! Started logfile: J1454-3747_X_2001_03_12_pus_uvs.log on Wed Jan 2 19:59:07 2013 obs J1454-3747_X_2001_03_12_pus_uva.fits ! Reading UV FITS file: J1454-3747_X_2001_03_12_pus_uva.fits ! AN table 1: 227 integrations on 136 of 136 possible baselines. ! AN table 2: 18 integrations on 136 of 136 possible baselines. ! AN table 3: 68 integrations on 136 of 136 possible baselines. ! Apparent sampling: 0.142995 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J1454-3747 ! ! 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 1749 lines of history. ! ! Reading 24348 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 J1454-3747_X_2001_03_12_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 2164 telescope corrections were flagged in sub-array 1. ! A total of 224 telescope corrections were flagged in sub-array 2. ! A total of 1156 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 2. ! A total of 2164 telescope corrections were flagged in sub-array 1. ! A total of 224 telescope corrections were flagged in sub-array 2. ! A total of 1156 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 3. ! A total of 2164 telescope corrections were flagged in sub-array 1. ! A total of 224 telescope corrections were flagged in sub-array 2. ! A total of 1156 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 4. ! A total of 2164 telescope corrections were flagged in sub-array 1. ! A total of 224 telescope corrections were flagged in sub-array 2. ! A total of 1156 telescope corrections were flagged in sub-array 3. ! ! Fit before self-cal, rms=0.750632Jy sigma=0.006141 ! Fit after self-cal, rms=0.524640Jy sigma=0.004447 ! 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 0.158% of the data. ! The x-axis pixel size should ideally be below 0.1966 milli-arcsec ! Estimated beam: bmin=0.5636 mas, bmaj=1.852 mas, bpa=-9.732 degrees ! Estimated noise=1533.7 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 = 0.902412 Jy ! Component: 100 - total flux cleaned = 1.21888 Jy ! Total flux subtracted in 100 components = 1.21888 Jy ! Clean residual min=-0.064092 max=0.140229 Jy/beam ! Clean residual mean=-0.000180 rms=0.018964 Jy/beam ! Combined flux in latest and established models = 1.21888 Jy ! Performing phase self-cal ! Adding 5 model components to the UV plane model. ! The established model now contains 5 components and 1.21888 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.358636Jy sigma=0.003074 ! Fit after self-cal, rms=0.358579Jy sigma=0.003073 ! Inverting map ! Your choice of large map pixels excluded 0.158% of the data. ! The x-axis pixel size should ideally be below 0.1966 milli-arcsec ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.151981 Jy ! Component: 100 - total flux cleaned = 0.23442 Jy ! Total flux subtracted in 100 components = 0.23442 Jy ! Clean residual min=-0.033339 max=0.048780 Jy/beam ! Clean residual mean=-0.000027 rms=0.009482 Jy/beam ! Combined flux in latest and established models = 1.4533 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 10 components and 1.4533 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.228718Jy sigma=0.001916 ! Fit after self-cal, rms=0.228661Jy sigma=0.001915 ! Inverting map ! Your choice of large map pixels excluded 0.158% of the data. ! The x-axis pixel size should ideally be below 0.1966 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 0.158% of the data. ! The x-axis pixel size should ideally be below 0.1966 milli-arcsec ! Estimated beam: bmin=0.7734 mas, bmaj=2.166 mas, bpa=-8.255 degrees ! Estimated noise=567.419 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 = 0.103713 Jy ! Component: 100 - total flux cleaned = 0.150194 Jy ! Component: 150 - total flux cleaned = 0.171802 Jy ! Component: 200 - total flux cleaned = 0.181973 Jy ! Total flux subtracted in 200 components = 0.181973 Jy ! Clean residual min=-0.033484 max=0.068454 Jy/beam ! Clean residual mean=-0.000061 rms=0.011581 Jy/beam ! Combined flux in latest and established models = 1.63527 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 17 components and 1.63527 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.189858Jy sigma=0.001498 ! Fit after self-cal, rms=0.189817Jy sigma=0.001497 ! Inverting map ! Your choice of large map pixels excluded 0.158% of the data. ! The x-axis pixel size should ideally be below 0.1966 milli-arcsec ! Added new window around map position (-1.2, -4.