! Started logfile: J0607+6720_X_2008_07_09_pus_uvs.log on Sun Oct 10 20:16:49 2010 obs J0607+6720_X_2008_07_09_pus_uva.fits ! Reading UV FITS file: J0607+6720_X_2008_07_09_pus_uva.fits ! AN table 1: 250 integrations on 105 of 105 possible baselines. ! Apparent sampling: 0.38221 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J0607+6720 ! ! 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 1142 lines of history. ! ! Reading 40132 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 = 256 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 = 256x256 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 1834 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 1834 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 1834 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 1834 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=0.822980Jy sigma=0.006297 ! Fit after self-cal, rms=0.768883Jy sigma=0.005878 ! clrmod: Cleared the established, tentative and continuum models. ! Redundant starting model cleared. uvw 2,-1 ! Uniform weighting binwidth: 2 (pixels). ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Your choice of large map pixels excluded 6.04% of the data. ! The x-axis pixel size should ideally be below 0.1604 milli-arcsec ! The y-axis pixel size should ideally be below 0.1846 milli-arcsec ! Estimated beam: bmin=0.4879 mas, bmaj=0.6818 mas, bpa=-49.54 degrees ! Estimated noise=925.798 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 = 0.200155 Jy ! Component: 100 - total flux cleaned = 0.296646 Jy ! Total flux subtracted in 100 components = 0.296646 Jy ! Clean residual min=-0.013403 max=0.061519 Jy/beam ! Clean residual mean=0.000443 rms=0.005264 Jy/beam ! Combined flux in latest and established models = 0.296646 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 8 components and 0.296646 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.258217Jy sigma=0.001917 ! Fit after self-cal, rms=0.254624Jy sigma=0.001896 ! Inverting map ! Your choice of large map pixels excluded 6.04% of the data. ! The x-axis pixel size should ideally be below 0.1604 milli-arcsec ! The y-axis pixel size should ideally be below 0.1846 milli-arcsec ! Added new window around map position (-0.2, -1.2). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0707342 Jy ! Component: 100 - total flux cleaned = 0.118624 Jy ! Total flux subtracted in 100 components = 0.118624 Jy ! Clean residual min=-0.010810 max=0.030513 Jy/beam ! Clean residual mean=0.000274 rms=0.003560 Jy/beam ! Combined flux in latest and established models = 0.41527 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 16 components and 0.41527 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.223690Jy sigma=0.001570 ! Fit after self-cal, rms=0.221370Jy sigma=0.001552 ! Inverting map ! Your choice of large map pixels excluded 6.04% of the data. ! The x-axis pixel size should ideally be below 0.1604 milli-arcsec ! The y-axis pixel size should ideally be below 0.1846 milli-arcsec ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0433235 Jy ! Component: 100 - total flux cleaned = 0.072687 Jy ! Total flux subtracted in 100 components = 0.072687 Jy ! Clean residual min=-0.008791 max=0.020403 Jy/beam ! Clean residual mean=0.000175 rms=0.002552 Jy/beam ! Combined flux in latest and established models = 0.487957 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 18 components and 0.487957 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.208615Jy sigma=0.001411 ! Fit after self-cal, rms=0.207687Jy sigma=0.001403 ! Inverting map ! Your choice of large map pixels excluded 6.04% of the data. ! The x-axis pixel size should ideally be below 0.1604 milli-arcsec ! The y-axis pixel size should ideally be below 0.1846 milli-arcsec ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0261425 Jy ! Component: 100 - total flux cleaned = 0.0446751 Jy ! Total flux subtracted in 100 components = 