! Started logfile: J0136+4751_X_2010_06_23_pus_uvs.log on Thu Jan 27 23:37:59 2011 obs J0136+4751_X_2010_06_23_pus_uva.fits ! Reading UV FITS file: J0136+4751_X_2010_06_23_pus_uva.fits ! AN table 1: 94 integrations on 105 of 105 possible baselines. ! AN table 2: 9 integrations on 105 of 105 possible baselines. ! AN table 3: 102 integrations on 105 of 105 possible baselines. ! Apparent sampling: 0.240093 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J0136+4751 ! ! 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 3588 lines of history. ! ! Reading 20672 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 J0136+4751_X_2010_06_23_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 783 telescope corrections were flagged in sub-array 1. ! A total of 135 telescope corrections were flagged in sub-array 2. ! A total of 853 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 2. ! A total of 840 telescope corrections were flagged in sub-array 1. ! A total of 135 telescope corrections were flagged in sub-array 2. ! A total of 910 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 3. ! A total of 807 telescope corrections were flagged in sub-array 1. ! A total of 135 telescope corrections were flagged in sub-array 2. ! A total of 872 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 4. ! A total of 807 telescope corrections were flagged in sub-array 1. ! A total of 135 telescope corrections were flagged in sub-array 2. ! A total of 872 telescope corrections were flagged in sub-array 3. ! ! Fit before self-cal, rms=1.703426Jy sigma=0.019667 ! Fit after self-cal, rms=1.670903Jy sigma=0.019393 ! 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 7.12% of the data. ! The x-axis pixel size should ideally be below 0.1535 milli-arcsec ! Estimated beam: bmin=0.5527 mas, bmaj=0.6492 mas, bpa=10.42 degrees ! Estimated noise=778.32 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 = 1.72943 Jy ! Component: 100 - total flux cleaned = 2.2822 Jy ! Total flux subtracted in 100 components = 2.2822 Jy ! Clean residual min=-0.060372 max=0.262366 Jy/beam ! Clean residual mean=0.002165 rms=0.019830 Jy/beam ! Combined flux in latest and established models = 2.2822 Jy ! Performing phase self-cal ! Adding 5 model components to the UV plane model. ! The established model now contains 5 components and 2.2822 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.747823Jy sigma=0.008931 ! Fit after self-cal, rms=0.744081Jy sigma=0.008903 ! Inverting map ! Your choice of large map pixels excluded 7.12% of the data. ! The x-axis pixel size should ideally be below 0.1535 milli-arcsec ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.301006 Jy ! Component: 100 - total flux cleaned = 0.485892 Jy ! Total flux subtracted in 100 components = 0.485892 Jy ! Clean residual min=-0.040185 max=0.141885 Jy/beam ! Clean residual mean=0.001205 rms=0.012876 Jy/beam ! Combined flux in latest and established models = 2.76809 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 14 components and 2.76809 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.491965Jy sigma=0.005810 ! Fit after self-cal, rms=0.490023Jy sigma=0.005797 ! Inverting map ! Your choice of large map pixels excluded 7.12% of the data. ! The x-axis pixel size should ideally be below 0.1535 milli-arcsec ! Added new window around map position (-0.4, 0.8). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.148489 Jy ! Component: 100 - total flux cleaned = 0.253089 Jy ! Total flux subtracted in 100 components = 0.253089 Jy ! Clean residual min=-0.032947 max=0.074321 Jy/beam ! Clean residual mean=0.000716 rms=0.010157 Jy/beam ! Combined flux in latest and established models = 3.02118 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 21 components and 3.02118 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.397497Jy sigma=0.004515 ! Fit after self-cal, rms=0.394369Jy sigma=0.004490 ! Inverting map ! Your choice of large map pixels excluded 7.12% of the data. ! The x-axis pixel size should ideally