! Started logfile: J0050-0929_X_2000_05_22_pus_uvs.log on Mon Nov 12 16:13:01 2007 obs J0050-0929_X_2000_05_22_pus_uva.fits ! Reading UV FITS file: J0050-0929_X_2000_05_22_pus_uva.fits ! AN table 1: 65 integrations on 190 of 190 possible baselines. ! AN table 2: 64 integrations on 190 of 190 possible baselines. ! Apparent sampling: 0.138841 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J0050-0929 ! ! 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 1884 lines of history. ! ! Reading 13612 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 J0050-0929_X_2000_05_22_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 1004 telescope corrections were flagged in sub-array 1. ! A total of 713 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 2. ! A total of 1004 telescope corrections were flagged in sub-array 1. ! A total of 713 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 3. ! A total of 1004 telescope corrections were flagged in sub-array 1. ! A total of 713 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 4. ! A total of 1004 telescope corrections were flagged in sub-array 1. ! A total of 713 telescope corrections were flagged in sub-array 2. ! ! Fit before self-cal, rms=1.239939Jy sigma=0.012094 ! Fit after self-cal, rms=0.253069Jy sigma=0.001838 ! 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 2.95% of the data. ! The x-axis pixel size should ideally be below 0.1654 milli-arcsec ! Estimated beam: bmin=0.5341 mas, bmaj=1.294 mas, bpa=4.331 degrees ! Estimated noise=1411.82 mJy/beam. repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! Added new window around map position (0, 0). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.741315 Jy ! Component: 100 - total flux cleaned = 0.912738 Jy ! Total flux subtracted in 100 components = 0.912738 Jy ! Clean residual min=-0.030658 max=0.064633 Jy/beam ! Clean residual mean=-0.000852 rms=0.009410 Jy/beam ! Combined flux in latest and established models = 0.912738 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 7 components and 0.912738 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.261394Jy sigma=0.002177 ! Fit after self-cal, rms=0.261302Jy sigma=0.002177 ! Inverting map ! Your choice of large map pixels excluded 2.95% of the data. ! The x-axis pixel size should ideally be below 0.1654 milli-arcsec ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0702153 Jy ! Component: 100 - total flux cleaned = 0.110989 Jy ! Total flux subtracted in 100 components = 0.110989 Jy ! Clean residual min=-0.026334 max=0.030814 Jy/beam ! Clean residual mean=-0.000701 rms=0.007006 Jy/beam ! Combined flux in latest and established models = 1.02373 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 15 components and 1.02373 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.237147Jy sigma=0.001723 ! Fit after self-cal, rms=0.237221Jy sigma=0.001723 ! Inverting map ! Your choice of large map pixels excluded 2.95% of the data. ! The x-axis pixel size should ideally be below 0.1654 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 2.95% of the data. ! The x-axis pixel size should ideally be below 0.1654 milli-arcsec ! Estimated beam: bmin=0.8467 mas, bmaj=2.145 mas, bpa=-1.172 degrees ! Estimated noise=655.419 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 = 0.039224 Jy ! Component: 100 - total flux cleaned = 0.0556507 Jy ! Component: 150 - total flux cleaned = 0.0634962 Jy ! Component: 200 - total flux cleaned = 0.0664295 Jy ! Total flux subtracted in 200 components = 0.0664295 Jy ! Clean residual min=-0.015158 max=0.019012 Jy/beam ! Clean residual mean=-0.001306 rms=0.004842 Jy/beam ! Combined flux in latest and established models = 1.09016 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 25 components and 1.09016 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.234550Jy sigma=0.001621 ! Fit after self-cal, rms=0.234569Jy sigma=0.001621 ! Inverting map ! Your