! Started logfile: J1337-1257_X_2007_12_05_pus_uvs.log on Wed Sep 8 21:22:58 2010 obs J1337-1257_X_2007_12_05_pus_uva.fits ! Reading UV FITS file: J1337-1257_X_2007_12_05_pus_uva.fits ! AN table 1: 17 integrations on 136 of 136 possible baselines. ! AN table 2: 22 integrations on 136 of 136 possible baselines. ! AN table 3: 34 integrations on 136 of 136 possible baselines. ! AN table 4: 199 integrations on 136 of 136 possible baselines. ! Apparent sampling: 0.0294658 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J1337-1257 ! ! 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 1501 lines of history. ! ! Reading 4360 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 265 telescope corrections were flagged in sub-array 1. ! A total of 302 telescope corrections were flagged in sub-array 2. ! A total of 485 telescope corrections were flagged in sub-array 3. ! A total of 3078 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 2. ! A total of 265 telescope corrections were flagged in sub-array 1. ! A total of 302 telescope corrections were flagged in sub-array 2. ! A total of 485 telescope corrections were flagged in sub-array 3. ! A total of 3078 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 3. ! A total of 265 telescope corrections were flagged in sub-array 1. ! A total of 302 telescope corrections were flagged in sub-array 2. ! A total of 485 telescope corrections were flagged in sub-array 3. ! A total of 3078 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 4. ! A total of 265 telescope corrections were flagged in sub-array 1. ! A total of 311 telescope corrections were flagged in sub-array 2. ! A total of 545 telescope corrections were flagged in sub-array 3. ! A total of 3078 telescope corrections were flagged in sub-array 4. ! ! Fit before self-cal, rms=3.413634Jy sigma=0.036833 ! Fit after self-cal, rms=3.208824Jy sigma=0.033795 ! 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% of the data. ! The x-axis pixel size should ideally be below 0.1921 milli-arcsec ! Estimated beam: bmin=0.6407 mas, bmaj=1.14 mas, bpa=5.943 degrees ! Estimated noise=2233.18 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 = 2.99366 Jy ! Component: 100 - total flux cleaned = 3.88437 Jy ! Total flux subtracted in 100 components = 3.88437 Jy ! Clean residual min=-0.137456 max=0.356360 Jy/beam ! Clean residual mean=-0.003554 rms=0.044186 Jy/beam ! Combined flux in latest and established models = 3.88437 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 9 components and 3.88437 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.632408Jy sigma=0.006508 ! Fit after self-cal, rms=0.630228Jy sigma=0.006498 ! Inverting map ! Your choice of large map pixels excluded 1% of the data. ! The x-axis pixel size should ideally be below 0.1921 milli-arcsec ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.352621 Jy ! Component: 100 - total flux cleaned = 0.492275 Jy ! Total flux subtracted in 100 components = 0.492275 Jy ! Clean residual min=-0.075592 max=0.078170 Jy/beam ! Clean residual mean=-0.006351 rms=0.019035 Jy/beam ! Combined flux in latest and established models = 4.37665 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 10 components and 4.37665 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.368625Jy sigma=0.003933 ! Fit after self-cal, rms=0.367470Jy sigma=0.003928 ! Inverting map ! Your choice of large map pixels excluded 1% of the data. ! The x-axis pixel size should ideally be below 0.1921 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% of the data. ! The x-axis pixel size should ideally be below 0.1921 milli-arcsec ! Estimated beam: bmin=0.9986 mas, bmaj=2.028 mas, bpa=4.209 degrees ! Estimated noise=1178.01 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 = 0.0607749 Jy ! Component: 100 - total flux cleaned = 0.0791286 Jy ! Component: 150 - total flux cleaned = 0.0819657 Jy ! Component: 