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

Statwt Summary Plot

VLASS3.2.sb45483556.eb45792768.60431.950518831014_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 5.654 5.388/6.181 5.762 ± 0.5309
ea02 1342 1342/1342 1342 ± 0 6.289 5.726/6.515 6.289 ± 0.6029
ea03 1342 1342/1342 1342 ± 0 6.363 5.485/6.793 6.257 ± 0.708
ea04 1342 1342/1342 1342 ± 0.00002919 5.67 5.308/6.202 5.78 ± 0.5567
ea05 1342 1342/1342 1342 ± 0.000028 5.717 5.436/6.64 5.978 ± 0.6519
ea06 1342 1342/1342 1342 ± 0 6.081 5.134/6.2 5.838 ± 0.6321
ea07 1342 1342/1342 1342 ± 0 6.136 5.302/6.365 6.008 ± 0.7097
ea08 1342 1342/1342 1342 ± 0 6.453 5.737/6.947 6.464 ± 0.6628
ea09 1342 1342/1342 1342 ± 0.000004899 5.631 5.203/6.472 5.756 ± 0.6519
ea10 1342 1342/1342 1342 ± 0 5.545 5.204/6.152 5.637 ± 0.5643
ea11 1342 1342/1342 1342 ± 0.00004145 5.387 5.092/6.256 5.649 ± 0.6513
ea12 1342 1342/1342 1342 ± 0.00002712 5.629 5.434/6.367 5.888 ± 0.5736
ea13 1342 1342/1342 1342 ± 0 5.973 5.687/6.552 6.11 ± 0.6643
ea14 1342 1342/1342 1342 ± 0.000001796 5.944 5.667/6.696 6.207 ± 0.5883
ea15 1342 1342/1342 1342 ± 0.00003678 5.881 5.586/6.705 6.143 ± 0.7188
ea17 1342 1342/1342 1342 ± 0 6.304 5.855/7.141 6.416 ± 0.6916
ea18 1342 1342/1342 1342 ± 0 6.574 5.923/7.214 6.515 ± 0.703
ea19 1342 1342/1342 1342 ± 0.00001924 5.98 5.459/6.575 6.066 ± 0.5966
ea20 1342 1342/1342 1342 ± 0 5.904 5.687/6.813 6.148 ± 0.638
ea21 1342 1342/1342 1342 ± 0 5.441 5.082/5.959 5.569 ± 0.5158
ea22 1342 1342/1342 1342 ± 0 6.632 6.1/7.067 6.64 ± 0.651
ea23 1342 1342/1342 1342 ± 0 5.798 5.465/6.348 5.998 ± 0.6505
ea24 1342 1342/1342 1342 ± 0 6.046 5.418/6.722 6.012 ± 0.6583
ea25 1342 1342/1342 1342 ± 0 6.604 5.725/6.99 6.539 ± 0.8001
ea28 1342 1342/1342 1342 ± 0 6.118 5.757/7.083 6.353 ± 0.6647
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 ± 0.00002407 5.604 5.35/5.732 5.54 ± 0.2825
4 1342 1342/1342 1342 ± 0.00002923 5.096 4.966/5.36 5.175 ± 0.3293
5 1342 1342/1342 1342 ± 0.00002407 5.435 5.278/5.648 5.478 ± 0.2944
6 1342 1342/1342 1342 ± 0.00002407 5.447 5.228/5.684 5.434 ± 0.2906
7 1342 1342/1342 1342 ± 0.00002407 5.511 5.394/5.699 5.507 ± 0.2593
8 1342 1342/1342 1342 ± 0.00002407 5.481 5.266/5.667 5.45 ± 0.2758
9 1342 1342/1342 1342 ± 0.00002407 5.72 5.581/5.989 5.767 ± 0.2976
10 1342 1342/1342 1342 ± 0.00002393 6.24 6.074/6.434 6.233 ± 0.2762
11 1342 1342/1342 1342 ± 0.00002393 6.472 6.198/6.652 6.445 ± 0.3049
12 1342 1342/1342 1342 ± 0.00002393 6.575 6.346/6.819 6.593 ± 0.3447
13 1342 1342/1342 1342 ± 0.00002393 7.108 6.739/7.342 7.048 ± 0.3535
14 1342 1342/1342 1342 ± 0.00002393 7.227 6.948/7.462 7.196 ± 0.3916
15 1342 1342/1342 1342 ± 0.00002393 6.905 6.628/7.179 6.89 ± 0.3707
16 1342 1342/1342 1342 ± 0.00004077 5.976 5.722/6.456 6.073 ± 0.4491
17 1342 1342/1342 1342 ± 0.00004905 5.956 5.677/6.29 5.96 ± 0.429
datacolumn
residual_data
overwrite_modelcol
False
statwtmode
VLASS-SE
vis
VLASS3.2.sb45483556.eb45792768.60431.950518831014_split_split.ms
output_dir
 
Start time
2025-07-19 05:23:28.779
End
2025-07-19 06:08:57.490
Duration
0:45:28.711
Note, WebLog generation is not included in the time.

CASA logs for stage 8