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 5.929 5.54/6.337 5.962 ± 0.566
ea02 1342 1342/1342 1342 ± 0 6.428 5.791/6.689 6.387 ± 0.6403
ea03 1342 1342/1342 1342 ± 0 6.146 5.489/6.742 6.202 ± 0.7153
ea04 1342 1342/1342 1342 ± 0 5.823 5.305/6.267 5.86 ± 0.5732
ea05 1342 1342/1342 1342 ± 0.000001103 6.076 5.539/6.866 6.174 ± 0.6709
ea06 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea07 1342 1342/1342 1342 ± 0 6.191 5.431/6.623 6.117 ± 0.729
ea08 1342 1342/1342 1342 ± 0 6.645 5.821/6.881 6.468 ± 0.6598
ea09 1342 1342/1342 1342 ± 0 5.81 5.315/6.453 5.924 ± 0.6278
ea10 1342 1342/1342 1342 ± 0 5.882 5.319/6.288 5.837 ± 0.5648
ea11 1342 1342/1342 1342 ± 0.000004831 5.479 5.3/6.316 5.76 ± 0.6421
ea12 1342 1342/1342 1342 ± 0 5.733 5.504/6.427 5.954 ± 0.5873
ea13 1342 1342/1342 1342 ± 0 6.231 5.695/6.45 6.196 ± 0.6018
ea14 1342 1342/1342 1342 ± 0 6.224 5.818/6.737 6.347 ± 0.5555
ea15 1342 1342/1342 1342 ± 0 5.909 5.251/6.285 5.864 ± 0.6843
ea16 1342 1342/1342 1342 ± 0 6.13 5.726/6.723 6.298 ± 0.7017
ea17 1342 1342/1342 1342 ± 0 6.42 5.913/7.142 6.494 ± 0.7117
ea18 1342 1342/1342 1342 ± 0 6.613 6.037/7.325 6.643 ± 0.6925
ea19 1342 1342/1342 1342 ± 0 6.125 5.516/6.663 6.135 ± 0.6191
ea20 1342 1342/1342 1342 ± 0 6.174 5.656/6.698 6.202 ± 0.5927
ea21 1342 1342/1342 1342 ± 0 5.407 5.029/5.796 5.485 ± 0.5028
ea22 1342 1342/1342 1342 ± 0 7.076 6.809/7.489 7.165 ± 0.4051
ea23 1342 1342/1342 1342 ± 0 6.248 5.578/6.346 6.139 ± 0.6475
ea24 1342 1342/1342 1342 ± 0 6.249 5.386/6.699 6.023 ± 0.7308
ea25 1342 1342/1342 1342 ± 0 6.397 5.663/6.988 6.447 ± 0.7849
ea27 1342 1342/1342 1342 ± 0 6.13 5.415/6.534 6.004 ± 0.6543
ea28 1342 1342/1342 1342 ± 0 6.395 5.75/6.967 6.422 ± 0.6708
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 ± 0.00002431 5.585 5.439/5.773 5.577 ± 0.2662
4 1342 1342/1342 1342 ± 0.00002453 5.493 5.234/5.73 5.51 ± 0.3777
5 1342 1342/1342 1342 ± 0.00002431 5.466 5.269/5.655 5.471 ± 0.3027
6 1342 1342/1342 1342 ± 0.00002429 5.482 5.243/5.696 5.429 ± 0.2746
7 1342 1342/1342 1342 ± 0.00002429 5.57 5.421/5.696 5.55 ± 0.2303
8 1342 1342/1342 1342 ± 0.00002429 5.444 5.26/5.668 5.461 ± 0.265
9 1342 1342/1342 1342 ± 0.00002429 5.798 5.617/5.92 5.761 ± 0.2848
10 1342 1342/1342 1342 ± 0.00002383 6.193 6.027/6.388 6.199 ± 0.2632
11 1342 1342/1342 1342 ± 0.00002383 6.438 6.286/6.618 6.427 ± 0.2749
12 1342 1342/1342 1342 ± 0.00002383 6.594 6.35/6.763 6.599 ± 0.3269
13 1342 1342/1342 1342 ± 0.00002383 7.122 6.87/7.297 7.08 ± 0.326
14 1342 1342/1342 1342 ± 0.00002383 7.404 7.074/7.605 7.324 ± 0.3507
15 1342 1342/1342 1342 ± 0.00002383 7.077 6.801/7.355 7.033 ± 0.374
16 1342 1342/1342 1342 ± 0.00002406 6.301 6.071/6.708 6.362 ± 0.4137
17 1342 1342/1342 1342 ± 0.00002383 6.326 6.121/6.613 6.305 ± 0.399
datacolumn
residual_data
vis
VLASS3.2.sb45669584.eb45749254.60430.55515966435_split_split.ms
overwrite_modelcol
False
output_dir
 
statwtmode
VLASS-SE
Start time
2025-07-24 09:07:13.346
End
2025-07-24 10:24:17.962
Duration
1:17:04.616
Note, WebLog generation is not included in the time.

CASA logs for stage 8