! Started logfile: J0730-1141_S_2003_05_07_pus_uvs.log on Sun Dec 24 09:49:56 2006 obs J0730-1141_S_2003_05_07_pus_uva.fits ! Reading UV FITS file: J0730-1141_S_2003_05_07_pus_uva.fits ! AN table 1: 46 integrations on 171 of 171 possible baselines. ! AN table 2: 60 integrations on 171 of 171 possible baselines. ! AN table 3: 14 integrations on 171 of 171 possible baselines. ! Apparent sampling: 0.189864 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J0730-1141 ! ! 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 2.23697e+09 8e+06 1 8e+06 ! 02 2 2.26697e+09 8e+06 1 8e+06 ! 03 3 2.35697e+09 8e+06 1 8e+06 ! 04 4 2.37697e+09 8e+06 1 8e+06 ! ! Polarization(s): RR ! ! Read 1680 lines of history. ! ! Reading 15584 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 525 telescope corrections were flagged in sub-array 1. ! A total of 676 telescope corrections were flagged in sub-array 2. ! A total of 242 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 2. ! A total of 525 telescope corrections were flagged in sub-array 1. ! A total of 676 telescope corrections were flagged in sub-array 2. ! A total of 239 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 3. ! A total of 525 telescope corrections were flagged in sub-array 1. ! A total of 676 telescope corrections were flagged in sub-array 2. ! A total of 239 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 4. ! A total of 525 telescope corrections were flagged in sub-array 1. ! A total of 676 telescope corrections were flagged in sub-array 2. ! A total of 242 telescope corrections were flagged in sub-array 3. ! ! Fit before self-cal, rms=2.330209Jy sigma=0.016833 ! Fit after self-cal, rms=1.899765Jy sigma=0.014294 ! clrmod: Cleared the established, tentative and continuum models. ! Redundant starting model cleared. uvw 2,-1 ! Uniform weighting binwidth: 2 (pixels). ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.929 mas, bmaj=4.367 mas, bpa=-3.545 degrees ! Estimated noise=1708.11 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 = 2.12643 Jy ! Component: 100 - total flux cleaned = 2.66974 Jy ! Total flux subtracted in 100 components = 2.66974 Jy ! Clean residual min=-0.072694 max=0.236008 Jy/beam ! Clean residual mean=-0.000831 rms=0.025705 Jy/beam ! Combined flux in latest and established models = 2.66974 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 7 components and 2.66974 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.664142Jy sigma=0.004301 ! Fit after self-cal, rms=0.664212Jy sigma=0.004300 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.261331 Jy ! Component: 100 - total flux cleaned = 0.403585 Jy ! Total flux subtracted in 100 components = 0.403585 Jy ! Clean residual min=-0.054994 max=0.072480 Jy/beam ! Clean residual mean=-0.000464 rms=0.014435 Jy/beam ! Combined flux in latest and established models = 3.07332 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 17 components and 3.07332 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.548122Jy sigma=0.002832 ! Fit after self-cal, rms=0.548064Jy sigma=0.002831 ! 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=2.283 mas, bmaj=5.992 mas, bpa=-6.192 degrees ! Estimated noise=885.654 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 = 0.118392 Jy ! Component: 100 - total flux cleaned = 0.17436 Jy ! Component: 150 - total flux cleaned = 0.203634 Jy ! Component: 200 - total flux cleaned = 0.219146 Jy ! Total flux subtracted in 200 components = 0.219146 Jy ! Clean residual min=-0.040082 max=0.056291 Jy/beam ! Clean residual mean=-0.000263 rms=0.011272 Jy/beam ! Combined flux in latest and established models = 3.29247 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 31 components and 3.29247 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.533416Jy sigma=0.002530 ! Fit after self-cal, rms=0.533116Jy sigma=0.002529 ! Inverting map print "************** FINISHED NATURAL WEIGHTING