! Started logfile: J1256-0547_S_1997_01_11_pus_uvs.log on Sun Feb 5 19:29:46 2006 obs J1256-0547_S_1997_01_11_pus_uve.fits ! Reading UV FITS file: J1256-0547_S_1997_01_11_pus_uve.fits ! AN table 1: 18 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.837037 visibilities/baseline/integration-bin. ! Found source: J1256-0547 ! ! 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 2.22049e+09 4e+06 1 4e+06 ! 02 2 2.23236e+09 4e+06 1 4e+06 ! 03 3 2.29236e+09 4e+06 1 4e+06 ! 04 4 2.32236e+09 4e+06 1 4e+06 ! ! Polarization(s): RR ! ! Read 610 lines of history. ! ! Reading 2712 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 = 0.5 float taper_size taper_size = 20. 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 0.500x0.500 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 40 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 38 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 38 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 38 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=4.872477Jy sigma=49.691041 ! Fit after self-cal, rms=4.870723Jy sigma=49.674937 ! 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=2.751 mas, bmaj=7.171 mas, bpa=-6.916 degrees ! Estimated noise=1.97754 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 = 3.90625 Jy ! Component: 100 - total flux cleaned = 5.31724 Jy ! Total flux subtracted in 100 components = 5.31724 Jy ! Clean residual min=-0.220133 max=0.605502 Jy/beam ! Clean residual mean=0.002370 rms=0.072456 Jy/beam ! Combined flux in latest and established models = 5.31724 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 8 components and 5.31724 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=1.395273Jy sigma=12.982950 ! Fit after self-cal, rms=1.387546Jy sigma=12.889962 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.650272 Jy ! Component: 100 - total flux cleaned = 0.97959 Jy ! Total flux subtracted in 100 components = 0.97959 Jy ! Clean residual min=-0.162073 max=0.243401 Jy/beam ! Clean residual mean=0.000398 rms=0.045539 Jy/beam ! Combined flux in latest and established models = 6.29683 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 14 components and 6.29683 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.927965Jy sigma=8.465561 ! Fit after self-cal, rms=0.926302Jy sigma=8.440351 ! 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=3.441 mas, bmaj=8.609 mas, bpa=-7.311 degrees ! Estimated noise=1.45422 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 (-4, -5.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.231199 Jy ! Component: 100 - total flux cleaned = 0.253766 Jy ! Component: 150 - total flux cleaned = 0.262898 Jy ! Component: 200 - total flux cleaned = 0.270531 Jy ! Total flux subtracted in 200 components = 0.270531 Jy ! Clean residual min=-0.119374 max=0.143521 Jy/beam ! Clean residual mean=-0.002946 rms=0.032540 Jy/beam ! Combined flux in latest and established models = 6.56736 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 33 components and 6.56736 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.831518Jy sigma=7.746892 ! Fit after self-cal, rms=0.828809Jy sigma=7.724326 ! 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 0.95 FD 1.01 HN 1.09 KP 0.87 ! LA 1.00 MK 0.96 NL 0.90 OV 1.06 ! PT 1.04 SC 0.86 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 1.08 HN 1.19 KP 0.98 ! LA 1.09 MK 0.99 NL 0.90 OV 1.01 ! PT 1.03 SC 0.90 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.93 FD 1.00 HN 1.07 KP 0.90 ! LA 0.83 MK 0.88 NL 0.94 OV 0.90 ! PT 1.21 SC 1.07 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 1.05 HN 1.17 KP 0.96 ! LA 0.89 MK 1.01 NL 0.99 OV 1.01 ! PT 1.12 SC 1.03 ! ! ! Fit before self-cal, rms=0.828809Jy sigma=7.724326 ! Fit after self-cal, rms=0.347803Jy sigma=3.095853 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=3.432 mas, bmaj=8.498 mas, bpa=-7.148 degrees ! Estimated noise=1.43972 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 = 0.0973682 Jy ! Component: 100 - total flux cleaned = 0.0933476 Jy ! Component: 150 - total flux cleaned = 0.0882064 Jy ! Component: 200 - total flux cleaned = 0.0820992 Jy ! Total flux subtracted in 200 components = 0.0820992 Jy ! Clean residual min=-0.042203 max=0.065076 Jy/beam ! Clean residual mean=0.000245 rms=0.013351 Jy/beam ! Combined flux in latest and established models = 6.64946 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 55 components and 6.64946 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.311175Jy sigma=2.652147 ! Fit after self-cal, rms=0.302736Jy sigma=2.574386 ! 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=0.302736Jy sigma=2.574386 ! Fit after self-cal, rms=0.243294Jy sigma=2.241173 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.431 mas, bmaj=8.491 mas, bpa=-7.161 degrees ! Estimated noise=1.43972 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0585473 Jy ! Component: 100 - total flux cleaned = 0.0612961 Jy ! Component: 150 - total flux cleaned = 0.0601134 Jy ! Component: 200 - total flux cleaned = 0.0590448 Jy ! Total flux subtracted in 200 components = 0.0590448 Jy ! Clean residual min=-0.031289 max=0.045533 Jy/beam ! Clean residual mean=-0.000086 rms=0.010273 Jy/beam ! Combined flux in latest and established models = 6.7085 Jy selfcal ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 74 components and 6.7085 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.224414Jy sigma=2.032004 ! Fit after self-cal, rms=0.221237Jy sigma=2.004427 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 (-10, -39). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0293524 Jy ! Component: 100 - total flux cleaned = 0.0319053 Jy ! Component: 150 - total flux cleaned = 0.0329253 Jy ! Component: 200 - total flux cleaned = 0.0329273 Jy ! Total flux subtracted in 200 components = 0.0329273 Jy ! Clean residual min=-0.029617 max=0.038546 Jy/beam ! Clean residual mean=-0.000340 rms=0.009307 Jy/beam ! Combined flux in latest and established models = 6.74143 Jy ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 87 components and 6.74143 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.207846Jy sigma=1.864085 ! Fit after self-cal, rms=0.207118Jy sigma=1.858384 ! 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=0.207118Jy sigma=1.858384 ! Fit after self-cal, rms=0.203113Jy sigma=1.831764 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.426 mas, bmaj=8.48 mas, bpa=-7.146 degrees ! Estimated noise=1.44032 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0264016 Jy ! Component: 100 - total flux cleaned = 0.0310213 Jy ! Component: 150 - total flux cleaned = 0.0310352 Jy ! Component: 200 - total flux cleaned = 0.0294993 Jy ! Total flux subtracted in 200 components = 0.0294993 Jy ! Clean residual min=-0.025236 max=0.035160 Jy/beam ! Clean residual mean=-0.000036 rms=0.008481 Jy/beam ! Combined flux in latest and established models = 6.77093 Jy selfcal ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 97 components and 6.77093 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.195098Jy sigma=1.740912 ! Fit after self-cal, rms=0.194478Jy sigma=1.735186 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 (-12, -14). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0358979 Jy ! Component: 100 - total flux cleaned = 0.0350788 Jy ! Component: 150 - total flux cleaned = 0.0342028 Jy ! Component: 200 - total flux cleaned = 0.0326902 Jy ! Total flux subtracted in 200 components = 0.0326902 Jy ! Clean residual min=-0.024064 max=0.031940 Jy/beam ! Clean residual mean=-0.000317 rms=0.007363 Jy/beam ! Combined flux in latest and established models = 6.80362 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 113 components and 6.80362 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.184458Jy sigma=1.618421 ! Fit after self-cal, rms=0.183472Jy sigma=1.608737 ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 20 