! Started logfile: J0457-2324_X_2008_04_02_pus_uvs.log on Sun Feb 21 20:45:14 2010 obs J0457-2324_X_2008_04_02_pus_uva.fits ! Reading UV FITS file: J0457-2324_X_2008_04_02_pus_uva.fits ! AN table 1: 30 integrations on 120 of 120 possible baselines. ! AN table 2: 11 integrations on 120 of 120 possible baselines. ! AN table 3: 37 integrations on 120 of 120 possible baselines. ! AN table 4: 1 integrations on 120 of 120 possible baselines. ! AN table 5: 63 integrations on 120 of 120 possible baselines. ! Apparent sampling: 0.112148 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J0457-2324 ! ! 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 8.40997e+09 8e+06 1 8e+06 ! 02 2 8.47997e+09 8e+06 1 8e+06 ! 03 3 8.79497e+09 8e+06 1 8e+06 ! 04 4 8.89997e+09 8e+06 1 8e+06 ! ! Polarization(s): RR ! ! Read 2284 lines of history. ! ! Reading 7644 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 = 0.2 print "taper_size =",taper_size ! taper_size = 70 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 0.200x0.200 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 390 telescope corrections were flagged in sub-array 1. ! A total of 140 telescope corrections were flagged in sub-array 2. ! A total of 268 telescope corrections were flagged in sub-array 3. ! A total of 16 telescope corrections were flagged in sub-array 4. ! A total of 881 telescope corrections were flagged in sub-array 5. ! ! Correcting IF 2. ! A total of 390 telescope corrections were flagged in sub-array 1. ! A total of 140 telescope corrections were flagged in sub-array 2. ! A total of 268 telescope corrections were flagged in sub-array 3. ! A total of 16 telescope corrections were flagged in sub-array 4. ! A total of 881 telescope corrections were flagged in sub-array 5. ! ! Correcting IF 3. ! A total of 390 telescope corrections were flagged in sub-array 1. ! A total of 140 telescope corrections were flagged in sub-array 2. ! A total of 268 telescope corrections were flagged in sub-array 3. ! A total of 16 telescope corrections were flagged in sub-array 4. ! A total of 881 telescope corrections were flagged in sub-array 5. ! ! Correcting IF 4. ! A total of 390 telescope corrections were flagged in sub-array 1. ! A total of 140 telescope corrections were flagged in sub-array 2. ! A total of 268 telescope corrections were flagged in sub-array 3. ! A total of 16 telescope corrections were flagged in sub-array 4. ! A total of 881 telescope corrections were flagged in sub-array 5. ! ! Fit before self-cal, rms=1.307524Jy sigma=0.011287 ! Fit after self-cal, rms=0.751859Jy sigma=0.006751 ! 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=0.7473 mas, bmaj=1.19 mas, bpa=-10.07 degrees ! Estimated noise=1744.09 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 = 1.1148 Jy ! Component: 100 - total flux cleaned = 1.46755 Jy ! Total flux subtracted in 100 components = 1.46755 Jy ! Clean residual min=-0.053978 max=0.164018 Jy/beam ! Clean residual mean=0.000258 rms=0.020385 Jy/beam ! Combined flux in latest and established models = 1.46755 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 8 components and 1.46755 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.427303Jy sigma=0.003797 ! Fit after self-cal, rms=0.426968Jy sigma=0.003795 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.190232 Jy ! Component: 100 - total flux cleaned = 0.304019 Jy ! Total flux subtracted in 100 components = 0.304019 Jy ! Clean residual min=-0.031770 max=0.059265 Jy/beam ! Clean residual mean=0.000054 rms=0.010394 Jy/beam ! Combined flux in latest and established models = 1.77157 