! Started logfile: .//J0243-0550_C_dfm.log on Sat Oct 20 23:38:42 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 .//J0243-0550_C_uva.fits ! Reading UV FITS file: .//J0243-0550_C_uva.fits ! AN table 1: 4 integrations on 21 of 21 possible baselines. ! Apparent sampling: 1 visibilities/baseline/integration-bin. ! Found source: J0243-0550 ! ! 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 76 lines of history. ! ! Reading 672 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 J0243-0550_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 28 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 28 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=1.125852Jy sigma=52.825093 ! Fit after self-cal, rms=0.490998Jy sigma=22.650680 ! 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=1.481 mas, bmaj=7.903 mas, bpa=25.38 degrees ! Estimated noise=0.869471 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 = 0.387695 Jy ! Component: 100 - total flux cleaned = 0.473726 Jy ! Total flux subtracted in 100 components = 0.473726 Jy ! Clean residual min=-0.018257 max=0.030184 Jy/beam ! Clean residual mean=0.000057 rms=0.005663 Jy/beam ! Combined flux in latest and established models = 0.473726 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 9 components and 0.473726 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=0.069156Jy sigma=3.042796 ! Fit after self-cal, rms=0.069150Jy sigma=3.042691 ! 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=1.842 mas, bmaj=7.793 mas, bpa=24.72 degrees ! Estimated noise=0.733377 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 = 0.0447547 Jy ! Component: 100 - total flux cleaned = 0.0693295 Jy ! Component: 150 - total flux cleaned = 0.084348 Jy ! Component: 200 - total flux cleaned = 0.0936849 Jy ! Total flux subtracted in 200 components = 0.0936849 Jy ! Clean residual min=-0.006424 max=0.005503 Jy/beam ! Clean residual mean=0.000009 rms=0.001529 Jy/beam ! Combined flux in latest and established models = 0.567411 Jy ! Performing phase self-cal ! Adding 43 model components to the UV plane model. ! The established model now contains 43 components and 0.567411 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=0.029170Jy sigma=0.986928 ! Fit after self-cal, rms=0.029111Jy sigma=0.984833 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.842 x 7.793 at 24.72 degrees (North through East) ! Clean map min=-0.0061565 max=0.51357 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.00* FD 0.00* LA 0.00* NL 0.00* ! OV 0.00* PT 0.00* SC 0.00* ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.00* FD 0.00* LA 0.00* NL 0.00* ! OV 0.00* PT 0.00* SC 0.00* ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 1.03 LA 0.96 NL 0.99 ! OV 1.04 PT 1.03 SC 1.04 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 0.99 LA 0.98 NL 1.01 ! OV 0.98 PT 0.96 SC 1.03 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 0.99 LA 0.97 NL 1.01 ! OV 1.00 PT 0.97 SC 1.03 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 1.00 LA 0.99 NL 1.02 ! OV 1.01 PT 0.99 SC 1.01 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 1.00 LA 0.97 NL 1.00 ! OV 1.01 PT 1.01 SC 0.99 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 1.00 LA 0.99 NL 1.01 ! OV 0.99 PT 1.01 SC 1.01 ! ! ! Fit before self-cal, rms=0.029111Jy sigma=0.984833 ! Fit after self-cal, rms=0.025528Jy sigma=0.751018 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.853 mas, bmaj=7.82 mas, bpa=24.73 degrees ! Estimated noise=0.729277 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 = 0.00207049 Jy ! Component: 100 - total flux cleaned = 0.00260833 Jy ! Component: 150 - total flux cleaned = 0.00282807 Jy ! Component: 200 - total flux cleaned = 0.00278426 Jy ! Total flux subtracted in 200 components = 0.00278426 Jy ! Clean residual min=-0.003650 max=0.003672 Jy/beam ! Clean residual mean=-0.000017 rms=0.000903 Jy/beam ! Combined flux in latest and established models = 0.570195 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 60 components and 0.570195 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=0.025147Jy sigma=0.728166 ! Fit after self-cal, rms=0.025135Jy sigma=0.727893 ! 