CLEAN **************" ! ************** FINISHED NATURAL WEIGHTING CLEAN ************** ! gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 0.99 GG 1.00* HN 0.92 ! KK 1.00 KP 0.98 LA 1.03 MA 1.00* ! MC 1.00* MK 1.01 NL 1.00* ON 1.00* ! OV 0.86 PT 1.01 SC 0.88 TC 1.07 ! TS 1.00* WF 1.03 WZ 1.00* ! ! A total of 33 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.08 FD 0.99 GG 1.00* HN 0.98 ! KK 1.00* KP 1.00 LA 1.05 MA 0.99 ! MC 1.08 MK 1.00* NL 0.97 ON 1.00* ! OV 0.87 PT 1.03 SC 0.96 TC 1.07 ! TS 1.00* WF 1.07 WZ 1.01 ! ! A total of 24 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.00* FD 0.00* GG 0.00* HN 0.00* ! KK 0.00* KP 0.00* LA 0.00* MA 0.00* ! MC 0.00* MK 0.00* NL 0.00* ON 0.00* ! OV 0.00* PT 0.00* SC 0.00* TC 0.00* ! TS 0.00* WF 0.00* WZ 0.00* ! ! ! Correcting IF 2. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 1.04 GG 1.00* HN 0.99 ! KK 1.05 KP 0.97 LA 0.98 MA 1.00* ! MC 1.00* MK 1.02 NL 1.00* ON 1.00* ! OV 0.96 PT 0.99 SC 0.89 TC 1.08 ! TS 1.00* WF 1.02 WZ 1.00* ! ! A total of 33 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.16 FD 1.04 GG 1.00* HN 1.02 ! KK 1.00* KP 1.01 LA 1.01 MA 1.08 ! MC 1.10 MK 1.00* NL 1.00 ON 1.00* ! OV 0.95 PT 1.03 SC 0.97 TC 1.09 ! TS 1.00* WF 1.06 WZ 0.98 ! ! A total of 27 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.00* FD 0.00* GG 0.00* HN 0.00* ! KK 0.00* KP 0.00* LA 0.00* MA 0.00* ! MC 0.00* MK 0.00* NL 0.00* ON 0.00* ! OV 0.00* PT 0.00* SC 0.00* TC 0.00* ! TS 0.00* WF 0.00* WZ 0.00* ! ! ! Correcting IF 3. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 0.99 GG 1.00* HN 1.00 ! KK 1.01 KP 0.98 LA 0.98 MA 1.00* ! MC 1.00* MK 0.98 NL 1.00* ON 1.00* ! OV 0.92 PT 1.01 SC 1.02 TC 0.96 ! TS 1.00* WF 1.02 WZ 1.00* ! ! A total of 33 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.11 FD 0.98 GG 1.00* HN 1.04 ! KK 1.00* KP 1.02 LA 1.00 MA 1.06 ! MC 0.96 MK 1.00* NL 1.02 ON 1.00* ! OV 1.00 PT 1.05 SC 1.10 TC 0.96 ! TS 1.00* WF 1.05 WZ 1.02 ! ! A total of 27 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.00* FD 0.00* GG 0.00* HN 0.00* ! KK 0.00* KP 0.00* LA 0.00* MA 0.00* ! MC 0.00* MK 0.00* NL 0.00* ON 0.00* ! OV 0.00* PT 0.00* SC 0.00* TC 0.00* ! TS 0.00* WF 0.00* WZ 0.00* ! ! ! Correcting IF 4. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 0.99 GG 1.00* HN 0.93 ! KK 1.02 KP 0.95 LA 1.00 MA 1.00* ! MC 1.00* MK 1.02 NL 1.00* ON 1.00* ! OV 0.86 PT 0.97 SC 1.02 TC 0.97 ! TS 1.00* WF 1.01 WZ 1.00* ! ! A total of 33 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.11 FD 1.00 GG 1.00* HN 0.96 ! KK 1.00* KP 0.98 LA 1.01 MA 1.05 ! MC 1.36 MK 1.00* NL 0.95 ON 1.00* ! OV 0.97 PT 1.00 SC 1.10 TC 0.97 ! TS 1.00* WF 1.04 WZ 0.96 ! ! A total of 24 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.00* FD 0.00* GG 0.00* HN 0.00* ! KK 0.00* KP 0.00* LA 0.00* MA 0.00* ! MC 0.00* MK 0.00* NL 0.00* ON 0.00* ! OV 0.00* PT 0.00* SC 0.00* TC 0.00* ! TS 0.00* WF 0.00* WZ 0.00* ! ! ! Fit before self-cal, rms=0.533116Jy sigma=0.002529 ! Fit after self-cal, rms=0.467846Jy sigma=0.001887 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=2.323 mas, bmaj=6.117 mas, bpa=-6.042 degrees ! Estimated noise=888.581 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 (-6.5, 7). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00761603 Jy ! Component: 100 - total flux cleaned = 0.00961601 Jy ! Component: 150 - total flux cleaned = 0.0111797 Jy ! Component: 200 - total flux cleaned = 0.0132371 Jy ! Total flux subtracted in 200 components = 0.0132371 Jy ! Clean residual min=-0.019440 max=0.020053 Jy/beam ! Clean residual mean=0.000668 rms=0.005401 Jy/beam ! Combined flux in latest and established models = 3.3057 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 55 components and 3.3057 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.462404Jy sigma=0.001839 ! Fit after self-cal, rms=0.462013Jy sigma=0.001835 ! 