! Started logfile: J0922-3959_X_1999_05_10_pus_uvs.log on Mon Jan 14 14:14:49 2008 obs J0922-3959_X_1999_05_10_pus_uva.fits ! Reading UV FITS file: J0922-3959_X_1999_05_10_pus_uva.fits ! AN table 1: 39 integrations on 153 of 153 possible baselines. ! AN table 2: 66 integrations on 153 of 153 possible baselines. ! AN table 3: 7 integrations on 153 of 153 possible baselines. ! Apparent sampling: 0.102299 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J0922-3959 ! ! 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 1767 lines of history. ! ! Reading 7012 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 J0922-3959_X_1999_05_10_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 445 telescope corrections were flagged in sub-array 1. ! A total of 890 telescope corrections were flagged in sub-array 2. ! A total of 126 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 2. ! A total of 445 telescope corrections were flagged in sub-array 1. ! A total of 877 telescope corrections were flagged in sub-array 2. ! A total of 126 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 3. ! A total of 445 telescope corrections were flagged in sub-array 1. ! A total of 877 telescope corrections were flagged in sub-array 2. ! A total of 126 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 4. ! A total of 445 telescope corrections were flagged in sub-array 1. ! A total of 877 telescope corrections were flagged in sub-array 2. ! A total of 126 telescope corrections were flagged in sub-array 3. ! ! Fit before self-cal, rms=0.343215Jy sigma=0.003300 ! Fit after self-cal, rms=0.342140Jy sigma=0.003295 ! 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 0.265% of the data. ! The x-axis pixel size should ideally be below 0.1933 milli-arcsec ! Estimated beam: bmin=0.6875 mas, bmaj=2.193 mas, bpa=-4.275 degrees ! Estimated noise=2418.82 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 = 0.924049 Jy ! Component: 100 - total flux cleaned = 1.14593 Jy ! Total flux subtracted in 100 components = 1.14593 Jy ! Clean residual min=-0.034113 max=0.089826 Jy/beam ! Clean residual mean=-0.000327 rms=0.013899 Jy/beam ! Combined flux in latest and established models = 1.14593 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 14 components and 1.14593 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.237830Jy sigma=0.002224 ! Fit after self-cal, rms=0.237824Jy sigma=0.002224 ! Inverting map ! Your choice of large map pixels excluded 0.265% of the data. ! The x-axis pixel size should ideally be below 0.1933 milli-arcsec ! Added new window around map position (0.2, 3.4). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0983189 Jy ! Component: 100 - total flux cleaned = 0.155573 Jy ! Total flux subtracted in 100 components = 0.155573 Jy ! Clean residual min=-0.018718 max=0.036675 Jy/beam ! Clean residual mean=-0.000162 rms=0.006707 Jy/beam ! Combined flux in latest and established models = 1.3015 Jy ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 40 components and 1.3015 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.163076Jy sigma=0.001356 ! Fit after self-cal, rms=0.162877Jy sigma=0.001351 ! Inverting map ! Your choice of large map pixels excluded 0.265% of the data. ! The x-axis pixel size should ideally be below 0.1933 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 0.265% of the data. ! The x-axis pixel size should ideally be below 0.1933 milli-arcsec ! Estimated beam: bmin=0.931 mas, bmaj=4.105 mas, bpa=-10.11 degrees ! Estimated noise=1068.34 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 = 0.0639719 Jy ! Component: 100 - total flux cleaned = 0.0912904 Jy ! Component: 150 - total flux cleaned = 0.103498 Jy ! Component: 200 - total flux cleaned = 0.10904 Jy ! Total