! Started logfile: J2146-1525_X_2011_06_28_pus_uvs.log on Sat Apr 21 13:09:22 2012 obs J2146-1525_X_2011_06_28_pus_uva.fits ! Reading UV FITS file: J2146-1525_X_2011_06_28_pus_uva.fits ! AN table 1: 203 integrations on 153 of 153 possible baselines. ! AN table 2: 131 integrations on 153 of 153 possible baselines. ! AN table 3: 225 integrations on 153 of 153 possible baselines. ! AN table 4: 387 integrations on 153 of 153 possible baselines. ! AN table 5: 106 integrations on 153 of 153 possible baselines. ! Apparent sampling: 0.0746974 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J2146-1525 ! ! There are 4 IFs, and a total of 4 channels: ! ! IF Channel Frequency Freq offset Number of Overall IF ! origin at origin per channel channels bandwidth ! ------------------------------------------------------------- (Hz) ! 01 1 8.40997e+09 8e+06 1 8e+06 ! 02 2 8.47997e+09 8e+06 1 8e+06 ! 03 3 8.79497e+09 8e+06 1 8e+06 ! 04 4 8.89997e+09 8e+06 1 8e+06 ! ! Polarization(s): RR ! ! Read 5249 lines of history. ! ! Reading 48092 visibilities. select I ! Polarization I is unavailable. ! Selecting polarization: RR, channels: 1..4 ! Reading IF 1 channels: 1..1 ! Reading IF 2 channels: 2..2 ! Reading IF 3 channels: 3..3 ! Reading IF 4 channels: 4..4 print "field_size =",field_size ! field_size = 512 print "field_cell =",field_cell ! field_cell = 0.2 print "taper_size =",taper_size ! taper_size = 70 ![@muppet J2146-1525_X_2011_06_28_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 0.200x0.200 milli-arcsec cellsize. startmod ! Applying default point source starting model. ! Performing phase self-cal ! Adding 1 model components to the UV plane model. ! The established model now contains 1 components and 1 Jy ! ! Correcting IF 1. ! A total of 2994 telescope corrections were flagged in sub-array 1. ! A total of 2241 telescope corrections were flagged in sub-array 2. ! A total of 3821 telescope corrections were flagged in sub-array 3. ! A total of 4694 telescope corrections were flagged in sub-array 4. ! A total of 1863 telescope corrections were flagged in sub-array 5. ! ! Correcting IF 2. ! A total of 2994 telescope corrections were flagged in sub-array 1. ! A total of 2241 telescope corrections were flagged in sub-array 2. ! A total of 3821 telescope corrections were flagged in sub-array 3. ! A total of 4694 telescope corrections were flagged in sub-array 4. ! A total of 1863 telescope corrections were flagged in sub-array 5. ! ! Correcting IF 3. ! A total of 2994 telescope corrections were flagged in sub-array 1. ! A total of 2241 telescope corrections were flagged in sub-array 2. ! A total of 3821 telescope corrections were flagged in sub-array 3. ! A total of 4694 telescope corrections were flagged in sub-array 4. ! A total of 1860 telescope corrections were flagged in sub-array 5. ! ! Correcting IF 4. ! A total of 2994 telescope corrections were flagged in sub-array 1. ! A total of 2241 telescope corrections were flagged in sub-array 2. ! A total of 3821 telescope corrections were flagged in sub-array 3. ! A total of 4694 telescope corrections were flagged in sub-array 4. ! A total of 1863 telescope corrections were flagged in sub-array 5. ! ! Fit before self-cal, rms=0.667467Jy sigma=0.005733 ! Fit after self-cal, rms=0.560776Jy sigma=0.005070 ! 