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=0.462013Jy sigma=0.001835 ! Fit after self-cal, rms=0.460276Jy sigma=0.001827 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.334 mas, bmaj=6.108 mas, bpa=-6.077 degrees ! Estimated noise=887.936 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000361074 Jy ! Component: 100 - total flux cleaned = 0.00271777 Jy ! Component: 150 - total flux cleaned = 0.00570076 Jy ! Component: 200 - total flux cleaned = 0.00773514 Jy ! Total flux subtracted in 200 components = 0.00773514 Jy ! Clean residual min=-0.016508 max=0.017235 Jy/beam ! Clean residual mean=0.000460 rms=0.004594 Jy/beam ! Combined flux in latest and established models = 3.31344 Jy selfcal ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 67 components and 3.31344 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.457553Jy sigma=0.001805 ! Fit after self-cal, rms=0.457402Jy sigma=0.001803 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 = 0.00555233 Jy ! Component: 100 - total flux cleaned = 0.00810647 Jy ! Component: 150 - total flux cleaned = 0.00922507 Jy ! Component: 200 - total flux cleaned = 0.0105391 Jy ! Total flux subtracted in 200 components = 0.0105391 Jy ! Clean residual min=-0.015605 max=0.016404 Jy/beam ! Clean residual mean=0.000433 rms=0.004354 Jy/beam ! Combined flux in latest and established models = 3.32398 Jy ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 79 components and 3.32398 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.456421Jy sigma=0.001797 ! Fit after self-cal, rms=0.456347Jy sigma=0.001796 ! 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=0.456347Jy sigma=0.001796 ! Fit after self-cal, rms=0.455921Jy sigma=0.001789 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.344 mas, bmaj=6.101 mas, bpa=-6.105 degrees ! Estimated noise=888.362 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00262868 Jy ! Component: 100 - total flux cleaned = -0.000292202 Jy ! Component: 150 - total flux cleaned = 0.00125966 Jy ! Component: 200 - total flux cleaned = 0.00261486 Jy ! Total flux subtracted in 200 components = 0.00261486 Jy ! Clean residual min=-0.013420 max=0.015126 Jy/beam ! Clean residual mean=0.000275 rms=0.003860 Jy/beam ! Combined flux in latest and established models = 3.32659 Jy selfcal ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 82 components and 3.32659 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.454765Jy sigma=0.001780 ! Fit after self-cal, rms=0.454722Jy sigma=0.001779 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 = 0.00292556 Jy ! Component: 100 - total flux cleaned = 0.00437538 Jy ! Component: 150 - total flux cleaned = 0.00537293 Jy ! Component: 200 - total flux cleaned = 0.00602875 Jy ! Total flux subtracted in 200 components = 0.00602875 Jy ! Clean residual min=-0.012810 max=0.014538 Jy/beam ! Clean residual mean=0.000260 rms=0.003729 Jy/beam ! Combined flux in latest and established models = 3.33262 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 86 components and 3.33262 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.454266Jy sigma=0.001776 ! Fit after self-cal, rms=0.454235Jy sigma=0.001776 ! 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=0.454235Jy sigma=0.001776 ! Fit after self-cal, rms=0.454843Jy sigma=0.001773 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=8.468 mas, bmaj=15.32 mas, bpa=-10.43 degrees ! Estimated noise=1084.96 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0096152 Jy ! Component: 100 - total flux cleaned = 0.0105355 Jy ! Component: 150 - total flux cleaned = 0.0110113 Jy ! Component: 200 - total flux cleaned = 0.0111299 Jy ! Total flux subtracted in 200 components = 0.0111299 Jy ! Clean residual min=-0.013321 max=0.016904 Jy/beam ! Clean residual mean=0.000381 rms=0.005610 Jy/beam ! Combined flux in latest and established models = 3.34375 Jy selfcal ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 102 components and 3.34375 