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 5.94 5.459/6.272 5.935 ± 0.5719
ea02 1342 1342/1342 1342 ± 0.00002182 5.987 5.589/6.493 6.152 ± 0.6756
ea03 1342 1342/1342 1342 ± 0 6.229 5.44/6.695 6.151 ± 0.705
ea04 1342 1342/1342 1342 ± 0.00001303 5.691 5.318/6.169 5.732 ± 0.6026
ea05 1342 1342/1342 1342 ± 0.000007775 5.757 5.551/6.648 6.063 ± 0.6377
ea06 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea07 1342 1342/1342 1342 ± 0 5.921 5.334/6.305 5.997 ± 0.6573
ea08 1342 1342/1342 1342 ± 0 6.216 5.716/6.879 6.38 ± 0.6461
ea09 1342 1342/1342 1342 ± 0 5.934 5.171/6.441 5.881 ± 0.6671
ea10 1342 1342/1342 1342 ± 0 5.469 5.166/6.163 5.674 ± 0.5758
ea11 1342 1342/1342 1342 ± 0.00002123 5.505 5.125/6.203 5.636 ± 0.6614
ea12 1342 1342/1342 1342 ± 0.00002203 5.544 5.394/6.326 5.804 ± 0.5967
ea13 1342 1342/1342 1342 ± 0 6.174 5.504/6.304 6.051 ± 0.5633
ea14 1342 1342/1342 1342 ± 0 6.113 5.708/6.689 6.259 ± 0.5672
ea15 1342 1342/1342 1342 ± 0.00001486 6.192 5.438/6.52 6.109 ± 0.7216
ea16 1342 1342/1342 1342 ± 0 6.249 5.721/6.769 6.274 ± 0.6848
ea17 1342 1342/1342 1342 ± 0 6.104 5.783/7.144 6.275 ± 0.7643
ea18 1342 1342/1342 1342 ± 0 6.439 5.911/7.086 6.513 ± 0.634
ea19 1342 1342/1342 1342 ± 0.000006366 5.69 5.393/6.536 5.966 ± 0.6021
ea20 1342 1342/1342 1342 ± 0 6.093 5.352/6.429 5.973 ± 0.6092
ea21 1342 1342/1342 1342 ± 0 5.616 5.131/5.998 5.625 ± 0.5127
ea22 1342 1342/1342 1342 ± 0 6.254 5.849/7.039 6.446 ± 0.6727
ea23 1342 1342/1342 1342 ± 0 5.967 5.686/6.401 6.142 ± 0.6401
ea24 1342 1342/1342 1342 ± 0 6.078 5.271/6.453 5.905 ± 0.5914
ea25 1342 1342/1342 1342 ± 0 6.617 5.684/6.933 6.489 ± 0.8012
ea27 1342 1342/1342 1342 ± 0 5.855 5.479/6.559 6.006 ± 0.5807
ea28 1342 1342/1342 1342 ± 0 6.468 5.747/6.938 6.383 ± 0.6667
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 ± 0.00002348 5.496 5.376/5.583 5.474 ± 0.1928
5 1342 1342/1342 1342 ± 0.00003332 5.124 4.895/5.388 5.136 ± 0.3305
6 1342 1342/1342 1342 ± 0.00002348 5.349 5.171/5.627 5.363 ± 0.2839
7 1342 1342/1342 1342 ± 0.00002348 5.481 5.332/5.651 5.464 ± 0.2226
8 1342 1342/1342 1342 ± 0.00002348 5.387 5.225/5.612 5.412 ± 0.249
9 1342 1342/1342 1342 ± 0.00002348 5.695 5.544/5.968 5.733 ± 0.28
10 1342 1342/1342 1342 ± 0.00002348 6.132 6.039/6.343 6.171 ± 0.2457
11 1342 1342/1342 1342 ± 0.00002348 6.394 6.171/6.613 6.401 ± 0.2759
12 1342 1342/1342 1342 ± 0.00002348 6.485 6.301/6.76 6.55 ± 0.3097
13 1342 1342/1342 1342 ± 0.00002348 6.992 6.697/7.208 6.985 ± 0.3301
14 1342 1342/1342 1342 ± 0.00002348 7.142 6.908/7.387 7.149 ± 0.3325
15 1342 1342/1342 1342 ± 0.00002348 6.818 6.569/7.086 6.803 ± 0.3395
16 1342 1342/1342 1342 ± 0.00003105 6.053 5.641/6.305 6.002 ± 0.4073
17 1342 1342/1342 1342 ± 0.00002905 6.114 5.779/6.302 6.032 ± 0.3965
overwrite_modelcol
False
datacolumn
residual_data
vis
VLASS3.2.sb45478884.eb45758950.60430.75354622686_split_split.ms
statwtmode
VLASS-SE
output_dir
 
Start time
2025-07-18 11:51:26.063
End
2025-07-18 13:12:50.929
Duration
1:21:24.866
Note, WebLog generation is not included in the time.

CASA logs for stage 8