! Started logfile: J0241-0815_S_1999_05_10_pus_uvs.log on Mon Jan 21 17:25:38 2008 obs J0241-0815_S_1999_05_10_pus_uva.fits ! Reading UV FITS file: J0241-0815_S_1999_05_10_pus_uva.fits ! AN table 1: 58 integrations on 153 of 153 possible baselines. ! AN table 2: 161 integrations on 153 of 153 possible baselines. ! AN table 3: 61 integrations on 153 of 153 possible baselines. ! Apparent sampling: 0.114823 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J0241-0815 ! ! 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 1998 lines of history. ! ! Reading 19676 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 J0241-0815_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 969 telescope corrections were flagged in sub-array 1. ! A total of 2038 telescope corrections were flagged in sub-array 2. ! A total of 586 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 2. ! A total of 969 telescope corrections were flagged in sub-array 1. ! A total of 2038 telescope corrections were flagged in sub-array 2. ! A total of 586 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 3. ! A total of 969 telescope corrections were flagged in sub-array 1. ! A total of 2038 telescope corrections were flagged in sub-array 2. ! A total of 586 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 4. ! A total of 969 telescope corrections were flagged in sub-array 1. ! A total of 2038 telescope corrections were flagged in sub-array 2. ! A total of 586 telescope corrections were flagged in sub-array 3. ! ! Fit before self-cal, rms=0.717225Jy sigma=0.005643 ! Fit after self-cal, rms=0.508997Jy sigma=0.004116 ! 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=2.316 mas, bmaj=5.154 mas, bpa=11.06 degrees ! Estimated noise=1228.95 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 = 0.52297 Jy ! Component: 100 - total flux cleaned = 0.762444 Jy ! Total flux subtracted in 100 components = 0.762444 Jy ! Clean residual min=-0.039907 max=0.153380 Jy/beam ! Clean residual mean=0.001521 rms=0.017871 Jy/beam ! Combined flux in latest and established models = 0.762444 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 14 components and 0.762444 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.398955Jy sigma=0.003457 ! Fit after self-cal, rms=0.398292Jy sigma=0.003453 ! Inverting map ! Added new window around map position (3.5, 1.5). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.156127 Jy ! Component: 100 - total flux cleaned = 0.256626 Jy ! Total flux subtracted in 100 components = 0.256626 Jy ! Clean residual min=-0.027911 max=0.090339 Jy/beam ! Clean residual mean=0.000915 rms=0.010938 Jy/beam ! Combined flux in latest and established models = 1.01907 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 27 components and 1.01907 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.271641Jy sigma=0.002291 ! Fit after self-cal, rms=0.267987Jy sigma=0.002263 ! Inverting map ! Added new window around map position (7.5, 4). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0903626 Jy ! Component: 100 - total flux cleaned = 0.148748 Jy ! Total flux subtracted in 100 components = 0.148748 Jy ! Clean residual min=-0.020036 max=0.049646 Jy/beam ! Clean residual mean=0.000552 rms=0.006827 Jy/beam ! Combined flux in latest and established models = 1.16782 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 42 components and 1.16782 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.210070Jy sigma=0.001721 ! Fit after self-cal, rms=0.206960Jy sigma=0.001691 ! Inverting map ! Added new window around map position (-3.5, -1). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0514579 Jy ! Component: 100 - total flux cleaned = 0.0874276 Jy ! Total flux subtracted in 100 components = 0.0874276 Jy ! Clean residual min=-0.012820 max=0.027616 Jy/beam ! Clean residual mean=0.000332 rms=0.004562 Jy/beam ! Combined flux in latest and established models = 1.25525 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 57 components and 1.25525 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.182840Jy sigma=0.001456 ! Fit after self-cal, rms=0.182415Jy sigma=0.001452 ! 