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 ! Your choice of large map pixels excluded 6.72% of the data. ! The x-axis pixel size should ideally be below 0.1646 milli-arcsec ! Estimated beam: bmin=0.5638 mas, bmaj=1.094 mas, bpa=3.705 degrees ! Estimated noise=790.014 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 = 0.381009 Jy ! Component: 100 - total flux cleaned = 0.476323 Jy ! Total flux subtracted in 100 components = 0.476323 Jy ! Clean residual min=-0.011463 max=0.036461 Jy/beam ! Clean residual mean=0.000011 rms=0.003393 Jy/beam ! Combined flux in latest and established models = 0.476323 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 8 components and 0.476323 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.196323Jy sigma=0.001544 ! Fit after self-cal, rms=0.196253Jy sigma=0.001543 ! Inverting map ! Your choice of large map pixels excluded 6.72% of the data. ! The x-axis pixel size should ideally be below 0.1646 milli-arcsec ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.039602 Jy ! Component: 100 - total flux cleaned = 0.0610897 Jy ! Total flux subtracted in 100 components = 0.0610897 Jy ! Clean residual min=-0.010593 max=0.012847 Jy/beam ! Clean residual mean=0.000005 rms=0.002051 Jy/beam ! Combined flux in latest and established models = 0.537413 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 13 components and 0.537413 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.187865Jy sigma=0.001407 ! Fit after self-cal, rms=0.187824Jy sigma=0.001406 ! Inverting map ! Your choice of large map pixels excluded 6.72% of the data. ! The x-axis pixel size should ideally be below 0.1646 milli-arcsec ! Added new window around map position (0.4, 1). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0136359 Jy ! Component: 100 - total flux cleaned = 0.0221501 Jy ! Total flux subtracted in 100 components = 0.0221501 Jy ! Clean residual min=-0.010028 max=0.010544 Jy/beam ! Clean residual mean=0.000003 rms=0.001816 Jy/beam ! Combined flux in latest and established models = 0.559563 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 18 components and 0.559563 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.186513Jy sigma=0.001388 ! Fit after self-cal, rms=0.186406Jy sigma=0.001387 ! Inverting map ! Your choice of large map pixels excluded 6.72% of the data. ! The x-axis pixel size should ideally be below 0.1646 milli-arcsec ! Added new window around map position (1, 2.2). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00925978 Jy ! Component: 100 - total flux cleaned = 0.0115319 Jy ! Total flux subtracted in 100 components = 0.0115319 Jy ! Clean residual min=-0.009000 max=0.009074 Jy/beam ! Clean residual mean=0.000003 rms=0.001684 Jy/beam ! Combined flux in latest and established models = 0.571095 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 23 components and 0.571095 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.185825Jy sigma=0.001380 ! Fit after self-cal, rms=0.185768Jy sigma=0.001380 ! Inverting map ! Your choice of large map pixels excluded 6.72% of the data. ! The x-axis pixel size should ideally be below 0.1646 milli-arcsec 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 ! Your choice of large map pixels excluded 6.72% of the data. ! The x-axis pixel size should ideally be below 0.1646 milli-arcsec ! Estimated beam: bmin=0.6988 mas, bmaj=1.319 mas, bpa=0.5857 degrees ! Estimated noise=366.324 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 (2.2, 3.