Calculate data weights based on st. dev. within each spw.

Statwt Summary Plot

VLASS2.1.sb38461639.eb38575724.59076.48643795139_split_split.ms

Plot of antenna-based weight vs. antenna or spectral window (before re-weight)

Plot of antenna-based weight vs. antenna or spectral window (after re-weight)

Statwt Summary

Summary of before/after-statwt antenna-based weights (Wi) for each antenna. The antenna-based weights are derived from the visibility WEIGHT column: WijWiWj.
Antenna Selection statwt before statwt after
Median 1st/3rd Quartile Mean ± S.Dev. Median 1st/3rd Quartile Mean ± S.Dev.
ea01 1342 1342/1342 1342 ± 0 5.148 5.059/5.899 5.343 ± 0.6812
ea02 1342 1342/1342 1342 ± 0.00003782 5.758 5.192/6.463 5.732 ± 0.9219
ea04 1342 1342/1342 1342 ± 0.00004054 5.111 4.799/5.815 5.057 ± 0.8418
ea05 1342 1342/1342 1342 ± 0.00001902 5.286 4.935/6.064 5.446 ± 0.7694
ea06 1342 1342/1342 1342 ± 0.00004112 4.998 4.811/5.547 4.975 ± 0.7847
ea07 1342 1342/1342 1342 ± 0.0000289 5.628 5.194/6.043 5.623 ± 0.7097
ea08 1342 1342/1342 1342 ± 0.00003238 5.907 5.46/6.686 6.025 ± 0.9095
ea09 1342 1342/1342 1342 ± 0.00003475 5.412 4.98/6.201 5.419 ± 0.8016
ea10 1342 1342/1342 1342 ± 0.00003646 5.517 4.953/6.182 5.437 ± 0.7848
ea11 1342 1342/1342 1342 ± 0.00003681 5.658 5.09/6.262 5.546 ± 0.8229
ea12 1342 1342/1342 1342 ± 0.00004035 5.407 5.064/6.204 5.431 ± 0.9161
ea13 1342 1342/1342 1342 ± 0.00002428 5.608 5.375/6.141 5.667 ± 0.7674
ea14 1342 1342/1342 1342 ± 0.00003365 5.564 5.204/6.441 5.65 ± 0.9122
ea15 1342 1342/1342 1342 ± 0.00003751 5.295 4.963/6.072 5.292 ± 1.02
ea16 1342 1342/1342 1342 ± 0.00002835 5.515 5.115/6.363 5.535 ± 0.8793
ea17 1342 1342/1342 1342 ± 0.00003931 5.791 5.299/6.566 5.823 ± 0.8752
ea18 1342 1342/1342 1342 ± 0.00003754 4.762 4.58/5.298 4.793 ± 0.6511
ea19 1342 1342/1342 1342 ± 0.00001019 5.479 5.262/6.342 5.679 ± 0.7989
ea20 1342 1342/1342 1342 ± 0.00003889 5.688 5.521/6.515 5.775 ± 0.9424
ea21 1342 1342/1342 1342 ± 0.00002959 5.37 5.103/6.129 5.434 ± 0.8139
ea22 1342 1342/1342 1342 ± 0.00003885 5.359 5.034/6.426 5.568 ± 0.9299
ea23 1342 1342/1342 1342 ± 0.00003052 5.647 5.227/6.347 5.719 ± 0.9509
ea25 1342 1342/1342 1342 ± 0.00003713 5.405 5.047/6.091 5.426 ± 0.7503
ea27 1342 1342/1342 1342 ± 0.00003631 5.33 5.012/6.208 5.436 ± 0.7568
ea28 1342 1342/1342 1342 ± 0.00003696 5.452 5.219/6.41 5.678 ± 0.8842
Summary of before/after-statwt antenna-based weights (Wi) for each spectral window. The antenna-based weights are derived from the visibility WEIGHT column: WijWiWj.
Spw Selection statwt before statwt after
Median 1st/3rd Quartile Mean ± S.Dev. Median 1st/3rd Quartile Mean ± S.Dev.
2 1342 1342/1342 1342 ± 0.00002456 5.229 5.063/5.438 5.213 ± 0.2444
5 1342 1342/1342 1342 ± 0.0000249 5.057 4.96/5.32 5.121 ± 0.3418
6 1342 1342/1342 1342 ± 0.00002456 5.187 5.062/5.311 5.167 ± 0.2471
7 1342 1342/1342 1342 ± 0.00002456 5.104 4.992/5.224 5.112 ± 0.2037
8 1342 1342/1342 1342 ± 0.00002456 5.121 4.935/5.272 5.104 ± 0.2451
9 1342 1342/1342 1342 ± 0.00002456 5.439 5.3/5.628 5.408 ± 0.2855
10 1342 1342/1342 1342 ± 0.00002456 5.88 5.665/5.975 5.806 ± 0.2952
11 1342 1342/1342 1342 ± 0.00002456 6.129 5.998/6.267 6.095 ± 0.2995
12 1342 1342/1342 1342 ± 0.00002456 6.324 6.128/6.429 6.27 ± 0.309
13 1342 1342/1342 1342 ± 0.00002456 6.592 6.245/6.749 6.485 ± 0.3709
14 1342 1342/1342 1342 ± 0.00002647 6.429 5.941/6.79 6.351 ± 0.5197
15 1342 1342/1342 1342 ± 0.00002621 6.54 6.276/6.769 6.471 ± 0.4362
16 1342 1342/1342 1342 ± 0.00005197 3.647 3.409/3.897 3.653 ± 0.3419
17 1342 1342/1342 1342 ± 0.00005258 3.892 3.59/4.201 3.908 ± 0.4417
output_dir
 
vis
VLASS2.1.sb38461639.eb38575724.59076.48643795139_split_split.ms
statwtmode
VLASS-SE
overwrite_modelcol
False
datacolumn
residual_data
Start time
2024-11-06 12:22:43.667
End
2024-11-06 13:21:15.229
Duration
0:58:31.562
Note, WebLog generation is not included in the time.

CASA logs for stage 8