! Started logfile: J1048-1909_S_2008_04_02_pus_uvs.log on Mon Feb 22 21:39:18 2010 obs J1048-1909_S_2008_04_02_pus_uva.fits ! Reading UV FITS file: J1048-1909_S_2008_04_02_pus_uva.fits ! AN table 1: 109 integrations on 120 of 120 possible baselines. ! AN table 2: 380 integrations on 120 of 120 possible baselines. ! AN table 3: 43 integrations on 120 of 120 possible baselines. ! AN table 4: 51 integrations on 120 of 120 possible baselines. ! Apparent sampling: 0.0407662 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J1048-1909 ! ! 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 984 lines of history. ! ! Reading 11408 visibilities. select I ! Polarization I is unavailable. ! Selecting polarization: RR, channels: 1..4 ! Reading IF 1 channels: 1..1 ! Reading IF 2 channels: 2..2 ! Reading IF 3 channels: 3..3 ! Reading IF 4 channels: 4..4 print "field_size =",field_size ! field_size = 512 print "field_cell =",field_cell ! field_cell = 0.5 print "taper_size =",taper_size ! taper_size = 20 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 1603 telescope corrections were flagged in sub-array 1. ! A total of 5075 telescope corrections were flagged in sub-array 2. ! A total of 472 telescope corrections were flagged in sub-array 3. ! A total of 756 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 2. ! A total of 1603 telescope corrections were flagged in sub-array 1. ! A total of 5075 telescope corrections were flagged in sub-array 2. ! A total of 472 telescope corrections were flagged in sub-array 3. ! A total of 756 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 3. ! A total of 1603 telescope corrections were flagged in sub-array 1. ! A total of 5075 telescope corrections were flagged in sub-array 2. ! A total of 472 telescope corrections were flagged in sub-array 3. ! A total of 756 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 4. ! A total of 1603 telescope corrections were flagged in sub-array 1. ! A total of 5075 telescope corrections were flagged in sub-array 2. ! A total of 472 telescope corrections were flagged in sub-array 3. ! A total of 756 telescope corrections were flagged in sub-array 4. ! ! Fit before self-cal, rms=0.695631Jy sigma=0.003540 ! Fit after self-cal, rms=0.522130Jy sigma=0.002737 ! 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=2.529 mas, bmaj=3.704 mas, bpa=-9.411 degrees ! Estimated noise=1666.47 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 = 0.506654 Jy ! Component: 100 - total flux cleaned = 0.634551 Jy ! Total flux subtracted in 100 components = 0.634551 Jy ! Clean residual min=-0.026588 max=0.056355 Jy/beam ! Clean residual mean=0.000444 rms=0.007920 Jy/beam ! Combined flux in latest and established models = 0.634551 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 10 components and 0.634551 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.374259Jy sigma=0.001584 ! Fit after self-cal, rms=0.374598Jy sigma=0.001583 ! Inverting map ! Added new window around map position (3.5, -6). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0589131 Jy ! Component: 100 - total flux cleaned = 0.0903593 Jy ! Total flux subtracted in 100 components = 0.0903593 Jy ! Clean residual min=-0.023310 max=0.031011 Jy/beam ! Clean residual mean=0.000257 rms=0.006109 Jy/beam ! Combined flux in latest and established models = 0.72491 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 17 components and 0.72491 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.363064Jy sigma=0.001474 ! Fit after self-cal, rms=0.361509Jy sigma=0.001471 ! Inverting map print "************** FINISHED UNIFORM WEIGHTING CLEAN **************" ! ************** FINISHED UNIFORM WEIGHTING CLEAN ************** ! uvw 0,-1 ! Uniform weighting is not currently selected. ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. win_mult = win_mult * 1.6 clean_niter = clean_niter * 2 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=3.17 mas, bmaj=3.505 mas, bpa=-23.04 degrees ! Estimated noise=1149.75 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 = 0.0253597 Jy ! Component: 100 - total flux cleaned = 0.0340942 Jy ! Component: 150 - total flux cleaned = 0.0358315 Jy ! Component: 200 - total flux cleaned = 0.0370019 Jy ! Total flux subtracted in 200 components = 0.0370019 Jy ! Clean residual min=-0.020494 max=0.022436 Jy/beam ! Clean residual mean=-0.000306 rms=0.005436 Jy/beam ! Combined flux in latest and established models = 0.761912 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 28 components and 0.761912 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.358327Jy sigma=0.001455 ! Fit after self-cal, rms=0.357497Jy sigma=0.001453 ! Inverting map print "************** FINISHED NATURAL WEIGHTING CLEAN **************" ! ************** FINISHED NATURAL WEIGHTING CLEAN ************** ! gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 141 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.00* FD 0.00* HH 0.00* HN 0.00* ! KK 0.00* KP 0.00* LA 0.00* MK 0.00* ! NL 0.00* NY 0.00* ON 0.00* OV 0.00* ! PT 0.00* SC 0.00* WZ 0.00* ZC 0.00* ! ! A total of 222 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.99 FD 1.09 HH 1.08 HN 1.33 ! KK 1.00* KP 0.96 LA 1.22 MK 0.85 ! NL 0.97 NY 1.00* ON 0.98 OV 0.99 ! PT 1.02 SC 1.13 WZ 0.94 ZC 1.11 ! ! A total of 27 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.00* FD 1.05 HH 1.00* HN 1.00* ! KK 1.19 KP 0.95 LA 1.19 MK 0.82 ! NL 0.96 NY 1.00* ON 1.00* OV 0.97 ! PT 0.97 SC 0.98 WZ 1.00* ZC 1.00* ! ! A total of 60 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 0.00* FD 0.00* HH 0.00* HN 0.00* ! KK 0.00* KP 0.00* LA 0.00* MK 0.00* ! NL 0.00* NY 0.00* ON 0.00* OV 0.00* ! PT 0.00* SC 0.00* WZ 0.00* ZC 0.00* ! ! ! Correcting IF 2. ! A total of 141 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.00* FD 0.00* HH 0.00* HN 0.00* ! KK 0.00* KP 0.00* LA 0.00* MK 0.00* ! NL 0.00* NY 0.00* ON 0.00* OV 0.00* ! PT 0.00* SC 0.00* WZ 0.00* ZC 0.00* ! ! A total of 222 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.99 FD 1.17 HH 1.12 HN 1.39 ! KK 1.00* KP 1.01 LA 1.15 MK 0.82 ! NL 1.02 NY 1.00* ON 1.03 OV 1.01 ! PT 1.01 SC 1.19 WZ 0.96 ZC 1.05 ! ! A total of 27 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.00* FD 1.13 HH 1.00* HN 1.00* ! KK 1.14 KP 0.99 LA 1.09 MK 0.87 ! NL 1.01 NY 1.00* ON 1.00* OV 1.03 ! PT 0.99 SC 1.05 WZ 1.00* ZC 1.00* ! ! A total of 60 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 0.00* FD 0.00* HH 0.00* HN 0.00* ! KK 0.00* KP 0.00* LA 0.00* MK 0.00* ! NL 0.00* NY 0.00* ON 0.00* OV 0.00* ! PT 0.00* SC 0.00* WZ 0.00* ZC 0.00* ! ! ! Correcting IF 3. ! A total of 141 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.00* FD 0.00* HH 0.00* HN 0.00* ! KK 0.00* KP 0.00* LA 0.00* MK 0.00* ! NL 0.00* NY 0.00* ON 0.00* OV 0.00* ! PT 0.00* SC 0.00* WZ 0.00* ZC 0.00* ! ! A total of 222 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.11 FD 1.13 HH 0.96 HN 1.36 ! KK 1.00* KP 1.01 LA 0.91 MK 0.86 ! NL 1.05 NY 1.00* ON 0.93 OV 1.05 ! PT 1.08 SC 1.05 WZ 0.82 ZC 1.06 ! ! A total of 27 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.00* FD 1.15 HH 1.00* HN 1.00* ! KK 1.14 KP 0.98 LA 0.85 MK 0.91 ! NL 1.03 NY 1.00* ON 1.00* OV 1.08 ! PT 1.03 SC 0.96 WZ 1.00* ZC 1.00* ! ! A total of 60 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 0.00* FD 0.00* HH 0.00* HN 0.00* ! KK 0.00* KP 0.00* LA 0.00* MK 0.00* ! NL 0.00* NY 0.00* ON 0.00* OV 0.00* ! PT 0.00* SC 0.00* WZ 0.00* ZC 0.00* ! ! ! Correcting IF 4. ! A total of 141 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.00* FD 0.00* HH 0.00* HN 0.00* ! KK 0.00* KP 0.00* LA 0.00* MK 0.00* ! NL 0.00* NY 0.00* ON 0.00* OV 0.00* ! PT 0.00* SC 0.00* WZ 0.00* ZC 0.00* ! ! A total of 222 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.98 FD 1.16 HH 0.95 HN 1.30 ! KK 1.00* KP 0.94 LA 0.75 MK 0.89 ! NL 0.96 NY 1.00* ON 0.94 OV 0.83 ! PT 0.92 SC 1.12 WZ 0.87 ZC 0.95 ! ! A total of 27 