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.454822Jy sigma=0.001772 ! Fit after self-cal, rms=0.454790Jy sigma=0.001772 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 = 0.00149631 Jy ! Component: 100 - total flux cleaned = 0.00206505 Jy ! Component: 150 - total flux cleaned = 0.00216768 Jy ! Component: 200 - total flux cleaned = 0.00217495 Jy ! Total flux subtracted in 200 components = 0.00217495 Jy ! Clean residual min=-0.013202 max=0.016591 Jy/beam ! Clean residual mean=0.000365 rms=0.005506 Jy/beam ! Combined flux in latest and established models = 3.34593 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 112 components and 3.34593 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.454751Jy sigma=0.001772 ! Fit after self-cal, rms=0.454739Jy sigma=0.001771 ! 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=2.352 mas, bmaj=6.098 mas, bpa=-6.119 degrees ! Estimated noise=888.891 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.352 x 6.098 at -6.119 degrees (North through East) ! Clean map min=-0.012534 max=2.8152 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=0.454739Jy sigma=0.001771 ! Fit after self-cal, rms=0.424943Jy sigma=0.001209 ! Inverting map and beam ! Estimated beam: bmin=2.352 mas, bmaj=6.099 mas, bpa=-6.108 degrees ! Estimated noise=887.771 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00474141 Jy ! Component: 100 - total flux cleaned = -0.00655117 Jy ! Component: 150 - total flux cleaned = -0.00754857 Jy ! Component: 200 - total flux cleaned = -0.00818657 Jy ! Total flux subtracted in 200 components = -0.00818658 Jy ! Clean residual min=-0.009130 max=0.010128 Jy/beam ! Clean residual mean=0.000248 rms=0.002186 Jy/beam ! Combined flux in latest and established models = 3.33774 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 123 components and 3.33774 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.424456Jy sigma=0.001205 ! Fit after self-cal, rms=0.424432Jy sigma=0.001204 ! Inverting map ! Added new window around map position (-18, 13). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00796579 Jy ! Component: 100 - total flux cleaned = 0.00845639 Jy ! Component: 150 - total flux cleaned = 0.00889109 Jy ! Component: 200 - total flux cleaned = 0.00947792 Jy ! Total flux subtracted in 200 components = 0.00947792 Jy ! Clean residual min=-0.007908 max=0.007710 Jy/beam ! Clean residual mean=0.000192 rms=0.001873 Jy/beam ! Combined flux in latest and established models = 3.34722 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 141 components and 3.34722 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.423931Jy sigma=0.001201 ! Fit after self-cal, rms=0.423931Jy sigma=0.001200 ! Inverting map ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.423931Jy sigma=0.001200 ! Fit after self-cal, rms=0.424479Jy sigma=0.001199 print "************** CLEARING MODEL AND STARTING OVER **********" ! ************** CLEARING MODEL AND STARTING OVER ********** clrmod true ! clrmod: Cleared the established and tentative models. uvw 2,-1 ! Uniform weighting binwidth: 2 (pixels). ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.979 mas, bmaj=4.43 mas, bpa=-2.716 degrees ! Estimated noise=1657.58 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 2.14518 Jy ! Component: 100 - total flux cleaned = 2.6527 Jy ! Component: 150 - total flux cleaned = 2.88175 Jy ! Component: 200 - total flux cleaned = 3.00544 Jy ! Total flux subtracted in 200 components = 3.00544 Jy ! Clean residual min=-0.023041 max=0.060221 Jy/beam ! Clean residual mean=-0.000194 rms=0.008135 Jy/beam ! Combined flux in latest and established models = 3.00544 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 21 model components to the UV plane model. ! The established model now contains 21 components and 3.00544 Jy ! Inverting map and beam ! Estimated beam: bmin=2.355 mas, bmaj=6.099 mas, bpa=-6.107 degrees ! Estimated