0.0446751 Jy ! Clean residual min=-0.007308 max=0.014657 Jy/beam ! Clean residual mean=0.000115 rms=0.002067 Jy/beam ! Combined flux in latest and established models = 0.532632 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 22 components and 0.532632 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.202327Jy sigma=0.001342 ! Fit after self-cal, rms=0.201952Jy sigma=0.001339 ! Inverting map ! Your choice of large map pixels excluded 6.04% of the data. ! The x-axis pixel size should ideally be below 0.1604 milli-arcsec ! The y-axis pixel size should ideally be below 0.1846 milli-arcsec ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0169449 Jy ! Component: 100 - total flux cleaned = 0.0297128 Jy ! Total flux subtracted in 100 components = 0.0297128 Jy ! Clean residual min=-0.006408 max=0.011506 Jy/beam ! Clean residual mean=0.000076 rms=0.001809 Jy/beam ! Combined flux in latest and established models = 0.562345 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 32 components and 0.562345 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.199545Jy sigma=0.001311 ! Fit after self-cal, rms=0.199343Jy sigma=0.001309 ! Inverting map ! Your choice of large map pixels excluded 6.04% of the data. ! The x-axis pixel size should ideally be below 0.1604 milli-arcsec ! The y-axis pixel size should ideally be below 0.1846 milli-arcsec ! Added new window around map position (0.6, -0.2). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0131303 Jy ! Component: 100 - total flux cleaned = 0.0232767 Jy ! Total flux subtracted in 100 components = 0.0232767 Jy ! Clean residual min=-0.005796 max=0.009335 Jy/beam ! Clean residual mean=0.000046 rms=0.001632 Jy/beam ! Combined flux in latest and established models = 0.585622 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 37 components and 0.585622 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.197856Jy sigma=0.001292 ! Fit after self-cal, rms=0.197767Jy sigma=0.001291 ! Inverting map ! Your choice of large map pixels excluded 6.04% of the data. ! The x-axis pixel size should ideally be below 0.1604 milli-arcsec ! The y-axis pixel size should ideally be below 0.1846 milli-arcsec print "************** FINISHED UNIFORM WEIGHTING CLEAN **************" ! ************** FINISHED UNIFORM WEIGHTING CLEAN ************** ! uvw 0,-1 ! Uniform weighting is not currently selected. ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. win_mult = win_mult * 1.6 clean_niter = clean_niter * 2 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Your choice of large map pixels excluded 6.04% of the data. ! The x-axis pixel size should ideally be below 0.1604 milli-arcsec ! The y-axis pixel size should ideally be below 0.1846 milli-arcsec ! Estimated beam: bmin=0.5424 mas, bmaj=0.8139 mas, bpa=-51.31 degrees ! Estimated noise=471.502 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 = 0.0171665 Jy ! Component: 100 - total flux cleaned = 0.0286804 Jy ! Component: 150 - total flux cleaned = 0.0370051 Jy ! Component: 200 - total flux cleaned = 0.0431111 Jy ! Total flux subtracted in 200 components = 0.0431111 Jy ! Clean residual min=-0.003438 max=0.006212 Jy/beam ! Clean residual mean=0.000137 rms=0.001096 Jy/beam ! Combined flux in latest and established models = 0.628733 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 42 components and 0.628733 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.196190Jy sigma=0.001273 ! Fit after self-cal, rms=0.196092Jy sigma=0.001272 ! Inverting map ! Your choice of large map pixels excluded 6.04% of the data. ! The x-axis pixel size should ideally be below 0.1604 milli-arcsec ! The y-axis pixel size should ideally be below 0.1846 milli-arcsec print "************** FINISHED NATURAL WEIGHTING CLEAN **************" ! ************** FINISHED NATURAL WEIGHTING CLEAN ************** ! gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 66 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 