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.00* FD 1.11 HH 1.00* HN 1.00* ! KK 1.08 KP 0.89 LA 0.70 MK 0.97 ! NL 0.96 NY 1.00* ON 1.00* OV 0.85 ! PT 0.88 SC 1.00 WZ 1.00* ZC 1.00* ! ! A total of 60 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 0.00* FD 0.00* HH 0.00* HN 0.00* ! KK 0.00* KP 0.00* LA 0.00* MK 0.00* ! NL 0.00* NY 0.00* ON 0.00* OV 0.00* ! PT 0.00* SC 0.00* WZ 0.00* ZC 0.00* ! ! ! Fit before self-cal, rms=0.357497Jy sigma=0.001453 ! Fit after self-cal, rms=0.303414Jy sigma=0.001224 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=3.071 mas, bmaj=4.014 mas, bpa=-9.184 degrees ! Estimated noise=1165.44 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 (1.5, -13.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00898224 Jy ! Component: 100 - total flux cleaned = 0.00898989 Jy ! Component: 150 - total flux cleaned = 0.0092152 Jy ! Component: 200 - total flux cleaned = 0.0100124 Jy ! Total flux subtracted in 200 components = 0.0100124 Jy ! Clean residual min=-0.008776 max=0.008246 Jy/beam ! Clean residual mean=-0.000252 rms=0.002098 Jy/beam ! Combined flux in latest and established models = 0.771924 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 39 components and 0.771924 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.302303Jy sigma=0.001219 ! Fit after self-cal, rms=0.301484Jy sigma=0.001217 ! 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=0.301484Jy sigma=0.001217 ! Fit after self-cal, rms=0.297639Jy sigma=0.001209 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.054 mas, bmaj=4.015 mas, bpa=-9.12 degrees ! Estimated noise=1165.5 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00677332 Jy ! Component: 100 - total flux cleaned = 0.00657731 Jy ! Component: 150 - total flux cleaned = 0.00691172 Jy ! Component: 200 - total flux cleaned = 0.00720121 Jy ! Total flux subtracted in 200 components = 0.00720121 Jy ! Clean residual min=-0.006257 max=0.006433 Jy/beam ! Clean residual mean=-0.000074 rms=0.001629 Jy/beam ! Combined flux in latest and established models = 0.779126 Jy selfcal ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 42 components and 0.779126 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.296969Jy sigma=0.001207 ! Fit after self-cal, rms=0.296700Jy sigma=0.001207 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 = 0.00158403 Jy ! Component: 100 - total flux cleaned = 0.00211998 Jy ! Component: 150 - total flux cleaned = 0.00223653 Jy ! Component: 200 - total flux cleaned = 0.00244019 Jy ! Total flux subtracted in 200 components = 0.00244019 Jy ! Clean residual min=-0.005963 max=0.005959 Jy/beam ! Clean residual mean=-0.000089 rms=0.001586 Jy/beam ! Combined flux in latest and established models = 0.781566 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 45 components and 0.781566 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.296454Jy sigma=0.001206 ! Fit after self-cal, rms=0.296528Jy sigma=0.001206 ! 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=0.296528Jy sigma=0.001206 ! Fit after self-cal, rms=0.293681Jy sigma=0.001204 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.052 mas, bmaj=4.006 mas, bpa=-9.039 degrees ! Estimated noise=1165.27 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00396952 Jy ! Component: 100 - total flux cleaned = 0.00407887 Jy ! Component: 150 - total flux cleaned = 0.00427838 Jy ! Component: 200 - total flux cleaned = 0.004371 Jy ! Total flux subtracted in 200 components = 0.004371 Jy ! Clean residual min=-0.005195 max=0.005550 Jy/beam ! Clean residual mean=0.000012 rms=0.001387 Jy/beam ! Combined flux in latest and established models = 0.785937 Jy selfcal ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 50 components and 0.785937 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.293399Jy sigma=0.001203 ! Fit after self-cal, rms=0.293227Jy sigma=0.001203 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 = 0.000915955 Jy ! Component: 100 - total flux cleaned = 0.00109062 Jy ! Component: 150 - total flux cleaned = 0.00109184 Jy ! Component: 200 - total flux cleaned = 0.0011612 Jy ! Total flux subtracted in 200 components = 0.0011612 Jy ! Clean residual min=-0.005177 max=0.005321 Jy/beam ! Clean residual mean=0.000002 rms=0.001368 Jy/beam ! Combined flux in latest and established models = 0.787098 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 54 components and 0.787098 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.293114Jy sigma=0.001203 ! Fit after self-cal, rms=0.293165Jy sigma=0.001203 ! 