noise=887.483 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 = 0.125129 Jy ! Component: 100 - total flux cleaned = 0.193961 Jy ! Component: 150 - total flux cleaned = 0.235635 Jy ! Component: 200 - total flux cleaned = 0.263352 Jy ! Total flux subtracted in 200 components = 0.263352 Jy ! Clean residual min=-0.009427 max=0.020216 Jy/beam ! Clean residual mean=0.000429 rms=0.003763 Jy/beam ! Combined flux in latest and established models = 3.2688 Jy ! Adding 56 model components to the UV plane model. ! The established model now contains 72 components and 3.2688 Jy ! Inverting map ! Added new window around map position (-1.5, 10). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0212504 Jy ! Component: 100 - total flux cleaned = 0.0363993 Jy ! Component: 150 - total flux cleaned = 0.0479951 Jy ! Component: 200 - total flux cleaned = 0.0570904 Jy ! Total flux subtracted in 200 components = 0.0570904 Jy ! Clean residual min=-0.005772 max=0.008910 Jy/beam ! Clean residual mean=0.000258 rms=0.001904 Jy/beam ! Combined flux in latest and established models = 3.32589 Jy ! Adding 43 model components to the UV plane model. ! The established model now contains 110 components and 3.32589 Jy ! Inverting map ! Added new window around map position (-13, 14). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00866323 Jy ! Component: 100 - total flux cleaned = 0.014491 Jy ! Component: 150 - total flux cleaned = 0.0190162 Jy ! Component: 200 - total flux cleaned = 0.0215349 Jy ! Total flux subtracted in 200 components = 0.0215349 Jy ! Clean residual min=-0.005415 max=0.006229 Jy/beam ! Clean residual mean=0.000190 rms=0.001564 Jy/beam ! Combined flux in latest and established models = 3.34742 Jy ! Adding 32 model components to the UV plane model. ! The established model now contains 131 components and 3.34742 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=8.47 mas, bmaj=15.33 mas, bpa=-10.45 degrees ! Estimated noise=1082.63 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00397878 Jy ! Component: 100 - total flux cleaned = 0.00624819 Jy ! Component: 150 - total flux cleaned = 0.00670004 Jy ! Component: 200 - total flux cleaned = 0.00697894 Jy ! Total flux subtracted in 200 components = 0.00697894 Jy ! Clean residual min=-0.006339 max=0.006498 Jy/beam ! Clean residual mean=0.000385 rms=0.002167 Jy/beam ! Combined flux in latest and established models = 3.3544 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 = 0.000200146 Jy ! Component: 100 - total flux cleaned = 0.000382917 Jy ! Component: 150 - total flux cleaned = 0.000552077 Jy ! Component: 200 - total flux cleaned = 0.000593749 Jy ! Total flux subtracted in 200 components = 0.000593749 Jy ! Clean residual min=-0.006232 max=0.006508 Jy/beam ! Clean residual mean=0.000380 rms=0.002153 Jy/beam ! Combined flux in latest and established models = 3.35499 Jy ! Adding 23 model components to the UV plane model. ! The established model now contains 150 components and 3.35499 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=2.355 mas, bmaj=6.099 mas, bpa=-6.107 degrees ! Estimated noise=887.483 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00226458 Jy ! Component: 100 - total flux cleaned = -0.00215029 Jy ! Component: 150 - total flux cleaned = -0.00203786 Jy ! Component: 200 - total flux cleaned = -0.00193215 Jy ! Total flux subtracted in 200 components = -0.00193215 Jy ! Clean residual min=-0.005415 max=0.005760 Jy/beam ! Clean residual mean=0.000167 rms=0.001510 Jy/beam ! Combined flux in latest and established models = 3.35306 Jy selfcal ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 162 components and 3.35306 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.424160Jy sigma=0.001192 ! Fit after self-cal, rms=0.423848Jy sigma=0.001191 wmodel J0730-1141_S_2003_05_07_pus_map.mod ! Writing 162 model components to file: J0730-1141_S_2003_05_07_pus_map.mod wobs