! Started logfile: J1147+2635_X_2010_10_13_pus_uvs.log on Mon Feb 28 17:16:52 2011 obs J1147+2635_X_2010_10_13_pus_uva.fits ! Reading UV FITS file: J1147+2635_X_2010_10_13_pus_uva.fits ! AN table 1: 372 integrations on 105 of 105 possible baselines. ! AN table 2: 119 integrations on 105 of 105 possible baselines. ! AN table 3: 28 integrations on 105 of 105 possible baselines. ! AN table 4: 23 integrations on 105 of 105 possible baselines. ! Apparent sampling: 0.117905 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J1147+2635 ! ! 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 8.40996e+09 8e+06 1 8e+06 ! 02 2 8.47996e+09 8e+06 1 8e+06 ! 03 3 8.79496e+09 8e+06 1 8e+06 ! 04 4 8.89996e+09 8e+06 1 8e+06 ! ! Polarization(s): RR ! ! Read 5978 lines of history. ! ! Reading 26840 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 ![@muppet J1147+2635_X_2010_10_13_pus] 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 3965 telescope corrections were flagged in sub-array 1. ! A total of 1500 telescope corrections were flagged in sub-array 2. ! A total of 420 telescope corrections were flagged in sub-array 3. ! A total of 266 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 2. ! A total of 3965 telescope corrections were flagged in sub-array 1. ! A total of 1500 telescope corrections were flagged in sub-array 2. ! A total of 420 telescope corrections were flagged in sub-array 3. ! A total of 266 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 3. ! A total of 3965 telescope corrections were flagged in sub-array 1. ! A total of 1500 telescope corrections were flagged in sub-array 2. ! A total of 420 telescope corrections were flagged in sub-array 3. ! A total of 266 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 4. ! A total of 3965 telescope corrections were flagged in sub-array 1. ! A total of 1500 telescope corrections were flagged in sub-array 2. ! A total of 420 telescope corrections were flagged in sub-array 3. ! A total of 266 telescope corrections were flagged in sub-array 4. ! ! Fit before self-cal, rms=0.727993Jy sigma=0.007246 ! Fit after self-cal, rms=0.589010Jy sigma=0.005921 ! 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 11.7% of the data. ! The x-axis pixel size should ideally be below 0.1648 milli-arcsec ! The y-axis pixel size should ideally be below 0.1758 milli-arcsec ! Estimated beam: bmin=0.5471 mas, bmaj=0.8855 mas, bpa=12.84 degrees ! Estimated noise=907.498 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 = 0.33705 Jy ! Component: 100 - total flux cleaned = 0.415759 Jy ! Total flux subtracted in 100 components = 0.415759 Jy ! Clean residual min=-0.011567 max=0.030654 Jy/beam ! Clean residual mean=0.000314 rms=0.004049 Jy/beam ! Combined flux in latest and established models = 0.415759 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 6 components and 0.415759 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.171027Jy sigma=0.001607 ! Fit after self-cal, rms=0.171042Jy sigma=0.001607 ! Inverting map ! Your choice of large map pixels excluded 11.7% of the data. ! The x-axis pixel size should ideally be below 0.1648 milli-arcsec ! The y-axis pixel size should ideally be below 0.1758 milli-arcsec ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0336385 Jy ! Component: 100 - total flux cleaned = 0.0537085 Jy ! Total flux subtracted in 100 components = 0.0537085 Jy ! Clean residual min=-0.009275 max=0.026627 Jy/beam ! Clean residual mean=0.000138 rms=0.003010 Jy/beam ! Combined flux in latest and established models = 0.469468 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 15 components and 0.469468 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.160565Jy sigma=0.001447 ! Fit after self-cal, rms=0.160568Jy sigma=0.001447 ! Inverting map ! Your choice of large map pixels excluded 11.7% of the data. ! The x-axis pixel size should ideally be below 0.1648 milli-arcsec ! The y-axis pixel size should ideally be below 0.1758 milli-arcsec ! Added new window around map position (0, -1.4). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.022934 Jy ! Component: 100 - total flux cleaned = 0.0348619 Jy ! Total flux subtracted in 100 components = 0.0348619 Jy ! Clean residual min=-0.009233 max=0.013372 Jy/beam ! Clean residual mean=0.000016 rms=0.002399 Jy/beam ! Combined flux in latest and established models = 0.50433 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 20 components and 0.50433 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.157047Jy sigma=0.001390 ! Fit after self-cal, rms=0.156590Jy sigma=0.001385 ! Inverting map ! Your choice of large map pixels excluded 11.7% of the data. ! The x-axis pixel size should ideally be below 0.1648 milli-arcsec ! The y-axis pixel size should ideally be below 0.1758 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 11.7% of the data. ! The x-axis pixel size should ideally be below 0.1648 milli-arcsec ! The y-axis pixel size should ideally be below 0.1758 milli-arcsec ! Estimated beam: bmin=0.8337 mas, bmaj=1.138 mas, bpa=9.978 degrees ! Estimated noise=449.081 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 = 0.0136126 Jy ! Component: 100 - total flux cleaned = 0.0189198 Jy ! Component: 150 - total flux cleaned = 0.0216112 Jy ! Component: 200 - total flux cleaned = 0.0229891 Jy ! Total flux subtracted in 200 components = 0.0229891 Jy ! Clean residual min=-0.007297 max=0.008117 Jy/beam ! Clean residual mean=-0.000558 rms=0.001794 Jy/beam ! Combined flux in latest and established models = 0.527319 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 32 components and 0.527319 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.155740Jy sigma=0.001372 ! Fit after self-cal, rms=0.155519Jy sigma=0.001369 ! Inverting map ! Your choice of large map pixels excluded 11.7% of the data. ! The x-axis pixel size should ideally be below 0.1648 milli-arcsec ! The y-axis pixel size should ideally be below 0.1758 milli-arcsec print "************** FINISHED NATURAL WEIGHTING CLEAN **************" ! ************** FINISHED NATURAL WEIGHTING CLEAN ************** ! gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 30 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 0.86 HH 1.02 HN 1.07 ! KB 0.94 KK 0.96 KP 1.00 LA 1.01 ! MK 0.96 NL 0.97 NY 1.01 OV 0.95 ! PT 0.99 SC 1.00 TS 1.02 ! ! A total of 213 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 1.00* HH 1.00* HN 1.00* ! KB 0.99 KK 0.95 KP 1.00* LA 1.00* ! MK 1.01 NL 1.00* NY 1.00* OV 1.00* ! PT 1.00* SC 1.00* TS 0.96 ! ! Telescope amplitude corrections in sub-array 3: ! BR 0.00* FD 0.00* HH 0.00* HN 0.00* ! KB 0.00* KK 0.00* KP 0.00* LA 0.00* ! MK 0.00* NL 0.00* NY 0.00* OV 0.00* ! PT 0.00* SC 0.00* TS 0.00* ! ! A total of 39 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 1.00* FD 0.77 HH 1.00* HN 1.00* ! KB 1.00* KK 1.00* KP 0.99 LA 0.98 ! MK 1.00* NL 1.00* NY 1.00* OV 1.00* ! PT 0.98 SC 1.00* TS 1.00* ! ! ! Correcting IF 2. ! A total of 30 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 1.00 HH 1.02 HN 1.10 ! KB 0.98 KK 1.00 KP 1.02 LA 0.98 ! MK 0.92 NL 1.00 NY 1.00 OV 0.98 ! PT 1.01 SC 1.02 TS 1.02 ! ! A total of 213 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 1.00* HH 1.00* HN 1.00* ! KB 0.98 KK 0.98 KP 1.00* LA 1.00* ! MK 0.97 NL 1.00* NY 1.00* OV 1.00* ! PT 1.00* SC 1.00* TS 0.96 ! ! Telescope amplitude corrections in sub-array 3: ! BR 0.00* FD 0.00* HH 0.00* HN 0.00* ! KB 0.00* KK 0.00* KP 0.00* LA 0.00* ! MK 0.00* NL 0.00* NY 0.00* OV 0.00* ! PT 0.00* SC 0.00* TS 0.00* ! ! A total of 39 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 