be below 0.1535 milli-arcsec ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0870418 Jy ! Component: 100 - total flux cleaned = 0.151962 Jy ! Total flux subtracted in 100 components = 0.151962 Jy ! Clean residual min=-0.028270 max=0.050433 Jy/beam ! Clean residual mean=0.000420 rms=0.008838 Jy/beam ! Combined flux in latest and established models = 3.17314 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 24 components and 3.17314 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.355212Jy sigma=0.003858 ! Fit after self-cal, rms=0.353860Jy sigma=0.003848 ! Inverting map ! Your choice of large map pixels excluded 7.12% of the data. ! The x-axis pixel size should ideally be below 0.1535 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 7.12% of the data. ! The x-axis pixel size should ideally be below 0.1535 milli-arcsec ! Estimated beam: bmin=0.6986 mas, bmaj=0.8379 mas, bpa=10.89 degrees ! Estimated noise=499.898 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 = 0.126259 Jy ! Component: 100 - total flux cleaned = 0.200475 Jy ! Component: 150 - total flux cleaned = 0.247764 Jy ! Component: 200 - total flux cleaned = 0.278221 Jy ! Total flux subtracted in 200 components = 0.278221 Jy ! Clean residual min=-0.030292 max=0.062744 Jy/beam ! Clean residual mean=0.000307 rms=0.009493 Jy/beam ! Combined flux in latest and established models = 3.45136 Jy ! Performing phase self-cal ! Adding 33 model components to the UV plane model. ! The established model now contains 38 components and 3.45136 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.327331Jy sigma=0.003137 ! Fit after self-cal, rms=0.325641Jy sigma=0.003119 ! Inverting map ! Your choice of large map pixels excluded 7.12% of the data. ! The x-axis pixel size should ideally be below 0.1535 milli-arcsec ! Added new window around map position (-1.4, 2.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.056352 Jy ! Component: 100 - total flux cleaned = 0.0846952 Jy ! Component: 150 - total flux cleaned = 0.103893 Jy ! Component: 200 - total flux cleaned = 0.114745 Jy ! Total flux subtracted in 200 components = 0.114745 Jy ! Clean residual min=-0.028271 max=0.035486 Jy/beam ! Clean residual mean=-0.001127 rms=0.008120 Jy/beam ! Combined flux in latest and established models = 3.56611 Jy ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 60 components and 3.56611 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.317402Jy sigma=0.002990 ! Fit after self-cal, rms=0.316001Jy sigma=0.002972 ! Inverting map ! Your choice of large map pixels excluded 7.12% of the data. ! The x-axis pixel size should ideally be below 0.1535 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 0.94 FD 0.99 HN 0.92 KK 1.00 ! KP 0.97 LA 0.96 MA 1.14 MK 1.01 ! NL 0.98 NY 1.04 OV 0.99 PT 0.96 ! SC 1.06 TS 0.99 ZC 1.02 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.00* FD 0.00* HN 0.00* KK 0.00* ! KP 0.00* LA 0.00* MA 0.00* MK 0.00* ! NL 0.00* NY 0.00* OV 0.00* PT 0.00* ! SC 0.00* TS 0.00* ZC 0.00* ! ! A total of 15 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.99 FD 0.99 HN 1.11 KK 1.14 ! KP 1.00 LA 0.99 MA 1.04 MK 1.01 ! NL 1.01 NY 1.05 OV 0.97 PT 0.98 ! SC 1.01 TS 1.09 ZC 1.11 ! ! ! Correcting IF 2. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 0.98 HN 0.94 KK 1.04 ! KP 0.97 LA 0.99 MA 1.00* MK 1.01 ! NL 1.00 NY 1.03 OV 1.01 PT 0.95 ! SC 1.01 TS 0.99 ZC 1.02 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.00* FD 0.00* HN 0.00* KK 0.00* ! KP 0.00* LA 0.00* MA 0.00* MK 0.00* ! NL 0.00* NY 0.00* OV 0.00* PT 0.00* ! SC 0.00* TS 0.00* ZC 0.00* ! ! A total of 66 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.04 FD 0.99 HN 1.12 KK 1.18 ! KP 0.99 LA 1.02 MA 1.00* MK 1.02 ! NL 1.02 NY 1.05 OV 0.99 PT 0.97 ! SC 1.04 TS 1.10 ZC 1.11 ! ! ! Correcting IF 3. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 0.97 HN 0.94 KK 0.99 ! KP 0.96 LA 0.98 MA 1.09 MK 1.00 ! NL 0.96 NY 1.04 OV 1.00 PT 0.94 ! SC 0.96 TS 0.97 ZC 0.99 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.00* FD 0.00* HN 0.00* KK 0.00* ! KP 0.00* LA 0.00* MA 0.00* MK 0.00* ! NL 0.00* NY 0.00* OV 0.00* PT 0.00* ! SC 0.00* TS 0.00* ZC 0.00* ! ! A total of 12 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.01 FD 0.98 HN 1.12 KK 1.15 ! KP 0.99 LA 1.01 MA 1.05 MK 1.01 ! NL 0.98 NY 1.05 OV 0.97 PT 0.97 ! SC 0.98 TS 1.09 ZC 1.08 ! ! ! Correcting IF 4. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 0.98 HN 0.94 KK 0.98 ! KP 0.97 LA 0.97 MA 1.07 MK 0.99 ! NL 0.98 NY 1.03 OV 0.98 PT 0.95 ! SC 0.98 TS 0.97 ZC 1.05 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.00* FD 0.00* HN 0.00* KK 0.00* ! KP 0.00* LA 0.00* MA 0.00* MK 0.00* ! NL 0.00* NY 0.00* OV 0.00* PT 0.00* ! SC 0.00* TS 0.00* ZC 0.00* ! ! A total of 12 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.06 FD 0.98 HN 1.13 KK 1.11 ! KP 1.00 LA 1.00 MA 1.05 MK 0.99 ! NL 1.00 NY 1.05 OV 0.96 PT 0.97 ! SC 1.01 TS 1.09 ZC 1.12 ! ! ! Fit before self-cal, rms=0.316001Jy sigma=0.002972 ! Fit after self-cal, rms=0.268823Jy sigma=0.002361 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Your choice of large map pixels excluded 7.16% of the data. ! The x-axis pixel size should ideally be below 0.1535 milli-arcsec ! Estimated beam: bmin=0.7107 mas, bmaj=0.8459 mas, bpa=11.38 degrees ! Estimated noise=504.017 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 = -0.0301445 Jy ! Component: 100 - total flux cleaned = -0.0424202 Jy ! Component: 150 - total flux cleaned = -0.0457403 Jy ! Component: 200 - total flux cleaned = -0.0476759 Jy ! Total flux subtracted in 200 components = -0.0476759 Jy ! Clean residual min=-0.024916 max=0.025229 Jy/beam ! Clean residual mean=-0.002448 rms=0.006513 Jy/beam ! Combined flux in latest and established models = 3.51843 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 64 components and 3.51843 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.263232Jy sigma=0.002336 ! Fit after self-cal, rms=0.263124Jy sigma=0.002335 ! Inverting map ! Your choice of large map pixels excluded 7.16% of the data. ! The x-axis pixel size should ideally be below 0.1535 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=0.263124Jy sigma=0.002335 ! Fit after self-cal, rms=0.209978Jy sigma=0.001663 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 7.16% of the data. ! The x-axis pixel size should ideally be below 0.1535 milli-arcsec ! Estimated beam: bmin=0.7106 mas, bmaj=0.8434 mas, bpa=10.7 degrees ! Estimated noise=502.89 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00394948 Jy ! Component: 100 - total flux cleaned = -0.00400356 Jy ! Component: 150 - total flux cleaned = -0.00309407 Jy ! Component: 200 - total flux cleaned = -0.00178393 Jy ! Total flux subtracted in 200 components = -0.00178393 Jy ! Clean residual min=-0.011497 max=0.009317 Jy/beam ! Clean residual mean=0.000877 rms=0.002481 Jy/beam ! Combined flux in latest and established models = 3.51665 Jy selfcal ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 74 components and 3.51665 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.208411Jy sigma=0.001647 ! Fit after self-cal, rms=0.208342Jy sigma=0.001645 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 7.16% of the data. ! The x-axis pixel size should ideally be below 0.1535 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 = 0.000851978 Jy ! Component: 100 - total flux cleaned = 0.00133434 Jy ! Component: 150 - total flux cleaned = 0.00156464 Jy ! Component: 200 - total flux cleaned = 0.00157117 Jy ! Total flux subtracted in 200 components = 0.00157117 Jy ! Clean residual min=-0.010285 max=0.009451 Jy/beam ! Clean residual mean=0.000863 rms=0.002432 Jy/beam ! Combined flux in latest and established models = 3.51822 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 76 components and 3.51822 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.207858Jy sigma=0.001639 ! Fit after self-cal, rms=0.207811Jy sigma=0.001639 ! Inverting map ! Your choice of large map pixels excluded 7.16% of the data. ! The x-axis pixel size should