! Started logfile: J2258-2758_X_1999_12_20_pus_uvs.log on Tue Dec 18 11:44:16 2007 obs J2258-2758_X_1999_12_20_pus_uva.fits ! Reading UV FITS file: J2258-2758_X_1999_12_20_pus_uva.fits ! AN table 1: 43 integrations on 190 of 190 possible baselines. ! AN table 2: 19 integrations on 190 of 190 possible baselines. ! AN table 3: 114 integrations on 190 of 190 possible baselines. ! Apparent sampling: 0.0515251 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J2258-2758 ! ! 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 8.40997e+09 8e+06 1 8e+06 ! 02 2 8.47997e+09 8e+06 1 8e+06 ! 03 3 8.79497e+09 8e+06 1 8e+06 ! 04 4 8.89997e+09 8e+06 1 8e+06 ! ! Polarization(s): RR ! ! Read 2422 lines of history. ! ! Reading 6892 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 = 0.2 print "taper_size =",taper_size ! taper_size = 70 ![@muppet J2258-2758_X_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 0.200x0.200 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 827 telescope corrections were flagged in sub-array 1. ! A total of 380 telescope corrections were flagged in sub-array 2. ! A total of 1735 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 2. ! A total of 827 telescope corrections were flagged in sub-array 1. ! A total of 380 telescope corrections were flagged in sub-array 2. ! A total of 1691 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 3. ! A total of 827 telescope corrections were flagged in sub-array 1. ! A total of 380 telescope corrections were flagged in sub-array 2. ! A total of 1691 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 4. ! A total of 827 telescope corrections were flagged in sub-array 1. ! A total of 380 telescope corrections were flagged in sub-array 2. ! A total of 1691 telescope corrections were flagged in sub-array 3. ! ! Fit before self-cal, rms=2.734202Jy sigma=0.030121 ! Fit after self-cal, rms=2.144557Jy sigma=0.024746 ! 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=0.78 mas, bmaj=2.16 mas, bpa=9.494 degrees ! Estimated noise=1871.47 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 (0, 0). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 2.27776 Jy ! Component: 100 - total flux cleaned = 2.77447 Jy ! Total flux subtracted in 100 components = 2.77447 Jy ! Clean residual min=-0.122506 max=0.230189 Jy/beam ! Clean residual mean=-0.000690 rms=0.042211 Jy/beam ! Combined flux in latest and established models = 2.77447 Jy ! Performing phase self-cal ! Adding 1 model components to the UV plane model. ! The established model now contains 1 components and 2.77447 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.552817Jy sigma=0.006108 ! Fit after self-cal, rms=0.552819Jy sigma=0.006108 ! 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=1.449 mas, bmaj=3.98 mas, bpa=2.195 degrees ! Estimated noise=817.246 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 = 0.312413 Jy ! Component: 100 - total flux cleaned = 0.41698 Jy ! Component: 150 - total flux cleaned = 0.45772 Jy ! Component: 200 - total flux cleaned = 0.473863 Jy ! Total flux subtracted in 200 components = 0.473863 Jy ! Clean residual min=-0.061916 max=0.102596 Jy/beam ! Clean residual mean=-0.001877 rms=0.025875 Jy/beam ! Combined flux in latest and established models = 3.24833 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 20 components and 3.24833 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.418728Jy sigma=0.003704 ! Fit after self-cal, rms=0.418658Jy sigma=0.003703 ! Inverting map print "************** FINISHED NATURAL WEIGHTING CLEAN **************" ! ************** FINISHED NATURAL WEIGHTING CLEAN ************** ! gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 33 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.00* FD 0.00* GC 0.00* HH 0.00* ! HN 0.00* KK 0.00* KP 0.00* LA 0.00* ! MC 0.00* MK 0.00* NY 0.00* ON 0.00* ! OV 0.00* PT 0.00* SC 0.00* TS 0.00* ! WF 0.00* WZ 0.00* GN 0.00* NL 0.00* ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.00* FD 0.00* GC 0.00* HH 0.00* ! HN 0.00* KK 0.00* KP 0.00* LA 0.00* ! MC 0.00* MK 0.00* NY 0.00* ON 0.00* ! OV 0.00* PT 0.00* SC 0.00* TS 0.00* ! WF 0.00* WZ 0.00* GN 0.00* NL 0.00* ! ! A total of 42 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.60 FD 0.98 GC 1.00* HH 1.00* ! HN 1.07 KK 1.00* KP 1.02 LA 1.00 ! MC 1.00* MK 1.00* NY 1.00* ON 1.00* ! OV 1.01 PT 0.99 SC 0.99 TS 1.00* ! WF 0.97 WZ 1.00* GN 1.00* NL 1.19 ! ! ! Correcting IF 2. ! A total of 33 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.00* FD 0.00* GC 0.00* HH 0.00* ! HN 0.00* KK 0.00* KP 0.00* LA 0.00* ! MC 0.00* MK 0.00* NY 0.00* ON 0.00* ! OV 0.00* PT 0.00* SC 0.00* TS 0.00* ! WF 0.00* WZ 0.00* GN 0.00* NL 0.00* ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.00* FD 0.00* GC 0.00* HH 0.00* ! HN 0.00* KK 0.00* KP 0.00* LA 0.00* ! MC 0.00* MK 0.00* NY 0.00* ON 0.00* ! OV 0.00* PT 0.00* SC 0.00* TS 0.00* ! WF 0.00* WZ 0.00* GN 0.00* NL 0.00* ! ! A total of 42 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.60 FD 0.98 GC 1.00* HH 1.00* ! HN 1.05 KK 1.00* KP 0.96 LA 1.00 ! MC 1.00* MK 1.00* NY 1.00* ON 1.00* ! OV 1.01 PT 0.98 SC 0.93 TS 1.00* ! WF 0.99 WZ 1.00* GN 1.00* NL 0.97 ! ! ! Correcting IF 3. ! A total of 33 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.00* FD 0.00* GC 0.00* HH 0.00* ! HN 0.00* KK 0.00* KP 0.00* LA 0.00* ! MC 0.00* MK 0.00* NY 0.00* ON 0.00* ! OV 0.00* PT 0.00* SC 0.00* TS 0.00* ! WF 0.00* WZ 0.00* GN 0.00* NL 0.00* ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.00* FD 0.00* GC 0.00* HH 0.00* ! HN 0.00* KK 0.00* KP 0.00* LA 0.00* ! MC 0.00* MK 0.00* NY 0.00* ON 0.00* ! OV 0.00* PT 0.00* SC 0.00* TS 0.00* ! WF 0.00* WZ 0.00* GN 0.00* NL 0.00* ! ! A total of 42 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.57 FD 0.97 GC 1.00* HH 1.00* ! HN 1.06 KK 1.00* KP 0.98 LA 0.98 ! MC 1.00* MK 1.00* NY 1.00* ON 1.00* ! OV 0.99 PT 0.99 SC 0.92 TS 1.00* ! WF 0.98 WZ 1.00* GN 1.00* NL 0.96 ! ! ! Correcting IF 4. ! A total of 33 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.00* FD 0.00* GC 0.00* HH 0.00* ! HN 0.00* KK 0.00* KP 0.00* LA 0.00* ! MC 0.00* MK 0.00* NY 0.00* ON 0.00* ! OV 0.00* PT 0.00* SC 0.00* TS 0.00* ! WF 0.00* WZ 0.00* GN 0.00* NL 0.00* ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.00* FD 0.00* GC 0.00* HH 0.00* ! HN 0.00* KK 0.00* KP 0.00* LA 0.00* ! MC 0.00* MK 0.00* NY 0.00* ON 0.00* ! OV 0.00* PT 0.00* SC 0.00* TS 0.00* ! WF 0.00* WZ 0.00* GN 0.00* NL 0.00* ! ! A total of 42 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.62 FD 0.97 GC 1.00* HH 1.00* ! HN 1.07 KK 1.00* KP 0.96 LA 0.99 ! MC 1.00* MK 1.00* NY 1.00* ON 1.00* ! OV 0.98 PT 0.97 SC 0.92 TS 1.00* ! WF 0.94 WZ 1.00* GN 1.00* NL 1.05 ! ! ! Fit before self-cal, rms=0.418658Jy sigma=0.003703 ! Fit after self-cal, rms=0.209844Jy sigma=0.001786 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.608 mas, bmaj=5.594 mas, bpa=-2.654 degrees ! Estimated noise=824.822 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 = -0.00256396 Jy ! Component: 100 - total flux cleaned = -0.00314725 Jy ! Component: 150 - total flux cleaned = -0.00362434 Jy ! Component: 200 - total flux cleaned = -0.00402198 Jy ! Total flux subtracted in 200 components = -0.00402198 Jy ! Clean residual min=-0.022395 max=0.047181 Jy/beam ! Clean residual mean=-0.001223 rms=0.010876 Jy/beam ! Combined flux in latest and established models = 3.24431 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 25 components and 3.24431 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.209306Jy sigma=0.001784 ! Fit after self-cal, rms=0.209694Jy sigma=0.001783 ! 