1.00* FD 0.99 HH 1.00* HN 1.00* ! KB 1.00* KK 1.00* KP 0.87 LA 1.00 ! MK 1.00* NL 1.00* NY 1.00* OV 1.00* ! PT 0.91 SC 1.00* TS 1.00* ! ! ! Correcting IF 3. ! A total of 30 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 1.00 HH 1.01 HN 1.12 ! KB 0.96 KK 0.93 KP 1.02 LA 0.97 ! MK 0.99 NL 0.96 NY 1.06 OV 0.96 ! PT 1.05 SC 1.02 TS 1.00 ! ! A total of 213 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 1.00* HH 1.00* HN 1.00* ! KB 0.97 KK 0.97 KP 1.00* LA 1.00* ! MK 1.01 NL 1.00* NY 1.00* OV 1.00* ! PT 1.00* SC 1.00* TS 0.95 ! ! Telescope amplitude corrections in sub-array 3: ! BR 0.00* FD 0.00* HH 0.00* HN 0.00* ! KB 0.00* KK 0.00* KP 0.00* LA 0.00* ! MK 0.00* NL 0.00* NY 0.00* OV 0.00* ! PT 0.00* SC 0.00* TS 0.00* ! ! A total of 39 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 1.00* FD 0.94 HH 1.00* HN 1.00* ! KB 1.00* KK 1.00* KP 0.98 LA 0.96 ! MK 1.00* NL 1.00* NY 1.00* OV 1.00* ! PT 1.03 SC 1.00* TS 1.00* ! ! ! Correcting IF 4. ! A total of 30 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 1.02 HH 1.03 HN 1.10 ! KB 0.95 KK 0.95 KP 1.01 LA 1.03 ! MK 0.96 NL 0.98 NY 1.04 OV 1.01 ! PT 1.02 SC 1.00 TS 0.89 ! ! A total of 213 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 1.00* HH 1.00* HN 1.00* ! KB 0.99 KK 0.99 KP 1.00* LA 1.00* ! MK 1.06 NL 1.00* NY 1.00* OV 1.00* ! PT 1.00* SC 1.00* TS 0.86 ! ! Telescope amplitude corrections in sub-array 3: ! BR 0.00* FD 0.00* HH 0.00* HN 0.00* ! KB 0.00* KK 0.00* KP 0.00* LA 0.00* ! MK 0.00* NL 0.00* NY 0.00* OV 0.00* ! PT 0.00* SC 0.00* TS 0.00* ! ! A total of 39 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 1.00* FD 0.97 HH 1.00* HN 1.00* ! KB 1.00* KK 1.00* KP 0.95 LA 0.96 ! MK 1.00* NL 1.00* NY 1.00* OV 1.00* ! PT 0.98 SC 1.00* TS 1.00* ! ! ! Fit before self-cal, rms=0.155519Jy sigma=0.001369 ! Fit after self-cal, rms=0.156787Jy sigma=0.001335 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Your choice of large map pixels excluded 12% of the data. ! The x-axis pixel size should ideally be below 0.1648 milli-arcsec ! The y-axis pixel size should ideally be below 0.1758 milli-arcsec ! Estimated beam: bmin=0.8402 mas, bmaj=1.147 mas, bpa=10.31 degrees ! Estimated noise=456.828 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 = 0.000994047 Jy ! Component: 100 - total flux cleaned = 0.000905248 Jy ! Component: 150 - total flux cleaned = 0.000671583 Jy ! Component: 200 - total flux cleaned = 0.000473288 Jy ! Total flux subtracted in 200 components = 0.000473288 Jy ! Clean residual min=-0.004858 max=0.004583 Jy/beam ! Clean residual mean=-0.000384 rms=0.001256 Jy/beam ! Combined flux in latest and established models = 0.527792 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 36 components and 0.527792 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.156699Jy sigma=0.001333 ! Fit after self-cal, rms=0.156808Jy sigma=0.001333 ! Inverting map ! Your choice of large map pixels excluded 12% of the data. ! The x-axis pixel size should ideally be below 0.1648 milli-arcsec ! The y-axis pixel size should ideally be below 0.1758 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=0.156808Jy sigma=0.001333 ! Fit after self-cal, rms=0.156608Jy sigma=0.001318 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 12% of the data. ! The x-axis pixel size should ideally be below 0.1648 milli-arcsec ! The y-axis pixel size should ideally be below 0.1758 milli-arcsec ! Estimated beam: bmin=0.8389 mas, bmaj=1.145 mas, bpa=10.24 degrees ! Estimated noise=456.984 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00108136 Jy ! Component: 100 - total flux cleaned = 0.000853855 Jy ! Component: 150 - total flux cleaned = 0.000762013 Jy ! Component: 200 - total flux cleaned = 0.000723179 Jy ! Total flux subtracted in 200 components = 0.000723179 Jy ! Clean residual min=-0.003114 max=0.002689 Jy/beam ! Clean residual mean=-0.000247 rms=0.000811 Jy/beam ! Combined flux in latest and established models = 0.528515 Jy selfcal ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 41 components and 0.528515 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.156577Jy sigma=0.001318 ! Fit after self-cal, rms=0.156577Jy sigma=0.001317 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 12% of the data. ! The x-axis pixel size should ideally be below 0.1648 milli-arcsec ! The y-axis pixel size should ideally be below 0.1758 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 = 0.00060695 Jy ! Component: 100 - total flux cleaned = 0.00052784 Jy ! Component: 150 - total flux cleaned = 0.000459582 Jy ! Component: 200 - total flux cleaned = 0.000427938 Jy ! Total flux subtracted in 200 components = 0.000427938 Jy ! Clean residual min=-0.003167 max=0.002562 Jy/beam ! Clean residual mean=-0.000268 rms=0.000797 Jy/beam ! Combined flux in latest and established models = 0.528943 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 44 components and 0.528943 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.156560Jy sigma=0.001317 ! Fit after self-cal, rms=0.156557Jy sigma=0.001317 ! Inverting map ! Your choice of large map pixels excluded 12% of the data. ! The x-axis pixel size should ideally be below 0.1648 milli-arcsec ! The y-axis pixel size should ideally be below 0.1758 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=0.156557Jy sigma=0.001317 ! Fit after self-cal, rms=0.156534Jy sigma=0.001310 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 12% of the data. ! The x-axis pixel size should ideally be below 0.1648 milli-arcsec ! The y-axis pixel size should ideally be below 0.1758 milli-arcsec ! Estimated beam: bmin=0.8387 mas, bmaj=1.145 mas, bpa=10.66 degrees ! Estimated noise=456.875 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 4.73738e-05 Jy ! Component: 100 - total flux cleaned = -5.33529e-05 Jy ! Component: 150 - total flux cleaned = -5.47229e-05 Jy ! Component: 200 - total flux cleaned = -8.84078e-05 Jy ! Total flux subtracted in 200 components = -8.84078e-05 Jy ! Clean residual min=-0.002202 max=0.002246 Jy/beam ! Clean residual mean=0.000010 rms=0.000594 Jy/beam ! Combined flux in latest and established models = 0.528855 Jy selfcal ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 45 components and 0.528855 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.156520Jy sigma=0.001310 ! Fit after self-cal, rms=0.156520Jy sigma=0.001310 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 12% of the data. ! The x-axis pixel size should ideally be below 0.1648 milli-arcsec ! The y-axis pixel size should ideally be below 0.1758 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 = 0.000385402 Jy ! Component: 100 - total flux cleaned = 0.000324558 Jy ! Component: 150 - total flux cleaned = 0.000298583 Jy ! Component: 200 - total flux cleaned = 0.00029912 Jy ! Total flux subtracted in 200 components = 0.00029912 Jy ! Clean residual min=-0.002185 max=0.002092 Jy/beam ! Clean residual mean=-0.000005 rms=0.000586 Jy/beam ! Combined flux in latest and established models = 0.529154 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 45 components and 0.529154 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.156512Jy sigma=0.001310 ! Fit after self-cal, rms=0.156509Jy sigma=0.001310 ! Inverting map ! Your choice of large map pixels excluded 12% of the data. ! The x-axis pixel size should ideally be below 0.1648 milli-arcsec ! The y-axis pixel size should ideally be below 0.1758 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=0.156509Jy sigma=0.001310 ! Fit after self-cal, rms=0.156608Jy sigma=0.001310 