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

Statwt Summary Plot

VLASS3.2.sb45603243.eb46103640.60451.43735429399_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 5.997 5.657/6.625 6.122 ± 0.6954
ea02 1342 1342/1342 1342 ± 0 6.298 5.581/6.48 6.221 ± 0.6143
ea03 1342 1342/1342 1342 ± 0 6.205 5.457/6.85 6.231 ± 0.7637
ea04 1342 1342/1342 1342 ± 0 5.623 5.038/6.041 5.615 ± 0.5911
ea05 1342 1342/1342 1342 ± 0 5.897 5.388/6.572 5.958 ± 0.7475
ea06 1342 1342/1342 1342 ± 0 6.127 5.137/6.302 5.855 ± 0.6766
ea07 1342 1342/1342 1342 ± 0 5.91 5.324/6.452 5.965 ± 0.7355
ea08 1342 1342/1342 1342 ± 0 6.503 5.729/6.889 6.457 ± 0.7036
ea09 1342 1342/1342 1342 ± 0 5.721 5.193/6.454 5.81 ± 0.6402
ea10 1342 1342/1342 1342 ± 0 5.74 5.259/6.249 5.683 ± 0.8162
ea11 1342 1342/1342 1342 ± 0 5.66 5.29/6.553 5.822 ± 0.7605
ea12 1342 1342/1342 1342 ± 0 5.663 5.267/6.186 5.751 ± 0.7151
ea13 1342 1342/1342 1342 ± 0 6.072 5.634/6.402 6.084 ± 0.5182
ea14 1342 1342/1342 1342 ± 0 6.071 5.56/6.526 6.05 ± 0.7426
ea15 1342 1342/1342 1342 ± 0 6.212 5.585/6.632 6.187 ± 0.6818
ea16 1342 1342/1342 1342 ± 0 6.234 5.776/6.728 6.313 ± 0.6788
ea17 1342 1342/1342 1342 ± 0 6.15 5.77/6.924 6.312 ± 0.8247
ea18 1342 1342/1342 1342 ± 0 6.344 5.882/6.983 6.45 ± 0.7055
ea19 1342 1342/1342 1342 ± 0 5.985 5.489/6.554 6.058 ± 0.7437
ea20 1342 1342/1342 1342 ± 0 5.974 5.784/6.084 5.825 ± 0.4371
ea21 1342 1342/1342 1342 ± 0 5.466 5.065/5.876 5.52 ± 0.5051
ea22 1342 1342/1342 1342 ± 0 5.971 5.479/6.388 5.985 ± 0.6594
ea23 1342 1342/1342 1342 ± 0 6.172 5.442/6.333 6.042 ± 0.6508
ea24 1342 1342/1342 1342 ± 0 6.269 5.355/6.736 6.051 ± 0.6946
ea25 1342 1342/1342 1342 ± 0 6.607 5.766/7.188 6.56 ± 0.8498
ea27 1342 1342/1342 1342 ± 0 6.013 5.386/6.439 5.92 ± 0.5966
ea28 1342 1342/1342 1342 ± 0 6.485 5.752/7.084 6.427 ± 0.6864
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 ± 0.00002307 5.476 5.305/5.664 5.502 ± 0.2589
3 1342 1342/1342 1342 ± 0.00003255 4.616 4.398/4.971 4.704 ± 0.6187
4 1342 1342/1342 1342 ± 0.00002307 5.294 5.099/5.586 5.354 ± 0.305
5 1342 1342/1342 1342 ± 0.00002307 5.398 5.194/5.701 5.469 ± 0.3014
6 1342 1342/1342 1342 ± 0.00002307 5.461 5.186/5.631 5.42 ± 0.2735
7 1342 1342/1342 1342 ± 0.00002307 5.512 5.376/5.707 5.523 ± 0.2471
8 1342 1342/1342 1342 ± 0.00002307 5.483 5.214/5.625 5.456 ± 0.288
9 1342 1342/1342 1342 ± 0.00002307 5.769 5.632/5.967 5.779 ± 0.2966
10 1342 1342/1342 1342 ± 0.0000235 6.228 6.128/6.344 6.221 ± 0.2573
11 1342 1342/1342 1342 ± 0.0000235 6.476 6.251/6.632 6.438 ± 0.2743
12 1342 1342/1342 1342 ± 0.0000235 6.562 6.357/6.773 6.583 ± 0.3247
13 1342 1342/1342 1342 ± 0.0000235 7.019 6.765/7.293 7.035 ± 0.3355
14 1342 1342/1342 1342 ± 0.0000235 7.277 7.019/7.459 7.241 ± 0.3578
15 1342 1342/1342 1342 ± 0.0000235 6.961 6.665/7.225 6.959 ± 0.3588
16 1342 1342/1342 1342 ± 0.0000235 6.334 6.042/6.685 6.343 ± 0.3902
17 1342 1342/1342 1342 ± 0.0000235 6.279 6.085/6.513 6.293 ± 0.3702
datacolumn
residual_data
statwtmode
VLASS-SE
overwrite_modelcol
False
output_dir
 
vis
VLASS3.2.sb45603243.eb46103640.60451.43735429399_split_split.ms
Start time
2025-07-30 08:01:17.209
End
2025-07-30 08:56:32.549
Duration
0:55:15.340
Note, WebLog generation is not included in the time.

CASA logs for stage 8