! Started logfile: J1037-2934_X_2010_10_13_pus_uvs.log on Mon Feb 28 17:16:28 2011 obs J1037-2934_X_2010_10_13_pus_uva.fits ! Reading UV FITS file: J1037-2934_X_2010_10_13_pus_uva.fits ! AN table 1: 63 integrations on 105 of 105 possible baselines. ! AN table 2: 24 integrations on 105 of 105 possible baselines. ! AN table 3: 123 integrations on 105 of 105 possible baselines. ! Apparent sampling: 0.0863946 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J1037-2934 ! ! 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 7620 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 J1037-2934_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 624 telescope corrections were flagged in sub-array 1. ! A total of 360 telescope corrections were flagged in sub-array 2. ! A total of 1491 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 2. ! A total of 624 telescope corrections were flagged in sub-array 1. ! A total of 360 telescope corrections were flagged in sub-array 2. ! A total of 1491 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 3. ! A total of 624 telescope corrections were flagged in sub-array 1. ! A total of 360 telescope corrections were flagged in sub-array 2. ! A total of 1491 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 4. ! A total of 624 telescope corrections were flagged in sub-array 1. ! A total of 360 telescope corrections were flagged in sub-array 2. ! A total of 1491 telescope corrections were flagged in sub-array 3. ! ! Fit before self-cal, rms=0.598452Jy sigma=0.005823 ! Fit after self-cal, rms=0.530411Jy sigma=0.005143 ! 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 0.165% of the data. ! The x-axis pixel size should ideally be below 0.1992 milli-arcsec ! Estimated beam: bmin=0.5541 mas, bmaj=1.34 mas, bpa=-14.47 degrees ! Estimated noise=1450.82 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 = 0.491499 Jy ! Component: 100 - total flux cleaned = 0.620197 Jy ! Total flux subtracted in 100 components = 0.620197 Jy ! Clean residual min=-0.061380 max=0.197128 Jy/beam ! Clean residual mean=0.003606 rms=0.025083 Jy/beam ! Combined flux in latest and established models = 0.620197 Jy ! Performing phase self-cal ! Adding 5 model components to the UV plane model. ! The established model now contains 5 components and 0.620197 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.458298Jy sigma=0.004853 ! Fit after self-cal, rms=0.458162Jy sigma=0.004853 ! Inverting map ! Your choice of large map pixels excluded 0.165% of the data. ! The x-axis pixel size should ideally be below 0.1992 milli-arcsec ! Added new window around map position (-1.6, -0.6). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.177744 Jy ! Component: 100 - total flux cleaned = 0.264183 Jy ! Total flux subtracted in 100 components = 0.264183 Jy ! Clean residual min=-0.075223 max=0.162457 Jy/beam ! Clean residual mean=0.001735 rms=0.018481 Jy/beam ! Combined flux in latest and established models = 0.884381 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 18 components and 0.884381 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.374164Jy sigma=0.003587 ! Fit after self-cal, rms=0.351733Jy sigma=0.003342 ! Inverting map ! Your choice of large map pixels excluded 0.165% of the data. ! The x-axis pixel size should ideally be below 0.1992 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 0.165% of the data. ! The x-axis pixel size should ideally be below 0.1992 milli-arcsec ! Estimated beam: bmin=0.6809 mas, bmaj=1.597 mas, bpa=-17.97 degrees ! Estimated noise=864.259 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 = 0.146539 Jy ! Component: 100 - total flux cleaned = 0.222505 Jy ! Component: 150 - total flux cleaned = 0.266174 Jy ! Component: 200 - total flux cleaned = 0.291465 Jy ! Total flux subtracted in 200 components = 0.291465 Jy ! Clean residual min=-0.071155 max=0.110384 Jy/beam ! Clean residual mean=-0.005086 rms=0.018298 Jy/beam ! Combined flux in latest and established models = 1.17584 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 31 components and 1.17585 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.306144Jy