! Started logfile: J0403+2600_X_2009_04_21_pus_uvs.log on Sun Jan 23 16:33:31 2011 obs J0403+2600_X_2009_04_21_pus_uva.fits ! Reading UV FITS file: J0403+2600_X_2009_04_21_pus_uva.fits ! AN table 1: 10 integrations on 120 of 120 possible baselines. ! AN table 2: 26 integrations on 120 of 120 possible baselines. ! AN table 3: 109 integrations on 120 of 120 possible baselines. ! Apparent sampling: 0.178506 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J0403+2600 ! ! 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 3297 lines of history. ! ! Reading 12424 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 ![@muppet J0403+2600_X_2009_04_21_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 = 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 121 telescope corrections were flagged in sub-array 1. ! A total of 221 telescope corrections were flagged in sub-array 2. ! A total of 1142 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 2. ! A total of 121 telescope corrections were flagged in sub-array 1. ! A total of 221 telescope corrections were flagged in sub-array 2. ! A total of 1142 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 3. ! A total of 121 telescope corrections were flagged in sub-array 1. ! A total of 221 telescope corrections were flagged in sub-array 2. ! A total of 1142 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 4. ! A total of 121 telescope corrections were flagged in sub-array 1. ! A total of 221 telescope corrections were flagged in sub-array 2. ! A total of 1142 telescope corrections were flagged in sub-array 3. ! ! Fit before self-cal, rms=1.308929Jy sigma=0.013515 ! Fit after self-cal, rms=0.766685Jy sigma=0.008195 ! 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 3.3% of the data. ! The x-axis pixel size should ideally be below 0.1564 milli-arcsec ! Estimated beam: bmin=0.5413 mas, bmaj=1.064 mas, bpa=-3.745 degrees ! Estimated noise=909.336 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 = 1.03946 Jy ! Component: 100 - total flux cleaned = 1.41023 Jy ! Total flux subtracted in 100 components = 1.41023 Jy ! Clean residual min=-0.046303 max=0.167180 Jy/beam ! Clean residual mean=-0.000041 rms=0.013725 Jy/beam ! Combined flux in latest and established models = 1.41023 Jy ! Performing phase self-cal ! Adding 5 model components to the UV plane model. ! The established model now contains 5 components and 1.41023 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.515572Jy sigma=0.005437 ! Fit after self-cal, rms=0.509036Jy sigma=0.005375 ! Inverting map ! Your choice of large map pixels excluded 3.3% of the data. ! The x-axis pixel size should ideally be below 0.1564 milli-arcsec ! Added new window around map position (-0.6, 0.2). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.204135 Jy ! Component: 100 - total flux cleaned = 0.316151 Jy ! Total flux subtracted in 100 components = 0.316151 Jy ! Clean residual min=-0.035221 max=0.071545 Jy/beam ! Clean residual mean=-0.000011 rms=0.009323 Jy/beam ! Combined flux in latest and established models = 1.72638 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 12 components and 1.72638 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.369351Jy sigma=0.003778 ! Fit after self-cal, rms=0.363348Jy sigma=0.003724 ! Inverting map ! Your choice of large map pixels excluded 3.3% of the data. ! The x-axis pixel size should ideally be below 0.1564 milli-arcsec ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0852649 Jy ! Component: 100 - total flux cleaned = 0.136821 Jy ! Total flux subtracted in 100 components = 0.136821 Jy ! Clean residual min=-0.031432 max=0.046598 Jy/beam ! Clean residual mean=0.000002 rms=0.007966 Jy/beam ! Combined flux in latest and established models = 1.8632 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 25 components and 1.8632 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.326420Jy sigma=0.003289 ! Fit after self-cal, rms=0.324713Jy