! Started logfile: J2246-1206_S_1999_12_20_pus_uvs.log on Thu Dec 20 15:41:10 2007 obs J2246-1206_S_1999_12_20_pus_uva.fits ! Reading UV FITS file: J2246-1206_S_1999_12_20_pus_uva.fits ! AN table 1: 45 integrations on 190 of 190 possible baselines. ! AN table 2: 37 integrations on 190 of 190 possible baselines. ! AN table 3: 172 integrations on 190 of 190 possible baselines. ! AN table 4: 54 integrations on 190 of 190 possible baselines. ! Apparent sampling: 0.0630554 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J2246-1206 ! ! 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 14760 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 J2246-1206_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 744 telescope corrections were flagged in sub-array 1. ! A total of 632 telescope corrections were flagged in sub-array 2. ! A total of 2842 telescope corrections were flagged in sub-array 3. ! A total of 804 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 2. ! A total of 744 telescope corrections were flagged in sub-array 1. ! A total of 632 telescope corrections were flagged in sub-array 2. ! A total of 2842 telescope corrections were flagged in sub-array 3. ! A total of 804 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 3. ! A total of 774 telescope corrections were flagged in sub-array 1. ! A total of 713 telescope corrections were flagged in sub-array 2. ! A total of 2909 telescope corrections were flagged in sub-array 3. ! A total of 804 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 4. ! A total of 744 telescope corrections were flagged in sub-array 1. ! A total of 632 telescope corrections were flagged in sub-array 2. ! A total of 2842 telescope corrections were flagged in sub-array 3. ! A total of 804 telescope corrections were flagged in sub-array 4. ! ! Fit before self-cal, rms=0.875627Jy sigma=0.006200 ! Fit after self-cal, rms=0.596850Jy sigma=0.004329 ! 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=2.154 mas, bmaj=4.876 mas, bpa=1.246 degrees ! Estimated noise=1239.49 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 = 0.93739 Jy ! Component: 100 - total flux cleaned = 1.26366 Jy ! Total flux subtracted in 100 components = 1.26366 Jy ! Clean residual min=-0.040015 max=0.143249 Jy/beam ! Clean residual mean=0.001508 rms=0.013943 Jy/beam ! Combined flux in latest and established models = 1.26366 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 14 components and 1.26366 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.414564Jy sigma=0.002939 ! Fit after self-cal, rms=0.412932Jy sigma=0.002932 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.159532 Jy ! Component: 100 - total flux cleaned = 0.243612 Jy ! Total flux subtracted in 100 components = 0.243612 Jy ! Clean residual min=-0.025244 max=0.091787 Jy/beam ! Clean residual mean=0.000817 rms=0.008299 Jy/beam ! Combined flux in latest and established models = 1.50727 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 28 components and 1.50727 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.322652Jy sigma=0.002023 ! Fit after self-cal, rms=0.322159Jy sigma=0.002017 ! Inverting map ! Added new window around map position (5.5, 8). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.082066 Jy ! Component: 100 - total flux cleaned = 0.130831 Jy ! Total flux subtracted in 100 components = 0.130831 Jy ! Clean residual min=-0.017507 max=0.031895 Jy/beam ! Clean residual mean=0.000421 rms=0.005672 Jy/beam ! Combined flux in latest and established models = 1.6381 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 45 components and 1.6381 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.290663Jy sigma=0.001665 ! Fit after self-cal, rms=0.288463Jy sigma=0.001650 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0390279 Jy ! Component: 100 - total flux cleaned = 0.0669716 Jy ! Total flux subtracted in 100 components = 0.0669716 Jy ! Clean residual min=-0.014994 max=0.022598 Jy/beam ! Clean residual mean=0.000220 rms=0.004608 Jy/beam ! Combined flux in latest and established models = 1.70507 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 50 components and 1.70507 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.280475Jy sigma=0.001540 ! Fit after self-cal, rms=0.280104Jy sigma=0.001538 ! 