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0577691 Jy ! Component: 100 - total flux cleaned = 0.0707607 Jy ! Component: 150 - total flux cleaned = 0.0738614 Jy ! Component: 200 - total flux cleaned = 0.0760722 Jy ! Total flux subtracted in 200 components = 0.0760722 Jy ! Clean residual min=-0.024633 max=0.042229 Jy/beam ! Clean residual mean=0.000161 rms=0.007642 Jy/beam ! Combined flux in latest and established models = 1.71135 Jy ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 43 components and 1.71135 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.172974Jy sigma=0.001355 ! Fit after self-cal, rms=0.169919Jy sigma=0.001328 ! Inverting map ! Your choice of large map pixels excluded 0.158% of the data. ! The x-axis pixel size should ideally be below 0.1966 milli-arcsec print "************** FINISHED NATURAL WEIGHTING CLEAN **************" ! ************** FINISHED NATURAL WEIGHTING CLEAN ************** ! gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 9 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 0.98 HH 1.00* HN 1.00* ! KK 1.13 KP 1.04 LA 0.99 MA 1.00* ! MC 1.00* MK 0.97 NL 1.07 ON 1.00* ! OV 0.98 PT 0.96 SC 0.99 TS 1.00* ! WZ 1.00* ! ! A total of 3 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 1.03 HH 1.00* HN 1.00* ! KK 1.00* KP 1.10 LA 1.07 MA 1.00* ! MC 1.00* MK 1.00* NL 1.00* ON 1.00* ! OV 1.00* PT 1.03 SC 1.00 TS 1.00* ! WZ 1.00* ! ! Telescope amplitude corrections in sub-array 3: ! BR 0.00* FD 0.00* HH 0.00* HN 0.00* ! KK 0.00* KP 0.00* LA 0.00* MA 0.00* ! MC 0.00* MK 0.00* NL 0.00* ON 0.00* ! OV 0.00* PT 0.00* SC 0.00* TS 0.00* ! WZ 0.00* ! ! ! Correcting IF 2. ! A total of 9 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 0.98 HH 1.00* HN 1.00* ! KK 1.11 KP 0.98 LA 0.98 MA 1.00* ! MC 1.00* MK 0.97 NL 1.03 ON 1.00* ! OV 0.99 PT 1.00 SC 0.97 TS 1.00* ! WZ 1.00* ! ! A total of 3 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 1.06 HH 1.00* HN 1.00* ! KK 1.00* KP 1.06 LA 1.06 MA 1.00* ! MC 1.00* MK 1.00* NL 1.00* ON 1.00* ! OV 1.00* PT 1.07 SC 0.98 TS 1.00* ! WZ 1.00* ! ! Telescope amplitude corrections in sub-array 3: ! BR 0.00* FD 0.00* HH 0.00* HN 0.00* ! KK 0.00* KP 0.00* LA 0.00* MA 0.00* ! MC 0.00* MK 0.00* NL 0.00* ON 0.00* ! OV 0.00* PT 0.00* SC 0.00* TS 0.00* ! WZ 0.00* ! ! ! Correcting IF 3. ! A total of 9 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 0.96 HH 1.00* HN 1.00* ! KK 1.16 KP 0.96 LA 1.00 MA 1.00* ! MC 1.00* MK 1.01 NL 1.08 ON 1.00* ! OV 1.02 PT 1.03 SC 1.00 TS 1.00* ! WZ 1.00* ! ! A total of 3 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 1.03 HH 1.00* HN 1.00* ! KK 1.00* KP 1.04 LA 1.08 MA 1.00* ! MC 1.00* MK 1.00* NL 1.00* ON 1.00* ! OV 1.00* PT 1.10 SC 1.03 TS 1.00* ! WZ 1.00* ! ! Telescope amplitude corrections in sub-array 3: ! BR 0.00* FD 0.00* HH 0.00* HN 0.00* ! KK 0.00* KP 0.00* LA 0.00* MA 0.00* ! MC 0.00* MK 0.00* NL 0.00* ON 0.00* ! OV 0.00* PT 0.00* SC 0.00* TS 0.00* ! WZ 0.00* ! ! ! Correcting IF 4. ! A total of 9 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 0.95 HH 1.00* HN 1.00* ! KK 1.14 KP 0.98 LA 0.97 MA 1.00* ! MC 1.00* MK 1.06 NL 1.09 ON 1.00* ! OV 1.00 PT 1.03 SC 1.06 TS 1.00* ! WZ 1.00* ! ! A total of 3 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 1.03 HH 1.00* HN 1.00* ! KK 1.00* KP 