! Started logfile: J0501-0159_X_1999_03_08_pus_uvs.log on Fri Jan 4 15:51:40 2008 obs J0501-0159_X_1999_03_08_pus_uva.fits ! Reading UV FITS file: J0501-0159_X_1999_03_08_pus_uva.fits ! AN table 1: 21 integrations on 190 of 190 possible baselines. ! AN table 2: 46 integrations on 190 of 190 possible baselines. ! AN table 3: 44 integrations on 190 of 190 possible baselines. ! Apparent sampling: 0.11247 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J0501-0159 ! ! There are 4 IFs, and a total of 4 channels: ! ! IF Channel Frequency Freq offset Number of Overall IF ! origin at origin per channel channels bandwidth ! ------------------------------------------------------------- (Hz) ! 01 1 8.40997e+09 8e+06 1 8e+06 ! 02 2 8.47997e+09 8e+06 1 8e+06 ! 03 3 8.79497e+09 8e+06 1 8e+06 ! 04 4 8.89997e+09 8e+06 1 8e+06 ! ! Polarization(s): RR ! ! Read 2468 lines of history. ! ! Reading 9488 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 J0501-0159_X_1999_03_08_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 420 telescope corrections were flagged in sub-array 1. ! A total of 527 telescope corrections were flagged in sub-array 2. ! A total of 772 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 2. ! A total of 420 telescope corrections were flagged in sub-array 1. ! A total of 527 telescope corrections were flagged in sub-array 2. ! A total of 784 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 3. ! A total of 420 telescope corrections were flagged in sub-array 1. ! A total of 530 telescope corrections were flagged in sub-array 2. ! A total of 772 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 4. ! A total of 420 telescope corrections were flagged in sub-array 1. ! A total of 530 telescope corrections were flagged in sub-array 2. ! A total of 772 telescope corrections were flagged in sub-array 3. ! ! Fit before self-cal, rms=0.672328Jy sigma=0.006940 ! Fit after self-cal, rms=0.503421Jy sigma=0.005049 ! 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 1.41% of the data. ! The x-axis pixel size should ideally be below 0.1935 milli-arcsec ! Estimated beam: bmin=0.7202 mas, bmaj=1.552 mas, bpa=-3.538 degrees ! Estimated noise=1253.75 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 = 0.407611 Jy ! Component: 100 - total flux cleaned = 0.497934 Jy ! Total flux subtracted in 100 components = 0.497934 Jy ! Clean residual min=-0.018432 max=0.037177 Jy/beam ! Clean residual mean=0.001917 rms=0.007222 Jy/beam ! Combined flux in latest and established models = 0.497934 Jy ! Performing phase self-cal ! Adding 5 model components to the UV plane model. ! The established model now contains 5 components and 0.497934 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.195601Jy sigma=0.001745 ! Fit after self-cal, rms=0.195474Jy sigma=0.001743 ! Inverting map ! Your choice of large map pixels excluded 1.41% of the data. ! The x-axis pixel size should ideally be below 0.1935 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 1.41% of the data. ! The x-axis pixel size should ideally be below 0.1935 milli-arcsec ! Estimated beam: bmin=0.7566 mas, bmaj=1.865 mas, bpa=-6.184 degrees ! Estimated noise=736.294 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 = 0.0569531 Jy ! Component: 100 - total flux cleaned = 0.090665 Jy ! Component: 150 - total flux cleaned = 0.112402 Jy ! Component: 200 - total flux cleaned = 0.126484 Jy ! Total flux subtracted in 200 components = 0.126484 Jy ! Clean residual min=-0.013745 max=0.031023 Jy/beam ! Clean residual mean=0.002524 rms=0.006927 Jy/beam ! Combined flux in latest