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 5.255 5.164/6.106 5.533 ± 0.7571
ea02 1342 1342/1342 1342 ± 0.00004404 5.81 5.253/6.557 5.888 ± 0.8336
ea05 1342 1342/1342 1342 ± 0.00003031 5.569 5.126/6.367 5.761 ± 0.7215
ea06 1342 1342/1342 1342 ± 0.00002272 4.952 4.716/5.416 5.037 ± 0.5488
ea07 1342 1342/1342 1342 ± 0.00004382 5.723 5.249/6.005 5.569 ± 0.8186
ea08 1342 1342/1342 1342 ± 0.00004396 5.916 5.564/6.965 6.162 ± 0.9744
ea09 1342 1342/1342 1342 ± 0.00002772 5.253 4.851/5.76 5.291 ± 0.5785
ea10 1342 1342/1342 1342 ± 0.00004403 5.648 5.128/6.555 5.715 ± 0.8837
ea11 1342 1342/1342 1342 ± 0.00004127 5.76 5.188/6.465 5.779 ± 0.8749
ea12 1342 1342/1342 1342 ± 0.00002344 5.723 5.295/6.468 5.813 ± 0.8536
ea13 1342 1342/1342 1342 ± 0.00001496 5.746 5.602/6.326 5.972 ± 0.6355
ea14 1342 1342/1342 1342 ± 0.00003988 6.466 5.81/6.99 6.157 ± 0.9649
ea15 1342 1342/1342 1342 ± 0.00001063 5.355 5.172/6.359 5.705 ± 0.807
ea16 1342 1342/1342 1342 ± 0 5.15 5.005/5.296 5.097 ± 0.2229
ea17 1342 1342/1342 1342 ± 0.00004165 5.848 5.422/7.056 5.972 ± 0.9649
ea18 1342 1342/1342 1342 ± 0.00003328 4.915 4.758/5.756 5.153 ± 0.6369
ea19 1342 1342/1342 1342 ± 0.00001245 5.726 5.457/6.643 5.98 ± 0.7846
ea20 1342 1342/1342 1342 ± 0.00002719 5.952 5.692/6.899 6.12 ± 0.9417
ea21 1342 1342/1342 1342 ± 0.0000291 5.559 5.332/6.35 5.731 ± 0.7828
ea22 1342 1342/1342 1342 ± 0.00004001 5.422 5.139/6.532 5.768 ± 0.7676
ea23 1342 1342/1342 1342 ± 0.00004309 5.738 5.368/6.552 5.837 ± 0.9624
ea25 1342 1342/1342 1342 ± 0 5.258 5.132/5.362 5.257 ± 0.1542
ea26 1342 1342/1342 1342 ± 0.00003043 5.58 5.437/6.603 5.867 ± 0.7235
ea27 1342 1342/1342 1342 ± 0.00004214 5.429 5.01/6.464 5.606 ± 0.8304
ea28 1342 1342/1342 1342 ± 0.00004307 5.637 5.328/6.574 5.844 ± 0.8517
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 ± 0.00002444 5.388 5.218/5.631 5.385 ± 0.2984
5 1342 1342/1342 1342 ± 0.00003264 5.178 5.106/5.376 5.236 ± 0.2481
6 1342 1342/1342 1342 ± 0.00002444 5.317 5.182/5.432 5.283 ± 0.2683
7 1342 1342/1342 1342 ± 0.00002444 5.254 5.154/5.448 5.265 ± 0.2309
8 1342 1342/1342 1342 ± 0.00002444 5.338 5.093/5.45 5.249 ± 0.2768
9 1342 1342/1342 1342 ± 0.00002444 5.547 5.386/5.752 5.49 ± 0.326
10 1342 1342/1342 1342 ± 0.00002495 6.042 5.811/6.131 5.966 ± 0.3349
11 1342 1342/1342 1342 ± 0.00002495 6.331 6.172/6.46 6.249 ± 0.3674
12 1342 1342/1342 1342 ± 0.00002495 6.537 6.319/6.597 6.428 ± 0.3607
13 1342 1342/1342 1342 ± 0.00002495 6.941 6.519/7.147 6.83 ± 0.3877
14 1342 1342/1342 1342 ± 0.00002495 7.11 6.845/7.25 6.998 ± 0.4253
15 1342 1342/1342 1342 ± 0.00002515 6.566 6.415/6.726 6.511 ± 0.4261
16 1342 1342/1342 1342 ± 0.00005878 4.412 4.199/4.66 4.425 ± 0.2826
17 1342 1342/1342 1342 ± 0.00005989 4.546 4.264/4.812 4.545 ± 0.3479
statwtmode
VLASS-SE
overwrite_modelcol
False
vis
VLASS2.1.sb38563510.eb38566235.59073.10379631944_split_split.ms
output_dir
 
datacolumn
residual_data
Start time
2024-10-31 02:05:55.973
End
2024-10-31 02:50:11.237
Duration
0:44:15.264
Note, WebLog generation is not included in the time.

CASA logs for stage 8