! Started logfile: J1344+6606_S_2008_04_02_pus_uvs.log on Mon Feb 22 21:40:40 2010 obs J1344+6606_S_2008_04_02_pus_uva.fits ! Reading UV FITS file: J1344+6606_S_2008_04_02_pus_uva.fits ! AN table 1: 86 integrations on 120 of 120 possible baselines. ! AN table 2: 163 integrations on 120 of 120 possible baselines. ! AN table 3: 78 integrations on 120 of 120 possible baselines. ! AN table 4: 62 integrations on 120 of 120 possible baselines. ! Apparent sampling: 0.123093 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J1344+6606 ! ! 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 22984 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 1148 telescope corrections were flagged in sub-array 1. ! A total of 1638 telescope corrections were flagged in sub-array 2. ! A total of 758 telescope corrections were flagged in sub-array 3. ! A total of 687 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 2. ! A total of 1148 telescope corrections were flagged in sub-array 1. ! A total of 1638 telescope corrections were flagged in sub-array 2. ! A total of 758 telescope corrections were flagged in sub-array 3. ! A total of 687 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 3. ! A total of 1148 telescope corrections were flagged in sub-array 1. ! A total of 1638 telescope corrections were flagged in sub-array 2. ! A total of 758 telescope corrections were flagged in sub-array 3. ! A total of 687 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 4. ! A total of 1148 telescope corrections were flagged in sub-array 1. ! A total of 1638 telescope corrections were flagged in sub-array 2. ! A total of 758 telescope corrections were flagged in sub-array 3. ! A total of 687 telescope corrections were flagged in sub-array 4. ! ! Fit before self-cal, rms=0.682208Jy sigma=0.006080 ! Fit after self-cal, rms=0.547668Jy sigma=0.004895 ! 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=3.556 mas, bmaj=5.017 mas, bpa=-68.64 degrees ! Estimated noise=1068.93 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 = 0.369473 Jy ! Component: 100 - total flux cleaned = 0.454954 Jy ! Total flux subtracted in 100 components = 0.454954 Jy ! Clean residual min=-0.014705 max=0.031560 Jy/beam ! Clean residual mean=0.000101 rms=0.004712 Jy/beam ! Combined flux in latest and established models = 0.454954 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 6 components and 0.454954 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.175526Jy sigma=0.001509 ! Fit after self-cal, rms=0.175530Jy sigma=0.001509 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0318221 Jy ! Component: 100 - total flux cleaned = 0.0397866 Jy ! Total flux subtracted in 100 components = 0.0397866 Jy ! Clean residual min=-0.013753 max=0.016879 Jy/beam ! Clean residual mean=0.000096 rms=0.003971 Jy/beam ! Combined flux in latest and established models = 0.49474 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 12 components and 0.49474 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.170013Jy sigma=0.001461 ! Fit after self-cal, rms=0.170019Jy sigma=0.001461 ! 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=4.56 mas, bmaj=6.665 mas, bpa=-71.03 degrees ! Estimated noise=526.665 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 = 0.00808562 Jy ! Component: 100 - total flux cleaned = 0.0080656 Jy ! Component: 150 - total flux cleaned = 0.00807931 Jy ! Component: 200 - total flux cleaned = 0.0082417 Jy ! Total flux subtracted in 200 components = 0.0082417 Jy ! Clean residual min=-0.008675 max=0.014784 Jy/beam ! Clean residual mean=0.000279 rms=0.002930 Jy/beam ! Combined flux in latest and established models = 0.502982 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 20 components and 0.502982 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.169195Jy sigma=0.001455 ! Fit after self-cal, rms=0.169205Jy sigma=0.001455 ! Inverting map print "************** FINISHED NATURAL WEIGHTING CLEAN **************" ! ************** FINISHED NATURAL WEIGHTING CLEAN ************** ! gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 144 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.89 FD 1.00* HH 1.00* HN 1.00* ! KK 