and established models = 0.624419 Jy ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 30 components and 0.624419 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.181883Jy sigma=0.001426 ! Fit after self-cal, rms=0.181640Jy sigma=0.001425 ! Inverting map ! Your choice of large map pixels excluded 1.41% of the data. ! The x-axis pixel size should ideally be below 0.1935 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 0.00* FD 0.00* GC 0.00* GG 0.00* ! HN 0.00* KP 0.00* LA 0.00* NL 0.00* ! OV 0.00* PT 0.00* SC 0.00* WF 0.00* ! GN 0.00* HH 0.00* KK 0.00* MC 0.00* ! MK 0.00* NY 0.00* ON 0.00* WZ 0.00* ! ! A total of 18 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.04 FD 0.99 GC 1.07 GG 1.00* ! HN 1.03 KP 0.95 LA 0.94 NL 1.12 ! OV 1.05 PT 0.93 SC 0.98 WF 0.97 ! GN 1.00 HH 1.00* KK 0.98 MC 1.00* ! MK 1.01 NY 1.00* ON 1.00* WZ 1.00* ! ! Telescope amplitude corrections in sub-array 3: ! BR 1.05 FD 1.26 GC 1.22 GG 1.00* ! HN 1.00* KP 0.97 LA 1.04 NL 1.00* ! OV 1.08 PT 0.96 SC 1.00* WF 1.00* ! GN 1.00* HH 1.00* KK 1.04 MC 1.00* ! MK 1.01 NY 1.00* ON 1.00* WZ 1.00* ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.00* FD 0.00* GC 0.00* GG 0.00* ! HN 0.00* KP 0.00* LA 0.00* NL 0.00* ! OV 0.00* PT 0.00* SC 0.00* WF 0.00* ! GN 0.00* HH 0.00* KK 0.00* MC 0.00* ! MK 0.00* NY 0.00* ON 0.00* WZ 0.00* ! ! A total of 18 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.03 FD 1.00 GC 1.07 GG 1.00* ! HN 1.00 KP 0.96 LA 0.94 NL 1.06 ! OV 1.04 PT 0.93 SC 0.96 WF 1.01 ! GN 0.99 HH 1.00* KK 0.99 MC 1.00* ! MK 1.02 NY 1.00* ON 1.00* WZ 1.00* ! ! Telescope amplitude corrections in sub-array 3: ! BR 2.53 FD 1.23 GC 1.15 GG 1.00* ! HN 1.00* KP 1.00 LA 1.00 NL 1.00* ! OV 1.06 PT 0.95 SC 1.00* WF 1.00* ! GN 1.00* HH 1.00* KK 1.08 MC 1.00* ! MK 1.03 NY 1.00* ON 1.00* WZ 1.00* ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.00* FD 0.00* GC 0.00* GG 0.00* ! HN 0.00* KP 0.00* LA 0.00* NL 0.00* ! OV 0.00* PT 0.00* SC 0.00* WF 0.00* ! GN 0.00* HH 0.00* KK 0.00* MC 0.00* ! MK 0.00* NY 0.00* ON 0.00* WZ 0.00* ! ! A total of 15 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.98 FD 1.00 GC 1.03 GG 1.00* ! HN 1.02 KP 0.97 LA 0.95 NL 1.12 ! OV 1.05 PT 0.96 SC 0.99 WF 0.99 ! GN 0.99 HH 1.00* KK 0.98 MC 1.00* ! MK 1.01 NY 1.00* ON 1.00* WZ 1.00* ! ! Telescope amplitude corrections in sub-array 3: ! BR 1.08 FD 1.25 GC 1.19 GG 1.00* ! HN 1.00* KP 1.00 LA 1.09 NL 1.00* ! OV 1.10 PT 0.96 SC 1.00* WF 1.00* ! GN 1.00* HH 1.00* KK 0.99 MC 1.00* ! MK 1.06 NY 1.00* ON 1.00* WZ 1.00* ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.00* FD 0.00* GC 0.00* GG 0.00* ! HN 0.00* KP 0.00* LA 0.00* NL 0.00* ! OV 0.00* PT 0.00* SC 0.00* WF 0.00* ! GN 0.00* HH 0.00* KK 0.00* MC 0.00* ! MK 0.00* NY 0.00* ON 0.00* WZ 0.00* ! ! A total of 15 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.02 FD 0.99 GC 1.06 GG 1.00* ! HN 1.03 KP 0.97 LA 0.94 NL 1.06 ! OV 1.06 PT 0.94 SC 0.98 WF 0.97 ! GN 0.99 HH 1.00* KK 1.00 MC 1.00* ! MK 1.01 NY 1.00* ON 1.00* WZ 1.00* ! ! Telescope amplitude corrections in sub-array 3: ! BR 1.15 FD 1.27 GC 1.05 GG 1.00* ! HN 1.00* KP 0.99 LA 1.04 NL 1.00* ! OV 1.10 PT 0.96 SC 1.00* WF 1.00* ! GN 1.00* HH 1.00* KK 1.02 MC 1.00* ! MK 1.02 NY 1.00* ON 1.00* WZ 1.00* ! ! ! Fit before self-cal, rms=0.181640Jy sigma=0.001425 ! Fit after self-cal, rms=0.186859Jy sigma=0.001351 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Your choice of large map pixels excluded 1.42% of the data. ! The x-axis pixel size should ideally be below 0.1935 milli-arcsec ! Estimated beam: bmin=0.7573 mas, bmaj=1.892 mas, bpa=-6.03 degrees ! Estimated noise=729.806 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 (-1.8, 2.