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00932421 Jy ! Component: 100 - total flux cleaned = 0.0107148 Jy ! Component: 150 - total flux cleaned = 0.0107285 Jy ! Component: 200 - total flux cleaned = 0.0109043 Jy ! Total flux subtracted in 200 components = 0.0109043 Jy ! Clean residual min=-0.007897 max=0.005890 Jy/beam ! Clean residual mean=-0.000060 rms=0.001351 Jy/beam ! Combined flux in latest and established models = 0.581999 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 34 components and 0.581999 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.185017Jy sigma=0.001375 ! Fit after self-cal, rms=0.185005Jy sigma=0.001375 ! Inverting map ! Your choice of large map pixels excluded 6.72% of the data. ! The x-axis pixel size should ideally be below 0.1646 milli-arcsec print "************** FINISHED NATURAL WEIGHTING CLEAN **************" ! ************** FINISHED NATURAL WEIGHTING CLEAN ************** ! gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 369 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 1.02 FT 1.00* HH 0.98 ! HN 1.00* KK 1.00 KP 1.02 MC 0.99 ! MK 0.97 NL 1.00* NY 1.00* OV 1.01 ! PT 0.99 SC 1.00* SH 1.13 TS 0.96 ! WF 1.00* WZ 0.99 ! ! A total of 117 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.00* FD 0.00* FT 0.00* HH 0.00* ! HN 0.00* KK 0.00* KP 0.00* MC 0.00* ! MK 0.00* NL 0.00* NY 0.00* OV 0.00* ! PT 0.00* SC 0.00* SH 0.00* TS 0.00* ! WF 0.00* WZ 0.00* ! ! A total of 24 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.93 FD 0.99 FT 1.00* HH 1.00* ! HN 1.00* KK 0.96 KP 1.02 MC 1.00* ! MK 0.98 NL 1.03 NY 1.00* OV 0.94 ! PT 0.99 SC 1.00* SH 0.94 TS 1.03 ! WF 1.00* WZ 1.00* ! ! A total of 36 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 0.95 FD 1.00 FT 1.00* HH 1.07 ! HN 0.99 KK 0.98 KP 1.03 MC 1.05 ! MK 0.99 NL 0.99 NY 1.00* OV 0.98 ! PT 0.99 SC 0.97 SH 1.00* TS 1.00* ! WF 1.06 WZ 1.00* ! ! A total of 45 telescope corrections were flagged in sub-array 5. ! Telescope amplitude corrections in sub-array 5: ! BR 0.00* FD 0.00* FT 0.00* HH 0.00* ! HN 0.00* KK 0.00* KP 0.00* MC 0.00* ! MK 0.00* NL 0.00* NY 0.00* OV 0.00* ! PT 0.00* SC 0.00* SH 0.00* TS 0.00* ! WF 0.00* WZ 0.00* ! ! ! Correcting IF 2. ! A total of 369 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 1.01 FT 1.00* HH 0.97 ! HN 1.00* KK 0.93 KP 0.96 MC 1.09 ! MK 0.98 NL 1.00* NY 1.00* OV 1.04 ! PT 0.99 SC 1.00* SH 1.12 TS 1.00 ! WF 1.00* WZ 0.97 ! ! A total of 117 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.00* FD 0.00* FT 0.00* HH 0.00* ! HN 0.00* KK 0.00* KP 0.00* MC 0.00* ! MK 0.00* NL 0.00* NY 0.00* OV 0.00* ! PT 0.00* SC 0.00* SH 0.00* TS 0.00* ! WF 0.00* WZ 0.00* ! ! A total of 24 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.97 FD 0.97 FT 1.00* HH 1.00* ! HN 1.00* KK 0.93 KP 1.01 MC 1.00* ! MK 0.97 NL 1.08 NY 1.00* OV 0.97 ! PT 1.01 SC 1.00* SH 1.01 TS 1.08 ! WF 1.00* WZ 1.00* ! ! A total of 36 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 1.00 FD 0.96 FT 1.00* HH 1.14 ! HN 1.01 KK 0.95 KP 1.01 MC 1.04 ! MK 0.96 NL 1.03 NY 1.00* OV 1.01 ! PT 1.01 SC 0.99 SH 1.00* TS 1.00* ! WF 1.00 WZ 1.00* ! ! A total of 45 telescope corrections were flagged in sub-array 5. ! Telescope amplitude corrections in sub-array 5: ! BR 0.00* FD 0.00* FT 0.00* HH 0.00* ! HN 0.00* KK 0.00* KP 0.00* MC 0.00* ! MK 0.00* NL 0.00* NY 0.00* OV 0.00* ! PT 0.00* SC 0.00* SH 0.00* TS 0.00* ! WF 0.00* WZ 0.00* ! ! ! Correcting IF 3. ! A total of 369 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 1.06 FT 1.00* HH 1.02 ! HN 1.00* KK 1.01 KP 1.00 MC 0.99 ! MK 0.95 NL 1.00* NY 1.00* OV 1.04 ! PT 0.93 SC 1.00* SH 1.31 TS 1.02 ! WF 1.00* WZ 1.01 ! ! A total of 117 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.00* FD 0.00* FT 0.00* HH 0.00* ! HN 0.00* KK 0.00* KP 0.00* MC 0.00* ! MK 0.00* NL 0.00* NY 0.00* OV 0.00* ! PT 0.00* SC 0.00* SH 0.00* TS 0.00* ! WF 0.00* WZ 