! Started logfile: J2354+4553_X_2007_12_05_pus_uvs.log on Wed Sep 8 21:29:25 2010 obs J2354+4553_X_2007_12_05_pus_uva.fits ! Reading UV FITS file: J2354+4553_X_2007_12_05_pus_uva.fits ! AN table 1: 33 integrations on 136 of 136 possible baselines. ! AN table 2: 43 integrations on 136 of 136 possible baselines. ! AN table 3: 41 integrations on 136 of 136 possible baselines. ! AN table 4: 17 integrations on 136 of 136 possible baselines. ! Apparent sampling: 0.116879 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J2354+4553 ! ! 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 8520 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 365 telescope corrections were flagged in sub-array 1. ! A total of 445 telescope corrections were flagged in sub-array 2. ! A total of 640 telescope corrections were flagged in sub-array 3. ! A total of 184 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 2. ! A total of 365 telescope corrections were flagged in sub-array 1. ! A total of 445 telescope corrections were flagged in sub-array 2. ! A total of 640 telescope corrections were flagged in sub-array 3. ! A total of 184 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 3. ! A total of 365 telescope corrections were flagged in sub-array 1. ! A total of 445 telescope corrections were flagged in sub-array 2. ! A total of 640 telescope corrections were flagged in sub-array 3. ! A total of 184 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 4. ! A total of 365 telescope corrections were flagged in sub-array 1. ! A total of 445 telescope corrections were flagged in sub-array 2. ! A total of 667 telescope corrections were flagged in sub-array 3. ! A total of 184 telescope corrections were flagged in sub-array 4. ! ! Fit before self-cal, rms=0.547954Jy sigma=0.005399 ! Fit after self-cal, rms=0.492387Jy sigma=0.004840 ! 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 3.59% of the data. ! The x-axis pixel size should ideally be below 0.1861 milli-arcsec ! Estimated beam: bmin=0.6114 mas, bmaj=1.335 mas, bpa=-2.197 degrees ! Estimated noise=1200.29 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 = 0.431788 Jy ! Component: 100 - total flux cleaned = 0.58856 Jy ! Total flux subtracted in 100 components = 0.58856 Jy ! Clean residual min=-0.030507 max=0.089390 Jy/beam ! Clean residual mean=0.000908 rms=0.007956 Jy/beam ! Combined flux in latest and established models = 0.58856 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 13 components and 0.58856 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.217027Jy sigma=0.002113 ! Fit after self-cal, rms=0.216352Jy sigma=0.002110 ! Inverting map ! Your choice of large map pixels excluded 3.59% of the data. ! The x-axis pixel size should ideally be below 0.1861 milli-arcsec ! Added new window around map position (-0.8, 0). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0809622 Jy ! Component: 100 - total flux cleaned = 0.118125 Jy ! Total flux subtracted in 100 components = 0.118125 Jy ! Clean residual min=-0.020314 max=0.045363 Jy/beam ! Clean residual mean=0.000469 rms=0.005085 Jy/beam ! Combined flux in latest and established models = 0.706686 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 27 components and 0.706686 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.178721Jy sigma=0.001627 ! Fit after self-cal, rms=0.175865Jy sigma=0.001602 ! Inverting map ! Your choice of large map pixels excluded 3.59% of the data. ! The x-axis pixel size should ideally be below 0.1861 milli-arcsec ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0295206 Jy ! Component: 100 - total flux cleaned = 0.0415541 Jy ! Total flux subtracted in 100 components = 0.0415541 Jy ! Clean residual min=-0.014907 max=0.026176 Jy/beam ! Clean residual mean=0.000317 rms=0.004148 Jy/beam ! Combined flux in latest and established models = 0.74824 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 33 components and 0.74824 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.169780Jy sigma=0.001516 ! Fit after self-cal, rms=0.168936Jy sigma=0.001508 ! Inverting map ! Your choice of large map pixels excluded 3.59% of the data. ! The x-axis pixel size should ideally be below 0.1861 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 3.59% of the data. ! The x-axis pixel size should ideally be below 0.1861 milli-arcsec ! Estimated beam: bmin=0.8086 mas, bmaj=1.724 mas, bpa=-3.184 degrees ! Estimated noise=799.211 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 (-9.2, 1.