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.028175 Jy ! Component: 100 - total flux cleaned = 0.0423906 Jy ! Component: 150 - total flux cleaned = 0.0473193 Jy ! Component: 200 - total flux cleaned = 0.0485444 Jy ! Total flux subtracted in 200 components = 0.0485444 Jy ! Clean residual min=-0.008766 max=0.013940 Jy/beam ! Clean residual mean=0.000736 rms=0.003098 Jy/beam ! Combined flux in latest and established models = 0.672963 Jy ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 60 components and 0.672963 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.182644Jy sigma=0.001278 ! Fit after self-cal, rms=0.182247Jy sigma=0.001271 ! Inverting map ! Your choice of large map pixels excluded 1.42% of the data. ! The x-axis pixel size should ideally be below 0.1935 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=0.182247Jy sigma=0.001271 ! Fit after self-cal, rms=0.179444Jy sigma=0.001262 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 1.42% of the data. ! The x-axis pixel size should ideally be below 0.1935 milli-arcsec ! Estimated beam: bmin=0.7527 mas, bmaj=1.883 mas, bpa=-6.057 degrees ! Estimated noise=727.604 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0119728 Jy ! Component: 100 - total flux cleaned = 0.0170218 Jy ! Component: 150 - total flux cleaned = 0.0184945 Jy ! Component: 200 - total flux cleaned = 0.0193341 Jy ! Total flux subtracted in 200 components = 0.0193341 Jy ! Clean residual min=-0.006870 max=0.011913 Jy/beam ! Clean residual mean=0.000654 rms=0.002636 Jy/beam ! Combined flux in latest and established models = 0.692297 Jy selfcal ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 82 components and 0.692297 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.178412Jy sigma=0.001245 ! Fit after self-cal, rms=0.178203Jy sigma=0.001243 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 1.42% of the data. ! The x-axis pixel size should ideally be below 0.1935 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 (-4.8, 4.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0120966 Jy ! Component: 100 - total flux cleaned = 0.0180817 Jy ! Component: 150 - total flux cleaned = 0.0194949 Jy ! Component: 200 - total flux cleaned = 0.0200096 Jy ! Total flux subtracted in 200 components = 0.0200096 Jy ! Clean residual min=-0.007211 max=0.008398 Jy/beam ! Clean residual mean=0.000319 rms=0.001871 Jy/beam ! Combined flux in latest and established models = 0.712307 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 99 components and 0.712307 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.177341Jy sigma=0.001227 ! Fit after self-cal, rms=0.177216Jy sigma=0.001226 ! Inverting map ! Your choice of large map pixels excluded 1.42% of the data. ! The x-axis pixel size should ideally be below 0.1935 milli-arcsec ! Added new window around map position (1.4, -11.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00722773 Jy ! Component: 100 - total flux cleaned = 0.0101952 Jy ! Component: 150 - total flux cleaned = 0.0111045 Jy ! Component: 200 - total flux cleaned = 0.0115166 Jy ! Total flux subtracted in 200 components = 0.0115166 Jy ! Clean residual min=-0.006377 max=0.006109 Jy/beam ! Clean residual mean=0.000195 rms=0.001627 Jy/beam ! Combined flux in latest and established models = 0.723824 Jy ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 116 components and 0.723824 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.176833Jy sigma=0.001219 ! Fit after self-cal, rms=0.176792Jy