! Started logfile: J1911-2006_X_2001_04_09_pus_uvs.log on Tue Oct 2 16:01:49 2007 obs J1911-2006_X_2001_04_09_pus_uva.fits ! Reading UV FITS file: J1911-2006_X_2001_04_09_pus_uva.fits ! AN table 1: 98 integrations on 190 of 190 possible baselines. ! AN table 2: 129 integrations on 190 of 190 possible baselines. ! Apparent sampling: 0.0901693 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J1911-2006 ! ! 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 1930 lines of history. ! ! Reading 15556 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 J1911-2006_X_2001_04_09_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 1725 telescope corrections were flagged in sub-array 1. ! A total of 1732 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 2. ! A total of 1725 telescope corrections were flagged in sub-array 1. ! A total of 1733 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 3. ! A total of 1725 telescope corrections were flagged in sub-array 1. ! A total of 1734 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 4. ! A total of 1725 telescope corrections were flagged in sub-array 1. ! A total of 1733 telescope corrections were flagged in sub-array 2. ! ! Fit before self-cal, rms=0.949056Jy sigma=0.010093 ! Fit after self-cal, rms=0.409505Jy sigma=0.003892 ! 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 3.07% of the data. ! The x-axis pixel size should ideally be below 0.1863 milli-arcsec ! Estimated beam: bmin=0.6207 mas, bmaj=1.344 mas, bpa=-2.498 degrees ! Estimated noise=1503.33 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 = 0.845286 Jy ! Component: 100 - total flux cleaned = 1.10936 Jy ! Total flux subtracted in 100 components = 1.10936 Jy ! Clean residual min=-0.036210 max=0.120633 Jy/beam ! Clean residual mean=0.002907 rms=0.014327 Jy/beam ! Combined flux in latest and established models = 1.10936 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 14 components and 1.10936 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.322943Jy sigma=0.003041 ! Fit after self-cal, rms=0.322773Jy sigma=0.003038 ! Inverting map ! Your choice of large map pixels excluded 3.07% of the data. ! The x-axis pixel size should ideally be below 0.1863 milli-arcsec ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.13672 Jy ! Component: 100 - total flux cleaned = 0.211725 Jy ! Total flux subtracted in 100 components = 0.211725 Jy ! Clean residual min=-0.024539 max=0.037313 Jy/beam ! Clean residual mean=0.001309 rms=0.007703 Jy/beam ! Combined flux in latest and established models = 1.32109 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 18 components and 1.32109 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.228378Jy sigma=0.001925 ! Fit after self-cal, rms=0.228211Jy sigma=0.001923 ! Inverting map ! Your choice of large map pixels excluded 3.07% of the data. ! The x-axis pixel size should ideally be below 0.1863 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 3.07% of the data. ! The x-axis pixel size should ideally be below 0.1863 milli-arcsec ! Estimated beam: bmin=0.8069 mas, bmaj=2.268 mas, bpa=-3.29 degrees ! Estimated noise=613.465 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 = 0.0660532 Jy ! Component: 100 - total flux cleaned = 0.097434 Jy ! Component: 150 - total flux cleaned = 0.113079 Jy ! Component: 200 - total flux cleaned = 0.120952 Jy ! Total flux subtracted in 200 components = 0.120952 Jy ! Clean residual min=-0.018552 max=0.032600 Jy/beam ! Clean residual mean=0.002290 rms=0.008209 Jy/beam ! Combined flux in latest and established models = 1.44204 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 34 components and 1.44204 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.208612Jy sigma=0.001697 ! Fit after self-cal, rms=0.208444Jy