0.00* ! ! A total of 24 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.98 FD 1.01 FT 1.00* HH 1.00* ! HN 1.00* KK 1.02 KP 1.01 MC 1.00* ! MK 0.92 NL 1.02 NY 1.00* OV 0.96 ! PT 0.97 SC 1.00* SH 1.00 TS 1.01 ! WF 1.00* WZ 1.00* ! ! A total of 36 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 0.97 FD 1.01 FT 1.00* HH 1.11 ! HN 0.99 KK 0.98 KP 1.02 MC 1.08 ! MK 0.97 NL 0.98 NY 1.00* OV 0.99 ! PT 0.99 SC 1.00 SH 1.00* TS 1.00* ! WF 1.05 WZ 1.00* ! ! A total of 48 telescope corrections were flagged in sub-array 5. ! Telescope amplitude corrections in sub-array 5: ! BR 0.00* FD 0.00* FT 0.00* HH 0.00* ! HN 0.00* KK 0.00* KP 0.00* MC 0.00* ! MK 0.00* NL 0.00* NY 0.00* OV 0.00* ! PT 0.00* SC 0.00* SH 0.00* TS 0.00* ! WF 0.00* WZ 0.00* ! ! ! Correcting IF 4. ! A total of 369 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 FD 1.03 FT 1.00* HH 0.91 ! HN 1.00* KK 0.99 KP 0.98 MC 1.00 ! MK 1.04 NL 1.00* NY 1.00* OV 1.05 ! PT 1.00 SC 1.00* SH 1.15 TS 0.95 ! WF 1.00* WZ 1.03 ! ! A total of 117 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.00* FD 0.00* FT 0.00* HH 0.00* ! HN 0.00* KK 0.00* KP 0.00* MC 0.00* ! MK 0.00* NL 0.00* NY 0.00* OV 0.00* ! PT 0.00* SC 0.00* SH 0.00* TS 0.00* ! WF 0.00* WZ 0.00* ! ! A total of 24 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.97 FD 1.06 FT 1.00* HH 1.00* ! HN 1.00* KK 0.99 KP 0.99 MC 1.00* ! MK 0.99 NL 1.09 NY 1.00* OV 0.97 ! PT 1.01 SC 1.00* SH 1.00 TS 1.01 ! WF 1.00* WZ 1.00* ! ! A total of 36 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 1.04 FD 1.01 FT 1.00* HH 1.05 ! HN 0.99 KK 0.99 KP 0.99 MC 1.05 ! MK 1.01 NL 1.00 NY 1.00* OV 1.03 ! PT 1.00 SC 1.01 SH 1.00* TS 1.00* ! WF 1.03 WZ 1.00* ! ! A total of 45 telescope corrections were flagged in sub-array 5. ! Telescope amplitude corrections in sub-array 5: ! BR 0.00* FD 0.00* FT 0.00* HH 0.00* ! HN 0.00* KK 0.00* KP 0.00* MC 0.00* ! MK 0.00* NL 0.00* NY 0.00* OV 0.00* ! PT 0.00* SC 0.00* SH 0.00* TS 0.00* ! WF 0.00* WZ 0.00* ! ! ! Fit before self-cal, rms=0.185005Jy sigma=0.001375 ! Fit after self-cal, rms=0.190561Jy sigma=0.001368 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Your choice of large map pixels excluded 6.94% of the data. ! The x-axis pixel size should ideally be below 0.1646 milli-arcsec ! Estimated beam: bmin=0.6923 mas, bmaj=1.571 mas, bpa=-0.6565 degrees ! Estimated noise=373.366 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 = 0.000667307 Jy ! Component: 100 - total flux cleaned = 0.00055348 Jy ! Component: 150 - total flux cleaned = 0.000452827 Jy ! Component: 200 - total flux cleaned = 0.000362306 Jy ! Total flux subtracted in 200 components = 0.000362306 Jy ! Clean residual min=-0.005535 max=0.004496 Jy/beam ! Clean residual mean=0.000065 rms=0.001093 Jy/beam ! Combined flux in latest and established models = 0.582362 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 41 components and 0.582362 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.190383Jy sigma=0.001367 ! Fit after self-cal, rms=0.190473Jy sigma=0.001367 ! Inverting map ! Your choice of large map pixels excluded 6.94% of the data. ! The x-axis pixel size should ideally be below 0.1646 milli-arcsec 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=0.190473Jy sigma=0.001367 ! Fit after self-cal, rms=0.197925Jy sigma=0.001360 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 6.94% of the data. ! The x-axis pixel size should ideally be below 0.1646 milli-arcsec ! Estimated beam: bmin=0.6929 mas, bmaj=1.576 mas, bpa=-0.7038 degrees ! Estimated noise=374.314 