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

Statwt Summary Plot

VLASS3.2.sb45603243.eb46103640.60451.43735429399_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 6.019 5.665/6.624 6.138 ± 0.7001
ea02 1342 1342/1342 1342 ± 0 6.345 5.648/6.475 6.257 ± 0.6111
ea03 1342 1342/1342 1342 ± 0 6.243 5.5/6.88 6.279 ± 0.7672
ea04 1342 1342/1342 1342 ± 0 5.622 5.067/6.067 5.649 ± 0.5814
ea05 1342 1342/1342 1342 ± 0 5.936 5.434/6.598 5.99 ± 0.764
ea06 1342 1342/1342 1342 ± 0 6.132 5.14/6.307 5.861 ± 0.6736
ea07 1342 1342/1342 1342 ± 0 5.94 5.364/6.467 5.993 ± 0.7349
ea08 1342 1342/1342 1342 ± 0 6.533 5.776/6.934 6.49 ± 0.7047
ea09 1342 1342/1342 1342 ± 0 5.733 5.229/6.486 5.852 ± 0.6438
ea10 1342 1342/1342 1342 ± 0 5.753 5.303/6.272 5.698 ± 0.844
ea11 1342 1342/1342 1342 ± 0 5.682 5.337/6.563 5.841 ± 0.7779
ea12 1342 1342/1342 1342 ± 0 5.705 5.319/6.221 5.788 ± 0.7276
ea13 1342 1342/1342 1342 ± 0 6.104 5.699/6.454 6.147 ± 0.5226
ea14 1342 1342/1342 1342 ± 0 6.127 5.592/6.555 6.093 ± 0.744
ea15 1342 1342/1342 1342 ± 0 6.243 5.62/6.651 6.218 ± 0.6844
ea16 1342 1342/1342 1342 ± 0 6.248 5.795/6.764 6.352 ± 0.6746
ea17 1342 1342/1342 1342 ± 0 6.191 5.806/6.955 6.34 ± 0.8433
ea18 1342 1342/1342 1342 ± 0 6.383 5.92/7.001 6.49 ± 0.7038
ea19 1342 1342/1342 1342 ± 0 6.02 5.52/6.593 6.109 ± 0.7278
ea20 1342 1342/1342 1342 ± 0 6.044 5.784/6.128 5.873 ± 0.4424
ea21 1342 1342/1342 1342 ± 0 5.472 5.086/5.879 5.538 ± 0.5053
ea22 1342 1342/1342 1342 ± 0 5.993 5.52/6.429 6.02 ± 0.658
ea23 1342 1342/1342 1342 ± 0 6.191 5.454/6.353 6.069 ± 0.6506
ea24 1342 1342/1342 1342 ± 0 6.332 5.389/6.771 6.1 ± 0.6962
ea25 1342 1342/1342 1342 ± 0 6.628 5.807/7.205 6.586 ± 0.8453
ea27 1342 1342/1342 1342 ± 0 6.034 5.393/6.443 5.942 ± 0.5976
ea28 1342 1342/1342 1342 ± 0 6.52 5.798/7.12 6.473 ± 0.6914
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 ± 0.00002305 5.507 5.363/5.72 5.544 ± 0.2633
3 1342 1342/1342 1342 ± 0.00003255 4.569 4.32/4.996 4.684 ± 0.6524
4 1342 1342/1342 1342 ± 0.00002305 5.343 5.196/5.679 5.419 ± 0.3095
5 1342 1342/1342 1342 ± 0.00002305 5.46 5.245/5.742 5.516 ± 0.3118
6 1342 1342/1342 1342 ± 0.00002305 5.49 5.2/5.669 5.438 ± 0.2794
7 1342 1342/1342 1342 ± 0.00002305 5.552 5.419/5.749 5.556 ± 0.2531
8 1342 1342/1342 1342 ± 0.00002305 5.515 5.231/5.663 5.487 ± 0.2929
9 1342 1342/1342 1342 ± 0.00002305 5.807 5.647/5.996 5.808 ± 0.3013
10 1342 1342/1342 1342 ± 0.00002348 6.251 6.132/6.366 6.245 ± 0.266
11 1342 1342/1342 1342 ± 0.00002348 6.483 6.265/6.653 6.463 ± 0.2781
12 1342 1342/1342 1342 ± 0.00002348 6.59 6.394/6.802 6.608 ± 0.3307
13 1342 1342/1342 1342 ± 0.00002348 7.06 6.829/7.331 7.072 ± 0.3369
14 1342 1342/1342 1342 ± 0.00002348 7.321 7.06/7.514 7.286 ± 0.3582
15 1342 1342/1342 1342 ± 0.00002348 7.009 6.716/7.273 6.996 ± 0.3624
16 1342 1342/1342 1342 ± 0.00002348 6.362 6.068/6.726 6.368 ± 0.3931
17 1342 1342/1342 1342 ± 0.00002348 6.304 6.098/6.531 6.32 ± 0.3751
statwtmode
VLASS-SE
datacolumn
residual_data
vis
VLASS3.2.sb45603243.eb46103640.60451.43735429399_split_split.ms
overwrite_modelcol
False
output_dir
 
Start time
2025-07-30 06:18:01.959
End
2025-07-30 07:13:20.612
Duration
0:55:18.653
Note, WebLog generation is not included in the time.

CASA logs for stage 8