sigma=0.001218 ! Inverting map ! Your choice of large map pixels excluded 1.42% of the data. ! The x-axis pixel size should ideally be below 0.1935 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=0.176792Jy sigma=0.001218 ! Fit after self-cal, rms=0.174205Jy sigma=0.001213 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 1.42% of the data. ! The x-axis pixel size should ideally be below 0.1935 milli-arcsec ! Estimated beam: bmin=0.7518 mas, bmaj=1.879 mas, bpa=-6.057 degrees ! Estimated noise=724.685 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00505433 Jy ! Component: 100 - total flux cleaned = 0.00676538 Jy ! Component: 150 - total flux cleaned = 0.00757602 Jy ! Component: 200 - total flux cleaned = 0.00830562 Jy ! Total flux subtracted in 200 components = 0.00830562 Jy ! Clean residual min=-0.005136 max=0.005208 Jy/beam ! Clean residual mean=0.000236 rms=0.001383 Jy/beam ! Combined flux in latest and established models = 0.732129 Jy selfcal ! Performing phase self-cal ! Adding 34 model components to the UV plane model. ! The established model now contains 133 components and 0.732129 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.173919Jy sigma=0.001210 ! Fit after self-cal, rms=0.173869Jy sigma=0.001209 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 1.42% of the data. ! The x-axis pixel size should ideally be below 0.1935 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 = 0.00124963 Jy ! Component: 100 - total flux cleaned = 0.00194649 Jy ! Component: 150 - total flux cleaned = 0.00226559 Jy ! Component: 200 - total flux cleaned = 0.00266418 Jy ! Total flux subtracted in 200 components = 0.00266418 Jy ! Clean residual min=-0.004776 max=0.004703 Jy/beam ! Clean residual mean=0.000196 rms=0.001314 Jy/beam ! Combined flux in latest and established models = 0.734794 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 138 components and 0.734793 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.173717Jy sigma=0.001207 ! Fit after self-cal, rms=0.173704Jy sigma=0.001207 ! Inverting map ! Your choice of large map pixels excluded 1.42% of the data. ! The x-axis pixel size should ideally be below 0.1935 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=0.173704Jy sigma=0.001207 ! Fit after self-cal, rms=0.172899Jy sigma=0.001207 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 1.42% of the data. ! The x-axis pixel size should ideally be below 0.1935 milli-arcsec ! Estimated beam: bmin=2.117 mas, bmaj=3.275 mas, bpa=1.203 degrees ! Estimated noise=980.401 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00473648 Jy ! Component: 100 - total flux cleaned = 0.00601587 Jy ! Component: 150 - total flux cleaned = 0.00657805 Jy ! Component: 200 - total flux cleaned = 0.00676373 Jy ! Total flux subtracted in 200 components = 0.00676373 Jy ! Clean residual min=-0.005268 max=0.006270 Jy/beam ! Clean residual mean=0.000417 rms=0.001936 Jy/beam ! Combined flux in latest and established models = 0.741557 Jy selfcal ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 154 components and 0.741557 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.172843Jy sigma=0.001205 ! Fit after self-cal, rms=0.172799Jy sigma=0.001205 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 1.42% of the data. ! The x-axis pixel size should ideally be below 0.1935 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 = 0.000968989 Jy ! Component: 100 - total flux cleaned = 0.00133968 Jy ! Component: 150 - total flux cleaned = 0.00134042 Jy ! Component: 200 - total flux cleaned = 0.00141369 Jy ! Total flux subtracted in 200 components = 0.00141369 Jy ! Clean residual min=-0.005112 max=0.006130 Jy/beam ! Clean residual mean=0.000365 rms=0.001925 Jy/beam ! Combined flux in latest and established models = 0.742971 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 160 components and 0.742971 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.172782Jy sigma=0.001205 ! Fit after self-cal, rms=0.172766Jy sigma=0.001205 ! Inverting map ! Your choice of large map pixels excluded 1.42% of the data. ! The x-axis pixel size should ideally be below 0.1935 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 1.42% of the data. ! The x-axis pixel size should ideally be below 0.1935 milli-arcsec ! Estimated beam: bmin=0.7518 mas, bmaj=1.878 mas, bpa=-6.042 degrees ! Estimated noise=724.411 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7518 x 1.878 at -6.042 degrees (North through East) ! Clean map min=-0.003691 max=0.52408 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=0.172766Jy sigma=0.001205 ! Fit after self-cal, rms=0.168736Jy sigma=0.001137 ! Inverting map and beam ! Your choice of large map pixels excluded 1.42% of the data. ! The x-axis pixel size should ideally be below 0.1935 milli-arcsec ! Estimated beam: bmin=0.752 mas, bmaj=1.882 mas, bpa=-6.141 degrees ! Estimated noise=723.954 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000483461 Jy ! Component: 100 - total flux cleaned = -0.000286763 Jy ! Component: 150 - total flux cleaned = 0.000237592 Jy ! Component: 200 - total flux cleaned = 0.000477517 Jy ! Total flux subtracted in 200 components = 0.000477517 Jy ! Clean residual min=-0.003477 max=0.003964 Jy/beam ! Clean residual mean=0.000168 rms=0.001131 Jy/beam ! Combined flux in latest and established models = 0.743448 Jy ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 175 components and 0.743448 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.168617Jy sigma=0.001135 ! Fit after self-cal, rms=0.168616Jy sigma=0.001135 ! Inverting map ! Your choice of large map pixels excluded 1.42% of the data. ! The x-axis pixel size should ideally be below 0.1935 milli-arcsec ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000585267 Jy ! Component: 100 - total flux cleaned = 0.000807028 Jy ! Component: 150 - total flux cleaned = 0.000943279 Jy ! Component: 200 - total flux cleaned = 0.00100421 Jy ! Total flux subtracted in 200 components = 0.00100421 Jy ! Clean residual min=-0.003465 max=0.003991 Jy/beam ! Clean residual mean=0.000156 rms=0.001104 Jy/beam ! Combined flux in latest and established models = 0.744453 Jy ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 184 components and 0.744453 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.168540Jy sigma=0.001135 ! Fit after self-cal, rms=0.168541Jy sigma=0.001135 ! Inverting map ! Your choice of large map pixels excluded 1.42% of the data. ! The x-axis pixel size should ideally be below 0.1935 milli-arcsec ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.168541Jy sigma=0.001135 ! Fit after self-cal, rms=0.168406Jy sigma=0.001134 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 1.42% of the data. ! The x-axis pixel size should ideally be below 0.1935 milli-arcsec ! Estimated beam: bmin=0.7118 mas, bmaj=1.57 mas, bpa=-3.947 degrees ! Estimated noise=1245.59 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.404806 Jy ! Component: 100 - total flux cleaned = 0.497497 Jy ! Component: 150 - total flux cleaned = 0.539294 Jy ! Component: 200 - total flux cleaned = 0.567591 Jy ! Total flux subtracted in 200 components = 0.567591 