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

Statwt Summary Plot

VLASS2.1.sb38618574.eb38632962.59098.03251238426_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 5.275 4.974/5.804 5.429 ± 0.554
ea02 1342 1342/1342 1342 ± 0 5.479 5.117/6.196 5.713 ± 0.6412
ea04 1342 1342/1342 1342 ± 0 5.342 4.928/5.88 5.453 ± 0.5654
ea05 1342 1342/1342 1342 ± 0 5.322 5.031/6.002 5.582 ± 0.5878
ea06 1342 1342/1342 1342 ± 0 4.572 4.431/5.256 4.857 ± 0.4705
ea07 1342 1342/1342 1342 ± 0 5.578 5.12/5.984 5.691 ± 0.6007
ea08 1342 1342/1342 1342 ± 0 5.633 5.207/6.344 5.832 ± 0.6678
ea09 1342 1342/1342 1342 ± 0 5.353 4.958/6.064 5.509 ± 0.6319
ea10 1342 1342/1342 1342 ± 0 5.618 4.979/6.311 5.637 ± 0.6751
ea11 1342 1342/1342 1342 ± 0 5.646 5.03/6.116 5.652 ± 0.6443
ea12 1342 1342/1342 1342 ± 0 5.361 5.067/6.199 5.692 ± 0.6567
ea13 1342 1342/1342 1342 ± 0 5.574 5.451/6.139 5.862 ± 0.5061
ea14 1342 1342/1342 1342 ± 0 5.334 4.965/6.081 5.562 ± 0.6741
ea15 1342 1342/1342 1342 ± 0 5.171 4.836/5.964 5.466 ± 0.6947
ea16 1342 1342/1342 1342 ± 0 5.704 5.337/6.44 5.946 ± 0.7119
ea17 1342 1342/1342 1342 ± 0.000001638 5.537 5.22/6.182 5.753 ± 0.6309
ea18 1342 1342/1342 1342 ± 0 4.721 4.493/5.264 4.926 ± 0.5153
ea19 1342 1342/1342 1342 ± 0 5.525 5.295/6.418 5.904 ± 0.6586
ea20 1342 1342/1342 1342 ± 0 5.563 5.291/6.463 5.928 ± 0.6669
ea21 1342 1342/1342 1342 ± 0 5.314 5.019/6 5.555 ± 0.5753
ea22 1342 1342/1342 1342 ± 0 5.249 4.998/6.151 5.541 ± 0.6838
ea23 1342 1342/1342 1342 ± 0 5.603 5.104/6.154 5.771 ± 0.6992
ea25 1342 1342/1342 1342 ± 0 5.264 4.928/5.852 5.421 ± 0.5836
ea26 1342 1342/1342 1342 ± 0 5.742 5.347/6.625 5.894 ± 0.6785
ea27 1342 1342/1342 1342 ± 0 5.235 4.95/6.062 5.463 ± 0.5974
ea28 1342 1342/1342 1342 ± 0.00002832 5.398 5.089/6.196 5.628 ± 0.6473
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 ± 0.00002349 5.094 4.946/5.33 5.112 ± 0.2413
3 1342 1342/1342 1342 ± 0.00002393 5.049 4.846/5.175 5.012 ± 0.2425
4 1342 1342/1342 1342 ± 0.00002467 4.945 4.77/5.086 4.926 ± 0.2965
5 1342 1342/1342 1342 ± 0.00002349 5.016 4.772/5.126 5.001 ± 0.2859
6 1342 1342/1342 1342 ± 0.00002349 5 4.796/5.165 4.984 ± 0.2759
7 1342 1342/1342 1342 ± 0.00002349 5.073 4.926/5.21 5.056 ± 0.2469
8 1342 1342/1342 1342 ± 0.00002349 5.088 4.866/5.211 5.041 ± 0.2639
9 1342 1342/1342 1342 ± 0.00002349 5.329 5.221/5.567 5.321 ± 0.3018
10 1342 1342/1342 1342 ± 0.00002349 5.791 5.673/5.944 5.759 ± 0.2822
11 1342 1342/1342 1342 ± 0.00002349 6.049 5.893/6.131 5.988 ± 0.2992
12 1342 1342/1342 1342 ± 0.00002349 6.221 6.015/6.321 6.157 ± 0.319
13 1342 1342/1342 1342 ± 0.00002349 6.606 6.5/6.78 6.585 ± 0.3363
14 1342 1342/1342 1342 ± 0.00002349 6.796 6.598/6.983 6.756 ± 0.3706
15 1342 1342/1342 1342 ± 0.00002349 6.413 6.22/6.651 6.391 ± 0.3549
16 1342 1342/1342 1342 ± 0.00002612 5.762 5.505/5.955 5.753 ± 0.3414
17 1342 1342/1342 1342 ± 0.00002992 5.699 5.484/5.947 5.71 ± 0.3411
vis
VLASS2.1.sb38618574.eb38632962.59098.03251238426_split_split.ms
statwtmode
VLASS-SE
datacolumn
residual_data
overwrite_modelcol
False
output_dir
 
Start time
2024-12-17 07:01:10.087
End
2024-12-17 08:04:14.899
Duration
1:03:04.812
Note, WebLog generation is not included in the time.

CASA logs for stage 8