flux subtracted in 200 components = 0.10904 Jy ! Clean residual min=-0.012595 max=0.020244 Jy/beam ! Clean residual mean=-0.000580 rms=0.005289 Jy/beam ! Combined flux in latest and established models = 1.41054 Jy ! Performing phase self-cal ! Adding 32 model components to the UV plane model. ! The established model now contains 64 components and 1.41054 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.144704Jy sigma=0.001069 ! Fit after self-cal, rms=0.144750Jy sigma=0.001068 ! Inverting map ! Your choice of large map pixels excluded 0.265% of the data. ! The x-axis pixel size should ideally be below 0.1933 milli-arcsec print "************** FINISHED NATURAL WEIGHTING CLEAN **************" ! ************** FINISHED NATURAL WEIGHTING CLEAN ************** ! gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 1.00 GC 1.00* HH 1.00* ! HN 1.00* KK 1.00 KP 0.99 LA 0.99 ! MC 1.00* MK 0.98 NL 1.06 NY 1.00* ! ON 1.00* OV 1.03 PT 0.98 SC 1.01 ! 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 1.00* FD 0.98 GC 1.00* HH 1.00* ! HN 1.00* KK 1.00* KP 1.03 LA 1.00 ! MC 1.00* MK 1.00* NL 1.00* NY 1.00* ! ON 1.00* OV 1.00* PT 0.98 SC 1.02 ! WF 1.00* WZ 1.00* ! ! Telescope amplitude corrections in sub-array 3: ! BR 0.00* FD 0.00* GC 0.00* HH 0.00* ! HN 0.00* KK 0.00* KP 0.00* LA 0.00* ! MC 0.00* MK 0.00* NL 0.00* NY 0.00* ! ON 0.00* OV 0.00* PT 0.00* SC 0.00* ! WF 0.00* WZ 0.00* ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 1.00 GC 1.00* HH 1.00* ! HN 1.00* KK 1.00 KP 0.99 LA 0.99 ! MC 1.00* MK 0.98 NL 1.06 NY 1.00* ! ON 1.00* OV 1.03 PT 0.98 SC 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 1.00* FD 0.99 GC 1.00* HH 1.00* ! HN 1.00* KK 1.00* KP 1.02 LA 1.00 ! MC 1.00* MK 1.00* NL 1.00* NY 1.00* ! ON 1.00* OV 1.00* PT 0.98 SC 1.01 ! WF 1.09 WZ 1.00* ! ! Telescope amplitude corrections in sub-array 3: ! BR 0.00* FD 0.00* GC 0.00* HH 0.00* ! HN 0.00* KK 0.00* KP 0.00* LA 0.00* ! MC 0.00* MK 0.00* NL 0.00* NY 0.00* ! ON 0.00* OV 0.00* PT 0.00* SC 0.00* ! WF 0.00* WZ 0.00* ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 1.00 GC 1.00* HH 1.00* ! HN 1.00* KK 1.01 KP 0.99 LA 0.99 ! MC 1.00* MK 0.99 NL 1.06 NY 1.00* ! ON 1.00* OV 1.03 PT 0.98 SC 0.98 ! 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 1.00* FD 0.99 GC 1.00* HH 1.00* ! HN 1.00* KK 1.00* KP 1.03 LA 1.00 ! MC 1.00* MK 1.00* NL 1.00* NY 1.00* ! ON 1.00* OV 1.00* PT 0.98 SC 0.99 ! WF 1.07 WZ 1.00* ! ! Telescope amplitude corrections in sub-array 3: ! BR 0.00* FD 0.00* GC 0.00* HH 0.00* ! HN 0.00* KK 0.00* KP 0.00* LA 0.00* ! MC 0.00* MK 0.00* NL 0.00* NY 0.00* ! ON 0.00* OV 0.00* PT 0.00* SC 0.00* ! WF 0.00* WZ 0.00* ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 1.00 GC 1.00* HH 1.00* ! HN 1.00* KK 1.02 KP 0.99 LA 0.99 ! MC 1.00* MK 1.00 NL 1.06 NY 1.00* ! ON 1.00* OV 1.03 PT 0.98 SC 0.98 ! 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 1.00* FD 0.99 GC 1.00* HH 1.00* ! HN 1.00* KK 1.00* KP 1.03 LA 1.00 ! MC 1.00* MK 1.00* NL 1.00* NY 1.00* ! ON 1.00* OV 1.00* PT 0.98 SC 0.99 ! WF 1.05 WZ 1.00* ! ! Telescope amplitude corrections in sub-array 3: ! BR 0.00* FD 0.00* GC 0.00* HH 0.00* ! HN 0.00* KK 0.00* KP 0.00* LA 0.00* ! MC 0.00* MK 0.00* NL 0.00* NY 0.00* ! ON 0.00* OV 0.00* PT 0.00* SC 0.00* ! WF 0.00* WZ 0.00* ! ! ! Fit before self-cal, rms=0.144750Jy sigma=0.001068 ! Fit after self-cal, rms=0.143169Jy sigma=0.001023 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Your choice of large map pixels excluded 0.267% of the data. ! The x-axis pixel size should ideally be below 0.1933 milli-arcsec ! Estimated beam: bmin=0.9325 mas, bmaj=4.098 mas, bpa=-10.19 degrees ! Estimated noise=1075.67 mJy/beam. repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! Added new window around map position (0.8, -12.