choice of large map pixels excluded 2.95% of the data. ! The x-axis pixel size should ideally be below 0.1654 milli-arcsec print "************** FINISHED NATURAL WEIGHTING CLEAN **************" ! ************** FINISHED NATURAL WEIGHTING CLEAN ************** ! gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 75 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 0.96 GC 1.14 GG 1.00* ! HH 1.00* HN 1.09 KK 0.95 KP 0.98 ! MA 1.00* MC 1.00* MK 0.91 NL 0.96 ! NY 1.00* OV 0.95 PT 0.97 SC 1.05 ! TS 1.00* WF 1.04 WZ 1.00* LA 1.00* ! ! A total of 3 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.98 FD 0.97 GC 1.00* GG 1.00* ! HH 1.02 HN 1.04 KK 1.00* KP 1.02 ! MA 0.90 MC 1.10 MK 1.00* NL 0.97 ! NY 1.00* OV 0.98 PT 0.99 SC 0.97 ! TS 1.00* WF 19.73 WZ 1.07 LA 1.01 ! ! ! Correcting IF 2. ! A total of 75 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 1.00 GC 1.17 GG 1.00* ! HH 1.00* HN 1.08 KK 0.94 KP 0.94 ! MA 1.00* MC 1.00* MK 0.90 NL 0.98 ! NY 1.00* OV 0.97 PT 0.94 SC 1.06 ! TS 1.00* WF 1.04 WZ 1.00* LA 1.00* ! ! A total of 3 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.99 FD 1.01 GC 1.00* GG 1.00* ! HH 1.00 HN 1.03 KK 1.00* KP 0.97 ! MA 0.99 MC 1.09 MK 1.00* NL 0.99 ! NY 1.00* OV 1.01 PT 0.97 SC 0.97 ! TS 1.00* WF 17.00 WZ 1.08 LA 0.98 ! ! ! Correcting IF 3. ! A total of 75 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 0.98 GC 1.16 GG 1.00* ! HH 1.00* HN 1.08 KK 0.90 KP 0.98 ! MA 1.00* MC 1.00* MK 0.92 NL 0.98 ! NY 1.00* OV 0.95 PT 0.97 SC 1.08 ! TS 1.00* WF 1.05 WZ 1.00* LA 1.00* ! ! A total of 3 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.04 FD 1.00 GC 1.00* GG 1.00* ! HH 0.97 HN 1.03 KK 1.00* KP 1.01 ! MA 1.03 MC 1.21 MK 1.00* NL 0.98 ! NY 1.00* OV 0.99 PT 0.99 SC 0.99 ! TS 1.00* WF 19.66 WZ 1.12 LA 1.02 ! ! ! Correcting IF 4. ! A total of 75 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 0.96 GC 1.12 GG 1.00* ! HH 1.00* HN 1.07 KK 0.92 KP 0.98 ! MA 1.00* MC 1.00* MK 0.95 NL 0.96 ! NY 1.00* OV 0.96 PT 0.97 SC 1.10 ! TS 1.00* WF 1.01 WZ 1.00* LA 1.00* ! ! A total of 3 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.01 FD 0.98 GC 1.00* GG 1.00* ! HH 1.03 HN 1.05 KK 1.00* KP 1.01 ! MA 0.97 MC 1.23 MK 1.00* NL 0.99 ! NY 1.00* OV 0.98 PT 1.00 SC 0.99 ! TS 1.00* WF 10.45 WZ 1.08 LA 0.99 ! ! ! Fit before self-cal, rms=0.234569Jy sigma=0.001621 ! Fit after self-cal, rms=0.848985Jy sigma=0.001242 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Your choice of large map pixels excluded 3.02% of the data. ! The x-axis pixel size should ideally be below 0.1654 milli-arcsec ! Estimated beam: bmin=0.8616 mas, bmaj=2.193 mas, bpa=-2.503 degrees ! Estimated noise=670.066 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 = -0.00559074 Jy ! Component: 100 - total flux cleaned = -0.00618323 Jy ! Component: 150 - total flux cleaned = -0.00669979 Jy ! Component: 200 - total flux cleaned = -0.00700412 Jy ! Total flux subtracted in 200 components = -0.00700412 Jy ! Clean residual min=-0.005870 max=0.004208 Jy/beam ! Clean residual mean=-0.000004 rms=0.001480 Jy/beam ! Combined flux in latest and established models = 1.08315 Jy ! Performing phase self-cal ! Adding 5 model components to the UV plane model. ! The established model now contains 29 components and 1.08315 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.848817Jy sigma=0.001238 ! Fit after self-cal, rms=0.849539Jy sigma=0.001238 ! Inverting map ! Your choice of large map pixels excluded 3.02% of the data. ! The x-axis pixel size should ideally be below 0.1654 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=0.849539Jy sigma=0.001238 ! Fit after self-cal, rms=0.864929Jy sigma=0.001236 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 3.02% of the data. ! The x-axis pixel size should ideally be below 0.1654 milli-arcsec ! Estimated beam: bmin=0.8649 mas, bmaj=2.2 mas, bpa=-2.513 degrees ! Estimated noise=668.819 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00460925 