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 5.632 5.154/6.049 5.505 ± 0.7595
ea02 1342 1342/1342 1342 ± 0.00004402 5.893 5.242/6.457 5.793 ± 0.8802
ea05 1342 1342/1342 1342 ± 0.00002641 5.542 4.809/6.037 5.415 ± 0.7021
ea06 1342 1342/1342 1342 ± 0.00001625 5.164 4.547/5.379 4.959 ± 0.6089
ea07 1342 1342/1342 1342 ± 0.0000439 5.773 5.312/6.118 5.573 ± 0.8085
ea08 1342 1342/1342 1342 ± 0.00004446 5.922 5.517/6.812 6.036 ± 1.036
ea09 1342 1342/1342 1342 ± 0.00002798 5.068 4.726/5.62 5.084 ± 0.5963
ea10 1342 1342/1342 1342 ± 0.00004495 5.522 5.163/6.551 5.698 ± 0.9341
ea11 1342 1342/1342 1342 ± 0.00004298 5.542 5.281/6.407 5.706 ± 0.9282
ea12 1342 1342/1342 1342 ± 0.0000156 5.346 5.186/6.35 5.589 ± 0.9362
ea13 1342 1342/1342 1342 ± 0.0000167 5.81 5.284/5.908 5.612 ± 0.6416
ea14 1342 1342/1342 1342 ± 0.00004746 6.405 5.733/6.954 6.076 ± 0.99
ea15 1342 1342/1342 1342 ± 0.00001201 5.217 5.043/6.066 5.493 ± 0.8025
ea16 1342 1342/1342 1342 ± 0 5.091 5.036/5.258 5.213 ± 0.2582
ea17 1342 1342/1342 1342 ± 0.00004325 5.899 5.519/6.936 5.928 ± 0.978
ea18 1342 1342/1342 1342 ± 0.00004129 4.87 4.672/5.68 5.013 ± 0.7284
ea19 1342 1342/1342 1342 ± 0.00001421 5.751 5.186/6.33 5.712 ± 0.7293
ea20 1342 1342/1342 1342 ± 0.00003125 6.06 5.678/6.917 5.993 ± 1.025
ea21 1342 1342/1342 1342 ± 0.0000367 5.708 5.173/6.07 5.556 ± 0.7312
ea22 1342 1342/1342 1342 ± 0.00003831 5.639 5.034/6.345 5.626 ± 0.8181
ea23 1342 1342/1342 1342 ± 0.00004437 5.68 5.444/6.519 5.822 ± 0.9724
ea25 1342 1342/1342 1342 ± 0 5.308 5.27/5.331 5.296 ± 0.1488
ea26 1342 1342/1342 1342 ± 0.00003032 5.418 5.24/6.197 5.556 ± 0.7265
ea27 1342 1342/1342 1342 ± 0.0000426 5.45 5.16/6.414 5.611 ± 0.8471
ea28 1342 1342/1342 1342 ± 0.00004404 5.745 5.406/6.514 5.78 ± 0.9214
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.
5 1342 1342/1342 1342 ± 0.00002508 5.64 5.31/5.785 5.543 ± 0.3982
6 1342 1342/1342 1342 ± 0.00002441 5.241 5.047/5.401 5.215 ± 0.2658
7 1342 1342/1342 1342 ± 0.00002441 5.242 5.085/5.313 5.206 ± 0.2496
8 1342 1342/1342 1342 ± 0.00002441 5.186 5.044/5.405 5.189 ± 0.291
9 1342 1342/1342 1342 ± 0.00002441 5.382 5.072/5.506 5.281 ± 0.3432
10 1342 1342/1342 1342 ± 0.00002491 5.846 5.742/6.077 5.857 ± 0.3429
11 1342 1342/1342 1342 ± 0.00002491 6.125 5.89/6.351 6.089 ± 0.357
12 1342 1342/1342 1342 ± 0.00002491 6.34 6.041/6.505 6.254 ± 0.3685
13 1342 1342/1342 1342 ± 0.00002491 6.568 6.422/6.939 6.619 ± 0.3725
14 1342 1342/1342 1342 ± 0.00002491 6.802 6.578/7.022 6.734 ± 0.4186
15 1342 1342/1342 1342 ± 0.00002518 6.483 6.208/6.83 6.445 ± 0.4697
16 1342 1342/1342 1342 ± 0.00005828 4.062 3.92/4.265 4.087 ± 0.217
17 1342 1342/1342 1342 ± 0.0000581 4.188 4.047/4.414 4.235 ± 0.2567
datacolumn
residual_data
overwrite_modelcol
False
statwtmode
VLASS-SE
vis
VLASS2.1.sb38563510.eb38566235.59073.10379631944_split_split.ms
output_dir
 
Start time
2024-10-31 02:56:07.378
End
2024-10-31 03:58:00.962
Duration
1:01:53.584
Note, WebLog generation is not included in the time.

CASA logs for stage 8