! Started logfile: J2236+2828_X_2008_04_02_pus_uvs.log on Sun Feb 21 20:54:19 2010 obs J2236+2828_X_2008_04_02_pus_uva.fits ! Reading UV FITS file: J2236+2828_X_2008_04_02_pus_uva.fits ! AN table 1: 161 integrations on 120 of 120 possible baselines. ! AN table 2: 53 integrations on 120 of 120 possible baselines. ! AN table 3: 121 integrations on 120 of 120 possible baselines. ! AN table 4: 31 integrations on 120 of 120 possible baselines. ! Apparent sampling: 0.16291 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J2236+2828 ! ! 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 28620 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 1373 telescope corrections were flagged in sub-array 1. ! A total of 529 telescope corrections were flagged in sub-array 2. ! A total of 1450 telescope corrections were flagged in sub-array 3. ! A total of 401 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 2. ! A total of 1373 telescope corrections were flagged in sub-array 1. ! A total of 529 telescope corrections were flagged in sub-array 2. ! A total of 1450 telescope corrections were flagged in sub-array 3. ! A total of 401 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 3. ! A total of 1373 telescope corrections were flagged in sub-array 1. ! A total of 529 telescope corrections were flagged in sub-array 2. ! A total of 1450 telescope corrections were flagged in sub-array 3. ! A total of 401 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 4. ! A total of 1373 telescope corrections were flagged in sub-array 1. ! A total of 529 telescope corrections were flagged in sub-array 2. ! A total of 1450 telescope corrections were flagged in sub-array 3. ! A total of 401 telescope corrections were flagged in sub-array 4. ! ! Fit before self-cal, rms=0.794564Jy sigma=0.005426 ! Fit after self-cal, rms=0.561196Jy sigma=0.003109 ! 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 10.9% of the data. ! The x-axis pixel size should ideally be below 0.1734 milli-arcsec ! The y-axis pixel size should ideally be below 0.1699 milli-arcsec ! Estimated beam: bmin=0.6165 mas, bmaj=0.908 mas, bpa=2.937 degrees ! Estimated noise=1258.35 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 = 0.526736 Jy ! Component: 100 - total flux cleaned = 0.723905 Jy ! Total flux subtracted in 100 components = 0.723905 Jy ! Clean residual min=-0.021266 max=0.085910 Jy/beam ! Clean residual mean=-0.000199 rms=0.006956 Jy/beam ! Combined flux in latest and established models = 0.723905 Jy ! Performing phase self-cal ! Adding 5 model components to the UV plane model. ! The established model now contains 5 components and 0.723905 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.336237Jy sigma=0.001721 ! Fit after self-cal, rms=0.328492Jy sigma=0.001704 ! Inverting map ! Your choice of large map pixels excluded 10.9% of the data. ! The x-axis pixel size should ideally be below 0.1734 milli-arcsec ! The y-axis pixel size should ideally be below 0.1699 milli-arcsec ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0933307 Jy ! Component: 100 - total flux cleaned = 0.14311 Jy ! Total flux subtracted in 100 components = 0.14311 Jy ! Clean residual min=-0.013625 max=0.030291 Jy/beam ! Clean residual mean=-0.000058 rms=0.003859 Jy/beam ! Combined flux in latest and established models = 0.867015 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 15 components and 0.867015 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.303446Jy sigma=0.001341 ! Fit after self-cal, rms=0.302362Jy sigma=0.001338 ! Inverting map ! Your choice of large map pixels excluded 10.9% of the data. ! The x-axis pixel size should ideally be below 0.1734 milli-arcsec ! The y-axis pixel size should ideally be below 0.1699 milli-arcsec ! Added new window around map position (0.6, -0.4). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0333645 Jy ! Component: 100 - total flux cleaned = 0.0540038 Jy ! Total flux subtracted in 100 components = 0.0540038 Jy ! Clean residual min=-0.015131 max=0.018065 Jy/beam ! Clean residual mean=-0.000005 rms=0.003290 Jy/beam ! Combined flux in latest and established models = 0.921018 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 18 components and 0.921019 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.300358Jy sigma=0.001304 ! Fit after self-cal, rms=0.300147Jy sigma=0.001303 ! Inverting map ! Your choice of large map pixels excluded 10.9% of the data. ! The x-axis pixel size should ideally be below 0.1734 milli-arcsec ! The y-axis pixel size should ideally be below 0.1699 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 10.9% of the data. ! The x-axis pixel size should ideally be below 0.1734 milli-arcsec ! The y-axis pixel size should ideally be below 0.1699 milli-arcsec ! Estimated beam: bmin=0.6975 mas, bmaj=0.9972 mas, bpa=-1.815 degrees ! Estimated noise=662.71 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) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00167242 Jy ! Component: 100 - total flux cleaned = 0.000195538 Jy ! Component: 150 - total flux cleaned = -0.000110546 Jy ! Component: 200 - total flux cleaned = -0.000108418 Jy ! Total flux subtracted in 200 components = -0.000108418 Jy ! Clean residual min=-0.011492 max=0.011380 Jy/beam ! Clean residual mean=-0.000048 rms=0.002735 Jy/beam ! Combined flux in latest and established models = 0.92091 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 23 components and 0.92091 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.299295Jy sigma=0.001295 ! Fit after self-cal, rms=0.299115Jy sigma=0.001294 ! Inverting map ! Your choice of large map pixels excluded 10.9% of the data. ! The x-axis pixel size should ideally be below 0.1734 milli-arcsec ! The y-axis pixel size should ideally be below 0.1699 milli-arcsec print "************** FINISHED NATURAL WEIGHTING CLEAN **************" ! ************** FINISHED NATURAL WEIGHTING CLEAN ************** ! gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 27 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 1.01 HH 0.90 HN 1.00 ! KK 1.00* KP 1.05 LA 1.01 MK 1.00* ! NL 0.99 NY 1.00 ON 0.91 OV 1.00* ! PT 1.02 SC 0.92 WZ 0.98 ZC 1.24 ! ! A total of 18 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.94 FD 1.00 HH 1.00* HN 1.00* ! KK 0.92 KP 1.01 LA 1.01 MK 0.99 ! NL 0.95 NY 0.97 ON 1.00* OV 0.99 ! PT 1.00 SC 1.00* WZ 1.00* ZC 1.00* ! ! A total of 144 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.00* FD 1.00* HH 0.91 HN 1.00* ! KK 1.00* KP 1.00* LA 1.00* MK 1.00* ! NL 1.00* NY 0.96 ON 0.95 OV 1.00* ! PT 1.00* SC 1.00* WZ 1.58 ZC 1.04 ! ! Telescope amplitude corrections in sub-array 4: ! BR 0.94 FD 0.98 HH 1.00* HN 1.00 ! KK 1.00* KP 1.00 LA 1.00 MK 1.00* ! NL 0.98 NY 1.00* ON 1.00* OV 1.01 ! PT 0.97 SC 1.34 WZ 1.00* ZC 1.00* ! ! ! Correcting IF 2. ! A total of 27 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 1.01 HH 0.88 HN 1.00 ! KK 1.00* KP 1.00 LA 1.00 MK 1.00* ! NL 0.96 NY 1.04 ON 0.92 OV 1.00* ! PT 1.00 SC 0.95 WZ 0.98 ZC 1.32 ! ! A total of 18 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.95 FD 0.98 HH 1.00* HN 1.00* ! KK 0.94 KP 0.96 LA 1.00 MK 0.97 ! NL 0.98 NY 1.01 ON 1.00* OV 0.97 ! PT 0.99 SC 1.00* WZ 1.00* ZC 1.00* ! ! A total of 144 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.00* FD 1.00* HH 0.95 HN 1.00* ! KK 1.00* KP 1.00* LA 1.00* MK 1.00* ! NL 1.00* NY 0.94 ON 0.97 OV 1.00* ! PT 1.00* SC 1.00* WZ 1.64 ZC 1.01 ! ! Telescope amplitude corrections in sub-array 4: ! BR 0.95 FD 0.97 HH 1.00* HN 0.99 ! KK 1.00* KP 0.96 LA 1.01 MK 1.00* ! NL 0.93 NY 1.00* ON 1.00* OV 0.95 ! PT 0.98 SC 1.36 WZ 1.00* ZC 1.00* ! ! ! Correcting IF 3. ! A total of 27 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 1.01 HH 0.89 HN 1.01 ! KK 1.00* KP 1.02 LA 1.04 MK 1.00* ! NL 0.97 NY 0.97 ON 0.88 OV 1.00* ! PT 1.00 