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

Statwt Summary Plot

VLASS2.1.sb38447583.eb38589602.59083.73025677083_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 4.288 4.102/4.481 4.191 ± 0.3743
ea02 1342 1342/1342 1342 ± 0.00006085 4.528 4.277/4.678 4.362 ± 0.4548
ea04 1342 1342/1342 1342 ± 0.00001303 4.362 4.248/4.742 4.397 ± 0.4059
ea05 1342 1342/1342 1342 ± 0.00000157 5.225 4.946/6.218 5.448 ± 0.7444
ea06 1342 1342/1342 1342 ± 0.00001034 4.167 4.061/4.561 4.336 ± 0.4484
ea07 1342 1342/1342 1342 ± 0.00003523 5.225 4.722/5.527 5.099 ± 0.6427
ea08 1342 1342/1342 1342 ± 0.00003921 5.147 4.842/5.661 5.062 ± 0.7279
ea09 1342 1342/1342 1342 ± 0.00003424 4.923 4.626/5.551 4.967 ± 0.6788
ea10 1342 1342/1342 1342 ± 0.00003996 4.849 4.601/5.621 4.935 ± 0.6721
ea11 1342 1342/1342 1342 ± 0.00002964 4.221 4.119/4.488 4.221 ± 0.3359
ea12 1342 1342/1342 1342 ± 0.00002499 4.87 4.65/5.447 4.906 ± 0.6455
ea13 1342 1342/1342 1342 ± 0.00002147 5.152 4.936/5.322 4.997 ± 0.5203
ea14 1342 1342/1342 1342 ± 0.000008405 4.725 4.512/5.15 4.752 ± 0.4632
ea15 1342 1342/1342 1342 ± 0.00001147 4.94 4.626/5.718 5.088 ± 0.7475
ea16 1342 1342/1342 1342 ± 0.000009457 5.311 5.034/6.056 5.423 ± 0.717
ea17 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea18 1342 1342/1342 1342 ± 0.00003663 4.458 4.207/4.705 4.365 ± 0.4479
ea19 1342 1342/1342 1342 ± 0.000005868 5.358 5.171/6.301 5.564 ± 0.7185
ea20 1342 1342/1342 1342 ± 0.00002985 4.384 4.252/4.677 4.42 ± 0.686
ea21 1342 1342/1342 1342 ± 0.000007515 4.965 4.868/5.675 5.13 ± 0.6029
ea22 1342 1342/1342 1342 ± 0.00003806 5.048 4.632/5.707 5.035 ± 0.6996
ea23 1342 1342/1342 1342 ± 0.00002664 4.895 4.585/5.324 4.88 ± 0.544
ea25 1342 1342/1342 1342 ± 0.00003688 4.302 4.178/4.518 4.238 ± 0.4035
ea26 1342 1342/1342 1342 ± 0.00002956 5.306 5.115/6.051 5.34 ± 0.7682
ea27 1342 1342/1342 1342 ± 0.00004087 4.835 4.552/5.498 4.869 ± 0.611
ea28 1342 1342/1342 1342 ± 0.00003344 4.369 4.252/4.644 4.345 ± 0.3694
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 ± 0.00002466 4.915 4.62/5.199 4.921 ± 0.3035
3 1342 1342/1342 1342 ± 0.00002678 4.387 4.022/4.794 4.399 ± 0.4356
5 1342 1342/1342 1342 ± 0.00002497 4.664 4.406/5.041 4.703 ± 0.3438
6 1342 1342/1342 1342 ± 0.00002466 4.767 4.252/4.984 4.649 ± 0.3846
7 1342 1342/1342 1342 ± 0.00002466 4.761 4.328/4.925 4.668 ± 0.3554
8 1342 1342/1342 1342 ± 0.00002466 4.676 4.256/4.889 4.6 ± 0.3574
9 1342 1342/1342 1342 ± 0.00002466 4.865 4.327/5.138 4.779 ± 0.4217
10 1342 1342/1342 1342 ± 0.00002466 5.181 4.519/5.475 5.071 ± 0.4687
11 1342 1342/1342 1342 ± 0.00002466 5.361 4.681/5.701 5.257 ± 0.5228
12 1342 1342/1342 1342 ± 0.00002466 5.515 4.734/5.727 5.337 ± 0.5745
13 1342 1342/1342 1342 ± 0.00002466 5.693 4.764/5.986 5.53 ± 0.677
14 1342 1342/1342 1342 ± 0.00002708 5.61 4.817/6.144 5.557 ± 0.7576
15 1342 1342/1342 1342 ± 0.0000253 5.502 4.694/5.897 5.406 ± 0.6716
16 1342 1342/1342 1342 ± 0.0000609 3.69 3.481/3.891 3.714 ± 0.3374
17 1342 1342/1342 1342 ± 0.00005999 3.711 3.553/3.883 3.734 ± 0.3134
vis
VLASS2.1.sb38447583.eb38589602.59083.73025677083_split_split.ms
output_dir
 
statwtmode
VLASS-SE
overwrite_modelcol
False
datacolumn
residual_data
Start time
2024-11-16 11:05:03.656
End
2024-11-16 12:04:50.112
Duration
0:59:46.456
Note, WebLog generation is not included in the time.

CASA logs for stage 8