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

Statwt Summary Plot

VLASS3.2.sb45489670.eb46132517.60459.18880607639_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 5.723 5.592/6.628 5.915 ± 0.7378
ea02 1342 1342/1342 1342 ± 0 6.01 5.583/6.509 6.053 ± 0.7733
ea03 1342 1342/1342 1342 ± 0 6.107 5.452/6.758 6.024 ± 0.7452
ea04 1342 1342/1342 1342 ± 0.00002484 5.326 5.014/5.963 5.411 ± 0.6274
ea05 1342 1342/1342 1342 ± 0.00002168 5.613 5.26/6.381 5.745 ± 0.7517
ea06 1342 1342/1342 1342 ± 0 5.594 5.131/6.1 5.651 ± 0.6762
ea07 1342 1342/1342 1342 ± 0 5.719 5.12/6.191 5.675 ± 0.7989
ea08 1342 1342/1342 1342 ± 0 5.987 5.467/6.661 6.031 ± 0.7611
ea09 1342 1342/1342 1342 ± 0 5.602 5.146/6.277 5.651 ± 0.6571
ea10 1342 1342/1342 1342 ± 0 5.344 5.155/6.196 5.586 ± 0.6104
ea11 1342 1342/1342 1342 ± 0.00004417 5.568 4.992/6.412 5.573 ± 0.8586
ea12 1342 1342/1342 1342 ± 0.00003486 5.463 5.244/6.33 5.621 ± 0.6924
ea14 1342 1342/1342 1342 ± 0.000007769 5.73 5.519/6.526 5.936 ± 0.6503
ea15 1342 1342/1342 1342 ± 0.0000345 5.813 5.625/6.744 6.012 ± 0.841
ea16 1342 1342/1342 1342 ± 0.00000659 6.014 5.682/6.764 6.148 ± 0.7303
ea17 1342 1342/1342 1342 ± 0 6 5.677/7.093 6.189 ± 0.7315
ea18 1342 1342/1342 1342 ± 0 6.355 5.857/7.014 6.35 ± 0.7882
ea19 1342 1342/1342 1342 ± 0.00001524 5.606 5.388/6.663 5.854 ± 0.7519
ea20 1342 1342/1342 1342 ± 0 6.265 5.89/7.008 6.35 ± 0.7967
ea22 1342 1342/1342 1342 ± 0 5.616 5.25/6.22 5.658 ± 0.6046
ea23 1342 1342/1342 1342 ± 0 5.692 5.427/6.421 5.895 ± 0.7241
ea24 1342 1342/1342 1342 ± 0 6.128 5.238/6.568 5.898 ± 0.7753
ea25 1342 1342/1342 1342 ± 0.00000201 6.493 5.599/6.945 6.329 ± 0.8919
ea27 1342 1342/1342 1342 ± 0.000005109 5.612 5.427/6.543 5.802 ± 0.7215
ea28 1342 1342/1342 1342 ± 0 6.319 5.796/7.099 6.33 ± 0.8072
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 ± 0.00002398 5.459 5.274/5.683 5.498 ± 0.2762
3 1342 1342/1342 1342 ± 0.00002686 4.002 3.745/4.379 4.109 ± 0.4889
4 1342 1342/1342 1342 ± 0.00003665 4.626 4.4/4.816 4.62 ± 0.3099
5 1342 1342/1342 1342 ± 0.000024 5.469 5.198/5.757 5.467 ± 0.3162
6 1342 1342/1342 1342 ± 0.00002398 5.417 5.158/5.605 5.367 ± 0.2515
7 1342 1342/1342 1342 ± 0.00002398 5.436 5.249/5.631 5.435 ± 0.2565
8 1342 1342/1342 1342 ± 0.00002398 5.443 5.206/5.638 5.433 ± 0.2959
9 1342 1342/1342 1342 ± 0.00002398 5.725 5.521/5.935 5.723 ± 0.2924
10 1342 1342/1342 1342 ± 0.00002398 6.228 6.028/6.328 6.203 ± 0.2674
11 1342 1342/1342 1342 ± 0.00002398 6.478 6.158/6.587 6.442 ± 0.2846
12 1342 1342/1342 1342 ± 0.00002398 6.618 6.407/6.764 6.612 ± 0.329
13 1342 1342/1342 1342 ± 0.00002398 7.032 6.83/7.297 7.058 ± 0.3522
14 1342 1342/1342 1342 ± 0.00002402 6.87 6.592/7.228 6.927 ± 0.457
15 1342 1342/1342 1342 ± 0.00002398 6.843 6.536/7.075 6.804 ± 0.3379
16 1342 1342/1342 1342 ± 0.00004156 5.647 5.415/6.056 5.77 ± 0.4621
17 1342 1342/1342 1342 ± 0.00004397 5.699 5.546/6.087 5.797 ± 0.3779
statwtmode
VLASS-SE
overwrite_modelcol
False
output_dir
 
vis
VLASS3.2.sb45489670.eb46132517.60459.18880607639_split_split.ms
datacolumn
residual_data
Start time
2025-07-30 22:12:36.672
End
2025-07-30 22:46:48.734
Duration
0:34:12.062
Note, WebLog generation is not included in the time.

CASA logs for stage 8