sigma=0.003273 ! Inverting map ! Your choice of large map pixels excluded 3.3% of the data. ! The x-axis pixel size should ideally be below 0.1564 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 3.3% of the data. ! The x-axis pixel size should ideally be below 0.1564 milli-arcsec ! Estimated beam: bmin=0.6868 mas, bmaj=1.267 mas, bpa=-3.3 degrees ! Estimated noise=660.068 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 = 0.0839682 Jy ! Component: 100 - total flux cleaned = 0.136188 Jy ! Component: 150 - total flux cleaned = 0.171109 Jy ! Component: 200 - total flux cleaned = 0.194639 Jy ! Total flux subtracted in 200 components = 0.194639 Jy ! Clean residual min=-0.036219 max=0.050397 Jy/beam ! Clean residual mean=-0.000030 rms=0.010075 Jy/beam ! Combined flux in latest and established models = 2.05784 Jy ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 39 components and 2.05784 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.301929Jy sigma=0.002998 ! Fit after self-cal, rms=0.301126Jy sigma=0.002990 ! Inverting map ! Your choice of large map pixels excluded 3.3% of the data. ! The x-axis pixel size should ideally be below 0.1564 milli-arcsec print "************** FINISHED NATURAL WEIGHTING CLEAN **************" ! ************** FINISHED NATURAL WEIGHTING CLEAN ************** ! gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 1.00* HN 1.00* KB 1.00* ! KK 1.00* KP 1.00* LA 1.00* MK 1.00* ! NL 1.00* NY 1.02 OV 1.00* PT 1.00* ! SC 1.00* TS 0.79 WZ 1.08 ZC 1.32 ! ! A total of 3 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.93 FD 0.82 HN 1.23 KB 1.00* ! KK 1.06 KP 0.90 LA 1.06 MK 0.93 ! NL 0.98 NY 0.95 OV 1.04 PT 1.00 ! SC 0.99 TS 0.92 WZ 1.02 ZC 1.42 ! ! A total of 78 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.94 FD 0.82 HN 1.19 KB 1.00* ! KK 1.00* KP 0.90 LA 1.04 MK 0.95 ! NL 0.98 NY 0.95 OV 0.98 PT 0.99 ! SC 0.96 TS 1.07 WZ 1.09 ZC 1.22 ! ! ! Correcting IF 2. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 1.00* HN 1.00* KB 1.00* ! KK 1.00* KP 1.00* LA 1.00* MK 1.00* ! NL 1.00* NY 1.02 OV 1.00* PT 1.00* ! SC 1.00* TS 0.83 WZ 1.11 ZC 1.26 ! ! A total of 3 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.94 FD 0.83 HN 1.26 KB 1.00* ! KK 1.02 KP 0.86 LA 1.04 MK 0.93 ! NL 0.97 NY 1.01 OV 1.02 PT 1.04 ! SC 1.00 TS 0.92 WZ 1.04 ZC 1.33 ! ! A total of 78 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.95 FD 0.83 HN 1.19 KB 1.00* ! KK 1.00* KP 0.86 LA 1.02 MK 0.95 ! NL 0.97 NY 0.99 OV 0.97 PT 1.04 ! SC 0.98 TS 1.03 WZ 1.13 ZC 1.13 ! ! ! Correcting IF 3. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 1.00* HN 1.00* KB 1.00* ! KK 1.00* KP 1.00* LA 1.00* MK 1.00* ! NL 1.00* NY 1.04 OV 1.00* PT 1.00* ! SC 1.00* TS 0.81 WZ 1.08 ZC 1.14 ! ! A total of 3 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.97 FD 0.84 HN 1.27 KB 1.00* ! KK 1.05 KP 0.79 LA 1.07 MK 0.98 ! NL 1.01 NY 1.04 OV 1.05 PT 1.06 ! SC 1.04 TS 0.92 WZ 0.99 ZC 1.25 ! ! A total of 78 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.98 FD 0.84 HN 1.22 KB 1.00* ! KK 1.00* KP 0.79 LA 1.06 MK 0.98 ! NL 1.01 NY 1.02 OV 1.00 PT 1.06 ! SC 1.03 TS 1.11 WZ 1.12 ZC 1.00 ! ! ! Correcting IF 4. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 1.00* HN 1.00* KB 1.00* ! KK 1.00* KP 1.00* LA 1.00* MK 1.00* ! NL 1.00* NY 1.00 OV 1.00* PT 1.00* ! SC 1.00* TS 0.80 WZ 1.09 ZC 1.17 ! ! A total of 3 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.95 FD 0.86 HN 1.30 KB 1.00* ! KK 1.05 KP 0.84 LA 1.05 MK 0.99 ! NL 1.00 NY 1.03 OV 1.06 PT 1.05 ! SC 1.05 TS 0.91 WZ 1.05 ZC 1.21 ! ! A total of 78 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.97 FD 0.85 HN 1.23 KB 1.00* ! KK 1.00* KP 0.84 LA 1.04 MK 0.98 ! NL 1.01 NY 1.00 OV 1.01 PT 1.04 ! SC 1.02 TS 1.14 WZ 1.18 ZC 1.02 ! ! ! Fit before self-cal, rms=0.301126Jy sigma=0.002990 ! Fit after self-cal, rms=0.191055Jy sigma=0.001730 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Your choice of large map pixels excluded 3.39% of the data. ! The x-axis pixel size should ideally be below 0.1564 milli-arcsec ! Estimated beam: bmin=0.6919 mas, bmaj=1.263 mas, bpa=-3.028 degrees ! Estimated noise=664.761 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 (3.8, 4.