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=2.818 mas, bmaj=5.614 mas, bpa=1.068 degrees ! Estimated noise=832.713 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 = 0.0358915 Jy ! Component: 100 - total flux cleaned = 0.0557313 Jy ! Component: 150 - total flux cleaned = 0.0676479 Jy ! Component: 200 - total flux cleaned = 0.0716024 Jy ! Total flux subtracted in 200 components = 0.0716024 Jy ! Clean residual min=-0.014590 max=0.015879 Jy/beam ! Clean residual mean=0.000421 rms=0.004231 Jy/beam ! Combined flux in latest and established models = 1.77668 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 57 components and 1.77668 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.276803Jy sigma=0.001478 ! Fit after self-cal, rms=0.276409Jy sigma=0.001476 ! 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 1.02 FD 1.00 GC 1.00* HH 1.00* ! HN 1.00* KK 1.04 KP 1.05 LA 1.01 ! MC 1.00* MK 1.04 NY 1.00* ON 1.00* ! OV 1.01 PT 1.03 SC 1.00* TS 1.00 ! WF 1.00* WZ 1.00* GN 1.00* NL 1.09 ! ! A total of 72 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 1.98 ! HN 1.00* KK 1.00* KP 1.00* LA 1.00* ! MC 1.24 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 0.93 GN 1.00* NL 1.00* ! ! A total of 75 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.95 FD 0.98 GC 1.00* HH 2.27 ! HN 1.06 KK 0.90 KP 0.96 LA 0.98 ! MC 1.08 MK 0.98 NY 1.00* ON 1.03 ! OV 0.96 PT 1.00 SC 1.06 TS 1.00* ! WF 1.04 WZ 1.04 GN 0.97 NL 1.00 ! ! A total of 69 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 1.04 FD 0.98 GC 1.00* HH 1.00* ! HN 0.97 KK 1.00* KP 1.01 LA 0.99 ! MC 1.00* MK 1.00* NY 1.00* ON 1.00* ! OV 1.01 PT 1.02 SC 1.00 TS 1.00* ! WF 1.00 WZ 1.00* GN 0.93 NL 1.01 ! ! ! Correcting IF 2. ! A total of 36 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 1.04 GC 1.00* HH 1.00* ! HN 1.00* KK 0.97 KP 1.02 LA 0.98 ! MC 1.00* MK 1.03 NY 1.00* ON 1.00* ! OV 0.99 PT 1.01 SC 1.00* TS 1.01 ! WF 1.00* WZ 1.00* GN 1.00* NL 1.07 ! ! A total of 72 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 1.28 ! HN 1.00* KK 1.00* KP 1.00* LA 1.00* ! MC 1.20 MK 1.00* NY 1.00* ON 1.14 ! OV 1.00* PT 1.00* SC 1.00* TS 1.00* ! WF 1.00* WZ 1.07 GN 1.00* NL 1.00* ! ! A total of 75 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.97 FD 1.02 GC 1.00* HH 1.07 ! HN 1.13 KK 0.93 KP 0.98 LA 0.96 ! MC 1.01 MK 0.97 NY 1.00* ON 1.06 ! OV 0.94 PT 0.98 SC 1.03 TS 1.00* ! WF 0.99 WZ 1.07 GN 0.97 NL 1.02 ! ! A total of 69 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 1.04 FD 1.02 GC 1.00* HH 1.00* ! HN 1.05 KK 1.00* KP 1.01 LA 0.96 ! MC 1.00* MK 1.00* NY 1.00* ON 1.00* ! OV 1.06 PT 0.98 SC 0.97 TS 1.00* ! WF 1.01 WZ 1.00* GN 0.93 NL 1.03 ! ! ! Correcting IF 3. ! A total of 6 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 1.01 GC 1.00* HH 1.00* ! HN 1.00* KK 1.02 KP 1.10 LA 1.01 ! MC 1.00* MK 1.01 NY 1.00* ON 1.00* ! OV 1.02 PT 0.99 SC 1.00* TS 0.97 ! WF 1.00* WZ 1.00* GN 1.00* NL 1.08 ! ! A total of 27 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 153 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.97 FD 1.00 GC 1.00* HH 1.08 ! HN 1.03 KK 0.97 KP 0.95 LA 0.99 ! MC 1.00* MK 0.96 NY 1.00* ON 1.03 ! OV 0.97 PT 0.96 SC 1.08 TS 1.00* ! WF 1.01 WZ 1.03 GN 0.94 NL 0.98 ! ! A total of 69 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 1.03 FD 1.00 GC 1.00* HH 1.00* ! HN 1.01 KK 1.00* KP 0.99 LA 1.00 ! MC 1.00* MK 1.00* NY 1.00* ON 1.00* ! OV 1.03 PT 0.96 SC 1.00 TS 1.00* ! WF 1.04 WZ 1.00* GN 0.92 NL 0.98 ! ! ! Correcting IF 4. ! A total of 36 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 0.99 GC 1.00* HH 1.00* ! HN 1.00* KK 1.01 KP 1.01 LA 1.02 ! MC 1.00* MK 1.05 NY 1.00* ON 1.00* ! OV 0.98 PT 1.00 SC 1.00* TS 1.00 ! WF 1.00* WZ 1.00* GN 1.00* NL 1.09 ! ! A total of 72 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 1.37 ! HN 1.00* KK 1.00* KP 1.00* LA 1.00* ! MC 1.10 MK 1.00* NY 1.00* ON 1.05 ! OV 1.00* PT 