Jy ! Clean residual min=-0.010531 max=0.016060 Jy/beam ! Clean residual mean=0.001272 rms=0.004210 Jy/beam ! Combined flux in latest and established models = 0.567591 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 23 model components to the UV plane model. ! The established model now contains 23 components and 0.567591 Jy ! Inverting map and beam ! Your choice of large map pixels excluded 1.42% of the data. ! The x-axis pixel size should ideally be below 0.1935 milli-arcsec ! Estimated beam: bmin=0.7524 mas, bmaj=1.881 mas, bpa=-6.102 degrees ! Estimated noise=724.078 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 = 0.0391276 Jy ! Component: 100 - total flux cleaned = 0.0660583 Jy ! Component: 150 - total flux cleaned = 0.0859528 Jy ! Component: 200 - total flux cleaned = 0.101103 Jy ! Total flux subtracted in 200 components = 0.101103 Jy ! Clean residual min=-0.005177 max=0.010282 Jy/beam ! Clean residual mean=0.001482 rms=0.003015 Jy/beam ! Combined flux in latest and established models = 0.668694 Jy ! Adding 63 model components to the UV plane model. ! The established model now contains 75 components and 0.668694 Jy ! Inverting map ! Your choice of large map pixels excluded 1.42% of the data. ! The x-axis pixel size should ideally be below 0.1935 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 1.42% of the data. ! The x-axis pixel size should ideally be below 0.1935 milli-arcsec ! Estimated beam: bmin=2.117 mas, bmaj=3.275 mas, bpa=1.118 degrees ! Estimated noise=978.787 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0253174 Jy ! Component: 100 - total flux cleaned = 0.0398677 Jy ! Component: 150 - total flux cleaned = 0.0490454 Jy ! Component: 200 - total flux cleaned = 0.0555557 Jy ! Total flux subtracted in 200 components = 0.0555557 Jy ! Clean residual min=-0.004403 max=0.006947 Jy/beam ! Clean residual mean=0.001286 rms=0.002148 Jy/beam ! Combined flux in latest and established models = 0.72425 Jy flux_cutoff = imstat(rms) * dynam repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam keep new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0047742 Jy ! Component: 100 - total flux cleaned = 0.00833333 Jy ! Component: 150 - total flux cleaned = 0.0110054 Jy ! Component: 200 - total flux cleaned = 0.0130409 Jy ! Total flux subtracted in 200 components = 0.0130409 Jy ! Clean residual min=-0.003614 max=0.005941 Jy/beam ! Clean residual mean=0.000726 rms=0.001747 Jy/beam ! Combined flux in latest and established models = 0.73729 Jy ! Adding 87 model components to the UV plane model. ! The established model now contains 149 components and 0.73729 Jy ! Inverting map ! Your choice of large map pixels excluded 1.42% of the data. ! The x-axis pixel size should ideally be below 0.1935 milli-arcsec uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Your choice of large map pixels excluded 1.42% of the data. ! The x-axis pixel size should ideally be below 0.1935 milli-arcsec ! Estimated beam: bmin=0.7524 mas, bmaj=1.881 mas, bpa=-6.102 degrees ! Estimated noise=724.078 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000834472 Jy ! Component: 100 - total flux cleaned = 0.00125998 Jy ! Component: 150 - total flux cleaned = 0.00188243 Jy ! Component: 200 - total flux cleaned = 0.00252979 Jy ! Total flux subtracted in 200 components = 0.00252979 Jy ! Clean residual min=-0.002946 max=0.004049 Jy/beam ! Clean residual mean=0.000246 rms=0.001083 Jy/beam ! Combined flux in latest and established models = 0.73982 Jy selfcal ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 169 components and 