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 23 components and 1.77157 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.265043Jy sigma=0.002187 ! Fit after self-cal, rms=0.264348Jy sigma=0.002182 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0723511 Jy ! Component: 100 - total flux cleaned = 0.118423 Jy ! Total flux subtracted in 100 components = 0.118423 Jy ! Clean residual min=-0.025884 max=0.037136 Jy/beam ! Clean residual mean=-0.000028 rms=0.007548 Jy/beam ! Combined flux in latest and established models = 1.88999 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 27 components and 1.88999 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.224925Jy sigma=0.001725 ! Fit after self-cal, rms=0.224772Jy sigma=0.001724 ! 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=0.9237 mas, bmaj=1.858 mas, bpa=-10.83 degrees ! Estimated noise=1009.13 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 = 0.0738356 Jy ! Component: 100 - total flux cleaned = 0.111162 Jy ! Component: 150 - total flux cleaned = 0.130991 Jy ! Component: 200 - total flux cleaned = 0.141548 Jy ! Total flux subtracted in 200 components = 0.141548 Jy ! Clean residual min=-0.020194 max=0.030889 Jy/beam ! Clean residual mean=-0.000076 rms=0.005969 Jy/beam ! Combined flux in latest and established models = 2.03154 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 36 components and 2.03154 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.208156Jy sigma=0.001457 ! Fit after self-cal, rms=0.208056Jy sigma=0.001457 ! Inverting map print "************** FINISHED NATURAL WEIGHTING CLEAN **************" ! ************** FINISHED NATURAL WEIGHTING CLEAN ************** ! gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 54 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 1.00* HH 0.87 HN 1.00* ! KK 1.00* KP 1.00* LA 1.00* MK 1.00* ! NL 1.00* NY 1.00* ON 1.08 OV 1.00* ! PT 1.00* SC 1.00* WZ 1.18 ZC 1.25 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 1.00* HH 0.85 HN 1.00* ! KK 1.00* KP 1.00* LA 1.00* MK 1.00* ! NL 1.00* NY 1.00* ON 1.09 OV 1.00* ! PT 1.00* SC 1.00* WZ 1.06 ZC 1.33 ! ! Telescope amplitude corrections in sub-array 3: ! BR 0.94 FD 0.96 HH 1.00* HN 1.04 ! KK 1.05 KP 0.98 LA 0.99 MK 0.98 ! NL 0.99 NY 1.00* ON 1.00* OV 1.01 ! PT 1.00 SC 0.98 WZ 1.00* ZC 1.00* ! ! 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* ! ! Telescope amplitude corrections in sub-array 5: ! BR 1.00* FD 0.98 HH 1.00* HN 1.00 ! KK 1.00* KP 1.01 LA 1.00 MK 1.00* ! NL 1.04 NY 1.00* ON 1.00* OV 1.04 ! PT 1.01 SC 0.94 WZ 1.00* ZC 1.00* ! ! ! Correcting IF 2. ! A total of 54 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 1.00* HH 0.80 HN 1.00* ! KK 1.00* KP 1.00* LA 1.00* MK 1.00* ! NL 1.00* NY 1.00* ON 1.10 OV 1.00* ! PT 1.00* SC 1.00* WZ 1.18 ZC 1.25 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 1.00* HH 0.85 HN 1.00* ! KK 1.00* KP 1.00* LA 1.00* MK 1.00* ! NL 1.00* NY 1.00* ON 1.09 OV 1.00* ! PT 1.00* SC 1.00* WZ 1.07 ZC 1.26 ! ! Telescope amplitude corrections in sub-array 3: ! BR 0.95 FD 0.95 HH 1.00* HN 1.04 ! KK 1.02 KP 0.94 LA 0.97 MK 0.98 ! NL 0.98 NY 1.00* ON 1.00* OV 0.99 ! PT 0.99 SC 1.01 WZ 1.00* ZC 1.00* ! ! 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* ! ! Telescope amplitude corrections in sub-array 5: ! BR 1.00* FD 0.98 HH 1.00* HN 0.99 ! KK 1.00* KP 0.96 LA 1.00 MK 1.00* ! NL 1.03 NY 1.00* ON 1.00* OV 1.01 ! PT 1.00 SC 0.96 WZ 1.00* ZC 1.00* ! ! ! Correcting IF 3. ! A total of 54 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 1.00* HH 0.90 HN 1.00* ! KK 1.00* KP 1.00* LA 1.00* MK 1.00* ! NL 1.00* NY 1.00* ON 1.16 OV 1.00* ! PT 1.00* SC 1.00* WZ 1.12 ZC 1.24 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 1.00* HH 0.90 HN 1.00* ! KK 1.00* KP 1.00* LA 1.00* MK 1.00* ! NL 1.00* NY 1.00* ON 1.14 OV 1.00* ! PT 1.00* SC 1.00* WZ 1.05 ZC 1.33 ! ! Telescope amplitude corrections in sub-array 3: ! BR 1.00 FD 0.98 HH 1.00* HN 1.04 ! KK 1.09 KP 0.98 LA 1.02 MK 1.01 ! NL 1.01 NY 1.00* ON 1.00* OV 1.03 ! PT 1.01 SC 1.03 WZ 1.00* ZC 1.00* ! ! 