0.99 HH 1.00* HN 1.08 ! KK 1.07 KP 1.02 LA 0.97 MK 0.97 ! NL 0.96 NY 0.99 ON 0.99 PT 0.98 ! SC 0.98 WZ 0.97 ZC 1.01 ! ! ! Correcting IF 2. ! A total of 66 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 1.00 HH 1.00* HN 0.99 ! KK 1.05 KP 0.98 LA 0.96 MK 0.98 ! NL 0.96 NY 1.05 ON 1.00 PT 0.98 ! SC 1.01 WZ 0.96 ZC 0.99 ! ! ! Correcting IF 3. ! A total of 66 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 1.00 ! KK 1.04 KP 1.01 LA 0.98 MK 0.99 ! NL 1.00 NY 1.03 ON 0.96 PT 0.98 ! SC 1.03 WZ 0.96 ZC 1.02 ! ! ! Correcting IF 4. ! A total of 66 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 0.99 HH 1.00* HN 1.01 ! KK 0.99 KP 1.01 LA 0.98 MK 1.02 ! NL 1.02 NY 1.01 ON 0.97 PT 1.02 ! SC 1.04 WZ 0.99 ZC 1.03 ! ! ! Fit before self-cal, rms=0.196092Jy sigma=0.001272 ! Fit after self-cal, rms=0.195958Jy sigma=0.001269 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Your choice of large map pixels excluded 6% of the data. ! The x-axis pixel size should ideally be below 0.1604 milli-arcsec ! The y-axis pixel size should ideally be below 0.1846 milli-arcsec ! Estimated beam: bmin=0.5418 mas, bmaj=0.8189 mas, bpa=-51.57 degrees ! Estimated noise=467.964 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 = 0.00100682 Jy ! Component: 100 - total flux cleaned = 0.00194633 Jy ! Component: 150 - total flux cleaned = 0.00256634 Jy ! Component: 200 - total flux cleaned = 0.00295235 Jy ! Total flux subtracted in 200 components = 0.00295235 Jy ! Clean residual min=-0.002947 max=0.003481 Jy/beam ! Clean residual mean=-0.000033 rms=0.000844 Jy/beam ! Combined flux in latest and established models = 0.631685 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 46 components and 0.631685 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.195895Jy sigma=0.001268 ! Fit after self-cal, rms=0.195906Jy sigma=0.001268 ! Inverting map ! Your choice of large map pixels excluded 6% of the data. ! The x-axis pixel size should ideally be below 0.1604 milli-arcsec ! The y-axis pixel size should ideally be below 0.1846 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=0.195906Jy sigma=0.001268 ! Fit after self-cal, rms=0.195556Jy sigma=0.001263 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 6% of the data. ! The x-axis pixel size should ideally be below 0.1604 milli-arcsec ! The y-axis pixel size should ideally be below 0.1846 milli-arcsec ! Estimated beam: bmin=0.5408 mas, bmaj=0.8196 mas, bpa=-51.47 degrees ! Estimated noise=467.569 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00132561 Jy ! Component: 100 - total flux cleaned = 0.00222157 Jy ! Component: 150 - total flux cleaned = 0.00278911 Jy ! Component: 200 - total flux cleaned = 0.00319851 Jy ! Total flux subtracted in 200 components = 0.00319851 Jy ! Clean residual min=-0.002622 max=0.002923 Jy/beam ! Clean residual mean=0.000014 rms=0.000673 Jy/beam ! Combined flux in latest and established models = 0.634884 Jy selfcal ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 48 components and 0.634884 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.195516Jy sigma=0.001262 ! Fit after self-cal, rms=0.195498Jy sigma=0.001262 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 6% of the data. ! The x-axis pixel size should ideally be below 0.1604 milli-arcsec ! The y-axis pixel size should ideally be below 0.1846 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 (0.6, -1). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00119149 Jy ! Component: 100 - total flux cleaned = 0.00099142 Jy ! Component: 150 - total flux cleaned = 0.00104718 Jy ! Component: 200 - total flux cleaned = 0.00109666 Jy ! Total flux subtracted in 200 components = 0.00109666 Jy ! Clean residual min=-0.002464 max=0.002748 Jy/beam ! Clean residual mean=0.000008 rms=0.000646 Jy/beam ! Combined flux in latest and established models = 0.63598 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 56 components and 0.63598 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.195428Jy sigma=0.001262 ! Fit after self-cal, rms=0.195413Jy sigma=0.001262 ! Inverting map ! Your choice of large map pixels excluded 6% of the data. ! The x-axis pixel size should ideally be below 0.1604 milli-arcsec ! The y-axis pixel size should ideally be below 0.1846 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=0.195413Jy sigma=0.001262 ! Fit after self-cal, rms=0.193175Jy sigma=0.001260 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 6% of the data. ! The x-axis pixel size should ideally be below 0.1604 milli-arcsec ! The y-axis pixel size should ideally be below 0.1846 milli-arcsec ! Estimated beam: bmin=0.54 mas, bmaj=0.8185 mas, bpa=-51.49 degrees ! Estimated noise=465.551 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00014015 Jy ! Component: 100 - total flux cleaned = 0.000587218 Jy ! Component: 150 - total flux cleaned = 0.000764672 Jy ! Component: 200 - total flux cleaned = 0.000801911 Jy ! Total flux subtracted in 200 components = 0.000801911 Jy ! Clean residual min=-0.002209 max=0.002530 Jy/beam ! Clean residual mean=0.000025 rms=0.000598 Jy/beam ! Combined flux in latest and established models = 0.636782 Jy selfcal ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 59 components and 0.636782 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.193137Jy sigma=0.001260 ! Fit after self-cal, rms=0.193098Jy sigma=0.001259 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 6% of the data. ! The x-axis pixel size should ideally be below 0.1604 milli-arcsec ! The y-axis pixel size should ideally be below 0.1846 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 = 0.000331883 Jy ! Component: 100 - total flux cleaned = 0.000491163 Jy ! Component: 150 - total flux cleaned = 0.000490651 Jy ! Component: 200 - total flux cleaned = 0.000523195 Jy ! Total flux subtracted in 200 components = 0.000523195 Jy ! Clean residual min=-0.002167 max=0.002444 Jy/beam ! Clean residual mean=0.000022 rms=0.000590 Jy/beam ! Combined flux in latest and established models = 0.637305 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 61 components and 0.637305 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.193076Jy sigma=0.001259 ! Fit after self-cal, rms=0.193071Jy sigma=0.001259 ! Inverting map ! Your choice of large map pixels excluded 6% of the data. ! The x-axis pixel size should ideally be below 0.1604 milli-arcsec ! The y-axis pixel size should ideally be below 0.1846 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=0.193071Jy sigma=0.001259 ! Fit after self-cal, rms=0.192472Jy sigma=0.001259 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 6% of the data. ! The x-axis pixel size should ideally be below 0.1604 milli-arcsec ! The y-axis pixel size should ideally be below 0.1846 milli-arcsec ! Estimated beam: bmin=2.022 mas, bmaj=2.476 mas, bpa=3.475 degrees ! Estimated noise=799.096 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00153133 Jy ! Component: 100 - total flux cleaned = 0.00170255 Jy ! Component: 150 - total flux cleaned = 0.00176177 Jy ! Component: 200 - total flux cleaned = 0.00177743 Jy ! Total flux subtracted in 200 components = 0.00177743 Jy ! Clean residual min=-0.002532 max=0.002957 Jy/beam ! Clean residual mean=0.000099 rms=0.000805 Jy/beam ! Combined flux in latest and established models = 0.639083 Jy selfcal ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 66 components and 0.639083 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.192484Jy sigma=0.001259 ! Fit after self-cal, rms=0.192484Jy sigma=0.001259 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 6% of the data. ! The x-axis pixel size should ideally be below 0.1604 milli-arcsec ! The y-axis pixel size should ideally be below 0.1846 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 = 7.68191e-05 Jy ! Component: 100 - total flux cleaned = 0.00011701 Jy ! Component: 150 - total flux cleaned = 0.000134072 Jy ! Component: 200 - total flux cleaned = 0.000135391 Jy ! Total flux subtracted in 200 components = 0.000135391 Jy ! Clean residual min=-0.002511 max=0.002907 Jy/beam ! Clean residual mean=0.000096 rms=0.000798 Jy/beam ! Combined flux in latest and established models = 0.639218 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 69 components and 0.639218 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.192490Jy sigma=0.001259 ! Fit after self-cal, rms=0.192490Jy sigma=0.001259 ! Inverting map ! Your choice of large map pixels excluded 6% of the data. ! The x-axis pixel size should ideally be below 0.1604 milli-arcsec ! The y-axis pixel size should ideally be below 0.1846 milli-arcsec uvtaper 0,0 ! No UV-taper is currently set. win_mult = win_mult / 1.2 print "************** FINISHED AMPLITUDE SELF-CAL **************" ! ************** FINISHED AMPLITUDE SELF-CAL ************** restore ! Inverting map and beam ! Your choice of large map pixels excluded 6% of the data. ! The x-axis pixel size should ideally be below 0.1604 milli-arcsec ! The y-axis pixel size should ideally be below 0.1846 milli-arcsec ! Estimated beam: bmin=0.5398 mas, bmaj=0.8179 mas, bpa=-51.52 degrees ! Estimated noise=464.281 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.5398 x 0.8179 at -51.52 degrees (North through East) ! Clean map min=-0.0015792 max=0.23859 Jy/beam if(peak(flux) > thresh) selfcal true, true clean clean_niter,clean_gain selfcal flux_cutoff = imstat(rms) * dynam repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) selfcal true, true end if print "************** CLEARING MODEL AND STARTING OVER **********" ! ************** CLEARING MODEL AND STARTING OVER ********** clrmod true ! clrmod: Cleared the established and tentative models. uvw 2,-1 ! Uniform weighting binwidth: 2 (pixels). ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 6% of the data. ! The x-axis pixel size should ideally be below 0.1604 milli-arcsec ! The y-axis pixel size should ideally be below 0.1846 milli-arcsec ! Estimated beam: bmin=0.4852 mas, bmaj=0.6857 mas, bpa=-49.14 degrees ! Estimated noise=912.288 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.198931 Jy ! Component: 100 - total flux cleaned = 0.308038 Jy ! Component: 150 - total flux cleaned = 0.381134 Jy ! Component: 200 - total flux cleaned = 0.432396 Jy ! Total flux subtracted in 200 components = 0.432396 Jy ! Clean residual min=-0.009053 max=0.028797 Jy/beam ! Clean residual mean=0.000259 rms=0.003119 Jy/beam ! Combined flux in latest and established models = 0.432396 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 15 model components to the UV plane model. ! The established model now contains 15 components and 0.432396 Jy ! Inverting map and beam ! Your choice of large map pixels excluded 6% of the data. ! The x-axis pixel size should ideally be below 0.1604 milli-arcsec ! The y-axis pixel size should ideally be below 0.1846 milli-arcsec ! Estimated beam: bmin=0.5398 mas, bmaj=0.8179 mas, bpa=-51.52 degrees ! Estimated noise=464.281 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 = 0.0632039 Jy ! Component: 100 - total flux cleaned = 0.102648 Jy ! Component: 150 - total flux cleaned = 0.129699 Jy ! Component: 200 - total flux cleaned = 0.148961 Jy ! Total flux subtracted in 200 components = 0.148961 Jy ! Clean residual min=-0.004460 max=0.012289 Jy/beam ! Clean residual mean=0.000290 rms=0.001955 Jy/beam ! Combined flux in latest and established models = 0.581357 Jy ! Adding 30 model components to the UV plane model. ! The established model now contains 35 components and 0.581357 Jy ! Inverting map ! Your choice of large map pixels excluded 6% of the data. ! The x-axis pixel size should ideally be below 0.1604 milli-arcsec ! The y-axis pixel size should ideally be below 0.1846 milli-arcsec ! Added new window around map position (-0.2, 0.