sigma=0.001695 ! Inverting map ! Your choice of large map pixels excluded 3.07% of the data. ! The x-axis pixel size should ideally be below 0.1863 milli-arcsec print "************** FINISHED NATURAL WEIGHTING CLEAN **************" ! ************** FINISHED NATURAL WEIGHTING CLEAN ************** ! gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 39 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 0.96 GC 1.00* GG 1.00* ! HH 1.64 HN 0.98 KK 1.06 KP 1.00 ! LA 0.97 MA 0.91 MC 1.01 MK 0.96 ! NL 1.04 NY 1.00* OV 0.97 PT 0.94 ! SC 1.00 TS 1.00* WF 0.96 WZ 0.96 ! ! A total of 12 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.06 FD 0.99 GC 1.00* GG 1.00* ! HH 1.23 HN 0.94 KK 1.00 KP 1.03 ! LA 1.04 MA 0.96 MC 1.03 MK 0.98 ! NL 1.07 NY 1.00* OV 1.01 PT 0.99 ! SC 0.96 TS 1.04 WF 0.93 WZ 0.91 ! ! ! Correcting IF 2. ! A total of 39 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 0.95 GC 1.00* GG 1.00* ! HH 1.79 HN 0.98 KK 1.08 KP 1.00 ! LA 0.96 MA 0.93 MC 0.90 MK 1.01 ! NL 1.01 NY 1.00* OV 0.96 PT 0.94 ! SC 1.00 TS 1.00* WF 0.98 WZ 0.99 ! ! A total of 12 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.07 FD 1.00 GC 1.00* GG 1.00* ! HH 1.08 HN 0.93 KK 0.88 KP 1.02 ! LA 1.03 MA 0.99 MC 0.95 MK 1.03 ! NL 1.03 NY 1.00* OV 1.01 PT 1.00 ! SC 0.95 TS 1.04 WF 0.96 WZ 0.89 ! ! ! Correcting IF 3. ! A total of 39 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 0.96 GC 1.00* GG 1.00* ! HH 1.70 HN 1.00 KK 1.08 KP 0.91 ! LA 0.99 MA 0.90 MC 1.05 MK 0.99 ! NL 1.01 NY 1.00* OV 0.95 PT 0.92 ! SC 1.01 TS 1.00* WF 0.97 WZ 1.03 ! ! A total of 12 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.05 FD 1.01 GC 1.00* GG 1.00* ! HH 1.18 HN 0.94 KK 1.03 KP 0.93 ! LA 1.06 MA 1.02 MC 1.02 MK 0.99 ! NL 1.02 NY 1.00* OV 1.00 PT 0.96 ! SC 0.97 TS 1.08 WF 0.97 WZ 0.93 ! ! ! Correcting IF 4. ! A total of 39 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.94 FD 0.96 GC 1.00* GG 1.00* ! HH 1.47 HN 1.00 KK 1.08 KP 1.14 ! LA 0.96 MA 0.91 MC 0.99 MK 1.02 ! NL 1.01 NY 1.00* OV 0.95 PT 0.96 ! SC 1.04 TS 1.00* WF 1.00 WZ 1.00 ! ! A total of 12 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.02 FD 1.01 GC 1.00* GG 1.00* ! HH 1.26 HN 0.95 KK 1.17 KP 1.15 ! LA 1.04 MA 0.99 MC 0.98 MK 1.03 ! NL 1.03 NY 1.00* OV 0.98 PT 1.00 ! SC 0.96 TS 1.08 WF 0.98 WZ 0.90 ! ! ! Fit before self-cal, rms=0.208444Jy sigma=0.001695 ! Fit after self-cal, rms=0.193764Jy sigma=0.001509 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Your choice of large map pixels excluded 3.11% of the data. ! The x-axis pixel size should ideally be below 0.1863 milli-arcsec ! Estimated beam: bmin=0.8097 mas, bmaj=2.452 mas, bpa=-3.494 degrees ! Estimated noise=616.098 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 = 0.00512942 Jy ! Component: 100 - total flux cleaned = 0.00626423 Jy ! Component: 150 - total flux cleaned = 0.00706943 Jy ! Component: 200 - total flux cleaned = 0.0078007 Jy ! Total flux subtracted in 200 components = 0.0078007 Jy ! Clean residual min=-0.014177 max=0.030149 Jy/beam ! Clean residual mean=0.001842 rms=0.006788 Jy/beam ! Combined flux in latest and established models = 1.44984 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 36 components and 1.44984 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.193169Jy sigma=0.001505 ! Fit after self-cal, rms=0.193151Jy sigma=0.001504 ! Inverting map ! Your choice of large map pixels excluded 3.11% of the data. ! The x-axis pixel size should ideally be below 0.1863 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=0.193151Jy sigma=0.001504 ! Fit after self-cal, rms=0.190331Jy sigma=0.001429 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 3.11% of the data. ! The x-axis pixel size should ideally be below 0.1863 milli-arcsec ! Estimated beam: bmin=0.811 mas, bmaj=2.439 mas, bpa=-3.408 