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0345602 Jy ! Component: 100 - total flux cleaned = 0.0551934 Jy ! Component: 150 - total flux cleaned = 0.069331 Jy ! Component: 200 - total flux cleaned = 0.0793896 Jy ! Total flux subtracted in 200 components = 0.0793896 Jy ! Clean residual min=-0.011553 max=0.023095 Jy/beam ! Clean residual mean=0.001342 rms=0.004100 Jy/beam ! Combined flux in latest and established models = 0.827629 Jy ! Performing phase self-cal ! Adding 35 model components to the UV plane model. ! The established model now contains 62 components and 0.827629 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.161969Jy sigma=0.001410 ! Fit after self-cal, rms=0.161170Jy sigma=0.001400 ! Inverting map ! Your choice of large map pixels excluded 3.59% of the data. ! The x-axis pixel size should ideally be below 0.1861 milli-arcsec ! Added new window around map position (-3.4, 0.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0217799 Jy ! Component: 100 - total flux cleaned = 0.0278307 Jy ! Component: 150 - total flux cleaned = 0.0304005 Jy ! Component: 200 - total flux cleaned = 0.0320143 Jy ! Total flux subtracted in 200 components = 0.0320143 Jy ! Clean residual min=-0.010714 max=0.014663 Jy/beam ! Clean residual mean=0.000504 rms=0.003406 Jy/beam ! Combined flux in latest and established models = 0.859644 Jy ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 88 components and 0.859644 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.158089Jy sigma=0.001364 ! Fit after self-cal, rms=0.157663Jy sigma=0.001359 ! Inverting map ! Your choice of large map pixels excluded 3.59% of the data. ! The x-axis pixel size should ideally be below 0.1861 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 0.90 FD 0.97 HH 1.00* HN 1.29 ! KB 1.00* KP 1.03 LA 0.98 MK 1.00* ! NL 1.03 NY 0.99 ON 1.00* OV 0.98 ! PT 0.93 SV 1.00* TS 1.00* WZ 1.00* ! ZC 1.00* ! ! A total of 3 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.99 FD 1.01 HH 1.00* HN 1.16 ! KB 0.95 KP 1.02 LA 0.97 MK 1.00* ! NL 1.06 NY 1.00* ON 1.00* OV 0.96 ! PT 0.98 SV 1.00* TS 0.89 WZ 1.00* ! ZC 1.00* ! ! A total of 57 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! 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 6 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 0.92 FD 0.97 HH 1.00* HN 1.00* ! KB 1.00* KP 1.01 LA 0.96 MK 1.00* ! NL 1.07 NY 1.00* ON 1.00* OV 1.00 ! PT 0.97 SV 1.00* TS 1.00* WZ 1.00* ! 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 0.97 FD 0.97 HH 1.00* HN 1.28 ! KB 1.00* KP 0.98 LA 0.94 MK 1.00* ! NL 1.03 NY 1.04 ON 1.00* OV 0.94 ! PT 0.99 SV 1.00* TS 1.00* WZ 1.00* ! ZC 1.00* ! ! A total of 3 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.04 FD 1.02 HH 1.00* HN 1.13 ! KB 0.95 KP 0.96 LA 0.97 MK 1.00* ! NL 1.04 NY 1.00* ON 1.00* OV 0.94 ! PT 1.04 SV 1.00* TS 0.91 WZ 1.00* ! ZC 1.00* ! ! A total of 57 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! 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 6 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 1.01 FD 0.96 HH 1.00* HN 1.00* ! KB 1.00* KP 0.96 LA 0.96 MK 1.00* ! NL 1.04 NY 1.00* ON 1.00* OV 0.95 ! PT 1.03 SV 1.00* TS 1.00* WZ 1.00* ! 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 0.95 FD 0.95 HH 1.00* HN 1.28 ! KB 1.00* KP 1.02 LA 0.98 MK 1.00* ! NL 1.04 NY 1.00 ON 1.00* OV 1.00 ! PT 1.01 SV 1.00* TS 1.00* WZ 1.00* ! ZC 1.00* ! ! A total of 3 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.99 FD 1.01 HH 1.00* HN 1.12 ! KB 0.93 KP 1.02 LA 1.00 MK 1.00* ! NL 1.06 NY 1.00* ON 1.00* OV 0.98 ! PT 1.05 SV 1.00* TS 0.93 WZ 1.00* ! ZC 1.00* ! ! A total of 57 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! 