! Started logfile: J1923-2104_X_2010_10_13_pus_uvs.log on Mon Feb 28 17:18:34 2011 obs J1923-2104_X_2010_10_13_pus_uva.fits ! Reading UV FITS file: J1923-2104_X_2010_10_13_pus_uva.fits ! AN table 1: 42 integrations on 105 of 105 possible baselines. ! AN table 2: 80 integrations on 105 of 105 possible baselines. ! AN table 3: 19 integrations on 105 of 105 possible baselines. ! AN table 4: 23 integrations on 105 of 105 possible baselines. ! Apparent sampling: 0.128223 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J1923-2104 ! ! 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 8832 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 J1923-2104_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 308 telescope corrections were flagged in sub-array 1. ! A total of 918 telescope corrections were flagged in sub-array 2. ! A total of 222 telescope corrections were flagged in sub-array 3. ! A total of 273 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 2. ! A total of 308 telescope corrections were flagged in sub-array 1. ! A total of 918 telescope corrections were flagged in sub-array 2. ! A total of 222 telescope corrections were flagged in sub-array 3. ! A total of 273 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 3. ! A total of 308 telescope corrections were flagged in sub-array 1. ! A total of 918 telescope corrections were flagged in sub-array 2. ! A total of 222 telescope corrections were flagged in sub-array 3. ! A total of 273 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 4. ! A total of 308 telescope corrections were flagged in sub-array 1. ! A total of 918 telescope corrections were flagged in sub-array 2. ! A total of 222 telescope corrections were flagged in sub-array 3. ! A total of 273 telescope corrections were flagged in sub-array 4. ! ! Fit before self-cal, rms=0.570534Jy sigma=0.005841 ! Fit after self-cal, rms=0.539397Jy sigma=0.005602 ! 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 9.04% of the data. ! The x-axis pixel size should ideally be below 0.1609 milli-arcsec ! Estimated beam: bmin=0.5633 mas, bmaj=1.219 mas, bpa=23.88 degrees ! Estimated noise=1471.78 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 = 0.674959 Jy ! Component: 100 - total flux cleaned = 0.871476 Jy ! Total flux subtracted in 100 components = 0.871476 Jy ! Clean residual min=-0.088873 max=0.127132 Jy/beam ! Clean residual mean=0.007254 rms=0.031363 Jy/beam ! Combined flux in latest and established models = 0.871476 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 10 components and 0.871476 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.512762Jy sigma=0.005680 ! Fit after self-cal, rms=0.512601Jy sigma=0.005679 ! Inverting map ! Your choice of large map pixels excluded 9.04% of the data. ! The x-axis pixel size should ideally be below 0.1609 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 9.04% of the data. ! The x-axis pixel size should ideally be below 0.1609 milli-arcsec ! Estimated beam: bmin=0.8696 mas, bmaj=1.716 mas, bpa=11.73 degrees ! Estimated noise=799.752 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 = 0.22507 Jy ! Component: 100 - total flux cleaned = 0.338229 Jy ! Component: 150 - total flux cleaned = 0.397002 Jy ! Component: 200 - total flux cleaned = 0.427519 Jy ! Total flux subtracted in 200 components = 0.427519 Jy ! Clean residual min=-0.070480 max=0.170270 Jy/beam ! Clean residual mean=0.017587 rms=0.040546 Jy/beam ! Combined flux in latest and established models = 1.29899 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 22 components and 1.29899 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.436432Jy sigma=0.004714 ! Fit after