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

Statwt Summary Plot

VLASS3.2.sb45460397.eb46168936.60474.13114186343_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 5.451 5.068/6.215 5.523 ± 0.9169
ea02 1342 1342/1342 1342 ± 0.00002187 5.639 5.185/6.332 5.547 ± 0.9633
ea03 1342 1342/1342 1342 ± 0 5.245 5.142/6.583 5.685 ± 0.8477
ea04 1342 1342/1342 1342 ± 0.00004744 5.088 4.882/5.952 5.202 ± 0.7176
ea05 1342 1342/1342 1342 ± 0.00004914 5.254 4.997/6.243 5.436 ± 0.8249
ea06 1342 1342/1342 1342 ± 0.00002054 4.885 4.712/5.873 5.216 ± 0.7824
ea07 1342 1342/1342 1342 ± 0.00002326 5.055 4.897/6.181 5.316 ± 0.9775
ea08 1342 1342/1342 1342 ± 0 5.749 5.284/6.653 5.85 ± 0.8703
ea09 1342 1342/1342 1342 ± 0.00004702 4.99 4.74/5.913 5.135 ± 0.717
ea10 1342 1342/1342 1342 ± 0.00004733 4.91 4.078/5.869 4.95 ± 0.8619
ea11 1342 1342/1342 1342 ± 0.0000521 5.123 4.437/6.222 5.16 ± 0.9324
ea12 1342 1342/1342 1342 ± 0.0000438 5.066 4.918/5.814 5.208 ± 0.7397
ea14 1342 1342/1342 1342 ± 0.00004845 5.42 5.177/6.324 5.483 ± 0.8276
ea15 1342 1342/1342 1342 ± 0.00005208 5.21 4.761/6.384 5.402 ± 0.9596
ea16 1342 1342/1342 1342 ± 0.00001945 5.723 5.181/6.569 5.809 ± 0.8216
ea17 1342 1342/1342 1342 ± 0.00002297 5.452 5.171/6.393 5.63 ± 0.9642
ea18 1342 1342/1342 1342 ± 0 5.703 5.389/6.77 5.948 ± 0.8381
ea19 1342 1342/1342 1342 ± 0.0000424 5.31 5.141/6.191 5.506 ± 0.7877
ea21 1342 1342/1342 1342 ± 0.000004038 4.905 4.734/5.78 5.153 ± 0.7106
ea22 1342 1342/1342 1342 ± 0.00001894 5.555 4.959/6.314 5.529 ± 0.8673
ea23 1342 1342/1342 1342 ± 0.00004716 5.444 5.083/6.26 5.525 ± 0.8846
ea24 1342 1342/1342 1342 ± 0.00001044 5.172 4.98/6.128 5.471 ± 0.7467
ea25 1342 1342/1342 1342 ± 0.00001078 5.409 5.351/6.798 5.962 ± 1.011
ea27 1342 1342/1342 1342 ± 0.000007584 5.222 4.919/6.296 5.469 ± 0.7586
ea28 1342 1342/1342 1342 ± 0.000006965 5.602 5.512/6.693 5.87 ± 0.8184
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 5.046 4.917/5.143 5 ± 0.2868
4 1342 1342/1342 1342 ± 0.00006022 3.49 3.381/3.691 3.527 ± 0.2109
5 1342 1342/1342 1342 ± 0.00002511 5.079 4.814/5.372 5.082 ± 0.3469
6 1342 1342/1342 1342 ± 0.00002392 5.166 4.916/5.417 5.144 ± 0.2718
7 1342 1342/1342 1342 ± 0.00002392 5.205 5.03/5.311 5.173 ± 0.2337
8 1342 1342/1342 1342 ± 0.00002392 5.129 4.976/5.265 5.119 ± 0.2582
9 1342 1342/1342 1342 ± 0.00002392 5.464 5.326/5.671 5.454 ± 0.2732
10 1342 1342/1342 1342 ± 0.00002392 6.006 5.822/6.136 5.968 ± 0.2654
11 1342 1342/1342 1342 ± 0.00002392 6.296 6.18/6.372 6.25 ± 0.2662
12 1342 1342/1342 1342 ± 0.00002392 6.388 6.218/6.572 6.406 ± 0.3072
13 1342 1342/1342 1342 ± 0.00002394 6.658 6.325/7.035 6.684 ± 0.3658
14 1342 1342/1342 1342 ± 0.00005365 5.873 5.501/6.274 5.968 ± 0.6411
15 1342 1342/1342 1342 ± 0.00002392 6.599 6.241/6.92 6.597 ± 0.3891
16 1342 1342/1342 1342 ± 0.00006096 4.136 3.878/4.569 4.228 ± 0.4317
17 1342 1342/1342 1342 ± 0.00006087 4.148 3.974/4.49 4.244 ± 0.3583
overwrite_modelcol
False
statwtmode
VLASS-SE
vis
VLASS3.2.sb45460397.eb46168936.60474.13114186343_split_split.ms
output_dir
 
datacolumn
residual_data
Start time
2025-07-22 18:39:39.182
End
2025-07-22 19:31:48.345
Duration
0:52:09.163
Note, WebLog generation is not included in the time.

CASA logs for stage 8