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=0.209694Jy sigma=0.001783 ! Fit after self-cal, rms=0.209468Jy sigma=0.001782 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.608 mas, bmaj=5.592 mas, bpa=-2.605 degrees ! Estimated noise=824.588 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00219149 Jy ! Component: 100 - total flux cleaned = -0.0025238 Jy ! Component: 150 - total flux cleaned = -0.00294843 Jy ! Component: 200 - total flux cleaned = -0.00330483 Jy ! Total flux subtracted in 200 components = -0.00330483 Jy ! Clean residual min=-0.022052 max=0.047423 Jy/beam ! Clean residual mean=-0.001159 rms=0.010873 Jy/beam ! Combined flux in latest and established models = 3.241 Jy selfcal ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 28 components and 3.241 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.209037Jy sigma=0.001780 ! Fit after self-cal, rms=0.209013Jy sigma=0.001780 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 (-4.2, -7.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.042633 Jy ! Component: 100 - total flux cleaned = 0.0592937 Jy ! Component: 150 - total flux cleaned = 0.0664827 Jy ! Component: 200 - total flux cleaned = 0.0694296 Jy ! Total flux subtracted in 200 components = 0.0694296 Jy ! Clean residual min=-0.012094 max=0.016099 Jy/beam ! Clean residual mean=-0.000676 rms=0.003940 Jy/beam ! Combined flux in latest and established models = 3.31043 Jy ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 55 components and 3.31043 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.201569Jy sigma=0.001659 ! Fit after self-cal, rms=0.201381Jy sigma=0.001654 ! 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=0.201381Jy sigma=0.001654 ! Fit after self-cal, rms=0.200566Jy sigma=0.001647 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.607 mas, bmaj=5.587 mas, bpa=-2.551 degrees ! Estimated noise=823.908 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00631778 Jy ! Component: 100 - total flux cleaned = 0.00584895 Jy ! Component: 150 - total flux cleaned = 0.00605934 Jy ! Component: 200 - total flux cleaned = 0.00588286 Jy ! Total flux subtracted in 200 components = 0.00588286 Jy ! Clean residual min=-0.011566 max=0.010846 Jy/beam ! Clean residual mean=-0.000695 rms=0.003214 Jy/beam ! Combined flux in latest and established models = 3.31631 Jy selfcal ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 69 components and 3.31631 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.199865Jy sigma=0.001639 ! Fit after self-cal, rms=0.199771Jy sigma=0.001638 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 = 0.00166035 Jy ! Component: 100 - total flux cleaned = 0.00110472 Jy ! Component: 150 - total flux cleaned = 0.000779946 Jy ! Component: 200 - total flux cleaned = 0.000620463 Jy ! Total flux subtracted in 200 components = 0.000620463 Jy ! Clean residual min=-0.010547 max=0.009310 Jy/beam ! Clean residual mean=-0.000668 rms=0.002975 Jy/beam ! Combined flux in latest and established models = 3.31693 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 80 components and 3.31693 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.199283Jy sigma=0.001635 ! Fit after self-cal, rms=0.199246Jy sigma=0.001634 ! 