! Started logfile: J1454-3747_S_1999_12_20_pus_uvs.log on Thu Dec 20 15:20:35 2007 obs J1454-3747_S_1999_12_20_pus_uva.fits ! Reading UV FITS file: J1454-3747_S_1999_12_20_pus_uva.fits ! AN table 1: 84 integrations on 190 of 190 possible baselines. ! AN table 2: 23 integrations on 190 of 190 possible baselines. ! Apparent sampling: 0.0368913 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J1454-3747 ! ! 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 2.22497e+09 8e+06 1 8e+06 ! 02 2 2.24497e+09 8e+06 1 8e+06 ! 03 3 2.33497e+09 8e+06 1 8e+06 ! 04 4 2.36497e+09 8e+06 1 8e+06 ! ! Polarization(s): RR ! ! Read 2298 lines of history. ! ! Reading 3000 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 print "field_size =",field_size ! field_size = 512 print "field_cell =",field_cell ! field_cell = 0.5 print "taper_size =",taper_size ! taper_size = 20 ![@muppet J1454-3747_S_1999_12_20_pus] 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 1580 telescope corrections were flagged in sub-array 1. ! A total of 321 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 2. ! A total of 1580 telescope corrections were flagged in sub-array 1. ! A total of 321 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 3. ! A total of 1580 telescope corrections were flagged in sub-array 1. ! A total of 321 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 4. ! A total of 1580 telescope corrections were flagged in sub-array 1. ! A total of 321 telescope corrections were flagged in sub-array 2. ! ! Fit before self-cal, rms=0.790124Jy sigma=0.006837 ! Fit after self-cal, rms=0.291610Jy sigma=0.002311 ! 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=2.176 mas, bmaj=7.81 mas, bpa=-3.812 degrees ! Estimated noise=2698.36 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 = 0.613387 Jy ! Component: 100 - total flux cleaned = 0.768303 Jy ! Total flux subtracted in 100 components = 0.768303 Jy ! Clean residual min=-0.036931 max=0.071447 Jy/beam ! Clean residual mean=-0.000508 rms=0.014360 Jy/beam ! Combined flux in latest and established models = 0.768303 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 8 components and 0.768303 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.253586Jy sigma=0.002080 ! Fit after self-cal, rms=0.253586Jy sigma=0.002079 ! Inverting map print "************** FINISHED UNIFORM WEIGHTING CLEAN **************" ! ************** FINISHED UNIFORM WEIGHTING CLEAN ************** ! uvw 0,-1 ! Uniform weighting is not currently selected. ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. win_mult = win_mult * 1.6 clean_niter = clean_niter * 2 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=2.654 mas, bmaj=9.487 mas, bpa=-6.087 degrees ! Estimated noise=1662.3 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 = 0.122688 Jy ! Component: 100 - total flux cleaned = 0.179397 Jy ! Component: 150 - total flux cleaned = 0.206475 Jy ! Component: 200 - total flux cleaned = 0.219911 Jy ! Total flux subtracted in 200 components = 0.219911 Jy ! Clean residual min=-0.029844 max=0.026725 Jy/beam ! Clean residual mean=-0.002048 rms=0.009538 Jy/beam ! Combined flux in latest and established models = 0.988213 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 24 components and 0.988213 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.193345Jy sigma=0.001599 ! Fit after self-cal, rms=0.193259Jy sigma=0.001598 ! Inverting map print "************** FINISHED NATURAL WEIGHTING CLEAN **************" ! ************** FINISHED NATURAL WEIGHTING CLEAN ************** ! gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 12 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 1.02 GC 1.00* HH 1.00* ! HN 1.00* KK 0.97 KP 0.77 LA 1.11 ! MC 1.00* MK 0.95 NY 1.00* ON 1.00* ! OV 1.19 PT 1.15 SC 1.00* TS 1.00* ! WF 1.00* WZ 1.00* GN 1.00* NL 1.00* ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 0.92 GC 1.00* HH 1.00* ! HN 1.00* KK 1.04 KP 0.96 LA 0.95 ! MC 1.00* MK 0.98 NY 1.00* ON 1.00* ! OV 0.97 PT 0.96 SC 1.03 TS 1.00* ! WF 1.00* WZ 1.00* GN 1.00* NL 1.00* ! ! ! Correcting IF 2. ! A total of 12 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 1.08 GC 1.00* HH 1.00* ! HN 1.00* KK 