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00123877 Jy ! Component: 100 - total flux cleaned = 0.00340226 Jy ! Component: 150 - total flux cleaned = 0.00279439 Jy ! Component: 200 - total flux cleaned = 0.00376571 Jy ! Total flux subtracted in 200 components = 0.00376571 Jy ! Clean residual min=-0.012959 max=0.011670 Jy/beam ! Clean residual mean=-0.000129 rms=0.002576 Jy/beam ! Combined flux in latest and established models = 2.06161 Jy ! Performing phase self-cal ! Adding 36 model components to the UV plane model. ! The established model now contains 68 components and 2.06161 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.185679Jy sigma=0.001680 ! Fit after self-cal, rms=0.185518Jy sigma=0.001677 ! Inverting map ! Your choice of large map pixels excluded 3.39% of the data. ! The x-axis pixel size should ideally be below 0.1564 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=0.185518Jy sigma=0.001677 ! Fit after self-cal, rms=0.181884Jy sigma=0.001641 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 3.39% of the data. ! The x-axis pixel size should ideally be below 0.1564 milli-arcsec ! Estimated beam: bmin=0.6927 mas, bmaj=1.265 mas, bpa=-3.071 degrees ! Estimated noise=661.743 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.0133863 Jy ! Component: 100 - total flux cleaned = -0.0139386 Jy ! Component: 150 - total flux cleaned = -0.0136031 Jy ! Component: 200 - total flux cleaned = -0.0132849 Jy ! Total flux subtracted in 200 components = -0.0132849 Jy ! Clean residual min=-0.009374 max=0.009600 Jy/beam ! Clean residual mean=-0.000066 rms=0.001971 Jy/beam ! Combined flux in latest and established models = 2.04832 Jy selfcal ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 77 components and 2.04832 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.179369Jy sigma=0.001619 ! Fit after self-cal, rms=0.179332Jy sigma=0.001619 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 3.39% of the data. ! The x-axis pixel size should ideally be below 0.1564 milli-arcsec repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! Added new window around map position (1.8, 1.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00714846 Jy ! Component: 100 - total flux cleaned = 0.00969333 Jy ! Component: 150 - total flux cleaned = 0.0105401 Jy ! Component: 200 - total flux cleaned = 0.0115899 Jy ! Total flux subtracted in 200 components = 0.0115899 Jy ! Clean residual min=-0.008353 max=0.008957 Jy/beam ! Clean residual mean=-0.000064 rms=0.001831 Jy/beam ! Combined flux in latest and established models = 2.05991 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 88 components and 2.05991 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.178097Jy sigma=0.001608 ! Fit after self-cal, rms=0.178058Jy sigma=0.001607 ! Inverting map ! Your choice of large map pixels excluded 3.39% of the data. ! The x-axis pixel size should ideally be below 0.1564 milli-arcsec ! Added new window around map position (5, 7.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00798642 Jy ! Component: 100 - total flux cleaned = 0.0115796 Jy ! Component: 150 - total flux cleaned = 0.013833 Jy ! Component: 200 - total flux cleaned = 0.0154462 Jy ! Total flux subtracted in 200 components = 0.0154462 Jy ! Clean residual min=-0.007802 max=0.007675 Jy/beam ! Clean residual mean=-0.000068 rms=0.001689 Jy/beam ! Combined flux in latest and established models = 2.07536 Jy ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 100 components and 2.07536 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.177133Jy sigma=0.001597 ! Fit after self-cal, rms=0.177095Jy sigma=0.001597 ! Inverting map ! Your choice of large map pixels excluded 3.39% of