! Started logfile: J0241-0815_X_1999_12_20_pus_uvs.log on Tue Dec 18 11:13:24 2007 obs J0241-0815_X_1999_12_20_pus_uva.fits ! Reading UV FITS file: J0241-0815_X_1999_12_20_pus_uva.fits ! AN table 1: 58 integrations on 190 of 190 possible baselines. ! AN table 2: 33 integrations on 190 of 190 possible baselines. ! AN table 3: 186 integrations on 190 of 190 possible baselines. ! Apparent sampling: 0.110906 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J0241-0815 ! ! 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 2418 lines of history. ! ! Reading 23348 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 = 512 print "field_cell =",field_cell ! field_cell = 0.2 print "taper_size =",taper_size ! taper_size = 70 ![@muppet J0241-0815_X_1999_12_20_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 = 512x512 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 788 telescope corrections were flagged in sub-array 1. ! A total of 525 telescope corrections were flagged in sub-array 2. ! A total of 2639 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 2. ! A total of 788 telescope corrections were flagged in sub-array 1. ! A total of 525 telescope corrections were flagged in sub-array 2. ! A total of 2639 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 3. ! A total of 788 telescope corrections were flagged in sub-array 1. ! A total of 525 telescope corrections were flagged in sub-array 2. ! A total of 2639 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 4. ! A total of 788 telescope corrections were flagged in sub-array 1. ! A total of 525 telescope corrections were flagged in sub-array 2. ! A total of 2639 telescope corrections were flagged in sub-array 3. ! ! Fit before self-cal, rms=0.933160Jy sigma=0.008956 ! Fit after self-cal, rms=0.801877Jy sigma=0.007513 ! 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 0.428% of the data. ! The x-axis pixel size should ideally be below 0.1894 milli-arcsec ! Estimated beam: bmin=0.6701 mas, bmaj=1.77 mas, bpa=-0.5473 degrees ! Estimated noise=832.67 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 = 0.161016 Jy ! Component: 100 - total flux cleaned = 0.243248 Jy ! Total flux subtracted in 100 components = 0.243248 Jy ! Clean residual min=-0.029321 max=0.080991 Jy/beam ! Clean residual mean=0.000521 rms=0.011205 Jy/beam ! Combined flux in latest and established models = 0.243248 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 21 components and 0.243248 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.324231Jy sigma=0.003464 ! Fit after self-cal, rms=0.322332Jy sigma=0.003458 ! Inverting map ! Your choice of large map pixels excluded 0.428% of the data. ! The x-axis pixel size should ideally be below 0.1894 milli-arcsec ! Added new window around map position (1.2, 0). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0779131 Jy ! Component: 100 - total flux cleaned = 0.130134 Jy ! Total flux subtracted in 100 components = 0.130134 Jy ! Clean residual min=-0.025359 max=0.077283 Jy/beam ! Clean residual mean=0.000411 rms=0.009674 Jy/beam ! Combined flux in latest and established models = 0.373382 Jy ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 48 components and 0.373382 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.283363Jy sigma=0.002939 ! Fit after self-cal, rms=0.280072Jy sigma=0.002919 ! Inverting map ! Your choice of large map pixels excluded 0.428% of the data. ! The x-axis pixel size should ideally be below 0.1894 milli-arcsec ! Added new window around map position (-2.8, -1). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.066917 Jy ! Component: 100 - total flux cleaned = 0.110396 Jy ! Total flux subtracted in 100 components = 0.110396 Jy ! Clean residual min=-0.023302 max=0.063289 Jy/beam ! Clean residual mean=0.000311 rms=0.008348 Jy/beam ! Combined flux in latest and established models = 0.483778 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 63 components and 0.483778 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.251682Jy sigma=0.002550 ! Fit after self-cal, rms=0.248757Jy sigma=0.002523 ! Inverting map ! Your choice of large map pixels excluded 0.428% of the data. ! The x-axis pixel size should ideally be below 0.1894 milli-arcsec ! Added new window around map position (-6, -2.2). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0546168 Jy ! Component: 100 - total flux cleaned = 0.0902502 Jy ! Total flux subtracted in 100 components = 0.0902502 Jy ! Clean residual min=-0.020156 max=0.049021 Jy/beam ! Clean residual mean=0.000230 rms=0.007333 Jy/beam ! Combined flux in latest and established models = 0.574028 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 72 components and 0.574028 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.228729Jy sigma=0.002268 ! Fit after self-cal, rms=0.227161Jy sigma=0.002251 ! Inverting map ! Your choice of large map pixels excluded 0.428% of the data. ! The x-axis pixel size should ideally be below 0.1894 milli-arcsec ! Added new window around map position (-1.4, -0.6). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0479127 Jy ! Component: 100 - total flux cleaned = 0.0799937 Jy ! Total flux subtracted in 100 components = 0.0799937 Jy ! Clean residual min=-0.017675 max=0.043571 Jy/beam ! Clean residual mean=0.000155 rms=0.006432 Jy/beam ! Combined flux in latest and established models = 0.654022 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 87 components and 0.654022 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.210671Jy sigma=0.002028 ! Fit after self-cal, rms=0.209012Jy sigma=0.002014 ! Inverting map ! Your choice of large map pixels excluded 0.428% of the data. ! The x-axis pixel size should ideally be below 0.1894 milli-arcsec ! Added new window around map position (-8.8, -3.4). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0459208 Jy ! Component: 100 - total flux cleaned = 0.0782566 Jy ! Total flux subtracted in 100 components = 0.0782566 Jy ! Clean residual min=-0.014021 max=0.037585 Jy/beam ! Clean residual mean=0.000127 rms=0.005330 Jy/beam ! Combined flux in latest and established models = 0.732278 Jy ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 108 components and 0.732278 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.195519Jy sigma=0.001824 ! Fit after self-cal, rms=0.193860Jy sigma=0.001807 ! Inverting map ! Your choice of large map pixels excluded 0.428% of the data. ! The x-axis pixel size should ideally be below 0.1894 milli-arcsec ! Added new window around map position (2.6, 0.8). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.035831 Jy ! Component: 100 - total flux cleaned = 0.0634537 Jy ! Total flux subtracted in 100 components = 0.0634537 Jy ! Clean residual min=-0.012322 max=0.022843 Jy/beam ! Clean residual mean=0.000077 rms=0.004553 Jy/beam ! Combined flux in latest and established models = 0.795732 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 119 components and 0.795732 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.184610Jy sigma=0.001670 ! Fit after self-cal, rms=0.184119Jy sigma=0.001667 ! Inverting map ! Your choice of large map pixels excluded 0.428% of the data. ! The x-axis pixel size should ideally be below 0.1894 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 0.428% of the data. ! The x-axis pixel size should ideally be below 0.1894 milli-arcsec ! Estimated beam: bmin=0.9125 mas, bmaj=2.353 mas, bpa=-4.168 degrees ! Estimated noise=486.387 