! Started logfile: J1625-2527_S_1999_12_20_pus_uvs.log on Thu Dec 20 15:23:16 2007 obs J1625-2527_S_1999_12_20_pus_uva.fits ! Reading UV FITS file: J1625-2527_S_1999_12_20_pus_uva.fits ! AN table 1: 84 integrations on 190 of 190 possible baselines. ! AN table 2: 85 integrations on 190 of 190 possible baselines. ! AN table 3: 142 integrations on 190 of 190 possible baselines. ! AN table 4: 2 integrations on 190 of 190 possible baselines. ! Apparent sampling: 0.0516395 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J1625-2527 ! ! 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 2298 lines of history. ! ! Reading 12284 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 J1625-2527_S_1999_12_20_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 1320 telescope corrections were flagged in sub-array 1. ! A total of 1532 telescope corrections were flagged in sub-array 2. ! A total of 2283 telescope corrections were flagged in sub-array 3. ! A total of 40 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 2. ! A total of 1320 telescope corrections were flagged in sub-array 1. ! A total of 1532 telescope corrections were flagged in sub-array 2. ! A total of 2283 telescope corrections were flagged in sub-array 3. ! A total of 40 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 3. ! A total of 1320 telescope corrections were flagged in sub-array 1. ! A total of 1670 telescope corrections were flagged in sub-array 2. ! A total of 2283 telescope corrections were flagged in sub-array 3. ! A total of 40 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 4. ! A total of 1320 telescope corrections were flagged in sub-array 1. ! A total of 1532 telescope corrections were flagged in sub-array 2. ! A total of 2283 telescope corrections were flagged in sub-array 3. ! A total of 40 telescope corrections were flagged in sub-array 4. ! ! Fit before self-cal, rms=1.142033Jy sigma=0.008878 ! Fit after self-cal, rms=0.276347Jy sigma=0.001872 ! 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=2.348 mas, bmaj=5.793 mas, bpa=-0.9086 degrees ! Estimated noise=1791.36 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 = 0.69345 Jy ! Component: 100 - total flux cleaned = 0.892396 Jy ! Total flux subtracted in 100 components = 0.892396 Jy ! Clean residual min=-0.032690 max=0.085276 Jy/beam ! Clean residual mean=0.000956 rms=0.012308 Jy/beam ! Combined flux in latest and established models = 0.892396 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 12 components and 0.892396 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.285919Jy sigma=0.002033 ! Fit after self-cal, rms=0.285727Jy sigma=0.002032 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0979378 Jy ! Component: 100 - total flux cleaned = 0.155835 Jy ! Total flux subtracted in 100 components = 0.155835 Jy ! Clean residual min=-0.020656 max=0.033116 Jy/beam ! Clean residual mean=0.000464 rms=0.006826 Jy/beam ! Combined flux in latest and established models = 1.04823 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 22 components and 1.04823 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.228323Jy sigma=0.001513 ! Fit after self-cal, rms=0.228256Jy sigma=0.001513 ! 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=3.374 mas, bmaj=7.214 mas, bpa=1.076 degrees ! Estimated noise=914.841 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 = 0.0592895 Jy ! Component: 100 - total flux cleaned = 0.08605 Jy ! Component: 150 - total flux cleaned = 0.0996599 Jy ! Component: 200 - total flux cleaned = 0.10676 Jy ! Total flux subtracted in 200 components = 0.10676 Jy ! Clean residual min=-0.017013 max=0.026614 Jy/beam ! Clean residual mean=0.001469 rms=0.006129 Jy/beam ! Combined flux in latest and established models = 1.15499 Jy ! Performing phase self-cal ! Adding 39 model components to the UV plane model. ! The established model now contains 58 components and 1.15499 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.215302Jy sigma=0.001383 ! Fit after self-cal, rms=0.215239Jy sigma=0.001382 ! Inverting map print "************** FINISHED NATURAL WEIGHTING CLEAN **************" ! ************** FINISHED NATURAL WEIGHTING CLEAN ************** ! gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 36 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.19 FD 1.01 GC 1.00* HH 1.00* ! HN 0.97 KK 1.00* KP 1.01 LA 0.98 ! MC 1.00* MK 1.00* NY 1.00* ON 1.00* ! OV 1.01 PT 1.01 SC 1.04 TS 1.00* ! WF 0.96 WZ 1.00* GN 1.00* NL 1.00* ! ! A total of 132 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 0.99 ! HN 1.00* KK 1.00* KP 1.00* LA 1.00* ! MC 0.95 MK 1.00* NY 1.00* ON 1.04 ! OV 1.00* PT 1.00* SC 1.00* TS 1.00* ! WF 1.00* WZ 1.00 GN 1.00* NL 1.00* ! ! A total of 228 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.06 FD 0.92 GC 1.00* HH 1.00* ! HN 0.99 KK 1.05 KP 0.92 LA 0.94 ! MC 1.00* MK 1.03 NY 1.00* ON 1.00* ! OV 0.94 PT 0.97 SC 0.98 TS 1.00* ! WF 0.98 WZ 1.00* GN 1.00* NL 1.00* ! ! Telescope amplitude corrections in sub-array 4: ! BR 0.00* FD 0.00* GC 0.00* HH 0.00* ! HN 0.00* KK 0.00* KP 0.00* LA 0.00* ! MC 0.00* MK 0.00* NY 0.00* ON 0.00* ! OV 0.00* PT 0.00* SC 0.00* TS 0.00* ! WF 0.00* WZ 0.00* GN 0.00* NL 0.00* ! ! ! Correcting IF 2. ! A total of 36 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.21 FD 1.04 GC 1.00* HH 1.00* ! HN 1.04 KK 1.00* KP 1.01 LA 0.96 ! MC 1.00* MK 1.00* NY 1.00* ON 1.00* ! OV 0.99 PT 0.99 SC 0.99 TS 1.00* ! WF 0.97 WZ 1.00* GN 1.00* NL 1.00* ! ! A total of 132 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 1.15 ! HN 1.00* KK 1.00* KP 1.00* LA 1.00* ! MC 0.97 MK 1.00* NY 1.00* ON 1.16 ! OV 1.00* PT 1.00* SC 1.00* TS 1.00* ! WF 1.00* WZ 1.02 GN 1.00* NL 1.00* ! ! A total of 228 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.05 FD 0.99 GC 1.00* HH 1.00* ! HN 1.05 KK 1.02 KP 0.95 LA 0.93 ! MC 1.00* MK 1.00 NY 1.00* ON 1.00* ! OV 0.94 PT 0.95 SC 0.95 TS 1.00* ! WF 0.96 WZ 1.00* GN 1.00* NL 1.00* ! ! Telescope amplitude corrections in sub-array 4: ! BR 0.00* FD 0.00* GC 0.00* HH 0.00* ! HN 0.00* KK 0.00* KP 0.00* LA 0.00* ! MC 0.00* MK 0.00* NY 0.00* ON 0.00* ! OV 0.00* PT 0.00* SC 0.00* TS 0.00* ! WF 0.00* WZ 0.00* GN 0.00* NL 0.00* ! ! ! Correcting IF 3. ! A total of 36 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.21 FD 1.04 GC 1.00* HH 1.00* ! HN 1.01 KK 1.00* KP 0.95 LA 1.00 ! MC 1.00* MK 1.00* NY 1.00* ON 1.00* ! OV 1.04 PT 0.96 SC 1.04 TS 1.00* ! WF 0.99 WZ 1.00* GN 1.00* NL 1.00* ! ! A total of 30 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.00* FD 0.00* GC 0.00* HH 0.00* ! HN 0.00* KK 0.00* KP 0.00* LA 0.00* ! MC 0.00* MK 0.00* NY 0.00* ON 0.00* ! OV 0.00* PT 0.00* SC 0.00* TS 0.00* ! WF 0.00* WZ 0.00* GN 0.00* NL 0.00* ! ! A total of 228 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.06 FD 0.98 GC 1.00* HH 1.00* ! HN 1.03 KK 1.05 KP 0.93 LA 0.95 ! MC 1.00* MK 1.01 NY 1.00* ON 1.00* ! OV 0.97 PT 0.94 SC 0.97 TS 1.00* ! WF 1.00 WZ 1.00* GN 1.00* NL 1.00* ! ! Telescope amplitude corrections in sub-array 4: ! BR 0.00* FD 0.00* GC 0.00* HH 0.00* ! HN 0.00* KK 0.00* KP 0.00* LA 0.00* ! MC 0.00* MK 0.00* NY 0.00* ON 0.00* ! OV 0.00* PT 0.00* SC 0.00* TS 0.00* ! WF 0.00* WZ 0.00* GN 0.00* NL 0.00* ! ! ! Correcting IF 4. ! A total of 36 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.18 FD 1.03 GC 1.00* HH 1.00* ! HN 1.00 KK 1.00* KP 1.01 LA 0.99 ! MC 1.00* MK 1.00* NY 1.00* ON 1.00* ! OV 0.99 PT 0.89 SC 1.04 TS 1.00* ! WF 0.95 WZ 1.00* GN 1.00* NL 1.00* ! ! A total of 132 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 0.97 ! HN 1.00* KK 1.00* KP 1.00* LA 1.00* ! MC 0.98 MK 1.00* NY 1.00* ON 1.04 ! OV 1.00* PT 1.00* SC 1.00* TS 1.00* ! WF 1.00* WZ 1.12 GN 1.00* NL 1.00* ! ! A total of 228 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.05 FD 0.97 GC 1.00* HH 1.00* ! HN 1.03 KK 1.04 KP 0.98 LA 0.96 ! MC 1.00* MK 1.05 NY 1.00* ON 1.00* ! OV 0.94 PT 1.11 SC 0.98 TS 1.00* ! WF 1.03 WZ 1.00* GN 1.00* NL 1.00* ! ! Telescope amplitude corrections in sub-array 4: ! BR 0.00* FD 0.00* GC 0.00* HH 0.00* ! HN 0.00* KK 0.00* KP 0.00* LA 0.00* ! MC 0.00* MK 0.00* NY 0.00* ON 0.00* ! OV 0.00* PT 0.00* SC 0.00* TS 0.00* ! WF 0.00* WZ 0.00* GN 0.00* NL 0.00* ! ! ! Fit before self-cal, rms=0.215239Jy sigma=0.001382 ! Fit after self-cal, rms=0.192320Jy sigma=0.001225 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=3.31 mas, bmaj=9.3 mas, bpa=-2.174 degrees ! Estimated noise=935.301 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 (-13.5, 8.