1.00* SC 1.00* TS 1.00* ! WF 1.00* WZ 1.05 GN 1.00* NL 1.00* ! ! A total of 75 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.93 FD 0.99 GC 1.00* HH 1.14 ! HN 1.08 KK 0.95 KP 0.98 LA 0.98 ! MC 1.14 MK 1.00 NY 1.00* ON 1.00 ! OV 0.94 PT 1.05 SC 1.06 TS 1.00* ! WF 1.02 WZ 1.13 GN 0.97 NL 0.99 ! ! A total of 69 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 0.99 FD 1.00 GC 1.00* HH 1.00* ! HN 1.01 KK 1.00* KP 1.00 LA 0.99 ! MC 1.00* MK 1.00* NY 1.00* ON 1.00* ! OV 0.97 PT 0.94 SC 1.03 TS 1.00* ! WF 1.01 WZ 1.00* GN 0.94 NL 0.97 ! ! ! Fit before self-cal, rms=0.276409Jy sigma=0.001476 ! Fit after self-cal, rms=0.272498Jy sigma=0.001328 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=2.848 mas, bmaj=6.708 mas, bpa=-2.516 degrees ! Estimated noise=847.282 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 (12.5, 6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0164955 Jy ! Component: 100 - total flux cleaned = 0.0229787 Jy ! Component: 150 - total flux cleaned = 0.0257911 Jy ! Component: 200 - total flux cleaned = 0.0273496 Jy ! Total flux subtracted in 200 components = 0.0273496 Jy ! Clean residual min=-0.007130 max=0.008119 Jy/beam ! Clean residual mean=0.001075 rms=0.001866 Jy/beam ! Combined flux in latest and established models = 1.80403 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 75 components and 1.80403 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.270892Jy sigma=0.001316 ! Fit after self-cal, rms=0.271075Jy sigma=0.001314 ! 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=0.271075Jy sigma=0.001314 ! Fit after self-cal, rms=0.272629Jy sigma=0.001309 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.847 mas, bmaj=6.732 mas, bpa=-2.53 degrees ! Estimated noise=848.126 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00935205 Jy ! Component: 100 - total flux cleaned = 0.0121989 Jy ! Component: 150 - total flux cleaned = 0.0134534 Jy ! Component: 200 - total flux cleaned = 0.0141907 Jy ! Total flux subtracted in 200 components = 0.0141907 Jy ! Clean residual min=-0.007016 max=0.007063 Jy/beam ! Clean residual mean=0.000699 rms=0.001679 Jy/beam ! Combined flux in latest and established models = 1.81822 Jy selfcal ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 87 components and 1.81822 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.271955Jy sigma=0.001305 ! Fit after self-cal, rms=0.271931Jy sigma=0.001305 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 = 0.00279557 Jy ! Component: 100 - total flux cleaned = 0.00330209 Jy ! Component: 150 - total flux cleaned = 0.00376696 Jy ! Component: 200 - total flux cleaned = 0.00419478 Jy ! Total flux subtracted in 200 components = 0.00419478 Jy ! Clean residual min=-0.006769 max=0.007145 Jy/beam ! Clean residual mean=0.000647 rms=0.001638 Jy/beam ! Combined flux in latest and established models = 1.82241 Jy ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 100 components and 1.82241 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.271626Jy sigma=0.001303 ! Fit after self-cal, rms=0.271621Jy sigma=0.001303 ! Inverting map ! Added new window around map position (38, 19.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00358139 Jy ! Component: 100 - total flux cleaned = 0.00422885 Jy ! Component: 150 - total flux cleaned = 0.00466863 Jy ! Component: 200 - total flux cleaned = 0.00508159 Jy ! Total flux subtracted in 200 components = 0.00508159 Jy ! Clean residual min=-0.006810 max=0.006508 Jy/beam ! Clean residual mean=0.000591 rms=0.001585 Jy/beam ! Combined flux in latest and established models = 1.82749 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 114 components and 1.82749 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.271304Jy sigma=0.001301 ! Fit after self-cal, rms=0.271270Jy sigma=0.001301 ! 