sigma=0.002510 ! Fit after self-cal, rms=0.299508Jy sigma=0.002426 ! Inverting map ! Your choice of large map pixels excluded 0.165% of the data. ! The x-axis pixel size should ideally be below 0.1992 milli-arcsec print "************** FINISHED NATURAL WEIGHTING CLEAN **************" ! ************** FINISHED NATURAL WEIGHTING CLEAN ************** ! gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 15 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 0.77 HH 1.00* HN 1.40 ! KB 1.21 KK 1.09 KP 0.96 LA 0.91 ! MK 0.97 NL 3.55 NY 1.00* OV 0.92 ! PT 0.94 SC 1.04 TS 1.00 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.00* FD 0.00* HH 0.00* HN 0.00* ! KB 0.00* KK 0.00* KP 0.00* LA 0.00* ! MK 0.00* NL 0.00* NY 0.00* OV 0.00* ! PT 0.00* SC 0.00* TS 0.00* ! ! A total of 111 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.93 FD 0.74 HH 1.00* HN 1.24 ! KB 1.26 KK 1.01 KP 0.93 LA 1.00* ! MK 1.02 NL 2.99 NY 1.00* OV 1.00* ! PT 0.93 SC 1.00 TS 0.86 ! ! ! Correcting IF 2. ! A total of 15 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 0.91 HH 1.00* HN 1.41 ! KB 1.24 KK 1.01 KP 0.95 LA 0.87 ! MK 0.96 NL 3.87 NY 1.00* OV 0.93 ! PT 0.97 SC 1.08 TS 1.00 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.00* FD 0.00* HH 0.00* HN 0.00* ! KB 0.00* KK 0.00* KP 0.00* LA 0.00* ! MK 0.00* NL 0.00* NY 0.00* OV 0.00* ! PT 0.00* SC 0.00* TS 0.00* ! ! A total of 111 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.99 FD 0.88 HH 1.00* HN 1.40 ! KB 1.13 KK 1.02 KP 0.93 LA 1.00* ! MK 0.96 NL 2.88 NY 1.00* OV 1.00* ! PT 0.94 SC 1.01 TS 0.97 ! ! ! Correcting IF 3. ! A total of 15 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 0.90 HH 1.00* HN 1.39 ! KB 1.24 KK 1.00 KP 0.97 LA 0.85 ! MK 1.00 NL 3.98 NY 1.00* OV 0.91 ! PT 1.02 SC 1.07 TS 0.93 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.00* FD 0.00* HH 0.00* HN 0.00* ! KB 0.00* KK 0.00* KP 0.00* LA 0.00* ! MK 0.00* NL 0.00* NY 0.00* OV 0.00* ! PT 0.00* SC 0.00* TS 0.00* ! ! A total of 111 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.97 FD 0.86 HH 1.00* HN 1.43 ! KB 1.09 KK 0.99 KP 0.92 LA 1.00* ! MK 0.99 NL 3.18 NY 1.00* OV 1.00* ! PT 0.98 SC 1.07 TS 0.98 ! ! ! Correcting IF 4. ! A total of 15 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 0.91 HH 1.00* HN 1.35 ! KB 1.18 KK 0.97 KP 0.95 LA 0.94 ! MK 0.95 NL 3.89 NY 1.00* OV 0.97 ! PT 0.95 SC 1.10 TS 0.90 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.00* FD 0.00* HH 0.00* HN 0.00* ! KB 0.00* KK 0.00* KP 0.00* LA 0.00* ! MK 0.00* NL 0.00* NY 0.00* OV 0.00* ! PT 0.00* SC 0.00* TS 0.00* ! ! A total of 111 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.04 FD 0.90 HH 1.00* HN 1.50 ! KB 1.27 KK 1.01 KP 0.91 LA 1.00* ! MK 0.96 NL 3.76 NY 1.00* OV 1.00* ! PT 0.94 SC 1.00 TS 0.77 ! ! ! Fit before self-cal, rms=0.299508Jy sigma=0.002426 ! Fit after self-cal, rms=0.457225Jy sigma=0.001540 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Your choice of large map pixels excluded 0.133% of the data. ! The x-axis pixel size should ideally be below 0.1993 milli-arcsec ! Estimated beam: bmin=0.7713 mas, bmaj=2.163 mas, bpa=-4.542 degrees ! Estimated noise=1049.48 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 = -0.00665638 Jy ! Component: 100 - total flux cleaned = -0.00818506 Jy ! Component: 150 - total flux cleaned = -0.00996435 Jy ! Component: 200 - total flux cleaned = -0.0103943 Jy ! Total flux subtracted in 200 components = -0.0103943 Jy ! Clean residual min=-0.031302 max=0.020352 Jy/beam ! Clean residual mean=-0.000765 rms=0.006608 Jy/beam ! Combined flux in latest and established models = 1.16545 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 42 components and 1.16545 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.452552Jy sigma=0.001511 ! Fit after self-cal, rms=0.456418Jy sigma=0.001499 ! Inverting map ! Your choice of large map pixels excluded 0.133% of the data. ! The x-axis pixel size should ideally be below 0.1993 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=0.456418Jy sigma=0.001499 ! Fit after self-cal, rms=0.489208Jy sigma=0.001480 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 0.133% of