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=0.025135Jy sigma=0.727893 ! Fit after self-cal, rms=0.025096Jy sigma=0.726303 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.853 mas, bmaj=7.815 mas, bpa=24.73 degrees ! Estimated noise=0.729357 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000803713 Jy ! Component: 100 - total flux cleaned = 0.000974275 Jy ! Component: 150 - total flux cleaned = 0.000944418 Jy ! Component: 200 - total flux cleaned = 0.000970062 Jy ! Total flux subtracted in 200 components = 0.000970062 Jy ! Clean residual min=-0.003529 max=0.003401 Jy/beam ! Clean residual mean=-0.000016 rms=0.000873 Jy/beam ! Combined flux in latest and established models = 0.571165 Jy selfcal ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 69 components and 0.571165 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=0.025006Jy sigma=0.721096 ! Fit after self-cal, rms=0.025004Jy sigma=0.720950 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 = 5.92239e-06 Jy ! Component: 100 - total flux cleaned = 3.04766e-05 Jy ! Component: 150 - total flux cleaned = 3.0065e-05 Jy ! Component: 200 - total flux cleaned = 5.37004e-05 Jy ! Total flux subtracted in 200 components = 5.37004e-05 Jy ! Clean residual min=-0.003457 max=0.003331 Jy/beam ! Clean residual mean=-0.000016 rms=0.000860 Jy/beam ! Combined flux in latest and established models = 0.571219 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 77 components and 0.571219 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=0.024957Jy sigma=0.718136 ! Fit after self-cal, rms=0.024957Jy sigma=0.718065 ! 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=0.024957Jy sigma=0.718065 ! Fit after self-cal, rms=0.024943Jy sigma=0.717499 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.854 mas, bmaj=7.811 mas, bpa=24.73 degrees ! Estimated noise=0.729472 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00055627 Jy ! Component: 100 - total flux cleaned = 0.000649078 Jy ! Component: 150 - total flux cleaned = 0.000670903 Jy ! Component: 200 - total flux cleaned = 0.000712413 Jy ! Total flux subtracted in 200 components = 0.000712413 Jy ! Clean residual min=-0.003330 max=0.003268 Jy/beam ! Clean residual mean=-0.000015 rms=0.000842 Jy/beam ! Combined flux in latest and established models = 0.571931 Jy selfcal ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 86 components and 0.571931 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=0.024902Jy sigma=0.714848 ! Fit after self-cal, rms=0.024904Jy sigma=0.714772 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 = -2.4908e-05 Jy ! Component: 100 - total flux cleaned = -4.50989e-06 Jy ! Component: 150 - total flux cleaned = 1.47065e-05 Jy ! Component: 200 - total flux cleaned = 3.35962e-05 Jy ! Total flux subtracted in 200 components = 3.35962e-05 Jy ! Clean residual min=-0.003278 max=0.003240 Jy/beam ! Clean residual mean=-0.000015 rms=0.000834 Jy/beam ! Combined flux in latest and established models = 0.571965 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 91 components and 0.571965 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=0.024873Jy sigma=0.712940 ! Fit after self-cal, rms=0.024875Jy sigma=0.712896 ! 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=0.024875Jy sigma=0.712896 ! Fit after self-cal, rms=0.024869Jy sigma=0.712560 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.926 mas, bmaj=7.761 mas, bpa=18.04 degrees ! Estimated noise=0.861929 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000648687 Jy ! Component: 100 - total flux cleaned = -0.000792482 Jy ! Component: 150 - total flux cleaned = -0.000833642 Jy ! Component: 200 - total flux cleaned = -0.000872033 Jy ! Total flux subtracted in 200 components = -0.000872033 Jy ! Clean residual min=-0.003380 max=0.004023 Jy/beam ! Clean residual mean=-0.000025 rms=0.001072 Jy/beam ! Combined flux in latest and established models = 0.571093 Jy selfcal ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 96 components and 0.571093 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=0.024851Jy sigma=0.712760 ! Fit after self-cal, rms=0.024845Jy