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0118728 Jy ! Component: 100 - total flux cleaned = 0.0130341 Jy ! Component: 150 - total flux cleaned = 0.0134976 Jy ! Component: 200 - total flux cleaned = 0.0137665 Jy ! Total flux subtracted in 200 components = 0.0137665 Jy ! Clean residual min=-0.006113 max=0.006596 Jy/beam ! Clean residual mean=0.000031 rms=0.001647 Jy/beam ! Combined flux in latest and established models = 1.42431 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 76 components and 1.42431 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.142048Jy sigma=0.001011 ! Fit after self-cal, rms=0.142064Jy sigma=0.001011 ! Inverting map ! Your choice of large map pixels excluded 0.267% of the data. ! The x-axis pixel size should ideally be below 0.1933 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=0.142064Jy sigma=0.001011 ! Fit after self-cal, rms=0.141716Jy sigma=0.001010 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 0.267% of the data. ! The x-axis pixel size should ideally be below 0.1933 milli-arcsec ! Estimated beam: bmin=0.9316 mas, bmaj=4.094 mas, bpa=-10.19 degrees ! Estimated noise=1074.27 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00309025 Jy ! Component: 100 - total flux cleaned = 0.00377454 Jy ! Component: 150 - total flux cleaned = 0.00417694 Jy ! Component: 200 - total flux cleaned = 0.0043956 Jy ! Total flux subtracted in 200 components = 0.0043956 Jy ! Clean residual min=-0.005348 max=0.006328 Jy/beam ! Clean residual mean=0.000032 rms=0.001444 Jy/beam ! Combined flux in latest and established models = 1.42871 Jy selfcal ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 88 components and 1.42871 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.141519Jy sigma=0.001008 ! Fit after self-cal, rms=0.141484Jy sigma=0.001008 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 0.267% of the data. ! The x-axis pixel size should ideally be below 0.1933 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 = 0.000620092 Jy ! Component: 100 - total flux cleaned = 0.000622016 Jy ! Component: 150 - total flux cleaned = 0.000744507 Jy ! Component: 200 - total flux cleaned = 0.000743189 Jy ! Total flux subtracted in 200 components = 0.000743189 Jy ! Clean residual min=-0.005191 max=0.006311 Jy/beam ! Clean residual mean=0.000042 rms=0.001428 Jy/beam ! Combined flux in latest and established models = 1.42945 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 99 components and 1.42945 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.141407Jy sigma=0.001007 ! Fit after self-cal, rms=0.141396Jy sigma=0.001007 ! Inverting map ! Your choice of large map pixels excluded 0.267% of the data. ! The x-axis pixel size should ideally be below 0.1933 milli-arcsec ! Added new window around map position (-12.6, 2.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00441991 Jy ! Component: 100 - total flux cleaned = 0.00474079 Jy ! Component: 150 - total flux cleaned = 0.00492377 Jy ! Component: 200 - total flux cleaned = 0.00500024 Jy ! Total flux subtracted in 200 components = 0.00500024 Jy ! Clean residual min=-0.004794 max=0.004358 Jy/beam ! Clean residual mean=0.000006 rms=0.001182 Jy/beam ! Combined flux in latest and established models = 1.43445 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 111 components and 1.43445 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.141136Jy sigma=0.001005 ! Fit after self-cal, rms=0.141131Jy sigma=0.001005 ! Inverting map ! Your choice of large map pixels excluded 0.267% of the data. ! The x-axis pixel size should ideally be below 0.1933 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=0.141131Jy sigma=0.001005 ! Fit after self-cal, rms=0.140956Jy sigma=0.001005 