J0730-1141_S_2003_05_07_pus_uvs.fits ! Writing UV FITS file: J0730-1141_S_2003_05_07_pus_uvs.fits wwins J0730-1141_S_2003_05_07_pus_map.win ! wwins: Wrote 5 windows to J0730-1141_S_2003_05_07_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 = 0.00105366 Jy ! Component: 100 - total flux cleaned = 0.000688124 Jy ! Component: 150 - total flux cleaned = 0.000601515 Jy ! Component: 200 - total flux cleaned = 0.000759798 Jy ! Component: 250 - total flux cleaned = 0.00122712 Jy ! Component: 300 - total flux cleaned = 0.00152853 Jy ! Component: 350 - total flux cleaned = 0.00189655 Jy ! Component: 400 - total flux cleaned = 0.00240054 Jy ! Component: 450 - total flux cleaned = 0.00296564 Jy ! Component: 500 - total flux cleaned = 0.00372859 Jy ! Component: 550 - total flux cleaned = 0.0042066 Jy ! Component: 600 - total flux cleaned = 0.00487871 Jy ! Component: 650 - total flux cleaned = 0.00534253 Jy ! Component: 700 - total flux cleaned = 0.00612595 Jy ! Component: 750 - total flux cleaned = 0.0065777 Jy ! Component: 800 - total flux cleaned = 0.0072157 Jy ! Component: 850 - total flux cleaned = 0.00778233 Jy ! Component: 900 - total flux cleaned = 0.00815589 Jy ! Component: 950 - total flux cleaned = 0.00858751 Jy ! Component: 1000 - total flux cleaned = 0.00913571 Jy ! Component: 1050 - total flux cleaned = 0.0096784 Jy ! Component: 1100 - total flux cleaned = 0.0100963 Jy ! Component: 1150 - total flux cleaned = 0.0105696 Jy ! Component: 1200 - total flux cleaned = 0.0110971 Jy ! Component: 1250 - total flux cleaned = 0.0115617 Jy ! Component: 1300 - total flux cleaned = 0.0120219 Jy ! Component: 1350 - total flux cleaned = 0.0124207 Jy ! Component: 1400 - total flux cleaned = 0.0128161 Jy ! Component: 1450 - total flux cleaned = 0.0132637 Jy ! Component: 1500 - total flux cleaned = 0.0137072 Jy ! Component: 1550 - total flux cleaned = 0.013872 Jy ! Component: 1600 - total flux cleaned = 0.0143632 Jy ! Component: 1650 - total flux cleaned = 0.0147423 Jy ! Component: 1700 - total flux cleaned = 0.0150647 Jy ! Component: 1750 - total flux cleaned = 0.0153843 Jy ! Component: 1800 - total flux cleaned = 0.015649 Jy ! Component: 1850 - total flux cleaned = 0.0159114 Jy ! Component: 1900 - total flux cleaned = 0.0163806 Jy ! Component: 1950 - total flux cleaned = 0.0165874 Jy ! Component: 2000 - total flux cleaned = 0.0170496 Jy ! Total flux subtracted in 2048 components = 0.0172535 Jy ! Clean residual min=-0.002744 max=0.002894 Jy/beam ! Clean residual mean=0.000145 rms=0.000967 Jy/beam ! Combined flux in latest and established models = 3.37031 Jy keep ! Adding 140 model components to the UV plane model. ! The established model now contains 302 components and 3.37031 Jy wmap "J0730-1141_S_2003_05_07_pus\_map.fits" ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.355 x 6.099 at -6.107 degrees (North through East) ! Clean map min=-0.0046123 max=2.8192 Jy/beam ! Writing clean map to FITS file: J0730-1141_S_2003_05_07_pus_map.fits float peak_flux peak_flux = peak(flux,max) print "The peak flux is",peak_flux ! The peak flux is 2.81915 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000970254 device "J0730-1141_S_2003_05_07_pus\_map.eps/VPS" ! Attempting to open device: 'J0730-1141_S_2003_05_07_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.10325 0.10325 0.206499 0.412998 0.825997 1.65199 3.30399 6.60798 13.216 26.4319 52.8638 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0029 print "peak=",int(1000*peak_flux)/1000 ! peak= 2.819 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.355 x 6.099 at -6.107 degrees (North through East) ! Clean map min=-0.0046123 max=2.8192 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J0730-1141_S_2003_05_07_pus\_map.gif/vgif" ! Attempting to open device: 'J0730-1141_S_2003_05_07_pus_map.gif/vgif' mapplot cln quit ! Quitting program ! Log file J0730-1141_S_2003_05_07_pus_uvs.log closed on Sun Dec 24 09:51:06 2006