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

Statwt Summary Plot

VLASS2.1.sb38483282.eb38504007.59045.97679461805_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 5.822 5.338/6.239 5.795 ± 0.558
ea02 1342 1342/1342 1342 ± 0.00001453 5.912 5.461/6.597 6.023 ± 0.6478
ea04 1342 1342/1342 1342 ± 0 5.579 5.237/6.156 5.715 ± 0.5333
ea05 1342 1342/1342 1342 ± 0 6.008 5.504/6.629 5.992 ± 0.6125
ea06 1342 1342/1342 1342 ± 0 5.619 5.111/5.994 5.576 ± 0.499
ea07 1342 1342/1342 1342 ± 0 5.288 5.192/5.539 5.338 ± 0.1997
ea08 1342 1342/1342 1342 ± 0.00002333 5.993 5.67/6.735 6.204 ± 0.6682
ea09 1342 1342/1342 1342 ± 0 5.162 4.945/5.729 5.313 ± 0.4385
ea10 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea11 1342 1342/1342 1342 ± 0 5.829 5.407/6.485 5.969 ± 0.6188
ea13 1342 1342/1342 1342 ± 0 6.188 5.854/6.365 6.231 ± 0.4719
ea14 1342 1342/1342 1342 ± 0 6.135 5.486/6.576 6.085 ± 0.6656
ea15 1342 1342/1342 1342 ± 0 5.947 5.526/6.629 6.158 ± 0.7146
ea16 1342 1342/1342 1342 ± 0 6.193 5.767/6.75 6.301 ± 0.6898
ea17 1342 1342/1342 1342 ± 0.00000161 5.722 5.617/5.875 5.735 ± 0.1937
ea18 1342 1342/1342 1342 ± 0 5.284 4.894/5.794 5.33 ± 0.5136
ea19 1342 1342/1342 1342 ± 0 5.747 5.671/5.886 5.777 ± 0.1144
ea20 1342 1342/1342 1342 ± 0 6.351 5.831/6.878 6.322 ± 0.6287
ea21 1342 1342/1342 1342 ± 0 5.829 5.493/6.388 5.964 ± 0.5494
ea22 1342 1342/1342 1342 ± 0 5.58 5.271/6.461 5.82 ± 0.6394
ea23 1342 1342/1342 1342 ± 0.000004774 6.135 5.567/6.621 6.146 ± 0.6697
ea24 1342 1342/1342 1342 ± 0 5.949 5.163/6.372 5.744 ± 0.6019
ea25 1342 1342/1342 1342 ± 0.000003044 5.62 5.461/6.407 5.922 ± 0.6081
ea26 1342 1342/1342 1342 ± 0 6.254 5.807/6.998 6.309 ± 0.6809
ea27 1342 1342/1342 1342 ± 0 5.543 5.313/5.62 5.469 ± 0.1625
ea28 1342 1342/1342 1342 ± 0.00003908 5.756 5.482/6.535 5.992 ± 0.6527
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 ± 0.00002408 5.525 5.348/5.66 5.499 ± 0.2423
3 1342 1342/1342 1342 ± 0.00002411 5.311 5.131/5.576 5.355 ± 0.2963
4 1342 1342/1342 1342 ± 0.00002622 5.349 5.153/5.51 5.32 ± 0.3296
5 1342 1342/1342 1342 ± 0.00002408 5.502 5.324/5.722 5.501 ± 0.3111
6 1342 1342/1342 1342 ± 0.00002456 5.431 5.176/5.589 5.397 ± 0.2682
7 1342 1342/1342 1342 ± 0.00002408 5.484 5.257/5.69 5.462 ± 0.2725
8 1342 1342/1342 1342 ± 0.00002408 5.485 5.182/5.59 5.398 ± 0.2987
9 1342 1342/1342 1342 ± 0.00002416 5.764 5.53/5.937 5.684 ± 0.3208
10 1342 1342/1342 1342 ± 0.00002619 6.144 5.963/6.261 6.073 ± 0.3333
11 1342 1342/1342 1342 ± 0.00002619 6.363 6.254/6.479 6.303 ± 0.3259
12 1342 1342/1342 1342 ± 0.00002619 6.501 6.335/6.635 6.443 ± 0.3323
13 1342 1342/1342 1342 ± 0.00002619 6.985 6.583/7.108 6.873 ± 0.401
14 1342 1342/1342 1342 ± 0.00002619 7.165 6.889/7.472 7.078 ± 0.4135
15 1342 1342/1342 1342 ± 0.00002619 6.852 6.493/7.058 6.735 ± 0.4395
16 1342 1342/1342 1342 ± 0.00003928 5.926 5.615/6.194 5.919 ± 0.3891
17 1342 1342/1342 1342 ± 0.00003798 5.88 5.736/6.258 5.974 ± 0.352
statwtmode
VLASS-SE
datacolumn
residual_data
vis
VLASS2.1.sb38483282.eb38504007.59045.97679461805_split_split.ms
overwrite_modelcol
False
output_dir
 
Start time
2024-04-13 02:55:45.885
End
2024-04-13 03:57:00.479
Duration
1:01:14.595
Note, WebLog generation is not included in the time.

CASA logs for stage 7