0.91 KP 0.98 LA 1.06 ! MC 1.00* MK 0.90 NY 1.00* ON 1.00* ! OV 1.10 PT 1.11 SC 1.00* TS 1.00* ! WF 1.00* WZ 1.00* GN 1.00* NL 1.00* ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 0.97 GC 1.00* HH 1.00* ! HN 1.00* KK 1.01 KP 0.96 LA 0.90 ! MC 1.00* MK 0.94 NY 1.00* ON 1.00* ! OV 0.96 PT 0.94 SC 1.01 TS 1.00* ! WF 1.00* WZ 1.00* GN 1.00* NL 1.00* ! ! ! Correcting IF 3. ! A total of 12 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 1.01 GC 1.00* HH 1.00* ! HN 1.00* KK 0.92 KP 1.10 LA 1.10 ! MC 1.00* MK 0.98 NY 1.00* ON 1.00* ! OV 1.15 PT 1.19 SC 1.00* TS 1.00* ! WF 1.00* WZ 1.00* GN 1.00* NL 1.00* ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 0.94 GC 1.00* HH 1.00* ! HN 1.00* KK 1.09 KP 1.14 LA 0.95 ! MC 1.00* MK 0.97 NY 1.00* ON 1.00* ! OV 0.99 PT 0.92 SC 1.04 TS 1.00* ! WF 1.00* WZ 1.00* GN 1.00* NL 1.00* ! ! ! Correcting IF 4. ! A total of 12 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 1.00 GC 1.00* HH 1.00* ! HN 1.00* KK 0.91 KP 1.01 LA 1.08 ! MC 1.00* MK 0.97 NY 1.00* ON 1.00* ! OV 1.14 PT 1.38 SC 1.00* TS 1.00* ! WF 1.00* WZ 1.00* GN 1.00* NL 1.00* ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 0.92 GC 1.00* HH 1.00* ! HN 1.00* KK 1.10 KP 0.95 LA 0.95 ! MC 1.00* MK 1.00 NY 1.00* ON 1.00* ! OV 0.92 PT 0.97 SC 1.03 TS 1.00* ! WF 1.00* WZ 1.00* GN 1.00* NL 1.00* ! ! ! Fit before self-cal, rms=0.193259Jy sigma=0.001598 ! Fit after self-cal, rms=0.166089Jy sigma=0.001269 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=2.662 mas, bmaj=9.339 mas, bpa=-6.237 degrees ! Estimated noise=1663.47 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 (-12, -21). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.021018 Jy ! Component: 100 - total flux cleaned = 0.0260557 Jy ! Component: 150 - total flux cleaned = 0.0275783 Jy ! Component: 200 - total flux cleaned = 0.0286147 Jy ! Total flux subtracted in 200 components = 0.0286147 Jy ! Clean residual min=-0.008289 max=0.007799 Jy/beam ! Clean residual mean=0.000083 rms=0.002192 Jy/beam ! Combined flux in latest and established models = 1.01683 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 43 components and 1.01683 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.163561Jy sigma=0.001249 ! Fit after self-cal, rms=0.163547Jy sigma=0.001246 ! 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=0.163547Jy sigma=0.001246 ! Fit after self-cal, rms=0.162506Jy sigma=0.001244 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.654 mas, bmaj=9.31 mas, bpa=-6.26 degrees ! Estimated noise=1660.61 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00757276 Jy ! Component: 100 - total flux cleaned = 0.0110752 Jy ! Component: 150 - total flux cleaned = 0.0119648 Jy ! Component: 200 - total flux cleaned = 0.0124956 Jy ! Total flux subtracted in 200 components = 0.0124956 Jy ! Clean residual min=-0.007670 max=0.006741 Jy/beam ! Clean residual mean=0.000144 rms=0.001968 Jy/beam ! Combined flux in latest and established models = 1.02932 Jy selfcal ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 65 components and 1.02932 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.162069Jy sigma=0.001241 ! Fit after self-cal, rms=0.162012Jy sigma=0.001240 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 = 0.00176586 Jy ! Component: 100 - total flux cleaned = 0.00234889 Jy ! Component: 150 - total flux cleaned = 0.00251269 Jy ! Component: 200 - total flux cleaned = 0.00258802 Jy ! Total flux subtracted in 200 components = 0.00258802 Jy ! Clean residual min=-0.007514 max=0.006855 Jy/beam ! Clean residual mean=0.000120 rms=0.001900 Jy/beam ! Combined flux in latest and established models = 1.03191 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 79 components and 1.03191 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.161892Jy sigma=0.001240 ! Fit after self-cal, rms=0.161877Jy sigma=0.001239 ! 