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0145063 Jy ! Component: 100 - total flux cleaned = 0.0251406 Jy ! Component: 150 - total flux cleaned = 0.0331222 Jy ! Component: 200 - total flux cleaned = 0.0391524 Jy ! Total flux subtracted in 200 components = 0.0391524 Jy ! Clean residual min=-0.002849 max=0.003871 Jy/beam ! Clean residual mean=0.000106 rms=0.000880 Jy/beam ! Combined flux in latest and established models = 0.62051 Jy ! Adding 19 model components to the UV plane model. ! The established model now contains 45 components and 0.62051 Jy ! Inverting map ! Your choice of large map pixels excluded 6% of the data. ! The x-axis pixel size should ideally be below 0.1604 milli-arcsec ! The y-axis pixel size should ideally be below 0.1846 milli-arcsec ! Added new window around map position (-1, -1). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00470642 Jy ! Component: 100 - total flux cleaned = 0.00835451 Jy ! Component: 150 - total flux cleaned = 0.0105944 Jy ! Component: 200 - total flux cleaned = 0.0118215 Jy ! Total flux subtracted in 200 components = 0.0118215 Jy ! Clean residual min=-0.002557 max=0.002713 Jy/beam ! Clean residual mean=0.000052 rms=0.000672 Jy/beam ! Combined flux in latest and established models = 0.632331 Jy ! Adding 30 model components to the UV plane model. ! The established model now contains 60 components and 0.632331 Jy ! Inverting map ! Your choice of large map pixels excluded 6% of the data. ! The x-axis pixel size should ideally be below 0.1604 milli-arcsec ! The y-axis pixel size should ideally be below 0.1846 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 6% of the data. ! The x-axis pixel size should ideally be below 0.1604 milli-arcsec ! The y-axis pixel size should ideally be below 0.1846 milli-arcsec ! Estimated beam: bmin=2.022 mas, bmaj=2.476 mas, bpa=3.475 degrees ! Estimated noise=799.096 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00430376 Jy ! Component: 100 - total flux cleaned = 0.00640162 Jy ! Component: 150 - total flux cleaned = 0.00750917 Jy ! Component: 200 - total flux cleaned = 0.00811538 Jy ! Total flux subtracted in 200 components = 0.00811538 Jy ! Clean residual min=-0.002422 max=0.002133 Jy/beam ! Clean residual mean=0.000077 rms=0.000722 Jy/beam ! Combined flux in latest and established models = 0.640447 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 = 0.000127735 Jy ! Component: 100 - total flux cleaned = 0.000205211 Jy ! Component: 150 - total flux cleaned = 0.000259674 Jy ! Component: 200 - total flux cleaned = 0.000278884 Jy ! Total flux subtracted in 200 components = 0.000278884 Jy ! Clean residual min=-0.002424 max=0.002081 Jy/beam ! Clean residual mean=0.000072 rms=0.000719 Jy/beam ! Combined flux in latest and established models = 0.640726 Jy ! Adding 27 model components to the UV plane model. ! The established model now contains 81 components and 0.640725 Jy ! Inverting map ! Your choice of large map pixels excluded 6% of the data. ! The x-axis pixel size should ideally be below 0.1604 milli-arcsec ! The y-axis pixel size should ideally be below 0.1846 milli-arcsec uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Your choice of large map pixels excluded 6% of the data. ! The x-axis pixel size should ideally be below 0.1604 milli-arcsec ! The y-axis pixel size should ideally be below 0.1846 milli-arcsec ! Estimated beam: bmin=0.5398 mas, bmaj=0.8179 mas, bpa=-51.52 degrees ! Estimated noise=464.281 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00104994 Jy ! Component: 100 - total flux cleaned = -0.00105482 Jy ! Component: 150 - total flux cleaned = -0.000991139 Jy ! Component: 200 - total flux cleaned = -0.000874747 Jy ! Total flux subtracted in 200 components = -0.000874747 Jy ! Clean residual min=-0.002309 max=0.002465 Jy/beam ! Clean residual mean=0.000018 rms=0.000600 Jy/beam ! Combined flux in latest and established models = 0.639851 Jy selfcal ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 88 components and 0.639851 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.192580Jy sigma=0.001260 ! Fit after self-cal, rms=0.192544Jy sigma=0.001260 wmodel J0607+6720_X_2008_07_09_pus_map.mod ! Writing 88 model components to file: J0607+6720_X_2008_07_09_pus_map.mod wobs J0607+6720_X_2008_07_09_pus_uvs.fits ! Writing UV FITS file: J0607+6720_X_2008_07_09_pus_uvs.fits wwins J0607+6720_X_2008_07_09_pus_map.win ! wwins: Wrote 6 windows to J0607+6720_X_2008_07_09_pus_map.win x = (field_size-8) * field_cell / 4 addwin -x,x,-x,x clean (field_size*4),0.01 ! Inverting map ! Your choice of large map pixels excluded 6% of the data. ! The x-axis pixel size should ideally be below 0.1604 milli-arcsec ! The y-axis pixel size should ideally be below 0.1846 milli-arcsec ! clean: niter=1024 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = 0.000515818 Jy ! Component: 100 - total flux cleaned = 0.00103603 Jy ! Component: 150 - total flux cleaned = 0.00145603 Jy ! Component: 200 - total flux cleaned = 0.00175143 Jy ! Component: 250 - total flux cleaned = 0.00203754 Jy ! Component: 300 - total flux cleaned = 0.00235025 Jy ! Component: 350 - total flux cleaned = 0.0026543 Jy ! Component: 400 - total flux cleaned = 0.00281916 Jy ! Component: 450 - total flux cleaned = 0.00294909 Jy ! Component: 500 - total flux cleaned = 0.00307714 Jy ! Component: 550 - total flux cleaned = 0.00323432 Jy ! Component: 600 - total flux cleaned = 0.00332695 Jy ! Component: 650 - total flux cleaned = 0.00335753 Jy ! Component: 700 - total flux cleaned = 0.00332809 Jy ! Component: 750 - total flux cleaned = 0.00338825 Jy ! Component: 800 - total flux cleaned = 0.00344737 Jy ! Component: 850 - total flux cleaned = 0.00350576 Jy ! Component: 900 - total flux cleaned = 0.00353455 Jy ! Component: 950 - total flux cleaned = 0.00359142 Jy ! Component: 1000 - total flux cleaned = 0.00356319 Jy ! Total flux subtracted in 1024 components = 0.00367492 Jy ! Clean residual min=-0.001462 max=0.001474 Jy/beam ! Clean residual mean=0.000009 rms=0.000517 Jy/beam ! Combined flux in latest and established models = 0.643526 Jy keep ! Adding 82 model components to the UV plane model. ! The established model now contains 169 components and 0.643526 Jy wmap "J0607+6720_X_2008_07_09_pus\_map.fits" ! Inverting map ! Your choice of large map pixels excluded 6% of the data. ! The x-axis pixel size should ideally be below 0.1604 milli-arcsec ! The y-axis pixel size should ideally be below 0.1846 milli-arcsec ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.5398 x 0.8179 at -51.52 degrees (North through East) ! Clean map min=-0.0016349 max=0.23543 Jy/beam ! Writing clean map to FITS file: J0607+6720_X_2008_07_09_pus_map.fits float peak_flux peak_flux = peak(flux,max) print "The peak flux is",peak_flux ! The peak flux is 0.235427 invert ! Inverting map ! Your choice of large map pixels excluded 6% of the data. ! The x-axis pixel size should ideally be below 0.1604 milli-arcsec ! The y-axis pixel size should ideally be below 0.1846 milli-arcsec float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000516359 device "J0607+6720_X_2008_07_09_pus\_map.eps/VPS" ! Attempting to open device: 'J0607+6720_X_2008_07_09_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.657987 0.657987 1.31597 2.63195 5.26389 10.5278 21.0556 42.1111 84.2223 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0015 print "peak=",int(1000*peak_flux)/1000 ! peak= 0.235 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.5398 x 0.8179 at -51.52 degrees (North through East) ! Clean map min=-0.0016349 max=0.23543 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J0607+6720_X_2008_07_09_pus\_map.gif/vgif" ! Attempting to open device: 'J0607+6720_X_2008_07_09_pus_map.gif/vgif' mapplot cln quit ! Quitting program ! Log file J0607+6720_X_2008_07_09_pus_uvs.log closed on Sun Oct 10 20:16:55 2010