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 = 0.0363373 Jy ! Component: 100 - total flux cleaned = 0.0639539 Jy ! Component: 150 - total flux cleaned = 0.0856474 Jy ! Component: 200 - total flux cleaned = 0.10305 Jy ! Total flux subtracted in 200 components = 0.10305 Jy ! Clean residual min=-0.015104 max=0.020056 Jy/beam ! Clean residual mean=-0.000087 rms=0.005738 Jy/beam ! Combined flux in latest and established models = 0.898782 Jy ! Performing phase self-cal ! Adding 56 model components to the UV plane model. ! The established model now contains 147 components and 0.898782 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.175658Jy sigma=0.001524 ! Fit after self-cal, rms=0.174987Jy sigma=0.001520 ! Inverting map ! Your choice of large map pixels excluded 0.428% of the data. ! The x-axis pixel size should ideally be below 0.1894 milli-arcsec print "************** FINISHED NATURAL WEIGHTING CLEAN **************" ! ************** FINISHED NATURAL WEIGHTING CLEAN ************** ! gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 0.90 GC 1.00* HH 1.00* ! HN 1.00* KK 1.00* KP 1.07 LA 1.11 ! MC 1.00* MK 1.00* NY 1.00* ON 1.00* ! OV 1.28 PT 0.90 SC 0.94 TS 1.00* ! WF 1.00* WZ 1.00* GN 1.00* NL 1.04 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.05 FD 1.06 GC 0.97 HH 1.00* ! HN 1.00* KK 0.91 KP 1.00 LA 0.92 ! MC 1.00* MK 1.02 NY 1.00* ON 1.00* ! OV 1.00* PT 0.86 SC 1.00* TS 1.32 ! WF 1.00* WZ 1.00* GN 1.00* NL 3.95 ! ! A total of 168 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.88 FD 0.93 GC 1.02 HH 1.00* ! HN 1.04 KK 0.97 KP 0.98 LA 0.91 ! MC 1.00* MK 1.04 NY 1.00* ON 1.00* ! OV 0.89 PT 1.01 SC 1.07 TS 1.00* ! WF 0.96 WZ 1.00* GN 0.99 NL 1.05 ! ! ! Correcting IF 2. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 0.91 GC 1.00* HH 1.00* ! HN 1.00* KK 1.00* KP 1.03 LA 1.10 ! MC 1.00* MK 1.00* NY 1.00* ON 1.00* ! OV 1.30 PT 0.89 SC 0.93 TS 1.00* ! WF 1.00* WZ 1.00* GN 1.00* NL 1.14 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.06 FD 1.01 GC 0.94 HH 1.00* ! HN 1.00* KK 0.90 KP 0.96 LA 0.93 ! MC 1.00* MK 1.01 NY 1.00* ON 1.00* ! OV 1.00* PT 0.87 SC 1.00* TS 1.08 ! WF 1.00* WZ 1.00* GN 1.00* NL 4.31 ! ! A total of 168 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.88 FD 0.90 GC 1.00 HH 1.00* ! HN 1.03 KK 0.97 KP 0.94 LA 0.91 ! MC 1.00* MK 1.05 NY 1.00* ON 1.00* ! OV 0.89 PT 1.00 SC 1.05 TS 1.00* ! WF 0.99 WZ 1.00* GN 0.99 NL 1.04 ! ! ! Correcting IF 3. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 0.91 GC 1.00* HH 1.00* ! HN 1.00* KK 1.00* KP 1.05 LA 1.14 ! MC 1.00* MK 1.00* NY 1.00* ON 1.00* ! OV 1.28 PT 0.91 SC 0.93 TS 1.00* ! WF 1.00* WZ 1.00* GN 1.00* NL 1.15 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.09 FD 1.06 GC 0.86 HH 1.00* ! HN 1.00* KK 1.12 KP 1.00 LA 0.91 ! MC 1.00* MK 0.89 NY 1.00* ON 1.00* ! OV 1.00* PT 0.87 SC 1.00* TS 1.29 ! WF 1.00* WZ 1.00* GN 1.00* NL 4.27 ! ! A total of 168 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.87 FD 0.95 GC 0.96 HH 1.00* ! HN 1.04 KK 0.90 KP 0.97 LA 0.92 ! MC 1.00* MK 1.12 NY 1.00* ON 1.00* ! OV 0.88 PT 1.02 SC 1.09 TS 1.00* ! WF 0.96 WZ 1.00* GN 1.00 NL 1.08 ! ! ! Correcting IF 4. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 0.92 GC 1.00* HH 1.00* ! HN 1.00* KK 1.00* KP 1.03 LA 1.13 ! MC 1.00* MK 1.00* NY 1.00* ON 1.00* ! OV 1.31 PT 0.92 SC 0.98 TS 1.00* ! WF 1.00* WZ 1.00* GN 1.00* NL 1.23 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.08 FD 1.06 GC 1.03 HH 1.00* ! HN 1.00* KK 1.16 KP 0.98 LA 0.96 ! MC 1.00* MK 0.84 NY 1.00* ON 1.00* ! OV 1.00* PT 0.87 SC 1.00* TS 1.39 ! WF 1.00* WZ 1.00* GN 1.00* NL 4.30 ! ! A total of 168 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.89 FD 0.93 GC 0.97 HH 1.00* ! HN 1.07 KK 0.91 KP 0.96 