SC 0.96 WZ 0.96 ZC 1.24 ! ! A total of 18 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.99 FD 1.00 HH 1.00* HN 1.00* ! KK 1.18 KP 0.98 LA 1.04 MK 1.00 ! NL 0.96 NY 0.98 ON 1.00* OV 1.01 ! PT 0.99 SC 1.00* WZ 1.00* ZC 1.00* ! ! A total of 144 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.00* FD 1.00* HH 0.99 HN 1.00* ! KK 1.00* KP 1.00* LA 1.00* MK 1.00* ! NL 1.00* NY 0.92 ON 0.96 OV 1.00* ! PT 1.00* SC 1.00* WZ 1.48 ZC 1.01 ! ! Telescope amplitude corrections in sub-array 4: ! BR 0.99 FD 0.97 HH 1.00* HN 0.98 ! KK 1.00* KP 0.97 LA 1.02 MK 1.00* ! NL 0.98 NY 1.00* ON 1.00* OV 0.99 ! PT 0.97 SC 1.48 WZ 1.00* ZC 1.00* ! ! ! Correcting IF 4. ! A total of 27 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 1.00 HH 0.90 HN 1.01 ! KK 1.00* KP 1.01 LA 1.02 MK 1.00* ! NL 0.99 NY 0.94 ON 0.95 OV 1.00* ! PT 1.01 SC 0.98 WZ 0.94 ZC 1.22 ! ! A total of 18 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.96 FD 0.99 HH 1.00* HN 1.00* ! KK 0.97 KP 1.00 LA 1.01 MK 1.00 ! NL 1.00 NY 0.99 ON 1.00* OV 1.00 ! PT 0.98 SC 1.00* WZ 1.00* ZC 1.00* ! ! A total of 144 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.00* FD 1.00* HH 0.95 HN 1.00* ! KK 1.00* KP 1.00* LA 1.00* MK 1.00* ! NL 1.00* NY 0.95 ON 0.83 OV 1.00* ! PT 1.00* SC 1.00* WZ 1.55 ZC 0.99 ! ! Telescope amplitude corrections in sub-array 4: ! BR 0.96 FD 0.97 HH 1.00* HN 0.99 ! KK 1.00* KP 1.00 LA 0.99 MK 1.00* ! NL 0.96 NY 1.00* ON 1.00* OV 1.01 ! PT 0.97 SC 1.61 WZ 1.00* ZC 1.00* ! ! ! Fit before self-cal, rms=0.299115Jy sigma=0.001294 ! Fit after self-cal, rms=0.301574Jy sigma=0.001249 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Your choice of large map pixels excluded 10.5% of the data. ! The x-axis pixel size should ideally be below 0.1734 milli-arcsec ! The y-axis pixel size should ideally be below 0.1699 milli-arcsec ! Estimated beam: bmin=0.6942 mas, bmaj=1.003 mas, bpa=-0.9154 degrees ! Estimated noise=658.095 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 = 0.00106117 Jy ! Component: 100 - total flux cleaned = 0.000810448 Jy ! Component: 150 - total flux cleaned = 0.000587277 Jy ! Component: 200 - total flux cleaned = 0.000191861 Jy ! Total flux subtracted in 200 components = 0.000191861 Jy ! Clean residual min=-0.004692 max=0.007022 Jy/beam ! Clean residual mean=-0.000048 rms=0.001335 Jy/beam ! Combined flux in latest and established models = 0.921102 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 26 components and 0.921102 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.300946Jy sigma=0.001246 ! Fit after self-cal, rms=0.302309Jy sigma=0.001245 ! Inverting map ! Your choice of large map pixels excluded 10.5% of the data. ! The x-axis pixel size should ideally be below 0.1734 milli-arcsec ! The y-axis pixel size should ideally be below 0.1699 milli-arcsec ! Added new window around map position (6.2, -3.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00265023 Jy ! Component: 100 - total flux cleaned = 0.00246376 Jy ! Component: 150 - total flux cleaned = 0.002288 Jy ! Component: 200 - total flux cleaned = 0.00228099 Jy ! Total flux subtracted in 200 components = 0.00228099 Jy ! Clean residual min=-0.004921 max=0.005206 Jy/beam ! Clean residual mean=-0.000051 rms=0.001233 Jy/beam ! Combined flux in latest and established models = 0.923383 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 33 components and 0.923383 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.302014Jy sigma=0.001243 ! Fit after self-cal, rms=0.301990Jy sigma=0.001243 ! Inverting map ! Your choice of large map pixels excluded 10.5% of the data. ! The x-axis pixel size should ideally be below 0.1734 milli-arcsec ! The y-axis pixel size should ideally be below 0.1699 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=0.301990Jy sigma=0.001243 ! Fit after self-cal, rms=0.303008Jy sigma=0.001240 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 