self-cal, rms=0.435599Jy sigma=0.004710 ! Inverting map ! Your choice of large map pixels excluded 9.04% of the data. ! The x-axis pixel size should ideally be below 0.1609 milli-arcsec print "************** FINISHED NATURAL WEIGHTING CLEAN **************" ! ************** FINISHED NATURAL WEIGHTING CLEAN ************** ! gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 0.76 HH 1.21 HN 0.88 ! KB 1.00* KK 0.83 KP 0.89 LA 0.92 ! MK 0.90 NL 2.09 NY 1.00* OV 0.91 ! PT 0.88 SC 1.03 TS 1.00* ! ! A total of 36 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 0.77 HH 1.12 HN 1.18 ! KB 1.00* KK 1.00* KP 0.92 LA 0.94 ! MK 1.00* NL 8.00 NY 1.00* OV 1.00* ! PT 0.93 SC 1.04 TS 1.00* ! ! A total of 15 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.96 FD 1.00* HH 1.00* HN 1.00* ! KB 1.00* KK 0.94 KP 0.92 LA 1.00* ! MK 0.95 NL 1.00* NY 1.00* OV 0.86 ! PT 1.00* SC 1.00* TS 1.00* ! ! Telescope amplitude corrections in sub-array 4: ! BR 1.00* FD 1.00* HH 1.00* HN 1.00* ! KB 0.85 KK 0.91 KP 1.00* LA 1.00* ! MK 1.15 NL 1.00* NY 1.00* OV 1.00* ! PT 1.00* SC 1.00* TS 0.86 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 0.90 HH 1.24 HN 0.91 ! KB 1.00* KK 0.88 KP 0.89 LA 0.89 ! MK 0.86 NL 2.15 NY 1.00* OV 0.93 ! PT 0.89 SC 1.04 TS 1.00* ! ! A total of 36 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 0.88 HH 1.13 HN 1.24 ! KB 1.00* KK 1.00* KP 0.93 LA 0.93 ! MK 1.00* NL 8.07 NY 1.00* OV 1.00* ! PT 0.96 SC 1.04 TS 1.00* ! ! A total of 15 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.01 FD 1.00* HH 1.00* HN 1.00* ! KB 1.00* KK 0.93 KP 0.91 LA 1.00* ! MK 0.90 NL 1.00* NY 1.00* OV 0.88 ! PT 1.00* SC 1.00* TS 1.00* ! ! Telescope amplitude corrections in sub-array 4: ! BR 1.00* FD 1.00* HH 1.00* HN 1.00* ! KB 0.86 KK 0.88 KP 1.00* LA 1.00* ! MK 1.09 NL 1.00* NY 1.00* OV 1.00* ! PT 1.00* SC 1.00* TS 0.87 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 0.89 HH 1.36 HN 0.89 ! KB 1.00* KK 0.85 KP 0.89 LA 0.87 ! MK 0.91 NL 1.96 NY 1.00* OV 0.92 ! PT 0.93 SC 1.02 TS 1.00* ! ! A total of 36 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 0.89 HH 1.12 HN 1.16 ! KB 1.00* KK 1.00* KP 0.93 LA 0.90 ! MK 1.00* NL 9.38 NY 1.00* OV 1.00* ! PT 1.00 SC 1.06 TS 1.00* ! ! A total of 15 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.01 FD 1.00* HH 1.00* HN 1.00* ! KB 1.00* KK 0.89 KP 0.91 LA 1.00* ! MK 0.97 NL 1.00* NY 1.00* OV 0.86 ! PT 1.00* SC 1.00* TS 1.00* ! ! Telescope amplitude corrections in sub-array 4: ! BR 1.00* FD 1.00* HH 1.00* HN 1.00* ! KB 0.85 KK 0.89 KP 1.00* LA 1.00* ! MK 1.20 NL 1.00* NY 1.00* OV 1.00* ! PT 1.00* SC 1.00* TS 0.85 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.11 FD 0.91 HH 1.43 HN 0.87 ! KB 1.00* KK 0.85 KP 0.89 LA 0.94 ! MK 0.90 NL 1.98 NY 1.00* OV 0.96 ! PT 0.91 SC 1.01 TS 1.00* ! ! A total of 36 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 0.90 HH 1.15 HN 1.20 ! KB 1.00* KK 1.00* KP 0.93 LA 0.97 ! MK 1.00* NL 10.79 NY 1.00* OV 1.00* ! PT 0.96 SC 1.05 TS 1.00* ! ! A total of 15 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.04 FD 1.00* HH 1.00* HN 1.00* ! KB 1.00* KK 0.91 KP 0.92 LA 1.00* ! MK 0.93 NL 1.00* NY 1.00* OV 0.92 ! PT 1.00* SC 1.00* TS 1.00* ! ! Telescope amplitude corrections in sub-array 4: ! BR 1.00* FD 1.00* HH 1.00* HN 1.00* ! KB 0.84 KK 0.95 KP 1.00* LA 1.00* ! MK 1.19 NL 1.00* NY 1.00* OV 1.00* ! PT 1.00* SC 1.00* TS 0.78 ! ! ! Fit before self-cal, rms=0.435599Jy sigma=0.004710 ! Fit after self-cal, rms=0.638876Jy sigma=0.002689 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Your choice of large map pixels excluded 9.07% of the data. ! The x-axis pixel size should ideally be below 0.1609 milli-arcsec ! Estimated beam: bmin=0.8877 mas, bmaj=1.901 