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

Statwt Summary Plot

VLASS3.2.sb45603243.eb46103640.60451.43735429399_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 6.085 5.745/6.658 6.176 ± 0.6946
ea02 1342 1342/1342 1342 ± 0 6.336 5.652/6.492 6.276 ± 0.6163
ea03 1342 1342/1342 1342 ± 0 6.238 5.518/6.875 6.279 ± 0.7551
ea04 1342 1342/1342 1342 ± 0 5.636 5.091/6.062 5.667 ± 0.565
ea05 1342 1342/1342 1342 ± 0 5.953 5.451/6.589 6.006 ± 0.7436
ea06 1342 1342/1342 1342 ± 0 6.133 5.208/6.313 5.88 ± 0.659
ea07 1342 1342/1342 1342 ± 0 5.903 5.345/6.44 5.974 ± 0.719
ea08 1342 1342/1342 1342 ± 0 6.558 5.798/6.936 6.518 ± 0.6915
ea09 1342 1342/1342 1342 ± 0 5.756 5.218/6.501 5.863 ± 0.6614
ea10 1342 1342/1342 1342 ± 0 5.771 5.317/6.263 5.731 ± 0.7893
ea11 1342 1342/1342 1342 ± 0 5.665 5.338/6.564 5.853 ± 0.7608
ea12 1342 1342/1342 1342 ± 0 5.679 5.295/6.211 5.797 ± 0.697
ea13 1342 1342/1342 1342 ± 0 6.145 5.693/6.428 6.142 ± 0.5281
ea14 1342 1342/1342 1342 ± 0 6.138 5.604/6.562 6.123 ± 0.7211
ea15 1342 1342/1342 1342 ± 0 6.29 5.65/6.707 6.262 ± 0.6914
ea16 1342 1342/1342 1342 ± 0 6.274 5.828/6.79 6.391 ± 0.6719
ea17 1342 1342/1342 1342 ± 0 6.206 5.856/6.948 6.359 ± 0.8363
ea18 1342 1342/1342 1342 ± 0 6.409 5.96/7.054 6.523 ± 0.7064
ea19 1342 1342/1342 1342 ± 0 6.042 5.558/6.605 6.137 ± 0.7009
ea20 1342 1342/1342 1342 ± 0 6.044 5.817/6.135 5.917 ± 0.4123
ea21 1342 1342/1342 1342 ± 0 5.465 5.097/5.883 5.538 ± 0.5013
ea22 1342 1342/1342 1342 ± 0 6.002 5.533/6.432 6.031 ± 0.6416
ea23 1342 1342/1342 1342 ± 0 6.176 5.502/6.357 6.082 ± 0.6423
ea24 1342 1342/1342 1342 ± 0 6.31 5.416/6.789 6.123 ± 0.6631
ea25 1342 1342/1342 1342 ± 0 6.632 5.833/7.217 6.614 ± 0.8415
ea27 1342 1342/1342 1342 ± 0 6.028 5.404/6.46 5.957 ± 0.5796
ea28 1342 1342/1342 1342 ± 0 6.544 5.813/7.147 6.504 ± 0.6985
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 ± 0.00002305 5.56 5.386/5.76 5.58 ± 0.2678
3 1342 1342/1342 1342 ± 0.00003298 4.599 4.38/5.054 4.755 ± 0.5913
4 1342 1342/1342 1342 ± 0.00002305 5.399 5.269/5.695 5.459 ± 0.3045
5 1342 1342/1342 1342 ± 0.00002305 5.527 5.259/5.8 5.572 ± 0.3046
6 1342 1342/1342 1342 ± 0.00002305 5.526 5.187/5.691 5.454 ± 0.283
7 1342 1342/1342 1342 ± 0.00002305 5.567 5.415/5.787 5.575 ± 0.2602
8 1342 1342/1342 1342 ± 0.00002305 5.534 5.24/5.656 5.496 ± 0.2974
9 1342 1342/1342 1342 ± 0.00002305 5.801 5.666/6.005 5.812 ± 0.3069
10 1342 1342/1342 1342 ± 0.00002348 6.281 6.127/6.369 6.251 ± 0.2683
11 1342 1342/1342 1342 ± 0.00002348 6.486 6.255/6.68 6.469 ± 0.2883
12 1342 1342/1342 1342 ± 0.00002348 6.597 6.383/6.813 6.615 ± 0.3378
13 1342 1342/1342 1342 ± 0.00002348 7.046 6.801/7.376 7.083 ± 0.3483
14 1342 1342/1342 1342 ± 0.00002348 7.34 7.084/7.516 7.306 ± 0.3644
15 1342 1342/1342 1342 ± 0.00002348 6.996 6.699/7.295 7.003 ± 0.3697
16 1342 1342/1342 1342 ± 0.00002348 6.378 6.049/6.704 6.37 ± 0.4009
17 1342 1342/1342 1342 ± 0.00002348 6.304 6.086/6.583 6.325 ± 0.3875
output_dir
 
datacolumn
residual_data
statwtmode
VLASS-SE
overwrite_modelcol
False
vis
VLASS3.2.sb45603243.eb46103640.60451.43735429399_split_split.ms
Start time
2025-07-30 11:56:18.568
End
2025-07-30 13:11:13.273
Duration
1:14:54.705
Note, WebLog generation is not included in the time.

CASA logs for stage 8