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 0.267% of the data. ! The x-axis pixel size should ideally be below 0.1933 milli-arcsec ! Estimated beam: bmin=0.9313 mas, bmaj=4.091 mas, bpa=-10.19 degrees ! Estimated noise=1073.24 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00225886 Jy ! Component: 100 - total flux cleaned = 0.00297414 Jy ! Component: 150 - total flux cleaned = 0.00324697 Jy ! Component: 200 - total flux cleaned = 0.00343809 Jy ! Total flux subtracted in 200 components = 0.00343809 Jy ! Clean residual min=-0.004188 max=0.004204 Jy/beam ! Clean residual mean=0.000007 rms=0.001066 Jy/beam ! Combined flux in latest and established models = 1.43789 Jy selfcal ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 119 components and 1.43789 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.140850Jy sigma=0.001004 ! Fit after self-cal, rms=0.140843Jy sigma=0.001004 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 0.267% of the data. ! The x-axis pixel size should ideally be below 0.1933 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 = 0.00074834 Jy ! Component: 100 - total flux cleaned = 0.000807804 Jy ! Component: 150 - total flux cleaned = 0.000808418 Jy ! Component: 200 - total flux cleaned = 0.000809001 Jy ! Total flux subtracted in 200 components = 0.000809001 Jy ! Clean residual min=-0.004108 max=0.004235 Jy/beam ! Clean residual mean=0.000008 rms=0.001048 Jy/beam ! Combined flux in latest and established models = 1.4387 Jy ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 131 components and 1.4387 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.140780Jy sigma=0.001003 ! Fit after self-cal, rms=0.140776Jy sigma=0.001003 ! Inverting map ! Your choice of large map pixels excluded 0.267% of the data. ! The x-axis pixel size should ideally be below 0.1933 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=0.140776Jy sigma=0.001003 ! Fit after self-cal, rms=0.140702Jy sigma=0.001003 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 0.267% of the data. ! The x-axis pixel size should ideally be below 0.1933 milli-arcsec ! Estimated beam: bmin=3 mas, bmaj=12.56 mas, bpa=-2.517 degrees ! Estimated noise=1250.7 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000867461 Jy ! Component: 100 - total flux cleaned = 0.00142639 Jy ! Component: 150 - total flux cleaned = 0.0016445 Jy ! Component: 200 - total flux cleaned = 0.00164505 Jy ! Total flux subtracted in 200 components = 0.00164505 Jy ! Clean residual min=-0.003313 max=0.004193 Jy/beam ! Clean residual mean=0.000026 rms=0.001171 Jy/beam ! Combined flux in latest and established models = 1.44034 Jy selfcal ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 146 components and 1.44034 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.140665Jy sigma=0.001003 ! Fit after self-cal, rms=0.140658Jy sigma=0.001003 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 0.267% of the data. ! The x-axis pixel size should ideally be below 0.1933 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 = 0.000453291 Jy ! Component: 100 - total flux cleaned = 0.000489773 Jy ! Component: 150 - total flux cleaned = 0.000456469 Jy ! Component: 200 - total flux cleaned = 0.000423919 Jy ! Total flux subtracted in 200 components = 0.000423919 Jy ! Clean residual min=-0.003307 max=0.004198 Jy/beam ! Clean residual mean=0.000028 rms=0.001173 Jy/beam ! Combined flux in latest and established models = 1.44076 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 158 components and 1.44076 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.140634Jy sigma=0.001003 ! Fit after self-cal, rms=0.140631Jy sigma=0.001003 ! Inverting map ! Your choice of large map pixels excluded 0.267% of the data. ! The x-axis pixel size should ideally