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 6 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 0.99 FD 0.95 HH 1.00* HN 1.00* ! KB 1.00* KP 1.01 LA 1.01 MK 1.00* ! NL 1.05 NY 1.00* ON 1.00* OV 1.01 ! PT 1.01 SV 1.00* TS 1.00* WZ 1.00* ! 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 0.99 FD 0.96 HH 1.00* HN 1.27 ! KB 1.00* KP 1.00 LA 0.98 MK 1.00* ! NL 1.05 NY 0.99 ON 1.00* OV 0.99 ! PT 1.00 SV 1.00* TS 1.00* WZ 1.00* ! ZC 1.00* ! ! A total of 3 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.04 FD 1.01 HH 1.00* HN 1.15 ! KB 0.95 KP 1.02 LA 1.00 MK 1.00* ! NL 1.05 NY 1.00* ON 1.00* OV 0.98 ! PT 1.03 SV 1.00* TS 0.92 WZ 1.00* ! ZC 1.00* ! ! A total of 30 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! 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 6 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 1.01 FD 0.98 HH 1.00* HN 1.00* ! KB 1.00* KP 0.99 LA 0.99 MK 1.00* ! NL 1.08 NY 1.00* ON 1.00* OV 1.00 ! PT 1.06 SV 1.00* TS 1.00* WZ 1.00* ! ZC 1.00* ! ! ! Fit before self-cal, rms=0.157663Jy sigma=0.001359 ! Fit after self-cal, rms=0.163155Jy sigma=0.001251 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Your choice of large map pixels excluded 3.65% of the data. ! The x-axis pixel size should ideally be below 0.1861 milli-arcsec ! Estimated beam: bmin=0.7991 mas, bmaj=1.874 mas, bpa=-4.346 degrees ! Estimated noise=824.114 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 = 2.56017e-05 Jy ! Component: 100 - total flux cleaned = 0.000439491 Jy ! Component: 150 - total flux cleaned = 0.000952912 Jy ! Component: 200 - total flux cleaned = 0.000949637 Jy ! Total flux subtracted in 200 components = 0.000949637 Jy ! Clean residual min=-0.007819 max=0.009164 Jy/beam ! Clean residual mean=-0.000419 rms=0.002354 Jy/beam ! Combined flux in latest and established models = 0.860593 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 100 components and 0.860593 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.162623Jy sigma=0.001245 ! Fit after self-cal, rms=0.162740Jy sigma=0.001244 ! Inverting map ! Your choice of large map pixels excluded 3.65% of the data. ! The x-axis pixel size should ideally be below 0.1861 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=0.162740Jy sigma=0.001244 ! Fit after self-cal, rms=0.162497Jy sigma=0.001227 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 3.65% of the data. ! The x-axis pixel size should ideally be below 0.1861 milli-arcsec ! Estimated beam: bmin=0.795 mas, bmaj=1.871 mas, bpa=-4.287 degrees ! Estimated noise=821.49 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00363877 Jy ! Component: 100 - total flux cleaned = 0.00478406 Jy ! Component: 150 - total flux cleaned = 0.00529646 Jy ! Component: 200 - total flux cleaned = 0.00563026 Jy ! Total flux subtracted in 200 components = 0.00563026 Jy ! Clean residual min=-0.005579 max=0.010417 Jy/beam ! Clean residual mean=0.000001 rms=0.001875 Jy/beam ! Combined flux in latest and established models = 0.866223 Jy selfcal ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 110 components and 0.866223 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.162206Jy sigma=0.001223 ! Fit after self-cal, rms=0.162186Jy sigma=0.001223 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 3.65% of the data. ! The x-axis pixel size should ideally be below 0.1861 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 (-7.8, 7.