ideally be below 0.1535 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=0.207811Jy sigma=0.001639 ! Fit after self-cal, rms=0.195327Jy sigma=0.001509 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 7.16% of the data. ! The x-axis pixel size should ideally be below 0.1535 milli-arcsec ! Estimated beam: bmin=0.7113 mas, bmaj=0.8442 mas, bpa=10.55 degrees ! Estimated noise=503.276 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000949812 Jy ! Component: 100 - total flux cleaned = -0.000428535 Jy ! Component: 150 - total flux cleaned = -0.000653725 Jy ! Component: 200 - total flux cleaned = -0.000851347 Jy ! Total flux subtracted in 200 components = -0.000851347 Jy ! Clean residual min=-0.009170 max=0.005199 Jy/beam ! Clean residual mean=0.000140 rms=0.001265 Jy/beam ! Combined flux in latest and established models = 3.51737 Jy selfcal ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 79 components and 3.51737 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.194734Jy sigma=0.001501 ! Fit after self-cal, rms=0.194729Jy sigma=0.001501 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 7.16% of the data. ! The x-axis pixel size should ideally be below 0.1535 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 = 0.000616338 Jy ! Component: 100 - total flux cleaned = 0.000436185 Jy ! Component: 150 - total flux cleaned = 0.000437534 Jy ! Component: 200 - total flux cleaned = 0.000284087 Jy ! Total flux subtracted in 200 components = 0.000284087 Jy ! Clean residual min=-0.007676 max=0.004992 Jy/beam ! Clean residual mean=0.000140 rms=0.001212 Jy/beam ! Combined flux in latest and established models = 3.51765 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 80 components and 3.51765 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.194490Jy sigma=0.001498 ! Fit after self-cal, rms=0.194468Jy sigma=0.001498 ! Inverting map ! Your choice of large map pixels excluded 7.16% of the data. ! The x-axis pixel size should ideally be below 0.1535 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=0.194468Jy sigma=0.001498 ! Fit after self-cal, rms=0.194679Jy sigma=0.001496 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 7.16% of the data. ! The x-axis pixel size should ideally be below 0.1535 milli-arcsec ! Estimated beam: bmin=2.475 mas, bmaj=2.544 mas, bpa=76.87 degrees ! Estimated noise=739.936 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00342561 Jy ! Component: 100 - total flux cleaned = -0.00307646 Jy ! Component: 150 - total flux cleaned = -0.00272541 Jy ! Component: 200 - total flux cleaned = -0.00262962 Jy ! Total flux subtracted in 200 components = -0.00262962 Jy ! Clean residual min=-0.002675 max=0.005870 Jy/beam ! Clean residual mean=0.000491 rms=0.001591 Jy/beam ! Combined flux in latest and established models = 3.51503 Jy selfcal ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 84 components and 3.51502 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.194636Jy sigma=0.001495 ! Fit after self-cal, rms=0.194544Jy sigma=0.001494 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 7.16% of the data. ! The x-axis pixel size should ideally be below 0.1535 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 = 0.00059827 Jy ! Component: 100 - total flux cleaned = 0.00112589 Jy ! Component: 150 - total flux cleaned = 0.00126498 Jy ! Component: 200 - total flux cleaned = 0.00138328 Jy ! Total flux subtracted in 200 components = 0.00138328 Jy ! Clean residual min=-0.003102 max=0.005663 Jy/beam ! Clean residual mean=0.000442 rms=0.001561 Jy/beam ! Combined flux in latest and established models = 3.51641 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 85 components and 3.51641 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.194535Jy sigma=0.001495 ! Fit after self-cal, rms=0.194508Jy sigma=0.001494 ! Inverting map ! Your choice of large map pixels excluded 7.16% of the data. ! The x-axis pixel size should ideally be below 0.1535 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 