the data. ! The x-axis pixel size should ideally be below 0.1993 milli-arcsec ! Estimated beam: bmin=0.7724 mas, bmaj=2.161 mas, bpa=-4.31 degrees ! Estimated noise=1054.53 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00537012 Jy ! Component: 100 - total flux cleaned = -0.00775921 Jy ! Component: 150 - total flux cleaned = -0.00819615 Jy ! Component: 200 - total flux cleaned = -0.00855892 Jy ! Total flux subtracted in 200 components = -0.00855892 Jy ! Clean residual min=-0.027030 max=0.016413 Jy/beam ! Clean residual mean=-0.000315 rms=0.006088 Jy/beam ! Combined flux in latest and established models = 1.15689 Jy selfcal ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 48 components and 1.15689 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.486110Jy sigma=0.001465 ! Fit after self-cal, rms=0.484743Jy sigma=0.001458 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 0.133% of the data. ! The x-axis pixel size should ideally be below 0.1993 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 = -0.00320127 Jy ! Component: 100 - total flux cleaned = -0.00360793 Jy ! Component: 150 - total flux cleaned = -0.00359097 Jy ! Component: 200 - total flux cleaned = -0.00389894 Jy ! Total flux subtracted in 200 components = -0.00389894 Jy ! Clean residual min=-0.025728 max=0.017374 Jy/beam ! Clean residual mean=-0.000215 rms=0.005792 Jy/beam ! Combined flux in latest and established models = 1.15299 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 52 components and 1.15299 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.482912Jy sigma=0.001449 ! Fit after self-cal, rms=0.481397Jy sigma=0.001445 ! Inverting map ! Your choice of large map pixels excluded 0.133% of the data. ! The x-axis pixel size should ideally be below 0.1993 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=0.481397Jy sigma=0.001445 ! Fit after self-cal, rms=0.522049Jy sigma=0.001413 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 0.133% of the data. ! The x-axis pixel size should ideally be below 0.1993 milli-arcsec ! Estimated beam: bmin=0.7732 mas, bmaj=2.152 mas, bpa=-4.303 degrees ! Estimated noise=1051.8 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00585571 Jy ! Component: 100 - total flux cleaned = -0.00623742 Jy ! Component: 150 - total flux cleaned = -0.00686939 Jy ! Component: 200 - total flux cleaned = -0.00713887 Jy ! Total flux subtracted in 200 components = -0.00713887 Jy ! Clean residual min=-0.024944 max=0.016925 Jy/beam ! Clean residual mean=0.000044 rms=0.005434 Jy/beam ! Combined flux in latest and established models = 1.14585 Jy selfcal ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 55 components and 1.14585 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.520609Jy sigma=0.001406 ! Fit after self-cal, rms=0.519604Jy sigma=0.001402 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 0.133% of the data. ! The x-axis pixel size should ideally be below 0.1993 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 = -0.00276662 Jy ! Component: 100 - total flux cleaned = -0.00275881 Jy ! Component: 150 - total flux cleaned = -0.00301764 Jy ! Component: 200 - total flux cleaned = -0.00322765 Jy ! Total flux subtracted in 200 components = -0.00322765 Jy ! Clean residual min=-0.024300 max=0.017666 Jy/beam ! Clean residual mean=0.000130 rms=0.005280 Jy/beam ! Combined flux in latest and established models = 1.14263 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 59 components and 1.14263 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.518701Jy sigma=0.001397 ! Fit after self-cal, rms=0.517619Jy sigma=0.001395 ! Inverting map ! Your choice of large map pixels excluded 0.133% of the data. ! The x-axis pixel size should ideally be below 0.1993 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=0.517619Jy sigma=0.001395 ! Fit after self-cal, rms=0.542780Jy sigma=0.001393 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 0.133% of the data. ! The x-axis pixel size should ideally be below 0.1993 milli-arcsec ! Estimated beam: bmin=2.804 mas, bmaj=6.451 mas, bpa=-1.62 degrees ! Estimated noise=1245.95 