! Started logfile: J1419+3821_X_2008_04_02_pus_uvs.log on Sun Feb 21 20:50:00 2010 obs J1419+3821_X_2008_04_02_pus_uva.fits ! Reading UV FITS file: J1419+3821_X_2008_04_02_pus_uva.fits ! AN table 1: 217 integrations on 120 of 120 possible baselines. ! AN table 2: 50 integrations on 120 of 120 possible baselines. ! AN table 3: 35 integrations on 120 of 120 possible baselines. ! Apparent sampling: 0.121026 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J1419+3821 ! ! 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 2284 lines of history. ! ! Reading 17544 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 2320 telescope corrections were flagged in sub-array 1. ! A total of 565 telescope corrections were flagged in sub-array 2. ! A total of 371 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 2. ! A total of 2417 telescope corrections were flagged in sub-array 1. ! A total of 565 telescope corrections were flagged in sub-array 2. ! A total of 371 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 3. ! A total of 2320 telescope corrections were flagged in sub-array 1. ! A total of 565 telescope corrections were flagged in sub-array 2. ! A total of 371 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 4. ! A total of 2375 telescope corrections were flagged in sub-array 1. ! A total of 565 telescope corrections were flagged in sub-array 2. ! A total of 371 telescope corrections were flagged in sub-array 3. ! ! Fit before self-cal, rms=0.897522Jy sigma=0.006142 ! Fit after self-cal, rms=0.787334Jy sigma=0.005530 ! 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 5.19% of the data. ! The y-axis pixel size should ideally be below 0.1676 milli-arcsec ! Estimated beam: bmin=0.8822 mas, bmaj=0.9312 mas, bpa=47.92 degrees ! Estimated noise=1532.71 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 = 0.193034 Jy ! Component: 100 - total flux cleaned = 0.250125 Jy ! Total flux subtracted in 100 components = 0.250125 Jy ! Clean residual min=-0.009931 max=0.025823 Jy/beam ! Clean residual mean=-0.000031 rms=0.002904 Jy/beam ! Combined flux in latest and established models = 0.250125 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 17 components and 0.250125 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.237626Jy sigma=0.001213 ! Fit after self-cal, rms=0.237145Jy sigma=0.001212 ! Inverting map ! Your choice of large map pixels excluded 5.19% of the data. ! The y-axis pixel size should ideally be below 0.1676 milli-arcsec ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.030116 Jy ! Component: 100 - total flux cleaned = 0.0468226 Jy ! Total flux subtracted in 100 components = 0.0468226 Jy ! Clean residual min=-0.007823 max=0.009038 Jy/beam ! Clean residual mean=-0.000018 rms=0.001940 Jy/beam ! Combined flux in latest and established models = 0.296947 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 24 components and 0.296947 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.233885Jy sigma=0.001159 ! Fit after self-cal, rms=0.233660Jy sigma=0.001158 ! Inverting map ! Your choice of large map pixels excluded 5.19% of the data. ! The y-axis pixel size should ideally be below 0.1676 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 5.19% of the data. ! The y-axis pixel size should ideally be below 0.1676 milli-arcsec ! Estimated beam: bmin=1.04 mas, bmaj=1.14 mas, bpa=37 degrees ! Estimated noise=828.788 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 = 0.0121446 Jy ! Component: 100 - total flux cleaned = 0.0176815 Jy ! Component: 150 - total flux cleaned = 0.0201198 Jy ! Component: 200 - total flux cleaned = 0.02027 Jy ! Total flux subtracted in 200 components = 0.02027 Jy ! Clean residual min=-0.004932 max=0.004544 Jy/beam ! Clean residual mean=-0.000124 rms=0.001241 Jy/beam ! Combined flux in latest and established