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 5.298 5.179/5.911 5.328 ± 0.888
ea02 1342 1342/1342 1342 ± 0.00004321 5.825 5.315/6.577 5.722 ± 1.091
ea05 1342 1342/1342 1342 ± 0.00001389 5.596 5.08/6.215 5.54 ± 0.8934
ea06 1342 1342/1342 1342 ± 0.000004446 4.941 4.67/5.309 4.805 ± 0.7511
ea07 1342 1342/1342 1342 ± 0.00004469 5.714 5.297/5.967 5.432 ± 0.9079
ea08 1342 1342/1342 1342 ± 0.00004385 5.981 5.533/6.9 5.966 ± 1.22
ea09 1342 1342/1342 1342 ± 0.00002299 5.21 4.862/5.699 5.141 ± 0.7177
ea10 1342 1342/1342 1342 ± 0.00004517 5.615 5.148/6.401 5.536 ± 1.019
ea11 1342 1342/1342 1342 ± 0.00004295 5.749 5.224/6.464 5.577 ± 1.145
ea12 1342 1342/1342 1342 ± 0.000006065 5.745 5.233/6.472 5.601 ± 1.104
ea13 1342 1342/1342 1342 ± 0.00002533 5.893 5.646/6.358 5.854 ± 0.8711
ea14 1342 1342/1342 1342 ± 0.00002116 6.473 5.511/6.597 5.826 ± 1.162
ea15 1342 1342/1342 1342 ± 0.000002018 5.403 5.148/6.276 5.532 ± 1.031
ea16 1342 1342/1342 1342 ± 0 5.112 4.983/5.326 5.073 ± 0.238
ea17 1342 1342/1342 1342 ± 0.00004429 5.824 5.546/6.745 5.756 ± 1.143
ea18 1342 1342/1342 1342 ± 0.00003527 5.071 4.698/5.731 4.934 ± 0.8907
ea19 1342 1342/1342 1342 ± 0.000001652 5.821 5.457/6.487 5.772 ± 0.8885
ea20 1342 1342/1342 1342 ± 0.00002136 5.97 5.699/6.923 5.911 ± 1.243
ea21 1342 1342/1342 1342 ± 0.00002066 5.552 5.316/6.229 5.501 ± 0.9056
ea22 1342 1342/1342 1342 ± 0.00004232 5.44 5.137/6.52 5.589 ± 1.013
ea23 1342 1342/1342 1342 ± 0.00004281 5.749 5.386/6.359 5.649 ± 1.013
ea25 1342 1342/1342 1342 ± 0 5.299 5.232/5.37 5.275 ± 0.1563
ea26 1342 1342/1342 1342 ± 0.00003563 5.665 5.486/6.553 5.741 ± 0.914
ea27 1342 1342/1342 1342 ± 0.00004655 5.471 5.043/6.341 5.469 ± 0.994
ea28 1342 1342/1342 1342 ± 0.00004361 5.722 5.389/6.585 5.676 ± 1.046
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 ± 0.0000244 5.52 5.301/5.701 5.461 ± 0.31
3 1342 1342/1342 1342 ± 0.00003221 4.71 4.618/4.952 4.794 ± 0.2537
5 1342 1342/1342 1342 ± 0.00002439 5.407 5.238/5.535 5.369 ± 0.3497
6 1342 1342/1342 1342 ± 0.0000244 5.317 5.185/5.468 5.291 ± 0.2718
7 1342 1342/1342 1342 ± 0.0000244 5.24 5.134/5.447 5.263 ± 0.2483
8 1342 1342/1342 1342 ± 0.0000244 5.306 5.05/5.439 5.232 ± 0.2815
9 1342 1342/1342 1342 ± 0.00002486 5.56 5.399/5.752 5.506 ± 0.3153
10 1342 1342/1342 1342 ± 0.0000249 6.01 5.764/6.146 5.933 ± 0.3498
11 1342 1342/1342 1342 ± 0.0000249 6.304 6.148/6.411 6.223 ± 0.3651
12 1342 1342/1342 1342 ± 0.0000249 6.52 6.28/6.584 6.419 ± 0.3698
13 1342 1342/1342 1342 ± 0.00002508 6.8 6.459/6.939 6.692 ± 0.3791
14 1342 1342/1342 1342 ± 0.0000341 6.465 6.074/6.976 6.502 ± 0.5227
15 1342 1342/1342 1342 ± 0.00002524 6.612 6.426/6.849 6.55 ± 0.4986
16 1342 1342/1342 1342 ± 0.00005952 3.481 3.286/3.698 3.494 ± 0.2921
17 1342 1342/1342 1342 ± 0.0000607 3.635 3.455/3.837 3.649 ± 0.2873
statwtmode
VLASS-SE
overwrite_modelcol
False
output_dir
 
datacolumn
residual_data
vis
VLASS2.1.sb38563510.eb38566235.59073.10379631944_split_split.ms
Start time
2024-10-31 01:23:49.732
End
2024-10-31 02:23:41.421
Duration
0:59:51.689
Note, WebLog generation is not included in the time.

CASA logs for stage 8