! Started logfile: J2131-1207_S_2008_04_02_pus_uvs.log on Mon Feb 22 21:44:44 2010 obs J2131-1207_S_2008_04_02_pus_uva.fits ! Reading UV FITS file: J2131-1207_S_2008_04_02_pus_uva.fits ! AN table 1: 40 integrations on 120 of 120 possible baselines. ! AN table 2: 18 integrations on 120 of 120 possible baselines. ! AN table 3: 97 integrations on 120 of 120 possible baselines. ! Apparent sampling: 0.118925 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J2131-1207 ! ! 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 8848 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 483 telescope corrections were flagged in sub-array 1. ! A total of 234 telescope corrections were flagged in sub-array 2. ! A total of 975 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 2. ! A total of 483 telescope corrections were flagged in sub-array 1. ! A total of 234 telescope corrections were flagged in sub-array 2. ! A total of 975 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 3. ! A total of 483 telescope corrections were flagged in sub-array 1. ! A total of 234 telescope corrections were flagged in sub-array 2. ! A total of 975 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 4. ! A total of 483 telescope corrections were flagged in sub-array 1. ! A total of 234 telescope corrections were flagged in sub-array 2. ! A total of 975 telescope corrections were flagged in sub-array 3. ! ! Fit before self-cal, rms=1.505161Jy sigma=0.013568 ! Fit after self-cal, rms=1.297747Jy sigma=0.011703 ! 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=3.351 mas, bmaj=8.871 mas, bpa=-10.11 degrees ! Estimated noise=1338.91 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 = 1.35628 Jy ! Component: 100 - total flux cleaned = 1.90331 Jy ! Total flux subtracted in 100 components = 1.90331 Jy ! Clean residual min=-0.082671 max=0.239443 Jy/beam ! Clean residual mean=-0.000355 rms=0.027864 Jy/beam ! Combined flux in latest and established models = 1.90331 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 10 components and 1.90331 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.661700Jy sigma=0.005826 ! Fit after self-cal, rms=0.660422Jy sigma=0.005814 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.266429 Jy ! Component: 100 - total flux cleaned = 0.413692 Jy ! Total flux subtracted in 100 components = 0.413692 Jy ! Clean residual min=-0.059086 max=0.075214 Jy/beam ! Clean residual mean=0.000006 rms=0.015505 Jy/beam ! Combined flux in latest and established models = 2.317 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 22 components and 2.317 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.482112Jy sigma=0.004146 ! Fit after self-cal, rms=0.481011Jy sigma=0.004135 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0953027 Jy ! Component: 100 - total flux cleaned = 0.151579 Jy ! Total flux subtracted in 100 components = 0.151579 Jy ! Clean residual min=-0.047402 max=0.067906 Jy/beam ! Clean residual mean=0.000132 rms=0.012819 Jy/beam ! Combined flux in latest and established models = 2.46858 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 32 components and 2.46858 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.450464Jy sigma=0.003871 ! Fit after self-cal, rms=0.449795Jy sigma=0.003864 ! 