! Started logfile: J2158-1501_X_1997_01_11_pus_uvs.log on Mon Feb 13 00:14:41 2006 obs J2158-1501_X_1997_01_11_pus_uva.fits ! Reading UV FITS file: J2158-1501_X_1997_01_11_pus_uva.fits ! AN table 1: 203 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.786973 visibilities/baseline/integration-bin. ! Found source: J2158-1501 ! ! There are 4 IFs, and a total of 4 channels: ! ! IF Channel Frequency Freq offset Number of Overall IF ! origin at origin per channel channels bandwidth ! ------------------------------------------------------------- (Hz) ! 01 1 8.15049e+09 4e+06 1 4e+06 ! 02 2 8.23236e+09 4e+06 1 4e+06 ! 03 3 8.41236e+09 4e+06 1 4e+06 ! 04 4 8.55236e+09 4e+06 1 4e+06 ! ! Polarization(s): RR ! ! Read 458 lines of history. ! ! Reading 28756 visibilities. select I ! Polarization I is unavailable. ! Selecting polarization: RR, channels: 1..4 ! Reading IF 1 channels: 1..1 ! Reading IF 2 channels: 2..2 ! Reading IF 3 channels: 3..3 ! Reading IF 4 channels: 4..4 float field_size field_size = 512 float field_cell field_cell = 0.2 float taper_size taper_size = 70. 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 mapsize field_size, field_cell ! Map grid = 512x512 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. ! A total of 237 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 237 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 237 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 237 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=0.646662Jy sigma=0.004547 ! Fit after self-cal, rms=0.562424Jy sigma=0.003966 ! 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=0.7311 mas, bmaj=2.236 mas, bpa=-4.068 degrees ! Estimated noise=979.289 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 = 0.643769 Jy ! Component: 100 - total flux cleaned = 0.92659 Jy ! Total flux subtracted in 100 components = 0.92659 Jy ! Clean residual min=-0.050900 max=0.174801 Jy/beam ! Clean residual mean=0.001248 rms=0.019374 Jy/beam ! Combined flux in latest and established models = 0.92659 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 10 components and 0.92659 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.434102Jy sigma=0.003104 ! Fit after self-cal, rms=0.432754Jy sigma=0.003096 ! Inverting map ! Added new window around map position (-1.2, -1.8). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.175644 Jy ! Component: 100 - total flux cleaned = 0.283826 Jy ! Total flux subtracted in 100 components = 0.283826 Jy ! Clean residual min=-0.040636 max=0.099926 Jy/beam ! Clean residual mean=0.000513 rms=0.011636 Jy/beam ! Combined flux in latest and established models = 1.21042 Jy ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 34 components and 1.21042 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.322606Jy sigma=0.002243 ! Fit after self-cal, rms=0.318334Jy sigma=0.002210 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0838045 Jy ! Component: 100 - total flux cleaned = 0.139619 Jy ! Total flux subtracted in 100 components = 0.139619 Jy ! Clean residual min=-0.031089 max=0.058152 Jy/beam ! Clean residual mean=0.000160 rms=0.008345 Jy/beam ! Combined flux in latest and established models = 1.35003 Jy ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 55 components and 1.35003 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.287569Jy sigma=0.001943 ! Fit after self-cal, rms=0.286416Jy sigma=0.001932 ! 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=0.9619 mas, bmaj=2.549 mas, bpa=-3.37 degrees ! Estimated noise=607.746 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 = 0.0620076 Jy ! Component: 100 - total flux cleaned = 0.0983569 Jy ! Component: 150 - total flux cleaned = 0.121523 Jy ! Component: 200 - total flux cleaned = 0.136649 Jy ! Total flux subtracted in 200 components = 0.136649 Jy ! Clean residual min=-0.027736 max=0.028239 Jy/beam ! Clean residual mean=-0.000372 rms=0.008119 Jy/beam ! Combined flux in latest and established models = 1.48668 Jy ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 76 components and 1.48668 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.275505Jy sigma=0.001803 ! Fit after self-cal, rms=0.274916Jy