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

Statwt Summary Plot

VLASS3.2.sb45665927.eb46086746.60447.529309328704_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 6.264 5.574/6.651 6.161 ± 0.6528
ea02 1342 1342/1342 1342 ± 0 5.845 5.133/6.077 5.745 ± 0.6158
ea03 1342 1342/1342 1342 ± 0 6.276 5.48/6.913 6.259 ± 0.8019
ea04 1342 1342/1342 1342 ± 0 5.662 5.113/6.108 5.649 ± 0.6183
ea05 1342 1342/1342 1342 ± 0 6.112 5.364/6.869 6.098 ± 0.7173
ea06 1342 1342/1342 1342 ± 0 6.308 5.254/6.537 6.027 ± 0.7372
ea07 1342 1342/1342 1342 ± 0 5.899 5.094/6.294 5.779 ± 0.7322
ea08 1342 1342/1342 1342 ± 0 5.871 4.841/6.091 5.613 ± 0.7106
ea09 1342 1342/1342 1342 ± 0 5.596 4.977/6.284 5.594 ± 0.6684
ea10 1342 1342/1342 1342 ± 0 5.778 5.137/6.274 5.727 ± 0.6303
ea11 1342 1342/1342 1342 ± 0 5.724 5.368/6.616 5.929 ± 0.7385
ea12 1342 1342/1342 1342 ± 0 5.812 5.301/6.44 5.889 ± 0.6407
ea13 1342 1342/1342 1342 ± 0 5.451 4.704/5.636 5.3 ± 0.5574
ea14 1342 1342/1342 1342 ± 0 6.205 5.598/6.701 6.222 ± 0.6348
ea15 1342 1342/1342 1342 ± 0 6.111 5.514/6.644 6.112 ± 0.7084
ea16 1342 1342/1342 1342 ± 0 6.385 5.801/6.939 6.433 ± 0.7482
ea17 1342 1342/1342 1342 ± 0 6.118 5.607/6.997 6.247 ± 0.7308
ea18 1342 1342/1342 1342 ± 0 6.054 5.567/6.388 5.901 ± 0.5864
ea19 1342 1342/1342 1342 ± 0 6.205 5.513/6.743 6.164 ± 0.7014
ea20 1342 1342/1342 1342 ± 0 6.104 5.531/6.732 6.079 ± 0.6897
ea21 1342 1342/1342 1342 ± 0 5.638 5.133/6.083 5.638 ± 0.5894
ea22 1342 1342/1342 1342 ± 0 5.639 4.874/5.968 5.494 ± 0.6351
ea23 1342 1342/1342 1342 ± 0 6.281 5.497/6.431 6.125 ± 0.7084
ea24 1342 1342/1342 1342 ± 0 5.693 5.489/5.991 5.676 ± 0.3262
ea25 1342 1342/1342 1342 ± 0 6.611 5.75/7.17 6.576 ± 0.8664
ea27 1342 1342/1342 1342 ± 0 6.142 5.354/6.564 6.022 ± 0.6851
ea28 1342 1342/1342 1342 ± 0 5.917 5.229/6.484 5.807 ± 0.6727
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 ± 0.00002392 5.41 5.164/5.543 5.332 ± 0.3152
4 1342 1342/1342 1342 ± 0.00002392 5.136 4.927/5.305 5.152 ± 0.3462
5 1342 1342/1342 1342 ± 0.00002461 5.167 5.014/5.353 5.209 ± 0.2454
6 1342 1342/1342 1342 ± 0.00002392 5.123 4.864/5.349 5.129 ± 0.2783
7 1342 1342/1342 1342 ± 0.00002367 5.366 4.948/5.516 5.303 ± 0.2984
8 1342 1342/1342 1342 ± 0.00002343 5.232 5.054/5.561 5.282 ± 0.3386
9 1342 1342/1342 1342 ± 0.00002343 5.675 5.376/5.852 5.624 ± 0.3474
10 1342 1342/1342 1342 ± 0.00002343 6.128 5.844/6.307 6.073 ± 0.3022
11 1342 1342/1342 1342 ± 0.00002343 6.306 6.021/6.606 6.298 ± 0.3165
12 1342 1342/1342 1342 ± 0.00002305 6.445 6.091/6.743 6.425 ± 0.395
13 1342 1342/1342 1342 ± 0.00002305 6.893 6.571/7.237 6.893 ± 0.4447
14 1342 1342/1342 1342 ± 0.00002305 7.084 6.728/7.337 7.042 ± 0.4484
15 1342 1342/1342 1342 ± 0.00002305 6.749 6.442/7.047 6.761 ± 0.4233
16 1342 1342/1342 1342 ± 0.00002305 6.142 5.899/6.485 6.191 ± 0.3943
17 1342 1342/1342 1342 ± 0.00002305 6.106 5.823/6.515 6.12 ± 0.3986
overwrite_modelcol
False
datacolumn
residual_data
vis
VLASS3.2.sb45665927.eb46086746.60447.529309328704_split_split.ms
statwtmode
VLASS-SE
output_dir
 
Start time
2025-08-12 00:47:00.008
End
2025-08-12 01:18:12.094
Duration
0:31:12.086
Note, WebLog generation is not included in the time.

CASA logs for stage 8