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

Statwt Summary Plot

VLASS2.1.sb38539731.eb38565870.59072.39593302083_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 5.956 5.403/6.228 5.872 ± 0.5173
ea02 1342 1342/1342 1342 ± 0.00002804 6.052 5.659/6.704 6.147 ± 0.5874
ea05 1342 1342/1342 1342 ± 0 6.037 5.397/6.543 5.911 ± 0.6169
ea06 1342 1342/1342 1342 ± 0 4.864 4.769/5.259 4.996 ± 0.2971
ea07 1342 1342/1342 1342 ± 0 5.856 5.495/5.995 5.836 ± 0.4312
ea08 1342 1342/1342 1342 ± 0 6.136 5.729/6.93 6.316 ± 0.6236
ea09 1342 1342/1342 1342 ± 0 5.604 5.106/6.038 5.598 ± 0.4965
ea10 1342 1342/1342 1342 ± 0.00002715 5.91 5.384/6.606 5.964 ± 0.6408
ea11 1342 1342/1342 1342 ± 0 6.019 5.428/6.501 6.056 ± 0.5863
ea12 1342 1342/1342 1342 ± 0 6.031 5.446/6.478 6.048 ± 0.6144
ea13 1342 1342/1342 1342 ± 0 6.439 5.902/6.608 6.308 ± 0.5013
ea14 1342 1342/1342 1342 ± 0 6.248 5.468/6.644 6.091 ± 0.69
ea15 1342 1342/1342 1342 ± 0 5.915 5.32/6.333 5.897 ± 0.6537
ea16 1342 1342/1342 1342 ± 0 5.313 5.155/5.433 5.259 ± 0.2638
ea17 1342 1342/1342 1342 ± 0 6.247 5.787/6.779 6.312 ± 0.6146
ea18 1342 1342/1342 1342 ± 0 5.369 4.972/5.796 5.373 ± 0.5266
ea19 1342 1342/1342 1342 ± 0 6.211 5.576/6.76 6.161 ± 0.6136
ea20 1342 1342/1342 1342 ± 0 6.429 5.826/6.868 6.391 ± 0.5957
ea21 1342 1342/1342 1342 ± 0 5.792 5.413/6.368 5.919 ± 0.5423
ea22 1342 1342/1342 1342 ± 0 6.082 5.498/6.541 5.984 ± 0.6041
ea23 1342 1342/1342 1342 ± 0 6.006 5.565/6.67 6.138 ± 0.681
ea25 1342 1342/1342 1342 ± 0 5.475 5.317/5.613 5.467 ± 0.1684
ea26 1342 1342/1342 1342 ± 0 6.102 5.65/6.472 6.113 ± 0.5304
ea27 1342 1342/1342 1342 ± 0.00003633 5.844 5.482/6.492 5.922 ± 0.5723
ea28 1342 1342/1342 1342 ± 0 5.866 5.601/6.64 6.096 ± 0.632
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 ± 0.00002394 5.489 5.322/5.721 5.47 ± 0.3019
4 1342 1342/1342 1342 ± 0.00002491 5.363 5.17/5.617 5.346 ± 0.3645
5 1342 1342/1342 1342 ± 0.00002394 5.463 5.326/5.54 5.429 ± 0.2844
6 1342 1342/1342 1342 ± 0.00002394 5.464 5.338/5.589 5.451 ± 0.2841
7 1342 1342/1342 1342 ± 0.00002394 5.437 5.31/5.608 5.449 ± 0.2538
8 1342 1342/1342 1342 ± 0.00002394 5.475 5.252/5.592 5.416 ± 0.2947
9 1342 1342/1342 1342 ± 0.00002394 5.806 5.569/5.973 5.7 ± 0.3398
10 1342 1342/1342 1342 ± 0.00002492 6.205 5.96/6.309 6.12 ± 0.3311
11 1342 1342/1342 1342 ± 0.00002492 6.461 6.29/6.573 6.343 ± 0.37
12 1342 1342/1342 1342 ± 0.00002492 6.574 6.271/6.682 6.478 ± 0.3926
13 1342 1342/1342 1342 ± 0.00002492 6.959 6.782/7.19 6.903 ± 0.4062
14 1342 1342/1342 1342 ± 0.00002498 7.154 6.88/7.304 7.029 ± 0.4464
15 1342 1342/1342 1342 ± 0.00002492 6.722 6.549/6.877 6.616 ± 0.4214
16 1342 1342/1342 1342 ± 0.00003474 6.058 5.861/6.404 6.045 ± 0.3758
17 1342 1342/1342 1342 ± 0.00003655 6.08 5.856/6.325 6.04 ± 0.3588
statwtmode
VLASS-SE
datacolumn
residual_data
vis
VLASS2.1.sb38539731.eb38565870.59072.39593302083_split_split.ms
overwrite_modelcol
False
output_dir
 
Start time
2025-01-29 22:06:55.759
End
2025-01-29 22:33:02.933
Duration
0:26:07.173
Note, WebLog generation is not included in the time.

CASA logs for stage 8