Jy ! Component: 100 - total flux cleaned = -0.00510287 Jy ! Component: 150 - total flux cleaned = -0.00553798 Jy ! Component: 200 - total flux cleaned = -0.00591585 Jy ! Total flux subtracted in 200 components = -0.00591585 Jy ! Clean residual min=-0.005110 max=0.003896 Jy/beam ! Clean residual mean=-0.000007 rms=0.001336 Jy/beam ! Combined flux in latest and established models = 1.07724 Jy selfcal ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 30 components and 1.07724 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.864801Jy sigma=0.001233 ! Fit after self-cal, rms=0.864813Jy sigma=0.001233 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 3.02% of the data. ! The x-axis pixel size should ideally be below 0.1654 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 = -0.000229288 Jy ! Component: 100 - total flux cleaned = -0.000435329 Jy ! Component: 150 - total flux cleaned = -0.000618316 Jy ! Component: 200 - total flux cleaned = -0.000614816 Jy ! Total flux subtracted in 200 components = -0.000614816 Jy ! Clean residual min=-0.004661 max=0.003887 Jy/beam ! Clean residual mean=-0.000010 rms=0.001321 Jy/beam ! Combined flux in latest and established models = 1.07662 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 31 components and 1.07662 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.864766Jy sigma=0.001232 ! Fit after self-cal, rms=0.864750Jy sigma=0.001232 ! Inverting map ! Your choice of large map pixels excluded 3.02% of the data. ! The x-axis pixel size should ideally be below 0.1654 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=0.864750Jy sigma=0.001232 ! Fit after self-cal, rms=0.871838Jy sigma=0.001231 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 3.02% of the data. ! The x-axis pixel size should ideally be below 0.1654 milli-arcsec ! Estimated beam: bmin=0.8689 mas, bmaj=2.209 mas, bpa=-2.527 degrees ! Estimated noise=668.316 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00380832 Jy ! Component: 100 - total flux cleaned = -0.00429193 Jy ! Component: 150 - total flux cleaned = -0.00460601 Jy ! Component: 200 - total flux cleaned = -0.00489501 Jy ! Total flux subtracted in 200 components = -0.00489501 Jy ! Clean residual min=-0.004148 max=0.003595 Jy/beam ! Clean residual mean=-0.000002 rms=0.001179 Jy/beam ! Combined flux in latest and established models = 1.07173 Jy selfcal ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 31 components and 1.07173 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.871764Jy sigma=0.001229 ! Fit after self-cal, rms=0.871828Jy sigma=0.001229 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 3.02% of the data. ! The x-axis pixel size should ideally be below 0.1654 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 = -0.000263704 Jy ! Component: 100 - total flux cleaned = -0.000490323 Jy ! Component: 150 - total flux cleaned = -0.000627875 Jy ! Component: 200 - total flux cleaned = -0.000752123 Jy ! Total flux subtracted in 200 components = -0.000752123 Jy ! Clean residual min=-0.004106 max=0.003550 Jy/beam ! Clean residual mean=-0.000006 rms=0.001171 Jy/beam ! Combined flux in latest and established models = 1.07097 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 32 components and 1.07097 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.871805Jy sigma=0.001229 ! Fit after self-cal, rms=0.871797Jy sigma=0.001229 ! Inverting map ! Your choice of large map pixels excluded 3.02% of the data. ! The x-axis pixel size should ideally be below 0.1654 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=0.871797Jy sigma=0.001229 ! Fit after self-cal, rms=0.876312Jy sigma=0.001228 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 3.02% of the data. ! The x-axis pixel size should ideally be below 0.1654 milli-arcsec ! Estimated beam: bmin=2.304 mas, bmaj=3.839 mas, bpa=-11.06 degrees ! Estimated noise=763.045 