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

Statwt Summary Plot

VLASS2.1.sb38620321.eb38711360.59131.8760765162_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 5.623 5.33/6.07 5.763 ± 0.5433
ea02 1342 1342/1342 1342 ± 0 5.751 5.45/6.503 5.984 ± 0.6642
ea03 1342 1342/1342 1342 ± 0 5.405 4.823/5.995 5.455 ± 0.645
ea04 1342 1342/1342 1342 ± 0 5.528 5.182/6.154 5.706 ± 0.5745
ea05 1342 1342/1342 1342 ± 0 5.859 5.393/6.308 5.9 ± 0.5778
ea06 1342 1342/1342 1342 ± 0 5.202 4.937/5.647 5.284 ± 0.4345
ea07 1342 1342/1342 1342 ± 0 5.981 5.453/6.199 5.976 ± 0.5764
ea08 1342 1342/1342 1342 ± 0 5.873 5.639/6.742 6.19 ± 0.6916
ea09 1342 1342/1342 1342 ± 0 5.705 5.251/6.337 5.801 ± 0.6397
ea10 1342 1342/1342 1342 ± 0 5.912 5.323/6.588 5.94 ± 0.6653
ea11 1342 1342/1342 1342 ± 0 5.903 5.346/6.467 5.989 ± 0.6749
ea12 1342 1342/1342 1342 ± 0 5.764 5.33/6.32 5.911 ± 0.6139
ea13 1342 1342/1342 1342 ± 0 6.12 5.891/6.545 6.281 ± 0.5119
ea15 1342 1342/1342 1342 ± 0 6.053 5.498/6.499 6.098 ± 0.6664
ea16 1342 1342/1342 1342 ± 0 6.14 5.718/6.812 6.308 ± 0.7167
ea17 1342 1342/1342 1342 ± 0 6.237 5.856/6.804 6.375 ± 0.6926
ea18 1342 1342/1342 1342 ± 0 4.933 4.646/5.426 5.043 ± 0.5058
ea19 1342 1342/1342 1342 ± 0 5.892 5.474/6.439 6.023 ± 0.581
ea20 1342 1342/1342 1342 ± 0 5.833 5.503/6.494 5.973 ± 0.5981
ea21 1342 1342/1342 1342 ± 0 5.755 5.442/6.297 5.908 ± 0.5454
ea22 1342 1342/1342 1342 ± 0 5.506 5.255/6.362 5.784 ± 0.6484
ea23 1342 1342/1342 1342 ± 0 6.045 5.463/6.478 6.102 ± 0.6845
ea24 1342 1342/1342 1342 ± 0 5.628 5.459/6.614 5.889 ± 0.6687
ea25 1342 1342/1342 1342 ± 0.0000104 5.5 5.271/6.122 5.72 ± 0.5677
ea26 1342 1342/1342 1342 ± 0 6.107 5.712/6.784 6.273 ± 0.7141
ea27 1342 1342/1342 1342 ± 0.00002543 5.564 5.26/6.394 5.759 ± 0.6061
ea28 1342 1342/1342 1342 ± 0.000009966 5.481 5.274/6.249 5.706 ± 0.6422
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 ± 0.00002326 5.464 5.265/5.612 5.415 ± 0.2733
3 1342 1342/1342 1342 ± 0.00002326 5.149 4.918/5.396 5.166 ± 0.348
4 1342 1342/1342 1342 ± 0.0000237 5.264 5.063/5.471 5.268 ± 0.3602
5 1342 1342/1342 1342 ± 0.00002326 5.405 5.186/5.506 5.378 ± 0.3333
6 1342 1342/1342 1342 ± 0.00002348 5.395 5.214/5.515 5.356 ± 0.3058
7 1342 1342/1342 1342 ± 0.00002326 5.405 5.257/5.522 5.4 ± 0.2739
8 1342 1342/1342 1342 ± 0.00002326 5.335 5.155/5.566 5.339 ± 0.2998
9 1342 1342/1342 1342 ± 0.00002326 5.65 5.48/5.897 5.632 ± 0.3386
10 1342 1342/1342 1342 ± 0.00002326 6.103 5.916/6.256 6.061 ± 0.327
11 1342 1342/1342 1342 ± 0.00002326 6.378 6.118/6.498 6.288 ± 0.3292
12 1342 1342/1342 1342 ± 0.00002326 6.469 6.235/6.622 6.435 ± 0.3557
13 1342 1342/1342 1342 ± 0.00002326 6.879 6.692/6.975 6.85 ± 0.3696
14 1342 1342/1342 1342 ± 0.00002326 7.092 6.858/7.313 7.04 ± 0.4051
15 1342 1342/1342 1342 ± 0.00002326 6.714 6.515/6.996 6.677 ± 0.4055
16 1342 1342/1342 1342 ± 0.00002682 5.978 5.556/6.254 5.948 ± 0.4059
17 1342 1342/1342 1342 ± 0.00002911 5.935 5.745/6.281 5.983 ± 0.3605
vis
VLASS2.1.sb38620321.eb38711360.59131.8760765162_split_split.ms
datacolumn
residual_data
overwrite_modelcol
False
output_dir
 
statwtmode
VLASS-SE
Start time
2024-12-18 04:21:55.571
End
2024-12-18 05:17:09.460
Duration
0:55:13.889
Note, WebLog generation is not included in the time.

CASA logs for stage 8