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=0.199246Jy sigma=0.001634 ! Fit after self-cal, rms=0.198705Jy sigma=0.001630 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.017 mas, bmaj=9.375 mas, bpa=-12.79 degrees ! Estimated noise=848.944 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00162535 Jy ! Component: 100 - total flux cleaned = 0.000914468 Jy ! Component: 150 - total flux cleaned = 0.000458679 Jy ! Component: 200 - total flux cleaned = 0.000457663 Jy ! Total flux subtracted in 200 components = 0.000457663 Jy ! Clean residual min=-0.009064 max=0.010221 Jy/beam ! Clean residual mean=-0.000839 rms=0.003128 Jy/beam ! Combined flux in latest and established models = 3.31739 Jy selfcal ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 100 components and 3.31739 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.198530Jy sigma=0.001628 ! Fit after self-cal, rms=0.198501Jy sigma=0.001627 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 = 0.000935924 Jy ! Component: 100 - total flux cleaned = 0.000366162 Jy ! Component: 150 - total flux cleaned = 0.000196388 Jy ! Component: 200 - total flux cleaned = 5.37604e-05 Jy ! Total flux subtracted in 200 components = 5.37604e-05 Jy ! Clean residual min=-0.008197 max=0.008908 Jy/beam ! Clean residual mean=-0.000815 rms=0.002956 Jy/beam ! Combined flux in latest and established models = 3.31745 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 109 components and 3.31745 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.198360Jy sigma=0.001626 ! Fit after self-cal, rms=0.198339Jy sigma=0.001626 ! 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=1.606 mas, bmaj=5.583 mas, bpa=-2.511 degrees ! Estimated noise=823.741 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.606 x 5.583 at -2.511 degrees (North through East) ! Clean map min=-0.0093316 max=3.1169 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=0.198339Jy sigma=0.001626 ! Fit after self-cal, rms=0.156363Jy sigma=0.001142 ! Inverting map and beam ! Estimated beam: bmin=1.606 mas, bmaj=5.584 mas, bpa=-2.517 degrees ! Estimated noise=823.683 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000964504 Jy ! Component: 100 - total flux cleaned = 0.00120309 Jy ! Component: 150 - total flux cleaned = 0.000991719 Jy ! Component: 200 - total flux cleaned = 0.00098682 Jy ! Total flux subtracted in 200 components = 0.00098682 Jy ! Clean residual min=-0.009303 max=0.008276 Jy/beam ! Clean residual mean=-0.000536 rms=0.002511 Jy/beam ! Combined flux in latest and established models = 3.31843 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 118 components and 3.31843 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.155497Jy sigma=0.001135 ! Fit after self-cal, rms=0.155463Jy sigma=0.001134 ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000478751 Jy ! Component: 100 - total flux cleaned = 0.000639272 Jy ! Component: 150 - total flux cleaned = 0.000507388 Jy ! Component: 200 - total flux cleaned = 0.000381291 Jy ! Total flux subtracted in 200 components = 0.000381291 Jy ! Clean residual min=-0.008228 max=0.007608 Jy/beam ! Clean residual mean=-0.000534 rms=0.002430 Jy/beam ! Combined flux in latest and established models = 3.31881 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 128 components and 3.31881 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.155018Jy sigma=0.001132 ! Fit after self-cal, rms=0.155022Jy sigma=0.001131 ! Inverting map ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.155022Jy sigma=0.001131 ! Fit after self-cal, rms=0.154700Jy sigma=0.001130 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=0.9198 mas, bmaj=3.74 mas, bpa=3.496 degrees ! Estimated