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=0.183472Jy sigma=1.608737 ! Fit after self-cal, rms=0.181485Jy sigma=1.591287 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=7.935 mas, bmaj=13.2 mas, bpa=-1.389 degrees ! Estimated noise=1.76472 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0309839 Jy ! Component: 100 - total flux cleaned = 0.0378346 Jy ! Component: 150 - total flux cleaned = 0.0407751 Jy ! Component: 200 - total flux cleaned = 0.041197 Jy ! Total flux subtracted in 200 components = 0.041197 Jy ! Clean residual min=-0.023767 max=0.033212 Jy/beam ! Clean residual mean=-0.000555 rms=0.008878 Jy/beam ! Combined flux in latest and established models = 6.84481 Jy selfcal ! Performing phase self-cal ! Adding 37 model components to the UV plane model. ! The established model now contains 148 components and 6.84481 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.179049Jy sigma=1.554961 ! Fit after self-cal, rms=0.178387Jy sigma=1.547697 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 = 0.0107602 Jy ! Component: 100 - total flux cleaned = 0.00998846 Jy ! Component: 150 - total flux cleaned = 0.00927452 Jy ! Component: 200 - total flux cleaned = 0.00862907 Jy ! Total flux subtracted in 200 components = 0.00862907 Jy ! Clean residual min=-0.021630 max=0.033295 Jy/beam ! Clean residual mean=-0.000701 rms=0.008626 Jy/beam ! Combined flux in latest and established models = 6.85344 Jy ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 164 components and 6.85344 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.177716Jy sigma=1.539006 ! Fit after self-cal, rms=0.177541Jy sigma=1.537487 ! 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=3.421 mas, bmaj=8.47 mas, bpa=-7.145 degrees ! Estimated noise=1.44063 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.421 x 8.47 at -7.145 degrees (North through East) ! Clean map min=-0.024129 max=5.0944 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=0.177541Jy sigma=1.537487 ! Fit after self-cal, rms=0.144137Jy sigma=1.354951 ! Inverting map and beam ! Estimated beam: bmin=3.418 mas, bmaj=8.466 mas, bpa=-7.157 degrees ! Estimated noise=1.44118 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0104015 Jy ! Component: 100 - total flux cleaned = 0.0117058 Jy ! Component: 150 - total flux cleaned = 0.0129534 Jy ! Component: 200 - total flux cleaned = 0.0135571 Jy ! Total flux subtracted in 200 components = 0.0135571 Jy ! Clean residual min=-0.018703 max=0.028694 Jy/beam ! Clean residual mean=-0.000212 rms=0.006169 Jy/beam ! Combined flux in latest and established models = 6.867 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 176 components and 6.867 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.138022Jy sigma=1.296165 ! Fit after self-cal, rms=0.137842Jy sigma=1.294694 ! Inverting map ! Added new window around map position (-29.5, -44.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0252068 Jy ! Component: 100 - total flux cleaned = 0.0355968 Jy ! Component: 150 - total flux cleaned = 0.0400257 Jy ! Component: 200 - total flux cleaned = 0.0431513 Jy ! Total flux subtracted in 200 components = 0.0431513 Jy ! Clean residual min=-0.017301 max=0.022042 Jy/beam ! Clean residual mean=-0.000284 rms=0.005338 Jy/beam ! Combined flux in latest and established models = 6.91015 Jy ! Performing phase self-cal ! Adding 38 model components to the UV plane model. ! The established model now contains 199 components and 6.91015 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.130717Jy sigma=1.227451 ! Fit after self-cal, rms=0.130502Jy sigma=1.224625 ! Inverting map ! Added new window around map position (28.5, -48.