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=0.293165Jy sigma=0.001203 ! Fit after self-cal, rms=0.291657Jy sigma=0.001202 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=8.426 mas, bmaj=17.47 mas, bpa=0.003061 degrees ! Estimated noise=1407.35 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00343435 Jy ! Component: 100 - total flux cleaned = 0.00402443 Jy ! Component: 150 - total flux cleaned = 0.0041384 Jy ! Component: 200 - total flux cleaned = 0.00420525 Jy ! Total flux subtracted in 200 components = 0.00420525 Jy ! Clean residual min=-0.004854 max=0.005520 Jy/beam ! Clean residual mean=0.000079 rms=0.001791 Jy/beam ! Combined flux in latest and established models = 0.791303 Jy selfcal ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 62 components and 0.791303 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.291682Jy sigma=0.001202 ! Fit after self-cal, rms=0.291418Jy sigma=0.001202 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 = 0.000458689 Jy ! Component: 100 - total flux cleaned = 0.000496183 Jy ! Component: 150 - total flux cleaned = 0.000460339 Jy ! Component: 200 - total flux cleaned = 0.000461353 Jy ! Total flux subtracted in 200 components = 0.000461353 Jy ! Clean residual min=-0.004876 max=0.005653 Jy/beam ! Clean residual mean=0.000071 rms=0.001811 Jy/beam ! Combined flux in latest and established models = 0.791765 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 63 components and 0.791764 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.291421Jy sigma=0.001202 ! Fit after self-cal, rms=0.291401Jy sigma=0.001202 ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. win_mult = win_mult / 1.2 print "************** FINISHED AMPLITUDE SELF-CAL **************" ! ************** FINISHED AMPLITUDE SELF-CAL ************** restore ! Inverting map and beam ! Estimated beam: bmin=3.048 mas, bmaj=3.999 mas, bpa=-8.956 degrees ! Estimated noise=1165.71 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.048 x 3.999 at -8.956 degrees (North through East) ! Clean map min=-0.0048188 max=0.61388 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=0.291401Jy sigma=0.001202 ! Fit after self-cal, rms=0.728488Jy sigma=0.001005 ! Inverting map and beam ! Estimated beam: bmin=3.046 mas, bmaj=4.012 mas, bpa=-9.037 degrees ! Estimated noise=1167.53 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00169564 Jy ! Component: 100 - total flux cleaned = 0.00122402 Jy ! Component: 150 - total flux cleaned = 0.001063 Jy ! Component: 200 - total flux cleaned = 0.000991429 Jy ! Total flux subtracted in 200 components = 0.000991429 Jy ! Clean residual min=-0.005164 max=0.005082 Jy/beam ! Clean residual mean=0.000009 rms=0.001321 Jy/beam ! Combined flux in latest and established models = 0.792756 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 64 components and 0.792756 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.728492Jy sigma=0.001005 ! Fit after self-cal, rms=0.728557Jy sigma=0.001004 ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -1.9196e-05 Jy ! Component: 100 - total flux cleaned = -8.1773e-05 Jy ! Component: 150 - total flux cleaned = -8.20729e-05 Jy ! Component: 200 - total flux cleaned = -8.34503e-05 Jy ! Total flux subtracted in 200 components = -8.34503e-05 Jy ! Clean residual min=-0.005267 max=0.005084 Jy/beam ! Clean residual mean=0.000008 