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 6.234 5.644/6.699 6.21 ± 0.6959
ea02 1342 1342/1342 1342 ± 0 6.274 5.556/6.496 6.226 ± 0.6398
ea03 1342 1342/1342 1342 ± 0 6.208 5.421/6.817 6.232 ± 0.7763
ea04 1342 1342/1342 1342 ± 0 5.675 5.123/6.17 5.732 ± 0.6004
ea05 1342 1342/1342 1342 ± 0 6.043 5.398/6.753 6.032 ± 0.7205
ea06 1342 1342/1342 1342 ± 0 6.136 5.141/6.346 5.867 ± 0.6908
ea07 1342 1342/1342 1342 ± 0 6.164 5.331/6.544 6.034 ± 0.7445
ea08 1342 1342/1342 1342 ± 0 6.705 5.731/6.86 6.458 ± 0.6971
ea09 1342 1342/1342 1342 ± 0 5.719 5.141/6.495 5.842 ± 0.6986
ea10 1342 1342/1342 1342 ± 0 5.902 5.243/6.312 5.817 ± 0.6215
ea11 1342 1342/1342 1342 ± 0 5.709 5.344/6.54 5.868 ± 0.7592
ea12 1342 1342/1342 1342 ± 0 5.792 5.257/6.37 5.817 ± 0.6623
ea13 1342 1342/1342 1342 ± 0 6.106 5.603/6.343 6.075 ± 0.5369
ea14 1342 1342/1342 1342 ± 0 6.278 5.561/6.544 6.151 ± 0.6461
ea15 1342 1342/1342 1342 ± 0 6.234 5.57/6.655 6.206 ± 0.7166
ea16 1342 1342/1342 1342 ± 0 6.207 5.798/6.774 6.348 ± 0.6836
ea17 1342 1342/1342 1342 ± 0 6.318 5.817/7.133 6.388 ± 0.7917
ea18 1342 1342/1342 1342 ± 0 6.528 5.877/7.212 6.488 ± 0.7289
ea19 1342 1342/1342 1342 ± 0 6.219 5.446/6.716 6.127 ± 0.703
ea20 1342 1342/1342 1342 ± 0 5.958 5.688/6.06 5.833 ± 0.4214
ea21 1342 1342/1342 1342 ± 0 5.554 5.068/5.942 5.563 ± 0.5433
ea22 1342 1342/1342 1342 ± 0 6.18 5.497/6.585 6.037 ± 0.6478
ea23 1342 1342/1342 1342 ± 0 6.169 5.426/6.333 6.061 ± 0.687
ea24 1342 1342/1342 1342 ± 0 6.293 5.415/6.703 6.06 ± 0.6864
ea25 1342 1342/1342 1342 ± 0 6.586 5.726/7.162 6.549 ± 0.8477
ea27 1342 1342/1342 1342 ± 0 5.981 5.301/6.379 5.887 ± 0.6158
ea28 1342 1342/1342 1342 ± 0 6.506 5.745/7.089 6.464 ± 0.7125
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 5.46 5.32/5.63 5.494 ± 0.2554
3 1342 1342/1342 1342 ± 0.00003253 4.516 4.287/4.947 4.725 ± 0.536
4 1342 1342/1342 1342 ± 0.00002306 5.31 5.111/5.56 5.357 ± 0.2932
5 1342 1342/1342 1342 ± 0.00002306 5.418 5.149/5.734 5.474 ± 0.2985
6 1342 1342/1342 1342 ± 0.00002306 5.41 5.109/5.599 5.375 ± 0.2751
7 1342 1342/1342 1342 ± 0.00002306 5.501 5.345/5.74 5.522 ± 0.2412
8 1342 1342/1342 1342 ± 0.00002306 5.484 5.204/5.66 5.444 ± 0.2809
9 1342 1342/1342 1342 ± 0.00002306 5.745 5.633/5.968 5.776 ± 0.2904
10 1342 1342/1342 1342 ± 0.00002348 6.232 6.136/6.32 6.219 ± 0.2473
11 1342 1342/1342 1342 ± 0.00002348 6.418 6.242/6.62 6.436 ± 0.2598
12 1342 1342/1342 1342 ± 0.00002348 6.563 6.347/6.772 6.589 ± 0.3127
13 1342 1342/1342 1342 ± 0.00002348 7.019 6.767/7.318 7.06 ± 0.3233
14 1342 1342/1342 1342 ± 0.00002348 7.345 7.073/7.503 7.31 ± 0.3386
15 1342 1342/1342 1342 ± 0.00002348 6.992 6.717/7.279 6.997 ± 0.3451
16 1342 1342/1342 1342 ± 0.00002348 6.36 6.055/6.705 6.382 ± 0.3827
17 1342 1342/1342 1342 ± 0.00002348 6.335 6.121/6.627 6.342 ± 0.3653
datacolumn
residual_data
output_dir
 
vis
VLASS3.2.sb45603243.eb46103640.60451.43735429399_split_split.ms
overwrite_modelcol
False
statwtmode
VLASS-SE
Start time
2025-07-30 09:38:03.217
End
2025-07-30 10:54:25.053
Duration
1:16:21.836
Note, WebLog generation is not included in the time.

CASA logs for stage 8