LA 0.91 ! MC 1.00* MK 1.11 NY 1.00* ON 1.00* ! OV 0.90 PT 1.02 SC 1.15 TS 1.00* ! WF 0.95 WZ 1.00* GN 1.08 NL 1.08 ! ! ! Fit before self-cal, rms=0.174987Jy sigma=0.001520 ! Fit after self-cal, rms=0.180683Jy sigma=0.001290 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Your choice of large map pixels excluded 0.441% of the data. ! The x-axis pixel size should ideally be below 0.1894 milli-arcsec ! Estimated beam: bmin=0.9415 mas, bmaj=2.385 mas, bpa=-3.872 degrees ! Estimated noise=481.788 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 = -0.00221126 Jy ! Component: 100 - total flux cleaned = 0.00246417 Jy ! Component: 150 - total flux cleaned = 0.00653376 Jy ! Component: 200 - total flux cleaned = 0.0098779 Jy ! Total flux subtracted in 200 components = 0.0098779 Jy ! Clean residual min=-0.007877 max=0.010992 Jy/beam ! Clean residual mean=0.000110 rms=0.002269 Jy/beam ! Combined flux in latest and established models = 0.90866 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 165 components and 0.90866 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.179235Jy sigma=0.001266 ! Fit after self-cal, rms=0.179447Jy sigma=0.001264 ! Inverting map ! Your choice of large map pixels excluded 0.441% of the data. ! The x-axis pixel size should ideally be below 0.1894 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=0.179447Jy sigma=0.001264 ! Fit after self-cal, rms=0.180747Jy sigma=0.001251 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 0.441% of the data. ! The x-axis pixel size should ideally be below 0.1894 milli-arcsec ! Estimated beam: bmin=0.952 mas, bmaj=2.425 mas, bpa=-3.287 degrees ! Estimated noise=479.446 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00286663 Jy ! Component: 100 - total flux cleaned = -0.00033435 Jy ! Component: 150 - total flux cleaned = 0.00218058 Jy ! Component: 200 - total flux cleaned = 0.00436229 Jy ! Total flux subtracted in 200 components = 0.00436229 Jy ! Clean residual min=-0.006683 max=0.008572 Jy/beam ! Clean residual mean=0.000033 rms=0.001843 Jy/beam ! Combined flux in latest and established models = 0.913022 Jy selfcal ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 180 components and 0.913022 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.180202Jy sigma=0.001242 ! Fit after self-cal, rms=0.180074Jy sigma=0.001242 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 0.441% of the data. ! The x-axis pixel size should ideally be below 0.1894 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 (-10.2, -4.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00531165 Jy ! Component: 100 - total flux cleaned = 0.0069899 Jy ! Component: 150 - total flux cleaned = 0.00861106 Jy ! Component: 200 - total flux cleaned = 0.00990675 Jy ! Total flux subtracted in 200 components = 0.00990674 Jy ! Clean residual min=-0.006035 max=0.007556 Jy/beam ! Clean residual mean=0.000016 rms=0.001701 Jy/beam ! Combined flux in latest and established models = 0.922929 Jy ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 201 components and 0.922929 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.179612Jy sigma=0.001235 ! Fit after self-cal, rms=0.179496Jy sigma=0.001234 ! Inverting map ! Your choice of large map pixels excluded 0.441% of the data. ! The x-axis pixel size should ideally be below 0.1894 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=0.179496Jy sigma=0.001234 ! Fit after self-cal, rms=0.176783Jy sigma=0.001233 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 0.441% of the data. ! The x-axis pixel size should ideally be below 0.1894 milli-arcsec ! Estimated beam: bmin=0.9534 mas, bmaj=2.424 mas, bpa=-3.257 degrees ! Estimated noise=473.495 