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=3.253 mas, bmaj=7.219 mas, bpa=8.222 degrees ! Estimated noise=608.211 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 = 0.0484098 Jy ! Component: 100 - total flux cleaned = 0.0770281 Jy ! Component: 150 - total flux cleaned = 0.0953149 Jy ! Component: 200 - total flux cleaned = 0.107387 Jy ! Total flux subtracted in 200 components = 0.107387 Jy ! Clean residual min=-0.009553 max=0.033208 Jy/beam ! Clean residual mean=0.000347 rms=0.004458 Jy/beam ! Combined flux in latest and established models = 1.36263 Jy ! Performing phase self-cal ! Adding 59 model components to the UV plane model. ! The established model now contains 107 components and 1.36263 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.169067Jy sigma=0.001316 ! Fit after self-cal, rms=0.168764Jy sigma=0.001314 ! Inverting map ! Added new window around map position (-17.5, -7). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0262783 Jy ! Component: 100 - total flux cleaned = 0.0396395 Jy ! Component: 150 - total flux cleaned = 0.0493675 Jy ! Component: 200 - total flux cleaned = 0.0566137 Jy ! Total flux subtracted in 200 components = 0.0566137 Jy ! Clean residual min=-0.008346 max=0.013206 Jy/beam ! Clean residual mean=-0.000067 rms=0.002633 Jy/beam ! Combined flux in latest and established models = 1.41925 Jy ! Performing phase self-cal ! Adding 48 model components to the UV plane model. ! The established model now contains 149 components and 1.41925 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.164767Jy sigma=0.001270 ! Fit after self-cal, rms=0.164331Jy sigma=0.001266 ! Inverting map print "************** FINISHED NATURAL WEIGHTING CLEAN **************" ! ************** FINISHED NATURAL WEIGHTING CLEAN ************** ! gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 39 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.13 FD 1.00* GC 1.08 HH 1.00* ! HN 1.00* KK 0.97 KP 1.00* LA 1.00* ! MC 1.00* MK 0.94 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 42 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.99 FD 0.99 GC 1.00* HH 1.00 ! HN 1.03 KK 1.04 KP 1.03 LA 1.01 ! MC 1.00* MK 0.96 NL 0.99 NY 1.00* ! ON 1.00* OV 1.04 PT 1.03 SC 1.03 ! WF 0.97 WZ 1.00* ! ! A total of 3 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.03 FD 1.00 GC 1.00* HH 1.00* ! HN 1.02 KK 1.00* KP 1.02 LA 1.02 ! MC 1.00* MK 1.00* NL 1.00 NY 1.00* ! ON 1.00* OV 1.06 PT 1.02 SC 1.01 ! WF 0.98 WZ 1.00* ! ! ! Correcting IF 2. ! A total of 39 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 1.00* GC 1.04 HH 1.00* ! HN 1.00* KK 1.00 KP 1.00* LA 1.00* ! MC 1.00* MK 1.01 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 42 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.98 FD 1.03 GC 1.00* HH 0.85 ! HN 1.00 KK 1.02 KP 1.02 LA 0.98 ! MC 1.00* MK 1.02 NL 1.00 NY 1.00* ! ON 1.00* OV 1.02 PT 1.00 SC 1.05 ! WF 0.99 WZ 1.00* ! ! A total of 3 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.07 FD 1.02 GC 1.00* HH 1.00* ! HN 1.00 KK 1.00* KP 1.03 LA 0.97 ! MC 1.00* MK 1.00* NL 1.01 NY 1.00* ! ON 1.00* OV 1.01 PT 0.99 SC 1.00 ! WF 0.99 WZ 1.00* ! ! ! Correcting IF 3. ! A total of 39 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.10 FD 1.00* GC 1.00 HH 1.00* ! HN 1.00* KK 0.94 KP 1.00* LA 1.00* ! MC 1.00* MK 0.97 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 42 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.97 FD 1.00 GC 1.00* HH 1.00 ! HN 1.02 KK 1.01 KP 1.00 LA 0.99 ! MC 1.00* MK 0.96 NL 0.98 NY 1.00* ! ON 1.00* OV 0.99 PT 0.98 SC 1.02 ! WF 1.01 WZ 1.00* ! ! A total of 3 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.06 FD 0.99 GC 1.00* HH 1.00* ! HN 0.99 KK 1.00* KP 1.01 LA 0.98 ! MC 1.00* MK 1.00* NL 0.98 NY 1.00* ! ON 1.00* OV 0.99 PT 0.94 SC 0.99 ! WF 0.99 WZ 1.00* ! ! ! Correcting IF 4. ! A total of 39 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.91 FD 1.00* GC 1.03 HH 1.00* ! HN 1.00* KK 0.94 KP 1.00* LA 1.00* ! MC 1.00* MK 0.99 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 42 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.92 