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.012833 Jy ! Component: 100 - total flux cleaned = 0.0167955 Jy ! Component: 150 - total flux cleaned = 0.0178118 Jy ! Component: 200 - total flux cleaned = 0.0181153 Jy ! Total flux subtracted in 200 components = 0.0181153 Jy ! Clean residual min=-0.005336 max=0.007878 Jy/beam ! Clean residual mean=0.000832 rms=0.001790 Jy/beam ! Combined flux in latest and established models = 1.17311 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 78 components and 1.17311 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.191253Jy sigma=0.001219 ! Fit after self-cal, rms=0.191456Jy sigma=0.001218 ! 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=0.191456Jy sigma=0.001218 ! Fit after self-cal, rms=0.191212Jy sigma=0.001218 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.308 mas, bmaj=9.3 mas, bpa=-2.172 degrees ! Estimated noise=934.725 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00469043 Jy ! Component: 100 - total flux cleaned = 0.00535912 Jy ! Component: 150 - total flux cleaned = 0.00572026 Jy ! Component: 200 - total flux cleaned = 0.0060526 Jy ! Total flux subtracted in 200 components = 0.0060526 Jy ! Clean residual min=-0.005257 max=0.006616 Jy/beam ! Clean residual mean=0.000737 rms=0.001703 Jy/beam ! Combined flux in latest and established models = 1.17916 Jy selfcal ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 89 components and 1.17916 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.190940Jy sigma=0.001216 ! Fit after self-cal, rms=0.190937Jy sigma=0.001216 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 = 0.00100815 Jy ! Component: 100 - total flux cleaned = 0.00130514 Jy ! Component: 150 - total flux cleaned = 0.00148546 Jy ! Component: 200 - total flux cleaned = 0.00165723 Jy ! Total flux subtracted in 200 components = 0.00165723 Jy ! Clean residual min=-0.005151 max=0.006364 Jy/beam ! Clean residual mean=0.000722 rms=0.001673 Jy/beam ! Combined flux in latest and established models = 1.18082 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 94 components and 1.18082 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.190816Jy sigma=0.001216 ! Fit after self-cal, rms=0.190818Jy sigma=0.001216 ! 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=0.190818Jy sigma=0.001216 ! Fit after self-cal, rms=0.190826Jy sigma=0.001215 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.305 mas, bmaj=9.287 mas, bpa=-2.185 degrees ! Estimated noise=935.702 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00247117 Jy ! Component: 100 - total flux cleaned = 0.00282501 Jy ! Component: 150 - total flux cleaned = 0.00298624 Jy ! Component: 200 - total flux cleaned = 0.00313758 Jy ! Total flux subtracted in 200 components = 0.00313758 Jy ! Clean residual min=-0.005154 max=0.005873 Jy/beam ! Clean residual mean=0.000689 rms=0.001642 Jy/beam ! Combined flux in latest and established models = 1.18395 Jy selfcal ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 97 components and 1.18395 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.190712Jy sigma=0.001215 ! Fit after self-cal, rms=0.190710Jy sigma=0.001215 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 = 0.000473578 Jy ! Component: 100 - total flux cleaned = 0.000542725 Jy ! Component: 150 - total flux cleaned = 0.000673917 Jy ! Component: 200 - total flux cleaned = 0.000733867 Jy ! Total flux subtracted in 200 components = 0.000733867 Jy ! Clean residual min=-0.005153 max=0.005728 Jy/beam ! Clean residual mean=0.000682 rms=0.001625 Jy/beam ! Combined flux in latest and established models = 1.18469 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 102 components and 1.18469 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.190646Jy sigma=0.001215 ! Fit after self-cal, rms=0.190648Jy sigma=0.001215 ! 