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0100961 Jy ! Component: 100 - total flux cleaned = 0.0159024 Jy ! Component: 150 - total flux cleaned = 0.0192248 Jy ! Component: 200 - total flux cleaned = 0.0199693 Jy ! Total flux subtracted in 200 components = 0.0199693 Jy ! Clean residual min=-0.005226 max=0.006451 Jy/beam ! Clean residual mean=-0.000280 rms=0.001430 Jy/beam ! Combined flux in latest and established models = 0.886193 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 131 components and 0.886193 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.161559Jy sigma=0.001214 ! Fit after self-cal, rms=0.161509Jy sigma=0.001213 ! Inverting map ! Your choice of large map pixels excluded 3.65% of the data. ! The x-axis pixel size should ideally be below 0.1861 milli-arcsec ! Added new window around map position (-6.4, 2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00616028 Jy ! Component: 100 - total flux cleaned = 0.00797086 Jy ! Component: 150 - total flux cleaned = 0.00821941 Jy ! Component: 200 - total flux cleaned = 0.00843278 Jy ! Total flux subtracted in 200 components = 0.00843278 Jy ! Clean residual min=-0.004742 max=0.005118 Jy/beam ! Clean residual mean=-0.000417 rms=0.001296 Jy/beam ! Combined flux in latest and established models = 0.894626 Jy ! Performing phase self-cal ! Adding 33 model components to the UV plane model. ! The established model now contains 156 components and 0.894626 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.161191Jy sigma=0.001209 ! Fit after self-cal, rms=0.161160Jy sigma=0.001209 ! Inverting map ! Your choice of large map pixels excluded 3.65% of the data. ! The x-axis pixel size should ideally be below 0.1861 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=0.161160Jy sigma=0.001209 ! Fit after self-cal, rms=0.161925Jy sigma=0.001207 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 3.65% of the data. ! The x-axis pixel size should ideally be below 0.1861 milli-arcsec ! Estimated beam: bmin=0.7975 mas, bmaj=1.871 mas, bpa=-4.364 degrees ! Estimated noise=821.969 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00389415 Jy ! Component: 100 - total flux cleaned = 0.00531564 Jy ! Component: 150 - total flux cleaned = 0.00593668 Jy ! Component: 200 - total flux cleaned = 0.0063055 Jy ! Total flux subtracted in 200 components = 0.0063055 Jy ! Clean residual min=-0.004257 max=0.004823 Jy/beam ! Clean residual mean=-0.000052 rms=0.001151 Jy/beam ! Combined flux in latest and established models = 0.900931 Jy selfcal ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 166 components and 0.900931 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.161754Jy sigma=0.001205 ! Fit after self-cal, rms=0.161743Jy sigma=0.001205 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 3.65% of the data. ! The x-axis pixel size should ideally be below 0.1861 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 = 0.00102383 Jy ! Component: 100 - total flux cleaned = 0.00150748 Jy ! Component: 150 - total flux cleaned = 0.00180847 Jy ! Component: 200 - total flux cleaned = 0.00202006 Jy ! Total flux subtracted in 200 components = 0.00202006 Jy ! Clean residual min=-0.004159 max=0.004690 Jy/beam ! Clean residual mean=-0.000082 rms=0.001123 Jy/beam ! Combined flux in latest and established models = 0.902951 Jy ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 168 components and 0.902951 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.161659Jy sigma=0.001204 ! Fit after self-cal, rms=0.161650Jy sigma=0.001204 ! Inverting map ! Your choice of large map pixels excluded 3.65% of the data. ! The x-axis pixel size should ideally be below 0.1861 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=0.161650Jy sigma=0.001204 ! Fit after self-cal, rms=0.161750Jy sigma=0.001204 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 3.65% of the data. ! The x-axis pixel size should ideally be below 0.1861 milli-arcsec ! Estimated beam: bmin=2.828 mas, bmaj=3.357 mas, bpa=-79.88 degrees ! Estimated noise=917.409 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00298984 Jy ! Component: 100 - total flux cleaned = 0.00442311 Jy ! Component: 150 - total flux cleaned = 0.00496211 Jy ! Component: 200 - total flux cleaned = 0.00514291 Jy ! Total flux subtracted in 200 components = 0.00514291 Jy ! Clean residual min=-0.004182 max=0.005277 Jy/beam ! Clean residual mean=-0.000063 rms=0.001272 Jy/beam ! Combined flux in latest and established models = 0.908094 Jy selfcal ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 182 components and 0.908094 