! Started logfile: J0050-0929_S_1999_05_10_pus_uvs.log on Tue Jan 22 13:59:22 2008 obs J0050-0929_S_1999_05_10_pus_uva.fits ! Reading UV FITS file: J0050-0929_S_1999_05_10_pus_uva.fits ! AN table 1: 101 integrations on 153 of 153 possible baselines. ! AN table 2: 29 integrations on 153 of 153 possible baselines. ! AN table 3: 23 integrations on 153 of 153 possible baselines. ! AN table 4: 25 integrations on 153 of 153 possible baselines. ! Apparent sampling: 0.0747962 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J0050-0929 ! ! 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 2.22497e+09 8e+06 1 8e+06 ! 02 2 2.24497e+09 8e+06 1 8e+06 ! 03 3 2.33497e+09 8e+06 1 8e+06 ! 04 4 2.36497e+09 8e+06 1 8e+06 ! ! Polarization(s): RR ! ! Read 2002 lines of history. ! ! Reading 8148 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 ![@muppet J0050-0929_S_1999_05_10_pus] 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 1525 telescope corrections were flagged in sub-array 1. ! A total of 475 telescope corrections were flagged in sub-array 2. ! A total of 242 telescope corrections were flagged in sub-array 3. ! A total of 257 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 2. ! A total of 1506 telescope corrections were flagged in sub-array 1. ! A total of 475 telescope corrections were flagged in sub-array 2. ! A total of 242 telescope corrections were flagged in sub-array 3. ! A total of 257 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 3. ! A total of 1518 telescope corrections were flagged in sub-array 1. ! A total of 475 telescope corrections were flagged in sub-array 2. ! A total of 242 telescope corrections were flagged in sub-array 3. ! A total of 263 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 4. ! A total of 1638 telescope corrections were flagged in sub-array 1. ! A total of 475 telescope corrections were flagged in sub-array 2. ! A total of 242 telescope corrections were flagged in sub-array 3. ! A total of 267 telescope corrections were flagged in sub-array 4. ! ! Fit before self-cal, rms=0.859891Jy sigma=0.005193 ! Fit after self-cal, rms=0.281748Jy sigma=0.001589 ! clrmod: Cleared the established, tentative and continuum models. ! Redundant starting model cleared. uvw 2,-1 ! Uniform weighting binwidth: 2 (pixels). ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=2.789 mas, bmaj=4.036 mas, bpa=5.168 degrees ! Estimated noise=1776.09 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 = 0.682387 Jy ! Component: 100 - total flux cleaned = 0.83287 Jy ! Total flux subtracted in 100 components = 0.83287 Jy ! Clean residual min=-0.019211 max=0.046634 Jy/beam ! Clean residual mean=0.000144 rms=0.006221 Jy/beam ! Combined flux in latest and established models = 0.83287 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 9 components and 0.83287 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.254726Jy sigma=0.001459 ! Fit after self-cal, rms=0.254751Jy sigma=0.001459 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.04563 Jy ! Component: 100 - total flux cleaned = 0.070127 Jy ! Total flux subtracted in 100 components = 0.070127 Jy ! Clean residual min=-0.017244 max=0.018674 Jy/beam ! Clean residual mean=0.000022 rms=0.004419 Jy/beam ! Combined flux in latest and established models = 0.902997 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 28 components and 0.902997 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.247914Jy sigma=0.001351 ! Fit after self-cal, rms=0.247941Jy sigma=0.001350 ! Inverting map print "************** FINISHED UNIFORM WEIGHTING CLEAN **************" ! ************** FINISHED UNIFORM WEIGHTING CLEAN ************** ! uvw 0,-1 ! Uniform weighting is not currently selected. ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. win_mult = win_mult * 1.6 clean_niter = clean_niter * 2 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=3.29 mas, bmaj=5.845 mas, bpa=-2.448 degrees ! Estimated noise=1125.14 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 = 0.0150459 Jy ! Component: 100 - total flux cleaned = 0.0225481 Jy ! Component: 150 - total flux cleaned = 0.024722 Jy ! Component: 200 - total flux cleaned = 0.025464 Jy ! Total flux subtracted in 200 components = 0.025464 Jy ! Clean residual min=-0.011994 max=0.013706 Jy/beam ! Clean residual mean=-0.000855 rms=0.003512 Jy/beam ! Combined flux in latest and established models = 0.928461 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 36 components and 0.928461 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.247508Jy sigma=0.001339 ! Fit after self-cal, rms=0.247495Jy sigma=0.001338 ! Inverting map print "************** FINISHED NATURAL WEIGHTING CLEAN **************" ! ************** FINISHED NATURAL WEIGHTING CLEAN ************** ! gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 93 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 1.00* GC 1.00* HH 0.90 ! HN 1.10 KK 1.00* KP 1.00* LA 1.00* ! MC 1.11 MK 1.00* NL 1.00* NY 1.00* ! ON 1.06 OV 1.00* PT 1.00* SC 1.05 ! WF 1.06 WZ 1.01 ! ! A total of 3 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 1.00* GC 1.00* HH 1.00* ! HN 1.00* KK 1.02 KP 0.95 LA 1.00* ! MC 1.00* MK 0.98 NL 1.00* NY 1.00* ! ON 1.00* OV 1.05 PT 1.00* SC 1.00* ! WF 1.00* WZ 1.00* ! ! A total of 9 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.97 FD 1.00 GC 1.05 HH 1.00* ! HN 1.00* KK 0.95 KP 1.01 LA 1.00 ! MC 1.00* MK 0.94 NL 1.01 NY 1.00* ! ON 1.00* OV 1.02 PT 1.00 SC 1.00* ! WF 1.00* WZ 1.00* ! ! Telescope amplitude corrections in sub-array 4: ! BR 1.00 FD 0.98 GC 1.00* HH 1.00* ! HN 1.02 KK 1.00* KP 0.98 LA 1.00 ! MC 1.00* MK 1.00* NL 1.00 NY 1.00* ! ON 1.00* OV 1.04 PT 1.00 SC 1.02 ! WF 1.06 WZ 1.00* ! ! ! Correcting IF 2. ! A total of 108 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 1.00* GC 1.00* HH 0.99 ! HN 1.10 KK 1.00* KP 1.00* LA 1.00* ! MC 1.01 MK 1.00* NL 1.00* NY 1.00* ! ON 1.08 OV 1.00* PT 1.00* SC 1.11 ! WF 1.05 WZ 1.02 ! ! A total of 3 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 1.00* GC 1.00* HH 1.00* ! HN 1.00* KK 1.07 KP 0.99 LA 1.00* ! MC 1.00* MK 1.03 NL 1.00* NY 1.00* ! ON 1.00* OV 1.01 PT 1.00* SC 1.00* ! WF 1.00* WZ 1.00* ! ! A total of 9 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.97 FD 1.03 GC 1.00 HH 1.00* ! HN 1.00* KK 0.95 KP 1.00 LA 0.97 ! MC 1.00* MK 1.01 NL 1.01 NY 1.00* ! ON 1.00* OV 1.00 PT 1.00 SC 1.00* ! WF 1.00* WZ 1.00* ! ! Telescope amplitude corrections in sub-array 4: ! BR 1.02 FD 1.04 GC 1.00* HH 1.00* ! HN 0.99 KK 1.00* KP 0.99 LA 0.96 ! MC 1.00* MK 1.00* NL 1.03 NY 1.00* ! ON 1.00* OV 1.00 PT 0.96 SC 1.03 ! WF 1.03 WZ 1.00* ! ! ! Correcting IF 3. ! A total of 96 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 1.00* GC 1.00* HH 0.96 ! HN 1.10 KK 1.00* KP 1.00* LA 1.00* ! MC 0.94 MK 1.00* NL 1.00* NY 1.00* ! ON 1.07 OV 1.00* PT 1.00* SC 1.06 ! WF 1.04 WZ 0.95 ! ! A total of 3 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 1.00* GC 1.00* HH 1.00* ! HN 1.00* KK 1.01 KP 1.01 LA 1.00* ! MC 1.00* MK 1.02 NL 1.00* NY 1.00* ! ON 1.00* OV 1.00 PT 1.00* SC 1.00* ! WF 1.00* WZ 1.00* ! ! A total of 9 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.97 FD 0.99 GC 0.99 HH 1.00* ! HN 1.00* KK 0.95 KP 1.00 LA 1.00 ! MC 1.00* MK 0.94 NL 1.00 NY 1.00* ! ON 1.00* OV 0.98 PT 0.94 SC 1.00* ! WF 1.00* WZ 1.00* ! ! Telescope amplitude corrections in sub-array 4: ! BR 1.01 FD 1.03 GC 1.00* HH 1.00* ! HN 1.02 KK 1.00* KP 0.93 LA 0.99 ! MC 1.00* MK 1.00* NL 1.05 NY 1.00* ! ON 1.00* OV 1.00 PT 0.97 SC 1.02 ! WF 1.03 WZ 1.00* ! ! ! Correcting IF 4. ! A total of 45 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 1.00* GC 1.00* HH 0.99 ! HN 1.10 KK 1.00* KP 1.00* LA 1.00* ! MC 0.98 MK 1.00* NL 1.00* NY 1.00* ! ON 1.05 OV 1.00* PT 1.00* SC 1.07 ! WF 1.08 WZ 1.00* ! ! A total of 3 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 1.00* GC 1.00* HH 1.00* ! HN 1.00* KK 1.01 KP 0.96 LA 1.00* ! MC 1.00* MK 1.03 NL 1.00* NY 1.00* ! ON 1.00* OV 0.97 PT 1.00* SC 1.00* ! WF 1.00* WZ 1.00* ! ! A total of 9 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.95 