! Started logfile: J0726+7911_X_2008_07_09_pus_uvs.log on Sun Oct 10 20:17:05 2010 obs J0726+7911_X_2008_07_09_pus_uva.fits ! Reading UV FITS file: J0726+7911_X_2008_07_09_pus_uva.fits ! AN table 1: 111 integrations on 105 of 105 possible baselines. ! AN table 2: 273 integrations on 105 of 105 possible baselines. ! AN table 3: 1 integrations on 105 of 105 possible baselines. ! Apparent sampling: 0.102288 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J0726+7911 ! ! 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 16540 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 1313 telescope corrections were flagged in sub-array 1. ! A total of 2911 telescope corrections were flagged in sub-array 2. ! A total of 12 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 2. ! A total of 1313 telescope corrections were flagged in sub-array 1. ! A total of 2911 telescope corrections were flagged in sub-array 2. ! A total of 12 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 3. ! A total of 1313 telescope corrections were flagged in sub-array 1. ! A total of 2911 telescope corrections were flagged in sub-array 2. ! A total of 12 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 4. ! A total of 1313 telescope corrections were flagged in sub-array 1. ! A total of 2911 telescope corrections were flagged in sub-array 2. ! A total of 12 telescope corrections were flagged in sub-array 3. ! ! Fit before self-cal, rms=0.697698Jy sigma=0.004511 ! Fit after self-cal, rms=0.579258Jy sigma=0.003794 ! 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 9% of the data. ! The y-axis pixel size should ideally be below 0.1575 milli-arcsec ! Estimated beam: bmin=0.4896 mas, bmaj=0.8711 mas, bpa=89.76 degrees ! Estimated noise=1528.03 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 = 0.374594 Jy ! Component: 100 - total flux cleaned = 0.486329 Jy ! Total flux subtracted in 100 components = 0.486329 Jy ! Clean residual min=-0.023199 max=0.053993 Jy/beam ! Clean residual mean=-0.000014 rms=0.006511 Jy/beam ! Combined flux in latest and established models = 0.486329 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 9 components and 0.486329 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.255664Jy sigma=0.001507 ! Fit after self-cal, rms=0.255249Jy sigma=0.001506 ! Inverting map ! Your choice of large map pixels excluded 9% of the data. ! The y-axis pixel size should ideally be below 0.1575 milli-arcsec ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0667786 Jy ! Component: 100 - total flux cleaned = 0.110169 Jy ! Total flux subtracted in 100 components = 0.110169 Jy ! Clean residual min=-0.015156 max=0.023389 Jy/beam ! Clean residual mean=0.000092 rms=0.003856 Jy/beam ! Combined flux in latest and established models = 0.596497 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 15 components and 0.596497 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.234081Jy sigma=0.001313 ! Fit after self-cal, rms=0.233533Jy sigma=0.001310 ! Inverting map ! Your choice of large map pixels excluded 9% of the data. ! The y-axis pixel size should ideally be below 0.1575 milli-arcsec ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0306813 Jy ! Component: 100 - total flux cleaned = 0.0507201 Jy ! Total flux subtracted in 100 components = 0.0507201 Jy ! Clean residual min=-0.012952 max=0.011981 Jy/beam ! Clean residual mean=0.000140 rms=0.002977 Jy/beam ! Combined flux in latest and established models = 0.647217 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 18 components and 0.647217 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.228769Jy sigma=0.001264 ! Fit after self-cal, rms=0.228548Jy sigma=0.001262 ! Inverting map ! Your choice of large map pixels excluded 9% of the data. ! The y-axis pixel size should ideally be below 0.1575 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 9% of