the data. ! The x-axis pixel size should ideally be below 0.1564 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=0.177095Jy sigma=0.001597 ! Fit after self-cal, rms=0.175064Jy sigma=0.001578 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 3.39% of the data. ! The x-axis pixel size should ideally be below 0.1564 milli-arcsec ! Estimated beam: bmin=0.6933 mas, bmaj=1.266 mas, bpa=-3.089 degrees ! Estimated noise=660.436 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00766077 Jy ! Component: 100 - total flux cleaned = -0.00746988 Jy ! Component: 150 - total flux cleaned = -0.00663307 Jy ! Component: 200 - total flux cleaned = -0.00566129 Jy ! Total flux subtracted in 200 components = -0.00566129 Jy ! Clean residual min=-0.007098 max=0.006411 Jy/beam ! Clean residual mean=-0.000004 rms=0.001441 Jy/beam ! Combined flux in latest and established models = 2.0697 Jy selfcal ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 105 components and 2.06969 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.174227Jy sigma=0.001571 ! Fit after self-cal, rms=0.174192Jy sigma=0.001570 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 3.39% of the data. ! The x-axis pixel size should ideally be below 0.1564 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 = 9.46153e-05 Jy ! Component: 100 - total flux cleaned = 0.00138721 Jy ! Component: 150 - total flux cleaned = 0.00241847 Jy ! Component: 200 - total flux cleaned = 0.00322932 Jy ! Total flux subtracted in 200 components = 0.00322932 Jy ! Clean residual min=-0.006844 max=0.006009 Jy/beam ! Clean residual mean=-0.000004 rms=0.001397 Jy/beam ! Combined flux in latest and established models = 2.07292 Jy ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 109 components and 2.07292 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.173731Jy sigma=0.001566 ! Fit after self-cal, rms=0.173711Jy sigma=0.001566 ! Inverting map ! Your choice of large map pixels excluded 3.39% of the data. ! The x-axis pixel size should ideally be below 0.1564 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=0.173711Jy sigma=0.001566 ! Fit after self-cal, rms=0.173366Jy sigma=0.001564 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 3.39% of the data. ! The x-axis pixel size should ideally be below 0.1564 milli-arcsec ! Estimated beam: bmin=2.198 mas, bmaj=2.641 mas, bpa=6.082 degrees ! Estimated noise=891.753 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00115208 Jy ! Component: 100 - total flux cleaned = 0.000617452 Jy ! Component: 150 - total flux cleaned = 0.00185141 Jy ! Component: 200 - total flux cleaned = 0.00305562 Jy ! Total flux subtracted in 200 components = 0.00305562 Jy ! Clean residual min=-0.007177 max=0.006023 Jy/beam ! Clean residual mean=-0.000016 rms=0.001866 Jy/beam ! Combined flux in latest and established models = 2.07598 Jy selfcal ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 124 components and 2.07598 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.173114Jy sigma=0.001561 ! Fit after self-cal, rms=0.173093Jy sigma=0.001561 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 3.39% of the data. ! The x-axis pixel size should ideally be below 0.1564 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 = 0.00148501 Jy ! Component: 100 - total flux cleaned = 0.00276015 Jy ! Component: 150 - total flux cleaned = 0.0035793 Jy ! Component: 200 - total flux cleaned = 0.00375991 Jy ! Total flux subtracted in 200 components = 0.00375991 Jy ! Clean residual min=-0.007059 max=0.005966 Jy/beam ! Clean residual mean=-0.000016 rms=0.001821 Jy/beam ! Combined flux in latest and established models = 2.07974 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 129 components and 2.07974 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.173096Jy sigma=0.001561 ! Fit after self-cal, rms=0.173095Jy sigma=0.001560 ! Inverting map ! Your choice of large map pixels excluded 3.39% of the data. ! The x-axis