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=0.271270Jy sigma=0.001301 ! Fit after self-cal, rms=0.270953Jy sigma=0.001299 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.847 mas, bmaj=6.742 mas, bpa=-2.588 degrees ! Estimated noise=847.875 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00306832 Jy ! Component: 100 - total flux cleaned = 0.00446251 Jy ! Component: 150 - total flux cleaned = 0.00484616 Jy ! Component: 200 - total flux cleaned = 0.00520796 Jy ! Total flux subtracted in 200 components = 0.00520796 Jy ! Clean residual min=-0.006034 max=0.006605 Jy/beam ! Clean residual mean=0.000637 rms=0.001508 Jy/beam ! Combined flux in latest and established models = 1.8327 Jy selfcal ! Performing phase self-cal ! Adding 33 model components to the UV plane model. ! The established model now contains 120 components and 1.8327 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.270740Jy sigma=0.001298 ! Fit after self-cal, rms=0.270660Jy sigma=0.001297 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 (56, 14). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00417635 Jy ! Component: 100 - total flux cleaned = 0.00437905 Jy ! Component: 150 - total flux cleaned = 0.00453528 Jy ! Component: 200 - total flux cleaned = 0.00495775 Jy ! Total flux subtracted in 200 components = 0.00495775 Jy ! Clean residual min=-0.006072 max=0.005907 Jy/beam ! Clean residual mean=0.000587 rms=0.001465 Jy/beam ! Combined flux in latest and established models = 1.83766 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 133 components and 1.83766 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.270149Jy sigma=0.001296 ! Fit after self-cal, rms=0.270035Jy sigma=0.001296 ! 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=0.270035Jy sigma=0.001296 ! Fit after self-cal, rms=0.269958Jy sigma=0.001295 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=7.436 mas, bmaj=14.97 mas, bpa=-2.645 degrees ! Estimated noise=1071.54 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00432077 Jy ! Component: 100 - total flux cleaned = 0.00592826 Jy ! Component: 150 - total flux cleaned = 0.00701153 Jy ! Component: 200 - total flux cleaned = 0.00750106 Jy ! Total flux subtracted in 200 components = 0.00750106 Jy ! Clean residual min=-0.002636 max=0.005853 Jy/beam ! Clean residual mean=0.001023 rms=0.001295 Jy/beam ! Combined flux in latest and established models = 1.84516 Jy selfcal ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 149 components and 1.84516 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.269871Jy sigma=0.001294 ! Fit after self-cal, rms=0.269845Jy sigma=0.001294 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 (-36, -2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00560925 Jy ! Component: 100 - total flux cleaned = 0.00871295 Jy ! Component: 150 - total flux cleaned = 0.0103818 Jy ! Component: 200 - total flux cleaned = 0.0118133 Jy ! Total flux subtracted in 200 components = 0.0118133 Jy ! Clean residual min=-0.002537 max=0.004762 Jy/beam ! Clean residual mean=0.000690 rms=0.001135 Jy/beam ! Combined flux in latest and established models = 1.85697 Jy ! Performing phase self-cal ! Adding 36 model components to the UV plane model. ! The established model now contains 184 components and 1.85697 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.269759Jy sigma=0.001293 ! Fit after self-cal, rms=0.269766Jy sigma=0.001293 ! Inverting map ! Added new window around map position (63.5, 38). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00470499 Jy ! Component: 100 - total flux cleaned = 0.00661831 Jy ! Component: 150 - total flux cleaned = 0.00810565 Jy ! Component: 200 - total flux cleaned = 0.00920607 Jy ! Total flux subtracted in 200 components = 0.00920607 Jy ! Clean residual min=-0.002358 max=0.004376 Jy/beam ! Clean residual mean=0.000523 rms=0.001060 Jy/beam ! Combined flux in latest and established models = 1.86618 Jy ! Performing phase self-cal ! Adding 33 model components to the UV plane model. ! The established model now contains 207 components and 1.86618 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.269635Jy sigma=0.001293 ! Fit after self-cal, rms=0.269612Jy sigma=0.001293 ! Inverting map ! Added new window around map position (-14, 33.