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0187779 Jy ! Component: 100 - total flux cleaned = 0.0199221 Jy ! Component: 150 - total flux cleaned = 0.0209241 Jy ! Component: 200 - total flux cleaned = 0.0209181 Jy ! Total flux subtracted in 200 components = 0.0209181 Jy ! Clean residual min=-0.016287 max=0.019918 Jy/beam ! Clean residual mean=-0.000348 rms=0.004911 Jy/beam ! Combined flux in latest and established models = 6.93107 Jy ! Performing phase self-cal ! Adding 39 model components to the UV plane model. ! The established model now contains 221 components and 6.93107 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.125195Jy sigma=1.173289 ! Fit after self-cal, rms=0.124893Jy sigma=1.170828 ! Inverting map ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.124893Jy sigma=1.170828 ! Fit after self-cal, rms=0.123451Jy sigma=1.159674 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=2.739 mas, bmaj=7.045 mas, bpa=-6.649 degrees ! Estimated noise=1.94559 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 3.85293 Jy ! Component: 100 - total flux cleaned = 5.26431 Jy ! Component: 150 - total flux cleaned = 5.91236 Jy ! Component: 200 - total flux cleaned = 6.24671 Jy ! Total flux subtracted in 200 components = 6.24671 Jy ! Clean residual min=-0.088822 max=0.175732 Jy/beam ! Clean residual mean=0.001431 rms=0.028480 Jy/beam ! Combined flux in latest and established models = 6.24671 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 15 model components to the UV plane model. ! The established model now contains 15 components and 6.24671 Jy ! Inverting map and beam ! Estimated beam: bmin=3.414 mas, bmaj=8.46 mas, bpa=-7.159 degrees ! Estimated noise=1.441 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 = 0.288463 Jy ! Component: 100 - total flux cleaned = 0.456084 Jy ! Component: 150 - total flux cleaned = 0.559257 Jy ! Component: 200 - total flux cleaned = 0.583628 Jy ! Total flux subtracted in 200 components = 0.583628 Jy ! Clean residual min=-0.047356 max=0.048267 Jy/beam ! Clean residual mean=0.000182 rms=0.012159 Jy/beam ! Combined flux in latest and established models = 6.83034 Jy ! Adding 42 model components to the UV plane model. ! The established model now contains 51 components and 6.83034 Jy ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 20 mega-wavelengths. clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=7.93 mas, bmaj=13.18 mas, bpa=-1.41 degrees ! Estimated noise=1.76839 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0668271 Jy ! Component: 100 - total flux cleaned = 0.108545 Jy ! Component: 150 - total flux cleaned = 0.121668 Jy ! Component: 200 - total flux cleaned = 0.126218 Jy ! Total flux subtracted in 200 components = 0.126218 Jy ! Clean residual min=-0.029230 max=0.026714 Jy/beam ! Clean residual mean=-0.001124 rms=0.009078 Jy/beam ! Combined flux in latest and established models = 6.95656 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 = 0.00413763 Jy ! Component: 100 - total flux cleaned = 0.00696666 Jy ! Component: 150 - total flux cleaned = 0.00866967 Jy ! Component: 200 - total flux cleaned = 0.00945556 Jy ! Total flux subtracted in 200 components = 0.00945556 Jy ! Clean residual min=-0.024472 max=0.022639 Jy/beam ! Clean residual mean=-0.001136 rms=0.007670 Jy/beam ! Combined flux in latest and established models = 6.96601 Jy ! Adding 64 model components to the UV plane model. ! The established model now contains 109 components and 6.96601 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=3.414 mas, bmaj=8.46 mas, bpa=-7.159 degrees ! Estimated noise=1.441 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.0167737 Jy ! Component: 100 - total flux cleaned = -0.012254 Jy ! Component: 150 - total flux cleaned = -0.00962572 Jy ! Component: 200 - total flux cleaned = -0.00727705 Jy ! Total flux subtracted in 200 components = -0.00727705 Jy ! Clean residual min=-0.025157 max=0.030010 Jy/beam ! Clean residual mean=-0.000508 rms=0.006822 Jy/beam ! Combined flux in latest and established models = 6.95874 Jy selfcal ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 126 components and 6.95874 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.157844Jy sigma=1.477033 ! Fit after self-cal, rms=0.156392Jy sigma=1.451293 wmodel