! Started logfile: J1048+7143_X_2007_12_05_pus_uvs.log on Wed Sep 8 21:21:24 2010 obs J1048+7143_X_2007_12_05_pus_uva.fits ! Reading UV FITS file: J1048+7143_X_2007_12_05_pus_uva.fits ! AN table 1: 98 integrations on 136 of 136 possible baselines. ! AN table 2: 15 integrations on 136 of 136 possible baselines. ! AN table 3: 91 integrations on 136 of 136 possible baselines. ! Apparent sampling: 0.278583 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J1048+7143 ! ! 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 1502 lines of history. ! ! Reading 30916 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 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 595 telescope corrections were flagged in sub-array 1. ! A total of 219 telescope corrections were flagged in sub-array 2. ! A total of 1015 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 2. ! A total of 595 telescope corrections were flagged in sub-array 1. ! A total of 219 telescope corrections were flagged in sub-array 2. ! A total of 1015 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 3. ! A total of 595 telescope corrections were flagged in sub-array 1. ! A total of 219 telescope corrections were flagged in sub-array 2. ! A total of 1015 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 4. ! A total of 670 telescope corrections were flagged in sub-array 1. ! A total of 219 telescope corrections were flagged in sub-array 2. ! A total of 1015 telescope corrections were flagged in sub-array 3. ! ! Fit before self-cal, rms=0.821109Jy sigma=0.007449 ! Fit after self-cal, rms=0.616353Jy sigma=0.005425 ! 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 1.26% of the data. ! The y-axis pixel size should ideally be below 0.1749 milli-arcsec ! Estimated beam: bmin=0.4721 mas, bmaj=0.7741 mas, bpa=49.2 degrees ! Estimated noise=791.999 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 = 0.307785 Jy ! Component: 100 - total flux cleaned = 0.407892 Jy ! Total flux subtracted in 100 components = 0.407892 Jy ! Clean residual min=-0.015084 max=0.059425 Jy/beam ! Clean residual mean=0.000167 rms=0.004604 Jy/beam ! Combined flux in latest and established models = 0.407892 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 9 components and 0.407892 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.221576Jy sigma=0.001980 ! Fit after self-cal, rms=0.221218Jy sigma=0.001978 ! Inverting map ! Your choice of large map pixels excluded 1.26% of the data. ! The y-axis pixel size should ideally be below 0.1749 milli-arcsec ! Added new window around map position (0, -0.8). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0650106 Jy ! Component: 100 - total flux cleaned = 0.106932 Jy ! Total flux subtracted in 100 components = 0.106932 Jy ! Clean residual min=-0.012068 max=0.039700 Jy/beam ! Clean residual mean=0.000093 rms=0.003054 Jy/beam ! Combined flux in latest and established models = 0.514823 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 21 components and 0.514823 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.189395Jy sigma=0.001555 ! Fit after self-cal, rms=0.187915Jy sigma=0.001543 ! Inverting map ! Your choice of large map pixels excluded 1.26% of the data. ! The y-axis pixel size should ideally be below 0.1749 milli-arcsec ! Added new window around map position (0.8, -1.2). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0363761 Jy ! Component: 100 - total flux cleaned = 0.0600787 Jy ! Total flux subtracted in 100 components = 0.0600787 Jy ! Clean residual min=-0.008427 max=0.024833 Jy/beam ! Clean residual mean=0.000050 rms=0.002142 Jy/beam ! Combined flux in latest and established models = 0.574902 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 36 components and 0.574902 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.176093Jy sigma=0.001385 ! Fit after self-cal, rms=0.175187Jy sigma=0.001376 ! Inverting map ! Your choice of large map pixels excluded 1.26% of the data. ! The y-axis pixel size should ideally be below 0.1749 milli-arcsec ! Added new window around map position (-0.4, 1). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0218394 Jy ! Component: 100 - total flux cleaned = 0.0369237 Jy ! Total flux subtracted in 100 components = 0.0369237 Jy ! Clean residual min=-0.006416 max=0.010216 Jy/beam ! Clean residual mean=0.000024 rms=0.001634 Jy/beam ! Combined flux in latest and established models = 0.611825 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 50 components and 0.611826 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.170464Jy sigma=0.001313 ! Fit after self-cal, rms=0.170318Jy sigma=0.001312 ! Inverting map ! Your choice of large map pixels excluded 1.26% of the data. ! The y-axis pixel size should ideally be below 0.1749 milli-arcsec ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0120305 Jy ! Component: 100 - total flux cleaned = 0.0208015 Jy ! Total flux subtracted in 100 components = 0.0208015 Jy ! Clean residual min=-0.006119 max=0.007746 Jy/beam ! Clean residual mean=0.000010 rms=0.001476 Jy/beam ! Combined flux in latest and established models = 0.632627 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 54 components and 0.632627 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.168712Jy sigma=0.001290 ! Fit after self-cal, rms=0.168599Jy sigma=0.001289 ! Inverting map ! Your choice of large map pixels excluded 1.26% of the data. ! The y-axis pixel size should ideally be below 0.1749 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 1.26% of the data. ! The y-axis pixel size should ideally be below 0.1749 milli-arcsec ! Estimated beam: bmin=0.5684 mas, bmaj=1.062 mas, bpa=42.65 degrees ! Estimated noise=451.252 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 = 0.0142413 Jy ! Component: 100 - total flux cleaned = 0.0227801 Jy ! Component: 150 - total flux cleaned = 0.0282855 Jy ! Component: 200 - total flux cleaned = 0.0318642 Jy ! Total flux subtracted in 200 components = 0.0318642 Jy ! Clean residual min=-0.004936 max=0.007160 Jy/beam ! Clean residual mean=-0.000025 rms=0.001363 Jy/beam ! Combined flux in latest and established models = 0.664491 Jy ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 63 components and 0.664491 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.167470Jy sigma=0.001273 ! Fit after self-cal, rms=0.167389Jy sigma=0.001272 ! Inverting map ! Your choice of large map pixels excluded 1.26% of the data. ! The y-axis pixel size should ideally be below 0.1749 milli-arcsec print "************** FINISHED NATURAL WEIGHTING CLEAN **************" ! ************** FINISHED NATURAL WEIGHTING CLEAN ************** ! gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.94 FD 0.98 HH 1.00* HN 1.09 ! KB 1.00* KP 0.99 LA 0.98 MK 1.04 ! NL 1.06 NY 0.92 ON 1.00* OV 0.98 ! PT 0.97 SV 1.00* TS 1.00* WZ 1.11 ! ZC 0.99 ! ! A total of 36 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.00* FD 0.00* HH 0.00* HN 0.00* ! KB 0.00* KP 0.00* LA 0.00* MK 0.00* ! NL 0.00* NY 0.00* ON 0.00* OV 0.00* ! PT 0.00* SV 0.00* TS 0.00* WZ 0.00* ! ZC 0.00* ! ! A total of 36 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.91 FD 0.99 HH 1.00* HN 1.09 ! KB 1.02 KP 0.99 LA 0.97 MK 1.00* ! NL 1.05 NY 0.89 ON 1.02 OV 0.97 ! PT 0.97 SV 1.08 TS 0.98 WZ 1.06 ! ZC 1.00* ! ! ! Correcting IF 2. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 0.98 HH 1.00* HN 1.09 ! KB 1.00* KP 0.95 LA 0.95 MK 1.04 ! NL 1.03 NY 0.97 ON 1.00* OV 0.96 ! PT 1.02 SV 1.00* TS 1.00* WZ 1.08 ! ZC 1.06 ! ! A total of 36 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.00* FD 0.00* HH 0.00* HN 0.00* ! KB 0.00* KP 0.00* LA 0.00* MK 0.00* ! NL 0.00* NY 0.00* ON 0.00* OV 0.00* ! PT 0.00* SV 0.00* TS 0.00* WZ 0.00* ! ZC 0.00* ! ! A total of 36 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.98 FD 0.98 HH 1.00* HN 1.16 ! KB 1.04 KP 0.95 LA 0.96 MK 1.00* ! NL 1.02 NY 0.96 ON 1.05 OV 0.95 ! PT 1.01 SV 1.02 TS 1.00 WZ 1.02 ! ZC 1.00* ! ! ! Correcting IF 3. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 0.98 HH 1.00* HN 1.14 ! KB 1.00* KP 1.00 LA 1.00 MK 1.02 ! NL 1.06 NY 1.00 ON 1.00* OV 1.00 ! PT 1.04 SV 1.00* TS 1.00* WZ 1.06 ! ZC 0.98 ! ! A total of 36 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.00* FD 0.00* HH 0.00* HN 0.00* ! KB 0.00* KP 0.00* LA 0.00* MK 0.00* ! NL 0.00* NY 0.00* ON 0.00* OV 0.00* ! PT 0.00* SV 0.00* TS 0.00* WZ 0.00* ! ZC 0.00* ! ! A total of 36 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.95 FD 0.99 HH 1.00* HN 1.11 ! KB 1.05 KP 1.00 LA 1.00 MK 1.00* ! NL 1.07 NY 1.00 ON 0.95 OV 1.00 ! PT 1.03 SV 1.01 TS 0.97 WZ 1.02 ! ZC 1.00* ! ! ! Correcting IF 4. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 1.00 HH 1.00* HN 1.15 ! KB 1.00* KP 1.00 LA 0.98 MK 1.05 ! NL 1.06 NY 0.96 ON 1.00* OV 1.00 ! PT 1.03 SV 1.00* TS 1.00* WZ 0.96 ! ZC 1.00* ! ! A total of 36 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.00* FD 0.00* HH 0.00* HN 0.00* ! KB 0.00* KP 0.00* LA 0.00* MK 0.00* ! NL 0.00* NY 0.00* ON 0.00* OV 0.00* ! PT 0.00* SV 0.00* TS 0.00* WZ 0.00* ! ZC 0.00* ! ! A total of 36 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.98 FD 1.01 HH 1.00* HN 1.16 ! KB 1.10 KP 1.00 LA 0.99 MK 1.00* ! NL 1.06 NY 0.96 ON 1.02 OV 0.98 ! PT 1.02 SV 1.02 TS 0.95 WZ 0.96 ! ZC 1.00* ! ! ! Fit before self-cal, rms=0.167389Jy sigma=0.001272 ! Fit after self-cal, rms=0.173753Jy sigma=0.001250 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Your choice of large map pixels excluded 1.27% of the data. ! The y-axis pixel size should ideally be below 0.1749 milli-arcsec ! Estimated beam: bmin=0.571 mas, bmaj=1.065 mas, bpa=42.54 degrees ! Estimated noise=458.95 mJy/beam. repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00438875 Jy ! Component: 100 - total flux cleaned = -0.00521633 Jy ! Component: 150 - total flux cleaned = -0.00513348 Jy ! Component: 200 - total flux cleaned = -0.00513506 Jy ! Total flux subtracted in 200 components = -0.00513506 Jy ! Clean residual min=-0.003298 max=0.004364 Jy/beam ! Clean residual mean=0.000064 rms=0.000828 Jy/beam ! Combined flux in latest and established models = 0.659356 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 67 components and 0.659356 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.173576Jy sigma=0.001248 ! Fit after self-cal, rms=0.173607Jy sigma=0.001248 ! Inverting map ! Your choice of large map pixels excluded 1.27% of the data. ! The y-axis pixel size should ideally be below 0.1749 milli-arcsec ! Added new window around map position (2, -0.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00408251 Jy ! Component: 100 - total flux cleaned = 0.00470848 Jy ! Component: 150 - total flux cleaned = 0.0048648 Jy ! Component: 200 - total flux cleaned = 0.00500223 Jy ! Total flux subtracted in 200 components = 0.00500223 Jy ! Clean residual min=-0.003093 max=0.002838 Jy/beam ! Clean residual mean=0.000052 rms=0.000758 Jy/beam ! Combined flux in latest and established models = 0.664358 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 82 components and 0.664358 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.173450Jy sigma=0.001247 ! Fit after self-cal, rms=0.173422Jy sigma=0.001247 ! Inverting map ! Your choice of large map pixels excluded 1.27% of the data. ! The y-axis pixel size should ideally be below 0.1749 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=0.173422Jy sigma=0.001247 ! Fit after self-cal, rms=0.173868Jy sigma=0.001243 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 1.27% of the data. ! The y-axis pixel size should ideally be below 0.1749 milli-arcsec ! Estimated beam: bmin=0.5709 mas, bmaj=1.067 mas, bpa=42.51 degrees ! Estimated noise=458.612 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000458253 Jy ! Component: 100 - total flux cleaned = 0.000538458 Jy ! Component: 150 - total flux cleaned = 0.00054226 Jy ! Component: 200 - total flux cleaned = 0.000594137 Jy ! Total flux subtracted in 200 components = 0.000594137 Jy ! Clean residual min=-0.002544 max=0.002603 Jy/beam ! Clean residual mean=0.000061 rms=0.000639 Jy/beam ! Combined flux in latest and established models = 0.664952 Jy selfcal ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 89 components and 0.664952 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.173798Jy sigma=0.001242 ! Fit after self-cal, rms=0.173791Jy sigma=0.001242 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 1.27% of the data. ! The y-axis pixel size should ideally be below 0.1749 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 = 0.000206092 Jy ! Component: 100 - total flux cleaned = 0.00041864 Jy ! Component: 150 - total flux cleaned = 0.000462152 Jy ! Component: 200 - total flux cleaned = 0.000461457 Jy ! Total flux subtracted in 200 components = 0.000461457 Jy ! Clean residual min=-0.002525 max=0.002589 Jy/beam ! Clean residual mean=0.000060 rms=0.000623 Jy/beam ! Combined flux in latest and established models = 0.665414 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 90 components and 0.665414 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.173754Jy sigma=0.001242 ! Fit after self-cal, rms=0.173744Jy sigma=0.001242 ! Inverting map ! Your choice of large map pixels excluded 1.27% of the data. ! The y-axis pixel size should ideally be below 0.1749 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=0.173744Jy sigma=0.001242 ! Fit after self-cal, rms=0.174193Jy sigma=0.001242 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 1.27% of the data. ! The y-axis pixel size should ideally be below 0.1749 milli-arcsec ! Estimated beam: bmin=0.5705 mas, bmaj=1.068 mas, bpa=42.48 degrees ! Estimated noise=458.679 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -6.67452e-05 Jy ! Component: 100 - total flux cleaned = 8.34333e-05 Jy ! Component: 150 - total flux cleaned = 0.000163374 Jy ! Component: 200 - total flux cleaned = 0.000237981 Jy ! Total flux subtracted in 200 components = 0.000237981 Jy ! Clean residual min=-0.002368 max=0.002471 Jy/beam ! Clean residual mean=0.000065 rms=0.000597 Jy/beam ! Combined flux in latest and established models = 0.665652 Jy selfcal ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 90 components and 0.665652 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.174159Jy sigma=0.001241 ! Fit after self-cal, rms=0.174153Jy sigma=0.001241 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 1.27% of the data. ! The y-axis pixel size should ideally be below 0.1749 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 = 8.51938e-05 Jy ! Component: 100 - total flux cleaned = 0.000282949 Jy ! Component: 150 - total flux cleaned = 0.000351068 Jy ! Component: 200 - total flux cleaned = 0.000350245 Jy ! Total flux subtracted in 200 components = 0.000350245 Jy ! Clean residual min=-0.002364 max=0.002457 Jy/beam ! Clean residual mean=0.000064 rms=0.000588 Jy/beam ! Combined flux in latest and established models = 0.666002 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 93 components and 0.666002 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.174131Jy sigma=0.001241 ! Fit after self-cal, rms=0.174125Jy sigma=0.001241 ! Inverting map ! Your choice of large map pixels excluded 1.27% of the data. ! The y-axis pixel size should ideally be below 0.1749 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=0.174125Jy sigma=0.001241 ! Fit after self-cal, rms=0.174553Jy sigma=0.001241 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 1.27% of the data. ! The y-axis pixel size should ideally be below 0.1749 milli-arcsec ! Estimated beam: bmin=2.722 mas, bmaj=3.049 mas, bpa=-82.98 degrees ! Estimated noise=584.244 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000182944 Jy ! Component: 100 - total flux cleaned = 0.000422655 Jy ! Component: 150 - total flux cleaned = 0.000601756 Jy ! Component: 200 - total flux cleaned = 0.000624871 Jy ! Total flux subtracted in 200 components = 0.000624871 Jy ! Clean residual min=-0.001979 max=0.002598 Jy/beam ! Clean residual mean=0.000156 rms=0.000703 Jy/beam ! Combined flux in latest and established models = 0.666627 Jy selfcal ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 99 components and 0.666627 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.174553Jy sigma=0.001241 ! Fit after self-cal, rms=0.174556Jy sigma=0.001241 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 1.27% of the data. ! The y-axis pixel size should ideally be below 0.1749 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 = 2.93654e-05 Jy ! Component: 100 - total flux cleaned = 8.32704e-05 Jy ! Component: 150 - total flux cleaned = 6.24223e-05 Jy ! Component: 200 - total flux cleaned = 7.91089e-05 Jy ! Total flux subtracted in 200 components = 7.91089e-05 Jy ! Clean residual min=-0.002014 max=0.002601 Jy/beam ! Clean residual mean=0.000155 rms=0.000693 Jy/beam ! Combined flux in latest and established models = 0.666706 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 99 components and 0.666706 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.174559Jy sigma=0.001241 ! Fit after self-cal, rms=0.174558Jy sigma=0.001241 ! Inverting map ! Your choice of large map pixels excluded 1.27% of the data. ! The y-axis pixel size should ideally be below 0.1749 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 1.27% of the data. ! The y-axis pixel size should ideally be below 0.1749 milli-arcsec ! Estimated beam: bmin=0.5702 mas, bmaj=1.068 mas, bpa=42.45 degrees ! Estimated noise=458.812 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.5702 x 1.068 at 42.45 degrees (North through East) ! Clean map min=-0.0017053 max=0.39401 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 1.27% of the data. ! The y-axis pixel size should ideally be below 0.1749 milli-arcsec ! Estimated beam: bmin=0.4738 mas, bmaj=0.7722 mas, bpa=49.29 degrees ! Estimated noise=808.041 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.311378 Jy ! Component: 100 - total flux cleaned = 0.421057 Jy ! Component: 150 - total flux cleaned = 0.488858 Jy ! Component: 200 - total flux cleaned = 0.534089 Jy ! Total flux subtracted in 200 components = 0.534089 Jy ! Clean residual min=-0.007262 max=0.024796 Jy/beam ! Clean residual mean=0.000113 rms=0.002307 Jy/beam ! Combined flux in latest and established models = 0.534089 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 32 model components to the UV plane model. ! The established model now contains 32 components and 0.534089 Jy ! Inverting map and beam ! Your choice of large map pixels excluded 1.27% of the data. ! The y-axis pixel size should ideally be below 0.1749 milli-arcsec ! Estimated beam: bmin=0.5702 mas, bmaj=1.068 mas, bpa=42.45 degrees ! Estimated noise=458.812 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 = 0.0500262 Jy ! Component: 100 - total flux cleaned = 0.0780594 Jy ! Component: 150 - total flux cleaned = 0.0948788 Jy ! Component: 200 - total flux cleaned = 0.10604 Jy ! Total flux subtracted in 200 components = 0.10604 Jy ! Clean residual min=-0.003114 max=0.006800 Jy/beam ! Clean residual mean=0.000131 rms=0.000997 Jy/beam ! Combined flux in latest and established models = 0.640129 Jy ! Adding 52 model components to the UV plane model. ! The established model now contains 65 components and 0.640129 Jy ! Inverting map ! Your choice of large map pixels excluded 1.27% of the data. ! The y-axis pixel size should ideally be below 0.1749 milli-arcsec ! Added new window around map position (0.4, 0.