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00406626 Jy ! Component: 100 - total flux cleaned = 0.00547588 Jy ! Component: 150 - total flux cleaned = 0.00701051 Jy ! Component: 200 - total flux cleaned = 0.00842492 Jy ! Total flux subtracted in 200 components = 0.00842492 Jy ! Clean residual min=-0.002574 max=0.003400 Jy/beam ! Clean residual mean=0.000262 rms=0.000865 Jy/beam ! Combined flux in latest and established models = 1.8746 Jy ! Performing phase self-cal ! Adding 38 model components to the UV plane model. ! The established model now contains 241 components and 1.8746 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.269464Jy sigma=0.001292 ! Fit after self-cal, rms=0.269461Jy sigma=0.001292 ! 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=2.848 mas, bmaj=6.744 mas, bpa=-2.607 degrees ! Estimated noise=847.96 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.848 x 6.744 at -2.607 degrees (North through East) ! Clean map min=-0.0076641 max=1.2603 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=0.269461Jy sigma=0.001292 ! Fit after self-cal, rms=0.588490Jy sigma=0.001149 ! Inverting map and beam ! Estimated beam: bmin=2.852 mas, bmaj=6.657 mas, bpa=-2.617 degrees ! Estimated noise=846.948 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00111803 Jy ! Component: 100 - total flux cleaned = 0.00255764 Jy ! Component: 150 - total flux cleaned = 0.00355748 Jy ! Component: 200 - total flux cleaned = 0.00434626 Jy ! Total flux subtracted in 200 components = 0.00434626 Jy ! Clean residual min=-0.004358 max=0.004811 Jy/beam ! Clean residual mean=0.000144 rms=0.001123 Jy/beam ! Combined flux in latest and established models = 1.87895 Jy ! Performing phase self-cal ! Adding 36 model components to the UV plane model. ! The established model now contains 275 components and 1.87895 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.588283Jy sigma=0.001147 ! Fit after self-cal, rms=0.588243Jy sigma=0.001147 ! Inverting map ! Added new window around map position (5.5, 23.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00160998 Jy ! Component: 100 - total flux cleaned = 0.00175719 Jy ! Component: 150 - total flux cleaned = 0.00190201 Jy ! Component: 200 - total flux cleaned = 0.00218738 Jy ! Total flux subtracted in 200 components = 0.00218738 Jy ! Clean residual min=-0.004035 max=0.004622 Jy/beam ! Clean residual mean=0.000116 rms=0.001080 Jy/beam ! Combined flux in latest and established models = 1.88114 Jy ! Performing phase self-cal ! Adding 43 model components to the UV plane model. ! The established model now contains 291 components and 1.88114 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.588063Jy sigma=0.001145 ! Fit after self-cal, rms=0.587975Jy sigma=0.001145 ! Inverting map ! Added new window around map position (-6.5, -10.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -3.48449e-05 Jy ! Component: 100 - total flux cleaned = 0.000433288 Jy ! Component: 150 - total flux cleaned = 0.000430464 Jy ! Component: 200 - total flux cleaned = 0.000569859 Jy ! Total flux subtracted in 200 components = 0.000569859 Jy ! Clean residual min=-0.003851 max=0.003798 Jy/beam ! Clean residual mean=0.000108 rms=0.001032 Jy/beam ! Combined flux in latest and established models = 1.88171 Jy ! Performing phase self-cal ! Adding 37 model components to the UV plane model. ! The established model now contains 306 components and 1.88171 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.587776Jy sigma=0.001144 ! Fit after self-cal, rms=0.587667Jy sigma=0.001144 ! Inverting map ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.587667Jy sigma=0.001144 ! Fit after self-cal, rms=0.404543Jy sigma=0.001144 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=2.183 mas, bmaj=5.659 mas, bpa=-1.303 degrees ! Estimated noise=1261.48 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.946729 Jy ! Component: 100 - total flux cleaned = 1.2799 Jy ! Component: 150 - total flux cleaned = 1.44735 Jy ! Component: 200 - total flux cleaned = 1.54719 Jy ! Total flux subtracted in 200 components = 1.54719 Jy ! Clean residual min=-0.017124 max=0.052166 Jy/beam ! Clean residual mean=0.000889 rms=0.006487 