10.5% of the data. ! The x-axis pixel size should ideally be below 0.1734 milli-arcsec ! The y-axis pixel size should ideally be below 0.1699 milli-arcsec ! Estimated beam: bmin=0.6935 mas, bmaj=1.002 mas, bpa=-1.009 degrees ! Estimated noise=658.97 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00233621 Jy ! Component: 100 - total flux cleaned = 0.00219375 Jy ! Component: 150 - total flux cleaned = 0.00205298 Jy ! Component: 200 - total flux cleaned = 0.00192357 Jy ! Total flux subtracted in 200 components = 0.00192357 Jy ! Clean residual min=-0.005106 max=0.004784 Jy/beam ! Clean residual mean=-0.000047 rms=0.001138 Jy/beam ! Combined flux in latest and established models = 0.925307 Jy selfcal ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 38 components and 0.925306 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.302825Jy sigma=0.001239 ! Fit after self-cal, rms=0.302842Jy sigma=0.001239 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 10.5% of the data. ! The x-axis pixel size should ideally be below 0.1734 milli-arcsec ! The y-axis pixel size should ideally be below 0.1699 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 = -8.89836e-05 Jy ! Component: 100 - total flux cleaned = -0.000324559 Jy ! Component: 150 - total flux cleaned = -0.000440102 Jy ! Component: 200 - total flux cleaned = -0.000549331 Jy ! Total flux subtracted in 200 components = -0.000549331 Jy ! Clean residual min=-0.004948 max=0.004706 Jy/beam ! Clean residual mean=-0.000046 rms=0.001108 Jy/beam ! Combined flux in latest and established models = 0.924757 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 43 components and 0.924757 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.302726Jy sigma=0.001239 ! Fit after self-cal, rms=0.302733Jy sigma=0.001239 ! Inverting map ! Your choice of large map pixels excluded 10.5% of the data. ! The x-axis pixel size should ideally be below 0.1734 milli-arcsec ! The y-axis pixel size should ideally be below 0.1699 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=0.302733Jy sigma=0.001239 ! Fit after self-cal, rms=0.303069Jy sigma=0.001236 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 10.5% of the data. ! The x-axis pixel size should ideally be below 0.1734 milli-arcsec ! The y-axis pixel size should ideally be below 0.1699 milli-arcsec ! Estimated beam: bmin=0.6936 mas, bmaj=1.002 mas, bpa=-1.064 degrees ! Estimated noise=659.549 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000323795 Jy ! Component: 100 - total flux cleaned = 0.000216126 Jy ! Component: 150 - total flux cleaned = 1.88396e-05 Jy ! Component: 200 - total flux cleaned = -7.35107e-05 Jy ! Total flux subtracted in 200 components = -7.35107e-05 Jy ! Clean residual min=-0.004896 max=0.004368 Jy/beam ! Clean residual mean=-0.000028 rms=0.001045 Jy/beam ! Combined flux in latest and established models = 0.924684 Jy selfcal ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 45 components and 0.924684 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.302984Jy sigma=0.001236 ! Fit after self-cal, rms=0.302967Jy sigma=0.001236 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 10.5% of the data. ! The x-axis pixel size should ideally be below 0.1734 milli-arcsec ! The y-axis pixel size should ideally be below 0.1699 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 = -0.000175706 Jy ! Component: 100 - total flux cleaned = -0.000264599 Jy ! Component: 150 - total flux cleaned = -0.000350465 Jy ! Component: 200 - total flux cleaned = -0.0003507 Jy ! Total flux subtracted in 200 components = -0.0003507 Jy ! Clean residual min=-0.004800 max=0.004367 Jy/beam ! Clean residual mean=-0.000028 rms=0.001028 Jy/beam ! Combined flux in latest and established models = 0.924333 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 46 components and 0.924333 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.302895Jy