200 - total flux cleaned = 0.0828257 Jy ! Total flux subtracted in 200 components = 0.0828257 Jy ! Clean residual min=-0.088621 max=0.028416 Jy/beam ! Clean residual mean=-0.039185 rms=0.017758 Jy/beam ! Combined flux in latest and established models = 4.45947 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 14 components and 4.45947 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.356380Jy sigma=0.003893 ! Fit after self-cal, rms=0.356131Jy sigma=0.003892 ! Inverting map ! Your choice of large map pixels excluded 1% of the data. ! The x-axis pixel size should ideally be below 0.1921 milli-arcsec print "************** FINISHED NATURAL WEIGHTING CLEAN **************" ! ************** FINISHED NATURAL WEIGHTING CLEAN ************** ! gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 24 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! 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 30 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 1.00* HH 0.91 HN 1.00* ! KB 1.00* KP 1.00* LA 1.00* MK 1.00* ! NL 1.00* NY 1.00* ON 1.03 OV 1.00* ! PT 1.00* SV 1.08 TS 1.00* WZ 1.08 ! ZC 1.03 ! ! A total of 51 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.00* FD 1.00* HH 0.82 HN 1.00* ! KB 1.21 KP 1.00* LA 1.00* MK 1.00* ! NL 1.00* NY 1.00* ON 1.00* OV 1.00* ! PT 1.00* SV 1.00* TS 1.15 WZ 1.12 ! ZC 0.98 ! ! A total of 18 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 0.99 FD 0.97 HH 1.05 HN 1.15 ! KB 1.00* KP 1.00 LA 0.98 MK 1.00* ! NL 1.05 NY 1.00* ON 1.00* OV 0.97 ! PT 0.97 SV 1.00* TS 1.00* WZ 1.05 ! ZC 1.00* ! ! ! Correcting IF 2. ! A total of 24 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! 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 30 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 1.00* HH 0.94 HN 1.00* ! KB 1.00* KP 1.00* LA 1.00* MK 1.00* ! NL 1.00* NY 1.00* ON 1.03 OV 1.00* ! PT 1.00* SV 1.04 TS 1.00* WZ 1.05 ! ZC 1.05 ! ! A total of 51 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.00* FD 1.00* HH 0.82 HN 1.00* ! KB 1.23 KP 1.00* LA 1.00* MK 1.00* ! NL 1.00* NY 1.00* ON 1.00* OV 1.00* ! PT 1.00* SV 1.00* TS 1.17 WZ 1.12 ! ZC 0.99 ! ! A total of 18 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 1.05 FD 0.97 HH 0.96 HN 1.15 ! KB 1.00* KP 0.96 LA 0.96 MK 1.00* ! NL 1.02 NY 1.00* ON 1.00* OV 0.95 ! PT 1.02 SV 1.00* TS 1.00* WZ 1.01 ! ZC 1.00* ! ! ! Correcting IF 3. ! A total of 24 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! 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 30 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 1.00* HH 0.91 HN 1.00* ! KB 1.00* KP 1.00* LA 1.00* MK 1.00* ! NL 1.00* NY 1.00* ON 0.99 OV 1.00* ! PT 1.00* SV 1.01 TS 1.00* WZ 1.00 ! ZC 1.00 ! ! A total of 51 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.00* FD 1.00* HH 0.84 HN 1.00* ! KB 1.21 KP 1.00* LA 1.00* MK 1.00* ! NL 1.00* NY 1.00* ON 1.00* OV 1.00* ! PT 1.00* SV 1.00* TS 1.14 WZ 1.08 ! ZC 0.95 ! ! A total of 18 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 1.02 FD 0.96 HH 1.01 HN 1.13 ! KB 1.00* KP 0.99 LA 0.98 MK 1.00* ! NL 1.02 NY 1.00* ON 1.00* OV 0.99 ! PT 1.02 SV 1.00* TS 1.00* WZ 0.93 ! ZC 1.00* ! ! ! Correcting IF 4. ! A total of 24 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! 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 39 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 1.00* HH 0.89 HN 1.00* ! KB 1.00* KP 1.00* LA 1.00* MK 1.00* ! NL 1.00* NY 1.00* ON 1.00 OV 1.00* ! PT 1.00* SV 1.06 TS 1.00* WZ 1.00 ! ZC 1.00* ! ! A total of 9 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.00* FD 1.00* HH 0.76 HN 1.00* ! KB 1.20 KP 1.00* LA 1.00* MK 1.00* ! NL 1.00* NY 1.00* ON 1.00* OV 1.00* ! PT 1.00* SV 1.00* TS 1.18 WZ 0.92 ! ZC 1.00* ! ! A total of 18 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 1.04 FD 0.96 HH 0.95 HN 1.16 ! KB 1.00* KP 0.98 LA 0.97 MK 1.00* ! NL 1.03 NY 1.00* ON 1.00* OV 0.98 ! PT 1.01 SV 1.00* TS 