sigma=0.712660 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 = -0.00010665 Jy ! Component: 100 - total flux cleaned = -0.00012425 Jy ! Component: 150 - total flux cleaned = -0.000156891 Jy ! Component: 200 - total flux cleaned = -0.000188387 Jy ! Total flux subtracted in 200 components = -0.000188387 Jy ! Clean residual min=-0.003304 max=0.003959 Jy/beam ! Clean residual mean=-0.000025 rms=0.001053 Jy/beam ! Combined flux in latest and established models = 0.570905 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 101 components and 0.570905 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=0.024831Jy sigma=0.713081 ! Fit after self-cal, rms=0.024830Jy sigma=0.713028 ! 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=1.854 mas, bmaj=7.807 mas, bpa=24.73 degrees ! Estimated noise=0.729525 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.854 x 7.807 at 24.73 degrees (North through East) ! Clean map min=-0.0029726 max=0.51132 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 ! Performing amp+phase self-cal ! ! 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=0.024830Jy sigma=0.713028 ! Fit after self-cal, rms=0.023242Jy sigma=0.654727 ! Inverting map and beam ! Estimated beam: bmin=1.853 mas, bmaj=7.813 mas, bpa=24.73 degrees ! Estimated noise=0.729936 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000443278 Jy ! Component: 100 - total flux cleaned = 0.000549944 Jy ! Component: 150 - total flux cleaned = 0.000627049 Jy ! Component: 200 - total flux cleaned = 0.000681317 Jy ! Total flux subtracted in 200 components = 0.000681317 Jy ! Clean residual min=-0.003061 max=0.003145 Jy/beam ! Clean residual mean=-0.000015 rms=0.000799 Jy/beam ! Combined flux in latest and established models = 0.571586 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 112 components and 0.571586 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=0.023216Jy sigma=0.652051 ! Fit after self-cal, rms=0.023222Jy sigma=0.651974 ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 3.58749e-05 Jy ! Component: 100 - total flux cleaned = 7.12402e-05 Jy ! Component: 150 - total flux cleaned = 7.12256e-05 Jy ! Component: 200 - total flux cleaned = 7.12363e-05 Jy ! Total flux subtracted in 200 components = 7.12363e-05 Jy ! Clean residual min=-0.003030 max=0.003126 Jy/beam ! Clean residual mean=-0.000015 rms=0.000794 Jy/beam ! Combined flux in latest and established models = 0.571657 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 116 components and 0.571657 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=0.023198Jy sigma=0.650428 ! Fit after self-cal, rms=0.023202Jy sigma=0.650386 ! Inverting map ! Performing amp+phase self-cal ! ! 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=0.023202Jy sigma=0.650386 ! Fit after self-cal, rms=0.023210Jy sigma=0.649973 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=1.489 mas, bmaj=7.911 mas, bpa=25.39 degrees ! Estimated noise=0.870725 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.388249 Jy ! Component: 100 - total flux cleaned = 0.473638 Jy ! Component: 150 - total flux cleaned = 0.505282 Jy ! Component: 200 - total flux cleaned = 0.524806 Jy ! Total flux subtracted in 200 components = 0.524806 Jy ! Clean residual min=-0.009372 max=0.010821 Jy/beam ! Clean residual mean=0.000015 rms=0.002470 Jy/beam ! Combined flux in latest and established models = 0.524806 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 23 model components to the UV plane model. ! The established model now contains 23 components and 0.524806 Jy ! Inverting map and beam ! Estimated beam: bmin=1.854 mas, bmaj=7.81 mas, bpa=24.73 degrees ! Estimated noise=0.730204 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 = 0.0184135 Jy ! Component: 100 - total flux cleaned = 0.0295699 Jy ! Component: 150 - total flux cleaned = 0.0364675 Jy ! Component: 200 - total flux cleaned = 0.0407974 Jy ! Total flux subtracted in 200 components = 0.0407974 Jy ! Clean residual min=-0.004050 max=0.003543 Jy/beam ! Clean residual mean=-0.000008 rms=0.000972 Jy/beam ! Combined flux in latest and established models = 0.565603 Jy ! Adding 29 model components