rms=0.001307 Jy/beam ! Combined flux in latest and established models = 0.792672 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 69 components and 0.792673 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.728556Jy sigma=0.001004 ! Fit after self-cal, rms=0.728568Jy sigma=0.001004 ! Inverting map ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.728568Jy sigma=0.001004 ! Fit after self-cal, rms=1.179527Jy sigma=0.001004 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=2.44 mas, bmaj=4.179 mas, bpa=-6.583 degrees ! Estimated noise=1622.25 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.51013 Jy ! Component: 100 - total flux cleaned = 0.64652 Jy ! Component: 150 - total flux cleaned = 0.707964 Jy ! Component: 200 - total flux cleaned = 0.740449 Jy ! Total flux subtracted in 200 components = 0.740449 Jy ! Clean residual min=-0.008633 max=0.017499 Jy/beam ! Clean residual mean=0.000108 rms=0.002541 Jy/beam ! Combined flux in latest and established models = 0.740449 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 19 model components to the UV plane model. ! The established model now contains 19 components and 0.740449 Jy ! Inverting map and beam ! Estimated beam: bmin=3.045 mas, bmaj=4.012 mas, bpa=-8.997 degrees ! Estimated noise=1167.56 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 = 0.0235019 Jy ! Component: 100 - total flux cleaned = 0.0358335 Jy ! Component: 150 - total flux cleaned = 0.0430782 Jy ! Component: 200 - total flux cleaned = 0.0475443 Jy ! Total flux subtracted in 200 components = 0.0475443 Jy ! Clean residual min=-0.005415 max=0.005594 Jy/beam ! Clean residual mean=0.000039 rms=0.001408 Jy/beam ! Combined flux in latest and established models = 0.787993 Jy ! Adding 26 model components to the UV plane model. ! The established model now contains 38 components and 0.787993 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=8.407 mas, bmaj=17.47 mas, bpa=0.08203 degrees ! Estimated noise=1410.15 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00320926 Jy ! Component: 100 - total flux cleaned = 0.00425871 Jy ! Component: 150 - total flux cleaned = 0.00446356 Jy ! Component: 200 - total flux cleaned = 0.00460468 Jy ! Total flux subtracted in 200 components = 0.00460468 Jy ! Clean residual min=-0.004617 max=0.005499 Jy/beam ! Clean residual mean=0.000051 rms=0.001775 Jy/beam ! Combined flux in latest and established models = 0.792598 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 = 3.25945e-05 Jy ! Component: 100 - total flux cleaned = 9.28783e-05 Jy ! Component: 150 - total flux cleaned = 0.000121622 Jy ! Component: 200 - total flux cleaned = 0.000177283 Jy ! Total flux subtracted in 200 components = 0.000177283 Jy ! Clean residual min=-0.004632 max=0.005488 Jy/beam ! Clean residual mean=0.000049 rms=0.001765 Jy/beam ! Combined flux in latest and established models = 0.792775 Jy ! Adding 12 model components to the UV plane model. ! The established model now contains 48 components and 0.792775 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=3.045 mas, bmaj=4.012 mas, bpa=-8.997 degrees ! Estimated noise=1167.56 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00019196 Jy ! Component: 100 - total flux cleaned = -0.000274896 Jy ! Component: 150 - total flux cleaned = -0.000272643 Jy ! Component: 200 - total flux cleaned = -0.000342532 Jy ! Total flux subtracted in 200 components = -0.000342532 Jy ! Clean residual min=-0.005221 max=0.005287 Jy/beam ! Clean residual mean=0.000025 rms=0.001321 Jy/beam ! Combined flux in latest and established models = 0.792433 Jy selfcal ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 64 components and 0.792433 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=1.179588Jy sigma=0.001005 ! Fit after self-cal, rms=1.179695Jy sigma=0.001004 wmodel J1048-1909_S_2008_04_02_pus_map.mod ! Writing 64 model components to file: J1048-1909_S_2008_04_02_pus_map.mod wobs J1048-1909_S_2008_04_02_pus_uvs.fits ! Writing UV FITS file: J1048-1909_S_2008_04_02_pus_uvs.fits wwins J1048-1909_S_2008_04_02_pus_map.win ! wwins: Wrote 3 windows to J1048-1909_S_2008_04_02_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 = -0.000398412 Jy ! Component: 100 - total flux cleaned = -0.000485631 Jy ! Component: 150 - total flux cleaned = -0.000326652 Jy ! Component: 200 - total flux cleaned = -0.000253205 Jy ! Component: 250 - total flux cleaned = -0.000329926 Jy ! Component: 300 - total flux cleaned = -0.000402029 Jy ! Component: 350 - total flux cleaned = -0.000401903 Jy ! Component: 400 - total flux cleaned = -0.000203765 Jy ! Component: 450 - total flux cleaned = -1.15406e-05 Jy ! Component: 500 - total flux cleaned = -1.12577e-05 Jy ! Component: 550 - total flux cleaned = 0.000109506 Jy ! Component: 600 - total flux cleaned = 0.000286396 Jy ! Component: 650 - total flux cleaned = 0.000458918 Jy ! Component: 700 - total flux cleaned = 0.000515345 Jy ! Component: 750 - total flux cleaned = 0.000626327 Jy ! Component: 800 - total flux cleaned = 0.000734738 Jy ! Component: 850 - total flux cleaned = 0.000788637 Jy ! Component: 900 - total flux cleaned = 0.000841913 Jy ! Component: 950 - total flux cleaned = 0.00120125 Jy ! Component: 1000 - total flux cleaned = 0.000998083 Jy ! Component: 1050 - total flux cleaned = 0.00105003 Jy ! Component: 1100 - total flux cleaned = 0.00119797 Jy ! Component: 1150 - total flux cleaned = 0.00119822 Jy ! Component: 1200 - total flux cleaned = 0.00129443 Jy ! Component: 1250 - total flux cleaned = 0.00138854 Jy ! Component: 1300 - total flux cleaned = 0.00143484 Jy ! Component: 1350 - total flux cleaned = 0.00157235 Jy ! Component: 1400 - total flux cleaned = 0.00170784 Jy ! Component: 1450 - total flux cleaned = 0.00179699 Jy ! Component: 1500 - total flux cleaned = 0.00192914 Jy ! Component: 1550 - total flux cleaned = 0.00197258 Jy ! Component: 1600 - total flux cleaned = 0.00214436 Jy ! Component: 1650 - total flux cleaned = 0.00218643 Jy ! Component: 1700 - total flux cleaned = 0.00218616 Jy ! Component: 1750 - total flux cleaned = 0.00231051 Jy ! Component: 1800 - total flux cleaned = 0.00226948 Jy ! Component: 1850 - total flux cleaned = 0.00235156 Jy ! Component: 1900 - total flux cleaned = 0.00223006 Jy ! Component: 1950 - total flux cleaned = 0.00234973 Jy ! Component: 2000 - total flux cleaned = 0.00226989 Jy ! Total flux subtracted in 2048 components = 0.00223079 Jy ! Clean residual min=-0.002414 max=0.002130 Jy/beam ! Clean residual mean=0.000008 rms=0.000739 Jy/beam ! Combined flux in latest and established models = 0.794663 Jy keep ! Adding 123 model components to the UV plane model. ! The established model now contains 187 components and 0.794663 Jy wmap "J1048-1909_S_2008_04_02_pus\_map.fits" ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.045 x 4.012 at -8.997 degrees (North through East) ! Clean map min=-0.0041605 max=0.61474 Jy/beam ! Writing clean map to FITS file: J1048-1909_S_2008_04_02_pus_map.fits float peak_flux peak_flux = peak(flux,max) print "The peak flux is",peak_flux ! The peak flux is 0.614739 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000738613 device "J1048-1909_S_2008_04_02_pus\_map.eps/VPS" ! Attempting to open device: 'J1048-1909_S_2008_04_02_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.360452 0.360452 0.720904 1.44181 2.88362 5.76723 11.5345 23.0689 46.1379 92.2757 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0022 print "peak=",int(1000*peak_flux)/1000 ! peak= 0.614 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.045 x 4.012 at -8.997 degrees (North through East) ! Clean map min=-0.0041605 max=0.61474 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J1048-1909_S_2008_04_02_pus\_map.gif/vgif" ! Attempting to open device: 'J1048-1909_S_2008_04_02_pus_map.gif/vgif' mapplot cln quit ! Quitting program ! Log file J1048-1909_S_2008_04_02_pus_uvs.log closed on Mon Feb 22 21:39:25 2010