1.00* WZ 0.93 ! ZC 1.00* ! ! ! Fit before self-cal, rms=0.356131Jy sigma=0.003892 ! Fit after self-cal, rms=0.239991Jy sigma=0.001919 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Your choice of large map pixels excluded 1.15% of the data. ! The x-axis pixel size should ideally be below 0.1921 milli-arcsec ! Estimated beam: bmin=1.222 mas, bmaj=1.892 mas, bpa=1.678 degrees ! Estimated noise=1247.42 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 = -0.00518806 Jy ! Component: 100 - total flux cleaned = -0.00601752 Jy ! Component: 150 - total flux cleaned = -0.00678367 Jy ! Component: 200 - total flux cleaned = -0.00751579 Jy ! Total flux subtracted in 200 components = -0.00751579 Jy ! Clean residual min=-0.044945 max=0.038467 Jy/beam ! Clean residual mean=-0.002442 rms=0.009410 Jy/beam ! Combined flux in latest and established models = 4.45196 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 20 components and 4.45196 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.232851Jy sigma=0.001874 ! Fit after self-cal, rms=0.232798Jy sigma=0.001874 ! Inverting map ! Your choice of large map pixels excluded 1.15% of the data. ! The x-axis pixel size should ideally be below 0.1921 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=0.232798Jy sigma=0.001874 ! Fit after self-cal, rms=0.225694Jy sigma=0.001761 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 1.15% of the data. ! The x-axis pixel size should ideally be below 0.1921 milli-arcsec ! Estimated beam: bmin=1.226 mas, bmaj=1.886 mas, bpa=1.633 degrees ! Estimated noise=1246.36 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00655332 Jy ! Component: 100 - total flux cleaned = -0.00657614 Jy ! Component: 150 - total flux cleaned = -0.00726784 Jy ! Component: 200 - total flux cleaned = -0.00786225 Jy ! Total flux subtracted in 200 components = -0.00786225 Jy ! Clean residual min=-0.029904 max=0.030365 Jy/beam ! Clean residual mean=-0.002116 rms=0.007591 Jy/beam ! Combined flux in latest and established models = 4.44409 Jy selfcal ! Performing phase self-cal ! Adding 5 model components to the UV plane model. ! The established model now contains 20 components and 4.44409 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.219792Jy sigma=0.001724 ! Fit after self-cal, rms=0.219827Jy sigma=0.001724 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 1.15% of the data. ! The x-axis pixel size should ideally be below 0.1921 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 = -0.000528002 Jy ! Component: 100 - total flux cleaned = -0.000534573 Jy ! Component: 150 - total flux cleaned = -0.00106191 Jy ! Component: 200 - total flux cleaned = -0.00151164 Jy ! Total flux subtracted in 200 components = -0.00151164 Jy ! Clean residual min=-0.028557 max=0.030087 Jy/beam ! Clean residual mean=-0.002103 rms=0.007445 Jy/beam ! Combined flux in latest and established models = 4.44258 Jy ! Performing phase self-cal ! Adding 4 model components to the UV plane model. ! The established model now contains 20 components and 4.44258 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.216065Jy sigma=0.001703 ! Fit after self-cal, rms=0.216099Jy sigma=0.001703 ! Inverting map ! Your choice of large map pixels excluded 1.15% of the data. ! The x-axis pixel size should ideally be below 0.1921 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=0.216099Jy sigma=0.001703 ! Fit after self-cal, rms=0.200191Jy sigma=0.001511 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 1.15% of the data. ! The x-axis pixel size should ideally be below 0.1921 milli-arcsec ! Estimated beam: bmin=1.231 mas, bmaj=1.876 mas, bpa=1.668 degrees ! Estimated noise=1245.64 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.0049704 Jy ! Component: 100 - total flux cleaned = -0.00499271 Jy ! Component: 150 - total flux cleaned = -0.00550809 Jy ! Component: 200 - total flux cleaned = -0.00594796 Jy ! Total flux subtracted in 200 components = -0.00594796 Jy ! Clean residual min=-0.016799 max=0.013874 Jy/beam ! Clean residual mean=-0.001717 rms=0.003831 Jy/beam ! Combined flux in latest and established models = 4.43663 Jy selfcal ! Performing phase self-cal ! Adding 5 model components to the UV plane model. ! The established model now contains 21 components and 4.43663 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.196460Jy sigma=0.001488 ! Fit after self-cal, rms=0.196418Jy sigma=0.001488 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 1.15% of the data. ! The x-axis pixel size should ideally be below 0.1921 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 = -0.000495142 Jy ! Component: 100 - total flux cleaned = -0.000459272 Jy ! Component: 150 - total flux cleaned = -0.000815691 Jy ! Component: 200 - total flux cleaned = -0.000820671 Jy ! Total flux subtracted in 200 components = -0.000820671 Jy ! Clean residual min=-0.015983 max=0.014448 Jy/beam ! Clean residual mean=-0.001710 rms=0.003669 Jy/beam ! Combined flux in latest and established models = 4.43581 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 21 components and 4.43581 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.194082Jy sigma=0.001475 ! Fit after self-cal, rms=0.194077Jy sigma=0.001475 ! Inverting map ! Your choice of large map pixels excluded 1.15% of the data. ! The x-axis pixel size should ideally be below 0.1921 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=0.194077Jy sigma=0.001475 ! Fit after self-cal, rms=0.191196Jy sigma=0.001470 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 1.15% of the data. ! The x-axis pixel size should ideally be below 0.1921 milli-arcsec ! Estimated beam: bmin=2.702 mas, bmaj=6.051 mas, bpa=-10.44 degrees ! Estimated noise=1297.58 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00137204 Jy ! Component: 100 - total flux cleaned = -0.00147366 Jy ! Component: 150 - total flux cleaned = -0.0014794 Jy ! Component: 200 - total flux cleaned = -0.00163662 Jy ! Total flux subtracted in 200 components = -0.00163662 Jy ! Clean residual min=-0.012097 max=0.011533 Jy/beam ! Clean residual mean=-0.001866 rms=0.003075 Jy/beam ! Combined flux in latest and established models = 4.43418 Jy selfcal ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 26 components and 4.43418 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.191165Jy sigma=0.001470 ! Fit after self-cal, rms=0.190977Jy sigma=0.001469 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 1.15% of the data. ! The x-axis pixel size should ideally be below 0.1921 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 = -2.50205e-05 Jy ! Component: 100 - total flux cleaned = -3.86467e-05 Jy ! Component: 150 - total flux cleaned = -0.000125783 Jy ! Component: 200 - total flux cleaned = -0.000202828 Jy ! Total flux subtracted in 200 components = -0.000202828 Jy ! Clean residual min=-0.012107 max=0.011584 Jy/beam ! Clean residual mean=-0.001864 rms=0.003062 Jy/beam ! Combined flux in latest and established models = 4.43397 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 27 components and 4.43397 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.191103Jy sigma=0.001470 ! Fit after self-cal, rms=0.190965Jy sigma=0.001470 ! Inverting map ! Your choice of large map pixels excluded 1.15% of the data. ! The x-axis pixel size should ideally be below 0.1921 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 1.15% of the data. ! The x-axis pixel size should ideally be below 0.1921 milli-arcsec ! Estimated beam: bmin=1.236 mas, bmaj=1.868 mas, bpa=1.695 degrees ! Estimated noise=1245.17 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.236 x 1.868 at 1.695 degrees (North through East) ! Clean map min=-0.013164 max=4.1274 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=0.190965Jy sigma=0.001470 ! Fit after self-cal, rms=0.159739Jy