pixel size should ideally be below 0.1564 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 3.39% of the data. ! The x-axis pixel size should ideally be below 0.1564 milli-arcsec ! Estimated beam: bmin=0.6941 mas, bmaj=1.267 mas, bpa=-3.103 degrees ! Estimated noise=659.543 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.6941 x 1.267 at -3.103 degrees (North through East) ! Clean map min=-0.004918 max=1.4372 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=0.173095Jy sigma=0.001560 ! Fit after self-cal, rms=0.225123Jy sigma=0.001386 ! Inverting map and beam ! Your choice of large map pixels excluded 3.39% of the data. ! The x-axis pixel size should ideally be below 0.1564 milli-arcsec ! Estimated beam: bmin=0.6948 mas, bmaj=1.27 mas, bpa=-3.162 degrees ! Estimated noise=658.952 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00569991 Jy ! Component: 100 - total flux cleaned = -0.00665925 Jy ! Component: 150 - total flux cleaned = -0.00721772 Jy ! Component: 200 - total flux cleaned = -0.00773146 Jy ! Total flux subtracted in 200 components = -0.00773146 Jy ! Clean residual min=-0.005038 max=0.005030 Jy/beam ! Clean residual mean=0.000005 rms=0.001151 Jy/beam ! Combined flux in latest and established models = 2.07201 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 133 components and 2.07201 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.224729Jy sigma=0.001381 ! Fit after self-cal, rms=0.224727Jy sigma=0.001381 ! Inverting map ! Your choice of large map pixels excluded 3.39% of the data. ! The x-axis pixel size should ideally be below 0.1564 milli-arcsec ! Added new window around map position (-6, 12.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000717196 Jy ! Component: 100 - total flux cleaned = 0.000101867 Jy ! Component: 150 - total flux cleaned = -2.85528e-05 Jy ! Component: 200 - total flux cleaned = -0.000272997 Jy ! Total flux subtracted in 200 components = -0.000272997 Jy ! Clean residual min=-0.004703 max=0.004549 Jy/beam ! Clean residual mean=0.000005 rms=0.001113 Jy/beam ! Combined flux in latest and established models = 2.07173 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 141 components and 2.07173 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.224469Jy sigma=0.001378 ! Fit after self-cal, rms=0.224431Jy sigma=0.001378 ! Inverting map ! Your choice of large map pixels excluded 3.39% of the data. ! The x-axis pixel size should ideally be below 0.1564 milli-arcsec ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.224431Jy sigma=0.001378 ! Fit after self-cal, rms=0.217877Jy sigma=0.001377 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 3.39% of the data. ! The x-axis pixel size should ideally be below 0.1564 milli-arcsec ! Estimated beam: bmin=0.5451 mas, bmaj=1.058 mas, bpa=-3.626 degrees ! Estimated noise=936.758 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 1.04547 Jy ! Component: 100 - total flux cleaned = 1.44034 Jy ! Component: 150 - total flux cleaned = 1.6438 Jy ! Component: 200 - total flux cleaned = 1.75148 Jy ! Total flux subtracted in 200 components = 1.75148 Jy ! Clean residual min=-0.012246 max=0.053571 Jy/beam ! Clean residual mean=-0.000026 rms=0.004002 Jy/beam ! Combined flux in latest and established models = 1.75148 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 1.75148 Jy ! Inverting map and beam ! Your choice of large map pixels excluded 3.39% of the data. ! The x-axis pixel size should ideally be below 0.1564 milli-arcsec ! Estimated beam: bmin=0.6955 mas, bmaj=1.27 mas, bpa=-3.163 degrees ! Estimated noise=658.352 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 = 0.0946177 Jy ! Component: 100 - total flux cleaned = 0.14145 Jy ! Component: 150 - total flux cleaned = 0.17029 Jy ! Component: 200 - total flux cleaned = 0.19102 Jy ! Total flux subtracted in 200 components = 0.19102 Jy ! Clean residual min=-0.007466 max=0.013821 Jy/beam ! Clean residual mean=-0.000027 rms=0.002508 Jy/beam ! Combined flux in latest and established models = 1.9425 Jy ! Adding 50 model components to the UV plane model. ! The established model now contains 52 components and 1.9425 Jy ! Inverting map ! Your choice of large map pixels excluded 3.39% of the data. ! The x-axis pixel size should ideally be below 0.1564 milli-arcsec ! Added new window around map position (2.6, 3.