mas, bpa=7.861 degrees ! Estimated noise=829.601 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 = 0.00546363 Jy ! Component: 100 - total flux cleaned = 0.00649779 Jy ! Component: 150 - total flux cleaned = 0.00654157 Jy ! Component: 200 - total flux cleaned = 0.00738239 Jy ! Total flux subtracted in 200 components = 0.00738239 Jy ! Clean residual min=-0.064315 max=0.072177 Jy/beam ! Clean residual mean=0.001281 rms=0.018587 Jy/beam ! Combined flux in latest and established models = 1.30638 Jy ! Performing phase self-cal ! Adding 5 model components to the UV plane model. ! The established model now contains 25 components and 1.30638 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.634466Jy sigma=0.002650 ! Fit after self-cal, rms=0.639980Jy sigma=0.002645 ! Inverting map ! Your choice of large map pixels excluded 9.07% of the data. ! The x-axis pixel size should ideally be below 0.1609 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=0.639980Jy sigma=0.002645 ! Fit after self-cal, rms=0.648076Jy sigma=0.001492 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 9.07% of the data. ! The x-axis pixel size should ideally be below 0.1609 milli-arcsec ! Estimated beam: bmin=0.8814 mas, bmaj=1.854 mas, bpa=10.25 degrees ! Estimated noise=829.847 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00245228 Jy ! Component: 100 - total flux cleaned = 0.00245381 Jy ! Component: 150 - total flux cleaned = 0.00275793 Jy ! Component: 200 - total flux cleaned = 0.00276326 Jy ! Total flux subtracted in 200 components = 0.00276326 Jy ! Clean residual min=-0.018234 max=0.029605 Jy/beam ! Clean residual mean=0.000837 rms=0.005757 Jy/beam ! Combined flux in latest and established models = 1.30914 Jy selfcal ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 28 components and 1.30914 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.647730Jy sigma=0.001488 ! Fit after self-cal, rms=0.648224Jy sigma=0.001487 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 9.07% of the data. ! The x-axis pixel size should ideally be below 0.1609 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 (-0.4, 3.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0243254 Jy ! Component: 100 - total flux cleaned = 0.024375 Jy ! Component: 150 - total flux cleaned = 0.0247943 Jy ! Component: 200 - total flux cleaned = 0.0247971 Jy ! Total flux subtracted in 200 components = 0.0247971 Jy ! Clean residual min=-0.018201 max=0.021840 Jy/beam ! Clean residual mean=-0.000417 rms=0.004578 Jy/beam ! Combined flux in latest and established models = 1.33394 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 39 components and 1.33394 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.647164Jy sigma=0.001436 ! Fit after self-cal, rms=0.646805Jy sigma=0.001428 ! Inverting map ! Your choice of large map pixels excluded 9.07% of the data. ! The x-axis pixel size should ideally be below 0.1609 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=0.646805Jy sigma=0.001428 ! Fit after self-cal, rms=0.633023Jy sigma=0.001405 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 9.07% of the data. ! The x-axis pixel size should ideally be below 0.1609 milli-arcsec ! Estimated beam: bmin=0.8791 mas, bmaj=1.857 mas, bpa=10.18 degrees ! Estimated noise=829.096 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.01635 Jy ! Component: 100 - total flux cleaned = 0.0175971 Jy ! Component: 150 - total flux cleaned = 0.0182568 Jy ! Component: 200 - total flux cleaned = 0.018548 Jy ! Total flux subtracted in 200 components = 0.018548 Jy ! Clean residual min=-0.015328 max=0.018050 Jy/beam ! Clean residual mean=-0.000313 rms=0.003731 Jy/beam ! Combined