sigma=0.001108 ! Inverting map and beam ! Your choice of large map pixels excluded 1.15% of the data. ! The x-axis pixel size should ideally be below 0.1921 milli-arcsec ! Estimated beam: bmin=1.235 mas, bmaj=1.868 mas, bpa=1.724 degrees ! Estimated noise=1244.55 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00459558 Jy ! Component: 100 - total flux cleaned = -0.00461923 Jy ! Component: 150 - total flux cleaned = -0.00500417 Jy ! Component: 200 - total flux cleaned = -0.00532876 Jy ! Total flux subtracted in 200 components = -0.00532876 Jy ! Clean residual min=-0.014055 max=0.013089 Jy/beam ! Clean residual mean=-0.001282 rms=0.003295 Jy/beam ! Combined flux in latest and established models = 4.42865 Jy ! Performing phase self-cal ! Adding 5 model components to the UV plane model. ! The established model now contains 27 components and 4.42865 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.156921Jy sigma=0.001091 ! Fit after self-cal, rms=0.156881Jy sigma=0.001090 ! Inverting map ! Your choice of large map pixels excluded 1.15% of the data. ! The x-axis pixel size should ideally be below 0.1921 milli-arcsec ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000332245 Jy ! Component: 100 - total flux cleaned = -0.000260046 Jy ! Component: 150 - total flux cleaned = -0.000527168 Jy ! Component: 200 - total flux cleaned = -0.000550106 Jy ! Total flux subtracted in 200 components = -0.000550106 Jy ! Clean residual min=-0.012942 max=0.013597 Jy/beam ! Clean residual mean=-0.001277 rms=0.003189 Jy/beam ! Combined flux in latest and established models = 4.4281 Jy ! Performing phase self-cal ! Adding 5 model components to the UV plane model. ! The established model now contains 27 components and 4.4281 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.155247Jy sigma=0.001081 ! Fit after self-cal, rms=0.155215Jy sigma=0.001081 ! Inverting map ! Your choice of large map pixels excluded 1.15% of the data. ! The x-axis pixel size should ideally be below 0.1921 milli-arcsec ! Added new window around map position (2.2, -2.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00830967 Jy ! Component: 100 - total flux cleaned = 0.00770079 Jy ! Component: 150 - total flux cleaned = 0.00741092 Jy ! Component: 200 - total flux cleaned = 0.00686741 Jy ! Total flux subtracted in 200 components = 0.00686741 Jy ! Clean residual min=-0.012889 max=0.008059 Jy/beam ! Clean residual mean=-0.001316 rms=0.002725 Jy/beam ! Combined flux in latest and established models = 4.43496 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 35 components and 4.43496 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.153187Jy sigma=0.001064 ! Fit after self-cal, rms=0.153094Jy sigma=0.001063 ! Inverting map ! Your choice of large map pixels excluded 1.15% of the data. ! The x-axis pixel size should ideally be below 0.1921 milli-arcsec ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.153094Jy sigma=0.001063 ! Fit after self-cal, rms=0.150854Jy sigma=0.001057 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 1.15% of the data. ! The x-axis pixel size should ideally be below 0.1921 milli-arcsec ! Estimated beam: bmin=0.745 mas, bmaj=1.029 mas, bpa=5.77 degrees ! Estimated noise=2453.33 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 3.11867 Jy ! Component: 100 - total flux cleaned = 3.96397 Jy ! Component: 150 - total flux cleaned = 4.25154 Jy ! Component: 200 - total flux cleaned = 4.35537 Jy ! Total flux subtracted in 200 components = 4.35537 Jy ! Clean residual min=-0.028271 max=0.049352 Jy/beam ! Clean residual mean=-0.000248 rms=0.007032 Jy/beam ! Combined flux in latest and established models = 4.35537 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 17 model components to the UV plane model. ! The established model now contains 17 components and 4.35537 Jy ! Inverting map and beam ! Your choice of large map pixels excluded 1.15% of the data. ! The x-axis pixel size should ideally be below 0.1921 milli-arcsec ! Estimated beam: bmin=1.239 mas, bmaj=1.863 mas, bpa=1.705 degrees ! Estimated noise=1244.16 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) ! Added new window around map position (-0.6, 1.