sigma=0.001799 ! Inverting map print "************** FINISHED NATURAL WEIGHTING CLEAN **************" ! ************** FINISHED NATURAL WEIGHTING CLEAN ************** ! gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 0.94 HN 1.28 KP 0.97 ! LA 0.99 MK 0.88 NL 1.09 OV 0.92 ! PT 1.13 SC 0.92 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 0.93 HN 1.32 KP 0.97 ! LA 0.98 MK 0.86 NL 1.08 OV 0.95 ! PT 1.14 SC 0.98 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 0.95 HN 1.31 KP 0.95 ! LA 0.99 MK 0.86 NL 1.09 OV 0.92 ! PT 1.13 SC 1.04 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 0.95 HN 1.44 KP 0.96 ! LA 1.01 MK 0.83 NL 1.09 OV 0.93 ! PT 1.15 SC 1.03 ! ! ! Fit before self-cal, rms=0.274916Jy sigma=0.001799 ! Fit after self-cal, rms=0.275325Jy sigma=0.001642 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.9429 mas, bmaj=2.52 mas, bpa=-3.854 degrees ! Estimated noise=604.924 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 (-1.6, -5.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0121255 Jy ! Component: 100 - total flux cleaned = 0.012622 Jy ! Component: 150 - total flux cleaned = 0.0142247 Jy ! Component: 200 - total flux cleaned = 0.0149278 Jy ! Total flux subtracted in 200 components = 0.0149278 Jy ! Clean residual min=-0.014001 max=0.013218 Jy/beam ! Clean residual mean=0.000048 rms=0.003013 Jy/beam ! Combined flux in latest and established models = 1.50161 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 89 components and 1.50161 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.273433Jy sigma=0.001628 ! Fit after self-cal, rms=0.273882Jy sigma=0.001625 ! 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. ! ! Fit before self-cal, rms=0.273882Jy sigma=0.001625 ! Fit after self-cal, rms=0.273236Jy sigma=0.001614 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9396 mas, bmaj=2.51 mas, bpa=-4.117 degrees ! Estimated noise=600.155 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00476186 Jy ! Component: 100 - total flux cleaned = 0.00504806 Jy ! Component: 150 - total flux cleaned = 0.00505706 Jy ! Component: 200 - total flux cleaned = 0.00528399 Jy ! Total flux subtracted in 200 components = 0.00528399 Jy ! Clean residual min=-0.011192 max=0.009352 Jy/beam ! Clean residual mean=0.000035 rms=0.002287 Jy/beam ! Combined flux in latest and established models = 1.50689 Jy selfcal ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 101 components and 1.50689 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.272465Jy sigma=0.001610 ! Fit after self-cal, rms=0.272516Jy sigma=0.001609 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 = 0.00117801 Jy ! Component: 100 - total flux cleaned = 0.00296128 Jy ! Component: 150 - total flux cleaned = 0.00316181 Jy ! Component: 200 - total flux cleaned = 0.00335215 Jy ! Total flux subtracted in 200 components = 0.00335215 Jy ! Clean residual min=-0.011015 max=0.008425 Jy/beam ! Clean residual mean=0.000032 rms=0.002167 Jy/beam ! Combined flux in latest and established models = 1.51025 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 108 components and 1.51025 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.272093Jy sigma=0.001607 ! Fit after self-cal, rms=0.272139Jy sigma=0.001607 ! 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. ! ! Fit before self-cal, rms=0.272139Jy sigma=0.001607 ! Fit after self-cal, rms=0.272676Jy sigma=0.001606 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9373 mas, bmaj=2.503 mas, bpa=-4.16 degrees ! Estimated noise=599.193 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000752596 Jy ! Component: 100 - total flux cleaned = 0.00181389 Jy ! Component: 150 - total flux cleaned = 0.00255846 Jy ! Component: 200 - total flux cleaned = 0.00324458 Jy ! Total flux subtracted in 200 components = 0.00324458 Jy ! Clean residual min=-0.010120 max=0.007847 Jy/beam ! Clean residual mean=0.000038 rms=0.002023 Jy/beam ! Combined flux in latest and established models = 1.51349 Jy selfcal ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 113 components and 1.51349 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.272316Jy sigma=0.001604 ! Fit after self-cal, rms=0.272379Jy