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0165316 Jy ! Component: 100 - total flux cleaned = 0.0297643 Jy ! Component: 150 - total flux cleaned = 0.0408968 Jy ! Component: 200 - total flux cleaned = 0.0504249 Jy ! Total flux subtracted in 200 components = 0.0504249 Jy ! Clean residual min=-0.005649 max=0.006837 Jy/beam ! Clean residual mean=-0.000007 rms=0.001642 Jy/beam ! Combined flux in latest and established models = 1.99292 Jy ! Adding 59 model components to the UV plane model. ! The established model now contains 97 components and 1.99292 Jy ! Inverting map ! Your choice of large map pixels excluded 3.39% of the data. ! The x-axis pixel size should ideally be below 0.1564 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 3.39% of the data. ! The x-axis pixel size should ideally be below 0.1564 milli-arcsec ! Estimated beam: bmin=2.2 mas, bmaj=2.644 mas, bpa=5.923 degrees ! Estimated noise=887.284 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0172373 Jy ! Component: 100 - total flux cleaned = 0.029387 Jy ! Component: 150 - total flux cleaned = 0.038479 Jy ! Component: 200 - total flux cleaned = 0.0454387 Jy ! Total flux subtracted in 200 components = 0.0454387 Jy ! Clean residual min=-0.005006 max=0.004705 Jy/beam ! Clean residual mean=0.000004 rms=0.001736 Jy/beam ! Combined flux in latest and established models = 2.03836 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 = 0.00541554 Jy ! Component: 100 - total flux cleaned = 0.00967031 Jy ! Component: 150 - total flux cleaned = 0.0129302 Jy ! Component: 200 - total flux cleaned = 0.0146377 Jy ! Total flux subtracted in 200 components = 0.0146377 Jy ! Clean residual min=-0.004649 max=0.004379 Jy/beam ! Clean residual mean=0.000009 rms=0.001386 Jy/beam ! Combined flux in latest and established models = 2.053 Jy ! Adding 122 model components to the UV plane model. ! The established model now contains 204 components and 2.053 Jy ! Inverting map ! Your choice of large map pixels excluded 3.39% of the data. ! The x-axis pixel size should ideally be below 0.1564 milli-arcsec uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Your choice of large map pixels excluded 3.39% of the data. ! The x-axis pixel size should ideally be below 0.1564 milli-arcsec ! Estimated beam: bmin=0.6955 mas, bmaj=1.27 mas, bpa=-3.163 degrees ! Estimated noise=658.352 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000438593 Jy ! Component: 100 - total flux cleaned = 0.000929851 Jy ! Component: 150 - total flux cleaned = 0.00165467 Jy ! Component: 200 - total flux cleaned = 0.00245393 Jy ! Total flux subtracted in 200 components = 0.00245393 Jy ! Clean residual min=-0.004763 max=0.003927 Jy/beam ! Clean residual mean=0.000005 rms=0.001057 Jy/beam ! Combined flux in latest and established models = 2.05545 Jy selfcal ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 212 components and 2.05545 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.217787Jy sigma=0.001374 ! Fit after self-cal, rms=0.217589Jy sigma=0.001372 wmodel J0403+2600_X_2009_04_21_pus_map.mod ! Writing 212 model components to file: J0403+2600_X_2009_04_21_pus_map.mod wobs J0403+2600_X_2009_04_21_pus_uvs.fits ! Writing UV FITS file: J0403+2600_X_2009_04_21_pus_uvs.fits wwins J0403+2600_X_2009_04_21_pus_map.win ! wwins: Wrote 7 windows to J0403+2600_X_2009_04_21_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 3.39% of the data. ! The x-axis pixel size should ideally be below 0.1564 milli-arcsec ! clean: niter=2048 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = -0.0016628 