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

Statwt Summary Plot

VLASS2.2.sb40493634.eb40941789.59520.06707907407_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 5.872 5.643/6.634 6.172 ± 0.6216
ea03 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea04 1342 1342/1342 1342 ± 0 5.829 5.307/6.619 5.967 ± 0.6752
ea06 1342 1342/1342 1342 ± 0 6.125 5.513/6.462 6.037 ± 0.5902
ea07 1342 1342/1342 1342 ± 0 6.162 5.534/6.455 6.112 ± 0.6276
ea08 1342 1342/1342 1342 ± 0.00002936 5.99 5.749/6.741 6.268 ± 0.6456
ea09 1342 1342/1342 1342 ± 0.00001643 5.947 5.438/6.749 6.075 ± 0.678
ea10 1342 1342/1342 1342 ± 0.000008896 6.063 5.539/6.811 6.198 ± 0.6445
ea11 1342 1342/1342 1342 ± 0 6.019 5.425/6.658 6.112 ± 0.6986
ea12 1342 1342/1342 1342 ± 0 6.216 5.611/6.712 6.242 ± 0.6764
ea13 1342 1342/1342 1342 ± 0.0000207 5.905 5.824/6.457 6.164 ± 0.5065
ea14 1342 1342/1342 1342 ± 0 6.563 5.83/6.935 6.481 ± 0.7085
ea15 1342 1342/1342 1342 ± 0 5.733 5.141/6.09 5.666 ± 0.6532
ea16 1342 1342/1342 1342 ± 0 6.448 5.768/6.875 6.449 ± 0.7609
ea17 1342 1342/1342 1342 ± 0 6.604 5.95/7.354 6.652 ± 0.7147
ea18 1342 1342/1342 1342 ± 0 5.104 4.707/5.517 5.111 ± 0.5446
ea19 1342 1342/1342 1342 ± 0 6.565 5.831/7.111 6.504 ± 0.7311
ea20 1342 1342/1342 1342 ± 0 6.056 5.79/6.927 6.317 ± 0.6184
ea21 1342 1342/1342 1342 ± 0 6.182 5.576/6.625 6.167 ± 0.6334
ea22 1342 1342/1342 1342 ± 0 6.261 5.649/6.714 6.179 ± 0.6554
ea23 1342 1342/1342 1342 ± 0 6.139 5.719/6.823 6.31 ± 0.7108
ea24 1342 1342/1342 1342 ± 0 5.538 5.006/6.232 5.575 ± 0.6315
ea26 1342 1342/1342 1342 ± 0.000002267 6.199 5.794/7.013 6.357 ± 0.6913
ea27 1342 1342/1342 1342 ± 0.00001563 6.083 5.622/7.067 6.26 ± 0.7495
ea28 1342 1342/1342 1342 ± 0.00001363 6.075 5.778/6.991 6.413 ± 0.7429
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 ± 0.00002441 5.559 5.47/5.749 5.556 ± 0.3094
4 1342 1342/1342 1342 ± 0.00003157 5.3 5.086/5.426 5.138 ± 0.4201
5 1342 1342/1342 1342 ± 0.00002441 5.628 5.331/5.777 5.528 ± 0.338
6 1342 1342/1342 1342 ± 0.00002441 5.59 5.344/5.703 5.498 ± 0.2835
7 1342 1342/1342 1342 ± 0.00002441 5.592 5.463/5.789 5.565 ± 0.2852
8 1342 1342/1342 1342 ± 0.00002441 5.527 5.423/5.785 5.505 ± 0.3231
9 1342 1342/1342 1342 ± 0.00002441 5.906 5.698/6.031 5.805 ± 0.3269
10 1342 1342/1342 1342 ± 0.00002441 6.346 6.224/6.461 6.265 ± 0.3351
11 1342 1342/1342 1342 ± 0.00002441 6.556 6.418/6.749 6.506 ± 0.3469
12 1342 1342/1342 1342 ± 0.00002441 6.715 6.428/6.917 6.664 ± 0.3799
13 1342 1342/1342 1342 ± 0.00002441 7.143 6.942/7.45 7.132 ± 0.413
14 1342 1342/1342 1342 ± 0.00002441 7.372 7.201/7.613 7.343 ± 0.4025
15 1342 1342/1342 1342 ± 0.00002441 6.999 6.813/7.348 6.979 ± 0.4072
16 1342 1342/1342 1342 ± 0.00002441 6.263 6.019/6.431 6.245 ± 0.3884
17 1342 1342/1342 1342 ± 0.00004078 6.094 5.923/6.405 6.161 ± 0.3935
overwrite_modelcol
False
datacolumn
residual_data
statwtmode
VLASS-SE
vis
VLASS2.2.sb40493634.eb40941789.59520.06707907407_split_split.ms
output_dir
 
Start time
2025-04-19 19:47:18.681
End
2025-04-19 20:52:41.084
Duration
1:05:22.402
Note, WebLog generation is not included in the time.

CASA logs for stage 8