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00221223 Jy ! Component: 100 - total flux cleaned = 0.00230843 Jy ! Component: 150 - total flux cleaned = 0.00231201 Jy ! Component: 200 - total flux cleaned = 0.00224762 Jy ! Total flux subtracted in 200 components = 0.00224762 Jy ! Clean residual min=-0.003197 max=0.004287 Jy/beam ! Clean residual mean=0.000102 rms=0.000746 Jy/beam ! Combined flux in latest and established models = 0.584609 Jy selfcal ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 57 components and 0.584609 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.197835Jy sigma=0.001359 ! Fit after self-cal, rms=0.197980Jy sigma=0.001359 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 6.94% of the data. ! The x-axis pixel size should ideally be below 0.1646 milli-arcsec 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 (9, 6.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00410562 Jy ! Component: 100 - total flux cleaned = 0.00630989 Jy ! Component: 150 - total flux cleaned = 0.00727095 Jy ! Component: 200 - total flux cleaned = 0.00776474 Jy ! Total flux subtracted in 200 components = 0.00776474 Jy ! Clean residual min=-0.002564 max=0.002346 Jy/beam ! Clean residual mean=0.000067 rms=0.000615 Jy/beam ! Combined flux in latest and established models = 0.592374 Jy ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 75 components and 0.592374 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.197893Jy sigma=0.001358 ! Fit after self-cal, rms=0.197882Jy sigma=0.001358 ! Inverting map ! Your choice of large map pixels excluded 6.94% of the data. ! The x-axis pixel size should ideally be below 0.1646 milli-arcsec 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=0.197882Jy sigma=0.001358 ! Fit after self-cal, rms=0.199713Jy sigma=0.001358 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 6.94% of the data. ! The x-axis pixel size should ideally be below 0.1646 milli-arcsec ! Estimated beam: bmin=0.6931 mas, bmaj=1.58 mas, bpa=-0.7727 degrees ! Estimated noise=374.405 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00144214 Jy ! Component: 100 - total flux cleaned = 0.00186051 Jy ! Component: 150 - total flux cleaned = 0.00228294 Jy ! Component: 200 - total flux cleaned = 0.0025541 Jy ! Total flux subtracted in 200 components = 0.0025541 Jy ! Clean residual min=-0.002246 max=0.002256 Jy/beam ! Clean residual mean=0.000096 rms=0.000575 Jy/beam ! Combined flux in latest and established models = 0.594928 Jy selfcal ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 81 components and 0.594928 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.199663Jy sigma=0.001357 ! Fit after self-cal, rms=0.199682Jy sigma=0.001357 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 6.94% of the data. ! The x-axis pixel size should ideally be below 0.1646 milli-arcsec 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 = 0.000440754 Jy ! Component: 100 - total flux cleaned = 0.000681293 Jy ! Component: 150 - total flux cleaned = 0.000902472 Jy ! Component: 200 - total flux cleaned = 0.00106766 Jy ! Total flux subtracted in 200 components = 0.00106766 Jy ! Clean residual min=-0.002160 max=0.002116 Jy/beam ! Clean residual mean=0.000091 rms=0.000561 Jy/beam ! Combined flux in latest and established models = 0.595996 Jy ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 84 components and 0.595996 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.199654Jy sigma=0.001357 ! Fit after self-cal, rms=0.199650Jy sigma=0.001357 ! Inverting map ! Your choice of large map pixels