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00358268 Jy ! Component: 100 - total flux cleaned = -0.00485214 Jy ! Component: 150 - total flux cleaned = -0.00514641 Jy ! Component: 200 - total flux cleaned = -0.00519649 Jy ! Total flux subtracted in 200 components = -0.00519649 Jy ! Clean residual min=-0.004332 max=0.003356 Jy/beam ! Clean residual mean=-0.000023 rms=0.001455 Jy/beam ! Combined flux in latest and established models = 1.06578 Jy selfcal ! Performing phase self-cal ! Adding 5 model components to the UV plane model. ! The established model now contains 34 components and 1.06578 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.876287Jy sigma=0.001227 ! Fit after self-cal, rms=0.876357Jy sigma=0.001227 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 3.02% of the data. ! The x-axis pixel size should ideally be below 0.1654 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 = -0.000165805 Jy ! Component: 100 - total flux cleaned = -0.00016416 Jy ! Component: 150 - total flux cleaned = -0.000163261 Jy ! Component: 200 - total flux cleaned = -0.000176537 Jy ! Total flux subtracted in 200 components = -0.000176537 Jy ! Clean residual min=-0.004346 max=0.003346 Jy/beam ! Clean residual mean=-0.000027 rms=0.001453 Jy/beam ! Combined flux in latest and established models = 1.0656 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 34 components and 1.0656 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.876353Jy sigma=0.001227 ! Fit after self-cal, rms=0.876352Jy sigma=0.001227 ! Inverting map ! Your choice of large map pixels excluded 3.02% of the data. ! The x-axis pixel size should ideally be below 0.1654 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 3.02% of the data. ! The x-axis pixel size should ideally be below 0.1654 milli-arcsec ! Estimated beam: bmin=0.8719 mas, bmaj=2.214 mas, bpa=-2.53 degrees ! Estimated noise=667.849 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8719 x 2.214 at -2.53 degrees (North through East) ! Clean map min=-0.0035995 max=1.0088 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=0.876352Jy sigma=0.001227 ! Fit after self-cal, rms=1.289365Jy sigma=0.001141 ! Inverting map and beam ! Your choice of large map pixels excluded 3.02% of the data. ! The x-axis pixel size should ideally be below 0.1654 milli-arcsec ! Estimated beam: bmin=0.873 mas, bmaj=2.22 mas, bpa=-2.512 degrees ! Estimated noise=666.808 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00235657 Jy ! Component: 100 - total flux cleaned = -0.00261252 Jy ! Component: 150 - total flux cleaned = -0.00284134 Jy ! Component: 200 - total flux cleaned = -0.00297476 Jy ! Total flux subtracted in 200 components = -0.00297476 Jy ! Clean residual min=-0.003444 max=0.003215 Jy/beam ! Clean residual mean=-0.000024 rms=0.000988 Jy/beam ! Combined flux in latest and established models = 1.06263 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 34 components and 1.06263 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=1.289338Jy sigma=0.001140 ! Fit after self-cal, rms=1.289324Jy sigma=0.001140 ! Inverting map ! Your choice of large map pixels excluded 3.02% of the data. ! The x-axis pixel size should ideally be below 0.1654 milli-arcsec ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -6.31331e-05 Jy ! Component: 100 - total flux cleaned = -0.000118221 Jy ! Component: 150 - total flux cleaned = -0.00011663 Jy ! Component: 200 - total flux cleaned = -0.000161631 Jy ! Total flux subtracted in 200 components = -0.000161631 Jy ! Clean residual min=-0.003449 max=0.003214 Jy/beam ! Clean residual mean=-0.000024 rms=0.000988 Jy/beam ! Combined flux in latest and established models = 1.06247 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 34 components and 1.06247 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=1.289314Jy sigma=0.001140 ! Fit after self-cal, rms=1.289306Jy sigma=0.001140 ! Inverting map ! Your choice of large map pixels