flux in latest and established models = 1.35249 Jy selfcal ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 47 components and 1.35249 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.632511Jy sigma=0.001382 ! Fit after self-cal, rms=0.632155Jy sigma=0.001378 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 9.07% of the data. ! The x-axis pixel size should ideally be below 0.1609 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 = 0.00316693 Jy ! Component: 100 - total flux cleaned = 0.00399662 Jy ! Component: 150 - total flux cleaned = 0.00399664 Jy ! Component: 200 - total flux cleaned = 0.00378079 Jy ! Total flux subtracted in 200 components = 0.00378079 Jy ! Clean residual min=-0.017291 max=0.017147 Jy/beam ! Clean residual mean=-0.000496 rms=0.003703 Jy/beam ! Combined flux in latest and established models = 1.35627 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 49 components and 1.35627 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.631972Jy sigma=0.001370 ! Fit after self-cal, rms=0.631849Jy sigma=0.001369 ! Inverting map ! Your choice of large map pixels excluded 9.07% of the data. ! The x-axis pixel size should ideally be below 0.1609 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=0.631849Jy sigma=0.001369 ! Fit after self-cal, rms=0.623524Jy sigma=0.001360 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 9.07% of the data. ! The x-axis pixel size should ideally be below 0.1609 milli-arcsec ! Estimated beam: bmin=2.563 mas, bmaj=4.933 mas, bpa=-4.388 degrees ! Estimated noise=955.079 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00895421 Jy ! Component: 100 - total flux cleaned = 0.0095158 Jy ! Component: 150 - total flux cleaned = 0.00989046 Jy ! Component: 200 - total flux cleaned = 0.0101763 Jy ! Total flux subtracted in 200 components = 0.0101763 Jy ! Clean residual min=-0.011841 max=0.013734 Jy/beam ! Clean residual mean=-0.000094 rms=0.003436 Jy/beam ! Combined flux in latest and established models = 1.36644 Jy selfcal ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 53 components and 1.36644 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.623473Jy sigma=0.001355 ! Fit after self-cal, rms=0.623176Jy sigma=0.001350 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 9.07% of the data. ! The x-axis pixel size should ideally be below 0.1609 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 = 0.00153984 Jy ! Component: 100 - total flux cleaned = 0.00177172 Jy ! Component: 150 - total flux cleaned = 0.00195229 Jy ! Component: 200 - total flux cleaned = 0.00207685 Jy ! Total flux subtracted in 200 components = 0.00207685 Jy ! Clean residual min=-0.013580 max=0.013288 Jy/beam ! Clean residual mean=-0.000278 rms=0.003574 Jy/beam ! Combined flux in latest and established models = 1.36852 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 57 components and 1.36852 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.623235Jy sigma=0.001353 ! Fit after self-cal, rms=0.623058Jy sigma=0.001350 ! Inverting map ! Your choice of large map pixels excluded 9.07% of the data. ! The x-axis pixel size should ideally be below 0.1609 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 9.07% of the data. ! The x-axis pixel size should ideally be below 0.1609 milli-arcsec ! Estimated beam: bmin=0.8792 mas, bmaj=1.856 mas, bpa=10.17 degrees ! Estimated noise=828.046 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8792 x 1.856 at 10.17 degrees (North through East) ! Clean map min=-0.012214 max=0.89092 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=0.623058Jy sigma=0.001350 ! Fit after self-cal, rms=1.123532Jy sigma=0.001211 ! Inverting map and beam ! Your