the data. ! The y-axis pixel size should ideally be below 0.1575 milli-arcsec ! Estimated beam: bmin=0.5514 mas, bmaj=0.8909 mas, bpa=-83.61 degrees ! Estimated noise=882.115 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 = 0.0192568 Jy ! Component: 100 - total flux cleaned = 0.029938 Jy ! Component: 150 - total flux cleaned = 0.0363933 Jy ! Component: 200 - total flux cleaned = 0.0403112 Jy ! Total flux subtracted in 200 components = 0.0403112 Jy ! Clean residual min=-0.006406 max=0.008680 Jy/beam ! Clean residual mean=0.000241 rms=0.002134 Jy/beam ! Combined flux in latest and established models = 0.687529 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 20 components and 0.687529 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.227172Jy sigma=0.001248 ! Fit after self-cal, rms=0.227074Jy sigma=0.001247 ! Inverting map ! Your choice of large map pixels excluded 9% of the data. ! The y-axis pixel size should ideally be below 0.1575 milli-arcsec print "************** FINISHED NATURAL WEIGHTING CLEAN **************" ! ************** FINISHED NATURAL WEIGHTING CLEAN ************** ! gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 39 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 1.00* HH 1.00* HN 1.00* ! KK 1.07 KP 1.00* LA 1.00* MK 1.00* ! NL 1.00* NY 1.05 ON 0.95 PT 1.00* ! SC 1.00* WZ 1.02 ZC 0.95 ! ! A total of 54 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.91 FD 0.96 HH 1.00* HN 1.10 ! KK 1.08 KP 1.02 LA 0.95 MK 0.98 ! NL 0.99 NY 0.97 ON 0.99 PT 0.94 ! SC 1.05 WZ 1.00 ZC 1.03 ! ! A total of 3 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* ! KK 0.00* KP 0.00* LA 0.00* MK 0.00* ! NL 0.00* NY 0.00* ON 0.00* PT 0.00* ! SC 0.00* WZ 0.00* ZC 0.00* ! ! ! Correcting IF 2. ! A total of 39 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 1.00* HH 1.00* HN 1.00* ! KK 1.04 KP 1.00* LA 1.00* MK 1.00* ! NL 1.00* NY 1.07 ON 0.98 PT 1.00* ! SC 1.00* WZ 1.00 ZC 0.93 ! ! A total of 54 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.96 FD 0.95 HH 1.00* HN 1.00 ! KK 1.06 KP 0.97 LA 0.94 MK 1.00 ! NL 0.99 NY 1.03 ON 1.00 PT 0.98 ! SC 1.07 WZ 0.98 ZC 1.05 ! ! A total of 3 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* ! KK 0.00* KP 0.00* LA 0.00* MK 0.00* ! NL 0.00* NY 0.00* ON 0.00* PT 0.00* ! SC 0.00* WZ 0.00* ZC 0.00* ! ! ! Correcting IF 3. ! A total of 39 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 1.00* HH 1.00* HN 1.00* ! KK 1.02 KP 1.00* LA 1.00* MK 1.00* ! NL 1.00* NY 1.06 ON 1.03 PT 1.00* ! SC 1.00* WZ 1.04 ZC 0.93 ! ! 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 1.02 ! KK 1.06 KP 1.01 LA 1.00 MK 1.02 ! NL 1.03 NY 0.98 ON 0.99 PT 0.96 ! SC 1.10 WZ 1.02 ZC 1.05 ! ! A total of 3 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* ! KK 0.00* KP 0.00* LA 0.00* MK 0.00* ! NL 0.00* NY 0.00* ON 0.00* PT 0.00* ! SC 0.00* WZ 0.00* ZC 0.00* ! ! ! Correcting IF 4. ! A total of 39 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 1.00* HH 1.00* HN 1.00* ! KK 1.02 KP 1.00* LA 1.00* MK 1.00* ! NL 1.00* NY 1.05 ON 0.97 PT 1.00* ! SC 1.00* WZ 1.01 ZC 0.98 ! ! A total of 54 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.96 FD 0.97 HH 1.00* HN 1.00 ! KK 1.03 KP 1.04 LA 0.96 MK 1.04 ! NL 1.00 NY 1.02 ON 0.96 PT 1.00 ! SC 1.17 WZ 1.02 ZC 1.00 ! ! A total of 3 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* ! KK 0.00* KP 0.00* LA 0.00* MK 0.00* ! NL 0.00* NY 0.00* ON 0.00* PT 0.00* ! SC 0.00* WZ 0.00* ZC 0.00* ! ! ! Fit before self-cal, rms=0.227074Jy sigma=0.001247 ! Fit after self-cal, rms=0.218132Jy sigma=0.001232 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Your choice of large map pixels excluded 8.92% of the data. ! The y-axis pixel size should ideally be below 0.1575 milli-arcsec ! Estimated beam: bmin=0.5526 mas, bmaj=0.8991 mas, bpa=-84.02 degrees ! Estimated noise=896.417 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 = 0.000294111 Jy ! Component: 100 - total flux cleaned = 0.000387053 Jy ! Component: 150 - total flux cleaned = 0.000528772 Jy ! Component: 200 - total flux cleaned = 0.000583083 Jy ! Total flux subtracted in 200 components = 0.000583083 Jy ! Clean residual min=-0.005911 max=0.006382 Jy/beam ! Clean residual mean=-0.000023 rms=0.001594 Jy/beam ! Combined flux in latest and established models = 0.688112 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 23 components and 0.688112 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.218122Jy sigma=0.001232 ! Fit after self-cal, rms=0.218222Jy sigma=0.001232 ! Inverting map ! Your choice of large map pixels excluded 8.92% of the data. ! The y-axis pixel size should ideally be below 0.1575 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=0.218222Jy sigma=0.001232 ! Fit after self-cal, rms=0.216667Jy sigma=0.001222 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 8.92% of the data. ! The y-axis pixel size should ideally be below 0.1575 milli-arcsec ! Estimated beam: bmin=0.5518 mas, bmaj=0.8971 mas, bpa=-83.83 degrees ! Estimated noise=895.463 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00207527 Jy ! Component: 100 - total flux cleaned = 0.0021905 Jy ! Component: 150 - total flux cleaned = 0.00209872 Jy ! Component: 200 - total flux cleaned = 0.00201701 Jy ! Total flux subtracted in 200 components = 0.00201701 Jy ! Clean residual min=-0.004630 max=0.004787 Jy/beam ! Clean residual mean=-0.000034 rms=0.001178 Jy/beam ! Combined flux in latest and established models = 0.690129 Jy selfcal ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 25 components and 0.690129 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.216651Jy sigma=0.001222 ! Fit after self-cal, rms=0.216619Jy sigma=0.001222 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 8.92% of the data. ! The y-axis pixel size should ideally be below 0.1575 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 = 1.13332e-05 Jy ! Component: 100 - total flux cleaned = 6.15381e-05 Jy ! Component: 150 - total flux cleaned = 1.89569e-05 Jy ! Component: 200 - total flux cleaned = -5.59266e-05 Jy ! Total flux subtracted in 200 components = -5.59266e-05 Jy ! Clean residual min=-0.004553 max=0.004777 Jy/beam ! Clean residual mean=-0.000035 rms=0.001165 Jy/beam ! Combined flux in latest and established models = 0.690073 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 25 components and 0.690073 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.216617Jy sigma=0.001222 ! Fit after self-cal, rms=0.216604Jy sigma=0.001222 ! Inverting map ! Your choice of large map pixels excluded 8.92% of the data. ! The y-axis pixel size should ideally be below 0.1575 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=0.216604Jy sigma=0.001222 ! Fit after self-cal, rms=0.216884Jy sigma=0.001222 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 8.92% of the data. ! The y-axis pixel size should ideally be below 0.1575 milli-arcsec ! Estimated beam: bmin=0.5519 mas, bmaj=0.8967 mas, bpa=-83.87 degrees ! Estimated noise=896.674 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00139428 Jy ! Component: 100 - total flux cleaned = 0.00153813 Jy ! Component: 150 - total flux cleaned = 0.00141911 Jy ! Component: 200 - total flux cleaned = 0.00135007 Jy ! Total flux subtracted in 200 components = 0.00135007 Jy ! Clean residual min=-0.004532 max=0.004787 Jy/beam ! Clean residual mean=-0.000037 rms=0.001159 Jy/beam ! Combined flux in latest and established models = 0.691423 Jy selfcal ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 25 components and 0.691423 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.216879Jy sigma=0.001222 ! Fit after self-cal, rms=0.216870Jy sigma=0.001222 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 8.92% of the data. ! The y-axis pixel size