1.03 LA 1.07 MA 1.00* ! MC 1.00* MK 1.00* NL 1.00* ON 1.00* ! OV 1.00* PT 1.12 SC 1.05 TS 1.00* ! WZ 1.00* ! ! Telescope amplitude corrections in sub-array 3: ! BR 0.00* FD 0.00* HH 0.00* HN 0.00* ! KK 0.00* KP 0.00* LA 0.00* MA 0.00* ! MC 0.00* MK 0.00* NL 0.00* ON 0.00* ! OV 0.00* PT 0.00* SC 0.00* TS 0.00* ! WZ 0.00* ! ! ! Fit before self-cal, rms=0.169919Jy sigma=0.001328 ! Fit after self-cal, rms=0.157737Jy sigma=0.001202 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Your choice of large map pixels excluded 0.133% of the data. ! The x-axis pixel size should ideally be below 0.1967 milli-arcsec ! Estimated beam: bmin=0.7764 mas, bmaj=2.17 mas, bpa=-8.165 degrees ! Estimated noise=570.444 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 = 0.000579328 Jy ! Component: 100 - total flux cleaned = -0.00022959 Jy ! Component: 150 - total flux cleaned = -0.000231459 Jy ! Component: 200 - total flux cleaned = -8.13599e-05 Jy ! Total flux subtracted in 200 components = -8.13599e-05 Jy ! Clean residual min=-0.008916 max=0.009987 Jy/beam ! Clean residual mean=0.000200 rms=0.002598 Jy/beam ! Combined flux in latest and established models = 1.71126 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 55 components and 1.71126 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.157269Jy sigma=0.001198 ! Fit after self-cal, rms=0.157298Jy sigma=0.001198 ! Inverting map ! Your choice of large map pixels excluded 0.133% of the data. ! The x-axis pixel size should ideally be below 0.1967 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=0.157298Jy sigma=0.001198 ! Fit after self-cal, rms=0.157288Jy sigma=0.001197 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 0.133% of the data. ! The x-axis pixel size should ideally be below 0.1967 milli-arcsec ! Estimated beam: bmin=0.7766 mas, bmaj=2.17 mas, bpa=-8.137 degrees ! Estimated noise=570.207 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00182125 Jy ! Component: 100 - total flux cleaned = -0.0021055 Jy ! Component: 150 - total flux cleaned = -0.00210297 Jy ! Component: 200 - total flux cleaned = -0.00210167 Jy ! Total flux subtracted in 200 components = -0.00210167 Jy ! Clean residual min=-0.008253 max=0.009466 Jy/beam ! Clean residual mean=0.000190 rms=0.002413 Jy/beam ! Combined flux in latest and established models = 1.70916 Jy selfcal ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 60 components and 1.70916 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.157072Jy sigma=0.001196 ! Fit after self-cal, rms=0.157046Jy sigma=0.001195 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 0.133% of the data. ! The x-axis pixel size should ideally be below 0.1967 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 = -0.000695997 Jy ! Component: 100 - total flux cleaned = -0.000700195 Jy ! Component: 150 - total flux cleaned = -0.000598119 Jy ! Component: 200 - total flux cleaned = -0.000415549 Jy ! Total flux subtracted in 200 components = -0.000415549 Jy ! Clean residual min=-0.008090 max=0.008742 Jy/beam ! Clean residual mean=0.000185 rms=0.002329 Jy/beam ! Combined flux in latest and established models = 1.70875 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 63 components and 1.70875 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.156926Jy sigma=0.001194 ! Fit after self-cal, rms=0.156915Jy sigma=0.001194 ! Inverting map ! Your choice of large map pixels excluded 0.133% of the data. ! The x-axis pixel size should ideally be below 0.1967 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=0.156915Jy sigma=0.001194 ! Fit after self-cal, rms=0.157015Jy sigma=0.001194 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 0.133% of the data. ! The x-axis pixel size should ideally be below 0.1967 milli-arcsec ! Estimated beam: bmin=0.777 mas, bmaj=2.17 mas, bpa=-8.12 degrees ! Estimated noise=570.267 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00214155 Jy ! Component: 100 - total flux cleaned = -0.00213975 Jy ! Component: 150 - total flux cleaned = -0.00213961 Jy ! Component: 200 - total flux cleaned = -0.00213678 Jy ! Total flux subtracted in 200 components = -0.00213678 Jy ! Clean residual min=-0.007549 max=0.008606 Jy/beam ! Clean residual mean=0.000172 rms=0.002222 Jy/beam ! Combined flux in latest and established models = 1.70661 Jy selfcal ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 64 components and 1.70661 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.156904Jy sigma=0.001193 ! Fit after self-cal, rms=0.156893Jy sigma=0.001193 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 0.133% of the data. ! The x-axis pixel size should ideally be below 0.1967 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 = -0.000516659 Jy ! Component: 100 - total flux cleaned = -0.000441604 Jy ! Component: 150 - total flux cleaned = -0.000441842 Jy ! Component: 200 - total flux cleaned = -0.000309788 Jy ! Total flux subtracted in 200 components = -0.000309788 Jy ! Clean residual min=-0.007473 max=0.008141 Jy/beam ! Clean residual mean=0.000169 rms=0.002179 Jy/beam ! Combined flux in latest and established models = 1.7063 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 68 components and 1.7063 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.156828Jy sigma=0.001193 ! Fit after self-cal, rms=0.156824Jy sigma=0.001193 ! Inverting map ! Your choice of large map pixels excluded 0.133% of the data. ! The x-axis pixel size should ideally be below 0.1967 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=0.156824Jy sigma=0.001193 ! Fit after self-cal, rms=0.156906Jy sigma=0.001193 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 0.133% of the data. ! The x-axis pixel size should ideally be below 0.1967 milli-arcsec ! Estimated beam: bmin=2.499 mas, bmaj=9.144 mas, bpa=-3.871 degrees ! Estimated noise=728.879 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00110406 Jy ! Component: 100 - total flux cleaned = -0.00109005 Jy ! Component: 150 - total flux cleaned = -0.00100935 Jy ! Component: 200 - total flux cleaned = -0.000938339 Jy ! Total flux subtracted in 200 components = -0.000938339 Jy ! Clean residual min=-0.009573 max=0.010327 Jy/beam ! Clean residual mean=0.000331 rms=0.003711 Jy/beam ! Combined flux in latest and established models = 1.70536 Jy selfcal ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 71 components and 1.70536 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.156866Jy sigma=0.001192 ! Fit after self-cal, rms=0.156849Jy sigma=0.001192 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 0.133% of the data. ! The x-axis pixel size should ideally be below 0.1967 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 = -0.000310439 Jy ! Component: 100 - total flux cleaned = -0.000182109 Jy ! Component: 150 - total flux cleaned = -7.44678e-05 Jy ! Component: 200 - total flux cleaned = -2.88443e-05 Jy ! Total flux subtracted in 200 components = -2.88443e-05 Jy ! Clean residual min=-0.009721 max=0.010511 Jy/beam ! Clean residual mean=0.000327 rms=0.003671 Jy/beam ! Combined flux in latest and established models = 1.70533 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 73 components and 1.70533 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.156833Jy sigma=0.001192 ! Fit after self-cal, rms=0.156825Jy sigma=0.001192 ! Inverting map ! Your choice of large map pixels excluded 0.133% of the data. ! The x-axis pixel size should ideally be below 0.1967 milli-arcsec uvtaper 0,0 ! No UV-taper is currently set. win_mult = win_mult / 1.2 print "************** FINISHED AMPLITUDE SELF-CAL **************" ! ************** FINISHED AMPLITUDE SELF-CAL ************** restore ! Inverting map