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00658121 Jy ! Component: 100 - total flux cleaned = -0.0065219 Jy ! Component: 150 - total flux cleaned = -0.00648752 Jy ! Component: 200 - total flux cleaned = -0.00647388 Jy ! Total flux subtracted in 200 components = -0.00647388 Jy ! Clean residual min=-0.028962 max=0.013171 Jy/beam ! Clean residual mean=0.000058 rms=0.007703 Jy/beam ! Combined flux in latest and established models = 1.13615 Jy selfcal ! Performing phase self-cal ! Adding 5 model components to the UV plane model. ! The established model now contains 60 components and 1.13615 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.541805Jy sigma=0.001400 ! Fit after self-cal, rms=0.540406Jy sigma=0.001383 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 0.133% of the data. ! The x-axis pixel size should ideally be below 0.1993 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 = -0.00329888 Jy ! Component: 100 - total flux cleaned = -0.00335046 Jy ! Component: 150 - total flux cleaned = -0.00337191 Jy ! Component: 200 - total flux cleaned = -0.00338613 Jy ! Total flux subtracted in 200 components = -0.00338613 Jy ! Clean residual min=-0.027801 max=0.013649 Jy/beam ! Clean residual mean=0.000245 rms=0.007519 Jy/beam ! Combined flux in latest and established models = 1.13277 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 64 components and 1.13277 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.539650Jy sigma=0.001388 ! Fit after self-cal, rms=0.538487Jy sigma=0.001378 ! Inverting map ! Your choice of large map pixels excluded 0.133% of the data. ! The x-axis pixel size should ideally be below 0.1993 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 0.133% of the data. ! The x-axis pixel size should ideally be below 0.1993 milli-arcsec ! Estimated beam: bmin=0.7736 mas, bmaj=2.15 mas, bpa=-4.271 degrees ! Estimated noise=1052.44 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7736 x 2.15 at -4.271 degrees (North through East) ! Clean map min=-0.022098 max=0.69944 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=0.538487Jy sigma=0.001378 ! Fit after self-cal, rms=0.741533Jy sigma=0.001260 ! Inverting map and beam ! Your choice of large map pixels excluded 0.133% of the data. ! The x-axis pixel size should ideally be below 0.1993 milli-arcsec ! Estimated beam: bmin=0.7705 mas, bmaj=2.147 mas, bpa=-4.024 degrees ! Estimated noise=1052.6 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00579877 Jy ! Component: 100 - total flux cleaned = -0.0066589 Jy ! Component: 150 - total flux cleaned = -0.00734395 Jy ! Component: 200 - total flux cleaned = -0.0073408 Jy ! Total flux subtracted in 200 components = -0.0073408 Jy ! Clean residual min=-0.020853 max=0.016469 Jy/beam ! Clean residual mean=0.000060 rms=0.004556 Jy/beam ! Combined flux in latest and established models = 1.12543 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 67 components and 1.12543 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.740750Jy sigma=0.001255 ! Fit after self-cal, rms=0.740029Jy sigma=0.001253 ! Inverting map ! Your choice of large map pixels excluded 0.133% of the data. ! The x-axis pixel size should ideally be below 0.1993 milli-arcsec ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00186062 Jy ! Component: 100 - total flux cleaned = -0.00209879 Jy ! Component: 150 - total flux cleaned = -0.00209912 Jy ! Component: 200 - total flux cleaned = -0.00209339 Jy ! Total flux subtracted in 200 components = -0.00209339 Jy ! Clean residual min=-0.020215 max=0.016821 Jy/beam ! Clean residual mean=0.000116 rms=0.004461 Jy/beam ! Combined flux in latest and established models = 1.12333 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 68 components and 1.12333 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.739524Jy sigma=0.001250 ! Fit after self-cal, rms=0.738911Jy sigma=0.001248 ! Inverting map ! Your choice of large map pixels excluded 0.133% of the data. ! The x-axis pixel size should ideally be below 0.1993 milli-arcsec ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.738911Jy sigma=0.001248 ! Fit after self-cal, rms=0.776876Jy sigma=0.001246 