! Started logfile: J0948+4039_S_2003_06_18_pus_uvs.log on Wed Jan 24 18:08:40 2007 obs J0948+4039_S_2003_06_18_pus_uva.fits ! Reading UV FITS file: J0948+4039_S_2003_06_18_pus_uva.fits ! AN table 1: 45 integrations on 153 of 153 possible baselines. ! AN table 2: 77 integrations on 153 of 153 possible baselines. ! AN table 3: 70 integrations on 153 of 153 possible baselines. ! Apparent sampling: 0.123843 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J0948+4039 ! ! 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 2429 lines of history. ! ! Reading 14552 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 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 464 telescope corrections were flagged in sub-array 1. ! A total of 820 telescope corrections were flagged in sub-array 2. ! A total of 1164 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 2. ! A total of 465 telescope corrections were flagged in sub-array 1. ! A total of 823 telescope corrections were flagged in sub-array 2. ! A total of 1170 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 3. ! A total of 511 telescope corrections were flagged in sub-array 1. ! A total of 823 telescope corrections were flagged in sub-array 2. ! A total of 1167 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 4. ! A total of 511 telescope corrections were flagged in sub-array 1. ! A total of 820 telescope corrections were flagged in sub-array 2. ! A total of 1170 telescope corrections were flagged in sub-array 3. ! ! Fit before self-cal, rms=0.923029Jy sigma=0.011939 ! Fit after self-cal, rms=0.584623Jy sigma=0.007738 ! 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=2.175 mas, bmaj=3.155 mas, bpa=20.3 degrees ! Estimated noise=928.572 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 = 0.999664 Jy ! Component: 100 - total flux cleaned = 1.2918 Jy ! Total flux subtracted in 100 components = 1.2918 Jy ! Clean residual min=-0.051287 max=0.129979 Jy/beam ! Clean residual mean=0.001068 rms=0.017331 Jy/beam ! Combined flux in latest and established models = 1.2918 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 9 components and 1.2918 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.419170Jy sigma=0.005329 ! Fit after self-cal, rms=0.419091Jy sigma=0.005327 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.144543 Jy ! Component: 100 - total flux cleaned = 0.225962 Jy ! Total flux subtracted in 100 components = 0.225962 Jy ! Clean residual min=-0.052145 max=0.077523 Jy/beam ! Clean residual mean=0.000710 rms=0.012972 Jy/beam ! Combined flux in latest and established models = 1.51776 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 19 components and 1.51776 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.343544Jy sigma=0.004113 ! Fit after self-cal, rms=0.343532Jy sigma=0.004112 ! 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=2.811 mas, bmaj=4.061 mas, bpa=21.03 degrees ! Estimated noise=485.982 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 (9, -3.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.131116 Jy ! Component: 100 - total flux cleaned = 0.203475 Jy ! Component: 150 - total flux cleaned = 0.250954 Jy ! Component: 200 - total flux cleaned = 0.283097 Jy ! Total flux subtracted in 200 components = 0.283097 Jy ! Clean residual min=-0.047860 max=0.037195 Jy/beam ! Clean residual mean=0.000677 rms=0.011244 Jy/beam ! Combined flux in latest and established models = 1.80086 Jy ! Performing phase self-cal ! Adding 39 model components to the UV plane model. ! The established model now contains 53 components and 1.80086 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.294943Jy sigma=0.003236 ! Fit after self-cal, rms=0.291020Jy sigma=0.003175 ! 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 1.02 FD 0.97 GG 1.00* HN 1.14 ! KK 1.00* KP 0.97 LA 0.97 MA 1.00* ! MK 1.00* NL 1.12 ON 1.16 OV 1.18 ! PT 0.97 SC 0.86 TC 1.00* TS 1.00* ! WF 1.00* WZ 1.00* ! ! A total of 27 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.04 FD 0.98 GG 1.00* HN 0.97 ! KK 1.01 KP 0.96 LA 0.98 MA 1.00* ! MK 1.01 NL 0.94 ON 1.10 OV 0.76 ! PT 1.00* SC 0.87 TC 1.00* TS 1.05 ! WF 1.05 WZ 1.00* ! ! A total of 96 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* ! 