be below 0.1933 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 0.267% of the data. ! The x-axis pixel size should ideally be below 0.1933 milli-arcsec ! Estimated beam: bmin=0.9312 mas, bmaj=4.091 mas, bpa=-10.19 degrees ! Estimated noise=1072.75 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9312 x 4.091 at -10.19 degrees (North through East) ! Clean map min=-0.0039372 max=1.2209 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=0.140631Jy sigma=0.001003 ! Fit after self-cal, rms=0.140010Jy sigma=0.000998 ! Inverting map and beam ! Your choice of large map pixels excluded 0.267% of the data. ! The x-axis pixel size should ideally be below 0.1933 milli-arcsec ! Estimated beam: bmin=0.9312 mas, bmaj=4.091 mas, bpa=-10.2 degrees ! Estimated noise=1072.59 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 4.22004e-06 Jy ! Component: 100 - total flux cleaned = 6.98655e-06 Jy ! Component: 150 - total flux cleaned = 7.55525e-06 Jy ! Component: 200 - total flux cleaned = -4.05068e-05 Jy ! Total flux subtracted in 200 components = -4.05068e-05 Jy ! Clean residual min=-0.003954 max=0.003922 Jy/beam ! Clean residual mean=0.000000 rms=0.000993 Jy/beam ! Combined flux in latest and established models = 1.44072 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 162 components and 1.44072 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.139958Jy sigma=0.000998 ! Fit after self-cal, rms=0.139954Jy sigma=0.000998 ! Inverting map ! Your choice of large map pixels excluded 0.267% of the data. ! The x-axis pixel size should ideally be below 0.1933 milli-arcsec ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000100503 Jy ! Component: 100 - total flux cleaned = 0.000101779 Jy ! Component: 150 - total flux cleaned = 0.000103162 Jy ! Component: 200 - total flux cleaned = 0.000147932 Jy ! Total flux subtracted in 200 components = 0.000147932 Jy ! Clean residual min=-0.003912 max=0.003889 Jy/beam ! Clean residual mean=0.000001 rms=0.000985 Jy/beam ! Combined flux in latest and established models = 1.44087 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 166 components and 1.44087 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.139914Jy sigma=0.000997 ! Fit after self-cal, rms=0.139913Jy sigma=0.000997 ! Inverting map ! Your choice of large map pixels excluded 0.267% of the data. ! The x-axis pixel size should ideally be below 0.1933 milli-arcsec ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.139913Jy sigma=0.000997 ! Fit after self-cal, rms=0.139868Jy sigma=0.000997 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 0.267% of the data. ! The x-axis pixel size should ideally be below 0.1933 milli-arcsec ! Estimated beam: bmin=0.6856 mas, bmaj=2.177 mas, bpa=-4.072 degrees ! Estimated noise=2433.03 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.92879 Jy ! Component: 100 - total flux cleaned = 1.1565 Jy ! Component: 150 - total flux cleaned = 1.25501 Jy ! Component: 200 - total flux cleaned = 1.31252 Jy ! Total flux subtracted in 200 components = 1.31252 Jy ! Clean residual min=-0.020028 max=0.030684 Jy/beam ! Clean residual mean=-0.000140 rms=0.005735 Jy/beam ! Combined flux in latest and established models = 1.31252 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 37 model components to the UV plane model. ! The established model now contains 37 components and 1.31252 Jy ! Inverting map and beam ! Your choice of large map pixels excluded 0.267% of the data. ! The x-axis pixel size should ideally be below 0.1933 milli-arcsec ! Estimated beam: bmin=0.9313 mas, bmaj=4.091 mas, bpa=-10.2 degrees ! Estimated noise=1072.23 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 = 0.0539831 Jy ! Component: 100 - total flux cleaned = 0.0796883 Jy ! Component: 150 - total flux cleaned = 0.0938456 Jy ! Component: 200 - total flux cleaned = 0.103102 Jy ! Total flux subtracted in 200 components = 0.103102 Jy ! Clean residual min=-0.006190 max=0.006007 Jy/beam ! Clean residual mean=-0.000176 rms=0.002095 Jy/beam ! Combined flux in latest and established models = 1.41562 Jy ! Adding 47 model components to the UV plane model. ! The established model now contains 71 components and 1.41562 Jy ! Inverting map ! Your choice of large map pixels excluded 0.267% of the data. ! The x-axis pixel size should ideally be below 0.1933 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 0.267% of the data. ! The x-axis pixel size should ideally be below 0.1933 milli-arcsec ! Estimated beam: bmin=3.001 mas, bmaj=12.56 mas, bpa=-2.518 degrees ! Estimated noise=1249.64 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00882708 Jy ! Component: 100 - total flux cleaned = 0.0147223 Jy ! Component: 150 - total flux cleaned = 0.0188929 Jy ! Component: 200 - total flux cleaned = 0.0218932 Jy ! Total flux subtracted in 200 components = 0.0218932 Jy ! Clean residual min=-0.004238 max=0.003745 Jy/beam ! Clean residual mean=-0.000065 rms=0.001405 Jy/beam ! Combined flux in latest and established models = 1.43751 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 = 0.00203145 Jy ! Component: 100 - total flux cleaned = 0.0029129 Jy ! Component: 150 - total flux cleaned = 0.00361846 Jy ! Component: 200 - total flux cleaned = 0.00389189 Jy ! Total flux subtracted in 200 components = 0.00389189 Jy ! Clean residual min=-0.003376 max=0.003932 Jy/beam ! Clean residual mean=-0.000013 rms=0.001219 Jy/beam ! Combined flux in latest and established models = 1.4414 Jy ! Adding 53 model components to the UV plane model. ! The established model now contains 123 components and 1.4414 Jy ! Inverting map ! Your choice of large map pixels excluded 0.267% of the data. ! The x-axis pixel size should ideally be below 0.1933 milli-arcsec uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Your choice of large map pixels excluded 0.267% of the data. ! The x-axis pixel size should ideally be below 0.1933 milli-arcsec ! Estimated beam: bmin=0.9313 mas, bmaj=4.091 mas, bpa=-10.2 degrees ! Estimated noise=1072.23 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000316298 Jy ! Component: 100 - total flux cleaned = -0.000108963 Jy ! Component: 150 - total flux cleaned = -0.000103199 Jy ! Component: 200 - total flux cleaned = -1.67509e-05 Jy ! Total flux subtracted in 200 components = -1.67509e-05 Jy ! Clean residual min=-0.003980 max=0.003653 Jy/beam ! Clean residual mean=0.000004 rms=0.001077 Jy/beam ! Combined flux in latest and established models = 1.44139 Jy selfcal ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 141 components and 1.44139 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.140011Jy sigma=0.000999 ! Fit after self-cal, rms=0.139977Jy sigma=0.000998 wmodel J0922-3959_X_1999_05_10_pus_map.mod ! Writing 141 model components to file: J0922-3959_X_1999_05_10_pus_map.mod wobs J0922-3959_X_1999_05_10_pus_uvs.fits ! Writing UV FITS file: J0922-3959_X_1999_05_10_pus_uvs.fits wwins J0922-3959_X_1999_05_10_pus_map.win ! wwins: Wrote 4 windows to J0922-3959_X_1999_05_10_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 0.267% of the data. ! The x-axis pixel size should ideally be below 0.1933 milli-arcsec ! clean: niter=2048 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = -0.000583827 Jy ! Component: 100 - total flux cleaned = -0.00136955 Jy ! Component: 150 - total flux cleaned = -0.00197431 Jy ! Component: 200 - total flux cleaned = -0.00265094 Jy ! Component: 250 - total flux cleaned = -0.00286119 Jy ! Component: 300 - total flux cleaned = -0.00316524 Jy ! Component: 350 - total