 OV 1.02 ! PT 1.09 SC 0.89 ! ! ! Fit before self-cal, rms=0.016887Jy sigma=0.587306 ! Fit after self-cal, rms=0.016367Jy sigma=0.570590 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.9676 mas, bmaj=4.866 mas, bpa=23.62 degrees ! Estimated noise=0.700532 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 = 0.000379502 Jy ! Component: 100 - total flux cleaned = 0.000275077 Jy ! Component: 150 - total flux cleaned = 0.000204638 Jy ! Component: 200 - total flux cleaned = 0.000127099 Jy ! Total flux subtracted in 200 components = 0.000127099 Jy ! Clean residual min=-0.001143 max=0.001087 Jy/beam ! Clean residual mean=-0.000001 rms=0.000293 Jy/beam ! Combined flux in latest and established models = 0.0461384 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 50 components and 0.0461384 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=0.016335Jy sigma=0.569092 ! Fit after self-cal, rms=0.016348Jy sigma=0.568846 ! 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=0.016348Jy sigma=0.568846 ! Fit after self-cal, rms=0.016375Jy sigma=0.568785 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9675 mas, bmaj=4.867 mas, bpa=23.62 degrees ! Estimated noise=0.701138 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 2.27366e-05 Jy ! Component: 100 - total flux cleaned = 1.04632e-06 Jy ! Component: 150 - total flux cleaned = -1.91524e-05 Jy ! Component: 200 - total flux cleaned = -1.92975e-05 Jy ! Total flux subtracted in 200 components = -1.92975e-05 Jy ! Clean residual min=-0.001136 max=0.001071 Jy/beam ! Clean residual mean=-0.000000 rms=0.000285 Jy/beam ! Combined flux in latest and established models = 0.0461191 Jy selfcal ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 62 components and 0.0461191 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=0.016368Jy sigma=0.568529 ! Fit after self-cal, rms=0.016368Jy sigma=0.568515 flux_cutoff = imstat(rms) * dynam ! Inverting map repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -2.07199e-05 Jy ! Component: 100 - total flux cleaned = -2.1072e-05 Jy ! Component: 150 - total flux cleaned = -1.57051e-05 Jy ! Component: 200 - total flux cleaned = -1.08695e-05 Jy ! Total flux subtracted in 200 components = -1.08695e-05 Jy ! Clean residual min=-0.001114 max=0.001062 Jy/beam ! Clean residual mean=-0.000000 rms=0.000281 Jy/beam ! Combined flux in latest and established models = 0.0461083 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 69 components and 0.0461083 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=0.016364Jy sigma=0.568404 ! Fit after self-cal, rms=0.016365Jy sigma=0.568396 ! 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=0.016365Jy sigma=0.568396 ! Fit after self-cal, rms=0.016366Jy sigma=0.568374 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9677 mas, bmaj=4.868 mas, bpa=23.61 degrees ! Estimated noise=0.701299 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -4.95133e-05 Jy ! Component: 100 - total flux cleaned = -2.38307e-05 Jy ! Component: 150 - total flux cleaned = -1.4199e-05 Jy ! Component: 200 - total flux cleaned = 8.35195e-06 Jy ! Total flux subtracted in 200 components = 8.35195e-06 Jy ! Clean residual min=-0.001107 max=0.001058 Jy/beam ! Clean residual mean=-0.000000 rms=0.000278 Jy/beam ! Combined flux in latest and established models = 0.0461166 Jy selfcal ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 78 components and 0.0461166 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=0.016362Jy sigma=0.568300 ! Fit after self-cal, rms=0.016362Jy sigma=0.568292 flux_cutoff = imstat(rms) * dynam ! Inverting map repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -3.77286e-05 Jy ! Component: 100 - total flux cleaned = -1.90551e-06 Jy ! Component: 150 - total flux cleaned = 3.21364e-05 Jy ! Component: 200 - total flux cleaned = 5.64425e-05 Jy ! Total flux subtracted in 200 components = 5.64425e-05 Jy ! Clean residual min=-0.001108 max=0.001048 Jy/beam ! Clean residual mean=-0.000000 rms=0.000276 Jy/beam ! Combined flux in latest and established models = 0.0461731 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 81 components and 0.0461731 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=0.016359Jy sigma=0.568234 ! Fit after self-cal, rms=0.016360Jy sigma=0.568226 ! 