FD 0.99 GC 1.00 HH 1.00* ! HN 1.00* KK 0.97 KP 0.99 LA 0.97 ! MC 1.00* MK 0.95 NL 1.03 NY 1.00* ! ON 1.00* OV 0.96 PT 1.00 SC 1.00* ! WF 1.00* WZ 1.00* ! ! Telescope amplitude corrections in sub-array 4: ! BR 0.97 FD 1.01 GC 1.00* HH 1.00* ! HN 1.00 KK 1.00* KP 0.95 LA 1.00 ! MC 1.00* MK 1.00* NL 1.02 NY 1.00* ! ON 1.00* OV 0.95 PT 0.99 SC 1.02 ! WF 1.01 WZ 1.00* ! ! ! Fit before self-cal, rms=0.247495Jy sigma=0.001338 ! Fit after self-cal, rms=0.242926Jy sigma=0.001279 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=3.31 mas, bmaj=6.331 mas, bpa=-2.431 degrees ! Estimated noise=1132.47 mJy/beam. repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00113765 Jy ! Component: 100 - total flux cleaned = -0.00145828 Jy ! Component: 150 - total flux cleaned = -0.00145807 Jy ! Component: 200 - total flux cleaned = -0.00145704 Jy ! Total flux subtracted in 200 components = -0.00145704 Jy ! Clean residual min=-0.005301 max=0.006688 Jy/beam ! Clean residual mean=0.000108 rms=0.001510 Jy/beam ! Combined flux in latest and established models = 0.927004 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 44 components and 0.927004 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.242840Jy sigma=0.001279 ! Fit after self-cal, rms=0.243034Jy sigma=0.001279 ! 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=0.243034Jy sigma=0.001279 ! Fit after self-cal, rms=0.262240Jy sigma=0.001274 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.311 mas, bmaj=6.331 mas, bpa=-2.497 degrees ! Estimated noise=1131.6 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000637175 Jy ! Component: 100 - total flux cleaned = -0.000768752 Jy ! Component: 150 - total flux cleaned = -0.000827106 Jy ! Component: 200 - total flux cleaned = -0.000775582 Jy ! Total flux subtracted in 200 components = -0.000775582 Jy ! Clean residual min=-0.005032 max=0.006130 Jy/beam ! Clean residual mean=0.000087 rms=0.001448 Jy/beam ! Combined flux in latest and established models = 0.926228 Jy selfcal ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 44 components and 0.926228 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.262189Jy sigma=0.001274 ! Fit after self-cal, rms=0.265615Jy sigma=0.001273 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 (0, 42). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0056641 Jy ! Component: 100 - total flux cleaned = 0.00664429 Jy ! Component: 150 - total flux cleaned = 0.00687198 Jy ! Component: 200 - total flux cleaned = 0.007162 Jy ! Total flux subtracted in 200 components = 0.007162 Jy ! Clean residual min=-0.004830 max=0.005237 Jy/beam ! Clean residual mean=-0.000024 rms=0.001328 Jy/beam ! Combined flux in latest and established models = 0.93339 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 61 components and 0.93339 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.265384Jy sigma=0.001272 ! Fit after self-cal, rms=0.265421Jy sigma=0.001272 ! 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=0.265421Jy sigma=0.001272 ! Fit after self-cal, rms=0.263866Jy sigma=0.001271 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.312 mas, bmaj=6.339 mas, bpa=-2.519 degrees ! Estimated noise=1130.33 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000848625 Jy ! Component: 100 - total flux cleaned = 0.000762019 Jy ! Component: 150 - total flux cleaned = 0.000764922 Jy ! Component: 200 - total flux cleaned = 0.000840702 Jy ! Total flux subtracted in 200 components = 0.000840702 Jy ! Clean residual min=-0.004818 max=0.004799 Jy/beam ! Clean residual mean=-0.000065 rms=0.001280 Jy/beam ! Combined flux in latest and established models = 0.934231 Jy selfcal ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 66 components and 0.934231 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.263779Jy sigma=0.001271 ! Fit after self-cal, rms=0.264991Jy sigma=0.001271 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 = 0.000134186 Jy ! Component: 100 - total flux cleaned = 0.000134481 Jy ! Component: 150 - total flux cleaned = 0.000259053 Jy ! Component: 200 - total flux cleaned = 0.000319676 Jy ! Total flux subtracted in 200 components = 0.000319676 Jy ! Clean residual min=-0.004756 max=0.004786 Jy/beam ! Clean residual mean=-0.000070 rms=0.001266 Jy/beam ! Combined flux in latest and established models = 0.934551 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 71 components and 0.934551 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.264940Jy sigma=0.001271 ! Fit after self-cal, rms=0.264946Jy sigma=0.001271 ! 