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0523273 Jy ! Component: 100 - total flux cleaned = 0.0728129 Jy ! Component: 150 - total flux cleaned = 0.0786061 Jy ! Component: 200 - total flux cleaned = 0.0798944 Jy ! Total flux subtracted in 200 components = 0.0798944 Jy ! Clean residual min=-0.011256 max=0.008078 Jy/beam ! Clean residual mean=-0.000962 rms=0.002320 Jy/beam ! Combined flux in latest and established models = 4.43526 Jy ! Adding 21 model components to the UV plane model. ! The established model now contains 36 components and 4.43526 Jy ! Inverting map ! Your choice of large map pixels excluded 1.15% of the data. ! The x-axis pixel size should ideally be below 0.1921 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 1.15% of the data. ! The x-axis pixel size should ideally be below 0.1921 milli-arcsec ! Estimated beam: bmin=2.702 mas, bmaj=6.046 mas, bpa=-10.43 degrees ! Estimated noise=1296.13 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000452632 Jy ! Component: 100 - total flux cleaned = -5.36667e-05 Jy ! Component: 150 - total flux cleaned = -0.000505646 Jy ! Component: 200 - total flux cleaned = -0.000919334 Jy ! Total flux subtracted in 200 components = -0.000919334 Jy ! Clean residual min=-0.009690 max=0.006584 Jy/beam ! Clean residual mean=-0.001317 rms=0.002217 Jy/beam ! Combined flux in latest and established models = 4.43434 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 = -0.000477846 Jy ! Component: 100 - total flux cleaned = -0.000744345 Jy ! Component: 150 - total flux cleaned = -0.00108708 Jy ! Component: 200 - total flux cleaned = -0.00141072 Jy ! Total flux subtracted in 200 components = -0.00141072 Jy ! Clean residual min=-0.009599 max=0.006518 Jy/beam ! Clean residual mean=-0.001303 rms=0.002183 Jy/beam ! Combined flux in latest and established models = 4.43293 Jy ! Adding 24 model components to the UV plane model. ! The established model now contains 57 components and 4.43293 Jy ! Inverting map ! Your choice of large map pixels excluded 1.15% of the data. ! The x-axis pixel size should ideally be below 0.1921 milli-arcsec uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Your choice of large map pixels excluded 1.15% of the data. ! The x-axis pixel size should ideally be below 0.1921 milli-arcsec ! Estimated beam: bmin=1.239 mas, bmaj=1.863 mas, bpa=1.705 degrees ! Estimated noise=1244.16 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000375247 Jy ! Component: 100 - total flux cleaned = 0.000356463 Jy ! Component: 150 - total flux cleaned = 0.000340902 Jy ! Component: 200 - total flux cleaned = 0.000336873 Jy ! Total flux subtracted in 200 components = 0.000336873 Jy ! Clean residual min=-0.010418 max=0.008286 Jy/beam ! Clean residual mean=-0.000947 rms=0.002156 Jy/beam ! Combined flux in latest and established models = 4.43327 Jy selfcal ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 70 components and 4.43327 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.142426Jy sigma=0.001021 ! Fit after self-cal, rms=0.141409Jy sigma=0.001017 wmodel J1337-1257_X_2007_12_05_pus_map.mod ! Writing 70 model components to file: J1337-1257_X_2007_12_05_pus_map.mod wobs J1337-1257_X_2007_12_05_pus_uvs.fits ! Writing UV FITS file: J1337-1257_X_2007_12_05_pus_uvs.fits wwins J1337-1257_X_2007_12_05_pus_map.win ! wwins: Wrote 3 windows to J1337-1257_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 1.15% of the data. ! The x-axis pixel size should ideally be below 0.1921 milli-arcsec ! clean: niter=2048 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = -0.00429217 Jy ! Component: 100 - total flux