! Started logfile: J1739+4737_X_2010_10_13_pus_uvs.log on Mon Feb 28 17:18:18 2011 obs J1739+4737_X_2010_10_13_pus_uva.fits ! Reading UV FITS file: J1739+4737_X_2010_10_13_pus_uva.fits ! AN table 1: 54 integrations on 105 of 105 possible baselines. ! AN table 2: 54 integrations on 105 of 105 possible baselines. ! AN table 3: 90 integrations on 105 of 105 possible baselines. ! AN table 4: 22 integrations on 105 of 105 possible baselines. ! Apparent sampling: 0.122727 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J1739+4737 ! ! 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 11340 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 J1739+4737_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 583 telescope corrections were flagged in sub-array 1. ! A total of 475 telescope corrections were flagged in sub-array 2. ! A total of 1032 telescope corrections were flagged in sub-array 3. ! A total of 277 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 2. ! A total of 583 telescope corrections were flagged in sub-array 1. ! A total of 475 telescope corrections were flagged in sub-array 2. ! A total of 1032 telescope corrections were flagged in sub-array 3. ! A total of 277 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 3. ! A total of 583 telescope corrections were flagged in sub-array 1. ! A total of 475 telescope corrections were flagged in sub-array 2. ! A total of 1032 telescope corrections were flagged in sub-array 3. ! A total of 277 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 4. ! A total of 583 telescope corrections were flagged in sub-array 1. ! A total of 475 telescope corrections were flagged in sub-array 2. ! A total of 1032 telescope corrections were flagged in sub-array 3. ! A total of 277 telescope corrections were flagged in sub-array 4. ! ! Fit before self-cal, rms=0.594524Jy sigma=0.006794 ! Fit after self-cal, rms=0.572600Jy sigma=0.006581 ! 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 0.325% of the data. ! The x-axis pixel size should ideally be below 0.1832 milli-arcsec ! Estimated beam: bmin=0.7351 mas, bmaj=0.8022 mas, bpa=-21.95 degrees ! Estimated noise=929.901 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 = 0.340858 Jy ! Component: 100 - total flux cleaned = 0.466435 Jy ! Total flux subtracted in 100 components = 0.466435 Jy ! Clean residual min=-0.017804 max=0.063915 Jy/beam ! Clean residual mean=0.000954 rms=0.006628 Jy/beam ! Combined flux in latest and established models = 0.466435 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 7 components and 0.466435 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.210935Jy sigma=0.002341 ! Fit after self-cal, rms=0.209586Jy sigma=0.002329 ! Inverting map ! Your choice of large map pixels excluded 0.325% of the data. ! The x-axis pixel size should ideally be below 0.1832 milli-arcsec ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0707677 Jy ! Component: 100 - total flux cleaned = 0.109898 Jy ! Total flux subtracted in 100 components = 0.109898 Jy ! Clean residual min=-0.013890 max=0.030578 Jy/beam ! Clean residual mean=0.000475 rms=0.003990 Jy/beam ! Combined flux in latest and established models = 0.576333 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 16 components and 0.576334 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.177493Jy sigma=0.001815 ! Fit after self-cal, rms=0.176582Jy sigma=0.001807 ! Inverting map ! Your choice of large map pixels excluded 0.325% of the data. ! The x-axis pixel size should ideally be below 0.1832 milli-arcsec ! Added new window around map position (-1, -0.6). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0319853 Jy ! Component: 100 - total flux cleaned = 0.0510993 Jy ! Total flux subtracted in 100 components = 0.0510993 Jy ! Clean residual min=-0.011202 max=0.015213 Jy/beam ! Clean residual mean=0.000255 rms=0.003096 Jy/beam ! Combined flux in latest and established models = 0.627433 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 26 components and 0.627433 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.169639Jy sigma=0.001674 ! Fit after self-cal, rms=0.168924Jy sigma=0.001666 ! Inverting map ! Your choice of large map pixels excluded 0.325% of the data. ! The x-axis pixel size should ideally be below 0.1832 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 0.325% of the data. ! The x-axis pixel size should ideally be below 0.1832 milli-arcsec ! Estimated beam: bmin=0.8032 mas, bmaj=1.054 mas, bpa=-20.94 degrees ! Estimated noise=593.442 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 = 0.0214595 Jy ! Component: 100 - total flux cleaned = 0.0323703 Jy ! Component: 150 - total flux cleaned = 0.0382916 Jy ! Component: 200 - total flux cleaned = 0.0413575 Jy ! Total flux subtracted in 200 components = 0.0413575 Jy ! Clean residual min=-0.012192 max=0.011296 Jy/beam ! Clean residual mean=0.000200 rms=0.003462 Jy/beam ! Combined flux in latest and established models = 0.66879 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 35 components and 0.66879 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.167360Jy sigma=0.001618 ! Fit after self-cal, rms=0.166982Jy sigma=0.001615 ! Inverting map ! Your choice of large map pixels excluded 0.325% of the data. ! The x-axis pixel size should ideally be below 0.1832 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 1.38 FD 0.87 HH 1.00* HN 1.16 ! KB 1.00* KK 1.00* KP 0.93 LA 0.93 ! MK 1.00* NL 1.19 NY 0.91 OV 0.94 ! PT 0.98 SC 0.99 TS 1.00* ! ! A total of 6 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.95 FD 0.83 HH 1.00* HN 0.94 ! KB 1.00* KK 1.00* KP 1.01 LA 0.96 ! MK 1.05 NL 0.98 NY 1.08 OV 0.94 ! PT 0.98 SC 0.96 TS 1.00* ! ! A total of 57 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.95 FD 0.85 HH 1.00* HN 1.00* ! KB 0.99 KK 1.01 KP 0.97 LA 1.00 ! MK 1.04 NL 1.00* NY 1.00* OV 0.96 ! PT 0.98 SC 1.00* TS 0.90 ! ! A total of 9 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 1.00* FD 1.00* HH 1.00* HN 1.00* ! KB 1.28 KK 1.07 KP 1.00* LA 1.00* ! MK 0.92 NL 1.00* NY 1.00* OV 0.96 ! PT 1.00* SC 1.00* TS 1.02 ! ! ! Correcting IF 2. ! A total of 30 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.51 FD 1.01 HH 1.00* HN 1.12 ! KB 1.00* KK 1.00* KP 0.93 LA 0.91 ! MK 1.00* NL 1.23 NY 1.03 OV 0.98 ! PT 1.01 SC 0.98 TS 1.00* ! ! A total of 6 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00 FD 0.97 HH 1.00* HN 0.95 ! KB 1.00* KK 1.00* KP 0.99 LA 0.92 ! MK 1.02 NL 1.02 NY 1.13 OV 0.96 ! PT 0.99 SC 0.97 TS 1.00* ! ! A total of 57 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.02 FD 1.00 HH 1.00* HN 1.00* ! KB 0.97 KK 1.00 KP 0.97 LA 0.96 ! MK 1.02 NL 1.00* NY 1.00* OV 1.01 ! PT 0.99 SC 1.00* TS 0.95 ! ! A total of 9 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 1.00* FD 1.00* HH 1.00* HN 1.00* ! KB 1.31 KK 0.95 KP 1.00* LA 1.00* ! MK 0.90 NL 1.00* NY 1.00* OV 1.02 ! PT 1.00* SC 1.00* TS 1.08 ! ! ! Correcting IF 3. ! A total of 30 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.48 FD 1.02 HH 1.00* HN 1.17 ! KB 1.00* KK 1.00* KP 0.94 LA 0.90 ! MK 1.00* NL 1.21 NY 1.00 OV 0.98 ! PT 1.07 SC 1.04 TS 1.00* ! ! A total of 6 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.98 FD 0.98 HH 1.00* HN 0.99 ! KB 1.00* KK 1.00* KP 