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=0.264946Jy sigma=0.001271 ! Fit after self-cal, rms=0.276021Jy sigma=0.001270 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=8.586 mas, bmaj=12.79 mas, bpa=-0.9963 degrees ! Estimated noise=1389.03 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000681485 Jy ! Component: 100 - total flux cleaned = 0.000739363 Jy ! Component: 150 - total flux cleaned = 0.000821038 Jy ! Component: 200 - total flux cleaned = 0.000969556 Jy ! Total flux subtracted in 200 components = 0.000969556 Jy ! Clean residual min=-0.005444 max=0.006144 Jy/beam ! Clean residual mean=-0.000222 rms=0.001687 Jy/beam ! Combined flux in latest and established models = 0.93552 Jy selfcal ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 77 components and 0.93552 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.276023Jy sigma=0.001270 ! Fit after self-cal, rms=0.276506Jy sigma=0.001270 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 = 6.63829e-05 Jy ! Component: 100 - total flux cleaned = 0.000101801 Jy ! Component: 150 - total flux cleaned = 0.000233166 Jy ! Component: 200 - total flux cleaned = 0.000350446 Jy ! Total flux subtracted in 200 components = 0.000350446 Jy ! Clean residual min=-0.005399 max=0.006070 Jy/beam ! Clean residual mean=-0.000234 rms=0.001687 Jy/beam ! Combined flux in latest and established models = 0.935871 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 83 components and 0.935871 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.276514Jy sigma=0.001270 ! Fit after self-cal, rms=0.276514Jy sigma=0.001270 ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. win_mult = win_mult / 1.2 print "************** FINISHED AMPLITUDE SELF-CAL **************" ! ************** FINISHED AMPLITUDE SELF-CAL ************** restore ! Inverting map and beam ! Estimated beam: bmin=3.312 mas, bmaj=6.345 mas, bpa=-2.536 degrees ! Estimated noise=1129.88 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.312 x 6.345 at -2.536 degrees (North through East) ! Clean map min=-0.0044093 max=0.87628 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=0.276514Jy sigma=0.001270 ! Fit after self-cal, rms=0.326972Jy sigma=0.001099 ! Inverting map and beam ! Estimated beam: bmin=3.31 mas, bmaj=6.343 mas, bpa=-2.541 degrees ! Estimated noise=1129.64 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000496929 Jy ! Component: 100 - total flux cleaned = 0.000630158 Jy ! Component: 150 - total flux cleaned = 0.000513697 Jy ! Component: 200 - total flux cleaned = 0.000513648 Jy ! Total flux subtracted in 200 components = 0.000513648 Jy ! Clean residual min=-0.004678 max=0.004607 Jy/beam ! Clean residual mean=-0.000130 rms=0.001167 Jy/beam ! Combined flux in latest and established models = 0.936385 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 96 components and 0.936385 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.326910Jy sigma=0.001098 ! Fit after self-cal, rms=0.326923Jy sigma=0.001098 ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000160349 Jy ! Component: 100 - total flux cleaned = -0.000210717 Jy ! Component: 150 - total flux cleaned = -0.000255396 Jy ! Component: 200 - total flux cleaned = -0.000298346 Jy ! Total flux subtracted in 200 components = -0.000298346 Jy ! Clean residual min=-0.004730 max=0.004675 Jy/beam ! Clean residual mean=-0.000124 rms=0.001164 Jy/beam ! Combined flux in latest and established models = 0.936086 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 100 components and 0.936086 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.326880Jy sigma=0.001098 ! Fit after self-cal, rms=0.326879Jy sigma=0.001098 ! Inverting map ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.326879Jy sigma=0.001098 ! Fit after self-cal, rms=0.387398Jy sigma=0.001098 print "************** CLEARING MODEL AND STARTING OVER **********" ! ************** CLEARING MODEL AND STARTING OVER ********** clrmod true ! clrmod: Cleared the established and tentative models. uvw 2,-1 ! Uniform weighting binwidth: 2 (pixels). ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.788 mas, bmaj=4.384 mas, bpa=4.803 degrees ! Estimated noise=1787 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.681143 Jy ! Component: 100 - total flux cleaned = 0.830262 Jy ! Component: 150 - total flux cleaned = 0.869867 Jy ! Component: 200 - total flux cleaned = 0.888948 Jy ! Total flux subtracted in 200 components = 0.888948 Jy ! Clean residual min=-0.009406 max=0.011564 Jy/beam ! Clean residual mean=0.000095 rms=0.002457 Jy/beam ! Combined flux in latest and established models = 0.888948 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 26 model components to the UV plane model. ! The established model now contains 26 components and 0.888948 Jy ! Inverting map and beam ! Estimated beam: bmin=3.31 mas, bmaj=6.347 mas, bpa=-2.548 degrees ! Estimated noise=1129.29 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 = 0.0164423 Jy ! Component: 100 - total flux cleaned = 0.0249894 Jy ! Component: 150 - total flux cleaned = 0.030842 Jy ! Component: 200 - total flux cleaned = 0.0343931 Jy ! Total flux subtracted in 200 components = 0.0343931 Jy ! Clean residual min=-0.005251 max=0.005414 Jy/beam ! Clean residual mean=0.000104 rms=0.001353 Jy/beam ! Combined flux in latest and established models = 0.923341 Jy ! Adding 27 model components to the UV plane model. ! The established model now contains 51 components and 0.923341 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=8.589 mas, bmaj=12.8 mas, bpa=-1.012 degrees ! Estimated noise=1388.21 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00495983 Jy ! Component: 100 - total flux cleaned = 0.00758575 Jy ! Component: 150 - total flux cleaned = 0.0087928 Jy ! Component: 200 - total flux cleaned = 0.00938712 Jy ! Total flux subtracted in 200 components = 0.00938712 Jy ! Clean residual min=-0.004834 max=0.005988 Jy/beam ! Clean residual mean=-0.000133 rms=0.001602 Jy/beam ! Combined flux in latest and established models = 0.932728 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 = 0.000491726 Jy ! Component: 100 - total flux cleaned = 0.000824784 Jy ! Component: 150 - total flux cleaned = 0.0011498 Jy ! Component: 200 - total flux cleaned = 0.00137107 Jy ! Total flux subtracted in 200 components = 0.00137107 Jy ! Clean residual min=-0.004747 max=0.005810 Jy/beam ! Clean residual mean=-0.000183 rms=0.001578 Jy/beam ! Combined flux in latest and established models = 0.934099 Jy ! Adding 26 model components to the UV plane model. ! The established model now contains 75 components and 0.934099 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=3.31 mas, bmaj=6.347 mas, bpa=-2.548 degrees ! Estimated noise=1129.29 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000319413 Jy ! Component: 100 - total flux cleaned = 0.00021616 Jy ! Component: 150 - total flux cleaned = 0.00012159 Jy ! Component: 200 - total flux cleaned = -5.22554e-05 Jy ! Total flux subtracted in 200 components = -5.22554e-05 Jy ! Clean residual min=-0.005312 max=0.004881 Jy/beam ! Clean residual mean=-0.000089 rms=0.001198 Jy/beam ! Combined flux in latest and established models = 0.934047 Jy selfcal ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 87 components and 0.934047 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.387669Jy sigma=0.001099 ! Fit after self-cal, rms=0.387678Jy sigma=0.001099 wmodel J0050-0929_S_1999_05_10_pus_map.mod ! Writing 87 model components to file: J0050-0929_S_1999_05_10_pus_map.mod wobs