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=4.54 mas, bmaj=10.37 mas, bpa=-5.637 degrees ! Estimated noise=850.027 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 = 0.066784 Jy ! Component: 100 - total flux cleaned = 0.101987 Jy ! Component: 150 - total flux cleaned = 0.121392 Jy ! Component: 200 - total flux cleaned = 0.125409 Jy ! Total flux subtracted in 200 components = 0.125409 Jy ! Clean residual min=-0.049620 max=0.061622 Jy/beam ! Clean residual mean=0.000739 rms=0.014671 Jy/beam ! Combined flux in latest and established models = 2.59399 Jy ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 54 components and 2.59399 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.438087Jy sigma=0.003788 ! Fit after self-cal, rms=0.437930Jy sigma=0.003787 ! Inverting map print "************** FINISHED NATURAL WEIGHTING CLEAN **************" ! ************** FINISHED NATURAL WEIGHTING CLEAN ************** ! gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 33 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 1.12 HH 1.00* HN 1.07 ! KK 1.02 KP 0.88 LA 1.29 MK 0.85 ! NL 1.01 NY 1.00* ON 1.00* OV 1.04 ! PT 1.12 SC 1.00 WZ 1.00* ZC 1.00* ! ! A total of 54 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! 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 6 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.03 FD 1.07 HH 1.00* HN 1.04 ! KK 0.96 KP 1.04 LA 1.22 MK 0.85 ! NL 0.95 NY 1.00* ON 1.00* OV 0.95 ! PT 1.06 SC 1.02 WZ 1.00* ZC 1.00* ! ! ! Correcting IF 2. ! A total of 33 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 FD 1.22 HH 1.00* HN 1.13 ! KK 0.95 KP 0.91 LA 1.19 MK 0.87 ! NL 1.04 NY 1.00* ON 1.00* OV 1.07 ! PT 1.10 SC 1.04 WZ 1.00* ZC 1.00* ! ! A total of 54 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! 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 6 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.02 FD 1.11 HH 1.00* HN 1.14 ! KK 0.98 KP 1.04 LA 1.12 MK 0.84 ! NL 0.93 NY 1.00* ON 1.00* OV 0.97 ! PT 1.00 SC 1.05 WZ 1.00* ZC 1.00* ! ! ! Correcting IF 3. ! A total of 33 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.12 FD 1.23 HH 1.00* HN 1.14 ! KK 1.01 KP 0.91 LA 0.94 MK 0.88 ! NL 1.07 NY 1.00* ON 1.00* OV 1.09 ! PT 1.18 SC 0.96 WZ 1.00* ZC 1.00* ! ! A total of 54 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! 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 6 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.06 FD 1.12 HH 1.00* HN 1.14 ! KK 1.06 KP 1.03 LA 0.88 MK 0.78 ! NL 0.97 NY 1.00* ON 1.00* OV 1.00 ! PT 1.05 SC 0.98 WZ 1.00* ZC 1.00* ! ! ! Correcting IF 4. ! A total of 33 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 1.20 HH 1.00* HN 1.02 ! KK 0.99 KP 0.84 LA 0.79 MK 0.93 ! NL 0.97 NY 1.00* ON 1.00* OV 0.89 ! PT 0.98 SC 0.97 WZ 1.00* ZC 1.00* ! ! A total of 54 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! 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 6 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.95 FD 1.08 HH 1.00* HN 1.06 ! KK 0.98 KP 0.95 LA 0.74 MK 0.84 ! NL 0.88 NY 1.00* ON 1.00* OV 0.84 ! PT 0.91 SC 1.00 WZ 1.00* ZC 1.00* ! ! ! Fit before self-cal, rms=0.437930Jy sigma=0.003787 ! Fit after self-cal, rms=0.226831Jy sigma=0.002023 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=4.486 mas, bmaj=10.34 mas, bpa=-6.051 degrees ! Estimated noise=850.085 mJy/beam. repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! Added new window around map position (-6.5, -9.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0257225 Jy ! Component: 100 - total flux cleaned = 0.0195262 Jy ! Component: 150 - total flux cleaned = 0.0147927 Jy ! Component: 200 - total flux cleaned = 0.0115402 Jy ! Total flux subtracted in 200 components = 0.0115402 Jy ! Clean residual min=-0.021745 max=0.024063 Jy/beam ! Clean residual mean=0.000213 rms=0.005635 Jy/beam ! Combined flux in latest and established models = 2.60553 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 64 components and 2.60553 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.217424Jy sigma=0.001929 ! Fit after self-cal, rms=0.216011Jy sigma=0.001915 ! 