1.04 KP 1.00* LA 1.00* MK 0.78 ! NL 1.00* NY 1.00* ON 1.00* OV 0.98 ! PT 1.00* SC 1.00* WZ 1.00* ZC 1.00* ! ! A total of 75 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.96 FD 1.11 HH 1.00* HN 1.06 ! KK 1.21 KP 1.00 LA 1.21 MK 1.00* ! NL 0.93 NY 1.00* ON 1.00* OV 0.97 ! PT 1.01 SC 1.06 WZ 1.00* ZC 1.00* ! ! A total of 33 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.94 FD 1.10 HH 1.00* HN 1.00* ! KK 1.16 KP 0.98 LA 1.18 MK 0.80 ! NL 0.98 NY 1.00* ON 1.00* OV 0.93 ! PT 1.01 SC 1.00* WZ 1.00* ZC 1.00* ! ! A total of 6 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 0.94 FD 1.07 HH 1.00* HN 0.96 ! KK 1.00* KP 1.01 LA 1.16 MK 1.00* ! NL 0.89 NY 1.00* ON 1.00* OV 0.98 ! PT 0.98 SC 1.13 WZ 1.00* ZC 1.00* ! ! ! Correcting IF 2. ! A total of 144 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 1.00* HH 1.00* HN 1.00* ! KK 0.99 KP 1.00* LA 1.00* MK 0.82 ! NL 1.00* NY 1.00* ON 1.00* OV 0.99 ! PT 1.00* SC 1.00* WZ 1.00* ZC 1.00* ! ! A total of 75 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.99 FD 1.18 HH 1.00* HN 1.18 ! KK 1.09 KP 1.07 LA 1.14 MK 1.00* ! NL 0.98 NY 1.00* ON 1.00* OV 1.01 ! PT 1.03 SC 1.08 WZ 1.00* ZC 1.00* ! ! A total of 33 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.99 FD 1.18 HH 1.00* HN 1.00* ! KK 1.09 KP 1.04 LA 1.08 MK 0.85 ! NL 1.01 NY 1.00* ON 1.00* OV 0.95 ! PT 0.98 SC 1.00* WZ 1.00* ZC 1.00* ! ! A total of 6 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 0.99 FD 1.12 HH 1.00* HN 1.01 ! KK 1.00* KP 1.08 LA 1.09 MK 1.00* ! NL 0.93 NY 1.00* ON 1.00* OV 1.09 ! PT 0.99 SC 1.15 WZ 1.00* ZC 1.00* ! ! ! Correcting IF 3. ! A total of 144 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 1.00* HH 1.00* HN 1.00* ! KK 1.07 KP 1.00* LA 1.00* MK 0.81 ! NL 1.00* NY 1.00* ON 1.00* OV 1.03 ! PT 1.00* SC 1.00* WZ 1.00* ZC 1.00* ! ! A total of 75 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.04 FD 1.17 HH 1.00* HN 1.12 ! KK 1.14 KP 1.06 LA 0.92 MK 1.00* ! NL 1.03 NY 1.00* ON 1.00* OV 1.02 ! PT 1.10 SC 1.09 WZ 1.00* ZC 1.00* ! ! A total of 33 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.03 FD 1.16 HH 1.00* HN 1.00* ! KK 1.13 KP 1.00 LA 0.87 MK 0.88 ! NL 1.06 NY 1.00* ON 1.00* OV 0.99 ! PT 1.06 SC 1.00* WZ 1.00* ZC 1.00* ! ! A total of 6 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 1.05 FD 1.15 HH 1.00* HN 1.04 ! KK 1.00* KP 1.06 LA 0.85 MK 1.00* ! NL 0.96 NY 1.00* ON 1.00* OV 1.03 ! PT 1.04 SC 1.12 WZ 1.00* ZC 1.00* ! ! ! Correcting IF 4. ! A total of 144 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.86 FD 1.00* HH 1.00* HN 1.00* ! KK 1.04 KP 1.00* LA 1.00* MK 0.91 ! NL 1.00* NY 1.00* ON 1.00* OV 0.84 ! PT 1.00* SC 1.00* WZ 1.00* ZC 1.00* ! ! A total of 75 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.94 FD 1.24 HH 1.00* HN 1.05 ! KK 1.04 KP 0.96 LA 0.75 MK 1.00* ! NL 0.95 NY 1.00* ON 1.00* OV 0.85 ! PT 0.93 SC 1.09 WZ 1.00* ZC 1.00* ! ! A total of 33 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.94 FD 1.11 HH 1.00* HN 1.00* ! KK 1.12 KP 0.94 LA 0.73 MK 0.95 ! NL 0.96 NY 1.00* ON 1.00* OV 0.84 ! PT 0.91 SC 1.00* WZ 1.00* ZC 1.00* ! ! A total of 6 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 0.96 FD 1.11 HH 1.00* HN 0.93 ! KK 1.00* KP 0.97 LA 0.73 MK 1.00* ! NL 0.88 NY 1.00* ON 1.00* OV 0.89 ! PT 0.91 SC 1.09 WZ 1.00* ZC 1.00* ! ! ! Fit before self-cal, rms=0.169205Jy sigma=0.001455 ! Fit after self-cal, rms=0.149675Jy sigma=0.001270 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=4.575 mas, bmaj=6.729 mas, bpa=-71.9 degrees ! Estimated noise=539.277 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 = 6.77108e-05 Jy ! Component: 100 - total flux cleaned = -2.65109e-05 Jy ! Component: 150 - total flux cleaned = 4.68775e-05 Jy ! Component: 200 - total flux cleaned = 4.11268e-05 Jy ! Total flux subtracted in 200 components = 4.11268e-05 Jy ! Clean residual min=-0.002922 max=0.003843 Jy/beam ! Clean residual mean=0.000036 rms=0.000899 Jy/beam ! Combined flux in latest and established models = 0.503023 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 30 components and 0.503023 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.149580Jy sigma=0.001269 ! Fit after self-cal, rms=0.149791Jy sigma=0.001268 ! 