models = 0.317217 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 34 components and 0.317217 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.233055Jy sigma=0.001151 ! Fit after self-cal, rms=0.232900Jy sigma=0.001151 ! Inverting map ! Your choice of large map pixels excluded 5.19% of the data. ! The y-axis pixel size should ideally be below 0.1676 milli-arcsec print "************** FINISHED NATURAL WEIGHTING CLEAN **************" ! ************** FINISHED NATURAL WEIGHTING CLEAN ************** ! gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 135 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 1.00* HH 1.29 HN 1.02 ! KK 1.09 KP 1.02 LA 1.09 MK 0.95 ! NL 0.97 NY 0.86 ON 0.94 OV 0.92 ! PT 1.01 SC 1.00 WZ 1.10 ZC 0.98 ! ! A total of 54 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.97 FD 0.97 HH 1.00* HN 0.99 ! KK 1.00* KP 1.01 LA 1.01 MK 1.04 ! NL 1.03 NY 1.00* ON 1.00* OV 0.97 ! PT 0.96 SC 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 0.96 FD 0.98 HH 1.00* HN 1.00* ! KK 1.00* KP 0.98 LA 0.97 MK 1.00* ! NL 1.04 NY 1.00* ON 1.00* OV 0.98 ! PT 1.03 SC 1.00* WZ 1.00* ZC 1.00* ! ! ! Correcting IF 2. ! A total of 135 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 1.00* HH 1.33 HN 0.94 ! KK 1.02 KP 1.02 LA 1.12 MK 0.91 ! NL 1.00 NY 0.91 ON 0.97 OV 0.99 ! PT 1.04 SC 1.00 WZ 1.12 ZC 1.00* ! ! A total of 54 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.92 FD 0.98 HH 1.00* HN 0.98 ! KK 1.00* KP 0.98 LA 0.98 MK 1.02 ! NL 1.04 NY 1.00* ON 1.00* OV 0.95 ! PT 0.99 SC 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 1.00* HN 1.00* ! KK 1.00* KP 0.95 LA 0.98 MK 1.00* ! NL 0.97 NY 1.00* ON 1.00* OV 0.98 ! PT 0.99 SC 1.00* WZ 1.00* ZC 1.00* ! ! ! Correcting IF 3. ! A total of 135 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 1.00* HH 1.09 HN 0.96 ! KK 0.98 KP 1.01 LA 1.14 MK 1.04 ! NL 1.04 NY 0.83 ON 0.92 OV 1.02 ! PT 1.09 SC 1.04 WZ 1.08 ZC 1.01 ! ! A total of 54 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.01 FD 1.01 HH 1.00* HN 0.97 ! KK 1.00* KP 0.97 LA 1.07 MK 1.11 ! NL 0.99 NY 1.00* ON 1.00* OV 1.04 ! PT 0.93 SC 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 0.99 FD 0.99 HH 1.00* HN 1.00* ! KK 1.00* KP 1.02 LA 1.03 MK 1.00* ! NL 0.97 NY 1.00* ON 1.00* OV 1.06 ! PT 1.01 SC 1.00* WZ 1.00* ZC 1.00* ! ! ! Correcting IF 4. ! A total of 135 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 1.00* HH 0.96 HN 1.01 ! KK 1.37 KP 1.00 LA 1.10 MK 1.04 ! NL 1.03 NY 0.83 ON 0.98 OV 1.01 ! PT 1.07 SC 1.07 WZ 1.04 ZC 0.96 ! ! A total of 54 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 0.99 ! KK 1.00* KP 0.98 LA 0.99 MK 1.02 ! NL 1.07 NY 1.00* ON 1.00* OV 1.00 ! PT 0.95 SC 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 0.98 FD 0.95 HH 1.00* HN 1.00* ! KK 1.00* KP 0.99 LA 1.01 MK 1.00* ! NL 0.97 NY 1.00* ON 1.00* OV 1.11 ! PT 1.03 SC 1.00* WZ 1.00* ZC 1.00* ! ! ! Fit before self-cal, rms=0.232900Jy sigma=0.001151 ! Fit after self-cal, rms=0.235733Jy sigma=0.001150 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Your choice of large map pixels excluded 5.47% of the data. ! The y-axis pixel size should ideally be below 0.1676 milli-arcsec ! Estimated beam: bmin=1.033 mas, bmaj=1.167 mas, bpa=31.35 degrees ! Estimated noise=859.538 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 = 0.00124464 Jy ! Component: 100 - total flux cleaned = 0.00134051 Jy ! Component: 150 - total flux cleaned = 0.00141852 Jy ! Component: 200 - total flux cleaned = 0.0013477 Jy ! Total flux subtracted in 200 components = 0.0013477 Jy ! Clean residual min=-0.004475 max=0.004073 Jy/beam ! Clean residual mean=-0.000059 rms=0.000937 Jy/beam ! Combined flux in latest and established models = 0.318565 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 38 components and 0.318565 