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=0.016360Jy sigma=0.568226 ! Fit after self-cal, rms=0.016365Jy sigma=0.568214 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.06 mas, bmaj=4.953 mas, bpa=15.14 degrees ! Estimated noise=0.863061 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 3.09404e-05 Jy ! Component: 100 - total flux cleaned = 1.65841e-05 Jy ! Component: 150 - total flux cleaned = 3.71821e-05 Jy ! Component: 200 - total flux cleaned = 7.17777e-05 Jy ! Total flux subtracted in 200 components = 7.17777e-05 Jy ! Clean residual min=-0.001149 max=0.000957 Jy/beam ! Clean residual mean=-0.000001 rms=0.000316 Jy/beam ! Combined flux in latest and established models = 0.0462449 Jy selfcal ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 95 components and 0.0462449 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=0.016365Jy sigma=0.568237 ! Fit after self-cal, rms=0.016364Jy sigma=0.568222 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 = 8.62347e-06 Jy ! Component: 100 - total flux cleaned = 2.26103e-05 Jy ! Component: 150 - total flux cleaned = 4.48805e-05 Jy ! Component: 200 - total flux cleaned = 6.16722e-05 Jy ! Total flux subtracted in 200 components = 6.16722e-05 Jy ! Clean residual min=-0.001147 max=0.000945 Jy/beam ! Clean residual mean=-0.000001 rms=0.000315 Jy/beam ! Combined flux in latest and established models = 0.0463065 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 101 components and 0.0463065 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=0.016364Jy sigma=0.568250 ! Fit after self-cal, rms=0.016364Jy sigma=0.568246 ! 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=0.9678 mas, bmaj=4.868 mas, bpa=23.61 degrees ! Estimated noise=0.701575 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9678 x 4.868 at 23.61 degrees (North through East) ! Clean map min=-0.001006 max=0.039618 Jy/beam if(peak(flux) > thresh) selfcal true, true clean clean_niter,clean_gain selfcal flux_cutoff = imstat(rms) * dynam repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) selfcal true, true end if print "============== Clearing model and starting over ==========" ! ============== Clearing model and starting over ========== clrmod true ! clrmod: Cleared the established and tentative models. uvw 2,-1 ! Uniform weighting binwidth: 2 (pixels). ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8307 mas, bmaj=5.126 mas, bpa=23.9 degrees ! Estimated noise=0.922033 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0296268 Jy ! Component: 100 - total flux cleaned = 0.0367677 Jy ! Component: 150 - total flux cleaned = 0.040206 Jy ! Component: 200 - total flux cleaned = 0.0423805 Jy ! Total flux subtracted in 200 components = 0.0423805 Jy ! Clean residual min=-0.001919 max=0.001758 Jy/beam ! Clean residual mean=-0.000005 rms=0.000475 Jy/beam ! Combined flux in latest and established models = 0.0423805 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 21 model components to the UV plane model. ! The established model now contains 21 components and 0.0423805 Jy ! Inverting map and beam ! Estimated beam: bmin=0.9678 mas, bmaj=4.868 mas, bpa=23.61 degrees ! Estimated noise=0.701575 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 = 0.0019348 Jy ! Component: 100 - total flux cleaned = 0.00289811 Jy ! Component: 150 - total flux cleaned = 0.00313718 Jy ! Component: 200 - total flux cleaned = 0.00329704 Jy ! Total flux subtracted in 200 components = 0.00329704 Jy ! Clean residual min=-0.001297 max=0.001056 Jy/beam ! Clean residual mean=-0.000001 rms=0.000306 Jy/beam ! Combined flux in latest and established models = 0.0456775 Jy ! Adding 15 model components to the UV plane model. ! The established model now contains 35 components and 0.0456775 