sigma=0.001236 ! Fit after self-cal, rms=0.302903Jy sigma=0.001236 ! Inverting map ! Your choice of large map pixels excluded 10.5% of the data. ! The x-axis pixel size should ideally be below 0.1734 milli-arcsec ! The y-axis pixel size should ideally be below 0.1699 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=0.302903Jy sigma=0.001236 ! Fit after self-cal, rms=0.302941Jy sigma=0.001235 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 10.5% of the data. ! The x-axis pixel size should ideally be below 0.1734 milli-arcsec ! The y-axis pixel size should ideally be below 0.1699 milli-arcsec ! Estimated beam: bmin=2.763 mas, bmaj=2.905 mas, bpa=74.63 degrees ! Estimated noise=793.361 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000333459 Jy ! Component: 100 - total flux cleaned = -0.000224899 Jy ! Component: 150 - total flux cleaned = -0.000128762 Jy ! Component: 200 - total flux cleaned = -4.42736e-05 Jy ! Total flux subtracted in 200 components = -4.42736e-05 Jy ! Clean residual min=-0.002734 max=0.004067 Jy/beam ! Clean residual mean=-0.000066 rms=0.000989 Jy/beam ! Combined flux in latest and established models = 0.924289 Jy selfcal ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 54 components and 0.924289 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.302939Jy sigma=0.001235 ! Fit after self-cal, rms=0.302919Jy sigma=0.001235 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 10.5% of the data. ! The x-axis pixel size should ideally be below 0.1734 milli-arcsec ! The y-axis pixel size should ideally be below 0.1699 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 = -3.80843e-05 Jy ! Component: 100 - total flux cleaned = -3.96764e-05 Jy ! Component: 150 - total flux cleaned = -1.5611e-05 Jy ! Component: 200 - total flux cleaned = 6.96833e-06 Jy ! Total flux subtracted in 200 components = 6.96833e-06 Jy ! Clean residual min=-0.002735 max=0.003815 Jy/beam ! Clean residual mean=-0.000066 rms=0.000982 Jy/beam ! Combined flux in latest and established models = 0.924296 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 58 components and 0.924296 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.302926Jy sigma=0.001235 ! Fit after self-cal, rms=0.302932Jy sigma=0.001235 ! Inverting map ! Your choice of large map pixels excluded 10.5% of the data. ! The x-axis pixel size should ideally be below 0.1734 milli-arcsec ! The y-axis pixel size should ideally be below 0.1699 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 10.5% of the data. ! The x-axis pixel size should ideally be below 0.1734 milli-arcsec ! The y-axis pixel size should ideally be below 0.1699 milli-arcsec ! Estimated beam: bmin=0.6939 mas, bmaj=1.002 mas, bpa=-1.026 degrees ! Estimated noise=660.142 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.6939 x 1.002 at -1.026 degrees (North through East) ! Clean map min=-0.0031807 max=0.65947 Jy/beam if(peak(flux) > thresh) selfcal true, true clean clean_niter,clean_gain selfcal flux_cutoff = imstat(rms) * dynam repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) selfcal true, true end if ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.302932Jy sigma=0.001235 ! Fit after self-cal, rms=0.959613Jy sigma=0.001117 ! Inverting map and beam ! Your choice of large map pixels excluded 10.5% of the data. ! The x-axis pixel size should ideally be below 0.1734 milli-arcsec ! The y-axis pixel size should ideally be below 0.1699 milli-arcsec ! Estimated beam: bmin=0.6889 mas, bmaj=1 mas, bpa=-1.935 degrees ! Estimated noise=657.622 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000630514 Jy ! Component: 100 - total flux cleaned = -0.00122114 Jy ! Component: 150 - total flux cleaned = -0.00122285 Jy ! Component: 200 - total flux cleaned = -0.00129317 Jy ! Total flux subtracted in 200 components = -0.00129317 Jy ! Clean residual min=-0.003417 max=0.003592 Jy/beam ! Clean residual mean=-0.000017 rms=0.000855 Jy/beam ! Combined flux in latest and established models = 0.923003 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 61 components and 0.923002 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.959586Jy sigma=0.001117 ! Fit after self-cal, rms=0.959646Jy sigma=0.001117 ! Inverting map ! Your choice of large map pixels excluded 10.5% of the data. ! The x-axis pixel size should ideally be below 0.1734 milli-arcsec ! The y-axis pixel size should ideally be below 0.1699 milli-arcsec ! Added new window around map position (10.4, 13.