excluded 6.94% of the data. ! The x-axis pixel size should ideally be below 0.1646 milli-arcsec uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 70 mega-wavelengths. win_mult = win_mult * 1.2 selfcal true, true, soltime2 ! Performing amp+phase self-cal over 20 minute time intervals ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.199650Jy sigma=0.001357 ! Fit after self-cal, rms=0.200132Jy sigma=0.001357 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 6.94% of the data. ! The x-axis pixel size should ideally be below 0.1646 milli-arcsec ! Estimated beam: bmin=2.026 mas, bmaj=4.004 mas, bpa=-2.401 degrees ! Estimated noise=474.828 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00182209 Jy ! Component: 100 - total flux cleaned = 0.00239325 Jy ! Component: 150 - total flux cleaned = 0.00264606 Jy ! Component: 200 - total flux cleaned = 0.00284612 Jy ! Total flux subtracted in 200 components = 0.00284612 Jy ! Clean residual min=-0.002609 max=0.002075 Jy/beam ! Clean residual mean=0.000227 rms=0.000692 Jy/beam ! Combined flux in latest and established models = 0.598842 Jy selfcal ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 98 components and 0.598842 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.200127Jy sigma=0.001357 ! Fit after self-cal, rms=0.200128Jy sigma=0.001357 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 6.94% of the data. ! The x-axis pixel size should ideally be below 0.1646 milli-arcsec 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 = 0.000360636 Jy ! Component: 100 - total flux cleaned = 0.000522641 Jy ! Component: 150 - total flux cleaned = 0.000667076 Jy ! Component: 200 - total flux cleaned = 0.000758312 Jy ! Total flux subtracted in 200 components = 0.000758312 Jy ! Clean residual min=-0.002542 max=0.002032 Jy/beam ! Clean residual mean=0.000218 rms=0.000689 Jy/beam ! Combined flux in latest and established models = 0.5996 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 101 components and 0.5996 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.200125Jy sigma=0.001357 ! Fit after self-cal, rms=0.200122Jy sigma=0.001357 ! Inverting map ! Your choice of large map pixels excluded 6.94% of the data. ! The x-axis pixel size should ideally be below 0.1646 milli-arcsec 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 ! Your choice of large map pixels excluded 6.94% of the data. ! The x-axis pixel size should ideally be below 0.1646 milli-arcsec ! Estimated beam: bmin=0.6932 mas, bmaj=1.58 mas, bpa=-0.7777 degrees ! Estimated noise=374.425 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.6932 x 1.58 at -0.7777 degrees (North through East) ! Clean map min=-0.0020568 max=0.49159 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 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 ! Your choice of large map pixels excluded 6.94% of the data. ! The x-axis pixel size should ideally be below 0.1646 milli-arcsec ! Estimated beam: bmin=0.5606 mas, bmaj=1.294 mas, bpa=3.713 degrees ! Estimated noise=813.141 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.385726 Jy ! Component: 100 - total flux cleaned = 0.48255 Jy ! Component: 150 - total flux cleaned = 0.520826 Jy ! Component: 200 - total flux cleaned = 0.540813 Jy ! Total flux subtracted in 200 components = 0.540813 Jy ! Clean residual min=-0.006417 max=0.010516 Jy/beam ! Clean residual mean=0.000018 rms=0.001583 Jy/beam ! Combined flux in latest and established models = 0.540813 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 16 model components to the UV