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=0.216011Jy sigma=0.001915 ! Fit after self-cal, rms=0.209102Jy sigma=0.001834 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=4.476 mas, bmaj=10.32 mas, bpa=-6.184 degrees ! Estimated noise=847.104 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00794465 Jy ! Component: 100 - total flux cleaned = 0.0101222 Jy ! Component: 150 - total flux cleaned = 0.0101499 Jy ! Component: 200 - total flux cleaned = 0.0108114 Jy ! Total flux subtracted in 200 components = 0.0108114 Jy ! Clean residual min=-0.016421 max=0.020909 Jy/beam ! Clean residual mean=0.000133 rms=0.004094 Jy/beam ! Combined flux in latest and established models = 2.61634 Jy selfcal ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 74 components and 2.61634 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.206949Jy sigma=0.001812 ! Fit after self-cal, rms=0.206552Jy sigma=0.001808 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 (-18, -27.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0189725 Jy ! Component: 100 - total flux cleaned = 0.0254009 Jy ! Component: 150 - total flux cleaned = 0.0284801 Jy ! Component: 200 - total flux cleaned = 0.0313959 Jy ! Total flux subtracted in 200 components = 0.0313959 Jy ! Clean residual min=-0.014381 max=0.017074 Jy/beam ! Clean residual mean=0.000120 rms=0.003226 Jy/beam ! Combined flux in latest and established models = 2.64774 Jy ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 98 components and 2.64774 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.204538Jy sigma=0.001787 ! Fit after self-cal, rms=0.204387Jy sigma=0.001786 ! Inverting map ! Added new window around map position (42, -58). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00908222 Jy ! Component: 100 - total flux cleaned = 0.010467 Jy ! Component: 150 - total flux cleaned = 0.0113926 Jy ! Component: 200 - total flux cleaned = 0.0122019 Jy ! Total flux subtracted in 200 components = 0.0122019 Jy ! Clean residual min=-0.012186 max=0.011425 Jy/beam ! Clean residual mean=0.000028 rms=0.002777 Jy/beam ! Combined flux in latest and established models = 2.65994 Jy ! Performing phase self-cal ! Adding 35 model components to the UV plane model. ! The established model now contains 124 components and 2.65994 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.203111Jy sigma=0.001774 ! Fit after self-cal, rms=0.202998Jy sigma=0.001773 ! 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=0.202998Jy sigma=0.001773 ! Fit after self-cal, rms=0.197994Jy sigma=0.001725 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=4.475 mas, bmaj=10.31 mas, bpa=-6.12 degrees ! Estimated noise=847.256 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00386652 Jy ! Component: 100 - total flux cleaned = 0.00456107 Jy ! Component: 150 - total flux cleaned = 0.00539311 Jy ! Component: 200 - total flux cleaned = 0.00577207 Jy ! Total flux subtracted in 200 components = 0.00577207 Jy ! Clean residual min=-0.008923 max=0.006871 Jy/beam ! Clean residual mean=0.000020 rms=0.001989 Jy/beam ! Combined flux in latest and established models = 2.66571 Jy selfcal ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 144 components and 2.66571 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.197499Jy sigma=0.001720 ! Fit after self-cal, rms=0.197445Jy sigma=0.001719 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 = 0.000404198 Jy ! Component: 100 - total flux cleaned = 0.00112268 Jy ! Component: 150 - total flux cleaned = 0.00128737 Jy ! Component: 200 - total flux cleaned = 0.00159317 Jy ! Total flux subtracted in 200 components = 0.00159317 Jy ! Clean residual min=-0.008364 max=0.006713 Jy/beam ! Clean residual mean=0.000026 rms=0.001876 Jy/beam ! Combined flux in latest and established models = 2.6673 Jy ! Performing phase self-cal ! Adding 33 model components to the UV plane model. ! The established model now contains 159 components and 2.6673 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.197167Jy sigma=0.001717 ! Fit after self-cal, rms=0.197142Jy sigma=0.001716 ! 