flux cleaned = -0.00340646 Jy ! Component: 400 - total flux cleaned = -0.00358914 Jy ! Component: 450 - total flux cleaned = -0.00394499 Jy ! Component: 500 - total flux cleaned = -0.00428888 Jy ! Component: 550 - total flux cleaned = -0.00449808 Jy ! Component: 600 - total flux cleaned = -0.00490762 Jy ! Component: 650 - total flux cleaned = -0.0053469 Jy ! Component: 700 - total flux cleaned = -0.00562018 Jy ! Component: 750 - total flux cleaned = -0.00592612 Jy ! Component: 800 - total flux cleaned = -0.00611377 Jy ! Component: 850 - total flux cleaned = -0.0063353 Jy ! Component: 900 - total flux cleaned = -0.00647977 Jy ! Component: 950 - total flux cleaned = -0.00669293 Jy ! Component: 1000 - total flux cleaned = -0.00686735 Jy ! Component: 1050 - total flux cleaned = -0.00703876 Jy ! Component: 1100 - total flux cleaned = -0.00720783 Jy ! Component: 1150 - total flux cleaned = -0.00750769 Jy ! Component: 1200 - total flux cleaned = -0.0077374 Jy ! Component: 1250 - total flux cleaned = -0.00796386 Jy ! Component: 1300 - total flux cleaned = -0.00812343 Jy ! Component: 1350 - total flux cleaned = -0.00837555 Jy ! Component: 1400 - total flux cleaned = -0.00856204 Jy ! Component: 1450 - total flux cleaned = -0.00880819 Jy ! Component: 1500 - total flux cleaned = -0.00902104 Jy ! Component: 1550 - total flux cleaned = -0.00923161 Jy ! Component: 1600 - total flux cleaned = -0.0094399 Jy ! Component: 1650 - total flux cleaned = -0.00958706 Jy ! Component: 1700 - total flux cleaned = -0.00973301 Jy ! Component: 1750 - total flux cleaned = -0.00996335 Jy ! Component: 1800 - total flux cleaned = -0.0101629 Jy ! Component: 1850 - total flux cleaned = -0.0103321 Jy ! Component: 1900 - total flux cleaned = -0.0104719 Jy ! Component: 1950 - total flux cleaned = -0.0106382 Jy ! Component: 2000 - total flux cleaned = -0.0108028 Jy ! Total flux subtracted in 2048 components = -0.0109661 Jy ! Clean residual min=-0.001442 max=0.001450 Jy/beam ! Clean residual mean=-0.000017 rms=0.000485 Jy/beam ! Combined flux in latest and established models = 1.43042 Jy keep ! Adding 97 model components to the UV plane model. ! The established model now contains 238 components and 1.43042 Jy ![Exited script file: muppet] wmap "J0922-3959_X_1999_05_10_pus\_map.fits" ! Inverting map ! Your choice of large map pixels excluded 0.267% of the data. ! The x-axis pixel size should ideally be below 0.1933 milli-arcsec ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9313 x 4.091 at -10.2 degrees (North through East) ! Clean map min=-0.0042503 max=1.2252 Jy/beam ! Writing clean map to FITS file: J0922-3959_X_1999_05_10_pus_map.fits float peak_flux peak_flux = peak(flux,max) print "The peak flux is",peak_flux ! The peak flux is 1.22519 invert ! Inverting map ! Your choice of large map pixels excluded 0.267% of the data. ! The x-axis pixel size should ideally be below 0.1933 milli-arcsec float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.00048284 device "J0922-3959_X_1999_05_10_pus\_map.eps/VPS" ! Attempting to open device: 'J0922-3959_X_1999_05_10_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.118228 0.118228 0.236457 0.472914 0.945828 1.89166 3.78331 7.56662 15.1332 30.2665 60.533 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0014 print "peak=",int(1000*peak_flux)/1000 ! peak= 1.225 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9313 x 4.091 at -10.2 degrees (North through East) ! Clean map min=-0.0042503 max=1.2252 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J0922-3959_X_1999_05_10_pus\_map.gif/vgif" ! Attempting to open device: 'J0922-3959_X_1999_05_10_pus_map.gif/vgif' mapplot cln quit ! Quitting program ! Log file J0922-3959_X_1999_05_10_pus_uvs.log closed on Mon Jan 14 14:14:57 2008