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=0.190648Jy sigma=0.001215 ! Fit after self-cal, rms=0.190622Jy sigma=0.001215 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=8.571 mas, bmaj=19.9 mas, bpa=0.3758 degrees ! Estimated noise=1148.31 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00293513 Jy ! Component: 100 - total flux cleaned = 0.00336487 Jy ! Component: 150 - total flux cleaned = 0.00347843 Jy ! Component: 200 - total flux cleaned = 0.003432 Jy ! Total flux subtracted in 200 components = 0.003432 Jy ! Clean residual min=-0.006228 max=0.008433 Jy/beam ! Clean residual mean=0.001204 rms=0.002420 Jy/beam ! Combined flux in latest and established models = 1.18812 Jy selfcal ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 110 components and 1.18812 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.190562Jy sigma=0.001214 ! Fit after self-cal, rms=0.190550Jy sigma=0.001214 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 = 0.00036712 Jy ! Component: 100 - total flux cleaned = 0.000326579 Jy ! Component: 150 - total flux cleaned = 0.000327317 Jy ! Component: 200 - total flux cleaned = 0.000288195 Jy ! Total flux subtracted in 200 components = 0.000288195 Jy ! Clean residual min=-0.006153 max=0.008376 Jy/beam ! Clean residual mean=0.001200 rms=0.002430 Jy/beam ! Combined flux in latest and established models = 1.18841 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 111 components and 1.18841 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.190535Jy sigma=0.001214 ! Fit after self-cal, rms=0.190532Jy sigma=0.001214 ! 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=3.303 mas, bmaj=9.277 mas, bpa=-2.194 degrees ! Estimated noise=936.49 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.303 x 9.277 at -2.194 degrees (North through East) ! Clean map min=-0.0051519 max=0.98302 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=0.190532Jy sigma=0.001214 ! Fit after self-cal, rms=0.189022Jy sigma=0.001092 ! Inverting map and beam ! Estimated beam: bmin=3.304 mas, bmaj=9.262 mas, bpa=-2.132 degrees ! Estimated noise=937.235 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000796044 Jy ! Component: 100 - total flux cleaned = -0.000942958 Jy ! Component: 150 - total flux cleaned = -0.00101383 Jy ! Component: 200 - total flux cleaned = -0.00101427 Jy ! Total flux subtracted in 200 components = -0.00101427 Jy ! Clean residual min=-0.005449 max=0.005492 Jy/beam ! Clean residual mean=0.000510 rms=0.001571 Jy/beam ! Combined flux in latest and established models = 1.18739 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 117 components and 1.18739 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.188945Jy sigma=0.001091 ! Fit after self-cal, rms=0.188952Jy sigma=0.001091 ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000124879 Jy ! Component: 100 - total flux cleaned = -6.94841e-05 Jy ! Component: 150 - total flux cleaned = -6.98818e-05 Jy ! Component: 200 - total flux cleaned = -7.15694e-05 Jy ! Total flux subtracted in 200 components = -7.15694e-05 Jy ! Clean residual min=-0.005545 max=0.005486 Jy/beam ! Clean residual mean=0.000510 rms=0.001557 Jy/beam ! Combined flux in latest and established models = 1.18732 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 119 components and 1.18732 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.188908Jy sigma=0.001091 ! Fit after self-cal, rms=0.188908Jy sigma=0.001091 ! Inverting map ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.188908Jy sigma=0.001091 ! Fit after self-cal, rms=0.191722Jy sigma=0.001091 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=2.388 mas, bmaj=6.115 