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=0.197142Jy sigma=0.001716 ! Fit after self-cal, rms=0.196982Jy sigma=0.001716 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=8.986 mas, bmaj=14.75 mas, bpa=-11.88 degrees ! Estimated noise=959.37 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00153258 Jy ! Component: 100 - total flux cleaned = -0.00125055 Jy ! Component: 150 - total flux cleaned = -0.000898811 Jy ! Component: 200 - total flux cleaned = -0.000698793 Jy ! Total flux subtracted in 200 components = -0.000698794 Jy ! Clean residual min=-0.004707 max=0.005545 Jy/beam ! Clean residual mean=0.000026 rms=0.001778 Jy/beam ! Combined flux in latest and established models = 2.66661 Jy selfcal ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 184 components and 2.66661 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.196841Jy sigma=0.001715 ! Fit after self-cal, rms=0.196815Jy sigma=0.001715 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 = -0.000156889 Jy ! Component: 100 - total flux cleaned = 0.000364336 Jy ! Component: 150 - total flux cleaned = 0.000630642 Jy ! Component: 200 - total flux cleaned = 0.000872054 Jy ! Total flux subtracted in 200 components = 0.000872054 Jy ! Clean residual min=-0.004746 max=0.005513 Jy/beam ! Clean residual mean=0.000032 rms=0.001723 Jy/beam ! Combined flux in latest and established models = 2.66748 Jy ! Performing phase self-cal ! Adding 39 model components to the UV plane model. ! The established model now contains 211 components and 2.66748 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.196739Jy sigma=0.001714 ! Fit after self-cal, rms=0.196725Jy sigma=0.001714 ! 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=4.476 mas, bmaj=10.31 mas, bpa=-6.123 degrees ! Estimated noise=847.177 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 4.476 x 10.31 at -6.123 degrees (North through East) ! Clean map min=-0.01071 max=1.8764 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=0.196725Jy sigma=0.001714 ! Fit after self-cal, rms=0.135465Jy sigma=0.001167 ! Inverting map and beam ! Estimated beam: bmin=4.477 mas, bmaj=10.31 mas, bpa=-6.101 degrees ! Estimated noise=846.904 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0021907 Jy ! Component: 100 - total flux cleaned = 0.00189099 Jy ! Component: 150 - total flux cleaned = 0.00175269 Jy ! Component: 200 - total flux cleaned = 0.00175585 Jy ! Total flux subtracted in 200 components = 0.00175585 Jy ! Clean residual min=-0.006007 max=0.006366 Jy/beam ! Clean residual mean=0.000062 rms=0.001492 Jy/beam ! Combined flux in latest and established models = 2.66923 Jy ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 234 components and 2.66923 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.135181Jy sigma=0.001165 ! Fit after self-cal, rms=0.135166Jy sigma=0.001164 ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000426698 Jy ! Component: 100 - total flux cleaned = 0.000545107 Jy ! Component: 150 - total flux cleaned = 0.000657103 Jy ! Component: 200 - total flux cleaned = 0.000764057 Jy ! Total flux subtracted in 200 components = 0.000764057 Jy ! Clean residual min=-0.005988 max=0.005809 Jy/beam ! Clean residual mean=0.000059 rms=0.001454 Jy/beam ! Combined flux in latest and established models = 2.67 Jy ! Performing phase self-cal ! Adding 33 model components to the UV plane model. ! The established model now contains 245 components and 2.67 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.134995Jy sigma=0.001163 ! Fit after self-cal, rms=0.134990Jy sigma=0.001163 ! Inverting map ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.134990Jy sigma=0.001163 ! Fit after self-cal, rms=0.134908Jy sigma=0.001162 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=3.292 mas, bmaj=8.793 mas, bpa=-10.6 degrees ! Estimated noise=1333.86 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 1.35971 Jy ! Component: 100 - total flux cleaned = 1.92871 Jy ! Component: 150 - total flux cleaned = 2.18514 Jy ! Component: 200 - total flux cleaned = 2.30939 Jy ! Total flux subtracted in 200 components = 2.30939 Jy ! Clean residual min=-0.025188 max=0.063650 Jy/beam ! Clean residual mean=-0.000175 rms=0.009831 Jy/beam ! Combined flux in latest and established models = 2.30939 Jy uvw 0,-1 ! Uniform weighting is not currently selected. ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. flux_cutoff = imstat(rms) * dynam ! Adding 21 model components to the UV plane model. ! The established model now contains 21 components and 2.30938 Jy ! Inverting map and beam ! Estimated beam: bmin=4.478 mas, bmaj=10.31 mas, bpa=-6.098 degrees ! Estimated noise=846.515 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 = 0.122782 Jy ! Component: 100 - total flux cleaned = 0.192165 Jy ! Component: 150 - total flux cleaned = 0.23594 Jy ! Component: 200 - total flux cleaned = 0.266082 Jy ! Total flux subtracted in 200 components = 0.266082 Jy ! Clean residual min=-0.012384 max=0.017518 Jy/beam ! Clean residual mean=0.000100 rms=0.004537 Jy/beam ! Combined flux in latest and established models = 2.57547 Jy ! Adding 58 model components to the UV plane model. ! The established model now contains 72 components and 2.57547 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=8.988 mas, bmaj=14.75 mas, bpa=-11.88 degrees ! Estimated noise=958.32 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.029014 Jy ! Component: 100 - total flux cleaned = 0.0479912 Jy ! Component: 150 - total flux cleaned = 0.0615386 Jy ! Component: 200 - total flux cleaned = 0.071462 Jy ! Total flux subtracted in 200 components = 0.071462 Jy ! Clean residual min=-0.006019 max=0.005747 Jy/beam ! Clean residual mean=0.000075 rms=0.002297 Jy/beam ! Combined flux in latest and established models = 2.64693 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 = 0.00589162 Jy ! Component: 100 - total flux cleaned = 0.0096916 Jy ! Component: 150 - total flux cleaned = 0.0118265 Jy ! Component: 200 - total flux cleaned = 0.0138457 Jy ! Total flux subtracted in 200 components = 0.0138457 Jy ! Clean residual min=-0.005114 max=0.005582 Jy/beam ! Clean residual mean=0.000057 rms=0.001632 Jy/beam ! Combined flux in latest and established models = 2.66077 Jy ! Adding 126 model components to the UV plane model. ! The established model now contains 195 components and 2.66077 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=4.478 mas, bmaj=10.31 mas, bpa=-6.098 degrees ! Estimated noise=846.515 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00339563 Jy ! Component: 100 - total flux cleaned = 0.00339233 Jy ! Component: 150 - total flux cleaned = 0.00339214 Jy ! Component: 200 - total flux cleaned = 0.00363121 Jy ! Total flux subtracted in 200 components = 0.00363121 Jy ! Clean residual min=-0.014179 max=0.007249 Jy/beam ! Clean residual mean=0.000053 rms=0.001789 Jy/beam ! Combined flux in latest and established models = 2.6644 Jy selfcal ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 216 components and 2.6644 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.137222Jy sigma=0.001186 ! Fit after self-cal, rms=0.136208Jy sigma=0.001174 wmodel J2131-1207_S_2008_04_02_pus_map.mod ! Writing 216 model components to file: J2131-1207_S_2008_04_02_pus_map.mod wobs J2131-1207_S_2008_04_02_pus_uvs.fits ! Writing UV FITS file: J2131-1207_S_2008_04_02_pus_uvs.fits wwins