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 0.98 FD 0.98 GG 1.00* HN 1.75 ! KK 1.00* KP 1.08 LA 0.98 MA 1.00* ! MK 1.00* NL 1.06 ON 1.11 OV 1.09 ! PT 0.99 SC 0.89 TC 1.00* TS 1.00* ! WF 1.00* WZ 1.00* ! ! A total of 24 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.99 FD 0.99 GG 1.00* HN 1.01 ! KK 1.02 KP 1.06 LA 0.97 MA 1.00* ! MK 1.03 NL 0.89 ON 1.04 OV 0.94 ! PT 1.00* SC 0.92 TC 1.00* TS 1.16 ! WF 1.05 WZ 1.00* ! ! A total of 90 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* ! 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 6 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 0.98 GG 1.00* HN 1.12 ! KK 1.00* KP 1.06 LA 0.95 MA 1.00* ! MK 1.00* NL 1.07 ON 1.00* OV 1.13 ! PT 0.99 SC 1.01 TC 1.00* TS 1.00* ! WF 1.00* WZ 1.00* ! ! A total of 24 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00 FD 0.99 GG 1.00* HN 1.03 ! KK 1.03 KP 1.02 LA 0.93 MA 1.00* ! MK 1.01 NL 0.90 ON 1.05 OV 0.95 ! PT 1.00* SC 1.09 TC 1.00* TS 1.11 ! WF 1.04 WZ 1.00* ! ! A total of 93 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* ! 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 6 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 0.99 GG 1.00* HN 1.34 ! KK 1.00* KP 1.07 LA 0.99 MA 1.00* ! MK 1.00* NL 1.09 ON 1.00* OV 1.10 ! PT 1.05 SC 1.02 TC 1.00* TS 1.00* ! WF 1.00* WZ 1.00* ! ! A total of 27 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.98 FD 0.99 GG 1.00* HN 1.04 ! KK 1.02 KP 1.05 LA 0.99 MA 1.00* ! MK 0.94 NL 0.95 ON 1.08 OV 0.84 ! PT 1.00* SC 1.04 TC 1.00* TS 1.14 ! WF 1.05 WZ 1.00* ! ! A total of 90 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* ! 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=0.291020Jy sigma=0.003175 ! Fit after self-cal, rms=0.247207Jy sigma=0.002504 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=2.926 mas, bmaj=4.134 mas, bpa=21.37 degrees ! Estimated noise=486.329 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 = 0.0356085 Jy ! Component: 100 - total flux cleaned = 0.0504531 Jy ! Component: 150 - total flux cleaned = 0.0539712 Jy ! Component: 200 - total flux cleaned = 0.0558447 Jy ! Total flux subtracted in 200 components = 0.0558447 Jy ! Clean residual min=-0.021786 max=0.019958 Jy/beam ! Clean residual mean=0.000019 rms=0.005511 Jy/beam ! Combined flux in latest and established models = 1.8567 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 77 components and 1.8567 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.242922Jy sigma=0.002397 ! Fit after self-cal, rms=0.242921Jy sigma=0.002390 ! 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=0.242921Jy sigma=0.002390 ! Fit after self-cal, rms=0.242204Jy sigma=0.002371 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.932 mas, bmaj=4.136 mas, bpa=21.36 degrees ! Estimated noise=486.251 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.016916 Jy ! Component: 100 - total flux cleaned = 0.0211313 Jy ! Component: 150 - total flux cleaned = 0.0232573 Jy ! Component: 200 - total flux cleaned = 0.0246601 Jy ! Total flux subtracted in 200 components = 0.0246601 Jy ! Clean residual min=-0.019196 max=0.018544 Jy/beam ! Clean residual mean=0.000154 rms=0.004712 Jy/beam ! Combined flux in latest and established models = 1.88136 Jy selfcal ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 83 components and 1.88136 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.241135Jy sigma=0.002342 ! Fit after self-cal, rms=0.240973Jy sigma=0.002340 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 = 0.00253116 Jy ! Component: 100 - total flux cleaned = 0.00367637 Jy ! Component: 150 - total flux cleaned = 0.00435081 Jy ! Component: 200 - total flux cleaned = 0.00480726 Jy ! Total flux subtracted in 200 components = 0.00480726 Jy ! Clean residual min=-0.018994 max=0.019466 Jy/beam ! Clean residual mean=0.000113 rms=0.004683 Jy/beam ! Combined flux in latest and established models = 1.88617 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 90 components and 1.88617 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.240767Jy sigma=0.002335 ! Fit after self-cal, rms=0.240722Jy sigma=0.002334 ! 