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=2.06 mas, bmaj=4.953 mas, bpa=15.14 degrees ! Estimated noise=0.863061 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00014223 Jy ! Component: 100 - total flux cleaned = 0.000244383 Jy ! Component: 150 - total flux cleaned = 0.000348762 Jy ! Component: 200 - total flux cleaned = 0.000467057 Jy ! Total flux subtracted in 200 components = 0.000467057 Jy ! Clean residual min=-0.001200 max=0.001029 Jy/beam ! Clean residual mean=-0.000001 rms=0.000339 Jy/beam ! Combined flux in latest and established models = 0.0461446 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 = 9.60726e-05 Jy ! Component: 100 - total flux cleaned = 0.00013935 Jy ! Component: 150 - total flux cleaned = 0.000165951 Jy ! Component: 200 - total flux cleaned = 0.000184962 Jy ! Total flux subtracted in 200 components = 0.000184962 Jy ! Clean residual min=-0.001183 max=0.000980 Jy/beam ! Clean residual mean=-0.000001 rms=0.000330 Jy/beam ! Combined flux in latest and established models = 0.0463295 Jy ! Adding 39 model components to the UV plane model. ! The established model now contains 65 components and 0.0463295 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.9678 mas, bmaj=4.868 mas, bpa=23.61 degrees ! Estimated noise=0.701575 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000111915 Jy ! Component: 100 - total flux cleaned = -0.000165888 Jy ! Component: 150 - total flux cleaned = -0.000166967 Jy ! Component: 200 - total flux cleaned = -0.000143745 Jy ! Total flux subtracted in 200 components = -0.000143745 Jy ! Clean residual min=-0.001120 max=0.001050 Jy/beam ! Clean residual mean=-0.000000 rms=0.000279 Jy/beam ! Combined flux in latest and established models = 0.0461858 Jy selfcal ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 81 components and 0.0461858 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=0.016374Jy sigma=0.568437 ! Fit after self-cal, rms=0.016374Jy sigma=0.568414 wmodel J2257-1826_X_map.mod ! Writing 81 model components to file: J2257-1826_X_map.mod wobs J2257-1826_X_uvs.fits ! Writing UV FITS file: J2257-1826_X_uvs.fits wwins J2257-1826_X_map.win ! wwins: Wrote 1 windows to J2257-1826_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 = -0.000185376 Jy ! Component: 100 - total flux cleaned = -0.000167046 Jy ! Component: 150 - total flux cleaned = -0.000166766 Jy ! Component: 200 - total flux cleaned = -0.000137659 Jy ! Component: 250 - total flux cleaned = -0.000124457 Jy ! Component: 300 - total flux cleaned = -9.8995e-05 Jy ! Component: 350 - total flux cleaned = -6.34447e-05 Jy ! Component: 400 - total flux cleaned = -3.00248e-05 Jy ! Component: 450 - total flux cleaned = -8.7695e-06 Jy ! Component: 500 - total flux cleaned = 2.1207e-05 Jy ! Component: 550 - total flux cleaned = 4.06365e-05 Jy ! Component: 600 - total flux cleaned = 0.000105028 Jy ! Component: 650 - total flux cleaned = 0.000158211 Jy ! Component: 700 - total flux cleaned = 0.000184297 Jy ! Component: 750 - total flux cleaned = 0.000209659 Jy ! Component: 800 - total flux cleaned = 0.000234233 Jy ! Component: 850 - total flux cleaned = 0.000258131 Jy ! Component: 900 - total flux cleaned = 0.000289438 Jy ! Component: 950 - total flux cleaned = 0.000312444 Jy ! Component: 1000 - total flux cleaned = 0.000357626 Jy ! Component: 1050 - total flux cleaned = 0.000387252 Jy ! Component: 1100 - total flux cleaned = 0.000408973 Jy ! Component: 1150 - total flux cleaned = 0.000408984 Jy ! Component: 1200 - total flux cleaned = 0.000451258 Jy ! Component: 1250 - total flux cleaned = 0.000486001 Jy ! Component: 1300 - total flux cleaned = 0.000513532 Jy ! Component: 1350 - total flux cleaned = 0.000547655 Jy ! Component: 1400 - total flux cleaned = 0.000574749 Jy ! Component: 1450 - total flux cleaned = 0.000601666 Jy ! Component: 1500 - total flux cleaned = 0.000641667 Jy ! Component: 1550 - total flux cleaned = 0.00067469 Jy ! Component: 1600 - total flux cleaned = 0.000714069 Jy ! Component: 1650 - total flux cleaned = 0.000746644 Jy ! Component: 1700 - total flux cleaned = 0.000766063 Jy ! Component: 1750 - total flux cleaned = 0.000804664 Jy ! Component: 1800 - total flux cleaned = 0.00081744 Jy ! Component: 1850 - total flux cleaned = 0.000830213 Jy ! Component: 1900 - total flux cleaned = 0.000849343 Jy ! Component: 1950 - total flux cleaned = 0.000862046 Jy ! Component: 2000 - total flux cleaned = 0.000874702 Jy ! Component: 2050 - total flux cleaned = 0.000893651 Jy ! Component: 2100 - total flux cleaned = 0.000893674 Jy ! Component: 2150 - total flux cleaned = 0.000906315 Jy ! Component: 2200 - total flux cleaned = 0.000918908 Jy ! Component: 2250 - total flux cleaned = 0.000937832 Jy ! Component: 2300 - total flux cleaned = 0.0009567 Jy ! Component: 2350 - total flux cleaned = 0.00098202 Jy ! Component: 2400 - total flux cleaned = 0.00101362 Jy ! Component: 2450 - total flux cleaned = 0.00101992 Jy ! Component: 2500 - total flux cleaned = 0.00103267 Jy ! Component: 2550 - total flux cleaned = 0.00105189 Jy ! Component: 2600 - total flux cleaned = 0.00103901 Jy ! Component: 2650 - total flux cleaned = 0.00105843 Jy ! Component: 2700 - total flux cleaned = 0.00106502 Jy ! Component: 2750 - total flux cleaned = 0.0010716 Jy ! Component: 2800 - total flux cleaned = 0.0010716 Jy ! Component: 2850 - total flux cleaned = 0.00109148 Jy ! Component: 2900 - total flux cleaned = 0.00107819 Jy ! Component: 2950 - total flux cleaned = 0.00107819 Jy ! Component: 3000 - total flux cleaned = 0.00107816 Jy ! Component: 3050 - total flux cleaned = 0.00107142 Jy ! Component: 3100 - total flux cleaned = 0.00107138 Jy ! Component: 3150 - total flux cleaned = 0.00106451 Jy ! Component: 3200 - total flux cleaned = 0.00104378 Jy ! Component: 3250 - total flux cleaned = 0.00104374 Jy ! Component: 3300 - total flux cleaned = 0.00103673 Jy ! Component: 3350 - total flux cleaned = 0.00102262 Jy ! Component: 3400 - total flux cleaned = 0.00102973 Jy ! Component: 3450 - total flux cleaned = 0.00104409 Jy ! Component: 3500 - total flux cleaned = 0.00105856 Jy ! Component: 3550 - total flux cleaned = 0.00107321 Jy ! Component: 3600 - total flux cleaned = 0.00106581 Jy ! Component: 3650 - total flux cleaned = 0.00108817 Jy ! Component: 3700 - total flux cleaned = 0.00110329 Jy ! Component: 3750 - total flux cleaned = 0.00111847 Jy ! Component: 3800 - total flux cleaned = 0.00112619 Jy ! Component: 3850 - total flux cleaned = 0.0011494 Jy ! Component: 3900 - total flux cleaned = 0.00115721 Jy ! Component: 3950 - total flux cleaned = 0.00117302 Jy ! Component: 4000 - total flux cleaned = 0.00119699 Jy ! Component: 4050 - total flux cleaned = 0.00122126 Jy ! Total flux subtracted in 4096 components = 0.00123764 Jy ! Clean residual min=-0.000447 max=0.000477 Jy/beam ! Clean residual mean=-0.000000 rms=0.000130 Jy/beam ! Combined flux in latest and established models = 0.0474234 Jy keep ! Adding 175 model components to the UV plane model. ! The established model now contains 256 components and 0.0474234 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap .//J2257-1826_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9678 x 4.868 at 23.61 degrees (North through East) ! Clean map min=-0.0015259 max=0.039455 Jy/beam ! Writing clean map to FITS file: .//J2257-1826_X_map.fits wmodel .//J2257-1826_X_map.mod ! Writing 256 model components to file: .//J2257-1826_X_map.mod wobs .//J2257-1826_X_uvs.fits ! Writing UV FITS file: .//J2257-1826_X_uvs.fits wwins .//J2257-1826_X_map.win ! wwins: Wrote 2 windows to .//J2257-1826_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0394549 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000135824 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -1.03275 1.03275 2.0655 4.131 8.26201 16.524 33.048 66.0961 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0004 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.039 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 290.486 quit ! Quitting program ! Log file .//J2257-1826_X_dfm.log closed on Sun Oct 21 00:22:15 2018