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 0.133% of the data. ! The x-axis pixel size should ideally be below 0.1993 milli-arcsec ! Estimated beam: bmin=0.5877 mas, bmaj=1.645 mas, bpa=-3.889 degrees ! Estimated noise=1778.98 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.574838 Jy ! Component: 100 - total flux cleaned = 0.774367 Jy ! Component: 150 - total flux cleaned = 0.885499 Jy ! Component: 200 - total flux cleaned = 0.957677 Jy ! Total flux subtracted in 200 components = 0.957677 Jy ! Clean residual min=-0.034429 max=0.044505 Jy/beam ! Clean residual mean=0.001164 rms=0.008250 Jy/beam ! Combined flux in latest and established models = 0.957677 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 18 model components to the UV plane model. ! The established model now contains 18 components and 0.957677 Jy ! Inverting map and beam ! Your choice of large map pixels excluded 0.133% of the data. ! The x-axis pixel size should ideally be below 0.1993 milli-arcsec ! Estimated beam: bmin=0.7714 mas, bmaj=2.146 mas, bpa=-4.019 degrees ! Estimated noise=1053.63 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 = 0.0827221 Jy ! Component: 100 - total flux cleaned = 0.121812 Jy ! Component: 150 - total flux cleaned = 0.141237 Jy ! Component: 200 - total flux cleaned = 0.15117 Jy ! Total flux subtracted in 200 components = 0.15117 Jy ! Clean residual min=-0.021077 max=0.021177 Jy/beam ! Clean residual mean=0.000317 rms=0.004672 Jy/beam ! Combined flux in latest and established models = 1.10885 Jy ! Adding 18 model components to the UV plane model. ! The established model now contains 26 components and 1.10885 Jy ! Inverting map ! Your choice of large map pixels excluded 0.133% of the data. ! The x-axis pixel size should ideally be below 0.1993 milli-arcsec ! Added new window around map position (0.8, -0.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.011133 Jy ! Component: 100 - total flux cleaned = 0.0106399 Jy ! Component: 150 - total flux cleaned = 0.0102674 Jy ! Component: 200 - total flux cleaned = 0.0102713 Jy ! Total flux subtracted in 200 components = 0.0102713 Jy ! Clean residual min=-0.017797 max=0.011634 Jy/beam ! Clean residual mean=-0.000003 rms=0.004092 Jy/beam ! Combined flux in latest and established models = 1.11912 Jy ! Adding 13 model components to the UV plane model. ! The established model now contains 37 components and 1.11912 Jy ! Inverting map ! Your choice of large map pixels excluded 0.133% of the data. ! The x-axis pixel size should ideally be below 0.1993 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 0.133% of the data. ! The x-axis pixel size should ideally be below 0.1993 milli-arcsec ! Estimated beam: bmin=2.836 mas, bmaj=6.489 mas, bpa=-1.464 degrees ! Estimated noise=1246.52 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00168573 Jy ! Component: 100 - total flux cleaned = -0.000843903 Jy ! Component: 150 - total flux cleaned = -0.00084049 Jy ! Component: 200 - total flux cleaned = -0.000853567 Jy ! Total flux subtracted in 200 components = -0.000853567 Jy ! Clean residual min=-0.023403 max=0.010956 Jy/beam ! Clean residual mean=-0.000003 rms=0.005626 Jy/beam ! Combined flux in latest and established models = 1.11826 Jy flux_cutoff = imstat(rms) * dynam repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam keep new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -2.89421e-06 Jy ! Component: 100 - total flux cleaned = 5.32503e-06 Jy ! Component: 150 - total flux cleaned = 7.1982e-06 Jy ! Component: 200 - total flux cleaned = -0.000114943 Jy ! Total flux subtracted in 200 components = -0.000114943 Jy ! Clean residual min=-0.022901 max=0.011085 Jy/beam ! Clean residual mean=-0.000003 rms=0.005542 Jy/beam ! Combined flux in latest and established models = 1.11815 Jy ! Adding 12 model components to the UV plane model. ! The established model now contains 49 components and 1.11815 Jy ! Inverting map ! Your choice of large map pixels excluded 0.133% of the data. ! The x-axis pixel size should ideally be below 0.1993 milli-arcsec uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Your choice of