to the UV plane model. ! The established model now contains 44 components and 0.565603 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=3.926 mas, bmaj=7.763 mas, bpa=18.05 degrees ! Estimated noise=0.862924 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00323519 Jy ! Component: 100 - total flux cleaned = 0.00466859 Jy ! Component: 150 - total flux cleaned = 0.00466529 Jy ! Component: 200 - total flux cleaned = 0.00470085 Jy ! Total flux subtracted in 200 components = 0.00470085 Jy ! Clean residual min=-0.003735 max=0.003951 Jy/beam ! Clean residual mean=-0.000024 rms=0.001083 Jy/beam ! Combined flux in latest and established models = 0.570304 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 = 3.25268e-05 Jy ! Component: 100 - total flux cleaned = 6.32221e-05 Jy ! Component: 150 - total flux cleaned = 0.000117569 Jy ! Component: 200 - total flux cleaned = 0.000142544 Jy ! Total flux subtracted in 200 components = 0.000142544 Jy ! Clean residual min=-0.003548 max=0.003872 Jy/beam ! Clean residual mean=-0.000024 rms=0.001056 Jy/beam ! Combined flux in latest and established models = 0.570446 Jy ! Adding 48 model components to the UV plane model. ! The established model now contains 84 components and 0.570446 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=1.854 mas, bmaj=7.81 mas, bpa=24.73 degrees ! Estimated noise=0.730204 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000860335 Jy ! Component: 100 - total flux cleaned = 0.00105207 Jy ! Component: 150 - total flux cleaned = 0.00122128 Jy ! Component: 200 - total flux cleaned = 0.00122169 Jy ! Total flux subtracted in 200 components = 0.00122169 Jy ! Clean residual min=-0.003429 max=0.003248 Jy/beam ! Clean residual mean=-0.000015 rms=0.000833 Jy/beam ! Combined flux in latest and established models = 0.571668 Jy selfcal ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 104 components and 0.571668 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=0.023387Jy sigma=0.664475 ! Fit after self-cal, rms=0.023398Jy sigma=0.664182 wmodel J0243-0550_C_map.mod ! Writing 104 model components to file: J0243-0550_C_map.mod wobs J0243-0550_C_uvs.fits ! Writing UV FITS file: J0243-0550_C_uvs.fits wwins J0243-0550_C_map.win ! wwins: Wrote 1 windows to J0243-0550_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 = -0.000152863 Jy ! Component: 100 - total flux cleaned = -5.32914e-05 Jy ! Component: 150 - total flux cleaned = -9.86745e-05 Jy ! Component: 200 - total flux cleaned = -0.000179135 Jy ! Component: 250 - total flux cleaned = -0.000178903 Jy ! Component: 300 - total flux cleaned = -7.62903e-05 Jy ! Component: 350 - total flux cleaned = -7.6631e-05 Jy ! Component: 400 - total flux cleaned = -0.000136357 Jy ! Component: 450 - total flux cleaned = -0.000136276 Jy ! Component: 500 - total flux cleaned = -0.000213706 Jy ! Component: 550 - total flux cleaned = -0.000237768 Jy ! Component: 600 - total flux cleaned = -0.00033148 Jy ! Component: 650 - total flux cleaned = -0.000420489 Jy ! Component: 700 - total flux cleaned = -0.000442122 Jy ! Component: 750 - total flux cleaned = -0.000442979 Jy ! Component: 800 - total flux cleaned = -0.000443236 Jy ! Component: 850 - total flux cleaned = -0.000499173 Jy ! Component: 900 - total flux cleaned = -0.000516868 Jy ! Component: 950 - total flux cleaned = -0.000516504 Jy ! Component: 1000 - total flux cleaned = -0.000533432 Jy ! Component: 1050 - total flux cleaned = -0.000517614 Jy ! Component: 1100 - total flux cleaned = -0.000610627 Jy ! Component: 1150 - total flux cleaned = -0.000596369 Jy ! Component: 1200 - total flux cleaned = -0.000596793 Jy ! Component: 1250 - total flux cleaned = -0.000582685 Jy ! Component: 1300 - total flux cleaned = -0.00060998 Jy ! Component: 1350 - total flux cleaned = -0.000609617 Jy ! Component: 1400 - total flux cleaned = -0.000609701 Jy ! Component: 1450 - total flux cleaned = -0.000609788 Jy ! Component: 1500 - total flux cleaned = -0.000609678 Jy ! Component: 1550 - total flux cleaned = -0.00058529 Jy ! Component: 1600 - total flux cleaned = -0.000549304 Jy ! Component: 1650 - total flux cleaned = -0.000525574 Jy ! Component: 1700 - total flux cleaned = -0.000478948 Jy ! Component: 1750 - total flux cleaned = -0.000410307 Jy ! Component: 1800 - total flux cleaned = -0.000398813 Jy ! Component: 1850 - total flux cleaned = -0.000376379 Jy ! Component: 1900 - total flux cleaned = -0.00034353 Jy ! Component: 1950 - total flux cleaned = -0.000332915 Jy ! Component: 2000 - total flux cleaned = -0.000332889 Jy ! Component: 2050 - total flux cleaned = -0.000322246 Jy ! Component: 2100 - total flux cleaned = -0.000290621 Jy ! Component: 2150 - total flux cleaned = -0.000311471 Jy ! Component: 2200 - total flux cleaned = -0.000290759 Jy ! Component: 2250 - total flux cleaned = -0.000270152 Jy ! Component: 2300 - total flux cleaned = -0.000280296 Jy ! Component: 2350 - total flux cleaned = -0.000249991 Jy ! Component: 2400 - total flux cleaned = -0.000239971 Jy ! Component: 2450 - total flux cleaned = -0.000239927 Jy ! Component: 2500 - total flux cleaned = -0.000239944 Jy ! Component: 2550 - total flux cleaned = -0.000249889 Jy ! Component: 2600 - total flux cleaned = -0.000230322 Jy ! Component: 2650 - total flux cleaned = -0.00024982 Jy ! Component: 2700 - total flux cleaned = -0.000249792 Jy ! Component: 2750 - total flux cleaned = -0.000269203 Jy ! Component: 2800 - total flux cleaned = -0.000259645 Jy ! Component: 2850 - total flux cleaned = -0.000269255 Jy ! Component: 2900 - total flux cleaned = -0.00027886 Jy ! Component: 2950 - total flux cleaned = -0.000278896 Jy ! Component: 3000 - total flux cleaned = -0.000278923 Jy ! Component: 3050 - total flux cleaned = -0.000288438 Jy ! Component: 3100 - total flux cleaned = -0.00028848 Jy ! Component: 3150 - total flux cleaned = -0.000298024 Jy ! Component: 3200 - total flux cleaned = -0.000307455 Jy ! Component: 3250 - total flux cleaned = -0.000316961 Jy ! Component: 3300 - total flux cleaned = -0.000345362 Jy ! Component: 3350 - total flux cleaned = -0.000354852 Jy ! Component: 3400 - total flux cleaned = -0.000383159 Jy ! Component: 3450 - total flux cleaned = -0.000402061 Jy ! Component: 3500 - total flux cleaned = -0.000430412 Jy ! Component: 3550 - total flux cleaned = -0.000468176 Jy ! Component: 3600 - total flux cleaned = -0.000505989 Jy ! Component: 3650 - total flux cleaned = -0.000534445 Jy ! Component: 3700 - total flux cleaned = -0.000572381 Jy ! Component: 3750 - total flux cleaned = -0.000610349 Jy ! Component: 3800 - total flux cleaned = -0.000648304 Jy ! Component: 3850 - total flux cleaned = -0.000686339 Jy ! Component: 3900 - total flux cleaned = -0.000743398 Jy ! Component: 3950 - total flux cleaned = -0.000762531 Jy ! Component: 4000 - total flux cleaned = -0.000810278 Jy ! Component: 4050 - total flux cleaned = -0.000829454 Jy ! Total flux subtracted in 4096 components = -0.000858341 Jy ! Clean residual min=-0.000549 max=0.000518 Jy/beam ! Clean residual mean=-0.000004 rms=0.000160 Jy/beam ! Combined flux in latest and established models = 0.57081 Jy keep ! Adding 288 model components to the UV plane model. ! The established model now contains 392 components and 0.57081 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap .//J0243-0550_C_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.854 x 7.81 at 24.73 degrees (North through East) ! Clean map min=-0.0012689 max=0.5122 Jy/beam ! Writing clean map to FITS file: .//J0243-0550_C_map.fits wmodel .//J0243-0550_C_map.mod ! Writing 392 model components to file: .//J0243-0550_C_map.mod wobs .//J0243-0550_C_uvs.fits ! Writing UV FITS file: .//J0243-0550_C_uvs.fits wwins .//J0243-0550_C_map.win ! wwins: Wrote 2 windows to .//J0243-0550_C_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.512195 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000161279 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.0944637 0.0944637 0.188927 0.377855 0.755709 1.51142 3.02284 6.04568 12.0914 24.1827 48.3654 96.7308 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0004 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.512 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 3175.82 quit ! Quitting program ! Log file .//J0243-0550_C_dfm.log closed on Sat Oct 20 23:38:46 2018