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=0.161877Jy sigma=0.001239 ! Fit after self-cal, rms=0.161535Jy sigma=0.001238 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.65 mas, bmaj=9.299 mas, bpa=-6.309 degrees ! Estimated noise=1661.24 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00420548 Jy ! Component: 100 - total flux cleaned = 0.005453 Jy ! Component: 150 - total flux cleaned = 0.00571055 Jy ! Component: 200 - total flux cleaned = 0.00586267 Jy ! Total flux subtracted in 200 components = 0.00586267 Jy ! Clean residual min=-0.007380 max=0.006619 Jy/beam ! Clean residual mean=0.000159 rms=0.001832 Jy/beam ! Combined flux in latest and established models = 1.03777 Jy selfcal ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 90 components and 1.03777 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.161374Jy sigma=0.001237 ! Fit after self-cal, rms=0.161358Jy sigma=0.001237 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 = 0.00101096 Jy ! Component: 100 - total flux cleaned = 0.00100928 Jy ! Component: 150 - total flux cleaned = 0.0010768 Jy ! Component: 200 - total flux cleaned = 0.00119891 Jy ! Total flux subtracted in 200 components = 0.00119891 Jy ! Clean residual min=-0.007155 max=0.006574 Jy/beam ! Clean residual mean=0.000149 rms=0.001791 Jy/beam ! Combined flux in latest and established models = 1.03897 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 97 components and 1.03897 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.161289Jy sigma=0.001237 ! Fit after self-cal, rms=0.161284Jy sigma=0.001237 ! 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=0.161284Jy sigma=0.001237 ! Fit after self-cal, rms=0.161235Jy sigma=0.001237 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=10.31 mas, bmaj=31.03 mas, bpa=0.7692 degrees ! Estimated noise=2266.02 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00289852 Jy ! Component: 100 - total flux cleaned = 0.00405742 Jy ! Component: 150 - total flux cleaned = 0.00417321 Jy ! Component: 200 - total flux cleaned = 0.00425062 Jy ! Total flux subtracted in 200 components = 0.00425062 Jy ! Clean residual min=-0.005502 max=0.006696 Jy/beam ! Clean residual mean=0.000351 rms=0.002127 Jy/beam ! Combined flux in latest and established models = 1.04322 Jy selfcal ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 107 components and 1.04322 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.161220Jy sigma=0.001237 ! Fit after self-cal, rms=0.161214Jy sigma=0.001236 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 = 0.00102145 Jy ! Component: 100 - total flux cleaned = 0.0011347 Jy ! Component: 150 - total flux cleaned = 0.00115472 Jy ! Component: 200 - total flux cleaned = 0.00115448 Jy ! Total flux subtracted in 200 components = 0.00115448 Jy ! Clean residual min=-0.005458 max=0.006832 Jy/beam ! Clean residual mean=0.000332 rms=0.002127 Jy/beam ! Combined flux in latest and established models = 1.04438 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 111 components and 1.04438 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.161217Jy sigma=0.001237 ! Fit after self-cal, rms=0.161219Jy sigma=0.001237 ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. win_mult = win_mult / 1.2 print "************** FINISHED AMPLITUDE SELF-CAL **************" ! ************** FINISHED AMPLITUDE SELF-CAL ************** restore ! Inverting map and beam ! Estimated beam: bmin=2.648 mas, bmaj=9.293 mas, bpa=-6.345 degrees ! Estimated noise=1662.42 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.648 x 9.293 at -6.345 degrees (North through East) ! Clean map min=-0.0064987 max=0.8127 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=0.161219Jy sigma=0.001237 ! Fit after self-cal, rms=0.146894Jy sigma=0.001096 ! Inverting map and beam ! Estimated beam: bmin=2.65 mas, bmaj=9.286 mas, bpa=-6.363 degrees ! Estimated noise=1664.9 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000718774 Jy ! Component: 100 - total flux cleaned = 0.000721778 Jy ! Component: 150 - total flux cleaned = 0.000801683 Jy ! Component: 200 - total flux cleaned = 0.000866134 Jy ! Total flux subtracted in 200 components = 0.000866134 Jy ! Clean residual min=-0.006297 max=0.005505 Jy/beam ! Clean residual mean=0.000047 rms=0.001684 Jy/beam ! Combined flux in latest and established models = 1.04524 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 120 components and 1.04524 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.146776Jy