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 12% of the data. ! The x-axis pixel size should ideally be below 0.1648 milli-arcsec ! The y-axis pixel size should ideally be below 0.1758 milli-arcsec ! Estimated beam: bmin=2.774 mas, bmaj=3.374 mas, bpa=-73.34 degrees ! Estimated noise=558.31 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000149773 Jy ! Component: 100 - total flux cleaned = 0.000146627 Jy ! Component: 150 - total flux cleaned = 0.000144794 Jy ! Component: 200 - total flux cleaned = 0.000143573 Jy ! Total flux subtracted in 200 components = 0.000143573 Jy ! Clean residual min=-0.002188 max=0.002141 Jy/beam ! Clean residual mean=-0.000005 rms=0.000672 Jy/beam ! Combined flux in latest and established models = 0.529298 Jy selfcal ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 47 components and 0.529297 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.156612Jy sigma=0.001310 ! Fit after self-cal, rms=0.156615Jy sigma=0.001310 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 12% of the data. ! The x-axis pixel size should ideally be below 0.1648 milli-arcsec ! The y-axis pixel size should ideally be below 0.1758 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 = 0.000167139 Jy ! Component: 100 - total flux cleaned = 0.000169921 Jy ! Component: 150 - total flux cleaned = 0.000171183 Jy ! Component: 200 - total flux cleaned = 0.000171912 Jy ! Total flux subtracted in 200 components = 0.000171912 Jy ! Clean residual min=-0.002239 max=0.002029 Jy/beam ! Clean residual mean=-0.000022 rms=0.000669 Jy/beam ! Combined flux in latest and established models = 0.529469 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 49 components and 0.529469 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.156623Jy sigma=0.001310 ! Fit after self-cal, rms=0.156625Jy sigma=0.001310 ! Inverting map ! Your choice of large map pixels excluded 12% of the data. ! The x-axis pixel size should ideally be below 0.1648 milli-arcsec ! The y-axis pixel size should ideally be below 0.1758 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 12% of the data. ! The x-axis pixel size should ideally be below 0.1648 milli-arcsec ! The y-axis pixel size should ideally be below 0.1758 milli-arcsec ! Estimated beam: bmin=0.839 mas, bmaj=1.146 mas, bpa=10.91 degrees ! Estimated noise=456.977 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.839 x 1.146 at 10.91 degrees (North through East) ! Clean map min=-0.0022688 max=0.44256 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 12% of the data. ! The x-axis pixel size should ideally be below 0.1648 milli-arcsec ! The y-axis pixel size should ideally be below 0.1758 milli-arcsec ! Estimated beam: bmin=0.5576 mas, bmaj=0.8976 mas, bpa=15.25 degrees ! Estimated noise=913.688 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.333736 Jy ! Component: 100 - total flux cleaned = 0.413782 Jy ! Component: 150 - total flux cleaned = 0.452223 Jy ! Component: 200 - total flux cleaned = 0.47532 Jy ! Total flux subtracted in 200 components = 0.47532 Jy ! Clean residual min=-0.005290 max=0.012010 Jy/beam ! Clean residual mean=0.000167 rms=0.001745 Jy/beam ! Combined flux in latest and established models = 0.47532 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 0.47532 Jy ! Inverting map and beam ! Your choice of large map pixels excluded 12% of the data. ! The x-axis pixel size should ideally be below 0.1648 milli-arcsec ! The y-axis pixel size should ideally be below 0.1758 milli-arcsec ! Estimated beam: bmin=0.839 mas, bmaj=1.146 mas, bpa=10.91 degrees ! Estimated noise=456.977 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 = 0.0278071 Jy ! Component: 100 - total flux cleaned = 0.0410692 Jy ! Component: 150 - total flux cleaned = 0.0476295 Jy ! Component: 200 - total flux cleaned = 0.050925 Jy ! Total flux subtracted in 200 components = 0.050925 Jy ! Clean residual min=-0.002120 max=0.002630 Jy/beam ! Clean residual mean=0.000139 rms=0.000609 Jy/beam ! Combined flux in latest and established models = 0.526245 Jy ! Adding 26 model components to the UV plane model. ! The established model now contains 32 components and 0.526245 Jy ! Inverting map ! Your choice of large map pixels excluded 12% of the data. ! The x-axis pixel size should ideally be below 0.1648 milli-arcsec ! The y-axis pixel size should ideally be below 0.1758 milli-arcsec ! Added new window around map position (0.2, -2.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00244742 Jy ! Component: 100 - total flux cleaned = 0.00291095 Jy ! Component: 150 - total flux cleaned = 0.00305237 Jy ! Component: 200 - total flux cleaned = 0.00313364 Jy ! Total flux subtracted in 200 components = 0.00313364 Jy ! Clean residual min=-0.002082 max=0.001912 Jy/beam ! Clean residual mean=-0.000007 rms=0.000565 Jy/beam ! Combined flux in latest and established models = 0.529379 Jy ! Adding 13 model components to the UV plane model. ! The established model now contains 44 components and 0.529379 Jy ! Inverting map ! Your choice of large map pixels excluded 12% of the data. ! The x-axis pixel size should ideally be below 0.1648 milli-arcsec ! The y-axis pixel size should ideally be below 0.1758 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 12% of the data. ! The x-axis pixel size should ideally be below 0.1648 milli-arcsec ! The y-axis pixel size should ideally be below 0.1758 milli-arcsec ! Estimated beam: bmin=2.774 mas, bmaj=3.374 mas, bpa=-73.34 degrees ! Estimated noise=558.31 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -5.35533e-05 Jy ! Component: 100 - total flux cleaned = -0.000111879 Jy ! Component: 150 - total flux cleaned = -0.000138993 Jy ! Component: 200 - total flux cleaned = -0.000165091 Jy ! Total flux subtracted in 200 components = -0.000165091 Jy ! Clean residual min=-0.002232 max=0.002060 Jy/beam ! Clean residual mean=0.000004 rms=0.000666 Jy/beam ! Combined flux in latest and established models = 0.529214 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 = -2.53303e-05 Jy ! Component: 100 - total flux cleaned = -6.07947e-05 Jy ! Component: 150 - total flux cleaned = -8.31374e-05 Jy ! Component: 200 - total flux cleaned = -0.000104174 Jy ! Total flux subtracted in 200 components = -0.000104174 Jy ! Clean residual min=-0.002217 max=0.002071 Jy/beam ! Clean residual mean=0.000014 rms=0.000663 Jy/beam ! Combined flux in latest and established models = 0.529109 Jy ! Adding 15 model components to the UV plane model. ! The established model now contains 55 components and 0.529109 Jy ! Inverting map ! Your choice of large map pixels excluded 12% of the data. ! The x-axis pixel size should ideally be below 0.1648 milli-arcsec ! The y-axis pixel size should ideally be below 0.1758 milli-arcsec uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Your choice of large map pixels excluded 12% of the data. ! The x-axis pixel size should ideally be below 0.1648 milli-arcsec ! The y-axis pixel size should ideally be below 0.1758 milli-arcsec ! Estimated beam: bmin=0.839 mas, bmaj=1.146 mas, bpa=10.91 degrees ! Estimated noise=456.977 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000176246 Jy ! Component: 100 - total flux cleaned = 0.000145552 Jy ! Component: 150 - total flux cleaned = 0.000144761 Jy ! Component: 200 - total flux cleaned = 0.000143606 Jy ! Total flux subtracted in 200 components = 0.000143606 Jy ! Clean residual min=-0.002053 max=0.001872 Jy/beam ! Clean residual mean=-0.000001 rms=0.000559 Jy/beam ! Combined flux in latest and established models = 0.529253 Jy selfcal ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 61 components and 0.529253 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.156724Jy sigma=0.001310 ! Fit after self-cal, rms=0.156629Jy sigma=0.001309 wmodel J1147+2635_X_2010_10_13_pus_map.mod ! Writing 61 model components to file: J1147+2635_X_2010_10_13_pus_map.mod wobs J1147+2635_X_2010_10_13_pus_uvs.fits ! Writing UV FITS file: J1147+2635_X_2010_10_13_pus_uvs.fits wwins J1147+2635_X_2010_10_13_pus_map.win ! wwins: Wrote 3 windows to J1147+2635_X_2010_10_13_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 12% of the data. ! The x-axis pixel size should ideally be below 0.1648 milli-arcsec ! The y-axis pixel size should ideally be below 0.1758 milli-arcsec ! clean: niter=1024 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = -0.000342855 Jy ! Component: 100 - total flux cleaned = -0.00044509 Jy ! Component: 150 - total flux cleaned = -0.000603844 Jy ! Component: 200 - total flux cleaned = -0.000756454 Jy ! Component: 250 - total flux cleaned = -0.000845086 Jy ! Component: 300 - total flux cleaned = -0.000873736 Jy ! Component: 350 - total flux cleaned = -0.000873562 Jy ! Component: 400 - total flux cleaned = -0.000873414 Jy ! Component: 450 - total flux cleaned = -0.00082 Jy ! Component: 500 - total flux cleaned = -0.000820081 Jy ! Component: 550 - total flux cleaned = -0.000742629 Jy ! Component: 600 - total flux cleaned = -0.000666696 Jy ! Component: 650 - total flux cleaned = -0.000592041 Jy ! Component: 700 - total flux cleaned = -0.000567554 Jy ! Component: 750 - total flux cleaned = -0.000519205 Jy ! Component: 800 - total flux cleaned = -0.00049533 Jy ! Component: 850 - total flux cleaned = -0.000448032 Jy ! Component: 900 - total flux cleaned = -0.000447972 Jy ! Component: 950 - total flux cleaned = -0.000424977 Jy ! Component: 1000 - total flux cleaned = -0.000424923 Jy ! Total flux subtracted in 1024 components = -0.000402336 Jy ! Clean residual min=-0.001382 max=0.001469 Jy/beam ! Clean residual mean=0.000044 rms=0.000441 Jy/beam ! Combined flux in latest and established models = 0.528851 Jy keep ! Adding 68 model components to the UV plane model. ! The established model now contains 129 components and 0.528851 Jy ![Exited script file: muppet] wmap "J1147+2635_X_2010_10_13_pus\_map.fits" ! Inverting map ! Your choice of large map pixels excluded 12% of the data. ! The x-axis pixel size should ideally be below 0.1648 milli-arcsec ! The y-axis pixel size should ideally be below 0.1758 milli-arcsec ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.839 x 1.146 at 10.91 degrees (North through East) ! Clean map min=-0.0016355 max=0.444 Jy/beam ! Writing clean map to FITS file: J1147+2635_X_2010_10_13_pus_map.fits float peak_flux peak_flux = peak(flux,max) print "The peak flux is",peak_flux ! The peak flux is 0.444004 invert ! Inverting map ! Your choice of large map pixels excluded 12% of the data. ! The x-axis pixel size should ideally be below 0.1648 milli-arcsec ! The y-axis pixel size should ideally be below 0.1758 milli-arcsec float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000440393 device "J1147+2635_X_2010_10_13_pus\_map.eps/VPS" ! Attempting to open device: 'J1147+2635_X_2010_10_13_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.29756 0.29756 0.59512 1.19024 2.38048 4.76096 9.52192 19.0438 38.0877 76.1754 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0013 print "peak=",int(1000*peak_flux)/1000 ! peak= 0.444 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.839 x 1.146 at 10.91 degrees (North through East) ! Clean map min=-0.0016355 max=0.444 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J1147+2635_X_2010_10_13_pus\_map.gif/vgif" ! Attempting to open device: 'J1147+2635_X_2010_10_13_pus_map.gif/vgif' mapplot cln