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

Statwt Summary Plot

VLASS3.2.sb45669584.eb45749254.60430.55515966435_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 5.838 5.356/6.21 5.843 ± 0.5645
ea02 1342 1342/1342 1342 ± 0 6.425 5.735/6.662 6.326 ± 0.6305
ea03 1342 1342/1342 1342 ± 0 6.146 5.477/6.695 6.169 ± 0.6937
ea04 1342 1342/1342 1342 ± 0 5.652 5.2/6.073 5.72 ± 0.503
ea05 1342 1342/1342 1342 ± 0.000003124 6.06 5.463/6.68 6.046 ± 0.625
ea06 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea07 1342 1342/1342 1342 ± 0 6.09 5.312/6.481 6.012 ± 0.6943
ea08 1342 1342/1342 1342 ± 0 6.587 5.856/6.809 6.419 ± 0.624
ea09 1342 1342/1342 1342 ± 0 5.771 5.286/6.458 5.9 ± 0.6349
ea10 1342 1342/1342 1342 ± 0 5.762 5.321/6.187 5.747 ± 0.5256
ea11 1342 1342/1342 1342 ± 0.000009538 5.416 5.19/6.207 5.634 ± 0.6177
ea12 1342 1342/1342 1342 ± 0 5.712 5.328/6.275 5.838 ± 0.555
ea13 1342 1342/1342 1342 ± 0 6.137 5.769/6.433 6.202 ± 0.5251
ea14 1342 1342/1342 1342 ± 0 6.102 5.722/6.607 6.228 ± 0.5489
ea15 1342 1342/1342 1342 ± 0 6.114 5.482/6.5 6.085 ± 0.6828
ea16 1342 1342/1342 1342 ± 0 6.166 5.744/6.73 6.319 ± 0.6501
ea17 1342 1342/1342 1342 ± 0 6.443 5.867/7.036 6.424 ± 0.6845
ea18 1342 1342/1342 1342 ± 0 6.596 6.014/7.249 6.591 ± 0.6669
ea19 1342 1342/1342 1342 ± 0 6.07 5.479/6.541 6.058 ± 0.5954
ea20 1342 1342/1342 1342 ± 0 6.058 5.409/6.56 5.949 ± 0.6598
ea21 1342 1342/1342 1342 ± 0 5.554 5.215/5.937 5.641 ± 0.4746
ea22 1342 1342/1342 1342 ± 0 6.903 6.747/7.313 6.948 ± 0.5213
ea23 1342 1342/1342 1342 ± 0 6.207 5.501/6.318 6.096 ± 0.6391
ea24 1342 1342/1342 1342 ± 0 6.276 5.469/6.662 6.072 ± 0.6132
ea25 1342 1342/1342 1342 ± 0 6.501 5.773/7.032 6.515 ± 0.7667
ea27 1342 1342/1342 1342 ± 0 6.131 5.459/6.523 6.013 ± 0.6254
ea28 1342 1342/1342 1342 ± 0 6.44 5.84/7.007 6.452 ± 0.6307
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 ± 0.00002423 5.538 5.393/5.757 5.578 ± 0.2277
4 1342 1342/1342 1342 ± 0.00002447 5.429 5.207/5.819 5.471 ± 0.3467
5 1342 1342/1342 1342 ± 0.00002423 5.394 5.188/5.645 5.429 ± 0.3054
6 1342 1342/1342 1342 ± 0.00002423 5.389 5.18/5.732 5.427 ± 0.3088
7 1342 1342/1342 1342 ± 0.00002423 5.512 5.456/5.725 5.552 ± 0.2339
8 1342 1342/1342 1342 ± 0.00002423 5.472 5.276/5.699 5.482 ± 0.2631
9 1342 1342/1342 1342 ± 0.00002423 5.737 5.593/5.983 5.759 ± 0.2779
10 1342 1342/1342 1342 ± 0.00002384 6.169 6.041/6.4 6.183 ± 0.265
11 1342 1342/1342 1342 ± 0.00002384 6.438 6.235/6.556 6.41 ± 0.2902
12 1342 1342/1342 1342 ± 0.00002384 6.535 6.29/6.696 6.543 ± 0.3246
13 1342 1342/1342 1342 ± 0.00002384 7.052 6.828/7.2 6.989 ± 0.3385
14 1342 1342/1342 1342 ± 0.00002384 7.283 6.96/7.486 7.208 ± 0.3547
15 1342 1342/1342 1342 ± 0.00002384 7.013 6.721/7.314 6.952 ± 0.383
16 1342 1342/1342 1342 ± 0.00002496 6.255 6.071/6.722 6.327 ± 0.4119
17 1342 1342/1342 1342 ± 0.00002384 6.306 6.096/6.593 6.293 ± 0.3962
output_dir
 
vis
VLASS3.2.sb45669584.eb45749254.60430.55515966435_split_split.ms
overwrite_modelcol
False
statwtmode
VLASS-SE
datacolumn
residual_data
Start time
2025-07-25 10:48:36.389
End
2025-07-25 12:06:11.810
Duration
1:17:35.421
Note, WebLog generation is not included in the time.

CASA logs for stage 8