choice of large map pixels excluded 9.07% of the data. ! The x-axis pixel size should ideally be below 0.1609 milli-arcsec ! Estimated beam: bmin=0.8777 mas, bmaj=1.849 mas, bpa=10.81 degrees ! Estimated noise=830.56 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00805642 Jy ! Component: 100 - total flux cleaned = 0.00944212 Jy ! Component: 150 - total flux cleaned = 0.00963386 Jy ! Component: 200 - total flux cleaned = 0.00979976 Jy ! Total flux subtracted in 200 components = 0.00979976 Jy ! Clean residual min=-0.011118 max=0.014594 Jy/beam ! Clean residual mean=-0.000003 rms=0.002788 Jy/beam ! Combined flux in latest and established models = 1.37832 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 62 components and 1.37832 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=1.123446Jy sigma=0.001204 ! Fit after self-cal, rms=1.123552Jy sigma=0.001203 ! Inverting map ! Your choice of large map pixels excluded 9.07% of the data. ! The x-axis pixel size should ideally be below 0.1609 milli-arcsec ! Added new window around map position (4.2, 4.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0108938 Jy ! Component: 100 - total flux cleaned = 0.012497 Jy ! Component: 150 - total flux cleaned = 0.0129352 Jy ! Component: 200 - total flux cleaned = 0.0131331 Jy ! Total flux subtracted in 200 components = 0.0131331 Jy ! Clean residual min=-0.012176 max=0.008211 Jy/beam ! Clean residual mean=-0.000669 rms=0.002179 Jy/beam ! Combined flux in latest and established models = 1.39145 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 75 components and 1.39145 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=1.123290Jy sigma=0.001190 ! Fit after self-cal, rms=1.123646Jy sigma=0.001189 ! Inverting map ! Your choice of large map pixels excluded 9.07% of the data. ! The x-axis pixel size should ideally be below 0.1609 milli-arcsec ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=1.123646Jy sigma=0.001189 ! Fit after self-cal, rms=1.106064Jy sigma=0.001186 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 9.07% of the data. ! The x-axis pixel size should ideally be below 0.1609 milli-arcsec ! Estimated beam: bmin=0.5733 mas, bmaj=1.258 mas, bpa=21.18 degrees ! Estimated noise=1552.55 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.704255 Jy ! Component: 100 - total flux cleaned = 0.919287 Jy ! Component: 150 - total flux cleaned = 1.03248 Jy ! Component: 200 - total flux cleaned = 1.10928 Jy ! Total flux subtracted in 200 components = 1.10928 Jy ! Clean residual min=-0.018928 max=0.044618 Jy/beam ! Clean residual mean=0.002616 rms=0.008649 Jy/beam ! Combined flux in latest and established models = 1.10928 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 30 model components to the UV plane model. ! The established model now contains 30 components and 1.10928 Jy ! Inverting map and beam ! Your choice of large map pixels excluded 9.07% of the data. ! The x-axis pixel size should ideally be below 0.1609 milli-arcsec ! Estimated beam: bmin=0.8771 mas, bmaj=1.848 mas, bpa=10.78 degrees ! Estimated noise=828.911 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 = 0.118675 Jy ! Component: 100 - total flux cleaned = 0.182169 Jy ! Component: 150 - total flux cleaned = 0.21936 Jy ! Component: 200 - total flux cleaned = 0.242733 Jy ! Total flux subtracted in 200 components = 0.242733 Jy ! Clean residual min=-0.007100 max=0.020154 Jy/beam ! Clean residual mean=0.002000 rms=0.004000 Jy/beam ! Combined flux in latest and established models = 1.35201 Jy ! Adding 60 model components to the UV plane model. ! The established model now contains 80 components and 1.35201 Jy ! Inverting map ! Your choice of large map pixels excluded 9.07% of the data. ! The x-axis pixel size should ideally be below 0.1609 milli-arcsec ! Added new window around map position (1.6, 2.