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=0.149791Jy sigma=0.001268 ! Fit after self-cal, rms=0.149953Jy sigma=0.001264 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=4.571 mas, bmaj=6.736 mas, bpa=-72.33 degrees ! Estimated noise=539.805 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000282916 Jy ! Component: 100 - total flux cleaned = 0.00021643 Jy ! Component: 150 - total flux cleaned = 0.000162054 Jy ! Component: 200 - total flux cleaned = 0.00020167 Jy ! Total flux subtracted in 200 components = 0.00020167 Jy ! Clean residual min=-0.002548 max=0.002897 Jy/beam ! Clean residual mean=0.000096 rms=0.000804 Jy/beam ! Combined flux in latest and established models = 0.503225 Jy selfcal ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 38 components and 0.503225 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.149899Jy sigma=0.001264 ! Fit after self-cal, rms=0.149908Jy sigma=0.001264 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 = 8.29823e-05 Jy ! Component: 100 - total flux cleaned = 0.000115378 Jy ! Component: 150 - total flux cleaned = 0.00017031 Jy ! Component: 200 - total flux cleaned = 0.000219186 Jy ! Total flux subtracted in 200 components = 0.000219186 Jy ! Clean residual min=-0.002541 max=0.002736 Jy/beam ! Clean residual mean=0.000095 rms=0.000796 Jy/beam ! Combined flux in latest and established models = 0.503444 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 40 components and 0.503444 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.149896Jy sigma=0.001264 ! Fit after self-cal, rms=0.149895Jy sigma=0.001264 ! 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=0.149895Jy sigma=0.001264 ! Fit after self-cal, rms=0.150091Jy sigma=0.001263 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=4.563 mas, bmaj=6.737 mas, bpa=-72.94 degrees ! Estimated noise=540.168 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000409641 Jy ! Component: 100 - total flux cleaned = 0.000360075 Jy ! Component: 150 - total flux cleaned = 0.000358623 Jy ! Component: 200 - total flux cleaned = 0.000391738 Jy ! Total flux subtracted in 200 components = 0.000391738 Jy ! Clean residual min=-0.002499 max=0.002708 Jy/beam ! Clean residual mean=0.000095 rms=0.000766 Jy/beam ! Combined flux in latest and established models = 0.503836 Jy selfcal ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 40 components and 0.503836 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.150052Jy sigma=0.001263 ! Fit after self-cal, rms=0.150052Jy sigma=0.001263 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 = 6.80292e-05 Jy ! Component: 100 - total flux cleaned = 0.000118416 Jy ! Component: 150 - total flux cleaned = 0.000163453 Jy ! Component: 200 - total flux cleaned = 0.000205146 Jy ! Total flux subtracted in 200 components = 0.000205146 Jy ! Clean residual min=-0.002486 max=0.002609 Jy/beam ! Clean residual mean=0.000094 rms=0.000761 Jy/beam ! Combined flux in latest and established models = 0.504041 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 40 components and 0.504041 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.150042Jy sigma=0.001263 ! Fit after self-cal, rms=0.150042Jy sigma=0.001263 ! 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=0.150042Jy sigma=0.001263 ! Fit after self-cal, rms=0.150253Jy sigma=0.001263 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=9.933 mas, bmaj=12.33 mas, bpa=-33.52 degrees ! Estimated noise=619.234 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000981495 Jy ! Component: 100 - total flux cleaned = 0.00116718 Jy ! Component: 150 - total flux cleaned = 0.00121367 Jy ! Component: 200 - total flux cleaned = 0.00125811 Jy ! Total flux subtracted in 200 components = 0.00125811 Jy ! Clean residual min=-0.002449 max=0.002591 Jy/beam ! Clean residual mean=0.000150 rms=0.000899 Jy/beam ! Combined flux in latest and established models = 0.505299 Jy selfcal ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 47 components and 0.505299 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.150243Jy sigma=0.001263 ! Fit after self-cal, rms=0.150242Jy sigma=0.001263 