FD 0.97 GC 1.00* HH 1.11 ! HN 0.99 KK 0.97 KP 1.00 LA 0.98 ! MC 1.00* MK 1.00 NL 0.97 NY 1.00* ! ON 1.00* OV 0.96 PT 1.01 SC 1.03 ! WF 1.02 WZ 1.00* ! ! A total of 3 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.01 FD 0.96 GC 1.00* HH 1.00* ! HN 0.98 KK 1.00* KP 1.01 LA 0.98 ! MC 1.00* MK 1.00* NL 0.98 NY 1.00* ! ON 1.00* OV 0.96 PT 0.99 SC 0.99 ! WF 1.05 WZ 1.00* ! ! ! Fit before self-cal, rms=0.164331Jy sigma=0.001266 ! Fit after self-cal, rms=0.160233Jy sigma=0.001225 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=3.264 mas, bmaj=7.251 mas, bpa=8.865 degrees ! Estimated noise=612.155 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 = 0.00681301 Jy ! Component: 100 - total flux cleaned = 0.00859252 Jy ! Component: 150 - total flux cleaned = 0.0096115 Jy ! Component: 200 - total flux cleaned = 0.00993795 Jy ! Total flux subtracted in 200 components = 0.00993795 Jy ! Clean residual min=-0.004374 max=0.006741 Jy/beam ! Clean residual mean=-0.000081 rms=0.001721 Jy/beam ! Combined flux in latest and established models = 1.42918 Jy ! Performing phase self-cal ! Adding 32 model components to the UV plane model. ! The established model now contains 177 components and 1.42918 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.159912Jy sigma=0.001221 ! Fit after self-cal, rms=0.159898Jy sigma=0.001221 ! 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=0.159898Jy sigma=0.001221 ! Fit after self-cal, rms=0.159878Jy sigma=0.001219 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.262 mas, bmaj=7.25 mas, bpa=8.868 degrees ! Estimated noise=612.435 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00455129 Jy ! Component: 100 - total flux cleaned = 0.00581961 Jy ! Component: 150 - total flux cleaned = 0.0060976 Jy ! Component: 200 - total flux cleaned = 0.00641927 Jy ! Total flux subtracted in 200 components = 0.00641927 Jy ! Clean residual min=-0.003948 max=0.006823 Jy/beam ! Clean residual mean=-0.000051 rms=0.001417 Jy/beam ! Combined flux in latest and established models = 1.4356 Jy selfcal ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 193 components and 1.4356 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.159717Jy sigma=0.001217 ! Fit after self-cal, rms=0.159692Jy sigma=0.001217 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 (14, 8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00412272 Jy ! Component: 100 - total flux cleaned = 0.00518551 Jy ! Component: 150 - total flux cleaned = 0.00585439 Jy ! Component: 200 - total flux cleaned = 0.00634856 Jy ! Total flux subtracted in 200 components = 0.00634856 Jy ! Clean residual min=-0.004025 max=0.004774 Jy/beam ! Clean residual mean=-0.000091 rms=0.001226 Jy/beam ! Combined flux in latest and established models = 1.44195 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 209 components and 1.44195 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.159498Jy sigma=0.001215 ! Fit after self-cal, rms=0.159468Jy sigma=0.001215 ! 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=0.159468Jy sigma=0.001215 ! Fit after self-cal, rms=0.159553Jy sigma=0.001214 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.256 mas, bmaj=7.241 mas, bpa=8.964 degrees ! Estimated noise=612.772 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00362709 Jy ! Component: 100 - total flux cleaned = 0.005659 Jy ! Component: 150 - total flux cleaned = 0.00631574 Jy ! Component: 200 - total flux cleaned = 0.00663524 Jy ! Total flux subtracted in 200 components = 0.00663524 Jy ! Clean residual min=-0.003860 max=0.004676 Jy/beam ! Clean residual mean=-0.000074 rms=0.001103 Jy/beam ! Combined flux in latest and established models = 1.44859 Jy selfcal ! Performing phase self-cal ! Adding 34 model components to the UV plane model. ! The established model now contains 229 components and 1.44859 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.159453Jy sigma=0.001213 ! Fit after self-cal, rms=0.159434Jy sigma=0.001213 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 = 0.000617204 Jy ! Component: 100 - total flux cleaned = 0.00074187 Jy ! Component: 150 - total flux cleaned = 0.000743393 Jy ! Component: 200 - total flux cleaned = 0.000849378 Jy ! Total flux subtracted in 200 components = 0.000849378 Jy ! Clean residual min=-0.003745 max=0.004590 Jy/beam ! Clean residual mean=-0.000076 rms=0.001070 Jy/beam ! Combined flux in latest and established models = 1.44944 Jy ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 239 components and 1.44944 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.159393Jy sigma=0.001213 ! Fit after self-cal, rms=0.159385Jy sigma=0.001213 ! Inverting map ! Added new window around map position (42, 13). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00461309 Jy ! Component: 100 - total flux cleaned = 0.0071416 Jy ! Component: 150 - total flux cleaned = 0.00893386 Jy ! Component: 200 - total flux cleaned = 0.00983662 Jy ! Total flux subtracted in 200 components = 0.00983662 Jy ! Clean residual min=-0.003502 max=0.002989 Jy/beam ! Clean residual mean=-0.000101 rms=0.000868 Jy/beam ! Combined flux in latest and established models = 1.45927 Jy ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 254 components and 1.45927 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.159243Jy sigma=0.001212 ! Fit after self-cal, rms=0.159223Jy sigma=0.001211 ! 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=0.159223Jy sigma=0.001211 ! Fit after self-cal, rms=0.159122Jy sigma=0.001211 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=8.114 mas, bmaj=13.58 mas, bpa=-2.495 degrees ! Estimated noise=744.179 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00300505 Jy ! Component: 100 - total flux cleaned = 0.00491753 Jy ! Component: 150 - total flux cleaned = 0.0063368 Jy ! Component: 200 - total flux cleaned = 0.00693745 Jy ! Total flux subtracted in 200 components = 0.00693745 Jy ! Clean residual min=-0.003586 max=0.002376 Jy/beam ! Clean residual mean=-0.000175 rms=0.000942 Jy/beam ! Combined flux in latest and established models = 1.46621 Jy selfcal ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 281 components and 1.46621 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.159105Jy sigma=0.001211 ! Fit after self-cal, rms=0.159101Jy sigma=0.001211 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 = 0.000503497 Jy ! Component: 100 - total flux cleaned = 0.000737747 Jy ! Component: 150 - total flux cleaned = 0.000876448 Jy ! Component: 200 - total flux cleaned = 0.00100326 Jy ! Total flux subtracted in 200 components = 0.00100326 Jy ! Clean residual min=-0.003536 max=0.002338 Jy/beam ! Clean residual mean=-0.000175 rms=0.000900 Jy/beam ! Combined flux in latest and established models = 1.46721 Jy ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 293 components and 1.46721 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.159096Jy sigma=0.001211 ! Fit after self-cal, rms=0.159094Jy sigma=0.001211 ! 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=3.244 mas, bmaj=7.222 mas, bpa=9.261 degrees ! Estimated noise=612.878 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.244 x 7.222 at 9.261 degrees (North through East) ! Clean map min=-0.0029535 max=0.68905 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=0.159094Jy sigma=0.001211 ! Fit after self-cal, rms=0.152061Jy sigma=0.001086 ! Inverting map and beam ! Estimated beam: bmin=3.25 mas, bmaj=7.233 mas, bpa=9.126 degrees ! Estimated noise=613.327 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000479949 Jy ! Component: 100 - total flux cleaned = 0.000486513 Jy ! Component: 150 - total flux cleaned = 0.000594278 Jy ! Component: 200 - total flux cleaned = 0.000693289 Jy ! Total flux subtracted in 200 components = 0.000693289 Jy ! Clean residual min=-0.002843 max=0.002370 Jy/beam ! Clean residual mean=-0.000099 rms=0.000738 Jy/beam ! Combined flux in latest and established models = 1.46791 Jy ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 315 components and 1.46791 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.152016Jy sigma=0.001086 ! Fit after self-cal, rms=0.152021Jy sigma=0.001086 ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000324092 