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00117513 Jy ! Component: 100 - total flux cleaned = 0.00106925 Jy ! Component: 150 - total flux cleaned = 0.000673294 Jy ! Component: 200 - total flux cleaned = 0.000459753 Jy ! Total flux subtracted in 200 components = 0.000459753 Jy ! Clean residual min=-0.003300 max=0.003313 Jy/beam ! Clean residual mean=-0.000017 rms=0.000834 Jy/beam ! Combined flux in latest and established models = 0.923462 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 72 components and 0.923462 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.959615Jy sigma=0.001117 ! Fit after self-cal, rms=0.959614Jy sigma=0.001116 ! Inverting map ! Your choice of large map pixels excluded 10.5% of the data. ! The x-axis pixel size should ideally be below 0.1734 milli-arcsec ! The y-axis pixel size should ideally be below 0.1699 milli-arcsec ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.959614Jy sigma=0.001116 ! Fit after self-cal, rms=1.801846Jy sigma=0.001116 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 10.5% of the data. ! The x-axis pixel size should ideally be below 0.1734 milli-arcsec ! The y-axis pixel size should ideally be below 0.1699 milli-arcsec ! Estimated beam: bmin=0.6164 mas, bmaj=0.9007 mas, bpa=1.914 degrees ! Estimated noise=1251.46 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.523893 Jy ! Component: 100 - total flux cleaned = 0.72575 Jy ! Component: 150 - total flux cleaned = 0.817498 Jy ! Component: 200 - total flux cleaned = 0.863651 Jy ! Total flux subtracted in 200 components = 0.863651 Jy ! Clean residual min=-0.009077 max=0.022082 Jy/beam ! Clean residual mean=-0.000065 rms=0.002443 Jy/beam ! Combined flux in latest and established models = 0.863651 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 12 model components to the UV plane model. ! The established model now contains 12 components and 0.863651 Jy ! Inverting map and beam ! Your choice of large map pixels excluded 10.5% of the data. ! The x-axis pixel size should ideally be below 0.1734 milli-arcsec ! The y-axis pixel size should ideally be below 0.1699 milli-arcsec ! Estimated beam: bmin=0.6887 mas, bmaj=0.9999 mas, bpa=-1.965 degrees ! Estimated noise=657.55 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 = 0.0323553 Jy ! Component: 100 - total flux cleaned = 0.0477686 Jy ! Component: 150 - total flux cleaned = 0.0539216 Jy ! Component: 200 - total flux cleaned = 0.0559012 Jy ! Total flux subtracted in 200 components = 0.0559012 Jy ! Clean residual min=-0.004398 max=0.006063 Jy/beam ! Clean residual mean=-0.000021 rms=0.001047 Jy/beam ! Combined flux in latest and established models = 0.919552 Jy ! Adding 16 model components to the UV plane model. ! The established model now contains 23 components and 0.919552 Jy ! Inverting map ! Your choice of large map pixels excluded 10.5% of the data. ! The x-axis pixel size should ideally be below 0.1734 milli-arcsec ! The y-axis pixel size should ideally be below 0.1699 milli-arcsec ! Added new window around map position (-0.6, 0.