and beam ! Your choice of large map pixels excluded 0.133% of the data. ! The x-axis pixel size should ideally be below 0.1967 milli-arcsec ! Estimated beam: bmin=0.7772 mas, bmaj=2.17 mas, bpa=-8.106 degrees ! Estimated noise=570.349 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7772 x 2.17 at -8.106 degrees (North through East) ! Clean map min=-0.018418 max=1.3034 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=0.156825Jy sigma=0.001192 ! Fit after self-cal, rms=0.144234Jy sigma=0.001081 ! Inverting map and beam ! Your choice of large map pixels excluded 0.133% of the data. ! The x-axis pixel size should ideally be below 0.1967 milli-arcsec ! Estimated beam: bmin=0.7768 mas, bmaj=2.169 mas, bpa=-8.1 degrees ! Estimated noise=569.981 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.0014129 Jy ! Component: 100 - total flux cleaned = -0.00165933 Jy ! Component: 150 - total flux cleaned = -0.00166147 Jy ! Component: 200 - total flux cleaned = -0.00166275 Jy ! Total flux subtracted in 200 components = -0.00166275 Jy ! Clean residual min=-0.006919 max=0.008395 Jy/beam ! Clean residual mean=0.000139 rms=0.002016 Jy/beam ! Combined flux in latest and established models = 1.70367 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 79 components and 1.70367 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.144181Jy sigma=0.001081 ! Fit after self-cal, rms=0.144179Jy sigma=0.001081 ! Inverting map ! Your choice of large map pixels excluded 0.133% of the data. ! The x-axis pixel size should ideally be below 0.1967 milli-arcsec ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000324036 Jy ! Component: 100 - total flux cleaned = -0.00042201 Jy ! Component: 150 - total flux cleaned = -0.000421223 Jy ! Component: 200 - total flux cleaned = -0.000419306 Jy ! Total flux subtracted in 200 components = -0.000419306 Jy ! Clean residual min=-0.006995 max=0.008207 Jy/beam ! Clean residual mean=0.000137 rms=0.002005 Jy/beam ! Combined flux in latest and established models = 1.70325 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 82 components and 1.70325 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.144150Jy sigma=0.001081 ! Fit after self-cal, rms=0.144149Jy sigma=0.001081 ! Inverting map ! Your choice of large map pixels excluded 0.133% of the data. ! The x-axis pixel size should ideally be below 0.1967 milli-arcsec ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.144149Jy sigma=0.001081 ! Fit after self-cal, rms=0.144185Jy sigma=0.001081 print "************** CLEARING MODEL AND STARTING OVER **********" ! ************** CLEARING MODEL AND STARTING OVER ********** clrmod true ! clrmod: Cleared the established and tentative models. uvw 2,-1 ! Uniform weighting binwidth: 2 (pixels). ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 0.133% of the data. ! The x-axis pixel size should ideally be below 0.1967 milli-arcsec ! Estimated beam: bmin=0.5651 mas, bmaj=1.843 mas, bpa=-9.558 degrees ! Estimated noise=1590.25 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.924937 Jy ! Component: 100 - total flux cleaned = 1.24681 Jy ! Component: 150 - total flux cleaned = 1.40247 Jy ! Component: 200 - total flux cleaned = 1.48802 Jy ! Total flux subtracted in 200 components = 1.48802 Jy ! Clean residual min=-0.022095 max=0.043146 Jy/beam ! Clean residual mean=-0.000102 rms=0.007251 Jy/beam ! Combined flux in latest and established models = 1.48802 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 11 model components to the UV plane model. ! The established model now contains 11 components and 1.48802 Jy ! Inverting map and beam ! Your choice of large map pixels excluded 0.133% of the data. ! The x-axis pixel size should ideally be below 0.1967 milli-arcsec ! Estimated beam: bmin=0.7769 mas, bmaj=2.169 mas, bpa=-8.091 degrees ! Estimated noise=570.041 