7.16% of the data. ! The x-axis pixel size should ideally be below 0.1535 milli-arcsec ! Estimated beam: bmin=0.7121 mas, bmaj=0.845 mas, bpa=10.53 degrees ! Estimated noise=503.758 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7121 x 0.845 at 10.53 degrees (North through East) ! Clean map min=-0.00388 max=2.4891 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=0.194508Jy sigma=0.001494 ! Fit after self-cal, rms=0.175171Jy sigma=0.001281 ! Inverting map and beam ! Your choice of large map pixels excluded 7.16% of the data. ! The x-axis pixel size should ideally be below 0.1535 milli-arcsec ! Estimated beam: bmin=0.7126 mas, bmaj=0.8452 mas, bpa=10.36 degrees ! Estimated noise=503.241 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00275608 Jy ! Component: 100 - total flux cleaned = -0.00423791 Jy ! Component: 150 - total flux cleaned = -0.00503365 Jy ! Component: 200 - total flux cleaned = -0.00574937 Jy ! Total flux subtracted in 200 components = -0.00574937 Jy ! Clean residual min=-0.007039 max=0.004794 Jy/beam ! Clean residual mean=0.000168 rms=0.001076 Jy/beam ! Combined flux in latest and established models = 3.51066 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 89 components and 3.51066 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.174939Jy sigma=0.001279 ! Fit after self-cal, rms=0.174926Jy sigma=0.001279 ! Inverting map ! Your choice of large map pixels excluded 7.16% of the data. ! The x-axis pixel size should ideally be below 0.1535 milli-arcsec ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000903631 Jy ! Component: 100 - total flux cleaned = -0.00116232 Jy ! Component: 150 - total flux cleaned = -0.00139863 Jy ! Component: 200 - total flux cleaned = -0.00150476 Jy ! Total flux subtracted in 200 components = -0.00150476 Jy ! Clean residual min=-0.005889 max=0.004653 Jy/beam ! Clean residual mean=0.000188 rms=0.001048 Jy/beam ! Combined flux in latest and established models = 3.50915 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 91 components and 3.50915 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.174798Jy sigma=0.001277 ! Fit after self-cal, rms=0.174786Jy sigma=0.001277 ! Inverting map ! Your choice of large map pixels excluded 7.16% of the data. ! The x-axis pixel size should ideally be below 0.1535 milli-arcsec ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.174786Jy sigma=0.001277 ! Fit after self-cal, rms=0.174951Jy sigma=0.001276 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 7.16% of the data. ! The x-axis pixel size should ideally be below 0.1535 milli-arcsec ! Estimated beam: bmin=0.56 mas, bmaj=0.6509 mas, bpa=9.979 degrees ! Estimated noise=805.737 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 1.77733 Jy ! Component: 100 - total flux cleaned = 2.33199 Jy ! Component: 150 - total flux cleaned = 2.62806 Jy ! Component: 200 - total flux cleaned = 2.81507 Jy ! Total flux subtracted in 200 components = 2.81507 Jy ! Clean residual min=-0.023377 max=0.101278 Jy/beam ! Clean residual mean=0.001301 rms=0.008713 Jy/beam ! Combined flux in latest and established models = 2.81508 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 2.81508 Jy ! Inverting map and beam ! Your choice of large map pixels excluded 7.16% of the data. ! The x-axis pixel size should ideally be below 0.1535 milli-arcsec ! Estimated beam: bmin=0.7132 mas, bmaj=0.8461 mas, bpa=10.46 degrees ! Estimated noise=503.64 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 = 0.247338 Jy ! Component: 100 - total flux cleaned = 0.382892 Jy ! Component: 150 - total flux cleaned = 0.467234 Jy ! Component: 200 - total flux cleaned = 0.524405 Jy ! Total flux subtracted in 200 components = 0.524405 Jy ! Clean residual min=-0.008003 max=0.032166 Jy/beam ! Clean residual mean=0.002341 rms=0.004823 Jy/beam ! Combined flux in latest and established models = 3.33948 Jy ! Adding 33 model components to the UV plane model. ! The established model now contains 34 components and 3.33948 Jy ! Inverting map ! Your choice of large map pixels excluded 7.16% of the data. ! The x-axis pixel size should ideally be below 0.1535 milli-arcsec ! Added new window around map position (-1, 0.