J2131-1207_S_2008_04_02_pus_map.win ! wwins: Wrote 4 windows to J2131-1207_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 = -0.00342387 Jy ! Component: 100 - total flux cleaned = -0.00343905 Jy ! Component: 150 - total flux cleaned = -0.00288521 Jy ! Component: 200 - total flux cleaned = -0.00225448 Jy ! Component: 250 - total flux cleaned = -0.00195638 Jy ! Component: 300 - total flux cleaned = -0.00157096 Jy ! Component: 350 - total flux cleaned = -0.00138352 Jy ! Component: 400 - total flux cleaned = -0.00102005 Jy ! Component: 450 - total flux cleaned = -0.000755585 Jy ! Component: 500 - total flux cleaned = -0.000322767 Jy ! Component: 550 - total flux cleaned = -6.93311e-05 Jy ! Component: 600 - total flux cleaned = 0.000178374 Jy ! Component: 650 - total flux cleaned = 0.000500119 Jy ! Component: 700 - total flux cleaned = 0.000735577 Jy ! Component: 750 - total flux cleaned = 0.0009663 Jy ! Component: 800 - total flux cleaned = 0.00134338 Jy ! Component: 850 - total flux cleaned = 0.00156527 Jy ! Component: 900 - total flux cleaned = 0.00178141 Jy ! Component: 950 - total flux cleaned = 0.00171062 Jy ! Component: 1000 - total flux cleaned = 0.001851 Jy ! Component: 1050 - total flux cleaned = 0.00198792 Jy ! Component: 1100 - total flux cleaned = 0.00218921 Jy ! Component: 1150 - total flux cleaned = 0.00218865 Jy ! Component: 1200 - total flux cleaned = 0.00218907 Jy ! Component: 1250 - total flux cleaned = 0.00231786 Jy ! Component: 1300 - total flux cleaned = 0.00244365 Jy ! Component: 1350 - total flux cleaned = 0.00238106 Jy ! Component: 1400 - total flux cleaned = 0.00250421 Jy ! Component: 1450 - total flux cleaned = 0.00256417 Jy ! Component: 1500 - total flux cleaned = 0.00250437 Jy ! Component: 1550 - total flux cleaned = 0.00268245 Jy ! Component: 1600 - total flux cleaned = 0.00268298 Jy ! Component: 1650 - total flux cleaned = 0.00285727 Jy ! Component: 1700 - total flux cleaned = 0.00302787 Jy ! Component: 1750 - total flux cleaned = 0.00302689 Jy ! Component: 1800 - total flux cleaned = 0.00302588 Jy ! Component: 1850 - total flux cleaned = 0.00319115 Jy ! Component: 1900 - total flux cleaned = 0.00329994 Jy ! Component: 1950 - total flux cleaned = 0.00346077 Jy ! Component: 2000 - total flux cleaned = 0.00340721 Jy ! Total flux subtracted in 2048 components = 0.00356491 Jy ! Clean residual min=-0.002617 max=0.003135 Jy/beam ! Clean residual mean=0.000034 rms=0.001044 Jy/beam ! Combined flux in latest and established models = 2.66797 Jy keep ! Adding 106 model components to the UV plane model. ! The established model now contains 319 components and 2.66797 Jy wmap "J2131-1207_S_2008_04_02_pus\_map.fits" ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 4.478 x 10.31 at -6.098 degrees (North through East) ! Clean map min=-0.0053703 max=1.8826 Jy/beam ! Writing clean map to FITS file: J2131-1207_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 1.88255 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.0010488 device "J2131-1207_S_2008_04_02_pus\_map.eps/VPS" ! Attempting to open device: 'J2131-1207_S_2008_04_02_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.167134 0.167134 0.334269 0.668538 1.33708 2.67415 5.3483 10.6966 21.3932 42.7864 85.5729 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0031 print "peak=",int(1000*peak_flux)/1000 ! peak= 1.882 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 4.478 x 10.31 at -6.098 degrees (North through East) ! Clean map min=-0.0053703 max=1.8826 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J2131-1207_S_2008_04_02_pus\_map.gif/vgif" ! Attempting to open device: 'J2131-1207_S_2008_04_02_pus_map.gif/vgif' mapplot cln quit ! Quitting program ! Log file J2131-1207_S_2008_04_02_pus_uvs.log closed on Mon Feb 22 21:44:48 2010