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 = 0.0905839 Jy ! Component: 100 - total flux cleaned = 0.141071 Jy ! Component: 150 - total flux cleaned = 0.171152 Jy ! Component: 200 - total flux cleaned = 0.189464 Jy ! Total flux subtracted in 200 components = 0.189464 Jy ! Clean residual min=-0.008590 max=0.011682 Jy/beam ! Clean residual mean=0.000073 rms=0.003018 Jy/beam ! Combined flux in latest and established models = 1.67749 Jy ! Adding 32 model components to the UV plane model. ! The established model now contains 38 components and 1.67749 Jy ! Inverting map ! Your choice of large map pixels excluded 0.133% of the data. ! The x-axis pixel size should ideally be below 0.1967 milli-arcsec uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 70 mega-wavelengths. clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 0.133% of the data. ! The x-axis pixel size should ideally be below 0.1967 milli-arcsec ! Estimated beam: bmin=2.5 mas, bmaj=9.143 mas, bpa=-3.864 degrees ! Estimated noise=728.736 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0178942 Jy ! Component: 100 - total flux cleaned = 0.024866 Jy ! Component: 150 - total flux cleaned = 0.0256566 Jy ! Component: 200 - total flux cleaned = 0.0259898 Jy ! Total flux subtracted in 200 components = 0.0259898 Jy ! Clean residual min=-0.008781 max=0.011660 Jy/beam ! Clean residual mean=0.000319 rms=0.003841 Jy/beam ! Combined flux in latest and established models = 1.70348 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 = 0.000266721 Jy ! Component: 100 - total flux cleaned = 0.000497667 Jy ! Component: 150 - total flux cleaned = 0.000594714 Jy ! Component: 200 - total flux cleaned = 0.000761566 Jy ! Total flux subtracted in 200 components = 0.000761566 Jy ! Clean residual min=-0.008171 max=0.011112 Jy/beam ! Clean residual mean=0.000317 rms=0.003670 Jy/beam ! Combined flux in latest and established models = 1.70424 Jy ! Adding 21 model components to the UV plane model. ! The established model now contains 55 components and 1.70424 Jy ! Inverting map ! Your choice of large map pixels excluded 0.133% of the data. ! The x-axis pixel size should ideally be below 0.1967 milli-arcsec uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Your choice of large map pixels excluded 0.133% of the data. ! The x-axis pixel size should ideally be below 0.1967 milli-arcsec ! Estimated beam: bmin=0.7769 mas, bmaj=2.169 mas, bpa=-8.091 degrees ! Estimated noise=570.041 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000606763 Jy ! Component: 100 - total flux cleaned = -0.000300466 Jy ! Component: 150 - total flux cleaned = -0.000301926 Jy ! Component: 200 - total flux cleaned = -0.000308161 Jy ! Total flux subtracted in 200 components = -0.000308161 Jy ! Clean residual min=-0.006452 max=0.009618 Jy/beam ! Clean residual mean=0.000154 rms=0.002076 Jy/beam ! Combined flux in latest and established models = 1.70393 Jy selfcal ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 65 components and 1.70393 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.144309Jy sigma=0.001082 ! Fit after self-cal, rms=0.144273Jy sigma=0.001082 wmodel J1454-3747_X_2001_03_12_pus_map.mod ! Writing 65 model components to file: J1454-3747_X_2001_03_12_pus_map.mod wobs J1454-3747_X_2001_03_12_pus_uvs.fits ! Writing UV FITS file: J1454-3747_X_2001_03_12_pus_uvs.fits wwins J1454-3747_X_2001_03_12_pus_map.win ! wwins: Wrote 2 windows to J1454-3747_X_2001_03_12_pus_map.win x = (field_size-8) * field_cell / 4 addwin -x,x,-x,x clean (field_size*4),0.01 ! Inverting map ! Your choice of large map pixels excluded 0.133% of the data. ! The x-axis pixel size should ideally be below 0.1967 milli-arcsec ! clean: niter=2048 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = 0.00397827 Jy ! Component: 100 - total flux cleaned = 