excluded 3.02% of the data. ! The x-axis pixel size should ideally be below 0.1654 milli-arcsec ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=1.289306Jy sigma=0.001140 ! Fit after self-cal, rms=1.292216Jy sigma=0.001140 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 3.02% of the data. ! The x-axis pixel size should ideally be below 0.1654 milli-arcsec ! Estimated beam: bmin=0.551 mas, bmaj=1.325 mas, bpa=2.697 degrees ! Estimated noise=1506.72 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.762058 Jy ! Component: 100 - total flux cleaned = 0.929974 Jy ! Component: 150 - total flux cleaned = 0.982664 Jy ! Component: 200 - total flux cleaned = 1.01015 Jy ! Total flux subtracted in 200 components = 1.01015 Jy ! Clean residual min=-0.010402 max=0.014022 Jy/beam ! Clean residual mean=-0.000117 rms=0.002627 Jy/beam ! Combined flux in latest and established models = 1.01015 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 14 model components to the UV plane model. ! The established model now contains 14 components and 1.01015 Jy ! Inverting map and beam ! Your choice of large map pixels excluded 3.02% of the data. ! The x-axis pixel size should ideally be below 0.1654 milli-arcsec ! Estimated beam: bmin=0.8751 mas, bmaj=2.222 mas, bpa=-2.515 degrees ! Estimated noise=666.473 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 = 0.0263992 Jy ! Component: 100 - total flux cleaned = 0.0373344 Jy ! Component: 150 - total flux cleaned = 0.0425913 Jy ! Component: 200 - total flux cleaned = 0.0451563 Jy ! Total flux subtracted in 200 components = 0.0451563 Jy ! Clean residual min=-0.003550 max=0.003022 Jy/beam ! Clean residual mean=-0.000043 rms=0.001017 Jy/beam ! Combined flux in latest and established models = 1.05531 Jy ! Adding 21 model components to the UV plane model. ! The established model now contains 28 components and 1.05531 Jy ! Inverting map ! Your choice of large map pixels excluded 3.02% of the data. ! The x-axis pixel size should ideally be below 0.1654 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 3.02% of the data. ! The x-axis pixel size should ideally be below 0.1654 milli-arcsec ! Estimated beam: bmin=2.306 mas, bmaj=3.841 mas, bpa=-11.07 degrees ! Estimated noise=759.356 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00187243 Jy ! Component: 100 - total flux cleaned = 0.00222488 Jy ! Component: 150 - total flux cleaned = 0.00226972 Jy ! Component: 200 - total flux cleaned = 0.00229142 Jy ! Total flux subtracted in 200 components = 0.00229142 Jy ! Clean residual min=-0.003767 max=0.002651 Jy/beam ! Clean residual mean=-0.000064 rms=0.001222 Jy/beam ! Combined flux in latest and established models = 1.0576 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 = 4.09944e-05 Jy ! Component: 100 - total flux cleaned = 8.07116e-05 Jy ! Component: 150 - total flux cleaned = 0.000118073 Jy ! Component: 200 - total flux cleaned = 0.000154405 Jy ! Total flux subtracted in 200 components = 0.000154405 Jy ! Clean residual min=-0.003734 max=0.002677 Jy/beam ! Clean residual mean=-0.000063 rms=0.001216 Jy/beam ! Combined flux in latest and established models = 1.05776 Jy ! Adding 5 model components to the UV plane model. ! The established model now contains 29 components and 1.05776 Jy ! Inverting map ! Your choice of large map pixels excluded 3.02% of the data. ! The x-axis pixel size should ideally be below 0.1654 milli-arcsec uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Your choice of large map pixels excluded 3.02% of the data. ! The x-axis pixel size should ideally be below 0.1654 milli-arcsec ! Estimated beam: bmin=0.8751 mas, bmaj=2.222 mas, bpa=-2.515 degrees ! Estimated noise=666.473 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00069299 Jy ! Component: 100 - total flux cleaned = -0.000587108 Jy ! Component: 150 - total flux cleaned = -0.000496315 Jy ! Component: 200 - total flux cleaned = -0.000410438 Jy ! Total flux subtracted in 200 components = -0.000410438 Jy ! Clean residual min=-0.003374 max=0.002934 Jy/beam ! Clean residual mean=-0.000033 rms=0.000957 Jy/beam ! Combined flux in latest and established models = 1.05735 Jy selfcal ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 32 components and 1.05735 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=1.292029Jy sigma=0.001139 ! Fit after self-cal, rms=1.291863Jy sigma=0.001139 wmodel J0050-0929_X_2000_05_22_pus_map.mod ! Writing 32 model components to file: J0050-0929_X_2000_05_22_pus_map.mod wobs J0050-0929_X_2000_05_22_pus_uvs.fits ! Writing UV FITS file: J0050-0929_X_2000_05_22_pus_uvs.fits wwins J0050-0929_X_2000_05_22_pus_map.win ! wwins: Wrote 1 windows to J0050-0929_X_2000_05_22_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 3.02% of the data. ! The x-axis pixel size should ideally be below 0.1654 milli-arcsec ! clean: niter=1024 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = -0.000793371 Jy ! Component: 100 - total flux cleaned = -0.000846777 Jy ! Component: 150 - total flux cleaned = -0.00104403 Jy ! Component: 200 - total flux cleaned = -0.00118509 Jy ! Component: 250 - total flux cleaned = -0.00118438 Jy ! Component: 300 - total flux cleaned = -0.00113981 Jy ! Component: 350 - total flux cleaned = -0.00113985 Jy ! Component: 400 - total flux cleaned = -0.00122243 Jy ! Component: 450 - total flux cleaned = -0.00126275 Jy ! Component: 500 - total flux cleaned = -0.00134019 Jy ! Component: 550 - total flux cleaned = -0.00145505 Jy ! Component: 600 - total flux cleaned = -0.00168103 Jy ! Component: 650 - total flux cleaned = -0.0018659 Jy ! Component: 700 - total flux cleaned = -0.00211973 Jy ! Component: 750 - total flux cleaned = -0.00226237 Jy ! Component: 800 - total flux cleaned = -0.00254344 Jy ! Component: 850 - total flux cleaned = -0.00285446 Jy ! Component: 900 - total flux cleaned = -0.00309232 Jy ! Component: 950 - total flux cleaned = -0.00325957 Jy ! Component: 1000 - total flux cleaned = -0.00349106 Jy ! Total flux subtracted in 1024 components = -0.00355653 Jy ! Clean residual min=-0.001836 max=0.001634 Jy/beam ! Clean residual mean=-0.000012 rms=0.000660 Jy/beam ! Combined flux in latest and established models = 1.05379 Jy keep ! Adding 63 model components to the UV plane model. ! The established model now contains 95 components and 1.05379 Jy ![Exited script file: muppet] wmap "J0050-0929_X_2000_05_22_pus\_map.fits" ! Inverting map ! Your choice of large map pixels excluded 3.02% of the data. ! The x-axis pixel size should ideally be below 0.1654 milli-arcsec ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8751 x 2.222 at -2.515 degrees (North through East) ! Clean map min=-0.0027333 max=1.0095 Jy/beam ! Writing clean map to FITS file: J0050-0929_X_2000_05_22_pus_map.fits float peak_flux peak_flux = peak(flux,max) print "The peak flux is",peak_flux ! The peak flux is 1.00948 invert ! Inverting map ! Your choice of large map pixels excluded 3.02% of the data. ! The x-axis pixel size should ideally be below 0.1654 milli-arcsec float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000659787 device "J0050-0929_X_2000_05_22_pus\_map.eps/VPS" ! Attempting to open device: 'J0050-0929_X_2000_05_22_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.196077 0.196077 0.392153 0.784307 1.56861 3.13723 6.27445 12.5489 25.0978 50.1956 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0019 print "peak=",int(1000*peak_flux)/1000 ! peak= 1.009 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8751 x 2.222 at -2.515 degrees (North through East) ! Clean map min=-0.0027333 max=1.0095 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J0050-0929_X_2000_05_22_pus\_map.gif/vgif" ! Attempting to open device: 'J0050-0929_X_2000_05_22_pus_map.gif/vgif' mapplot cln quit ! Quitting program ! Log file J0050-0929_X_2000_05_22_pus_uvs.log closed on Mon Nov 12 16:13:06 2007