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00773713 Jy ! Component: 100 - total flux cleaned = 0.0131036 Jy ! Component: 150 - total flux cleaned = 0.0169692 Jy ! Component: 200 - total flux cleaned = 0.0197979 Jy ! Total flux subtracted in 200 components = 0.0197979 Jy ! Clean residual min=-0.002570 max=0.002513 Jy/beam ! Clean residual mean=0.000080 rms=0.000629 Jy/beam ! Combined flux in latest and established models = 0.659927 Jy ! Adding 36 model components to the UV plane model. ! The established model now contains 87 components and 0.659927 Jy ! Inverting map ! Your choice of large map pixels excluded 1.27% of the data. ! The y-axis pixel size should ideally be below 0.1749 milli-arcsec uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 70 mega-wavelengths. clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 1.27% of the data. ! The y-axis pixel size should ideally be below 0.1749 milli-arcsec ! Estimated beam: bmin=2.722 mas, bmaj=3.049 mas, bpa=-82.98 degrees ! Estimated noise=584.244 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.003417 Jy ! Component: 100 - total flux cleaned = 0.00526578 Jy ! Component: 150 - total flux cleaned = 0.00587499 Jy ! Component: 200 - total flux cleaned = 0.00610351 Jy ! Total flux subtracted in 200 components = 0.00610351 Jy ! Clean residual min=-0.002168 max=0.002501 Jy/beam ! Clean residual mean=0.000159 rms=0.000695 Jy/beam ! Combined flux in latest and established models = 0.66603 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 = 0.000170919 Jy ! Component: 100 - total flux cleaned = 0.000353918 Jy ! Component: 150 - total flux cleaned = 0.000490701 Jy ! Component: 200 - total flux cleaned = 0.000614971 Jy ! Total flux subtracted in 200 components = 0.000614971 Jy ! Clean residual min=-0.002128 max=0.002458 Jy/beam ! Clean residual mean=0.000156 rms=0.000684 Jy/beam ! Combined flux in latest and established models = 0.666645 Jy ! Adding 16 model components to the UV plane model. ! The established model now contains 99 components and 0.666645 Jy ! Inverting map ! Your choice of large map pixels excluded 1.27% of the data. ! The y-axis pixel size should ideally be below 0.1749 milli-arcsec uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Your choice of large map pixels excluded 1.27% of the data. ! The y-axis pixel size should ideally be below 0.1749 milli-arcsec ! Estimated beam: bmin=0.5702 mas, bmaj=1.068 mas, bpa=42.45 degrees ! Estimated noise=458.812 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000770366 Jy ! Component: 100 - total flux cleaned = -0.000831054 Jy ! Component: 150 - total flux cleaned = -0.000886455 Jy ! Component: 200 - total flux cleaned = -0.000936652 Jy ! Total flux subtracted in 200 components = -0.000936652 Jy ! Clean residual min=-0.002416 max=0.002352 Jy/beam ! Clean residual mean=0.000065 rms=0.000576 Jy/beam ! Combined flux in latest and established models = 0.665709 Jy selfcal ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 107 components and 0.665709 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.174755Jy sigma=0.001242 ! Fit after self-cal, rms=0.174699Jy sigma=0.001242 wmodel J1048+7143_X_2007_12_05_pus_map.mod ! Writing 107 model components to file: J1048+7143_X_2007_12_05_pus_map.mod wobs J1048+7143_X_2007_12_05_pus_uvs.fits ! Writing UV FITS file: J1048+7143_X_2007_12_05_pus_uvs.fits wwins J1048+7143_X_2007_12_05_pus_map.win ! wwins: Wrote 6 windows to J1048+7143_X_2007_12_05_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 1.27% of the data. ! The y-axis pixel size should ideally be below 0.1749 milli-arcsec ! clean: niter=2048 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = 0.000480341 Jy ! Component: 100 - total flux cleaned = 0.000994838 Jy ! Component: 150 - total flux cleaned = 0.00137152 Jy ! Component: 200 - total flux cleaned = 0.00169775 Jy ! Component: 250 - total flux cleaned = 0.00208681 Jy ! Component: 300 - total flux cleaned = 0.00239818 Jy ! Component: 350 - total flux cleaned = 0.00280529 Jy ! Component: 400 - total flux cleaned = 0.00303866 Jy ! Component: 450 - total flux cleaned = 0.00326914 Jy ! Component: 500 - total flux cleaned = 0.0035615 Jy ! Component: 550 - total flux cleaned = 0.00375333 Jy ! Component: 600 - total flux cleaned = 0.00397483 Jy ! Component: 650 - total flux cleaned = 0.00410025 Jy ! Component: 700 - total flux cleaned = 0.00425514 Jy ! Component: 750 - total flux cleaned = 0.00437778 Jy ! Component: 800 - total flux cleaned = 0.00449934 Jy ! Component: 850 - total flux cleaned = 0.00461968 Jy ! Component: 900 - total flux cleaned = 0.00485744 Jy ! Component: 950 - total flux cleaned = 0.00488671 Jy ! Component: 1000 - total flux cleaned = 0.00506189 Jy ! Component: 1050 - total flux cleaned = 0.00512001 Jy ! Component: 1100 - total flux cleaned = 0.00523512 Jy ! Component: 1150 - total flux cleaned = 0.00537791 Jy ! Component: 1200 - total flux cleaned = 0.0055758 Jy ! Component: 1250 - total flux cleaned = 0.00568797 Jy ! Component: 1300 - total flux cleaned = 0.00579944 Jy ! Component: 1350 - total flux cleaned = 0.0058271 Jy ! Component: 1400 - total flux cleaned = 0.00593749 Jy ! Component: 1450 - total flux cleaned = 0.0061561 Jy ! Component: 1500 - total flux cleaned = 0.00626451 Jy ! Component: 1550 - total flux cleaned = 0.00629132 Jy ! Component: 1600 - total flux cleaned = 0.00647878 Jy ! Component: 1650 - total flux cleaned = 0.00650519 Jy ! Component: 1700 - total flux cleaned = 0.00661094 Jy ! Component: 1750 - total flux cleaned = 0.00676824 Jy ! Component: 1800 - total flux cleaned = 0.00679428 Jy ! Component: 1850 - total flux cleaned = 0.00694973 Jy ! Component: 1900 - total flux cleaned = 0.00702692 Jy ! Component: 1950 - total flux cleaned = 0.00705259 Jy ! Component: 2000 - total flux cleaned = 0.00723059 Jy ! Total flux subtracted in 2048 components = 0.00728119 Jy ! Clean residual min=-0.001581 max=0.001424 Jy/beam ! Clean residual mean=0.000029 rms=0.000439 Jy/beam ! Combined flux in latest and established models = 0.67299 Jy keep ! Adding 172 model components to the UV plane model. ! The established model now contains 279 components and 0.67299 Jy wmap "J1048+7143_X_2007_12_05_pus\_map.fits" ! Inverting map ! Your choice of large map pixels excluded 1.27% of the data. ! The y-axis pixel size should ideally be below 0.1749 milli-arcsec ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.5702 x 1.068 at 42.45 degrees (North through East) ! Clean map min=-0.0016639 max=0.39545 Jy/beam ! Writing clean map to FITS file: J1048+7143_X_2007_12_05_pus_map.fits float peak_flux peak_flux = peak(flux,max) print "The peak flux is",peak_flux ! The peak flux is 0.395451 invert ! Inverting map ! Your choice of large map pixels excluded 1.27% of the data. ! The y-axis pixel size should ideally be below 0.1749 milli-arcsec float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000437904 device "J1048+7143_X_2007_12_05_pus\_map.eps/VPS" ! Attempting to open device: 'J1048+7143_X_2007_12_05_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.332206 0.332206 0.664412 1.32882 2.65765 5.3153 10.6306 21.2612 42.5224 85.0448 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0013 print "peak=",int(1000*peak_flux)/1000 ! peak= 0.395 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.5702 x 1.068 at 42.45 degrees (North through East) ! Clean map min=-0.0016639 max=0.39545 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J1048+7143_X_2007_12_05_pus\_map.gif/vgif" ! Attempting to open device: 'J1048+7143_X_2007_12_05_pus_map.gif/vgif' mapplot cln quit ! Quitting program ! Log file J1048+7143_X_2007_12_05_pus_uvs.log closed on Wed Sep 8 21:21:31 2010