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00375411 Jy ! Component: 100 - total flux cleaned = 0.00485688 Jy ! Component: 150 - total flux cleaned = 0.00533432 Jy ! Component: 200 - total flux cleaned = 0.00576546 Jy ! Total flux subtracted in 200 components = 0.00576546 Jy ! Clean residual min=-0.004147 max=0.004062 Jy/beam ! Clean residual mean=-0.000019 rms=0.000898 Jy/beam ! Combined flux in latest and established models = 0.925317 Jy ! Adding 16 model components to the UV plane model. ! The established model now contains 35 components and 0.925317 Jy ! Inverting map ! Your choice of large map pixels excluded 10.5% of the data. ! The x-axis pixel size should ideally be below 0.1734 milli-arcsec ! The y-axis pixel size should ideally be below 0.1699 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 10.5% of the data. ! The x-axis pixel size should ideally be below 0.1734 milli-arcsec ! The y-axis pixel size should ideally be below 0.1699 milli-arcsec ! Estimated beam: bmin=2.764 mas, bmaj=2.906 mas, bpa=74.3 degrees ! Estimated noise=794.127 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000830621 Jy ! Component: 100 - total flux cleaned = 0.000695495 Jy ! Component: 150 - total flux cleaned = 0.000460398 Jy ! Component: 200 - total flux cleaned = 0.00030543 Jy ! Total flux subtracted in 200 components = 0.00030543 Jy ! Clean residual min=-0.002725 max=0.003050 Jy/beam ! Clean residual mean=-0.000039 rms=0.000783 Jy/beam ! Combined flux in latest and established models = 0.925623 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 = -0.000103357 Jy ! Component: 100 - total flux cleaned = -0.000196022 Jy ! Component: 150 - total flux cleaned = -0.000253171 Jy ! Component: 200 - total flux cleaned = -0.000335225 Jy ! Total flux subtracted in 200 components = -0.000335225 Jy ! Clean residual min=-0.002668 max=0.003000 Jy/beam ! Clean residual mean=-0.000037 rms=0.000767 Jy/beam ! Combined flux in latest and established models = 0.925287 Jy ! Adding 21 model components to the UV plane model. ! The established model now contains 50 components and 0.925288 Jy ! Inverting map ! Your choice of large map pixels excluded 10.5% of the data. ! The x-axis pixel size should ideally be below 0.1734 milli-arcsec ! The y-axis pixel size should ideally be below 0.1699 milli-arcsec uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Your choice of large map pixels excluded 10.5% of the data. ! The x-axis pixel size should ideally be below 0.1734 milli-arcsec ! The y-axis pixel size should ideally be below 0.1699 milli-arcsec ! Estimated beam: bmin=0.6887 mas, bmaj=0.9999 mas, bpa=-1.965 degrees ! Estimated noise=657.55 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.0002483 Jy ! Component: 100 - total flux cleaned = -0.000360226 Jy ! Component: 150 - total flux cleaned = -0.000359492 Jy ! Component: 200 - total flux cleaned = -0.000169152 Jy ! Total flux subtracted in 200 components = -0.000169152 Jy ! Clean residual min=-0.003463 max=0.003290 Jy/beam ! Clean residual mean=-0.000016 rms=0.000827 Jy/beam ! Combined flux in latest and established models = 0.925118 Jy selfcal ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 61 components and 0.925118 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=1.801739Jy sigma=0.001117 ! Fit after self-cal, rms=1.801668Jy sigma=0.001116 wmodel J2236+2828_X_2008_04_02_pus_map.mod ! Writing 61 model components to file: J2236+2828_X_2008_04_02_pus_map.mod wobs J2236+2828_X_2008_04_02_pus_uvs.fits ! Writing UV FITS file: J2236+2828_X_2008_04_02_pus_uvs.fits wwins J2236+2828_X_2008_04_02_pus_map.win ! wwins: Wrote 5 windows to J2236+2828_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 10.5% of the data. ! The x-axis pixel size should ideally be below 0.1734 milli-arcsec ! The y-axis pixel size should ideally be below 0.1699 milli-arcsec ! clean: niter=2048 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = -0.000419161 Jy ! Component: 100 - total flux cleaned = -0.000982673 Jy ! Component: 150 - total flux cleaned = -0.00114384 Jy ! Component: 200 - total flux cleaned = -0.00119522 Jy ! Component: 250 - total flux cleaned = -0.00129668 