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.161690Jy sigma=0.001204 ! Fit after self-cal, rms=0.161686Jy sigma=0.001203 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 3.65% of the data. ! The x-axis pixel size should ideally be below 0.1861 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 = 0.000842911 Jy ! Component: 100 - total flux cleaned = 0.00101008 Jy ! Component: 150 - total flux cleaned = 0.0011614 Jy ! Component: 200 - total flux cleaned = 0.00125421 Jy ! Total flux subtracted in 200 components = 0.00125421 Jy ! Clean residual min=-0.004405 max=0.005271 Jy/beam ! Clean residual mean=-0.000094 rms=0.001260 Jy/beam ! Combined flux in latest and established models = 0.909348 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 190 components and 0.909348 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.161657Jy sigma=0.001203 ! Fit after self-cal, rms=0.161653Jy sigma=0.001203 ! Inverting map ! Your choice of large map pixels excluded 3.65% of the data. ! The x-axis pixel size should ideally be below 0.1861 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 3.65% of the data. ! The x-axis pixel size should ideally be below 0.1861 milli-arcsec ! Estimated beam: bmin=0.7982 mas, bmaj=1.871 mas, bpa=-4.406 degrees ! Estimated noise=821.604 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7982 x 1.871 at -4.406 degrees (North through East) ! Clean map min=-0.0041672 max=0.51035 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=0.161653Jy sigma=0.001203 ! Fit after self-cal, rms=0.157108Jy sigma=0.001101 ! Inverting map and beam ! Your choice of large map pixels excluded 3.65% of the data. ! The x-axis pixel size should ideally be below 0.1861 milli-arcsec ! Estimated beam: bmin=0.797 mas, bmaj=1.87 mas, bpa=-4.387 degrees ! Estimated noise=820.33 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000608909 Jy ! Component: 100 - total flux cleaned = 0.000544082 Jy ! Component: 150 - total flux cleaned = 0.000606497 Jy ! Component: 200 - total flux cleaned = 0.000546185 Jy ! Total flux subtracted in 200 components = 0.000546185 Jy ! Clean residual min=-0.004045 max=0.004320 Jy/beam ! Clean residual mean=0.000047 rms=0.001032 Jy/beam ! Combined flux in latest and established models = 0.909894 Jy ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 202 components and 0.909894 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.157051Jy sigma=0.001100 ! Fit after self-cal, rms=0.157043Jy sigma=0.001100 ! Inverting map ! Your choice of large map pixels excluded 3.65% of the data. ! The x-axis pixel size should ideally be below 0.1861 milli-arcsec ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000119271 Jy ! Component: 100 - total flux cleaned = 6.31672e-05 Jy ! Component: 150 - total flux cleaned = 1.11687e-05 Jy ! Component: 200 - total flux cleaned = 9.6818e-06 Jy ! Total flux subtracted in 200 components = 9.6818e-06 Jy ! Clean residual min=-0.004017 max=0.004291 Jy/beam ! Clean residual mean=0.000046 rms=0.001025 Jy/beam ! Combined flux in latest and established models = 0.909904 Jy ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 206 components and 0.909904 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.157008Jy sigma=0.001100 ! Fit after self-cal, rms=0.157003Jy sigma=0.001100 ! Inverting map ! Your choice of large map pixels excluded 3.65% of the data. ! The x-axis pixel size should ideally be below 0.1861 milli-arcsec ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.157003Jy sigma=0.001100 ! Fit after self-cal, rms=0.157065Jy sigma=0.001100 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 3.65% of the data. ! The x-axis pixel size should ideally be below 0.1861 milli-arcsec ! Estimated beam: bmin=0.6063 mas, bmaj=1.534 mas, bpa=-4.794 degrees ! Estimated noise=1169.5 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.447121 Jy ! Component: 100 - total flux cleaned = 0.614342 Jy ! Component: 150 - total flux cleaned = 0.684854 Jy ! Component: 200 - total flux cleaned = 0.719823 Jy ! Total flux subtracted in 200 