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0181783 Jy ! Component: 100 - total flux cleaned = 0.0279501 Jy ! Component: 150 - total flux cleaned = 0.0326017 Jy ! Component: 200 - total flux cleaned = 0.0347886 Jy ! Total flux subtracted in 200 components = 0.0347886 Jy ! Clean residual min=-0.005501 max=0.008687 Jy/beam ! Clean residual mean=0.000244 rms=0.001914 Jy/beam ! Combined flux in latest and established models = 1.3868 Jy ! Adding 32 model components to the UV plane model. ! The established model now contains 105 components and 1.3868 Jy ! Inverting map ! Your choice of large map pixels excluded 9.07% of the data. ! The x-axis pixel size should ideally be below 0.1609 milli-arcsec ! Added new window around map position (-5.4, 1.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00685683 Jy ! Component: 100 - total flux cleaned = 0.00797618 Jy ! Component: 150 - total flux cleaned = 0.00845934 Jy ! Component: 200 - total flux cleaned = 0.00876033 Jy ! Total flux subtracted in 200 components = 0.00876033 Jy ! Clean residual min=-0.005648 max=0.005405 Jy/beam ! Clean residual mean=-0.000219 rms=0.001616 Jy/beam ! Combined flux in latest and established models = 1.39556 Jy ! Adding 28 model components to the UV plane model. ! The established model now contains 122 components and 1.39556 Jy ! Inverting map ! Your choice of large map pixels excluded 9.07% of the data. ! The x-axis pixel size should ideally be below 0.1609 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 9.07% of the data. ! The x-axis pixel size should ideally be below 0.1609 milli-arcsec ! Estimated beam: bmin=2.551 mas, bmaj=4.889 mas, bpa=-4.188 degrees ! Estimated noise=957.421 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00185949 Jy ! Component: 100 - total flux cleaned = 0.00195635 Jy ! Component: 150 - total flux cleaned = 0.00213165 Jy ! Component: 200 - total flux cleaned = 0.00221812 Jy ! Total flux subtracted in 200 components = 0.00221812 Jy ! Clean residual min=-0.004878 max=0.004197 Jy/beam ! Clean residual mean=-0.000558 rms=0.001412 Jy/beam ! Combined flux in latest and established models = 1.39778 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 = 7.8387e-05 Jy ! Component: 100 - total flux cleaned = 0.000154548 Jy ! Component: 150 - total flux cleaned = 0.000291976 Jy ! Component: 200 - total flux cleaned = 0.000293021 Jy ! Total flux subtracted in 200 components = 0.000293021 Jy ! Clean residual min=-0.004761 max=0.004307 Jy/beam ! Clean residual mean=-0.000581 rms=0.001356 Jy/beam ! Combined flux in latest and established models = 1.39807 Jy ! Adding 25 model components to the UV plane model. ! The established model now contains 144 components and 1.39807 Jy ! Inverting map ! Your choice of large map pixels excluded 9.07% of the data. ! The x-axis pixel size should ideally be below 0.1609 milli-arcsec uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Your choice of large map pixels excluded 9.07% of the data. ! The x-axis pixel size should ideally be below 0.1609 milli-arcsec ! Estimated beam: bmin=0.8771 mas, bmaj=1.848 mas, bpa=10.78 degrees ! Estimated noise=828.911 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000217916 Jy ! Component: 100 - total flux cleaned = 3.52431e-05 Jy ! Component: 150 - total flux cleaned = -7.90222e-05 Jy ! Component: 200 - total flux cleaned = 3.18318e-05 Jy ! Total flux subtracted in 200 components = 3.18318e-05 Jy ! Clean residual min=-0.005640 max=0.004775 Jy/beam ! Clean residual mean=-0.000327 rms=0.001460 