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 = 0.000107251 Jy ! Component: 100 - total flux cleaned = 0.000106363 Jy ! Component: 150 - total flux cleaned = 0.00012071 Jy ! Component: 200 - total flux cleaned = 0.000133376 Jy ! Total flux subtracted in 200 components = 0.000133376 Jy ! Clean residual min=-0.002425 max=0.002542 Jy/beam ! Clean residual mean=0.000149 rms=0.000892 Jy/beam ! Combined flux in latest and established models = 0.505433 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 50 components and 0.505433 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.150240Jy sigma=0.001263 ! Fit after self-cal, rms=0.150239Jy sigma=0.001263 ! 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=4.556 mas, bmaj=6.737 mas, bpa=-73.45 degrees ! Estimated noise=540.543 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 4.556 x 6.737 at -73.45 degrees (North through East) ! Clean map min=-0.0023009 max=0.48156 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 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=3.573 mas, bmaj=4.996 mas, bpa=-71.12 degrees ! Estimated noise=1050.31 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.366788 Jy ! Component: 100 - total flux cleaned = 0.448111 Jy ! Component: 150 - total flux cleaned = 0.476115 Jy ! Component: 200 - total flux cleaned = 0.490379 Jy ! Total flux subtracted in 200 components = 0.490379 Jy ! Clean residual min=-0.005338 max=0.006933 Jy/beam ! Clean residual mean=0.000041 rms=0.001536 Jy/beam ! Combined flux in latest and established models = 0.490379 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 20 model components to the UV plane model. ! The established model now contains 20 components and 0.490379 Jy ! Inverting map and beam ! Estimated beam: bmin=4.556 mas, bmaj=6.737 mas, bpa=-73.45 degrees ! Estimated noise=540.543 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 = 0.00974866 Jy ! Component: 100 - total flux cleaned = 0.0135867 Jy ! Component: 150 - total flux cleaned = 0.0139559 Jy ! Component: 200 - total flux cleaned = 0.0142531 Jy ! Total flux subtracted in 200 components = 0.0142531 Jy ! Clean residual min=-0.002365 max=0.002950 Jy/beam ! Clean residual mean=0.000096 rms=0.000757 Jy/beam ! Combined flux in latest and established models = 0.504632 Jy ! Adding 15 model components to the UV plane model. ! The established model now contains 31 components and 0.504632 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=9.933 mas, bmaj=12.33 mas, bpa=-33.52 degrees ! Estimated noise=619.234 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00127559 Jy ! Component: 100 - total flux cleaned = 0.00140949 Jy ! Component: 150 - total flux cleaned = 0.00148839 Jy ! Component: 200 - total flux cleaned = 0.0015531 Jy ! Total flux subtracted in 200 components = 0.0015531 Jy ! Clean residual min=-0.002281 max=0.002556 Jy/beam ! Clean residual mean=0.000142 rms=0.000880 Jy/beam ! Combined flux in latest and established models = 0.506185 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 = 5.32982e-05 Jy ! Component: 100 - total flux cleaned = 9.76675e-05 Jy ! Component: 150 - total flux cleaned = 0.000136635 Jy ! Component: 200 - total flux cleaned = 0.000148443 Jy ! Total flux subtracted in 200 components = 0.000148443 Jy ! Clean residual min=-0.002250 max=0.002509 Jy/beam ! Clean residual mean=0.000140 rms=0.000873 Jy/beam ! Combined flux in latest and established models = 0.506333 Jy ! Adding 13 model components to the UV plane model. ! The established model now contains 43 components and 0.506333 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=4.556 mas, bmaj=6.737 mas, bpa=-73.45 degrees ! Estimated noise=540.543 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000133672 Jy ! Component: 100 - total flux cleaned = -0.000295994 Jy ! Component: 150 - total flux cleaned = -0.00033056 Jy ! Component: 200 - total flux cleaned = -0.000364111 Jy ! Total flux subtracted in 200 components = -0.000364111 Jy ! Clean residual min=-0.002372 max=0.002637 Jy/beam ! Clean residual mean=0.000087 rms=0.000723 Jy/beam ! Combined flux in latest and established models = 0.505969 Jy selfcal ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 