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=0.240722Jy sigma=0.002334 ! Fit after self-cal, rms=0.240157Jy sigma=0.002328 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.938 mas, bmaj=4.142 mas, bpa=21.22 degrees ! Estimated noise=486.421 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00524557 Jy ! Component: 100 - total flux cleaned = 0.00651177 Jy ! Component: 150 - total flux cleaned = 0.00734143 Jy ! Component: 200 - total flux cleaned = 0.00763777 Jy ! Total flux subtracted in 200 components = 0.00763777 Jy ! Clean residual min=-0.017095 max=0.020188 Jy/beam ! Clean residual mean=0.000206 rms=0.004465 Jy/beam ! Combined flux in latest and established models = 1.89381 Jy selfcal ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 96 components and 1.89381 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.239870Jy sigma=0.002321 ! Fit after self-cal, rms=0.239822Jy sigma=0.002321 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 (22.5, -8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0199596 Jy ! Component: 100 - total flux cleaned = 0.0297675 Jy ! Component: 150 - total flux cleaned = 0.0331006 Jy ! Component: 200 - total flux cleaned = 0.0343457 Jy ! Total flux subtracted in 200 components = 0.0343457 Jy ! Clean residual min=-0.015808 max=0.011721 Jy/beam ! Clean residual mean=-0.000126 rms=0.003368 Jy/beam ! Combined flux in latest and established models = 1.92815 Jy ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 119 components and 1.92815 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.238300Jy sigma=0.002290 ! Fit after self-cal, rms=0.238061Jy sigma=0.002285 ! 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=0.238061Jy sigma=0.002285 ! Fit after self-cal, rms=0.238016Jy sigma=0.002280 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=8.78 mas, bmaj=10.23 mas, bpa=47.57 degrees ! Estimated noise=622.842 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0140104 Jy ! Component: 100 - total flux cleaned = 0.0160359 Jy ! Component: 150 - total flux cleaned = 0.0181135 Jy ! Component: 200 - total flux cleaned = 0.0193354 Jy ! Total flux subtracted in 200 components = 0.0193354 Jy ! Clean residual min=-0.012297 max=0.013583 Jy/beam ! Clean residual mean=-0.000150 rms=0.004024 Jy/beam ! Combined flux in latest and established models = 1.94749 Jy selfcal ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 136 components and 1.94749 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.238165Jy sigma=0.002275 ! Fit after self-cal, rms=0.237909Jy sigma=0.002272 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 = 0.00345496 Jy ! Component: 100 - total flux cleaned = 0.0051801 Jy ! Component: 150 - total flux cleaned = 0.00633478 Jy ! Component: 200 - total flux cleaned = 0.00684549 Jy ! Total flux subtracted in 200 components = 0.00684549 Jy ! Clean residual min=-0.010914 max=0.012117 Jy/beam ! Clean residual mean=-0.000311 rms=0.003858 Jy/beam ! Combined flux in latest and established models = 1.95433 Jy ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 154 components and 1.95433 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.238025Jy sigma=0.002273 ! Fit after self-cal, rms=0.237943Jy sigma=0.002272 ! 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=2.942 mas, bmaj=4.145 mas, bpa=21.21 degrees ! Estimated noise=486.183 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.942 x 4.145 at 21.21 degrees (North through East) ! Clean map min=-0.011976 max=1.3701 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=0.237943Jy sigma=0.002272 ! Fit after self-cal, rms=0.223103Jy sigma=0.001841 ! Inverting map and beam ! Estimated beam: bmin=2.948 mas, bmaj=4.158 mas, bpa=21.38 degrees ! Estimated noise=485.687 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00616714 Jy ! Component: 100 - total flux cleaned = 0.00747801 Jy ! Component: 150 - total flux cleaned = 0.00859409 Jy ! Component: 200 - total flux cleaned = 0.00899227 Jy ! Total flux subtracted in 200 components = 0.00899227 Jy ! Clean residual min=-0.007537 max=0.007578 Jy/beam ! Clean residual mean=0.000038 rms=0.001961 Jy/beam ! Combined flux in latest and established models = 1.96332 Jy ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 173 components and 1.96332 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.222519Jy sigma=0.001831 ! Fit after self-cal, rms=0.222497Jy sigma=0.001830 ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00242196 Jy ! Component: 100 - total flux cleaned = 0.00293325 Jy ! Component: 150 - total flux cleaned = 0.00308584 Jy ! Component: 200 - total flux cleaned = 0.00322768 Jy ! Total flux subtracted in 200 components = 0.00322768 Jy ! Clean residual min=-0.007439 max=0.007358 Jy/beam ! Clean residual mean=0.000009 rms=0.001901 Jy/beam ! Combined flux in latest and established models = 1.96655 Jy ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 179 components and 1.96655 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.222241Jy sigma=0.001827 ! Fit after self-cal, rms=0.222239Jy sigma=0.001826 ! Inverting map ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.222239Jy sigma=0.001826 ! Fit after self-cal, rms=0.221711Jy sigma=0.001825 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=2.283 mas, bmaj=3.182 mas, bpa=19.66 degrees ! Estimated noise=955.267 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 1.0265 Jy ! Component: 100 - total flux cleaned = 1.30447 Jy ! Component: 150 - total flux cleaned = 1.44352 Jy ! Component: 200 - total flux cleaned = 1.53854 Jy ! Total flux subtracted in 200 components = 1.53854 Jy ! Clean residual min=-0.024942 max=0.053825 Jy/beam ! Clean residual mean=0.000882 rms=0.008477 Jy/beam ! Combined flux in latest and established models = 1.53854 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 28 model components to the UV plane model. ! The established model now contains 28 components and 1.53854 Jy ! Inverting map and beam ! Estimated beam: bmin=2.948 mas, bmaj=4.16 mas, bpa=21.26 degrees ! Estimated noise=485.409 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 = 0.121276 Jy ! Component: 100 - total flux cleaned = 0.197554 Jy ! Component: 150 - total flux cleaned = 0.25042 Jy ! Component: 200 - total flux cleaned = 0.290067 Jy ! Total flux subtracted in 200 components = 0.290067 Jy ! Clean residual min=-0.014695 max=0.026876 Jy/beam ! Clean residual mean=0.001181 rms=0.005865 Jy/beam ! Combined flux in latest and established models = 1.82861 Jy ! Adding 63 model components to the UV plane model. ! The established model now contains 77 components and 1.8286 Jy ! Inverting map ! Added new window around map position (15, -4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0312369 Jy ! Component: 100 - total flux cleaned = 0.054898 Jy ! Component: 150 - total flux cleaned = 0.0734413 Jy ! Component: 200 - total flux cleaned = 0.0882336 Jy ! Total flux subtracted in 200 components = 0.0882336 Jy ! Clean residual min=-0.008673 max=0.009846 Jy/beam ! Clean residual mean=0.000478 rms=0.002735 Jy/beam ! Combined flux in latest and established models = 1.91684 Jy ! Adding 51 model components to the UV plane model. ! The established model now contains 114 components and 1.91684 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=8.758 mas, bmaj=10.19 mas, bpa=46.92 degrees ! Estimated noise=621.728 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0204335 Jy ! Component: 100 - total flux cleaned = 0.032641 Jy ! Component: 150 - total flux cleaned = 0.0406618 Jy ! Component: 200 - total flux cleaned = 0.0460763 Jy ! Total flux subtracted in 200 components = 0.0460763 Jy ! Clean residual min=-0.006633 max=0.007221 Jy/beam ! Clean residual mean=0.000251 rms=0.002463 Jy/beam ! Combined flux in latest and established models = 1.96291 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 = 0.00370733 Jy ! Component: 100 - total flux cleaned = 0.0062714 Jy ! Component: 150 - total flux cleaned = 0.0080596 Jy ! Component: 200 - total flux cleaned = 0.00909533 Jy ! Total flux subtracted in 200 components = 0.00909533 Jy ! Clean residual min=-0.006101 max=0.007827 Jy/beam ! Clean residual mean=0.000075 rms=0.002354 Jy/beam ! Combined flux in latest and established models = 1.97201 Jy ! Adding 84 model components to the UV plane model. ! The established model now contains 186 components and 1.97201 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=2.948 mas, bmaj=4.16 mas, bpa=21.26 degrees ! Estimated noise=485.409 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00144675 Jy ! Component: 100 - total flux cleaned = 0.0022904 Jy ! Component: 150 - total flux cleaned = 0.00287122 Jy ! Component: 200 - total flux cleaned = 0.00260805 Jy ! Total flux subtracted in 200 components = 0.00260805 Jy ! Clean residual min=-0.007368 max=0.006663 Jy/beam ! Clean residual mean=0.000012 rms=0.001678 Jy/beam ! Combined flux in latest and established models = 1.97462 