0.0060813 Jy ! Component: 150 - total flux cleaned = 0.00734245 Jy ! Component: 200 - total flux cleaned = 0.00789999 Jy ! Component: 250 - total flux cleaned = 0.0084086 Jy ! Component: 300 - total flux cleaned = 0.00825475 Jy ! Component: 350 - total flux cleaned = 0.00825534 Jy ! Component: 400 - total flux cleaned = 0.00825864 Jy ! Component: 450 - total flux cleaned = 0.00825999 Jy ! Component: 500 - total flux cleaned = 0.00813479 Jy ! Component: 550 - total flux cleaned = 0.00831762 Jy ! Component: 600 - total flux cleaned = 0.00854679 Jy ! Component: 650 - total flux cleaned = 0.00865444 Jy ! Component: 700 - total flux cleaned = 0.00854732 Jy ! Component: 750 - total flux cleaned = 0.00869977 Jy ! Component: 800 - total flux cleaned = 0.00874726 Jy ! Component: 850 - total flux cleaned = 0.00888795 Jy ! Component: 900 - total flux cleaned = 0.00888855 Jy ! Component: 950 - total flux cleaned = 0.00928509 Jy ! Component: 1000 - total flux cleaned = 0.00953973 Jy ! Component: 1050 - total flux cleaned = 0.00982707 Jy ! Component: 1100 - total flux cleaned = 0.010105 Jy ! Component: 1150 - total flux cleaned = 0.0102604 Jy ! Component: 1200 - total flux cleaned = 0.0107859 Jy ! Component: 1250 - total flux cleaned = 0.0111495 Jy ! Component: 1300 - total flux cleaned = 0.0115391 Jy ! Component: 1350 - total flux cleaned = 0.0119856 Jy ! Component: 1400 - total flux cleaned = 0.0123527 Jy ! Component: 1450 - total flux cleaned = 0.012678 Jy ! Component: 1500 - total flux cleaned = 0.0129638 Jy ! Component: 1550 - total flux cleaned = 0.0132119 Jy ! Component: 1600 - total flux cleaned = 0.0133029 Jy ! Component: 1650 - total flux cleaned = 0.0134509 Jy ! Component: 1700 - total flux cleaned = 0.0135095 Jy ! Component: 1750 - total flux cleaned = 0.0136799 Jy ! Component: 1800 - total flux cleaned = 0.0138184 Jy ! Component: 1850 - total flux cleaned = 0.0138999 Jy ! Component: 1900 - total flux cleaned = 0.0140331 Jy ! Component: 1950 - total flux cleaned = 0.0142409 Jy ! Component: 2000 - total flux cleaned = 0.0143681 Jy ! Total flux subtracted in 2048 components = 0.0146195 Jy ! Clean residual min=-0.001246 max=0.001263 Jy/beam ! Clean residual mean=0.000067 rms=0.000532 Jy/beam ! Combined flux in latest and established models = 1.71855 Jy keep ! Adding 143 model components to the UV plane model. ! The established model now contains 208 components and 1.71855 Jy ![Exited script file: muppet] wmap "J1454-3747_X_2001_03_12_pus\_map.fits" ! Inverting map ! Your choice of large map pixels excluded 0.133% of the data. ! The x-axis pixel size should ideally be below 0.1967 milli-arcsec ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7769 x 2.169 at -8.091 degrees (North through East) ! Clean map min=-0.0065661 max=1.3212 Jy/beam ! Writing clean map to FITS file: J1454-3747_X_2001_03_12_pus_map.fits float peak_flux peak_flux = peak(flux,max) print "The peak flux is",peak_flux ! The peak flux is 1.32118 invert ! Inverting map ! Your choice of large map pixels excluded 0.133% of the data. ! The x-axis pixel size should ideally be below 0.1967 milli-arcsec float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000533177 device "J1454-3747_X_2001_03_12_pus\_map.eps/VPS" ! Attempting to open device: 'J1454-3747_X_2001_03_12_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.121068 0.121068 0.242137 0.484274 0.968548 1.9371 3.87419 7.74838 15.4968 30.9935 61.9871 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0015 print "peak=",int(1000*peak_flux)/1000 ! peak= 1.321 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7769 x 2.169 at -8.091 degrees (North through East) ! Clean map min=-0.0065661 max=1.3212 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. quit ! Quitting program ! Log file J1454-3747_X_2001_03_12_pus_uvs.log closed on Wed Jan 2 19:59:16 2013