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

Statwt Summary Plot

VLASS3.2.sb45490828.eb46106518.60453.38273079861_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 6.094 5.75/6.666 6.218 ± 0.542
ea02 1342 1342/1342 1342 ± 0 6.261 5.862/6.479 6.317 ± 0.5825
ea03 1342 1342/1342 1342 ± 0 6.228 5.569/6.86 6.271 ± 0.6837
ea04 1342 1342/1342 1342 ± 0 5.696 5.268/6.197 5.744 ± 0.5035
ea05 1342 1342/1342 1342 ± 0 5.753 5.552/6.628 6.01 ± 0.5799
ea06 1342 1342/1342 1342 ± 0 5.934 5.295/6.23 5.881 ± 0.5985
ea07 1342 1342/1342 1342 ± 0 6.243 5.464/6.412 6.157 ± 0.6768
ea08 1342 1342/1342 1342 ± 0 6.467 5.907/6.85 6.477 ± 0.6249
ea09 1342 1342/1342 1342 ± 0 5.854 5.208/6.399 5.85 ± 0.6109
ea10 1342 1342/1342 1342 ± 0 5.626 5.431/6.352 5.841 ± 0.5647
ea11 1342 1342/1342 1342 ± 0.00000586 5.751 5.249/6.515 5.879 ± 0.6526
ea12 1342 1342/1342 1342 ± 0 5.58 5.452/6.401 5.869 ± 0.5248
ea14 1342 1342/1342 1342 ± 0 6.007 5.742/6.645 6.178 ± 0.5244
ea15 1342 1342/1342 1342 ± 0 6.11 5.716/6.716 6.294 ± 0.6553
ea16 1342 1342/1342 1342 ± 0 6.214 5.858/6.748 6.301 ± 0.6492
ea17 1342 1342/1342 1342 ± 0 6.26 5.861/7.107 6.38 ± 0.6576
ea18 1342 1342/1342 1342 ± 0 6.682 6.014/7.288 6.671 ± 0.6587
ea19 1342 1342/1342 1342 ± 0.000002301 5.965 5.685/6.817 6.208 ± 0.5453
ea20 1342 1342/1342 1342 ± 0 6.571 5.927/7.029 6.532 ± 0.6245
ea21 1342 1342/1342 1342 ± 0 5.559 5.225/5.994 5.662 ± 0.5034
ea22 1342 1342/1342 1342 ± 0 5.936 5.512/6.409 5.948 ± 0.5497
ea23 1342 1342/1342 1342 ± 0.000008435 5.871 5.585/6.487 6.105 ± 0.6111
ea24 1342 1342/1342 1342 ± 0 6.202 5.259/6.588 5.981 ± 0.6884
ea25 1342 1342/1342 1342 ± 0 6.629 5.802/7.033 6.603 ± 0.7803
ea27 1342 1342/1342 1342 ± 0 5.743 5.514/6.542 5.973 ± 0.5728
ea28 1342 1342/1342 1342 ± 0 6.478 5.827/7.058 6.468 ± 0.6833
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 ± 0.00002348 5.575 5.427/5.76 5.603 ± 0.2697
5 1342 1342/1342 1342 ± 0.00002348 5.522 5.228/5.697 5.507 ± 0.2978
6 1342 1342/1342 1342 ± 0.00002348 5.576 5.321/5.753 5.529 ± 0.2665
7 1342 1342/1342 1342 ± 0.00002348 5.581 5.382/5.749 5.566 ± 0.2443
8 1342 1342/1342 1342 ± 0.00002348 5.554 5.167/5.658 5.483 ± 0.2805
9 1342 1342/1342 1342 ± 0.00002348 5.797 5.623/5.938 5.778 ± 0.2893
10 1342 1342/1342 1342 ± 0.00002348 6.258 6.097/6.36 6.233 ± 0.2559
11 1342 1342/1342 1342 ± 0.00002348 6.463 6.195/6.639 6.458 ± 0.2735
12 1342 1342/1342 1342 ± 0.00002348 6.619 6.408/6.824 6.635 ± 0.3089
13 1342 1342/1342 1342 ± 0.00002348 7.136 6.818/7.351 7.107 ± 0.3423
14 1342 1342/1342 1342 ± 0.00002348 7.078 6.779/7.462 7.127 ± 0.4184
15 1342 1342/1342 1342 ± 0.00002348 6.947 6.624/7.232 6.919 ± 0.3491
16 1342 1342/1342 1342 ± 0.0000243 6.05 5.662/6.354 6.064 ± 0.4289
17 1342 1342/1342 1342 ± 0.00002381 6.08 5.735/6.305 6.047 ± 0.409
statwtmode
VLASS-SE
output_dir
 
overwrite_modelcol
False
vis
VLASS3.2.sb45490828.eb46106518.60453.38273079861_split_split.ms
datacolumn
residual_data
Start time
2025-08-07 04:02:45.723
End
2025-08-07 04:31:52.748
Duration
0:29:07.025
Note, WebLog generation is not included in the time.

CASA logs for stage 8