1.02 LA 0.88 ! MK 1.10 NL 0.98 NY 1.38 OV 0.95 ! PT 1.04 SC 0.97 TS 1.00* ! ! A total of 57 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.00 FD 1.00 HH 1.00* HN 1.00* ! KB 0.99 KK 0.96 KP 0.98 LA 0.96 ! MK 1.02 NL 1.00* NY 1.00* OV 1.02 ! PT 1.03 SC 1.00* TS 0.92 ! ! A total of 9 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 1.00* FD 1.00* HH 1.00* HN 1.00* ! KB 1.21 KK 1.10 KP 1.00* LA 1.00* ! MK 0.87 NL 1.00* NY 1.00* OV 1.00 ! PT 1.00* SC 1.00* TS 1.14 ! ! ! Correcting IF 4. ! A total of 30 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.61 FD 1.01 HH 1.00* HN 1.19 ! KB 1.00* KK 1.00* KP 0.95 LA 0.97 ! MK 1.00* NL 1.21 NY 0.96 OV 1.00 ! PT 1.03 SC 0.98 TS 1.00* ! ! A total of 6 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.03 FD 0.98 HH 1.00* HN 0.97 ! KB 1.00* KK 1.00* KP 1.01 LA 0.97 ! MK 1.04 NL 1.01 NY 1.23 OV 1.01 ! PT 0.99 SC 0.98 TS 1.00* ! ! A total of 57 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.05 FD 1.01 HH 1.00* HN 1.00* ! KB 0.99 KK 0.95 KP 0.99 LA 1.02 ! MK 1.02 NL 1.00* NY 1.00* OV 1.04 ! PT 0.99 SC 1.00* TS 0.87 ! ! A total of 9 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 1.00* FD 1.00* HH 1.00* HN 1.00* ! KB 1.20 KK 0.95 KP 1.00* LA 1.00* ! MK 0.94 NL 1.00* NY 1.00* OV 1.05 ! PT 1.00* SC 1.00* TS 1.03 ! ! ! Fit before self-cal, rms=0.166982Jy sigma=0.001615 ! Fit after self-cal, rms=0.165394Jy sigma=0.001479 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.7953 mas, bmaj=1.084 mas, bpa=-22.39 degrees ! Estimated noise=596.641 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 = -0.00888202 Jy ! Component: 100 - total flux cleaned = -0.0119003 Jy ! Component: 150 - total flux cleaned = -0.012609 Jy ! Component: 200 - total flux cleaned = -0.0128055 Jy ! Total flux subtracted in 200 components = -0.0128055 Jy ! Clean residual min=-0.008822 max=0.009375 Jy/beam ! Clean residual mean=0.000057 rms=0.002879 Jy/beam ! Combined flux in latest and established models = 0.655985 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 39 components and 0.655985 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.164670Jy sigma=0.001474 ! Fit after self-cal, rms=0.164742Jy sigma=0.001473 ! Inverting map 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=0.164742Jy sigma=0.001473 ! Fit after self-cal, rms=0.217664Jy sigma=0.001312 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.7923 mas, bmaj=1.087 mas, bpa=-21.78 degrees ! Estimated noise=595.601 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00162724 Jy ! Component: 100 - total flux cleaned = 0.00182242 Jy ! Component: 150 - total flux cleaned = 0.00190429 Jy ! Component: 200 - total flux cleaned = 0.0019061 Jy ! Total flux subtracted in 200 components = 0.0019061 Jy ! Clean residual min=-0.003211 max=0.003436 Jy/beam ! Clean residual mean=0.000020 rms=0.000898 Jy/beam ! Combined flux in latest and established models = 0.657891 Jy selfcal ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 45 components and 0.657891 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.217570Jy sigma=0.001309 ! Fit after self-cal, rms=0.220872Jy sigma=0.001307 flux_cutoff = imstat(rms) * dynam ! Inverting map 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 = -0.000215539 Jy ! Component: 100 - total flux cleaned = -6.5359e-06 Jy ! Component: 150 - total flux cleaned = 0.000151165 Jy ! Component: 200 - total flux cleaned = 0.000197488 Jy ! Total flux subtracted in 200 components = 0.000197488 Jy ! Clean residual min=-0.002995 max=0.003262 Jy/beam ! Clean residual mean=0.000016 rms=0.000856 Jy/beam ! Combined flux in latest and established