plane model. ! The established model now contains 16 components and 0.540813 Jy ! Inverting map and beam ! Your choice of large map pixels excluded 6.94% of the data. ! The x-axis pixel size should ideally be below 0.1646 milli-arcsec ! Estimated beam: bmin=0.6932 mas, bmaj=1.58 mas, bpa=-0.7777 degrees ! Estimated noise=374.425 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 = 0.0165319 Jy ! Component: 100 - total flux cleaned = 0.0264703 Jy ! Component: 150 - total flux cleaned = 0.0332062 Jy ! Component: 200 - total flux cleaned = 0.0382506 Jy ! Total flux subtracted in 200 components = 0.0382506 Jy ! Clean residual min=-0.002681 max=0.003179 Jy/beam ! Clean residual mean=0.000177 rms=0.000755 Jy/beam ! Combined flux in latest and established models = 0.579064 Jy ! Adding 32 model components to the UV plane model. ! The established model now contains 41 components and 0.579064 Jy ! Inverting map ! Your choice of large map pixels excluded 6.94% of the data. ! The x-axis pixel size should ideally be below 0.1646 milli-arcsec uvw 0,2 ! Uniform weighting is not currently selected. ! Amplitude error weighting is not currently selected. ! Radial weighting is not currently selected. clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 6.94% of the data. ! The x-axis pixel size should ideally be below 0.1646 milli-arcsec ! Estimated beam: bmin=0.625 mas, bmaj=1.294 mas, bpa=2.417 degrees ! Estimated noise=521.717 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00459195 Jy ! Component: 100 - total flux cleaned = 0.00818251 Jy ! Component: 150 - total flux cleaned = 0.011096 Jy ! Component: 200 - total flux cleaned = 0.0134723 Jy ! Total flux subtracted in 200 components = 0.0134723 Jy ! Clean residual min=-0.002921 max=0.003285 Jy/beam ! Clean residual mean=0.000174 rms=0.000737 Jy/beam ! Combined flux in latest and established models = 0.592536 Jy clean ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00144686 Jy ! Component: 100 - total flux cleaned = 0.0022963 Jy ! Component: 150 - total flux cleaned = 0.00287513 Jy ! Component: 200 - total flux cleaned = 0.00341007 Jy ! Total flux subtracted in 200 components = 0.00341007 Jy ! Clean residual min=-0.002827 max=0.003110 Jy/beam ! Clean residual mean=0.000130 rms=0.000712 Jy/beam ! Combined flux in latest and established models = 0.595946 Jy selfcal ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 61 components and 0.595946 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.200255Jy sigma=0.001358 ! Fit after self-cal, rms=0.200199Jy sigma=0.001357 wmodel J2146-1525_X_2011_06_28_pus_map.mod ! Writing 61 model components to file: J2146-1525_X_2011_06_28_pus_map.mod wobs J2146-1525_X_2011_06_28_pus_uvs.fits ! Writing UV FITS file: J2146-1525_X_2011_06_28_pus_uvs.fits wwins J2146-1525_X_2011_06_28_pus_map.win ! wwins: Wrote 5 windows to J2146-1525_X_2011_06_28_pus_map.win x = (field_size-8) * field_cell / 4 addwin -x,x,-x,x clean (field_size*4),0.01 ! Inverting map ! Your choice of large map pixels excluded 6.94% of the data. ! The x-axis pixel size should ideally be below 0.1646 milli-arcsec ! clean: niter=2048 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = 0.000862495 Jy ! Component: 100 - total flux cleaned = 0.00142714 Jy ! Component: 150 - total flux cleaned = 0.00201823 Jy ! Component: 200 - total flux cleaned = 0.00244886 Jy ! Component: 250 - total flux cleaned = 0.00291462 Jy ! Component: 300 - total flux cleaned = 0.0031873 Jy ! Component: 350 - total flux cleaned = 0.00340944 Jy ! Component: 400 - total flux