degrees ! Estimated noise=617.296 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00358705 Jy ! Component: 100 - total flux cleaned = 0.00424026 Jy ! Component: 150 - total flux cleaned = 0.00482876 Jy ! Component: 200 - total flux cleaned = 0.00546366 Jy ! Total flux subtracted in 200 components = 0.00546366 Jy ! Clean residual min=-0.007739 max=0.034179 Jy/beam ! Clean residual mean=0.003553 rms=0.005308 Jy/beam ! Combined flux in latest and established models = 1.4553 Jy selfcal ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 38 components and 1.4553 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.189996Jy sigma=0.001426 ! Fit after self-cal, rms=0.190023Jy sigma=0.001426 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 3.11% of the data. ! The x-axis pixel size should ideally be below 0.1863 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 (5.2, 2.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0297644 Jy ! Component: 100 - total flux cleaned = 0.0442479 Jy ! Component: 150 - total flux cleaned = 0.0514387 Jy ! Component: 200 - total flux cleaned = 0.0528087 Jy ! Total flux subtracted in 200 components = 0.0528087 Jy ! Clean residual min=-0.008485 max=0.015402 Jy/beam ! Clean residual mean=0.001376 rms=0.003412 Jy/beam ! Combined flux in latest and established models = 1.50811 Jy ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 64 components and 1.50811 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.185366Jy sigma=0.001368 ! Fit after self-cal, rms=0.185044Jy sigma=0.001364 ! Inverting map ! Your choice of large map pixels excluded 3.11% of the data. ! The x-axis pixel size should ideally be below 0.1863 milli-arcsec ! Added new window around map position (3, 0.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0157789 Jy ! Component: 100 - total flux cleaned = 0.0195003 Jy ! Component: 150 - total flux cleaned = 0.0197672 Jy ! Component: 200 - total flux cleaned = 0.0202273 Jy ! Total flux subtracted in 200 components = 0.0202273 Jy ! Clean residual min=-0.007533 max=0.011156 Jy/beam ! Clean residual mean=0.000433 rms=0.002685 Jy/beam ! Combined flux in latest and established models = 1.52834 Jy ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 85 components and 1.52834 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.183372Jy sigma=0.001346 ! Fit after self-cal, rms=0.183214Jy sigma=0.001345 ! Inverting map ! Your choice of large map pixels excluded 3.11% of the data. ! The x-axis pixel size should ideally be below 0.1863 milli-arcsec ! Added new window around map position (1, 3.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.011894 Jy ! Component: 100 - total flux cleaned = 0.0149328 Jy ! Component: 150 - total flux cleaned = 0.0149238 Jy ! Component: 200 - total flux cleaned = 0.0145446 Jy ! Total flux subtracted in 200 components = 0.0145446 Jy ! Clean residual min=-0.007772 max=0.007659 Jy/beam ! Clean residual mean=-0.000225 rms=0.002384 Jy/beam ! Combined flux in latest and established models = 1.54288 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 99 components and 1.54288 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.182279Jy sigma=0.001334 ! Fit after self-cal, rms=0.182085Jy sigma=0.001333 ! Inverting map ! Your choice of large map pixels excluded 3.11% of the data. ! The x-axis pixel size should ideally be below 0.1863 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=0.182085Jy sigma=0.001333 ! Fit after self-cal, rms=0.180874Jy sigma=0.001316 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 3.11% of the data. ! The x-axis pixel size should ideally be below 0.1863 milli-arcsec ! Estimated beam: bmin=0.8105 mas, bmaj=2.442 mas, bpa=-3.457 degrees ! Estimated noise=617.873 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0114286 