Jy/beam ! Combined flux in latest and established models = 1.3981 Jy selfcal ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 161 components and 1.3981 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=1.105819Jy sigma=0.001181 ! Fit after self-cal, rms=1.105591Jy sigma=0.001172 wmodel J1923-2104_X_2010_10_13_pus_map.mod ! Writing 161 model components to file: J1923-2104_X_2010_10_13_pus_map.mod wobs J1923-2104_X_2010_10_13_pus_uvs.fits ! Writing UV FITS file: J1923-2104_X_2010_10_13_pus_uvs.fits wwins J1923-2104_X_2010_10_13_pus_map.win ! wwins: Wrote 5 windows to J1923-2104_X_2010_10_13_pus_map.win x = (field_size-8) * field_cell / 4 addwin -x,x,-x,x clean (field_size*4),0.01 ! Inverting map ! Your choice of large map pixels excluded 9.07% of the data. ! The x-axis pixel size should ideally be below 0.1609 milli-arcsec ! clean: niter=1024 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = -0.000244286 Jy ! Component: 100 - total flux cleaned = -0.000887681 Jy ! Component: 150 - total flux cleaned = -0.0012294 Jy ! Component: 200 - total flux cleaned = -0.00179509 Jy ! Component: 250 - total flux cleaned = -0.00240699 Jy ! Component: 300 - total flux cleaned = -0.00270026 Jy ! Component: 350 - total flux cleaned = -0.00298418 Jy ! Component: 400 - total flux cleaned = -0.00326044 Jy ! Component: 450 - total flux cleaned = -0.00339428 Jy ! Component: 500 - total flux cleaned = -0.00352504 Jy ! Component: 550 - total flux cleaned = -0.00358915 Jy ! Component: 600 - total flux cleaned = -0.00377782 Jy ! Component: 650 - total flux cleaned = -0.00396134 Jy ! Component: 700 - total flux cleaned = -0.00402175 Jy ! Component: 750 - total flux cleaned = -0.00419961 Jy ! Component: 800 - total flux cleaned = -0.00437378 Jy ! Component: 850 - total flux cleaned = -0.00448854 Jy ! Component: 900 - total flux cleaned = -0.0047129 Jy ! Component: 950 - total flux cleaned = -0.00487766 Jy ! Component: 1000 - total flux cleaned = -0.00504067 Jy ! Total flux subtracted in 1024 components = -0.00520093 Jy ! Clean residual min=-0.003016 max=0.002998 Jy/beam ! Clean residual mean=-0.000024 rms=0.001046 Jy/beam ! Combined flux in latest and established models = 1.3929 Jy keep ! Adding 55 model components to the UV plane model. ! The established model now contains 215 components and 1.3929 Jy ![Exited script file: muppet] wmap "J1923-2104_X_2010_10_13_pus\_map.fits" ! Inverting map ! Your choice of large map pixels excluded 9.07% of the data. ! The x-axis pixel size should ideally be below 0.1609 milli-arcsec ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8771 x 1.848 at 10.78 degrees (North through East) ! Clean map min=-0.0078668 max=0.89639 Jy/beam ! Writing clean map to FITS file: J1923-2104_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 0.896387 invert ! Inverting map ! Your choice of large map pixels excluded 9.07% of the data. ! The x-axis pixel size should ideally be below 0.1609 milli-arcsec float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.001039 device "J1923-2104_X_2010_10_13_pus\_map.eps/VPS" ! Attempting to open device: 'J1923-2104_X_2010_10_13_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.34773 0.34773 0.69546 1.39092 2.78184 5.56368 11.1274 22.2547 44.5094 89.0189 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0031 print "peak=",int(1000*peak_flux)/1000 ! peak= 0.896 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8771 x 1.848 at 10.78 degrees (North through East) ! Clean map min=-0.0078668 max=0.89639 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J1923-2104_X_2010_10_13_pus\_map.gif/vgif" ! Attempting to open device: 'J1923-2104_X_2010_10_13_pus_map.gif/vgif' mapplot cln