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

Statwt Summary Plot

VLASS3.2.sb45459544.eb46165741.60472.10038270833_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 5.421 5.095/6.146 5.377 ± 1.033
ea02 1342 1342/1342 1342 ± 0.00002691 5.592 5.183/6.332 5.505 ± 0.9985
ea03 1342 1342/1342 1342 ± 0.000008584 5.217 5.117/6.608 5.695 ± 0.8664
ea04 1342 1342/1342 1342 ± 0.00004804 5.092 4.842/5.996 5.148 ± 0.8137
ea05 1342 1342/1342 1342 ± 0.0000525 5.212 4.985/6.337 5.301 ± 1.04
ea06 1342 1342/1342 1342 ± 0.0000212 4.859 4.705/5.894 5.273 ± 0.7602
ea07 1342 1342/1342 1342 ± 0.00003922 5.11 4.855/6.207 5.303 ± 1.038
ea08 1342 1342/1342 1342 ± 0.0000125 5.745 5.36/6.666 5.793 ± 0.9812
ea09 1342 1342/1342 1342 ± 0.00004838 4.925 4.656/5.869 5.019 ± 0.822
ea10 1342 1342/1342 1342 ± 0.00005179 4.901 4.544/5.989 4.99 ± 0.9209
ea11 1342 1342/1342 1342 ± 0.00005062 5.156 4.429/6.171 5.123 ± 0.9745
ea12 1342 1342/1342 1342 ± 0.00004811 5.075 4.833/5.855 5.108 ± 0.8626
ea14 1342 1342/1342 1342 ± 0.00005238 5.367 5.09/6.403 5.434 ± 0.9514
ea15 1342 1342/1342 1342 ± 0.00005304 5.442 4.989/6.513 5.475 ± 1.065
ea16 1342 1342/1342 1342 ± 0.00002015 5.644 4.885/6.565 5.662 ± 0.9905
ea17 1342 1342/1342 1342 ± 0.00004813 5.544 5.112/6.44 5.543 ± 1.041
ea18 1342 1342/1342 1342 ± 0.000008777 5.646 5.318/6.667 5.723 ± 1.02
ea19 1342 1342/1342 1342 ± 0.00004334 5.189 4.972/6.24 5.375 ± 0.8934
ea20 1342 1342/1342 1342 ± 0.00004808 5.768 5.415/6.786 5.709 ± 1.074
ea21 1342 1342/1342 1342 ± 0.000009321 5.042 4.857/5.84 5.251 ± 0.6972
ea22 1342 1342/1342 1342 ± 0.00001945 5.522 5.037/6.363 5.454 ± 1
ea23 1342 1342/1342 1342 ± 0.00005285 5.452 4.962/6.253 5.399 ± 0.9739
ea24 1342 1342/1342 1342 ± 0.000012 5.057 4.924/6.232 5.456 ± 0.7921
ea25 1342 1342/1342 1342 ± 0.00001023 5.465 5.316/6.811 5.94 ± 1.009
ea27 1342 1342/1342 1342 ± 0.00001817 5.15 4.927/6.272 5.376 ± 0.8439
ea28 1342 1342/1342 1342 ± 0.00001855 5.538 5.408/6.653 5.738 ± 0.935
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 5.078 4.898/5.196 5.066 ± 0.2625
4 1342 1342/1342 1342 ± 0.00005966 3.492 3.351/3.709 3.513 ± 0.2411
5 1342 1342/1342 1342 ± 0.00002382 5.069 4.913/5.411 5.139 ± 0.3261
6 1342 1342/1342 1342 ± 0.00002348 5.097 4.865/5.366 5.113 ± 0.275
7 1342 1342/1342 1342 ± 0.00002348 5.191 4.979/5.367 5.163 ± 0.2554
8 1342 1342/1342 1342 ± 0.00002348 5.166 4.976/5.427 5.185 ± 0.288
9 1342 1342/1342 1342 ± 0.00002348 5.475 5.285/5.727 5.496 ± 0.306
10 1342 1342/1342 1342 ± 0.00002348 6.047 5.818/6.182 6.014 ± 0.2772
11 1342 1342/1342 1342 ± 0.00002348 6.324 6.137/6.444 6.299 ± 0.2758
12 1342 1342/1342 1342 ± 0.00002348 6.496 6.192/6.609 6.458 ± 0.3137
13 1342 1342/1342 1342 ± 0.00002375 6.8 6.413/7.089 6.755 ± 0.3514
14 1342 1342/1342 1342 ± 0.00005075 5.822 5.498/6.251 5.935 ± 0.6217
15 1342 1342/1342 1342 ± 0.00002348 6.703 6.3/6.979 6.637 ± 0.3662
16 1342 1342/1342 1342 ± 0.00006027 3.977 3.762/4.436 4.117 ± 0.4478
17 1342 1342/1342 1342 ± 0.00006098 4.096 3.904/4.43 4.188 ± 0.3864
vis
VLASS3.2.sb45459544.eb46165741.60472.10038270833_split_split.ms
datacolumn
residual_data
output_dir
 
overwrite_modelcol
False
statwtmode
VLASS-SE
Start time
2025-07-23 00:02:12.256
End
2025-07-23 01:03:49.580
Duration
1:01:37.325
Note, WebLog generation is not included in the time.

CASA logs for stage 8