Jy ! Component: 100 - total flux cleaned = 0.0187376 Jy ! Component: 150 - total flux cleaned = 0.0215852 Jy ! Component: 200 - total flux cleaned = 0.023723 Jy ! Total flux subtracted in 200 components = 0.023723 Jy ! Clean residual min=-0.004139 max=0.007487 Jy/beam ! Clean residual mean=0.000508 rms=0.001666 Jy/beam ! Combined flux in latest and established models = 1.56661 Jy selfcal ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 117 components and 1.56661 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.179880Jy sigma=0.001305 ! Fit after self-cal, rms=0.179711Jy sigma=0.001304 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 3.11% of the data. ! The x-axis pixel size should ideally be below 0.1863 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 = 0.0031514 Jy ! Component: 100 - total flux cleaned = 0.00471226 Jy ! Component: 150 - total flux cleaned = 0.00576316 Jy ! Component: 200 - total flux cleaned = 0.00645322 Jy ! Total flux subtracted in 200 components = 0.00645322 Jy ! Clean residual min=-0.005213 max=0.006186 Jy/beam ! Clean residual mean=0.000219 rms=0.001564 Jy/beam ! Combined flux in latest and established models = 1.57306 Jy ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 124 components and 1.57306 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.179441Jy sigma=0.001301 ! Fit after self-cal, rms=0.179401Jy sigma=0.001301 ! Inverting map ! Your choice of large map pixels excluded 3.11% of the data. ! The x-axis pixel size should ideally be below 0.1863 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=0.179401Jy sigma=0.001301 ! Fit after self-cal, rms=0.179069Jy sigma=0.001297 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 3.11% of the data. ! The x-axis pixel size should ideally be below 0.1863 milli-arcsec ! Estimated beam: bmin=2.228 mas, bmaj=4.233 mas, bpa=0.5314 degrees ! Estimated noise=768.08 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00959698 Jy ! Component: 100 - total flux cleaned = 0.0118266 Jy ! Component: 150 - total flux cleaned = 0.0126263 Jy ! Component: 200 - total flux cleaned = 0.0128464 Jy ! Total flux subtracted in 200 components = 0.0128464 Jy ! Clean residual min=-0.003726 max=0.008054 Jy/beam ! Clean residual mean=0.000741 rms=0.001712 Jy/beam ! Combined flux in latest and established models = 1.58591 Jy selfcal ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 145 components and 1.58591 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.178770Jy sigma=0.001294 ! Fit after self-cal, rms=0.178677Jy sigma=0.001294 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 3.11% of the data. ! The x-axis pixel size should ideally be below 0.1863 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 = 0.00124705 Jy ! Component: 100 - total flux cleaned = 0.00151608 Jy ! Component: 150 - total flux cleaned = 0.00141333 Jy ! Component: 200 - total flux cleaned = 0.00123522 Jy ! Total flux subtracted in 200 components = 0.00123522 Jy ! Clean residual min=-0.003870 max=0.007149 Jy/beam ! Clean residual mean=0.000608 rms=0.001639 Jy/beam ! Combined flux in latest and established models = 1.58714 Jy ! Performing phase self-cal ! Adding 34 model components to the UV plane model. ! The established model now contains 167 components and 1.58714 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.178591Jy sigma=0.001293 ! Fit after self-cal, rms=0.178556Jy sigma=0.001292 ! Inverting map ! Your choice of large map pixels excluded 3.11% of the data. ! The x-axis pixel size should ideally be below 0.1863 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 3.11% of the data. ! The x-axis pixel size should ideally be below 0.1863 milli-arcsec ! Estimated beam: bmin=0.8107 mas, bmaj=2.442 mas, bpa=-3.506 degrees ! Estimated