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0410319 Jy ! Component: 100 - total flux cleaned = 0.0706446 Jy ! Component: 150 - total flux cleaned = 0.0926418 Jy ! Component: 200 - total flux cleaned = 0.109301 Jy ! Total flux subtracted in 200 components = 0.109301 Jy ! Clean residual min=-0.003959 max=0.011495 Jy/beam ! Clean residual mean=0.000897 rms=0.001812 Jy/beam ! Combined flux in latest and established models = 3.44878 Jy ! Adding 39 model components to the UV plane model. ! The established model now contains 64 components and 3.44878 Jy ! Inverting map ! Your choice of large map pixels excluded 7.16% of the data. ! The x-axis pixel size should ideally be below 0.1535 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 = 0.013086 Jy ! Component: 100 - total flux cleaned = 0.0230188 Jy ! Component: 150 - total flux cleaned = 0.030772 Jy ! Component: 200 - total flux cleaned = 0.0369232 Jy ! Total flux subtracted in 200 components = 0.0369232 Jy ! Clean residual min=-0.003561 max=0.005634 Jy/beam ! Clean residual mean=0.000414 rms=0.001137 Jy/beam ! Combined flux in latest and established models = 3.4857 Jy ! Adding 37 model components to the UV plane model. ! The established model now contains 83 components and 3.4857 Jy ! Inverting map ! Your choice of large map pixels excluded 7.16% of the data. ! The x-axis pixel size should ideally be below 0.1535 milli-arcsec ! Added new window around map position (-1.6, 4.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00588179 Jy ! Component: 100 - total flux cleaned = 0.00908315 Jy ! Component: 150 - total flux cleaned = 0.0112518 Jy ! Component: 200 - total flux cleaned = 0.0125186 Jy ! Total flux subtracted in 200 components = 0.0125186 Jy ! Clean residual min=-0.003499 max=0.003925 Jy/beam ! Clean residual mean=0.000260 rms=0.000999 Jy/beam ! Combined flux in latest and established models = 3.49822 Jy ! Adding 37 model components to the UV plane model. ! The established model now contains 98 components and 3.49822 Jy ! Inverting map ! Your choice of large map pixels excluded 7.16% of the data. ! The x-axis pixel size should ideally be below 0.1535 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 7.16% of the data. ! The x-axis pixel size should ideally be below 0.1535 milli-arcsec ! Estimated beam: bmin=2.477 mas, bmaj=2.544 mas, bpa=76.89 degrees ! Estimated noise=737.716 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00526142 Jy ! Component: 100 - total flux cleaned = 0.00803458 Jy ! Component: 150 - total flux cleaned = 0.00975361 Jy ! Component: 200 - total flux cleaned = 0.0108044 Jy ! Total flux subtracted in 200 components = 0.0108044 Jy ! Clean residual min=-0.002318 max=0.004974 Jy/beam ! Clean residual mean=0.000443 rms=0.001274 Jy/beam ! Combined flux in latest and established models = 3.50903 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 = 0.000165626 Jy ! Component: 100 - total flux cleaned = 0.00028592 Jy ! Component: 150 - total flux cleaned = 0.000371089 Jy ! Component: 200 - total flux cleaned = 0.000476647 Jy ! Total flux subtracted in 200 components = 0.000476647 Jy ! Clean residual min=-0.002320 max=0.004923 Jy/beam ! Clean residual mean=0.000425 rms=0.001263 Jy/beam ! Combined flux in latest and established models = 3.5095 Jy ! Adding 33 model components to the UV plane model. ! The established model now contains 124 components and 3.5095 Jy ! Inverting map ! Your choice of large map pixels excluded 7.16% of the data. ! The x-axis pixel size should ideally be below 0.1535 milli-arcsec uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Your choice of large map pixels excluded 7.16% of the data. ! The x-axis pixel size should ideally be below 0.1535 milli-arcsec ! Estimated beam: bmin=0.7132 mas, bmaj=0.8461 mas, bpa=10.46 degrees ! Estimated noise=503.64 