Jy selfcal ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 203 components and 1.97462 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.221658Jy sigma=0.001816 ! Fit after self-cal, rms=0.221595Jy sigma=0.001815 wmodel J0948+4039_S_2003_06_18_pus_map.mod ! Writing 203 model components to file: J0948+4039_S_2003_06_18_pus_map.mod wobs J0948+4039_S_2003_06_18_pus_uvs.fits ! Writing UV FITS file: J0948+4039_S_2003_06_18_pus_uvs.fits wwins J0948+4039_S_2003_06_18_pus_map.win ! wwins: Wrote 4 windows to J0948+4039_S_2003_06_18_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 = -0.000400806 Jy ! Component: 100 - total flux cleaned = -5.66053e-05 Jy ! Component: 150 - total flux cleaned = -0.000771683 Jy ! Component: 200 - total flux cleaned = -0.00173957 Jy ! Component: 250 - total flux cleaned = -0.00257129 Jy ! Component: 300 - total flux cleaned = -0.0034632 Jy ! Component: 350 - total flux cleaned = -0.00441321 Jy ! Component: 400 - total flux cleaned = -0.00533681 Jy ! Component: 450 - total flux cleaned = -0.00590909 Jy ! Component: 500 - total flux cleaned = -0.0059891 Jy ! Component: 550 - total flux cleaned = -0.00614549 Jy ! Component: 600 - total flux cleaned = -0.00629794 Jy ! Component: 650 - total flux cleaned = -0.0062231 Jy ! Component: 700 - total flux cleaned = -0.00622395 Jy ! Component: 750 - total flux cleaned = -0.00636784 Jy ! Component: 800 - total flux cleaned = -0.00636711 Jy ! Component: 850 - total flux cleaned = -0.00657464 Jy ! Component: 900 - total flux cleaned = -0.00650628 Jy ! Component: 950 - total flux cleaned = -0.00650618 Jy ! Component: 1000 - total flux cleaned = -0.00644072 Jy ! Component: 1050 - total flux cleaned = -0.00637574 Jy ! Component: 1100 - total flux cleaned = -0.00637656 Jy ! Component: 1150 - total flux cleaned = -0.00625006 Jy ! Component: 1200 - total flux cleaned = -0.00631229 Jy ! Component: 1250 - total flux cleaned = -0.00612615 Jy ! Component: 1300 - total flux cleaned = -0.00618717 Jy ! Component: 1350 - total flux cleaned = -0.00606664 Jy ! Component: 1400 - total flux cleaned = -0.00606604 Jy ! Component: 1450 - total flux cleaned = -0.0060065 Jy ! Component: 1500 - total flux cleaned = -0.00583113 Jy ! Component: 1550 - total flux cleaned = -0.00588894 Jy ! Component: 1600 - total flux cleaned = -0.00583154 Jy ! Component: 1650 - total flux cleaned = -0.005719 Jy ! Component: 1700 - total flux cleaned = -0.00588694 Jy ! Component: 1750 - total flux cleaned = -0.00599776 Jy ! Component: 1800 - total flux cleaned = -0.00594359 Jy ! Component: 1850 - total flux cleaned = -0.0061609 Jy ! Component: 1900 - total flux cleaned = -0.00610646 Jy ! Component: 1950 - total flux cleaned = -0.00594708 Jy ! Component: 2000 - total flux cleaned = -0.00610579 Jy ! Total flux subtracted in 2048 components = -0.00615802 Jy ! Clean residual min=-0.002602 max=0.002996 Jy/beam ! Clean residual mean=0.000063 rms=0.000977 Jy/beam ! Combined flux in latest and established models = 1.96846 Jy keep ! Adding 137 model components to the UV plane model. ! The established model now contains 340 components and 1.96846 Jy wmap "J0948+4039_S_2003_06_18_pus\_map.fits" ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.948 x 4.16 at 21.26 degrees (North through East) ! Clean map min=-0.0056983 max=1.3674 Jy/beam ! Writing clean map to FITS file: J0948+4039_S_2003_06_18_pus_map.fits float peak_flux peak_flux = peak(flux,max) print "The peak flux is",peak_flux ! The peak flux is 1.36739 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000972062 device "J0948+4039_S_2003_06_18_pus\_map.eps/VPS" ! Attempting to open device: 'J0948+4039_S_2003_06_18_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.213266 0.213266 0.426533 0.853066 1.70613 3.41226 6.82453 13.6491 27.2981 54.5962 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0029 print "peak=",int(1000*peak_flux)/1000 ! peak= 1.367 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.948 x 4.16 at 21.26 degrees (North through East) ! Clean map min=-0.0056983 max=1.3674 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J0948+4039_S_2003_06_18_pus\_map.gif/vgif" ! Attempting to open device: 'J0948+4039_S_2003_06_18_pus_map.gif/vgif' mapplot cln quit ! Quitting program ! Log file J0948+4039_S_2003_06_18_pus_uvs.log closed on Wed Jan 24 18:11:19 2007