should ideally be below 0.1575 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 = -7.76304e-06 Jy ! Component: 100 - total flux cleaned = 3.10236e-05 Jy ! Component: 150 - total flux cleaned = -3.55495e-06 Jy ! Component: 200 - total flux cleaned = -6.67892e-05 Jy ! Total flux subtracted in 200 components = -6.67892e-05 Jy ! Clean residual min=-0.004459 max=0.004778 Jy/beam ! Clean residual mean=-0.000038 rms=0.001151 Jy/beam ! Combined flux in latest and established models = 0.691356 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 25 components and 0.691356 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.216870Jy sigma=0.001222 ! Fit after self-cal, rms=0.216863Jy sigma=0.001222 ! Inverting map ! Your choice of large map pixels excluded 8.92% of the data. ! The y-axis pixel size should ideally be below 0.1575 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=0.216863Jy sigma=0.001222 ! Fit after self-cal, rms=0.217183Jy sigma=0.001222 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 8.92% of the data. ! The y-axis pixel size should ideally be below 0.1575 milli-arcsec ! Estimated beam: bmin=2.139 mas, bmaj=2.663 mas, bpa=-70.52 degrees ! Estimated noise=1517.69 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00342285 Jy ! Component: 100 - total flux cleaned = 0.00387801 Jy ! Component: 150 - total flux cleaned = 0.00387703 Jy ! Component: 200 - total flux cleaned = 0.00390368 Jy ! Total flux subtracted in 200 components = 0.00390368 Jy ! Clean residual min=-0.006211 max=0.004666 Jy/beam ! Clean residual mean=-0.000140 rms=0.001750 Jy/beam ! Combined flux in latest and established models = 0.69526 Jy selfcal ! Performing phase self-cal ! Adding 3 model components to the UV plane model. ! The established model now contains 26 components and 0.69526 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.217182Jy sigma=0.001222 ! Fit after self-cal, rms=0.217175Jy sigma=0.001222 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 8.92% of the data. ! The y-axis pixel size should ideally be below 0.1575 milli-arcsec repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -2.53242e-07 Jy ! Component: 100 - total flux cleaned = 3.81457e-05 Jy ! Component: 150 - total flux cleaned = 6.77086e-05 Jy ! Component: 200 - total flux cleaned = 9.03894e-05 Jy ! Total flux subtracted in 200 components = 9.03894e-05 Jy ! Clean residual min=-0.006257 max=0.004725 Jy/beam ! Clean residual mean=-0.000139 rms=0.001746 Jy/beam ! Combined flux in latest and established models = 0.69535 Jy ! Performing phase self-cal ! Adding 3 model components to the UV plane model. ! The established model now contains 27 components and 0.69535 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.217173Jy sigma=0.001222 ! Fit after self-cal, rms=0.217170Jy sigma=0.001222 ! Inverting map ! Your choice of large map pixels excluded 8.92% of the data. ! The y-axis pixel size should ideally be below 0.1575 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 8.92% of the data. ! The y-axis pixel size should ideally be below 0.1575 milli-arcsec ! Estimated beam: bmin=0.552 mas, bmaj=0.8966 mas, bpa=-83.87 degrees ! Estimated noise=897.996 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.552 x 0.8966 at -83.87 degrees (North through East) ! Clean map min=-0.0036013 max=0.49502 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 8.92% of the data. ! The y-axis pixel size should ideally be below 0.1575 milli-arcsec ! Estimated beam: bmin=0.4864 mas, bmaj=0.8858 mas, bpa=89.14 degrees ! Estimated noise=1480.19 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.379124 Jy ! Component: 100 - total flux cleaned = 0.496276 Jy ! Component: 150 - total flux cleaned = 0.563295 Jy ! Component: 200 - total flux cleaned = 0.605109 Jy ! Total flux subtracted in 200 components = 0.605109 Jy ! Clean residual min=-0.010599 max=0.021948 