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

Statwt Summary Plot

VLASS2.1.sb38563510.eb38566235.59073.10379631944_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 5.26 5.174/6.009 5.393 ± 0.7224
ea02 1342 1342/1342 1342 ± 0.00004272 5.858 5.333/6.541 5.806 ± 0.884
ea05 1342 1342/1342 1342 ± 0.00001181 5.452 5.076/6.16 5.608 ± 0.7088
ea06 1342 1342/1342 1342 ± 0.000001853 4.862 4.756/5.334 4.894 ± 0.6216
ea07 1342 1342/1342 1342 ± 0.00004273 5.634 5.253/5.9 5.448 ± 0.7098
ea08 1342 1342/1342 1342 ± 0.00004272 6.035 5.589/6.885 6.091 ± 0.9866
ea09 1342 1342/1342 1342 ± 0.00003328 5.035 4.863/5.689 5.207 ± 0.5955
ea10 1342 1342/1342 1342 ± 0.00004276 5.505 5.152/6.398 5.589 ± 0.8647
ea11 1342 1342/1342 1342 ± 0.00004254 5.631 5.218/6.445 5.648 ± 0.9356
ea12 1342 1342/1342 1342 ± 0.000001853 5.582 5.273/6.437 5.641 ± 0.9514
ea13 1342 1342/1342 1342 ± 0.00002689 5.821 5.642/6.32 5.908 ± 0.7137
ea14 1342 1342/1342 1342 ± 0.0000149 6.451 5.618/6.587 5.96 ± 0.927
ea15 1342 1342/1342 1342 ± 0 5.351 5.174/6.276 5.586 ± 0.8436
ea16 1342 1342/1342 1342 ± 0 5.117 4.985/5.351 5.098 ± 0.2498
ea17 1342 1342/1342 1342 ± 0.00004377 5.822 5.465/6.805 5.848 ± 0.9618
ea18 1342 1342/1342 1342 ± 0.00002715 4.916 4.643/5.659 4.933 ± 0.7539
ea19 1342 1342/1342 1342 ± 0 5.687 5.444/6.434 5.843 ± 0.7172
ea20 1342 1342/1342 1342 ± 0.00001003 5.867 5.7/6.884 5.958 ± 1.103
ea21 1342 1342/1342 1342 ± 0.00001652 5.475 5.295/6.19 5.559 ± 0.7231
ea22 1342 1342/1342 1342 ± 0.00004192 5.414 5.146/6.499 5.663 ± 0.8405
ea23 1342 1342/1342 1342 ± 0.00003411 5.624 5.401/6.413 5.694 ± 0.8496
ea25 1342 1342/1342 1342 ± 0 5.335 5.258/5.388 5.298 ± 0.1554
ea26 1342 1342/1342 1342 ± 0.00003734 5.592 5.458/6.55 5.798 ± 0.7698
ea27 1342 1342/1342 1342 ± 0.00004242 5.373 5.071/6.305 5.487 ± 0.8475
ea28 1342 1342/1342 1342 ± 0.00004208 5.553 5.372/6.559 5.738 ± 0.915
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 ± 0.00002439 5.4 5.212/5.65 5.396 ± 0.3026
3 1342 1342/1342 1342 ± 0.00004883 5.028 4.86/5.13 5.003 ± 0.1633
5 1342 1342/1342 1342 ± 0.00002439 5.395 5.196/5.49 5.333 ± 0.3424
6 1342 1342/1342 1342 ± 0.00002439 5.317 5.175/5.427 5.282 ± 0.2703
7 1342 1342/1342 1342 ± 0.00002439 5.272 5.162/5.421 5.278 ± 0.2421
8 1342 1342/1342 1342 ± 0.00002439 5.311 5.049/5.444 5.246 ± 0.2791
9 1342 1342/1342 1342 ± 0.00002439 5.536 5.404/5.752 5.519 ± 0.3407
10 1342 1342/1342 1342 ± 0.00002489 5.996 5.76/6.121 5.919 ± 0.3484
11 1342 1342/1342 1342 ± 0.00002489 6.291 6.117/6.42 6.204 ± 0.365
12 1342 1342/1342 1342 ± 0.00002489 6.501 6.282/6.582 6.4 ± 0.3761
13 1342 1342/1342 1342 ± 0.00002489 6.856 6.406/6.972 6.72 ± 0.4018
14 1342 1342/1342 1342 ± 0.00002544 6.648 6.156/7.01 6.578 ± 0.5046
15 1342 1342/1342 1342 ± 0.00002625 6.531 6.179/6.749 6.439 ± 0.4924
16 1342 1342/1342 1342 ± 0.00006007 3.992 3.772/4.257 4.024 ± 0.3232
17 1342 1342/1342 1342 ± 0.00006101 4.208 3.952/4.414 4.181 ± 0.3299
overwrite_modelcol
False
datacolumn
residual_data
vis
VLASS2.1.sb38563510.eb38566235.59073.10379631944_split_split.ms
statwtmode
VLASS-SE
output_dir
 
Start time
2024-10-31 03:11:24.759
End
2024-10-31 03:51:33.697
Duration
0:40:08.938
Note, WebLog generation is not included in the time.

CASA logs for stage 8