components = 0.719823 Jy ! Clean residual min=-0.010583 max=0.019961 Jy/beam ! Clean residual mean=0.000594 rms=0.003262 Jy/beam ! Combined flux in latest and established models = 0.719823 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 21 model components to the UV plane model. ! The established model now contains 21 components and 0.719823 Jy ! Inverting map and beam ! Your choice of large map pixels excluded 3.65% of the data. ! The x-axis pixel size should ideally be below 0.1861 milli-arcsec ! Estimated beam: bmin=0.7964 mas, bmaj=1.871 mas, bpa=-4.357 degrees ! Estimated noise=819.781 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 = 0.0387754 Jy ! Component: 100 - total flux cleaned = 0.0659645 Jy ! Component: 150 - total flux cleaned = 0.0866288 Jy ! Component: 200 - total flux cleaned = 0.103236 Jy ! Total flux subtracted in 200 components = 0.103236 Jy ! Clean residual min=-0.006539 max=0.011109 Jy/beam ! Clean residual mean=0.001303 rms=0.002838 Jy/beam ! Combined flux in latest and established models = 0.823059 Jy ! Adding 77 model components to the UV plane model. ! The established model now contains 90 components and 0.823059 Jy ! Inverting map ! Your choice of large map pixels excluded 3.65% of the data. ! The x-axis pixel size should ideally be below 0.1861 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 3.65% of the data. ! The x-axis pixel size should ideally be below 0.1861 milli-arcsec ! Estimated beam: bmin=2.828 mas, bmaj=3.357 mas, bpa=-79.88 degrees ! Estimated noise=916.188 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.020334 Jy ! Component: 100 - total flux cleaned = 0.0355588 Jy ! Component: 150 - total flux cleaned = 0.0472918 Jy ! Component: 200 - total flux cleaned = 0.0564866 Jy ! Total flux subtracted in 200 components = 0.0564866 Jy ! Clean residual min=-0.004566 max=0.007084 Jy/beam ! Clean residual mean=0.000812 rms=0.002121 Jy/beam ! Combined flux in latest and established models = 0.879546 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 = 0.00725993 Jy ! Component: 100 - total flux cleaned = 0.0130074 Jy ! Component: 150 - total flux cleaned = 0.0175671 Jy ! Component: 200 - total flux cleaned = 0.0211911 Jy ! Total flux subtracted in 200 components = 0.0211911 Jy ! Clean residual min=-0.004234 max=0.005143 Jy/beam ! Clean residual mean=0.000286 rms=0.001432 Jy/beam ! Combined flux in latest and established models = 0.900737 Jy ! Adding 118 model components to the UV plane model. ! The established model now contains 196 components and 0.900737 Jy ! Inverting map ! Your choice of large map pixels excluded 3.65% of the data. ! The x-axis pixel size should ideally be below 0.1861 milli-arcsec uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Your choice of large map pixels excluded 3.65% of the data. ! The x-axis pixel size should ideally be below 0.1861 milli-arcsec ! Estimated beam: bmin=0.7964 mas, bmaj=1.871 mas, bpa=-4.357 degrees ! Estimated noise=819.781 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00334457 Jy ! Component: 100 - total flux cleaned = 0.00521729 Jy ! Component: 150 - total flux cleaned = 0.0059809 Jy ! Component: 200 - total flux cleaned = 0.0064458 Jy ! Total flux subtracted in 200 components = 0.00644581 Jy ! Clean residual min=-0.004396 max=0.004182 Jy/beam ! Clean residual mean=0.000080 rms=0.001116 Jy/beam ! Combined flux in latest and established models = 0.907183 Jy selfcal ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 214 components and 0.907183 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.157509Jy sigma=0.001104 ! Fit after self-cal, rms=0.157369Jy sigma=0.001103 wmodel J2354+4553_X_2007_12_05_pus_map.mod ! Writing 214 model components to file: J2354+4553_X_2007_12_05_pus_map.mod wobs J2354+4553_X_2007_12_05_pus_uvs.fits ! Writing UV FITS file: J2354+4553_X_2007_12_05_pus_uvs.fits wwins J2354+4553_X_2007_12_05_pus_map.win ! wwins: Wrote 6 windows to J2354+4553_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 3.65% of the data. ! The x-axis pixel size