noise=618.361 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8107 x 2.442 at -3.506 degrees (North through East) ! Clean map min=-0.004976 max=1.1744 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=0.178556Jy sigma=0.001292 ! Fit after self-cal, rms=0.209072Jy sigma=0.001180 ! Inverting map and beam ! Your choice of large map pixels excluded 3.11% of the data. ! The x-axis pixel size should ideally be below 0.1863 milli-arcsec ! Estimated beam: bmin=0.8115 mas, bmaj=2.444 mas, bpa=-3.531 degrees ! Estimated noise=618.68 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00449127 Jy ! Component: 100 - total flux cleaned = 0.00502172 Jy ! Component: 150 - total flux cleaned = 0.00512773 Jy ! Component: 200 - total flux cleaned = 0.00503041 Jy ! Total flux subtracted in 200 components = 0.00503041 Jy ! Clean residual min=-0.003693 max=0.005010 Jy/beam ! Clean residual mean=0.000309 rms=0.001234 Jy/beam ! Combined flux in latest and established models = 1.59217 Jy ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 188 components and 1.59217 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.208905Jy sigma=0.001178 ! Fit after self-cal, rms=0.208883Jy sigma=0.001178 ! Inverting map ! Your choice of large map pixels excluded 3.11% of the data. ! The x-axis pixel size should ideally be below 0.1863 milli-arcsec ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000928585 Jy ! Component: 100 - total flux cleaned = 0.00121083 Jy ! Component: 150 - total flux cleaned = 0.00112539 Jy ! Component: 200 - total flux cleaned = 0.00112838 Jy ! Total flux subtracted in 200 components = 0.00112838 Jy ! Clean residual min=-0.003672 max=0.004587 Jy/beam ! Clean residual mean=0.000252 rms=0.001196 Jy/beam ! Combined flux in latest and established models = 1.5933 Jy ! Performing phase self-cal ! Adding 32 model components to the UV plane model. ! The established model now contains 196 components and 1.5933 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.208800Jy sigma=0.001176 ! Fit after self-cal, rms=0.208786Jy sigma=0.001176 ! Inverting map ! Your choice of large map pixels excluded 3.11% of the data. ! The x-axis pixel size should ideally be below 0.1863 milli-arcsec ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.208786Jy sigma=0.001176 ! Fit after self-cal, rms=0.208759Jy sigma=0.001176 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 3.11% of the data. ! The x-axis pixel size should ideally be below 0.1863 milli-arcsec ! Estimated beam: bmin=0.6275 mas, bmaj=1.432 mas, bpa=-2.862 degrees ! Estimated noise=1533.1 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.850058 Jy ! Component: 100 - total flux cleaned = 1.10467 Jy ! Component: 150 - total flux cleaned = 1.23392 Jy ! Component: 200 - total flux cleaned = 1.30697 Jy ! Total flux subtracted in 200 components = 1.30697 Jy ! Clean residual min=-0.018036 max=0.037645 Jy/beam ! Clean residual mean=0.001960 rms=0.006845 Jy/beam ! Combined flux in latest and established models = 1.30697 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 1.30697 Jy ! Inverting map and beam ! Your choice of large map pixels excluded 3.11% of the data. ! The x-axis pixel size should ideally be below 0.1863 milli-arcsec ! Estimated beam: bmin=0.8116 mas, bmaj=2.442 mas, bpa=-3.549 degrees ! Estimated noise=619.049 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 = 0.0894412 Jy ! Component: 100 - total flux cleaned = 0.142927 Jy ! Component: 150 - total flux cleaned = 0.179222 Jy ! Component: 200 - total flux cleaned = 0.205362 Jy ! Total flux subtracted in 200 components = 0.205362 Jy ! Clean residual min=-0.004904 max=0.016424 Jy/beam ! Clean residual mean=0.003915 rms=0.003582 Jy/beam ! Combined flux in latest and established models = 1.51233 Jy ! Adding 62 model components to the UV plane model. ! The established model now contains 76 components and 1.51233 Jy ! Inverting map ! Your choice of large map pixels excluded 3.11% of the data. ! The x-axis pixel size should ideally be below 0.1863 milli-arcsec ! Added new window around map position (-0.6, 0.