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

Statwt Summary Plot

VLASS3.2.sb45665927.eb46086746.60447.529309328704_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 6.268 5.621/6.709 6.264 ± 0.6746
ea02 1342 1342/1342 1342 ± 0 6.359 5.589/6.594 6.292 ± 0.6419
ea03 1342 1342/1342 1342 ± 0 6.374 5.58/7.053 6.4 ± 0.7706
ea04 1342 1342/1342 1342 ± 0 5.715 5.172/6.166 5.747 ± 0.615
ea05 1342 1342/1342 1342 ± 0 6.2 5.376/6.813 6.118 ± 0.7124
ea06 1342 1342/1342 1342 ± 0 6.318 5.355/6.52 6.062 ± 0.6937
ea07 1342 1342/1342 1342 ± 0 6.266 5.396/6.609 6.143 ± 0.7804
ea08 1342 1342/1342 1342 ± 0 6.739 5.776/6.935 6.517 ± 0.6933
ea09 1342 1342/1342 1342 ± 0 5.733 5.169/6.505 5.875 ± 0.7102
ea10 1342 1342/1342 1342 ± 0 5.995 5.259/6.392 5.875 ± 0.6424
ea11 1342 1342/1342 1342 ± 0 5.823 5.441/6.62 5.982 ± 0.7275
ea12 1342 1342/1342 1342 ± 0 5.792 5.28/6.386 5.872 ± 0.6364
ea13 1342 1342/1342 1342 ± 0 6.211 5.561/6.348 6.04 ± 0.568
ea14 1342 1342/1342 1342 ± 0 6.31 5.611/6.666 6.226 ± 0.6232
ea15 1342 1342/1342 1342 ± 0 6.277 5.598/6.66 6.246 ± 0.7437
ea16 1342 1342/1342 1342 ± 0 6.4 5.886/6.935 6.499 ± 0.7139
ea17 1342 1342/1342 1342 ± 0 6.345 5.858/7.222 6.497 ± 0.7715
ea18 1342 1342/1342 1342 ± 0 6.568 5.885/7.226 6.535 ± 0.7209
ea19 1342 1342/1342 1342 ± 0 6.254 5.554/6.764 6.226 ± 0.665
ea20 1342 1342/1342 1342 ± 0 6.711 5.985/7.216 6.579 ± 0.732
ea21 1342 1342/1342 1342 ± 0 5.597 5.212/6.075 5.706 ± 0.5369
ea22 1342 1342/1342 1342 ± 0 6.317 5.615/6.675 6.177 ± 0.6621
ea23 1342 1342/1342 1342 ± 0 6.203 5.447/6.391 6.095 ± 0.7094
ea24 1342 1342/1342 1342 ± 0 6.343 5.374/6.784 6.052 ± 0.7551
ea25 1342 1342/1342 1342 ± 0 6.794 5.967/7.32 6.761 ± 0.833
ea27 1342 1342/1342 1342 ± 0 6.215 5.384/6.683 6.107 ± 0.7048
ea28 1342 1342/1342 1342 ± 0 6.528 5.859/7.111 6.484 ± 0.7127
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 ± 0.00002305 5.556 5.325/5.726 5.554 ± 0.2521
4 1342 1342/1342 1342 ± 0.00002317 5.413 5.186/5.595 5.412 ± 0.3162
5 1342 1342/1342 1342 ± 0.00002305 5.536 5.319/5.816 5.546 ± 0.2968
6 1342 1342/1342 1342 ± 0.00002305 5.402 5.022/5.543 5.352 ± 0.2928
7 1342 1342/1342 1342 ± 0.00002305 5.563 5.376/5.812 5.567 ± 0.2461
8 1342 1342/1342 1342 ± 0.00002305 5.557 5.319/5.703 5.538 ± 0.2772
9 1342 1342/1342 1342 ± 0.00002305 5.832 5.743/6.024 5.853 ± 0.2911
10 1342 1342/1342 1342 ± 0.00002305 6.33 6.253/6.395 6.316 ± 0.2615
11 1342 1342/1342 1342 ± 0.00002305 6.531 6.347/6.724 6.547 ± 0.2812
12 1342 1342/1342 1342 ± 0.00002305 6.673 6.403/6.935 6.691 ± 0.3299
13 1342 1342/1342 1342 ± 0.00002305 7.173 6.961/7.528 7.205 ± 0.3419
14 1342 1342/1342 1342 ± 0.00002305 7.437 7.175/7.656 7.419 ± 0.3378
15 1342 1342/1342 1342 ± 0.00002305 7.058 6.736/7.331 7.074 ± 0.3561
16 1342 1342/1342 1342 ± 0.00002305 6.514 6.206/6.805 6.488 ± 0.3675
17 1342 1342/1342 1342 ± 0.00002305 6.489 6.239/6.705 6.419 ± 0.3673
overwrite_modelcol
False
datacolumn
residual_data
vis
VLASS3.2.sb45665927.eb46086746.60447.529309328704_split_split.ms
output_dir
 
statwtmode
VLASS-SE
Start time
2025-07-29 06:39:29.072
End
2025-07-29 07:40:35.291
Duration
1:01:06.219
Note, WebLog generation is not included in the time.

CASA logs for stage 8