cleaned = 0.00358374 Jy ! Component: 450 - total flux cleaned = 0.00379807 Jy ! Component: 500 - total flux cleaned = 0.00388246 Jy ! Component: 550 - total flux cleaned = 0.00388289 Jy ! Component: 600 - total flux cleaned = 0.00400613 Jy ! Component: 650 - total flux cleaned = 0.00404665 Jy ! Component: 700 - total flux cleaned = 0.0041265 Jy ! Component: 750 - total flux cleaned = 0.00420508 Jy ! Component: 800 - total flux cleaned = 0.00420502 Jy ! Component: 850 - total flux cleaned = 0.00424358 Jy ! Component: 900 - total flux cleaned = 0.00428139 Jy ! Component: 950 - total flux cleaned = 0.00431844 Jy ! Component: 1000 - total flux cleaned = 0.00435493 Jy ! Component: 1050 - total flux cleaned = 0.00431777 Jy ! Component: 1100 - total flux cleaned = 0.00428163 Jy ! Component: 1150 - total flux cleaned = 0.00431774 Jy ! Component: 1200 - total flux cleaned = 0.0043177 Jy ! Component: 1250 - total flux cleaned = 0.00435245 Jy ! Component: 1300 - total flux cleaned = 0.00431721 Jy ! Component: 1350 - total flux cleaned = 0.00428247 Jy ! Component: 1400 - total flux cleaned = 0.00424811 Jy ! Component: 1450 - total flux cleaned = 0.00431561 Jy ! Component: 1500 - total flux cleaned = 0.00421454 Jy ! Component: 1550 - total flux cleaned = 0.00421454 Jy ! Component: 1600 - total flux cleaned = 0.00424765 Jy ! Component: 1650 - total flux cleaned = 0.0042147 Jy ! Component: 1700 - total flux cleaned = 0.00418211 Jy ! Component: 1750 - total flux cleaned = 0.00424655 Jy ! Component: 1800 - total flux cleaned = 0.00415077 Jy ! Component: 1850 - total flux cleaned = 0.00421428 Jy ! Component: 1900 - total flux cleaned = 0.00421407 Jy ! Component: 1950 - total flux cleaned = 0.00424509 Jy ! Component: 2000 - total flux cleaned = 0.00424484 Jy ! Total flux subtracted in 2048 components = 0.00421408 Jy ! Clean residual min=-0.001942 max=0.001909 Jy/beam ! Clean residual mean=0.000058 rms=0.000524 Jy/beam ! Combined flux in latest and established models = 0.60016 Jy keep ! Adding 137 model components to the UV plane model. ! The established model now contains 198 components and 0.60016 Jy ![Exited script file: muppet] wmap "J2146-1525_X_2011_06_28_pus\_map.fits" ! Inverting map ! Your choice of large map pixels excluded 6.94% of the data. ! The x-axis pixel size should ideally be below 0.1646 milli-arcsec ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.625 x 1.294 at 2.417 degrees (North through East) ! Clean map min=-0.0019527 max=0.47848 Jy/beam ! Writing clean map to FITS file: J2146-1525_X_2011_06_28_pus_map.fits float peak_flux peak_flux = peak(flux,max) print "The peak flux is",peak_flux ! The peak flux is 0.478484 invert ! Inverting map ! Your choice of large map pixels excluded 6.94% of the data. ! The x-axis pixel size should ideally be below 0.1646 milli-arcsec float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000521161 device "J2146-1525_X_2011_06_28_pus\_map.eps/VPS" ! Attempting to open device: 'J2146-1525_X_2011_06_28_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.326757 0.326757 0.653515 1.30703 2.61406 5.22812 10.4562 20.9125 41.825 83.6499 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0015 print "peak=",int(1000*peak_flux)/1000 ! peak= 0.478 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.625 x 1.294 at 2.417 degrees (North through East) ! Clean map min=-0.0019527 max=0.47848 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J2146-1525_X_2011_06_28_pus\_map.gif/vgif" ! Attempting to open device: 'J2146-1525_X_2011_06_28_pus_map.gif/vgif' mapplot cln