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00141129 Jy ! Component: 100 - total flux cleaned = 0.00303466 Jy ! Component: 150 - total flux cleaned = 0.00380477 Jy ! Component: 200 - total flux cleaned = 0.00438531 Jy ! Total flux subtracted in 200 components = 0.00438531 Jy ! Clean residual min=-0.005414 max=0.007530 Jy/beam ! Clean residual mean=0.000010 rms=0.001578 Jy/beam ! Combined flux in latest and established models = 0.927314 Jy selfcal ! Performing phase self-cal ! Adding 36 model components to the UV plane model. ! The established model now contains 214 components and 0.927314 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.176574Jy sigma=0.001230 ! Fit after self-cal, rms=0.176497Jy sigma=0.001229 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 0.441% of the data. ! The x-axis pixel size should ideally be below 0.1894 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, 3.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00672325 Jy ! Component: 100 - total flux cleaned = 0.00816671 Jy ! Component: 150 - total flux cleaned = 0.00963504 Jy ! Component: 200 - total flux cleaned = 0.0110231 Jy ! Total flux subtracted in 200 components = 0.0110231 Jy ! Clean residual min=-0.004488 max=0.005958 Jy/beam ! Clean residual mean=-0.000019 rms=0.001392 Jy/beam ! Combined flux in latest and established models = 0.938337 Jy ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 232 components and 0.938337 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.176236Jy sigma=0.001224 ! Fit after self-cal, rms=0.176199Jy sigma=0.001223 ! Inverting map ! Your choice of large map pixels excluded 0.441% of the data. ! The x-axis pixel size should ideally be below 0.1894 milli-arcsec ! Added new window around map position (-16.4, -5.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00569508 Jy ! Component: 100 - total flux cleaned = 0.00893381 Jy ! Component: 150 - total flux cleaned = 0.0105064 Jy ! Component: 200 - total flux cleaned = 0.0113485 Jy ! Total flux subtracted in 200 components = 0.0113485 Jy ! Clean residual min=-0.005019 max=0.004965 Jy/beam ! Clean residual mean=-0.000045 rms=0.001265 Jy/beam ! Combined flux in latest and established models = 0.949686 Jy ! Performing phase self-cal ! Adding 32 model components to the UV plane model. ! The established model now contains 253 components and 0.949686 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.175983Jy sigma=0.001220 ! Fit after self-cal, rms=0.175953Jy sigma=0.001220 ! Inverting map ! Your choice of large map pixels excluded 0.441% of the data. ! The x-axis pixel size should ideally be below 0.1894 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=0.175953Jy sigma=0.001220 ! Fit after self-cal, rms=0.174258Jy sigma=0.001218 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 0.441% of the data. ! The x-axis pixel size should ideally be below 0.1894 milli-arcsec ! Estimated beam: bmin=2.267 mas, bmaj=4.017 mas, bpa=-2.889 degrees ! Estimated noise=545.064 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0055331 Jy ! Component: 100 - total flux cleaned = 0.00922461 Jy ! Component: 150 - total flux cleaned = 0.0121104 Jy ! Component: 200 - total flux cleaned = 0.0143502 Jy ! Total flux subtracted in 200 components = 0.0143502 Jy ! Clean residual min=-0.005730 max=0.005938 Jy/beam ! Clean residual mean=-0.000066 rms=0.001697 Jy/beam ! Combined flux in latest and established models = 0.964036 Jy selfcal ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 281 components and 0.964036 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.174186Jy sigma=0.001216 ! Fit after self-cal, rms=0.174187Jy sigma=0.001215 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 0.441% of the data. ! The