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0198549 Jy ! Component: 100 - total flux cleaned = 0.0349197 Jy ! Component: 150 - total flux cleaned = 0.0465445 Jy ! Component: 200 - total flux cleaned = 0.0556565 Jy ! Total flux subtracted in 200 components = 0.0556565 Jy ! Clean residual min=-0.003522 max=0.008807 Jy/beam ! Clean residual mean=0.001498 rms=0.001634 Jy/beam ! Combined flux in latest and established models = 1.56799 Jy ! Adding 57 model components to the UV plane model. ! The established model now contains 123 components and 1.56799 Jy ! Inverting map ! Your choice of large map pixels excluded 3.11% of the data. ! The x-axis pixel size should ideally be below 0.1863 milli-arcsec ! Added new window around map position (-3.8, -2.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00860635 Jy ! Component: 100 - total flux cleaned = 0.0148164 Jy ! Component: 150 - total flux cleaned = 0.0198129 Jy ! Component: 200 - total flux cleaned = 0.0237268 Jy ! Total flux subtracted in 200 components = 0.0237268 Jy ! Clean residual min=-0.003648 max=0.004310 Jy/beam ! Clean residual mean=0.000481 rms=0.001149 Jy/beam ! Combined flux in latest and established models = 1.59172 Jy ! Adding 44 model components to the UV plane model. ! The established model now contains 150 components and 1.59172 Jy ! Inverting map ! Your choice of large map pixels excluded 3.11% of the data. ! The x-axis pixel size should ideally be below 0.1863 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 3.11% of the data. ! The x-axis pixel size should ideally be below 0.1863 milli-arcsec ! Estimated beam: bmin=2.221 mas, bmaj=4.223 mas, bpa=0.417 degrees ! Estimated noise=770.268 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00439146 Jy ! Component: 100 - total flux cleaned = 0.00551068 Jy ! Component: 150 - total flux cleaned = 0.00624047 Jy ! Component: 200 - total flux cleaned = 0.00687223 Jy ! Total flux subtracted in 200 components = 0.00687223 Jy ! Clean residual min=-0.002975 max=0.004632 Jy/beam ! Clean residual mean=0.000428 rms=0.001198 Jy/beam ! Combined flux in latest and established models = 1.59859 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 = 0.000316505 Jy ! Component: 100 - total flux cleaned = 0.000606865 Jy ! Component: 150 - total flux cleaned = 0.000872313 Jy ! Component: 200 - total flux cleaned = 0.00111437 Jy ! Total flux subtracted in 200 components = 0.00111437 Jy ! Clean residual min=-0.002956 max=0.004494 Jy/beam ! Clean residual mean=0.000338 rms=0.001151 Jy/beam ! Combined flux in latest and established models = 1.5997 Jy ! Adding 50 model components to the UV plane model. ! The established model now contains 188 components and 1.5997 Jy ! Inverting map ! Your choice of large map pixels excluded 3.11% of the data. ! The x-axis pixel size should ideally be below 0.1863 milli-arcsec uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Your choice of large map pixels excluded 3.11% of the data. ! The x-axis pixel size should ideally be below 0.1863 milli-arcsec ! Estimated beam: bmin=0.8116 mas, bmaj=2.442 mas, bpa=-3.549 degrees ! Estimated noise=619.049 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 9.20348e-05 Jy ! Component: 100 - total flux cleaned = 0.000529905 Jy ! Component: 150 - total flux cleaned = 0.000609652 Jy ! Component: 200 - total flux cleaned = 0.00068465 Jy ! Total flux subtracted in 200 components = 0.00068465 Jy ! Clean residual min=-0.003708 max=0.003766 Jy/beam ! Clean residual