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.235598Jy sigma=0.001150 ! Fit after self-cal, rms=0.235366Jy sigma=0.001149 ! Inverting map ! Your choice of large map pixels excluded 5.47% of the data. ! The y-axis pixel size should ideally be below 0.1676 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=0.235366Jy sigma=0.001149 ! Fit after self-cal, rms=0.233382Jy sigma=0.001149 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 5.47% of the data. ! The y-axis pixel size should ideally be below 0.1676 milli-arcsec ! Estimated beam: bmin=1.031 mas, bmaj=1.166 mas, bpa=29.77 degrees ! Estimated noise=859.236 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00104881 Jy ! Component: 100 - total flux cleaned = 0.00104291 Jy ! Component: 150 - total flux cleaned = 0.000968476 Jy ! Component: 200 - total flux cleaned = 0.000970282 Jy ! Total flux subtracted in 200 components = 0.000970282 Jy ! Clean residual min=-0.004454 max=0.003643 Jy/beam ! Clean residual mean=-0.000058 rms=0.000909 Jy/beam ! Combined flux in latest and established models = 0.319535 Jy selfcal ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 38 components and 0.319535 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.233273Jy sigma=0.001148 ! Fit after self-cal, rms=0.233076Jy sigma=0.001148 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 5.47% of the data. ! The y-axis pixel size should ideally be below 0.1676 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 = 0.000210935 Jy ! Component: 100 - total flux cleaned = 0.000140766 Jy ! Component: 150 - total flux cleaned = 7.26187e-05 Jy ! Component: 200 - total flux cleaned = 1.0179e-05 Jy ! Total flux subtracted in 200 components = 1.0179e-05 Jy ! Clean residual min=-0.004423 max=0.003552 Jy/beam ! Clean residual mean=-0.000058 rms=0.000904 Jy/beam ! Combined flux in latest and established models = 0.319545 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 39 components and 0.319545 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.232990Jy sigma=0.001148 ! Fit after self-cal, rms=0.232911Jy sigma=0.001148 ! Inverting map ! Your choice of large map pixels excluded 5.47% of the data. ! The y-axis pixel size should ideally be below 0.1676 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=0.232911Jy sigma=0.001148 ! Fit after self-cal, rms=0.230081Jy sigma=0.001147 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 5.47% of the data. ! The y-axis pixel size should ideally be below 0.1676 milli-arcsec ! Estimated beam: bmin=1.026 mas, bmaj=1.163 mas, bpa=29.09 degrees ! Estimated noise=858.076 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000768389 Jy ! Component: 100 - total flux cleaned = 0.000838985 Jy ! Component: 150 - total flux cleaned = 0.00077421 Jy ! Component: 200 - total flux cleaned = 0.000716578 Jy ! Total flux subtracted in 200 components = 0.000716578 Jy ! Clean residual min=-0.004361 max=0.003338 Jy/beam ! Clean residual mean=-0.000022 rms=0.000882 Jy/beam ! Combined flux in latest and established models = 0.320262 Jy selfcal ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 39 components and 0.320262 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.230007Jy sigma=0.001147 ! Fit after self-cal, rms=0.229852Jy sigma=0.001147 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 5.47% of the data. ! The y-axis pixel size should ideally be below 0.1676 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 = 0.000177553 Jy ! Component: 100 - total flux cleaned = 0.000177501 Jy ! Component: 150 - total flux cleaned = 0.000121038 Jy ! Component: 200 - total flux cleaned = 6.65321e-05 Jy ! Total flux subtracted in 200 components = 6.65321e-05 Jy ! Clean residual min=-0.004350 max=0.003310 Jy/beam ! Clean residual mean=-0.000022 rms=0.000878 Jy/beam ! Combined flux in latest and established models = 