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

Statwt Summary Plot

VLASS2.1.sb38545507.eb38638815.59102.13461381945_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 5.643 5.364/5.913 5.683 ± 0.4069
ea02 1342 1342/1342 1342 ± 0 5.762 5.406/6.272 5.868 ± 0.5064
ea04 1342 1342/1342 1342 ± 0 5.624 5.317/6.113 5.75 ± 0.5137
ea05 1342 1342/1342 1342 ± 0 5.391 5.146/5.77 5.449 ± 0.3976
ea06 1342 1342/1342 1342 ± 0 4.937 4.748/5.264 4.995 ± 0.2873
ea07 1342 1342/1342 1342 ± 0 5.433 5.14/5.742 5.503 ± 0.3747
ea08 1342 1342/1342 1342 ± 0 5.586 5.225/5.967 5.564 ± 0.4215
ea09 1342 1342/1342 1342 ± 0 5.092 4.934/5.553 5.217 ± 0.3463
ea10 1342 1342/1342 1342 ± 0.000004335 5.134 4.902/5.753 5.266 ± 0.4254
ea11 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea12 1342 1342/1342 1342 ± 0 5.414 5.248/5.679 5.5 ± 0.3238
ea13 1342 1342/1342 1342 ± 0 5.964 5.797/6.324 6.101 ± 0.435
ea14 1342 1342/1342 1342 ± 0 5.43 5.155/5.927 5.541 ± 0.4854
ea15 1342 1342/1342 1342 ± 0 5.448 5.152/5.881 5.539 ± 0.4227
ea16 1342 1342/1342 1342 ± 0 5.531 5.306/5.782 5.595 ± 0.3822
ea17 1342 1342/1342 1342 ± 0.000003428 5.349 5.265/5.572 5.458 ± 0.317
ea18 1342 1342/1342 1342 ± 0 4.486 4.372/4.764 4.575 ± 0.2497
ea19 1342 1342/1342 1342 ± 0 5.476 5.21/5.793 5.523 ± 0.3439
ea20 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea21 1342 1342/1342 1342 ± 0 5.593 5.453/6.228 5.789 ± 0.4675
ea22 1342 1342/1342 1342 ± 0 4.879 4.735/5.353 4.984 ± 0.4226
ea23 1342 1342/1342 1342 ± 0 6.031 5.766/6.575 6.232 ± 0.6173
ea25 1342 1342/1342 1342 ± 0 5.666 5.484/6.153 5.834 ± 0.5382
ea26 1342 1342/1342 1342 ± 0 5.505 5.365/5.974 5.673 ± 0.3757
ea27 1342 1342/1342 1342 ± 0.00004013 5.149 5.016/5.595 5.281 ± 0.3517
ea28 1342 1342/1342 1342 ± 0.000001878 5.794 5.602/6.392 5.989 ± 0.6079
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 ± 0.00002441 5.424 5.249/5.578 5.39 ± 0.2819
3 1342 1342/1342 1342 ± 0.00002456 5.234 5.025/5.422 5.192 ± 0.3341
4 1342 1342/1342 1342 ± 0.00002652 5.249 4.977/5.415 5.172 ± 0.3322
5 1342 1342/1342 1342 ± 0.00002441 5.272 5.008/5.554 5.292 ± 0.346
6 1342 1342/1342 1342 ± 0.00002441 5.113 4.986/5.321 5.121 ± 0.2834
7 1342 1342/1342 1342 ± 0.00002441 5.24 5.097/5.467 5.242 ± 0.3133
8 1342 1342/1342 1342 ± 0.00002441 5.204 4.919/5.47 5.165 ± 0.3401
9 1342 1342/1342 1342 ± 0.00002441 5.391 5.22/5.617 5.381 ± 0.3753
10 1342 1342/1342 1342 ± 0.00002441 5.699 5.495/6.074 5.708 ± 0.3843
11 1342 1342/1342 1342 ± 0.00002441 5.813 5.69/6.155 5.87 ± 0.3904
12 1342 1342/1342 1342 ± 0.00002441 5.932 5.765/6.237 5.901 ± 0.5471
13 1342 1342/1342 1342 ± 0.00002441 6.235 5.909/6.636 6.283 ± 0.5165
14 1342 1342/1342 1342 ± 0.00002441 6.336 5.959/6.739 6.355 ± 0.5585
15 1342 1342/1342 1342 ± 0.00002462 5.779 5.432/6.165 5.776 ± 0.4895
16 1342 1342/1342 1342 ± 0.00003379 5.473 5.031/5.672 5.383 ± 0.413
17 1342 1342/1342 1342 ± 0.00003351 5.303 5.042/5.672 5.34 ± 0.4452
output_dir
 
datacolumn
residual_data
vis
VLASS2.1.sb38545507.eb38638815.59102.13461381945_split_split.ms
statwtmode
VLASS-SE
overwrite_modelcol
False
Start time
2024-12-03 10:01:52.836
End
2024-12-03 11:12:08.506
Duration
1:10:15.669
Note, WebLog generation is not included in the time.

CASA logs for stage 8