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 5.803 5.35/6.325 5.855 ± 0.5827
ea02 1342 1342/1342 1342 ± 0 6.456 5.832/6.759 6.392 ± 0.6171
ea03 1342 1342/1342 1342 ± 0 6.205 5.479/6.735 6.18 ± 0.6811
ea04 1342 1342/1342 1342 ± 0 5.508 5.108/5.937 5.6 ± 0.5241
ea05 1342 1342/1342 1342 ± 0 6.15 5.365/6.622 6.004 ± 0.6804
ea06 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea07 1342 1342/1342 1342 ± 0 6.138 5.365/6.556 6.053 ± 0.6987
ea08 1342 1342/1342 1342 ± 0 6.597 5.791/6.827 6.434 ± 0.647
ea09 1342 1342/1342 1342 ± 0 5.647 5.182/6.455 5.876 ± 0.6731
ea10 1342 1342/1342 1342 ± 0 5.795 5.243/6.169 5.736 ± 0.5619
ea11 1342 1342/1342 1342 ± 0 5.529 5.164/6.128 5.645 ± 0.609
ea12 1342 1342/1342 1342 ± 0 5.626 5.405/6.306 5.831 ± 0.5607
ea13 1342 1342/1342 1342 ± 0 6.231 5.662/6.431 6.136 ± 0.5598
ea14 1342 1342/1342 1342 ± 0 6.061 5.685/6.489 6.162 ± 0.5321
ea15 1342 1342/1342 1342 ± 0 6.062 5.383/6.527 6.052 ± 0.6971
ea16 1342 1342/1342 1342 ± 0 6.145 5.779/6.695 6.262 ± 0.6406
ea17 1342 1342/1342 1342 ± 0 6.28 5.875/7.051 6.423 ± 0.6954
ea18 1342 1342/1342 1342 ± 0 6.662 6.063/7.282 6.644 ± 0.6916
ea19 1342 1342/1342 1342 ± 0 6.123 5.491/6.542 6.041 ± 0.5922
ea20 1342 1342/1342 1342 ± 0 6.164 5.424/6.526 6.058 ± 0.6031
ea21 1342 1342/1342 1342 ± 0 5.415 5.207/5.887 5.596 ± 0.4695
ea22 1342 1342/1342 1342 ± 0 6.86 6.145/7.346 6.752 ± 0.6507
ea23 1342 1342/1342 1342 ± 0 6.153 5.439/6.297 6.02 ± 0.6432
ea24 1342 1342/1342 1342 ± 0 6.157 5.442/6.543 6.025 ± 0.5813
ea25 1342 1342/1342 1342 ± 0 6.52 5.701/6.948 6.482 ± 0.762
ea27 1342 1342/1342 1342 ± 0 5.917 5.446/6.508 5.965 ± 0.636
ea28 1342 1342/1342 1342 ± 0 6.393 5.8/6.974 6.442 ± 0.6509
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 ± 0.0000238 5.374 5.234/5.569 5.422 ± 0.2431
4 1342 1342/1342 1342 ± 0.00002527 5.438 5.254/5.778 5.471 ± 0.3321
5 1342 1342/1342 1342 ± 0.0000238 5.441 5.248/5.737 5.466 ± 0.3117
6 1342 1342/1342 1342 ± 0.0000238 5.417 5.233/5.676 5.434 ± 0.3139
7 1342 1342/1342 1342 ± 0.0000238 5.474 5.393/5.68 5.531 ± 0.2451
8 1342 1342/1342 1342 ± 0.0000238 5.432 5.21/5.657 5.435 ± 0.2697
9 1342 1342/1342 1342 ± 0.0000238 5.724 5.618/5.976 5.734 ± 0.2925
10 1342 1342/1342 1342 ± 0.00002358 6.156 5.99/6.287 6.166 ± 0.2821
11 1342 1342/1342 1342 ± 0.00002358 6.417 6.15/6.517 6.372 ± 0.3018
12 1342 1342/1342 1342 ± 0.00002358 6.507 6.301/6.718 6.514 ± 0.3352
13 1342 1342/1342 1342 ± 0.00002358 6.999 6.779/7.212 6.979 ± 0.3465
14 1342 1342/1342 1342 ± 0.00002358 7.233 6.953/7.522 7.214 ± 0.362
15 1342 1342/1342 1342 ± 0.00002358 6.839 6.709/7.247 6.904 ± 0.4004
16 1342 1342/1342 1342 ± 0.00002358 6.351 6.131/6.766 6.359 ± 0.4301
17 1342 1342/1342 1342 ± 0.00002358 6.35 6.135/6.599 6.312 ± 0.4068
datacolumn
residual_data
overwrite_modelcol
False
vis
VLASS3.2.sb45669584.eb45749254.60430.55515966435_split_split.ms
statwtmode
VLASS-SE
output_dir
 
Start time
2025-07-29 17:20:36.274
End
2025-07-29 17:36:23.263
Duration
0:15:46.989
Note, WebLog generation is not included in the time.

CASA logs for stage 8