mas, bpa=-3.786 degrees ! Estimated noise=1864.5 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.714642 Jy ! Component: 100 - total flux cleaned = 0.90946 Jy ! Component: 150 - total flux cleaned = 1.00481 Jy ! Component: 200 - total flux cleaned = 1.06002 Jy ! Total flux subtracted in 200 components = 1.06002 Jy ! Clean residual min=-0.014941 max=0.029449 Jy/beam ! Clean residual mean=0.000447 rms=0.004738 Jy/beam ! Combined flux in latest and established models = 1.06002 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 28 model components to the UV plane model. ! The established model now contains 28 components and 1.06002 Jy ! Inverting map and beam ! Estimated beam: bmin=3.304 mas, bmaj=9.256 mas, bpa=-2.121 degrees ! Estimated noise=937.407 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 = 0.0548094 Jy ! Component: 100 - total flux cleaned = 0.0816432 Jy ! Component: 150 - total flux cleaned = 0.0979471 Jy ! Component: 200 - total flux cleaned = 0.108593 Jy ! Total flux subtracted in 200 components = 0.108593 Jy ! Clean residual min=-0.006370 max=0.009127 Jy/beam ! Clean residual mean=0.000669 rms=0.002146 Jy/beam ! Combined flux in latest and established models = 1.16861 Jy ! Adding 56 model components to the UV plane model. ! The established model now contains 73 components and 1.16861 Jy ! Inverting map ! Added new window around map position (-4.5, 2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00872811 Jy ! Component: 100 - total flux cleaned = 0.0116169 Jy ! Component: 150 - total flux cleaned = 0.0132414 Jy ! Component: 200 - total flux cleaned = 0.0144734 Jy ! Total flux subtracted in 200 components = 0.0144734 Jy ! Clean residual min=-0.005344 max=0.005669 Jy/beam ! Clean residual mean=0.000538 rms=0.001669 Jy/beam ! Combined flux in latest and established models = 1.18309 Jy ! Adding 28 model components to the UV plane model. ! The established model now contains 98 components and 1.18309 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=8.567 mas, bmaj=19.87 mas, bpa=0.4273 degrees ! Estimated noise=1149.54 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0039123 Jy ! Component: 100 - total flux cleaned = 0.00411675 Jy ! Component: 150 - total flux cleaned = 0.00437479 Jy ! Component: 200 - total flux cleaned = 0.00459472 Jy ! Total flux subtracted in 200 components = 0.00459472 Jy ! Clean residual min=-0.006491 max=0.007936 Jy/beam ! Clean residual mean=0.000946 rms=0.002338 Jy/beam ! Combined flux in latest and established models = 1.18768 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 = 0.000126757 Jy ! Component: 100 - total flux cleaned = 0.000125038 Jy ! Component: 150 - total flux cleaned = 0.000232929 Jy ! Component: 200 - total flux cleaned = 0.000332169 Jy ! Total flux subtracted in 200 components = 0.000332169 Jy ! Clean residual min=-0.006353 max=0.007716 Jy/beam ! Clean residual mean=0.000942 rms=0.002319 Jy/beam ! Combined flux in latest and established models = 1.18801 Jy ! Adding 17 model components to the UV plane model. ! The established model now contains 113 components and 1.18801 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=3.304 mas, bmaj=9.256 mas, bpa=-2.121 degrees ! Estimated noise=937.407 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000858951 Jy ! Component: 100 - total flux cleaned = -0.000852115 Jy ! Component: 150 - total flux cleaned = -0.00084552 Jy ! Component: 200 - total flux cleaned = -0.000768449 Jy ! Total flux subtracted in 200 components = -0.000768449 Jy ! Clean residual min=-0.004962 max=0.005164 Jy/beam ! Clean residual mean=0.000503 rms=0.001523 Jy/beam ! Combined flux in latest and established models = 1.18724 Jy selfcal ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 127 components and 1.18724 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.191502Jy sigma=0.001091 ! Fit after self-cal, rms=0.191494Jy sigma=0.001091 wmodel J1625-2527_S_1999_12_20_pus_map.mod ! Writing 127 model components to file: J1625-2527_S_1999_12_20_pus_map.mod wobs J1625-2527_S_1999_12_20_pus_uvs.fits ! Writing UV FITS file: J1625-2527_S_1999_12_20_pus_uvs.fits wwins J1625-2527_S_1999_12_20_pus_map.win ! wwins: Wrote 3 windows to J1625-2527_S_1999_12_20_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 = 0.00133932 Jy ! Component: 100 - total flux cleaned = 0.00229456 Jy ! Component: 150 - total flux cleaned = 0.00269733 Jy ! Component: 200 - total flux cleaned = 0.00329887 Jy ! Component: 250 - total flux cleaned = 0.00408681 Jy ! Component: 300 - total flux cleaned = 0.00477162 Jy ! Component: 350 - total flux cleaned = 0.00562703 Jy ! Component: 400 - total flux cleaned = 0.00638562 Jy ! Component: 450 - total flux cleaned = 0.00724057 Jy ! Component: 500 - total flux cleaned = 0.00789117 Jy ! Component: 550 - total flux cleaned = 0.00869385 Jy ! Component: 600 - total flux cleaned = 0.00936137 Jy ! Component: 650 - total flux cleaned = 0.0100662 Jy ! Component: 700 - total flux cleaned = 0.0108569 Jy ! Component: 750 - total flux cleaned = 0.0115241 Jy ! Component: 800 - total flux cleaned = 0.0121754 Jy ! Component: 850 - total flux cleaned = 0.0127127 Jy ! Component: 900 - total flux cleaned = 0.0132388 Jy ! Component: 950 - total flux cleaned = 0.0137549 Jy ! Component: 1000 - total flux cleaned = 0.0141696 Jy ! Component: 1050 - total flux cleaned = 0.0146227 Jy ! Component: 1100 - total flux cleaned = 0.0150681 Jy ! Component: 1150 - total flux cleaned = 0.0153754 Jy ! Component: 1200 - total flux cleaned = 0.015765 Jy ! Component: 1250 - total flux cleaned = 0.0161914 Jy ! Component: 1300 - total flux cleaned = 0.0165699 Jy ! Component: 1350 - total flux cleaned = 0.0169847 Jy ! Component: 1400 - total flux cleaned = 0.017394 Jy ! Component: 1450 - total flux cleaned = 0.0177167 Jy ! Component: 1500 - total flux cleaned = 0.0180756 Jy ! Component: 1550 - total flux cleaned = 0.0184695 Jy ! Component: 1600 - total flux cleaned = 0.0188589 Jy ! Component: 1650 - total flux cleaned = 0.0192052 Jy ! Component: 1700 - total flux cleaned = 0.0195856 Jy ! Component: 1750 - total flux cleaned = 0.0199244 Jy ! Component: 1800 - total flux cleaned = 0.0203714 Jy ! Component: 1850 - total flux cleaned = 0.0207396 Jy ! Component: 1900 - total flux cleaned = 0.0211042 Jy ! Component: 1950 - total flux cleaned = 0.0214649 Jy ! Component: 2000 - total flux cleaned = 0.0218225 Jy ! Total flux subtracted in 2048 components = 0.0221056 Jy ! Clean residual min=-0.002520 max=0.002348 Jy/beam ! Clean residual mean=0.000248 rms=0.000733 Jy/beam ! Combined flux in latest and established models = 1.20935 Jy keep ! Adding 135 model components to the UV plane model. ! The established model now contains 262 components and 1.20935 Jy ![Exited script file: muppet] wmap "J1625-2527_S_1999_12_20_pus\_map.fits" ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.304 x 9.256 at -2.121 degrees (North through East) ! Clean map min=-0.0050615 max=0.98639 Jy/beam ! Writing clean map to FITS file: J1625-2527_S_1999_12_20_pus_map.fits float peak_flux peak_flux = peak(flux,max) print "The peak flux is",peak_flux ! The peak flux is 0.986393 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000708058 device "J1625-2527_S_1999_12_20_pus\_map.eps/VPS" ! Attempting to open device: 'J1625-2527_S_1999_12_20_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.215348 0.215348 0.430695 0.86139 1.72278 3.44556 6.89112 13.7822 27.5645 55.129 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0021 print "peak=",int(1000*peak_flux)/1000 ! peak= 0.986 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.304 x 9.256 at -2.121 degrees (North through East) ! Clean map min=-0.0050615 max=0.98639 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J1625-2527_S_1999_12_20_pus\_map.gif/vgif" ! Attempting to open device: 'J1625-2527_S_1999_12_20_pus_map.gif/vgif' mapplot cln quit ! Quitting program ! Log file J1625-2527_S_1999_12_20_pus_uvs.log closed on Thu Dec 20 15:23:34 2007