x-axis pixel size should ideally be below 0.1894 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 = 0.00188565 Jy ! Component: 100 - total flux cleaned = 0.00271319 Jy ! Component: 150 - total flux cleaned = 0.00291611 Jy ! Component: 200 - total flux cleaned = 0.00298043 Jy ! Total flux subtracted in 200 components = 0.00298043 Jy ! Clean residual min=-0.005443 max=0.005707 Jy/beam ! Clean residual mean=-0.000079 rms=0.001627 Jy/beam ! Combined flux in latest and established models = 0.967017 Jy ! Performing phase self-cal ! Adding 35 model components to the UV plane model. ! The established model now contains 296 components and 0.967017 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.174166Jy sigma=0.001215 ! Fit after self-cal, rms=0.174167Jy sigma=0.001215 ! Inverting map ! Your choice of large map pixels excluded 0.441% of the data. ! The x-axis pixel size should ideally be below 0.1894 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 0.441% of the data. ! The x-axis pixel size should ideally be below 0.1894 milli-arcsec ! Estimated beam: bmin=0.9541 mas, bmaj=2.42 mas, bpa=-3.247 degrees ! Estimated noise=469.36 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9541 x 2.42 at -3.247 degrees (North through East) ! Clean map min=-0.0042218 max=0.17652 Jy/beam if(peak(flux) > thresh) selfcal true, true clean clean_niter,clean_gain selfcal flux_cutoff = imstat(rms) * dynam repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) selfcal true, true end if print "************** CLEARING MODEL AND STARTING OVER **********" ! ************** CLEARING MODEL AND STARTING OVER ********** clrmod true ! clrmod: Cleared the established and tentative models. uvw 2,-1 ! Uniform weighting binwidth: 2 (pixels). ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 0.441% of the data. ! The x-axis pixel size should ideally be below 0.1894 milli-arcsec ! Estimated beam: bmin=0.7075 mas, bmaj=1.799 mas, bpa=0.2358 degrees ! Estimated noise=835.888 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.156235 Jy ! Component: 100 - total flux cleaned = 0.264341 Jy ! Component: 150 - total flux cleaned = 0.349955 Jy ! Component: 200 - total flux cleaned = 0.421056 Jy ! Total flux subtracted in 200 components = 0.421056 Jy ! Clean residual min=-0.019070 max=0.043255 Jy/beam ! Clean residual mean=0.000403 rms=0.007862 Jy/beam ! Combined flux in latest and established models = 0.421056 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 35 model components to the UV plane model. ! The established model now contains 35 components and 0.421056 Jy ! Inverting map and beam ! Your choice of large map pixels excluded 0.441% of the data. ! The x-axis pixel size should ideally be below 0.1894 milli-arcsec ! Estimated beam: bmin=0.9541 mas, bmaj=2.42 mas, bpa=-3.247 degrees ! Estimated noise=469.36 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 = 0.11754 Jy ! Component: 100 - total flux cleaned = 0.198988 Jy ! Component: 150 - total flux cleaned = 0.260999 Jy ! Component: 200 - total flux cleaned = 0.309254 Jy ! Total flux subtracted in 200 components = 0.309254 Jy ! Clean residual min=-0.014834 max=0.028259 Jy/beam ! Clean residual mean=0.000469 rms=0.006425 Jy/beam ! Combined flux in latest and established models = 0.73031 Jy ! Adding 61 model components to the UV plane model. ! The established model now contains 70 components and 0.73031 Jy ! Inverting map ! Your choice of large map pixels excluded 0.441% of the data. ! The x-axis pixel size should ideally be below 0.1894 milli-arcsec ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0379933 Jy ! Component: 100 - total flux cleaned = 0.0682031 Jy ! Component: 150 - total flux cleaned = 0.0923179 Jy ! Component: 