46 components and 0.505969 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.150254Jy sigma=0.001263 ! Fit after self-cal, rms=0.150250Jy sigma=0.001263 wmodel J1344+6606_S_2008_04_02_pus_map.mod ! Writing 46 model components to file: J1344+6606_S_2008_04_02_pus_map.mod wobs J1344+6606_S_2008_04_02_pus_uvs.fits ! Writing UV FITS file: J1344+6606_S_2008_04_02_pus_uvs.fits wwins J1344+6606_S_2008_04_02_pus_map.win ! wwins: Wrote 1 windows to J1344+6606_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 = 0.00109609 Jy ! Component: 100 - total flux cleaned = 0.00126904 Jy ! Component: 150 - total flux cleaned = 0.00139226 Jy ! Component: 200 - total flux cleaned = 0.00162601 Jy ! Component: 250 - total flux cleaned = 0.0017372 Jy ! Component: 300 - total flux cleaned = 0.00191755 Jy ! Component: 350 - total flux cleaned = 0.00198719 Jy ! Component: 400 - total flux cleaned = 0.00222509 Jy ! Component: 450 - total flux cleaned = 0.00235656 Jy ! Component: 500 - total flux cleaned = 0.00245316 Jy ! Component: 550 - total flux cleaned = 0.00257958 Jy ! Component: 600 - total flux cleaned = 0.0027327 Jy ! Component: 650 - total flux cleaned = 0.0028517 Jy ! Component: 700 - total flux cleaned = 0.00296773 Jy ! Component: 750 - total flux cleaned = 0.00305255 Jy ! Component: 800 - total flux cleaned = 0.00316348 Jy ! Component: 850 - total flux cleaned = 0.00327212 Jy ! Component: 900 - total flux cleaned = 0.00337907 Jy ! Component: 950 - total flux cleaned = 0.00353604 Jy ! Component: 1000 - total flux cleaned = 0.00361291 Jy ! Component: 1050 - total flux cleaned = 0.00366307 Jy ! Component: 1100 - total flux cleaned = 0.00371312 Jy ! Component: 1150 - total flux cleaned = 0.00390929 Jy ! Component: 1200 - total flux cleaned = 0.00395767 Jy ! Component: 1250 - total flux cleaned = 0.00410137 Jy ! Component: 1300 - total flux cleaned = 0.00424267 Jy ! Component: 1350 - total flux cleaned = 0.00433557 Jy ! Component: 1400 - total flux cleaned = 0.00449587 Jy ! Component: 1450 - total flux cleaned = 0.0046538 Jy ! Component: 1500 - total flux cleaned = 0.00476518 Jy ! Component: 1550 - total flux cleaned = 0.00496315 Jy ! Component: 1600 - total flux cleaned = 0.00504958 Jy ! Component: 1650 - total flux cleaned = 0.00515688 Jy ! Component: 1700 - total flux cleaned = 0.00528424 Jy ! Component: 1750 - total flux cleaned = 0.00541001 Jy ! Component: 1800 - total flux cleaned = 0.0055344 Jy ! Component: 1850 - total flux cleaned = 0.00563705 Jy ! Component: 1900 - total flux cleaned = 0.00575877 Jy ! Component: 1950 - total flux cleaned = 0.00585879 Jy ! Component: 2000 - total flux cleaned = 0.00597813 Jy ! Total flux subtracted in 2048 components = 0.0060568 Jy ! Clean residual min=-0.001238 max=0.001283 Jy/beam ! Clean residual mean=0.000056 rms=0.000417 Jy/beam ! Combined flux in latest and established models = 0.512026 Jy keep ! Adding 130 model components to the UV plane model. ! The established model now contains 176 components and 0.512026 Jy wmap "J1344+6606_S_2008_04_02_pus\_map.fits" ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 4.556 x 6.737 at -73.45 degrees (North through East) ! Clean map min=-0.0019014 max=0.47999 Jy/beam ! Writing clean map to FITS file: J1344+6606_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 0.479989 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000420143 device "J1344+6606_S_2008_04_02_pus\_map.eps/VPS" ! Attempting to open device: 'J1344+6606_S_2008_04_02_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.262596 0.262596 0.525191 1.05038 2.10077 4.20153 8.40306 16.8061 33.6123 67.2245 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0012 print "peak=",int(1000*peak_flux)/1000 ! peak= 0.479 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 4.556 x 6.737 at -73.45 degrees (North through East) ! Clean map min=-0.0019014 max=0.47999 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J1344+6606_S_2008_04_02_pus\_map.gif/vgif" ! Attempting to open device: 'J1344+6606_S_2008_04_02_pus_map.gif/vgif' mapplot cln quit ! Quitting program ! Log file J1344+6606_S_2008_04_02_pus_uvs.log closed on Mon Feb 22 21:40:45 2010