0.73982 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.168381Jy sigma=0.001134 ! Fit after self-cal, rms=0.168361Jy sigma=0.001133 wmodel J0501-0159_X_1999_03_08_pus_map.mod ! Writing 169 model components to file: J0501-0159_X_1999_03_08_pus_map.mod wobs J0501-0159_X_1999_03_08_pus_uvs.fits ! Writing UV FITS file: J0501-0159_X_1999_03_08_pus_uvs.fits wwins J0501-0159_X_1999_03_08_pus_map.win ! wwins: Wrote 4 windows to J0501-0159_X_1999_03_08_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 1.42% of the data. ! The x-axis pixel size should ideally be below 0.1935 milli-arcsec ! clean: niter=1024 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = 0.00169407 Jy ! Component: 100 - total flux cleaned = 0.00320848 Jy ! Component: 150 - total flux cleaned = 0.00462404 Jy ! Component: 200 - total flux cleaned = 0.00569356 Jy ! Component: 250 - total flux cleaned = 0.00640698 Jy ! Component: 300 - total flux cleaned = 0.00709339 Jy ! Component: 350 - total flux cleaned = 0.00780544 Jy ! Component: 400 - total flux cleaned = 0.00831201 Jy ! Component: 450 - total flux cleaned = 0.0088507 Jy ! Component: 500 - total flux cleaned = 0.00920157 Jy ! Component: 550 - total flux cleaned = 0.0095888 Jy ! Component: 600 - total flux cleaned = 0.0100103 Jy ! Component: 650 - total flux cleaned = 0.0103819 Jy ! Component: 700 - total flux cleaned = 0.0106651 Jy ! Component: 750 - total flux cleaned = 0.0109044 Jy ! Component: 800 - total flux cleaned = 0.0111784 Jy ! Component: 850 - total flux cleaned = 0.0114093 Jy ! Component: 900 - total flux cleaned = 0.0117131 Jy ! Component: 950 - total flux cleaned = 0.0119378 Jy ! Component: 1000 - total flux cleaned = 0.0121967 Jy ! Total flux subtracted in 1024 components = 0.0123066 Jy ! Clean residual min=-0.001947 max=0.002450 Jy/beam ! Clean residual mean=0.000098 rms=0.000780 Jy/beam ! Combined flux in latest and established models = 0.752127 Jy keep ! Adding 77 model components to the UV plane model. ! The established model now contains 246 components and 0.752127 Jy ![Exited script file: muppet] wmap "J0501-0159_X_1999_03_08_pus\_map.fits" ! Inverting map ! Your choice of large map pixels excluded 1.42% of the data. ! The x-axis pixel size should ideally be below 0.1935 milli-arcsec ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7524 x 1.881 at -6.102 degrees (North through East) ! Clean map min=-0.0024157 max=0.52365 Jy/beam ! Writing clean map to FITS file: J0501-0159_X_1999_03_08_pus_map.fits float peak_flux peak_flux = peak(flux,max) print "The peak flux is",peak_flux ! The peak flux is 0.523645 invert ! Inverting map ! Your choice of large map pixels excluded 1.42% of the data. ! The x-axis pixel size should ideally be below 0.1935 milli-arcsec float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000779608 device "J0501-0159_X_1999_03_08_pus\_map.eps/VPS" ! Attempting to open device: 'J0501-0159_X_1999_03_08_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.446643 0.446643 0.893285 1.78657 3.57314 7.14628 14.2926 28.5851 57.1702 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0023 print "peak=",int(1000*peak_flux)/1000 ! peak= 0.523 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7524 x 1.881 at -6.102 degrees (North through East) ! Clean map min=-0.0024157 max=0.52365 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J0501-0159_X_1999_03_08_pus\_map.gif/vgif" ! Attempting to open device: 'J0501-0159_X_1999_03_08_pus_map.gif/vgif' mapplot cln quit ! Quitting program ! Log file J0501-0159_X_1999_03_08_pus_uvs.log closed on Fri Jan 4 15:51:49 2008