models = 0.658088 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 48 components and 0.658088 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.220834Jy sigma=0.001306 ! Fit after self-cal, rms=0.220810Jy sigma=0.001305 ! Inverting map 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=0.220810Jy sigma=0.001305 ! Fit after self-cal, rms=0.232697Jy sigma=0.001300 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.791 mas, bmaj=1.091 mas, bpa=-21.42 degrees ! Estimated noise=596.153 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 8.48955e-05 Jy ! Component: 100 - total flux cleaned = 0.000210508 Jy ! Component: 150 - total flux cleaned = 0.000403097 Jy ! Component: 200 - total flux cleaned = 0.000483369 Jy ! Total flux subtracted in 200 components = 0.000483369 Jy ! Clean residual min=-0.002978 max=0.002956 Jy/beam ! Clean residual mean=-0.000000 rms=0.000763 Jy/beam ! Combined flux in latest and established models = 0.658572 Jy selfcal ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 50 components and 0.658572 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.232664Jy sigma=0.001299 ! Fit after self-cal, rms=0.232740Jy sigma=0.001299 flux_cutoff = imstat(rms) * dynam ! Inverting map 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 = 5.32979e-06 Jy ! Component: 100 - total flux cleaned = 0.000161482 Jy ! Component: 150 - total flux cleaned = 0.000313722 Jy ! Component: 200 - total flux cleaned = 0.000406462 Jy ! Total flux subtracted in 200 components = 0.000406462 Jy ! Clean residual min=-0.002912 max=0.002677 Jy/beam ! Clean residual mean=-0.000015 rms=0.000745 Jy/beam ! Combined flux in latest and established models = 0.658978 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 53 components and 0.658978 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.232722Jy sigma=0.001298 ! Fit after self-cal, rms=0.232704Jy sigma=0.001298 ! Inverting map 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=0.232704Jy sigma=0.001298 ! Fit after self-cal, rms=0.233292Jy sigma=0.001298 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.675 mas, bmaj=2.927 mas, bpa=-43.58 degrees ! Estimated noise=796.317 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00163815 Jy ! Component: 100 - total flux cleaned = 0.00163045 Jy ! Component: 150 - total flux cleaned = 0.00162738 Jy ! Component: 200 - total flux cleaned = 0.00162514 Jy ! Total flux subtracted in 200 components = 0.00162514 Jy ! Clean residual min=-0.002581 max=0.002328 Jy/beam ! Clean residual mean=-0.000120 rms=0.000874 Jy/beam ! Combined flux in latest and established models = 0.660603 Jy selfcal ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 55 components and 0.660603 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.233302Jy sigma=0.001298 ! Fit after self-cal, rms=0.233269Jy sigma=0.001298 flux_cutoff = imstat(rms) * dynam ! Inverting map 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 = 0.000148911 Jy ! Component: 100 - total flux cleaned = 0.000179465 Jy ! Component: 150 - total flux cleaned = 0.000198451 Jy ! Component: 200 - total flux cleaned = 0.000213201 Jy ! Total flux subtracted in 200 components = 0.000213201 Jy ! Clean residual min=-0.002586 max=0.002413 Jy/beam ! Clean residual mean=-0.000136 rms=0.000878 Jy/beam ! Combined flux in latest and established models = 0.660817 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 57 components and 0.660817 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.233282Jy sigma=0.001298 ! Fit after self-cal, rms=0.233267Jy sigma=0.001298 ! Inverting map 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 ! Estimated beam: bmin=0.7904 mas, bmaj=1.093 mas, bpa=-21.28 degrees ! Estimated noise=596.598 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7904 x 1.093 at -21.28 degrees (North through East) ! Clean map min=-0.0024921 max=0.43711 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 ! Estimated beam: bmin=0.7238 mas, bmaj=0.8255 mas, bpa=-24.03 degrees ! Estimated noise=940.53 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.34331 Jy ! Component: 100 - total flux cleaned = 0.475786 Jy ! Component: 150 - total flux cleaned = 0.545277 Jy ! Component: 200 - total flux cleaned = 0.583936 Jy ! Total flux subtracted in 200 components = 0.583936 Jy ! Clean residual min=-0.006900 max=0.019154 Jy/beam ! Clean residual mean=0.000357 rms=0.002363 Jy/beam ! Combined flux in latest and established models = 0.583936 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 14 model components to the UV plane model. ! The established model now contains 14 components and 0.583936 Jy ! Inverting map and beam ! Estimated beam: bmin=0.7904 mas, bmaj=1.093 mas, bpa=-21.28 degrees ! Estimated noise=596.598 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 = 0.0354509 Jy ! Component: 100 - total flux cleaned = 0.0537767 Jy ! Component: 150 - total flux cleaned = 0.0638074 Jy ! Component: 200 - total flux cleaned = 0.0695446 Jy ! Total flux subtracted in 200 components = 0.0695446 Jy ! Clean residual min=-0.002671 max=0.003849 Jy/beam ! Clean residual mean=0.000200 rms=0.000817 Jy/beam ! Combined flux in latest and established models = 0.653481 Jy ! Adding 33 model components to the UV plane model. ! The established model now contains 37 components and 0.653481 Jy ! Inverting map ! Added new window around map position (-2.2, -1). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0038212 Jy ! Component: 100 - total flux cleaned = 0.00624246 Jy ! Component: 150 - total flux cleaned = 0.00786676 Jy ! Component: 200 - total flux cleaned = 0.00873591 Jy ! Total flux subtracted in 200 components = 0.00873591 Jy ! Clean residual min=-0.002715 max=0.002314 Jy/beam ! Clean residual mean=-0.000096 rms=0.000687 Jy/beam ! Combined flux in latest and established models = 0.662217 Jy ! Adding 16 model components to the UV plane model. ! The established model now contains 46 components and 0.662217 Jy ! Inverting map 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 ! Estimated beam: bmin=2.675 mas, bmaj=2.927 mas, bpa=-43.58 degrees ! Estimated noise=796.317 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000192572 Jy ! Component: 100 - total flux cleaned = 0.000274194 Jy ! Component: 150 - total flux cleaned = 0.000274959 Jy ! Component: 200 - total flux cleaned = 0.000295239 Jy ! Total flux subtracted in 200 components = 0.000295239 Jy ! Clean residual min=-0.002719 max=0.002187 Jy/beam ! Clean residual mean=-0.000267 rms=0.000832 Jy/beam ! Combined flux in latest and established models = 0.662512 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 = 1.73084e-05 Jy ! Component: 100 - total flux cleaned = 3.33168e-05 Jy ! Component: 150 - total flux cleaned = 3.24754e-05 Jy ! Component: 200 - total flux cleaned = 4.6917e-05 Jy ! Total flux subtracted in 200 components = 4.6917e-05 Jy ! Clean residual min=-0.002750 max=0.002170 Jy/beam ! Clean residual mean=-0.000270 rms=0.000824 Jy/beam ! Combined flux in latest and established models = 0.662559 Jy ! Adding 14 model components to the UV plane model. ! The established model now contains 57 components and 0.662559 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.7904 mas, bmaj=1.093 mas, bpa=-21.28 