J0050-0929_S_1999_05_10_pus_uvs.fits ! Writing UV FITS file: J0050-0929_S_1999_05_10_pus_uvs.fits wwins J0050-0929_S_1999_05_10_pus_map.win ! wwins: Wrote 2 windows to J0050-0929_S_1999_05_10_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 = -0.000216456 Jy ! Component: 100 - total flux cleaned = 0.000108617 Jy ! Component: 150 - total flux cleaned = 0.000400225 Jy ! Component: 200 - total flux cleaned = 0.0008119 Jy ! Component: 250 - total flux cleaned = 0.00107336 Jy ! Component: 300 - total flux cleaned = 0.00107607 Jy ! Component: 350 - total flux cleaned = 0.00113784 Jy ! Component: 400 - total flux cleaned = 0.00102138 Jy ! Component: 450 - total flux cleaned = 0.000907569 Jy ! Component: 500 - total flux cleaned = 0.000741696 Jy ! Component: 550 - total flux cleaned = 0.000850937 Jy ! Component: 600 - total flux cleaned = 0.000797024 Jy ! Component: 650 - total flux cleaned = 0.000744603 Jy ! Component: 700 - total flux cleaned = 0.000744232 Jy ! Component: 750 - total flux cleaned = 0.00064417 Jy ! Component: 800 - total flux cleaned = 0.000692771 Jy ! Component: 850 - total flux cleaned = 0.000498423 Jy ! Component: 900 - total flux cleaned = 0.000450935 Jy ! Component: 950 - total flux cleaned = 0.000403687 Jy ! Component: 1000 - total flux cleaned = 0.000357023 Jy ! Component: 1050 - total flux cleaned = 0.000311104 Jy ! Component: 1100 - total flux cleaned = 0.000220533 Jy ! Component: 1150 - total flux cleaned = 0.000264813 Jy ! Component: 1200 - total flux cleaned = 0.000133 Jy ! Component: 1250 - total flux cleaned = 2.98814e-06 Jy ! Component: 1300 - total flux cleaned = 3.17693e-06 Jy ! Component: 1350 - total flux cleaned = -0.000123242 Jy ! Component: 1400 - total flux cleaned = -8.15065e-05 Jy ! Component: 1450 - total flux cleaned = -0.000247212 Jy ! Component: 1500 - total flux cleaned = -0.000247399 Jy ! Component: 1550 - total flux cleaned = -0.000369334 Jy ! Component: 1600 - total flux cleaned = -0.000449532 Jy ! Component: 1650 - total flux cleaned = -0.000529014 Jy ! Component: 1700 - total flux cleaned = -0.000529226 Jy ! Component: 1750 - total flux cleaned = -0.00068498 Jy ! Component: 1800 - total flux cleaned = -0.000723486 Jy ! Component: 1850 - total flux cleaned = -0.000799743 Jy ! Component: 1900 - total flux cleaned = -0.000837575 Jy ! Component: 1950 - total flux cleaned = -0.000875141 Jy ! Component: 2000 - total flux cleaned = -0.000949375 Jy ! Total flux subtracted in 2048 components = -0.000949452 Jy ! Clean residual min=-0.002197 max=0.002212 Jy/beam ! Clean residual mean=-0.000084 rms=0.000700 Jy/beam ! Combined flux in latest and established models = 0.933098 Jy keep ! Adding 137 model components to the UV plane model. ! The established model now contains 224 components and 0.933098 Jy ![Exited script file: muppet] wmap "J0050-0929_S_1999_05_10_pus\_map.fits" ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.31 x 6.347 at -2.548 degrees (North through East) ! Clean map min=-0.0044596 max=0.87895 Jy/beam ! Writing clean map to FITS file: J0050-0929_S_1999_05_10_pus_map.fits float peak_flux peak_flux = peak(flux,max) print "The peak flux is",peak_flux ! The peak flux is 0.878953 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000693113 device "J0050-0929_S_1999_05_10_pus\_map.eps/VPS" ! Attempting to open device: 'J0050-0929_S_1999_05_10_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.23657 0.23657 0.47314 0.946279 1.89256 3.78512 7.57024 15.1405 30.2809 60.5619 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.002 print "peak=",int(1000*peak_flux)/1000 ! peak= 0.878 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.31 x 6.347 at -2.548 degrees (North through East) ! Clean map min=-0.0044596 max=0.87895 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J0050-0929_S_1999_05_10_pus\_map.gif/vgif" ! Attempting to open device: 'J0050-0929_S_1999_05_10_pus_map.gif/vgif' mapplot cln quit ! Quitting program ! Log file J0050-0929_S_1999_05_10_pus_uvs.log closed on Tue Jan 22 13:59:29 2008