sigma=0.001604 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 = 0.000308712 Jy ! Component: 100 - total flux cleaned = 0.00118194 Jy ! Component: 150 - total flux cleaned = 0.00134248 Jy ! Component: 200 - total flux cleaned = 0.00134169 Jy ! Total flux subtracted in 200 components = 0.00134169 Jy ! Clean residual min=-0.009926 max=0.007844 Jy/beam ! Clean residual mean=0.000037 rms=0.001955 Jy/beam ! Combined flux in latest and established models = 1.51483 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 116 components and 1.51483 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.272118Jy sigma=0.001603 ! Fit after self-cal, rms=0.272166Jy sigma=0.001602 ! 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. ! ! Fit before self-cal, rms=0.272166Jy sigma=0.001602 ! Fit after self-cal, rms=0.273119Jy sigma=0.001602 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.363 mas, bmaj=4.187 mas, bpa=2.616 degrees ! Estimated noise=757.326 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00195777 Jy ! Component: 100 - total flux cleaned = -0.00155863 Jy ! Component: 150 - total flux cleaned = -0.00132987 Jy ! Component: 200 - total flux cleaned = -0.00133036 Jy ! Total flux subtracted in 200 components = -0.00133036 Jy ! Clean residual min=-0.005806 max=0.004736 Jy/beam ! Clean residual mean=0.000082 rms=0.001461 Jy/beam ! Combined flux in latest and established models = 1.5135 Jy selfcal ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 123 components and 1.5135 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.272935Jy sigma=0.001602 ! Fit after self-cal, rms=0.272994Jy sigma=0.001602 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 = -0.000577611 Jy ! Component: 100 - total flux cleaned = -0.000123506 Jy ! Component: 150 - total flux cleaned = 0.000239187 Jy ! Component: 200 - total flux cleaned = 0.000467765 Jy ! Total flux subtracted in 200 components = 0.000467765 Jy ! Clean residual min=-0.005341 max=0.004560 Jy/beam ! Clean residual mean=0.000079 rms=0.001398 Jy/beam ! Combined flux in latest and established models = 1.51397 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 131 components and 1.51397 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.272910Jy sigma=0.001602 ! Fit after self-cal, rms=0.272947Jy sigma=0.001602 ! 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=0.9368 mas, bmaj=2.499 mas, bpa=-4.094 degrees ! Estimated noise=599.555 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9368 x 2.499 at -4.094 degrees (North through East) ! Clean map min=-0.0077744 max=0.73105 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. ! ! Fit before self-cal, rms=0.272947Jy sigma=0.001602 ! Fit after self-cal, rms=0.270476Jy sigma=0.001487 ! Inverting map and beam ! Estimated beam: bmin=0.9362 mas, bmaj=2.492 mas, bpa=-3.982 degrees ! Estimated noise=600.442 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000552302 Jy ! Component: 100 - total flux cleaned = 0.000550546 Jy ! Component: 150 - total flux cleaned = 0.000697418 Jy ! Component: 200 - total flux cleaned = 0.000830541 Jy ! Total flux subtracted in 200 components = 0.000830541 Jy ! Clean residual min=-0.008465 max=0.007282 Jy/beam ! Clean residual mean=0.000037 rms=0.001770 Jy/beam ! Combined flux in latest and established models = 1.5148 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 136 components and 1.5148 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.270262Jy sigma=0.001485 ! Fit after self-cal, rms=0.270295Jy sigma=0.001485 ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000420227 Jy ! Component: 100 - total flux cleaned = -0.000133183 Jy ! Component: 150 - total flux cleaned = 9.46129e-07 Jy ! Component: 200 - total flux cleaned = 1.89339e-06 Jy ! Total flux subtracted in 200 components = 1.89339e-06 Jy ! Clean residual min=-0.008337 max=0.007062 Jy/beam ! Clean residual mean=0.000037 rms=0.001723 Jy/beam ! Combined flux in latest and established models = 1.5148 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 140 components and 1.5148 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.270131Jy sigma=0.001484 ! Fit after self-cal, rms=0.270155Jy sigma=0.001484 ! Inverting map ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.270155Jy sigma=0.001484 ! Fit after self-cal, rms=0.272639Jy sigma=0.001484 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=0.709 mas, bmaj=2.2 mas, bpa=-4.047 degrees ! Estimated noise=966.897 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.644158 Jy ! Component: 100 - total flux cleaned = 0.927231 Jy ! Component: 150 - total flux cleaned = 1.09051 Jy ! Component: 200 - total flux cleaned = 1.19535 Jy ! Total flux subtracted in 200 components = 1.19535 Jy ! Clean residual min=-0.020563 max=0.059954 Jy/beam ! Clean residual mean=0.000674 rms=0.008614 Jy/beam ! Combined flux in latest and established models = 1.19535 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 41 model components to the UV plane model. ! The established model now contains 41 components and 1.19535 Jy ! Inverting map and beam ! Estimated beam: bmin=0.9375 mas, bmaj=2.492 mas, bpa=-3.901 degrees ! Estimated noise=601.834 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 = 0.113594 Jy ! Component: 100 - total flux cleaned = 0.182325 Jy ! Component: 150 - total flux cleaned = 0.226693 Jy ! Component: 200 - total flux cleaned = 0.256137 Jy ! Total flux subtracted in 200 components = 0.256137 Jy ! Clean residual min=-0.010383 max=0.020025 Jy/beam ! Clean residual mean=0.000168 rms=0.003178 Jy/beam ! Combined flux in latest and established models = 1.45148 Jy ! Adding 55 model components to the UV plane model. ! The established model now contains 84 components and 1.45148 Jy ! Inverting map ! Added new window around map position (1, 1.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0212338 Jy ! Component: 100 - total flux cleaned = 0.0355733 Jy ! Component: 150 - total flux cleaned = 0.0411198 Jy ! Component: 200 - total flux cleaned = 0.0451574 Jy ! Total flux subtracted in 200 components = 0.0451574 Jy ! Clean residual min=-0.007489 max=0.007116 Jy/beam ! Clean residual mean=0.000074 rms=0.001768 Jy/beam ! Combined flux in latest and established models = 1.49664 Jy ! Adding 27 model components to the UV plane model. ! The established model now contains 106 components and 1.49664 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=2.37 mas, bmaj=4.192 mas, bpa=2.923 degrees ! Estimated noise=758.439 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00886074 Jy ! Component: 100 - total flux cleaned = 0.0120503 Jy ! Component: 150 - total flux cleaned = 0.0137968 Jy ! Component: 200 - total flux cleaned = 0.0150351 Jy ! Total flux subtracted in 200 components = 0.0150351 Jy ! Clean residual min=-0.003941 max=0.003596 Jy/beam ! Clean residual mean=0.000072 rms=0.001139 Jy/beam ! Combined flux in latest and established models = 1.51168 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 = 0.000368955 Jy ! Component: 100 - total flux cleaned = 0.000559201 Jy ! Component: 150 - total flux cleaned = 0.000791239 Jy ! Component: 200 - total flux cleaned = 0.000957956 Jy ! Total flux subtracted in 200 components = 0.000957956 Jy ! Clean residual min=-0.003946 max=0.003537 Jy/beam ! Clean residual mean=0.000067 rms=0.001117 Jy/beam ! Combined flux in latest and established models = 1.51263 Jy ! Adding 47 model components to the UV plane model. ! The established model now contains 145 components and 1.51263 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.9375 mas, bmaj=2.492 mas, bpa=-3.901 degrees ! Estimated noise=601.834 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000786338 Jy ! Component: 100 - total flux cleaned = -0.000594211 Jy ! Component: 150 - total flux cleaned = -0.000257542 Jy ! Component: 200 - total flux cleaned = 4.19199e-05 Jy ! Total flux subtracted in 200 components = 4.19199e-05 Jy ! Clean residual min=-0.007143 max=0.005655 Jy/beam ! Clean residual mean=0.000034 rms=0.001453 Jy/beam ! Combined flux in latest and established models = 1.51268 Jy selfcal ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 159 components and 1.51268 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.271730Jy sigma=0.001478 ! Fit after self-cal, rms=0.271713Jy sigma=0.001477 wmodel J2158-1501_X_1997_01_11_pus_map.mod ! Writing 