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

Statwt Summary Plot

VLASS2.1.sb38609051.eb38659592.59110.93759270833_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 5.514 5.294/5.955 5.687 ± 0.5574
ea02 1342 1342/1342 1342 ± 0.000001591 5.69 5.46/6.455 5.971 ± 0.6901
ea04 1342 1342/1342 1342 ± 0 5.308 5.032/5.855 5.469 ± 0.4975
ea05 1342 1342/1342 1342 ± 0 5.668 5.179/6.075 5.684 ± 0.5812
ea06 1342 1342/1342 1342 ± 0 4.921 4.758/5.305 5.02 ± 0.3575
ea07 1342 1342/1342 1342 ± 0 5.906 5.409/6.096 5.889 ± 0.5548
ea08 1342 1342/1342 1342 ± 0.0000182 5.808 5.57/6.697 6.134 ± 0.7256
ea09 1342 1342/1342 1342 ± 0 5.593 5.297/6.326 5.799 ± 0.6435
ea10 1342 1342/1342 1342 ± 0 5.974 5.309/6.545 5.929 ± 0.6606
ea11 1342 1342/1342 1342 ± 0 5.904 5.206/6.336 5.848 ± 0.6761
ea12 1342 1342/1342 1342 ± 0 5.762 5.355/6.359 5.924 ± 0.6197
ea13 1342 1342/1342 1342 ± 0 6.291 5.993/6.522 6.345 ± 0.481
ea14 1342 1342/1342 1342 ± 0 5.689 5.16/6.285 5.776 ± 0.6618
ea15 1342 1342/1342 1342 ± 0 5.595 5.227/6.263 5.814 ± 0.6398
ea16 1342 1342/1342 1342 ± 0 5.956 5.486/6.595 6.095 ± 0.7187
ea17 1342 1342/1342 1342 ± 0.000003895 5.972 5.578/6.468 6.089 ± 0.6487
ea18 1342 1342/1342 1342 ± 0 5.017 4.737/5.495 5.082 ± 0.5661
ea19 1342 1342/1342 1342 ± 0 5.848 5.421/6.607 6.07 ± 0.6732
ea20 1342 1342/1342 1342 ± 0 6.046 5.708/6.667 6.194 ± 0.6369
ea21 1342 1342/1342 1342 ± 0 5.613 5.282/6.099 5.733 ± 0.5532
ea22 1342 1342/1342 1342 ± 0 5.525 5.366/6.435 5.822 ± 0.686
ea23 1342 1342/1342 1342 ± 0 5.923 5.374/6.346 5.964 ± 0.6713
ea25 1342 1342/1342 1342 ± 0.000002249 5.62 5.344/6.12 5.745 ± 0.5389
ea26 1342 1342/1342 1342 ± 0 6.031 5.776/6.757 6.279 ± 0.666
ea27 1342 1342/1342 1342 ± 0.00002253 5.558 5.268/6.276 5.717 ± 0.583
ea28 1342 1342/1342 1342 ± 0.0000366 5.673 5.444/6.472 5.923 ± 0.6983
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 ± 0.0000235 5.362 5.224/5.572 5.382 ± 0.2945
3 1342 1342/1342 1342 ± 0.00002377 5.148 4.901/5.338 5.139 ± 0.3059
4 1342 1342/1342 1342 ± 0.0000235 5.298 5.036/5.48 5.268 ± 0.3591
5 1342 1342/1342 1342 ± 0.0000235 5.335 5.098/5.519 5.349 ± 0.3423
6 1342 1342/1342 1342 ± 0.0000235 5.31 5.123/5.452 5.266 ± 0.3756
7 1342 1342/1342 1342 ± 0.0000235 5.348 5.232/5.487 5.357 ± 0.2825
8 1342 1342/1342 1342 ± 0.0000235 5.358 5.186/5.484 5.319 ± 0.2948
9 1342 1342/1342 1342 ± 0.0000235 5.614 5.43/5.875 5.588 ± 0.3367
10 1342 1342/1342 1342 ± 0.0000235 6.028 5.841/6.181 5.995 ± 0.3392
11 1342 1342/1342 1342 ± 0.0000235 6.252 6.07/6.436 6.206 ± 0.354
12 1342 1342/1342 1342 ± 0.00002394 6.425 6.168/6.584 6.358 ± 0.3819
13 1342 1342/1342 1342 ± 0.0000235 6.947 6.691/7.111 6.825 ± 0.3933
14 1342 1342/1342 1342 ± 0.0000235 7.082 6.748/7.284 6.989 ± 0.4333
15 1342 1342/1342 1342 ± 0.0000235 6.7 6.423/6.961 6.642 ± 0.4401
16 1342 1342/1342 1342 ± 0.00003435 6.011 5.64/6.24 5.945 ± 0.3881
17 1342 1342/1342 1342 ± 0.00003454 5.984 5.592/6.189 5.933 ± 0.3867
overwrite_modelcol
False
vis
VLASS2.1.sb38609051.eb38659592.59110.93759270833_split_split.ms
output_dir
 
statwtmode
VLASS-SE
datacolumn
residual_data
Start time
2025-01-24 02:44:28.806
End
2025-01-24 03:08:59.358
Duration
0:24:30.552
Note, WebLog generation is not included in the time.

CASA logs for stage 8