Jy ! Component: 300 - total flux cleaned = -0.00139525 Jy ! Component: 350 - total flux cleaned = -0.00134793 Jy ! Component: 400 - total flux cleaned = -0.00144306 Jy ! Component: 450 - total flux cleaned = -0.00158333 Jy ! Component: 500 - total flux cleaned = -0.00158282 Jy ! Component: 550 - total flux cleaned = -0.0016276 Jy ! Component: 600 - total flux cleaned = -0.00153886 Jy ! Component: 650 - total flux cleaned = -0.0014959 Jy ! Component: 700 - total flux cleaned = -0.00149671 Jy ! Component: 750 - total flux cleaned = -0.00145365 Jy ! Component: 800 - total flux cleaned = -0.00145335 Jy ! Component: 850 - total flux cleaned = -0.00120058 Jy ! Component: 900 - total flux cleaned = -0.00115945 Jy ! Component: 950 - total flux cleaned = -0.00120008 Jy ! Component: 1000 - total flux cleaned = -0.00111862 Jy ! Component: 1050 - total flux cleaned = -0.00107872 Jy ! Component: 1100 - total flux cleaned = -0.00111874 Jy ! Component: 1150 - total flux cleaned = -0.00100028 Jy ! Component: 1200 - total flux cleaned = -0.00107862 Jy ! Component: 1250 - total flux cleaned = -0.00096141 Jy ! Component: 1300 - total flux cleaned = -0.000922648 Jy ! Component: 1350 - total flux cleaned = -0.000769267 Jy ! Component: 1400 - total flux cleaned = -0.000769517 Jy ! Component: 1450 - total flux cleaned = -0.000731824 Jy ! Component: 1500 - total flux cleaned = -0.000619635 Jy ! Component: 1550 - total flux cleaned = -0.000471546 Jy ! Component: 1600 - total flux cleaned = -0.000471509 Jy ! Component: 1650 - total flux cleaned = -0.000399011 Jy ! Component: 1700 - total flux cleaned = -0.000399051 Jy ! Component: 1750 - total flux cleaned = -0.000470991 Jy ! Component: 1800 - total flux cleaned = -0.000399632 Jy ! Component: 1850 - total flux cleaned = -0.000434654 Jy ! Component: 1900 - total flux cleaned = -0.000329125 Jy ! Component: 1950 - total flux cleaned = -0.000433875 Jy ! Component: 2000 - total flux cleaned = -0.000468499 Jy ! Total flux subtracted in 2048 components = -0.000502677 Jy ! Clean residual min=-0.001901 max=0.001903 Jy/beam ! Clean residual mean=-0.000013 rms=0.000601 Jy/beam ! Combined flux in latest and established models = 0.924616 Jy keep ! Adding 147 model components to the UV plane model. ! The established model now contains 208 components and 0.924616 Jy wmap "J2236+2828_X_2008_04_02_pus\_map.fits" ! Inverting map ! Your choice of large map pixels excluded 10.5% of the data. ! The x-axis pixel size should ideally be below 0.1734 milli-arcsec ! The y-axis pixel size should ideally be below 0.1699 milli-arcsec ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.6887 x 0.9999 at -1.965 degrees (North through East) ! Clean map min=-0.0028413 max=0.65413 Jy/beam ! Writing clean map to FITS file: J2236+2828_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 0.654133 invert ! Inverting map ! Your choice of large map pixels excluded 10.5% of the data. ! The x-axis pixel size should ideally be below 0.1734 milli-arcsec ! The y-axis pixel size should ideally be below 0.1699 milli-arcsec float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000599735 device "J2236+2828_X_2008_04_02_pus\_map.eps/VPS" ! Attempting to open device: 'J2236+2828_X_2008_04_02_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.275052 0.275052 0.550103 1.10021 2.20041 4.40083 8.80165 17.6033 35.2066 70.4132 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0017 print "peak=",int(1000*peak_flux)/1000 ! peak= 0.654 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.6887 x 0.9999 at -1.965 degrees (North through East) ! Clean map min=-0.0028413 max=0.65413 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J2236+2828_X_2008_04_02_pus\_map.gif/vgif" ! Attempting to open device: 'J2236+2828_X_2008_04_02_pus_map.gif/vgif' mapplot cln quit ! Quitting program ! Log file J2236+2828_X_2008_04_02_pus_uvs.log closed on Sun Feb 21 20:54:27 2010