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 6.223 5.697/6.673 6.215 ± 0.7011
ea02 1342 1342/1342 1342 ± 0 6.321 5.618/6.493 6.247 ± 0.629
ea03 1342 1342/1342 1342 ± 0 6.227 5.48/6.819 6.257 ± 0.7591
ea04 1342 1342/1342 1342 ± 0 5.67 5.146/6.163 5.739 ± 0.5958
ea05 1342 1342/1342 1342 ± 0 6.066 5.412/6.747 6.037 ± 0.722
ea06 1342 1342/1342 1342 ± 0 6.134 5.125/6.327 5.863 ± 0.6833
ea07 1342 1342/1342 1342 ± 0 6.152 5.358/6.555 6.051 ± 0.7348
ea08 1342 1342/1342 1342 ± 0 6.677 5.719/6.886 6.459 ± 0.6951
ea09 1342 1342/1342 1342 ± 0 5.74 5.156/6.486 5.859 ± 0.6918
ea10 1342 1342/1342 1342 ± 0 5.911 5.238/6.326 5.827 ± 0.6242
ea11 1342 1342/1342 1342 ± 0 5.701 5.387/6.539 5.881 ± 0.7395
ea12 1342 1342/1342 1342 ± 0 5.782 5.268/6.39 5.829 ± 0.6592
ea13 1342 1342/1342 1342 ± 0 6.137 5.637/6.342 6.096 ± 0.5337
ea14 1342 1342/1342 1342 ± 0 6.273 5.609/6.551 6.168 ± 0.6384
ea15 1342 1342/1342 1342 ± 0 6.256 5.613/6.671 6.235 ± 0.7103
ea16 1342 1342/1342 1342 ± 0 6.241 5.817/6.797 6.362 ± 0.685
ea17 1342 1342/1342 1342 ± 0 6.312 5.835/7.142 6.398 ± 0.7793
ea18 1342 1342/1342 1342 ± 0 6.538 5.929/7.222 6.51 ± 0.7195
ea19 1342 1342/1342 1342 ± 0 6.21 5.487/6.717 6.136 ± 0.6998
ea20 1342 1342/1342 1342 ± 0 6.029 5.666/6.093 5.865 ± 0.4307
ea21 1342 1342/1342 1342 ± 0 5.561 5.116/5.938 5.583 ± 0.5283
ea22 1342 1342/1342 1342 ± 0 6.209 5.539/6.571 6.047 ± 0.6413
ea23 1342 1342/1342 1342 ± 0 6.16 5.491/6.332 6.074 ± 0.6728
ea24 1342 1342/1342 1342 ± 0 6.272 5.355/6.693 6.061 ± 0.685
ea25 1342 1342/1342 1342 ± 0 6.587 5.724/7.17 6.544 ± 0.8529
ea27 1342 1342/1342 1342 ± 0 5.982 5.302/6.399 5.891 ± 0.614
ea28 1342 1342/1342 1342 ± 0 6.519 5.784/7.07 6.474 ± 0.7162
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 ± 0.00002306 5.493 5.313/5.648 5.505 ± 0.2541
3 1342 1342/1342 1342 ± 0.00003253 4.658 4.225/5.023 4.696 ± 0.5014
4 1342 1342/1342 1342 ± 0.00002306 5.372 5.147/5.63 5.387 ± 0.2945
5 1342 1342/1342 1342 ± 0.00002306 5.436 5.164/5.746 5.483 ± 0.2983
6 1342 1342/1342 1342 ± 0.00002306 5.45 5.13/5.585 5.387 ± 0.2729
7 1342 1342/1342 1342 ± 0.00002306 5.534 5.39/5.755 5.551 ± 0.2427
8 1342 1342/1342 1342 ± 0.00002306 5.512 5.226/5.664 5.472 ± 0.2845
9 1342 1342/1342 1342 ± 0.00002306 5.757 5.639/5.97 5.79 ± 0.2886
10 1342 1342/1342 1342 ± 0.00002348 6.248 6.137/6.327 6.227 ± 0.2488
11 1342 1342/1342 1342 ± 0.00002348 6.477 6.229/6.607 6.442 ± 0.2662
12 1342 1342/1342 1342 ± 0.00002348 6.566 6.348/6.758 6.587 ± 0.3089
13 1342 1342/1342 1342 ± 0.00002348 7.068 6.763/7.318 7.06 ± 0.3251
14 1342 1342/1342 1342 ± 0.00002348 7.35 7.079/7.522 7.317 ± 0.3411
15 1342 1342/1342 1342 ± 0.00002348 6.994 6.738/7.287 7.006 ± 0.3407
16 1342 1342/1342 1342 ± 0.00002348 6.347 6.068/6.729 6.393 ± 0.3866
17 1342 1342/1342 1342 ± 0.00002348 6.374 6.161/6.604 6.351 ± 0.3662
output_dir
 
overwrite_modelcol
False
vis
VLASS3.2.sb45603243.eb46103640.60451.43735429399_split_split.ms
datacolumn
residual_data
statwtmode
VLASS-SE
Start time
2025-07-30 10:36:06.005
End
2025-07-30 11:54:53.164
Duration
1:18:47.160
Note, WebLog generation is not included in the time.

CASA logs for stage 8