159 model components to file: J2158-1501_X_1997_01_11_pus_map.mod wobs J2158-1501_X_1997_01_11_pus_uvs.fits ! Writing UV FITS file: J2158-1501_X_1997_01_11_pus_uvs.fits wwins J2158-1501_X_1997_01_11_pus_map.win ! wwins: Wrote 4 windows to J2158-1501_X_1997_01_11_pus_map.win x = (field_size-8) * field_cell / 4 addwin -x,x,-x,x clean (field_size*4),0.01 ! Inverting map ! clean: niter=2048 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = -0.00263578 Jy ! Component: 100 - total flux cleaned = -0.00376897 Jy ! Component: 150 - total flux cleaned = -0.00443411 Jy ! Component: 200 - total flux cleaned = -0.00461598 Jy ! Component: 250 - total flux cleaned = -0.00444559 Jy ! Component: 300 - total flux cleaned = -0.00428224 Jy ! Component: 350 - total flux cleaned = -0.00412427 Jy ! Component: 400 - total flux cleaned = -0.00420061 Jy ! Component: 450 - total flux cleaned = -0.00434799 Jy ! Component: 500 - total flux cleaned = -0.00449068 Jy ! Component: 550 - total flux cleaned = -0.00455929 Jy ! Component: 600 - total flux cleaned = -0.00455883 Jy ! Component: 650 - total flux cleaned = -0.00462641 Jy ! Component: 700 - total flux cleaned = -0.00462609 Jy ! Component: 750 - total flux cleaned = -0.00449656 Jy ! Component: 800 - total flux cleaned = -0.00443464 Jy ! Component: 850 - total flux cleaned = -0.0046224 Jy ! Component: 900 - total flux cleaned = -0.00462071 Jy ! Component: 950 - total flux cleaned = -0.00443976 Jy ! Component: 1000 - total flux cleaned = -0.0044413 Jy ! Component: 1050 - total flux cleaned = -0.00455992 Jy ! Component: 1100 - total flux cleaned = -0.00467462 Jy ! Component: 1150 - total flux cleaned = -0.00450418 Jy ! Component: 1200 - total flux cleaned = -0.0046167 Jy ! Component: 1250 - total flux cleaned = -0.00472641 Jy ! Component: 1300 - total flux cleaned = -0.00461736 Jy ! Component: 1350 - total flux cleaned = -0.00456427 Jy ! Component: 1400 - total flux cleaned = -0.00451188 Jy ! Component: 1450 - total flux cleaned = -0.00435642 Jy ! Component: 1500 - total flux cleaned = -0.00440785 Jy ! Component: 1550 - total flux cleaned = -0.00440844 Jy ! Component: 1600 - total flux cleaned = -0.00455878 Jy ! Component: 1650 - total flux cleaned = -0.00470676 Jy ! Component: 1700 - total flux cleaned = -0.00475527 Jy ! Component: 1750 - total flux cleaned = -0.00475526 Jy ! Component: 1800 - total flux cleaned = -0.00475535 Jy ! Component: 1850 - total flux cleaned = -0.00480218 Jy ! Component: 1900 - total flux cleaned = -0.00498761 Jy ! Component: 1950 - total flux cleaned = -0.00494104 Jy ! Component: 2000 - total flux cleaned = -0.00507724 Jy ! Total flux subtracted in 2048 components = -0.00507693 Jy ! Clean residual min=-0.002410 max=0.002454 Jy/beam ! Clean residual mean=0.000033 rms=0.000864 Jy/beam ! Combined flux in latest and established models = 1.5076 Jy keep ! Adding 135 model components to the UV plane model. ! The established model now contains 294 components and 1.5076 Jy wmap "J2158-1501_X_1997_01_11_pus\_map.fits" ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9375 x 2.492 at -3.901 degrees (North through East) ! Clean map min=-0.0060748 max=0.7322 Jy/beam ! Writing clean map to FITS file: J2158-1501_X_1997_01_11_pus_map.fits float peak_flux peak_flux = peak(flux,max) print "The peak flux is",peak_flux ! The peak flux is 0.732205 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000861448 device "J2158-1501_X_1997_01_11_pus\_map.eps/VPS" ! Attempting to open device: 'J2158-1501_X_1997_01_11_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.352954 0.352954 0.705908 1.41182 2.82363 5.64726 11.2945 22.589 45.1781 90.3562 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0025 print "peak=",int(1000*peak_flux)/1000 ! peak= 0.732 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9375 x 2.492 at -3.901 degrees (North through East) ! Clean map min=-0.0060748 max=0.7322 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J2158-1501_X_1997_01_11_pus\_map.gif/vgif" ! Attempting to open device: 'J2158-1501_X_1997_01_11_pus_map.gif/vgif' mapplot cln quit ! Quitting program ! Log file J2158-1501_X_1997_01_11_pus_uvs.log closed on Mon Feb 13 00:15:46 2006