sigma=0.001095 ! Fit after self-cal, rms=0.146769Jy sigma=0.001095 ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000400239 Jy ! Component: 100 - total flux cleaned = 0.000335048 Jy ! Component: 150 - total flux cleaned = 0.000335269 Jy ! Component: 200 - total flux cleaned = 0.000383455 Jy ! Total flux subtracted in 200 components = 0.000383455 Jy ! Clean residual min=-0.006224 max=0.005353 Jy/beam ! Clean residual mean=0.000046 rms=0.001653 Jy/beam ! Combined flux in latest and established models = 1.04563 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 124 components and 1.04563 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.146720Jy sigma=0.001094 ! Fit after self-cal, rms=0.146715Jy sigma=0.001094 ! Inverting map ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.146715Jy sigma=0.001094 ! Fit after self-cal, rms=0.146591Jy sigma=0.001094 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=2.173 mas, bmaj=7.711 mas, bpa=-4.008 degrees ! Estimated noise=2694.75 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.610807 Jy ! Component: 100 - total flux cleaned = 0.770924 Jy ! Component: 150 - total flux cleaned = 0.852815 Jy ! Component: 200 - total flux cleaned = 0.902946 Jy ! Total flux subtracted in 200 components = 0.902946 Jy ! Clean residual min=-0.018482 max=0.026578 Jy/beam ! Clean residual mean=0.000015 rms=0.006073 Jy/beam ! Combined flux in latest and established models = 0.902946 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 17 model components to the UV plane model. ! The established model now contains 17 components and 0.902946 Jy ! Inverting map and beam ! Estimated beam: bmin=2.649 mas, bmaj=9.28 mas, bpa=-6.388 degrees ! Estimated noise=1664.98 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 = 0.0554141 Jy ! Component: 100 - total flux cleaned = 0.0847499 Jy ! Component: 150 - total flux cleaned = 0.10224 Jy ! Component: 200 - total flux cleaned = 0.113752 Jy ! Total flux subtracted in 200 components = 0.113752 Jy ! Clean residual min=-0.008782 max=0.007628 Jy/beam ! Clean residual mean=0.000241 rms=0.002798 Jy/beam ! Combined flux in latest and established models = 1.0167 Jy ! Adding 70 model components to the UV plane model. ! The established model now contains 77 components and 1.0167 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=10.31 mas, bmaj=30.99 mas, bpa=0.7112 degrees ! Estimated noise=2270.21 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0136771 Jy ! Component: 100 - total flux cleaned = 0.0201864 Jy ! Component: 150 - total flux cleaned = 0.0234922 Jy ! Component: 200 - total flux cleaned = 0.0247694 Jy ! Total flux subtracted in 200 components = 0.0247694 Jy ! Clean residual min=-0.006094 max=0.006031 Jy/beam ! Clean residual mean=0.000154 rms=0.002093 Jy/beam ! Combined flux in latest and established models = 1.04147 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 = 0.000293694 Jy ! Component: 100 - total flux cleaned = 0.000566056 Jy ! Component: 150 - total flux cleaned = 0.000819579 Jy ! Component: 200 - total flux cleaned = 0.00105807 Jy ! Total flux subtracted in 200 components = 0.00105807 Jy ! Clean residual min=-0.005946 max=0.005946 Jy/beam ! Clean residual mean=0.000136 rms=0.002053 Jy/beam ! Combined flux in latest and established models = 1.04253 Jy ! Adding 53 model components to the UV plane model. ! The established model now contains 121 components and 1.04253 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=2.649 mas, bmaj=9.28 mas, bpa=-6.388 degrees ! Estimated noise=1664.98 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000300911 Jy ! Component: 100 - total flux cleaned = -0.000291641 Jy ! Component: 150 - total flux cleaned = -0.00019655 Jy ! Component: 200 - total flux cleaned = -4.43823e-05 Jy ! Total flux subtracted in 200 components = -4.43823e-05 Jy ! Clean residual min=-0.006926 max=0.005792 Jy/beam ! Clean residual mean=0.000055 rms=0.001732 Jy/beam ! Combined flux in latest and established models = 1.04248 Jy selfcal ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 139 components and 1.04248 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.146717Jy sigma=0.001095 ! Fit after