noise=1802.26 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 2.34804 Jy ! Component: 100 - total flux cleaned = 2.86632 Jy ! Component: 150 - total flux cleaned = 3.02788 Jy ! Component: 200 - total flux cleaned = 3.10582 Jy ! Total flux subtracted in 200 components = 3.10582 Jy ! Clean residual min=-0.031009 max=0.050204 Jy/beam ! Clean residual mean=-0.000496 rms=0.010214 Jy/beam ! Combined flux in latest and established models = 3.10582 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 31 model components to the UV plane model. ! The established model now contains 31 components and 3.10582 Jy ! Inverting map and beam ! Estimated beam: bmin=1.605 mas, bmaj=5.583 mas, bpa=-2.492 degrees ! Estimated noise=823.449 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 = 0.0901371 Jy ! Component: 100 - total flux cleaned = 0.134159 Jy ! Component: 150 - total flux cleaned = 0.160224 Jy ! Component: 200 - total flux cleaned = 0.177124 Jy ! Total flux subtracted in 200 components = 0.177124 Jy ! Clean residual min=-0.013412 max=0.013465 Jy/beam ! Clean residual mean=-0.000705 rms=0.004392 Jy/beam ! Combined flux in latest and established models = 3.28295 Jy ! Adding 53 model components to the UV plane model. ! The established model now contains 76 components and 3.28295 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=3.017 mas, bmaj=9.377 mas, bpa=-12.78 degrees ! Estimated noise=848.653 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0139934 Jy ! Component: 100 - total flux cleaned = 0.019974 Jy ! Component: 150 - total flux cleaned = 0.0234074 Jy ! Component: 200 - total flux cleaned = 0.025931 Jy ! Total flux subtracted in 200 components = 0.025931 Jy ! Clean residual min=-0.007169 max=0.010084 Jy/beam ! Clean residual mean=-0.000723 rms=0.002754 Jy/beam ! Combined flux in latest and established models = 3.30888 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 = 0.00195832 Jy ! Component: 100 - total flux cleaned = 0.00305941 Jy ! Component: 150 - total flux cleaned = 0.0034887 Jy ! Component: 200 - total flux cleaned = 0.00358576 Jy ! Total flux subtracted in 200 components = 0.00358576 Jy ! Clean residual min=-0.007109 max=0.009776 Jy/beam ! Clean residual mean=-0.000690 rms=0.002590 Jy/beam ! Combined flux in latest and established models = 3.31246 Jy ! Adding 34 model components to the UV plane model. ! The established model now contains 105 components and 3.31246 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=1.605 mas, bmaj=5.583 mas, bpa=-2.492 degrees ! Estimated noise=823.449 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -5.88848e-05 Jy ! Component: 100 - total flux cleaned = 0.000266477 Jy ! Component: 150 - total flux cleaned = 0.000725497 Jy ! Component: 200 - total flux cleaned = 0.000719443 Jy ! Total flux subtracted in 200 components = 0.000719443 Jy ! Clean residual min=-0.007665 max=0.007916 Jy/beam ! Clean residual mean=-0.000533 rms=0.002405 Jy/beam ! Combined flux in latest and established models = 3.31318 Jy selfcal ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 115 components and 3.31318 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.155088Jy sigma=0.001130 ! Fit after self-cal, rms=0.154840Jy sigma=0.001128 wmodel J2258-2758_X_1999_12_20_pus_map.mod ! Writing 115 model components to file: J2258-2758_X_1999_12_20_pus_map.mod wobs J2258-2758_X_1999_12_20_pus_uvs.fits ! Writing UV FITS file: J2258-2758_X_1999_12_20_pus_uvs.fits wwins J2258-2758_X_1999_12_20_pus_map.win ! wwins: Wrote 2 windows to J2258-2758_X_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 = -0.00132931 Jy ! Component: 100 - total flux cleaned = -0.00307538 Jy ! Component: 150 - total flux cleaned = -0.0048317 Jy ! Component: 200 - total flux cleaned = -0.00659536 Jy ! Component: 250 - total flux cleaned = -0.0085907 Jy ! Component: 300 - total flux cleaned = -0.0104087 Jy ! Component: 350 - total flux cleaned = -0.0122651 Jy ! Component: 400 - total flux cleaned = -0.013967 Jy ! Component: 450 - total flux cleaned = -0.0155235 Jy ! Component: 500 - total flux cleaned = -0.017123 Jy ! Component: 550 - total flux cleaned = -0.0186765 Jy ! Component: 600 - total flux cleaned = -0.0202729 Jy ! Component: 650 - total flux cleaned = -0.0218296 Jy ! Component: 700 - total flux cleaned = -0.0233526 Jy ! Component: 750 - total flux cleaned = -0.0246926 Jy ! Component: 800 - total flux cleaned = -0.0261649 Jy ! Component: 850 - total flux cleaned = -0.0274594 Jy ! Component: 900 - total flux cleaned = -0.0287344 Jy ! Component: 950 - total flux cleaned = -0.0299162 Jy ! Component: 1000 - total flux cleaned = -0.0311553 Jy ! Component: 1050 - total flux cleaned = -0.0320926 Jy ! Component: 1100 - total flux cleaned = -0.0329499 Jy ! Component: 1150 - total flux cleaned = -0.0338001 Jy ! Component: 1200 - total flux cleaned = -0.0346433 Jy ! Component: 1250 - total flux cleaned = -0.0354808 Jy ! Component: 1300 - total flux cleaned = -0.036522 Jy ! Component: 1350 - total flux cleaned = -0.0373507 Jy ! Component: 1400 - total flux cleaned = -0.0381752 Jy ! Component: 1450 - total flux cleaned = -0.0388596 Jy ! Component: 1500 - total flux cleaned = -0.0398144 Jy ! Component: 1550 - total flux cleaned = -0.0407655 Jy ! Component: 1600 - total flux cleaned = -0.0413093 Jy ! Component: 1650 - total flux cleaned = -0.04192 Jy ! Component: 1700 - total flux cleaned = -0.042327 Jy ! Component: 1750 - total flux cleaned = -0.0427344 Jy ! Component: 1800 - total flux cleaned = -0.0432783 Jy ! Component: 1850 - total flux cleaned = -0.0438245 Jy ! Component: 1900 - total flux cleaned = -0.0444412 Jy ! Component: 1950 - total flux cleaned = -0.0449231 Jy ! Component: 2000 - total flux cleaned = -0.0454759 Jy ! Total flux subtracted in 2048 components = -0.0459617 Jy ! Clean residual min=-0.003777 max=0.003547 Jy/beam ! Clean residual mean=-0.000285 rms=0.001372 Jy/beam ! Combined flux in latest and established models = 3.26722 Jy keep ! Adding 98 model components to the UV plane model. ! The established model now contains 213 components and 3.26722 Jy ![Exited script file: muppet] wmap "J2258-2758_X_1999_12_20_pus\_map.fits" ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.605 x 5.583 at -2.492 degrees (North through East) ! Clean map min=-0.0088119 max=3.1228 Jy/beam ! Writing clean map to FITS file: J2258-2758_X_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 3.12279 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.00131634 device "J2258-2758_X_1999_12_20_pus\_map.eps/VPS" ! Attempting to open device: 'J2258-2758_X_1999_12_20_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.126458 0.126458 0.252917 0.505834 1.01167 2.02334 4.04667 8.09334 16.1867 32.3734 64.7467 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0039 print "peak=",int(1000*peak_flux)/1000 ! peak= 3.122 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.605 x 5.583 at -2.492 degrees (North through East) ! Clean map min=-0.0088119 max=3.1228 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J2258-2758_X_1999_12_20_pus\_map.gif/vgif" ! Attempting to open device: 'J2258-2758_X_1999_12_20_pus_map.gif/vgif' mapplot cln quit ! Quitting program ! Log file J2258-2758_X_1999_12_20_pus_uvs.log closed on Tue Dec 18 11:44:23 2007