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* ! ! Telescope amplitude corrections in sub-array 5: ! BR 1.00* FD 1.01 HH 1.00* HN 0.99 ! KK 1.00* KP 1.00 LA 1.04 MK 1.00* ! NL 1.05 NY 1.00* ON 1.00* OV 1.05 ! PT 1.01 SC 1.00 WZ 1.00* ZC 1.00* ! ! ! Correcting IF 4. ! A total of 54 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 1.00* HH 0.87 HN 1.00* ! KK 1.00* KP 1.00* LA 1.00* MK 1.00* ! NL 1.00* NY 1.00* ON 1.24 OV 1.00* ! PT 1.00* SC 1.00* WZ 1.10 ZC 1.28 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 1.00* HH 0.99 HN 1.00* ! KK 1.00* KP 1.00* LA 1.00* MK 1.00* ! NL 1.00* NY 1.00* ON 1.19 OV 1.00* ! PT 1.00* SC 1.00* WZ 1.04 ZC 1.28 ! ! Telescope amplitude corrections in sub-array 3: ! BR 0.97 FD 0.98 HH 1.00* HN 1.04 ! KK 1.08 KP 0.97 LA 1.01 MK 1.04 ! NL 1.02 NY 1.00* ON 1.00* OV 1.04 ! PT 1.00 SC 1.07 WZ 1.00* ZC 1.00* ! ! 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* ! ! Telescope amplitude corrections in sub-array 5: ! BR 1.00* FD 1.00 HH 1.00* HN 1.00 ! KK 1.00* KP 1.00 LA 1.02 MK 1.00* ! NL 1.08 NY 1.00* ON 1.00* OV 1.04 ! PT 1.01 SC 1.01 WZ 1.00* ZC 1.00* ! ! ! Fit before self-cal, rms=0.208056Jy sigma=0.001457 ! Fit after self-cal, rms=0.172096Jy sigma=0.001215 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.9395 mas, bmaj=2.043 mas, bpa=-10.97 degrees ! Estimated noise=1010.09 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 = -0.00340846 Jy ! Component: 100 - total flux cleaned = -0.00378956 Jy ! Component: 150 - total flux cleaned = -0.00395518 Jy ! Component: 200 - total flux cleaned = -0.00411132 Jy ! Total flux subtracted in 200 components = -0.00411132 Jy ! Clean residual min=-0.007627 max=0.007751 Jy/beam ! Clean residual mean=-0.000127 rms=0.001738 Jy/beam ! Combined flux in latest and established models = 2.02743 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 40 components and 2.02743 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.171657Jy sigma=0.001212 ! Fit after self-cal, rms=0.171651Jy sigma=0.001212 ! 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=0.171651Jy sigma=0.001212 ! Fit after self-cal, rms=0.171689Jy sigma=0.001211 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9409 mas, bmaj=2.042 mas, bpa=-10.96 degrees ! Estimated noise=1010.62 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00225575 Jy ! Component: 100 - total flux cleaned = -0.00255261 Jy ! Component: 150 - total flux cleaned = -0.0028201 Jy ! Component: 200 - total flux cleaned = -0.00294291 Jy ! Total flux subtracted in 200 components = -0.00294291 Jy ! Clean residual min=-0.006914 max=0.007622 Jy/beam ! Clean residual mean=-0.000100 rms=0.001652 Jy/beam ! Combined flux in latest and established models = 2.02449 Jy selfcal ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 41 components and 2.02449 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.171408Jy sigma=0.001209 ! Fit after self-cal, rms=0.171403Jy sigma=0.001209 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 (-4.2, -5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00616883 Jy ! Component: 100 - total flux cleaned = 0.00697494 Jy ! Component: 150 - total flux cleaned = 0.00747442 Jy ! Component: 200 - total flux cleaned = 0.00831331 Jy ! Total flux subtracted in 200 components = 0.00831331 Jy ! Clean residual min=-0.006109 max=0.006315 Jy/beam ! Clean residual mean=-0.000102 rms=0.001411 Jy/beam ! Combined flux in latest and established models = 2.0328 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 55 components and 2.0328 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.170947Jy sigma=0.001205 ! Fit after self-cal, rms=0.170926Jy sigma=0.001205 ! Inverting map ! Added new window around map position (18.6, 6.