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 6.234 5.677/6.667 6.142 ± 0.8092
ea02 1342 1342/1342 1342 ± 0 6.344 5.631/6.521 6.273 ± 0.6261
ea03 1342 1342/1342 1342 ± 0 6.214 5.538/6.87 6.296 ± 0.7403
ea04 1342 1342/1342 1342 ± 0 5.623 5.12/6.084 5.699 ± 0.5726
ea05 1342 1342/1342 1342 ± 0 6.11 5.414/6.749 6.041 ± 0.72
ea06 1342 1342/1342 1342 ± 0 6.148 5.171/6.322 5.881 ± 0.679
ea07 1342 1342/1342 1342 ± 0 6.149 5.361/6.548 6.001 ± 0.7813
ea08 1342 1342/1342 1342 ± 0 6.744 5.723/6.883 6.445 ± 0.7214
ea09 1342 1342/1342 1342 ± 0 5.734 5.192/6.523 5.885 ± 0.6983
ea10 1342 1342/1342 1342 ± 0 5.928 5.296/6.36 5.854 ± 0.6257
ea11 1342 1342/1342 1342 ± 0 5.722 5.399/6.55 5.83 ± 0.8088
ea12 1342 1342/1342 1342 ± 0 5.761 5.272/6.372 5.761 ± 0.7125
ea13 1342 1342/1342 1342 ± 0 6.178 5.594/6.358 6.093 ± 0.5408
ea14 1342 1342/1342 1342 ± 0 6.288 5.601/6.585 6.172 ± 0.6475
ea15 1342 1342/1342 1342 ± 0 6.257 5.603/6.661 6.241 ± 0.7084
ea16 1342 1342/1342 1342 ± 0 6.236 5.819/6.79 6.392 ± 0.6874
ea17 1342 1342/1342 1342 ± 0 6.318 5.847/7.136 6.356 ± 0.8408
ea18 1342 1342/1342 1342 ± 0 6.556 5.914/7.262 6.494 ± 0.7326
ea19 1342 1342/1342 1342 ± 0 6.217 5.524/6.735 6.11 ± 0.7247
ea20 1342 1342/1342 1342 ± 0 6.03 5.648/6.118 5.735 ± 0.658
ea21 1342 1342/1342 1342 ± 0 5.519 5.093/5.913 5.565 ± 0.5175
ea22 1342 1342/1342 1342 ± 0 6.179 5.529/6.537 6.007 ± 0.6743
ea23 1342 1342/1342 1342 ± 0 6.13 5.496/6.326 6.057 ± 0.6711
ea24 1342 1342/1342 1342 ± 0 6.305 5.463/6.687 6.084 ± 0.6497
ea25 1342 1342/1342 1342 ± 0 6.618 5.79/7.202 6.589 ± 0.8426
ea27 1342 1342/1342 1342 ± 0 5.999 5.337/6.416 5.93 ± 0.6013
ea28 1342 1342/1342 1342 ± 0 6.556 5.82/7.058 6.495 ± 0.7065
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 5.516 5.312/5.666 5.526 ± 0.2624
3 1342 1342/1342 1342 ± 0.00003442 4.673 4.203/4.911 4.697 ± 0.5191
4 1342 1342/1342 1342 ± 0.00002305 5.419 5.151/5.647 5.434 ± 0.3047
5 1342 1342/1342 1342 ± 0.00002305 5.519 5.255/5.796 5.556 ± 0.3033
6 1342 1342/1342 1342 ± 0.00002305 5.433 5.098/5.625 5.387 ± 0.2787
7 1342 1342/1342 1342 ± 0.00002305 5.545 5.407/5.792 5.562 ± 0.2467
8 1342 1342/1342 1342 ± 0.00002305 5.531 5.235/5.687 5.485 ± 0.2917
9 1342 1342/1342 1342 ± 0.00002305 5.783 5.655/5.985 5.802 ± 0.2969
10 1342 1342/1342 1342 ± 0.00002348 6.246 6.159/6.338 6.232 ± 0.2579
11 1342 1342/1342 1342 ± 0.00002348 6.454 6.246/6.61 6.451 ± 0.2688
12 1342 1342/1342 1342 ± 0.00002348 6.574 6.372/6.761 6.597 ± 0.3241
13 1342 1342/1342 1342 ± 0.00002348 7.076 6.769/7.342 7.077 ± 0.3366
14 1342 1342/1342 1342 ± 0.00002348 7.363 7.056/7.56 7.33 ± 0.358
15 1342 1342/1342 1342 ± 0.00002348 7.001 6.767/7.331 7.024 ± 0.3675
16 1342 1342/1342 1342 ± 0.00002348 6.354 6.117/6.731 6.402 ± 0.3879
17 1342 1342/1342 1342 ± 0.00002348 6.335 6.139/6.649 6.356 ± 0.3751
overwrite_modelcol
False
output_dir
 
vis
VLASS3.2.sb45603243.eb46103640.60451.43735429399_split_split.ms
statwtmode
VLASS-SE
datacolumn
residual_data
Start time
2025-07-30 07:56:30.256
End
2025-07-30 08:52:40.723
Duration
0:56:10.467
Note, WebLog generation is not included in the time.

CASA logs for stage 8