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

Statwt Summary Plot

VLASS3.2.sb45478884.eb45758950.60430.75354622686_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 5.886 5.466/6.331 5.901 ± 0.5612
ea02 1342 1342/1342 1342 ± 0.00002375 5.989 5.624/6.535 6.156 ± 0.704
ea03 1342 1342/1342 1342 ± 0 6.204 5.444/6.696 6.129 ± 0.7114
ea04 1342 1342/1342 1342 ± 0.00002914 5.62 5.32/6.233 5.722 ± 0.6101
ea05 1342 1342/1342 1342 ± 0.000028 5.715 5.418/6.636 6.058 ± 0.6423
ea06 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea07 1342 1342/1342 1342 ± 0 5.689 5.378/6.316 5.998 ± 0.6555
ea08 1342 1342/1342 1342 ± 0 6.163 5.658/6.849 6.327 ± 0.6659
ea09 1342 1342/1342 1342 ± 0.000008033 5.895 5.203/6.4 5.858 ± 0.6484
ea10 1342 1342/1342 1342 ± 0 5.509 5.122/6.146 5.632 ± 0.5846
ea11 1342 1342/1342 1342 ± 0.00003564 5.483 5.061/6.112 5.586 ± 0.6507
ea12 1342 1342/1342 1342 ± 0.00003213 5.567 5.36/6.446 5.808 ± 0.653
ea13 1342 1342/1342 1342 ± 0 6.242 5.517/6.312 6.067 ± 0.5652
ea14 1342 1342/1342 1342 ± 0.000001355 6.044 5.673/6.616 6.19 ± 0.558
ea15 1342 1342/1342 1342 ± 0.00002818 6.088 5.454/6.492 6.077 ± 0.7005
ea16 1342 1342/1342 1342 ± 0 6.255 5.678/6.761 6.268 ± 0.6817
ea17 1342 1342/1342 1342 ± 0 5.995 5.752/7.027 6.244 ± 0.7581
ea18 1342 1342/1342 1342 ± 0 6.197 5.953/7.062 6.451 ± 0.6476
ea19 1342 1342/1342 1342 ± 0.0000128 5.603 5.395/6.525 5.935 ± 0.601
ea20 1342 1342/1342 1342 ± 0 6.22 5.487/6.557 6.097 ± 0.6127
ea21 1342 1342/1342 1342 ± 0 5.649 5.151/5.985 5.636 ± 0.4893
ea22 1342 1342/1342 1342 ± 0 6.608 5.854/7.093 6.456 ± 0.6831
ea23 1342 1342/1342 1342 ± 0 5.996 5.543/6.429 6.141 ± 0.6348
ea24 1342 1342/1342 1342 ± 0 6.083 5.262/6.476 5.909 ± 0.5888
ea25 1342 1342/1342 1342 ± 0 6.609 5.694/6.94 6.483 ± 0.7886
ea27 1342 1342/1342 1342 ± 0 5.68 5.475/6.511 5.997 ± 0.5765
ea28 1342 1342/1342 1342 ± 0 6.437 5.781/6.957 6.387 ± 0.6539
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 ± 0.00002365 5.539 5.377/5.664 5.523 ± 0.213
5 1342 1342/1342 1342 ± 0.00003438 5.135 4.869/5.45 5.141 ± 0.3544
6 1342 1342/1342 1342 ± 0.00002595 5.417 5.187/5.576 5.398 ± 0.273
7 1342 1342/1342 1342 ± 0.00002365 5.476 5.328/5.673 5.467 ± 0.2315
8 1342 1342/1342 1342 ± 0.00002352 5.397 5.247/5.634 5.419 ± 0.2534
9 1342 1342/1342 1342 ± 0.00002365 5.69 5.568/5.992 5.741 ± 0.277
10 1342 1342/1342 1342 ± 0.00002352 6.171 6.023/6.354 6.172 ± 0.2499
11 1342 1342/1342 1342 ± 0.00002352 6.337 6.175/6.597 6.4 ± 0.2672
12 1342 1342/1342 1342 ± 0.00002352 6.539 6.331/6.75 6.565 ± 0.3086
13 1342 1342/1342 1342 ± 0.00002352 7.005 6.744/7.222 6.985 ± 0.3193
14 1342 1342/1342 1342 ± 0.00002352 7.19 6.907/7.415 7.14 ± 0.3385
15 1342 1342/1342 1342 ± 0.00002352 6.781 6.514/7.042 6.746 ± 0.3417
16 1342 1342/1342 1342 ± 0.00004221 5.78 5.423/6.165 5.807 ± 0.465
17 1342 1342/1342 1342 ± 0.00003973 5.792 5.57/6.262 5.874 ± 0.4391
output_dir
 
vis
VLASS3.2.sb45478884.eb45758950.60430.75354622686_split_split.ms
datacolumn
residual_data
statwtmode
VLASS-SE
overwrite_modelcol
False
Start time
2025-07-18 06:32:44.820
End
2025-07-18 07:25:02.299
Duration
0:52:17.479
Note, WebLog generation is not included in the time.

CASA logs for stage 8