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00431406 Jy ! Component: 100 - total flux cleaned = 0.00432394 Jy ! Component: 150 - total flux cleaned = 0.00445037 Jy ! Component: 200 - total flux cleaned = 0.00456499 Jy ! Total flux subtracted in 200 components = 0.00456499 Jy ! Clean residual min=-0.005984 max=0.005477 Jy/beam ! Clean residual mean=-0.000101 rms=0.001289 Jy/beam ! Combined flux in latest and established models = 2.03737 Jy ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 69 components and 2.03737 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.170629Jy sigma=0.001203 ! Fit after self-cal, rms=0.170618Jy sigma=0.001203 ! 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=0.170618Jy sigma=0.001203 ! Fit after self-cal, rms=0.170639Jy sigma=0.001203 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9417 mas, bmaj=2.042 mas, bpa=-10.92 degrees ! Estimated noise=1010.72 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000837036 Jy ! Component: 100 - total flux cleaned = 0.00106256 Jy ! Component: 150 - total flux cleaned = 0.00105999 Jy ! Component: 200 - total flux cleaned = 0.00106397 Jy ! Total flux subtracted in 200 components = 0.00106397 Jy ! Clean residual min=-0.005216 max=0.004532 Jy/beam ! Clean residual mean=-0.000083 rms=0.001192 Jy/beam ! Combined flux in latest and established models = 2.03843 Jy selfcal ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 72 components and 2.03843 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.170453Jy sigma=0.001202 ! Fit after self-cal, rms=0.170447Jy 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 = -0.000126025 Jy ! Component: 100 - total flux cleaned = 5.91184e-05 Jy ! Component: 150 - total flux cleaned = 0.000146754 Jy ! Component: 200 - total flux cleaned = 0.000144388 Jy ! Total flux subtracted in 200 components = 0.000144388 Jy ! Clean residual min=-0.005215 max=0.004499 Jy/beam ! Clean residual mean=-0.000084 rms=0.001165 Jy/beam ! Combined flux in latest and established models = 2.03857 Jy ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 79 components and 2.03857 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.170327Jy sigma=0.001201 ! Fit after self-cal, rms=0.170326Jy sigma=0.001201 ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 70 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=0.170326Jy sigma=0.001201 ! Fit after self-cal, rms=0.170347Jy sigma=0.001201 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.255 mas, bmaj=5.136 mas, bpa=-9.81 degrees ! Estimated noise=1216.04 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00104487 Jy ! Component: 100 - total flux cleaned = 0.00116933 Jy ! Component: 150 - total flux cleaned = 0.00127605 Jy ! Component: 200 - total flux cleaned = 0.0014665 Jy ! Total flux subtracted in 200 components = 0.0014665 Jy ! Clean residual min=-0.004224 max=0.004079 Jy/beam ! Clean residual mean=-0.000137 rms=0.001099 Jy/beam ! Combined flux in latest and established models = 2.04004 Jy selfcal ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 86 components and 2.04004 