Jy/beam ! Clean residual mean=-0.000073 rms=0.003142 Jy/beam ! Combined flux in latest and established models = 0.605109 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 13 model components to the UV plane model. ! The established model now contains 13 components and 0.605109 Jy ! Inverting map and beam ! Your choice of large map pixels excluded 8.92% of the data. ! The y-axis pixel size should ideally be below 0.1575 milli-arcsec ! Estimated beam: bmin=0.552 mas, bmaj=0.8966 mas, bpa=-83.87 degrees ! Estimated noise=897.996 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 = 0.0366435 Jy ! Component: 100 - total flux cleaned = 0.0573775 Jy ! Component: 150 - total flux cleaned = 0.0697219 Jy ! Component: 200 - total flux cleaned = 0.0771289 Jy ! Total flux subtracted in 200 components = 0.0771289 Jy ! Clean residual min=-0.005090 max=0.007219 Jy/beam ! Clean residual mean=-0.000072 rms=0.001397 Jy/beam ! Combined flux in latest and established models = 0.682238 Jy ! Adding 13 model components to the UV plane model. ! The established model now contains 20 components and 0.682238 Jy ! Inverting map ! Your choice of large map pixels excluded 8.92% of the data. ! The y-axis pixel size should ideally be below 0.1575 milli-arcsec ! Added new window around map position (-1, 0.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00682407 Jy ! Component: 100 - total flux cleaned = 0.0101241 Jy ! Component: 150 - total flux cleaned = 0.0112812 Jy ! Component: 200 - total flux cleaned = 0.0113677 Jy ! Total flux subtracted in 200 components = 0.0113677 Jy ! Clean residual min=-0.004740 max=0.004521 Jy/beam ! Clean residual mean=-0.000036 rms=0.001150 Jy/beam ! Combined flux in latest and established models = 0.693605 Jy ! Adding 18 model components to the UV plane model. ! The established model now contains 34 components and 0.693605 Jy ! Inverting map ! Your choice of large map pixels excluded 8.92% of the data. ! The y-axis pixel size should ideally be below 0.1575 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 8.92% of the data. ! The y-axis pixel size should ideally be below 0.1575 milli-arcsec ! Estimated beam: bmin=2.139 mas, bmaj=2.663 mas, bpa=-70.52 degrees ! Estimated noise=1517.69 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0022863 Jy ! Component: 100 - total flux cleaned = 0.00223862 Jy ! Component: 150 - total flux cleaned = 0.00224163 Jy ! Component: 200 - total flux cleaned = 0.00224471 Jy ! Total flux subtracted in 200 components = 0.00224471 Jy ! Clean residual min=-0.006488 max=0.004488 Jy/beam ! Clean residual mean=-0.000135 rms=0.001791 Jy/beam ! Combined flux in latest and established models = 0.69585 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 = 2.68538e-05 Jy ! Component: 100 - total flux cleaned = 2.25634e-05 Jy ! Component: 150 - total flux cleaned = 2.34741e-05 Jy ! Component: 200 - total flux cleaned = 4.13977e-05 Jy ! Total flux subtracted in 200 components = 4.13977e-05 Jy ! Clean residual min=-0.006402 max=0.004430 Jy/beam ! Clean residual mean=-0.000135 rms=0.001776 Jy/beam ! Combined flux in latest and established models = 0.695891 Jy ! Adding 10 model components to the UV plane model. ! The established model now contains 37 components and 0.695891 Jy ! Inverting map ! Your choice of large map pixels excluded 8.92% of the data. ! The y-axis pixel size should ideally be below 0.1575 milli-arcsec uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Your choice of large map pixels excluded 8.92% of the data. ! The y-axis pixel size should ideally be below 0.1575 milli-arcsec ! Estimated beam: bmin=0.552 mas, bmaj=0.8966 mas, bpa=-83.87 degrees ! Estimated noise=897.996 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -8.26581e-05 Jy ! Component: 100 - total flux cleaned = -0.000338526 Jy ! Component: 150 - total flux cleaned = -0.000479439 Jy ! Component: 200 - total flux cleaned = -0.000479872 Jy ! Total flux subtracted in 200 components = -0.000479872 Jy ! Clean residual min=-0.004581 max=0.004683 Jy/beam ! Clean residual mean=-0.000030 rms=0.001114 Jy/beam ! Combined flux in latest and established models = 0.695412 Jy selfcal ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 45 components and 0.695412 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.217159Jy sigma=0.001222 ! Fit after self-cal, rms=0.217099Jy sigma=0.001221 wmodel J0726+7911_X_2008_07_09_pus_map.mod ! Writing 45 model components to file: J0726+7911_X_2008_07_09_pus_map.mod wobs J0726+7911_X_2008_07_09_pus_uvs.fits ! Writing UV FITS file: J0726+7911_X_2008_07_09_pus_uvs.fits wwins J0726+7911_X_2008_07_09_pus_map.win ! wwins: Wrote 2 windows to J0726+7911_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 8.92% of the data. ! The y-axis pixel size should ideally be below 0.1575 milli-arcsec ! clean: niter=1024 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = 1.30592e-05 Jy ! Component: 100 - total flux cleaned = 8.26158e-05 Jy ! Component: 150 - total flux cleaned = 0.000219887 Jy ! Component: 200 - total flux cleaned = 9.34414e-05 Jy ! Component: 250 - total flux cleaned = -0.000152601 Jy ! Component: 300 - total flux cleaned = -0.000332212 Jy ! Component: 350 - total flux cleaned = -0.000678648 Jy ! Component: 400 - total flux cleaned = -0.000902487 Jy ! Component: 450 - total flux cleaned = -0.00106775 Jy ! Component: 500 - total flux cleaned = -0.00122763 Jy ! Component: 550 - total flux cleaned = -0.00127968 Jy ! Component: 600 - total flux cleaned = -0.00133206 Jy ! Component: 650 - total flux cleaned = -0.001483 Jy ! Component: 700 - total flux cleaned = -0.00167995 Jy ! Component: 750 - total flux cleaned = -0.00187275 Jy ! Component: 800 - total flux cleaned = -0.00206274 Jy ! Component: 850 - total flux cleaned = -0.00210919 Jy ! Component: 900 - total flux cleaned = -0.00220149 Jy ! Component: 950 - total flux cleaned = -0.00229166 Jy ! Component: 1000 - total flux cleaned = -0.00238008 Jy ! Total flux subtracted in 1024 components = -0.00242412 Jy ! Clean residual min=-0.002435 max=0.002586 Jy/beam ! Clean residual mean=-0.000005 rms=0.000823 Jy/beam ! Combined flux in latest and established models = 0.692988 Jy keep ! Adding 75 model components to the UV plane model. ! The established model now contains 120 components and 0.692988 Jy wmap "J0726+7911_X_2008_07_09_pus\_map.fits" ! Inverting map ! Your choice of large map pixels excluded 8.92% of the data. ! The y-axis pixel size should ideally be below 0.1575 milli-arcsec ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.552 x 0.8966 at -83.87 degrees (North through East) ! Clean map min=-0.0029008 max=0.49448 Jy/beam ! Writing clean map to FITS file: J0726+7911_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 0.49448 invert ! Inverting map ! Your choice of large map pixels excluded 8.92% of the data. ! The y-axis pixel size should ideally be below 0.1575 milli-arcsec float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000820307 device "J0726+7911_X_2008_07_09_pus\_map.eps/VPS" ! Attempting to open device: 'J0726+7911_X_2008_07_09_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.497679 0.497679 0.995358 1.99072 3.98143 7.96286 15.9257 31.8515 63.7029 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0024 print "peak=",int(1000*peak_flux)/1000 ! peak= 0.494 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.552 x 0.8966 at -83.87 degrees (North through East) ! Clean map min=-0.0029008 max=0.49448 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J0726+7911_X_2008_07_09_pus\_map.gif/vgif" ! Attempting to open device: 'J0726+7911_X_2008_07_09_pus_map.gif/vgif' mapplot cln quit ! Quitting program ! Log file J0726+7911_X_2008_07_09_pus_uvs.log closed on Sun Oct 10 20:17:09 2010