Jy ! Component: 100 - total flux cleaned = -0.00211028 Jy ! Component: 150 - total flux cleaned = -0.00268202 Jy ! Component: 200 - total flux cleaned = -0.00316352 Jy ! Component: 250 - total flux cleaned = -0.00322868 Jy ! Component: 300 - total flux cleaned = -0.00329349 Jy ! Component: 350 - total flux cleaned = -0.00335756 Jy ! Component: 400 - total flux cleaned = -0.00341856 Jy ! Component: 450 - total flux cleaned = -0.00323574 Jy ! Component: 500 - total flux cleaned = -0.00317643 Jy ! Component: 550 - total flux cleaned = -0.00329399 Jy ! Component: 600 - total flux cleaned = -0.0034095 Jy ! Component: 650 - total flux cleaned = -0.00352321 Jy ! Component: 700 - total flux cleaned = -0.00380494 Jy ! Component: 750 - total flux cleaned = -0.00402731 Jy ! Component: 800 - total flux cleaned = -0.00419222 Jy ! Component: 850 - total flux cleaned = -0.00424667 Jy ! Component: 900 - total flux cleaned = -0.00440854 Jy ! Component: 950 - total flux cleaned = -0.004728 Jy ! Component: 1000 - total flux cleaned = -0.004886 Jy ! Component: 1050 - total flux cleaned = -0.0050433 Jy ! Component: 1100 - total flux cleaned = -0.00540629 Jy ! Component: 1150 - total flux cleaned = -0.00550891 Jy ! Component: 1200 - total flux cleaned = -0.00566219 Jy ! Component: 1250 - total flux cleaned = -0.00591486 Jy ! Component: 1300 - total flux cleaned = -0.00596541 Jy ! Component: 1350 - total flux cleaned = -0.00626492 Jy ! Component: 1400 - total flux cleaned = -0.00651242 Jy ! Component: 1450 - total flux cleaned = -0.00665913 Jy ! Component: 1500 - total flux cleaned = -0.00665919 Jy ! Component: 1550 - total flux cleaned = -0.00680497 Jy ! Component: 1600 - total flux cleaned = -0.00699804 Jy ! Component: 1650 - total flux cleaned = -0.0069983 Jy ! Component: 1700 - total flux cleaned = -0.00723641 Jy ! Component: 1750 - total flux cleaned = -0.00733099 Jy ! Component: 1800 - total flux cleaned = -0.00742564 Jy ! Component: 1850 - total flux cleaned = -0.00751916 Jy ! Component: 1900 - total flux cleaned = -0.00770455 Jy ! Component: 1950 - total flux cleaned = -0.00751974 Jy ! Component: 2000 - total flux cleaned = -0.00784125 Jy ! Total flux subtracted in 2048 components = -0.00788692 Jy ! Clean residual min=-0.002646 max=0.002276 Jy/beam ! Clean residual mean=-0.000002 rms=0.000827 Jy/beam ! Combined flux in latest and established models = 2.04756 Jy keep ! Adding 171 model components to the UV plane model. ! The established model now contains 380 components and 2.04756 Jy ![Exited script file: muppet] wmap "J0403+2600_X_2009_04_21_pus\_map.fits" ! Inverting map ! Your choice of large map pixels excluded 3.39% of the data. ! The x-axis pixel size should ideally be below 0.1564 milli-arcsec ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.6955 x 1.27 at -3.163 degrees (North through East) ! Clean map min=-0.003716 max=1.4397 Jy/beam ! Writing clean map to FITS file: J0403+2600_X_2009_04_21_pus_map.fits float peak_flux peak_flux = peak(flux,max) print "The peak flux is",peak_flux ! The peak flux is 1.43971 invert ! Inverting map ! Your choice of large map pixels excluded 3.39% of the data. ! The x-axis pixel size should ideally be below 0.1564 milli-arcsec float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000825401 device "J0403+2600_X_2009_04_21_pus\_map.eps/VPS" ! Attempting to open device: 'J0403+2600_X_2009_04_21_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.171993 0.171993 0.343986 0.687972 1.37594 2.75189 5.50378 11.0076 22.0151 44.0302 88.0604 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0024 print "peak=",int(1000*peak_flux)/1000 ! peak= 1.439 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.6955 x 1.27 at -3.163 degrees (North through East) ! Clean map min=-0.003716 max=1.4397 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J0403+2600_X_2009_04_21_pus\_map.gif/vgif" ! Attempting to open device: 'J0403+2600_X_2009_04_21_pus_map.gif/vgif' mapplot cln