cleaned = -0.00625485 Jy ! Component: 150 - total flux cleaned = -0.00900578 Jy ! Component: 200 - total flux cleaned = -0.011083 Jy ! Component: 250 - total flux cleaned = -0.0131856 Jy ! Component: 300 - total flux cleaned = -0.0148468 Jy ! Component: 350 - total flux cleaned = -0.0164465 Jy ! Component: 400 - total flux cleaned = -0.0179877 Jy ! Component: 450 - total flux cleaned = -0.0194795 Jy ! Component: 500 - total flux cleaned = -0.0210321 Jy ! Component: 550 - total flux cleaned = -0.0223418 Jy ! Component: 600 - total flux cleaned = -0.0238152 Jy ! Component: 650 - total flux cleaned = -0.0252521 Jy ! Component: 700 - total flux cleaned = -0.0267498 Jy ! Component: 750 - total flux cleaned = -0.0281233 Jy ! Component: 800 - total flux cleaned = -0.0295583 Jy ! Component: 850 - total flux cleaned = -0.0307902 Jy ! Component: 900 - total flux cleaned = -0.0319153 Jy ! Component: 950 - total flux cleaned = -0.0331886 Jy ! Component: 1000 - total flux cleaned = -0.0343566 Jy ! Component: 1050 - total flux cleaned = -0.0355867 Jy ! Component: 1100 - total flux cleaned = -0.0367971 Jy ! Component: 1150 - total flux cleaned = -0.0378309 Jy ! Component: 1200 - total flux cleaned = -0.0389282 Jy ! Component: 1250 - total flux cleaned = -0.039932 Jy ! Component: 1300 - total flux cleaned = -0.0409973 Jy ! Component: 1350 - total flux cleaned = -0.0418986 Jy ! Component: 1400 - total flux cleaned = -0.0430103 Jy ! Component: 1450 - total flux cleaned = -0.0441069 Jy ! Component: 1500 - total flux cleaned = -0.0449008 Jy ! Component: 1550 - total flux cleaned = -0.0459708 Jy ! Component: 1600 - total flux cleaned = -0.0468155 Jy ! Component: 1650 - total flux cleaned = -0.0475813 Jy ! Component: 1700 - total flux cleaned = -0.048269 Jy ! Component: 1750 - total flux cleaned = -0.0489494 Jy ! Component: 1800 - total flux cleaned = -0.0495557 Jy ! Component: 1850 - total flux cleaned = -0.0500897 Jy ! Component: 1900 - total flux cleaned = -0.050816 Jy ! Component: 1950 - total flux cleaned = -0.0513393 Jy ! Component: 2000 - total flux cleaned = -0.0518577 Jy ! Total flux subtracted in 2048 components = -0.052436 Jy ! Clean residual min=-0.003581 max=0.003357 Jy/beam ! Clean residual mean=-0.000416 rms=0.001119 Jy/beam ! Combined flux in latest and established models = 4.38083 Jy keep ! Adding 110 model components to the UV plane model. ! The established model now contains 179 components and 4.38083 Jy wmap "J1337-1257_X_2007_12_05_pus\_map.fits" ! Inverting map ! Your choice of large map pixels excluded 1.15% of the data. ! The x-axis pixel size should ideally be below 0.1921 milli-arcsec ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.239 x 1.863 at 1.705 degrees (North through East) ! Clean map min=-0.0097683 max=4.1123 Jy/beam ! Writing clean map to FITS file: J1337-1257_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 4.11227 invert ! Inverting map ! Your choice of large map pixels excluded 1.15% of the data. ! The x-axis pixel size should ideally be below 0.1921 milli-arcsec float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.00111231 device "J1337-1257_X_2007_12_05_pus\_map.eps/VPS" ! Attempting to open device: 'J1337-1257_X_2007_12_05_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.0811454 0.0811454 0.162291 0.324582 0.649164 1.29833 2.59665 5.19331 10.3866 20.7732 41.5465 83.0929 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0033 print "peak=",int(1000*peak_flux)/1000 ! peak= 4.112 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.239 x 1.863 at 1.705 degrees (North through East) ! Clean map min=-0.0097683 max=4.1123 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J1337-1257_X_2007_12_05_pus\_map.gif/vgif" ! Attempting to open device: 'J1337-1257_X_2007_12_05_pus_map.gif/vgif' mapplot cln quit ! Quitting program ! Log file J1337-1257_X_2007_12_05_pus_uvs.log closed on Wed Sep 8 21:23:05 2010