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.0019921 Jy ! Component: 100 - total flux cleaned = -0.00199406 Jy ! Component: 150 - total flux cleaned = -0.00199139 Jy ! Component: 200 - total flux cleaned = -0.00199025 Jy ! Total flux subtracted in 200 components = -0.00199025 Jy ! Clean residual min=-0.003368 max=0.003550 Jy/beam ! Clean residual mean=0.000153 rms=0.000943 Jy/beam ! Combined flux in latest and established models = 3.50751 Jy selfcal ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 133 components and 3.50751 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.176346Jy sigma=0.001289 ! Fit after self-cal, rms=0.175949Jy sigma=0.001285 wmodel J0136+4751_X_2010_06_23_pus_map.mod ! Writing 133 model components to file: J0136+4751_X_2010_06_23_pus_map.mod wobs J0136+4751_X_2010_06_23_pus_uvs.fits ! Writing UV FITS file: J0136+4751_X_2010_06_23_pus_uvs.fits wwins J0136+4751_X_2010_06_23_pus_map.win ! wwins: Wrote 6 windows to J0136+4751_X_2010_06_23_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 7.16% of the data. ! The x-axis pixel size should ideally be below 0.1535 milli-arcsec ! clean: niter=1024 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = 0.000615294 Jy ! Component: 100 - total flux cleaned = 0.00137839 Jy ! Component: 150 - total flux cleaned = 0.00188576 Jy ! Component: 200 - total flux cleaned = 0.00237707 Jy ! Component: 250 - total flux cleaned = 0.00274863 Jy ! Component: 300 - total flux cleaned = 0.00305952 Jy ! Component: 350 - total flux cleaned = 0.00341563 Jy ! Component: 400 - total flux cleaned = 0.00371601 Jy ! Component: 450 - total flux cleaned = 0.00406061 Jy ! Component: 500 - total flux cleaned = 0.00430326 Jy ! Component: 550 - total flux cleaned = 0.00463815 Jy ! Component: 600 - total flux cleaned = 0.00492135 Jy ! Component: 650 - total flux cleaned = 0.0051548 Jy ! Component: 700 - total flux cleaned = 0.00538578 Jy ! Component: 750 - total flux cleaned = 0.00565976 Jy ! Component: 800 - total flux cleaned = 0.00588568 Jy ! Component: 850 - total flux cleaned = 0.00610944 Jy ! Component: 900 - total flux cleaned = 0.00641987 Jy ! Component: 950 - total flux cleaned = 0.0066395 Jy ! Component: 1000 - total flux cleaned = 0.00677061 Jy ! Total flux subtracted in 1024 components = 0.00690077 Jy ! Clean residual min=-0.002165 max=0.002845 Jy/beam ! Clean residual mean=0.000084 rms=0.000822 Jy/beam ! Combined flux in latest and established models = 3.51441 Jy keep ! Adding 90 model components to the UV plane model. ! The established model now contains 221 components and 3.51441 Jy ![Exited script file: muppet] wmap "J0136+4751_X_2010_06_23_pus\_map.fits" ! Inverting map ! Your choice of large map pixels excluded 7.16% of the data. ! The x-axis pixel size should ideally be below 0.1535 milli-arcsec ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7132 x 0.8461 at 10.46 degrees (North through East) ! Clean map min=-0.0027934 max=2.4968 Jy/beam ! Writing clean map to FITS file: J0136+4751_X_2010_06_23_pus_map.fits float peak_flux peak_flux = peak(flux,max) print "The peak flux is",peak_flux ! The peak flux is 2.49676 invert ! Inverting map ! Your choice of large map pixels excluded 7.16% of the data. ! The x-axis pixel size should ideally be below 0.1535 milli-arcsec float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000822303 device "J0136+4751_X_2010_06_23_pus\_map.eps/VPS" ! Attempting to open device: 'J0136+4751_X_2010_06_23_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.0988042 0.0988042 0.197608 0.395217 0.790434 1.58087 3.16174 6.32347 12.6469 25.2939 50.5878 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0024 print "peak=",int(1000*peak_flux)/1000 ! peak= 2.496 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7132 x 0.8461 at 10.46 degrees (North through East) ! Clean map min=-0.0027934 max=2.4968 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J0136+4751_X_2010_06_23_pus\_map.gif/vgif" ! Attempting to open device: 'J0136+4751_X_2010_06_23_pus_map.gif/vgif' mapplot cln