self-cal, rms=0.146666Jy sigma=0.001095 wmodel J1454-3747_S_1999_12_20_pus_map.mod ! Writing 139 model components to file: J1454-3747_S_1999_12_20_pus_map.mod wobs J1454-3747_S_1999_12_20_pus_uvs.fits ! Writing UV FITS file: J1454-3747_S_1999_12_20_pus_uvs.fits wwins J1454-3747_S_1999_12_20_pus_map.win ! wwins: Wrote 2 windows to J1454-3747_S_1999_12_20_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 = -0.00112101 Jy ! Component: 100 - total flux cleaned = -0.00122356 Jy ! Component: 150 - total flux cleaned = -0.00187512 Jy ! Component: 200 - total flux cleaned = -0.00239857 Jy ! Component: 250 - total flux cleaned = -0.00273247 Jy ! Component: 300 - total flux cleaned = -0.00328975 Jy ! Component: 350 - total flux cleaned = -0.00359378 Jy ! Component: 400 - total flux cleaned = -0.0040308 Jy ! Component: 450 - total flux cleaned = -0.00438046 Jy ! Component: 500 - total flux cleaned = -0.00471501 Jy ! Component: 550 - total flux cleaned = -0.00490966 Jy ! Component: 600 - total flux cleaned = -0.00528542 Jy ! Component: 650 - total flux cleaned = -0.00564699 Jy ! Component: 700 - total flux cleaned = -0.00576417 Jy ! Component: 750 - total flux cleaned = -0.00599046 Jy ! Component: 800 - total flux cleaned = -0.00604442 Jy ! Component: 850 - total flux cleaned = -0.00604401 Jy ! Component: 900 - total flux cleaned = -0.00609678 Jy ! Component: 950 - total flux cleaned = -0.0060978 Jy ! Component: 1000 - total flux cleaned = -0.00619692 Jy ! Component: 1050 - total flux cleaned = -0.00634257 Jy ! Component: 1100 - total flux cleaned = -0.00653243 Jy ! Component: 1150 - total flux cleaned = -0.00667195 Jy ! Component: 1200 - total flux cleaned = -0.00680921 Jy ! Component: 1250 - total flux cleaned = -0.00694365 Jy ! Component: 1300 - total flux cleaned = -0.00712022 Jy ! Component: 1350 - total flux cleaned = -0.00725069 Jy ! Component: 1400 - total flux cleaned = -0.00737895 Jy ! Component: 1450 - total flux cleaned = -0.00758813 Jy ! Component: 1500 - total flux cleaned = -0.0075884 Jy ! Component: 1550 - total flux cleaned = -0.00775055 Jy ! Component: 1600 - total flux cleaned = -0.00786972 Jy ! Component: 1650 - total flux cleaned = -0.00798667 Jy ! Component: 1700 - total flux cleaned = -0.00798677 Jy ! Component: 1750 - total flux cleaned = -0.00813984 Jy ! Component: 1800 - total flux cleaned = -0.00829035 Jy ! Component: 1850 - total flux cleaned = -0.00821596 Jy ! Component: 1900 - total flux cleaned = -0.00828935 Jy ! Component: 1950 - total flux cleaned = -0.00825308 Jy ! Component: 2000 - total flux cleaned = -0.00825305 Jy ! Total flux subtracted in 2048 components = -0.00825316 Jy ! Clean residual min=-0.002680 max=0.002325 Jy/beam ! Clean residual mean=0.000008 rms=0.000710 Jy/beam ! Combined flux in latest and established models = 1.03423 Jy keep ! Adding 139 model components to the UV plane model. ! The established model now contains 278 components and 1.03423 Jy ![Exited script file: muppet] wmap "J1454-3747_S_1999_12_20_pus\_map.fits" ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.649 x 9.28 at -6.388 degrees (North through East) ! Clean map min=-0.0060469 max=0.81665 Jy/beam ! Writing clean map to FITS file: J1454-3747_S_1999_12_20_pus_map.fits float peak_flux peak_flux = peak(flux,max) print "The peak flux is",peak_flux ! The peak flux is 0.816654 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000671095 device "J1454-3747_S_1999_12_20_pus\_map.eps/VPS" ! Attempting to open device: 'J1454-3747_S_1999_12_20_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.246529 0.246529 0.493057 0.986115 1.97223 3.94446 7.88892 15.7778 31.5557 63.1113 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.002 print "peak=",int(1000*peak_flux)/1000 ! peak= 0.816 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.649 x 9.28 at -6.388 degrees (North through East) ! Clean map min=-0.0060469 max=0.81665 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J1454-3747_S_1999_12_20_pus\_map.gif/vgif" ! Attempting to open device: 'J1454-3747_S_1999_12_20_pus_map.gif/vgif' mapplot cln quit ! Quitting program ! Log file J1454-3747_S_1999_12_20_pus_uvs.log closed on Thu Dec 20 15:20:45 2007