Jy ! Component: 100 - total flux cleaned = 0.000323496 Jy ! Component: 150 - total flux cleaned = 0.000366306 Jy ! Component: 200 - total flux cleaned = 0.000445909 Jy ! Total flux subtracted in 200 components = 0.000445909 Jy ! Clean residual min=-0.002866 max=0.002373 Jy/beam ! Clean residual mean=-0.000100 rms=0.000724 Jy/beam ! Combined flux in latest and established models = 1.46835 Jy ! Performing phase self-cal ! Adding 33 model components to the UV plane model. ! The established model now contains 327 components and 1.46835 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.151995Jy sigma=0.001085 ! Fit after self-cal, rms=0.151992Jy sigma=0.001085 ! Inverting map ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.151992Jy sigma=0.001085 ! Fit after self-cal, rms=0.152509Jy sigma=0.001085 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=2.322 mas, bmaj=5.157 mas, bpa=11.91 degrees ! Estimated noise=1229.98 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.529545 Jy ! Component: 100 - total flux cleaned = 0.780199 Jy ! Component: 150 - total flux cleaned = 0.943087 Jy ! Component: 200 - total flux cleaned = 1.05528 Jy ! Total flux subtracted in 200 components = 1.05528 Jy ! Clean residual min=-0.026837 max=0.062725 Jy/beam ! Clean residual mean=0.000782 rms=0.009441 Jy/beam ! Combined flux in latest and established models = 1.05528 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 41 model components to the UV plane model. ! The established model now contains 41 components and 1.05528 Jy ! Inverting map and beam ! Estimated beam: bmin=3.244 mas, bmaj=7.221 mas, bpa=9.145 degrees ! Estimated noise=613.177 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 = 0.13386 Jy ! Component: 100 - total flux cleaned = 0.209824 Jy ! Component: 150 - total flux cleaned = 0.258375 Jy ! Component: 200 - total flux cleaned = 0.291118 Jy ! Total flux subtracted in 200 components = 0.291118 Jy ! Clean residual min=-0.009822 max=0.018046 Jy/beam ! Clean residual mean=0.000755 rms=0.004688 Jy/beam ! Combined flux in latest and established models = 1.3464 Jy ! Adding 81 model components to the UV plane model. ! The established model now contains 105 components and 1.3464 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=8.123 mas, bmaj=13.58 mas, bpa=-2.463 degrees ! Estimated noise=744.374 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0374468 Jy ! Component: 100 - total flux cleaned = 0.0607626 Jy ! Component: 150 - total flux cleaned = 0.0758909 Jy ! Component: 200 - total flux cleaned = 0.086283 Jy ! Total flux subtracted in 200 components = 0.086283 Jy ! Clean residual min=-0.005865 max=0.006789 Jy/beam ! Clean residual mean=0.000215 rms=0.002224 Jy/beam ! Combined flux in latest and established models = 1.43268 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 = 0.00780061 Jy ! Component: 100 - total flux cleaned = 0.0138362 Jy ! Component: 150 - total flux cleaned = 0.0185799 Jy ! Component: 200 - total flux cleaned = 0.0223432 Jy ! Total flux subtracted in 200 components = 0.0223432 Jy ! Clean residual min=-0.004534 max=0.003304 Jy/beam ! Clean residual mean=-0.000039 rms=0.001149 Jy/beam ! Combined flux in latest and established models = 1.45503 Jy ! Adding 158 model components to the UV plane model. ! The established model now contains 258 components and 1.45503 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=3.244 mas, bmaj=7.221 mas, bpa=9.145 degrees ! Estimated noise=613.177 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00305914 Jy ! Component: 100 - total flux cleaned = 0.0050208 Jy ! Component: 150 - total flux cleaned = 0.00695655 Jy ! Component: 200 - total flux cleaned = 0.00791631 Jy ! Total flux subtracted in 200 components = 0.00791631 Jy ! Clean residual min=-0.003774 max=0.003072 Jy/beam ! Clean residual mean=-0.000055 rms=0.000835 Jy/beam ! Combined flux in latest and established models = 1.46294 Jy selfcal ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 283 components and 1.46294 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.152782Jy sigma=0.001088 ! Fit after self-cal, rms=0.152668Jy sigma=0.001087 wmodel J0241-0815_S_1999_05_10_pus_map.mod ! Writing 283 model components to file: J0241-0815_S_1999_05_10_pus_map.mod wobs J0241-0815_S_1999_05_10_pus_uvs.fits ! Writing UV FITS file: J0241-0815_S_1999_05_10_pus_uvs.fits wwins J0241-0815_S_1999_05_10_pus_map.win ! wwins: Wrote 7 windows to J0241-0815_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 = -0.00102732 Jy ! Component: 100 - total flux cleaned = -0.00113122 Jy ! Component: 150 - total flux cleaned = -0.00122633 Jy ! Component: 200 - total flux cleaned = -0.00127202 Jy ! Component: 250 - total flux cleaned = -0.00140214 Jy ! Component: 300 - total flux cleaned = -0.00148646 Jy ! Component: 350 - total flux cleaned = -0.00165057 Jy ! Component: 400 - total flux cleaned = -0.00189002 Jy ! Component: 450 - total flux cleaned = -0.00204548 Jy ! Component: 500 - total flux cleaned = -0.00223543 Jy ! Component: 550 - total flux cleaned = -0.00227253 Jy ! Component: 600 - total flux cleaned = -0.00230893 Jy ! Component: 650 - total flux cleaned = -0.00230903 Jy ! Component: 700 - total flux cleaned = -0.00241426 Jy ! Component: 750 - total flux cleaned = -0.00237994 Jy ! Component: 800 - total flux cleaned = -0.00238002 Jy ! Component: 850 - total flux cleaned = -0.00234679 Jy ! Component: 900 - total flux cleaned = -0.00234685 Jy ! Component: 950 - total flux cleaned = -0.00231428 Jy ! Component: 1000 - total flux cleaned = -0.00225065 Jy ! Component: 1050 - total flux cleaned = -0.00218824 Jy ! Component: 1100 - total flux cleaned = -0.002158 Jy ! Component: 1150 - total flux cleaned = -0.00215819 Jy ! Component: 1200 - total flux cleaned = -0.00212845 Jy ! Component: 1250 - total flux cleaned = -0.00212874 Jy ! Component: 1300 - total flux cleaned = -0.00218766 Jy ! Component: 1350 - total flux cleaned = -0.00215891 Jy ! Component: 1400 - total flux cleaned = -0.00224559 Jy ! Component: 1450 - total flux cleaned = -0.0022738 Jy ! Component: 1500 - total flux cleaned = -0.00224574 Jy ! Component: 1550 - total flux cleaned = -0.00224596 Jy ! Component: 1600 - total flux cleaned = -0.00227386 Jy ! Component: 1650 - total flux cleaned = -0.00221884 Jy ! Component: 1700 - total flux cleaned = -0.0023011 Jy ! Component: 1750 - total flux cleaned = -0.00230081 Jy ! Component: 1800 - total flux cleaned = -0.002301 Jy ! Component: 1850 - total flux cleaned = -0.00238065 Jy ! Component: 1900 - total flux cleaned = -0.00232795 Jy ! Component: 1950 - total flux cleaned = -0.00240659 Jy ! Component: 2000 - total flux cleaned = -0.00245826 Jy ! Total flux subtracted in 2048 components = -0.00253533 Jy ! Clean residual min=-0.001474 max=0.001414 Jy/beam ! Clean residual mean=-0.000016 rms=0.000509 Jy/beam ! Combined flux in latest and established models = 1.46041 Jy keep ! Adding 122 model components to the UV plane model. ! The established model now contains 405 components and 1.46041 Jy ![Exited script file: muppet] wmap "J0241-0815_S_1999_05_10_pus\_map.fits" ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.244 x 7.221 at 9.145 degrees (North through East) ! Clean map min=-0.002755 max=0.68861 Jy/beam ! Writing clean map to FITS file: J0241-0815_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 0.688612 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000508145 device "J0241-0815_S_1999_05_10_pus\_map.eps/VPS" ! Attempting to open device: 'J0241-0815_S_1999_05_10_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.221378 0.221378 0.442756 0.885512 1.77102 3.54205 7.0841 14.1682 28.3364 56.6728 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0015 print "peak=",int(1000*peak_flux)/1000 ! peak= 0.688 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.244 x 7.221 at 9.145 degrees (North through East) ! Clean map min=-0.002755 max=0.68861 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J0241-0815_S_1999_05_10_pus\_map.gif/vgif" ! Attempting to open device: 'J0241-0815_S_1999_05_10_pus_map.gif/vgif' mapplot cln quit ! Quitting program ! Log file J0241-0815_S_1999_05_10_pus_uvs.log closed on Mon Jan 21 17:25:52 2008