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

Statwt Summary Plot

VLASS2.2.sb40880919.eb41034540.59559.16303170139_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 6.15 5.931/6.81 6.38 ± 0.5739
ea03 1342 1342/1342 1342 ± 0.0000051 5.643 5.138/6.687 5.835 ± 0.735
ea04 1342 1342/1342 1342 ± 0.000005095 6.224 5.678/6.744 6.286 ± 0.692
ea05 1342 1342/1342 1342 ± 0 6.106 5.776/7 6.326 ± 0.724
ea06 1342 1342/1342 1342 ± 0 6.451 5.795/6.787 6.315 ± 0.6452
ea07 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea08 1342 1342/1342 1342 ± 0 5.852 5.555/6.667 6.092 ± 0.6162
ea09 1342 1342/1342 1342 ± 0 6.124 5.493/6.87 6.182 ± 0.6914
ea10 1342 1342/1342 1342 ± 0.000003604 7.054 6.752/7.266 6.997 ± 0.4024
ea11 1342 1342/1342 1342 ± 0 6.353 5.56/6.819 6.284 ± 0.7294
ea12 1342 1342/1342 1342 ± 0 6.516 5.829/6.959 6.521 ± 0.7047
ea13 1342 1342/1342 1342 ± 0 5.772 5.47/6.201 5.877 ± 0.4158
ea14 1342 1342/1342 1342 ± 0 6.575 5.805/6.972 6.502 ± 0.7233
ea15 1342 1342/1342 1342 ± 0 6.079 5.433/6.533 6.035 ± 0.6558
ea16 1342 1342/1342 1342 ± 0 6.48 5.848/6.999 6.517 ± 0.7464
ea17 1342 1342/1342 1342 ± 0 6.815 6.325/7.791 7.023 ± 0.7527
ea18 1342 1342/1342 1342 ± 0 5.224 4.807/5.645 5.253 ± 0.5516
ea19 1342 1342/1342 1342 ± 0 6.689 5.905/7.213 6.606 ± 0.7091
ea20 1342 1342/1342 1342 ± 0 5.904 5.543/6.693 6.062 ± 0.6169
ea21 1342 1342/1342 1342 ± 0 5.407 5.168/6.005 5.611 ± 0.4862
ea22 1342 1342/1342 1342 ± 0 6.276 5.476/6.594 6.117 ± 0.6241
ea23 1342 1342/1342 1342 ± 0 6.312 5.819/6.882 6.448 ± 0.6948
ea24 1342 1342/1342 1342 ± 0 5.974 5.408/6.56 5.962 ± 0.5944
ea25 1342 1342/1342 1342 ± 0 6.825 5.953/7.227 6.683 ± 0.8265
ea26 1342 1342/1342 1342 ± 0 6.597 6.037/7.461 6.698 ± 0.7163
ea27 1342 1342/1342 1342 ± 0 6.082 5.67/7.031 6.306 ± 0.6989
ea28 1342 1342/1342 1342 ± 0 6.22 5.894/7.077 6.479 ± 0.6711
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 ± 0.00002394 5.691 5.503/5.959 5.682 ± 0.329
4 1342 1342/1342 1342 ± 0.00002394 5.372 5.176/5.678 5.4 ± 0.4287
5 1342 1342/1342 1342 ± 0.00002394 5.771 5.424/5.879 5.649 ± 0.3522
6 1342 1342/1342 1342 ± 0.00002394 5.643 5.461/5.819 5.592 ± 0.3
7 1342 1342/1342 1342 ± 0.00002394 5.756 5.516/5.898 5.685 ± 0.3122
8 1342 1342/1342 1342 ± 0.00002394 5.624 5.394/5.893 5.641 ± 0.3663
9 1342 1342/1342 1342 ± 0.00002394 5.976 5.743/6.221 5.945 ± 0.3571
10 1342 1342/1342 1342 ± 0.00002349 6.535 6.213/6.68 6.42 ± 0.3493
11 1342 1342/1342 1342 ± 0.00002349 6.745 6.529/6.924 6.669 ± 0.3713
12 1342 1342/1342 1342 ± 0.00002349 6.835 6.624/7.034 6.802 ± 0.4316
13 1342 1342/1342 1342 ± 0.00002349 7.333 7.021/7.649 7.274 ± 0.4865
14 1342 1342/1342 1342 ± 0.00002349 7.503 7.165/7.804 7.43 ± 0.5004
15 1342 1342/1342 1342 ± 0.00002349 7.063 6.834/7.42 7.072 ± 0.4508
16 1342 1342/1342 1342 ± 0.00002349 6.365 6.078/6.753 6.372 ± 0.4952
17 1342 1342/1342 1342 ± 0.00002357 6.301 5.974/6.626 6.272 ± 0.5074
statwtmode
VLASS-SE
output_dir
 
datacolumn
residual_data
vis
VLASS2.2.sb40880919.eb41034540.59559.16303170139_split_split.ms
overwrite_modelcol
False
Start time
2025-06-12 04:44:58.786
End
2025-06-12 05:35:27.432
Duration
0:50:28.646
Note, WebLog generation is not included in the time.

CASA logs for stage 8