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.170348Jy sigma=0.001201 ! Fit after self-cal, rms=0.170343Jy sigma=0.001201 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 = 7.61592e-05 Jy ! Component: 100 - total flux cleaned = 7.48246e-05 Jy ! Component: 150 - total flux cleaned = 0.000114888 Jy ! Component: 200 - total flux cleaned = 0.000152508 Jy ! Total flux subtracted in 200 components = 0.000152508 Jy ! Clean residual min=-0.004225 max=0.004135 Jy/beam ! Clean residual mean=-0.000137 rms=0.001094 Jy/beam ! Combined flux in latest and established models = 2.04019 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 90 components and 2.04019 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.170353Jy sigma=0.001201 ! Fit after self-cal, rms=0.170348Jy sigma=0.001201 ! 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=0.9423 mas, bmaj=2.042 mas, bpa=-10.89 degrees ! Estimated noise=1010.86 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9423 x 2.042 at -10.89 degrees (North through East) ! Clean map min=-0.0046534 max=1.576 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=0.170348Jy sigma=0.001201 ! Fit after self-cal, rms=0.150657Jy sigma=0.001072 ! Inverting map and beam ! Estimated beam: bmin=0.942 mas, bmaj=2.042 mas, bpa=-10.83 degrees ! Estimated noise=1010.67 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00108315 Jy ! Component: 100 - total flux cleaned = -0.00125546 Jy ! Component: 150 - total flux cleaned = -0.00133311 Jy ! Component: 200 - total flux cleaned = -0.00140552 Jy ! Total flux subtracted in 200 components = -0.00140552 Jy ! Clean residual min=-0.004780 max=0.003744 Jy/beam ! Clean residual mean=-0.000096 rms=0.001088 Jy/beam ! Combined flux in latest and established models = 2.03879 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 96 components and 2.03879 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.150521Jy sigma=0.001071 ! Fit after self-cal, rms=0.150524Jy sigma=0.001071 ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000154999 Jy ! Component: 100 - total flux cleaned = -0.000288633 Jy ! Component: 150 - total flux cleaned = -0.000350568 Jy ! Component: 200 - total flux cleaned = -0.000412975 Jy ! Total flux subtracted in 200 components = -0.000412975 Jy ! Clean residual min=-0.004695 max=0.003767 Jy/beam ! Clean residual mean=-0.000096 rms=0.001072 Jy/beam ! Combined flux in latest and established models = 2.03837 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 105 components and 2.03837 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.150442Jy sigma=0.001071 ! Fit after self-cal, rms=0.150444Jy sigma=0.001071 ! Inverting map ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.150444Jy sigma=0.001071 ! Fit after self-cal, rms=0.150485Jy sigma=0.001071 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=0.7671 mas, bmaj=1.345 mas, bpa=-10.61 degrees ! Estimated noise=1711.11 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 1.14729 Jy ! Component: 100 - total flux cleaned = 1.50655 Jy ! Component: 150 - total flux cleaned = 1.69969 Jy ! Component: 200 - total flux cleaned = 1.81253 Jy ! Total flux subtracted in 200 components = 1.81253 Jy ! Clean residual min=-0.021243 max=0.059590 Jy/beam ! Clean residual mean=0.000206 rms=0.007540 Jy/beam ! Combined flux in latest and established models = 1.81253 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 22 model components to the UV plane model. ! The established model now contains 22 components and 1.81253 Jy ! Inverting map and beam ! Estimated beam: bmin=0.9427 mas, bmaj=2.042 mas, bpa=-10.81 degrees ! Estimated