degrees ! Estimated noise=596.598 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000240057 Jy ! Component: 100 - total flux cleaned = 0.00024019 Jy ! Component: 150 - total flux cleaned = 0.000240066 Jy ! Component: 200 - total flux cleaned = 0.000270448 Jy ! Total flux subtracted in 200 components = 0.000270448 Jy ! Clean residual min=-0.002676 max=0.002207 Jy/beam ! Clean residual mean=-0.000118 rms=0.000680 Jy/beam ! Combined flux in latest and established models = 0.662829 Jy selfcal ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 67 components and 0.662829 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.233194Jy sigma=0.001297 ! Fit after self-cal, rms=0.233186Jy sigma=0.001296 wmodel J1739+4737_X_2010_10_13_pus_map.mod ! Writing 67 model components to file: J1739+4737_X_2010_10_13_pus_map.mod wobs J1739+4737_X_2010_10_13_pus_uvs.fits ! Writing UV FITS file: J1739+4737_X_2010_10_13_pus_uvs.fits wwins J1739+4737_X_2010_10_13_pus_map.win ! wwins: Wrote 3 windows to J1739+4737_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 ! clean: niter=1024 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = -0.0010973 Jy ! Component: 100 - total flux cleaned = -0.00147791 Jy ! Component: 150 - total flux cleaned = -0.00180327 Jy ! Component: 200 - total flux cleaned = -0.00215658 Jy ! Component: 250 - total flux cleaned = -0.00246073 Jy ! Component: 300 - total flux cleaned = -0.00275584 Jy ! Component: 350 - total flux cleaned = -0.00293544 Jy ! Component: 400 - total flux cleaned = -0.00307566 Jy ! Component: 450 - total flux cleaned = -0.00317876 Jy ! Component: 500 - total flux cleaned = -0.00331321 Jy ! Component: 550 - total flux cleaned = -0.00337898 Jy ! Component: 600 - total flux cleaned = -0.00347593 Jy ! Component: 650 - total flux cleaned = -0.00357104 Jy ! Component: 700 - total flux cleaned = -0.00360227 Jy ! Component: 750 - total flux cleaned = -0.00363307 Jy ! Component: 800 - total flux cleaned = -0.00369372 Jy ! Component: 850 - total flux cleaned = -0.00366377 Jy ! Component: 900 - total flux cleaned = -0.0036637 Jy ! Component: 950 - total flux cleaned = -0.00366382 Jy ! Component: 1000 - total flux cleaned = -0.00363522 Jy ! Total flux subtracted in 1024 components = -0.00366389 Jy ! Clean residual min=-0.001576 max=0.001427 Jy/beam ! Clean residual mean=-0.000017 rms=0.000562 Jy/beam ! Combined flux in latest and established models = 0.659165 Jy keep ! Adding 66 model components to the UV plane model. ! The established model now contains 133 components and 0.659165 Jy ![Exited script file: muppet] wmap "J1739+4737_X_2010_10_13_pus\_map.fits" ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7904 x 1.093 at -21.28 degrees (North through East) ! Clean map min=-0.0024407 max=0.43577 Jy/beam ! Writing clean map to FITS file: J1739+4737_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 0.435772 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000556896 device "J1739+4737_X_2010_10_13_pus\_map.eps/VPS" ! Attempting to open device: 'J1739+4737_X_2010_10_13_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.383386 0.383386 0.766772 1.53354 3.06709 6.13418 12.2684 24.5367 49.0734 98.1469 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0016 print "peak=",int(1000*peak_flux)/1000 ! peak= 0.435 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7904 x 1.093 at -21.28 degrees (North through East) ! Clean map min=-0.0024407 max=0.43577 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J1739+4737_X_2010_10_13_pus\_map.gif/vgif" ! Attempting to open device: 'J1739+4737_X_2010_10_13_pus_map.gif/vgif' mapplot cln