0.320328 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 39 components and 0.320329 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.229787Jy sigma=0.001147 ! Fit after self-cal, rms=0.229730Jy sigma=0.001147 ! Inverting map ! Your choice of large map pixels excluded 5.47% of the data. ! The y-axis pixel size should ideally be below 0.1676 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=0.229730Jy sigma=0.001147 ! Fit after self-cal, rms=0.227761Jy sigma=0.001147 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 5.47% of the data. ! The y-axis pixel size should ideally be below 0.1676 milli-arcsec ! Estimated beam: bmin=2.595 mas, bmaj=3.574 mas, bpa=-78.24 degrees ! Estimated noise=990.126 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000445742 Jy ! Component: 100 - total flux cleaned = 0.000445667 Jy ! Component: 150 - total flux cleaned = 0.000456221 Jy ! Component: 200 - total flux cleaned = 0.000480816 Jy ! Total flux subtracted in 200 components = 0.000480816 Jy ! Clean residual min=-0.003094 max=0.003750 Jy/beam ! Clean residual mean=-0.000045 rms=0.000940 Jy/beam ! Combined flux in latest and established models = 0.320809 Jy selfcal ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 42 components and 0.320809 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.227753Jy sigma=0.001147 ! Fit after self-cal, rms=0.227686Jy sigma=0.001147 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 5.47% of the data. ! The y-axis pixel size should ideally be below 0.1676 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 = 7.45739e-05 Jy ! Component: 100 - total flux cleaned = 7.35617e-05 Jy ! Component: 150 - total flux cleaned = 7.31838e-05 Jy ! Component: 200 - total flux cleaned = 7.94591e-05 Jy ! Total flux subtracted in 200 components = 7.94591e-05 Jy ! Clean residual min=-0.003073 max=0.003750 Jy/beam ! Clean residual mean=-0.000045 rms=0.000937 Jy/beam ! Combined flux in latest and established models = 0.320889 Jy ! Performing phase self-cal ! Adding 5 model components to the UV plane model. ! The established model now contains 42 components and 0.320889 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.227682Jy sigma=0.001147 ! Fit after self-cal, rms=0.227668Jy sigma=0.001147 ! Inverting map ! Your choice of large map pixels excluded 5.47% of the data. ! The y-axis pixel size should ideally be below 0.1676 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 5.47% of the data. ! The y-axis pixel size should ideally be below 0.1676 milli-arcsec ! Estimated beam: bmin=1.023 mas, bmaj=1.16 mas, bpa=28.66 degrees ! Estimated noise=857.048 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.023 x 1.16 at 28.66 degrees (North through East) ! Clean map min=-0.0037659 max=0.24842 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 5.47% of the data. ! The y-axis pixel size should ideally be below 0.1676 milli-arcsec ! Estimated beam: bmin=0.8894 mas, bmaj=0.929 mas, bpa=47.15 degrees ! Estimated noise=1574.87 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.192338 Jy ! Component: 100 - total flux cleaned = 0.252672 Jy ! Component: 150 - total flux cleaned = 0.28222 Jy ! Component: 200 - total flux cleaned = 0.29864 Jy ! Total flux subtracted in 200 components = 0.29864 Jy ! Clean residual min=-0.007254 max=0.008231 Jy/beam ! Clean residual mean=0.000006 rms=0.001830 Jy/beam ! Combined flux in latest and established models = 0.29864 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 27 model components to the UV plane model. ! The established model now contains 27 components and 0.29864 Jy ! Inverting map and beam ! Your choice of large map pixels excluded 5.47% of the data. ! The y-axis pixel size should ideally be below 0.1676 milli-arcsec ! Estimated beam: bmin=1.023 mas, bmaj=1.16 mas, bpa=28.66 degrees ! Estimated noise=857.048 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 = 0.0135159 Jy ! Component: 100 - total flux cleaned = 0.0193542 Jy ! Component: 150 - total flux cleaned = 0.0214627 Jy ! Component: 200 - total flux cleaned = 0.0218801 Jy ! Total flux subtracted in 200 components = 0.0218801 Jy ! Clean residual min=-0.004453 max=0.003321 Jy/beam ! Clean residual mean=-0.000020 rms=0.000896 Jy/beam ! Combined flux in latest and established models = 0.32052 Jy ! Adding 8 model components to the UV plane model. ! The established model now contains 31 components and 0.32052 Jy ! Inverting map ! Your choice of large map pixels excluded 5.47% of the data. ! The y-axis pixel size should ideally be below 0.1676 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 5.47% of the data. ! The y-axis pixel size should ideally be below 0.1676 milli-arcsec ! Estimated beam: bmin=2.595 mas, bmaj=3.574 mas, bpa=-78.24 degrees ! Estimated noise=990.126 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000522941 Jy ! Component: 100 - total flux cleaned = 0.000523824 Jy ! Component: 150 - total flux cleaned = 0.000563549 Jy ! Component: 200 - total flux cleaned = 0.000612412 Jy ! Total flux subtracted in 200 components = 0.000612412 Jy ! Clean residual min=-0.003085 max=0.003682 Jy/beam ! Clean residual mean=-0.000046 rms=0.000934 Jy/beam ! Combined flux in latest and established models = 0.321132 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 = 2.77906e-05 Jy ! Component: 100 - total flux cleaned = 6.35722e-05 Jy ! Component: 150 - total flux cleaned = 8.44696e-05 Jy ! Component: 200 - total flux cleaned = 0.000111789 Jy ! Total flux subtracted in 200 components = 0.000111789 Jy ! Clean residual min=-0.003070 max=0.003672 Jy/beam ! Clean residual mean=-0.000047 rms=0.000930 Jy/beam ! Combined flux in latest and established models = 0.321244 Jy ! Adding 8 model components to the UV plane model. ! The established model now contains 38 components and 0.321244 Jy ! Inverting map ! Your choice of large map pixels excluded 5.47% of the data. ! The y-axis pixel size should ideally be below 0.1676 milli-arcsec uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Your choice of large map pixels excluded 5.47% of the data. ! The y-axis pixel size should ideally be below 0.1676 milli-arcsec ! Estimated beam: bmin=1.023 mas, bmaj=1.16 mas, bpa=28.66 degrees ! Estimated noise=857.048 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000272253 Jy ! Component: 100 - total flux cleaned = -0.000277485 Jy ! Component: 150 - total flux cleaned = -0.000221103 Jy ! Component: 200 - total flux cleaned = -0.000171677 Jy ! Total flux subtracted in 200 components = -0.000171677 Jy ! Clean residual min=-0.004364 max=0.003211 Jy/beam ! Clean residual mean=-0.000022 rms=0.000881 Jy/beam ! Combined flux in latest and established models = 0.321072 Jy selfcal ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 40 components and 0.321072 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.227768Jy sigma=0.001147 ! Fit after self-cal, rms=0.227449Jy sigma=0.001147 wmodel J1419+3821_X_2008_04_02_pus_map.mod ! Writing 40 model components to file: J1419+3821_X_2008_04_02_pus_map.mod wobs J1419+3821_X_2008_04_02_pus_uvs.fits ! Writing UV FITS file: J1419+3821_X_2008_04_02_pus_uvs.fits wwins J1419+3821_X_2008_04_02_pus_map.win ! wwins: Wrote 1 windows to J1419+3821_X_2008_04_02_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 5.47% of the data. ! The y-axis pixel size should ideally be below 0.1676 milli-arcsec ! clean: niter=2048 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = -0.00170984 Jy ! Component: 100 - total flux cleaned = -0.00250285 Jy ! Component: 150 - total flux cleaned = -0.00329923 Jy ! Component: 200 - total flux cleaned = -0.00400858 Jy ! Component: 250 - total flux cleaned = -0.00448303 Jy ! Component: 300 - total flux cleaned = -0.00504506 Jy ! Component: 350 - total flux cleaned = -0.0054434 Jy ! Component: 400 - total flux cleaned = -0.00578389 Jy ! Component: 450 - total flux cleaned = -0.00611746 Jy ! Component: 500 - total flux cleaned = -0.00639761 Jy ! Component: 550 - total flux cleaned = -0.00667254 Jy ! Component: 600 - total flux cleaned = -0.00694267 Jy ! Component: 650 - total flux cleaned = -0.00716355 Jy ! Component: 700 - total flux cleaned = -0.00729429 Jy ! Component: 750 - total flux cleaned = -0.00750933 Jy ! Component: 800 - total flux cleaned = -0.00767784 Jy ! Component: 850 - total flux cleaned = -0.00784394 Jy ! Component: 900 - total flux cleaned = -0.0079261 Jy ! Component: 950 - total flux cleaned = -0.00800769 Jy ! Component: 1000 - total flux cleaned = -0.00812822 Jy ! Component: 1050 - total flux cleaned = -0.00828742 Jy ! Component: 1100 - total flux cleaned = -0.00848348 Jy ! Component: 1150 - total flux cleaned = -0.00863801 Jy ! Component: 1200 - total flux cleaned = -0.00875237 Jy ! Component: 1250 - total flux cleaned = -0.00879013 Jy ! Component: 1300 - total flux cleaned = -0.00897841 Jy ! Component: 1350 - total flux cleaned = -0.00916468 Jy ! Component: 1400 - total flux cleaned = -0.00916472 Jy ! Component: 1450 - total flux cleaned = -0.00934767 Jy ! Component: 1500 - total flux cleaned = -0.00938391 Jy ! Component: 1550 - total flux cleaned = -0.009492 Jy ! Component: 1600 - total flux cleaned = -0.00956269 Jy ! Component: 1650 - total flux cleaned = -0.00977412 Jy ! Component: 1700 - total flux cleaned = -0.00973921 Jy ! Component: 1750 - total flux cleaned = -0.00987779 Jy ! Component: 1800 - total flux cleaned = -0.0099466 Jy ! Component: 1850 - total flux cleaned = -0.0101169 Jy ! Component: 1900 - total flux cleaned = -0.0102518 Jy ! Component: 1950 - total flux cleaned = -0.0103189 Jy ! Component: 2000 - total flux cleaned = -0.0105185 Jy ! Total flux subtracted in 2048 components = -0.0106177 Jy ! Clean residual min=-0.002275 max=0.001804 Jy/beam ! Clean residual mean=-0.000003 rms=0.000592 Jy/beam ! Combined flux in latest and established models = 0.310455 Jy keep ! Adding 151 model components to the UV plane model. ! The established model now contains 191 components and 0.310455 Jy wmap "J1419+3821_X_2008_04_02_pus\_map.fits" ! Inverting map ! Your choice of large map pixels excluded 5.47% of the data. ! The y-axis pixel size should ideally be below 0.1676 milli-arcsec ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.023 x 1.16 at 28.66 degrees (North through East) ! Clean map min=-0.0029182 max=0.24845 Jy/beam ! Writing clean map to FITS file: J1419+3821_X_2008_04_02_pus_map.fits float peak_flux peak_flux = peak(flux,max) print "The peak flux is",peak_flux ! The peak flux is 0.248452 invert ! Inverting map ! Your choice of large map pixels excluded 5.47% of the data. ! The y-axis pixel size should ideally be below 0.1676 milli-arcsec float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000592298 device "J1419+3821_X_2008_04_02_pus\_map.eps/VPS" ! Attempting to open device: 'J1419+3821_X_2008_04_02_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.715185 0.715185 1.43037 2.86074 5.72148 11.443 22.8859 45.7719 91.5437 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0017 print "peak=",int(1000*peak_flux)/1000 ! peak= 0.248 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.023 x 1.16 at 28.66 degrees (North through East) ! Clean map min=-0.0029182 max=0.24845 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J1419+3821_X_2008_04_02_pus\_map.gif/vgif" ! Attempting to open device: 'J1419+3821_X_2008_04_02_pus_map.gif/vgif' mapplot cln quit ! Quitting program ! Log file J1419+3821_X_2008_04_02_pus_uvs.log closed on Sun Feb 21 20:50:05 2010