should ideally be below 0.1861 milli-arcsec ! clean: niter=2048 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = 0.000678787 Jy ! Component: 100 - total flux cleaned = 0.00195664 Jy ! Component: 150 - total flux cleaned = 0.00308509 Jy ! Component: 200 - total flux cleaned = 0.00371283 Jy ! Component: 250 - total flux cleaned = 0.00431645 Jy ! Component: 300 - total flux cleaned = 0.00472518 Jy ! Component: 350 - total flux cleaned = 0.00512098 Jy ! Component: 400 - total flux cleaned = 0.00528603 Jy ! Component: 450 - total flux cleaned = 0.00555484 Jy ! Component: 500 - total flux cleaned = 0.00576404 Jy ! Component: 550 - total flux cleaned = 0.00601904 Jy ! Component: 600 - total flux cleaned = 0.00616816 Jy ! Component: 650 - total flux cleaned = 0.00641184 Jy ! Component: 700 - total flux cleaned = 0.00645918 Jy ! Component: 750 - total flux cleaned = 0.00660116 Jy ! Component: 800 - total flux cleaned = 0.00678637 Jy ! Component: 850 - total flux cleaned = 0.00683177 Jy ! Component: 900 - total flux cleaned = 0.00687717 Jy ! Component: 950 - total flux cleaned = 0.00692185 Jy ! Component: 1000 - total flux cleaned = 0.00692207 Jy ! Component: 1050 - total flux cleaned = 0.00700764 Jy ! Component: 1100 - total flux cleaned = 0.00700711 Jy ! Component: 1150 - total flux cleaned = 0.00700679 Jy ! Component: 1200 - total flux cleaned = 0.00700668 Jy ! Component: 1250 - total flux cleaned = 0.00696644 Jy ! Component: 1300 - total flux cleaned = 0.00692675 Jy ! Component: 1350 - total flux cleaned = 0.00700615 Jy ! Component: 1400 - total flux cleaned = 0.00700646 Jy ! Component: 1450 - total flux cleaned = 0.00704477 Jy ! Component: 1500 - total flux cleaned = 0.00700643 Jy ! Component: 1550 - total flux cleaned = 0.00704453 Jy ! Component: 1600 - total flux cleaned = 0.00711898 Jy ! Component: 1650 - total flux cleaned = 0.00711875 Jy ! Component: 1700 - total flux cleaned = 0.00715518 Jy ! Component: 1750 - total flux cleaned = 0.00711937 Jy ! Component: 1800 - total flux cleaned = 0.00719072 Jy ! Component: 1850 - total flux cleaned = 0.00722634 Jy ! Component: 1900 - total flux cleaned = 0.00722613 Jy ! Component: 1950 - total flux cleaned = 0.00726101 Jy ! Component: 2000 - total flux cleaned = 0.007261 Jy ! Total flux subtracted in 2048 components = 0.00722722 Jy ! Clean residual min=-0.002202 max=0.002275 Jy/beam ! Clean residual mean=0.000002 rms=0.000637 Jy/beam ! Combined flux in latest and established models = 0.91441 Jy keep ! Adding 152 model components to the UV plane model. ! The established model now contains 366 components and 0.91441 Jy wmap "J2354+4553_X_2007_12_05_pus\_map.fits" ! Inverting map ! Your choice of large map pixels excluded 3.65% of the data. ! The x-axis pixel size should ideally be below 0.1861 milli-arcsec ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7964 x 1.871 at -4.357 degrees (North through East) ! Clean map min=-0.0032947 max=0.50413 Jy/beam ! Writing clean map to FITS file: J2354+4553_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 0.504135 invert ! Inverting map ! Your choice of large map pixels excluded 3.65% of the data. ! The x-axis pixel size should ideally be below 0.1861 milli-arcsec float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000636295 device "J2354+4553_X_2007_12_05_pus\_map.eps/VPS" ! Attempting to open device: 'J2354+4553_X_2007_12_05_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.378646 0.378646 0.757292 1.51458 3.02917 6.05834 12.1167 24.2333 48.4667 96.9334 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0019 print "peak=",int(1000*peak_flux)/1000 ! peak= 0.504 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7964 x 1.871 at -4.357 degrees (North through East) ! Clean map min=-0.0032947 max=0.50413 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J2354+4553_X_2007_12_05_pus\_map.gif/vgif" ! Attempting to open device: 'J2354+4553_X_2007_12_05_pus_map.gif/vgif' mapplot cln quit ! Quitting program ! Log file J2354+4553_X_2007_12_05_pus_uvs.log closed on Wed Sep 8 21:29:29 2010