J1256-0547_S_1997_01_11_pus_map.mod ! Writing 126 model components to file: J1256-0547_S_1997_01_11_pus_map.mod wobs J1256-0547_S_1997_01_11_pus_uvs.fits ! Writing UV FITS file: J1256-0547_S_1997_01_11_pus_uvs.fits wwins J1256-0547_S_1997_01_11_pus_map.win ! wwins: Wrote 6 windows to J1256-0547_S_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 = 0.00895682 Jy ! Component: 100 - total flux cleaned = 0.012013 Jy ! Component: 150 - total flux cleaned = 0.0107738 Jy ! Component: 200 - total flux cleaned = 0.00957661 Jy ! Component: 250 - total flux cleaned = 0.00649759 Jy ! Component: 300 - total flux cleaned = 0.0046354 Jy ! Component: 350 - total flux cleaned = 0.00281976 Jy ! Component: 400 - total flux cleaned = 0.00140245 Jy ! Component: 450 - total flux cleaned = 9.62266e-06 Jy ! Component: 500 - total flux cleaned = -0.00134645 Jy ! Component: 550 - total flux cleaned = -0.00267833 Jy ! Component: 600 - total flux cleaned = -0.00398412 Jy ! Component: 650 - total flux cleaned = -0.00558665 Jy ! Component: 700 - total flux cleaned = -0.00778147 Jy ! Component: 750 - total flux cleaned = -0.00993166 Jy ! Component: 800 - total flux cleaned = -0.0117363 Jy ! Component: 850 - total flux cleaned = -0.0126264 Jy ! Component: 900 - total flux cleaned = -0.0137957 Jy ! Component: 950 - total flux cleaned = -0.0146592 Jy ! Component: 1000 - total flux cleaned = -0.0157884 Jy ! Component: 1050 - total flux cleaned = -0.0163494 Jy ! Component: 1100 - total flux cleaned = -0.0171771 Jy ! Component: 1150 - total flux cleaned = -0.0182605 Jy ! Component: 1200 - total flux cleaned = -0.0190598 Jy ! Component: 1250 - total flux cleaned = -0.0193181 Jy ! Component: 1300 - total flux cleaned = -0.0198374 Jy ! Component: 1350 - total flux cleaned = -0.0206053 Jy ! Component: 1400 - total flux cleaned = -0.0208588 Jy ! Component: 1450 - total flux cleaned = -0.021356 Jy ! Component: 1500 - total flux cleaned = -0.0216008 Jy ! Component: 1550 - total flux cleaned = -0.0220846 Jy ! Component: 1600 - total flux cleaned = -0.0223233 Jy ! Component: 1650 - total flux cleaned = -0.0230358 Jy ! Component: 1700 - total flux cleaned = -0.023735 Jy ! Component: 1750 - total flux cleaned = -0.0239656 Jy ! Component: 1800 - total flux cleaned = -0.0246433 Jy ! Component: 1850 - total flux cleaned = -0.0246433 Jy ! Component: 1900 - total flux cleaned = -0.0248661 Jy ! Component: 1950 - total flux cleaned = -0.0248706 Jy ! Component: 2000 - total flux cleaned = -0.025951 Jy ! Total flux subtracted in 2048 components = -0.0257381 Jy ! Clean residual min=-0.011150 max=0.011107 Jy/beam ! Clean residual mean=-0.000338 rms=0.003957 Jy/beam ! Combined flux in latest and established models = 6.933 Jy keep ! Adding 121 model components to the UV plane model. ! The established model now contains 237 components and 6.933 Jy wmap "J1256-0547_S_1997_01_11_pus\_map.fits" ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.414 x 8.46 at -7.159 degrees (North through East) ! Clean map min=-0.021262 max=5.0874 Jy/beam ! Writing clean map to FITS file: J1256-0547_S_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 5.08737 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.00397054 device "J1256-0547_S_1997_01_11_pus\_map.eps/VPS" ! Attempting to open device: 'J1256-0547_S_1997_01_11_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.234141 0.234141 0.468282 0.936564 1.87313 3.74626 7.49252 14.985 29.9701 59.9401 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0119 print "peak=",int(1000*peak_flux)/1000 ! peak= 5.087 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.414 x 8.46 at -7.159 degrees (North through East) ! Clean map min=-0.021262 max=5.0874 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J1256-0547_S_1997_01_11_pus\_map.gif/vgif" ! Attempting to open device: 'J1256-0547_S_1997_01_11_pus_map.gif/vgif' mapplot cln quit ! Quitting program ! Log file J1256-0547_S_1997_01_11_pus_uvs.log closed on Sun Feb 5 19:30:26 2006