200 - total flux cleaned = 0.111795 Jy ! Total flux subtracted in 200 components = 0.111795 Jy ! Clean residual min=-0.008074 max=0.011751 Jy/beam ! Clean residual mean=0.000228 rms=0.003203 Jy/beam ! Combined flux in latest and established models = 0.842105 Jy ! Adding 62 model components to the UV plane model. ! The established model now contains 114 components and 0.842105 Jy ! Inverting map ! Your choice of large map pixels excluded 0.441% of the data. ! The x-axis pixel size should ideally be below 0.1894 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 0.441% of the data. ! The x-axis pixel size should ideally be below 0.1894 milli-arcsec ! Estimated beam: bmin=2.267 mas, bmaj=4.017 mas, bpa=-2.889 degrees ! Estimated noise=545.064 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0266297 Jy ! Component: 100 - total flux cleaned = 0.0458889 Jy ! Component: 150 - total flux cleaned = 0.0605751 Jy ! Component: 200 - total flux cleaned = 0.072279 Jy ! Total flux subtracted in 200 components = 0.072279 Jy ! Clean residual min=-0.008579 max=0.007320 Jy/beam ! Clean residual mean=0.000146 rms=0.002745 Jy/beam ! Combined flux in latest and established models = 0.914384 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 = 0.00942993 Jy ! Component: 100 - total flux cleaned = 0.0171444 Jy ! Component: 150 - total flux cleaned = 0.0235293 Jy ! Component: 200 - total flux cleaned = 0.0288701 Jy ! Total flux subtracted in 200 components = 0.0288701 Jy ! Clean residual min=-0.006506 max=0.006080 Jy/beam ! Clean residual mean=0.000021 rms=0.001990 Jy/beam ! Combined flux in latest and established models = 0.943254 Jy ! Adding 150 model components to the UV plane model. ! The established model now contains 244 components and 0.943254 Jy ! Inverting map ! Your choice of large map pixels excluded 0.441% of the data. ! The x-axis pixel size should ideally be below 0.1894 milli-arcsec uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Your choice of large map pixels excluded 0.441% of the data. ! The x-axis pixel size should ideally be below 0.1894 milli-arcsec ! Estimated beam: bmin=0.9541 mas, bmaj=2.42 mas, bpa=-3.247 degrees ! Estimated noise=469.36 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00420771 Jy ! Component: 100 - total flux cleaned = 0.00767582 Jy ! Component: 150 - total flux cleaned = 0.0106702 Jy ! Component: 200 - total flux cleaned = 0.0127991 Jy ! Total flux subtracted in 200 components = 0.0127991 Jy ! Clean residual min=-0.004765 max=0.004297 Jy/beam ! Clean residual mean=-0.000017 rms=0.001159 Jy/beam ! Combined flux in latest and established models = 0.956054 Jy selfcal ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 274 components and 0.956054 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.174171Jy sigma=0.001216 ! Fit after self-cal, rms=0.173977Jy sigma=0.001214 wmodel J0241-0815_X_1999_12_20_pus_map.mod ! Writing 274 model components to file: J0241-0815_X_1999_12_20_pus_map.mod wobs J0241-0815_X_1999_12_20_pus_uvs.fits ! Writing UV FITS file: J0241-0815_X_1999_12_20_pus_uvs.fits wwins J0241-0815_X_1999_12_20_pus_map.win ! wwins: Wrote 10 windows to J0241-0815_X_1999_12_20_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 0.441% of the data. ! The x-axis pixel size should ideally be below 0.1894 milli-arcsec ! clean: niter=2048 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = -0.00033631 Jy ! Component: 100 - total flux cleaned = -0.000758787 Jy ! Component: 150 - total flux cleaned = -0.0012889 Jy ! Component: 200 - total flux cleaned = -0.00160253 Jy ! Component: 250 - total flux cleaned = -0.00202522 Jy ! Component: 300 - total flux cleaned = -0.00242958 Jy ! Component: 350 - total flux cleaned = -0.00270814 Jy ! Component: 400 - total flux cleaned = -0.0029768 Jy ! Component: 450 - total flux cleaned = -0.00323883 Jy ! Component: 500 - total flux cleaned = -0.00344133 Jy ! Component: 550 - total flux cleaned = -0.00349072 Jy ! Component: 600 - total flux cleaned = -0.00363737 Jy ! Component: 650 - total flux cleaned = -0.00378098 Jy ! Component: 700 - total flux cleaned = -0.00401403 Jy ! Component: 750 - total flux cleaned = -0.00415002 Jy ! Component: 800 - total flux cleaned = -0.00432865 Jy ! Component: 850 - total flux cleaned = -0.00441619 Jy ! Component: 900 - total flux cleaned = -0.00450231 Jy ! Component: 950 - total flux cleaned = -0.00462872 Jy ! Component: 1000 - total flux cleaned = -0.00471153 Jy ! Component: 1050 - total flux cleaned = -0.00475174 Jy ! Component: 1100 - total flux cleaned = -0.00491406 Jy ! Component: 1150 - total flux cleaned = -0.0049935 Jy ! Component: 1200 - total flux cleaned = -0.00495495 Jy ! Component: 1250 - total flux cleaned = -0.00503265 Jy ! Component: 1300 - total flux cleaned = -0.00514858 Jy ! Component: 1350 - total flux cleaned = -0.00514796 Jy ! Component: 1400 - total flux cleaned = -0.00526066 Jy ! Component: 1450 - total flux cleaned = -0.00526066 Jy ! Component: 1500 - total flux cleaned = -0.00537066 Jy ! Component: 1550 - total flux cleaned = -0.005443 Jy ! Component: 1600 - total flux cleaned = -0.00547906 Jy ! Component: 1650 - total flux cleaned = -0.00555048 Jy ! Component: 1700 - total flux cleaned = -0.00558586 Jy ! Component: 1750 - total flux cleaned = -0.00562108 Jy ! Component: 1800 - total flux cleaned = -0.005656 Jy ! Component: 1850 - total flux cleaned = -0.00575875 Jy ! Component: 1900 - total flux cleaned = -0.00579254 Jy ! Component: 1950 - total flux cleaned = -0.00585973 Jy ! Component: 2000 - total flux cleaned = -0.00589297 Jy ! Total flux subtracted in 2048 components = -0.00595836 Jy ! Clean residual min=-0.001735 max=0.001693 Jy/beam ! Clean residual mean=-0.000004 rms=0.000673 Jy/beam ! Combined flux in latest and established models = 0.950095 Jy keep ! Adding 164 model components to the UV plane model. ! The established model now contains 438 components and 0.950095 Jy ![Exited script file: muppet] wmap "J0241-0815_X_1999_12_20_pus\_map.fits" ! Inverting map ! Your choice of large map pixels excluded 0.441% of the data. ! The x-axis pixel size should ideally be below 0.1894 milli-arcsec ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9541 x 2.42 at -3.247 degrees (North through East) ! Clean map min=-0.0039647 max=0.17682 Jy/beam ! Writing clean map to FITS file: J0241-0815_X_1999_12_20_pus_map.fits float peak_flux peak_flux = peak(flux,max) print "The peak flux is",peak_flux ! The peak flux is 0.176818 invert ! Inverting map ! Your choice of large map pixels excluded 0.441% of the data. ! The x-axis pixel size should ideally be below 0.1894 milli-arcsec float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000677015 device "J0241-0815_X_1999_12_20_pus\_map.eps/VPS" ! Attempting to open device: 'J0241-0815_X_1999_12_20_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -1.14866 1.14866 2.29732 4.59465 9.18929 18.3786 36.7572 73.5144 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.002 print "peak=",int(1000*peak_flux)/1000 ! peak= 0.176 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9541 x 2.42 at -3.247 degrees (North through East) ! Clean map min=-0.0039647 max=0.17682 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J0241-0815_X_1999_12_20_pus\_map.gif/vgif" ! Attempting to open device: 'J0241-0815_X_1999_12_20_pus_map.gif/vgif' mapplot cln quit ! Quitting program ! Log file J0241-0815_X_1999_12_20_pus_uvs.log closed on Tue Dec 18 11:13:41 2007