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

Statwt Summary Plot

VLASS2.1.sb38519843.eb38632934.59097.18672790509_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 5.755 5.35/6.087 5.782 ± 0.5393
ea02 1342 1342/1342 1342 ± 0 5.894 5.503/6.645 6.084 ± 0.6603
ea04 1342 1342/1342 1342 ± 0 5.592 5.172/6.242 5.709 ± 0.5787
ea05 1342 1342/1342 1342 ± 0 5.951 5.344/6.441 5.861 ± 0.6139
ea06 1342 1342/1342 1342 ± 0 5.159 4.836/5.468 5.174 ± 0.3765
ea07 1342 1342/1342 1342 ± 0 6.192 5.473/6.312 6.089 ± 0.5968
ea08 1342 1342/1342 1342 ± 0.000008303 5.982 5.633/6.771 6.268 ± 0.6818
ea09 1342 1342/1342 1342 ± 0 5.625 5.261/6.527 5.839 ± 0.6357
ea10 1342 1342/1342 1342 ± 0 6.153 5.397/6.719 6.08 ± 0.6667
ea11 1342 1342/1342 1342 ± 0 6.055 5.277/6.479 5.97 ± 0.6943
ea12 1342 1342/1342 1342 ± 0 6.034 5.45/6.569 6.094 ± 0.6688
ea13 1342 1342/1342 1342 ± 0 6.015 5.9/6.451 6.243 ± 0.4898
ea14 1342 1342/1342 1342 ± 0 5.975 5.354/6.483 5.961 ± 0.6721
ea15 1342 1342/1342 1342 ± 0 5.772 5.19/6.317 5.873 ± 0.685
ea16 1342 1342/1342 1342 ± 0 6.315 5.753/6.858 6.399 ± 0.7239
ea17 1342 1342/1342 1342 ± 0.000005748 6.06 5.606/6.909 6.177 ± 0.6436
ea18 1342 1342/1342 1342 ± 0 5.175 4.767/5.648 5.238 ± 0.5159
ea19 1342 1342/1342 1342 ± 0 5.858 5.634/6.621 6.233 ± 0.6352
ea20 1342 1342/1342 1342 ± 0 6.495 5.821/6.966 6.422 ± 0.6402
ea21 1342 1342/1342 1342 ± 0 5.927 5.434/6.327 5.932 ± 0.556
ea22 1342 1342/1342 1342 ± 0.000001256 5.555 5.358/6.544 5.915 ± 0.6497
ea23 1342 1342/1342 1342 ± 0 6.273 5.554/6.615 6.212 ± 0.6969
ea25 1342 1342/1342 1342 ± 0 5.725 5.23/6.241 5.769 ± 0.5948
ea26 1342 1342/1342 1342 ± 0 5.928 5.718/6.979 6.26 ± 0.656
ea27 1342 1342/1342 1342 ± 0.000005122 5.814 5.402/6.531 5.938 ± 0.5959
ea28 1342 1342/1342 1342 ± 0.00003142 5.692 5.502/6.582 6.031 ± 0.6573
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 ± 0.00002348 5.423 5.262/5.694 5.45 ± 0.2527
4 1342 1342/1342 1342 ± 0.00002543 5.277 5.02/5.5 5.288 ± 0.3591
5 1342 1342/1342 1342 ± 0.00002348 5.465 5.182/5.589 5.429 ± 0.3291
6 1342 1342/1342 1342 ± 0.00002348 5.349 5.126/5.507 5.331 ± 0.2873
7 1342 1342/1342 1342 ± 0.00002348 5.425 5.275/5.589 5.411 ± 0.2623
8 1342 1342/1342 1342 ± 0.00002348 5.435 5.174/5.565 5.372 ± 0.275
9 1342 1342/1342 1342 ± 0.00002348 5.671 5.504/5.928 5.656 ± 0.3297
10 1342 1342/1342 1342 ± 0.00002348 6.128 5.951/6.314 6.084 ± 0.3196
11 1342 1342/1342 1342 ± 0.00002348 6.393 6.192/6.489 6.301 ± 0.3296
12 1342 1342/1342 1342 ± 0.00002356 6.487 6.248/6.626 6.426 ± 0.3679
13 1342 1342/1342 1342 ± 0.00002348 6.927 6.831/7.131 6.924 ± 0.376
14 1342 1342/1342 1342 ± 0.00002348 7.209 6.952/7.396 7.124 ± 0.4194
15 1342 1342/1342 1342 ± 0.00002348 6.833 6.565/7.031 6.732 ± 0.4023
16 1342 1342/1342 1342 ± 0.00002958 6.047 5.72/6.273 6.038 ± 0.4038
17 1342 1342/1342 1342 ± 0.00002867 6.103 5.679/6.323 6.045 ± 0.3899
datacolumn
residual_data
overwrite_modelcol
False
vis
VLASS2.1.sb38519843.eb38632934.59097.18672790509_split_split.ms
output_dir
 
statwtmode
VLASS-SE
Start time
2024-12-17 01:56:46.776
End
2024-12-17 02:43:16.314
Duration
0:46:29.538
Note, WebLog generation is not included in the time.

CASA logs for stage 8