mean=0.000124 rms=0.000987 Jy/beam ! Combined flux in latest and established models = 1.60039 Jy selfcal ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 207 components and 1.60039 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.208819Jy sigma=0.001174 ! Fit after self-cal, rms=0.208613Jy sigma=0.001171 wmodel J1911-2006_X_2001_04_09_pus_map.mod ! Writing 207 model components to file: J1911-2006_X_2001_04_09_pus_map.mod wobs J1911-2006_X_2001_04_09_pus_uvs.fits ! Writing UV FITS file: J1911-2006_X_2001_04_09_pus_uvs.fits wwins J1911-2006_X_2001_04_09_pus_map.win ! wwins: Wrote 6 windows to J1911-2006_X_2001_04_09_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 3.11% of the data. ! The x-axis pixel size should ideally be below 0.1863 milli-arcsec ! clean: niter=1024 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = 0.000935578 Jy ! Component: 100 - total flux cleaned = 0.00128987 Jy ! Component: 150 - total flux cleaned = 0.00145608 Jy ! Component: 200 - total flux cleaned = 0.00187752 Jy ! Component: 250 - total flux cleaned = 0.00233069 Jy ! Component: 300 - total flux cleaned = 0.00276582 Jy ! Component: 350 - total flux cleaned = 0.00304667 Jy ! Component: 400 - total flux cleaned = 0.00341103 Jy ! Component: 450 - total flux cleaned = 0.0036761 Jy ! Component: 500 - total flux cleaned = 0.00397804 Jy ! Component: 550 - total flux cleaned = 0.00431462 Jy ! Component: 600 - total flux cleaned = 0.00456137 Jy ! Component: 650 - total flux cleaned = 0.00476317 Jy ! Component: 700 - total flux cleaned = 0.00499965 Jy ! Component: 750 - total flux cleaned = 0.00511544 Jy ! Component: 800 - total flux cleaned = 0.00523012 Jy ! Component: 850 - total flux cleaned = 0.00538039 Jy ! Component: 900 - total flux cleaned = 0.00556462 Jy ! Component: 950 - total flux cleaned = 0.00567341 Jy ! Component: 1000 - total flux cleaned = 0.00585207 Jy ! Total flux subtracted in 1024 components = 0.00585198 Jy ! Clean residual min=-0.002867 max=0.002137 Jy/beam ! Clean residual mean=0.000031 rms=0.000717 Jy/beam ! Combined flux in latest and established models = 1.60624 Jy keep ! Adding 62 model components to the UV plane model. ! The established model now contains 268 components and 1.60624 Jy ![Exited script file: muppet] wmap "J1911-2006_X_2001_04_09_pus\_map.fits" ! Inverting map ! Your choice of large map pixels excluded 3.11% of the data. ! The x-axis pixel size should ideally be below 0.1863 milli-arcsec ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8116 x 2.442 at -3.549 degrees (North through East) ! Clean map min=-0.0042095 max=1.1758 Jy/beam ! Writing clean map to FITS file: J1911-2006_X_2001_04_09_pus_map.fits float peak_flux peak_flux = peak(flux,max) print "The peak flux is",peak_flux ! The peak flux is 1.17585 invert ! Inverting map ! Your choice of large map pixels excluded 3.11% of the data. ! The x-axis pixel size should ideally be below 0.1863 milli-arcsec float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000716775 device "J1911-2006_X_2001_04_09_pus\_map.eps/VPS" ! Attempting to open device: 'J1911-2006_X_2001_04_09_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.182874 0.182874 0.365749 0.731498 1.463 2.92599 5.85198 11.704 23.4079 46.8158 93.6317 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0021 print "peak=",int(1000*peak_flux)/1000 ! peak= 1.175 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8116 x 2.442 at -3.549 degrees (North through East) ! Clean map min=-0.0042095 max=1.1758 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J1911-2006_X_2001_04_09_pus\_map.gif/vgif" ! Attempting to open device: 'J1911-2006_X_2001_04_09_pus_map.gif/vgif' mapplot cln quit ! Quitting program ! Log file J1911-2006_X_2001_04_09_pus_uvs.log closed on Tue Oct 2 16:01:58 2007