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

Statwt Summary Plot

VLASS2.1.sb38524914.eb38555684.59065.379924340275_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 5.718 5.547/6.291 5.932 ± 0.4727
ea02 1342 1342/1342 1342 ± 0 5.975 5.825/6.767 6.261 ± 0.595
ea04 1342 1342/1342 1342 ± 0.00002955 5.453 5.085/6.169 5.664 ± 0.6083
ea05 1342 1342/1342 1342 ± 0.000001629 5.878 5.562/6.429 6.005 ± 0.5656
ea06 1342 1342/1342 1342 ± 0 3.367 2.834/3.599 3.22 ± 0.4132
ea07 1342 1342/1342 1342 ± 0.0000023 5.62 5.435/5.793 5.638 ± 0.2789
ea08 1342 1342/1342 1342 ± 0 6.075 5.894/7.096 6.473 ± 0.6318
ea09 1342 1342/1342 1342 ± 0 5.604 5.241/6.125 5.701 ± 0.4925
ea10 1342 1342/1342 1342 ± 0 5.638 5.441/6.63 5.937 ± 0.6439
ea11 1342 1342/1342 1342 ± 0 6.217 5.667/6.669 6.269 ± 0.5467
ea12 1342 1342/1342 1342 ± 0 5.867 5.437/6.421 5.988 ± 0.597
ea13 1342 1342/1342 1342 ± 0 6.156 5.859/6.392 6.209 ± 0.439
ea14 1342 1342/1342 1342 ± 0 5.665 5.318/6.387 5.815 ± 0.6302
ea15 1342 1342/1342 1342 ± 0 5.877 5.376/6.514 6.007 ± 0.7102
ea16 1342 1342/1342 1342 ± 0 4.928 4.715/5.217 4.983 ± 0.3481
ea17 1342 1342/1342 1342 ± 0 6.156 5.906/6.759 6.395 ± 0.6204
ea18 1342 1342/1342 1342 ± 0 5.393 5.004/5.851 5.443 ± 0.4766
ea19 1342 1342/1342 1342 ± 0 6.745 6.349/7.047 6.719 ± 0.4596
ea20 1342 1342/1342 1342 ± 0 6.31 5.947/6.872 6.393 ± 0.6374
ea21 1342 1342/1342 1342 ± 0 5.729 5.487/6.489 5.941 ± 0.6244
ea22 1342 1342/1342 1342 ± 0 5.675 5.35/6.517 5.929 ± 0.6
ea23 1342 1342/1342 1342 ± 0 5.655 5.523/6.577 6.036 ± 0.6478
ea25 1342 1342/1342 1342 ± 0 5.579 5.471/5.681 5.463 ± 0.4355
ea26 1342 1342/1342 1342 ± 0 6.068 5.803/6.942 6.315 ± 0.5933
ea27 1342 1342/1342 1342 ± 0.00001427 5.76 5.493/6.525 5.946 ± 0.624
ea28 1342 1342/1342 1342 ± 0.000003982 6.67 6.173/6.926 6.568 ± 0.5767
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 ± 0.000025 5.649 5.339/5.817 5.559 ± 0.3732
3 1342 1342/1342 1342 ± 0.00003526 5.258 4.847/5.647 5.258 ± 0.4384
4 1342 1342/1342 1342 ± 0.00002524 5.385 5.192/5.597 5.38 ± 0.3365
5 1342 1342/1342 1342 ± 0.00002449 5.522 5.197/5.693 5.393 ± 0.6508
6 1342 1342/1342 1342 ± 0.00002449 5.518 5.216/5.612 5.342 ± 0.6191
7 1342 1342/1342 1342 ± 0.00002449 5.513 5.351/5.654 5.409 ± 0.5956
8 1342 1342/1342 1342 ± 0.00002472 5.455 5.308/5.669 5.432 ± 0.517
9 1342 1342/1342 1342 ± 0.00002449 5.769 5.551/6.091 5.656 ± 0.6712
10 1342 1342/1342 1342 ± 0.00002449 6.274 6.023/6.432 6.082 ± 0.6271
11 1342 1342/1342 1342 ± 0.00002449 6.46 6.201/6.668 6.282 ± 0.7408
12 1342 1342/1342 1342 ± 0.00002449 6.572 6.319/6.762 6.41 ± 0.7592
13 1342 1342/1342 1342 ± 0.00002449 7.008 6.749/7.242 6.795 ± 0.7874
14 1342 1342/1342 1342 ± 0.00002449 7.06 6.973/7.379 6.946 ± 0.79
15 1342 1342/1342 1342 ± 0.000025 6.668 6.577/6.82 6.613 ± 0.3863
16 1342 1342/1342 1342 ± 0.0000274 5.851 5.666/6.201 5.89 ± 0.3961
17 1342 1342/1342 1342 ± 0.0000252 5.88 5.662/6.188 5.899 ± 0.4083
datacolumn
residual_data
statwtmode
VLASS-SE
vis
VLASS2.1.sb38524914.eb38555684.59065.379924340275_split_split.ms
overwrite_modelcol
False
output_dir
 
Start time
2024-12-30 23:32:54.766
End
2024-12-31 00:01:00.263
Duration
0:28:05.496
Note, WebLog generation is not included in the time.

CASA logs for stage 8