noise=1010.79 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 = 0.104999 Jy ! Component: 100 - total flux cleaned = 0.154633 Jy ! Component: 150 - total flux cleaned = 0.179394 Jy ! Component: 200 - total flux cleaned = 0.193458 Jy ! Total flux subtracted in 200 components = 0.193458 Jy ! Clean residual min=-0.006688 max=0.011316 Jy/beam ! Clean residual mean=-0.000105 rms=0.001962 Jy/beam ! Combined flux in latest and established models = 2.00599 Jy ! Adding 31 model components to the UV plane model. ! The established model now contains 42 components and 2.00599 Jy ! Inverting map ! Added new window around map position (1.2, -0.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0119643 Jy ! Component: 100 - total flux cleaned = 0.0199456 Jy ! Component: 150 - total flux cleaned = 0.0244575 Jy ! Component: 200 - total flux cleaned = 0.0265312 Jy ! Total flux subtracted in 200 components = 0.0265312 Jy ! Clean residual min=-0.004951 max=0.004945 Jy/beam ! Clean residual mean=-0.000078 rms=0.001280 Jy/beam ! Combined flux in latest and established models = 2.03252 Jy ! Adding 19 model components to the UV plane model. ! The established model now contains 59 components and 2.03252 Jy ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 70 mega-wavelengths. clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.256 mas, bmaj=5.135 mas, bpa=-9.793 degrees ! Estimated noise=1215.13 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00290502 Jy ! Component: 100 - total flux cleaned = 0.00395416 Jy ! Component: 150 - total flux cleaned = 0.00470313 Jy ! Component: 200 - total flux cleaned = 0.00484115 Jy ! Total flux subtracted in 200 components = 0.00484115 Jy ! Clean residual min=-0.004118 max=0.003371 Jy/beam ! Clean residual mean=-0.000159 rms=0.001122 Jy/beam ! Combined flux in latest and established models = 2.03736 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 = -6.26711e-05 Jy ! Component: 100 - total flux cleaned = -0.000116036 Jy ! Component: 150 - total flux cleaned = -0.000114741 Jy ! Component: 200 - total flux cleaned = -0.000163206 Jy ! Total flux subtracted in 200 components = -0.000163206 Jy ! Clean residual min=-0.004027 max=0.003307 Jy/beam ! Clean residual mean=-0.000159 rms=0.001084 Jy/beam ! Combined flux in latest and established models = 2.0372 Jy ! Adding 32 model components to the UV plane model. ! The established model now contains 87 components and 2.0372 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.9427 mas, bmaj=2.042 mas, bpa=-10.81 degrees ! Estimated noise=1010.79 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000417041 Jy ! Component: 100 - total flux cleaned = -0.00139772 Jy ! Component: 150 - total flux cleaned = -0.00177442 Jy ! Component: 200 - total flux cleaned = -0.0020083 Jy ! Total flux subtracted in 200 components = -0.0020083 Jy ! Clean residual min=-0.004175 max=0.003844 Jy/beam ! Clean residual mean=-0.000077 rms=0.001099 Jy/beam ! Combined flux in latest and established models = 2.03519 Jy selfcal ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 99 components and 2.03519 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.150403Jy sigma=0.001071 ! Fit after self-cal, rms=0.150358Jy sigma=0.001070 wmodel J0457-2324_X_2008_04_02_pus_map.mod ! Writing 99 model components to file: J0457-2324_X_2008_04_02_pus_map.mod wobs J0457-2324_X_2008_04_02_pus_uvs.fits ! Writing UV FITS file: J0457-2324_X_2008_04_02_pus_uvs.fits wwins J0457-2324_X_2008_04_02_pus_map.win ! wwins: Wrote 4 windows to J0457-2324_X_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 = -0.00180194 Jy ! Component: 100 - total flux cleaned = -0.0026322 Jy ! Component: 150 - total flux cleaned = -0.0032186 Jy ! Component: 200 - total flux cleaned = -0.0037865 Jy ! Component: 250 - total flux cleaned = -0.00446037 Jy ! Component: 300 - total flux cleaned = -0.00481929 Jy ! Component: 350 - total flux cleaned = -0.00528528 Jy ! Component: 400 - total flux cleaned = -0.00556941 Jy ! Component: 450 - total flux cleaned = -0.00590367 Jy ! Component: 500 - total flux cleaned = -0.00601266 Jy ! Component: 550 - total flux cleaned = -0.00644173 Jy ! Component: 600 - total flux cleaned = -0.00675749 Jy ! Component: 650 - total flux cleaned = -0.0073259 Jy ! Component: 700 - total flux cleaned = -0.00757878 Jy ! Component: 750 - total flux cleaned = -0.00797831 Jy ! Component: 800 - total flux cleaned = -0.00827354 Jy ! Component: 850 - total flux cleaned = -0.00856528 Jy ! Component: 900 - total flux cleaned = -0.00899679 Jy ! Component: 950 - total flux cleaned = -0.00932761 Jy ! Component: 1000 - total flux cleaned = -0.00988774 Jy ! Component: 1050 - total flux cleaned = -0.0103482 Jy ! Component: 1100 - total flux cleaned = -0.0106673 Jy ! Component: 1150 - total flux cleaned = -0.0112074 Jy ! Component: 1200 - total flux cleaned = -0.0115627 Jy ! Component: 1250 - total flux cleaned = -0.0119144 Jy ! Component: 1300 - total flux cleaned = -0.0122621 Jy ! Component: 1350 - total flux cleaned = -0.0126493 Jy ! Component: 1400 - total flux cleaned = -0.0129465 Jy ! Component: 1450 - total flux cleaned = -0.0133665 Jy ! Component: 1500 - total flux cleaned = -0.0135743 Jy ! Component: 1550 - total flux cleaned = -0.0138213 Jy ! Component: 1600 - total flux cleaned = -0.0140651 Jy ! Component: 1650 - total flux cleaned = -0.014266 Jy ! Component: 1700 - total flux cleaned = -0.0144252 Jy ! Component: 1750 - total flux cleaned = -0.0145435 Jy ! Component: 1800 - total flux cleaned = -0.0146997 Jy ! Component: 1850 - total flux cleaned = -0.0146992 Jy ! Component: 1900 - total flux cleaned = -0.014738 Jy ! Component: 1950 - total flux cleaned = -0.0148903 Jy ! Component: 2000 - total flux cleaned = -0.0150412 Jy ! Total flux subtracted in 2048 components = -0.0150415 Jy ! Clean residual min=-0.002194 max=0.002020 Jy/beam ! Clean residual mean=-0.000053 rms=0.000667 Jy/beam ! Combined flux in latest and established models = 2.02015 Jy keep ! Adding 131 model components to the UV plane model. ! The established model now contains 230 components and 2.02015 Jy wmap "J0457-2324_X_2008_04_02_pus\_map.fits" ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9427 x 2.042 at -10.81 degrees (North through East) ! Clean map min=-0.0043645 max=1.5843 Jy/beam ! Writing clean map to FITS file: J0457-2324_X_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 1.58428 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000664331 device "J0457-2324_X_2008_04_02_pus\_map.eps/VPS" ! Attempting to open device: 'J0457-2324_X_2008_04_02_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.125798 0.125798 0.251596 0.503193 1.00639 2.01277 4.02554 8.05109 16.1022 32.2043 64.4087 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0019 print "peak=",int(1000*peak_flux)/1000 ! peak= 1.584 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9427 x 2.042 at -10.81 degrees (North through East) ! Clean map min=-0.0043645 max=1.5843 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J0457-2324_X_2008_04_02_pus\_map.gif/vgif" ! Attempting to open device: 'J0457-2324_X_2008_04_02_pus_map.gif/vgif' mapplot cln quit ! Quitting program ! Log file J0457-2324_X_2008_04_02_pus_uvs.log closed on Sun Feb 21 20:45:18 2010