Jy/beam ! Combined flux in latest and established models = 1.54719 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 23 model components to the UV plane model. ! The established model now contains 23 components and 1.54719 Jy ! Inverting map and beam ! Estimated beam: bmin=2.853 mas, bmaj=6.627 mas, bpa=-2.575 degrees ! Estimated noise=846.717 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 = 0.104279 Jy ! Component: 100 - total flux cleaned = 0.164021 Jy ! Component: 150 - total flux cleaned = 0.201474 Jy ! Component: 200 - total flux cleaned = 0.227043 Jy ! Total flux subtracted in 200 components = 0.227043 Jy ! Clean residual min=-0.006330 max=0.018528 Jy/beam ! Clean residual mean=0.001463 rms=0.002759 Jy/beam ! Combined flux in latest and established models = 1.77424 Jy ! Adding 40 model components to the UV plane model. ! The established model now contains 56 components and 1.77424 Jy ! Inverting map ! Added new window around map position (2.5, 8.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0197385 Jy ! Component: 100 - total flux cleaned = 0.0329147 Jy ! Component: 150 - total flux cleaned = 0.0430338 Jy ! Component: 200 - total flux cleaned = 0.0517585 Jy ! Total flux subtracted in 200 components = 0.0517585 Jy ! Clean residual min=-0.005777 max=0.008018 Jy/beam ! Clean residual mean=0.000798 rms=0.001635 Jy/beam ! Combined flux in latest and established models = 1.826 Jy ! Adding 39 model components to the UV plane model. ! The established model now contains 87 components and 1.826 Jy ! Inverting map ! Added new window around map position (-0.5, -6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00842587 Jy ! Component: 100 - total flux cleaned = 0.0153093 Jy ! Component: 150 - total flux cleaned = 0.0206119 Jy ! Component: 200 - total flux cleaned = 0.0253114 Jy ! Total flux subtracted in 200 components = 0.0253114 Jy ! Clean residual min=-0.005660 max=0.005438 Jy/beam ! Clean residual mean=0.000487 rms=0.001434 Jy/beam ! Combined flux in latest and established models = 1.85131 Jy ! Adding 49 model components to the UV plane model. ! The established model now contains 117 components and 1.85131 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=7.435 mas, bmaj=14.97 mas, bpa=-2.66 degrees ! Estimated noise=1071.29 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00698893 Jy ! Component: 100 - total flux cleaned = 0.0121587 Jy ! Component: 150 - total flux cleaned = 0.0163308 Jy ! Component: 200 - total flux cleaned = 0.0198699 Jy ! Total flux subtracted in 200 components = 0.0198699 Jy ! Clean residual min=-0.003306 max=0.004191 Jy/beam ! Clean residual mean=0.000555 rms=0.001098 Jy/beam ! Combined flux in latest and established models = 1.87118 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 = 0.00235637 Jy ! Component: 100 - total flux cleaned = 0.00404009 Jy ! Component: 150 - total flux cleaned = 0.00538043 Jy ! Component: 200 - total flux cleaned = 0.00653166 Jy ! Total flux subtracted in 200 components = 0.00653166 Jy ! Clean residual min=-0.003113 max=0.003711 Jy/beam ! Clean residual mean=0.000392 rms=0.000967 Jy/beam ! Combined flux in latest and established models = 1.87771 Jy ! Adding 106 model components to the UV plane model. ! The established model now contains 222 components and 1.87771 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=2.853 mas, bmaj=6.627 mas, bpa=-2.575 degrees ! Estimated noise=846.717 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000188364 Jy ! Component: 100 - total flux cleaned = 0.000809574 Jy ! Component: 150 - total flux cleaned = 0.00178 Jy ! Component: 200 - total flux cleaned = 0.00233888 Jy ! Total flux subtracted in 200 components = 0.00233888 Jy ! Clean residual min=-0.005214 max=0.004549 Jy/beam ! Clean residual mean=0.000151 rms=0.001210 Jy/beam ! Combined flux in latest and established models = 1.88005 Jy selfcal ! Performing phase self-cal ! Adding 44 model components to the UV plane model. ! The established model now contains 247 components and 1.88005 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.405317Jy