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

Statwt Summary Plot

VLASS2.1.sb38652042.eb38809484.59142.37127280093_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 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea02 1342 1342/1342 1342 ± 0 5.729 5.358/6.407 5.597 ± 1.014
ea03 1342 1342/1342 1342 ± 0.0000223 5.005 4.674/5.916 5.162 ± 0.7786
ea04 1342 1342/1342 1342 ± 0.00000405 5.501 5.091/6.045 5.414 ± 0.9672
ea05 1342 1342/1342 1342 ± 0 5.323 4.884/6.014 5.418 ± 0.8217
ea06 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea07 1342 1342/1342 1342 ± 0.00001866 5.906 5.413/6.356 5.691 ± 0.9765
ea08 1342 1342/1342 1342 ± 0.00004896 5.916 5.429/6.63 5.734 ± 1.175
ea09 1342 1342/1342 1342 ± 0.00003446 5.687 5.184/6.28 5.632 ± 0.763
ea10 1342 1342/1342 1342 ± 0.00003302 5.791 5.226/6.608 5.662 ± 0.9799
ea11 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea12 1342 1342/1342 1342 ± 0.00003228 5.576 5.271/6.543 5.701 ± 1.096
ea13 1342 1342/1342 1342 ± 0.00002147 5.81 5.361/6.342 5.672 ± 0.8678
ea14 1342 1342/1342 1342 ± 0.00001823 5.496 5.115/6.316 5.495 ± 0.8892
ea15 1342 1342/1342 1342 ± 0.000001751 2.565 2.366/3.002 2.68 ± 0.5162
ea17 1342 1342/1342 1342 ± 0.0000435 6.044 5.634/6.824 5.985 ± 1.171
ea18 1342 1342/1342 1342 ± 0.00004499 4.809 4.665/5.503 4.828 ± 0.7298
ea19 1342 1342/1342 1342 ± 0.000009967 5.607 5.295/6.387 5.699 ± 0.8449
ea20 1342 1342/1342 1342 ± 0.00004306 5.824 5.633/7.036 5.986 ± 1.136
ea21 1342 1342/1342 1342 ± 0.000003454 5.632 5.201/6.402 5.637 ± 0.9076
ea23 1342 1342/1342 1342 ± 0.0000141 5.492 5.241/5.544 5.143 ± 0.8376
ea24 1342 1342/1342 1342 ± 0.00003646 5.523 5.337/6.238 5.642 ± 0.758
ea25 1342 1342/1342 1342 ± 0.00004382 5.53 5.191/6.166 5.424 ± 0.9639
ea26 1342 1342/1342 1342 ± 0.00001459 5.779 5.638/6.632 5.981 ± 0.8386
ea27 1342 1342/1342 1342 ± 0.00004289 5.453 5.145/6.488 5.461 ± 1.001
ea28 1342 1342/1342 1342 ± 0.00003516 5.381 5.176/6.171 5.514 ± 0.78
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 ± 0.00002513 5.37 5.245/5.63 5.28 ± 0.6279
5 1342 1342/1342 1342 ± 0.00002568 5.283 5.126/5.531 5.177 ± 0.6669
6 1342 1342/1342 1342 ± 0.00002544 5.235 5.07/5.412 5.1 ± 0.6457
7 1342 1342/1342 1342 ± 0.00002535 5.341 5.241/5.489 5.215 ± 0.6972
8 1342 1342/1342 1342 ± 0.00002535 5.297 5.149/5.426 5.167 ± 0.7057
9 1342 1342/1342 1342 ± 0.00002559 5.504 5.231/5.778 5.355 ± 0.7559
10 1342 1342/1342 1342 ± 0.00002491 6.017 5.729/6.287 5.819 ± 0.7976
11 1342 1342/1342 1342 ± 0.00002491 6.323 6.043/6.557 6.151 ± 0.7613
12 1342 1342/1342 1342 ± 0.00002491 6.497 6.325/6.648 6.353 ± 0.8009
13 1342 1342/1342 1342 ± 0.00002493 6.556 6.322/6.775 6.424 ± 0.7252
14 1342 1342/1342 1342 ± 0.00003 6.012 5.664/6.517 6.049 ± 0.7273
15 1342 1342/1342 1342 ± 0.00002491 6.406 6.004/6.813 6.283 ± 0.8563
16 1342 1342/1342 1342 ± 0.00006091 3.519 3.337/3.719 3.498 ± 0.3863
17 1342 1342/1342 1342 ± 0.00006101 3.688 3.538/3.883 3.669 ± 0.4077
overwrite_modelcol
False
output_dir
 
vis
VLASS2.1.sb38652042.eb38809484.59142.37127280093_split_split.ms
datacolumn
residual_data
statwtmode
VLASS-SE
Start time
2025-01-11 13:45:21.515
End
2025-01-11 14:44:15.699
Duration
0:58:54.183
Note, WebLog generation is not included in the time.

CASA logs for stage 8