large map pixels excluded 0.133% of the data. ! The x-axis pixel size should ideally be below 0.1993 milli-arcsec ! Estimated beam: bmin=0.7714 mas, bmaj=2.146 mas, bpa=-4.019 degrees ! Estimated noise=1053.63 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000147959 Jy ! Component: 100 - total flux cleaned = -0.000972906 Jy ! Component: 150 - total flux cleaned = -0.000965377 Jy ! Component: 200 - total flux cleaned = -0.000951449 Jy ! Total flux subtracted in 200 components = -0.000951449 Jy ! Clean residual min=-0.016710 max=0.011203 Jy/beam ! Clean residual mean=0.000044 rms=0.003809 Jy/beam ! Combined flux in latest and established models = 1.1172 Jy selfcal ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 59 components and 1.1172 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.775238Jy sigma=0.001233 ! Fit after self-cal, rms=0.773982Jy sigma=0.001226 wmodel J1037-2934_X_2010_10_13_pus_map.mod ! Writing 59 model components to file: J1037-2934_X_2010_10_13_pus_map.mod wobs J1037-2934_X_2010_10_13_pus_uvs.fits ! Writing UV FITS file: J1037-2934_X_2010_10_13_pus_uvs.fits wwins J1037-2934_X_2010_10_13_pus_map.win ! wwins: Wrote 3 windows to J1037-2934_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 0.133% of the data. ! The x-axis pixel size should ideally be below 0.1993 milli-arcsec ! clean: niter=1024 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = -0.0071701 Jy ! Component: 100 - total flux cleaned = -0.0092669 Jy ! Component: 150 - total flux cleaned = -0.0111118 Jy ! Component: 200 - total flux cleaned = -0.0124009 Jy ! Component: 250 - total flux cleaned = -0.0134091 Jy ! Component: 300 - total flux cleaned = -0.0146761 Jy ! Component: 350 - total flux cleaned = -0.0154306 Jy ! Component: 400 - total flux cleaned = -0.0157211 Jy ! Component: 450 - total flux cleaned = -0.0158636 Jy ! Component: 500 - total flux cleaned = -0.016273 Jy ! Component: 550 - total flux cleaned = -0.0165386 Jy ! Component: 600 - total flux cleaned = -0.0164124 Jy ! Component: 650 - total flux cleaned = -0.0162885 Jy ! Component: 700 - total flux cleaned = -0.0161668 Jy ! Component: 750 - total flux cleaned = -0.0155617 Jy ! Component: 800 - total flux cleaned = -0.0153241 Jy ! Component: 850 - total flux cleaned = -0.0147378 Jy ! Component: 900 - total flux cleaned = -0.0142773 Jy ! Component: 950 - total flux cleaned = -0.0137082 Jy ! Component: 1000 - total flux cleaned = -0.0131466 Jy ! Total flux subtracted in 1024 components = -0.0129237 Jy ! Clean residual min=-0.005533 max=0.005633 Jy/beam ! Clean residual mean=0.000335 rms=0.002303 Jy/beam ! Combined flux in latest and established models = 1.10427 Jy keep ! Adding 61 model components to the UV plane model. ! The established model now contains 120 components and 1.10427 Jy ![Exited script file: muppet] wmap "J1037-2934_X_2010_10_13_pus\_map.fits" ! Inverting map ! Your choice of large map pixels excluded 0.133% of the data. ! The x-axis pixel size should ideally be below 0.1993 milli-arcsec ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7714 x 2.146 at -4.019 degrees (North through East) ! Clean map min=-0.01353 max=0.73308 Jy/beam ! Writing clean map to FITS file: J1037-2934_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 0.733078 invert ! Inverting map ! Your choice of large map pixels excluded 0.133% of the data. ! The x-axis pixel size should ideally be below 0.1993 milli-arcsec float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.0023067 device "J1037-2934_X_2010_10_13_pus\_map.eps/VPS" ! Attempting to open device: 'J1037-2934_X_2010_10_13_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.943978 0.943978 1.88796 3.77591 7.55182 15.1036 30.2073 60.4146 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0069 print "peak=",int(1000*peak_flux)/1000 ! peak= 0.733 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7714 x 2.146 at -4.019 degrees (North through East) ! Clean map min=-0.01353 max=0.73308 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J1037-2934_X_2010_10_13_pus\_map.gif/vgif" ! Attempting to open device: 'J1037-2934_X_2010_10_13_pus_map.gif/vgif' mapplot cln