sigma=0.001149 ! Fit after self-cal, rms=0.405064Jy sigma=0.001148 wmodel J2246-1206_S_1999_12_20_pus_map.mod ! Writing 247 model components to file: J2246-1206_S_1999_12_20_pus_map.mod wobs J2246-1206_S_1999_12_20_pus_uvs.fits ! Writing UV FITS file: J2246-1206_S_1999_12_20_pus_uvs.fits wwins J2246-1206_S_1999_12_20_pus_map.win ! wwins: Wrote 12 windows to J2246-1206_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 = -0.000217569 Jy ! Component: 100 - total flux cleaned = 1.8798e-05 Jy ! Component: 150 - total flux cleaned = 9.51887e-05 Jy ! Component: 200 - total flux cleaned = 0.000315511 Jy ! Component: 250 - total flux cleaned = 0.000598844 Jy ! Component: 300 - total flux cleaned = 0.000667338 Jy ! Component: 350 - total flux cleaned = 0.000937067 Jy ! Component: 400 - total flux cleaned = 0.00133306 Jy ! Component: 450 - total flux cleaned = 0.00165819 Jy ! Component: 500 - total flux cleaned = 0.00197826 Jy ! Component: 550 - total flux cleaned = 0.00210399 Jy ! Component: 600 - total flux cleaned = 0.00235295 Jy ! Component: 650 - total flux cleaned = 0.00247609 Jy ! Component: 700 - total flux cleaned = 0.00271948 Jy ! Component: 750 - total flux cleaned = 0.00295959 Jy ! Component: 800 - total flux cleaned = 0.0030186 Jy ! Component: 850 - total flux cleaned = 0.00319552 Jy ! Component: 900 - total flux cleaned = 0.00325414 Jy ! Component: 950 - total flux cleaned = 0.0034277 Jy ! Component: 1000 - total flux cleaned = 0.00354245 Jy ! Component: 1050 - total flux cleaned = 0.00376844 Jy ! Component: 1100 - total flux cleaned = 0.00388043 Jy ! Component: 1150 - total flux cleaned = 0.00387974 Jy ! Component: 1200 - total flux cleaned = 0.00404627 Jy ! Component: 1250 - total flux cleaned = 0.00410084 Jy ! Component: 1300 - total flux cleaned = 0.0043184 Jy ! Component: 1350 - total flux cleaned = 0.00437244 Jy ! Component: 1400 - total flux cleaned = 0.00458672 Jy ! Component: 1450 - total flux cleaned = 0.00458667 Jy ! Component: 1500 - total flux cleaned = 0.00469264 Jy ! Component: 1550 - total flux cleaned = 0.00479756 Jy ! Component: 1600 - total flux cleaned = 0.00484991 Jy ! Component: 1650 - total flux cleaned = 0.00490212 Jy ! Component: 1700 - total flux cleaned = 0.00505696 Jy ! Component: 1750 - total flux cleaned = 0.0051594 Jy ! Component: 1800 - total flux cleaned = 0.00526146 Jy ! Component: 1850 - total flux cleaned = 0.0053628 Jy ! Component: 1900 - total flux cleaned = 0.00546317 Jy ! Component: 1950 - total flux cleaned = 0.00536379 Jy ! Component: 2000 - total flux cleaned = 0.00556248 Jy ! Total flux subtracted in 2048 components = 0.00556256 Jy ! Clean residual min=-0.002514 max=0.002893 Jy/beam ! Clean residual mean=0.000101 rms=0.000952 Jy/beam ! Combined flux in latest and established models = 1.88561 Jy keep ! Adding 138 model components to the UV plane model. ! The established model now contains 369 components and 1.88561 Jy ![Exited script file: muppet] wmap "J2246-1206_S_1999_12_20_pus\_map.fits" ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.853 x 6.627 at -2.575 degrees (North through East) ! Clean map min=-0.0047392 max=1.2631 Jy/beam ! Writing clean map to FITS file: J2246-1206_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 1.26305 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000951844 device "J2246-1206_S_1999_12_20_pus\_map.eps/VPS" ! Attempting to open device: 'J2246-1206_S_1999_12_20_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.226082 0.226082 0.452163 0.904326 1.80865 3.61731 7.23461 14.4692 28.9384 57.8769 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0028 print "peak=",int(1000*peak_flux)/1000 ! peak= 1.263 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.853 x 6.627 at -2.575 degrees (North through East) ! Clean map min=-0.0047392 max=1.2631 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J2246-1206_S_1999_12_20_pus\_map.gif/vgif" ! Attempting to open device: 'J2246-1206_S_1999_12_20_pus_map.gif/vgif' mapplot cln quit ! Quitting program ! Log file J2246-1206_S_1999_12_20_pus_uvs.log closed on Thu Dec 20 15:41:32 2007